1 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
3 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
4 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
6 2007-08-29 Richard Guenther <rguenther@suse.de>
8 * tree-pretty-print.c (dump_generic_node): Print
9 label DECL_UID as D.%u.
10 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
12 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
15 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
17 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
20 * tree.c (build_type_attribute_qual_variant): Set canonical types
21 on the final, unqualified attribute variant before building the
24 2007-08-29 Jie Zhang <jie.zhang@analog.com>
26 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
27 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
29 2007-08-29 Jie Zhang <jie.zhang@analog.com>
32 2007-08-29 Jie Zhang <jie.zhang@analog.com>
33 * config/bfin/bfin.md (composev2hi): Put operands into vector
36 2007-08-29 Jie Zhang <jie.zhang@analog.com>
38 * config/bfin/bfin.md (composev2hi): Put operands into vector
41 2007-08-29 Jie Zhang <jie.zhang@analog.com>
43 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
44 attribute when appropriate.
45 (bfin_handle_l1_text_attribute): New.
46 (bfin_handle_l1_data_attribute): New.
47 (bfin_attribute_table): Add attributes: l1_text, l1_data,
48 l1_data_A and l1_data_B.
49 * doc/extend.texi (node Function Attributes): Document l1_text
51 (Variable Attributes): Add Blackfin subsection. Document l1_data,
52 l1_data_A and l1_data_B variable attributes.
54 2007-08-28 Jie Zhang <jie.zhang@analog.com>
56 * config/bfin/bfin.opt (minline-plt): Add.
57 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
58 call to global functions.
59 * doc/invoke.texi (Option Summary): Mention -minline-plt.
60 (Blackfin Options): Document -minline-plt.
62 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
64 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
66 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
68 2007-08-28 DJ Delorie <dj@redhat.com>
70 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
72 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
74 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
76 2007-08-28 Richard Guenther <rguenther@suse.de>
78 * tree.h (struct tree_function_decl): Increase size of
79 function_code bitfield.
81 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
82 Kazu Hirata <kazu@codesourcery.com>
84 * gcc/config/m68k/linux.h
85 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
86 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
87 (m68k_return_in_memory): New.
88 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
91 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
94 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
95 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
96 operand) when top VEC_SELECT extracts scalar element.
97 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
98 (*vec_extract_v4sf_mem): Ditto.
100 2007-08-28 Jakub Jelinek <jakub@redhat.com>
103 * passes.c (init_optimization_passes): Move pass_df_finish
104 after pass_postreload sublist.
106 PR rtl-optimization/33148
107 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
108 (neg (lt X 0)) if X has scalar int mode.
111 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
112 initializer, use build_vector_from_ctor if possible to create
113 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
114 even after this, return NULL.
116 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
118 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
120 2007-08-28 Richard Guenther <rguenther@suse.de>
122 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
123 (struct tree_function_decl): Make function_code a bitfield.
124 Add disregard_inline_limits flag.
125 * cgraphunit.c (cgraph_process_new_functions): Check
126 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
127 (cgraph_preserve_function_body_p): Likewise.
128 * ipa-inline.c (compute_inline_parameters): Likewise.
129 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
130 for GNU C extern inline functions.
131 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
132 * tree-inline.c (disregard_inline_limits_p): Remove.
133 * tree-inline.h (disregard_inline_limits_p): Likewise.
134 * c-common.c (handle_always_inline_attribute): Set
135 DECL_DISREGARD_INLINE_LIMITS.
136 * langhooks.c (add_builtin_function): Verify the function code
137 fits in the bitfield.
139 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
140 Vladimir Yanovsky <yanov@il.ibm.com>
141 Revital Eres <eres@il.ibm.com>
142 Andrey Belevantsev <abel@ispras.ru>
144 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
146 * modulo-sched.c: Add documentation regarding do-loop.
147 (doloop_register_get): Change number of arguments to support
148 the new do-loop pattern and check whether COUNT_REG has no other
149 occurences in the loop besides in the control part.
150 (duplicate_insns_of_cycles): Do not duplicate the insn which
151 changes count_reg as it is already adjusted.
152 (generate_prolog_epilog): New argument to support the new
153 do-loop pattern. Change the subtract instruction to use
154 expand_simple_binop. Call duplicate_insns_of_cycles with new
156 (sms_schedule): Call doloop_register_get and
157 generate_prolog_epilog with new argument. Do not handle loops
158 with single sets insns with subreg in their lhs.
159 * loop-doloop.c (doloop_optimize): Support for another do-loop
161 (doloop_condition_get): Gets an instruction instead of a pattern
162 and change the return condition when the do-loop pattern is
164 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
165 deps when considering to not create edges.
167 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
169 * doc/extend.texi (gnu_inline funtion attribute): Document C++
172 2007-08-27 Jason Merrill <jason@redhat.com>
175 * gimplify.c (gimplify_modify_expr): Discard the assignment of
176 zero-sized types after calling gimplify_modify_expr_rhs.
178 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
180 * regclass.c (init_reg_autoinc): Fix typo.
182 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
184 Fix PR tree-optimization/33173
185 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
187 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
190 * config/i386/i386.h (VALID_DFP_MODE_P): New.
191 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
194 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
195 David Ung <davidu@mips.com>
196 Nigel Stephens <nigel@mips.com>
198 Separate target-specific initialization from general
199 back-end initialization.
201 * toplev.c (init_alignments): New, split out from...
202 (process_options): ...here.
203 (backend_init_target): New, split out from...
204 (backend_init): ...here.
205 (lang_dependent_init_target): New, split out from...
206 (lang_dependent_init): ...here.
207 (target_reinit): New.
208 * toplev.h (target_reinit): Declare.
209 * expr.c (init_expr_target): Renamed from init_expr_once, since it
210 now can be called more than once. Update comments.
211 * expr.h (init_expr_target): Likewise.
212 * alias.c (init_alias_target): Renamed from init_alias_once, since it
213 now can be called more than once. Explicitly zero
214 static_reg_base_value.
215 * emit-rtl.c (init_emit_regs): New, split out from...
216 (init_emit_once): Here.
217 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
218 non-const, so that changes from command-line arguments can overwrite
219 values provided by the static initializers.
220 (initial_call_really_used_regs): New, used similarly to the above.
221 (initial_reg_names): Likewise.
222 (last_mode_for_init_move_cost): Promoted function-local static to
223 file-scope static to make it accessible outside init_move_cost.
224 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
225 Do not initialize inv_reg_alloc_order yet, either. Do initialize
226 reg_names since it is needed for parsing command-line options.
227 (init_move_cost): Use last_mode_for_init_move_cost instead of
228 function-local static.
229 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
230 call_really_used_regs now. Reinitialize reg_names. Also
231 initialize inv_reg_alloc_order. Zero reg_class_subunion and
232 reg_class_superunion. Clear losing_caller_save_reg_set.
233 Preserve global registers if called more than once. Reset
234 move cost, may_move_in_cost, may_move_out_cost, and
235 last_mode_for_init_move_cost.
236 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
237 can now be invoked more than once. Update comments.
238 (init_regs): Update comments.
239 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
240 and initial_call_really_used_regs, instead of the non-initial
241 variables. This allows us to save the command-line register settings
242 after target reinitialization.
243 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
244 * rtl.h (init_emit_regs): Declare.
245 (init_reg_modes_target, init_alias_target): Renamed as described
247 * reload1.c (init_reload): Update comments.
248 * optabs.c (init_optabs): Likewise.
249 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
251 2007-08-26 Chao-ying Fu <fu@mips.com>
253 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
256 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
258 * alias.c (memory_modified_1, memory_modified_in_insn_p):
260 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
262 * bb-reorder.c (copy_bb_p): Likewise.
263 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
264 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
265 block_ends_with_condjump_p): Likewise.
266 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
267 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
268 block_ends_with_condjump_p): Likewise.
269 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
270 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
271 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
272 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
273 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
274 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
275 debug_true_const_tree instad of debug_true_tree.
276 * debug.c (do_nothing_debug_hooks): Likewise.
277 * debug.h (ignore_block, debug_true_const_tree): Constify.
278 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
279 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
280 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
281 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
282 dbx_reg_number, is_based_loc, field_type,
283 simple_type_align_in_bits, simple_decl_align_in_bits,
284 simple_type_size_in_bits, field_byte_offset, insert_float,
285 type_tag, member_declared_type, is_redundant_typedef,
286 secname_for_decl, is_inlined_entry_point): Likewise.
287 * emit-rtl.c (const_next_insn, const_previous_insn,
288 const_next_nonnote_insn, const_prev_nonnote_insn,
289 const_next_real_insn, const_prev_real_insn,
290 const_next_active_insn, const_prev_active_insn, const_next_label,
291 const_prev_label): Likewise.
292 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
294 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
295 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
296 sched_insn_is_legitimate_for_speculation_p): Likewise.
297 * jump.c (reversed_comparison_code_parts,
298 reversed_comparison_code, reversed_comparison, condjump_label):
300 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
301 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
303 * rtl.h (const_previous_insn, const_next_insn,
304 const_prev_nonnote_insn, const_next_nonnote_insn,
305 const_prev_real_insn, const_next_real_insn,
306 const_prev_active_insn, const_next_active_insn, const_prev_label,
307 const_next_label, modified_between_p, modified_in_p,
308 const_note_storeskeep_with_call_p, condjump_label,
309 reversed_comparison, reversed_comparison_code,
310 reversed_comparison_code_parts, memory_modified_in_insn_p,
311 stack_regs_mentioned): Likewise.
312 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
313 keep_with_call_p): Likewise.
314 * sched-deps.c (deps_may_trap_p, sched_get_condition,
315 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
316 sd_lists_size, sd_lists_empty_p): Likewise.
317 * sched-int.h (sched_insns_conditions_mutex_p,
318 haifa_classify_insn, no_real_insns_p,
319 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
320 sd_lists_size, sd_lists_empty_p): Likewise.
321 * sdbout.c (sdb_debug_hooks): Likewise.
322 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
323 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
324 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
326 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
327 tree_can_throw_internal): Likewise.
328 * tree-flow-inline.h (phi_nodes): Likewise.
329 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
330 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
331 * tree-gimple.c (const_get_call_expr_in): Likewise.
332 * tree-gimple.h (const_get_call_expr_in): Likewise.
333 * tree.c (const_lookup_attribute, attribute_list_equal,
334 attribute_list_contained): Likewise.
335 * tree.h (attribute_list_equal, attribute_list_contained,
336 const_lookup_attribute): Likewise.
337 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
339 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
341 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
342 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
344 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
347 * config/alpha/constraints.md: Delete "svn:mime-type" property
348 with svn propdel "svn:mime-type".
350 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
353 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
354 non NOTE insn doesn't cross basic block.
355 (noce_try_abs): Likewise.
356 (noce_process_if_block): Likewise.
358 2007-08-26 David Edelsohn <edelsohn@gnu.org>
361 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
362 operand without auto-inc-dec.
363 * config/rs6000/rs6000.md (floatsidf2_internal): Use
364 offsettable_mem_operand.
365 (floatunssidf2_internal): Same.
366 (fix_truncdfsi2_internal): Same.
367 (floatsidf_ppc64): Same.
368 (floatunssidf_ppc64): Same.
369 (fix_trunctfsi2_internal): Same.
371 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
374 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
375 pass defines needed for version.c.
377 2007-08-25 Joseph Myers <joseph@codesourcery.com>
379 * configure.ac (--debug-prefix-map check): Change assembler
380 version presumed to have feature to 2.18.
381 * configure: Regenerate.
383 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
385 * c-common.c (vector_types_convertible_p,
386 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
387 self_promoting_args_p): Constify.
388 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
389 c_promoting_integer_type_p, self_promoting_args_p,
390 anon_aggr_type_p, vector_types_convertible_p): Likewise.
391 * c-decl.c (anon_aggr_type_p): Likewise.
392 * * c-dump.c (dump_stmt): Likewise.
393 * c-objc-common.c (has_c_linkage): Likewise.
394 * c-tree.h (same_translation_unit_p): Likewise.
395 * c-typeck.c (null_pointer_constant_p,
396 tagged_types_tu_compatible_p, function_types_compatible_p,
397 type_lists_compatible_p, lvalue_or_else, lvalue_p,
398 comptypes_internal, struct tagged_tu_seen_cache,
399 same_translation_unit_p, alloc_tagged_tu_seen_cache,
400 c_size_in_bytes): Likewise.
401 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
402 hash_ptr, eq_ptr): Likewise.
403 * langhooks-def.h (lhd_decl_ok_for_sibcall,
404 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
405 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
406 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
408 * optabs.c (optab_for_tree_code): Likewise.
409 * optabs.h (optab_for_tree_code): Likewise.
410 * rtl.h (simplify_rtx): Likewise.
411 * simplify-rtx.c (simplify_rtx): Likewise.
412 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
413 dump_flag, dump_node): Likewise.
414 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
415 queue_and_dump_type, dump_flag): Likewise.
416 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
417 * tree-pass.h (dump_node): Likewise.
418 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
419 supportable_narrowing_operation): Likewise.
420 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
421 supportable_narrowing_operation): Likewise.
422 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
423 is_negative_overflow_infinity, is_positive_overflow_infinity,
424 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
425 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
426 update_value_range, add_equivalence, ssa_name_nonnegative_p,
427 ssa_name_nonzero_p, fp_predicate): Likewise.
428 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
429 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
430 ssa_name_nonnegative_p): Likewise.
432 2007-08-25 Hans Kester <hans.kester@ellips.nl>
434 * config.gcc : Add x86_64-elf target.
436 2007-08-25 Jakub Jelinek <jakub@redhat.com>
438 * expr.c (store_expr): Fix order of store_by_pieces arguments.
440 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
441 Nigel Stephens <nigel@mips.com>
445 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
446 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
447 * expr.c (SET_BY_PIECES_P): Define.
448 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
449 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
450 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
452 * expr.h (SET_RATIO): Define.
453 (can_store_by_pieces, store_by_pieces): Update prototypes.
454 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
455 can_store_by_pieces/store_by_pieces.
456 (expand_builtin_memcpy_args): Likewise.
457 (expand_builtin_strncpy): Likewise.
458 (expand_builtin_memset_args): Likewise. Also remove special case
459 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
460 decide what to do instead.
461 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
462 to can_store_by_pieces.
464 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
465 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
467 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
468 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
469 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
470 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
471 (STORE_BY_PIECES_P): Define.
473 2007-08-24 Tom Tromey <tromey@redhat.com>
475 * varpool.c (varpool_last_needed_node): Fix comment typo.
476 * c-decl.c (duplicate_decls): Fix comment typo.
477 (clone_underlying_type): Update comment.
479 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
481 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
482 alpha_in_small_data_p, alpha_split_complex_arg,
483 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
485 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
486 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
488 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
489 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
490 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
491 * config/darwin.c (darwin_binds_local_p): Likewise.
492 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
494 * config/i386/i386-protos.h (i386_pe_binds_local_p,
495 i386_pe_valid_dllimport_attribute_p): Likewise.
496 * config/i386/i386.c (ix86_function_regparm,
497 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
498 x86_can_output_mi_thunk, ix86_mangle_type,
499 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
500 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
501 i386_pe_binds_local_p): Likewise.
503 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
504 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
505 ia64_invalid_conversion, ia64_invalid_unary_op,
506 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
508 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
509 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
510 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
511 * config/mips/mips.c (mips_use_blocks_for_constant_p,
512 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
513 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
514 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
515 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
516 * config/pa/pa.c (pa_commutative_p): Likewise.
517 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
519 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
520 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
521 rs6000_use_blocks_for_constant_p,
522 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
523 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
524 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
525 * config/s390/s390.c (s390_mangle_type,
526 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
528 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
529 th_in_small_data_p): Likewise.
530 * config/sh/sh.c (sh_ms_bitfield_layout_p,
531 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
533 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
534 sparc_mangle_type): Likewise.
535 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
536 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
537 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
539 * hooks.c (hook_bool_mode_const_rtx_false,
540 hook_bool_mode_const_rtx_true,
541 hook_bool_const_tree_hwi_hwi_const_tree_false,
542 hook_bool_const_tree_hwi_hwi_const_tree_true,
543 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
544 hook_constcharptr_const_tree_null,
545 hook_constcharptr_const_rtx_null,
546 hook_constcharptr_const_tree_const_tree_null,
547 hook_constcharptr_int_const_tree_null,
548 hook_constcharptr_int_const_tree_const_tree_null): New.
549 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
550 hook_bool_tree_hwi_hwi_tree_false,
551 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
552 hook_int_tree_tree_1, hook_constcharptr_tree_null,
553 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
554 hook_constcharptr_int_tree_null,
555 hook_constcharptr_int_tree_tree_null): Delete.
556 (default_can_output_mi_thunk_no_vcall): Constify.
557 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
558 hook_bool_tree_hwi_hwi_tree_false,
559 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
560 hook_int_tree_tree_1, hook_constcharptr_tree_null,
561 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
562 hook_constcharptr_int_tree_null,
563 hook_constcharptr_int_tree_tree_null): Delete.
564 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
565 hook_bool_const_tree_hwi_hwi_const_tree_false,
566 hook_bool_const_tree_hwi_hwi_const_tree_true,
567 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
568 hook_constcharptr_const_tree_null,
569 hook_constcharptr_const_rtx_null,
570 hook_constcharptr_const_tree_const_tree_null,
571 hook_constcharptr_int_const_tree_null,
572 hook_constcharptr_int_const_tree_const_tree_null): New.
573 (default_can_output_mi_thunk_no_vcall): Constify.
574 * integrate.c (function_attribute_inlinable_p): Likewise.
575 * integrate.h (function_attribute_inlinable_p): Likewise.
576 * jump.c (rtx_renumbered_equal_p): Likewise.
577 * output.h (decl_readonly_section, categorize_decl_for_section,
578 default_use_anchors_for_symbol_p, default_binds_local_p,
579 default_binds_local_p_1): Likewise.
580 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
582 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
583 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
584 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
585 TARGET_COMP_TYPE_ATTRIBUTES,
586 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
587 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
588 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
589 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
590 TARGET_DWARF_CALLING_CONVENTION): Likewise.
591 * target.h (can_output_mi_thunk, needs_block_p,
592 first_cycle_multipass_dfa_lookahead_guard_spec,
593 vector_alignment_reachable, comp_type_attributes,
594 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
595 commutative_p, use_blocks_for_constant_p,
596 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
597 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
598 invalid_within_doloop, valid_dllimport_attribute_p,
599 split_complex_arg, invalid_arg_for_unprototyped_fn,
600 invalid_conversion, invalid_unary_op, invalid_binary_op):
602 * targhooks.c (default_invalid_within_doloop,
603 hook_invalid_arg_for_unprototyped_fn,
604 default_builtin_vector_alignment_reachable): Likewise.
605 (hook_bool_rtx_commutative_p): Delete.
606 (hook_bool_const_rtx_commutative_p): New.
607 * targhooks.h (default_invalid_within_doloop,
608 default_builtin_vector_alignment_reachable,
609 hook_invalid_arg_for_unprototyped_fn): Constify.
610 (hook_bool_rtx_commutative_p): Delete.
611 (hook_bool_const_rtx_commutative_p): New.
612 * varasm.c (bss_initializer_p, decl_default_tls_model,
613 categorize_decl_for_section, decl_readonly_section,
614 default_use_anchors_for_symbol_p, default_binds_local_p,
615 default_binds_local_p_1): Constify.
617 2007-08-24 Jie Zhang <jie.zhang@analog.com>
619 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
620 __NO_BUILTIN if -fno-builtin.
622 2007-08-24 Jie Zhang <jie.zhang@analog.com>
624 * config/bfin/bfin.c (print_operand): Report error instead of
625 ICE for wrong operand.
627 2007-08-24 Michael Matz <matz@suse.de>
629 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
631 2007-08-24 Richard Guenther <rguenther@suse.de>
634 * tree-ssa.c (useless_type_conversion_p): Split into a
635 recursive and a non-recursive part.
636 (useless_type_conversion_p_1): New function.
637 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
638 from maybe_fold_offset_to_reference is trivially convertible
639 to the desired type before doing the simplification.
641 2007-08-24 Jakub Jelinek <jakub@redhat.com>
643 * expr.c (store_expr): Optimize initialization of an array
645 * expr.h (builtin_strncpy_read_str): New prototype.
646 * builtins.c (builtin_strncpy_read_str): Remove prototype.
649 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
652 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
653 field when initializing if_info structure.
655 2007-08-24 Richard Guenther <rguenther@suse.de>
657 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
659 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
660 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
661 * tree-inline.c (inlinable_function_p): Fold in common parts of
662 the cannot_inline_tree_fn langhook.
663 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
664 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
665 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
666 cannot_inline_tree_fn langhook.
667 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
668 cannot_inline_tree_fn member.
670 2007-08-24 Richard Guenther <rguenther@suse.de>
672 * expr.c (get_inner_reference): Do computation of bitoffset
673 from offset in a way we can detect overflow reliably.
675 2007-08-24 Jie Zhang <jie.zhang@analog.com>
677 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
679 2007-08-24 Jie Zhang <jie.zhang@analog.com>
681 * config/bfin/bfin.opt (mfast-fp): Add.
682 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
683 libbffastfp override libgcc if -mfast-fp.
684 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
685 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
686 (Blackfin Options): Document -mfast-fp.
688 2007-08-24 Jakub Jelinek <jakub@redhat.com>
690 PR tree-optimization/32573
692 * tree-data-ref.c (initialize_data_dependence_relation): Clear
693 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
694 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
695 (build_classic_dist_vector): Return false rather than true if
696 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
697 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
698 returned false. Don't call save_dist_v before calling
699 build_classic_dist_vector_1.
700 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
701 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
702 DDR_DIR_VECTS vectors.
704 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
706 * configure.ac (leb128): Modify sed statement to work with any
707 binutils version string.
708 * configure: Regenerate
710 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
712 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
713 Wrap in RTX_CODE macro guard.
714 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
715 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
716 arm_mark_dllimport, arm_pe_encode_section_info,
717 arm_pe_unique_section): Use ISO-C function declarations.
718 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
719 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
720 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
722 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
723 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
725 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
727 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
728 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
729 (register_move_cost): Use ISO-C function declarations.
730 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
731 * config/score/score-protos.h (score_declare_object): Add
733 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
735 * final.c (profile_function): Avoid empty if-bodies.
738 * calls.c (must_pass_in_stack_var_size,
739 must_pass_in_stack_var_size_or_pad): Constify.
740 * config/alpha/alpha-protos.h (function_value): Likewise.
741 * config/alpha/alpha.c (alpha_return_in_memory,
742 alpha_pass_by_reference, function_value,
743 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
744 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
746 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
747 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
748 TARGET_PROMOTE_PROTOTYPES): Likewise.
749 * config/arm/arm-protos.h (arm_return_in_memory,
750 arm_pad_arg_upward, arm_function_value): Likewise.
751 * config/arm/arm.c (arm_pass_by_reference,
752 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
753 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
754 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
756 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
757 * config/avr/avr-protos.h (avr_function_value): Likewise.
758 * config/avr/avr.c (avr_return_in_memory,
759 gas_output_limited_string, gas_output_ascii, avr_function_value,
760 avr_return_in_memory): Likewise.
761 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
762 * config/bfin/bfin.c (bfin_pass_by_reference,
763 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
764 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
766 * config/cris/cris.c (cris_pass_by_reference,
767 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
768 * config/crx/crx.c (crx_return_in_memory): Likewise.
769 * config/darwin.c (function_base, machopic_function_base_name):
771 * config/fr30/fr30.c (fr30_must_pass_in_stack,
772 TARGET_PROMOTE_PROTOTYPES): Likewise.
773 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
774 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
775 * config/i386/i386-protos.h (ix86_return_in_memory,
776 ix86_sol10_return_in_memory): Likewise.
777 * config/i386/i386.c (ix86_function_value,
778 ix86_function_sseregparm, ix86_must_pass_in_stack,
779 type_natural_mode, classify_argument, examine_argument,
780 construct_container, ix86_pass_by_reference, function_value_32,
781 function_value_64, ix86_function_value_1, return_in_memory_32,
782 return_in_memory_64, return_in_memory_ms_64,
783 ix86_return_in_memory, ix86_sol10_return_in_memory,
784 TARGET_PROMOTE_PROTOTYPES): Likewise.
785 * config/ia64/ia64-protos.h (ia64_function_value,
786 ia64_hpux_function_arg_padding): Likewise.
787 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
788 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
789 ia64_hpux_function_arg_padding): Likewise.
790 * config/iq2000/iq2000-protos.h (function_arg,
791 iq2000_function_value): Likewise.
792 * config/iq2000/iq2000.c (iq2000_return_in_memory,
793 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
794 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
795 function_arg, iq2000_function_value): Likewise.
796 * config/m32c/m32c-protos.h (m32c_function_value,
797 m32c_promote_function_return): Likewise.
798 * config/m32c/m32c.c (m32c_pass_by_reference,
799 m32c_promote_prototypes, m32c_promote_function_return,
800 m32c_function_value): Likewise.
801 * config/m32r/m32r.c (m32r_return_in_memory,
802 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
803 m32r_in_small_data_p): Likewise.
804 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
806 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
807 m68hc11_function_arg_padding): Likewise.
808 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
809 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
810 m68k_function_value): Likewise.
811 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
812 mcore_function_value): Likewise.
813 * config/mcore/mcore.c (handle_structs_in_regs,
814 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
815 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
816 mcore_num_arg_regs, mcore_function_value): Likewise.
817 * config/mips/mips-protos.h (mips_pad_arg_upward,
818 mips_function_value): Likewise.
819 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
820 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
821 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
822 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
823 mips_function_value): Likewise.
824 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
826 * config/mmix/mmix.c (mmix_pass_by_reference,
827 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
828 mmix_encode_section_info): Likewise.
829 * config/mn10300/mn10300-protos.h (mn10300_function_value):
831 * config/mn10300/mn10300.c (mn10300_return_in_memory,
832 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
833 mn10300_function_value): Likewise.
834 * config/mt/mt-protos.h (mt_function_value): Likewise.
835 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
836 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
837 * config/pa/pa-protos.h (function_arg_padding, function_value,
838 pa_return_in_memory): Likewise.
839 * config/pa/pa.c (pa_pass_by_reference,
840 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
841 function_arg_padding, function_value, pa_return_in_memory):
843 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
844 * config/rs6000/rs6000-protos.h (rs6000_function_value,
845 function_arg_padding): Likewise.
846 * config/rs6000/rs6000.c (rs6000_return_in_memory,
847 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
848 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
849 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
850 function_arg_padding, altivec_expand_dst_builtin,
851 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
852 altivec_init_builtins, rs6000_common_init_builtins,
853 rs6000_function_value): Likewise.
854 * s390/s390-protos.h (s390_function_value): Likewise.
855 * config/s390/s390.c (s390_function_arg_size,
856 s390_pass_by_reference, s390_return_in_memory,
857 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
858 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
859 * config/score/score-protos.h (score_function_value): Likewise.
860 * config/score/score.c (score_arg_partial_bytes,
861 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
862 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
863 score_pass_by_reference, score_add_offset, score_function_value):
865 * config/sh/sh-protos.h (sh_attr_renesas_p,
866 sh_promote_prototypes): Likewise.
867 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
868 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
869 sh_attr_renesas_p): Likewise.
870 * config/sparc/sparc-protos.h (function_value,
871 function_arg_padding): Likewise.
872 * config/sparc/sparc.c (sparc_promote_prototypes,
873 sparc_return_in_memory, sparc_pass_by_reference,
874 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
875 function_arg_record_value_2, function_arg_record_value_1,
876 function_arg_record_value, function_arg_record_value,
877 function_arg_padding, function_value): Likewise.
878 * config/spu/spu-protos.h (spu_function_value): Likewise.
879 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
880 spu_function_value): Likewise.
881 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
883 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
884 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
885 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
887 * config/v850/v850.c (v850_return_in_memory,
888 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
889 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
890 * config/xtensa/xtensa.c (xtensa_return_in_msb,
891 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
892 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
894 * explow.c (promote_mode, hard_function_value): Likewise.
895 * expr.h (hard_function_value, promote_mode): Likewise.
896 * function.c (aggregate_value_p): Likewise.
897 * hooks.c (hook_bool_const_tree_true): New.
898 * hooks.h (hook_bool_const_tree_true): New.
899 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
900 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
901 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
902 TARGET_RETURN_IN_MSB): Likewise.
903 * target.h (promote_function_args, promote_function_return,
904 promote_prototypes, return_in_memory, return_in_msb,
905 pass_by_reference, must_pass_in_stack, callee_copies,
906 function_value): Likewise.
907 * targhooks.c (default_return_in_memory,
908 hook_pass_by_reference_must_pass_in_stack,
909 hook_callee_copies_named,
910 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
911 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
912 default_function_value): Likewise.
913 * targhooks.h (default_return_in_memory,
914 hook_pass_by_reference_must_pass_in_stack,
915 hook_callee_copies_named,
916 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
917 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
918 default_function_value): Likewise.
919 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
920 (equiv_class_label_hash, equiv_class_label_eq): Constify.
921 * tree-vectorizer.c (bb_in_loop_p): Likewise.
922 * tree.c (needs_to_live_in_memory): Likewise.
923 * tree.h (struct tree_type, needs_to_live_in_memory,
924 aggregate_value_p, must_pass_in_stack_var_size,
925 must_pass_in_stack_var_size_or_pad): Likewise.
926 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
927 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
928 lookup_filename): Likewise.
930 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
933 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
934 fake fcomi i387 instruction for !TARGET_CMOVE.
935 (ix86_expand_branch): Expand natural sequence with one jump for
936 all targets, not only TARGET_CMOVE.
937 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
938 pattern to implement fake fcomi sequence. Split instruction after
939 reload to correct compare sequences.
940 (*cmpfp_xf_cc): Ditto.
941 (*cmpfp_<mode>_cc): Ditto.
942 (*cmpfp_u_cc): Ditto.
943 (*cmpfp_<mode>_cc): Ditto.
945 2007-08-23 Richard Guenther <rguenther@suse.de>
947 * tree-pretty-print.c (dump_generic_node): Annotate
948 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
950 2007-08-23 Richard Guenther <rguenther@suse.de>
952 * builtins.c (expand_builtin_mathfn): Wrap argument in
953 save_expr directly instead of re-building the call.
954 (expand_builtin_mathfn_2): Likewise.
955 (expand_builtin_mathfn_3): Likewise.
956 (expand_builtin_interclass_mathfn): Likewise.
957 (expand_builtin_int_roundingfn): Set arg.
958 (expand_builtin_int_roundingfn_2): Likewise.
960 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
962 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
963 *sse_nand<mode>3, *sse_xor<mode>3): New.
965 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
967 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
968 * config/i386/i386.c (print_operand): Handle ';' code. Output
969 semicolon for TARGET_MACHO.
970 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
971 emit semicolon after 'lock' prefix.
972 (sync_double_compare_and_swap<mode>): Ditto.
973 (*sync_double_compare_and_swapdi_pic): Ditto.
974 (*sync_compare_and_swap_cc<mode>): Ditto.
975 (sync_double_compare_and_swap_cc<mode>): Ditto.
976 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
977 (sync_old_add<mode>): Ditto.
978 (sync_add<mode>): Ditto.
979 (sync_sub<mode>): Ditto.
980 (sync_ior<mode>): Ditto.
981 (sync_and<mode>): Ditto.
982 (sync_xor<mode>): Ditto.
984 2007-08-22 Chao-ying Fu <fu@mips.com>
986 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
988 (copy_rtx): Handle CONST_FIXED.
989 (rtx_equal_p): Likewise.
990 * rtl.h (fixed_value.h): New include.
991 (rtx_def): Add a new field of fixed_value to u.
992 (XCNMPFV): Define for accessing fixed_value.
993 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
995 * rtl.def (CONST_FIXED): New constant.
996 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
997 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
998 US_ASHIFT): New codes.
999 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
1000 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
1001 unsigned_fract_convert, unsigned_sat_fract): Document them.
1002 * varasm.c (assemble_integer): Extend to support fixed-point constants
1003 by using different machine classes.
1004 (decode_addr_const): Handle FIXED_CST.
1005 (const_hash_1): Likewise.
1006 (compare_constant): Likewise.
1007 (copy_constant): Likewise.
1008 (const_rtx_hash_1): Handle CONST_FIXED.
1009 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
1010 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1012 (initializer_constant_valid_p): Handle FIXED_CST.
1013 (output_constant): Support FIXED_POINT_TYPE.
1014 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
1015 * cse.c (hash_rtx): Support CONST_FIXED.
1016 (exp_equiv_p): Likewise.
1017 (cannon_reg): Likewise.
1018 (fold_rtx): Likewise.
1019 (equiv_constant): Likewise.
1020 (cse_process_notes_1): Likewise.
1021 (count_reg_usage): Likewise.
1022 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
1023 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
1024 (wrap_constant): Check CONST_FIXED.
1025 (cselib_hash_rtx): Support CONST_FIXED.
1026 (cselib_subst_to_values): Likewise.
1027 * df-scan.c (df_uses_record): Likewise.
1028 * gcse.c (want_to_gcse_p): Likewise.
1029 (oprs_unchanged_p): Likewise.
1030 (oprs_not_set_p): Likewise.
1031 (compute_transp): Likewise.
1032 (extract_mentioned_regs_helper): Likewise.
1033 * genemit.c (gen_exp): Likewise.
1034 * local-alloc.c (equiv_init_varies_p): Likewise.
1035 (contains_replace_regs): Likewise.
1036 (memref_referenced_p): Likewise.
1037 * loop-invariant.c (check_maybe_invariant): Likewise.
1038 (hash_invariant_expr_1): Likewise.
1039 (invariant_expr_equal_p): Likewise.
1040 * postreload-gcse.c (oprs_unchanged_p): Likewise.
1041 * regclass.c (reg_scan_mark_refs): Likewise.
1042 * regrename.c (scan_rtx): Likewise.
1043 * resource.c (mark_referenced_resources): Likewise.
1044 (mark_set_resources): Likewise.
1045 * rtlanal.c (rtx_unstable_p): Likewise.
1046 (rtx_varies_p): Likewise.
1047 (count_occurrences): Likewise.
1048 (reg_mentioned_p): Likewise.
1049 (modified_between_p): Likewise.
1050 (modified_in_p): Likewise.
1051 (volatile_insn_p): Likewise.
1052 (volatile_refs_p): Likewise.
1053 (side_effects_p): Likewise.
1054 (may_trap_p_1): Likewise.
1055 (inequality_comparisons_p): Likewise.
1056 (computed_jump_p_1): Likewise.
1057 (commutative_operand_precedence): Likewise.
1058 * sched-deps.c (sched_analyze_2): Likewise.
1059 * sched-vis.c (print_value): Likewise.
1060 * reload.c (operands_match_p): Likewise.
1061 (subst_reg_equivs): Likewise.
1062 * reload1.c (eliminate_regs_1): Likewise.
1063 (elimination_effects): Likewise.
1064 (scan_paradoxical_subregs): Likewise.
1065 * alias.c (rtx_equal_for_memref_p): Likewise.
1066 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
1067 * emit-rtl.c (const_fixed_htab): New hash table.
1068 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
1070 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
1071 const_fixed_from_fixed_value): New functions.
1072 (verify_rtx_sharing): Handle CONST_FIXED.
1073 (copy_rtx_if_shared_1): Likewise.
1074 (reset_used_flags): Likewise.
1075 (set_used_flags): Likewise.
1076 (copy_insn_1): Likewise.
1077 (init_emit_once): Create const_fixed_htab.
1078 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
1080 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
1082 PR tree-optimization/32949
1083 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
1084 before failing for ivs with non-constant step.
1086 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
1088 * doc/md.texi (Iterators): Renamed from Macros. All contents
1089 changed to reflect rename of respectively define_code_macro and
1090 define_mode_macro to define_code_iterator and define_mode_iterator.
1091 (Mode Iterators, Code Iterators): Similar.
1092 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
1093 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
1094 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
1095 (initialize_iterators, find_iterator, check_code_iterator)
1096 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
1097 (read_mapping, read_rtx_1): Similar.
1098 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
1099 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
1100 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
1101 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
1102 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1103 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1104 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1105 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1106 config/rs6000/sync.md, config/rs6000/rs6000.md,
1107 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1108 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1109 config/vax/vax.md, config/bfin/bfin.md: Similar.
1111 2007-08-22 David Daney <ddaney@avtrex.com>
1113 * doc/install.texi (Testing): Mention testing on a simulator.
1115 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1117 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1119 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1120 and rearrange floating point conversion functions into different
1123 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1125 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1126 dfa_post_advance_cycle): New scheduler hooks.
1127 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1128 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1130 (TARGET_SCHED): Use them.
1131 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1132 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1133 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1135 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1136 function to facilitate debugging.
1137 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1138 (output_insn_has_dfa_reservation_p): New static function to output
1139 insn_has_dfa_reservation_p ().
1140 (write_automata): Use it.
1141 * genattr.c (main): Output declaration for
1142 insn_has_dfa_reservation_p ().
1144 2007-08-22 Christian Bruel <christian.bruel@st.com>
1145 Richard Guenther <rguenther@suse.de>
1147 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1148 * simplify_rtx (simplify_binary_operation_1): Likewise.
1150 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1152 PR rtl-optimization/32557
1153 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1154 of REGNO (mws->mw_reg).
1156 2007-08-22 Richard Guenther <rguenther@suse.de>
1159 * builtins.c (expand_builtin_int_roundingfn): Replace call
1160 argument wrapped with SAVE_EXPR directly.
1161 (expand_builtin_int_roundingfn_2): Likewise.
1163 2007-08-22 Richard Guenther <rguenther@suse.de>
1165 * tree-inline.c (inlinable_function_p): Restore disregarding
1166 inline limits for GNU extern inline functions.
1168 2007-08-22 Richard Guenther <rguenther@suse.de>
1171 * tree.c (host_integerp): Treat sizetype as signed as it is
1174 2007-08-21 Ian Lance Taylor <iant@google.com>
1176 PR tree-optimization/33134
1177 * tree-vrp.c (adjust_range_with_scev): Call
1178 set_value_range_to_value.
1180 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1182 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1185 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1187 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1190 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1192 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1193 cases to set eight bytes at a time.
1194 (expand_block_move): Likewise.
1196 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1199 * dwarf2out.c (gen_decl_die): Don't call
1200 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1202 2007-08-21 Paul Brook <paul@codesourcery.com>
1203 Nathan Sidwell <nathan@codesourcery.com>
1204 Mark Mitchell <mark@codesourcery.com>
1205 Joseph Myers <joseph@codesourcery.com>
1207 * configure.ac: Add --with-pkgversion and --with-bugurl.
1208 * configure: Regenerate.
1209 * doc/install.texi: Document them.
1210 * version.c (version_string): Remove VERSUFFIX.
1211 (VERSUFFIX): Remove.
1212 (pkgversion_string): New.
1213 (bug_report_url): Do not hard-code initializer.
1214 * version.h (pkgversion_string): Declare.
1215 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1217 (version.o): Define PKGVERSION and BUGURL.
1218 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1219 (%.pod): Define BUGURL.
1220 * gcc.c (process_command, main): Use pkgversion_string.
1221 * toplev.c (compile_file, print_version): Likewise.
1222 * protoize.c (main): Likewise.
1223 * gcov.c (print_version): Likewise. Update copyright date.
1224 * gcov-dump.c (print_version): Likewise. Update copyright date.
1225 * mips-tdump.c (main): Likewise. Update copyright date.
1226 * mips-tfile.c (main): Likewise. Update copyright date.
1227 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1228 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1229 shorten description.
1230 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1231 * doc/gccint.texi: Likewise.
1232 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1233 Update copyright date.
1235 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1237 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1238 (ix86_expand_strlensi_unroll_1): Ditto.
1239 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1240 (ix86_expand_carry_flag_compare): Update comment.
1242 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1245 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1246 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1248 2007-08-21 Richard Guenther <rguenther@suse.de>
1250 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1252 2007-08-21 Richard Guenther <rguenther@suse.de>
1255 * fold-const.c (fold_binary): Remove index +p PTR folding.
1256 Fix types of POINTER_PLUS_EXPR generated by folding of
1259 2007-08-20 Chao-ying Fu <fu@mips.com>
1261 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1262 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1263 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1264 (c_common_fixed_point_type_for_size): Declare.
1265 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1266 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1267 (c_token_starts_declspecs): Likewise.
1268 (c_parser_declspecs): Likewise.
1269 (c_parser_attributes): Likewise.
1270 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1271 (c_declspecs): Add saturating_p.
1272 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1273 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1274 _Sat. Handle RID_SAT.
1275 Avoid using void, bool, char, int, float, double, _Decimal32,
1276 _Decimal64, _Decimal128, and complex with _Sat.
1277 Handle RID_FRACT and RID_ACCUM.
1278 Make sure _Sat is used with _Fract or _Accum.
1279 (finish_declspecs): Handle cts_fract and cts_accum.
1280 * c-common.c (fixed-value.h): New include.
1281 (constant_expression_warning): Handle FIXED_CST.
1282 (overflow_warning): Likewise.
1283 (warnings_for_convert_and_check): Likewise.
1284 (c_common_fixed_point_type_for_size): New.
1285 (c_common_type_for_mode): Handle fixed-point modes to
1286 return various saturating/non-saturating, signed/unsigned types.
1287 (c_common_signed_or_unsigned_type): Support fixed-point types.
1288 (shorten_compare): Check fixed-point zero.
1289 Handle FIXED_POINT_TYPE.
1290 (c_common_truthvalue_conversion): Handle FIXED_CST.
1291 Handle FIXED_POINT_TYPE.
1292 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1294 (handle_mode_attribute): Handle fixed-point modes. Need to check
1295 if the signness of base type and fixed-point modes are consistent.
1296 (handle_vector_size_attribute): Handle fixed-point modes.
1297 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1298 (warn_for_div_by_zero): Check fixed-point zero.
1299 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1300 a common fixed-point type based on fbit, ibit, sign, and saturation.
1301 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1302 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1303 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1304 (convert_for_assignment): Support FIXED_POINT_TYPE.
1305 (digest_init): Handle FIXED_POINT_TYPE.
1306 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1307 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1308 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1309 GE_EXPR, LT_EXPR, GT_EXPR.
1310 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1311 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1312 * target.h (gcc_target): Add fixed_point_supported_p.
1313 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1314 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1315 (default_fixed_point_supported_p): Define.
1316 * targhooks.h (default_fixed_point_supported_p): Declare.
1317 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1318 * doc/install.texi (Configuration): Add --enable-fixed-point.
1319 * configure.ac (--enable-fixed-point): New to enable fixed-point
1320 arithmetic extension to C. For mips targets, we enable it by default.
1321 * configure, config.in: Regenerate.
1323 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1325 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1327 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1329 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1330 DWARF2_DEBUGGING_INFO.
1331 (cold_text_section_used): Same.
1332 (cold_text_section): Same.
1334 2007-08-20 Richard Guenther <rguenther@suse.de>
1336 * c-typeck.c (convert_for_assignment): Use the type of
1337 the member for the initialization.
1339 2007-08-20 Richard Guenther <rguenther@suse.de>
1341 * c-objc-common.c (c_disregard_inline_limits): Remove.
1342 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1343 * cgraphunit.c (cgraph_process_new_functions): Call
1344 disregard_inline_limits_p.
1345 (cgraph_preserve_function_body_p): Likewise.
1346 * ipa-inline.c (compute_inline_parameters): Likewise.
1347 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1349 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1350 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1351 disregard_inline_limits langhook.
1352 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1354 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1355 disregard_inline_limits langhook.
1356 * tree-inline.c (disregard_inline_limits_p): New function.
1357 * tree-inline.h (disregard_inline_limits_p): Declare.
1359 2007-08-20 Richard Guenther <rguenther@suse.de>
1361 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1362 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1363 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1364 auto_var_in_fn_p langhook.
1365 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1367 * tree.c (auto_var_in_fn_p): ... here.
1368 (find_var_from_fn): Call auto_var_in_fn_p directly.
1369 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1370 auto_var_in_fn_p langhook.
1371 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1372 (copy_body_r): Likewise.
1373 (self_inlining_addr_expr): Likewise.
1374 * tree.h (auto_var_in_fn_p): Declare.
1376 2007-08-20 Richard Guenther <rguenther@suse.de>
1378 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1379 (walk_type_fields): Take lh parameter.
1380 (walk_tree): Rename to ...
1381 (walk_tree_1): ... this. Do not call the walk_subtrees
1382 langhook but the now passed callback. Pass lh on recursion.
1383 (walk_tree_without_duplicates): Rename to ...
1384 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1385 and call walk_tree_1.
1386 * tree.h (walk_tree_lh): New typedef.
1387 (walk_tree_1): Declare.
1388 (walk_tree_without_duplicates_1): Likewise.
1389 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1390 (walk_tree_without_duplicates): New define to
1391 walk_tree_without_duplicates_1 with NULL lh parameter.
1392 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1393 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1395 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1396 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1397 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1400 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1403 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1404 code in front of the compacting of basic blocks.
1405 Move the folding of statements inbetween the cgraph checking
1406 and compacting of basic blocks.
1408 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1409 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1412 * config/alpha/alpha.c (va_list_skip_additions): Check for
1413 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1414 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1415 PLUS_EXPR when checking ap.__base.
1416 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1417 when doing addition on pointer types. Use size_int instead of
1419 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1420 ptr_type in the second operand.
1422 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1425 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1427 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1430 * cfgexpand.c (expand_one_register_var): Mark pointer
1431 DECL_ARTIFICIAL as REG_POINTER also.
1432 * stmt.c (expand_decl): Likewise.
1434 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1441 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1442 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1443 on_worklist argument and avoid adding things to worklist multiple
1445 (add_to_worklist): Ditto.
1446 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1447 single SFT is clobbered.
1448 (set_initial_properties): Ditto.
1449 (compute_call_clobbered): Update for changes to function
1451 (create_overlap_variables_for): Always create SFT for offset 0.
1452 (create_structure_vars): Handle PHI's, since we are in SSA form at
1454 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1455 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1457 (add_vars_for_offset): Figure out aliases from access + points-to.
1458 (add_virtual_operand): Use add_vars-for_offset.
1459 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1460 (add_call_clobber_ops): Remove makes_clobbering_call set.
1461 (get_expr_operands): Always pass through the INDIRECT_REF
1463 * tree-ssa-structalias.c (struct constraint_graph): Remove
1465 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1466 address_taken, pt_used, number_incoming.
1467 (FIRST_ADDR_NODE): Removed.
1468 (merge_graph_nodes): Remove broken code for the moment.
1469 (init_graph): New function.
1470 (build_pred_graph): Remove code to init_graph.
1471 Add location equivalence support.
1472 (struct scc_info): Rename roots to deleted.
1474 (init_scc_info): Ditto
1475 (init_topo_info): Use graph->size.
1476 (compute_topo_order): Ditto.
1477 (do_da_constraint): Removed.
1478 (do_sd_constraint): Remove calls to find().
1479 set_union_with_increment should always get 0 as last arg here.
1480 (do_complex_constraint): Replace do_da_constraint with assert.
1482 (struct equiv_class_label): New.
1483 (pointer_equiv_class_table): Ditto.
1484 (location_equiv_class_table): Ditto.
1485 (equiv_class_label_hash): Ditto.
1486 (equiv_class_label_eq): Ditto
1487 (equiv_class_lookup): Ditto.
1488 (equiv_class_ladd): Ditto.
1489 (pointer_equiv_class): Ditto.
1490 (location_equiv_class): Ditto.
1491 (condense_visit): Rename and rewrite from label_visit to do only
1492 SCC related stuff for HU.
1493 (label_visit): Do HU work for HU.
1494 (perform_var_substitution): Update to do HU and location
1496 (free_var_substitution_info): Update to free HU and location
1497 equivalence structures. */
1498 (find_equivalent_node): Update for pointer but not location
1500 (unite_pointer_equivalences): New function.
1501 (move_complex_constraints): Rewrite to only do moving.
1502 (rewrite_constraints): Split out of move_complex_constraints.
1503 (solve_graph): Use graph->size.
1504 (process_constraint_1): Add from_call argument, use it.
1505 Split *a = &b into two constraints.
1506 (process_constraint): Use new process_constraint_1.
1507 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1508 (get_constraint_for): Handle non-pointer integers properly.
1509 Remove code that used to handle structures.
1510 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1511 with unknown addends.
1512 (handle_rhs_call): New function.
1513 (find_func_aliases): Use handle_rhs_call.
1514 (set_uids_in_ptset): Add an assert.
1515 (set_used_smts): Fix bug in not considering unified vars.
1516 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1517 (compute_points_to_sets): Update for other function changes.
1518 (delete_points_to_sets): Ditto.
1519 (ipa_pta_execute): Ditto.
1520 (pass_ipa_pta): We need to update SSA after ipa_pta.
1522 2007-08-19 Jan Hubicka <jh@suse.cz>
1524 * i386.md: Replace "rim" and "mri" constraints by "g".
1526 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1528 * dwarf2out.c (text_section_used, cold_text_section_used,
1529 cold_text_section, dwarf2out_note_section_used): New.
1530 (dwarf2out_init): Initialize cold_text_section.
1531 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1532 dwarf2out_note_section_used.
1533 (size_of_aranges): Only count entry for text section if it was
1534 used. Count entry for cold text section if it was used.
1535 (output_aranges): Only output entries for text section and cold
1536 text section if they were used.
1538 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1540 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1542 (debug_generic_stmt): Likewise.
1543 (debug_tree_chain): Likewise.
1545 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1547 * tree-data-refs.c (split_constant_offset): Expose.
1548 * tree-data-refs.h (split_constant_offset): Add declaration.
1550 * tree-vectorizer.h (dr_alignment_support): Renamed
1551 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1552 Added a new value dr_explicit_realign.
1553 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1554 dr_offset, dr_step, and dr_aligned_to, along with new access
1555 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1556 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1557 STMT_VINFO_DR_ALIGNED_TO.
1559 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1561 In case of outer-loop vectorization with non-fixed misalignment - use
1562 the dr_explicit_realign scheme instead of the optimized realignment
1564 (new_stmt_vec_info): Initialize new fields.
1566 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1567 'nested_in_vect_loop' case. Change verbosity level.
1568 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1569 Don't fail on zero step in the outer-loop for loads.
1570 (vect_analyze_data_refs): Call split_constant_offset to calculate
1571 base, offset and init relative to the outer-loop.
1573 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1574 BSI function argument with a new function argument - at_loop.
1575 Simplify the condition that determines STEP. Takes additional argument
1576 INV_P. Support outer-loop vectorization (handle the
1577 nested_in_vect_loop case), including zero step in the outer-loop. Call
1578 vect_create_addr_base_for_vector_ref with additional argument.
1579 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1580 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1581 Fixed and simplified calculation of step.
1582 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1583 of bsi, and with additional argument. Call bump_vector_ptr with
1584 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1585 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1586 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1587 when the realignment setup needs to take place inside the loop.
1588 Support the dr_explicit_realign scheme. Allow generating the optimized
1589 realignment scheme for outer-loop vectorization. Added documentation.
1590 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1591 the 'nested_in_vect_loop' case, including loads that are invariant in
1592 the outer-loop and the realignment schemes. Handle the case when the
1593 realignment setup needs to take place inside the loop. Call
1594 vect_setup_realignment with additional arguments. Call
1595 vect_create_data_ref_ptr with additional argument and with loop instead
1596 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1597 (vect_gen_niters_for_prolog_loop): Call
1598 vect_create_addr_base_for_vector_ref with additional arguments.
1599 (vect_create_cond_for_align_checks): Likewise.
1600 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1601 scheme: takes additional argument bump; argument ptr_incr is now
1602 optional; updated documentation.
1603 (vect_init_vector): Takes additional argument (bsi). Use it, if
1604 available, to insert the vector initialization.
1605 (get_initial_def_for_induction): Pass additional argument in call to
1607 (vect_get_vec_def_for_operand): Likewise.
1608 (vect_setup_realignment): Likewise.
1609 (vectorizable_load): Likewise.
1611 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1613 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1614 as argument instead of struct loop.
1615 (nested_in_vect_loop_p): New function.
1616 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1618 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1619 from other phis in the loop.
1620 (destroy_loop_vec_info): Add additional argument to declaration.
1622 * tree-vectorizer.c (supportable_widening_operation): Also check if
1623 nested_in_vect_loop_p (don't allow changing the order in this case).
1624 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1625 of struct loop. Call nested_in_vect_loop_p and don't require
1626 flag_unsafe_math_optimizations if it returns true.
1627 (new_stmt_vec_info): When setting def_type for phis differentiate
1628 loop-header phis from other phis.
1629 (bb_in_loop_p): New function.
1630 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1631 just update their loop_vinfo. Order of BB traversal now matters -
1632 call dfs_enumerate_from with bb_in_loop_p.
1633 (destroy_loop_vec_info): Takes additional argument to control whether
1634 stmt_vinfo of the loop stmts should be destroyed as well.
1635 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1636 reduction stmt to be defines by a non loop-header phi.
1637 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1639 * tree-vect-transform.c (vectorizable_reduction): Call
1640 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1641 (vectorizable_call): Likewise.
1642 (vectorizable_conversion): Likewise.
1643 (vectorizable_operation): Likewise.
1644 (vectorizable_type_promotion): Likewise.
1645 (vectorizable_type_demotion): Likewise.
1646 (vectorizable_store): Likewise.
1647 (vectorizable_live_operation): Likewise.
1648 (vectorizable_reduction): Likewise. Also pass loop_info to
1649 vect_is_simple_reduction instead of loop.
1650 (vect_init_vector): Call nested_in_vect_loop_p.
1651 (get_initial_def_for_reduction): Likewise.
1652 (vect_create_epilog_for_reduction): Likewise.
1653 (vect_init_vector): Check which loop to work with, in case there's an
1655 (get_initial_def_for_inducion): Extend to handle outer-loop
1656 vectorization. Fix indentation.
1657 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1658 In the case vect_induction_def get the vector def from the induction
1659 phi node, instead of calling get_initial_def_for_inducion.
1660 (get_initial_def_for_reduction): Extend to handle outer-loop
1662 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1664 (vect_transform_loop): Change assert to just skip this case. Add a
1666 (vect_finish_stmt_generation): Add a couple asserts.
1668 (vect_estimate_min_profitable_iters): Multiply
1669 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1671 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1672 this is an inner-loop reduction in outer-loop vectorization.
1674 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1675 Same code as what used to be vect_analyze_scalar_cycles, only with
1676 additional argument loop, and loop_info passed to
1677 vect_is_simple_reduction instead of loop.
1678 (vect_analyze_scalar_cycles): Code factored out into
1679 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1680 Updated documentation.
1681 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1682 outer-loop vectorization that are live or not used in the outerloop,
1683 cause this requires special handling.
1684 (vect_enhance_data_refs_alignment): Don't consider versioning for
1686 (vect_analyze_data_refs): Check that there are no datarefs in the
1688 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1689 and vect_used_in_outer_by_reduction cases.
1690 (process_use): Also consider the case of outer-loop stmt defining an
1691 inner-loop stmt and vice versa.
1692 (vect_analyze_loop_1): New function.
1693 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1694 loops. Call vect_analyze_loop_1.
1695 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1696 been vectorized. Call destroy_loop_vec_info with additional argument.
1698 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1699 in the inner-loop when doing outer-loop vectorization. Add
1700 documentation and printout.
1701 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1702 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1704 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1706 * tree-affine.h (print_aff): New prototype.
1707 (debug_aff): Likewise.
1708 * tree-affine.c (print_aff): New function.
1709 (debug_aff): Likewise.
1711 2007-08-18 Paul Brook <paul@codesourcery.com>
1712 Joseph Myers <joseph@codesourcery.com>
1714 * common.opt (-fdebug-prefix-map=): New option.
1715 * opts.c: Include debug.h.
1716 (common_handle_option): Handle -fdebug-prefix-map.
1717 * final.c: Include ggc.h.
1718 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1719 remap_debug_filename): New.
1720 * Makefile.in (final.o, opts.o): Update dependencies.
1721 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1722 * configure.ac: Check for assembler --debug-prefix-map support.
1723 * configure, config.in: Regenerate.
1724 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1725 (ASM_DEBUG_SPEC): Include ASM_MAP.
1726 * doc/install.texi (--with-debug-prefix-map): Document.
1727 * doc/invoke.texi (-fdebug-prefix-map): Document.
1728 * dbxout.c (dbxout_init, dbxout_start_source_file,
1729 dbxout_source_file): Call remap_debug_filename.
1730 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1731 dwarf2out_start_source_file, dwarf2out_finish): Call
1732 remap_debug_filename.
1733 (file_table_relative_p): Do not check d->emitted_number.
1734 * toplev.c (output_file_directive): Call remap_debug_filename.
1735 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1736 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1738 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1740 * loop-invariant.c (find_invariants_to_move): Add missing macro
1743 2007-08-17 Tom Tromey <tromey@redhat.com>
1745 * tree.h (struct tree_label_decl): Removed old "java" fields.
1747 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1748 Nigel Stephens <nigel@mips.com>
1750 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1751 Treat -mno-data-in-code and -mcode-xonly as aliases for
1752 -mcode-readable=no and -mcode-readable=pcrel respectively.
1753 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1754 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1755 (MULTILIB_DIRNAMES): Update accordingly.
1757 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1759 * Makefile.in (version.o): Depend on $(REVISION) only if
1760 REVISION_s is defined.
1762 2007-08-17 Sa Liu <saliu@de.ibm.com>
1763 Ulrich Weigand <uweigand@de.ibm.com>
1766 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1767 use build_qualified_type to retain qualifiers of the base type.
1769 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1771 * config/score/score.md : Update pattern tablejump.
1772 * config/score/score.c : Update score_initialize_trampoline
1774 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1775 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1776 * doc/contrib.texi: Add my entry.
1778 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1780 * Makefile.in (REVISION): New.
1783 (version.o): Also depend on $(REVISION). Add
1784 -DREVISION=$(REVISION_s).
1786 * version.c (version_string): Add REVISION.
1788 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1790 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1791 of GOTO that's relocated to a different block.
1793 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1795 * c-common.c (const_strip_array_types): New.
1796 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1797 (const_strip_array_types): New.
1798 * c-objc-common.c (c_disregard_inline_limits,
1799 c_warn_unused_global_decl): Constify.
1800 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1801 c_vla_type_p, c_incomplete_type_error): Likewise.
1802 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1803 * hooks.c (hook_bool_const_tree_false): New.
1804 * hooks.h (hook_bool_const_tree_false): Likewise.
1805 * langhooks-def.h (lhd_warn_unused_global_decl,
1806 lhd_incomplete_type_error, lhd_expr_size,
1807 lhd_tree_inlining_disregard_inline_limits,
1808 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1809 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1810 * langhooks.c (lhd_warn_unused_global_decl,
1811 lhd_incomplete_type_error,
1812 lhd_tree_inlining_disregard_inline_limits,
1813 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1814 lhd_expr_size): Likewise.
1815 * langhooks.h (lang_hooks_for_tree_inlining,
1816 lang_hooks_for_tree_dump, lang_hooks_for_types,
1817 lang_hooks_for_decls, lang_hooks): Likewise.
1818 * pointer-set.c (pointer_set_t, pointer_set_create,
1819 pointer_set_contains, insert_aux, pointer_set_insert,
1820 pointer_set_traverse, pointer_map_t, pointer_map_create,
1821 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1823 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1824 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1825 pointer_map_traverse): Likewise.
1826 * predict.c (assert_is_empty): Likewise.
1827 * tree-affine.c (free_name_expansion): Likewise.
1828 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1829 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1830 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1832 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1834 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1836 (destroy_loop_vec_info): Add call to VEC_free.
1837 * tree-vectorizer.h (may_alias_ddrs): Define.
1838 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1839 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1840 Change reporting to dump.
1841 (vect_is_duplicate_ddr): New.
1842 (vect_mark_for_runtime_alias_test): New.
1843 (vect_analyze_data_ref_dependences) Add call to
1844 vect_mark_for_runtime_alias_test.
1845 (vect_enhance_data_refs_alignment): Define local variable
1846 vect_versioning_for_alias_required, don't perform
1847 peeling for alignment if versioning for alias is
1849 (vect_enhance_data_refs_alignment): Use
1850 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1851 PARAM_VECT_MAX_VERSION_CHECKS.
1852 * tree-vect-transform.c
1853 (vect_create_cond_for_alias_checks): New.
1854 (vect_transform_loop): Add call to
1855 vect_create_cond_for_alias_checks.
1856 (vect_vfa_segment_size): New.
1857 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1859 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1860 * gcc/doc/invoke.texi
1861 (vect-max-version-for-alignment-checks): Document.
1862 (vect-max-version-for-alias-checks): Document.
1863 (vect-max-version-checks): Remove.
1865 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1867 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1868 the same line as the instruction for all asm dialects.
1869 (*rep_movsi): Ditto.
1870 (*rep_movsi_rex64): Ditto.
1871 (*rep_movqi): Ditto.
1872 (*rep_movqi_rex64): Ditto.
1873 (*rep_stosdi_rex64): Ditto.
1874 (*rep_stossi): Ditto.
1875 (*rep_stossi_rex64): Ditto.
1876 (*rep_stosqi): Ditto.
1877 (*rep_stosqi_rex64): Ditto.
1878 (*cmpstrnqi_nz_1): Ditto.
1879 (*cmpstrnqi_nz_rex_1): Ditto.
1880 (*cmpstrnqi_1): Ditto.
1881 (*cmpstrnqi_rex_1): Ditto.
1882 (*strlenqi_1): Ditto.
1883 (*strlenqi_rex_1): Ditto.
1884 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1885 prefix on the same line as the instruction for all asm dialects.
1886 (sync_double_compare_and_swap<mode>): Ditto.
1887 (*sync_double_compare_and_swapdi_pic): Ditto.
1888 (*sync_compare_and_swap_cc<mode>): Ditto.
1889 (sync_double_compare_and_swap_cc<mode>): Ditto.
1890 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1891 (sync_old_add<mode>): Ditto.
1892 (sync_add<mode>): Ditto.
1893 (sync_sub<mode>): Ditto.
1894 (sync_ior<mode>): Ditto.
1895 (sync_and<mode>): Ditto.
1896 (sync_xor<mode>): Ditto.
1898 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1901 * reload.c (find_reloads): Check that the memory returned by
1902 find_reloads_toplev was not the result of forcing a constant
1904 (find_reloads_toplev): Always use simplify_gen_subreg to get
1905 the subreg of a constant. If the result is also a constant,
1906 but not a legitimate one, force it into the constant pool
1907 and reload its address.
1909 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1911 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1914 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1916 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1917 directive for the current vector ABI.
1919 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1922 * caller-save.c (reg_save_code): Set invalide status on restore code.
1924 2007-08-15 Diego Novillo <dnovillo@google.com>
1926 * tree-ssa-alias.c (compute_memory_partitions): Use
1927 alias_bitmap_obstack to allocate bitmaps.
1928 (reset_alias_info): Factor out of init_alias_info.
1929 Mark all name tags not associated to an SSA name for renaming.
1930 (init_alias_info): Call it.
1931 (create_name_tags): Tidy. Add comments.
1932 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1934 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1936 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1937 scheduler dependencies.
1939 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1941 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1943 (*iorsi_1_zext): Likewise.
1944 (*iorsi_1_zext_imm): Likewise.
1945 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1946 with "rm"/"xm" constraint.
1947 (sse2_vmsqrtv2df2): Likewise.
1949 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1952 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1955 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1957 * tree-pass.h (PROP_pta): Removed.
1958 (TODO_rebuild_alias): New.
1959 (pass_may_alias): Removed.
1960 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1961 aliasing if we changed something.
1962 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1964 (pass_may_alias): Removed.
1965 (create_structure_vars): Return TODO_rebuild_alias.
1966 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1967 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1969 (tree_sra_early): We never affect aliasing right now.
1970 * tree-flow.h (compute_may_aliases): New prototype.
1971 * passes.c: Remove pass_may_alias from the passes.
1972 (execute_function_todo): Support TODO_rebuild_alias.
1974 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1976 * i386.c: (legitimize_address): Move dllimported variable check
1977 infront of legitimizing pic address of CONST symbols.
1979 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1981 PR tree-optimization/32941
1982 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1983 (goto_queue_cmp): Remove.
1984 (find_goto_replacement): Change search method.
1985 (maybe_record_in_goto_queue): Add assert.
1986 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1987 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1989 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1991 * alias.c (component_uses_parent_alias_set): Constify.
1992 * alias.h (component_uses_parent_alias_set): Likewise.
1993 * cfgrtl.c (print_rtl_with_bb): Likewise.
1994 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1995 mpz_get_double_int): Likewise.
1996 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1997 mpz_get_double_int): Likewise.
1998 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1999 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
2001 * expr.h (safe_from_p): Likewise.
2002 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
2004 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
2005 zero_sized_type, goa_lhs_expr_p): Likewise.
2006 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
2007 * rtl.h (print_rtl_with_bb): Likewise.
2008 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
2009 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
2010 * tree-flow-inline.h (bb_stmt_list): Constify.
2011 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
2013 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
2014 const_first_stmt, const_last_stmt): New.
2015 (block_may_fallthru, empty_block_p): Constify.
2016 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
2017 EXPR_ONLY_BODY): New.
2018 (expr_first, expr_last, expr_only): Use macro for body.
2019 (const_expr_first, const_expr_last, const_expr_only): New.
2020 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
2021 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
2022 ctsi_prev, ctsi_stmt): New.
2023 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
2024 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
2025 * tree-ssa-loop-niter.c (loop_only_exit_p,
2026 derive_constant_upper_bound): Likewise.
2027 * tree-ssa-phiopt.c (empty_block_p): Likewise.
2028 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
2029 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
2030 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
2031 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
2032 * tree.c (get_type_static_bounds): Likewise.
2033 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
2034 (get_type_static_bounds): Constify.
2036 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2039 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
2040 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
2041 (*<addsub><mode>3_cc_overflow): New.
2042 (*add<mode>3_cconly_overflow): New.
2043 (*sub<mode>3_cconly_overflow): New.
2044 (*<addsub>si3_zext_cc_overflow): New.
2045 * config/i386/predicates.md (fcmov_comparison_operator): Accept
2046 CCCmode for LTU, GTU, LEU and GEU.
2047 (ix86_comparison_operator): Likewise.
2048 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
2049 * config/i386/i386.c (put_condition_code): Support CCCmode.
2050 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
2051 or MINUS expressions.
2053 2007-08-14 Andrew Pinski <pinskia@gmail.com>
2056 * c-typeck.c (build_binary_op): Disallow vector float types with
2057 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
2059 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2061 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
2062 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
2063 (dep_def): New typedef.
2064 (init_dep_1, sd_debug_dep): Declare functions.
2065 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
2066 (debug_dep_links): Remove.
2067 (struct _deps_list): New field 'n_links'.
2068 (DEPS_LIST_N_LINKS): New macro.
2069 (FOR_EACH_DEP_LINK): Remove.
2070 (create_deps_list, free_deps_list, delete_deps_list): Remove
2072 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2073 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2074 (copy_deps_list_change_con, move_dep_link): Ditto.
2075 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
2076 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
2078 (INSN_BACK_DEPS): Remove.
2079 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
2081 (INSN_DEP_COUNT): Remove.
2082 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
2083 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
2084 Declare global variables.
2085 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
2086 (add_forw_dep, compute_forward_dependences): Remove declarations.
2087 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
2088 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2089 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
2091 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
2093 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
2094 (sd_list_types_def): New typedef.
2095 (sd_next_list): Declare function.
2096 (struct _sd_iterator): New type.
2097 (sd_iterator_def): New typedef.
2098 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
2100 (FOR_EACH_DEP): New cycle wrapper.
2101 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2103 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2104 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2107 * sched-deps.c (init_dep_1): Make global.
2108 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2110 (dump_dep): New static function.
2111 (dump_dep_flags): New static variable.
2112 (sd_debug_dep): New function.
2113 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2115 (move_dep_link): Use remove_from_deps_list (), instead of
2117 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2118 (dep_link_is_detached_p): New static function.
2119 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2121 (dn_pool, dl_pool): New alloc_pools.
2122 (dn_pool_diff, dl_pool_diff): New static variables.
2123 (create_dep_node, delete_dep_node): New static function.
2124 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2125 (deps_list_empty_p): Make it static. Use 'n_links' field.
2126 (deps_pools_are_empty_p): New static function.
2127 (alloc_deps_list, delete_deps_list): Remove.
2128 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2129 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2130 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2131 (forward_dependency_cache): Remove.
2132 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2133 'back' from the names. Change signature to use dep_t instead of
2135 (add_back_dep): Ditto. Make global.
2136 (check_dep_status): Rename to check_dep ().
2137 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2139 (sd_finish_insn): Ditto.
2140 (sd_find_dep_between_no_cache): New static function.
2141 (sd_find_dep_between): New function.
2142 (ask_dependency_caches, set_dependency_caches): New static functions.
2143 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2144 (add_or_update_dep_1): Separate pieces of functionality into
2145 ask_dependency_caches (), update_dependency_caches (),
2146 change_spec_dep_to_hard (), update_dep ().
2147 (get_back_and_forw_lists): New static function.
2148 (sd_add_dep): Separate setting of dependency caches into
2149 set_dependency_caches ().
2150 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2152 (sd_delete_dep): Ditto.
2153 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2154 (dump_lists): New static function.
2155 (sd_debug_lists): New debug function.
2156 (delete_all_dependences, fixup_sched_groups): Update to use
2157 sd_* infrastructure.
2158 (sched_analyze_2): Create data-speculative dependency only if
2159 data-speculation is enabled.
2160 (sched_analyze_insn): If insn cannot be speculative, make all its
2161 dependencies non-speculative.
2162 (sched_analyze): Use sd_init_insn ().
2163 (add_forw_dep, compute_forward_dependencies): Remove.
2164 (delete_dep_nodes_in_back_deps): New static function.
2165 (sched_free_deps): New function.
2166 (init_dependency_caches): Init alloc_pools.
2167 (extend_depedency_caches): Update after removing of
2168 forward_dependency_cache.
2169 (free_dependency_caches): Ditto. Free alloc_pools.
2170 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2171 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2173 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2174 (add_dependence): Use init_dep ().
2175 (get_dep_weak_1): New static function.
2176 (get_dep_weak): Move logic to get_dep_weak_1 ().
2177 (dump_ds): New static function moved from haifa-sched.c:
2178 debug_spec_status ().
2179 (debug_ds): New debug function.
2180 (check_dep_status): Rename to check_dep (). Update to check whole
2183 * haifa-sched.c (spec_info): Make global.
2184 (added_recovery_block_p): Rename to
2185 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2186 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2187 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2188 to use new interfaces.
2189 (ok_for_early_queue_removal): Ditto.
2190 (schedule_block): Initialize logical uids of insns emitted by the
2192 (sched_init): Initialize new variable.
2193 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2195 (extend_global): Initialize insn data.
2196 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2197 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2199 (add_to_speculative_block): Update to use new interfaces.
2200 (create_recovery_block): Set new variables.
2201 (create_check_block_twin, fix_recovery_deps): Update to use new
2203 (sched_insn_is_legitimate_for_speculation_p): New function.
2204 (speculate_insn): Move checking logic to
2205 sched_insn_is_legitimate_for_speculation_p ().
2206 (sched_remove_insn): Finalize sched-deps information of instruction.
2207 (clear_priorities, add_jump_dependencies): Update to use new
2209 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2211 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2212 to use new interfaces.
2213 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2214 (new_ready): Try to use control speculation only if it is available.
2215 (add_branch_dependences): Update to use new interfaces.
2216 (compute_block_backward_dependences): Rename to
2217 compute_block_dependences (). Call
2218 targetm.sched.dependencies_evaluation_hook ().
2219 (free_block_dependencies): New static function.
2220 (debug_dependencies): Update to use new interfaces.
2221 (schedule_region): Remove separate computation of forward dependencies.
2222 Move call of targetm.sched.dependencies_evaluation_hook () to
2223 compute_block_dependences (). Free dependencies at the end of
2224 scheduling the region.
2226 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2228 (add_deps_for_risky_insns): Ditto.
2229 (schedule_ebb): Remove separate computation of forward dependencies.
2230 Free dependencies at the end of scheduling the ebb.
2232 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2233 (build_intra_loop_deps): Ditto. Remove separate computation of
2234 forward dependencies. Free sched-deps dependencies.
2236 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2237 to use new interfaces.
2238 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2240 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2242 (is_costly_group): Ditto.
2244 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2246 * alias.c (rtx_equal_for_memref_p): Constify.
2247 * basic-block.h (const_edge, const_basic_block): New.
2248 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2249 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2250 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2251 probably_never_executed_bb_p, edge_probability_reliable_p,
2252 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2253 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2255 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2256 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2258 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2259 flow_nodes_print, dfs_enumerate_from): Likewise.
2260 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2261 control_flow_insn_p, count_basic_blocks): Likewise.
2262 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2263 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2264 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2265 average_num_loop_insns, loop_exit_edge_p,
2266 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2267 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2268 average_num_loop_insns, seq_cost): Likewise.
2269 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2270 * dominance.c (dominated_by_p): Likewise.
2271 * emit-rtl.c (validate_subreg): Likewise.
2272 * except.c (can_throw_internal, can_throw_external): Likewise.
2273 * except.h (can_throw_internal, can_throw_external): Likewise.
2274 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2275 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2276 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2277 simple_mem, store_ops_ok, load_kills_store, find_loads,
2278 store_killed_in_insn, store_killed_after, store_killed_before,
2279 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2281 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2282 noce_mem_write_may_trap_or_fault_p): Likewise.
2283 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2285 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2287 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2288 probably_cold_bb_p, probably_never_executed_bb_p,
2289 edge_probability_reliable_p, br_prob_note_reliable_p,
2290 can_predict_insn_p): Likewise.
2291 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2292 * resource.c (return_insn_p): Likewise.
2293 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2295 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2296 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2297 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2298 verify_gimple_modify_stmt): Likewise.
2299 * tree-chrec.c (is_not_constant_evolution,
2300 is_multivariate_chrec_rec, is_multivariate_chrec,
2301 chrec_contains_symbols, chrec_contains_undetermined,
2302 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2303 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2304 eq_evolutions_p, scev_direction): Likewise.
2305 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2306 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2307 chrec_contains_symbols_defined_in_loop,
2308 chrec_contains_undetermined, tree_contains_chrecs,
2309 evolution_function_is_affine_multivariate_p,
2310 evolution_function_is_univariate_p, chrec_zerop,
2311 evolution_function_is_constant_p, evolution_function_is_affine_p,
2312 evolution_function_is_affine_or_constant_p,
2313 tree_does_not_contain_chrecs, chrec_type): Likewise.
2314 * tree-data-ref.c (tree_fold_divides_p,
2315 object_address_invariant_in_loop_p, dr_may_alias_p,
2316 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2317 same_access_functions, constant_access_functions,
2318 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2320 * tree-flow.h (scev_direction): Likewise.
2321 * tree-gimple.c (is_gimple_stmt): Likewise.
2322 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2324 * tree-pretty-print.c (op_prio): Likewise.
2325 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2326 analyzable_condition, backedge_phi_arg_p): Likewise.
2327 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2328 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2329 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2332 2007-08-13 Dan Hipschman <dsh@google.com>
2335 * c-format.c (check_format_arg): Move check for zero-length
2336 format strings below the check for unterminated strings.
2338 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2341 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2344 2007-08-13 Nick Clifton <nickc@redhat.com>
2346 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2348 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2351 * c-format.c (gcc_gfc_length_specs): New array.
2352 (gcc_gfc_char_table): Add unsigned specifier, and references to
2353 the l length modifier.
2354 (format_types_orig): Use the new gcc_gfc_length_specs.
2356 2007-08-12 Sa Liu <saliu@de.ibm.com>
2358 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2359 and with REG_RETVAL note after split.
2361 2007-08-11 David Daney <ddaney@avtrex.com>
2363 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2364 as ATTRIBUTE_UNUSED.
2366 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2367 Segher Boessenkool <segher@kernel.crashing.org>
2369 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2370 HAVE_LOCAL_CPU_DETECT not defined.
2372 2007-08-11 Jan Hubicka <jh@suse.cz>
2374 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2375 (cgraph_process_new_functions): Honor previous value of
2376 disregard_inline_limits.
2377 * ipa-inline.c (compute_inline_parameters): Likewise.
2379 2007-08-11 Ian Lance Taylor <iant@google.com>
2381 * alias.h (alias_set_type): Define new type.
2382 (ALIAS_SET_MEMORY_BARRIER): Use it.
2383 * rtl.h: Include alias.h.
2384 (struct mem_attrs): Use alias_set_type.
2385 * tree.h: Include alias.h
2386 (struct tree_type): Use alias_set_type.
2387 (struct tree_struct_field_tag): Likewise.
2388 (struct tree_decl_common): Likewise.
2389 * alias.c (struct alias_set_entry): Use alias_set_type.
2390 (get_alias_set_entry, alias_set_subset_of): Likewise.
2391 (alias_sets_conflict_p): Likewise.
2392 (alias_sets_must_conflict_p): Likewise.
2393 (objects_must_conflict_p): Likewise.
2394 (get_alias_set, new_alias_set): Likewise.
2395 (record_alias_subset, record_component_aliases): Likewise.
2396 (varargs_set, frame_set): Change to alias_set_type.
2397 (get_varargs_alias_set): Use alias_set_type.
2398 (get_frame_alias_set): Likewise.
2399 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2400 * dse.c (struct store_info): Use alias_set_type.
2401 (struct read_info, struct clear_alias_mode_holder): Likewise.
2402 (clear_alias_set_lookup, canon_address): Likewise.
2403 (record_store, check_mem_read_rtx): Likewise.
2404 (dse_record_singleton_alias_set): Likewise.
2405 (dse_invalidate_singleton_alias_set): Likewise.
2406 * emit-rtl.c (get_mem_attrs): Likewise.
2407 (set_mem_attributes_minus_bitpos): Likewise.
2408 (set_mem_alias_set): Likewise.
2409 * expr.c (store_constructor_field, store_field): Likewise.
2410 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2411 * langhooks.c (lhd_get_alias_set): Likewise.
2412 * langhooks-def.h (lhd_get_alias_set): Likewise.
2413 * reload1.c (alter_reg): Likewise.
2414 * tree-flow.h (struct fieldoff): Likewise.
2415 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2416 (may_alias_p, get_smt_for, create_sft): Likewise.
2417 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2418 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2419 (merge_smts_into): Likewise.
2420 * varasm.c (const_alias_set): Likewise.
2421 * c-common.c (strict_aliasing_warning): Likewise.
2422 (c_common_get_alias_set): Likewise.
2423 * dse.h (dse_record_singleton_alias_set): Update declaration.
2424 (dse_invalidate_singleton_alias_set): Likewise.
2425 * emit-rtl.h (set_mem_alias_set): Likewise.
2426 * c-common.h (c_common_get_alias_set): Likewise.
2427 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2428 * print-tree.c (print_node): Likewise.
2429 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2431 (alpha_setup_incoming_varargs): Use alias_set_type.
2432 * config/i386/i386.c (setup_incoming_varargs_64): Use
2434 (setup_incoming_varargs_ms_64): Likewise.
2435 (ix86_GOT_alias_set): Likewise.
2436 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2437 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2438 (set): Change to alias_set_type.
2439 (get_TOC_alias_set): Use alias_set_type.
2440 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2442 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2443 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2445 (struct_value_alias_set): Likewise.
2446 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2448 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2450 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2451 * config/vxworks.h (TARGET_VXWORKS): Override.
2452 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2453 "mips" if TARGET_VXWORKS.
2455 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2457 * calls.c (avoid_likely_spilled_reg): New function.
2458 (expand_call): Use it.
2460 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2462 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2464 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2466 * config/mips/predicates.md (const_call_insn_operand): Invoke
2467 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2469 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2472 * config/rs6000/driver-rs6000.c: Include link.h.
2473 Use ElfW instead of wordsize-specif typedef.
2475 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2477 * system.h (CONST_CAST): New.
2478 * c-decl.c (c_make_fname_decl): Use it.
2479 * c-lex.c (cb_ident, lex_string): Likewise.
2480 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2481 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2482 give_switch, set_multilib_dir): Likewise.
2483 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2484 * passes.c (execute_one_pass): Likewise.
2485 * prefix.c (update_path): Likewise.
2486 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2487 * tree.c (build_string): Likewise.
2489 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2491 * tree-flow-inline.h (is_exec_stmt): Remove.
2492 (is_label_stmt): Remove.
2493 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2496 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2498 * lower-subreg.c (resolve_shift_zext): Don't adjust
2499 src_reg_num for wordmode operands.
2501 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2502 David Ung <davidu@mips.com>
2504 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2505 (TARGET_SCHED_REORDER2): Define.
2506 (mips_maybe_swap_ready): New.
2507 (mips_last_74k_agen_insn): New.
2508 (mips_74k_agen_init): New.
2509 (mips_74k_agen_reorder): New function to group loads and stores
2511 (mips_sched_init): New.
2512 (mips_sched_reorder): Don't do initialization here. Call
2513 mips_74k_agen_reorder.
2514 (mips_variable_issue): Call mips_74k_agen_init.
2516 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2518 * tree-flow-inline.h (get_filename): Remove.
2520 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2522 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2524 (mips_fetch_insns): Delete in favor of...
2525 (mips_load_store_insns): ...this new function.
2526 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2527 to say whether multiword moves _might_ be split.
2528 (mips_fetch_insns): Delete in favor of...
2529 (mips_load_store_insns): ...this new function.
2530 (mips_rtx_costs): Update the call to mips_address_insns.
2531 (mips_address_cost): Likewise.
2532 * config/mips/mips.md (length): Use mips_load_store_insns instead
2533 of mips_fetch_insns.
2534 * config/mips/constraints.md (R): Use mips_address_insns rather
2535 than mips_fetch_insns. Assume that the move never needs to be split.
2537 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2539 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2540 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2541 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2542 * config/mips/mips.h (mips16_hard_float): Delete.
2543 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2544 definitions, and replace with....
2545 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2546 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2547 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2548 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2549 (override_options): Replace MASK_SOFT_FLOAT references with
2550 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2551 and mips16_hard_float when TARGET_MIPS16.
2553 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2556 * c-typeck.c (build_binary_op): Check for non pointer types before
2557 calling int_fits_type_p.
2559 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2562 * fold-const.c (omit_one_operand): Return only the ommitted expression
2563 if the result is an empty statement.
2564 (pedantic_omit_one_operand): Likewise.
2566 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2568 * c-typeck.c (readonly_error): Improve error for assignment.
2570 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2572 (pp_c_expression): Ditto.
2574 2007-08-09 Simon Baldwin <simonb@google.com>
2576 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2577 break that was preventing simplify_associative_operation() for xor.
2579 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2580 Nigel Stephens <nigel@mips.com>
2582 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2583 Document change in interpretation of value from boolean to
2585 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2586 ffs and ctz using clz.
2587 (expand_unop): Call them.
2588 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2590 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2591 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2592 enable the new ffs expansion on this target.
2594 2007-08-09 Jan Hubicka <jh@suse.cz>
2596 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2597 (expand_ternary_op): Likewise.
2598 (expand_vec_shift_expr): Likewise.
2599 (expand_binop_directly): Likewise.
2600 (expand_binop): Likewise.
2601 (sign_expand_binop): Likewise.
2602 (expand_twoval_unop): Likewise.
2603 (expand_twoval_binop): Likewise.
2604 (expand_twoval_binop_libfunc): Likewise.
2605 (widen_clz): Likewise.
2606 (widen_bswap): Likewise.
2607 (expand_parity): Likewise.
2608 (expand_unop): Likewise.
2609 (expand_abs_nojump): Likewise.
2610 (expand_copysign): Likewise.
2611 (emit_no_conflict_block): Likewise.
2612 (emit_libcall_block): Likewise.
2613 (can_compare_p): Likewise.
2614 (prepare_cmp_insn): Likewise.
2615 (emit_cmp_and_jump_insn_1): Likewise.
2616 (prepare_float_lib_cmp): Likewise.
2617 (emit_conditional_add): Likewise.
2618 (gen_add2_insn): Likewise.
2619 (have_add2_insn): Likewise.
2620 (gen_sub2_insn): Likewise.
2621 (have_sub2_insn): Likewise.
2622 (can_extend_p): Likewise.
2623 (can_fix_p): Likewise.
2624 (can_float_p): Likewise.
2625 (expand_float): Likewise.
2626 (expand_fix): Likewise.
2627 (expand_sfix_optab): Likewise.
2628 (new_optab): Likewise.
2629 (new_convert_optab): Likewise.
2630 (init_libfuncs): Likewise.
2631 (init_interclass_conv_libfuncs): Likewise.
2632 (init_intraclass_conv_libfuncs): Likewise.
2633 (set_conv_libfunc): Likewise.
2634 (init_optabs): Likewise.
2635 (debug_optab_libfuncs): Likewise.
2636 (gen_cond_trap): Likewise.
2637 * optabs.h (optab_handler, convert_optab_hanlder): New.
2638 * genopinit.c: Update optabs generation table.
2639 * reload.c (find_reloads_address_1): Use optabs accestors.
2640 * builtins.c (expand_builtin_mathfn): Likewise.
2641 (expand_builtin_mathfn_2): Likewise.
2642 (expand_builtin_mathfn_3): Likewise.
2643 (expand_builtin_interclass_mathfn): Likewise.
2644 (expand_builtin_sincos): Likewise.
2645 (expand_builtin_cexpi): Likewise.
2646 (expand_builtin_powi): Likewise.
2647 (expand_builtin_strlen): Likewise.
2648 * dojump.c (do_jump): Likewise.
2649 * expr.c (convert_move): Likewise.
2650 (move_by_pieces): Likewise.
2651 (move_by_pieces_ninsns): Likewise.
2652 (can_store_by_pieces): Likewise.
2653 (store_by_pieces_1): Likewise.
2654 (emit_move_via_integer): Likewise.
2655 (emit_move_complex): Likewise.
2656 (emit_move_ccmode): Likewise.
2657 (emit_move_insn_1): Likewise.
2658 (emit_single_push_insn): Likewise.
2659 (store_constructor): Likewise.
2660 (expand_expr_real_1): Likewise.
2661 (do_store_flag): Likewise.
2662 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2663 (enumerate_modes): Likewise.
2664 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2665 (supportable_widening_operation): Likewise.
2666 (supportable_narrowing_operation): Likewise.
2667 * expmed.c (store_bit_field_1): Likewise.
2668 (extract_bit_field_1): Likewise.
2669 (expand_mult_highpart_optab): Likewise.
2670 (expand_smod_pow2): Likewise.
2671 (expand_divmod): Likewise.
2672 (emit_store_flag): Likewise.
2673 * tree-vect-patterns.c
2674 (vect_pattern_recog_1): Likewise.
2675 * tree-ssa-loop-prefetch.c
2676 (nontemporal_store_p): Likewise.
2677 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2678 (vect_create_epilog_for_reduction): Likewise.
2679 (vectorizable_reduction): Likewise.
2680 (vectorizable_operation): Likewise.
2681 (vect_strided_store_supported): Likewise.
2682 (vectorizable_store): Likewise.
2683 (vect_strided_load_supported): Likewise.
2684 (vectorizable_load): Likewise.
2685 * combine.c (simplify_comparison): Likewise.
2686 * tree-vect-generic.c
2687 (type_for_widest_vector_mode): Likewise.
2688 (expand_vector_operations_1): Likewise.
2689 * config/spu/spu.c (spu_expand_mov): Likewise.
2690 (spu_emit_vector_compare): Likewise.
2691 * config/rs6000/rs6000.c
2692 (rs6000_emit_vector_compare): Likewise.
2693 * stmt.c (add_case_node): Likewise.
2694 * reload1.c (gen_reload):
2696 2007-08-09 Michael Matz <matz@suse.de>
2698 * tree.h (fixed_zerop): Declare as taking a const_tree.
2699 * tree.c (fixed_zerop): Take a const_tree.
2701 2007-08-09 Ira Rosen <irar@il.ibm.com>
2703 * tree-vect-transform.c (vectorizable_store): Remove call to
2704 copy_virtual_operands() and call mark_symbols_for_renaming() for
2705 the created vector store.
2706 (vect_setup_realignment): Don't call copy_virtual_operands() and
2707 update_vuses_to_preheader().
2708 (vectorizable_load): Don't call copy_virtual_operands().
2709 (update_vuses_to_preheader): Remove.
2711 2007-08-08 Chao-ying Fu <fu@mips.com>
2713 * tree.def (FIXED_POINT_TYPE): New type.
2714 (FIXED_CST): New constant.
2715 (FIXED_CONVERT_EXPR): New expr.
2716 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2717 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2718 * tree.h (struct tree_base): Add saturating_flag.
2719 Remove one bit of spare for saturating_flag.
2720 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2721 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2722 FIXED_POINT_TYPE_P): Define.
2723 (TYPE_SATURATING): Define.
2724 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2725 (struct tree_fixed_cst): New.
2726 (TYPE_IBIT, TYPE_FBIT): Define.
2727 (tree_node): Add fixed_cst.
2728 (enum tree_index): Add new enumeration values of
2729 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2730 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2731 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2732 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2733 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2734 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2735 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2736 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2737 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2738 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2739 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2740 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2741 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2742 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2743 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2744 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2745 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2746 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2747 (sat_short_fract_type_node, sat_fract_type_node,
2748 sat_long_fract_type_node, sat_long_long_fract_type_node,
2749 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2750 sat_unsigned_long_fract_type_node,
2751 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2752 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2753 unsigned_short_fract_type_node, unsigned_fract_type_node,
2754 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2755 sat_short_accum_type_node, sat_accum_type_node,
2756 sat_long_accum_type_node, sat_long_long_accum_type_node,
2757 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2758 sat_unsigned_long_accum_type_node,
2759 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2760 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2761 unsigned_short_accum_type_node, unsigned_accum_type_node,
2762 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2763 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2764 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2765 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2766 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2767 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2768 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2769 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2770 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2771 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2772 sat_uda_type_node, sat_uta_type_node): New macro.
2773 (make_fract_type, make_accum_type): Declare.
2774 (make_signed_fract_type, make_unsigned_fract_type,
2775 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2776 make_signed_accum_type, make_unsigned_accum_type,
2777 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2778 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2779 make_or_reuse_sat_signed_fract_type,
2780 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2781 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2782 make_or_reuse_sat_unsigned_accum_type): New macro.
2783 (fixed_zerop): Declare.
2784 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2785 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2786 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2787 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2788 * treestruct.def: Add TS_FIXED_CST.
2789 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2791 (tree-dump.o): Likewise.
2792 (print-tree.o): Likewise.
2793 (tree-pretty-print.o): Likewise.
2794 (fold-const.o): Likewise.
2795 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2796 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2797 (is_gimple_min_invariant): Handle FIXED_CST.
2798 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2799 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2800 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2801 (layout_type): Handle FIXED_POINT_TYPE.
2802 (make_fract_type, make_accum_type): New functions.
2803 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2804 * tree-dump.c (fixed-value.h): New include.
2805 (dump_fixed): New function.
2806 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2807 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2808 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2809 * tree-pretty-print.c (fixed-value.h): New include.
2810 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2812 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2813 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2814 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2815 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2816 for non-saturating fixed-point types.
2817 (reassociate_bb): Likewise.
2818 * emit-rtl.c (fixed-value.h): New include.
2819 (fconst0, fconst1): New array.
2820 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2821 * tree-vect-generic.c expand_vector_operation): Support
2822 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2824 (type_for_widest_vector_mode): Add one parameter for the
2826 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2828 Pass the satp parameter to type_for_mode for fixed-point types.
2829 (expand_vector_operations_1): Pass the saturating flag to
2830 type_for_widest_vector_mode.
2831 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2832 and MODE_VECTOR_UACCUM.
2833 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2834 (vectorizable_condition): Likewise.
2835 * tree.c (fixed-value.h): New include.
2836 (tree_code_size): Support FIXED_CST.
2837 (build_fixed): New function.
2838 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2839 (fixed_zerop): New function.
2840 (tree_node_structure): Support FIXED_CST.
2841 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2842 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2843 (type_hash_eq): Handle FIXED_POINT_TYPE.
2844 (simple_cst_equal): Support FIXED_CST.
2845 (iterative_hash_expr): Handle FIXED_CST.
2846 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2847 (get_narrower): Likewise.
2848 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2849 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2850 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2851 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2853 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2854 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2855 (initializer_zerop): Support FIXED_CST.
2856 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2857 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2858 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2859 (is_base_type): Handle FIXED_POINT_TYPE.
2860 (add_type_attribute): Handle FIXED_POINT_TYPE.
2861 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2862 * print-tree.c (fixed-value.h): New include.
2863 (print_node_brief): Support FIXED_CST.
2864 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2865 * c-pretty-print.c (fixed-value.h): New include.
2866 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2867 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2868 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2869 Support fixed-point types for inner items in VECTOR_TYPE.
2870 (pp_c_direct_declarator): Likewise.
2871 (pp_c_declarator): Likewise.
2872 (pp_c_fixed_constant): New function.
2873 (pp_c_constant): Handle FIXED_CST.
2874 (pp_c_primary_expression): Likewise.
2875 (pp_c_expression): Likewise.
2876 * fold-const.c (fixed-value.h): New include.
2877 (negate_expr_p): Return true for FIXED_CST.
2878 (fold_negate_expr): Support FIXED_CST.
2879 (split_tree): Support FIXED_CST.
2880 (const_binop): Support FIXED_CST.
2881 (fold_convert_const_int_from_fixed): New function to convert from
2883 (fold_convert_const_real_from_fixed): New function to convert from
2885 (fold_convert_const_fixed_from_fixed): New function to convert from
2886 fixed to another fixed.
2887 (fold_convert_const_fixed_from_int): New function to convert from
2889 (fold_convert_const_fixed_from_real): New function to convert from
2891 (fold_convert_const): Support conversions from fixed to int, from
2892 fixed to real, from fixed to fixed, from int to fixed, and from real
2894 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2895 (operand_equal_p): Support FIXED_CST.
2896 (make_range): For fixed-point modes, we need to pass the
2897 saturating flag as the 2nd parameter.
2898 (tree_swap_operands_p): Handle FIXED_CST.
2899 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2901 (fold_unary): Support FIXED_CONVERT_EXPR.
2902 (fold_binary): Handle FIXED_CST.
2903 Make sure the type is not saturating, before associating operations.
2904 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2905 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2906 (fold_negate_const): Support FIXED_CST.
2907 (fold_relational_const): Support FIXED_CST.
2908 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2909 (gimplify_expr): Handle FIXED_CST.
2910 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2911 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2912 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2913 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2914 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2915 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2916 LONG_LONG_ACCUM_TYPE_SIZE.
2917 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2918 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2919 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2920 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2921 MODE_ACCUM, and MODE_UACCUM.
2922 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2923 fixed-point types to disable reduction.
2924 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2926 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2928 * config/rs6000/x-rs6000: New file.
2929 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2930 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2931 (EXTRA_SPEC_FUNCTIONS): Define.
2932 (HAVE_LOCAL_CPU_DETECT): Define.
2933 (CC1_CPU_SPEC): Define.
2934 * config/rs6000/driver-rs6000.c: New file.
2935 * config/rs6000/aix.h (CC1_SPEC): Define.
2936 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2937 * config.host: Add x-rs6000 to host_xmake_file if host and target
2938 are rs6000 or powerpc.
2940 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2942 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2944 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2945 Sandra Loosemore <sandra@codesourcery.com>
2946 Chao-ying Fu <fu@mips.com>
2947 Nigel Stephens <nigel@mips.com>
2948 David Ung <davidu@mips.com>
2950 * doc/invoke.texi (-mcode-readable): Document.
2951 * config/mips/mips.opt (mcode-readable): New option.
2952 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2953 * config/mips/mips.h (mips_code_readable_setting): New enum.
2954 (mips_code_readable): Declare.
2955 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2956 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2957 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2958 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2959 boiler-plate comments.
2960 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2961 * config/mips/mips.c (mips_code_readable): New variable.
2962 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2963 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2964 context and -mcode-readable setting to restrict the use of
2965 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2966 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2967 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2968 (mips_blocks_for_constant_p): Only return false for
2969 TARGET_MIPS16_PCREL_LOADS.
2970 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2971 for MIPS16. Handle SYMBOL_32_HIGH.
2972 (mips_const_insns): Allow HIGHs for MIPS16 too.
2973 (mips_unspec_address_offset): New function, split out from...
2974 (mips_unspec_address): ...here.
2975 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2976 16-bit symbolic constants. Assert approropiate conditions for
2977 using the "la" and "dla" macros.
2978 (mips_handle_option): Handle -mcode-readable=.
2979 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2980 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2981 (mips_strip_unspec_address): New function, split out from...
2982 (print_operand_reloc): ...here.
2983 (print_operand): Pass constants through mips_strip_unspec_address.
2984 (print_operand_address): Likewise.
2985 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2986 (mips_select_rtx_section): Remove MIPS16 handling.
2987 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2988 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2989 (mips16_lay_out_constants): Do nothing unless
2990 TARGET_MIPS16_PCREL_LOADS.
2991 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2992 * config/mips/mips.md: Split HIGHs for MIPS16.
2993 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2995 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2997 * config/mips/mips-protos.h (mips_emit_move): Declare.
2998 * config/mips/mips.c (mips_emit_move): New function.
2999 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
3000 (mips_legitimize_const_move): Likewise.
3001 (mips_legitimize_move): Likewise.
3002 (mips_split_64bit_move): Likewise.
3003 (mips_restore_gp): Likewise.
3004 (mips_load_call_address): Likewise.
3005 (mips_emit_fcc_reload): Likewise.
3006 (mips_set_return_address): Likewise.
3007 (mips_block_move_straight): Likewise.
3008 (mips_block_move_loop): Likewise.
3009 (mips_setup_incoming_varargs): Likewise.
3010 (mips_save_reg): Likewise.
3011 (mips_expand_prologue): Likewise.
3012 (mips_restore_reg): Likewise.
3013 (mips_expand_epilogue): Likewise.
3014 (mips_output_mi_thunk): Likewise.
3015 (build_mips16_call_stub): Likewise.
3016 (mips_builtin_branch_and_move): Likewise.
3017 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
3018 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3019 (fixuns_truncdfdi2): Likewise.
3020 (fixuns_truncsfsi2): Likewise.
3021 (fixuns_truncsfdi2): Likewise.
3022 (loadgp_absolute): Likewise.
3023 (builtin_setjmp_setup): Likewise.
3024 (builtin_longjmp): Likewise.
3025 (untyped_call): Likewise.
3027 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3029 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
3030 an "rtx *" argument. Return a bool.
3031 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
3032 values and return true if they can be split. Take the same kind of
3033 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
3034 and store the lo_sum there if nonnull. Use the symbol type to
3035 determine whether a $gp or HIGH is needed.
3036 (mips_legitimize_address): Update call to mips_split_symbol and
3037 simplify accordingly.
3038 (mips_legitimize_const_move): Likewise.
3039 * config/mips/mips.md: In the combine define_split,
3040 check mips_split_symbol instead of splittable_symbolic_operand.
3041 Update use of mips_split_symbol in the generator code.
3042 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
3044 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3046 * config/mips/mips.c (mips_symbolic_address_p): Delete.
3047 (mips_symbol_insns_1): New function, split out from...
3048 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
3049 and stores separately from load addresses.
3050 (mips_classify_address): Replace uses of mips_symbolic_address_p
3051 with uses of mips_symbol_insns.
3052 (mips_address_insns): Update calls to mips_symbol_insns.
3053 (mips_const_insns): Likewise.
3054 (mips_legitimize_address): Likewise.
3056 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3058 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
3059 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
3060 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
3061 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
3062 non-call contexts if TARGET_MIPS16.
3063 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
3064 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
3065 code for SYMBOL_ABSOLUTE.
3066 (mips_symbol_insns): Likewise.
3068 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3070 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
3071 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
3072 (mips_symbolic_constant_p): Likewise. Update the call to
3073 mips_classify_symbol.
3074 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
3075 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
3076 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
3077 (print_operand_reloc): Add a context argument. Update the call to
3078 mips_symbolic_constant_p.
3079 (print_operand): Update the calls to print_operand_reloc.
3080 (print_operand_address): Use print_operand_reloc rather than
3082 (mips_rewrite_small_data_p): Add a context argument. Update the call
3083 to mips_symbolic_constant_p.
3084 (mips_small_data_pattern_1): Make DATA the containing mem.
3085 Update the call to mips_rewrite_small_data_p.
3086 (mips_rewrite_small_data_1): Likewise.
3087 (mips_use_anchors_for_symbol_p): Update the call to
3088 mips_symbolic_constant_p.
3089 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3090 (splittable_symbolic_operand): Likewise.
3091 (move_operand): Likewise.
3092 (absolute_symbolic_operand): Likewise.
3093 (got_disp_operand): Likewise.
3094 (got_page_ofst_operand): Likewise.
3096 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3098 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
3099 (SYMBOL_ABSOLUTE): ...this.
3100 (SYMBOL_SMALL_DATA): Rename to...
3101 (SYMBOL_GP_RELATIVE): ...this.
3102 (SYMBOL_CONSTANT_POOL): Rename to...
3103 (SYMBOL_PC_RELATIVE): ...this.
3104 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3105 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3106 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3107 after above changes.
3108 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3109 (general_symbolic_operand): Rename to...
3110 (absolute_symbolic_operand): ...this.
3111 * config/mips/mips.md: Update after above changes.
3113 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3114 Revital Eres <eres@il.ibm.com>
3116 * ddg.c (print_ddg): Add dump information.
3117 * modulo-sched.c (print_node_sched_params): Add parameter and
3119 (calculate_maxii): Remove function.
3120 (undo_generate_reg_moves): Likewise.
3121 (undo_permute_partial_schedule): Likewise.
3122 (kernel_number_of_cycles): Likewise.
3123 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3124 (sms_schedule): Use it. Remove profitability checks.
3125 (sms_schedule_by_order): Fix order of nodes within the cycle.
3127 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3129 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3130 -profile option, add pie support.
3131 (ENDFILE_SPEC): New spec.
3132 * config/gnu.h (LIB_SPEC): Add -profile option.
3134 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3136 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3137 * config/gnu.h (LIB_SPEC): Likewise.
3139 2007-08-07 Yaz Saito <saito@google.com>
3140 Ian Lance Taylor <iant@google.com>
3142 * common.opt (finstrument-functions-exclude-function-list): New
3144 (finstrument-functions-exclude-file-list): New option.
3145 * opts.c (char_p): Define and DEF_VEC.
3146 (flag_instrument_functions_exclude_functions): New static
3148 (flag_instrument_functions_exclude_files): New static variable.
3149 (add_instrument_functions_exclude_list): New static function.
3150 (flag_instrument_functions_exclude_p): New function.
3151 (common_handle_option): Handle new options.
3152 * flags.h (flag_instrument_functions_exclude_p): Declare.
3153 * gimplify.c (gimplify_function_tree): Call
3154 flag_instrument_functions_exclude_p.
3155 * doc/invoke.texi (Option Summary): Mention new options.
3156 (Code Gen Options): Document new options.
3158 2007-08-07 Ian Lance Taylor <iant@google.com>
3160 PR rtl-optimization/32776
3161 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3162 (resolve_use): Likewise.
3163 (decompose_multiword_subregs): Remove "changed" local variable.
3165 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3167 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3168 * configure: Regenerate.
3169 * config.in: Regenerate.
3170 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3173 2007-08-07 Ian Lance Taylor <iant@google.com>
3175 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3176 note, just delete the insn.
3178 2007-08-07 Andreas Schwab <schwab@suse.de>
3181 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3184 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3186 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3187 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3188 (decompose_multiword_subregs): Use the functions above to decompose
3189 multiword shifts and zero-extends.
3191 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3193 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3194 "assemble" descriptions which were swapped.
3196 2007-08-06 Chao-ying Fu <fu@mips.com>
3198 * fixed-value.h: New file.
3199 * fixed-value.c: New file.
3200 * Makefile.in (OBJS-common): Add fixed-value.o.
3201 (fixed-value.o): New rule.
3202 (GTFILES): Add fixed-value.h.
3203 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3204 to compare a.low and b.low.
3205 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3207 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3208 Daniel Jacobowitz <dan@codesourcery.com>
3211 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3213 (x86_64-*-netbsd*): Likewise.
3214 (x86_64-*-linux*): Likewise.
3215 (x86_64-*-kfreebsd*-gnu): Likewise.
3216 (x86_64-*-knetbsd*-gnu): Likewise.
3217 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3219 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3221 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3222 Add -fno-asynchronous-unwind-tables.
3224 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3225 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3226 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3227 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3228 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3230 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3232 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3233 (TARGET_C_MODE_FOR_SUFFIX): New.
3235 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3237 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3239 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3241 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3243 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3245 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3246 before checking function returns in conditional expressions.
3248 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3251 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3253 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3256 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3257 for INTEGRAL_TYPE_P.
3259 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3261 * configure.ac: Remove --enable-checking=df from default settings.
3262 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3263 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3264 if the parameter is true.
3265 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3266 DF_VERIFY_SCHEDULED flag is true.
3267 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3268 (df_finish_pass): Adjust prototype.
3269 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3272 * see.c (pass_see): Add TODO_df_verify.
3273 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3274 * global.c (rest_of_handle_global_alloc): Schedule verification
3276 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3278 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3279 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3280 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3282 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3283 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3284 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3286 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3287 Revital Eres <eres@il.ibm.com>
3289 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3291 * ddg.c (create_ddg_dependence): Rename to...
3292 (create_ddg_dep_from_intra_loop_link): This. Do not check
3293 for interloop edges. Do not create anti dependence edge when
3294 a true dependence edge exists in the opposite direction and
3295 -fmodulo-sched-allow-regmoves is set.
3296 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3297 (add_cross_iteration_register_deps): Create anti dependence edge
3298 when -fno-modulo-sched-allow-regmoves is set.
3299 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3301 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3303 * config/arm/arm.md (movsi): Add braces.
3305 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3308 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3309 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3312 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3314 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3315 state accessor functions.
3316 * cfgloopmanip.c (remove_path, create_preheaders,
3317 force_single_succ_latches, fix_loop_structure): Ditto.
3318 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3319 tree_duplicate_loop_to_header_edge): Ditto.
3320 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3321 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3323 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3324 cleanup_tree_cfg): Ditto.
3325 * tree-cfg.c (tree_merge_blocks): Ditto.
3326 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3327 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3328 loop_preheader_edge, single_exit): Ditto.
3329 (flow_loops_find): Do not clear loops->state.
3330 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3331 loops_state_clear): New functions.
3333 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3336 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3337 when adding to the base and convert ELT to sizetype instead of type.
3339 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3342 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3343 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3345 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3348 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3349 correct type the negate expression.
3351 2007-08-03 Jan Hubicka <jh@suse.cz>
3353 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3356 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3358 * config/rs6000/rs6000.c (struct processor_cost): Change
3359 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3360 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3362 (rios1_costs, rios2_cost): Correct cache line size.
3363 (rs6000_override_options): Set l2-cache-size parameter.
3365 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3366 Diego Novillo <dnovillo@google.com>
3369 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3370 if the range includes 0.
3372 2007-08-03 Ben Elliston <bje@au.ibm.com>
3374 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3375 mode to unspec expressions to silence a warning from the generator
3378 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3380 * config/ia64/constraints.md ("U"): Make constraint vector only.
3382 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3385 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3386 always_inline attribute on the function decl.
3388 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3391 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3392 if we are compiling with -fPIC.
3394 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3395 Nigel Stephens <nigel@mips.com>
3397 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3398 Define for MIPS32 and MIPS64.
3400 2007-08-02 Nick Clifton <nickc@redhat.com>
3402 * config/host-hpux.c: Change copyright header to refer to version
3403 3 of the GNU General Public License and to point readers at the
3404 COPYING3 file and the FSF's license web page.
3405 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3406 config/alpha/linux.h, config/alpha/alpha.opt,
3407 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3408 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3409 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3410 config/alpha/alpha.h, config/alpha/sync.md,
3411 config/alpha/openbsd.h, config/alpha/alpha.md,
3412 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3413 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3414 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3415 config/alpha/constraints.md, config/alpha/osf.h,
3416 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3417 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3418 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3419 config/frv/frv-asm.h, config/frv/frv-protos.h,
3420 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3421 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3422 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3423 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3424 config/s390/s390.opt, config/s390/s390-modes.def,
3425 config/s390/fixdfdi.h, config/s390/constraints.md,
3426 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3427 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3428 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3429 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3430 config/m32c/prologue.md, config/m32c/m32c.abi,
3431 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3432 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3433 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3434 config/m32c/jump.md, config/m32c/shift.md,
3435 config/m32c/m32c-protos.h, config/libgloss.h,
3436 config/spu/spu-protos.h, config/spu/predicates.md,
3437 config/spu/spu-builtins.h, config/spu/spu.c,
3438 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3439 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3440 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3441 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3442 config/sparc/hypersparc.md, config/sparc/predicates.md,
3443 config/sparc/linux.h, config/sparc/sp64-elf.h,
3444 config/sparc/supersparc.md, config/sparc/cypress.md,
3445 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3446 config/sparc/niagara.md, config/sparc/sparc.md,
3447 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3448 config/sparc/sparc.opt, config/sparc/sync.md,
3449 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3450 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3451 config/sparc/sparc.c, config/sparc/little-endian.opt,
3452 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3453 config/sparc/linux64.h, config/sparc/freebsd.h,
3454 config/sparc/sol2.h, config/sparc/rtemself.h,
3455 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3456 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3457 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3458 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3459 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3460 config/m32r/linux.h, config/m32r/constraints.md,
3461 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3462 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3463 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3464 config/i386/i386.md, config/i386/netware-crt0.c,
3465 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3466 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3467 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3468 config/i386/sol2.h, config/i386/constraints.md,
3469 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3470 config/i386/predicates.md, config/i386/geode.md,
3471 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3472 config/i386/freebsd64.h, config/i386/vxworksae.h,
3473 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3474 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3475 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3476 config/i386/netware.h, config/i386/i386-modes.def,
3477 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3478 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3479 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3480 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3481 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3482 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3483 config/i386/xm-mingw32.h, config/i386/linux64.h,
3484 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3485 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3486 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3487 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3488 config/i386/cygwin2.c, config/i386/i386-protos.h,
3489 config/i386/sync.md, config/i386/openbsd.h,
3490 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3491 config/i386/nto.h, config/i386/biarch64.h,
3492 config/i386/i386-coff.h, config/i386/freebsd.h,
3493 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3494 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3495 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3496 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3497 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3498 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3499 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3500 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3501 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3502 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3503 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3504 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3505 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3506 config/sh/superh64.h, config/sh/rtemself.h,
3507 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3508 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3509 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3510 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3511 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3512 config/avr/predicates.md, config/avr/constraints.md,
3513 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3514 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3515 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3516 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3517 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3518 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3519 config/c4x/predicates.md, config/c4x/c4x.h,
3520 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3521 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3522 config/xtensa/linux.h, config/xtensa/xtensa.h,
3523 config/xtensa/elf.h, config/xtensa/xtensa.md,
3524 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3525 config/xtensa/xtensa-protos.h, config/dbx.h,
3526 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3527 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3528 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3529 config/host-solaris.c, config/fr30/fr30.h,
3530 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3531 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3532 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3533 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3534 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3535 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3536 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3537 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3538 config/cris/predicates.md, config/cris/linux.h,
3539 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3540 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3541 config/cris/aout.opt, config/cris/cris-protos.h,
3542 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3543 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3544 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3545 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3546 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3547 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3548 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3549 config/chorus.h, config/mn10300/mn10300.c,
3550 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3551 config/mn10300/mn10300.h, config/mn10300/linux.h,
3552 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3553 config/mn10300/mn10300.md, config/ia64/predicates.md,
3554 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3555 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3556 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3557 config/ia64/freebsd.h, config/ia64/ia64.md,
3558 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3559 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3560 config/gofast.h, config/rtems.h, config/sol2-10.h,
3561 config/m68k/predicates.md, config/m68k/m68k.md,
3562 config/m68k/linux.h, config/m68k/m68k-modes.def,
3563 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3564 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3565 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3566 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3567 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3568 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3569 config/m68k/constraints.md, config/m68k/rtemself.h,
3570 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3571 config/m68k/uclinux.h, config/rs6000/power4.md,
3572 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3573 config/rs6000/linux.h, config/rs6000/eabi.h,
3574 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3575 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3576 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3577 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3578 config/rs6000/windiss.h, config/rs6000/603.md,
3579 config/rs6000/aix41.h, config/rs6000/cell.md,
3580 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3581 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3582 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3583 config/rs6000/default64.h, config/rs6000/7xx.md,
3584 config/rs6000/darwin.opt, config/rs6000/spe.md,
3585 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3586 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3587 config/rs6000/7450.md, config/rs6000/linux64.h,
3588 config/rs6000/constraints.md, config/rs6000/440.md,
3589 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3590 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3591 config/rs6000/rs6000.h, config/rs6000/power6.md,
3592 config/rs6000/predicates.md, config/rs6000/altivec.md,
3593 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3594 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3595 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3596 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3597 config/rs6000/linux64.opt, config/rs6000/sync.md,
3598 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3599 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3600 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3601 config/rs6000/eabispe.h, config/rs6000/e500.h,
3602 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3603 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3604 config/rs6000/aix.h, config/rs6000/vxworks.h,
3605 config/rs6000/40x.md, config/rs6000/aix51.h,
3606 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3607 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3608 config/arc/arc.h, config/mcore/mcore-elf.h,
3609 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3610 config/mcore/mcore.md, config/mcore/mcore.c,
3611 config/mcore/mcore.opt, config/mcore/mcore.h,
3612 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3613 config/score/predicates.md, config/score/score-version.h,
3614 config/score/score-protos.h, config/score/misc.md,
3615 config/score/elf.h, config/score/score.c, config/score/mac.md,
3616 config/score/score7.md, config/score/score.h,
3617 config/score/score-conv.h, config/score/score-mdaux.c,
3618 config/score/score.md, config/score/score.opt,
3619 config/score/score-modes.def, config/score/score-mdaux.h,
3620 config/score/mul-div.S, config/arm/uclinux-elf.h,
3621 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3622 config/arm/symbian.h, config/arm/linux-elf.h,
3623 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3624 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3625 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3626 config/arm/strongarm-pe.h, config/arm/arm.h,
3627 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3628 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3629 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3630 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3631 config/arm/arm-cores.def, config/arm/arm-protos.h,
3632 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3633 config/arm/wince-pe.h, config/arm/neon.md,
3634 config/arm/constraints.md, config/arm/neon.ml,
3635 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3636 config/arm/arm.opt, config/arm/arm926ejs.md,
3637 config/arm/predicates.md, config/arm/iwmmxt.md,
3638 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3639 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3640 config/arm/neon-testgen.ml, config/arm/arm.md,
3641 config/arm/xscale-coff.h, config/arm/pe.c,
3642 config/arm/arm-generic.md, config/arm/pe.h,
3643 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3644 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3645 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3646 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3647 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3648 config/pa/predicates.md, config/pa/pa64-hpux.h,
3649 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3650 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3651 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3652 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3653 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3654 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3655 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3656 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3657 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3658 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3659 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3660 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3661 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3662 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3663 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3664 config/mips/linux64.h, config/mips/elforion.h,
3665 config/mips/constraints.md, config/mips/generic.md,
3666 config/mips/predicates.md, config/mips/4300.md,
3667 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3668 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3669 config/mips/5k.md, config/mips/vr4120-div.S,
3670 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3671 config/mips/mips-protos.h, config/mips/6000.md,
3672 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3673 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3674 config/mips/mips-modes.def, config/mips/vr.h,
3675 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3676 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3677 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3678 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3679 config/vax/openbsd1.h, config/vax/netbsd.h,
3680 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3681 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3682 config/h8300/rtems.h, config/h8300/predicates.md,
3683 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3684 config/h8300/h8300.md, config/h8300/h8300.opt,
3685 config/h8300/coff.h, config/h8300/h8300-protos.h,
3686 config/v850/v850.md, config/v850/predicates.md,
3687 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3688 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3689 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3690 config/mmix/mmix.h, config/mmix/predicates.md,
3691 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3692 config/mmix/mmix.c, config/mmix/mmix.opt,
3693 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3694 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3695 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3696 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3699 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3701 * emit-rtl.c (reset_used_decls): Rename to...
3702 (set_used_decls): ...this. Set the used flag rather than clearing it.
3703 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3704 DECL_RTLs rather than resetting them.
3706 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3708 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3710 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3712 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3713 argument to find_reloads_address.
3715 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3717 PR tree-optimization/32919
3718 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3719 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3720 (coalesce_ssa_name): Call it.
3722 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3723 David Ung <davidu@mips.com>
3725 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3726 (__mips16_unorddf2, __mips16_floatunsidf): New.
3727 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3729 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3731 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3733 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3734 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3735 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3736 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3737 * omp-low.c (get_ws_args_for, determine_parallel_type,
3738 expand_omp_for_generic, expand_omp_for_static_nochunk,
3739 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3740 Work with more precise CFG.
3741 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3742 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3744 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3745 * gimple-low.c (lower_stmt): Ditto.
3746 * tree-inline.c (estimate_num_insns_1): Ditto.
3747 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3748 (OMP_SECTIONS_SWITCH): New.
3749 * tree-cfgcleanup.c (cleanup_omp_return): New.
3750 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3751 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3752 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3753 (tree_redirect_edge_and_branch): Handle omp constructs.
3755 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3756 with three arguments.
3758 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3760 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3763 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3765 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3766 the loop structures may need fixing.
3767 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3769 (cleanup_tree_cfg_loop): Removed.
3770 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3771 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3772 instead of running cleanup_tree_cfg_loop.
3773 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3774 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3775 (tree_predictive_commoning): Declaration changed.
3776 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3778 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3780 * doc/invoke.texi (l1-cache-size): Update documentation.
3781 (l2-cache-size): Document.
3782 * params.h (L2_CACHE_SIZE): New macro.
3783 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3784 that L1_CACHE_SIZE is in kB now.
3785 (L2_CACHE_SIZE_BYTES): New macro.
3786 (tree_ssa_prefetch_arrays): Show size in kB.
3787 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3788 and l2_cache_size fields.
3789 * config/i386/driver-i386.c (describe_cache): Detect cache size
3791 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3792 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3793 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3794 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3795 (override_options): Set l1-cache-size and l2-cache-size to default
3796 values if not specified otherwise.
3797 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3798 (PARAM_L2_CACHE_SIZE): New.
3800 2007-08-01 Nigel Stephens <nigel@mips.com>
3801 David Ung <davidu@mips.com>
3802 Thiemo Seufer <ths@mips.com>
3803 Chris Dearman <chris@mips.com>
3804 Richard Sandiford <richard@codesourcery.com>
3806 * config.gcc (mips*-sde-elf*): New stanza.
3807 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3808 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3809 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3810 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3811 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3812 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3814 * config/mips/sde.h: New file.
3815 * config/mips/t-libgcc-mips16: Likewise.
3816 * config/mips/t-sde: Likewise.
3817 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3818 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3819 _MIPS_FPSET and _MIPS_SZINT.
3820 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3821 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3822 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3823 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3824 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3825 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3826 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3827 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3828 _MIPS_SZPTR and _MIPS_FPSET.
3829 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3830 architecture is specified.
3831 (MIPS_32BIT_OPTION_SPEC): New macro.
3833 2007-07-31 Dan Hipschman <dsh@google.com>
3835 * gcc.c (end_going_arg): New function.
3836 (do_spec_2): Use it.
3837 (do_spec_1): Use it.
3839 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3841 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3842 only if ENABLE_CHECKING is defined.
3844 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3846 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3847 df_ru_add_problem, df_ru_get_bb_info): Removed.
3848 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3849 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3850 df_ru_free_bb_info, df_ru_alloc,
3851 df_ru_bb_local_compute_process_def,
3852 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3853 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3854 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3855 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3856 df_ru_add_problem): Removed.
3858 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3861 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3862 (casesi32p, casesi64p): Likewise.
3863 (casesi): Adjust for above.
3865 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3867 * mode-switching.c (create_pre_exit): Don't search past calls.
3869 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3871 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3873 2007-07-31 Revital Eres <eres@il.ibm.com>
3875 * ddg.c (add_deps_for_def): Rename to...
3876 (add_cross_iteration_register_deps): This. Change implementation
3877 to use only reaching def and def-use chains to construct the
3878 inter loop dependencies.
3879 (add_deps_for_use): Remove function.
3880 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3881 function to build the inter loop dependencies.
3882 * modulo-sched.c (sms_schedule): Build only
3883 reaching def and def-use chains for the propose of the ddg
3886 2007-07-31 Julian Brown <julian@codesourcery.com>
3888 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3889 New define_insns. Use correct RTL.
3890 (vec_set<mode>): Write as expander.
3892 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3894 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3895 to an unallocated space.
3897 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3900 (split_constant_offset): Enable split_constant_offset to extract
3901 constants from other statements.
3902 * tree-vect-transform.c
3903 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3904 to a temp var. Force base_offset to be simple.
3906 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3908 * df-scan.c (df_scan_verify): Remove artificial limit on
3909 the number of blocks for verification.
3910 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3911 df_simulate_defs): Avoid unnecessary insn checking for defs.
3913 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3915 * config/m68k/lb1sf68.asm (FUNC): New macro.
3917 (__udivsi3): Likewise.
3918 (__divsi3): Likewise.
3919 (__umodsi3): Likewise.
3920 (__modsi3): Likewise.
3921 (__subdf3): Likewise.
3922 (__adddf3): Likewise.
3923 (__muldf3): Likewise.
3924 (__divdf3): Likewise.
3925 (__negdf2): Likewise.
3926 (__cmpdf2): Likewise.
3927 (__subsf3): Likewise.
3928 (__addsf3): Likewise.
3929 (__mulsf3): Likewise.
3930 (__divsf3): Likewise.
3931 (__negsf2): Likewise.
3932 (__cmpsf2): Likewise.
3933 (__eqdf2): Likewise.
3934 (__nedf2): Likewise.
3935 (__gtdf2): Likewise.
3936 (__gedf2): Likewise.
3937 (__ltdf2): Likewise.
3938 (__ledf2): Likewise.
3939 (__eqsf2): Likewise.
3940 (__nesf2): Likewise.
3941 (__gtsf2): Likewise.
3942 (__gesf2): Likewise.
3943 (__ltsf2): Likewise.
3944 (__lesf2): Likewise.
3946 2007-07-30 Ollie Wild <aaw@google.com>
3948 * c-ppoutput.c (print_lines_directives_only): New function.
3949 (scan_translation_unit_directives_only): New function.
3950 (preprocess_file): Add call to scan_translation_unit_directives_only.
3951 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3952 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3953 -fdirectives-only. Add errors for -fdirectives-only conflict with
3954 -Wunused-macros and -traditional.
3955 (finish_options): Add builtin macro initialization for
3956 -fdirectives-only + -fpreprocessed.
3957 * c.opt (fdirectives-only): New.
3958 * doc/cppopts.texi (fdirectives-only): New.
3960 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3962 * alias.c (record_set, memory_modified_1): Constify.
3963 * bt-load.c (note_btr_set): Likewise.
3964 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3965 * combine.c (set_nonzero_bits_and_sign_copies,
3966 expand_field_assignment, record_dead_and_set_regs_1,
3967 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3968 likely_spilled_retval_1): Likewise.
3969 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3970 frv_io_handle_set): Likewise.
3971 * config/mips/mips.c (mips_sim_record_set,
3972 vr4130_true_reg_dependence_p_1): Likewise.
3973 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3974 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3975 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3976 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3977 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3978 * ddg.c (mark_mem_store): Likewise.
3979 * df-problems.c (df_urec_mark_reg_change): Likewise.
3980 * function.c (update_epilogue_consts): Likewise.
3981 * gcse.c (record_set_info, record_last_set_info,
3982 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3983 reg_clear_last_set): Likewise.
3984 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3986 * jump.c (reversed_comparison_code_parts): Likewise.
3987 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3988 reg_is_set): Likewise.
3989 * loop-iv.c (mark_altered): Likewise.
3990 * mode-switching.c (reg_becomes_live): Likewise.
3991 * optabs.c (no_conflict_move_test): Likewise.
3992 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3994 * postreload.c (reload_combine_note_store, move2add_note_store):
3996 * regmove.c (flags_set_1): Likewise.
3997 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3999 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
4001 * resource.c (update_live_status): Likewise.
4002 * rtl.h (set_of, note_stores): Likewise.
4003 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
4004 note_stores, parms_set): Likewise.
4005 * sched-rgn.c (sets_likely_spilled_1): Likewise.
4006 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
4008 * var-tracking.c (count_stores, add_stores): Likewise.
4010 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4012 * alias.c (mems_in_disjoint_alias_sets_p,
4013 fixed_scalar_and_varying_struct_p, aliases_everything_p,
4014 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
4015 write_dependence_p, mems_in_disjoint_alias_sets_p,
4016 read_dependence, true_dependence, canon_true_dependence,
4017 anti_dependence, output_dependence): Constify.
4018 * combine.c (extended_count): Likewise.
4019 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
4020 * cselib.c (get_value_hash, references_value_p,
4021 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
4022 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
4023 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
4024 * function.c (contains, prologue_epilogue_contains,
4025 sibcall_epilogue_contains): Likewise.
4026 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
4027 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
4028 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
4029 reg_or_subregno): Likewise.
4030 * recog.c (asm_noperands): Likewise.
4031 * reload1.c (function_invariant_p): Likewise.
4032 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
4033 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
4034 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
4035 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
4036 true_regnum, reg_or_subregno, condjump_in_parallel_p,
4037 extended_count, prologue_epilogue_contains,
4038 sibcall_epilogue_contains, function_invariant_p, true_dependence,
4039 canon_true_dependence, read_dependence, anti_dependence,
4040 output_dependence): Likewise.
4041 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
4043 2007-07-30 Julian Brown <julian@codesourcery.com>
4045 * config/arm/neon.md (V_ext): New mode attribute.
4046 (neon_vget_lane<mode>): Replace with define_expand.
4047 (neon_vget_lane<mode>_sext_internal)
4048 (neon_vget_lane<mode>_zext_internal): New define_insns for double
4049 and quad precision vectors.
4050 (neon_vget_lanedi): Add bounds check. Remove dead comment.
4051 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
4052 have typeless 32-bit result.
4054 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4057 * tree-affine.h (aff_tree): The type of rest is sizetype for types
4059 * tree-affine.c (aff_combination_scale): If type is a pointer type,
4060 use sizetype for rest.
4061 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
4062 (aff_combination_convert): Don't convert rest for pointer types.
4064 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4066 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
4068 * tree-ssa-alias.c: Add alloc-pool.h.
4069 (init_alias_info): Free alias_bitmap_obstack.
4070 (delete_alias_info): Call delete_mem_ref_stats.
4071 (get_mem_sym_stats_for): Use alloc_pool.
4072 (init_mem_ref_stats): Do not delete mem_ref_stats here.
4073 (delete_mem_sym_stats): Removed.
4075 2007-07-29 Sebastian Pop <sebpop@gmail.com>
4077 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
4078 functions cannot be represented as classical distance vectors.
4080 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4082 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
4083 * builtins.c (validate_arg, builtin_mathfn_code,
4084 validate_arglist): Likewise.
4085 * calls.c (call_expr_flags): Likewise.
4086 * combine.c (reg_nonzero_bits_for_combine,
4087 reg_num_sign_bit_copies_for_combine, get_last_value,
4088 reg_truncated_to_mode): Likewise.
4089 * emit-rtl.c (subreg_lowpart_p): Likewise.
4090 * expr.c (highest_pow2_factor_for_target,
4091 categorize_ctor_elements_1, categorize_ctor_elements,
4092 count_type_elements, contains_packed_reference,
4093 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
4094 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
4095 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
4096 native_encode_int, native_encode_real, native_encode_complex,
4097 native_encode_vector, native_encode_expr, native_interpret_int,
4098 native_interpret_real, native_interpret_complex,
4099 native_interpret_vector, native_interpret_expr): Likewise.
4100 * function.c (use_register_for_decl): Likewise.
4101 * gimplify.c (get_name): Likewise.
4102 * langhooks-def.h (lhd_return_null_const_tree): New.
4103 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4104 * langhooks.c (lhd_return_null_const_tree): New.
4105 * langhooks.h (lang_get_callee_fndecl): Constify.
4106 * output.h (constructor_static_from_elts_p): Likewise.
4107 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4108 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4109 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4110 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4111 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4112 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4113 * rtlhooks-def.h (reg_nonzero_bits_general,
4114 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4116 * rtlhooks.c (reg_num_sign_bit_copies_general,
4117 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4119 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4120 * stor-layout.c (mode_for_size_tree): Likewise.
4121 * tree-ssa-loop-im.c (memref_eq): Likewise.
4122 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4123 * tree.c (contains_placeholder_p, type_list_equal,
4124 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4126 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4127 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4128 contains_placeholder_p, contains_packed_reference,
4129 get_callee_fndecl, operand_equal_for_phi_arg_p,
4130 warn_if_unused_value, is_body_block, native_encode_expr,
4131 native_interpret_expr, fold_convertible_p, operand_equal_p,
4132 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4133 validate_arglist, simple_cst_equal, type_list_equal,
4134 use_register_for_decl, call_expr_flags, get_name,
4135 highest_pow2_factor): Likewise.
4136 (const_call_expr_arg_iterator_d,
4137 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4138 first_const_call_expr_arg, more_const_call_expr_args_p,
4139 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4140 * varasm.c (constructor_static_from_elts_p): Constify.
4142 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4144 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4145 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4146 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4147 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4148 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4149 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4150 spelling conventions.
4151 * doc/invoke.texi: Follow spelling conventions.
4153 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4154 Revital Eres <eres@il.ibm.com>
4156 * modulo-sched.c (sms_schedule): Avoid loops which includes
4157 auto-increment instructions.
4159 2007-07-28 Richard Guenther <rguenther@suse.de>
4162 * fold-const.c (fold_cond_expr_with_comparison): Convert
4163 operand zero of MIN/MAX_EXPR to correct type.
4165 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4167 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4168 flags_from_decl_or_type): Constify.
4169 * gcc.c (do_spec_1): Likewise.
4170 * print-tree.c (dump_addr, print_node_brief): Likewise.
4171 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4172 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4173 tree_purge_all_dead_eh_edges): Likewise.
4174 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4175 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4177 * tree.c (expr_location, expr_has_location, expr_locus,
4178 expr_filename, expr_lineno, get_inner_array_type,
4179 fields_compatible_p): Likewise.
4180 * tree.h (get_inner_array_type, fields_compatible_p,
4181 expr_location, expr_has_location, expr_locus, expr_filename,
4182 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4183 setjmp_call_p, alloca_call_p): Likewise.
4185 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4187 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4188 TV_FLOW_INSENSITIVE.
4190 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4192 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4193 (compute_flow_insensitive_aliasing): Ditto for
4194 TV_FLOW_INSENSITIVE.
4196 2007-07-27 Jan Hubicka <jh@suse.cz>
4198 * config/i386/i386.c (register_move_cost): Remove accidentally
4199 comitted #if 0 block.
4201 * attribs.c: Include hashtab.h
4202 (attribute_hash): New.
4203 (substring): New structure.
4204 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4206 (init_attributes): Initialize attribute hash.
4207 (decl_attributes): Use attribute hash.
4208 * Makefile.in (attribs.c): Depend on hashtab.h.
4210 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4212 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4214 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4216 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4217 __mips_dspr2 and __mips_dsp_rev macros.
4218 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4220 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4222 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4224 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4228 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4229 and the updating of the live and do_not_gen sets.
4230 (df_note_bb_compute): Added updating of live and do_not_gen sets
4231 for regular defs so that the case of clobber inside conditional
4232 call is processed correctly.
4234 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4236 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4237 operands with compatible type.
4239 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4241 * expr.h (store_bit_field): Don't return a value.
4242 * expmed.c (check_predicate_volatile_ok): New function.
4243 (store_bit_field_1): New function, extracted from store_bit_field.
4244 Take a fallback_p argument and return true if the operation succeeded.
4245 Only use store_fixed_bit_field if fallback_p. Don't recompute
4246 mode_for_extraction; use op_mode instead. Try forcing memories
4247 into registers if the insv expander fails.
4248 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4249 Don't return a value.
4250 (convert_extracted_bit_field): New function, extracted from
4252 (extract_bit_field_1): Likewise. Take a fallback_p argument
4253 and return NULL if the operation succeeded. Only use
4254 extract_fixed_bit_field if fallback_p. Only calculate one
4255 extraction mode. Combine code for extv and extzv. Try forcing
4256 memories into registers if the ext(z)v expander fails.
4257 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4259 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4261 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4263 (df_ref): Likewise. Put regno with other integer fields.
4265 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4267 * df.h (df_mw_hardreg): Remove "loc" field.
4268 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4270 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4271 split out from df_set_unused_notes_for_mw. Return false for
4272 partial references. Assert that mw_reg is a REG when returning true.
4273 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4274 (df_whole_mw_reg_dead_p): New function, split out from
4275 df_set_dead_notes_for_mw. Return false for partial references.
4276 Assert that mw_reg is a REG when returning true.
4277 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4278 Remove redundant bitmap check.
4280 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4282 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4283 ($(T)crtend.o): Likwise.
4284 ($(T)crtbeginS.o): Likwise.
4285 ($(T)crtendS.o): Likwise.
4286 ($(T)crtfastmath.o): Likwise.
4288 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4290 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4291 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4292 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4293 and x_n_bbs_in_dom_tree fields.
4295 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4297 PR tree-optimization/32087
4298 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4299 Do not call scale_bbs_frequencies_int with prob of zero.
4301 2007-07-26 Julian Brown <julian@codesourcery.com>
4303 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4304 (neon_element_bits): Add prototypes.
4305 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4306 (neon_const_bounds, neon_element_bits): New functions.
4307 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4308 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4309 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4310 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4311 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4312 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4313 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4314 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4315 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4316 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4317 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4318 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4319 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4321 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4323 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4324 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4326 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4327 Julian Brown <julian@codesourcery.com>
4329 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4330 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4331 * config/arm/cortex-a8.md: New.
4332 * config/arm/cortex-a8-neon.md: New.
4333 * config/arm/neon-schedgen.ml: New.
4334 * config/arm/neon.md (vqh_mnem): New.
4336 (Is_float_mode): New.
4337 (Scalar_mul_8_16): New.
4339 (V_mode_nunits): New.
4340 (All instruction patterns): Annotate with neon_type attribute
4342 * config/arm/arm.md: Include cortex-a8.md.
4343 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4345 Annotate instruction patterns accordingly.
4346 (generic_sched): Do not use generic scheduling for Cortex-A8.
4347 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4349 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4351 * fold-const.c (fold_read_from_constant_string): Use
4353 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4355 2007-07-26 Nick Clifton <nickc@redhat.com>
4357 * tree-ssa-operands.h: Change copyright header to refer to version
4358 3 of the GNU General Public License and to point readers at the
4359 COPYING3 file and the FSF's license web page.
4360 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4361 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4362 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4363 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4364 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4365 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4366 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4367 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4368 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4369 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4370 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4371 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4372 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4373 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4374 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4375 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4376 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4377 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4378 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4379 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4380 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4381 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4382 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4383 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4384 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4385 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4386 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4387 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4388 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4389 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4390 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4391 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4392 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4393 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4394 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4395 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4396 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4397 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4398 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4399 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4400 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4401 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4402 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4403 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4404 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4405 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4406 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4407 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4408 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4409 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4410 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4411 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4412 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4413 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4414 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4415 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4416 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4417 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4418 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4419 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4420 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4421 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4422 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4423 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4424 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4425 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4426 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4427 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4428 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4429 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4430 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4431 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4432 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4433 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4434 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4435 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4436 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4437 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4438 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4439 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4440 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4441 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4442 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4443 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4444 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4445 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4446 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4447 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4448 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4449 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4450 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4451 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4452 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4453 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4454 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4455 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4456 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4457 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4458 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4459 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4460 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4461 convert.c, convert.h, langhooks-def.h, reload1.c,
4462 tree-ssa-operands.c: Likewise.
4464 2007-07-26 Jan Hubicka <jh@suse.cz>
4466 * tree-ssa-live.c: Include debug.h and flags.h.
4467 (mark_scope_block_unused): New function.
4468 (remove_unused_scope_block_p): New function.
4469 (remove_unused_locals): Remove unused blocks too.
4471 2007-07-25 Ian Lance Taylor <iant@google.com>
4473 * combine.c (combine_max_regno): Remove. Remove all uses.
4474 (struct reg_stat_struct): Rename from struct reg_stat.
4475 (reg_stat_type): Define, and declare VECs.
4476 (reg_stat): Change from pointer to VEC. Change all uses.
4477 (combine_split_insns): New static function.
4478 (try_combine, find_split_point): Call it instead of split_insns.
4480 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4482 * cfghooks.c (split_block): Fix the information about loop latch.
4484 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4486 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4488 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4490 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4491 Scan the new edge for loop exit info.
4493 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4495 * config/darwin.c: Include debug.h.
4497 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4500 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4502 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4504 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4505 (HARD_REGNO_MODE_OK): Ditto.
4506 (MODES_TIEABLE_P): Ditto.
4507 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4508 (CLASS_MAX_NREGS): Ditto.
4509 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4510 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4511 (divdf3_internal_thr): Removed.
4512 * config/ia64/div.md: New file.
4513 * config/ia64/constraints.md: Add H constraint.
4515 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4517 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4518 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4519 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4520 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4521 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4522 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4523 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4524 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4525 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4526 dump_sbitmap_file, debug_sbitmap, popcount_table,
4527 sbitmap_popcount): Constify.
4528 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4529 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4530 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4531 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4532 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4533 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4534 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4535 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4536 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4537 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4538 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4540 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4542 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4543 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4544 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4545 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4546 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4547 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4548 bitmap_intersect_p, bitmap_intersect_compl_p,
4549 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4550 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4552 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4553 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4554 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4555 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4556 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4557 debug_bitmap, debug_bitmap_file, bitmap_print,
4558 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4559 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4561 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4563 * config/darwin.c (darwin_override_options): Additional fix for
4564 debug info formats that don't support var tracking.
4566 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4568 * cselib.c (entry_and_rtx_equal_p): Constify.
4569 * gengtype.c (output_mangled_typename, write_types, write_local):
4571 * gengtype.h (const_type_p): New.
4572 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4574 * tlink.c (scan_linker_output): De-constify.
4575 * tree-ssa-loop-im.c (memref_eq): Constify.
4576 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4577 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4579 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4581 * c-common.c (fname_as_string, c_type_hash): Constify.
4582 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4583 * cgraph.c (edge_hash, edge_eq): Likewise.
4584 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4585 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4586 reg_attrs_htab_eq): Likewise.
4587 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4589 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4590 const_decl_t, const_state_t, const_automata_list_el_t): New.
4591 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4592 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4593 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4594 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4595 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4596 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4597 compare_max_occ_cycle_nums, out_state_arcs_num,
4598 compare_transition_els_num, units_cmp, state_reservs_cmp):
4600 * genmodes.c (cmp_modes): Likewise.
4601 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4602 * gimplify.c (compare_case_labels): Likewise.
4603 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4604 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4605 * matrix-reorg.c (mtt_info_hash): Likewise.
4606 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4607 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4608 (htab_hash_bucket, htab_hash_elem): Constify.
4609 * tree-browser.c (TB_parent_eq): Likewise.
4610 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4611 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4612 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4613 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4615 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4616 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4617 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4618 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4619 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4621 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4622 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4623 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4624 * tree-ssa-threadupdate.c (redirection_data_hash,
4625 redirection_data_eq): Likewise.
4626 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4627 * tree-ssa.c (var_ann_eq): Likewise.
4628 * tree-vrp.c (compare_case_labels): Likewise.
4629 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4630 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4631 tree_not_check_failed, tree_class_check_failed,
4632 tree_range_check_failed, tree_not_class_check_failed,
4633 omp_clause_check_failed, omp_clause_range_check_failed,
4634 tree_contains_struct_check_failed, tree_operand_check_failed):
4636 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4637 tree_not_check_failed, tree_class_check_failed,
4638 tree_range_check_failed, tree_not_class_check_failed,
4639 tree_operand_check_failed, omp_clause_operand_check_failed,
4640 tree_operand_length): Likewise.
4641 * var-tracking.c (const_variable): New.
4642 (variable_htab_hash, variable_htab_eq): Constify.
4643 * varasm.c (const_desc_hash): Likewise.
4645 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4647 * expr.c (handled_component_p): Constify.
4648 * fold-const.c (fit_double_type): Likewise.
4649 * real.h (real_value_from_int_cst): Likewise.
4650 * tree-flow-inline.h (gimple_in_ssa_p,
4651 gimple_aliases_computed_p, gimple_addressable_vars,
4652 gimple_call_clobbered_vars, gimple_referenced_vars,
4653 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4654 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4655 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4656 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4657 is_label_stmt, is_global_var, phi_ssa_name_p,
4658 factoring_name_p, is_call_clobbered, tree_common_ann,
4659 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4660 unmodifiable_var_p, array_ref_contains_indirect_ref,
4661 ref_contains_array_ref, lookup_subvars_for_var,
4662 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4663 gimple_mem_ref_stats): Likewise.
4664 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4665 may_aliases, is_exec_stmt, is_label_stmt,
4666 ref_contains_array_ref, array_ref_contains_indirect_ref,
4667 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4668 unmodifiable_var_p): Likewise.
4669 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4670 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4671 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4672 cst_and_fits_in_hwi, real_value_from_int_cst,
4673 build_real_from_int_cst, integer_zerop, integer_onep,
4674 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4675 tree_floor_log2, real_zerop, real_onep, real_twop,
4676 real_minus_onep, really_constant_p, purpose_member, chain_member,
4677 list_length, fields_length, int_size_in_bytes, bit_position,
4678 int_bit_position, byte_position, int_byte_position, expr_align,
4679 array_type_nelts, tree_node_structure,
4680 type_contains_placeholder_1, iterative_hash_pointer,
4681 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4682 tree_map_base_eq, type_hash_list, type_hash_eq,
4683 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4684 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4685 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4686 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4687 int_fits_type_p, get_containing_scope, decl_function_context,
4688 decl_type_context, omp_clause_operand_check_failed,
4689 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4690 * tree.h (omp_clause_operand_check_failed, tree_size,
4691 build_real_from_int_cst, array_type_nelts, purpose_member,
4692 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4693 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4694 is_attribute_p, check_qualified_type, expr_align,
4695 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4696 int_byte_position, list_length, fields_length, initializer_zerop,
4697 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4698 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4699 tree_node_structure, handled_component_p, get_containing_scope,
4700 decl_function_context, decl_type_context, real_zerop,
4701 type_num_arguments, fit_double_type, really_constant_p,
4702 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4703 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4704 real_twop, real_minus_onep, int_cst_value): Likewise.
4706 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4708 * cfglayout.c (insn_scope, insn_line): Constify.
4709 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4710 const_double_htab_hash, const_double_htab_eq,
4711 mem_attrs_htab_hash): Likewise.
4712 * loop-iv.c (biv_eq): Likewise.
4713 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4714 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4715 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4717 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4718 error_for_asm, warning_for_asm, _fatal_insn,
4719 _fatal_insn_not_found): Likewise.
4720 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4721 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4722 rtl_check_failed_type2, rtl_check_failed_code1,
4723 rtl_check_failed_code2, rtl_check_failed_code_mode,
4724 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4725 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4726 rtl_check_failed_type2, rtl_check_failed_code1,
4727 rtl_check_failed_code2, rtl_check_failed_code_mode,
4728 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4729 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4730 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4731 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4732 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4733 rtx_unstable_p, get_integer_term, get_related_value,
4734 offset_within_block_p, reg_mentioned_p, count_occurrences,
4735 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4736 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4737 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4738 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4739 find_constant_src, find_reg_fusage, find_regno_fusage,
4740 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4741 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4742 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4743 computed_jump_p, auto_inc_p, in_expr_list_p,
4744 remove_node_from_expr_list, loc_mentioned_in_p,
4745 label_is_jump_target_p, reversed_comparison_code_parts,
4746 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4747 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4748 print_inline_rtx): Likewise.
4749 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4750 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4751 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4752 get_integer_term, get_related_value, offset_within_block_p,
4753 count_occurrences, reg_mentioned_p, no_labels_between_p,
4754 reg_used_between_p, reg_referenced_p, single_set_2,
4755 multiple_sets, set_noop_p, refers_to_regno_p,
4756 reg_overlap_mentioned_p, dead_or_set_p,
4757 covers_regno_no_parallel_p, covers_regno_p,
4758 dead_or_set_regno_p, find_reg_note, find_regno_note,
4759 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4760 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4761 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4762 side_effects_p, may_trap_p_1, may_trap_p,
4763 may_trap_after_code_motion_p, may_trap_or_fault_p,
4764 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4765 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4766 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4767 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4768 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4770 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4771 warning_for_asm): Likewise.
4772 * tree.h (print_rtl): Likewise.
4773 * varasm.c (get_pool_mode): Likewise.
4775 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4777 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4778 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4779 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4780 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4781 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4782 * ddg.c (compare_sccs): Likewise.
4783 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4784 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4785 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4786 decimal_do_fix_trunc, decimal_real_to_integer,
4787 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4788 * dse.c (const_group_info_t): New.
4789 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4790 * dwarf2out.c (const_dw_die_ref): New.
4791 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4792 * tree-browser.c (TB_parent_eq): Likewise.
4793 * unwind-dw2-fde.c (__register_frame_info_bases,
4794 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4795 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4797 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4798 * unwind-dw2.c (uw_frame_state_for): Likewise.
4799 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4800 * value-prof.h (const_histogram_value): New.
4802 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4804 * config/mips/mips.c (machine_function): Add
4805 initialized_mips16_gp_pseudo_p.
4806 (mips16_gp_pseudo_reg): Do not emit the initialization of
4807 mips16_gp_pseudo_rtx when being called from the gimple cost-
4808 calculation routines; emit it on the first use outside those
4811 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4813 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4816 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4817 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4818 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4819 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4820 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4821 Preserve const-ness of parameters through use of __typeof(),
4822 also constify and tidy.
4824 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4825 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4826 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4827 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4828 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4829 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4830 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4831 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4832 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4834 2007-07-25 Julian Brown <julian@codesourcery.com>
4835 Mark Shinwell <shinwell@codesourcery.com>
4837 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4838 (alpha_mangle_type): This.
4839 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4840 (TARGET_MANGLE_TYPE): Define this instead.
4841 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4842 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4843 (arm_init_neon_builtins): Fix comment.
4844 (arm_mangle_map_entry): New.
4845 (arm_mangle_map): New.
4846 (arm_mangle_type): New.
4847 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4848 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4849 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4850 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4851 (TARGET_MANGLE_TYPE): Define this instead.
4852 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4853 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4854 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4855 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4856 (TARGET_MANGLE_TYPE): Define this instead.
4857 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4859 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4860 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4861 (TARGET_MANGLE_TYPE): Define this instead.
4862 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4863 (s390_mangle_type): This.
4864 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4865 (TARGET_MANGLE_TYPE): Define this instead.
4866 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4867 (sparc_mangle_type): This.
4868 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4869 (TARGET_MANGLE_TYPE): Define this instead.
4870 * cp/mangle.c (write_type): Call mangle_type target hook on all
4871 types before mangling. Use original type, not main variant, as
4873 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4874 (TARGET_MANGLE_TYPE): This.
4875 * target.h (gcc_target): Rename mangle_fundamental_type to
4877 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4878 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4880 2007-07-25 Julian Brown <julian@codesourcery.com>
4881 Paul Brook <paul@codesourcery.com>
4882 Joseph Myers <joseph@codesourcery.com>
4883 Mark Shinwell <shinwell@codesourcery.com>
4885 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4886 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4887 (with_fpu): Allow --with-fpu=neon.
4888 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4889 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4890 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4891 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4892 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4893 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4894 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4895 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4896 (output_move_neon): Add prototypes.
4897 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4898 (all_fpus): Add FPUTYPE_NEON.
4899 (fp_model_for_fpu): Add NEON field.
4900 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4901 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4903 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4905 (thumb2_legitimate_address_p): Likewise.
4906 (neon_valid_immediate): Recognize and prepare constants suitable for
4908 (neon_immediate_valid_for_move): New function. Recognize and prepare
4909 immediates for NEON move instructions.
4910 (neon_immediate_valid_for_logic): New function. Recognize and
4911 prepare immediates for NEON logic instructions.
4912 (neon_output_logic_immediate): New function. Create asm string
4913 suitable for outputting immediate logic instructions.
4914 (neon_pairwise_reduce): New function. Implement reduction using
4915 pairwise operations.
4916 (neon_expand_vector_init): New function. Expand a (possibly
4917 non-constant) vector initialization.
4918 (neon_vector_mem_operand): New function. Memory operands supported
4919 for quad-word loads/stores to/from ARM or NEON registers. Don't
4920 allow base+offset addressing for core regs.
4921 (neon_struct_mem_operand): New function. Valid mems for NEON
4923 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4924 from neon_vector_mem_operand addresses without a secondary register.
4925 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4926 (add_minipool_backward_ref): Likewise.
4927 (dump_minipool): Likewise.
4928 (push_minipool_fix): Likewise.
4929 (output_move_quad): New function. Output quad-word moves, loads and
4930 stores using ARM registers.
4931 (output_move_vfp): Add support for vectors in VFP (NEON) D
4933 (output_move_neon): Output a NEON load/store to/from a quadword
4935 (arm_print_operand): Implement new codes:
4936 - 'c' for unadorned integers (without a # sign).
4937 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4939 - 'e', 'f' for the low and high D parts of a NEON Q register.
4940 - 'q' outputs a NEON Q register.
4941 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4942 - 'T' prints NEON opcode features from a coded bitmask.
4943 - 'F' is similar to T, but signed/unsigned codes both print as
4945 - 't' is similar to T, but 'u' is printed instead of 'p'.
4946 - 'O' prints 'r' if NEON instruction should perform rounding (as
4947 specified by bitmask), else prints nothing.
4948 - '#' is a punctuation character to stop operand numbers from
4949 running together with following digits in the assembler
4950 strings for instructions (when using mode attributes).
4951 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4952 constant vectors in big-endian mode, where necessary.
4953 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4954 Handle EI, OI, CI, XI modes.
4955 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4956 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4957 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4958 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4959 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4961 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4962 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4963 to turn v8qi, etc. into bits defined above.
4964 (neon_itype): New enumeration. Classifications of NEON builtins.
4965 (neon_builtin_datum): Define struct. Contains information about
4966 a single builtin (with multiple modes).
4967 (CF): Define helper macro for...
4968 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4970 (neon_builtin_data): New array. Define information about builtins
4971 for use during initialization/expansion.
4972 (arm_init_neon_builtins): New function.
4973 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4975 (neon_builtin_compare): New function.
4976 (locate_neon_builtin_icode): New function. Find an insn code for a
4977 builtin given a function code for that builtin. Also return type of
4978 builtin (NEON_BINOP, NEON_UNOP etc.).
4979 (builtin_arg): New enumeration. Types of arguments for builtins.
4980 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4981 Takes a variable argument list of builtin_arg types, terminated by
4983 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4984 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4985 (neon_emit_pair_result_insn): New function. Support returning pairs
4986 of vectors via a pointer.
4987 (neon_disambiguate_copy): New function. Set up operands for a
4988 multi-word copy such that registers do not get clobbered.
4989 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4990 ARM_BUILTIN_NEON_BASE.
4991 (arm_file_start): Set float-abi attribute for NEON.
4992 (arm_vector_mode_supported_p): Enable NEON vector modes.
4993 (arm_mangle_map_entry): New.
4994 (arm_mangle_map): New.
4995 (arm_mangle_vector_type): New.
4996 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4998 (TARGET_NEON): New macro. Target supports NEON.
4999 (fputype): Add FPUTYPE_NEON.
5000 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
5001 for vectorization based on command-line arg.
5002 (NEON_REGNO_OK_FOR_NREGS): Define.
5003 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
5004 (VALID_NEON_STRUCT_MODE): Define.
5005 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
5006 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
5007 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
5008 (consttable_16): Add pattern for outputting 16-byte minipool
5010 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
5012 (vec-common.md, neon.md): Include md files.
5013 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
5014 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
5015 (memory_constraint "Ut", "Un", "Us"): Define.
5016 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
5017 (MMX_char): New mode attribute.
5018 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
5019 (*add<mode>3_iwmmxt): New insn pattern.
5020 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
5021 (*sub<mode>3_iwmmxt): New insn pattern.
5022 (mulv4hi3): Rename to...
5023 (*mulv4hi3_iwmmxt): This.
5024 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
5025 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
5026 (uminv4hi3, uminv2si3): Remove. Replace with...
5027 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
5028 (*umin<mode>3_iwmmxt): These.
5029 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
5030 (ashr<mode>3_iwmmxt): This new pattern.
5031 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
5032 (lshr<mode>3_iwmmxt): This new pattern.
5033 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
5034 (ashl<mode>3_iwmmxt): This new pattern.
5035 * config/arm/neon-docgen.ml: New file. Generate documentation for
5037 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
5038 * config/arm/arm_neon.h: New (autogenerated).
5039 * config/arm/neon-testgen.ml: New file. Generate NEON tests
5041 * config/arm/neon.md: New file. Define NEON instructions.
5042 * config/arm/neon.ml: New file. Abstract description of NEON
5043 instructions, used to generate arm_neon.h header, documentation and
5045 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
5046 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
5048 * doc/extend.texi (ARM Built-in Functions): Rename and remove
5050 (ARM NEON Intrinsics): New subsection.
5051 * doc/arm-neon-intrinsics.texi: New (autogenerated).
5053 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
5055 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
5058 2007-07-24 Jan Hubicka <jh@suse.cz>
5060 * regclass.c (move_table): New type.
5061 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
5062 (init_move_cost): Break out from ...
5063 (init_reg_sets_1): ... here; simplify computation of
5064 have_regs-of_mode and contains_reg_of_mode.
5065 (record_reg_classes): Unswitch internal loops.
5066 (copy_cost): Trigger lazy initialization of move cost
5067 (record_address_regs): Likewise.
5069 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
5071 * config/darwin.c (darwin_override_options): Don't force on
5072 flag_var_tracking_uninit when no debug info is requested.
5074 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5076 * cfgloop.c (init_loops_structure): New function.
5077 (flow_loops_find): Create root of the loop tree unconditionally.
5079 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
5081 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
5083 2007-07-24 Jan Hubicka <jh@suse.cz>
5085 * caller-save.c: Include ggc.h, gt-caller-save.h
5086 (reg_save_code, reg_restore_code): Rename to ...
5087 (cached_reg_save_code, cached_reg_restore_code): ... those.
5088 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
5089 (reg_save_code, reg_restore_code): New functions.
5090 (init_caller_save): Do not intialize
5091 reg_save_code/reg_restore_code tables.
5092 * Makefile.in: (gt-caller-save.h): New.
5094 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5096 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
5097 with the mode of the original operand instead of
5100 2007-07-23 Jan Hubicka <jH@suse.cz>
5102 * i386.c (ix86_secondary_memory_needed): Break out to...
5103 (inline_secondary_memory_needed): ... here.
5104 (ix86_memory_move_cost): Break out to ...
5105 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5106 maximum of input and output; fix handling of Q_REGS on 64bit.
5107 (ix86_secondary_memory_needed): Microoptimize.
5109 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5111 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5112 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5113 stmts_from_loop, known_dependences_p, build_rdg): New.
5114 * tree-data-ref.h: Depends on graphds.h.
5115 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5116 (build_rdg): Declared.
5117 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5119 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5121 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5124 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5125 Jakub Jelinek <jakub@redhat.com>
5127 PR middle-end/PR28690
5128 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5130 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5131 and MEM_POINTER operands over REG and MEM operands.
5132 (swap_commutative_operands_p): Change return value to bool.
5133 * rtl.h: Update the corresponding prototype.
5134 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5135 instead of gen_rtx_PLUS.
5136 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5137 value to bool. Change function arguments to rtx's and update code
5139 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5140 calls to match the new declaration.
5141 * simplify-rtx.c (simplify_associative_operation): Don't
5142 reorder simplify_binary_operation arguments.
5144 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5146 * config/mips/mips.c (override_options): Use mips_costs to derive
5147 the default branch cost.
5148 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5150 * config/mips/mips.opt (mbranch-cost=): New option.
5151 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5153 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5155 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5156 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5157 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5158 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5160 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5162 * config/mips/constraints.md (ks): New constraint.
5163 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5164 (*add<mode>3_mips16): ...here.
5166 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5168 * optabs.h (enum optab_index): Add new OTI_signbit.
5169 (signbit_optab): Define corresponding macro.
5170 (enum insn_code signbit_optab[]): Remove array.
5171 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5172 (expand_copysign_absneg): If back end provides signbit insn, use it
5173 instead of bit operations on floating point argument.
5174 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5175 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5176 for availability of signbit insn.
5178 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5179 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5180 SSE mode is not active.
5181 (isinf<mode>2): Disable for mfpmath=sse,387.
5183 2007-07-22 Ben Elliston <bje@au.ibm.com>
5185 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5187 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5189 2007-07-20 Richard Guenther <rguenther@suse.de>
5191 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5192 integral typed condition.
5193 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5194 booleanness. Only preserve conversions from a non-base
5195 type to a base type, not in general between types with
5196 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5197 * tree.def (COND_EXPR): Document that the condition
5198 can be of any integral type.
5200 2007-07-20 Nigel Stephens <nigel@mips.com>
5201 Richard Sandiford <richard@codesourcery.com>
5203 * config/mips/mips.h (mips_dwarf_regno): Declare.
5204 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5205 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5206 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5207 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5208 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5209 (REG_CLASS_NAMES): Update accordingly.
5210 * config/mips/mips.c (mips_dwarf_regno): New array.
5211 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5212 (mips_subword): Remove special handling for accumulator registers.
5213 (override_options): Initiailize mips_dwarf_regno. Remove use
5215 (mips_swap_registers): New function.
5216 (mips_conditional_register_usage): Swap accumulator registers
5217 around if TARGET_LITTLE_ENDIAN.
5218 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5219 * config/mips/constraints.md (h, l): Use the endianness to choose
5220 between MD0_REG and MD1_REG.
5221 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5222 alternative-dependent template.
5224 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5226 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5229 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5231 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5232 predecessor fallthru flags.
5234 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5236 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5237 of compare to the same type.
5238 * cfgloopmanip.c (add_loop): Update information about loop exits.
5239 (loop_version): Remove the innermost loop requirement.
5240 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5241 to sizetype for pointers.
5243 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5245 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5246 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5247 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5249 * config/dfp-bit.c: Empty for TFmode conversions.
5251 2007-07-18 Caroline Tice <ctice@apple.com>
5253 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5254 and handle them correctly; check that src is not NULL before
5256 (find_src_set_src): Likewise.
5258 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5260 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5261 (struct alignment_context, init_alignment_context): New.
5262 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5263 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5264 (XCHAL_HAVE_S32C1I): Likewise.
5265 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5266 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5267 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5268 (ATOMIC, HQI): New macros.
5269 (memory_barrier, *memory_barrier): New.
5270 (sync_lock_releasesi): New.
5271 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5272 (sync_lock_test_and_set<mode>): New.
5273 (sync_<atomic><mode>): New.
5274 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5275 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5276 (xtensa_expand_atomic): New.
5278 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5282 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5283 transformation for builtin ISNORMAL.
5284 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5285 * builtins.def (BUILT_IN_ISNORMAL): New.
5286 * doc/extend.texi: Document isnormal.
5288 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5292 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5293 optabs infrastructure. Provide generic implementation for
5295 (expand_builtin): Handle FINITE/ISFINITE.
5296 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5297 (fold_builtin_1): Likewise.
5299 * builtins.def (BUILT_IN_ISFINITE): New.
5301 * doc/extend.texi: Document isfinite.
5303 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5308 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5309 generic fallback for isinf.
5310 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5311 calculation code ...
5312 * real.c (get_max_float): ... to here.
5313 * real.h (get_max_float): New.
5315 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5319 * builtin-attrs.def (ATTR_TYPEGENERIC,
5320 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5322 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5323 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5324 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5325 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5327 * c-common.c (handle_type_generic_attribute): New.
5328 (c_common_attribute_table): Add "type generic".
5330 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5332 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5334 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5335 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5338 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5341 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5342 checking that the operand is an expression.
5344 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5345 Danny Smith <dannysmith@users.sourceforge.net>
5348 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5349 file mapping object in local namespace if Windows version later
5352 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5354 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5355 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5356 arm_cannot_force_const_mem.
5357 (arm_cannot_force_const_mem): New function.
5358 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5359 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5360 of arm_tls_referenced_p.
5361 * config/arm/arm.md (movsi): Split out-of-section constants when
5362 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5363 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5365 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5367 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5369 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5371 * config/mips/mips.md (*extendqihi2): Convert the destination
5374 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5376 * config/pa/fptr.c: Update license header.
5377 * config/pa/milli64.S: Likewise.
5379 2007-07-17 Nick Clifton <nickc@redhat.com>
5381 * COPYING_v3: New file. Contains version 3 of the GNU General
5383 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5384 Lesser General Public License.
5385 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5386 the GNU General Public License.
5388 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5390 PR rtl-optimization/32773
5391 * cfglayout.c (force_one_exit_fallthru): New function.
5392 (cfg_layout_finalize): Use it.
5394 2007-07-16 Richard Guenther <rguenther@suse.de>
5395 Uros Bizjak <ubizjak@gmail.com>
5397 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5398 before forcing it to gimple operand.
5400 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5401 David Ung <davidu@mips.com>
5403 * config/mips/mips.h (TUNE_24K): Define.
5404 (TUNE_MACC_CHAINS): Add TUNE_24K.
5405 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5407 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5408 (r74k_int_madd): .. this new reservation.
5409 (define_bypass): Fixed bypasses for r74k_int_madd to use
5411 * config/mips/24k.md (define_bypass): Define new
5412 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5414 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5415 Nigel Stephens <nigel@mips.com>
5417 * config/mips/mips.md: Include 20kc.md.
5418 * config/mips/20kc.md: New file.
5419 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5420 (mips_adjust_cost): Tweak for 20Kc.
5421 (mips_issue_rate): Likewise.
5422 * config/mips/mips.h (TUNE_20KC): Define.
5424 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5426 * config/rs6000/rs6000.c (struct processor_cost): Add
5427 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5429 (*_cost): Add cache information.
5430 (rs6000_override_options): Set cache parameters.
5432 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5435 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5436 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5438 2007-07-16 Paul Brook <paul@codesourcery.com>
5441 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5442 (cirrus_thumb2_movsi_insn): Ditto.
5444 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5446 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5449 2007-07-15 Andrew Haley <aph@redhat.com>
5451 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5452 before looking in the context.
5454 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5458 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5459 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5460 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5461 (pa_output_function_prologue): Use rp_saved and
5462 current_function_is_leaf to generate .CALLINFO statement.
5463 (hppa_expand_prologue): Set rp_saved.
5464 (hppa_expand_epilogue): Use rp_saved.
5465 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5466 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5468 2007-07-14 Dirk Mueller <dmueller@suse.de>
5470 * omega.c (coalesce): Fix memory leak on early exit.
5471 * matrix-reorg.c (check_allocation_function): Likewise.
5472 * tree-vect-transform.c (vect_get_new_vect_var): free result
5474 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5475 pass pointer to edge vector
5476 (partition_hot_cold_basic_blocks): Fix memory leak.
5477 * collect2.c (prefix_from_string): Free temporary storage.
5478 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5480 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5482 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5483 (DO_GLOBAL_DTORS_BODY): Likewise.
5485 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5486 Nigel Stephens <nigel@mips.com>
5488 * config/mips/mips.c (mips_classify_symbol): Don't return
5489 SYMBOL_SMALL_DATA for constant pool addresses if
5490 TARGET_EMBEDDED_DATA is true.
5492 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5494 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5495 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5496 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5497 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5498 __builtin_ia32_storehps, __builtin_ia32_storelps,
5499 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5500 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5501 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5502 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5503 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5504 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5505 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5506 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5507 using def_builtin_const.
5509 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5511 PR tree-optimization/32705
5512 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5513 (simplify_binary_expression): Use SSA_VAL consistently.
5515 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5517 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5518 (SPEFSCR_REGNO): Delete definition.
5519 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5520 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5521 * config/rs6000/rs6000.h: Do not define *_REGNO.
5522 LINK_REGISTER_REGNUM -> LR_REGNO.
5523 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5524 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5525 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5526 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5527 R_VRSAVE, R_VSCR. Use them.
5528 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5529 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5530 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5531 * config/rs6000/aix.h: Define R_LR. Use it.
5533 2007-07-13 Caroline Tice <ctice@apple.com>
5535 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5536 flag_var_tracking is explicitly turned off (i.e. when variable
5537 tracking is not feasible); otherwise, turn flag_var_tracking on when
5538 flag_var_tracking_uninit is on.
5539 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5540 note definitions, to allow recording of initialization status in the
5542 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5543 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5544 determine if two note locations are equal.
5545 (output_loc_list): Don't output list entries whose start & end labels
5547 (reg_loc_descriptor): Add parameter for initialization status; pass it
5548 to other loc descriptor functions.
5549 (one_reg_loc_descriptor): Add parameter for initialization status;
5550 check its value and add DW_OP_GNU_uninit to returned loc descr if
5552 (multiple_reg_loc_descriptor): Add parameter for initialization
5554 pass init status argument to other loc descriptor functions; check
5555 value of intialization parameter and add DW_OP_GNU_uninit to returned
5556 loc descr if appropriate.
5557 (based_loc_descr): Add parameter for initialization status; add new
5558 variable for return value; check value of initialization parameter and
5559 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5560 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5561 pass init status argument to other loc descriptor functions; check
5562 value of intialization parameter and add DW_OP_GNU_uninit to returned
5563 loc descr if appropriate.
5564 (mem_loc_descriptor): Likewise.
5565 (concat_loc_descriptor): Likewise.
5566 (concatn_loc_descriptor): Likewise.
5567 (loc_descriptor): Add parameter for initialization status; pass it as
5568 argument to other loc descriptor function calls.
5569 (loc_descriptor_from_tree_1): Add appropriate initialization status
5570 to loc descriptor function calls.
5571 (add_location_or_const_value_attribute): Get initialization status
5572 from VAR_LOCATION note; add initialization status to loc descriptor
5574 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5575 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5576 status is uninitialized, add "[uninint]" to output.
5577 * common.opt (fvar-tracking-uninit): New option, similar to
5578 fvar-tracking, to turn on tracking of uninitialized variables; creates
5579 a new global flag, flag_var_tracking_uninit.
5580 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5581 (enum var_init_status): New type, for var initialization status field.
5582 * var-tracking.c (struct location_chain_def): Two new fields, init,
5583 for initialization status, and set_src for the assignment value expr.
5584 (unshare_variable): New parameter for initialization status;
5585 initialize new init and set_src fields.
5586 (var_reg_set): New parameters for initialization status and value;
5587 pass them to set_variable_part.
5588 (var_mem_set): Likewise.
5589 (get_init_value): New function.
5590 (var_reg_delete_and_set): New initialization status & value
5591 parameters; add call to get_init_value if status is unknown; pass new
5592 parameters to clobber_variable_part and var_reg_set.
5593 (var_mem_delete_and_set): Likewise.
5594 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5595 (var_mem_delete): Likewise.
5596 (variable_union): Pass status to unshare_variable; initialize new init
5597 and set_src fields. If flag_var_tracking_uninit is not set, force
5598 status to initialized.
5599 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5600 used later to get the set_src value.
5601 (find_src_status): New function.
5602 (find_src_set_src): New function.
5603 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5604 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5605 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5606 and var_mem_delete_and_set.
5607 (dump_variable): Print out "[uninit]" if appropriate.
5608 (set_variable_part): Add new initialization and set_src parameters;
5609 pass status to unshare_variable; set node->init and node- >set_src
5610 fields and modify slot in hash table appropriately; save the init and
5611 set_src values if appropriate and assign to the new node.
5612 (clobber_variable_part): New set_src parameter; if two nodes have
5613 same variable and same location but different set_src (assignment)
5614 values, clobber old node.
5615 (delete_variable_part): Pass init status to unshare_variable.
5616 (emit_note_insn_var_location): Add initialized var; assign var's init
5617 status to new 'initialized'; pass new init status field to calls to
5618 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5619 status to initialized.
5620 (emit_notes_in_bb): Pass initialization status to calls to
5621 var_reg_set, var_mem_set, var_reg_delete_and_set and
5622 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5623 var_reg_delete_and_set and var_mem_delete_and_set; call
5624 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5625 make up for change in add_stores.
5626 (vt_add_function_parameters): Add status to calls to
5628 * config/darwin.c (darwin_override_options): Turn on uninitialized
5629 tracking automatically, if var_tracking is on and the system is
5632 2007-07-13 Sa Liu <saliu@de.ibm.com>
5634 * config.gcc: Add options for arch and tune on SPU.
5635 * config/spu/predicates.md: Add constant operands 0 and 1.
5636 * config/spu/spu-builtins.def: Add builtins for double precision
5637 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5638 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5640 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5642 * config/spu/spu-protos.h: Add new function prototypes.
5643 * config/spu/spu.c (spu_override_options): Check options -march and
5645 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5646 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5648 (spu_const_from_int): New. Create a vector constant from 4 ints.
5649 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5650 (spu_emit_vector_compare): New. Emit vector compare.
5651 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5652 * config/spu/spu.h: Add options -march and -mtune. Define processor
5653 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5654 CANONICALIZE_COMPARISON.
5655 * config/spu/spu.md: Add new insns for double precision compare
5656 and double precision vector compare. Add vcond and smax/smin patterns
5657 to enable DFmode vector conditional expression.
5658 * config/spu/spu.opt: Add options -march and -mtune.
5659 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5660 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5661 both CELL and CELLEDP targets: spu_testsv.
5662 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5665 2007-07-13 Richard Guenther <rguenther@suse.de>
5667 PR tree-optimization/32721
5668 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5669 TREE_THIS_VOLATILE on the folded reference.
5670 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5671 if the array reference has TREE_THIS_VOLATILE set.
5673 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5676 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5678 2007-07-13 Andreas Schwab <schwab@suse.de>
5680 * gengtype-lex.l: Allow declarations to be indented.
5682 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5684 * ginclude/tgmath.h: New.
5685 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5686 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5687 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5688 * configure: Regenerate.
5690 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5692 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5693 correct index when setting register save state for xd
5696 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5698 * config/sh/sh.c (mark_use): Remove.
5700 2007-07-12 Paul Brook <paul@codesourcery.com>
5702 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5703 reg does not overlap return value.
5705 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5707 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5708 (set_expression_vuses): Ditto.
5709 (init_pre): Initialize expression_vuses.
5711 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5713 * config/i386/sse.md (storentdf, storentsf): New.
5715 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5717 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5719 * tree.c (build_decl_stat): Move code from here...
5720 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5721 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5722 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5723 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5724 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5727 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5728 Devang Patel <dpatel@apple.com>
5730 PR tree-optimization/25413
5731 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5732 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5733 * tree.h (contains_packed_reference): New.
5734 * expr.c (contains_packed_reference): New.
5735 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5736 (vect_enhance_data_refs_alignment): Call
5737 vector_alignment_reachable_p.
5738 * target.h (vector_alignment_reachable): New builtin.
5739 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5740 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5741 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5743 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5745 * target.h (builtin_vectorization_cost): Add new target builtin.
5746 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5747 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5748 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5749 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5750 uninitialized variables.
5751 * tree-vect-transform.c (cost_for_stmt): New function.
5752 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5753 using cost 1 for all scalar stmts. Be less conservative when
5754 estimating the number of prologue/epulogue iterations. Call
5755 targetm.vectorize.builtin_vectorization_cost. Return
5756 min_profitable_iters-1.
5757 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5758 initialization cost instead of TARG_VEC_STMT_COST. Use
5759 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5760 epilogue code. Fix epilogue cost computation.
5761 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5762 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5763 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5764 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5765 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5766 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5768 2007-07-12 Richard Guenther <rguenther@suse.de>
5770 * gimplify.c (gimplify_conversion): Make sure that the result
5771 from maybe_fold_offset_to_reference is trivially convertible
5772 to the desired type before doing the simplification.
5773 (gimplify_expr): Likewise.
5774 * fold-const.c (fold_binary): Use the correct types for
5775 building the simplified expression.
5777 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5779 PR rtl-optimization/32729
5780 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5781 that fallthru to exit.
5783 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5785 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5786 (symDTPOFF2reg): Likewise.
5788 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5790 PR tree-optimization/32663
5792 * tree.h (VALUE_HANDLE_VUSES): Remove.
5793 (struct tree_value_handle): Remove vuses.
5795 * tree-vn.c (create_value_handle_for_expr): Don't set
5798 * tree-ssa-pre.c (expression_vuses): New.
5799 (alloc_expression_id): Set up expression_vuses.
5800 (get_expression_vuses): New.
5801 (set_expression_vuses): Ditto.
5802 (clear_expression_ids): Modify for expression_vuses.
5803 (phi_translate_1): Ditto.
5804 (phi_translate_set): Ditto.
5805 (value_dies_in_block_x): Ditto
5806 (valid_in_sets): Ditto.
5807 (add_to_sets): Ditto.
5808 (find_existing_value_expr): Ditto.
5809 (create_value_handle_for_expr): Ditto.
5810 (make_values_for_stmt): Ditto.
5811 (vuse_equiv): Remove.
5813 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5815 * Makefile.in (mostlyclean): Remove object files.
5817 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5819 * toplev.c (no_new_pseudos): Deleted.
5820 * rtl.h (no_new_pseudos): Deleted.
5821 * tree-pass.h (pass_no_new_pseudos): Deleted.
5822 * passes.c (pass_no_new_pseudos): Deleted.
5823 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5824 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5825 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5827 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5828 * rtlhooks.c (gen_lowpart_general): Ditto.
5829 * optabs.c (prepare_operand): Ditto.
5830 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5832 * modulo-sched.c (rest_of_handle_sms): Ditto.
5833 * see.c (rest_of_handle_see): Ditto.
5834 * ifcvt.c (if_convert): Ditto.
5835 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5837 * init-regs.c (gate_initialize_regs): Deleted set of
5839 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5840 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5841 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5843 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5846 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5847 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5848 (*vec_extractv2di_1_rex64): New insn pattern.
5850 2007-07-11 David Daney <ddaney@avtrex.com>
5852 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5853 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5854 for SIGNAL_UNWIND_RETURN_COLUMN.
5855 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5856 (DWARF_FRAME_REGNUM): Rewrite.
5857 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5859 2007-07-11 Nick Clifton <nickc@redhat.com>
5861 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5862 delta and use gen_int_mode in place of GET_INT instead.
5864 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5866 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5869 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5871 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5872 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5874 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5875 (USE_CANONICAL_TYPES): New.
5876 * doc/invoke.texi (verify-canonical-types): Remove.
5877 (use-canonical-types): Add.
5879 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5881 * config/spu/spu.c (spu_optimization_options): Remove setting of
5882 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5883 (spu_override_options): Move it here.
5885 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5887 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5888 * config/mips/mips.c (mips_cpu_info_table): Mention
5889 MIPS_ISA_LEVEL_SPEC in the comment.
5891 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5893 PR tree-optimization/32713
5894 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5896 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5899 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5900 conditional to flag_isoc99.
5901 (c_common_init_options): Do it here, unconditionally.
5903 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5905 PR tree-optimization/32589
5906 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5907 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5908 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5909 predicate, extracted from...
5910 (set_rhs): ...here. Call it for the expression on entry.
5911 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5912 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5913 (simplify_binary_expression): Use valid_gimple_expression_p
5914 to validate the simplification.
5915 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5917 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5919 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5920 DWARF2_DEBUG on 32 bit target too.
5921 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5923 2007-07-11 Nick Clifton <nickc@redhat.com>
5925 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5926 version for 64-bit hosts.
5928 2007-07-10 David Daney <ddaney@avtrex.com>
5930 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5932 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5934 * config/mips/mips.c (mips_expand_synci_loop): New function.
5935 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5936 (UNSPEC_RDHWR): Same.
5937 (UNSPEC_SYNCI): Same.
5938 (UNSPEC_SYNC): Same.
5939 (clear_cache): New expand.
5943 (clear_hazard): Same.
5944 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5946 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5947 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5949 2007-07-10 Ian Lance Taylor <iant@google.com>
5951 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5954 2007-07-10 David Daney <ddaney@avtrex.com>
5956 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5957 * builtins.c (expand_builtin___clear_cache): New function.
5958 (expand_builtin): Call expand_builtin___clear_cache for
5959 BUILT_IN_CLEAR_CACHE case.
5960 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5961 * doc/md.texi (clear_cache): Document new instruction pattern.
5962 * testsuite/gcc.dg/builtins-64.c: New test.
5964 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5966 * config/cris/cris.md ("movsi"): Fix typo in last change.
5968 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5971 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5973 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5974 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5975 for FUNCTION_DECLs. Don't use align_functions_log if
5977 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5978 even for FUNCTION_DECLs.
5979 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5981 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5982 (DECL_FUNCTION_CODE): Update for new location and name of
5984 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5985 (struct tree_decl_common): Move 'align' and 'off_align' out
5986 of union, ensure they're still on a 32-bit boundary. Remove
5987 other fields in union 'u1'.
5988 (struct tree_function_decl): Add field 'function_code' replacing
5989 'u1.f' in tree_decl_common.
5990 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5991 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5992 (Variable Attributes): Cross-reference 'aligned' attribute
5993 to Function Attributes.
5994 * flags.h (force_align_functions_log): Delete.
5995 * toplev.c (force_align_functions_log): Delete.
5997 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
6000 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
6001 (*vec_concatv2di_rex): New insn pattern.
6003 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6006 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
6008 2007-07-10 Ian Lance Taylor <iant@google.com>
6010 Replace no_new_pseudos in backends.
6011 * rtl.h (can_create_pseudo_p): Define.
6012 * config/darwin.c (machopic_indirect_data_reference): Use
6013 can_create_pseudo_p () instead of no_new_pseudos.
6014 (machopic_indirect_data_reference): Likewise.
6015 (machopic_legitimize_pic_address): Likewise.
6016 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
6017 (alpha_emit_set_const_1): Likewise.
6018 (alpha_emit_set_const): Likewise.
6019 (alpha_emit_conditional_move): Likewise.
6020 (alpha_split_conditional_move): Likewise.
6021 * config/alpha/alpha.md (various splitters): Likewise.
6023 * config/arm/arm.c (legitimize_pic_address): Likewise.
6024 (arm_load_pic_register): Likewise.
6025 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
6026 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
6027 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
6028 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
6029 * config/cris/cris.md (movsi): Likewise.
6030 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
6031 (symGOTOFF2reg_hilo): Likewise.
6032 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
6033 * config/h8300/h8300.md (insv, extzv): Likewise.
6034 * config/i386/i386.c (ix86_expand_move): Likewise.
6035 (ix86_expand_vector_move): Likewise.
6036 (ix86_prepare_fp_compare_args): Likewise.
6037 (ix86_expand_carry_flag_compare): Likewise.
6038 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
6039 (tls_dynamic_gnu2_combine_32): Likewise.
6040 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
6041 * config/ia64/ia64.c (ia64_expand_move): Likewise.
6042 (ia64_expand_movxf_movrf): Likewise.
6043 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
6044 (m32c_split_move): Likewise.
6045 (m32c_expand_insv): Likewise.
6046 * config/m68k/m68k.md (movsi): Likewise.
6047 * config/mips/mips.c (mips_force_temporary): Likewise.
6048 (mips_split_symbol): Likewise.
6049 (mips_move_integer): Likewise.
6050 (mips_legitimize_const_move): Likewise.
6051 * config/mn10300/mn10300.md (movsi): Likewise.
6052 * config/pa/pa.c (emit_move_sequence): Likewise.
6053 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6054 (rs6000_got_register): Likewise.
6055 (create_TOC_reference): Likewise.
6056 (rs6000_machopic_legitimize_pic_address): Likewise.
6057 * config/rs6000/rs6000.md (add<mode>3): Likewise.
6058 (various splitters): Likewise.
6059 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
6060 (movsi_got): Likewise.
6061 * config/s390/s390.c (emit_symbolic_move): Likewise.
6062 * config/s390/s390.md (movhi, movqi): Likewise.
6063 (load_multiple, store_multiple): Likewise.
6064 * config/score/score.c (score_force_temporary): Likewise.
6065 * config/sh/sh.c (prepare_move_operands): Likewise.
6066 (prepare_cbranch_operands): Likewise.
6067 (emit_fpu_switch): Likewise.
6068 (fpscr_set_from_mem): Likewise.
6069 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
6070 (adddi3, subsi3): Likewise.
6071 (various splitters): Likewise.
6072 (divsi_inv_fp_combine): Likewise.
6073 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
6074 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
6076 * config/sh/predicates.md (xor_operand): Likewise.
6077 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
6078 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
6079 (movdi_pic_label_ref): Likewise.
6080 * config/spu/spu.c (spu_split_immediate): Likewise.
6081 * config/alpha/alpha.md (various splitters): Remove test
6082 !no_new_pseudos || reload_completed.
6083 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
6085 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6086 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6087 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6088 * config/score/score.c (th_output_mi_thunk): Likewise.
6089 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6090 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6092 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
6094 PR rtl-optimization/32664
6095 * mode-switching.c (create_pre_exit): Skip barrier insns.
6097 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6099 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
6100 force_gimple_operand_bsi.
6101 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
6102 rewrite_use_compare): Ditto.
6103 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6105 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6106 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6107 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6108 * tree-profile.c (prepare_instrumented_value,
6109 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6110 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6111 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6112 tree_gen_ior_profiler): Ditto.
6113 * tree-ssa-reassoc.c (negate_value): Ditto.
6114 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6115 Use force_gimple_operand_bsi.
6116 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6117 * tree-if-conv.c (add_to_dst_predicate_list,
6118 find_phi_replacement_condition): Ditto.
6119 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6120 Call mark_symbols_for_renaming for new statements.
6121 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6123 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6125 * cfghooks.c (remove_edge): New function.
6126 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6128 * cfghooks.h (remove_edge): Declare.
6129 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6130 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6132 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6134 * optabs.h: Added declaration for signbit_optab.
6135 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6136 * genoptinit.c (optabs): Added entry for signbit insns.
6137 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6139 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6140 * config/s390/s390.md (signbit<mode>2): New expander.
6142 2007-07-09 Richard Guenther <rguenther@suse.de>
6145 * fold-const.c (fold_plusminus_mult_expr): Move constant
6146 arguments second to allow decomposing.
6148 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6151 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6153 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6154 Disregard DECL_FROM_INLINE.
6156 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6159 * doc/invoke.texi: Add ftree-reassoc flag.
6160 * common.opt (ftree-reassoc): New flag.
6161 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6162 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6164 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6166 PR tree-optimization/32681
6167 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6168 saved in second_edge->aux when first_bb is a loop header.
6170 2007-07-09 Jan HUbicka <jh@suse.cz>
6172 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6174 2007-07-09 Richard Guenther <rguenther@suse.de>
6176 * c-decl.c (start_function): Do not promote return type.
6178 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6180 * function.c (do_warn_unused_parameter): Do not warn if
6181 TREE_NO_WARNING is set.
6183 2007-07-08 Andreas Schwab <schwab@suse.de>
6185 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6187 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6190 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6192 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6193 apply to assembly language, too.
6194 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6196 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6198 Revert (note the sccvn portions are *not* reverted)
6199 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6201 Fix PR tree-optimization/23488
6203 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6205 * tree-flow-inline.h (get_value_handle): Ditto.
6206 * tree-ssa-pre.c (decl_vh_map): New.
6207 (decl_node_pool): New.
6208 (can_value_number_operation): Support DECL_P.
6209 (can_PRE_operation): Ditto.
6210 (create_expression_by_pieces): Ditto.
6211 (find_existing_value_expr): Modify to differnetiate between
6212 addressing and top level.
6213 (create_value_handle_for_expr): Handle DECL's.
6214 (poolify_tree): Ditto.
6215 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6216 (make_values_for_stmt): Handle DECL's properly.
6217 (init_pre): Reorg to not init useless things during FRE.
6219 * tree-flow.h: Include pointer-set.h.
6220 (decl_vh_map): Declare.
6221 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6223 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6225 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6226 the constraint description.
6227 * doc/md.texi: Update documentation of AVR constraints.
6229 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6231 * auto-inc-dec.c, config/arm/arm.c,
6232 config/m32r/constraints.md, config/mips/mips.md,
6233 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6234 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6235 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6236 typos. Follow spelling conventions.
6237 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6239 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6240 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6242 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6243 realloc_vuse): Remove.
6244 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6247 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6249 Fix PR tree-optimization/23488
6251 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6252 (try_to_simplify): Ditto.
6254 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6256 * tree-flow-inline.h (get_value_handle): Ditto.
6257 * tree-ssa-pre.c (decl_vh_map): New.
6258 (decl_node_pool): New.
6259 (can_value_number_operation): Support DECL_P.
6260 (can_PRE_operation): Ditto.
6261 (create_expression_by_pieces): Ditto.
6262 (find_existing_value_expr): Modify to differnetiate between
6263 addressing and top level.
6264 (create_value_handle_for_expr): Handle DECL's.
6265 (poolify_tree): Ditto.
6266 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6267 (make_values_for_stmt): Handle DECL's properly.
6268 (init_pre): Reorg to not init useless things during FRE.
6270 * tree-flow.h: Include pointer-set.h.
6271 (decl_vh_map): Declare.
6272 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6274 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6276 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6277 apply to assembly language, too.
6278 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6280 2007-07-06 Ian Lance Taylor <iant@google.com>
6281 Zack Weinberg <zackw@panix.com>
6284 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6286 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6288 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6289 (prefetch): Likewise if "pref" would be used.
6291 2007-07-06 Josh Conner <jconner@apple.com>
6295 * calls.c (store_one_arg): Handle arguments which are partially
6296 on the stack when detecting argument overlap.
6298 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6300 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6301 chosen during find_reloads.
6303 2007-07-06 Richard Guenther <rguenther@suse.de>
6305 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6306 TYPE_ARG_TYPES for verification of argument types. Use
6307 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6308 parameters as variable arguments.
6310 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6312 * libgcc2.h (word_type): Type definition removed.
6313 (cmp_return_type, shift_count_type): Type definitions added.
6314 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6315 replaced with shift_count_type.
6316 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6318 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6319 changed from word_type to Wtype.
6320 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6321 replaced with shift_count_type.
6322 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6324 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6325 and libgcc_shift_count attribute added.
6326 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6327 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6328 (TARGET_INITIALIZER): New target hooks added.
6329 * targhooks.c (default_libgcc_cmp_return_mode,
6330 default_libgcc_shift_count_mode): Default implementations for the new
6332 * targhooks.h (default_libgcc_cmp_return_mode,
6333 default_libgcc_shift_count_mode): Function prototypes added.
6334 * target.h (struct gcc_target): Fields for the new target hooks added.
6335 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6337 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6340 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6341 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6343 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6344 s390_libgcc_shift_count_mode): Functions added.
6345 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6346 Target hooks defined.
6348 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6350 * config/mips/mips.c (compute_frame_size): Restore the original
6351 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6352 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6353 Document why the difference is needed.
6355 2007-07-06 Richard Guenther <rguenther@suse.de>
6357 * c-common.c (boolean_increment): Use correctly typed
6360 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6362 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6363 the topmost argument register is not also included in the save mask.
6364 (mips16e_collect_argument_save_p): Take a pointer to the argument
6365 register, rather than a pointer to the number of arguments.
6366 (mips16e_collect_argument_saves): Only include argument saves
6367 that aren't in the register mask.
6369 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6371 PR rtl-optimization/32450
6372 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6373 to ensure that instructions are not moved into the prologue when
6374 profiling is on. Remove unused prologue_end variable.
6375 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6376 as a scheduling barrier.
6378 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6381 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6382 Disregard DECL_FROM_INLINE.
6384 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6386 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6387 IORing with a constant.
6389 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6391 PR rtl-optimization/32475
6392 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6393 for every definition of the stack pointer.
6395 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6397 * arm.c (vfp3_const_double_index): Copy signed results of
6398 REAL_VALUE_TO_INT into unsigned vars.
6400 2007-07-05 Richard Guenther <rguenther@suse.de>
6403 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6405 * tree-ssa.c (useless_type_conversion_p): Check canonical
6408 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6410 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6411 zero_extendhisi2): Change to define_insn_and_split.
6412 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6414 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6416 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6417 pass_match_asm_constraints): New.
6418 * passes.c (init_optimization_passes): Add new pass.
6419 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6420 * function.h (struct function): Add has_asm_statement bit.
6421 (current_function_has_asm_statement): New.
6422 * tree-pass.h (pass_match_asm_constraints): New.
6424 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6426 * config/mips/mips.c (mips_file_start): Avoid declaration
6429 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6431 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6433 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6435 * rtl.def (NOTE): Change print format string to print
6436 operand 5 as a note insn name.
6438 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6439 David Ung <davidu@mips.com>
6441 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6442 * doc/invoke.texi: (MIPS Options): Document them.
6444 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6445 David Ung <davidu@mips.com>
6447 Add support for SmartMIPS ASE.
6449 * optabs.c (expand_binop_directly): New, broken out from...
6450 (expand_binop): Here. Make it try rotating in the other
6451 direction even when the second operand isn't constant.
6452 * config/mips/mips.md (*lwxs): New.
6453 * config/mips/mips.opt (msmartmips): New.
6454 * config/mips/mips.c (mips_lwxs_address_p): New.
6455 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6456 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6457 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6458 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6459 (ISA_HAS_LWXS): New.
6460 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6461 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6462 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6463 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6464 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6465 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6466 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6468 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6470 * tree-vectorizer.c (new_loop_vec_info): Initialize
6471 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6472 * tree-vectorizer.h (_loop_vec_info): Added new filed
6473 min_profitable_iters.
6474 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6475 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6476 * tree-vect-analyze.c (vect_analyze_operations): Set
6477 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6478 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6479 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6480 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6481 and prologue cost to after they are computed.
6482 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6484 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6485 of creating vectors from scalars according to dt.
6486 (vect_model_store_cost): Likewise.
6487 (vectorizable_call): Use dt array instead of scalar dt. Call
6488 vect_model_simple_cost with additional argument dt.
6489 (vectorizable_assignment): Likewise.
6490 (vectorizable_operation): Likewise.
6491 (vectorizable_type_demotion): Likewise.
6492 (vectorizable_type_promotion): Likewise.
6493 (vectorizable_store): Use dt array instead of scalar dt. Call
6494 vect_model_store_cost with additional argument dt.
6495 (vect_do_peeling_for_loop_bound): Don't call
6496 vect_estimate_min_profitable_iters. Instead, lookup
6497 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6498 "may not be profitable".
6500 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6503 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6504 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6505 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6506 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6508 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6510 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6511 addressing modes cheaper.
6513 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6515 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6516 (dw_ranges_struct): Rename block_num to num. Adjust.
6517 (dw_ranges_by_label_struct): New.
6518 (ranges_by_label, ranges_by_label_allocated,
6519 ranges_by_label_in_use): New variables.
6520 (add_ranges_num): Factored most of the code out of...
6521 (add_ranges): ... this one. Rewrite in terms of the former.
6522 (add_ranges_by_labels): New.
6523 (output_ranges): Output by-label ranges.
6524 (dwarf2out_finish): Output range for multiple-section
6525 compile_unit. Output standard DW_AT_low_pc in addition to
6526 unexpected DW_AT_entry_pc.
6528 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6530 PR tree-optimization/32604
6531 PR tree-optimization/32606
6533 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6534 (compute_antic_safe): Removed.
6535 (ANTIC_SAFE_LOADS): Ditto.
6536 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6537 (execute_pre): Don't call compute_antic_safe.
6538 (vuse_equiv): New function.
6539 (make_values_for_stmt): Use it
6540 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6543 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6546 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6548 (avr_attribute_table): Make "naked" attribute apply to function types
6549 rather than to decls.
6550 (avr_handle_fntype_attribute): New function.
6552 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6554 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6557 2007-07-04 David Ung <davidu@mips.com>
6558 Joseph Myers <joseph@codesourcery.com>
6560 * config/mips/mips.md (type): Add logical, signext and move.
6561 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6562 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6563 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6564 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6565 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6566 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6567 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6568 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6569 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6570 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6571 movv2sf_hardfloat_64bit): Use the new types.
6572 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6573 *movdf_softfloat, *movdf_mips16): Use "multi".
6574 (extendqihi2): Replace with a define_expand.
6575 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6576 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6577 * config/mips/74k.md (r74k_int_logical): New reservation and
6579 (r74k_int_arith): Remove "slt".
6580 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6581 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6582 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6583 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6584 reservations for "arith".
6586 2007-07-04 Richard Guenther <rguenther@suse.de>
6588 * tree-ssa.c (useless_type_conversion_p): Add handling for
6589 scalar float and vector types. Only call the types_compatible_p
6590 langhook for aggregate types as last resort. Follow the
6593 2007-07-04 Richard Guenther <rguenther@suse.de>
6595 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6596 the same as NOP_EXPR.
6598 2007-07-04 Nick Clifton <nickc@redhat.com>
6600 * target.h (struct gcc_target): Add target_help field.
6601 * target-def.h (TARGET_HELP): New.
6602 (TARGET_INITIALIZER): Use TARGET_HELP.
6603 * opts.c (command_handle_option): Invoke target_help function, if
6604 defined, when the user has specified --target-help on the command
6606 * doc/invoke.texi: Mention that --target-help might print
6607 additional information.
6608 * doc/tm.texi: Document TARGET_HELP hook.
6610 * arm.c (TARGET_HELP): Override default definition.
6611 (arm_target_help): New - display a wrapped list of cores and
6612 architectures supported.
6614 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6616 * config/v850/v850.c (expand_prologue): Make sure
6617 GEN_INT() argument is sign extended rather than zero extended.
6618 (expand_epilogue): Likewise.
6619 (output_move_double): Delete.
6620 * config/v850/v850-protos.h (output_move_double): Delete.
6621 * config/v850/v850.md (movdi): Delete.
6622 (*movdi_internal): Delete.
6624 (*movdf_internal): Delete.
6626 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6628 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6629 unless compiling RTP PIC.
6631 2007-07-04 Richard Guenther <rguenther@suse.de>
6633 PR tree-optimization/32482
6634 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6635 original ssa name if we didn't find a shift expression.
6636 Fix shift constant for bit zero test.
6638 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6640 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6642 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6644 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6645 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6646 * config/arm/vxworks.h (ASM_SPEC): Delete.
6647 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6649 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6651 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6652 (DDR_REVERSED_P): New.
6653 * tree-data-ref.c (initialize_data_dependence_relation,
6654 build_classic_dist_vector): Set DDR_REVERSED_P.
6656 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6659 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6660 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6661 init_omega_for_ddr_1): Use non conservative number of iterations
6663 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6664 (analyze_siv_subscript): Remove FIXME and reinitialization of
6665 last_conflicts to chrec_dont_know.
6666 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6668 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6670 * tree.c (maybe_canonicalize_argtypes): Improve description.
6672 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6674 * tree.c (maybe_canonicalize_argtypes): New.
6675 (build_function_type): Set canonical type.
6676 (build_method_type_directly): Ditto.
6677 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6680 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6682 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6684 (rewrite_use_nonlinear_expr): Likewise.
6686 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6688 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6690 2007-07-04 Ben Elliston <bje@au.ibm.com>
6692 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6695 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6697 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6698 (Exception Handling): Likewise.
6700 2007-07-03 Jan Hubicka <jh@suse.cz>
6702 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6704 2007-07-03 Eric Christopher <echristo@apple.com>
6706 * doc/cppopts.texi: Add conflicting option note to -dM.
6707 * doc/invoke.texi: Add note about possible conflicts with
6708 -E for -dCHARS and note that -dM will not produce
6709 any results if there is no machine dependent reorg.
6711 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6713 * tree.h (DECL_ALIGN): Back out previous change.
6715 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6717 * configure.ac: Test for .dtprelword support on MIPS.
6718 * configure, config.in: Regenerate.
6719 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6720 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6722 2007-07-03 Julian Brown <julian@codesourcery.com>
6724 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6725 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6726 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6727 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6729 (all_fpus): Add FPUTYPE_VFP3.
6730 (fp_model_for_fpu): Add VFPv3 field.
6731 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6732 (vfp3_const_double_index): New function. Return integer index of
6733 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6735 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6736 and argument represents a valid RTX for a VFPv3 constant.
6737 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6739 (vfp_emit_fstmd): Similar, for fstmd.
6740 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6741 constants, represented as integer indices.
6742 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6743 VFP_REGNO_OK_FOR_DOUBLE macros.
6744 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6745 (arm_file_start): Set float-abi attribute for VFPv3, and output
6746 correct ".fpu" assembler directive.
6747 (arm_dbx_register_numbering): Add FIXME.
6748 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6749 (fputype): Add FPUTYPE_VFP3.
6750 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6751 (CALL_USED_REGISTERS): Likewise.
6752 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6753 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6754 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6755 (D7_VFP_REGNUM): New.
6756 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6757 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6758 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6759 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6760 (REG_ALLOC_ORDER): Adjust for VFPv3.
6761 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6762 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6763 VFP_LO_REGS, VFP_HI_REGS.
6764 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6765 (IS_VFP_CLASS): Define macro.
6766 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6768 (REGISTER_MOVE_COST): Likewise.
6769 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6770 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6771 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6772 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6773 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6774 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6775 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6776 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6777 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6778 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6779 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6780 where appropriate for single-word registers.
6781 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6782 As above. Fix type attributes.
6783 * config/arm/constraints.md (register_contraint "t"): Define.
6784 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6786 (register_constraint "x"): Define.
6787 (constraint "Dv"): Define.
6789 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6791 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6793 2007-07-03 Tom Tromey <tromey@redhat.com>
6795 * c-parser.c (objc_pq_context): Removed.
6796 (objc_need_raw_identifier): Likewise.
6797 (c_parser) <objc_pq_context>: New field.
6798 <objc_need_raw_identifier>: Likewise.
6799 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6800 (c_lex_one_token): Update.
6801 (c_parser_objc_protocol_definition): Update.
6802 (c_parser_objc_method_definition): Update.
6803 (c_parser_objc_methodproto): Update.
6804 (c_parser_declspecs): Update.
6806 2007-07-03 David Ung <davidu@mips.com>
6808 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6810 2007-07-03 David Ung <davidu@mips.com>
6811 Richard Sandiford <richard@codesourcery.com>
6813 * doc/invoke.texi: Document -march=74kf3_2.
6814 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6815 (TUNE_74K): Check for it.
6816 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6817 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6818 * config/mips/mips.md (cpu): Add 74kf3_2.
6819 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6820 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6821 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6822 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6823 74kf3_2 to the CPU list.
6824 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6825 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6826 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6827 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6828 (r74kf3_2_fxfer_from_c1): New insn reservations.
6830 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6831 David Ung <davidu@mips.com>
6833 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6834 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6835 and 74k[fx]. Document aliases for the new options.
6836 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6837 (PROCESSOR_24KF2_1): ...this.
6838 (PROCESSOR_24KX): Rename to...
6839 (PROCESSOR_24KF1_1): ...this.
6840 (PROCESSOR_74KF): Rename to...
6841 (PROCESSOR_74KF2_1): ...this.
6842 (PROCESSOR_74KX): Rename to...
6843 (PROCESSOR_74KF1_1): ...this.
6844 (TUNE_74K): Update PROCESSOR_* names.
6845 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6846 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6847 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6848 (mips_rtx_cost_data): Update processor names in comments.
6849 (mips_issue_rate): Update PROCESSOR_* names.
6850 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6851 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6852 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6853 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6854 Update cpu attribute names.
6855 (r24k_fpu_iss): Rename this reservation to...
6856 (r24kf2_1_fpu_iss): ...this and update all uses.
6857 (r24kx_fpu_iss): Rename this reservation to...
6858 (r24kf1_1_fpu_iss): ...this and update all uses.
6859 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6860 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6861 Update cpu attribute names.
6863 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6865 * config/m32r/constraints.md: New file.
6866 * config/m32r/m32r.c: Include tm-constrs.h.
6867 (small_data_operand): Use satisfies_constraint_* instead of macro.
6868 (addr24_operand, gen_compare): Likewise.
6869 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6870 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6871 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6872 EXTRA_CONSTRAINT): Likewise.
6873 * config/m32r/m32r.md: Include constraints.md.
6874 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6875 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6876 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6877 (two_insn_const_operand, int8_operand, uint16_operand,
6878 reg_or_int16_operand, reg_or_uint16_operand,
6879 reg_or_cmp_int16_operand, cmp_int16_operand,
6880 seth_add3_operand): Likewise.
6882 2007-07-03 Eric Christopher <echristo@gmail.com>
6884 * libgcc2.h: Conditionally declare __bswapsi2 and
6887 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6889 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6892 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6895 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6896 (__gthrw_pragma): Provide default definition.
6898 * gthr-posix.c (__gthrw_pragma): Define.
6900 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6902 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6903 before declaring inequality.
6905 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6907 * combine.c (recog_for_combine): Log the success or failure of
6908 matching new insn patterns against the machine description in
6911 2007-07-03 Revital Eres <eres@il.ibm.com>
6913 * ddg.c (print_sccs): New function.
6914 (check_sccs): New function.
6915 (create_ddg_all_sccs): Use it.
6916 * ddg.h (print_sccs): Declare.
6917 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6919 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6921 * targhooks.h (default_mode_for_suffix): New function declaration.
6922 * targhooks.c (default_mode_for_suffix): New default target hook.
6923 * target.h (struct c): New structure in the targetm struct.
6924 (mode_for_suffix): New target hook as part of struct c.
6925 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6926 default_mode_for_suffix.
6927 (TARGET_C): New define.
6928 * c-lex.c: Include "target.h".
6929 (interpret_float): Use targetm.c.mode_for_suffix to determine
6930 the mode for a given non-standard suffix.
6931 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6933 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6934 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6936 * doc/extend.texi (Floating Types): New node. Document __float80 and
6937 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6939 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6942 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6943 predicate instead of target_operand.
6944 (divsi3_i1_media, divsi3_media_2): Likewise.
6946 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6948 * tree.h (alias_sets_might_conflict_p): Rename into
6949 alias_sets_must_conflict_p.
6950 * alias.c (alias_sets_might_conflict_p): Likewise.
6951 (alias_sets_conflict_p): Use it.
6952 (objects_must_conflict_p): Likewise.
6953 * c-common.c (strict_aliasing_warning): Adjust.
6955 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6957 * rtlhooks.c (gen_lowpart_if_possible): Check for
6958 invalid subreg before calling gen_lowpart_SUBREG.
6960 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6962 * config/darwin9.h: Add copyright notice.
6963 (LINK_COMMAND_SPEC): Add comment.
6964 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6965 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6966 DARWIN_LIBSYSTEM_HAS_UNWIND.
6968 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6971 * omp-low.c (check_combined_parallel): New function.
6972 (lower_omp_parallel): Call it via walk_stmts, set
6973 OMP_PARALLEL_COMBINED if appropriate.
6974 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6975 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6976 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6977 don't consider it as combined parallel.
6979 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6981 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6982 (gcc_tooldir): Likewise.
6983 * configure: Regenerate.
6984 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6985 old configure.ac gcc_tooldir setting.
6986 (prefix_to_exec_prefix): New variable.
6987 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6988 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6990 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6992 Fix PR tree-optimization/32583
6993 Fix PR tree-optimization/32584
6994 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6995 (phi_translate_set): Use phi_translate directly now.
6996 (make_values_for_stmt): Don't value number RHS if we already know
6999 2007-07-02 Steve Ellcey <sje@cup.hp.com>
7000 Jim Wilson <wilson@specifix.com>
7003 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
7006 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
7007 Richard Sandiford <richard@codesourcery.com>
7008 Nigel Stephens <nigel@mips.com>
7010 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
7011 (mips16e_output_save_restore): Declare.
7012 (mips16e_save_restore_pattern_p): Likewise.
7013 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
7014 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
7015 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
7016 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
7017 (BITSET_P): New global macro, extracted from...
7018 (mips_for_each_saved_reg): ...here.
7019 (mips16e_save_restore_info): New struct.
7020 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
7021 (mips16e_save_restore_regs): New variable.
7022 (mips_split_plus, mips16e_find_first_register): New functions.
7023 (mips16e_mask_registers): New function.
7024 (compute_frame_size): Expand the commentary before the function.
7025 Enforce the MIPS16e save and restore register range restrictions.
7026 Pad the general register save area at the low end.
7027 (mips16e_save_restore_reg, mips16e_build_save_restore)
7028 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
7029 (mips16e_output_save_restore, mips16e_collect_propagate_value)
7030 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
7032 (mips_expand_prologue, mips_expand_epilogue): Handle
7033 GENERATE_MIPS16E_SAVE_RESTORE.
7034 * config/mips/mips.md (*mips16e_save_restore): New pattern.
7036 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
7038 PR tree-optimization/31966
7039 PR tree-optimization/32533
7040 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
7041 "basic_block" description as its third argument. Update function
7042 calls to get destination bb from "edge" argument. Save "cond" into
7043 aux field of the edge. Update prototype for changed arguments.
7044 (if_convertible_loop_p): Clear aux field of incoming edges if bb
7046 (find_phi_replacement_condition): Operate on incoming edges, not
7047 on predecessor blocks. If there is a condition saved in the
7048 incoming edge aux field, AND it with incoming bb predicate.
7049 Return source bb of the first edge.
7050 (clean_predicate_lists): Clean aux field of outgoing node edges.
7051 (tree_if_conversion): Do not initialize cond variable. Move
7052 variable declaration into the loop.
7053 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
7054 initializations of new_stmt, arg0 and arg1 variables.
7056 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7058 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
7059 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
7061 2007-07-02 Richard Guenther <rguenther@suse.de>
7063 * tree-ssa.c (useless_type_conversion_p): Document
7064 future intent as defining the middle-end type system.
7065 Re-structure to call langhook last, group by type class,
7066 mark questionable parts.
7068 2007-07-02 Richard Guenther <rguenther@suse.de>
7070 * tree-flow.h (types_compatible_p): Declare.
7071 * tree-ssa.c (types_compatible_p): New function.
7072 * ipa-type-escape.c (discover_unique_type): Use
7073 types_compatible_p instead of lang_hooks.types_compatible_p.
7074 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7075 * tree-vn.c (expressions_equal_p): Likewise.
7076 * tree.c (fields_compatible_p): Likewise.
7077 * tree-ssa-dom.c (avail_expr_eq): Likewise.
7078 (cprop_operand): Use useless_type_conversion_p instead of
7079 lang_hooks.types_compatible_p.
7080 * tree-inline.c (setup_one_parameter): Likewise.
7081 (declare_return_variable): Likewise.
7082 * tree-nrv.c (tree_nrv): Likewise.
7083 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7084 (maybe_fold_offset_to_component_ref): Likewise.
7085 (maybe_fold_offset_to_reference): Likewise.
7086 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7087 (merge_alias_info): Likewise.
7088 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7089 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7090 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
7091 * tree-tailcall.c (find_tail_calls): Likewise.
7092 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
7093 * gimplify.c (canonicalize_addr_expr): Likewise.
7094 (fold_indirect_ref_rhs): Likewise.
7095 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
7096 (cpt_same_type): Likewise.
7097 (check_pointer_types_r): Swap parameters to cpt_same_type
7099 * fold-const.c (fold_convert): Revert fix for PR15988.
7100 * tree-inline.c (setup_one_parameter): Instead fix it here by
7101 using fold_build1 instead of fold_convert and checking for
7102 error_mark_node. Convert only if the conversion is necessary.
7104 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7106 * configure.ac: Check for .gnu_attribute on Power.
7107 * configure: Regenerate.
7108 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7109 attribute for floating-point ABI.
7111 2007-07-02 Ira Rosen <irar@il.ibm.com>
7113 PR tree-optimization/32230
7114 PR tree-optimization/32477
7115 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7116 address is a constant.
7118 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7120 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7121 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7122 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7123 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7124 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7125 64-bit targets. Add support for *-elfoabi*.
7126 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7127 different settings if $(tm_defines) does not select the EABI.
7128 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7129 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7130 (MIPS_ARCH_OPTION_SPEC): Likewise.
7131 (MIPS_ISA_LEVEL_SPEC): Likewise.
7132 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7133 * config/mips/elfoabi.h: New file.
7135 2007-07-02 Richard Guenther <rguenther@suse.de>
7137 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7138 (useless_type_conversion_p): ... this.
7139 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7140 (useless_type_conversion_p): ... this.
7141 * builtins.c (fold_builtin_memory_op): Rename
7142 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7143 * tree-cfg.c (verify_expr): Likewise.
7144 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7145 * tree-ssa-ccp.c (ccp_fold): Likewise.
7146 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7147 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7148 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7149 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7150 * tree-ssa-pre.c (eliminate): Likewise.
7151 * tree-ssa.c (delete_tree_ssa): Likewise.
7152 (tree_ssa_useless_type_conversion): Likewise.
7153 * tree.c (build2_stat): Likewise.
7155 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7157 Fix PR tree-optimization/32571
7158 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7161 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7163 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7164 and other expected operations explicitly, change default to
7167 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7169 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7171 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7172 (tls_load_dot_plus_eight): Move the label number into the unspec.
7173 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7175 2007-07-01 Andreas Schwab <schwab@suse.de>
7177 * dwarf2out.c (initial_return_save): Define only if used.
7179 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7181 Unreverting Richard's Revert of:
7183 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7185 * dce.c (deletable_insn_p_1): New function, split out from...
7186 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7187 specially, not those inside PARALLELs. Remove BODY argument
7188 and adjust recursive call accordingly.
7189 (prescan_insns_for_dce): Update call to delete_insn_p.
7191 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7192 Revital Eres <eres@il.ibm.com>
7194 * ddg.c (create_ddg_all_sccs): Fix missed
7195 initialization of scc_nodes.
7197 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7200 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7201 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7203 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7205 * configure.ac: Check for .gnu_attribute on MIPS.
7206 * configure, config.in: Regenerate.
7207 * config/mips/mips.c (mips_file_start): If supported, output
7208 attribute for floating-point ABI.
7210 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7213 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7214 (ffs_cmove): New expander to expand using ctz pattern.
7215 (*ffs_cmove): Remove pattern.
7216 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7217 (ffsdi2): Expand using ctz pattern.
7218 (*ffs_rex64): Remove pattern.
7220 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7222 PR rtl-optimization/32296
7223 * pa.md (return): Delete pattern.
7224 (return_internal): Remove "(const_int 1)" from pattern.
7225 (epilogue): Use return_internal pattern for trivial returns.
7226 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7227 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7229 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7231 * tree-ssa-pre.c (is_exception_related): New function
7232 (can_value_number_operation): Use it.
7234 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7236 Fix PR tree-optimization/32540
7237 Fix PR tree-optimization/31651
7239 * tree-ssa-sccvn.c: New file.
7241 * tree-ssa-sccvn.h: Ditto.
7243 * tree-vn.c: Include tree-ssa-sccvn.h
7244 (val_expr_paid_d): Removed.
7245 (value_table): Ditto.
7246 (vn_compute): Ditto.
7247 (val_expr_pair_hash): Ditto.
7248 (val_expr_pair_expr_eq): Ditto.
7249 (copy_vuses_from_stmt): Ditto.
7252 (shared_vuses_from_stmt): Ditto.
7253 (print_creation_to_file): Moved up.
7254 (sort_vuses): Ditto.
7255 (sort_vuses_heap): Ditto.
7256 (set_value_handle): Make non-static.
7257 (make_value_handle): Ditto.
7258 (vn_add): Rewritten to use sccvn lookups.
7259 (vn_add_with_vuses): Ditto.
7260 (vn_lookup): Ditto (and second argument removed).
7261 (vn_lookup_with_vuses): Ditto.
7262 (vn_lookup_or_add): Ditto (and second argument removed);
7263 (vn_lookup_or_add_with_vuses): Ditto.
7264 (vn_lookup_with_stmt): New.
7265 (vn_lookup_or_add_with_stmt): Ditto.
7266 (create_value_handle_for_expr): Ditto.
7268 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7269 (seen_during_translate): New function.
7270 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7271 (phi_trans_add): Ditto.
7272 (constant_expr_p): FIELD_DECL is always constant.
7273 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7274 Use constant_expr_p.
7275 Avoid infinite recursion on mutually valued expressions.
7276 Change callers of vn_lookup_or_add.
7277 (phi_translate): New function.
7278 (compute_antic_safe): Allow phi nodes.
7279 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7280 (find_or_generate_expression): Rewrite slightly.
7281 (create_expression_by_pieces): Updated for vn_lookup_or_add
7283 Update VN_INFO for new names.
7284 (insert_into_preds_of_block): Update for new names.
7285 (add_to_exp_gen): New function.
7286 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7287 (find_existing_value_expr): Rewrite to changed vn_lookup.
7288 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7289 (try_look_through_load): Removed.
7290 (try_combine_conversion): Ditto.
7291 (get_sccvn_value): New function.
7292 (make_values_for_phi): Ditto.
7293 (make_values_for_stmt): Ditto.
7294 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7296 (init_pre): Update for SCCVN changes.
7298 (execute_pre): Ditto.
7300 * tree-flow.h (make_value_handle): Declare.
7301 (set_value_handle): Ditto.
7302 (sort_vuses_heap): Ditto.
7303 (vn_lookup_or_add_with_stmt): Ditto.
7304 (vn_lookup_with_stmt): Ditto.
7305 (vn_compute): Remove.
7308 (vn_lookup): Update arguments.
7310 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7312 (tree-ssa-sccvn.o): New.
7313 (OBJS-common): Add tree-ssa-sccvn.o
7315 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7318 * c-typeck.c (build_external_ref): Don't mark as used if called
7320 * calls.c (rtx_for_function_call): Likewise.
7322 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7326 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7328 * dce.c (deletable_insn_p_1): New function, split out from...
7329 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7330 specially, not those inside PARALLELs. Remove BODY argument
7331 and adjust recursive call accordingly.
7332 (prescan_insns_for_dce): Update call to delete_insn_p.
7334 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7336 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7337 (try_combine): Move potential calls to undo_all() so they happen
7338 before we commit to using the combined insns.
7340 2006-06-30 Jan Hubicka <jh@suse.cz>
7342 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7345 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7347 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7348 (cgraph_remove_unreachable_nodes): Likewise.
7349 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7350 * ipa-inline.c (update_caller_keys): Cast according to the coding
7352 (cgraph_decide_recursive_inlining): Likewise.
7353 (cgraph_decide_inlining_of_small_function): Likewise.
7354 (try_inline): Likewise.
7355 (cgraph_decide_inlining_incrementally): Likewise.
7356 * ipa-pure-const.c (get_function_state): Likewise.
7357 (scan_function): Likewise.
7358 (analyze_function): Likewise.
7359 (static_execute): Likewise.
7360 * ipa-reference.c (scan_for_static_refs): Likewise.
7361 (merge_callee_local_info): Likewise.
7362 (analyze_function): Use type safe memory macros.
7363 (static_execute): Likewise. Cast according to the coding conventions.
7364 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7366 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7368 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7369 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7372 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7375 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7376 for complex modes (both int and real).
7378 2007-06-29 Jan Hubicka <jh@suse.cz>
7380 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7382 2007-06-29 Jan Hubicka <jh@suse.cz>
7385 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7388 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7391 * config/avr/avr.c: Include dataflow header file.
7392 (expand_prologue): Adjust for prologue insn change.
7393 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7396 2007-06-29 Richard Guenther <rguenther@suse.de>
7399 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7400 during type verification.
7402 2007-06-29 Jan Hubicka <jh@suse.cz>
7404 * recog.c (validate_change_rtx_1): Unshare TO argument.
7406 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7408 PR tree-optimization/24659
7409 * tree-vect-transform.c (vectorizable_call): Handle
7410 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7412 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7413 * config/i386/i386.c (enum ix86_builtins)
7414 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7415 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7417 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7418 const using def_builtin_const.
7419 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7420 input operands in the same modes as the result.
7421 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7423 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7425 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7426 (df_set_dead_notes_for_mw): Likewise.
7428 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7430 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7432 2007-06-28 DJ Delorie <dj@redhat.com>
7434 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7436 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7438 * doc/invoke.texi (C++ Dialect Options): Document
7439 fvisibility-ms-compat.
7440 * c.opt (fvisibility-ms-compat): New.
7442 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7445 * tree-affine.c (aff_combination_add_elt): Handle
7446 pointer addition specially.
7448 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7450 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7451 decl is non-external for AIX ABI.
7453 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7455 * config/rs6000/predicates.md (current_file_function_operand):
7456 Ensure the symbol is non-external for AIX ABI.
7458 2007-06-28 Nick Clifton <nickc@redhat.com>
7460 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7461 (fdce, fdse, fpredictive-commoning): Likewise.
7463 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7466 * gcc.c (process_command): Recognize the new -static-libgfortran
7469 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7472 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7473 Use a call clobbered hard reg instead of a pseudo reg.
7475 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7477 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7479 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7482 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7483 REG_LIBCALL and REG_RETVAL notes.
7484 (divsi3, mulsi3): Likewise.
7485 (mulhisi3): Likewise. Use emit_libcall_block.
7486 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7488 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7490 PR rtl-optimization/32481
7491 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7493 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7495 * dce.c (deletable_insn_p_1): New function, split out from...
7496 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7497 specially, not those inside PARALLELs. Remove BODY argument
7498 and adjust recursive call accordingly.
7499 (prescan_insns_for_dce): Update call to delete_insn_p.
7501 2007-06-27 Richard Guenther <rguenther@suse.de>
7504 * tree.h (fold_convertible_p): Declare.
7505 * fold-const.c (fold_convertible_p): New function.
7506 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7507 instead of lang_hooks.types_compatible_p.
7509 2007-06-26 Jan Hubicka <jh@suse.cz>
7511 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7512 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7513 early use validate_unshare_change.
7514 (reload_combine): Likewise.
7515 * recog.c (change_t): New field unshare.
7516 (validate_change_1): Rename from validate_change; add argument unshare.
7517 (validate_change): Turn into wrapper of validate_change_1; update
7518 prototype for bools.
7519 (validate_unshare_change): New.
7520 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7521 calls of df_insn_rescan.
7522 * recog.h (validate_change): Replace ints by bools.
7523 (validate_unshare_change): Declare.
7525 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7527 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7529 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7531 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7533 2007-06-25 Jan Hubicka <jh@suse.cz>
7535 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7537 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7538 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7539 places other call site specific checks are performed.
7541 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7544 * tree-vect-transform.c (vectorizable_operation): Convert
7545 POINTER_PLUS_EXPR over to PLUS_EXPR.
7547 2007-06-25 Chao-ying Fu <fu@mips.com>
7549 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7550 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7551 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7552 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7554 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7555 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7556 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7557 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7558 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7559 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7560 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7561 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7562 ALL_FIXED_POINT_MODE_P): New define.
7563 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7565 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7567 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7568 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7569 MODE_VECTOR_UACCUM): New mode classes.
7571 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7572 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7573 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7576 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7577 (blank_mode): Initialize ibit and fbit.
7578 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7579 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7581 (new_adjust): Change required_class to required_class_from and
7582 required_class_to for testing within a range.
7583 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7584 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7586 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7587 (make_fixed_point_mode): New.
7588 (_ADD_ADJUST): Change C to C1 and C2.
7589 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7590 use a range for machine classes.
7591 (ADJUST_IBIT, ADJUST_FBIT): New.
7592 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7594 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7595 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7596 Emit adjustment for ibit and fbit.
7597 (emit_mode_ibit, emit_mode_fbit): New.
7598 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7600 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7602 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7603 as the source of the set.
7605 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7607 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7608 FP_REGNO_P): Use IN_RANGE.
7609 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7610 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7611 (DATA_REG_P): Use DATA_REGNO_P.
7612 (FP_REG_P): Use FP_REGNO_P.
7613 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7614 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7615 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7617 2007-06-24 Jan Hubicka <jh@suse.cz>
7620 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7622 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7625 * fold-const.c (fold_binary): Strip nops of operand 0
7626 of BIT_NOT_EXPR before calling operand_equal_p.
7627 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7628 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7630 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7632 * doc/extend.texi: Document that dllimport and dllexport imply
7634 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7635 imported or exported declaration, including type declarations.
7636 * c-common.c (handle_visibility_attribute): Check for conflicts
7637 with dllimport/dllexport.
7638 (c_determine_visibility): Handle dllimport/dllexport as an
7639 explicit visibility atttribute.
7641 2007-06-23 Richard Guenther <rguenther@suse.de>
7643 PR tree-optimization/16876
7645 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7647 * tree-inline.c (initialize_inlined_parameters): Do not call
7648 lang_hooks.tree_inlining.convert_parm_for_inlining.
7649 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7650 reason for mismatched types.
7651 * gimplify.c (gimplify_call_expr): Verify the call expression
7652 arguments match the called function type signature. Otherwise
7653 mark the call expression to be not considered for inlining
7654 using CALL_CANNOT_INLINE_P flag.
7655 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7656 edges call expression.
7657 (cgraph_decide_inlining_of_small_function): Likewise.
7658 (cgraph_decide_inlining): Likewise.
7659 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7661 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7662 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7663 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7665 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7666 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7668 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7669 convert_parm_for_inlining member.
7671 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7674 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7675 Remove optimization for GT.
7677 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7680 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7682 (prescan_insns_for_dce): Add extra parameter.
7684 2007-06-23 Jan Hubicka <jh@suse.cz>
7687 * gimplify.c (mark_addressable): New function.
7688 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7690 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7693 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7695 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7698 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7699 moves between MMX/SSE registers to at least 8 units to prevent
7700 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7702 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7704 * config/i386/i386.c (override_options): Correct x86_sahf
7707 2007-06-21 David Daney <ddaney@avtrex.com>
7710 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7711 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7712 (exception_receiver): Renamed to ...
7713 (nonlocal_goto_receiver): ... this.
7715 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7717 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7718 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7719 partial register accesses.
7721 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7723 * fold-const.c (debug_fold_checksum): Move it under
7724 ENABLE_FOLD_CHECKING.
7726 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7729 * tree.h (debug_fold_checksum): Declared.
7730 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7731 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7732 build_fold_addr_expr_with_type_1.
7733 (fold_addr_expr, debug_fold_checksum): New.
7734 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7735 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7738 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7740 PR tree-optimization/19590
7741 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7742 of scev is a constant.
7743 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7745 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7747 * df-problems.c (df_note_bb_compute): Made computation of live
7748 info consistent with df_lr.
7750 2007-06-21 Richard Guenther <rguenther@suse.de>
7752 PR tree-optimization/32453
7753 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7754 for pointer anti-range.
7756 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7758 * config/i386/i386.c (processor_target_table): Increase maximum
7759 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7762 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7763 byte alignment if > 8 byte alignment is preferred.
7764 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7766 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7768 PR tree-optimization/31866
7769 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7770 if ASM_EXPR's input is not a SSA_NAME.
7773 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7774 but decl is a global var, instead return decl.
7775 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7776 even for is_global_var decls, if they are private in some outer
7779 2007-06-21 Richard Guenther <rguenther@suse.de>
7781 PR tree-optimization/32451
7782 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7784 2007-06-21 Christian Bruel <christian.bruel@st.com>
7786 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7787 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7788 (push_regs): Changed saving order or banked registers.
7789 (sh_expand_epilogue): Likewise.
7790 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7791 (FIRST_BANKED_REG): Likewise.
7792 (LAST_BANKED_REG): Likewise.
7793 * config/sh/sh.md (banked) New attribute.
7794 (in_delay_slot): Check banked attribute.
7796 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7798 PR tree-optimization/32075
7799 * tree-data-ref.c (subscript_dependence_tester_1,
7800 analyze_miv_subscript, analyze_overlapping_iterations,
7801 add_distance_for_zero_overlaps, build_classic_dist_vector,
7802 subscript_dependence_tester_1, analyze_overlapping_iterations,
7803 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7804 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7805 to evolution_function_is_affine_multivariate_p.
7807 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7809 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7811 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7814 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7816 * config/m32c/prologue.md (epilogue_exitd_16): New.
7817 (epilogue_reit_16): New.
7818 (epilogue_exitd): Rename to epilogue_exitd_24.
7819 (epilogue_reit): Rename to epilogue_reit_24.
7821 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7822 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7824 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7826 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7827 if dbg_cnt (sched_insn) reaches the limit.
7828 (choose_ready): New parameter INSN_PTR and new return value.
7829 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7830 the new return value from choose_ready.
7831 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7832 (rest_of_handle_global_alloc): New global_alloc_at_func.
7834 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7836 PR tree-optimization/25737
7837 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7838 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7839 * tree-flow.h (struct fieldoff): Add new field alias_set.
7840 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7841 argument addressable_type. Set alias_set of fieldoff.
7842 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7843 (create_overlap_variables_for): Pass alias_set from fieldoff to
7845 * alias.c (get_alias_set): Use alias_set from SFT if set.
7847 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7849 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7850 of a variable as an unsigned HOST_WIDE_INT integer.
7852 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7854 PR rtl-optimization/32405
7855 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7857 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7859 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7862 * builtins.c: Include diagnostic.h.
7863 (expand_builtin_expect): Make gcc_assert more permissive.
7864 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7867 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7871 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7872 if ACCUMULATE_OUTGOING_ARGS.
7874 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7876 * config/m68hc11/m68hc11.c: Include dataflow header file.
7877 (m68hc11_reorg): Port to dataflow.
7879 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7881 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7882 (struct df_problem.free_blocks_on_set_blocks): New field.
7883 (struct dataflow.optional_p): New field.
7884 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7885 (df_live_set_all_dirty): New function.
7886 * df-scan.c (df_scan_alloc): Initialize optional_p.
7887 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7888 * df-core.c (df_set_blocks): Removed use of
7889 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7890 df_problem.free_blocks_on_set_blocks to determine which blocks are
7892 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7893 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7894 uses dataflow.optional_p to determine if problem should be
7896 (rest_of_handle_df_initialize): Only start live problem if
7898 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7899 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7900 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7901 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7902 problem_NOTE): Initialize free_blocks_on_set_blocks.
7903 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7905 (df_live_set_all_dirty, df_note_alloc): New function.
7906 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7908 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7909 * postreload.c (reload_combine): Ditto.
7910 * cse.c (cse_extended_basic_block): Ditto.
7911 * regmove.c (mark_flags_life_zones): Ditto.
7912 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7913 erase_matching_seqs): Ditto.
7914 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7915 * integrate (allocate_initial_values): Ditto.
7916 * combine.c (reg_dead_at_p): Ditto.
7917 * resource.c (mark_target_live_regs): Ditto.
7918 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7919 * config/sh/sh.c (find_r0_life_regions): Ditto.
7920 * global.c (rest_of_handle_global_alloc): Only add back df_live
7922 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7924 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7926 (if_convert): Make sure df_live is there at -O == 1.
7927 (pass_if_after_combine): Cleanup flags.
7928 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7929 is there at -O == 1.
7931 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7933 * config/arm/arm.c (arm_get_frame_offsets): Set
7934 offsets->locals_base to avoid negative stack size.
7935 (thumb1_expand_prologue): Assert on negative stack size.
7937 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7939 PR tree-optimization/32367
7940 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7941 of the chrec has no evolution in that loop.
7942 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7944 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7946 * config/xtensa/xtensa.c: Include "df.h".
7947 (xtensa_builtin_saveregs): Use adjust_address instead of
7949 (xtensa_va_start): Invoke make_tree with sizetype for
7950 expand_builtin_saveregs and then convert the result to a pointer.
7951 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7952 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7953 Subtract argument size from index value as integers and then use
7954 POINTER_PLUS_EXPR to add the result to the array address.
7956 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7959 * config/m32c/m32c.c: Include dataflow header file.
7960 (m32c_emit_prologue): Adjust for prologue insn change.
7961 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7962 once inside a PARALLEL. Assume frame size passed in operand 0
7963 includes space to save the fb register.
7964 (prologue_enter_24): Likewise.
7965 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7967 2007-06-19 David Daney <ddaney@avtrex.com
7970 * config/mips/mips.md (cprestore): Mark $gp as used.
7972 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7975 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7976 (frv_ifcvt_modify_insn): Likewise.
7978 2007-06-19 Richard Guenther <rguenther@suse.de>
7980 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7981 only handle positive offsets that fit in a HOST_WIDE_INT.
7983 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7985 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7986 result of rsqrt insn for zero input argument to avoid NaN.
7988 2007-06-19 Richard Guenther <rguenther@suse.de>
7991 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7993 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7995 PR tree-optimization/32353
7996 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7998 2007-06-19 Nick Clifton <nickc@redhat.com>
8000 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
8002 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8005 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
8006 * config/i386/i386.c (assign_386_stack_local): Assert that
8007 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
8008 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
8009 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
8010 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
8012 2007-06-18 Steve Ellcey <sje@cup.hp.com>
8014 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
8016 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
8018 PR rtl-optimization/32321
8019 * gcse.c (replace_store_insn): Update the note before
8020 calling emit_insn_after.
8022 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8025 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
8027 * df-problems.c (df_note_bb_compute): Fix dumping info.
8029 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
8031 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
8032 insn with emit_jump_insn.
8034 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8036 PR tree-optimization/32383
8037 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
8038 * targhooks.h (default_builtin_reciprocal): Update prototype.
8039 * target.h (struct gcc_target): Update builtin_reciprocal.
8040 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
8041 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
8042 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
8043 when fndecl is in BUILT_IN_MD class.
8044 (execute_convert_to_rsqrt): Ditto.
8046 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
8047 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
8048 Convert BUILT_IN_SQRTF code only when md_fn is false.
8050 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
8052 * bt-load.c (move_btr_def): Fix the order of arguments
8053 to validate_replace_rtx.
8055 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
8057 * config/m68k/m68k-devices.def: Add 54450..54455.
8059 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
8061 PR rtl-optimization/32366
8062 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
8063 FLOAT_EXTEND]: Prevent non-scalar modes from entering
8066 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8069 * modulo-sched (generate_reg_moves): Added rescan parameter and if
8070 this is true, rescan insn being modified.
8071 (sms_schedule): Added rescan parameter.
8072 (rest_of_handle_sms): Moved freeing of dominance info to before
8073 getting out of cfg_layout.
8075 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
8077 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
8078 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
8081 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
8082 FL_CF_EMAC from the entry for isac.
8084 * config/m68k/predicates.md (const_call_operand): Adjust comment.
8085 (const_sibcall_operand): New.
8086 (sibcall_operand): Use it.
8087 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
8088 (m68k_isas): ISAC does not imply FPU or EMAC.
8089 (override_options): Add ISA_C logic for symbolic jump & call.
8091 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8093 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
8094 return mode from the builtin itself.
8095 (sparc_fold_builtin): Fix cast of zero constant.
8097 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8099 * targhooks.c (default_builtin_reciprocal): New default target hook.
8100 * targhooks.h (default_builtin_reciprocal): Add prototype.
8101 * hooks.c (hook_tree_tree_bool_null): Remove hook.
8102 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8103 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8104 default_builtin_reciprocal.
8106 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8109 * hooks.c (hook_tree_tree_bool_null): New hook.
8110 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8111 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8112 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8113 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8114 and convert it to reciprocal a*rfunc(b).
8115 (execute_convert_to_rsqrt): New function.
8116 (gate_convert_to_rsqrt): New function.
8117 (pass_convert_to_rsqrt): New pass definition.
8118 * target.h (struct gcc_target): Add builtin_reciprocal.
8119 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8120 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8121 TARGET_BUILTIN_RECIPROCAL.
8122 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8124 * config/i386/i386.h (TARGET_RECIP): New define.
8125 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8126 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8127 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8128 and not optimizing for size.
8129 (*rcpsf2_sse): New insn pattern.
8130 (*rsqrtsf2_sse): Ditto.
8131 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8132 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8133 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8134 and not optimizing for size.
8135 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8136 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8137 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8138 and not optimizing for size.
8139 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8140 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8141 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8142 and not optimizing for size.
8143 (*sse_rsqrtv4sf2): Do not export.
8145 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8146 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8147 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8148 and not optimizing for size.
8150 * config/i386/i386.opt (mrecip): New option.
8151 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8152 (ix86_emit_swsqrtsf): Ditto.
8153 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8154 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8156 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8157 ix86_expand_unop1_builtin.
8158 (ix86_emit_swdivsf): New function.
8159 (ix86_emit_swsqrtsf): Ditto.
8160 (ix86_builtin_reciprocal): New function.
8161 (TARGET_BUILTIN_RECIPROCAL): Use it.
8162 (ix86_vectorize_builtin_conversion): Rename from
8163 ix86_builtin_conversion.
8164 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8165 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8166 "i386 and x86_64 Options" section.
8167 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8169 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8170 Zdenek Dvorak <dvorakz@suse.cz>
8171 Richard Guenther <rguenther@suse.de>
8172 Kaz Kojima <kkojima@gcc.gnu.org>
8174 * tree-vrp.c (compare_values_warnv): Convert val2 to
8176 (extract_range_from_assert): Create
8177 POINTER_PLUS_EXPR for pointer types.
8178 (extract_range_from_binary_expr): Handle
8179 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8181 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8182 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8183 POINTER_PLUS_EXPR as PLUS_EXPR.
8184 (number_of_iterations_lt_to_ne):
8185 For pointer types, use sizetype when
8186 creating MINUS_EXPR/PLUS_EXPRs.
8187 (assert_loop_rolls_lt): For pointer types, use sizetype when
8188 creating MINUS_EXPR/PLUS_EXPRs.
8189 (number_of_iterations_le): Likewise.
8190 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8191 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8192 like PLUS_EXPR and MINUS_EXPR.
8193 * tree-pretty-print.c (dump_generic_node): Handle
8195 (op_prio): Likewise.
8196 (op_symbol_1): Likewise.
8197 * optabs.c (optab_for_tree_code): Likewise.
8198 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8200 * tree-tailcall.c (process_assignment): Mention
8201 POINTER_PLUS_EXPR in a TODO comment.
8202 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8203 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8204 not used with a pointer and an integer type.
8205 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8206 increment using chrec_convert_rhs instead of chrec_convert.
8207 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8208 PLUS_EXPR except for the right hand side's type will be
8210 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8211 (fold_used_pointer_cast): Kill.
8212 (pointer_offset_p): Kill.
8213 (fold_used_pointer): Kill.
8214 (pointer_used_p): Kill.
8215 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8216 call fold_used_pointer.
8217 (instantiate_parameters_1): Convert the increment
8218 using chrec_convert_rhs instead of chrec_convert.
8219 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8220 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8221 instead of PLUS_EXPR.
8222 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8223 PLUS_EXPR for pointers.
8224 (std_gimplify_va_arg_expr): Likewise.
8225 (fold_builtin_memory_op): Likewise.
8226 (fold_builtin_strstr): Likewise.
8227 (fold_builtin_strchr): Likewise.
8228 (fold_builtin_strrchr): Likewise.
8229 (fold_builtin_strpbrk): Likewise.
8230 (expand_builtin_memory_chk): Likewise.
8231 (fold_builtin_memory_chk): Likewise.
8232 (std_expand_builtin_va_start): Use
8233 sizetype for the call to make_tree and then convert
8234 to the pointer type.
8235 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8236 instead of PLUS_EXPR for adding to a pointer.
8237 (std_gimplify_va_arg_expr): Use fold_build2 for
8238 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8239 the operands to sizetype first and then cast the BIT_AND_EXPR
8240 back to the pointer type.
8241 * fold-const.c (build_range_check): Handle pointer types
8243 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8244 of PLUS_EXPR's. Make sure the offset is converted to
8246 (try_move_mult_to_index): Strip the NOPs from the offset.
8247 Remove code argument and replace all uses with PLUS_EXPR.
8248 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8249 specially. Don't use a pointer type for MINUS_EXPR.
8250 (fold_unary): Handle for (T1)(X op Y),
8251 only p+ as that is the only as that can be handled for
8252 binary operators now.
8253 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8255 <case PLUS_EXPR>: Add folding of PTR+INT into
8257 Don't call try_move_mult_to_index.
8258 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8259 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8260 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8261 Don't call try_move_mult_to_index.
8262 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8263 (tree_expr_nonzero_p): Likewise.
8264 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8265 of PLUS_EXPR for the complex expression folding.
8266 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8267 first chrec is a pointer type, then the second should
8268 be sizetype and not the first's type.
8269 For POINTER_PLUS_EXPR, use a different right hand side type.
8270 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8271 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8272 different right hand side type.
8273 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8274 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8275 instead of PLUS_EXPR.
8276 When either operand is zero, convert the other operand.
8277 (chrec_apply): Use chrec_convert_rhs
8278 on the argument x instead of chrec_convert.
8279 (reset_evolution_in_loop): For pointer types, the new_evol
8281 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8282 different right hand side type.
8283 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8284 (chrec_convert_rhs): New function.
8285 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8286 different right hand side type.
8287 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8288 * tree-chrec.h (chrec_convert_rhs): New prototype.
8289 (build_polynomial_chrec): For pointer types, the right hand
8290 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8291 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8292 Remove subtraction case as it is always addition now.
8293 Make sure the offset is converted to sizetype.
8294 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8295 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8296 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8297 PLUS_EXPR in pointer type.
8298 Handle POINTER_PLUS_EXPR.
8299 (tree_to_aff_combination): Likewise.
8300 (force_expr_to_var_cost): Likewise.
8301 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8302 instead of PLUS_EXPR for pointers.
8303 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8304 instead of PLUS_EXPR of pointer types.
8305 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8307 (check_va_list_escapes): Likewise.
8308 (check_all_va_list_escapes): Likewise.
8309 * dwarf2out.c (loc_descriptor_from_tree_1):
8310 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8311 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8312 (string_constant): Likewise.
8313 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8314 the offset to the base, use POINTER_PLUS_EXPR.
8315 (add_to_parts): Convert the index to sizetype.
8316 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8317 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8318 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8319 Offset only holds something for PLUS_EXPR.
8320 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8322 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8324 (analyze_accesses_for_modify_stmt): Likewise.
8325 Remove comment about the type being integral type as it is
8327 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8329 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8331 Correct the type which the artimentic is done in (is now
8334 * tree-data-ref.c (split_constant_offset): Handle
8336 * tree-affine.c (tree_to_aff_combination): Likewise.
8337 * c-typeck.c (build_unary_op): For pointers create the increment
8338 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8340 * gimplify.c (gimplify_self_mod_expr): Create a
8341 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8342 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8343 * tree.def (POINTER_PLUS_EXPR): New tree code.
8344 * tree-predcom.c (ref_at_iteration): If we have a pointer
8345 type do the multiplication in sizetype.
8346 * tree-mudflap.c (mf_xform_derefs_1): Create a
8347 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8348 * tree-ssa-forwprop.c
8349 (forward_propagate_addr_into_variable_array_index):
8350 Don't expect there to be a cast for the index as that
8351 does not exist anymore.
8352 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8353 instead of PLUS_EXPR.
8354 Don't check for the first operand of the POINTER_PLUS_EXPR
8355 was the index as it cannot be.
8356 Call forward_propagate_addr_into_variable_array_index with
8357 the SSA_NAME instead of the statement.
8358 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8359 (compare_constant): Likewise.
8360 (copy_constant): Likewise.
8361 (compute_reloc_for_constant): Likewise.
8362 (output_addressed_constants): Likewise.
8363 (initializer_constant_valid_p): Likewise.
8364 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8365 Convert the MIN/MAX of the inner type to the outer
8366 type before comparing them.
8367 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8368 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8369 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8370 of PLUS_EXPR for pointers.
8371 * tree-inline.c (estimate_num_insns_1): Handle
8373 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8374 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8375 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8376 instead of PLUS_EXPR for the pointer increment statement.
8377 (vect_update_ivs_after_vectorizer): For pointer types, create
8378 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8379 MULT_EXPR in sizetype.
8380 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8382 * tree-object-size.c (plus_expr_object_size): Handle
8383 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8384 code which is trying to figure out which side is a pointer and
8386 (check_for_plus_in_loops_1): Likewise.
8387 (check_for_plus_in_loops): Likewise.
8388 * c-common.c (pointer_int_sum): Create a
8389 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8390 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8391 only POINTER_PLUS_EXPR. Removing all the extra
8392 code which is trying to figure out which side is a pointer and
8394 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8395 PLUS_EXPR and MINUS_EXPR.
8396 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8398 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8399 with make_tree, instead of a pointer type.
8400 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8401 for pointers instead of PLUS_EXPR.
8402 (s390_gimplify_va_arg): Likewise.
8403 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8404 instead of PLUS_EXPR when doing addition on pointer
8405 types. Use sizetype for the second operand.
8406 (spu_gimplify_va_arg_expr): Likewise.
8407 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8408 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8409 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8410 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8411 for the pointer addition and also use size_int/sizetype
8413 (ix86_gimplify_va_arg): Likewise.
8414 Perform BIT_AND_EXPR on sizetype arguments.
8415 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8416 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8417 for the pointer additions and also use size_int for the offsets.
8418 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8419 additions and also use size_int for the offsets. Perform
8420 BIT_AND_EXPR on sizetype arguments.
8421 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8422 POINTER_PLUS_EXPR for pointers and create the
8423 BIT_AND_EXPR in sizetype.
8424 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8425 instead of PLUS_EXPR for pointer addition.
8426 (rs6000_va_start): Likewise.
8427 Also use sizetype for the offset.
8428 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8429 as PLUS_EXPR/MINUS_EXPR.
8430 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8431 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8432 Don't use BIT_AND_EXPR on a pointer type, convert the
8433 expression to sizetype first.
8434 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8436 (mips_gimplify_va_arg_expr): Likewise.
8437 Don't create BIT_AND_EXPR in a pointer type.
8439 2007-06-15 Eric Christopher <echristo@apple.com>
8441 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8442 (x86_64-*-darwin*): Ditto.
8443 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8446 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8448 * doc/extend.texi: Document behavior of __attribute__((aligned))
8451 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8453 * rtlanal.c (note_stores): Improve documentation.
8455 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8457 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8458 LOCAL_LABEL_PREFIX): Delete.
8459 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8460 (bfin_internal_label): Delete.
8462 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8464 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8465 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8466 otherwise define to LIBGCC2_TF_CEXT.
8467 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8468 (LIBGCC_TF_CEXT): Ditto.
8471 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8473 PR rtl-optimization/32339
8474 * df-scan.c (df_uses_record): Don't modify flags but just add to
8475 it for df_ref_record.
8477 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8479 * tree-mudflap.c: Fix whitespace issues.
8481 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8483 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8485 2007-06-14 Eric Christopher <echristo@apple.com>
8487 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8488 (movv4sf): Use gcc_unreachable instead of abort.
8490 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8493 * config/i386/sfp-machine.h (CMPtype): New define.
8494 (mach stubs): Use CMPtype instead of int as a return type.
8496 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8498 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8499 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8500 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8501 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8502 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8503 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8504 config/soft-fp/soft-fp.h: Update from glibc CVS.
8506 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8508 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8510 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8513 * config/v850/v850.c: Include dataflow header file.
8514 (substitute_ep_register): Fix typo.
8516 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8518 * configure.ac: Fix earlier checkin.
8519 * configure: Regenerated.
8521 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8523 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8524 * aclocal.m4: Regenerate.
8525 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8526 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8527 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8528 * configure: Regenerate.
8529 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8531 * Makefile.in (quickstrap): Build libgcc too.
8533 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8535 * configure.ac: Add --enable-checking=df. Explicitly mention that
8536 the variables are initialized as for "release".
8537 * df-core.c: Use it.
8538 * configure: Regenerate.
8539 * config.in: Regenerate.
8541 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8543 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8544 validate_replace_rtx instead of replace_rtx.
8545 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8547 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8549 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8550 (DWARF2_UNWIND_INFO): Override default if configured with
8552 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8553 (ENDFILE_SPEC): Add crtend.o.
8554 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8555 (ENDFILE_SPEC): Add crtend.o.
8556 (TARGET_USE_JCR_SECTION): Define.
8557 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8559 * config/i386/cygming-crtbegin.c: New file.
8560 * config/i386/cygming-crtend.c: New file.
8562 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8564 * config/i386/w32-unwind.h: New file.
8566 2007-06-13 Eric Christopher <echristo@apple.com>
8568 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8569 the user set a value below STACK_BOUNDARY.
8571 2007-06-13 Thiemo Seufer <ths@networkno.de>
8573 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8574 imply -lpthread for -pthread.
8576 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8578 * basic-block.h: Remove the prototype for
8579 free_basic_block_vars.
8580 * cfglayout.h: Remove the prototype for
8581 insn_locators_initialize.
8582 * tree.h: Remove the prototype for emit_line_note.
8584 * tree-ssa-pre.c (mergephitemp): Remove.
8585 (init_pre): Don't use mergephitemp.
8587 2007-06-13 Eric Christopher <echristo@apple.com>
8589 * config/i386/i386.c (override_options): If we've specified
8590 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8592 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8594 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8597 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8599 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8600 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8601 (eh_store_handler): New pattern.
8602 (eh_return): Emit it instead of a plain move.
8604 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8606 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8607 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8608 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8611 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8613 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8614 (find_next_insn_start, find_load): New functions.
8615 (bfin_reorg): Use them to deal with the fact that parallel insns are
8616 no longer represented as a SEQUENCE.
8618 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8620 * config/sparc/sparc.c (sparc_override_options): Initialize
8623 2007-06-13 Dave Korn <dave.korn@artimi.com>
8625 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8628 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8630 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8631 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8632 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8633 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8634 tree-vect-transform.c: Fix comment typos. Follow spelling
8637 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8639 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8640 to the exit block use set.
8641 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8642 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8643 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8645 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8647 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8648 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8649 to indicate an error.
8650 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8652 (dbg_cnt_process_opt): Print an error on a bad argument.
8653 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8654 * common.opt (-fdbg-cnt-list): New.
8655 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8657 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8659 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8660 flag on ref-all pointers.
8662 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8665 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8666 for the offset with the modifier as EXPAND_INITIALIZER
8667 if the modifier is EXPAND_INITIALIZER.
8668 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8669 a register if we had an overflow.
8671 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8673 * real.c (real_isfinite): New.
8674 (real_sqrt): Use it.
8675 * real.h (real_isfinite): New.
8676 * builtins.c: Use it.
8678 2007-06-12 Ian Lance Taylor <iant@google.com>
8679 Daniel Berlin <dberlin@dberlin.org>
8682 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8683 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8684 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8685 (DECL_NO_TBAA_P): Define.
8686 (struct tree_decl_common): Add no_tbaa_flag field.
8687 * tree-ssa-structalias.c (struct variable_info): Add
8688 no_tbaa_pruning field.
8689 (new_var_info): Initialize no_tbaa_pruning field.
8690 (unify_nodes): Copy no_tbaa_pruning field.
8691 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8692 (dump_solution_for_var): Print no_tbaa_pruning flag.
8693 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8695 (compute_tbaa_pruning): New static function.
8696 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8697 Call compute_tbaa_pruning.
8698 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8699 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8700 * gimple-low.c (lower_stmt): Likewise.
8701 * tree-gimple.c (is_gimple_stmt): Likewise.
8702 * tree-ssa-operands.c (get_expr_operands): Likewise.
8703 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8704 * tree-inline.c (estimate_num_insns_1): Likewise.
8705 (copy_result_decl_to_var): Likewise.
8706 * expr.c (expand_expr_real_1): Likewise.
8707 * tree-pretty-print.c (dump_generic_node): Likewise.
8708 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8709 * omp-low.c (omp_copy_decl_2): Likewise.
8710 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8711 * doc/c-tree.texi (Expression trees): Document
8712 CHANGE_DYNAMIC_TYPE_EXPR.
8714 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8716 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8717 with !HONOR_NANS and !HONOR_INFINITIES.
8718 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8720 2007-06-12 Tristan Gingold <gingold@adacore.com>
8722 * gcov.c: Comments updated.
8723 (source_info): Add file_time field.
8724 (source_index): New variable.
8725 (mutiple_files): New variable.
8726 (generate_results): New function extracted from process_file.
8727 (process_file): Save and restore chain of functions, generate
8728 results and free structures only if not merging results.
8729 (release_structures): File names are now freed in create_file_names
8730 (create_file_names): Free previous file names.
8731 (find_source): File date is now read here and modifications in
8732 source files is checked here.
8733 (read_graph_file): Only reverse order of functions for the current
8735 (make_gcov_file_name): Do not generate long names if input_name is
8737 (output_lines): If merging results do not display graph, data and
8739 Checking source file modification is done in find_source.
8741 * doc/gcov.texi: Append an s to sourcefile.
8743 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8745 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8746 (forced_nop): New pattern.
8747 * config/bfin/bfin.c: Include "df.h".
8748 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8749 (bfin_discover_loop): Use df_get_live_in instead of
8750 global_live_at_start.
8751 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8752 df_analyze when done.
8753 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8754 the insns. Use QImode for the final insn in a bundle. Call
8755 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8757 (reorder_var_tracking_notes): New function.
8758 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8759 update_life_info. Call df_analyze after scheduling and bundle
8760 generation. Call reorder_var_tracking_notes if generating these
8761 notes. Call df_finish_pass at the end.
8763 2007-06-12 Dirk Mueller <dmueller@suse.de>
8765 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8766 a comparison, not an assignment.
8768 2007-06-12 Olivier Hainque <hainque@adacore.com>
8770 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8771 Request walking the subtrees only, leaving the current is_lhs/val_only
8773 (convert_non_local_reference): Likewise.
8775 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8777 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8779 2007-06-12 Richard Guenther <rguenther@suse.de>
8781 PR tree-optimization/15353
8782 PR tree-optimization/31657
8783 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8784 * timevar.def: Add TV_TREE_IFCOMBINE.
8785 * tree-pass.h (pass_tree_ifcombine): Declare.
8786 * tree-ssa-ifcombine.c: New file.
8787 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8788 * tree-flow.h (blocks_in_phiopt_order): Declare.
8789 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8790 (tree-ssa-ifcombine.o): New dependencies.
8792 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8794 PR rtl-optimization/32293
8795 * combine.c (simplify_if_then_else): Truncate return from
8796 nonzero_bits() to correct mode.
8798 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8800 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8801 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8803 2007-06-11 Diego Novillo <dnovillo@google.com>
8805 * Makefile.in (reload1.o-warn): Remove.
8807 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8809 * combine.c (subst): Use reg_overlap_mentioned_p
8810 instead of comparing register numbers directly.
8812 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8814 * reload1.c (mark_home_live_1): Use the mode parameter.
8816 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8818 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8819 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8823 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8825 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8827 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8829 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8830 from integer registers.
8831 (FP mode splitters): Handle TFmode.
8833 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8835 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8836 for ref-all pointers that point-to anything.
8838 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8840 * config/arm/arm.c (arm_output_dwarf_dtprel,
8841 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8843 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8845 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8846 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8849 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8851 * tree.c (signed_or_unsigned_type_for): New.
8852 (unsigned_type_for): Use signed_or_unsigned_type_for.
8853 (signed_type_for): Use signed_or_unsigned_type_for.
8854 * tree.h (signed_or_unsigned_type_for): New.
8855 (get_signed_or_unsigned_type): Remove.
8856 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8857 lang_hooks.types.signed_type
8858 (size_diffop): Likewise.
8859 (all_ones_mask_p): Likewise.
8860 (build_range_check): Likewise.
8861 (fold_cond_expr_with_comparison): Likewise.
8862 (fold_cond_expr_with_comparison): Likewise.
8863 (unextend): Likewise.
8864 (extract_muldiv_1): Likewise.
8865 (fold_single_bit_test_into_sign_test): Likewise.
8866 (fold_binary): Likewise.
8867 (fold_ternary): Likewise.
8868 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8869 instead of get_signed_or_unsigned_type.
8870 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8871 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8872 * expr.c (signed_or_unsigned_type_for): Use
8873 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8874 * langhooks.c (get_signed_or_unsigned_type): Remove.
8875 (lhd_signed_or_unsigned_type): Remove.
8876 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8877 signed_or_unsigned_type.
8878 (lhd_signed_or_unsigned_type): Remove.
8879 * expmed.c (make_tree): Use signed_type_for instead of
8880 lang_hooks.types.signed_type.
8881 * c-common.c (same_scalar_type_ignoring_signedness): Use
8882 c_common_signed_type instead of lang_hooks.types.signed_type.
8883 (c_common_unsigned_type): New.
8884 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8885 (shorten_compare): Use c_common_unsigned_type instead of
8886 c_common_signed_or_unsigned_type.
8887 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8889 * convert.c (convert_to_integer): Use signed_type_for instead of
8890 lang_hooks.types.signed_type.
8891 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8892 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8893 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8894 * c-format.c (check_format_types): Use c_common_unsigned_type
8895 instead of unsigned_type_for.
8896 * c-decl.c (groakdeclarator): Likewise.
8897 * c-typeck.c (convert_for_assignment): Likewise.
8898 * c-common.h (c_common_unsigned_type): New.
8900 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8903 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8904 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8906 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8909 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8910 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8912 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8913 Sebastian Pop <sebpop@gmail.com>
8915 * lambda-code.c (remove_iv): New.
8916 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8918 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8920 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8921 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8922 * tree-ssa-loop-prefetch.c: Include optabs.h.
8923 (FENCE_FOLLOWING_MOVNT): New macro.
8924 (struct mem_ref): Add independent_p and storent_p fields.
8925 (record_ref): Initalize the new fields.
8926 (gather_memory_references_ref): Return true if the reference
8928 (gather_memory_references): Check whether all memory accesses
8929 in loop were recorded.
8930 (should_issue_prefetch_p): Return false for nontemporal stores.
8931 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8932 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8933 (determine_loop_nest_reuse): Detect independent memory references.
8934 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8935 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8936 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8937 * config/i386/i386.h (x86_mfence): Declare.
8938 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8939 * config/i386/i386.c (x86_mfence): New variable.
8940 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8942 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8943 * optabs.c (init_optabs): Initialize storent_optab.
8944 * optabs.h (enum optab_index): Add OTI_storent.
8945 (storent_optab): Declare.
8946 * genopinit.c (optabs): Add initialization for storent_optab.
8947 * tree.h (MOVE_NONTEMPORAL): New macro.
8948 * expr.c (expand_assignment, store_expr, store_constructor_field,
8949 store_constructor, store_field, expand_expr_real_1): Propagate
8950 nontemporality of the expanded store.
8951 (emit_storent_insn): New function.
8952 * expr.h (expand_assignment, store_expr): Declaration changed.
8953 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8954 to expand_assignment.
8955 * stmt.c (expand_asm_expr): Ditto.
8956 * calls.c (initialize_argument_information): Pass false as
8957 nontemporality to store_expr.
8958 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8961 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8963 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8965 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8967 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8969 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8970 and allow DECL_P here.
8972 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8974 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8975 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8976 track of the size of the expression.
8977 * cfghooks.c (merge_blocks): Remove block from loops structure only
8978 after call of the merge_blocks hook.
8980 2007-06-09 Tom Tromey <tromey@redhat.com>
8982 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8983 (deprecated_state): Removed.
8984 (start_decl): Update.
8985 (enum deprecated_states): Moved earlier.
8986 (groktypename): Update.
8987 (push_parm_decl): Likewise.
8988 (grokfield): Likewise.
8989 (start_function): Likewise.
8991 2007-06-09 Ian Lance Taylor <iant@google.com>
8993 PR tree-optimization/32169
8994 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8995 CONVERT_EXPR, check whether min and max both converted to an
8996 overflow infinity representation.
8998 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
9000 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
9001 not inserted on the edge.
9003 2007-06-08 Bob Wilson <bob.wilson@acm.org>
9005 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
9006 instructions if they are supported.
9007 (__divsi3, __umodsi3, __modsi3): Likewise.
9008 (__ashldi3, __ashrdi3, __lshrdi3): New.
9009 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
9011 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
9012 Tony Linthicum <tony.linthicum@amd.com>
9014 * doc/invoke.texi: Add fvect-cost-model flag.
9015 * common.opt (fvect-cost-model): New flag.
9016 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
9017 cost fields in stmt_vec_info struct for STMT.
9018 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
9019 fields in stmt_vec_info struct and access functions for the same.
9020 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
9021 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
9022 load, store and vector to scalar operation.
9023 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
9024 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
9025 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
9026 (TARG_VEC_STORE_COST): Define cost of vector store.
9027 (vect_estimate_min_profitable_iters): Define new function.
9028 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
9029 check to evaluate if loop iterations are less than minimum profitable
9030 iterations determined by cost model or minimum vect loop bound defined
9031 by user, whichever is more conservative.
9032 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
9033 run-time check to evaluate if loop iterations are less than minimum
9034 profitable iterations determined by cost model or minimum vect loop
9035 bound defined by user, whichever is more conservative.
9036 (vect_estimate_min_profitable_iterations): New function to estimate
9037 mimimimum iterartions required for vector version of loop to be
9038 profitable over scalar version.
9039 (vect_model_reduction_cost): New function.
9040 (vect_model_induction_cost): New function.
9041 (vect_model_simple_cost): New function.
9042 (vect_cost_strided_group_size): New function.
9043 (vect_model_store_cost): New function.
9044 (vect_model_load_cost): New function.
9045 (vectorizable_reduction): Call vect_model_reduction_cost during
9047 (vectorizable_induction): Call vect_model_induction_cost during
9049 (vectorizable_load): Call vect_model_load_cost during analysis phase.
9050 (vectorizable_store): Call vect_model_store_cost during analysis phase.
9051 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
9052 vectorizable_promotion, vectorizable_demotion): Call
9053 vect_model_simple_cost during analysis phase.
9055 2007-06-08 Simon Baldwin <simonb@google.com>
9057 * reg-stack.c (get_true_reg): Readability change. Moved default case
9058 label into direct switch statement scope.
9060 2007-06-08 Simon Baldwin <simonb@google.com>
9062 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
9063 in gcc_assert() with '==' comparison.
9065 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9067 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
9068 TARGET_ABM handling of x86_popcnt variable.
9070 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9072 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
9073 __builtin_copysignq and __builtin_infq built-in functions.
9075 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9077 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
9078 SSE4.2 section. Correct built-in function names in SSE4A section.
9080 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9082 PR tree-optimization/32243
9083 * tree-vect-transform.c (vectorizable_type_promotion): Move check
9084 for ncopies after ratio check between nunits_out and nunits_in.
9085 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
9087 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
9089 PR tree-optimization/32224
9090 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
9091 vectorization upon a non GIMPLE_MODIFY_STMT.
9093 2007-06-08 Christian Bruel <christian.bruel@st.com>
9096 * config/sh/sh.md (doloop_end): New pattern and splitter.
9097 * loop-iv.c (simple_rhs_p): Check for hardware registers.
9099 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
9102 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9104 (verify_dominators): Do not change dominance tree.
9106 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9108 * config/sh/constraints.md: New file.
9109 * config/sh/sh.c: Include tm-constrs.h.
9110 (reg_class_from_letter): Remove.
9111 (prepare_cbranch_operands): Use satisfies_constraint_*
9112 function instead of macro.
9113 (andcosts, broken_move, sh_secondary_reload): Likewise.
9114 * config/sh/predicates.md (trapping_target_operand): Likewise.
9115 (and_operand, arith_operand, arith_reg_or_0_operand,
9116 cmp_operand, logical_operand, target_operand,
9117 ua_address_operand, ua_offset, xor_operand): Likewise.
9118 * config/sh/sh.md: Include constraints.md.
9119 (*movsicc_t_false): Use satisfies_constraint_* function
9121 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9122 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9123 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9124 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9125 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9126 (REG_CLASS_FROM_CONSTRAINT): Remove.
9127 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9128 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9129 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9130 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9131 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9132 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9133 function instead of macro.
9134 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9135 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9136 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9137 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9138 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9139 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9140 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9141 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9142 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9143 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9144 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9145 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9146 EXTRA_CONSTRAINT_STR): Likewise.
9147 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9149 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9151 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9153 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9156 * c-common.h (flag_cpp0x): Replaced by...
9157 (cxx_dialect): ... this new variable specifying the C++ dialect that
9159 * c-common.c (flag_cpp0x): Removed.
9160 (cxx_dialect): Defined.
9161 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9163 * c-opts.c (c_common_post_options): Likewise.
9164 (set_std_cxx98): Set cxx_dialect to cxx98.
9165 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9167 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9168 Hui-May Chang <hm.chang@apple.com>
9170 * doc/invoke.texi (Darwin Options): Update documentation for
9171 -mmacosx-version-min.
9172 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9173 * config/darwin-driver.c: New file.
9174 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9175 * config/t-darwin (darwin-driver.o): New rule.
9177 * config/darwin-c.c (version_as_macro): Ignore low digit.
9179 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9181 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9182 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9183 (CSGNMODE): New mode macro.
9184 (CSGNVMODE): New mode attribute.
9185 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9186 expander using CSGNMODE mode macro. Handle TFmode.
9187 (copysign<mode>3_const): Rename from copysignsf3_const and
9188 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9190 (copysign<mode>3_var): Rename from copysignsf3_var and
9191 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9193 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9194 mode macro. Handle TFmode.
9195 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9196 (iortf3, *iortf3): Ditto.
9197 (xortf3, *xortf3): Ditto.
9198 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9199 TFmode and TImode masks.
9200 (ix86_expand_copysign): Expand TFmode copysign insn.
9201 (IX86_BUILTIN_INFQ): New.
9202 (IX86_BUILTIN_FABSQ): Ditto.
9203 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9204 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9205 [__builtin_fabsq]: Ditto.
9206 [__builtin_copysignq]: Ditto.
9207 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9208 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9209 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9210 ix86_expand_binop_builtin().
9212 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9214 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9216 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9219 * rtl.h (push_to_sequence2): New.
9220 * emit-rtl.c (push_to_sequence2): New.
9221 * function.c (assign_parm_data_all): Add new fields.
9222 (assign_parm_setup_block): Call push_to_sequence2 instead of
9224 (assign_parm_setup_reg): Ditto.
9225 (assign_parm_setup_stack): Ditto.
9226 (assign_parms_unsplit_complex): Ditto.
9227 (assign_parms): Change field name.
9229 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9231 PR tree-optimization/32220
9232 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9233 phi node is reached before defining statement.
9235 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9238 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9239 after changing the right hand side of the assignment.
9241 2007-06-06 Eric Christopher <echristo@apple.com>
9243 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9244 (x86_64-*-darwin*): Ditto.
9245 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9246 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9248 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9250 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9252 (add_key): Likewise.
9253 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9254 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9256 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9258 (add_cost_one_coalesce): Likewise.
9259 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9260 variable names. Rename orig to orig_name for consistency.
9261 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9263 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9265 (record_equivalences_from_stmt): Likewise.
9266 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9267 the coding conventions.
9268 (memory_ssa_name_same): Likewise.
9269 (dse_optimize_stmt): Likewise.
9270 (dse_record_phis): Likewise.
9271 (dse_finalize_block): Likewise.
9272 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9273 keywords as variable names.
9274 (may_move_till): Cast according to the coding conventions.
9275 (force_move_till_expr): Avoid using C++ keywords as variable names.
9276 (force_move_till): Cast according to the coding conventions.
9277 (memref_hash): Likewise.
9278 (memref_eq): Likewise.
9279 (gather_mem_refs_stmt): Likewise.
9280 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9281 using C++ keywords as variable names.
9282 (idx_find_step): Cast according to the coding conventions.
9283 (idx_record_use): Likewise.
9284 (find_depends): Likewise.
9285 (prepare_decl_rtl): Likewise.
9286 (mbc_entry_hash): Likewise.
9287 (mbc_entry_eq): Likewise.
9288 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9289 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9290 (idx_infer_loop_bounds): Cast according to the coding conventions.
9291 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9292 * tree-ssa-math-opts.c (occ_new ): Likwise.
9293 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9295 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9297 (add_use_op): Likewise.
9298 (add_vop): Likewise.
9299 (add_vuse_op): Likewise.
9300 (add_vdef_op): Likewise.
9301 (get_expr_operands): Likewise.
9302 (push_stmt_changes): Use type safe memory macros.
9303 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9304 keywords as variable names.
9305 (conditional_replacement): Likewise.
9306 (minmax_replacement): Likewise.
9307 (abs_replacement): Likewise.
9308 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9310 (insert_fake_stores): Avoid using C++ keywords as variable names.
9311 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9313 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9314 (heapvar_insert): Use type safe memory macros.
9315 (new_var_info): Cast according to the coding conventions.
9316 (new_constraint): Likewise.
9317 (remove_preds_and_fake_succs): Use type safe memory macros.
9318 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9320 (thread_single_edge): Likewise.
9321 (thread_through_loop_header): Likewise.
9323 2007-06-06 Eric Christopher <echristo@apple.com>
9325 * config/i386/i386.c (override_options): Move handling
9326 of TARGET_SUBTARGET* earlier.
9328 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9330 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9333 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9335 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9336 emited outside of basic block.
9337 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9339 * rtl.h (delete_insn_chain): Declaration changed.
9340 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9342 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9343 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9344 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9345 to delete_insn_chain.
9346 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9347 do not have bb field set.
9348 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9350 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9351 * cfgcleanup.c (try_optimize_cfg): Ditto.
9353 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9355 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9356 (lambda_body_vector_new): Use type safe memory macros.
9357 (lambda_linear_expression_new): Likewise.
9358 (lambda_loopnest_new): Likewise.
9359 (lambda_lattice_new): Likewise.
9360 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9361 conventions. Use type safe memory macros.
9362 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9363 (lambda_body_vector_s): Likewise.
9364 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9365 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9367 2007-06-06 Richard Guenther <rguenther@suse.de>
9369 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9370 if we need to schedule cfg_cleanup.
9371 (tree_ssa_forward_propagate_single_use_vars): Do so.
9373 2007-06-06 Ian Lance Taylor <iant@google.com>
9375 * fold-const.c (merge_ranges): If range_successor or
9376 range_predecessor fail, just return 0.
9378 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9380 PR tree-optimization/32216
9381 * tree-vectorizer.c (supportable_widening_operation): Determine
9382 signedness of FIX_TRUNC_EXPR from output operand.
9383 (supportable_narrowing_operation): Ditto.
9384 * tree-vect-generic.c (expand_vector_operations_1): Determine
9385 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9388 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9390 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9391 (struct pta): ...from here. Change flags to unsigned to avoid
9392 excessive casting (as it is used as a bit mask).
9393 (override_options): Add casts according to the coding convenventions.
9394 (x86_64_elf_unique_section): Likewise.
9395 (examine_argument): Avoid using C++ keywords as variable names.
9396 (construct_container): Likewise.
9397 (legitimize_pic_address): Likewise.
9398 (get_dllimport_decl): Cast according to the coding conventions. Use
9399 type safe memory macros.
9400 (legitimize_address): Cast according to the coding conventions.
9401 (emit_i387_cw_initialization): Corrected the type of slot to enum
9403 (ix86_init_machine_status): Use type safe memory macros.
9404 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9405 (bdesc_pcmpistr): Likewise.
9406 (bdesc_crc32): Likewise.
9407 (bdesc_sse_3arg): Likewise.
9408 (bdesc_2arg): Likewise.
9409 (bdesc_1arg): Likewise.
9410 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9411 (ix86_expand_sse_pcmpistr): Likewise.
9412 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9413 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9414 int to match the langhook definition.
9415 (ix86_builtin_conversion): Change the type of code to unsigned init to
9416 match the langhook definition.
9417 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9419 (ix86_preferred_output_reload_class): Likewise.
9420 (ix86_cannot_change_mode_class): Likewise.
9421 (ix86_memory_move_cost): Likewise.
9422 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9423 avoid excessive casting later on.
9424 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9426 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9428 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9429 as flags setting insn.
9430 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9432 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9434 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9435 (UNSPEC_ROUND): New.
9436 ("sse4_1_round<mode>2"): New insn pattern.
9437 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9439 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9440 expander using SSEMODEF mode macro. Expand using
9441 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9442 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9443 expander using SSEMODEF mode macro. Expand using
9444 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9445 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9446 expander using SSEMODEF mode macro. Expand using
9447 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9448 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9449 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9450 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9453 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9454 Sebastian Pop <sebpop@gmail.com>
9456 * lambda.h (build_linear_expr): New.
9457 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9458 Use build_linear_expr, call fold and force_gimple_operand.
9459 (lambda_loopnest_to_gcc_loopnest): Check that there is
9460 something to insert.
9461 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9463 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9465 PR preprocessor/23479
9466 * doc/extend.texi: Document the 0b-prefixed binary integer
9469 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9471 PR tree-optimization/32215
9472 * tree-vectorizer.c (supportable_widening_operation): Return false
9473 for unsupported FIX_TRUNC_EXPR tree code.
9474 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9476 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9478 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9479 register on SPE targets. Change documentation to reflect
9481 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9482 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9483 out of the register allocation pool.
9484 (rs6000_reg_live_or_pic_offset_p): New function.
9485 (rs6000_emit_prologue): Move the actual saving of LR up to free
9486 r0 for holding r11. Split saving of SPE 64-bit registers into
9487 its own case. Ensure that offsets will always be in-range for
9488 'evstdd' by using r11 as a scratch register to point at the start
9489 of the SPE save area. Save r11 if necessary, as it is the static
9491 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9492 into its own case. Ensure that offsets will always be in-range
9493 for 'evldd' by using r11 as a scratch register to point at the
9494 start of the SPE save area. Also adjust r11 when restoring
9495 the stack pointer to compensate for pre-loading r11.
9497 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9499 * cfg.c (init_flow): Use type safe memory macros.
9500 (alloc_block): Likewise.
9501 (unchecked_make_edge): Likewise.
9502 (dump_flow_info): Avoid using C++ keywords as variable names.
9503 (copy_original_table_clear): Cast according to the coding conventions.
9504 (copy_original_table_set): Likewise.
9505 * cfgexpand (label_rtx_for_bb): Likewise.
9506 (expand_gimple_basic_block): Likewise.
9507 * cfghooks.c (dump_bb): Likewise.
9508 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9510 (lv_add_condition_to_bb): Likewise.
9511 * cfglayout (relink_block_chain): Cast according to the coding
9513 (fixup_reorder_chain): Likewise.
9514 (fixup_fallthru_exit_predecessor): Likewise.
9515 * cfgloop.c (glb_enum_p): Likewise.
9516 (get_exit_description): Likewise.
9517 (dump_recorded_exit): Likewise.
9518 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9519 (struct loop): ... from here.
9520 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9522 * cfgrtl.c (rtl_create_basic_block): Likewise.
9523 (rtl_split_block): Likewise.
9524 (rtl_dump_bb): Likewise.
9525 (cfg_layout_split_block): Likewise.
9526 (init_rtl_bb_info): Use typesafe memory macros.
9528 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9529 * graphds.h: Updated all usages of edge to graph_edge.
9530 * graphds.c: Likewise.
9531 * cfgloopanal.c: Likewise.
9533 2007-06-05 Ian Lance Taylor <iant@google.com>
9535 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9536 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9537 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9539 (test_for_singularity): Likewise.
9541 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9543 * config/i386/constraints.md ("Y2"): Replaced by ...
9545 * config/i386/i386.md: Likewise.
9546 * config/i386/mmx.md: Likewise.
9547 * config/i386/sse.md: Likewise.
9549 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9551 * config/i386/constraints.md ("z"): Replaced by ...
9553 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9554 (sse4_1_blendvps): Likewise.
9555 (sse4_1_pblendvb): Likewise.
9556 (sse4_2_pcmpestr): Likewise.
9557 (sse4_2_pcmpestrm): Likewise.
9558 (sse4_2_pcmpestr_cconly): Likewise.
9559 (sse4_2_pcmpistr): Likewise.
9560 (sse4_2_pcmpistrm): Likewise.
9561 (sse4_2_pcmpistr_cconly): Likewise.
9563 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9565 * matrix-reorg.c (transform_access_sites): Fix computation.
9566 (transform_allocation_sites): Same.
9568 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9570 * config/i386/i386.c (override_options): Use
9571 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9573 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9575 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9576 (nonimm_not_xmm0_operand): Ditto.
9577 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9578 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9579 as operand[2] predicate. Require "z" class XMM register for
9580 operand[3]. Adjust asm template.
9581 ("sse4_1_blendvpd"): Ditto.
9582 ("sse4_1_pblendvb"): Ditto.
9583 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9584 force op2 into xmm0 register for variable blend instructions.
9586 2007-06-04 Tom Tromey <tromey@redhat.com>
9588 * c-tree.h (start_enum): Update.
9589 (build_enumerator): Likewise.
9590 * c-decl.c (enum_next_value): Removed.
9591 (enum_overflow): Likewise.
9592 (start_enum): Add c_enum_contents argument. Don't use globals.
9593 (build_enumerator): Likewise.
9594 * c-tree.h (struct c_enum_contents): New struct.
9596 2007-06-04 Tom Tromey <tromey@redhat.com>
9598 * c-common.c (c_common_get_alias_set): Fix indentation.
9600 2007-06-04 Ian Lance Taylor <iant@google.com>
9602 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9603 to overflow, reduce overflow infinity to regular infinity.
9604 (vrp_var_may_overflow): New static function.
9605 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9607 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9609 * stor-layout.c (layout_type): Remove duplicate code.
9611 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9614 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9615 before build_common_builtin_nodes ().
9617 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9620 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9622 2007-06-04 Jan Hubicka <jh@suse.cz>
9624 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9625 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9626 instead of _stat version.
9628 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9630 PR tree-optimization/32194
9631 * tree-predcom.c (determine_offset): Check that both references have
9634 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9636 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9637 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9638 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9639 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9640 Add argument to iterate_fix_dominators call.
9641 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9642 * gcse.c (hoist_code): Change domby to vector.
9643 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9644 Add argument to iterate_fix_dominators call.
9645 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9646 recompute_dominator.
9647 * lambda-code.c (perfect_nestify): Ditto.
9648 * cfgloopanal.c: Include graphds.h.
9649 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9650 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9651 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9653 * graphds.c: New file.
9654 * graphds.h: New file.
9655 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9656 (get_dominated_by, get_dominated_by_region): Change return type to
9658 (verify_dominators): Recompute all dominators and compare the results.
9659 (recount_dominator): Renamed to ...
9660 (recompute_dominator): ... this. Do not check that the block is
9662 (iterate_fix_dominators): Reimplemented.
9663 (prune_bbs_to_update_dominators, root_of_dom_tree,
9664 determine_dominators_for_sons): New functions.
9665 * et-forest.c (et_root): New function.
9666 * et-forest.h (et_root): Declare.
9667 * Makefile.in (graphds.o): Add.
9668 (cfgloopanal.o): Add graphds.h dependency.
9669 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9670 * basic-block.h (get_dominated_by, get_dominated_by_region,
9671 iterate_fix_dominators): Declaration changed.
9672 (recount_dominator): Renamed to ...
9673 (recompute_dominator): ... this.
9674 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9675 (thread_through_all_blocks): Do not free dominance info.
9677 2007-06-03 Andreas Schwab <schwab@suse.de>
9679 * config/m68k/m68k.c (override_options): Don't override
9681 * config/m68k/m68k-modes.def (SF, DF): Define to use
9682 motorola_single_format and motorola_double_format, resp.
9683 * real.c (motorola_single_format): Renamed from
9684 coldfire_single_format.
9685 (motorola_double_format): Renamed from coldfire_double_format.
9686 (encode_ieee_extended): Generate a proper canonical NaN image
9687 respecting canonical_nan_lsbs_set.
9688 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9690 * real.h: Adjust declarations.
9692 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9695 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9696 the symbol is generated with the stack protector.
9698 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9700 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9701 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9703 * doc/extend.texi (interrupt): Mention m68k.
9705 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9707 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9708 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9709 (ix86_expand_sse_pcmpestr): Do not check operands for
9710 "register_operand", when insn operand predicate is "register_operand".
9711 (ix86_expand_sse_pcmpistr): Ditto.
9713 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9714 Uros Bizjak <ubizjak@gmail.com>
9716 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9717 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9718 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9719 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9720 * config/i386/constraints.md ("z"): New register constraint
9721 for members of SSE_FIRST_REG class.
9722 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9723 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9724 SSE_FIRST_REG class.
9725 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9726 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9727 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9728 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9729 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9730 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9731 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9732 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9733 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9734 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9735 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9736 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9737 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9738 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9739 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9740 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9741 (struct builtin_description): Change "flag" field to unsigned.
9742 (bdesc_pcmpestr): New builtin description table.
9743 (bdesc_pcmpistr): Likewise.
9744 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9745 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9746 Initialize pcmp[ei]str[im] insns for SSE4.2.
9747 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9748 (ix86_expand_sse_pcmpistr): Likewise.
9749 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9750 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9751 (UNSPEC_PCMPISTR): Likewise.
9752 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9753 (sse4_2_pcmpestri):New isns pattern.
9754 (sse4_2_pcmpestrm): Likewise.
9755 (sse4_2_pcmpestr_cconly): Likewise.
9756 (sse4_2_pcmpistr): New insn patern and splitter.
9757 (sse4_2_pcmpistri):New isns pattern.
9758 (sse4_2_pcmpistrm): Likewise.
9759 (sse4_2_pcmpistr_cconly): Likewise.
9760 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9763 2007-06-01 David Daney <ddaney@avtrex.com>
9765 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9766 LOADGP_ABSOLUTE and not binds_local_p.
9768 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9770 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9772 2007-06-01 Ian Lance Taylor <iant@google.com>
9774 * tree-vrp.c (compare_name_with_value): Always set
9775 used_strict_overflow if we get a result from the variable itself.
9777 2007-06-01 Ian Lance Taylor <iant@google.com>
9779 PR rtl-optimization/31455
9780 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9781 subregs which have a cast between modes which are not tieable.
9783 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9785 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9786 breaks after return statements.
9788 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9790 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9791 only after no_new_pseudos.
9793 2007-05-31 Eric Christopher <echristo@apple.com>
9795 * expr.c (convert_move): Assert that we don't have a BLKmode
9797 (store_expr): Handle BLKmode moves by calling emit_block_move.
9799 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9801 * c-typeck.c (build_indirect_ref): Include type in error message.
9802 (build_binary_op): Pass types to binary_op_error.
9803 * c-common.c (binary_op_error): Take two type arguments, print out
9805 * c-common.h (binary_op_error): Update prototype.
9807 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9809 * config/i386/i386.c: Correct coments on -mno-sse4.
9811 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9813 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9814 (x86_64-*-*): Likewise.
9815 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9816 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9817 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9818 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9819 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9820 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9821 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9822 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9823 (OPTION_MASK_ISA_SSE4): Likewise.
9824 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9825 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9826 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9827 (override_options): Support SSE4.2.
9828 (ix86_build_const_vector): Support SImode and DImode.
9829 (ix86_build_signbit_mask): Likewise.
9830 (ix86_expand_int_vcond): Support V2DImode.
9831 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9832 (IX86_BUILTIN_CRC32HI): Likewise.
9833 (IX86_BUILTIN_CRC32SI): Likewise.
9834 (IX86_BUILTIN_CRC32DI): Likewise.
9835 (IX86_BUILTIN_PCMPGTQ): Likewise.
9836 (bdesc_crc32): Likewise.
9837 (bdesc_sse_3arg): Likewise.
9838 (ix86_expand_crc32): Likewise.
9839 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9840 (ix86_expand_builtin): Likewise.
9841 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9842 __SSE4_2__ for -msse4.2.
9843 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9844 (CRC32MODE): Likewise.
9845 (crc32modesuffix): Likewise.
9846 (crc32modeconstraint): Likewise.
9847 (sse4_2_crc32<mode>): Likewise.
9848 (sse4_2_crc32di): Likewise.
9849 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9851 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9852 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9853 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9854 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9855 (vcondu<mode>): Likewise.
9856 * doc/extend.texi: Document SSE4.2 built-in functions.
9857 * doc/invoke.texi: Document -msse4.2/-msse4.
9859 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9861 PR tree-optimization/32160
9862 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9863 variable as gimple reg.
9864 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9866 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9868 * gcc.c (main): Don't consider linker options when issuing the
9869 warning about a linker input file not being used.
9871 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9873 * tree-vrp.c (compare_names): Initialize sop.
9875 2007-05-30 Dirk Mueller <dmueller@suse.de>
9877 * cgraphunit.c (cgraph_analyze_function): Remove
9878 computation of inline parameters.
9880 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9882 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9884 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9886 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9887 Add vx-common.h. Include vxworks.h between vx-common.h and
9889 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9891 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9892 (TARGET_ASM_DESTRUCTOR): Likewise.
9893 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9894 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9895 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9896 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9897 (VXWORKS_ENDIAN_SPEC): Define.
9898 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9899 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9900 VXWORKS_* equivalents.
9901 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9902 (ASM_FILE_START): Delete.
9903 (TARGET_VERSION): Reformat.
9904 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9905 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9906 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9907 (FPBIT, DPBIT): Define.
9908 (fp-bit.c, dp-bit.c): New rules.
9909 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9910 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9911 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9912 * config/arm/arm.h: Include vxworks-dummy.h.
9913 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9914 Mark with ATTRIBUTE_UNUSED.
9915 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9916 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9917 make it incompatible with -msingle-pic-base.
9918 (arm_function_ok_for_sibcall): Return false for calls that might
9919 go through a VxWorks PIC PLT entry.
9920 (require_pic_register): New function, split out from...
9921 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9923 (arm_load_pic_register): Handle the VxWorks RTP initialization
9924 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9925 (arm_emit_call_insn): New function.
9926 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9927 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9928 (pic_offset_arm): New pattern.
9929 (call, call_value): Use arm_emit_call_insn.
9930 (call_internal, call_value_internal): New expanders.
9931 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9932 VxWorks unless __PIC__.
9934 2007-05-30 Eric Christopher <echristo@gmail.com>
9936 * genrecog.c: Include regs.h in generated file.
9937 * genemit.c: Ditto. Fix up formatting.
9938 * config/mn10300/constraints.md: New.
9939 * config/mn10300/mn10300.md: Include.
9940 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9941 Fix up for removed macro.
9942 * config/mn10300/predicates.md (call_address_operand): Ditto.
9943 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9944 (CONST_OK_FOR_I): Ditto.
9945 (CONST_OK_FOR_J): Ditto.
9946 (CONST_OK_FOR_K): Ditto.
9947 (CONST_OK_FOR_L): Ditto.
9948 (CONST_OK_FOR_M): Ditto.
9949 (CONST_OK_FOR_N): Ditto.
9950 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9954 (EXTRA_CONSTRAINT): Ditto.
9956 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9958 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9960 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9961 OPTION_MASK_ISA_64BIT.
9962 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9964 2007-05-30 Richard Guenther <rguenther@suse.de>
9967 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9968 types for comparison.
9969 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9970 with original typed arguments.
9971 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9973 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9975 PR tree-optimization/31769
9976 * except.c (duplicate_eh_regions): Clear prev_try if
9977 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9979 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9981 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9982 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9983 bsi of the location where statements should be inserted.
9984 (sink_code_in_bb): Take bsi from statement_sink_location.
9985 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9986 instead of bsi_start.
9987 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9989 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9990 (bsi_move_before): Document inconsistency with bsi_move_after.
9991 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9993 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9995 * config/i386/i386.h (TARGET_ABM): New define.
9996 (TARGET_POPCNT): Ditto.
9997 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9998 New temporary defines to redefine from OPTION_ISA_* defines.
9999 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
10000 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
10001 (ix86_isa_flags): New extern int declaration.
10002 (TARGET_SUBTARGET_DEFAULT): New define.
10003 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
10004 (TARGET_SUBTARGET32_DEFAULT): Ditto.
10005 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
10006 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
10007 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
10008 * config/i386/darwin.h: Change TARGET_64BIT define to
10011 * config/i386/i386.opt (m3dnowa): Define as undocumented option
10012 using existing "ix86_isa_flags" varible.
10013 (m32, m64): Use existing "ix86_isa_flags" variable.
10014 (mmmx, m3dnow): Ditto.
10015 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
10016 (mabm): Define as non-negative option using "x86_abm" variable.
10017 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
10019 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
10020 Rewrite feature test bitmap.
10021 (ix86_isa_flags): New initialized global int varible.
10022 (ix86_isa_flags_explicit): New static int variable.
10023 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
10024 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
10025 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
10026 target_flags_explicit.
10027 (override_options): Remove "target_enable" and "target_disable" fields
10028 from "struct ptt". Update processor_target_table accordingly. Remove
10029 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
10030 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
10031 "target_flags" and "ix86_isa_flags_explicit" instead of
10032 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
10033 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
10034 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
10035 to true when either of PTA_POPCNT or PTA_ABM is set in
10036 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
10037 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
10038 processor_alias_table flags entry. Remove handling of
10039 "target_enable" and "target_disable" fields of processor_target_table.
10040 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
10041 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
10042 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
10043 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
10044 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
10046 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
10048 2007-05-29 David Daney <ddaney@avtrex.com>
10051 * config/mips/mips.c (mips_output_mi_thunk): Emit
10052 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
10054 2007-05-29 Hui-May Chang <hm.chang@apple.com>
10055 * config/i386/i386.c (ix86_function_regparm): Added checking of
10056 ix86_force_align_arg_pointer to determine the number of
10057 register parameters.
10059 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
10061 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
10062 (SET_DR_MISALIGNMENT): New.
10063 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
10064 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
10065 Use SET_DR_MISALIGNMENT.
10066 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
10068 * tree-data-ref.c (create_data_ref, compute_all_dependences,
10069 find_loop_nest): Export.
10070 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
10071 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
10072 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
10073 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
10075 (struct mem_ref): Add field reuse_distance.
10076 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
10077 Initialize reuse_distance field.
10078 (issue_prefetch_ref): Select temporality of prefetch according to
10080 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
10081 self_reuse_distance, determine_loop_nest_reuse): New functions.
10082 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
10083 (tree_ssa_prefetch_arrays): Dump L2 cache size.
10084 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
10087 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
10089 * tree-ssa-alias.c: Add aliasing overview.
10091 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
10092 Danny Smith <dannysmith@users.sourceforge.net>
10095 * config/i386/t-crtfm: Compile crtfastmath.o with
10096 -minline-all-stringops.
10097 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
10098 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
10100 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10102 * doc/md.texi: Document constraints on HP PA-RISC.
10104 * pa/constraints.md: New file.
10105 * pa.md: Include constraints.md.
10106 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10107 (integer_store_memory_operand, ldil_cint_p): New functions.
10108 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10109 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10110 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10111 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10112 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10114 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10117 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10118 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10119 case POSTDECREMENT_EXPR>): Return the error_mark_node
10120 if either the real or imaginary parts would an
10123 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10125 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10126 name when we remove it from a call.
10128 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10130 * targhooks.c (default_narrow_bitfield): Remove.
10131 * targhooks.h: Remove the prototype for
10132 default_narrow_bitfield.
10134 * langhooks-def.h: Remove the prototype for
10135 hook_get_alias_set_0.
10136 * langhooks.c (hook_get_alias_set_0): Remove.
10138 * global.c (EXECUTE_IF_CONFLICT): Remove.
10140 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10143 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10144 return true when truth_value_p is true and the type
10147 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10149 * doc/install.texi (Prerequisites): We no longer require Autoconf
10150 2.13 for the top-level.
10152 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10154 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10155 memory access via x86_expand_vector_move_misalign() only for
10156 TImode values on 32-bit targets.
10158 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10160 * matrix-reorg.c: New file. Implement matrix flattening and
10161 transposing optimization.
10162 * tree-pass.h: Add matrix reorg pass.
10163 * common.opt: Add fipa-mreorg flag.
10164 * Makefile.in: Add matrix-reorg.c.
10165 * passes.c: Add matrix reorg pass.
10166 * varpool.c (add_new_static_var): New function.
10167 * cgraph.h (add_new_static_var): Declare.
10169 2007-05-27 Eric Christopher <echristo@apple.com>
10171 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10172 sp_offset depending on stack size. Save r12 depending
10173 on registers we're saving later.
10174 (rs6000_emit_epilogue): Update sp_offset depending only
10177 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10179 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10180 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10181 * ifcvt.c (if_convert): Ditto.
10182 * tree-ssa-threadupdate.c (thread_block): Ditto.
10183 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10184 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10185 verify_loop_closed_ssa): Check number_of_loops instead of
10187 * predict.c (tree_estimate_probability): Ditto.
10188 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10189 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10190 * modulo-sched.c (sms_schedule): Ditto.
10191 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10192 (scev_finalize): Do not do anything if scev analysis was not
10194 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10195 current_loops == NULL.
10196 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10197 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10198 there are no loops.
10199 (loop_optimizer_finalize): Assert that loops were analyzed.
10200 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10201 rtl_doloop): Check number_of_loops instead of current_loops.
10202 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10203 current_loops == NULL.
10204 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10205 gate_tree_vectorize tree_linear_transform, check_data_deps,
10206 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10207 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10208 Check number_of_loops instead of current_loops.
10209 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10210 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10211 free loops if available.
10212 (execute_pre): Do not pass do_fre to fini_pre.
10214 2007-05-27 Tobias Burnus <burnus@net-b.de>
10216 PR middle-end/32083
10217 * real.c (mpfr_from_real): Fix sign of -Inf.
10219 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10221 * tree-vect-transform.c (vectorizable_conversion): Initialize
10222 tree_code variables to ERROR_MARK.
10223 (vectorizable_type_demotion): Likewise.
10224 (vectorizable_type_promotion): Likewise.
10226 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10229 * config/i386/i386.md (movti): Handle push operands via
10230 ix86_expand_push().
10232 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10234 * basic-block.h: Remove the prototype for merge_seq_blocks.
10235 * cfgcleanup.c (merge_seq_blocks): Remove.
10237 * tree-flow.h: Remove the prototype for is_aliased_with.
10238 * tree-ssa-alias.c (is_aliased_with): Remove.
10240 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10242 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10244 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10246 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10247 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10248 (vec_unpacks_hi_v16qi): Likewise.
10249 (vec_unpacku_lo_v16qi): Likewise.
10250 (vec_unpacks_lo_v16qi): Likewise.
10251 (vec_unpacku_hi_v8hi): Likewise.
10252 (vec_unpacks_hi_v8hi): Likewise.
10253 (vec_unpacku_lo_v8hi): Likewise.
10254 (vec_unpacks_lo_v8hi): Likewise.
10255 (vec_unpacku_hi_v4si): Likewise.
10256 (vec_unpacks_hi_v4si): Likewise.
10257 (vec_unpacku_lo_v4si): Likewise.
10258 (vec_unpacks_lo_v4si): Likewise.
10260 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10262 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10263 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10264 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10265 follow spelling conventions in various
10266 warning/error/diagnostic messages.
10268 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10269 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10270 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10271 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10272 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10273 * doc/tm.texi: Follow spelling conventions.
10275 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10278 * tree-ssa-forwprop.c
10279 (forward_propagate_addr_into_variable_array_index): Remove
10280 the lhs argument. Use the type of def_rhs instead of lhs.
10281 (forward_propagate_addr_expr_1): Update use of
10282 forward_propagate_addr_into_variable_array_index.
10284 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10285 Nigel Stephens <nigel@mips.com>
10287 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10288 function attributes, "far" being an alias for "long_call".
10289 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10290 (mips_near_type_p, mips_far_type_p): New.
10291 (mips_comp_type_attributes): New function to check that attributes
10292 attached to a function type are compatible.
10293 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10294 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10295 to the target function of the thunk.
10296 (mips_encode_section_info): Check for "near" and "far" function
10297 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10299 * config/mips/predicates.md (const_call_insn_operand): Test only
10300 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10302 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10305 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10306 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10307 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10308 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10310 2007-05-25 Eric Christopher <echristo@apple.com>
10312 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10313 to x86-darwin configurations.
10314 * config/i386/t-darwin: Add softfp support.
10315 * config/i386/t-darwin64: Ditto.
10316 * config/i386/sfp-machine.h: If mach then don't use
10317 aliasing, emit a stub to call.
10319 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10321 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10322 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10323 tree-predcom.c, tree-ssa-alias-warnings.c,
10324 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10325 comment typos. Follow spelling conventions.
10326 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10328 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10331 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10332 constants into memory. Expand unaligned memory references for
10333 SSE modes via x86_expand_vector_move_misalign() function.
10335 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10337 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10338 "memory" attribute for "sseishft" type insn without operands[2].
10340 2007-05-25 Dirk Mueller <dmueller@suse.de>
10341 Marcus Meissner <meissner@suse.de>
10343 * doc/extend.texi (alloc_size): New attribute.
10344 * c-common.c (handle_alloc_size_attribute): New.
10345 * tree-object-size.c (alloc_object_size): Use alloc_size
10346 attribute, if available.
10348 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10350 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10352 (__builtin_ia32_vec_ext_v2di): Likewise.
10353 (__builtin_ia32_vec_ext_v4si): Likewise.
10354 (__builtin_ia32_vec_ext_v8hi): Likewise.
10355 (__builtin_ia32_vec_ext_v16qi): Likewise.
10356 (__builtin_ia32_vec_set_v8hi): Likewise.
10358 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10360 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10362 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10364 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10365 (arm_is_longcall_p): Rename to...
10366 (arm_is_long_call_p): ...this. Take a single tree argument and
10368 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10369 (CUMULATIVE_ARGS): Remove call_cookie.
10370 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10371 (ENCODED_LONG_CALL_ATTR_P): Delete.
10372 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10373 LONG_CALL_FLAG_CHAR cases.
10374 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10375 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10376 ARM_DECLARE_FUNCTION_SIZE.
10377 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10378 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10379 (arm_encode_call_attribute, current_file_function_operand): Delete.
10380 (arm_function_in_section_p): New function.
10381 (arm_is_longcall_p): Rename to...
10382 (arm_is_long_call_p): ...this. Take the target function as a single
10383 argument and return a bool. Do not rely on call cookies. Check
10384 whether the target symbol is in the same section as the current
10385 function, not just the same compilation unit.
10386 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10387 (arm_encode_section_info): Don't encode a call type.
10388 * config/arm/arm.md (call, call_value): Update calls to
10389 arm_is_long(_)call_p. Simplify logic.
10390 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10391 Update calls to arm_is_long(_)call_p.
10393 2007-05-25 Richard Guenther <rguenther@suse.de>
10395 PR tree-optimization/31982
10396 * tree-ssa-forwprop.c
10397 (forward_propagate_addr_into_variable_array_index): Handle arrays
10398 with element size one.
10400 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10402 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10403 (umulsi3_highpart): Likewise.
10405 2007-05-24 Ian Lance Taylor <iant@google.com>
10407 PR rtl-optimization/32069
10408 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10411 2007-05-24 Ollie Wild <aaw@google.com>
10413 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10416 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10418 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10419 (oprs_unchanged_p): Use it to check all registers in a REG.
10420 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10421 (reg_set_between_after_reload_p): Delete.
10422 (reg_used_between_after_reload_p): Likewise.
10423 (reg_set_or_used_since_bb_start): Likewise.
10424 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10425 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10426 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10427 * rtlanal.c (reg_set_p): Check whether REG overlaps
10428 regs_invalidated_by_call, rather than just checking the
10429 membership of REGNO (REG).
10431 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10433 * doc/passes.texi: Document predictive commoning.
10434 * doc/invoke.texi (-fpredictive-commoning): Document.
10435 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10436 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10437 adding indices to the generated name.
10438 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10439 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10440 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10441 (op_symbol_code): ... and exported.
10442 (dump_omp_clause, op_symbol): Use op_symbol_code
10443 instead of op_symbol_1.
10444 * tree-pass.h (pass_predcom): Declare.
10445 * timevar.def (TV_PREDCOM): New timevar.
10446 * tree-ssa-loop.c (run_tree_predictive_commoning,
10447 gate_tree_predictive_commoning, pass_predcom): New.
10448 * tree-data-ref.c (find_data_references_in_loop): Find the
10449 references in dominance order.
10450 (canonicalize_base_object_address): Ensure that the result has
10452 (dr_analyze_innermost): Export.
10453 (create_data_ref): Code to fail for references with invariant
10455 (find_data_references_in_stmt): ... here.
10456 * tree-data-ref.h (dr_analyze_innermost): Declare.
10457 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10458 (aff_combination_find_elt, name_expansion_hash,
10459 name_expansion_eq, tree_to_aff_combination_expand,
10460 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10462 * tree-affine.h (aff_combination_constant_multiple_p,
10463 tree_to_aff_combination_expand): Declare.
10464 * tree-predcom.c: New file.
10465 * common.opt (fpredictive-commoning): New option.
10466 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10467 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10468 * Makefile.in (tree-predcom.o): Add.
10469 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10470 * passes.c (init_optimization_passes): Add dceloop after
10471 copy propagation in loop optimizer. Add predictive commoning
10472 to loop optimizer passes.
10474 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10476 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10479 2007-05-24 Jan Hubicka <jh@suse.cz>
10481 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10483 (genheader): Include statistics.h.
10485 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10487 * print-rtl.c (flag_dump_unnumbered): Update comments.
10488 (print_rtl): Fix my previous change.
10489 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10492 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10494 PR middle-end/32018
10495 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10497 (thread_through_all_blocks): Call initialize_original_copy_tables
10498 and free_original_copy_tables.
10499 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10501 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10502 * cfghooks.c (duplicate_block): Use get_loop_copy.
10503 * cfg.c: Include cfgloop.h.
10504 (loop_copy): New hash table.
10505 (initialize_original_copy_tables): Initialize loop_copy table.
10506 (free_original_copy_tables): Free loop_copy table.
10507 (copy_original_table_clear, copy_original_table_set,
10508 set_loop_copy, get_loop_copy): New functions.
10509 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10510 * cfgloop.h (struct loop): Remove copy field.
10511 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10512 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10514 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10516 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10517 -msse/-msse2/-msse3.
10519 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10521 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10522 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10524 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10527 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10528 * targhooks.h (default_mangle_decl_assembler_name): Declare
10530 * targhooks.c (default_mangle_decl_assembler_name): Define
10532 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10534 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10535 * langhooks.c (lhd_set_decl_assembler_name): Call
10536 targetm.mangle_decl_assembler_name for names with global scope.
10538 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10540 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10541 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10543 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10544 New. Factored out of i386_pe_encode_section_info.
10545 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10546 Move check for prior decoration of stdcall
10547 symbols to i386_pe_encode_section_info.
10548 (i386_pe_encode_section_info): Adjust call to
10549 gen_stdcall_or_fastcall_suffix. Use
10550 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10551 (i386_pe_mangle_decl_assembler_name): New. Wrap
10552 i386_pe_maybe_mangle_decl_assembler_name.
10554 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10556 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10557 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10558 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10559 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10560 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10563 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10564 Nigel Stephens <nigel@mips.com>
10565 Richard Sandiford <richard@codesourcery.com>
10567 Fix up MIPS16 hard float and add support for complex.
10569 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10570 (TARGET_SOFT_FLOAT_ABI): New.
10571 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10572 __mips_soft_float to reflect the ABI in use, not whether the
10573 FPU is directly accessible (e.g., in MIPS16 mode).
10574 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10575 (UNITS_PER_FPVALUE): Likewise.
10577 * config/mips/mips.c (mips_expand_call): Remove redundant
10578 TARGET_MIPS16 check.
10579 (mips_arg_regno): New.
10580 (function_arg_advance): When setting bits in cum->fp_code for
10581 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10583 (function_arg): Use mips_arg_regno.
10584 (mips_return_mode_in_fpr_p): New.
10585 (mips16_call_stub_mode_suffix): New.
10586 (mips16_cfun_returns_in_fpr_p): New.
10587 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10588 (mips_output_function_prologue): Test mips16_hard_float, not
10589 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10590 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10591 return value into a floating-point register.
10592 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10593 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10594 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10595 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10596 word of double arguments from or to the high bits of 64-bit
10597 floating point registers.
10598 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10599 (mips16_fpret_double): New helper function.
10600 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10601 support for complex modes. Fill in DECL_RESULT for stubdecl.
10602 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10604 * config/mips/mips16.S
10605 (RET, ARG1, ARG2): New.
10606 (MERGE_GPRf, MERGE_GPRt): New.
10607 (DELAYt, DELAYf): New.
10608 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10609 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10610 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10611 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10612 (SFOP): Renamed to...
10613 (OPSF3): This, and macro-ified. Updated all uses.
10614 (SFOP2): Renamed to...
10615 (OPSF2): This, and macro-ified. Updated all uses.
10616 (SFCMP): Renamed to...
10617 (CMPSF): This, and macro-ified. Updated all uses.
10618 (SFREVCMP): Renamed to...
10619 (REVCMPSF): This, and macro-ified. Updated all uses.
10620 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10621 (LDDBL1, LDDBL2, RETDBL): Deleted.
10622 (DFOP): Renamed to...
10623 (OPDF3): This, and macro-ified. Updated all uses.
10624 (DFOP2): Renamed to...
10625 (OPDF2): This, and macro-ified. Updated all uses.
10626 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10627 (DFCMP): Renamed to...
10628 (CMPDF): This, and macro-ified. Updated all uses.
10629 (DFREVCMP): Renamed to...
10630 (REVCMPDF): This, and macro-ified. Updated all uses.
10631 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10632 (RET_FUNCTION): New.
10633 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10634 (__mips16_ret_sc, __mips16_ret_dc): New.
10635 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10636 STUB_ARGS_6, STUB_ARGS_10): New.
10637 (CALL_STUB_NO_RET): New.
10638 (__mips16_call_stub_1): Macro-ified.
10639 (__mips16_call_stub_5): Macro-ified.
10640 (__mips16_call_stub_2): Macro-ified.
10641 (__mips16_call_stub_6): Macro-ified.
10642 (__mips16_call_stub_9): Macro-ified.
10643 (__mips16_call_stub_10): Macro-ified.
10644 (CALL_STUB_RET): New.
10645 (__mips16_call_stub_sf_0): Macro-ified.
10646 (__mips16_call_stub_sf_1): Macro-ified.
10647 (__mips16_call_stub_sf_5): Macro-ified.
10648 (__mips16_call_stub_sf_2): Macro-ified.
10649 (__mips16_call_stub_sf_6): Macro-ified.
10650 (__mips16_call_stub_sf_9): Macro-ified.
10651 (__mips16_call_stub_sf_10): Macro-ified.
10652 (__mips16_call_stub_df_0): Macro-ified.
10653 (__mips16_call_stub_df_1): Macro-ified.
10654 (__mips16_call_stub_df_5): Macro-ified.
10655 (__mips16_call_stub_df_2): Macro-ified.
10656 (__mips16_call_stub_df_6): Macro-ified.
10657 (__mips16_call_stub_df_9): Macro-ified.
10658 (__mips16_call_stub_df_10): Macro-ified.
10659 (__mips16_call_stub_sc_0): New.
10660 (__mips16_call_stub_sc_1): New.
10661 (__mips16_call_stub_sc_5): New.
10662 (__mips16_call_stub_sc_2): New.
10663 (__mips16_call_stub_sc_6): New.
10664 (__mips16_call_stub_sc_9): New.
10665 (__mips16_call_stub_sc_10): New.
10666 (__mips16_call_stub_dc_0): New.
10667 (__mips16_call_stub_dc_1): New.
10668 (__mips16_call_stub_dc_5): New.
10669 (__mips16_call_stub_dc_2): New.
10670 (__mips16_call_stub_dc_6): New.
10671 (__mips16_call_stub_dc_9): New.
10672 (__mips16_call_stub_dc_10): New.
10674 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10675 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10676 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10678 2007-05-23 Ian Lance Taylor <iant@google.com>
10680 * doc/invoke.texi (Invoking GCC): Document that the order of the
10683 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10686 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10687 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10688 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10692 * config/score/score.c (score_print_operand): Make sure that only
10693 lower bits are used.
10695 2007-05-22 Ian Lance Taylor <iant@google.com>
10697 * tree-vrp.c (avoid_overflow_infinity): New static function,
10698 broken out of set_value_range_to_value.
10699 (set_value_range_to_value): Call avoid_overflow_infinity.
10700 (extract_range_from_assert): Likewise.
10702 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10704 PR middle-end/31095
10705 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10706 change the type before looking for a COMPOUND_EXPR.
10708 2007-05-22 Ian Lance Taylor <iant@google.com>
10710 * lower-subreg.c (decompose_multiword_subregs): If we change an
10711 insn, call remove_retval_note on it.
10713 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10715 * regs.h (end_hard_regno): New function.
10716 (END_HARD_REGNO, END_REGNO): New macros.
10717 (add_to_hard_reg_set): New function.
10718 (remove_from_hard_reg_set): Likewise.
10719 (in_hard_reg_set_p): Likewise.
10720 (overlaps_hard_reg_set_p): Likewise.
10721 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10722 (note_btr_set): Use END_HARD_REGNO.
10723 * caller-save.c (setup_save_areas): Use end_hard_regno.
10724 (mark_set_regs): Use END_HARD_REGNO.
10725 (add_stored_regs): Use end_hard_regno.
10726 (mark_referenced_regs): Use add_to_hard_reg_set.
10727 * combine.c (update_table_tick): Use END_REGNO.
10728 (record_value_for_reg): Likewise.
10729 (record_dead_and_set_regs): Likewise.
10730 (get_last_value_validate): Likewise.
10731 (use_crosses_set_p): Likewise.
10732 (reg_dead_at_p_1): Likewise.
10733 (reg_dead_at_p): Likewise.
10734 (mark_used_regs_combine): Use add_to_hard_reg_set.
10735 (move_deaths): Use END_HARD_REGNO.
10736 (reg_bitfield_target_p): Use end_hard_regno.
10737 (distribute_notes): Use END_HARD_REGNO.
10738 * cse.c (mention_regs): Use END_REGNO.
10739 (insert): Use add_to_hard_reg_set.
10740 (invalidate): Use END_HARD_REGNO.
10741 (invalidate_for_call): Likewise.
10742 (exp_equiv_p): Use END_REGNO.
10743 (cse_insn): Likewise.
10744 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10745 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10746 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10747 * function.c (keep_stack_depressed): Use end_hard_regno.
10748 * global.c (global_alloc): Use end_hard_regno.
10749 (global_conflicts): Use add_to_hard_reg_set instead of
10751 (find_reg): Likewise.
10752 (mark_reg_store): Likewise.
10753 (mark_reg_conflicts): Likewise.
10754 (mark_reg_death): Use remove_from_hard_reg_set.
10755 (mark_reg_live_nc): Delete.
10756 (set_preference): Use end_hard_regno.
10757 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10758 remove_from_hard_reg_set.
10759 (post_mark_life): Use add_to_hard_reg_set.
10760 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10761 (reg_becomes_live): Use add_to_hard_reg_set.
10762 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10763 (peep2_find_free_register): Use add_to_hard_reg_set.
10764 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10765 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10766 * regrename.c (note_sets): Use add_to_hard_reg_set.
10767 (clear_dead_regs): Use remove_from_hard_reg_set.
10768 (regrename_optimize): Use add_to_hard_reg_set.
10769 (find_oldest_value_reg): Use in_hard_reg_set_p.
10770 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10771 (hard_reg_set_here_p): Use end_hard_regno.
10772 (decompose): Likewise.
10773 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10774 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10775 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10776 (mark_home_live): Use end_hard_regno.
10777 (spill_hard_reg): Likewise.
10778 (clear_reload_reg_in_use): Likewise.
10779 * reorg.c (delete_prior_computation): Use END_REGNO.
10780 * resource.c (update_live_status): Use END_HARD_REGNO.
10781 (mark_referenced_resources): Use add_to_hard_reg_set.
10782 (mark_set_resources): Likewise.
10783 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10784 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10785 (reg_overlap_mentioned_p): Likewise.
10786 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10787 (covers_regno_no_parallel_p): Use END_REGNO.
10788 (find_regno_note): Likewise.
10789 (find_reg_fusage): Use END_HARD_REGNO.
10790 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10791 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10793 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10795 * mode-switching.c (reg_dies): Change type of second argument to
10797 (optimize_mode_switching): Update accordingly.
10799 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10801 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10803 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10804 (hard_reg_set_empty_p): ...these new functions.
10805 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10806 GO_IF_HARD_REG_SUBSET.
10807 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10808 instead of GO_IF_HARD_REG_EQUAL.
10809 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10810 instead of GO_IF_HARD_REG_EQUAL.
10811 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10812 GO_IF_HARD_REG_SUBSET.
10813 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10814 GO_IF_HARD_REG_EQUAL.
10815 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10816 of GO_IF_HARD_REG_SUBSET.
10817 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10818 instead of GO_IF_HARD_REG_EQUAL.
10819 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10820 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10821 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10822 of GO_IF_HARD_REG_SUBSET,
10823 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10824 GO_IF_HARD_REG_SUBSET.
10825 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10826 instead of GO_IF_HARD_REG_EQUAL.
10827 * config/sh/sh.c (push_regs, calc_live_regs): Use
10828 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10829 (hard_regs_intersect_p): Delete.
10831 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10833 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10835 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10836 Richard Henderson <rth@redhat.com>
10838 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10840 (x86_64-*-*): Likewise.
10842 * i386/i386-modes.def (V2QI): New.
10844 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10846 (override_options): Support SSE4.1.
10847 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10848 (IX86_BUILTIN_BLENDPS): Likewise.
10849 (IX86_BUILTIN_BLENDVPD): Likewise.
10850 (IX86_BUILTIN_BLENDVPS): Likewise.
10851 (IX86_BUILTIN_PBLENDVB128): Likewise.
10852 (IX86_BUILTIN_PBLENDW128): Likewise.
10853 (IX86_BUILTIN_DPPD): Likewise.
10854 (IX86_BUILTIN_DPPS): Likewise.
10855 (IX86_BUILTIN_INSERTPS128): Likewise.
10856 (IX86_BUILTIN_MOVNTDQA): Likewise.
10857 (IX86_BUILTIN_MPSADBW128): Likewise.
10858 (IX86_BUILTIN_PACKUSDW128): Likewise.
10859 (IX86_BUILTIN_PCMPEQQ): Likewise.
10860 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10861 (IX86_BUILTIN_PMAXSB128): Likewise.
10862 (IX86_BUILTIN_PMAXSD128): Likewise.
10863 (IX86_BUILTIN_PMAXUD128): Likewise.
10864 (IX86_BUILTIN_PMAXUW128): Likewise.
10865 (IX86_BUILTIN_PMINSB128): Likewise.
10866 (IX86_BUILTIN_PMINSD128): Likewise.
10867 (IX86_BUILTIN_PMINUD128): Likewise.
10868 (IX86_BUILTIN_PMINUW128): Likewise.
10869 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10870 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10871 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10872 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10873 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10874 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10875 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10876 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10877 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10878 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10879 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10880 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10881 (IX86_BUILTIN_PMULDQ128): Likewise.
10882 (IX86_BUILTIN_PMULLD128): Likewise.
10883 (IX86_BUILTIN_ROUNDPD): Likewise.
10884 (IX86_BUILTIN_ROUNDPS): Likewise.
10885 (IX86_BUILTIN_ROUNDSD): Likewise.
10886 (IX86_BUILTIN_ROUNDSS): Likewise.
10887 (IX86_BUILTIN_PTESTZ): Likewise.
10888 (IX86_BUILTIN_PTESTC): Likewise.
10889 (IX86_BUILTIN_PTESTNZC): Likewise.
10890 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10891 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10892 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10893 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10894 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10895 (bdesc_ptest): New.
10896 (bdesc_sse_3arg): Likewise.
10897 (bdesc_2arg): Likewise.
10898 (bdesc_1arg): Likewise.
10899 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10901 (ix86_expand_sse_4_operands_builtin): New.
10902 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10903 smaller than 8 bits as the 2nd arg.
10904 (ix86_expand_sse_ptest): New.
10905 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10906 (ix86_expand_vector_set): Support SSE4.1.
10907 (ix86_expand_vector_extract): Likewise.
10909 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10910 __SSE4_1__ for -msse4.1.
10912 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10913 (UNSPEC_INSERTPS): Likewise.
10914 (UNSPEC_DP): Likewise.
10915 (UNSPEC_MOVNTDQA): Likewise.
10916 (UNSPEC_MPSADBW): Likewise.
10917 (UNSPEC_PHMINPOSUW): Likewise.
10918 (UNSPEC_PTEST): Likewise.
10919 (UNSPEC_ROUNDP): Likewise.
10920 (UNSPEC_ROUNDS): Likewise.
10922 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10924 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10925 (const_pow2_1_to_32768_operand): Likewise.
10927 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10930 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10932 (sse4_1_insertps): Likewise.
10933 (*sse4_1_extractps): Likewise.
10934 (sse4_1_ptest): Likewise.
10935 (sse4_1_mulv2siv2di3): Likewise.
10936 (*sse4_1_mulv4si3): Likewise.
10937 (*sse4_1_smax<mode>3): Likewise.
10938 (*sse4_1_umax<mode>3): Likewise.
10939 (*sse4_1_smin<mode>3): Likewise.
10940 (*sse4_1_umin<mode>3): Likewise.
10941 (sse4_1_eqv2di3): Likewise.
10942 (*sse4_1_pinsrb): Likewise.
10943 (*sse4_1_pinsrd): Likewise.
10944 (*sse4_1_pinsrq): Likewise.
10945 (*sse4_1_pextrb): Likewise.
10946 (*sse4_1_pextrb_memory): Likewise.
10947 (*sse4_1_pextrw_memory): Likewise.
10948 (*sse4_1_pextrq): Likewise.
10949 (sse4_1_blendpd): Likewise.
10950 (sse4_1_blendps): Likewise.
10951 (sse4_1_blendvpd): Likewise.
10952 (sse4_1_blendvps): Likewise.
10953 (sse4_1_dppd): Likewise.
10954 (sse4_1_dpps): Likewise.
10955 (sse4_1_movntdqa): Likewise.
10956 (sse4_1_mpsadbw): Likewise.
10957 (sse4_1_packusdw): Likewise.
10958 (sse4_1_pblendvb): Likewise.
10959 (sse4_1_pblendw): Likewise.
10960 (sse4_1_phminposuw): Likewise.
10961 (sse4_1_extendv8qiv8hi2): Likewise.
10962 (*sse4_1_extendv8qiv8hi2): Likewise.
10963 (sse4_1_extendv4qiv4si2): Likewise.
10964 (*sse4_1_extendv4qiv4si2): Likewise.
10965 (sse4_1_extendv2qiv2di2): Likewise.
10966 (*sse4_1_extendv2qiv2di2): Likewise.
10967 (sse4_1_extendv4hiv4si2): Likewise.
10968 (*sse4_1_extendv4hiv4si2): Likewise.
10969 (sse4_1_extendv2hiv2di2): Likewise.
10970 (*sse4_1_extendv2hiv2di2): Likewise.
10971 (sse4_1_extendv2siv2di2): Likewise.
10972 (*sse4_1_extendv2siv2di2): Likewise.
10973 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10974 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10975 (sse4_1_zero_extendv4qiv4si2): Likewise.
10976 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10977 (sse4_1_zero_extendv2qiv2di2): Likewise.
10978 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10979 (sse4_1_zero_extendv4hiv4si2): Likewise.
10980 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10981 (sse4_1_zero_extendv2hiv2di2): Likewise.
10982 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10983 (sse4_1_zero_extendv2siv2di2): Likewise.
10984 (*sse4_1_zero_extendv2siv2di2): Likewise.
10985 (sse4_1_roundpd): Likewise.
10986 (sse4_1_roundps): Likewise.
10987 (sse4_1_roundsd): Likewise.
10988 (sse4_1_roundss): Likewise.
10989 (mulv4si3): Don't expand for SSE4.1.
10990 (smax<mode>3): Likewise.
10991 (umaxv4si3): Likewise.
10992 (uminv16qi3): Likewise.
10993 (umin<mode>3): Likewise.
10994 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10996 * doc/extend.texi: Document SSE4.1 built-in functions.
10998 * doc/invoke.texi: Document -msse4.1.
11000 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
11002 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
11003 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
11004 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
11005 (ASM_SPEC): Add asm_pcrel_spec.
11006 (EXTRA_SPECS): Add asm_pcrel_spec.
11008 2007-05-21 David Daney <ddaney@avtrex.com>
11010 * doc/install.texi (Building a cross compiler): Add requirements
11011 for Java cross compiler.
11013 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11015 PR middle-end/31995
11016 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
11017 Add loopno argument. Use evolution_function_is_invariant_rec_p
11018 instead of evolution_function_is_constant_p.
11019 Update calls to evolution_function_is_affine_multivariate_p.
11020 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
11021 Add loopno argument.
11022 * tree-scalar-evolution.c (gather_chrec_stats): Call
11023 evolution_function_is_affine_multivariate_p with a loop
11025 * tree-data-ref.c (analyze_miv_subscript): Likewise.
11026 (analyze_overlapping_iterations): Likewise.
11027 (access_functions_are_affine_or_constant_p): Likewise.
11028 (build_classic_dist_vector_1): If the access functions
11029 are equal, don't do anything.
11031 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
11032 Paolo Carlini <pcarlini@suse.de>
11033 Uros Bizjak <ubizjak@gmail.com>
11035 * c-cppbuiltin.c (c_cpp_builtins): Define
11036 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
11037 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
11038 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
11039 * doc/cpp.texi ([Standard Predefined Macros]): Document.
11041 2007-05-21 Mike Stump <mrs@apple.com>
11043 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
11045 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11047 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
11049 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
11050 implementation if __OPTIMIZE__ is not defined.
11051 (_mm_alignr_pi8): Ditto.
11052 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11053 (_mm_inserti_si64): Ditto.
11054 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11055 (_mm_slli_epi16): Ditto.
11056 (_mm_slli_epi32): Ditto.
11057 (_mm_slli_epi64): Ditto.
11058 (_mm_srai_epi16): Ditto.
11059 (_mm_srai_epi32): Ditto.
11060 (_mm_srli_si128): Ditto.
11061 (_mm_slli_si128): Ditto.
11062 (_mm_srli_epi16): Ditto.
11063 (_mm_srli_epi32): Ditto.
11064 (_mm_srli_epi64): Ditto.
11065 (_mm_extract_epi16): Ditto.
11066 (_mm_insert_epi16): Ditto.
11067 (_mm_shufflehi_epi16): Ditto.
11068 (_mm_shufflelo_epi16): Ditto.
11069 (_mm_shuffle_epi32): Ditto.
11070 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
11071 (_m_pextrw): Ditto.
11072 (_mm_insert_pi16): Ditto.
11073 (_m_pinsrw): Ditto.
11074 (_mm_shuffle_pi16): Ditto.
11075 (_m_pshufw): Ditto.
11076 (_mm_shufle_ps): Ditto.
11077 (_mm_prefetch): Ditto.
11079 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
11081 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
11082 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
11083 * real.c (encode_i370_single, decode_i370_single,
11084 encode_i370_double, decode_i370_double): Functions removed.
11085 (i370_single_format, i370_double_format): Initializations removed.
11086 (real_maxval, round_for_format, exact_real_truncate, significand_size):
11087 Consider the log2_b field to always be one.
11088 (ieee_single_format, mips_single_format, coldfire_single_format,
11089 ieee_double_format, mips_double_format, coldfire_double_format,
11090 ieee_extended_motorola_format, ieee_extended_intel_96_format,
11091 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
11092 ibm_extended_format, mips_extended_format, ieee_quad_format,
11093 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
11094 decimal_single_format, decimal_double_format, decimal_quad_format,
11095 c4x_single_format, c4x_extended_format, real_internal_format): Remove
11096 initialization of log2_b.
11097 * real.h (i370_single_format, i370_double_format): Declarations
11099 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
11100 field to always be one.
11102 2007-05-21 Andreas Schwab <schwab@suse.de>
11104 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11105 NOTE_INSN_BASIC_BLOCK_P.
11106 (process_for_unwind_directive): Likewise.
11108 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11110 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11111 * function.h (struct function): Move va_list_gpr_size,
11112 va_list_fpr_size, function_frequency to front of bitfields. Add
11114 (current_function_calls_unwind_init): New.
11115 * except.c (expand_builtin_unwind_init): Set
11116 current_function_calls_unwind_init not
11117 current_function_has_nonlocal_label.
11118 * reload1.c (has_nonexceptional_receiver): New.
11119 (reload): Use it and current_function_calls_unwind_init to
11120 determine whether call-saved regs must be saved.
11122 2007-05-20 Jan Hubicka <jh@suse.cz>
11124 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11125 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11126 * ddg.c (create_ddg): LIkewise.
11127 * final.c (final): Remove hunk moving line number notes around since
11128 they are no longer present at this stage.
11129 (final_scan_insn): Use NOTE_KIND instead of
11130 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11131 (output_asm_label): Likewise.
11132 * reorg.c (dbr_schedule): Likewise.
11133 * haifa-sched.c (unlink_other_notes): Likewise.
11134 * mode-switching.c (optimize_mode_switching): Likewise.
11135 * graph.c (start_bb): Likewise.
11136 * rtl.def (NOTE): Update description.
11137 * jump.c (squeeze_notes): Delete.
11138 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11139 NOTE_INSN_BASIC_BLOCK_P when possible.
11140 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11141 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11142 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11143 (dwarf2out_var_location): Likewise.
11144 * cfgbuild.c (make_edges): Likewise.
11145 (find_basic_blocks_1): Likewise.
11146 * function.c (reorder_blocks_1): Likewise.
11147 (epilogue_done): Likewise.
11148 (reposition_prologue_and_epilogue_notes): Likewise.
11149 * print-rtl.c (print_rtx): Likewise; drop code for printing
11151 (print_rtl): Likewise.
11152 (print_rtl_single): Likewise.
11153 * gcse.c (insert_insn_start_bb): Likewise.
11154 * alias.c (init_alias_analysis): Likewise.
11155 * calls.c (fixup_tail_calls): Likewise.
11156 * except.c (sjlj_emit_function_enter): Likewise.
11157 * emit-rtl.c (add_insn_after): Likeiwse.
11158 (emit_label_before): Likewise.
11159 (emit_label_after): Likewise.
11160 (emit_note_before, emit_note_after, emit_note): Update
11161 parameter to be enum insn_note; do not deal with source
11163 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11164 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11166 (merge_blocks_move_successor_nojumps): Simplify now when
11167 we don't have BLOCK notes.
11168 (try_optimize_cfg): Likewise.
11169 * cfglayout.c (skip_insns_after_block): Likewise.
11170 (record_effective_endpoints): Likewise.
11171 (duplicate_insn_chain): Likewise.
11172 * varasm.c (output_constant_pool_1): Likewise.
11173 * sched-deps.c (sched_analyze): Likewise.
11174 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11176 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11177 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11178 (SET_INSN_DELETED): Simplify.
11179 (NOTE_LINE_NUMBER): Exterminate.
11180 (NOTE_LINE_KIND): New.
11181 (NOTE_INSN_BASIC_BLOCK_P): Update.
11182 (enum insn_note): Simplify.
11183 (GET_NOTE_INSN_NAME) Simplify.
11184 (emit_note_before, emit_note_after, emit_note): Update prototype.
11185 (squeeze_notes): Remove.
11186 * sched-int.h (NOTE_NOT_BB_P): Update.
11187 * resource.c (mark_target_live_regs): Update.
11188 * sched-rgn.c (debug_dependencies): Update.
11189 * sched-vis.c (print_insn): Update.
11190 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11191 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11192 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11193 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11194 (split_branches): Update.
11195 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11197 (sh_adjust_unroll_max): Exterminate.
11198 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11199 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11200 (m68hc11_reorg): Likewise.
11201 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11202 (emit_predicate_relation_info): Update.
11203 (process_for_unwind_directive): Update.
11204 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11205 (output_call): Update.
11206 * config/pa/pa.c (output_lbranch): Update.
11207 (output_millicode_call): Update.
11208 (output_call): Update.
11209 (pa_combine_instructions): Update.
11210 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11211 * config/bfin/bfin.c (gen_one_bundle): Update.
11212 * cfgrtl.c (can_delete_note_p): Update.
11213 (delete_insn): Update.
11214 (rtl_merge_blocks): Update.
11215 (commit_one_edge_insertion): Update.
11216 (rtl_verify_flow_info): Update.
11217 * stmt.c (expand_case): Do not call squeeze_notes.
11219 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11226 * c.opt (Wtype-limits): New.
11227 * doc/invoke.texi (Wtype-limits): Document it.
11228 (Wextra): Enabled by -Wextra.
11229 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11230 * c-common.c (shorten_compare): Warn with Wtype-limits.
11232 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11234 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11235 inlined function, not as a macro.
11236 (_mm_alignr_pi8): Ditto.
11237 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11238 (_mm_inserti_si64): Ditto.
11239 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11240 (_mm_extract_epi16): Ditto.
11241 (_mm_insert_epi16): Ditto.
11242 (_mm_shufflehi_epi16): Ditto.
11243 (_mm_shufflelo_epi16): Ditto.
11244 (_mm_shuffle_epi32): Ditto.
11245 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11246 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11248 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11250 (_m_to_float): Use C89 compatible assignment.
11252 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11255 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11257 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11260 * doc/invoke.texi (Wreturn-type): Complete description.
11261 (Wextra): Delete item about return-type warning.
11262 * c-decl.c: Delete redundant Wextra warning.
11264 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11267 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11268 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11269 inlined function, not as a macro.
11270 (_mm_prefetch): Ditto.
11271 (_m_pextrw): Ditto.
11272 (_mm_insert_pi16): Ditto.
11273 (_m_pinsrw): Ditto.
11274 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11275 (_m_pshufw): Ditto. Add const to __N argument.
11276 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11277 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11278 (_mm_slli_epi32): Ditto.
11279 (_mm_srli_si128): Implement as always inlined function, not as a
11280 macro. Add __inline to function declaration.
11281 (_mm_slli_si128): Ditto.
11283 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11285 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11286 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11288 (struct fenv): New structure.
11289 (FP_HANDLE_EXCEPTIONS): New define.
11290 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11291 (_FP_DECL_EXP): New define.
11292 (FP_INIT_ROUNDMODE): New define.
11293 (FP_ROUNDMODE): New define.
11295 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11297 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11298 (Wconversion): Update description.
11299 (Wconversion-sign): New.
11300 * c.opt (Wconversion-sign): New.
11301 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11302 means disabled for C++. Otherwise, take the status of Wconversion.
11303 * c-common.c (conversion_warning): Warn with either Wconversion or
11305 (warnings_for_convert_and_check): Conditions are already checked by
11306 conversion_warning.
11307 (convert_and_check): Don't check warnings if the conversion failed.
11309 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11310 Anatoly Sokolov <aesok@dol.ru>
11312 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11313 avr_epilogue_uses) : Add declaration.
11314 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11315 * config/avr/constraints.md (R): New constraint.
11316 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11317 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11318 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11319 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11320 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11321 call_prologue_saves, epilogue_restores, return_from_epilogue,
11322 return_from_main_epilogue, return_from_interrupt_epilogue,
11323 return_from_naked_epilogue, prologue, epilogue): New patterns.
11324 (jump): Handle symbol reference.
11325 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11326 avr_output_function_prologue, avr_output_function_epilogue): Remove
11328 (avr_init_machine_status, expand_prologue, expand_epilogue,
11329 avr_asm_function_end_prologue, avr_epilogue_uses,
11330 avr_asm_function_begin_epilogue): New functions.
11331 (prologue_size, epilogue_size, jump_tables_size): Remove global
11333 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11334 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11335 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11336 (avr_override_options): Initialise init_machine_status.
11337 (output_movhi): Handle all stack pointer loads.
11338 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11339 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11340 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11341 (EPILOGUE_USES) Redefine.
11342 (machine_function) Declare.
11344 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11346 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11347 Use a single return statement.
11349 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11351 PR middle-end/30250
11352 * builtins.c (do_mpfr_lgamma_r): New.
11353 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11354 * tree.h (CASE_FLT_FN_REENT): New.
11356 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11358 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11359 (output_die): Use 'unsigned long' with %x.
11360 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11361 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11362 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11364 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11366 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11371 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11372 true if function has no argument.
11374 2007-05-18 DJ Delorie <dj@redhat.com>
11376 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11377 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11379 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11381 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11382 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11383 count_trailing_zeros.
11384 (__i386__): Implement count_leading_zeros using __builtin_clz().
11385 Implement count_trailing_zeros usign __builtin_ctz().
11387 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11389 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11391 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11393 PR middle-end/31344
11394 * expr.c (emit_move_change_mode): Change mode of push operands here.
11396 2007-05-17 Ian Lance Taylor <iant@google.com>
11398 PR tree-optimization/31953
11399 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11400 Change all callers.
11401 (set_value_range_to_null): Call set_value_range_to_value.
11402 (extract_range_from_comparison): Likewise.
11404 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11406 * toplev.c (print_version): Output GMP/MPFR version info.
11408 * builtins.c (CASE_MATHFN_REENT): New macro.
11409 (mathfn_built_in): Use it.
11410 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11411 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11412 BUILT_IN_LGAMMAL_R): New.
11413 * doc/extend.texi: Document new builtins.
11415 PR middle-end/31796
11416 * builtins.c (do_mpfr_remquo): New.
11417 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11418 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11420 PR middle-end/30251
11421 * builtins.c (fold_builtin_1): Handle y0, y1.
11422 (fold_builtin_2): Handle yn.
11424 PR middle-end/30251
11425 * builtins.c (do_mpfr_bessel_n): New.
11426 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11427 (fold_builtin_2): Handle BUILT_IN_JN.
11429 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11432 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11433 TYPE_PRECISION (intmax_type_node).
11435 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11438 * reload.c (subst_reloads): Remove checking.
11440 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11442 PR rtl-optimization/31691
11443 * combine.c (simplify_set): Build a new src pattern instead of
11444 substituting its operands in the COMPARE case.
11446 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11448 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11449 (execute_vrp): Preserve loops through jump threading.
11450 * tree-ssa-threadupdate.c (thread_single_edge,
11451 dbds_continue_enumeration_p, determine_bb_domination_status,
11452 thread_through_loop_header): New functions.
11453 (create_edge_and_update_destination_phis,
11454 create_edge_and_update_destination_phis): Set loops for the new blocks.
11455 (prune_undesirable_thread_requests): Removed.
11456 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11458 (thread_block): Do not call prune_undesirable_thread_requests.
11460 (mark_threaded_blocks): Select edges to thread here.
11461 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11462 Thread edges through loop headers independently.
11463 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11464 * tree-pass.h (TODO_mark_first_instance): New.
11465 (first_pass_instance): Declare.
11466 * cfghooks.c (duplicate_block): Put the block to the original loop
11467 if copy is not specified.
11468 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11469 jump threading. Pass may_peel_loop_headers to
11470 thread_through_all_blocks according to first_pass_instance.
11471 * cfgloop.h (create_preheader): Declare.
11472 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11473 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11474 * passes.c (first_pass_instance): New variable.
11475 (next_pass_1): Set TODO_mark_first_instance.
11476 (execute_todo): Set first_pass_instance.
11478 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11480 PR tree-optimization/24659
11481 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11482 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11483 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11484 OTI_vec_pack_ufix_trunc.
11485 (vec_unpacks_float_hi_optab): Define new macro.
11486 (vec_unpacks_float_lo_optab): Ditto.
11487 (vec_unpacku_float_hi_optab): Ditto.
11488 (vec_unpacku_float_lo_optab): Ditto.
11489 (vec_pack_sfix_trunc_optab): Ditto.
11490 (vec_pack_ufix_trunc_optab): Ditto.
11491 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11492 and vec_pack_[s|u]fix_trunc_optab using
11493 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11494 * tree-vectorizer.c (supportable_widening_operation): Handle
11495 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11496 (supportable_narrowing_operation): New function.
11497 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11498 * tree-vect-transform.c (vectorizable_conversion): Handle
11499 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11500 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11501 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11502 to check for target support.
11503 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11504 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11505 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11506 for VEC_PACK_FIX_TRUNC_EXPR.
11507 (expand_binop): Special case mode of the result for
11508 vec_pack_[u|s]fix_trunc_optab.
11509 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11510 vec_pack_[u|s]fix_trunc_optab.
11512 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11513 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11514 * tree-pretty-print.c (dump_generic_node): Handle
11515 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11516 VEC_PACK_FIX_TRUNC_EXPR.
11518 * expr.c (expand_expr_real_1): Ditto.
11519 * tree-inline.c (estimate_num_insns_1): Ditto.
11520 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11522 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11523 (vec_unpacks_float_lo_v8hi): Ditto.
11524 (vec_unpacku_float_hi_v8hi): Ditto.
11525 (vec_unpacku_float_lo_v8hi): Ditto.
11526 (vec_unpacks_float_hi_v4si): Ditto.
11527 (vec_unpacks_float_lo_v4si): Ditto.
11528 (vec_pack_sfix_trunc_v2df): Ditto.
11530 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11532 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11533 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11534 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11535 [vec_pack_ufix_trunc]: Ditto.
11536 [vec_unpacks_float_hi]: Ditto.
11537 [vec_unpacks_float_lo]: Ditto.
11538 [vec_unpacku_float_hi]: Ditto.
11539 [vec_unpacku_float_lo]: Ditto.
11541 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11543 * soft-fp/README: Update for new files.
11544 * soft-fp/floattisf.c: New file.
11545 * soft-fp/floattidf.c: New file.
11546 * soft-fp/floattitf.c: New file.
11547 * soft-fp/floatuntisf.c: New file.
11548 * soft-fp/floatuntidf.c: New file.
11549 * soft-fp/floatuntitf.c: New file.
11550 * soft-fp/fixsfti.c: New file.
11551 * soft-fp/fixdfti.c: New file.
11552 * soft-fp/fixtfti.c: New file.
11553 * soft-fp/fixunssfti.c: New file.
11554 * soft-fp/fixunsdfti.c: New file.
11555 * soft-fp/fixunstfti.c: New file.
11556 * soft-fp/extendxftf.c: New file.
11557 * soft-fp/trunctfxf.c: New file.
11559 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11560 (__trunctfxf2): Ditto.
11562 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11563 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11564 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11565 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11566 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11567 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11569 * config/i386/t-fprules-softfp64: New file.
11570 * config/i386/sfp-machine.h: New file.
11571 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11572 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11573 and soft-fp/t-softfp to tmake_file.
11574 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11575 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11577 * config/i386/t-linux64 (softfp_wrap_start): New.
11578 (softfp_wrap_end): New.
11579 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11580 supported for TARGET_64BIT.
11582 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11584 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11585 c_common_unsigned_type behavior.
11587 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11589 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11592 2007-05-16 Eric Christopher <echristo@apple.com>
11594 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11595 saving after stack push. Set sp_offset whenever we push.
11596 (rs6000_emit_epilogue): Move altivec register restore before
11599 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11601 * configure.ac: Allow sysroots to be relocated under $prefix as
11602 well as $exec_prefix.
11603 * configure: Regenerate.
11605 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11609 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11611 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11612 (gcc_tooldir): Likewise.
11613 * configure: Regenerate.
11614 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11615 old configure.ac gcc_tooldir setting.
11616 (prefix_to_exec_prefix): New variable.
11617 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11618 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11620 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11622 * c-typeck.c (build_binary_op): Return early for error.
11624 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11626 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11627 struct nb_iter_bound.
11628 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11629 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11630 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11631 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11632 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11633 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11634 (del_scev_info): Use ggc_free.
11635 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11636 * loop-init.c: Include ggc.h.
11637 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11638 (loop_optimizer_finalize): Use ggc_free.
11639 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11640 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11641 pass_iv_optimize): Add TODO_ggc_collect.
11642 * function.h (struct function): Remove skip marker from
11644 * cfgloop.c: Include ggc.h.
11645 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11647 (establish_preds): Vector superloops is gc allocated.
11648 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11650 (flow_loops_find): Vector larray is gc allocated.
11651 (loop_exit_free): Use ggc_free.
11652 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11653 that head of exits list is now not a part of struct loop.
11654 (record_loop_exits): Allocate exits table in gc memory.
11655 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11656 that head of exits list is now not a part of struct loop.
11657 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11658 struct loop_exit): Add GTY marker.
11659 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11660 Add skip marker to aux field. Make head of exits list a separate
11662 (struct loops): Add GTY marker. Make larray vector gc allocated.
11663 Add param marker to exits table.
11664 (get_loops): Type changed.
11665 * Makefile.in (tree-scalar-evolution.o): Add
11666 gt-tree-scalar-evolution.h dependency.
11667 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11668 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11669 * basic-block.h (struct basic_block_def): Remove skip marker from
11672 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11674 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11675 of 0 in the call to expand_expr().
11676 (expand_builtin_mathfn_3): Ditto.
11677 (expand_builtin_interclass_mathfn): Ditto.
11678 (expand_builtin_cexpi): Ditto.
11679 (expand_builtin_int_roundingfn): Ditto.
11680 (expand_builtin_int_roundingfn_2): Ditto.
11681 (expand_builtin_pow): Ditto.
11682 (expand_builtin_powi): Ditto.
11683 (expand_builtin_bswap): Ditto.
11684 (expand_builtin_unop): Ditto.
11685 (expand_builtin_fabs): Ditto.
11686 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11687 the call to expand_expr().
11688 (expand_builtin_sync_operation): Ditto.
11689 (expand_builtin_compare_and_swap): Ditto.
11690 (expand_builtin_lock_test_and_set): Ditto.
11691 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11692 instead of 0 in the call to expand_expr().
11693 (expand_builtin_extract_return_addr): Ditto.
11694 (expand_builtin_eh_return): Ditto.
11695 (expand_eh_return): Ditto.
11696 * explow.c (expr_size): Ditto.
11697 * expr.c (optimize_bitfield_assignment_op): Ditto.
11698 (expand_assignement): Ditto.
11699 (store_expr): Ditto.
11700 (store_field): Ditto.
11701 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11702 the call to expand_expr().
11703 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11704 in the call to expand_expr().
11705 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11706 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11707 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11709 * optabs.c (expand_vec_shift_expr): Ditto.
11710 (expand_vec_cond_expr): Ditto.
11711 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11712 call to expand_expr().
11713 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11714 in the call to expand_expr().
11716 2007-05-14 Dave Korn <dave.korn@artimi.com>
11718 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11720 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11722 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11723 instead of c_common_unsigned_type.
11724 (c_common_unsigned_type): Remove.
11725 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11726 c_common_unsigned_type.
11727 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11728 c_common_unsigned_type.
11729 * c-common.h (c_common_unsigned_type): Remove.
11730 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11731 c_common_unsigned_type.
11732 * c-format.c (check_format_types): Use unsigned_type_for instead of
11733 c_common_unsigned_type.
11734 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11735 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11736 of c_common_unsigned_type.
11737 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11738 lang_hooks.types.unsigned_type.
11739 * expmed.c (make_tree): Use unsigned_type_for instead of
11740 lang_hooks.types.unsigned_type.
11741 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11742 lang_hooks.types.unsigned_type.
11743 (build_range_check): Likewise.
11744 (fold_unary): Likewise.
11745 (fold_binary): Likewise.
11746 (fold_ternary): Likewise.
11747 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11748 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11749 * tree.c (get_unsigned_type): New.
11750 (unsigned_type_for): Use get_unsigned_type instead of
11751 lang_hooks.types.unsigned_type.
11753 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11755 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11756 to m68k_get_function_kind. Update its prototype.
11757 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11759 (m68k_interrupt_function_p): Return enum m68k_function_type
11760 instead of bool. Rename to m68k_get_function_kind.
11761 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11762 target is not fido.
11763 (m68k_compute_frame_layout): Don't mark any register for save
11764 if an interrupt_thread attribute is specified.
11765 (m68k_hard_regno_rename_ok): Update a use of
11766 m68k_interrupt_function_p.
11767 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11768 m68k_interrupt_function_p.
11769 (m68k_function_type): New.
11770 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11771 for a function with an interrupt_thread attribute.
11772 * doc/extend.texi: Document the interrupt_thread attribute.
11774 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11776 Fix PR tree-optimization/31911
11777 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11778 if they didn't change the expression.
11780 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11782 * tree-scalar-evolution.c (resolve_mixers): Exported.
11783 * tree-scalar-evolution.h (resolve_mixers): Declare.
11784 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11785 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11786 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11787 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11788 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11789 strip_conversion, analyze_offset_expr, address_analysis,
11790 object_analysis, analyze_offset): Removed.
11791 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11792 split_constant_offset, canonicalize_base_object_address,
11793 object_address_invariant_in_loop_p, disjoint_objects_p,
11794 dr_may_alias_p, dr_address_invariant_p): New functions.
11795 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11796 and dr_analyze_alias.
11797 (initialize_data_dependence_relation): Use dr_may_alias_p
11798 and object_address_invariant_in_loop_p.
11799 (compute_self_dependence): Handle the case when
11800 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11801 (find_data_references_in_stmt): Restrict the analysis of data
11802 references to the given loop nest.
11803 (find_data_references_in_loop): Made static. Pass loop nest to
11804 find_data_references_in_stmt.
11805 (compute_data_dependences_for_loop): Use DR_VOPS.
11806 (free_data_ref): Free DR_VOPS.
11807 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11808 (struct innermost_loop_behavior): ... new.
11809 (struct base_object_info): Replaced by ...
11810 (struct indices): ... new.
11811 (struct dr_alias): New.
11812 (enum data_ref_type): Removed.
11813 (struct data_reference): Consist of struct innermost_loop_behavior,
11814 struct indices and struct dr_alias.
11815 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11816 (DR_MEMTAG): Renamed to ...
11817 (DR_SYMBOL_TAG): ... this.
11818 (find_data_references_in_loop): Declaration removed.
11819 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11820 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11821 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11822 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11824 2007-05-13 Revital Eres <eres@il.ibm.com>
11826 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11827 which walks virtual def-use chains to find redundant stores.
11828 (dse_optimize_stmt): Call it.
11830 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11832 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11833 * passes.c (init_optimization_passes): Move pass_jump_bypass
11836 * basic-block.h (bb_has_eh_pred): Fix style issue.
11838 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11840 PR rtl-optimization/31848
11841 * loop-invariant.c (move_invariant_reg): If we move an insn
11842 with a REG_EQUAL note, and that insn is not always executed,
11843 remove the REG_EQUAL note.
11845 2007-05-12 Richard Guenther <rguenther@suse.de>
11847 PR tree-optimization/31797
11848 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11849 propagate into a stmt that has volatile ops.
11851 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11853 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11854 (gcc_tooldir): Likewise.
11855 * configure: Regenerate.
11856 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11857 old configure.ac gcc_tooldir setting.
11858 (prefix_to_exec_prefix): New variable.
11859 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11860 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11862 2007-05-11 Silvius Rus <rus@google.com>
11864 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11865 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11866 * c-common.h (strict_aliasing_warning): Change return type.
11867 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11868 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11869 (build_c_cast): Condition call to strict_aliasing_warning.
11870 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11871 * flags.h (set_Wstrict_aliasing): Declare.
11872 * opts.c (set_Wstrict_alising): Define, add call to.
11873 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11874 * tree-ssa-alias-warnings.c: New file.
11875 * tree-ssa-alias.c (compute_may_aliases): Add call to
11876 strict_aliasing_warning_backend.
11878 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11880 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11881 Use loop_depth and loop_outer accessor functions.
11882 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11883 determine_invariantness_stmt, move_computations_stmt): Ditto.
11884 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11885 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11886 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11887 * tree-scalar-evolution.c (interpret_loop_phi,
11888 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11889 instantiate_parameters_1, scev_const_prop): Ditto.
11890 * cfghooks.c (make_forwarder_block): Ditto.
11891 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11892 * modulo-sched.c (loop_canon_p): Ditto.
11893 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11894 slpeel_can_duplicate_loop_p): Ditto.
11895 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11896 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11897 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11898 cancel_loop, verify_loop_structure): Ditto.
11899 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11900 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11901 superloops vector instead of "pred" array.
11902 (establish_preds): Take father loop as an argument. Initialize the
11904 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11905 Do not initialize loop->outer.
11906 (flow_loop_tree_node_remove): Truncate the superloops vector.
11907 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11908 "pred" merged to "superloops" vector.
11909 (loop_depth, loop_outer): New.
11910 (fel_init): Use loop_outer.
11912 2007-05-11 Jan Hubicka <jh@suse.cz>
11914 * cgraphunit.c: Include gt-cgraphunit.h
11915 (static_ctors, static_dtors): New static vars.
11916 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11917 based on implementation in c-common.c
11918 (cgraph_finalize_function): Call record_cdtor_fn.
11919 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11920 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11921 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11922 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11923 build_cdtor, c_build_cdtor_fns): Remove.
11924 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11925 c_build_cdtor_fns): Remove prototype.
11927 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11930 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11931 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11932 * builtins.c (fold_builtin_memchr): New.
11933 (expand_builtin_memchr): Call the latter.
11934 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11935 * doc/extend.texi ([Other built-in functions provided by GCC]):
11938 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11940 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11941 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11942 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11943 PFPO_OP1_TYPE_SHIFT): Constants added.
11944 (DFP_ALL): Mode macro defined.
11945 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11946 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11947 Insn definitions added.
11948 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11949 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11952 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11954 PR tree-optimization/31885
11955 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11956 NULL_TREE to be undetermined.
11957 (automatically_generated_chrec_p): Return false for NULL.
11959 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11961 * config/bfin/bfin.h (MOVE_RATIO): Define.
11963 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11965 * config.gcc (sparc-wrs-vxworks): New target.
11966 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11967 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11968 * config/sparc/sparc.h: Include vxworks-dummy.h.
11969 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11970 include LABEL_REFs too.
11971 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11972 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11974 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11976 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11977 (sparc_emit_call_insn): New function.
11978 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11979 functions when generating VxWorks PIC.
11980 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11981 (call, call_value): Use sparc_emit_call_insn instead of
11984 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11986 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11988 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11990 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11991 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11992 split_double instead of operand_subword.
11994 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11996 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11997 * config/bfin/bfin.c (bfin_local_alignment): New function.
11998 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
12000 2007-05-08 Chao-ying Fu <fu@mips.com>
12002 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
12003 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
12004 (smsub_widen_optab, umsub_widen_optab): Define.
12005 * optabs.c (init_optabs): Initialize smsub_widen_optab and
12007 * genopinit.c (optabs): Fill in smsub_widen_optab and
12009 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
12010 and umsub_widen_optab to implement multiply-subtract sequences.
12011 * config/mips/mips.md (*msac<u>_di): Rename to...
12012 (<u>msubsidi4): ...this. Extend condition to include
12013 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12014 of operand 0 to "ka" and use the three-operand form of msub<u>
12016 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
12019 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
12021 PR rtl-optimization/28011
12022 * reload.c (push_reload): Set dont_share if IN appears in OUT
12023 also when IN is a PLUS rtx.
12024 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
12027 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
12029 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
12030 call unshare_all_decls.
12031 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
12032 (unshare_all_decls): Remove.
12034 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
12037 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
12040 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
12041 Nigel Stephens <nigel@mips.com>
12043 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
12044 Update comments and all uses.
12045 (MIN_FPRS_PER_FMT): Define.
12046 * config/mips/mips.c (function_arg): Fix to correctly handle
12047 the -mips32r2 -mfp64 -mabi=32 case.
12048 (override_options): Enable use of odd-numbered registers for
12049 SFmode values on MIPS32.
12050 (mips_save_reg_p): Save whole floating-point register pair if
12051 either half is used.
12052 (compute_frame_size): Fix comment.
12054 2007-05-08 Jie Zhang <jie.zhang@analog.com>
12056 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
12057 argument of type bool.
12058 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
12059 argument. Safely select temporary P register according to it.
12060 (do_link): Change call site of add_to_reg accordingly.
12061 (do_unlink): Add epilogue_p as a fourth argument and pass it
12063 (expand_interrupt_handler_epilogue): Change call of do_unlink
12065 (bfin_expand_prologue): Add a third argument sibcall_p.
12066 * config/bfin/bfin.md (epilogue): Change call of
12067 bfin_expand_epilogue accordingly.
12068 (sibcall_epilogue): Likewise.
12069 (eh_return_internal): Likewise.
12071 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
12072 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
12073 * config/bfin/bfin.c (bfin_handle_option): Handle
12074 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
12075 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
12076 Support bf534, bf536 and bf561.
12077 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
12079 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
12082 * config/i386/i386.c (ix86_function_regparm): Process local
12083 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
12085 2007-05-07 Mike Stump <mrs@apple.com>
12087 * doc/invoke.texi (Warning Options): Document that -Wempty-body
12088 also checks for and while statements in C++.
12090 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
12092 * gcc.c (at_file_supplied): New variable.
12093 (main): Set it if we expanded argv.
12094 (do_spec_1): Pass an @-file to the linker if we were called with
12095 an @-file argument and HAVE_GNU_LD.
12096 * collect2.c (at_file_supplied): New variable.
12097 (response_file): New variable.
12098 (collect_exit): Unlink response_file if necessary.
12099 (handler): Likewise.
12100 (do_wait): Likewise.
12101 (main): Set at_file_supplied if we expanded argv.
12102 (collect_execute): Pass an @-file to subprocesses if we were called
12103 with an @-file argument.
12104 * configure.ac: Add define for HAVE_GNU_LD.
12105 * configure: Regenerate.
12106 * config.in: Regenerate.
12108 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12110 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12111 operand to HI mode.
12116 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12118 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12119 (TARGET_ENCODE_SECTION_INFO): Re-define.
12120 (m32c_encode_section_info): New
12121 (function_vector_handler): New
12122 (current_function_special_page_vector): New
12123 (m32c_special_page_vector_p): New.
12124 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12126 * config/m32c/jump.md: Added instruction JSRS for functions
12127 with attribute "function_vector".
12128 * doc/extend.texi (function_vector): Added description
12129 for M16C, M32C targets.
12131 2007-05-07 DJ Delorie <dj@redhat.com>
12134 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12135 ashrpsi3, lshrpsi3): Update shift count constraint.
12137 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12138 Nathan Froyd <froydnj@codesourcery.com>
12141 * c-incpath.c (add_path): Strip trailing path separators.
12143 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12145 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12146 Free dominance info before purging EH edges.
12147 (eliminate_degenerate_phis): Likewise.
12148 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12150 2007-05-07 Jan Hubicka <jh@suse.cz>
12152 * gimplify.c (gimplify_expr): Do not crash when folding
12153 (void *)(int)&a + 4.
12155 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12158 * c-opts.c (lang_fortran): Make it non static.
12159 * c-common.h (lang_fortran): New prototype.
12160 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12161 -lang-fortran option was passed by the driver.
12163 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12165 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12166 of ASSERT_CHECKING. Tweak message.
12168 2007-05-06 Revital Eres <eres@il.ibm.com>
12171 * loop-unroll.c (insert_var_expansion_initialization):
12172 Initialize the expansions with -zero instead of +zero.
12174 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12176 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12177 into pic and non-pic versions. Mark r19 as used for
12178 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12179 for tgd_load, tld_load and tie_load .
12180 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12181 version of tgd_load, tld_load and tie_load depending on the
12184 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12185 Jakub Jelinek <jakub@redhat.com>
12187 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12188 (__do_global_dtors_aux): Use more paranoid loop to run
12189 destructors if HIDDEN_DTOR_LIST_END.
12190 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12192 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12194 * varasm.c (align_variable): Don't increase alignment for
12195 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12196 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12198 2007-05-04 Josh Conner <jconner@apple.com>
12200 * basic-block.h (cdi_direction): Assign values to all enumeration
12202 (dom_computed): Remove.
12203 (dom_info_state): New.
12204 (set_dom_info_availability): New.
12205 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12206 walk_data.dom_direction.
12207 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12208 instead of dom_computed[].
12209 (split_edge): Likewise.
12210 (create_basic_block): Likewise.
12211 (merge_blocks): Likewise.
12212 * ifcvt.c (find_if_header): Likewise.
12213 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12214 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12215 * tree-ssa.c (verify_ssa): Likewise.
12216 * tree-cfg.c (tree_verify_flow_info): Likewise.
12217 (remove_edge_and_dominated_blocks): Likewise.
12218 * dominance.c (dom_computed): Make static.
12219 (calc_dfs_tree_nonrec): Change third param to a bool.
12220 (calc_dfs_tree): Change second param to a bool.
12221 (calc_idioms): Change second param to a bool. Use
12222 dom_convert_dir_to_idx.
12223 (init_dom_info): Validate dir before using.
12224 (dom_convert_dir_to_idx): New.
12225 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12226 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12227 (free_dominance_info): Use dom_convert_dir_to_idx.
12228 (get_immediate_dominator): Likewise.
12229 (set_immediate_dominator): Likewise.
12230 (get_dominated_by): Likewise.
12231 (redirect_immediate_dominators): Likewise.
12232 (nearest_common_denominator): Likewise.
12233 (dominated_by_p): Likewise.
12234 (bb_dom_dfs_in): Likewise.
12235 (bb_dom_dfs_out): Likewise.
12236 (recount_dominator): Likewise.
12237 (iterate_fix_dominators): Likewise.
12238 (add_to_dominance_info): Likewise.
12239 (delete_from_dominance_info): Likewise.
12240 (first_dom_son): Likewise.
12241 (next_dom_son): Likewise.
12242 (dom_info_available_p): Likewise.
12243 (dom_info_state): New.
12244 (set_dom_info_availability): New.
12246 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12248 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12250 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12252 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12254 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12255 (subdi3, subdi_carry): Delete.
12257 2007-05-04 Jan Hubicka <jh@suse.cz>
12258 Richard Guenther <rguenther@suse.de>
12260 * opts.c (decode_options): Do not fiddle with inlining
12261 parameters in case of optimizing for size.
12262 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12263 for size do nothing.
12264 (cgraph_decide_inlining_of_small_function): When optimizing for
12265 size never inline functions increasing caller size.
12266 (cgraph_early_inlining): Inline for size when optimizing for size.
12268 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12270 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12271 logical operations piecewise.
12272 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12273 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12274 subdi_sesidi_di): Delete.
12275 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12276 the generated sequence. Allow three-reg add in constraints. Rewrite
12277 the rtl expression for carry to avoid zero_extend of a constant.
12278 (sub_with_carry): New pattern.
12279 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12280 different sequence not involving jumps.
12281 (notbi): Now a named pattern.
12283 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12285 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12286 Add the note about a significant loss of accuracy of some
12287 mathematical routines when these options are used.
12289 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12291 * haifa-sched.c (rtx_vec_t): New typedef.
12292 (contributes_to_priority_p): Extract piece of priority () into new
12294 (priority): Use the function. Add assertion.
12295 (rank_for_schedule, set_priorities): Add assertion to check that
12296 insn's priority is initialized.
12297 (clear_priorities, calc_priorities): Change signature. Make it update
12298 all relevant insns. Update all callers ('add_to_speculative_block ()'
12299 and 'create_block_check_twin ()').
12300 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12301 Add new field 'priority_status'.
12302 (INSN_PRIORITY_STATUS): New macro.
12303 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12305 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12307 * sched-ebb.c (debug_ebb_dependencies): New static function.
12308 (init_ready_list): Use it.
12310 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12311 with changed signature and 'debug_rgn_dependencies ()'.
12312 (debug_rgn_dependencies): New static function.
12313 (init_ready_list): Use it.
12315 * sched-int.h (debug_dependencies): Declare.
12317 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12319 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12321 2007-05-04 Dirk Mueller <dmueller@suse.de>
12323 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12325 2007-05-03 Jan Hubicka <jh@suse.cz>
12327 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12328 ((T1)X op (T1)Y), for pointer type in more cases than before.
12330 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12332 * tree-object-size.c (plus_expr_object_size): When operand size is
12333 unknown, return unknown.
12335 2007-05-03 Dirk Mueller <dmueller@suse.de>
12337 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12339 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12342 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12344 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12346 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12348 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12350 * config/soft-fp/double.h, config/soft-fp/extended.h,
12351 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12352 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12353 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12354 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12357 2007-05-03 Ian Lance Taylor <iant@google.com>
12359 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12360 MASK_PPC_GFXOPT for 8540 or 8548.
12362 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12364 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12365 vect_print_dump_info() to output debug information.
12367 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12370 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12371 operands of size 2 when operand is not MEM_P.
12373 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12375 PR tree-optimization/30565
12376 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12378 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12380 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12381 (umulsi3_highpart): Use them.
12382 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12383 for final accumulator to D regisster tranfser.
12385 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12387 PR tree-optimization/31699
12388 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12390 (vect_enhance_data_refs_alignment): Compute peel amount using
12391 TYPE_VECTOR_SUBPARTS instead of vf.
12392 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12394 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12397 * system.h: Remove inclusion of double-int.h
12398 * tree.h: Include double-int.h
12399 * gengtype.c: Likewise
12400 * cfgloop.h: Likewise
12401 * Makefile.in: Adjust dependencies on double-int.h
12403 2007-05-02 Eric Christopher <echristo@apple.com>
12405 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12406 -shared to -Zdynamiclib.
12408 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12411 * c-common.c (strip_pointer_or_array_types): New function.
12412 * c-common.h (strip_pointer_or_array_types): New function declaration.
12414 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12416 PR tree-optimization/31771
12417 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12419 2007-05-02 Paul Brook <paul@codesourcery.com>
12421 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12423 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12425 PR middle-end/29715
12426 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12429 2007-05-02 Nick Clifton <nickc@redhat.com>
12431 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12433 2007-05-02 Richard Guenther <rguenther@suse.de>
12435 PR tree-optimization/31146
12436 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12437 argument, single_use_p. If we have a single use that is
12438 a conversion to the definition rhs type, propagate that rhs.
12439 (forward_propagate_addr_expr): Pass single_use_p argument
12440 to forward_propagate_addr_expr_1.
12442 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12444 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12447 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12449 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12450 'AMD Family 10 core'.
12452 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12454 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12455 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12456 with SSE3 instruction set support.
12457 * doc/invoke.texi: Likewise.
12459 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12461 * config/i386/i386.c (override_options): Tuning 32-byte loop
12462 alignment for amdfam10 architecture. Increasing the max loop
12463 alignment to 24 bytes.
12465 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12467 * config/m68k/constraints.md: New.
12468 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12469 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12470 EXTRA_CONSTRAINT): Remove.
12471 * config/m68k/m68k.md: Include constraints.md.
12472 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12474 2007-05-01 Ian Lance Taylor <iant@google.com>
12476 PR tree-optimization/31739
12477 * tree-vrp.c (vrp_val_is_max): New static function.
12478 (vrp_val_is_min): New static function.
12479 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12481 (set_value_range): Use vrp_val_is_{max,min}.
12482 (extract_range_from_assert): Likewise.
12483 (extract_range_from_binary_expr): Likewise.
12484 (extract_range_from_unary_expr): Likewise.
12485 (dump_value_range, vrp_meet): Likewise.
12486 (vrp_visit_phi_node): Likewise.
12487 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12489 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12491 * config/i386/gmon-sol2.c (size_t): New type.
12492 (intptr_t): Likewise.
12493 (s_textsize): Declare as size_t.
12495 (monstartup): Use size_t for sizes.
12496 (_mcount): Save and restore registers.
12497 (internal_mcount): Pass 0 as the first argument to monstartup
12499 (moncontrol): Convert pointer to appropriately sized integer
12500 before passing to profil.
12502 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12504 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12505 __NO_FPRS__, not just if _SOFT_DOUBLE.
12506 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12507 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12508 also for E500 double.
12509 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12510 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12513 2007-05-01 Richard Guenther <rguenther@suse.de>
12515 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12518 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12520 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12522 2007-05-01 Jan Hubicka <jh@suse.cz>
12524 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12527 2007-05-01 Jan Hubicka <jh@suse.cz>
12529 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12530 (maybe_fold_offset_to_reference): Declare.
12531 * fold-const.c (fold_unary): Do not fold
12532 (type *)&A into &A->field_of_type_and_offset_0
12533 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12534 size is unknown, give up.
12535 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12537 (maybe_fold_offset_to_reference): New.
12538 (maybe_fold_stmt_indirect): Use it.
12539 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12540 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12542 (gimplify_expr): Likewise for plus_expr.
12544 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12546 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12547 bsi_after_labels. Always insert statements before bsi.
12548 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12549 * predict.c (apply_return_prediction): Check for empty blocks.
12550 * cfgexpand.c (lab_rtx_for_bb): New variable.
12551 (label_rtx_for_bb): Do not create new tree labels.
12552 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12553 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12554 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12556 (label_for_bb): Add field used.
12557 (update_eh_label, main_block_label): Mark the label used.
12558 (cleanup_dead_labels): Remove unused labels.
12560 2007-05-01 Richard Guenther <rguenther@suse.de>
12562 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12563 if it is not about to be set.
12564 (get_value_range): Do not pre-allocate equiv bitmap.
12565 (update_value_range): No need to clear equiv field.
12566 (add_equivalence): Change prototype to get bitmap pointer.
12567 Allocate bitmap here if it is not already.
12568 (extract_range_from_assert): Do not allocate bitmap here.
12569 Update callers to add_equivalence.
12570 (extract_range_from_ssa_name): Likewise.
12571 (get_vr_for_comparison): New static helper.
12572 (compare_name_with_value): Handle NULL equiv bitmap by
12573 peeling the first iteration of the comparison loop.
12574 Use get_vr_for_comparison.
12575 (compare_names): Handle NULL equiv bitmaps by using fake
12576 ones. Use get_vr_for_comparison.
12578 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12580 * double-int.c (mpz_set_double_int): Moved from
12581 tree-ssa-loop-niter.c.
12582 (mpz_get_double_int): Likewise; also, add option to wrap
12583 out-of-range integers.
12584 * double-int.h: New prototypes for above.
12585 * tree.c (get_static_type_bounds): Moved from
12586 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12587 TYPE_MAX_VALUE if they exist..
12588 * tree.h: New prototype for above.
12589 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12590 get_type_bounds calls.
12591 (mpz_set_double_int): Move to double-int.c.
12592 (get_type_bounds): Move to tree.c, rename to
12593 get_static_type_bounds.
12594 (mpz_to_double_int): Move to double-int.c, rename to
12595 mpz_get_double_int.
12597 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12599 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12600 DIV0 exception can fall through to a normal return.
12602 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12604 PR middle-end/22156
12605 Temporarily revert:
12606 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12607 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12608 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12609 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12610 initialize align to silence bogus warning.
12611 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12612 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12614 (struct sra_walk_fns): Remove use_all parameter from use.
12615 (sra_hash_tree): Handle BIT_FIELD_REFs.
12616 (sra_elt_hash): Don't hash bitfld blocks.
12617 (sra_elt_eq): Skip them in parent compares as well. Handle
12619 (sra_walk_expr): Don't maintain or pass down use_all_p.
12620 (scan_use): Remove use_all parameter.
12621 (scalarize_use): Likewise. Re-expand assignment to
12622 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12623 output, and re-scalarize after output. Don't mark anything
12625 (scalarize_ldst): Adjust.
12626 (scalarize_walk_gimple_modify_statement): Likewise.
12627 (build_element_name_1): Handle BIT_FIELD_REFs.
12628 (instantiate_element): Don't warn for any element whose parent
12629 is used as a whole.
12630 (instantiate_missing_elements_1): Return the sra_elt.
12631 (canon_type_for_field): New.
12632 (try_instantiate_multiple_fields): New.
12633 (instantiate_missing_elemnts): Use them.
12634 (mark_no_warning): Removed.
12635 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12636 (REPLDUP, sra_build_elt_assignment): New.
12637 (generate_copy_inout): Use them.
12638 (generate_element_copy): Likewise. Handle bitfld differences.
12639 (generate_element_zero): Don't recurse for blocks. Use
12640 sra_build_elt_assignment.
12641 (generate_one_element_int): Take elt instead of var. Use
12642 sra_build_elt_assignment.
12643 (generate_element_init_1): Adjust.
12644 (scalarize_use, scalarize_copy): Use REPLDUP.
12645 (scalarize_ldst): Move assert before dereference.
12646 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12648 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12651 * tree.c (reconstruct_complex_type): Reconstruct a reference
12653 Also use the same mode for the pointer as the old pointer type.
12655 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12657 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12660 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12662 PR rtl-optimization/31676
12663 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12664 (df_refs_record): Call it.
12666 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12668 * rtl.def (SS_ABS): New code.
12669 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12670 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12671 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12672 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12673 (bfin_init_builtins): Define them.
12674 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12675 (bfin_expand_builtin): ... and handle the others here.
12676 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12677 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12678 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12679 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12680 operand is only HImode.
12682 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12684 * regclass.c (scan_one_insn): Remove splitting of
12687 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12688 Nigel Stephens <nigel@mips.com>
12690 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12692 2007-04-28 Jan Hubicka <jh@suse.cz>
12694 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12695 insn_locators_alloc instead of insn_locators_initialize;
12696 call reset_block_changes.
12697 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12698 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12699 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12700 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12701 * config/score/score.c (th_output_mi_thunk): Likewise.
12702 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12703 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12704 tolerate uninitialized locator info.
12707 * function.c (init_function_start): Don't init line number info.
12708 (expand_function_end): Update.
12709 (reset_block_changes, record_block_change, finalize_block_changes,
12710 check_block_change, free_block_changes): Kill.
12711 * function.h (reset_block_changes, record_block_change,
12712 finalize_block_changes, check_block_change, free_block_changes):
12714 (struct function): Remove ib_boundaries_block.
12715 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12716 Use curr_insn_locator to initialize locator.
12717 (emit_line_note): Remove.
12718 * cfgexpand.c (expand_gimple_cond_expr): Update.
12719 (construct_exit_block): Likewise.
12720 (tree_expand_cfg): Initialize/finalize locators.
12721 * expr.c (expand_expr_real): Update.
12722 * cfglayout.c (line_locators_locs, line_locators_lines,
12723 file_locators_locs, file_locators_files): Remove.
12724 (set_block_levels): Move to cfgexpand.c.
12725 (insn_locators_initialize): Remove.
12726 (pass_insn_locators_initialize): Remove.
12727 (locations_locators_locs, locations_locators_vals): New static vars.
12728 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12730 (insn_locators_alloc, insn_locators_finalize,
12731 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12733 (locator_location): New.
12734 (locator_line, locator_file): Rewrite.
12735 * rtl.h (emit_line_note): Kill.
12736 (insn_locators_alloc, insn_locators_finalize,
12737 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12739 * tree-inline.c (initialize_cfun): Do not initialize
12740 ib_boundaries_block.
12741 * passes.c (pass_insn_locators_initialize): Remove.
12743 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12745 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12746 info. Update last_basic_block correctly.
12748 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12751 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12752 register itself to hold the offset constant. Tell flow the use
12753 of r4 and r5 when they are used.
12755 2007-04-27 Richard Guenther <rguenther@suse.de>
12757 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12758 if we simplified anything.
12759 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12760 warnings until we did a simplification and the stmt was not
12761 marked as TREE_NO_WARNING.
12763 2007-04-27 Mike Stump <mrs@apple.com>
12765 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12767 2007-04-27 Ian Lance Taylor <iant@google.com>
12769 PR middle-end/31710
12770 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12771 TYPE_MAX_VALUE exist, convert them to the new type.
12773 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12775 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12776 if it claims to be available.
12777 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12778 edge is redirected.
12779 (perform_tree_ssa_dce): Always free postdominators.
12781 2007-04-27 Richard Henderson <rth@redhat.com>
12783 * config/alpha/predicates.md (aligned_memory_operand): Mark
12784 as define_special_predicate.
12785 (unaligned_memory_operand, normal_memory_operand): Likewise.
12786 (reg_or_unaligned_mem_operand): Remove.
12787 (any_memory_operand): Match the documentation and check for
12788 non-renumbered pseudos during reload.
12789 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12790 alpha_secondary_reload_class, update to new interface, make static.
12791 Handle CQImode like HImode. Remove FP subreg check.
12792 (alpha_expand_mov): Use replace_equiv_address.
12793 (alpha_expand_mov_nobwx): Use any_memory_operand.
12794 (TARGET_SECONDARY_RELOAD): New.
12795 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12796 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12797 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12798 * config/alpha/alpha.md: ... here.
12799 (RELOAD12, reloadmode): New.
12801 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12802 Don't handle the aligned case here.
12803 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12804 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12805 reload_inhi_help. Don't expect a scratch register.
12806 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12808 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12810 2007-04-27 Richard Guenther <rguenther@suse.de>
12812 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12814 2007-04-27 Richard Guenther <rguenther@suse.de>
12816 PR tree-optimization/30965
12817 PR tree-optimization/30978
12818 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12819 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12820 (find_equivalent_equality_comparison): Likewise.
12821 (simplify_cond): Likewise.
12822 (get_prop_source_stmt): New helper.
12823 (get_prop_dest_stmt): Likewise.
12824 (can_propagate_from): Likewise.
12825 (remove_prop_source_from_use): Likewise.
12826 (combine_cond_expr_cond): Likewise.
12827 (forward_propagate_comparison): New function.
12828 (forward_propagate_into_cond): Rewrite to use fold for
12830 (tree_ssa_forward_propagate_single_use_vars): Call
12831 forward_propagate_comparison to propagate comparisons.
12833 2007-04-27 Richard Guenther <rguenther@suse.de>
12835 PR tree-optimization/31715
12836 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12837 sure to do computation on the offset in an appropriate
12840 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12842 * reload.h (elimination_target_reg_p): Declare.
12843 * reload.c (find_reloads): Don't apply the reg_rtx move
12844 optimization if the SET_DEST satisfies elimination_target_reg_p.
12845 * reload1.c (elimination_target_reg_p): New function.
12846 (gen_reload): In the move/add2 fallback, make sure that op0
12847 does not overlap the destination register.
12849 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12851 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12852 transform only GIMPLE_MODIFY_STMTs.
12853 * tree-complex.c (expand_complex_operations_1): Ditto.
12854 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12855 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12856 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12858 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12859 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12860 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12861 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12862 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12863 slpeel_add_loop_guard): Ditto.
12864 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12865 * lambda-code.c (perfect_nestify): Ditto.
12866 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12867 before the first statement.
12868 * tree-optimize.c (execute_free_datastructures): Fix comments.
12869 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12870 * tree-flow.h (disband_implicit_edges): Declaration removed.
12871 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12873 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12874 COND_EXPRs without gotos.
12875 (disband_implicit_edges, has_label_p): Removed.
12876 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12877 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12879 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12881 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12882 also for COND_EXPRs.
12883 * cfgexpand.c (label_rtx_for_bb): New function.
12884 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12885 Use label_rtx_for_bb to find the labels.
12886 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12887 last block. Detect fallthru edges.
12889 2007-04-26 Ian Lance Taylor <iant@google.com>
12892 * reload.c (find_reloads_subreg_address): If the address was valid
12893 in the original mode but not in the new mode, reload the whole
12896 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12898 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12899 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12900 (cleanup_control_expr_graph): Do not invalidate dominance info.
12901 Record altered blocks.
12902 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12903 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12904 cleanup_tree_cfg_bb): New functions.
12905 (remove_forwarder_block): Do not maintain the worklist of blocks.
12906 Record altered blocks.
12907 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12908 not over whole cfg.
12909 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12910 delete_unreachable_blocks if dominators are not available.
12911 * tree-inline.c (optimize_inline_calls): Free dominance information
12913 * tree-flow.h (remove_edge_and_dominated_blocks,
12914 cfgcleanup_altered_bbs): Altered.
12915 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12917 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12919 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12920 do not invalidate dominators.
12922 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12924 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12925 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12926 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12927 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12929 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12931 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12933 2007-04-26 Richard Guenther <rguenther@suse.de>
12935 PR tree-optimization/31703
12936 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12937 the right type for the target of the bittest.
12939 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12941 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12942 ix86_sol10_return_in_memory.
12944 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12946 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12949 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12952 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12954 PR tree-optimization/30558
12955 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12956 clear this_state.prev_try.
12958 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12959 Mark Mitchell <mark@codesourcery.com>
12961 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12962 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12963 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12965 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12968 * doc/invoke.texi (%:print-asm-header): Document.
12969 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12971 (static_spec_functions): Add print-asm-header.
12972 (main): Print a banner before the --target-help linker options.
12973 (print_asm_header_spec_function): New function.
12975 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12978 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12979 (movsf_ie): Likewise.
12981 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12983 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12985 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12987 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12988 exception for divide-by-zero.
12989 (__umodsi3, __modsi3): Likewise.
12991 2007-04-25 Dirk Mueller <dmueller@suse.de>
12993 * c-typeck.c (build_compound_expr): Annotate warning()
12994 call with OPT_Wunused_value.
12995 * tree-ssa.c (warn_uninit): Annotate warning with
12997 * c-common.c (handle_sentinel_attribute): Annotate warning
12998 call with OPT_Wattributes.
13000 2007-04-25 Thiemo Seufer <ths@mips.com>
13002 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
13003 (mips16): Fix typo.
13004 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
13005 on to the assembler. Improve handling of -mno-mips16. Add handling
13006 of -mno-mips3d, -mno-dsp, -mno-dspr2.
13007 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
13008 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
13009 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
13011 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
13014 * config/i386/winnt.c (i386_pe_file_end): Strip only
13015 USER_LABEL_PREFIX when writing export name.
13017 2007-04-25 Richard Sandiford <richard@codesourcery.com>
13019 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
13020 sh/elf.h, vx-common.h and vxworks.h.
13021 * config/sh/sh.h: Include config/vxworks-dummy.h.
13022 (SUBTARGET_OVERRIDE_OPTIONS): Define.
13023 (OVERRIDE_OPTIONS): Use it.
13024 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
13025 (vxworks_picreg): New pattern.
13026 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
13027 VXWORKS_OS_CPP_BUILTINS.
13028 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
13029 to their VXWORKS_* equivalents.
13030 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13031 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
13032 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
13033 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
13034 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
13035 -mrtp/-fPIC multilibs.
13036 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
13037 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
13038 (MULTILIB_OSDIRNAMES): Delete.
13040 2007-04-25 Anatoly Sokolov <aesok@post.ru>
13043 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
13045 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
13047 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
13048 rounding mode to be specified by the caller.
13049 (real_to_mpfr) Likewise.
13050 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
13051 include new arguments.
13052 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
13054 2007-04-24 Ian Lance Taylor <iant@google.com>
13056 PR tree-optimization/31605
13057 * tree-vrp.c (set_value_range): Check that min and max are not
13058 both overflow infinities.
13059 (set_value_range_to_value): New static function.
13060 (extract_range_from_binary_expr): Call set_value_range_to_value.
13061 (extract_range_from_cond_expr): Likewise.
13062 (extract_range_from_expr): Likewise.
13063 (extract_range_from_unary_expr): Likewise. Don't create a range
13064 which overflows on both sides.
13065 (vrp_meet): Check for a useless range.
13066 (vrp_visit_phi_node): If we see a constant which looks like an
13067 overflow infinity, turn off the TREE_OVERFLOW flag.
13069 2007-04-24 Ian Lance Taylor <iant@google.com>
13071 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
13073 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
13075 PR diagnostic/25923
13076 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
13077 diagnostic message is being built.
13078 * tree-pretty-print.c (dump_generic_node): Only write the
13079 formatted text into BUFFER's stream if we are not building a
13080 diagnostic message.
13081 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
13083 * Makefile.in (toplev.o): Depend on tree-pass.h.
13085 2007-04-24 Ian Lance Taylor <iant@google.com>
13087 PR tree-optimization/31602
13088 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
13089 conditionals in the copied loop header.
13090 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
13091 warnings if TREE_NO_WARNING is set.
13092 * doc/invoke.texi (Warning Options): Clarify that
13093 -Wstrict-overflow does not warn about loops.
13095 2007-04-24 Janis Johnson <janis187@us.ibm.com>
13097 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
13098 expand on the comment about _Decimal128 arguments and check the
13099 integer result of the modulus operation; for 64-bit ELF ABI, ensure
13100 that _Decimal128 argument uses even/odd register pair.
13101 (function_arg): Ditto.
13103 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13105 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13106 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13108 2007-04-24 Richard Guenther <rguenther@suse.de>
13109 Olga Golovanevsky <olga@il.ibm.com>
13111 * fold-const.c (multiple_of_p): Check for bottom
13114 2007-04-24 Richard Henderson <rth@redhat.com>
13116 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13117 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13118 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13119 looking for non-zero bits shifted out. Avoid a recursive call
13120 when constructing the scalar.
13121 (__floatundisf): Likewise.
13123 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13125 * dwarf2out.c (field_byte_offset): Move the existing logic
13126 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13127 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13129 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13132 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13133 length argument of 0 for memset.
13134 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13135 unsigned shift instead of the signed variant.
13137 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13139 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13140 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13141 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13142 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13143 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13144 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13145 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13146 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13147 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13148 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13149 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13150 "mul<mode>3", "div<mode>3"): Insn definitions added.
13151 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13152 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13153 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13154 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13155 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13156 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13157 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13158 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13159 TARGET_FLOAT_FORMAT): Macro definitions removed.
13160 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13161 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13162 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13163 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13164 (s390_gen_rtx_const_DI): Function removed.
13165 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13167 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13169 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13170 over an external ffs function.
13172 2007-04-24 Chao-ying Fu <fu@mips.com>
13173 Richard Sandiford <richard@nildram.co.uk>
13175 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13176 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13177 (smadd_widen_optab, umadd_widen_optab): Define.
13178 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13180 * genopinit.c (optabs): Fill in smadd_widen_optab and
13182 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13183 and umadd_widen_optab to implement multiply-add sequences.
13184 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13185 (<u>maddsidi4): ...this. Extend condition to include
13186 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13187 of operand 0 to "ka" and use the three-operand form of madd<u>
13189 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13191 * config/mips/constraints.md (ka): New register constraint.
13193 2007-04-24 Jan Hubicka <j@suse.cz>
13197 2007-04-23 Jan Hubicka <jh@suse.cz>
13198 * function.c (init_function_start): Don't init line number info.
13199 (expand_function_end): Update.
13200 (reset_block_changes, record_block_change, finalize_block_changes,
13201 check_block_change, free_block_changes): Kill.
13202 * function.h (reset_block_changes, record_block_change,
13203 finalize_block_changes, check_block_change, free_block_changes):
13205 (struct function): Remove ib_boundaries_block.
13206 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13207 Use curr_insn_locator to initialize locator.
13208 (emit_line_note): Remove.
13209 * cfgexpand.c (expand_gimple_cond_expr): Update.
13210 (construct_exit_block): Likewise.
13211 (tree_expand_cfg): Initialize/finalize locators.
13212 * expr.c (expand_expr_real): Update.
13213 * cfglayout.c (line_locators_locs, line_locators_lines,
13214 file_locators_locs, file_locators_files): Remove.
13215 (set_block_levels): Move to cfgexpand.c.
13216 (insn_locators_initialize): Remove.
13217 (pass_insn_locators_initialize): Remove.
13218 (locations_locators_locs, locations_locators_vals): New static vars.
13219 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13221 (insn_locators_alloc, insn_locators_finalize,
13222 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13224 (locator_location): New.
13225 (locator_line, locator_file): Rewrite.
13226 * rtl.h (emit_line_note): Kill.
13227 (insn_locators_alloc, insn_locators_finalize,
13228 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13230 * tree-inline.c (initialize_cfun): Do not initialize
13231 ib_boundaries_block.
13232 * passes.c (pass_insn_locators_initialize): Remove.
13234 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13236 * doc/invoke.texi: Removed leading '-' from option index entries.
13238 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13240 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13242 (create_phi_node): Use set_phi_nodes.
13243 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13244 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13245 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13246 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13247 (bsi_start, bsi_last): Use bb_stmt_list.
13248 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13249 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13250 Traverse the statements using tsi iterator.
13251 * basic-block.h (struct basic_block_def): Fields stmt_list
13252 and phi_nodes moved to ...
13253 (struct tree_bb_info): ... new structure.
13254 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13255 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13256 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13257 (tree_verify_flow_info): Verify that il.tree is not set for
13258 entry and exit block.
13259 (tree_split_block): Use set_bb_stmt_list.
13261 2007-04-23 Mike Stump <mrs@apple.com>
13263 * config/i386/i386.c (ix86_tune_features
13264 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13267 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13269 * config/i386/i386.md (prefix_extra): New attribute.
13270 (length): Add prefix_extra.
13272 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13273 (sse2_movntv2di): Likewise.
13274 (sse2_cvtps2dq): Likewise.
13275 (sse2_cvtpd2pi): Likewise.
13276 (sse2_cvttpd2pi): Likewise.
13277 (*sse2_cvtpd2ps): Likewise.
13278 (*add<mode>3): Likewise.
13279 (sse2_ssadd<mode>3): Likewise.
13280 (sse2_usadd<mode>3): Likewise.
13281 (*sub<mode>3): Likewise.
13282 (sse2_sssub<mode>3): Likewise.
13283 (sse2_ussub<mode>3): Likewise.
13284 (*mulv8hi3): Likewise.
13285 (*smulv8hi3_highpart): Likewise.
13286 (*umulv8hi3_highpart): Likewise.
13287 (sse2_umulv2siv2di3): Likewise.
13288 (sse2_pmaddwd): Likewise.
13289 (ashr<mode>3): Likewise.
13290 (lshr<mode>3): Likewise.
13291 (ashl<mode>3): Likewise.
13292 (sse2_ashlti3): Likewise.
13293 (sse2_lshrti3): Likewise.
13294 (*umaxv16qi3): Likewise.
13295 (*smaxv8hi3): Likewise.
13296 (*uminv16qi3): Likewise.
13297 (*sminv8hi3): Likewise.
13298 (sse2_eq<mode>3): Likewise.
13299 (sse2_gt<mode>3): Likewise.
13300 (*and<mode>3): Likewise.
13301 (sse2_nand<mode>3): Likewise.
13302 (*ior<mode>3): Likewise.
13303 (*xor<mode>3): Likewise.
13304 (sse2_packsswb): Likewise.
13305 (sse2_packssdw): Likewise.
13306 (sse2_packuswb): Likewise.
13307 (sse2_punpckhbw): Likewise.
13308 (sse2_punpcklbw): Likewise.
13309 (sse2_punpckhwd): Likewise.
13310 (sse2_punpcklwd): Likewise.
13311 (sse2_punpckhdq): Likewise.
13312 (sse2_punpckldq): Likewise.
13313 (sse2_punpckhqdq): Likewise.
13314 (sse2_punpcklqdq): Likewise.
13315 (*sse2_pinsrw): Likewise.
13316 (*sse2_pextrw): Likewise.
13317 (sse2_pshufd_1): Likewise.
13318 (sse2_uavgv16qi3): Likewise.
13319 (sse2_uavgv8hi3): Likewise.
13320 (sse2_psadbw): Likewise.
13321 (sse2_pmovmskb): Likewise.
13322 (*sse2_maskmovdqu): Likewise.
13323 (*sse2_maskmovdqu_rex64): Likewise.
13324 (sse4a_extrqi): Likewise.
13325 (sse4a_extrq): Likewise.
13326 (sse3_lddqu): Set prefix_rep.
13327 (sse3_addsubv4sf3): Likewise.
13328 (sse3_haddv4sf3): Likewise.
13329 (sse3_hsubv4sf3): Likewise.
13330 (sse_cvtss2si): Likewise.
13331 (sse_cvtss2si_2): Likewise.
13332 (sse_cvtss2siq): Likewise.
13333 (sse_cvtss2siq_2): Likewise.
13334 (sse_cvttss2si): Likewise.
13335 (sse_cvttss2siq): Likewise.
13336 (sse2_cvttps2dq): Likewise.
13337 (sse3_movshdup): Likewise.
13338 (sse3_movsldup): Likewise.
13339 (sse2_cvtsd2si): Likewise.
13340 (sse2_cvtsd2si_2): Likewise.
13341 (sse2_cvtsd2siq): Likewise.
13342 (sse2_cvtsd2siq_2): Likewise.
13343 (sse2_cvttsd2si): Likewise.
13344 (sse2_cvttsd2siq): Likewise.
13345 (*sse2_cvtpd2dq): Likewise.
13346 (*sse2_cvttpd2dq): Likewise.
13347 (sse2_pshuflw_1): Likewise.
13348 (sse2_pshufhw_1): Likewise.
13349 (sse4a_insertqi): Likewise.
13350 (sse4a_insertq): Likewise.
13351 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13352 (ssse3_phadddv4si3): Likewise.
13353 (ssse3_phaddswv8hi3): Likewise.
13354 (ssse3_phsubwv8hi3): Likewise.
13355 (ssse3_phsubdv4si3): Likewise.
13356 (ssse3_phsubswv8hi3): Likewise.
13357 (ssse3_pmaddubswv8hi3): Likewise.
13358 (ssse3_pmulhrswv8hi3): Likewise.
13359 (ssse3_pshufbv16qi3): Likewise.
13360 (ssse3_psign<mode>3): Likewise.
13361 (ssse3_palignrti): Likewise.
13362 (abs<mode>2): Likewise.
13363 (ssse3_phaddwv4hi3): Set prefix_extra.
13364 (ssse3_phadddv2si3): Likewise.
13365 (ssse3_phaddswv4hi3): Likewise.
13366 (ssse3_phsubwv4hi3): Likewise.
13367 (ssse3_phsubdv2si3): Likewise.
13368 (ssse3_phsubswv4hi3): Likewise.
13369 (ssse3_pmaddubswv4hi3): Likewise.
13370 (ssse3_pmulhrswv4hi3): Likewise.
13371 (ssse3_pshufbv8qi3): Likewise.
13372 (ssse3_psign<mode>3): Likewise.
13373 (ssse3_palignrdi): Likewise.
13374 (abs<mode>2): Likewise.
13375 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13376 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13377 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13379 2007-04-23 Nick Clifton <nickc@redhat.com>
13381 * params.def: Fix formatting of emacs local variables.
13383 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13385 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13386 move if inter-unit move isn't allowed.
13387 Don't split moving the first element of V2DI to DI to inter-unit
13388 move if inter-unit move isn't allowed.
13390 2007-04-23 Richard Guenther <rguenther@suse.de>
13392 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13393 and CDI_POST_DOMINATORS separately.
13395 2007-04-23 Nick Clifton <nickc@redhat.com>
13397 * c.opt (Wformat-contains-nul): Add warning attribute.
13399 2007-04-23 Jan Hubicka <jh@suse.cz>
13401 * function.c (init_function_start): Don't init line number info.
13402 (expand_function_end): Update.
13403 (reset_block_changes, record_block_change, finalize_block_changes,
13404 check_block_change, free_block_changes): Kill.
13405 * function.h (reset_block_changes, record_block_change,
13406 finalize_block_changes, check_block_change, free_block_changes):
13408 (struct function): Remove ib_boundaries_block.
13409 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13410 Use curr_insn_locator to initialize locator.
13411 (emit_line_note): Remove.
13412 * cfgexpand.c (expand_gimple_cond_expr): Update.
13413 (construct_exit_block): Likewise.
13414 (tree_expand_cfg): Initialize/finalize locators.
13415 * expr.c (expand_expr_real): Update.
13416 * cfglayout.c (line_locators_locs, line_locators_lines,
13417 file_locators_locs, file_locators_files): Remove.
13418 (set_block_levels): Move to cfgexpand.c.
13419 (insn_locators_initialize): Remove.
13420 (pass_insn_locators_initialize): Remove.
13421 (locations_locators_locs, locations_locators_vals): New static vars.
13422 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13424 (insn_locators_alloc, insn_locators_finalize,
13425 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13427 (locator_location): New.
13428 (locator_line, locator_file): Rewrite.
13429 * rtl.h (emit_line_note): Kill.
13430 (insn_locators_alloc, insn_locators_finalize,
13431 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13433 * tree-inline.c (initialize_cfun): Do not initialize
13434 ib_boundaries_block.
13435 * passes.c (pass_insn_locators_initialize): Remove.
13437 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13439 PR middle-end/31448
13440 * expr.c (reduce_to_bit_field_precision): Handle
13443 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13445 PR tree-optimization/24659
13446 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13447 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13448 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13449 * genopinit.c (optabs): Rename vec_pack_mod_optab
13450 to vec_pack_trunc_optab.
13451 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13452 early for scalar floating point operands for NOP_EXPR.
13453 (vectorizable_type_promotion): Ditto.
13454 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13455 vec_pack_trunc_optab.
13456 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13458 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13459 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13460 Rename from VEC_PACK_MOD_EXPR.
13461 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13462 * expr.c (expand_expr_real_1): Ditto.
13463 * tree-inline.c (estimate_num_insns_1): Ditto.
13464 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13466 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13467 (vec_unpacks_lo_v4sf): Ditto.
13468 (vec_pack_trunc_v2df): Ditto.
13469 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13470 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13471 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13473 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13475 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13477 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13478 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13479 packing of floating point operands.
13480 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13481 represent unpacking of floating point operands.
13482 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13483 [vec_unpacks_hi]: Ditto.
13484 [vec_unpacks_lo]: Ditto.
13486 2007-04-22 Jan Hubicka <jh@suse.cz>
13488 * final.c (rest_of_handle_final): Call
13489 targetm.asm_out.constructor/targetm.asm_out.destructor
13490 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13491 proper priority via decl_*_priority_insert.
13492 * c-common.c (c_expand_body): Likewise.
13494 2007-04-22 Richard Guenther <rguenther@suse.de>
13496 PR tree-optimization/29789
13497 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13498 (rewrite_reciprocal): New helper split out from
13499 determine_invariantness_stmt.
13500 (rewrite_bittest): Likewise.
13501 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13502 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13505 2007-04-22 Revital Eres <eres@il.ibm.com>
13507 * loop-unroll.c (var_to_expand): New field to support also
13508 insns of the form x = something + x.
13509 (analyze_insn_to_expand_var): Use it.
13510 (expand_var_during_unrolling): Likewise.
13512 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13514 * predict.c: Include pointer-set.h.
13515 (bb_predictions): New variable.
13516 (tree_predicted_by_p, tree_predict_edge,
13517 remove_predictions_associated_with_edge): Use bb_predictions map
13518 instead of bb->predictions.
13519 (clear_bb_predictions, assert_is_empty): New functions.
13520 (combine_predictions_for_bb): Use bb_predictions map. Call
13521 clear_bb_predictions.
13522 (tree_estimate_probability): Create and free bb_predictions map.
13523 * Makefile.in (predict.o): Add pointer-set.h dependency.
13524 * basic-block.h (struct basic_block_def): Remove predictions
13526 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13528 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13531 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13534 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13536 * timevar.c (timevar_print): Change reference of --disable-checking to
13537 --enable-checking=release. Also warn if assert checking is disabled.
13539 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13542 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13543 decl as addressable if the compound literal was marked as
13545 Mark the decl as a gimple register if it is a complex or
13546 vector decl and does not live in memory.
13548 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13550 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13551 (GENERIC_NEXT): New function macro.
13552 (PHI_CHAIN): Use phi_node's new chain variable.
13553 (tree_phi_node): Change tree_common to tree_base
13554 and add the chain field.
13555 * tree-phinodes.c (make_phi_node): Don't set
13556 TREE_TYPE on the new node.
13557 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13558 instead of checking GIMPLE_TUPLE_P in chain_next.
13559 * tree-vect-transform.c
13560 (get_initial_def_for_induction): Look at
13561 PHI_RESULT_TREE for the type of the phi node.
13562 (update_vuses_to_preheader): Use PHI_CHAIN
13563 instead of TREE_CHAIN on the phi node.
13564 * tree-ssa-structalias.c (compute_points_to_sets):
13566 (ipa_pta_execute): Likewise.
13568 2007-04-21 Richard Guenther <rguenther@suse.de>
13570 PR middle-end/31136
13571 * fold-const.c (fold_unary): Call fold_convert_const on the
13574 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13576 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13577 (store_killed_in_pat): New.
13579 2007-04-20 Richard Henderson <rth@redhat.com>
13582 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13583 TREE_LIST with a void_type_node value, not void_list_node exactly.
13585 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13587 * doc/standards.texi: Re-arrange into language-specific
13588 subsections. Add a C++ section, documenting which standards we
13591 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13593 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13594 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13596 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13598 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13599 ecrti.o and crtbegin.o.
13600 (LIB_DEFAULT_SPEC): Include -lc.
13601 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13603 2007-04-20 Richard Henderson <rth@redhat.com>
13606 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13607 argument; update all callers.
13608 (get_unaligned_offset): New.
13609 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13610 get_unaligned_address, just pass on the address directly.
13611 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13612 the subreg in the helper patterns.
13613 (unaligned_extendqidi_le): Use get_unaligned_offset.
13614 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13615 (unaligned_extendhidi_be): Likewise.
13616 (unaligned_extendhidi): Tidy.
13617 * config/alpha/alpha-protos.h: Update.
13619 2007-04-20 Richard Henderson <rth@redhat.com>
13621 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13622 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13623 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13624 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13625 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13626 (CPP_SPEC): Don't include %(cpp_subtarget).
13627 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13628 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13629 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13631 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13633 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13634 for __builtin_ia32_cmpordss.
13636 PR tree-optimization/31632
13637 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13638 and arg1 for optimizations of comparison against min/max values.
13639 Fold arg0 to arg1's type for optimizations of comparison against
13640 min+1 and max-1 values.
13642 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13644 * reload.c (combine_reloads): When trying to use a dying register,
13645 check whether it's uninitialized and don't use if so.
13647 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13649 * fold-const.c: Remove prototypes for native_encode_expr and
13650 native_interpret_expr.
13651 (native_encode_expr): Make non-static.
13652 (native_interpret_expr): Likewise.
13653 * tree.h: Add prototypes for the above.
13655 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13657 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13658 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13659 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13660 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13661 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13662 Add length attributes.
13664 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13666 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13669 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13670 __STDC_WANT_DEC_FP__.
13672 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13674 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13675 for long double compatibility.
13676 * configure: Regenerate.
13678 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13680 PR rtl-optimization/29841
13681 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13683 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13684 that may cause control flow transfer from being moved.
13686 2007-04-18 Jan Hubicka <jh@suse.cz>
13688 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13691 2007-04-18 Eric Christopher <echristo@apple.com>
13693 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13694 only. Update operands.
13695 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13696 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13697 link register to pic register.
13699 2007-04-18 Dirk Mueller <dmueller@suse.de>
13701 PR diagnostic/31227
13702 * tree-vrp.c (search_for_addr_array): New.
13703 (check_array_bounds): Suppress warning about
13704 address taken of array refs if its not de-referenced.
13706 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13708 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13709 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13711 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13712 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13713 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13715 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13717 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13719 (vect_analyze_scalar_cycles): Fix indentation.
13720 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13721 (vect_mark_relevant): Include phis in relevance analysis.
13723 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13725 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13727 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13728 output_operand_lossage().
13730 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13732 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13733 the unused code for reduction without adjust-in-epilog to simplify the
13736 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13738 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13739 (S390_TDC_NEGATIVE_ZERO): New constant.
13740 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13741 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13742 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13743 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13744 (S390_TDC_POSITIVE_INFINITY): New constant.
13745 (S390_TDC_NEGATIVE_INFINITY): New constant.
13746 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13747 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13748 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13749 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13750 (S390_TDC_INFINITY): New constant.
13751 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13752 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13753 optimization for UNSPEC_CCZ_TO_INT.
13754 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13755 ("*ccz_to_int"): New insn.
13756 ("isinf<mode>2"): New insn.
13757 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13758 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13759 (UNSPEC_CCZ_TO_INT): New constant.
13761 2007-04-18 Richard Guenther <rguenther@suse.de>
13763 PR tree-optimization/19431
13764 PR tree-optimization/21463
13765 * tree-pass.h (pass_phiprop): Declare.
13766 * passes.c (init_optimization_passes): New phiprop pass.
13767 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13768 (phivn_valid_p): New helper function.
13769 (phiprop_insert_phi): Likewise.
13770 (propagate_with_phi): Likewise.
13771 (tree_ssa_phiprop): New propagator propagating loads
13772 through phi nodes if profitable.
13774 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13776 * tree-vect-analyze.c (process_use): New function.
13777 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13778 Check phis in all bbs.
13779 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13782 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13784 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13787 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13790 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13793 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13795 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13797 (sse_vmmulv4sf3): Likewise.
13798 (sse2_vmaddv2df3): Likewise.
13799 (sse2_vmmulv2df3): Likewise.
13801 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13803 PR rtl-optimization/31360
13804 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13805 (target_reg_cost): New.
13806 (init_set_costs): Initialize target_reg_cost. Add comments
13807 regarding the rationale of the costs.
13808 (global_cost_for_size): Renamed to...
13809 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13810 of register pressure.
13811 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13812 estimate_reg_pressure_cost. Add number of ivs.
13813 (determine_set_costs): Dump target_reg_cost.
13814 * loop-invariant.c (gain_for_invariant): Use
13815 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13816 (best_gain_for_invariant, find_invariants_to_move): Remove
13818 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13819 (target_reg_cost): Declare.
13820 (global_cost_for_size): Declaration removed.
13821 (estimate_reg_pressure_cost): Declare.
13823 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13825 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13826 regnos into even/odd register pairs.
13827 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13828 TDmode similar to the other floating point modes.
13829 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13830 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13832 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13833 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13834 (movdd_hardfloat64): Use TARGET_MFPGPR.
13836 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13838 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13841 2005-01-05 Richard Henderson <rth@redhat.com>
13843 * reload1.c (do_input_reload): Restrict the optimization deleteing
13844 a previous output reload to RELOAD_FOR_INPUT.
13846 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13848 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13849 induc_vec_info_type.
13850 (vectorizable_induction): New function declaration.
13851 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13852 check if already vectorized. Find first place in BB where new stmts
13853 can be inserted. Takes only one argument.
13854 (vectorizable_induction): New function.
13855 (vect_transform_stmt): Add case for induc_vec_info_type to call
13856 vectorizable_induction.
13857 (vect_transform_loop): Consider phis for vectorization.
13858 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13860 (analyze_operations): Call vectorizable_induction when analyzing phis.
13862 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13863 (vect_mark_relevant): Include phis in relevance analysis.
13864 (vect_mark_stmts_to_be_vectorize): Likewise.
13865 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13867 2007-04-16 Lawrence Crowl <crowl@google.com>
13869 * doc/invoke.texi (Debugging Options): Add documentation for the
13870 -femit-struct-debug options -femit-struct-debug-baseonly,
13871 -femit-struct-debug-reduced, and
13872 -femit-struct-debug-detailed[=...].
13874 * c-opts.c (c_common_handle_option): Add
13875 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13876 and OPT_femit_struct_debug_detailed_.
13877 * c.opt: Add specifications for
13878 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13879 and -femit-struct-debug-detailed[=...].
13880 * opts.c (set_struct_debug_option): Parse the
13881 -femit-struct-debug-... options.
13882 * opts.c (matches_main_base, main_input_basename,
13883 main_input_baselength, base_of_path, matches_main_base): Add
13884 variables and functions to compare header base name to compilation
13886 * opts.c (should_emit_struct_debug): Add to determine to emit a
13887 structure based on the option.
13888 (dump_struct_debug) Also disabled function to debug this
13890 * opts.c (handle_options): Save the base name of the
13893 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13894 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13895 This hook indicates if a type is generic. Set it by default
13896 to "never generic".
13897 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13898 to determine if a struct type is generic or not.
13899 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13900 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13901 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13902 with live C++ hook.
13904 * flags.h (enum debug_info_usage): Add an enumeration to describe
13905 a program's use of a structure type.
13906 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13907 to indicate the program's usage of the type. Filter structs based
13908 on the -femit-struct-debug-... specification.
13909 (gen_type_die): Split into two routines, gen_type_die and
13910 gen_type_die_with_usage. gen_type_die is now a wrapper
13911 that assumes direct usage.
13912 (gen_type_die_with_usage): Replace calls to gen_type_die
13913 with gen_type_die_with_usage adding the program usage of
13914 the referenced type.
13915 (dwarf2out_imported_module_or_decl): Suppress struct debug
13916 information using should_emit_struct_debug when appropriate.
13918 2007-04-16 Ian Lance Taylor <iant@google.com>
13920 PR tree-optimization/31522
13921 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13922 (vrp_initialize): Allocate vr_phi_edge_counts.
13923 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13924 executable edge. Drop test for all constants.
13925 (vrp_finalize): Free vrp_phi_edge_counts.
13927 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13928 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13930 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13931 predecessors at head rather than tail.
13933 2007-04-16 Matthias Klose <doko@debian.org>
13935 * config/alpha/linux.h (CPP_SPEC): Define.
13936 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13938 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13940 * function.h: Remove sequence_stack extern declaration.
13942 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13944 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13946 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13949 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13951 * config/avr/avr.c (avr_arch_types): Rearranging array.
13952 (enum avr_arch): Add.
13953 (avr_mcu_types): Use avr_arch enumeration constants instead of
13955 * config/avr/avr.h (LINK_SPEC): Simplify.
13957 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13959 * config/m68k/m68k.c (m68k_libcall_value,
13960 m68k_function_value): Use macros for register names more.
13962 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13964 (M68K_REGNAME): Use A6_REG.
13965 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13967 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13969 PR middle-end/28071
13970 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13971 'pending_read_list_length' and 'pending_write_list_length'. Update
13973 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13974 to handle two length counters instead of one. Update all uses.
13975 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13976 two length counters instead of one.
13977 * sched-rgn.c (propagate_deps): Update to handle two length counters
13980 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13983 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13984 copy of source, pass it to ix86_expand_vector_set and return
13987 2007-04-16 David Ung <davidu@mips.com>
13988 Joseph Myers <joseph@codesourcery.com>
13990 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13991 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13992 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13993 Add 74K processor information.
13994 * config/mips/mips.md: Include 74k.md.
13995 (cpu): Add 74kc,74kf,74kx.
13996 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13997 * config/mips/74k.md: New.
13998 * doc/invoke.texi (MIPS Options): Document 74K support.
14000 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
14002 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
14003 vectorizable_* functions.
14004 * tree-vect-transform.c (vectorizable_call): Add check for
14005 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
14006 (vectorizable_store): likewise.
14007 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
14009 (vectorizable_operation, vectorizable_type_demotion): Likewise.
14010 (vectorizable_type_promotion, vectorizable_load): Likewise.
14011 (vectorizable_live_operation, vectorizable_condition): Likewise.
14012 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
14014 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
14016 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14018 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
14019 register numbers more.
14020 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
14021 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
14022 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
14023 FUNCTION_VALUE_REGNO_P): Likewise.
14024 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
14025 STATIC_CHAIN_REGNUM): Likewise.
14026 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
14027 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
14028 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
14029 * config/m68k/m68k.md (FP_REG): New.
14031 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14033 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
14036 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14038 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
14039 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
14042 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14044 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
14047 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14050 * c-decl.c (finish_decl): Grab the type of the decl after the call
14051 to store_init_value.
14053 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
14055 * common.opt (fforward-propagate): Fix "Optimization" annotation.
14057 2007-04-14 Jakub Jelinek <jakub@redhat.com>
14060 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
14061 dominators, post dominators and cleanup cfg before returning.
14063 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
14065 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
14066 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
14068 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
14070 * config.gcc: Recognize fido.
14071 * config/m68k/m68k-devices.def (fidoa): New.
14072 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
14074 (FL_FIDOA, TARGET_FIDOA): New.
14075 * config/m68k/m68k.opt (mfidoa): New.
14077 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14079 PR middle-end/31322
14080 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
14081 when a personality function is used.
14083 2007-04-13 Bob Wilson <bob.wilson@acm.org>
14085 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
14087 2007-04-13 Mike Stump <mrs@apple.com>
14089 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
14091 * config/darwin.opt (fapple-kext): Make C++ only.
14092 * config/darwin.c (darwin_override_options): Remove code to ensure
14093 -fapple-kext is given for C++ only.
14095 2007-04-13 Richard Sandiford <richard@codesourcery.com>
14097 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
14098 * config/mips/mips.c (override_options): Call
14099 SUBTARGET_OVERRIDE_OPTIONS, if defined.
14101 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14103 * config/i386/i386.opt (msvr3-shlib): Removed.
14105 * doc/invoke.texi: Remove -msvr3-shlib.
14107 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14109 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14110 with "popcnt" instruction.
14112 2007-04-13 Richard Guenther <rguenther@suse.de>
14114 PR tree-optimization/21258
14115 * tree-vrp.c (compare_case_labels): New helper.
14116 (find_switch_asserts): New function.
14117 (find_assert_locations): Call it for SWITCH_EXPRs.
14119 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14121 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14122 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14123 check is now implied in X87_FLOAT_MODE_P.
14124 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14125 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14126 (fix_trunc<mode>_i386_fisttp): Ditto.
14127 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14128 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14129 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14130 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14131 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14132 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14133 (unnamed_splitters): Ditto.
14134 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14135 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14136 FIRST_SSE_REG for local functions when SSE math is enabled or
14137 for functions with sseregparm attribute.
14138 (standard_80387_constant_p): Return -1 if mode is not
14140 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14141 (ix86_expand_compare): Ditto.
14142 (ix86_expand_carry_flag_compare): Ditto.
14143 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14144 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14145 DECIMAL_FLOAT_MODE_P.
14146 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14147 of SCALAR_FLOAT_MODE_P.
14148 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14149 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14150 checks before FLOAT_MODE_P.
14151 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14152 before FLOAT_MODE_P.
14157 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14159 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14160 Charles Wilson <libtool@cwilson.fastmail.fm>
14162 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14163 (libgcc.mvars): Don't depend on them.
14164 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14165 * exec-tool.in: New.
14167 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14169 * doc/invoke.text (--help): Document --help=common.
14171 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14173 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14175 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14177 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14178 * genemit.c (main): Emit #include "integrate.h".
14179 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14180 (LOADGP_RTP): New mips_loadgp_style.
14181 * config/mips/mips.h: Include config/vxworks-dummy.h.
14182 (TARGET_RTP_PIC): New macro.
14183 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14184 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14185 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14186 for TARGET_RTP_PIC.
14187 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14188 -mvxworks-pic when using -mrtp and a PIC option.
14189 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14191 (mips_symbolic_constant_p, mips_symbolic_address_p)
14192 (mips_symbol_insns): Handle SYMBOL_HALF.
14193 (override_options): Warn about -G and -mrtp being used together.
14194 Initialize mips_lo_relocs[SYMBOL_HALF].
14195 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14196 (mips_emit_loadgp): Handle LOADGP_RTP.
14197 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14198 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14199 (tablejump): Handle function-relative case table entries if
14201 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14203 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14205 * config/mips/mips.md (load_call<mode>): Allow any general register.
14207 (sibcall_value_internal, sibcall_value_multiple_internal)
14208 (call_value_internal, call_value_split, call_value_multiple_internal)
14209 (call_value_multiple_split): Remove constraints from operand 0.
14211 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14213 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14214 rather than loadgp_noshared.
14215 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14216 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14218 * config/mips/mips.md (loadgp): Rename to...
14219 (loadgp_newabi): ...this.
14220 (loadgp_noshared): Rename to...
14221 (loadgp_absolute): ...this.
14223 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14225 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14226 false for locally-binding symbols.
14227 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14229 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14231 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14232 (SYMBOL_GOT_PAGE_OFST): ...this.
14233 (SYMBOL_GOT_GLOBAL): Rename to...
14234 (SYMBOL_GOT_DISP): ...this.
14235 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14236 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14237 * config/mips/mips.c (mips_global_symbol_p): New function.
14238 (mips_symbol_binds_local_p): Likewise.
14239 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14240 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14241 mips_global_symbol_p and mips_symbol_binds_local_p.
14242 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14243 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14244 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14245 SYMBOL_GOTOFF_DISP.
14246 (mips_ok_for_lazy_binding_p): New function.
14247 (mips_load_call_address, mips_expand_call): Use it.
14248 (mips_dangerous_for_la25_p): Likewise.
14249 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14250 (*got_disp<mode>): Use got_disp_operand instead of
14251 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14252 SYMBOL_GOTOFF_GLOBAL.
14253 (*got_page<mode>): Use got_page_ofst_operand instead of
14255 * config/mips/predicates.md (const_call_insn_operand): Use
14256 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14257 (global_got_operand): Rename to...
14258 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14260 (local_got_operand): Rename to...
14261 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14262 of SYMBOL_GOT_LOCAL.
14264 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14266 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14267 TARGET_CALL_CLOBBERED_GP.
14268 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14269 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14270 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14271 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14272 of TARGET_ABICALLS && !TARGET_NEWABI.
14273 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14274 * config/mips/mips.c (mips_load_call_address): Check
14275 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14276 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14277 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14278 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14279 TARGET_ABICALLS && TARGET_NEWABI.
14280 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14282 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14283 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14284 TARGET_ABICALLS && TARGET_NEWABI.
14285 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14286 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14287 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14288 whether indirect calls must use $25.
14289 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14291 * config/mips/mips.md (jal_macro): Check flag_pic and
14292 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14293 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14294 instead of TARGET_ABICALLS.
14295 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14296 TARGET_ABICALLS && TARGET_OLDABI.
14297 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14298 (sibcall): In the comment above the define_insn, mention
14299 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14300 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14301 instead of TARGET_ABICALLS.
14303 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14305 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14306 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14307 (MACFLAGS_MATCH_P): New macro.
14308 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14309 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14310 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14311 the other MACFLAG constants.
14312 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14313 (flag_machi): Tighten constraints. Renumber some of the operands.
14314 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14316 (flag_machi_parts_acconly): New pattern.
14317 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14319 (flag_macinit1hi): Tighten constraints.
14320 (flag_mul_macv2hi_parts_acconly): New pattern.
14322 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14323 Use a more efficient implementation.
14324 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14325 inline sequences when not optimizing for size.
14327 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14328 movhi_high2low): Delete, merge functionality into...
14329 (packv2hi): ... this pattern.
14331 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14332 * config/bfin/bfin.opt (msim): New option.
14333 (mcpu=): New option.
14334 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14335 (bfin_cpu_t): Typedef of enum bfin_cpu.
14336 (bfin_cpu_type): New declaration.
14337 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14338 -msim and -mcpu= options.
14339 (LIB_SPEC): Likewise.
14340 * config/bfin/bfin.c (bfin_cpu_type): Define.
14341 (bfin_handle_option): Handle -mcpu= option.
14342 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14343 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14344 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14346 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14348 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14349 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14350 (powerpc-wrs-vxworksae): Use ${tm_file}.
14351 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14352 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14353 * config/i386/vx-common.h: New file.
14355 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14357 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14360 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14362 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14365 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14369 * c-common.c (c_build_qualified_type): Set canonical type
14372 2007-04-12 Richard Guenther <rguenther@suse.de>
14374 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14375 lower bound and element size if lower bound is not zero
14376 or either of the ARRAY_REF operands is set.
14378 2007-04-12 Richard Guenther <rguenther@suse.de>
14380 PR tree-optimization/24689
14381 PR tree-optimization/31307
14382 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14384 * gimplify.c (canonicalize_addr_expr): To be consistent with
14385 gimplify_compound_lval only set operands two and three of
14386 ARRAY_REFs if they are not gimple_min_invariant. This makes
14387 it never at this place.
14388 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14390 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14392 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14393 null before emitting a .nsubspa directive.
14395 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14397 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14398 need_to_partition_p if there are no memory statements in the
14401 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14403 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14404 (gcd_of_steps_may_divide_p): New function.
14405 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14407 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14409 * reload.c (find_reloads_toplev, find_reloads_address,
14410 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14411 not a pointer equality test, to decide if we need to call
14412 push_reg_equiv_alt_mem.
14414 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14416 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14417 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14419 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14421 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14423 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14424 vector to be positive.
14426 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14430 * doc/invoke.texi: Document --params max-aliased-vops and
14432 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14433 debug_memory_partitions): Move to tree-flow.h
14434 * params.h (AVG_ALIASED_VOPS): Define.
14435 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14437 (mp_info_t): Likewise.
14438 (get_mem_sym_stats_for): New.
14439 (set_memory_partition): Move from tree-flow-inline.h.
14440 (mark_non_addressable): Only clear the set of symbols for the
14441 partition if it exists.
14442 (dump_memory_partitions): Move from tree-ssa-operands.c
14443 (debug_memory_partitions): Likewise.
14444 (need_to_partition_p): New.
14445 (dump_mem_ref_stats): New.
14446 (debug_mem_ref_stats): New.
14447 (dump_mem_sym_stats): New.
14448 (debug_mem_sym_stats): New.
14449 (update_mem_sym_stats_from_stmt): New.
14450 (compare_mp_info_entries): New.
14451 (mp_info_cmp): Call it.
14452 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14454 (get_mpt_for): Move from tree-ssa-operands.c.
14455 (find_partition_for): New.
14456 (create_partition_for): Remove.
14457 (estimate_vop_reduction): New.
14458 (update_reference_counts): New.
14459 (build_mp_info): New.
14460 (compute_memory_partitions): Refactor.
14461 Document new heuristic.
14462 Call build_mp_info, update_reference_counts,
14463 find_partition_for and estimate_vop_reduction.
14464 (compute_may_aliases): Populate virtual operands before
14465 calling debugging dumps.
14466 (delete_mem_sym_stats): New.
14467 (delete_mem_ref_stats): New.
14468 (init_mem_ref_stats): New.
14469 (init_alias_info): Call it.
14470 (maybe_create_global_var): Remove alias_info argument.
14471 Get number of call sites and number of pure/const call sites
14472 from gimple_mem_ref_stats().
14473 (dump_alias_info): Call dump_memory_partitions first.
14474 (dump_points_to_info_for): Show how many times a pointer has
14476 * opts.c (decode_options): For -O2 set --param
14477 max-aliased-vops to 500.
14478 For -O3 set --param max-aliased-vops to 1000 and --param
14479 avg-aliased-vops to 3.
14480 * fortran/options.c (gfc_init_options): Remove assignment to
14482 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14483 * tree-dfa.c (dump_variable): Dump memory reference
14485 Dump NO_ALIAS* settings.
14486 (referenced_var_lookup): Tidy.
14487 (mem_sym_stats): New.
14488 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14489 and ORIG are different SSA names for a memory partition.
14490 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14491 * tree-flow.h (struct mem_sym_stats_d): Define.
14492 (mem_sym_stats_t): Define.
14493 (struct mem_ref_stats_d): Define.
14494 (struct gimple_df): Add field mem_ref_stats.
14495 (enum noalias_state): Define.
14496 (struct var_ann_d): Add bitfield noalias_state.
14497 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14498 debug_mem_ref_stats, debug_memory_partitions,
14499 debug_mem_sym_stats): Declare.
14500 * tree-ssa-structalias.c (update_alias_info): Update call
14501 sites, pure/const call sites and asm sites in structure
14502 returned by gimple_mem_ref_stats.
14503 Remove local variable IS_POTENTIAL_DEREF.
14504 Increase NUM_DEREFS if the memory expression is a potential
14506 Call update_mem_sym_stats_from_stmt.
14507 If the memory references memory, call
14508 update_mem_sym_stats_from_stmt for all the direct memory
14509 symbol references found.
14510 (intra_create_variable_infos): Set noalias_state field for
14511 pointer arguments according to the value of
14512 flag_argument_noalias.
14513 * tree-ssa-structalias.h (struct alias_info): Remove fields
14514 num_calls_found and num_pure_const_calls_found.
14515 (update_mem_sym_stats_from_stmt): Declare.
14516 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14517 Set default value to 100.
14518 (PARAM_AVG_ALIASED_VOPS): Define.
14520 2007-04-11 Richard Guenther <rguenther@suse.de>
14522 PR middle-end/31530
14523 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14524 a * -b + c as c - a * b if we honor sign dependent rounding.
14526 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14528 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14529 bfin_expand_strmov.
14530 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14531 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14533 (initialize_trampoline): Don't use old-style function definition.
14534 (bfin_secondary_reload): Mark IN_P argument as unused.
14536 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14538 PR tree-optimization/31343
14539 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14540 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14541 * testsuite/gcc.dg/vect/pr31343.c: New.
14543 2007-04-10 Eric Christopher <echristo@apple.com>
14545 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14546 * config/i386/i386.md (*cmpfp0): Use.
14547 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14548 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14549 (fix_trunc<mode>_i386_fisttp): Ditto.
14550 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14551 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14552 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14553 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14554 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14555 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14556 (unnamed_splitters): Ditto.
14557 * config/i386/i386.c (output_fix_trunc): Assert that
14558 we're not being passed a TFmode operand.
14560 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14562 PR tree-optimization/31526
14563 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14564 n_basic_blocks to find newly added blocks.
14566 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14568 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14570 (fix_trunc<mode>si_sse): Ditto.
14571 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14572 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14573 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14574 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14575 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14576 expander using SSEMODEF mode macro.
14577 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14578 expander using SSEMODEF mode macro.
14579 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14580 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14581 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14582 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14583 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14584 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14585 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14586 Macroize insn using X87MODEF mode macro.
14588 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14590 * config/i386/sse.md (sse2_pinsrw): Removed.
14591 (sse2_pextrw): Renamed to ...
14592 (*sse2_pextrw): This.
14594 2007-04-09 Jan Hubicka <jh@suse.cz>
14597 * config/i386/sse.md
14598 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14599 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14600 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14601 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14603 2007-04-09 Jan Hubicka <jh@suse.cz>
14605 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14606 multiple fields of union.
14608 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14610 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14611 (create_preheaders): Check that loops are available.
14612 (fix_loop_structure): Clean up, improve comments.
14613 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14614 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14616 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14617 * predict.c (tree_estimate_probability): Do not call
14618 calculate_dominance_info. Call create_preheaders.
14619 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14620 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14622 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14623 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14624 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14625 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14628 2007-04-08 Jan Hubicka <jh@suse.cz>
14630 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14631 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14632 * fold-const.c (fold_unary): Use it.
14634 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14636 * varasm.c (assemble_variable): Remove call to
14637 lang_hooks.decls.prepare_assemble_variable.
14638 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14639 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14640 * langhooks.h (lang_hooks_for_decls): Remove
14641 prepare_assemble_variable.
14643 2007-04-08 Mike Stump <mrs@apple.com>
14645 * config/i386/i386.c: Use inc/dec on Core2.
14647 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14649 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14650 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14651 lhd_tree_inlining_end_inlining): Remove.
14652 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14653 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14654 end_inlining hooks.
14655 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14656 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14657 lhd_tree_inlining_end_inlining): Remove prototypes.
14658 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14659 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14660 LANG_HOOKS_TREE_INLINING_START_INLINING,
14661 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14663 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14666 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14669 * config/avr/predicates.md (io_address_operand): Delete predicate.
14670 (low_io_address_operand): Don't use 'mode' argument.
14671 (higth_io_address_operand): Rename ...
14672 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14673 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14676 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14678 Revert change removing staticp.
14680 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14683 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14686 2007-04-07 Bruce Korb <bkorb@gnu.org>
14688 * c.opt: Add -Wformat-contains-nul.
14689 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14691 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14692 the NUL byte warning.
14694 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14696 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14698 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14700 * tree.c (staticp): No longer use staticp langhook.
14701 * langhooks.c (lhd_staticp): Removed.
14702 * langhooks.h (struct lang_hooks): Remove staticp.
14703 * c-common.c (c_staticp): Remove.
14704 * c-common.h (c_staticp): Ditto.
14705 * langhooks-defs.h (lhd_staticp): Ditto.
14706 (LHD_HOOKS_STATICP): Ditto
14707 * tree.h (gcc_assert_lowered): New macro.
14709 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14711 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14712 argument "reliable".
14713 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14714 Add argument "reliable". Propagate it through calls.
14715 (infer_loop_bounds_from_undefined): Derive number of iterations
14716 estimates from references in blocks that do not dominate loop latch.
14717 (gcov_type_to_double_int): New function.
14718 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14719 and expected_loop_iterations_unbounded.
14720 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14721 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14722 * tree-data-ref.c (estimated_loop_iterations): Export.
14723 (get_references_in_stmt): Fix -- do not return addresses of local
14725 * cfgloop.h (expected_loop_iterations_unbounded,
14726 estimated_loop_iterations): Declare.
14728 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14730 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14732 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14734 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14735 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14736 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14737 Use output_387_reg_move().
14738 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14739 expander using X87MODEF12 mode macro.
14740 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14741 choosing register preferences. Use output_387_reg_move().
14742 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14743 instead of "x". Use output_387_reg_move().
14744 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14745 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14746 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14747 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14748 Use output_387_reg_move().
14749 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14751 (*truncxf?f_i387 splitter): Ditto.
14753 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14755 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14756 LANG_HOOKS_SAFE_FROM_P.
14757 * expr.c (safe_from_p): Remove langhook call.
14758 * langhooks.h (lang_hooks): Remove safe_from_p.
14759 (lhd_safe_from_p): Remove prototype.
14760 * langhooks.c (lhd_safe_from_p): Remove.
14762 2007-04-06 Jan Hubicka <jh@suse.cz>
14764 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14767 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14769 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14770 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14771 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14772 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14774 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14775 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14777 2007-04-05 Richard Henderson <rth@redhat.com>
14779 * config/alpha/alpha.c (print_operand) [+]: Remove.
14780 (alpha_end_function): Print nop if call at end of function.
14781 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14782 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14783 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14784 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14785 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14786 the call pattern. Update peepholes to match.
14788 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14790 * doc/extend.texi (Other Builtins): Add decimal float variants
14792 * builtins.def: Ditto.
14793 * builtins.c (expand_builtin): Ditto.
14795 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14796 H.J. Lu <hongjiu.lu@intel.com>
14799 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14800 of V8HImode when calling ix86_binary_operator_ok.
14801 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14802 (sdot_prodv8hi): Operands 1 and 2 must be register.
14804 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14806 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14807 initialize align to silence bogus warning.
14809 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14811 PR middle-end/22156
14812 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14814 (struct sra_walk_fns): Remove use_all parameter from use.
14815 (sra_hash_tree): Handle BIT_FIELD_REFs.
14816 (sra_elt_hash): Don't hash bitfld blocks.
14817 (sra_elt_eq): Skip them in parent compares as well. Handle
14819 (sra_walk_expr): Don't maintain or pass down use_all_p.
14820 (scan_use): Remove use_all parameter.
14821 (scalarize_use): Likewise. Re-expand assignment to
14822 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14823 output, and re-scalarize after output. Don't mark anything
14825 (scalarize_ldst): Adjust.
14826 (scalarize_walk_gimple_modify_statement): Likewise.
14827 (build_element_name_1): Handle BIT_FIELD_REFs.
14828 (instantiate_element): Don't warn for any element whose parent
14829 is used as a whole.
14830 (instantiate_missing_elements_1): Return the sra_elt.
14831 (canon_type_for_field): New.
14832 (try_instantiate_multiple_fields): New.
14833 (instantiate_missing_elemnts): Use them.
14834 (mark_no_warning): Removed.
14835 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14836 (REPLDUP, sra_build_elt_assignment): New.
14837 (generate_copy_inout): Use them.
14838 (generate_element_copy): Likewise. Handle bitfld differences.
14839 (generate_element_zero): Don't recurse for blocks. Use
14840 sra_build_elt_assignment.
14841 (generate_one_element_int): Take elt instead of var. Use
14842 sra_build_elt_assignment.
14843 (generate_element_init_1): Adjust.
14844 (scalarize_use, scalarize_copy): Use REPLDUP.
14845 (scalarize_ldst): Move assert before dereference.
14846 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14848 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14850 * regmove.c: Fix unused variable warnings due to previous commit.
14852 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14854 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14855 (regmove_bb_head): Remove.
14856 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14857 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14858 problems with fixup_match_1.
14859 Don't initialize/free regmove_bb_head.
14861 (reg_is_remote_constant_p): If an insn is in the same basic block
14862 but not before INSN, consider it remote, too.
14864 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14867 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14868 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14870 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14872 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14873 (CONDITIONAL_REGISTER_USAGE): Likewise.
14875 2007-04-04 Richard Henderson <rth@redhat.com>
14877 * config/alpha/lib1funcs.asm: Remove unused file.
14879 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14882 * opts.c (print_specific_help): Fix --help=<language>
14884 (common_handle_option): Support --help=common.
14886 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14889 * gcc.c (main): Do not run the linker if
14890 print_subprocess_help indicates that it shouldn't be
14893 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14896 * doc/invoke.texi (--help=): Document <languages> value, fix
14897 formatting in tables of values.
14899 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14901 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14902 dllimport attribute of virtual methods.
14904 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14906 * config/score/crti.asm: Change _bss_start to __bss_start.
14907 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14908 (OUTGOING_REG_PARM_STACK_SPACE) update.
14909 * config/score/score.opt: add options to make backend support
14910 score5, score5u, score7 and score7d.
14911 * config/score/score.md: Likewise.
14912 * config/score/misc.md: Likewise.
14913 * config/score/mac.md: Likewise.
14914 * doc/invoke.texi: Likewise.
14915 * doc/md.texi: update constraints define.
14917 2007-04-03 Richard Henderson <rth@redhat.com>
14919 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14920 an appropriate type, use the mode instead.
14922 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14924 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14925 Set the default --with-arch setting to mips2.
14926 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14927 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14928 (MULTILIB_OSDIRNAMES): Delete.
14929 (MULTILIB_DIRNAMES): Define.
14930 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14931 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14932 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14933 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14934 VXWORKS_OS_CPP_BUILTINS.
14935 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14936 (MIPS_DEBUGGING_INFO): Undefine.
14937 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14939 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14941 PR middle-end/30704
14942 * fold-const.c (native_encode_real): Encode real.c provided longs
14943 as a series of 32-bit native integers.
14944 (native_interpret_real): Interpret buffer as a series of 32-bit
14947 2007-04-03 Richard Guenther <rguenther@suse.de>
14949 * genpreds.c (write_insn_constraint_len): Write function
14950 optimized for CONSTRAINT_LEN implementation.
14951 (write_tm_preds_h): Output insn_constraint_len inline and
14952 use it for CONSTRAINT_LEN.
14953 (write_insn_preds_c): Don't output insn_constraint_len.
14954 * doc/md.texi (define_register_constraint): Document multi-letter
14955 constraints shall have the same length if they start with the same
14958 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14961 * config/i386/i386.md (isinf<mode>2): Expand only when
14962 TARGET_C99_FUNCTIONS is set.
14964 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14966 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14967 (x86_64-*-linux*): Ditto.
14968 * config/i386/i386.opt (mpc): New option.
14969 * config/i386/i386.c (overrride_options): Handle
14970 ix87_precision_string.
14971 * config/i386/crtprec.c: New file.
14972 * config/i386/t-crtpc: Ditto.
14973 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14974 and -mpc80 options.
14975 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14976 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14977 crtprec32.o, crtprec64.o and crtprec80.o.
14979 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14980 and -mpc80 options.
14981 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14983 2007-04-02 Eric Christopher <echristo@apple.com>
14985 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14986 limitations on darwin.
14988 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14991 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14993 2007-04-02 Dave Korn <dave.korn@artimi.com>
14995 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14997 2007-04-02 Dave Korn <dave.korn@artimi.com>
14999 * libgcc2.h (exception_descriptor): Don't forward-declare.
15000 (__get_eh_table_language, __get_eh_table_version): Delete
15001 prototypes of long-dead functions.
15003 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
15005 * ebitmap.h: New file
15006 * ebitmap.c: New file
15007 * Makefile.in (ebitmap.o): New target.
15009 2007-04-01 Jan Hubicka <jh@suse.cz>
15011 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
15012 before very first instruction.
15014 2007-04-01 Jan Hubicka <jh@suse.cz>
15016 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
15017 waring on 64bit hosts.
15018 * bitmap.h: Fix typo in bitmap_head_def.
15020 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
15022 PR rtl-optimization/31391
15023 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
15024 into a DELETED_LABEL note, and the label is in an empty basic
15025 block, update BB_END as well as BB_HEAD.
15027 2007-04-01 Richard Henderson <rth@redhat.com>
15029 PR tree-optimization/31169
15030 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
15031 to varying if the range is outside [0, prec-1].
15033 2007-04-01 Richard Sandiford <richard@codesourcery.com>
15036 * config/mips/mips.md (load_const_gp): New insn.
15037 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
15038 the MIPS16 GP pseudo register if no_new_pseudos.
15039 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
15041 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15044 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
15046 (call_value): Likewise.
15048 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
15049 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15052 * doc/invoke.texi: (optimization options): Reword description
15053 of -ffast-math. Document its primary purpose.
15055 2007-03-31 Richard Guenther <rguenther@suse.de>
15057 * omp-low.c (splay-tree.h): Include.
15058 (lookup_decl): Replace splay-tree usage by pointer-map.
15059 (maybe_lookup_decl): Likewise.
15060 (new_omp_context): Likewise.
15061 (delete_omp_context): Likewise.
15062 * gimplify.c (splay-tree.h): Include.
15063 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
15065 (remap_ssa_name): Likewise.
15066 (remap_decl): Likewise.
15067 (remap_type_1): Likewise.
15068 (remap_type): Likewise.
15069 (copy_body_r): Likewise.
15070 (expand_call_inline): Likewise.
15071 (clone_body): Likewise.
15072 (copy_tree_r): Likewise.
15073 (remap_save_expr): Likewise.
15074 (unsave_r): Likewise.
15075 (unsave_expr_now): Likewise.
15076 (tree_function_versioning): Likewise.
15077 (build_duplicate_type): Likewise.
15078 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
15079 (struct copy_body_data): Replace splay-tree by pointer-map.
15080 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
15081 not $(SPLAY_TREE_H).
15082 (gimplify.o): Depend on $(SPLAY_TREE_H).
15083 (omp-low.p): Likewise.
15085 2007-03-31 Anatoly Sokolov <aesok@post.ru>
15087 * config/avr/predicates.md (even_register_operand,
15088 odd_register_operand): New predicates.
15089 * config/avr/avr.md (movw peephole2): New.
15090 (movw_r peephole2): New.
15092 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
15094 * tree.h (get_signed_or_unsigned_type): New.
15095 * fold-const.c (operand_equal_for_comparison_p): Use
15096 get_signed_or_unsigned_type instead of
15097 lang_hooks.types.signed_or_unsigned_type.
15098 * expr.c (store_expr): Ditto.
15099 * langhooks.c (get_signed_or_unsigned_type): New.
15100 (lhd_signed_or_unsigned_type): New.
15101 * langhooks.h (lhd_signed_or_unsigned_type): New.
15102 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15104 2007-03-30 Richard Henderson <rth@redhat.com>
15106 * tree-ssa-loop-ivopts.c: Include target.h.
15107 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15108 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15109 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15110 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15112 2007-03-30 Richard Henderson <rth@redhat.com>
15113 Kai Tietz <kai.tietz@onevision.com>
15115 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15116 default for 64-bit.
15117 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15118 (TARGET_64BIT_MS_ABI): New.
15119 (DBX_REGISTER_NUMBER): Handle 64-bit.
15120 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15121 (LONG_TYPE_SIZE): Force to 32.
15122 (REG_PARM_STACK_SPACE): New.
15123 (OUTGOING_REG_PARM_STACK_SPACE): New.
15124 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15125 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15126 (STACK_BOUNDARY): Use 128 for 64-bit.
15127 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15128 Add 64-bit implementation.
15129 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15131 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15132 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15133 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15134 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15135 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15136 TARGET_64BIT_MS_ABI.
15137 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15138 (ix86_pass_by_reference): Likewise.
15139 (ix86_function_value_regno_p): Likewise.
15140 (ix86_build_builtin_va_list): Likewise.
15141 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15142 (function_arg_advance_ms_64): New.
15143 (function_arg_advance): Call it.
15144 (function_arg_ms_64): New.
15145 (function_arg): Call it.
15146 (function_value_ms_64): New.
15147 (ix86_function_value_1): Call it.
15148 (return_in_memory_ms_64): New.
15149 (ix86_return_in_memory): Call it.
15150 (setup_incoming_varargs_ms_64): New.
15151 (ix86_setup_incoming_varargs): Call it.
15152 (ix86_expand_prologue): Handle 64-bit stack probing.
15153 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15154 (output_pic_addr_const): Likewise.
15155 (x86_this_parameter): Likewise.
15156 (x86_output_mi_thunk): Likewise.
15157 (x86_function_profiler): Likewise.
15158 (TARGET_STRICT_ARGUMENT_NAMING): New.
15159 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15160 (TARGET_64BIT_MS_ABI): New.
15161 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15162 * config/i386/i386.md (allocate_stack_worker): Remove.
15163 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15164 describe the clobber of eax without a match_scratch.
15165 (allocate_stack_worker_postreload): Remove.
15166 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15167 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15168 (allocate_stack_worker_rex64_postreload): Remove.
15169 (allocate_stack): Handle 64-bit.
15170 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15171 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15172 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15173 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15174 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15175 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15176 * config.build (x86_64-*-mingw*): New host.
15177 * config.host (x86_64-*-mingw*): New host.
15178 * config.gcc (x86_64-*-mingw*): New target.
15179 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15181 2007-03-30 Richard Henderson <rth@redhat.com>
15182 Kai Tietz <kai.tietz@onevision.com>
15184 * c-pragma.c (struct def_pragma_macro_value): New.
15185 (struct def_pragma_macro): New.
15186 (pushed_macro_table): New.
15187 (dpm_hash, dpm_eq): New.
15188 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15189 (init_pragma): Install them.
15190 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15192 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15194 * config/avr/avr.c (avr_override_options): Clear
15195 'flag_delete_null_pointer_checks'.
15197 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15200 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15201 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15202 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15203 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15204 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15205 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15206 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15208 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15210 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15212 * regmove.c: Move all of pass_stack_adjustments from here...
15213 * combine-stack-adj.c: ...to this new file.
15214 * Makefile.in: Add rules for combine-stack-adj.o.
15216 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15218 PR tree-optimization/31383
15219 * tree-data-ref.c (affine_function_equal_p): Do not require the
15220 vectors to have the same length.
15222 2007-03-30 Jan Hubicka <jh@suse.cz>
15224 PR middle-end/30700
15225 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15226 availablility; add more sanity checking; ask varpool only about
15229 2007-03-29 Richard Henderson <rth@redhat.com>
15231 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15232 to decide, but __SIZEOF_LONG_LONG__.
15234 2007-03-29 Richard Henderson <rth@redhat.com>
15236 * emutls.c (struct __emutls_array): New.
15237 (emutls_destroy): Use it instead of casting element 0 from void*.
15238 (__emutls_get_address): Likewise.
15240 2007-03-29 Richard Henderson <rth@redhat.com>
15242 * varasm.c (initializer_constant_valid_p): Don't deny
15243 DECL_DLLIMPORT_P on functions.
15245 * config/i386/cygming.h: Remove function declarations.
15246 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15247 (ASM_OUTPUT_LABELREF): Remove.
15248 (COMMON_ASM_OP): Remove.
15249 (ASM_OUTPUT_COMMON): Remove.
15250 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15251 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15252 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15253 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15254 Rename from TARGET_ENCODE_SECTION_INFO.
15255 * config/i386/netware.h: Likewise.
15256 * config/i386/i386-protos.h: Update.
15257 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15258 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15259 (legitimate_constant_p): Reject dllimports.
15260 (dllimport_map, get_dllimport_decl): New.
15261 (legitimize_dllimport_symbol): New.
15262 (legitimize_address, ix86_expand_move): Use it.
15263 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15264 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15265 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15266 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15267 * config/i386/predicates.md (constant_call_address_operand): Only
15268 accept symbols; reject dllimport_p symbols.
15269 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15270 i386_pe_maybe_record_exported_symbol.
15271 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15272 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15273 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15274 trust the setting of DECL_DLLIMPORT_P.
15275 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15276 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15277 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15278 tidy the argument scanning loop.
15279 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15280 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15281 (i386_pe_strip_name_encoding): Remove.
15282 (i386_pe_binds_local_p): New.
15283 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15284 (i386_pe_output_labelref): Remove.
15285 (i386_pe_asm_output_aligned_decl_common): New.
15286 (i386_pe_maybe_record_exported_symbol): Rename from
15287 i386_pe_record_exported_symbol; check for dllexported symbols.
15289 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15291 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15292 add comment explaining why vsnprintf cannot be used.
15294 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15296 PR tree-optimization/30666
15297 * tree.c (build_complex_type): When creating type names for DWARF2
15298 debug info, create TYPE_DECLs for TYPE_NAME instead of
15300 (build_common_tree_nodes_2): Use build_complex_type when building
15301 predefined complex types, to preserve canonical types.
15303 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15305 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15306 (noce_get_alt_condition): Look at it to determine whether to
15307 reverse the condition or not.
15308 (noce_get_condition): Substitute the truth for lies.
15309 (noce_find_if_block): Set the then_else_reversed field.
15311 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15313 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15314 destination of this insn.
15315 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15316 than calling gen_rtx_SET directly. Use r0 to hold the value of
15317 'address + 4' rather than a stack based temporary which can be
15318 mis-optimized away.
15320 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15322 * config/s390/s390.c (s390_secondary_input_reload_class,
15323 s390_secondary_output_reload_class): Functions removed.
15324 (s390_secondary_reload): New function.
15325 (TARGET_SECONDARY_RELOAD): Target macro defined.
15326 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15327 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15328 * config/s390/s390.md ("reload_outti", "reload_outdi",
15329 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15330 "reload_out<mode>"): Expanders removed.
15331 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15332 "reload<mode>_nonoffmem_out"): Expanders added.
15334 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15336 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15337 action if SRC->DEST replacement failed anyway.
15339 2007-03-28 Mike Stump <mrs@apple.com>
15341 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15342 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15343 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15345 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15347 * config.gcc: Accept barcelona as a variant of amdfam10.
15348 * config/i386/i386.c (override_options): Likewise.
15349 * doc/invoke.texi: Likewise.
15351 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15353 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15354 offsets for BIT_FIELD_REF and COMPONENT_REF.
15356 2007-03-28 Richard Guenther <rguenther@suse.de>
15358 * tree.c (is_global_var): Move ...
15359 * tree-flow-inline.h (is_global_var): ... here.
15360 * tree.h (is_global_var): Remove declaration.
15362 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15364 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15366 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15367 * config/i386/i386.c (ix86_tune_features): Initialize new
15369 * config/i386/predicates.md (promotable_binary_operator): Use
15370 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15372 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15375 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15377 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15379 * config/fr30/fr30.md (movsi_internal): Change destination
15380 constraint from m to V and add m to the end.
15382 2007-03-28 Christian Bruel <christian.bruel@st.com>
15384 * config/sh/sh.md (movsi_i): Fix type attribute.
15386 2007-03-28 Christian Bruel <christian.bruel@st.com>
15388 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15389 (movsf_ie): Likewise.
15391 2007-03-28 Christian Bruel <christian.bruel@st.com>
15393 * config.gcc: Add sh4-300 to multilib.
15394 * config/sh/t-mlib-sh4-300: New file.
15396 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15398 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15399 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15400 fix_trunc<mode>di2.
15401 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15402 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15403 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15404 "fixuns_trunctddi2"): Whitespace fix.
15406 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15408 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15409 the definition of struct sh_args.
15410 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15411 CALL_COOKIE_INT_REG_GET): Likewise.
15413 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15415 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15416 transformations are applied successfully.
15418 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15420 * tree.c (tree_contains_struct): Permit 512 tree codes.
15421 * tree.h (tree_contains_struct): Ditto.
15422 (MAX_TREE_CODES): Ditto.
15423 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15424 SPARE member to store remaining padding bits.
15426 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15428 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15431 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15433 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15434 * configure: Regenerate.
15436 * configure: Regenerate using the correct version of autoconf.
15438 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15440 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15442 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15443 regs to "__SP_L__" and "__SP_H__".
15445 2007-03-27 Richard Guenther <rguenther@suse.de>
15447 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15448 computations with it with a HOST_WIDE_INT variable.
15450 2007-03-26 Mike Stump <mrs@apple.com>
15452 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15453 objective-c-header, objective-c++-header and objc++-cpp-output
15455 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15457 2007-03-26 Richard Henderson <rth@redhat.com>
15460 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15461 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15462 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15463 IX86_BUILTIN_PSRLQ128): New.
15464 (ix86_init_mmx_sse_builtins): Add them.
15465 (ix86_expand_builtin): Expand them.
15466 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15467 operand 2 be TImode.
15468 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15469 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15470 _mm_srli_epi64): Mark __B const.
15471 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15472 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15473 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15474 new two-vector shift builtins.
15476 2007-03-26 Ian Lance Taylor <iant@google.com>
15478 PR tree-optimization/31345
15479 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15480 [+INF, +INF(OVF)] into VARYING.
15482 2007-03-26 Zack Weinberg <zackw@panix.com>
15484 * gengtype-parse.c: New file.
15485 * gengtype-yacc.y: Delete.
15486 * gengtype-lex.l: Don't include gengtype-yacc.h.
15487 Define YY_DECL and yyterminate appropriately for recursive
15488 descent parser. yylval is now a string out-parameter to yylex.
15489 (HWS, EOID): New shorthand.
15490 (IWORD): Add a couple more types.
15491 (yylex): Add a setup stanza. Remove the complex rules for
15492 detecting GTY'ed types and typedefs; replace with simple
15493 keyword detectors. Adjust everything for the changed
15494 definition of yylval. Ignore all pp-directives, not just #define.
15496 (parse_file): Rename yybegin; do not call yyparse.
15498 * gengtype.c (xasprintf): Export again.
15499 (this_file): New. Use everywhere __FILE__ was being used.
15500 (get_lang_bitmap): Special case types defined in gengtype.c.
15501 (do_typedef, new_structure): Suppress definition of certain types.
15502 (new_structure): Improve diagnostics of duplicate definitions.
15503 Make sure location_s is associated with input.h.
15504 (nreverse_pairs, define_location_structures): New functions.
15505 (main): Improve tagging of kludge types. Remove old kludges
15506 for input.h types; use define_location_structures.
15507 * gengtype.h: Update prototypes. Define token codes here.
15508 * Makefile.in: Remove all references to gengtype-yacc.
15509 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15511 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15512 add GTY((skip)) to the field that's only conditionally there.
15513 * doc/install.texi: Document that Bison is no longer required
15514 unless building treelang.
15516 * gengtype.c: Don't include gtyp-gen.h.
15517 (srcdir): Declare here.
15518 (base_files, lang_dir_names): Allocate dynamically.
15519 (gt_files, num_gt_files, num_lang_dirs): New globals.
15520 (measure_input_list, read_input_line, read_input_list)
15521 (set_lang_bitmap): New functions.
15522 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15523 simplify, relying on read_input_list to set up the bitmaps.
15524 (main): Arguments are no longer unused. Check for correct number
15525 of command line arguments, set srcdir and srcdir_len, then call
15526 read_input_list, before doing anything else. No need to worry
15527 about duplicates in main loop.
15528 * configure.ac: Simplify the calculation of all_gtfiles.
15529 Put language tags in there. Don't set or substitute
15530 all_gtfiles_files_langs or all_gtfiles_files_frags.
15531 * Makefile.in: Revamp the way gengtype is invoked, now that it
15532 takes a file on its command line with a much simpler format.
15533 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15534 (GTFILES): Remove duplicates and C source files.
15535 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15536 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15537 * configure: Regenerate.
15539 * gengtype.h: Remove all type definitions to gengtype.c; leave
15540 only definitions of options_p, type_p, and pair_p as opaque
15541 pointers. Update prototypes.
15542 * gengtype.c: Many type definitions moved here from gengtype.h.
15543 Consolidate type definitions at the top of the file.
15544 (xvasprintf): Delete.
15545 (xasprintf): Make static.
15546 (create_nested_pointer_option): Add 'next' parameter.
15547 (create_field_all, create_field_at): New functions.
15548 (create_field): Now a thin wrapper around create_field_all.
15549 (create_optional_field): Rename create_optional_field_ and add
15550 line argument. Original name is now a macro which supplies
15552 (oprintf): Use vsnprintf directly.
15553 (close_output_files): Use fatal rather than perror/exit.
15554 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15555 (main): Set progname. Don't use exit.
15556 * gengtype-yacc.y (struct_fields): Use create_field_at.
15557 (option, optionseqopt): Delete.
15558 (optionseq): Consolidate productions from option here so we
15559 can use the first argument to create_option.
15561 * gengtype-lex.l: Distinguish unions from structures in the
15562 token type. Don't call find_structure; return the tag as a string.
15563 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15564 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15565 string. Reorganize typedef_struct production accordingly.
15566 Use create_nested_ptr_option.
15567 * gengtype.c (create_nested_ptr_option): New function.
15568 * gengtype.h: Declare it.
15570 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15571 (string_type): Don't declare.
15572 (do_scalar_typedef): Declare.
15573 (create_scalar_type): Update prototype.
15574 * gengtype.c (string_type): Make static.
15575 (scalar_nonchar, scalar_char): New.
15576 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15577 (resolve_typedef): Use scalar_nonchar for error recovery.
15578 (create_scalar_type): Remove name_len field. Return scalar_char
15579 or scalar_nonchar as appropriate.
15580 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15581 to use string_type.
15582 (throughout): Use scalar_nonchar instead of calling
15583 create_scalar_type, whenever possible.
15584 (main): Initialize scalar_char and scalar_nonchar before calling
15586 * gengtype-lex.l: Adjust for removal of second argument to
15587 create_scalar_type. Use yylval.s instead of yylval.t when
15589 * gengtype-yacc.y: Type of SCALAR is string. Call
15590 create_scalar_type from type:SCALAR rule. Adjust for removal of
15591 second argument to create_scalar_type.
15593 * vec.h: Remove all #if IN_GENGTYPE blocks.
15594 Add comment saying that changes may require adjustments to gengtype.
15595 * gengtype.c: Don't include coretypes.h or tm.h.
15596 Add comment to inclusion of errors.h.
15597 (note_def_vec, note_def_vec_alloc): New functions.
15598 * gengtype.h: Declare new functions.
15599 * gengtype-lex.l: Don't include coretypes.h.
15600 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15602 (update_lineno): Remove unnecessary prototype.
15603 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15604 (VEC rule): Just return VEC_TOKEN.
15605 * gengtype-yacc.y (VEC_TOKEN): New token type.
15606 (type): Add a production for VEC(a,b).
15607 * Makefile.in: Update dependencies.
15609 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15610 typedefs that use the old PARAMS macro.
15612 * gengtype-lex.l: Remove all rules and states relating to yacc
15614 * gengtype-yacc.y: Similarly.
15615 * gengtype.c (note_yacc_type): Delete function.
15616 * gengtype.h: Update prototypes.
15618 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15620 * tree-pretty-print.c (dump_generic_node): Report precision of
15621 unnamed integer types.
15623 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15625 * ifcvt.c (noce_try_store_flag_constants): Don't check
15626 no_new_pseudos here.
15627 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15628 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15629 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15630 noce_try_sign_mask): Likewise.
15631 (if_convert): Check no_new_pseudos here.
15633 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15635 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15636 (noce_get_condition): Handle new then_else_reversed argument.
15637 (noce_init_if_info): Remove, fold into noce_find_if_block.
15638 (noce_process_if_block): Take a struct noce_if_info as the
15639 argument. Don't set up one based on ce_if_info. Update pointer
15640 references accordingly.
15641 (cond_move_process_if_block): Likewise.
15642 (process_if_block): Removed.
15643 (find_if_block): Removed. Move functionality two new functions,
15644 noce_find_if_block and cond_exec_find_if_block.
15645 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15646 blocks and the symmetric IF-ELSE-JOIN case.
15647 (cond_exec_find_if_block): Also new function mostly based on old
15648 find_if_block and process_if_block.
15649 (find_if_header): Replace find_if_block call with separately
15650 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15651 (find_cond_trap): Update noce_get_condition call.
15652 (dead_or_predicable): Likewise.
15654 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15656 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15658 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15659 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15660 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15661 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15662 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15663 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15664 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15665 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15666 __builtin_ia32_psrad128 builtins.
15668 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15670 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15671 * config/i386/constraints.md
15672 (define_constraint "I"): Use IN_RANGE macro.
15673 (define_constraint "J"): Ditto.
15674 (define_constraint "K"): Ditto.
15675 (define_constraint "M"): Ditto.
15676 (define_constraint "N"): Ditto.
15677 (define_constraint "O"): Ditto.
15678 * config/i386/predicates.md
15679 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15680 (define_predicate "const_0_to_3_operand"): Ditto.
15681 (define_predicate "const_0_to_7_operand"): Ditto.
15682 (define_predicate "const_0_to_15_operand"): Ditto.
15683 (define_predicate "const_0_to_63_operand"): Ditto.
15684 (define_predicate "const_0_to_255_operand"): Ditto.
15685 (define_predicate "const_1_to_31_operand"): Ditto.
15686 (define_predicate "const_2_to_3_operand"): Ditto.
15687 (define_predicate "const_4_to_7_operand"): Ditto.
15689 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15691 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15692 in SImode for save_world.
15693 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15696 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15698 PR tree-optimization/30784
15699 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15702 2007-03-25 Revital Eres <eres@il.ibm.com>
15704 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15705 Fold movement_possibility function into it.
15707 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15709 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15710 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15711 (call_indirect_nonlocal_darwin64): Same.
15712 (call_nonlocal_darwin64): Same.
15713 (call_value_indirect_nonlocal_darwin64): Same.
15714 (call_value_nonlocal_darwin64): Same.
15715 (sibcall_nonlocal_darwin64): Same.
15716 (sibcall_value_nonlocal_darwin64): Same.
15717 (sibcall_symbolic_64): Same.
15718 (sibcall_value_symbolic_64): Same.
15719 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15721 (rs6000_emit_load_toc_table): Same.
15722 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15723 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15725 (divss_call): Same.
15726 (divus_call): Same.
15727 (quoss_call): Same.
15728 (quous_call): Same.
15729 (load_toc_v4_pic_si): Same
15730 (load_toc_v4_PIC_1): Same.
15731 (load_toc_v4_PIC_1b): Same.
15732 (call_indirect_aix{32,64}): Same.
15733 (call_value_indirect_aix{32,64}): Same.
15735 (call_value): Same.
15736 (call_local{32,64}): Same.
15737 (call_value_local{32,64}): Same.
15738 (call_indirect_nonlocal_aix{32,64}): Same.
15739 (call_nonlocal_aix{32,64}): Same.
15740 (call_value_indirect_nonlocal_aix{32,64}): Same.
15741 (call_value_nonlocal_aix{32,64}): Same.
15742 (call_indirect_nonlocal_sysv<mode>): Same.
15743 (call_nonlocal_sysv<mode>): Same.
15744 (call_value_indirect_nonlocal_sysv<mode>): Same.
15745 (call_value_nonlocal_sysv<mode>): Same.
15747 (sibcall_local{32,64}): Same.
15748 (sibcall_value_local{32,64}): Same.
15749 (sibcall_nonlocal_aix{32,64}): Same.
15750 (sibcall_value_nonlocal_aix{32,64}): Same.
15751 (sibcall_nonlocal_sysv<mode>): Same.
15752 (sibcall_value): Same.
15753 (sibcall_value_nonlocal_sysv<mode>): Same.
15755 2007-03-24 Paul Brook <paul@codesourcery.com>
15757 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15758 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15760 2007-03-24 Richard Henderson <rth@redhat.com>
15762 * config/ia64/constraints.md: New file.
15763 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15764 satisfies_constraint_?.
15765 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15766 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15767 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15768 ia64_output_mi_thunk): Likewise.
15769 (ia64_const_ok_for_letter_p): Remove.
15770 (ia64_const_double_ok_for_letter_p): Remove.
15771 (ia64_extra_constraint): Remove.
15772 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15773 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15774 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15775 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15776 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15777 EXTRA_MEMORY_CONSTRAINT): Remove.
15778 * config/ia64/ia64.md: Include constriants.md. Replace
15779 CONST_OK_FOR_? with satisfies_constraint_?.
15781 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15782 H.J. Lu <hongjiu.lu@intel.com>
15784 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15786 (name macros): Use DPD_BID_NAME to convert names properly.
15788 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15789 decimal floating point format.
15790 (init_floating_libfuncs): Change decimal functions so that they
15791 have a "bid_" prefix if the decimal system uses the BID format,
15792 and "dpd_" prefix if the decimal system uses the DPD format.
15793 (init_interclass_conv_libfuncs): Ditto.
15794 (init_intraclass_conv_libfuncs): Ditto.
15796 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15797 using the BID format.
15799 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15800 whether we are using the BID decimal format.
15801 * configure: Regenerate.
15803 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15804 the compiler has decimal floating point enabled. Define
15805 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15808 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15809 using the BID format.
15811 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15812 whether we are using the BID decimal format.
15813 * configure: Regenerate.
15815 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15816 the compiler has decimal floating point enabled. Define
15817 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15820 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15821 options, and that it is enabled for i386/x86_64 systems.
15823 * Makefile.in (enable_decimal_float): New.
15825 (DECNUMINC): Add -I$(DECNUMFMT).
15826 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15827 to $(DECNUMFMT) from $(DECNUM).
15829 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15830 Substitute enable_decimal_float.
15831 * configure: Regenerated.
15834 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15837 * configure.ac: Enable decimal float for x86_64-*-linux*.
15838 * configure: Regenerated.
15841 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15842 decimal128ClearSign to flip and clear the sign bit in decimal128.
15843 (decimal_real_maxval): Set decimal128SetSign to set the sign
15846 2007-03-23 Ian Lance Taylor <iant@google.com>
15848 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15850 2007-03-23 Ian Lance Taylor <iant@google.com>
15852 * tree-dump.c (dump_files): Correct comment.
15854 2007-03-23 Ian Lance Taylor <iant@google.com>
15856 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15858 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15860 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15861 in cfglayout mode. Don't go into and out of cfglayout mode.
15862 Link the blocks in the order of the constructed traces.
15863 (rest_of_handle_tracer): Adjust call to tracer.
15864 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15865 Don't go into cfglayout mode.
15866 (rtl_loop_done): Don't go out of cfglayout mode.
15867 * cfglayout.c (relink_block_chain): New function, split out from...
15868 (fixup_reorder_chain): ...here. Remove redundant checking.
15869 (cfg_layout_finalize): Don't clear the header, footer, and aux
15870 fields here, move the code to do so to relink_block_chain. Likewise
15871 for free_original_copy_tables.
15872 * rtl.h (tracer): Update prototype.
15873 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15874 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15875 mode. Use relink_block_chain to serialize the CFG according to the
15876 new basic block order. Move targetm.cannot_modify_jumps_p check from
15878 (gate_handle_reorder_blocks): ...to here.
15879 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15881 (gate_duplicate_computed_gotos): ...to here.
15882 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15883 something always changes when going into and out of cfglayout mode.
15884 Perform an expensive cfg cleanup while going into cfglayout mode.
15885 Always update liveness information on HAVE_conditional_execution
15886 targets. Reserialize the basic blocks and go out of cfglayout mode.
15887 * reg-stack.c: Include cfglayout.h.
15888 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15889 the call to reorder_basic_blocks.
15890 * basic-block.h (reorder_basic_blocks): Update prototype.
15891 (relink_block_chain): New prototype.
15892 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15894 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15896 * config/mips/mips.md (type, hazard, *movdi_32bit,
15897 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15898 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15899 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15900 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15901 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15903 (movcc): Change first xfer to multi.
15904 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15905 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15906 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15907 config/mips/generic.md: Change reservations using "xfer" to use
15909 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15910 using match_operand.
15911 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15912 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15914 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15916 2007-03-22 Richard Henderson <rth@redhat.com>
15918 * config/i386/i386.c: Remove unnecessary function declarations.
15919 Move targetm definition, and all related macros, to the end of
15920 the file. Resort some functions to put definitions before uses.
15921 (ix86_attribute_table): Make static. Move to end of file.
15922 (ix86_gimplify_va_arg): Make static.
15924 2007-03-22 Richard Henderson <rth@redhat.com>
15926 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15927 don't increase local_regparm with force_align_arg_pointer check.
15928 (ix86_function_sseregparm): Assert 32-bit.
15929 (type_has_variadic_args_p): New.
15930 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15931 type_has_variadic_args_p.
15932 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15933 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15934 use memset instead. Do maybe_vaarg check first; skip attribute
15935 tests if true; skip attribute tests for 64-bit.
15936 (construct_container): Remove TARGET_DEBUG_ARG.
15937 (function_arg_advance_32, function_arg_advance_64): Split out ...
15938 (function_arg_advance): ... from here.
15939 (function_arg_32, function_arg_64): Split out ...
15940 (function_arg): ... from here.
15941 (ix86_pass_by_reference): Tidy.
15942 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15943 (function_value_32): New, from parts of ix86_function_value
15944 and ix86_value_regno.
15945 (function_value_64): New, from parts of ix86_function_value
15946 and ix86_libcall_value.
15947 (ix86_function_value_1): New.
15948 (ix86_function_value, ix86_libcall_value): Use it.
15949 (return_in_memory_32, return_in_memory_64): Split out ...
15950 (ix86_return_in_memory): ... from here.
15951 (ix86_struct_value_rtx): Skip for 64-bit.
15952 (ix86_libcall_value, ix86_value_regno): Remove.
15953 (setup_incoming_varargs_64): Split out ...
15954 (ix86_setup_incoming_varargs): ... from here.
15955 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15956 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15957 * config/i386/i386-protos.h (ix86_function_value): Remove.
15958 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15960 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15963 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15964 infinities not supported, otherwise emit warning if -Woverflow. On
15965 underflow, emit warning if -Woverflow.
15966 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15968 * real.h (real_from_string): Update declaration
15970 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15971 Richard Henderson <rth@redhat.com>
15973 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15974 * calls.c (compute_argument_block_size, expand_call,
15975 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15976 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15977 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15978 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15979 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15980 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15981 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15982 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15985 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15987 * c-incpath.c (add_sysroot_to_chain): New.
15988 (merge_include_chains): Add sysroot argument. Call
15989 add_sysroot_to_chain if sysrooted.
15990 (register_include_chains): Update call to merge_include_chains.
15991 * doc/cppopts.texi: Document use of '=' in include directory
15994 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15996 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15997 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15998 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15999 insn pattern using X87MODEF12 mode macro.
16001 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
16003 * regmove.c (regmove_optimize): Use reg_mentioned_p
16004 instead of reg_overlap_mentioned_p for DST.
16006 2007-03-21 Mike Stump <mrs@apple.com>
16008 * c.opt: Fixup for Objective-C/C++.
16010 2007-03-21 Steve Ellcey <sje@cup.hp.com>
16012 * explow.c (convert_memory_address): Fold memory reference when
16013 POINTERS_EXTEND_UNSIGNED < 0
16015 2007-03-21 Richard Henderson <rth@redhat.com>
16018 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
16019 * config/i386/mmintrin.h (__m64): Likewise.
16020 * config/i386/xmmintrin.h (__m128): Likewise.
16022 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16024 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
16025 (VXWORKS_OS_CPP_BUILTINS): Define.
16026 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
16027 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
16029 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16031 * rtl.h (constant_pool_reference_p): Delete.
16032 (find_constant_src): Declare.
16033 * rtlanal.c (find_constant_src): New function.
16034 * simplify-rtx.c (constant_pool_reference_p): Delete.
16035 * config/i386/i386.md: Use find_constant_src instead of
16036 constant_pool_reference_p/avoid_constant_pool_reference pairs.
16038 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16040 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
16041 * c-cppbuiltin.c (c_cpp_builtins): Define them.
16043 2007-03-20 Mark Mitchell <mark@codesourcery.com>
16045 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
16046 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
16047 (arm_elf_asm_constructor): Use it.
16048 (arm_elf_asm_destructor): New function.
16050 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
16052 * jump.c (mark_jump_label): Treat SEQUENCE specially.
16054 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
16056 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
16058 2007-03-19 Andrew Haley <aph@redhat.com>
16060 PR tree-optimization/31264
16061 * tree-vrp.c (register_edge_assert_for_1): Don't look though
16062 VIEW_CONVERT_EXPRs.
16064 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
16066 PR rtl-optimization/30907
16067 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
16068 (fwprop_init): Always call loop_optimizer_initialize.
16069 (fwprop_done): Always call loop_optimizer_finalize.
16070 (fwprop): We always have loop info now.
16071 (gate_fwprop_addr): Remove.
16072 (pass_fwprop_addr): Use gate_fwprop as gate.
16074 PR rtl-optimization/30841
16075 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
16076 df_chain_alloc): Call df_reorganize_refs unconditionally.
16077 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
16078 refs_organized to refs_organized_size.
16079 (df_ref_create_structure): Use refs_organized_size instead of
16080 bitmap_size if refs had been organized, and keep refs_organized_size
16082 * df.h (struct df_ref_info): Change refs_organized to
16083 refs_organized_size.
16084 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
16087 2007-03-19 Mark Mitchell <mark@codesourcery.com>
16089 * except.c (output_function_exception_table): Do not reference the
16090 EH personality routine for functions that do not require an
16093 2007-03-20 Jakub Jelinek <jakub@redhat.com>
16096 * c-typeck.c (convert_for_assignment): Call comptypes for
16097 RECORD_TYPE or UNION_TYPE.
16099 PR inline-asm/30505
16100 * reload1.c (reload): Do invalid ASM checking after
16101 cleanup_subreg_operands.
16103 2007-03-19 Jeff Law <law@redhat.com>
16105 * tree-cfg.c (find_taken_edge): Tighten conditions for
16106 optimizing computed gotos.
16108 2007-03-19 Michael Matz <matz@suse.de>
16110 * builtins.c (expand_builtin_sync_operation,
16111 expand_builtin_compare_and_swap,
16112 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16115 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16116 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16119 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16121 * doc/tm.texi: Add brackets around the return type of
16122 TARGET_SECONDARY_RELOAD.
16124 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16125 Richard Guenther <rguenther@suse.de>
16127 PR tree-optimization/31254
16128 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16129 Use handled_component_p () where appropriate. Continue
16130 propagating into the rhs if we propagated into an INDIRECT_REF
16133 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16135 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16136 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16137 (xde, xdee): Mode attributes adjusted to support DFP modes.
16138 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16139 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16140 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16141 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16142 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16143 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16144 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16146 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16147 "movsf"): Insn definitions removed.
16148 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16149 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16150 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16152 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16153 "reload_in<mode>", "reload_out<mode>"): Expander added.
16154 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16157 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16159 * config/s390/s390.md: Only non-functional changes. Renamed
16160 FPR mode macro to BFP all over the file.
16162 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16164 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16165 (op_type attribute): RRF instruction type added.
16166 (fT0): New mode attribute.
16167 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16168 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16169 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16170 instruction no secondary memory is needed when moving DFmode values
16171 between GPRs and FPRs.
16173 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16175 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16176 inverted and documentation adjusted.
16177 ("mhard-dfp", "msoft-dfp"): New options.
16178 * config/s390/s390.c (s390_handle_arch_option): New architecture
16180 (override_options): Sanity checks for the new options added.
16181 * config.gcc: New architecture switch: z9-ec.
16182 * config/s390/s390.h (processor_flags): PF_DFP added.
16183 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16184 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16185 when the bit is NOT set so remove it from the defaults.
16187 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16189 * genemit.c (main): Print include statement for dfp.h.
16190 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16193 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16195 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16197 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16200 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16201 instead of PATTERN.
16203 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16205 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16206 attr_length_call, output_call, output_indirect_call): Cleanup
16207 formatting of targetm calls.
16209 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16211 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16213 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16215 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16216 reservation, bypass and anti-bypass descriptions for these
16217 instructions. Update move patterns.
16218 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16221 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16223 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16224 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16225 (get_initial_def_for_reduction): Likewise.
16227 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16229 Fix PR tree-optimization/29922
16230 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16231 (get_representative): Removed.
16232 (value_dies_in_block_x): Update for rvuse removal.
16233 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16234 (compute_antic_aux): Handle when PHI nodes appear in
16235 non-single-successors.
16236 (dump_bitmap_of_names): Removed.
16237 (compute_antic_safe): Renamed and removed rvuse calculation.
16238 Calculate only antic safe.
16239 (insert_into_preds_of_block): Remove assert.
16240 (execute_pre): Update for renamed functions.
16241 (defer_or_phi_translate_block): New function.
16243 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16245 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16246 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16248 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16249 Follow spelling conventions.
16251 * tree-data-ref.h: Remove the prototype for analyze_array.
16253 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16255 PR tree-optimization/31041
16256 * tree-vect-transform.c (get_initial_def_for_induction): Call
16257 force_gimple_operand.
16259 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16261 * ipa-type-escape.c (look_for_casts) : Revert code to use
16262 handled_component_p due to ada test a-numaux.adb.
16264 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16266 * final.c (final_scan_insn): Alter the condition of a
16267 conditional trap if we have nonstandard CC.
16269 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16271 * configure.ac: Remove excess quoting from asm line 0 test.
16272 * configure: Rebuilt.
16274 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16276 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16277 * c-common.c (convert_and_check): Move warning logic to...
16278 (warnings_for_convert_and_check): ...here. Define.
16279 * c-common.h (warnings_for_convert_and_check): Declare.
16281 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16283 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16284 (output_call): Likewise.
16286 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16288 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16290 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16292 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16294 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16296 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16297 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16299 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16301 PR tree-optimization/31183
16302 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16303 Use double_int instead of unsigned int for representing access_strides.
16304 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16306 2007-03-16 Richard Guenther <rguenther@suse.de>
16308 PR tree-optimization/31146
16309 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16310 to allow recursion of forward_propagate_addr_expr.
16311 (forward_propagate_addr_into_variable_array_index): Likewise.
16312 (forward_propagate_addr_expr): Likewise.
16313 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16314 (forward_propagate_addr_expr_1): Recurse on simple copies
16315 instead of propagating into them. Do so for useless conversions
16317 (forward_propagate_addr_expr): Clean up unused statements after
16320 2007-03-16 Richard Guenther <rguenther@suse.de>
16322 * builtins.c (expand_builtin_cexpi): Use the right argument
16323 for the expansion via cexp.
16325 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16327 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16328 * configure: Rebuilt.
16330 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16333 * dwarf2out.c (force_type_die): Adjust comment.
16334 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16336 2007-03-15 DJ Delorie <dj@redhat.com>
16338 * config/frv/predicates.md (minmax_operator): Don't check operands
16341 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16343 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16344 Update constant estimates of number of iterations.
16345 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16346 argument renamed to "realistic".
16347 (compute_estimated_nb_iterations): Removed.
16348 (record_niter_bound): New function.
16349 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16350 call record_nonwrapping_iv with upper = false.
16351 (infer_loop_bounds_from_signedness): Pass upper argument to
16352 record_nonwrapping_iv.
16353 (estimate_numbers_of_iterations_loop): Do not call
16354 compute_estimated_nb_iterations. Record estimate based on profile
16355 information. Initialize the constant estimates of number of
16357 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16359 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16360 number of iterations is too small.
16361 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16362 (EST_NOT_AVAILABLE): Removed.
16363 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16364 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16367 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16369 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16370 Handle NE_EXPR guards.
16372 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16375 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16376 Set also -pedantic-errors by default for the preprocessor unless
16377 -fpermissive is given.
16379 2007-03-15 Richard Guenther <rguenther@suse.de>
16381 PR middle-end/29719
16382 PR middle-end/31161
16383 * builtins.c (expand_builtin_cexpi): As a fallback if we
16384 don't have builtins for sincos or cexp create a function
16385 declaration for cexp and expand to a call to that.
16386 (expand_builtin_int_roundingfn): Always fall
16387 back to floor/ceil and its variants even if they may be
16390 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16392 PR middle-end/31159
16393 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16394 jump tables, move the call to delete_dead_jumptables from here...
16395 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16396 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16397 don't allow merging of blocks that try_redirect_by_replacing_jump
16398 also does not handle when not optimizing.
16400 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16401 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16403 * config/i386/i386.md (x86_sahf_1): Correctly handle
16406 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16409 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16410 x86_64_general_operand as operand[2] predicate. Remove "iF"
16411 from operand constraints and use "e" constraint instead.
16412 (*subti3_1, *subti3_1 splitter): Ditto.
16413 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16414 operand[1] predicate.
16416 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16418 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16419 arrays, multiply the access strides by the size of the sub-array.
16420 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16422 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16424 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16425 the configured assembler supports the sahf mnemonic.
16426 * configure: Regenerate.
16427 * config.in: Regenerate.
16429 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16430 emit "sahf" or ".byte\t0x9e" as asm template.
16432 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16435 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16436 option to replace hard coded TARGET_xxx in md file.
16437 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16438 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16439 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16440 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16441 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16442 (X86_TUNE_NOT_VECTORMODE): Ditto.
16443 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16444 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16445 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16446 (TUNE_SLOW_IMUL_IMM8): Ditto.
16447 (TUNE_MOVE_M1_VIA_OR): Ditto.
16448 (TUNE_NOT_UNPAIRABLE): Ditto.
16449 (TUNE_NOT_VECTORMODE): Ditto.
16451 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16454 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16455 tuning options instead of hard coded TARGET_xxx.
16456 (fix ssemode peephole2's): Ditto.
16457 (imul peephole2's): Ditto.
16459 (movdi_or_rex64): Ditto.
16460 (move peephole2): Ditto.
16461 (not peephole2's): Ditto.
16463 2007-03-14 Dirk Mueller <dmueller@suse.de>
16465 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16466 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16467 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16469 * c-parser.c (c_parser_do_statement): Warn about empty body in
16470 do/while statement.
16471 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16472 * doc/invoke.texi (-Wempty-body): Update documentation.
16474 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16477 * c-common.h (warn_for_div_by_zero): Declare.
16478 * c-common.c (warn_for_div_by_zero): Define.
16479 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16482 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16484 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16485 to PREFIX and STANDARD_PREFIX.
16487 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16488 Phil Edwards <phil@codesourcery.com>
16490 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16491 (__gthread_once_t): Remove busy field for RTPs.
16492 (__GTHREAD_ONCE_INIT): Update accordingly.
16494 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16496 * doc/invoke.texi: Document VxWorks options.
16498 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16500 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16502 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16504 PR tree-optimization/30590
16505 * tree-nrv.c (tree_nrv): Check for the partial update of the
16508 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16510 * flags.h (flag_random_seed): Remove declaration, in favor of...
16511 * toplev.h (get_random_seed, set_random_seed): ... these.
16512 * tree.c (get_file_function_name): Use the former.
16513 * opts.c (common_handle_option): Use the latter.
16516 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16518 PR middle-end/31127
16519 * cse.c (cse_find_path): Do not bail out if a basic block that
16520 we already visited now becomes part of a path that starts at a
16521 different basic block. Just disallow this, to make sure we
16522 visit each basic block at most once.
16524 2007-03-13 Jan Hubicka <jh@suse.cz>
16526 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16527 attributes, when profile esitmate is present, calls with very low
16528 frequency are cold.
16530 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16532 PR tree-optimization/30730
16533 PR tree-optimization/26900
16534 * tree-ssa-loop-niter.c: Include gmp.h.
16535 (bounds): New type.
16536 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16537 split_to_var_and_offset, determine_value_range,
16538 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16539 bound_difference, bounds_add, bounds_negate,
16540 number_of_iterations_ne_max, dump_affine_iv): New functions.
16541 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16542 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16543 difference of initial and final value of control iv to validate
16545 (number_of_iterations_cond): Add loop parameter. Determine bounds
16546 on the difference of the extremes of the control iv. Add dumps.
16547 (expand_simple_operations): Handle phi nodes.
16548 (simplify_using_initial_conditions): Do not record used conditions.
16549 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16550 Do not set additional_info.
16551 (implies_nonnegative_p, implies_ge_p): Removed.
16552 (derive_constant_upper_bound): Do not use parameter `additional'.
16553 (record_estimate): Parameter `additional' removed. Parameter
16554 `i_bound' added. Do not call derive_constant_upper_bound.
16555 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16556 bound the number of iterations estimate.
16557 (estimate_numbers_of_iterations_loop): Pass the estimate from
16558 the number of iterations analysis to record_estimate.
16559 * tree.h (multiple_of_p): Declare.
16560 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16561 (scev_const_prop): Do not check expression_expensive_p.
16562 * fold-const.c (multiple_of_p): Exported.
16563 * double-int.c (double_int_mask): Exported.
16564 * double-int.h (double_int_mask): Declare.
16565 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16566 field. Added max field.
16568 2007-03-13 David Taylor <taylor@candd.org>
16571 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16574 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16577 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16578 two unamed patterns.
16580 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16582 * config/i386/i386.opt (mcx16, msahf): New options.
16583 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16584 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16586 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16587 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16588 Output -mcx16 and -msahf options when corresponding bit is set.
16590 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16591 and -msahf options.
16593 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16595 * configure.ac: Test for assembler tolerance to # 0 "".
16596 * configure, config.in: Rebuilt.
16597 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16599 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16601 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16603 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16604 (handle_syscall): Handle direct system calls.
16605 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16607 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16609 * doc/invoke.texi: Fix cpp.info cross-reference.
16610 * doc/passes.texi: Fix gcc.info cross-reference.
16612 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16614 PR tree-optimization/30835
16615 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16616 bb_for_stmt is not NULL before accessing it.
16618 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16620 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16623 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16626 * doc/install.texi: Document --enable-stage1-languages
16628 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16630 * tree-pass.h (pass_into_cfg_layout_mode,
16631 pass_outof_cfg_layout_mode): Declare.
16632 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16633 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16634 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16635 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16637 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16639 * c-decl.c (warn_variable_length_array): New function.
16640 Refactored from grokdeclarator to handle warn_vla
16641 and handle unnamed array case.
16642 (grokdeclarator): Refactored VLA warning case.
16643 * c.opt (Wvla): New flag.
16644 * doc/invoke.texi (Wvla): New warning.
16646 2007-03-12 Richard Henderson <rth@redhat.com>
16648 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16649 (TARGET_SECTION_TYPE_FLAGS): New.
16651 2007-03-12 Richard Henderson <rth@redhat.com>
16653 * config/darwin.c (machopic_reloc_rw_mask): New.
16654 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16655 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16657 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16659 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16660 * cppdefault.h (cpp_PREFIX): Document.
16661 (cpp_PREFIX_len): Likewise.
16662 (cpp_EXEC_PREFIX): New variable.
16663 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16664 * c-incpath.c (add_standard_paths): Correct logic for relocating
16665 paths within prefix.
16667 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16669 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16670 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16672 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16673 fix_truncdfdi_sse using SSEMODEF mode macro.
16674 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16675 fix_truncdfsi_sse using SSEMODEF mode macro.
16676 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16677 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16679 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16681 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16682 elfos.h to tm_file.
16684 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16686 * tree.h : Add multiple_of_p declaration.
16687 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16688 * ipa-type-escape.c (results_of_malloc): Redundant.
16689 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16690 (cast_type): Extended with new members.
16691 (check_cast): Returns cast_type.
16692 (cast): New structure for data of walk_use_def_chains.
16693 (is_malloc_result, is_cast_from_non_pointer_1,
16694 is_cast_from_non_pointer,
16695 is_array_access_through_pointer_and_index): New functions.
16696 (look_for_casts): Returns cast types.
16697 (check_call): Returns void.
16698 (okay_pointer_operation): Use support of pointer plus index,
16699 pointer plus constant and allow all multiplications.
16701 2007-03-11 Richard Guenther <rguenther@suse.de>
16703 PR tree-optimization/31115
16704 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16705 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16706 A shift count of zero is not special as with *_DIV_EXPR.
16707 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16710 2007-03-11 Ian Lance Taylor <iant@google.com>
16712 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16713 the *_DIV_EXPR codes correctly with overflow infinities.
16715 2007-03-11 Ira Rosen <irar@il.ibm.com>
16717 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16718 indicate success/failure of the analysis. Add negation to subtrahend
16719 in case of subtraction. Fail if both operands contain constants.
16720 (create_data_ref): Fail if analyze_offset fails.
16722 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16724 * config/i386/i386.md (frndintxf2): Rename to ...
16725 (rintxf2): ... this. Remove expander having same name.
16726 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16727 (roundsf2, rounddf2): Ditto.
16728 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16729 (lround<mode>di2, lround<mode>si2): Ditto.
16731 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16733 * lower-subreg.c: Include except.h.
16734 (decompose_multiword_subregs): Verify that the only control flow
16735 insns we can split are loads to multi-words pseudos.
16736 Handle breaking such blocks after splitting, instead of calling
16737 find_many_sub_basic_blocks.
16739 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16740 on the new basic block. Add a lengthy comment explaining why we
16741 thought this was necessary.
16742 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16744 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16747 * tree.c (walk_type_fields): Recurse into the element type of
16748 ARRAY_TYPEs if there is a pointer set.
16750 2007-03-10 Dirk Mueller <dmueller@suse.de>
16752 * c-common.c (warn_logical_operator): Fix condition.
16754 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16756 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16758 * config/darwin.c (machopic_select_section): Remove superfluous
16759 argument in call to categorize_decl_for_section. Remove unused
16762 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16764 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16766 * configure: Regenerate.
16768 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16771 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16772 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16773 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16774 Add LABEL_NUSES to emitted label.
16775 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16776 branch probability value to emitted jump insn.
16777 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16778 Do not check life information and do not re-arrange input operands
16779 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16781 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16783 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16784 the change of decode_asm_operands.
16786 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16788 * mode-switching.c (create_pre_exit): Skip blockage insn.
16790 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16792 * tree-pass.h (TODO_update_smt_usage): Remove.
16794 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16798 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16800 * pa.c (attr_length_call): Revise condition for long
16801 pc-relative branch.
16802 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16803 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16804 sequence on SOM target.
16806 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16808 * gcc.c: Document %{, in big comment at top.
16809 (input_suffix_matches): Remove special handling for .s and
16811 (input_spec_matches): New.
16812 (handle_braces): Handle %{,.
16813 (validate_switches): ',' indicates a value which is not a switch.
16814 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16815 to detect assembler input.
16816 * config/i386/sol2.h (CPP_SPEC): Likewise.
16817 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16818 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16819 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16820 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16821 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16822 -m64 causes deployment target to default to 10.5.
16823 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16825 2007-03-09 Richard Henderson <rth@redhat.com>
16828 * target.h (targetm.asm.out.reloc_rw_mask): New.
16829 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16830 (TARGET_ASM_OUT): Use it.
16831 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16832 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16833 use the new reloc_rw_mask target hook instead.
16834 (default_section_type_flags_1): Merge into...
16835 (default_section_type_flags): ... here.
16836 (decl_readonly_section_1): Merge into...
16837 (decl_readonly_section): ... here.
16838 (default_elf_select_section_1): Merge into...
16839 (default_elf_select_section): ... here.
16840 (default_unique_section_1): Merge into...
16841 (default_unique_section): ... here.
16842 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16843 (default_select_rtx_section): Use it.
16844 (default_elf_select_rtx_section): Likewise.
16845 * output.h: Update to match.
16846 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16847 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16848 (TARGET_ASM_RELOC_RW_MASK): New.
16849 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16850 to categorize_decl_for_section.
16851 (x86_64_elf_unique_section): Likewise.
16852 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16853 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16854 (TARGET_ASM_RELOC_RW_MASK): New.
16855 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16856 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16857 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16858 (TARGET_RWRELOC): Remove.
16859 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16860 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16861 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16862 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16863 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16864 (rs6000_xcoff_select_section): Use decl_readonly_section.
16865 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16866 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16867 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16868 (TARGET_SECTION_TYPE_FLAGS): Remove.
16869 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16871 2007-03-09 Roger Sayle <roger@eyesopen.com>
16873 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16874 complex constant equality/inequality comparisons for here.
16875 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16876 known at compile-time or can be simplified to a scalar comparison.
16877 (fold_relational_const): Move compile-time evaluation of complex
16878 constant equality/inequality comparisons to here.
16880 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16882 PR rtl-optimization/30643
16883 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16885 (fold_rtx): Recurse, like before 2006-11-03.
16887 2007-03-09 DJ Delorie <dj@redhat.com>
16889 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16892 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16894 PR tree-optimization/30375
16895 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16896 LHS of statements is not the same.
16897 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16899 2007-03-09 Chao-ying Fu <fu@mips.com>
16901 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16903 * doc/invoke.texi (-mdspr2): Document new option.
16904 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16905 New unspec for DSP REV 2.
16906 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16907 these instructions are extended in DSP REV 2.
16908 (mips-dspr2.md): Include.
16909 * config/mips/mips.opt (mdspr2): New option.
16910 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16911 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16912 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16913 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16914 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16915 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16916 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16918 (bdesc_map): Add one field of unsupported_target_flags.
16919 (bdesc_arrays): Update entries to have extra fields. Add
16921 (mips_init_builtins): Initialize new function types.
16922 Check unsupported_target_fileds to filter out builtins.
16923 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16925 (ASM_SPEC): Pass mdspr2 to the assembler.
16926 * config/mips/mips-dspr2.md: New file.
16928 2007-03-09 Sa Liu <saliu@de.ibm.com>
16930 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16932 2007-03-09 Ian Lance Taylor <iant@google.com>
16934 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16935 argument) like -Wstrict-overflow=2.
16936 * doc/invoke.texi (Warning Options): Update documentation.
16938 2007-03-09 Dirk Mueller <dmueller@suse.de>
16941 * doc/invoke.texi (-Wlogical-op): Document.
16942 * common.opt (-Wlogical-op): New.
16943 * c-common.h (warn_logical_operator): Declare.
16944 * c-common.c (warn_logical_operator): Define.
16945 * c-typeck.c (parser_build_binary_op): Call
16946 warn_logical_operator.
16948 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16950 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16951 * final.c (final_scan_insn): Test for non-"" file name.
16953 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16955 * doc/loop.texi: Document the Omega linear constraints solver.
16956 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16957 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16958 omega-hash-table-size, omega-max-keys, and
16959 omega-eliminate-redundant-constraints.
16960 * tree-pass.h (pass_check_data_deps): Declared.
16963 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16964 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16965 pass_check_data_deps): New.
16966 * tree-data-ref.c (init_data_ref): Remove declaration.
16967 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16968 (analyze_array): Renamed init_array_ref, move up initializations.
16969 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16970 Removed arguments that are set to NULL.
16971 (analyze_indirect_ref): Correct indentation, correct call to
16973 (object_analysis): Call init_array_ref instead of analyze_array.
16974 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16975 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16976 of DR_ACCESS_FNS_ADDR.
16977 (init_omega_eq_with_af, omega_extract_distance_vectors,
16978 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16979 ddr_consistent_p): New.
16980 (compute_affine_dependence): Check consistency of ddrs when
16981 flag_check_data_deps is passed.
16982 (analyze_all_data_dependences): Uncomment.
16983 (tree_check_data_deps): New.
16984 * tree-data-ref.h: Include omega.h.
16985 (DR_ACCESS_FNS_ADDR): Removed.
16986 (data_dependence_relation): Add inner_loop.
16987 (DDR_INNER_LOOP): New.
16988 * common.opt (fcheck-data-deps): New.
16989 * tree-flow.h (tree_check_data_deps): Declare.
16990 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16991 (OBJS-common): Depend on omega.o.
16993 * passes.c (pass_check_data_deps): Scheduled.
16994 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16995 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16996 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16997 PARAM_VECT_MAX_VERSION_CHECKS,
16998 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
17000 2007-03-09 Richard Guenther <rguenther@suse.de>
17002 PR tree-optimization/30904
17003 PR middle-end/31058
17004 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
17005 the same way as *_DIV_EXPR.
17007 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17009 * recog.c (decode_asm_operands): No mixed declarations and code.
17011 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17013 * rtl.def (ASM_INPUT): Add location.
17014 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
17015 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
17016 (decode_asm_operands): Add loc operand.
17017 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
17018 * stmt.c (expand_asm): Rename to...
17019 (expand_asm_loc): ... this. Add locus argument. Pass it on to
17020 gen_rtx_ASM_INPUT_loc.
17021 (expand_asm_expr): Adjust.
17022 * recog.c (decode_asm_operands): Add loc operand.
17023 (check_asm_operands, extract_insn): Adjust.
17024 * reload1.c (maybe_fix_stack_asms): Likewise.
17025 * final.c (asm_insn_count): Likewise.
17026 (final_scan_insn): Output # line before and after asm.
17028 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
17030 * tree-ssa-structalias.c (variable_info): Remove
17032 (new_var_info): Ditto.
17033 (shared_bitmap_info_t): New structure.
17034 (shared_bitmap_table): New variable.
17035 (shared_bitmap_hash): New function.
17036 (shared_bitmap_eq): Ditto
17037 (shared_bitmap_lookup): Ditto.
17038 (shared_bitmap_add): Ditto.
17039 (merge_smts_into): Change to take bitmap directly.
17040 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
17041 (init_alias_vars): Init shared bitmap hashtable.
17042 (delete_points_to_sets): Delete shared bitmap hashtable.
17043 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
17044 is_aliased removal as a change that was still necessary was
17047 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
17049 * config/i386/i386.h (override_options): Conditionally disable
17050 x86_sahf for 64bit targets only.
17052 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17055 * c-decl.c (merge_decls): Don't call make_var_volatile.
17056 * varasm.c (make_var_volatile): Remove.
17057 * output.h (make_var_volatile): Remove.
17059 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
17061 PR tree-optimization/31085
17062 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
17064 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17066 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
17067 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
17068 ATTR_CONST_NOTHROW_LIST.
17070 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17073 2007-03-08 Diego Novillo <dnovillo@redhat.com>
17075 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
17077 2007-03-08 Geoffrey Keating <geoffk@apple.com>
17080 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
17082 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
17083 passed, use shared libgcc.
17085 2007-03-08 Roger Sayle <roger@eyesopen.com>
17087 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
17088 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17089 (honor_protect_cleanup_actions, lower_try_finally_switch):
17091 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
17092 ifc_temp_var): Likewise.
17093 * tree-inline.c (setup_one_parameter): Likewise.
17094 * tree-mudflap.c (mf_decl_cache_locals,
17095 mf_build_check_statement_for): Likewise.
17096 * tree-nested.c (init_tmp_var, save_tmp_var,
17097 finalize_nesting_tree_1): Likewise.
17098 * tree-outof-ssa.c (insert_copy_on_edge,
17099 insert_backedge_copies): Likewise.
17100 * tree-profile.c (tree_gen_edge_profiler,
17101 tree_gen_ic_profiler): Likewise.
17102 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17103 * tree-sra.c (sra_build_assignment): Likewise.
17104 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17105 * tree-ssa-math-opts.c (insert_reciprocals,
17106 execute_cse_sincos_1): Likewise.
17107 * tree-tailcall.c (adjust_accumulator_values,
17108 adjust_return_value): Likewise.
17109 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17110 * tree-vect-transform.c (vect_create_data_ref_ptr,
17111 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17112 vect_create_epilog_for_reduction, vectorizable_reduction,
17113 vectorizable_call, vectorizable_conversion,
17114 vectorizable_assignment, vectorizable_operation,
17115 vectorizable_type_demotion, vect_gen_widened_results_half,
17116 vect_permute_store_chain, vectorizable_store,
17117 vect_setup_realignment, vect_permute_load_chain,
17118 vectorizable_load, vectorizable_condition,
17119 vect_create_cond_for_align_checks): Likewise.
17120 * tree-vrp.c (build_assert_expr_for): Likewise.
17122 2007-03-08 Ian Lance Taylor <iant@google.com>
17124 * tree-vrp.c: Include "intl.h".
17125 (usable_range_p): New static function.
17126 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17127 overflowed values, juts set *strict_overflow_p.
17128 (compare_values): Only return -2 if one of the operands is not a
17130 (compare_ranges): Call usable_range_p.
17131 (compare_range_with_value): Likewise.
17132 (vrp_evaluate_conditional_warnv): Rename from
17133 vrp_evaluate_conditional. Make static. Change all callers.
17134 (vrp_evaluate_conditional): New function.
17135 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17136 on signed overflow.
17137 (simplify_abs_using_ranges): Likewise.
17138 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17139 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17140 within_stmt parameter.
17141 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17142 vrp_evaluate_conditional.
17143 * tree-ssa-threadedge.c
17144 (record_temporary_equivalences_from_stmts_at_dest): Change
17145 simplify parameter to take a second tree parameter.
17146 (simplify_control_stmt_condition): Likewise.
17147 (thread_across_edge): Likewise.
17148 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17149 (thread_across_edge): Likewise.
17150 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17152 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17154 * config/i386/i386.h (TARGET_SAHF): New define.
17155 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17156 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17157 (x86_sahf): New global variable.
17158 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17159 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17160 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17161 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17163 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17164 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17165 when expanding fcomi/sahf based tests.
17166 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17167 expanding sahf based alternative. Emit sahf based sequence when
17168 optimizing for code size.
17169 * config/i386/i386.md (x86_sahf_1): Do not disable for
17170 TARGET_64BIT, enable for TARGET_SAHF.
17172 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17174 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17175 spurious whitespace from error message.
17177 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17180 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17182 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17184 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17186 * tree-sra.c (instantiate_element): Propagate disabled warnings
17187 from the element itself to the created variable.
17189 2007-03-07 Richard Henderson <rth@redhat.com>
17192 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17193 silently fix up the stack in the case of a missing register.
17195 2007-03-07 Paul Brook <paul@codesourcery.com>
17197 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17199 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17201 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17203 (phase1_vrs): Use them.
17204 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17205 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17206 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17207 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17208 __gnu_Unwind_Restore_WMMXC if required.
17209 (_Unwind_VRS_Pop): Implement iWMMXt support.
17210 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17211 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17212 gnu_Unwind_Save_WMMXC): Define.
17214 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17216 * config/vxworks.h (vxworks_override_options): Declare.
17217 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17218 * config/vxworks.c: Include target.h and toplev.h.
17219 (vxworks_override_options): New function.
17220 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17222 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17224 * config/s390/s390.c (override_options): Don't emit an error when
17225 -mstack-size is used without providing -mstack-guard.
17226 (s390_emit_prologue): Choose stack_guard value automatically if not
17227 provided via command line.
17228 * doc/invoke.texi: Adjust description of -mstack-guard and
17231 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17233 * config/i386/i386.c (output_set_got): Add a GOT initialization
17234 sequence for VxWorks PIC.
17235 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17236 around labels as well as symbols. Use gotoff_operand instead
17237 of local_symbolic_operand.
17238 (legitimize_pic_address): Use gotoff_operand instead of
17239 local_symbolic_operand. Use @GOT accesses for labels as
17241 (ix86_output_addr_diff_elt): Use PC-relative rather than
17242 GP-relative offsets for VxWorks PIC.
17243 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17244 no_new_pseudos. Check whether the returned register is op0.
17245 * config/i386/i386.md (tablejump): Use PC-relative rather than
17246 GP-relative offsets for VxWorks PIC.
17247 * config/i386/predicates.md (gotoff_operand): New predicate.
17249 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17251 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17253 * config/vxworks-dummy.h: New file.
17254 * config/i386/i386.h: Include it.
17256 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17258 * dwarf2out.c (is_inlined_entry_point): New
17259 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17260 DW_AT_ranges if the first subblock is the entry point.
17262 2007-03-06 David Daney <ddaney@avtrex.com>
17264 * doc/install.texi (mips-*-*): Change recommended binutils
17267 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17269 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17270 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17272 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17273 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17275 2007-03-06 Jan Hubicka <jh@suse.cz>
17277 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17278 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17280 (probably_cold_bb_p): Cold functions are cold.
17281 (probably_never_executed_bb_p): Cold functions are cold.
17282 (tree_bb_level_predictions): Predict calls to cold functions as not
17284 (compute_function_frequency): Check hot/cold attributes.
17285 * function.h (function_frequency): Update comments.
17286 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17287 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17288 (c_common_att): Add cold and hot.
17290 * doc/extend.texi (hot,cold attributes): Document.
17292 2007-03-06 Andrew Haley <aph@redhat.com>
17294 * function.c (expand_function_end): Move blockage to just after we
17295 emit the label for the naked return from the function.
17297 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17299 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17302 2007-03-06 Jan Hubicka <jh@suse.cz>
17304 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17305 loaded for constant large models. Non-large 64bit PIC can do.
17306 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17307 * cmodel.h: Add LARGE PIC.
17308 * i386.md (UNSPEC_PLTOFF): New.
17309 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17311 (*call_1_rex64): Disable for large models.
17312 (*call_1_rex64_large): New.
17313 (*call_value_1_rex64): Disable for large models.
17314 (*call_value_1_rex64_large): New.
17315 (set_rip_rex4): New.
17316 (set_got_offset_rex64): New.
17317 * predicates.md (constant_call_address_operand): For large model
17318 constant calls are not possible.
17319 * i386-protos.h (construct_plt_address): Declare.
17320 * i386.c (override_options): Accept large models.
17321 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17322 (legitimate_constant_p): Add new UNSPECs.
17323 (legitimate_pic_operand_p): Likewise.
17324 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17325 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17327 (output_pic_addr_const): Add PLTOFF.
17328 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17329 (ix86_expand_move): Legitimize pic address when in PIC mode.
17330 (construct_plt_address): New function.
17331 (ix86_expand_call): Offload the address to register and use GOT
17332 pointer for large model.
17333 * invoke.texi (mcmodel=large): Update documentation.
17335 2007-03-06 Richard Henderson <rth@redhat.com>
17337 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17338 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17339 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17340 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17341 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17342 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17343 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17344 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17345 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17346 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17347 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17348 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17349 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17350 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17351 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17352 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17353 x86_schedule, x86_use_bt, x86_pad_returns,
17354 x86_use_xchgb): Merge into ...
17355 (ix86_tune_features): ... here. New array.
17356 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17357 x86_bswap): Merge into ...
17358 (ix86_arch_features): ... here. New array.
17359 (x86_3dnow_a): Remove.
17360 (x86_accumulate_outgoing_args): Make static.
17361 (x86_arch_always_fancy_math_387): Make static.
17362 (ix86_tune_mask, ix86_arch_mask): Move ...
17363 (override_options): ... to local variables here. Apply the
17364 appropriate mask to each element of ix86_arch_features and
17365 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17366 as were done in the old macros.
17367 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17368 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17369 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17370 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17371 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17372 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17373 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17374 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17375 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17376 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17377 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17378 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17379 x86_accumulate_outgoing_args, x86_prologue_using_move,
17380 x86_epilogue_using_move, x86_decompose_lea,
17381 x86_arch_always_fancy_math_387, x86_shift1,
17382 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17383 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17384 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17385 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17386 x86_use_incdec, x86_pad_returns, x86_bswap,
17387 x86_partial_flag_reg_stall): Remove.
17388 (enum ix86_tune_indices): New.
17389 (ix86_tune_features): New.
17390 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17391 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17392 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17393 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17394 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17395 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17396 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17397 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17398 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17399 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17400 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17401 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17402 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17403 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17404 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17405 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17406 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17407 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17408 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17409 TARGET_EXT_80387_CONSTANTS): Use it.
17410 (enum ix86_arch_indices): New.
17411 (ix86_arch_features): New.
17412 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17413 TARGET_BSWAP): Use it.
17414 (ix86_tune_mask, ix86_arch_mask): Remove.
17416 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17419 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17420 Define using $${sysroot_headers_suffix}.
17421 * configure: Regenerate.
17422 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17423 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17425 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17426 * gcc.c (print_sysroot_headers_suffix): New.
17427 (option_map): Include --print-sysroot-headers-suffix.
17428 (display_help): Mention -print-sysroot-headers-suffix.
17429 (process_command): Handle -print-sysroot-headers-suffix.
17430 (do_spec_1): Append multilib directory to include-fixed path if
17431 sysroot suffixes in use.
17432 (main): Handle -print-sysroot-headers-suffix.
17433 * Makefile.in (start.encap): Don't depend on xlimits.h
17434 (xlimits.h): Remove.
17435 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17436 limits.h for each multilib in fixinc_list.
17437 (fixinc_list, s-fixinc_list): New.
17438 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17439 generate them for each multilib in fixinc_list.
17440 (stmp-fixproto): Use include-fixed. Run fixproto for each
17441 multilib in fixinc_list.
17442 (mostlyclean): Don't remove xlimits.h.
17443 (clean): Remove include-fixed.
17444 (real-install-headers-tar, real-install-headers-cpio,
17445 real-install-headers-cp): Don't copy include, only include-fixed.
17446 (install-mkheaders): Depend on fixinc_list. Don't depend on
17447 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17448 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17449 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17451 2007-03-06 Jan Hubicka <jh@suse.cz>
17453 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17456 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17458 * configure.ac: Allow tm_file to contain build-directory files.
17459 * configure: Regenerate.
17460 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17461 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17462 * config/m68k/print-sysroot-suffix.sh: New file.
17464 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17466 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17467 of pic_offset_table_rtx if reload_completed.
17468 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17469 PIC_OFFSET_TABLE_REGNUM.
17470 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17472 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17473 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17475 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17477 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17478 functions that call eh_return.
17480 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17482 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17483 functions that need a constant pool.
17485 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17488 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17489 (m68k_preferred_reload_class): Likewise.
17490 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17491 (SECONDARY_RELOAD_CLASS): Define.
17492 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17493 (LIMIT_RELOAD_CLASS): Delete.
17494 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17495 registers from storing bytes.
17496 (m68k_secondary_reload_class): New function.
17497 (m68k_preferred_reload_class): Likewise.
17499 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17501 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17503 (m68k_expand_prologue): Likewise.
17505 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17507 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17508 (mips_expand_epilogue): Add a bool parameter.
17509 (m68k_legitimize_sibcall_address): Declare.
17510 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17511 (m68k_expand_epilogue): Add a parameter to select between sibling
17512 and normal epilogues. Only generate a return for the latter.
17513 (m68k_ok_for_sibcall_p): New function.
17514 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17515 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17516 (sibcall_value, *sibcall_value): Likewise.
17517 (*call, *call_value): Require !SIBLING_CALL_P.
17518 (epilogue): Update call to m68k_expand_epilogue.
17519 (sibcall_epilogue): New pattern.
17520 * config/m68k/predicates.md (const_call_operand): Say that this
17521 predicate applies to sibling calls too.
17522 (sibcall_operand): New predicate.
17524 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17526 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17527 alternatives as movsi_cf.
17528 (movsf_cf_hard): Add commentary.
17530 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17531 Richard Sandiford <richard@codesourcery.com>
17533 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17534 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17535 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17536 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17537 as being live on exit from an interrupt function.
17538 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17539 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17540 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17541 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17542 (m68k_interrupt_function_p): Globalize.
17543 (m68k_compute_frame_layout): Remove reverse mask code.
17544 (m68k_emit_movem, m68k_set_frame_related): New functions.
17545 (m68k_output_function_prologue): Delete in favor of...
17546 (m68k_expand_prologue): ...this new function.
17547 (m68k_output_function_epilogue): Delete in favor of...
17548 (m68k_expand_epilogue): ...this new function.
17549 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17551 (print_operand): Handle %?.
17552 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17553 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17554 (prologue, epilogue): New patterns.
17555 (return): Turn into a define_expand.
17556 (*return): New pattern, derived from old "return" pattern. Use rte
17557 rather than rts for interrupt functions. Only use rtd if the pop
17559 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17560 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17561 (link, *link, unlink, *unlink, load_got): Likewise.
17563 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17567 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17568 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17569 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17570 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17571 and m68k_matches_u_p.
17572 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17573 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17574 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17575 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17576 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17577 (REG_STRICT_P): New macro.
17578 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17579 PCREL_GENERAL_OPERAND_OK.
17580 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17581 m68k_legitimate_base_reg_p.
17582 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17583 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17584 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17585 * config/m68k/m68k.c (m68k_address): New structure.
17586 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17587 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17588 (m68k_jump_table_ref_p, m68k_decompose_address)
17589 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17590 (m68k_matches_u_p): New functions.
17591 (print_operand_address): Rewrite to use m68k_decompose_index.
17593 2007-03-05 David Taylor <dtaylor@emc.com>
17595 * gcc.c: Correct copyright date in --version output.
17597 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17599 * pa.md: In unamed move patterns, disparge copies between general
17600 and floating point registers using '?' modifier. Don't include 'f'
17601 constraint for register preferences in DImode, SImode, HImode and
17602 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17603 Remove constraints for copies between general and floating registers
17604 in soft-float DFmode pattern.
17605 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17609 2007-03-05 Mike Stump <mrs@apple.com>
17611 * c-common.c (targetcm): Add.
17612 * c-opts.c (c_common_handle_option): Handle language specific
17614 * opts.c (handle_option): Verify language for target options, if
17616 * opth-gen.awk: Add CL_LANG_ALL.
17617 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17618 (TARGETCM_INITIALIZER): Add.
17619 * target.h (struct gcc_targetcm): Add.
17621 * targhooks.c (default_handle_c_option): Add.
17622 * targhooks.h (default_handle_c_option): Add.
17623 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17625 * config/darwin.opt (iframework): Add.
17626 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17627 * config/darwin-c.c (handle_c_option): Add.
17628 (TARGET_HANDLE_C_OPTION): Add.
17630 * doc/invoke.texi (Darwin Options): Add -iframework.
17632 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17634 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17637 2007-03-05 Ian Lance Taylor <iant@google.com>
17639 * c.opt (fgnu89-inline): New option.
17640 * c-opts.c (c_common_post_options): Set default value for
17642 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17643 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17645 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17646 (grokdeclarator, start_function): Likewise.
17647 * c-cppbuiltin.c (c_cpp_builtins): Define either
17648 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17649 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17650 (C Dialect Options): Document -fgnu89-inline.
17651 * doc/extend.texi (Function Attributes): Explain what the
17652 gnu_inline attribute does.
17653 * doc/cpp.texi (Common Predefined Macros): Document
17654 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17656 2007-03-05 Ian Lance Taylor <iant@google.com>
17658 PR tree-optimization/31034
17659 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17660 half-range if the other side is an overflow infinity.
17662 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17664 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17665 (bfin*-linux-uclibc*): New configuration.
17666 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17668 * config/bfin/linux.h: New file.
17669 * config/bfin/libgcc-bfin.ver: New file.
17670 * config/bfin/t-bfin-uclinux: New file.
17671 * config/bfin/t-bfin-linux: New file.
17672 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17673 (TARGET_OS_CPP_BUILTINS): New macro.
17675 2007-03-05 Richard Guenther <rguenther@suse.de>
17677 * fold-const.c (fold_binary): Remove duplicate folding
17678 of comparison of non-null ADDR_EXPR against null.
17680 2007-03-05 Richard Guenther <rguenther@suse.de>
17681 Dorit Nuzman <dorit@il.ibm.com>
17683 PR tree-optimization/26420
17684 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17685 are no loops in the function. Only print the number of
17686 vectorized loops if it is greater than zero or we are supposed
17687 to print information about unvectorized loops.
17689 2007-03-05 Revital Eres <eres@il.ibm.com>
17691 * gcc.dg/var-expand1.c: New test.
17692 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17693 when an accumulator is expanded.
17695 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17698 * c-common.c (convert_and_check): Don't give warnings for
17699 conversion if 'expr' already overflowed.
17701 2007-03-04 Roger Sayle <roger@eyesopen.com>
17703 PR middle-end/30744
17704 * fold-const.c (fold_comparison): Enforce type consistency when
17705 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17707 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17709 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17710 containing a cast to the base of TARGET_MEM_REF.
17712 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17714 * tree.c (tree_contains_struct_check_failed): Remove spurious
17715 whitespace from error message.
17717 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17720 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17721 instead of precision.
17723 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17724 Nathan Sidwell <nathan@codesourcery.com>
17726 * emit-rtl.c (find_auto_inc): New.
17727 (try_split): recreate REG_INC notes,
17728 Use regular for loops rather than whiles.
17730 2007-03-03 Andreas Schwab <schwab@suse.de>
17732 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17733 * configure: Regenerate.
17735 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17737 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17738 flag_rounding_math, not flag_unsafe_math_optimizations.
17740 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17742 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17743 alpha_fold_vector_minmax): Likewise.
17744 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17745 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17747 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17749 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17750 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17751 if the lhs has side-effects.
17752 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17754 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17756 * config/i386/i386.h (TUNEMASK): Remove define.
17757 (ARCHMASK): Remove define.
17758 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17759 Use ix86_arch_mask variable instead of ARCHMASK.
17760 * config/i386/i386.c (override_options): Ditto.
17761 (standard_80387_constant_p): Ditto.
17763 2007-03-02 Ian Lance Taylor <iant@google.com>
17765 Used signed infinities in VRP.
17766 * tree-vrp.c (uses_overflow_infinity): New static function.
17767 (supports_overflow_infinity): New static function.
17768 (make_overflow_infinity): New static function.
17769 (negative_overflow_infinity): New static function.
17770 (positive_overflow_infinity): New static function.
17771 (is_negative_overflow_infinity): New static function.
17772 (is_positive_overflow_infinity): New static function.
17773 (is_overflow_infinity): New static function.
17774 (overflow_infinity_range_p): New static function.
17775 (compare_values_warnv): New function split out of compare_values.
17776 (compare_value): Call it.
17777 (set_value_range_to_nonnegative): Add overflow_infinity
17778 parameter. Change caller.
17779 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17781 (vrp_expr_computes_nonzero): Likewise.
17782 (compare_ranges, compare_range_with_value): Likewise.
17783 (compare_name_with_value, compare_names): Likewise.
17784 (vrp_evaluate_conditional): Likewise.
17785 (set_value_range): Handle infinity
17786 (vrp_operand_equal_p, operand_less_p): Likewise.
17787 (extract_range_from_assert): Likewise.
17788 (vrp_int_const_binop): Likewise.
17789 (extract_range_from_binary_expr): Likewise.
17790 (extract_range_from_unary_expr): Likewise.
17791 (extract_range_from_comparison): Likewise.
17792 (extract_range_from_expr): Likewise.
17793 (dump_value_range): Likewise.
17794 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17795 (test_for_singularity): Likewise.
17796 (vrp_int_const_binop): Remove inline qualifier.
17797 (adjust_range_with_scev): Add comment.
17798 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17800 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17802 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17803 (get_constraint_for): Likewise.
17804 (do_structure_copy): Likewise.
17805 (find_func_aliases): Fix references to MODIFY_EXPR.
17806 (intra_create_variable_infos): Tidy.
17807 * tree-ssa-operands.c (add_virtual_operand): Add argument
17809 When adding members of alias sets, if IS_CALL_SITE is true and
17810 the symbol is not call-clobbered, skip it.
17811 Adjust all callers.
17813 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17815 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17816 entry by means of emit_insn_at_entry.
17818 2007-03-02 Richard Henderson <rth@redhat.com>
17820 * expr.h (promoted_input_arg): Remove decl.
17821 * function.c (promoted_input_arg): Merge into ...
17822 * combine.c (setup_incoming_promotions): ... only caller.
17823 Rearrange to avoid double loop.
17825 2007-03-02 Ben Elliston <bje@au.ibm.com>
17826 Peter Bergner <bergner@vnet.ibm.com>
17827 Janis Johnson <janis187@us.ibm.com>
17829 * config/rs6000/dfp.md: New file.
17830 * config/rs6000/rs6000.md: Include dfp.md.
17831 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17832 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17833 and TDmode decimal float modes in FP registers.
17834 (num_insns_constant): Likewise.
17835 (rs6000_legitimate_offset_address_p): Likewise.
17836 (rs6000_legitimize_address): Likewise.
17837 (rs6000_legitimize_reload_address): Likewise.
17838 (rs6000_legitimate_address): Likewise.
17839 (rs6000_emit_move): Likewise.
17840 (function_arg_boundary): Likewise.
17841 (function_arg_advance): Likewise.
17842 (rs6000_darwin64_record_arg_recurse): Likewise.
17843 (function_arg): Likewise.
17844 (rs6000_gimplify_va_arg): Likewise.
17845 (rs6000_split_multireg_move): Likewise.
17846 (rs6000_output_function_epilogue): Likewise.
17847 (rs6000_output_function_epilogue): Likewise.
17848 (rs6000_register_move_cost): Likewise.
17849 (rs6000_function_value): Likewise.
17850 (rs6000_libcall_value): Likewise.
17852 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17854 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17856 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17858 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17859 Use $MULTIDIR to choose between the kernel and RTP headers,
17860 and use $WIND_BASE and $WIND_USR to locate them.
17862 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17864 * config/i386/i386.c (override_options): Put initialization of
17865 ix86_tune_mask and ix86_arch_mask to the correct place.
17867 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17868 Michael Meissner <michael.meissner@amd.com>
17871 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17872 (ARCHMASK): Define.
17873 (TARGET_CMOVE): Use ARCHMASK.
17874 (TARGET_CMPXCHG): Ditto.
17875 (TARGET_CMPXCHG8B): Ditto.
17876 (TARGET_XADD): Ditto.
17877 (TARGET_BSWAP): Ditto.
17878 * config/i386/i386.c (ix86_tune_mask): New global variable.
17879 (ix86_arch_mask): Ditto.
17880 (override_options): Initialize ix86_tune_mask and
17881 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17884 2007-03-02 Ben Elliston <bje@au.ibm.com>
17887 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17889 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17891 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17892 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17893 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17894 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17896 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17897 rs6000_init_dwarf_reg_sizes_extra): New.
17898 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17899 SPE register high parts.
17901 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17903 * Makefile.in: Add install-pdf target as
17904 copied from automake v1.10 rules.
17905 * configure.ac: Add install-pdf to target list.
17906 * configure: Regenerate.
17908 2007-03-01 Paul Brook <paul@codesourcery.com>
17910 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17911 modes to LDRD for DImode.
17912 (output_move_double): Fixup out of range ldrd/strd.
17913 (vfp_secondary_reload_class): Rename...
17914 (coproc_secondary_reload_class): ... to this. Add wb argument.
17915 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17916 coproc_secondary_reload_class for CLASS_IWMMXT.
17917 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17918 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17920 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17922 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17923 unroll factor by the estimated number of iterations.
17924 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17925 than prefetch latency.
17927 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17928 decode_caches_intel, detect_caches_intel): New functions.
17929 (host_detect_local_cpu): Use detect_caches_amd and
17930 detect_caches_intel.
17932 2007-03-01 Richard Henderson <rth@redhat.com>
17934 * expr.c (emit_move_complex_push): Export.
17935 (emit_move_complex_parts): Split out from ...
17936 (emit_move_complex): ... here.
17937 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17938 * config/i386/i386.md (movcdi): New.
17940 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17942 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17943 size of mode1 to check for tieable modes in MMX case.
17945 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17947 * Makefile.in (rtlanal.o): Depend on tree.h.
17948 * rtl.h (offset_within_section_p, split_const): Declare.
17949 * rtlanal.c: Include tree.h.
17950 (offset_within_block_p): New function, taken from
17951 mips_offset_within_object_p.
17952 (split_const): New function, taken from mips_split_const.
17953 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17955 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17956 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17957 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17958 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17959 (m68k_illegitimate_symbolic_constant_p): New function.
17960 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17961 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17962 symbolic constant that might be outside the symbol's section,
17963 move the symbol first and then add the offset.
17964 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17966 * config/mips/mips.c (mips_split_const): Delete.
17967 (mips_offset_within_object_p): Delete.
17968 (mips_symbolic_constant_p): Use offset_within_section_p and
17969 split_const instead of mips_offset_within_object_p and
17971 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17972 (mips_legitimize_const_move, print_operand_reloc)
17973 (mips_dangerous_for_la25_p): Use split_const instead of
17976 2007-02-28 Eric Christopher <echristo@apple.com>
17978 * Makefile.in (install-include-dir): Don't rm -rf include.
17980 2007-02-28 Richard Guenther <rguenther@suse.de>
17982 PR middle-end/30364
17983 * fold-const.c (fold_binary): Do not associate expressions
17984 with more than one variable for integer types that do not wrap.
17986 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17988 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17989 Delete, and replace with...
17990 (fold_builtin_call_array): This. Update callers to use it.
17991 * fold-const.c (fold_build_call_list): Delete, and replace with...
17992 (fold_build_call_array): This.
17993 (fold_build_call_list_initializer): Delete, and replace with...
17994 (fold_build_call_array_initializer): This.
17995 * tree.h: Update declarations to reflect above changes.
17997 * c-typeck.c (build_function_call): Store converted arguments
17998 in a stack-allocated array instead of building a list.
17999 (convert_arguments): Store arguments in the array passed in as an
18000 argument, and return the actual number of arguments.
18001 * c-format.c: (check_function_format): Pass arguments in an
18002 array instead of a list.
18003 * c-common.c (check_function_nonnull): Likewise.
18004 (check_function_sentinel): Likewise.
18005 (check_function_arguments): Likewise.
18006 * c-common.h: Update declarations to reflect above changes.
18008 2007-02-28 Jan Hubicka <jh@suse.cz>
18010 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
18011 PRED_NEGATIVE_RETURN): Update outcomes.
18013 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
18015 * calls.c (emit_library_call_value_1): Handle partial registers
18016 correctly when building up CALL_INSN_FUNCTION_USAGE.
18018 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18020 * pa/predicates.md (move_src_operand): Allow zero for mode.
18021 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
18024 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
18027 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
18028 *movv2df_internal): Enable pattern only for valid operand
18030 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
18031 tie only 128bit modes. For MMX registers, tie only 64bit modes.
18033 2007-02-27 Mike Stump <mrs@apple.com>
18035 * config/darwin-crt3.c: Avoid compilation when compiling for a
18038 2007-02-27 Joseph Myers <joseph@codesourcery.com>
18040 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
18042 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
18043 for fixed headers and limits.h.
18044 (install-include-dir, install-headers-tar, install-headers-cpio,
18045 install-headers-cp, real-install-headers-tar,
18046 real-install-headers-cpio, real-install-headers-cp): Handle
18047 include-fixed as well as include.
18048 (install-mkheaders): Don't install files that go only in include
18050 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
18051 from GCC_INCLUDE_DIR.
18052 * gcc.c (process_command): Remove special -BstageN/ handling.
18053 (do_spec_1): Add include-fixed directories.
18055 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18057 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
18059 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
18061 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
18064 2007-02-27 Mark Mitchell <mark@codesourcery.com>
18066 * c-common.c (get_priority): Add check for
18067 SUPPORTS_INIT_PRIORITY.
18069 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18071 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
18073 * config/bfin/bfin.c: Include "cfglayout.h".
18074 (MAX_LSETUP_DISTANCE): New macro.
18075 (struct loop_info): New members incoming, incoming_src and
18076 incoming_dest. Delete member predecessor.
18077 (length_for_loop): New function.
18078 (bfin_optimize_loop): Handle more different loop structures.
18079 (bfin_discover_loop): Rework detection of predecessor blocks by
18080 examining incoming edges.
18081 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
18083 (bfin_reorder_loops): New function.
18084 (bfin_reorg_loops): Use these three new functions.
18086 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
18087 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
18088 (CONSTRAINT_LEN): Add entry for 'q'.
18089 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
18090 Add 'q' constraints.
18091 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
18092 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
18094 * config/bfin/bfin.md (add_with_carry): New pattern.
18095 (s_or_u, su_optab, su_modifier): New code macros/attrs.
18096 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
18097 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
18098 support unsigned multiplies too. Removed incorrect commutativity from
18099 operand 1 constraint where appropriate.
18100 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
18102 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18103 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18105 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18106 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18107 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18108 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18109 usmulhisi_hh_huh): New patterns.
18111 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18112 lshifthi3): Fix output template to use half reg for operand 2.
18114 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18117 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18119 2007-02-27 Andreas Schwab <schwab@suse.de>
18121 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18123 2007-02-27 Jan Hubicka <jh@suse.cz>
18125 * predict.c (last_basic_block_p): Remove.
18126 (tree_estimate_probability): Update return heuristic for commonized
18129 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18131 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18133 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18135 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18136 * doc/cpp.texi: Standardize title page.
18137 * doc/cppinternals.texi: Likewise.
18138 * doc/gcc.texi: Standardize title page, remove version number
18139 from copyright page.
18140 * doc/gccint.texi: Likewise.
18141 * doc/install.texi: Standardize title page, add table of
18144 2007-02-26 Jan Hubicka <jh@suse.cz>
18146 * predict.def: Set outcomes according to more recent results.
18147 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18148 Remove dead predictors.
18149 * predict.c (return_prediction): Fix pasto.
18151 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18153 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18154 change; avoid a memory leak when returning early.
18156 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18158 * c-decl.c (static_ctors): Move to c-common.c.
18159 (static_dtors): Likewise.
18160 (finish_function): Use c_record_cdtor_fn.
18161 (build_cdtor): Move to c-common.c.
18162 (c_write_global_declarations): Use c_build_cdtor_fns.
18163 * c-common.h (static_ctors): Declare.
18164 (static_dtors): Likewise.
18165 (c_record_cdtor_fn): Likewise.
18166 (c_build_cdtor_fns): Likewise.
18167 * c-common.c (static_ctors): New variable.
18168 (static_dtors): Likewise.
18169 (c_record_cdtor_fn): New function.
18170 (build_cdtor): Move from c-decl.c
18171 (c_build_cdtor_fns): New function.
18173 * output.h (assemble_addr_to_section): Declare.
18174 (get_cdtor_priority_section): Likewise.
18175 * varasm.c (assemble_addr_to_section): New function.
18176 (get_cdtor_priority_section): Likewise.
18177 (default_named_section_asm_out_destructor): Use them.
18178 (destor_dtor_section_asm_out_destructor): Likewise.
18179 (default_named_section_asm_out_constructor): Likewise.
18180 (default_ctor_section_asm_out_constructor): Likewise.
18181 * config.gcc (*-*-vxworks*): Include vxworks.o.
18182 * config/t-vxworks (vxworks.o): New target.
18183 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18184 (TARGET_ASM_CONSTRUCTOR): Define.
18185 (TARGET_ASM_DESTRUCTOR): Likewise.
18186 (vxworks_asm_out_constructor): Declare.
18187 (vxworks_asm_out_destructor): Likewise.
18189 * c-common.c (get_priority): Check that we have not just an
18190 INTEGER_CST, but an integer constant with integeral type.
18192 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18194 PR tree-optimization/30938
18195 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18196 use &dt[nargs-1] instead of &dt[nargs] in the call to
18197 vect_is_simple_use().
18199 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18201 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18202 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18203 Do not attempt to handle MEM inside auto-inc expressions.
18204 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18205 of a register modified by an auto-inc expression. However, do handle
18206 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18207 (elimination_effects): Prohibit elimination of a register modified
18208 by an auto-inc expression. Disable register elimination rules whose
18209 target register is modified by an auto-inc expression with variable
18212 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18214 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18216 (array_at_struct_end_p): New function.
18217 (idx_infer_loop_bounds): Use it.
18218 (estimate_numbers_of_iterations_loop): Export.
18219 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18220 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18221 (tree_estimate_probability): Call record_loop_exits.
18222 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18223 (estimated_loop_iterations, estimated_loop_iterations_int,
18224 estimated_loop_iterations_tree): New functions.
18225 (analyze_siv_subscript_cst_affine,
18226 compute_overlap_steps_for_affine_1_2,
18227 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18228 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18229 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18230 (PRED_LOOP_ITERATIONS_GUESSED): New.
18231 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18232 * cfgloop.h (estimate_numbers_of_iterations_loop,
18233 estimated_loop_iterations_int): Declare.
18235 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18237 * doc/extend.texi: Document optional priority argument to
18238 constructors and destructors.
18239 * tree.c (init_priority_for_decl): Adjust GTY markers.
18240 (init_ttree): Use priority-info hash functions for
18241 init_priority_for_decl.
18242 (tree_map_eq): Rename to ...
18243 (tree_map_base_eq): ... this.
18244 (tree_map_marked_p): Rename to ...
18245 (tree_map_base_marked_p): ... this.
18246 (tree_map_base_hash): New function.
18247 (decl_init_priority_lookup): Rework.
18248 (decl_fini_priority_lookup): New function.
18249 (decl_priority_info): New function.
18250 (decl_init_priority_insert): Use it.
18251 (decl_fini_priority_insert): Likewise.
18252 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18254 (decl_restrict_base_insert): Likewise.
18255 (decl_debug_expr_insert): Likewise.
18256 (decl_value_expr_lookup): Likewise.
18257 (decl_value_expr_insert): Likewise.
18258 * tree.h (priority_type): New type.
18259 (decl_init_priority_lookup): Use priority_type.
18260 (decl_fini_priority_lookup): New function.
18261 (decl_init_priority_insert): Use priority_type.
18262 (decl_fini_priority_insert): New function.
18263 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18264 (DECL_INIT_PRIORITY): Likewise.
18265 (SET_DECL_INIT_PRIORITY): Add comment.
18266 (DECL_FINI_PRIORITY): New macro.
18267 (SET_DECL_FINI_PRIORITY): Likewise.
18268 (DEFAULT_INIT_PRIORITY): Document.
18269 (MAX_INIT_PRIORITY): Likewise.
18270 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18271 (tree_map_base): New type.
18272 (tree_map_base_eq): New function.
18273 (tree_map_base_hash): Likewise.
18274 (tree_map_base_marked_p): Likewise.
18275 (tree_map): Inherit from tree_map_base.
18276 (tree_map_eq): Make it a macro.
18277 (tree_map_marked_p): Likewise.
18278 (tree_int_map): Inherit from tree_map_base.
18279 (tree_int_map_eq): Make it a macro.
18280 (tree_int_map_hash): Likewise.
18281 (tree_int_map_marked_p): Likewise.
18282 (tree_priority_map): New type.
18283 (tree_priority_map_eq): New macro.
18284 (tree_priority_map_hash): Likewise.
18285 (tree_priority_map_marked_p): Likewise.
18286 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18288 (emutls_common_1): Likewise.
18289 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18290 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18291 of tree_map hierarchy.
18292 * tree-cfg.c (move_stmt_r): Likewise.
18293 (new_label_mapper): Likewise.
18294 * c-tree.h (c_expand_body): Move to ...
18295 * c-common.h (c_expand_body): ... here.
18296 * c-decl.c (c_expand_body): Move to ...
18297 * c-common.c (c_expand_body): ... here.
18298 (c_common_attribute_table): Allow 1 argument for the constructor
18299 and destructor attributes.
18300 (get_priority): New function.
18301 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18302 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18304 2007-02-24 Jan Hubicka <jh@suse.cz>
18306 PR middle-end/30509
18307 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18308 copying for inlining.
18310 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18311 Jan Hubicka <jh@suse.cz>
18314 * i386.c (counter_mode): New function.
18315 (expand_set_or_movmem_via_loop): Use it.
18316 (expand_movmem_epilogue): Likewise; fix pasto.
18317 (ix86_expand_movmem): Do emit guard even for constant counts.
18318 (ix86_expand_setmem): Likewise.
18320 2007-02-25 Nick Clifton <nickc@redhat.com>
18322 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18323 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18325 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18328 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18329 count argument with 0x10, not with 0x16.
18330 (expand_setmem_epilogue): Ditto.
18332 2007-02-24 Mike Stump <mrs@apple.com>
18334 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18337 2007-02-24 Richard Guenther <rguenther@suse.de>
18339 PR middle-end/30951
18340 * fold-const.c (fold_binary): Fold x +- CST op x for
18341 EQ_EXPR and NE_EXPR.
18343 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18345 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18347 2007-02-24 Jan Hubicka <jh@suse.cz>
18349 * cgraphunit.c (decide_is_function_needed): Honor
18350 -fkeep-inline-functions.
18352 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18354 * builtins.c (fold_builtin_modf): New.
18355 (fold_builtin_2): Use it.
18357 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18359 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18360 (determine_max_iter): Take additional LOOP arg; all callers changed.
18361 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18362 one using simplifications.
18363 (simplify_using_initial_values): Return if the expression becomes
18364 invalid due to altered regs.
18366 2007-02-23 DJ Delorie <dj@redhat.com>
18368 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18370 2007-02-23 Mike Stump <mrs@apple.com>
18372 * tlink.c (scan_linker_output): Parse linker messages from
18373 darwin9's linker better.
18375 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18378 * varpool.c (varpool_assemble_pending_decls): Set
18379 varpool_last_needed_node to null.
18381 2007-02-23 DJ Delorie <dj@redhat.com>
18383 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18384 alignment bigger than the object file can handle.
18386 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18389 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18390 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18391 (*movsf_1): Penalize MMX moves.
18393 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18395 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18396 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18398 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18400 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18402 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18403 (fold_builtin_1): Use them.
18404 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18405 BUILT_IN_SIGNIFICAND.
18407 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18409 * config/i386/i386.c (bdesc_1arg): Initialize
18410 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18411 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18412 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18413 and IX86_BUILTIN_MOVSLDUP.
18415 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18417 PR rtl-optimization/30841
18418 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18420 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18422 * builtins.c (fold_builtin_frexp): New.
18423 (fold_builtin_2): Use it.
18425 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18427 * doc/invoke.texi (Spec Files): Document getenv spec function.
18429 * gcc.c (getenv_spec_function): New function.
18430 (static_spec_functions): Add it.
18431 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18432 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18435 2007-02-22 Michael Matz <matz@suse.de
18438 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18439 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18441 2007-02-22 Ian Lance Taylor <iant@google.com>
18444 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18445 (mem_loc_descriptor): Call it.
18447 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18448 Ira Rosen <irar@il.ibm.com>
18450 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18452 2007-02-22 Ira Rosen <irar@il.ibm.com>
18454 PR tree-optimization/30843
18455 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18456 stores only after all the group is vectorized.
18458 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18460 PR tree-optimization/30858
18461 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18462 in the reduction cycle have a single use in the loop.
18463 * tree-vectorizer.h (relevant): Add documentation.
18465 2007-02-20 Mike Stump <mrs@apple.com>
18467 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18468 * configure: Regenerate.
18470 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18472 Change the defaults of some parameters and options.
18473 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18474 * config/spu/spu.c (spu_optimization_options): Add.
18475 (spu_override_options): Change params in spu_optimization_options.
18476 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18478 Register 127 is only 16 byte aligned when used as a frame pointer.
18479 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18480 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18481 HARD_FRAME_POINTER_REGNUM.
18482 (spu_legitimate_address): Use regno_aligned_for_reload.
18483 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18484 aligned when frame_pointer_needed is true.
18485 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18487 * config/spu/spu.h (INIT_EXPANDERS): Define.
18489 Make sure shift and rotate instructions have valid immediate operands.
18490 * config/spu/predicates.md (spu_shift_operand): Remove.
18491 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18492 * config/spu/constraints.md (W, O): Extend range.
18493 * config/spu/spu.md (umask, nmask): Define.
18494 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18495 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18496 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18497 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18498 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18499 (lshr<mode>3_reg): Fix rtl description.
18501 Make sure mulhisi immediate operands are valid.
18502 * config/spu/predicates.md (imm_K_operand): Add.
18503 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18505 Generate constants using fsmbi and andi.
18506 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18507 (print_operand, spu_split_immediate, classify_immediate,
18508 fsmbi_const_p): Handle IC_FSMBI2.
18510 Correctly handle a CONST_VECTOR containing symbols.
18511 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18512 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18513 (immediate_load_p): Allow symbols that use 2 instructions to create.
18514 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18515 with symbols when flag_pic is set.
18516 (const_vector_immediate_p): New.
18517 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18518 accept a CONST_VECTOR with symbols.
18519 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18520 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18522 * config/spu/spu.md (high, low): Delete.
18523 (low_<mode>): Define.
18525 Remove INTRmode and INTR_REGNUM, which didn't work.
18526 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18528 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18529 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18530 peephole2 pattern): Don't use INTR or 131.
18531 (movintrcc): Delete.
18532 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18533 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18534 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18535 (UNSPEC_SET_INTR): Add.
18536 * config/spu/spu-modes.def (INTR): Remove.
18538 More accurate warnings about run-time relocations.
18539 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18541 Correctly warn about immediate arguments to specific intrinsics.
18542 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18543 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18544 the instruction predicate.
18546 Fix tree check errors with latest update.
18547 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18549 (spu_expand_builtin): Use CALL_EXPR_FN.
18551 Add missing specific intrinsics.
18552 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18554 * config/spu/spu_internals.h: Ditto.
18556 Fix incorrect operand modifiers.
18557 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18558 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18560 Optimize one case of zero_extend of a vec_select.
18561 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18563 Accept any immediate for hbr.
18564 * config/spu/spu.md (hbr): Change s constraints to i.
18566 2007-02-21 Paul Brook <paul@codesourcery.com>
18568 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18569 condexec_count when skipping USE and CLOBBER.
18571 2007-02-21 Nick Clifton <nickc@redhat.com>
18573 * common.opt (Warray-bounds): Add Warning attribute.
18574 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18576 (fsized-zeroes): Add Optimization attribute.
18577 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18578 * c.opt (Wc++0x-compat): Add Warning attribute.
18580 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18582 PR middle-end/30761
18583 * reload1.c (eliminate_regs_in_insn): In the single_set special
18584 case, attempt to re-recognize the insn before falling back to
18585 having reload fix it up.
18587 2007-02-20 Eric Christopher <echristo@gmail.com>
18589 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18590 Rewrite accordingly.
18591 (frv_read_iacc_argument): Ditto.
18592 (frv_expand_set_builtin): Take a call instead of arglist, update for
18594 (frv_expand_unop_builtin): Ditto.
18595 (frv_expand_binop_builtin): Ditto.
18596 (frv_expand_cut_builtin): Ditto.
18597 (frv_expand_binopimm_builtin): Ditto.
18598 (frv_expand_voidbinop_builtin): Ditto.
18599 (frv_expand_int_void2arg): Ditto.
18600 (frv_expand_prefetches): Ditto.
18601 (frv_expand_voidtriop_builtin): Ditto.
18602 (frv_expand_voidaccop_builtin): Ditto.
18603 (frv_expand_load_builtin): Ditto.
18604 (frv_expand_store_builtin): Ditto.
18605 (frv_expand_mdpackh_builtin): Ditto.
18606 (frv_expand_mclracc_builtin): Ditto.
18607 (frv_expand_mrdacc_builtin): Ditto.
18608 (frv_expand_mwtacc_builtin): Ditto.
18609 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18612 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18614 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18615 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18617 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18618 point instructions.
18619 * configure: Regenerate.
18620 * config.in: Regenerate.
18621 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18622 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18623 masks to power6 and power6x and to POWERPC_MASKS.
18624 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18626 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18627 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18628 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18629 Access PROTOTYPE as variable, not mask.
18631 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18633 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18634 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18635 * combine.c (adjust_for_new_dest): Use it.
18636 * postreload.c (reload_combine): Likewise.
18638 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18640 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18641 notes on an insn with multiple sets, even if single_set returns
18642 non-NULL for that insn.
18644 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18646 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18647 scalbn and scalbln.
18649 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18651 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18652 if user didn't pass it.
18653 * config/i386/darwin.h (CC1_SPEC): Likewise.
18654 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18655 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18656 -mmacosx-version-min.
18658 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18659 Uros Bizjak <ubizjak@gmail.com>
18661 * optabs.h (enum optab_index): Add new OTI_scalb.
18662 (scalb_optab): Define corresponding macro.
18663 * optabs.c (init_optabs): Initialize scalb_optab.
18664 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18666 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18667 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18668 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18669 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18670 flag_unsafe_math_optimizations is set.
18672 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18673 to implement scalbf, scalb and scalbl built-ins as inline x87
18676 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18677 DJ Delorie <dj@redhat.com>
18680 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18681 (diagnostic_report_diagnostic): ... here, and turn them into real
18682 errors. If warnings are inhibited, no need to do anything.
18684 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18686 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18687 better code generation.
18689 2007-02-20 Ben Elliston <bje@au.ibm.com>
18691 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18693 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18695 * config/alpha/alpha.c, config/alpha/alpha.md,
18696 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18697 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18698 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18699 config/arm/lib1funcs.asm: Follow spelling conventions.
18701 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18702 config/fr30/fr30.md, config/i386/i386.h,
18703 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18704 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18705 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18706 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18707 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18708 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18709 config/sparc/sparc.c, config/sparc/sparc.h,
18710 config/sparc/sparc.md, config/spu/constraints.md,
18711 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18714 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18717 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18720 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18722 * doc/invoke.texi (-ftree-lrs): Remove.
18724 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18726 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18729 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18731 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18732 new CALL_EXPR_FN macro for retrieving the function
18733 declaration of the input expression.
18735 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18737 * c.opt (Waddress): New.
18738 * common.opt (Walways-true): Delete.
18739 (Wstring-literal-comparison): Delete.
18740 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18741 -Wstring-literal-comparison. Add -Waddress.
18743 (Walways-true): Delete.
18744 (Wstring-literal-comparison): Delete.
18745 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18746 consistently instead of -Walways-true in example.
18747 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18748 * c-typeck.c (parser_build_binary_op): Replace
18749 -Wstring-literal-comparison and -Walways-true with -Waddress.
18750 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18753 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18755 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18756 without DECL_STRUCT_FUNCTION initialized.
18758 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18760 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18761 due to calls to functions taking pointers as parameters.
18763 2007-02-19 Richard Henderson <rth@redhat.com>
18766 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18769 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18771 * config/s390/s390.c (s390_call_saved_register_used,
18772 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18773 accessed to the new scheme.
18775 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18777 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18778 (cris_print_index, cris_print_operand, cris_print_operand_address)
18779 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18780 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18781 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18782 GET_CODE () == xxx.
18783 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18784 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18785 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18786 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18787 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18788 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18789 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18790 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18791 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18792 (uminsi3, call, call_value): Ditto.
18793 (define_split: indir_to_reg_split, unnamed): Ditto.
18795 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18797 PR tree-optimization/30975
18798 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18801 2007-02-18 Eric Christopher <echristo@gmail.com>
18803 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18804 Remove use of arglist.
18805 (mips_expand_builtin): Remove use of arglist, pass in expr.
18806 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18807 (mips_expand_builtin_movtf): Ditto.
18808 (mips_expand_builtin_compare): Ditto.
18810 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18812 * tree-sra.c (sra_build_assignment): Replace assertion
18813 checking with a comment explaining why it can't be done.
18815 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18817 PR middle-end/30833
18818 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18819 during CALL_EXPR representation conversion.
18820 * tree-ssa-propagate.c (set_rhs): Likewise.
18822 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18824 * tree-sra.c (sra_build_assignment): Disable assertion checking
18827 2007-02-18 Roger Sayle <roger@eyesopen.com>
18829 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18830 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18831 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18833 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18834 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18835 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18836 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18837 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18838 force_gimple_operand): Likewise.
18839 * ipa-cp.c (constant_val_insert): Likewise.
18840 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18841 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18842 perfect_nestify): Likewise.
18843 * langhooks.c (lhd_omp_assignment): Likewise.
18844 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18845 lower_copyprivate_clauses, lower_send_clauses,
18846 lower_send_shared_vars, expand_parallel_call,
18847 expand_omp_for_generic, expand_omp_for_static_nochunk,
18848 expand_omp_for_static_chunk, expand_omp_sections,
18849 lower_omp_single_copy, lower_omp_for_lastprivate,
18850 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18851 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18852 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18855 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18857 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18858 config/sh/sh.md: Follow spelling conventions.
18860 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18861 config/frv/predicates.md: Follow spelling conventions.
18863 * config/m68k/linux-unwind.h: Fix a comment typo.
18864 * target.h: Follow spelling conventions.
18866 2007-02-18 Roger Sayle <roger@eyesopen.com>
18868 PR rtl-optimization/28173
18869 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18870 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18871 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18872 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18873 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18875 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18877 * builtins.c (fold_builtin_load_exponent): New.
18878 (fold_builtin_2): Use it.
18880 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18882 PR rtl-optimization/30773
18883 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18884 if we fail to attach a REG_EQUIV note.
18886 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18887 Roger Sayle <roger@eyesopen.com>
18889 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18891 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18893 * calls.c (initialize_argument_information): Pass original EXP
18894 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18895 code to split complex arguments here, as part of initializing the
18897 (expand_call): Remove code that builds a list of arguments and
18898 inserts implicit arguments into it. Instead, just count how many
18899 implicit arguments there will be so we can determine the size of
18900 the ARGS array, and let initialize_argument_information do the work.
18901 (split_complex_values): Delete unused function.
18903 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18905 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18907 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18909 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18910 for arg pointer based indexed addressing.
18912 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18914 * config/ia64/ia64.h, config/ia64/ia64.md,
18915 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18916 spelling conventions.
18918 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18920 * config/m68k/m68k.c (split_di): New.
18921 * config/m68k/m68k-protos.h: Declare split_di.
18922 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18923 Improve predicate handling and split constant shifts.
18925 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18927 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18928 parameter for register bitfield operations, general predicates
18931 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18933 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18934 * config/m68k/linux-unwind.h: New file.
18936 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18938 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18939 config/i386/athlon.md, config/ia64/ia64.md,
18940 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18941 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18942 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18943 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18944 tree-vect-transform.c: Fix comment typos.
18946 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18948 * sched-deps.c (find_insn_list): Remove.
18949 * sched-int.h: Remove the prototype for find_insn_list.
18951 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18953 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18955 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18956 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18957 darwin_rs6000_override_options.
18958 (C_COMMON_OVERRIDE_OPTIONS): Expect
18959 darwin_macosx_version_min to be non-NULL always.
18960 (TARGET_C99_FUNCTIONS): Likewise.
18961 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18962 (DARWIN_MINVERSION_SPEC): New.
18963 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18964 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18966 (DARWIN_MINVERSION_SPEC): New.
18967 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18969 * config/darwin-c.c (darwin_cpp_builtins): Expect
18970 darwin_macosx_version_min to be non-NULL always.
18972 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18974 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18976 * config/i386/i386.h (x86_use_xchgb): New.
18977 (TARGET_USE_XCHGB): New macro.
18978 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18979 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18980 Split after reload into bswaphi for shifts of 8.
18981 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18982 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18983 or when optimizing for size.
18985 2007-02-16 Richard Guenther <rguenther@suse.de>
18986 Christian Bruel <christian.bruel@st.com>
18988 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18989 DECLs but prefer SSA_NAMEs over DECLs.
18991 2007-02-16 Richard Guenther <rguenther@suse.de>
18993 * tree-flow-inline.h (single_imm_use_p): Remove.
18994 (zero_imm_uses_p): Likewise.
18995 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18996 instead of single_imm_use_p.
18997 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
19000 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
19003 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
19004 nested double- and backquotes.
19006 2007-02-15 Roger Sayle <roger@eyesopen.com>
19008 PR middle-end/30391
19009 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
19010 should be unreachable.
19011 (build2_stat): Allow construction of MODIFY_EXPR at any time.
19012 For the time being redirect GIMPLE_MODIFY_STMT to the new
19013 (renamed) build_gimple_modify_stmt_stat.
19014 (build2_gimple_stat): Rename to...
19015 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
19016 Always build a GIMPLE_MODIFY_STMT node.
19017 * tree.h (build2_gimple, build2_gimple_stat): Delete.
19018 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
19021 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
19022 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
19023 * tree-complex.c (set_component_ssa_name, expand_complex_move,
19024 expand_complex_div_wide): Likewise.
19025 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
19026 * tree-ssa-loop-im.c (schedule_sm): Likewise.
19027 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
19028 * tree-ssa-loop-manip.c (create_iv): Likewise.
19029 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
19030 abs_replacement): Likewise.
19031 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
19032 realify_fake_stores): Likewise.
19034 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
19035 node rather than a GIMPLE_MODIFY_STMT node.
19036 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
19037 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
19039 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
19040 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
19041 GIMPLE_MODIFY_STMT.
19043 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19045 PR middle-end/30433
19046 * fold-const.c (fold_comparison): Add back the
19047 folding of constant complex comparisions.
19049 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19051 PR middle-end/30729
19052 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
19053 effects unknown to this function, return early.
19055 2007-02-15 Ian Lance Taylor <iant@google.com>
19057 * lower-subreg.c (move_eh_region_note): New static function.
19058 (resolve_simple_move): Call it.
19059 (decompose_multiword_subregs): Track blocks for which we resolve a
19060 simple move which is also a control flow insn. Pass them to
19061 find_many_sub_basic_blocks.
19062 (pass_lower_subreg): Add TODO_verify_flow.
19063 (pass_lower_subreg2): Likewise.
19065 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19066 Brooks Moses <brooks.moses@codesourcery.com>
19067 Lee Millward <lee.millward@codesourcery.com>
19069 * tree.h (enum tree_code_class): Add tcc_vl_exp.
19070 (VL_EXP_CLASS_P): New.
19071 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
19073 (TREE_OPERAND_CHECK_CODE): Likewise.
19074 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
19075 (TREE_RTL_OPERAND_CHECK): Likewise.
19076 (tree_operand_check_failed): Make second parameter the whole tree
19077 instead of its code. Fixed callers.
19078 (VL_EXP_CHECK): New.
19079 (TREE_OPERAND_LENGTH): New.
19080 (VL_EXP_OPERAND_LENGTH): New.
19081 (CALL_EXPR_FN): New.
19082 (CALL_EXPR_STATIC_CHAIN): New.
19083 (CALL_EXPR_ARGS): New.
19084 (CALL_EXPR_ARG): New.
19085 (call_expr_nargs): New.
19086 (CALL_EXPR_ARGP): New.
19087 (build_nt_call_list): Declare.
19088 (build_vl_exp_stat): Declare.
19089 (build_vl_exp): New.
19090 (build_call_list): Declare.
19091 (build_call_nary): Declare.
19092 (build_call_valist): Declare.
19093 (build_call_array): Declare.
19094 (call_expr_arg): Declare.
19095 (call_expr_argp): Declare.
19096 (call_expr_arglist): Declare.
19097 (fold_build_call_list): Declare.
19098 (fold_build_call_list_initializer): Declare.
19099 (fold_call_expr): Declare to replace fold_builtin.
19100 (fold_builtin_fputs): Update to agree with modified definition.
19101 (fold_builtin_strcpy): Likewise.
19102 (fold_builtin_strncpy): Likewise.
19103 (fold_builtin_memory_chk): Likewise.
19104 (fold_builtin_stxcpy_chk): Likewise.
19105 (fold_builtin_strncpy_chk): Likewise.
19106 (fold_builtin_next_arg): Likewise.
19107 (fold_build_call_expr): Declare.
19108 (fold_builtin_call_list): Declare.
19109 (fold_builtin_call_valist): Declare.
19110 (build_call_expr): Declare.
19111 (validate_arglist): Update to agree with modified definition.
19112 (tree_operand_length): New.
19113 (call_expr_arg_iterator): New.
19114 (init_call_expr_arg_iterator): New.
19115 (next_call_expr_arg): New.
19116 (first_call_expr_arg): New.
19117 (more_call_expr_args_p): New.
19118 (FOR_EACH_CALL_EXPR_ARG): New.
19120 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19121 and tcc_gimple_stmt.
19122 (tree_code_size): Update documentation. Use sizeof (tree) rather
19123 than sizeof (char *).
19124 (tree_size): Likewise. Add case for tcc_vl_exp.
19125 (tree_node_structure): Add case for tcc_vl_exp.
19126 (contains_placeholder_p): Likewise.
19127 (substitute_in_expr): Likewise.
19128 (substitute_placeholder_in_expr): Likewise.
19129 (stabilize_reference_1): Likewise.
19130 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19131 to diagnose breakage of this interface for constructing CALL_EXPRs.
19132 (build_nt): Add similar assertion here.
19133 (build_nt_call_list): New.
19134 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19135 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19137 (get_callee_fndecl): Use new CALL_EXPR accessors.
19138 (tree_operand_check_failed): Change parameters to pass entire node
19139 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19140 (process_call_operands): New.
19141 (build_vl_exp_stat): New.
19142 (build_call_list): New.
19143 (build_call_nary): New.
19144 (build_call_valist): New.
19145 (build_call_array): New.
19146 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19147 (call_expr_arglist): New.
19149 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19150 tcc_vl_exp instead of a fixed-size tcc_expression.
19152 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19153 accessors for CALL_EXPRs.
19154 (AGGR_INIT_EXPR): Likewise.
19156 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19157 Brooks Moses <brooks.moses@codesourcery.com>
19158 Lee Millward <lee.millward@codesourcery.com>
19160 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19161 (expand_builtin_nonlocal_goto): Change parameter to be entire
19162 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19163 (expand_builtin_prefetch): Likewise.
19164 (expand_builtin_classify_type): Likewise.
19165 (mathfn_built_in): Return NULL_TREE instead of 0.
19166 (expand_errno_check): Use new CALL_EXPR accessors.
19167 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19168 Return NULL_RTX instead of 0.
19169 (expand_builtin_mathfn_2): Likewise.
19170 (expand_builtin_mathfn_3): Likewise.
19171 (expand_builtin_interclass_mathfn): Likewise.
19172 (expand_builtin_sincos): Likewise.
19173 (expand_builtin_cexpi): Likewise.
19174 (expand_builtin_int_roundingfn): Likewise.
19175 (expand_builtin_int_roundingfn_2): Likewise.
19176 (expand_builtin_pow): Likewise.
19177 (expand_builtin_powi): Likewise.
19178 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19179 of arglist, fixing callers appropriately. Use new CALL_EXPR
19180 accessors and constructors. Return NULL_RTX instead of 0.
19181 (expand_builtin_strstr): Likewise.
19182 (expand_builtin_strchr): Likewise.
19183 (expand_builtin_strrchr): Likewise.
19184 (expand_builtin_strpbrk): Likewise.
19185 (expand_builtin_memcpy): Likewise.
19186 (expand_builtin_mempcpy): Likewise.
19187 (expand_builtin_mempcpy_args): New.
19188 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19189 (expand_builtin_memmove_args): New.
19190 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19191 (expand_movstr): Likewise.
19192 (expand_builtin_strcpy): Likewise.
19193 (expand_builtin_strcpy_args): New.
19194 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19195 (expand_builtin_strncpy): Likewise.
19196 (expand_builtin_memset): Likewise.
19197 (expand_builtin_memset_args): New.
19198 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19199 (expand_builtin_memcmp): Likewise.
19200 (expand_builtin_strcmp): Likewise.
19201 (expand_builtin_strncmp): Likewise.
19202 (expand_builtin_strcat): Likewise.
19203 (expand_builtin_strncat): Likewise.
19204 (expand_builtin_strspn): Likewise.
19205 (expand_builtin_strcspn): Likewise.
19206 (expand_builtin_args_info): Likewise.
19207 (expand_builtin_va_start): Likewise.
19208 (gimplify_va_arg_expr): Likewise.
19209 (expand_builtin_va_end): Likewise.
19210 (expand_builtin_va_copy): Likewise.
19211 (expand_builtin_frame_address): Likewise.
19212 (expand_builtin_alloca): Likewise.
19213 (expand_builtin_bswap): Likewise.
19214 (expand_builtin_unop): Likewise.
19215 (expand_builtin_fputs): Likewise.
19216 (expand_builtin_expect): Likewise.
19217 (expand_builtin_fabs): Likewise.
19218 (expand_builtin_copysign): Likewise.
19219 (expand_builtin_printf): Likewise.
19220 (expand_builtin_fprintf): Likewise.
19221 (expand_builtin_sprintf): Likewise.
19222 (expand_builtin_init_trampoline): Likewise.
19223 (expand_builtin_signbit): Likewise.
19224 (expand_builtin_fork_or_exec): Likewise.
19225 (expand_builtin_sync_operation): Likewise.
19226 (expand_builtin_compare_and_swap): Likewise.
19227 (expand_builtin_lock_test_and_set): Likewise.
19228 (expand_builtin_lock_release): Likewise.
19229 (expand_builtin): Likewise.
19230 (builtin_mathfn_code): Likewise.
19232 (fold_builtin_constant_p): Pass call arguments individually instead
19233 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19234 accessors and constructors. Return NULL_TREE instead of 0.
19235 (fold_builtin_expect): Likewise.
19236 (fold_builtin_classify_type): Likewise.
19237 (fold_builtin_strlen): Likewise.
19238 (fold_builtin_nan): Likewise.
19239 (integer_valued_real_p): Likewise.
19240 (fold_trunc_transparent_mathfn): Likewise.
19241 (fold_fixed_mathfn): Likewise.
19242 (fold_builtin_cabs): Likewise.
19243 (fold_builtin_sqrt): Likewise.
19244 (fold_builtin_cbrt): Likewise.
19245 (fold_builtin_cos): Likewise.
19246 (fold_builtin_cosh): Likewise.
19247 (fold_builtin_tan): Likewise.
19248 (fold_builtin_sincos): Likewise.
19249 (fold_builtin_cexp): Likewise.
19250 (fold_builtin_trunc): Likewise.
19251 (fold_builtin_floor): Likewise.
19252 (fold_builtin_ceil): Likewise.
19253 (fold_builtin_round): Likewise.
19254 (fold_builtin_int_roundingfn): Likewise.
19255 (fold_builtin_bitop): Likewise.
19256 (fold_builtin_bswap): Likewise.
19257 (fold_builtin_logarithm): Likewise.
19258 (fold_builtin_hypot): Likewise.
19259 (fold_builtin_pow): Likewise.
19260 (fold_builtin_powi): Likewise.
19261 (fold_builtin_exponent): Likewise.
19262 (fold_builtin_memset): Likewise.
19263 (fold_builtin_bzero): Likewise.
19264 (fold_builtin_memory_op): Likewise.
19265 (fold_builtin_bcopy): Deleted; call site changed to invoke
19266 fold_builtin_memory_op directly.
19267 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19268 (fold_builtin_strncpy): Likewise.
19269 (fold_builtin_memcmp): Likewise.
19270 (fold_builtin_strcmp): Likewise.
19271 (fold_builtin_strncmp): Likewise.
19272 (fold_builtin_signbit): Likewise.
19273 (fold_builtin_copysign): Likewise.
19274 (fold_builtin_isascii): Likewise.
19275 (fold_builtin_toascii): Likewise.
19276 (fold_builtin_isdigit): Likewise.
19277 (fold_builtin_fabs): Likewise.
19278 (fold_builtin_abs): Likewise.
19279 (fold_builtin_fmin_fmax): Likewise.
19280 (fold_builtin_carg): Likewise.
19281 (fold_builtin_classify): Likewise.
19282 (fold_builtin_unordered_cmp): Likewise.
19284 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19285 New functions split out from fold_builtin_1.
19286 (fold_builtin_n): New.
19287 (fold_builtin_varargs): New.
19288 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19290 (fold_call_expr): New.
19291 (build_function_call_expr): Rewrite to use new helper function.
19292 (fold_builtin_call_list): New.
19293 (build_call_expr): New.
19294 (fold_builtin_call_valist): New.
19295 (rewrite_call_expr): New.
19296 (validate_arg): New.
19297 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19298 of an arglist. Change return type to bool. Use new CALL_EXPR
19301 (fold_builtin_strstr): Pass call arguments individually instead
19302 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19303 accessors and constructors. Return NULL_TREE instead of 0.
19304 (fold_builtin_strchr): Likewise.
19305 (fold_builtin_strrchr): Likewise.
19306 (fold_builtin_strpbrk): Likewise.
19307 (fold_builtin_strcat): Likewise.
19308 (fold_builtin_strncat): Likewise.
19309 (fold_builtin_strspn): Likewise.
19310 (fold_builtin_strcspn): Likewise.
19311 (fold_builtin_fputs): Likewise.
19312 (fold_builtin_next_arg): Likewise.
19313 (fold_builtin_sprintf): Likewise.
19315 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19316 NULL_RTX instead of 0.
19317 (expand_builtin_memory_chk): Likewise.
19318 (maybe_emit_chk_warning): Likewise.
19319 (maybe_emit_sprintf_chk_warning): Likewise.
19321 (fold_builtin_object_size): Pass call arguments individually instead
19322 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19323 accessors and constructors. Return NULL_TREE instead of 0.
19324 (fold_builtin_memory_chk): Likewise.
19325 (fold_builtin_stxcpy_chk): Likewise.
19326 (fold_builtin_strncpy_chk): Likewise.
19327 (fold_builtin_strcat_chk): Likewise.
19328 (fold_builtin_strcat_chk): Likewise.
19329 (fold_builtin_strncat_chk): Likewise.
19330 (fold_builtin_sprintf_chk): Likewise.
19331 (fold_builtin_snprintf_chk): Likewise.
19332 (fold_builtin_printf): Likewise.
19333 (fold_builtin_vprintf): Likewise.
19335 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19337 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19338 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19339 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19340 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19341 (fold_unary): Likewise.
19342 (fold_binary): Likewise.
19343 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19344 ternary expressions.
19345 (fold): Add logic for tcc_vl_exp.
19346 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19347 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19348 (fold_build3_stat): Add assertion to flag broken interface for
19349 constructing CALL_EXPRs.
19350 (fold_build_call_list): New.
19351 (fold_build_call_list_initializer): New.
19352 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19354 (fold_strip_sign_ops): Likewise.
19356 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19357 Brooks Moses <brooks.moses@codesourcery.com>
19358 Lee Millward <lee.millward@codesourcery.com>
19360 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19361 accessors and dump arguments explicitly.
19363 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19365 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19367 (print_call_name): Use new CALL_EXPR accessors.
19369 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19370 CALL_EXPR arguments explicitly instead of as a list. Use
19371 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19373 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19374 (vrp_visit_stmt): Likewise.
19376 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19377 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19379 (force_move_till_expr): Likewise.
19381 * targhooks.c (default_external_stack_protect_fail): Use
19382 build_call_expr instead of build_function_call_expr.
19383 (default_hidden_stack_protect_fail): Likewise.
19385 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19388 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19389 and walk arguments explicitly.
19391 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19392 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19393 (expand_simple_operations): Likewise.
19394 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19396 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19397 of TREE_CODE_LENGTH.
19398 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19400 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19401 instead of TREE_CODE_LENGTH.
19403 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19404 (tree_ic_transform): Likewise.
19405 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19406 parameter instead of arglist. Fix callers.
19407 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19408 (tree_stringops_transform): Likewise.
19409 (tree_indirect_call_to_profile): Likewise.
19410 (tree_stringops_values_to_profile): Likewise.
19412 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19413 (eliminate_tail_call): Likewise.
19415 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19417 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19418 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19420 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19422 * omp-low.c (build_omp_barrier): Use build_call_expr.
19423 (lower_rec_input_clauses): Likewise.
19424 (lower_reduction_clauses): Likewise.
19425 (expand_parallel_call): Likewise.
19426 (maybe_catch_exception): Likewise.
19427 (expand_omp_for_generic): Likewise.
19428 (expand_omp_for_static_nochunk): Likewise.
19429 (expand_omp_sections): Likewise.
19430 (lower_omp_single_simple): Likewise.
19431 (lower_omp_single_copy): Likewise.
19432 (lower_omp_master): Likewise.
19433 (lower_omp_ordered): Likewise.
19434 (lower_omp_critical): Likewise.
19436 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19437 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19439 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19440 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19441 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19443 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19444 and generalize to handle any number of operands.
19445 (chrec_contains_undetermined): Likewise.
19446 (tree_contains_chrecs): Likewise.
19447 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19449 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19451 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19452 fold_call_expr instead of fold_builtin.
19453 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19454 match declarations there.
19455 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19458 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19459 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19461 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19462 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19464 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19467 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19468 (execute_cse_sincos): Use new CALL_EXPR accessors.
19470 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19472 * gimple-low.c (lower_function_body): Use build_call_expr.
19473 (lower_builtin_setjmp): Likewise.
19475 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19476 (set_storage_via_libcall): Likewise.
19477 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19478 instead of TREE_CODE_LENGTH.
19479 (expand_expr_real_1): Use new CALL_EXPR accessors.
19481 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19482 generalize to handle any number of operands.
19483 (TB_parent_eq): Likewise.
19485 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19486 (strip_builtin_expect): Likewise.
19488 * function.c (gimplify_parameters): Use build_call_expr.
19490 * tree-vectorizer.c (vect_is_simple_reduction): Use
19491 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19493 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19494 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19496 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19499 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19500 (gimplify_decl_expr): Likewise.
19501 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19502 Use new CALL_EXPR iterators.
19503 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19504 (gimplify_modify_expr_to_memset): Likewise.
19505 (gimplify_variable_sized_compare): Likewise.
19506 (gimplify_omp_atomic_fetch_op): Likewise.
19507 (gimplify_omp_atomic_pipeline): Likewise.
19508 (gimplify_omp_atomic_mutex): Likewise.
19509 (gimplify_function_tree): Likewise.
19511 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19512 (call_expr_flags): Likewise.
19513 (expand_call): Likewise.
19515 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19516 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19519 * coverage.c (create_coverage): Use build_call_expr.
19521 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19522 (temp_call_expr_obstack): New.
19523 (pool_copy_list): Delete.
19524 (temp_copy_call_expr): New.
19525 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19526 CALL_EXPR accessors. Get rid of special goo for copying argument
19527 lists and use temp_copy_call_expr instead.
19528 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19529 CALL_EXPR accessors.
19530 (create_expression_by_pieces): Likewise. Use build_call_array
19531 to construct the result instead of fold_build3.
19532 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19533 dealing with argument lists.
19534 (init_pre): Remove references to expression_node_pool and
19535 list_node_pool. Init temp_call_expr_obstack instead.
19536 (fini_pre): Remove references to expression_node_pool and
19539 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19540 and walk arguments explicitly instead of as a list.
19542 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19543 (mx_register_decls): Likewise.
19544 (mudflap_register_call): Likewise.
19545 (mudflap_finish_file): Likewise.
19547 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19548 (ipa_callsite_compute_param): Likewise.
19550 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19551 accessors and constructor.
19553 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19554 accessors and constructor.
19555 (convert_tramp_reference): Likewise.
19556 (convert_call_expr): Likewise.
19557 (finalize_nesting_tree_1): Likewise.
19559 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19562 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19564 * tree-inline.c (initialize_inlined_parameters): Pass entire
19565 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19567 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19568 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19570 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19571 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19572 (vectorizable_reduction): Likewise.
19573 (vectorizable_call): Use new CALL_EXPR iterators.
19574 (vectorizable_conversion): Use build_call_expr.
19575 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19576 (vect_gen_widened_results_half): Use build_call_expr.
19577 (vect_setup_realignment): Likewise.
19578 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19580 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19581 (pass_through_call): Likewise.
19582 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19585 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19586 (tree_gen_pow2_profiler): Likewise.
19587 (tree_gen_one_value_profiler): Likewise.
19588 (tree_gen_ic_func_profiler): Likewise.
19589 (tree_gen_average_profiler): Likewise.
19590 (tree_gen_ior_profiler): Likewise.
19592 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19593 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19594 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19596 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19597 of TREE_CODE_LENGTH.
19599 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19600 of TREE_CODE_LENGTH.
19602 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19604 (convert_to_integer): Likewise.
19606 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19609 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19610 Brooks Moses <brooks.moses@codesourcery.com>
19611 Lee Millward <lee.millward@codesourcery.com>
19613 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19615 * config/frv/frv.c (frv_expand_builtin): Likewise.
19616 * config/s390/s390.c (s390_expand_builtin): Likewise.
19618 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19619 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19621 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19622 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19623 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19624 (ix86_expand_store_builtin): Likewise.
19625 (ix86_expand_unop_builtin): Likewise.
19626 (ix86_expand_unop1_builtin): Likewise.
19627 (ix86_expand_sse_compare): Likewise.
19628 (ix86_expand_sse_comi): Likewise.
19629 (ix86_expand_vec_init_builtin): Likewise.
19630 (ix86_expand_vec_ext_builtin): Likewise.
19631 (ix86_expand_vec_set_builtin): Likewise.
19632 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19634 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19635 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19637 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19638 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19639 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19641 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19643 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19644 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19645 arglist. Use new CALL_EXPR accessors. Fix callers.
19646 (altivec_expand_abs_builtin): Likewise.
19647 (rs6000_expand_binop_builtin): Likewise.
19648 (altivec_expand_predicate_builtin): Likewise.
19649 (altivec_expand_lv_builtin): Likewise.
19650 (spe_expand_stv_builtin): Likewise.
19651 (altivec_expand_stv_builtin): Likewise.
19652 (rs6000_expand_ternop_builtin): Likewise.
19653 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19654 (altivec_expand_st_builtin): Likewise.
19655 (altivec_expand_dst_builtin): Likewise.
19656 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19657 arglist. Use new CALL_EXPR accessors. Fix callers.
19658 (altivec_expand_vec_set_builtin): Likewise.
19659 (altivec_expand_vec_ext_builtin): Likewise.
19660 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19661 (spe_expand_builtin): Likewise.
19662 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19663 arglist. Use new CALL_EXPR accessors. Fix callers.
19664 (spe_expand_evsel_builtin): Likewise.
19665 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19666 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19668 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19669 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19670 (arm_expand_unop_builtin): Likewise.
19671 (arm_expand_builtin): Use new CALL_EXPR accessors.
19673 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19676 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19677 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19679 (bfin_expand_unop_builtin): Likewise.
19680 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19682 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19683 Brooks Moses <brooks.moses@codesourcery.com>
19684 Lee Millward <lee.millward@codesourcery.com>
19686 * c-semantics.c (build_stmt): Add internal diagnostic check.
19688 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19689 accessors. Print arguments explicitly instead of as a list.
19691 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19693 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19694 (c_finish_omp_flish): Likewise.
19696 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19697 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19698 instead of TREE_CODE_LENGTH.
19699 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19700 (c_warn_unused_result): Likewise.
19702 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19705 * doc/invoke.texi (Warning Options): Remove
19706 -Werror-implicit-function-declaration.
19707 (Wimplicit-function-declaration): Update description.
19708 * opts.c (common_handle_option): Move handling of -Werror=* to...
19709 (enable_warning_as_error): ...here.
19710 * opts.h (enable_warning_as_error): Declare.
19711 * c-decl.c (implicit_decl_warning): Unless
19712 -Wno-implicit-function-declaration is given, emit a pedwarn if
19713 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19714 * c.opt (Wimplicit-function-declaration): Replace
19715 mesg_implicit_function_declaration with
19716 warn_implicit_function_declaration.
19717 * c-opts.c (c_common_handle_option):
19718 -Werror-implicit-function-declaration is exactly equal as
19719 -Werror=implicit-function-declaration.
19720 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19721 warn_implicit_function_declaration.
19722 (c_common_post_options): -Wimplict-function-declaration is enabled
19723 by default by -std=c99, otherwise is disabled by default.
19724 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19726 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19728 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19729 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19730 former is ignored but not the latter.
19732 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19734 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19735 is made and the reference doesn't use the alias set of its type,
19736 do not create the temporary using that type.
19738 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19740 * jump.c: Remove prototypes for delete_computation and
19741 delete_prior_computation.
19743 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19745 * jump.c (get_label_after): Delete.
19746 (get_label_before, delete_computation, delete_jump,
19747 delete_prior_computation, follow_jumps): Move...
19748 * reorg.c (delete_computation, delete_prior_computation): ... here...
19749 (get_label_before, delete_jump): ... making these static ...
19750 (follow_jumps): ... and simplifying this since it only runs after
19752 * rtl.h (get_label_after, get_label_before, delete_jump,
19753 follow_jumps): Delete prototypes.
19755 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19757 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19759 2007-02-15 Nick Clifton <nickc@redhat.com>
19761 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19762 order to prevent it from being munged by the target.
19764 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19766 * config/i386/i386.md: Remove misleading comment.
19768 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19770 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19771 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19774 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19776 * tree-sra.c (instantiate_missing_elements): Canonicalize
19778 (sra_build_assignment): New.
19779 (generate_copy_inout, generate_element_copy,
19780 generate_element_zero, generate_one_element_init): Use it.
19782 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19784 * tree-sra.c (instantiate_missing_elements): Canonicalize
19786 (sra_build_assignment): New.
19787 (generate_copy_inout, generate_element_copy,
19788 generate_element_zero, generate_one_element_init): Use it.
19790 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19792 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19795 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19797 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19798 types as aggregates not scalars.
19799 * function.c (assign_stack_temp_for_type): Likewise.
19801 2007-02-14 Roger Sayle <roger@eyesopen.com>
19802 Zdenek Dvorak <dvorakz@suse.cz>
19804 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19807 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19809 * passes.c (next_pass_1): Clear the next field of the copied
19812 2007-02-14 Richard Henderson <rth@redhat.com>
19814 * tree-sra.c (early_sra): New.
19815 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19816 (tree_sra_early, pass_sra_early): New.
19817 * tree-pass.h (pass_sra_early): Declare.
19818 * passes.c (init_optimization_passes): Use it.
19820 2007-02-14 Richard Guenther <rguenther@suse.de>
19822 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19824 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19826 PR tree-optimization/30771
19827 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19829 (vect_analyze_operations): Induction phis can now be marked as
19831 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19832 Update documentation accordingly.
19834 2007-02-14 Nick Clifton <nickc@redhat.com>
19836 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19837 most 3 arguments are supported.
19838 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19840 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19842 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19843 Ensure dst->current is valid.
19845 2007-02-13 Paul Brook <paul@codesourcery.com>
19847 * config.gcc: Add arm*-*-uclinux-*eabi.
19848 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19849 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19850 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19851 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19852 (LINK_SPEC): Define.
19853 (LIB_SPEC): Define.
19854 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19856 * config/arm/uclinux-eabi.h: New file.
19857 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19858 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19861 2007-02-13 Ian Lance Taylor <iant@google.com>
19863 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19864 * flags.h (warn_strict_overflow): Declare.
19865 (enum warn_strict_overflow_code): Define.
19866 (issue_strict_overflow_warning): New static inline function.
19867 * opts.c (warn_strict_overflow): New variable.
19868 (common_handle_option): Handle OPT_Wstrict_overflow and
19869 OPT_Wstrict_overflow_.
19870 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19872 * fold-const.c: Include intl.h.
19873 (fold_deferring_overflow_warnings): New static variable.
19874 (fold_deferred_overflow_warning): New static variable.
19875 (fold_deferred_overflow_code): New static variable.
19876 (fold_defer_overflow_warnings): New function.
19877 (fold_undefer_overflow_warnings): New function.
19878 (fold_undefer_and_ignore_overflow_warnings): New function.
19879 (fold_deferring_overflow_warnings_p): New function.
19880 (fold_overflow_warning): New static function.
19881 (make_range): Add strict_overflow_p parameter. Change all
19883 (extract_muldiv, extract_muldiv_1): Likewise.
19884 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19885 tree_expr_nonnegative_p.
19886 (fold_negate_expr): Call fold_overflow_warning.
19887 (fold_range_test): Likewise.
19888 (fold_comparison): Likewise.
19889 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19890 instead of tree_expr_nonnegative_p.
19891 (tree_expr_nonnegative_warnv_p): Rename from
19892 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19893 (tree_expr_nonnegative_p): New function.
19894 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19895 strict_overflow_p parameter.
19896 (tree_expr_nonzero_p): New function.
19897 * passes.c (verify_interpass_invariants): New static function.
19898 (execute_one_pass): Call it.
19899 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19901 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19902 (estimate_numbers_of_iterations): Likewise.
19903 (scev_probably_wraps_p): Likewise.
19904 * tree-ssa-ccp.c: Include "toplev.h".
19905 (evaluate_stmt): Defer fold overflow warnings until we know we are
19907 (struct fold_stmt_r_data): Add stmt field.
19908 (fold_stmt_r): Defer fold overflow warnings until we know we
19910 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19911 (fold_stmt_inplace): Likewise.
19912 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19913 (cleanup_control_expr_graph): Defer fold overflow warnings until
19914 we know we are going to optimize.
19915 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19916 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19918 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19919 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19920 * tree-ssa-loop-manip.c (create_iv): Likewise.
19921 * c-typeck.c (build_conditional_expr): Likewise.
19922 (build_binary_op): Likewise.
19923 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19924 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19925 (extract_range_from_unary_expr): Likewise.
19926 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19927 assuming that signed overflow does not occur.
19928 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19929 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19930 (fold_defer_overflow_warnings): Declare.
19931 (fold_undefer_overflow_warnings): Declare.
19932 (fold_undefer_and_ignore_overflow_warnings): Declare.
19933 (fold_deferring_overflow_warnings_p): Declare.
19934 (tree_expr_nonzero_warnv_p): Declare.
19935 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19936 of warning options.
19937 (Warning Options): Document -Wstrict-overflow.
19938 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19939 (tree-ssa-ccp.o): Likewise.
19940 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19941 (fold-const.o): Depend on intl.h.
19943 2007-02-13 Ian Lance Taylor <iant@google.com>
19945 PR middle-end/30751
19946 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19949 2007-02-13 Stuart Hastings <stuart@apple.com>
19951 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19953 2007-02-13 Richard Henderson <rth@redhat.com>
19955 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19956 handled_component_p before looking for the indirect_ref.
19958 2007-02-13 Richard Henderson <rth@redhat.com>
19960 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19961 remove flags clobber.
19962 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19963 (bswaphi_lowpart): New.
19964 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19965 remove TARGET_BSWAP test. Delete expander of the same name.
19967 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19968 (expand_unop): Use them.
19970 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19972 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19973 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19974 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19975 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19976 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19977 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19978 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19979 assembler dialect choice from asm templates.
19981 2007-02-12 Richard Henderson <rth@redhat.com>
19983 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19984 (fixuns_trunc<SSEMODEF>si2): Use it.
19985 * config/i386/sse.md (vec_setv4sf_0): Export.
19986 * config/i386/i386.c (ix86_build_const_vector): Export.
19987 (ix86_split_convert_uns_si_sse): Rename from
19988 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19989 * config/i386/i386-protos.h: Update.
19991 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19994 * c-typeck.c (c_finish_return): Improve warning message.
19996 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19998 * alias.c (find_symbolic_term): Delete unused function.
20000 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
20002 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
20003 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
20004 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
20006 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20008 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
20009 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
20010 the function, temporarily point the debug interface to the null one.
20012 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20014 * dwarf2out.c (round_up_to_align): New static function.
20015 (field_byte_offset): Use it to round the offset.
20017 2007-02-12 Richard Henderson <rth@redhat.com>
20019 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
20020 (inswl_const): Export.
20022 2007-02-12 Richard Henderson <rth@redhat.com>
20024 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
20025 result mode of the libcall, convert back to outmode.
20027 2007-02-12 Roger Sayle <roger@eyesopen.com>
20029 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
20030 (bswapdi2): New define_expand to implement 32-bit implementation.
20032 2007-02-12 Nick Clifton <nickc@redhat.com>
20034 * doc/invoke.texi (Overall Options): Document --help=.
20035 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
20036 (cc1_options): Pass --help= on to cc1.
20037 (display_help): Add description of --help=.
20038 (process_command): Add code to handle --help=. Allow translated
20039 --help and --target-help switches to be passed on to compiler
20041 (main): Remove unused if statement.
20042 * opts.c (columns): Remove.
20043 (LEFT_COLUMN): Define.
20044 (wrap_help): Add columns argument.
20045 (print_filtered_help): Change parameters to be an include bitmask,
20046 an exclude bitmask, an any bitmask and the column width. Move the
20047 code to display the params list here. Add code to display the
20048 status of options rather than their descriptions if the quiet flag
20050 (print_specific_help): Change parameters to be an include bitmask,
20051 an exclude bitmask and an any bitmask. Move code to look up the
20052 column width here. Decide upon the title for an options listing.
20053 (common_handle_options): Add code to handle --help=. Adapt code
20054 for --help and --target-help to use the revised form of the
20055 print_specific_help function.
20056 (print_help): Delete.
20057 (print_param_help): Delete.
20058 (print_switch): Delete.
20059 * opts.h (cl_lang_count): Add prototype.
20060 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
20061 CL_MAX_OPTION_CLASS): New defines.
20062 * optc-gen.awk: Add construction of cl_lang_count.
20063 * c.opt: Add Warning attribute to warning options and Optimization
20064 attribute to optimization options.
20065 * common.opt: Likewise.
20067 Add -fhelp and -ftarget-help as aliases for the transformed --help
20068 and --target-help options.
20069 * opt-functions.awk: Add code to handle Warning and Optimization
20072 2007-02-12 Richard Henderson <rth@redhat.com>
20074 * config/alpha/constraints.md: New file.
20075 * config/alpha/alpha.c: Include tm-constrs.h.
20076 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
20077 alpha_extra_constraint): Remove.
20078 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
20079 * config/alpha/alpha-protos.h: Update.
20080 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
20081 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
20082 (EXTRA_CONSTRAINT): Remove.
20083 * config/alpha/alpha.md: Include constraints.md.
20084 (adddi splitter): Use satisfies_constraint_*.
20085 * config/alpha/predicates.md (add_operand): Likewise.
20086 (sext_add_operand, addition_operation): Likewise.
20088 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
20090 PR tree-optimization/29145
20091 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
20092 in our handling of restrict qualified pointers.
20094 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20097 * doc/invoke.texi (Wunused-value): Update description.
20098 (Wextra): Delete item.
20099 * opts.c (set_Wextra): Don't use the value of Wextra to set the
20100 value of Wunused-value.
20101 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
20102 (c_finish_stmt_expr): Don't check extra_warnings.
20103 (emit_side_effect_warnings): The caller is responsible to check
20106 2007-02-11 Roger Sayle <roger@eyesopen.com>
20107 Matt Thomas <matt@3am-software.com>
20109 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20111 2007-02-11 Roger Sayle <roger@eyesopen.com>
20113 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20114 comparisons of POPCOUNT against zero.
20115 (simplify_const_relational_operation): Likewise.
20117 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20119 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20121 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20123 * dwarf2out.c (root_type): Delete unused function.
20125 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20127 * genattrtab.c (contained_in_p): Delete unused function.
20128 (write_expr_attr_cache): Likewise.
20130 2007-02-11 Jan Hubicka <jh@suse.cz>
20132 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20135 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20137 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20138 to add the REG_EQ* note.
20139 * see.c (see_merge_one_use_extension): Likewise.
20140 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20141 turn REG_EQUAL notes into REG_EQUIV notes if the target
20142 register may have more than one set.
20143 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20144 * gcse.c (try_replace_reg): Likewise.
20145 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20146 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20147 more than one REG_EQUIV note.
20148 * reload1.c (gen_reload): Use set_unique_reg_note.
20150 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20152 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20153 (ix86_builtin_conversion): New function.
20155 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20158 * tree.h (DECL_REPLACEABLE_P): New macro.
20159 * except.c (set_nothrow_function_flags): Likewise.
20161 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20162 Ira Rosen <irar@il.ibm.com>
20163 Dorit Nuzman <dorit@il.ibm.com>
20165 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20166 * targhooks.c (default_builtin_vectorized_conversion): New.
20167 * targhooks.h (default_builtin_vectorized_function): New declaration.
20168 * target.h (struct vectorize): Add builtin_conversion field.
20169 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20170 stmt_vec_info_type value.
20171 (vectorizable_conversion): New declaration.
20172 * tree-vect-analyze.c (vect_analyze_operations): Add
20173 vectorizable_conversion call.
20174 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20175 * tree-vect-transform.c (vectorizable_conversion): New function.
20176 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20177 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20179 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20180 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20181 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20182 or ALTIVEC_BUILTIN_VCFSX.
20184 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20187 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20188 CONST_DOUBLE and operand 0 is a hard register.
20189 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20190 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20191 is a hard floating-point register.
20193 2007-02-10 Richard Henderson <rth@redhat.com>
20194 Jakub Jelinek <jakub@redhat.com>
20195 Alexandre Oliva <aoliva@redhat.com>
20197 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20198 * builtin-types.def (BT_WORD): Make unsigned.
20199 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20200 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20201 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20202 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20203 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20204 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20206 * expr.c (emutls_var_address): New.
20207 (expand_expr_real_1): Expand emulated tls.
20208 (expand_expr_addr_expr_1): Likewise.
20209 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20210 * output.h (emutls_finish): Declare.
20211 * toplev.c (compile_file): Call it.
20212 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20213 address before wrapping in CONST.
20214 * varasm.c (emutls_htab, emutls_object_type): New.
20215 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20216 (get_emutls_object_name, get_emutls_object_type): New.
20217 (get_emutls_init_templ_addr, emutls_decl): New.
20218 (emutls_common_1, emutls_finish): New.
20219 (assemble_variable): When emulating tls, swap decls; generate
20220 constructor for the emutls objects.
20221 (do_assemble_alias): When emulating tls, swap decl and target name.
20222 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20224 * varpool.c (decide_is_variable_needed): Look at force_output.
20225 Recurse for emulated tls.
20226 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20227 with decide_is_variable_needed.
20228 * emutls.c: New file.
20229 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20230 tls_object for real tls.
20232 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20234 PR rtl-optimization/29599
20235 * reload1.c (eliminate_regs_in_insn): Take the destination
20236 mode into account when computing the offset.
20238 2007-02-09 Stuart Hastings <stuart@apple.com>
20239 Richard Henderson <rth@redhat.com>
20241 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20242 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20243 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20244 fixuns_truncdfhi2): New.
20245 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20246 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20247 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20248 (floatunssidf2): Allow nonimmediate source.
20249 * config/i386/sse.md (movdi_to_sse): New.
20250 (vec_concatv2di): Drop '*'.
20251 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20252 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20253 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20255 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20256 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20257 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20258 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20259 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20260 ix86_build_const_vector.
20261 (x86_emit_floatuns): Rewrite.
20263 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20265 * genautomata.c (longest_path_length): Delete unused function.
20266 (struct state): Delete unused longest_path_length.
20267 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20268 (get_free_state): Delete unused.
20270 2007-02-09 Jan Hubicka <jh@suse.cz>
20272 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20273 * doc/invoke.texi (inline-unit-growth): Update default value.
20275 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20276 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20277 (rebuild_cgraph_edges): Likewise.
20278 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20279 (dump_cgraph_node): Dump frequencies.
20280 (cgraph_clone_edge): Add frequency scales.
20281 (cgraph_clone_node): Add freuqnecy.
20282 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20283 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20284 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20285 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20286 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20287 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20288 (save_inline_function_body): Likewise.
20289 * ipa-inline.c: inluce rtl.h
20290 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20291 (cgraph_edge_badness): Use frequencies.
20292 (cgraph_decide_recursive_inlining): Update clonning.
20293 (cgraph_decide_inlining_of_small_function): Dump frequency.
20294 * predict.c (estimate_bb_frequencies): Export.
20295 * predict.h (estimate_bb_frequencies): Declare.
20296 * tree-inline.c (copy_bb): Watch overflows.
20297 (expand_call_inline): Update call of cgraph_create_edge.
20298 (optimize_inline_calls): Use TODO flags to update frequnecies.
20299 * passes.h: Include predict.h
20300 (init_optimization_passes): Move profile ahead.
20301 (execute_function_todo): Handle TODO_rebuild_frequencies.
20303 2007-02-09 Roger Sayle <roger@eyesopen.com>
20305 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20306 the insbl or inswl pattern into a register.
20308 2007-02-09 Roger Sayle <roger@eyesopen.com>
20310 * config/ia64/ia64.md (bswapdi2): New define_insn.
20312 2007-02-09 Richard Henderson <rth@redhat.com>
20314 * config/i386/constraints.md (Ym): New constraint.
20315 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20316 (movdi_1_rex64): Split sse and xmm general register moves from
20317 memory move alternatives. Use conditional register constraints.
20318 (movsf_1, movdf_integer): Likewise.
20319 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20320 (movdf_integer_rex64): New.
20321 (pushsf_rex64): Fix output constraints.
20322 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20323 (sse2_stored): Likewise.
20324 (sse2_storeq_rex64): New.
20325 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20326 amd and not generic.
20327 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20328 for optimize_size. Remove SF/DFmode hack.
20330 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20332 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20335 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20336 Richard Sandiford <richard@codesourcery.com>
20338 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20339 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20340 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20341 m68k/t-mlib to tmake_file.
20342 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20343 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20344 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20345 Allow it to be cf or m68k. Set m68k_arch_family. If that
20346 variable is not empty, add t-$m68k_arch_family to tmake_file.
20347 Add t-mlibs to tmake_file.
20348 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20349 * config/m68k/t-cf: New file.
20350 * config/m68k/t-m68k: Likewise.
20351 * config/m68k/t-mlibs: Likewise.
20352 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20353 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20354 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20355 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20356 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20358 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20359 (INSTALL_LIBGCC): Delete.
20360 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20361 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20362 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20363 (M68K_MLIB_CPU): Define.
20364 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20365 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20366 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20368 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20369 Richard Guenther <rguenther@suse.de>
20371 PR middle-end/23361
20372 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20373 against INT_MIN/INT_MAX.
20374 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20375 file if a loop is removed.
20377 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20379 * calls.c (store_one_arg): Pass correct alignment to
20380 emit_push_insn for non-BLKmode values.
20381 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20382 unaligned stack slot via a suitably aligned slot.
20384 2007-02-08 DJ Delorie <dj@redhat.com>
20386 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20388 (legal_subregs): Use unsigned char, make const.
20389 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20391 2007-02-08 Paul Brook <paul@codesourcery.com>
20393 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20394 special interworking needed.
20396 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20398 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20399 conditional to __SSE2__.
20400 (Entries below should have been added to first ChangeLog
20401 entry for amdfam10 dated 2007-02-05)
20402 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20404 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20406 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20409 2007-02-08 DJ Delorie <dj@redhat.com>
20411 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20412 * config/m32c/m32c.c (legal_subregs): New.
20413 (m32c_illegal_subreg_p): New.
20414 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20415 unsupported subregs of hard regs.
20417 2007-02-08 Jan Hubicka <jh@suse.cz>
20419 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20420 the same one; always update histograms.
20422 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20424 * passes.c (init_optimization_passes): Tidy comment.
20426 2007-02-08 Roger Sayle <roger@eyesopen.com>
20428 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20429 strip zero_extend, bswap and rotates from POCOUNT's argument.
20430 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20431 zero_extend and rotates from PARITY's argument.
20432 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20433 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20434 of an integer constant at compile-time.
20436 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20439 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20441 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20444 * tree-ssa-live.c (remove_unused_locals): Do not remove
20445 TREE_ADDRESSABLE variables.
20446 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20447 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20448 FOR_CLOBBER. Update all users.
20449 If VAR has an associated alias set, add a virtual operand for
20450 it if no alias is found to conflict with the memory reference.
20452 2007-02-07 Jan Hubicka <jh@suse.cz>
20453 Robert Kidd <rkidd@crhc.uiuc.edu>
20455 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20457 2007-02-07 Ian Lance Taylor <iant@google.com>
20459 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20461 2007-02-07 Roger Sayle <roger@eyesopen.com>
20463 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20464 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20465 tablejumpdi, movsi_to_cr_one): Remove constraints from
20466 define_expand's match_operands.
20468 2007-02-07 Roger Sayle <roger@eyesopen.com>
20470 * global.c (compute_regsets): Move declatation of "i" inside of
20471 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20473 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20476 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20477 of INDIRECT_REF <RESULT_DECL>.
20479 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20481 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20482 Kaz Kojima <kkojima@gcc.gnu.org>
20485 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20487 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20489 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20491 * doc/loop.texi: Document possibility not to perform disambiguation
20492 of loops with multiple latches.
20493 * cfgloopmanip.c (alp_enum_p): Removed.
20494 (add_loop): Handle subloops. Use get_loop_body_with_size.
20495 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20496 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20497 the new forwarder block.
20498 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20499 Handle the case latch is NULL.
20500 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20501 modifications when marking loop exits.
20502 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20504 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20505 disambiguate_loops_with_multiple_latches.
20506 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20507 before fix_loop_structure.
20508 * cfgloop.c: Include pointer-set.h and output.h.
20509 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20510 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20511 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20512 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20513 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20514 disambiguate_multiple_latches, get_loop_body_with_size,
20515 disambiguate_loops_with_multiple_latches): New functions.
20516 (flow_loop_dump): Dump multiple latch edges.
20517 (flow_loop_nodes_find): Handle loops with multiple latches.
20518 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20519 (glb_enum_p): Modified.
20520 (get_loop_body): Use get_loop_body_with_size.
20521 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20522 (AVOID_CFG_MODIFICATIONS): New constant.
20523 (disambiguate_loops_with_multiple_latches, add_loop,
20524 get_loop_body_with_size): Declare.
20525 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20527 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20529 PR inline-asm/28686
20530 * global.c (compute_regsets): New function.
20531 (global_alloc): Refactored ELIMINABLE_REGSET
20532 and NO_GLOBAL_ALLOC_REGS computation out.
20533 (rest_of_handle_global_alloc): Call compute_regsets()
20534 for non-optimizing case.
20536 2007-02-06 Richard Henderson <rth@redhat.com>
20538 * config/i386/constraints.md (Y2): Rename from Y.
20539 (Yi): New constraint.
20540 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20541 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20542 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20543 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20544 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20545 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20546 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20547 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20548 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20549 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20550 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20551 vec_extractv2si_1): Change Y constraints to Y2.
20552 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20553 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20554 Change Y constraints to Y2.
20555 (sse2_loadld): Change Y constraints to x.
20557 2007-02-06 Roger Sayle <roger@eyesopen.com>
20559 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20560 (parity<mode>2): New define_expand using rs6000_emit_parity.
20561 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20562 rs6000_emit_parity): New functions.
20563 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20564 rs6000_emit_parity): Prototype here.
20566 2007-02-06 Ian Lance Taylor <iant@google.com>
20568 * lower-subreg.c (simple_move_operand): Reject CONST.
20569 (resolve_clobber): Call validate_change rather than directly
20570 assigning to XEXP (pat, 0).
20572 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20574 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20575 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20576 (tree-cfg.o): Remove hashtab.h dependency.
20578 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20579 (struct ivopts_data): Change niters to pointer_map_t.
20580 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20581 (niter_for_exit): Create pointer_map on demand. Change for
20583 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20584 (free_loop_data): Destroy data->niters if created and reset field.
20585 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20586 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20588 * tree-ssa-reassoc.c: Include pointer-set.h.
20589 (bb_rank): Change to long *.
20590 (operand_rank): Change to pointer_map_t.
20591 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20592 (insert_operand_rank): Accept long.
20593 (operand_entry_hash, operand_entry_eq): Remove.
20594 (get_rank): Return long. Adjust for changes above.
20595 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20597 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20599 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20600 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20601 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20603 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20604 directly since it cannot be NULL.
20605 (get_vi_for_tree): Rewrite for pointer_map API.
20606 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20607 (init_alias_vars): Create vi_for_tree as pointer_map.
20608 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20610 * tree-cfg.c: Don't include hashtab.h.
20611 (edge_to_cases): Declare as pointer_map.
20612 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20614 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20615 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20616 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20618 (record_switch_edge): Delete.
20619 (get_cases_for_edge): Adjust for pointer_map API, inline
20620 record_switch_edge (rewritten for new API), remove goto.
20622 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20624 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20625 * tree-nested.c: Include pointer-set.h.
20626 (var_map_elt, var_map_eq, var_map_hash): Delete.
20627 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20628 to pointer_map_t's.
20629 (nesting_info_bitmap_obstack): New.
20630 (lookup_field_for_decl): Adjust for pointer_map API.
20631 (lookup_tramp_for_decl): Adjust for pointer_map API.
20632 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20633 (get_local_debug_decl): Adjust for pointer_map API.
20634 (convert_nl_goto_reference): Adjust for pointer_map API.
20635 (convert_nl_goto_receiver): Adjust for pointer_map API.
20636 (create_nesting_tree): Create outside GGC space. Create bitmap on
20637 the new obstack. Create field_map and var_map as pointer_maps.
20638 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20640 (lower_nested_functions): Move root here, no need to NULL it.
20641 Initialize and release the obstack.
20643 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20645 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20646 Remove prototypes and make them non-static.
20647 (struct tree_int_map): Remove.
20648 * tree.h (struct tree_int_map): Move here, turning TO into an
20650 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20652 * tree.h (TREE_COMPLEXITY): Remove.
20653 (struct tree_exp): Remove complexity field.
20654 * tree.c (build1_stat): Don't set it.
20656 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20657 Victor Kaplansky <victork@il.ibm.com>
20659 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20660 (vect_is_simple_reduction): Support reduction with induction as
20661 one of the operands.
20662 (vect_is_simple_iv_evolution): Fix formatting.
20663 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20664 formatting. Don't mark induction phis for vectorization.
20665 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20666 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20667 (vect_get_vec_def_for_operand): Support induction.
20668 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20670 (vectorizable_reduction): Support reduction with induction as one of
20672 (vectorizable_type_demotion): Use def-type of stmt argument rather
20673 than dummy def-type.
20675 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20676 flag_tree_scev_cprop.
20677 * common.opt (tree-scev-cprop): New flag.
20679 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20680 call to vect_get_new_vect_var.
20682 2007-02-06 Ira Rosen <irar@il.ibm.com>
20684 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20685 vectype is not NULL.
20686 (vect_pattern_recog_1): Likewise.
20688 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20690 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20691 (fold_negate_expr): Likewise.
20693 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20696 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20697 even if cv-qualification is the same.
20699 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20701 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20702 __enable_execute_stack on completion.
20704 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20706 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20707 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20708 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20709 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20710 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20711 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20712 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20713 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20715 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20717 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20718 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20719 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20720 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20721 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20722 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20723 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20724 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20725 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20726 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20727 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20728 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20729 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20730 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20731 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20732 sqrtextenddfxf2_i387): Added amdfam10_decode.
20734 * config/i386/athlon.md (athlon_idirect_amdfam10,
20735 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20736 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20737 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20738 athlon_ivector_store_amdfam10): New define_insn_reservation.
20739 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20742 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20744 * config/i386/athlon.md (athlon_call_amdfam10,
20745 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20746 define_insn_reservation.
20747 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20748 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20749 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20751 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20753 * config/i386/athlon.md (athlon_sseld_amdfam10,
20754 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20755 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20757 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20759 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20760 define_insn_reservation.
20761 * config/i386/i386.md (sseins): Added sseins to define_attr type
20762 and define_attr unit.
20763 * config/i386/sse.md: Set type attribute to sseins for insertq
20766 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20768 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20769 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20770 ssecomi_load_amdfam10, ssecomi_amdfam10,
20771 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20772 define_insn_reservation.
20773 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20775 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20777 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20778 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20779 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20780 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20781 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20782 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20783 define_insn_reservation.
20785 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20786 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20787 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20788 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20789 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20791 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20793 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20794 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20795 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20796 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20797 athlon_ssemul_load_k8): Added amdfam10.
20799 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20801 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20802 (x86_sse_unaligned_move_optimal): New variable.
20804 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20806 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20807 for unaligned vector SSE double/single precision loads for AMDFAM10.
20809 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20811 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20812 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20813 Define TARGET_CPU_DEFAULT_amdfam10.
20814 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20815 (processor_type): Add PROCESSOR_AMDFAM10.
20817 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20818 processor_type in config/i386/i386.h.
20819 Enable imul peepholes for TARGET_AMDFAM10.
20821 * config.gcc: Add support for --with-cpu option for amdfam10.
20823 * config/i386/i386.c (amdfam10_cost): New variable.
20824 (m_AMDFAM10): New macro.
20825 (m_ATHLON_K8_AMDFAM10): New macro.
20826 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20827 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20828 x86_promote_QImode, x86_integer_DFmode_moves,
20829 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20830 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20831 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20832 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20833 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20834 Enable/disable for amdfam10.
20835 (override_options): Add amdfam10_cost to processor_target_table.
20836 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20837 processor_alias_table.
20838 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20839 (ix86_adjust_cost): Add code for amdfam10.
20841 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20843 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20844 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20845 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20846 * config/i386/i386.h: Add builtin definition for SSE4A.
20847 * config/i386/i386.md: Add support for ABM instructions
20848 (popcnt and lzcnt).
20849 * config/i386/sse.md: Add support for SSE4A instructions
20850 (movntss, movntsd, extrq, insertq).
20851 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20852 Add -march=amdfam10 flag.
20853 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20854 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20856 * doc/extend.texi: Add documentation for SSE4A builtins.
20858 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20860 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20862 2007-02-05 Richard Guenther <rguenther@suse.de>
20864 * tree-vectorizer.h (vectorizable_function): Add argument type
20865 argument, change return type.
20866 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20867 * tree-vect-transform.c (vectorizable_function): Handle extra
20868 argument, return vectorized function decl.
20869 (build_vectorized_function_call): Remove.
20870 (vectorizable_call): Handle calls with result and argument types
20871 differing. Handle loop vectorization factor correctly.
20872 * targhooks.c (default_builtin_vectorized_function): Adjust for
20874 * targhooks.h (default_builtin_vectorized_function): Likewise.
20875 * target.h (builtin_vectorized_function): Add argument type
20877 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20878 extra argument, allow vectorizing of lrintf.
20879 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20880 documentation of target hook.
20882 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20885 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20886 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20887 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20889 2007-02-05 Roger Sayle <roger@eyesopen.com>
20891 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20892 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20893 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20894 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20895 before canonicalizing sincos to cexpi.
20896 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20898 2007-02-05 Roger Sayle <roger@eyesopen.com>
20900 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20901 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20902 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20904 2007-02-05 Roger Sayle <roger@eyesopen.com>
20906 * mips-tfile.c (initialize_init_file): Correct endianness test.
20908 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20910 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20911 the 'y' constraint.
20913 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20915 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20916 saves in a PARALLEL before the register assignments.
20918 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20920 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20921 DWARF_FRAME_RETURN_COLUMN to be a general register.
20922 * dwarf2out.c (init_return_column_size): New function, split from...
20923 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20924 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20925 to be nongeneral registers.
20926 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20928 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20929 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20931 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20933 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20935 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20937 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20938 (remove_path): Use can_remove_branch_p and remove_branch instead
20939 of loop_delete_branch_edge.
20940 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20941 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20942 Update profile using scale_dominated_blocks_in_loop.
20943 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20944 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20945 (can_remove_branch_p, remove_branch): Declare.
20946 * tree-cfg.c (tree_can_remove_branch_p): New function.
20947 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20948 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20949 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20951 2007-02-05 Jan Hubicka <jh@suse.cz>
20953 PR middle-end/30696
20954 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20955 nodes in cgraph, don't remove offline copy of the function.
20957 2007-02-04 Jan Hubicka <jh@suse.cz>
20959 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20960 vectors might cause maybe_lookup_element_for_expr to be called
20961 on non-sra-candidate.
20963 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20965 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20966 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20967 spelling conventions.
20969 2007-02-04 Richard Guenther <rguenther@suse.de>
20971 PR middle-end/30636
20972 * fold-const.c (try_move_mult_to_index): Make sure to not
20973 overflow one dimension of a multi-dimensional array access.
20975 2007-02-04 Jan Hubicka <jh@suse.cz>
20977 * passes.c (init_optimization_passes): Reindent.
20979 2007-02-04 Jan Hubicka <jh@suse.cz>
20980 Eric Botcazou <ebotcazou@adacore.com>
20982 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20983 (execute_fixup_cfg): Break out the abnormal goto code.
20984 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20985 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20986 (optimize_inline_calls): Call make_nonlocal_label_edges.
20988 2007-02-04 Jan Hubicka <jh@suse.cz>
20990 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20991 true when something was changed.
20992 (rename_ssa_copies): When something was changed, do
20993 TODO_remove_unused_locals.
20994 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20995 add TODO_remove_unused_locals when instruction was removed.
20997 2007-02-04 Jan Hubicka <jh@suse.cz>
20999 * ipa-inline.c (try_inline): Improve debug output; work on already
21001 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
21002 call try_inline for already inlined edges too when flattening;
21003 inline also functions that make callee growth but overall unit size
21006 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21008 * config/m32c/bitops.md, config/m32c/jump.md,
21009 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
21010 config/m32r/m32r.h, config/m32r/m32r.md,
21011 config/m32r/predicates.md, config/m68hc11/larith.asm,
21012 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
21013 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
21014 config/mips/mips-protos.h, config/mips/mips.c,
21015 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
21016 config/mn10300/mn10300.h, config/mn10300/predicates.md,
21017 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
21018 spelling conventions.
21020 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
21021 Follow spelling conventions.
21023 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
21025 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
21026 warn about C++0x compatibility.
21028 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21030 * config/h8300/h8300.c, config/h8300/h8300.h,
21031 config/h8300/h8300.md: Follow spelling conventions.
21033 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
21035 PR middle-end/30667
21036 * combine.c (try_combine): Do not substitute source operand
21037 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
21039 2007-02-03 Jan Hubicka <jh@suse.cz>
21041 PR gcov-profile/30650
21042 * value-prof.c (stringop_block_profile): Fix handling of size counter;
21043 do not divide by zero for never executed counters.
21044 (tree_find_values_to_profile): Fix counters.
21045 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
21047 2007-02-03 Ian Lance Taylor <iant@google.com>
21049 * lower-subreg.c (simple_move_operand): New static function,
21050 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
21052 (simple_move): Call simple_move_operand.
21053 (find_decomposable_subregs): Add special handling of MEMs.
21054 (can_decompose_p): Rename from cannot_decompose_p. Reverse
21055 meaning of return value. If we see a hard register, test whether
21056 it can store a word_mode value. Change all callers.
21058 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21060 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
21061 ftrapv insns and expanders.
21062 (subdi3): Change define_expand operand 1 to arith11_operand, and
21063 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
21064 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
21065 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
21068 PR middle-end/30174
21069 * varasm.c (notice_global_symbol): Treat global objects as weak when
21070 flag_shlib is true.
21072 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21074 * emit-rtl.c (dconstpi): Delete.
21075 (dconstsqrt2): New.
21076 (init_emit_once): Delete dconstpi and init dconstsqrt2.
21077 * real.h (dconstpi): Delete.
21078 (dconstsqrt2): New.
21079 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
21080 (fold_builtin_hypot): Likewise.
21082 2007-02-03 Tom Tromey <tromey@redhat.com>
21085 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21086 -gcoff3, -gxcoff3, -gvms3 implies -dD.
21088 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
21090 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
21091 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
21092 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
21093 config/rs6000/cell.md, config/rs6000/darwin.h,
21094 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
21095 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
21096 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
21097 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
21098 typos. Follow spelling conventions.
21099 * doc/invoke.texi: Follow spelling conventions.
21101 2007-02-03 Roger Sayle <roger@eyesopen.com>
21103 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21104 canonicalization transformations that attempt to simplify integer
21105 constant comparisons to become comparisons against zero.
21107 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21109 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21111 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21112 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21114 2007-02-02 Mike Stump <mrs@apple.com>
21116 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21117 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21118 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21119 generate a branch island.
21121 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21123 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21124 (xtensa_legitimate_address_p): New.
21125 (xtensa_legitimize_address): New.
21126 (xtensa_output_addr_const_extra): New.
21127 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21129 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21130 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21131 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21132 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21133 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21134 (xtensa_legitimize_address): New.
21135 (xtensa_output_addr_const_extra): New.
21137 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21139 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21141 2007-02-02 Ian Lance Taylor <iant@google.com>
21143 * expmed.c (expand_divmod): Add comment.
21145 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21147 * emit-rtl.c (renumber_insns): Remove.
21148 * flags.h: Remove the extern for flag_renumber_insns.
21149 * rtl.h: Remove the prototype for renumber_insns.
21150 * toplev.c (flag_renumber_insns): Remove.
21152 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21154 Revert for x86 darwin:
21155 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21157 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21158 code before the following patch under TARGET_MACHO.
21159 (ix86_function_value_regno_p): Likewise.
21161 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21163 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21166 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21169 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21170 loads to general or fp registers. Add comments.
21171 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21173 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21175 * pointer-set.c (insert_aux): Only return insertion slot.
21176 (pointer_set_insert): Adjust.
21177 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21178 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21179 pointer_map_traverse): New.
21180 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21181 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21182 pointer_map_contains, pointer_map_traverse): Declare.
21184 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21186 PR middle-end/30473
21187 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21188 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21190 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21192 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21194 (struct _dep): New type.
21195 (dep_t): New typedef.
21196 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21197 (DEP_STATUS): New access macro. The macro with the same name was
21198 renamed to DEP_LINK_STATUS.
21199 (dep_init): Declare function
21201 (struct _dep_link): New type.
21202 (dep_link_t): New typedef.
21203 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21204 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21205 (DEP_LINK_STATUS): New macro.
21206 (debug_dep_links): New debug function.
21208 (struct _deps_list): New type.
21209 (deps_list_t): New typedef.
21210 (DEPS_LIST_FIRST): New access macro.
21211 (FOR_EACH_DEP_LINK): New cycle macro.
21212 (create_deps_list, free_deps_list, delete_deps_list): Declare
21214 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21215 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21216 (copy_deps_list_change_con): Ditto.
21218 (move_dep_link): Declare function.
21220 (struct _dep_node): New type.
21221 (dep_node_t): New typedef.
21222 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21224 (struct haifa_insn_data.back_deps): New field to hold backward
21225 dependencies of the insn.
21226 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21228 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21229 Change its type to deps_list_t.
21230 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21231 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21232 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21234 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21236 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21238 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21240 (dep_cost): Declare.
21242 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21243 (ds_to_dk, dk_to_ds): New functions.
21245 (init_dep_1): New static function.
21246 (init_dep): New function.
21247 (copy_dep): New static function.
21249 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21251 (detach_dep_link): New static function.
21252 (move_dep_link): New function.
21254 (dep_links_consistent_p, dump_dep_links): New static functions.
21255 (debug_dep_links): New debugging function.
21257 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21259 (alloc_deps_list, init_deps_list): New static functions.
21260 (create_deps_list): New function.
21261 (clear_deps_list): New static function.
21262 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21263 (deps_list_consistent_p, dump_deps_list): New static functions.
21264 (debug_deps_list): New function.
21265 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21267 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21269 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21270 use new scheduler dependencies lists.
21271 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21272 (sched_analyze): Ditto. Initialize dependencies lists.
21273 (add_forw_dep, compute_forward_dependences): Update to use new
21274 scheduler dependencies lists.
21276 (init_dependency_caches): Init deps_obstack.
21277 (free_dependency_caches): Free deps_obstack.
21279 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21280 new scheduler dependencies lists.
21281 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21282 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21284 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21285 Update to use new scheduler dependencies lists.
21286 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21287 (debug_dependencies): Ditto.
21288 (schedule_region): Update comments.
21290 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21291 scheduler dependencies lists.
21292 (schedule_ebb): Update comments.
21294 * rtl.def (DEPS_LIST): Remove.
21296 * lists.c (unused_deps_list): Remove.
21297 (free_list): Update assertions.
21299 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21300 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21302 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21303 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21305 * haifa-sched.c (comments): Update.
21306 (insn_cost1): Remove. Inline the code into insn_cost ().
21307 (insn_cost): Update to use new scheduler dependencies lists. Move
21308 processing of the dependency cost to dep_cost ().
21309 (dep_cost): New function. Use it instead of insn_cost () when
21310 evaluating cost of the dependency. Use compatible interface to
21311 interact with the target.
21312 (priority): Update to use new scheduler dependencies lists.
21313 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21314 with greater number of insns that depend on the insn.
21315 (schedule_insn): Update to use new scheduler dependencies lists. Add
21316 code to free backward dependencies lists. Inline and optimize code
21317 from resolve_dep () - see PR28071.
21318 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21319 lists. Update call to targetm.sched.is_costly_dependence hook.
21321 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21322 scheduler dependencies lists.
21324 (resolve_dep): Remove. Move the logic to schedule_insn ().
21325 (init_h_i_d): Initialize dependencies lists.
21327 (process_insn_depend_be_in_spec): Rename to
21328 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21329 dependencies lists.
21330 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21331 Update to use new scheduler dependencies lists.
21332 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21334 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21335 new scheduler dependencies lists.
21336 (build_intra_loop_deps): Ditto.
21338 * target.h (struct _dep): Declare to use in
21339 gcc_target.sched.is_costly_dependence.
21340 (struct gcc_target.sched.adjust_cost): Fix typo.
21341 (struct gcc_target.sched.is_costly_dependence): Change signature to
21342 use single dep_t parameter instead of an equivalent triad.
21343 (struct gcc_target.sched.adjust_cost_2): Remove.
21345 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21347 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21349 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21351 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21353 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21354 (REG_DEP_TRUE): Document.
21356 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21357 Change signature to correspond to the targetm.sched.adjust_cost hook.
21358 Update use in TARGET_SCHED_ADJUST_COST_2.
21359 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21360 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21361 new scheduler dependencies lists.
21362 (ia64_gen_check): Ditto.
21364 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21365 scheduler dependencies lists.
21367 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21368 signature to correspond to the targetm.sched.is_costly_dependence hook.
21369 (is_costly_group): Update to use new scheduler dependencies lists.
21371 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21372 instead of INSN_COST () macro.
21374 2007-02-01 Ian Lance Taylor <iant@google.com>
21376 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21378 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21380 * pa.md (tp_load): Correct mfctl instruction syntax.
21382 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21384 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21385 altivec_padding_size calculation on AIX. Improve comment, add
21386 assert to verify that it's right.
21388 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21391 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21393 PR inline-asm/28686
21394 * global.c (global_alloc): Add mising initialization of
21397 2007-02-01 Roger Sayle <roger@eyesopen.com>
21399 * alias.c (init_alias_analysis): Correct whitespace.
21400 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21401 partition_hot_cold_basic_blocks): Likewise.
21402 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21403 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21404 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21405 fold_builtin_snprintf_chk, fold_builtin_printf,
21406 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21407 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21408 * cfgcleanup.c (cleanup_cfg): Likewise.
21409 * cfgexpand.c (tree_expand_cfg): Likewise.
21410 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21411 * function.c (get_next_funcdef_no): Likewise.
21412 * gengtype.c (main): Likewise.
21413 * genmodes.c (main): Likewise.
21414 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21415 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21416 * ifcvt.c (noce_emit_move_insn): Likewise.
21417 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21419 * stor-layout.c (get_best_mode): Likewise.
21420 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21421 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21422 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21423 perform_var_substitution, solve_graph): Likewise.
21424 * tree-vrp.c (vrp_finalize): Likewise.
21426 2007-02-01 Ian Lance Taylor <iant@google.com>
21428 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21429 high part of a paradoxical subreg, return a constant zero.
21431 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21433 * toplev.c (lang_dependent_init): Call init_set_costs.
21434 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21436 2007-02-01 Richard Guenther <rguenther@suse.de>
21438 PR middle-end/30656
21439 * fold-const.c (fold_negate_expr): Allow negating a
21440 constant if overflow does not change.
21442 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21444 * doc/c-tree.texi (Expression trees): Improve markup.
21445 * doc/tm.texi (Register Classes, Addressing Modes)
21446 (Floating Point): Fix spacing after abbreviations. Fix some
21449 2007-02-01 Ben Elliston <bje@au.ibm.com>
21451 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21452 * doc/contrib.texi: Likewise.
21453 * doc/install.texi: Likewise.
21455 2007-01-31 Richard Henderson <rth@redhat.com>
21456 Ian Lance Taylor <iant@google.com>
21458 * lower-subreg.c: New file.
21459 * rtl.def (CONCATN): Define.
21460 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21461 pass_lower_subreg2.
21462 * emit-rtl.c (update_reg_offset): New static function, broken out
21463 of gen_rtx_REG_offset.
21464 (gen_rtx_REG_offset): Call update_reg_offset.
21465 (gen_reg_rtx_offset): New function.
21466 * regclass.c: Revert patch of 2006-03-05, restoring
21468 (clear_reg_info_regno): New function.
21469 * dwarf2out.c (concatn_loc_descriptor): New static function.
21470 (loc_descriptor): Handle CONCATN.
21471 * common.opt (fsplit_wide_types): New option.
21472 * opts.c (decode_options): Set flag_split_wide_types when
21474 * timevar.def (TV_LOWER_SUBREG): Define.
21475 * rtl.h (gen_reg_rtx_offset): Declare.
21476 (reg_scan_update): Declare.
21477 * regs.h (clear_reg_info_regno): Declare.
21478 * tree-pass.h (pass_lower_subreg): Declare.
21479 (pass_lower_subreg2): Declare.
21480 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21481 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21482 -fsplit-wide-types.
21483 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21484 * Makefile.in (OBJS-common): Add lower-subreg.o.
21485 (lower-subreg.o): New target.
21487 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21489 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21491 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21494 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21496 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21498 PR middle-end/29335
21499 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21501 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21503 * cfgloop.h: Include vec-prim.h.
21504 (enum li_flags): Remove LI_ONLY_OLD.
21505 (loop_iterator): Changed.
21506 (fel_next, fel_init): Iterate over loop tree.
21507 (FOR_EACH_LOOP_BREAK): New macro.
21508 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21510 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21511 * modulo-sched.c (sms_schedule): Ditto.
21512 * tree-vectorizer.c (vectorize_loops): Ditto.
21513 * doc/loop.texi: Update information on loop numbering and behavior of
21514 FOR_EACH_LOOP wrto new loops.
21515 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21516 add_to_evolution_1): Test nestedness of loops instead of comparing
21518 * tree-chrec.c (chrec_fold_plus_poly_poly,
21519 chrec_fold_multiply_poly_poly, chrec_evaluate,
21520 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21521 reset_evolution_in_loop): Ditto.
21522 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21524 2007-01-31 Dirk Mueller <dmueller@suse.de>
21526 * c-common.c (warn_about_parentheses): Separate warning about
21527 un-parenthized sequence of comparison operators from the one
21528 which is supposed to warn about x <= y <= z.
21530 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21532 * optabs.h (enum optab_index): Add new OTI_isinf.
21533 (isinf_optab): Define corresponding macro.
21534 * optabs.c (init_optabs): Initialize isinf_optab.
21535 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21537 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21538 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21540 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21541 expand_builtin_interclass_mathfn.
21542 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21543 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21544 (fxam<mode>2_i387): New insn pattern.
21545 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21546 built-in functions as x87 inline asm.
21548 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21550 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21552 2007-01-30 Eric Christopher <echristo@apple.com>
21554 * config.gcc: Add geode.
21556 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21558 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21559 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21560 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21561 value-prof.c: Fix comment typos.
21563 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21566 * doc/invoke.texi (Wpointer-arith): Document warning.
21568 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21570 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21571 the list of discrepancies from the draft TR.
21573 2007-01-30 Dirk Mueller <dmueller@suse.de>
21576 * doc/invoke.texi (-Wreturn-type): Update description to
21577 match new behavior.
21579 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21581 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21583 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21585 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21586 to handle optabs that operate on floating point input argument and
21587 output to integer output.
21588 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21589 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21590 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21591 expand_builtin_interclass_mathfn ().
21592 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21593 (ilogbsi2): Remove.
21594 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21595 ilogbl built-in functions as x87 intrinsics.
21597 2007-01-30 Richard Guenther <rguenther@suse.de>
21599 PR middle-end/27657
21600 * dwarf2out.c (reference_to_unused): Query varpool if the
21601 variable was output.
21603 2007-01-30 Richard Guenther <rguenther@suse.de>
21605 PR middle-end/30313
21606 * passes.c (execute_one_pass): Reset in_gimple_form to not
21607 confuse non-unit-at-a-time mode.
21609 2007-01-29 Roger Sayle <roger@eyesopen.com>
21610 Richard Guenther <rguenther@suse.de>
21612 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21613 avoid undefined behaviour on overflow. Use force_fit_type_double
21614 to construct the constant with the specified TREE_OVERFLOW.
21616 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21618 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21619 * config/dfp-bit.h: Ditto.
21621 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21623 * c-decl.c (pop_scope): Replace warnings with call to
21624 warn_for_unused_label.
21625 * c-common.h (warn_for_unused_label): Declare.
21626 * c-common.c (warn_for_unused_label): Define.
21628 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21630 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21633 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21635 * Makefile.in (USER_H): Remove decfloat.h.
21636 * ginclude/decfloat.h: Delete, moving contents to ...
21637 * ginclude/float.h: Add support for decimal floating point,
21638 guarded by __STDC_WANT_DEC_FP__.
21640 2007-01-29 Mike Stump <mrs@apple.com>
21642 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21643 Analysis and Representation to resolve case insensitive conflict.
21644 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21646 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21648 * tree.h (struct tree_memory_tag): Add aliases member.
21649 (MTAG_ALIASES): New macro.
21650 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21651 (add_may_alias): Remove pointer-set. Update for may_aliases being
21653 (mark_aliases_call_clobbered): Update for may_aliases being a
21655 (compute_tag_properties): Ditto.
21656 (create_partition_for): Ditto.
21657 (compute_memory_partitions): Ditto.
21658 (dump_may_aliases_for): Ditto.
21659 (is_aliased_with): Ditto.
21660 (add_may_alias_for_new_tag): Ditto.
21661 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21662 (compute_is_aliased): New function.
21663 (compute_may_aliases): Call compute_is_aliased).
21664 (init_alias_info): Initialize alias_bitmap_obstack.
21665 (union_alias_set_into): New function.
21666 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21667 (have_common_aliases_p): Rewrite to take two bitmaps and use
21669 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21670 Update for bitmaps.
21671 (finalize_ref_all_pointers): Update for add_may_alias changes.
21672 (new_type_alias): Ditto.
21673 * tree-flow-inline.h (may_aliases): Return a bitmap.
21674 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21675 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21676 may_aliases being a bitmap.
21677 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21678 may_aliases now returns a bitmap.
21679 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21681 * tree-ssa-operands.c (add_virtual_operand): Update for
21682 may_aliases being a bitmap.
21684 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21686 PR tree-optimization/30630
21687 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21688 variable as changed.
21690 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21693 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21694 expanded only once even if an error occurs.
21696 2007-01-29 Ben Elliston <bje@au.ibm.com>
21698 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21699 (__gcov_average_profiler): Likewise.
21700 (__gcov_ior_profiler): Likewise.
21701 (__gcov_merge_ior): Likewise.
21703 2007-01-28 Jan Hubicka <jh@suse.cz>
21705 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21706 * value-prof.c (stringop_block_profile): Likewise.
21708 2007-01-28 Jan Hubicka <jh@suse.cz>
21710 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21711 Add variant handling histograms; add wrapper.
21712 (clear_storage_via_libcall): Export.
21713 (emit_block_move_hints): Break out from ...; add histograms.
21714 (emit_block_move): ... this one.
21715 (clear_storage_hints): Break out from ...; add histograms.
21716 (clear_storage): ... this one.
21717 (set_storage_via_memset): Handle histogram.
21718 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21719 (clear_storage_hints, clear_storage_via_libcall): Declare.
21720 (set_storage_via_setmem): Update prototype.
21721 * doc/md.texi (movmem, setmem): Document new arguments.
21723 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21724 Add new histograms.
21725 (stringop_block_profile): New global function.
21726 (tree_stringops_values_to_profile): Profile block size and alignment.
21727 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21729 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21730 (stringop_block_profile): Declare.
21731 * builtins.c: Include value-prof.h.
21732 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21733 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21734 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21735 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21736 * profile.c (instrument_values): Add new counters.
21737 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21739 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21740 (tree_init_edge_profiler): Build new profilers.
21741 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21742 (pass_tree_profile): Add dump.
21743 (tree_profile_hooks): Update.
21744 * Makefile.in (LIBGCOV): Add new constants.
21745 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21746 __gcov_ior_profiler): New.
21747 * i386.md (movmem/setmem expanders): Add new optional arguments.
21749 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21751 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21753 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21755 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21756 (tree_unswitch_single_loop): Pass eni_size_weights to
21757 tree_num_loop_insns.
21758 * tree-ssa-loop-manip.c: Include tree-inline.h.
21759 (can_unroll_loop_p): Pass eni_size_weights to
21760 tree_num_loop_insns.
21761 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21762 Pass eni_size_weights to estimate_num_insns.
21763 * tree.h (init_inline_once): Export.
21764 * toplev.c (backend_init): Call init_inline_once.
21765 * cgraphunit.c (cgraph_process_new_functions,
21766 cgraph_analyze_function): Pass eni_inlining_weights to
21767 estimate_num_insns.
21768 * ipa-inline.c (compute_inline_parameters): Ditto.
21769 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21770 to estimate_num_insns.
21771 (try_unroll_loop_completely): Pass eni_size_weights to
21772 tree_num_loop_insns.
21773 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21774 ot estimate_num_insns.
21775 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21776 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21777 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21778 eni_time_weights): New variables.
21779 (init_inline_once): Initialize them.
21780 (struct eni_data): Mew.
21781 (estimate_num_insns_1, estimate_num_insns): Use weights.
21782 * tree-inline.h (struct eni_weights_d): New.
21783 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21784 (estimate_num_insns): Declaration changed.
21785 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21786 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21787 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21789 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21791 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21792 relations in the conflict function is valid.
21794 2007-01-27 Ian Lance Taylor <iant@google.com>
21796 * common.opt: Add fstrict-overflow.
21797 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21798 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21799 (TYPE_OVERFLOW_UNDEFINED): Define.
21800 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21802 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21803 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21804 (fold_negate_expr): Likewise.
21805 (make_range): Likewise.
21806 (extract_muldiv_1): Likewise.
21807 (maybe_canonicalize_comparison): Likewise.
21808 (fold_comparison): Likewise.
21809 (fold_binary): Likewise.
21810 (tree_expr_nonnegative_p): Likewise.
21811 (tree_expr_nonzero_p): Likewise.
21812 * tree-vrp.c (compare_values): Likewise.
21813 (extract_range_from_binary_expr): Likewise.
21814 (extract_range_from_unary_expr): Likewise.
21815 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21817 (nowrap_type_p): Likewise.
21818 * tree-scalar-evolution.c (simple_iv): Likewise.
21819 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21820 (build_range_check): Likewise.
21821 (extract_muldiv_1): Likewise.
21822 (fold_comparison): Likewise.
21823 * tree-vrp.c (vrp_int_const_binop): Likewise.
21824 (extract_range_from_unary_expr): Likewise.
21825 * convert.c (convert_to_integer): Likewise.
21826 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21827 (fold_comparison): Likewise.
21828 (fold_binary): Likewise.
21829 * optabs.c (optab_for_tree_code): Likewise.
21830 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21831 * simplify-rtx.c (simplify_const_relational_operation): Check
21832 flag_strict_overflow and flag_trapv.
21833 (simplify_const_relational_operation): Likewise.
21834 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21835 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21838 2007-01-27 Roger Sayle <roger@eyesopen.com>
21840 * tree.c (tree_fold_gcd): Delete.
21841 * tree.h (tree_fold_gcd): Remove prototype.
21842 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21843 test whether one constant integer is a multiple of another. Instead
21844 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21845 * fold-const.c (multiple_of_p): We've determined both TOP and
21846 BOTTOM are integer constants so we can call int_const_binop directly
21847 instead of the more generic const_binop.
21849 2007-01-27 Roger Sayle <roger@eyesopen.com>
21851 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21852 1*X check that the constant hasn't overflowed, to preserve the
21854 (round_up): Provide an efficient implementation when rouding-up an
21855 INTEGER_CST to a power-of-two.
21857 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21859 * doc/sourcebuild.texi: Add comma for clarity.
21860 * doc/extend.texi: Fix some typos.
21861 * doc/passes.texi: Likewise.
21862 * doc/cppinternals.texi: Likewise.
21863 * doc/c-tree.texi: Likewise.
21864 * doc/tree-ssa.texi: Likewise.
21865 * doc/install.texi: Likewise.
21867 2007-01-27 Jan Hubicka <jh@suse.cz>
21869 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21870 (pass_sra): Do not require alias information.
21871 * passes.c (init_optimization_passes): Add SRA
21873 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21875 * tracer.c (rest_of_handle_tracer): We already cleaned
21876 up the CFG in tracer() so don't do it here again.
21877 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21878 cleanup_cfg here, either. And don't call renumber_insns.
21880 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21881 and BB_HEAD are in the insn stream here. Instead make sure
21882 that BB_INSN is valid on all insns. Also, do check here that
21883 there are no pending branch predictions...
21884 (rtl_verify_flow_info): ...instead of doing it here. Checks
21885 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21888 2007-01-26 Roger Sayle <roger@eyesopen.com>
21890 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21891 function to simplify/factorize operand order canonicalization.
21892 (ix86_fixup_binary_operands): Reorganize using the above function.
21893 (ix86_binary_operator_ok): Likewise.
21895 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21897 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21898 file scope from optimize_attrs.
21899 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21901 (optimize_attrs): Clear insn_code_values after freeing it.
21903 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21905 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21906 a parts.base assignment.
21908 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21910 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21911 (compute_subscript_distance, initialize_data_dependence_relation,
21912 finalize_ddr_dependent, analyze_ziv_subscript,
21913 analyze_siv_subscript_cst_affine,
21914 compute_overlap_steps_for_affine_univar,
21915 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21916 analyze_siv_subscript, analyze_miv_subscript,
21917 analyze_overlapping_iterations, subscript_dependence_tester_1,
21918 compute_self_dependence, free_dependence_relation): Work
21919 with affine_fn instead of chrecs.
21920 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21921 common_affine_function, affine_function_base,
21922 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21923 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21924 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21925 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21926 (all_chrecs_equal_p): Removed.
21927 * tree-data-ref.h (affine_fn, conflict_function): New types.
21928 (struct subscript): Change type of conflicting_iterations_in_a
21929 and conflicting_iterations_in_b.
21931 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21934 * config/pa/pa.h (TARGET_HPUX_11): New.
21935 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21936 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21938 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21939 Richard Guenther <rguenther@suse.de>
21941 * tree-ssa-structalias.c (solve_graph): Handle case
21942 we merged the variable to another.
21944 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21946 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21949 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21950 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21952 2007-01-25 DJ Delorie <dj@redhat.com>
21954 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21955 allow changes to modes which don't fit in those registers.
21957 * reload1.c (choose_reload_regs): Check for invalid subregs before
21958 computing their locations, not after.
21960 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21963 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21964 save Altivec registers in an eh_return function.
21965 (compute_vrsave_mask): Likewise.
21966 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21967 for saving Altivec registers.
21968 (rs6000_emit_prologue): Don't allocate stack twice in
21969 eh_return function. Correct expected value of altivec_save_offset
21970 when using save_world. Describe save of R0 to stack when using
21971 save_world. Describe stack pointer adjustment when using
21972 save_world. Remove duplicated eh_return parameter register saving.
21973 Update sp_offset variable after save_world.
21974 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21976 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21977 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21980 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21982 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21984 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21987 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21988 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21990 2007-01-25 Richard Guenther <rguenther@suse.de>
21992 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21993 * common.opt (-Wcoverage-mismatch): New warning option.
21994 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21995 if -Wcoverage-mismatch is given.
21997 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21999 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
22000 (ipcp_driver): Change to static definition.
22001 Add dumping of the ifunctions.
22002 (constant_val_insert): Remove unused parameter. Support for SSA.
22003 (ipcp_propagate_const): Support for SSA.
22004 (ipcp_profile_bb_print): Print only analyzed nodes.
22005 (ipcp_replace_map_create): Remove support for Fortran constant
22007 * ipa-prop.c (ipa_method_modify_stmt,
22008 ipa_callsite_compute_param): Support for SSA.
22009 * ipa-prop.h (ipcp_driver): Remove declaration.
22010 (IS_VALID_TREE_MAP_INDEX): Add define.
22012 2007-01-24 Geoffrey Keating <geoffk@apple.com>
22014 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
22016 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22018 PR middle-end/30447
22019 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
22020 constant argument to cabs and do it without checking for
22021 -funsafe-math-optimizations.
22023 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
22025 * c-common.h (RID_FIRST_CXX0X): New.
22026 (RID_LAST_CXX0X): New.
22027 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
22029 * c.opt (Wc++0x-compat): New.
22030 * doc/invoke.texi (-Wc++0x-compat): Document.
22032 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22034 * builtins.c (fold_builtin_carg): New.
22035 (fold_builtin_1): Use it.
22037 2007-01-24 Jan Hubicka <jh@suse.cz>
22039 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
22041 * ipa-inline.c (initial_insns, max_insns): Delete.
22042 (compute_max_insns): New function.
22043 (cgraph_decide_inlining_of_small_function): Use it; take minimal
22044 amount of insns as base for code growth.
22045 (cgraph_decide_inlining): Make initial_insns local; do not compute
22047 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
22048 * doc/invoke.texi (inline-unit-growth): Update docs.
22050 2007-01-24 Jakub Jelinek <jakub@redhat.com>
22052 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
22053 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
22054 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
22055 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
22056 for CPUs that have PTA_CX16 set.
22058 PR middle-end/27416
22059 * gimplify.c (omp_check_private): New function.
22060 (gimplify_scan_omp_clauses): Use it for
22061 firstprivate/lastprivate/reduction.
22063 PR middle-end/30494
22064 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
22065 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
22067 PR middle-end/30421
22068 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
22069 If lower_lastprivate_clauses emits some statements, append them
22070 to dlist rather than body_p and to body_p append an initializer.
22071 (lower_omp_for): Adjust caller.
22073 2007-01-24 Steve Ellcey <sje@cup.hp.com>
22075 * target.h (globalize_decl_name): New.
22076 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22077 * output.h (default_globalize_decl_name): New.
22078 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
22080 (globalize_decl): Ditto.
22081 (default_globalize_decl_name): New.
22082 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
22083 (ia64_handle_version_id_attribute): New.
22084 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22085 (ia64_asm_output_external): Use globalize_decl_name instead
22086 of globalize_label.
22087 * doc/extend.texi (version_id): New pragma.
22088 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
22090 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22092 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
22093 _uleb128_t and _Unwind_SWord with _sleb128_t.
22094 * unwind-dw2.c (extract_cie_info, execute_stack_op,
22095 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
22097 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
22098 * unwind-pe.h (read_uleb128, read_sleb128,
22099 read_encoded_value_with_base): Likewise.
22100 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
22102 2007-01-24 Richard Guenther <rguenther@suse.de>
22104 * builtins.c (expand_builtin_cexpi): Get the fndecl
22105 for cexp in the correct way.
22107 2007-01-24 Jan Hubicka <jh@suse.cz>
22109 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22112 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22114 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22115 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22116 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22117 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22118 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22119 __SIZEOF_PTRDIFF_T__.
22120 * doc/cpp.texi: Documentation for the new builtin macros added.
22122 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22124 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22125 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22126 instead of operands[2] to avoid access past the end of array.
22128 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22130 * reload1.c (emit_reload_insns): Pass the reload register
22131 for a non-spill output reload through forget_old_reloads_1.
22133 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22135 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22136 _SOFT_DOUBLE if doubles use software floating-point.
22137 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22138 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22139 * config/rs6000/darwin-ldouble.c: Also compile functions for
22140 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22141 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22142 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22143 commented-out long double override.
22144 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22145 * config/rs6000/eabispe.h: Likewise.
22146 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22147 long double for non-SPE.
22148 (rs6000_handle_option): Likewise.
22149 (invalid_e500_subreg): Disallow more subregs involding DImode,
22150 DFmode, TImode or TFmode.
22151 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22153 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22155 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22156 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22158 (rs6000_legitimate_address): Also check for TFmode for E500
22160 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22161 (spe_build_register_parallel): Handle TFmode and TCmode.
22162 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22164 (function_arg): Handle TFmode and TCmode for E500 double.
22165 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22167 (print_operand): Handle TFmode and TImode for %y.
22168 (rs6000_generate_compare): Handle TFmode comparisons for E500
22170 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22171 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22172 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22173 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22174 TFmode for E500 double.
22175 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22176 (floatsidf2): Enable for E500 double.
22177 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22178 (extenddftf2): Change to extenddftf2_fprs.
22179 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22180 depending on TARGET_E500_DOUBLE.
22181 (extendsftf2): Enable for E500 double.
22182 (trunctfdf2): Enable for E500 double.
22183 (trunctfsf2): Change to trunctfsf2_fprs.
22184 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22185 depending on TARGET_E500_DOUBLE.
22186 (floatsitf2): Enable for E500 double.
22187 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22188 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22189 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22190 (negtf2): Change to negtf2_internal.
22191 (negtf2): New expander.
22192 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22193 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22194 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22195 (movdi_internal32): Use rs6000_nonimmediate_operand.
22196 (unnamed splitter): Likewise.
22197 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22198 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22199 (SPE64TF, DITI): New mode macros.
22200 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22203 (frob_<mode>_di_2): New.
22204 (frob_tf_di_8_2): New.
22205 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22207 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22209 (frob_ti_<mode>_8_2): New.
22210 (frob_ti_tf_2): New.
22211 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22212 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22214 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22215 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22216 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22217 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22218 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22219 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22222 2007-01-23 Ian Lance Taylor <iant@google.com>
22224 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22226 (OBJS-archive): Reformat, alphabetize.
22227 (OBJS): Change out_object_file to OBJS-md.
22229 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22231 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22232 JUMP_P and CALL_P predicates where applicable.
22233 * config/i386/i386.c: Ditto.
22234 * config/i386/i386.md: Ditto.
22235 * config/i386/mmx.md: Ditto.
22236 * config/i386/predicates.md: Ditto.
22238 2007-01-22 Andreas Schwab <schwab@suse.de>
22240 * config/m68k/m68k.h: Fix comment.
22242 2007-01-22 Jan Hubicka <jh@suse.cz>
22244 * passes.c (init_optimization_passes): Do not rerun
22245 pass_early_warn_uninitialized.
22247 2007-01-22 Richard Guenther <rguenther@suse.de>
22249 PR tree-optimization/30038
22250 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22252 (execute_cse_sincos_1): Likewise.
22253 (execute_cse_sincos): Likewise.
22254 (gate_cse_sincos): Likewise.
22255 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22256 the cexpi() canonicalization of sincos().
22257 * tree-pass.h (pass_cse_sincos): Declare.
22258 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22260 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22262 PR rtl-optimization/29329
22263 * combine.c (replaced_rhs_insn): Rename to i2mod.
22264 (replaced_rhs_value): Rename to i2mod_new_rhs.
22265 (i2mod_old_rhs): New global variable.
22266 (combine_instructions): Adjust for above change. Save a copy of
22267 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22268 note are substituted in the second instruction.
22269 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22270 ditch the note if it pertains to the second eliminated register
22271 and this register is mentioned in i2mod_old_rhs.
22274 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22276 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22277 the insn to which the note was originally attached.
22279 2007-01-21 Jan Hubicka <jh@suse.cz>
22281 * ipa-inline.c (inlining_mode): Comment, move up.
22282 (cgraph_decide_inlining_incrementally): Do not perform inlining
22283 itself; fix handling of flattening of self recursive functions.
22284 (cgraph_find_cycles): Remove.
22285 (cgraph_flatten_node): Remove.
22286 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22287 (try_inline): New function.
22288 (cgraph_early_inlining): Update call of
22289 cgraph_decide_inlining_incrementally. Apply inlining here.
22290 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22292 2007-01-21 Dirk Mueller <dmueller@suse.de>
22295 * tree-vrp.c (check_array_bounds): do not warn
22296 about ADDR_EXPR's of ARRAY_REF's which are immediately
22297 used in binary expressions.
22299 2007-01-21 Ira Rosen <irar@il.ibm.com>
22301 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22302 read_write_dep and macros for its access.
22303 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22304 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22305 argument, call vect_check_interleaving for every independent pair of
22306 data-refs. Mark loads that access the same memory location as a store
22308 (vect_check_dependences): Remove.
22309 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22310 call, fix the call to vect_analyze_data_ref_dependence.
22311 (vect_analyze_data_ref_access): For statements that access the same
22312 data-ref, check that they are not stores; for loads, check that there
22313 is no store that access the same location.
22315 2007-01-20 Roger Sayle <roger@eyesopen.com>
22316 Joseph Myers <joseph@codesourcery.com>
22318 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22319 (-fdump-rtl-stack): Likewise.
22320 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22321 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22322 (-mpt-fixed): Use @minus{} for minus sign.
22323 (Using Precompiled Headers): Fix under/overfull hbox.
22325 2007-01-20 Jan Hubicka <jh@suse.cz>
22327 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22328 place within annotation.
22330 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22332 * pa.c (output_move_double): Change array size of xoperands to 4.
22334 2007-01-20 Jan Hubicka <jh@suse.cz>
22336 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22339 2007-01-19 Ian Lance Taylor <iant@google.com>
22341 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22342 constant to unsigned HOST_WIDE_INT before negating.
22344 2007-01-19 Ian Lance Taylor <iant@google.com>
22346 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22348 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22349 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22350 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22351 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22352 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22353 (realloc_vdef, realloc_vuse): Change second parameter to
22355 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22356 fields to unsigned.
22357 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22358 unsigned. Change x and lim locals to unsigned.
22359 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22361 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22362 (copy_virtual_operands): Change i and n locals to unsigned.
22364 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22366 PR middle-end/29335
22367 * builtins.c (fold_builtin_1): Handle builtin fdim.
22369 2007-01-20 Jan Hubicka <jh@suse.cz>
22371 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22372 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22373 init_alias_heapvars.
22374 (init_alias_heapvars): Initialize only when not already initialized.
22375 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22377 2007-01-19 Roger Sayle <roger@eyesopen.com>
22379 * common.opt (fsigned-zeros): New command line option.
22380 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22381 of flag_unsafe_math_optimizations.
22382 * opts.c (set_fast_math_flags): The -ffast-math command line option
22383 implies -fno-signed-zeros.
22384 (fast_math_flags_set_p): Likewise.
22386 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22387 the documentation of -ffast-math appropriately. Wrap long lines.
22389 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22391 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22392 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22394 2007-01-19 Tomas Bily <tbily@suse.cz>
22396 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22398 (tree_init_ic_make_global_vars): New function
22399 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22400 (tree_gen_ic_profiler): New function
22401 (tree_gen_ic_func_profiler): New function
22402 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22403 (tree_profile_hooks): Added hook for indirec/virtual calls
22404 * value-prof.c (tree_find_values_to_profile): New case for
22406 (tree_values_to_profile): Call for determining indirect/virtual
22408 (tree_indirect_call_to_profile): New function
22409 (tree_ic_transform): New function
22410 (tree_ic): New function
22411 (find_func_by_pid): New function
22412 (init_pid_map): New function
22413 (tree_value_profile_transformations): Added check for
22414 indirect/virtual call transformation
22415 * value-prof.h (enum hist_type): New counter type for
22416 indirect/virtual calls
22417 (profile_hooks): Added new hook for profiling indirect/virtual
22419 * profile.c (instrument_values): New case for indirect/virtual
22421 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22422 (GCOV_COUNTER_V_INDIR): New counter type
22423 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22424 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22426 * cgraph.c: Definition of cgraph_max_pid
22427 (cgraph_create_node): Default init of pid attribute
22428 * cgraph.h: Declaration of cgraph_max_pid
22429 (struct cgraph_node): Added pid attribute
22430 * libgcov.c (__gcov_indirect_call_profiler): New function
22431 (__gcov_one_value_profiler_body): New function
22432 (__gcov_one_value_profiler): Body was moved to
22433 __gcov_one_value_profiler_body and calls it
22435 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22437 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22438 * gengtype.c (write_types_data, write_func_for_structure,
22439 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22440 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22441 (walk_type, write_func_for_structure): Generate the mark_hook if
22444 2007-01-19 Jan Hubicka <jh@suse.cz>
22446 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22447 'early' argument take inlining mode argument specifying whether to
22448 inline for size/speeed or all functions; add support for flattening;
22450 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22452 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22455 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22456 the name of the declared identifier.
22458 2007-01-19 Dirk Mueller <dmueller@suse.de>
22460 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22461 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22462 duplicate evaluation.
22464 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22466 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22467 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22468 to XFMode, use acosxf2 and truncate result to requested mode.
22469 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22470 (asin<mode>2): Similarly, with asin expanders.
22471 (*fscalexf4_i387): Rename from *fscalexf4.
22472 (expNcorexf3): New expander.
22473 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22474 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22475 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22476 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22477 patterns for SSE math.
22478 (exp10<mode>2): Similarly, with exp10 expanders.
22479 (exp2<mode>2): Similarly, with exp2 expanders.
22480 (expm1<mode>2): Similarly, with expm1 expanders.
22481 (ldexp<mode>3): Similarly, with ldexp expanders.
22482 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22483 Use gen_truncxf<mode>2_i387_noop to truncate result.
22485 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22487 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22488 for ColdFire targets.
22490 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22491 Richard Sandiford <richard@codesourcery.com>
22493 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22494 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22495 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22496 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22497 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22498 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22500 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22502 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22503 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22504 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22505 (*adddi_dilshr32_cf): New pattern.
22506 (adddi3, subdi3): Remove first alternatives.
22508 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22510 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22511 implemented using move.l, do not use its cc result for floating-point
22514 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22516 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22517 from accepting 's' constraints if flag_pic.
22519 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22521 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22522 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22523 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22524 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22526 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22528 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22529 ColdFire alternatives.
22530 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22531 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22532 architectures that support ff1 instruction.
22534 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22535 Julian Brown <julian@codesourcery.com>
22537 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22538 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22539 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22542 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22544 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22546 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22547 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22548 HOST_WIDE_INT instead of an rtx.
22549 (m68k_rtx_costs): Update call accordingly.
22550 (output_move_const_into_data_reg): Likewise. Fix formatting.
22551 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22553 (output_move_simode_const): Update calls after above changes.
22554 Rework to use automatic variables and predicates like MEM_P.
22555 * config/m68k/m68k.md (pushexthisi_const): Update call to
22558 2007-01-19 Dirk Mueller <dmueller@suse.de>
22560 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22561 in dump_flags test.
22563 2007-01-19 Richard Guenther <rguenther@suse.de>
22565 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22566 via cexp in case sincos is not available.
22568 2007-01-19 Richard Guenther <rguenther@suse.de>
22570 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22571 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22572 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22573 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22574 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22575 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22576 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22577 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22579 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22581 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22583 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22584 (atan2xf3): Directly generate RTL pattern.
22585 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22586 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22587 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22588 disable patterns for SSE math.
22589 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22590 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22591 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22592 disable patterns for SSE math.
22594 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22596 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22598 2007-01-18 Roger Sayle <roger@eyesopen.com>
22600 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22601 VIEW_CONVERT_EXPR to the same type as it's operand.
22603 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22605 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22606 configured for long double 128.
22608 2007-01-18 Mike Stump <mrs@apple.com>
22610 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22613 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22615 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22618 2007-01-18 Jan Hubicka <jh@suse.cz>
22620 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22621 greater than NUM_VOP_FREE_BUCKETS.
22623 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22625 * tree-ssa-structalias.c: Update comments.
22626 (ptabitmap_obstack): Removed.
22627 (pta_obstack): New.
22628 (oldpta_obstack): Ditto.
22629 (stats): Add a few members.
22630 (struct variable_info): Remove node, complex, address_taken, and
22631 indirect_target members. Add oldsolution member.
22632 (new_var_info): Do not initialize removed members.
22633 (constraint_expr_type): Remove INCLUDES.
22634 (constraint_graph): Add size, implicit_preds, rep,
22635 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22636 (FIRST_REF_NODE): New macro.
22637 (LAST_REF_NODE): Ditto.
22638 (FIRST_ADDR_NODE): Ditto.
22639 (find): New function.
22641 (dump_constraint): Do not handle INCLUDES.
22642 (insert_into_complex): Do not insert duplicate constraints.
22643 (condense_varmap_nodes): Renamed and rewritten into ...
22644 (merge_node_constraints): This. Also fix bug in handling of
22645 offseted copy constraints.
22646 (clear_edges_for_node): No longer need to deal with preds at all,
22647 or removing associated preds/succs.
22648 (merge_graph_nodes): Deal with indirect_cycles.
22649 Don't deal with predecessors.
22650 (add_implicit_graph_edge): New function.
22651 (add_pred_graph_edge): Ditto.
22652 (add_graph_edge): Don't deal with predecessors.
22653 (build_constraint_graph): Removed.
22654 (build_pred_graph): New function.
22655 (build_succ_graph): Ditto.
22656 (struct scc_info): Removed in_component. Added roots, dfs, and
22657 node_mapping. Remove visited_index, unification_queue.
22658 (scc_visit): Deal with union-find we do now.
22659 Deal with cycles with REF nodes.
22660 (collapse_nodes): Renamed and rewritten to ...
22661 (unify_nodes): This.
22662 (process_unification_queue): Removed.
22663 (topo_visit): Cleanup
22664 (do_da_constraint): Use find.
22665 (do_sd_constraint): Ditto.
22666 (do_ds_constraint): Ditto.
22667 (do_complex_constraint): Ditto.
22668 (init_scc_info): Update for removed and added members.
22669 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22670 (find_indirect_cycles): This.
22671 (equivalence_class): New variable.
22672 (label_visit): New function.
22673 (perform_variable_substitution): Rewritten.
22674 (free_var_substitution_info): New function.
22675 (find_equivalent_node): Ditto.
22676 (move_complex_constraints): Ditto.
22677 (eliminate_indirect_cycles): Ditto.
22678 (solve_graph): Only propagate changed bits.
22679 Use indirect cycle elimination.
22681 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22682 (tree_id_eq): Renamed to ...
22683 (tree_vi_eq): This. Update for member change
22684 (insert_id_for_tree): Renamed and rewritten to ...
22685 (insert_vi_for_tree): This.
22686 (lookup_id_for_tree): Renamed and rewritten to ...
22687 (lookup_vi_for_tree): This.
22688 (get_id_for_tree): Renamed and rewritten to ...
22689 (get_vi_for_tree): Ditto.
22690 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22691 (process_constraint): Don't handle INCLUDES.
22692 Remove special ADDRESSOF case.
22693 (find_func_aliases): Rewrite to use vi functions instead of id
22695 (create_function_info_for): Ditto.
22696 (create_variable_info_for): Ditto.
22697 (intra_create_variable_infos): Ditto.
22698 (merge_smts_into): Ditto.
22699 (find_what_p_points_to): Ditto.
22700 (init_base_vars): Ditto.
22701 (init_alias_vars): Ditto.
22702 (remove_preds_and_fake_succs): New function.
22703 (dump_sa_points_to_info): Dump new stats.
22704 (dump_solution_for_var): Use find.
22705 (set_used_smts): Fix formatting.
22706 (compute_points_to_sets): Updated for new functions.
22707 (ipa_pta_execute): Ditto.
22709 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22710 Richard Sandiford <richard@codesourcery.com>
22712 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22714 * calls.c (expand_call): If the return value is a PARALLEL,
22715 extract its first member.
22716 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22717 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22718 use FUNCTION_EXTRA_EPILOGUE.
22719 (m68k_function_value): Return a PARALLEL if the return value
22720 is of a pointer type.
22721 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22722 (FUNCTION_EXTRA_EPILOGUE): Remove.
22723 * config/m68k/m68k.md (D0_REG): New constant.
22725 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22727 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22728 output a NOP for empty epilogues.
22730 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22732 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22733 before function. Extend register save check to include all
22734 registers, not just integer ones.
22736 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22738 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22739 (m68k_use_return_insn): ...this.
22740 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22741 * config/m68k/m68k.c (use_return_insn): Rename to...
22742 (m68k_use_return_insn): ...this.
22743 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22744 of USE_RETURN_INSN.
22746 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22748 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22749 nearest even, fix denormal rounding overflow.
22751 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22753 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22754 f%$smove and f%$move.
22755 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22756 (extendsfdf2_cf): Use fdmove instead of f%&move.
22757 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22758 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22760 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22762 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22765 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22767 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22768 (coldfire_single_format): Declare.
22769 (coldfire_double_format): Likewise.
22770 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22771 of qnan_msb_set to determine the lower bits of a canonical
22773 (encode_ieee_double): Likewise.
22774 (encode_ieee_quad): Likewise.
22775 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22776 (mips_single_format): Likewise.
22777 (ieee_double_format): Likewise.
22778 (mips_double_format): Likewise.
22779 (ieee_extended_motorola_format): Likewise.
22780 (ieee_extended_intel_96_format): Likewise.
22781 (ieee_extended_intel_128_format): Likewise.
22782 (ieee_extended_intel_96_round_53_format): Likewise.
22783 (ibm_extended_format): Likewise.
22784 (mips_extended_format): Likewise.
22785 (ieee_quad_format): Likewise.
22786 (mips_quad_format): Likewise.
22787 (vax_f_format): Likewise.
22788 (vax_d_format): Likewise.
22789 (vax_g_format): Likewise.
22790 (i370_single_format): Likewise.
22791 (i370_double_format): Likewise.
22792 (decimal_single_format): Likewise.
22793 (decimal_double_format): Likewise.
22794 (decimal_quad_format): Likewise.
22795 (c4x_single_format): Likewise.
22796 (c4x_extended_format): Likewise.
22797 (real_internal_format): Likewise.
22798 (coldfire_single_format): New real_format.
22799 (coldfire_double_format): Likewise.
22800 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22801 canonical_nan_lsbs_set.
22802 (pdp11_d_format): Likewise.
22803 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22804 if TARGET_COLDFIRE_CPU.
22806 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22808 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22809 (output_call, m68k_legitimize_call_address): Declare.
22810 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22811 parenthesees. Add support for a 'W' constraint.
22812 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22813 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22814 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22815 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22817 (override_options): Initialize them. Do not set flag_no_function_cse
22818 for TARGET_ID_SHARED_LIBRARY.
22819 (m68k_output_pic_call): Delete.
22820 (m68k_legitimize_call_address): New function.
22821 (print_operand): Remove the %o prefix. Handle the %p prefix.
22822 (output_call): New function.
22823 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22824 target address from the GOT if symbolic jumps are not allowed.
22825 * config/m68k/m68k.md (call, general_operand): Do not set
22826 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22827 Merge separate flag_pic and !flag_pic define_insns into...
22828 (*call, *call_value): ...these new patterns. Match the address
22829 rather than the containing MEM and require it to be a call_operand.
22830 Use output_call to generate the asm template.
22831 * config/m68k/predicates.md (const_call_operand): New predicate.
22832 (call_operand): Likewise.
22834 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22836 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22837 (STACK_GROWS_DOWNWARD): Define to 1.
22838 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22839 comments, emphasizing that these values are only defaults.
22840 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22841 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22843 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22845 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22847 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22848 Richard Sandiford <richard@codesourcery.com>
22850 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22851 (FP_REGNO_P): New macros.
22852 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22853 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22854 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22855 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22857 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22859 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22860 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22862 * config/m68k/t-floatlib: New file, extracting common code from...
22863 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22864 * config/m68k/t-uclinux: Here.
22865 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22866 routines on ColdFire targets.
22868 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22870 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22871 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22872 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22873 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22874 explicitly set MOTOROLA to 1.
22875 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22877 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22878 Nathan Sidwell <nathan@codesourcery.com>
22880 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22881 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22882 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22883 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22884 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22885 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22886 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22887 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22888 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22889 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22890 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22891 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22892 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22893 (DBX_REGISTER_NUMBER): Delete.
22894 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22895 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22896 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22898 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22900 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22901 * config/flat.h: New file.
22902 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22903 OBJECT_FORMAT_FLAT.
22904 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22905 indirect references for -msep-data or -mid-shared-library.
22906 Do not use PC-relative code addresses either.
22907 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22909 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22910 for shared libraries and crt1.o for executables. Use crti.o and
22912 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22913 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22914 Do not add -elf2flt or -shared-lib-id options here.
22915 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22916 Pass -shared-lib-id if -mid-shared-library, taking the library
22917 identifier from -mshared-library-id if given, otherwise
22919 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22920 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22921 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22922 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22923 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22924 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22926 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22927 jump sequence for ISA A and ISA A+.
22928 (PICJUMP): Likewise.
22930 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22932 * config.gcc (m68k-*-uclinux*): Base the port on the common
22933 and m68k GNU/Linux files rather than on the generic ELF ones.
22934 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22935 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22937 2007-01-18 Julian Brown <julian@codesourcery.com>
22938 Richard Sandiford <richard@codesourcery.com>
22940 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22941 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22942 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22944 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22945 80 unconditionally.
22946 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22948 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22950 * doc/install.texi: Document m68k-uclinuxoldabi.
22951 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22952 * config/m68k/uclinux-oldabi.h: New file, copied from
22953 config/m68k/uclinux.h.
22955 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22957 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22958 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22959 (m32r_compute_frame_size): Use unsigned for regno.
22960 (m32r_reload_lr): Use gen_frame_mem.
22962 (m32r_output_function_epilogue): Don't output the function epilogue
22964 (m32r_expand_epilogue): New.
22965 (direct_return): Return false if the function has the interrupt
22967 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22968 * config/m32r/m32r.md (epilogue): New expander.
22969 (return_lr, return_rte): New insns.
22970 (return): Make it expander.
22971 (return_normal): New expander.
22973 2007-01-18 Josh Conner <jconner@apple.com>
22976 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22977 support for UNLE, UNLT, UNGE, and UNGT.
22979 2007-01-18 Jan Hubicka <jh@suse.cz>
22981 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22982 * tree-tailcall (add_virtual_phis): Likewise.
22983 (optimize_tail_call): Return TODOs.
22984 (execute_tail_calls): Return TODOs.
22985 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22986 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22988 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22989 Cleanup cfg using TODO.
22990 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22991 * passes.c (execute_function_todo): When cleanup did something, remove
22993 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22994 (make_edges): Don't cleanup_cfg.
22996 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22998 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22999 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
23000 operate on the top of stack.
23001 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
23002 register handling of instructions that output to the second
23004 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
23005 (move_for_stack_reg): Special-case check for dead destination
23006 stack slot for constant load of 1.0 inside UNSPEC_TAN.
23008 * config/i386/i386.md (UNSPEC_TAN): New constant.
23009 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
23010 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
23011 to correctly model move of constant 1.0 to top stack slot.
23012 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
23013 (unnamed peephole2 pattern): Remove corresponding peephole2
23014 pattern that optimizes tan insn and loading of constant 1.0.
23015 (tanxf2): Use fptanxf4_i387.
23016 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
23017 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
23018 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23019 disable patterns for SSE math.
23020 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
23021 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
23023 2007-01-18 Dirk Mueller <dmueller@suse.de>
23024 Richard Guenther <rguenther@suse.de>
23027 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
23028 * common.opt (Warray-bounds): Add new warning option.
23029 * c-opts.c (c_common_handle_option): Define -Warray-bounds
23031 * Makefile.in: make tree-vrp.o depend on toplev.h
23032 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
23034 (check_array_refs, check_array_bounds, check_array_ref): New.
23036 2007-01-18 Jan Hubicka <jh@suse.cz>
23038 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
23039 (execute_ssa_ccp): Return flags conditionally.
23040 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
23042 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
23044 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
23046 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
23047 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
23049 * Makefile.c (GTFILES): Add cfglayout.h.
23050 * gengtype.c (open_base_files): Likewise.
23051 * cfglayout.c (cfg_layout_function_footer,
23052 cfg_layout_function_header) Reindent to make gengtype happy.
23053 * cfglayout.h (cfg_layout_function_footer,
23054 cfg_layout_function_header): Add GTY(()) marker.
23056 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
23058 2007-01-18 Ben Elliston <bje@au.ibm.com>
23060 * genautomata.c (write_automata): Include xstrerror output in the
23061 error message if writing the DFA description file fails.
23063 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
23065 * config/mips/mips-protos.h (mips_output_external): Make it
23067 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
23068 * config/mips/mips.c (irix_output_external_libcall): Likewise.
23069 (extern_list): Likewise.
23070 (extern_head): Likewise.
23071 (TARGET_ASM_FILE_END): Likewise.
23072 (mips_file_end): Likewise.
23073 (mips_output_external): Rewritten.
23075 2007-01-18 Ben Elliston <bje@au.ibm.com>
23077 * genpreds.c (write_insn_preds_c): Only write out the function
23078 body for regclass_for_constraint if we have register constraints.
23080 2007-01-17 Tom Tromey <tromey@redhat.com>
23082 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
23083 * doc/install.texi (Testing): Use sourceware.org.
23084 (Binaries): Likewise.
23085 (Specific): Likewise.
23086 * doc/contrib.texi (Contributors): Use sourceware.org.
23088 2007-01-17 Anatoly Sokolov <aesok@post.ru>
23090 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
23091 (AVR_ENHANCED): Rename to ...
23092 (AVR_HAVE_MUL): ... new.
23093 (avr_enhanced_p): Rename to ...
23094 (avr_have_mul_p): ... new.
23095 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
23096 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23097 * config/avr/avr.c (avr_enhanced_p): Rename to ...
23098 (avr_have_mul_p): ... new.
23099 (base_arch_s): Rename 'enhanced' to 'have_mul'.
23100 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
23101 'avr_enhanced_p' and 'enhanced'.
23102 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23103 AVR_HAVE_MUL instead of AVR_ENHANCED.
23104 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23105 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23106 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23107 instead of AVR_ENHANCED.
23108 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23109 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23110 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23112 2007-01-17 Ian Lance Taylor <iant@google.com>
23114 * vec.h (VEC_reserve_exact): Define.
23115 (vec_gc_p_reserve_exact): Declare.
23116 (vec_gc_o_reserve_exact): Declare.
23117 (vec_heap_p_reserve_exact): Declare.
23118 (vec_heap_o_reserve_exact): Declare.
23119 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23121 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23122 negative parameter.
23123 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23124 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23125 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23126 * vec.c (calculate_allocation): Add exact parameter. Change all
23128 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23129 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23130 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23131 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23132 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23133 (vec_heap_p_reserve_exact): New function.
23134 (vec_heap_o_reserve_exact): New function.
23136 2007-01-17 Jan Hubicka <jh@suse.cz>
23138 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23140 2007-01-17 Eric Christopher <echristo@apple.com>
23142 * config.gcc: Support core2 processor.
23144 2007-01-16 Jan Hubicka <jh@suse.cz>
23146 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23147 the names, just unlink the chain so we don't crash on dangling
23151 2007-01-16 Jan Hubicka <jh@suse.cz>
23153 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23154 * tree-pass.h: Reorder to make IPA passes appear toegher.
23155 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23157 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23158 parameters, do not call early inliner.
23159 * ipa-inline.c: Update comments. Include tree-flow.h
23160 (cgraph_decide_inlining): Do not compute inlining parameters.
23161 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23162 be called with function context set up.
23163 (pass_ipa_inline): Remove unreachable functions before pass.
23164 (cgraph_early_inlining): Simplify assuming to be called from the
23166 (pass_early_inline): New pass.
23167 (cgraph_gate_ipa_early_inlining): New gate.
23168 (pass_ipa_early_inline): Turn into simple wrapper.
23169 (compute_inline_parameters): New function.
23170 (gate_inline_passes): New gate.
23171 (pass_inline_parameters): New pass.
23172 (apply_inline): Move here from tree-optimize.c
23173 (pass_apply_inline): New pass.
23174 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23176 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23177 doing them by hand.
23178 (tree_function_versioning): Do not allocate dummy struct function.
23179 * tree-inline.h (optimize_inline_calls): Update prototype.
23180 * tree-optimize.c (execute_fixup_cfg): Export.
23181 (pass_fixup_cfg): Remove
23182 (tree_rest_of_compilation): Do not apply inlines.
23183 * tree-flow.h (execute_fixup_cfg): Declare.
23184 * Makefile.in (gt-passes.c): New.
23185 * passes.c: Include gt-passes.h
23186 (init_optimization_passes): New passes.
23187 (nnodes, order): New static vars.
23188 (do_per_function_toporder): New function.
23189 (execute_one_pass): Dump current pass here.
23190 (execute_ipa_pass_list): Don't dump current pass here.
23192 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23194 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23195 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23197 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23199 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23200 (strong_alias): Define.
23201 (__gcc_qmul): Provide non-FMA for soft-float.
23202 (__gcc_qdiv): Same.
23207 (__gcc_qunord): New.
23217 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23218 soft-float functions.
23219 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23220 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23221 about long double soft float.
23223 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23224 Tehila Meyzels <tehila@il.ibm.com>
23226 * tree-vectorizer.h (is_pattern_stmt_p): New.
23227 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23228 formatting (tabs instead of spaces). Cleanup and clarify setting
23229 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23230 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23231 (vectorizable_type_demotion): Check that types are integral.
23232 (vectorizable_type_promotion): Likewise.
23233 (vectorizable_store): Fix typo. Eliminate new-line at end of
23236 2007-01-16 Jan Hubicka <jh@suse.cz>
23238 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23241 2007-01-15 Eric Christopher <echristo@apple.com>
23243 * ifcvt.c: Include vec.h, vecprim.h.
23244 (check_cond_move_block): New argument regs.
23245 Reorganize. Add registers used to regs.
23246 (cond_move_process_if_block): Use regs set above as
23249 2007-01-15 Eric Christopher <echristo@apple.com>
23251 * config/darwin.h: Update copyright.
23252 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23253 (LINK_COMMAND_SPEC): Add -u.
23254 (LINK_SPEC): Fix umbrella for above.
23256 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23258 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23261 2007-01-15 Tom Tromey <tromey@redhat.com>
23263 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23264 * doc/install.texi (Testing): Don't mention jacks.
23265 (Configuration): Document --enable-java-maintainer-mode. Move
23266 --with-java-home to libgcj-specific section. Document
23268 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23270 2007-01-15 Jan Hubicka <jh@suse.cz>
23272 * tree-ssa-dce.c (DCE_TODOs): New.
23273 (propagate_necessity): Return if something changed.
23274 (eliminate_unnecessary_stmts): Likewise.
23275 (perform_tree_ssa_dce): Return TODO flags when needed.
23276 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23278 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23280 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23281 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23282 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23283 patterns using X87MODEF12 mode macro. Extend operand 1
23284 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23285 (log10<mode>2): Ditto.
23286 (log2<mode>2): Ditto.
23287 (log1p<mode>2): Ditto.
23288 (logb<mode>2): Ditto.
23289 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23290 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23291 (*fxtractxf3_i387): Rename from *fxtractxf3.
23292 (fxtract_extend<mode>xf3_i387): New insn pattern.
23293 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23294 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23295 and gen_fyl2xxf3_i387().
23297 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23299 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23300 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23301 get_loop_exit_edges. Changed return type to bool.
23302 * cfgloop.h (fix_loop_placement): Declaration removed.
23304 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23306 * param.h (MIN_VECT_LOOP_BOUND): New.
23307 * params.def (MIN_VECT_LOOP_BOUND): New.
23308 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23309 argument - minimum threshold for number of iterations.
23310 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23311 argument to declaration.
23312 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23313 MIN_VECT_LOOP_BOUND.
23314 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23315 slpeel_tree_peel_loop_to_edge with additional argument.
23316 (vect_do_peeling_for_alignment): Likewise.
23317 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23319 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23322 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23323 operands of size 1.
23325 2007-01-14 Jan Hubicka <jh@suse.cz>
23327 * tree-dfa.c (remove_referenced_var): New function.
23328 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23329 prune referenced vars list too.
23330 * tree-flow.h (remove_referenced_var): Declare.
23332 2007-01-14 Jan Hubicka <jh@suse.cz>
23334 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23336 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23337 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23338 * except.h (verify_eh_throw_table_statements): Kill prototype.
23339 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23340 into call exrepssions.
23341 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23343 * tree-cfg.c: Include pointer-set.h.
23344 (verify_node_sharing): Work on pointer set.
23345 (verify_eh_throw_stmt_node): New.
23346 (verify_stmts): Use pointers sets, verify throw_stmt.
23348 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23350 * ipa-reference.c (analyze_function): Consider also addresses taken
23353 2007-01-12 Roger Sayle <roger@eyesopen.com>
23355 * c-typeck.c (null_pointer_constant_p): Replace use of
23356 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23357 (build_c_cast): Likewise.
23359 2007-01-12 Roger Sayle <roger@eyesopen.com>
23361 * tree.h (force_fit_type_double): Remove unused final argument.
23362 * c-common.c (constant_expression_warning): Replace use of
23363 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23364 (convert_and_check): Likewise.
23365 (shorten_compare): Update call to force_fit_type_double.
23366 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23367 * convert.c (convert_to_pointer): Update call to
23368 force_fit_type_double.
23369 * fold-const.c (force_fit_type_double): Remove overflowed_const
23371 (int_const_binop, fold_convert_const_int_from_int,
23372 fold_convert_const_int_from_real, fold_div_compare,
23373 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23374 fold_abs_const, fold_not_const): Remove the final argument from
23375 calls to force_fit_type_double.
23377 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23379 * configure.ac: Set insn to "nop" for spu-*-* also.
23380 * configure: Regenerate.
23382 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23384 * builtins.def : Add BUILT_IN_FREE.
23386 2007-01-12 Jan Hubicka <jh@suse.cz>
23388 PR tree-optimization/30443
23389 * tree-inline.c (tree_function_versioning): Do not optimize when
23390 cloning for inlining.
23392 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23394 * doc/loop.texi: Document recording of loop exits.
23395 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23396 (update_single_exits_after_duplication,
23397 update_single_exit_for_duplicated_loop,
23398 update_single_exit_for_duplicated_loops): Removed.
23399 (duplicate_loop_to_header_edge): Do not call
23400 update_single_exits_after_duplication and
23401 update_single_exit_for_duplicated_loops.
23402 (loop_version): Do not update single_exit information.
23403 (fix_loop_structure): Use record_loop_exits instead of
23404 mark_single_exit_loops.
23405 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23406 the lists of loop exits.
23407 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23408 split_edge, merge_blocks): Update the lists of loop exits.
23409 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23410 loop_optimizer_init.
23411 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23412 of mark_single_exit_loops.
23413 (loop_optimizer_finalize): Call release_recorded_exits.
23414 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23415 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23416 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23417 update single exit information.
23418 * lambda-code.c (perfect_nestify): Ditto.
23419 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23420 (mark_single_exit_loops): Removed.
23421 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23422 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23423 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23425 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23426 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23427 (verify_loop_structure): Verify consistency of the exit lists.
23428 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23429 (set_single_exit): Removed.
23430 * cfgloop.h (struct loop_exit): New function.
23431 (struct loop): single_exit_ field replaced by exits field.
23432 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23433 LOOPS_HAVE_RECORDED_EXITS.
23434 (struct loops): Added exits hash.
23435 (mark_single_exit_loops, set_single_exit): Declaration removed.
23436 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23438 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23440 * doc/invoke.texi: Avoid use of @headitem.
23442 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23444 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23446 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23448 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23451 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23452 Richard Sandiford <richard@codesourcery.com>
23454 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23455 * config/m68k/m68k.opt: Resort options.
23456 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23458 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23459 Richard Sandiford <richard@codesourcery.com>
23461 * doc/invoke.texi: Document the macros that are defined by
23462 m68k's -mtune and -mhard-float options.
23463 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23464 (m68k_cpp_cpu_family): Likewise.
23465 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23466 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23467 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23468 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23469 (m68k_cpp_cpu_family): Likewise.
23471 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23473 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23474 macros besides mc68000 as tuning macros. Use a switch statement
23475 to set them and mcpu32.
23477 2007-01-12 Julian Brown <julian@codesourcery.com>
23479 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23480 (TARGET_68040_ONLY): Rename to...
23481 (TARGET_68040): ...this.
23482 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23483 * config/m68k/m68k.md: Likewise.
23485 2007-01-12 Julian Brown <julian@codesourcery.com>
23486 Nathan Sidwell <nathan@codesourcery.com>
23487 Richard Sandiford <richard@codesourcery.com>
23489 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23490 the -mcpu= argument associated with the --with-cpu setting.
23491 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23492 if different from the one implied by the -mcpu setting.
23493 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23494 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23495 * doc/invoke.texi: Mention ColdFire in the introduction to the
23496 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23497 -mno-div and -mhard-float options. Make -m68881 a synonym for
23498 -mhard-float. Document the previously-undocumented -m5206e,
23499 -m528x, -m5307 and -m5407 options. Tweak the existing option
23500 documentation for consistency.
23501 * doc/install.texi: Mention new --with-cpu arguments.
23502 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23503 default CPU if neither -mcpu nor -march are specified.
23504 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23505 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23506 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23507 using m68k_tune to decide between families that implement the
23508 same ISA. Use m68k_tune to set __mcfv4e__.
23509 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23510 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23511 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23512 (FL_ISA_C, FL_ISA_MMU): New macros.
23513 (MASK_COLDFIRE): Delete.
23514 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23515 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23516 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23517 (TARGET_HARD_FLOAT): Do not define here.
23518 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23519 (TUNE_68000): New macro.
23520 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23521 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23522 (TUNE_CFV2): Redefine in terms of m68k_tune.
23523 (uarch_type, target_device, fpu_type): New enums.
23524 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23525 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23526 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23527 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23528 (FL_FOR_isa_c): New macros.
23529 (m68k_isa): New enum.
23530 (m68k_target_selection): New structure.
23531 (all_devices, all_isas, all_microarchs): New tables.
23532 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23533 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23534 (MASK_ALL_CPU_BITS): Delete.
23535 (m68k_find_selection): New function.
23536 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23537 Map the legacy target options to a combination of the new ones.
23538 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23539 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23540 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23542 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23543 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23545 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23546 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23547 * config/m68k/m68k-devices.def: New file.
23549 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23550 Nathan Sidwell <nathan@codesourcery.com>
23552 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23553 (SUBTARGET_EXTRA_SPECS): New macros.
23554 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23555 use %(asm_cpu_spec) instead.
23556 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23557 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23558 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23559 (EXTRA_SPECS): Rename to...
23560 (SUBTARGET_EXTRA_SPECS): ...this.
23562 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23563 Richard Sandiford <richard@codesourcery.com>
23564 Julian Brown <julian@codesourcery.com>
23566 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23567 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23568 to the configuration's default CPU.
23569 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23570 Remove default masks.
23571 (m680[012]0-*-*): Set the default with_cpu to the first part of
23573 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23574 (m68k*-*-linux): Extend the --with-cpu handling to...
23575 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23576 and m68010. Don't set target_cpu_default2.
23577 * doc/install.texi: Document --with-cpu for m68k.
23578 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23579 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23580 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23581 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23582 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23583 (ASM_SPEC): Remove use of %(asm_cpu_default).
23584 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23585 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23586 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23587 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23588 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23589 (TARGET_DEFAULT): Delete.
23590 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23591 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23592 (CPP_CPU_SPEC): Delete.
23593 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23594 the appropriate string.
23595 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23596 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23597 (ASM_SPEC): Don't use %(asm_default_spec).
23598 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23599 TARGET_DEFAULT and add MASK_68881.
23600 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23602 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23604 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23605 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23606 MASK_68010 alongside MASK_68020.
23607 * doc/invoke.texi: Document -m68010.
23608 * config/m68k/m68k.opt (m68010): New.
23609 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23611 (TUNE_68010): New macro.
23612 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23613 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23614 (M68K_CPU_m68332): Add MASK_68010.
23615 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23616 fallback definition.
23617 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23619 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23620 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23621 to all entries that use MASK_68020.
23622 (output_move_simode_const, output_move_himode, output_move_qimode)
23623 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23624 instead of TARGET_68020 to select clr behavior. Remove comment
23625 about there being no TARGET_68010.
23626 * config/m68k/m68k.md: Likewise throughout.
23628 2007-01-12 Julian Brown <julian@codesourcery.com>
23630 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23631 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23632 * config/m68k/m68k.md: Likewise.
23634 2007-01-12 Julian Brown <julian@codesourcery.com>
23636 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23637 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23639 2007-01-12 Julian Brown <julian@codesourcery.com>
23641 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23642 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23643 * config/m68k/m68k.md: Likewise.
23645 2007-01-12 Julian Brown <julian@codesourcery.com>
23646 Richard Sandiford <richard@codesourcery.com>
23648 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23649 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23650 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23652 (TARGET_CPU32): Rename to...
23653 (TUNE_CPU32): ...this.
23654 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23655 (TUNE_CFV2): New macros.
23656 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23657 remove conditions that are implied by TARGET_68020.
23658 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23659 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23660 (m68k_output_function_epilogue): Likewise.
23661 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23662 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23663 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23664 non-68000 timings. Refactor multiplication and division costs.
23665 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23666 TUNE_CPU32 instead of TARGET_CPU32.
23667 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23668 and TUNE_68060 instead of TARGET_68060.
23669 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23670 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23672 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23673 && !TARGET_COLDFIRE" to choose between moveq and clr.
23674 Likewise in the unnamed movsf pattern.
23675 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23676 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23679 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23681 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23682 of tabbing before backslashes.
23684 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23686 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23687 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23688 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23690 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23692 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23693 find_interesting_uses_cond.
23694 (find_interesting_uses_cond): Use extract_cond_operands.
23695 (rewrite_use_compare): Use extract_cond_operands and
23696 force_gimple_operand_bsi. Do not call update_stmt.
23697 (determine_use_iv_cost_condition): Use extract_cond_operands.
23698 Return cheaper of using original bound and changing the exit bound.
23700 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23702 PR tree-optimization/29516
23703 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23704 most_expensive_mult_to_index, addr_to_parts,
23705 create_mem_ref, maybe_fold_tmr): Make the type of
23706 fields of TARGET_MEM_REF sizetype.
23707 (move_fixed_address_to_symbol, move_pointer_to_base):
23709 * tree.def (TARGET_MEM_REF): Add comment on types of
23712 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23714 * c-common.c (vector_types_convertible_p): Treat opaque types as
23715 always convertible if they have the same size, but not otherwise.
23717 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23719 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23720 Remove the b_unconditional field.
23721 (noce_try_sign_mask): Do not look at b_unconditional.
23722 (noce_process_if_block): Do not use merge_if_blocks. Update
23723 the CFG here. Do not set b_unconditional.
23724 (cond_move_process_if_block): Likewise.
23725 (find_cond_trap): Likewise.
23726 (check_cond_move_block): Require simple jump insns at the end
23727 of the basic block.
23729 2007-01-11 Jan Hubicka <jh@suse.cz>
23731 PR tree-optimization/1046
23732 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23733 when alias info is not ready.
23734 (pass_tail_recursion): Do not require aliasing.
23735 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23736 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23737 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23738 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23739 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23740 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23741 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23743 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23744 When aliasing is not build, mark statement as volatile.
23746 2007-01-11 Tom Tromey <tromey@redhat.com>
23748 PR preprocessor/15185, PR preprocessor/20989:
23749 * doc/cppopts.texi <-MT>: Update description of algorithm for
23750 computing default target.
23751 <-M, -MD>: Reword "basename" text.
23753 2007-01-11 Roger Sayle <roger@eyesopen.com>
23755 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23756 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23757 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23758 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23759 fold_builtin_bswap, real_constp, fold_builtin_pow,
23760 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23761 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23762 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23763 * convert.c (convert_to_pointer): Likewise.
23764 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23765 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23766 const_binop, fold_convert_const_int_from_int,
23767 fold_convert_const_int_from_real,
23768 fold_convert_const_real_from_real, sign_bit_p,
23769 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23770 fold_sign_changed_comparison, fold_unary, fold_comparison,
23771 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23772 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23773 * print-tree.c (print_node_brief, print_node): Likewise.
23774 * stor-layout.c (place_field, layout_type): Likewise.
23775 * tree-chrec.c (keep_cast): Likewise.
23776 * tree.c (build_vector, build_real, build_real_from_int_cst,
23777 build_complex): Likewise.
23779 2007-01-11 Roger Sayle <roger@eyesopen.com>
23781 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23782 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23784 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23786 * configure.ac (strict1_warn): Rename to strict_warn.
23787 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23788 cc_set_by_configure, quoted_cc_set_by_configure,
23789 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23790 all_boot_languages, all_stagestuff): Remove.
23791 (target_list): Remove bootstrap targets.
23792 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23793 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23794 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23795 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23796 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23797 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23798 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23799 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23800 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23801 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23802 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23803 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23804 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23805 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23806 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23807 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23808 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23809 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23810 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23811 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23812 (mostlyclean): Adjust.
23813 (clean, distclean): Don't mention bootstrap stuff.
23814 * configure: Regenerate.
23815 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23816 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23817 treelang/config-lang.in (stagestuff): Remove.
23818 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23819 stageprofile, stagefeedback, stagestuff): Remove mention.
23821 2007-01-11 Nick Clifton <nickc@redhat.com>
23823 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23825 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23826 (mcore_arith_K_S_operand): Run the test for the S constraint not
23827 the test for the M constraint.
23828 (mcore_addsub_operand): Do not accept integer values that are
23829 larger than 32 bits.
23830 * config/mcore/mcore.md: Remove unused constraints from split.
23831 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23832 (addsi3): Likewise.
23833 (allocate_stack): Likewise.
23834 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23835 operands to 32 bits.
23836 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23838 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23839 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23840 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23841 mcore_output_bclri, mcore_output_andn, output_inline_const,
23842 mcore_output_move, mcore_output_movedouble): Likewise.
23843 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23844 (output_inline_const): Likewise.
23845 (output_inline_const): Fix format strings used in sprintf
23847 * config/mcore/mcore-protos.h: Update prototypes for changed
23848 functions in mcore.c.
23849 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23850 HOST_WIDE_INT and not int.
23851 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23852 CONST_OK_FOR_N): Likewise.
23853 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23854 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23857 2007-01-10 Jan Hubicka <jh@suse.cz>
23859 * tree-vrp.c (remove_range_assertions): Release defs.
23860 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23861 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23863 2007-01-10 Paul Brook <paul@codesourcery.com>
23865 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23866 * config/arm/arm.md (mulsi3subsi): New insn.
23868 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23870 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23871 (tree_transform_and_unroll_loop): New.
23872 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23875 2007-01-10 Robert Kennedy <jimbob@google.com>
23877 * fold-const.c (fold_comparison): Fold comparisons like (x *
23878 1000 < 0) to (x < 0).
23880 2007-01-10 Ian Lance Taylor <iant@google.com>
23882 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23883 operands have the same priority.
23885 2007-01-10 Tom Tromey <tromey@redhat.com>
23887 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23888 (fold_binary): Likewise.
23889 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23890 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23891 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23892 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23893 * langhooks.h (struct lang_hooks): Removed field
23894 'can_use_bit_fields_p'.
23896 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23898 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23900 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23902 * function.c (get_last_funcdef_no): New function.
23903 * function.h (get_last_funcdef_no): Declare.
23904 * tree-inline.c (initialize_cfun): Add initialization.
23905 (tree_function_versioning): Cleanup.
23907 2007-01-10 Jan Hubicka <jh@suse.cz>
23909 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23912 2007-01-10 Sa Liu <saliu@de.ibm.com>
23913 Ben Elliston <bje@au.ibm.com>
23915 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23916 for SAVE_NONLOCAL and Pmode for any other save level.
23917 * spu-protos.h (spu_restore_stack_block): Declare.
23918 * spu.md (save_stack_block): Remove.
23919 (restore_stack_block): Call spu_restore_stack_block.
23920 * spu.c (spu_restore_stack_block): New function.
23921 (spu_expand_epilogue): Remove old comment.
23923 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23925 PR tree-optimization/30322
23926 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23927 (cand_value_at): Return the value as aff_tree.
23928 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23929 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23930 aff_combination_mult): New functions.
23931 (aff_combination_add): Use aff_combination_add_cst.
23932 (aff_combination_convert): Allow conversions to a wider type.
23933 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23934 * tree-affine.h (aff_combination_mult): Declare.
23936 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23938 * doc/tm.texi: Update documentation to reflect reality of exec
23939 and start file search behaviours. Update copyright year.
23940 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23941 header file directories.
23943 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23945 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23946 (*cosxf2): Rename to cosxf2_i387.
23947 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23948 using X87MODEF12 mode macro. Rename patterns to
23949 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23951 (*cosdf2, *cossf2): Ditto.
23952 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23953 to match extended input operands.
23954 (sincos<mode>3): New expander.
23955 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23956 insn patterns and corresponding splitters.
23958 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23960 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23961 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23963 2007-01-09 Nicolas Pitre <nico@cam.org>
23966 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23968 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23970 * target.h (struct gcc_target): New field library_rtti_comdat.
23971 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23972 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23973 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23974 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23976 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23978 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23980 2007-01-08 Richard Guenther <rguenther@suse.de>
23982 * tree.h (force_fit_type_double): Export.
23983 (force_fit_type): Remove.
23984 * fold-const.c (force_fit_type_double): New function.
23985 (force_fit_type): Remove.
23986 (int_const_binop): Use it.
23987 (fold_convert_const_int_from_int): Likewise.
23988 (fold_convert_const_int_from_real): Likewise.
23989 (fold_div_compare): Likewise.
23990 (fold_sign_changed_comparison): Likewise.
23991 (fold_unary): Likewise.
23992 (fold_negate_const): Likewise.
23993 (fold_abs_const): Likewise.
23994 (fold_not_const): Likewise.
23995 * c-common.c (shorten_compare): Use force_fit_type_double.
23996 * convert.c (convert_to_pointer): Likewise.
23998 2007-01-08 Richard Guenther <rguenther@suse.de>
24000 * tree.h (build_int_cst_wide_type): Export.
24001 * tree.c (build_int_cst_wide_type): New function.
24002 (build_int_cst_wide): Fix comment.
24003 * builtins.c (fold_builtin_object_size): Use build_int_cst
24004 to build -1 or 0 of the correct type. Use fit_double_type
24005 to check for overflow.
24006 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
24008 (decode_field_reference): Likewise.
24009 (all_ones_mask_p): Likewise.
24010 (native_interpret_int): Use build_int_cst_wide_type.
24011 (fold_binary): Use build_int_cst_type to build an all-ones
24013 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
24015 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
24017 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
24019 2007-01-09 Ben Elliston <bje@au.ibm.com>
24021 * genautomata.c (STATS_OPTION): New option.
24022 (stats_flag): New flag.
24023 (gen_automata_option): Handle it.
24024 (initiate_automaton_gen): Ditto.
24025 (write_automata): Output statistics only if stats_flag is
24026 set. Likewise, output time statistics only if time_flag is set.
24027 * doc/md.texi (Processor pipeline description): Document new flag.
24029 2007-01-08 Richard Guenther <rguenther@suse.de>
24031 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
24032 * tree.c (build_int_cst_type): Likewise.
24033 (size_in_bytes): Don't call force_fit_type on the result.
24034 (int_fits_type_p): Use fit_double_type.
24035 * fold-const.c (fit_double_type): New function.
24036 (force_fit_type): Use it.
24037 * tree.h (fit_double_type): Export.
24039 2007-01-08 Jan Hubicka <jh@suse.cz>
24041 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
24042 * ipa.c (function_and_variable_visibility): Fix return type.
24044 2007-01-08 Richard Guenther <rguenther@suse.de>
24046 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
24047 of offset to build the index.
24048 * tree-pretty-print.c (dump_generic_node): Don't build negated
24049 const just for printing.
24050 * c-pretty-print.c (pp_c_integer_constant): Likewise.
24051 * builtins.c (fold_builtin_int_roundingfn): Check if result
24052 fits the type by using force_fit_type and comparing the result.
24053 * predict.c (predict_loops): Use compare_tree_int for comparison.
24054 * tree.c (build_int_cst): Fall back to integer_type_node for
24056 (build_int_cst_wide): Assert type is non-null.
24058 2007-01-08 Roberto Costa <roberto.costa@st.com>
24060 * tree-vrp.c (extract_range_from_cond_expr): New.
24061 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
24062 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
24064 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
24065 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
24066 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
24067 used as expressions.
24068 * tree-object-size.c (cond_expr_object_size): New.
24069 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
24071 2007-01-08 Jan Hubicka <jh@suse.cz>
24073 * tree-ssa-forwprop.c (forward_propagate_into_cond,
24074 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
24077 2007-01-08 Richard Guenther <rguenther@suse.de>
24079 PR tree-optimization/23603
24080 * tree-vrp.c (set_value_range_to_truthvalue): New function.
24081 (extract_range_from_binary): Fall back to truthvalue instead of
24082 varying for TRUTH_*_EXPR.
24083 (extract_range_from_comparison): Fall back to truthvalue instead of
24085 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
24086 if all visited PHI values were constant.
24088 2007-01-08 Jan Hubicka <jh@suse.cz>
24090 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
24091 (cgraph_analyze_function): break out from ...
24092 (cgraph_finalize_compilation_unit): ... here.
24093 (cgraph_expand_function): Remove forgoten commented out line.
24094 (cgraph_optimize): Analyze functions.
24096 2007-01-08 Jan Hubicka <jh@suse.cz>
24098 * tree-pas.h (TODO_remove_function): New flag.
24099 (TODO_update*): Renumber.
24100 (pass_ipa_increase_alignment,
24101 pass_ipa_function_and_variable_visibility): New passes.
24102 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24103 (cgraph_function_and_variable_visibility): Move to ipa.c
24104 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24105 cgraph_increase_alignment.
24106 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24107 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24108 calling tree-inline.
24109 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24110 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24111 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24112 (gate_increase_alignment): New function.
24113 (pass_ipa_increase_alignment): New pass.
24114 * ipa.c: Inline tree-pass.h and timevar.h
24115 (function_and_variable_visibility): Move here from cgraphunit.c
24116 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24117 * passes.c (init_optimization_passes): Add the two new passes.
24118 (execute_todo): Handle cgraph_remove_functions.
24120 2007-01-08 Nick Clifton <nickc@redhat.com>
24122 * config/frv/predicates.md (reg_or_0_operand): Accept
24125 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24127 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24128 * config.gcc: Add bfin*-rtems*.
24130 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24132 * c.opt: Add -flax-vector-conversions.
24133 * c-typeck.c (convert_for_assignment): Pass flag to
24134 vector_types_convertible_p to allow emission of note.
24135 (digest_init): Likewise.
24136 * c-opts.c: Handle -flax-vector-conversions.
24137 * c-common.c (flag_lax_vector_conversions): New.
24138 (vector_types_convertible_p): Unless -flax-vector conversions
24139 has been passed, disallow conversions between vectors with
24140 differing numbers of subparts and/or element types. If such
24141 a conversion is disallowed, possibly emit a note on the first
24142 occasion only to inform the user of -flax-vector-conversions.
24143 The new last argument specifies this.
24144 * c-common.h (flag_lax_vector_conversions): New.
24145 (vector_types_convertible_p): Add extra argument.
24146 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24147 char_type_node for V*QI type vectors.
24148 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24149 Update to satisfy new typechecking rules.
24150 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24151 C and C++ variants.
24152 * doc/invoke.texi (C Dialect Options): Document
24153 -flax-vector-conversions.
24155 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24157 PR tree-optimization/29877
24158 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24159 a register variable on the RHS to not be replaceable.
24161 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24162 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24163 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24164 const_simm15, const_pow2, const_npow2): Added.
24165 * config/score/misc.md (insv, extv, extzv, movmemsi,
24166 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24167 * config/score/score.c (score_address_cost, score_select_cc_mode):
24169 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24170 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24171 Update score_print_operand.
24172 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24173 Adjust register allocate order and update some macro define.
24174 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24175 mdx_block_move_straight, mdx_block_move_loop_head,
24176 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24177 mdx_block_move_loop, mdx_block_move): Added.
24178 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24179 mdp_limm): Updated and fix some bug and typo.
24180 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24181 (movsf, movdf, doloop_end): Added.
24183 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24185 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24186 config/arm/thumb2.md: Fix comment typos.
24187 * doc/extend.texi: Fix a typo.
24189 2007-01-07 Eric Christopher <echristo@apple.com>
24191 * configure.ac: Check for __stack_chk_fail for darwin.
24192 * configure: Regenerate.
24194 2007-01-07 Richard Guenther <rguenther@suse.de>
24196 * tree-vrp.c (extract_range_from_assert): CSE calls to
24197 compare_values where possible.
24198 (extract_range_from_unary_expr): Likewise.
24200 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24202 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24203 * config/avr/avr.c (call_insn_operand): Delete function.
24204 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24205 instead of register number. Use predicates.
24206 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24207 call_insn_operand): Add.
24209 2007-01-06 Jan Hubicka <jh@suse.cz>
24211 * tree-pass.h (pass_build_cgraph_edges): Declare.
24212 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24213 (visited_nodes): Remove.
24214 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24215 build_cgrpah_edges; make visited_nodes local.
24216 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24217 (record_references_in_initializer): Move to cgraphbuild.c
24218 (initialize_inline_failed, rebuild_cgraph_edges,
24219 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24220 (verify_cgraph_node): Make visited_nodes local.
24221 (cgraph_analyze_function): Do not call cgraph_create_edges and
24222 initialize_inline_failed.
24223 (cgraph_expand_function): Do not call cgraph_lower_function;
24224 assert that function is already lowered.
24225 * Makefile.in (cgraphbuild.o): New.
24226 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24227 at the end of lowering passes.
24229 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24231 * ifcvt.c (cond_move_convert_if_block): New function, code
24232 factored out from...
24233 (cond_move_process_if_block): ...here. Call the new function
24234 on the THEN and ELSE blocks.
24235 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24236 already takes care of this.
24238 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24241 * tree.h (TREE_OVERFLOW_P): New.
24242 * c-typeck.c (parser_build_unary_op): Warn only if result
24243 overflowed and operands did not.
24244 (parser_build_binary_op): Likewise.
24245 (convert_for_assignment): Remove redundant overflow_warning.
24246 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24248 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24250 * c-typeck.c (store_init_value): Split over two lines to follow
24251 the GNU coding style.
24253 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24255 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24256 __GXX_EXPERIMENTAL_CXX0X__.
24257 * doc/cpp.texi: Same.
24259 2007-01-05 Richard Guenther <rguenther@suse.de>
24261 PR middle-end/27826
24262 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24263 with mismatched types. Instead explicitly build a
24264 conversion NOP_EXPR.
24266 2007-01-05 Ian Lance Taylor <iant@google.com>
24268 * c-common.c (decl_with_nonnull_addr_p): New function.
24269 (c_common_truthvalue_conversion): Call it.
24270 * c-typeck.c (build_binary_op): Likewise.
24271 * c-common.h (decl_with_nonnull_addr_p): Declare.
24273 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24276 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24279 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24281 * doc/install.texi (Final install): Document the fact that
24282 the GNAT runtime should not be stripped.
24284 2007-01-04 Jan Hubicka <jh@suse.cz>
24286 * tree-inline.c (fold_marked_statements): Update operand caches
24287 and EH after folding
24289 2007-01-04 Ian Lance Taylor <iant@google.com>
24291 * c-common.c (check_function_nonnull): Whitespace fix.
24293 2007-01-04 Jan Hubicka <jh@suse.cz>
24295 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24296 comitted older version of patch.
24297 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24298 function, celanup cfg and collect garbage.
24300 2007-01-04 Mike Stump <mrs@apple.com>
24302 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24305 2007-01-04 Eric Christopher <echristo@apple.com>
24307 * libgcc2.c (__bswapsi2): Use SItype.
24308 (__bswapdi2): Use DItype.
24309 * libgcc2.h: Update for above.
24311 2007-01-04 Paul Brook <paul@codesourcery.com>
24313 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24314 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24315 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24316 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24317 umulsi3_highpart): Make conditional on !arm_arch6.
24318 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24319 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24320 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24321 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24322 umulsi3_highpart_v6): New insns.
24324 2007-01-04 Roger Sayle <roger@eyesopen.com>
24326 * fold-const.c (fold_convert): When casting an expression to void,
24327 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24328 have a type. Instead of attempting to build a NOP_EXPR, return
24329 these "special" trees directly.
24331 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24333 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24334 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24335 rs6000_cost->fp not 0 as adjustment for outer NEG.
24337 2007-01-04 Jan Hubicka <jh@suse.cz>
24339 * cgraph.c (cgraph_release_function_body): New function.
24340 (cgraph_remove_node): Use it.
24341 * cgraph.h (cgraph_release_function_body): Declare.
24342 * cgraphunit.c (cgraph_expand_function): Use it.
24343 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24344 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24345 is initialized and while compilation of other function is running.
24346 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24347 statement CFG annotations from here to ...
24348 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24350 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24352 * cfgloop.h (enum li_flags): Make the constants powers of two.
24354 2007-01-04 Jan Hubicka <jh@suse.cz>
24356 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24358 (fold_marked_statements): New function.
24359 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24360 * tree-inline.h (copy_body_data): Add statements_to_fold.
24362 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24364 * config.gcc: Mention libgcc/config.host.
24365 * Makefile.in: Update comments mentioning libgcc.
24366 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24367 (all.cross, start.encap, rest.encap, rest.cross): Update
24368 dependencies for libgcc move.
24369 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24370 (clean-target, clean-target-libgcc): Delete.
24371 (srcdirify, GCC_EXTRA_PARTS): New macros.
24372 (libgcc-support, libgcc.mvars): New rules.
24373 (distclean): Remove mention of mklibgcc.
24374 (install): Don't reference INSTALL_LIBGCC.
24375 (install-common): Don't reference EXTRA_PARTS.
24376 (install-libgcc, install-multilib): Delete rules.
24377 * mklibgcc.in: Delete file.
24378 * doc/configfiles.texi: Don't mention mklibgcc.
24380 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24381 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24382 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24383 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24384 (mklibgcc, ldblspecs): Likewise.
24386 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24387 (posixpre.def): Use $(T).
24388 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24389 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24390 (SHLIB_LINK): Make dummy.
24391 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24393 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24395 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24396 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24397 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24398 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24400 * configure.ac (all_outputs): Remove mklibgcc.
24401 * configure: Regenerated.
24403 2007-01-03 Josh Conner <jconner@apple.com>
24405 PR middle-end/29683
24406 * calls.c (compute_argument_addresses): Set stack and stack_slot
24407 for partial args, too.
24408 (store_one_arg): Use locate.size.constant for the size when
24409 generating a save_area.
24411 2007-01-03 Robert Kennedy <jimbob@google.com>
24413 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24414 whose definitions are deleted due to basic block merging.
24416 2007-01-03 Paul Brook <paul@codesourcery.com>
24419 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24421 (use_return_insn): Return 0 for Thumb interrupt functions.
24422 (print_multi_reg): Add rfe argument for IRQ returns.
24423 (arm_output_epilogue): Pop interrupt return address directly into PC.
24424 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24426 2007-01-03 Paul Brook <paul@codesourcery.com>
24428 Merge from sourcerygxx-4_1.
24429 * config/arm/thumb2.md: New file.
24430 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24432 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24433 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24434 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24435 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24437 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24438 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24440 * config/arm/ieee754-sf.S: Ditto.
24441 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24442 (thumb1_base_register_rtx_p): ... to this.
24443 (thumb_index_register_rtx_p): Rename...
24444 (thumb1_index_register_rtx_p): ... to this.
24445 (thumb_output_function_prologue): Rename...
24446 (thumb1_output_function_prologue): ... to this.
24447 (thumb_legitimate_address_p): Rename...
24448 (thumb1_legitimate_address_p): ... to this.
24449 (thumb_rtx_costs): Rename...
24450 (thumb1_rtx_costs): ... to this.
24451 (thumb_compute_save_reg_mask): Rename...
24452 (thumb1_compute_save_reg_mask): ... to this.
24453 (thumb_final_prescan_insn): Rename...
24454 (thumb1_final_prescan_insn): ... to this.
24455 (thumb_expand_epilogue): Rename...
24456 (thumb1_expand_epilogue): ... to this.
24457 (arm_unwind_emit_stm): Rename...
24458 (arm_unwind_emit_sequence): ... to this.
24459 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24460 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24461 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24462 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24463 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24464 thumb2_output_casesi): New functions.
24465 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24466 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24467 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24468 THUMB2_WORK_REGS): Define.
24469 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24470 arm_condexec_mask, arm_condexec_masklen)): New variables.
24471 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24472 (arm_override_options): Check new CPU capabilities.
24473 Set new architecture flag variables.
24474 (arm_isr_value): Handle v7m interrupt functions.
24475 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24477 (const_ok_for_arm): Handle Thumb-2 constants.
24478 (arm_gen_constant): Ditto. Use movw when available.
24479 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24481 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24482 (thumb_find_work_register, arm_load_pic_register,
24483 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24484 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24485 print_multi_reg, output_mov_long_double_fpa_from_arm,
24486 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24487 output_mov_double_fpa_from_arm, output_move_double,
24488 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24489 output_return_instruction, arm_output_function_prologue,
24490 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24491 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24492 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24493 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24494 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24495 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24497 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24498 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24499 (arm_file_start): Output directive for unified syntax.
24500 (arm_unwind_emit_set): Handle stack alignment instruction.
24501 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24502 Add v6t2, v7, v7a, v7r and v7m.
24503 (RETLDM): Add Thumb-2 code.
24504 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24505 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24506 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24507 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24508 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24509 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24510 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24511 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24512 ADJUST_INSN_LENGTH): Define.
24513 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24514 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24515 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24516 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24517 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24518 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24519 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24520 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24521 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24522 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24523 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24524 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24525 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24526 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24527 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24528 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24529 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24531 * config/arm/arm-tune.md: Regenerate.
24532 * config/arm/arm-protos.h: Update prototypes.
24533 * config/arm/vfp.md: Enable patterns for Thumb-2.
24534 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24535 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24536 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24537 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24538 * config/arm/libunwind.S: Add Thumb-2 code.
24539 * config/arm/constraints.md: Update include Thumb-2.
24540 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24541 * config/arm/ieee754-df.S: Ditto.
24542 * config/arm/bpabi.S: Ditto.
24543 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24544 * config/arm/predicates.md (low_register_operand,
24545 low_reg_or_int_operand, thumb_16bit_operator): New.
24546 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24547 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24548 * config/arm/t-arm-elf: Add armv7 multilib.
24549 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24551 (UNSPEC_STACK_ALIGN, ce_count): New.
24552 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24553 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24555 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24556 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24557 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24558 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24559 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24560 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24562 * doc/extend.texi: Document ARMv7-M interrupt functions.
24563 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24565 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24567 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24568 (struct _Unwind_Context): Rename args_size to flags, remove
24569 signal_frame field, add a new args_size field and version field.
24570 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24571 _Unwind_IsExtendedContext): New inline functions.
24572 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24573 Assume by_value array is only present if _Unwind_IsExtendedContext.
24574 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24575 _Unwind_IsSignalFrame.
24576 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24577 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24578 (uw_init_context_1): Initialize context->flags to
24579 EXTENDED_CONTEXT_BIT.
24580 * config/rs6000/linux-unwind.h (frob_update_context): Use
24581 _Unwind_SetSignalFrame.
24583 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24585 PR middle-end/30353
24586 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24587 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24590 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24592 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24593 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24594 RET, AT_SP): Remove.
24595 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24598 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24599 * cfgbuild.c (find_basic_blocks): Likewise.
24600 * cfgrtl.c (rtl_create_basic_block): Likewise.
24601 * function.c (temp_slots_at_level): Likewise.
24602 * reg-stack.c (stack_regs_mentioned): Likewise.
24603 * regclass.c (allocate_reg_info): Likewise.
24604 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24605 set_bb_for_stmt, move_block_to_fn): Likewise.
24606 * tree-complex.c (tree_lower_complex): Likewise.
24607 * vec.h (VEC_safe_grow_cleared): New.
24609 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24611 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24613 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24614 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24616 * cfgloopmanip.c (scale_loop_frequencies): Export.
24617 (loopify): Scale the frequencies by prescribed coefficients.
24618 (set_zero_probability): New function.
24619 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24620 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24621 and frequencies according to arguments.
24622 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24624 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24625 * modulo-sched.c (sms_schedule): Set probabilities for entering
24626 versioned loop correctly.
24627 * tree-vect-transform.c (vect_transform_loop): Ditto.
24628 * cfgloop.h (loopify, loop_version): Declaration changed.
24629 (scale_loop_frequencies): Declared.
24631 2007-01-02 Jan Hubicka <jh@suse.cz>
24633 * cgraph.c: Include tree-flow.h
24634 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24635 early_local_passes.
24636 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24637 * tree-pass.h (pass_all_early_optimizations): Declare.
24638 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24639 early_local_passes.
24640 (cgraph_analyze_function): Do early_local_passes.
24641 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24642 Do not add referenced vars.
24643 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24645 (gate_all_early_local_passes): New gate.
24646 (pass_early_local_passes): Use new gate.
24647 (execute_early_local_optimizations): New functions.
24648 (gate_all_early_optimizations): New gate.
24649 (pass_all_early_optimizations): New pass.
24650 (execute_free_datastructures): Free SSA only when initialized.
24651 (gate_init_datastructures): Init only when optimizing.
24652 (tree_lowering_passes): Do early local passes when called late.
24653 * tree-profile.c (do_tree_profiling): Don't profile functions added
24655 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24656 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24658 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24659 during early_local_passes.
24660 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24663 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24665 * Makefile.in: Update copyright year.
24667 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24669 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24670 in $(lang_checks) and check-consistency targets.
24672 2007-01-02 Jan Hubicka <jh@suse.cz>
24674 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24675 Do not add referenced vars.
24676 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24678 * passes.c (init_optimization_passes): Put mudflap_2 after
24679 free_datastructures.
24681 2007-01-02 Jan Hubicka <jh@suse.cz>
24683 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24684 Set NOTHROW flag on call statements proved to be nothrow.
24685 Update statement of local calls so new pure/const functions are
24686 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24688 (tree_rest_of_compilation): Register hooks and initialize bitmap
24689 early. Do not set after_inlining flag.
24691 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24693 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24694 HOST_BITS_PER_LONGLONG
24696 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24699 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24700 warning for non-static initializers.
24702 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24704 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24705 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24706 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24707 Always use set_unique_reg_note to add REG_EQUAL notes.
24709 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24712 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24714 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24715 * cfgbuild.c (find_basic_blocks): Likewise.
24716 * cfgrtl.c (rtl_create_basic_block): Likewise.
24717 * function.c (temp_slots_at_level): Likewise.
24718 * reg-stack.c (stack_regs_mentioned): Likewise.
24719 * regclass.c (allocate_reg_info): Likewise.
24720 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24721 set_bb_for_stmt, move_block_to_fn): Likewise.
24722 * tree-complex.c (tree_lower_complex): Likewise.
24723 * vec.h (VEC_safe_grow_cleared): New.
24725 2007-01-02 Ian Lance Taylor <iant@google.com>
24727 * c-common.c (c_common_truthvalue_conversion): When warning about
24728 using an assignment as a truth value, set TREE_NO_WARNING.
24730 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24733 * c.opt (Wold-style-declaration): New.
24734 * doc/invoke.texi (C-only Warning Options): New.
24735 (Wold-style-declaration): Document it.
24736 (Wextra): Enabled by -Wextra.
24737 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24738 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24739 -Wold-style-declaration.
24741 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24743 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24744 * cfgbuild.c (find_basic_blocks): Likewise.
24745 * cfgrtl.c (rtl_create_basic_block): Likewise.
24746 * function.c (temp_slots_at_level): Likewise.
24747 * reg-stack.c (stack_regs_mentioned): Likewise.
24748 * regclass.c (allocate_reg_info): Likewise.
24749 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24750 set_bb_for_stmt, move_block_to_fn): Likewise.
24751 * tree-complex.c (tree_lower_complex): Likewise.
24752 * vec.h (VEC_safe_grow_cleared): New.
24754 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24756 * c-common.c (c_common_nodes_and_builtins): Since variants of
24757 void_type_node get built before it is given a name, we need to
24758 give those variants the name, too.
24759 (complete_array_type): We need to work with the canonical main
24760 type of the array, from which we will build the qualified version.
24761 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24762 * print-tree.c (print_node): Display canonical type information
24764 * stor-layout.c (layout_type): When we don't know the
24765 alignment of a type for which we're building an array, we end up
24766 guessing wrong, so make the type require structural equality.
24767 * tree.c (make_node_stat): When we build a new type, it is its
24768 own canonical type.
24769 (build_type_attribute_qual_variant): When building an attribute
24770 variant, its canonical type is the non-attribute variant. However,
24771 if the attributes are target-dependent and they differ, we need to
24772 use structural equality checks for this type.
24773 (build_qualified_type): A qualified type is not equivalent to its
24774 unqualified variant; set the canonical type appropriately.
24775 (build_distinct_type_copy): When building a distinct type from
24776 another type, the new type is its own canonical type.
24777 (build_variant_type_copy): When building a new type variant, we
24778 assume that it is equivalent to the original type.
24779 (build_pointer_type_for_mode): When building a pointer type, also
24780 build a canonical type pointer.
24781 (build_reference_type_for_mode): When building a reference type,
24782 also build a canonical type reference.
24783 (build_index_type): When we can't hash an index type (e.g.,
24784 because its maximum value is negative), the index type requires
24785 structural equality tests.
24786 (build_array_type): Build the canonical form of an array type.
24787 (build_function_type): Function types require structural equality,
24788 because they contain default arguments, attributes, etc.
24789 (build_method_type_directly): Ditto for method types.
24790 (build_offset_type): Build the canonical offset type.
24791 (build_complex_type): Build the canonical vector type.
24792 (make_vector_type): Build the canonical vector type.
24793 * tree.h (TYPE_CANONICAL): New.
24794 (TYPE_STRUCTURAL_EQUALITY_P): New.
24795 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24796 (struct tree_type): Added "canonical" field.
24797 * params.h (VERIFY_CANONICAL_TYPES): New.
24798 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24799 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24800 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24801 * doc/invoke.texi (verify-canonical-types): Document --param
24802 parameter for verifying canonical types.
24804 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24806 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24807 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24808 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24809 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24811 * config/rs6000/e500.h: New.
24812 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24813 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24815 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24816 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24817 TARGET_E500_DOUBLE): Remove.
24818 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24819 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24820 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24821 * config/rs6000/rs6000.c (rs6000_override_options): Use
24822 CHECK_E500_OPTIONS.
24824 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24826 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24827 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24828 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24829 rs6000_emit_cmove): Don't check TARGET_E500.
24830 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24831 sordered): Don't check TARGET_E500.
24833 2007-01-01 Eric Christopher <echristo@apple.com>
24835 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24836 HARD_REGISTER_NUM_P.
24838 2007-01-01 Roger Sayle <roger@eyesopen.com>
24840 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24841 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24842 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24845 2007-01-01 Mike Stump <mrs@apple.com>
24847 * configure.ac: Remove support for building with Apple's gcc-3.1.
24849 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24851 PR middle-end/30311
24852 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24853 REG is a hard register. Do not modify REG before calling
24855 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24856 multiple of the size of YMODE for certain lowpart cases.
24858 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24860 PR middle-end/30253
24861 * gimplify (voidify_wrapper_expr): Update for
24862 GIMPLE_MODIFY_STMT.
24864 2007-01-01 Andreas Schwab <schwab@suse.de>
24867 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24868 save of BR0 in extra_spill_size instead of spill_size.
24869 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24871 (ia64_expand_epilogue): Restore BR0 from its new location.
24873 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24875 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24876 Use a temporary variable if the left hand side is not a gimple
24879 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24881 * gimplify.c (gimplify_return_expr): Make the temporary variable
24882 for the return expression, a gimple register variable.
24884 2007-01-01 Jan Hubicka <jh@suse.cz>
24886 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24889 2007-01-01 Mike Stump <mrs@apple.com>
24891 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24893 * config/darwin.c (machopic_select_rtx_section): Use
24894 HAVE_GAS_LITERAL16.
24895 (darwin_mergeable_constant_section): Likewise.
24896 * configure: Regenerate.
24897 * config.in: Regenerate.
24899 2007-01-01 Jan Hubicka <jh@suse.cz>
24900 Andrew Pinski <pinskia@gmail.com>
24902 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24903 before starting IPA passes.