1 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
3 * config/ia64/ia64.h, config/ia64/ia64.md,
4 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
7 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
9 * config/m68k/m68k.c (split_di): New.
10 * config/m68k/m68k-protos.h: Declare split_di.
11 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
12 Improve predicate handling and split constant shifts.
14 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
16 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
17 parameter for register bitfield operations, general predicates
20 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
22 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
23 * config/m68k/linux-unwind.h: New file.
25 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
27 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
28 config/i386/athlon.md, config/ia64/ia64.md,
29 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
30 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
31 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
32 tree-ssa-loop-niter.c, tree-vect-analyze.c,
33 tree-vect-transform.c: Fix comment typos.
35 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
37 * sched-deps.c (find_insn_list): Remove.
38 * sched-int.h: Remove the prototype for find_insn_list.
40 2007-02-16 Geoffrey Keating <geoffk@apple.com>
42 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
44 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
45 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
46 darwin_rs6000_override_options.
47 (C_COMMON_OVERRIDE_OPTIONS): Expect
48 darwin_macosx_version_min to be non-NULL always.
49 (TARGET_C99_FUNCTIONS): Likewise.
50 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
51 (DARWIN_MINVERSION_SPEC): New.
52 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
53 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
55 (DARWIN_MINVERSION_SPEC): New.
56 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
58 * config/darwin-c.c (darwin_cpp_builtins): Expect
59 darwin_macosx_version_min to be non-NULL always.
61 * config/rs6000/rs6000.c: Clean up trailing whitespace.
63 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
65 * config/i386/i386.h (x86_use_xchgb): New.
66 (TARGET_USE_XCHGB): New macro.
67 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
68 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
69 Split after reload into bswaphi for shifts of 8.
70 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
71 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
72 or when optimizing for size.
74 2007-02-16 Richard Guenther <rguenther@suse.de>
75 Christian Bruel <christian.bruel@st.com>
77 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
78 DECLs but prefer SSA_NAMEs over DECLs.
80 2007-02-16 Richard Guenther <rguenther@suse.de>
82 * tree-flow-inline.h (single_imm_use_p): Remove.
83 (zero_imm_uses_p): Likewise.
84 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
85 instead of single_imm_use_p.
86 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
89 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
92 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
93 nested double- and backquotes.
95 2007-02-15 Roger Sayle <roger@eyesopen.com>
98 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
99 should be unreachable.
100 (build2_stat): Allow construction of MODIFY_EXPR at any time.
101 For the time being redirect GIMPLE_MODIFY_STMT to the new
102 (renamed) build_gimple_modify_stmt_stat.
103 (build2_gimple_stat): Rename to...
104 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
105 Always build a GIMPLE_MODIFY_STMT node.
106 * tree.h (build2_gimple, build2_gimple_stat): Delete.
107 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
110 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
111 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
112 * tree-complex.c (set_component_ssa_name, expand_complex_move,
113 expand_complex_div_wide): Likewise.
114 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
115 * tree-ssa-loop-im.c (schedule_sm): Likewise.
116 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
117 * tree-ssa-loop-manip.c (create_iv): Likewise.
118 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
119 abs_replacement): Likewise.
120 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
121 realify_fake_stores): Likewise.
123 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
124 node rather than a GIMPLE_MODIFY_STMT node.
125 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
126 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
128 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
129 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
132 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
135 * fold-const.c (fold_comparison): Add back the
136 folding of constant complex comparisions.
138 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
141 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
142 effects unknown to this function, return early.
144 2007-02-15 Ian Lance Taylor <iant@google.com>
146 * lower-subreg.c (move_eh_region_note): New static function.
147 (resolve_simple_move): Call it.
148 (decompose_multiword_subregs): Track blocks for which we resolve a
149 simple move which is also a control flow insn. Pass them to
150 find_many_sub_basic_blocks.
151 (pass_lower_subreg): Add TODO_verify_flow.
152 (pass_lower_subreg2): Likewise.
154 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
155 Brooks Moses <brooks.moses@codesourcery.com>
156 Lee Millward <lee.millward@codesourcery.com>
158 * tree.h (enum tree_code_class): Add tcc_vl_exp.
159 (VL_EXP_CLASS_P): New.
160 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
162 (TREE_OPERAND_CHECK_CODE): Likewise.
163 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
164 (TREE_RTL_OPERAND_CHECK): Likewise.
165 (tree_operand_check_failed): Make second parameter the whole tree
166 instead of its code. Fixed callers.
168 (TREE_OPERAND_LENGTH): New.
169 (VL_EXP_OPERAND_LENGTH): New.
171 (CALL_EXPR_STATIC_CHAIN): New.
172 (CALL_EXPR_ARGS): New.
173 (CALL_EXPR_ARG): New.
174 (call_expr_nargs): New.
175 (CALL_EXPR_ARGP): New.
176 (build_nt_call_list): Declare.
177 (build_vl_exp_stat): Declare.
179 (build_call_list): Declare.
180 (build_call_nary): Declare.
181 (build_call_valist): Declare.
182 (build_call_array): Declare.
183 (call_expr_arg): Declare.
184 (call_expr_argp): Declare.
185 (call_expr_arglist): Declare.
186 (fold_build_call_list): Declare.
187 (fold_build_call_list_initializer): Declare.
188 (fold_call_expr): Declare to replace fold_builtin.
189 (fold_builtin_fputs): Update to agree with modified definition.
190 (fold_builtin_strcpy): Likewise.
191 (fold_builtin_strncpy): Likewise.
192 (fold_builtin_memory_chk): Likewise.
193 (fold_builtin_stxcpy_chk): Likewise.
194 (fold_builtin_strncpy_chk): Likewise.
195 (fold_builtin_next_arg): Likewise.
196 (fold_build_call_expr): Declare.
197 (fold_builtin_call_list): Declare.
198 (fold_builtin_call_valist): Declare.
199 (build_call_expr): Declare.
200 (validate_arglist): Update to agree with modified definition.
201 (tree_operand_length): New.
202 (call_expr_arg_iterator): New.
203 (init_call_expr_arg_iterator): New.
204 (next_call_expr_arg): New.
205 (first_call_expr_arg): New.
206 (more_call_expr_args_p): New.
207 (FOR_EACH_CALL_EXPR_ARG): New.
209 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
211 (tree_code_size): Update documentation. Use sizeof (tree) rather
212 than sizeof (char *).
213 (tree_size): Likewise. Add case for tcc_vl_exp.
214 (tree_node_structure): Add case for tcc_vl_exp.
215 (contains_placeholder_p): Likewise.
216 (substitute_in_expr): Likewise.
217 (substitute_placeholder_in_expr): Likewise.
218 (stabilize_reference_1): Likewise.
219 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
220 to diagnose breakage of this interface for constructing CALL_EXPRs.
221 (build_nt): Add similar assertion here.
222 (build_nt_call_list): New.
223 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
224 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
226 (get_callee_fndecl): Use new CALL_EXPR accessors.
227 (tree_operand_check_failed): Change parameters to pass entire node
228 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
229 (process_call_operands): New.
230 (build_vl_exp_stat): New.
231 (build_call_list): New.
232 (build_call_nary): New.
233 (build_call_valist): New.
234 (build_call_array): New.
235 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
236 (call_expr_arglist): New.
238 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
239 tcc_vl_exp instead of a fixed-size tcc_expression.
241 * doc/c-tree.texi (CALL_EXPR): Document new representation and
242 accessors for CALL_EXPRs.
243 (AGGR_INIT_EXPR): Likewise.
245 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
246 Brooks Moses <brooks.moses@codesourcery.com>
247 Lee Millward <lee.millward@codesourcery.com>
249 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
250 (expand_builtin_nonlocal_goto): Change parameter to be entire
251 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
252 (expand_builtin_prefetch): Likewise.
253 (expand_builtin_classify_type): Likewise.
254 (mathfn_built_in): Return NULL_TREE instead of 0.
255 (expand_errno_check): Use new CALL_EXPR accessors.
256 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
257 Return NULL_RTX instead of 0.
258 (expand_builtin_mathfn_2): Likewise.
259 (expand_builtin_mathfn_3): Likewise.
260 (expand_builtin_interclass_mathfn): Likewise.
261 (expand_builtin_sincos): Likewise.
262 (expand_builtin_cexpi): Likewise.
263 (expand_builtin_int_roundingfn): Likewise.
264 (expand_builtin_int_roundingfn_2): Likewise.
265 (expand_builtin_pow): Likewise.
266 (expand_builtin_powi): Likewise.
267 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
268 of arglist, fixing callers appropriately. Use new CALL_EXPR
269 accessors and constructors. Return NULL_RTX instead of 0.
270 (expand_builtin_strstr): Likewise.
271 (expand_builtin_strchr): Likewise.
272 (expand_builtin_strrchr): Likewise.
273 (expand_builtin_strpbrk): Likewise.
274 (expand_builtin_memcpy): Likewise.
275 (expand_builtin_mempcpy): Likewise.
276 (expand_builtin_mempcpy_args): New.
277 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
278 (expand_builtin_memmove_args): New.
279 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
280 (expand_movstr): Likewise.
281 (expand_builtin_strcpy): Likewise.
282 (expand_builtin_strcpy_args): New.
283 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
284 (expand_builtin_strncpy): Likewise.
285 (expand_builtin_memset): Likewise.
286 (expand_builtin_memset_args): New.
287 (expand_builtin_bzero): Similarly to expand_builtin_memset.
288 (expand_builtin_memcmp): Likewise.
289 (expand_builtin_strcmp): Likewise.
290 (expand_builtin_strncmp): Likewise.
291 (expand_builtin_strcat): Likewise.
292 (expand_builtin_strncat): Likewise.
293 (expand_builtin_strspn): Likewise.
294 (expand_builtin_strcspn): Likewise.
295 (expand_builtin_args_info): Likewise.
296 (expand_builtin_va_start): Likewise.
297 (gimplify_va_arg_expr): Likewise.
298 (expand_builtin_va_end): Likewise.
299 (expand_builtin_va_copy): Likewise.
300 (expand_builtin_frame_address): Likewise.
301 (expand_builtin_alloca): Likewise.
302 (expand_builtin_bswap): Likewise.
303 (expand_builtin_unop): Likewise.
304 (expand_builtin_fputs): Likewise.
305 (expand_builtin_expect): Likewise.
306 (expand_builtin_fabs): Likewise.
307 (expand_builtin_copysign): Likewise.
308 (expand_builtin_printf): Likewise.
309 (expand_builtin_fprintf): Likewise.
310 (expand_builtin_sprintf): Likewise.
311 (expand_builtin_init_trampoline): Likewise.
312 (expand_builtin_signbit): Likewise.
313 (expand_builtin_fork_or_exec): Likewise.
314 (expand_builtin_sync_operation): Likewise.
315 (expand_builtin_compare_and_swap): Likewise.
316 (expand_builtin_lock_test_and_set): Likewise.
317 (expand_builtin_lock_release): Likewise.
318 (expand_builtin): Likewise.
319 (builtin_mathfn_code): Likewise.
321 (fold_builtin_constant_p): Pass call arguments individually instead
322 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
323 accessors and constructors. Return NULL_TREE instead of 0.
324 (fold_builtin_expect): Likewise.
325 (fold_builtin_classify_type): Likewise.
326 (fold_builtin_strlen): Likewise.
327 (fold_builtin_nan): Likewise.
328 (integer_valued_real_p): Likewise.
329 (fold_trunc_transparent_mathfn): Likewise.
330 (fold_fixed_mathfn): Likewise.
331 (fold_builtin_cabs): Likewise.
332 (fold_builtin_sqrt): Likewise.
333 (fold_builtin_cbrt): Likewise.
334 (fold_builtin_cos): Likewise.
335 (fold_builtin_cosh): Likewise.
336 (fold_builtin_tan): Likewise.
337 (fold_builtin_sincos): Likewise.
338 (fold_builtin_cexp): Likewise.
339 (fold_builtin_trunc): Likewise.
340 (fold_builtin_floor): Likewise.
341 (fold_builtin_ceil): Likewise.
342 (fold_builtin_round): Likewise.
343 (fold_builtin_int_roundingfn): Likewise.
344 (fold_builtin_bitop): Likewise.
345 (fold_builtin_bswap): Likewise.
346 (fold_builtin_logarithm): Likewise.
347 (fold_builtin_hypot): Likewise.
348 (fold_builtin_pow): Likewise.
349 (fold_builtin_powi): Likewise.
350 (fold_builtin_exponent): Likewise.
351 (fold_builtin_memset): Likewise.
352 (fold_builtin_bzero): Likewise.
353 (fold_builtin_memory_op): Likewise.
354 (fold_builtin_bcopy): Deleted; call site changed to invoke
355 fold_builtin_memory_op directly.
356 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
357 (fold_builtin_strncpy): Likewise.
358 (fold_builtin_memcmp): Likewise.
359 (fold_builtin_strcmp): Likewise.
360 (fold_builtin_strncmp): Likewise.
361 (fold_builtin_signbit): Likewise.
362 (fold_builtin_copysign): Likewise.
363 (fold_builtin_isascii): Likewise.
364 (fold_builtin_toascii): Likewise.
365 (fold_builtin_isdigit): Likewise.
366 (fold_builtin_fabs): Likewise.
367 (fold_builtin_abs): Likewise.
368 (fold_builtin_fmin_fmax): Likewise.
369 (fold_builtin_carg): Likewise.
370 (fold_builtin_classify): Likewise.
371 (fold_builtin_unordered_cmp): Likewise.
373 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
374 New functions split out from fold_builtin_1.
375 (fold_builtin_n): New.
376 (fold_builtin_varargs): New.
377 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
379 (fold_call_expr): New.
380 (build_function_call_expr): Rewrite to use new helper function.
381 (fold_builtin_call_list): New.
382 (build_call_expr): New.
383 (fold_builtin_call_valist): New.
384 (rewrite_call_expr): New.
386 (validate_arglist): Change parameter to be entire CALL_EXPR instead
387 of an arglist. Change return type to bool. Use new CALL_EXPR
390 (fold_builtin_strstr): Pass call arguments individually instead
391 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
392 accessors and constructors. Return NULL_TREE instead of 0.
393 (fold_builtin_strchr): Likewise.
394 (fold_builtin_strrchr): Likewise.
395 (fold_builtin_strpbrk): Likewise.
396 (fold_builtin_strcat): Likewise.
397 (fold_builtin_strncat): Likewise.
398 (fold_builtin_strspn): Likewise.
399 (fold_builtin_strcspn): Likewise.
400 (fold_builtin_fputs): Likewise.
401 (fold_builtin_next_arg): Likewise.
402 (fold_builtin_sprintf): Likewise.
404 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
405 NULL_RTX instead of 0.
406 (expand_builtin_memory_chk): Likewise.
407 (maybe_emit_chk_warning): Likewise.
408 (maybe_emit_sprintf_chk_warning): Likewise.
410 (fold_builtin_object_size): Pass call arguments individually instead
411 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
412 accessors and constructors. Return NULL_TREE instead of 0.
413 (fold_builtin_memory_chk): Likewise.
414 (fold_builtin_stxcpy_chk): Likewise.
415 (fold_builtin_strncpy_chk): Likewise.
416 (fold_builtin_strcat_chk): Likewise.
417 (fold_builtin_strcat_chk): Likewise.
418 (fold_builtin_strncat_chk): Likewise.
419 (fold_builtin_sprintf_chk): Likewise.
420 (fold_builtin_snprintf_chk): Likewise.
421 (fold_builtin_printf): Likewise.
422 (fold_builtin_vprintf): Likewise.
424 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
426 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
427 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
428 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
429 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
430 (fold_unary): Likewise.
431 (fold_binary): Likewise.
432 (fold_ternary): Remove CALL_EXPR case, since they are no longer
434 (fold): Add logic for tcc_vl_exp.
435 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
436 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
437 (fold_build3_stat): Add assertion to flag broken interface for
438 constructing CALL_EXPRs.
439 (fold_build_call_list): New.
440 (fold_build_call_list_initializer): New.
441 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
443 (fold_strip_sign_ops): Likewise.
445 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
446 Brooks Moses <brooks.moses@codesourcery.com>
447 Lee Millward <lee.millward@codesourcery.com>
449 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
450 accessors and dump arguments explicitly.
452 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
454 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
456 (print_call_name): Use new CALL_EXPR accessors.
458 * print-tree.c (print_node): Add case tcc_vl_exp. Print
459 CALL_EXPR arguments explicitly instead of as a list. Use
460 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
462 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
463 (vrp_visit_stmt): Likewise.
465 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
466 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
468 (force_move_till_expr): Likewise.
470 * targhooks.c (default_external_stack_protect_fail): Use
471 build_call_expr instead of build_function_call_expr.
472 (default_hidden_stack_protect_fail): Likewise.
474 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
477 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
478 and walk arguments explicitly.
480 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
481 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
482 (expand_simple_operations): Likewise.
483 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
485 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
487 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
489 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
490 instead of TREE_CODE_LENGTH.
492 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
493 (tree_ic_transform): Likewise.
494 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
495 parameter instead of arglist. Fix callers.
496 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
497 (tree_stringops_transform): Likewise.
498 (tree_indirect_call_to_profile): Likewise.
499 (tree_stringops_values_to_profile): Likewise.
501 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
502 (eliminate_tail_call): Likewise.
504 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
506 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
507 Use TREE_OPERAND_LENGTH and generalize to handle any number of
509 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
511 * omp-low.c (build_omp_barrier): Use build_call_expr.
512 (lower_rec_input_clauses): Likewise.
513 (lower_reduction_clauses): Likewise.
514 (expand_parallel_call): Likewise.
515 (maybe_catch_exception): Likewise.
516 (expand_omp_for_generic): Likewise.
517 (expand_omp_for_static_nochunk): Likewise.
518 (expand_omp_sections): Likewise.
519 (lower_omp_single_simple): Likewise.
520 (lower_omp_single_copy): Likewise.
521 (lower_omp_master): Likewise.
522 (lower_omp_ordered): Likewise.
523 (lower_omp_critical): Likewise.
525 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
526 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
528 * tree-gimple.c (is_gimple_call_addr): Fix doc.
529 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
530 TREE_CODE_LENGTH. Add tcc_vl_exp case.
532 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
533 and generalize to handle any number of operands.
534 (chrec_contains_undetermined): Likewise.
535 (tree_contains_chrecs): Likewise.
536 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
538 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
540 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
541 fold_call_expr instead of fold_builtin.
542 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
543 match declarations there.
544 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
547 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
548 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
550 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
551 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
553 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
556 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
557 (execute_cse_sincos): Use new CALL_EXPR accessors.
559 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
561 * gimple-low.c (lower_function_body): Use build_call_expr.
562 (lower_builtin_setjmp): Likewise.
564 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
565 (set_storage_via_libcall): Likewise.
566 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
567 instead of TREE_CODE_LENGTH.
568 (expand_expr_real_1): Use new CALL_EXPR accessors.
570 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
571 generalize to handle any number of operands.
572 (TB_parent_eq): Likewise.
574 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
575 (strip_builtin_expect): Likewise.
577 * function.c (gimplify_parameters): Use build_call_expr.
579 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
580 instead of TREE_CODE_LENGTH.
582 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
583 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
585 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
588 * gimplify.c (build_stack_save_restore): Use build_call_expr.
589 (gimplify_decl_expr): Likewise.
590 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
591 Use new CALL_EXPR iterators.
592 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
593 (gimplify_modify_expr_to_memset): Likewise.
594 (gimplify_variable_sized_compare): Likewise.
595 (gimplify_omp_atomic_fetch_op): Likewise.
596 (gimplify_omp_atomic_pipeline): Likewise.
597 (gimplify_omp_atomic_mutex): Likewise.
598 (gimplify_function_tree): Likewise.
600 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
601 (call_expr_flags): Likewise.
602 (expand_call): Likewise.
604 * except.c (expand_builtin_eh_return_data_regno): Pass entire
605 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
608 * coverage.c (create_coverage): Use build_call_expr.
610 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
611 (temp_call_expr_obstack): New.
612 (pool_copy_list): Delete.
613 (temp_copy_call_expr): New.
614 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
615 CALL_EXPR accessors. Get rid of special goo for copying argument
616 lists and use temp_copy_call_expr instead.
617 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
619 (create_expression_by_pieces): Likewise. Use build_call_array
620 to construct the result instead of fold_build3.
621 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
622 dealing with argument lists.
623 (init_pre): Remove references to expression_node_pool and
624 list_node_pool. Init temp_call_expr_obstack instead.
625 (fini_pre): Remove references to expression_node_pool and
628 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
629 and walk arguments explicitly instead of as a list.
631 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
632 (mx_register_decls): Likewise.
633 (mudflap_register_call): Likewise.
634 (mudflap_finish_file): Likewise.
636 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
637 (ipa_callsite_compute_param): Likewise.
639 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
640 accessors and constructor.
642 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
643 accessors and constructor.
644 (convert_tramp_reference): Likewise.
645 (convert_call_expr): Likewise.
646 (finalize_nesting_tree_1): Likewise.
648 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
651 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
653 * tree-inline.c (initialize_inlined_parameters): Pass entire
654 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
656 (estimate_num_insns_1): Use new CALL_EXPR accessors.
657 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
659 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
660 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
661 (vectorizable_reduction): Likewise.
662 (vectorizable_call): Use new CALL_EXPR iterators.
663 (vectorizable_conversion): Use build_call_expr.
664 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
665 (vect_gen_widened_results_half): Use build_call_expr.
666 (vect_setup_realignment): Likewise.
667 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
669 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
670 (pass_through_call): Likewise.
671 (compute_object_sizes): Likewise. Use fold_call_expr instead of
674 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
675 (tree_gen_pow2_profiler): Likewise.
676 (tree_gen_one_value_profiler): Likewise.
677 (tree_gen_ic_func_profiler): Likewise.
678 (tree_gen_average_profiler): Likewise.
679 (tree_gen_ior_profiler): Likewise.
681 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
682 (find_func_aliases): Use new CALL_EXPR accessors. Add case
683 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
685 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
688 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
691 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
693 (convert_to_integer): Likewise.
695 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
698 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
699 Brooks Moses <brooks.moses@codesourcery.com>
700 Lee Millward <lee.millward@codesourcery.com>
702 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
704 * config/frv/frv.c (frv_expand_builtin): Likewise.
705 * config/s390/s390.c (s390_expand_builtin): Likewise.
707 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
708 (sparc_expand_builtin): Use new CALL_EXPR accessors.
710 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
711 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
712 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
713 (ix86_expand_store_builtin): Likewise.
714 (ix86_expand_unop_builtin): Likewise.
715 (ix86_expand_unop1_builtin): Likewise.
716 (ix86_expand_sse_compare): Likewise.
717 (ix86_expand_sse_comi): Likewise.
718 (ix86_expand_vec_init_builtin): Likewise.
719 (ix86_expand_vec_ext_builtin): Likewise.
720 (ix86_expand_vec_set_builtin): Likewise.
721 (ix86_expand_builtin): Use new CALL_EXPR accessors.
723 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
724 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
726 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
727 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
728 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
730 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
732 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
733 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
734 arglist. Use new CALL_EXPR accessors. Fix callers.
735 (altivec_expand_abs_builtin): Likewise.
736 (rs6000_expand_binop_builtin): Likewise.
737 (altivec_expand_predicate_builtin): Likewise.
738 (altivec_expand_lv_builtin): Likewise.
739 (spe_expand_stv_builtin): Likewise.
740 (altivec_expand_stv_builtin): Likewise.
741 (rs6000_expand_ternop_builtin): Likewise.
742 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
743 (altivec_expand_st_builtin): Likewise.
744 (altivec_expand_dst_builtin): Likewise.
745 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
746 arglist. Use new CALL_EXPR accessors. Fix callers.
747 (altivec_expand_vec_set_builtin): Likewise.
748 (altivec_expand_vec_ext_builtin): Likewise.
749 (altivec_expand_builtin): Use new CALL_EXPR accessors.
750 (spe_expand_builtin): Likewise.
751 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
752 arglist. Use new CALL_EXPR accessors. Fix callers.
753 (spe_expand_evsel_builtin): Likewise.
754 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
755 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
757 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
758 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
759 (arm_expand_unop_builtin): Likewise.
760 (arm_expand_builtin): Use new CALL_EXPR accessors.
762 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
765 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
766 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
767 (bfin_expand_unop_builtin): Likewise.
768 (bfin_expand_builtin): Use new CALL_EXPR accessors.
770 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
771 Brooks Moses <brooks.moses@codesourcery.com>
772 Lee Millward <lee.millward@codesourcery.com>
774 * c-semantics.c (build_stmt): Add internal diagnostic check.
776 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
777 accessors. Print arguments explicitly instead of as a list.
779 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
781 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
782 (c_finish_omp_flish): Likewise.
784 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
785 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
786 instead of TREE_CODE_LENGTH.
787 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
788 (c_warn_unused_result): Likewise.
790 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
793 * doc/invoke.texi (Warning Options): Remove
794 -Werror-implicit-function-declaration.
795 (Wimplicit-function-declaration): Update description.
796 * opts.c (common_handle_option): Move handling of -Werror=* to...
797 (enable_warning_as_error): ...here.
798 * opts.h (enable_warning_as_error): Declare.
799 * c-decl.c (implicit_decl_warning): Unless
800 -Wno-implicit-function-declaration is given, emit a pedwarn if
801 -std=c99 or emit a warning if -Wimplicit-function-declaration.
802 * c.opt (Wimplicit-function-declaration): Replace
803 mesg_implicit_function_declaration with
804 warn_implicit_function_declaration.
805 * c-opts.c (c_common_handle_option):
806 -Werror-implicit-function-declaration is exactly equal as
807 -Werror=implicit-function-declaration.
808 (set_Wimplicit): Replace mesg_implicit_function_declaration with
809 warn_implicit_function_declaration.
810 (c_common_post_options): -Wimplict-function-declaration is enabled
811 by default by -std=c99, otherwise is disabled by default.
812 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
814 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
816 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
817 DECL on the rhs to a DECL on the lhs for debug info purposes if the
818 former is ignored but not the latter.
820 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
822 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
823 is made and the reference doesn't use the alias set of its type,
824 do not create the temporary using that type.
826 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
828 * jump.c: Remove prototypes for delete_computation and
829 delete_prior_computation.
831 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
833 * jump.c (get_label_after): Delete.
834 (get_label_before, delete_computation, delete_jump,
835 delete_prior_computation, follow_jumps): Move...
836 * reorg.c (delete_computation, delete_prior_computation): ... here...
837 (get_label_before, delete_jump): ... making these static ...
838 (follow_jumps): ... and simplifying this since it only runs after
840 * rtl.h (get_label_after, get_label_before, delete_jump,
841 follow_jumps): Delete prototypes.
843 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
845 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
847 2007-02-15 Nick Clifton <nickc@redhat.com>
849 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
850 order to prevent it from being munged by the target.
852 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
854 * config/i386/i386.md: Remove misleading comment.
856 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
858 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
859 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
862 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
864 * tree-sra.c (instantiate_missing_elements): Canonicalize
866 (sra_build_assignment): New.
867 (generate_copy_inout, generate_element_copy,
868 generate_element_zero, generate_one_element_init): Use it.
870 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
872 * tree-sra.c (instantiate_missing_elements): Canonicalize
874 (sra_build_assignment): New.
875 (generate_copy_inout, generate_element_copy,
876 generate_element_zero, generate_one_element_init): Use it.
878 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
880 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
883 2007-02-14 Joseph Myers <joseph@codesourcery.com>
885 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
886 types as aggregates not scalars.
887 * function.c (assign_stack_temp_for_type): Likewise.
889 2007-02-14 Roger Sayle <roger@eyesopen.com>
890 Zdenek Dvorak <dvorakz@suse.cz>
892 * tree-dump.c (dump_switch_p_1): Require exact match of the option
895 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
897 * passes.c (next_pass_1): Clear the next field of the copied
900 2007-02-14 Richard Henderson <rth@redhat.com>
902 * tree-sra.c (early_sra): New.
903 (decl_can_be_decomposed_p): Deny va_list if early_sra.
904 (tree_sra_early, pass_sra_early): New.
905 * tree-pass.h (pass_sra_early): Declare.
906 * passes.c (init_optimization_passes): Use it.
908 2007-02-14 Richard Guenther <rguenther@suse.de>
910 * flags.h (issue_strict_overflow_warning): Convert to a macro.
912 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
914 PR tree-optimization/30771
915 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
917 (vect_analyze_operations): Induction phis can now be marked as
919 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
920 Update documentation accordingly.
922 2007-02-14 Nick Clifton <nickc@redhat.com>
924 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
925 most 3 arguments are supported.
926 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
928 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
930 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
931 Ensure dst->current is valid.
933 2007-02-13 Paul Brook <paul@codesourcery.com>
935 * config.gcc: Add arm*-*-uclinux-*eabi.
936 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
937 (SUBTARGET_EXTRA_LINK_SPEC): Define.
938 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
939 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
942 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
944 * config/arm/uclinux-eabi.h: New file.
945 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
946 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
949 2007-02-13 Ian Lance Taylor <iant@google.com>
951 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
952 * flags.h (warn_strict_overflow): Declare.
953 (enum warn_strict_overflow_code): Define.
954 (issue_strict_overflow_warning): New static inline function.
955 * opts.c (warn_strict_overflow): New variable.
956 (common_handle_option): Handle OPT_Wstrict_overflow and
957 OPT_Wstrict_overflow_.
958 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
960 * fold-const.c: Include intl.h.
961 (fold_deferring_overflow_warnings): New static variable.
962 (fold_deferred_overflow_warning): New static variable.
963 (fold_deferred_overflow_code): New static variable.
964 (fold_defer_overflow_warnings): New function.
965 (fold_undefer_overflow_warnings): New function.
966 (fold_undefer_and_ignore_overflow_warnings): New function.
967 (fold_deferring_overflow_warnings_p): New function.
968 (fold_overflow_warning): New static function.
969 (make_range): Add strict_overflow_p parameter. Change all
971 (extract_muldiv, extract_muldiv_1): Likewise.
972 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
973 tree_expr_nonnegative_p.
974 (fold_negate_expr): Call fold_overflow_warning.
975 (fold_range_test): Likewise.
976 (fold_comparison): Likewise.
977 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
978 instead of tree_expr_nonnegative_p.
979 (tree_expr_nonnegative_warnv_p): Rename from
980 tree_expr_nonnegative_p, add strict_overflow_p parameter.
981 (tree_expr_nonnegative_p): New function.
982 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
983 strict_overflow_p parameter.
984 (tree_expr_nonzero_p): New function.
985 * passes.c (verify_interpass_invariants): New static function.
986 (execute_one_pass): Call it.
987 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
989 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
990 (estimate_numbers_of_iterations): Likewise.
991 (scev_probably_wraps_p): Likewise.
992 * tree-ssa-ccp.c: Include "toplev.h".
993 (evaluate_stmt): Defer fold overflow warnings until we know we are
995 (struct fold_stmt_r_data): Add stmt field.
996 (fold_stmt_r): Defer fold overflow warnings until we know we
998 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
999 (fold_stmt_inplace): Likewise.
1000 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1001 (cleanup_control_expr_graph): Defer fold overflow warnings until
1002 we know we are going to optimize.
1003 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1004 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1006 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1007 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1008 * tree-ssa-loop-manip.c (create_iv): Likewise.
1009 * c-typeck.c (build_conditional_expr): Likewise.
1010 (build_binary_op): Likewise.
1011 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1012 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1013 (extract_range_from_unary_expr): Likewise.
1014 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1015 assuming that signed overflow does not occur.
1016 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1017 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1018 (fold_defer_overflow_warnings): Declare.
1019 (fold_undefer_overflow_warnings): Declare.
1020 (fold_undefer_and_ignore_overflow_warnings): Declare.
1021 (fold_deferring_overflow_warnings_p): Declare.
1022 (tree_expr_nonzero_warnv_p): Declare.
1023 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1025 (Warning Options): Document -Wstrict-overflow.
1026 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1027 (tree-ssa-ccp.o): Likewise.
1028 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1029 (fold-const.o): Depend on intl.h.
1031 2007-02-13 Ian Lance Taylor <iant@google.com>
1034 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1037 2007-02-13 Stuart Hastings <stuart@apple.com>
1039 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1041 2007-02-13 Richard Henderson <rth@redhat.com>
1043 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1044 handled_component_p before looking for the indirect_ref.
1046 2007-02-13 Richard Henderson <rth@redhat.com>
1048 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1049 remove flags clobber.
1050 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1051 (bswaphi_lowpart): New.
1052 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1053 remove TARGET_BSWAP test. Delete expander of the same name.
1055 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1056 (expand_unop): Use them.
1058 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1060 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1061 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1062 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1063 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1064 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1065 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1066 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1067 assembler dialect choice from asm templates.
1069 2007-02-12 Richard Henderson <rth@redhat.com>
1071 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1072 (fixuns_trunc<SSEMODEF>si2): Use it.
1073 * config/i386/sse.md (vec_setv4sf_0): Export.
1074 * config/i386/i386.c (ix86_build_const_vector): Export.
1075 (ix86_split_convert_uns_si_sse): Rename from
1076 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1077 * config/i386/i386-protos.h: Update.
1079 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1082 * c-typeck.c (c_finish_return): Improve warning message.
1084 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1086 * alias.c (find_symbolic_term): Delete unused function.
1088 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1090 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1091 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1092 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1094 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1096 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1097 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1098 the function, temporarily point the debug interface to the null one.
1100 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1102 * dwarf2out.c (round_up_to_align): New static function.
1103 (field_byte_offset): Use it to round the offset.
1105 2007-02-12 Richard Henderson <rth@redhat.com>
1107 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1108 (inswl_const): Export.
1110 2007-02-12 Richard Henderson <rth@redhat.com>
1112 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1113 result mode of the libcall, convert back to outmode.
1115 2007-02-12 Roger Sayle <roger@eyesopen.com>
1117 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1118 (bswapdi2): New define_expand to implement 32-bit implementation.
1120 2007-02-12 Nick Clifton <nickc@redhat.com>
1122 * doc/invoke.texi (Overall Options): Document --help=.
1123 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1124 (cc1_options): Pass --help= on to cc1.
1125 (display_help): Add description of --help=.
1126 (process_command): Add code to handle --help=. Allow translated
1127 --help and --target-help switches to be passed on to compiler
1129 (main): Remove unused if statement.
1130 * opts.c (columns): Remove.
1131 (LEFT_COLUMN): Define.
1132 (wrap_help): Add columns argument.
1133 (print_filtered_help): Change parameters to be an include bitmask,
1134 an exclude bitmask, an any bitmask and the column width. Move the
1135 code to display the params list here. Add code to display the
1136 status of options rather than their descriptions if the quiet flag
1138 (print_specific_help): Change parameters to be an include bitmask,
1139 an exclude bitmask and an any bitmask. Move code to look up the
1140 column width here. Decide upon the title for an options listing.
1141 (common_handle_options): Add code to handle --help=. Adapt code
1142 for --help and --target-help to use the revised form of the
1143 print_specific_help function.
1144 (print_help): Delete.
1145 (print_param_help): Delete.
1146 (print_switch): Delete.
1147 * opts.h (cl_lang_count): Add prototype.
1148 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1149 CL_MAX_OPTION_CLASS): New defines.
1150 * optc-gen.awk: Add construction of cl_lang_count.
1151 * c.opt: Add Warning attribute to warning options and Optimization
1152 attribute to optimization options.
1153 * common.opt: Likewise.
1155 Add -fhelp and -ftarget-help as aliases for the transformed --help
1156 and --target-help options.
1157 * opt-functions.awk: Add code to handle Warning and Optimization
1160 2007-02-12 Richard Henderson <rth@redhat.com>
1162 * config/alpha/constraints.md: New file.
1163 * config/alpha/alpha.c: Include tm-constrs.h.
1164 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1165 alpha_extra_constraint): Remove.
1166 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1167 * config/alpha/alpha-protos.h: Update.
1168 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1169 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1170 (EXTRA_CONSTRAINT): Remove.
1171 * config/alpha/alpha.md: Include constraints.md.
1172 (adddi splitter): Use satisfies_constraint_*.
1173 * config/alpha/predicates.md (add_operand): Likewise.
1174 (sext_add_operand, addition_operation): Likewise.
1176 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1178 PR tree-optimization/29145
1179 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1180 in our handling of restrict qualified pointers.
1182 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1185 * doc/invoke.texi (Wunused-value): Update description.
1186 (Wextra): Delete item.
1187 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1188 value of Wunused-value.
1189 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1190 (c_finish_stmt_expr): Don't check extra_warnings.
1191 (emit_side_effect_warnings): The caller is responsible to check
1194 2007-02-11 Roger Sayle <roger@eyesopen.com>
1195 Matt Thomas <matt@3am-software.com>
1197 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1199 2007-02-11 Roger Sayle <roger@eyesopen.com>
1201 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1202 comparisons of POPCOUNT against zero.
1203 (simplify_const_relational_operation): Likewise.
1205 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1207 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1209 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1211 * dwarf2out.c (root_type): Delete unused function.
1213 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1215 * genattrtab.c (contained_in_p): Delete unused function.
1216 (write_expr_attr_cache): Likewise.
1218 2007-02-11 Jan Hubicka <jh@suse.cz>
1220 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1223 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1225 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1226 to add the REG_EQ* note.
1227 * see.c (see_merge_one_use_extension): Likewise.
1228 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1229 turn REG_EQUAL notes into REG_EQUIV notes if the target
1230 register may have more than one set.
1231 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1232 * gcse.c (try_replace_reg): Likewise.
1233 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1234 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1235 more than one REG_EQUIV note.
1236 * reload1.c (gen_reload): Use set_unique_reg_note.
1238 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1240 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1241 (ix86_builtin_conversion): New function.
1243 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1246 * tree.h (DECL_REPLACEABLE_P): New macro.
1247 * except.c (set_nothrow_function_flags): Likewise.
1249 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1250 Ira Rosen <irar@il.ibm.com>
1251 Dorit Nuzman <dorit@il.ibm.com>
1253 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1254 * targhooks.c (default_builtin_vectorized_conversion): New.
1255 * targhooks.h (default_builtin_vectorized_function): New declaration.
1256 * target.h (struct vectorize): Add builtin_conversion field.
1257 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1258 stmt_vec_info_type value.
1259 (vectorizable_conversion): New declaration.
1260 * tree-vect-analyze.c (vect_analyze_operations): Add
1261 vectorizable_conversion call.
1262 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1263 * tree-vect-transform.c (vectorizable_conversion): New function.
1264 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1265 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1267 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1268 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1269 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1270 or ALTIVEC_BUILTIN_VCFSX.
1272 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1275 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1276 CONST_DOUBLE and operand 0 is a hard register.
1277 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1278 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1279 is a hard floating-point register.
1281 2007-02-10 Richard Henderson <rth@redhat.com>
1282 Jakub Jelinek <jakub@redhat.com>
1283 Alexandre Oliva <aoliva@redhat.com>
1285 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1286 * builtin-types.def (BT_WORD): Make unsigned.
1287 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1288 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1289 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1290 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1291 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1292 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1294 * expr.c (emutls_var_address): New.
1295 (expand_expr_real_1): Expand emulated tls.
1296 (expand_expr_addr_expr_1): Likewise.
1297 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1298 * output.h (emutls_finish): Declare.
1299 * toplev.c (compile_file): Call it.
1300 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1301 address before wrapping in CONST.
1302 * varasm.c (emutls_htab, emutls_object_type): New.
1303 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1304 (get_emutls_object_name, get_emutls_object_type): New.
1305 (get_emutls_init_templ_addr, emutls_decl): New.
1306 (emutls_common_1, emutls_finish): New.
1307 (assemble_variable): When emulating tls, swap decls; generate
1308 constructor for the emutls objects.
1309 (do_assemble_alias): When emulating tls, swap decl and target name.
1310 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1312 * varpool.c (decide_is_variable_needed): Look at force_output.
1313 Recurse for emulated tls.
1314 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1315 with decide_is_variable_needed.
1316 * emutls.c: New file.
1317 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1318 tls_object for real tls.
1320 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1322 PR rtl-optimization/29599
1323 * reload1.c (eliminate_regs_in_insn): Take the destination
1324 mode into account when computing the offset.
1326 2007-02-09 Stuart Hastings <stuart@apple.com>
1327 Richard Henderson <rth@redhat.com>
1329 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1330 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1331 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1332 fixuns_truncdfhi2): New.
1333 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1334 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1335 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1336 (floatunssidf2): Allow nonimmediate source.
1337 * gcc/config/i386/sse.md (movdi_to_sse): New.
1338 (vec_concatv2di): Drop '*'.
1339 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1340 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1341 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1343 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1344 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1345 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1346 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1347 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1348 ix86_build_const_vector.
1349 (x86_emit_floatuns): Rewrite.
1351 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1353 * genautomata.c (longest_path_length): Delete unused function.
1354 (struct state): Delete unused longest_path_length.
1355 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1356 (get_free_state): Delete unused.
1358 2007-02-09 Jan Hubicka <jh@suse.cz>
1360 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1361 * doc/invoke.texi (inline-unit-growth): Update default value.
1363 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1364 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1365 (rebuild_cgraph_edges): Likewise.
1366 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1367 (dump_cgraph_node): Dump frequencies.
1368 (cgraph_clone_edge): Add frequency scales.
1369 (cgraph_clone_node): Add freuqnecy.
1370 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1371 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1372 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1373 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1374 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1375 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1376 (save_inline_function_body): Likewise.
1377 * ipa-inline.c: inluce rtl.h
1378 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1379 (cgraph_edge_badness): Use frequencies.
1380 (cgraph_decide_recursive_inlining): Update clonning.
1381 (cgraph_decide_inlining_of_small_function): Dump frequency.
1382 * predict.c (estimate_bb_frequencies): Export.
1383 * predict.h (estimate_bb_frequencies): Declare.
1384 * tree-inline.c (copy_bb): Watch overflows.
1385 (expand_call_inline): Update call of cgraph_create_edge.
1386 (optimize_inline_calls): Use TODO flags to update frequnecies.
1387 * passes.h: Include predict.h
1388 (init_optimization_passes): Move profile ahead.
1389 (execute_function_todo): Handle TODO_rebuild_frequencies.
1391 2007-02-09 Roger Sayle <roger@eyesopen.com>
1393 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1394 the insbl or inswl pattern into a register.
1396 2007-02-09 Roger Sayle <roger@eyesopen.com>
1398 * config/ia64/ia64.md (bswapdi2): New define_insn.
1400 2007-02-09 Richard Henderson <rth@redhat.com>
1402 * config/i386/constraints.md (Ym): New constraint.
1403 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1404 (movdi_1_rex64): Split sse and xmm general register moves from
1405 memory move alternatives. Use conditional register constraints.
1406 (movsf_1, movdf_integer): Likewise.
1407 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1408 (movdf_integer_rex64): New.
1409 (pushsf_rex64): Fix output constraints.
1410 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1411 (sse2_stored): Likewise.
1412 (sse2_storeq_rex64): New.
1413 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1414 amd and not generic.
1415 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1416 for optimize_size. Remove SF/DFmode hack.
1418 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1420 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1423 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1424 Richard Sandiford <richard@codesourcery.com>
1426 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1427 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1428 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1429 m68k/t-mlib to tmake_file.
1430 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1431 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1432 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1433 Allow it to be cf or m68k. Set m68k_arch_family. If that
1434 variable is not empty, add t-$m68k_arch_family to tmake_file.
1435 Add t-mlibs to tmake_file.
1436 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1437 * config/m68k/t-cf: New file.
1438 * config/m68k/t-m68k: Likewise.
1439 * config/m68k/t-mlibs: Likewise.
1440 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1441 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1442 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1443 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1444 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1446 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1447 (INSTALL_LIBGCC): Delete.
1448 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1449 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1450 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1451 (M68K_MLIB_CPU): Define.
1452 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1453 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1454 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1456 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1457 Richard Guenther <rguenther@suse.de>
1460 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1461 against INT_MIN/INT_MAX.
1462 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1463 file if a loop is removed.
1465 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1467 * calls.c (store_one_arg): Pass correct alignment to
1468 emit_push_insn for non-BLKmode values.
1469 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1470 unaligned stack slot via a suitably aligned slot.
1472 2007-02-08 DJ Delorie <dj@redhat.com>
1474 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1476 (legal_subregs): Use unsigned char, make const.
1477 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1479 2007-02-08 Paul Brook <paul@codesourcery.com>
1481 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1482 special interworking needed.
1484 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1486 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1487 conditional to __SSE2__.
1488 (Entries below should have been added to first ChangeLog
1489 entry for amdfam10 dated 2007-02-05)
1490 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1492 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1494 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1497 2007-02-08 DJ Delorie <dj@redhat.com>
1499 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1500 * config/m32c/m32c.c (legal_subregs): New.
1501 (m32c_illegal_subreg_p): New.
1502 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1503 unsupported subregs of hard regs.
1505 2007-02-08 Jan Hubicka <jh@suse.cz>
1507 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1508 the same one; always update histograms.
1510 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1512 * passes.c (init_optimization_passes): Tidy comment.
1514 2007-02-08 Roger Sayle <roger@eyesopen.com>
1516 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1517 strip zero_extend, bswap and rotates from POCOUNT's argument.
1518 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1519 zero_extend and rotates from PARITY's argument.
1520 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1521 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1522 of an integer constant at compile-time.
1524 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1527 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1529 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1532 * tree-ssa-live.c (remove_unused_locals): Do not remove
1533 TREE_ADDRESSABLE variables.
1534 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1535 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1536 FOR_CLOBBER. Update all users.
1537 If VAR has an associated alias set, add a virtual operand for
1538 it if no alias is found to conflict with the memory reference.
1540 2007-02-07 Jan Hubicka <jh@suse.cz>
1541 Robert Kidd <rkidd@crhc.uiuc.edu>
1543 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1545 2007-02-07 Ian Lance Taylor <iant@google.com>
1547 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1549 2007-02-07 Roger Sayle <roger@eyesopen.com>
1551 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1552 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1553 tablejumpdi, movsi_to_cr_one): Remove constraints from
1554 define_expand's match_operands.
1556 2007-02-07 Roger Sayle <roger@eyesopen.com>
1558 * global.c (compute_regsets): Move declatation of "i" inside of
1559 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1561 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1564 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1565 of INDIRECT_REF <RESULT_DECL>.
1567 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1569 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1570 Kaz Kojima <kkojima@gcc.gnu.org>
1573 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1575 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1577 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1579 * doc/loop.texi: Document possibility not to perform disambiguation
1580 of loops with multiple latches.
1581 * cfgloopmanip.c (alp_enum_p): Removed.
1582 (add_loop): Handle subloops. Use get_loop_body_with_size.
1583 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1584 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1585 the new forwarder block.
1586 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1587 Handle the case latch is NULL.
1588 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1589 when marking loop exits.
1590 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1592 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1593 disambiguate_loops_with_multiple_latches.
1594 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1595 before fix_loop_structure.
1596 * cfgloop.c: Include pointer-set.h and output.h.
1597 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1598 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1599 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1600 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1601 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1602 disambiguate_multiple_latches, get_loop_body_with_size,
1603 disambiguate_loops_with_multiple_latches): New functions.
1604 (flow_loop_dump): Dump multiple latch edges.
1605 (flow_loop_nodes_find): Handle loops with multiple latches.
1606 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1607 (glb_enum_p): Modified.
1608 (get_loop_body): Use get_loop_body_with_size.
1609 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1610 (AVOID_CFG_MODIFICATIONS): New constant.
1611 (disambiguate_loops_with_multiple_latches, add_loop,
1612 get_loop_body_with_size): Declare.
1613 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1615 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1618 * global.c (compute_regsets): New function.
1619 (global_alloc): Refactored ELIMINABLE_REGSET
1620 and NO_GLOBAL_ALLOC_REGS computation out.
1621 (rest_of_handle_global_alloc): Call compute_regsets()
1622 for non-optimizing case.
1624 2007-02-06 Richard Henderson <rth@redhat.com>
1626 * config/i386/constraints.md (Y2): Rename from Y.
1627 (Yi): New constraint.
1628 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1629 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1630 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1631 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1632 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1633 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1634 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1635 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1636 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1637 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1638 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1639 vec_extractv2si_1): Change Y constraints to Y2.
1640 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1641 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1642 Change Y constraints to Y2.
1643 (sse2_loadld): Change Y constraints to x.
1645 2007-02-06 Roger Sayle <roger@eyesopen.com>
1647 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1648 (parity<mode>2): New define_expand using rs6000_emit_parity.
1649 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1650 rs6000_emit_parity): New functions.
1651 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1652 rs6000_emit_parity): Prototype here.
1654 2007-02-06 Ian Lance Taylor <iant@google.com>
1656 * lower-subreg.c (simple_move_operand): Reject CONST.
1657 (resolve_clobber): Call validate_change rather than directly
1658 assigning to XEXP (pat, 0).
1660 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1662 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1663 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1664 (tree-cfg.o): Remove hashtab.h dependency.
1666 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1667 (struct ivopts_data): Change niters to pointer_map_t.
1668 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1669 (niter_for_exit): Create pointer_map on demand. Change for
1671 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1672 (free_loop_data): Destroy data->niters if created and reset field.
1673 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1674 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1676 * tree-ssa-reassoc.c: Include pointer-set.h.
1677 (bb_rank): Change to long *.
1678 (operand_rank): Change to pointer_map_t.
1679 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1680 (insert_operand_rank): Accept long.
1681 (operand_entry_hash, operand_entry_eq): Remove.
1682 (get_rank): Return long. Adjust for changes above.
1683 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1685 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1687 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1688 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1689 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1691 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1692 directly since it cannot be NULL.
1693 (get_vi_for_tree): Rewrite for pointer_map API.
1694 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1695 (init_alias_vars): Create vi_for_tree as pointer_map.
1696 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1698 * tree-cfg.c: Don't include hashtab.h.
1699 (edge_to_cases): Declare as pointer_map.
1700 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1702 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1703 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1704 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1706 (record_switch_edge): Delete.
1707 (get_cases_for_edge): Adjust for pointer_map API, inline
1708 record_switch_edge (rewritten for new API), remove goto.
1710 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1712 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1713 * tree-nested.c: Include pointer-set.h.
1714 (var_map_elt, var_map_eq, var_map_hash): Delete.
1715 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1717 (nesting_info_bitmap_obstack): New.
1718 (lookup_field_for_decl): Adjust for pointer_map API.
1719 (lookup_tramp_for_decl): Adjust for pointer_map API.
1720 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1721 (get_local_debug_decl): Adjust for pointer_map API.
1722 (convert_nl_goto_reference): Adjust for pointer_map API.
1723 (convert_nl_goto_receiver): Adjust for pointer_map API.
1724 (create_nesting_tree): Create outside GGC space. Create bitmap on
1725 the new obstack. Create field_map and var_map as pointer_maps.
1726 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1728 (lower_nested_functions): Move root here, no need to NULL it.
1729 Initialize and release the obstack.
1731 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1733 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1734 Remove prototypes and make them non-static.
1735 (struct tree_int_map): Remove.
1736 * tree.h (struct tree_int_map): Move here, turning TO into an
1738 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1740 * tree.h (TREE_COMPLEXITY): Remove.
1741 (struct tree_exp): Remove complexity field.
1742 * tree.c (build1_stat): Don't set it.
1744 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1745 Victor Kaplansky <victork@il.ibm.com>
1747 * tree-vectorizer.c (vect_is_simple_use): Support induction.
1748 (vect_is_simple_reduction): Support reduction with induction as
1749 one of the operands.
1750 (vect_is_simple_iv_evolution): Fix formatting.
1751 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
1752 formatting. Don't mark induction phis for vectorization.
1753 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
1754 * tree-vect-transform.c (get_initial_def_for_induction): New function.
1755 (vect_get_vec_def_for_operand): Support induction.
1756 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
1758 (vectorizable_reduction): Support reduction with induction as one of
1760 (vectorizable_type_demotion): Use def-type of stmt argument rather
1761 than dummy def-type.
1763 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
1764 flag_tree_scev_cprop.
1765 * common.opt (tree-scev-cprop): New flag.
1767 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
1768 call to vect_get_new_vect_var.
1770 2007-02-06 Ira Rosen <irar@il.ibm.com>
1772 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
1773 vectype is not NULL.
1774 (vect_pattern_recog_1): Likewise.
1776 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1778 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
1779 (fold_negate_expr): Likewise.
1781 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
1784 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
1785 even if cv-qualification is the same.
1787 2007-02-05 Geoffrey Keating <geoffk@apple.com>
1789 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
1790 __enable_execute_stack on completion.
1792 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1794 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
1795 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
1796 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
1797 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
1798 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
1799 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
1800 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
1801 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
1803 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1805 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
1806 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
1807 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
1808 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
1809 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
1810 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
1811 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
1812 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
1813 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
1814 umuldi3_highpart_rex64, umulsi3_highpart_insn,
1815 umulsi3_highpart_zext, smuldi3_highpart_rex64,
1816 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
1817 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
1818 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
1819 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
1820 sqrtextenddfxf2_i387): Added amdfam10_decode.
1822 * config/i386/athlon.md (athlon_idirect_amdfam10,
1823 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
1824 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1825 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1826 athlon_ivector_store_amdfam10): New define_insn_reservation.
1827 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1830 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1832 * config/i386/athlon.md (athlon_call_amdfam10,
1833 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1834 define_insn_reservation.
1835 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1836 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1837 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1839 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1841 * config/i386/athlon.md (athlon_sseld_amdfam10,
1842 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1843 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1845 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1847 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1848 define_insn_reservation.
1849 * config/i386/i386.md (sseins): Added sseins to define_attr type
1850 and define_attr unit.
1851 * config/i386/sse.md: Set type attribute to sseins for insertq
1854 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1856 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1857 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1858 ssecomi_load_amdfam10, ssecomi_amdfam10,
1859 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1860 define_insn_reservation.
1861 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1863 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1865 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1866 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1867 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1868 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1869 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1870 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1871 define_insn_reservation.
1873 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1874 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1875 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1876 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1877 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1879 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1881 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1882 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1883 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1884 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1885 athlon_ssemul_load_k8): Added amdfam10.
1887 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1889 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
1890 (x86_sse_unaligned_move_optimal): New variable.
1892 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
1894 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
1895 for unaligned vector SSE double/single precision loads for AMDFAM10.
1897 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1899 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1900 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1901 Define TARGET_CPU_DEFAULT_amdfam10.
1902 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
1903 (processor_type): Add PROCESSOR_AMDFAM10.
1905 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
1906 processor_type in config/i386/i386.h.
1907 Enable imul peepholes for TARGET_AMDFAM10.
1909 * config.gcc: Add support for --with-cpu option for amdfam10.
1911 * config/i386/i386.c (amdfam10_cost): New variable.
1912 (m_AMDFAM10): New macro.
1913 (m_ATHLON_K8_AMDFAM10): New macro.
1914 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
1915 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
1916 x86_promote_QImode, x86_integer_DFmode_moves,
1917 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1918 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
1919 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
1920 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
1921 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
1922 Enable/disable for amdfam10.
1923 (override_options): Add amdfam10_cost to processor_target_table.
1924 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
1925 processor_alias_table.
1926 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
1927 (ix86_adjust_cost): Add code for amdfam10.
1929 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1931 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
1932 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
1933 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
1934 * config/i386/i386.h: Add builtin definition for SSE4A.
1935 * config/i386/i386.md: Add support for ABM instructions
1937 * config/i386/sse.md: Add support for SSE4A instructions
1938 (movntss, movntsd, extrq, insertq).
1939 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
1940 Add -march=amdfam10 flag.
1941 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
1942 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
1944 * doc/extend.texi: Add documentation for SSE4A builtins.
1946 2007-02-05 Bob Wilson <bob.wilson@acm.org>
1948 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
1950 2007-02-05 Richard Guenther <rguenther@suse.de>
1952 * tree-vectorizer.h (vectorizable_function): Add argument type
1953 argument, change return type.
1954 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
1955 * tree-vect-transform.c (vectorizable_function): Handle extra
1956 argument, return vectorized function decl.
1957 (build_vectorized_function_call): Remove.
1958 (vectorizable_call): Handle calls with result and argument types
1959 differing. Handle loop vectorization factor correctly.
1960 * targhooks.c (default_builtin_vectorized_function): Adjust for
1962 * targhooks.h (default_builtin_vectorized_function): Likewise.
1963 * target.h (builtin_vectorized_function): Add argument type
1965 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
1966 extra argument, allow vectorizing of lrintf.
1967 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
1968 documentation of target hook.
1970 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
1973 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
1974 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
1975 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
1977 2007-02-05 Roger Sayle <roger@eyesopen.com>
1979 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
1980 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
1981 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
1982 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
1983 before canonicalizing sincos to cexpi.
1984 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
1986 2007-02-05 Roger Sayle <roger@eyesopen.com>
1988 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
1989 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
1990 (alpha_init_builtins): Use alpha_add_builtins to process tables.
1992 2007-02-05 Roger Sayle <roger@eyesopen.com>
1994 * mips-tfile.c (initialize_init_file): Correct endianness test.
1996 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
1998 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2001 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2003 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2004 saves in a PARALLEL before the register assignments.
2006 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2008 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2009 DWARF_FRAME_RETURN_COLUMN to be a general register.
2010 * dwarf2out.c (init_return_column_size): New function, split from...
2011 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2012 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2013 to be nongeneral registers.
2014 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2016 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2017 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2019 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2021 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2023 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2025 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2026 (remove_path): Use can_remove_branch_p and remove_branch instead
2027 of loop_delete_branch_edge.
2028 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2029 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2030 Update profile using scale_dominated_blocks_in_loop.
2031 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2032 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2033 (can_remove_branch_p, remove_branch): Declare.
2034 * tree-cfg.c (tree_can_remove_branch_p): New function.
2035 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2036 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2037 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2039 2007-02-05 Jan Hubicka <jh@suse.cz>
2042 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2043 nodes in cgraph, don't remove offline copy of the function.
2045 2007-02-04 Jan Hubicka <jh@suse.cz>
2047 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2048 vectors might cause maybe_lookup_element_for_expr to be called
2049 on non-sra-candidate.
2051 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2053 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2054 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2055 spelling conventions.
2057 2007-02-04 Richard Guenther <rguenther@suse.de>
2060 * fold-const.c (try_move_mult_to_index): Make sure to not
2061 overflow one dimension of a multi-dimensional array access.
2063 2007-02-04 Jan Hubicka <jh@suse.cz>
2065 * passes.c (init_optimization_passes): Reindent.
2067 2007-02-04 Jan Hubicka <jh@suse.cz>
2068 Eric Botcazou <ebotcazou@adacore.com>
2070 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2071 (execute_fixup_cfg): Break out the abnormal goto code.
2072 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2073 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2074 (optimize_inline_calls): Call make_nonlocal_label_edges.
2076 2007-02-04 Jan Hubicka <jh@suse.cz>
2078 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2079 true when something was changed.
2080 (rename_ssa_copies): When something was changed, do
2081 TODO_remove_unused_locals.
2082 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2083 add TODO_remove_unused_locals when instruction was removed.
2085 2007-02-04 Jan Hubicka <jh@suse.cz>
2087 * ipa-inline.c (try_inline): Improve debug output; work on already
2089 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2090 call try_inline for already inlined edges too when flattening;
2091 inline also functions that make callee growth but overall unit size
2094 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2096 * config/m32c/bitops.md, config/m32c/jump.md,
2097 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2098 config/m32r/m32r.h, config/m32r/m32r.md,
2099 config/m32r/predicates.md, config/m68hc11/larith.asm,
2100 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2101 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2102 config/mips/mips-protos.h, config/mips/mips.c,
2103 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2104 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2105 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2106 spelling conventions.
2108 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2109 Follow spelling conventions.
2111 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2113 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2114 warn about C++0x compatibility.
2116 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2118 * config/h8300/h8300.c, config/h8300/h8300.h,
2119 config/h8300/h8300.md: Follow spelling conventions.
2121 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2124 * combine.c (try_combine): Do not substitute source operand
2125 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2127 2007-02-03 Jan Hubicka <jh@suse.cz>
2129 PR gcov-profile/30650
2130 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2131 do not divide by zero for never executed counters.
2132 (tree_find_values_to_profile): Fix counters.
2133 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2135 2007-02-03 Ian Lance Taylor <iant@google.com>
2137 * lower-subreg.c (simple_move_operand): New static function,
2138 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2140 (simple_move): Call simple_move_operand.
2141 (find_decomposable_subregs): Add special handling of MEMs.
2142 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2143 meaning of return value. If we see a hard register, test whether
2144 it can store a word_mode value. Change all callers.
2146 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2148 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2149 ftrapv insns and expanders.
2150 (subdi3): Change define_expand operand 1 to arith11_operand, and
2151 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2152 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2153 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2157 * varasm.c (notice_global_symbol): Treat global objects as weak when
2160 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2162 * emit-rtl.c (dconstpi): Delete.
2164 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2165 * real.h (dconstpi): Delete.
2167 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2168 (fold_builtin_hypot): Likewise.
2170 2007-02-03 Tom Tromey <tromey@redhat.com>
2173 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2174 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2176 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2178 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2179 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2180 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2181 config/rs6000/cell.md, config/rs6000/darwin.h,
2182 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2183 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2184 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2185 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2186 typos. Follow spelling conventions.
2187 * doc/invoke.texi: Follow spelling conventions.
2189 2007-02-03 Roger Sayle <roger@eyesopen.com>
2191 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2192 canonicalization transformations that attempt to simplify integer
2193 constant comparisons to become comparisons against zero.
2195 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2197 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2199 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2200 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2202 2007-02-02 Mike Stump <mrs@apple.com>
2204 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2205 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2206 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2207 generate a branch island.
2209 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2211 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2212 (xtensa_legitimate_address_p): New.
2213 (xtensa_legitimize_address): New.
2214 (xtensa_output_addr_const_extra): New.
2215 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2217 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2218 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2219 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2220 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2221 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2222 (xtensa_legitimize_address): New.
2223 (xtensa_output_addr_const_extra): New.
2225 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2227 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2229 2007-02-02 Ian Lance Taylor <iant@google.com>
2231 * expmed.c (expand_divmod): Add comment.
2233 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2235 * emit-rtl.c (renumber_insns): Remove.
2236 * flags.h: Remove the extern for flag_renumber_insns.
2237 * rtl.h: Remove the prototype for renumber_insns.
2238 * toplev.c (flag_renumber_insns): Remove.
2240 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2242 Revert for x86 darwin:
2243 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2245 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2246 code before the following patch under TARGET_MACHO.
2247 (ix86_function_value_regno_p): Likewise.
2249 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2251 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2254 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2257 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2258 general or fp registers. Add comments.
2259 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2261 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2263 * pointer-set.c (insert_aux): Only return insertion slot.
2264 (pointer_set_insert): Adjust.
2265 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2266 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2267 pointer_map_traverse): New.
2268 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2269 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2270 pointer_map_contains, pointer_map_traverse): Declare.
2272 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2275 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2276 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2278 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2280 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2282 (struct _dep): New type.
2283 (dep_t): New typedef.
2284 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2285 (DEP_STATUS): New access macro. The macro with the same name was
2286 renamed to DEP_LINK_STATUS.
2287 (dep_init): Declare function
2289 (struct _dep_link): New type.
2290 (dep_link_t): New typedef.
2291 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2292 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2293 (DEP_LINK_STATUS): New macro.
2294 (debug_dep_links): New debug function.
2296 (struct _deps_list): New type.
2297 (deps_list_t): New typedef.
2298 (DEPS_LIST_FIRST): New access macro.
2299 (FOR_EACH_DEP_LINK): New cycle macro.
2300 (create_deps_list, free_deps_list, delete_deps_list): Declare
2302 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2303 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2304 (copy_deps_list_change_con): Ditto.
2306 (move_dep_link): Declare function.
2308 (struct _dep_node): New type.
2309 (dep_node_t): New typedef.
2310 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2312 (struct haifa_insn_data.back_deps): New field to hold backward
2313 dependencies of the insn.
2314 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2316 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2317 Change its type to deps_list_t.
2318 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2319 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2320 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2322 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2324 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2326 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2328 (dep_cost): Declare.
2330 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2331 (ds_to_dk, dk_to_ds): New functions.
2333 (init_dep_1): New static function.
2334 (init_dep): New function.
2335 (copy_dep): New static function.
2337 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2339 (detach_dep_link): New static function.
2340 (move_dep_link): New function.
2342 (dep_links_consistent_p, dump_dep_links): New static functions.
2343 (debug_dep_links): New debugging function.
2345 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2347 (alloc_deps_list, init_deps_list): New static functions.
2348 (create_deps_list): New function.
2349 (clear_deps_list): New static function.
2350 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2351 (deps_list_consistent_p, dump_deps_list): New static functions.
2352 (debug_deps_list): New function.
2353 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2355 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2357 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2358 use new scheduler dependencies lists.
2359 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2360 (sched_analyze): Ditto. Initialize dependencies lists.
2361 (add_forw_dep, compute_forward_dependences): Update to use new
2362 scheduler dependencies lists.
2364 (init_dependency_caches): Init deps_obstack.
2365 (free_dependency_caches): Free deps_obstack.
2367 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2368 new scheduler dependencies lists.
2369 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2370 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2372 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2373 Update to use new scheduler dependencies lists.
2374 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2375 (debug_dependencies): Ditto.
2376 (schedule_region): Update comments.
2378 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2379 scheduler dependencies lists.
2380 (schedule_ebb): Update comments.
2382 * rtl.def (DEPS_LIST): Remove.
2384 * lists.c (unused_deps_list): Remove.
2385 (free_list): Update assertions.
2387 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2388 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2390 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2391 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2393 * haifa-sched.c (comments): Update.
2394 (insn_cost1): Remove. Inline the code into insn_cost ().
2395 (insn_cost): Update to use new scheduler dependencies lists. Move
2396 processing of the dependency cost to dep_cost ().
2397 (dep_cost): New function. Use it instead of insn_cost () when
2398 evaluating cost of the dependency. Use compatible interface to
2399 interact with the target.
2400 (priority): Update to use new scheduler dependencies lists.
2401 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2402 with greater number of insns that depend on the insn.
2403 (schedule_insn): Update to use new scheduler dependencies lists. Add
2404 code to free backward dependencies lists. Inline and optimize code
2405 from resolve_dep () - see PR28071.
2406 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2407 lists. Update call to targetm.sched.is_costly_dependence hook.
2409 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2410 scheduler dependencies lists.
2412 (resolve_dep): Remove. Move the logic to schedule_insn ().
2413 (init_h_i_d): Initialize dependencies lists.
2415 (process_insn_depend_be_in_spec): Rename to
2416 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2418 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2419 Update to use new scheduler dependencies lists.
2420 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2422 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2423 new scheduler dependencies lists.
2424 (build_intra_loop_deps): Ditto.
2426 * target.h (struct _dep): Declare to use in
2427 gcc_target.sched.is_costly_dependence.
2428 (struct gcc_target.sched.adjust_cost): Fix typo.
2429 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2430 single dep_t parameter instead of an equivalent triad.
2431 (struct gcc_target.sched.adjust_cost_2): Remove.
2433 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2435 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2437 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2439 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2441 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2442 (REG_DEP_TRUE): Document.
2444 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2445 Change signature to correspond to the targetm.sched.adjust_cost hook.
2446 Update use in TARGET_SCHED_ADJUST_COST_2.
2447 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2448 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2449 new scheduler dependencies lists.
2450 (ia64_gen_check): Ditto.
2452 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2455 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2456 signature to correspond to the targetm.sched.is_costly_dependence hook.
2457 (is_costly_group): Update to use new scheduler dependencies lists.
2459 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2460 instead of INSN_COST () macro.
2462 2007-02-01 Ian Lance Taylor <iant@google.com>
2464 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2466 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2468 * pa.md (tp_load): Correct mfctl instruction syntax.
2470 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2472 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2473 altivec_padding_size calculation on AIX. Improve comment, add
2474 assert to verify that it's right.
2476 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2479 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2482 * global.c (global_alloc): Add mising initialization of
2485 2007-02-01 Roger Sayle <roger@eyesopen.com>
2487 * alias.c (init_alias_analysis): Correct whitespace.
2488 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2489 partition_hot_cold_basic_blocks): Likewise.
2490 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2491 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2492 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2493 fold_builtin_snprintf_chk, fold_builtin_printf,
2494 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2495 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2496 * cfgcleanup.c (cleanup_cfg): Likewise.
2497 * cfgexpand.c (tree_expand_cfg): Likewise.
2498 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2499 * function.c (get_next_funcdef_no): Likewise.
2500 * gengtype.c (main): Likewise.
2501 * genmodes.c (main): Likewise.
2502 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2503 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2504 * ifcvt.c (noce_emit_move_insn): Likewise.
2505 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2507 * stor-layout.c (get_best_mode): Likewise.
2508 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2509 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2510 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2511 perform_var_substitution, solve_graph): Likewise.
2512 * tree-vrp.c (vrp_finalize): Likewise.
2514 2007-02-01 Ian Lance Taylor <iant@google.com>
2516 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2517 high part of a paradoxical subreg, return a constant zero.
2519 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2521 * toplev.c (lang_dependent_init): Call init_set_costs.
2522 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2524 2007-02-01 Richard Guenther <rguenther@suse.de>
2527 * fold-const.c (fold_negate_expr): Allow negating a
2528 constant if overflow does not change.
2530 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2532 * doc/c-tree.texi (Expression trees): Improve markup.
2533 * doc/tm.texi (Register Classes, Addressing Modes)
2534 (Floating Point): Fix spacing after abbreviations. Fix some
2537 2007-02-01 Ben Elliston <bje@au.ibm.com>
2539 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2540 * doc/contrib.texi: Likewise.
2541 * doc/install.texi: Likewise.
2543 2007-01-31 Richard Henderson <rth@redhat.com>
2544 Ian Lance Taylor <iant@google.com>
2546 * lower-subreg.c: New file.
2547 * rtl.def (CONCATN): Define.
2548 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2550 * emit-rtl.c (update_reg_offset): New static function, broken out
2551 of gen_rtx_REG_offset.
2552 (gen_rtx_REG_offset): Call update_reg_offset.
2553 (gen_reg_rtx_offset): New function.
2554 * regclass.c: Revert patch of 2006-03-05, restoring
2556 (clear_reg_info_regno): New function.
2557 * dwarf2out.c (concatn_loc_descriptor): New static function.
2558 (loc_descriptor): Handle CONCATN.
2559 * common.opt (fsplit_wide_types): New option.
2560 * opts.c (decode_options): Set flag_split_wide_types when
2562 * timevar.def (TV_LOWER_SUBREG): Define.
2563 * rtl.h (gen_reg_rtx_offset): Declare.
2564 (reg_scan_update): Declare.
2565 * regs.h (clear_reg_info_regno): Declare.
2566 * tree-pass.h (pass_lower_subreg): Declare.
2567 (pass_lower_subreg2): Declare.
2568 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2569 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2571 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2572 * Makefile.in (OBJS-common): Add lower-subreg.o.
2573 (lower-subreg.o): New target.
2575 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2577 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2579 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2582 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2584 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2587 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2589 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2591 * cfgloop.h: Include vec-prim.h.
2592 (enum li_flags): Remove LI_ONLY_OLD.
2593 (loop_iterator): Changed.
2594 (fel_next, fel_init): Iterate over loop tree.
2595 (FOR_EACH_LOOP_BREAK): New macro.
2596 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2598 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2599 * modulo-sched.c (sms_schedule): Ditto.
2600 * tree-vectorizer.c (vectorize_loops): Ditto.
2601 * doc/loop.texi: Update information on loop numbering and behavior of
2602 FOR_EACH_LOOP wrto new loops.
2603 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2604 add_to_evolution_1): Test nestedness of loops instead of comparing
2606 * tree-chrec.c (chrec_fold_plus_poly_poly,
2607 chrec_fold_multiply_poly_poly, chrec_evaluate,
2608 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2609 reset_evolution_in_loop): Ditto.
2610 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2612 2007-01-31 Dirk Mueller <dmueller@suse.de>
2614 * c-common.c (warn_about_parentheses): Separate warning about
2615 un-parenthized sequence of comparison operators from the one
2616 which is supposed to warn about x <= y <= z.
2618 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2620 * optabs.h (enum optab_index): Add new OTI_isinf.
2621 (isinf_optab): Define corresponding macro.
2622 * optabs.c (init_optabs): Initialize isinf_optab.
2623 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2625 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2626 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2628 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2629 expand_builtin_interclass_mathfn.
2630 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2631 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2632 (fxam<mode>2_i387): New insn pattern.
2633 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2634 built-in functions as x87 inline asm.
2636 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2638 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2640 2007-01-30 Eric Christopher <echristo@apple.com>
2642 * config.gcc: Add geode.
2644 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2646 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2647 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2648 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2649 value-prof.c: Fix comment typos.
2651 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2654 * doc/invoke.texi (Wpointer-arith): Document warning.
2656 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2658 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2659 the list of discrepancies from the draft TR.
2661 2007-01-30 Dirk Mueller <dmueller@suse.de>
2664 * doc/invoke.texi (-Wreturn-type): Update description to
2667 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2669 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2671 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2673 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2674 to handle optabs that operate on floating point input argument and
2675 output to integer output.
2676 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2677 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2678 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2679 expand_builtin_interclass_mathfn ().
2680 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2682 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2683 ilogbl built-in functions as x87 intrinsics.
2685 2007-01-30 Richard Guenther <rguenther@suse.de>
2688 * dwarf2out.c (reference_to_unused): Query varpool if the
2689 variable was output.
2691 2007-01-30 Richard Guenther <rguenther@suse.de>
2694 * passes.c (execute_one_pass): Reset in_gimple_form to not
2695 confuse non-unit-at-a-time mode.
2697 2007-01-29 Roger Sayle <roger@eyesopen.com>
2698 Richard Guenther <rguenther@suse.de>
2700 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2701 avoid undefined behaviour on overflow. Use force_fit_type_double
2702 to construct the constant with the specified TREE_OVERFLOW.
2704 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2706 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2707 * config/dfp-bit.h: Ditto.
2709 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2711 * c-decl.c (pop_scope): Replace warnings with call to
2712 warn_for_unused_label.
2713 * c-common.h (warn_for_unused_label): Declare.
2714 * c-common.c (warn_for_unused_label): Define.
2716 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2718 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2721 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2723 * Makefile.in (USER_H): Remove decfloat.h.
2724 * ginclude/decfloat.h: Delete, moving contents to ...
2725 * ginclude/float.h: Add support for decimal floating point,
2726 guarded by __STDC_WANT_DEC_FP__.
2728 2007-01-29 Mike Stump <mrs@apple.com>
2730 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2731 Analysis and Representation to resolve case insensitive conflict.
2732 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2734 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2736 * tree.h (struct tree_memory_tag): Add aliases member.
2737 (MTAG_ALIASES): New macro.
2738 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2739 (add_may_alias): Remove pointer-set. Update for may_aliases being
2741 (mark_aliases_call_clobbered): Update for may_aliases being a
2743 (compute_tag_properties): Ditto.
2744 (create_partition_for): Ditto.
2745 (compute_memory_partitions): Ditto.
2746 (dump_may_aliases_for): Ditto.
2747 (is_aliased_with): Ditto.
2748 (add_may_alias_for_new_tag): Ditto.
2749 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
2750 (compute_is_aliased): New function.
2751 (compute_may_aliases): Call compute_is_aliased).
2752 (init_alias_info): Initialize alias_bitmap_obstack.
2753 (union_alias_set_into): New function.
2754 (compute_flow_sensitive_aliasing): Use union_aliases_into.
2755 (have_common_aliases_p): Rewrite to take two bitmaps and use
2757 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
2759 (finalize_ref_all_pointers): Update for add_may_alias changes.
2760 (new_type_alias): Ditto.
2761 * tree-flow-inline.h (may_aliases): Return a bitmap.
2762 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
2763 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2764 may_aliases being a bitmap.
2765 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
2766 may_aliases now returns a bitmap.
2767 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
2769 * tree-ssa-operands.c (add_virtual_operand): Update for
2770 may_aliases being a bitmap.
2772 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
2774 PR tree-optimization/30630
2775 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
2776 variable as changed.
2778 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
2781 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2782 expanded only once even if an error occurs.
2784 2007-01-29 Ben Elliston <bje@au.ibm.com>
2786 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
2787 (__gcov_average_profiler): Likewise.
2788 (__gcov_ior_profiler): Likewise.
2789 (__gcov_merge_ior): Likewise.
2791 2007-01-28 Jan Hubicka <jh@suse.cz>
2793 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
2794 * value-prof.c (stringop_block_profile): Likewise.
2796 2007-01-28 Jan Hubicka <jh@suse.cz>
2798 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
2799 variant handling histograms; add wrapper.
2800 (clear_storage_via_libcall): Export.
2801 (emit_block_move_hints): Break out from ...; add histograms.
2802 (emit_block_move): ... this one.
2803 (clear_storage_hints): Break out from ...; add histograms.
2804 (clear_storage): ... this one.
2805 (set_storage_via_memset): Handle histogram.
2806 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
2807 (clear_storage_hints, clear_storage_via_libcall): Declare.
2808 (set_storage_via_setmem): Update prototype.
2809 * doc/md.texi (movmem, setmem): Document new arguments.
2811 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
2813 (stringop_block_profile): New global function.
2814 (tree_stringops_values_to_profile): Profile block size and alignment.
2815 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
2817 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
2818 (stringop_block_profile): Declare.
2819 * builtins.c: Include value-prof.h.
2820 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
2821 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
2822 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
2823 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
2824 * profile.c (instrument_values): Add new counters.
2825 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2827 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2828 (tree_init_edge_profiler): Build new profilers.
2829 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2830 (pass_tree_profile): Add dump.
2831 (tree_profile_hooks): Update.
2832 * Makefile.in (LIBGCOV): Add new constants.
2833 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2834 __gcov_ior_profiler): New.
2835 * i386.md (movmem/setmem expanders): Add new optional arguments.
2837 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2839 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2841 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2843 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2844 (tree_unswitch_single_loop): Pass eni_size_weights to
2845 tree_num_loop_insns.
2846 * tree-ssa-loop-manip.c: Include tree-inline.h.
2847 (can_unroll_loop_p): Pass eni_size_weights to
2848 tree_num_loop_insns.
2849 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2850 Pass eni_size_weights to estimate_num_insns.
2851 * tree.h (init_inline_once): Export.
2852 * toplev.c (backend_init): Call init_inline_once.
2853 * cgraphunit.c (cgraph_process_new_functions,
2854 cgraph_analyze_function): Pass eni_inlining_weights to
2856 * ipa-inline.c (compute_inline_parameters): Ditto.
2857 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2858 to estimate_num_insns.
2859 (try_unroll_loop_completely): Pass eni_size_weights to
2860 tree_num_loop_insns.
2861 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2862 ot estimate_num_insns.
2863 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2864 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2865 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2866 eni_time_weights): New variables.
2867 (init_inline_once): Initialize them.
2868 (struct eni_data): Mew.
2869 (estimate_num_insns_1, estimate_num_insns): Use weights.
2870 * tree-inline.h (struct eni_weights_d): New.
2871 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2872 (estimate_num_insns): Declaration changed.
2873 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2874 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2875 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2877 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2879 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2880 relations in the conflict function is valid.
2882 2007-01-27 Ian Lance Taylor <iant@google.com>
2884 * common.opt: Add fstrict-overflow.
2885 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2886 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2887 (TYPE_OVERFLOW_UNDEFINED): Define.
2888 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
2890 * tree.h (TYPE_TRAP_SIGNED): Don't define.
2891 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
2892 (fold_negate_expr): Likewise.
2893 (make_range): Likewise.
2894 (extract_muldiv_1): Likewise.
2895 (maybe_canonicalize_comparison): Likewise.
2896 (fold_comparison): Likewise.
2897 (fold_binary): Likewise.
2898 (tree_expr_nonnegative_p): Likewise.
2899 (tree_expr_nonzero_p): Likewise.
2900 * tree-vrp.c (compare_values): Likewise.
2901 (extract_range_from_binary_expr): Likewise.
2902 (extract_range_from_unary_expr): Likewise.
2903 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
2905 (nowrap_type_p): Likewise.
2906 * tree-scalar-evolution.c (simple_iv): Likewise.
2907 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
2908 (build_range_check): Likewise.
2909 (extract_muldiv_1): Likewise.
2910 (fold_comparison): Likewise.
2911 * tree-vrp.c (vrp_int_const_binop): Likewise.
2912 (extract_range_from_unary_expr): Likewise.
2913 * convert.c (convert_to_integer): Likewise.
2914 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
2915 (fold_comparison): Likewise.
2916 (fold_binary): Likewise.
2917 * optabs.c (optab_for_tree_code): Likewise.
2918 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
2919 * simplify-rtx.c (simplify_const_relational_operation): Check
2920 flag_strict_overflow and flag_trapv.
2921 (simplify_const_relational_operation): Likewise.
2922 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
2923 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
2926 2007-01-27 Roger Sayle <roger@eyesopen.com>
2928 * tree.c (tree_fold_gcd): Delete.
2929 * tree.h (tree_fold_gcd): Remove prototype.
2930 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
2931 test whether one constant integer is a multiple of another. Instead
2932 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
2933 * fold-const.c (multiple_of_p): We've determined both TOP and
2934 BOTTOM are integer constants so we can call int_const_binop directly
2935 instead of the more generic const_binop.
2937 2007-01-27 Roger Sayle <roger@eyesopen.com>
2939 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
2940 1*X check that the constant hasn't overflowed, to preserve the
2942 (round_up): Provide an efficient implementation when rouding-up an
2943 INTEGER_CST to a power-of-two.
2945 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2947 * doc/sourcebuild.texi: Add comma for clarity.
2948 * doc/extend.texi: Fix some typos.
2949 * doc/passes.texi: Likewise.
2950 * doc/cppinternals.texi: Likewise.
2951 * doc/c-tree.texi: Likewise.
2952 * doc/tree-ssa.texi: Likewise.
2953 * doc/install.texi: Likewise.
2955 2007-01-27 Jan Hubicka <jh@suse.cz>
2957 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
2958 (pass_sra): Do not require alias information.
2959 * passes.c (init_optimization_passes): Add SRA
2961 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
2963 * tracer.c (rest_of_handle_tracer): We already cleaned
2964 up the CFG in tracer() so don't do it here again.
2965 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
2966 cleanup_cfg here, either. And don't call renumber_insns.
2968 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
2969 and BB_HEAD are in the insn stream here. Instead make sure
2970 that BB_INSN is valid on all insns. Also, do check here that
2971 there are no pending branch predictions...
2972 (rtl_verify_flow_info): ...instead of doing it here. Checks
2973 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
2976 2007-01-26 Roger Sayle <roger@eyesopen.com>
2978 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
2979 function to simplify/factorize operand order canonicalization.
2980 (ix86_fixup_binary_operands): Reorganize using the above function.
2981 (ix86_binary_operator_ok): Likewise.
2983 2007-01-27 Jakub Jelinek <jakub@redhat.com>
2985 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
2986 file scope from optimize_attrs.
2987 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
2989 (optimize_attrs): Clear insn_code_values after freeing it.
2991 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
2993 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
2994 a parts.base assignment.
2996 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
2998 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
2999 (compute_subscript_distance, initialize_data_dependence_relation,
3000 finalize_ddr_dependent, analyze_ziv_subscript,
3001 analyze_siv_subscript_cst_affine,
3002 compute_overlap_steps_for_affine_univar,
3003 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3004 analyze_siv_subscript, analyze_miv_subscript,
3005 analyze_overlapping_iterations, subscript_dependence_tester_1,
3006 compute_self_dependence, free_dependence_relation): Work
3007 with affine_fn instead of chrecs.
3008 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3009 common_affine_function, affine_function_base,
3010 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3011 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3012 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3013 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3014 (all_chrecs_equal_p): Removed.
3015 * tree-data-ref.h (affine_fn, conflict_function): New types.
3016 (struct subscript): Change type of conflicting_iterations_in_a
3017 and conflicting_iterations_in_b.
3019 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3022 * config/pa/pa.h (TARGET_HPUX_11): New.
3023 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3024 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3026 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3027 Richard Guenther <rguenther@suse.de>
3029 * tree-ssa-structalias.c (solve_graph): Handle case
3030 we merged the variable to another.
3032 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3034 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3037 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3038 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3040 2007-01-25 DJ Delorie <dj@redhat.com>
3042 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3043 allow changes to modes which don't fit in those registers.
3045 * reload1.c (choose_reload_regs): Check for invalid subregs before
3046 computing their locations, not after.
3048 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3051 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3052 save Altivec registers in an eh_return function.
3053 (compute_vrsave_mask): Likewise.
3054 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3055 for saving Altivec registers.
3056 (rs6000_emit_prologue): Don't allocate stack twice in
3057 eh_return function. Correct expected value of altivec_save_offset
3058 when using save_world. Describe save of R0 to stack when using
3059 save_world. Describe stack pointer adjustment when using
3060 save_world. Remove duplicated eh_return parameter register saving.
3061 Update sp_offset variable after save_world.
3062 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3064 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3065 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3068 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3070 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3072 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3075 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3076 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3078 2007-01-25 Richard Guenther <rguenther@suse.de>
3080 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3081 * common.opt (-Wcoverage-mismatch): New warning option.
3082 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3083 if -Wcoverage-mismatch is given.
3085 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3087 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3088 (ipcp_driver): Change to static definition.
3089 Add dumping of the ifunctions.
3090 (constant_val_insert): Remove unused parameter. Support for SSA.
3091 (ipcp_propagate_const): Support for SSA.
3092 (ipcp_profile_bb_print): Print only analyzed nodes.
3093 (ipcp_replace_map_create): Remove support for Fortran constant
3095 * ipa-prop.c (ipa_method_modify_stmt,
3096 ipa_callsite_compute_param): Support for SSA.
3097 * ipa-prop.h (ipcp_driver): Remove declaration.
3098 (IS_VALID_TREE_MAP_INDEX): Add define.
3100 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3102 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3104 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3107 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3108 constant argument to cabs and do it without checking for
3109 -funsafe-math-optimizations.
3111 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3113 * c-common.h (RID_FIRST_CXX0X): New.
3114 (RID_LAST_CXX0X): New.
3115 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3117 * c.opt (Wc++0x-compat): New.
3118 * doc/invoke.texi (-Wc++0x-compat): Document.
3120 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3122 * builtins.c (fold_builtin_carg): New.
3123 (fold_builtin_1): Use it.
3125 2007-01-24 Jan Hubicka <jh@suse.cz>
3127 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3129 * ipa-inline.c (initial_insns, max_insns): Delete.
3130 (compute_max_insns): New function.
3131 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3132 of insns as base for code growth.
3133 (cgraph_decide_inlining): Make initial_insns local; do not compute
3135 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3136 * doc/invoke.texi (inline-unit-growth): Update docs.
3138 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3140 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3141 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3142 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3143 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3144 for CPUs that have PTA_CX16 set.
3147 * gimplify.c (omp_check_private): New function.
3148 (gimplify_scan_omp_clauses): Use it for
3149 firstprivate/lastprivate/reduction.
3152 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3153 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3156 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3157 If lower_lastprivate_clauses emits some statements, append them
3158 to dlist rather than body_p and to body_p append an initializer.
3159 (lower_omp_for): Adjust caller.
3161 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3163 * target.h (globalize_decl_name): New.
3164 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3165 * output.h (default_globalize_decl_name): New.
3166 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3168 (globalize_decl): Ditto.
3169 (default_globalize_decl_name): New.
3170 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3171 (ia64_handle_version_id_attribute): New.
3172 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3173 (ia64_asm_output_external): Use globalize_decl_name instead
3175 * doc/extend.texi (version_id): New pragma.
3176 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3178 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3180 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3181 _uleb128_t and _Unwind_SWord with _sleb128_t.
3182 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3183 uw_frame_state_for, uw_update_context_1): Likewise.
3184 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3185 * unwind-pe.h (read_uleb128, read_sleb128,
3186 read_encoded_value_with_base): Likewise.
3187 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3189 2007-01-24 Richard Guenther <rguenther@suse.de>
3191 * builtins.c (expand_builtin_cexpi): Get the fndecl
3192 for cexp in the correct way.
3194 2007-01-24 Jan Hubicka <jh@suse.cz>
3196 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3198 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3200 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3201 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3202 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3203 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3204 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3205 __SIZEOF_PTRDIFF_T__.
3206 * doc/cpp.texi: Documentation for the new builtin macros added.
3208 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3210 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3211 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3212 instead of operands[2] to avoid access past the end of array.
3214 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3216 * reload1.c (emit_reload_insns): Pass the reload register
3217 for a non-spill output reload through forget_old_reloads_1.
3219 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3221 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3222 _SOFT_DOUBLE if doubles use software floating-point.
3223 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3224 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3225 * config/rs6000/darwin-ldouble.c: Also compile functions for
3226 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3227 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3228 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3229 commented-out long double override.
3230 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3231 * config/rs6000/eabispe.h: Likewise.
3232 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3233 long double for non-SPE.
3234 (rs6000_handle_option): Likewise.
3235 (invalid_e500_subreg): Disallow more subregs involding DImode,
3236 DFmode, TImode or TFmode.
3237 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3239 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3241 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3242 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3244 (rs6000_legitimate_address): Also check for TFmode for E500
3246 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3247 (spe_build_register_parallel): Handle TFmode and TCmode.
3248 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3250 (function_arg): Handle TFmode and TCmode for E500 double.
3251 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3253 (print_operand): Handle TFmode and TImode for %y.
3254 (rs6000_generate_compare): Handle TFmode comparisons for E500
3256 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3257 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3258 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3259 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3260 TFmode for E500 double.
3261 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3262 (floatsidf2): Enable for E500 double.
3263 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3264 (extenddftf2): Change to extenddftf2_fprs.
3265 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3266 depending on TARGET_E500_DOUBLE.
3267 (extendsftf2): Enable for E500 double.
3268 (trunctfdf2): Enable for E500 double.
3269 (trunctfsf2): Change to trunctfsf2_fprs.
3270 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3271 depending on TARGET_E500_DOUBLE.
3272 (floatsitf2): Enable for E500 double.
3273 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3274 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3275 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3276 (negtf2): Change to negtf2_internal.
3277 (negtf2): New expander.
3278 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3279 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3280 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3281 (movdi_internal32): Use rs6000_nonimmediate_operand.
3282 (unnamed splitter): Likewise.
3283 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3284 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3285 (SPE64TF, DITI): New mode macros.
3286 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3289 (frob_<mode>_di_2): New.
3290 (frob_tf_di_8_2): New.
3291 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3293 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3295 (frob_ti_<mode>_8_2): New.
3296 (frob_ti_tf_2): New.
3297 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3298 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3300 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3301 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3302 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3303 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3304 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3305 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3308 2007-01-23 Ian Lance Taylor <iant@google.com>
3310 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3312 (OBJS-archive): Reformat, alphabetize.
3313 (OBJS): Change out_object_file to OBJS-md.
3315 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3317 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3318 JUMP_P and CALL_P predicates where applicable.
3319 * config/i386/i386.c: Ditto.
3320 * config/i386/i386.md: Ditto.
3321 * config/i386/mmx.md: Ditto.
3322 * config/i386/predicates.md: Ditto.
3324 2007-01-22 Andreas Schwab <schwab@suse.de>
3326 * config/m68k/m68k.h: Fix comment.
3328 2007-01-22 Jan Hubicka <jh@suse.cz>
3330 * passes.c (init_optimization_passes): Do not rerun
3331 pass_early_warn_uninitialized.
3333 2007-01-22 Richard Guenther <rguenther@suse.de>
3335 PR tree-optimization/30038
3336 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3338 (execute_cse_sincos_1): Likewise.
3339 (execute_cse_sincos): Likewise.
3340 (gate_cse_sincos): Likewise.
3341 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3342 the cexpi() canonicalization of sincos().
3343 * tree-pass.h (pass_cse_sincos): Declare.
3344 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3346 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3348 PR rtl-optimization/29329
3349 * combine.c (replaced_rhs_insn): Rename to i2mod.
3350 (replaced_rhs_value): Rename to i2mod_new_rhs.
3351 (i2mod_old_rhs): New global variable.
3352 (combine_instructions): Adjust for above change. Save a copy of
3353 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3354 note are substituted in the second instruction.
3355 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3356 ditch the note if it pertains to the second eliminated register
3357 and this register is mentioned in i2mod_old_rhs.
3360 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3362 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3363 the insn to which the note was originally attached.
3365 2007-01-21 Jan Hubicka <jh@suse.cz>
3367 * ipa-inline.c (inlining_mode): Comment, move up.
3368 (cgraph_decide_inlining_incrementally): Do not perform inlining
3369 itself; fix handling of flattening of self recursive functions.
3370 (cgraph_find_cycles): Remove.
3371 (cgraph_flatten_node): Remove.
3372 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3373 (try_inline): New function.
3374 (cgraph_early_inlining): Update call of
3375 cgraph_decide_inlining_incrementally. Apply inlining here.
3376 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3378 2007-01-21 Dirk Mueller <dmueller@suse.de>
3381 * tree-vrp.c (check_array_bounds): do not warn
3382 about ADDR_EXPR's of ARRAY_REF's which are immediately
3383 used in binary expressions.
3385 2007-01-21 Ira Rosen <irar@il.ibm.com>
3387 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3388 read_write_dep and macros for its access.
3389 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3390 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3391 argument, call vect_check_interleaving for every independent pair of
3392 data-refs. Mark loads that access the same memory location as a store
3394 (vect_check_dependences): Remove.
3395 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3396 call, fix the call to vect_analyze_data_ref_dependence.
3397 (vect_analyze_data_ref_access): For statements that access the same
3398 data-ref, check that they are not stores; for loads, check that there
3399 is no store that access the same location.
3401 2007-01-20 Roger Sayle <roger@eyesopen.com>
3402 Joseph Myers <joseph@codesourcery.com>
3404 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3405 (-fdump-rtl-stack): Likewise.
3406 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3407 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3408 (-mpt-fixed): Use @minus{} for minus sign.
3409 (Using Precompiled Headers): Fix under/overfull hbox.
3411 2007-01-20 Jan Hubicka <jh@suse.cz>
3413 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3414 place within annotation.
3416 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3418 * pa.c (output_move_double): Change array size of xoperands to 4.
3420 2007-01-20 Jan Hubicka <jh@suse.cz>
3422 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3425 2007-01-19 Ian Lance Taylor <iant@google.com>
3427 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3428 constant to unsigned HOST_WIDE_INT before negating.
3430 2007-01-19 Ian Lance Taylor <iant@google.com>
3432 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3434 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3435 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3436 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3437 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3438 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3439 (realloc_vdef, realloc_vuse): Change second parameter to
3441 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3443 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3444 unsigned. Change x and lim locals to unsigned.
3445 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3447 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3448 (copy_virtual_operands): Change i and n locals to unsigned.
3450 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3453 * builtins.c (fold_builtin_1): Handle builtin fdim.
3455 2007-01-20 Jan Hubicka <jh@suse.cz>
3457 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3458 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3459 init_alias_heapvars.
3460 (init_alias_heapvars): Initialize only when not already initialized.
3461 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3463 2007-01-19 Roger Sayle <roger@eyesopen.com>
3465 * common.opt (fsigned-zeros): New command line option.
3466 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3467 of flag_unsafe_math_optimizations.
3468 * opts.c (set_fast_math_flags): The -ffast-math command line option
3469 implies -fno-signed-zeros.
3470 (fast_math_flags_set_p): Likewise.
3472 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3473 the documentation of -ffast-math appropriately. Wrap long lines.
3475 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3477 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3478 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3480 2007-01-19 Tomas Bily <tbily@suse.cz>
3482 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3484 (tree_init_ic_make_global_vars): New function
3485 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3486 (tree_gen_ic_profiler): New function
3487 (tree_gen_ic_func_profiler): New function
3488 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3489 (tree_profile_hooks): Added hook for indirec/virtual calls
3490 * value-prof.c (tree_find_values_to_profile): New case for
3492 (tree_values_to_profile): Call for determining indirect/virtual
3494 (tree_indirect_call_to_profile): New function
3495 (tree_ic_transform): New function
3496 (tree_ic): New function
3497 (find_func_by_pid): New function
3498 (init_pid_map): New function
3499 (tree_value_profile_transformations): Added check for
3500 indirect/virtual call transformation
3501 * value-prof.h (enum hist_type): New counter type for
3502 indirect/virtual calls
3503 (profile_hooks): Added new hook for profiling indirect/virtual
3505 * profile.c (instrument_values): New case for indirect/virtual
3507 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3508 (GCOV_COUNTER_V_INDIR): New counter type
3509 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3510 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3512 * cgraph.c: Definition of cgraph_max_pid
3513 (cgraph_create_node): Default init of pid attribute
3514 * cgraph.h: Declaration of cgraph_max_pid
3515 (struct cgraph_node): Added pid attribute
3516 * libgcov.c (__gcov_indirect_call_profiler): New function
3517 (__gcov_one_value_profiler_body): New function
3518 (__gcov_one_value_profiler): Body was moved to
3519 __gcov_one_value_profiler_body and calls it
3521 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3523 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3524 * gengtype.c (write_types_data, write_func_for_structure,
3525 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3526 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3527 (walk_type, write_func_for_structure): Generate the mark_hook if
3530 2007-01-19 Jan Hubicka <jh@suse.cz>
3532 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3533 'early' argument take inlining mode argument specifying whether to
3534 inline for size/speeed or all functions; add support for flattening;
3536 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3538 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3541 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3542 the name of the declared identifier.
3544 2007-01-19 Dirk Mueller <dmueller@suse.de>
3546 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3547 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3548 duplicate evaluation.
3550 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3552 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3553 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3554 to XFMode, use acosxf2 and truncate result to requested mode.
3555 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3556 (asin<mode>2): Similarly, with asin expanders.
3557 (*fscalexf4_i387): Rename from *fscalexf4.
3558 (expNcorexf3): New expander.
3559 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3560 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3561 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3562 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3563 patterns for SSE math.
3564 (exp10<mode>2): Similarly, with exp10 expanders.
3565 (exp2<mode>2): Similarly, with exp2 expanders.
3566 (expm1<mode>2): Similarly, with expm1 expanders.
3567 (ldexp<mode>3): Similarly, with ldexp expanders.
3568 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3569 Use gen_truncxf<mode>2_i387_noop to truncate result.
3571 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3573 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3574 for ColdFire targets.
3576 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3577 Richard Sandiford <richard@codesourcery.com>
3579 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3580 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3581 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3582 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3583 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3584 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3586 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3588 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3589 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3590 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3591 (*adddi_dilshr32_cf): New pattern.
3592 (adddi3, subdi3): Remove first alternatives.
3594 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3596 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3597 implemented using move.l, do not use its cc result for floating-point
3600 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3602 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3603 from accepting 's' constraints if flag_pic.
3605 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3607 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3608 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3609 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3610 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3612 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3614 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3615 ColdFire alternatives.
3616 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3617 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3618 architectures that support ff1 instruction.
3620 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3621 Julian Brown <julian@codesourcery.com>
3623 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3624 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3625 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3628 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3630 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3632 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3633 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3634 HOST_WIDE_INT instead of an rtx.
3635 (m68k_rtx_costs): Update call accordingly.
3636 (output_move_const_into_data_reg): Likewise. Fix formatting.
3637 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3639 (output_move_simode_const): Update calls after above changes.
3640 Rework to use automatic variables and predicates like MEM_P.
3641 * config/m68k/m68k.md (pushexthisi_const): Update call to
3644 2007-01-19 Dirk Mueller <dmueller@suse.de>
3646 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3649 2007-01-19 Richard Guenther <rguenther@suse.de>
3651 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3652 via cexp in case sincos is not available.
3654 2007-01-19 Richard Guenther <rguenther@suse.de>
3656 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3657 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3658 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3659 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3660 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3661 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3662 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3663 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3665 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3667 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3669 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3670 (atan2xf3): Directly generate RTL pattern.
3671 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3672 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3673 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3674 disable patterns for SSE math.
3675 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3676 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3677 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3678 disable patterns for SSE math.
3680 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3682 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3684 2007-01-18 Roger Sayle <roger@eyesopen.com>
3686 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3687 VIEW_CONVERT_EXPR to the same type as it's operand.
3689 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3691 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3692 configured for long double 128.
3694 2007-01-18 Mike Stump <mrs@apple.com>
3696 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3699 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3701 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3704 2007-01-18 Jan Hubicka <jh@suse.cz>
3706 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3707 greater than NUM_VOP_FREE_BUCKETS.
3709 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3711 * tree-ssa-structalias.c: Update comments.
3712 (ptabitmap_obstack): Removed.
3714 (oldpta_obstack): Ditto.
3715 (stats): Add a few members.
3716 (struct variable_info): Remove node, complex, address_taken, and
3717 indirect_target members. Add oldsolution member.
3718 (new_var_info): Do not initialize removed members.
3719 (constraint_expr_type): Remove INCLUDES.
3720 (constraint_graph): Add size, implicit_preds, rep,
3721 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3722 (FIRST_REF_NODE): New macro.
3723 (LAST_REF_NODE): Ditto.
3724 (FIRST_ADDR_NODE): Ditto.
3725 (find): New function.
3727 (dump_constraint): Do not handle INCLUDES.
3728 (insert_into_complex): Do not insert duplicate constraints.
3729 (condense_varmap_nodes): Renamed and rewritten into ...
3730 (merge_node_constraints): This. Also fix bug in handling of
3731 offseted copy constraints.
3732 (clear_edges_for_node): No longer need to deal with preds at all,
3733 or removing associated preds/succs.
3734 (merge_graph_nodes): Deal with indirect_cycles.
3735 Don't deal with predecessors.
3736 (add_implicit_graph_edge): New function.
3737 (add_pred_graph_edge): Ditto.
3738 (add_graph_edge): Don't deal with predecessors.
3739 (build_constraint_graph): Removed.
3740 (build_pred_graph): New function.
3741 (build_succ_graph): Ditto.
3742 (struct scc_info): Removed in_component. Added roots, dfs, and
3743 node_mapping. Remove visited_index, unification_queue.
3744 (scc_visit): Deal with union-find we do now.
3745 Deal with cycles with REF nodes.
3746 (collapse_nodes): Renamed and rewritten to ...
3747 (unify_nodes): This.
3748 (process_unification_queue): Removed.
3749 (topo_visit): Cleanup
3750 (do_da_constraint): Use find.
3751 (do_sd_constraint): Ditto.
3752 (do_ds_constraint): Ditto.
3753 (do_complex_constraint): Ditto.
3754 (init_scc_info): Update for removed and added members.
3755 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
3756 (find_indirect_cycles): This.
3757 (equivalence_class): New variable.
3758 (label_visit): New function.
3759 (perform_variable_substitution): Rewritten.
3760 (free_var_substitution_info): New function.
3761 (find_equivalent_node): Ditto.
3762 (move_complex_constraints): Ditto.
3763 (eliminate_indirect_cycles): Ditto.
3764 (solve_graph): Only propagate changed bits.
3765 Use indirect cycle elimination.
3767 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
3768 (tree_id_eq): Renamed to ...
3769 (tree_vi_eq): This. Update for member change
3770 (insert_id_for_tree): Renamed and rewritten to ...
3771 (insert_vi_for_tree): This.
3772 (lookup_id_for_tree): Renamed and rewritten to ...
3773 (lookup_vi_for_tree): This.
3774 (get_id_for_tree): Renamed and rewritten to ...
3775 (get_vi_for_tree): Ditto.
3776 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
3777 (process_constraint): Don't handle INCLUDES.
3778 Remove special ADDRESSOF case.
3779 (find_func_aliases): Rewrite to use vi functions instead of id
3781 (create_function_info_for): Ditto.
3782 (create_variable_info_for): Ditto.
3783 (intra_create_variable_infos): Ditto.
3784 (merge_smts_into): Ditto.
3785 (find_what_p_points_to): Ditto.
3786 (init_base_vars): Ditto.
3787 (init_alias_vars): Ditto.
3788 (remove_preds_and_fake_succs): New function.
3789 (dump_sa_points_to_info): Dump new stats.
3790 (dump_solution_for_var): Use find.
3791 (set_used_smts): Fix formatting.
3792 (compute_points_to_sets): Updated for new functions.
3793 (ipa_pta_execute): Ditto.
3795 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3796 Richard Sandiford <richard@codesourcery.com>
3798 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
3800 * calls.c (expand_call): If the return value is a PARALLEL,
3801 extract its first member.
3802 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
3803 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3804 use FUNCTION_EXTRA_EPILOGUE.
3805 (m68k_function_value): Return a PARALLEL if the return value
3806 is of a pointer type.
3807 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
3808 (FUNCTION_EXTRA_EPILOGUE): Remove.
3809 * config/m68k/m68k.md (D0_REG): New constant.
3811 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3813 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3814 output a NOP for empty epilogues.
3816 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3818 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
3819 before function. Extend register save check to include all
3820 registers, not just integer ones.
3822 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3824 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3825 (m68k_use_return_insn): ...this.
3826 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3827 * config/m68k/m68k.c (use_return_insn): Rename to...
3828 (m68k_use_return_insn): ...this.
3829 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3832 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3834 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3835 nearest even, fix denormal rounding overflow.
3837 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3839 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3840 f%$smove and f%$move.
3841 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3842 (extendsfdf2_cf): Use fdmove instead of f%&move.
3843 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3844 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3846 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3848 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3851 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3853 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3854 (coldfire_single_format): Declare.
3855 (coldfire_double_format): Likewise.
3856 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3857 of qnan_msb_set to determine the lower bits of a canonical
3859 (encode_ieee_double): Likewise.
3860 (encode_ieee_quad): Likewise.
3861 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3862 (mips_single_format): Likewise.
3863 (ieee_double_format): Likewise.
3864 (mips_double_format): Likewise.
3865 (ieee_extended_motorola_format): Likewise.
3866 (ieee_extended_intel_96_format): Likewise.
3867 (ieee_extended_intel_128_format): Likewise.
3868 (ieee_extended_intel_96_round_53_format): Likewise.
3869 (ibm_extended_format): Likewise.
3870 (mips_extended_format): Likewise.
3871 (ieee_quad_format): Likewise.
3872 (mips_quad_format): Likewise.
3873 (vax_f_format): Likewise.
3874 (vax_d_format): Likewise.
3875 (vax_g_format): Likewise.
3876 (i370_single_format): Likewise.
3877 (i370_double_format): Likewise.
3878 (decimal_single_format): Likewise.
3879 (decimal_double_format): Likewise.
3880 (decimal_quad_format): Likewise.
3881 (c4x_single_format): Likewise.
3882 (c4x_extended_format): Likewise.
3883 (real_internal_format): Likewise.
3884 (coldfire_single_format): New real_format.
3885 (coldfire_double_format): Likewise.
3886 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3887 canonical_nan_lsbs_set.
3888 (pdp11_d_format): Likewise.
3889 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
3890 if TARGET_COLDFIRE_CPU.
3892 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3894 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
3895 (output_call, m68k_legitimize_call_address): Declare.
3896 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
3897 parenthesees. Add support for a 'W' constraint.
3898 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3899 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3900 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3901 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
3903 (override_options): Initialize them. Do not set flag_no_function_cse
3904 for TARGET_ID_SHARED_LIBRARY.
3905 (m68k_output_pic_call): Delete.
3906 (m68k_legitimize_call_address): New function.
3907 (print_operand): Remove the %o prefix. Handle the %p prefix.
3908 (output_call): New function.
3909 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
3910 target address from the GOT if symbolic jumps are not allowed.
3911 * config/m68k/m68k.md (call, general_operand): Do not set
3912 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
3913 Merge separate flag_pic and !flag_pic define_insns into...
3914 (*call, *call_value): ...these new patterns. Match the address
3915 rather than the containing MEM and require it to be a call_operand.
3916 Use output_call to generate the asm template.
3917 * config/m68k/predicates.md (const_call_operand): New predicate.
3918 (call_operand): Likewise.
3920 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3922 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
3923 (STACK_GROWS_DOWNWARD): Define to 1.
3924 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
3925 comments, emphasizing that these values are only defaults.
3926 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
3927 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
3929 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3931 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
3933 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3934 Richard Sandiford <richard@codesourcery.com>
3936 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
3937 (FP_REGNO_P): New macros.
3938 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
3939 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
3940 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
3941 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
3943 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3945 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3946 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
3948 * config/m68k/t-floatlib: New file, extracting common code from...
3949 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3950 * config/m68k/t-uclinux: Here.
3951 * config/m68k/fpgnulib.c: Do not compile extendeed precision
3952 routines on ColdFire targets.
3954 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3956 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3957 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
3958 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
3959 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
3960 explicitly set MOTOROLA to 1.
3961 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
3963 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3964 Nathan Sidwell <nathan@codesourcery.com>
3966 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
3967 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
3968 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
3969 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
3970 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
3971 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
3972 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
3973 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
3974 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
3975 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3976 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
3977 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
3978 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
3979 (DBX_REGISTER_NUMBER): Delete.
3980 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
3981 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3982 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
3984 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3986 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
3987 * config/flat.h: New file.
3988 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
3990 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
3991 indirect references for -msep-data or -mid-shared-library.
3992 Do not use PC-relative code addresses either.
3993 * config/m68k/m68k.c (override_options): Restrict -fPIC error
3995 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
3996 for shared libraries and crt1.o for executables. Use crti.o and
3998 (ENDFILE_SPEC): Use crtend.o and crtn.o.
3999 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4000 Do not add -elf2flt or -shared-lib-id options here.
4001 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4002 Pass -shared-lib-id if -mid-shared-library, taking the library
4003 identifier from -mshared-library-id if given, otherwise
4005 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4006 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4007 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4008 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4009 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4010 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4012 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4013 jump sequence for ISA A and ISA A+.
4014 (PICJUMP): Likewise.
4016 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4018 * config.gcc (m68k-*-uclinux*): Base the port on the common
4019 and m68k GNU/Linux files rather than on the generic ELF ones.
4020 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4021 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4023 2007-01-18 Julian Brown <julian@codesourcery.com>
4024 Richard Sandiford <richard@codesourcery.com>
4026 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4027 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4028 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4030 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4032 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4034 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4036 * doc/install.texi: Document m68k-uclinuxoldabi.
4037 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4038 * config/m68k/uclinux-oldabi.h: New file, copied from
4039 config/m68k/uclinux.h.
4041 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4043 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4044 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4045 (m32r_compute_frame_size): Use unsigned for regno.
4046 (m32r_reload_lr): Use gen_frame_mem.
4048 (m32r_output_function_epilogue): Don't output the function epilogue
4050 (m32r_expand_epilogue): New.
4051 (direct_return): Return false if the function has the interrupt
4053 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4054 * config/m32r/m32r.md (epilogue): New expander.
4055 (return_lr, return_rte): New insns.
4056 (return): Make it expander.
4057 (return_normal): New expander.
4059 2007-01-18 Josh Conner <jconner@apple.com>
4062 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4063 support for UNLE, UNLT, UNGE, and UNGT.
4065 2007-01-18 Jan Hubicka <jh@suse.cz>
4067 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4068 * tree-tailcall (add_virtual_phis): Likewise.
4069 (optimize_tail_call): Return TODOs.
4070 (execute_tail_calls): Return TODOs.
4071 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4072 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4074 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4075 Cleanup cfg using TODO.
4076 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4077 * passes.c (execute_function_todo): When cleanup did something, remove
4079 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4080 (make_edges): Don't cleanup_cfg.
4082 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4084 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4085 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4086 operate on the top of stack.
4087 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4088 register handling of instructions that output to the second
4090 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4091 (move_for_stack_reg): Special-case check for dead destination
4092 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4094 * config/i386/i386.md (UNSPEC_TAN): New constant.
4095 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4096 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4097 to correctly model move of constant 1.0 to top stack slot.
4098 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4099 (unnamed peephole2 pattern): Remove corresponding peephole2
4100 pattern that optimizes tan insn and loading of constant 1.0.
4101 (tanxf2): Use fptanxf4_i387.
4102 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4103 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4104 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4105 disable patterns for SSE math.
4106 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4107 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4109 2007-01-18 Dirk Mueller <dmueller@suse.de>
4110 Richard Guenther <rguenther@suse.de>
4113 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4114 * common.opt (Warray-bounds): Add new warning option.
4115 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4117 * Makefile.in: make tree-vrp.o depend on toplev.h
4118 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4120 (check_array_refs, check_array_bounds, check_array_ref): New.
4122 2007-01-18 Jan Hubicka <jh@suse.cz>
4124 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4125 (execute_ssa_ccp): Return flags conditionally.
4126 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4128 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4130 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4132 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4133 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4135 * Makefile.c (GTFILES): Add cfglayout.h.
4136 * gengtype.c (open_base_files): Likewise.
4137 * cfglayout.c (cfg_layout_function_footer,
4138 cfg_layout_function_header) Reindent to make gengtype happy.
4139 * cfglayout.h (cfg_layout_function_footer,
4140 cfg_layout_function_header): Add GTY(()) marker.
4142 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4144 2007-01-18 Ben Elliston <bje@au.ibm.com>
4146 * genautomata.c (write_automata): Include xstrerror output in the
4147 error message if writing the DFA description file fails.
4149 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4151 * config/mips/mips-protos.h (mips_output_external): Make it
4153 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4154 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4155 (extern_list): Likewise.
4156 (extern_head): Likewise.
4157 (TARGET_ASM_FILE_END): Likewise.
4158 (mips_file_end): Likewise.
4159 (mips_output_external): Rewritten.
4161 2007-01-18 Ben Elliston <bje@au.ibm.com>
4163 * genpreds.c (write_insn_preds_c): Only write out the function
4164 body for regclass_for_constraint if we have register constraints.
4166 2007-01-17 Tom Tromey <tromey@redhat.com>
4168 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4169 * doc/install.texi (Testing): Use sourceware.org.
4170 (Binaries): Likewise.
4171 (Specific): Likewise.
4172 * doc/contrib.texi (Contributors): Use sourceware.org.
4174 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4176 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4177 (AVR_ENHANCED): Rename to ...
4178 (AVR_HAVE_MUL): ... new.
4179 (avr_enhanced_p): Rename to ...
4180 (avr_have_mul_p): ... new.
4181 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4182 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4183 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4184 (avr_have_mul_p): ... new.
4185 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4186 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4187 'avr_enhanced_p' and 'enhanced'.
4188 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4189 AVR_HAVE_MUL instead of AVR_ENHANCED.
4190 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4191 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4192 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4193 instead of AVR_ENHANCED.
4194 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4195 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4196 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4198 2007-01-17 Ian Lance Taylor <iant@google.com>
4200 * vec.h (VEC_reserve_exact): Define.
4201 (vec_gc_p_reserve_exact): Declare.
4202 (vec_gc_o_reserve_exact): Declare.
4203 (vec_heap_p_reserve_exact): Declare.
4204 (vec_heap_o_reserve_exact): Declare.
4205 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4207 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4209 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4210 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4211 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4212 * vec.c (calculate_allocation): Add exact parameter. Change all
4214 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4215 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4216 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4217 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4218 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4219 (vec_heap_p_reserve_exact): New function.
4220 (vec_heap_o_reserve_exact): New function.
4222 2007-01-17 Jan Hubicka <jh@suse.cz>
4224 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4226 2007-01-17 Eric Christopher <echristo@apple.com>
4228 * config.gcc: Support core2 processor.
4230 2007-01-16 Jan Hubicka <jh@suse.cz>
4232 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4233 the names, just unlink the chain so we don't crash on dangling pointers
4236 2007-01-16 Jan Hubicka <jh@suse.cz>
4238 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4239 * tree-pass.h: Reorder to make IPA passes appear toegher.
4240 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4241 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4242 parameters, do not call early inliner.
4243 * ipa-inline.c: Update comments. Include tree-flow.h
4244 (cgraph_decide_inlining): Do not compute inlining parameters.
4245 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4246 be called with function context set up.
4247 (pass_ipa_inline): Remove unreachable functions before pass.
4248 (cgraph_early_inlining): Simplify assuming to be called from the
4250 (pass_early_inline): New pass.
4251 (cgraph_gate_ipa_early_inlining): New gate.
4252 (pass_ipa_early_inline): Turn into simple wrapper.
4253 (compute_inline_parameters): New function.
4254 (gate_inline_passes): New gate.
4255 (pass_inline_parameters): New pass.
4256 (apply_inline): Move here from tree-optimize.c
4257 (pass_apply_inline): New pass.
4258 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4260 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4262 (tree_function_versioning): Do not allocate dummy struct function.
4263 * tree-inline.h (optimize_inline_calls): Update prototype.
4264 * tree-optimize.c (execute_fixup_cfg): Export.
4265 (pass_fixup_cfg): Remove
4266 (tree_rest_of_compilation): Do not apply inlines.
4267 * tree-flow.h (execute_fixup_cfg): Declare.
4268 * Makefile.in (gt-passes.c): New.
4269 * passes.c: Include gt-passes.h
4270 (init_optimization_passes): New passes.
4271 (nnodes, order): New static vars.
4272 (do_per_function_toporder): New function.
4273 (execute_one_pass): Dump current pass here.
4274 (execute_ipa_pass_list): Don't dump current pass here.
4276 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4278 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4279 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4281 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4283 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4284 (strong_alias): Define.
4285 (__gcc_qmul): Provide non-FMA for soft-float.
4291 (__gcc_qunord): New.
4301 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4302 soft-float functions.
4303 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4304 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4305 about long double soft float.
4307 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4308 Tehila Meyzels <tehila@il.ibm.com>
4310 * tree-vectorizer.h (is_pattern_stmt_p): New.
4311 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4312 formatting (tabs instead of spaces). Cleanup and clarify setting
4313 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4314 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4315 (vectorizable_type_demotion): Check that types are integral.
4316 (vectorizable_type_promotion): Likewise.
4317 (vectorizable_store): Fix typo. Eliminate new-line at end of
4320 2007-01-16 Jan Hubicka <jh@suse.cz>
4322 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4325 2007-01-15 Eric Christopher <echristo@apple.com>
4327 * ifcvt.c: Include vec.h, vecprim.h.
4328 (check_cond_move_block): New argument regs.
4329 Reorganize. Add registers used to regs.
4330 (cond_move_process_if_block): Use regs set above as
4333 2007-01-15 Eric Christopher <echristo@apple.com>
4335 * config/darwin.h: Update copyright.
4336 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4337 (LINK_COMMAND_SPEC): Add -u.
4338 (LINK_SPEC): Fix umbrella for above.
4340 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4342 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4345 2007-01-15 Tom Tromey <tromey@redhat.com>
4347 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4348 * doc/install.texi (Testing): Don't mention jacks.
4349 (Configuration): Document --enable-java-maintainer-mode. Move
4350 --with-java-home to libgcj-specific section. Document
4352 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4354 2007-01-15 Jan Hubicka <jh@suse.cz>
4356 * tree-ssa-dce.c (DCE_TODOs): New.
4357 (propagate_necessity): Return if something changed.
4358 (eliminate_unnecessary_stmts): Likewise.
4359 (perform_tree_ssa_dce): Return TODO flags when needed.
4360 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4362 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4364 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4365 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4366 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4367 patterns using X87MODEF12 mode macro. Extend operand 1
4368 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4369 (log10<mode>2): Ditto.
4370 (log2<mode>2): Ditto.
4371 (log1p<mode>2): Ditto.
4372 (logb<mode>2): Ditto.
4373 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4374 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4375 (*fxtractxf3_i387): Rename from *fxtractxf3.
4376 (fxtract_extend<mode>xf3_i387): New insn pattern.
4377 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4378 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4379 and gen_fyl2xxf3_i387().
4381 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4383 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4384 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4385 get_loop_exit_edges. Changed return type to bool.
4386 * cfgloop.h (fix_loop_placement): Declaration removed.
4388 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4390 * param.h (MIN_VECT_LOOP_BOUND): New.
4391 * params.def (MIN_VECT_LOOP_BOUND): New.
4392 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4393 argument - minimum threshold for number of iterations.
4394 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4395 argument to declaration.
4396 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4397 MIN_VECT_LOOP_BOUND.
4398 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4399 slpeel_tree_peel_loop_to_edge with additional argument.
4400 (vect_do_peeling_for_alignment): Likewise.
4401 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4403 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4406 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4409 2007-01-14 Jan Hubicka <jh@suse.cz>
4411 * tree-dfa.c (remove_referenced_var): New function.
4412 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4413 prune referenced vars list too.
4414 * tree-flow.h (remove_referenced_var): Declare.
4416 2007-01-14 Jan Hubicka <jh@suse.cz>
4418 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4420 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4421 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4422 * except.h (verify_eh_throw_table_statements): Kill prototype.
4423 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4424 into call exrepssions.
4425 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4427 * tree-cfg.c: Include pointer-set.h.
4428 (verify_node_sharing): Work on pointer set.
4429 (verify_eh_throw_stmt_node): New.
4430 (verify_stmts): Use pointers sets, verify throw_stmt.
4432 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4434 * ipa-reference.c (analyze_function): Consider also addresses taken
4437 2007-01-12 Roger Sayle <roger@eyesopen.com>
4439 * c-typeck.c (null_pointer_constant_p): Replace use of
4440 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4441 (build_c_cast): Likewise.
4443 2007-01-12 Roger Sayle <roger@eyesopen.com>
4445 * tree.h (force_fit_type_double): Remove unused final argument.
4446 * c-common.c (constant_expression_warning): Replace use of
4447 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4448 (convert_and_check): Likewise.
4449 (shorten_compare): Update call to force_fit_type_double.
4450 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4451 * convert.c (convert_to_pointer): Update call to
4452 force_fit_type_double.
4453 * fold-const.c (force_fit_type_double): Remove overflowed_const
4455 (int_const_binop, fold_convert_const_int_from_int,
4456 fold_convert_const_int_from_real, fold_div_compare,
4457 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4458 fold_abs_const, fold_not_const): Remove the final argument from
4459 calls to force_fit_type_double.
4461 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4463 * configure.ac: Set insn to "nop" for spu-*-* also.
4464 * configure: Regenerate.
4466 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4468 * builtins.def : Add BUILT_IN_FREE.
4470 2007-01-12 Jan Hubicka <jh@suse.cz>
4472 PR tree-optimization/30443
4473 * tree-inline.c (tree_function_versioning): Do not optimize when
4474 cloning for inlining.
4476 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4478 * doc/loop.texi: Document recording of loop exits.
4479 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4480 (update_single_exits_after_duplication,
4481 update_single_exit_for_duplicated_loop,
4482 update_single_exit_for_duplicated_loops): Removed.
4483 (duplicate_loop_to_header_edge): Do not call
4484 update_single_exits_after_duplication and
4485 update_single_exit_for_duplicated_loops.
4486 (loop_version): Do not update single_exit information.
4487 (fix_loop_structure): Use record_loop_exits instead of
4488 mark_single_exit_loops.
4489 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4490 the lists of loop exits.
4491 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4492 split_edge, merge_blocks): Update the lists of loop exits.
4493 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4494 loop_optimizer_init.
4495 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4496 of mark_single_exit_loops.
4497 (loop_optimizer_finalize): Call release_recorded_exits.
4498 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4499 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4500 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4501 update single exit information.
4502 * lambda-code.c (perfect_nestify): Ditto.
4503 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4504 (mark_single_exit_loops): Removed.
4505 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4506 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4507 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4509 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4510 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4511 (verify_loop_structure): Verify consistency of the exit lists.
4512 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4513 (set_single_exit): Removed.
4514 * cfgloop.h (struct loop_exit): New function.
4515 (struct loop): single_exit_ field replaced by exits field.
4516 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4517 (struct loops): Added exits hash.
4518 (mark_single_exit_loops, set_single_exit): Declaration removed.
4519 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4521 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4523 * doc/invoke.texi: Avoid use of @headitem.
4525 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4527 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4529 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4531 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4534 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4535 Richard Sandiford <richard@codesourcery.com>
4537 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4538 * config/m68k/m68k.opt: Resort options.
4539 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4541 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4542 Richard Sandiford <richard@codesourcery.com>
4544 * doc/invoke.texi: Document the macros that are defined by
4545 m68k's -mtune and -mhard-float options.
4546 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4547 (m68k_cpp_cpu_family): Likewise.
4548 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4549 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4550 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4551 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4552 (m68k_cpp_cpu_family): Likewise.
4554 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4556 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4557 macros besides mc68000 as tuning macros. Use a switch statement
4558 to set them and mcpu32.
4560 2007-01-12 Julian Brown <julian@codesourcery.com>
4562 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4563 (TARGET_68040_ONLY): Rename to...
4564 (TARGET_68040): ...this.
4565 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4566 * config/m68k/m68k.md: Likewise.
4568 2007-01-12 Julian Brown <julian@codesourcery.com>
4569 Nathan Sidwell <nathan@codesourcery.com>
4570 Richard Sandiford <richard@codesourcery.com>
4572 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4573 the -mcpu= argument associated with the --with-cpu setting.
4574 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4575 if different from the one implied by the -mcpu setting.
4576 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4577 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4578 * doc/invoke.texi: Mention ColdFire in the introduction to the
4579 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4580 -mno-div and -mhard-float options. Make -m68881 a synonym for
4581 -mhard-float. Document the previously-undocumented -m5206e,
4582 -m528x, -m5307 and -m5407 options. Tweak the existing option
4583 documentation for consistency.
4584 * doc/install.texi: Mention new --with-cpu arguments.
4585 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4586 default CPU if neither -mcpu nor -march are specified.
4587 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4588 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4589 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4590 using m68k_tune to decide between families that implement the
4591 same ISA. Use m68k_tune to set __mcfv4e__.
4592 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4593 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4594 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4595 (FL_ISA_C, FL_ISA_MMU): New macros.
4596 (MASK_COLDFIRE): Delete.
4597 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4598 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4599 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4600 (TARGET_HARD_FLOAT): Do not define here.
4601 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4602 (TUNE_68000): New macro.
4603 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4604 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4605 (TUNE_CFV2): Redefine in terms of m68k_tune.
4606 (uarch_type, target_device, fpu_type): New enums.
4607 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4608 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4609 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4610 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4611 (FL_FOR_isa_c): New macros.
4612 (m68k_isa): New enum.
4613 (m68k_target_selection): New structure.
4614 (all_devices, all_isas, all_microarchs): New tables.
4615 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4616 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4617 (MASK_ALL_CPU_BITS): Delete.
4618 (m68k_find_selection): New function.
4619 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4620 Map the legacy target options to a combination of the new ones.
4621 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4622 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4623 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4625 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4626 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4628 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4629 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4630 * config/m68k/m68k-devices.def: New file.
4632 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4633 Nathan Sidwell <nathan@codesourcery.com>
4635 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4636 (SUBTARGET_EXTRA_SPECS): New macros.
4637 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4638 use %(asm_cpu_spec) instead.
4639 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4640 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4641 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4642 (EXTRA_SPECS): Rename to...
4643 (SUBTARGET_EXTRA_SPECS): ...this.
4645 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4646 Richard Sandiford <richard@codesourcery.com>
4647 Julian Brown <julian@codesourcery.com>
4649 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4650 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4651 to the configuration's default CPU.
4652 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4653 Remove default masks.
4654 (m680[012]0-*-*): Set the default with_cpu to the first part of
4656 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4657 (m68k*-*-linux): Extend the --with-cpu handling to...
4658 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4659 and m68010. Don't set target_cpu_default2.
4660 * doc/install.texi: Document --with-cpu for m68k.
4661 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4662 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4663 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4664 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4665 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4666 (ASM_SPEC): Remove use of %(asm_cpu_default).
4667 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4668 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4669 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4670 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4671 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4672 (TARGET_DEFAULT): Delete.
4673 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4674 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4675 (CPP_CPU_SPEC): Delete.
4676 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4677 the appropriate string.
4678 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4679 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4680 (ASM_SPEC): Don't use %(asm_default_spec).
4681 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4682 TARGET_DEFAULT and add MASK_68881.
4683 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4685 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4687 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4688 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4689 MASK_68010 alongside MASK_68020.
4690 * doc/invoke.texi: Document -m68010.
4691 * config/m68k/m68k.opt (m68010): New.
4692 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4694 (TUNE_68010): New macro.
4695 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4696 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4697 (M68K_CPU_m68332): Add MASK_68010.
4698 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4699 fallback definition.
4700 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4702 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4703 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4704 to all entries that use MASK_68020.
4705 (output_move_simode_const, output_move_himode, output_move_qimode)
4706 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4707 instead of TARGET_68020 to select clr behavior. Remove comment
4708 about there being no TARGET_68010.
4709 * config/m68k/m68k.md: Likewise throughout.
4711 2007-01-12 Julian Brown <julian@codesourcery.com>
4713 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4714 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4715 * config/m68k/m68k.md: Likewise.
4717 2007-01-12 Julian Brown <julian@codesourcery.com>
4719 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4720 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4722 2007-01-12 Julian Brown <julian@codesourcery.com>
4724 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4725 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4726 * config/m68k/m68k.md: Likewise.
4728 2007-01-12 Julian Brown <julian@codesourcery.com>
4729 Richard Sandiford <richard@codesourcery.com>
4731 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4732 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4733 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4735 (TARGET_CPU32): Rename to...
4736 (TUNE_CPU32): ...this.
4737 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4738 (TUNE_CFV2): New macros.
4739 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4740 remove conditions that are implied by TARGET_68020.
4741 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4742 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4743 (m68k_output_function_epilogue): Likewise.
4744 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4745 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
4746 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
4747 non-68000 timings. Refactor multiplication and division costs.
4748 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
4749 TUNE_CPU32 instead of TARGET_CPU32.
4750 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
4751 and TUNE_68060 instead of TARGET_68060.
4752 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
4753 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
4755 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
4756 && !TARGET_COLDFIRE" to choose between moveq and clr.
4757 Likewise in the unnamed movsf pattern.
4758 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
4759 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
4762 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4764 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
4765 of tabbing before backslashes.
4767 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4769 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
4770 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
4771 (ASM_OUTPUT_INTERNAL_LABEL): Define.
4773 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4775 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
4776 find_interesting_uses_cond.
4777 (find_interesting_uses_cond): Use extract_cond_operands.
4778 (rewrite_use_compare): Use extract_cond_operands and
4779 force_gimple_operand_bsi. Do not call update_stmt.
4780 (determine_use_iv_cost_condition): Use extract_cond_operands.
4781 Return cheaper of using original bound and changing the exit bound.
4783 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4785 PR tree-optimization/29516
4786 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
4787 most_expensive_mult_to_index, addr_to_parts,
4788 create_mem_ref, maybe_fold_tmr): Make the type of
4789 fields of TARGET_MEM_REF sizetype.
4790 (move_fixed_address_to_symbol, move_pointer_to_base):
4792 * tree.def (TARGET_MEM_REF): Add comment on types of
4795 2007-01-11 Joseph Myers <joseph@codesourcery.com>
4797 * c-common.c (vector_types_convertible_p): Treat opaque types as
4798 always convertible if they have the same size, but not otherwise.
4800 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
4802 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4803 Remove the b_unconditional field.
4804 (noce_try_sign_mask): Do not look at b_unconditional.
4805 (noce_process_if_block): Do not use merge_if_blocks. Update
4806 the CFG here. Do not set b_unconditional.
4807 (cond_move_process_if_block): Likewise.
4808 (find_cond_trap): Likewise.
4809 (check_cond_move_block): Require simple jump insns at the end
4812 2007-01-11 Jan Hubicka <jh@suse.cz>
4814 PR tree-optimization/1046
4815 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
4816 when alias info is not ready.
4817 (pass_tail_recursion): Do not require aliasing.
4818 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
4819 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
4820 * tree-ssa-copy.c (pass_copy_prop): Likewise.
4821 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
4822 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
4823 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
4824 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4826 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4827 When aliasing is not build, mark statement as volatile.
4829 2007-01-11 Tom Tromey <tromey@redhat.com>
4831 PR preprocessor/15185, PR preprocessor/20989:
4832 * doc/cppopts.texi <-MT>: Update description of algorithm for
4833 computing default target.
4834 <-M, -MD>: Reword "basename" text.
4836 2007-01-11 Roger Sayle <roger@eyesopen.com>
4838 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4839 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4840 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4841 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4842 fold_builtin_bswap, real_constp, fold_builtin_pow,
4843 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4844 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4845 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4846 * convert.c (convert_to_pointer): Likewise.
4847 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4848 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4849 const_binop, fold_convert_const_int_from_int,
4850 fold_convert_const_int_from_real,
4851 fold_convert_const_real_from_real, sign_bit_p,
4852 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4853 fold_sign_changed_comparison, fold_unary, fold_comparison,
4854 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4855 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4856 * print-tree.c (print_node_brief, print_node): Likewise.
4857 * stor-layout.c (place_field, layout_type): Likewise.
4858 * tree-chrec.c (keep_cast): Likewise.
4859 * tree.c (build_vector, build_real, build_real_from_int_cst,
4860 build_complex): Likewise.
4862 2007-01-11 Roger Sayle <roger@eyesopen.com>
4864 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4865 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4867 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4869 * configure.ac (strict1_warn): Rename to strict_warn.
4870 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4871 cc_set_by_configure, quoted_cc_set_by_configure,
4872 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4873 all_boot_languages, all_stagestuff): Remove.
4874 (target_list): Remove bootstrap targets.
4875 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4876 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4877 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4878 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4879 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4880 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4881 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4882 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4883 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4884 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4885 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4886 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4887 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4888 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
4889 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
4890 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
4891 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
4892 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
4893 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
4894 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
4895 (mostlyclean): Adjust.
4896 (clean, distclean): Don't mention bootstrap stuff.
4897 * configure: Regenerate.
4898 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4899 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4900 treelang/config-lang.in (stagestuff): Remove.
4901 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4902 stageprofile, stagefeedback, stagestuff): Remove mention.
4904 2007-01-11 Nick Clifton <nickc@redhat.com>
4906 * config/mcore/predicates.md (mcore_general_movesrc_operand):
4908 (mcore_general_movdst_operand): Do not accept CONST_INTs.
4909 (mcore_arith_K_S_operand): Run the test for the S constraint not
4910 the test for the M constraint.
4911 (mcore_addsub_operand): Do not accept integer values that are
4912 larger than 32 bits.
4913 * config/mcore/mcore.md: Remove unused constraints from split.
4914 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
4916 (allocate_stack): Likewise.
4917 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
4918 operands to 32 bits.
4919 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
4921 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
4922 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
4923 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
4924 mcore_output_bclri, mcore_output_andn, output_inline_const,
4925 mcore_output_move, mcore_output_movedouble): Likewise.
4926 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
4927 (output_inline_const): Likewise.
4928 (output_inline_const): Fix format strings used in sprintf
4930 * config/mcore/mcore-protos.h: Update prototypes for changed
4931 functions in mcore.c.
4932 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
4933 HOST_WIDE_INT and not int.
4934 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
4935 CONST_OK_FOR_N): Likewise.
4936 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
4937 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
4940 2007-01-10 Jan Hubicka <jh@suse.cz>
4942 * tree-vrp.c (remove_range_assertions): Release defs.
4943 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
4944 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
4946 2007-01-10 Paul Brook <paul@codesourcery.com>
4948 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
4949 * config/arm/arm.md (mulsi3subsi): New insn.
4951 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
4953 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
4954 (tree_transform_and_unroll_loop): New.
4955 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
4958 2007-01-10 Robert Kennedy <jimbob@google.com>
4960 * fold-const.c (fold_comparison): Fold comparisons like (x *
4961 1000 < 0) to (x < 0).
4963 2007-01-10 Ian Lance Taylor <iant@google.com>
4965 * tree-pretty-print.c (dump_generic_node): Print parentheses when
4966 operands have the same priority.
4968 2007-01-10 Tom Tromey <tromey@redhat.com>
4970 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
4971 (fold_binary): Likewise.
4972 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
4973 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
4974 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
4975 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
4976 * langhooks.h (struct lang_hooks): Removed field
4977 'can_use_bit_fields_p'.
4979 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
4981 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
4983 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
4985 * function.c (get_last_funcdef_no): New function.
4986 * function.h (get_last_funcdef_no): Declare.
4987 * tree-inline.c (initialize_cfun): Add initialization.
4988 (tree_function_versioning): Cleanup.
4990 2007-01-10 Jan Hubicka <jh@suse.cz>
4992 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
4995 2007-01-10 Sa Liu <saliu@de.ibm.com>
4996 Ben Elliston <bje@au.ibm.com>
4998 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
4999 for SAVE_NONLOCAL and Pmode for any other save level.
5000 * spu-protos.h (spu_restore_stack_block): Declare.
5001 * spu.md (save_stack_block): Remove.
5002 (restore_stack_block): Call spu_restore_stack_block.
5003 * spu.c (spu_restore_stack_block): New function.
5004 (spu_expand_epilogue): Remove old comment.
5006 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5008 PR tree-optimization/30322
5009 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5010 (cand_value_at): Return the value as aff_tree.
5011 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5012 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5013 aff_combination_mult): New functions.
5014 (aff_combination_add): Use aff_combination_add_cst.
5015 (aff_combination_convert): Allow conversions to a wider type.
5016 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5017 * tree-affine.h (aff_combination_mult): Declare.
5019 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5021 * doc/tm.texi: Update documentation to reflect reality of exec
5022 and start file search behaviours. Update copyright year.
5023 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5024 header file directories.
5026 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5028 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5029 (*cosxf2): Rename to cosxf2_i387.
5030 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5031 using X87MODEF12 mode macro. Rename patterns to
5032 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5034 (*cosdf2, *cossf2): Ditto.
5035 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5036 to match extended input operands.
5037 (sincos<mode>3): New expander.
5038 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5039 insn patterns and corresponding splitters.
5041 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5043 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5044 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5046 2007-01-09 Nicolas Pitre <nico@cam.org>
5049 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5051 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5053 * target.h (struct gcc_target): New field library_rtti_comdat.
5054 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5055 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5056 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5057 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5059 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5061 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5063 2007-01-08 Richard Guenther <rguenther@suse.de>
5065 * tree.h (force_fit_type_double): Export.
5066 (force_fit_type): Remove.
5067 * fold-const.c (force_fit_type_double): New function.
5068 (force_fit_type): Remove.
5069 (int_const_binop): Use it.
5070 (fold_convert_const_int_from_int): Likewise.
5071 (fold_convert_const_int_from_real): Likewise.
5072 (fold_div_compare): Likewise.
5073 (fold_sign_changed_comparison): Likewise.
5074 (fold_unary): Likewise.
5075 (fold_negate_const): Likewise.
5076 (fold_abs_const): Likewise.
5077 (fold_not_const): Likewise.
5078 * c-common.c (shorten_compare): Use force_fit_type_double.
5079 * convert.c (convert_to_pointer): Likewise.
5081 2007-01-08 Richard Guenther <rguenther@suse.de>
5083 * tree.h (build_int_cst_wide_type): Export.
5084 * tree.c (build_int_cst_wide_type): New function.
5085 (build_int_cst_wide): Fix comment.
5086 * builtins.c (fold_builtin_object_size): Use build_int_cst
5087 to build -1 or 0 of the correct type. Use fit_double_type
5088 to check for overflow.
5089 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5091 (decode_field_reference): Likewise.
5092 (all_ones_mask_p): Likewise.
5093 (native_interpret_int): Use build_int_cst_wide_type.
5094 (fold_binary): Use build_int_cst_type to build an all-ones
5096 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5098 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5100 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5102 2007-01-09 Ben Elliston <bje@au.ibm.com>
5104 * genautomata.c (STATS_OPTION): New option.
5105 (stats_flag): New flag.
5106 (gen_automata_option): Handle it.
5107 (initiate_automaton_gen): Ditto.
5108 (write_automata): Output statistics only if stats_flag is
5109 set. Likewise, output time statistics only if time_flag is set.
5110 * doc/md.texi (Processor pipeline description): Document new flag.
5112 2007-01-08 Richard Guenther <rguenther@suse.de>
5114 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5115 * tree.c (build_int_cst_type): Likewise.
5116 (size_in_bytes): Don't call force_fit_type on the result.
5117 (int_fits_type_p): Use fit_double_type.
5118 * fold-const.c (fit_double_type): New function.
5119 (force_fit_type): Use it.
5120 * tree.h (fit_double_type): Export.
5122 2007-01-08 Jan Hubicka <jh@suse.cz>
5124 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5125 * ipa.c (function_and_variable_visibility): Fix return type.
5127 2007-01-08 Richard Guenther <rguenther@suse.de>
5129 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5130 of offset to build the index.
5131 * tree-pretty-print.c (dump_generic_node): Don't build negated
5132 const just for printing.
5133 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5134 * builtins.c (fold_builtin_int_roundingfn): Check if result
5135 fits the type by using force_fit_type and comparing the result.
5136 * predict.c (predict_loops): Use compare_tree_int for comparison.
5137 * tree.c (build_int_cst): Fall back to integer_type_node for
5139 (build_int_cst_wide): Assert type is non-null.
5141 2007-01-08 Roberto Costa <roberto.costa@st.com>
5143 * tree-vrp.c (extract_range_from_cond_expr): New.
5144 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5145 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5147 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5148 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5149 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5150 used as expressions.
5151 * tree-object-size.c (cond_expr_object_size): New.
5152 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5154 2007-01-08 Jan Hubicka <jh@suse.cz>
5156 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5157 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5160 2007-01-08 Richard Guenther <rguenther@suse.de>
5162 PR tree-optimization/23603
5163 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5164 (extract_range_from_binary): Fall back to truthvalue instead of
5165 varying for TRUTH_*_EXPR.
5166 (extract_range_from_comparison): Fall back to truthvalue instead of
5168 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5169 if all visited PHI values were constant.
5171 2007-01-08 Jan Hubicka <jh@suse.cz>
5173 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5174 (cgraph_analyze_function): break out from ...
5175 (cgraph_finalize_compilation_unit): ... here.
5176 (cgraph_expand_function): Remove forgoten commented out line.
5177 (cgraph_optimize): Analyze functions.
5179 2007-01-08 Jan Hubicka <jh@suse.cz>
5181 * tree-pas.h (TODO_remove_function): New flag.
5182 (TODO_update*): Renumber.
5183 (pass_ipa_increase_alignment,
5184 pass_ipa_function_and_variable_visibility): New passes.
5185 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5186 (cgraph_function_and_variable_visibility): Move to ipa.c
5187 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5188 cgraph_increase_alignment.
5189 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5190 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5191 calling tree-inline.
5192 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5193 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5194 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5195 (gate_increase_alignment): New function.
5196 (pass_ipa_increase_alignment): New pass.
5197 * ipa.c: Inline tree-pass.h and timevar.h
5198 (function_and_variable_visibility): Move here from cgraphunit.c
5199 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5200 * passes.c (init_optimization_passes): Add the two new passes.
5201 (execute_todo): Handle cgraph_remove_functions.
5203 2007-01-08 Nick Clifton <nickc@redhat.com>
5205 * config/frv/predicates.md (reg_or_0_operand): Accept
5208 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5210 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5211 * config.gcc: Add bfin*-rtems*.
5213 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5215 * c.opt: Add -flax-vector-conversions.
5216 * c-typeck.c (convert_for_assignment): Pass flag to
5217 vector_types_convertible_p to allow emission of note.
5218 (digest_init): Likewise.
5219 * c-opts.c: Handle -flax-vector-conversions.
5220 * c-common.c (flag_lax_vector_conversions): New.
5221 (vector_types_convertible_p): Unless -flax-vector conversions
5222 has been passed, disallow conversions between vectors with
5223 differing numbers of subparts and/or element types. If such
5224 a conversion is disallowed, possibly emit a note on the first
5225 occasion only to inform the user of -flax-vector-conversions.
5226 The new last argument specifies this.
5227 * c-common.h (flag_lax_vector_conversions): New.
5228 (vector_types_convertible_p): Add extra argument.
5229 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5230 char_type_node for V*QI type vectors.
5231 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5232 Update to satisfy new typechecking rules.
5233 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5235 * doc/invoke.texi (C Dialect Options): Document
5236 -flax-vector-conversions.
5238 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5240 PR tree-optimization/29877
5241 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5242 a register variable on the RHS to not be replaceable.
5244 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5245 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5246 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5247 const_simm15, const_pow2, const_npow2): Added.
5248 * config/score/misc.md (insv, extv, extzv, movmemsi,
5249 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5250 * config/score/score.c (score_address_cost, score_select_cc_mode):
5252 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5253 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5254 Update score_print_operand.
5255 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5256 Adjust register allocate order and update some macro define.
5257 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5258 mdx_block_move_straight, mdx_block_move_loop_head,
5259 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5260 mdx_block_move): Added.
5261 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5262 mdp_limm): Updated and fix some bug and typo.
5263 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5264 (movsf, movdf, doloop_end): Added.
5266 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5268 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5269 config/arm/thumb2.md: Fix comment typos.
5270 * doc/extend.texi: Fix a typo.
5272 2007-01-07 Eric Christopher <echristo@apple.com>
5274 * configure.ac: Check for __stack_chk_fail for darwin.
5275 * configure: Regenerate.
5277 2007-01-07 Richard Guenther <rguenther@suse.de>
5279 * tree-vrp.c (extract_range_from_assert): CSE calls to
5280 compare_values where possible.
5281 (extract_range_from_unary_expr): Likewise.
5283 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5285 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5286 * config/avr/avr.c (call_insn_operand): Delete function.
5287 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5288 instead of register number. Use predicates.
5289 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5290 call_insn_operand): Add.
5292 2007-01-06 Jan Hubicka <jh@suse.cz>
5294 * tree-pass.h (pass_build_cgraph_edges): Declare.
5295 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5296 (visited_nodes): Remove.
5297 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5298 build_cgrpah_edges; make visited_nodes local.
5299 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5300 (record_references_in_initializer): Move to cgraphbuild.c
5301 (initialize_inline_failed, rebuild_cgraph_edges,
5302 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5303 (verify_cgraph_node): Make visited_nodes local.
5304 (cgraph_analyze_function): Do not call cgraph_create_edges and
5305 initialize_inline_failed.
5306 (cgraph_expand_function): Do not call cgraph_lower_function;
5307 assert that function is already lowered.
5308 * Makefile.in (cgraphbuild.o): New.
5309 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5310 at the end of lowering passes.
5312 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5314 * ifcvt.c (cond_move_convert_if_block): New function, code
5315 factored out from...
5316 (cond_move_process_if_block): ...here. Call the new function
5317 on the THEN and ELSE blocks.
5318 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5319 already takes care of this.
5321 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5324 * tree.h (TREE_OVERFLOW_P): New.
5325 * c-typeck.c (parser_build_unary_op): Warn only if result
5326 overflowed and operands did not.
5327 (parser_build_binary_op): Likewise.
5328 (convert_for_assignment): Remove redundant overflow_warning.
5329 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5331 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5333 * c-typeck.c (store_init_value): Split over two lines to follow
5334 the GNU coding style.
5336 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5338 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5339 __GXX_EXPERIMENTAL_CXX0X__.
5340 * doc/cpp.texi: Same.
5342 2007-01-05 Richard Guenther <rguenther@suse.de>
5345 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5346 with mismatched types. Instead explicitly build a
5347 conversion NOP_EXPR.
5349 2007-01-05 Ian Lance Taylor <iant@google.com>
5351 * c-common.c (decl_with_nonnull_addr_p): New function.
5352 (c_common_truthvalue_conversion): Call it.
5353 * c-typeck.c (build_binary_op): Likewise.
5354 * c-common.h (decl_with_nonnull_addr_p): Declare.
5356 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5359 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5362 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5364 * doc/install.texi (Final install): Document the fact that
5365 the GNAT runtime should not be stripped.
5367 2007-01-04 Jan Hubicka <jh@suse.cz>
5369 * tree-inline.c (fold_marked_statements): Update operand caches
5370 and EH after folding
5372 2007-01-04 Ian Lance Taylor <iant@google.com>
5374 * c-common.c (check_function_nonnull): Whitespace fix.
5376 2007-01-04 Jan Hubicka <jh@suse.cz>
5378 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5379 comitted older version of patch.
5380 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5381 function, celanup cfg and collect garbage.
5383 2007-01-04 Mike Stump <mrs@apple.com>
5385 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5388 2007-01-04 Eric Christopher <echristo@apple.com>
5390 * libgcc2.c (__bswapsi2): Use SItype.
5391 (__bswapdi2): Use DItype.
5392 * libgcc2.h: Update for above.
5394 2007-01-04 Paul Brook <paul@codesourcery.com>
5396 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5397 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5398 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5399 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5400 umulsi3_highpart): Make conditional on !arm_arch6.
5401 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5402 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5403 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5404 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5405 umulsi3_highpart_v6): New insns.
5407 2007-01-04 Roger Sayle <roger@eyesopen.com>
5409 * fold-const.c (fold_convert): When casting an expression to void,
5410 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5411 have a type. Instead of attempting to build a NOP_EXPR, return
5412 these "special" trees directly.
5414 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5416 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5417 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5418 rs6000_cost->fp not 0 as adjustment for outer NEG.
5420 2007-01-04 Jan Hubicka <jh@suse.cz>
5422 * cgraph.c (cgraph_release_function_body): New function.
5423 (cgraph_remove_node): Use it.
5424 * cgraph.h (cgraph_release_function_body): Declare.
5425 * cgraphunit.c (cgraph_expand_function): Use it.
5426 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5427 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5428 is initialized and while compilation of other function is running.
5429 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5430 statement CFG annotations from here to ...
5431 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5433 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5435 * cfgloop.h (enum li_flags): Make the constants powers of two.
5437 2007-01-04 Jan Hubicka <jh@suse.cz>
5439 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5441 (fold_marked_statements): New function.
5442 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5443 * tree-inline.h (copy_body_data): Add statements_to_fold.
5445 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5447 * config.gcc: Mention libgcc/config.host.
5448 * Makefile.in: Update comments mentioning libgcc.
5449 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5450 (all.cross, start.encap, rest.encap, rest.cross): Update
5451 dependencies for libgcc move.
5452 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5453 (clean-target, clean-target-libgcc): Delete.
5454 (srcdirify, GCC_EXTRA_PARTS): New macros.
5455 (libgcc-support, libgcc.mvars): New rules.
5456 (distclean): Remove mention of mklibgcc.
5457 (install): Don't reference INSTALL_LIBGCC.
5458 (install-common): Don't reference EXTRA_PARTS.
5459 (install-libgcc, install-multilib): Delete rules.
5460 * mklibgcc.in: Delete file.
5461 * doc/configfiles.texi: Don't mention mklibgcc.
5463 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5464 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5465 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5466 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5467 (mklibgcc, ldblspecs): Likewise.
5469 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5470 (posixpre.def): Use $(T).
5471 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5472 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5473 (SHLIB_LINK): Make dummy.
5474 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5476 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5478 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5479 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5480 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5481 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5483 * configure.ac (all_outputs): Remove mklibgcc.
5484 * configure: Regenerated.
5486 2007-01-03 Josh Conner <jconner@apple.com>
5489 * calls.c (compute_argument_addresses): Set stack and stack_slot
5490 for partial args, too.
5491 (store_one_arg): Use locate.size.constant for the size when
5492 generating a save_area.
5494 2007-01-03 Robert Kennedy <jimbob@google.com>
5496 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5497 whose definitions are deleted due to basic block merging.
5499 2007-01-03 Paul Brook <paul@codesourcery.com>
5502 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5504 (use_return_insn): Return 0 for Thumb interrupt functions.
5505 (print_multi_reg): Add rfe argument for IRQ returns.
5506 (arm_output_epilogue): Pop interrupt return address directly into PC.
5507 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5509 2007-01-03 Paul Brook <paul@codesourcery.com>
5511 Merge from sourcerygxx-4_1.
5512 * config/arm/thumb2.md: New file.
5513 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5515 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5516 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5517 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5518 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5520 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5521 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5523 * config/arm/ieee754-sf.S: Ditto.
5524 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5525 (thumb1_base_register_rtx_p): ... to this.
5526 (thumb_index_register_rtx_p): Rename...
5527 (thumb1_index_register_rtx_p): ... to this.
5528 (thumb_output_function_prologue): Rename...
5529 (thumb1_output_function_prologue): ... to this.
5530 (thumb_legitimate_address_p): Rename...
5531 (thumb1_legitimate_address_p): ... to this.
5532 (thumb_rtx_costs): Rename...
5533 (thumb1_rtx_costs): ... to this.
5534 (thumb_compute_save_reg_mask): Rename...
5535 (thumb1_compute_save_reg_mask): ... to this.
5536 (thumb_final_prescan_insn): Rename...
5537 (thumb1_final_prescan_insn): ... to this.
5538 (thumb_expand_epilogue): Rename...
5539 (thumb1_expand_epilogue): ... to this.
5540 (arm_unwind_emit_stm): Rename...
5541 (arm_unwind_emit_sequence): ... to this.
5542 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5543 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5544 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5545 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5546 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5547 thumb2_output_casesi): New functions.
5548 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5549 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5550 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5551 THUMB2_WORK_REGS): Define.
5552 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5553 arm_condexec_mask, arm_condexec_masklen)): New variables.
5554 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5555 (arm_override_options): Check new CPU capabilities.
5556 Set new architecture flag variables.
5557 (arm_isr_value): Handle v7m interrupt functions.
5558 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5560 (const_ok_for_arm): Handle Thumb-2 constants.
5561 (arm_gen_constant): Ditto. Use movw when available.
5562 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5564 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5565 (thumb_find_work_register, arm_load_pic_register,
5566 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5567 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5568 print_multi_reg, output_mov_long_double_fpa_from_arm,
5569 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5570 output_mov_double_fpa_from_arm, output_move_double,
5571 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5572 output_return_instruction, arm_output_function_prologue,
5573 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5574 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5575 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5576 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5577 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5578 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5580 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5581 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5582 (arm_file_start): Output directive for unified syntax.
5583 (arm_unwind_emit_set): Handle stack alignment instruction.
5584 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5585 Add v6t2, v7, v7a, v7r and v7m.
5586 (RETLDM): Add Thumb-2 code.
5587 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5588 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5589 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5590 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5591 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5592 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5593 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5594 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5595 ADJUST_INSN_LENGTH): Define.
5596 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5597 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5598 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5599 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5600 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5601 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5602 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5603 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5604 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5605 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5606 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5607 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5608 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5609 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5610 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5611 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5612 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5614 * config/arm/arm-tune.md: Regenerate.
5615 * config/arm/arm-protos.h: Update prototypes.
5616 * config/arm/vfp.md: Enable patterns for Thumb-2.
5617 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5618 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5619 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5620 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5621 * config/arm/libunwind.S: Add Thumb-2 code.
5622 * config/arm/constraints.md: Update include Thumb-2.
5623 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5624 * config/arm/ieee754-df.S: Ditto.
5625 * config/arm/bpabi.S: Ditto.
5626 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5627 * config/arm/predicates.md (low_register_operand,
5628 low_reg_or_int_operand, thumb_16bit_operator): New.
5629 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5630 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5631 * config/arm/t-arm-elf: Add armv7 multilib.
5632 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5634 (UNSPEC_STACK_ALIGN, ce_count): New.
5635 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5636 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5638 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5639 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5640 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5641 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5642 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5643 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5645 * doc/extend.texi: Document ARMv7-M interrupt functions.
5646 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5648 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5650 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5651 (struct _Unwind_Context): Rename args_size to flags, remove
5652 signal_frame field, add a new args_size field and version field.
5653 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5654 _Unwind_IsExtendedContext): New inline functions.
5655 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5656 Assume by_value array is only present if _Unwind_IsExtendedContext.
5657 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5658 _Unwind_IsSignalFrame.
5659 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5660 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5661 (uw_init_context_1): Initialize context->flags to
5662 EXTENDED_CONTEXT_BIT.
5663 * config/rs6000/linux-unwind.h (frob_update_context): Use
5664 _Unwind_SetSignalFrame.
5666 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5669 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5670 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5673 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5675 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5676 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5677 RET, AT_SP): Remove.
5678 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5681 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5682 * cfgbuild.c (find_basic_blocks): Likewise.
5683 * cfgrtl.c (rtl_create_basic_block): Likewise.
5684 * function.c (temp_slots_at_level): Likewise.
5685 * reg-stack.c (stack_regs_mentioned): Likewise.
5686 * regclass.c (allocate_reg_info): Likewise.
5687 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5688 set_bb_for_stmt, move_block_to_fn): Likewise.
5689 * tree-complex.c (tree_lower_complex): Likewise.
5690 * vec.h (VEC_safe_grow_cleared): New.
5692 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5694 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5696 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5697 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5699 * cfgloopmanip.c (scale_loop_frequencies): Export.
5700 (loopify): Scale the frequencies by prescribed coefficients.
5701 (set_zero_probability): New function.
5702 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5703 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5704 and frequencies according to arguments.
5705 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5707 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5708 * modulo-sched.c (sms_schedule): Set probabilities for entering
5709 versioned loop correctly.
5710 * tree-vect-transform.c (vect_transform_loop): Ditto.
5711 * cfgloop.h (loopify, loop_version): Declaration changed.
5712 (scale_loop_frequencies): Declared.
5714 2007-01-02 Jan Hubicka <jh@suse.cz>
5716 * cgraph.c: Include tree-flow.h
5717 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5719 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5720 * tree-pass.h (pass_all_early_optimizations): Declare.
5721 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5723 (cgraph_analyze_function): Do early_local_passes.
5724 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5725 Do not add referenced vars.
5726 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5728 (gate_all_early_local_passes): New gate.
5729 (pass_early_local_passes): Use new gate.
5730 (execute_early_local_optimizations): New functions.
5731 (gate_all_early_optimizations): New gate.
5732 (pass_all_early_optimizations): New pass.
5733 (execute_free_datastructures): Free SSA only when initialized.
5734 (gate_init_datastructures): Init only when optimizing.
5735 (tree_lowering_passes): Do early local passes when called late.
5736 * tree-profile.c (do_tree_profiling): Don't profile functions added
5738 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5739 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5741 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5742 during early_local_passes.
5743 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
5746 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5748 * Makefile.in: Update copyright year.
5750 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5752 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
5753 in $(lang_checks) and check-consistency targets.
5755 2007-01-02 Jan Hubicka <jh@suse.cz>
5757 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5758 Do not add referenced vars.
5759 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
5761 * passes.c (init_optimization_passes): Put mudflap_2 after
5762 free_datastructures.
5764 2007-01-02 Jan Hubicka <jh@suse.cz>
5766 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
5767 Set NOTHROW flag on call statements proved to be nothrow.
5768 Update statement of local calls so new pure/const functions are
5769 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
5771 (tree_rest_of_compilation): Register hooks and initialize bitmap
5772 early. Do not set after_inlining flag.
5774 2007-01-02 Steve Ellcey <sje@cup.hp.com>
5776 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
5777 HOST_BITS_PER_LONGLONG
5779 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5782 * c-typeck.c (store_init_value): Don't emit pedantic overflow
5783 warning for non-static initializers.
5785 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
5787 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
5788 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
5789 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
5790 Always use set_unique_reg_note to add REG_EQUAL notes.
5792 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5795 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5797 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5798 * cfgbuild.c (find_basic_blocks): Likewise.
5799 * cfgrtl.c (rtl_create_basic_block): Likewise.
5800 * function.c (temp_slots_at_level): Likewise.
5801 * reg-stack.c (stack_regs_mentioned): Likewise.
5802 * regclass.c (allocate_reg_info): Likewise.
5803 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5804 set_bb_for_stmt, move_block_to_fn): Likewise.
5805 * tree-complex.c (tree_lower_complex): Likewise.
5806 * vec.h (VEC_safe_grow_cleared): New.
5808 2007-01-02 Ian Lance Taylor <iant@google.com>
5810 * c-common.c (c_common_truthvalue_conversion): When warning about
5811 using an assignment as a truth value, set TREE_NO_WARNING.
5813 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5816 * c.opt (Wold-style-declaration): New.
5817 * doc/invoke.texi (C-only Warning Options): New.
5818 (Wold-style-declaration): Document it.
5819 (Wextra): Enabled by -Wextra.
5820 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5821 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
5822 -Wold-style-declaration.
5824 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5826 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5827 * cfgbuild.c (find_basic_blocks): Likewise.
5828 * cfgrtl.c (rtl_create_basic_block): Likewise.
5829 * function.c (temp_slots_at_level): Likewise.
5830 * reg-stack.c (stack_regs_mentioned): Likewise.
5831 * regclass.c (allocate_reg_info): Likewise.
5832 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5833 set_bb_for_stmt, move_block_to_fn): Likewise.
5834 * tree-complex.c (tree_lower_complex): Likewise.
5835 * vec.h (VEC_safe_grow_cleared): New.
5837 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5839 * c-common.c (c_common_nodes_and_builtins): Since variants of
5840 void_type_node get built before it is given a name, we need to
5841 give those variants the name, too.
5842 (complete_array_type): We need to work with the canonical main
5843 type of the array, from which we will build the qualified version.
5844 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5845 * print-tree.c (print_node): Display canonical type information
5847 * stor-layout.c (layout_type): When we don't know the
5848 alignment of a type for which we're building an array, we end up
5849 guessing wrong, so make the type require structural equality.
5850 * tree.c (make_node_stat): When we build a new type, it is its
5852 (build_type_attribute_qual_variant): When building an attribute
5853 variant, its canonical type is the non-attribute variant. However,
5854 if the attributes are target-dependent and they differ, we need to
5855 use structural equality checks for this type.
5856 (build_qualified_type): A qualified type is not equivalent to its
5857 unqualified variant; set the canonical type appropriately.
5858 (build_distinct_type_copy): When building a distinct type from
5859 another type, the new type is its own canonical type.
5860 (build_variant_type_copy): When building a new type variant, we
5861 assume that it is equivalent to the original type.
5862 (build_pointer_type_for_mode): When building a pointer type, also
5863 build a canonical type pointer.
5864 (build_reference_type_for_mode): When building a reference type,
5865 also build a canonical type reference.
5866 (build_index_type): When we can't hash an index type (e.g.,
5867 because its maximum value is negative), the index type requires
5868 structural equality tests.
5869 (build_array_type): Build the canonical form of an array type.
5870 (build_function_type): Function types require structural equality,
5871 because they contain default arguments, attributes, etc.
5872 (build_method_type_directly): Ditto for method types.
5873 (build_offset_type): Build the canonical offset type.
5874 (build_complex_type): Build the canonical vector type.
5875 (make_vector_type): Build the canonical vector type.
5876 * tree.h (TYPE_CANONICAL): New.
5877 (TYPE_STRUCTURAL_EQUALITY_P): New.
5878 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5879 (struct tree_type): Added "canonical" field.
5880 * params.h (VERIFY_CANONICAL_TYPES): New.
5881 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5882 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5883 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5884 * doc/invoke.texi (verify-canonical-types): Document --param
5885 parameter for verifying canonical types.
5887 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5889 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
5890 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
5891 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
5892 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
5894 * config/rs6000/e500.h: New.
5895 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
5896 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
5898 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5899 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5900 TARGET_E500_DOUBLE): Remove.
5901 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5902 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
5903 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
5904 * config/rs6000/rs6000.c (rs6000_override_options): Use
5907 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5909 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
5910 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
5911 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
5912 rs6000_emit_cmove): Don't check TARGET_E500.
5913 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
5914 sordered): Don't check TARGET_E500.
5916 2007-01-01 Eric Christopher <echristo@apple.com>
5918 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
5919 HARD_REGISTER_NUM_P.
5921 2007-01-01 Roger Sayle <roger@eyesopen.com>
5923 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
5924 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
5925 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
5928 2007-01-01 Mike Stump <mrs@apple.com>
5930 * configure.ac: Remove support for building with Apple's gcc-3.1.
5932 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5935 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
5936 REG is a hard register. Do not modify REG before calling
5938 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
5939 multiple of the size of YMODE for certain lowpart cases.
5941 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5944 * gimplify (voidify_wrapper_expr): Update for
5947 2007-01-01 Andreas Schwab <schwab@suse.de>
5950 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
5951 save of BR0 in extra_spill_size instead of spill_size.
5952 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
5954 (ia64_expand_epilogue): Restore BR0 from its new location.
5956 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5958 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
5959 Use a temporary variable if the left hand side is not a gimple
5962 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5964 * gimplify.c (gimplify_return_expr): Make the temporary variable
5965 for the return expression, a gimple register variable.
5967 2007-01-01 Jan Hubicka <jh@suse.cz>
5969 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
5972 2007-01-01 Mike Stump <mrs@apple.com>
5974 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
5976 * config/darwin.c (machopic_select_rtx_section): Use
5978 (darwin_mergeable_constant_section): Likewise.
5979 * configure: Regenerate.
5980 * config.in: Regenerate.
5982 2007-01-01 Jan Hubicka <jh@suse.cz>
5983 Andrew Pinski <pinskia@gmail.com>
5985 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
5986 before starting IPA passes.