1 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
3 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
4 config/sh/sh.md: Follow spelling conventions.
6 2007-02-18 Roger Sayle <roger@eyesopen.com>
8 PR rtl-optimization/28173
9 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
10 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
11 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
12 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
13 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
15 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17 * builtins.c (fold_builtin_load_exponent): New.
18 (fold_builtin_2): Use it.
20 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
22 PR rtl-optimization/30773
23 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
24 if we fail to attach a REG_EQUIV note.
26 2007-02-18 David Edelsohn <edelsohn@gnu.org>
27 Roger Sayle <roger@eyesopen.com>
29 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
31 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
33 * calls.c (initialize_argument_information): Pass original EXP
34 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
35 code to split complex arguments here, as part of initializing the
37 (expand_call): Remove code that builds a list of arguments and
38 inserts implicit arguments into it. Instead, just count how many
39 implicit arguments there will be so we can determine the size of
40 the ARGS array, and let initialize_argument_information do the work.
41 (split_complex_values): Delete unused function.
43 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
45 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
47 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
49 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
50 for arg pointer based indexed addressing.
52 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
54 * config/ia64/ia64.h, config/ia64/ia64.md,
55 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
58 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
60 * config/m68k/m68k.c (split_di): New.
61 * config/m68k/m68k-protos.h: Declare split_di.
62 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
63 Improve predicate handling and split constant shifts.
65 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
67 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
68 parameter for register bitfield operations, general predicates
71 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
73 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
74 * config/m68k/linux-unwind.h: New file.
76 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
78 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
79 config/i386/athlon.md, config/ia64/ia64.md,
80 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
81 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
82 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
83 tree-ssa-loop-niter.c, tree-vect-analyze.c,
84 tree-vect-transform.c: Fix comment typos.
86 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
88 * sched-deps.c (find_insn_list): Remove.
89 * sched-int.h: Remove the prototype for find_insn_list.
91 2007-02-16 Geoffrey Keating <geoffk@apple.com>
93 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
95 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
96 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
97 darwin_rs6000_override_options.
98 (C_COMMON_OVERRIDE_OPTIONS): Expect
99 darwin_macosx_version_min to be non-NULL always.
100 (TARGET_C99_FUNCTIONS): Likewise.
101 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
102 (DARWIN_MINVERSION_SPEC): New.
103 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
104 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
106 (DARWIN_MINVERSION_SPEC): New.
107 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
109 * config/darwin-c.c (darwin_cpp_builtins): Expect
110 darwin_macosx_version_min to be non-NULL always.
112 * config/rs6000/rs6000.c: Clean up trailing whitespace.
114 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
116 * config/i386/i386.h (x86_use_xchgb): New.
117 (TARGET_USE_XCHGB): New macro.
118 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
119 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
120 Split after reload into bswaphi for shifts of 8.
121 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
122 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
123 or when optimizing for size.
125 2007-02-16 Richard Guenther <rguenther@suse.de>
126 Christian Bruel <christian.bruel@st.com>
128 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
129 DECLs but prefer SSA_NAMEs over DECLs.
131 2007-02-16 Richard Guenther <rguenther@suse.de>
133 * tree-flow-inline.h (single_imm_use_p): Remove.
134 (zero_imm_uses_p): Likewise.
135 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
136 instead of single_imm_use_p.
137 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
140 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
143 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
144 nested double- and backquotes.
146 2007-02-15 Roger Sayle <roger@eyesopen.com>
149 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
150 should be unreachable.
151 (build2_stat): Allow construction of MODIFY_EXPR at any time.
152 For the time being redirect GIMPLE_MODIFY_STMT to the new
153 (renamed) build_gimple_modify_stmt_stat.
154 (build2_gimple_stat): Rename to...
155 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
156 Always build a GIMPLE_MODIFY_STMT node.
157 * tree.h (build2_gimple, build2_gimple_stat): Delete.
158 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
161 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
162 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
163 * tree-complex.c (set_component_ssa_name, expand_complex_move,
164 expand_complex_div_wide): Likewise.
165 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
166 * tree-ssa-loop-im.c (schedule_sm): Likewise.
167 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
168 * tree-ssa-loop-manip.c (create_iv): Likewise.
169 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
170 abs_replacement): Likewise.
171 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
172 realify_fake_stores): Likewise.
174 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
175 node rather than a GIMPLE_MODIFY_STMT node.
176 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
177 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
179 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
180 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
183 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
186 * fold-const.c (fold_comparison): Add back the
187 folding of constant complex comparisions.
189 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
192 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
193 effects unknown to this function, return early.
195 2007-02-15 Ian Lance Taylor <iant@google.com>
197 * lower-subreg.c (move_eh_region_note): New static function.
198 (resolve_simple_move): Call it.
199 (decompose_multiword_subregs): Track blocks for which we resolve a
200 simple move which is also a control flow insn. Pass them to
201 find_many_sub_basic_blocks.
202 (pass_lower_subreg): Add TODO_verify_flow.
203 (pass_lower_subreg2): Likewise.
205 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
206 Brooks Moses <brooks.moses@codesourcery.com>
207 Lee Millward <lee.millward@codesourcery.com>
209 * tree.h (enum tree_code_class): Add tcc_vl_exp.
210 (VL_EXP_CLASS_P): New.
211 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
213 (TREE_OPERAND_CHECK_CODE): Likewise.
214 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
215 (TREE_RTL_OPERAND_CHECK): Likewise.
216 (tree_operand_check_failed): Make second parameter the whole tree
217 instead of its code. Fixed callers.
219 (TREE_OPERAND_LENGTH): New.
220 (VL_EXP_OPERAND_LENGTH): New.
222 (CALL_EXPR_STATIC_CHAIN): New.
223 (CALL_EXPR_ARGS): New.
224 (CALL_EXPR_ARG): New.
225 (call_expr_nargs): New.
226 (CALL_EXPR_ARGP): New.
227 (build_nt_call_list): Declare.
228 (build_vl_exp_stat): Declare.
230 (build_call_list): Declare.
231 (build_call_nary): Declare.
232 (build_call_valist): Declare.
233 (build_call_array): Declare.
234 (call_expr_arg): Declare.
235 (call_expr_argp): Declare.
236 (call_expr_arglist): Declare.
237 (fold_build_call_list): Declare.
238 (fold_build_call_list_initializer): Declare.
239 (fold_call_expr): Declare to replace fold_builtin.
240 (fold_builtin_fputs): Update to agree with modified definition.
241 (fold_builtin_strcpy): Likewise.
242 (fold_builtin_strncpy): Likewise.
243 (fold_builtin_memory_chk): Likewise.
244 (fold_builtin_stxcpy_chk): Likewise.
245 (fold_builtin_strncpy_chk): Likewise.
246 (fold_builtin_next_arg): Likewise.
247 (fold_build_call_expr): Declare.
248 (fold_builtin_call_list): Declare.
249 (fold_builtin_call_valist): Declare.
250 (build_call_expr): Declare.
251 (validate_arglist): Update to agree with modified definition.
252 (tree_operand_length): New.
253 (call_expr_arg_iterator): New.
254 (init_call_expr_arg_iterator): New.
255 (next_call_expr_arg): New.
256 (first_call_expr_arg): New.
257 (more_call_expr_args_p): New.
258 (FOR_EACH_CALL_EXPR_ARG): New.
260 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
262 (tree_code_size): Update documentation. Use sizeof (tree) rather
263 than sizeof (char *).
264 (tree_size): Likewise. Add case for tcc_vl_exp.
265 (tree_node_structure): Add case for tcc_vl_exp.
266 (contains_placeholder_p): Likewise.
267 (substitute_in_expr): Likewise.
268 (substitute_placeholder_in_expr): Likewise.
269 (stabilize_reference_1): Likewise.
270 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
271 to diagnose breakage of this interface for constructing CALL_EXPRs.
272 (build_nt): Add similar assertion here.
273 (build_nt_call_list): New.
274 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
275 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
277 (get_callee_fndecl): Use new CALL_EXPR accessors.
278 (tree_operand_check_failed): Change parameters to pass entire node
279 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
280 (process_call_operands): New.
281 (build_vl_exp_stat): New.
282 (build_call_list): New.
283 (build_call_nary): New.
284 (build_call_valist): New.
285 (build_call_array): New.
286 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
287 (call_expr_arglist): New.
289 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
290 tcc_vl_exp instead of a fixed-size tcc_expression.
292 * doc/c-tree.texi (CALL_EXPR): Document new representation and
293 accessors for CALL_EXPRs.
294 (AGGR_INIT_EXPR): Likewise.
296 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
297 Brooks Moses <brooks.moses@codesourcery.com>
298 Lee Millward <lee.millward@codesourcery.com>
300 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
301 (expand_builtin_nonlocal_goto): Change parameter to be entire
302 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
303 (expand_builtin_prefetch): Likewise.
304 (expand_builtin_classify_type): Likewise.
305 (mathfn_built_in): Return NULL_TREE instead of 0.
306 (expand_errno_check): Use new CALL_EXPR accessors.
307 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
308 Return NULL_RTX instead of 0.
309 (expand_builtin_mathfn_2): Likewise.
310 (expand_builtin_mathfn_3): Likewise.
311 (expand_builtin_interclass_mathfn): Likewise.
312 (expand_builtin_sincos): Likewise.
313 (expand_builtin_cexpi): Likewise.
314 (expand_builtin_int_roundingfn): Likewise.
315 (expand_builtin_int_roundingfn_2): Likewise.
316 (expand_builtin_pow): Likewise.
317 (expand_builtin_powi): Likewise.
318 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
319 of arglist, fixing callers appropriately. Use new CALL_EXPR
320 accessors and constructors. Return NULL_RTX instead of 0.
321 (expand_builtin_strstr): Likewise.
322 (expand_builtin_strchr): Likewise.
323 (expand_builtin_strrchr): Likewise.
324 (expand_builtin_strpbrk): Likewise.
325 (expand_builtin_memcpy): Likewise.
326 (expand_builtin_mempcpy): Likewise.
327 (expand_builtin_mempcpy_args): New.
328 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
329 (expand_builtin_memmove_args): New.
330 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
331 (expand_movstr): Likewise.
332 (expand_builtin_strcpy): Likewise.
333 (expand_builtin_strcpy_args): New.
334 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
335 (expand_builtin_strncpy): Likewise.
336 (expand_builtin_memset): Likewise.
337 (expand_builtin_memset_args): New.
338 (expand_builtin_bzero): Similarly to expand_builtin_memset.
339 (expand_builtin_memcmp): Likewise.
340 (expand_builtin_strcmp): Likewise.
341 (expand_builtin_strncmp): Likewise.
342 (expand_builtin_strcat): Likewise.
343 (expand_builtin_strncat): Likewise.
344 (expand_builtin_strspn): Likewise.
345 (expand_builtin_strcspn): Likewise.
346 (expand_builtin_args_info): Likewise.
347 (expand_builtin_va_start): Likewise.
348 (gimplify_va_arg_expr): Likewise.
349 (expand_builtin_va_end): Likewise.
350 (expand_builtin_va_copy): Likewise.
351 (expand_builtin_frame_address): Likewise.
352 (expand_builtin_alloca): Likewise.
353 (expand_builtin_bswap): Likewise.
354 (expand_builtin_unop): Likewise.
355 (expand_builtin_fputs): Likewise.
356 (expand_builtin_expect): Likewise.
357 (expand_builtin_fabs): Likewise.
358 (expand_builtin_copysign): Likewise.
359 (expand_builtin_printf): Likewise.
360 (expand_builtin_fprintf): Likewise.
361 (expand_builtin_sprintf): Likewise.
362 (expand_builtin_init_trampoline): Likewise.
363 (expand_builtin_signbit): Likewise.
364 (expand_builtin_fork_or_exec): Likewise.
365 (expand_builtin_sync_operation): Likewise.
366 (expand_builtin_compare_and_swap): Likewise.
367 (expand_builtin_lock_test_and_set): Likewise.
368 (expand_builtin_lock_release): Likewise.
369 (expand_builtin): Likewise.
370 (builtin_mathfn_code): Likewise.
372 (fold_builtin_constant_p): Pass call arguments individually instead
373 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
374 accessors and constructors. Return NULL_TREE instead of 0.
375 (fold_builtin_expect): Likewise.
376 (fold_builtin_classify_type): Likewise.
377 (fold_builtin_strlen): Likewise.
378 (fold_builtin_nan): Likewise.
379 (integer_valued_real_p): Likewise.
380 (fold_trunc_transparent_mathfn): Likewise.
381 (fold_fixed_mathfn): Likewise.
382 (fold_builtin_cabs): Likewise.
383 (fold_builtin_sqrt): Likewise.
384 (fold_builtin_cbrt): Likewise.
385 (fold_builtin_cos): Likewise.
386 (fold_builtin_cosh): Likewise.
387 (fold_builtin_tan): Likewise.
388 (fold_builtin_sincos): Likewise.
389 (fold_builtin_cexp): Likewise.
390 (fold_builtin_trunc): Likewise.
391 (fold_builtin_floor): Likewise.
392 (fold_builtin_ceil): Likewise.
393 (fold_builtin_round): Likewise.
394 (fold_builtin_int_roundingfn): Likewise.
395 (fold_builtin_bitop): Likewise.
396 (fold_builtin_bswap): Likewise.
397 (fold_builtin_logarithm): Likewise.
398 (fold_builtin_hypot): Likewise.
399 (fold_builtin_pow): Likewise.
400 (fold_builtin_powi): Likewise.
401 (fold_builtin_exponent): Likewise.
402 (fold_builtin_memset): Likewise.
403 (fold_builtin_bzero): Likewise.
404 (fold_builtin_memory_op): Likewise.
405 (fold_builtin_bcopy): Deleted; call site changed to invoke
406 fold_builtin_memory_op directly.
407 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
408 (fold_builtin_strncpy): Likewise.
409 (fold_builtin_memcmp): Likewise.
410 (fold_builtin_strcmp): Likewise.
411 (fold_builtin_strncmp): Likewise.
412 (fold_builtin_signbit): Likewise.
413 (fold_builtin_copysign): Likewise.
414 (fold_builtin_isascii): Likewise.
415 (fold_builtin_toascii): Likewise.
416 (fold_builtin_isdigit): Likewise.
417 (fold_builtin_fabs): Likewise.
418 (fold_builtin_abs): Likewise.
419 (fold_builtin_fmin_fmax): Likewise.
420 (fold_builtin_carg): Likewise.
421 (fold_builtin_classify): Likewise.
422 (fold_builtin_unordered_cmp): Likewise.
424 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
425 New functions split out from fold_builtin_1.
426 (fold_builtin_n): New.
427 (fold_builtin_varargs): New.
428 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
430 (fold_call_expr): New.
431 (build_function_call_expr): Rewrite to use new helper function.
432 (fold_builtin_call_list): New.
433 (build_call_expr): New.
434 (fold_builtin_call_valist): New.
435 (rewrite_call_expr): New.
437 (validate_arglist): Change parameter to be entire CALL_EXPR instead
438 of an arglist. Change return type to bool. Use new CALL_EXPR
441 (fold_builtin_strstr): Pass call arguments individually instead
442 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
443 accessors and constructors. Return NULL_TREE instead of 0.
444 (fold_builtin_strchr): Likewise.
445 (fold_builtin_strrchr): Likewise.
446 (fold_builtin_strpbrk): Likewise.
447 (fold_builtin_strcat): Likewise.
448 (fold_builtin_strncat): Likewise.
449 (fold_builtin_strspn): Likewise.
450 (fold_builtin_strcspn): Likewise.
451 (fold_builtin_fputs): Likewise.
452 (fold_builtin_next_arg): Likewise.
453 (fold_builtin_sprintf): Likewise.
455 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
456 NULL_RTX instead of 0.
457 (expand_builtin_memory_chk): Likewise.
458 (maybe_emit_chk_warning): Likewise.
459 (maybe_emit_sprintf_chk_warning): Likewise.
461 (fold_builtin_object_size): Pass call arguments individually instead
462 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
463 accessors and constructors. Return NULL_TREE instead of 0.
464 (fold_builtin_memory_chk): Likewise.
465 (fold_builtin_stxcpy_chk): Likewise.
466 (fold_builtin_strncpy_chk): Likewise.
467 (fold_builtin_strcat_chk): Likewise.
468 (fold_builtin_strcat_chk): Likewise.
469 (fold_builtin_strncat_chk): Likewise.
470 (fold_builtin_sprintf_chk): Likewise.
471 (fold_builtin_snprintf_chk): Likewise.
472 (fold_builtin_printf): Likewise.
473 (fold_builtin_vprintf): Likewise.
475 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
477 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
478 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
479 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
480 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
481 (fold_unary): Likewise.
482 (fold_binary): Likewise.
483 (fold_ternary): Remove CALL_EXPR case, since they are no longer
485 (fold): Add logic for tcc_vl_exp.
486 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
487 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
488 (fold_build3_stat): Add assertion to flag broken interface for
489 constructing CALL_EXPRs.
490 (fold_build_call_list): New.
491 (fold_build_call_list_initializer): New.
492 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
494 (fold_strip_sign_ops): Likewise.
496 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
497 Brooks Moses <brooks.moses@codesourcery.com>
498 Lee Millward <lee.millward@codesourcery.com>
500 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
501 accessors and dump arguments explicitly.
503 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
505 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
507 (print_call_name): Use new CALL_EXPR accessors.
509 * print-tree.c (print_node): Add case tcc_vl_exp. Print
510 CALL_EXPR arguments explicitly instead of as a list. Use
511 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
513 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
514 (vrp_visit_stmt): Likewise.
516 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
517 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
519 (force_move_till_expr): Likewise.
521 * targhooks.c (default_external_stack_protect_fail): Use
522 build_call_expr instead of build_function_call_expr.
523 (default_hidden_stack_protect_fail): Likewise.
525 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
528 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
529 and walk arguments explicitly.
531 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
532 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
533 (expand_simple_operations): Likewise.
534 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
536 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
538 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
540 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
541 instead of TREE_CODE_LENGTH.
543 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
544 (tree_ic_transform): Likewise.
545 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
546 parameter instead of arglist. Fix callers.
547 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
548 (tree_stringops_transform): Likewise.
549 (tree_indirect_call_to_profile): Likewise.
550 (tree_stringops_values_to_profile): Likewise.
552 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
553 (eliminate_tail_call): Likewise.
555 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
557 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
558 Use TREE_OPERAND_LENGTH and generalize to handle any number of
560 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
562 * omp-low.c (build_omp_barrier): Use build_call_expr.
563 (lower_rec_input_clauses): Likewise.
564 (lower_reduction_clauses): Likewise.
565 (expand_parallel_call): Likewise.
566 (maybe_catch_exception): Likewise.
567 (expand_omp_for_generic): Likewise.
568 (expand_omp_for_static_nochunk): Likewise.
569 (expand_omp_sections): Likewise.
570 (lower_omp_single_simple): Likewise.
571 (lower_omp_single_copy): Likewise.
572 (lower_omp_master): Likewise.
573 (lower_omp_ordered): Likewise.
574 (lower_omp_critical): Likewise.
576 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
577 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
579 * tree-gimple.c (is_gimple_call_addr): Fix doc.
580 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
581 TREE_CODE_LENGTH. Add tcc_vl_exp case.
583 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
584 and generalize to handle any number of operands.
585 (chrec_contains_undetermined): Likewise.
586 (tree_contains_chrecs): Likewise.
587 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
589 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
591 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
592 fold_call_expr instead of fold_builtin.
593 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
594 match declarations there.
595 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
598 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
599 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
601 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
602 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
604 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
607 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
608 (execute_cse_sincos): Use new CALL_EXPR accessors.
610 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
612 * gimple-low.c (lower_function_body): Use build_call_expr.
613 (lower_builtin_setjmp): Likewise.
615 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
616 (set_storage_via_libcall): Likewise.
617 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
618 instead of TREE_CODE_LENGTH.
619 (expand_expr_real_1): Use new CALL_EXPR accessors.
621 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
622 generalize to handle any number of operands.
623 (TB_parent_eq): Likewise.
625 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
626 (strip_builtin_expect): Likewise.
628 * function.c (gimplify_parameters): Use build_call_expr.
630 * tree-vectorizer.c (vect_is_simple_reduction): Use TREE_OPERAND_LENGTH
631 instead of TREE_CODE_LENGTH.
633 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
634 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
636 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
639 * gimplify.c (build_stack_save_restore): Use build_call_expr.
640 (gimplify_decl_expr): Likewise.
641 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
642 Use new CALL_EXPR iterators.
643 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
644 (gimplify_modify_expr_to_memset): Likewise.
645 (gimplify_variable_sized_compare): Likewise.
646 (gimplify_omp_atomic_fetch_op): Likewise.
647 (gimplify_omp_atomic_pipeline): Likewise.
648 (gimplify_omp_atomic_mutex): Likewise.
649 (gimplify_function_tree): Likewise.
651 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
652 (call_expr_flags): Likewise.
653 (expand_call): Likewise.
655 * except.c (expand_builtin_eh_return_data_regno): Pass entire
656 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
659 * coverage.c (create_coverage): Use build_call_expr.
661 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
662 (temp_call_expr_obstack): New.
663 (pool_copy_list): Delete.
664 (temp_copy_call_expr): New.
665 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
666 CALL_EXPR accessors. Get rid of special goo for copying argument
667 lists and use temp_copy_call_expr instead.
668 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
670 (create_expression_by_pieces): Likewise. Use build_call_array
671 to construct the result instead of fold_build3.
672 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
673 dealing with argument lists.
674 (init_pre): Remove references to expression_node_pool and
675 list_node_pool. Init temp_call_expr_obstack instead.
676 (fini_pre): Remove references to expression_node_pool and
679 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
680 and walk arguments explicitly instead of as a list.
682 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
683 (mx_register_decls): Likewise.
684 (mudflap_register_call): Likewise.
685 (mudflap_finish_file): Likewise.
687 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
688 (ipa_callsite_compute_param): Likewise.
690 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
691 accessors and constructor.
693 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
694 accessors and constructor.
695 (convert_tramp_reference): Likewise.
696 (convert_call_expr): Likewise.
697 (finalize_nesting_tree_1): Likewise.
699 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
702 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
704 * tree-inline.c (initialize_inlined_parameters): Pass entire
705 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
707 (estimate_num_insns_1): Use new CALL_EXPR accessors.
708 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
710 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
711 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
712 (vectorizable_reduction): Likewise.
713 (vectorizable_call): Use new CALL_EXPR iterators.
714 (vectorizable_conversion): Use build_call_expr.
715 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
716 (vect_gen_widened_results_half): Use build_call_expr.
717 (vect_setup_realignment): Likewise.
718 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
720 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
721 (pass_through_call): Likewise.
722 (compute_object_sizes): Likewise. Use fold_call_expr instead of
725 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
726 (tree_gen_pow2_profiler): Likewise.
727 (tree_gen_one_value_profiler): Likewise.
728 (tree_gen_ic_func_profiler): Likewise.
729 (tree_gen_average_profiler): Likewise.
730 (tree_gen_ior_profiler): Likewise.
732 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
733 (find_func_aliases): Use new CALL_EXPR accessors. Add case
734 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
736 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
739 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
742 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
744 (convert_to_integer): Likewise.
746 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
749 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
750 Brooks Moses <brooks.moses@codesourcery.com>
751 Lee Millward <lee.millward@codesourcery.com>
753 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
755 * config/frv/frv.c (frv_expand_builtin): Likewise.
756 * config/s390/s390.c (s390_expand_builtin): Likewise.
758 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
759 (sparc_expand_builtin): Use new CALL_EXPR accessors.
761 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
762 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
763 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
764 (ix86_expand_store_builtin): Likewise.
765 (ix86_expand_unop_builtin): Likewise.
766 (ix86_expand_unop1_builtin): Likewise.
767 (ix86_expand_sse_compare): Likewise.
768 (ix86_expand_sse_comi): Likewise.
769 (ix86_expand_vec_init_builtin): Likewise.
770 (ix86_expand_vec_ext_builtin): Likewise.
771 (ix86_expand_vec_set_builtin): Likewise.
772 (ix86_expand_builtin): Use new CALL_EXPR accessors.
774 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
775 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
777 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
778 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
779 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
781 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
783 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
784 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
785 arglist. Use new CALL_EXPR accessors. Fix callers.
786 (altivec_expand_abs_builtin): Likewise.
787 (rs6000_expand_binop_builtin): Likewise.
788 (altivec_expand_predicate_builtin): Likewise.
789 (altivec_expand_lv_builtin): Likewise.
790 (spe_expand_stv_builtin): Likewise.
791 (altivec_expand_stv_builtin): Likewise.
792 (rs6000_expand_ternop_builtin): Likewise.
793 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
794 (altivec_expand_st_builtin): Likewise.
795 (altivec_expand_dst_builtin): Likewise.
796 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
797 arglist. Use new CALL_EXPR accessors. Fix callers.
798 (altivec_expand_vec_set_builtin): Likewise.
799 (altivec_expand_vec_ext_builtin): Likewise.
800 (altivec_expand_builtin): Use new CALL_EXPR accessors.
801 (spe_expand_builtin): Likewise.
802 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
803 arglist. Use new CALL_EXPR accessors. Fix callers.
804 (spe_expand_evsel_builtin): Likewise.
805 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
806 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
808 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
809 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
810 (arm_expand_unop_builtin): Likewise.
811 (arm_expand_builtin): Use new CALL_EXPR accessors.
813 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
816 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire CALL_EXPR
817 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
818 (bfin_expand_unop_builtin): Likewise.
819 (bfin_expand_builtin): Use new CALL_EXPR accessors.
821 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
822 Brooks Moses <brooks.moses@codesourcery.com>
823 Lee Millward <lee.millward@codesourcery.com>
825 * c-semantics.c (build_stmt): Add internal diagnostic check.
827 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
828 accessors. Print arguments explicitly instead of as a list.
830 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
832 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
833 (c_finish_omp_flish): Likewise.
835 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
836 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
837 instead of TREE_CODE_LENGTH.
838 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
839 (c_warn_unused_result): Likewise.
841 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
844 * doc/invoke.texi (Warning Options): Remove
845 -Werror-implicit-function-declaration.
846 (Wimplicit-function-declaration): Update description.
847 * opts.c (common_handle_option): Move handling of -Werror=* to...
848 (enable_warning_as_error): ...here.
849 * opts.h (enable_warning_as_error): Declare.
850 * c-decl.c (implicit_decl_warning): Unless
851 -Wno-implicit-function-declaration is given, emit a pedwarn if
852 -std=c99 or emit a warning if -Wimplicit-function-declaration.
853 * c.opt (Wimplicit-function-declaration): Replace
854 mesg_implicit_function_declaration with
855 warn_implicit_function_declaration.
856 * c-opts.c (c_common_handle_option):
857 -Werror-implicit-function-declaration is exactly equal as
858 -Werror=implicit-function-declaration.
859 (set_Wimplicit): Replace mesg_implicit_function_declaration with
860 warn_implicit_function_declaration.
861 (c_common_post_options): -Wimplict-function-declaration is enabled
862 by default by -std=c99, otherwise is disabled by default.
863 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
865 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
867 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
868 DECL on the rhs to a DECL on the lhs for debug info purposes if the
869 former is ignored but not the latter.
871 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
873 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
874 is made and the reference doesn't use the alias set of its type,
875 do not create the temporary using that type.
877 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
879 * jump.c: Remove prototypes for delete_computation and
880 delete_prior_computation.
882 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
884 * jump.c (get_label_after): Delete.
885 (get_label_before, delete_computation, delete_jump,
886 delete_prior_computation, follow_jumps): Move...
887 * reorg.c (delete_computation, delete_prior_computation): ... here...
888 (get_label_before, delete_jump): ... making these static ...
889 (follow_jumps): ... and simplifying this since it only runs after
891 * rtl.h (get_label_after, get_label_before, delete_jump,
892 follow_jumps): Delete prototypes.
894 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
896 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
898 2007-02-15 Nick Clifton <nickc@redhat.com>
900 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
901 order to prevent it from being munged by the target.
903 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
905 * config/i386/i386.md: Remove misleading comment.
907 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
909 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
910 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
913 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
915 * tree-sra.c (instantiate_missing_elements): Canonicalize
917 (sra_build_assignment): New.
918 (generate_copy_inout, generate_element_copy,
919 generate_element_zero, generate_one_element_init): Use it.
921 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
923 * tree-sra.c (instantiate_missing_elements): Canonicalize
925 (sra_build_assignment): New.
926 (generate_copy_inout, generate_element_copy,
927 generate_element_zero, generate_one_element_init): Use it.
929 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
931 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
934 2007-02-14 Joseph Myers <joseph@codesourcery.com>
936 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
937 types as aggregates not scalars.
938 * function.c (assign_stack_temp_for_type): Likewise.
940 2007-02-14 Roger Sayle <roger@eyesopen.com>
941 Zdenek Dvorak <dvorakz@suse.cz>
943 * tree-dump.c (dump_switch_p_1): Require exact match of the option
946 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
948 * passes.c (next_pass_1): Clear the next field of the copied
951 2007-02-14 Richard Henderson <rth@redhat.com>
953 * tree-sra.c (early_sra): New.
954 (decl_can_be_decomposed_p): Deny va_list if early_sra.
955 (tree_sra_early, pass_sra_early): New.
956 * tree-pass.h (pass_sra_early): Declare.
957 * passes.c (init_optimization_passes): Use it.
959 2007-02-14 Richard Guenther <rguenther@suse.de>
961 * flags.h (issue_strict_overflow_warning): Convert to a macro.
963 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
965 PR tree-optimization/30771
966 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
968 (vect_analyze_operations): Induction phis can now be marked as
970 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
971 Update documentation accordingly.
973 2007-02-14 Nick Clifton <nickc@redhat.com>
975 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
976 most 3 arguments are supported.
977 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
979 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
981 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
982 Ensure dst->current is valid.
984 2007-02-13 Paul Brook <paul@codesourcery.com>
986 * config.gcc: Add arm*-*-uclinux-*eabi.
987 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
988 (SUBTARGET_EXTRA_LINK_SPEC): Define.
989 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
990 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
993 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
995 * config/arm/uclinux-eabi.h: New file.
996 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
997 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
1000 2007-02-13 Ian Lance Taylor <iant@google.com>
1002 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
1003 * flags.h (warn_strict_overflow): Declare.
1004 (enum warn_strict_overflow_code): Define.
1005 (issue_strict_overflow_warning): New static inline function.
1006 * opts.c (warn_strict_overflow): New variable.
1007 (common_handle_option): Handle OPT_Wstrict_overflow and
1008 OPT_Wstrict_overflow_.
1009 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
1011 * fold-const.c: Include intl.h.
1012 (fold_deferring_overflow_warnings): New static variable.
1013 (fold_deferred_overflow_warning): New static variable.
1014 (fold_deferred_overflow_code): New static variable.
1015 (fold_defer_overflow_warnings): New function.
1016 (fold_undefer_overflow_warnings): New function.
1017 (fold_undefer_and_ignore_overflow_warnings): New function.
1018 (fold_deferring_overflow_warnings_p): New function.
1019 (fold_overflow_warning): New static function.
1020 (make_range): Add strict_overflow_p parameter. Change all
1022 (extract_muldiv, extract_muldiv_1): Likewise.
1023 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
1024 tree_expr_nonnegative_p.
1025 (fold_negate_expr): Call fold_overflow_warning.
1026 (fold_range_test): Likewise.
1027 (fold_comparison): Likewise.
1028 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
1029 instead of tree_expr_nonnegative_p.
1030 (tree_expr_nonnegative_warnv_p): Rename from
1031 tree_expr_nonnegative_p, add strict_overflow_p parameter.
1032 (tree_expr_nonnegative_p): New function.
1033 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
1034 strict_overflow_p parameter.
1035 (tree_expr_nonzero_p): New function.
1036 * passes.c (verify_interpass_invariants): New static function.
1037 (execute_one_pass): Call it.
1038 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
1040 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
1041 (estimate_numbers_of_iterations): Likewise.
1042 (scev_probably_wraps_p): Likewise.
1043 * tree-ssa-ccp.c: Include "toplev.h".
1044 (evaluate_stmt): Defer fold overflow warnings until we know we are
1046 (struct fold_stmt_r_data): Add stmt field.
1047 (fold_stmt_r): Defer fold overflow warnings until we know we
1049 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
1050 (fold_stmt_inplace): Likewise.
1051 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
1052 (cleanup_control_expr_graph): Defer fold overflow warnings until
1053 we know we are going to optimize.
1054 * tree-cfg.c (fold_cond_expr_cond): Likewise.
1055 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
1057 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
1058 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
1059 * tree-ssa-loop-manip.c (create_iv): Likewise.
1060 * c-typeck.c (build_conditional_expr): Likewise.
1061 (build_binary_op): Likewise.
1062 * tree-vrp.c (vrp_expr_computes_nonzero): Call
1063 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
1064 (extract_range_from_unary_expr): Likewise.
1065 * simplify-rtx.c (simplify_const_relational_operation): Warn when
1066 assuming that signed overflow does not occur.
1067 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
1068 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
1069 (fold_defer_overflow_warnings): Declare.
1070 (fold_undefer_overflow_warnings): Declare.
1071 (fold_undefer_and_ignore_overflow_warnings): Declare.
1072 (fold_deferring_overflow_warnings_p): Declare.
1073 (tree_expr_nonzero_warnv_p): Declare.
1074 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
1076 (Warning Options): Document -Wstrict-overflow.
1077 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
1078 (tree-ssa-ccp.o): Likewise.
1079 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
1080 (fold-const.o): Depend on intl.h.
1082 2007-02-13 Ian Lance Taylor <iant@google.com>
1085 * lower-subreg.c (resolve_simple_move): Decompose subregs in
1088 2007-02-13 Stuart Hastings <stuart@apple.com>
1090 * gcc/config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
1092 2007-02-13 Richard Henderson <rth@redhat.com>
1094 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
1095 handled_component_p before looking for the indirect_ref.
1097 2007-02-13 Richard Henderson <rth@redhat.com>
1099 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
1100 remove flags clobber.
1101 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
1102 (bswaphi_lowpart): New.
1103 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
1104 remove TARGET_BSWAP test. Delete expander of the same name.
1106 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
1107 (expand_unop): Use them.
1109 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
1111 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
1112 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
1113 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
1114 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
1115 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
1116 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
1117 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
1118 assembler dialect choice from asm templates.
1120 2007-02-12 Richard Henderson <rth@redhat.com>
1122 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
1123 (fixuns_trunc<SSEMODEF>si2): Use it.
1124 * config/i386/sse.md (vec_setv4sf_0): Export.
1125 * config/i386/i386.c (ix86_build_const_vector): Export.
1126 (ix86_split_convert_uns_si_sse): Rename from
1127 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
1128 * config/i386/i386-protos.h: Update.
1130 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1133 * c-typeck.c (c_finish_return): Improve warning message.
1135 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1137 * alias.c (find_symbolic_term): Delete unused function.
1139 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
1141 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
1142 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
1143 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
1145 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1147 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
1148 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
1149 the function, temporarily point the debug interface to the null one.
1151 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
1153 * dwarf2out.c (round_up_to_align): New static function.
1154 (field_byte_offset): Use it to round the offset.
1156 2007-02-12 Richard Henderson <rth@redhat.com>
1158 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
1159 (inswl_const): Export.
1161 2007-02-12 Richard Henderson <rth@redhat.com>
1163 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
1164 result mode of the libcall, convert back to outmode.
1166 2007-02-12 Roger Sayle <roger@eyesopen.com>
1168 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
1169 (bswapdi2): New define_expand to implement 32-bit implementation.
1171 2007-02-12 Nick Clifton <nickc@redhat.com>
1173 * doc/invoke.texi (Overall Options): Document --help=.
1174 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
1175 (cc1_options): Pass --help= on to cc1.
1176 (display_help): Add description of --help=.
1177 (process_command): Add code to handle --help=. Allow translated
1178 --help and --target-help switches to be passed on to compiler
1180 (main): Remove unused if statement.
1181 * opts.c (columns): Remove.
1182 (LEFT_COLUMN): Define.
1183 (wrap_help): Add columns argument.
1184 (print_filtered_help): Change parameters to be an include bitmask,
1185 an exclude bitmask, an any bitmask and the column width. Move the
1186 code to display the params list here. Add code to display the
1187 status of options rather than their descriptions if the quiet flag
1189 (print_specific_help): Change parameters to be an include bitmask,
1190 an exclude bitmask and an any bitmask. Move code to look up the
1191 column width here. Decide upon the title for an options listing.
1192 (common_handle_options): Add code to handle --help=. Adapt code
1193 for --help and --target-help to use the revised form of the
1194 print_specific_help function.
1195 (print_help): Delete.
1196 (print_param_help): Delete.
1197 (print_switch): Delete.
1198 * opts.h (cl_lang_count): Add prototype.
1199 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
1200 CL_MAX_OPTION_CLASS): New defines.
1201 * optc-gen.awk: Add construction of cl_lang_count.
1202 * c.opt: Add Warning attribute to warning options and Optimization
1203 attribute to optimization options.
1204 * common.opt: Likewise.
1206 Add -fhelp and -ftarget-help as aliases for the transformed --help
1207 and --target-help options.
1208 * opt-functions.awk: Add code to handle Warning and Optimization
1211 2007-02-12 Richard Henderson <rth@redhat.com>
1213 * config/alpha/constraints.md: New file.
1214 * config/alpha/alpha.c: Include tm-constrs.h.
1215 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
1216 alpha_extra_constraint): Remove.
1217 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
1218 * config/alpha/alpha-protos.h: Update.
1219 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
1220 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
1221 (EXTRA_CONSTRAINT): Remove.
1222 * config/alpha/alpha.md: Include constraints.md.
1223 (adddi splitter): Use satisfies_constraint_*.
1224 * config/alpha/predicates.md (add_operand): Likewise.
1225 (sext_add_operand, addition_operation): Likewise.
1227 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
1229 PR tree-optimization/29145
1230 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
1231 in our handling of restrict qualified pointers.
1233 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1236 * doc/invoke.texi (Wunused-value): Update description.
1237 (Wextra): Delete item.
1238 * opts.c (set_Wextra): Don't use the value of Wextra to set the
1239 value of Wunused-value.
1240 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
1241 (c_finish_stmt_expr): Don't check extra_warnings.
1242 (emit_side_effect_warnings): The caller is responsible to check
1245 2007-02-11 Roger Sayle <roger@eyesopen.com>
1246 Matt Thomas <matt@3am-software.com>
1248 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
1250 2007-02-11 Roger Sayle <roger@eyesopen.com>
1252 * simplify-rtx.c (simplify_relational_operation_1): Optimize
1253 comparisons of POPCOUNT against zero.
1254 (simplify_const_relational_operation): Likewise.
1256 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1258 * doc/invoke.texi (Wextra): Delete outdated paragraph.
1260 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1262 * dwarf2out.c (root_type): Delete unused function.
1264 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1266 * genattrtab.c (contained_in_p): Delete unused function.
1267 (write_expr_attr_cache): Likewise.
1269 2007-02-11 Jan Hubicka <jh@suse.cz>
1271 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
1274 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
1276 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
1277 to add the REG_EQ* note.
1278 * see.c (see_merge_one_use_extension): Likewise.
1279 * local-alloc.c (update_equiv_regs): Likewise. Also don't
1280 turn REG_EQUAL notes into REG_EQUIV notes if the target
1281 register may have more than one set.
1282 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
1283 * gcse.c (try_replace_reg): Likewise.
1284 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
1285 * calls.c (fixup_tail_calls): Likewise. Abort if there is
1286 more than one REG_EQUIV note.
1287 * reload1.c (gen_reload): Use set_unique_reg_note.
1289 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
1291 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
1292 (ix86_builtin_conversion): New function.
1294 2007-02-06 Mark Mitchell <mark@codesourcery.com>
1297 * tree.h (DECL_REPLACEABLE_P): New macro.
1298 * except.c (set_nothrow_function_flags): Likewise.
1300 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
1301 Ira Rosen <irar@il.ibm.com>
1302 Dorit Nuzman <dorit@il.ibm.com>
1304 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
1305 * targhooks.c (default_builtin_vectorized_conversion): New.
1306 * targhooks.h (default_builtin_vectorized_function): New declaration.
1307 * target.h (struct vectorize): Add builtin_conversion field.
1308 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
1309 stmt_vec_info_type value.
1310 (vectorizable_conversion): New declaration.
1311 * tree-vect-analyze.c (vect_analyze_operations): Add
1312 vectorizable_conversion call.
1313 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
1314 * tree-vect-transform.c (vectorizable_conversion): New function.
1315 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
1316 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
1318 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
1319 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
1320 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
1321 or ALTIVEC_BUILTIN_VCFSX.
1323 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1326 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
1327 CONST_DOUBLE and operand 0 is a hard register.
1328 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
1329 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
1330 is a hard floating-point register.
1332 2007-02-10 Richard Henderson <rth@redhat.com>
1333 Jakub Jelinek <jakub@redhat.com>
1334 Alexandre Oliva <aoliva@redhat.com>
1336 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
1337 * builtin-types.def (BT_WORD): Make unsigned.
1338 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
1339 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
1340 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
1341 * c-decl.c (grokdeclarator): Don't error if !have_tls.
1342 * c-parser.c (c_parser_omp_threadprivate): Likewise.
1343 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
1345 * expr.c (emutls_var_address): New.
1346 (expand_expr_real_1): Expand emulated tls.
1347 (expand_expr_addr_expr_1): Likewise.
1348 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
1349 * output.h (emutls_finish): Declare.
1350 * toplev.c (compile_file): Call it.
1351 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
1352 address before wrapping in CONST.
1353 * varasm.c (emutls_htab, emutls_object_type): New.
1354 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
1355 (get_emutls_object_name, get_emutls_object_type): New.
1356 (get_emutls_init_templ_addr, emutls_decl): New.
1357 (emutls_common_1, emutls_finish): New.
1358 (assemble_variable): When emulating tls, swap decls; generate
1359 constructor for the emutls objects.
1360 (do_assemble_alias): When emulating tls, swap decl and target name.
1361 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
1363 * varpool.c (decide_is_variable_needed): Look at force_output.
1364 Recurse for emulated tls.
1365 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
1366 with decide_is_variable_needed.
1367 * emutls.c: New file.
1368 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
1369 tls_object for real tls.
1371 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
1373 PR rtl-optimization/29599
1374 * reload1.c (eliminate_regs_in_insn): Take the destination
1375 mode into account when computing the offset.
1377 2007-02-09 Stuart Hastings <stuart@apple.com>
1378 Richard Henderson <rth@redhat.com>
1380 * gcc/config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1381 * gcc/config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
1382 * gcc/config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
1383 fixuns_truncdfhi2): New.
1384 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
1385 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
1386 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
1387 (floatunssidf2): Allow nonimmediate source.
1388 * gcc/config/i386/sse.md (movdi_to_sse): New.
1389 (vec_concatv2di): Drop '*'.
1390 * gcc/config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
1391 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1392 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
1394 * gcc/config/i386/i386.c (ix86_expand_convert_uns_si_sse,
1395 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
1396 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
1397 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
1398 (ix86_build_signbit_mask): Fix decl of v, refactor to call
1399 ix86_build_const_vector.
1400 (x86_emit_floatuns): Rewrite.
1402 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1404 * genautomata.c (longest_path_length): Delete unused function.
1405 (struct state): Delete unused longest_path_length.
1406 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
1407 (get_free_state): Delete unused.
1409 2007-02-09 Jan Hubicka <jh@suse.cz>
1411 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
1412 * doc/invoke.texi (inline-unit-growth): Update default value.
1414 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
1415 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
1416 (rebuild_cgraph_edges): Likewise.
1417 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
1418 (dump_cgraph_node): Dump frequencies.
1419 (cgraph_clone_edge): Add frequency scales.
1420 (cgraph_clone_node): Add freuqnecy.
1421 * cgraph.h (cgraph_edge): Add freuqnecy argument.
1422 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
1423 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
1424 * tree-pass.h (TODO_rebuild_frequencies): New constant.
1425 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
1426 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
1427 (save_inline_function_body): Likewise.
1428 * ipa-inline.c: inluce rtl.h
1429 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
1430 (cgraph_edge_badness): Use frequencies.
1431 (cgraph_decide_recursive_inlining): Update clonning.
1432 (cgraph_decide_inlining_of_small_function): Dump frequency.
1433 * predict.c (estimate_bb_frequencies): Export.
1434 * predict.h (estimate_bb_frequencies): Declare.
1435 * tree-inline.c (copy_bb): Watch overflows.
1436 (expand_call_inline): Update call of cgraph_create_edge.
1437 (optimize_inline_calls): Use TODO flags to update frequnecies.
1438 * passes.h: Include predict.h
1439 (init_optimization_passes): Move profile ahead.
1440 (execute_function_todo): Handle TODO_rebuild_frequencies.
1442 2007-02-09 Roger Sayle <roger@eyesopen.com>
1444 * config/alpha/alpha.c (emit_insxl): Force the first operand of
1445 the insbl or inswl pattern into a register.
1447 2007-02-09 Roger Sayle <roger@eyesopen.com>
1449 * config/ia64/ia64.md (bswapdi2): New define_insn.
1451 2007-02-09 Richard Henderson <rth@redhat.com>
1453 * config/i386/constraints.md (Ym): New constraint.
1454 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
1455 (movdi_1_rex64): Split sse and xmm general register moves from
1456 memory move alternatives. Use conditional register constraints.
1457 (movsf_1, movdf_integer): Likewise.
1458 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
1459 (movdf_integer_rex64): New.
1460 (pushsf_rex64): Fix output constraints.
1461 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
1462 (sse2_stored): Likewise.
1463 (sse2_storeq_rex64): New.
1464 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
1465 amd and not generic.
1466 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
1467 for optimize_size. Remove SF/DFmode hack.
1469 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
1471 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
1474 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
1475 Richard Sandiford <richard@codesourcery.com>
1477 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
1478 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
1479 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
1480 m68k/t-mlib to tmake_file.
1481 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
1482 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
1483 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
1484 Allow it to be cf or m68k. Set m68k_arch_family. If that
1485 variable is not empty, add t-$m68k_arch_family to tmake_file.
1486 Add t-mlibs to tmake_file.
1487 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
1488 * config/m68k/t-cf: New file.
1489 * config/m68k/t-m68k: Likewise.
1490 * config/m68k/t-mlibs: Likewise.
1491 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1492 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1493 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1494 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1495 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
1497 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
1498 (INSTALL_LIBGCC): Delete.
1499 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
1500 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1501 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1502 (M68K_MLIB_CPU): Define.
1503 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
1504 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
1505 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
1507 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
1508 Richard Guenther <rguenther@suse.de>
1511 * fold-const.c (fold_comparison): Handle obfuscated comparisons
1512 against INT_MIN/INT_MAX.
1513 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
1514 file if a loop is removed.
1516 2007-02-09 Joseph Myers <joseph@codesourcery.com>
1518 * calls.c (store_one_arg): Pass correct alignment to
1519 emit_push_insn for non-BLKmode values.
1520 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
1521 unaligned stack slot via a suitably aligned slot.
1523 2007-02-08 DJ Delorie <dj@redhat.com>
1525 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
1527 (legal_subregs): Use unsigned char, make const.
1528 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
1530 2007-02-08 Paul Brook <paul@codesourcery.com>
1532 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
1533 special interworking needed.
1535 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
1537 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
1538 conditional to __SSE2__.
1539 (Entries below should have been added to first ChangeLog
1540 entry for amdfam10 dated 2007-02-05)
1541 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
1543 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
1545 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
1548 2007-02-08 DJ Delorie <dj@redhat.com>
1550 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
1551 * config/m32c/m32c.c (legal_subregs): New.
1552 (m32c_illegal_subreg_p): New.
1553 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
1554 unsupported subregs of hard regs.
1556 2007-02-08 Jan Hubicka <jh@suse.cz>
1558 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
1559 the same one; always update histograms.
1561 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1563 * passes.c (init_optimization_passes): Tidy comment.
1565 2007-02-08 Roger Sayle <roger@eyesopen.com>
1567 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
1568 strip zero_extend, bswap and rotates from POCOUNT's argument.
1569 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
1570 zero_extend and rotates from PARITY's argument.
1571 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
1572 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
1573 of an integer constant at compile-time.
1575 2007-02-08 Diego Novillo <dnovillo@redhat.com>
1578 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
1580 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
1583 * tree-ssa-live.c (remove_unused_locals): Do not remove
1584 TREE_ADDRESSABLE variables.
1585 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
1586 * tree-ssa-operands.c (add_virtual_operand): Remove argument
1587 FOR_CLOBBER. Update all users.
1588 If VAR has an associated alias set, add a virtual operand for
1589 it if no alias is found to conflict with the memory reference.
1591 2007-02-07 Jan Hubicka <jh@suse.cz>
1592 Robert Kidd <rkidd@crhc.uiuc.edu>
1594 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
1596 2007-02-07 Ian Lance Taylor <iant@google.com>
1598 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
1600 2007-02-07 Roger Sayle <roger@eyesopen.com>
1602 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
1603 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
1604 tablejumpdi, movsi_to_cr_one): Remove constraints from
1605 define_expand's match_operands.
1607 2007-02-07 Roger Sayle <roger@eyesopen.com>
1609 * global.c (compute_regsets): Move declatation of "i" inside of
1610 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
1612 2007-02-07 Jakub Jelinek <jakub@redhat.com>
1615 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
1616 of INDIRECT_REF <RESULT_DECL>.
1618 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
1620 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
1621 Kaz Kojima <kkojima@gcc.gnu.org>
1624 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
1626 (sh_initialize_trampoline): Add parentheses to avoid a warning.
1628 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
1630 * doc/loop.texi: Document possibility not to perform disambiguation
1631 of loops with multiple latches.
1632 * cfgloopmanip.c (alp_enum_p): Removed.
1633 (add_loop): Handle subloops. Use get_loop_body_with_size.
1634 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
1635 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
1636 the new forwarder block.
1637 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
1638 Handle the case latch is NULL.
1639 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg modifications
1640 when marking loop exits.
1641 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
1643 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
1644 disambiguate_loops_with_multiple_latches.
1645 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
1646 before fix_loop_structure.
1647 * cfgloop.c: Include pointer-set.h and output.h.
1648 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
1649 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
1650 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
1651 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
1652 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
1653 disambiguate_multiple_latches, get_loop_body_with_size,
1654 disambiguate_loops_with_multiple_latches): New functions.
1655 (flow_loop_dump): Dump multiple latch edges.
1656 (flow_loop_nodes_find): Handle loops with multiple latches.
1657 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
1658 (glb_enum_p): Modified.
1659 (get_loop_body): Use get_loop_body_with_size.
1660 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
1661 (AVOID_CFG_MODIFICATIONS): New constant.
1662 (disambiguate_loops_with_multiple_latches, add_loop,
1663 get_loop_body_with_size): Declare.
1664 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
1666 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
1669 * global.c (compute_regsets): New function.
1670 (global_alloc): Refactored ELIMINABLE_REGSET
1671 and NO_GLOBAL_ALLOC_REGS computation out.
1672 (rest_of_handle_global_alloc): Call compute_regsets()
1673 for non-optimizing case.
1675 2007-02-06 Richard Henderson <rth@redhat.com>
1677 * config/i386/constraints.md (Y2): Rename from Y.
1678 (Yi): New constraint.
1679 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
1680 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
1681 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
1682 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
1683 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
1684 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
1685 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
1686 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
1687 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
1688 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
1689 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
1690 vec_extractv2si_1): Change Y constraints to Y2.
1691 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
1692 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
1693 Change Y constraints to Y2.
1694 (sse2_loadld): Change Y constraints to x.
1696 2007-02-06 Roger Sayle <roger@eyesopen.com>
1698 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
1699 (parity<mode>2): New define_expand using rs6000_emit_parity.
1700 * config/rs6000/rs6000.c (rs6000_emit_popcount,
1701 rs6000_emit_parity): New functions.
1702 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
1703 rs6000_emit_parity): Prototype here.
1705 2007-02-06 Ian Lance Taylor <iant@google.com>
1707 * lower-subreg.c (simple_move_operand): Reject CONST.
1708 (resolve_clobber): Call validate_change rather than directly
1709 assigning to XEXP (pat, 0).
1711 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1713 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
1714 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
1715 (tree-cfg.o): Remove hashtab.h dependency.
1717 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
1718 (struct ivopts_data): Change niters to pointer_map_t.
1719 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
1720 (niter_for_exit): Create pointer_map on demand. Change for
1722 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
1723 (free_loop_data): Destroy data->niters if created and reset field.
1724 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
1725 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
1727 * tree-ssa-reassoc.c: Include pointer-set.h.
1728 (bb_rank): Change to long *.
1729 (operand_rank): Change to pointer_map_t.
1730 (find_operand_rank): Return long, -1 if not found. Declare as inline.
1731 (insert_operand_rank): Accept long.
1732 (operand_entry_hash, operand_entry_eq): Remove.
1733 (get_rank): Return long. Adjust for changes above.
1734 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
1736 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
1738 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
1739 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
1740 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
1742 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
1743 directly since it cannot be NULL.
1744 (get_vi_for_tree): Rewrite for pointer_map API.
1745 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
1746 (init_alias_vars): Create vi_for_tree as pointer_map.
1747 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
1749 * tree-cfg.c: Don't include hashtab.h.
1750 (edge_to_cases): Declare as pointer_map.
1751 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
1753 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
1754 (start_recording_case_labels): Create edge_to_cases as pointer_map.
1755 (end_recoding_case_labels): Cleanup edge_to_cases manually before
1757 (record_switch_edge): Delete.
1758 (get_cases_for_edge): Adjust for pointer_map API, inline
1759 record_switch_edge (rewritten for new API), remove goto.
1761 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
1763 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
1764 * tree-nested.c: Include pointer-set.h.
1765 (var_map_elt, var_map_eq, var_map_hash): Delete.
1766 (struct nesting_info): Remove GTY marker. Change the two htab_t's
1768 (nesting_info_bitmap_obstack): New.
1769 (lookup_field_for_decl): Adjust for pointer_map API.
1770 (lookup_tramp_for_decl): Adjust for pointer_map API.
1771 (get_nonlocal_debug_decl): Adjust for pointer_map API.
1772 (get_local_debug_decl): Adjust for pointer_map API.
1773 (convert_nl_goto_reference): Adjust for pointer_map API.
1774 (convert_nl_goto_receiver): Adjust for pointer_map API.
1775 (create_nesting_tree): Create outside GGC space. Create bitmap on
1776 the new obstack. Create field_map and var_map as pointer_maps.
1777 (free_nesting_tree): Adjust for changes to create_nesting_tree.
1779 (lower_nested_functions): Move root here, no need to NULL it.
1780 Initialize and release the obstack.
1782 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
1784 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
1785 Remove prototypes and make them non-static.
1786 (struct tree_int_map): Remove.
1787 * tree.h (struct tree_int_map): Move here, turning TO into an
1789 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
1791 * tree.h (TREE_COMPLEXITY): Remove.
1792 (struct tree_exp): Remove complexity field.
1793 * tree.c (build1_stat): Don't set it.
1795 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
1796 Victor Kaplansky <victork@il.ibm.com>
1798 * tree-vectorizer.c (vect_is_simple_use): Support induction.
1799 (vect_is_simple_reduction): Support reduction with induction as
1800 one of the operands.
1801 (vect_is_simple_iv_evolution): Fix formatting.
1802 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
1803 formatting. Don't mark induction phis for vectorization.
1804 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
1805 * tree-vect-transform.c (get_initial_def_for_induction): New function.
1806 (vect_get_vec_def_for_operand): Support induction.
1807 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
1809 (vectorizable_reduction): Support reduction with induction as one of
1811 (vectorizable_type_demotion): Use def-type of stmt argument rather
1812 than dummy def-type.
1814 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
1815 flag_tree_scev_cprop.
1816 * common.opt (tree-scev-cprop): New flag.
1818 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
1819 call to vect_get_new_vect_var.
1821 2007-02-06 Ira Rosen <irar@il.ibm.com>
1823 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
1824 vectype is not NULL.
1825 (vect_pattern_recog_1): Likewise.
1827 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1829 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
1830 (fold_negate_expr): Likewise.
1832 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
1835 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
1836 even if cv-qualification is the same.
1838 2007-02-05 Geoffrey Keating <geoffk@apple.com>
1840 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
1841 __enable_execute_stack on completion.
1843 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1845 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
1846 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
1847 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
1848 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
1849 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
1850 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
1851 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
1852 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
1854 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1856 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
1857 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
1858 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
1859 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
1860 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
1861 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
1862 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
1863 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
1864 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
1865 umuldi3_highpart_rex64, umulsi3_highpart_insn,
1866 umulsi3_highpart_zext, smuldi3_highpart_rex64,
1867 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
1868 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
1869 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
1870 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
1871 sqrtextenddfxf2_i387): Added amdfam10_decode.
1873 * config/i386/athlon.md (athlon_idirect_amdfam10,
1874 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
1875 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
1876 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
1877 athlon_ivector_store_amdfam10): New define_insn_reservation.
1878 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
1881 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1883 * config/i386/athlon.md (athlon_call_amdfam10,
1884 athlon_pop_amdfam10, athlon_lea_amdfam10): New
1885 define_insn_reservation.
1886 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
1887 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
1888 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
1890 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1892 * config/i386/athlon.md (athlon_sseld_amdfam10,
1893 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
1894 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
1896 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1898 * config/i386/athlon.md (athlon_sseins_amdfam10): New
1899 define_insn_reservation.
1900 * config/i386/i386.md (sseins): Added sseins to define_attr type
1901 and define_attr unit.
1902 * config/i386/sse.md: Set type attribute to sseins for insertq
1905 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1907 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
1908 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
1909 ssecomi_load_amdfam10, ssecomi_amdfam10,
1910 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
1911 define_insn_reservation.
1912 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
1914 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1916 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
1917 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
1918 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
1919 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
1920 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
1921 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
1922 define_insn_reservation.
1924 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
1925 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
1926 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
1927 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
1928 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
1930 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1932 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
1933 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
1934 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
1935 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
1936 athlon_ssemul_load_k8): Added amdfam10.
1938 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1940 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
1941 (x86_sse_unaligned_move_optimal): New variable.
1943 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
1945 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
1946 for unaligned vector SSE double/single precision loads for AMDFAM10.
1948 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1950 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
1951 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
1952 Define TARGET_CPU_DEFAULT_amdfam10.
1953 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
1954 (processor_type): Add PROCESSOR_AMDFAM10.
1956 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
1957 processor_type in config/i386/i386.h.
1958 Enable imul peepholes for TARGET_AMDFAM10.
1960 * config.gcc: Add support for --with-cpu option for amdfam10.
1962 * config/i386/i386.c (amdfam10_cost): New variable.
1963 (m_AMDFAM10): New macro.
1964 (m_ATHLON_K8_AMDFAM10): New macro.
1965 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
1966 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
1967 x86_promote_QImode, x86_integer_DFmode_moves,
1968 x86_partial_reg_dependency, x86_memory_mismatch_stall,
1969 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
1970 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
1971 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
1972 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
1973 Enable/disable for amdfam10.
1974 (override_options): Add amdfam10_cost to processor_target_table.
1975 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
1976 processor_alias_table.
1977 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
1978 (ix86_adjust_cost): Add code for amdfam10.
1980 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
1982 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
1983 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
1984 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
1985 * config/i386/i386.h: Add builtin definition for SSE4A.
1986 * config/i386/i386.md: Add support for ABM instructions
1988 * config/i386/sse.md: Add support for SSE4A instructions
1989 (movntss, movntsd, extrq, insertq).
1990 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
1991 Add -march=amdfam10 flag.
1992 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
1993 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
1995 * doc/extend.texi: Add documentation for SSE4A builtins.
1997 2007-02-05 Bob Wilson <bob.wilson@acm.org>
1999 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
2001 2007-02-05 Richard Guenther <rguenther@suse.de>
2003 * tree-vectorizer.h (vectorizable_function): Add argument type
2004 argument, change return type.
2005 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
2006 * tree-vect-transform.c (vectorizable_function): Handle extra
2007 argument, return vectorized function decl.
2008 (build_vectorized_function_call): Remove.
2009 (vectorizable_call): Handle calls with result and argument types
2010 differing. Handle loop vectorization factor correctly.
2011 * targhooks.c (default_builtin_vectorized_function): Adjust for
2013 * targhooks.h (default_builtin_vectorized_function): Likewise.
2014 * target.h (builtin_vectorized_function): Add argument type
2016 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
2017 extra argument, allow vectorizing of lrintf.
2018 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
2019 documentation of target hook.
2021 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
2024 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
2025 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
2026 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
2028 2007-02-05 Roger Sayle <roger@eyesopen.com>
2030 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
2031 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
2032 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
2033 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
2034 before canonicalizing sincos to cexpi.
2035 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
2037 2007-02-05 Roger Sayle <roger@eyesopen.com>
2039 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
2040 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
2041 (alpha_init_builtins): Use alpha_add_builtins to process tables.
2043 2007-02-05 Roger Sayle <roger@eyesopen.com>
2045 * mips-tfile.c (initialize_init_file): Correct endianness test.
2047 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
2049 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
2052 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2054 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
2055 saves in a PARALLEL before the register assignments.
2057 2007-02-05 Richard Sandiford <richard@codesourcery.com>
2059 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
2060 DWARF_FRAME_RETURN_COLUMN to be a general register.
2061 * dwarf2out.c (init_return_column_size): New function, split from...
2062 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
2063 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
2064 to be nongeneral registers.
2065 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
2067 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
2068 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
2070 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2072 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
2074 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
2076 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
2077 (remove_path): Use can_remove_branch_p and remove_branch instead
2078 of loop_delete_branch_edge.
2079 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
2080 (tree_transform_and_unroll_loop): Remove dead branches immediately.
2081 Update profile using scale_dominated_blocks_in_loop.
2082 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
2083 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
2084 (can_remove_branch_p, remove_branch): Declare.
2085 * tree-cfg.c (tree_can_remove_branch_p): New function.
2086 (tree_cfg_hooks): Add tree_can_remove_branch_p.
2087 * cfgrtl.c (rtl_can_remove_branch_p): New function.
2088 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
2090 2007-02-05 Jan Hubicka <jh@suse.cz>
2093 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
2094 nodes in cgraph, don't remove offline copy of the function.
2096 2007-02-04 Jan Hubicka <jh@suse.cz>
2098 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
2099 vectors might cause maybe_lookup_element_for_expr to be called
2100 on non-sra-candidate.
2102 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2104 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
2105 config/bfin/bfin.md, config/bfin/predicates.md: Follow
2106 spelling conventions.
2108 2007-02-04 Richard Guenther <rguenther@suse.de>
2111 * fold-const.c (try_move_mult_to_index): Make sure to not
2112 overflow one dimension of a multi-dimensional array access.
2114 2007-02-04 Jan Hubicka <jh@suse.cz>
2116 * passes.c (init_optimization_passes): Reindent.
2118 2007-02-04 Jan Hubicka <jh@suse.cz>
2119 Eric Botcazou <ebotcazou@adacore.com>
2121 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
2122 (execute_fixup_cfg): Break out the abnormal goto code.
2123 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
2124 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
2125 (optimize_inline_calls): Call make_nonlocal_label_edges.
2127 2007-02-04 Jan Hubicka <jh@suse.cz>
2129 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
2130 true when something was changed.
2131 (rename_ssa_copies): When something was changed, do
2132 TODO_remove_unused_locals.
2133 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
2134 add TODO_remove_unused_locals when instruction was removed.
2136 2007-02-04 Jan Hubicka <jh@suse.cz>
2138 * ipa-inline.c (try_inline): Improve debug output; work on already
2140 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
2141 call try_inline for already inlined edges too when flattening;
2142 inline also functions that make callee growth but overall unit size
2145 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2147 * config/m32c/bitops.md, config/m32c/jump.md,
2148 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
2149 config/m32r/m32r.h, config/m32r/m32r.md,
2150 config/m32r/predicates.md, config/m68hc11/larith.asm,
2151 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
2152 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
2153 config/mips/mips-protos.h, config/mips/mips.c,
2154 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
2155 config/mn10300/mn10300.h, config/mn10300/predicates.md,
2156 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
2157 spelling conventions.
2159 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
2160 Follow spelling conventions.
2162 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
2164 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
2165 warn about C++0x compatibility.
2167 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
2169 * config/h8300/h8300.c, config/h8300/h8300.h,
2170 config/h8300/h8300.md: Follow spelling conventions.
2172 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
2175 * combine.c (try_combine): Do not substitute source operand
2176 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
2178 2007-02-03 Jan Hubicka <jh@suse.cz>
2180 PR gcov-profile/30650
2181 * value-prof.c (stringop_block_profile): Fix handling of size counter;
2182 do not divide by zero for never executed counters.
2183 (tree_find_values_to_profile): Fix counters.
2184 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
2186 2007-02-03 Ian Lance Taylor <iant@google.com>
2188 * lower-subreg.c (simple_move_operand): New static function,
2189 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
2191 (simple_move): Call simple_move_operand.
2192 (find_decomposable_subregs): Add special handling of MEMs.
2193 (can_decompose_p): Rename from cannot_decompose_p. Reverse
2194 meaning of return value. If we see a hard register, test whether
2195 it can store a word_mode value. Change all callers.
2197 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2199 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
2200 ftrapv insns and expanders.
2201 (subdi3): Change define_expand operand 1 to arith11_operand, and
2202 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
2203 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
2204 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
2208 * varasm.c (notice_global_symbol): Treat global objects as weak when
2211 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2213 * emit-rtl.c (dconstpi): Delete.
2215 (init_emit_once): Delete dconstpi and init dconstsqrt2.
2216 * real.h (dconstpi): Delete.
2218 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
2219 (fold_builtin_hypot): Likewise.
2221 2007-02-03 Tom Tromey <tromey@redhat.com>
2224 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
2225 -gcoff3, -gxcoff3, -gvms3 implies -dD.
2227 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
2229 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
2230 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
2231 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
2232 config/rs6000/cell.md, config/rs6000/darwin.h,
2233 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
2234 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
2235 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
2236 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
2237 typos. Follow spelling conventions.
2238 * doc/invoke.texi: Follow spelling conventions.
2240 2007-02-03 Roger Sayle <roger@eyesopen.com>
2242 * simplify-rtx.c (simplify_relational_operation_1): Implement some
2243 canonicalization transformations that attempt to simplify integer
2244 constant comparisons to become comparisons against zero.
2246 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2248 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
2250 * fold-const.c (fold_binary): Fix comment typos. Fold complex
2251 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
2253 2007-02-02 Mike Stump <mrs@apple.com>
2255 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
2256 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
2257 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
2258 generate a branch island.
2260 2007-02-02 Bob Wilson <bob.wilson@acm.org>
2262 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
2263 (xtensa_legitimate_address_p): New.
2264 (xtensa_legitimize_address): New.
2265 (xtensa_output_addr_const_extra): New.
2266 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
2268 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
2269 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
2270 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
2271 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
2272 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
2273 (xtensa_legitimize_address): New.
2274 (xtensa_output_addr_const_extra): New.
2276 2007-02-02 Steve Ellcey <sje@cup.hp.com>
2278 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
2280 2007-02-02 Ian Lance Taylor <iant@google.com>
2282 * expmed.c (expand_divmod): Add comment.
2284 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
2286 * emit-rtl.c (renumber_insns): Remove.
2287 * flags.h: Remove the extern for flag_renumber_insns.
2288 * rtl.h: Remove the prototype for renumber_insns.
2289 * toplev.c (flag_renumber_insns): Remove.
2291 2007-02-02 Hui-May Chang <hm.chang@apple.com>
2293 Revert for x86 darwin:
2294 2005-06-19 Uros Bizjak <uros@kss-loka.si>
2296 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
2297 code before the following patch under TARGET_MACHO.
2298 (ix86_function_value_regno_p): Likewise.
2300 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2302 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
2305 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2308 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory loads to
2309 general or fp registers. Add comments.
2310 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
2312 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
2314 * pointer-set.c (insert_aux): Only return insertion slot.
2315 (pointer_set_insert): Adjust.
2316 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
2317 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
2318 pointer_map_traverse): New.
2319 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
2320 pointer_map_create, pointer_map_destroy, pointer_map_insert,
2321 pointer_map_contains, pointer_map_traverse): Declare.
2323 2007-02-02 Jakub Jelinek <jakub@redhat.com>
2326 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
2327 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
2329 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
2331 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
2333 (struct _dep): New type.
2334 (dep_t): New typedef.
2335 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
2336 (DEP_STATUS): New access macro. The macro with the same name was
2337 renamed to DEP_LINK_STATUS.
2338 (dep_init): Declare function
2340 (struct _dep_link): New type.
2341 (dep_link_t): New typedef.
2342 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
2343 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
2344 (DEP_LINK_STATUS): New macro.
2345 (debug_dep_links): New debug function.
2347 (struct _deps_list): New type.
2348 (deps_list_t): New typedef.
2349 (DEPS_LIST_FIRST): New access macro.
2350 (FOR_EACH_DEP_LINK): New cycle macro.
2351 (create_deps_list, free_deps_list, delete_deps_list): Declare
2353 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2354 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2355 (copy_deps_list_change_con): Ditto.
2357 (move_dep_link): Declare function.
2359 (struct _dep_node): New type.
2360 (dep_node_t): New typedef.
2361 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
2363 (struct haifa_insn_data.back_deps): New field to hold backward
2364 dependencies of the insn.
2365 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
2367 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
2368 Change its type to deps_list_t.
2369 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
2370 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
2371 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
2373 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
2375 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
2377 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration and
2379 (dep_cost): Declare.
2381 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
2382 (ds_to_dk, dk_to_ds): New functions.
2384 (init_dep_1): New static function.
2385 (init_dep): New function.
2386 (copy_dep): New static function.
2388 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
2390 (detach_dep_link): New static function.
2391 (move_dep_link): New function.
2393 (dep_links_consistent_p, dump_dep_links): New static functions.
2394 (debug_dep_links): New debugging function.
2396 (deps_obstack, dl_obstack, dn_obstack): New static variables.
2398 (alloc_deps_list, init_deps_list): New static functions.
2399 (create_deps_list): New function.
2400 (clear_deps_list): New static function.
2401 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
2402 (deps_list_consistent_p, dump_deps_list): New static functions.
2403 (debug_deps_list): New function.
2404 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
2406 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
2408 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
2409 use new scheduler dependencies lists.
2410 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
2411 (sched_analyze): Ditto. Initialize dependencies lists.
2412 (add_forw_dep, compute_forward_dependences): Update to use new
2413 scheduler dependencies lists.
2415 (init_dependency_caches): Init deps_obstack.
2416 (free_dependency_caches): Free deps_obstack.
2418 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
2419 new scheduler dependencies lists.
2420 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
2421 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2423 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
2424 Update to use new scheduler dependencies lists.
2425 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
2426 (debug_dependencies): Ditto.
2427 (schedule_region): Update comments.
2429 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
2430 scheduler dependencies lists.
2431 (schedule_ebb): Update comments.
2433 * rtl.def (DEPS_LIST): Remove.
2435 * lists.c (unused_deps_list): Remove.
2436 (free_list): Update assertions.
2438 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
2439 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2441 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
2442 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
2444 * haifa-sched.c (comments): Update.
2445 (insn_cost1): Remove. Inline the code into insn_cost ().
2446 (insn_cost): Update to use new scheduler dependencies lists. Move
2447 processing of the dependency cost to dep_cost ().
2448 (dep_cost): New function. Use it instead of insn_cost () when
2449 evaluating cost of the dependency. Use compatible interface to
2450 interact with the target.
2451 (priority): Update to use new scheduler dependencies lists.
2452 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
2453 with greater number of insns that depend on the insn.
2454 (schedule_insn): Update to use new scheduler dependencies lists. Add
2455 code to free backward dependencies lists. Inline and optimize code
2456 from resolve_dep () - see PR28071.
2457 (ok_for_early_queue_removal): Update to use new scheduler dependencies
2458 lists. Update call to targetm.sched.is_costly_dependence hook.
2460 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2461 scheduler dependencies lists.
2463 (resolve_dep): Remove. Move the logic to schedule_insn ().
2464 (init_h_i_d): Initialize dependencies lists.
2466 (process_insn_depend_be_in_spec): Rename to
2467 process_insn_forw_deps_be_in_spec. Update to use new scheduler
2469 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
2470 Update to use new scheduler dependencies lists.
2471 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
2473 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
2474 new scheduler dependencies lists.
2475 (build_intra_loop_deps): Ditto.
2477 * target.h (struct _dep): Declare to use in
2478 gcc_target.sched.is_costly_dependence.
2479 (struct gcc_target.sched.adjust_cost): Fix typo.
2480 (struct gcc_target.sched.is_costly_dependence): Change signature to use
2481 single dep_t parameter instead of an equivalent triad.
2482 (struct gcc_target.sched.adjust_cost_2): Remove.
2484 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
2486 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
2488 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
2490 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
2492 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
2493 (REG_DEP_TRUE): Document.
2495 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
2496 Change signature to correspond to the targetm.sched.adjust_cost hook.
2497 Update use in TARGET_SCHED_ADJUST_COST_2.
2498 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
2499 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
2500 new scheduler dependencies lists.
2501 (ia64_gen_check): Ditto.
2503 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new scheduler
2506 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
2507 signature to correspond to the targetm.sched.is_costly_dependence hook.
2508 (is_costly_group): Update to use new scheduler dependencies lists.
2510 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
2511 instead of INSN_COST () macro.
2513 2007-02-01 Ian Lance Taylor <iant@google.com>
2515 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
2517 2007-02-01 Guy Martin <gmsoft@gentoo.org>
2519 * pa.md (tp_load): Correct mfctl instruction syntax.
2521 2007-02-01 Geoffrey Keating <geoffk@apple.com>
2523 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
2524 altivec_padding_size calculation on AIX. Improve comment, add
2525 assert to verify that it's right.
2527 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
2530 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
2533 * global.c (global_alloc): Add mising initialization of
2536 2007-02-01 Roger Sayle <roger@eyesopen.com>
2538 * alias.c (init_alias_analysis): Correct whitespace.
2539 * bb-reorder.c (fix_edges_for_rarely_executed_code,
2540 partition_hot_cold_basic_blocks): Likewise.
2541 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
2542 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
2543 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
2544 fold_builtin_snprintf_chk, fold_builtin_printf,
2545 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
2546 do_mpfr_arg3, do_mpfr_sincos): Likewise.
2547 * cfgcleanup.c (cleanup_cfg): Likewise.
2548 * cfgexpand.c (tree_expand_cfg): Likewise.
2549 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
2550 * function.c (get_next_funcdef_no): Likewise.
2551 * gengtype.c (main): Likewise.
2552 * genmodes.c (main): Likewise.
2553 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
2554 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
2555 * ifcvt.c (noce_emit_move_insn): Likewise.
2556 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
2558 * stor-layout.c (get_best_mode): Likewise.
2559 * tree-ssa-loop-niter.c (get_val_for): Likewise.
2560 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
2561 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
2562 perform_var_substitution, solve_graph): Likewise.
2563 * tree-vrp.c (vrp_finalize): Likewise.
2565 2007-02-01 Ian Lance Taylor <iant@google.com>
2567 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
2568 high part of a paradoxical subreg, return a constant zero.
2570 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
2572 * toplev.c (lang_dependent_init): Call init_set_costs.
2573 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
2575 2007-02-01 Richard Guenther <rguenther@suse.de>
2578 * fold-const.c (fold_negate_expr): Allow negating a
2579 constant if overflow does not change.
2581 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2583 * doc/c-tree.texi (Expression trees): Improve markup.
2584 * doc/tm.texi (Register Classes, Addressing Modes)
2585 (Floating Point): Fix spacing after abbreviations. Fix some
2588 2007-02-01 Ben Elliston <bje@au.ibm.com>
2590 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
2591 * doc/contrib.texi: Likewise.
2592 * doc/install.texi: Likewise.
2594 2007-01-31 Richard Henderson <rth@redhat.com>
2595 Ian Lance Taylor <iant@google.com>
2597 * lower-subreg.c: New file.
2598 * rtl.def (CONCATN): Define.
2599 * passes.c (init_optimization_passes): Add pass_lower_subreg and
2601 * emit-rtl.c (update_reg_offset): New static function, broken out
2602 of gen_rtx_REG_offset.
2603 (gen_rtx_REG_offset): Call update_reg_offset.
2604 (gen_reg_rtx_offset): New function.
2605 * regclass.c: Revert patch of 2006-03-05, restoring
2607 (clear_reg_info_regno): New function.
2608 * dwarf2out.c (concatn_loc_descriptor): New static function.
2609 (loc_descriptor): Handle CONCATN.
2610 * common.opt (fsplit_wide_types): New option.
2611 * opts.c (decode_options): Set flag_split_wide_types when
2613 * timevar.def (TV_LOWER_SUBREG): Define.
2614 * rtl.h (gen_reg_rtx_offset): Declare.
2615 (reg_scan_update): Declare.
2616 * regs.h (clear_reg_info_regno): Declare.
2617 * tree-pass.h (pass_lower_subreg): Declare.
2618 (pass_lower_subreg2): Declare.
2619 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
2620 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
2622 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
2623 * Makefile.in (OBJS-common): Add lower-subreg.o.
2624 (lower-subreg.o): New target.
2626 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2628 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
2630 2007-01-31 Anatoly Sokolov <aesok@post.ru>
2633 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
2635 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2638 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
2640 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
2642 * cfgloop.h: Include vec-prim.h.
2643 (enum li_flags): Remove LI_ONLY_OLD.
2644 (loop_iterator): Changed.
2645 (fel_next, fel_init): Iterate over loop tree.
2646 (FOR_EACH_LOOP_BREAK): New macro.
2647 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
2649 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
2650 * modulo-sched.c (sms_schedule): Ditto.
2651 * tree-vectorizer.c (vectorize_loops): Ditto.
2652 * doc/loop.texi: Update information on loop numbering and behavior of
2653 FOR_EACH_LOOP wrto new loops.
2654 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
2655 add_to_evolution_1): Test nestedness of loops instead of comparing
2657 * tree-chrec.c (chrec_fold_plus_poly_poly,
2658 chrec_fold_multiply_poly_poly, chrec_evaluate,
2659 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
2660 reset_evolution_in_loop): Ditto.
2661 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
2663 2007-01-31 Dirk Mueller <dmueller@suse.de>
2665 * c-common.c (warn_about_parentheses): Separate warning about
2666 un-parenthized sequence of comparison operators from the one
2667 which is supposed to warn about x <= y <= z.
2669 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
2671 * optabs.h (enum optab_index): Add new OTI_isinf.
2672 (isinf_optab): Define corresponding macro.
2673 * optabs.c (init_optabs): Initialize isinf_optab.
2674 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
2676 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
2677 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
2679 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
2680 expand_builtin_interclass_mathfn.
2681 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
2682 * config/i386/i386.md (UNSPEC_FXAM): New constant.
2683 (fxam<mode>2_i387): New insn pattern.
2684 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
2685 built-in functions as x87 inline asm.
2687 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2689 * gcc/config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
2691 2007-01-30 Eric Christopher <echristo@apple.com>
2693 * config.gcc: Add geode.
2695 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
2697 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
2698 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
2699 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
2700 value-prof.c: Fix comment typos.
2702 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2705 * doc/invoke.texi (Wpointer-arith): Document warning.
2707 2007-01-30 Janis Johnson <janis187@us.ibm.com>
2709 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
2710 the list of discrepancies from the draft TR.
2712 2007-01-30 Dirk Mueller <dmueller@suse.de>
2715 * doc/invoke.texi (-Wreturn-type): Update description to
2718 2007-01-30 Richard Sandiford <richard@codesourcery.com>
2720 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
2722 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
2724 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
2725 to handle optabs that operate on floating point input argument and
2726 output to integer output.
2727 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
2728 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
2729 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
2730 expand_builtin_interclass_mathfn ().
2731 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
2733 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
2734 ilogbl built-in functions as x87 intrinsics.
2736 2007-01-30 Richard Guenther <rguenther@suse.de>
2739 * dwarf2out.c (reference_to_unused): Query varpool if the
2740 variable was output.
2742 2007-01-30 Richard Guenther <rguenther@suse.de>
2745 * passes.c (execute_one_pass): Reset in_gimple_form to not
2746 confuse non-unit-at-a-time mode.
2748 2007-01-29 Roger Sayle <roger@eyesopen.com>
2749 Richard Guenther <rguenther@suse.de>
2751 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
2752 avoid undefined behaviour on overflow. Use force_fit_type_double
2753 to construct the constant with the specified TREE_OVERFLOW.
2755 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2757 * config/dfp-bit.c: Add parameterized support for fp exceptions.
2758 * config/dfp-bit.h: Ditto.
2760 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2762 * c-decl.c (pop_scope): Replace warnings with call to
2763 warn_for_unused_label.
2764 * c-common.h (warn_for_unused_label): Declare.
2765 * c-common.c (warn_for_unused_label): Define.
2767 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2769 * tree-optimize.c (update_inlined_to_pointers): Delete unused
2772 2007-01-29 Janis Johnson <janis187@us.ibm.com>
2774 * Makefile.in (USER_H): Remove decfloat.h.
2775 * ginclude/decfloat.h: Delete, moving contents to ...
2776 * ginclude/float.h: Add support for decimal floating point,
2777 guarded by __STDC_WANT_DEC_FP__.
2779 2007-01-29 Mike Stump <mrs@apple.com>
2781 * doc/gccint.texi (Top): Rename Loop Representation to Loop
2782 Analysis and Representation to resolve case insensitive conflict.
2783 * doc/loop.texi (Loop Analysis and Representation): Likewise.
2785 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
2787 * tree.h (struct tree_memory_tag): Add aliases member.
2788 (MTAG_ALIASES): New macro.
2789 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
2790 (add_may_alias): Remove pointer-set. Update for may_aliases being
2792 (mark_aliases_call_clobbered): Update for may_aliases being a
2794 (compute_tag_properties): Ditto.
2795 (create_partition_for): Ditto.
2796 (compute_memory_partitions): Ditto.
2797 (dump_may_aliases_for): Ditto.
2798 (is_aliased_with): Ditto.
2799 (add_may_alias_for_new_tag): Ditto.
2800 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
2801 (compute_is_aliased): New function.
2802 (compute_may_aliases): Call compute_is_aliased).
2803 (init_alias_info): Initialize alias_bitmap_obstack.
2804 (union_alias_set_into): New function.
2805 (compute_flow_sensitive_aliasing): Use union_aliases_into.
2806 (have_common_aliases_p): Rewrite to take two bitmaps and use
2808 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
2810 (finalize_ref_all_pointers): Update for add_may_alias changes.
2811 (new_type_alias): Ditto.
2812 * tree-flow-inline.h (may_aliases): Return a bitmap.
2813 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
2814 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
2815 may_aliases being a bitmap.
2816 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
2817 may_aliases now returns a bitmap.
2818 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
2820 * tree-ssa-operands.c (add_virtual_operand): Update for
2821 may_aliases being a bitmap.
2823 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
2825 PR tree-optimization/30630
2826 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
2827 variable as changed.
2829 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
2832 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
2833 expanded only once even if an error occurs.
2835 2007-01-29 Ben Elliston <bje@au.ibm.com>
2837 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
2838 (__gcov_average_profiler): Likewise.
2839 (__gcov_ior_profiler): Likewise.
2840 (__gcov_merge_ior): Likewise.
2842 2007-01-28 Jan Hubicka <jh@suse.cz>
2844 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
2845 * value-prof.c (stringop_block_profile): Likewise.
2847 2007-01-28 Jan Hubicka <jh@suse.cz>
2849 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall): Add
2850 variant handling histograms; add wrapper.
2851 (clear_storage_via_libcall): Export.
2852 (emit_block_move_hints): Break out from ...; add histograms.
2853 (emit_block_move): ... this one.
2854 (clear_storage_hints): Break out from ...; add histograms.
2855 (clear_storage): ... this one.
2856 (set_storage_via_memset): Handle histogram.
2857 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
2858 (clear_storage_hints, clear_storage_via_libcall): Declare.
2859 (set_storage_via_setmem): Update prototype.
2860 * doc/md.texi (movmem, setmem): Document new arguments.
2862 * value-prof.c (dump_histogram_value, tree_find_values_to_profile): Add
2864 (stringop_block_profile): New global function.
2865 (tree_stringops_values_to_profile): Profile block size and alignment.
2866 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
2868 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
2869 (stringop_block_profile): Declare.
2870 * builtins.c: Include value-prof.h.
2871 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
2872 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
2873 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
2874 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
2875 * profile.c (instrument_values): Add new counters.
2876 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
2878 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
2879 (tree_init_edge_profiler): Build new profilers.
2880 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
2881 (pass_tree_profile): Add dump.
2882 (tree_profile_hooks): Update.
2883 * Makefile.in (LIBGCOV): Add new constants.
2884 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
2885 __gcov_ior_profiler): New.
2886 * i386.md (movmem/setmem expanders): Add new optional arguments.
2888 2007-01-28 David Edelsohn <edelsohn@gnu.org>
2890 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
2892 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2894 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
2895 (tree_unswitch_single_loop): Pass eni_size_weights to
2896 tree_num_loop_insns.
2897 * tree-ssa-loop-manip.c: Include tree-inline.h.
2898 (can_unroll_loop_p): Pass eni_size_weights to
2899 tree_num_loop_insns.
2900 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
2901 Pass eni_size_weights to estimate_num_insns.
2902 * tree.h (init_inline_once): Export.
2903 * toplev.c (backend_init): Call init_inline_once.
2904 * cgraphunit.c (cgraph_process_new_functions,
2905 cgraph_analyze_function): Pass eni_inlining_weights to
2907 * ipa-inline.c (compute_inline_parameters): Ditto.
2908 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
2909 to estimate_num_insns.
2910 (try_unroll_loop_completely): Pass eni_size_weights to
2911 tree_num_loop_insns.
2912 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
2913 ot estimate_num_insns.
2914 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
2915 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
2916 * tree-inline.c (eni_inlining_weights, eni_size_weights,
2917 eni_time_weights): New variables.
2918 (init_inline_once): Initialize them.
2919 (struct eni_data): Mew.
2920 (estimate_num_insns_1, estimate_num_insns): Use weights.
2921 * tree-inline.h (struct eni_weights_d): New.
2922 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
2923 (estimate_num_insns): Declaration changed.
2924 * cfgloop.h (tree_num_loop_insns): Declaration changed.
2925 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
2926 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
2928 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
2930 * tree-data-ref.c (conflict_fn): Assert that the number of affine
2931 relations in the conflict function is valid.
2933 2007-01-27 Ian Lance Taylor <iant@google.com>
2935 * common.opt: Add fstrict-overflow.
2936 * opts.c (decode_options): Set flag_strict_overflow if -O2.
2937 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
2938 (TYPE_OVERFLOW_UNDEFINED): Define.
2939 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
2941 * tree.h (TYPE_TRAP_SIGNED): Don't define.
2942 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
2943 (fold_negate_expr): Likewise.
2944 (make_range): Likewise.
2945 (extract_muldiv_1): Likewise.
2946 (maybe_canonicalize_comparison): Likewise.
2947 (fold_comparison): Likewise.
2948 (fold_binary): Likewise.
2949 (tree_expr_nonnegative_p): Likewise.
2950 (tree_expr_nonzero_p): Likewise.
2951 * tree-vrp.c (compare_values): Likewise.
2952 (extract_range_from_binary_expr): Likewise.
2953 (extract_range_from_unary_expr): Likewise.
2954 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
2956 (nowrap_type_p): Likewise.
2957 * tree-scalar-evolution.c (simple_iv): Likewise.
2958 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
2959 (build_range_check): Likewise.
2960 (extract_muldiv_1): Likewise.
2961 (fold_comparison): Likewise.
2962 * tree-vrp.c (vrp_int_const_binop): Likewise.
2963 (extract_range_from_unary_expr): Likewise.
2964 * convert.c (convert_to_integer): Likewise.
2965 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
2966 (fold_comparison): Likewise.
2967 (fold_binary): Likewise.
2968 * optabs.c (optab_for_tree_code): Likewise.
2969 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
2970 * simplify-rtx.c (simplify_const_relational_operation): Check
2971 flag_strict_overflow and flag_trapv.
2972 (simplify_const_relational_operation): Likewise.
2973 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
2974 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
2977 2007-01-27 Roger Sayle <roger@eyesopen.com>
2979 * tree.c (tree_fold_gcd): Delete.
2980 * tree.h (tree_fold_gcd): Remove prototype.
2981 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
2982 test whether one constant integer is a multiple of another. Instead
2983 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
2984 * fold-const.c (multiple_of_p): We've determined both TOP and
2985 BOTTOM are integer constants so we can call int_const_binop directly
2986 instead of the more generic const_binop.
2988 2007-01-27 Roger Sayle <roger@eyesopen.com>
2990 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
2991 1*X check that the constant hasn't overflowed, to preserve the
2993 (round_up): Provide an efficient implementation when rouding-up an
2994 INTEGER_CST to a power-of-two.
2996 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
2998 * doc/sourcebuild.texi: Add comma for clarity.
2999 * doc/extend.texi: Fix some typos.
3000 * doc/passes.texi: Likewise.
3001 * doc/cppinternals.texi: Likewise.
3002 * doc/c-tree.texi: Likewise.
3003 * doc/tree-ssa.texi: Likewise.
3004 * doc/install.texi: Likewise.
3006 2007-01-27 Jan Hubicka <jh@suse.cz>
3008 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
3009 (pass_sra): Do not require alias information.
3010 * passes.c (init_optimization_passes): Add SRA
3012 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
3014 * tracer.c (rest_of_handle_tracer): We already cleaned
3015 up the CFG in tracer() so don't do it here again.
3016 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
3017 cleanup_cfg here, either. And don't call renumber_insns.
3019 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
3020 and BB_HEAD are in the insn stream here. Instead make sure
3021 that BB_INSN is valid on all insns. Also, do check here that
3022 there are no pending branch predictions...
3023 (rtl_verify_flow_info): ...instead of doing it here. Checks
3024 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
3027 2007-01-26 Roger Sayle <roger@eyesopen.com>
3029 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
3030 function to simplify/factorize operand order canonicalization.
3031 (ix86_fixup_binary_operands): Reorganize using the above function.
3032 (ix86_binary_operator_ok): Likewise.
3034 2007-01-27 Jakub Jelinek <jakub@redhat.com>
3036 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
3037 file scope from optimize_attrs.
3038 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
3040 (optimize_attrs): Clear insn_code_values after freeing it.
3042 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3044 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
3045 a parts.base assignment.
3047 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
3049 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
3050 (compute_subscript_distance, initialize_data_dependence_relation,
3051 finalize_ddr_dependent, analyze_ziv_subscript,
3052 analyze_siv_subscript_cst_affine,
3053 compute_overlap_steps_for_affine_univar,
3054 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
3055 analyze_siv_subscript, analyze_miv_subscript,
3056 analyze_overlapping_iterations, subscript_dependence_tester_1,
3057 compute_self_dependence, free_dependence_relation): Work
3058 with affine_fn instead of chrecs.
3059 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
3060 common_affine_function, affine_function_base,
3061 affine_function_constant_p, affine_fn_op, affine_fn_plus,
3062 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
3063 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
3064 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
3065 (all_chrecs_equal_p): Removed.
3066 * tree-data-ref.h (affine_fn, conflict_function): New types.
3067 (struct subscript): Change type of conflicting_iterations_in_a
3068 and conflicting_iterations_in_b.
3070 2007-01-26 Steve Ellcey <sje@cup.hp.com>
3073 * config/pa/pa.h (TARGET_HPUX_11): New.
3074 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
3075 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
3077 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
3078 Richard Guenther <rguenther@suse.de>
3080 * tree-ssa-structalias.c (solve_graph): Handle case
3081 we merged the variable to another.
3083 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3085 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
3088 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
3089 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
3091 2007-01-25 DJ Delorie <dj@redhat.com>
3093 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
3094 allow changes to modes which don't fit in those registers.
3096 * reload1.c (choose_reload_regs): Check for invalid subregs before
3097 computing their locations, not after.
3099 2007-01-25 Geoffrey Keating <geoffk@apple.com>
3102 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
3103 save Altivec registers in an eh_return function.
3104 (compute_vrsave_mask): Likewise.
3105 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
3106 for saving Altivec registers.
3107 (rs6000_emit_prologue): Don't allocate stack twice in
3108 eh_return function. Correct expected value of altivec_save_offset
3109 when using save_world. Describe save of R0 to stack when using
3110 save_world. Describe stack pointer adjustment when using
3111 save_world. Remove duplicated eh_return parameter register saving.
3112 Update sp_offset variable after save_world.
3113 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
3115 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
3116 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
3119 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3121 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
3123 2007-01-25 Steve Ellcey <sje@cup.hp.com>
3126 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
3127 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
3129 2007-01-25 Richard Guenther <rguenther@suse.de>
3131 * doc/invoke.texi (-Wcoverage-mismatch): Document.
3132 * common.opt (-Wcoverage-mismatch): New warning option.
3133 * coverage.c (get_coverage_counts): Ignore coverage mismatch
3134 if -Wcoverage-mismatch is given.
3136 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
3138 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
3139 (ipcp_driver): Change to static definition.
3140 Add dumping of the ifunctions.
3141 (constant_val_insert): Remove unused parameter. Support for SSA.
3142 (ipcp_propagate_const): Support for SSA.
3143 (ipcp_profile_bb_print): Print only analyzed nodes.
3144 (ipcp_replace_map_create): Remove support for Fortran constant
3146 * ipa-prop.c (ipa_method_modify_stmt,
3147 ipa_callsite_compute_param): Support for SSA.
3148 * ipa-prop.h (ipcp_driver): Remove declaration.
3149 (IS_VALID_TREE_MAP_INDEX): Add define.
3151 2007-01-24 Geoffrey Keating <geoffk@apple.com>
3153 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
3155 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3158 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
3159 constant argument to cabs and do it without checking for
3160 -funsafe-math-optimizations.
3162 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
3164 * c-common.h (RID_FIRST_CXX0X): New.
3165 (RID_LAST_CXX0X): New.
3166 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
3168 * c.opt (Wc++0x-compat): New.
3169 * doc/invoke.texi (-Wc++0x-compat): Document.
3171 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3173 * builtins.c (fold_builtin_carg): New.
3174 (fold_builtin_1): Use it.
3176 2007-01-24 Jan Hubicka <jh@suse.cz>
3178 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
3180 * ipa-inline.c (initial_insns, max_insns): Delete.
3181 (compute_max_insns): New function.
3182 (cgraph_decide_inlining_of_small_function): Use it; take minimal amount
3183 of insns as base for code growth.
3184 (cgraph_decide_inlining): Make initial_insns local; do not compute
3186 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
3187 * doc/invoke.texi (inline-unit-growth): Update docs.
3189 2007-01-24 Jakub Jelinek <jakub@redhat.com>
3191 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
3192 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
3193 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
3194 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
3195 for CPUs that have PTA_CX16 set.
3198 * gimplify.c (omp_check_private): New function.
3199 (gimplify_scan_omp_clauses): Use it for
3200 firstprivate/lastprivate/reduction.
3203 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
3204 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
3207 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
3208 If lower_lastprivate_clauses emits some statements, append them
3209 to dlist rather than body_p and to body_p append an initializer.
3210 (lower_omp_for): Adjust caller.
3212 2007-01-24 Steve Ellcey <sje@cup.hp.com>
3214 * target.h (globalize_decl_name): New.
3215 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3216 * output.h (default_globalize_decl_name): New.
3217 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
3219 (globalize_decl): Ditto.
3220 (default_globalize_decl_name): New.
3221 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
3222 (ia64_handle_version_id_attribute): New.
3223 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
3224 (ia64_asm_output_external): Use globalize_decl_name instead
3226 * doc/extend.texi (version_id): New pragma.
3227 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
3229 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3231 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
3232 _uleb128_t and _Unwind_SWord with _sleb128_t.
3233 * unwind-dw2.c (extract_cie_info, execute_stack_op, execute_cfa_program,
3234 uw_frame_state_for, uw_update_context_1): Likewise.
3235 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
3236 * unwind-pe.h (read_uleb128, read_sleb128,
3237 read_encoded_value_with_base): Likewise.
3238 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
3240 2007-01-24 Richard Guenther <rguenther@suse.de>
3242 * builtins.c (expand_builtin_cexpi): Get the fndecl
3243 for cexp in the correct way.
3245 2007-01-24 Jan Hubicka <jh@suse.cz>
3247 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS of calls.
3249 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
3251 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
3252 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
3253 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
3254 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
3255 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
3256 __SIZEOF_PTRDIFF_T__.
3257 * doc/cpp.texi: Documentation for the new builtin macros added.
3259 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
3261 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
3262 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
3263 instead of operands[2] to avoid access past the end of array.
3265 2007-01-24 Richard Sandiford <richard@codesourcery.com>
3267 * reload1.c (emit_reload_insns): Pass the reload register
3268 for a non-spill output reload through forget_old_reloads_1.
3270 2007-01-23 Joseph Myers <joseph@codesourcery.com>
3272 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
3273 _SOFT_DOUBLE if doubles use software floating-point.
3274 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
3275 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3276 * config/rs6000/darwin-ldouble.c: Also compile functions for
3277 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
3278 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
3279 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
3280 commented-out long double override.
3281 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
3282 * config/rs6000/eabispe.h: Likewise.
3283 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
3284 long double for non-SPE.
3285 (rs6000_handle_option): Likewise.
3286 (invalid_e500_subreg): Disallow more subregs involding DImode,
3287 DFmode, TImode or TFmode.
3288 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
3290 (legitimate_lo_sum_address_p): Also check for TFmode for E500
3292 (rs6000_legitimize_address): Also handle TFmode for E500 double.
3293 (rs6000_legitimize_reload_address): Also handle TFmode for E500
3295 (rs6000_legitimate_address): Also check for TFmode for E500
3297 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
3298 (spe_build_register_parallel): Handle TFmode and TCmode.
3299 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
3301 (function_arg): Handle TFmode and TCmode for E500 double.
3302 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
3304 (print_operand): Handle TFmode and TImode for %y.
3305 (rs6000_generate_compare): Handle TFmode comparisons for E500
3307 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
3308 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
3309 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
3310 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
3311 TFmode for E500 double.
3312 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
3313 (floatsidf2): Enable for E500 double.
3314 (movtf_softfloat): Use rs6000_nonimmediate_operand.
3315 (extenddftf2): Change to extenddftf2_fprs.
3316 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
3317 depending on TARGET_E500_DOUBLE.
3318 (extendsftf2): Enable for E500 double.
3319 (trunctfdf2): Enable for E500 double.
3320 (trunctfsf2): Change to trunctfsf2_fprs.
3321 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
3322 depending on TARGET_E500_DOUBLE.
3323 (floatsitf2): Enable for E500 double.
3324 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
3325 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
3326 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
3327 (negtf2): Change to negtf2_internal.
3328 (negtf2): New expander.
3329 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
3330 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
3331 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
3332 (movdi_internal32): Use rs6000_nonimmediate_operand.
3333 (unnamed splitter): Likewise.
3334 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
3335 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
3336 (SPE64TF, DITI): New mode macros.
3337 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
3340 (frob_<mode>_di_2): New.
3341 (frob_tf_di_8_2): New.
3342 (frob_di_df): Change to frob_di_<mode>; allow more modes.
3344 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
3346 (frob_ti_<mode>_8_2): New.
3347 (frob_ti_tf_2): New.
3348 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
3349 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
3351 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
3352 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
3353 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
3354 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
3355 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
3356 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
3359 2007-01-23 Ian Lance Taylor <iant@google.com>
3361 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
3363 (OBJS-archive): Reformat, alphabetize.
3364 (OBJS): Change out_object_file to OBJS-md.
3366 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
3368 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
3369 JUMP_P and CALL_P predicates where applicable.
3370 * config/i386/i386.c: Ditto.
3371 * config/i386/i386.md: Ditto.
3372 * config/i386/mmx.md: Ditto.
3373 * config/i386/predicates.md: Ditto.
3375 2007-01-22 Andreas Schwab <schwab@suse.de>
3377 * config/m68k/m68k.h: Fix comment.
3379 2007-01-22 Jan Hubicka <jh@suse.cz>
3381 * passes.c (init_optimization_passes): Do not rerun
3382 pass_early_warn_uninitialized.
3384 2007-01-22 Richard Guenther <rguenther@suse.de>
3386 PR tree-optimization/30038
3387 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
3389 (execute_cse_sincos_1): Likewise.
3390 (execute_cse_sincos): Likewise.
3391 (gate_cse_sincos): Likewise.
3392 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
3393 the cexpi() canonicalization of sincos().
3394 * tree-pass.h (pass_cse_sincos): Declare.
3395 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
3397 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
3399 PR rtl-optimization/29329
3400 * combine.c (replaced_rhs_insn): Rename to i2mod.
3401 (replaced_rhs_value): Rename to i2mod_new_rhs.
3402 (i2mod_old_rhs): New global variable.
3403 (combine_instructions): Adjust for above change. Save a copy of
3404 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
3405 note are substituted in the second instruction.
3406 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
3407 ditch the note if it pertains to the second eliminated register
3408 and this register is mentioned in i2mod_old_rhs.
3411 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
3413 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
3414 the insn to which the note was originally attached.
3416 2007-01-21 Jan Hubicka <jh@suse.cz>
3418 * ipa-inline.c (inlining_mode): Comment, move up.
3419 (cgraph_decide_inlining_incrementally): Do not perform inlining
3420 itself; fix handling of flattening of self recursive functions.
3421 (cgraph_find_cycles): Remove.
3422 (cgraph_flatten_node): Remove.
3423 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
3424 (try_inline): New function.
3425 (cgraph_early_inlining): Update call of
3426 cgraph_decide_inlining_incrementally. Apply inlining here.
3427 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
3429 2007-01-21 Dirk Mueller <dmueller@suse.de>
3432 * tree-vrp.c (check_array_bounds): do not warn
3433 about ADDR_EXPR's of ARRAY_REF's which are immediately
3434 used in binary expressions.
3436 2007-01-21 Ira Rosen <irar@il.ibm.com>
3438 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
3439 read_write_dep and macros for its access.
3440 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
3441 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
3442 argument, call vect_check_interleaving for every independent pair of
3443 data-refs. Mark loads that access the same memory location as a store
3445 (vect_check_dependences): Remove.
3446 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
3447 call, fix the call to vect_analyze_data_ref_dependence.
3448 (vect_analyze_data_ref_access): For statements that access the same
3449 data-ref, check that they are not stores; for loads, check that there
3450 is no store that access the same location.
3452 2007-01-20 Roger Sayle <roger@eyesopen.com>
3453 Joseph Myers <joseph@codesourcery.com>
3455 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
3456 (-fdump-rtl-stack): Likewise.
3457 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
3458 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
3459 (-mpt-fixed): Use @minus{} for minus sign.
3460 (Using Precompiled Headers): Fix under/overfull hbox.
3462 2007-01-20 Jan Hubicka <jh@suse.cz>
3464 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
3465 place within annotation.
3467 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3469 * pa.c (output_move_double): Change array size of xoperands to 4.
3471 2007-01-20 Jan Hubicka <jh@suse.cz>
3473 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
3476 2007-01-19 Ian Lance Taylor <iant@google.com>
3478 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
3479 constant to unsigned HOST_WIDE_INT before negating.
3481 2007-01-19 Ian Lance Taylor <iant@google.com>
3483 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
3485 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
3486 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3487 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
3488 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
3489 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
3490 (realloc_vdef, realloc_vuse): Change second parameter to
3492 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
3494 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
3495 unsigned. Change x and lim locals to unsigned.
3496 (realloc_vdef, realloc_vuse): Change num_elem parameter to
3498 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
3499 (copy_virtual_operands): Change i and n locals to unsigned.
3501 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3504 * builtins.c (fold_builtin_1): Handle builtin fdim.
3506 2007-01-20 Jan Hubicka <jh@suse.cz>
3508 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
3509 * tree-ssa-structalias.c (compute_points_to_sets): Do call
3510 init_alias_heapvars.
3511 (init_alias_heapvars): Initialize only when not already initialized.
3512 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
3514 2007-01-19 Roger Sayle <roger@eyesopen.com>
3516 * common.opt (fsigned-zeros): New command line option.
3517 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
3518 of flag_unsafe_math_optimizations.
3519 * opts.c (set_fast_math_flags): The -ffast-math command line option
3520 implies -fno-signed-zeros.
3521 (fast_math_flags_set_p): Likewise.
3523 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
3524 the documentation of -ffast-math appropriately. Wrap long lines.
3526 2007-01-19 Steve Ellcey <sje@cup.hp.com>
3528 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
3529 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
3531 2007-01-19 Tomas Bily <tbily@suse.cz>
3533 * cgraphunit.c (cgraph_finalize_function): Updating of pid
3535 (tree_init_ic_make_global_vars): New function
3536 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
3537 (tree_gen_ic_profiler): New function
3538 (tree_gen_ic_func_profiler): New function
3539 (tree_profiling): Added calling of tree_gen_ic_func_profiler
3540 (tree_profile_hooks): Added hook for indirec/virtual calls
3541 * value-prof.c (tree_find_values_to_profile): New case for
3543 (tree_values_to_profile): Call for determining indirect/virtual
3545 (tree_indirect_call_to_profile): New function
3546 (tree_ic_transform): New function
3547 (tree_ic): New function
3548 (find_func_by_pid): New function
3549 (init_pid_map): New function
3550 (tree_value_profile_transformations): Added check for
3551 indirect/virtual call transformation
3552 * value-prof.h (enum hist_type): New counter type for
3553 indirect/virtual calls
3554 (profile_hooks): Added new hook for profiling indirect/virtual
3556 * profile.c (instrument_values): New case for indirect/virtual
3558 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
3559 (GCOV_COUNTER_V_INDIR): New counter type
3560 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
3561 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
3563 * cgraph.c: Definition of cgraph_max_pid
3564 (cgraph_create_node): Default init of pid attribute
3565 * cgraph.h: Declaration of cgraph_max_pid
3566 (struct cgraph_node): Added pid attribute
3567 * libgcov.c (__gcov_indirect_call_profiler): New function
3568 (__gcov_one_value_profiler_body): New function
3569 (__gcov_one_value_profiler): Body was moved to
3570 __gcov_one_value_profiler_body and calls it
3572 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
3574 * doc/gty.texi (Options): Document the mark_hook option to GTY.
3575 * gengtype.c (write_types_data, write_func_for_structure,
3576 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
3577 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
3578 (walk_type, write_func_for_structure): Generate the mark_hook if
3581 2007-01-19 Jan Hubicka <jh@suse.cz>
3583 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
3584 'early' argument take inlining mode argument specifying whether to
3585 inline for size/speeed or all functions; add support for flattening;
3587 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
3589 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3592 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
3593 the name of the declared identifier.
3595 2007-01-19 Dirk Mueller <dmueller@suse.de>
3597 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
3598 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
3599 duplicate evaluation.
3601 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3603 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
3604 Macroize expander using X87MODEF12 mode macro. Extend operand 1
3605 to XFMode, use acosxf2 and truncate result to requested mode.
3606 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
3607 (asin<mode>2): Similarly, with asin expanders.
3608 (*fscalexf4_i387): Rename from *fscalexf4.
3609 (expNcorexf3): New expander.
3610 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
3611 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
3612 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
3613 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
3614 patterns for SSE math.
3615 (exp10<mode>2): Similarly, with exp10 expanders.
3616 (exp2<mode>2): Similarly, with exp2 expanders.
3617 (expm1<mode>2): Similarly, with expm1 expanders.
3618 (ldexp<mode>3): Similarly, with ldexp expanders.
3619 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
3620 Use gen_truncxf<mode>2_i387_noop to truncate result.
3622 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3624 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
3625 for ColdFire targets.
3627 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
3628 Richard Sandiford <richard@codesourcery.com>
3630 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
3631 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
3632 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
3633 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
3634 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3635 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
3637 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3639 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
3640 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
3641 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
3642 (*adddi_dilshr32_cf): New pattern.
3643 (adddi3, subdi3): Remove first alternatives.
3645 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3647 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
3648 implemented using move.l, do not use its cc result for floating-point
3651 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3653 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
3654 from accepting 's' constraints if flag_pic.
3656 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3658 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
3659 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
3660 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
3661 condition from TARGET_68881 to TARGET_HARD_FLOAT.
3663 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
3665 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
3666 ColdFire alternatives.
3667 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
3668 * config/m68k/m68k.md (clzsi2): Define for ColdFire
3669 architectures that support ff1 instruction.
3671 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3672 Julian Brown <julian@codesourcery.com>
3674 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
3675 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
3676 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
3679 2007-01-19 Richard Sandiford <richard@codesourcery.com>
3681 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
3683 (output_move_const_into_data_reg, output_move_simode_const): Delete.
3684 * config/m68k/m68k.c (const_method, const_int_cost): Take a
3685 HOST_WIDE_INT instead of an rtx.
3686 (m68k_rtx_costs): Update call accordingly.
3687 (output_move_const_into_data_reg): Likewise. Fix formatting.
3688 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
3690 (output_move_simode_const): Update calls after above changes.
3691 Rework to use automatic variables and predicates like MEM_P.
3692 * config/m68k/m68k.md (pushexthisi_const): Update call to
3695 2007-01-19 Dirk Mueller <dmueller@suse.de>
3697 * tree-ssa-alias.c (perform_var_substitution): Fix typo
3700 2007-01-19 Richard Guenther <rguenther@suse.de>
3702 * builtins.c (expand_builtin_cexpi): Fall back to expanding
3703 via cexp in case sincos is not available.
3705 2007-01-19 Richard Guenther <rguenther@suse.de>
3707 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
3708 * defaults.h (TARGET_HAS_SINCOS): Default to off.
3709 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
3710 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
3711 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
3712 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
3713 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
3714 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
3716 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
3718 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
3720 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
3721 (atan2xf3): Directly generate RTL pattern.
3722 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
3723 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3724 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3725 disable patterns for SSE math.
3726 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
3727 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
3728 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
3729 disable patterns for SSE math.
3731 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
3733 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
3735 2007-01-18 Roger Sayle <roger@eyesopen.com>
3737 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
3738 VIEW_CONVERT_EXPR to the same type as it's operand.
3740 2007-01-18 David Edelsohn <edelsohn@gnu.org>
3742 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
3743 configured for long double 128.
3745 2007-01-18 Mike Stump <mrs@apple.com>
3747 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
3750 2007-01-18 Michael Meissner <michael.meissner@amd.com>
3752 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
3755 2007-01-18 Jan Hubicka <jh@suse.cz>
3757 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
3758 greater than NUM_VOP_FREE_BUCKETS.
3760 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
3762 * tree-ssa-structalias.c: Update comments.
3763 (ptabitmap_obstack): Removed.
3765 (oldpta_obstack): Ditto.
3766 (stats): Add a few members.
3767 (struct variable_info): Remove node, complex, address_taken, and
3768 indirect_target members. Add oldsolution member.
3769 (new_var_info): Do not initialize removed members.
3770 (constraint_expr_type): Remove INCLUDES.
3771 (constraint_graph): Add size, implicit_preds, rep,
3772 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
3773 (FIRST_REF_NODE): New macro.
3774 (LAST_REF_NODE): Ditto.
3775 (FIRST_ADDR_NODE): Ditto.
3776 (find): New function.
3778 (dump_constraint): Do not handle INCLUDES.
3779 (insert_into_complex): Do not insert duplicate constraints.
3780 (condense_varmap_nodes): Renamed and rewritten into ...
3781 (merge_node_constraints): This. Also fix bug in handling of
3782 offseted copy constraints.
3783 (clear_edges_for_node): No longer need to deal with preds at all,
3784 or removing associated preds/succs.
3785 (merge_graph_nodes): Deal with indirect_cycles.
3786 Don't deal with predecessors.
3787 (add_implicit_graph_edge): New function.
3788 (add_pred_graph_edge): Ditto.
3789 (add_graph_edge): Don't deal with predecessors.
3790 (build_constraint_graph): Removed.
3791 (build_pred_graph): New function.
3792 (build_succ_graph): Ditto.
3793 (struct scc_info): Removed in_component. Added roots, dfs, and
3794 node_mapping. Remove visited_index, unification_queue.
3795 (scc_visit): Deal with union-find we do now.
3796 Deal with cycles with REF nodes.
3797 (collapse_nodes): Renamed and rewritten to ...
3798 (unify_nodes): This.
3799 (process_unification_queue): Removed.
3800 (topo_visit): Cleanup
3801 (do_da_constraint): Use find.
3802 (do_sd_constraint): Ditto.
3803 (do_ds_constraint): Ditto.
3804 (do_complex_constraint): Ditto.
3805 (init_scc_info): Update for removed and added members.
3806 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
3807 (find_indirect_cycles): This.
3808 (equivalence_class): New variable.
3809 (label_visit): New function.
3810 (perform_variable_substitution): Rewritten.
3811 (free_var_substitution_info): New function.
3812 (find_equivalent_node): Ditto.
3813 (move_complex_constraints): Ditto.
3814 (eliminate_indirect_cycles): Ditto.
3815 (solve_graph): Only propagate changed bits.
3816 Use indirect cycle elimination.
3818 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
3819 (tree_id_eq): Renamed to ...
3820 (tree_vi_eq): This. Update for member change
3821 (insert_id_for_tree): Renamed and rewritten to ...
3822 (insert_vi_for_tree): This.
3823 (lookup_id_for_tree): Renamed and rewritten to ...
3824 (lookup_vi_for_tree): This.
3825 (get_id_for_tree): Renamed and rewritten to ...
3826 (get_vi_for_tree): Ditto.
3827 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
3828 (process_constraint): Don't handle INCLUDES.
3829 Remove special ADDRESSOF case.
3830 (find_func_aliases): Rewrite to use vi functions instead of id
3832 (create_function_info_for): Ditto.
3833 (create_variable_info_for): Ditto.
3834 (intra_create_variable_infos): Ditto.
3835 (merge_smts_into): Ditto.
3836 (find_what_p_points_to): Ditto.
3837 (init_base_vars): Ditto.
3838 (init_alias_vars): Ditto.
3839 (remove_preds_and_fake_succs): New function.
3840 (dump_sa_points_to_info): Dump new stats.
3841 (dump_solution_for_var): Use find.
3842 (set_used_smts): Fix formatting.
3843 (compute_points_to_sets): Updated for new functions.
3844 (ipa_pta_execute): Ditto.
3846 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3847 Richard Sandiford <richard@codesourcery.com>
3849 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
3851 * calls.c (expand_call): If the return value is a PARALLEL,
3852 extract its first member.
3853 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
3854 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3855 use FUNCTION_EXTRA_EPILOGUE.
3856 (m68k_function_value): Return a PARALLEL if the return value
3857 is of a pointer type.
3858 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
3859 (FUNCTION_EXTRA_EPILOGUE): Remove.
3860 * config/m68k/m68k.md (D0_REG): New constant.
3862 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3864 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
3865 output a NOP for empty epilogues.
3867 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3869 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
3870 before function. Extend register save check to include all
3871 registers, not just integer ones.
3873 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3875 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
3876 (m68k_use_return_insn): ...this.
3877 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
3878 * config/m68k/m68k.c (use_return_insn): Rename to...
3879 (m68k_use_return_insn): ...this.
3880 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
3883 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3885 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
3886 nearest even, fix denormal rounding overflow.
3888 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3890 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
3891 f%$smove and f%$move.
3892 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
3893 (extendsfdf2_cf): Use fdmove instead of f%&move.
3894 (truncdfsf2_cf): Use fsmove instead of f%$smove.
3895 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
3897 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3899 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
3902 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3904 * real.h (real_format): Add a canonical_nan_lsbs_set field.
3905 (coldfire_single_format): Declare.
3906 (coldfire_double_format): Likewise.
3907 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
3908 of qnan_msb_set to determine the lower bits of a canonical
3910 (encode_ieee_double): Likewise.
3911 (encode_ieee_quad): Likewise.
3912 (ieee_single_format): Initialize canonical_nan_lsbs_set.
3913 (mips_single_format): Likewise.
3914 (ieee_double_format): Likewise.
3915 (mips_double_format): Likewise.
3916 (ieee_extended_motorola_format): Likewise.
3917 (ieee_extended_intel_96_format): Likewise.
3918 (ieee_extended_intel_128_format): Likewise.
3919 (ieee_extended_intel_96_round_53_format): Likewise.
3920 (ibm_extended_format): Likewise.
3921 (mips_extended_format): Likewise.
3922 (ieee_quad_format): Likewise.
3923 (mips_quad_format): Likewise.
3924 (vax_f_format): Likewise.
3925 (vax_d_format): Likewise.
3926 (vax_g_format): Likewise.
3927 (i370_single_format): Likewise.
3928 (i370_double_format): Likewise.
3929 (decimal_single_format): Likewise.
3930 (decimal_double_format): Likewise.
3931 (decimal_quad_format): Likewise.
3932 (c4x_single_format): Likewise.
3933 (c4x_extended_format): Likewise.
3934 (real_internal_format): Likewise.
3935 (coldfire_single_format): New real_format.
3936 (coldfire_double_format): Likewise.
3937 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
3938 canonical_nan_lsbs_set.
3939 (pdp11_d_format): Likewise.
3940 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
3941 if TARGET_COLDFIRE_CPU.
3943 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3945 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
3946 (output_call, m68k_legitimize_call_address): Declare.
3947 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
3948 parenthesees. Add support for a 'W' constraint.
3949 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
3950 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
3951 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
3952 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
3954 (override_options): Initialize them. Do not set flag_no_function_cse
3955 for TARGET_ID_SHARED_LIBRARY.
3956 (m68k_output_pic_call): Delete.
3957 (m68k_legitimize_call_address): New function.
3958 (print_operand): Remove the %o prefix. Handle the %p prefix.
3959 (output_call): New function.
3960 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
3961 target address from the GOT if symbolic jumps are not allowed.
3962 * config/m68k/m68k.md (call, general_operand): Do not set
3963 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
3964 Merge separate flag_pic and !flag_pic define_insns into...
3965 (*call, *call_value): ...these new patterns. Match the address
3966 rather than the containing MEM and require it to be a call_operand.
3967 Use output_call to generate the asm template.
3968 * config/m68k/predicates.md (const_call_operand): New predicate.
3969 (call_operand): Likewise.
3971 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3973 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
3974 (STACK_GROWS_DOWNWARD): Define to 1.
3975 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
3976 comments, emphasizing that these values are only defaults.
3977 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
3978 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
3980 2007-01-18 Richard Sandiford <richard@codesourcery.com>
3982 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
3984 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
3985 Richard Sandiford <richard@codesourcery.com>
3987 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
3988 (FP_REGNO_P): New macros.
3989 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
3990 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
3991 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
3992 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
3994 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
3996 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
3997 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
3999 * config/m68k/t-floatlib: New file, extracting common code from...
4000 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
4001 * config/m68k/t-uclinux: Here.
4002 * config/m68k/fpgnulib.c: Do not compile extendeed precision
4003 routines on ColdFire targets.
4005 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
4007 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4008 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
4009 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
4010 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
4011 explicitly set MOTOROLA to 1.
4012 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
4014 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4015 Nathan Sidwell <nathan@codesourcery.com>
4017 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
4018 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
4019 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
4020 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
4021 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
4022 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
4023 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
4024 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
4025 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
4026 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4027 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
4028 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
4029 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
4030 (DBX_REGISTER_NUMBER): Delete.
4031 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
4032 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
4033 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
4035 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4037 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
4038 * config/flat.h: New file.
4039 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
4041 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
4042 indirect references for -msep-data or -mid-shared-library.
4043 Do not use PC-relative code addresses either.
4044 * config/m68k/m68k.c (override_options): Restrict -fPIC error
4046 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
4047 for shared libraries and crt1.o for executables. Use crti.o and
4049 (ENDFILE_SPEC): Use crtend.o and crtn.o.
4050 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
4051 Do not add -elf2flt or -shared-lib-id options here.
4052 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
4053 Pass -shared-lib-id if -mid-shared-library, taking the library
4054 identifier from -mshared-library-id if given, otherwise
4056 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
4057 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
4058 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
4059 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
4060 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
4061 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
4063 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
4064 jump sequence for ISA A and ISA A+.
4065 (PICJUMP): Likewise.
4067 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4069 * config.gcc (m68k-*-uclinux*): Base the port on the common
4070 and m68k GNU/Linux files rather than on the generic ELF ones.
4071 * config/m68k/uclinux.h (TARGET_VERSION): Override.
4072 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
4074 2007-01-18 Julian Brown <julian@codesourcery.com>
4075 Richard Sandiford <richard@codesourcery.com>
4077 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
4078 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4079 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
4081 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
4083 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
4085 2007-01-18 Richard Sandiford <richard@codesourcery.com>
4087 * doc/install.texi: Document m68k-uclinuxoldabi.
4088 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
4089 * config/m68k/uclinux-oldabi.h: New file, copied from
4090 config/m68k/uclinux.h.
4092 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
4094 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
4095 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
4096 (m32r_compute_frame_size): Use unsigned for regno.
4097 (m32r_reload_lr): Use gen_frame_mem.
4099 (m32r_output_function_epilogue): Don't output the function epilogue
4101 (m32r_expand_epilogue): New.
4102 (direct_return): Return false if the function has the interrupt
4104 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
4105 * config/m32r/m32r.md (epilogue): New expander.
4106 (return_lr, return_rte): New insns.
4107 (return): Make it expander.
4108 (return_normal): New expander.
4110 2007-01-18 Josh Conner <jconner@apple.com>
4113 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
4114 support for UNLE, UNLT, UNGE, and UNGT.
4116 2007-01-18 Jan Hubicka <jh@suse.cz>
4118 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
4119 * tree-tailcall (add_virtual_phis): Likewise.
4120 (optimize_tail_call): Return TODOs.
4121 (execute_tail_calls): Return TODOs.
4122 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
4123 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
4125 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
4126 Cleanup cfg using TODO.
4127 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
4128 * passes.c (execute_function_todo): When cleanup did something, remove
4130 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
4131 (make_edges): Don't cleanup_cfg.
4133 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
4135 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
4136 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
4137 operate on the top of stack.
4138 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
4139 register handling of instructions that output to the second
4141 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
4142 (move_for_stack_reg): Special-case check for dead destination
4143 stack slot for constant load of 1.0 inside UNSPEC_TAN.
4145 * config/i386/i386.md (UNSPEC_TAN): New constant.
4146 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
4147 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
4148 to correctly model move of constant 1.0 to top stack slot.
4149 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
4150 (unnamed peephole2 pattern): Remove corresponding peephole2
4151 pattern that optimizes tan insn and loading of constant 1.0.
4152 (tanxf2): Use fptanxf4_i387.
4153 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
4154 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
4155 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
4156 disable patterns for SSE math.
4157 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
4158 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
4160 2007-01-18 Dirk Mueller <dmueller@suse.de>
4161 Richard Guenther <rguenther@suse.de>
4164 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
4165 * common.opt (Warray-bounds): Add new warning option.
4166 * c-opts.c (c_common_handle_option): Define -Warray-bounds
4168 * Makefile.in: make tree-vrp.o depend on toplev.h
4169 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
4171 (check_array_refs, check_array_bounds, check_array_ref): New.
4173 2007-01-18 Jan Hubicka <jh@suse.cz>
4175 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
4176 (execute_ssa_ccp): Return flags conditionally.
4177 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
4179 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
4181 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
4183 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
4184 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
4186 * Makefile.c (GTFILES): Add cfglayout.h.
4187 * gengtype.c (open_base_files): Likewise.
4188 * cfglayout.c (cfg_layout_function_footer,
4189 cfg_layout_function_header) Reindent to make gengtype happy.
4190 * cfglayout.h (cfg_layout_function_footer,
4191 cfg_layout_function_header): Add GTY(()) marker.
4193 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
4195 2007-01-18 Ben Elliston <bje@au.ibm.com>
4197 * genautomata.c (write_automata): Include xstrerror output in the
4198 error message if writing the DFA description file fails.
4200 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
4202 * config/mips/mips-protos.h (mips_output_external): Make it
4204 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
4205 * config/mips/mips.c (irix_output_external_libcall): Likewise.
4206 (extern_list): Likewise.
4207 (extern_head): Likewise.
4208 (TARGET_ASM_FILE_END): Likewise.
4209 (mips_file_end): Likewise.
4210 (mips_output_external): Rewritten.
4212 2007-01-18 Ben Elliston <bje@au.ibm.com>
4214 * genpreds.c (write_insn_preds_c): Only write out the function
4215 body for regclass_for_constraint if we have register constraints.
4217 2007-01-17 Tom Tromey <tromey@redhat.com>
4219 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
4220 * doc/install.texi (Testing): Use sourceware.org.
4221 (Binaries): Likewise.
4222 (Specific): Likewise.
4223 * doc/contrib.texi (Contributors): Use sourceware.org.
4225 2007-01-17 Anatoly Sokolov <aesok@post.ru>
4227 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
4228 (AVR_ENHANCED): Rename to ...
4229 (AVR_HAVE_MUL): ... new.
4230 (avr_enhanced_p): Rename to ...
4231 (avr_have_mul_p): ... new.
4232 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
4233 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
4234 * config/avr/avr.c (avr_enhanced_p): Rename to ...
4235 (avr_have_mul_p): ... new.
4236 (base_arch_s): Rename 'enhanced' to 'have_mul'.
4237 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
4238 'avr_enhanced_p' and 'enhanced'.
4239 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
4240 AVR_HAVE_MUL instead of AVR_ENHANCED.
4241 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4242 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
4243 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
4244 instead of AVR_ENHANCED.
4245 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
4246 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
4247 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
4249 2007-01-17 Ian Lance Taylor <iant@google.com>
4251 * vec.h (VEC_reserve_exact): Define.
4252 (vec_gc_p_reserve_exact): Declare.
4253 (vec_gc_o_reserve_exact): Declare.
4254 (vec_heap_p_reserve_exact): Declare.
4255 (vec_heap_o_reserve_exact): Declare.
4256 (VEC_OP (T,A,reserve_exact)): New static inline function, three
4258 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
4260 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
4261 (VEC_OP (T,A,copy)) [all versions]: Likewise.
4262 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
4263 * vec.c (calculate_allocation): Add exact parameter. Change all
4265 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
4266 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
4267 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
4268 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
4269 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
4270 (vec_heap_p_reserve_exact): New function.
4271 (vec_heap_o_reserve_exact): New function.
4273 2007-01-17 Jan Hubicka <jh@suse.cz>
4275 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
4277 2007-01-17 Eric Christopher <echristo@apple.com>
4279 * config.gcc: Support core2 processor.
4281 2007-01-16 Jan Hubicka <jh@suse.cz>
4283 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
4284 the names, just unlink the chain so we don't crash on dangling pointers
4287 2007-01-16 Jan Hubicka <jh@suse.cz>
4289 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
4290 * tree-pass.h: Reorder to make IPA passes appear toegher.
4291 (pass_early_inline, pass_inline_parameters, pass_apply_inline): Declare.
4292 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
4293 parameters, do not call early inliner.
4294 * ipa-inline.c: Update comments. Include tree-flow.h
4295 (cgraph_decide_inlining): Do not compute inlining parameters.
4296 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
4297 be called with function context set up.
4298 (pass_ipa_inline): Remove unreachable functions before pass.
4299 (cgraph_early_inlining): Simplify assuming to be called from the
4301 (pass_early_inline): New pass.
4302 (cgraph_gate_ipa_early_inlining): New gate.
4303 (pass_ipa_early_inline): Turn into simple wrapper.
4304 (compute_inline_parameters): New function.
4305 (gate_inline_passes): New gate.
4306 (pass_inline_parameters): New pass.
4307 (apply_inline): Move here from tree-optimize.c
4308 (pass_apply_inline): New pass.
4309 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
4311 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
4313 (tree_function_versioning): Do not allocate dummy struct function.
4314 * tree-inline.h (optimize_inline_calls): Update prototype.
4315 * tree-optimize.c (execute_fixup_cfg): Export.
4316 (pass_fixup_cfg): Remove
4317 (tree_rest_of_compilation): Do not apply inlines.
4318 * tree-flow.h (execute_fixup_cfg): Declare.
4319 * Makefile.in (gt-passes.c): New.
4320 * passes.c: Include gt-passes.h
4321 (init_optimization_passes): New passes.
4322 (nnodes, order): New static vars.
4323 (do_per_function_toporder): New function.
4324 (execute_one_pass): Dump current pass here.
4325 (execute_ipa_pass_list): Don't dump current pass here.
4327 2007-01-16 Janis Johnson <janis187@us.ibm.com>
4329 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
4330 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
4332 2007-01-16 David Edelsohn <edelsohn@gnu.org>
4334 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
4335 (strong_alias): Define.
4336 (__gcc_qmul): Provide non-FMA for soft-float.
4342 (__gcc_qunord): New.
4352 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
4353 soft-float functions.
4354 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
4355 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
4356 about long double soft float.
4358 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
4359 Tehila Meyzels <tehila@il.ibm.com>
4361 * tree-vectorizer.h (is_pattern_stmt_p): New.
4362 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
4363 formatting (tabs instead of spaces). Cleanup and clarify setting
4364 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
4365 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
4366 (vectorizable_type_demotion): Check that types are integral.
4367 (vectorizable_type_promotion): Likewise.
4368 (vectorizable_store): Fix typo. Eliminate new-line at end of
4371 2007-01-16 Jan Hubicka <jh@suse.cz>
4373 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
4376 2007-01-15 Eric Christopher <echristo@apple.com>
4378 * ifcvt.c: Include vec.h, vecprim.h.
4379 (check_cond_move_block): New argument regs.
4380 Reorganize. Add registers used to regs.
4381 (cond_move_process_if_block): Use regs set above as
4384 2007-01-15 Eric Christopher <echristo@apple.com>
4386 * config/darwin.h: Update copyright.
4387 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
4388 (LINK_COMMAND_SPEC): Add -u.
4389 (LINK_SPEC): Fix umbrella for above.
4391 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
4393 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
4396 2007-01-15 Tom Tromey <tromey@redhat.com>
4398 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
4399 * doc/install.texi (Testing): Don't mention jacks.
4400 (Configuration): Document --enable-java-maintainer-mode. Move
4401 --with-java-home to libgcj-specific section. Document
4403 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
4405 2007-01-15 Jan Hubicka <jh@suse.cz>
4407 * tree-ssa-dce.c (DCE_TODOs): New.
4408 (propagate_necessity): Return if something changed.
4409 (eliminate_unnecessary_stmts): Likewise.
4410 (perform_tree_ssa_dce): Return TODO flags when needed.
4411 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
4413 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
4415 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
4416 (fyl2x_extend<mode>xf3_i387): New insn pattern.
4417 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
4418 patterns using X87MODEF12 mode macro. Extend operand 1
4419 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
4420 (log10<mode>2): Ditto.
4421 (log2<mode>2): Ditto.
4422 (log1p<mode>2): Ditto.
4423 (logb<mode>2): Ditto.
4424 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
4425 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
4426 (*fxtractxf3_i387): Rename from *fxtractxf3.
4427 (fxtract_extend<mode>xf3_i387): New insn pattern.
4428 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
4429 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
4430 and gen_fyl2xxf3_i387().
4432 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
4434 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
4435 * cfgloopmanip.c (fix_loop_placement): Made static. Use
4436 get_loop_exit_edges. Changed return type to bool.
4437 * cfgloop.h (fix_loop_placement): Declaration removed.
4439 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
4441 * param.h (MIN_VECT_LOOP_BOUND): New.
4442 * params.def (MIN_VECT_LOOP_BOUND): New.
4443 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
4444 argument - minimum threshold for number of iterations.
4445 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
4446 argument to declaration.
4447 * tree-vect-analyze.c (vect_analyze_operations): Check value of
4448 MIN_VECT_LOOP_BOUND.
4449 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
4450 slpeel_tree_peel_loop_to_edge with additional argument.
4451 (vect_do_peeling_for_alignment): Likewise.
4452 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
4454 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
4457 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
4460 2007-01-14 Jan Hubicka <jh@suse.cz>
4462 * tree-dfa.c (remove_referenced_var): New function.
4463 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
4464 prune referenced vars list too.
4465 * tree-flow.h (remove_referenced_var): Declare.
4467 2007-01-14 Jan Hubicka <jh@suse.cz>
4469 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
4471 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
4472 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
4473 * except.h (verify_eh_throw_table_statements): Kill prototype.
4474 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
4475 into call exrepssions.
4476 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
4478 * tree-cfg.c: Include pointer-set.h.
4479 (verify_node_sharing): Work on pointer set.
4480 (verify_eh_throw_stmt_node): New.
4481 (verify_stmts): Use pointers sets, verify throw_stmt.
4483 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
4485 * ipa-reference.c (analyze_function): Consider also addresses taken
4488 2007-01-12 Roger Sayle <roger@eyesopen.com>
4490 * c-typeck.c (null_pointer_constant_p): Replace use of
4491 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4492 (build_c_cast): Likewise.
4494 2007-01-12 Roger Sayle <roger@eyesopen.com>
4496 * tree.h (force_fit_type_double): Remove unused final argument.
4497 * c-common.c (constant_expression_warning): Replace use of
4498 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4499 (convert_and_check): Likewise.
4500 (shorten_compare): Update call to force_fit_type_double.
4501 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
4502 * convert.c (convert_to_pointer): Update call to
4503 force_fit_type_double.
4504 * fold-const.c (force_fit_type_double): Remove overflowed_const
4506 (int_const_binop, fold_convert_const_int_from_int,
4507 fold_convert_const_int_from_real, fold_div_compare,
4508 fold_sign_changed_comparison, fold_unary, fold_negate_const,
4509 fold_abs_const, fold_not_const): Remove the final argument from
4510 calls to force_fit_type_double.
4512 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
4514 * configure.ac: Set insn to "nop" for spu-*-* also.
4515 * configure: Regenerate.
4517 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
4519 * builtins.def : Add BUILT_IN_FREE.
4521 2007-01-12 Jan Hubicka <jh@suse.cz>
4523 PR tree-optimization/30443
4524 * tree-inline.c (tree_function_versioning): Do not optimize when
4525 cloning for inlining.
4527 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
4529 * doc/loop.texi: Document recording of loop exits.
4530 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
4531 (update_single_exits_after_duplication,
4532 update_single_exit_for_duplicated_loop,
4533 update_single_exit_for_duplicated_loops): Removed.
4534 (duplicate_loop_to_header_edge): Do not call
4535 update_single_exits_after_duplication and
4536 update_single_exit_for_duplicated_loops.
4537 (loop_version): Do not update single_exit information.
4538 (fix_loop_structure): Use record_loop_exits instead of
4539 mark_single_exit_loops.
4540 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
4541 the lists of loop exits.
4542 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
4543 split_edge, merge_blocks): Update the lists of loop exits.
4544 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
4545 loop_optimizer_init.
4546 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
4547 of mark_single_exit_loops.
4548 (loop_optimizer_finalize): Call release_recorded_exits.
4549 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
4550 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
4551 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
4552 update single exit information.
4553 * lambda-code.c (perfect_nestify): Ditto.
4554 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
4555 (mark_single_exit_loops): Removed.
4556 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
4557 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
4558 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
4560 (get_loop_exit_edges, single_exit): Use recorded exit lists.
4561 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
4562 (verify_loop_structure): Verify consistency of the exit lists.
4563 (flow_loops_find): Use alloc_loop. Initialize exits hash.
4564 (set_single_exit): Removed.
4565 * cfgloop.h (struct loop_exit): New function.
4566 (struct loop): single_exit_ field replaced by exits field.
4567 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by LOOPS_HAVE_RECORDED_EXITS.
4568 (struct loops): Added exits hash.
4569 (mark_single_exit_loops, set_single_exit): Declaration removed.
4570 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
4572 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4574 * doc/invoke.texi: Avoid use of @headitem.
4576 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4578 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
4580 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4582 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
4585 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4586 Richard Sandiford <richard@codesourcery.com>
4588 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
4589 * config/m68k/m68k.opt: Resort options.
4590 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
4592 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4593 Richard Sandiford <richard@codesourcery.com>
4595 * doc/invoke.texi: Document the macros that are defined by
4596 m68k's -mtune and -mhard-float options.
4597 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
4598 (m68k_cpp_cpu_family): Likewise.
4599 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
4600 of __ucfv*__ macros. Define __mcffpu__ if generating code for
4601 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
4602 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
4603 (m68k_cpp_cpu_family): Likewise.
4605 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4607 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
4608 macros besides mc68000 as tuning macros. Use a switch statement
4609 to set them and mcpu32.
4611 2007-01-12 Julian Brown <julian@codesourcery.com>
4613 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
4614 (TARGET_68040_ONLY): Rename to...
4615 (TARGET_68040): ...this.
4616 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
4617 * config/m68k/m68k.md: Likewise.
4619 2007-01-12 Julian Brown <julian@codesourcery.com>
4620 Nathan Sidwell <nathan@codesourcery.com>
4621 Richard Sandiford <richard@codesourcery.com>
4623 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
4624 the -mcpu= argument associated with the --with-cpu setting.
4625 Define M68K_DEFAULT_TUNE to the default -mtune= option,
4626 if different from the one implied by the -mcpu setting.
4627 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
4628 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
4629 * doc/invoke.texi: Mention ColdFire in the introduction to the
4630 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
4631 -mno-div and -mhard-float options. Make -m68881 a synonym for
4632 -mhard-float. Document the previously-undocumented -m5206e,
4633 -m528x, -m5307 and -m5407 options. Tweak the existing option
4634 documentation for consistency.
4635 * doc/install.texi: Mention new --with-cpu arguments.
4636 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
4637 default CPU if neither -mcpu nor -march are specified.
4638 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
4639 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
4640 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
4641 using m68k_tune to decide between families that implement the
4642 same ISA. Use m68k_tune to set __mcfv4e__.
4643 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
4644 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
4645 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
4646 (FL_ISA_C, FL_ISA_MMU): New macros.
4647 (MASK_COLDFIRE): Delete.
4648 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
4649 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
4650 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
4651 (TARGET_HARD_FLOAT): Do not define here.
4652 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
4653 (TUNE_68000): New macro.
4654 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
4655 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
4656 (TUNE_CFV2): Redefine in terms of m68k_tune.
4657 (uarch_type, target_device, fpu_type): New enums.
4658 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
4659 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
4660 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
4661 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
4662 (FL_FOR_isa_c): New macros.
4663 (m68k_isa): New enum.
4664 (m68k_target_selection): New structure.
4665 (all_devices, all_isas, all_microarchs): New tables.
4666 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
4667 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
4668 (MASK_ALL_CPU_BITS): Delete.
4669 (m68k_find_selection): New function.
4670 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
4671 Map the legacy target options to a combination of the new ones.
4672 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
4673 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
4674 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
4676 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
4677 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
4679 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
4680 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
4681 * config/m68k/m68k-devices.def: New file.
4683 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4684 Nathan Sidwell <nathan@codesourcery.com>
4686 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
4687 (SUBTARGET_EXTRA_SPECS): New macros.
4688 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
4689 use %(asm_cpu_spec) instead.
4690 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
4691 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
4692 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
4693 (EXTRA_SPECS): Rename to...
4694 (SUBTARGET_EXTRA_SPECS): ...this.
4696 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
4697 Richard Sandiford <richard@codesourcery.com>
4698 Julian Brown <julian@codesourcery.com>
4700 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
4701 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
4702 to the configuration's default CPU.
4703 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
4704 Remove default masks.
4705 (m680[012]0-*-*): Set the default with_cpu to the first part of
4707 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
4708 (m68k*-*-linux): Extend the --with-cpu handling to...
4709 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
4710 and m68010. Don't set target_cpu_default2.
4711 * doc/install.texi: Document --with-cpu for m68k.
4712 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
4713 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
4714 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
4715 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
4716 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
4717 (ASM_SPEC): Remove use of %(asm_cpu_default).
4718 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
4719 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
4720 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
4721 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
4722 __HAVE_FPU__ if TARGET_HARD_FLOAT.
4723 (TARGET_DEFAULT): Delete.
4724 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
4725 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
4726 (CPP_CPU_SPEC): Delete.
4727 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
4728 the appropriate string.
4729 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
4730 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
4731 (ASM_SPEC): Don't use %(asm_default_spec).
4732 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
4733 TARGET_DEFAULT and add MASK_68881.
4734 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
4736 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4738 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
4739 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
4740 MASK_68010 alongside MASK_68020.
4741 * doc/invoke.texi: Document -m68010.
4742 * config/m68k/m68k.opt (m68010): New.
4743 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
4745 (TUNE_68010): New macro.
4746 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
4747 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
4748 (M68K_CPU_m68332): Add MASK_68010.
4749 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
4750 fallback definition.
4751 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
4753 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
4754 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
4755 to all entries that use MASK_68020.
4756 (output_move_simode_const, output_move_himode, output_move_qimode)
4757 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
4758 instead of TARGET_68020 to select clr behavior. Remove comment
4759 about there being no TARGET_68010.
4760 * config/m68k/m68k.md: Likewise throughout.
4762 2007-01-12 Julian Brown <julian@codesourcery.com>
4764 * config/m68k/m68k.h (TARGET_ISAB): New macro.
4765 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
4766 * config/m68k/m68k.md: Likewise.
4768 2007-01-12 Julian Brown <julian@codesourcery.com>
4770 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
4771 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
4773 2007-01-12 Julian Brown <julian@codesourcery.com>
4775 * config/m68k/m68k.h (TUNE_68040_60): New macro.
4776 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
4777 * config/m68k/m68k.md: Likewise.
4779 2007-01-12 Julian Brown <julian@codesourcery.com>
4780 Richard Sandiford <richard@codesourcery.com>
4782 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
4783 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
4784 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
4786 (TARGET_CPU32): Rename to...
4787 (TUNE_CPU32): ...this.
4788 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
4789 (TUNE_CFV2): New macros.
4790 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
4791 remove conditions that are implied by TARGET_68020.
4792 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
4793 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
4794 (m68k_output_function_epilogue): Likewise.
4795 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
4796 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
4797 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
4798 non-68000 timings. Refactor multiplication and division costs.
4799 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
4800 TUNE_CPU32 instead of TARGET_CPU32.
4801 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
4802 and TUNE_68060 instead of TARGET_68060.
4803 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
4804 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
4806 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
4807 && !TARGET_COLDFIRE" to choose between moveq and clr.
4808 Likewise in the unnamed movsf pattern.
4809 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
4810 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
4813 2007-01-12 Richard Sandiford <richard@codesourcery.com>
4815 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
4816 of tabbing before backslashes.
4818 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4820 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
4821 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
4822 (ASM_OUTPUT_INTERNAL_LABEL): Define.
4824 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4826 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
4827 find_interesting_uses_cond.
4828 (find_interesting_uses_cond): Use extract_cond_operands.
4829 (rewrite_use_compare): Use extract_cond_operands and
4830 force_gimple_operand_bsi. Do not call update_stmt.
4831 (determine_use_iv_cost_condition): Use extract_cond_operands.
4832 Return cheaper of using original bound and changing the exit bound.
4834 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
4836 PR tree-optimization/29516
4837 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
4838 most_expensive_mult_to_index, addr_to_parts,
4839 create_mem_ref, maybe_fold_tmr): Make the type of
4840 fields of TARGET_MEM_REF sizetype.
4841 (move_fixed_address_to_symbol, move_pointer_to_base):
4843 * tree.def (TARGET_MEM_REF): Add comment on types of
4846 2007-01-11 Joseph Myers <joseph@codesourcery.com>
4848 * c-common.c (vector_types_convertible_p): Treat opaque types as
4849 always convertible if they have the same size, but not otherwise.
4851 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
4853 * ifcvt.c (struct noce_if_info): Add comments to the fields.
4854 Remove the b_unconditional field.
4855 (noce_try_sign_mask): Do not look at b_unconditional.
4856 (noce_process_if_block): Do not use merge_if_blocks. Update
4857 the CFG here. Do not set b_unconditional.
4858 (cond_move_process_if_block): Likewise.
4859 (find_cond_trap): Likewise.
4860 (check_cond_move_block): Require simple jump insns at the end
4863 2007-01-11 Jan Hubicka <jh@suse.cz>
4865 PR tree-optimization/1046
4866 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
4867 when alias info is not ready.
4868 (pass_tail_recursion): Do not require aliasing.
4869 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
4870 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
4871 * tree-ssa-copy.c (pass_copy_prop): Likewise.
4872 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
4873 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
4874 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
4875 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
4877 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
4878 When aliasing is not build, mark statement as volatile.
4880 2007-01-11 Tom Tromey <tromey@redhat.com>
4882 PR preprocessor/15185, PR preprocessor/20989:
4883 * doc/cppopts.texi <-MT>: Update description of algorithm for
4884 computing default target.
4885 <-M, -MD>: Reword "basename" text.
4887 2007-01-11 Roger Sayle <roger@eyesopen.com>
4889 * builtins.c (expand_builtin_pow, expand_builtin_powi,
4890 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
4891 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
4892 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
4893 fold_builtin_bswap, real_constp, fold_builtin_pow,
4894 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
4895 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
4896 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
4897 * convert.c (convert_to_pointer): Likewise.
4898 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
4899 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
4900 const_binop, fold_convert_const_int_from_int,
4901 fold_convert_const_int_from_real,
4902 fold_convert_const_real_from_real, sign_bit_p,
4903 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
4904 fold_sign_changed_comparison, fold_unary, fold_comparison,
4905 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
4906 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
4907 * print-tree.c (print_node_brief, print_node): Likewise.
4908 * stor-layout.c (place_field, layout_type): Likewise.
4909 * tree-chrec.c (keep_cast): Likewise.
4910 * tree.c (build_vector, build_real, build_real_from_int_cst,
4911 build_complex): Likewise.
4913 2007-01-11 Roger Sayle <roger@eyesopen.com>
4915 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
4916 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
4918 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
4920 * configure.ac (strict1_warn): Rename to strict_warn.
4921 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
4922 cc_set_by_configure, quoted_cc_set_by_configure,
4923 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
4924 all_boot_languages, all_stagestuff): Remove.
4925 (target_list): Remove bootstrap targets.
4926 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
4927 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
4928 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
4929 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
4930 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
4931 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
4932 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
4933 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
4934 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
4935 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
4936 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
4937 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
4938 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
4939 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
4940 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
4941 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
4942 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
4943 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
4944 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
4945 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
4946 (mostlyclean): Adjust.
4947 (clean, distclean): Don't mention bootstrap stuff.
4948 * configure: Regenerate.
4949 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
4950 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
4951 treelang/config-lang.in (stagestuff): Remove.
4952 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
4953 stageprofile, stagefeedback, stagestuff): Remove mention.
4955 2007-01-11 Nick Clifton <nickc@redhat.com>
4957 * config/mcore/predicates.md (mcore_general_movesrc_operand):
4959 (mcore_general_movdst_operand): Do not accept CONST_INTs.
4960 (mcore_arith_K_S_operand): Run the test for the S constraint not
4961 the test for the M constraint.
4962 (mcore_addsub_operand): Do not accept integer values that are
4963 larger than 32 bits.
4964 * config/mcore/mcore.md: Remove unused constraints from split.
4965 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
4967 (allocate_stack): Likewise.
4968 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
4969 operands to 32 bits.
4970 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
4972 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
4973 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
4974 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
4975 mcore_output_bclri, mcore_output_andn, output_inline_const,
4976 mcore_output_move, mcore_output_movedouble): Likewise.
4977 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
4978 (output_inline_const): Likewise.
4979 (output_inline_const): Fix format strings used in sprintf
4981 * config/mcore/mcore-protos.h: Update prototypes for changed
4982 functions in mcore.c.
4983 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
4984 HOST_WIDE_INT and not int.
4985 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
4986 CONST_OK_FOR_N): Likewise.
4987 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
4988 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
4991 2007-01-10 Jan Hubicka <jh@suse.cz>
4993 * tree-vrp.c (remove_range_assertions): Release defs.
4994 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
4995 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
4997 2007-01-10 Paul Brook <paul@codesourcery.com>
4999 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
5000 * config/arm/arm.md (mulsi3subsi): New insn.
5002 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
5004 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
5005 (tree_transform_and_unroll_loop): New.
5006 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
5009 2007-01-10 Robert Kennedy <jimbob@google.com>
5011 * fold-const.c (fold_comparison): Fold comparisons like (x *
5012 1000 < 0) to (x < 0).
5014 2007-01-10 Ian Lance Taylor <iant@google.com>
5016 * tree-pretty-print.c (dump_generic_node): Print parentheses when
5017 operands have the same priority.
5019 2007-01-10 Tom Tromey <tromey@redhat.com>
5021 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
5022 (fold_binary): Likewise.
5023 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
5024 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
5025 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
5026 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
5027 * langhooks.h (struct lang_hooks): Removed field
5028 'can_use_bit_fields_p'.
5030 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
5032 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
5034 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
5036 * function.c (get_last_funcdef_no): New function.
5037 * function.h (get_last_funcdef_no): Declare.
5038 * tree-inline.c (initialize_cfun): Add initialization.
5039 (tree_function_versioning): Cleanup.
5041 2007-01-10 Jan Hubicka <jh@suse.cz>
5043 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
5046 2007-01-10 Sa Liu <saliu@de.ibm.com>
5047 Ben Elliston <bje@au.ibm.com>
5049 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
5050 for SAVE_NONLOCAL and Pmode for any other save level.
5051 * spu-protos.h (spu_restore_stack_block): Declare.
5052 * spu.md (save_stack_block): Remove.
5053 (restore_stack_block): Call spu_restore_stack_block.
5054 * spu.c (spu_restore_stack_block): New function.
5055 (spu_expand_epilogue): Remove old comment.
5057 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
5059 PR tree-optimization/30322
5060 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
5061 (cand_value_at): Return the value as aff_tree.
5062 (may_eliminate_iv): Convert the bound from aff_tree to tree.
5063 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
5064 aff_combination_mult): New functions.
5065 (aff_combination_add): Use aff_combination_add_cst.
5066 (aff_combination_convert): Allow conversions to a wider type.
5067 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
5068 * tree-affine.h (aff_combination_mult): Declare.
5070 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
5072 * doc/tm.texi: Update documentation to reflect reality of exec
5073 and start file search behaviours. Update copyright year.
5074 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
5075 header file directories.
5077 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
5079 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
5080 (*cosxf2): Rename to cosxf2_i387.
5081 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
5082 using X87MODEF12 mode macro. Rename patterns to
5083 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
5085 (*cosdf2, *cossf2): Ditto.
5086 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
5087 to match extended input operands.
5088 (sincos<mode>3): New expander.
5089 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
5090 insn patterns and corresponding splitters.
5092 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
5094 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
5095 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
5097 2007-01-09 Nicolas Pitre <nico@cam.org>
5100 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
5102 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5104 * target.h (struct gcc_target): New field library_rtti_comdat.
5105 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
5106 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
5107 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
5108 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
5110 2007-01-08 Geoffrey Keating <geoffk@apple.com>
5112 * doc/invoke.texi (Optimize Options): Correct description of -O0.
5114 2007-01-08 Richard Guenther <rguenther@suse.de>
5116 * tree.h (force_fit_type_double): Export.
5117 (force_fit_type): Remove.
5118 * fold-const.c (force_fit_type_double): New function.
5119 (force_fit_type): Remove.
5120 (int_const_binop): Use it.
5121 (fold_convert_const_int_from_int): Likewise.
5122 (fold_convert_const_int_from_real): Likewise.
5123 (fold_div_compare): Likewise.
5124 (fold_sign_changed_comparison): Likewise.
5125 (fold_unary): Likewise.
5126 (fold_negate_const): Likewise.
5127 (fold_abs_const): Likewise.
5128 (fold_not_const): Likewise.
5129 * c-common.c (shorten_compare): Use force_fit_type_double.
5130 * convert.c (convert_to_pointer): Likewise.
5132 2007-01-08 Richard Guenther <rguenther@suse.de>
5134 * tree.h (build_int_cst_wide_type): Export.
5135 * tree.c (build_int_cst_wide_type): New function.
5136 (build_int_cst_wide): Fix comment.
5137 * builtins.c (fold_builtin_object_size): Use build_int_cst
5138 to build -1 or 0 of the correct type. Use fit_double_type
5139 to check for overflow.
5140 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
5142 (decode_field_reference): Likewise.
5143 (all_ones_mask_p): Likewise.
5144 (native_interpret_int): Use build_int_cst_wide_type.
5145 (fold_binary): Use build_int_cst_type to build an all-ones
5147 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
5149 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
5151 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
5153 2007-01-09 Ben Elliston <bje@au.ibm.com>
5155 * genautomata.c (STATS_OPTION): New option.
5156 (stats_flag): New flag.
5157 (gen_automata_option): Handle it.
5158 (initiate_automaton_gen): Ditto.
5159 (write_automata): Output statistics only if stats_flag is
5160 set. Likewise, output time statistics only if time_flag is set.
5161 * doc/md.texi (Processor pipeline description): Document new flag.
5163 2007-01-08 Richard Guenther <rguenther@suse.de>
5165 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
5166 * tree.c (build_int_cst_type): Likewise.
5167 (size_in_bytes): Don't call force_fit_type on the result.
5168 (int_fits_type_p): Use fit_double_type.
5169 * fold-const.c (fit_double_type): New function.
5170 (force_fit_type): Use it.
5171 * tree.h (fit_double_type): Export.
5173 2007-01-08 Jan Hubicka <jh@suse.cz>
5175 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
5176 * ipa.c (function_and_variable_visibility): Fix return type.
5178 2007-01-08 Richard Guenther <rguenther@suse.de>
5180 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
5181 of offset to build the index.
5182 * tree-pretty-print.c (dump_generic_node): Don't build negated
5183 const just for printing.
5184 * c-pretty-print.c (pp_c_integer_constant): Likewise.
5185 * builtins.c (fold_builtin_int_roundingfn): Check if result
5186 fits the type by using force_fit_type and comparing the result.
5187 * predict.c (predict_loops): Use compare_tree_int for comparison.
5188 * tree.c (build_int_cst): Fall back to integer_type_node for
5190 (build_int_cst_wide): Assert type is non-null.
5192 2007-01-08 Roberto Costa <roberto.costa@st.com>
5194 * tree-vrp.c (extract_range_from_cond_expr): New.
5195 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
5196 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
5198 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
5199 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
5200 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
5201 used as expressions.
5202 * tree-object-size.c (cond_expr_object_size): New.
5203 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
5205 2007-01-08 Jan Hubicka <jh@suse.cz>
5207 * tree-ssa-forwprop.c (forward_propagate_into_cond,
5208 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
5211 2007-01-08 Richard Guenther <rguenther@suse.de>
5213 PR tree-optimization/23603
5214 * tree-vrp.c (set_value_range_to_truthvalue): New function.
5215 (extract_range_from_binary): Fall back to truthvalue instead of
5216 varying for TRUTH_*_EXPR.
5217 (extract_range_from_comparison): Fall back to truthvalue instead of
5219 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
5220 if all visited PHI values were constant.
5222 2007-01-08 Jan Hubicka <jh@suse.cz>
5224 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
5225 (cgraph_analyze_function): break out from ...
5226 (cgraph_finalize_compilation_unit): ... here.
5227 (cgraph_expand_function): Remove forgoten commented out line.
5228 (cgraph_optimize): Analyze functions.
5230 2007-01-08 Jan Hubicka <jh@suse.cz>
5232 * tree-pas.h (TODO_remove_function): New flag.
5233 (TODO_update*): Renumber.
5234 (pass_ipa_increase_alignment,
5235 pass_ipa_function_and_variable_visibility): New passes.
5236 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
5237 (cgraph_function_and_variable_visibility): Move to ipa.c
5238 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
5239 cgraph_increase_alignment.
5240 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
5241 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
5242 calling tree-inline.
5243 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
5244 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
5245 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
5246 (gate_increase_alignment): New function.
5247 (pass_ipa_increase_alignment): New pass.
5248 * ipa.c: Inline tree-pass.h and timevar.h
5249 (function_and_variable_visibility): Move here from cgraphunit.c
5250 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
5251 * passes.c (init_optimization_passes): Add the two new passes.
5252 (execute_todo): Handle cgraph_remove_functions.
5254 2007-01-08 Nick Clifton <nickc@redhat.com>
5256 * config/frv/predicates.md (reg_or_0_operand): Accept
5259 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
5261 * config/bfin/rtems.h, config/bfin/t-rtems: New.
5262 * config.gcc: Add bfin*-rtems*.
5264 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5266 * c.opt: Add -flax-vector-conversions.
5267 * c-typeck.c (convert_for_assignment): Pass flag to
5268 vector_types_convertible_p to allow emission of note.
5269 (digest_init): Likewise.
5270 * c-opts.c: Handle -flax-vector-conversions.
5271 * c-common.c (flag_lax_vector_conversions): New.
5272 (vector_types_convertible_p): Unless -flax-vector conversions
5273 has been passed, disallow conversions between vectors with
5274 differing numbers of subparts and/or element types. If such
5275 a conversion is disallowed, possibly emit a note on the first
5276 occasion only to inform the user of -flax-vector-conversions.
5277 The new last argument specifies this.
5278 * c-common.h (flag_lax_vector_conversions): New.
5279 (vector_types_convertible_p): Add extra argument.
5280 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
5281 char_type_node for V*QI type vectors.
5282 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
5283 Update to satisfy new typechecking rules.
5284 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
5286 * doc/invoke.texi (C Dialect Options): Document
5287 -flax-vector-conversions.
5289 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
5291 PR tree-optimization/29877
5292 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
5293 a register variable on the RHS to not be replaceable.
5295 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
5296 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
5297 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
5298 const_simm15, const_pow2, const_npow2): Added.
5299 * config/score/misc.md (insv, extv, extzv, movmemsi,
5300 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
5301 * config/score/score.c (score_address_cost, score_select_cc_mode):
5303 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
5304 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
5305 Update score_print_operand.
5306 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
5307 Adjust register allocate order and update some macro define.
5308 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
5309 mdx_block_move_straight, mdx_block_move_loop_head,
5310 mdx_block_move_loop_body, mdx_block_move_loop_foot, mdx_block_move_loop,
5311 mdx_block_move): Added.
5312 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
5313 mdp_limm): Updated and fix some bug and typo.
5314 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
5315 (movsf, movdf, doloop_end): Added.
5317 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
5319 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
5320 config/arm/thumb2.md: Fix comment typos.
5321 * doc/extend.texi: Fix a typo.
5323 2007-01-07 Eric Christopher <echristo@apple.com>
5325 * configure.ac: Check for __stack_chk_fail for darwin.
5326 * configure: Regenerate.
5328 2007-01-07 Richard Guenther <rguenther@suse.de>
5330 * tree-vrp.c (extract_range_from_assert): CSE calls to
5331 compare_values where possible.
5332 (extract_range_from_unary_expr): Likewise.
5334 2007-01-07 Anatoly Sokolov <aesok@post.ru>
5336 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
5337 * config/avr/avr.c (call_insn_operand): Delete function.
5338 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
5339 instead of register number. Use predicates.
5340 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
5341 call_insn_operand): Add.
5343 2007-01-06 Jan Hubicka <jh@suse.cz>
5345 * tree-pass.h (pass_build_cgraph_edges): Declare.
5346 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
5347 (visited_nodes): Remove.
5348 (cgraph_create_edges): Move to cgraphbuild.c; rename to
5349 build_cgrpah_edges; make visited_nodes local.
5350 (cgraph_process_new_functions): DO not call initialize_inline_failed.
5351 (record_references_in_initializer): Move to cgraphbuild.c
5352 (initialize_inline_failed, rebuild_cgraph_edges,
5353 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
5354 (verify_cgraph_node): Make visited_nodes local.
5355 (cgraph_analyze_function): Do not call cgraph_create_edges and
5356 initialize_inline_failed.
5357 (cgraph_expand_function): Do not call cgraph_lower_function;
5358 assert that function is already lowered.
5359 * Makefile.in (cgraphbuild.o): New.
5360 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
5361 at the end of lowering passes.
5363 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
5365 * ifcvt.c (cond_move_convert_if_block): New function, code
5366 factored out from...
5367 (cond_move_process_if_block): ...here. Call the new function
5368 on the THEN and ELSE blocks.
5369 (merge_if_block): Do not copy global_live_at_end, merge_blocks
5370 already takes care of this.
5372 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5375 * tree.h (TREE_OVERFLOW_P): New.
5376 * c-typeck.c (parser_build_unary_op): Warn only if result
5377 overflowed and operands did not.
5378 (parser_build_binary_op): Likewise.
5379 (convert_for_assignment): Remove redundant overflow_warning.
5380 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
5382 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5384 * c-typeck.c (store_init_value): Split over two lines to follow
5385 the GNU coding style.
5387 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
5389 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
5390 __GXX_EXPERIMENTAL_CXX0X__.
5391 * doc/cpp.texi: Same.
5393 2007-01-05 Richard Guenther <rguenther@suse.de>
5396 * tree.c (get_narrower): Do not construct COMPONENT_REFs
5397 with mismatched types. Instead explicitly build a
5398 conversion NOP_EXPR.
5400 2007-01-05 Ian Lance Taylor <iant@google.com>
5402 * c-common.c (decl_with_nonnull_addr_p): New function.
5403 (c_common_truthvalue_conversion): Call it.
5404 * c-typeck.c (build_binary_op): Likewise.
5405 * c-common.h (decl_with_nonnull_addr_p): Declare.
5407 2007-01-05 Jakub Jelinek <jakub@redhat.com>
5410 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
5413 2007-01-05 Joel Brobecker <brobecker@adacore.com>
5415 * doc/install.texi (Final install): Document the fact that
5416 the GNAT runtime should not be stripped.
5418 2007-01-04 Jan Hubicka <jh@suse.cz>
5420 * tree-inline.c (fold_marked_statements): Update operand caches
5421 and EH after folding
5423 2007-01-04 Ian Lance Taylor <iant@google.com>
5425 * c-common.c (check_function_nonnull): Whitespace fix.
5427 2007-01-04 Jan Hubicka <jh@suse.cz>
5429 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
5430 comitted older version of patch.
5431 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
5432 function, celanup cfg and collect garbage.
5434 2007-01-04 Mike Stump <mrs@apple.com>
5436 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
5439 2007-01-04 Eric Christopher <echristo@apple.com>
5441 * libgcc2.c (__bswapsi2): Use SItype.
5442 (__bswapdi2): Use DItype.
5443 * libgcc2.h: Update for above.
5445 2007-01-04 Paul Brook <paul@codesourcery.com>
5447 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
5448 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
5449 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
5450 umulsidi3, umulsidi3adddi, smulsi3_highpart,
5451 umulsi3_highpart): Make conditional on !arm_arch6.
5452 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
5453 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
5454 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
5455 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
5456 umulsi3_highpart_v6): New insns.
5458 2007-01-04 Roger Sayle <roger@eyesopen.com>
5460 * fold-const.c (fold_convert): When casting an expression to void,
5461 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
5462 have a type. Instead of attempting to build a NOP_EXPR, return
5463 these "special" trees directly.
5465 2007-01-04 Joseph Myers <joseph@codesourcery.com>
5467 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
5468 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
5469 rs6000_cost->fp not 0 as adjustment for outer NEG.
5471 2007-01-04 Jan Hubicka <jh@suse.cz>
5473 * cgraph.c (cgraph_release_function_body): New function.
5474 (cgraph_remove_node): Use it.
5475 * cgraph.h (cgraph_release_function_body): Declare.
5476 * cgraphunit.c (cgraph_expand_function): Use it.
5477 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
5478 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
5479 is initialized and while compilation of other function is running.
5480 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
5481 statement CFG annotations from here to ...
5482 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
5484 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
5486 * cfgloop.h (enum li_flags): Make the constants powers of two.
5488 2007-01-04 Jan Hubicka <jh@suse.cz>
5490 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
5492 (fold_marked_statements): New function.
5493 (optimize_inline_calls, tree_function_versioning): Fold new statements.
5494 * tree-inline.h (copy_body_data): Add statements_to_fold.
5496 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
5498 * config.gcc: Mention libgcc/config.host.
5499 * Makefile.in: Update comments mentioning libgcc.
5500 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
5501 (all.cross, start.encap, rest.encap, rest.cross): Update
5502 dependencies for libgcc move.
5503 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
5504 (clean-target, clean-target-libgcc): Delete.
5505 (srcdirify, GCC_EXTRA_PARTS): New macros.
5506 (libgcc-support, libgcc.mvars): New rules.
5507 (distclean): Remove mention of mklibgcc.
5508 (install): Don't reference INSTALL_LIBGCC.
5509 (install-common): Don't reference EXTRA_PARTS.
5510 (install-libgcc, install-multilib): Delete rules.
5511 * mklibgcc.in: Delete file.
5512 * doc/configfiles.texi: Don't mention mklibgcc.
5514 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
5515 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
5516 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
5517 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
5518 (mklibgcc, ldblspecs): Likewise.
5520 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
5521 (posixpre.def): Use $(T).
5522 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
5523 (SHLIB_SRC, SHLIB_INSTALL): Delete.
5524 (SHLIB_LINK): Make dummy.
5525 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
5527 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
5529 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
5530 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
5531 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
5532 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
5534 * configure.ac (all_outputs): Remove mklibgcc.
5535 * configure: Regenerated.
5537 2007-01-03 Josh Conner <jconner@apple.com>
5540 * calls.c (compute_argument_addresses): Set stack and stack_slot
5541 for partial args, too.
5542 (store_one_arg): Use locate.size.constant for the size when
5543 generating a save_area.
5545 2007-01-03 Robert Kennedy <jimbob@google.com>
5547 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
5548 whose definitions are deleted due to basic block merging.
5550 2007-01-03 Paul Brook <paul@codesourcery.com>
5553 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
5555 (use_return_insn): Return 0 for Thumb interrupt functions.
5556 (print_multi_reg): Add rfe argument for IRQ returns.
5557 (arm_output_epilogue): Pop interrupt return address directly into PC.
5558 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
5560 2007-01-03 Paul Brook <paul@codesourcery.com>
5562 Merge from sourcerygxx-4_1.
5563 * config/arm/thumb2.md: New file.
5564 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
5566 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
5567 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5568 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
5569 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
5571 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
5572 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
5574 * config/arm/ieee754-sf.S: Ditto.
5575 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
5576 (thumb1_base_register_rtx_p): ... to this.
5577 (thumb_index_register_rtx_p): Rename...
5578 (thumb1_index_register_rtx_p): ... to this.
5579 (thumb_output_function_prologue): Rename...
5580 (thumb1_output_function_prologue): ... to this.
5581 (thumb_legitimate_address_p): Rename...
5582 (thumb1_legitimate_address_p): ... to this.
5583 (thumb_rtx_costs): Rename...
5584 (thumb1_rtx_costs): ... to this.
5585 (thumb_compute_save_reg_mask): Rename...
5586 (thumb1_compute_save_reg_mask): ... to this.
5587 (thumb_final_prescan_insn): Rename...
5588 (thumb1_final_prescan_insn): ... to this.
5589 (thumb_expand_epilogue): Rename...
5590 (thumb1_expand_epilogue): ... to this.
5591 (arm_unwind_emit_stm): Rename...
5592 (arm_unwind_emit_sequence): ... to this.
5593 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
5594 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
5595 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
5596 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
5597 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
5598 thumb2_output_casesi): New functions.
5599 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
5600 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
5601 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
5602 THUMB2_WORK_REGS): Define.
5603 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
5604 arm_condexec_mask, arm_condexec_masklen)): New variables.
5605 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
5606 (arm_override_options): Check new CPU capabilities.
5607 Set new architecture flag variables.
5608 (arm_isr_value): Handle v7m interrupt functions.
5609 (user_return_insn): Return 0 for v7m interrupt functions. Handle
5611 (const_ok_for_arm): Handle Thumb-2 constants.
5612 (arm_gen_constant): Ditto. Use movw when available.
5613 (arm_function_ok_for_sibcall): Return false for v7m interrupt
5615 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
5616 (thumb_find_work_register, arm_load_pic_register,
5617 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
5618 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
5619 print_multi_reg, output_mov_long_double_fpa_from_arm,
5620 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
5621 output_mov_double_fpa_from_arm, output_move_double,
5622 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
5623 output_return_instruction, arm_output_function_prologue,
5624 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
5625 arm_output_mi_thunk, thumb_set_return_address): Ditto.
5626 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
5627 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
5628 (arithmetic_instr, shift_op): Use arm_shift_nmem.
5629 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
5631 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
5632 (thumb_expand_prologue): Use thumb_set_frame_pointer.
5633 (arm_file_start): Output directive for unified syntax.
5634 (arm_unwind_emit_set): Handle stack alignment instruction.
5635 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
5636 Add v6t2, v7, v7a, v7r and v7m.
5637 (RETLDM): Add Thumb-2 code.
5638 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
5639 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
5640 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
5641 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
5642 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
5643 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
5644 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
5645 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
5646 ADJUST_INSN_LENGTH): Define.
5647 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
5648 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
5649 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
5650 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
5651 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
5652 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
5653 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
5654 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
5655 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
5656 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
5657 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
5658 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
5659 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
5660 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
5661 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
5662 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
5663 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
5665 * config/arm/arm-tune.md: Regenerate.
5666 * config/arm/arm-protos.h: Update prototypes.
5667 * config/arm/vfp.md: Enable patterns for Thumb-2.
5668 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
5669 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
5670 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
5671 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
5672 * config/arm/libunwind.S: Add Thumb-2 code.
5673 * config/arm/constraints.md: Update include Thumb-2.
5674 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
5675 * config/arm/ieee754-df.S: Ditto.
5676 * config/arm/bpabi.S: Ditto.
5677 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
5678 * config/arm/predicates.md (low_register_operand,
5679 low_reg_or_int_operand, thumb_16bit_operator): New.
5680 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
5681 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
5682 * config/arm/t-arm-elf: Add armv7 multilib.
5683 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
5685 (UNSPEC_STACK_ALIGN, ce_count): New.
5686 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
5687 arm_zero_extendsidi2, arm_zero_extendqidi2): New
5689 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
5690 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
5691 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
5692 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
5693 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
5694 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
5696 * doc/extend.texi: Document ARMv7-M interrupt functions.
5697 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
5699 2007-01-03 Jakub Jelinek <jakub@redhat.com>
5701 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
5702 (struct _Unwind_Context): Rename args_size to flags, remove
5703 signal_frame field, add a new args_size field and version field.
5704 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
5705 _Unwind_IsExtendedContext): New inline functions.
5706 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
5707 Assume by_value array is only present if _Unwind_IsExtendedContext.
5708 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
5709 _Unwind_IsSignalFrame.
5710 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
5711 (uw_update_context_1): Use _Unwind_SetSignalFrame.
5712 (uw_init_context_1): Initialize context->flags to
5713 EXTENDED_CONTEXT_BIT.
5714 * config/rs6000/linux-unwind.h (frob_update_context): Use
5715 _Unwind_SetSignalFrame.
5717 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
5720 * gimplify.c (gimplify_modify_expr_complex_part): Move below
5721 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
5724 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
5726 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
5727 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
5728 RET, AT_SP): Remove.
5729 * config/i386/i386.md (*sse_prologue_save_insn): Use return
5732 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5733 * cfgbuild.c (find_basic_blocks): Likewise.
5734 * cfgrtl.c (rtl_create_basic_block): Likewise.
5735 * function.c (temp_slots_at_level): Likewise.
5736 * reg-stack.c (stack_regs_mentioned): Likewise.
5737 * regclass.c (allocate_reg_info): Likewise.
5738 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5739 set_bb_for_stmt, move_block_to_fn): Likewise.
5740 * tree-complex.c (tree_lower_complex): Likewise.
5741 * vec.h (VEC_safe_grow_cleared): New.
5743 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
5745 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
5747 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
5748 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
5750 * cfgloopmanip.c (scale_loop_frequencies): Export.
5751 (loopify): Scale the frequencies by prescribed coefficients.
5752 (set_zero_probability): New function.
5753 (duplicate_loop_to_header_edge): Improve updating of frequencies.
5754 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
5755 and frequencies according to arguments.
5756 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
5758 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
5759 * modulo-sched.c (sms_schedule): Set probabilities for entering
5760 versioned loop correctly.
5761 * tree-vect-transform.c (vect_transform_loop): Ditto.
5762 * cfgloop.h (loopify, loop_version): Declaration changed.
5763 (scale_loop_frequencies): Declared.
5765 2007-01-02 Jan Hubicka <jh@suse.cz>
5767 * cgraph.c: Include tree-flow.h
5768 (cgraph_add_new-function): Handle IPA_SSA mode; execute
5770 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
5771 * tree-pass.h (pass_all_early_optimizations): Declare.
5772 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
5774 (cgraph_analyze_function): Do early_local_passes.
5775 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5776 Do not add referenced vars.
5777 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
5779 (gate_all_early_local_passes): New gate.
5780 (pass_early_local_passes): Use new gate.
5781 (execute_early_local_optimizations): New functions.
5782 (gate_all_early_optimizations): New gate.
5783 (pass_all_early_optimizations): New pass.
5784 (execute_free_datastructures): Free SSA only when initialized.
5785 (gate_init_datastructures): Init only when optimizing.
5786 (tree_lowering_passes): Do early local passes when called late.
5787 * tree-profile.c (do_tree_profiling): Don't profile functions added
5789 (do_early_tree_profiling, pass_early_tree_profile): Kill.
5790 * tree-cfg.c (update_modified_stmts): Do not update when operands are
5792 * passes.c (init_optimizations_passes): Reorder so we go into SSA
5793 during early_local_passes.
5794 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
5797 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5799 * Makefile.in: Update copyright year.
5801 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
5803 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
5804 in $(lang_checks) and check-consistency targets.
5806 2007-01-02 Jan Hubicka <jh@suse.cz>
5808 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
5809 Do not add referenced vars.
5810 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
5812 * passes.c (init_optimization_passes): Put mudflap_2 after
5813 free_datastructures.
5815 2007-01-02 Jan Hubicka <jh@suse.cz>
5817 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
5818 Set NOTHROW flag on call statements proved to be nothrow.
5819 Update statement of local calls so new pure/const functions are
5820 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
5822 (tree_rest_of_compilation): Register hooks and initialize bitmap
5823 early. Do not set after_inlining flag.
5825 2007-01-02 Steve Ellcey <sje@cup.hp.com>
5827 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
5828 HOST_BITS_PER_LONGLONG
5830 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5833 * c-typeck.c (store_init_value): Don't emit pedantic overflow
5834 warning for non-static initializers.
5836 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
5838 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
5839 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
5840 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
5841 Always use set_unique_reg_note to add REG_EQUAL notes.
5843 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5846 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5848 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5849 * cfgbuild.c (find_basic_blocks): Likewise.
5850 * cfgrtl.c (rtl_create_basic_block): Likewise.
5851 * function.c (temp_slots_at_level): Likewise.
5852 * reg-stack.c (stack_regs_mentioned): Likewise.
5853 * regclass.c (allocate_reg_info): Likewise.
5854 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5855 set_bb_for_stmt, move_block_to_fn): Likewise.
5856 * tree-complex.c (tree_lower_complex): Likewise.
5857 * vec.h (VEC_safe_grow_cleared): New.
5859 2007-01-02 Ian Lance Taylor <iant@google.com>
5861 * c-common.c (c_common_truthvalue_conversion): When warning about
5862 using an assignment as a truth value, set TREE_NO_WARNING.
5864 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
5867 * c.opt (Wold-style-declaration): New.
5868 * doc/invoke.texi (C-only Warning Options): New.
5869 (Wold-style-declaration): Document it.
5870 (Wextra): Enabled by -Wextra.
5871 * c-opts.c (c_common_post_options): Enabled by -Wextra.
5872 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
5873 -Wold-style-declaration.
5875 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
5877 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
5878 * cfgbuild.c (find_basic_blocks): Likewise.
5879 * cfgrtl.c (rtl_create_basic_block): Likewise.
5880 * function.c (temp_slots_at_level): Likewise.
5881 * reg-stack.c (stack_regs_mentioned): Likewise.
5882 * regclass.c (allocate_reg_info): Likewise.
5883 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
5884 set_bb_for_stmt, move_block_to_fn): Likewise.
5885 * tree-complex.c (tree_lower_complex): Likewise.
5886 * vec.h (VEC_safe_grow_cleared): New.
5888 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
5890 * c-common.c (c_common_nodes_and_builtins): Since variants of
5891 void_type_node get built before it is given a name, we need to
5892 give those variants the name, too.
5893 (complete_array_type): We need to work with the canonical main
5894 type of the array, from which we will build the qualified version.
5895 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
5896 * print-tree.c (print_node): Display canonical type information
5898 * stor-layout.c (layout_type): When we don't know the
5899 alignment of a type for which we're building an array, we end up
5900 guessing wrong, so make the type require structural equality.
5901 * tree.c (make_node_stat): When we build a new type, it is its
5903 (build_type_attribute_qual_variant): When building an attribute
5904 variant, its canonical type is the non-attribute variant. However,
5905 if the attributes are target-dependent and they differ, we need to
5906 use structural equality checks for this type.
5907 (build_qualified_type): A qualified type is not equivalent to its
5908 unqualified variant; set the canonical type appropriately.
5909 (build_distinct_type_copy): When building a distinct type from
5910 another type, the new type is its own canonical type.
5911 (build_variant_type_copy): When building a new type variant, we
5912 assume that it is equivalent to the original type.
5913 (build_pointer_type_for_mode): When building a pointer type, also
5914 build a canonical type pointer.
5915 (build_reference_type_for_mode): When building a reference type,
5916 also build a canonical type reference.
5917 (build_index_type): When we can't hash an index type (e.g.,
5918 because its maximum value is negative), the index type requires
5919 structural equality tests.
5920 (build_array_type): Build the canonical form of an array type.
5921 (build_function_type): Function types require structural equality,
5922 because they contain default arguments, attributes, etc.
5923 (build_method_type_directly): Ditto for method types.
5924 (build_offset_type): Build the canonical offset type.
5925 (build_complex_type): Build the canonical vector type.
5926 (make_vector_type): Build the canonical vector type.
5927 * tree.h (TYPE_CANONICAL): New.
5928 (TYPE_STRUCTURAL_EQUALITY_P): New.
5929 (SET_TYPE_STRUCTURAL_EQUALITY): New.
5930 (struct tree_type): Added "canonical" field.
5931 * params.h (VERIFY_CANONICAL_TYPES): New.
5932 * doc/c-tree.texi (TYPE_CANONICAL): Document.
5933 (TYPE_STRUCTURAL_EQUALITY_P): Document.
5934 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
5935 * doc/invoke.texi (verify-canonical-types): Document --param
5936 parameter for verifying canonical types.
5938 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5940 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
5941 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
5942 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
5943 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
5945 * config/rs6000/e500.h: New.
5946 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
5947 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
5949 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
5950 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
5951 TARGET_E500_DOUBLE): Remove.
5952 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
5953 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
5954 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
5955 * config/rs6000/rs6000.c (rs6000_override_options): Use
5958 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5960 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
5961 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
5962 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
5963 rs6000_emit_cmove): Don't check TARGET_E500.
5964 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
5965 sordered): Don't check TARGET_E500.
5967 2007-01-01 Eric Christopher <echristo@apple.com>
5969 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
5970 HARD_REGISTER_NUM_P.
5972 2007-01-01 Roger Sayle <roger@eyesopen.com>
5974 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
5975 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
5976 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
5979 2007-01-01 Mike Stump <mrs@apple.com>
5981 * configure.ac: Remove support for building with Apple's gcc-3.1.
5983 2007-01-02 Joseph Myers <joseph@codesourcery.com>
5986 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
5987 REG is a hard register. Do not modify REG before calling
5989 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
5990 multiple of the size of YMODE for certain lowpart cases.
5992 2007-01-01 Andrew Pinski <pinskia@gmail.com>
5995 * gimplify (voidify_wrapper_expr): Update for
5998 2007-01-01 Andreas Schwab <schwab@suse.de>
6001 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
6002 save of BR0 in extra_spill_size instead of spill_size.
6003 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
6005 (ia64_expand_epilogue): Restore BR0 from its new location.
6007 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6009 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
6010 Use a temporary variable if the left hand side is not a gimple
6013 2007-01-01 Andrew Pinski <pinskia@gmail.com>
6015 * gimplify.c (gimplify_return_expr): Make the temporary variable
6016 for the return expression, a gimple register variable.
6018 2007-01-01 Jan Hubicka <jh@suse.cz>
6020 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
6023 2007-01-01 Mike Stump <mrs@apple.com>
6025 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
6027 * config/darwin.c (machopic_select_rtx_section): Use
6029 (darwin_mergeable_constant_section): Likewise.
6030 * configure: Regenerate.
6031 * config.in: Regenerate.
6033 2007-01-01 Jan Hubicka <jh@suse.cz>
6034 Andrew Pinski <pinskia@gmail.com>
6036 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
6037 before starting IPA passes.