1 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
3 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
5 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
7 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
8 for arg pointer based indexed addressing.
10 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
12 * config/ia64/ia64.h, config/ia64/ia64.md,
13 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
16 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18 * config/m68k/m68k.c (split_di): New.
19 * config/m68k/m68k-protos.h: Declare split_di.
20 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
21 Improve predicate handling and split constant shifts.
23 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
25 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26 parameter for register bitfield operations, general predicates
29 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
31 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
32 * config/m68k/linux-unwind.h: New file.
34 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
36 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
37 config/i386/athlon.md, config/ia64/ia64.md,
38 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
39 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
40 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
41 tree-ssa-loop-niter.c, tree-vect-analyze.c,
42 tree-vect-transform.c: Fix comment typos.
44 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
46 * sched-deps.c (find_insn_list): Remove.
47 * sched-int.h: Remove the prototype for find_insn_list.
49 2007-02-16 Geoffrey Keating <geoffk@apple.com>
51 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
53 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
54 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
55 darwin_rs6000_override_options.
56 (C_COMMON_OVERRIDE_OPTIONS): Expect
57 darwin_macosx_version_min to be non-NULL always.
58 (TARGET_C99_FUNCTIONS): Likewise.
59 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
60 (DARWIN_MINVERSION_SPEC): New.
61 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
62 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
64 (DARWIN_MINVERSION_SPEC): New.
65 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
67 * config/darwin-c.c (darwin_cpp_builtins): Expect
68 darwin_macosx_version_min to be non-NULL always.
70 * config/rs6000/rs6000.c: Clean up trailing whitespace.
72 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
74 * config/i386/i386.h (x86_use_xchgb): New.
75 (TARGET_USE_XCHGB): New macro.
76 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
77 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
78 Split after reload into bswaphi for shifts of 8.
79 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
80 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
81 or when optimizing for size.
83 2007-02-16 Richard Guenther <rguenther@suse.de>
84 Christian Bruel <christian.bruel@st.com>
86 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
87 DECLs but prefer SSA_NAMEs over DECLs.
89 2007-02-16 Richard Guenther <rguenther@suse.de>
91 * tree-flow-inline.h (single_imm_use_p): Remove.
92 (zero_imm_uses_p): Likewise.
93 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
94 instead of single_imm_use_p.
95 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
98 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
101 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
102 nested double- and backquotes.
104 2007-02-15 Roger Sayle <roger@eyesopen.com>
107 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
108 should be unreachable.
109 (build2_stat): Allow construction of MODIFY_EXPR at any time.
110 For the time being redirect GIMPLE_MODIFY_STMT to the new
111 (renamed) build_gimple_modify_stmt_stat.
112 (build2_gimple_stat): Rename to...
113 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
114 Always build a GIMPLE_MODIFY_STMT node.
115 * tree.h (build2_gimple, build2_gimple_stat): Delete.
116 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
119 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
120 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
121 * tree-complex.c (set_component_ssa_name, expand_complex_move,
122 expand_complex_div_wide): Likewise.
123 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
124 * tree-ssa-loop-im.c (schedule_sm): Likewise.
125 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
126 * tree-ssa-loop-manip.c (create_iv): Likewise.
127 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
128 abs_replacement): Likewise.
129 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
130 realify_fake_stores): Likewise.
132 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
133 node rather than a GIMPLE_MODIFY_STMT node.
134 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
135 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
137 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
138 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
141 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
144 * fold-const.c (fold_comparison): Add back the
145 folding of constant complex comparisions.
147 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
150 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
151 effects unknown to this function, return early.
153 2007-02-15 Ian Lance Taylor <iant@google.com>
155 * lower-subreg.c (move_eh_region_note): New static function.
156 (resolve_simple_move): Call it.
157 (decompose_multiword_subregs): Track blocks for which we resolve a
158 simple move which is also a control flow insn. Pass them to
159 find_many_sub_basic_blocks.
160 (pass_lower_subreg): Add TODO_verify_flow.
161 (pass_lower_subreg2): Likewise.
163 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
164 Brooks Moses <brooks.moses@codesourcery.com>
165 Lee Millward <lee.millward@codesourcery.com>
167 * tree.h (enum tree_code_class): Add tcc_vl_exp.
168 (VL_EXP_CLASS_P): New.
169 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
171 (TREE_OPERAND_CHECK_CODE): Likewise.
172 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
173 (TREE_RTL_OPERAND_CHECK): Likewise.
174 (tree_operand_check_failed): Make second parameter the whole tree
175 instead of its code. Fixed callers.
177 (TREE_OPERAND_LENGTH): New.
178 (VL_EXP_OPERAND_LENGTH): New.
180 (CALL_EXPR_STATIC_CHAIN): New.
181 (CALL_EXPR_ARGS): New.
182 (CALL_EXPR_ARG): New.
183 (call_expr_nargs): New.
184 (CALL_EXPR_ARGP): New.
185 (build_nt_call_list): Declare.
186 (build_vl_exp_stat): Declare.
188 (build_call_list): Declare.
189 (build_call_nary): Declare.
190 (build_call_valist): Declare.
191 (build_call_array): Declare.
192 (call_expr_arg): Declare.
193 (call_expr_argp): Declare.
194 (call_expr_arglist): Declare.
195 (fold_build_call_list): Declare.
196 (fold_build_call_list_initializer): Declare.
197 (fold_call_expr): Declare to replace fold_builtin.
198 (fold_builtin_fputs): Update to agree with modified definition.
199 (fold_builtin_strcpy): Likewise.
200 (fold_builtin_strncpy): Likewise.
201 (fold_builtin_memory_chk): Likewise.
202 (fold_builtin_stxcpy_chk): Likewise.
203 (fold_builtin_strncpy_chk): Likewise.
204 (fold_builtin_next_arg): Likewise.
205 (fold_build_call_expr): Declare.
206 (fold_builtin_call_list): Declare.
207 (fold_builtin_call_valist): Declare.
208 (build_call_expr): Declare.
209 (validate_arglist): Update to agree with modified definition.
210 (tree_operand_length): New.
211 (call_expr_arg_iterator): New.
212 (init_call_expr_arg_iterator): New.
213 (next_call_expr_arg): New.
214 (first_call_expr_arg): New.
215 (more_call_expr_args_p): New.
216 (FOR_EACH_CALL_EXPR_ARG): New.
218 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
220 (tree_code_size): Update documentation. Use sizeof (tree) rather
221 than sizeof (char *).
222 (tree_size): Likewise. Add case for tcc_vl_exp.
223 (tree_node_structure): Add case for tcc_vl_exp.
224 (contains_placeholder_p): Likewise.
225 (substitute_in_expr): Likewise.
226 (substitute_placeholder_in_expr): Likewise.
227 (stabilize_reference_1): Likewise.
228 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
229 to diagnose breakage of this interface for constructing CALL_EXPRs.
230 (build_nt): Add similar assertion here.
231 (build_nt_call_list): New.
232 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
233 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
235 (get_callee_fndecl): Use new CALL_EXPR accessors.
236 (tree_operand_check_failed): Change parameters to pass entire node
237 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
238 (process_call_operands): New.
239 (build_vl_exp_stat): New.
240 (build_call_list): New.
241 (build_call_nary): New.
242 (build_call_valist): New.
243 (build_call_array): New.
244 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
245 (call_expr_arglist): New.
247 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
248 tcc_vl_exp instead of a fixed-size tcc_expression.
250 * doc/c-tree.texi (CALL_EXPR): Document new representation and
251 accessors for CALL_EXPRs.
252 (AGGR_INIT_EXPR): Likewise.
254 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
255 Brooks Moses <brooks.moses@codesourcery.com>
256 Lee Millward <lee.millward@codesourcery.com>
258 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
259 (expand_builtin_nonlocal_goto): Change parameter to be entire
260 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
261 (expand_builtin_prefetch): Likewise.
262 (expand_builtin_classify_type): Likewise.
263 (mathfn_built_in): Return NULL_TREE instead of 0.
264 (expand_errno_check): Use new CALL_EXPR accessors.
265 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
266 Return NULL_RTX instead of 0.
267 (expand_builtin_mathfn_2): Likewise.
268 (expand_builtin_mathfn_3): Likewise.
269 (expand_builtin_interclass_mathfn): Likewise.
270 (expand_builtin_sincos): Likewise.
271 (expand_builtin_cexpi): Likewise.
272 (expand_builtin_int_roundingfn): Likewise.
273 (expand_builtin_int_roundingfn_2): Likewise.
274 (expand_builtin_pow): Likewise.
275 (expand_builtin_powi): Likewise.
276 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
277 of arglist, fixing callers appropriately. Use new CALL_EXPR
278 accessors and constructors. Return NULL_RTX instead of 0.
279 (expand_builtin_strstr): Likewise.
280 (expand_builtin_strchr): Likewise.
281 (expand_builtin_strrchr): Likewise.
282 (expand_builtin_strpbrk): Likewise.
283 (expand_builtin_memcpy): Likewise.
284 (expand_builtin_mempcpy): Likewise.
285 (expand_builtin_mempcpy_args): New.
286 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
287 (expand_builtin_memmove_args): New.
288 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
289 (expand_movstr): Likewise.
290 (expand_builtin_strcpy): Likewise.
291 (expand_builtin_strcpy_args): New.
292 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
293 (expand_builtin_strncpy): Likewise.
294 (expand_builtin_memset): Likewise.
295 (expand_builtin_memset_args): New.
296 (expand_builtin_bzero): Similarly to expand_builtin_memset.
297 (expand_builtin_memcmp): Likewise.
298 (expand_builtin_strcmp): Likewise.
299 (expand_builtin_strncmp): Likewise.
300 (expand_builtin_strcat): Likewise.
301 (expand_builtin_strncat): Likewise.
302 (expand_builtin_strspn): Likewise.
303 (expand_builtin_strcspn): Likewise.
304 (expand_builtin_args_info): Likewise.
305 (expand_builtin_va_start): Likewise.
306 (gimplify_va_arg_expr): Likewise.
307 (expand_builtin_va_end): Likewise.
308 (expand_builtin_va_copy): Likewise.
309 (expand_builtin_frame_address): Likewise.
310 (expand_builtin_alloca): Likewise.
311 (expand_builtin_bswap): Likewise.
312 (expand_builtin_unop): Likewise.
313 (expand_builtin_fputs): Likewise.
314 (expand_builtin_expect): Likewise.
315 (expand_builtin_fabs): Likewise.
316 (expand_builtin_copysign): Likewise.
317 (expand_builtin_printf): Likewise.
318 (expand_builtin_fprintf): Likewise.
319 (expand_builtin_sprintf): Likewise.
320 (expand_builtin_init_trampoline): Likewise.
321 (expand_builtin_signbit): Likewise.
322 (expand_builtin_fork_or_exec): Likewise.
323 (expand_builtin_sync_operation): Likewise.
324 (expand_builtin_compare_and_swap): Likewise.
325 (expand_builtin_lock_test_and_set): Likewise.
326 (expand_builtin_lock_release): Likewise.
327 (expand_builtin): Likewise.
328 (builtin_mathfn_code): Likewise.
330 (fold_builtin_constant_p): Pass call arguments individually instead
331 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
332 accessors and constructors. Return NULL_TREE instead of 0.
333 (fold_builtin_expect): Likewise.
334 (fold_builtin_classify_type): Likewise.
335 (fold_builtin_strlen): Likewise.
336 (fold_builtin_nan): Likewise.
337 (integer_valued_real_p): Likewise.
338 (fold_trunc_transparent_mathfn): Likewise.
339 (fold_fixed_mathfn): Likewise.
340 (fold_builtin_cabs): Likewise.
341 (fold_builtin_sqrt): Likewise.
342 (fold_builtin_cbrt): Likewise.
343 (fold_builtin_cos): Likewise.
344 (fold_builtin_cosh): Likewise.
345 (fold_builtin_tan): Likewise.
346 (fold_builtin_sincos): Likewise.
347 (fold_builtin_cexp): Likewise.
348 (fold_builtin_trunc): Likewise.
349 (fold_builtin_floor): Likewise.
350 (fold_builtin_ceil): Likewise.
351 (fold_builtin_round): Likewise.
352 (fold_builtin_int_roundingfn): Likewise.
353 (fold_builtin_bitop): Likewise.
354 (fold_builtin_bswap): Likewise.
355 (fold_builtin_logarithm): Likewise.
356 (fold_builtin_hypot): Likewise.
357 (fold_builtin_pow): Likewise.
358 (fold_builtin_powi): Likewise.
359 (fold_builtin_exponent): Likewise.
360 (fold_builtin_memset): Likewise.
361 (fold_builtin_bzero): Likewise.
362 (fold_builtin_memory_op): Likewise.
363 (fold_builtin_bcopy): Deleted; call site changed to invoke
364 fold_builtin_memory_op directly.
365 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
366 (fold_builtin_strncpy): Likewise.
367 (fold_builtin_memcmp): Likewise.
368 (fold_builtin_strcmp): Likewise.
369 (fold_builtin_strncmp): Likewise.
370 (fold_builtin_signbit): Likewise.
371 (fold_builtin_copysign): Likewise.
372 (fold_builtin_isascii): Likewise.
373 (fold_builtin_toascii): Likewise.
374 (fold_builtin_isdigit): Likewise.
375 (fold_builtin_fabs): Likewise.
376 (fold_builtin_abs): Likewise.
377 (fold_builtin_fmin_fmax): Likewise.
378 (fold_builtin_carg): Likewise.
379 (fold_builtin_classify): Likewise.
380 (fold_builtin_unordered_cmp): Likewise.
382 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
383 New functions split out from fold_builtin_1.
384 (fold_builtin_n): New.
385 (fold_builtin_varargs): New.
386 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
388 (fold_call_expr): New.
389 (build_function_call_expr): Rewrite to use new helper function.
390 (fold_builtin_call_list): New.
391 (build_call_expr): New.
392 (fold_builtin_call_valist): New.
393 (rewrite_call_expr): New.
395 (validate_arglist): Change parameter to be entire CALL_EXPR instead
396 of an arglist. Change return type to bool. Use new CALL_EXPR
399 (fold_builtin_strstr): Pass call arguments individually instead
400 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
401 accessors and constructors. Return NULL_TREE instead of 0.
402 (fold_builtin_strchr): Likewise.
403 (fold_builtin_strrchr): Likewise.
404 (fold_builtin_strpbrk): Likewise.
405 (fold_builtin_strcat): Likewise.
406 (fold_builtin_strncat): Likewise.
407 (fold_builtin_strspn): Likewise.
408 (fold_builtin_strcspn): Likewise.
409 (fold_builtin_fputs): Likewise.
410 (fold_builtin_next_arg): Likewise.
411 (fold_builtin_sprintf): Likewise.
413 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
414 NULL_RTX instead of 0.
415 (expand_builtin_memory_chk): Likewise.
416 (maybe_emit_chk_warning): Likewise.
417 (maybe_emit_sprintf_chk_warning): Likewise.
419 (fold_builtin_object_size): Pass call arguments individually instead
420 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
421 accessors and constructors. Return NULL_TREE instead of 0.
422 (fold_builtin_memory_chk): Likewise.
423 (fold_builtin_stxcpy_chk): Likewise.
424 (fold_builtin_strncpy_chk): Likewise.
425 (fold_builtin_strcat_chk): Likewise.
426 (fold_builtin_strcat_chk): Likewise.
427 (fold_builtin_strncat_chk): Likewise.
428 (fold_builtin_sprintf_chk): Likewise.
429 (fold_builtin_snprintf_chk): Likewise.
430 (fold_builtin_printf): Likewise.
431 (fold_builtin_vprintf): Likewise.
433 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
435 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
436 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
437 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
438 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
439 (fold_unary): Likewise.
440 (fold_binary): Likewise.
441 (fold_ternary): Remove CALL_EXPR case, since they are no longer
443 (fold): Add logic for tcc_vl_exp.
444 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
445 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
446 (fold_build3_stat): Add assertion to flag broken interface for
447 constructing CALL_EXPRs.
448 (fold_build_call_list): New.
449 (fold_build_call_list_initializer): New.
450 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
452 (fold_strip_sign_ops): Likewise.
454 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
455 Brooks Moses <brooks.moses@codesourcery.com>
456 Lee Millward <lee.millward@codesourcery.com>
458 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
459 accessors and dump arguments explicitly.
461 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
463 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
465 (print_call_name): Use new CALL_EXPR accessors.
467 * print-tree.c (print_node): Add case tcc_vl_exp. Print
468 CALL_EXPR arguments explicitly instead of as a list. Use
469 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
471 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
472 (vrp_visit_stmt): Likewise.
474 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
475 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
477 (force_move_till_expr): Likewise.
479 * targhooks.c (default_external_stack_protect_fail): Use
480 build_call_expr instead of build_function_call_expr.
481 (default_hidden_stack_protect_fail): Likewise.
483 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
486 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
487 and walk arguments explicitly.
489 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
490 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
491 (expand_simple_operations): Likewise.
492 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
494 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
496 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
498 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
499 instead of TREE_CODE_LENGTH.
501 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
502 (tree_ic_transform): Likewise.
503 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
504 parameter instead of arglist. Fix callers.
505 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
506 (tree_stringops_transform): Likewise.
507 (tree_indirect_call_to_profile): Likewise.
508 (tree_stringops_values_to_profile): Likewise.
510 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
511 (eliminate_tail_call): Likewise.
513 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
515 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
516 Use TREE_OPERAND_LENGTH and generalize to handle any number of
518 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
520 * omp-low.c (build_omp_barrier): Use build_call_expr.
521 (lower_rec_input_clauses): Likewise.
522 (lower_reduction_clauses): Likewise.
523 (expand_parallel_call): Likewise.
524 (maybe_catch_exception): Likewise.
525 (expand_omp_for_generic): Likewise.
526 (expand_omp_for_static_nochunk): Likewise.
527 (expand_omp_sections): Likewise.
528 (lower_omp_single_simple): Likewise.
529 (lower_omp_single_copy): Likewise.
530 (lower_omp_master): Likewise.
531 (lower_omp_ordered): Likewise.
532 (lower_omp_critical): Likewise.
534 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
535 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
537 * tree-gimple.c (is_gimple_call_addr): Fix doc.
538 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
539 TREE_CODE_LENGTH. Add tcc_vl_exp case.
541 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
542 and generalize to handle any number of operands.
543 (chrec_contains_undetermined): Likewise.
544 (tree_contains_chrecs): Likewise.
545 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
547 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
549 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
550 fold_call_expr instead of fold_builtin.
551 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
552 match declarations there.
553 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
556 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
557 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
559 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
560 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
562 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
565 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
566 (execute_cse_sincos): Use new CALL_EXPR accessors.
568 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
570 * gimple-low.c (lower_function_body): Use build_call_expr.
571 (lower_builtin_setjmp): Likewise.
573 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
574 (set_storage_via_libcall): Likewise.
575 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
576 instead of TREE_CODE_LENGTH.
577 (expand_expr_real_1): Use new CALL_EXPR accessors.
579 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
580 generalize to handle any number of operands.
581 (TB_parent_eq): Likewise.
583 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
584 (strip_builtin_expect): Likewise.
586 * function.c (gimplify_parameters): Use build_call_expr.
588 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
589 instead of TREE_CODE_LENGTH.
591 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
592 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
594 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
597 * gimplify.c (build_stack_save_restore): Use build_call_expr.
598 (gimplify_decl_expr): Likewise.
599 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
600 Use new CALL_EXPR iterators.
601 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
602 (gimplify_modify_expr_to_memset): Likewise.
603 (gimplify_variable_sized_compare): Likewise.
604 (gimplify_omp_atomic_fetch_op): Likewise.
605 (gimplify_omp_atomic_pipeline): Likewise.
606 (gimplify_omp_atomic_mutex): Likewise.
607 (gimplify_function_tree): Likewise.
609 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
610 (call_expr_flags): Likewise.
611 (expand_call): Likewise.
613 * except.c (expand_builtin_eh_return_data_regno): Pass entire
614 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
617 * coverage.c (create_coverage): Use build_call_expr.
619 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
620 (temp_call_expr_obstack): New.
621 (pool_copy_list): Delete.
622 (temp_copy_call_expr): New.
623 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
624 CALL_EXPR accessors. Get rid of special goo for copying argument
625 lists and use temp_copy_call_expr instead.
626 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
628 (create_expression_by_pieces): Likewise. Use build_call_array
629 to construct the result instead of fold_build3.
630 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
631 dealing with argument lists.
632 (init_pre): Remove references to expression_node_pool and
633 list_node_pool. Init temp_call_expr_obstack instead.
634 (fini_pre): Remove references to expression_node_pool and
637 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
638 and walk arguments explicitly instead of as a list.
640 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
641 (mx_register_decls): Likewise.
642 (mudflap_register_call): Likewise.
643 (mudflap_finish_file): Likewise.
645 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
646 (ipa_callsite_compute_param): Likewise.
648 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
649 accessors and constructor.
651 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
652 accessors and constructor.
653 (convert_tramp_reference): Likewise.
654 (convert_call_expr): Likewise.
655 (finalize_nesting_tree_1): Likewise.
657 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
660 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
662 * tree-inline.c (initialize_inlined_parameters): Pass entire
663 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
665 (estimate_num_insns_1): Use new CALL_EXPR accessors.
666 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
668 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
669 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
670 (vectorizable_reduction): Likewise.
671 (vectorizable_call): Use new CALL_EXPR iterators.
672 (vectorizable_conversion): Use build_call_expr.
673 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
674 (vect_gen_widened_results_half): Use build_call_expr.
675 (vect_setup_realignment): Likewise.
676 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
678 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
679 (pass_through_call): Likewise.
680 (compute_object_sizes): Likewise. Use fold_call_expr instead of
683 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
684 (tree_gen_pow2_profiler): Likewise.
685 (tree_gen_one_value_profiler): Likewise.
686 (tree_gen_ic_func_profiler): Likewise.
687 (tree_gen_average_profiler): Likewise.
688 (tree_gen_ior_profiler): Likewise.
690 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
691 (find_func_aliases): Use new CALL_EXPR accessors. Add case
692 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
694 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
697 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
700 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
702 (convert_to_integer): Likewise.
704 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
707 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
708 Brooks Moses <brooks.moses@codesourcery.com>
709 Lee Millward <lee.millward@codesourcery.com>
711 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
713 * config/frv/frv.c (frv_expand_builtin): Likewise.
714 * config/s390/s390.c (s390_expand_builtin): Likewise.
716 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
717 (sparc_expand_builtin): Use new CALL_EXPR accessors.
719 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
720 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
721 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
722 (ix86_expand_store_builtin): Likewise.
723 (ix86_expand_unop_builtin): Likewise.
724 (ix86_expand_unop1_builtin): Likewise.
725 (ix86_expand_sse_compare): Likewise.
726 (ix86_expand_sse_comi): Likewise.
727 (ix86_expand_vec_init_builtin): Likewise.
728 (ix86_expand_vec_ext_builtin): Likewise.
729 (ix86_expand_vec_set_builtin): Likewise.
730 (ix86_expand_builtin): Use new CALL_EXPR accessors.
732 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
733 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
735 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
736 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
737 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
739 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
741 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
742 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
743 arglist. Use new CALL_EXPR accessors. Fix callers.
744 (altivec_expand_abs_builtin): Likewise.
745 (rs6000_expand_binop_builtin): Likewise.
746 (altivec_expand_predicate_builtin): Likewise.
747 (altivec_expand_lv_builtin): Likewise.
748 (spe_expand_stv_builtin): Likewise.
749 (altivec_expand_stv_builtin): Likewise.
750 (rs6000_expand_ternop_builtin): Likewise.
751 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
752 (altivec_expand_st_builtin): Likewise.
753 (altivec_expand_dst_builtin): Likewise.
754 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
755 arglist. Use new CALL_EXPR accessors. Fix callers.
756 (altivec_expand_vec_set_builtin): Likewise.
757 (altivec_expand_vec_ext_builtin): Likewise.
758 (altivec_expand_builtin): Use new CALL_EXPR accessors.
759 (spe_expand_builtin): Likewise.
760 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
761 arglist. Use new CALL_EXPR accessors. Fix callers.
762 (spe_expand_evsel_builtin): Likewise.
763 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
764 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
766 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
767 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
768 (arm_expand_unop_builtin): Likewise.
769 (arm_expand_builtin): Use new CALL_EXPR accessors.
771 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
774 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
775 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
776 (bfin_expand_unop_builtin): Likewise.
777 (bfin_expand_builtin): Use new CALL_EXPR accessors.
779 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
780 Brooks Moses <brooks.moses@codesourcery.com>
781 Lee Millward <lee.millward@codesourcery.com>
783 * c-semantics.c (build_stmt): Add internal diagnostic check.
785 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
786 accessors. Print arguments explicitly instead of as a list.
788 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
790 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
791 (c_finish_omp_flish): Likewise.
793 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
794 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
795 instead of TREE_CODE_LENGTH.
796 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
797 (c_warn_unused_result): Likewise.
799 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
802 * doc/invoke.texi (Warning Options): Remove
803 -Werror-implicit-function-declaration.
804 (Wimplicit-function-declaration): Update description.
805 * opts.c (common_handle_option): Move handling of -Werror=* to...
806 (enable_warning_as_error): ...here.
807 * opts.h (enable_warning_as_error): Declare.
808 * c-decl.c (implicit_decl_warning): Unless
809 -Wno-implicit-function-declaration is given, emit a pedwarn if
810 -std=c99 or emit a warning if -Wimplicit-function-declaration.
811 * c.opt (Wimplicit-function-declaration): Replace
812 mesg_implicit_function_declaration with
813 warn_implicit_function_declaration.
814 * c-opts.c (c_common_handle_option):
815 -Werror-implicit-function-declaration is exactly equal as
816 -Werror=implicit-function-declaration.
817 (set_Wimplicit): Replace mesg_implicit_function_declaration with
818 warn_implicit_function_declaration.
819 (c_common_post_options): -Wimplict-function-declaration is enabled
820 by default by -std=c99, otherwise is disabled by default.
821 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
823 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
825 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
826 DECL on the rhs to a DECL on the lhs for debug info purposes if the
827 former is ignored but not the latter.
829 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
831 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
832 is made and the reference doesn't use the alias set of its type,
833 do not create the temporary using that type.
835 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
837 * jump.c: Remove prototypes for delete_computation and
838 delete_prior_computation.
840 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
842 * jump.c (get_label_after): Delete.
843 (get_label_before, delete_computation, delete_jump,
844 delete_prior_computation, follow_jumps): Move...
845 * reorg.c (delete_computation, delete_prior_computation): ... here...
846 (get_label_before, delete_jump): ... making these static ...
847 (follow_jumps): ... and simplifying this since it only runs after
849 * rtl.h (get_label_after, get_label_before, delete_jump,
850 follow_jumps): Delete prototypes.
852 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
854 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
856 2007-02-15 Nick Clifton <nickc@redhat.com>
858 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
859 order to prevent it from being munged by the target.
861 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
863 * config/i386/i386.md: Remove misleading comment.
865 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
867 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
868 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
871 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
873 * tree-sra.c (instantiate_missing_elements): Canonicalize
875 (sra_build_assignment): New.
876 (generate_copy_inout, generate_element_copy,
877 generate_element_zero, generate_one_element_init): Use it.
879 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
881 * tree-sra.c (instantiate_missing_elements): Canonicalize
883 (sra_build_assignment): New.
884 (generate_copy_inout, generate_element_copy,
885 generate_element_zero, generate_one_element_init): Use it.
887 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
889 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
892 2007-02-14 Joseph Myers <joseph@codesourcery.com>
894 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
895 types as aggregates not scalars.
896 * function.c (assign_stack_temp_for_type): Likewise.
898 2007-02-14 Roger Sayle <roger@eyesopen.com>
899 Zdenek Dvorak <dvorakz@suse.cz>
901 * tree-dump.c (dump_switch_p_1): Require exact match of the option
904 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
906 * passes.c (next_pass_1): Clear the next field of the copied
909 2007-02-14 Richard Henderson <rth@redhat.com>
911 * tree-sra.c (early_sra): New.
912 (decl_can_be_decomposed_p): Deny va_list if early_sra.
913 (tree_sra_early, pass_sra_early): New.
914 * tree-pass.h (pass_sra_early): Declare.
915 * passes.c (init_optimization_passes): Use it.
917 2007-02-14 Richard Guenther <rguenther@suse.de>
919 * flags.h (issue_strict_overflow_warning): Convert to a macro.
921 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
923 PR tree-optimization/30771
924 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
926 (vect_analyze_operations): Induction phis can now be marked as
928 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
929 Update documentation accordingly.
931 2007-02-14 Nick Clifton <nickc@redhat.com>
933 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
934 most 3 arguments are supported.
935 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
937 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
939 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
940 Ensure dst->current is valid.
942 2007-02-13 Paul Brook <paul@codesourcery.com>
944 * config.gcc: Add arm*-*-uclinux-*eabi.
945 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
946 (SUBTARGET_EXTRA_LINK_SPEC): Define.
947 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
948 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
951 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
953 * config/arm/uclinux-eabi.h: New file.
954 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
955 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
958 2007-02-13 Ian Lance Taylor <iant@google.com>
960 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
961 * flags.h (warn_strict_overflow): Declare.
962 (enum warn_strict_overflow_code): Define.
963 (issue_strict_overflow_warning): New static inline function.
964 * opts.c (warn_strict_overflow): New variable.
965 (common_handle_option): Handle OPT_Wstrict_overflow and
966 OPT_Wstrict_overflow_.
967 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
969 * fold-const.c: Include intl.h.
970 (fold_deferring_overflow_warnings): New static variable.
971 (fold_deferred_overflow_warning): New static variable.
972 (fold_deferred_overflow_code): New static variable.
973 (fold_defer_overflow_warnings): New function.
974 (fold_undefer_overflow_warnings): New function.
975 (fold_undefer_and_ignore_overflow_warnings): New function.
976 (fold_deferring_overflow_warnings_p): New function.
977 (fold_overflow_warning): New static function.
978 (make_range): Add strict_overflow_p parameter. Change all
980 (extract_muldiv, extract_muldiv_1): Likewise.
981 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
982 tree_expr_nonnegative_p.
983 (fold_negate_expr): Call fold_overflow_warning.
984 (fold_range_test): Likewise.
985 (fold_comparison): Likewise.
986 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
987 instead of tree_expr_nonnegative_p.
988 (tree_expr_nonnegative_warnv_p): Rename from
989 tree_expr_nonnegative_p, add strict_overflow_p parameter.
990 (tree_expr_nonnegative_p): New function.
991 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
992 strict_overflow_p parameter.
993 (tree_expr_nonzero_p): New function.
994 * passes.c (verify_interpass_invariants): New static function.
995 (execute_one_pass): Call it.
996 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
998 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
999 (estimate_numbers_of_iterations): Likewise.
1000 (scev_probably_wraps_p): Likewise.
1001 * tree-ssa-ccp.c: Include "toplev.h".
1002 (evaluate_stmt): Defer fold overflow warnings until we know we are
1004 (struct fold_stmt_r_data): Add stmt field.
1005 (fold_stmt_r): Defer fold overflow warnings until we know we
1007 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1008 (fold_stmt_inplace): Likewise.
1009 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1010 (cleanup_control_expr_graph): Defer fold overflow warnings until
1011 we know we are going to optimize.
1012 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1013 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1015 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1016 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1017 * tree-ssa-loop-manip.c (create_iv): Likewise.
1018 * c-typeck.c (build_conditional_expr): Likewise.
1019 (build_binary_op): Likewise.
1020 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1021 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1022 (extract_range_from_unary_expr): Likewise.
1023 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1024 assuming that signed overflow does not occur.
1025 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1026 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1027 (fold_defer_overflow_warnings): Declare.
1028 (fold_undefer_overflow_warnings): Declare.
1029 (fold_undefer_and_ignore_overflow_warnings): Declare.
1030 (fold_deferring_overflow_warnings_p): Declare.
1031 (tree_expr_nonzero_warnv_p): Declare.
1032 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1034 (Warning Options): Document -Wstrict-overflow.
1035 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1036 (tree-ssa-ccp.o): Likewise.
1037 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1038 (fold-const.o): Depend on intl.h.
1040 2007-02-13 Ian Lance Taylor <iant@google.com>
1043 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1046 2007-02-13 Stuart Hastings <stuart@apple.com>
1048 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1050 2007-02-13 Richard Henderson <rth@redhat.com>
1052 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1053 handled_component_p before looking for the indirect_ref.
1055 2007-02-13 Richard Henderson <rth@redhat.com>
1057 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1058 remove flags clobber.
1059 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1060 (bswaphi_lowpart): New.
1061 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1062 remove TARGET_BSWAP test. Delete expander of the same name.
1064 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1065 (expand_unop): Use them.
1067 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1069 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1070 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1071 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1072 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1073 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1074 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1075 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1076 assembler dialect choice from asm templates.
1078 2007-02-12 Richard Henderson <rth@redhat.com>
1080 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1081 (fixuns_trunc<SSEMODEF>si2): Use it.
1082 * config/i386/sse.md (vec_setv4sf_0): Export.
1083 * config/i386/i386.c (ix86_build_const_vector): Export.
1084 (ix86_split_convert_uns_si_sse): Rename from
1085 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1086 * config/i386/i386-protos.h: Update.
1088 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1091 * c-typeck.c (c_finish_return): Improve warning message.
1093 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1095 * alias.c (find_symbolic_term): Delete unused function.
1097 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1099 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1100 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1101 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1103 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1105 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1106 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1107 the function, temporarily point the debug interface to the null one.
1109 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1111 * dwarf2out.c (round_up_to_align): New static function.
1112 (field_byte_offset): Use it to round the offset.
1114 2007-02-12 Richard Henderson <rth@redhat.com>
1116 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1117 (inswl_const): Export.
1119 2007-02-12 Richard Henderson <rth@redhat.com>
1121 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1122 result mode of the libcall, convert back to outmode.
1124 2007-02-12 Roger Sayle <roger@eyesopen.com>
1126 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1127 (bswapdi2): New define_expand to implement 32-bit implementation.
1129 2007-02-12 Nick Clifton <nickc@redhat.com>
1131 * doc/invoke.texi (Overall Options): Document --help=.
1132 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1133 (cc1_options): Pass --help= on to cc1.
1134 (display_help): Add description of --help=.
1135 (process_command): Add code to handle --help=. Allow translated
1136 --help and --target-help switches to be passed on to compiler
1138 (main): Remove unused if statement.
1139 * opts.c (columns): Remove.
1140 (LEFT_COLUMN): Define.
1141 (wrap_help): Add columns argument.
1142 (print_filtered_help): Change parameters to be an include bitmask,
1143 an exclude bitmask, an any bitmask and the column width. Move the
1144 code to display the params list here. Add code to display the
1145 status of options rather than their descriptions if the quiet flag
1147 (print_specific_help): Change parameters to be an include bitmask,
1148 an exclude bitmask and an any bitmask. Move code to look up the
1149 column width here. Decide upon the title for an options listing.
1150 (common_handle_options): Add code to handle --help=. Adapt code
1151 for --help and --target-help to use the revised form of the
1152 print_specific_help function.
1153 (print_help): Delete.
1154 (print_param_help): Delete.
1155 (print_switch): Delete.
1156 * opts.h (cl_lang_count): Add prototype.
1157 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1158 CL_MAX_OPTION_CLASS): New defines.
1159 * optc-gen.awk: Add construction of cl_lang_count.
1160 * c.opt: Add Warning attribute to warning options and Optimization
1161 attribute to optimization options.
1162 * common.opt: Likewise.
1164 Add -fhelp and -ftarget-help as aliases for the transformed --help
1165 and --target-help options.
1166 * opt-functions.awk: Add code to handle Warning and Optimization
1169 2007-02-12 Richard Henderson <rth@redhat.com>
1171 * config/alpha/constraints.md: New file.
1172 * config/alpha/alpha.c: Include tm-constrs.h.
1173 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1174 alpha_extra_constraint): Remove.
1175 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1176 * config/alpha/alpha-protos.h: Update.
1177 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1178 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1179 (EXTRA_CONSTRAINT): Remove.
1180 * config/alpha/alpha.md: Include constraints.md.
1181 (adddi splitter): Use satisfies_constraint_*.
1182 * config/alpha/predicates.md (add_operand): Likewise.
1183 (sext_add_operand, addition_operation): Likewise.
1185 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1187 PR tree-optimization/29145
1188 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1189 in our handling of restrict qualified pointers.
1191 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1194 * doc/invoke.texi (Wunused-value): Update description.
1195 (Wextra): Delete item.
1196 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1197 value of Wunused-value.
1198 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1199 (c_finish_stmt_expr): Don't check extra_warnings.
1200 (emit_side_effect_warnings): The caller is responsible to check
1203 2007-02-11 Roger Sayle <roger@eyesopen.com>
1204 Matt Thomas <matt@3am-software.com>
1206 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1208 2007-02-11 Roger Sayle <roger@eyesopen.com>
1210 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1211 comparisons of POPCOUNT against zero.
1212 (simplify_const_relational_operation): Likewise.
1214 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1216 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1218 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1220 * dwarf2out.c (root_type): Delete unused function.
1222 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1224 * genattrtab.c (contained_in_p): Delete unused function.
1225 (write_expr_attr_cache): Likewise.
1227 2007-02-11 Jan Hubicka <jh@suse.cz>
1229 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1232 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1234 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1235 to add the REG_EQ* note.
1236 * see.c (see_merge_one_use_extension): Likewise.
1237 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1238 turn REG_EQUAL notes into REG_EQUIV notes if the target
1239 register may have more than one set.
1240 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1241 * gcse.c (try_replace_reg): Likewise.
1242 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1243 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1244 more than one REG_EQUIV note.
1245 * reload1.c (gen_reload): Use set_unique_reg_note.
1247 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1249 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1250 (ix86_builtin_conversion): New function.
1252 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1255 * tree.h (DECL_REPLACEABLE_P): New macro.
1256 * except.c (set_nothrow_function_flags): Likewise.
1258 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1259 Ira Rosen <irar@il.ibm.com>
1260 Dorit Nuzman <dorit@il.ibm.com>
1262 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1263 * targhooks.c (default_builtin_vectorized_conversion): New.
1264 * targhooks.h (default_builtin_vectorized_function): New declaration.
1265 * target.h (struct vectorize): Add builtin_conversion field.
1266 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1267 stmt_vec_info_type value.
1268 (vectorizable_conversion): New declaration.
1269 * tree-vect-analyze.c (vect_analyze_operations): Add
1270 vectorizable_conversion call.
1271 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1272 * tree-vect-transform.c (vectorizable_conversion): New function.
1273 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1274 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1276 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1277 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1278 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1279 or ALTIVEC_BUILTIN_VCFSX.
1281 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1284 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1285 CONST_DOUBLE and operand 0 is a hard register.
1286 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1287 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1288 is a hard floating-point register.
1290 2007-02-10 Richard Henderson <rth@redhat.com>
1291 Jakub Jelinek <jakub@redhat.com>
1292 Alexandre Oliva <aoliva@redhat.com>
1294 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1295 * builtin-types.def (BT_WORD): Make unsigned.
1296 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1297 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1298 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1299 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1300 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1301 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1303 * expr.c (emutls_var_address): New.
1304 (expand_expr_real_1): Expand emulated tls.
1305 (expand_expr_addr_expr_1): Likewise.
1306 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1307 * output.h (emutls_finish): Declare.
1308 * toplev.c (compile_file): Call it.
1309 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1310 address before wrapping in CONST.
1311 * varasm.c (emutls_htab, emutls_object_type): New.
1312 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1313 (get_emutls_object_name, get_emutls_object_type): New.
1314 (get_emutls_init_templ_addr, emutls_decl): New.
1315 (emutls_common_1, emutls_finish): New.
1316 (assemble_variable): When emulating tls, swap decls; generate
1317 constructor for the emutls objects.
1318 (do_assemble_alias): When emulating tls, swap decl and target name.
1319 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1321 * varpool.c (decide_is_variable_needed): Look at force_output.
1322 Recurse for emulated tls.
1323 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1324 with decide_is_variable_needed.
1325 * emutls.c: New file.
1326 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1327 tls_object for real tls.
1329 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1331 PR rtl-optimization/29599
1332 * reload1.c (eliminate_regs_in_insn): Take the destination
1333 mode into account when computing the offset.
1335 2007-02-09 Stuart Hastings <stuart@apple.com>
1336 Richard Henderson <rth@redhat.com>
1338 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1339 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1340 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1341 fixuns_truncdfhi2): New.
1342 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1343 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1344 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1345 (floatunssidf2): Allow nonimmediate source.
1346 * gcc/config/i386/sse.md (movdi_to_sse): New.
1347 (vec_concatv2di): Drop '*'.
1348 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1349 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1350 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1352 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1353 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1354 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1355 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1356 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1357 ix86_build_const_vector.
1358 (x86_emit_floatuns): Rewrite.
1360 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1362 * genautomata.c (longest_path_length): Delete unused function.
1363 (struct state): Delete unused longest_path_length.
1364 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1365 (get_free_state): Delete unused.
1367 2007-02-09 Jan Hubicka <jh@suse.cz>
1369 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1370 * doc/invoke.texi (inline-unit-growth): Update default value.
1372 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1373 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1374 (rebuild_cgraph_edges): Likewise.
1375 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1376 (dump_cgraph_node): Dump frequencies.
1377 (cgraph_clone_edge): Add frequency scales.
1378 (cgraph_clone_node): Add freuqnecy.
1379 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1380 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1381 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1382 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1383 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1384 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1385 (save_inline_function_body): Likewise.
1386 * ipa-inline.c: inluce rtl.h
1387 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1388 (cgraph_edge_badness): Use frequencies.
1389 (cgraph_decide_recursive_inlining): Update clonning.
1390 (cgraph_decide_inlining_of_small_function): Dump frequency.
1391 * predict.c (estimate_bb_frequencies): Export.
1392 * predict.h (estimate_bb_frequencies): Declare.
1393 * tree-inline.c (copy_bb): Watch overflows.
1394 (expand_call_inline): Update call of cgraph_create_edge.
1395 (optimize_inline_calls): Use TODO flags to update frequnecies.
1396 * passes.h: Include predict.h
1397 (init_optimization_passes): Move profile ahead.
1398 (execute_function_todo): Handle TODO_rebuild_frequencies.
1400 2007-02-09 Roger Sayle <roger@eyesopen.com>
1402 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1403 the insbl or inswl pattern into a register.
1405 2007-02-09 Roger Sayle <roger@eyesopen.com>
1407 * config/ia64/ia64.md (bswapdi2): New define_insn.
1409 2007-02-09 Richard Henderson <rth@redhat.com>
1411 * config/i386/constraints.md (Ym): New constraint.
1412 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1413 (movdi_1_rex64): Split sse and xmm general register moves from
1414 memory move alternatives. Use conditional register constraints.
1415 (movsf_1, movdf_integer): Likewise.
1416 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1417 (movdf_integer_rex64): New.
1418 (pushsf_rex64): Fix output constraints.
1419 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1420 (sse2_stored): Likewise.
1421 (sse2_storeq_rex64): New.
1422 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1423 amd and not generic.
1424 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1425 for optimize_size. Remove SF/DFmode hack.
1427 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1429 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1432 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1433 Richard Sandiford <richard@codesourcery.com>
1435 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1436 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1437 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1438 m68k/t-mlib to tmake_file.
1439 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1440 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1441 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1442 Allow it to be cf or m68k. Set m68k_arch_family. If that
1443 variable is not empty, add t-$m68k_arch_family to tmake_file.
1444 Add t-mlibs to tmake_file.
1445 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1446 * config/m68k/t-cf: New file.
1447 * config/m68k/t-m68k: Likewise.
1448 * config/m68k/t-mlibs: Likewise.
1449 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1450 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1451 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1452 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1453 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1455 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1456 (INSTALL_LIBGCC): Delete.
1457 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1458 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1459 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1460 (M68K_MLIB_CPU): Define.
1461 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1462 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1463 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1465 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1466 Richard Guenther <rguenther@suse.de>
1469 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1470 against INT_MIN/INT_MAX.
1471 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1472 file if a loop is removed.
1474 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1476 * calls.c (store_one_arg): Pass correct alignment to
1477 emit_push_insn for non-BLKmode values.
1478 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1479 unaligned stack slot via a suitably aligned slot.
1481 2007-02-08 DJ Delorie <dj@redhat.com>
1483 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1485 (legal_subregs): Use unsigned char, make const.
1486 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1488 2007-02-08 Paul Brook <paul@codesourcery.com>
1490 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1491 special interworking needed.
1493 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1495 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1496 conditional to __SSE2__.
1497 (Entries below should have been added to first ChangeLog
1498 entry for amdfam10 dated 2007-02-05)
1499 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1501 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1503 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1506 2007-02-08 DJ Delorie <dj@redhat.com>
1508 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1509 * config/m32c/m32c.c (legal_subregs): New.
1510 (m32c_illegal_subreg_p): New.
1511 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1512 unsupported subregs of hard regs.
1514 2007-02-08 Jan Hubicka <jh@suse.cz>
1516 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1517 the same one; always update histograms.
1519 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1521 * passes.c (init_optimization_passes): Tidy comment.
1523 2007-02-08 Roger Sayle <roger@eyesopen.com>
1525 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1526 strip zero_extend, bswap and rotates from POCOUNT's argument.
1527 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1528 zero_extend and rotates from PARITY's argument.
1529 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1530 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1531 of an integer constant at compile-time.
1533 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1536 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1538 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1541 * tree-ssa-live.c (remove_unused_locals): Do not remove
1542 TREE_ADDRESSABLE variables.
1543 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1544 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1545 FOR_CLOBBER. Update all users.
1546 If VAR has an associated alias set, add a virtual operand for
1547 it if no alias is found to conflict with the memory reference.
1549 2007-02-07 Jan Hubicka <jh@suse.cz>
1550 Robert Kidd <rkidd@crhc.uiuc.edu>
1552 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1554 2007-02-07 Ian Lance Taylor <iant@google.com>
1556 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1558 2007-02-07 Roger Sayle <roger@eyesopen.com>
1560 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1561 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1562 tablejumpdi, movsi_to_cr_one): Remove constraints from
1563 define_expand's match_operands.
1565 2007-02-07 Roger Sayle <roger@eyesopen.com>
1567 * global.c (compute_regsets): Move declatation of "i" inside of
1568 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1570 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1573 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1574 of INDIRECT_REF <RESULT_DECL>.
1576 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1578 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1579 Kaz Kojima <kkojima@gcc.gnu.org>
1582 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1584 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1586 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1588 * doc/loop.texi: Document possibility not to perform disambiguation
1589 of loops with multiple latches.
1590 * cfgloopmanip.c (alp_enum_p): Removed.
1591 (add_loop): Handle subloops. Use get_loop_body_with_size.
1592 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1593 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1594 the new forwarder block.
1595 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1596 Handle the case latch is NULL.
1597 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1598 when marking loop exits.
1599 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1601 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1602 disambiguate_loops_with_multiple_latches.
1603 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1604 before fix_loop_structure.
1605 * cfgloop.c: Include pointer-set.h and output.h.
1606 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1607 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1608 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1609 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1610 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1611 disambiguate_multiple_latches, get_loop_body_with_size,
1612 disambiguate_loops_with_multiple_latches): New functions.
1613 (flow_loop_dump): Dump multiple latch edges.
1614 (flow_loop_nodes_find): Handle loops with multiple latches.
1615 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1616 (glb_enum_p): Modified.
1617 (get_loop_body): Use get_loop_body_with_size.
1618 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1619 (AVOID_CFG_MODIFICATIONS): New constant.
1620 (disambiguate_loops_with_multiple_latches, add_loop,
1621 get_loop_body_with_size): Declare.
1622 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1624 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1627 * global.c (compute_regsets): New function.
1628 (global_alloc): Refactored ELIMINABLE_REGSET
1629 and NO_GLOBAL_ALLOC_REGS computation out.
1630 (rest_of_handle_global_alloc): Call compute_regsets()
1631 for non-optimizing case.
1633 2007-02-06 Richard Henderson <rth@redhat.com>
1635 * config/i386/constraints.md (Y2): Rename from Y.
1636 (Yi): New constraint.
1637 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1638 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1639 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1640 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1641 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1642 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1643 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1644 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1645 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1646 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1647 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1648 vec_extractv2si_1): Change Y constraints to Y2.
1649 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1650 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1651 Change Y constraints to Y2.
1652 (sse2_loadld): Change Y constraints to x.
1654 2007-02-06 Roger Sayle <roger@eyesopen.com>
1656 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1657 (parity<mode>2): New define_expand using rs6000_emit_parity.
1658 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1659 rs6000_emit_parity): New functions.
1660 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1661 rs6000_emit_parity): Prototype here.
1663 2007-02-06 Ian Lance Taylor <iant@google.com>
1665 * lower-subreg.c (simple_move_operand): Reject CONST.
1666 (resolve_clobber): Call validate_change rather than directly
1667 assigning to XEXP (pat, 0).
1669 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1671 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1672 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1673 (tree-cfg.o): Remove hashtab.h dependency.
1675 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1676 (struct ivopts_data): Change niters to pointer_map_t.
1677 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1678 (niter_for_exit): Create pointer_map on demand. Change for
1680 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1681 (free_loop_data): Destroy data->niters if created and reset field.
1682 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1683 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1685 * tree-ssa-reassoc.c: Include pointer-set.h.
1686 (bb_rank): Change to long *.
1687 (operand_rank): Change to pointer_map_t.
1688 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1689 (insert_operand_rank): Accept long.
1690 (operand_entry_hash, operand_entry_eq): Remove.
1691 (get_rank): Return long. Adjust for changes above.
1692 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1694 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1696 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1697 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1698 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1700 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1701 directly since it cannot be NULL.
1702 (get_vi_for_tree): Rewrite for pointer_map API.
1703 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1704 (init_alias_vars): Create vi_for_tree as pointer_map.
1705 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1707 * tree-cfg.c: Don't include hashtab.h.
1708 (edge_to_cases): Declare as pointer_map.
1709 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1711 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1712 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1713 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1715 (record_switch_edge): Delete.
1716 (get_cases_for_edge): Adjust for pointer_map API, inline
1717 record_switch_edge (rewritten for new API), remove goto.
1719 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1721 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1722 * tree-nested.c: Include pointer-set.h.
1723 (var_map_elt, var_map_eq, var_map_hash): Delete.
1724 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1726 (nesting_info_bitmap_obstack): New.
1727 (lookup_field_for_decl): Adjust for pointer_map API.
1728 (lookup_tramp_for_decl): Adjust for pointer_map API.
1729 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1730 (get_local_debug_decl): Adjust for pointer_map API.
1731 (convert_nl_goto_reference): Adjust for pointer_map API.
1732 (convert_nl_goto_receiver): Adjust for pointer_map API.
1733 (create_nesting_tree): Create outside GGC space. Create bitmap on
1734 the new obstack. Create field_map and var_map as pointer_maps.
1735 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1737 (lower_nested_functions): Move root here, no need to NULL it.
1738 Initialize and release the obstack.
1740 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1742 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1743 Remove prototypes and make them non-static.
1744 (struct tree_int_map): Remove.
1745 * tree.h (struct tree_int_map): Move here, turning TO into an
1747 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1749 * tree.h (TREE_COMPLEXITY): Remove.
1750 (struct tree_exp): Remove complexity field.
1751 * tree.c (build1_stat): Don't set it.
1753 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1754 Victor Kaplansky <victork@il.ibm.com>
1756 * tree-vectorizer.c (vect_is_simple_use): Support induction.
1757 (vect_is_simple_reduction): Support reduction with induction as
1758 one of the operands.
1759 (vect_is_simple_iv_evolution): Fix formatting.
1760 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
1761 formatting. Don't mark induction phis for vectorization.
1762 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
1763 * tree-vect-transform.c (get_initial_def_for_induction): New function.
1764 (vect_get_vec_def_for_operand): Support induction.
1765 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
1767 (vectorizable_reduction): Support reduction with induction as one of
1769 (vectorizable_type_demotion): Use def-type of stmt argument rather
1770 than dummy def-type.
1772 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
1773 flag_tree_scev_cprop.
1774 * common.opt (tree-scev-cprop): New flag.
1776 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
1777 call to vect_get_new_vect_var.
1779 2007-02-06 Ira Rosen <irar@il.ibm.com>
1781 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
1782 vectype is not NULL.
1783 (vect_pattern_recog_1): Likewise.
1785 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1787 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
1788 (fold_negate_expr): Likewise.
1790 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
1793 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
1794 even if cv-qualification is the same.
1796 2007-02-05 Geoffrey Keating <geoffk@apple.com>
1798 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
1799 __enable_execute_stack on completion.
1801 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1803 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
1804 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
1805 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
1806 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
1807 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
1808 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
1809 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
1810 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
1812 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1814 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
1815 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
1816 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
1817 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
1818 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
1819 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
1820 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
1821 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
1822 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
1823 umuldi3_highpart_rex64, umulsi3_highpart_insn,
1824 umulsi3_highpart_zext, smuldi3_highpart_rex64,
1825 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
1826 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
1827 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
1828 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
1829 sqrtextenddfxf2_i387): Added amdfam10_decode.
1831 * config/i386/athlon.md (athlon_idirect_amdfam10,
1832 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
1833 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1834 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1835 athlon_ivector_store_amdfam10): New define_insn_reservation.
1836 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1839 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1841 * config/i386/athlon.md (athlon_call_amdfam10,
1842 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1843 define_insn_reservation.
1844 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1845 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1846 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1848 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1850 * config/i386/athlon.md (athlon_sseld_amdfam10,
1851 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1852 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1854 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1856 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1857 define_insn_reservation.
1858 * config/i386/i386.md (sseins): Added sseins to define_attr type
1859 and define_attr unit.
1860 * config/i386/sse.md: Set type attribute to sseins for insertq
1863 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1865 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1866 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1867 ssecomi_load_amdfam10, ssecomi_amdfam10,
1868 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1869 define_insn_reservation.
1870 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1872 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1874 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1875 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1876 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1877 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1878 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1879 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1880 define_insn_reservation.
1882 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1883 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1884 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1885 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1886 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1888 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1890 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1891 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1892 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1893 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1894 athlon_ssemul_load_k8): Added amdfam10.
1896 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1898 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
1899 (x86_sse_unaligned_move_optimal): New variable.
1901 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
1903 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
1904 for unaligned vector SSE double/single precision loads for AMDFAM10.
1906 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1908 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1909 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1910 Define TARGET_CPU_DEFAULT_amdfam10.
1911 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
1912 (processor_type): Add PROCESSOR_AMDFAM10.
1914 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
1915 processor_type in config/i386/i386.h.
1916 Enable imul peepholes for TARGET_AMDFAM10.
1918 * config.gcc: Add support for --with-cpu option for amdfam10.
1920 * config/i386/i386.c (amdfam10_cost): New variable.
1921 (m_AMDFAM10): New macro.
1922 (m_ATHLON_K8_AMDFAM10): New macro.
1923 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
1924 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
1925 x86_promote_QImode, x86_integer_DFmode_moves,
1926 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1927 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
1928 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
1929 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
1930 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
1931 Enable/disable for amdfam10.
1932 (override_options): Add amdfam10_cost to processor_target_table.
1933 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
1934 processor_alias_table.
1935 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
1936 (ix86_adjust_cost): Add code for amdfam10.
1938 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1940 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
1941 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
1942 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
1943 * config/i386/i386.h: Add builtin definition for SSE4A.
1944 * config/i386/i386.md: Add support for ABM instructions
1946 * config/i386/sse.md: Add support for SSE4A instructions
1947 (movntss, movntsd, extrq, insertq).
1948 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
1949 Add -march=amdfam10 flag.
1950 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
1951 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
1953 * doc/extend.texi: Add documentation for SSE4A builtins.
1955 2007-02-05 Bob Wilson <bob.wilson@acm.org>
1957 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
1959 2007-02-05 Richard Guenther <rguenther@suse.de>
1961 * tree-vectorizer.h (vectorizable_function): Add argument type
1962 argument, change return type.
1963 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
1964 * tree-vect-transform.c (vectorizable_function): Handle extra
1965 argument, return vectorized function decl.
1966 (build_vectorized_function_call): Remove.
1967 (vectorizable_call): Handle calls with result and argument types
1968 differing. Handle loop vectorization factor correctly.
1969 * targhooks.c (default_builtin_vectorized_function): Adjust for
1971 * targhooks.h (default_builtin_vectorized_function): Likewise.
1972 * target.h (builtin_vectorized_function): Add argument type
1974 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
1975 extra argument, allow vectorizing of lrintf.
1976 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
1977 documentation of target hook.
1979 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
1982 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
1983 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
1984 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
1986 2007-02-05 Roger Sayle <roger@eyesopen.com>
1988 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
1989 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
1990 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
1991 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
1992 before canonicalizing sincos to cexpi.
1993 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
1995 2007-02-05 Roger Sayle <roger@eyesopen.com>
1997 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
1998 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
1999 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2001 2007-02-05 Roger Sayle <roger@eyesopen.com>
2003 * mips-tfile.c (initialize_init_file): Correct endianness test.
2005 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2007 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2010 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2012 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2013 saves in a PARALLEL before the register assignments.
2015 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2017 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2018 DWARF_FRAME_RETURN_COLUMN to be a general register.
2019 * dwarf2out.c (init_return_column_size): New function, split from...
2020 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2021 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2022 to be nongeneral registers.
2023 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2025 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2026 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2028 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2030 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2032 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2034 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2035 (remove_path): Use can_remove_branch_p and remove_branch instead
2036 of loop_delete_branch_edge.
2037 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2038 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2039 Update profile using scale_dominated_blocks_in_loop.
2040 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2041 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2042 (can_remove_branch_p, remove_branch): Declare.
2043 * tree-cfg.c (tree_can_remove_branch_p): New function.
2044 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2045 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2046 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2048 2007-02-05 Jan Hubicka <jh@suse.cz>
2051 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2052 nodes in cgraph, don't remove offline copy of the function.
2054 2007-02-04 Jan Hubicka <jh@suse.cz>
2056 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2057 vectors might cause maybe_lookup_element_for_expr to be called
2058 on non-sra-candidate.
2060 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2062 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2063 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2064 spelling conventions.
2066 2007-02-04 Richard Guenther <rguenther@suse.de>
2069 * fold-const.c (try_move_mult_to_index): Make sure to not
2070 overflow one dimension of a multi-dimensional array access.
2072 2007-02-04 Jan Hubicka <jh@suse.cz>
2074 * passes.c (init_optimization_passes): Reindent.
2076 2007-02-04 Jan Hubicka <jh@suse.cz>
2077 Eric Botcazou <ebotcazou@adacore.com>
2079 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2080 (execute_fixup_cfg): Break out the abnormal goto code.
2081 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2082 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2083 (optimize_inline_calls): Call make_nonlocal_label_edges.
2085 2007-02-04 Jan Hubicka <jh@suse.cz>
2087 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2088 true when something was changed.
2089 (rename_ssa_copies): When something was changed, do
2090 TODO_remove_unused_locals.
2091 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2092 add TODO_remove_unused_locals when instruction was removed.
2094 2007-02-04 Jan Hubicka <jh@suse.cz>
2096 * ipa-inline.c (try_inline): Improve debug output; work on already
2098 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2099 call try_inline for already inlined edges too when flattening;
2100 inline also functions that make callee growth but overall unit size
2103 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2105 * config/m32c/bitops.md, config/m32c/jump.md,
2106 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2107 config/m32r/m32r.h, config/m32r/m32r.md,
2108 config/m32r/predicates.md, config/m68hc11/larith.asm,
2109 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2110 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2111 config/mips/mips-protos.h, config/mips/mips.c,
2112 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2113 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2114 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2115 spelling conventions.
2117 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2118 Follow spelling conventions.
2120 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2122 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2123 warn about C++0x compatibility.
2125 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2127 * config/h8300/h8300.c, config/h8300/h8300.h,
2128 config/h8300/h8300.md: Follow spelling conventions.
2130 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2133 * combine.c (try_combine): Do not substitute source operand
2134 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2136 2007-02-03 Jan Hubicka <jh@suse.cz>
2138 PR gcov-profile/30650
2139 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2140 do not divide by zero for never executed counters.
2141 (tree_find_values_to_profile): Fix counters.
2142 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2144 2007-02-03 Ian Lance Taylor <iant@google.com>
2146 * lower-subreg.c (simple_move_operand): New static function,
2147 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2149 (simple_move): Call simple_move_operand.
2150 (find_decomposable_subregs): Add special handling of MEMs.
2151 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2152 meaning of return value. If we see a hard register, test whether
2153 it can store a word_mode value. Change all callers.
2155 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2157 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2158 ftrapv insns and expanders.
2159 (subdi3): Change define_expand operand 1 to arith11_operand, and
2160 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2161 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2162 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2166 * varasm.c (notice_global_symbol): Treat global objects as weak when
2169 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2171 * emit-rtl.c (dconstpi): Delete.
2173 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2174 * real.h (dconstpi): Delete.
2176 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2177 (fold_builtin_hypot): Likewise.
2179 2007-02-03 Tom Tromey <tromey@redhat.com>
2182 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2183 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2185 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2187 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2188 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2189 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2190 config/rs6000/cell.md, config/rs6000/darwin.h,
2191 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2192 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2193 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2194 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2195 typos. Follow spelling conventions.
2196 * doc/invoke.texi: Follow spelling conventions.
2198 2007-02-03 Roger Sayle <roger@eyesopen.com>
2200 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2201 canonicalization transformations that attempt to simplify integer
2202 constant comparisons to become comparisons against zero.
2204 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2206 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2208 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2209 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2211 2007-02-02 Mike Stump <mrs@apple.com>
2213 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2214 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2215 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2216 generate a branch island.
2218 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2220 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2221 (xtensa_legitimate_address_p): New.
2222 (xtensa_legitimize_address): New.
2223 (xtensa_output_addr_const_extra): New.
2224 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2226 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2227 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2228 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2229 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2230 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2231 (xtensa_legitimize_address): New.
2232 (xtensa_output_addr_const_extra): New.
2234 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2236 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2238 2007-02-02 Ian Lance Taylor <iant@google.com>
2240 * expmed.c (expand_divmod): Add comment.
2242 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2244 * emit-rtl.c (renumber_insns): Remove.
2245 * flags.h: Remove the extern for flag_renumber_insns.
2246 * rtl.h: Remove the prototype for renumber_insns.
2247 * toplev.c (flag_renumber_insns): Remove.
2249 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2251 Revert for x86 darwin:
2252 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2254 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2255 code before the following patch under TARGET_MACHO.
2256 (ix86_function_value_regno_p): Likewise.
2258 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2260 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2263 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2266 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2267 general or fp registers. Add comments.
2268 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2270 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2272 * pointer-set.c (insert_aux): Only return insertion slot.
2273 (pointer_set_insert): Adjust.
2274 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2275 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2276 pointer_map_traverse): New.
2277 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2278 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2279 pointer_map_contains, pointer_map_traverse): Declare.
2281 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2284 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2285 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2287 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2289 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2291 (struct _dep): New type.
2292 (dep_t): New typedef.
2293 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2294 (DEP_STATUS): New access macro. The macro with the same name was
2295 renamed to DEP_LINK_STATUS.
2296 (dep_init): Declare function
2298 (struct _dep_link): New type.
2299 (dep_link_t): New typedef.
2300 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2301 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2302 (DEP_LINK_STATUS): New macro.
2303 (debug_dep_links): New debug function.
2305 (struct _deps_list): New type.
2306 (deps_list_t): New typedef.
2307 (DEPS_LIST_FIRST): New access macro.
2308 (FOR_EACH_DEP_LINK): New cycle macro.
2309 (create_deps_list, free_deps_list, delete_deps_list): Declare
2311 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2312 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2313 (copy_deps_list_change_con): Ditto.
2315 (move_dep_link): Declare function.
2317 (struct _dep_node): New type.
2318 (dep_node_t): New typedef.
2319 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2321 (struct haifa_insn_data.back_deps): New field to hold backward
2322 dependencies of the insn.
2323 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2325 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2326 Change its type to deps_list_t.
2327 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2328 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2329 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2331 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2333 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2335 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2337 (dep_cost): Declare.
2339 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2340 (ds_to_dk, dk_to_ds): New functions.
2342 (init_dep_1): New static function.
2343 (init_dep): New function.
2344 (copy_dep): New static function.
2346 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2348 (detach_dep_link): New static function.
2349 (move_dep_link): New function.
2351 (dep_links_consistent_p, dump_dep_links): New static functions.
2352 (debug_dep_links): New debugging function.
2354 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2356 (alloc_deps_list, init_deps_list): New static functions.
2357 (create_deps_list): New function.
2358 (clear_deps_list): New static function.
2359 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2360 (deps_list_consistent_p, dump_deps_list): New static functions.
2361 (debug_deps_list): New function.
2362 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2364 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2366 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2367 use new scheduler dependencies lists.
2368 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2369 (sched_analyze): Ditto. Initialize dependencies lists.
2370 (add_forw_dep, compute_forward_dependences): Update to use new
2371 scheduler dependencies lists.
2373 (init_dependency_caches): Init deps_obstack.
2374 (free_dependency_caches): Free deps_obstack.
2376 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2377 new scheduler dependencies lists.
2378 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2379 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2381 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2382 Update to use new scheduler dependencies lists.
2383 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2384 (debug_dependencies): Ditto.
2385 (schedule_region): Update comments.
2387 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2388 scheduler dependencies lists.
2389 (schedule_ebb): Update comments.
2391 * rtl.def (DEPS_LIST): Remove.
2393 * lists.c (unused_deps_list): Remove.
2394 (free_list): Update assertions.
2396 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2397 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2399 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2400 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2402 * haifa-sched.c (comments): Update.
2403 (insn_cost1): Remove. Inline the code into insn_cost ().
2404 (insn_cost): Update to use new scheduler dependencies lists. Move
2405 processing of the dependency cost to dep_cost ().
2406 (dep_cost): New function. Use it instead of insn_cost () when
2407 evaluating cost of the dependency. Use compatible interface to
2408 interact with the target.
2409 (priority): Update to use new scheduler dependencies lists.
2410 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2411 with greater number of insns that depend on the insn.
2412 (schedule_insn): Update to use new scheduler dependencies lists. Add
2413 code to free backward dependencies lists. Inline and optimize code
2414 from resolve_dep () - see PR28071.
2415 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2416 lists. Update call to targetm.sched.is_costly_dependence hook.
2418 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2419 scheduler dependencies lists.
2421 (resolve_dep): Remove. Move the logic to schedule_insn ().
2422 (init_h_i_d): Initialize dependencies lists.
2424 (process_insn_depend_be_in_spec): Rename to
2425 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2427 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2428 Update to use new scheduler dependencies lists.
2429 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2431 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2432 new scheduler dependencies lists.
2433 (build_intra_loop_deps): Ditto.
2435 * target.h (struct _dep): Declare to use in
2436 gcc_target.sched.is_costly_dependence.
2437 (struct gcc_target.sched.adjust_cost): Fix typo.
2438 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2439 single dep_t parameter instead of an equivalent triad.
2440 (struct gcc_target.sched.adjust_cost_2): Remove.
2442 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2444 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2446 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2448 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2450 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2451 (REG_DEP_TRUE): Document.
2453 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2454 Change signature to correspond to the targetm.sched.adjust_cost hook.
2455 Update use in TARGET_SCHED_ADJUST_COST_2.
2456 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2457 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2458 new scheduler dependencies lists.
2459 (ia64_gen_check): Ditto.
2461 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2464 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2465 signature to correspond to the targetm.sched.is_costly_dependence hook.
2466 (is_costly_group): Update to use new scheduler dependencies lists.
2468 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2469 instead of INSN_COST () macro.
2471 2007-02-01 Ian Lance Taylor <iant@google.com>
2473 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2475 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2477 * pa.md (tp_load): Correct mfctl instruction syntax.
2479 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2481 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2482 altivec_padding_size calculation on AIX. Improve comment, add
2483 assert to verify that it's right.
2485 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2488 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2491 * global.c (global_alloc): Add mising initialization of
2494 2007-02-01 Roger Sayle <roger@eyesopen.com>
2496 * alias.c (init_alias_analysis): Correct whitespace.
2497 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2498 partition_hot_cold_basic_blocks): Likewise.
2499 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2500 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2501 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2502 fold_builtin_snprintf_chk, fold_builtin_printf,
2503 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2504 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2505 * cfgcleanup.c (cleanup_cfg): Likewise.
2506 * cfgexpand.c (tree_expand_cfg): Likewise.
2507 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2508 * function.c (get_next_funcdef_no): Likewise.
2509 * gengtype.c (main): Likewise.
2510 * genmodes.c (main): Likewise.
2511 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2512 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2513 * ifcvt.c (noce_emit_move_insn): Likewise.
2514 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2516 * stor-layout.c (get_best_mode): Likewise.
2517 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2518 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2519 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2520 perform_var_substitution, solve_graph): Likewise.
2521 * tree-vrp.c (vrp_finalize): Likewise.
2523 2007-02-01 Ian Lance Taylor <iant@google.com>
2525 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2526 high part of a paradoxical subreg, return a constant zero.
2528 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2530 * toplev.c (lang_dependent_init): Call init_set_costs.
2531 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2533 2007-02-01 Richard Guenther <rguenther@suse.de>
2536 * fold-const.c (fold_negate_expr): Allow negating a
2537 constant if overflow does not change.
2539 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2541 * doc/c-tree.texi (Expression trees): Improve markup.
2542 * doc/tm.texi (Register Classes, Addressing Modes)
2543 (Floating Point): Fix spacing after abbreviations. Fix some
2546 2007-02-01 Ben Elliston <bje@au.ibm.com>
2548 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2549 * doc/contrib.texi: Likewise.
2550 * doc/install.texi: Likewise.
2552 2007-01-31 Richard Henderson <rth@redhat.com>
2553 Ian Lance Taylor <iant@google.com>
2555 * lower-subreg.c: New file.
2556 * rtl.def (CONCATN): Define.
2557 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2559 * emit-rtl.c (update_reg_offset): New static function, broken out
2560 of gen_rtx_REG_offset.
2561 (gen_rtx_REG_offset): Call update_reg_offset.
2562 (gen_reg_rtx_offset): New function.
2563 * regclass.c: Revert patch of 2006-03-05, restoring
2565 (clear_reg_info_regno): New function.
2566 * dwarf2out.c (concatn_loc_descriptor): New static function.
2567 (loc_descriptor): Handle CONCATN.
2568 * common.opt (fsplit_wide_types): New option.
2569 * opts.c (decode_options): Set flag_split_wide_types when
2571 * timevar.def (TV_LOWER_SUBREG): Define.
2572 * rtl.h (gen_reg_rtx_offset): Declare.
2573 (reg_scan_update): Declare.
2574 * regs.h (clear_reg_info_regno): Declare.
2575 * tree-pass.h (pass_lower_subreg): Declare.
2576 (pass_lower_subreg2): Declare.
2577 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2578 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2580 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2581 * Makefile.in (OBJS-common): Add lower-subreg.o.
2582 (lower-subreg.o): New target.
2584 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2586 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2588 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2591 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2593 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2596 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2598 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2600 * cfgloop.h: Include vec-prim.h.
2601 (enum li_flags): Remove LI_ONLY_OLD.
2602 (loop_iterator): Changed.
2603 (fel_next, fel_init): Iterate over loop tree.
2604 (FOR_EACH_LOOP_BREAK): New macro.
2605 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2607 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2608 * modulo-sched.c (sms_schedule): Ditto.
2609 * tree-vectorizer.c (vectorize_loops): Ditto.
2610 * doc/loop.texi: Update information on loop numbering and behavior of
2611 FOR_EACH_LOOP wrto new loops.
2612 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2613 add_to_evolution_1): Test nestedness of loops instead of comparing
2615 * tree-chrec.c (chrec_fold_plus_poly_poly,
2616 chrec_fold_multiply_poly_poly, chrec_evaluate,
2617 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2618 reset_evolution_in_loop): Ditto.
2619 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2621 2007-01-31 Dirk Mueller <dmueller@suse.de>
2623 * c-common.c (warn_about_parentheses): Separate warning about
2624 un-parenthized sequence of comparison operators from the one
2625 which is supposed to warn about x <= y <= z.
2627 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2629 * optabs.h (enum optab_index): Add new OTI_isinf.
2630 (isinf_optab): Define corresponding macro.
2631 * optabs.c (init_optabs): Initialize isinf_optab.
2632 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2634 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2635 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2637 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2638 expand_builtin_interclass_mathfn.
2639 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2640 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2641 (fxam<mode>2_i387): New insn pattern.
2642 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2643 built-in functions as x87 inline asm.
2645 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2647 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2649 2007-01-30 Eric Christopher <echristo@apple.com>
2651 * config.gcc: Add geode.
2653 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2655 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2656 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2657 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2658 value-prof.c: Fix comment typos.
2660 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2663 * doc/invoke.texi (Wpointer-arith): Document warning.
2665 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2667 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2668 the list of discrepancies from the draft TR.
2670 2007-01-30 Dirk Mueller <dmueller@suse.de>
2673 * doc/invoke.texi (-Wreturn-type): Update description to
2676 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2678 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2680 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2682 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2683 to handle optabs that operate on floating point input argument and
2684 output to integer output.
2685 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2686 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2687 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2688 expand_builtin_interclass_mathfn ().
2689 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2691 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2692 ilogbl built-in functions as x87 intrinsics.
2694 2007-01-30 Richard Guenther <rguenther@suse.de>
2697 * dwarf2out.c (reference_to_unused): Query varpool if the
2698 variable was output.
2700 2007-01-30 Richard Guenther <rguenther@suse.de>
2703 * passes.c (execute_one_pass): Reset in_gimple_form to not
2704 confuse non-unit-at-a-time mode.
2706 2007-01-29 Roger Sayle <roger@eyesopen.com>
2707 Richard Guenther <rguenther@suse.de>
2709 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2710 avoid undefined behaviour on overflow. Use force_fit_type_double
2711 to construct the constant with the specified TREE_OVERFLOW.
2713 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2715 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2716 * config/dfp-bit.h: Ditto.
2718 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2720 * c-decl.c (pop_scope): Replace warnings with call to
2721 warn_for_unused_label.
2722 * c-common.h (warn_for_unused_label): Declare.
2723 * c-common.c (warn_for_unused_label): Define.
2725 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2727 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2730 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2732 * Makefile.in (USER_H): Remove decfloat.h.
2733 * ginclude/decfloat.h: Delete, moving contents to ...
2734 * ginclude/float.h: Add support for decimal floating point,
2735 guarded by __STDC_WANT_DEC_FP__.
2737 2007-01-29 Mike Stump <mrs@apple.com>
2739 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2740 Analysis and Representation to resolve case insensitive conflict.
2741 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2743 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2745 * tree.h (struct tree_memory_tag): Add aliases member.
2746 (MTAG_ALIASES): New macro.
2747 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2748 (add_may_alias): Remove pointer-set. Update for may_aliases being
2750 (mark_aliases_call_clobbered): Update for may_aliases being a
2752 (compute_tag_properties): Ditto.
2753 (create_partition_for): Ditto.
2754 (compute_memory_partitions): Ditto.
2755 (dump_may_aliases_for): Ditto.
2756 (is_aliased_with): Ditto.
2757 (add_may_alias_for_new_tag): Ditto.
2758 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
2759 (compute_is_aliased): New function.
2760 (compute_may_aliases): Call compute_is_aliased).
2761 (init_alias_info): Initialize alias_bitmap_obstack.
2762 (union_alias_set_into): New function.
2763 (compute_flow_sensitive_aliasing): Use union_aliases_into.
2764 (have_common_aliases_p): Rewrite to take two bitmaps and use
2766 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
2768 (finalize_ref_all_pointers): Update for add_may_alias changes.
2769 (new_type_alias): Ditto.
2770 * tree-flow-inline.h (may_aliases): Return a bitmap.
2771 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
2772 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2773 may_aliases being a bitmap.
2774 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
2775 may_aliases now returns a bitmap.
2776 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
2778 * tree-ssa-operands.c (add_virtual_operand): Update for
2779 may_aliases being a bitmap.
2781 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
2783 PR tree-optimization/30630
2784 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
2785 variable as changed.
2787 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
2790 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2791 expanded only once even if an error occurs.
2793 2007-01-29 Ben Elliston <bje@au.ibm.com>
2795 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
2796 (__gcov_average_profiler): Likewise.
2797 (__gcov_ior_profiler): Likewise.
2798 (__gcov_merge_ior): Likewise.
2800 2007-01-28 Jan Hubicka <jh@suse.cz>
2802 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
2803 * value-prof.c (stringop_block_profile): Likewise.
2805 2007-01-28 Jan Hubicka <jh@suse.cz>
2807 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
2808 variant handling histograms; add wrapper.
2809 (clear_storage_via_libcall): Export.
2810 (emit_block_move_hints): Break out from ...; add histograms.
2811 (emit_block_move): ... this one.
2812 (clear_storage_hints): Break out from ...; add histograms.
2813 (clear_storage): ... this one.
2814 (set_storage_via_memset): Handle histogram.
2815 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
2816 (clear_storage_hints, clear_storage_via_libcall): Declare.
2817 (set_storage_via_setmem): Update prototype.
2818 * doc/md.texi (movmem, setmem): Document new arguments.
2820 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
2822 (stringop_block_profile): New global function.
2823 (tree_stringops_values_to_profile): Profile block size and alignment.
2824 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
2826 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
2827 (stringop_block_profile): Declare.
2828 * builtins.c: Include value-prof.h.
2829 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
2830 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
2831 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
2832 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
2833 * profile.c (instrument_values): Add new counters.
2834 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2836 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2837 (tree_init_edge_profiler): Build new profilers.
2838 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2839 (pass_tree_profile): Add dump.
2840 (tree_profile_hooks): Update.
2841 * Makefile.in (LIBGCOV): Add new constants.
2842 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2843 __gcov_ior_profiler): New.
2844 * i386.md (movmem/setmem expanders): Add new optional arguments.
2846 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2848 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2850 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2852 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2853 (tree_unswitch_single_loop): Pass eni_size_weights to
2854 tree_num_loop_insns.
2855 * tree-ssa-loop-manip.c: Include tree-inline.h.
2856 (can_unroll_loop_p): Pass eni_size_weights to
2857 tree_num_loop_insns.
2858 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2859 Pass eni_size_weights to estimate_num_insns.
2860 * tree.h (init_inline_once): Export.
2861 * toplev.c (backend_init): Call init_inline_once.
2862 * cgraphunit.c (cgraph_process_new_functions,
2863 cgraph_analyze_function): Pass eni_inlining_weights to
2865 * ipa-inline.c (compute_inline_parameters): Ditto.
2866 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2867 to estimate_num_insns.
2868 (try_unroll_loop_completely): Pass eni_size_weights to
2869 tree_num_loop_insns.
2870 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2871 ot estimate_num_insns.
2872 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2873 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2874 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2875 eni_time_weights): New variables.
2876 (init_inline_once): Initialize them.
2877 (struct eni_data): Mew.
2878 (estimate_num_insns_1, estimate_num_insns): Use weights.
2879 * tree-inline.h (struct eni_weights_d): New.
2880 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2881 (estimate_num_insns): Declaration changed.
2882 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2883 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2884 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2886 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2888 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2889 relations in the conflict function is valid.
2891 2007-01-27 Ian Lance Taylor <iant@google.com>
2893 * common.opt: Add fstrict-overflow.
2894 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2895 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2896 (TYPE_OVERFLOW_UNDEFINED): Define.
2897 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
2899 * tree.h (TYPE_TRAP_SIGNED): Don't define.
2900 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
2901 (fold_negate_expr): Likewise.
2902 (make_range): Likewise.
2903 (extract_muldiv_1): Likewise.
2904 (maybe_canonicalize_comparison): Likewise.
2905 (fold_comparison): Likewise.
2906 (fold_binary): Likewise.
2907 (tree_expr_nonnegative_p): Likewise.
2908 (tree_expr_nonzero_p): Likewise.
2909 * tree-vrp.c (compare_values): Likewise.
2910 (extract_range_from_binary_expr): Likewise.
2911 (extract_range_from_unary_expr): Likewise.
2912 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
2914 (nowrap_type_p): Likewise.
2915 * tree-scalar-evolution.c (simple_iv): Likewise.
2916 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
2917 (build_range_check): Likewise.
2918 (extract_muldiv_1): Likewise.
2919 (fold_comparison): Likewise.
2920 * tree-vrp.c (vrp_int_const_binop): Likewise.
2921 (extract_range_from_unary_expr): Likewise.
2922 * convert.c (convert_to_integer): Likewise.
2923 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
2924 (fold_comparison): Likewise.
2925 (fold_binary): Likewise.
2926 * optabs.c (optab_for_tree_code): Likewise.
2927 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
2928 * simplify-rtx.c (simplify_const_relational_operation): Check
2929 flag_strict_overflow and flag_trapv.
2930 (simplify_const_relational_operation): Likewise.
2931 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
2932 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
2935 2007-01-27 Roger Sayle <roger@eyesopen.com>
2937 * tree.c (tree_fold_gcd): Delete.
2938 * tree.h (tree_fold_gcd): Remove prototype.
2939 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
2940 test whether one constant integer is a multiple of another. Instead
2941 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
2942 * fold-const.c (multiple_of_p): We've determined both TOP and
2943 BOTTOM are integer constants so we can call int_const_binop directly
2944 instead of the more generic const_binop.
2946 2007-01-27 Roger Sayle <roger@eyesopen.com>
2948 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
2949 1*X check that the constant hasn't overflowed, to preserve the
2951 (round_up): Provide an efficient implementation when rouding-up an
2952 INTEGER_CST to a power-of-two.
2954 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2956 * doc/sourcebuild.texi: Add comma for clarity.
2957 * doc/extend.texi: Fix some typos.
2958 * doc/passes.texi: Likewise.
2959 * doc/cppinternals.texi: Likewise.
2960 * doc/c-tree.texi: Likewise.
2961 * doc/tree-ssa.texi: Likewise.
2962 * doc/install.texi: Likewise.
2964 2007-01-27 Jan Hubicka <jh@suse.cz>
2966 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
2967 (pass_sra): Do not require alias information.
2968 * passes.c (init_optimization_passes): Add SRA
2970 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
2972 * tracer.c (rest_of_handle_tracer): We already cleaned
2973 up the CFG in tracer() so don't do it here again.
2974 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
2975 cleanup_cfg here, either. And don't call renumber_insns.
2977 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
2978 and BB_HEAD are in the insn stream here. Instead make sure
2979 that BB_INSN is valid on all insns. Also, do check here that
2980 there are no pending branch predictions...
2981 (rtl_verify_flow_info): ...instead of doing it here. Checks
2982 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
2985 2007-01-26 Roger Sayle <roger@eyesopen.com>
2987 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
2988 function to simplify/factorize operand order canonicalization.
2989 (ix86_fixup_binary_operands): Reorganize using the above function.
2990 (ix86_binary_operator_ok): Likewise.
2992 2007-01-27 Jakub Jelinek <jakub@redhat.com>
2994 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
2995 file scope from optimize_attrs.
2996 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
2998 (optimize_attrs): Clear insn_code_values after freeing it.
3000 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3002 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3003 a parts.base assignment.
3005 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3007 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3008 (compute_subscript_distance, initialize_data_dependence_relation,
3009 finalize_ddr_dependent, analyze_ziv_subscript,
3010 analyze_siv_subscript_cst_affine,
3011 compute_overlap_steps_for_affine_univar,
3012 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3013 analyze_siv_subscript, analyze_miv_subscript,
3014 analyze_overlapping_iterations, subscript_dependence_tester_1,
3015 compute_self_dependence, free_dependence_relation): Work
3016 with affine_fn instead of chrecs.
3017 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3018 common_affine_function, affine_function_base,
3019 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3020 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3021 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3022 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3023 (all_chrecs_equal_p): Removed.
3024 * tree-data-ref.h (affine_fn, conflict_function): New types.
3025 (struct subscript): Change type of conflicting_iterations_in_a
3026 and conflicting_iterations_in_b.
3028 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3031 * config/pa/pa.h (TARGET_HPUX_11): New.
3032 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3033 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3035 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3036 Richard Guenther <rguenther@suse.de>
3038 * tree-ssa-structalias.c (solve_graph): Handle case
3039 we merged the variable to another.
3041 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3043 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3046 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3047 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3049 2007-01-25 DJ Delorie <dj@redhat.com>
3051 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3052 allow changes to modes which don't fit in those registers.
3054 * reload1.c (choose_reload_regs): Check for invalid subregs before
3055 computing their locations, not after.
3057 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3060 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3061 save Altivec registers in an eh_return function.
3062 (compute_vrsave_mask): Likewise.
3063 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3064 for saving Altivec registers.
3065 (rs6000_emit_prologue): Don't allocate stack twice in
3066 eh_return function. Correct expected value of altivec_save_offset
3067 when using save_world. Describe save of R0 to stack when using
3068 save_world. Describe stack pointer adjustment when using
3069 save_world. Remove duplicated eh_return parameter register saving.
3070 Update sp_offset variable after save_world.
3071 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3073 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3074 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3077 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3079 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3081 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3084 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3085 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3087 2007-01-25 Richard Guenther <rguenther@suse.de>
3089 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3090 * common.opt (-Wcoverage-mismatch): New warning option.
3091 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3092 if -Wcoverage-mismatch is given.
3094 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3096 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3097 (ipcp_driver): Change to static definition.
3098 Add dumping of the ifunctions.
3099 (constant_val_insert): Remove unused parameter. Support for SSA.
3100 (ipcp_propagate_const): Support for SSA.
3101 (ipcp_profile_bb_print): Print only analyzed nodes.
3102 (ipcp_replace_map_create): Remove support for Fortran constant
3104 * ipa-prop.c (ipa_method_modify_stmt,
3105 ipa_callsite_compute_param): Support for SSA.
3106 * ipa-prop.h (ipcp_driver): Remove declaration.
3107 (IS_VALID_TREE_MAP_INDEX): Add define.
3109 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3111 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3113 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3116 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3117 constant argument to cabs and do it without checking for
3118 -funsafe-math-optimizations.
3120 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3122 * c-common.h (RID_FIRST_CXX0X): New.
3123 (RID_LAST_CXX0X): New.
3124 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3126 * c.opt (Wc++0x-compat): New.
3127 * doc/invoke.texi (-Wc++0x-compat): Document.
3129 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3131 * builtins.c (fold_builtin_carg): New.
3132 (fold_builtin_1): Use it.
3134 2007-01-24 Jan Hubicka <jh@suse.cz>
3136 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3138 * ipa-inline.c (initial_insns, max_insns): Delete.
3139 (compute_max_insns): New function.
3140 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3141 of insns as base for code growth.
3142 (cgraph_decide_inlining): Make initial_insns local; do not compute
3144 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3145 * doc/invoke.texi (inline-unit-growth): Update docs.
3147 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3149 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3150 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3151 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3152 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3153 for CPUs that have PTA_CX16 set.
3156 * gimplify.c (omp_check_private): New function.
3157 (gimplify_scan_omp_clauses): Use it for
3158 firstprivate/lastprivate/reduction.
3161 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3162 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3165 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3166 If lower_lastprivate_clauses emits some statements, append them
3167 to dlist rather than body_p and to body_p append an initializer.
3168 (lower_omp_for): Adjust caller.
3170 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3172 * target.h (globalize_decl_name): New.
3173 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3174 * output.h (default_globalize_decl_name): New.
3175 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3177 (globalize_decl): Ditto.
3178 (default_globalize_decl_name): New.
3179 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3180 (ia64_handle_version_id_attribute): New.
3181 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3182 (ia64_asm_output_external): Use globalize_decl_name instead
3184 * doc/extend.texi (version_id): New pragma.
3185 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3187 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3189 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3190 _uleb128_t and _Unwind_SWord with _sleb128_t.
3191 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3192 uw_frame_state_for, uw_update_context_1): Likewise.
3193 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3194 * unwind-pe.h (read_uleb128, read_sleb128,
3195 read_encoded_value_with_base): Likewise.
3196 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3198 2007-01-24 Richard Guenther <rguenther@suse.de>
3200 * builtins.c (expand_builtin_cexpi): Get the fndecl
3201 for cexp in the correct way.
3203 2007-01-24 Jan Hubicka <jh@suse.cz>
3205 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3207 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3209 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3210 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3211 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3212 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3213 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3214 __SIZEOF_PTRDIFF_T__.
3215 * doc/cpp.texi: Documentation for the new builtin macros added.
3217 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3219 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3220 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3221 instead of operands[2] to avoid access past the end of array.
3223 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3225 * reload1.c (emit_reload_insns): Pass the reload register
3226 for a non-spill output reload through forget_old_reloads_1.
3228 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3230 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3231 _SOFT_DOUBLE if doubles use software floating-point.
3232 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3233 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3234 * config/rs6000/darwin-ldouble.c: Also compile functions for
3235 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3236 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3237 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3238 commented-out long double override.
3239 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3240 * config/rs6000/eabispe.h: Likewise.
3241 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3242 long double for non-SPE.
3243 (rs6000_handle_option): Likewise.
3244 (invalid_e500_subreg): Disallow more subregs involding DImode,
3245 DFmode, TImode or TFmode.
3246 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3248 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3250 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3251 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3253 (rs6000_legitimate_address): Also check for TFmode for E500
3255 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3256 (spe_build_register_parallel): Handle TFmode and TCmode.
3257 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3259 (function_arg): Handle TFmode and TCmode for E500 double.
3260 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3262 (print_operand): Handle TFmode and TImode for %y.
3263 (rs6000_generate_compare): Handle TFmode comparisons for E500
3265 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3266 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3267 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3268 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3269 TFmode for E500 double.
3270 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3271 (floatsidf2): Enable for E500 double.
3272 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3273 (extenddftf2): Change to extenddftf2_fprs.
3274 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3275 depending on TARGET_E500_DOUBLE.
3276 (extendsftf2): Enable for E500 double.
3277 (trunctfdf2): Enable for E500 double.
3278 (trunctfsf2): Change to trunctfsf2_fprs.
3279 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3280 depending on TARGET_E500_DOUBLE.
3281 (floatsitf2): Enable for E500 double.
3282 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3283 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3284 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3285 (negtf2): Change to negtf2_internal.
3286 (negtf2): New expander.
3287 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3288 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3289 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3290 (movdi_internal32): Use rs6000_nonimmediate_operand.
3291 (unnamed splitter): Likewise.
3292 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3293 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3294 (SPE64TF, DITI): New mode macros.
3295 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3298 (frob_<mode>_di_2): New.
3299 (frob_tf_di_8_2): New.
3300 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3302 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3304 (frob_ti_<mode>_8_2): New.
3305 (frob_ti_tf_2): New.
3306 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3307 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3309 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3310 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3311 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3312 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3313 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3314 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3317 2007-01-23 Ian Lance Taylor <iant@google.com>
3319 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3321 (OBJS-archive): Reformat, alphabetize.
3322 (OBJS): Change out_object_file to OBJS-md.
3324 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3326 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3327 JUMP_P and CALL_P predicates where applicable.
3328 * config/i386/i386.c: Ditto.
3329 * config/i386/i386.md: Ditto.
3330 * config/i386/mmx.md: Ditto.
3331 * config/i386/predicates.md: Ditto.
3333 2007-01-22 Andreas Schwab <schwab@suse.de>
3335 * config/m68k/m68k.h: Fix comment.
3337 2007-01-22 Jan Hubicka <jh@suse.cz>
3339 * passes.c (init_optimization_passes): Do not rerun
3340 pass_early_warn_uninitialized.
3342 2007-01-22 Richard Guenther <rguenther@suse.de>
3344 PR tree-optimization/30038
3345 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3347 (execute_cse_sincos_1): Likewise.
3348 (execute_cse_sincos): Likewise.
3349 (gate_cse_sincos): Likewise.
3350 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3351 the cexpi() canonicalization of sincos().
3352 * tree-pass.h (pass_cse_sincos): Declare.
3353 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3355 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3357 PR rtl-optimization/29329
3358 * combine.c (replaced_rhs_insn): Rename to i2mod.
3359 (replaced_rhs_value): Rename to i2mod_new_rhs.
3360 (i2mod_old_rhs): New global variable.
3361 (combine_instructions): Adjust for above change. Save a copy of
3362 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3363 note are substituted in the second instruction.
3364 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3365 ditch the note if it pertains to the second eliminated register
3366 and this register is mentioned in i2mod_old_rhs.
3369 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3371 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3372 the insn to which the note was originally attached.
3374 2007-01-21 Jan Hubicka <jh@suse.cz>
3376 * ipa-inline.c (inlining_mode): Comment, move up.
3377 (cgraph_decide_inlining_incrementally): Do not perform inlining
3378 itself; fix handling of flattening of self recursive functions.
3379 (cgraph_find_cycles): Remove.
3380 (cgraph_flatten_node): Remove.
3381 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3382 (try_inline): New function.
3383 (cgraph_early_inlining): Update call of
3384 cgraph_decide_inlining_incrementally. Apply inlining here.
3385 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3387 2007-01-21 Dirk Mueller <dmueller@suse.de>
3390 * tree-vrp.c (check_array_bounds): do not warn
3391 about ADDR_EXPR's of ARRAY_REF's which are immediately
3392 used in binary expressions.
3394 2007-01-21 Ira Rosen <irar@il.ibm.com>
3396 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3397 read_write_dep and macros for its access.
3398 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3399 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3400 argument, call vect_check_interleaving for every independent pair of
3401 data-refs. Mark loads that access the same memory location as a store
3403 (vect_check_dependences): Remove.
3404 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3405 call, fix the call to vect_analyze_data_ref_dependence.
3406 (vect_analyze_data_ref_access): For statements that access the same
3407 data-ref, check that they are not stores; for loads, check that there
3408 is no store that access the same location.
3410 2007-01-20 Roger Sayle <roger@eyesopen.com>
3411 Joseph Myers <joseph@codesourcery.com>
3413 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3414 (-fdump-rtl-stack): Likewise.
3415 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3416 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3417 (-mpt-fixed): Use @minus{} for minus sign.
3418 (Using Precompiled Headers): Fix under/overfull hbox.
3420 2007-01-20 Jan Hubicka <jh@suse.cz>
3422 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3423 place within annotation.
3425 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3427 * pa.c (output_move_double): Change array size of xoperands to 4.
3429 2007-01-20 Jan Hubicka <jh@suse.cz>
3431 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3434 2007-01-19 Ian Lance Taylor <iant@google.com>
3436 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3437 constant to unsigned HOST_WIDE_INT before negating.
3439 2007-01-19 Ian Lance Taylor <iant@google.com>
3441 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3443 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3444 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3445 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3446 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3447 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3448 (realloc_vdef, realloc_vuse): Change second parameter to
3450 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3452 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3453 unsigned. Change x and lim locals to unsigned.
3454 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3456 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3457 (copy_virtual_operands): Change i and n locals to unsigned.
3459 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3462 * builtins.c (fold_builtin_1): Handle builtin fdim.
3464 2007-01-20 Jan Hubicka <jh@suse.cz>
3466 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3467 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3468 init_alias_heapvars.
3469 (init_alias_heapvars): Initialize only when not already initialized.
3470 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3472 2007-01-19 Roger Sayle <roger@eyesopen.com>
3474 * common.opt (fsigned-zeros): New command line option.
3475 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3476 of flag_unsafe_math_optimizations.
3477 * opts.c (set_fast_math_flags): The -ffast-math command line option
3478 implies -fno-signed-zeros.
3479 (fast_math_flags_set_p): Likewise.
3481 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3482 the documentation of -ffast-math appropriately. Wrap long lines.
3484 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3486 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3487 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3489 2007-01-19 Tomas Bily <tbily@suse.cz>
3491 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3493 (tree_init_ic_make_global_vars): New function
3494 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3495 (tree_gen_ic_profiler): New function
3496 (tree_gen_ic_func_profiler): New function
3497 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3498 (tree_profile_hooks): Added hook for indirec/virtual calls
3499 * value-prof.c (tree_find_values_to_profile): New case for
3501 (tree_values_to_profile): Call for determining indirect/virtual
3503 (tree_indirect_call_to_profile): New function
3504 (tree_ic_transform): New function
3505 (tree_ic): New function
3506 (find_func_by_pid): New function
3507 (init_pid_map): New function
3508 (tree_value_profile_transformations): Added check for
3509 indirect/virtual call transformation
3510 * value-prof.h (enum hist_type): New counter type for
3511 indirect/virtual calls
3512 (profile_hooks): Added new hook for profiling indirect/virtual
3514 * profile.c (instrument_values): New case for indirect/virtual
3516 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3517 (GCOV_COUNTER_V_INDIR): New counter type
3518 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3519 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3521 * cgraph.c: Definition of cgraph_max_pid
3522 (cgraph_create_node): Default init of pid attribute
3523 * cgraph.h: Declaration of cgraph_max_pid
3524 (struct cgraph_node): Added pid attribute
3525 * libgcov.c (__gcov_indirect_call_profiler): New function
3526 (__gcov_one_value_profiler_body): New function
3527 (__gcov_one_value_profiler): Body was moved to
3528 __gcov_one_value_profiler_body and calls it
3530 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3532 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3533 * gengtype.c (write_types_data, write_func_for_structure,
3534 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3535 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3536 (walk_type, write_func_for_structure): Generate the mark_hook if
3539 2007-01-19 Jan Hubicka <jh@suse.cz>
3541 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3542 'early' argument take inlining mode argument specifying whether to
3543 inline for size/speeed or all functions; add support for flattening;
3545 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3547 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3550 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3551 the name of the declared identifier.
3553 2007-01-19 Dirk Mueller <dmueller@suse.de>
3555 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3556 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3557 duplicate evaluation.
3559 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3561 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3562 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3563 to XFMode, use acosxf2 and truncate result to requested mode.
3564 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3565 (asin<mode>2): Similarly, with asin expanders.
3566 (*fscalexf4_i387): Rename from *fscalexf4.
3567 (expNcorexf3): New expander.
3568 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3569 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3570 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3571 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3572 patterns for SSE math.
3573 (exp10<mode>2): Similarly, with exp10 expanders.
3574 (exp2<mode>2): Similarly, with exp2 expanders.
3575 (expm1<mode>2): Similarly, with expm1 expanders.
3576 (ldexp<mode>3): Similarly, with ldexp expanders.
3577 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3578 Use gen_truncxf<mode>2_i387_noop to truncate result.
3580 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3582 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3583 for ColdFire targets.
3585 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3586 Richard Sandiford <richard@codesourcery.com>
3588 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3589 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3590 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3591 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3592 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3593 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3595 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3597 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3598 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3599 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3600 (*adddi_dilshr32_cf): New pattern.
3601 (adddi3, subdi3): Remove first alternatives.
3603 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3605 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3606 implemented using move.l, do not use its cc result for floating-point
3609 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3611 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3612 from accepting 's' constraints if flag_pic.
3614 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3616 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3617 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3618 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3619 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3621 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3623 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3624 ColdFire alternatives.
3625 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3626 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3627 architectures that support ff1 instruction.
3629 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3630 Julian Brown <julian@codesourcery.com>
3632 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3633 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3634 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3637 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3639 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3641 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3642 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3643 HOST_WIDE_INT instead of an rtx.
3644 (m68k_rtx_costs): Update call accordingly.
3645 (output_move_const_into_data_reg): Likewise. Fix formatting.
3646 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3648 (output_move_simode_const): Update calls after above changes.
3649 Rework to use automatic variables and predicates like MEM_P.
3650 * config/m68k/m68k.md (pushexthisi_const): Update call to
3653 2007-01-19 Dirk Mueller <dmueller@suse.de>
3655 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3658 2007-01-19 Richard Guenther <rguenther@suse.de>
3660 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3661 via cexp in case sincos is not available.
3663 2007-01-19 Richard Guenther <rguenther@suse.de>
3665 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3666 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3667 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3668 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3669 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3670 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3671 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3672 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3674 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3676 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3678 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3679 (atan2xf3): Directly generate RTL pattern.
3680 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3681 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3682 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3683 disable patterns for SSE math.
3684 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3685 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3686 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3687 disable patterns for SSE math.
3689 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3691 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3693 2007-01-18 Roger Sayle <roger@eyesopen.com>
3695 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3696 VIEW_CONVERT_EXPR to the same type as it's operand.
3698 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3700 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3701 configured for long double 128.
3703 2007-01-18 Mike Stump <mrs@apple.com>
3705 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3708 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3710 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3713 2007-01-18 Jan Hubicka <jh@suse.cz>
3715 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3716 greater than NUM_VOP_FREE_BUCKETS.
3718 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3720 * tree-ssa-structalias.c: Update comments.
3721 (ptabitmap_obstack): Removed.
3723 (oldpta_obstack): Ditto.
3724 (stats): Add a few members.
3725 (struct variable_info): Remove node, complex, address_taken, and
3726 indirect_target members. Add oldsolution member.
3727 (new_var_info): Do not initialize removed members.
3728 (constraint_expr_type): Remove INCLUDES.
3729 (constraint_graph): Add size, implicit_preds, rep,
3730 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3731 (FIRST_REF_NODE): New macro.
3732 (LAST_REF_NODE): Ditto.
3733 (FIRST_ADDR_NODE): Ditto.
3734 (find): New function.
3736 (dump_constraint): Do not handle INCLUDES.
3737 (insert_into_complex): Do not insert duplicate constraints.
3738 (condense_varmap_nodes): Renamed and rewritten into ...
3739 (merge_node_constraints): This. Also fix bug in handling of
3740 offseted copy constraints.
3741 (clear_edges_for_node): No longer need to deal with preds at all,
3742 or removing associated preds/succs.
3743 (merge_graph_nodes): Deal with indirect_cycles.
3744 Don't deal with predecessors.
3745 (add_implicit_graph_edge): New function.
3746 (add_pred_graph_edge): Ditto.
3747 (add_graph_edge): Don't deal with predecessors.
3748 (build_constraint_graph): Removed.
3749 (build_pred_graph): New function.
3750 (build_succ_graph): Ditto.
3751 (struct scc_info): Removed in_component. Added roots, dfs, and
3752 node_mapping. Remove visited_index, unification_queue.
3753 (scc_visit): Deal with union-find we do now.
3754 Deal with cycles with REF nodes.
3755 (collapse_nodes): Renamed and rewritten to ...
3756 (unify_nodes): This.
3757 (process_unification_queue): Removed.
3758 (topo_visit): Cleanup
3759 (do_da_constraint): Use find.
3760 (do_sd_constraint): Ditto.
3761 (do_ds_constraint): Ditto.
3762 (do_complex_constraint): Ditto.
3763 (init_scc_info): Update for removed and added members.
3764 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
3765 (find_indirect_cycles): This.
3766 (equivalence_class): New variable.
3767 (label_visit): New function.
3768 (perform_variable_substitution): Rewritten.
3769 (free_var_substitution_info): New function.
3770 (find_equivalent_node): Ditto.
3771 (move_complex_constraints): Ditto.
3772 (eliminate_indirect_cycles): Ditto.
3773 (solve_graph): Only propagate changed bits.
3774 Use indirect cycle elimination.
3776 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
3777 (tree_id_eq): Renamed to ...
3778 (tree_vi_eq): This. Update for member change
3779 (insert_id_for_tree): Renamed and rewritten to ...
3780 (insert_vi_for_tree): This.
3781 (lookup_id_for_tree): Renamed and rewritten to ...
3782 (lookup_vi_for_tree): This.
3783 (get_id_for_tree): Renamed and rewritten to ...
3784 (get_vi_for_tree): Ditto.
3785 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
3786 (process_constraint): Don't handle INCLUDES.
3787 Remove special ADDRESSOF case.
3788 (find_func_aliases): Rewrite to use vi functions instead of id
3790 (create_function_info_for): Ditto.
3791 (create_variable_info_for): Ditto.
3792 (intra_create_variable_infos): Ditto.
3793 (merge_smts_into): Ditto.
3794 (find_what_p_points_to): Ditto.
3795 (init_base_vars): Ditto.
3796 (init_alias_vars): Ditto.
3797 (remove_preds_and_fake_succs): New function.
3798 (dump_sa_points_to_info): Dump new stats.
3799 (dump_solution_for_var): Use find.
3800 (set_used_smts): Fix formatting.
3801 (compute_points_to_sets): Updated for new functions.
3802 (ipa_pta_execute): Ditto.
3804 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3805 Richard Sandiford <richard@codesourcery.com>
3807 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
3809 * calls.c (expand_call): If the return value is a PARALLEL,
3810 extract its first member.
3811 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
3812 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3813 use FUNCTION_EXTRA_EPILOGUE.
3814 (m68k_function_value): Return a PARALLEL if the return value
3815 is of a pointer type.
3816 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
3817 (FUNCTION_EXTRA_EPILOGUE): Remove.
3818 * config/m68k/m68k.md (D0_REG): New constant.
3820 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3822 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3823 output a NOP for empty epilogues.
3825 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3827 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
3828 before function. Extend register save check to include all
3829 registers, not just integer ones.
3831 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3833 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3834 (m68k_use_return_insn): ...this.
3835 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3836 * config/m68k/m68k.c (use_return_insn): Rename to...
3837 (m68k_use_return_insn): ...this.
3838 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3841 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3843 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3844 nearest even, fix denormal rounding overflow.
3846 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3848 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3849 f%$smove and f%$move.
3850 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3851 (extendsfdf2_cf): Use fdmove instead of f%&move.
3852 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3853 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3855 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3857 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3860 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3862 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3863 (coldfire_single_format): Declare.
3864 (coldfire_double_format): Likewise.
3865 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3866 of qnan_msb_set to determine the lower bits of a canonical
3868 (encode_ieee_double): Likewise.
3869 (encode_ieee_quad): Likewise.
3870 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3871 (mips_single_format): Likewise.
3872 (ieee_double_format): Likewise.
3873 (mips_double_format): Likewise.
3874 (ieee_extended_motorola_format): Likewise.
3875 (ieee_extended_intel_96_format): Likewise.
3876 (ieee_extended_intel_128_format): Likewise.
3877 (ieee_extended_intel_96_round_53_format): Likewise.
3878 (ibm_extended_format): Likewise.
3879 (mips_extended_format): Likewise.
3880 (ieee_quad_format): Likewise.
3881 (mips_quad_format): Likewise.
3882 (vax_f_format): Likewise.
3883 (vax_d_format): Likewise.
3884 (vax_g_format): Likewise.
3885 (i370_single_format): Likewise.
3886 (i370_double_format): Likewise.
3887 (decimal_single_format): Likewise.
3888 (decimal_double_format): Likewise.
3889 (decimal_quad_format): Likewise.
3890 (c4x_single_format): Likewise.
3891 (c4x_extended_format): Likewise.
3892 (real_internal_format): Likewise.
3893 (coldfire_single_format): New real_format.
3894 (coldfire_double_format): Likewise.
3895 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3896 canonical_nan_lsbs_set.
3897 (pdp11_d_format): Likewise.
3898 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
3899 if TARGET_COLDFIRE_CPU.
3901 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3903 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
3904 (output_call, m68k_legitimize_call_address): Declare.
3905 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
3906 parenthesees. Add support for a 'W' constraint.
3907 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3908 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3909 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3910 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
3912 (override_options): Initialize them. Do not set flag_no_function_cse
3913 for TARGET_ID_SHARED_LIBRARY.
3914 (m68k_output_pic_call): Delete.
3915 (m68k_legitimize_call_address): New function.
3916 (print_operand): Remove the %o prefix. Handle the %p prefix.
3917 (output_call): New function.
3918 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
3919 target address from the GOT if symbolic jumps are not allowed.
3920 * config/m68k/m68k.md (call, general_operand): Do not set
3921 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
3922 Merge separate flag_pic and !flag_pic define_insns into...
3923 (*call, *call_value): ...these new patterns. Match the address
3924 rather than the containing MEM and require it to be a call_operand.
3925 Use output_call to generate the asm template.
3926 * config/m68k/predicates.md (const_call_operand): New predicate.
3927 (call_operand): Likewise.
3929 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3931 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
3932 (STACK_GROWS_DOWNWARD): Define to 1.
3933 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
3934 comments, emphasizing that these values are only defaults.
3935 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
3936 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
3938 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3940 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
3942 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3943 Richard Sandiford <richard@codesourcery.com>
3945 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
3946 (FP_REGNO_P): New macros.
3947 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
3948 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
3949 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
3950 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
3952 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3954 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3955 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
3957 * config/m68k/t-floatlib: New file, extracting common code from...
3958 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
3959 * config/m68k/t-uclinux: Here.
3960 * config/m68k/fpgnulib.c: Do not compile extendeed precision
3961 routines on ColdFire targets.
3963 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3965 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3966 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
3967 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
3968 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
3969 explicitly set MOTOROLA to 1.
3970 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
3972 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3973 Nathan Sidwell <nathan@codesourcery.com>
3975 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
3976 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
3977 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
3978 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
3979 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
3980 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
3981 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
3982 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
3983 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
3984 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3985 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
3986 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
3987 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
3988 (DBX_REGISTER_NUMBER): Delete.
3989 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
3990 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
3991 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
3993 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3995 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
3996 * config/flat.h: New file.
3997 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
3999 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4000 indirect references for -msep-data or -mid-shared-library.
4001 Do not use PC-relative code addresses either.
4002 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4004 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4005 for shared libraries and crt1.o for executables. Use crti.o and
4007 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4008 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4009 Do not add -elf2flt or -shared-lib-id options here.
4010 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4011 Pass -shared-lib-id if -mid-shared-library, taking the library
4012 identifier from -mshared-library-id if given, otherwise
4014 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4015 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4016 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4017 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4018 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4019 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4021 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4022 jump sequence for ISA A and ISA A+.
4023 (PICJUMP): Likewise.
4025 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4027 * config.gcc (m68k-*-uclinux*): Base the port on the common
4028 and m68k GNU/Linux files rather than on the generic ELF ones.
4029 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4030 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4032 2007-01-18 Julian Brown <julian@codesourcery.com>
4033 Richard Sandiford <richard@codesourcery.com>
4035 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4036 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4037 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4039 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4041 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4043 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4045 * doc/install.texi: Document m68k-uclinuxoldabi.
4046 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4047 * config/m68k/uclinux-oldabi.h: New file, copied from
4048 config/m68k/uclinux.h.
4050 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4052 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4053 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4054 (m32r_compute_frame_size): Use unsigned for regno.
4055 (m32r_reload_lr): Use gen_frame_mem.
4057 (m32r_output_function_epilogue): Don't output the function epilogue
4059 (m32r_expand_epilogue): New.
4060 (direct_return): Return false if the function has the interrupt
4062 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4063 * config/m32r/m32r.md (epilogue): New expander.
4064 (return_lr, return_rte): New insns.
4065 (return): Make it expander.
4066 (return_normal): New expander.
4068 2007-01-18 Josh Conner <jconner@apple.com>
4071 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4072 support for UNLE, UNLT, UNGE, and UNGT.
4074 2007-01-18 Jan Hubicka <jh@suse.cz>
4076 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4077 * tree-tailcall (add_virtual_phis): Likewise.
4078 (optimize_tail_call): Return TODOs.
4079 (execute_tail_calls): Return TODOs.
4080 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4081 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4083 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4084 Cleanup cfg using TODO.
4085 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4086 * passes.c (execute_function_todo): When cleanup did something, remove
4088 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4089 (make_edges): Don't cleanup_cfg.
4091 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4093 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4094 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4095 operate on the top of stack.
4096 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4097 register handling of instructions that output to the second
4099 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4100 (move_for_stack_reg): Special-case check for dead destination
4101 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4103 * config/i386/i386.md (UNSPEC_TAN): New constant.
4104 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4105 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4106 to correctly model move of constant 1.0 to top stack slot.
4107 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4108 (unnamed peephole2 pattern): Remove corresponding peephole2
4109 pattern that optimizes tan insn and loading of constant 1.0.
4110 (tanxf2): Use fptanxf4_i387.
4111 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4112 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4113 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4114 disable patterns for SSE math.
4115 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4116 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4118 2007-01-18 Dirk Mueller <dmueller@suse.de>
4119 Richard Guenther <rguenther@suse.de>
4122 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4123 * common.opt (Warray-bounds): Add new warning option.
4124 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4126 * Makefile.in: make tree-vrp.o depend on toplev.h
4127 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4129 (check_array_refs, check_array_bounds, check_array_ref): New.
4131 2007-01-18 Jan Hubicka <jh@suse.cz>
4133 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4134 (execute_ssa_ccp): Return flags conditionally.
4135 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4137 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4139 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4141 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4142 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4144 * Makefile.c (GTFILES): Add cfglayout.h.
4145 * gengtype.c (open_base_files): Likewise.
4146 * cfglayout.c (cfg_layout_function_footer,
4147 cfg_layout_function_header) Reindent to make gengtype happy.
4148 * cfglayout.h (cfg_layout_function_footer,
4149 cfg_layout_function_header): Add GTY(()) marker.
4151 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4153 2007-01-18 Ben Elliston <bje@au.ibm.com>
4155 * genautomata.c (write_automata): Include xstrerror output in the
4156 error message if writing the DFA description file fails.
4158 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4160 * config/mips/mips-protos.h (mips_output_external): Make it
4162 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4163 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4164 (extern_list): Likewise.
4165 (extern_head): Likewise.
4166 (TARGET_ASM_FILE_END): Likewise.
4167 (mips_file_end): Likewise.
4168 (mips_output_external): Rewritten.
4170 2007-01-18 Ben Elliston <bje@au.ibm.com>
4172 * genpreds.c (write_insn_preds_c): Only write out the function
4173 body for regclass_for_constraint if we have register constraints.
4175 2007-01-17 Tom Tromey <tromey@redhat.com>
4177 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4178 * doc/install.texi (Testing): Use sourceware.org.
4179 (Binaries): Likewise.
4180 (Specific): Likewise.
4181 * doc/contrib.texi (Contributors): Use sourceware.org.
4183 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4185 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4186 (AVR_ENHANCED): Rename to ...
4187 (AVR_HAVE_MUL): ... new.
4188 (avr_enhanced_p): Rename to ...
4189 (avr_have_mul_p): ... new.
4190 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4191 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4192 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4193 (avr_have_mul_p): ... new.
4194 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4195 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4196 'avr_enhanced_p' and 'enhanced'.
4197 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4198 AVR_HAVE_MUL instead of AVR_ENHANCED.
4199 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4200 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4201 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4202 instead of AVR_ENHANCED.
4203 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4204 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4205 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4207 2007-01-17 Ian Lance Taylor <iant@google.com>
4209 * vec.h (VEC_reserve_exact): Define.
4210 (vec_gc_p_reserve_exact): Declare.
4211 (vec_gc_o_reserve_exact): Declare.
4212 (vec_heap_p_reserve_exact): Declare.
4213 (vec_heap_o_reserve_exact): Declare.
4214 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4216 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4218 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4219 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4220 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4221 * vec.c (calculate_allocation): Add exact parameter. Change all
4223 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4224 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4225 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4226 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4227 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4228 (vec_heap_p_reserve_exact): New function.
4229 (vec_heap_o_reserve_exact): New function.
4231 2007-01-17 Jan Hubicka <jh@suse.cz>
4233 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4235 2007-01-17 Eric Christopher <echristo@apple.com>
4237 * config.gcc: Support core2 processor.
4239 2007-01-16 Jan Hubicka <jh@suse.cz>
4241 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4242 the names, just unlink the chain so we don't crash on dangling pointers
4245 2007-01-16 Jan Hubicka <jh@suse.cz>
4247 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4248 * tree-pass.h: Reorder to make IPA passes appear toegher.
4249 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4250 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4251 parameters, do not call early inliner.
4252 * ipa-inline.c: Update comments. Include tree-flow.h
4253 (cgraph_decide_inlining): Do not compute inlining parameters.
4254 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4255 be called with function context set up.
4256 (pass_ipa_inline): Remove unreachable functions before pass.
4257 (cgraph_early_inlining): Simplify assuming to be called from the
4259 (pass_early_inline): New pass.
4260 (cgraph_gate_ipa_early_inlining): New gate.
4261 (pass_ipa_early_inline): Turn into simple wrapper.
4262 (compute_inline_parameters): New function.
4263 (gate_inline_passes): New gate.
4264 (pass_inline_parameters): New pass.
4265 (apply_inline): Move here from tree-optimize.c
4266 (pass_apply_inline): New pass.
4267 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4269 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4271 (tree_function_versioning): Do not allocate dummy struct function.
4272 * tree-inline.h (optimize_inline_calls): Update prototype.
4273 * tree-optimize.c (execute_fixup_cfg): Export.
4274 (pass_fixup_cfg): Remove
4275 (tree_rest_of_compilation): Do not apply inlines.
4276 * tree-flow.h (execute_fixup_cfg): Declare.
4277 * Makefile.in (gt-passes.c): New.
4278 * passes.c: Include gt-passes.h
4279 (init_optimization_passes): New passes.
4280 (nnodes, order): New static vars.
4281 (do_per_function_toporder): New function.
4282 (execute_one_pass): Dump current pass here.
4283 (execute_ipa_pass_list): Don't dump current pass here.
4285 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4287 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4288 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4290 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4292 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4293 (strong_alias): Define.
4294 (__gcc_qmul): Provide non-FMA for soft-float.
4300 (__gcc_qunord): New.
4310 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4311 soft-float functions.
4312 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4313 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4314 about long double soft float.
4316 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4317 Tehila Meyzels <tehila@il.ibm.com>
4319 * tree-vectorizer.h (is_pattern_stmt_p): New.
4320 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4321 formatting (tabs instead of spaces). Cleanup and clarify setting
4322 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4323 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4324 (vectorizable_type_demotion): Check that types are integral.
4325 (vectorizable_type_promotion): Likewise.
4326 (vectorizable_store): Fix typo. Eliminate new-line at end of
4329 2007-01-16 Jan Hubicka <jh@suse.cz>
4331 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4334 2007-01-15 Eric Christopher <echristo@apple.com>
4336 * ifcvt.c: Include vec.h, vecprim.h.
4337 (check_cond_move_block): New argument regs.
4338 Reorganize. Add registers used to regs.
4339 (cond_move_process_if_block): Use regs set above as
4342 2007-01-15 Eric Christopher <echristo@apple.com>
4344 * config/darwin.h: Update copyright.
4345 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4346 (LINK_COMMAND_SPEC): Add -u.
4347 (LINK_SPEC): Fix umbrella for above.
4349 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4351 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4354 2007-01-15 Tom Tromey <tromey@redhat.com>
4356 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4357 * doc/install.texi (Testing): Don't mention jacks.
4358 (Configuration): Document --enable-java-maintainer-mode. Move
4359 --with-java-home to libgcj-specific section. Document
4361 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4363 2007-01-15 Jan Hubicka <jh@suse.cz>
4365 * tree-ssa-dce.c (DCE_TODOs): New.
4366 (propagate_necessity): Return if something changed.
4367 (eliminate_unnecessary_stmts): Likewise.
4368 (perform_tree_ssa_dce): Return TODO flags when needed.
4369 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4371 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4373 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4374 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4375 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4376 patterns using X87MODEF12 mode macro. Extend operand 1
4377 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4378 (log10<mode>2): Ditto.
4379 (log2<mode>2): Ditto.
4380 (log1p<mode>2): Ditto.
4381 (logb<mode>2): Ditto.
4382 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4383 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4384 (*fxtractxf3_i387): Rename from *fxtractxf3.
4385 (fxtract_extend<mode>xf3_i387): New insn pattern.
4386 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4387 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4388 and gen_fyl2xxf3_i387().
4390 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4392 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4393 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4394 get_loop_exit_edges. Changed return type to bool.
4395 * cfgloop.h (fix_loop_placement): Declaration removed.
4397 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4399 * param.h (MIN_VECT_LOOP_BOUND): New.
4400 * params.def (MIN_VECT_LOOP_BOUND): New.
4401 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4402 argument - minimum threshold for number of iterations.
4403 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4404 argument to declaration.
4405 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4406 MIN_VECT_LOOP_BOUND.
4407 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4408 slpeel_tree_peel_loop_to_edge with additional argument.
4409 (vect_do_peeling_for_alignment): Likewise.
4410 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4412 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4415 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4418 2007-01-14 Jan Hubicka <jh@suse.cz>
4420 * tree-dfa.c (remove_referenced_var): New function.
4421 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4422 prune referenced vars list too.
4423 * tree-flow.h (remove_referenced_var): Declare.
4425 2007-01-14 Jan Hubicka <jh@suse.cz>
4427 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4429 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4430 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4431 * except.h (verify_eh_throw_table_statements): Kill prototype.
4432 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4433 into call exrepssions.
4434 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4436 * tree-cfg.c: Include pointer-set.h.
4437 (verify_node_sharing): Work on pointer set.
4438 (verify_eh_throw_stmt_node): New.
4439 (verify_stmts): Use pointers sets, verify throw_stmt.
4441 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4443 * ipa-reference.c (analyze_function): Consider also addresses taken
4446 2007-01-12 Roger Sayle <roger@eyesopen.com>
4448 * c-typeck.c (null_pointer_constant_p): Replace use of
4449 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4450 (build_c_cast): Likewise.
4452 2007-01-12 Roger Sayle <roger@eyesopen.com>
4454 * tree.h (force_fit_type_double): Remove unused final argument.
4455 * c-common.c (constant_expression_warning): Replace use of
4456 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4457 (convert_and_check): Likewise.
4458 (shorten_compare): Update call to force_fit_type_double.
4459 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4460 * convert.c (convert_to_pointer): Update call to
4461 force_fit_type_double.
4462 * fold-const.c (force_fit_type_double): Remove overflowed_const
4464 (int_const_binop, fold_convert_const_int_from_int,
4465 fold_convert_const_int_from_real, fold_div_compare,
4466 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4467 fold_abs_const, fold_not_const): Remove the final argument from
4468 calls to force_fit_type_double.
4470 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4472 * configure.ac: Set insn to "nop" for spu-*-* also.
4473 * configure: Regenerate.
4475 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4477 * builtins.def : Add BUILT_IN_FREE.
4479 2007-01-12 Jan Hubicka <jh@suse.cz>
4481 PR tree-optimization/30443
4482 * tree-inline.c (tree_function_versioning): Do not optimize when
4483 cloning for inlining.
4485 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4487 * doc/loop.texi: Document recording of loop exits.
4488 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4489 (update_single_exits_after_duplication,
4490 update_single_exit_for_duplicated_loop,
4491 update_single_exit_for_duplicated_loops): Removed.
4492 (duplicate_loop_to_header_edge): Do not call
4493 update_single_exits_after_duplication and
4494 update_single_exit_for_duplicated_loops.
4495 (loop_version): Do not update single_exit information.
4496 (fix_loop_structure): Use record_loop_exits instead of
4497 mark_single_exit_loops.
4498 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4499 the lists of loop exits.
4500 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4501 split_edge, merge_blocks): Update the lists of loop exits.
4502 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4503 loop_optimizer_init.
4504 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4505 of mark_single_exit_loops.
4506 (loop_optimizer_finalize): Call release_recorded_exits.
4507 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4508 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4509 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4510 update single exit information.
4511 * lambda-code.c (perfect_nestify): Ditto.
4512 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4513 (mark_single_exit_loops): Removed.
4514 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4515 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4516 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4518 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4519 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4520 (verify_loop_structure): Verify consistency of the exit lists.
4521 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4522 (set_single_exit): Removed.
4523 * cfgloop.h (struct loop_exit): New function.
4524 (struct loop): single_exit_ field replaced by exits field.
4525 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4526 (struct loops): Added exits hash.
4527 (mark_single_exit_loops, set_single_exit): Declaration removed.
4528 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4530 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4532 * doc/invoke.texi: Avoid use of @headitem.
4534 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4536 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4538 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4540 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4543 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4544 Richard Sandiford <richard@codesourcery.com>
4546 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4547 * config/m68k/m68k.opt: Resort options.
4548 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4550 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4551 Richard Sandiford <richard@codesourcery.com>
4553 * doc/invoke.texi: Document the macros that are defined by
4554 m68k's -mtune and -mhard-float options.
4555 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4556 (m68k_cpp_cpu_family): Likewise.
4557 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4558 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4559 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4560 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4561 (m68k_cpp_cpu_family): Likewise.
4563 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4565 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4566 macros besides mc68000 as tuning macros. Use a switch statement
4567 to set them and mcpu32.
4569 2007-01-12 Julian Brown <julian@codesourcery.com>
4571 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4572 (TARGET_68040_ONLY): Rename to...
4573 (TARGET_68040): ...this.
4574 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4575 * config/m68k/m68k.md: Likewise.
4577 2007-01-12 Julian Brown <julian@codesourcery.com>
4578 Nathan Sidwell <nathan@codesourcery.com>
4579 Richard Sandiford <richard@codesourcery.com>
4581 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4582 the -mcpu= argument associated with the --with-cpu setting.
4583 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4584 if different from the one implied by the -mcpu setting.
4585 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4586 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4587 * doc/invoke.texi: Mention ColdFire in the introduction to the
4588 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4589 -mno-div and -mhard-float options. Make -m68881 a synonym for
4590 -mhard-float. Document the previously-undocumented -m5206e,
4591 -m528x, -m5307 and -m5407 options. Tweak the existing option
4592 documentation for consistency.
4593 * doc/install.texi: Mention new --with-cpu arguments.
4594 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4595 default CPU if neither -mcpu nor -march are specified.
4596 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4597 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4598 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4599 using m68k_tune to decide between families that implement the
4600 same ISA. Use m68k_tune to set __mcfv4e__.
4601 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4602 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4603 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4604 (FL_ISA_C, FL_ISA_MMU): New macros.
4605 (MASK_COLDFIRE): Delete.
4606 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4607 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4608 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4609 (TARGET_HARD_FLOAT): Do not define here.
4610 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4611 (TUNE_68000): New macro.
4612 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4613 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4614 (TUNE_CFV2): Redefine in terms of m68k_tune.
4615 (uarch_type, target_device, fpu_type): New enums.
4616 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4617 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4618 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4619 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4620 (FL_FOR_isa_c): New macros.
4621 (m68k_isa): New enum.
4622 (m68k_target_selection): New structure.
4623 (all_devices, all_isas, all_microarchs): New tables.
4624 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4625 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4626 (MASK_ALL_CPU_BITS): Delete.
4627 (m68k_find_selection): New function.
4628 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4629 Map the legacy target options to a combination of the new ones.
4630 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4631 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4632 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4634 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4635 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4637 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4638 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4639 * config/m68k/m68k-devices.def: New file.
4641 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4642 Nathan Sidwell <nathan@codesourcery.com>
4644 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4645 (SUBTARGET_EXTRA_SPECS): New macros.
4646 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4647 use %(asm_cpu_spec) instead.
4648 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4649 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4650 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4651 (EXTRA_SPECS): Rename to...
4652 (SUBTARGET_EXTRA_SPECS): ...this.
4654 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4655 Richard Sandiford <richard@codesourcery.com>
4656 Julian Brown <julian@codesourcery.com>
4658 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4659 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4660 to the configuration's default CPU.
4661 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4662 Remove default masks.
4663 (m680[012]0-*-*): Set the default with_cpu to the first part of
4665 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4666 (m68k*-*-linux): Extend the --with-cpu handling to...
4667 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4668 and m68010. Don't set target_cpu_default2.
4669 * doc/install.texi: Document --with-cpu for m68k.
4670 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4671 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4672 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4673 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4674 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4675 (ASM_SPEC): Remove use of %(asm_cpu_default).
4676 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4677 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4678 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4679 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4680 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4681 (TARGET_DEFAULT): Delete.
4682 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4683 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4684 (CPP_CPU_SPEC): Delete.
4685 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4686 the appropriate string.
4687 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4688 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4689 (ASM_SPEC): Don't use %(asm_default_spec).
4690 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4691 TARGET_DEFAULT and add MASK_68881.
4692 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4694 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4696 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4697 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4698 MASK_68010 alongside MASK_68020.
4699 * doc/invoke.texi: Document -m68010.
4700 * config/m68k/m68k.opt (m68010): New.
4701 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4703 (TUNE_68010): New macro.
4704 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4705 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4706 (M68K_CPU_m68332): Add MASK_68010.
4707 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4708 fallback definition.
4709 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4711 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4712 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4713 to all entries that use MASK_68020.
4714 (output_move_simode_const, output_move_himode, output_move_qimode)
4715 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4716 instead of TARGET_68020 to select clr behavior. Remove comment
4717 about there being no TARGET_68010.
4718 * config/m68k/m68k.md: Likewise throughout.
4720 2007-01-12 Julian Brown <julian@codesourcery.com>
4722 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4723 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4724 * config/m68k/m68k.md: Likewise.
4726 2007-01-12 Julian Brown <julian@codesourcery.com>
4728 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4729 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4731 2007-01-12 Julian Brown <julian@codesourcery.com>
4733 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4734 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4735 * config/m68k/m68k.md: Likewise.
4737 2007-01-12 Julian Brown <julian@codesourcery.com>
4738 Richard Sandiford <richard@codesourcery.com>
4740 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4741 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4742 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4744 (TARGET_CPU32): Rename to...
4745 (TUNE_CPU32): ...this.
4746 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4747 (TUNE_CFV2): New macros.
4748 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4749 remove conditions that are implied by TARGET_68020.
4750 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4751 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4752 (m68k_output_function_epilogue): Likewise.
4753 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4754 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
4755 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
4756 non-68000 timings. Refactor multiplication and division costs.
4757 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
4758 TUNE_CPU32 instead of TARGET_CPU32.
4759 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
4760 and TUNE_68060 instead of TARGET_68060.
4761 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
4762 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
4764 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
4765 && !TARGET_COLDFIRE" to choose between moveq and clr.
4766 Likewise in the unnamed movsf pattern.
4767 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
4768 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
4771 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4773 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
4774 of tabbing before backslashes.
4776 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4778 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
4779 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
4780 (ASM_OUTPUT_INTERNAL_LABEL): Define.
4782 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4784 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
4785 find_interesting_uses_cond.
4786 (find_interesting_uses_cond): Use extract_cond_operands.
4787 (rewrite_use_compare): Use extract_cond_operands and
4788 force_gimple_operand_bsi. Do not call update_stmt.
4789 (determine_use_iv_cost_condition): Use extract_cond_operands.
4790 Return cheaper of using original bound and changing the exit bound.
4792 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4794 PR tree-optimization/29516
4795 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
4796 most_expensive_mult_to_index, addr_to_parts,
4797 create_mem_ref, maybe_fold_tmr): Make the type of
4798 fields of TARGET_MEM_REF sizetype.
4799 (move_fixed_address_to_symbol, move_pointer_to_base):
4801 * tree.def (TARGET_MEM_REF): Add comment on types of
4804 2007-01-11 Joseph Myers <joseph@codesourcery.com>
4806 * c-common.c (vector_types_convertible_p): Treat opaque types as
4807 always convertible if they have the same size, but not otherwise.
4809 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
4811 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4812 Remove the b_unconditional field.
4813 (noce_try_sign_mask): Do not look at b_unconditional.
4814 (noce_process_if_block): Do not use merge_if_blocks. Update
4815 the CFG here. Do not set b_unconditional.
4816 (cond_move_process_if_block): Likewise.
4817 (find_cond_trap): Likewise.
4818 (check_cond_move_block): Require simple jump insns at the end
4821 2007-01-11 Jan Hubicka <jh@suse.cz>
4823 PR tree-optimization/1046
4824 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
4825 when alias info is not ready.
4826 (pass_tail_recursion): Do not require aliasing.
4827 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
4828 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
4829 * tree-ssa-copy.c (pass_copy_prop): Likewise.
4830 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
4831 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
4832 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
4833 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4835 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4836 When aliasing is not build, mark statement as volatile.
4838 2007-01-11 Tom Tromey <tromey@redhat.com>
4840 PR preprocessor/15185, PR preprocessor/20989:
4841 * doc/cppopts.texi <-MT>: Update description of algorithm for
4842 computing default target.
4843 <-M, -MD>: Reword "basename" text.
4845 2007-01-11 Roger Sayle <roger@eyesopen.com>
4847 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4848 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4849 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4850 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4851 fold_builtin_bswap, real_constp, fold_builtin_pow,
4852 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4853 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4854 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4855 * convert.c (convert_to_pointer): Likewise.
4856 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4857 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4858 const_binop, fold_convert_const_int_from_int,
4859 fold_convert_const_int_from_real,
4860 fold_convert_const_real_from_real, sign_bit_p,
4861 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4862 fold_sign_changed_comparison, fold_unary, fold_comparison,
4863 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4864 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4865 * print-tree.c (print_node_brief, print_node): Likewise.
4866 * stor-layout.c (place_field, layout_type): Likewise.
4867 * tree-chrec.c (keep_cast): Likewise.
4868 * tree.c (build_vector, build_real, build_real_from_int_cst,
4869 build_complex): Likewise.
4871 2007-01-11 Roger Sayle <roger@eyesopen.com>
4873 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4874 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4876 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4878 * configure.ac (strict1_warn): Rename to strict_warn.
4879 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4880 cc_set_by_configure, quoted_cc_set_by_configure,
4881 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4882 all_boot_languages, all_stagestuff): Remove.
4883 (target_list): Remove bootstrap targets.
4884 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4885 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4886 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4887 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4888 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4889 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4890 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4891 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4892 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4893 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4894 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4895 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4896 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4897 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
4898 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
4899 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
4900 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
4901 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
4902 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
4903 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
4904 (mostlyclean): Adjust.
4905 (clean, distclean): Don't mention bootstrap stuff.
4906 * configure: Regenerate.
4907 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4908 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4909 treelang/config-lang.in (stagestuff): Remove.
4910 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4911 stageprofile, stagefeedback, stagestuff): Remove mention.
4913 2007-01-11 Nick Clifton <nickc@redhat.com>
4915 * config/mcore/predicates.md (mcore_general_movesrc_operand):
4917 (mcore_general_movdst_operand): Do not accept CONST_INTs.
4918 (mcore_arith_K_S_operand): Run the test for the S constraint not
4919 the test for the M constraint.
4920 (mcore_addsub_operand): Do not accept integer values that are
4921 larger than 32 bits.
4922 * config/mcore/mcore.md: Remove unused constraints from split.
4923 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
4925 (allocate_stack): Likewise.
4926 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
4927 operands to 32 bits.
4928 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
4930 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
4931 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
4932 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
4933 mcore_output_bclri, mcore_output_andn, output_inline_const,
4934 mcore_output_move, mcore_output_movedouble): Likewise.
4935 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
4936 (output_inline_const): Likewise.
4937 (output_inline_const): Fix format strings used in sprintf
4939 * config/mcore/mcore-protos.h: Update prototypes for changed
4940 functions in mcore.c.
4941 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
4942 HOST_WIDE_INT and not int.
4943 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
4944 CONST_OK_FOR_N): Likewise.
4945 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
4946 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
4949 2007-01-10 Jan Hubicka <jh@suse.cz>
4951 * tree-vrp.c (remove_range_assertions): Release defs.
4952 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
4953 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
4955 2007-01-10 Paul Brook <paul@codesourcery.com>
4957 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
4958 * config/arm/arm.md (mulsi3subsi): New insn.
4960 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
4962 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
4963 (tree_transform_and_unroll_loop): New.
4964 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
4967 2007-01-10 Robert Kennedy <jimbob@google.com>
4969 * fold-const.c (fold_comparison): Fold comparisons like (x *
4970 1000 < 0) to (x < 0).
4972 2007-01-10 Ian Lance Taylor <iant@google.com>
4974 * tree-pretty-print.c (dump_generic_node): Print parentheses when
4975 operands have the same priority.
4977 2007-01-10 Tom Tromey <tromey@redhat.com>
4979 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
4980 (fold_binary): Likewise.
4981 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
4982 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
4983 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
4984 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
4985 * langhooks.h (struct lang_hooks): Removed field
4986 'can_use_bit_fields_p'.
4988 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
4990 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
4992 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
4994 * function.c (get_last_funcdef_no): New function.
4995 * function.h (get_last_funcdef_no): Declare.
4996 * tree-inline.c (initialize_cfun): Add initialization.
4997 (tree_function_versioning): Cleanup.
4999 2007-01-10 Jan Hubicka <jh@suse.cz>
5001 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5004 2007-01-10 Sa Liu <saliu@de.ibm.com>
5005 Ben Elliston <bje@au.ibm.com>
5007 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5008 for SAVE_NONLOCAL and Pmode for any other save level.
5009 * spu-protos.h (spu_restore_stack_block): Declare.
5010 * spu.md (save_stack_block): Remove.
5011 (restore_stack_block): Call spu_restore_stack_block.
5012 * spu.c (spu_restore_stack_block): New function.
5013 (spu_expand_epilogue): Remove old comment.
5015 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5017 PR tree-optimization/30322
5018 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5019 (cand_value_at): Return the value as aff_tree.
5020 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5021 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5022 aff_combination_mult): New functions.
5023 (aff_combination_add): Use aff_combination_add_cst.
5024 (aff_combination_convert): Allow conversions to a wider type.
5025 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5026 * tree-affine.h (aff_combination_mult): Declare.
5028 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5030 * doc/tm.texi: Update documentation to reflect reality of exec
5031 and start file search behaviours. Update copyright year.
5032 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5033 header file directories.
5035 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5037 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5038 (*cosxf2): Rename to cosxf2_i387.
5039 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5040 using X87MODEF12 mode macro. Rename patterns to
5041 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5043 (*cosdf2, *cossf2): Ditto.
5044 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5045 to match extended input operands.
5046 (sincos<mode>3): New expander.
5047 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5048 insn patterns and corresponding splitters.
5050 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5052 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5053 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5055 2007-01-09 Nicolas Pitre <nico@cam.org>
5058 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5060 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5062 * target.h (struct gcc_target): New field library_rtti_comdat.
5063 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5064 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5065 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5066 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5068 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5070 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5072 2007-01-08 Richard Guenther <rguenther@suse.de>
5074 * tree.h (force_fit_type_double): Export.
5075 (force_fit_type): Remove.
5076 * fold-const.c (force_fit_type_double): New function.
5077 (force_fit_type): Remove.
5078 (int_const_binop): Use it.
5079 (fold_convert_const_int_from_int): Likewise.
5080 (fold_convert_const_int_from_real): Likewise.
5081 (fold_div_compare): Likewise.
5082 (fold_sign_changed_comparison): Likewise.
5083 (fold_unary): Likewise.
5084 (fold_negate_const): Likewise.
5085 (fold_abs_const): Likewise.
5086 (fold_not_const): Likewise.
5087 * c-common.c (shorten_compare): Use force_fit_type_double.
5088 * convert.c (convert_to_pointer): Likewise.
5090 2007-01-08 Richard Guenther <rguenther@suse.de>
5092 * tree.h (build_int_cst_wide_type): Export.
5093 * tree.c (build_int_cst_wide_type): New function.
5094 (build_int_cst_wide): Fix comment.
5095 * builtins.c (fold_builtin_object_size): Use build_int_cst
5096 to build -1 or 0 of the correct type. Use fit_double_type
5097 to check for overflow.
5098 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5100 (decode_field_reference): Likewise.
5101 (all_ones_mask_p): Likewise.
5102 (native_interpret_int): Use build_int_cst_wide_type.
5103 (fold_binary): Use build_int_cst_type to build an all-ones
5105 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5107 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5109 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5111 2007-01-09 Ben Elliston <bje@au.ibm.com>
5113 * genautomata.c (STATS_OPTION): New option.
5114 (stats_flag): New flag.
5115 (gen_automata_option): Handle it.
5116 (initiate_automaton_gen): Ditto.
5117 (write_automata): Output statistics only if stats_flag is
5118 set. Likewise, output time statistics only if time_flag is set.
5119 * doc/md.texi (Processor pipeline description): Document new flag.
5121 2007-01-08 Richard Guenther <rguenther@suse.de>
5123 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5124 * tree.c (build_int_cst_type): Likewise.
5125 (size_in_bytes): Don't call force_fit_type on the result.
5126 (int_fits_type_p): Use fit_double_type.
5127 * fold-const.c (fit_double_type): New function.
5128 (force_fit_type): Use it.
5129 * tree.h (fit_double_type): Export.
5131 2007-01-08 Jan Hubicka <jh@suse.cz>
5133 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5134 * ipa.c (function_and_variable_visibility): Fix return type.
5136 2007-01-08 Richard Guenther <rguenther@suse.de>
5138 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5139 of offset to build the index.
5140 * tree-pretty-print.c (dump_generic_node): Don't build negated
5141 const just for printing.
5142 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5143 * builtins.c (fold_builtin_int_roundingfn): Check if result
5144 fits the type by using force_fit_type and comparing the result.
5145 * predict.c (predict_loops): Use compare_tree_int for comparison.
5146 * tree.c (build_int_cst): Fall back to integer_type_node for
5148 (build_int_cst_wide): Assert type is non-null.
5150 2007-01-08 Roberto Costa <roberto.costa@st.com>
5152 * tree-vrp.c (extract_range_from_cond_expr): New.
5153 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5154 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5156 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5157 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5158 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5159 used as expressions.
5160 * tree-object-size.c (cond_expr_object_size): New.
5161 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5163 2007-01-08 Jan Hubicka <jh@suse.cz>
5165 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5166 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5169 2007-01-08 Richard Guenther <rguenther@suse.de>
5171 PR tree-optimization/23603
5172 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5173 (extract_range_from_binary): Fall back to truthvalue instead of
5174 varying for TRUTH_*_EXPR.
5175 (extract_range_from_comparison): Fall back to truthvalue instead of
5177 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5178 if all visited PHI values were constant.
5180 2007-01-08 Jan Hubicka <jh@suse.cz>
5182 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5183 (cgraph_analyze_function): break out from ...
5184 (cgraph_finalize_compilation_unit): ... here.
5185 (cgraph_expand_function): Remove forgoten commented out line.
5186 (cgraph_optimize): Analyze functions.
5188 2007-01-08 Jan Hubicka <jh@suse.cz>
5190 * tree-pas.h (TODO_remove_function): New flag.
5191 (TODO_update*): Renumber.
5192 (pass_ipa_increase_alignment,
5193 pass_ipa_function_and_variable_visibility): New passes.
5194 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5195 (cgraph_function_and_variable_visibility): Move to ipa.c
5196 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5197 cgraph_increase_alignment.
5198 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5199 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5200 calling tree-inline.
5201 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5202 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5203 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5204 (gate_increase_alignment): New function.
5205 (pass_ipa_increase_alignment): New pass.
5206 * ipa.c: Inline tree-pass.h and timevar.h
5207 (function_and_variable_visibility): Move here from cgraphunit.c
5208 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5209 * passes.c (init_optimization_passes): Add the two new passes.
5210 (execute_todo): Handle cgraph_remove_functions.
5212 2007-01-08 Nick Clifton <nickc@redhat.com>
5214 * config/frv/predicates.md (reg_or_0_operand): Accept
5217 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5219 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5220 * config.gcc: Add bfin*-rtems*.
5222 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5224 * c.opt: Add -flax-vector-conversions.
5225 * c-typeck.c (convert_for_assignment): Pass flag to
5226 vector_types_convertible_p to allow emission of note.
5227 (digest_init): Likewise.
5228 * c-opts.c: Handle -flax-vector-conversions.
5229 * c-common.c (flag_lax_vector_conversions): New.
5230 (vector_types_convertible_p): Unless -flax-vector conversions
5231 has been passed, disallow conversions between vectors with
5232 differing numbers of subparts and/or element types. If such
5233 a conversion is disallowed, possibly emit a note on the first
5234 occasion only to inform the user of -flax-vector-conversions.
5235 The new last argument specifies this.
5236 * c-common.h (flag_lax_vector_conversions): New.
5237 (vector_types_convertible_p): Add extra argument.
5238 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5239 char_type_node for V*QI type vectors.
5240 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5241 Update to satisfy new typechecking rules.
5242 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5244 * doc/invoke.texi (C Dialect Options): Document
5245 -flax-vector-conversions.
5247 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5249 PR tree-optimization/29877
5250 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5251 a register variable on the RHS to not be replaceable.
5253 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5254 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5255 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5256 const_simm15, const_pow2, const_npow2): Added.
5257 * config/score/misc.md (insv, extv, extzv, movmemsi,
5258 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5259 * config/score/score.c (score_address_cost, score_select_cc_mode):
5261 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5262 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5263 Update score_print_operand.
5264 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5265 Adjust register allocate order and update some macro define.
5266 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5267 mdx_block_move_straight, mdx_block_move_loop_head,
5268 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5269 mdx_block_move): Added.
5270 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5271 mdp_limm): Updated and fix some bug and typo.
5272 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5273 (movsf, movdf, doloop_end): Added.
5275 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5277 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5278 config/arm/thumb2.md: Fix comment typos.
5279 * doc/extend.texi: Fix a typo.
5281 2007-01-07 Eric Christopher <echristo@apple.com>
5283 * configure.ac: Check for __stack_chk_fail for darwin.
5284 * configure: Regenerate.
5286 2007-01-07 Richard Guenther <rguenther@suse.de>
5288 * tree-vrp.c (extract_range_from_assert): CSE calls to
5289 compare_values where possible.
5290 (extract_range_from_unary_expr): Likewise.
5292 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5294 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5295 * config/avr/avr.c (call_insn_operand): Delete function.
5296 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5297 instead of register number. Use predicates.
5298 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5299 call_insn_operand): Add.
5301 2007-01-06 Jan Hubicka <jh@suse.cz>
5303 * tree-pass.h (pass_build_cgraph_edges): Declare.
5304 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5305 (visited_nodes): Remove.
5306 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5307 build_cgrpah_edges; make visited_nodes local.
5308 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5309 (record_references_in_initializer): Move to cgraphbuild.c
5310 (initialize_inline_failed, rebuild_cgraph_edges,
5311 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5312 (verify_cgraph_node): Make visited_nodes local.
5313 (cgraph_analyze_function): Do not call cgraph_create_edges and
5314 initialize_inline_failed.
5315 (cgraph_expand_function): Do not call cgraph_lower_function;
5316 assert that function is already lowered.
5317 * Makefile.in (cgraphbuild.o): New.
5318 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5319 at the end of lowering passes.
5321 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5323 * ifcvt.c (cond_move_convert_if_block): New function, code
5324 factored out from...
5325 (cond_move_process_if_block): ...here. Call the new function
5326 on the THEN and ELSE blocks.
5327 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5328 already takes care of this.
5330 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5333 * tree.h (TREE_OVERFLOW_P): New.
5334 * c-typeck.c (parser_build_unary_op): Warn only if result
5335 overflowed and operands did not.
5336 (parser_build_binary_op): Likewise.
5337 (convert_for_assignment): Remove redundant overflow_warning.
5338 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5340 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5342 * c-typeck.c (store_init_value): Split over two lines to follow
5343 the GNU coding style.
5345 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5347 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5348 __GXX_EXPERIMENTAL_CXX0X__.
5349 * doc/cpp.texi: Same.
5351 2007-01-05 Richard Guenther <rguenther@suse.de>
5354 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5355 with mismatched types. Instead explicitly build a
5356 conversion NOP_EXPR.
5358 2007-01-05 Ian Lance Taylor <iant@google.com>
5360 * c-common.c (decl_with_nonnull_addr_p): New function.
5361 (c_common_truthvalue_conversion): Call it.
5362 * c-typeck.c (build_binary_op): Likewise.
5363 * c-common.h (decl_with_nonnull_addr_p): Declare.
5365 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5368 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5371 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5373 * doc/install.texi (Final install): Document the fact that
5374 the GNAT runtime should not be stripped.
5376 2007-01-04 Jan Hubicka <jh@suse.cz>
5378 * tree-inline.c (fold_marked_statements): Update operand caches
5379 and EH after folding
5381 2007-01-04 Ian Lance Taylor <iant@google.com>
5383 * c-common.c (check_function_nonnull): Whitespace fix.
5385 2007-01-04 Jan Hubicka <jh@suse.cz>
5387 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5388 comitted older version of patch.
5389 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5390 function, celanup cfg and collect garbage.
5392 2007-01-04 Mike Stump <mrs@apple.com>
5394 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5397 2007-01-04 Eric Christopher <echristo@apple.com>
5399 * libgcc2.c (__bswapsi2): Use SItype.
5400 (__bswapdi2): Use DItype.
5401 * libgcc2.h: Update for above.
5403 2007-01-04 Paul Brook <paul@codesourcery.com>
5405 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5406 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5407 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5408 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5409 umulsi3_highpart): Make conditional on !arm_arch6.
5410 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5411 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5412 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5413 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5414 umulsi3_highpart_v6): New insns.
5416 2007-01-04 Roger Sayle <roger@eyesopen.com>
5418 * fold-const.c (fold_convert): When casting an expression to void,
5419 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5420 have a type. Instead of attempting to build a NOP_EXPR, return
5421 these "special" trees directly.
5423 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5425 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5426 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5427 rs6000_cost->fp not 0 as adjustment for outer NEG.
5429 2007-01-04 Jan Hubicka <jh@suse.cz>
5431 * cgraph.c (cgraph_release_function_body): New function.
5432 (cgraph_remove_node): Use it.
5433 * cgraph.h (cgraph_release_function_body): Declare.
5434 * cgraphunit.c (cgraph_expand_function): Use it.
5435 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5436 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5437 is initialized and while compilation of other function is running.
5438 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5439 statement CFG annotations from here to ...
5440 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5442 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5444 * cfgloop.h (enum li_flags): Make the constants powers of two.
5446 2007-01-04 Jan Hubicka <jh@suse.cz>
5448 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5450 (fold_marked_statements): New function.
5451 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5452 * tree-inline.h (copy_body_data): Add statements_to_fold.
5454 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5456 * config.gcc: Mention libgcc/config.host.
5457 * Makefile.in: Update comments mentioning libgcc.
5458 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5459 (all.cross, start.encap, rest.encap, rest.cross): Update
5460 dependencies for libgcc move.
5461 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5462 (clean-target, clean-target-libgcc): Delete.
5463 (srcdirify, GCC_EXTRA_PARTS): New macros.
5464 (libgcc-support, libgcc.mvars): New rules.
5465 (distclean): Remove mention of mklibgcc.
5466 (install): Don't reference INSTALL_LIBGCC.
5467 (install-common): Don't reference EXTRA_PARTS.
5468 (install-libgcc, install-multilib): Delete rules.
5469 * mklibgcc.in: Delete file.
5470 * doc/configfiles.texi: Don't mention mklibgcc.
5472 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5473 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5474 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5475 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5476 (mklibgcc, ldblspecs): Likewise.
5478 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5479 (posixpre.def): Use $(T).
5480 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5481 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5482 (SHLIB_LINK): Make dummy.
5483 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5485 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5487 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5488 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5489 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5490 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5492 * configure.ac (all_outputs): Remove mklibgcc.
5493 * configure: Regenerated.
5495 2007-01-03 Josh Conner <jconner@apple.com>
5498 * calls.c (compute_argument_addresses): Set stack and stack_slot
5499 for partial args, too.
5500 (store_one_arg): Use locate.size.constant for the size when
5501 generating a save_area.
5503 2007-01-03 Robert Kennedy <jimbob@google.com>
5505 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5506 whose definitions are deleted due to basic block merging.
5508 2007-01-03 Paul Brook <paul@codesourcery.com>
5511 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5513 (use_return_insn): Return 0 for Thumb interrupt functions.
5514 (print_multi_reg): Add rfe argument for IRQ returns.
5515 (arm_output_epilogue): Pop interrupt return address directly into PC.
5516 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5518 2007-01-03 Paul Brook <paul@codesourcery.com>
5520 Merge from sourcerygxx-4_1.
5521 * config/arm/thumb2.md: New file.
5522 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5524 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5525 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5526 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5527 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5529 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5530 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5532 * config/arm/ieee754-sf.S: Ditto.
5533 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5534 (thumb1_base_register_rtx_p): ... to this.
5535 (thumb_index_register_rtx_p): Rename...
5536 (thumb1_index_register_rtx_p): ... to this.
5537 (thumb_output_function_prologue): Rename...
5538 (thumb1_output_function_prologue): ... to this.
5539 (thumb_legitimate_address_p): Rename...
5540 (thumb1_legitimate_address_p): ... to this.
5541 (thumb_rtx_costs): Rename...
5542 (thumb1_rtx_costs): ... to this.
5543 (thumb_compute_save_reg_mask): Rename...
5544 (thumb1_compute_save_reg_mask): ... to this.
5545 (thumb_final_prescan_insn): Rename...
5546 (thumb1_final_prescan_insn): ... to this.
5547 (thumb_expand_epilogue): Rename...
5548 (thumb1_expand_epilogue): ... to this.
5549 (arm_unwind_emit_stm): Rename...
5550 (arm_unwind_emit_sequence): ... to this.
5551 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5552 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5553 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5554 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5555 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5556 thumb2_output_casesi): New functions.
5557 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5558 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5559 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5560 THUMB2_WORK_REGS): Define.
5561 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5562 arm_condexec_mask, arm_condexec_masklen)): New variables.
5563 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5564 (arm_override_options): Check new CPU capabilities.
5565 Set new architecture flag variables.
5566 (arm_isr_value): Handle v7m interrupt functions.
5567 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5569 (const_ok_for_arm): Handle Thumb-2 constants.
5570 (arm_gen_constant): Ditto. Use movw when available.
5571 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5573 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5574 (thumb_find_work_register, arm_load_pic_register,
5575 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5576 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5577 print_multi_reg, output_mov_long_double_fpa_from_arm,
5578 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5579 output_mov_double_fpa_from_arm, output_move_double,
5580 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5581 output_return_instruction, arm_output_function_prologue,
5582 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5583 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5584 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5585 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5586 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5587 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5589 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5590 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5591 (arm_file_start): Output directive for unified syntax.
5592 (arm_unwind_emit_set): Handle stack alignment instruction.
5593 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5594 Add v6t2, v7, v7a, v7r and v7m.
5595 (RETLDM): Add Thumb-2 code.
5596 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5597 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5598 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5599 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5600 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5601 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5602 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5603 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5604 ADJUST_INSN_LENGTH): Define.
5605 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5606 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5607 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5608 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5609 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5610 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5611 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5612 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5613 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5614 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5615 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5616 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5617 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5618 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5619 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5620 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5621 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5623 * config/arm/arm-tune.md: Regenerate.
5624 * config/arm/arm-protos.h: Update prototypes.
5625 * config/arm/vfp.md: Enable patterns for Thumb-2.
5626 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5627 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5628 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5629 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5630 * config/arm/libunwind.S: Add Thumb-2 code.
5631 * config/arm/constraints.md: Update include Thumb-2.
5632 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5633 * config/arm/ieee754-df.S: Ditto.
5634 * config/arm/bpabi.S: Ditto.
5635 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5636 * config/arm/predicates.md (low_register_operand,
5637 low_reg_or_int_operand, thumb_16bit_operator): New.
5638 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5639 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5640 * config/arm/t-arm-elf: Add armv7 multilib.
5641 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5643 (UNSPEC_STACK_ALIGN, ce_count): New.
5644 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5645 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5647 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5648 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5649 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5650 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5651 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5652 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5654 * doc/extend.texi: Document ARMv7-M interrupt functions.
5655 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5657 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5659 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5660 (struct _Unwind_Context): Rename args_size to flags, remove
5661 signal_frame field, add a new args_size field and version field.
5662 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5663 _Unwind_IsExtendedContext): New inline functions.
5664 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5665 Assume by_value array is only present if _Unwind_IsExtendedContext.
5666 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5667 _Unwind_IsSignalFrame.
5668 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5669 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5670 (uw_init_context_1): Initialize context->flags to
5671 EXTENDED_CONTEXT_BIT.
5672 * config/rs6000/linux-unwind.h (frob_update_context): Use
5673 _Unwind_SetSignalFrame.
5675 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5678 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5679 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5682 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5684 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5685 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5686 RET, AT_SP): Remove.
5687 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5690 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5691 * cfgbuild.c (find_basic_blocks): Likewise.
5692 * cfgrtl.c (rtl_create_basic_block): Likewise.
5693 * function.c (temp_slots_at_level): Likewise.
5694 * reg-stack.c (stack_regs_mentioned): Likewise.
5695 * regclass.c (allocate_reg_info): Likewise.
5696 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5697 set_bb_for_stmt, move_block_to_fn): Likewise.
5698 * tree-complex.c (tree_lower_complex): Likewise.
5699 * vec.h (VEC_safe_grow_cleared): New.
5701 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5703 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5705 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5706 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5708 * cfgloopmanip.c (scale_loop_frequencies): Export.
5709 (loopify): Scale the frequencies by prescribed coefficients.
5710 (set_zero_probability): New function.
5711 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5712 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5713 and frequencies according to arguments.
5714 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5716 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5717 * modulo-sched.c (sms_schedule): Set probabilities for entering
5718 versioned loop correctly.
5719 * tree-vect-transform.c (vect_transform_loop): Ditto.
5720 * cfgloop.h (loopify, loop_version): Declaration changed.
5721 (scale_loop_frequencies): Declared.
5723 2007-01-02 Jan Hubicka <jh@suse.cz>
5725 * cgraph.c: Include tree-flow.h
5726 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5728 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5729 * tree-pass.h (pass_all_early_optimizations): Declare.
5730 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5732 (cgraph_analyze_function): Do early_local_passes.
5733 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5734 Do not add referenced vars.
5735 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5737 (gate_all_early_local_passes): New gate.
5738 (pass_early_local_passes): Use new gate.
5739 (execute_early_local_optimizations): New functions.
5740 (gate_all_early_optimizations): New gate.
5741 (pass_all_early_optimizations): New pass.
5742 (execute_free_datastructures): Free SSA only when initialized.
5743 (gate_init_datastructures): Init only when optimizing.
5744 (tree_lowering_passes): Do early local passes when called late.
5745 * tree-profile.c (do_tree_profiling): Don't profile functions added
5747 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5748 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5750 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5751 during early_local_passes.
5752 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
5755 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5757 * Makefile.in: Update copyright year.
5759 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5761 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
5762 in $(lang_checks) and check-consistency targets.
5764 2007-01-02 Jan Hubicka <jh@suse.cz>
5766 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5767 Do not add referenced vars.
5768 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
5770 * passes.c (init_optimization_passes): Put mudflap_2 after
5771 free_datastructures.
5773 2007-01-02 Jan Hubicka <jh@suse.cz>
5775 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
5776 Set NOTHROW flag on call statements proved to be nothrow.
5777 Update statement of local calls so new pure/const functions are
5778 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
5780 (tree_rest_of_compilation): Register hooks and initialize bitmap
5781 early. Do not set after_inlining flag.
5783 2007-01-02 Steve Ellcey <sje@cup.hp.com>
5785 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
5786 HOST_BITS_PER_LONGLONG
5788 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5791 * c-typeck.c (store_init_value): Don't emit pedantic overflow
5792 warning for non-static initializers.
5794 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
5796 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
5797 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
5798 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
5799 Always use set_unique_reg_note to add REG_EQUAL notes.
5801 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5804 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5806 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5807 * cfgbuild.c (find_basic_blocks): Likewise.
5808 * cfgrtl.c (rtl_create_basic_block): Likewise.
5809 * function.c (temp_slots_at_level): Likewise.
5810 * reg-stack.c (stack_regs_mentioned): Likewise.
5811 * regclass.c (allocate_reg_info): Likewise.
5812 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5813 set_bb_for_stmt, move_block_to_fn): Likewise.
5814 * tree-complex.c (tree_lower_complex): Likewise.
5815 * vec.h (VEC_safe_grow_cleared): New.
5817 2007-01-02 Ian Lance Taylor <iant@google.com>
5819 * c-common.c (c_common_truthvalue_conversion): When warning about
5820 using an assignment as a truth value, set TREE_NO_WARNING.
5822 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5825 * c.opt (Wold-style-declaration): New.
5826 * doc/invoke.texi (C-only Warning Options): New.
5827 (Wold-style-declaration): Document it.
5828 (Wextra): Enabled by -Wextra.
5829 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5830 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
5831 -Wold-style-declaration.
5833 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5835 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5836 * cfgbuild.c (find_basic_blocks): Likewise.
5837 * cfgrtl.c (rtl_create_basic_block): Likewise.
5838 * function.c (temp_slots_at_level): Likewise.
5839 * reg-stack.c (stack_regs_mentioned): Likewise.
5840 * regclass.c (allocate_reg_info): Likewise.
5841 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5842 set_bb_for_stmt, move_block_to_fn): Likewise.
5843 * tree-complex.c (tree_lower_complex): Likewise.
5844 * vec.h (VEC_safe_grow_cleared): New.
5846 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5848 * c-common.c (c_common_nodes_and_builtins): Since variants of
5849 void_type_node get built before it is given a name, we need to
5850 give those variants the name, too.
5851 (complete_array_type): We need to work with the canonical main
5852 type of the array, from which we will build the qualified version.
5853 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5854 * print-tree.c (print_node): Display canonical type information
5856 * stor-layout.c (layout_type): When we don't know the
5857 alignment of a type for which we're building an array, we end up
5858 guessing wrong, so make the type require structural equality.
5859 * tree.c (make_node_stat): When we build a new type, it is its
5861 (build_type_attribute_qual_variant): When building an attribute
5862 variant, its canonical type is the non-attribute variant. However,
5863 if the attributes are target-dependent and they differ, we need to
5864 use structural equality checks for this type.
5865 (build_qualified_type): A qualified type is not equivalent to its
5866 unqualified variant; set the canonical type appropriately.
5867 (build_distinct_type_copy): When building a distinct type from
5868 another type, the new type is its own canonical type.
5869 (build_variant_type_copy): When building a new type variant, we
5870 assume that it is equivalent to the original type.
5871 (build_pointer_type_for_mode): When building a pointer type, also
5872 build a canonical type pointer.
5873 (build_reference_type_for_mode): When building a reference type,
5874 also build a canonical type reference.
5875 (build_index_type): When we can't hash an index type (e.g.,
5876 because its maximum value is negative), the index type requires
5877 structural equality tests.
5878 (build_array_type): Build the canonical form of an array type.
5879 (build_function_type): Function types require structural equality,
5880 because they contain default arguments, attributes, etc.
5881 (build_method_type_directly): Ditto for method types.
5882 (build_offset_type): Build the canonical offset type.
5883 (build_complex_type): Build the canonical vector type.
5884 (make_vector_type): Build the canonical vector type.
5885 * tree.h (TYPE_CANONICAL): New.
5886 (TYPE_STRUCTURAL_EQUALITY_P): New.
5887 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5888 (struct tree_type): Added "canonical" field.
5889 * params.h (VERIFY_CANONICAL_TYPES): New.
5890 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5891 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5892 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5893 * doc/invoke.texi (verify-canonical-types): Document --param
5894 parameter for verifying canonical types.
5896 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5898 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
5899 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
5900 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
5901 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
5903 * config/rs6000/e500.h: New.
5904 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
5905 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
5907 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5908 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5909 TARGET_E500_DOUBLE): Remove.
5910 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5911 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
5912 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
5913 * config/rs6000/rs6000.c (rs6000_override_options): Use
5916 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5918 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
5919 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
5920 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
5921 rs6000_emit_cmove): Don't check TARGET_E500.
5922 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
5923 sordered): Don't check TARGET_E500.
5925 2007-01-01 Eric Christopher <echristo@apple.com>
5927 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
5928 HARD_REGISTER_NUM_P.
5930 2007-01-01 Roger Sayle <roger@eyesopen.com>
5932 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
5933 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
5934 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
5937 2007-01-01 Mike Stump <mrs@apple.com>
5939 * configure.ac: Remove support for building with Apple's gcc-3.1.
5941 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5944 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
5945 REG is a hard register. Do not modify REG before calling
5947 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
5948 multiple of the size of YMODE for certain lowpart cases.
5950 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5953 * gimplify (voidify_wrapper_expr): Update for
5956 2007-01-01 Andreas Schwab <schwab@suse.de>
5959 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
5960 save of BR0 in extra_spill_size instead of spill_size.
5961 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
5963 (ia64_expand_epilogue): Restore BR0 from its new location.
5965 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5967 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
5968 Use a temporary variable if the left hand side is not a gimple
5971 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5973 * gimplify.c (gimplify_return_expr): Make the temporary variable
5974 for the return expression, a gimple register variable.
5976 2007-01-01 Jan Hubicka <jh@suse.cz>
5978 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
5981 2007-01-01 Mike Stump <mrs@apple.com>
5983 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
5985 * config/darwin.c (machopic_select_rtx_section): Use
5987 (darwin_mergeable_constant_section): Likewise.
5988 * configure: Regenerate.
5989 * config.in: Regenerate.
5991 2007-01-01 Jan Hubicka <jh@suse.cz>
5992 Andrew Pinski <pinskia@gmail.com>
5994 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
5995 before starting IPA passes.