1 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
3 * gcc/builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
4 * gcc/builtins.def (BUILT_IN_REALLOC): New builtin.
6 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
9 * tree.c (build_type_attribute_qual_variant): Set canonical types
10 on the final, unqualified attribute variant before building the
13 2007-08-29 Jie Zhang <jie.zhang@analog.com>
15 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
16 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
18 2007-08-29 Jie Zhang <jie.zhang@analog.com>
21 2007-08-29 Jie Zhang <jie.zhang@analog.com>
22 * config/bfin/bfin.md (composev2hi): Put operands into vector
25 2007-08-29 Jie Zhang <jie.zhang@analog.com>
27 * config/bfin/bfin.md (composev2hi): Put operands into vector
30 2007-08-29 Jie Zhang <jie.zhang@analog.com>
32 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
33 attribute when appropriate.
34 (bfin_handle_l1_text_attribute): New.
35 (bfin_handle_l1_data_attribute): New.
36 (bfin_attribute_table): Add attributes: l1_text, l1_data,
37 l1_data_A and l1_data_B.
38 * doc/extend.texi (node Function Attributes): Document l1_text
40 (Variable Attributes): Add Blackfin subsection. Document l1_data,
41 l1_data_A and l1_data_B variable attributes.
43 2007-08-28 Jie Zhang <jie.zhang@analog.com>
45 * config/bfin/bfin.opt (minline-plt): Add.
46 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
47 call to global functions.
48 * doc/invoke.texi (Option Summary): Mention -minline-plt.
49 (Blackfin Options): Document -minline-plt.
51 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
53 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
55 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
57 2007-08-28 DJ Delorie <dj@redhat.com>
59 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
61 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
63 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
65 2007-08-28 Richard Guenther <rguenther@suse.de>
67 * tree.h (struct tree_function_decl): Increase size of
68 function_code bitfield.
70 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
71 Kazu Hirata <kazu@codesourcery.com>
73 * gcc/config/m68k/linux.h
74 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
75 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
76 (m68k_return_in_memory): New.
77 * gcc/config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
80 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
83 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
84 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
85 operand) when top VEC_SELECT extracts scalar element.
86 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
87 (*vec_extract_v4sf_mem): Ditto.
89 2007-08-28 Jakub Jelinek <jakub@redhat.com>
92 * passes.c (init_optimization_passes): Move pass_df_finish
93 after pass_postreload sublist.
95 PR rtl-optimization/33148
96 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
97 (neg (lt X 0)) if X has scalar int mode.
100 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
101 initializer, use build_vector_from_ctor if possible to create
102 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
103 even after this, return NULL.
105 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
107 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
109 2007-08-28 Richard Guenther <rguenther@suse.de>
111 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
112 (struct tree_function_decl): Make function_code a bitfield.
113 Add disregard_inline_limits flag.
114 * cgraphunit.c (cgraph_process_new_functions): Check
115 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
116 (cgraph_preserve_function_body_p): Likewise.
117 * ipa-inline.c (compute_inline_parameters): Likewise.
118 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
119 for GNU C extern inline functions.
120 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
121 * tree-inline.c (disregard_inline_limits_p): Remove.
122 * tree-inline.h (disregard_inline_limits_p): Likewise.
123 * c-common.c (handle_always_inline_attribute): Set
124 DECL_DISREGARD_INLINE_LIMITS.
125 * langhooks.c (add_builtin_function): Verify the function code
126 fits in the bitfield.
128 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
129 Vladimir Yanovsky <yanov@il.ibm.com>
130 Revital Eres <eres@il.ibm.com>
131 Andrey Belevantsev <abel@ispras.ru>
133 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
135 * modulo-sched.c: Add documentation regarding do-loop.
136 (doloop_register_get): Change number of arguments to support
137 the new do-loop pattern and check whether COUNT_REG has no other
138 occurences in the loop besides in the control part.
139 (duplicate_insns_of_cycles): Do not duplicate the insn which
140 changes count_reg as it is already adjusted.
141 (generate_prolog_epilog): New argument to support the new
142 do-loop pattern. Change the subtract instruction to use
143 expand_simple_binop. Call duplicate_insns_of_cycles with new
145 (sms_schedule): Call doloop_register_get and
146 generate_prolog_epilog with new argument. Do not handle loops
147 with single sets insns with subreg in their lhs.
148 * loop-doloop.c (doloop_optimize): Support for another do-loop
150 (doloop_condition_get): Gets an instruction instead of a pattern
151 and change the return condition when the do-loop pattern is
153 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
154 deps when considering to not create edges.
156 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
158 * doc/extend.texi (gnu_inline funtion attribute): Document C++
161 2007-08-27 Jason Merrill <jason@redhat.com>
164 * gimplify.c (gimplify_modify_expr): Discard the assignment of
165 zero-sized types after calling gimplify_modify_expr_rhs.
167 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
169 * regclass.c (init_reg_autoinc): Fix typo.
171 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
173 Fix PR tree-optimization/33173
174 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
176 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
179 * config/i386/i386.h (VALID_DFP_MODE_P): New.
180 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
183 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
184 David Ung <davidu@mips.com>
185 Nigel Stephens <nigel@mips.com>
187 Separate target-specific initialization from general
188 back-end initialization.
190 * toplev.c (init_alignments): New, split out from...
191 (process_options): ...here.
192 (backend_init_target): New, split out from...
193 (backend_init): ...here.
194 (lang_dependent_init_target): New, split out from...
195 (lang_dependent_init): ...here.
196 (target_reinit): New.
197 * toplev.h (target_reinit): Declare.
198 * expr.c (init_expr_target): Renamed from init_expr_once, since it
199 now can be called more than once. Update comments.
200 * expr.h (init_expr_target): Likewise.
201 * alias.c (init_alias_target): Renamed from init_alias_once, since it
202 now can be called more than once. Explicitly zero
203 static_reg_base_value.
204 * emit-rtl.c (init_emit_regs): New, split out from...
205 (init_emit_once): Here.
206 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
207 non-const, so that changes from command-line arguments can overwrite
208 values provided by the static initializers.
209 (initial_call_really_used_regs): New, used similarly to the above.
210 (initial_reg_names): Likewise.
211 (last_mode_for_init_move_cost): Promoted function-local static to
212 file-scope static to make it accessible outside init_move_cost.
213 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
214 Do not initialize inv_reg_alloc_order yet, either. Do initialize
215 reg_names since it is needed for parsing command-line options.
216 (init_move_cost): Use last_mode_for_init_move_cost instead of
217 function-local static.
218 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
219 call_really_used_regs now. Reinitialize reg_names. Also
220 initialize inv_reg_alloc_order. Zero reg_class_subunion and
221 reg_class_superunion. Clear losing_caller_save_reg_set.
222 Preserve global registers if called more than once. Reset
223 move cost, may_move_in_cost, may_move_out_cost, and
224 last_mode_for_init_move_cost.
225 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
226 can now be invoked more than once. Update comments.
227 (init_regs): Update comments.
228 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
229 and initial_call_really_used_regs, instead of the non-initial
230 variables. This allows us to save the command-line register settings
231 after target reinitialization.
232 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
233 * rtl.h (init_emit_regs): Declare.
234 (init_reg_modes_target, init_alias_target): Renamed as described
236 * reload1.c (init_reload): Update comments.
237 * optabs.c (init_optabs): Likewise.
238 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
240 2007-08-26 Chao-ying Fu <fu@mips.com>
242 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
245 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
247 * alias.c (memory_modified_1, memory_modified_in_insn_p):
249 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
251 * bb-reorder.c (copy_bb_p): Likewise.
252 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
253 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
254 block_ends_with_condjump_p): Likewise.
255 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
256 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
257 block_ends_with_condjump_p): Likewise.
258 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
259 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
260 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
261 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
262 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
263 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
264 debug_true_const_tree instad of debug_true_tree.
265 * debug.c (do_nothing_debug_hooks): Likewise.
266 * debug.h (ignore_block, debug_true_const_tree): Constify.
267 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
268 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
269 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
270 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
271 dbx_reg_number, is_based_loc, field_type,
272 simple_type_align_in_bits, simple_decl_align_in_bits,
273 simple_type_size_in_bits, field_byte_offset, insert_float,
274 type_tag, member_declared_type, is_redundant_typedef,
275 secname_for_decl, is_inlined_entry_point): Likewise.
276 * emit-rtl.c (const_next_insn, const_previous_insn,
277 const_next_nonnote_insn, const_prev_nonnote_insn,
278 const_next_real_insn, const_prev_real_insn,
279 const_next_active_insn, const_prev_active_insn, const_next_label,
280 const_prev_label): Likewise.
281 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
283 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
284 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
285 sched_insn_is_legitimate_for_speculation_p): Likewise.
286 * jump.c (reversed_comparison_code_parts,
287 reversed_comparison_code, reversed_comparison, condjump_label):
289 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
290 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
292 * rtl.h (const_previous_insn, const_next_insn,
293 const_prev_nonnote_insn, const_next_nonnote_insn,
294 const_prev_real_insn, const_next_real_insn,
295 const_prev_active_insn, const_next_active_insn, const_prev_label,
296 const_next_label, modified_between_p, modified_in_p,
297 const_note_storeskeep_with_call_p, condjump_label,
298 reversed_comparison, reversed_comparison_code,
299 reversed_comparison_code_parts, memory_modified_in_insn_p,
300 stack_regs_mentioned): Likewise.
301 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
302 keep_with_call_p): Likewise.
303 * sched-deps.c (deps_may_trap_p, sched_get_condition,
304 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
305 sd_lists_size, sd_lists_empty_p): Likewise.
306 * sched-int.h (sched_insns_conditions_mutex_p,
307 haifa_classify_insn, no_real_insns_p,
308 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
309 sd_lists_size, sd_lists_empty_p): Likewise.
310 * sdbout.c (sdb_debug_hooks): Likewise.
311 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
312 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
313 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
315 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
316 tree_can_throw_internal): Likewise.
317 * tree-flow-inline.h (phi_nodes): Likewise.
318 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
319 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
320 * tree-gimple.c (const_get_call_expr_in): Likewise.
321 * tree-gimple.h (const_get_call_expr_in): Likewise.
322 * tree.c (const_lookup_attribute, attribute_list_equal,
323 attribute_list_contained): Likewise.
324 * tree.h (attribute_list_equal, attribute_list_contained,
325 const_lookup_attribute): Likewise.
326 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
328 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
330 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
331 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
333 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
336 * config/alpha/constraints.md: Delete "svn:mime-type" property
337 with svn propdel "svn:mime-type".
339 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
342 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
343 non NOTE insn doesn't cross basic block.
344 (noce_try_abs): Likewise.
345 (noce_process_if_block): Likewise.
347 2007-08-26 David Edelsohn <edelsohn@gnu.org>
350 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
351 operand without auto-inc-dec.
352 * config/rs6000/rs6000.md (floatsidf2_internal): Use
353 offsettable_mem_operand.
354 (floatunssidf2_internal): Same.
355 (fix_truncdfsi2_internal): Same.
356 (floatsidf_ppc64): Same.
357 (floatunssidf_ppc64): Same.
358 (fix_trunctfsi2_internal): Same.
360 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
363 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
364 pass defines needed for version.c.
366 2007-08-25 Joseph Myers <joseph@codesourcery.com>
368 * configure.ac (--debug-prefix-map check): Change assembler
369 version presumed to have feature to 2.18.
370 * configure: Regenerate.
372 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
374 * c-common.c (vector_types_convertible_p,
375 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
376 self_promoting_args_p): Constify.
377 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
378 c_promoting_integer_type_p, self_promoting_args_p,
379 anon_aggr_type_p, vector_types_convertible_p): Likewise.
380 * c-decl.c (anon_aggr_type_p): Likewise.
381 * * c-dump.c (dump_stmt): Likewise.
382 * c-objc-common.c (has_c_linkage): Likewise.
383 * c-tree.h (same_translation_unit_p): Likewise.
384 * c-typeck.c (null_pointer_constant_p,
385 tagged_types_tu_compatible_p, function_types_compatible_p,
386 type_lists_compatible_p, lvalue_or_else, lvalue_p,
387 comptypes_internal, struct tagged_tu_seen_cache,
388 same_translation_unit_p, alloc_tagged_tu_seen_cache,
389 c_size_in_bytes): Likewise.
390 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
391 hash_ptr, eq_ptr): Likewise.
392 * langhooks-def.h (lhd_decl_ok_for_sibcall,
393 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
394 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
395 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
397 * optabs.c (optab_for_tree_code): Likewise.
398 * optabs.h (optab_for_tree_code): Likewise.
399 * rtl.h (simplify_rtx): Likewise.
400 * simplify-rtx.c (simplify_rtx): Likewise.
401 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
402 dump_flag, dump_node): Likewise.
403 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
404 queue_and_dump_type, dump_flag): Likewise.
405 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
406 * tree-pass.h (dump_node): Likewise.
407 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
408 supportable_narrowing_operation): Likewise.
409 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
410 supportable_narrowing_operation): Likewise.
411 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
412 is_negative_overflow_infinity, is_positive_overflow_infinity,
413 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
414 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
415 update_value_range, add_equivalence, ssa_name_nonnegative_p,
416 ssa_name_nonzero_p, fp_predicate): Likewise.
417 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
418 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
419 ssa_name_nonnegative_p): Likewise.
421 2007-08-25 Hans Kester <hans.kester@ellips.nl>
423 * config.gcc : Add x86_64-elf target.
425 2007-08-25 Jakub Jelinek <jakub@redhat.com>
427 * expr.c (store_expr): Fix order of store_by_pieces arguments.
429 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
430 Nigel Stephens <nigel@mips.com>
434 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
435 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
436 * expr.c (SET_BY_PIECES_P): Define.
437 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
438 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
439 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
441 * expr.h (SET_RATIO): Define.
442 (can_store_by_pieces, store_by_pieces): Update prototypes.
443 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
444 can_store_by_pieces/store_by_pieces.
445 (expand_builtin_memcpy_args): Likewise.
446 (expand_builtin_strncpy): Likewise.
447 (expand_builtin_memset_args): Likewise. Also remove special case
448 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
449 decide what to do instead.
450 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
451 to can_store_by_pieces.
453 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
454 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
456 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
457 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
458 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
459 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
460 (STORE_BY_PIECES_P): Define.
462 2007-08-24 Tom Tromey <tromey@redhat.com>
464 * varpool.c (varpool_last_needed_node): Fix comment typo.
465 * c-decl.c (duplicate_decls): Fix comment typo.
466 (clone_underlying_type): Update comment.
468 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
470 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
471 alpha_in_small_data_p, alpha_split_complex_arg,
472 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
474 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
475 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
477 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
478 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
479 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
480 * config/darwin.c (darwin_binds_local_p): Likewise.
481 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
483 * config/i386/i386-protos.h (i386_pe_binds_local_p,
484 i386_pe_valid_dllimport_attribute_p): Likewise.
485 * config/i386/i386.c (ix86_function_regparm,
486 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
487 x86_can_output_mi_thunk, ix86_mangle_type,
488 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
489 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
490 i386_pe_binds_local_p): Likewise.
492 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
493 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
494 ia64_invalid_conversion, ia64_invalid_unary_op,
495 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
497 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
498 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
499 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
500 * config/mips/mips.c (mips_use_blocks_for_constant_p,
501 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
502 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
503 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
504 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
505 * config/pa/pa.c (pa_commutative_p): Likewise.
506 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
508 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
509 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
510 rs6000_use_blocks_for_constant_p,
511 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
512 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
513 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
514 * config/s390/s390.c (s390_mangle_type,
515 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
517 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
518 th_in_small_data_p): Likewise.
519 * config/sh/sh.c (sh_ms_bitfield_layout_p,
520 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
522 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
523 sparc_mangle_type): Likewise.
524 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
525 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
526 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
528 * hooks.c (hook_bool_mode_const_rtx_false,
529 hook_bool_mode_const_rtx_true,
530 hook_bool_const_tree_hwi_hwi_const_tree_false,
531 hook_bool_const_tree_hwi_hwi_const_tree_true,
532 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
533 hook_constcharptr_const_tree_null,
534 hook_constcharptr_const_rtx_null,
535 hook_constcharptr_const_tree_const_tree_null,
536 hook_constcharptr_int_const_tree_null,
537 hook_constcharptr_int_const_tree_const_tree_null): New.
538 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
539 hook_bool_tree_hwi_hwi_tree_false,
540 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
541 hook_int_tree_tree_1, hook_constcharptr_tree_null,
542 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
543 hook_constcharptr_int_tree_null,
544 hook_constcharptr_int_tree_tree_null): Delete.
545 (default_can_output_mi_thunk_no_vcall): Constify.
546 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
547 hook_bool_tree_hwi_hwi_tree_false,
548 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
549 hook_int_tree_tree_1, hook_constcharptr_tree_null,
550 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
551 hook_constcharptr_int_tree_null,
552 hook_constcharptr_int_tree_tree_null): Delete.
553 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
554 hook_bool_const_tree_hwi_hwi_const_tree_false,
555 hook_bool_const_tree_hwi_hwi_const_tree_true,
556 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
557 hook_constcharptr_const_tree_null,
558 hook_constcharptr_const_rtx_null,
559 hook_constcharptr_const_tree_const_tree_null,
560 hook_constcharptr_int_const_tree_null,
561 hook_constcharptr_int_const_tree_const_tree_null): New.
562 (default_can_output_mi_thunk_no_vcall): Constify.
563 * integrate.c (function_attribute_inlinable_p): Likewise.
564 * integrate.h (function_attribute_inlinable_p): Likewise.
565 * jump.c (rtx_renumbered_equal_p): Likewise.
566 * output.h (decl_readonly_section, categorize_decl_for_section,
567 default_use_anchors_for_symbol_p, default_binds_local_p,
568 default_binds_local_p_1): Likewise.
569 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
571 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
572 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
573 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
574 TARGET_COMP_TYPE_ATTRIBUTES,
575 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
576 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
577 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
578 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
579 TARGET_DWARF_CALLING_CONVENTION): Likewise.
580 * target.h (can_output_mi_thunk, needs_block_p,
581 first_cycle_multipass_dfa_lookahead_guard_spec,
582 vector_alignment_reachable, comp_type_attributes,
583 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
584 commutative_p, use_blocks_for_constant_p,
585 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
586 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
587 invalid_within_doloop, valid_dllimport_attribute_p,
588 split_complex_arg, invalid_arg_for_unprototyped_fn,
589 invalid_conversion, invalid_unary_op, invalid_binary_op):
591 * targhooks.c (default_invalid_within_doloop,
592 hook_invalid_arg_for_unprototyped_fn,
593 default_builtin_vector_alignment_reachable): Likewise.
594 (hook_bool_rtx_commutative_p): Delete.
595 (hook_bool_const_rtx_commutative_p): New.
596 * targhooks.h (default_invalid_within_doloop,
597 default_builtin_vector_alignment_reachable,
598 hook_invalid_arg_for_unprototyped_fn): Constify.
599 (hook_bool_rtx_commutative_p): Delete.
600 (hook_bool_const_rtx_commutative_p): New.
601 * varasm.c (bss_initializer_p, decl_default_tls_model,
602 categorize_decl_for_section, decl_readonly_section,
603 default_use_anchors_for_symbol_p, default_binds_local_p,
604 default_binds_local_p_1): Constify.
606 2007-08-24 Jie Zhang <jie.zhang@analog.com>
608 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
609 __NO_BUILTIN if -fno-builtin.
611 2007-08-24 Jie Zhang <jie.zhang@analog.com>
613 * config/bfin/bfin.c (print_operand): Report error instead of
614 ICE for wrong operand.
616 2007-08-24 Michael Matz <matz@suse.de>
618 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
620 2007-08-24 Richard Guenther <rguenther@suse.de>
623 * tree-ssa.c (useless_type_conversion_p): Split into a
624 recursive and a non-recursive part.
625 (useless_type_conversion_p_1): New function.
626 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
627 from maybe_fold_offset_to_reference is trivially convertible
628 to the desired type before doing the simplification.
630 2007-08-24 Jakub Jelinek <jakub@redhat.com>
632 * expr.c (store_expr): Optimize initialization of an array
634 * expr.h (builtin_strncpy_read_str): New prototype.
635 * builtins.c (builtin_strncpy_read_str): Remove prototype.
638 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
641 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
642 field when initializing if_info structure.
644 2007-08-24 Richard Guenther <rguenther@suse.de>
646 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
648 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
649 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
650 * tree-inline.c (inlinable_function_p): Fold in common parts of
651 the cannot_inline_tree_fn langhook.
652 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
653 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
654 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
655 cannot_inline_tree_fn langhook.
656 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
657 cannot_inline_tree_fn member.
659 2007-08-24 Richard Guenther <rguenther@suse.de>
661 * expr.c (get_inner_reference): Do computation of bitoffset
662 from offset in a way we can detect overflow reliably.
664 2007-08-24 Jie Zhang <jie.zhang@analog.com>
666 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
668 2007-08-24 Jie Zhang <jie.zhang@analog.com>
670 * config/bfin/bfin.opt (mfast-fp): Add.
671 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
672 libbffastfp override libgcc if -mfast-fp.
673 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
674 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
675 (Blackfin Options): Document -mfast-fp.
677 2007-08-24 Jakub Jelinek <jakub@redhat.com>
679 PR tree-optimization/32573
681 * tree-data-ref.c (initialize_data_dependence_relation): Clear
682 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
683 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
684 (build_classic_dist_vector): Return false rather than true if
685 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
686 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
687 returned false. Don't call save_dist_v before calling
688 build_classic_dist_vector_1.
689 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
690 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
691 DDR_DIR_VECTS vectors.
693 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
695 * configure.ac (leb128): Modify sed statement to work with any
696 binutils version string.
697 * configure: Regenerate
699 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
701 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
702 Wrap in RTX_CODE macro guard.
703 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
704 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
705 arm_mark_dllimport, arm_pe_encode_section_info,
706 arm_pe_unique_section): Use ISO-C function declarations.
707 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
708 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
709 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
711 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
712 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
714 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
716 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
717 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
718 (register_move_cost): Use ISO-C function declarations.
719 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
720 * config/score/score-protos.h (score_declare_object): Add
722 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
724 * final.c (profile_function): Avoid empty if-bodies.
727 * calls.c (must_pass_in_stack_var_size,
728 must_pass_in_stack_var_size_or_pad): Constify.
729 * config/alpha/alpha-protos.h (function_value): Likewise.
730 * config/alpha/alpha.c (alpha_return_in_memory,
731 alpha_pass_by_reference, function_value,
732 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
733 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
735 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
736 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
737 TARGET_PROMOTE_PROTOTYPES): Likewise.
738 * config/arm/arm-protos.h (arm_return_in_memory,
739 arm_pad_arg_upward, arm_function_value): Likewise.
740 * config/arm/arm.c (arm_pass_by_reference,
741 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
742 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
743 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
745 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
746 * config/avr/avr-protos.h (avr_function_value): Likewise.
747 * config/avr/avr.c (avr_return_in_memory,
748 gas_output_limited_string, gas_output_ascii, avr_function_value,
749 avr_return_in_memory): Likewise.
750 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
751 * config/bfin/bfin.c (bfin_pass_by_reference,
752 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
753 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
755 * config/cris/cris.c (cris_pass_by_reference,
756 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
757 * config/crx/crx.c (crx_return_in_memory): Likewise.
758 * config/darwin.c (function_base, machopic_function_base_name):
760 * config/fr30/fr30.c (fr30_must_pass_in_stack,
761 TARGET_PROMOTE_PROTOTYPES): Likewise.
762 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
763 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
764 * config/i386/i386-protos.h (ix86_return_in_memory,
765 ix86_sol10_return_in_memory): Likewise.
766 * config/i386/i386.c (ix86_function_value,
767 ix86_function_sseregparm, ix86_must_pass_in_stack,
768 type_natural_mode, classify_argument, examine_argument,
769 construct_container, ix86_pass_by_reference, function_value_32,
770 function_value_64, ix86_function_value_1, return_in_memory_32,
771 return_in_memory_64, return_in_memory_ms_64,
772 ix86_return_in_memory, ix86_sol10_return_in_memory,
773 TARGET_PROMOTE_PROTOTYPES): Likewise.
774 * config/ia64/ia64-protos.h (ia64_function_value,
775 ia64_hpux_function_arg_padding): Likewise.
776 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
777 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
778 ia64_hpux_function_arg_padding): Likewise.
779 * config/iq2000/iq2000-protos.h (function_arg,
780 iq2000_function_value): Likewise.
781 * config/iq2000/iq2000.c (iq2000_return_in_memory,
782 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
783 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
784 function_arg, iq2000_function_value): Likewise.
785 * config/m32c/m32c-protos.h (m32c_function_value,
786 m32c_promote_function_return): Likewise.
787 * config/m32c/m32c.c (m32c_pass_by_reference,
788 m32c_promote_prototypes, m32c_promote_function_return,
789 m32c_function_value): Likewise.
790 * config/m32r/m32r.c (m32r_return_in_memory,
791 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
792 m32r_in_small_data_p): Likewise.
793 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
795 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
796 m68hc11_function_arg_padding): Likewise.
797 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
798 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
799 m68k_function_value): Likewise.
800 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
801 mcore_function_value): Likewise.
802 * config/mcore/mcore.c (handle_structs_in_regs,
803 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
804 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
805 mcore_num_arg_regs, mcore_function_value): Likewise.
806 * config/mips/mips-protos.h (mips_pad_arg_upward,
807 mips_function_value): Likewise.
808 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
809 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
810 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
811 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
812 mips_function_value): Likewise.
813 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
815 * config/mmix/mmix.c (mmix_pass_by_reference,
816 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
817 mmix_encode_section_info): Likewise.
818 * config/mn10300/mn10300-protos.h (mn10300_function_value):
820 * config/mn10300/mn10300.c (mn10300_return_in_memory,
821 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
822 mn10300_function_value): Likewise.
823 * config/mt/mt-protos.h (mt_function_value): Likewise.
824 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
825 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
826 * config/pa/pa-protos.h (function_arg_padding, function_value,
827 pa_return_in_memory): Likewise.
828 * config/pa/pa.c (pa_pass_by_reference,
829 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
830 function_arg_padding, function_value, pa_return_in_memory):
832 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
833 * config/rs6000/rs6000-protos.h (rs6000_function_value,
834 function_arg_padding): Likewise.
835 * config/rs6000/rs6000.c (rs6000_return_in_memory,
836 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
837 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
838 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
839 function_arg_padding, altivec_expand_dst_builtin,
840 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
841 altivec_init_builtins, rs6000_common_init_builtins,
842 rs6000_function_value): Likewise.
843 * s390/s390-protos.h (s390_function_value): Likewise.
844 * config/s390/s390.c (s390_function_arg_size,
845 s390_pass_by_reference, s390_return_in_memory,
846 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
847 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
848 * config/score/score-protos.h (score_function_value): Likewise.
849 * config/score/score.c (score_arg_partial_bytes,
850 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
851 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
852 score_pass_by_reference, score_add_offset, score_function_value):
854 * config/sh/sh-protos.h (sh_attr_renesas_p,
855 sh_promote_prototypes): Likewise.
856 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
857 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
858 sh_attr_renesas_p): Likewise.
859 * config/sparc/sparc-protos.h (function_value,
860 function_arg_padding): Likewise.
861 * config/sparc/sparc.c (sparc_promote_prototypes,
862 sparc_return_in_memory, sparc_pass_by_reference,
863 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
864 function_arg_record_value_2, function_arg_record_value_1,
865 function_arg_record_value, function_arg_record_value,
866 function_arg_padding, function_value): Likewise.
867 * config/spu/spu-protos.h (spu_function_value): Likewise.
868 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
869 spu_function_value): Likewise.
870 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
872 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
873 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
874 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
876 * config/v850/v850.c (v850_return_in_memory,
877 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
878 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
879 * config/xtensa/xtensa.c (xtensa_return_in_msb,
880 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
881 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
883 * explow.c (promote_mode, hard_function_value): Likewise.
884 * expr.h (hard_function_value, promote_mode): Likewise.
885 * function.c (aggregate_value_p): Likewise.
886 * hooks.c (hook_bool_const_tree_true): New.
887 * hooks.h (hook_bool_const_tree_true): New.
888 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
889 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
890 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
891 TARGET_RETURN_IN_MSB): Likewise.
892 * target.h (promote_function_args, promote_function_return,
893 promote_prototypes, return_in_memory, return_in_msb,
894 pass_by_reference, must_pass_in_stack, callee_copies,
895 function_value): Likewise.
896 * targhooks.c (default_return_in_memory,
897 hook_pass_by_reference_must_pass_in_stack,
898 hook_callee_copies_named,
899 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
900 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
901 default_function_value): Likewise.
902 * targhooks.h (default_return_in_memory,
903 hook_pass_by_reference_must_pass_in_stack,
904 hook_callee_copies_named,
905 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
906 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
907 default_function_value): Likewise.
908 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
909 (equiv_class_label_hash, equiv_class_label_eq): Constify.
910 * tree-vectorizer.c (bb_in_loop_p): Likewise.
911 * tree.c (needs_to_live_in_memory): Likewise.
912 * tree.h (struct tree_type, needs_to_live_in_memory,
913 aggregate_value_p, must_pass_in_stack_var_size,
914 must_pass_in_stack_var_size_or_pad): Likewise.
915 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
916 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
917 lookup_filename): Likewise.
919 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
922 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
923 fake fcomi i387 instruction for !TARGET_CMOVE.
924 (ix86_expand_branch): Expand natural sequence with one jump for
925 all targets, not only TARGET_CMOVE.
926 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
927 pattern to implement fake fcomi sequence. Split instruction after
928 reload to correct compare sequences.
929 (*cmpfp_xf_cc): Ditto.
930 (*cmpfp_<mode>_cc): Ditto.
931 (*cmpfp_u_cc): Ditto.
932 (*cmpfp_<mode>_cc): Ditto.
934 2007-08-23 Richard Guenther <rguenther@suse.de>
936 * tree-pretty-print.c (dump_generic_node): Annotate
937 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
939 2007-08-23 Richard Guenther <rguenther@suse.de>
941 * builtins.c (expand_builtin_mathfn): Wrap argument in
942 save_expr directly instead of re-building the call.
943 (expand_builtin_mathfn_2): Likewise.
944 (expand_builtin_mathfn_3): Likewise.
945 (expand_builtin_interclass_mathfn): Likewise.
946 (expand_builtin_int_roundingfn): Set arg.
947 (expand_builtin_int_roundingfn_2): Likewise.
949 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
951 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
952 *sse_nand<mode>3, *sse_xor<mode>3): New.
954 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
956 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
957 * config/i386/i386.c (print_operand): Handle ';' code. Output
958 semicolon for TARGET_MACHO.
959 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
960 emit semicolon after 'lock' prefix.
961 (sync_double_compare_and_swap<mode>): Ditto.
962 (*sync_double_compare_and_swapdi_pic): Ditto.
963 (*sync_compare_and_swap_cc<mode>): Ditto.
964 (sync_double_compare_and_swap_cc<mode>): Ditto.
965 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
966 (sync_old_add<mode>): Ditto.
967 (sync_add<mode>): Ditto.
968 (sync_sub<mode>): Ditto.
969 (sync_ior<mode>): Ditto.
970 (sync_and<mode>): Ditto.
971 (sync_xor<mode>): Ditto.
973 2007-08-22 Chao-ying Fu <fu@mips.com>
975 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
977 (copy_rtx): Handle CONST_FIXED.
978 (rtx_equal_p): Likewise.
979 * rtl.h (fixed_value.h): New include.
980 (rtx_def): Add a new field of fixed_value to u.
981 (XCNMPFV): Define for accessing fixed_value.
982 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
984 * rtl.def (CONST_FIXED): New constant.
985 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
986 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
987 US_ASHIFT): New codes.
988 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
989 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
990 unsigned_fract_convert, unsigned_sat_fract): Document them.
991 * varasm.c (assemble_integer): Extend to support fixed-point constants
992 by using different machine classes.
993 (decode_addr_const): Handle FIXED_CST.
994 (const_hash_1): Likewise.
995 (compare_constant): Likewise.
996 (copy_constant): Likewise.
997 (const_rtx_hash_1): Handle CONST_FIXED.
998 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
999 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
1001 (initializer_constant_valid_p): Handle FIXED_CST.
1002 (output_constant): Support FIXED_POINT_TYPE.
1003 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
1004 * cse.c (hash_rtx): Support CONST_FIXED.
1005 (exp_equiv_p): Likewise.
1006 (cannon_reg): Likewise.
1007 (fold_rtx): Likewise.
1008 (equiv_constant): Likewise.
1009 (cse_process_notes_1): Likewise.
1010 (count_reg_usage): Likewise.
1011 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
1012 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
1013 (wrap_constant): Check CONST_FIXED.
1014 (cselib_hash_rtx): Support CONST_FIXED.
1015 (cselib_subst_to_values): Likewise.
1016 * df-scan.c (df_uses_record): Likewise.
1017 * gcse.c (want_to_gcse_p): Likewise.
1018 (oprs_unchanged_p): Likewise.
1019 (oprs_not_set_p): Likewise.
1020 (compute_transp): Likewise.
1021 (extract_mentioned_regs_helper): Likewise.
1022 * genemit.c (gen_exp): Likewise.
1023 * local-alloc.c (equiv_init_varies_p): Likewise.
1024 (contains_replace_regs): Likewise.
1025 (memref_referenced_p): Likewise.
1026 * loop-invariant.c (check_maybe_invariant): Likewise.
1027 (hash_invariant_expr_1): Likewise.
1028 (invariant_expr_equal_p): Likewise.
1029 * postreload-gcse.c (oprs_unchanged_p): Likewise.
1030 * regclass.c (reg_scan_mark_refs): Likewise.
1031 * regrename.c (scan_rtx): Likewise.
1032 * resource.c (mark_referenced_resources): Likewise.
1033 (mark_set_resources): Likewise.
1034 * rtlanal.c (rtx_unstable_p): Likewise.
1035 (rtx_varies_p): Likewise.
1036 (count_occurrences): Likewise.
1037 (reg_mentioned_p): Likewise.
1038 (modified_between_p): Likewise.
1039 (modified_in_p): Likewise.
1040 (volatile_insn_p): Likewise.
1041 (volatile_refs_p): Likewise.
1042 (side_effects_p): Likewise.
1043 (may_trap_p_1): Likewise.
1044 (inequality_comparisons_p): Likewise.
1045 (computed_jump_p_1): Likewise.
1046 (commutative_operand_precedence): Likewise.
1047 * sched-deps.c (sched_analyze_2): Likewise.
1048 * sched-vis.c (print_value): Likewise.
1049 * reload.c (operands_match_p): Likewise.
1050 (subst_reg_equivs): Likewise.
1051 * reload1.c (eliminate_regs_1): Likewise.
1052 (elimination_effects): Likewise.
1053 (scan_paradoxical_subregs): Likewise.
1054 * alias.c (rtx_equal_for_memref_p): Likewise.
1055 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
1056 * emit-rtl.c (const_fixed_htab): New hash table.
1057 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
1059 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
1060 const_fixed_from_fixed_value): New functions.
1061 (verify_rtx_sharing): Handle CONST_FIXED.
1062 (copy_rtx_if_shared_1): Likewise.
1063 (reset_used_flags): Likewise.
1064 (set_used_flags): Likewise.
1065 (copy_insn_1): Likewise.
1066 (init_emit_once): Create const_fixed_htab.
1067 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
1069 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
1071 PR tree-optimization/32949
1072 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
1073 before failing for ivs with non-constant step.
1075 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
1077 * doc/md.texi (Iterators): Renamed from Macros. All contents
1078 changed to reflect rename of respectively define_code_macro and
1079 define_mode_macro to define_code_iterator and define_mode_iterator.
1080 (Mode Iterators, Code Iterators): Similar.
1081 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
1082 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
1083 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
1084 (initialize_iterators, find_iterator, check_code_iterator)
1085 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
1086 (read_mapping, read_rtx_1): Similar.
1087 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
1088 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
1089 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
1090 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
1091 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
1092 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
1093 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
1094 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
1095 config/rs6000/sync.md, config/rs6000/rs6000.md,
1096 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
1097 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
1098 config/vax/vax.md, config/bfin/bfin.md: Similar.
1100 2007-08-22 David Daney <ddaney@avtrex.com>
1102 * doc/install.texi (Testing): Mention testing on a simulator.
1104 2007-08-22 Janis Johnson <janis187@us.ibm.com>
1106 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
1108 * doc/libgcc.texi (Decimal float library routines): Fix formatting
1109 and rearrange floating point conversion functions into different
1112 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
1114 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
1115 dfa_post_advance_cycle): New scheduler hooks.
1116 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1117 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
1119 (TARGET_SCHED): Use them.
1120 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
1121 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
1122 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
1124 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
1125 function to facilitate debugging.
1126 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
1127 (output_insn_has_dfa_reservation_p): New static function to output
1128 insn_has_dfa_reservation_p ().
1129 (write_automata): Use it.
1130 * genattr.c (main): Output declaration for
1131 insn_has_dfa_reservation_p ().
1133 2007-08-22 Christian Bruel <christian.bruel@st.com>
1134 Richard Guenther <rguenther@suse.de>
1136 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
1137 * simplify_rtx (simplify_binary_operation_1): Likewise.
1139 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1141 PR rtl-optimization/32557
1142 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
1143 of REGNO (mws->mw_reg).
1145 2007-08-22 Richard Guenther <rguenther@suse.de>
1148 * builtins.c (expand_builtin_int_roundingfn): Replace call
1149 argument wrapped with SAVE_EXPR directly.
1150 (expand_builtin_int_roundingfn_2): Likewise.
1152 2007-08-22 Richard Guenther <rguenther@suse.de>
1154 * tree-inline.c (inlinable_function_p): Restore disregarding
1155 inline limits for GNU extern inline functions.
1157 2007-08-22 Richard Guenther <rguenther@suse.de>
1160 * tree.c (host_integerp): Treat sizetype as signed as it is
1163 2007-08-21 Ian Lance Taylor <iant@google.com>
1165 PR tree-optimization/33134
1166 * tree-vrp.c (adjust_range_with_scev): Call
1167 set_value_range_to_value.
1169 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1171 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
1174 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
1176 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
1179 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
1181 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
1182 cases to set eight bytes at a time.
1183 (expand_block_move): Likewise.
1185 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1188 * dwarf2out.c (gen_decl_die): Don't call
1189 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
1191 2007-08-21 Paul Brook <paul@codesourcery.com>
1192 Nathan Sidwell <nathan@codesourcery.com>
1193 Mark Mitchell <mark@codesourcery.com>
1194 Joseph Myers <joseph@codesourcery.com>
1196 * configure.ac: Add --with-pkgversion and --with-bugurl.
1197 * configure: Regenerate.
1198 * doc/install.texi: Document them.
1199 * version.c (version_string): Remove VERSUFFIX.
1200 (VERSUFFIX): Remove.
1201 (pkgversion_string): New.
1202 (bug_report_url): Do not hard-code initializer.
1203 * version.h (pkgversion_string): Declare.
1204 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
1206 (version.o): Define PKGVERSION and BUGURL.
1207 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
1208 (%.pod): Define BUGURL.
1209 * gcc.c (process_command, main): Use pkgversion_string.
1210 * toplev.c (compile_file, print_version): Likewise.
1211 * protoize.c (main): Likewise.
1212 * gcov.c (print_version): Likewise. Update copyright date.
1213 * gcov-dump.c (print_version): Likewise. Update copyright date.
1214 * mips-tdump.c (main): Likewise. Update copyright date.
1215 * mips-tfile.c (main): Likewise. Update copyright date.
1216 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
1217 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
1218 shorten description.
1219 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
1220 * doc/gccint.texi: Likewise.
1221 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
1222 Update copyright date.
1224 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
1226 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
1227 (ix86_expand_strlensi_unroll_1): Ditto.
1228 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
1229 (ix86_expand_carry_flag_compare): Update comment.
1231 2007-08-21 Jakub Jelinek <jakub@redhat.com>
1234 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
1235 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
1237 2007-08-21 Richard Guenther <rguenther@suse.de>
1239 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
1241 2007-08-21 Richard Guenther <rguenther@suse.de>
1244 * fold-const.c (fold_binary): Remove index +p PTR folding.
1245 Fix types of POINTER_PLUS_EXPR generated by folding of
1248 2007-08-20 Chao-ying Fu <fu@mips.com>
1250 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
1251 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
1252 RID_ONEWAY, so that it can be checked in declspecs_add_type.
1253 (c_common_fixed_point_type_for_size): Declare.
1254 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
1255 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
1256 (c_token_starts_declspecs): Likewise.
1257 (c_parser_declspecs): Likewise.
1258 (c_parser_attributes): Likewise.
1259 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
1260 (c_declspecs): Add saturating_p.
1261 * c-decl.c (build_null_declspecs): Initialize saturating_p.
1262 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
1263 _Sat. Handle RID_SAT.
1264 Avoid using void, bool, char, int, float, double, _Decimal32,
1265 _Decimal64, _Decimal128, and complex with _Sat.
1266 Handle RID_FRACT and RID_ACCUM.
1267 Make sure _Sat is used with _Fract or _Accum.
1268 (finish_declspecs): Handle cts_fract and cts_accum.
1269 * c-common.c (fixed-value.h): New include.
1270 (constant_expression_warning): Handle FIXED_CST.
1271 (overflow_warning): Likewise.
1272 (warnings_for_convert_and_check): Likewise.
1273 (c_common_fixed_point_type_for_size): New.
1274 (c_common_type_for_mode): Handle fixed-point modes to
1275 return various saturating/non-saturating, signed/unsigned types.
1276 (c_common_signed_or_unsigned_type): Support fixed-point types.
1277 (shorten_compare): Check fixed-point zero.
1278 Handle FIXED_POINT_TYPE.
1279 (c_common_truthvalue_conversion): Handle FIXED_CST.
1280 Handle FIXED_POINT_TYPE.
1281 (c_common_nodes_and_builtins): Record builtin types for fixed-point
1283 (handle_mode_attribute): Handle fixed-point modes. Need to check
1284 if the signness of base type and fixed-point modes are consistent.
1285 (handle_vector_size_attribute): Handle fixed-point modes.
1286 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
1287 (warn_for_div_by_zero): Check fixed-point zero.
1288 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
1289 a common fixed-point type based on fbit, ibit, sign, and saturation.
1290 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
1291 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
1292 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
1293 (convert_for_assignment): Support FIXED_POINT_TYPE.
1294 (digest_init): Handle FIXED_POINT_TYPE.
1295 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
1296 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
1297 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
1298 GE_EXPR, LT_EXPR, GT_EXPR.
1299 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
1300 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
1301 * target.h (gcc_target): Add fixed_point_supported_p.
1302 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
1303 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
1304 (default_fixed_point_supported_p): Define.
1305 * targhooks.h (default_fixed_point_supported_p): Declare.
1306 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
1307 * doc/install.texi (Configuration): Add --enable-fixed-point.
1308 * configure.ac (--enable-fixed-point): New to enable fixed-point
1309 arithmetic extension to C. For mips targets, we enable it by default.
1310 * configure, config.in: Regenerate.
1312 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
1314 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
1316 2007-08-20 David Edelsohn <edelsohn@gnu.org>
1318 * dwarf2out.c (text_section_used): Move declaration outside ifdef
1319 DWARF2_DEBUGGING_INFO.
1320 (cold_text_section_used): Same.
1321 (cold_text_section): Same.
1323 2007-08-20 Richard Guenther <rguenther@suse.de>
1325 * c-typeck.c (convert_for_assignment): Use the type of
1326 the member for the initialization.
1328 2007-08-20 Richard Guenther <rguenther@suse.de>
1330 * c-objc-common.c (c_disregard_inline_limits): Remove.
1331 * c-objc-common.h (c_disregard_inline_limits): Likewise.
1332 * cgraphunit.c (cgraph_process_new_functions): Call
1333 disregard_inline_limits_p.
1334 (cgraph_preserve_function_body_p): Likewise.
1335 * ipa-inline.c (compute_inline_parameters): Likewise.
1336 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
1338 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
1339 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1340 disregard_inline_limits langhook.
1341 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
1343 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1344 disregard_inline_limits langhook.
1345 * tree-inline.c (disregard_inline_limits_p): New function.
1346 * tree-inline.h (disregard_inline_limits_p): Declare.
1348 2007-08-20 Richard Guenther <rguenther@suse.de>
1350 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
1351 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
1352 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
1353 auto_var_in_fn_p langhook.
1354 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
1356 * tree.c (auto_var_in_fn_p): ... here.
1357 (find_var_from_fn): Call auto_var_in_fn_p directly.
1358 * langhooks.h (lang_hooks_for_tree_inlining): Remove
1359 auto_var_in_fn_p langhook.
1360 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
1361 (copy_body_r): Likewise.
1362 (self_inlining_addr_expr): Likewise.
1363 * tree.h (auto_var_in_fn_p): Declare.
1365 2007-08-20 Richard Guenther <rguenther@suse.de>
1367 * tree.c (WALK_SUBTREE): Call walk_tree_1.
1368 (walk_type_fields): Take lh parameter.
1369 (walk_tree): Rename to ...
1370 (walk_tree_1): ... this. Do not call the walk_subtrees
1371 langhook but the now passed callback. Pass lh on recursion.
1372 (walk_tree_without_duplicates): Rename to ...
1373 (walk_tree_without_duplicates_1): ... this. Take lh parameter
1374 and call walk_tree_1.
1375 * tree.h (walk_tree_lh): New typedef.
1376 (walk_tree_1): Declare.
1377 (walk_tree_without_duplicates_1): Likewise.
1378 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
1379 (walk_tree_without_duplicates): New define to
1380 walk_tree_without_duplicates_1 with NULL lh parameter.
1381 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
1382 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
1384 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
1385 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
1386 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
1389 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
1392 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
1393 code in front of the compacting of basic blocks.
1394 Move the folding of statements inbetween the cgraph checking
1395 and compacting of basic blocks.
1397 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1398 Serge Belyshev <belyshev@depni.sinp.msu.ru>
1401 * config/alpha/alpha.c (va_list_skip_additions): Check for
1402 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
1403 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
1404 PLUS_EXPR when checking ap.__base.
1405 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
1406 when doing addition on pointer types. Use size_int instead of
1408 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
1409 ptr_type in the second operand.
1411 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1414 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
1416 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
1419 * cfgexpand.c (expand_one_register_var): Mark pointer
1420 DECL_ARTIFICIAL as REG_POINTER also.
1421 * stmt.c (expand_decl): Likewise.
1423 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
1430 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
1431 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
1432 on_worklist argument and avoid adding things to worklist multiple
1434 (add_to_worklist): Ditto.
1435 (mark_aliases_call_clobbered): Mark entire structure clobbered if
1436 single SFT is clobbered.
1437 (set_initial_properties): Ditto.
1438 (compute_call_clobbered): Update for changes to function
1440 (create_overlap_variables_for): Always create SFT for offset 0.
1441 (create_structure_vars): Handle PHI's, since we are in SSA form at
1443 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
1444 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
1446 (add_vars_for_offset): Figure out aliases from access + points-to.
1447 (add_virtual_operand): Use add_vars-for_offset.
1448 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
1449 (add_call_clobber_ops): Remove makes_clobbering_call set.
1450 (get_expr_operands): Always pass through the INDIRECT_REF
1452 * tree-ssa-structalias.c (struct constraint_graph): Remove
1454 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
1455 address_taken, pt_used, number_incoming.
1456 (FIRST_ADDR_NODE): Removed.
1457 (merge_graph_nodes): Remove broken code for the moment.
1458 (init_graph): New function.
1459 (build_pred_graph): Remove code to init_graph.
1460 Add location equivalence support.
1461 (struct scc_info): Rename roots to deleted.
1463 (init_scc_info): Ditto
1464 (init_topo_info): Use graph->size.
1465 (compute_topo_order): Ditto.
1466 (do_da_constraint): Removed.
1467 (do_sd_constraint): Remove calls to find().
1468 set_union_with_increment should always get 0 as last arg here.
1469 (do_complex_constraint): Replace do_da_constraint with assert.
1471 (struct equiv_class_label): New.
1472 (pointer_equiv_class_table): Ditto.
1473 (location_equiv_class_table): Ditto.
1474 (equiv_class_label_hash): Ditto.
1475 (equiv_class_label_eq): Ditto
1476 (equiv_class_lookup): Ditto.
1477 (equiv_class_ladd): Ditto.
1478 (pointer_equiv_class): Ditto.
1479 (location_equiv_class): Ditto.
1480 (condense_visit): Rename and rewrite from label_visit to do only
1481 SCC related stuff for HU.
1482 (label_visit): Do HU work for HU.
1483 (perform_var_substitution): Update to do HU and location
1485 (free_var_substitution_info): Update to free HU and location
1486 equivalence structures. */
1487 (find_equivalent_node): Update for pointer but not location
1489 (unite_pointer_equivalences): New function.
1490 (move_complex_constraints): Rewrite to only do moving.
1491 (rewrite_constraints): Split out of move_complex_constraints.
1492 (solve_graph): Use graph->size.
1493 (process_constraint_1): Add from_call argument, use it.
1494 Split *a = &b into two constraints.
1495 (process_constraint): Use new process_constraint_1.
1496 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
1497 (get_constraint_for): Handle non-pointer integers properly.
1498 Remove code that used to handle structures.
1499 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
1500 with unknown addends.
1501 (handle_rhs_call): New function.
1502 (find_func_aliases): Use handle_rhs_call.
1503 (set_uids_in_ptset): Add an assert.
1504 (set_used_smts): Fix bug in not considering unified vars.
1505 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
1506 (compute_points_to_sets): Update for other function changes.
1507 (delete_points_to_sets): Ditto.
1508 (ipa_pta_execute): Ditto.
1509 (pass_ipa_pta): We need to update SSA after ipa_pta.
1511 2007-08-19 Jan Hubicka <jh@suse.cz>
1513 * i386.md: Replace "rim" and "mri" constraints by "g".
1515 2007-08-19 Joseph Myers <joseph@codesourcery.com>
1517 * dwarf2out.c (text_section_used, cold_text_section_used,
1518 cold_text_section, dwarf2out_note_section_used): New.
1519 (dwarf2out_init): Initialize cold_text_section.
1520 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
1521 dwarf2out_note_section_used.
1522 (size_of_aranges): Only count entry for text section if it was
1523 used. Count entry for cold text section if it was used.
1524 (output_aranges): Only output entries for text section and cold
1525 text section if they were used.
1527 2007-08-19 Andrew Pinski <pinskia@gmail.com>
1529 * tree-pretty-print.c (debug_generic_expr): Add a comment about
1531 (debug_generic_stmt): Likewise.
1532 (debug_tree_chain): Likewise.
1534 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1536 * tree-data-refs.c (split_constant_offset): Expose.
1537 * tree-data-refs.h (split_constant_offset): Add declaration.
1539 * tree-vectorizer.h (dr_alignment_support): Renamed
1540 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
1541 Added a new value dr_explicit_realign.
1542 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
1543 dr_offset, dr_step, and dr_aligned_to, along with new access
1544 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
1545 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
1546 STMT_VINFO_DR_ALIGNED_TO.
1548 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
1550 In case of outer-loop vectorization with non-fixed misalignment - use
1551 the dr_explicit_realign scheme instead of the optimized realignment
1553 (new_stmt_vec_info): Initialize new fields.
1555 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
1556 'nested_in_vect_loop' case. Change verbosity level.
1557 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
1558 Don't fail on zero step in the outer-loop for loads.
1559 (vect_analyze_data_refs): Call split_constant_offset to calculate
1560 base, offset and init relative to the outer-loop.
1562 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
1563 BSI function argument with a new function argument - at_loop.
1564 Simplify the condition that determines STEP. Takes additional argument
1565 INV_P. Support outer-loop vectorization (handle the
1566 nested_in_vect_loop case), including zero step in the outer-loop. Call
1567 vect_create_addr_base_for_vector_ref with additional argument.
1568 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
1569 Updated function documentation. Handle the 'nested_in_vect_loop' case.
1570 Fixed and simplified calculation of step.
1571 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
1572 of bsi, and with additional argument. Call bump_vector_ptr with
1573 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
1574 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
1575 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
1576 when the realignment setup needs to take place inside the loop.
1577 Support the dr_explicit_realign scheme. Allow generating the optimized
1578 realignment scheme for outer-loop vectorization. Added documentation.
1579 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
1580 the 'nested_in_vect_loop' case, including loads that are invariant in
1581 the outer-loop and the realignment schemes. Handle the case when the
1582 realignment setup needs to take place inside the loop. Call
1583 vect_setup_realignment with additional arguments. Call
1584 vect_create_data_ref_ptr with additional argument and with loop instead
1585 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
1586 (vect_gen_niters_for_prolog_loop): Call
1587 vect_create_addr_base_for_vector_ref with additional arguments.
1588 (vect_create_cond_for_align_checks): Likewise.
1589 (bump_vector_ptr): Updated to support the new dr_explicit_realign
1590 scheme: takes additional argument bump; argument ptr_incr is now
1591 optional; updated documentation.
1592 (vect_init_vector): Takes additional argument (bsi). Use it, if
1593 available, to insert the vector initialization.
1594 (get_initial_def_for_induction): Pass additional argument in call to
1596 (vect_get_vec_def_for_operand): Likewise.
1597 (vect_setup_realignment): Likewise.
1598 (vectorizable_load): Likewise.
1600 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
1602 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
1603 as argument instead of struct loop.
1604 (nested_in_vect_loop_p): New function.
1605 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
1607 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
1608 from other phis in the loop.
1609 (destroy_loop_vec_info): Add additional argument to declaration.
1611 * tree-vectorizer.c (supportable_widening_operation): Also check if
1612 nested_in_vect_loop_p (don't allow changing the order in this case).
1613 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
1614 of struct loop. Call nested_in_vect_loop_p and don't require
1615 flag_unsafe_math_optimizations if it returns true.
1616 (new_stmt_vec_info): When setting def_type for phis differentiate
1617 loop-header phis from other phis.
1618 (bb_in_loop_p): New function.
1619 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
1620 just update their loop_vinfo. Order of BB traversal now matters -
1621 call dfs_enumerate_from with bb_in_loop_p.
1622 (destroy_loop_vec_info): Takes additional argument to control whether
1623 stmt_vinfo of the loop stmts should be destroyed as well.
1624 (vect_is_simple_reduction): Allow the "non-reduction" use of a
1625 reduction stmt to be defines by a non loop-header phi.
1626 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
1628 * tree-vect-transform.c (vectorizable_reduction): Call
1629 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
1630 (vectorizable_call): Likewise.
1631 (vectorizable_conversion): Likewise.
1632 (vectorizable_operation): Likewise.
1633 (vectorizable_type_promotion): Likewise.
1634 (vectorizable_type_demotion): Likewise.
1635 (vectorizable_store): Likewise.
1636 (vectorizable_live_operation): Likewise.
1637 (vectorizable_reduction): Likewise. Also pass loop_info to
1638 vect_is_simple_reduction instead of loop.
1639 (vect_init_vector): Call nested_in_vect_loop_p.
1640 (get_initial_def_for_reduction): Likewise.
1641 (vect_create_epilog_for_reduction): Likewise.
1642 (vect_init_vector): Check which loop to work with, in case there's an
1644 (get_initial_def_for_inducion): Extend to handle outer-loop
1645 vectorization. Fix indentation.
1646 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
1647 In the case vect_induction_def get the vector def from the induction
1648 phi node, instead of calling get_initial_def_for_inducion.
1649 (get_initial_def_for_reduction): Extend to handle outer-loop
1651 (vect_create_epilog_for_reduction): Extend to handle outer-loop
1653 (vect_transform_loop): Change assert to just skip this case. Add a
1655 (vect_finish_stmt_generation): Add a couple asserts.
1657 (vect_estimate_min_profitable_iters): Multiply
1658 cost of inner-loop stmts (in outer-loop vectorization) by estimated
1660 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
1661 this is an inner-loop reduction in outer-loop vectorization.
1663 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
1664 Same code as what used to be vect_analyze_scalar_cycles, only with
1665 additional argument loop, and loop_info passed to
1666 vect_is_simple_reduction instead of loop.
1667 (vect_analyze_scalar_cycles): Code factored out into
1668 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
1669 Updated documentation.
1670 (analyze_operations): Check for inner-loop loop-closed exit-phis during
1671 outer-loop vectorization that are live or not used in the outerloop,
1672 cause this requires special handling.
1673 (vect_enhance_data_refs_alignment): Don't consider versioning for
1675 (vect_analyze_data_refs): Check that there are no datarefs in the
1677 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
1678 and vect_used_in_outer_by_reduction cases.
1679 (process_use): Also consider the case of outer-loop stmt defining an
1680 inner-loop stmt and vice versa.
1681 (vect_analyze_loop_1): New function.
1682 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
1683 loops. Call vect_analyze_loop_1.
1684 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
1685 been vectorized. Call destroy_loop_vec_info with additional argument.
1687 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
1688 in the inner-loop when doing outer-loop vectorization. Add
1689 documentation and printout.
1690 (vect_recog_dot_prod_pattern): Likewise. Also add check for
1691 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
1693 2007-08-18 Andrew Pinski <pinskia@gmail.com>
1695 * tree-affine.h (print_aff): New prototype.
1696 (debug_aff): Likewise.
1697 * tree-affine.c (print_aff): New function.
1698 (debug_aff): Likewise.
1700 2007-08-18 Paul Brook <paul@codesourcery.com>
1701 Joseph Myers <joseph@codesourcery.com>
1703 * common.opt (-fdebug-prefix-map=): New option.
1704 * opts.c: Include debug.h.
1705 (common_handle_option): Handle -fdebug-prefix-map.
1706 * final.c: Include ggc.h.
1707 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
1708 remap_debug_filename): New.
1709 * Makefile.in (final.o, opts.o): Update dependencies.
1710 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
1711 * configure.ac: Check for assembler --debug-prefix-map support.
1712 * configure, config.in: Regenerate.
1713 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
1714 (ASM_DEBUG_SPEC): Include ASM_MAP.
1715 * doc/install.texi (--with-debug-prefix-map): Document.
1716 * doc/invoke.texi (-fdebug-prefix-map): Document.
1717 * dbxout.c (dbxout_init, dbxout_start_source_file,
1718 dbxout_source_file): Call remap_debug_filename.
1719 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
1720 dwarf2out_start_source_file, dwarf2out_finish): Call
1721 remap_debug_filename.
1722 (file_table_relative_p): Do not check d->emitted_number.
1723 * toplev.c (output_file_directive): Call remap_debug_filename.
1724 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
1725 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
1727 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1729 * loop-invariant.c (find_invariants_to_move): Add missing macro
1732 2007-08-17 Tom Tromey <tromey@redhat.com>
1734 * tree.h (struct tree_label_decl): Removed old "java" fields.
1736 2007-08-17 Richard Sandiford <richard@codesourcery.com>
1737 Nigel Stephens <nigel@mips.com>
1739 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
1740 Treat -mno-data-in-code and -mcode-xonly as aliases for
1741 -mcode-readable=no and -mcode-readable=pcrel respectively.
1742 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
1743 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
1744 (MULTILIB_DIRNAMES): Update accordingly.
1746 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
1748 * Makefile.in (version.o): Depend on $(REVISION) only if
1749 REVISION_s is defined.
1751 2007-08-17 Sa Liu <saliu@de.ibm.com>
1752 Ulrich Weigand <uweigand@de.ibm.com>
1755 * tree.c (reconstruct_complex_type): For a pointer to a vector,
1756 use build_qualified_type to retain qualifiers of the base type.
1758 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
1760 * config/score/score.md : Update pattern tablejump.
1761 * config/score/score.c : Update score_initialize_trampoline
1763 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
1764 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
1765 * doc/contrib.texi: Add my entry.
1767 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
1769 * Makefile.in (REVISION): New.
1772 (version.o): Also depend on $(REVISION). Add
1773 -DREVISION=$(REVISION_s).
1775 * version.c (version_string): Add REVISION.
1777 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
1779 * tree-eh.c (lower_try_finally_onedest): Reset the locus
1780 of GOTO that's relocated to a different block.
1782 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1784 * c-common.c (const_strip_array_types): New.
1785 * c-common.h (lang_missing_noreturn_ok_p): Delete.
1786 (const_strip_array_types): New.
1787 * c-objc-common.c (c_disregard_inline_limits,
1788 c_warn_unused_global_decl): Constify.
1789 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
1790 c_vla_type_p, c_incomplete_type_error): Likewise.
1791 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
1792 * hooks.c (hook_bool_const_tree_false): New.
1793 * hooks.h (hook_bool_const_tree_false): Likewise.
1794 * langhooks-def.h (lhd_warn_unused_global_decl,
1795 lhd_incomplete_type_error, lhd_expr_size,
1796 lhd_tree_inlining_disregard_inline_limits,
1797 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1798 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
1799 * langhooks.c (lhd_warn_unused_global_decl,
1800 lhd_incomplete_type_error,
1801 lhd_tree_inlining_disregard_inline_limits,
1802 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
1803 lhd_expr_size): Likewise.
1804 * langhooks.h (lang_hooks_for_tree_inlining,
1805 lang_hooks_for_tree_dump, lang_hooks_for_types,
1806 lang_hooks_for_decls, lang_hooks): Likewise.
1807 * pointer-set.c (pointer_set_t, pointer_set_create,
1808 pointer_set_contains, insert_aux, pointer_set_insert,
1809 pointer_set_traverse, pointer_map_t, pointer_map_create,
1810 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
1812 * pointer-set.h (pointer_set_contains, pointer_set_insert,
1813 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
1814 pointer_map_traverse): Likewise.
1815 * predict.c (assert_is_empty): Likewise.
1816 * tree-affine.c (free_name_expansion): Likewise.
1817 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
1818 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
1819 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
1821 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
1823 * tree-vectorizer.c (new_loop_vec_info): Initialize new
1825 (destroy_loop_vec_info): Add call to VEC_free.
1826 * tree-vectorizer.h (may_alias_ddrs): Define.
1827 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
1828 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
1829 Change reporting to dump.
1830 (vect_is_duplicate_ddr): New.
1831 (vect_mark_for_runtime_alias_test): New.
1832 (vect_analyze_data_ref_dependences) Add call to
1833 vect_mark_for_runtime_alias_test.
1834 (vect_enhance_data_refs_alignment): Define local variable
1835 vect_versioning_for_alias_required, don't perform
1836 peeling for alignment if versioning for alias is
1838 (vect_enhance_data_refs_alignment): Use
1839 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
1840 PARAM_VECT_MAX_VERSION_CHECKS.
1841 * tree-vect-transform.c
1842 (vect_create_cond_for_alias_checks): New.
1843 (vect_transform_loop): Add call to
1844 vect_create_cond_for_alias_checks.
1845 (vect_vfa_segment_size): New.
1846 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
1848 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
1849 * gcc/doc/invoke.texi
1850 (vect-max-version-for-alignment-checks): Document.
1851 (vect-max-version-for-alias-checks): Document.
1852 (vect-max-version-checks): Remove.
1854 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
1856 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
1857 the same line as the instruction for all asm dialects.
1858 (*rep_movsi): Ditto.
1859 (*rep_movsi_rex64): Ditto.
1860 (*rep_movqi): Ditto.
1861 (*rep_movqi_rex64): Ditto.
1862 (*rep_stosdi_rex64): Ditto.
1863 (*rep_stossi): Ditto.
1864 (*rep_stossi_rex64): Ditto.
1865 (*rep_stosqi): Ditto.
1866 (*rep_stosqi_rex64): Ditto.
1867 (*cmpstrnqi_nz_1): Ditto.
1868 (*cmpstrnqi_nz_rex_1): Ditto.
1869 (*cmpstrnqi_1): Ditto.
1870 (*cmpstrnqi_rex_1): Ditto.
1871 (*strlenqi_1): Ditto.
1872 (*strlenqi_rex_1): Ditto.
1873 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
1874 prefix on the same line as the instruction for all asm dialects.
1875 (sync_double_compare_and_swap<mode>): Ditto.
1876 (*sync_double_compare_and_swapdi_pic): Ditto.
1877 (*sync_compare_and_swap_cc<mode>): Ditto.
1878 (sync_double_compare_and_swap_cc<mode>): Ditto.
1879 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
1880 (sync_old_add<mode>): Ditto.
1881 (sync_add<mode>): Ditto.
1882 (sync_sub<mode>): Ditto.
1883 (sync_ior<mode>): Ditto.
1884 (sync_and<mode>): Ditto.
1885 (sync_xor<mode>): Ditto.
1887 2007-08-16 Richard Sandiford <richard@codesourcery.com>
1890 * reload.c (find_reloads): Check that the memory returned by
1891 find_reloads_toplev was not the result of forcing a constant
1893 (find_reloads_toplev): Always use simplify_gen_subreg to get
1894 the subreg of a constant. If the result is also a constant,
1895 but not a legitimate one, force it into the constant pool
1896 and reload its address.
1898 2007-08-15 David Edelsohn <edelsohn@gnu.org>
1900 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
1903 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
1905 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
1906 directive for the current vector ABI.
1908 2007-08-15 Steve Ellcey <sje@cup.hp.com>
1911 * caller-save.c (reg_save_code): Set invalide status on restore code.
1913 2007-08-15 Diego Novillo <dnovillo@google.com>
1915 * tree-ssa-alias.c (compute_memory_partitions): Use
1916 alias_bitmap_obstack to allocate bitmaps.
1917 (reset_alias_info): Factor out of init_alias_info.
1918 Mark all name tags not associated to an SSA name for renaming.
1919 (init_alias_info): Call it.
1920 (create_name_tags): Tidy. Add comments.
1921 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
1923 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
1925 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
1926 scheduler dependencies.
1928 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
1930 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
1932 (*iorsi_1_zext): Likewise.
1933 (*iorsi_1_zext_imm): Likewise.
1934 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
1935 with "rm"/"xm" constraint.
1936 (sse2_vmsqrtv2df2): Likewise.
1938 2007-08-15 Jakub Jelinek <jakub@redhat.com>
1941 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
1944 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
1946 * tree-pass.h (PROP_pta): Removed.
1947 (TODO_rebuild_alias): New.
1948 (pass_may_alias): Removed.
1949 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
1950 aliasing if we changed something.
1951 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
1953 (pass_may_alias): Removed.
1954 (create_structure_vars): Return TODO_rebuild_alias.
1955 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
1956 * tree-sra.c (tree_sra): Only rebuild aliasing if something
1958 (tree_sra_early): We never affect aliasing right now.
1959 * tree-flow.h (compute_may_aliases): New prototype.
1960 * passes.c: Remove pass_may_alias from the passes.
1961 (execute_function_todo): Support TODO_rebuild_alias.
1963 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
1965 * i386.c: (legitimize_address): Move dllimported variable check
1966 infront of legitimizing pic address of CONST symbols.
1968 2007-08-14 Steve Ellcey <sje@cup.hp.com>
1970 PR tree-optimization/32941
1971 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
1972 (goto_queue_cmp): Remove.
1973 (find_goto_replacement): Change search method.
1974 (maybe_record_in_goto_queue): Add assert.
1975 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
1976 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
1978 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
1980 * alias.c (component_uses_parent_alias_set): Constify.
1981 * alias.h (component_uses_parent_alias_set): Likewise.
1982 * cfgrtl.c (print_rtl_with_bb): Likewise.
1983 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
1984 mpz_get_double_int): Likewise.
1985 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
1986 mpz_get_double_int): Likewise.
1987 * expr.c (is_aligning_offset, undefined_operand_subword_p,
1988 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
1990 * expr.h (safe_from_p): Likewise.
1991 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
1993 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
1994 zero_sized_type, goa_lhs_expr_p): Likewise.
1995 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
1996 * rtl.h (print_rtl_with_bb): Likewise.
1997 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
1998 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
1999 * tree-flow-inline.h (bb_stmt_list): Constify.
2000 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
2002 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
2003 const_first_stmt, const_last_stmt): New.
2004 (block_may_fallthru, empty_block_p): Constify.
2005 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
2006 EXPR_ONLY_BODY): New.
2007 (expr_first, expr_last, expr_only): Use macro for body.
2008 (const_expr_first, const_expr_last, const_expr_only): New.
2009 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
2010 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
2011 ctsi_prev, ctsi_stmt): New.
2012 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
2013 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
2014 * tree-ssa-loop-niter.c (loop_only_exit_p,
2015 derive_constant_upper_bound): Likewise.
2016 * tree-ssa-phiopt.c (empty_block_p): Likewise.
2017 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
2018 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
2019 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
2020 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
2021 * tree.c (get_type_static_bounds): Likewise.
2022 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
2023 (get_type_static_bounds): Constify.
2025 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
2028 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
2029 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
2030 (*<addsub><mode>3_cc_overflow): New.
2031 (*add<mode>3_cconly_overflow): New.
2032 (*sub<mode>3_cconly_overflow): New.
2033 (*<addsub>si3_zext_cc_overflow): New.
2034 * config/i386/predicates.md (fcmov_comparison_operator): Accept
2035 CCCmode for LTU, GTU, LEU and GEU.
2036 (ix86_comparison_operator): Likewise.
2037 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
2038 * config/i386/i386.c (put_condition_code): Support CCCmode.
2039 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
2040 or MINUS expressions.
2042 2007-08-14 Andrew Pinski <pinskia@gmail.com>
2045 * c-typeck.c (build_binary_op): Disallow vector float types with
2046 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
2048 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
2050 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
2051 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
2052 (dep_def): New typedef.
2053 (init_dep_1, sd_debug_dep): Declare functions.
2054 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
2055 (debug_dep_links): Remove.
2056 (struct _deps_list): New field 'n_links'.
2057 (DEPS_LIST_N_LINKS): New macro.
2058 (FOR_EACH_DEP_LINK): Remove.
2059 (create_deps_list, free_deps_list, delete_deps_list): Remove
2061 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
2062 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2063 (copy_deps_list_change_con, move_dep_link): Ditto.
2064 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
2065 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
2067 (INSN_BACK_DEPS): Remove.
2068 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
2070 (INSN_DEP_COUNT): Remove.
2071 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
2072 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
2073 Declare global variables.
2074 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
2075 (add_forw_dep, compute_forward_dependences): Remove declarations.
2076 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
2077 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2078 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
2080 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
2082 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
2083 (sd_list_types_def): New typedef.
2084 (sd_next_list): Declare function.
2085 (struct _sd_iterator): New type.
2086 (sd_iterator_def): New typedef.
2087 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
2089 (FOR_EACH_DEP): New cycle wrapper.
2090 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
2092 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
2093 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
2096 * sched-deps.c (init_dep_1): Make global.
2097 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
2099 (dump_dep): New static function.
2100 (dump_dep_flags): New static variable.
2101 (sd_debug_dep): New function.
2102 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
2104 (move_dep_link): Use remove_from_deps_list (), instead of
2106 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
2107 (dep_link_is_detached_p): New static function.
2108 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
2110 (dn_pool, dl_pool): New alloc_pools.
2111 (dn_pool_diff, dl_pool_diff): New static variables.
2112 (create_dep_node, delete_dep_node): New static function.
2113 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
2114 (deps_list_empty_p): Make it static. Use 'n_links' field.
2115 (deps_pools_are_empty_p): New static function.
2116 (alloc_deps_list, delete_deps_list): Remove.
2117 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
2118 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
2119 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
2120 (forward_dependency_cache): Remove.
2121 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
2122 'back' from the names. Change signature to use dep_t instead of
2124 (add_back_dep): Ditto. Make global.
2125 (check_dep_status): Rename to check_dep ().
2126 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
2128 (sd_finish_insn): Ditto.
2129 (sd_find_dep_between_no_cache): New static function.
2130 (sd_find_dep_between): New function.
2131 (ask_dependency_caches, set_dependency_caches): New static functions.
2132 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
2133 (add_or_update_dep_1): Separate pieces of functionality into
2134 ask_dependency_caches (), update_dependency_caches (),
2135 change_spec_dep_to_hard (), update_dep ().
2136 (get_back_and_forw_lists): New static function.
2137 (sd_add_dep): Separate setting of dependency caches into
2138 set_dependency_caches ().
2139 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
2141 (sd_delete_dep): Ditto.
2142 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
2143 (dump_lists): New static function.
2144 (sd_debug_lists): New debug function.
2145 (delete_all_dependences, fixup_sched_groups): Update to use
2146 sd_* infrastructure.
2147 (sched_analyze_2): Create data-speculative dependency only if
2148 data-speculation is enabled.
2149 (sched_analyze_insn): If insn cannot be speculative, make all its
2150 dependencies non-speculative.
2151 (sched_analyze): Use sd_init_insn ().
2152 (add_forw_dep, compute_forward_dependencies): Remove.
2153 (delete_dep_nodes_in_back_deps): New static function.
2154 (sched_free_deps): New function.
2155 (init_dependency_caches): Init alloc_pools.
2156 (extend_depedency_caches): Update after removing of
2157 forward_dependency_cache.
2158 (free_dependency_caches): Ditto. Free alloc_pools.
2159 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
2160 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
2162 (add_back_forw_dep, delete_back_forw_dep): Ditto.
2163 (add_dependence): Use init_dep ().
2164 (get_dep_weak_1): New static function.
2165 (get_dep_weak): Move logic to get_dep_weak_1 ().
2166 (dump_ds): New static function moved from haifa-sched.c:
2167 debug_spec_status ().
2168 (debug_ds): New debug function.
2169 (check_dep_status): Rename to check_dep (). Update to check whole
2172 * haifa-sched.c (spec_info): Make global.
2173 (added_recovery_block_p): Rename to
2174 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
2175 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
2176 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
2177 to use new interfaces.
2178 (ok_for_early_queue_removal): Ditto.
2179 (schedule_block): Initialize logical uids of insns emitted by the
2181 (sched_init): Initialize new variable.
2182 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
2184 (extend_global): Initialize insn data.
2185 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
2186 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
2188 (add_to_speculative_block): Update to use new interfaces.
2189 (create_recovery_block): Set new variables.
2190 (create_check_block_twin, fix_recovery_deps): Update to use new
2192 (sched_insn_is_legitimate_for_speculation_p): New function.
2193 (speculate_insn): Move checking logic to
2194 sched_insn_is_legitimate_for_speculation_p ().
2195 (sched_remove_insn): Finalize sched-deps information of instruction.
2196 (clear_priorities, add_jump_dependencies): Update to use new
2198 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
2200 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
2201 to use new interfaces.
2202 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
2203 (new_ready): Try to use control speculation only if it is available.
2204 (add_branch_dependences): Update to use new interfaces.
2205 (compute_block_backward_dependences): Rename to
2206 compute_block_dependences (). Call
2207 targetm.sched.dependencies_evaluation_hook ().
2208 (free_block_dependencies): New static function.
2209 (debug_dependencies): Update to use new interfaces.
2210 (schedule_region): Remove separate computation of forward dependencies.
2211 Move call of targetm.sched.dependencies_evaluation_hook () to
2212 compute_block_dependences (). Free dependencies at the end of
2213 scheduling the region.
2215 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
2217 (add_deps_for_risky_insns): Ditto.
2218 (schedule_ebb): Remove separate computation of forward dependencies.
2219 Free dependencies at the end of scheduling the ebb.
2221 * ddg.c (create_ddg_dependence): Update to use new interfaces.
2222 (build_intra_loop_deps): Ditto. Remove separate computation of
2223 forward dependencies. Free sched-deps dependencies.
2225 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
2226 to use new interfaces.
2227 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
2229 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
2231 (is_costly_group): Ditto.
2233 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2235 * alias.c (rtx_equal_for_memref_p): Constify.
2236 * basic-block.h (const_edge, const_basic_block): New.
2237 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
2238 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
2239 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
2240 probably_never_executed_bb_p, edge_probability_reliable_p,
2241 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
2242 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
2244 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
2245 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
2247 * cfganal.c (flow_active_insn_p, forwarder_block_p,
2248 flow_nodes_print, dfs_enumerate_from): Likewise.
2249 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
2250 control_flow_insn_p, count_basic_blocks): Likewise.
2251 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
2252 get_loop_body_with_size, loop_exit_edge_p): Likewise.
2253 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
2254 average_num_loop_insns, loop_exit_edge_p,
2255 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
2256 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
2257 average_num_loop_insns, seq_cost): Likewise.
2258 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
2259 * dominance.c (dominated_by_p): Likewise.
2260 * emit-rtl.c (validate_subreg): Likewise.
2261 * except.c (can_throw_internal, can_throw_external): Likewise.
2262 * except.h (can_throw_internal, can_throw_external): Likewise.
2263 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
2264 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
2265 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
2266 simple_mem, store_ops_ok, load_kills_store, find_loads,
2267 store_killed_in_insn, store_killed_after, store_killed_before,
2268 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
2270 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
2271 noce_mem_write_may_trap_or_fault_p): Likewise.
2272 * pointer-set.c (pointer_set_contains, pointer_map_contains):
2274 * pointer-set.h (pointer_set_contains, pointer_map_contains):
2276 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
2277 probably_cold_bb_p, probably_never_executed_bb_p,
2278 edge_probability_reliable_p, br_prob_note_reliable_p,
2279 can_predict_insn_p): Likewise.
2280 * regclass.c (reg_set_to_hard_reg_set): Likewise.
2281 * resource.c (return_insn_p): Likewise.
2282 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
2284 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
2285 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
2286 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
2287 verify_gimple_modify_stmt): Likewise.
2288 * tree-chrec.c (is_not_constant_evolution,
2289 is_multivariate_chrec_rec, is_multivariate_chrec,
2290 chrec_contains_symbols, chrec_contains_undetermined,
2291 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
2292 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
2293 eq_evolutions_p, scev_direction): Likewise.
2294 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
2295 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
2296 chrec_contains_symbols_defined_in_loop,
2297 chrec_contains_undetermined, tree_contains_chrecs,
2298 evolution_function_is_affine_multivariate_p,
2299 evolution_function_is_univariate_p, chrec_zerop,
2300 evolution_function_is_constant_p, evolution_function_is_affine_p,
2301 evolution_function_is_affine_or_constant_p,
2302 tree_does_not_contain_chrecs, chrec_type): Likewise.
2303 * tree-data-ref.c (tree_fold_divides_p,
2304 object_address_invariant_in_loop_p, dr_may_alias_p,
2305 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
2306 same_access_functions, constant_access_functions,
2307 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
2309 * tree-flow.h (scev_direction): Likewise.
2310 * tree-gimple.c (is_gimple_stmt): Likewise.
2311 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
2313 * tree-pretty-print.c (op_prio): Likewise.
2314 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
2315 analyzable_condition, backedge_phi_arg_p): Likewise.
2316 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
2317 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
2318 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
2321 2007-08-13 Dan Hipschman <dsh@google.com>
2324 * c-format.c (check_format_arg): Move check for zero-length
2325 format strings below the check for unterminated strings.
2327 2007-08-13 Andrew Pinski <pinskia@gmail.com>
2330 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
2333 2007-08-13 Nick Clifton <nickc@redhat.com>
2335 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
2337 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2340 * c-format.c (gcc_gfc_length_specs): New array.
2341 (gcc_gfc_char_table): Add unsigned specifier, and references to
2342 the l length modifier.
2343 (format_types_orig): Use the new gcc_gfc_length_specs.
2345 2007-08-12 Sa Liu <saliu@de.ibm.com>
2347 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
2348 and with REG_RETVAL note after split.
2350 2007-08-11 David Daney <ddaney@avtrex.com>
2352 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
2353 as ATTRIBUTE_UNUSED.
2355 2007-08-11 David Edelsohn <edelsohn@gnu.org>
2356 Segher Boessenkool <segher@kernel.crashing.org>
2358 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
2359 HAVE_LOCAL_CPU_DETECT not defined.
2361 2007-08-11 Jan Hubicka <jh@suse.cz>
2363 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
2364 (cgraph_process_new_functions): Honor previous value of
2365 disregard_inline_limits.
2366 * ipa-inline.c (compute_inline_parameters): Likewise.
2368 2007-08-11 Ian Lance Taylor <iant@google.com>
2370 * alias.h (alias_set_type): Define new type.
2371 (ALIAS_SET_MEMORY_BARRIER): Use it.
2372 * rtl.h: Include alias.h.
2373 (struct mem_attrs): Use alias_set_type.
2374 * tree.h: Include alias.h
2375 (struct tree_type): Use alias_set_type.
2376 (struct tree_struct_field_tag): Likewise.
2377 (struct tree_decl_common): Likewise.
2378 * alias.c (struct alias_set_entry): Use alias_set_type.
2379 (get_alias_set_entry, alias_set_subset_of): Likewise.
2380 (alias_sets_conflict_p): Likewise.
2381 (alias_sets_must_conflict_p): Likewise.
2382 (objects_must_conflict_p): Likewise.
2383 (get_alias_set, new_alias_set): Likewise.
2384 (record_alias_subset, record_component_aliases): Likewise.
2385 (varargs_set, frame_set): Change to alias_set_type.
2386 (get_varargs_alias_set): Use alias_set_type.
2387 (get_frame_alias_set): Likewise.
2388 * builtins.c (setjmp_alias_set): Change to alias_set_type.
2389 * dse.c (struct store_info): Use alias_set_type.
2390 (struct read_info, struct clear_alias_mode_holder): Likewise.
2391 (clear_alias_set_lookup, canon_address): Likewise.
2392 (record_store, check_mem_read_rtx): Likewise.
2393 (dse_record_singleton_alias_set): Likewise.
2394 (dse_invalidate_singleton_alias_set): Likewise.
2395 * emit-rtl.c (get_mem_attrs): Likewise.
2396 (set_mem_attributes_minus_bitpos): Likewise.
2397 (set_mem_alias_set): Likewise.
2398 * expr.c (store_constructor_field, store_field): Likewise.
2399 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
2400 * langhooks.c (lhd_get_alias_set): Likewise.
2401 * langhooks-def.h (lhd_get_alias_set): Likewise.
2402 * reload1.c (alter_reg): Likewise.
2403 * tree-flow.h (struct fieldoff): Likewise.
2404 * tree-ssa-alias.c (struct alias_map_d): Likewise.
2405 (may_alias_p, get_smt_for, create_sft): Likewise.
2406 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
2407 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
2408 (merge_smts_into): Likewise.
2409 * varasm.c (const_alias_set): Likewise.
2410 * c-common.c (strict_aliasing_warning): Likewise.
2411 (c_common_get_alias_set): Likewise.
2412 * dse.h (dse_record_singleton_alias_set): Update declaration.
2413 (dse_invalidate_singleton_alias_set): Likewise.
2414 * emit-rtl.h (set_mem_alias_set): Likewise.
2415 * c-common.h (c_common_get_alias_set): Likewise.
2416 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
2417 * print-tree.c (print_node): Likewise.
2418 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
2420 (alpha_setup_incoming_varargs): Use alias_set_type.
2421 * config/i386/i386.c (setup_incoming_varargs_64): Use
2423 (setup_incoming_varargs_ms_64): Likewise.
2424 (ix86_GOT_alias_set): Likewise.
2425 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
2426 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
2427 (set): Change to alias_set_type.
2428 (get_TOC_alias_set): Use alias_set_type.
2429 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
2431 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
2432 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
2434 (struct_value_alias_set): Likewise.
2435 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
2437 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2439 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
2440 * config/vxworks.h (TARGET_VXWORKS): Override.
2441 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
2442 "mips" if TARGET_VXWORKS.
2444 2007-08-11 Richard Sandiford <richard@codesourcery.com>
2446 * calls.c (avoid_likely_spilled_reg): New function.
2447 (expand_call): Use it.
2449 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2451 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
2453 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
2455 * config/mips/predicates.md (const_call_insn_operand): Invoke
2456 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
2458 2007-08-10 David Edelsohn <edelsohn@gnu.org>
2461 * config/rs6000/driver-rs6000.c: Include link.h.
2462 Use ElfW instead of wordsize-specif typedef.
2464 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2466 * system.h (CONST_CAST): New.
2467 * c-decl.c (c_make_fname_decl): Use it.
2468 * c-lex.c (cb_ident, lex_string): Likewise.
2469 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
2470 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
2471 give_switch, set_multilib_dir): Likewise.
2472 * gengtype-parse.c (string_seq, typedef_name): Likewise.
2473 * passes.c (execute_one_pass): Likewise.
2474 * prefix.c (update_path): Likewise.
2475 * pretty-print.c (pp_base_destroy_prefix): Likewise.
2476 * tree.c (build_string): Likewise.
2478 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2480 * tree-flow-inline.h (is_exec_stmt): Remove.
2481 (is_label_stmt): Remove.
2482 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
2485 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
2487 * lower-subreg.c (resolve_shift_zext): Don't adjust
2488 src_reg_num for wordmode operands.
2490 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
2491 David Ung <davidu@mips.com>
2493 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
2494 (TARGET_SCHED_REORDER2): Define.
2495 (mips_maybe_swap_ready): New.
2496 (mips_last_74k_agen_insn): New.
2497 (mips_74k_agen_init): New.
2498 (mips_74k_agen_reorder): New function to group loads and stores
2500 (mips_sched_init): New.
2501 (mips_sched_reorder): Don't do initialization here. Call
2502 mips_74k_agen_reorder.
2503 (mips_variable_issue): Call mips_74k_agen_init.
2505 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
2507 * tree-flow-inline.h (get_filename): Remove.
2509 2007-08-10 Richard Sandiford <richard@codesourcery.com>
2511 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
2513 (mips_fetch_insns): Delete in favor of...
2514 (mips_load_store_insns): ...this new function.
2515 * config/mips/mips.c (mips_address_insns): Add a boolean argument
2516 to say whether multiword moves _might_ be split.
2517 (mips_fetch_insns): Delete in favor of...
2518 (mips_load_store_insns): ...this new function.
2519 (mips_rtx_costs): Update the call to mips_address_insns.
2520 (mips_address_cost): Likewise.
2521 * config/mips/mips.md (length): Use mips_load_store_insns instead
2522 of mips_fetch_insns.
2523 * config/mips/constraints.md (R): Use mips_address_insns rather
2524 than mips_fetch_insns. Assume that the move never needs to be split.
2526 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2528 * config/mips/mips.opt (mhard-float, msoft-float): Make these
2529 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
2530 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
2531 * config/mips/mips.h (mips16_hard_float): Delete.
2532 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
2533 definitions, and replace with....
2534 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
2535 * config/mips/mips.c (mips16_hard_float): Delete. Replace
2536 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
2537 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
2538 (override_options): Replace MASK_SOFT_FLOAT references with
2539 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
2540 and mips16_hard_float when TARGET_MIPS16.
2542 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2545 * c-typeck.c (build_binary_op): Check for non pointer types before
2546 calling int_fits_type_p.
2548 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
2551 * fold-const.c (omit_one_operand): Return only the ommitted expression
2552 if the result is an empty statement.
2553 (pedantic_omit_one_operand): Likewise.
2555 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
2557 * c-typeck.c (readonly_error): Improve error for assignment.
2559 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
2561 (pp_c_expression): Ditto.
2563 2007-08-09 Simon Baldwin <simonb@google.com>
2565 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
2566 break that was preventing simplify_associative_operation() for xor.
2568 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
2569 Nigel Stephens <nigel@mips.com>
2571 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
2572 Document change in interpretation of value from boolean to
2574 * optabs.c (expand_ffs, expand_ctz): New functions to compute
2575 ffs and ctz using clz.
2576 (expand_unop): Call them.
2577 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
2579 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
2580 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
2581 enable the new ffs expansion on this target.
2583 2007-08-09 Jan Hubicka <jh@suse.cz>
2585 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
2586 (expand_ternary_op): Likewise.
2587 (expand_vec_shift_expr): Likewise.
2588 (expand_binop_directly): Likewise.
2589 (expand_binop): Likewise.
2590 (sign_expand_binop): Likewise.
2591 (expand_twoval_unop): Likewise.
2592 (expand_twoval_binop): Likewise.
2593 (expand_twoval_binop_libfunc): Likewise.
2594 (widen_clz): Likewise.
2595 (widen_bswap): Likewise.
2596 (expand_parity): Likewise.
2597 (expand_unop): Likewise.
2598 (expand_abs_nojump): Likewise.
2599 (expand_copysign): Likewise.
2600 (emit_no_conflict_block): Likewise.
2601 (emit_libcall_block): Likewise.
2602 (can_compare_p): Likewise.
2603 (prepare_cmp_insn): Likewise.
2604 (emit_cmp_and_jump_insn_1): Likewise.
2605 (prepare_float_lib_cmp): Likewise.
2606 (emit_conditional_add): Likewise.
2607 (gen_add2_insn): Likewise.
2608 (have_add2_insn): Likewise.
2609 (gen_sub2_insn): Likewise.
2610 (have_sub2_insn): Likewise.
2611 (can_extend_p): Likewise.
2612 (can_fix_p): Likewise.
2613 (can_float_p): Likewise.
2614 (expand_float): Likewise.
2615 (expand_fix): Likewise.
2616 (expand_sfix_optab): Likewise.
2617 (new_optab): Likewise.
2618 (new_convert_optab): Likewise.
2619 (init_libfuncs): Likewise.
2620 (init_interclass_conv_libfuncs): Likewise.
2621 (init_intraclass_conv_libfuncs): Likewise.
2622 (set_conv_libfunc): Likewise.
2623 (init_optabs): Likewise.
2624 (debug_optab_libfuncs): Likewise.
2625 (gen_cond_trap): Likewise.
2626 * optabs.h (optab_handler, convert_optab_hanlder): New.
2627 * genopinit.c: Update optabs generation table.
2628 * reload.c (find_reloads_address_1): Use optabs accestors.
2629 * builtins.c (expand_builtin_mathfn): Likewise.
2630 (expand_builtin_mathfn_2): Likewise.
2631 (expand_builtin_mathfn_3): Likewise.
2632 (expand_builtin_interclass_mathfn): Likewise.
2633 (expand_builtin_sincos): Likewise.
2634 (expand_builtin_cexpi): Likewise.
2635 (expand_builtin_powi): Likewise.
2636 (expand_builtin_strlen): Likewise.
2637 * dojump.c (do_jump): Likewise.
2638 * expr.c (convert_move): Likewise.
2639 (move_by_pieces): Likewise.
2640 (move_by_pieces_ninsns): Likewise.
2641 (can_store_by_pieces): Likewise.
2642 (store_by_pieces_1): Likewise.
2643 (emit_move_via_integer): Likewise.
2644 (emit_move_complex): Likewise.
2645 (emit_move_ccmode): Likewise.
2646 (emit_move_insn_1): Likewise.
2647 (emit_single_push_insn): Likewise.
2648 (store_constructor): Likewise.
2649 (expand_expr_real_1): Likewise.
2650 (do_store_flag): Likewise.
2651 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
2652 (enumerate_modes): Likewise.
2653 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
2654 (supportable_widening_operation): Likewise.
2655 (supportable_narrowing_operation): Likewise.
2656 * expmed.c (store_bit_field_1): Likewise.
2657 (extract_bit_field_1): Likewise.
2658 (expand_mult_highpart_optab): Likewise.
2659 (expand_smod_pow2): Likewise.
2660 (expand_divmod): Likewise.
2661 (emit_store_flag): Likewise.
2662 * tree-vect-patterns.c
2663 (vect_pattern_recog_1): Likewise.
2664 * tree-ssa-loop-prefetch.c
2665 (nontemporal_store_p): Likewise.
2666 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
2667 (vect_create_epilog_for_reduction): Likewise.
2668 (vectorizable_reduction): Likewise.
2669 (vectorizable_operation): Likewise.
2670 (vect_strided_store_supported): Likewise.
2671 (vectorizable_store): Likewise.
2672 (vect_strided_load_supported): Likewise.
2673 (vectorizable_load): Likewise.
2674 * combine.c (simplify_comparison): Likewise.
2675 * tree-vect-generic.c
2676 (type_for_widest_vector_mode): Likewise.
2677 (expand_vector_operations_1): Likewise.
2678 * config/spu/spu.c (spu_expand_mov): Likewise.
2679 (spu_emit_vector_compare): Likewise.
2680 * config/rs6000/rs6000.c
2681 (rs6000_emit_vector_compare): Likewise.
2682 * stmt.c (add_case_node): Likewise.
2683 * reload1.c (gen_reload):
2685 2007-08-09 Michael Matz <matz@suse.de>
2687 * tree.h (fixed_zerop): Declare as taking a const_tree.
2688 * tree.c (fixed_zerop): Take a const_tree.
2690 2007-08-09 Ira Rosen <irar@il.ibm.com>
2692 * tree-vect-transform.c (vectorizable_store): Remove call to
2693 copy_virtual_operands() and call mark_symbols_for_renaming() for
2694 the created vector store.
2695 (vect_setup_realignment): Don't call copy_virtual_operands() and
2696 update_vuses_to_preheader().
2697 (vectorizable_load): Don't call copy_virtual_operands().
2698 (update_vuses_to_preheader): Remove.
2700 2007-08-08 Chao-ying Fu <fu@mips.com>
2702 * tree.def (FIXED_POINT_TYPE): New type.
2703 (FIXED_CST): New constant.
2704 (FIXED_CONVERT_EXPR): New expr.
2705 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
2706 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
2707 * tree.h (struct tree_base): Add saturating_flag.
2708 Remove one bit of spare for saturating_flag.
2709 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
2710 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
2711 FIXED_POINT_TYPE_P): Define.
2712 (TYPE_SATURATING): Define.
2713 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
2714 (struct tree_fixed_cst): New.
2715 (TYPE_IBIT, TYPE_FBIT): Define.
2716 (tree_node): Add fixed_cst.
2717 (enum tree_index): Add new enumeration values of
2718 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
2719 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
2720 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
2721 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
2722 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
2723 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
2724 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
2725 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
2726 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
2727 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
2728 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
2729 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
2730 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
2731 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
2732 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
2733 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
2734 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
2735 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
2736 (sat_short_fract_type_node, sat_fract_type_node,
2737 sat_long_fract_type_node, sat_long_long_fract_type_node,
2738 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
2739 sat_unsigned_long_fract_type_node,
2740 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
2741 fract_type_node, long_fract_type_node, long_long_fract_type_node,
2742 unsigned_short_fract_type_node, unsigned_fract_type_node,
2743 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
2744 sat_short_accum_type_node, sat_accum_type_node,
2745 sat_long_accum_type_node, sat_long_long_accum_type_node,
2746 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
2747 sat_unsigned_long_accum_type_node,
2748 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
2749 accum_type_node, long_accum_type_node, long_long_accum_type_node,
2750 unsigned_short_accum_type_node, unsigned_accum_type_node,
2751 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
2752 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
2753 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
2754 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
2755 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
2756 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
2757 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
2758 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
2759 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
2760 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
2761 sat_uda_type_node, sat_uta_type_node): New macro.
2762 (make_fract_type, make_accum_type): Declare.
2763 (make_signed_fract_type, make_unsigned_fract_type,
2764 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
2765 make_signed_accum_type, make_unsigned_accum_type,
2766 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
2767 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
2768 make_or_reuse_sat_signed_fract_type,
2769 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
2770 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
2771 make_or_reuse_sat_unsigned_accum_type): New macro.
2772 (fixed_zerop): Declare.
2773 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
2774 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2775 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2776 LONG_LONG_ACCUM_TYPE_SIZE): Define.
2777 * treestruct.def: Add TS_FIXED_CST.
2778 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
2780 (tree-dump.o): Likewise.
2781 (print-tree.o): Likewise.
2782 (tree-pretty-print.o): Likewise.
2783 (fold-const.o): Likewise.
2784 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
2785 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
2786 (is_gimple_min_invariant): Handle FIXED_CST.
2787 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
2788 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
2789 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2790 (layout_type): Handle FIXED_POINT_TYPE.
2791 (make_fract_type, make_accum_type): New functions.
2792 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
2793 * tree-dump.c (fixed-value.h): New include.
2794 (dump_fixed): New function.
2795 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
2796 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
2797 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
2798 * tree-pretty-print.c (fixed-value.h): New include.
2799 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
2801 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
2802 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
2803 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
2804 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
2805 for non-saturating fixed-point types.
2806 (reassociate_bb): Likewise.
2807 * emit-rtl.c (fixed-value.h): New include.
2808 (fconst0, fconst1): New array.
2809 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
2810 * tree-vect-generic.c expand_vector_operation): Support
2811 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
2813 (type_for_widest_vector_mode): Add one parameter for the
2815 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
2817 Pass the satp parameter to type_for_mode for fixed-point types.
2818 (expand_vector_operations_1): Pass the saturating flag to
2819 type_for_widest_vector_mode.
2820 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
2821 and MODE_VECTOR_UACCUM.
2822 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
2823 (vectorizable_condition): Likewise.
2824 * tree.c (fixed-value.h): New include.
2825 (tree_code_size): Support FIXED_CST.
2826 (build_fixed): New function.
2827 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
2828 (fixed_zerop): New function.
2829 (tree_node_structure): Support FIXED_CST.
2830 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
2831 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
2832 (type_hash_eq): Handle FIXED_POINT_TYPE.
2833 (simple_cst_equal): Support FIXED_CST.
2834 (iterative_hash_expr): Handle FIXED_CST.
2835 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
2836 (get_narrower): Likewise.
2837 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
2838 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
2839 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
2840 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
2842 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
2843 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
2844 (initializer_zerop): Support FIXED_CST.
2845 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
2846 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
2847 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
2848 (is_base_type): Handle FIXED_POINT_TYPE.
2849 (add_type_attribute): Handle FIXED_POINT_TYPE.
2850 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
2851 * print-tree.c (fixed-value.h): New include.
2852 (print_node_brief): Support FIXED_CST.
2853 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
2854 * c-pretty-print.c (fixed-value.h): New include.
2855 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
2856 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
2857 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
2858 Support fixed-point types for inner items in VECTOR_TYPE.
2859 (pp_c_direct_declarator): Likewise.
2860 (pp_c_declarator): Likewise.
2861 (pp_c_fixed_constant): New function.
2862 (pp_c_constant): Handle FIXED_CST.
2863 (pp_c_primary_expression): Likewise.
2864 (pp_c_expression): Likewise.
2865 * fold-const.c (fixed-value.h): New include.
2866 (negate_expr_p): Return true for FIXED_CST.
2867 (fold_negate_expr): Support FIXED_CST.
2868 (split_tree): Support FIXED_CST.
2869 (const_binop): Support FIXED_CST.
2870 (fold_convert_const_int_from_fixed): New function to convert from
2872 (fold_convert_const_real_from_fixed): New function to convert from
2874 (fold_convert_const_fixed_from_fixed): New function to convert from
2875 fixed to another fixed.
2876 (fold_convert_const_fixed_from_int): New function to convert from
2878 (fold_convert_const_fixed_from_real): New function to convert from
2880 (fold_convert_const): Support conversions from fixed to int, from
2881 fixed to real, from fixed to fixed, from int to fixed, and from real
2883 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
2884 (operand_equal_p): Support FIXED_CST.
2885 (make_range): For fixed-point modes, we need to pass the
2886 saturating flag as the 2nd parameter.
2887 (tree_swap_operands_p): Handle FIXED_CST.
2888 (fold_plusminus_mult_expr): For fract modes, we cannot generate
2890 (fold_unary): Support FIXED_CONVERT_EXPR.
2891 (fold_binary): Handle FIXED_CST.
2892 Make sure the type is not saturating, before associating operations.
2893 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
2894 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
2895 (fold_negate_const): Support FIXED_CST.
2896 (fold_relational_const): Support FIXED_CST.
2897 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
2898 (gimplify_expr): Handle FIXED_CST.
2899 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
2900 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
2901 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
2902 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
2903 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
2904 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
2905 LONG_LONG_ACCUM_TYPE_SIZE.
2906 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
2907 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
2908 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
2909 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
2910 MODE_ACCUM, and MODE_UACCUM.
2911 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
2912 fixed-point types to disable reduction.
2913 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
2915 2007-08-08 David Edelsohn <edelsohn@gnu.org>
2917 * config/rs6000/x-rs6000: New file.
2918 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
2919 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
2920 (EXTRA_SPEC_FUNCTIONS): Define.
2921 (HAVE_LOCAL_CPU_DETECT): Define.
2922 (CC1_CPU_SPEC): Define.
2923 * config/rs6000/driver-rs6000.c: New file.
2924 * config/rs6000/aix.h (CC1_SPEC): Define.
2925 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
2926 * config.host: Add x-rs6000 to host_xmake_file if host and target
2927 are rs6000 or powerpc.
2929 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
2931 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
2933 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2934 Sandra Loosemore <sandra@codesourcery.com>
2935 Chao-ying Fu <fu@mips.com>
2936 Nigel Stephens <nigel@mips.com>
2937 David Ung <davidu@mips.com>
2939 * doc/invoke.texi (-mcode-readable): Document.
2940 * config/mips/mips.opt (mcode-readable): New option.
2941 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
2942 * config/mips/mips.h (mips_code_readable_setting): New enum.
2943 (mips_code_readable): Declare.
2944 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
2945 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
2946 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
2947 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
2948 boiler-plate comments.
2949 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2950 * config/mips/mips.c (mips_code_readable): New variable.
2951 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
2952 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
2953 context and -mcode-readable setting to restrict the use of
2954 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
2955 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
2956 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
2957 (mips_blocks_for_constant_p): Only return false for
2958 TARGET_MIPS16_PCREL_LOADS.
2959 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
2960 for MIPS16. Handle SYMBOL_32_HIGH.
2961 (mips_const_insns): Allow HIGHs for MIPS16 too.
2962 (mips_unspec_address_offset): New function, split out from...
2963 (mips_unspec_address): ...here.
2964 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
2965 16-bit symbolic constants. Assert approropiate conditions for
2966 using the "la" and "dla" macros.
2967 (mips_handle_option): Handle -mcode-readable=.
2968 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
2969 Set up mips_lo_relocs[SYMBOL_32_HIGH].
2970 (mips_strip_unspec_address): New function, split out from...
2971 (print_operand_reloc): ...here.
2972 (print_operand): Pass constants through mips_strip_unspec_address.
2973 (print_operand_address): Likewise.
2974 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
2975 (mips_select_rtx_section): Remove MIPS16 handling.
2976 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
2977 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
2978 (mips16_lay_out_constants): Do nothing unless
2979 TARGET_MIPS16_PCREL_LOADS.
2980 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
2981 * config/mips/mips.md: Split HIGHs for MIPS16.
2982 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
2984 2007-08-08 Richard Sandiford <richard@codesourcery.com>
2986 * config/mips/mips-protos.h (mips_emit_move): Declare.
2987 * config/mips/mips.c (mips_emit_move): New function.
2988 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
2989 (mips_legitimize_const_move): Likewise.
2990 (mips_legitimize_move): Likewise.
2991 (mips_split_64bit_move): Likewise.
2992 (mips_restore_gp): Likewise.
2993 (mips_load_call_address): Likewise.
2994 (mips_emit_fcc_reload): Likewise.
2995 (mips_set_return_address): Likewise.
2996 (mips_block_move_straight): Likewise.
2997 (mips_block_move_loop): Likewise.
2998 (mips_setup_incoming_varargs): Likewise.
2999 (mips_save_reg): Likewise.
3000 (mips_expand_prologue): Likewise.
3001 (mips_restore_reg): Likewise.
3002 (mips_expand_epilogue): Likewise.
3003 (mips_output_mi_thunk): Likewise.
3004 (build_mips16_call_stub): Likewise.
3005 (mips_builtin_branch_and_move): Likewise.
3006 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
3007 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
3008 (fixuns_truncdfdi2): Likewise.
3009 (fixuns_truncsfsi2): Likewise.
3010 (fixuns_truncsfdi2): Likewise.
3011 (loadgp_absolute): Likewise.
3012 (builtin_setjmp_setup): Likewise.
3013 (builtin_longjmp): Likewise.
3014 (untyped_call): Likewise.
3016 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3018 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
3019 an "rtx *" argument. Return a bool.
3020 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
3021 values and return true if they can be split. Take the same kind of
3022 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
3023 and store the lo_sum there if nonnull. Use the symbol type to
3024 determine whether a $gp or HIGH is needed.
3025 (mips_legitimize_address): Update call to mips_split_symbol and
3026 simplify accordingly.
3027 (mips_legitimize_const_move): Likewise.
3028 * config/mips/mips.md: In the combine define_split,
3029 check mips_split_symbol instead of splittable_symbolic_operand.
3030 Update use of mips_split_symbol in the generator code.
3031 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
3033 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3035 * config/mips/mips.c (mips_symbolic_address_p): Delete.
3036 (mips_symbol_insns_1): New function, split out from...
3037 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
3038 and stores separately from load addresses.
3039 (mips_classify_address): Replace uses of mips_symbolic_address_p
3040 with uses of mips_symbol_insns.
3041 (mips_address_insns): Update calls to mips_symbol_insns.
3042 (mips_const_insns): Likewise.
3043 (mips_legitimize_address): Likewise.
3045 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3047 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
3048 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
3049 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
3050 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
3051 non-call contexts if TARGET_MIPS16.
3052 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
3053 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
3054 code for SYMBOL_ABSOLUTE.
3055 (mips_symbol_insns): Likewise.
3057 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3059 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
3060 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
3061 (mips_symbolic_constant_p): Likewise. Update the call to
3062 mips_classify_symbol.
3063 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
3064 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
3065 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
3066 (print_operand_reloc): Add a context argument. Update the call to
3067 mips_symbolic_constant_p.
3068 (print_operand): Update the calls to print_operand_reloc.
3069 (print_operand_address): Use print_operand_reloc rather than
3071 (mips_rewrite_small_data_p): Add a context argument. Update the call
3072 to mips_symbolic_constant_p.
3073 (mips_small_data_pattern_1): Make DATA the containing mem.
3074 Update the call to mips_rewrite_small_data_p.
3075 (mips_rewrite_small_data_1): Likewise.
3076 (mips_use_anchors_for_symbol_p): Update the call to
3077 mips_symbolic_constant_p.
3078 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3079 (splittable_symbolic_operand): Likewise.
3080 (move_operand): Likewise.
3081 (absolute_symbolic_operand): Likewise.
3082 (got_disp_operand): Likewise.
3083 (got_page_ofst_operand): Likewise.
3085 2007-08-08 Richard Sandiford <richard@codesourcery.com>
3087 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
3088 (SYMBOL_ABSOLUTE): ...this.
3089 (SYMBOL_SMALL_DATA): Rename to...
3090 (SYMBOL_GP_RELATIVE): ...this.
3091 (SYMBOL_CONSTANT_POOL): Rename to...
3092 (SYMBOL_PC_RELATIVE): ...this.
3093 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
3094 (mips_symbolic_address_p, mips_symbol_insns, override_options)
3095 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
3096 after above changes.
3097 * config/mips/predicates.md (const_call_insn_operand): Likewise.
3098 (general_symbolic_operand): Rename to...
3099 (absolute_symbolic_operand): ...this.
3100 * config/mips/mips.md: Update after above changes.
3102 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
3103 Revital Eres <eres@il.ibm.com>
3105 * ddg.c (print_ddg): Add dump information.
3106 * modulo-sched.c (print_node_sched_params): Add parameter and
3108 (calculate_maxii): Remove function.
3109 (undo_generate_reg_moves): Likewise.
3110 (undo_permute_partial_schedule): Likewise.
3111 (kernel_number_of_cycles): Likewise.
3112 (MAXII_FACTOR): New definition to calculate the upper bound of II.
3113 (sms_schedule): Use it. Remove profitability checks.
3114 (sms_schedule_by_order): Fix order of nodes within the cycle.
3116 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3118 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
3119 -profile option, add pie support.
3120 (ENDFILE_SPEC): New spec.
3121 * config/gnu.h (LIB_SPEC): Add -profile option.
3123 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
3125 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
3126 * config/gnu.h (LIB_SPEC): Likewise.
3128 2007-08-07 Yaz Saito <saito@google.com>
3129 Ian Lance Taylor <iant@google.com>
3131 * common.opt (finstrument-functions-exclude-function-list): New
3133 (finstrument-functions-exclude-file-list): New option.
3134 * opts.c (char_p): Define and DEF_VEC.
3135 (flag_instrument_functions_exclude_functions): New static
3137 (flag_instrument_functions_exclude_files): New static variable.
3138 (add_instrument_functions_exclude_list): New static function.
3139 (flag_instrument_functions_exclude_p): New function.
3140 (common_handle_option): Handle new options.
3141 * flags.h (flag_instrument_functions_exclude_p): Declare.
3142 * gimplify.c (gimplify_function_tree): Call
3143 flag_instrument_functions_exclude_p.
3144 * doc/invoke.texi (Option Summary): Mention new options.
3145 (Code Gen Options): Document new options.
3147 2007-08-07 Ian Lance Taylor <iant@google.com>
3149 PR rtl-optimization/32776
3150 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
3151 (resolve_use): Likewise.
3152 (decompose_multiword_subregs): Remove "changed" local variable.
3154 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
3156 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
3157 * configure: Regenerate.
3158 * config.in: Regenerate.
3159 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
3162 2007-08-07 Ian Lance Taylor <iant@google.com>
3164 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
3165 note, just delete the insn.
3167 2007-08-07 Andreas Schwab <schwab@suse.de>
3170 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
3173 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
3175 * lower-subreg.c (resolve_subreg_use): Remove assertion.
3176 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
3177 (decompose_multiword_subregs): Use the functions above to decompose
3178 multiword shifts and zero-extends.
3180 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
3182 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
3183 "assemble" descriptions which were swapped.
3185 2007-08-06 Chao-ying Fu <fu@mips.com>
3187 * fixed-value.h: New file.
3188 * fixed-value.c: New file.
3189 * Makefile.in (OBJS-common): Add fixed-value.o.
3190 (fixed-value.o): New rule.
3191 (GTFILES): Add fixed-value.h.
3192 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
3193 to compare a.low and b.low.
3194 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
3196 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3197 Daniel Jacobowitz <dan@codesourcery.com>
3200 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
3202 (x86_64-*-netbsd*): Likewise.
3203 (x86_64-*-linux*): Likewise.
3204 (x86_64-*-kfreebsd*-gnu): Likewise.
3205 (x86_64-*-knetbsd*-gnu): Likewise.
3206 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
3208 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
3210 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
3211 Add -fno-asynchronous-unwind-tables.
3213 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
3214 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
3215 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
3216 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
3217 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
3219 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3221 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
3222 (TARGET_C_MODE_FOR_SUFFIX): New.
3224 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3226 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
3228 2007-08-06 Steve Ellcey <sje@cup.hp.com>
3230 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
3232 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
3234 * config/i386/i386.md: Check TARGET_ macros and optimize_size
3235 before checking function returns in conditional expressions.
3237 2007-08-06 Alfred Minarik <a.minarik@aon.at>
3240 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
3242 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
3245 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
3246 for INTEGRAL_TYPE_P.
3248 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
3250 * configure.ac: Remove --enable-checking=df from default settings.
3251 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
3252 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
3253 if the parameter is true.
3254 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
3255 DF_VERIFY_SCHEDULED flag is true.
3256 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
3257 (df_finish_pass): Adjust prototype.
3258 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
3261 * see.c (pass_see): Add TODO_df_verify.
3262 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
3263 * global.c (rest_of_handle_global_alloc): Schedule verification
3265 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
3267 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
3268 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
3269 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
3271 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
3272 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
3273 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
3275 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
3276 Revital Eres <eres@il.ibm.com>
3278 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
3280 * ddg.c (create_ddg_dependence): Rename to...
3281 (create_ddg_dep_from_intra_loop_link): This. Do not check
3282 for interloop edges. Do not create anti dependence edge when
3283 a true dependence edge exists in the opposite direction and
3284 -fmodulo-sched-allow-regmoves is set.
3285 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
3286 (add_cross_iteration_register_deps): Create anti dependence edge
3287 when -fno-modulo-sched-allow-regmoves is set.
3288 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
3290 2007-08-04 Richard Sandiford <richard@codesourcery.com>
3292 * config/arm/arm.md (movsi): Add braces.
3294 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
3297 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
3298 operands for the folding of "A - (A & B)" into "~B & A"; cast them
3301 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
3303 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
3304 state accessor functions.
3305 * cfgloopmanip.c (remove_path, create_preheaders,
3306 force_single_succ_latches, fix_loop_structure): Ditto.
3307 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
3308 tree_duplicate_loop_to_header_edge): Ditto.
3309 * cfgloopanal.c (mark_irreducible_loops): Ditto.
3310 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
3312 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
3313 cleanup_tree_cfg): Ditto.
3314 * tree-cfg.c (tree_merge_blocks): Ditto.
3315 * cfgloop.c (rescan_loop_exit, record_loop_exits,
3316 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
3317 loop_preheader_edge, single_exit): Ditto.
3318 (flow_loops_find): Do not clear loops->state.
3319 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
3320 loops_state_clear): New functions.
3322 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3325 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
3326 when adding to the base and convert ELT to sizetype instead of type.
3328 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3331 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
3332 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
3334 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3337 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
3338 correct type the negate expression.
3340 2007-08-03 Jan Hubicka <jh@suse.cz>
3342 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
3345 2007-08-03 David Edelsohn <edelsohn@gnu.org>
3347 * config/rs6000/rs6000.c (struct processor_cost): Change
3348 l1_cache_lines to l1_cache_size. Add l2_cache_size.
3349 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
3351 (rios1_costs, rios2_cost): Correct cache line size.
3352 (rs6000_override_options): Set l2-cache-size parameter.
3354 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
3355 Diego Novillo <dnovillo@google.com>
3358 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
3359 if the range includes 0.
3361 2007-08-03 Ben Elliston <bje@au.ibm.com>
3363 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
3364 mode to unspec expressions to silence a warning from the generator
3367 2007-08-02 Steve Ellcey <sje@cup.hp.com>
3369 * config/ia64/constraints.md ("U"): Make constraint vector only.
3371 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3374 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
3375 always_inline attribute on the function decl.
3377 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
3380 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
3381 if we are compiling with -fPIC.
3383 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
3384 Nigel Stephens <nigel@mips.com>
3386 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
3387 Define for MIPS32 and MIPS64.
3389 2007-08-02 Nick Clifton <nickc@redhat.com>
3391 * config/host-hpux.c: Change copyright header to refer to version
3392 3 of the GNU General Public License and to point readers at the
3393 COPYING3 file and the FSF's license web page.
3394 * config/alpha/predicates.md, config/alpha/vms-ld.c,
3395 config/alpha/linux.h, config/alpha/alpha.opt,
3396 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
3397 config/alpha/vms-unwind.h, config/alpha/ev4.md,
3398 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
3399 config/alpha/alpha.h, config/alpha/sync.md,
3400 config/alpha/openbsd.h, config/alpha/alpha.md,
3401 config/alpha/alpha-modes.def, config/alpha/ev5.md,
3402 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
3403 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
3404 config/alpha/constraints.md, config/alpha/osf.h,
3405 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
3406 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
3407 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
3408 config/frv/frv-asm.h, config/frv/frv-protos.h,
3409 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
3410 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
3411 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
3412 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
3413 config/s390/s390.opt, config/s390/s390-modes.def,
3414 config/s390/fixdfdi.h, config/s390/constraints.md,
3415 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
3416 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
3417 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
3418 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
3419 config/m32c/prologue.md, config/m32c/m32c.abi,
3420 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
3421 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
3422 config/m32c/t-m32c, config/m32c/m32c-modes.def,
3423 config/m32c/jump.md, config/m32c/shift.md,
3424 config/m32c/m32c-protos.h, config/libgloss.h,
3425 config/spu/spu-protos.h, config/spu/predicates.md,
3426 config/spu/spu-builtins.h, config/spu/spu.c,
3427 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
3428 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
3429 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
3430 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
3431 config/sparc/hypersparc.md, config/sparc/predicates.md,
3432 config/sparc/linux.h, config/sparc/sp64-elf.h,
3433 config/sparc/supersparc.md, config/sparc/cypress.md,
3434 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
3435 config/sparc/niagara.md, config/sparc/sparc.md,
3436 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
3437 config/sparc/sparc.opt, config/sparc/sync.md,
3438 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
3439 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
3440 config/sparc/sparc.c, config/sparc/little-endian.opt,
3441 config/sparc/sysv4-only.h, config/sparc/sparc.h,
3442 config/sparc/linux64.h, config/sparc/freebsd.h,
3443 config/sparc/sol2.h, config/sparc/rtemself.h,
3444 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
3445 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
3446 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
3447 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
3448 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
3449 config/m32r/linux.h, config/m32r/constraints.md,
3450 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
3451 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
3452 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
3453 config/i386/i386.md, config/i386/netware-crt0.c,
3454 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
3455 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
3456 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
3457 config/i386/sol2.h, config/i386/constraints.md,
3458 config/i386/netware-libgcc.c, config/i386/sysv5.h,
3459 config/i386/predicates.md, config/i386/geode.md,
3460 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
3461 config/i386/freebsd64.h, config/i386/vxworksae.h,
3462 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
3463 config/i386/rtemself.h, config/i386/netbsd-elf.h,
3464 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
3465 config/i386/netware.h, config/i386/i386-modes.def,
3466 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
3467 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
3468 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
3469 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
3470 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
3471 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
3472 config/i386/xm-mingw32.h, config/i386/linux64.h,
3473 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
3474 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
3475 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
3476 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
3477 config/i386/cygwin2.c, config/i386/i386-protos.h,
3478 config/i386/sync.md, config/i386/openbsd.h,
3479 config/i386/host-mingw32.c, config/i386/i386-aout.h,
3480 config/i386/nto.h, config/i386/biarch64.h,
3481 config/i386/i386-coff.h, config/i386/freebsd.h,
3482 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
3483 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
3484 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
3485 config/darwin-protos.h, config/linux.opt, config/sol2.c,
3486 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
3487 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
3488 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
3489 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
3490 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
3491 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
3492 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
3493 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
3494 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
3495 config/sh/superh64.h, config/sh/rtemself.h,
3496 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
3497 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
3498 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
3499 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
3500 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
3501 config/avr/predicates.md, config/avr/constraints.md,
3502 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
3503 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
3504 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
3505 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
3506 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
3507 config/c4x/c4x-modes.def, config/c4x/rtems.h,
3508 config/c4x/predicates.md, config/c4x/c4x.h,
3509 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
3510 config/xtensa/predicates.md, config/xtensa/xtensa.c,
3511 config/xtensa/linux.h, config/xtensa/xtensa.h,
3512 config/xtensa/elf.h, config/xtensa/xtensa.md,
3513 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
3514 config/xtensa/xtensa-protos.h, config/dbx.h,
3515 config/stormy16/predicates.md, config/stormy16/stormy16.md,
3516 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
3517 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
3518 config/host-solaris.c, config/fr30/fr30.h,
3519 config/fr30/predicates.md, config/fr30/fr30-protos.h,
3520 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
3521 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
3522 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
3523 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
3524 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
3525 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
3526 config/host-linux.c, config/interix3.h, config/cris/cris.c,
3527 config/cris/predicates.md, config/cris/linux.h,
3528 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
3529 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
3530 config/cris/aout.opt, config/cris/cris-protos.h,
3531 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
3532 config/iq2000/iq2000.h, config/iq2000/predicates.md,
3533 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
3534 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
3535 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
3536 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
3537 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
3538 config/chorus.h, config/mn10300/mn10300.c,
3539 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
3540 config/mn10300/mn10300.h, config/mn10300/linux.h,
3541 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
3542 config/mn10300/mn10300.md, config/ia64/predicates.md,
3543 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
3544 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
3545 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
3546 config/ia64/freebsd.h, config/ia64/ia64.md,
3547 config/ia64/ia64-modes.def, config/ia64/constraints.md,
3548 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
3549 config/gofast.h, config/rtems.h, config/sol2-10.h,
3550 config/m68k/predicates.md, config/m68k/m68k.md,
3551 config/m68k/linux.h, config/m68k/m68k-modes.def,
3552 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
3553 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
3554 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
3555 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
3556 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
3557 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
3558 config/m68k/constraints.md, config/m68k/rtemself.h,
3559 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
3560 config/m68k/uclinux.h, config/rs6000/power4.md,
3561 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
3562 config/rs6000/linux.h, config/rs6000/eabi.h,
3563 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
3564 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
3565 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
3566 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
3567 config/rs6000/windiss.h, config/rs6000/603.md,
3568 config/rs6000/aix41.h, config/rs6000/cell.md,
3569 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
3570 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
3571 config/rs6000/darwin.md, config/rs6000/darwin64.h,
3572 config/rs6000/default64.h, config/rs6000/7xx.md,
3573 config/rs6000/darwin.opt, config/rs6000/spe.md,
3574 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
3575 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
3576 config/rs6000/7450.md, config/rs6000/linux64.h,
3577 config/rs6000/constraints.md, config/rs6000/440.md,
3578 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
3579 config/rs6000/rs6000.c, config/rs6000/aix52.h,
3580 config/rs6000/rs6000.h, config/rs6000/power6.md,
3581 config/rs6000/predicates.md, config/rs6000/altivec.md,
3582 config/rs6000/aix64.opt, config/rs6000/rios1.md,
3583 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
3584 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
3585 config/rs6000/darwin7.h, config/rs6000/dfp.md,
3586 config/rs6000/linux64.opt, config/rs6000/sync.md,
3587 config/rs6000/vxworksae.h, config/rs6000/power5.md,
3588 config/rs6000/lynx.h, config/rs6000/biarch64.h,
3589 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
3590 config/rs6000/eabispe.h, config/rs6000/e500.h,
3591 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
3592 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
3593 config/rs6000/aix.h, config/rs6000/vxworks.h,
3594 config/rs6000/40x.md, config/rs6000/aix51.h,
3595 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
3596 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
3597 config/arc/arc.h, config/mcore/mcore-elf.h,
3598 config/mcore/mcore-protos.h, config/mcore/predicates.md,
3599 config/mcore/mcore.md, config/mcore/mcore.c,
3600 config/mcore/mcore.opt, config/mcore/mcore.h,
3601 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
3602 config/score/predicates.md, config/score/score-version.h,
3603 config/score/score-protos.h, config/score/misc.md,
3604 config/score/elf.h, config/score/score.c, config/score/mac.md,
3605 config/score/score7.md, config/score/score.h,
3606 config/score/score-conv.h, config/score/score-mdaux.c,
3607 config/score/score.md, config/score/score.opt,
3608 config/score/score-modes.def, config/score/score-mdaux.h,
3609 config/score/mul-div.S, config/arm/uclinux-elf.h,
3610 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
3611 config/arm/symbian.h, config/arm/linux-elf.h,
3612 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
3613 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
3614 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
3615 config/arm/strongarm-pe.h, config/arm/arm.h,
3616 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
3617 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
3618 config/arm/arm-modes.def, config/arm/linux-eabi.h,
3619 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
3620 config/arm/arm-cores.def, config/arm/arm-protos.h,
3621 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
3622 config/arm/wince-pe.h, config/arm/neon.md,
3623 config/arm/constraints.md, config/arm/neon.ml,
3624 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
3625 config/arm/arm.opt, config/arm/arm926ejs.md,
3626 config/arm/predicates.md, config/arm/iwmmxt.md,
3627 config/arm/arm_neon.h, config/arm/unknown-elf.h,
3628 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
3629 config/arm/neon-testgen.ml, config/arm/arm.md,
3630 config/arm/xscale-coff.h, config/arm/pe.c,
3631 config/arm/arm-generic.md, config/arm/pe.h,
3632 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
3633 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
3634 config/arm/strongarm-elf.h, config/arm/cirrus.md,
3635 config/arm/netbsd-elf.h, config/arm/vxworks.h,
3636 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
3637 config/pa/predicates.md, config/pa/pa64-hpux.h,
3638 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
3639 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
3640 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
3641 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
3642 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
3643 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
3644 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
3645 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
3646 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
3647 config/pa/pa64-regs.h, config/pa/pa-modes.def,
3648 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
3649 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
3650 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
3651 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
3652 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
3653 config/mips/linux64.h, config/mips/elforion.h,
3654 config/mips/constraints.md, config/mips/generic.md,
3655 config/mips/predicates.md, config/mips/4300.md,
3656 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
3657 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
3658 config/mips/5k.md, config/mips/vr4120-div.S,
3659 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
3660 config/mips/mips-protos.h, config/mips/6000.md,
3661 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
3662 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
3663 config/mips/mips-modes.def, config/mips/vr.h,
3664 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
3665 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
3666 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
3667 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
3668 config/vax/openbsd1.h, config/vax/netbsd.h,
3669 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
3670 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
3671 config/h8300/rtems.h, config/h8300/predicates.md,
3672 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
3673 config/h8300/h8300.md, config/h8300/h8300.opt,
3674 config/h8300/coff.h, config/h8300/h8300-protos.h,
3675 config/v850/v850.md, config/v850/predicates.md,
3676 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
3677 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
3678 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
3679 config/mmix/mmix.h, config/mmix/predicates.md,
3680 config/mmix/mmix-protos.h, config/mmix/mmix.md,
3681 config/mmix/mmix.c, config/mmix/mmix.opt,
3682 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
3683 config/bfin/rtems.h, config/bfin/bfin-modes.def,
3684 config/bfin/predicates.md, config/bfin/bfin-protos.h,
3685 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
3688 2007-08-02 Richard Sandiford <richard@codesourcery.com>
3690 * emit-rtl.c (reset_used_decls): Rename to...
3691 (set_used_decls): ...this. Set the used flag rather than clearing it.
3692 (unshare_all_rtl_again): Update accordingly. Set flags on argument
3693 DECL_RTLs rather than resetting them.
3695 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
3697 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
3699 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3701 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
3702 argument to find_reloads_address.
3704 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
3706 PR tree-optimization/32919
3707 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
3708 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
3709 (coalesce_ssa_name): Call it.
3711 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
3712 David Ung <davidu@mips.com>
3714 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
3715 (__mips16_unorddf2, __mips16_floatunsidf): New.
3716 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
3718 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
3720 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3722 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
3723 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
3724 * tree.h (OMP_SECTIONS_CONTROL): New macro.
3725 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
3726 * omp-low.c (get_ws_args_for, determine_parallel_type,
3727 expand_omp_for_generic, expand_omp_for_static_nochunk,
3728 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
3729 Work with more precise CFG.
3730 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
3731 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
3733 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
3734 * gimple-low.c (lower_stmt): Ditto.
3735 * tree-inline.c (estimate_num_insns_1): Ditto.
3736 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
3737 (OMP_SECTIONS_SWITCH): New.
3738 * tree-cfgcleanup.c (cleanup_omp_return): New.
3739 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
3740 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
3741 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
3742 (tree_redirect_edge_and_branch): Handle omp constructs.
3744 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
3745 with three arguments.
3747 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3749 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
3752 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3754 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
3755 the loop structures may need fixing.
3756 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
3758 (cleanup_tree_cfg_loop): Removed.
3759 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
3760 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
3761 instead of running cleanup_tree_cfg_loop.
3762 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
3763 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
3764 (tree_predictive_commoning): Declaration changed.
3765 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
3767 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
3769 * doc/invoke.texi (l1-cache-size): Update documentation.
3770 (l2-cache-size): Document.
3771 * params.h (L2_CACHE_SIZE): New macro.
3772 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
3773 that L1_CACHE_SIZE is in kB now.
3774 (L2_CACHE_SIZE_BYTES): New macro.
3775 (tree_ssa_prefetch_arrays): Show size in kB.
3776 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
3777 and l2_cache_size fields.
3778 * config/i386/driver-i386.c (describe_cache): Detect cache size
3780 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
3781 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
3782 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
3783 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
3784 (override_options): Set l1-cache-size and l2-cache-size to default
3785 values if not specified otherwise.
3786 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
3787 (PARAM_L2_CACHE_SIZE): New.
3789 2007-08-01 Nigel Stephens <nigel@mips.com>
3790 David Ung <davidu@mips.com>
3791 Thiemo Seufer <ths@mips.com>
3792 Chris Dearman <chris@mips.com>
3793 Richard Sandiford <richard@codesourcery.com>
3795 * config.gcc (mips*-sde-elf*): New stanza.
3796 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
3797 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
3798 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
3799 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
3800 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
3801 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
3803 * config/mips/sde.h: New file.
3804 * config/mips/t-libgcc-mips16: Likewise.
3805 * config/mips/t-sde: Likewise.
3806 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
3807 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
3808 _MIPS_FPSET and _MIPS_SZINT.
3809 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
3810 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
3811 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
3812 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
3813 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3814 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
3815 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
3816 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
3817 _MIPS_SZPTR and _MIPS_FPSET.
3818 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
3819 architecture is specified.
3820 (MIPS_32BIT_OPTION_SPEC): New macro.
3822 2007-07-31 Dan Hipschman <dsh@google.com>
3824 * gcc.c (end_going_arg): New function.
3825 (do_spec_2): Use it.
3826 (do_spec_1): Use it.
3828 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
3830 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
3831 only if ENABLE_CHECKING is defined.
3833 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
3835 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
3836 df_ru_add_problem, df_ru_get_bb_info): Removed.
3837 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
3838 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
3839 df_ru_free_bb_info, df_ru_alloc,
3840 df_ru_bb_local_compute_process_def,
3841 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
3842 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
3843 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
3844 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
3845 df_ru_add_problem): Removed.
3847 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3850 * pa.md (casesi32): Use match_scratch. Revise insn condition.
3851 (casesi32p, casesi64p): Likewise.
3852 (casesi): Adjust for above.
3854 2007-07-31 Richard Sandiford <richard@codesourcery.com>
3856 * mode-switching.c (create_pre_exit): Don't search past calls.
3858 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
3860 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
3862 2007-07-31 Revital Eres <eres@il.ibm.com>
3864 * ddg.c (add_deps_for_def): Rename to...
3865 (add_cross_iteration_register_deps): This. Change implementation
3866 to use only reaching def and def-use chains to construct the
3867 inter loop dependencies.
3868 (add_deps_for_use): Remove function.
3869 (build_inter_loop_deps): Call add_cross_iteration_register_deps
3870 function to build the inter loop dependencies.
3871 * modulo-sched.c (sms_schedule): Build only
3872 reaching def and def-use chains for the propose of the ddg
3875 2007-07-31 Julian Brown <julian@codesourcery.com>
3877 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
3878 New define_insns. Use correct RTL.
3879 (vec_set<mode>): Write as expander.
3881 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
3883 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
3884 to an unallocated space.
3886 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
3889 (split_constant_offset): Enable split_constant_offset to extract
3890 constants from other statements.
3891 * tree-vect-transform.c
3892 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
3893 to a temp var. Force base_offset to be simple.
3895 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
3897 * df-scan.c (df_scan_verify): Remove artificial limit on
3898 the number of blocks for verification.
3899 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
3900 df_simulate_defs): Avoid unnecessary insn checking for defs.
3902 2007-07-29 Mark Mitchell <mark@codesourcery.com>
3904 * config/m68k/lb1sf68.asm (FUNC): New macro.
3906 (__udivsi3): Likewise.
3907 (__divsi3): Likewise.
3908 (__umodsi3): Likewise.
3909 (__modsi3): Likewise.
3910 (__subdf3): Likewise.
3911 (__adddf3): Likewise.
3912 (__muldf3): Likewise.
3913 (__divdf3): Likewise.
3914 (__negdf2): Likewise.
3915 (__cmpdf2): Likewise.
3916 (__subsf3): Likewise.
3917 (__addsf3): Likewise.
3918 (__mulsf3): Likewise.
3919 (__divsf3): Likewise.
3920 (__negsf2): Likewise.
3921 (__cmpsf2): Likewise.
3922 (__eqdf2): Likewise.
3923 (__nedf2): Likewise.
3924 (__gtdf2): Likewise.
3925 (__gedf2): Likewise.
3926 (__ltdf2): Likewise.
3927 (__ledf2): Likewise.
3928 (__eqsf2): Likewise.
3929 (__nesf2): Likewise.
3930 (__gtsf2): Likewise.
3931 (__gesf2): Likewise.
3932 (__ltsf2): Likewise.
3933 (__lesf2): Likewise.
3935 2007-07-30 Ollie Wild <aaw@google.com>
3937 * c-ppoutput.c (print_lines_directives_only): New function.
3938 (scan_translation_unit_directives_only): New function.
3939 (preprocess_file): Add call to scan_translation_unit_directives_only.
3940 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
3941 (sanitize_cpp_opts): Add default flag_dump_macros setting for
3942 -fdirectives-only. Add errors for -fdirectives-only conflict with
3943 -Wunused-macros and -traditional.
3944 (finish_options): Add builtin macro initialization for
3945 -fdirectives-only + -fpreprocessed.
3946 * c.opt (fdirectives-only): New.
3947 * doc/cppopts.texi (fdirectives-only): New.
3949 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3951 * alias.c (record_set, memory_modified_1): Constify.
3952 * bt-load.c (note_btr_set): Likewise.
3953 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
3954 * combine.c (set_nonzero_bits_and_sign_copies,
3955 expand_field_assignment, record_dead_and_set_regs_1,
3956 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
3957 likely_spilled_retval_1): Likewise.
3958 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
3959 frv_io_handle_set): Likewise.
3960 * config/mips/mips.c (mips_sim_record_set,
3961 vr4130_true_reg_dependence_p_1): Likewise.
3962 * config/mt/mt.c (insn_dependent_p_1): Likewise.
3963 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
3964 * config/sh/sh.c (flow_dependent_p_1): Likewise.
3965 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
3966 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
3967 * ddg.c (mark_mem_store): Likewise.
3968 * df-problems.c (df_urec_mark_reg_change): Likewise.
3969 * function.c (update_epilogue_consts): Likewise.
3970 * gcse.c (record_set_info, record_last_set_info,
3971 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
3972 reg_clear_last_set): Likewise.
3973 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
3975 * jump.c (reversed_comparison_code_parts): Likewise.
3976 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
3977 reg_is_set): Likewise.
3978 * loop-iv.c (mark_altered): Likewise.
3979 * mode-switching.c (reg_becomes_live): Likewise.
3980 * optabs.c (no_conflict_move_test): Likewise.
3981 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
3983 * postreload.c (reload_combine_note_store, move2add_note_store):
3985 * regmove.c (flags_set_1): Likewise.
3986 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
3988 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
3990 * resource.c (update_live_status): Likewise.
3991 * rtl.h (set_of, note_stores): Likewise.
3992 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
3993 note_stores, parms_set): Likewise.
3994 * sched-rgn.c (sets_likely_spilled_1): Likewise.
3995 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
3997 * var-tracking.c (count_stores, add_stores): Likewise.
3999 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4001 * alias.c (mems_in_disjoint_alias_sets_p,
4002 fixed_scalar_and_varying_struct_p, aliases_everything_p,
4003 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
4004 write_dependence_p, mems_in_disjoint_alias_sets_p,
4005 read_dependence, true_dependence, canon_true_dependence,
4006 anti_dependence, output_dependence): Constify.
4007 * combine.c (extended_count): Likewise.
4008 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
4009 * cselib.c (get_value_hash, references_value_p,
4010 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
4011 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
4012 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
4013 * function.c (contains, prologue_epilogue_contains,
4014 sibcall_epilogue_contains): Likewise.
4015 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
4016 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
4017 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
4018 reg_or_subregno): Likewise.
4019 * recog.c (asm_noperands): Likewise.
4020 * reload1.c (function_invariant_p): Likewise.
4021 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
4022 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
4023 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
4024 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
4025 true_regnum, reg_or_subregno, condjump_in_parallel_p,
4026 extended_count, prologue_epilogue_contains,
4027 sibcall_epilogue_contains, function_invariant_p, true_dependence,
4028 canon_true_dependence, read_dependence, anti_dependence,
4029 output_dependence): Likewise.
4030 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
4032 2007-07-30 Julian Brown <julian@codesourcery.com>
4034 * config/arm/neon.md (V_ext): New mode attribute.
4035 (neon_vget_lane<mode>): Replace with define_expand.
4036 (neon_vget_lane<mode>_sext_internal)
4037 (neon_vget_lane<mode>_zext_internal): New define_insns for double
4038 and quad precision vectors.
4039 (neon_vget_lanedi): Add bounds check. Remove dead comment.
4040 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
4041 have typeless 32-bit result.
4043 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
4046 * tree-affine.h (aff_tree): The type of rest is sizetype for types
4048 * tree-affine.c (aff_combination_scale): If type is a pointer type,
4049 use sizetype for rest.
4050 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
4051 (aff_combination_convert): Don't convert rest for pointer types.
4053 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4055 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
4057 * tree-ssa-alias.c: Add alloc-pool.h.
4058 (init_alias_info): Free alias_bitmap_obstack.
4059 (delete_alias_info): Call delete_mem_ref_stats.
4060 (get_mem_sym_stats_for): Use alloc_pool.
4061 (init_mem_ref_stats): Do not delete mem_ref_stats here.
4062 (delete_mem_sym_stats): Removed.
4064 2007-07-29 Sebastian Pop <sebpop@gmail.com>
4066 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
4067 functions cannot be represented as classical distance vectors.
4069 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4071 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
4072 * builtins.c (validate_arg, builtin_mathfn_code,
4073 validate_arglist): Likewise.
4074 * calls.c (call_expr_flags): Likewise.
4075 * combine.c (reg_nonzero_bits_for_combine,
4076 reg_num_sign_bit_copies_for_combine, get_last_value,
4077 reg_truncated_to_mode): Likewise.
4078 * emit-rtl.c (subreg_lowpart_p): Likewise.
4079 * expr.c (highest_pow2_factor_for_target,
4080 categorize_ctor_elements_1, categorize_ctor_elements,
4081 count_type_elements, contains_packed_reference,
4082 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
4083 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
4084 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
4085 native_encode_int, native_encode_real, native_encode_complex,
4086 native_encode_vector, native_encode_expr, native_interpret_int,
4087 native_interpret_real, native_interpret_complex,
4088 native_interpret_vector, native_interpret_expr): Likewise.
4089 * function.c (use_register_for_decl): Likewise.
4090 * gimplify.c (get_name): Likewise.
4091 * langhooks-def.h (lhd_return_null_const_tree): New.
4092 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
4093 * langhooks.c (lhd_return_null_const_tree): New.
4094 * langhooks.h (lang_get_callee_fndecl): Constify.
4095 * output.h (constructor_static_from_elts_p): Likewise.
4096 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
4097 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
4098 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
4099 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
4100 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
4101 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
4102 * rtlhooks-def.h (reg_nonzero_bits_general,
4103 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
4105 * rtlhooks.c (reg_num_sign_bit_copies_general,
4106 reg_nonzero_bits_general, reg_truncated_to_mode_general):
4108 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
4109 * stor-layout.c (mode_for_size_tree): Likewise.
4110 * tree-ssa-loop-im.c (memref_eq): Likewise.
4111 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
4112 * tree.c (contains_placeholder_p, type_list_equal,
4113 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
4115 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
4116 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
4117 contains_placeholder_p, contains_packed_reference,
4118 get_callee_fndecl, operand_equal_for_phi_arg_p,
4119 warn_if_unused_value, is_body_block, native_encode_expr,
4120 native_interpret_expr, fold_convertible_p, operand_equal_p,
4121 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
4122 validate_arglist, simple_cst_equal, type_list_equal,
4123 use_register_for_decl, call_expr_flags, get_name,
4124 highest_pow2_factor): Likewise.
4125 (const_call_expr_arg_iterator_d,
4126 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
4127 first_const_call_expr_arg, more_const_call_expr_args_p,
4128 FOR_EACH_CONST_CALL_EXPR_ARG): New.
4129 * varasm.c (constructor_static_from_elts_p): Constify.
4131 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
4133 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
4134 config/arm/neon-schedgen.ml, config/arm/neon.ml,
4135 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
4136 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
4137 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
4138 tree-vect-transform.c, tree.def: Fix comment typos. Follow
4139 spelling conventions.
4140 * doc/invoke.texi: Follow spelling conventions.
4142 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
4143 Revital Eres <eres@il.ibm.com>
4145 * modulo-sched.c (sms_schedule): Avoid loops which includes
4146 auto-increment instructions.
4148 2007-07-28 Richard Guenther <rguenther@suse.de>
4151 * fold-const.c (fold_cond_expr_with_comparison): Convert
4152 operand zero of MIN/MAX_EXPR to correct type.
4154 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4156 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
4157 flags_from_decl_or_type): Constify.
4158 * gcc.c (do_spec_1): Likewise.
4159 * print-tree.c (dump_addr, print_node_brief): Likewise.
4160 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
4161 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
4162 tree_purge_all_dead_eh_edges): Likewise.
4163 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
4164 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
4166 * tree.c (expr_location, expr_has_location, expr_locus,
4167 expr_filename, expr_lineno, get_inner_array_type,
4168 fields_compatible_p): Likewise.
4169 * tree.h (get_inner_array_type, fields_compatible_p,
4170 expr_location, expr_has_location, expr_locus, expr_filename,
4171 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
4172 setjmp_call_p, alloca_call_p): Likewise.
4174 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
4176 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
4177 TV_FLOW_INSENSITIVE.
4179 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
4181 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
4182 (compute_flow_insensitive_aliasing): Ditto for
4183 TV_FLOW_INSENSITIVE.
4185 2007-07-27 Jan Hubicka <jh@suse.cz>
4187 * config/i386/i386.c (register_move_cost): Remove accidentally
4188 comitted #if 0 block.
4190 * attribs.c: Include hashtab.h
4191 (attribute_hash): New.
4192 (substring): New structure.
4193 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
4195 (init_attributes): Initialize attribute hash.
4196 (decl_attributes): Use attribute hash.
4197 * Makefile.in (attribs.c): Depend on hashtab.h.
4199 2007-07-27 Steve Ellcey <sje@cup.hp.com>
4201 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
4203 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4205 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
4206 __mips_dspr2 and __mips_dsp_rev macros.
4207 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
4209 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
4211 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
4213 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
4217 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
4218 and the updating of the live and do_not_gen sets.
4219 (df_note_bb_compute): Added updating of live and do_not_gen sets
4220 for regular defs so that the case of clobber inside conditional
4221 call is processed correctly.
4223 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
4225 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
4226 operands with compatible type.
4228 2007-07-27 Richard Sandiford <richard@codesourcery.com>
4230 * expr.h (store_bit_field): Don't return a value.
4231 * expmed.c (check_predicate_volatile_ok): New function.
4232 (store_bit_field_1): New function, extracted from store_bit_field.
4233 Take a fallback_p argument and return true if the operation succeeded.
4234 Only use store_fixed_bit_field if fallback_p. Don't recompute
4235 mode_for_extraction; use op_mode instead. Try forcing memories
4236 into registers if the insv expander fails.
4237 (store_bit_field): Use store_bit_field_1 with fallback_p true.
4238 Don't return a value.
4239 (convert_extracted_bit_field): New function, extracted from
4241 (extract_bit_field_1): Likewise. Take a fallback_p argument
4242 and return NULL if the operation succeeded. Only use
4243 extract_fixed_bit_field if fallback_p. Only calculate one
4244 extraction mode. Combine code for extv and extzv. Try forcing
4245 memories into registers if the ext(z)v expander fails.
4246 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
4248 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4250 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
4252 (df_ref): Likewise. Put regno with other integer fields.
4254 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
4256 * df.h (df_mw_hardreg): Remove "loc" field.
4257 * df-scan.c (df_ref_record): Don't set it. Remove redundant
4259 * df-problems.c (df_whole_mw_reg_unused_p): New function,
4260 split out from df_set_unused_notes_for_mw. Return false for
4261 partial references. Assert that mw_reg is a REG when returning true.
4262 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
4263 (df_whole_mw_reg_dead_p): New function, split out from
4264 df_set_dead_notes_for_mw. Return false for partial references.
4265 Assert that mw_reg is a REG when returning true.
4266 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
4267 Remove redundant bitmap check.
4269 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
4271 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
4272 ($(T)crtend.o): Likwise.
4273 ($(T)crtbeginS.o): Likwise.
4274 ($(T)crtendS.o): Likwise.
4275 ($(T)crtfastmath.o): Likwise.
4277 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
4279 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
4280 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
4281 * basic-block.h (struct control_flow_graph): Added x_dom_computed
4282 and x_n_bbs_in_dom_tree fields.
4284 2007-07-26 Steve Ellcey <sje@cup.hp.com>
4286 PR tree-optimization/32087
4287 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
4288 Do not call scale_bbs_frequencies_int with prob of zero.
4290 2007-07-26 Julian Brown <julian@codesourcery.com>
4292 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
4293 (neon_element_bits): Add prototypes.
4294 * config/arm/arm.c (bounds_check, neon_lane_bounds)
4295 (neon_const_bounds, neon_element_bits): New functions.
4296 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
4297 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
4298 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
4299 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
4300 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
4301 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
4302 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
4303 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
4304 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
4305 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
4306 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
4307 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
4308 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
4310 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
4312 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
4313 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
4315 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
4316 Julian Brown <julian@codesourcery.com>
4318 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
4319 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
4320 * config/arm/cortex-a8.md: New.
4321 * config/arm/cortex-a8-neon.md: New.
4322 * config/arm/neon-schedgen.ml: New.
4323 * config/arm/neon.md (vqh_mnem): New.
4325 (Is_float_mode): New.
4326 (Scalar_mul_8_16): New.
4328 (V_mode_nunits): New.
4329 (All instruction patterns): Annotate with neon_type attribute
4331 * config/arm/arm.md: Include cortex-a8.md.
4332 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
4334 Annotate instruction patterns accordingly.
4335 (generic_sched): Do not use generic scheduling for Cortex-A8.
4336 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
4338 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
4340 * fold-const.c (fold_read_from_constant_string): Use
4342 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
4344 2007-07-26 Nick Clifton <nickc@redhat.com>
4346 * tree-ssa-operands.h: Change copyright header to refer to version
4347 3 of the GNU General Public License and to point readers at the
4348 COPYING3 file and the FSF's license web page.
4349 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
4350 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
4351 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
4352 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
4353 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
4354 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
4355 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
4356 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
4357 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
4358 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
4359 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
4360 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
4361 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
4362 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
4363 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
4364 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
4365 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
4366 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
4367 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
4368 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
4369 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
4370 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
4371 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
4372 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
4373 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
4374 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
4375 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
4376 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
4377 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
4378 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
4379 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
4380 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
4381 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
4382 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
4383 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
4384 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
4385 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
4386 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
4387 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
4388 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
4389 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
4390 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
4391 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
4392 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
4393 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
4394 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
4395 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
4396 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
4397 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
4398 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
4399 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
4400 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
4401 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
4402 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
4403 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
4404 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
4405 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
4406 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
4407 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
4408 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
4409 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
4410 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
4411 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
4412 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
4413 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
4414 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
4415 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
4416 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
4417 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
4418 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
4419 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
4420 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
4421 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
4422 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
4423 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
4424 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
4425 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
4426 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
4427 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
4428 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
4429 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
4430 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
4431 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
4432 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
4433 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
4434 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
4435 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
4436 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
4437 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
4438 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
4439 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
4440 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
4441 vecprim.h, basic-block.h, tree-ssa-structalias.c,
4442 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
4443 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
4444 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
4445 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
4446 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
4447 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
4448 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
4449 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
4450 convert.c, convert.h, langhooks-def.h, reload1.c,
4451 tree-ssa-operands.c: Likewise.
4453 2007-07-26 Jan Hubicka <jh@suse.cz>
4455 * tree-ssa-live.c: Include debug.h and flags.h.
4456 (mark_scope_block_unused): New function.
4457 (remove_unused_scope_block_p): New function.
4458 (remove_unused_locals): Remove unused blocks too.
4460 2007-07-25 Ian Lance Taylor <iant@google.com>
4462 * combine.c (combine_max_regno): Remove. Remove all uses.
4463 (struct reg_stat_struct): Rename from struct reg_stat.
4464 (reg_stat_type): Define, and declare VECs.
4465 (reg_stat): Change from pointer to VEC. Change all uses.
4466 (combine_split_insns): New static function.
4467 (try_combine, find_split_point): Call it instead of split_insns.
4469 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4471 * cfghooks.c (split_block): Fix the information about loop latch.
4473 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4475 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
4477 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
4479 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
4480 Scan the new edge for loop exit info.
4482 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
4484 * config/darwin.c: Include debug.h.
4486 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4489 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
4491 2007-07-25 Steve Ellcey <sje@cup.hp.com>
4493 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
4494 (HARD_REGNO_MODE_OK): Ditto.
4495 (MODES_TIEABLE_P): Ditto.
4496 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
4497 (CLASS_MAX_NREGS): Ditto.
4498 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
4499 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
4500 (divdf3_internal_thr): Removed.
4501 * config/ia64/div.md: New file.
4502 * config/ia64/constraints.md: Add H constraint.
4504 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4506 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
4507 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
4508 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
4509 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
4510 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
4511 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
4512 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
4513 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
4514 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
4515 dump_sbitmap_file, debug_sbitmap, popcount_table,
4516 sbitmap_popcount): Constify.
4517 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
4518 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
4519 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
4520 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
4521 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
4522 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
4523 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
4524 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
4525 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
4526 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
4527 sbitmap_popcount, sbitmap_verify_popcount): Constify.
4529 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4531 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
4532 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
4533 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
4534 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
4535 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
4536 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
4537 bitmap_intersect_p, bitmap_intersect_compl_p,
4538 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4539 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
4541 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
4542 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
4543 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
4544 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
4545 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
4546 debug_bitmap, debug_bitmap_file, bitmap_print,
4547 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
4548 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
4550 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
4552 * config/darwin.c (darwin_override_options): Additional fix for
4553 debug info formats that don't support var tracking.
4555 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4557 * cselib.c (entry_and_rtx_equal_p): Constify.
4558 * gengtype.c (output_mangled_typename, write_types, write_local):
4560 * gengtype.h (const_type_p): New.
4561 * see.c (eq_descriptor_extension, hash_descriptor_extension):
4563 * tlink.c (scan_linker_output): De-constify.
4564 * tree-ssa-loop-im.c (memref_eq): Constify.
4565 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
4566 (shared_bitmap_hash, shared_bitmap_eq): Constify.
4568 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4570 * c-common.c (fname_as_string, c_type_hash): Constify.
4571 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4572 * cgraph.c (edge_hash, edge_eq): Likewise.
4573 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
4574 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
4575 reg_attrs_htab_eq): Likewise.
4576 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
4578 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
4579 const_decl_t, const_state_t, const_automata_list_el_t): New.
4580 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
4581 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
4582 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
4583 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
4584 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
4585 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
4586 compare_max_occ_cycle_nums, out_state_arcs_num,
4587 compare_transition_els_num, units_cmp, state_reservs_cmp):
4589 * genmodes.c (cmp_modes): Likewise.
4590 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
4591 * gimplify.c (compare_case_labels): Likewise.
4592 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
4593 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
4594 * matrix-reorg.c (mtt_info_hash): Likewise.
4595 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
4596 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
4597 (htab_hash_bucket, htab_hash_elem): Constify.
4598 * tree-browser.c (TB_parent_eq): Likewise.
4599 * tree-scalar-evolution.c (hash_scev_info): Likewise.
4600 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
4601 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
4602 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
4604 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
4605 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
4606 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
4607 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
4608 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
4610 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
4611 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
4612 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
4613 * tree-ssa-threadupdate.c (redirection_data_hash,
4614 redirection_data_eq): Likewise.
4615 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
4616 * tree-ssa.c (var_ann_eq): Likewise.
4617 * tree-vrp.c (compare_case_labels): Likewise.
4618 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
4619 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
4620 tree_not_check_failed, tree_class_check_failed,
4621 tree_range_check_failed, tree_not_class_check_failed,
4622 omp_clause_check_failed, omp_clause_range_check_failed,
4623 tree_contains_struct_check_failed, tree_operand_check_failed):
4625 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
4626 tree_not_check_failed, tree_class_check_failed,
4627 tree_range_check_failed, tree_not_class_check_failed,
4628 tree_operand_check_failed, omp_clause_operand_check_failed,
4629 tree_operand_length): Likewise.
4630 * var-tracking.c (const_variable): New.
4631 (variable_htab_hash, variable_htab_eq): Constify.
4632 * varasm.c (const_desc_hash): Likewise.
4634 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4636 * expr.c (handled_component_p): Constify.
4637 * fold-const.c (fit_double_type): Likewise.
4638 * real.h (real_value_from_int_cst): Likewise.
4639 * tree-flow-inline.h (gimple_in_ssa_p,
4640 gimple_aliases_computed_p, gimple_addressable_vars,
4641 gimple_call_clobbered_vars, gimple_referenced_vars,
4642 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
4643 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
4644 may_aliases, end_readonly_imm_use_p, has_zero_uses,
4645 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
4646 is_label_stmt, is_global_var, phi_ssa_name_p,
4647 factoring_name_p, is_call_clobbered, tree_common_ann,
4648 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
4649 unmodifiable_var_p, array_ref_contains_indirect_ref,
4650 ref_contains_array_ref, lookup_subvars_for_var,
4651 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
4652 gimple_mem_ref_stats): Likewise.
4653 * tree-flow.h (tree_common_ann, var_ann, function_ann,
4654 may_aliases, is_exec_stmt, is_label_stmt,
4655 ref_contains_array_ref, array_ref_contains_indirect_ref,
4656 var_can_have_subvars, overlap_subvar, is_call_clobbered,
4657 unmodifiable_var_p): Likewise.
4658 * tree-gimple.c (is_gimple_min_invariant): Likewise.
4659 * tree-gimple.h (is_gimple_min_invariant): Likewise.
4660 * tree.c (type_hash_list, attribute_hash_list, tree_size,
4661 cst_and_fits_in_hwi, real_value_from_int_cst,
4662 build_real_from_int_cst, integer_zerop, integer_onep,
4663 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
4664 tree_floor_log2, real_zerop, real_onep, real_twop,
4665 real_minus_onep, really_constant_p, purpose_member, chain_member,
4666 list_length, fields_length, int_size_in_bytes, bit_position,
4667 int_bit_position, byte_position, int_byte_position, expr_align,
4668 array_type_nelts, tree_node_structure,
4669 type_contains_placeholder_1, iterative_hash_pointer,
4670 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
4671 tree_map_base_eq, type_hash_list, type_hash_eq,
4672 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
4673 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
4674 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4675 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
4676 int_fits_type_p, get_containing_scope, decl_function_context,
4677 decl_type_context, omp_clause_operand_check_failed,
4678 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
4679 * tree.h (omp_clause_operand_check_failed, tree_size,
4680 build_real_from_int_cst, array_type_nelts, purpose_member,
4681 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
4682 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
4683 is_attribute_p, check_qualified_type, expr_align,
4684 int_size_in_bytes, bit_position, int_bit_position, byte_position,
4685 int_byte_position, list_length, fields_length, initializer_zerop,
4686 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
4687 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
4688 tree_node_structure, handled_component_p, get_containing_scope,
4689 decl_function_context, decl_type_context, real_zerop,
4690 type_num_arguments, fit_double_type, really_constant_p,
4691 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
4692 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
4693 real_twop, real_minus_onep, int_cst_value): Likewise.
4695 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4697 * cfglayout.c (insn_scope, insn_line): Constify.
4698 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
4699 const_double_htab_hash, const_double_htab_eq,
4700 mem_attrs_htab_hash): Likewise.
4701 * loop-iv.c (biv_eq): Likewise.
4702 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
4703 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
4704 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
4706 * rtl-error.c (location_for_asm, diagnostic_for_asm,
4707 error_for_asm, warning_for_asm, _fatal_insn,
4708 _fatal_insn_not_found): Likewise.
4709 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
4710 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
4711 rtl_check_failed_type2, rtl_check_failed_code1,
4712 rtl_check_failed_code2, rtl_check_failed_code_mode,
4713 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
4714 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
4715 rtl_check_failed_type2, rtl_check_failed_code1,
4716 rtl_check_failed_code2, rtl_check_failed_code_mode,
4717 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
4718 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
4719 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
4720 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
4721 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
4722 rtx_unstable_p, get_integer_term, get_related_value,
4723 offset_within_block_p, reg_mentioned_p, count_occurrences,
4724 reg_referenced_p, reg_used_between_p, no_labels_between_p,
4725 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
4726 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
4727 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
4728 find_constant_src, find_reg_fusage, find_regno_fusage,
4729 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
4730 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
4731 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
4732 computed_jump_p, auto_inc_p, in_expr_list_p,
4733 remove_node_from_expr_list, loc_mentioned_in_p,
4734 label_is_jump_target_p, reversed_comparison_code_parts,
4735 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
4736 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
4737 print_inline_rtx): Likewise.
4738 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
4739 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
4740 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
4741 get_integer_term, get_related_value, offset_within_block_p,
4742 count_occurrences, reg_mentioned_p, no_labels_between_p,
4743 reg_used_between_p, reg_referenced_p, single_set_2,
4744 multiple_sets, set_noop_p, refers_to_regno_p,
4745 reg_overlap_mentioned_p, dead_or_set_p,
4746 covers_regno_no_parallel_p, covers_regno_p,
4747 dead_or_set_regno_p, find_reg_note, find_regno_note,
4748 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
4749 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
4750 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
4751 side_effects_p, may_trap_p_1, may_trap_p,
4752 may_trap_after_code_motion_p, may_trap_or_fault_p,
4753 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
4754 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
4755 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
4756 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
4757 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
4759 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
4760 warning_for_asm): Likewise.
4761 * tree.h (print_rtl): Likewise.
4762 * varasm.c (get_pool_mode): Likewise.
4764 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4766 * c-lex.c (c_lex_with_flags, lex_string): Constify.
4767 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
4768 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
4769 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
4770 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
4771 * ddg.c (compare_sccs): Likewise.
4772 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
4773 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
4774 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
4775 decimal_do_fix_trunc, decimal_real_to_integer,
4776 decimal_real_to_integer2, decimal_real_maxval): Likewise.
4777 * dse.c (const_group_info_t): New.
4778 (invariant_group_base_eq, invariant_group_base_hash): Constify.
4779 * dwarf2out.c (const_dw_die_ref): New.
4780 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
4781 * tree-browser.c (TB_parent_eq): Likewise.
4782 * unwind-dw2-fde.c (__register_frame_info_bases,
4783 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
4784 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
4786 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
4787 * unwind-dw2.c (uw_frame_state_for): Likewise.
4788 * value-prof.c (histogram_hash, histogram_eq): Likewise.
4789 * value-prof.h (const_histogram_value): New.
4791 2007-07-25 Richard Sandiford <richard@codesourcery.com>
4793 * config/mips/mips.c (machine_function): Add
4794 initialized_mips16_gp_pseudo_p.
4795 (mips16_gp_pseudo_reg): Do not emit the initialization of
4796 mips16_gp_pseudo_rtx when being called from the gimple cost-
4797 calculation routines; emit it on the first use outside those
4800 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
4802 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
4805 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
4806 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
4807 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
4808 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
4809 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
4810 Preserve const-ness of parameters through use of __typeof(),
4811 also constify and tidy.
4813 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
4814 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
4815 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
4816 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
4817 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
4818 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
4819 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
4820 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
4821 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
4823 2007-07-25 Julian Brown <julian@codesourcery.com>
4824 Mark Shinwell <shinwell@codesourcery.com>
4826 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
4827 (alpha_mangle_type): This.
4828 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4829 (TARGET_MANGLE_TYPE): Define this instead.
4830 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
4831 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
4832 (arm_init_neon_builtins): Fix comment.
4833 (arm_mangle_map_entry): New.
4834 (arm_mangle_map): New.
4835 (arm_mangle_type): New.
4836 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
4837 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4838 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4839 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4840 (TARGET_MANGLE_TYPE): Define this instead.
4841 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
4842 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
4843 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
4844 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4845 (TARGET_MANGLE_TYPE): Define this instead.
4846 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
4848 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
4849 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4850 (TARGET_MANGLE_TYPE): Define this instead.
4851 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
4852 (s390_mangle_type): This.
4853 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4854 (TARGET_MANGLE_TYPE): Define this instead.
4855 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
4856 (sparc_mangle_type): This.
4857 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
4858 (TARGET_MANGLE_TYPE): Define this instead.
4859 * cp/mangle.c (write_type): Call mangle_type target hook on all
4860 types before mangling. Use original type, not main variant, as
4862 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
4863 (TARGET_MANGLE_TYPE): This.
4864 * target.h (gcc_target): Rename mangle_fundamental_type to
4866 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
4867 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
4869 2007-07-25 Julian Brown <julian@codesourcery.com>
4870 Paul Brook <paul@codesourcery.com>
4871 Joseph Myers <joseph@codesourcery.com>
4872 Mark Shinwell <shinwell@codesourcery.com>
4874 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
4875 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
4876 (with_fpu): Allow --with-fpu=neon.
4877 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4878 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
4879 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
4880 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
4881 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
4882 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
4883 (neon_emit_pair_result_insn, neon_disambiguate_copy)
4884 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
4885 (output_move_neon): Add prototypes.
4886 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
4887 (all_fpus): Add FPUTYPE_NEON.
4888 (fp_model_for_fpu): Add NEON field.
4889 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
4890 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
4892 (arm_legitimate_address_p): Don't support fancy addressing for NEON
4894 (thumb2_legitimate_address_p): Likewise.
4895 (neon_valid_immediate): Recognize and prepare constants suitable for
4897 (neon_immediate_valid_for_move): New function. Recognize and prepare
4898 immediates for NEON move instructions.
4899 (neon_immediate_valid_for_logic): New function. Recognize and
4900 prepare immediates for NEON logic instructions.
4901 (neon_output_logic_immediate): New function. Create asm string
4902 suitable for outputting immediate logic instructions.
4903 (neon_pairwise_reduce): New function. Implement reduction using
4904 pairwise operations.
4905 (neon_expand_vector_init): New function. Expand a (possibly
4906 non-constant) vector initialization.
4907 (neon_vector_mem_operand): New function. Memory operands supported
4908 for quad-word loads/stores to/from ARM or NEON registers. Don't
4909 allow base+offset addressing for core regs.
4910 (neon_struct_mem_operand): New function. Valid mems for NEON
4912 (coproc_secondary_reload_class): Enable NEON registers to be loaded
4913 from neon_vector_mem_operand addresses without a secondary register.
4914 (add_minipool_forward_ref): Handle >8-byte minipool entries.
4915 (add_minipool_backward_ref): Likewise.
4916 (dump_minipool): Likewise.
4917 (push_minipool_fix): Likewise.
4918 (output_move_quad): New function. Output quad-word moves, loads and
4919 stores using ARM registers.
4920 (output_move_vfp): Add support for vectors in VFP (NEON) D
4922 (output_move_neon): Output a NEON load/store to/from a quadword
4924 (arm_print_operand): Implement new codes:
4925 - 'c' for unadorned integers (without a # sign).
4926 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
4928 - 'e', 'f' for the low and high D parts of a NEON Q register.
4929 - 'q' outputs a NEON Q register.
4930 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
4931 - 'T' prints NEON opcode features from a coded bitmask.
4932 - 'F' is similar to T, but signed/unsigned codes both print as
4934 - 't' is similar to T, but 'u' is printed instead of 'p'.
4935 - 'O' prints 'r' if NEON instruction should perform rounding (as
4936 specified by bitmask), else prints nothing.
4937 - '#' is a punctuation character to stop operand numbers from
4938 running together with following digits in the assembler
4939 strings for instructions (when using mode attributes).
4940 (arm_assemble_integer): Handle extra NEON vector modes. Permute
4941 constant vectors in big-endian mode, where necessary.
4942 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
4943 Handle EI, OI, CI, XI modes.
4944 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
4945 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
4946 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
4947 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
4948 (neon_builtin_type_bits): Add enumeration, one bit for each vector
4950 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
4951 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
4952 to turn v8qi, etc. into bits defined above.
4953 (neon_itype): New enumeration. Classifications of NEON builtins.
4954 (neon_builtin_datum): Define struct. Contains information about
4955 a single builtin (with multiple modes).
4956 (CF): Define helper macro for...
4957 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
4959 (neon_builtin_data): New array. Define information about builtins
4960 for use during initialization/expansion.
4961 (arm_init_neon_builtins): New function.
4962 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
4964 (neon_builtin_compare): New function.
4965 (locate_neon_builtin_icode): New function. Find an insn code for a
4966 builtin given a function code for that builtin. Also return type of
4967 builtin (NEON_BINOP, NEON_UNOP etc.).
4968 (builtin_arg): New enumeration. Types of arguments for builtins.
4969 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
4970 Takes a variable argument list of builtin_arg types, terminated by
4972 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
4973 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
4974 (neon_emit_pair_result_insn): New function. Support returning pairs
4975 of vectors via a pointer.
4976 (neon_disambiguate_copy): New function. Set up operands for a
4977 multi-word copy such that registers do not get clobbered.
4978 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
4979 ARM_BUILTIN_NEON_BASE.
4980 (arm_file_start): Set float-abi attribute for NEON.
4981 (arm_vector_mode_supported_p): Enable NEON vector modes.
4982 (arm_mangle_map_entry): New.
4983 (arm_mangle_map): New.
4984 (arm_mangle_vector_type): New.
4985 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
4987 (TARGET_NEON): New macro. Target supports NEON.
4988 (fputype): Add FPUTYPE_NEON.
4989 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
4990 for vectorization based on command-line arg.
4991 (NEON_REGNO_OK_FOR_NREGS): Define.
4992 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
4993 (VALID_NEON_STRUCT_MODE): Define.
4994 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
4995 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
4996 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
4997 (consttable_16): Add pattern for outputting 16-byte minipool
4999 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
5001 (vec-common.md, neon.md): Include md files.
5002 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
5003 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
5004 (memory_constraint "Ut", "Un", "Us"): Define.
5005 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
5006 (MMX_char): New mode attribute.
5007 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
5008 (*add<mode>3_iwmmxt): New insn pattern.
5009 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
5010 (*sub<mode>3_iwmmxt): New insn pattern.
5011 (mulv4hi3): Rename to...
5012 (*mulv4hi3_iwmmxt): This.
5013 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
5014 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
5015 (uminv4hi3, uminv2si3): Remove. Replace with...
5016 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
5017 (*umin<mode>3_iwmmxt): These.
5018 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
5019 (ashr<mode>3_iwmmxt): This new pattern.
5020 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
5021 (lshr<mode>3_iwmmxt): This new pattern.
5022 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
5023 (ashl<mode>3_iwmmxt): This new pattern.
5024 * config/arm/neon-docgen.ml: New file. Generate documentation for
5026 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
5027 * config/arm/arm_neon.h: New (autogenerated).
5028 * config/arm/neon-testgen.ml: New file. Generate NEON tests
5030 * config/arm/neon.md: New file. Define NEON instructions.
5031 * config/arm/neon.ml: New file. Abstract description of NEON
5032 instructions, used to generate arm_neon.h header, documentation and
5034 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
5035 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
5037 * doc/extend.texi (ARM Built-in Functions): Rename and remove
5039 (ARM NEON Intrinsics): New subsection.
5040 * doc/arm-neon-intrinsics.texi: New (autogenerated).
5042 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
5044 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
5047 2007-07-24 Jan Hubicka <jh@suse.cz>
5049 * regclass.c (move_table): New type.
5050 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
5051 (init_move_cost): Break out from ...
5052 (init_reg_sets_1): ... here; simplify computation of
5053 have_regs-of_mode and contains_reg_of_mode.
5054 (record_reg_classes): Unswitch internal loops.
5055 (copy_cost): Trigger lazy initialization of move cost
5056 (record_address_regs): Likewise.
5058 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
5060 * config/darwin.c (darwin_override_options): Don't force on
5061 flag_var_tracking_uninit when no debug info is requested.
5063 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
5065 * cfgloop.c (init_loops_structure): New function.
5066 (flow_loops_find): Create root of the loop tree unconditionally.
5068 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
5070 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
5072 2007-07-24 Jan Hubicka <jh@suse.cz>
5074 * caller-save.c: Include ggc.h, gt-caller-save.h
5075 (reg_save_code, reg_restore_code): Rename to ...
5076 (cached_reg_save_code, cached_reg_restore_code): ... those.
5077 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
5078 (reg_save_code, reg_restore_code): New functions.
5079 (init_caller_save): Do not intialize
5080 reg_save_code/reg_restore_code tables.
5081 * Makefile.in: (gt-caller-save.h): New.
5083 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
5085 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
5086 with the mode of the original operand instead of
5089 2007-07-23 Jan Hubicka <jH@suse.cz>
5091 * i386.c (ix86_secondary_memory_needed): Break out to...
5092 (inline_secondary_memory_needed): ... here.
5093 (ix86_memory_move_cost): Break out to ...
5094 (inline_memory_move_cost): ... here; add support for IN value of 2 for
5095 maximum of input and output; fix handling of Q_REGS on 64bit.
5096 (ix86_secondary_memory_needed): Microoptimize.
5098 2007-07-23 Sebastian Pop <sebpop@gmail.com>
5100 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
5101 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
5102 stmts_from_loop, known_dependences_p, build_rdg): New.
5103 * tree-data-ref.h: Depends on graphds.h.
5104 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
5105 (build_rdg): Declared.
5106 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
5108 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
5110 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
5113 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
5114 Jakub Jelinek <jakub@redhat.com>
5116 PR middle-end/PR28690
5117 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
5119 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
5120 and MEM_POINTER operands over REG and MEM operands.
5121 (swap_commutative_operands_p): Change return value to bool.
5122 * rtl.h: Update the corresponding prototype.
5123 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
5124 instead of gen_rtx_PLUS.
5125 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
5126 value to bool. Change function arguments to rtx's and update code
5128 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
5129 calls to match the new declaration.
5130 * simplify-rtx.c (simplify_associative_operation): Don't
5131 reorder simplify_binary_operation arguments.
5133 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5135 * config/mips/mips.c (override_options): Use mips_costs to derive
5136 the default branch cost.
5137 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
5139 * config/mips/mips.opt (mbranch-cost=): New option.
5140 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
5142 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5144 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
5145 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
5146 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
5147 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
5149 2007-07-23 Richard Sandiford <richard@codesourcery.com>
5151 * config/mips/constraints.md (ks): New constraint.
5152 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
5153 (*add<mode>3_mips16): ...here.
5155 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
5157 * optabs.h (enum optab_index): Add new OTI_signbit.
5158 (signbit_optab): Define corresponding macro.
5159 (enum insn_code signbit_optab[]): Remove array.
5160 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
5161 (expand_copysign_absneg): If back end provides signbit insn, use it
5162 instead of bit operations on floating point argument.
5163 * builtins.c (enum insn_code signbit_optab[]): Remove array.
5164 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
5165 for availability of signbit insn.
5167 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
5168 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
5169 SSE mode is not active.
5170 (isinf<mode>2): Disable for mfpmath=sse,387.
5172 2007-07-22 Ben Elliston <bje@au.ibm.com>
5174 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
5176 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
5178 2007-07-20 Richard Guenther <rguenther@suse.de>
5180 * tree-cfg.c (verify_expr): COND_EXPRs can have any
5181 integral typed condition.
5182 * tree-ssa.c (useless_type_conversion_p): Do not preserve
5183 booleanness. Only preserve conversions from a non-base
5184 type to a base type, not in general between types with
5185 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
5186 * tree.def (COND_EXPR): Document that the condition
5187 can be of any integral type.
5189 2007-07-20 Nigel Stephens <nigel@mips.com>
5190 Richard Sandiford <richard@codesourcery.com>
5192 * config/mips/mips.h (mips_dwarf_regno): Declare.
5193 (DBX_REGISTER_NUMBER): Remove redundant brackets.
5194 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
5195 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
5196 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
5197 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5198 (REG_CLASS_NAMES): Update accordingly.
5199 * config/mips/mips.c (mips_dwarf_regno): New array.
5200 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
5201 (mips_subword): Remove special handling for accumulator registers.
5202 (override_options): Initiailize mips_dwarf_regno. Remove use
5204 (mips_swap_registers): New function.
5205 (mips_conditional_register_usage): Swap accumulator registers
5206 around if TARGET_LITTLE_ENDIAN.
5207 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
5208 * config/mips/constraints.md (h, l): Use the endianness to choose
5209 between MD0_REG and MD1_REG.
5210 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
5211 alternative-dependent template.
5213 2007-07-20 Richard Sandiford <richard@codesourcery.com>
5215 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
5218 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5220 * function.c (thread_prologue_and_epilogue_insns): Fix exit
5221 predecessor fallthru flags.
5223 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
5225 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
5226 of compare to the same type.
5227 * cfgloopmanip.c (add_loop): Update information about loop exits.
5228 (loop_version): Remove the innermost loop requirement.
5229 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
5230 to sizetype for pointers.
5232 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
5234 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
5235 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
5236 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
5238 * config/dfp-bit.c: Empty for TFmode conversions.
5240 2007-07-18 Caroline Tice <ctice@apple.com>
5242 * var-tracking.c (find_src_status): Check for COND_EXEC insns
5243 and handle them correctly; check that src is not NULL before
5245 (find_src_set_src): Likewise.
5247 2007-07-18 Bob Wilson <bob.wilson@acm.org>
5249 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
5250 (struct alignment_context, init_alignment_context): New.
5251 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
5252 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
5253 (XCHAL_HAVE_S32C1I): Likewise.
5254 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
5255 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
5256 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
5257 (ATOMIC, HQI): New macros.
5258 (memory_barrier, *memory_barrier): New.
5259 (sync_lock_releasesi): New.
5260 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
5261 (sync_lock_test_and_set<mode>): New.
5262 (sync_<atomic><mode>): New.
5263 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
5264 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
5265 (xtensa_expand_atomic): New.
5267 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5271 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
5272 transformation for builtin ISNORMAL.
5273 (expand_builtin): Handle BUILT_IN_ISNORMAL.
5274 * builtins.def (BUILT_IN_ISNORMAL): New.
5275 * doc/extend.texi: Document isnormal.
5277 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5281 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
5282 optabs infrastructure. Provide generic implementation for
5284 (expand_builtin): Handle FINITE/ISFINITE.
5285 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
5286 (fold_builtin_1): Likewise.
5288 * builtins.def (BUILT_IN_ISFINITE): New.
5290 * doc/extend.texi: Document isfinite.
5292 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5297 * builtins.c (expand_builtin_interclass_mathfn): Provide a
5298 generic fallback for isinf.
5299 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
5300 calculation code ...
5301 * real.c (get_max_float): ... to here.
5302 * real.h (get_max_float): New.
5304 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
5308 * builtin-attrs.def (ATTR_TYPEGENERIC,
5309 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
5311 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
5312 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
5313 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
5314 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
5316 * c-common.c (handle_type_generic_attribute): New.
5317 (c_common_attribute_table): Add "type generic".
5319 * c-typeck.c (convert_arguments): Handle "type generic" functions.
5321 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
5323 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
5324 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
5327 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
5330 * config/cris/cris.c (cris_print_index): Don't use XEXP before
5331 checking that the operand is an expression.
5333 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
5334 Danny Smith <dannysmith@users.sourceforge.net>
5337 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
5338 file mapping object in local namespace if Windows version later
5341 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5343 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
5344 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
5345 arm_cannot_force_const_mem.
5346 (arm_cannot_force_const_mem): New function.
5347 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
5348 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
5349 of arm_tls_referenced_p.
5350 * config/arm/arm.md (movsi): Split out-of-section constants when
5351 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
5352 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
5354 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5356 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
5358 2007-07-18 Richard Sandiford <richard@codesourcery.com>
5360 * config/mips/mips.md (*extendqihi2): Convert the destination
5363 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5365 * config/pa/fptr.c: Update license header.
5366 * config/pa/milli64.S: Likewise.
5368 2007-07-17 Nick Clifton <nickc@redhat.com>
5370 * COPYING_v3: New file. Contains version 3 of the GNU General
5372 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
5373 Lesser General Public License.
5374 * doc/include/gpl_v3.texi: New file. Contains version 3 of
5375 the GNU General Public License.
5377 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
5379 PR rtl-optimization/32773
5380 * cfglayout.c (force_one_exit_fallthru): New function.
5381 (cfg_layout_finalize): Use it.
5383 2007-07-16 Richard Guenther <rguenther@suse.de>
5384 Uros Bizjak <ubizjak@gmail.com>
5386 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
5387 before forcing it to gimple operand.
5389 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5390 David Ung <davidu@mips.com>
5392 * config/mips/mips.h (TUNE_24K): Define.
5393 (TUNE_MACC_CHAINS): Add TUNE_24K.
5394 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
5396 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
5397 (r74k_int_madd): .. this new reservation.
5398 (define_bypass): Fixed bypasses for r74k_int_madd to use
5400 * config/mips/24k.md (define_bypass): Define new
5401 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
5403 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
5404 Nigel Stephens <nigel@mips.com>
5406 * config/mips/mips.md: Include 20kc.md.
5407 * config/mips/20kc.md: New file.
5408 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
5409 (mips_adjust_cost): Tweak for 20Kc.
5410 (mips_issue_rate): Likewise.
5411 * config/mips/mips.h (TUNE_20KC): Define.
5413 2007-07-16 David Edelsohn <edelsohn@gnu.og>
5415 * config/rs6000/rs6000.c (struct processor_cost): Add
5416 cache_line_size, l1_cache_lines, and simultaneous_prefetches
5418 (*_cost): Add cache information.
5419 (rs6000_override_options): Set cache parameters.
5421 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5424 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
5425 * doc/install.texi (mips-sgi-irix6): pthread support works now.
5427 2007-07-16 Paul Brook <paul@codesourcery.com>
5430 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
5431 (cirrus_thumb2_movsi_insn): Ditto.
5433 2007-07-15 Geoffrey Keating <geoffk@apple.com>
5435 * config/rs6000/darwin-fallback.c (interpret_libc): Change
5438 2007-07-15 Andrew Haley <aph@redhat.com>
5440 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
5441 before looking in the context.
5443 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5447 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
5448 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
5449 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
5450 (pa_output_function_prologue): Use rp_saved and
5451 current_function_is_leaf to generate .CALLINFO statement.
5452 (hppa_expand_prologue): Set rp_saved.
5453 (hppa_expand_epilogue): Use rp_saved.
5454 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
5455 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
5457 2007-07-14 Dirk Mueller <dmueller@suse.de>
5459 * omega.c (coalesce): Fix memory leak on early exit.
5460 * matrix-reorg.c (check_allocation_function): Likewise.
5461 * tree-vect-transform.c (vect_get_new_vect_var): free result
5463 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
5464 pass pointer to edge vector
5465 (partition_hot_cold_basic_blocks): Fix memory leak.
5466 * collect2.c (prefix_from_string): Free temporary storage.
5467 * reload1.c (fixup_abnormal_edges): Free sbitmap.
5469 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
5471 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
5472 (DO_GLOBAL_DTORS_BODY): Likewise.
5474 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
5475 Nigel Stephens <nigel@mips.com>
5477 * config/mips/mips.c (mips_classify_symbol): Don't return
5478 SYMBOL_SMALL_DATA for constant pool addresses if
5479 TARGET_EMBEDDED_DATA is true.
5481 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
5483 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
5484 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
5485 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
5486 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
5487 __builtin_ia32_storehps, __builtin_ia32_storelps,
5488 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
5489 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
5490 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
5491 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
5492 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
5493 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
5494 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
5495 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
5496 using def_builtin_const.
5498 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
5500 PR tree-optimization/32705
5501 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
5502 (simplify_binary_expression): Use SSA_VAL consistently.
5504 2007-07-13 David Edelsohn <edelsohn@gnu.org>
5506 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
5507 (SPEFSCR_REGNO): Delete definition.
5508 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
5509 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5510 * config/rs6000/rs6000.h: Do not define *_REGNO.
5511 LINK_REGISTER_REGNUM -> LR_REGNO.
5512 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5513 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
5514 COUNT_REGISTER_REGNUM -> CTR_REGNO.
5515 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
5516 R_VRSAVE, R_VSCR. Use them.
5517 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
5518 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
5519 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
5520 * config/rs6000/aix.h: Define R_LR. Use it.
5522 2007-07-13 Caroline Tice <ctice@apple.com>
5524 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
5525 flag_var_tracking is explicitly turned off (i.e. when variable
5526 tracking is not feasible); otherwise, turn flag_var_tracking on when
5527 flag_var_tracking_uninit is on.
5528 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
5529 note definitions, to allow recording of initialization status in the
5531 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
5532 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
5533 determine if two note locations are equal.
5534 (output_loc_list): Don't output list entries whose start & end labels
5536 (reg_loc_descriptor): Add parameter for initialization status; pass it
5537 to other loc descriptor functions.
5538 (one_reg_loc_descriptor): Add parameter for initialization status;
5539 check its value and add DW_OP_GNU_uninit to returned loc descr if
5541 (multiple_reg_loc_descriptor): Add parameter for initialization
5543 pass init status argument to other loc descriptor functions; check
5544 value of intialization parameter and add DW_OP_GNU_uninit to returned
5545 loc descr if appropriate.
5546 (based_loc_descr): Add parameter for initialization status; add new
5547 variable for return value; check value of initialization parameter and
5548 add DW_OP_GNU_uninit to returned loc descr if appropriate.
5549 (concatn_mem_loc_descriptor): Add parameter for initialization status;
5550 pass init status argument to other loc descriptor functions; check
5551 value of intialization parameter and add DW_OP_GNU_uninit to returned
5552 loc descr if appropriate.
5553 (mem_loc_descriptor): Likewise.
5554 (concat_loc_descriptor): Likewise.
5555 (concatn_loc_descriptor): Likewise.
5556 (loc_descriptor): Add parameter for initialization status; pass it as
5557 argument to other loc descriptor function calls.
5558 (loc_descriptor_from_tree_1): Add appropriate initialization status
5559 to loc descriptor function calls.
5560 (add_location_or_const_value_attribute): Get initialization status
5561 from VAR_LOCATION note; add initialization status to loc descriptor
5563 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
5564 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
5565 status is uninitialized, add "[uninint]" to output.
5566 * common.opt (fvar-tracking-uninit): New option, similar to
5567 fvar-tracking, to turn on tracking of uninitialized variables; creates
5568 a new global flag, flag_var_tracking_uninit.
5569 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
5570 (enum var_init_status): New type, for var initialization status field.
5571 * var-tracking.c (struct location_chain_def): Two new fields, init,
5572 for initialization status, and set_src for the assignment value expr.
5573 (unshare_variable): New parameter for initialization status;
5574 initialize new init and set_src fields.
5575 (var_reg_set): New parameters for initialization status and value;
5576 pass them to set_variable_part.
5577 (var_mem_set): Likewise.
5578 (get_init_value): New function.
5579 (var_reg_delete_and_set): New initialization status & value
5580 parameters; add call to get_init_value if status is unknown; pass new
5581 parameters to clobber_variable_part and var_reg_set.
5582 (var_mem_delete_and_set): Likewise.
5583 (var_reg_delete): Pass null set_src value to clobber_variable_part.
5584 (var_mem_delete): Likewise.
5585 (variable_union): Pass status to unshare_variable; initialize new init
5586 and set_src fields. If flag_var_tracking_uninit is not set, force
5587 status to initialized.
5588 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
5589 used later to get the set_src value.
5590 (find_src_status): New function.
5591 (find_src_set_src): New function.
5592 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
5593 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
5594 MO_SET, get set_src value and pass it to var_reg_delete_and_set
5595 and var_mem_delete_and_set.
5596 (dump_variable): Print out "[uninit]" if appropriate.
5597 (set_variable_part): Add new initialization and set_src parameters;
5598 pass status to unshare_variable; set node->init and node- >set_src
5599 fields and modify slot in hash table appropriately; save the init and
5600 set_src values if appropriate and assign to the new node.
5601 (clobber_variable_part): New set_src parameter; if two nodes have
5602 same variable and same location but different set_src (assignment)
5603 values, clobber old node.
5604 (delete_variable_part): Pass init status to unshare_variable.
5605 (emit_note_insn_var_location): Add initialized var; assign var's init
5606 status to new 'initialized'; pass new init status field to calls to
5607 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
5608 status to initialized.
5609 (emit_notes_in_bb): Pass initialization status to calls to
5610 var_reg_set, var_mem_set, var_reg_delete_and_set and
5611 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
5612 var_reg_delete_and_set and var_mem_delete_and_set; call
5613 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
5614 make up for change in add_stores.
5615 (vt_add_function_parameters): Add status to calls to
5617 * config/darwin.c (darwin_override_options): Turn on uninitialized
5618 tracking automatically, if var_tracking is on and the system is
5621 2007-07-13 Sa Liu <saliu@de.ibm.com>
5623 * config.gcc: Add options for arch and tune on SPU.
5624 * config/spu/predicates.md: Add constant operands 0 and 1.
5625 * config/spu/spu-builtins.def: Add builtins for double precision
5626 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
5627 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
5629 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
5631 * config/spu/spu-protos.h: Add new function prototypes.
5632 * config/spu/spu.c (spu_override_options): Check options -march and
5634 (spu_comp_icode): Add comparison code for DFmode and vector mode.
5635 (spu_emit_branch_or_set): Use the new code for DFmode and vector
5637 (spu_const_from_int): New. Create a vector constant from 4 ints.
5638 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
5639 (spu_emit_vector_compare): New. Emit vector compare.
5640 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
5641 * config/spu/spu.h: Add options -march and -mtune. Define processor
5642 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
5643 CANONICALIZE_COMPARISON.
5644 * config/spu/spu.md: Add new insns for double precision compare
5645 and double precision vector compare. Add vcond and smax/smin patterns
5646 to enable DFmode vector conditional expression.
5647 * config/spu/spu.opt: Add options -march and -mtune.
5648 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
5649 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
5650 both CELL and CELLEDP targets: spu_testsv.
5651 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
5654 2007-07-13 Richard Guenther <rguenther@suse.de>
5656 PR tree-optimization/32721
5657 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
5658 TREE_THIS_VOLATILE on the folded reference.
5659 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
5660 if the array reference has TREE_THIS_VOLATILE set.
5662 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
5665 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
5667 2007-07-13 Andreas Schwab <schwab@suse.de>
5669 * gengtype-lex.l: Allow declarations to be indented.
5671 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5673 * ginclude/tgmath.h: New.
5674 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
5675 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
5676 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
5677 * configure: Regenerate.
5679 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5681 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
5682 correct index when setting register save state for xd
5685 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
5687 * config/sh/sh.c (mark_use): Remove.
5689 2007-07-12 Paul Brook <paul@codesourcery.com>
5691 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
5692 reg does not overlap return value.
5694 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
5696 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
5697 (set_expression_vuses): Ditto.
5698 (init_pre): Initialize expression_vuses.
5700 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5702 * config/i386/sse.md (storentdf, storentsf): New.
5704 2007-07-12 Geoffrey Keating <geoffk@apple.com>
5706 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
5708 * tree.c (build_decl_stat): Move code from here...
5709 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
5710 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
5711 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
5712 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
5713 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
5716 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5717 Devang Patel <dpatel@apple.com>
5719 PR tree-optimization/25413
5720 * targhooks.c (default_builtin_vector_alignment_reachable): New.
5721 * targhooks.h (default_builtin_vector_alignment_reachable): New.
5722 * tree.h (contains_packed_reference): New.
5723 * expr.c (contains_packed_reference): New.
5724 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
5725 (vect_enhance_data_refs_alignment): Call
5726 vector_alignment_reachable_p.
5727 * target.h (vector_alignment_reachable): New builtin.
5728 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
5729 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
5730 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
5732 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
5734 * target.h (builtin_vectorization_cost): Add new target builtin.
5735 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
5736 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
5737 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
5738 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
5739 uninitialized variables.
5740 * tree-vect-transform.c (cost_for_stmt): New function.
5741 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
5742 using cost 1 for all scalar stmts. Be less conservative when
5743 estimating the number of prologue/epulogue iterations. Call
5744 targetm.vectorize.builtin_vectorization_cost. Return
5745 min_profitable_iters-1.
5746 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
5747 initialization cost instead of TARG_VEC_STMT_COST. Use
5748 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
5749 epilogue code. Fix epilogue cost computation.
5750 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
5751 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
5752 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
5753 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
5754 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
5755 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
5757 2007-07-12 Richard Guenther <rguenther@suse.de>
5759 * gimplify.c (gimplify_conversion): Make sure that the result
5760 from maybe_fold_offset_to_reference is trivially convertible
5761 to the desired type before doing the simplification.
5762 (gimplify_expr): Likewise.
5763 * fold-const.c (fold_binary): Use the correct types for
5764 building the simplified expression.
5766 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
5768 PR rtl-optimization/32729
5769 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
5770 that fallthru to exit.
5772 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
5774 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
5775 (symDTPOFF2reg): Likewise.
5777 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
5779 PR tree-optimization/32663
5781 * tree.h (VALUE_HANDLE_VUSES): Remove.
5782 (struct tree_value_handle): Remove vuses.
5784 * tree-vn.c (create_value_handle_for_expr): Don't set
5787 * tree-ssa-pre.c (expression_vuses): New.
5788 (alloc_expression_id): Set up expression_vuses.
5789 (get_expression_vuses): New.
5790 (set_expression_vuses): Ditto.
5791 (clear_expression_ids): Modify for expression_vuses.
5792 (phi_translate_1): Ditto.
5793 (phi_translate_set): Ditto.
5794 (value_dies_in_block_x): Ditto
5795 (valid_in_sets): Ditto.
5796 (add_to_sets): Ditto.
5797 (find_existing_value_expr): Ditto.
5798 (create_value_handle_for_expr): Ditto.
5799 (make_values_for_stmt): Ditto.
5800 (vuse_equiv): Remove.
5802 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
5804 * Makefile.in (mostlyclean): Remove object files.
5806 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
5808 * toplev.c (no_new_pseudos): Deleted.
5809 * rtl.h (no_new_pseudos): Deleted.
5810 * tree-pass.h (pass_no_new_pseudos): Deleted.
5811 * passes.c (pass_no_new_pseudos): Deleted.
5812 * final.c (rest_of_clean_state): Removed no_new_pseudos.
5813 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
5814 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
5816 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
5817 * rtlhooks.c (gen_lowpart_general): Ditto.
5818 * optabs.c (prepare_operand): Ditto.
5819 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
5821 * modulo-sched.c (rest_of_handle_sms): Ditto.
5822 * see.c (rest_of_handle_see): Ditto.
5823 * ifcvt.c (if_convert): Ditto.
5824 (gate_handle_if_after_combine): Replaced no_new_pseudos with
5826 * init-regs.c (gate_initialize_regs): Deleted set of
5828 * lower-subreg.c (decompose_multiword_subregs): Ditto.
5829 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
5830 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
5832 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5835 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
5836 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
5837 (*vec_extractv2di_1_rex64): New insn pattern.
5839 2007-07-11 David Daney <ddaney@avtrex.com>
5841 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
5842 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
5843 for SIGNAL_UNWIND_RETURN_COLUMN.
5844 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
5845 (DWARF_FRAME_REGNUM): Rewrite.
5846 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
5848 2007-07-11 Nick Clifton <nickc@redhat.com>
5850 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
5851 delta and use gen_int_mode in place of GET_INT instead.
5853 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
5855 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
5858 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
5860 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
5861 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
5863 * params.h (VERIFY_CANONICAL_TYPES): Remove.
5864 (USE_CANONICAL_TYPES): New.
5865 * doc/invoke.texi (verify-canonical-types): Remove.
5866 (use-canonical-types): Add.
5868 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
5870 * config/spu/spu.c (spu_optimization_options): Remove setting of
5871 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
5872 (spu_override_options): Move it here.
5874 2007-07-11 Richard Sandiford <richard@codesourcery.com>
5876 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
5877 * config/mips/mips.c (mips_cpu_info_table): Mention
5878 MIPS_ISA_LEVEL_SPEC in the comment.
5880 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5882 PR tree-optimization/32713
5883 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
5885 2007-07-11 Paolo Carlini <pcarlini@suse.de>
5888 * c-opts.c (c_common_post_options): Do not change flag_complex_method
5889 conditional to flag_isoc99.
5890 (c_common_init_options): Do it here, unconditionally.
5892 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
5894 PR tree-optimization/32589
5895 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
5896 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
5897 * tree-ssa-propagate.c (valid_gimple_expression_p): New
5898 predicate, extracted from...
5899 (set_rhs): ...here. Call it for the expression on entry.
5900 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
5901 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
5902 (simplify_binary_expression): Use valid_gimple_expression_p
5903 to validate the simplification.
5904 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
5906 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
5908 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
5909 DWARF2_DEBUG on 32 bit target too.
5910 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
5912 2007-07-11 Nick Clifton <nickc@redhat.com>
5914 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
5915 version for 64-bit hosts.
5917 2007-07-10 David Daney <ddaney@avtrex.com>
5919 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
5921 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
5923 * config/mips/mips.c (mips_expand_synci_loop): New function.
5924 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
5925 (UNSPEC_RDHWR): Same.
5926 (UNSPEC_SYNCI): Same.
5927 (UNSPEC_SYNC): Same.
5928 (clear_cache): New expand.
5932 (clear_hazard): Same.
5933 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
5935 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
5936 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
5938 2007-07-10 Ian Lance Taylor <iant@google.com>
5940 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
5943 2007-07-10 David Daney <ddaney@avtrex.com>
5945 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
5946 * builtins.c (expand_builtin___clear_cache): New function.
5947 (expand_builtin): Call expand_builtin___clear_cache for
5948 BUILT_IN_CLEAR_CACHE case.
5949 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
5950 * doc/md.texi (clear_cache): Document new instruction pattern.
5951 * testsuite/gcc.dg/builtins-64.c: New test.
5953 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
5955 * config/cris/cris.md ("movsi"): Fix typo in last change.
5957 2007-07-09 Geoffrey Keating <geoffk@apple.com>
5960 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
5962 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
5963 * varasm.c (assemble_start_function): Honor DECL_ALIGN
5964 for FUNCTION_DECLs. Don't use align_functions_log if
5966 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
5967 even for FUNCTION_DECLs.
5968 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
5970 * tree.h (DECL_ALIGN): Update for new location of 'align'.
5971 (DECL_FUNCTION_CODE): Update for new location and name of
5973 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
5974 (struct tree_decl_common): Move 'align' and 'off_align' out
5975 of union, ensure they're still on a 32-bit boundary. Remove
5976 other fields in union 'u1'.
5977 (struct tree_function_decl): Add field 'function_code' replacing
5978 'u1.f' in tree_decl_common.
5979 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
5980 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
5981 (Variable Attributes): Cross-reference 'aligned' attribute
5982 to Function Attributes.
5983 * flags.h (force_align_functions_log): Delete.
5984 * toplev.c (force_align_functions_log): Delete.
5986 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
5989 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
5990 (*vec_concatv2di_rex): New insn pattern.
5992 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
5995 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
5997 2007-07-10 Ian Lance Taylor <iant@google.com>
5999 Replace no_new_pseudos in backends.
6000 * rtl.h (can_create_pseudo_p): Define.
6001 * config/darwin.c (machopic_indirect_data_reference): Use
6002 can_create_pseudo_p () instead of no_new_pseudos.
6003 (machopic_indirect_data_reference): Likewise.
6004 (machopic_legitimize_pic_address): Likewise.
6005 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
6006 (alpha_emit_set_const_1): Likewise.
6007 (alpha_emit_set_const): Likewise.
6008 (alpha_emit_conditional_move): Likewise.
6009 (alpha_split_conditional_move): Likewise.
6010 * config/alpha/alpha.md (various splitters): Likewise.
6012 * config/arm/arm.c (legitimize_pic_address): Likewise.
6013 (arm_load_pic_register): Likewise.
6014 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
6015 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
6016 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
6017 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
6018 * config/cris/cris.md (movsi): Likewise.
6019 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
6020 (symGOTOFF2reg_hilo): Likewise.
6021 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
6022 * config/h8300/h8300.md (insv, extzv): Likewise.
6023 * config/i386/i386.c (ix86_expand_move): Likewise.
6024 (ix86_expand_vector_move): Likewise.
6025 (ix86_prepare_fp_compare_args): Likewise.
6026 (ix86_expand_carry_flag_compare): Likewise.
6027 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
6028 (tls_dynamic_gnu2_combine_32): Likewise.
6029 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
6030 * config/ia64/ia64.c (ia64_expand_move): Likewise.
6031 (ia64_expand_movxf_movrf): Likewise.
6032 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
6033 (m32c_split_move): Likewise.
6034 (m32c_expand_insv): Likewise.
6035 * config/m68k/m68k.md (movsi): Likewise.
6036 * config/mips/mips.c (mips_force_temporary): Likewise.
6037 (mips_split_symbol): Likewise.
6038 (mips_move_integer): Likewise.
6039 (mips_legitimize_const_move): Likewise.
6040 * config/mn10300/mn10300.md (movsi): Likewise.
6041 * config/pa/pa.c (emit_move_sequence): Likewise.
6042 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
6043 (rs6000_got_register): Likewise.
6044 (create_TOC_reference): Likewise.
6045 (rs6000_machopic_legitimize_pic_address): Likewise.
6046 * config/rs6000/rs6000.md (add<mode>3): Likewise.
6047 (various splitters): Likewise.
6048 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
6049 (movsi_got): Likewise.
6050 * config/s390/s390.c (emit_symbolic_move): Likewise.
6051 * config/s390/s390.md (movhi, movqi): Likewise.
6052 (load_multiple, store_multiple): Likewise.
6053 * config/score/score.c (score_force_temporary): Likewise.
6054 * config/sh/sh.c (prepare_move_operands): Likewise.
6055 (prepare_cbranch_operands): Likewise.
6056 (emit_fpu_switch): Likewise.
6057 (fpscr_set_from_mem): Likewise.
6058 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
6059 (adddi3, subsi3): Likewise.
6060 (various splitters): Likewise.
6061 (divsi_inv_fp_combine): Likewise.
6062 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
6063 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
6065 * config/sh/predicates.md (xor_operand): Likewise.
6066 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
6067 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
6068 (movdi_pic_label_ref): Likewise.
6069 * config/spu/spu.c (spu_split_immediate): Likewise.
6070 * config/alpha/alpha.md (various splitters): Remove test
6071 !no_new_pseudos || reload_completed.
6072 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
6074 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
6075 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
6076 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
6077 * config/score/score.c (th_output_mi_thunk): Likewise.
6078 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
6079 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
6081 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
6083 PR rtl-optimization/32664
6084 * mode-switching.c (create_pre_exit): Skip barrier insns.
6086 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6088 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
6089 force_gimple_operand_bsi.
6090 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
6091 rewrite_use_compare): Ditto.
6092 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
6094 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
6095 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
6096 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
6097 * tree-profile.c (prepare_instrumented_value,
6098 tree_gen_interval_profiler, tree_gen_pow2_profiler,
6099 tree_gen_one_value_profiler, tree_gen_ic_profiler,
6100 tree_gen_ic_func_profiler, tree_gen_average_profiler,
6101 tree_gen_ior_profiler): Ditto.
6102 * tree-ssa-reassoc.c (negate_value): Ditto.
6103 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
6104 Use force_gimple_operand_bsi.
6105 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
6106 * tree-if-conv.c (add_to_dst_predicate_list,
6107 find_phi_replacement_condition): Ditto.
6108 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
6109 Call mark_symbols_for_renaming for new statements.
6110 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
6112 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
6114 * cfghooks.c (remove_edge): New function.
6115 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
6117 * cfghooks.h (remove_edge): Declare.
6118 * cfg.c (remove_edge): Renamed to remove_edge_raw.
6119 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
6121 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
6123 * optabs.h: Added declaration for signbit_optab.
6124 * optabs.c: (init_optabs): Added initialization for signbit_optab.
6125 * genoptinit.c (optabs): Added entry for signbit insns.
6126 * builtins.c (expand_builtin_signbit): Added code to use a signbit
6128 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
6129 * config/s390/s390.md (signbit<mode>2): New expander.
6131 2007-07-09 Richard Guenther <rguenther@suse.de>
6134 * fold-const.c (fold_plusminus_mult_expr): Move constant
6135 arguments second to allow decomposing.
6137 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
6140 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6142 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6143 Disregard DECL_FROM_INLINE.
6145 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6148 * doc/invoke.texi: Add ftree-reassoc flag.
6149 * common.opt (ftree-reassoc): New flag.
6150 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
6151 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
6153 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
6155 PR tree-optimization/32681
6156 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
6157 saved in second_edge->aux when first_bb is a loop header.
6159 2007-07-09 Jan HUbicka <jh@suse.cz>
6161 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
6163 2007-07-09 Richard Guenther <rguenther@suse.de>
6165 * c-decl.c (start_function): Do not promote return type.
6167 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
6169 * function.c (do_warn_unused_parameter): Do not warn if
6170 TREE_NO_WARNING is set.
6172 2007-07-08 Andreas Schwab <schwab@suse.de>
6174 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
6176 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
6179 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6181 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6182 apply to assembly language, too.
6183 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6185 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
6187 Revert (note the sccvn portions are *not* reverted)
6188 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6190 Fix PR tree-optimization/23488
6192 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6194 * tree-flow-inline.h (get_value_handle): Ditto.
6195 * tree-ssa-pre.c (decl_vh_map): New.
6196 (decl_node_pool): New.
6197 (can_value_number_operation): Support DECL_P.
6198 (can_PRE_operation): Ditto.
6199 (create_expression_by_pieces): Ditto.
6200 (find_existing_value_expr): Modify to differnetiate between
6201 addressing and top level.
6202 (create_value_handle_for_expr): Handle DECL's.
6203 (poolify_tree): Ditto.
6204 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6205 (make_values_for_stmt): Handle DECL's properly.
6206 (init_pre): Reorg to not init useless things during FRE.
6208 * tree-flow.h: Include pointer-set.h.
6209 (decl_vh_map): Declare.
6210 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6212 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
6214 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
6215 the constraint description.
6216 * doc/md.texi: Update documentation of AVR constraints.
6218 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
6220 * auto-inc-dec.c, config/arm/arm.c,
6221 config/m32r/constraints.md, config/mips/mips.md,
6222 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
6223 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
6224 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
6225 typos. Follow spelling conventions.
6226 * doc/invoke.texi, doc/rtl.texi: Fix typos.
6228 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
6229 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
6231 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
6232 realloc_vuse): Remove.
6233 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
6236 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
6238 Fix PR tree-optimization/23488
6240 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
6241 (try_to_simplify): Ditto.
6243 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
6245 * tree-flow-inline.h (get_value_handle): Ditto.
6246 * tree-ssa-pre.c (decl_vh_map): New.
6247 (decl_node_pool): New.
6248 (can_value_number_operation): Support DECL_P.
6249 (can_PRE_operation): Ditto.
6250 (create_expression_by_pieces): Ditto.
6251 (find_existing_value_expr): Modify to differnetiate between
6252 addressing and top level.
6253 (create_value_handle_for_expr): Handle DECL's.
6254 (poolify_tree): Ditto.
6255 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
6256 (make_values_for_stmt): Handle DECL's properly.
6257 (init_pre): Reorg to not init useless things during FRE.
6259 * tree-flow.h: Include pointer-set.h.
6260 (decl_vh_map): Declare.
6261 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
6263 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
6265 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
6266 apply to assembly language, too.
6267 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
6269 2007-07-06 Ian Lance Taylor <iant@google.com>
6270 Zack Weinberg <zackw@panix.com>
6273 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
6275 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6277 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
6278 (prefetch): Likewise if "pref" would be used.
6280 2007-07-06 Josh Conner <jconner@apple.com>
6284 * calls.c (store_one_arg): Handle arguments which are partially
6285 on the stack when detecting argument overlap.
6287 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
6289 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
6290 chosen during find_reloads.
6292 2007-07-06 Richard Guenther <rguenther@suse.de>
6294 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
6295 TYPE_ARG_TYPES for verification of argument types. Use
6296 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
6297 parameters as variable arguments.
6299 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
6301 * libgcc2.h (word_type): Type definition removed.
6302 (cmp_return_type, shift_count_type): Type definitions added.
6303 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6304 replaced with shift_count_type.
6305 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6307 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
6308 changed from word_type to Wtype.
6309 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
6310 replaced with shift_count_type.
6311 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
6313 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
6314 and libgcc_shift_count attribute added.
6315 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
6316 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
6317 (TARGET_INITIALIZER): New target hooks added.
6318 * targhooks.c (default_libgcc_cmp_return_mode,
6319 default_libgcc_shift_count_mode): Default implementations for the new
6321 * targhooks.h (default_libgcc_cmp_return_mode,
6322 default_libgcc_shift_count_mode): Function prototypes added.
6323 * target.h (struct gcc_target): Fields for the new target hooks added.
6324 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
6326 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
6329 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
6330 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
6332 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
6333 s390_libgcc_shift_count_mode): Functions added.
6334 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
6335 Target hooks defined.
6337 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6339 * config/mips/mips.c (compute_frame_size): Restore the original
6340 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
6341 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
6342 Document why the difference is needed.
6344 2007-07-06 Richard Guenther <rguenther@suse.de>
6346 * c-common.c (boolean_increment): Use correctly typed
6349 2007-07-06 Richard Sandiford <richard@codesourcery.com>
6351 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
6352 the topmost argument register is not also included in the save mask.
6353 (mips16e_collect_argument_save_p): Take a pointer to the argument
6354 register, rather than a pointer to the number of arguments.
6355 (mips16e_collect_argument_saves): Only include argument saves
6356 that aren't in the register mask.
6358 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
6360 PR rtl-optimization/32450
6361 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
6362 to ensure that instructions are not moved into the prologue when
6363 profiling is on. Remove unused prologue_end variable.
6364 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
6365 as a scheduling barrier.
6367 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
6370 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
6371 Disregard DECL_FROM_INLINE.
6373 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
6375 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
6376 IORing with a constant.
6378 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
6380 PR rtl-optimization/32475
6381 * df-scan.c (df_def_record_1): Add a use of the stack pointer
6382 for every definition of the stack pointer.
6384 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
6386 * arm.c (vfp3_const_double_index): Copy signed results of
6387 REAL_VALUE_TO_INT into unsigned vars.
6389 2007-07-05 Richard Guenther <rguenther@suse.de>
6392 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
6394 * tree-ssa.c (useless_type_conversion_p): Check canonical
6397 2007-07-05 Anatoly Sokolov <aesok@post.ru>
6399 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
6400 zero_extendhisi2): Change to define_insn_and_split.
6401 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
6403 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
6405 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
6406 pass_match_asm_constraints): New.
6407 * passes.c (init_optimization_passes): Add new pass.
6408 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
6409 * function.h (struct function): Add has_asm_statement bit.
6410 (current_function_has_asm_statement): New.
6411 * tree-pass.h (pass_match_asm_constraints): New.
6413 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
6415 * config/mips/mips.c (mips_file_start): Avoid declaration
6418 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6420 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
6422 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
6424 * rtl.def (NOTE): Change print format string to print
6425 operand 5 as a note insn name.
6427 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6428 David Ung <davidu@mips.com>
6430 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
6431 * doc/invoke.texi: (MIPS Options): Document them.
6433 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
6434 David Ung <davidu@mips.com>
6436 Add support for SmartMIPS ASE.
6438 * optabs.c (expand_binop_directly): New, broken out from...
6439 (expand_binop): Here. Make it try rotating in the other
6440 direction even when the second operand isn't constant.
6441 * config/mips/mips.md (*lwxs): New.
6442 * config/mips/mips.opt (msmartmips): New.
6443 * config/mips/mips.c (mips_lwxs_address_p): New.
6444 (mips_rtx_costs): Make it recognize scaled indexed addressing.
6445 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
6446 __mips_smartmips when compiling for TARGET_SMARTMIPS.
6447 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
6448 (ISA_HAS_LWXS): New.
6449 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
6450 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
6451 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
6452 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
6453 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
6454 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
6455 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
6457 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6459 * tree-vectorizer.c (new_loop_vec_info): Initialize
6460 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6461 * tree-vectorizer.h (_loop_vec_info): Added new filed
6462 min_profitable_iters.
6463 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
6464 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
6465 * tree-vect-analyze.c (vect_analyze_operations): Set
6466 LOOP_VINFO_COST_MODEL_MIN_ITERS.
6467 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
6468 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
6469 Fix calculation of peel_iters_prologue. Move consideration of epilogue
6470 and prologue cost to after they are computed.
6471 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
6473 (vect_model_simple_cost): Takes additional argument dt. Consider cost
6474 of creating vectors from scalars according to dt.
6475 (vect_model_store_cost): Likewise.
6476 (vectorizable_call): Use dt array instead of scalar dt. Call
6477 vect_model_simple_cost with additional argument dt.
6478 (vectorizable_assignment): Likewise.
6479 (vectorizable_operation): Likewise.
6480 (vectorizable_type_demotion): Likewise.
6481 (vectorizable_type_promotion): Likewise.
6482 (vectorizable_store): Use dt array instead of scalar dt. Call
6483 vect_model_store_cost with additional argument dt.
6484 (vect_do_peeling_for_loop_bound): Don't call
6485 vect_estimate_min_profitable_iters. Instead, lookup
6486 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
6487 "may not be profitable".
6489 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
6492 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
6493 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
6494 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
6495 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
6497 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
6499 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
6500 addressing modes cheaper.
6502 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
6504 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
6505 (dw_ranges_struct): Rename block_num to num. Adjust.
6506 (dw_ranges_by_label_struct): New.
6507 (ranges_by_label, ranges_by_label_allocated,
6508 ranges_by_label_in_use): New variables.
6509 (add_ranges_num): Factored most of the code out of...
6510 (add_ranges): ... this one. Rewrite in terms of the former.
6511 (add_ranges_by_labels): New.
6512 (output_ranges): Output by-label ranges.
6513 (dwarf2out_finish): Output range for multiple-section
6514 compile_unit. Output standard DW_AT_low_pc in addition to
6515 unexpected DW_AT_entry_pc.
6517 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
6519 PR tree-optimization/32604
6520 PR tree-optimization/32606
6522 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
6523 (compute_antic_safe): Removed.
6524 (ANTIC_SAFE_LOADS): Ditto.
6525 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
6526 (execute_pre): Don't call compute_antic_safe.
6527 (vuse_equiv): New function.
6528 (make_values_for_stmt): Use it
6529 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
6532 2007-07-04 Anatoly Sokolov <aesok@post.ru>
6535 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
6537 (avr_attribute_table): Make "naked" attribute apply to function types
6538 rather than to decls.
6539 (avr_handle_fntype_attribute): New function.
6541 2007-07-04 Joseph Myers <joseph@codesourcery.com>
6543 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
6546 2007-07-04 David Ung <davidu@mips.com>
6547 Joseph Myers <joseph@codesourcery.com>
6549 * config/mips/mips.md (type): Add logical, signext and move.
6550 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
6551 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
6552 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
6553 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
6554 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
6555 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
6556 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
6557 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
6558 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
6559 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
6560 movv2sf_hardfloat_64bit): Use the new types.
6561 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
6562 *movdf_softfloat, *movdf_mips16): Use "multi".
6563 (extendqihi2): Replace with a define_expand.
6564 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
6565 Based on extend<SHORT:mode><GPR:mode>2 patterns.
6566 * config/mips/74k.md (r74k_int_logical): New reservation and
6568 (r74k_int_arith): Remove "slt".
6569 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
6570 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
6571 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
6572 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
6573 reservations for "arith".
6575 2007-07-04 Richard Guenther <rguenther@suse.de>
6577 * tree-ssa.c (useless_type_conversion_p): Add handling for
6578 scalar float and vector types. Only call the types_compatible_p
6579 langhook for aggregate types as last resort. Follow the
6582 2007-07-04 Richard Guenther <rguenther@suse.de>
6584 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
6585 the same as NOP_EXPR.
6587 2007-07-04 Nick Clifton <nickc@redhat.com>
6589 * target.h (struct gcc_target): Add target_help field.
6590 * target-def.h (TARGET_HELP): New.
6591 (TARGET_INITIALIZER): Use TARGET_HELP.
6592 * opts.c (command_handle_option): Invoke target_help function, if
6593 defined, when the user has specified --target-help on the command
6595 * doc/invoke.texi: Mention that --target-help might print
6596 additional information.
6597 * doc/tm.texi: Document TARGET_HELP hook.
6599 * arm.c (TARGET_HELP): Override default definition.
6600 (arm_target_help): New - display a wrapped list of cores and
6601 architectures supported.
6603 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
6605 * config/v850/v850.c (expand_prologue): Make sure
6606 GEN_INT() argument is sign extended rather than zero extended.
6607 (expand_epilogue): Likewise.
6608 (output_move_double): Delete.
6609 * config/v850/v850-protos.h (output_move_double): Delete.
6610 * config/v850/v850.md (movdi): Delete.
6611 (*movdi_internal): Delete.
6613 (*movdf_internal): Delete.
6615 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6617 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
6618 unless compiling RTP PIC.
6620 2007-07-04 Richard Guenther <rguenther@suse.de>
6622 PR tree-optimization/32482
6623 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
6624 original ssa name if we didn't find a shift expression.
6625 Fix shift constant for bit zero test.
6627 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6629 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
6631 2007-07-04 Richard Sandiford <richard@codesourcery.com>
6633 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
6634 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
6635 * config/arm/vxworks.h (ASM_SPEC): Delete.
6636 (SUBTARGET_EXTRA_ASM_SPEC): Define.
6638 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6640 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
6641 (DDR_REVERSED_P): New.
6642 * tree-data-ref.c (initialize_data_dependence_relation,
6643 build_classic_dist_vector): Set DDR_REVERSED_P.
6645 2007-07-04 Sebastian Pop <sebpop@gmail.com>
6648 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
6649 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
6650 init_omega_for_ddr_1): Use non conservative number of iterations
6652 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
6653 (analyze_siv_subscript): Remove FIXME and reinitialization of
6654 last_conflicts to chrec_dont_know.
6655 * testsuite/gfortran.dg/vect/pr32457.f90: New.
6657 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6659 * tree.c (maybe_canonicalize_argtypes): Improve description.
6661 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
6663 * tree.c (maybe_canonicalize_argtypes): New.
6664 (build_function_type): Set canonical type.
6665 (build_method_type_directly): Ditto.
6666 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
6669 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
6671 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
6673 (rewrite_use_nonlinear_expr): Likewise.
6675 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
6677 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
6679 2007-07-04 Ben Elliston <bje@au.ibm.com>
6681 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
6684 * c-objc-common.c (c_types_compatible_p): Fix indentation.
6686 * doc/tm.texi (Run-time Target): Capitalise "CPU".
6687 (Exception Handling): Likewise.
6689 2007-07-03 Jan Hubicka <jh@suse.cz>
6691 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
6693 2007-07-03 Eric Christopher <echristo@apple.com>
6695 * doc/cppopts.texi: Add conflicting option note to -dM.
6696 * doc/invoke.texi: Add note about possible conflicts with
6697 -E for -dCHARS and note that -dM will not produce
6698 any results if there is no machine dependent reorg.
6700 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6702 * tree.h (DECL_ALIGN): Back out previous change.
6704 2007-07-03 Joseph Myers <joseph@codesourcery.com>
6706 * configure.ac: Test for .dtprelword support on MIPS.
6707 * configure, config.in: Regenerate.
6708 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
6709 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
6711 2007-07-03 Julian Brown <julian@codesourcery.com>
6713 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
6714 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
6715 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
6716 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
6718 (all_fpus): Add FPUTYPE_VFP3.
6719 (fp_model_for_fpu): Add VFPv3 field.
6720 (arm_rtx_costs_1): Give cost to VFPv3 constants.
6721 (vfp3_const_double_index): New function. Return integer index of
6722 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
6724 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
6725 and argument represents a valid RTX for a VFPv3 constant.
6726 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
6728 (vfp_emit_fstmd): Similar, for fstmd.
6729 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
6730 constants, represented as integer indices.
6731 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
6732 VFP_REGNO_OK_FOR_DOUBLE macros.
6733 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
6734 (arm_file_start): Set float-abi attribute for VFPv3, and output
6735 correct ".fpu" assembler directive.
6736 (arm_dbx_register_numbering): Add FIXME.
6737 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
6738 (fputype): Add FPUTYPE_VFP3.
6739 (FIXED_REGISTERS): Add 32 registers for D16-D31.
6740 (CALL_USED_REGISTERS): Likewise.
6741 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
6742 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
6743 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
6744 (D7_VFP_REGNUM): New.
6745 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
6746 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
6747 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
6748 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
6749 (REG_ALLOC_ORDER): Adjust for VFPv3.
6750 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
6751 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
6752 VFP_LO_REGS, VFP_HI_REGS.
6753 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
6754 (IS_VFP_CLASS): Define macro.
6755 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
6757 (REGISTER_MOVE_COST): Likewise.
6758 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
6759 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
6760 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
6761 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
6762 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
6763 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
6764 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
6765 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
6766 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
6767 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
6768 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
6769 where appropriate for single-word registers.
6770 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
6771 As above. Fix type attributes.
6772 * config/arm/constraints.md (register_contraint "t"): Define.
6773 (register_constraint "w"): Change to D0-D15, or D0-D31 for
6775 (register_constraint "x"): Define.
6776 (constraint "Dv"): Define.
6778 2007-07-03 Geoffrey Keating <geoffk@apple.com>
6780 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
6782 2007-07-03 Tom Tromey <tromey@redhat.com>
6784 * c-parser.c (objc_pq_context): Removed.
6785 (objc_need_raw_identifier): Likewise.
6786 (c_parser) <objc_pq_context>: New field.
6787 <objc_need_raw_identifier>: Likewise.
6788 (OBJC_NEED_RAW_IDENTIFIER): Removed.
6789 (c_lex_one_token): Update.
6790 (c_parser_objc_protocol_definition): Update.
6791 (c_parser_objc_method_definition): Update.
6792 (c_parser_objc_methodproto): Update.
6793 (c_parser_declspecs): Update.
6795 2007-07-03 David Ung <davidu@mips.com>
6797 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
6799 2007-07-03 David Ung <davidu@mips.com>
6800 Richard Sandiford <richard@codesourcery.com>
6802 * doc/invoke.texi: Document -march=74kf3_2.
6803 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
6804 (TUNE_74K): Check for it.
6805 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
6806 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
6807 * config/mips/mips.md (cpu): Add 74kf3_2.
6808 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
6809 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
6810 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
6811 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
6812 74kf3_2 to the CPU list.
6813 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
6814 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
6815 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
6816 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
6817 (r74kf3_2_fxfer_from_c1): New insn reservations.
6819 2007-07-03 Richard Sandiford <richard@codesourcery.com>
6820 David Ung <davidu@mips.com>
6822 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
6823 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
6824 and 74k[fx]. Document aliases for the new options.
6825 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
6826 (PROCESSOR_24KF2_1): ...this.
6827 (PROCESSOR_24KX): Rename to...
6828 (PROCESSOR_24KF1_1): ...this.
6829 (PROCESSOR_74KF): Rename to...
6830 (PROCESSOR_74KF2_1): ...this.
6831 (PROCESSOR_74KX): Rename to...
6832 (PROCESSOR_74KF1_1): ...this.
6833 (TUNE_74K): Update PROCESSOR_* names.
6834 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
6835 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
6836 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
6837 (mips_rtx_cost_data): Update processor names in comments.
6838 (mips_issue_rate): Update PROCESSOR_* names.
6839 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
6840 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
6841 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
6842 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
6843 Update cpu attribute names.
6844 (r24k_fpu_iss): Rename this reservation to...
6845 (r24kf2_1_fpu_iss): ...this and update all uses.
6846 (r24kx_fpu_iss): Rename this reservation to...
6847 (r24kf1_1_fpu_iss): ...this and update all uses.
6848 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
6849 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
6850 Update cpu attribute names.
6852 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
6854 * config/m32r/constraints.md: New file.
6855 * config/m32r/m32r.c: Include tm-constrs.h.
6856 (small_data_operand): Use satisfies_constraint_* instead of macro.
6857 (addr24_operand, gen_compare): Likewise.
6858 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
6859 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
6860 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
6861 EXTRA_CONSTRAINT): Likewise.
6862 * config/m32r/m32r.md: Include constraints.md.
6863 (*movsi_insn): Use satisfies_constraint_* instead of macro.
6864 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
6865 * config/m32r/predicates.md (conditional_move_operand): Likewise.
6866 (two_insn_const_operand, int8_operand, uint16_operand,
6867 reg_or_int16_operand, reg_or_uint16_operand,
6868 reg_or_cmp_int16_operand, cmp_int16_operand,
6869 seth_add3_operand): Likewise.
6871 2007-07-03 Eric Christopher <echristo@gmail.com>
6873 * libgcc2.h: Conditionally declare __bswapsi2 and
6876 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
6878 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
6881 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
6884 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
6885 (__gthrw_pragma): Provide default definition.
6887 * gthr-posix.c (__gthrw_pragma): Define.
6889 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
6891 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
6892 before declaring inequality.
6894 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
6896 * combine.c (recog_for_combine): Log the success or failure of
6897 matching new insn patterns against the machine description in
6900 2007-07-03 Revital Eres <eres@il.ibm.com>
6902 * ddg.c (print_sccs): New function.
6903 (check_sccs): New function.
6904 (create_ddg_all_sccs): Use it.
6905 * ddg.h (print_sccs): Declare.
6906 * modulo-sched.c (sms_order_nodes): Call print_sccs.
6908 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
6910 * targhooks.h (default_mode_for_suffix): New function declaration.
6911 * targhooks.c (default_mode_for_suffix): New default target hook.
6912 * target.h (struct c): New structure in the targetm struct.
6913 (mode_for_suffix): New target hook as part of struct c.
6914 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
6915 default_mode_for_suffix.
6916 (TARGET_C): New define.
6917 * c-lex.c: Include "target.h".
6918 (interpret_float): Use targetm.c.mode_for_suffix to determine
6919 the mode for a given non-standard suffix.
6920 Makefile.in (c-lex.o): Depend on $(TARGET_H).
6922 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
6923 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
6925 * doc/extend.texi (Floating Types): New node. Document __float80 and
6926 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
6928 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
6931 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
6932 predicate instead of target_operand.
6933 (divsi3_i1_media, divsi3_media_2): Likewise.
6935 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
6937 * tree.h (alias_sets_might_conflict_p): Rename into
6938 alias_sets_must_conflict_p.
6939 * alias.c (alias_sets_might_conflict_p): Likewise.
6940 (alias_sets_conflict_p): Use it.
6941 (objects_must_conflict_p): Likewise.
6942 * c-common.c (strict_aliasing_warning): Adjust.
6944 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
6946 * rtlhooks.c (gen_lowpart_if_possible): Check for
6947 invalid subreg before calling gen_lowpart_SUBREG.
6949 2007-07-02 Geoffrey Keating <geoffk@apple.com>
6951 * config/darwin9.h: Add copyright notice.
6952 (LINK_COMMAND_SPEC): Add comment.
6953 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
6954 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
6955 DARWIN_LIBSYSTEM_HAS_UNWIND.
6957 2007-07-02 Jakub Jelinek <jakub@redhat.com>
6960 * omp-low.c (check_combined_parallel): New function.
6961 (lower_omp_parallel): Call it via walk_stmts, set
6962 OMP_PARALLEL_COMBINED if appropriate.
6963 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
6964 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
6965 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
6966 don't consider it as combined parallel.
6968 2007-07-02 Richard Sandiford <richard@codesourcery.com>
6970 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
6971 (gcc_tooldir): Likewise.
6972 * configure: Regenerate.
6973 * Makefile.in (libsubdir_to_prefix): New variable, based on the
6974 old configure.ac gcc_tooldir setting.
6975 (prefix_to_exec_prefix): New variable.
6976 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
6977 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
6979 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
6981 Fix PR tree-optimization/32583
6982 Fix PR tree-optimization/32584
6983 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
6984 (phi_translate_set): Use phi_translate directly now.
6985 (make_values_for_stmt): Don't value number RHS if we already know
6988 2007-07-02 Steve Ellcey <sje@cup.hp.com>
6989 Jim Wilson <wilson@specifix.com>
6992 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
6995 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
6996 Richard Sandiford <richard@codesourcery.com>
6997 Nigel Stephens <nigel@mips.com>
6999 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
7000 (mips16e_output_save_restore): Declare.
7001 (mips16e_save_restore_pattern_p): Likewise.
7002 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
7003 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
7004 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
7005 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
7006 (BITSET_P): New global macro, extracted from...
7007 (mips_for_each_saved_reg): ...here.
7008 (mips16e_save_restore_info): New struct.
7009 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
7010 (mips16e_save_restore_regs): New variable.
7011 (mips_split_plus, mips16e_find_first_register): New functions.
7012 (mips16e_mask_registers): New function.
7013 (compute_frame_size): Expand the commentary before the function.
7014 Enforce the MIPS16e save and restore register range restrictions.
7015 Pad the general register save area at the low end.
7016 (mips16e_save_restore_reg, mips16e_build_save_restore)
7017 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
7018 (mips16e_output_save_restore, mips16e_collect_propagate_value)
7019 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
7021 (mips_expand_prologue, mips_expand_epilogue): Handle
7022 GENERATE_MIPS16E_SAVE_RESTORE.
7023 * config/mips/mips.md (*mips16e_save_restore): New pattern.
7025 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
7027 PR tree-optimization/31966
7028 PR tree-optimization/32533
7029 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
7030 "basic_block" description as its third argument. Update function
7031 calls to get destination bb from "edge" argument. Save "cond" into
7032 aux field of the edge. Update prototype for changed arguments.
7033 (if_convertible_loop_p): Clear aux field of incoming edges if bb
7035 (find_phi_replacement_condition): Operate on incoming edges, not
7036 on predecessor blocks. If there is a condition saved in the
7037 incoming edge aux field, AND it with incoming bb predicate.
7038 Return source bb of the first edge.
7039 (clean_predicate_lists): Clean aux field of outgoing node edges.
7040 (tree_if_conversion): Do not initialize cond variable. Move
7041 variable declaration into the loop.
7042 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
7043 initializations of new_stmt, arg0 and arg1 variables.
7045 2007-07-02 Jakub Jelinek <jakub@redhat.com>
7047 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
7048 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
7050 2007-07-02 Richard Guenther <rguenther@suse.de>
7052 * tree-ssa.c (useless_type_conversion_p): Document
7053 future intent as defining the middle-end type system.
7054 Re-structure to call langhook last, group by type class,
7055 mark questionable parts.
7057 2007-07-02 Richard Guenther <rguenther@suse.de>
7059 * tree-flow.h (types_compatible_p): Declare.
7060 * tree-ssa.c (types_compatible_p): New function.
7061 * ipa-type-escape.c (discover_unique_type): Use
7062 types_compatible_p instead of lang_hooks.types_compatible_p.
7063 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
7064 * tree-vn.c (expressions_equal_p): Likewise.
7065 * tree.c (fields_compatible_p): Likewise.
7066 * tree-ssa-dom.c (avail_expr_eq): Likewise.
7067 (cprop_operand): Use useless_type_conversion_p instead of
7068 lang_hooks.types_compatible_p.
7069 * tree-inline.c (setup_one_parameter): Likewise.
7070 (declare_return_variable): Likewise.
7071 * tree-nrv.c (tree_nrv): Likewise.
7072 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
7073 (maybe_fold_offset_to_component_ref): Likewise.
7074 (maybe_fold_offset_to_reference): Likewise.
7075 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7076 (merge_alias_info): Likewise.
7077 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7078 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
7079 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
7080 * tree-tailcall.c (find_tail_calls): Likewise.
7081 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
7082 * gimplify.c (canonicalize_addr_expr): Likewise.
7083 (fold_indirect_ref_rhs): Likewise.
7084 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
7085 (cpt_same_type): Likewise.
7086 (check_pointer_types_r): Swap parameters to cpt_same_type
7088 * fold-const.c (fold_convert): Revert fix for PR15988.
7089 * tree-inline.c (setup_one_parameter): Instead fix it here by
7090 using fold_build1 instead of fold_convert and checking for
7091 error_mark_node. Convert only if the conversion is necessary.
7093 2007-07-02 Joseph Myers <joseph@codesourcery.com>
7095 * configure.ac: Check for .gnu_attribute on Power.
7096 * configure: Regenerate.
7097 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
7098 attribute for floating-point ABI.
7100 2007-07-02 Ira Rosen <irar@il.ibm.com>
7102 PR tree-optimization/32230
7103 PR tree-optimization/32477
7104 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
7105 address is a constant.
7107 2007-07-02 Richard Sandiford <richard@codesourcery.com>
7109 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
7110 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
7111 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
7112 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
7113 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
7114 64-bit targets. Add support for *-elfoabi*.
7115 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
7116 different settings if $(tm_defines) does not select the EABI.
7117 (MULTILIB_EXCLUSIONS): Define in those circumstances.
7118 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
7119 (MIPS_ARCH_OPTION_SPEC): Likewise.
7120 (MIPS_ISA_LEVEL_SPEC): Likewise.
7121 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
7122 * config/mips/elfoabi.h: New file.
7124 2007-07-02 Richard Guenther <rguenther@suse.de>
7126 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
7127 (useless_type_conversion_p): ... this.
7128 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
7129 (useless_type_conversion_p): ... this.
7130 * builtins.c (fold_builtin_memory_op): Rename
7131 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
7132 * tree-cfg.c (verify_expr): Likewise.
7133 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
7134 * tree-ssa-ccp.c (ccp_fold): Likewise.
7135 * tree-ssa-copy.c (may_propagate_copy): Likewise.
7136 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
7137 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
7138 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
7139 * tree-ssa-pre.c (eliminate): Likewise.
7140 * tree-ssa.c (delete_tree_ssa): Likewise.
7141 (tree_ssa_useless_type_conversion): Likewise.
7142 * tree.c (build2_stat): Likewise.
7144 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7146 Fix PR tree-optimization/32571
7147 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
7150 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
7152 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
7153 and other expected operations explicitly, change default to
7156 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
7158 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
7160 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
7161 (tls_load_dot_plus_eight): Move the label number into the unspec.
7162 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
7164 2007-07-01 Andreas Schwab <schwab@suse.de>
7166 * dwarf2out.c (initial_return_save): Define only if used.
7168 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
7170 Unreverting Richard's Revert of:
7172 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7174 * dce.c (deletable_insn_p_1): New function, split out from...
7175 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7176 specially, not those inside PARALLELs. Remove BODY argument
7177 and adjust recursive call accordingly.
7178 (prescan_insns_for_dce): Update call to delete_insn_p.
7180 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
7181 Revital Eres <eres@il.ibm.com>
7183 * ddg.c (create_ddg_all_sccs): Fix missed
7184 initialization of scc_nodes.
7186 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
7189 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
7190 X + ~X to 1 only for INTEGRAL_TYPE_P type.
7192 2007-06-30 Joseph Myers <joseph@codesourcery.com>
7194 * configure.ac: Check for .gnu_attribute on MIPS.
7195 * configure, config.in: Regenerate.
7196 * config/mips/mips.c (mips_file_start): If supported, output
7197 attribute for floating-point ABI.
7199 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
7202 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
7203 (ffs_cmove): New expander to expand using ctz pattern.
7204 (*ffs_cmove): Remove pattern.
7205 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
7206 (ffsdi2): Expand using ctz pattern.
7207 (*ffs_rex64): Remove pattern.
7209 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
7211 PR rtl-optimization/32296
7212 * pa.md (return): Delete pattern.
7213 (return_internal): Remove "(const_int 1)" from pattern.
7214 (epilogue): Use return_internal pattern for trivial returns.
7215 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
7216 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
7218 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7220 * tree-ssa-pre.c (is_exception_related): New function
7221 (can_value_number_operation): Use it.
7223 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
7225 Fix PR tree-optimization/32540
7226 Fix PR tree-optimization/31651
7228 * tree-ssa-sccvn.c: New file.
7230 * tree-ssa-sccvn.h: Ditto.
7232 * tree-vn.c: Include tree-ssa-sccvn.h
7233 (val_expr_paid_d): Removed.
7234 (value_table): Ditto.
7235 (vn_compute): Ditto.
7236 (val_expr_pair_hash): Ditto.
7237 (val_expr_pair_expr_eq): Ditto.
7238 (copy_vuses_from_stmt): Ditto.
7241 (shared_vuses_from_stmt): Ditto.
7242 (print_creation_to_file): Moved up.
7243 (sort_vuses): Ditto.
7244 (sort_vuses_heap): Ditto.
7245 (set_value_handle): Make non-static.
7246 (make_value_handle): Ditto.
7247 (vn_add): Rewritten to use sccvn lookups.
7248 (vn_add_with_vuses): Ditto.
7249 (vn_lookup): Ditto (and second argument removed).
7250 (vn_lookup_with_vuses): Ditto.
7251 (vn_lookup_or_add): Ditto (and second argument removed);
7252 (vn_lookup_or_add_with_vuses): Ditto.
7253 (vn_lookup_with_stmt): New.
7254 (vn_lookup_or_add_with_stmt): Ditto.
7255 (create_value_handle_for_expr): Ditto.
7257 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
7258 (seen_during_translate): New function.
7259 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
7260 (phi_trans_add): Ditto.
7261 (constant_expr_p): FIELD_DECL is always constant.
7262 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
7263 Use constant_expr_p.
7264 Avoid infinite recursion on mutually valued expressions.
7265 Change callers of vn_lookup_or_add.
7266 (phi_translate): New function.
7267 (compute_antic_safe): Allow phi nodes.
7268 (create_component_ref_by_pieces): Update for FIELD_DECL change.
7269 (find_or_generate_expression): Rewrite slightly.
7270 (create_expression_by_pieces): Updated for vn_lookup_or_add
7272 Update VN_INFO for new names.
7273 (insert_into_preds_of_block): Update for new names.
7274 (add_to_exp_gen): New function.
7275 (add_to_sets): Use vn_lookup_or_add_with_stmt.
7276 (find_existing_value_expr): Rewrite to changed vn_lookup.
7277 (create_value_expr_from): Ditto, and use add_to_exp_gen.
7278 (try_look_through_load): Removed.
7279 (try_combine_conversion): Ditto.
7280 (get_sccvn_value): New function.
7281 (make_values_for_phi): Ditto.
7282 (make_values_for_stmt): Ditto.
7283 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
7285 (init_pre): Update for SCCVN changes.
7287 (execute_pre): Ditto.
7289 * tree-flow.h (make_value_handle): Declare.
7290 (set_value_handle): Ditto.
7291 (sort_vuses_heap): Ditto.
7292 (vn_lookup_or_add_with_stmt): Ditto.
7293 (vn_lookup_with_stmt): Ditto.
7294 (vn_compute): Remove.
7297 (vn_lookup): Update arguments.
7299 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
7301 (tree-ssa-sccvn.o): New.
7302 (OBJS-common): Add tree-ssa-sccvn.o
7304 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
7307 * c-typeck.c (build_external_ref): Don't mark as used if called
7309 * calls.c (rtx_for_function_call): Likewise.
7311 2007-06-30 Richard Sandiford <richard@codesourcery.com>
7315 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7317 * dce.c (deletable_insn_p_1): New function, split out from...
7318 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7319 specially, not those inside PARALLELs. Remove BODY argument
7320 and adjust recursive call accordingly.
7321 (prescan_insns_for_dce): Update call to delete_insn_p.
7323 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
7325 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
7326 (try_combine): Move potential calls to undo_all() so they happen
7327 before we commit to using the combined insns.
7329 2006-06-30 Jan Hubicka <jh@suse.cz>
7331 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
7334 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
7336 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
7337 (cgraph_remove_unreachable_nodes): Likewise.
7338 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
7339 * ipa-inline.c (update_caller_keys): Cast according to the coding
7341 (cgraph_decide_recursive_inlining): Likewise.
7342 (cgraph_decide_inlining_of_small_function): Likewise.
7343 (try_inline): Likewise.
7344 (cgraph_decide_inlining_incrementally): Likewise.
7345 * ipa-pure-const.c (get_function_state): Likewise.
7346 (scan_function): Likewise.
7347 (analyze_function): Likewise.
7348 (static_execute): Likewise.
7349 * ipa-reference.c (scan_for_static_refs): Likewise.
7350 (merge_callee_local_info): Likewise.
7351 (analyze_function): Use type safe memory macros.
7352 (static_execute): Likewise. Cast according to the coding conventions.
7353 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
7355 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
7357 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
7358 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
7361 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
7364 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
7365 for complex modes (both int and real).
7367 2007-06-29 Jan Hubicka <jh@suse.cz>
7369 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
7371 2007-06-29 Jan Hubicka <jh@suse.cz>
7374 * cse.c (cse_insn): Avoid invalid sharing in between register note and
7377 2007-06-29 Anatoly Sokolov <aesok@post.ru>
7380 * config/avr/avr.c: Include dataflow header file.
7381 (expand_prologue): Adjust for prologue insn change.
7382 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
7385 2007-06-29 Richard Guenther <rguenther@suse.de>
7388 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
7389 during type verification.
7391 2007-06-29 Jan Hubicka <jh@suse.cz>
7393 * recog.c (validate_change_rtx_1): Unshare TO argument.
7395 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
7397 PR tree-optimization/24659
7398 * tree-vect-transform.c (vectorizable_call): Handle
7399 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
7401 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
7402 * config/i386/i386.c (enum ix86_builtins)
7403 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
7404 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
7406 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
7407 const using def_builtin_const.
7408 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
7409 input operands in the same modes as the result.
7410 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
7412 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
7414 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
7415 (df_set_dead_notes_for_mw): Likewise.
7417 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
7419 * c-common.c (pointer_int_sum): Do the negation in sizetype.
7421 2007-06-28 DJ Delorie <dj@redhat.com>
7423 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
7425 2007-06-28 Geoffrey Keating <geoffk@apple.com>
7427 * doc/invoke.texi (C++ Dialect Options): Document
7428 fvisibility-ms-compat.
7429 * c.opt (fvisibility-ms-compat): New.
7431 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
7434 * tree-affine.c (aff_combination_add_elt): Handle
7435 pointer addition specially.
7437 2007-06-28 Jakub Jelinek <jakub@redhat.com>
7439 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
7440 decl is non-external for AIX ABI.
7442 2007-06-28 David Edelsohn <edelsohn@gnu.org>
7444 * config/rs6000/predicates.md (current_file_function_operand):
7445 Ensure the symbol is non-external for AIX ABI.
7447 2007-06-28 Nick Clifton <nickc@redhat.com>
7449 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
7450 (fdce, fdse, fpredictive-commoning): Likewise.
7452 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7455 * gcc.c (process_command): Recognize the new -static-libgfortran
7458 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
7461 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
7462 Use a call clobbered hard reg instead of a pseudo reg.
7464 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7466 * config/sh/sh.md (load_gbr): Use correct operand constraint.
7468 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
7471 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
7472 REG_LIBCALL and REG_RETVAL notes.
7473 (divsi3, mulsi3): Likewise.
7474 (mulhisi3): Likewise. Use emit_libcall_block.
7475 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
7477 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
7479 PR rtl-optimization/32481
7480 * combine.c (adjust_for_new_dest): Rescan the changed insn.
7482 2007-06-27 Richard Sandiford <richard@codesourcery.com>
7484 * dce.c (deletable_insn_p_1): New function, split out from...
7485 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
7486 specially, not those inside PARALLELs. Remove BODY argument
7487 and adjust recursive call accordingly.
7488 (prescan_insns_for_dce): Update call to delete_insn_p.
7490 2007-06-27 Richard Guenther <rguenther@suse.de>
7493 * tree.h (fold_convertible_p): Declare.
7494 * fold-const.c (fold_convertible_p): New function.
7495 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
7496 instead of lang_hooks.types_compatible_p.
7498 2007-06-26 Jan Hubicka <jh@suse.cz>
7500 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
7501 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
7502 early use validate_unshare_change.
7503 (reload_combine): Likewise.
7504 * recog.c (change_t): New field unshare.
7505 (validate_change_1): Rename from validate_change; add argument unshare.
7506 (validate_change): Turn into wrapper of validate_change_1; update
7507 prototype for bools.
7508 (validate_unshare_change): New.
7509 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
7510 calls of df_insn_rescan.
7511 * recog.h (validate_change): Replace ints by bools.
7512 (validate_unshare_change): Declare.
7514 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
7516 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
7518 2007-06-26 Steve Ellcey <sje@cup.hp.com>
7520 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
7522 2007-06-25 Jan Hubicka <jh@suse.cz>
7524 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
7526 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
7527 cgraph_decide_inlining_incrementally): Move uninlinability checks to
7528 places other call site specific checks are performed.
7530 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
7533 * tree-vect-transform.c (vectorizable_operation): Convert
7534 POINTER_PLUS_EXPR over to PLUS_EXPR.
7536 2007-06-25 Chao-ying Fu <fu@mips.com>
7538 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
7539 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
7540 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7541 Document GET_MODE_IBIT, and GET_MODE_FBIT.
7543 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
7544 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7545 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
7546 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
7547 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
7548 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
7549 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
7550 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
7551 ALL_FIXED_POINT_MODE_P): New define.
7552 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7554 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
7556 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
7557 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7558 MODE_VECTOR_UACCUM): New mode classes.
7560 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
7561 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
7562 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
7565 * genmodes.c (struct mode_data): Add ibit and fbit fields.
7566 (blank_mode): Initialize ibit and fbit.
7567 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
7568 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7570 (new_adjust): Change required_class to required_class_from and
7571 required_class_to for testing within a range.
7572 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
7573 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
7575 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
7576 (make_fixed_point_mode): New.
7577 (_ADD_ADJUST): Change C to C1 and C2.
7578 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
7579 use a range for machine classes.
7580 (ADJUST_IBIT, ADJUST_FBIT): New.
7581 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
7583 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
7584 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
7585 Emit adjustment for ibit and fbit.
7586 (emit_mode_ibit, emit_mode_fbit): New.
7587 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
7589 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
7591 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
7592 as the source of the set.
7594 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
7596 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
7597 FP_REGNO_P): Use IN_RANGE.
7598 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
7599 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
7600 (DATA_REG_P): Use DATA_REGNO_P.
7601 (FP_REG_P): Use FP_REGNO_P.
7602 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
7603 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
7604 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
7606 2007-06-24 Jan Hubicka <jh@suse.cz>
7609 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
7611 2007-06-24 Sebastian Pop <sebpop@gmail.com>
7614 * fold-const.c (fold_binary): Strip nops of operand 0
7615 of BIT_NOT_EXPR before calling operand_equal_p.
7616 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
7617 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
7619 2007-06-23 Mark Mitchell <mark@codesourcery.com>
7621 * doc/extend.texi: Document that dllimport and dllexport imply
7623 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
7624 imported or exported declaration, including type declarations.
7625 * c-common.c (handle_visibility_attribute): Check for conflicts
7626 with dllimport/dllexport.
7627 (c_determine_visibility): Handle dllimport/dllexport as an
7628 explicit visibility atttribute.
7630 2007-06-23 Richard Guenther <rguenther@suse.de>
7632 PR tree-optimization/16876
7634 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
7636 * tree-inline.c (initialize_inlined_parameters): Do not call
7637 lang_hooks.tree_inlining.convert_parm_for_inlining.
7638 * cgraphbuild.c (initialize_inline_failed): Set inline failed
7639 reason for mismatched types.
7640 * gimplify.c (gimplify_call_expr): Verify the call expression
7641 arguments match the called function type signature. Otherwise
7642 mark the call expression to be not considered for inlining
7643 using CALL_CANNOT_INLINE_P flag.
7644 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
7645 edges call expression.
7646 (cgraph_decide_inlining_of_small_function): Likewise.
7647 (cgraph_decide_inlining): Likewise.
7648 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
7650 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
7651 * c-typeck.c (c_convert_parm_for_inlining): Remove.
7652 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
7654 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
7655 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
7657 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7658 convert_parm_for_inlining member.
7660 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
7663 * arm.md (negscc): Match the correct operand for optimized LT0 test.
7664 Remove optimization for GT.
7666 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
7669 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
7671 (prescan_insns_for_dce): Add extra parameter.
7673 2007-06-23 Jan Hubicka <jh@suse.cz>
7676 * gimplify.c (mark_addressable): New function.
7677 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
7679 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7682 * expr.c (store_constructor): Do not clobber non-zeroed memory.
7684 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7687 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
7688 moves between MMX/SSE registers to at least 8 units to prevent
7689 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
7691 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
7693 * config/i386/i386.c (override_options): Correct x86_sahf
7696 2007-06-21 David Daney <ddaney@avtrex.com>
7699 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
7700 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
7701 (exception_receiver): Renamed to ...
7702 (nonlocal_goto_receiver): ... this.
7704 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
7706 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
7707 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
7708 partial register accesses.
7710 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
7712 * fold-const.c (debug_fold_checksum): Move it under
7713 ENABLE_FOLD_CHECKING.
7715 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7718 * tree.h (debug_fold_checksum): Declared.
7719 * fold-const.c (build_fold_addr_expr_with_type_1): New.
7720 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
7721 build_fold_addr_expr_with_type_1.
7722 (fold_addr_expr, debug_fold_checksum): New.
7723 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
7724 (fold_unary, fold_comparison, split_address_to_core_and_offset):
7727 2007-06-21 Sebastian Pop <sebpop@gmail.com>
7729 PR tree-optimization/19590
7730 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
7731 of scev is a constant.
7732 * gcc/testsuite/gcc.dg/tree-ssa/pr19590.c: New.
7734 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
7736 * df-problems.c (df_note_bb_compute): Made computation of live
7737 info consistent with df_lr.
7739 2007-06-21 Richard Guenther <rguenther@suse.de>
7741 PR tree-optimization/32453
7742 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
7743 for pointer anti-range.
7745 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
7747 * config/i386/i386.c (processor_target_table): Increase maximum
7748 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
7751 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
7752 byte alignment if > 8 byte alignment is preferred.
7753 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
7755 2007-06-21 Jakub Jelinek <jakub@redhat.com>
7757 PR tree-optimization/31866
7758 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
7759 if ASM_EXPR's input is not a SSA_NAME.
7762 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
7763 but decl is a global var, instead return decl.
7764 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
7765 even for is_global_var decls, if they are private in some outer
7768 2007-06-21 Richard Guenther <rguenther@suse.de>
7770 PR tree-optimization/32451
7771 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
7773 2007-06-21 Christian Bruel <christian.bruel@st.com>
7775 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
7776 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
7777 (push_regs): Changed saving order or banked registers.
7778 (sh_expand_epilogue): Likewise.
7779 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
7780 (FIRST_BANKED_REG): Likewise.
7781 (LAST_BANKED_REG): Likewise.
7782 * config/sh/sh.md (banked) New attribute.
7783 (in_delay_slot): Check banked attribute.
7785 2007-06-20 Sebastian Pop <sebpop@gmail.com>
7787 PR tree-optimization/32075
7788 * tree-data-ref.c (subscript_dependence_tester_1,
7789 analyze_miv_subscript, analyze_overlapping_iterations,
7790 add_distance_for_zero_overlaps, build_classic_dist_vector,
7791 subscript_dependence_tester_1, analyze_overlapping_iterations,
7792 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
7793 compute_affine_dependence, compute_all_dependences): Pass loop_nest
7794 to evolution_function_is_affine_multivariate_p.
7796 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
7798 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
7800 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
7803 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
7805 * config/m32c/prologue.md (epilogue_exitd_16): New.
7806 (epilogue_reit_16): New.
7807 (epilogue_exitd): Rename to epilogue_exitd_24.
7808 (epilogue_reit): Rename to epilogue_reit_24.
7810 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
7811 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
7813 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
7815 * haifa-sched.c (queue_to_ready): Don't requeue next insn
7816 if dbg_cnt (sched_insn) reaches the limit.
7817 (choose_ready): New parameter INSN_PTR and new return value.
7818 (schedule_block): Handle dbg_cnt (sched_insn). Handle
7819 the new return value from choose_ready.
7820 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
7821 (rest_of_handle_global_alloc): New global_alloc_at_func.
7823 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
7825 PR tree-optimization/25737
7826 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
7827 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
7828 * tree-flow.h (struct fieldoff): Add new field alias_set.
7829 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
7830 argument addressable_type. Set alias_set of fieldoff.
7831 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
7832 (create_overlap_variables_for): Pass alias_set from fieldoff to
7834 * alias.c (get_alias_set): Use alias_set from SFT if set.
7836 2007-06-20 Hui-May Chang <hm.chang@apple.com>
7838 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
7839 of a variable as an unsigned HOST_WIDE_INT integer.
7841 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
7843 PR rtl-optimization/32405
7844 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
7846 2007-06-20 Jakub Jelinek <jakub@redhat.com>
7848 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
7851 * builtins.c: Include diagnostic.h.
7852 (expand_builtin_expect): Make gcc_assert more permissive.
7853 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
7856 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
7860 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
7861 if ACCUMULATE_OUTGOING_ARGS.
7863 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7865 * config/m68hc11/m68hc11.c: Include dataflow header file.
7866 (m68hc11_reorg): Port to dataflow.
7868 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
7870 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
7871 (struct df_problem.free_blocks_on_set_blocks): New field.
7872 (struct dataflow.optional_p): New field.
7873 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7874 (df_live_set_all_dirty): New function.
7875 * df-scan.c (df_scan_alloc): Initialize optional_p.
7876 (problem_SCAN): Initialize free_blocks_on_set_blocks.
7877 * df-core.c (df_set_blocks): Removed use of
7878 DF_FIRST_OPTIONAL_PROBLEM. Now uses
7879 df_problem.free_blocks_on_set_blocks to determine which blocks are
7881 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
7882 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
7883 uses dataflow.optional_p to determine if problem should be
7885 (rest_of_handle_df_initialize): Only start live problem if
7887 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
7888 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
7889 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
7890 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
7891 problem_NOTE): Initialize free_blocks_on_set_blocks.
7892 (df_lr_bb_local_compute): Recompute luids if df_live problem is
7894 (df_live_set_all_dirty, df_note_alloc): New function.
7895 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
7897 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
7898 * postreload.c (reload_combine): Ditto.
7899 * cse.c (cse_extended_basic_block): Ditto.
7900 * regmove.c (mark_flags_life_zones): Ditto.
7901 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
7902 erase_matching_seqs): Ditto.
7903 * bt-load.c (compute_defs_uses_and_gen): Ditto.
7904 * integrate (allocate_initial_values): Ditto.
7905 * combine.c (reg_dead_at_p): Ditto.
7906 * resource.c (mark_target_live_regs): Ditto.
7907 * sched-rgn.c (check_live_1, update_live_1): Ditto.
7908 * config/sh/sh.c (find_r0_life_regions): Ditto.
7909 * global.c (rest_of_handle_global_alloc): Only add back df_live
7911 * local-alloc.c (rest_of_handle_local_alloc): Only remove
7913 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
7915 (if_convert): Make sure df_live is there at -O == 1.
7916 (pass_if_after_combine): Cleanup flags.
7917 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
7918 is there at -O == 1.
7920 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
7922 * config/arm/arm.c (arm_get_frame_offsets): Set
7923 offsets->locals_base to avoid negative stack size.
7924 (thumb1_expand_prologue): Assert on negative stack size.
7926 2007-06-19 Sebastian Pop <sebpop@gmail.com>
7928 PR tree-optimization/32367
7929 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
7930 of the chrec has no evolution in that loop.
7931 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
7933 2007-06-19 Bob Wilson <bob.wilson@acm.org>
7935 * config/xtensa/xtensa.c: Include "df.h".
7936 (xtensa_builtin_saveregs): Use adjust_address instead of
7938 (xtensa_va_start): Invoke make_tree with sizetype for
7939 expand_builtin_saveregs and then convert the result to a pointer.
7940 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
7941 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
7942 Subtract argument size from index value as integers and then use
7943 POINTER_PLUS_EXPR to add the result to the array address.
7945 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7948 * config/m32c/m32c.c: Include dataflow header file.
7949 (m32c_emit_prologue): Adjust for prologue insn change.
7950 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
7951 once inside a PARALLEL. Assume frame size passed in operand 0
7952 includes space to save the fb register.
7953 (prologue_enter_24): Likewise.
7954 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
7956 2007-06-19 David Daney <ddaney@avtrex.com
7959 * config/mips/mips.md (cprestore): Mark $gp as used.
7961 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
7964 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
7965 (frv_ifcvt_modify_insn): Likewise.
7967 2007-06-19 Richard Guenther <rguenther@suse.de>
7969 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
7970 only handle positive offsets that fit in a HOST_WIDE_INT.
7972 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
7974 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
7975 result of rsqrt insn for zero input argument to avoid NaN.
7977 2007-06-19 Richard Guenther <rguenther@suse.de>
7980 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
7982 2007-06-19 Jakub Jelinek <jakub@redhat.com>
7984 PR tree-optimization/32353
7985 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
7987 2007-06-19 Nick Clifton <nickc@redhat.com>
7989 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
7991 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
7994 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
7995 * config/i386/i386.c (assign_386_stack_local): Assert that
7996 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
7997 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
7998 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
7999 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
8001 2007-06-18 Steve Ellcey <sje@cup.hp.com>
8003 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
8005 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
8007 PR rtl-optimization/32321
8008 * gcse.c (replace_store_insn): Update the note before
8009 calling emit_insn_after.
8011 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
8014 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
8016 * df-problems.c (df_note_bb_compute): Fix dumping info.
8018 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
8020 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
8021 insn with emit_jump_insn.
8023 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
8025 PR tree-optimization/32383
8026 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
8027 * targhooks.h (default_builtin_reciprocal): Update prototype.
8028 * target.h (struct gcc_target): Update builtin_reciprocal.
8029 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
8030 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
8031 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
8032 when fndecl is in BUILT_IN_MD class.
8033 (execute_convert_to_rsqrt): Ditto.
8035 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
8036 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
8037 Convert BUILT_IN_SQRTF code only when md_fn is false.
8039 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
8041 * bt-load.c (move_btr_def): Fix the order of arguments
8042 to validate_replace_rtx.
8044 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
8046 * config/m68k/m68k-devices.def: Add 54450..54455.
8048 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
8050 PR rtl-optimization/32366
8051 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
8052 FLOAT_EXTEND]: Prevent non-scalar modes from entering
8055 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
8058 * modulo-sched (generate_reg_moves): Added rescan parameter and if
8059 this is true, rescan insn being modified.
8060 (sms_schedule): Added rescan parameter.
8061 (rest_of_handle_sms): Moved freeing of dominance info to before
8062 getting out of cfg_layout.
8064 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
8066 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
8067 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
8070 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
8071 FL_CF_EMAC from the entry for isac.
8073 * config/m68k/predicates.md (const_call_operand): Adjust comment.
8074 (const_sibcall_operand): New.
8075 (sibcall_operand): Use it.
8076 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
8077 (m68k_isas): ISAC does not imply FPU or EMAC.
8078 (override_options): Add ISA_C logic for symbolic jump & call.
8080 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
8082 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
8083 return mode from the builtin itself.
8084 (sparc_fold_builtin): Fix cast of zero constant.
8086 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8088 * targhooks.c (default_builtin_reciprocal): New default target hook.
8089 * targhooks.h (default_builtin_reciprocal): Add prototype.
8090 * hooks.c (hook_tree_tree_bool_null): Remove hook.
8091 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
8092 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
8093 default_builtin_reciprocal.
8095 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
8098 * hooks.c (hook_tree_tree_bool_null): New hook.
8099 * hooks.h (hook_tree_tree_bool_null): Add prototype.
8100 * tree-pass.h (pass_convert_to_rsqrt): Declare.
8101 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
8102 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
8103 and convert it to reciprocal a*rfunc(b).
8104 (execute_convert_to_rsqrt): New function.
8105 (gate_convert_to_rsqrt): New function.
8106 (pass_convert_to_rsqrt): New pass definition.
8107 * target.h (struct gcc_target): Add builtin_reciprocal.
8108 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
8109 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
8110 TARGET_BUILTIN_RECIPROCAL.
8111 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
8113 * config/i386/i386.h (TARGET_RECIP): New define.
8114 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
8115 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8116 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8117 and not optimizing for size.
8118 (*rcpsf2_sse): New insn pattern.
8119 (*rsqrtsf2_sse): Ditto.
8120 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
8121 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8122 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8123 and not optimizing for size.
8124 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
8125 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8126 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8127 and not optimizing for size.
8128 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
8129 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8130 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8131 and not optimizing for size.
8132 (*sse_rsqrtv4sf2): Do not export.
8134 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
8135 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
8136 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
8137 and not optimizing for size.
8139 * config/i386/i386.opt (mrecip): New option.
8140 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
8141 (ix86_emit_swsqrtsf): Ditto.
8142 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
8143 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
8145 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
8146 ix86_expand_unop1_builtin.
8147 (ix86_emit_swdivsf): New function.
8148 (ix86_emit_swsqrtsf): Ditto.
8149 (ix86_builtin_reciprocal): New function.
8150 (TARGET_BUILTIN_RECIPROCAL): Use it.
8151 (ix86_vectorize_builtin_conversion): Rename from
8152 ix86_builtin_conversion.
8153 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
8154 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
8155 "i386 and x86_64 Options" section.
8156 (Intel 386 and AMD x86_64 Options): Document -mrecip.
8158 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
8159 Zdenek Dvorak <dvorakz@suse.cz>
8160 Richard Guenther <rguenther@suse.de>
8161 Kaz Kojima <kkojima@gcc.gnu.org>
8163 * tree-vrp.c (compare_values_warnv): Convert val2 to
8165 (extract_range_from_assert): Create
8166 POINTER_PLUS_EXPR for pointer types.
8167 (extract_range_from_binary_expr): Handle
8168 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
8170 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
8171 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
8172 POINTER_PLUS_EXPR as PLUS_EXPR.
8173 (number_of_iterations_lt_to_ne):
8174 For pointer types, use sizetype when
8175 creating MINUS_EXPR/PLUS_EXPRs.
8176 (assert_loop_rolls_lt): For pointer types, use sizetype when
8177 creating MINUS_EXPR/PLUS_EXPRs.
8178 (number_of_iterations_le): Likewise.
8179 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
8180 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
8181 like PLUS_EXPR and MINUS_EXPR.
8182 * tree-pretty-print.c (dump_generic_node): Handle
8184 (op_prio): Likewise.
8185 (op_symbol_1): Likewise.
8186 * optabs.c (optab_for_tree_code): Likewise.
8187 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
8189 * tree-tailcall.c (process_assignment): Mention
8190 POINTER_PLUS_EXPR in a TODO comment.
8191 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
8192 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
8193 not used with a pointer and an integer type.
8194 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
8195 increment using chrec_convert_rhs instead of chrec_convert.
8196 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
8197 PLUS_EXPR except for the right hand side's type will be
8199 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
8200 (fold_used_pointer_cast): Kill.
8201 (pointer_offset_p): Kill.
8202 (fold_used_pointer): Kill.
8203 (pointer_used_p): Kill.
8204 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
8205 call fold_used_pointer.
8206 (instantiate_parameters_1): Convert the increment
8207 using chrec_convert_rhs instead of chrec_convert.
8208 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
8209 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
8210 instead of PLUS_EXPR.
8211 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
8212 PLUS_EXPR for pointers.
8213 (std_gimplify_va_arg_expr): Likewise.
8214 (fold_builtin_memory_op): Likewise.
8215 (fold_builtin_strstr): Likewise.
8216 (fold_builtin_strchr): Likewise.
8217 (fold_builtin_strrchr): Likewise.
8218 (fold_builtin_strpbrk): Likewise.
8219 (expand_builtin_memory_chk): Likewise.
8220 (fold_builtin_memory_chk): Likewise.
8221 (std_expand_builtin_va_start): Use
8222 sizetype for the call to make_tree and then convert
8223 to the pointer type.
8224 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
8225 instead of PLUS_EXPR for adding to a pointer.
8226 (std_gimplify_va_arg_expr): Use fold_build2 for
8227 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
8228 the operands to sizetype first and then cast the BIT_AND_EXPR
8229 back to the pointer type.
8230 * fold-const.c (build_range_check): Handle pointer types
8232 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
8233 of PLUS_EXPR's. Make sure the offset is converted to
8235 (try_move_mult_to_index): Strip the NOPs from the offset.
8236 Remove code argument and replace all uses with PLUS_EXPR.
8237 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
8238 specially. Don't use a pointer type for MINUS_EXPR.
8239 (fold_unary): Handle for (T1)(X op Y),
8240 only p+ as that is the only as that can be handled for
8241 binary operators now.
8242 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
8244 <case PLUS_EXPR>: Add folding of PTR+INT into
8246 Don't call try_move_mult_to_index.
8247 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
8248 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
8249 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
8250 Don't call try_move_mult_to_index.
8251 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
8252 (tree_expr_nonzero_p): Likewise.
8253 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
8254 of PLUS_EXPR for the complex expression folding.
8255 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
8256 first chrec is a pointer type, then the second should
8257 be sizetype and not the first's type.
8258 For POINTER_PLUS_EXPR, use a different right hand side type.
8259 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8260 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
8261 different right hand side type.
8262 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8263 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
8264 instead of PLUS_EXPR.
8265 When either operand is zero, convert the other operand.
8266 (chrec_apply): Use chrec_convert_rhs
8267 on the argument x instead of chrec_convert.
8268 (reset_evolution_in_loop): For pointer types, the new_evol
8270 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
8271 different right hand side type.
8272 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8273 (chrec_convert_rhs): New function.
8274 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
8275 different right hand side type.
8276 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
8277 * tree-chrec.h (chrec_convert_rhs): New prototype.
8278 (build_polynomial_chrec): For pointer types, the right hand
8279 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
8280 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
8281 Remove subtraction case as it is always addition now.
8282 Make sure the offset is converted to sizetype.
8283 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
8284 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
8285 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
8286 PLUS_EXPR in pointer type.
8287 Handle POINTER_PLUS_EXPR.
8288 (tree_to_aff_combination): Likewise.
8289 (force_expr_to_var_cost): Likewise.
8290 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
8291 instead of PLUS_EXPR for pointers.
8292 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
8293 instead of PLUS_EXPR of pointer types.
8294 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
8296 (check_va_list_escapes): Likewise.
8297 (check_all_va_list_escapes): Likewise.
8298 * dwarf2out.c (loc_descriptor_from_tree_1):
8299 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
8300 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
8301 (string_constant): Likewise.
8302 * tree-ssa-address.c (tree_mem_ref_addr): When adding
8303 the offset to the base, use POINTER_PLUS_EXPR.
8304 (add_to_parts): Convert the index to sizetype.
8305 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
8306 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
8307 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
8308 Offset only holds something for PLUS_EXPR.
8309 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
8311 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
8313 (analyze_accesses_for_modify_stmt): Likewise.
8314 Remove comment about the type being integral type as it is
8316 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
8318 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
8320 Correct the type which the artimentic is done in (is now
8323 * tree-data-ref.c (split_constant_offset): Handle
8325 * tree-affine.c (tree_to_aff_combination): Likewise.
8326 * c-typeck.c (build_unary_op): For pointers create the increment
8327 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
8329 * gimplify.c (gimplify_self_mod_expr): Create a
8330 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8331 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
8332 * tree.def (POINTER_PLUS_EXPR): New tree code.
8333 * tree-predcom.c (ref_at_iteration): If we have a pointer
8334 type do the multiplication in sizetype.
8335 * tree-mudflap.c (mf_xform_derefs_1): Create a
8336 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8337 * tree-ssa-forwprop.c
8338 (forward_propagate_addr_into_variable_array_index):
8339 Don't expect there to be a cast for the index as that
8340 does not exist anymore.
8341 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
8342 instead of PLUS_EXPR.
8343 Don't check for the first operand of the POINTER_PLUS_EXPR
8344 was the index as it cannot be.
8345 Call forward_propagate_addr_into_variable_array_index with
8346 the SSA_NAME instead of the statement.
8347 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
8348 (compare_constant): Likewise.
8349 (copy_constant): Likewise.
8350 (compute_reloc_for_constant): Likewise.
8351 (output_addressed_constants): Likewise.
8352 (initializer_constant_valid_p): Likewise.
8353 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
8354 Convert the MIN/MAX of the inner type to the outer
8355 type before comparing them.
8356 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
8357 POINTER_PLUS_EXPR instead of PLUS_EXPR.
8358 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
8359 of PLUS_EXPR for pointers.
8360 * tree-inline.c (estimate_num_insns_1): Handle
8362 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
8363 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8364 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
8365 instead of PLUS_EXPR for the pointer increment statement.
8366 (vect_update_ivs_after_vectorizer): For pointer types, create
8367 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
8368 MULT_EXPR in sizetype.
8369 (vect_gen_niters_for_prolog_loop): Add a cast when creating
8371 * tree-object-size.c (plus_expr_object_size): Handle
8372 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
8373 code which is trying to figure out which side is a pointer and
8375 (check_for_plus_in_loops_1): Likewise.
8376 (check_for_plus_in_loops): Likewise.
8377 * c-common.c (pointer_int_sum): Create a
8378 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
8379 * tree-ssa-structalias.c (handle_ptr_arith): Handle
8380 only POINTER_PLUS_EXPR. Removing all the extra
8381 code which is trying to figure out which side is a pointer and
8383 * tree-cfg.c (verify_expr): Add extra checking for pointers and
8384 PLUS_EXPR and MINUS_EXPR.
8385 Also add checking to make sure the operands of POINTER_PLUS_EXPR
8387 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
8388 with make_tree, instead of a pointer type.
8389 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
8390 for pointers instead of PLUS_EXPR.
8391 (s390_gimplify_va_arg): Likewise.
8392 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
8393 instead of PLUS_EXPR when doing addition on pointer
8394 types. Use sizetype for the second operand.
8395 (spu_gimplify_va_arg_expr): Likewise.
8396 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
8397 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
8398 a pointer. Don't create a BIT_AND_EXPR for pointer types.
8399 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
8400 for the pointer addition and also use size_int/sizetype
8402 (ix86_gimplify_va_arg): Likewise.
8403 Perform BIT_AND_EXPR on sizetype arguments.
8404 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
8405 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
8406 for the pointer additions and also use size_int for the offsets.
8407 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
8408 additions and also use size_int for the offsets. Perform
8409 BIT_AND_EXPR on sizetype arguments.
8410 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
8411 POINTER_PLUS_EXPR for pointers and create the
8412 BIT_AND_EXPR in sizetype.
8413 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
8414 instead of PLUS_EXPR for pointer addition.
8415 (rs6000_va_start): Likewise.
8416 Also use sizetype for the offset.
8417 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
8418 as PLUS_EXPR/MINUS_EXPR.
8419 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
8420 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
8421 Don't use BIT_AND_EXPR on a pointer type, convert the
8422 expression to sizetype first.
8423 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
8425 (mips_gimplify_va_arg_expr): Likewise.
8426 Don't create BIT_AND_EXPR in a pointer type.
8428 2007-06-15 Eric Christopher <echristo@apple.com>
8430 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
8431 (x86_64-*-darwin*): Ditto.
8432 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
8435 2007-06-15 Matthew Wilcox <matthew@wil.cx>
8437 * doc/extend.texi: Document behavior of __attribute__((aligned))
8440 2007-06-15 Mark Mitchell <mark@codesourcery.com>
8442 * rtlanal.c (note_stores): Improve documentation.
8444 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
8446 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
8447 LOCAL_LABEL_PREFIX): Delete.
8448 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
8449 (bfin_internal_label): Delete.
8451 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
8453 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
8454 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
8455 otherwise define to LIBGCC2_TF_CEXT.
8456 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
8457 (LIBGCC_TF_CEXT): Ditto.
8460 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
8462 PR rtl-optimization/32339
8463 * df-scan.c (df_uses_record): Don't modify flags but just add to
8464 it for df_ref_record.
8466 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
8468 * tree-mudflap.c: Fix whitespace issues.
8470 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
8472 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
8474 2007-06-14 Eric Christopher <echristo@apple.com>
8476 * config/i386/sse.md (movdi_to_sse): Rewrite body.
8477 (movv4sf): Use gcc_unreachable instead of abort.
8479 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8482 * config/i386/sfp-machine.h (CMPtype): New define.
8483 (mach stubs): Use CMPtype instead of int as a return type.
8485 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
8487 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
8488 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
8489 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
8490 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
8491 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
8492 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
8493 config/soft-fp/soft-fp.h: Update from glibc CVS.
8495 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
8497 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
8499 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
8502 * config/v850/v850.c: Include dataflow header file.
8503 (substitute_ep_register): Fix typo.
8505 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8507 * configure.ac: Fix earlier checkin.
8508 * configure: Regenerated.
8510 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8512 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
8513 * aclocal.m4: Regenerate.
8514 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
8515 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
8516 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
8517 * configure: Regenerate.
8518 * Makefile.in (LOOSE_WARN): Subst loose_warn.
8520 * Makefile.in (quickstrap): Build libgcc too.
8522 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
8524 * configure.ac: Add --enable-checking=df. Explicitly mention that
8525 the variables are initialized as for "release".
8526 * df-core.c: Use it.
8527 * configure: Regenerate.
8528 * config.in: Regenerate.
8530 2007-06-14 Bob Wilson <bob.wilson@acm.org>
8532 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
8533 validate_replace_rtx instead of replace_rtx.
8534 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
8536 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
8538 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
8539 (DWARF2_UNWIND_INFO): Override default if configured with
8541 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
8542 (ENDFILE_SPEC): Add crtend.o.
8543 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
8544 (ENDFILE_SPEC): Add crtend.o.
8545 (TARGET_USE_JCR_SECTION): Define.
8546 (MD_UNWIND_SUPPORT): Define for 32-bit target.
8548 * config/i386/cygming-crtbegin.c: New file.
8549 * config/i386/cygming-crtend.c: New file.
8551 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
8553 * config/i386/w32-unwind.h: New file.
8555 2007-06-13 Eric Christopher <echristo@apple.com>
8557 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
8558 the user set a value below STACK_BOUNDARY.
8560 2007-06-13 Thiemo Seufer <ths@networkno.de>
8562 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
8563 imply -lpthread for -pthread.
8565 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8567 * basic-block.h: Remove the prototype for
8568 free_basic_block_vars.
8569 * cfglayout.h: Remove the prototype for
8570 insn_locators_initialize.
8571 * tree.h: Remove the prototype for emit_line_note.
8573 * tree-ssa-pre.c (mergephitemp): Remove.
8574 (init_pre): Don't use mergephitemp.
8576 2007-06-13 Eric Christopher <echristo@apple.com>
8578 * config/i386/i386.c (override_options): If we've specified
8579 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
8581 2007-06-13 Bob Wilson <bob.wilson@acm.org>
8583 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
8586 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8588 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
8589 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
8590 (eh_store_handler): New pattern.
8591 (eh_return): Emit it instead of a plain move.
8593 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
8595 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
8596 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
8597 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
8600 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
8602 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
8603 (find_next_insn_start, find_load): New functions.
8604 (bfin_reorg): Use them to deal with the fact that parallel insns are
8605 no longer represented as a SEQUENCE.
8607 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
8609 * config/sparc/sparc.c (sparc_override_options): Initialize
8612 2007-06-13 Dave Korn <dave.korn@artimi.com>
8614 * config/i386/i386.c (ix86_eax_live_at_start_p): Use
8617 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
8619 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
8620 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
8621 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
8622 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
8623 tree-vect-transform.c: Fix comment typos. Follow spelling
8626 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8628 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
8629 to the exit block use set.
8630 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
8631 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
8632 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
8634 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
8636 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
8637 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
8638 to indicate an error.
8639 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
8641 (dbg_cnt_process_opt): Print an error on a bad argument.
8642 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
8643 * common.opt (-fdbg-cnt-list): New.
8644 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
8646 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
8648 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
8649 flag on ref-all pointers.
8651 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
8654 * expr.c (expand_expr_addr_expr_1): Call expand_expr
8655 for the offset with the modifier as EXPAND_INITIALIZER
8656 if the modifier is EXPAND_INITIALIZER.
8657 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
8658 a register if we had an overflow.
8660 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8662 * real.c (real_isfinite): New.
8663 (real_sqrt): Use it.
8664 * real.h (real_isfinite): New.
8665 * builtins.c: Use it.
8667 2007-06-12 Ian Lance Taylor <iant@google.com>
8668 Daniel Berlin <dberlin@dberlin.org>
8671 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
8672 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
8673 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
8674 (DECL_NO_TBAA_P): Define.
8675 (struct tree_decl_common): Add no_tbaa_flag field.
8676 * tree-ssa-structalias.c (struct variable_info): Add
8677 no_tbaa_pruning field.
8678 (new_var_info): Initialize no_tbaa_pruning field.
8679 (unify_nodes): Copy no_tbaa_pruning field.
8680 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8681 (dump_solution_for_var): Print no_tbaa_pruning flag.
8682 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
8684 (compute_tbaa_pruning): New static function.
8685 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
8686 Call compute_tbaa_pruning.
8687 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
8688 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
8689 * gimple-low.c (lower_stmt): Likewise.
8690 * tree-gimple.c (is_gimple_stmt): Likewise.
8691 * tree-ssa-operands.c (get_expr_operands): Likewise.
8692 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
8693 * tree-inline.c (estimate_num_insns_1): Likewise.
8694 (copy_result_decl_to_var): Likewise.
8695 * expr.c (expand_expr_real_1): Likewise.
8696 * tree-pretty-print.c (dump_generic_node): Likewise.
8697 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
8698 * omp-low.c (omp_copy_decl_2): Likewise.
8699 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
8700 * doc/c-tree.texi (Expression trees): Document
8701 CHANGE_DYNAMIC_TYPE_EXPR.
8703 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8705 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
8706 with !HONOR_NANS and !HONOR_INFINITIES.
8707 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
8709 2007-06-12 Tristan Gingold <gingold@adacore.com>
8711 * gcov.c: Comments updated.
8712 (source_info): Add file_time field.
8713 (source_index): New variable.
8714 (mutiple_files): New variable.
8715 (generate_results): New function extracted from process_file.
8716 (process_file): Save and restore chain of functions, generate
8717 results and free structures only if not merging results.
8718 (release_structures): File names are now freed in create_file_names
8719 (create_file_names): Free previous file names.
8720 (find_source): File date is now read here and modifications in
8721 source files is checked here.
8722 (read_graph_file): Only reverse order of functions for the current
8724 (make_gcov_file_name): Do not generate long names if input_name is
8726 (output_lines): If merging results do not display graph, data and
8728 Checking source file modification is done in find_source.
8730 * doc/gcov.texi: Append an s to sourcefile.
8732 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
8734 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
8735 (forced_nop): New pattern.
8736 * config/bfin/bfin.c: Include "df.h".
8737 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
8738 (bfin_discover_loop): Use df_get_live_in instead of
8739 global_live_at_start.
8740 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
8741 df_analyze when done.
8742 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
8743 the insns. Use QImode for the final insn in a bundle. Call
8744 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
8746 (reorder_var_tracking_notes): New function.
8747 (bfin_reorg): Pass no argument to split_all_insns. Don't call
8748 update_life_info. Call df_analyze after scheduling and bundle
8749 generation. Call reorder_var_tracking_notes if generating these
8750 notes. Call df_finish_pass at the end.
8752 2007-06-12 Dirk Mueller <dmueller@suse.de>
8754 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
8755 a comparison, not an assignment.
8757 2007-06-12 Olivier Hainque <hainque@adacore.com>
8759 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
8760 Request walking the subtrees only, leaving the current is_lhs/val_only
8762 (convert_non_local_reference): Likewise.
8764 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
8766 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
8768 2007-06-12 Richard Guenther <rguenther@suse.de>
8770 PR tree-optimization/15353
8771 PR tree-optimization/31657
8772 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
8773 * timevar.def: Add TV_TREE_IFCOMBINE.
8774 * tree-pass.h (pass_tree_ifcombine): Declare.
8775 * tree-ssa-ifcombine.c: New file.
8776 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
8777 * tree-flow.h (blocks_in_phiopt_order): Declare.
8778 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
8779 (tree-ssa-ifcombine.o): New dependencies.
8781 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8783 PR rtl-optimization/32293
8784 * combine.c (simplify_if_then_else): Truncate return from
8785 nonzero_bits() to correct mode.
8787 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
8789 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
8790 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
8792 2007-06-11 Diego Novillo <dnovillo@google.com>
8794 * Makefile.in (reload1.o-warn): Remove.
8796 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
8798 * combine.c (subst): Use reg_overlap_mentioned_p
8799 instead of comparing register numbers directly.
8801 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8803 * reload1.c (mark_home_live_1): Use the mode parameter.
8805 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
8807 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
8808 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
8812 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
8814 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
8816 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8818 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
8819 from integer registers.
8820 (FP mode splitters): Handle TFmode.
8822 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
8824 * tree-ssa-structalias.c (find_what_p_points_to): Return false
8825 for ref-all pointers that point-to anything.
8827 2007-06-11 Joseph Myers <joseph@codesourcery.com>
8829 * config/arm/arm.c (arm_output_dwarf_dtprel,
8830 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
8832 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
8834 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
8835 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
8838 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
8840 * tree.c (signed_or_unsigned_type_for): New.
8841 (unsigned_type_for): Use signed_or_unsigned_type_for.
8842 (signed_type_for): Use signed_or_unsigned_type_for.
8843 * tree.h (signed_or_unsigned_type_for): New.
8844 (get_signed_or_unsigned_type): Remove.
8845 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
8846 lang_hooks.types.signed_type
8847 (size_diffop): Likewise.
8848 (all_ones_mask_p): Likewise.
8849 (build_range_check): Likewise.
8850 (fold_cond_expr_with_comparison): Likewise.
8851 (fold_cond_expr_with_comparison): Likewise.
8852 (unextend): Likewise.
8853 (extract_muldiv_1): Likewise.
8854 (fold_single_bit_test_into_sign_test): Likewise.
8855 (fold_binary): Likewise.
8856 (fold_ternary): Likewise.
8857 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
8858 instead of get_signed_or_unsigned_type.
8859 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
8860 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8861 * expr.c (signed_or_unsigned_type_for): Use
8862 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
8863 * langhooks.c (get_signed_or_unsigned_type): Remove.
8864 (lhd_signed_or_unsigned_type): Remove.
8865 * langhooks.h (lang_hooks_for_types): Remove signed_type and
8866 signed_or_unsigned_type.
8867 (lhd_signed_or_unsigned_type): Remove.
8868 * expmed.c (make_tree): Use signed_type_for instead of
8869 lang_hooks.types.signed_type.
8870 * c-common.c (same_scalar_type_ignoring_signedness): Use
8871 c_common_signed_type instead of lang_hooks.types.signed_type.
8872 (c_common_unsigned_type): New.
8873 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
8874 (shorten_compare): Use c_common_unsigned_type instead of
8875 c_common_signed_or_unsigned_type.
8876 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
8878 * convert.c (convert_to_integer): Use signed_type_for instead of
8879 lang_hooks.types.signed_type.
8880 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
8881 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
8882 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
8883 * c-format.c (check_format_types): Use c_common_unsigned_type
8884 instead of unsigned_type_for.
8885 * c-decl.c (groakdeclarator): Likewise.
8886 * c-typeck.c (convert_for_assignment): Likewise.
8887 * c-common.h (c_common_unsigned_type): New.
8889 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8892 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
8893 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
8895 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
8898 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
8899 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
8901 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
8902 Sebastian Pop <sebpop@gmail.com>
8904 * lambda-code.c (remove_iv): New.
8905 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
8907 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
8909 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
8910 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
8911 * tree-ssa-loop-prefetch.c: Include optabs.h.
8912 (FENCE_FOLLOWING_MOVNT): New macro.
8913 (struct mem_ref): Add independent_p and storent_p fields.
8914 (record_ref): Initalize the new fields.
8915 (gather_memory_references_ref): Return true if the reference
8917 (gather_memory_references): Check whether all memory accesses
8918 in loop were recorded.
8919 (should_issue_prefetch_p): Return false for nontemporal stores.
8920 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
8921 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
8922 (determine_loop_nest_reuse): Detect independent memory references.
8923 (loop_prefetch_arrays): Call mark_nontemporal_stores.
8924 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
8925 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
8926 * config/i386/i386.h (x86_mfence): Declare.
8927 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
8928 * config/i386/i386.c (x86_mfence): New variable.
8929 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
8931 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
8932 * optabs.c (init_optabs): Initialize storent_optab.
8933 * optabs.h (enum optab_index): Add OTI_storent.
8934 (storent_optab): Declare.
8935 * genopinit.c (optabs): Add initialization for storent_optab.
8936 * tree.h (MOVE_NONTEMPORAL): New macro.
8937 * expr.c (expand_assignment, store_expr, store_constructor_field,
8938 store_constructor, store_field, expand_expr_real_1): Propagate
8939 nontemporality of the expanded store.
8940 (emit_storent_insn): New function.
8941 * expr.h (expand_assignment, store_expr): Declaration changed.
8942 * function.c (assign_parm_setup_reg): Pass false as nontemporality
8943 to expand_assignment.
8944 * stmt.c (expand_asm_expr): Ditto.
8945 * calls.c (initialize_argument_information): Pass false as
8946 nontemporality to store_expr.
8947 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
8950 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8952 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
8954 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
8956 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
8958 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
8959 and allow DECL_P here.
8961 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
8963 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
8964 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
8965 track of the size of the expression.
8966 * cfghooks.c (merge_blocks): Remove block from loops structure only
8967 after call of the merge_blocks hook.
8969 2007-06-09 Tom Tromey <tromey@redhat.com>
8971 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
8972 (deprecated_state): Removed.
8973 (start_decl): Update.
8974 (enum deprecated_states): Moved earlier.
8975 (groktypename): Update.
8976 (push_parm_decl): Likewise.
8977 (grokfield): Likewise.
8978 (start_function): Likewise.
8980 2007-06-09 Ian Lance Taylor <iant@google.com>
8982 PR tree-optimization/32169
8983 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
8984 CONVERT_EXPR, check whether min and max both converted to an
8985 overflow infinity representation.
8987 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
8989 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
8990 not inserted on the edge.
8992 2007-06-08 Bob Wilson <bob.wilson@acm.org>
8994 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
8995 instructions if they are supported.
8996 (__divsi3, __umodsi3, __modsi3): Likewise.
8997 (__ashldi3, __ashrdi3, __lshrdi3): New.
8998 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
9000 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
9001 Tony Linthicum <tony.linthicum@amd.com>
9003 * doc/invoke.texi: Add fvect-cost-model flag.
9004 * common.opt (fvect-cost-model): New flag.
9005 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
9006 cost fields in stmt_vec_info struct for STMT.
9007 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
9008 fields in stmt_vec_info struct and access functions for the same.
9009 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
9010 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
9011 load, store and vector to scalar operation.
9012 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
9013 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
9014 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
9015 (TARG_VEC_STORE_COST): Define cost of vector store.
9016 (vect_estimate_min_profitable_iters): Define new function.
9017 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
9018 check to evaluate if loop iterations are less than minimum profitable
9019 iterations determined by cost model or minimum vect loop bound defined
9020 by user, whichever is more conservative.
9021 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
9022 run-time check to evaluate if loop iterations are less than minimum
9023 profitable iterations determined by cost model or minimum vect loop
9024 bound defined by user, whichever is more conservative.
9025 (vect_estimate_min_profitable_iterations): New function to estimate
9026 mimimimum iterartions required for vector version of loop to be
9027 profitable over scalar version.
9028 (vect_model_reduction_cost): New function.
9029 (vect_model_induction_cost): New function.
9030 (vect_model_simple_cost): New function.
9031 (vect_cost_strided_group_size): New function.
9032 (vect_model_store_cost): New function.
9033 (vect_model_load_cost): New function.
9034 (vectorizable_reduction): Call vect_model_reduction_cost during
9036 (vectorizable_induction): Call vect_model_induction_cost during
9038 (vectorizable_load): Call vect_model_load_cost during analysis phase.
9039 (vectorizable_store): Call vect_model_store_cost during analysis phase.
9040 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
9041 vectorizable_promotion, vectorizable_demotion): Call
9042 vect_model_simple_cost during analysis phase.
9044 2007-06-08 Simon Baldwin <simonb@google.com>
9046 * reg-stack.c (get_true_reg): Readability change. Moved default case
9047 label into direct switch statement scope.
9049 2007-06-08 Simon Baldwin <simonb@google.com>
9051 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
9052 in gcc_assert() with '==' comparison.
9054 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9056 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
9057 TARGET_ABM handling of x86_popcnt variable.
9059 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9061 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
9062 __builtin_copysignq and __builtin_infq built-in functions.
9064 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9066 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
9067 SSE4.2 section. Correct built-in function names in SSE4A section.
9069 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
9071 PR tree-optimization/32243
9072 * tree-vect-transform.c (vectorizable_type_promotion): Move check
9073 for ncopies after ratio check between nunits_out and nunits_in.
9074 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
9076 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
9078 PR tree-optimization/32224
9079 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
9080 vectorization upon a non GIMPLE_MODIFY_STMT.
9082 2007-06-08 Christian Bruel <christian.bruel@st.com>
9085 * config/sh/sh.md (doloop_end): New pattern and splitter.
9086 * loop-iv.c (simple_rhs_p): Check for hardware registers.
9088 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
9091 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
9093 (verify_dominators): Do not change dominance tree.
9095 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
9097 * config/sh/constraints.md: New file.
9098 * config/sh/sh.c: Include tm-constrs.h.
9099 (reg_class_from_letter): Remove.
9100 (prepare_cbranch_operands): Use satisfies_constraint_*
9101 function instead of macro.
9102 (andcosts, broken_move, sh_secondary_reload): Likewise.
9103 * config/sh/predicates.md (trapping_target_operand): Likewise.
9104 (and_operand, arith_operand, arith_reg_or_0_operand,
9105 cmp_operand, logical_operand, target_operand,
9106 ua_address_operand, ua_offset, xor_operand): Likewise.
9107 * config/sh/sh.md: Include constraints.md.
9108 (*movsicc_t_false): Use satisfies_constraint_* function
9110 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
9111 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
9112 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
9113 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
9114 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
9115 (REG_CLASS_FROM_CONSTRAINT): Remove.
9116 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
9117 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
9118 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
9119 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
9120 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
9121 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
9122 function instead of macro.
9123 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
9124 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
9125 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
9126 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
9127 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
9128 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
9129 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
9130 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
9131 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
9132 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
9133 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
9134 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
9135 EXTRA_CONSTRAINT_STR): Likewise.
9136 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
9138 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9140 * config/i386/darwin.h (STACK_BOUNDARY): Define.
9142 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
9145 * c-common.h (flag_cpp0x): Replaced by...
9146 (cxx_dialect): ... this new variable specifying the C++ dialect that
9148 * c-common.c (flag_cpp0x): Removed.
9149 (cxx_dialect): Defined.
9150 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
9152 * c-opts.c (c_common_post_options): Likewise.
9153 (set_std_cxx98): Set cxx_dialect to cxx98.
9154 (set_std_cxx0x): Set cxx_dialect to cxx0x.
9156 2007-06-07 Geoffrey Keating <geoffk@apple.com>
9157 Hui-May Chang <hm.chang@apple.com>
9159 * doc/invoke.texi (Darwin Options): Update documentation for
9160 -mmacosx-version-min.
9161 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
9162 * config/darwin-driver.c: New file.
9163 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
9164 * config/t-darwin (darwin-driver.o): New rule.
9166 * config/darwin-c.c (version_as_macro): Ignore low digit.
9168 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
9170 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
9171 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
9172 (CSGNMODE): New mode macro.
9173 (CSGNVMODE): New mode attribute.
9174 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
9175 expander using CSGNMODE mode macro. Handle TFmode.
9176 (copysign<mode>3_const): Rename from copysignsf3_const and
9177 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
9179 (copysign<mode>3_var): Rename from copysignsf3_var and
9180 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
9182 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
9183 mode macro. Handle TFmode.
9184 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
9185 (iortf3, *iortf3): Ditto.
9186 (xortf3, *xortf3): Ditto.
9187 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
9188 TFmode and TImode masks.
9189 (ix86_expand_copysign): Expand TFmode copysign insn.
9190 (IX86_BUILTIN_INFQ): New.
9191 (IX86_BUILTIN_FABSQ): Ditto.
9192 (IX86_BUILTIN_COPYSIGNQ): Ditto.
9193 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
9194 [__builtin_fabsq]: Ditto.
9195 [__builtin_copysignq]: Ditto.
9196 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
9197 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
9198 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
9199 ix86_expand_binop_builtin().
9201 2007-06-07 Bob Wilson <bob.wilson@acm.org>
9203 * config/xtensa/lib1funcs.asm: Clean up whitespace.
9205 2007-06-07 Steve Ellcey <sje@cup.hp.com>
9208 * rtl.h (push_to_sequence2): New.
9209 * emit-rtl.c (push_to_sequence2): New.
9210 * function.c (assign_parm_data_all): Add new fields.
9211 (assign_parm_setup_block): Call push_to_sequence2 instead of
9213 (assign_parm_setup_reg): Ditto.
9214 (assign_parm_setup_stack): Ditto.
9215 (assign_parms_unsplit_complex): Ditto.
9216 (assign_parms): Change field name.
9218 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
9220 PR tree-optimization/32220
9221 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
9222 phi node is reached before defining statement.
9224 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
9227 * tree-vect-transform.c (vectorizable_call): Call update_stmt
9228 after changing the right hand side of the assignment.
9230 2007-06-06 Eric Christopher <echristo@apple.com>
9232 * config.gcc (i?86-*-darwin*): Remove arch parameter.
9233 (x86_64-*-darwin*): Ditto.
9234 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
9235 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9237 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9239 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
9241 (add_key): Likewise.
9242 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
9243 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
9245 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
9247 (add_cost_one_coalesce): Likewise.
9248 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
9249 variable names. Rename orig to orig_name for consistency.
9250 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
9252 (cprop_into_successor_phis): Avoid using C++ keywords as variable
9254 (record_equivalences_from_stmt): Likewise.
9255 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
9256 the coding conventions.
9257 (memory_ssa_name_same): Likewise.
9258 (dse_optimize_stmt): Likewise.
9259 (dse_record_phis): Likewise.
9260 (dse_finalize_block): Likewise.
9261 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
9262 keywords as variable names.
9263 (may_move_till): Cast according to the coding conventions.
9264 (force_move_till_expr): Avoid using C++ keywords as variable names.
9265 (force_move_till): Cast according to the coding conventions.
9266 (memref_hash): Likewise.
9267 (memref_eq): Likewise.
9268 (gather_mem_refs_stmt): Likewise.
9269 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
9270 using C++ keywords as variable names.
9271 (idx_find_step): Cast according to the coding conventions.
9272 (idx_record_use): Likewise.
9273 (find_depends): Likewise.
9274 (prepare_decl_rtl): Likewise.
9275 (mbc_entry_hash): Likewise.
9276 (mbc_entry_eq): Likewise.
9277 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
9278 (simplify_replace_tree): Avoid using C++ keywords as variable names.
9279 (idx_infer_loop_bounds): Cast according to the coding conventions.
9280 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
9281 * tree-ssa-math-opts.c (occ_new ): Likwise.
9282 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
9284 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
9286 (add_use_op): Likewise.
9287 (add_vop): Likewise.
9288 (add_vuse_op): Likewise.
9289 (add_vdef_op): Likewise.
9290 (get_expr_operands): Likewise.
9291 (push_stmt_changes): Use type safe memory macros.
9292 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
9293 keywords as variable names.
9294 (conditional_replacement): Likewise.
9295 (minmax_replacement): Likewise.
9296 (abs_replacement): Likewise.
9297 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
9299 (insert_fake_stores): Avoid using C++ keywords as variable names.
9300 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
9302 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
9303 (heapvar_insert): Use type safe memory macros.
9304 (new_var_info): Cast according to the coding conventions.
9305 (new_constraint): Likewise.
9306 (remove_preds_and_fake_succs): Use type safe memory macros.
9307 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
9309 (thread_single_edge): Likewise.
9310 (thread_through_loop_header): Likewise.
9312 2007-06-06 Eric Christopher <echristo@apple.com>
9314 * config/i386/i386.c (override_options): Move handling
9315 of TARGET_SUBTARGET* earlier.
9317 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
9319 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
9322 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
9324 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
9325 emited outside of basic block.
9326 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
9328 * rtl.h (delete_insn_chain): Declaration changed.
9329 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
9331 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
9332 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
9333 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
9334 to delete_insn_chain.
9335 (rtl_verify_flow_info_1): Verify that the insns in header and footer
9336 do not have bb field set.
9337 (rtl_verify_flow_info): Verify that insns between basic blocks do not
9339 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
9340 * cfgcleanup.c (try_optimize_cfg): Ditto.
9342 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9344 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
9345 (lambda_body_vector_new): Use type safe memory macros.
9346 (lambda_linear_expression_new): Likewise.
9347 (lambda_loopnest_new): Likewise.
9348 (lambda_lattice_new): Likewise.
9349 (replace_uses_equiv_to_x_with_y): Cast according to the coding
9350 conventions. Use type safe memory macros.
9351 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
9352 (lambda_body_vector_s): Likewise.
9353 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
9354 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
9356 2007-06-06 Richard Guenther <rguenther@suse.de>
9358 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
9359 if we need to schedule cfg_cleanup.
9360 (tree_ssa_forward_propagate_single_use_vars): Do so.
9362 2007-06-06 Ian Lance Taylor <iant@google.com>
9364 * fold-const.c (merge_ranges): If range_successor or
9365 range_predecessor fail, just return 0.
9367 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9369 PR tree-optimization/32216
9370 * tree-vectorizer.c (supportable_widening_operation): Determine
9371 signedness of FIX_TRUNC_EXPR from output operand.
9372 (supportable_narrowing_operation): Ditto.
9373 * tree-vect-generic.c (expand_vector_operations_1): Determine
9374 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
9377 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
9379 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
9380 (struct pta): ...from here. Change flags to unsigned to avoid
9381 excessive casting (as it is used as a bit mask).
9382 (override_options): Add casts according to the coding convenventions.
9383 (x86_64_elf_unique_section): Likewise.
9384 (examine_argument): Avoid using C++ keywords as variable names.
9385 (construct_container): Likewise.
9386 (legitimize_pic_address): Likewise.
9387 (get_dllimport_decl): Cast according to the coding conventions. Use
9388 type safe memory macros.
9389 (legitimize_address): Cast according to the coding conventions.
9390 (emit_i387_cw_initialization): Corrected the type of slot to enum
9392 (ix86_init_machine_status): Use type safe memory macros.
9393 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
9394 (bdesc_pcmpistr): Likewise.
9395 (bdesc_crc32): Likewise.
9396 (bdesc_sse_3arg): Likewise.
9397 (bdesc_2arg): Likewise.
9398 (bdesc_1arg): Likewise.
9399 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
9400 (ix86_expand_sse_pcmpistr): Likewise.
9401 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
9402 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
9403 int to match the langhook definition.
9404 (ix86_builtin_conversion): Change the type of code to unsigned init to
9405 match the langhook definition.
9406 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
9408 (ix86_preferred_output_reload_class): Likewise.
9409 (ix86_cannot_change_mode_class): Likewise.
9410 (ix86_memory_move_cost): Likewise.
9411 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
9412 avoid excessive casting later on.
9413 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
9415 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9417 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
9418 as flags setting insn.
9419 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
9421 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
9423 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
9424 (UNSPEC_ROUND): New.
9425 ("sse4_1_round<mode>2"): New insn pattern.
9426 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
9428 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
9429 expander using SSEMODEF mode macro. Expand using
9430 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9431 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
9432 expander using SSEMODEF mode macro. Expand using
9433 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9434 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
9435 expander using SSEMODEF mode macro. Expand using
9436 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
9437 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
9438 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
9439 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
9442 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
9443 Sebastian Pop <sebpop@gmail.com>
9445 * lambda.h (build_linear_expr): New.
9446 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
9447 Use build_linear_expr, call fold and force_gimple_operand.
9448 (lambda_loopnest_to_gcc_loopnest): Check that there is
9449 something to insert.
9450 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
9452 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
9454 PR preprocessor/23479
9455 * doc/extend.texi: Document the 0b-prefixed binary integer
9458 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9460 PR tree-optimization/32215
9461 * tree-vectorizer.c (supportable_widening_operation): Return false
9462 for unsupported FIX_TRUNC_EXPR tree code.
9463 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
9465 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
9467 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
9468 register on SPE targets. Change documentation to reflect
9470 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
9471 Change FIXED_SCRATCH to 14 and document why we're keeping r14
9472 out of the register allocation pool.
9473 (rs6000_reg_live_or_pic_offset_p): New function.
9474 (rs6000_emit_prologue): Move the actual saving of LR up to free
9475 r0 for holding r11. Split saving of SPE 64-bit registers into
9476 its own case. Ensure that offsets will always be in-range for
9477 'evstdd' by using r11 as a scratch register to point at the start
9478 of the SPE save area. Save r11 if necessary, as it is the static
9480 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
9481 into its own case. Ensure that offsets will always be in-range
9482 for 'evldd' by using r11 as a scratch register to point at the
9483 start of the SPE save area. Also adjust r11 when restoring
9484 the stack pointer to compensate for pre-loading r11.
9486 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
9488 * cfg.c (init_flow): Use type safe memory macros.
9489 (alloc_block): Likewise.
9490 (unchecked_make_edge): Likewise.
9491 (dump_flow_info): Avoid using C++ keywords as variable names.
9492 (copy_original_table_clear): Cast according to the coding conventions.
9493 (copy_original_table_set): Likewise.
9494 * cfgexpand (label_rtx_for_bb): Likewise.
9495 (expand_gimple_basic_block): Likewise.
9496 * cfghooks.c (dump_bb): Likewise.
9497 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
9499 (lv_add_condition_to_bb): Likewise.
9500 * cfglayout (relink_block_chain): Cast according to the coding
9502 (fixup_reorder_chain): Likewise.
9503 (fixup_fallthru_exit_predecessor): Likewise.
9504 * cfgloop.c (glb_enum_p): Likewise.
9505 (get_exit_description): Likewise.
9506 (dump_recorded_exit): Likewise.
9507 * cfgloop.h (enum loop_estimation): Move out of struct scope...
9508 (struct loop): ... from here.
9509 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
9511 * cfgrtl.c (rtl_create_basic_block): Likewise.
9512 (rtl_split_block): Likewise.
9513 (rtl_dump_bb): Likewise.
9514 (cfg_layout_split_block): Likewise.
9515 (init_rtl_bb_info): Use typesafe memory macros.
9517 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
9518 * graphds.h: Updated all usages of edge to graph_edge.
9519 * graphds.c: Likewise.
9520 * cfgloopanal.c: Likewise.
9522 2007-06-05 Ian Lance Taylor <iant@google.com>
9524 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
9525 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
9526 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
9528 (test_for_singularity): Likewise.
9530 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9532 * config/i386/constraints.md ("Y2"): Replaced by ...
9534 * config/i386/i386.md: Likewise.
9535 * config/i386/mmx.md: Likewise.
9536 * config/i386/sse.md: Likewise.
9538 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
9540 * config/i386/constraints.md ("z"): Replaced by ...
9542 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
9543 (sse4_1_blendvps): Likewise.
9544 (sse4_1_pblendvb): Likewise.
9545 (sse4_2_pcmpestr): Likewise.
9546 (sse4_2_pcmpestrm): Likewise.
9547 (sse4_2_pcmpestr_cconly): Likewise.
9548 (sse4_2_pcmpistr): Likewise.
9549 (sse4_2_pcmpistrm): Likewise.
9550 (sse4_2_pcmpistr_cconly): Likewise.
9552 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
9554 * matrix-reorg.c (transform_access_sites): Fix computation.
9555 (transform_allocation_sites): Same.
9557 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9559 * config/i386/i386.c (override_options): Use
9560 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
9562 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
9564 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
9565 (nonimm_not_xmm0_operand): Ditto.
9566 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
9567 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
9568 as operand[2] predicate. Require "z" class XMM register for
9569 operand[3]. Adjust asm template.
9570 ("sse4_1_blendvpd"): Ditto.
9571 ("sse4_1_pblendvb"): Ditto.
9572 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
9573 force op2 into xmm0 register for variable blend instructions.
9575 2007-06-04 Tom Tromey <tromey@redhat.com>
9577 * c-tree.h (start_enum): Update.
9578 (build_enumerator): Likewise.
9579 * c-decl.c (enum_next_value): Removed.
9580 (enum_overflow): Likewise.
9581 (start_enum): Add c_enum_contents argument. Don't use globals.
9582 (build_enumerator): Likewise.
9583 * c-tree.h (struct c_enum_contents): New struct.
9585 2007-06-04 Tom Tromey <tromey@redhat.com>
9587 * c-common.c (c_common_get_alias_set): Fix indentation.
9589 2007-06-04 Ian Lance Taylor <iant@google.com>
9591 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
9592 to overflow, reduce overflow infinity to regular infinity.
9593 (vrp_var_may_overflow): New static function.
9594 (vrp_visit_phi_node): Check vrp_var_may_overflow.
9596 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
9598 * stor-layout.c (layout_type): Remove duplicate code.
9600 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
9603 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
9604 before build_common_builtin_nodes ().
9606 2007-06-04 Steve Ellcey <sje@cup.hp.com>
9609 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
9611 2007-06-04 Jan Hubicka <jh@suse.cz>
9613 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
9614 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
9615 instead of _stat version.
9617 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9619 PR tree-optimization/32194
9620 * tree-predcom.c (determine_offset): Check that both references have
9623 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
9625 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
9626 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
9627 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
9628 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
9629 Add argument to iterate_fix_dominators call.
9630 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
9631 * gcse.c (hoist_code): Change domby to vector.
9632 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
9633 Add argument to iterate_fix_dominators call.
9634 * loop-doloop.c (doloop_modify): Changed recount_dominator to
9635 recompute_dominator.
9636 * lambda-code.c (perfect_nestify): Ditto.
9637 * cfgloopanal.c: Include graphds.h.
9638 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
9639 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
9640 (mark_irreducible_loops): Use graphds_scc. Remove argument from
9642 * graphds.c: New file.
9643 * graphds.h: New file.
9644 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
9645 (get_dominated_by, get_dominated_by_region): Change return type to
9647 (verify_dominators): Recompute all dominators and compare the results.
9648 (recount_dominator): Renamed to ...
9649 (recompute_dominator): ... this. Do not check that the block is
9651 (iterate_fix_dominators): Reimplemented.
9652 (prune_bbs_to_update_dominators, root_of_dom_tree,
9653 determine_dominators_for_sons): New functions.
9654 * et-forest.c (et_root): New function.
9655 * et-forest.h (et_root): Declare.
9656 * Makefile.in (graphds.o): Add.
9657 (cfgloopanal.o): Add graphds.h dependency.
9658 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
9659 * basic-block.h (get_dominated_by, get_dominated_by_region,
9660 iterate_fix_dominators): Declaration changed.
9661 (recount_dominator): Renamed to ...
9662 (recompute_dominator): ... this.
9663 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
9664 (thread_through_all_blocks): Do not free dominance info.
9666 2007-06-03 Andreas Schwab <schwab@suse.de>
9668 * config/m68k/m68k.c (override_options): Don't override
9670 * config/m68k/m68k-modes.def (SF, DF): Define to use
9671 motorola_single_format and motorola_double_format, resp.
9672 * real.c (motorola_single_format): Renamed from
9673 coldfire_single_format.
9674 (motorola_double_format): Renamed from coldfire_double_format.
9675 (encode_ieee_extended): Generate a proper canonical NaN image
9676 respecting canonical_nan_lsbs_set.
9677 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
9679 * real.h: Adjust declarations.
9681 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
9684 * config/sh/sh.md (symGOT_load): Don't schedule insns when
9685 the symbol is generated with the stack protector.
9687 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
9689 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
9690 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
9692 * doc/extend.texi (interrupt): Mention m68k.
9694 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
9696 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
9697 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
9698 (ix86_expand_sse_pcmpestr): Do not check operands for
9699 "register_operand", when insn operand predicate is "register_operand".
9700 (ix86_expand_sse_pcmpistr): Ditto.
9702 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
9703 Uros Bizjak <ubizjak@gmail.com>
9705 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
9706 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
9707 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
9708 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
9709 * config/i386/constraints.md ("z"): New register constraint
9710 for members of SSE_FIRST_REG class.
9711 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
9712 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
9713 SSE_FIRST_REG class.
9714 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
9715 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
9716 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
9717 (IX86_BUILTIN_PCMPESTRM128): Likewise.
9718 (IX86_BUILTIN_PCMPESTRA128): Likewise.
9719 (IX86_BUILTIN_PCMPESTRC128): Likewise.
9720 (IX86_BUILTIN_PCMPESTRO128): Likewise.
9721 (IX86_BUILTIN_PCMPESTRS128): Likewise.
9722 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
9723 (IX86_BUILTIN_PCMPISTRI128): Likewise.
9724 (IX86_BUILTIN_PCMPISTRM128): Likewise.
9725 (IX86_BUILTIN_PCMPISTRA128): Likewise.
9726 (IX86_BUILTIN_PCMPISTRC128): Likewise.
9727 (IX86_BUILTIN_PCMPISTRO128): Likewise.
9728 (IX86_BUILTIN_PCMPISTRS128): Likewise.
9729 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
9730 (struct builtin_description): Change "flag" field to unsigned.
9731 (bdesc_pcmpestr): New builtin description table.
9732 (bdesc_pcmpistr): Likewise.
9733 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
9734 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
9735 Initialize pcmp[ei]str[im] insns for SSE4.2.
9736 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
9737 (ix86_expand_sse_pcmpistr): Likewise.
9738 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
9739 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
9740 (UNSPEC_PCMPISTR): Likewise.
9741 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
9742 (sse4_2_pcmpestri):New isns pattern.
9743 (sse4_2_pcmpestrm): Likewise.
9744 (sse4_2_pcmpestr_cconly): Likewise.
9745 (sse4_2_pcmpistr): New insn patern and splitter.
9746 (sse4_2_pcmpistri):New isns pattern.
9747 (sse4_2_pcmpistrm): Likewise.
9748 (sse4_2_pcmpistr_cconly): Likewise.
9749 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
9752 2007-06-01 David Daney <ddaney@avtrex.com>
9754 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
9755 LOADGP_ABSOLUTE and not binds_local_p.
9757 2007-06-01 Geoffrey Keating <geoffk@apple.com>
9759 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
9761 2007-06-01 Ian Lance Taylor <iant@google.com>
9763 * tree-vrp.c (compare_name_with_value): Always set
9764 used_strict_overflow if we get a result from the variable itself.
9766 2007-06-01 Ian Lance Taylor <iant@google.com>
9768 PR rtl-optimization/31455
9769 * lower-subreg.c (find_decomposable_subregs): Don't decompose
9770 subregs which have a cast between modes which are not tieable.
9772 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
9774 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
9775 breaks after return statements.
9777 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
9779 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
9780 only after no_new_pseudos.
9782 2007-05-31 Eric Christopher <echristo@apple.com>
9784 * expr.c (convert_move): Assert that we don't have a BLKmode
9786 (store_expr): Handle BLKmode moves by calling emit_block_move.
9788 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
9790 * c-typeck.c (build_indirect_ref): Include type in error message.
9791 (build_binary_op): Pass types to binary_op_error.
9792 * c-common.c (binary_op_error): Take two type arguments, print out
9794 * c-common.h (binary_op_error): Update prototype.
9796 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9798 * config/i386/i386.c: Correct coments on -mno-sse4.
9800 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
9802 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
9803 (x86_64-*-*): Likewise.
9804 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
9805 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
9806 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
9807 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
9808 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
9809 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
9810 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
9811 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
9812 (OPTION_MASK_ISA_SSE4): Likewise.
9813 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
9814 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
9815 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
9816 (override_options): Support SSE4.2.
9817 (ix86_build_const_vector): Support SImode and DImode.
9818 (ix86_build_signbit_mask): Likewise.
9819 (ix86_expand_int_vcond): Support V2DImode.
9820 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
9821 (IX86_BUILTIN_CRC32HI): Likewise.
9822 (IX86_BUILTIN_CRC32SI): Likewise.
9823 (IX86_BUILTIN_CRC32DI): Likewise.
9824 (IX86_BUILTIN_PCMPGTQ): Likewise.
9825 (bdesc_crc32): Likewise.
9826 (bdesc_sse_3arg): Likewise.
9827 (ix86_expand_crc32): Likewise.
9828 (ix86_init_mmx_sse_builtins): Support SSE4.2.
9829 (ix86_expand_builtin): Likewise.
9830 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
9831 __SSE4_2__ for -msse4.2.
9832 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
9833 (CRC32MODE): Likewise.
9834 (crc32modesuffix): Likewise.
9835 (crc32modeconstraint): Likewise.
9836 (sse4_2_crc32<mode>): Likewise.
9837 (sse4_2_crc32di): Likewise.
9838 * config/i386/i386.opt (msse4.2): New for SSE4.2.
9840 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
9841 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
9842 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
9843 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
9844 (vcondu<mode>): Likewise.
9845 * doc/extend.texi: Document SSE4.2 built-in functions.
9846 * doc/invoke.texi: Document -msse4.2/-msse4.
9848 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
9850 PR tree-optimization/32160
9851 * tree-predcom.c (predcom_tmp_var): New function. Mark created
9852 variable as gimple reg.
9853 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
9855 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
9857 * gcc.c (main): Don't consider linker options when issuing the
9858 warning about a linker input file not being used.
9860 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
9862 * tree-vrp.c (compare_names): Initialize sop.
9864 2007-05-30 Dirk Mueller <dmueller@suse.de>
9866 * cgraphunit.c (cgraph_analyze_function): Remove
9867 computation of inline parameters.
9869 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9871 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
9873 2007-05-30 Richard Sandiford <richard@codesourcery.com>
9875 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
9876 Add vx-common.h. Include vxworks.h between vx-common.h and
9878 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
9880 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
9881 (TARGET_ASM_DESTRUCTOR): Likewise.
9882 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
9883 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
9884 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
9885 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
9886 (VXWORKS_ENDIAN_SPEC): Define.
9887 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
9888 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
9889 VXWORKS_* equivalents.
9890 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
9891 (ASM_FILE_START): Delete.
9892 (TARGET_VERSION): Reformat.
9893 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
9894 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
9895 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
9896 (FPBIT, DPBIT): Define.
9897 (fp-bit.c, dp-bit.c): New rules.
9898 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
9899 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
9900 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
9901 * config/arm/arm.h: Include vxworks-dummy.h.
9902 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
9903 Mark with ATTRIBUTE_UNUSED.
9904 (arm_override_options): Do not allow VxWorks RTP PIC to be used
9905 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
9906 make it incompatible with -msingle-pic-base.
9907 (arm_function_ok_for_sibcall): Return false for calls that might
9908 go through a VxWorks PIC PLT entry.
9909 (require_pic_register): New function, split out from...
9910 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
9912 (arm_load_pic_register): Handle the VxWorks RTP initialization
9913 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
9914 (arm_emit_call_insn): New function.
9915 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
9916 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
9917 (pic_offset_arm): New pattern.
9918 (call, call_value): Use arm_emit_call_insn.
9919 (call_internal, call_value_internal): New expanders.
9920 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
9921 VxWorks unless __PIC__.
9923 2007-05-30 Eric Christopher <echristo@gmail.com>
9925 * genrecog.c: Include regs.h in generated file.
9926 * genemit.c: Ditto. Fix up formatting.
9927 * config/mn10300/constraints.md: New.
9928 * config/mn10300/mn10300.md: Include.
9929 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
9930 Fix up for removed macro.
9931 * config/mn10300/predicates.md (call_address_operand): Ditto.
9932 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
9933 (CONST_OK_FOR_I): Ditto.
9934 (CONST_OK_FOR_J): Ditto.
9935 (CONST_OK_FOR_K): Ditto.
9936 (CONST_OK_FOR_L): Ditto.
9937 (CONST_OK_FOR_M): Ditto.
9938 (CONST_OK_FOR_N): Ditto.
9939 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
9943 (EXTRA_CONSTRAINT): Ditto.
9945 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9947 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
9949 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
9950 OPTION_MASK_ISA_64BIT.
9951 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
9953 2007-05-30 Richard Guenther <rguenther@suse.de>
9956 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
9957 types for comparison.
9958 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
9959 with original typed arguments.
9960 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
9962 2007-05-30 Jakub Jelinek <jakub@redhat.com>
9964 PR tree-optimization/31769
9965 * except.c (duplicate_eh_regions): Clear prev_try if
9966 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
9968 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
9970 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
9971 * tree-ssa-sink.c (statement_sink_location): Return basic block and
9972 bsi of the location where statements should be inserted.
9973 (sink_code_in_bb): Take bsi from statement_sink_location.
9974 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
9975 instead of bsi_start.
9976 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
9978 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
9979 (bsi_move_before): Document inconsistency with bsi_move_after.
9980 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
9982 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
9984 * config/i386/i386.h (TARGET_ABM): New define.
9985 (TARGET_POPCNT): Ditto.
9986 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
9987 New temporary defines to redefine from OPTION_ISA_* defines.
9988 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
9989 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
9990 (ix86_isa_flags): New extern int declaration.
9991 (TARGET_SUBTARGET_DEFAULT): New define.
9992 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
9993 (TARGET_SUBTARGET32_DEFAULT): Ditto.
9994 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
9995 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
9996 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
9997 * config/i386/darwin.h: Change TARGET_64BIT define to
10000 * config/i386/i386.opt (m3dnowa): Define as undocumented option
10001 using existing "ix86_isa_flags" varible.
10002 (m32, m64): Use existing "ix86_isa_flags" variable.
10003 (mmmx, m3dnow): Ditto.
10004 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
10005 (mabm): Define as non-negative option using "x86_abm" variable.
10006 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
10008 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
10009 Rewrite feature test bitmap.
10010 (ix86_isa_flags): New initialized global int varible.
10011 (ix86_isa_flags_explicit): New static int variable.
10012 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
10013 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
10014 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
10015 target_flags_explicit.
10016 (override_options): Remove "target_enable" and "target_disable" fields
10017 from "struct ptt". Update processor_target_table accordingly. Remove
10018 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
10019 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
10020 "target_flags" and "ix86_isa_flags_explicit" instead of
10021 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
10022 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
10023 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
10024 to true when either of PTA_POPCNT or PTA_ABM is set in
10025 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
10026 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
10027 processor_alias_table flags entry. Remove handling of
10028 "target_enable" and "target_disable" fields of processor_target_table.
10029 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
10030 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
10031 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
10032 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
10033 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
10035 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
10037 2007-05-29 David Daney <ddaney@avtrex.com>
10040 * config/mips/mips.c (mips_output_mi_thunk): Emit
10041 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
10043 2007-05-29 Hui-May Chang <hm.chang@apple.com>
10044 * config/i386/i386.c (ix86_function_regparm): Added checking of
10045 ix86_force_align_arg_pointer to determine the number of
10046 register parameters.
10048 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
10050 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
10051 (SET_DR_MISALIGNMENT): New.
10052 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
10053 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
10054 Use SET_DR_MISALIGNMENT.
10055 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
10057 * tree-data-ref.c (create_data_ref, compute_all_dependences,
10058 find_loop_nest): Export.
10059 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
10060 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
10061 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
10062 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
10064 (struct mem_ref): Add field reuse_distance.
10065 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
10066 Initialize reuse_distance field.
10067 (issue_prefetch_ref): Select temporality of prefetch according to
10069 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
10070 self_reuse_distance, determine_loop_nest_reuse): New functions.
10071 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
10072 (tree_ssa_prefetch_arrays): Dump L2 cache size.
10073 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
10076 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
10078 * tree-ssa-alias.c: Add aliasing overview.
10080 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
10081 Danny Smith <dannysmith@users.sourceforge.net>
10084 * config/i386/t-crtfm: Compile crtfastmath.o with
10085 -minline-all-stringops.
10086 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
10087 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
10089 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
10091 * doc/md.texi: Document constraints on HP PA-RISC.
10093 * pa/constraints.md: New file.
10094 * pa.md: Include constraints.md.
10095 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
10096 (integer_store_memory_operand, ldil_cint_p): New functions.
10097 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
10098 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
10099 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
10100 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
10101 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
10103 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
10106 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
10107 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
10108 case POSTDECREMENT_EXPR>): Return the error_mark_node
10109 if either the real or imaginary parts would an
10112 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
10114 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
10115 name when we remove it from a call.
10117 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
10119 * targhooks.c (default_narrow_bitfield): Remove.
10120 * targhooks.h: Remove the prototype for
10121 default_narrow_bitfield.
10123 * langhooks-def.h: Remove the prototype for
10124 hook_get_alias_set_0.
10125 * langhooks.c (hook_get_alias_set_0): Remove.
10127 * global.c (EXECUTE_IF_CONFLICT): Remove.
10129 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
10132 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
10133 return true when truth_value_p is true and the type
10136 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
10138 * doc/install.texi (Prerequisites): We no longer require Autoconf
10139 2.13 for the top-level.
10141 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
10143 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
10144 memory access via x86_expand_vector_move_misalign() only for
10145 TImode values on 32-bit targets.
10147 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
10149 * matrix-reorg.c: New file. Implement matrix flattening and
10150 transposing optimization.
10151 * tree-pass.h: Add matrix reorg pass.
10152 * common.opt: Add fipa-mreorg flag.
10153 * Makefile.in: Add matrix-reorg.c.
10154 * passes.c: Add matrix reorg pass.
10155 * varpool.c (add_new_static_var): New function.
10156 * cgraph.h (add_new_static_var): Declare.
10158 2007-05-27 Eric Christopher <echristo@apple.com>
10160 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
10161 sp_offset depending on stack size. Save r12 depending
10162 on registers we're saving later.
10163 (rs6000_emit_epilogue): Update sp_offset depending only
10166 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
10168 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
10169 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
10170 * ifcvt.c (if_convert): Ditto.
10171 * tree-ssa-threadupdate.c (thread_block): Ditto.
10172 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
10173 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10174 verify_loop_closed_ssa): Check number_of_loops instead of
10176 * predict.c (tree_estimate_probability): Ditto.
10177 * tree-if-conv.c (main_tree_if_conversion): Ditto.
10178 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
10179 * modulo-sched.c (sms_schedule): Ditto.
10180 * tree-scalar-evolution.c (scev_const_prop): Ditto.
10181 (scev_finalize): Do not do anything if scev analysis was not
10183 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
10184 current_loops == NULL.
10185 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
10186 * loop-init.c (loop_optimizer_init): Do not free current_loops when
10187 there are no loops.
10188 (loop_optimizer_finalize): Assert that loops were analyzed.
10189 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
10190 rtl_doloop): Check number_of_loops instead of current_loops.
10191 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
10192 current_loops == NULL.
10193 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
10194 gate_tree_vectorize tree_linear_transform, check_data_deps,
10195 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
10196 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
10197 Check number_of_loops instead of current_loops.
10198 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
10199 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
10200 free loops if available.
10201 (execute_pre): Do not pass do_fre to fini_pre.
10203 2007-05-27 Tobias Burnus <burnus@net-b.de>
10205 PR middle-end/32083
10206 * real.c (mpfr_from_real): Fix sign of -Inf.
10208 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
10210 * tree-vect-transform.c (vectorizable_conversion): Initialize
10211 tree_code variables to ERROR_MARK.
10212 (vectorizable_type_demotion): Likewise.
10213 (vectorizable_type_promotion): Likewise.
10215 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10218 * config/i386/i386.md (movti): Handle push operands via
10219 ix86_expand_push().
10221 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10223 * basic-block.h: Remove the prototype for merge_seq_blocks.
10224 * cfgcleanup.c (merge_seq_blocks): Remove.
10226 * tree-flow.h: Remove the prototype for is_aliased_with.
10227 * tree-ssa-alias.c (is_aliased_with): Remove.
10229 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
10231 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
10233 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
10235 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
10236 ix86_expand_sse4_unpack if SSE4.1 is enabled.
10237 (vec_unpacks_hi_v16qi): Likewise.
10238 (vec_unpacku_lo_v16qi): Likewise.
10239 (vec_unpacks_lo_v16qi): Likewise.
10240 (vec_unpacku_hi_v8hi): Likewise.
10241 (vec_unpacks_hi_v8hi): Likewise.
10242 (vec_unpacku_lo_v8hi): Likewise.
10243 (vec_unpacks_lo_v8hi): Likewise.
10244 (vec_unpacku_hi_v4si): Likewise.
10245 (vec_unpacks_hi_v4si): Likewise.
10246 (vec_unpacku_lo_v4si): Likewise.
10247 (vec_unpacks_lo_v4si): Likewise.
10249 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
10251 * c-typeck.c, config/arm/arm.c, config/darwin.c,
10252 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
10253 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
10254 follow spelling conventions in various
10255 warning/error/diagnostic messages.
10257 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
10258 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
10259 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
10260 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
10261 tree-vrp.c: Fix comment typos. Follow spelling conventions.
10262 * doc/tm.texi: Follow spelling conventions.
10264 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
10267 * tree-ssa-forwprop.c
10268 (forward_propagate_addr_into_variable_array_index): Remove
10269 the lhs argument. Use the type of def_rhs instead of lhs.
10270 (forward_propagate_addr_expr_1): Update use of
10271 forward_propagate_addr_into_variable_array_index.
10273 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
10274 Nigel Stephens <nigel@mips.com>
10276 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
10277 function attributes, "far" being an alias for "long_call".
10278 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
10279 (mips_near_type_p, mips_far_type_p): New.
10280 (mips_comp_type_attributes): New function to check that attributes
10281 attached to a function type are compatible.
10282 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
10283 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
10284 to the target function of the thunk.
10285 (mips_encode_section_info): Check for "near" and "far" function
10286 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
10288 * config/mips/predicates.md (const_call_insn_operand): Test only
10289 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
10291 * doc/extend.texi (Function Attributes): Document MIPS "near" and
10294 * testsuite/gcc.target/mips/near-far-1.c: New test case.
10295 * testsuite/gcc.target/mips/near-far-2.c: New test case.
10296 * testsuite/gcc.target/mips/near-far-3.c: New test case.
10297 * testsuite/gcc.target/mips/near-far-4.c: New test case.
10299 2007-05-25 Eric Christopher <echristo@apple.com>
10301 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
10302 to x86-darwin configurations.
10303 * config/i386/t-darwin: Add softfp support.
10304 * config/i386/t-darwin64: Ditto.
10305 * config/i386/sfp-machine.h: If mach then don't use
10306 aliasing, emit a stub to call.
10308 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
10310 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
10311 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
10312 tree-predcom.c, tree-ssa-alias-warnings.c,
10313 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
10314 comment typos. Follow spelling conventions.
10315 * doc/cpp.texi, doc/invoke.texi: Fix typos.
10317 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
10320 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
10321 constants into memory. Expand unaligned memory references for
10322 SSE modes via x86_expand_vector_move_misalign() function.
10324 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
10326 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
10327 "memory" attribute for "sseishft" type insn without operands[2].
10329 2007-05-25 Dirk Mueller <dmueller@suse.de>
10330 Marcus Meissner <meissner@suse.de>
10332 * doc/extend.texi (alloc_size): New attribute.
10333 * c-common.c (handle_alloc_size_attribute): New.
10334 * tree-object-size.c (alloc_object_size): Use alloc_size
10335 attribute, if available.
10337 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10339 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
10341 (__builtin_ia32_vec_ext_v2di): Likewise.
10342 (__builtin_ia32_vec_ext_v4si): Likewise.
10343 (__builtin_ia32_vec_ext_v8hi): Likewise.
10344 (__builtin_ia32_vec_ext_v16qi): Likewise.
10345 (__builtin_ia32_vec_set_v8hi): Likewise.
10347 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
10349 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
10351 2007-05-25 Richard Sandiford <richard@codesourcery.com>
10353 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
10354 (arm_is_longcall_p): Rename to...
10355 (arm_is_long_call_p): ...this. Take a single tree argument and
10357 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
10358 (CUMULATIVE_ARGS): Remove call_cookie.
10359 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
10360 (ENCODED_LONG_CALL_ATTR_P): Delete.
10361 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
10362 LONG_CALL_FLAG_CHAR cases.
10363 (ARM_DECLARE_FUNCTION_SIZE): Delete.
10364 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
10365 ARM_DECLARE_FUNCTION_SIZE.
10366 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
10367 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
10368 (arm_encode_call_attribute, current_file_function_operand): Delete.
10369 (arm_function_in_section_p): New function.
10370 (arm_is_longcall_p): Rename to...
10371 (arm_is_long_call_p): ...this. Take the target function as a single
10372 argument and return a bool. Do not rely on call cookies. Check
10373 whether the target symbol is in the same section as the current
10374 function, not just the same compilation unit.
10375 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
10376 (arm_encode_section_info): Don't encode a call type.
10377 * config/arm/arm.md (call, call_value): Update calls to
10378 arm_is_long(_)call_p. Simplify logic.
10379 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
10380 Update calls to arm_is_long(_)call_p.
10382 2007-05-25 Richard Guenther <rguenther@suse.de>
10384 PR tree-optimization/31982
10385 * tree-ssa-forwprop.c
10386 (forward_propagate_addr_into_variable_array_index): Handle arrays
10387 with element size one.
10389 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
10391 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
10392 (umulsi3_highpart): Likewise.
10394 2007-05-24 Ian Lance Taylor <iant@google.com>
10396 PR rtl-optimization/32069
10397 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
10400 2007-05-24 Ollie Wild <aaw@google.com>
10402 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
10405 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
10407 * postreload-gcse.c (reg_changed_after_insn_p): New function.
10408 (oprs_unchanged_p): Use it to check all registers in a REG.
10409 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
10410 (reg_set_between_after_reload_p): Delete.
10411 (reg_used_between_after_reload_p): Likewise.
10412 (reg_set_or_used_since_bb_start): Likewise.
10413 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
10414 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
10415 Use reg_set_between_p instead of reg_set_between_after_reload_p.
10416 * rtlanal.c (reg_set_p): Check whether REG overlaps
10417 regs_invalidated_by_call, rather than just checking the
10418 membership of REGNO (REG).
10420 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10422 * doc/passes.texi: Document predictive commoning.
10423 * doc/invoke.texi (-fpredictive-commoning): Document.
10424 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
10425 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
10426 adding indices to the generated name.
10427 (schedule_sm): Pass 0 to get_lsm_tmp_name.
10428 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
10429 * tree-pretty-print.c (op_symbol_1): Renamed to ...
10430 (op_symbol_code): ... and exported.
10431 (dump_omp_clause, op_symbol): Use op_symbol_code
10432 instead of op_symbol_1.
10433 * tree-pass.h (pass_predcom): Declare.
10434 * timevar.def (TV_PREDCOM): New timevar.
10435 * tree-ssa-loop.c (run_tree_predictive_commoning,
10436 gate_tree_predictive_commoning, pass_predcom): New.
10437 * tree-data-ref.c (find_data_references_in_loop): Find the
10438 references in dominance order.
10439 (canonicalize_base_object_address): Ensure that the result has
10441 (dr_analyze_innermost): Export.
10442 (create_data_ref): Code to fail for references with invariant
10444 (find_data_references_in_stmt): ... here.
10445 * tree-data-ref.h (dr_analyze_innermost): Declare.
10446 * tree-affine.c: Include tree-gimple.h and hashtab.h.
10447 (aff_combination_find_elt, name_expansion_hash,
10448 name_expansion_eq, tree_to_aff_combination_expand,
10449 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
10451 * tree-affine.h (aff_combination_constant_multiple_p,
10452 tree_to_aff_combination_expand): Declare.
10453 * tree-predcom.c: New file.
10454 * common.opt (fpredictive-commoning): New option.
10455 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
10456 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
10457 * Makefile.in (tree-predcom.o): Add.
10458 (tree-affine.o): Add TREE_GIMPLE_H dependency.
10459 * passes.c (init_optimization_passes): Add dceloop after
10460 copy propagation in loop optimizer. Add predictive commoning
10461 to loop optimizer passes.
10463 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10465 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
10468 2007-05-24 Jan Hubicka <jh@suse.cz>
10470 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
10472 (genheader): Include statistics.h.
10474 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
10476 * print-rtl.c (flag_dump_unnumbered): Update comments.
10477 (print_rtl): Fix my previous change.
10478 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
10481 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
10483 PR middle-end/32018
10484 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
10486 (thread_through_all_blocks): Call initialize_original_copy_tables
10487 and free_original_copy_tables.
10488 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
10490 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
10491 * cfghooks.c (duplicate_block): Use get_loop_copy.
10492 * cfg.c: Include cfgloop.h.
10493 (loop_copy): New hash table.
10494 (initialize_original_copy_tables): Initialize loop_copy table.
10495 (free_original_copy_tables): Free loop_copy table.
10496 (copy_original_table_clear, copy_original_table_set,
10497 set_loop_copy, get_loop_copy): New functions.
10498 (set_bb_original, set_bb_copy): Use copy_original_table_set.
10499 * cfgloop.h (struct loop): Remove copy field.
10500 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
10501 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
10503 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10505 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
10506 -msse/-msse2/-msse3.
10508 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
10510 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
10511 __builtin_ia32_vec_set_v2di with MASK_64BIT.
10513 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
10516 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
10517 * targhooks.h (default_mangle_decl_assembler_name): Declare
10519 * targhooks.c (default_mangle_decl_assembler_name): Define
10521 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
10523 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
10524 * langhooks.c (lhd_set_decl_assembler_name): Call
10525 targetm.mangle_decl_assembler_name for names with global scope.
10527 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
10529 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
10530 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
10532 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
10533 New. Factored out of i386_pe_encode_section_info.
10534 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
10535 Move check for prior decoration of stdcall
10536 symbols to i386_pe_encode_section_info.
10537 (i386_pe_encode_section_info): Adjust call to
10538 gen_stdcall_or_fastcall_suffix. Use
10539 i386_pe_maybe_mangle_decl_assembler_name, if needed.
10540 (i386_pe_mangle_decl_assembler_name): New. Wrap
10541 i386_pe_maybe_mangle_decl_assembler_name.
10543 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
10545 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
10546 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
10547 * langhooks.c (get_signed_or_unsigned_type): Don't check for
10548 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
10549 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
10552 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
10553 Nigel Stephens <nigel@mips.com>
10554 Richard Sandiford <richard@codesourcery.com>
10556 Fix up MIPS16 hard float and add support for complex.
10558 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
10559 (TARGET_SOFT_FLOAT_ABI): New.
10560 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
10561 __mips_soft_float to reflect the ABI in use, not whether the
10562 FPU is directly accessible (e.g., in MIPS16 mode).
10563 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
10564 (UNITS_PER_FPVALUE): Likewise.
10566 * config/mips/mips.c (mips_expand_call): Remove redundant
10567 TARGET_MIPS16 check.
10568 (mips_arg_regno): New.
10569 (function_arg_advance): When setting bits in cum->fp_code for
10570 MIPS16, don't subtract 1 from cum->arg_number, since it is now
10572 (function_arg): Use mips_arg_regno.
10573 (mips_return_mode_in_fpr_p): New.
10574 (mips16_call_stub_mode_suffix): New.
10575 (mips16_cfun_returns_in_fpr_p): New.
10576 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
10577 (mips_output_function_prologue): Test mips16_hard_float, not
10578 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
10579 (mips_expand_epilogue): Call MIPS16 helper routines to copy
10580 return value into a floating-point register.
10581 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
10582 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
10583 (mips16_fp_args): Handle MIPS32r2 ISA which supports
10584 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
10585 word of double arguments from or to the high bits of 64-bit
10586 floating point registers.
10587 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
10588 (mips16_fpret_double): New helper function.
10589 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
10590 support for complex modes. Fill in DECL_RESULT for stubdecl.
10591 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
10593 * config/mips/mips16.S
10594 (RET, ARG1, ARG2): New.
10595 (MERGE_GPRf, MERGE_GPRt): New.
10596 (DELAYt, DELAYf): New.
10597 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
10598 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
10599 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
10600 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
10601 (SFOP): Renamed to...
10602 (OPSF3): This, and macro-ified. Updated all uses.
10603 (SFOP2): Renamed to...
10604 (OPSF2): This, and macro-ified. Updated all uses.
10605 (SFCMP): Renamed to...
10606 (CMPSF): This, and macro-ified. Updated all uses.
10607 (SFREVCMP): Renamed to...
10608 (REVCMPSF): This, and macro-ified. Updated all uses.
10609 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
10610 (LDDBL1, LDDBL2, RETDBL): Deleted.
10611 (DFOP): Renamed to...
10612 (OPDF3): This, and macro-ified. Updated all uses.
10613 (DFOP2): Renamed to...
10614 (OPDF2): This, and macro-ified. Updated all uses.
10615 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
10616 (DFCMP): Renamed to...
10617 (CMPDF): This, and macro-ified. Updated all uses.
10618 (DFREVCMP): Renamed to...
10619 (REVCMPDF): This, and macro-ified. Updated all uses.
10620 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
10621 (RET_FUNCTION): New.
10622 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
10623 (__mips16_ret_sc, __mips16_ret_dc): New.
10624 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
10625 STUB_ARGS_6, STUB_ARGS_10): New.
10626 (CALL_STUB_NO_RET): New.
10627 (__mips16_call_stub_1): Macro-ified.
10628 (__mips16_call_stub_5): Macro-ified.
10629 (__mips16_call_stub_2): Macro-ified.
10630 (__mips16_call_stub_6): Macro-ified.
10631 (__mips16_call_stub_9): Macro-ified.
10632 (__mips16_call_stub_10): Macro-ified.
10633 (CALL_STUB_RET): New.
10634 (__mips16_call_stub_sf_0): Macro-ified.
10635 (__mips16_call_stub_sf_1): Macro-ified.
10636 (__mips16_call_stub_sf_5): Macro-ified.
10637 (__mips16_call_stub_sf_2): Macro-ified.
10638 (__mips16_call_stub_sf_6): Macro-ified.
10639 (__mips16_call_stub_sf_9): Macro-ified.
10640 (__mips16_call_stub_sf_10): Macro-ified.
10641 (__mips16_call_stub_df_0): Macro-ified.
10642 (__mips16_call_stub_df_1): Macro-ified.
10643 (__mips16_call_stub_df_5): Macro-ified.
10644 (__mips16_call_stub_df_2): Macro-ified.
10645 (__mips16_call_stub_df_6): Macro-ified.
10646 (__mips16_call_stub_df_9): Macro-ified.
10647 (__mips16_call_stub_df_10): Macro-ified.
10648 (__mips16_call_stub_sc_0): New.
10649 (__mips16_call_stub_sc_1): New.
10650 (__mips16_call_stub_sc_5): New.
10651 (__mips16_call_stub_sc_2): New.
10652 (__mips16_call_stub_sc_6): New.
10653 (__mips16_call_stub_sc_9): New.
10654 (__mips16_call_stub_sc_10): New.
10655 (__mips16_call_stub_dc_0): New.
10656 (__mips16_call_stub_dc_1): New.
10657 (__mips16_call_stub_dc_5): New.
10658 (__mips16_call_stub_dc_2): New.
10659 (__mips16_call_stub_dc_6): New.
10660 (__mips16_call_stub_dc_9): New.
10661 (__mips16_call_stub_dc_10): New.
10663 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
10664 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
10665 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
10667 2007-05-23 Ian Lance Taylor <iant@google.com>
10669 * doc/invoke.texi (Invoking GCC): Document that the order of the
10672 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
10675 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
10676 * config/score/predicate.md (const_pow2, const_npow2): Remove.
10677 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
10681 * config/score/score.c (score_print_operand): Make sure that only
10682 lower bits are used.
10684 2007-05-22 Ian Lance Taylor <iant@google.com>
10686 * tree-vrp.c (avoid_overflow_infinity): New static function,
10687 broken out of set_value_range_to_value.
10688 (set_value_range_to_value): Call avoid_overflow_infinity.
10689 (extract_range_from_assert): Likewise.
10691 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
10693 PR middle-end/31095
10694 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
10695 change the type before looking for a COMPOUND_EXPR.
10697 2007-05-22 Ian Lance Taylor <iant@google.com>
10699 * lower-subreg.c (decompose_multiword_subregs): If we change an
10700 insn, call remove_retval_note on it.
10702 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10704 * regs.h (end_hard_regno): New function.
10705 (END_HARD_REGNO, END_REGNO): New macros.
10706 (add_to_hard_reg_set): New function.
10707 (remove_from_hard_reg_set): Likewise.
10708 (in_hard_reg_set_p): Likewise.
10709 (overlaps_hard_reg_set_p): Likewise.
10710 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
10711 (note_btr_set): Use END_HARD_REGNO.
10712 * caller-save.c (setup_save_areas): Use end_hard_regno.
10713 (mark_set_regs): Use END_HARD_REGNO.
10714 (add_stored_regs): Use end_hard_regno.
10715 (mark_referenced_regs): Use add_to_hard_reg_set.
10716 * combine.c (update_table_tick): Use END_REGNO.
10717 (record_value_for_reg): Likewise.
10718 (record_dead_and_set_regs): Likewise.
10719 (get_last_value_validate): Likewise.
10720 (use_crosses_set_p): Likewise.
10721 (reg_dead_at_p_1): Likewise.
10722 (reg_dead_at_p): Likewise.
10723 (mark_used_regs_combine): Use add_to_hard_reg_set.
10724 (move_deaths): Use END_HARD_REGNO.
10725 (reg_bitfield_target_p): Use end_hard_regno.
10726 (distribute_notes): Use END_HARD_REGNO.
10727 * cse.c (mention_regs): Use END_REGNO.
10728 (insert): Use add_to_hard_reg_set.
10729 (invalidate): Use END_HARD_REGNO.
10730 (invalidate_for_call): Likewise.
10731 (exp_equiv_p): Use END_REGNO.
10732 (cse_insn): Likewise.
10733 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
10734 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
10735 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
10736 * function.c (keep_stack_depressed): Use end_hard_regno.
10737 * global.c (global_alloc): Use end_hard_regno.
10738 (global_conflicts): Use add_to_hard_reg_set instead of
10740 (find_reg): Likewise.
10741 (mark_reg_store): Likewise.
10742 (mark_reg_conflicts): Likewise.
10743 (mark_reg_death): Use remove_from_hard_reg_set.
10744 (mark_reg_live_nc): Delete.
10745 (set_preference): Use end_hard_regno.
10746 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
10747 remove_from_hard_reg_set.
10748 (post_mark_life): Use add_to_hard_reg_set.
10749 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
10750 (reg_becomes_live): Use add_to_hard_reg_set.
10751 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
10752 (peep2_find_free_register): Use add_to_hard_reg_set.
10753 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
10754 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
10755 * regrename.c (note_sets): Use add_to_hard_reg_set.
10756 (clear_dead_regs): Use remove_from_hard_reg_set.
10757 (regrename_optimize): Use add_to_hard_reg_set.
10758 (find_oldest_value_reg): Use in_hard_reg_set_p.
10759 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
10760 (hard_reg_set_here_p): Use end_hard_regno.
10761 (decompose): Likewise.
10762 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
10763 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
10764 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
10765 (mark_home_live): Use end_hard_regno.
10766 (spill_hard_reg): Likewise.
10767 (clear_reload_reg_in_use): Likewise.
10768 * reorg.c (delete_prior_computation): Use END_REGNO.
10769 * resource.c (update_live_status): Use END_HARD_REGNO.
10770 (mark_referenced_resources): Use add_to_hard_reg_set.
10771 (mark_set_resources): Likewise.
10772 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
10773 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
10774 (reg_overlap_mentioned_p): Likewise.
10775 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
10776 (covers_regno_no_parallel_p): Use END_REGNO.
10777 (find_regno_note): Likewise.
10778 (find_reg_fusage): Use END_HARD_REGNO.
10779 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
10780 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
10782 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
10784 * mode-switching.c (reg_dies): Change type of second argument to
10786 (optimize_mode_switching): Update accordingly.
10788 2007-05-22 Richard Sandiford <richard@codesourcery.com>
10790 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
10792 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
10793 (hard_reg_set_empty_p): ...these new functions.
10794 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
10795 GO_IF_HARD_REG_SUBSET.
10796 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
10797 instead of GO_IF_HARD_REG_EQUAL.
10798 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
10799 instead of GO_IF_HARD_REG_EQUAL.
10800 * global.c (find_reg): Use hard_reg_set_empty_p instead of
10801 GO_IF_HARD_REG_SUBSET.
10802 (modify_reg_pav): Use hard_reg_set_empty_p instead of
10803 GO_IF_HARD_REG_EQUAL.
10804 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
10805 of GO_IF_HARD_REG_SUBSET.
10806 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
10807 instead of GO_IF_HARD_REG_EQUAL.
10808 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
10809 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
10810 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
10811 of GO_IF_HARD_REG_SUBSET,
10812 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
10813 GO_IF_HARD_REG_SUBSET.
10814 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
10815 instead of GO_IF_HARD_REG_EQUAL.
10816 * config/sh/sh.c (push_regs, calc_live_regs): Use
10817 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
10818 (hard_regs_intersect_p): Delete.
10820 2007-05-22 Janis Johnson <janis187@us.ibm.com>
10822 * doc/sourcebuild.texi (Test Directives) Add dg-message.
10824 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
10825 Richard Henderson <rth@redhat.com>
10827 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
10829 (x86_64-*-*): Likewise.
10831 * i386/i386-modes.def (V2QI): New.
10833 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
10835 (override_options): Support SSE4.1.
10836 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
10837 (IX86_BUILTIN_BLENDPS): Likewise.
10838 (IX86_BUILTIN_BLENDVPD): Likewise.
10839 (IX86_BUILTIN_BLENDVPS): Likewise.
10840 (IX86_BUILTIN_PBLENDVB128): Likewise.
10841 (IX86_BUILTIN_PBLENDW128): Likewise.
10842 (IX86_BUILTIN_DPPD): Likewise.
10843 (IX86_BUILTIN_DPPS): Likewise.
10844 (IX86_BUILTIN_INSERTPS128): Likewise.
10845 (IX86_BUILTIN_MOVNTDQA): Likewise.
10846 (IX86_BUILTIN_MPSADBW128): Likewise.
10847 (IX86_BUILTIN_PACKUSDW128): Likewise.
10848 (IX86_BUILTIN_PCMPEQQ): Likewise.
10849 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
10850 (IX86_BUILTIN_PMAXSB128): Likewise.
10851 (IX86_BUILTIN_PMAXSD128): Likewise.
10852 (IX86_BUILTIN_PMAXUD128): Likewise.
10853 (IX86_BUILTIN_PMAXUW128): Likewise.
10854 (IX86_BUILTIN_PMINSB128): Likewise.
10855 (IX86_BUILTIN_PMINSD128): Likewise.
10856 (IX86_BUILTIN_PMINUD128): Likewise.
10857 (IX86_BUILTIN_PMINUW128): Likewise.
10858 (IX86_BUILTIN_PMOVSXBW128): Likewise.
10859 (IX86_BUILTIN_PMOVSXBD128): Likewise.
10860 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
10861 (IX86_BUILTIN_PMOVSXWD128): Likewise.
10862 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
10863 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
10864 (IX86_BUILTIN_PMOVZXBW128): Likewise.
10865 (IX86_BUILTIN_PMOVZXBD128): Likewise.
10866 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
10867 (IX86_BUILTIN_PMOVZXWD128): Likewise.
10868 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
10869 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
10870 (IX86_BUILTIN_PMULDQ128): Likewise.
10871 (IX86_BUILTIN_PMULLD128): Likewise.
10872 (IX86_BUILTIN_ROUNDPD): Likewise.
10873 (IX86_BUILTIN_ROUNDPS): Likewise.
10874 (IX86_BUILTIN_ROUNDSD): Likewise.
10875 (IX86_BUILTIN_ROUNDSS): Likewise.
10876 (IX86_BUILTIN_PTESTZ): Likewise.
10877 (IX86_BUILTIN_PTESTC): Likewise.
10878 (IX86_BUILTIN_PTESTNZC): Likewise.
10879 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
10880 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
10881 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
10882 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
10883 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
10884 (bdesc_ptest): New.
10885 (bdesc_sse_3arg): Likewise.
10886 (bdesc_2arg): Likewise.
10887 (bdesc_1arg): Likewise.
10888 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
10890 (ix86_expand_sse_4_operands_builtin): New.
10891 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
10892 smaller than 8 bits as the 2nd arg.
10893 (ix86_expand_sse_ptest): New.
10894 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
10895 (ix86_expand_vector_set): Support SSE4.1.
10896 (ix86_expand_vector_extract): Likewise.
10898 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
10899 __SSE4_1__ for -msse4.1.
10901 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
10902 (UNSPEC_INSERTPS): Likewise.
10903 (UNSPEC_DP): Likewise.
10904 (UNSPEC_MOVNTDQA): Likewise.
10905 (UNSPEC_MPSADBW): Likewise.
10906 (UNSPEC_PHMINPOSUW): Likewise.
10907 (UNSPEC_PTEST): Likewise.
10908 (UNSPEC_ROUNDP): Likewise.
10909 (UNSPEC_ROUNDS): Likewise.
10911 * config/i386/i386.opt (msse4.1): New for SSE4.1.
10913 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
10914 (const_pow2_1_to_32768_operand): Likewise.
10916 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
10919 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
10921 (sse4_1_insertps): Likewise.
10922 (*sse4_1_extractps): Likewise.
10923 (sse4_1_ptest): Likewise.
10924 (sse4_1_mulv2siv2di3): Likewise.
10925 (*sse4_1_mulv4si3): Likewise.
10926 (*sse4_1_smax<mode>3): Likewise.
10927 (*sse4_1_umax<mode>3): Likewise.
10928 (*sse4_1_smin<mode>3): Likewise.
10929 (*sse4_1_umin<mode>3): Likewise.
10930 (sse4_1_eqv2di3): Likewise.
10931 (*sse4_1_pinsrb): Likewise.
10932 (*sse4_1_pinsrd): Likewise.
10933 (*sse4_1_pinsrq): Likewise.
10934 (*sse4_1_pextrb): Likewise.
10935 (*sse4_1_pextrb_memory): Likewise.
10936 (*sse4_1_pextrw_memory): Likewise.
10937 (*sse4_1_pextrq): Likewise.
10938 (sse4_1_blendpd): Likewise.
10939 (sse4_1_blendps): Likewise.
10940 (sse4_1_blendvpd): Likewise.
10941 (sse4_1_blendvps): Likewise.
10942 (sse4_1_dppd): Likewise.
10943 (sse4_1_dpps): Likewise.
10944 (sse4_1_movntdqa): Likewise.
10945 (sse4_1_mpsadbw): Likewise.
10946 (sse4_1_packusdw): Likewise.
10947 (sse4_1_pblendvb): Likewise.
10948 (sse4_1_pblendw): Likewise.
10949 (sse4_1_phminposuw): Likewise.
10950 (sse4_1_extendv8qiv8hi2): Likewise.
10951 (*sse4_1_extendv8qiv8hi2): Likewise.
10952 (sse4_1_extendv4qiv4si2): Likewise.
10953 (*sse4_1_extendv4qiv4si2): Likewise.
10954 (sse4_1_extendv2qiv2di2): Likewise.
10955 (*sse4_1_extendv2qiv2di2): Likewise.
10956 (sse4_1_extendv4hiv4si2): Likewise.
10957 (*sse4_1_extendv4hiv4si2): Likewise.
10958 (sse4_1_extendv2hiv2di2): Likewise.
10959 (*sse4_1_extendv2hiv2di2): Likewise.
10960 (sse4_1_extendv2siv2di2): Likewise.
10961 (*sse4_1_extendv2siv2di2): Likewise.
10962 (sse4_1_zero_extendv8qiv8hi2): Likewise.
10963 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
10964 (sse4_1_zero_extendv4qiv4si2): Likewise.
10965 (*sse4_1_zero_extendv4qiv4si2): Likewise.
10966 (sse4_1_zero_extendv2qiv2di2): Likewise.
10967 (*sse4_1_zero_extendv2qiv2di2): Likewise.
10968 (sse4_1_zero_extendv4hiv4si2): Likewise.
10969 (*sse4_1_zero_extendv4hiv4si2): Likewise.
10970 (sse4_1_zero_extendv2hiv2di2): Likewise.
10971 (*sse4_1_zero_extendv2hiv2di2): Likewise.
10972 (sse4_1_zero_extendv2siv2di2): Likewise.
10973 (*sse4_1_zero_extendv2siv2di2): Likewise.
10974 (sse4_1_roundpd): Likewise.
10975 (sse4_1_roundps): Likewise.
10976 (sse4_1_roundsd): Likewise.
10977 (sse4_1_roundss): Likewise.
10978 (mulv4si3): Don't expand for SSE4.1.
10979 (smax<mode>3): Likewise.
10980 (umaxv4si3): Likewise.
10981 (uminv16qi3): Likewise.
10982 (umin<mode>3): Likewise.
10983 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
10985 * doc/extend.texi: Document SSE4.1 built-in functions.
10987 * doc/invoke.texi: Document -msse4.1.
10989 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
10991 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
10992 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
10993 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
10994 (ASM_SPEC): Add asm_pcrel_spec.
10995 (EXTRA_SPECS): Add asm_pcrel_spec.
10997 2007-05-21 David Daney <ddaney@avtrex.com>
10999 * doc/install.texi (Building a cross compiler): Add requirements
11000 for Java cross compiler.
11002 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
11004 PR middle-end/31995
11005 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
11006 Add loopno argument. Use evolution_function_is_invariant_rec_p
11007 instead of evolution_function_is_constant_p.
11008 Update calls to evolution_function_is_affine_multivariate_p.
11009 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
11010 Add loopno argument.
11011 * tree-scalar-evolution.c (gather_chrec_stats): Call
11012 evolution_function_is_affine_multivariate_p with a loop
11014 * tree-data-ref.c (analyze_miv_subscript): Likewise.
11015 (analyze_overlapping_iterations): Likewise.
11016 (access_functions_are_affine_or_constant_p): Likewise.
11017 (build_classic_dist_vector_1): If the access functions
11018 are equal, don't do anything.
11020 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
11021 Paolo Carlini <pcarlini@suse.de>
11022 Uros Bizjak <ubizjak@gmail.com>
11024 * c-cppbuiltin.c (c_cpp_builtins): Define
11025 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
11026 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
11027 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
11028 * doc/cpp.texi ([Standard Predefined Macros]): Document.
11030 2007-05-21 Mike Stump <mrs@apple.com>
11032 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
11034 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
11036 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
11038 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
11039 implementation if __OPTIMIZE__ is not defined.
11040 (_mm_alignr_pi8): Ditto.
11041 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11042 (_mm_inserti_si64): Ditto.
11043 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11044 (_mm_slli_epi16): Ditto.
11045 (_mm_slli_epi32): Ditto.
11046 (_mm_slli_epi64): Ditto.
11047 (_mm_srai_epi16): Ditto.
11048 (_mm_srai_epi32): Ditto.
11049 (_mm_srli_si128): Ditto.
11050 (_mm_slli_si128): Ditto.
11051 (_mm_srli_epi16): Ditto.
11052 (_mm_srli_epi32): Ditto.
11053 (_mm_srli_epi64): Ditto.
11054 (_mm_extract_epi16): Ditto.
11055 (_mm_insert_epi16): Ditto.
11056 (_mm_shufflehi_epi16): Ditto.
11057 (_mm_shufflelo_epi16): Ditto.
11058 (_mm_shuffle_epi32): Ditto.
11059 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
11060 (_m_pextrw): Ditto.
11061 (_mm_insert_pi16): Ditto.
11062 (_m_pinsrw): Ditto.
11063 (_mm_shuffle_pi16): Ditto.
11064 (_m_pshufw): Ditto.
11065 (_mm_shufle_ps): Ditto.
11066 (_mm_prefetch): Ditto.
11068 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
11070 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
11071 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
11072 * real.c (encode_i370_single, decode_i370_single,
11073 encode_i370_double, decode_i370_double): Functions removed.
11074 (i370_single_format, i370_double_format): Initializations removed.
11075 (real_maxval, round_for_format, exact_real_truncate, significand_size):
11076 Consider the log2_b field to always be one.
11077 (ieee_single_format, mips_single_format, coldfire_single_format,
11078 ieee_double_format, mips_double_format, coldfire_double_format,
11079 ieee_extended_motorola_format, ieee_extended_intel_96_format,
11080 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
11081 ibm_extended_format, mips_extended_format, ieee_quad_format,
11082 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
11083 decimal_single_format, decimal_double_format, decimal_quad_format,
11084 c4x_single_format, c4x_extended_format, real_internal_format): Remove
11085 initialization of log2_b.
11086 * real.h (i370_single_format, i370_double_format): Declarations
11088 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
11089 field to always be one.
11091 2007-05-21 Andreas Schwab <schwab@suse.de>
11093 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
11094 NOTE_INSN_BASIC_BLOCK_P.
11095 (process_for_unwind_directive): Likewise.
11097 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
11099 * builtins.c (expand_builtin_setjmp_setup): Update comment.
11100 * function.h (struct function): Move va_list_gpr_size,
11101 va_list_fpr_size, function_frequency to front of bitfields. Add
11103 (current_function_calls_unwind_init): New.
11104 * except.c (expand_builtin_unwind_init): Set
11105 current_function_calls_unwind_init not
11106 current_function_has_nonlocal_label.
11107 * reload1.c (has_nonexceptional_receiver): New.
11108 (reload): Use it and current_function_calls_unwind_init to
11109 determine whether call-saved regs must be saved.
11111 2007-05-20 Jan Hubicka <jh@suse.cz>
11113 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
11114 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11115 * ddg.c (create_ddg): LIkewise.
11116 * final.c (final): Remove hunk moving line number notes around since
11117 they are no longer present at this stage.
11118 (final_scan_insn): Use NOTE_KIND instead of
11119 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11120 (output_asm_label): Likewise.
11121 * reorg.c (dbr_schedule): Likewise.
11122 * haifa-sched.c (unlink_other_notes): Likewise.
11123 * mode-switching.c (optimize_mode_switching): Likewise.
11124 * graph.c (start_bb): Likewise.
11125 * rtl.def (NOTE): Update description.
11126 * jump.c (squeeze_notes): Delete.
11127 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
11128 NOTE_INSN_BASIC_BLOCK_P when possible.
11129 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
11130 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
11131 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
11132 (dwarf2out_var_location): Likewise.
11133 * cfgbuild.c (make_edges): Likewise.
11134 (find_basic_blocks_1): Likewise.
11135 * function.c (reorder_blocks_1): Likewise.
11136 (epilogue_done): Likewise.
11137 (reposition_prologue_and_epilogue_notes): Likewise.
11138 * print-rtl.c (print_rtx): Likewise; drop code for printing
11140 (print_rtl): Likewise.
11141 (print_rtl_single): Likewise.
11142 * gcse.c (insert_insn_start_bb): Likewise.
11143 * alias.c (init_alias_analysis): Likewise.
11144 * calls.c (fixup_tail_calls): Likewise.
11145 * except.c (sjlj_emit_function_enter): Likewise.
11146 * emit-rtl.c (add_insn_after): Likeiwse.
11147 (emit_label_before): Likewise.
11148 (emit_label_after): Likewise.
11149 (emit_note_before, emit_note_after, emit_note): Update
11150 parameter to be enum insn_note; do not deal with source
11152 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
11153 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
11155 (merge_blocks_move_successor_nojumps): Simplify now when
11156 we don't have BLOCK notes.
11157 (try_optimize_cfg): Likewise.
11158 * cfglayout.c (skip_insns_after_block): Likewise.
11159 (record_effective_endpoints): Likewise.
11160 (duplicate_insn_chain): Likewise.
11161 * varasm.c (output_constant_pool_1): Likewise.
11162 * sched-deps.c (sched_analyze): Likewise.
11163 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
11165 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
11166 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
11167 (SET_INSN_DELETED): Simplify.
11168 (NOTE_LINE_NUMBER): Exterminate.
11169 (NOTE_LINE_KIND): New.
11170 (NOTE_INSN_BASIC_BLOCK_P): Update.
11171 (enum insn_note): Simplify.
11172 (GET_NOTE_INSN_NAME) Simplify.
11173 (emit_note_before, emit_note_after, emit_note): Update prototype.
11174 (squeeze_notes): Remove.
11175 * sched-int.h (NOTE_NOT_BB_P): Update.
11176 * resource.c (mark_target_live_regs): Update.
11177 * sched-rgn.c (debug_dependencies): Update.
11178 * sched-vis.c (print_insn): Update.
11179 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
11180 * config/i386/i386.c (ix86_output_function_epilogue): Update.
11181 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
11182 (TARGET_ADJUST_UNROLL_MAX): Likewise.
11183 (split_branches): Update.
11184 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
11186 (sh_adjust_unroll_max): Exterminate.
11187 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
11188 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
11189 (m68hc11_reorg): Likewise.
11190 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
11191 (emit_predicate_relation_info): Update.
11192 (process_for_unwind_directive): Update.
11193 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
11194 (output_call): Update.
11195 * config/pa/pa.c (output_lbranch): Update.
11196 (output_millicode_call): Update.
11197 (output_call): Update.
11198 (pa_combine_instructions): Update.
11199 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
11200 * config/bfin/bfin.c (gen_one_bundle): Update.
11201 * cfgrtl.c (can_delete_note_p): Update.
11202 (delete_insn): Update.
11203 (rtl_merge_blocks): Update.
11204 (commit_one_edge_insertion): Update.
11205 (rtl_verify_flow_info): Update.
11206 * stmt.c (expand_case): Do not call squeeze_notes.
11208 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11215 * c.opt (Wtype-limits): New.
11216 * doc/invoke.texi (Wtype-limits): Document it.
11217 (Wextra): Enabled by -Wextra.
11218 * c-opts.c (c_common_post_options): Enabled by -Wextra.
11219 * c-common.c (shorten_compare): Warn with Wtype-limits.
11221 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11223 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
11224 inlined function, not as a macro.
11225 (_mm_alignr_pi8): Ditto.
11226 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
11227 (_mm_inserti_si64): Ditto.
11228 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
11229 (_mm_extract_epi16): Ditto.
11230 (_mm_insert_epi16): Ditto.
11231 (_mm_shufflehi_epi16): Ditto.
11232 (_mm_shufflelo_epi16): Ditto.
11233 (_mm_shuffle_epi32): Ditto.
11234 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
11235 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
11237 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
11239 (_m_to_float): Use C89 compatible assignment.
11241 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
11244 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
11246 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11249 * doc/invoke.texi (Wreturn-type): Complete description.
11250 (Wextra): Delete item about return-type warning.
11251 * c-decl.c: Delete redundant Wextra warning.
11253 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
11256 * config/i386/pmmintrin.h: Do not include xmmintrin.h
11257 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
11258 inlined function, not as a macro.
11259 (_mm_prefetch): Ditto.
11260 (_m_pextrw): Ditto.
11261 (_mm_insert_pi16): Ditto.
11262 (_m_pinsrw): Ditto.
11263 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
11264 (_m_pshufw): Ditto. Add const to __N argument.
11265 (_mm_shufle_ps): Ditto. Add const to __mask argument.
11266 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
11267 (_mm_slli_epi32): Ditto.
11268 (_mm_srli_si128): Implement as always inlined function, not as a
11269 macro. Add __inline to function declaration.
11270 (_mm_slli_si128): Ditto.
11272 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
11274 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
11275 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
11277 (struct fenv): New structure.
11278 (FP_HANDLE_EXCEPTIONS): New define.
11279 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
11280 (_FP_DECL_EXP): New define.
11281 (FP_INIT_ROUNDMODE): New define.
11282 (FP_ROUNDMODE): New define.
11284 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
11286 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
11287 (Wconversion): Update description.
11288 (Wconversion-sign): New.
11289 * c.opt (Wconversion-sign): New.
11290 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
11291 means disabled for C++. Otherwise, take the status of Wconversion.
11292 * c-common.c (conversion_warning): Warn with either Wconversion or
11294 (warnings_for_convert_and_check): Conditions are already checked by
11295 conversion_warning.
11296 (convert_and_check): Don't check warnings if the conversion failed.
11298 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
11299 Anatoly Sokolov <aesok@dol.ru>
11301 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
11302 avr_epilogue_uses) : Add declaration.
11303 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
11304 * config/avr/constraints.md (R): New constraint.
11305 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
11306 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
11307 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
11308 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
11309 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
11310 call_prologue_saves, epilogue_restores, return_from_epilogue,
11311 return_from_main_epilogue, return_from_interrupt_epilogue,
11312 return_from_naked_epilogue, prologue, epilogue): New patterns.
11313 (jump): Handle symbol reference.
11314 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
11315 avr_output_function_prologue, avr_output_function_epilogue): Remove
11317 (avr_init_machine_status, expand_prologue, expand_epilogue,
11318 avr_asm_function_end_prologue, avr_epilogue_uses,
11319 avr_asm_function_begin_epilogue): New functions.
11320 (prologue_size, epilogue_size, jump_tables_size): Remove global
11322 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
11323 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
11324 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
11325 (avr_override_options): Initialise init_machine_status.
11326 (output_movhi): Handle all stack pointer loads.
11327 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
11328 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
11329 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
11330 (EPILOGUE_USES) Redefine.
11331 (machine_function) Declare.
11333 2007-05-19 Richard Sandiford <richard@codesourcery.com>
11335 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
11336 Use a single return statement.
11338 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11340 PR middle-end/30250
11341 * builtins.c (do_mpfr_lgamma_r): New.
11342 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
11343 * tree.h (CASE_FLT_FN_REENT): New.
11345 2007-05-18 Geoffrey Keating <geoffk@apple.com>
11347 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
11348 (output_die): Use 'unsigned long' with %x.
11349 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
11350 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
11351 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
11353 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
11355 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
11360 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
11361 true if function has no argument.
11363 2007-05-18 DJ Delorie <dj@redhat.com>
11365 * config/mips/mips.c (mips_offset_within_alignment_p): New.
11366 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
11368 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11370 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
11371 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
11372 count_trailing_zeros.
11373 (__i386__): Implement count_leading_zeros using __builtin_clz().
11374 Implement count_trailing_zeros usign __builtin_ctz().
11376 2007-05-18 Richard Sandiford <richard@codesourcery.com>
11378 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
11380 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
11382 PR middle-end/31344
11383 * expr.c (emit_move_change_mode): Change mode of push operands here.
11385 2007-05-17 Ian Lance Taylor <iant@google.com>
11387 PR tree-optimization/31953
11388 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
11389 Change all callers.
11390 (set_value_range_to_null): Call set_value_range_to_value.
11391 (extract_range_from_comparison): Likewise.
11393 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11395 * toplev.c (print_version): Output GMP/MPFR version info.
11397 * builtins.c (CASE_MATHFN_REENT): New macro.
11398 (mathfn_built_in): Use it.
11399 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
11400 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
11401 BUILT_IN_LGAMMAL_R): New.
11402 * doc/extend.texi: Document new builtins.
11404 PR middle-end/31796
11405 * builtins.c (do_mpfr_remquo): New.
11406 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
11407 (fold_builtin_3): Handle BUILT_IN_REMQUO.
11409 PR middle-end/30251
11410 * builtins.c (fold_builtin_1): Handle y0, y1.
11411 (fold_builtin_2): Handle yn.
11413 PR middle-end/30251
11414 * builtins.c (do_mpfr_bessel_n): New.
11415 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
11416 (fold_builtin_2): Handle BUILT_IN_JN.
11418 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
11421 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
11422 TYPE_PRECISION (intmax_type_node).
11424 2007-05-17 Steve Ellcey <sje@cup.hp.com>
11427 * reload.c (subst_reloads): Remove checking.
11429 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
11431 PR rtl-optimization/31691
11432 * combine.c (simplify_set): Build a new src pattern instead of
11433 substituting its operands in the COMPARE case.
11435 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
11437 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
11438 (execute_vrp): Preserve loops through jump threading.
11439 * tree-ssa-threadupdate.c (thread_single_edge,
11440 dbds_continue_enumeration_p, determine_bb_domination_status,
11441 thread_through_loop_header): New functions.
11442 (create_edge_and_update_destination_phis,
11443 create_edge_and_update_destination_phis): Set loops for the new blocks.
11444 (prune_undesirable_thread_requests): Removed.
11445 (redirect_edges): Do not pretend that redirect_edge_and_branch can
11447 (thread_block): Do not call prune_undesirable_thread_requests.
11449 (mark_threaded_blocks): Select edges to thread here.
11450 (thread_through_all_blocks): Take may_peel_loop_headers argument.
11451 Thread edges through loop headers independently.
11452 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
11453 * tree-pass.h (TODO_mark_first_instance): New.
11454 (first_pass_instance): Declare.
11455 * cfghooks.c (duplicate_block): Put the block to the original loop
11456 if copy is not specified.
11457 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
11458 jump threading. Pass may_peel_loop_headers to
11459 thread_through_all_blocks according to first_pass_instance.
11460 * cfgloop.h (create_preheader): Declare.
11461 * tree-flow.h (thread_through_all_blocks): Declaration changed.
11462 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
11463 * passes.c (first_pass_instance): New variable.
11464 (next_pass_1): Set TODO_mark_first_instance.
11465 (execute_todo): Set first_pass_instance.
11467 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
11469 PR tree-optimization/24659
11470 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
11471 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
11472 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
11473 OTI_vec_pack_ufix_trunc.
11474 (vec_unpacks_float_hi_optab): Define new macro.
11475 (vec_unpacks_float_lo_optab): Ditto.
11476 (vec_unpacku_float_hi_optab): Ditto.
11477 (vec_unpacku_float_lo_optab): Ditto.
11478 (vec_pack_sfix_trunc_optab): Ditto.
11479 (vec_pack_ufix_trunc_optab): Ditto.
11480 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
11481 and vec_pack_[s|u]fix_trunc_optab using
11482 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
11483 * tree-vectorizer.c (supportable_widening_operation): Handle
11484 FLOAT_EXPR and CONVERT_EXPR. Update comment.
11485 (supportable_narrowing_operation): New function.
11486 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
11487 * tree-vect-transform.c (vectorizable_conversion): Handle
11488 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
11489 (vect_gen_widened_results_half): Move before vectorizable_conversion.
11490 (vectorizable_type_demotion): Call supportable_narrowing_operation()
11491 to check for target support.
11492 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
11493 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
11494 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
11495 for VEC_PACK_FIX_TRUNC_EXPR.
11496 (expand_binop): Special case mode of the result for
11497 vec_pack_[u|s]fix_trunc_optab.
11498 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
11499 vec_pack_[u|s]fix_trunc_optab.
11501 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
11502 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
11503 * tree-pretty-print.c (dump_generic_node): Handle
11504 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
11505 VEC_PACK_FIX_TRUNC_EXPR.
11507 * expr.c (expand_expr_real_1): Ditto.
11508 * tree-inline.c (estimate_num_insns_1): Ditto.
11509 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
11511 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
11512 (vec_unpacks_float_lo_v8hi): Ditto.
11513 (vec_unpacku_float_hi_v8hi): Ditto.
11514 (vec_unpacku_float_lo_v8hi): Ditto.
11515 (vec_unpacks_float_hi_v4si): Ditto.
11516 (vec_unpacks_float_lo_v4si): Ditto.
11517 (vec_pack_sfix_trunc_v2df): Ditto.
11519 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
11521 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
11522 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
11523 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
11524 [vec_pack_ufix_trunc]: Ditto.
11525 [vec_unpacks_float_hi]: Ditto.
11526 [vec_unpacks_float_lo]: Ditto.
11527 [vec_unpacku_float_hi]: Ditto.
11528 [vec_unpacku_float_lo]: Ditto.
11530 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
11532 * soft-fp/README: Update for new files.
11533 * soft-fp/floattisf.c: New file.
11534 * soft-fp/floattidf.c: New file.
11535 * soft-fp/floattitf.c: New file.
11536 * soft-fp/floatuntisf.c: New file.
11537 * soft-fp/floatuntidf.c: New file.
11538 * soft-fp/floatuntitf.c: New file.
11539 * soft-fp/fixsfti.c: New file.
11540 * soft-fp/fixdfti.c: New file.
11541 * soft-fp/fixtfti.c: New file.
11542 * soft-fp/fixunssfti.c: New file.
11543 * soft-fp/fixunsdfti.c: New file.
11544 * soft-fp/fixunstfti.c: New file.
11545 * soft-fp/extendxftf.c: New file.
11546 * soft-fp/trunctfxf.c: New file.
11548 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
11549 (__trunctfxf2): Ditto.
11551 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
11552 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
11553 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
11554 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
11555 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
11556 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
11558 * config/i386/t-fprules-softfp64: New file.
11559 * config/i386/sfp-machine.h: New file.
11560 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
11561 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
11562 and soft-fp/t-softfp to tmake_file.
11563 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
11564 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
11566 * config/i386/t-linux64 (softfp_wrap_start): New.
11567 (softfp_wrap_end): New.
11568 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
11569 supported for TARGET_64BIT.
11571 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
11573 * c-common.c (c_common_signed_or_unsigned_type): Emulate
11574 c_common_unsigned_type behavior.
11576 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
11578 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
11581 2007-05-16 Eric Christopher <echristo@apple.com>
11583 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
11584 saving after stack push. Set sp_offset whenever we push.
11585 (rs6000_emit_epilogue): Move altivec register restore before
11588 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11590 * configure.ac: Allow sysroots to be relocated under $prefix as
11591 well as $exec_prefix.
11592 * configure: Regenerate.
11594 2007-05-16 Richard Sandiford <richard@codesourcery.com>
11598 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11600 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11601 (gcc_tooldir): Likewise.
11602 * configure: Regenerate.
11603 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11604 old configure.ac gcc_tooldir setting.
11605 (prefix_to_exec_prefix): New variable.
11606 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11607 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11609 2007-05-14 Janis Johnson <janis187@us.ibm.com>
11611 * c-typeck.c (build_binary_op): Return early for error.
11613 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
11615 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
11616 struct nb_iter_bound.
11617 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
11618 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
11619 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
11620 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
11621 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
11622 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
11623 (del_scev_info): Use ggc_free.
11624 (scev_initialize): Allocate scalar_evolution_info in gc memory.
11625 * loop-init.c: Include ggc.h.
11626 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
11627 (loop_optimizer_finalize): Use ggc_free.
11628 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
11629 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
11630 pass_iv_optimize): Add TODO_ggc_collect.
11631 * function.h (struct function): Remove skip marker from
11633 * cfgloop.c: Include ggc.h.
11634 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
11636 (establish_preds): Vector superloops is gc allocated.
11637 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
11639 (flow_loops_find): Vector larray is gc allocated.
11640 (loop_exit_free): Use ggc_free.
11641 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
11642 that head of exits list is now not a part of struct loop.
11643 (record_loop_exits): Allocate exits table in gc memory.
11644 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
11645 that head of exits list is now not a part of struct loop.
11646 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
11647 struct loop_exit): Add GTY marker.
11648 (struct loop): Add GTY marker. Make superloops vector gc allocated.
11649 Add skip marker to aux field. Make head of exits list a separate
11651 (struct loops): Add GTY marker. Make larray vector gc allocated.
11652 Add param marker to exits table.
11653 (get_loops): Type changed.
11654 * Makefile.in (tree-scalar-evolution.o): Add
11655 gt-tree-scalar-evolution.h dependency.
11656 (cfgloop.o, loop-init.o): Add ggc.h dependency.
11657 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
11658 * basic-block.h (struct basic_block_def): Remove skip marker from
11661 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
11663 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
11664 of 0 in the call to expand_expr().
11665 (expand_builtin_mathfn_3): Ditto.
11666 (expand_builtin_interclass_mathfn): Ditto.
11667 (expand_builtin_cexpi): Ditto.
11668 (expand_builtin_int_roundingfn): Ditto.
11669 (expand_builtin_int_roundingfn_2): Ditto.
11670 (expand_builtin_pow): Ditto.
11671 (expand_builtin_powi): Ditto.
11672 (expand_builtin_bswap): Ditto.
11673 (expand_builtin_unop): Ditto.
11674 (expand_builtin_fabs): Ditto.
11675 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
11676 the call to expand_expr().
11677 (expand_builtin_sync_operation): Ditto.
11678 (expand_builtin_compare_and_swap): Ditto.
11679 (expand_builtin_lock_test_and_set): Ditto.
11680 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
11681 instead of 0 in the call to expand_expr().
11682 (expand_builtin_extract_return_addr): Ditto.
11683 (expand_builtin_eh_return): Ditto.
11684 (expand_eh_return): Ditto.
11685 * explow.c (expr_size): Ditto.
11686 * expr.c (optimize_bitfield_assignment_op): Ditto.
11687 (expand_assignement): Ditto.
11688 (store_expr): Ditto.
11689 (store_field): Ditto.
11690 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
11691 the call to expand_expr().
11692 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
11693 in the call to expand_expr().
11694 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
11695 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
11696 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
11698 * optabs.c (expand_vec_shift_expr): Ditto.
11699 (expand_vec_cond_expr): Ditto.
11700 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
11701 call to expand_expr().
11702 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
11703 in the call to expand_expr().
11705 2007-05-14 Dave Korn <dave.korn@artimi.com>
11707 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
11709 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
11711 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
11712 instead of c_common_unsigned_type.
11713 (c_common_unsigned_type): Remove.
11714 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
11715 c_common_unsigned_type.
11716 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
11717 c_common_unsigned_type.
11718 * c-common.h (c_common_unsigned_type): Remove.
11719 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
11720 c_common_unsigned_type.
11721 * c-format.c (check_format_types): Use unsigned_type_for instead of
11722 c_common_unsigned_type.
11723 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11724 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
11725 of c_common_unsigned_type.
11726 * convert.c (convert_to_integer): Use unsigned_type_for instead of
11727 lang_hooks.types.unsigned_type.
11728 * expmed.c (make_tree): Use unsigned_type_for instead of
11729 lang_hooks.types.unsigned_type.
11730 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
11731 lang_hooks.types.unsigned_type.
11732 (build_range_check): Likewise.
11733 (fold_unary): Likewise.
11734 (fold_binary): Likewise.
11735 (fold_ternary): Likewise.
11736 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
11737 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
11738 * tree.c (get_unsigned_type): New.
11739 (unsigned_type_for): Use get_unsigned_type instead of
11740 lang_hooks.types.unsigned_type.
11742 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
11744 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
11745 to m68k_get_function_kind. Update its prototype.
11746 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
11748 (m68k_interrupt_function_p): Return enum m68k_function_type
11749 instead of bool. Rename to m68k_get_function_kind.
11750 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
11751 target is not fido.
11752 (m68k_compute_frame_layout): Don't mark any register for save
11753 if an interrupt_thread attribute is specified.
11754 (m68k_hard_regno_rename_ok): Update a use of
11755 m68k_interrupt_function_p.
11756 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
11757 m68k_interrupt_function_p.
11758 (m68k_function_type): New.
11759 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
11760 for a function with an interrupt_thread attribute.
11761 * doc/extend.texi: Document the interrupt_thread attribute.
11763 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
11765 Fix PR tree-optimization/31911
11766 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
11767 if they didn't change the expression.
11769 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
11771 * tree-scalar-evolution.c (resolve_mixers): Exported.
11772 * tree-scalar-evolution.h (resolve_mixers): Declare.
11773 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
11774 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
11775 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
11776 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
11777 init_array_ref, init_pointer_ref, analyze_indirect_ref,
11778 strip_conversion, analyze_offset_expr, address_analysis,
11779 object_analysis, analyze_offset): Removed.
11780 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
11781 split_constant_offset, canonicalize_base_object_address,
11782 object_address_invariant_in_loop_p, disjoint_objects_p,
11783 dr_may_alias_p, dr_address_invariant_p): New functions.
11784 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
11785 and dr_analyze_alias.
11786 (initialize_data_dependence_relation): Use dr_may_alias_p
11787 and object_address_invariant_in_loop_p.
11788 (compute_self_dependence): Handle the case when
11789 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
11790 (find_data_references_in_stmt): Restrict the analysis of data
11791 references to the given loop nest.
11792 (find_data_references_in_loop): Made static. Pass loop nest to
11793 find_data_references_in_stmt.
11794 (compute_data_dependences_for_loop): Use DR_VOPS.
11795 (free_data_ref): Free DR_VOPS.
11796 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
11797 (struct innermost_loop_behavior): ... new.
11798 (struct base_object_info): Replaced by ...
11799 (struct indices): ... new.
11800 (struct dr_alias): New.
11801 (enum data_ref_type): Removed.
11802 (struct data_reference): Consist of struct innermost_loop_behavior,
11803 struct indices and struct dr_alias.
11804 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
11805 (DR_MEMTAG): Renamed to ...
11806 (DR_SYMBOL_TAG): ... this.
11807 (find_data_references_in_loop): Declaration removed.
11808 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
11809 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
11810 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
11811 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
11813 2007-05-13 Revital Eres <eres@il.ibm.com>
11815 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
11816 which walks virtual def-use chains to find redundant stores.
11817 (dse_optimize_stmt): Call it.
11819 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11821 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
11822 * passes.c (init_optimization_passes): Move pass_jump_bypass
11825 * basic-block.h (bb_has_eh_pred): Fix style issue.
11827 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
11829 PR rtl-optimization/31848
11830 * loop-invariant.c (move_invariant_reg): If we move an insn
11831 with a REG_EQUAL note, and that insn is not always executed,
11832 remove the REG_EQUAL note.
11834 2007-05-12 Richard Guenther <rguenther@suse.de>
11836 PR tree-optimization/31797
11837 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
11838 propagate into a stmt that has volatile ops.
11840 2007-05-12 Richard Sandiford <richard@codesourcery.com>
11842 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
11843 (gcc_tooldir): Likewise.
11844 * configure: Regenerate.
11845 * Makefile.in (libsubdir_to_prefix): New variable, based on the
11846 old configure.ac gcc_tooldir setting.
11847 (prefix_to_exec_prefix): New variable.
11848 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
11849 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
11851 2007-05-11 Silvius Rus <rus@google.com>
11853 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
11854 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
11855 * c-common.h (strict_aliasing_warning): Change return type.
11856 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
11857 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
11858 (build_c_cast): Condition call to strict_aliasing_warning.
11859 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
11860 * flags.h (set_Wstrict_aliasing): Declare.
11861 * opts.c (set_Wstrict_alising): Define, add call to.
11862 * tree-flow.h (strict_aliasing_warning_backend): Declare.
11863 * tree-ssa-alias-warnings.c: New file.
11864 * tree-ssa-alias.c (compute_may_aliases): Add call to
11865 strict_aliasing_warning_backend.
11867 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
11869 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
11870 Use loop_depth and loop_outer accessor functions.
11871 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
11872 determine_invariantness_stmt, move_computations_stmt): Ditto.
11873 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
11874 add_loop, loopify, unloop, fix_loop_structure): Ditto.
11875 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
11876 * tree-scalar-evolution.c (interpret_loop_phi,
11877 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
11878 instantiate_parameters_1, scev_const_prop): Ditto.
11879 * cfghooks.c (make_forwarder_block): Ditto.
11880 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
11881 * modulo-sched.c (loop_canon_p): Ditto.
11882 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
11883 slpeel_can_duplicate_loop_p): Ditto.
11884 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
11885 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
11886 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
11887 cancel_loop, verify_loop_structure): Ditto.
11888 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
11889 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
11890 superloops vector instead of "pred" array.
11891 (establish_preds): Take father loop as an argument. Initialize the
11893 (flow_loop_tree_node_add): Pass father loop to establish_preds.
11894 Do not initialize loop->outer.
11895 (flow_loop_tree_node_remove): Truncate the superloops vector.
11896 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
11897 "pred" merged to "superloops" vector.
11898 (loop_depth, loop_outer): New.
11899 (fel_init): Use loop_outer.
11901 2007-05-11 Jan Hubicka <jh@suse.cz>
11903 * cgraphunit.c: Include gt-cgraphunit.h
11904 (static_ctors, static_dtors): New static vars.
11905 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
11906 based on implementation in c-common.c
11907 (cgraph_finalize_function): Call record_cdtor_fn.
11908 (cgraph_optimize): Call cgraph_build_cdtor_fns.
11909 * decl.c (finish_function): Do not call c_record_cdtor_fn.
11910 (c_write_global_declarations): Do not call c_build_cdtor_fns.
11911 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
11912 build_cdtor, c_build_cdtor_fns): Remove.
11913 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
11914 c_build_cdtor_fns): Remove prototype.
11916 2007-05-11 Paolo Carlini <pcarlini@suse.de>
11919 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
11920 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
11921 * builtins.c (fold_builtin_memchr): New.
11922 (expand_builtin_memchr): Call the latter.
11923 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
11924 * doc/extend.texi ([Other built-in functions provided by GCC]):
11927 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
11929 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
11930 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
11931 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
11932 PFPO_OP1_TYPE_SHIFT): Constants added.
11933 (DFP_ALL): Mode macro defined.
11934 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
11935 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
11936 Insn definitions added.
11937 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
11938 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
11941 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
11943 PR tree-optimization/31885
11944 * tree-chrec.c (chrec_contains_undetermined): Do not consider
11945 NULL_TREE to be undetermined.
11946 (automatically_generated_chrec_p): Return false for NULL.
11948 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11950 * config/bfin/bfin.h (MOVE_RATIO): Define.
11952 2007-05-10 Richard Sandiford <richard@codesourcery.com>
11954 * config.gcc (sparc-wrs-vxworks): New target.
11955 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
11956 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
11957 * config/sparc/sparc.h: Include vxworks-dummy.h.
11958 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
11959 include LABEL_REFs too.
11960 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
11961 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
11963 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
11965 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
11966 (sparc_emit_call_insn): New function.
11967 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
11968 functions when generating VxWorks PIC.
11969 * config/sparc/sparc.md (vxworks_load_got): New pattern.
11970 (call, call_value): Use sparc_emit_call_insn instead of
11973 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11975 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
11977 2007-05-09 Bob Wilson <bob.wilson@acm.org>
11979 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
11980 for floating-point values if HOST_BITS_PER_LONG > 32. Use
11981 split_double instead of operand_subword.
11983 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
11985 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
11986 * config/bfin/bfin.c (bfin_local_alignment): New function.
11987 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
11989 2007-05-08 Chao-ying Fu <fu@mips.com>
11991 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
11992 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
11993 (smsub_widen_optab, umsub_widen_optab): Define.
11994 * optabs.c (init_optabs): Initialize smsub_widen_optab and
11996 * genopinit.c (optabs): Fill in smsub_widen_optab and
11998 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
11999 and umsub_widen_optab to implement multiply-subtract sequences.
12000 * config/mips/mips.md (*msac<u>_di): Rename to...
12001 (<u>msubsidi4): ...this. Extend condition to include
12002 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
12003 of operand 0 to "ka" and use the three-operand form of msub<u>
12005 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
12008 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
12010 PR rtl-optimization/28011
12011 * reload.c (push_reload): Set dont_share if IN appears in OUT
12012 also when IN is a PLUS rtx.
12013 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
12016 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
12018 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
12019 call unshare_all_decls.
12020 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
12021 (unshare_all_decls): Remove.
12023 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
12026 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
12029 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
12030 Nigel Stephens <nigel@mips.com>
12032 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
12033 Update comments and all uses.
12034 (MIN_FPRS_PER_FMT): Define.
12035 * config/mips/mips.c (function_arg): Fix to correctly handle
12036 the -mips32r2 -mfp64 -mabi=32 case.
12037 (override_options): Enable use of odd-numbered registers for
12038 SFmode values on MIPS32.
12039 (mips_save_reg_p): Save whole floating-point register pair if
12040 either half is used.
12041 (compute_frame_size): Fix comment.
12043 2007-05-08 Jie Zhang <jie.zhang@analog.com>
12045 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
12046 argument of type bool.
12047 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
12048 argument. Safely select temporary P register according to it.
12049 (do_link): Change call site of add_to_reg accordingly.
12050 (do_unlink): Add epilogue_p as a fourth argument and pass it
12052 (expand_interrupt_handler_epilogue): Change call of do_unlink
12054 (bfin_expand_prologue): Add a third argument sibcall_p.
12055 * config/bfin/bfin.md (epilogue): Change call of
12056 bfin_expand_epilogue accordingly.
12057 (sibcall_epilogue): Likewise.
12058 (eh_return_internal): Likewise.
12060 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
12061 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
12062 * config/bfin/bfin.c (bfin_handle_option): Handle
12063 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
12064 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
12065 Support bf534, bf536 and bf561.
12066 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
12068 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
12071 * config/i386/i386.c (ix86_function_regparm): Process local
12072 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
12074 2007-05-07 Mike Stump <mrs@apple.com>
12076 * doc/invoke.texi (Warning Options): Document that -Wempty-body
12077 also checks for and while statements in C++.
12079 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
12081 * gcc.c (at_file_supplied): New variable.
12082 (main): Set it if we expanded argv.
12083 (do_spec_1): Pass an @-file to the linker if we were called with
12084 an @-file argument and HAVE_GNU_LD.
12085 * collect2.c (at_file_supplied): New variable.
12086 (response_file): New variable.
12087 (collect_exit): Unlink response_file if necessary.
12088 (handler): Likewise.
12089 (do_wait): Likewise.
12090 (main): Set at_file_supplied if we expanded argv.
12091 (collect_execute): Pass an @-file to subprocesses if we were called
12092 with an @-file argument.
12093 * configure.ac: Add define for HAVE_GNU_LD.
12094 * configure: Regenerate.
12095 * config.in: Regenerate.
12097 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
12099 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
12100 operand to HI mode.
12105 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
12107 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
12108 (TARGET_ENCODE_SECTION_INFO): Re-define.
12109 (m32c_encode_section_info): New
12110 (function_vector_handler): New
12111 (current_function_special_page_vector): New
12112 (m32c_special_page_vector_p): New.
12113 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
12115 * config/m32c/jump.md: Added instruction JSRS for functions
12116 with attribute "function_vector".
12117 * doc/extend.texi (function_vector): Added description
12118 for M16C, M32C targets.
12120 2007-05-07 DJ Delorie <dj@redhat.com>
12123 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
12124 ashrpsi3, lshrpsi3): Update shift count constraint.
12126 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
12127 Nathan Froyd <froydnj@codesourcery.com>
12130 * c-incpath.c (add_path): Strip trailing path separators.
12132 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
12134 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
12135 Free dominance info before purging EH edges.
12136 (eliminate_degenerate_phis): Likewise.
12137 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
12139 2007-05-07 Jan Hubicka <jh@suse.cz>
12141 * gimplify.c (gimplify_expr): Do not crash when folding
12142 (void *)(int)&a + 4.
12144 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
12147 * c-opts.c (lang_fortran): Make it non static.
12148 * c-common.h (lang_fortran): New prototype.
12149 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
12150 -lang-fortran option was passed by the driver.
12152 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
12154 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
12155 of ASSERT_CHECKING. Tweak message.
12157 2007-05-06 Revital Eres <eres@il.ibm.com>
12160 * loop-unroll.c (insert_var_expansion_initialization):
12161 Initialize the expansions with -zero instead of +zero.
12163 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
12165 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
12166 into pic and non-pic versions. Mark r19 as used for
12167 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
12168 for tgd_load, tld_load and tie_load .
12169 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
12170 version of tgd_load, tld_load and tie_load depending on the
12173 2007-05-04 Ulrich Drepper <drepper@redhat.com>
12174 Jakub Jelinek <jakub@redhat.com>
12176 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
12177 (__do_global_dtors_aux): Use more paranoid loop to run
12178 destructors if HIDDEN_DTOR_LIST_END.
12179 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
12181 2007-05-04 Jakub Jelinek <jakub@redhat.com>
12183 * varasm.c (align_variable): Don't increase alignment for
12184 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
12185 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
12187 2007-05-04 Josh Conner <jconner@apple.com>
12189 * basic-block.h (cdi_direction): Assign values to all enumeration
12191 (dom_computed): Remove.
12192 (dom_info_state): New.
12193 (set_dom_info_availability): New.
12194 * tree-ssa-loop-im.c (determine_invariantness): Initialize
12195 walk_data.dom_direction.
12196 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
12197 instead of dom_computed[].
12198 (split_edge): Likewise.
12199 (create_basic_block): Likewise.
12200 (merge_blocks): Likewise.
12201 * ifcvt.c (find_if_header): Likewise.
12202 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
12203 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
12204 * tree-ssa.c (verify_ssa): Likewise.
12205 * tree-cfg.c (tree_verify_flow_info): Likewise.
12206 (remove_edge_and_dominated_blocks): Likewise.
12207 * dominance.c (dom_computed): Make static.
12208 (calc_dfs_tree_nonrec): Change third param to a bool.
12209 (calc_dfs_tree): Change second param to a bool.
12210 (calc_idioms): Change second param to a bool. Use
12211 dom_convert_dir_to_idx.
12212 (init_dom_info): Validate dir before using.
12213 (dom_convert_dir_to_idx): New.
12214 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
12215 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
12216 (free_dominance_info): Use dom_convert_dir_to_idx.
12217 (get_immediate_dominator): Likewise.
12218 (set_immediate_dominator): Likewise.
12219 (get_dominated_by): Likewise.
12220 (redirect_immediate_dominators): Likewise.
12221 (nearest_common_denominator): Likewise.
12222 (dominated_by_p): Likewise.
12223 (bb_dom_dfs_in): Likewise.
12224 (bb_dom_dfs_out): Likewise.
12225 (recount_dominator): Likewise.
12226 (iterate_fix_dominators): Likewise.
12227 (add_to_dominance_info): Likewise.
12228 (delete_from_dominance_info): Likewise.
12229 (first_dom_son): Likewise.
12230 (next_dom_son): Likewise.
12231 (dom_info_available_p): Likewise.
12232 (dom_info_state): New.
12233 (set_dom_info_availability): New.
12235 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12237 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
12239 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
12241 2007-05-04 Bob Wilson <bob.wilson@acm.org>
12243 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
12244 (subdi3, subdi_carry): Delete.
12246 2007-05-04 Jan Hubicka <jh@suse.cz>
12247 Richard Guenther <rguenther@suse.de>
12249 * opts.c (decode_options): Do not fiddle with inlining
12250 parameters in case of optimizing for size.
12251 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
12252 for size do nothing.
12253 (cgraph_decide_inlining_of_small_function): When optimizing for
12254 size never inline functions increasing caller size.
12255 (cgraph_early_inlining): Inline for size when optimizing for size.
12257 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
12259 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
12260 logical operations piecewise.
12261 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
12262 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
12263 subdi_sesidi_di): Delete.
12264 (add_with_carry): Produce carry in CC instead of a DREG to shorten
12265 the generated sequence. Allow three-reg add in constraints. Rewrite
12266 the rtl expression for carry to avoid zero_extend of a constant.
12267 (sub_with_carry): New pattern.
12268 (adddi3, subdi3): Change into define_expand. For subtract, generate a
12269 different sequence not involving jumps.
12270 (notbi): Now a named pattern.
12272 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
12274 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
12275 Add the note about a significant loss of accuracy of some
12276 mathematical routines when these options are used.
12278 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12280 * haifa-sched.c (rtx_vec_t): New typedef.
12281 (contributes_to_priority_p): Extract piece of priority () into new
12283 (priority): Use the function. Add assertion.
12284 (rank_for_schedule, set_priorities): Add assertion to check that
12285 insn's priority is initialized.
12286 (clear_priorities, calc_priorities): Change signature. Make it update
12287 all relevant insns. Update all callers ('add_to_speculative_block ()'
12288 and 'create_block_check_twin ()').
12289 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
12290 Add new field 'priority_status'.
12291 (INSN_PRIORITY_STATUS): New macro.
12292 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
12294 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
12296 * sched-ebb.c (debug_ebb_dependencies): New static function.
12297 (init_ready_list): Use it.
12299 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
12300 with changed signature and 'debug_rgn_dependencies ()'.
12301 (debug_rgn_dependencies): New static function.
12302 (init_ready_list): Use it.
12304 * sched-int.h (debug_dependencies): Declare.
12306 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
12308 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
12310 2007-05-04 Dirk Mueller <dmueller@suse.de>
12312 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
12314 2007-05-03 Jan Hubicka <jh@suse.cz>
12316 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
12317 ((T1)X op (T1)Y), for pointer type in more cases than before.
12319 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
12321 * tree-object-size.c (plus_expr_object_size): When operand size is
12322 unknown, return unknown.
12324 2007-05-03 Dirk Mueller <dmueller@suse.de>
12326 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
12328 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
12331 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
12333 2007-05-03 Janis Johnson <janis187@us.ibm.com>
12335 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
12337 2007-05-03 Joseph Myers <joseph@codesourcery.com>
12339 * config/soft-fp/double.h, config/soft-fp/extended.h,
12340 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
12341 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
12342 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
12343 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
12346 2007-05-03 Ian Lance Taylor <iant@google.com>
12348 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
12349 MASK_PPC_GFXOPT for 8540 or 8548.
12351 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12353 * tree-vect-transform.c (vect_update_inits_of_drs): Use
12354 vect_print_dump_info() to output debug information.
12356 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
12359 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
12360 operands of size 2 when operand is not MEM_P.
12362 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12364 PR tree-optimization/30565
12365 * lambda-code.c (perfect_nestify): Fix updating of dominators.
12367 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
12369 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
12370 (umulsi3_highpart): Use them.
12371 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
12372 for final accumulator to D regisster tranfser.
12374 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
12376 PR tree-optimization/31699
12377 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
12379 (vect_enhance_data_refs_alignment): Compute peel amount using
12380 TYPE_VECTOR_SUBPARTS instead of vf.
12381 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
12383 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
12386 * system.h: Remove inclusion of double-int.h
12387 * tree.h: Include double-int.h
12388 * gengtype.c: Likewise
12389 * cfgloop.h: Likewise
12390 * Makefile.in: Adjust dependencies on double-int.h
12392 2007-05-02 Eric Christopher <echristo@apple.com>
12394 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
12395 -shared to -Zdynamiclib.
12397 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
12400 * c-common.c (strip_pointer_or_array_types): New function.
12401 * c-common.h (strip_pointer_or_array_types): New function declaration.
12403 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
12405 PR tree-optimization/31771
12406 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
12408 2007-05-02 Paul Brook <paul@codesourcery.com>
12410 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
12412 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
12414 PR middle-end/29715
12415 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
12418 2007-05-02 Nick Clifton <nickc@redhat.com>
12420 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
12422 2007-05-02 Richard Guenther <rguenther@suse.de>
12424 PR tree-optimization/31146
12425 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
12426 argument, single_use_p. If we have a single use that is
12427 a conversion to the definition rhs type, propagate that rhs.
12428 (forward_propagate_addr_expr): Pass single_use_p argument
12429 to forward_propagate_addr_expr_1.
12431 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
12433 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
12436 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12438 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
12439 'AMD Family 10 core'.
12441 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12443 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
12444 and athlon64-sse3 as improved versions of k8, opteron and athlon64
12445 with SSE3 instruction set support.
12446 * doc/invoke.texi: Likewise.
12448 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
12450 * config/i386/i386.c (override_options): Tuning 32-byte loop
12451 alignment for amdfam10 architecture. Increasing the max loop
12452 alignment to 24 bytes.
12454 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
12456 * config/m68k/constraints.md: New.
12457 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
12458 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
12459 EXTRA_CONSTRAINT): Remove.
12460 * config/m68k/m68k.md: Include constraints.md.
12461 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
12463 2007-05-01 Ian Lance Taylor <iant@google.com>
12465 PR tree-optimization/31739
12466 * tree-vrp.c (vrp_val_is_max): New static function.
12467 (vrp_val_is_min): New static function.
12468 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
12470 (set_value_range): Use vrp_val_is_{max,min}.
12471 (extract_range_from_assert): Likewise.
12472 (extract_range_from_binary_expr): Likewise.
12473 (extract_range_from_unary_expr): Likewise.
12474 (dump_value_range, vrp_meet): Likewise.
12475 (vrp_visit_phi_node): Likewise.
12476 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
12478 2007-05-01 Mark Mitchell <mark@codesourcery.com>
12480 * config/i386/gmon-sol2.c (size_t): New type.
12481 (intptr_t): Likewise.
12482 (s_textsize): Declare as size_t.
12484 (monstartup): Use size_t for sizes.
12485 (_mcount): Save and restore registers.
12486 (internal_mcount): Pass 0 as the first argument to monstartup
12488 (moncontrol): Convert pointer to appropriately sized integer
12489 before passing to profil.
12491 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12493 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
12494 __NO_FPRS__, not just if _SOFT_DOUBLE.
12495 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
12496 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
12497 also for E500 double.
12498 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
12499 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
12502 2007-05-01 Richard Guenther <rguenther@suse.de>
12504 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
12507 2007-05-01 Joseph Myers <joseph@codesourcery.com>
12509 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
12511 2007-05-01 Jan Hubicka <jh@suse.cz>
12513 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
12516 2007-05-01 Jan Hubicka <jh@suse.cz>
12518 * tree.h (maybe_fold_offset_to_component_ref): Remove.
12519 (maybe_fold_offset_to_reference): Declare.
12520 * fold-const.c (fold_unary): Do not fold
12521 (type *)&A into &A->field_of_type_and_offset_0
12522 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
12523 size is unknown, give up.
12524 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
12526 (maybe_fold_offset_to_reference): New.
12527 (maybe_fold_stmt_indirect): Use it.
12528 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
12529 * gimplify.c (gimplify_conversion): Canonicalize conversions to
12531 (gimplify_expr): Likewise for plus_expr.
12533 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
12535 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
12536 bsi_after_labels. Always insert statements before bsi.
12537 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
12538 * predict.c (apply_return_prediction): Check for empty blocks.
12539 * cfgexpand.c (lab_rtx_for_bb): New variable.
12540 (label_rtx_for_bb): Do not create new tree labels.
12541 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
12542 (tree_expand_cfg): Initialize lab_rtx_for_bb.
12543 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
12545 (label_for_bb): Add field used.
12546 (update_eh_label, main_block_label): Mark the label used.
12547 (cleanup_dead_labels): Remove unused labels.
12549 2007-05-01 Richard Guenther <rguenther@suse.de>
12551 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
12552 if it is not about to be set.
12553 (get_value_range): Do not pre-allocate equiv bitmap.
12554 (update_value_range): No need to clear equiv field.
12555 (add_equivalence): Change prototype to get bitmap pointer.
12556 Allocate bitmap here if it is not already.
12557 (extract_range_from_assert): Do not allocate bitmap here.
12558 Update callers to add_equivalence.
12559 (extract_range_from_ssa_name): Likewise.
12560 (get_vr_for_comparison): New static helper.
12561 (compare_name_with_value): Handle NULL equiv bitmap by
12562 peeling the first iteration of the comparison loop.
12563 Use get_vr_for_comparison.
12564 (compare_names): Handle NULL equiv bitmaps by using fake
12565 ones. Use get_vr_for_comparison.
12567 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
12569 * double-int.c (mpz_set_double_int): Moved from
12570 tree-ssa-loop-niter.c.
12571 (mpz_get_double_int): Likewise; also, add option to wrap
12572 out-of-range integers.
12573 * double-int.h: New prototypes for above.
12574 * tree.c (get_static_type_bounds): Moved from
12575 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
12576 TYPE_MAX_VALUE if they exist..
12577 * tree.h: New prototype for above.
12578 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
12579 get_type_bounds calls.
12580 (mpz_set_double_int): Move to double-int.c.
12581 (get_type_bounds): Move to tree.c, rename to
12582 get_static_type_bounds.
12583 (mpz_to_double_int): Move to double-int.c, rename to
12584 mpz_get_double_int.
12586 2007-04-30 Bob Wilson <bob.wilson@acm.org>
12588 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
12589 DIV0 exception can fall through to a normal return.
12591 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
12593 PR middle-end/22156
12594 Temporarily revert:
12595 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
12596 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
12597 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12598 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
12599 initialize align to silence bogus warning.
12600 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
12601 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
12603 (struct sra_walk_fns): Remove use_all parameter from use.
12604 (sra_hash_tree): Handle BIT_FIELD_REFs.
12605 (sra_elt_hash): Don't hash bitfld blocks.
12606 (sra_elt_eq): Skip them in parent compares as well. Handle
12608 (sra_walk_expr): Don't maintain or pass down use_all_p.
12609 (scan_use): Remove use_all parameter.
12610 (scalarize_use): Likewise. Re-expand assignment to
12611 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
12612 output, and re-scalarize after output. Don't mark anything
12614 (scalarize_ldst): Adjust.
12615 (scalarize_walk_gimple_modify_statement): Likewise.
12616 (build_element_name_1): Handle BIT_FIELD_REFs.
12617 (instantiate_element): Don't warn for any element whose parent
12618 is used as a whole.
12619 (instantiate_missing_elements_1): Return the sra_elt.
12620 (canon_type_for_field): New.
12621 (try_instantiate_multiple_fields): New.
12622 (instantiate_missing_elemnts): Use them.
12623 (mark_no_warning): Removed.
12624 (generate_one_element_ref): Handle BIT_FIELD_REFs.
12625 (REPLDUP, sra_build_elt_assignment): New.
12626 (generate_copy_inout): Use them.
12627 (generate_element_copy): Likewise. Handle bitfld differences.
12628 (generate_element_zero): Don't recurse for blocks. Use
12629 sra_build_elt_assignment.
12630 (generate_one_element_int): Take elt instead of var. Use
12631 sra_build_elt_assignment.
12632 (generate_element_init_1): Adjust.
12633 (scalarize_use, scalarize_copy): Use REPLDUP.
12634 (scalarize_ldst): Move assert before dereference.
12635 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
12637 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
12640 * tree.c (reconstruct_complex_type): Reconstruct a reference
12642 Also use the same mode for the pointer as the old pointer type.
12644 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
12646 * doc/trouble.texi (Interoperation): Remove note about Ultrix
12649 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
12651 PR rtl-optimization/31676
12652 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
12653 (df_refs_record): Call it.
12655 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
12657 * rtl.def (SS_ABS): New code.
12658 * config/bfin/bfin.c (print_operand): New modifier 'v'.
12659 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
12660 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
12661 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
12662 (bfin_init_builtins): Define them.
12663 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
12664 (bfin_expand_builtin): ... and handle the others here.
12665 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
12666 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
12667 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
12668 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
12669 operand is only HImode.
12671 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
12673 * regclass.c (scan_one_insn): Remove splitting of
12676 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
12677 Nigel Stephens <nigel@mips.com>
12679 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
12681 2007-04-28 Jan Hubicka <jh@suse.cz>
12683 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
12684 insn_locators_alloc instead of insn_locators_initialize;
12685 call reset_block_changes.
12686 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
12687 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
12688 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
12689 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
12690 * config/score/score.c (th_output_mi_thunk): Likewise.
12691 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
12692 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
12693 tolerate uninitialized locator info.
12696 * function.c (init_function_start): Don't init line number info.
12697 (expand_function_end): Update.
12698 (reset_block_changes, record_block_change, finalize_block_changes,
12699 check_block_change, free_block_changes): Kill.
12700 * function.h (reset_block_changes, record_block_change,
12701 finalize_block_changes, check_block_change, free_block_changes):
12703 (struct function): Remove ib_boundaries_block.
12704 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
12705 Use curr_insn_locator to initialize locator.
12706 (emit_line_note): Remove.
12707 * cfgexpand.c (expand_gimple_cond_expr): Update.
12708 (construct_exit_block): Likewise.
12709 (tree_expand_cfg): Initialize/finalize locators.
12710 * expr.c (expand_expr_real): Update.
12711 * cfglayout.c (line_locators_locs, line_locators_lines,
12712 file_locators_locs, file_locators_files): Remove.
12713 (set_block_levels): Move to cfgexpand.c.
12714 (insn_locators_initialize): Remove.
12715 (pass_insn_locators_initialize): Remove.
12716 (locations_locators_locs, locations_locators_vals): New static vars.
12717 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
12719 (insn_locators_alloc, insn_locators_finalize,
12720 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12722 (locator_location): New.
12723 (locator_line, locator_file): Rewrite.
12724 * rtl.h (emit_line_note): Kill.
12725 (insn_locators_alloc, insn_locators_finalize,
12726 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
12728 * tree-inline.c (initialize_cfun): Do not initialize
12729 ib_boundaries_block.
12730 * passes.c (pass_insn_locators_initialize): Remove.
12732 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
12734 * tree-cfg.c (move_block_to_fn): Release bb from dominance
12735 info. Update last_basic_block correctly.
12737 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
12740 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
12741 register itself to hold the offset constant. Tell flow the use
12742 of r4 and r5 when they are used.
12744 2007-04-27 Richard Guenther <rguenther@suse.de>
12746 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
12747 if we simplified anything.
12748 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
12749 warnings until we did a simplification and the stmt was not
12750 marked as TREE_NO_WARNING.
12752 2007-04-27 Mike Stump <mrs@apple.com>
12754 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
12756 2007-04-27 Ian Lance Taylor <iant@google.com>
12758 PR middle-end/31710
12759 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
12760 TYPE_MAX_VALUE exist, convert them to the new type.
12762 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12764 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
12765 if it claims to be available.
12766 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
12767 edge is redirected.
12768 (perform_tree_ssa_dce): Always free postdominators.
12770 2007-04-27 Richard Henderson <rth@redhat.com>
12772 * config/alpha/predicates.md (aligned_memory_operand): Mark
12773 as define_special_predicate.
12774 (unaligned_memory_operand, normal_memory_operand): Likewise.
12775 (reg_or_unaligned_mem_operand): Remove.
12776 (any_memory_operand): Match the documentation and check for
12777 non-renumbered pseudos during reload.
12778 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
12779 alpha_secondary_reload_class, update to new interface, make static.
12780 Handle CQImode like HImode. Remove FP subreg check.
12781 (alpha_expand_mov): Use replace_equiv_address.
12782 (alpha_expand_mov_nobwx): Use any_memory_operand.
12783 (TARGET_SECONDARY_RELOAD): New.
12784 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
12785 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
12786 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
12787 * config/alpha/alpha.md: ... here.
12788 (RELOAD12, reloadmode): New.
12790 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
12791 Don't handle the aligned case here.
12792 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
12793 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
12794 reload_inhi_help. Don't expect a scratch register.
12795 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
12797 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
12799 2007-04-27 Richard Guenther <rguenther@suse.de>
12801 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
12803 2007-04-27 Richard Guenther <rguenther@suse.de>
12805 PR tree-optimization/30965
12806 PR tree-optimization/30978
12807 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
12808 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
12809 (find_equivalent_equality_comparison): Likewise.
12810 (simplify_cond): Likewise.
12811 (get_prop_source_stmt): New helper.
12812 (get_prop_dest_stmt): Likewise.
12813 (can_propagate_from): Likewise.
12814 (remove_prop_source_from_use): Likewise.
12815 (combine_cond_expr_cond): Likewise.
12816 (forward_propagate_comparison): New function.
12817 (forward_propagate_into_cond): Rewrite to use fold for
12819 (tree_ssa_forward_propagate_single_use_vars): Call
12820 forward_propagate_comparison to propagate comparisons.
12822 2007-04-27 Richard Guenther <rguenther@suse.de>
12824 PR tree-optimization/31715
12825 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
12826 sure to do computation on the offset in an appropriate
12829 2007-04-27 Richard Sandiford <richard@codesourcery.com>
12831 * reload.h (elimination_target_reg_p): Declare.
12832 * reload.c (find_reloads): Don't apply the reg_rtx move
12833 optimization if the SET_DEST satisfies elimination_target_reg_p.
12834 * reload1.c (elimination_target_reg_p): New function.
12835 (gen_reload): In the move/add2 fallback, make sure that op0
12836 does not overlap the destination register.
12838 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12840 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
12841 transform only GIMPLE_MODIFY_STMTs.
12842 * tree-complex.c (expand_complex_operations_1): Ditto.
12843 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
12844 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
12845 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
12847 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
12848 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
12849 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
12850 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
12851 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
12852 slpeel_add_loop_guard): Ditto.
12853 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
12854 * lambda-code.c (perfect_nestify): Ditto.
12855 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
12856 before the first statement.
12857 * tree-optimize.c (execute_free_datastructures): Fix comments.
12858 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
12859 * tree-flow.h (disband_implicit_edges): Declaration removed.
12860 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
12862 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
12863 COND_EXPRs without gotos.
12864 (disband_implicit_edges, has_label_p): Removed.
12865 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
12866 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
12868 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
12870 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
12871 also for COND_EXPRs.
12872 * cfgexpand.c (label_rtx_for_bb): New function.
12873 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
12874 Use label_rtx_for_bb to find the labels.
12875 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
12876 last block. Detect fallthru edges.
12878 2007-04-26 Ian Lance Taylor <iant@google.com>
12881 * reload.c (find_reloads_subreg_address): If the address was valid
12882 in the original mode but not in the new mode, reload the whole
12885 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
12887 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
12888 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
12889 (cleanup_control_expr_graph): Do not invalidate dominance info.
12890 Record altered blocks.
12891 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
12892 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
12893 cleanup_tree_cfg_bb): New functions.
12894 (remove_forwarder_block): Do not maintain the worklist of blocks.
12895 Record altered blocks.
12896 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
12897 not over whole cfg.
12898 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
12899 delete_unreachable_blocks if dominators are not available.
12900 * tree-inline.c (optimize_inline_calls): Free dominance information
12902 * tree-flow.h (remove_edge_and_dominated_blocks,
12903 cfgcleanup_altered_bbs): Altered.
12904 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
12906 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
12908 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
12909 do not invalidate dominators.
12911 2007-04-26 Anatoly Sokolov <aesok@post.ru>
12913 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
12914 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
12915 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
12916 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
12918 2007-04-26 Steve Ellcey <sje@cup.hp.com>
12920 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
12922 2007-04-26 Richard Guenther <rguenther@suse.de>
12924 PR tree-optimization/31703
12925 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
12926 the right type for the target of the bittest.
12928 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12930 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
12931 ix86_sol10_return_in_memory.
12933 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12935 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
12938 2007-04-26 Jakub Jelinek <jakub@redhat.com>
12941 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
12943 PR tree-optimization/30558
12944 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
12945 clear this_state.prev_try.
12947 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12948 Mark Mitchell <mark@codesourcery.com>
12950 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
12951 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
12952 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
12954 2007-04-26 Richard Sandiford <richard@codesourcery.com>
12957 * doc/invoke.texi (%:print-asm-header): Document.
12958 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
12960 (static_spec_functions): Add print-asm-header.
12961 (main): Print a banner before the --target-help linker options.
12962 (print_asm_header_spec_function): New function.
12964 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
12967 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
12968 (movsf_ie): Likewise.
12970 2007-04-25 Paolo Carlini <pcarlini@suse.de>
12972 * doc/extend.texi ([Type Traits]): Adjust per N2255.
12974 2007-04-25 Bob Wilson <bob.wilson@acm.org>
12976 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
12977 exception for divide-by-zero.
12978 (__umodsi3, __modsi3): Likewise.
12980 2007-04-25 Dirk Mueller <dmueller@suse.de>
12982 * c-typeck.c (build_compound_expr): Annotate warning()
12983 call with OPT_Wunused_value.
12984 * tree-ssa.c (warn_uninit): Annotate warning with
12986 * c-common.c (handle_sentinel_attribute): Annotate warning
12987 call with OPT_Wattributes.
12989 2007-04-25 Thiemo Seufer <ths@mips.com>
12991 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
12992 (mips16): Fix typo.
12993 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
12994 on to the assembler. Improve handling of -mno-mips16. Add handling
12995 of -mno-mips3d, -mno-dsp, -mno-dspr2.
12996 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
12997 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
12998 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
13000 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
13003 * config/i386/winnt.c (i386_pe_file_end): Strip only
13004 USER_LABEL_PREFIX when writing export name.
13006 2007-04-25 Richard Sandiford <richard@codesourcery.com>
13008 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
13009 sh/elf.h, vx-common.h and vxworks.h.
13010 * config/sh/sh.h: Include config/vxworks-dummy.h.
13011 (SUBTARGET_OVERRIDE_OPTIONS): Define.
13012 (OVERRIDE_OPTIONS): Use it.
13013 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
13014 (vxworks_picreg): New pattern.
13015 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
13016 VXWORKS_OS_CPP_BUILTINS.
13017 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
13018 to their VXWORKS_* equivalents.
13019 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
13020 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
13021 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
13022 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
13023 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
13024 -mrtp/-fPIC multilibs.
13025 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
13026 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
13027 (MULTILIB_OSDIRNAMES): Delete.
13029 2007-04-25 Anatoly Sokolov <aesok@post.ru>
13032 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
13034 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
13036 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
13037 rounding mode to be specified by the caller.
13038 (real_to_mpfr) Likewise.
13039 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
13040 include new arguments.
13041 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
13043 2007-04-24 Ian Lance Taylor <iant@google.com>
13045 PR tree-optimization/31605
13046 * tree-vrp.c (set_value_range): Check that min and max are not
13047 both overflow infinities.
13048 (set_value_range_to_value): New static function.
13049 (extract_range_from_binary_expr): Call set_value_range_to_value.
13050 (extract_range_from_cond_expr): Likewise.
13051 (extract_range_from_expr): Likewise.
13052 (extract_range_from_unary_expr): Likewise. Don't create a range
13053 which overflows on both sides.
13054 (vrp_meet): Check for a useless range.
13055 (vrp_visit_phi_node): If we see a constant which looks like an
13056 overflow infinity, turn off the TREE_OVERFLOW flag.
13058 2007-04-24 Ian Lance Taylor <iant@google.com>
13060 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
13062 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
13064 PR diagnostic/25923
13065 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
13066 diagnostic message is being built.
13067 * tree-pretty-print.c (dump_generic_node): Only write the
13068 formatted text into BUFFER's stream if we are not building a
13069 diagnostic message.
13070 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
13072 * Makefile.in (toplev.o): Depend on tree-pass.h.
13074 2007-04-24 Ian Lance Taylor <iant@google.com>
13076 PR tree-optimization/31602
13077 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
13078 conditionals in the copied loop header.
13079 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
13080 warnings if TREE_NO_WARNING is set.
13081 * doc/invoke.texi (Warning Options): Clarify that
13082 -Wstrict-overflow does not warn about loops.
13084 2007-04-24 Janis Johnson <janis187@us.ibm.com>
13086 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
13087 expand on the comment about _Decimal128 arguments and check the
13088 integer result of the modulus operation; for 64-bit ELF ABI, ensure
13089 that _Decimal128 argument uses even/odd register pair.
13090 (function_arg): Ditto.
13092 2007-04-24 Hui-May Chang <hm.chang@apple.com>
13094 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
13095 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
13097 2007-04-24 Richard Guenther <rguenther@suse.de>
13098 Olga Golovanevsky <olga@il.ibm.com>
13100 * fold-const.c (multiple_of_p): Check for bottom
13103 2007-04-24 Richard Henderson <rth@redhat.com>
13105 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
13106 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
13107 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
13108 looking for non-zero bits shifted out. Avoid a recursive call
13109 when constructing the scalar.
13110 (__floatundisf): Likewise.
13112 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
13114 * dwarf2out.c (field_byte_offset): Move the existing logic
13115 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
13116 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
13118 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13121 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
13122 length argument of 0 for memset.
13123 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
13124 unsigned shift instead of the signed variant.
13126 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
13128 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
13129 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
13130 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
13131 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
13132 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
13133 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
13134 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
13135 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
13136 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
13137 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
13138 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
13139 "mul<mode>3", "div<mode>3"): Insn definitions added.
13140 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
13141 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
13142 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
13143 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
13144 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
13145 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
13146 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
13147 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
13148 TARGET_FLOAT_FORMAT): Macro definitions removed.
13149 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
13150 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
13151 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
13152 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
13153 (s390_gen_rtx_const_DI): Function removed.
13154 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
13156 2007-04-24 Richard Sandiford <richard@codesourcery.com>
13158 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
13159 over an external ffs function.
13161 2007-04-24 Chao-ying Fu <fu@mips.com>
13162 Richard Sandiford <richard@nildram.co.uk>
13164 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
13165 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
13166 (smadd_widen_optab, umadd_widen_optab): Define.
13167 * optabs.c (init_optabs): Initialize smadd_widen_optab and
13169 * genopinit.c (optabs): Fill in smadd_widen_optab and
13171 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
13172 and umadd_widen_optab to implement multiply-add sequences.
13173 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
13174 (<u>maddsidi4): ...this. Extend condition to include
13175 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
13176 of operand 0 to "ka" and use the three-operand form of madd<u>
13178 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
13180 * config/mips/constraints.md (ka): New register constraint.
13182 2007-04-24 Jan Hubicka <j@suse.cz>
13186 2007-04-23 Jan Hubicka <jh@suse.cz>
13187 * function.c (init_function_start): Don't init line number info.
13188 (expand_function_end): Update.
13189 (reset_block_changes, record_block_change, finalize_block_changes,
13190 check_block_change, free_block_changes): Kill.
13191 * function.h (reset_block_changes, record_block_change,
13192 finalize_block_changes, check_block_change, free_block_changes):
13194 (struct function): Remove ib_boundaries_block.
13195 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13196 Use curr_insn_locator to initialize locator.
13197 (emit_line_note): Remove.
13198 * cfgexpand.c (expand_gimple_cond_expr): Update.
13199 (construct_exit_block): Likewise.
13200 (tree_expand_cfg): Initialize/finalize locators.
13201 * expr.c (expand_expr_real): Update.
13202 * cfglayout.c (line_locators_locs, line_locators_lines,
13203 file_locators_locs, file_locators_files): Remove.
13204 (set_block_levels): Move to cfgexpand.c.
13205 (insn_locators_initialize): Remove.
13206 (pass_insn_locators_initialize): Remove.
13207 (locations_locators_locs, locations_locators_vals): New static vars.
13208 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13210 (insn_locators_alloc, insn_locators_finalize,
13211 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13213 (locator_location): New.
13214 (locator_line, locator_file): Rewrite.
13215 * rtl.h (emit_line_note): Kill.
13216 (insn_locators_alloc, insn_locators_finalize,
13217 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13219 * tree-inline.c (initialize_cfun): Do not initialize
13220 ib_boundaries_block.
13221 * passes.c (pass_insn_locators_initialize): Remove.
13223 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
13225 * doc/invoke.texi: Removed leading '-' from option index entries.
13227 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
13229 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
13231 (create_phi_node): Use set_phi_nodes.
13232 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
13233 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
13234 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
13235 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
13236 (bsi_start, bsi_last): Use bb_stmt_list.
13237 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
13238 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
13239 Traverse the statements using tsi iterator.
13240 * basic-block.h (struct basic_block_def): Fields stmt_list
13241 and phi_nodes moved to ...
13242 (struct tree_bb_info): ... new structure.
13243 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
13244 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
13245 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
13246 (tree_verify_flow_info): Verify that il.tree is not set for
13247 entry and exit block.
13248 (tree_split_block): Use set_bb_stmt_list.
13250 2007-04-23 Mike Stump <mrs@apple.com>
13252 * config/i386/i386.c (ix86_tune_features
13253 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
13256 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13258 * config/i386/i386.md (prefix_extra): New attribute.
13259 (length): Add prefix_extra.
13261 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
13262 (sse2_movntv2di): Likewise.
13263 (sse2_cvtps2dq): Likewise.
13264 (sse2_cvtpd2pi): Likewise.
13265 (sse2_cvttpd2pi): Likewise.
13266 (*sse2_cvtpd2ps): Likewise.
13267 (*add<mode>3): Likewise.
13268 (sse2_ssadd<mode>3): Likewise.
13269 (sse2_usadd<mode>3): Likewise.
13270 (*sub<mode>3): Likewise.
13271 (sse2_sssub<mode>3): Likewise.
13272 (sse2_ussub<mode>3): Likewise.
13273 (*mulv8hi3): Likewise.
13274 (*smulv8hi3_highpart): Likewise.
13275 (*umulv8hi3_highpart): Likewise.
13276 (sse2_umulv2siv2di3): Likewise.
13277 (sse2_pmaddwd): Likewise.
13278 (ashr<mode>3): Likewise.
13279 (lshr<mode>3): Likewise.
13280 (ashl<mode>3): Likewise.
13281 (sse2_ashlti3): Likewise.
13282 (sse2_lshrti3): Likewise.
13283 (*umaxv16qi3): Likewise.
13284 (*smaxv8hi3): Likewise.
13285 (*uminv16qi3): Likewise.
13286 (*sminv8hi3): Likewise.
13287 (sse2_eq<mode>3): Likewise.
13288 (sse2_gt<mode>3): Likewise.
13289 (*and<mode>3): Likewise.
13290 (sse2_nand<mode>3): Likewise.
13291 (*ior<mode>3): Likewise.
13292 (*xor<mode>3): Likewise.
13293 (sse2_packsswb): Likewise.
13294 (sse2_packssdw): Likewise.
13295 (sse2_packuswb): Likewise.
13296 (sse2_punpckhbw): Likewise.
13297 (sse2_punpcklbw): Likewise.
13298 (sse2_punpckhwd): Likewise.
13299 (sse2_punpcklwd): Likewise.
13300 (sse2_punpckhdq): Likewise.
13301 (sse2_punpckldq): Likewise.
13302 (sse2_punpckhqdq): Likewise.
13303 (sse2_punpcklqdq): Likewise.
13304 (*sse2_pinsrw): Likewise.
13305 (*sse2_pextrw): Likewise.
13306 (sse2_pshufd_1): Likewise.
13307 (sse2_uavgv16qi3): Likewise.
13308 (sse2_uavgv8hi3): Likewise.
13309 (sse2_psadbw): Likewise.
13310 (sse2_pmovmskb): Likewise.
13311 (*sse2_maskmovdqu): Likewise.
13312 (*sse2_maskmovdqu_rex64): Likewise.
13313 (sse4a_extrqi): Likewise.
13314 (sse4a_extrq): Likewise.
13315 (sse3_lddqu): Set prefix_rep.
13316 (sse3_addsubv4sf3): Likewise.
13317 (sse3_haddv4sf3): Likewise.
13318 (sse3_hsubv4sf3): Likewise.
13319 (sse_cvtss2si): Likewise.
13320 (sse_cvtss2si_2): Likewise.
13321 (sse_cvtss2siq): Likewise.
13322 (sse_cvtss2siq_2): Likewise.
13323 (sse_cvttss2si): Likewise.
13324 (sse_cvttss2siq): Likewise.
13325 (sse2_cvttps2dq): Likewise.
13326 (sse3_movshdup): Likewise.
13327 (sse3_movsldup): Likewise.
13328 (sse2_cvtsd2si): Likewise.
13329 (sse2_cvtsd2si_2): Likewise.
13330 (sse2_cvtsd2siq): Likewise.
13331 (sse2_cvtsd2siq_2): Likewise.
13332 (sse2_cvttsd2si): Likewise.
13333 (sse2_cvttsd2siq): Likewise.
13334 (*sse2_cvtpd2dq): Likewise.
13335 (*sse2_cvttpd2dq): Likewise.
13336 (sse2_pshuflw_1): Likewise.
13337 (sse2_pshufhw_1): Likewise.
13338 (sse4a_insertqi): Likewise.
13339 (sse4a_insertq): Likewise.
13340 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
13341 (ssse3_phadddv4si3): Likewise.
13342 (ssse3_phaddswv8hi3): Likewise.
13343 (ssse3_phsubwv8hi3): Likewise.
13344 (ssse3_phsubdv4si3): Likewise.
13345 (ssse3_phsubswv8hi3): Likewise.
13346 (ssse3_pmaddubswv8hi3): Likewise.
13347 (ssse3_pmulhrswv8hi3): Likewise.
13348 (ssse3_pshufbv16qi3): Likewise.
13349 (ssse3_psign<mode>3): Likewise.
13350 (ssse3_palignrti): Likewise.
13351 (abs<mode>2): Likewise.
13352 (ssse3_phaddwv4hi3): Set prefix_extra.
13353 (ssse3_phadddv2si3): Likewise.
13354 (ssse3_phaddswv4hi3): Likewise.
13355 (ssse3_phsubwv4hi3): Likewise.
13356 (ssse3_phsubdv2si3): Likewise.
13357 (ssse3_phsubswv4hi3): Likewise.
13358 (ssse3_pmaddubswv4hi3): Likewise.
13359 (ssse3_pmulhrswv4hi3): Likewise.
13360 (ssse3_pshufbv8qi3): Likewise.
13361 (ssse3_psign<mode>3): Likewise.
13362 (ssse3_palignrdi): Likewise.
13363 (abs<mode>2): Likewise.
13364 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
13365 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
13366 (sse2_pmovmskb): Set mode to SI instead of V2DF.
13368 2007-04-23 Nick Clifton <nickc@redhat.com>
13370 * params.def: Fix formatting of emacs local variables.
13372 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
13374 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
13375 move if inter-unit move isn't allowed.
13376 Don't split moving the first element of V2DI to DI to inter-unit
13377 move if inter-unit move isn't allowed.
13379 2007-04-23 Richard Guenther <rguenther@suse.de>
13381 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
13382 and CDI_POST_DOMINATORS separately.
13384 2007-04-23 Nick Clifton <nickc@redhat.com>
13386 * c.opt (Wformat-contains-nul): Add warning attribute.
13388 2007-04-23 Jan Hubicka <jh@suse.cz>
13390 * function.c (init_function_start): Don't init line number info.
13391 (expand_function_end): Update.
13392 (reset_block_changes, record_block_change, finalize_block_changes,
13393 check_block_change, free_block_changes): Kill.
13394 * function.h (reset_block_changes, record_block_change,
13395 finalize_block_changes, check_block_change, free_block_changes):
13397 (struct function): Remove ib_boundaries_block.
13398 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
13399 Use curr_insn_locator to initialize locator.
13400 (emit_line_note): Remove.
13401 * cfgexpand.c (expand_gimple_cond_expr): Update.
13402 (construct_exit_block): Likewise.
13403 (tree_expand_cfg): Initialize/finalize locators.
13404 * expr.c (expand_expr_real): Update.
13405 * cfglayout.c (line_locators_locs, line_locators_lines,
13406 file_locators_locs, file_locators_files): Remove.
13407 (set_block_levels): Move to cfgexpand.c.
13408 (insn_locators_initialize): Remove.
13409 (pass_insn_locators_initialize): Remove.
13410 (locations_locators_locs, locations_locators_vals): New static vars.
13411 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
13413 (insn_locators_alloc, insn_locators_finalize,
13414 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13416 (locator_location): New.
13417 (locator_line, locator_file): Rewrite.
13418 * rtl.h (emit_line_note): Kill.
13419 (insn_locators_alloc, insn_locators_finalize,
13420 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
13422 * tree-inline.c (initialize_cfun): Do not initialize
13423 ib_boundaries_block.
13424 * passes.c (pass_insn_locators_initialize): Remove.
13426 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
13428 PR middle-end/31448
13429 * expr.c (reduce_to_bit_field_precision): Handle
13432 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
13434 PR tree-optimization/24659
13435 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
13436 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
13437 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
13438 * genopinit.c (optabs): Rename vec_pack_mod_optab
13439 to vec_pack_trunc_optab.
13440 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
13441 early for scalar floating point operands for NOP_EXPR.
13442 (vectorizable_type_promotion): Ditto.
13443 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
13444 vec_pack_trunc_optab.
13445 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
13447 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
13448 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
13449 Rename from VEC_PACK_MOD_EXPR.
13450 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
13451 * expr.c (expand_expr_real_1): Ditto.
13452 * tree-inline.c (estimate_num_insns_1): Ditto.
13453 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
13455 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
13456 (vec_unpacks_lo_v4sf): Ditto.
13457 (vec_pack_trunc_v2df): Ditto.
13458 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
13459 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13460 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
13462 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
13464 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
13466 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
13467 Rename from VEC_PACK_MOD_EXPR. This expression also represent
13468 packing of floating point operands.
13469 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
13470 represent unpacking of floating point operands.
13471 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
13472 [vec_unpacks_hi]: Ditto.
13473 [vec_unpacks_lo]: Ditto.
13475 2007-04-22 Jan Hubicka <jh@suse.cz>
13477 * final.c (rest_of_handle_final): Call
13478 targetm.asm_out.constructor/targetm.asm_out.destructor
13479 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
13480 proper priority via decl_*_priority_insert.
13481 * c-common.c (c_expand_body): Likewise.
13483 2007-04-22 Richard Guenther <rguenther@suse.de>
13485 PR tree-optimization/29789
13486 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
13487 (rewrite_reciprocal): New helper split out from
13488 determine_invariantness_stmt.
13489 (rewrite_bittest): Likewise.
13490 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
13491 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
13494 2007-04-22 Revital Eres <eres@il.ibm.com>
13496 * loop-unroll.c (var_to_expand): New field to support also
13497 insns of the form x = something + x.
13498 (analyze_insn_to_expand_var): Use it.
13499 (expand_var_during_unrolling): Likewise.
13501 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13503 * predict.c: Include pointer-set.h.
13504 (bb_predictions): New variable.
13505 (tree_predicted_by_p, tree_predict_edge,
13506 remove_predictions_associated_with_edge): Use bb_predictions map
13507 instead of bb->predictions.
13508 (clear_bb_predictions, assert_is_empty): New functions.
13509 (combine_predictions_for_bb): Use bb_predictions map. Call
13510 clear_bb_predictions.
13511 (tree_estimate_probability): Create and free bb_predictions map.
13512 * Makefile.in (predict.o): Add pointer-set.h dependency.
13513 * basic-block.h (struct basic_block_def): Remove predictions
13515 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
13517 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
13520 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
13523 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13525 * timevar.c (timevar_print): Change reference of --disable-checking to
13526 --enable-checking=release. Also warn if assert checking is disabled.
13528 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13531 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
13532 decl as addressable if the compound literal was marked as
13534 Mark the decl as a gimple register if it is a complex or
13535 vector decl and does not live in memory.
13537 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
13539 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
13540 (GENERIC_NEXT): New function macro.
13541 (PHI_CHAIN): Use phi_node's new chain variable.
13542 (tree_phi_node): Change tree_common to tree_base
13543 and add the chain field.
13544 * tree-phinodes.c (make_phi_node): Don't set
13545 TREE_TYPE on the new node.
13546 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
13547 instead of checking GIMPLE_TUPLE_P in chain_next.
13548 * tree-vect-transform.c
13549 (get_initial_def_for_induction): Look at
13550 PHI_RESULT_TREE for the type of the phi node.
13551 (update_vuses_to_preheader): Use PHI_CHAIN
13552 instead of TREE_CHAIN on the phi node.
13553 * tree-ssa-structalias.c (compute_points_to_sets):
13555 (ipa_pta_execute): Likewise.
13557 2007-04-21 Richard Guenther <rguenther@suse.de>
13559 PR middle-end/31136
13560 * fold-const.c (fold_unary): Call fold_convert_const on the
13563 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
13565 * gcse.c (store_killed_in_insn): Handle PARALLELs.
13566 (store_killed_in_pat): New.
13568 2007-04-20 Richard Henderson <rth@redhat.com>
13571 * config/i386/i386.c (type_has_variadic_args_p): Look for any
13572 TREE_LIST with a void_type_node value, not void_list_node exactly.
13574 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
13576 * doc/standards.texi: Re-arrange into language-specific
13577 subsections. Add a C++ section, documenting which standards we
13580 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
13582 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
13583 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
13585 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
13587 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
13588 ecrti.o and crtbegin.o.
13589 (LIB_DEFAULT_SPEC): Include -lc.
13590 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
13592 2007-04-20 Richard Henderson <rth@redhat.com>
13595 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
13596 argument; update all callers.
13597 (get_unaligned_offset): New.
13598 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
13599 get_unaligned_address, just pass on the address directly.
13600 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
13601 the subreg in the helper patterns.
13602 (unaligned_extendqidi_le): Use get_unaligned_offset.
13603 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
13604 (unaligned_extendhidi_be): Likewise.
13605 (unaligned_extendhidi): Tidy.
13606 * config/alpha/alpha-protos.h: Update.
13608 2007-04-20 Richard Henderson <rth@redhat.com>
13610 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
13611 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
13612 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
13613 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13614 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13615 (CPP_SPEC): Don't include %(cpp_subtarget).
13616 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
13617 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
13618 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
13620 2007-04-20 Jakub Jelinek <jakub@redhat.com>
13622 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
13623 for __builtin_ia32_cmpordss.
13625 PR tree-optimization/31632
13626 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
13627 and arg1 for optimizations of comparison against min/max values.
13628 Fold arg0 to arg1's type for optimizations of comparison against
13629 min+1 and max-1 values.
13631 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
13633 * reload.c (combine_reloads): When trying to use a dying register,
13634 check whether it's uninitialized and don't use if so.
13636 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
13638 * fold-const.c: Remove prototypes for native_encode_expr and
13639 native_interpret_expr.
13640 (native_encode_expr): Make non-static.
13641 (native_interpret_expr): Likewise.
13642 * tree.h: Add prototypes for the above.
13644 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13646 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
13647 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
13648 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
13649 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
13650 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
13651 Add length attributes.
13653 2007-04-19 Janis Johnson <janis187@us.ibm.com>
13655 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
13658 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
13659 __STDC_WANT_DEC_FP__.
13661 2007-04-19 Joseph Myers <joseph@codesourcery.com>
13663 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
13664 for long double compatibility.
13665 * configure: Regenerate.
13667 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
13669 PR rtl-optimization/29841
13670 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
13672 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
13673 that may cause control flow transfer from being moved.
13675 2007-04-18 Jan Hubicka <jh@suse.cz>
13677 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
13680 2007-04-18 Eric Christopher <echristo@apple.com>
13682 * config/rs6000/darwin.md (load_macho_picbase): Use link register
13683 only. Update operands.
13684 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
13685 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
13686 link register to pic register.
13688 2007-04-18 Dirk Mueller <dmueller@suse.de>
13690 PR diagnostic/31227
13691 * tree-vrp.c (search_for_addr_array): New.
13692 (check_array_bounds): Suppress warning about
13693 address taken of array refs if its not de-referenced.
13695 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13697 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
13698 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
13700 * tree-vectorizer.h (NITERS_KNOWN_P): New.
13701 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
13702 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
13704 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
13706 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
13708 (vect_analyze_scalar_cycles): Fix indentation.
13709 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
13710 (vect_mark_relevant): Include phis in relevance analysis.
13712 * tree-vect-transform.c (vect_transform_loop): Add an assert.
13714 2007-04-18 Anatoly Sokolov <aesok@post.ru>
13716 * config/avr/avr.c (ptrreg_to_str): Replace error() with
13717 output_operand_lossage().
13719 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13721 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
13722 the unused code for reduction without adjust-in-epilog to simplify the
13725 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
13727 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
13728 (S390_TDC_NEGATIVE_ZERO): New constant.
13729 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
13730 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
13731 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
13732 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
13733 (S390_TDC_POSITIVE_INFINITY): New constant.
13734 (S390_TDC_NEGATIVE_INFINITY): New constant.
13735 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
13736 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
13737 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
13738 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
13739 (S390_TDC_INFINITY): New constant.
13740 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
13741 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
13742 optimization for UNSPEC_CCZ_TO_INT.
13743 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
13744 ("*ccz_to_int"): New insn.
13745 ("isinf<mode>2"): New insn.
13746 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
13747 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
13748 (UNSPEC_CCZ_TO_INT): New constant.
13750 2007-04-18 Richard Guenther <rguenther@suse.de>
13752 PR tree-optimization/19431
13753 PR tree-optimization/21463
13754 * tree-pass.h (pass_phiprop): Declare.
13755 * passes.c (init_optimization_passes): New phiprop pass.
13756 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
13757 (phivn_valid_p): New helper function.
13758 (phiprop_insert_phi): Likewise.
13759 (propagate_with_phi): Likewise.
13760 (tree_ssa_phiprop): New propagator propagating loads
13761 through phi nodes if profitable.
13763 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
13765 * tree-vect-analyze.c (process_use): New function.
13766 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
13767 Check phis in all bbs.
13768 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
13771 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
13773 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
13776 2007-04-17 Anatoly Sokolov <aesok@post.ru>
13779 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
13782 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
13784 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
13786 (sse_vmmulv4sf3): Likewise.
13787 (sse2_vmaddv2df3): Likewise.
13788 (sse2_vmmulv2df3): Likewise.
13790 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
13792 PR rtl-optimization/31360
13793 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
13794 (target_reg_cost): New.
13795 (init_set_costs): Initialize target_reg_cost. Add comments
13796 regarding the rationale of the costs.
13797 (global_cost_for_size): Renamed to...
13798 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
13799 of register pressure.
13800 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
13801 estimate_reg_pressure_cost. Add number of ivs.
13802 (determine_set_costs): Dump target_reg_cost.
13803 * loop-invariant.c (gain_for_invariant): Use
13804 estimate_reg_pressure_cost. Removed n_inv_uses argument.
13805 (best_gain_for_invariant, find_invariants_to_move): Remove
13807 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
13808 (target_reg_cost): Declare.
13809 (global_cost_for_size): Declaration removed.
13810 (estimate_reg_pressure_cost): Declare.
13812 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
13814 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
13815 regnos into even/odd register pairs.
13816 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
13817 TDmode similar to the other floating point modes.
13818 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
13819 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
13821 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
13822 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
13823 (movdd_hardfloat64): Use TARGET_MFPGPR.
13825 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
13827 * reload1.c (delete_output_reload): Don't count output in n_inherited.
13830 2005-01-05 Richard Henderson <rth@redhat.com>
13832 * reload1.c (do_input_reload): Restrict the optimization deleteing
13833 a previous output reload to RELOAD_FOR_INPUT.
13835 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
13837 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
13838 induc_vec_info_type.
13839 (vectorizable_induction): New function declaration.
13840 * tree-vect-transform.c (get_initial_def_for_induction): No need to
13841 check if already vectorized. Find first place in BB where new stmts
13842 can be inserted. Takes only one argument.
13843 (vectorizable_induction): New function.
13844 (vect_transform_stmt): Add case for induc_vec_info_type to call
13845 vectorizable_induction.
13846 (vect_transform_loop): Consider phis for vectorization.
13847 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
13849 (analyze_operations): Call vectorizable_induction when analyzing phis.
13851 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
13852 (vect_mark_relevant): Include phis in relevance analysis.
13853 (vect_mark_stmts_to_be_vectorize): Likewise.
13854 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
13856 2007-04-16 Lawrence Crowl <crowl@google.com>
13858 * doc/invoke.texi (Debugging Options): Add documentation for the
13859 -femit-struct-debug options -femit-struct-debug-baseonly,
13860 -femit-struct-debug-reduced, and
13861 -femit-struct-debug-detailed[=...].
13863 * c-opts.c (c_common_handle_option): Add
13864 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
13865 and OPT_femit_struct_debug_detailed_.
13866 * c.opt: Add specifications for
13867 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
13868 and -femit-struct-debug-detailed[=...].
13869 * opts.c (set_struct_debug_option): Parse the
13870 -femit-struct-debug-... options.
13871 * opts.c (matches_main_base, main_input_basename,
13872 main_input_baselength, base_of_path, matches_main_base): Add
13873 variables and functions to compare header base name to compilation
13875 * opts.c (should_emit_struct_debug): Add to determine to emit a
13876 structure based on the option.
13877 (dump_struct_debug) Also disabled function to debug this
13879 * opts.c (handle_options): Save the base name of the
13882 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
13883 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
13884 This hook indicates if a type is generic. Set it by default
13885 to "never generic".
13886 * langhooks.h (struct lang_hooks_for_types): Add a new hook
13887 to determine if a struct type is generic or not.
13888 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
13889 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
13890 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
13891 with live C++ hook.
13893 * flags.h (enum debug_info_usage): Add an enumeration to describe
13894 a program's use of a structure type.
13895 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
13896 to indicate the program's usage of the type. Filter structs based
13897 on the -femit-struct-debug-... specification.
13898 (gen_type_die): Split into two routines, gen_type_die and
13899 gen_type_die_with_usage. gen_type_die is now a wrapper
13900 that assumes direct usage.
13901 (gen_type_die_with_usage): Replace calls to gen_type_die
13902 with gen_type_die_with_usage adding the program usage of
13903 the referenced type.
13904 (dwarf2out_imported_module_or_decl): Suppress struct debug
13905 information using should_emit_struct_debug when appropriate.
13907 2007-04-16 Ian Lance Taylor <iant@google.com>
13909 PR tree-optimization/31522
13910 * tree-vrp.c (vr_phi_edge_counts): New static variable.
13911 (vrp_initialize): Allocate vr_phi_edge_counts.
13912 (vrp_visit_phi_node): Don't push to infinity if we saw a new
13913 executable edge. Drop test for all constants.
13914 (vrp_finalize): Free vrp_phi_edge_counts.
13916 * doc/cpp.texi (Common Predefined Macros): Clarify description of
13917 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
13919 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
13920 predecessors at head rather than tail.
13922 2007-04-16 Matthias Klose <doko@debian.org>
13924 * config/alpha/linux.h (CPP_SPEC): Define.
13925 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
13927 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
13929 * function.h: Remove sequence_stack extern declaration.
13931 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13933 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
13935 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
13938 2007-04-16 Anatoly Sokolov <aesok@post.ru>
13940 * config/avr/avr.c (avr_arch_types): Rearranging array.
13941 (enum avr_arch): Add.
13942 (avr_mcu_types): Use avr_arch enumeration constants instead of
13944 * config/avr/avr.h (LINK_SPEC): Simplify.
13946 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
13948 * config/m68k/m68k.c (m68k_libcall_value,
13949 m68k_function_value): Use macros for register names more.
13951 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
13953 (M68K_REGNAME): Use A6_REG.
13954 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
13956 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
13958 PR middle-end/28071
13959 * sched-int.h (struct deps): Split field 'pending_lists_length' into
13960 'pending_read_list_length' and 'pending_write_list_length'. Update
13962 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
13963 to handle two length counters instead of one. Update all uses.
13964 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
13965 two length counters instead of one.
13966 * sched-rgn.c (propagate_deps): Update to handle two length counters
13969 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
13972 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
13973 copy of source, pass it to ix86_expand_vector_set and return
13976 2007-04-16 David Ung <davidu@mips.com>
13977 Joseph Myers <joseph@codesourcery.com>
13979 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
13980 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
13981 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
13982 Add 74K processor information.
13983 * config/mips/mips.md: Include 74k.md.
13984 (cpu): Add 74kc,74kf,74kx.
13985 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
13986 * config/mips/74k.md: New.
13987 * doc/invoke.texi (MIPS Options): Document 74K support.
13989 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
13991 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
13992 vectorizable_* functions.
13993 * tree-vect-transform.c (vectorizable_call): Add check for
13994 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
13995 (vectorizable_store): likewise.
13996 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
13998 (vectorizable_operation, vectorizable_type_demotion): Likewise.
13999 (vectorizable_type_promotion, vectorizable_load): Likewise.
14000 (vectorizable_live_operation, vectorizable_condition): Likewise.
14001 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
14003 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
14005 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14007 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
14008 register numbers more.
14009 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
14010 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
14011 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
14012 FUNCTION_VALUE_REGNO_P): Likewise.
14013 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
14014 STATIC_CHAIN_REGNUM): Likewise.
14015 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
14016 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
14017 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
14018 * config/m68k/m68k.md (FP_REG): New.
14020 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14022 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
14025 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
14027 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
14028 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
14031 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14033 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
14036 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
14039 * c-decl.c (finish_decl): Grab the type of the decl after the call
14040 to store_init_value.
14042 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
14044 * common.opt (fforward-propagate): Fix "Optimization" annotation.
14046 2007-04-14 Jakub Jelinek <jakub@redhat.com>
14049 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
14050 dominators, post dominators and cleanup cfg before returning.
14052 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
14054 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
14055 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
14057 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
14059 * config.gcc: Recognize fido.
14060 * config/m68k/m68k-devices.def (fidoa): New.
14061 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
14063 (FL_FIDOA, TARGET_FIDOA): New.
14064 * config/m68k/m68k.opt (mfidoa): New.
14066 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14068 PR middle-end/31322
14069 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
14070 when a personality function is used.
14072 2007-04-13 Bob Wilson <bob.wilson@acm.org>
14074 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
14076 2007-04-13 Mike Stump <mrs@apple.com>
14078 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
14080 * config/darwin.opt (fapple-kext): Make C++ only.
14081 * config/darwin.c (darwin_override_options): Remove code to ensure
14082 -fapple-kext is given for C++ only.
14084 2007-04-13 Richard Sandiford <richard@codesourcery.com>
14086 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
14087 * config/mips/mips.c (override_options): Call
14088 SUBTARGET_OVERRIDE_OPTIONS, if defined.
14090 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14092 * config/i386/i386.opt (msvr3-shlib): Removed.
14094 * doc/invoke.texi: Remove -msvr3-shlib.
14096 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
14098 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
14099 with "popcnt" instruction.
14101 2007-04-13 Richard Guenther <rguenther@suse.de>
14103 PR tree-optimization/21258
14104 * tree-vrp.c (compare_case_labels): New helper.
14105 (find_switch_asserts): New function.
14106 (find_assert_locations): Call it for SWITCH_EXPRs.
14108 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
14110 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
14111 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
14112 check is now implied in X87_FLOAT_MODE_P.
14113 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14114 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14115 (fix_trunc<mode>_i386_fisttp): Ditto.
14116 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14117 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14118 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14119 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14120 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14121 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14122 (unnamed_splitters): Ditto.
14123 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
14124 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
14125 FIRST_SSE_REG for local functions when SSE math is enabled or
14126 for functions with sseregparm attribute.
14127 (standard_80387_constant_p): Return -1 if mode is not
14129 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
14130 (ix86_expand_compare): Ditto.
14131 (ix86_expand_carry_flag_compare): Ditto.
14132 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
14133 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
14134 DECIMAL_FLOAT_MODE_P.
14135 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
14136 of SCALAR_FLOAT_MODE_P.
14137 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
14138 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
14139 checks before FLOAT_MODE_P.
14140 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
14141 before FLOAT_MODE_P.
14146 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
14148 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
14149 Charles Wilson <libtool@cwilson.fastmail.fm>
14151 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
14152 (libgcc.mvars): Don't depend on them.
14153 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
14154 * exec-tool.in: New.
14156 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
14158 * doc/invoke.text (--help): Document --help=common.
14160 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
14162 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
14164 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14166 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
14167 * genemit.c (main): Emit #include "integrate.h".
14168 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
14169 (LOADGP_RTP): New mips_loadgp_style.
14170 * config/mips/mips.h: Include config/vxworks-dummy.h.
14171 (TARGET_RTP_PIC): New macro.
14172 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
14173 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
14174 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
14175 for TARGET_RTP_PIC.
14176 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
14177 -mvxworks-pic when using -mrtp and a PIC option.
14178 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
14180 (mips_symbolic_constant_p, mips_symbolic_address_p)
14181 (mips_symbol_insns): Handle SYMBOL_HALF.
14182 (override_options): Warn about -G and -mrtp being used together.
14183 Initialize mips_lo_relocs[SYMBOL_HALF].
14184 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
14185 (mips_emit_loadgp): Handle LOADGP_RTP.
14186 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
14187 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
14188 (tablejump): Handle function-relative case table entries if
14190 * config/mips/predicates.md (symbol_ref_operand): New predicate.
14192 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14194 * config/mips/mips.md (load_call<mode>): Allow any general register.
14196 (sibcall_value_internal, sibcall_value_multiple_internal)
14197 (call_value_internal, call_value_split, call_value_multiple_internal)
14198 (call_value_multiple_split): Remove constraints from operand 0.
14200 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14202 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
14203 rather than loadgp_noshared.
14204 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
14205 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
14207 * config/mips/mips.md (loadgp): Rename to...
14208 (loadgp_newabi): ...this.
14209 (loadgp_noshared): Rename to...
14210 (loadgp_absolute): ...this.
14212 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14214 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
14215 false for locally-binding symbols.
14216 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
14218 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14220 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
14221 (SYMBOL_GOT_PAGE_OFST): ...this.
14222 (SYMBOL_GOT_GLOBAL): Rename to...
14223 (SYMBOL_GOT_DISP): ...this.
14224 (SYMBOL_GOTOFF_GLOBAL): Rename to...
14225 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
14226 * config/mips/mips.c (mips_global_symbol_p): New function.
14227 (mips_symbol_binds_local_p): Likewise.
14228 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
14229 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
14230 mips_global_symbol_p and mips_symbol_binds_local_p.
14231 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
14232 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
14233 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
14234 SYMBOL_GOTOFF_DISP.
14235 (mips_ok_for_lazy_binding_p): New function.
14236 (mips_load_call_address, mips_expand_call): Use it.
14237 (mips_dangerous_for_la25_p): Likewise.
14238 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
14239 (*got_disp<mode>): Use got_disp_operand instead of
14240 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
14241 SYMBOL_GOTOFF_GLOBAL.
14242 (*got_page<mode>): Use got_page_ofst_operand instead of
14244 * config/mips/predicates.md (const_call_insn_operand): Use
14245 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
14246 (global_got_operand): Rename to...
14247 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
14249 (local_got_operand): Rename to...
14250 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
14251 of SYMBOL_GOT_LOCAL.
14253 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14255 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
14256 TARGET_CALL_CLOBBERED_GP.
14257 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14258 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
14259 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
14260 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
14261 of TARGET_ABICALLS && !TARGET_NEWABI.
14262 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14263 * config/mips/mips.c (mips_load_call_address): Check
14264 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14265 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14266 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
14267 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
14268 TARGET_ABICALLS && TARGET_NEWABI.
14269 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
14271 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
14272 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
14273 TARGET_ABICALLS && TARGET_NEWABI.
14274 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
14275 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
14276 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
14277 whether indirect calls must use $25.
14278 (mips_extra_live_on_entry): Check TARGET_GOT instead of
14280 * config/mips/mips.md (jal_macro): Check flag_pic and
14281 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
14282 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
14283 instead of TARGET_ABICALLS.
14284 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
14285 TARGET_ABICALLS && TARGET_OLDABI.
14286 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
14287 (sibcall): In the comment above the define_insn, mention
14288 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
14289 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
14290 instead of TARGET_ABICALLS.
14292 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
14294 * doc/md.texi (Blackfin family constraints): Document PA and PB.
14295 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
14296 (MACFLAGS_MATCH_P): New macro.
14297 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
14298 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
14299 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
14300 the other MACFLAG constants.
14301 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
14302 (flag_machi): Tighten constraints. Renumber some of the operands.
14303 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
14305 (flag_machi_parts_acconly): New pattern.
14306 (flag_macinithi): Tighten constraints. Allow any accumulator to be
14308 (flag_macinit1hi): Tighten constraints.
14309 (flag_mul_macv2hi_parts_acconly): New pattern.
14311 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
14312 Use a more efficient implementation.
14313 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
14314 inline sequences when not optimizing for size.
14316 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
14317 movhi_high2low): Delete, merge functionality into...
14318 (packv2hi): ... this pattern.
14320 2007-02-11 Jie Zhang <jie.zhang@analog.com>
14321 * config/bfin/bfin.opt (msim): New option.
14322 (mcpu=): New option.
14323 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
14324 (bfin_cpu_t): Typedef of enum bfin_cpu.
14325 (bfin_cpu_type): New declaration.
14326 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
14327 -msim and -mcpu= options.
14328 (LIB_SPEC): Likewise.
14329 * config/bfin/bfin.c (bfin_cpu_type): Define.
14330 (bfin_handle_option): Handle -mcpu= option.
14331 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
14332 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
14333 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
14335 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14337 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
14338 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
14339 (powerpc-wrs-vxworksae): Use ${tm_file}.
14340 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
14341 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
14342 * config/i386/vx-common.h: New file.
14344 2007-04-12 Richard Sandiford <richard@codesourcery.com>
14346 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
14349 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
14351 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
14354 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
14358 * c-common.c (c_build_qualified_type): Set canonical type
14361 2007-04-12 Richard Guenther <rguenther@suse.de>
14363 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
14364 lower bound and element size if lower bound is not zero
14365 or either of the ARRAY_REF operands is set.
14367 2007-04-12 Richard Guenther <rguenther@suse.de>
14369 PR tree-optimization/24689
14370 PR tree-optimization/31307
14371 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
14373 * gimplify.c (canonicalize_addr_expr): To be consistent with
14374 gimplify_compound_lval only set operands two and three of
14375 ARRAY_REFs if they are not gimple_min_invariant. This makes
14376 it never at this place.
14377 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14379 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14381 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
14382 null before emitting a .nsubspa directive.
14384 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14386 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
14387 need_to_partition_p if there are no memory statements in the
14390 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14392 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
14393 (gcd_of_steps_may_divide_p): New function.
14394 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
14396 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14398 * reload.c (find_reloads_toplev, find_reloads_address,
14399 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
14400 not a pointer equality test, to decide if we need to call
14401 push_reg_equiv_alt_mem.
14403 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
14405 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
14406 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
14408 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
14410 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
14412 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
14413 vector to be positive.
14415 2007-04-11 Diego Novillo <dnovillo@redhat.com>
14419 * doc/invoke.texi: Document --params max-aliased-vops and
14421 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
14422 debug_memory_partitions): Move to tree-flow.h
14423 * params.h (AVG_ALIASED_VOPS): Define.
14424 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
14426 (mp_info_t): Likewise.
14427 (get_mem_sym_stats_for): New.
14428 (set_memory_partition): Move from tree-flow-inline.h.
14429 (mark_non_addressable): Only clear the set of symbols for the
14430 partition if it exists.
14431 (dump_memory_partitions): Move from tree-ssa-operands.c
14432 (debug_memory_partitions): Likewise.
14433 (need_to_partition_p): New.
14434 (dump_mem_ref_stats): New.
14435 (debug_mem_ref_stats): New.
14436 (dump_mem_sym_stats): New.
14437 (debug_mem_sym_stats): New.
14438 (update_mem_sym_stats_from_stmt): New.
14439 (compare_mp_info_entries): New.
14440 (mp_info_cmp): Call it.
14441 (sort_mp_info): Change argument to a list of mem_sym_stats_t
14443 (get_mpt_for): Move from tree-ssa-operands.c.
14444 (find_partition_for): New.
14445 (create_partition_for): Remove.
14446 (estimate_vop_reduction): New.
14447 (update_reference_counts): New.
14448 (build_mp_info): New.
14449 (compute_memory_partitions): Refactor.
14450 Document new heuristic.
14451 Call build_mp_info, update_reference_counts,
14452 find_partition_for and estimate_vop_reduction.
14453 (compute_may_aliases): Populate virtual operands before
14454 calling debugging dumps.
14455 (delete_mem_sym_stats): New.
14456 (delete_mem_ref_stats): New.
14457 (init_mem_ref_stats): New.
14458 (init_alias_info): Call it.
14459 (maybe_create_global_var): Remove alias_info argument.
14460 Get number of call sites and number of pure/const call sites
14461 from gimple_mem_ref_stats().
14462 (dump_alias_info): Call dump_memory_partitions first.
14463 (dump_points_to_info_for): Show how many times a pointer has
14465 * opts.c (decode_options): For -O2 set --param
14466 max-aliased-vops to 500.
14467 For -O3 set --param max-aliased-vops to 1000 and --param
14468 avg-aliased-vops to 3.
14469 * fortran/options.c (gfc_init_options): Remove assignment to
14471 * tree-flow-inline.h (gimple_mem_ref_stats): New.
14472 * tree-dfa.c (dump_variable): Dump memory reference
14474 Dump NO_ALIAS* settings.
14475 (referenced_var_lookup): Tidy.
14476 (mem_sym_stats): New.
14477 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
14478 and ORIG are different SSA names for a memory partition.
14479 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
14480 * tree-flow.h (struct mem_sym_stats_d): Define.
14481 (mem_sym_stats_t): Define.
14482 (struct mem_ref_stats_d): Define.
14483 (struct gimple_df): Add field mem_ref_stats.
14484 (enum noalias_state): Define.
14485 (struct var_ann_d): Add bitfield noalias_state.
14486 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
14487 debug_mem_ref_stats, debug_memory_partitions,
14488 debug_mem_sym_stats): Declare.
14489 * tree-ssa-structalias.c (update_alias_info): Update call
14490 sites, pure/const call sites and asm sites in structure
14491 returned by gimple_mem_ref_stats.
14492 Remove local variable IS_POTENTIAL_DEREF.
14493 Increase NUM_DEREFS if the memory expression is a potential
14495 Call update_mem_sym_stats_from_stmt.
14496 If the memory references memory, call
14497 update_mem_sym_stats_from_stmt for all the direct memory
14498 symbol references found.
14499 (intra_create_variable_infos): Set noalias_state field for
14500 pointer arguments according to the value of
14501 flag_argument_noalias.
14502 * tree-ssa-structalias.h (struct alias_info): Remove fields
14503 num_calls_found and num_pure_const_calls_found.
14504 (update_mem_sym_stats_from_stmt): Declare.
14505 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
14506 Set default value to 100.
14507 (PARAM_AVG_ALIASED_VOPS): Define.
14509 2007-04-11 Richard Guenther <rguenther@suse.de>
14511 PR middle-end/31530
14512 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
14513 a * -b + c as c - a * b if we honor sign dependent rounding.
14515 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
14517 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
14518 bfin_expand_strmov.
14519 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
14520 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
14522 (initialize_trampoline): Don't use old-style function definition.
14523 (bfin_secondary_reload): Mark IN_P argument as unused.
14525 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
14527 PR tree-optimization/31343
14528 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
14529 (build_polynomial_chrec): Return a scalar when the evolution is zero.
14530 * testsuite/gcc.dg/vect/pr31343.c: New.
14532 2007-04-10 Eric Christopher <echristo@apple.com>
14534 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
14535 * config/i386/i386.md (*cmpfp0): Use.
14536 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
14537 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
14538 (fix_trunc<mode>_i386_fisttp): Ditto.
14539 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
14540 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
14541 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
14542 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
14543 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
14544 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
14545 (unnamed_splitters): Ditto.
14546 * config/i386/i386.c (output_fix_trunc): Assert that
14547 we're not being passed a TFmode operand.
14549 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
14551 PR tree-optimization/31526
14552 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
14553 n_basic_blocks to find newly added blocks.
14555 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
14557 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
14559 (fix_trunc<mode>si_sse): Ditto.
14560 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
14561 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
14562 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
14563 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
14564 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
14565 expander using SSEMODEF mode macro.
14566 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
14567 expander using SSEMODEF mode macro.
14568 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
14569 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
14570 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
14571 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
14572 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
14573 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
14574 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
14575 Macroize insn using X87MODEF mode macro.
14577 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
14579 * config/i386/sse.md (sse2_pinsrw): Removed.
14580 (sse2_pextrw): Renamed to ...
14581 (*sse2_pextrw): This.
14583 2007-04-09 Jan Hubicka <jh@suse.cz>
14586 * config/i386/sse.md
14587 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
14588 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
14589 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
14590 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
14592 2007-04-09 Jan Hubicka <jh@suse.cz>
14594 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
14595 multiple fields of union.
14597 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
14599 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
14600 (create_preheaders): Check that loops are available.
14601 (fix_loop_structure): Clean up, improve comments.
14602 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
14603 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
14605 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
14606 * predict.c (tree_estimate_probability): Do not call
14607 calculate_dominance_info. Call create_preheaders.
14608 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
14609 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
14611 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
14612 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
14613 * tree-cfg.c (tree_split_edge): Make an assert more precise.
14614 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
14617 2007-04-08 Jan Hubicka <jh@suse.cz>
14619 * tree.h (maybe_fold_offset_to_component_ref): Declare.
14620 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
14621 * fold-const.c (fold_unary): Use it.
14623 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
14625 * varasm.c (assemble_variable): Remove call to
14626 lang_hooks.decls.prepare_assemble_variable.
14627 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
14628 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
14629 * langhooks.h (lang_hooks_for_decls): Remove
14630 prepare_assemble_variable.
14632 2007-04-08 Mike Stump <mrs@apple.com>
14634 * config/i386/i386.c: Use inc/dec on Core2.
14636 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
14638 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
14639 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14640 lhd_tree_inlining_end_inlining): Remove.
14641 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
14642 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
14643 end_inlining hooks.
14644 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
14645 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
14646 lhd_tree_inlining_end_inlining): Remove prototypes.
14647 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
14648 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
14649 LANG_HOOKS_TREE_INLINING_START_INLINING,
14650 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
14652 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
14655 2007-04-08 Anatoly Sokolov <aesok@post.ru>
14658 * config/avr/predicates.md (io_address_operand): Delete predicate.
14659 (low_io_address_operand): Don't use 'mode' argument.
14660 (higth_io_address_operand): Rename ...
14661 (high_io_address_operand): ... to this. Don't use 'mode' argument.
14662 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
14665 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
14667 Revert change removing staticp.
14669 2007-04-07 Anatoly Sokolov <aesok@post.ru>
14672 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
14675 2007-04-07 Bruce Korb <bkorb@gnu.org>
14677 * c.opt: Add -Wformat-contains-nul.
14678 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
14680 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
14681 the NUL byte warning.
14683 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
14685 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
14687 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14689 * tree.c (staticp): No longer use staticp langhook.
14690 * langhooks.c (lhd_staticp): Removed.
14691 * langhooks.h (struct lang_hooks): Remove staticp.
14692 * c-common.c (c_staticp): Remove.
14693 * c-common.h (c_staticp): Ditto.
14694 * langhooks-defs.h (lhd_staticp): Ditto.
14695 (LHD_HOOKS_STATICP): Ditto
14696 * tree.h (gcc_assert_lowered): New macro.
14698 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
14700 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
14701 argument "reliable".
14702 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
14703 Add argument "reliable". Propagate it through calls.
14704 (infer_loop_bounds_from_undefined): Derive number of iterations
14705 estimates from references in blocks that do not dominate loop latch.
14706 (gcov_type_to_double_int): New function.
14707 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
14708 and expected_loop_iterations_unbounded.
14709 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
14710 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
14711 * tree-data-ref.c (estimated_loop_iterations): Export.
14712 (get_references_in_stmt): Fix -- do not return addresses of local
14714 * cfgloop.h (expected_loop_iterations_unbounded,
14715 estimated_loop_iterations): Declare.
14717 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
14719 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
14721 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14723 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
14724 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
14725 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
14726 Use output_387_reg_move().
14727 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
14728 expander using X87MODEF12 mode macro.
14729 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
14730 choosing register preferences. Use output_387_reg_move().
14731 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
14732 instead of "x". Use output_387_reg_move().
14733 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
14734 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
14735 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
14736 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
14737 Use output_387_reg_move().
14738 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
14740 (*truncxf?f_i387 splitter): Ditto.
14742 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
14744 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
14745 LANG_HOOKS_SAFE_FROM_P.
14746 * expr.c (safe_from_p): Remove langhook call.
14747 * langhooks.h (lang_hooks): Remove safe_from_p.
14748 (lhd_safe_from_p): Remove prototype.
14749 * langhooks.c (lhd_safe_from_p): Remove.
14751 2007-04-06 Jan Hubicka <jh@suse.cz>
14753 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
14756 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
14758 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
14759 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
14760 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
14761 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
14763 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
14764 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
14766 2007-04-05 Richard Henderson <rth@redhat.com>
14768 * config/alpha/alpha.c (print_operand) [+]: Remove.
14769 (alpha_end_function): Print nop if call at end of function.
14770 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
14771 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
14772 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
14773 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
14774 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
14775 the call pattern. Update peepholes to match.
14777 2007-04-05 Janis Johnson <janis187@us.ibm.com>
14779 * doc/extend.texi (Other Builtins): Add decimal float variants
14781 * builtins.def: Ditto.
14782 * builtins.c (expand_builtin): Ditto.
14784 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
14785 H.J. Lu <hongjiu.lu@intel.com>
14788 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
14789 of V8HImode when calling ix86_binary_operator_ok.
14790 (sse2_pmaddwd): Call ix86_binary_operator_ok.
14791 (sdot_prodv8hi): Operands 1 and 2 must be register.
14793 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14795 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
14796 initialize align to silence bogus warning.
14798 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
14800 PR middle-end/22156
14801 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
14803 (struct sra_walk_fns): Remove use_all parameter from use.
14804 (sra_hash_tree): Handle BIT_FIELD_REFs.
14805 (sra_elt_hash): Don't hash bitfld blocks.
14806 (sra_elt_eq): Skip them in parent compares as well. Handle
14808 (sra_walk_expr): Don't maintain or pass down use_all_p.
14809 (scan_use): Remove use_all parameter.
14810 (scalarize_use): Likewise. Re-expand assignment to
14811 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
14812 output, and re-scalarize after output. Don't mark anything
14814 (scalarize_ldst): Adjust.
14815 (scalarize_walk_gimple_modify_statement): Likewise.
14816 (build_element_name_1): Handle BIT_FIELD_REFs.
14817 (instantiate_element): Don't warn for any element whose parent
14818 is used as a whole.
14819 (instantiate_missing_elements_1): Return the sra_elt.
14820 (canon_type_for_field): New.
14821 (try_instantiate_multiple_fields): New.
14822 (instantiate_missing_elemnts): Use them.
14823 (mark_no_warning): Removed.
14824 (generate_one_element_ref): Handle BIT_FIELD_REFs.
14825 (REPLDUP, sra_build_elt_assignment): New.
14826 (generate_copy_inout): Use them.
14827 (generate_element_copy): Likewise. Handle bitfld differences.
14828 (generate_element_zero): Don't recurse for blocks. Use
14829 sra_build_elt_assignment.
14830 (generate_one_element_int): Take elt instead of var. Use
14831 sra_build_elt_assignment.
14832 (generate_element_init_1): Adjust.
14833 (scalarize_use, scalarize_copy): Use REPLDUP.
14834 (scalarize_ldst): Move assert before dereference.
14835 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
14837 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14839 * regmove.c: Fix unused variable warnings due to previous commit.
14841 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
14843 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
14844 (regmove_bb_head): Remove.
14845 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
14846 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
14847 problems with fixup_match_1.
14848 Don't initialize/free regmove_bb_head.
14850 (reg_is_remote_constant_p): If an insn is in the same basic block
14851 but not before INSN, consider it remote, too.
14853 2007-04-05 Anatoly Sokolov <aesok@post.ru>
14856 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
14857 DECL_ASSEMBLER_NAME, not the DECL_NAME.
14859 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
14861 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
14862 (CONDITIONAL_REGISTER_USAGE): Likewise.
14864 2007-04-04 Richard Henderson <rth@redhat.com>
14866 * config/alpha/lib1funcs.asm: Remove unused file.
14868 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14871 * opts.c (print_specific_help): Fix --help=<language>
14873 (common_handle_option): Support --help=common.
14875 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14878 * gcc.c (main): Do not run the linker if
14879 print_subprocess_help indicates that it shouldn't be
14882 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
14885 * doc/invoke.texi (--help=): Document <languages> value, fix
14886 formatting in tables of values.
14888 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
14890 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
14891 dllimport attribute of virtual methods.
14893 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
14895 * config/score/crti.asm: Change _bss_start to __bss_start.
14896 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
14897 (OUTGOING_REG_PARM_STACK_SPACE) update.
14898 * config/score/score.opt: add options to make backend support
14899 score5, score5u, score7 and score7d.
14900 * config/score/score.md: Likewise.
14901 * config/score/misc.md: Likewise.
14902 * config/score/mac.md: Likewise.
14903 * doc/invoke.texi: Likewise.
14904 * doc/md.texi: update constraints define.
14906 2007-04-03 Richard Henderson <rth@redhat.com>
14908 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
14909 an appropriate type, use the mode instead.
14911 2007-04-03 Richard Sandiford <richard@codesourcery.com>
14913 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
14914 Set the default --with-arch setting to mips2.
14915 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
14916 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
14917 (MULTILIB_OSDIRNAMES): Delete.
14918 (MULTILIB_DIRNAMES): Define.
14919 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
14920 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
14921 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
14922 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
14923 VXWORKS_OS_CPP_BUILTINS.
14924 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
14925 (MIPS_DEBUGGING_INFO): Undefine.
14926 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
14928 2007-04-03 Jakub Jelinek <jakub@redhat.com>
14930 PR middle-end/30704
14931 * fold-const.c (native_encode_real): Encode real.c provided longs
14932 as a series of 32-bit native integers.
14933 (native_interpret_real): Interpret buffer as a series of 32-bit
14936 2007-04-03 Richard Guenther <rguenther@suse.de>
14938 * genpreds.c (write_insn_constraint_len): Write function
14939 optimized for CONSTRAINT_LEN implementation.
14940 (write_tm_preds_h): Output insn_constraint_len inline and
14941 use it for CONSTRAINT_LEN.
14942 (write_insn_preds_c): Don't output insn_constraint_len.
14943 * doc/md.texi (define_register_constraint): Document multi-letter
14944 constraints shall have the same length if they start with the same
14947 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14950 * config/i386/i386.md (isinf<mode>2): Expand only when
14951 TARGET_C99_FUNCTIONS is set.
14953 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
14955 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
14956 (x86_64-*-linux*): Ditto.
14957 * config/i386/i386.opt (mpc): New option.
14958 * config/i386/i386.c (overrride_options): Handle
14959 ix87_precision_string.
14960 * config/i386/crtprec.c: New file.
14961 * config/i386/t-crtpc: Ditto.
14962 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
14963 and -mpc80 options.
14964 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
14965 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
14966 crtprec32.o, crtprec64.o and crtprec80.o.
14968 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
14969 and -mpc80 options.
14970 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
14972 2007-04-02 Eric Christopher <echristo@apple.com>
14974 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
14975 limitations on darwin.
14977 2007-04-02 Anatoly Sokolov <aesok@post.ru>
14980 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
14982 2007-04-02 Dave Korn <dave.korn@artimi.com>
14984 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
14986 2007-04-02 Dave Korn <dave.korn@artimi.com>
14988 * libgcc2.h (exception_descriptor): Don't forward-declare.
14989 (__get_eh_table_language, __get_eh_table_version): Delete
14990 prototypes of long-dead functions.
14992 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
14994 * ebitmap.h: New file
14995 * ebitmap.c: New file
14996 * Makefile.in (ebitmap.o): New target.
14998 2007-04-01 Jan Hubicka <jh@suse.cz>
15000 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
15001 before very first instruction.
15003 2007-04-01 Jan Hubicka <jh@suse.cz>
15005 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
15006 waring on 64bit hosts.
15007 * bitmap.h: Fix typo in bitmap_head_def.
15009 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
15011 PR rtl-optimization/31391
15012 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
15013 into a DELETED_LABEL note, and the label is in an empty basic
15014 block, update BB_END as well as BB_HEAD.
15016 2007-04-01 Richard Henderson <rth@redhat.com>
15018 PR tree-optimization/31169
15019 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
15020 to varying if the range is outside [0, prec-1].
15022 2007-04-01 Richard Sandiford <richard@codesourcery.com>
15025 * config/mips/mips.md (load_const_gp): New insn.
15026 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
15027 the MIPS16 GP pseudo register if no_new_pseudos.
15028 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
15030 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
15033 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
15035 (call_value): Likewise.
15037 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
15038 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15041 * doc/invoke.texi: (optimization options): Reword description
15042 of -ffast-math. Document its primary purpose.
15044 2007-03-31 Richard Guenther <rguenther@suse.de>
15046 * omp-low.c (splay-tree.h): Include.
15047 (lookup_decl): Replace splay-tree usage by pointer-map.
15048 (maybe_lookup_decl): Likewise.
15049 (new_omp_context): Likewise.
15050 (delete_omp_context): Likewise.
15051 * gimplify.c (splay-tree.h): Include.
15052 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
15054 (remap_ssa_name): Likewise.
15055 (remap_decl): Likewise.
15056 (remap_type_1): Likewise.
15057 (remap_type): Likewise.
15058 (copy_body_r): Likewise.
15059 (expand_call_inline): Likewise.
15060 (clone_body): Likewise.
15061 (copy_tree_r): Likewise.
15062 (remap_save_expr): Likewise.
15063 (unsave_r): Likewise.
15064 (unsave_expr_now): Likewise.
15065 (tree_function_versioning): Likewise.
15066 (build_duplicate_type): Likewise.
15067 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
15068 (struct copy_body_data): Replace splay-tree by pointer-map.
15069 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
15070 not $(SPLAY_TREE_H).
15071 (gimplify.o): Depend on $(SPLAY_TREE_H).
15072 (omp-low.p): Likewise.
15074 2007-03-31 Anatoly Sokolov <aesok@post.ru>
15076 * config/avr/predicates.md (even_register_operand,
15077 odd_register_operand): New predicates.
15078 * config/avr/avr.md (movw peephole2): New.
15079 (movw_r peephole2): New.
15081 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
15083 * tree.h (get_signed_or_unsigned_type): New.
15084 * fold-const.c (operand_equal_for_comparison_p): Use
15085 get_signed_or_unsigned_type instead of
15086 lang_hooks.types.signed_or_unsigned_type.
15087 * expr.c (store_expr): Ditto.
15088 * langhooks.c (get_signed_or_unsigned_type): New.
15089 (lhd_signed_or_unsigned_type): New.
15090 * langhooks.h (lhd_signed_or_unsigned_type): New.
15091 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
15093 2007-03-30 Richard Henderson <rth@redhat.com>
15095 * tree-ssa-loop-ivopts.c: Include target.h.
15096 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
15097 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
15098 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
15099 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
15101 2007-03-30 Richard Henderson <rth@redhat.com>
15102 Kai Tietz <kai.tietz@onevision.com>
15104 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
15105 default for 64-bit.
15106 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
15107 (TARGET_64BIT_MS_ABI): New.
15108 (DBX_REGISTER_NUMBER): Handle 64-bit.
15109 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
15110 (LONG_TYPE_SIZE): Force to 32.
15111 (REG_PARM_STACK_SPACE): New.
15112 (OUTGOING_REG_PARM_STACK_SPACE): New.
15113 (REGPARM_MAX, SSE_REGPARM_MAX): New.
15114 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15115 (STACK_BOUNDARY): Use 128 for 64-bit.
15116 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
15117 Add 64-bit implementation.
15118 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
15120 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
15121 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
15122 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
15123 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
15124 (ix86_handle_cconv_attribute): Don't warn when ignoring if
15125 TARGET_64BIT_MS_ABI.
15126 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
15127 (ix86_pass_by_reference): Likewise.
15128 (ix86_function_value_regno_p): Likewise.
15129 (ix86_build_builtin_va_list): Likewise.
15130 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
15131 (function_arg_advance_ms_64): New.
15132 (function_arg_advance): Call it.
15133 (function_arg_ms_64): New.
15134 (function_arg): Call it.
15135 (function_value_ms_64): New.
15136 (ix86_function_value_1): Call it.
15137 (return_in_memory_ms_64): New.
15138 (ix86_return_in_memory): Call it.
15139 (setup_incoming_varargs_ms_64): New.
15140 (ix86_setup_incoming_varargs): Call it.
15141 (ix86_expand_prologue): Handle 64-bit stack probing.
15142 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
15143 (output_pic_addr_const): Likewise.
15144 (x86_this_parameter): Likewise.
15145 (x86_output_mi_thunk): Likewise.
15146 (x86_function_profiler): Likewise.
15147 (TARGET_STRICT_ARGUMENT_NAMING): New.
15148 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
15149 (TARGET_64BIT_MS_ABI): New.
15150 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
15151 * config/i386/i386.md (allocate_stack_worker): Remove.
15152 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
15153 describe the clobber of eax without a match_scratch.
15154 (allocate_stack_worker_postreload): Remove.
15155 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
15156 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
15157 (allocate_stack_worker_rex64_postreload): Remove.
15158 (allocate_stack): Handle 64-bit.
15159 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
15160 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
15161 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
15162 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
15163 (STANDARD_STARTFILE_PREFIX_1): Likewise.
15164 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
15165 * config.build (x86_64-*-mingw*): New host.
15166 * config.host (x86_64-*-mingw*): New host.
15167 * config.gcc (x86_64-*-mingw*): New target.
15168 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
15170 2007-03-30 Richard Henderson <rth@redhat.com>
15171 Kai Tietz <kai.tietz@onevision.com>
15173 * c-pragma.c (struct def_pragma_macro_value): New.
15174 (struct def_pragma_macro): New.
15175 (pushed_macro_table): New.
15176 (dpm_hash, dpm_eq): New.
15177 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
15178 (init_pragma): Install them.
15179 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
15181 2007-03-30 Anatoly Sokolov <aesok@post.ru>
15183 * config/avr/avr.c (avr_override_options): Clear
15184 'flag_delete_null_pointer_checks'.
15186 2007-03-30 Paolo Carlini <pcarlini@suse.de>
15189 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
15190 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
15191 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
15192 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
15193 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
15194 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
15195 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
15197 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
15199 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
15201 * regmove.c: Move all of pass_stack_adjustments from here...
15202 * combine-stack-adj.c: ...to this new file.
15203 * Makefile.in: Add rules for combine-stack-adj.o.
15205 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
15207 PR tree-optimization/31383
15208 * tree-data-ref.c (affine_function_equal_p): Do not require the
15209 vectors to have the same length.
15211 2007-03-30 Jan Hubicka <jh@suse.cz>
15213 PR middle-end/30700
15214 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
15215 availablility; add more sanity checking; ask varpool only about
15218 2007-03-29 Richard Henderson <rth@redhat.com>
15220 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
15221 to decide, but __SIZEOF_LONG_LONG__.
15223 2007-03-29 Richard Henderson <rth@redhat.com>
15225 * emutls.c (struct __emutls_array): New.
15226 (emutls_destroy): Use it instead of casting element 0 from void*.
15227 (__emutls_get_address): Likewise.
15229 2007-03-29 Richard Henderson <rth@redhat.com>
15231 * varasm.c (initializer_constant_valid_p): Don't deny
15232 DECL_DLLIMPORT_P on functions.
15234 * config/i386/cygming.h: Remove function declarations.
15235 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
15236 (ASM_OUTPUT_LABELREF): Remove.
15237 (COMMON_ASM_OP): Remove.
15238 (ASM_OUTPUT_COMMON): Remove.
15239 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
15240 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
15241 (ASM_DECLARE_FUNCTION_NAME): Likewise.
15242 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
15243 Rename from TARGET_ENCODE_SECTION_INFO.
15244 * config/i386/netware.h: Likewise.
15245 * config/i386/i386-protos.h: Update.
15246 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
15247 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
15248 (legitimate_constant_p): Reject dllimports.
15249 (dllimport_map, get_dllimport_decl): New.
15250 (legitimize_dllimport_symbol): New.
15251 (legitimize_address, ix86_expand_move): Use it.
15252 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
15253 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
15254 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
15255 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
15256 * config/i386/predicates.md (constant_call_address_operand): Only
15257 accept symbols; reject dllimport_p symbols.
15258 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
15259 i386_pe_maybe_record_exported_symbol.
15260 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
15261 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
15262 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
15263 trust the setting of DECL_DLLIMPORT_P.
15264 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
15265 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
15266 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
15267 tidy the argument scanning loop.
15268 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
15269 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
15270 (i386_pe_strip_name_encoding): Remove.
15271 (i386_pe_binds_local_p): New.
15272 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
15273 (i386_pe_output_labelref): Remove.
15274 (i386_pe_asm_output_aligned_decl_common): New.
15275 (i386_pe_maybe_record_exported_symbol): Rename from
15276 i386_pe_record_exported_symbol; check for dllexported symbols.
15278 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
15280 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
15281 add comment explaining why vsnprintf cannot be used.
15283 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
15285 PR tree-optimization/30666
15286 * tree.c (build_complex_type): When creating type names for DWARF2
15287 debug info, create TYPE_DECLs for TYPE_NAME instead of
15289 (build_common_tree_nodes_2): Use build_complex_type when building
15290 predefined complex types, to preserve canonical types.
15292 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
15294 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
15295 (noce_get_alt_condition): Look at it to determine whether to
15296 reverse the condition or not.
15297 (noce_get_condition): Substitute the truth for lies.
15298 (noce_find_if_block): Set the then_else_reversed field.
15300 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
15302 * config/fr30/fr30.md (movdi): Do not accept immediates as the
15303 destination of this insn.
15304 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
15305 than calling gen_rtx_SET directly. Use r0 to hold the value of
15306 'address + 4' rather than a stack based temporary which can be
15307 mis-optimized away.
15309 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15311 * config/s390/s390.c (s390_secondary_input_reload_class,
15312 s390_secondary_output_reload_class): Functions removed.
15313 (s390_secondary_reload): New function.
15314 (TARGET_SECONDARY_RELOAD): Target macro defined.
15315 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
15316 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
15317 * config/s390/s390.md ("reload_outti", "reload_outdi",
15318 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
15319 "reload_out<mode>"): Expanders removed.
15320 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
15321 "reload<mode>_nonoffmem_out"): Expanders added.
15323 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
15325 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
15326 action if SRC->DEST replacement failed anyway.
15328 2007-03-28 Mike Stump <mrs@apple.com>
15330 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
15331 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
15332 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
15334 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
15336 * config.gcc: Accept barcelona as a variant of amdfam10.
15337 * config/i386/i386.c (override_options): Likewise.
15338 * doc/invoke.texi: Likewise.
15340 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
15342 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
15343 offsets for BIT_FIELD_REF and COMPONENT_REF.
15345 2007-03-28 Richard Guenther <rguenther@suse.de>
15347 * tree.c (is_global_var): Move ...
15348 * tree-flow-inline.h (is_global_var): ... here.
15349 * tree.h (is_global_var): Remove declaration.
15351 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
15353 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
15355 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
15356 * config/i386/i386.c (ix86_tune_features): Initialize new
15358 * config/i386/predicates.md (promotable_binary_operator): Use
15359 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
15361 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
15364 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
15366 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
15368 * config/fr30/fr30.md (movsi_internal): Change destination
15369 constraint from m to V and add m to the end.
15371 2007-03-28 Christian Bruel <christian.bruel@st.com>
15373 * config/sh/sh.md (movsi_i): Fix type attribute.
15375 2007-03-28 Christian Bruel <christian.bruel@st.com>
15377 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
15378 (movsf_ie): Likewise.
15380 2007-03-28 Christian Bruel <christian.bruel@st.com>
15382 * config.gcc: Add sh4-300 to multilib.
15383 * config/sh/t-mlib-sh4-300: New file.
15385 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
15387 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
15388 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
15389 fix_trunc<mode>di2.
15390 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
15391 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
15392 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
15393 "fixuns_trunctddi2"): Whitespace fix.
15395 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
15397 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
15398 the definition of struct sh_args.
15399 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
15400 CALL_COOKIE_INT_REG_GET): Likewise.
15402 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
15404 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
15405 transformations are applied successfully.
15407 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
15409 * tree.c (tree_contains_struct): Permit 512 tree codes.
15410 * tree.h (tree_contains_struct): Ditto.
15411 (MAX_TREE_CODES): Ditto.
15412 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
15413 SPARE member to store remaining padding bits.
15415 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15417 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
15420 2007-03-27 Janis Johnson <janis187@us.ibm.com>
15422 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
15423 * configure: Regenerate.
15425 * configure: Regenerate using the correct version of autoconf.
15427 2007-03-27 Anatoly Sokolov <aesok@post.ru>
15429 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
15431 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
15432 regs to "__SP_L__" and "__SP_H__".
15434 2007-03-27 Richard Guenther <rguenther@suse.de>
15436 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
15437 computations with it with a HOST_WIDE_INT variable.
15439 2007-03-26 Mike Stump <mrs@apple.com>
15441 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
15442 objective-c-header, objective-c++-header and objc++-cpp-output
15444 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
15446 2007-03-26 Richard Henderson <rth@redhat.com>
15449 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
15450 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
15451 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
15452 IX86_BUILTIN_PSRLQ128): New.
15453 (ix86_init_mmx_sse_builtins): Add them.
15454 (ix86_expand_builtin): Expand them.
15455 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
15456 operand 2 be TImode.
15457 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
15458 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
15459 _mm_srli_epi64): Mark __B const.
15460 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
15461 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
15462 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
15463 new two-vector shift builtins.
15465 2007-03-26 Ian Lance Taylor <iant@google.com>
15467 PR tree-optimization/31345
15468 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
15469 [+INF, +INF(OVF)] into VARYING.
15471 2007-03-26 Zack Weinberg <zackw@panix.com>
15473 * gengtype-parse.c: New file.
15474 * gengtype-yacc.y: Delete.
15475 * gengtype-lex.l: Don't include gengtype-yacc.h.
15476 Define YY_DECL and yyterminate appropriately for recursive
15477 descent parser. yylval is now a string out-parameter to yylex.
15478 (HWS, EOID): New shorthand.
15479 (IWORD): Add a couple more types.
15480 (yylex): Add a setup stanza. Remove the complex rules for
15481 detecting GTY'ed types and typedefs; replace with simple
15482 keyword detectors. Adjust everything for the changed
15483 definition of yylval. Ignore all pp-directives, not just #define.
15485 (parse_file): Rename yybegin; do not call yyparse.
15487 * gengtype.c (xasprintf): Export again.
15488 (this_file): New. Use everywhere __FILE__ was being used.
15489 (get_lang_bitmap): Special case types defined in gengtype.c.
15490 (do_typedef, new_structure): Suppress definition of certain types.
15491 (new_structure): Improve diagnostics of duplicate definitions.
15492 Make sure location_s is associated with input.h.
15493 (nreverse_pairs, define_location_structures): New functions.
15494 (main): Improve tagging of kludge types. Remove old kludges
15495 for input.h types; use define_location_structures.
15496 * gengtype.h: Update prototypes. Define token codes here.
15497 * Makefile.in: Remove all references to gengtype-yacc.
15498 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
15500 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
15501 add GTY((skip)) to the field that's only conditionally there.
15502 * doc/install.texi: Document that Bison is no longer required
15503 unless building treelang.
15505 * gengtype.c: Don't include gtyp-gen.h.
15506 (srcdir): Declare here.
15507 (base_files, lang_dir_names): Allocate dynamically.
15508 (gt_files, num_gt_files, num_lang_dirs): New globals.
15509 (measure_input_list, read_input_line, read_input_list)
15510 (set_lang_bitmap): New functions.
15511 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
15512 simplify, relying on read_input_list to set up the bitmaps.
15513 (main): Arguments are no longer unused. Check for correct number
15514 of command line arguments, set srcdir and srcdir_len, then call
15515 read_input_list, before doing anything else. No need to worry
15516 about duplicates in main loop.
15517 * configure.ac: Simplify the calculation of all_gtfiles.
15518 Put language tags in there. Don't set or substitute
15519 all_gtfiles_files_langs or all_gtfiles_files_frags.
15520 * Makefile.in: Revamp the way gengtype is invoked, now that it
15521 takes a file on its command line with a much simpler format.
15522 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
15523 (GTFILES): Remove duplicates and C source files.
15524 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
15525 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
15526 * configure: Regenerate.
15528 * gengtype.h: Remove all type definitions to gengtype.c; leave
15529 only definitions of options_p, type_p, and pair_p as opaque
15530 pointers. Update prototypes.
15531 * gengtype.c: Many type definitions moved here from gengtype.h.
15532 Consolidate type definitions at the top of the file.
15533 (xvasprintf): Delete.
15534 (xasprintf): Make static.
15535 (create_nested_pointer_option): Add 'next' parameter.
15536 (create_field_all, create_field_at): New functions.
15537 (create_field): Now a thin wrapper around create_field_all.
15538 (create_optional_field): Rename create_optional_field_ and add
15539 line argument. Original name is now a macro which supplies
15541 (oprintf): Use vsnprintf directly.
15542 (close_output_files): Use fatal rather than perror/exit.
15543 (note_def_vec, note_def_vec_alloc): Use create_field_at.
15544 (main): Set progname. Don't use exit.
15545 * gengtype-yacc.y (struct_fields): Use create_field_at.
15546 (option, optionseqopt): Delete.
15547 (optionseq): Consolidate productions from option here so we
15548 can use the first argument to create_option.
15550 * gengtype-lex.l: Distinguish unions from structures in the
15551 token type. Don't call find_structure; return the tag as a string.
15552 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
15553 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
15554 string. Reorganize typedef_struct production accordingly.
15555 Use create_nested_ptr_option.
15556 * gengtype.c (create_nested_ptr_option): New function.
15557 * gengtype.h: Declare it.
15559 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
15560 (string_type): Don't declare.
15561 (do_scalar_typedef): Declare.
15562 (create_scalar_type): Update prototype.
15563 * gengtype.c (string_type): Make static.
15564 (scalar_nonchar, scalar_char): New.
15565 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
15566 (resolve_typedef): Use scalar_nonchar for error recovery.
15567 (create_scalar_type): Remove name_len field. Return scalar_char
15568 or scalar_nonchar as appropriate.
15569 (adjust_field_type): Look at scalar_is_char boolean to decide whether
15570 to use string_type.
15571 (throughout): Use scalar_nonchar instead of calling
15572 create_scalar_type, whenever possible.
15573 (main): Initialize scalar_char and scalar_nonchar before calling
15575 * gengtype-lex.l: Adjust for removal of second argument to
15576 create_scalar_type. Use yylval.s instead of yylval.t when
15578 * gengtype-yacc.y: Type of SCALAR is string. Call
15579 create_scalar_type from type:SCALAR rule. Adjust for removal of
15580 second argument to create_scalar_type.
15582 * vec.h: Remove all #if IN_GENGTYPE blocks.
15583 Add comment saying that changes may require adjustments to gengtype.
15584 * gengtype.c: Don't include coretypes.h or tm.h.
15585 Add comment to inclusion of errors.h.
15586 (note_def_vec, note_def_vec_alloc): New functions.
15587 * gengtype.h: Declare new functions.
15588 * gengtype-lex.l: Don't include coretypes.h.
15589 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
15591 (update_lineno): Remove unnecessary prototype.
15592 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
15593 (VEC rule): Just return VEC_TOKEN.
15594 * gengtype-yacc.y (VEC_TOKEN): New token type.
15595 (type): Add a production for VEC(a,b).
15596 * Makefile.in: Update dependencies.
15598 * gengtype-lex.l: Remove rules for parsing pointer-to-function
15599 typedefs that use the old PARAMS macro.
15601 * gengtype-lex.l: Remove all rules and states relating to yacc
15603 * gengtype-yacc.y: Similarly.
15604 * gengtype.c (note_yacc_type): Delete function.
15605 * gengtype.h: Update prototypes.
15607 2007-03-26 Joseph Myers <joseph@codesourcery.com>
15609 * tree-pretty-print.c (dump_generic_node): Report precision of
15610 unnamed integer types.
15612 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
15614 * ifcvt.c (noce_try_store_flag_constants): Don't check
15615 no_new_pseudos here.
15616 (noce_try_store_flag_constants): Don't check no_new_pseudos.
15617 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
15618 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
15619 noce_try_sign_mask): Likewise.
15620 (if_convert): Check no_new_pseudos here.
15622 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
15624 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
15625 (noce_get_condition): Handle new then_else_reversed argument.
15626 (noce_init_if_info): Remove, fold into noce_find_if_block.
15627 (noce_process_if_block): Take a struct noce_if_info as the
15628 argument. Don't set up one based on ce_if_info. Update pointer
15629 references accordingly.
15630 (cond_move_process_if_block): Likewise.
15631 (process_if_block): Removed.
15632 (find_if_block): Removed. Move functionality two new functions,
15633 noce_find_if_block and cond_exec_find_if_block.
15634 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
15635 blocks and the symmetric IF-ELSE-JOIN case.
15636 (cond_exec_find_if_block): Also new function mostly based on old
15637 find_if_block and process_if_block.
15638 (find_if_header): Replace find_if_block call with separately
15639 guarded calls to noce_find_if_block and cond_exec_find_if_block.
15640 (find_cond_trap): Update noce_get_condition call.
15641 (dead_or_predicable): Likewise.
15643 2007-03-26 Jakub Jelinek <jakub@redhat.com>
15645 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
15647 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
15648 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
15649 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
15650 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
15651 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
15652 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
15653 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
15654 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
15655 __builtin_ia32_psrad128 builtins.
15657 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
15659 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
15660 * config/i386/constraints.md
15661 (define_constraint "I"): Use IN_RANGE macro.
15662 (define_constraint "J"): Ditto.
15663 (define_constraint "K"): Ditto.
15664 (define_constraint "M"): Ditto.
15665 (define_constraint "N"): Ditto.
15666 (define_constraint "O"): Ditto.
15667 * config/i386/predicates.md
15668 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
15669 (define_predicate "const_0_to_3_operand"): Ditto.
15670 (define_predicate "const_0_to_7_operand"): Ditto.
15671 (define_predicate "const_0_to_15_operand"): Ditto.
15672 (define_predicate "const_0_to_63_operand"): Ditto.
15673 (define_predicate "const_0_to_255_operand"): Ditto.
15674 (define_predicate "const_1_to_31_operand"): Ditto.
15675 (define_predicate "const_2_to_3_operand"): Ditto.
15676 (define_predicate "const_4_to_7_operand"): Ditto.
15678 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15680 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
15681 in SImode for save_world.
15682 * config/rs6000/altivec.md (save_world, restore_world): Convert to
15685 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
15687 PR tree-optimization/30784
15688 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
15691 2007-03-25 Revital Eres <eres@il.ibm.com>
15693 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
15694 Fold movement_possibility function into it.
15696 2007-03-25 David Edelsohn <edelsohn@gnu.org>
15698 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
15699 (load_macho_picbase_{si,di}): Convert to LR hard reg.
15700 (call_indirect_nonlocal_darwin64): Same.
15701 (call_nonlocal_darwin64): Same.
15702 (call_value_indirect_nonlocal_darwin64): Same.
15703 (call_value_nonlocal_darwin64): Same.
15704 (sibcall_nonlocal_darwin64): Same.
15705 (sibcall_value_nonlocal_darwin64): Same.
15706 (sibcall_symbolic_64): Same.
15707 (sibcall_value_symbolic_64): Same.
15708 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
15710 (rs6000_emit_load_toc_table): Same.
15711 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
15712 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
15714 (divss_call): Same.
15715 (divus_call): Same.
15716 (quoss_call): Same.
15717 (quous_call): Same.
15718 (load_toc_v4_pic_si): Same
15719 (load_toc_v4_PIC_1): Same.
15720 (load_toc_v4_PIC_1b): Same.
15721 (call_indirect_aix{32,64}): Same.
15722 (call_value_indirect_aix{32,64}): Same.
15724 (call_value): Same.
15725 (call_local{32,64}): Same.
15726 (call_value_local{32,64}): Same.
15727 (call_indirect_nonlocal_aix{32,64}): Same.
15728 (call_nonlocal_aix{32,64}): Same.
15729 (call_value_indirect_nonlocal_aix{32,64}): Same.
15730 (call_value_nonlocal_aix{32,64}): Same.
15731 (call_indirect_nonlocal_sysv<mode>): Same.
15732 (call_nonlocal_sysv<mode>): Same.
15733 (call_value_indirect_nonlocal_sysv<mode>): Same.
15734 (call_value_nonlocal_sysv<mode>): Same.
15736 (sibcall_local{32,64}): Same.
15737 (sibcall_value_local{32,64}): Same.
15738 (sibcall_nonlocal_aix{32,64}): Same.
15739 (sibcall_value_nonlocal_aix{32,64}): Same.
15740 (sibcall_nonlocal_sysv<mode>): Same.
15741 (sibcall_value): Same.
15742 (sibcall_value_nonlocal_sysv<mode>): Same.
15744 2007-03-24 Paul Brook <paul@codesourcery.com>
15746 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
15747 * config/arm/linux-eabi.h: Remove legacy syscall hack.
15749 2007-03-24 Richard Henderson <rth@redhat.com>
15751 * config/ia64/constraints.md: New file.
15752 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
15753 satisfies_constraint_?.
15754 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
15755 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
15756 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
15757 ia64_output_mi_thunk): Likewise.
15758 (ia64_const_ok_for_letter_p): Remove.
15759 (ia64_const_double_ok_for_letter_p): Remove.
15760 (ia64_extra_constraint): Remove.
15761 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
15762 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
15763 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
15764 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
15765 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
15766 EXTRA_MEMORY_CONSTRAINT): Remove.
15767 * config/ia64/ia64.md: Include constriants.md. Replace
15768 CONST_OK_FOR_? with satisfies_constraint_?.
15770 2007-03-23 Michael Meissner <michael.meissner@amd.com>
15771 H.J. Lu <hongjiu.lu@intel.com>
15773 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
15775 (name macros): Use DPD_BID_NAME to convert names properly.
15777 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
15778 decimal floating point format.
15779 (init_floating_libfuncs): Change decimal functions so that they
15780 have a "bid_" prefix if the decimal system uses the BID format,
15781 and "dpd_" prefix if the decimal system uses the DPD format.
15782 (init_interclass_conv_libfuncs): Ditto.
15783 (init_intraclass_conv_libfuncs): Ditto.
15785 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15786 using the BID format.
15788 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15789 whether we are using the BID decimal format.
15790 * configure: Regenerate.
15792 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15793 the compiler has decimal floating point enabled. Define
15794 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15797 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
15798 using the BID format.
15800 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
15801 whether we are using the BID decimal format.
15802 * configure: Regenerate.
15804 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
15805 the compiler has decimal floating point enabled. Define
15806 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
15809 * doc/install.texi (--enable-decimal-float): Document BID and DPD
15810 options, and that it is enabled for i386/x86_64 systems.
15812 * Makefile.in (enable_decimal_float): New.
15814 (DECNUMINC): Add -I$(DECNUMFMT).
15815 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
15816 to $(DECNUMFMT) from $(DECNUM).
15818 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
15819 Substitute enable_decimal_float.
15820 * configure: Regenerated.
15823 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
15826 * configure.ac: Enable decimal float for x86_64-*-linux*.
15827 * configure: Regenerated.
15830 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
15831 decimal128ClearSign to flip and clear the sign bit in decimal128.
15832 (decimal_real_maxval): Set decimal128SetSign to set the sign
15835 2007-03-23 Ian Lance Taylor <iant@google.com>
15837 * fold-const.c (fold_binary): Correct warning for X - c >= X.
15839 2007-03-23 Ian Lance Taylor <iant@google.com>
15841 * tree-dump.c (dump_files): Correct comment.
15843 2007-03-23 Ian Lance Taylor <iant@google.com>
15845 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
15847 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
15849 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
15850 in cfglayout mode. Don't go into and out of cfglayout mode.
15851 Link the blocks in the order of the constructed traces.
15852 (rest_of_handle_tracer): Adjust call to tracer.
15853 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
15854 Don't go into cfglayout mode.
15855 (rtl_loop_done): Don't go out of cfglayout mode.
15856 * cfglayout.c (relink_block_chain): New function, split out from...
15857 (fixup_reorder_chain): ...here. Remove redundant checking.
15858 (cfg_layout_finalize): Don't clear the header, footer, and aux
15859 fields here, move the code to do so to relink_block_chain. Likewise
15860 for free_original_copy_tables.
15861 * rtl.h (tracer): Update prototype.
15862 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
15863 Assert we are in cfglayout mode. Don't go into and out of cfglayout
15864 mode. Use relink_block_chain to serialize the CFG according to the
15865 new basic block order. Move targetm.cannot_modify_jumps_p check from
15867 (gate_handle_reorder_blocks): ...to here.
15868 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
15870 (gate_duplicate_computed_gotos): ...to here.
15871 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
15872 something always changes when going into and out of cfglayout mode.
15873 Perform an expensive cfg cleanup while going into cfglayout mode.
15874 Always update liveness information on HAVE_conditional_execution
15875 targets. Reserialize the basic blocks and go out of cfglayout mode.
15876 * reg-stack.c: Include cfglayout.h.
15877 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
15878 the call to reorder_basic_blocks.
15879 * basic-block.h (reorder_basic_blocks): Update prototype.
15880 (relink_block_chain): New prototype.
15881 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
15883 2007-03-23 Joseph Myers <joseph@codesourcery.com>
15885 * config/mips/mips.md (type, hazard, *movdi_32bit,
15886 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
15887 *movhi_internal, *movqi_internal, *movsf_hardfloat,
15888 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
15889 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
15890 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
15892 (movcc): Change first xfer to multi.
15893 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
15894 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
15895 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
15896 config/mips/generic.md: Change reservations using "xfer" to use
15898 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
15899 using match_operand.
15900 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
15901 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
15903 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
15905 2007-03-22 Richard Henderson <rth@redhat.com>
15907 * config/i386/i386.c: Remove unnecessary function declarations.
15908 Move targetm definition, and all related macros, to the end of
15909 the file. Resort some functions to put definitions before uses.
15910 (ix86_attribute_table): Make static. Move to end of file.
15911 (ix86_gimplify_va_arg): Make static.
15913 2007-03-22 Richard Henderson <rth@redhat.com>
15915 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
15916 don't increase local_regparm with force_align_arg_pointer check.
15917 (ix86_function_sseregparm): Assert 32-bit.
15918 (type_has_variadic_args_p): New.
15919 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
15920 type_has_variadic_args_p.
15921 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
15922 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
15923 use memset instead. Do maybe_vaarg check first; skip attribute
15924 tests if true; skip attribute tests for 64-bit.
15925 (construct_container): Remove TARGET_DEBUG_ARG.
15926 (function_arg_advance_32, function_arg_advance_64): Split out ...
15927 (function_arg_advance): ... from here.
15928 (function_arg_32, function_arg_64): Split out ...
15929 (function_arg): ... from here.
15930 (ix86_pass_by_reference): Tidy.
15931 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
15932 (function_value_32): New, from parts of ix86_function_value
15933 and ix86_value_regno.
15934 (function_value_64): New, from parts of ix86_function_value
15935 and ix86_libcall_value.
15936 (ix86_function_value_1): New.
15937 (ix86_function_value, ix86_libcall_value): Use it.
15938 (return_in_memory_32, return_in_memory_64): Split out ...
15939 (ix86_return_in_memory): ... from here.
15940 (ix86_struct_value_rtx): Skip for 64-bit.
15941 (ix86_libcall_value, ix86_value_regno): Remove.
15942 (setup_incoming_varargs_64): Split out ...
15943 (ix86_setup_incoming_varargs): ... from here.
15944 (ix86_va_start): Remove TARGET_DEBUG_ARG.
15945 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
15946 * config/i386/i386-protos.h (ix86_function_value): Remove.
15947 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
15949 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
15952 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
15953 infinities not supported, otherwise emit warning if -Woverflow. On
15954 underflow, emit warning if -Woverflow.
15955 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
15957 * real.h (real_from_string): Update declaration
15959 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
15960 Richard Henderson <rth@redhat.com>
15962 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
15963 * calls.c (compute_argument_block_size, expand_call,
15964 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
15965 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
15966 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
15967 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
15968 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
15969 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
15970 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
15971 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
15974 2007-03-22 Joseph Myers <joseph@codesourcery.com>
15976 * c-incpath.c (add_sysroot_to_chain): New.
15977 (merge_include_chains): Add sysroot argument. Call
15978 add_sysroot_to_chain if sysrooted.
15979 (register_include_chains): Update call to merge_include_chains.
15980 * doc/cppopts.texi: Document use of '=' in include directory
15983 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
15985 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
15986 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
15987 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
15988 insn pattern using X87MODEF12 mode macro.
15990 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
15992 * regmove.c (regmove_optimize): Use reg_mentioned_p
15993 instead of reg_overlap_mentioned_p for DST.
15995 2007-03-21 Mike Stump <mrs@apple.com>
15997 * c.opt: Fixup for Objective-C/C++.
15999 2007-03-21 Steve Ellcey <sje@cup.hp.com>
16001 * explow.c (convert_memory_address): Fold memory reference when
16002 POINTERS_EXTEND_UNSIGNED < 0
16004 2007-03-21 Richard Henderson <rth@redhat.com>
16007 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
16008 * config/i386/mmintrin.h (__m64): Likewise.
16009 * config/i386/xmmintrin.h (__m128): Likewise.
16011 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16013 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
16014 (VXWORKS_OS_CPP_BUILTINS): Define.
16015 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
16016 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
16018 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16020 * rtl.h (constant_pool_reference_p): Delete.
16021 (find_constant_src): Declare.
16022 * rtlanal.c (find_constant_src): New function.
16023 * simplify-rtx.c (constant_pool_reference_p): Delete.
16024 * config/i386/i386.md: Use find_constant_src instead of
16025 constant_pool_reference_p/avoid_constant_pool_reference pairs.
16027 2007-03-21 Richard Sandiford <richard@codesourcery.com>
16029 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
16030 * c-cppbuiltin.c (c_cpp_builtins): Define them.
16032 2007-03-20 Mark Mitchell <mark@codesourcery.com>
16034 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
16035 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
16036 (arm_elf_asm_constructor): Use it.
16037 (arm_elf_asm_destructor): New function.
16039 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
16041 * jump.c (mark_jump_label): Treat SEQUENCE specially.
16043 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
16045 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
16047 2007-03-19 Andrew Haley <aph@redhat.com>
16049 PR tree-optimization/31264
16050 * tree-vrp.c (register_edge_assert_for_1): Don't look though
16051 VIEW_CONVERT_EXPRs.
16053 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
16055 PR rtl-optimization/30907
16056 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
16057 (fwprop_init): Always call loop_optimizer_initialize.
16058 (fwprop_done): Always call loop_optimizer_finalize.
16059 (fwprop): We always have loop info now.
16060 (gate_fwprop_addr): Remove.
16061 (pass_fwprop_addr): Use gate_fwprop as gate.
16063 PR rtl-optimization/30841
16064 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
16065 df_chain_alloc): Call df_reorganize_refs unconditionally.
16066 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
16067 refs_organized to refs_organized_size.
16068 (df_ref_create_structure): Use refs_organized_size instead of
16069 bitmap_size if refs had been organized, and keep refs_organized_size
16071 * df.h (struct df_ref_info): Change refs_organized to
16072 refs_organized_size.
16073 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
16076 2007-03-19 Mark Mitchell <mark@codesourcery.com>
16078 * except.c (output_function_exception_table): Do not reference the
16079 EH personality routine for functions that do not require an
16082 2007-03-20 Jakub Jelinek <jakub@redhat.com>
16085 * c-typeck.c (convert_for_assignment): Call comptypes for
16086 RECORD_TYPE or UNION_TYPE.
16088 PR inline-asm/30505
16089 * reload1.c (reload): Do invalid ASM checking after
16090 cleanup_subreg_operands.
16092 2007-03-19 Jeff Law <law@redhat.com>
16094 * tree-cfg.c (find_taken_edge): Tighten conditions for
16095 optimizing computed gotos.
16097 2007-03-19 Michael Matz <matz@suse.de>
16099 * builtins.c (expand_builtin_sync_operation,
16100 expand_builtin_compare_and_swap,
16101 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
16104 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
16105 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
16108 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16110 * doc/tm.texi: Add brackets around the return type of
16111 TARGET_SECONDARY_RELOAD.
16113 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
16114 Richard Guenther <rguenther@suse.de>
16116 PR tree-optimization/31254
16117 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
16118 Use handled_component_p () where appropriate. Continue
16119 propagating into the rhs if we propagated into an INDIRECT_REF
16122 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16124 * config/s390/s390.md (op_type attribute): RRR instruction type added.
16125 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
16126 (xde, xdee): Mode attributes adjusted to support DFP modes.
16127 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
16128 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
16129 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
16130 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
16131 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
16132 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16133 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
16135 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
16136 "movsf"): Insn definitions removed.
16137 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
16138 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
16139 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
16141 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
16142 "reload_in<mode>", "reload_out<mode>"): Expander added.
16143 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
16146 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16148 * config/s390/s390.md: Only non-functional changes. Renamed
16149 FPR mode macro to BFP all over the file.
16151 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16153 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
16154 (op_type attribute): RRF instruction type added.
16155 (fT0): New mode attribute.
16156 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
16157 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
16158 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
16159 instruction no secondary memory is needed when moving DFmode values
16160 between GPRs and FPRs.
16162 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16164 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
16165 inverted and documentation adjusted.
16166 ("mhard-dfp", "msoft-dfp"): New options.
16167 * config/s390/s390.c (s390_handle_arch_option): New architecture
16169 (override_options): Sanity checks for the new options added.
16170 * config.gcc: New architecture switch: z9-ec.
16171 * config/s390/s390.h (processor_flags): PF_DFP added.
16172 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
16173 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
16174 when the bit is NOT set so remove it from the defaults.
16176 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
16178 * genemit.c (main): Print include statement for dfp.h.
16179 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
16182 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16184 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
16186 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
16189 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
16190 instead of PATTERN.
16192 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16194 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
16195 attr_length_call, output_call, output_indirect_call): Cleanup
16196 formatting of targetm calls.
16198 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
16200 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
16202 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16204 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
16205 reservation, bypass and anti-bypass descriptions for these
16206 instructions. Update move patterns.
16207 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
16210 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
16212 * tree-vect-transform.c (get_initial_def_for_induction): Replace
16213 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
16214 (get_initial_def_for_reduction): Likewise.
16216 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
16218 Fix PR tree-optimization/29922
16219 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
16220 (get_representative): Removed.
16221 (value_dies_in_block_x): Update for rvuse removal.
16222 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
16223 (compute_antic_aux): Handle when PHI nodes appear in
16224 non-single-successors.
16225 (dump_bitmap_of_names): Removed.
16226 (compute_antic_safe): Renamed and removed rvuse calculation.
16227 Calculate only antic safe.
16228 (insert_into_preds_of_block): Remove assert.
16229 (execute_pre): Update for renamed functions.
16230 (defer_or_phi_translate_block): New function.
16232 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16234 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
16235 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
16237 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
16238 Follow spelling conventions.
16240 * tree-data-ref.h: Remove the prototype for analyze_array.
16242 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
16244 PR tree-optimization/31041
16245 * tree-vect-transform.c (get_initial_def_for_induction): Call
16246 force_gimple_operand.
16248 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
16250 * ipa-type-escape.c (look_for_casts) : Revert code to use
16251 handled_component_p due to ada test a-numaux.adb.
16253 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
16255 * final.c (final_scan_insn): Alter the condition of a
16256 conditional trap if we have nonstandard CC.
16258 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16260 * configure.ac: Remove excess quoting from asm line 0 test.
16261 * configure: Rebuilt.
16263 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16265 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
16266 * c-common.c (convert_and_check): Move warning logic to...
16267 (warnings_for_convert_and_check): ...here. Define.
16268 * c-common.h (warnings_for_convert_and_check): Declare.
16270 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16272 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
16273 (output_call): Likewise.
16275 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16277 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
16279 2007-03-16 Richard Sandiford <richard@codesourcery.com>
16281 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
16283 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
16285 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
16286 opteron, athlon-64 and athlon-fx processor_alias_table entries.
16288 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
16290 PR tree-optimization/31183
16291 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
16292 Use double_int instead of unsigned int for representing access_strides.
16293 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
16295 2007-03-16 Richard Guenther <rguenther@suse.de>
16297 PR tree-optimization/31146
16298 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
16299 to allow recursion of forward_propagate_addr_expr.
16300 (forward_propagate_addr_into_variable_array_index): Likewise.
16301 (forward_propagate_addr_expr): Likewise.
16302 (tree_ssa_forward_propagate_single_use_vars): Likewise.
16303 (forward_propagate_addr_expr_1): Recurse on simple copies
16304 instead of propagating into them. Do so for useless conversions
16306 (forward_propagate_addr_expr): Clean up unused statements after
16309 2007-03-16 Richard Guenther <rguenther@suse.de>
16311 * builtins.c (expand_builtin_cexpi): Use the right argument
16312 for the expansion via cexp.
16314 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16316 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
16317 * configure: Rebuilt.
16319 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
16322 * dwarf2out.c (force_type_die): Adjust comment.
16323 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
16325 2007-03-15 DJ Delorie <dj@redhat.com>
16327 * config/frv/predicates.md (minmax_operator): Don't check operands
16330 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16332 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
16333 Update constant estimates of number of iterations.
16334 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
16335 argument renamed to "realistic".
16336 (compute_estimated_nb_iterations): Removed.
16337 (record_niter_bound): New function.
16338 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
16339 call record_nonwrapping_iv with upper = false.
16340 (infer_loop_bounds_from_signedness): Pass upper argument to
16341 record_nonwrapping_iv.
16342 (estimate_numbers_of_iterations_loop): Do not call
16343 compute_estimated_nb_iterations. Record estimate based on profile
16344 information. Initialize the constant estimates of number of
16346 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
16348 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
16349 number of iterations is too small.
16350 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
16351 (EST_NOT_AVAILABLE): Removed.
16352 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
16353 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
16356 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
16358 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
16359 Handle NE_EXPR guards.
16361 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16364 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
16365 Set also -pedantic-errors by default for the preprocessor unless
16366 -fpermissive is given.
16368 2007-03-15 Richard Guenther <rguenther@suse.de>
16370 PR middle-end/29719
16371 PR middle-end/31161
16372 * builtins.c (expand_builtin_cexpi): As a fallback if we
16373 don't have builtins for sincos or cexp create a function
16374 declaration for cexp and expand to a call to that.
16375 (expand_builtin_int_roundingfn): Always fall
16376 back to floor/ceil and its variants even if they may be
16379 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
16381 PR middle-end/31159
16382 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
16383 jump tables, move the call to delete_dead_jumptables from here...
16384 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
16385 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
16386 don't allow merging of blocks that try_redirect_by_replacing_jump
16387 also does not handle when not optimizing.
16389 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16390 Francois-Xavier Coudert <coudert@clipper.ens.fr>
16392 * config/i386/i386.md (x86_sahf_1): Correctly handle
16395 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
16398 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
16399 x86_64_general_operand as operand[2] predicate. Remove "iF"
16400 from operand constraints and use "e" constraint instead.
16401 (*subti3_1, *subti3_1 splitter): Ditto.
16402 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
16403 operand[1] predicate.
16405 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
16407 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
16408 arrays, multiply the access strides by the size of the sub-array.
16409 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
16411 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16413 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
16414 the configured assembler supports the sahf mnemonic.
16415 * configure: Regenerate.
16416 * config.in: Regenerate.
16418 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
16419 emit "sahf" or ".byte\t0x9e" as asm template.
16421 2007-03-14 Michael Meissner <michael.meissner@amd.com>
16424 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
16425 option to replace hard coded TARGET_xxx in md file.
16426 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
16427 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16428 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
16429 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
16430 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
16431 (X86_TUNE_NOT_VECTORMODE): Ditto.
16432 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
16433 (TUNE_AVOID_VECTOR_DECODE): Ditto.
16434 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
16435 (TUNE_SLOW_IMUL_IMM8): Ditto.
16436 (TUNE_MOVE_M1_VIA_OR): Ditto.
16437 (TUNE_NOT_UNPAIRABLE): Ditto.
16438 (TUNE_NOT_VECTORMODE): Ditto.
16440 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
16443 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
16444 tuning options instead of hard coded TARGET_xxx.
16445 (fix ssemode peephole2's): Ditto.
16446 (imul peephole2's): Ditto.
16448 (movdi_or_rex64): Ditto.
16449 (move peephole2): Ditto.
16450 (not peephole2's): Ditto.
16452 2007-03-14 Dirk Mueller <dmueller@suse.de>
16454 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
16455 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
16456 * c-parser.c (c_parser_if_body): Always add an empty statement in case
16458 * c-parser.c (c_parser_do_statement): Warn about empty body in
16459 do/while statement.
16460 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
16461 * doc/invoke.texi (-Wempty-body): Update documentation.
16463 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
16466 * c-common.h (warn_for_div_by_zero): Declare.
16467 * c-common.c (warn_for_div_by_zero): Define.
16468 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
16471 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16473 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
16474 to PREFIX and STANDARD_PREFIX.
16476 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16477 Phil Edwards <phil@codesourcery.com>
16479 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
16480 (__gthread_once_t): Remove busy field for RTPs.
16481 (__GTHREAD_ONCE_INIT): Update accordingly.
16483 2007-03-14 Richard Sandiford <richard@codesourcery.com>
16485 * doc/invoke.texi: Document VxWorks options.
16487 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
16489 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
16491 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
16493 PR tree-optimization/30590
16494 * tree-nrv.c (tree_nrv): Check for the partial update of the
16497 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16499 * flags.h (flag_random_seed): Remove declaration, in favor of...
16500 * toplev.h (get_random_seed, set_random_seed): ... these.
16501 * tree.c (get_file_function_name): Use the former.
16502 * opts.c (common_handle_option): Use the latter.
16505 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
16507 PR middle-end/31127
16508 * cse.c (cse_find_path): Do not bail out if a basic block that
16509 we already visited now becomes part of a path that starts at a
16510 different basic block. Just disallow this, to make sure we
16511 visit each basic block at most once.
16513 2007-03-13 Jan Hubicka <jh@suse.cz>
16515 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
16516 attributes, when profile esitmate is present, calls with very low
16517 frequency are cold.
16519 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
16521 PR tree-optimization/30730
16522 PR tree-optimization/26900
16523 * tree-ssa-loop-niter.c: Include gmp.h.
16524 (bounds): New type.
16525 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
16526 split_to_var_and_offset, determine_value_range,
16527 bound_difference_of_offsetted_base, refine_bounds_using_guard,
16528 bound_difference, bounds_add, bounds_negate,
16529 number_of_iterations_ne_max, dump_affine_iv): New functions.
16530 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
16531 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
16532 difference of initial and final value of control iv to validate
16534 (number_of_iterations_cond): Add loop parameter. Determine bounds
16535 on the difference of the extremes of the control iv. Add dumps.
16536 (expand_simple_operations): Handle phi nodes.
16537 (simplify_using_initial_conditions): Do not record used conditions.
16538 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
16539 Do not set additional_info.
16540 (implies_nonnegative_p, implies_ge_p): Removed.
16541 (derive_constant_upper_bound): Do not use parameter `additional'.
16542 (record_estimate): Parameter `additional' removed. Parameter
16543 `i_bound' added. Do not call derive_constant_upper_bound.
16544 (record_nonwrapping_iv): Use derive_constant_upper_bound to
16545 bound the number of iterations estimate.
16546 (estimate_numbers_of_iterations_loop): Pass the estimate from
16547 the number of iterations analysis to record_estimate.
16548 * tree.h (multiple_of_p): Declare.
16549 * tree-scalar-evolution.c (expression_expensive_p): Removed.
16550 (scev_const_prop): Do not check expression_expensive_p.
16551 * fold-const.c (multiple_of_p): Exported.
16552 * double-int.c (double_int_mask): Exported.
16553 * double-int.h (double_int_mask): Declare.
16554 * tree-flow.h (struct tree_niter_desc): Removed additional_info
16555 field. Added max field.
16557 2007-03-13 David Taylor <taylor@candd.org>
16560 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
16563 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16566 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
16567 two unamed patterns.
16569 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
16571 * config/i386/i386.opt (mcx16, msahf): New options.
16572 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
16573 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
16575 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
16576 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
16577 Output -mcx16 and -msahf options when corresponding bit is set.
16579 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
16580 and -msahf options.
16582 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
16584 * configure.ac: Test for assembler tolerance to # 0 "".
16585 * configure, config.in: Rebuilt.
16586 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
16588 2007-03-13 Geoffrey Keating <geoffk@apple.com>
16590 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
16592 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
16593 (handle_syscall): Handle direct system calls.
16594 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
16596 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16598 * doc/invoke.texi: Fix cpp.info cross-reference.
16599 * doc/passes.texi: Fix gcc.info cross-reference.
16601 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
16603 PR tree-optimization/30835
16604 * lambda-code.c (can_convert_to_perfect_nest): Check whether
16605 bb_for_stmt is not NULL before accessing it.
16607 2007-03-12 Joseph Myers <joseph@codesourcery.com>
16609 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
16612 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
16615 * doc/install.texi: Document --enable-stage1-languages
16617 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
16619 * tree-pass.h (pass_into_cfg_layout_mode,
16620 pass_outof_cfg_layout_mode): Declare.
16621 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
16622 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
16623 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
16624 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
16626 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
16628 * c-decl.c (warn_variable_length_array): New function.
16629 Refactored from grokdeclarator to handle warn_vla
16630 and handle unnamed array case.
16631 (grokdeclarator): Refactored VLA warning case.
16632 * c.opt (Wvla): New flag.
16633 * doc/invoke.texi (Wvla): New warning.
16635 2007-03-12 Richard Henderson <rth@redhat.com>
16637 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
16638 (TARGET_SECTION_TYPE_FLAGS): New.
16640 2007-03-12 Richard Henderson <rth@redhat.com>
16642 * config/darwin.c (machopic_reloc_rw_mask): New.
16643 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
16644 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
16646 2007-03-12 Mark Mitchell <mark@codesourcery.com>
16648 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
16649 * cppdefault.h (cpp_PREFIX): Document.
16650 (cpp_PREFIX_len): Likewise.
16651 (cpp_EXEC_PREFIX): New variable.
16652 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
16653 * c-incpath.c (add_standard_paths): Correct logic for relocating
16654 paths within prefix.
16656 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
16658 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
16659 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
16661 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
16662 fix_truncdfdi_sse using SSEMODEF mode macro.
16663 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
16664 fix_truncdfsi_sse using SSEMODEF mode macro.
16665 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
16666 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
16668 2007-03-12 Richard Sandiford <richard@codesourcery.com>
16670 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
16671 elfos.h to tm_file.
16673 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
16675 * tree.h : Add multiple_of_p declaration.
16676 * fold-const.c (multiple_of_p): Make multiple_of_p public.
16677 * ipa-type-escape.c (results_of_malloc): Redundant.
16678 (visited_stmts): New. Visited stmt for walk_use_def_chains.
16679 (cast_type): Extended with new members.
16680 (check_cast): Returns cast_type.
16681 (cast): New structure for data of walk_use_def_chains.
16682 (is_malloc_result, is_cast_from_non_pointer_1,
16683 is_cast_from_non_pointer,
16684 is_array_access_through_pointer_and_index): New functions.
16685 (look_for_casts): Returns cast types.
16686 (check_call): Returns void.
16687 (okay_pointer_operation): Use support of pointer plus index,
16688 pointer plus constant and allow all multiplications.
16690 2007-03-11 Richard Guenther <rguenther@suse.de>
16692 PR tree-optimization/31115
16693 * tree-vrp.c (extract_range_from_binary_expr): Make sure
16694 the shift count is positive and non-anti-range for RSHIFT_EXPR.
16695 A shift count of zero is not special as with *_DIV_EXPR.
16696 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
16699 2007-03-11 Ian Lance Taylor <iant@google.com>
16701 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
16702 the *_DIV_EXPR codes correctly with overflow infinities.
16704 2007-03-11 Ira Rosen <irar@il.ibm.com>
16706 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
16707 indicate success/failure of the analysis. Add negation to subtrahend
16708 in case of subtraction. Fail if both operands contain constants.
16709 (create_data_ref): Fail if analyze_offset fails.
16711 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
16713 * config/i386/i386.md (frndintxf2): Rename to ...
16714 (rintxf2): ... this. Remove expander having same name.
16715 (rintsf2, rintdf2): Implement using SSEMODEF macro.
16716 (roundsf2, rounddf2): Ditto.
16717 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
16718 (lround<mode>di2, lround<mode>si2): Ditto.
16720 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
16722 * lower-subreg.c: Include except.h.
16723 (decompose_multiword_subregs): Verify that the only control flow
16724 insns we can split are loads to multi-words pseudos.
16725 Handle breaking such blocks after splitting, instead of calling
16726 find_many_sub_basic_blocks.
16728 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
16729 on the new basic block. Add a lengthy comment explaining why we
16730 thought this was necessary.
16731 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
16733 2007-03-10 Mark Mitchell <mark@codesourcery.com>
16736 * tree.c (walk_type_fields): Recurse into the element type of
16737 ARRAY_TYPEs if there is a pointer set.
16739 2007-03-10 Dirk Mueller <dmueller@suse.de>
16741 * c-common.c (warn_logical_operator): Fix condition.
16743 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
16745 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
16747 * config/darwin.c (machopic_select_section): Remove superfluous
16748 argument in call to categorize_decl_for_section. Remove unused
16751 2007-03-10 Joseph Myers <joseph@codesourcery.com>
16753 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
16755 * configure: Regenerate.
16757 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
16760 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
16761 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
16762 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
16763 Add LABEL_NUSES to emitted label.
16764 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
16765 branch probability value to emitted jump insn.
16766 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
16767 Do not check life information and do not re-arrange input operands
16768 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
16770 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16772 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
16773 the change of decode_asm_operands.
16775 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
16777 * mode-switching.c (create_pre_exit): Skip blockage insn.
16779 2007-03-09 Diego Novillo <dnovillo@redhat.com>
16781 * tree-pass.h (TODO_update_smt_usage): Remove.
16783 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
16787 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
16789 * pa.c (attr_length_call): Revise condition for long
16790 pc-relative branch.
16791 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
16792 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
16793 sequence on SOM target.
16795 2007-03-09 Geoffrey Keating <geoffk@apple.com>
16797 * gcc.c: Document %{, in big comment at top.
16798 (input_suffix_matches): Remove special handling for .s and
16800 (input_spec_matches): New.
16801 (handle_braces): Handle %{,.
16802 (validate_switches): ',' indicates a value which is not a switch.
16803 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
16804 to detect assembler input.
16805 * config/i386/sol2.h (CPP_SPEC): Likewise.
16806 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
16807 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
16808 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
16809 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
16810 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
16811 -m64 causes deployment target to default to 10.5.
16812 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
16814 2007-03-09 Richard Henderson <rth@redhat.com>
16817 * target.h (targetm.asm.out.reloc_rw_mask): New.
16818 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
16819 (TARGET_ASM_OUT): Use it.
16820 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
16821 * varasm.c (categorize_decl_for_section): Remove shlib argument;
16822 use the new reloc_rw_mask target hook instead.
16823 (default_section_type_flags_1): Merge into...
16824 (default_section_type_flags): ... here.
16825 (decl_readonly_section_1): Merge into...
16826 (decl_readonly_section): ... here.
16827 (default_elf_select_section_1): Merge into...
16828 (default_elf_select_section): ... here.
16829 (default_unique_section_1): Merge into...
16830 (default_unique_section): ... here.
16831 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
16832 (default_select_rtx_section): Use it.
16833 (default_elf_select_rtx_section): Likewise.
16834 * output.h: Update to match.
16835 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
16836 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
16837 (TARGET_ASM_RELOC_RW_MASK): New.
16838 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
16839 to categorize_decl_for_section.
16840 (x86_64_elf_unique_section): Likewise.
16841 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
16842 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
16843 (TARGET_ASM_RELOC_RW_MASK): New.
16844 * config/ia64/ia64.c (ia64_rwreloc_select_section,
16845 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
16846 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
16847 (TARGET_RWRELOC): Remove.
16848 (ia64_section_type_flags): Adjust call to default_section_type_flags.
16849 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16850 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
16851 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
16852 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
16853 (rs6000_xcoff_select_section): Use decl_readonly_section.
16854 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
16855 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
16856 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
16857 (TARGET_SECTION_TYPE_FLAGS): Remove.
16858 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
16860 2007-03-09 Roger Sayle <roger@eyesopen.com>
16862 * fold-const.c (fold_comparison): Remove compile-time evaluation of
16863 complex constant equality/inequality comparisons for here.
16864 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
16865 known at compile-time or can be simplified to a scalar comparison.
16866 (fold_relational_const): Move compile-time evaluation of complex
16867 constant equality/inequality comparisons to here.
16869 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16871 PR rtl-optimization/30643
16872 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
16874 (fold_rtx): Recurse, like before 2006-11-03.
16876 2007-03-09 DJ Delorie <dj@redhat.com>
16878 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
16881 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
16883 PR tree-optimization/30375
16884 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
16885 LHS of statements is not the same.
16886 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
16888 2007-03-09 Chao-ying Fu <fu@mips.com>
16890 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
16892 * doc/invoke.texi (-mdspr2): Document new option.
16893 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
16894 New unspec for DSP REV 2.
16895 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
16896 these instructions are extended in DSP REV 2.
16897 (mips-dspr2.md): Include.
16898 * config/mips/mips.opt (mdspr2): New option.
16899 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
16900 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
16901 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
16902 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
16903 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
16904 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
16905 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
16907 (bdesc_map): Add one field of unsupported_target_flags.
16908 (bdesc_arrays): Update entries to have extra fields. Add
16910 (mips_init_builtins): Initialize new function types.
16911 Check unsupported_target_fileds to filter out builtins.
16912 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
16914 (ASM_SPEC): Pass mdspr2 to the assembler.
16915 * config/mips/mips-dspr2.md: New file.
16917 2007-03-09 Sa Liu <saliu@de.ibm.com>
16919 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
16921 2007-03-09 Ian Lance Taylor <iant@google.com>
16923 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
16924 argument) like -Wstrict-overflow=2.
16925 * doc/invoke.texi (Warning Options): Update documentation.
16927 2007-03-09 Dirk Mueller <dmueller@suse.de>
16930 * doc/invoke.texi (-Wlogical-op): Document.
16931 * common.opt (-Wlogical-op): New.
16932 * c-common.h (warn_logical_operator): Declare.
16933 * c-common.c (warn_logical_operator): Define.
16934 * c-typeck.c (parser_build_binary_op): Call
16935 warn_logical_operator.
16937 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16939 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
16940 * final.c (final_scan_insn): Test for non-"" file name.
16942 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
16944 * doc/loop.texi: Document the Omega linear constraints solver.
16945 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
16946 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
16947 omega-hash-table-size, omega-max-keys, and
16948 omega-eliminate-redundant-constraints.
16949 * tree-pass.h (pass_check_data_deps): Declared.
16952 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
16953 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
16954 pass_check_data_deps): New.
16955 * tree-data-ref.c (init_data_ref): Remove declaration.
16956 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
16957 (analyze_array): Renamed init_array_ref, move up initializations.
16958 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
16959 Removed arguments that are set to NULL.
16960 (analyze_indirect_ref): Correct indentation, correct call to
16962 (object_analysis): Call init_array_ref instead of analyze_array.
16963 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
16964 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
16965 of DR_ACCESS_FNS_ADDR.
16966 (init_omega_eq_with_af, omega_extract_distance_vectors,
16967 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
16968 ddr_consistent_p): New.
16969 (compute_affine_dependence): Check consistency of ddrs when
16970 flag_check_data_deps is passed.
16971 (analyze_all_data_dependences): Uncomment.
16972 (tree_check_data_deps): New.
16973 * tree-data-ref.h: Include omega.h.
16974 (DR_ACCESS_FNS_ADDR): Removed.
16975 (data_dependence_relation): Add inner_loop.
16976 (DDR_INNER_LOOP): New.
16977 * common.opt (fcheck-data-deps): New.
16978 * tree-flow.h (tree_check_data_deps): Declare.
16979 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
16980 (OBJS-common): Depend on omega.o.
16982 * passes.c (pass_check_data_deps): Scheduled.
16983 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
16984 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
16985 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
16986 PARAM_VECT_MAX_VERSION_CHECKS,
16987 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
16989 2007-03-09 Richard Guenther <rguenther@suse.de>
16991 PR tree-optimization/30904
16992 PR middle-end/31058
16993 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
16994 the same way as *_DIV_EXPR.
16996 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
16998 * recog.c (decode_asm_operands): No mixed declarations and code.
17000 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
17002 * rtl.def (ASM_INPUT): Add location.
17003 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
17004 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
17005 (decode_asm_operands): Add loc operand.
17006 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
17007 * stmt.c (expand_asm): Rename to...
17008 (expand_asm_loc): ... this. Add locus argument. Pass it on to
17009 gen_rtx_ASM_INPUT_loc.
17010 (expand_asm_expr): Adjust.
17011 * recog.c (decode_asm_operands): Add loc operand.
17012 (check_asm_operands, extract_insn): Adjust.
17013 * reload1.c (maybe_fix_stack_asms): Likewise.
17014 * final.c (asm_insn_count): Likewise.
17015 (final_scan_insn): Output # line before and after asm.
17017 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
17019 * tree-ssa-structalias.c (variable_info): Remove
17021 (new_var_info): Ditto.
17022 (shared_bitmap_info_t): New structure.
17023 (shared_bitmap_table): New variable.
17024 (shared_bitmap_hash): New function.
17025 (shared_bitmap_eq): Ditto
17026 (shared_bitmap_lookup): Ditto.
17027 (shared_bitmap_add): Ditto.
17028 (merge_smts_into): Change to take bitmap directly.
17029 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
17030 (init_alias_vars): Init shared bitmap hashtable.
17031 (delete_points_to_sets): Delete shared bitmap hashtable.
17032 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
17033 is_aliased removal as a change that was still necessary was
17036 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
17038 * config/i386/i386.h (override_options): Conditionally disable
17039 x86_sahf for 64bit targets only.
17041 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
17044 * c-decl.c (merge_decls): Don't call make_var_volatile.
17045 * varasm.c (make_var_volatile): Remove.
17046 * output.h (make_var_volatile): Remove.
17048 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
17050 PR tree-optimization/31085
17051 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
17053 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17055 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
17056 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
17057 ATTR_CONST_NOTHROW_LIST.
17059 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
17062 2007-03-08 Diego Novillo <dnovillo@redhat.com>
17064 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
17066 2007-03-08 Geoffrey Keating <geoffk@apple.com>
17069 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
17071 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
17072 passed, use shared libgcc.
17074 2007-03-08 Roger Sayle <roger@eyesopen.com>
17076 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
17077 instead of calling build2 with a GIMPLE_MODIFY_STMT.
17078 (honor_protect_cleanup_actions, lower_try_finally_switch):
17080 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
17081 ifc_temp_var): Likewise.
17082 * tree-inline.c (setup_one_parameter): Likewise.
17083 * tree-mudflap.c (mf_decl_cache_locals,
17084 mf_build_check_statement_for): Likewise.
17085 * tree-nested.c (init_tmp_var, save_tmp_var,
17086 finalize_nesting_tree_1): Likewise.
17087 * tree-outof-ssa.c (insert_copy_on_edge,
17088 insert_backedge_copies): Likewise.
17089 * tree-profile.c (tree_gen_edge_profiler,
17090 tree_gen_ic_profiler): Likewise.
17091 * tree-scalar-evolution.c (scev_const_prop): Likewise.
17092 * tree-sra.c (sra_build_assignment): Likewise.
17093 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
17094 * tree-ssa-math-opts.c (insert_reciprocals,
17095 execute_cse_sincos_1): Likewise.
17096 * tree-tailcall.c (adjust_accumulator_values,
17097 adjust_return_value): Likewise.
17098 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
17099 * tree-vect-transform.c (vect_create_data_ref_ptr,
17100 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
17101 vect_create_epilog_for_reduction, vectorizable_reduction,
17102 vectorizable_call, vectorizable_conversion,
17103 vectorizable_assignment, vectorizable_operation,
17104 vectorizable_type_demotion, vect_gen_widened_results_half,
17105 vect_permute_store_chain, vectorizable_store,
17106 vect_setup_realignment, vect_permute_load_chain,
17107 vectorizable_load, vectorizable_condition,
17108 vect_create_cond_for_align_checks): Likewise.
17109 * tree-vrp.c (build_assert_expr_for): Likewise.
17111 2007-03-08 Ian Lance Taylor <iant@google.com>
17113 * tree-vrp.c: Include "intl.h".
17114 (usable_range_p): New static function.
17115 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
17116 overflowed values, juts set *strict_overflow_p.
17117 (compare_values): Only return -2 if one of the operands is not a
17119 (compare_ranges): Call usable_range_p.
17120 (compare_range_with_value): Likewise.
17121 (vrp_evaluate_conditional_warnv): Rename from
17122 vrp_evaluate_conditional. Make static. Change all callers.
17123 (vrp_evaluate_conditional): New function.
17124 (simplify_div_or_mod_using_ranges): Issue warning about reliance
17125 on signed overflow.
17126 (simplify_abs_using_ranges): Likewise.
17127 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
17128 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
17129 within_stmt parameter.
17130 * tree-ssa-propagate.c (fold_predicate_in): Update call to
17131 vrp_evaluate_conditional.
17132 * tree-ssa-threadedge.c
17133 (record_temporary_equivalences_from_stmts_at_dest): Change
17134 simplify parameter to take a second tree parameter.
17135 (simplify_control_stmt_condition): Likewise.
17136 (thread_across_edge): Likewise.
17137 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17138 (thread_across_edge): Likewise.
17139 * Makefile.in (tree-vrp.o): Depend upon intl.h.
17141 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
17143 * config/i386/i386.h (TARGET_SAHF): New define.
17144 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
17145 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
17146 (x86_sahf): New global variable.
17147 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
17148 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
17149 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
17150 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
17152 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
17153 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
17154 when expanding fcomi/sahf based tests.
17155 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
17156 expanding sahf based alternative. Emit sahf based sequence when
17157 optimizing for code size.
17158 * config/i386/i386.md (x86_sahf_1): Do not disable for
17159 TARGET_64BIT, enable for TARGET_SAHF.
17161 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
17163 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
17164 spurious whitespace from error message.
17166 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
17169 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
17171 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
17173 * c-decl.c (grokdeclarator): Disable warnings for anonymous
17175 * tree-sra.c (instantiate_element): Propagate disabled warnings
17176 from the element itself to the created variable.
17178 2007-03-07 Richard Henderson <rth@redhat.com>
17181 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
17182 silently fix up the stack in the case of a missing register.
17184 2007-03-07 Paul Brook <paul@codesourcery.com>
17186 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
17188 2007-03-07 Joseph Myers <joseph@codesourcery.com>
17190 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
17192 (phase1_vrs): Use them.
17193 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
17194 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
17195 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
17196 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
17197 __gnu_Unwind_Restore_WMMXC if required.
17198 (_Unwind_VRS_Pop): Implement iWMMXt support.
17199 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
17200 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
17201 gnu_Unwind_Save_WMMXC): Define.
17203 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17205 * config/vxworks.h (vxworks_override_options): Declare.
17206 (VXWORKS_OVERRIDE_OPTIONS): Use it.
17207 * config/vxworks.c: Include target.h and toplev.h.
17208 (vxworks_override_options): New function.
17209 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
17211 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
17213 * config/s390/s390.c (override_options): Don't emit an error when
17214 -mstack-size is used without providing -mstack-guard.
17215 (s390_emit_prologue): Choose stack_guard value automatically if not
17216 provided via command line.
17217 * doc/invoke.texi: Adjust description of -mstack-guard and
17220 2007-03-07 Richard Sandiford <richard@codesourcery.com>
17222 * config/i386/i386.c (output_set_got): Add a GOT initialization
17223 sequence for VxWorks PIC.
17224 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
17225 around labels as well as symbols. Use gotoff_operand instead
17226 of local_symbolic_operand.
17227 (legitimize_pic_address): Use gotoff_operand instead of
17228 local_symbolic_operand. Use @GOT accesses for labels as
17230 (ix86_output_addr_diff_elt): Use PC-relative rather than
17231 GP-relative offsets for VxWorks PIC.
17232 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
17233 no_new_pseudos. Check whether the returned register is op0.
17234 * config/i386/i386.md (tablejump): Use PC-relative rather than
17235 GP-relative offsets for VxWorks PIC.
17236 * config/i386/predicates.md (gotoff_operand): New predicate.
17238 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17240 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
17242 * config/vxworks-dummy.h: New file.
17243 * config/i386/i386.h: Include it.
17245 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
17247 * dwarf2out.c (is_inlined_entry_point): New
17248 (add_high_low_attributes): Emit DW_AT_entry_pc along with
17249 DW_AT_ranges if the first subblock is the entry point.
17251 2007-03-06 David Daney <ddaney@avtrex.com>
17253 * doc/install.texi (mips-*-*): Change recommended binutils
17256 2007-03-06 Anatoly Sokolov <aesok@post.ru>
17258 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
17259 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
17261 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
17262 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
17264 2007-03-06 Jan Hubicka <jh@suse.cz>
17266 * errors.h (warning, error, fatal, internal_error): Mark as cold.
17267 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
17269 (probably_cold_bb_p): Cold functions are cold.
17270 (probably_never_executed_bb_p): Cold functions are cold.
17271 (tree_bb_level_predictions): Predict calls to cold functions as not
17273 (compute_function_frequency): Check hot/cold attributes.
17274 * function.h (function_frequency): Update comments.
17275 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
17276 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
17277 (c_common_att): Add cold and hot.
17279 * doc/extend.texi (hot,cold attributes): Document.
17281 2007-03-06 Andrew Haley <aph@redhat.com>
17283 * function.c (expand_function_end): Move blockage to just after we
17284 emit the label for the naked return from the function.
17286 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17288 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
17291 2007-03-06 Jan Hubicka <jh@suse.cz>
17293 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
17294 loaded for constant large models. Non-large 64bit PIC can do.
17295 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
17296 * cmodel.h: Add LARGE PIC.
17297 * i386.md (UNSPEC_PLTOFF): New.
17298 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
17300 (*call_1_rex64): Disable for large models.
17301 (*call_1_rex64_large): New.
17302 (*call_value_1_rex64): Disable for large models.
17303 (*call_value_1_rex64_large): New.
17304 (set_rip_rex4): New.
17305 (set_got_offset_rex64): New.
17306 * predicates.md (constant_call_address_operand): For large model
17307 constant calls are not possible.
17308 * i386-protos.h (construct_plt_address): Declare.
17309 * i386.c (override_options): Accept large models.
17310 (ix86_expand_prologue): Expand large PIC GOT pointer load.
17311 (legitimate_constant_p): Add new UNSPECs.
17312 (legitimate_pic_operand_p): Likewise.
17313 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
17314 (legitimize_pic_address): Do easy RIP relative way for TLS only for
17316 (output_pic_addr_const): Add PLTOFF.
17317 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
17318 (ix86_expand_move): Legitimize pic address when in PIC mode.
17319 (construct_plt_address): New function.
17320 (ix86_expand_call): Offload the address to register and use GOT
17321 pointer for large model.
17322 * invoke.texi (mcmodel=large): Update documentation.
17324 2007-03-06 Richard Henderson <rth@redhat.com>
17326 * config/i386/i386.c (x86_use_leave, x86_push_memory,
17327 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
17328 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
17329 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
17330 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
17331 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
17332 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
17333 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
17334 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
17335 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
17336 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17337 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
17338 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17339 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17340 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
17341 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
17342 x86_schedule, x86_use_bt, x86_pad_returns,
17343 x86_use_xchgb): Merge into ...
17344 (ix86_tune_features): ... here. New array.
17345 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17346 x86_bswap): Merge into ...
17347 (ix86_arch_features): ... here. New array.
17348 (x86_3dnow_a): Remove.
17349 (x86_accumulate_outgoing_args): Make static.
17350 (x86_arch_always_fancy_math_387): Make static.
17351 (ix86_tune_mask, ix86_arch_mask): Move ...
17352 (override_options): ... to local variables here. Apply the
17353 appropriate mask to each element of ix86_arch_features and
17354 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
17355 as were done in the old macros.
17356 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
17357 * config/i386/i386.h (x86_use_leave, x86_push_memory,
17358 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
17359 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
17360 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
17361 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
17362 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
17363 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
17364 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
17365 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
17366 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
17367 x86_partial_reg_dependency, x86_memory_mismatch_stall,
17368 x86_accumulate_outgoing_args, x86_prologue_using_move,
17369 x86_epilogue_using_move, x86_decompose_lea,
17370 x86_arch_always_fancy_math_387, x86_shift1,
17371 x86_sse_partial_reg_dependency, x86_sse_split_regs,
17372 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
17373 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
17374 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
17375 x86_use_incdec, x86_pad_returns, x86_bswap,
17376 x86_partial_flag_reg_stall): Remove.
17377 (enum ix86_tune_indices): New.
17378 (ix86_tune_features): New.
17379 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
17380 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
17381 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
17382 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
17383 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
17384 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
17385 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
17386 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
17387 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
17388 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
17389 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
17390 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
17391 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
17392 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
17393 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
17394 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
17395 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
17396 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
17397 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
17398 TARGET_EXT_80387_CONSTANTS): Use it.
17399 (enum ix86_arch_indices): New.
17400 (ix86_arch_features): New.
17401 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
17402 TARGET_BSWAP): Use it.
17403 (ix86_tune_mask, ix86_arch_mask): Remove.
17405 2007-03-06 Joseph Myers <joseph@codesourcery.com>
17408 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
17409 Define using $${sysroot_headers_suffix}.
17410 * configure: Regenerate.
17411 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
17412 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
17414 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
17415 * gcc.c (print_sysroot_headers_suffix): New.
17416 (option_map): Include --print-sysroot-headers-suffix.
17417 (display_help): Mention -print-sysroot-headers-suffix.
17418 (process_command): Handle -print-sysroot-headers-suffix.
17419 (do_spec_1): Append multilib directory to include-fixed path if
17420 sysroot suffixes in use.
17421 (main): Handle -print-sysroot-headers-suffix.
17422 * Makefile.in (start.encap): Don't depend on xlimits.h
17423 (xlimits.h): Remove.
17424 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
17425 limits.h for each multilib in fixinc_list.
17426 (fixinc_list, s-fixinc_list): New.
17427 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
17428 generate them for each multilib in fixinc_list.
17429 (stmp-fixproto): Use include-fixed. Run fixproto for each
17430 multilib in fixinc_list.
17431 (mostlyclean): Don't remove xlimits.h.
17432 (clean): Remove include-fixed.
17433 (real-install-headers-tar, real-install-headers-cpio,
17434 real-install-headers-cp): Don't copy include, only include-fixed.
17435 (install-mkheaders): Depend on fixinc_list. Don't depend on
17436 xlimits.h. Save limits.h files for each multilib in fixinc_list.
17437 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
17438 SYSTEM_HEADER_DIR setting in mkheaders.conf.
17440 2007-03-06 Jan Hubicka <jh@suse.cz>
17442 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
17445 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17447 * configure.ac: Allow tm_file to contain build-directory files.
17448 * configure: Regenerate.
17449 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
17450 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
17451 * config/m68k/print-sysroot-suffix.sh: New file.
17453 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17455 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
17456 of pic_offset_table_rtx if reload_completed.
17457 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
17458 PIC_OFFSET_TABLE_REGNUM.
17459 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
17461 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
17462 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
17464 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17466 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17467 functions that call eh_return.
17469 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17471 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
17472 functions that need a constant pool.
17474 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17477 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
17478 (m68k_preferred_reload_class): Likewise.
17479 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
17480 (SECONDARY_RELOAD_CLASS): Define.
17481 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
17482 (LIMIT_RELOAD_CLASS): Delete.
17483 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
17484 registers from storing bytes.
17485 (m68k_secondary_reload_class): New function.
17486 (m68k_preferred_reload_class): Likewise.
17488 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17490 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
17492 (m68k_expand_prologue): Likewise.
17494 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17496 * config/m68k/m68k-protos.h (output_sibcall): Declare.
17497 (mips_expand_epilogue): Add a bool parameter.
17498 (m68k_legitimize_sibcall_address): Declare.
17499 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
17500 (m68k_expand_epilogue): Add a parameter to select between sibling
17501 and normal epilogues. Only generate a return for the latter.
17502 (m68k_ok_for_sibcall_p): New function.
17503 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
17504 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
17505 (sibcall_value, *sibcall_value): Likewise.
17506 (*call, *call_value): Require !SIBLING_CALL_P.
17507 (epilogue): Update call to m68k_expand_epilogue.
17508 (sibcall_epilogue): New pattern.
17509 * config/m68k/predicates.md (const_call_operand): Say that this
17510 predicate applies to sibling calls too.
17511 (sibcall_operand): New predicate.
17513 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17515 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
17516 alternatives as movsi_cf.
17517 (movsf_cf_hard): Add commentary.
17519 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
17520 Richard Sandiford <richard@codesourcery.com>
17522 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
17523 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
17524 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
17525 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
17526 as being live on exit from an interrupt function.
17527 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
17528 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
17529 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
17530 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
17531 (m68k_interrupt_function_p): Globalize.
17532 (m68k_compute_frame_layout): Remove reverse mask code.
17533 (m68k_emit_movem, m68k_set_frame_related): New functions.
17534 (m68k_output_function_prologue): Delete in favor of...
17535 (m68k_expand_prologue): ...this new function.
17536 (m68k_output_function_epilogue): Delete in favor of...
17537 (m68k_expand_epilogue): ...this new function.
17538 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
17540 (print_operand): Handle %?.
17541 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
17542 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
17543 (prologue, epilogue): New patterns.
17544 (return): Turn into a define_expand.
17545 (*return): New pattern, derived from old "return" pattern. Use rte
17546 rather than rts for interrupt functions. Only use rtd if the pop
17548 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
17549 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
17550 (link, *link, unlink, *unlink, load_got): Likewise.
17552 2007-03-06 Richard Sandiford <richard@codesourcery.com>
17556 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
17557 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
17558 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
17559 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
17560 and m68k_matches_u_p.
17561 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
17562 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
17563 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
17564 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
17565 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
17566 (REG_STRICT_P): New macro.
17567 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
17568 PCREL_GENERAL_OPERAND_OK.
17569 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
17570 m68k_legitimate_base_reg_p.
17571 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
17572 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
17573 (PIC_CASE_VECTOR_ADDRESS): Update comment.
17574 * config/m68k/m68k.c (m68k_address): New structure.
17575 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
17576 (m68k_decompose_index, m68k_legitimate_constant_address_p)
17577 (m68k_jump_table_ref_p, m68k_decompose_address)
17578 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
17579 (m68k_matches_u_p): New functions.
17580 (print_operand_address): Rewrite to use m68k_decompose_index.
17582 2007-03-05 David Taylor <dtaylor@emc.com>
17584 * gcc.c: Correct copyright date in --version output.
17586 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17588 * pa.md: In unamed move patterns, disparge copies between general
17589 and floating point registers using '?' modifier. Don't include 'f'
17590 constraint for register preferences in DImode, SImode, HImode and
17591 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
17592 Remove constraints for copies between general and floating registers
17593 in soft-float DFmode pattern.
17594 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
17598 2007-03-05 Mike Stump <mrs@apple.com>
17600 * c-common.c (targetcm): Add.
17601 * c-opts.c (c_common_handle_option): Handle language specific
17603 * opts.c (handle_option): Verify language for target options, if
17605 * opth-gen.awk: Add CL_LANG_ALL.
17606 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
17607 (TARGETCM_INITIALIZER): Add.
17608 * target.h (struct gcc_targetcm): Add.
17610 * targhooks.c (default_handle_c_option): Add.
17611 * targhooks.h (default_handle_c_option): Add.
17612 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
17614 * config/darwin.opt (iframework): Add.
17615 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
17616 * config/darwin-c.c (handle_c_option): Add.
17617 (TARGET_HANDLE_C_OPTION): Add.
17619 * doc/invoke.texi (Darwin Options): Add -iframework.
17621 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17623 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
17626 2007-03-05 Ian Lance Taylor <iant@google.com>
17628 * c.opt (fgnu89-inline): New option.
17629 * c-opts.c (c_common_post_options): Set default value for
17631 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
17632 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
17634 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
17635 (grokdeclarator, start_function): Likewise.
17636 * c-cppbuiltin.c (c_cpp_builtins): Define either
17637 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
17638 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
17639 (C Dialect Options): Document -fgnu89-inline.
17640 * doc/extend.texi (Function Attributes): Explain what the
17641 gnu_inline attribute does.
17642 * doc/cpp.texi (Common Predefined Macros): Document
17643 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
17645 2007-03-05 Ian Lance Taylor <iant@google.com>
17647 PR tree-optimization/31034
17648 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
17649 half-range if the other side is an overflow infinity.
17651 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
17653 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
17654 (bfin*-linux-uclibc*): New configuration.
17655 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
17657 * config/bfin/linux.h: New file.
17658 * config/bfin/libgcc-bfin.ver: New file.
17659 * config/bfin/t-bfin-uclinux: New file.
17660 * config/bfin/t-bfin-linux: New file.
17661 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
17662 (TARGET_OS_CPP_BUILTINS): New macro.
17664 2007-03-05 Richard Guenther <rguenther@suse.de>
17666 * fold-const.c (fold_binary): Remove duplicate folding
17667 of comparison of non-null ADDR_EXPR against null.
17669 2007-03-05 Richard Guenther <rguenther@suse.de>
17670 Dorit Nuzman <dorit@il.ibm.com>
17672 PR tree-optimization/26420
17673 * tree-vectorizer.c (vectorize_loops): Bail out early if there
17674 are no loops in the function. Only print the number of
17675 vectorized loops if it is greater than zero or we are supposed
17676 to print information about unvectorized loops.
17678 2007-03-05 Revital Eres <eres@il.ibm.com>
17680 * gcc.dg/var-expand1.c: New test.
17681 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
17682 when an accumulator is expanded.
17684 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
17687 * c-common.c (convert_and_check): Don't give warnings for
17688 conversion if 'expr' already overflowed.
17690 2007-03-04 Roger Sayle <roger@eyesopen.com>
17692 PR middle-end/30744
17693 * fold-const.c (fold_comparison): Enforce type consistency when
17694 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
17696 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
17698 * tree-ssa-address.c (create_mem_ref): Do not put an expression
17699 containing a cast to the base of TARGET_MEM_REF.
17701 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
17703 * tree.c (tree_contains_struct_check_failed): Remove spurious
17704 whitespace from error message.
17706 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
17709 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
17710 instead of precision.
17712 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
17713 Nathan Sidwell <nathan@codesourcery.com>
17715 * emit-rtl.c (find_auto_inc): New.
17716 (try_split): recreate REG_INC notes,
17717 Use regular for loops rather than whiles.
17719 2007-03-03 Andreas Schwab <schwab@suse.de>
17721 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
17722 * configure: Regenerate.
17724 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
17726 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
17727 flag_rounding_math, not flag_unsafe_math_optimizations.
17729 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
17731 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
17732 alpha_fold_vector_minmax): Likewise.
17733 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
17734 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
17736 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17738 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
17739 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
17740 if the lhs has side-effects.
17741 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
17743 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17745 * config/i386/i386.h (TUNEMASK): Remove define.
17746 (ARCHMASK): Remove define.
17747 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
17748 Use ix86_arch_mask variable instead of ARCHMASK.
17749 * config/i386/i386.c (override_options): Ditto.
17750 (standard_80387_constant_p): Ditto.
17752 2007-03-02 Ian Lance Taylor <iant@google.com>
17754 Used signed infinities in VRP.
17755 * tree-vrp.c (uses_overflow_infinity): New static function.
17756 (supports_overflow_infinity): New static function.
17757 (make_overflow_infinity): New static function.
17758 (negative_overflow_infinity): New static function.
17759 (positive_overflow_infinity): New static function.
17760 (is_negative_overflow_infinity): New static function.
17761 (is_positive_overflow_infinity): New static function.
17762 (is_overflow_infinity): New static function.
17763 (overflow_infinity_range_p): New static function.
17764 (compare_values_warnv): New function split out of compare_values.
17765 (compare_value): Call it.
17766 (set_value_range_to_nonnegative): Add overflow_infinity
17767 parameter. Change caller.
17768 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
17770 (vrp_expr_computes_nonzero): Likewise.
17771 (compare_ranges, compare_range_with_value): Likewise.
17772 (compare_name_with_value, compare_names): Likewise.
17773 (vrp_evaluate_conditional): Likewise.
17774 (set_value_range): Handle infinity
17775 (vrp_operand_equal_p, operand_less_p): Likewise.
17776 (extract_range_from_assert): Likewise.
17777 (vrp_int_const_binop): Likewise.
17778 (extract_range_from_binary_expr): Likewise.
17779 (extract_range_from_unary_expr): Likewise.
17780 (extract_range_from_comparison): Likewise.
17781 (extract_range_from_expr): Likewise.
17782 (dump_value_range): Likewise.
17783 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
17784 (test_for_singularity): Likewise.
17785 (vrp_int_const_binop): Remove inline qualifier.
17786 (adjust_range_with_scev): Add comment.
17787 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
17789 2007-03-02 Diego Novillo <dnovillo@redhat.com>
17791 * tree-ssa-structalias.c (could_have_pointers): Tidy.
17792 (get_constraint_for): Likewise.
17793 (do_structure_copy): Likewise.
17794 (find_func_aliases): Fix references to MODIFY_EXPR.
17795 (intra_create_variable_infos): Tidy.
17796 * tree-ssa-operands.c (add_virtual_operand): Add argument
17798 When adding members of alias sets, if IS_CALL_SITE is true and
17799 the symbol is not call-clobbered, skip it.
17800 Adjust all callers.
17802 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
17804 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
17805 entry by means of emit_insn_at_entry.
17807 2007-03-02 Richard Henderson <rth@redhat.com>
17809 * expr.h (promoted_input_arg): Remove decl.
17810 * function.c (promoted_input_arg): Merge into ...
17811 * combine.c (setup_incoming_promotions): ... only caller.
17812 Rearrange to avoid double loop.
17814 2007-03-02 Ben Elliston <bje@au.ibm.com>
17815 Peter Bergner <bergner@vnet.ibm.com>
17816 Janis Johnson <janis187@us.ibm.com>
17818 * config/rs6000/dfp.md: New file.
17819 * config/rs6000/rs6000.md: Include dfp.md.
17820 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
17821 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
17822 and TDmode decimal float modes in FP registers.
17823 (num_insns_constant): Likewise.
17824 (rs6000_legitimate_offset_address_p): Likewise.
17825 (rs6000_legitimize_address): Likewise.
17826 (rs6000_legitimize_reload_address): Likewise.
17827 (rs6000_legitimate_address): Likewise.
17828 (rs6000_emit_move): Likewise.
17829 (function_arg_boundary): Likewise.
17830 (function_arg_advance): Likewise.
17831 (rs6000_darwin64_record_arg_recurse): Likewise.
17832 (function_arg): Likewise.
17833 (rs6000_gimplify_va_arg): Likewise.
17834 (rs6000_split_multireg_move): Likewise.
17835 (rs6000_output_function_epilogue): Likewise.
17836 (rs6000_output_function_epilogue): Likewise.
17837 (rs6000_register_move_cost): Likewise.
17838 (rs6000_function_value): Likewise.
17839 (rs6000_libcall_value): Likewise.
17841 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17843 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
17845 2007-03-02 Richard Sandiford <richard@codesourcery.com>
17847 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
17848 Use $MULTIDIR to choose between the kernel and RTP headers,
17849 and use $WIND_BASE and $WIND_USR to locate them.
17851 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17853 * config/i386/i386.c (override_options): Put initialization of
17854 ix86_tune_mask and ix86_arch_mask to the correct place.
17856 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
17857 Michael Meissner <michael.meissner@amd.com>
17860 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
17861 (ARCHMASK): Define.
17862 (TARGET_CMOVE): Use ARCHMASK.
17863 (TARGET_CMPXCHG): Ditto.
17864 (TARGET_CMPXCHG8B): Ditto.
17865 (TARGET_XADD): Ditto.
17866 (TARGET_BSWAP): Ditto.
17867 * config/i386/i386.c (ix86_tune_mask): New global variable.
17868 (ix86_arch_mask): Ditto.
17869 (override_options): Initialize ix86_tune_mask and
17870 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
17873 2007-03-02 Ben Elliston <bje@au.ibm.com>
17876 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
17878 2007-03-02 Joseph Myers <joseph@codesourcery.com>
17880 * target.h (init_dwarf_reg_sizes_extra): New target hook.
17881 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
17882 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
17883 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
17885 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
17886 rs6000_init_dwarf_reg_sizes_extra): New.
17887 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
17888 SPE register high parts.
17890 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
17892 * Makefile.in: Add install-pdf target as
17893 copied from automake v1.10 rules.
17894 * configure.ac: Add install-pdf to target list.
17895 * configure: Regenerate.
17897 2007-03-01 Paul Brook <paul@codesourcery.com>
17899 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
17900 modes to LDRD for DImode.
17901 (output_move_double): Fixup out of range ldrd/strd.
17902 (vfp_secondary_reload_class): Rename...
17903 (coproc_secondary_reload_class): ... to this. Add wb argument.
17904 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
17905 coproc_secondary_reload_class for CLASS_IWMMXT.
17906 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
17907 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
17909 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
17911 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
17912 unroll factor by the estimated number of iterations.
17913 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
17914 than prefetch latency.
17916 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
17917 decode_caches_intel, detect_caches_intel): New functions.
17918 (host_detect_local_cpu): Use detect_caches_amd and
17919 detect_caches_intel.
17921 2007-03-01 Richard Henderson <rth@redhat.com>
17923 * expr.c (emit_move_complex_push): Export.
17924 (emit_move_complex_parts): Split out from ...
17925 (emit_move_complex): ... here.
17926 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
17927 * config/i386/i386.md (movcdi): New.
17929 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
17931 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
17932 size of mode1 to check for tieable modes in MMX case.
17934 2007-03-01 Richard Sandiford <richard@codesourcery.com>
17936 * Makefile.in (rtlanal.o): Depend on tree.h.
17937 * rtl.h (offset_within_section_p, split_const): Declare.
17938 * rtlanal.c: Include tree.h.
17939 (offset_within_block_p): New function, taken from
17940 mips_offset_within_object_p.
17941 (split_const): New function, taken from mips_split_const.
17942 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
17944 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
17945 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
17946 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
17947 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
17948 (m68k_illegitimate_symbolic_constant_p): New function.
17949 * config/m68k/m68k.md (movsi): Remove misleading predicates.
17950 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
17951 symbolic constant that might be outside the symbol's section,
17952 move the symbol first and then add the offset.
17953 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
17955 * config/mips/mips.c (mips_split_const): Delete.
17956 (mips_offset_within_object_p): Delete.
17957 (mips_symbolic_constant_p): Use offset_within_section_p and
17958 split_const instead of mips_offset_within_object_p and
17960 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
17961 (mips_legitimize_const_move, print_operand_reloc)
17962 (mips_dangerous_for_la25_p): Use split_const instead of
17965 2007-02-28 Eric Christopher <echristo@apple.com>
17967 * Makefile.in (install-include-dir): Don't rm -rf include.
17969 2007-02-28 Richard Guenther <rguenther@suse.de>
17971 PR middle-end/30364
17972 * fold-const.c (fold_binary): Do not associate expressions
17973 with more than one variable for integer types that do not wrap.
17975 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
17977 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
17978 Delete, and replace with...
17979 (fold_builtin_call_array): This. Update callers to use it.
17980 * fold-const.c (fold_build_call_list): Delete, and replace with...
17981 (fold_build_call_array): This.
17982 (fold_build_call_list_initializer): Delete, and replace with...
17983 (fold_build_call_array_initializer): This.
17984 * tree.h: Update declarations to reflect above changes.
17986 * c-typeck.c (build_function_call): Store converted arguments
17987 in a stack-allocated array instead of building a list.
17988 (convert_arguments): Store arguments in the array passed in as an
17989 argument, and return the actual number of arguments.
17990 * c-format.c: (check_function_format): Pass arguments in an
17991 array instead of a list.
17992 * c-common.c (check_function_nonnull): Likewise.
17993 (check_function_sentinel): Likewise.
17994 (check_function_arguments): Likewise.
17995 * c-common.h: Update declarations to reflect above changes.
17997 2007-02-28 Jan Hubicka <jh@suse.cz>
17999 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
18000 PRED_NEGATIVE_RETURN): Update outcomes.
18002 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
18004 * calls.c (emit_library_call_value_1): Handle partial registers
18005 correctly when building up CALL_INSN_FUNCTION_USAGE.
18007 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18009 * pa/predicates.md (move_src_operand): Allow zero for mode.
18010 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
18013 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
18016 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
18017 *movv2df_internal): Enable pattern only for valid operand
18019 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
18020 tie only 128bit modes. For MMX registers, tie only 64bit modes.
18022 2007-02-27 Mike Stump <mrs@apple.com>
18024 * config/darwin-crt3.c: Avoid compilation when compiling for a
18027 2007-02-27 Joseph Myers <joseph@codesourcery.com>
18029 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
18031 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
18032 for fixed headers and limits.h.
18033 (install-include-dir, install-headers-tar, install-headers-cpio,
18034 install-headers-cp, real-install-headers-tar,
18035 real-install-headers-cpio, real-install-headers-cp): Handle
18036 include-fixed as well as include.
18037 (install-mkheaders): Don't install files that go only in include
18039 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
18040 from GCC_INCLUDE_DIR.
18041 * gcc.c (process_command): Remove special -BstageN/ handling.
18042 (do_spec_1): Add include-fixed directories.
18044 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18046 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
18048 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
18050 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
18053 2007-02-27 Mark Mitchell <mark@codesourcery.com>
18055 * c-common.c (get_priority): Add check for
18056 SUPPORTS_INIT_PRIORITY.
18058 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18060 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
18062 * config/bfin/bfin.c: Include "cfglayout.h".
18063 (MAX_LSETUP_DISTANCE): New macro.
18064 (struct loop_info): New members incoming, incoming_src and
18065 incoming_dest. Delete member predecessor.
18066 (length_for_loop): New function.
18067 (bfin_optimize_loop): Handle more different loop structures.
18068 (bfin_discover_loop): Rework detection of predecessor blocks by
18069 examining incoming edges.
18070 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
18072 (bfin_reorder_loops): New function.
18073 (bfin_reorg_loops): Use these three new functions.
18075 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
18076 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
18077 (CONSTRAINT_LEN): Add entry for 'q'.
18078 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
18079 Add 'q' constraints.
18080 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
18081 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
18083 * config/bfin/bfin.md (add_with_carry): New pattern.
18084 (s_or_u, su_optab, su_modifier): New code macros/attrs.
18085 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
18086 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
18087 support unsigned multiplies too. Removed incorrect commutativity from
18088 operand 1 constraint where appropriate.
18089 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
18091 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
18092 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
18094 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
18095 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
18096 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
18097 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
18098 usmulhisi_hh_huh): New patterns.
18100 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
18101 lshifthi3): Fix output template to use half reg for operand 2.
18103 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
18106 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
18108 2007-02-27 Andreas Schwab <schwab@suse.de>
18110 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
18112 2007-02-27 Jan Hubicka <jh@suse.cz>
18114 * predict.c (last_basic_block_p): Remove.
18115 (tree_estimate_probability): Update return heuristic for commonized
18118 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18120 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
18122 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
18124 * doc/include/gcc-common.texi (versionsubtitle): New macro.
18125 * doc/cpp.texi: Standardize title page.
18126 * doc/cppinternals.texi: Likewise.
18127 * doc/gcc.texi: Standardize title page, remove version number
18128 from copyright page.
18129 * doc/gccint.texi: Likewise.
18130 * doc/install.texi: Standardize title page, add table of
18133 2007-02-26 Jan Hubicka <jh@suse.cz>
18135 * predict.def: Set outcomes according to more recent results.
18136 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
18137 Remove dead predictors.
18138 * predict.c (return_prediction): Fix pasto.
18140 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
18142 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
18143 change; avoid a memory leak when returning early.
18145 2007-02-26 Mark Mitchell <mark@codesourcery.com>
18147 * c-decl.c (static_ctors): Move to c-common.c.
18148 (static_dtors): Likewise.
18149 (finish_function): Use c_record_cdtor_fn.
18150 (build_cdtor): Move to c-common.c.
18151 (c_write_global_declarations): Use c_build_cdtor_fns.
18152 * c-common.h (static_ctors): Declare.
18153 (static_dtors): Likewise.
18154 (c_record_cdtor_fn): Likewise.
18155 (c_build_cdtor_fns): Likewise.
18156 * c-common.c (static_ctors): New variable.
18157 (static_dtors): Likewise.
18158 (c_record_cdtor_fn): New function.
18159 (build_cdtor): Move from c-decl.c
18160 (c_build_cdtor_fns): New function.
18162 * output.h (assemble_addr_to_section): Declare.
18163 (get_cdtor_priority_section): Likewise.
18164 * varasm.c (assemble_addr_to_section): New function.
18165 (get_cdtor_priority_section): Likewise.
18166 (default_named_section_asm_out_destructor): Use them.
18167 (destor_dtor_section_asm_out_destructor): Likewise.
18168 (default_named_section_asm_out_constructor): Likewise.
18169 (default_ctor_section_asm_out_constructor): Likewise.
18170 * config.gcc (*-*-vxworks*): Include vxworks.o.
18171 * config/t-vxworks (vxworks.o): New target.
18172 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
18173 (TARGET_ASM_CONSTRUCTOR): Define.
18174 (TARGET_ASM_DESTRUCTOR): Likewise.
18175 (vxworks_asm_out_constructor): Declare.
18176 (vxworks_asm_out_destructor): Likewise.
18178 * c-common.c (get_priority): Check that we have not just an
18179 INTEGER_CST, but an integer constant with integeral type.
18181 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
18183 PR tree-optimization/30938
18184 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
18185 use &dt[nargs-1] instead of &dt[nargs] in the call to
18186 vect_is_simple_use().
18188 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
18190 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
18191 from register elimination as PRE_MODIFY / POST_MODIFY increments.
18192 Do not attempt to handle MEM inside auto-inc expressions.
18193 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
18194 of a register modified by an auto-inc expression. However, do handle
18195 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
18196 (elimination_effects): Prohibit elimination of a register modified
18197 by an auto-inc expression. Disable register elimination rules whose
18198 target register is modified by an auto-inc expression with variable
18201 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
18203 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
18205 (array_at_struct_end_p): New function.
18206 (idx_infer_loop_bounds): Use it.
18207 (estimate_numbers_of_iterations_loop): Export.
18208 * predict.c (predict_loops): Use estimated_loop_iterations_int.
18209 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
18210 (tree_estimate_probability): Call record_loop_exits.
18211 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
18212 (estimated_loop_iterations, estimated_loop_iterations_int,
18213 estimated_loop_iterations_tree): New functions.
18214 (analyze_siv_subscript_cst_affine,
18215 compute_overlap_steps_for_affine_1_2,
18216 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
18217 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
18218 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
18219 (PRED_LOOP_ITERATIONS_GUESSED): New.
18220 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
18221 * cfgloop.h (estimate_numbers_of_iterations_loop,
18222 estimated_loop_iterations_int): Declare.
18224 2007-02-25 Mark Mitchell <mark@codesourcery.com>
18226 * doc/extend.texi: Document optional priority argument to
18227 constructors and destructors.
18228 * tree.c (init_priority_for_decl): Adjust GTY markers.
18229 (init_ttree): Use priority-info hash functions for
18230 init_priority_for_decl.
18231 (tree_map_eq): Rename to ...
18232 (tree_map_base_eq): ... this.
18233 (tree_map_marked_p): Rename to ...
18234 (tree_map_base_marked_p): ... this.
18235 (tree_map_base_hash): New function.
18236 (decl_init_priority_lookup): Rework.
18237 (decl_fini_priority_lookup): New function.
18238 (decl_priority_info): New function.
18239 (decl_init_priority_insert): Use it.
18240 (decl_fini_priority_insert): Likewise.
18241 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
18243 (decl_restrict_base_insert): Likewise.
18244 (decl_debug_expr_insert): Likewise.
18245 (decl_value_expr_lookup): Likewise.
18246 (decl_value_expr_insert): Likewise.
18247 * tree.h (priority_type): New type.
18248 (decl_init_priority_lookup): Use priority_type.
18249 (decl_fini_priority_lookup): New function.
18250 (decl_init_priority_insert): Use priority_type.
18251 (decl_fini_priority_insert): New function.
18252 (DECL_HAS_INIT_PRIORITY): Tweak comments.
18253 (DECL_INIT_PRIORITY): Likewise.
18254 (SET_DECL_INIT_PRIORITY): Add comment.
18255 (DECL_FINI_PRIORITY): New macro.
18256 (SET_DECL_FINI_PRIORITY): Likewise.
18257 (DEFAULT_INIT_PRIORITY): Document.
18258 (MAX_INIT_PRIORITY): Likewise.
18259 (MAX_RESERVED_INIT_PRIORITY): Likewise.
18260 (tree_map_base): New type.
18261 (tree_map_base_eq): New function.
18262 (tree_map_base_hash): Likewise.
18263 (tree_map_base_marked_p): Likewise.
18264 (tree_map): Inherit from tree_map_base.
18265 (tree_map_eq): Make it a macro.
18266 (tree_map_marked_p): Likewise.
18267 (tree_int_map): Inherit from tree_map_base.
18268 (tree_int_map_eq): Make it a macro.
18269 (tree_int_map_hash): Likewise.
18270 (tree_int_map_marked_p): Likewise.
18271 (tree_priority_map): New type.
18272 (tree_priority_map_eq): New macro.
18273 (tree_priority_map_hash): Likewise.
18274 (tree_priority_map_marked_p): Likewise.
18275 * varasm.c (emults_decl): Adjust for refactoring of tree_map
18277 (emutls_common_1): Likewise.
18278 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
18279 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
18280 of tree_map hierarchy.
18281 * tree-cfg.c (move_stmt_r): Likewise.
18282 (new_label_mapper): Likewise.
18283 * c-tree.h (c_expand_body): Move to ...
18284 * c-common.h (c_expand_body): ... here.
18285 * c-decl.c (c_expand_body): Move to ...
18286 * c-common.c (c_expand_body): ... here.
18287 (c_common_attribute_table): Allow 1 argument for the constructor
18288 and destructor attributes.
18289 (get_priority): New function.
18290 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
18291 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
18293 2007-02-24 Jan Hubicka <jh@suse.cz>
18295 PR middle-end/30509
18296 * tree-inline.c (copy_bb): Produce exact copy of EH info when
18297 copying for inlining.
18299 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18300 Jan Hubicka <jh@suse.cz>
18303 * i386.c (counter_mode): New function.
18304 (expand_set_or_movmem_via_loop): Use it.
18305 (expand_movmem_epilogue): Likewise; fix pasto.
18306 (ix86_expand_movmem): Do emit guard even for constant counts.
18307 (ix86_expand_setmem): Likewise.
18309 2007-02-25 Nick Clifton <nickc@redhat.com>
18311 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
18312 (JUMP_TABLES_IN_TEXT_SECTION): Define.
18314 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
18317 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
18318 count argument with 0x10, not with 0x16.
18319 (expand_setmem_epilogue): Ditto.
18321 2007-02-24 Mike Stump <mrs@apple.com>
18323 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
18326 2007-02-24 Richard Guenther <rguenther@suse.de>
18328 PR middle-end/30951
18329 * fold-const.c (fold_binary): Fold x +- CST op x for
18330 EQ_EXPR and NE_EXPR.
18332 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
18334 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
18336 2007-02-24 Jan Hubicka <jh@suse.cz>
18338 * cgraphunit.c (decide_is_function_needed): Honor
18339 -fkeep-inline-functions.
18341 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18343 * builtins.c (fold_builtin_modf): New.
18344 (fold_builtin_2): Use it.
18346 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
18348 * loop-iv.c (implies_p): Detect additional cases where A implies B.
18349 (determine_max_iter): Take additional LOOP arg; all callers changed.
18350 Lose broken logic dealing with PLUS. Try to limit the upper bound by
18351 one using simplifications.
18352 (simplify_using_initial_values): Return if the expression becomes
18353 invalid due to altered regs.
18355 2007-02-23 DJ Delorie <dj@redhat.com>
18357 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
18359 2007-02-23 Mike Stump <mrs@apple.com>
18361 * tlink.c (scan_linker_output): Parse linker messages from
18362 darwin9's linker better.
18364 2007-02-23 Steve Ellcey <sje@cup.hp.com>
18367 * varpool.c (varpool_assemble_pending_decls): Set
18368 varpool_last_needed_node to null.
18370 2007-02-23 DJ Delorie <dj@redhat.com>
18372 * config/i386/i386.c (ix86_data_alignment): Don't specify an
18373 alignment bigger than the object file can handle.
18375 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
18378 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
18379 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
18380 (*movsf_1): Penalize MMX moves.
18382 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
18384 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
18385 2^32-1 or more times unless flag_unsafe_loop_optimizations.
18387 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
18389 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18391 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
18392 (fold_builtin_1): Use them.
18393 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
18394 BUILT_IN_SIGNIFICAND.
18396 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
18398 * config/i386/i386.c (bdesc_1arg): Initialize
18399 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
18400 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
18401 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
18402 and IX86_BUILTIN_MOVSLDUP.
18404 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
18406 PR rtl-optimization/30841
18407 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
18409 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18411 * builtins.c (fold_builtin_frexp): New.
18412 (fold_builtin_2): Use it.
18414 2007-02-22 Mark Mitchell <mark@codesourcery.com>
18416 * doc/invoke.texi (Spec Files): Document getenv spec function.
18418 * gcc.c (getenv_spec_function): New function.
18419 (static_spec_functions): Add it.
18420 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
18421 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
18424 2007-02-22 Michael Matz <matz@suse.de
18427 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
18428 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
18430 2007-02-22 Ian Lance Taylor <iant@google.com>
18433 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
18434 (mem_loc_descriptor): Call it.
18436 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
18437 Ira Rosen <irar@il.ibm.com>
18439 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
18441 2007-02-22 Ira Rosen <irar@il.ibm.com>
18443 PR tree-optimization/30843
18444 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
18445 stores only after all the group is vectorized.
18447 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
18449 PR tree-optimization/30858
18450 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
18451 in the reduction cycle have a single use in the loop.
18452 * tree-vectorizer.h (relevant): Add documentation.
18454 2007-02-20 Mike Stump <mrs@apple.com>
18456 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
18457 * configure: Regenerate.
18459 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
18461 Change the defaults of some parameters and options.
18462 * config/spu/spu-protos.h (spu_optimization_options): Declare.
18463 * config/spu/spu.c (spu_optimization_options): Add.
18464 (spu_override_options): Change params in spu_optimization_options.
18465 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
18467 Register 127 is only 16 byte aligned when used as a frame pointer.
18468 * config/spu/spu-protos.h (spu_init_expanders): Declare.
18469 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
18470 HARD_FRAME_POINTER_REGNUM.
18471 (spu_legitimate_address): Use regno_aligned_for_reload.
18472 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
18473 aligned when frame_pointer_needed is true.
18474 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
18476 * config/spu/spu.h (INIT_EXPANDERS): Define.
18478 Make sure shift and rotate instructions have valid immediate operands.
18479 * config/spu/predicates.md (spu_shift_operand): Remove.
18480 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
18481 * config/spu/constraints.md (W, O): Extend range.
18482 * config/spu/spu.md (umask, nmask): Define.
18483 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
18484 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
18485 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
18486 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
18487 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
18488 (lshr<mode>3_reg): Fix rtl description.
18490 Make sure mulhisi immediate operands are valid.
18491 * config/spu/predicates.md (imm_K_operand): Add.
18492 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
18494 Generate constants using fsmbi and andi.
18495 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
18496 (print_operand, spu_split_immediate, classify_immediate,
18497 fsmbi_const_p): Handle IC_FSMBI2.
18499 Correctly handle a CONST_VECTOR containing symbols.
18500 * config/spu/spu.c (print_operand): Handle HIGH correctly.
18501 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
18502 (immediate_load_p): Allow symbols that use 2 instructions to create.
18503 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
18504 with symbols when flag_pic is set.
18505 (const_vector_immediate_p): New.
18506 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
18507 accept a CONST_VECTOR with symbols.
18508 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
18509 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
18511 * config/spu/spu.md (high, low): Delete.
18512 (low_<mode>): Define.
18514 Remove INTRmode and INTR_REGNUM, which didn't work.
18515 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
18517 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
18518 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
18519 peephole2 pattern): Don't use INTR or 131.
18520 (movintrcc): Delete.
18521 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
18522 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
18523 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
18524 (UNSPEC_SET_INTR): Add.
18525 * config/spu/spu-modes.def (INTR): Remove.
18527 More accurate warnings about run-time relocations.
18528 * config/spu/spu.c (reloc_diagnostic): Test in_section.
18530 Correctly warn about immediate arguments to specific intrinsics.
18531 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
18532 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
18533 the instruction predicate.
18535 Fix tree check errors with latest update.
18536 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
18538 (spu_expand_builtin): Use CALL_EXPR_FN.
18540 Add missing specific intrinsics.
18541 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
18543 * config/spu/spu_internals.h: Ditto.
18545 Fix incorrect operand modifiers.
18546 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
18547 * config/spu/spu.md (xor<mode>3): Change %S to %J.
18549 Optimize one case of zero_extend of a vec_select.
18550 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
18552 Accept any immediate for hbr.
18553 * config/spu/spu.md (hbr): Change s constraints to i.
18555 2007-02-21 Paul Brook <paul@codesourcery.com>
18557 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
18558 condexec_count when skipping USE and CLOBBER.
18560 2007-02-21 Nick Clifton <nickc@redhat.com>
18562 * common.opt (Warray-bounds): Add Warning attribute.
18563 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
18565 (fsized-zeroes): Add Optimization attribute.
18566 (fsplit-wide-types, ftree-scev-cprop): Likewise.
18567 * c.opt (Wc++0x-compat): Add Warning attribute.
18569 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
18571 PR middle-end/30761
18572 * reload1.c (eliminate_regs_in_insn): In the single_set special
18573 case, attempt to re-recognize the insn before falling back to
18574 having reload fix it up.
18576 2007-02-20 Eric Christopher <echristo@gmail.com>
18578 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
18579 Rewrite accordingly.
18580 (frv_read_iacc_argument): Ditto.
18581 (frv_expand_set_builtin): Take a call instead of arglist, update for
18583 (frv_expand_unop_builtin): Ditto.
18584 (frv_expand_binop_builtin): Ditto.
18585 (frv_expand_cut_builtin): Ditto.
18586 (frv_expand_binopimm_builtin): Ditto.
18587 (frv_expand_voidbinop_builtin): Ditto.
18588 (frv_expand_int_void2arg): Ditto.
18589 (frv_expand_prefetches): Ditto.
18590 (frv_expand_voidtriop_builtin): Ditto.
18591 (frv_expand_voidaccop_builtin): Ditto.
18592 (frv_expand_load_builtin): Ditto.
18593 (frv_expand_store_builtin): Ditto.
18594 (frv_expand_mdpackh_builtin): Ditto.
18595 (frv_expand_mclracc_builtin): Ditto.
18596 (frv_expand_mrdacc_builtin): Ditto.
18597 (frv_expand_mwtacc_builtin): Ditto.
18598 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
18601 2007-02-20 Janis Johnson <janis187@us.ibm.com>
18603 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
18604 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
18606 (HAVE_GAS_DFP): Check for assembler support of decimal floating
18607 point instructions.
18608 * configure: Regenerate.
18609 * config.in: Regenerate.
18610 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
18611 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
18612 masks to power6 and power6x and to POWERPC_MASKS.
18613 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
18615 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
18616 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
18617 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
18618 Access PROTOTYPE as variable, not mask.
18620 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18622 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
18623 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
18624 * combine.c (adjust_for_new_dest): Use it.
18625 * postreload.c (reload_combine): Likewise.
18627 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
18629 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
18630 notes on an insn with multiple sets, even if single_set returns
18631 non-NULL for that insn.
18633 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18635 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
18636 scalbn and scalbln.
18638 2007-02-20 Geoffrey Keating <geoffk@apple.com>
18640 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
18641 if user didn't pass it.
18642 * config/i386/darwin.h (CC1_SPEC): Likewise.
18643 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
18644 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
18645 -mmacosx-version-min.
18647 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18648 Uros Bizjak <ubizjak@gmail.com>
18650 * optabs.h (enum optab_index): Add new OTI_scalb.
18651 (scalb_optab): Define corresponding macro.
18652 * optabs.c (init_optabs): Initialize scalb_optab.
18653 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
18655 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
18656 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
18657 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
18658 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
18659 flag_unsafe_math_optimizations is set.
18661 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
18662 to implement scalbf, scalb and scalbl built-ins as inline x87
18665 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18666 DJ Delorie <dj@redhat.com>
18669 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
18670 (diagnostic_report_diagnostic): ... here, and turn them into real
18671 errors. If warnings are inhibited, no need to do anything.
18673 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
18675 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
18676 better code generation.
18678 2007-02-20 Ben Elliston <bje@au.ibm.com>
18680 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
18682 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
18684 * config/alpha/alpha.c, config/alpha/alpha.md,
18685 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
18686 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
18687 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
18688 config/arm/lib1funcs.asm: Follow spelling conventions.
18690 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
18691 config/fr30/fr30.md, config/i386/i386.h,
18692 config/iq2000/iq2000.h, config/iq2000/predicates.md,
18693 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
18694 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
18695 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
18696 config/rs6000/altivec.md, config/rs6000/rs6000.c,
18697 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
18698 config/sparc/sparc.c, config/sparc/sparc.h,
18699 config/sparc/sparc.md, config/spu/constraints.md,
18700 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
18703 2007-02-20 Alan Modra <amodra@bigpond.net.au>
18706 * varasm.c (use_blocks_for_decl_p): Return false for decls with
18709 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18711 * doc/invoke.texi (-ftree-lrs): Remove.
18713 2007-02-19 Diego Novillo <dnovillo@redhat.com>
18715 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
18718 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
18720 * config/ia64/ia64.c (ia64_expand_builtin): Use the
18721 new CALL_EXPR_FN macro for retrieving the function
18722 declaration of the input expression.
18724 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18726 * c.opt (Waddress): New.
18727 * common.opt (Walways-true): Delete.
18728 (Wstring-literal-comparison): Delete.
18729 * doc/invoke.texi (Warning Options): Delete -Walways-true and
18730 -Wstring-literal-comparison. Add -Waddress.
18732 (Walways-true): Delete.
18733 (Wstring-literal-comparison): Delete.
18734 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
18735 consistently instead of -Walways-true in example.
18736 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
18737 * c-typeck.c (parser_build_binary_op): Replace
18738 -Wstring-literal-comparison and -Walways-true with -Waddress.
18739 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
18742 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18744 * tree-cfg.c (dump_function_to_file): Be prepared for functions
18745 without DECL_STRUCT_FUNCTION initialized.
18747 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
18749 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
18750 due to calls to functions taking pointers as parameters.
18752 2007-02-19 Richard Henderson <rth@redhat.com>
18755 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
18758 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
18760 * config/s390/s390.c (s390_call_saved_register_used,
18761 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
18762 accessed to the new scheme.
18764 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
18766 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
18767 (cris_print_index, cris_print_operand, cris_print_operand_address)
18768 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
18769 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
18770 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
18771 GET_CODE () == xxx.
18772 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
18773 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
18774 GO_IF_LEGITIMATE_ADDRESS): Ditto.
18775 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
18776 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
18777 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
18778 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
18779 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
18780 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
18781 (uminsi3, call, call_value): Ditto.
18782 (define_split: indir_to_reg_split, unnamed): Ditto.
18784 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
18786 PR tree-optimization/30975
18787 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
18790 2007-02-18 Eric Christopher <echristo@gmail.com>
18792 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
18793 Remove use of arglist.
18794 (mips_expand_builtin): Remove use of arglist, pass in expr.
18795 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
18796 (mips_expand_builtin_movtf): Ditto.
18797 (mips_expand_builtin_compare): Ditto.
18799 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18801 * tree-sra.c (sra_build_assignment): Replace assertion
18802 checking with a comment explaining why it can't be done.
18804 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18806 PR middle-end/30833
18807 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
18808 during CALL_EXPR representation conversion.
18809 * tree-ssa-propagate.c (set_rhs): Likewise.
18811 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
18813 * tree-sra.c (sra_build_assignment): Disable assertion checking
18816 2007-02-18 Roger Sayle <roger@eyesopen.com>
18818 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
18819 instead of calling build2 with a GIMPLE_MODIFY_STMT.
18820 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
18822 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
18823 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
18824 gimplify_init_ctor_eval_range, gimple_push_cleanup,
18825 gimplify_omp_for, gimplify_omp_atomic_pipeline,
18826 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
18827 force_gimple_operand): Likewise.
18828 * ipa-cp.c (constant_val_insert): Likewise.
18829 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
18830 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
18831 perfect_nestify): Likewise.
18832 * langhooks.c (lhd_omp_assignment): Likewise.
18833 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
18834 lower_copyprivate_clauses, lower_send_clauses,
18835 lower_send_shared_vars, expand_parallel_call,
18836 expand_omp_for_generic, expand_omp_for_static_nochunk,
18837 expand_omp_for_static_chunk, expand_omp_sections,
18838 lower_omp_single_copy, lower_omp_for_lastprivate,
18839 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
18840 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
18841 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
18844 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
18846 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
18847 config/sh/sh.md: Follow spelling conventions.
18849 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
18850 config/frv/predicates.md: Follow spelling conventions.
18852 * config/m68k/linux-unwind.h: Fix a comment typo.
18853 * target.h: Follow spelling conventions.
18855 2007-02-18 Roger Sayle <roger@eyesopen.com>
18857 PR rtl-optimization/28173
18858 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
18859 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
18860 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
18861 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
18862 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
18864 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18866 * builtins.c (fold_builtin_load_exponent): New.
18867 (fold_builtin_2): Use it.
18869 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
18871 PR rtl-optimization/30773
18872 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
18873 if we fail to attach a REG_EQUIV note.
18875 2007-02-18 David Edelsohn <edelsohn@gnu.org>
18876 Roger Sayle <roger@eyesopen.com>
18878 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
18880 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
18882 * calls.c (initialize_argument_information): Pass original EXP
18883 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
18884 code to split complex arguments here, as part of initializing the
18886 (expand_call): Remove code that builds a list of arguments and
18887 inserts implicit arguments into it. Instead, just count how many
18888 implicit arguments there will be so we can determine the size of
18889 the ARGS array, and let initialize_argument_information do the work.
18890 (split_complex_values): Delete unused function.
18892 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18894 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
18896 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
18898 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
18899 for arg pointer based indexed addressing.
18901 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18903 * config/ia64/ia64.h, config/ia64/ia64.md,
18904 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
18905 spelling conventions.
18907 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18909 * config/m68k/m68k.c (split_di): New.
18910 * config/m68k/m68k-protos.h: Declare split_di.
18911 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
18912 Improve predicate handling and split constant shifts.
18914 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18916 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
18917 parameter for register bitfield operations, general predicates
18920 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
18922 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
18923 * config/m68k/linux-unwind.h: New file.
18925 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
18927 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
18928 config/i386/athlon.md, config/ia64/ia64.md,
18929 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
18930 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
18931 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
18932 tree-ssa-loop-niter.c, tree-vect-analyze.c,
18933 tree-vect-transform.c: Fix comment typos.
18935 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
18937 * sched-deps.c (find_insn_list): Remove.
18938 * sched-int.h: Remove the prototype for find_insn_list.
18940 2007-02-16 Geoffrey Keating <geoffk@apple.com>
18942 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
18944 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
18945 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
18946 darwin_rs6000_override_options.
18947 (C_COMMON_OVERRIDE_OPTIONS): Expect
18948 darwin_macosx_version_min to be non-NULL always.
18949 (TARGET_C99_FUNCTIONS): Likewise.
18950 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
18951 (DARWIN_MINVERSION_SPEC): New.
18952 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
18953 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
18955 (DARWIN_MINVERSION_SPEC): New.
18956 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
18958 * config/darwin-c.c (darwin_cpp_builtins): Expect
18959 darwin_macosx_version_min to be non-NULL always.
18961 * config/rs6000/rs6000.c: Clean up trailing whitespace.
18963 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
18965 * config/i386/i386.h (x86_use_xchgb): New.
18966 (TARGET_USE_XCHGB): New macro.
18967 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
18968 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
18969 Split after reload into bswaphi for shifts of 8.
18970 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
18971 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
18972 or when optimizing for size.
18974 2007-02-16 Richard Guenther <rguenther@suse.de>
18975 Christian Bruel <christian.bruel@st.com>
18977 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
18978 DECLs but prefer SSA_NAMEs over DECLs.
18980 2007-02-16 Richard Guenther <rguenther@suse.de>
18982 * tree-flow-inline.h (single_imm_use_p): Remove.
18983 (zero_imm_uses_p): Likewise.
18984 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
18985 instead of single_imm_use_p.
18986 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
18989 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
18992 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
18993 nested double- and backquotes.
18995 2007-02-15 Roger Sayle <roger@eyesopen.com>
18997 PR middle-end/30391
18998 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
18999 should be unreachable.
19000 (build2_stat): Allow construction of MODIFY_EXPR at any time.
19001 For the time being redirect GIMPLE_MODIFY_STMT to the new
19002 (renamed) build_gimple_modify_stmt_stat.
19003 (build2_gimple_stat): Rename to...
19004 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
19005 Always build a GIMPLE_MODIFY_STMT node.
19006 * tree.h (build2_gimple, build2_gimple_stat): Delete.
19007 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
19010 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
19011 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
19012 * tree-complex.c (set_component_ssa_name, expand_complex_move,
19013 expand_complex_div_wide): Likewise.
19014 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
19015 * tree-ssa-loop-im.c (schedule_sm): Likewise.
19016 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
19017 * tree-ssa-loop-manip.c (create_iv): Likewise.
19018 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
19019 abs_replacement): Likewise.
19020 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
19021 realify_fake_stores): Likewise.
19023 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
19024 node rather than a GIMPLE_MODIFY_STMT node.
19025 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
19026 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
19028 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
19029 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
19030 GIMPLE_MODIFY_STMT.
19032 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19034 PR middle-end/30433
19035 * fold-const.c (fold_comparison): Add back the
19036 folding of constant complex comparisions.
19038 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
19040 PR middle-end/30729
19041 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
19042 effects unknown to this function, return early.
19044 2007-02-15 Ian Lance Taylor <iant@google.com>
19046 * lower-subreg.c (move_eh_region_note): New static function.
19047 (resolve_simple_move): Call it.
19048 (decompose_multiword_subregs): Track blocks for which we resolve a
19049 simple move which is also a control flow insn. Pass them to
19050 find_many_sub_basic_blocks.
19051 (pass_lower_subreg): Add TODO_verify_flow.
19052 (pass_lower_subreg2): Likewise.
19054 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19055 Brooks Moses <brooks.moses@codesourcery.com>
19056 Lee Millward <lee.millward@codesourcery.com>
19058 * tree.h (enum tree_code_class): Add tcc_vl_exp.
19059 (VL_EXP_CLASS_P): New.
19060 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
19062 (TREE_OPERAND_CHECK_CODE): Likewise.
19063 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
19064 (TREE_RTL_OPERAND_CHECK): Likewise.
19065 (tree_operand_check_failed): Make second parameter the whole tree
19066 instead of its code. Fixed callers.
19067 (VL_EXP_CHECK): New.
19068 (TREE_OPERAND_LENGTH): New.
19069 (VL_EXP_OPERAND_LENGTH): New.
19070 (CALL_EXPR_FN): New.
19071 (CALL_EXPR_STATIC_CHAIN): New.
19072 (CALL_EXPR_ARGS): New.
19073 (CALL_EXPR_ARG): New.
19074 (call_expr_nargs): New.
19075 (CALL_EXPR_ARGP): New.
19076 (build_nt_call_list): Declare.
19077 (build_vl_exp_stat): Declare.
19078 (build_vl_exp): New.
19079 (build_call_list): Declare.
19080 (build_call_nary): Declare.
19081 (build_call_valist): Declare.
19082 (build_call_array): Declare.
19083 (call_expr_arg): Declare.
19084 (call_expr_argp): Declare.
19085 (call_expr_arglist): Declare.
19086 (fold_build_call_list): Declare.
19087 (fold_build_call_list_initializer): Declare.
19088 (fold_call_expr): Declare to replace fold_builtin.
19089 (fold_builtin_fputs): Update to agree with modified definition.
19090 (fold_builtin_strcpy): Likewise.
19091 (fold_builtin_strncpy): Likewise.
19092 (fold_builtin_memory_chk): Likewise.
19093 (fold_builtin_stxcpy_chk): Likewise.
19094 (fold_builtin_strncpy_chk): Likewise.
19095 (fold_builtin_next_arg): Likewise.
19096 (fold_build_call_expr): Declare.
19097 (fold_builtin_call_list): Declare.
19098 (fold_builtin_call_valist): Declare.
19099 (build_call_expr): Declare.
19100 (validate_arglist): Update to agree with modified definition.
19101 (tree_operand_length): New.
19102 (call_expr_arg_iterator): New.
19103 (init_call_expr_arg_iterator): New.
19104 (next_call_expr_arg): New.
19105 (first_call_expr_arg): New.
19106 (more_call_expr_args_p): New.
19107 (FOR_EACH_CALL_EXPR_ARG): New.
19109 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
19110 and tcc_gimple_stmt.
19111 (tree_code_size): Update documentation. Use sizeof (tree) rather
19112 than sizeof (char *).
19113 (tree_size): Likewise. Add case for tcc_vl_exp.
19114 (tree_node_structure): Add case for tcc_vl_exp.
19115 (contains_placeholder_p): Likewise.
19116 (substitute_in_expr): Likewise.
19117 (substitute_placeholder_in_expr): Likewise.
19118 (stabilize_reference_1): Likewise.
19119 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
19120 to diagnose breakage of this interface for constructing CALL_EXPRs.
19121 (build_nt): Add similar assertion here.
19122 (build_nt_call_list): New.
19123 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
19124 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
19126 (get_callee_fndecl): Use new CALL_EXPR accessors.
19127 (tree_operand_check_failed): Change parameters to pass entire node
19128 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
19129 (process_call_operands): New.
19130 (build_vl_exp_stat): New.
19131 (build_call_list): New.
19132 (build_call_nary): New.
19133 (build_call_valist): New.
19134 (build_call_array): New.
19135 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19136 (call_expr_arglist): New.
19138 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
19139 tcc_vl_exp instead of a fixed-size tcc_expression.
19141 * doc/c-tree.texi (CALL_EXPR): Document new representation and
19142 accessors for CALL_EXPRs.
19143 (AGGR_INIT_EXPR): Likewise.
19145 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19146 Brooks Moses <brooks.moses@codesourcery.com>
19147 Lee Millward <lee.millward@codesourcery.com>
19149 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
19150 (expand_builtin_nonlocal_goto): Change parameter to be entire
19151 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
19152 (expand_builtin_prefetch): Likewise.
19153 (expand_builtin_classify_type): Likewise.
19154 (mathfn_built_in): Return NULL_TREE instead of 0.
19155 (expand_errno_check): Use new CALL_EXPR accessors.
19156 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
19157 Return NULL_RTX instead of 0.
19158 (expand_builtin_mathfn_2): Likewise.
19159 (expand_builtin_mathfn_3): Likewise.
19160 (expand_builtin_interclass_mathfn): Likewise.
19161 (expand_builtin_sincos): Likewise.
19162 (expand_builtin_cexpi): Likewise.
19163 (expand_builtin_int_roundingfn): Likewise.
19164 (expand_builtin_int_roundingfn_2): Likewise.
19165 (expand_builtin_pow): Likewise.
19166 (expand_builtin_powi): Likewise.
19167 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
19168 of arglist, fixing callers appropriately. Use new CALL_EXPR
19169 accessors and constructors. Return NULL_RTX instead of 0.
19170 (expand_builtin_strstr): Likewise.
19171 (expand_builtin_strchr): Likewise.
19172 (expand_builtin_strrchr): Likewise.
19173 (expand_builtin_strpbrk): Likewise.
19174 (expand_builtin_memcpy): Likewise.
19175 (expand_builtin_mempcpy): Likewise.
19176 (expand_builtin_mempcpy_args): New.
19177 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
19178 (expand_builtin_memmove_args): New.
19179 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
19180 (expand_movstr): Likewise.
19181 (expand_builtin_strcpy): Likewise.
19182 (expand_builtin_strcpy_args): New.
19183 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
19184 (expand_builtin_strncpy): Likewise.
19185 (expand_builtin_memset): Likewise.
19186 (expand_builtin_memset_args): New.
19187 (expand_builtin_bzero): Similarly to expand_builtin_memset.
19188 (expand_builtin_memcmp): Likewise.
19189 (expand_builtin_strcmp): Likewise.
19190 (expand_builtin_strncmp): Likewise.
19191 (expand_builtin_strcat): Likewise.
19192 (expand_builtin_strncat): Likewise.
19193 (expand_builtin_strspn): Likewise.
19194 (expand_builtin_strcspn): Likewise.
19195 (expand_builtin_args_info): Likewise.
19196 (expand_builtin_va_start): Likewise.
19197 (gimplify_va_arg_expr): Likewise.
19198 (expand_builtin_va_end): Likewise.
19199 (expand_builtin_va_copy): Likewise.
19200 (expand_builtin_frame_address): Likewise.
19201 (expand_builtin_alloca): Likewise.
19202 (expand_builtin_bswap): Likewise.
19203 (expand_builtin_unop): Likewise.
19204 (expand_builtin_fputs): Likewise.
19205 (expand_builtin_expect): Likewise.
19206 (expand_builtin_fabs): Likewise.
19207 (expand_builtin_copysign): Likewise.
19208 (expand_builtin_printf): Likewise.
19209 (expand_builtin_fprintf): Likewise.
19210 (expand_builtin_sprintf): Likewise.
19211 (expand_builtin_init_trampoline): Likewise.
19212 (expand_builtin_signbit): Likewise.
19213 (expand_builtin_fork_or_exec): Likewise.
19214 (expand_builtin_sync_operation): Likewise.
19215 (expand_builtin_compare_and_swap): Likewise.
19216 (expand_builtin_lock_test_and_set): Likewise.
19217 (expand_builtin_lock_release): Likewise.
19218 (expand_builtin): Likewise.
19219 (builtin_mathfn_code): Likewise.
19221 (fold_builtin_constant_p): Pass call arguments individually instead
19222 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19223 accessors and constructors. Return NULL_TREE instead of 0.
19224 (fold_builtin_expect): Likewise.
19225 (fold_builtin_classify_type): Likewise.
19226 (fold_builtin_strlen): Likewise.
19227 (fold_builtin_nan): Likewise.
19228 (integer_valued_real_p): Likewise.
19229 (fold_trunc_transparent_mathfn): Likewise.
19230 (fold_fixed_mathfn): Likewise.
19231 (fold_builtin_cabs): Likewise.
19232 (fold_builtin_sqrt): Likewise.
19233 (fold_builtin_cbrt): Likewise.
19234 (fold_builtin_cos): Likewise.
19235 (fold_builtin_cosh): Likewise.
19236 (fold_builtin_tan): Likewise.
19237 (fold_builtin_sincos): Likewise.
19238 (fold_builtin_cexp): Likewise.
19239 (fold_builtin_trunc): Likewise.
19240 (fold_builtin_floor): Likewise.
19241 (fold_builtin_ceil): Likewise.
19242 (fold_builtin_round): Likewise.
19243 (fold_builtin_int_roundingfn): Likewise.
19244 (fold_builtin_bitop): Likewise.
19245 (fold_builtin_bswap): Likewise.
19246 (fold_builtin_logarithm): Likewise.
19247 (fold_builtin_hypot): Likewise.
19248 (fold_builtin_pow): Likewise.
19249 (fold_builtin_powi): Likewise.
19250 (fold_builtin_exponent): Likewise.
19251 (fold_builtin_memset): Likewise.
19252 (fold_builtin_bzero): Likewise.
19253 (fold_builtin_memory_op): Likewise.
19254 (fold_builtin_bcopy): Deleted; call site changed to invoke
19255 fold_builtin_memory_op directly.
19256 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
19257 (fold_builtin_strncpy): Likewise.
19258 (fold_builtin_memcmp): Likewise.
19259 (fold_builtin_strcmp): Likewise.
19260 (fold_builtin_strncmp): Likewise.
19261 (fold_builtin_signbit): Likewise.
19262 (fold_builtin_copysign): Likewise.
19263 (fold_builtin_isascii): Likewise.
19264 (fold_builtin_toascii): Likewise.
19265 (fold_builtin_isdigit): Likewise.
19266 (fold_builtin_fabs): Likewise.
19267 (fold_builtin_abs): Likewise.
19268 (fold_builtin_fmin_fmax): Likewise.
19269 (fold_builtin_carg): Likewise.
19270 (fold_builtin_classify): Likewise.
19271 (fold_builtin_unordered_cmp): Likewise.
19273 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
19274 New functions split out from fold_builtin_1.
19275 (fold_builtin_n): New.
19276 (fold_builtin_varargs): New.
19277 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
19279 (fold_call_expr): New.
19280 (build_function_call_expr): Rewrite to use new helper function.
19281 (fold_builtin_call_list): New.
19282 (build_call_expr): New.
19283 (fold_builtin_call_valist): New.
19284 (rewrite_call_expr): New.
19285 (validate_arg): New.
19286 (validate_arglist): Change parameter to be entire CALL_EXPR instead
19287 of an arglist. Change return type to bool. Use new CALL_EXPR
19290 (fold_builtin_strstr): Pass call arguments individually instead
19291 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19292 accessors and constructors. Return NULL_TREE instead of 0.
19293 (fold_builtin_strchr): Likewise.
19294 (fold_builtin_strrchr): Likewise.
19295 (fold_builtin_strpbrk): Likewise.
19296 (fold_builtin_strcat): Likewise.
19297 (fold_builtin_strncat): Likewise.
19298 (fold_builtin_strspn): Likewise.
19299 (fold_builtin_strcspn): Likewise.
19300 (fold_builtin_fputs): Likewise.
19301 (fold_builtin_next_arg): Likewise.
19302 (fold_builtin_sprintf): Likewise.
19304 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
19305 NULL_RTX instead of 0.
19306 (expand_builtin_memory_chk): Likewise.
19307 (maybe_emit_chk_warning): Likewise.
19308 (maybe_emit_sprintf_chk_warning): Likewise.
19310 (fold_builtin_object_size): Pass call arguments individually instead
19311 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
19312 accessors and constructors. Return NULL_TREE instead of 0.
19313 (fold_builtin_memory_chk): Likewise.
19314 (fold_builtin_stxcpy_chk): Likewise.
19315 (fold_builtin_strncpy_chk): Likewise.
19316 (fold_builtin_strcat_chk): Likewise.
19317 (fold_builtin_strcat_chk): Likewise.
19318 (fold_builtin_strncat_chk): Likewise.
19319 (fold_builtin_sprintf_chk): Likewise.
19320 (fold_builtin_snprintf_chk): Likewise.
19321 (fold_builtin_printf): Likewise.
19322 (fold_builtin_vprintf): Likewise.
19324 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
19326 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
19327 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19328 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
19329 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
19330 (fold_unary): Likewise.
19331 (fold_binary): Likewise.
19332 (fold_ternary): Remove CALL_EXPR case, since they are no longer
19333 ternary expressions.
19334 (fold): Add logic for tcc_vl_exp.
19335 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
19336 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19337 (fold_build3_stat): Add assertion to flag broken interface for
19338 constructing CALL_EXPRs.
19339 (fold_build_call_list): New.
19340 (fold_build_call_list_initializer): New.
19341 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
19343 (fold_strip_sign_ops): Likewise.
19345 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19346 Brooks Moses <brooks.moses@codesourcery.com>
19347 Lee Millward <lee.millward@codesourcery.com>
19349 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
19350 accessors and dump arguments explicitly.
19352 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
19354 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
19356 (print_call_name): Use new CALL_EXPR accessors.
19358 * print-tree.c (print_node): Add case tcc_vl_exp. Print
19359 CALL_EXPR arguments explicitly instead of as a list. Use
19360 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19362 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
19363 (vrp_visit_stmt): Likewise.
19365 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
19366 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
19368 (force_move_till_expr): Likewise.
19370 * targhooks.c (default_external_stack_protect_fail): Use
19371 build_call_expr instead of build_function_call_expr.
19372 (default_hidden_stack_protect_fail): Likewise.
19374 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
19377 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
19378 and walk arguments explicitly.
19380 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
19381 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19382 (expand_simple_operations): Likewise.
19383 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
19385 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
19386 of TREE_CODE_LENGTH.
19387 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
19389 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
19390 instead of TREE_CODE_LENGTH.
19392 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
19393 (tree_ic_transform): Likewise.
19394 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
19395 parameter instead of arglist. Fix callers.
19396 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
19397 (tree_stringops_transform): Likewise.
19398 (tree_indirect_call_to_profile): Likewise.
19399 (tree_stringops_values_to_profile): Likewise.
19401 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
19402 (eliminate_tail_call): Likewise.
19404 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
19406 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
19407 Use TREE_OPERAND_LENGTH and generalize to handle any number of
19409 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
19411 * omp-low.c (build_omp_barrier): Use build_call_expr.
19412 (lower_rec_input_clauses): Likewise.
19413 (lower_reduction_clauses): Likewise.
19414 (expand_parallel_call): Likewise.
19415 (maybe_catch_exception): Likewise.
19416 (expand_omp_for_generic): Likewise.
19417 (expand_omp_for_static_nochunk): Likewise.
19418 (expand_omp_sections): Likewise.
19419 (lower_omp_single_simple): Likewise.
19420 (lower_omp_single_copy): Likewise.
19421 (lower_omp_master): Likewise.
19422 (lower_omp_ordered): Likewise.
19423 (lower_omp_critical): Likewise.
19425 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
19426 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
19428 * tree-gimple.c (is_gimple_call_addr): Fix doc.
19429 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
19430 TREE_CODE_LENGTH. Add tcc_vl_exp case.
19432 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
19433 and generalize to handle any number of operands.
19434 (chrec_contains_undetermined): Likewise.
19435 (tree_contains_chrecs): Likewise.
19436 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
19438 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
19440 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
19441 fold_call_expr instead of fold_builtin.
19442 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
19443 match declarations there.
19444 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
19447 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
19448 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19450 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
19451 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
19453 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
19456 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
19457 (execute_cse_sincos): Use new CALL_EXPR accessors.
19459 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
19461 * gimple-low.c (lower_function_body): Use build_call_expr.
19462 (lower_builtin_setjmp): Likewise.
19464 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
19465 (set_storage_via_libcall): Likewise.
19466 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
19467 instead of TREE_CODE_LENGTH.
19468 (expand_expr_real_1): Use new CALL_EXPR accessors.
19470 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
19471 generalize to handle any number of operands.
19472 (TB_parent_eq): Likewise.
19474 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
19475 (strip_builtin_expect): Likewise.
19477 * function.c (gimplify_parameters): Use build_call_expr.
19479 * tree-vectorizer.c (vect_is_simple_reduction): Use
19480 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19482 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
19483 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
19485 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
19488 * gimplify.c (build_stack_save_restore): Use build_call_expr.
19489 (gimplify_decl_expr): Likewise.
19490 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
19491 Use new CALL_EXPR iterators.
19492 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
19493 (gimplify_modify_expr_to_memset): Likewise.
19494 (gimplify_variable_sized_compare): Likewise.
19495 (gimplify_omp_atomic_fetch_op): Likewise.
19496 (gimplify_omp_atomic_pipeline): Likewise.
19497 (gimplify_omp_atomic_mutex): Likewise.
19498 (gimplify_function_tree): Likewise.
19500 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
19501 (call_expr_flags): Likewise.
19502 (expand_call): Likewise.
19504 * except.c (expand_builtin_eh_return_data_regno): Pass entire
19505 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19508 * coverage.c (create_coverage): Use build_call_expr.
19510 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
19511 (temp_call_expr_obstack): New.
19512 (pool_copy_list): Delete.
19513 (temp_copy_call_expr): New.
19514 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
19515 CALL_EXPR accessors. Get rid of special goo for copying argument
19516 lists and use temp_copy_call_expr instead.
19517 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
19518 CALL_EXPR accessors.
19519 (create_expression_by_pieces): Likewise. Use build_call_array
19520 to construct the result instead of fold_build3.
19521 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
19522 dealing with argument lists.
19523 (init_pre): Remove references to expression_node_pool and
19524 list_node_pool. Init temp_call_expr_obstack instead.
19525 (fini_pre): Remove references to expression_node_pool and
19528 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
19529 and walk arguments explicitly instead of as a list.
19531 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
19532 (mx_register_decls): Likewise.
19533 (mudflap_register_call): Likewise.
19534 (mudflap_finish_file): Likewise.
19536 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
19537 (ipa_callsite_compute_param): Likewise.
19539 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
19540 accessors and constructor.
19542 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
19543 accessors and constructor.
19544 (convert_tramp_reference): Likewise.
19545 (convert_call_expr): Likewise.
19546 (finalize_nesting_tree_1): Likewise.
19548 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
19551 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
19553 * tree-inline.c (initialize_inlined_parameters): Pass entire
19554 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
19556 (estimate_num_insns_1): Use new CALL_EXPR accessors.
19557 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
19559 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
19560 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19561 (vectorizable_reduction): Likewise.
19562 (vectorizable_call): Use new CALL_EXPR iterators.
19563 (vectorizable_conversion): Use build_call_expr.
19564 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
19565 (vect_gen_widened_results_half): Use build_call_expr.
19566 (vect_setup_realignment): Likewise.
19567 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
19569 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
19570 (pass_through_call): Likewise.
19571 (compute_object_sizes): Likewise. Use fold_call_expr instead of
19574 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
19575 (tree_gen_pow2_profiler): Likewise.
19576 (tree_gen_one_value_profiler): Likewise.
19577 (tree_gen_ic_func_profiler): Likewise.
19578 (tree_gen_average_profiler): Likewise.
19579 (tree_gen_ior_profiler): Likewise.
19581 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
19582 (find_func_aliases): Use new CALL_EXPR accessors. Add case
19583 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
19585 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
19586 of TREE_CODE_LENGTH.
19588 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
19589 of TREE_CODE_LENGTH.
19591 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
19593 (convert_to_integer): Likewise.
19595 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
19598 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19599 Brooks Moses <brooks.moses@codesourcery.com>
19600 Lee Millward <lee.millward@codesourcery.com>
19602 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
19604 * config/frv/frv.c (frv_expand_builtin): Likewise.
19605 * config/s390/s390.c (s390_expand_builtin): Likewise.
19607 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
19608 (sparc_expand_builtin): Use new CALL_EXPR accessors.
19610 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
19611 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
19612 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
19613 (ix86_expand_store_builtin): Likewise.
19614 (ix86_expand_unop_builtin): Likewise.
19615 (ix86_expand_unop1_builtin): Likewise.
19616 (ix86_expand_sse_compare): Likewise.
19617 (ix86_expand_sse_comi): Likewise.
19618 (ix86_expand_vec_init_builtin): Likewise.
19619 (ix86_expand_vec_ext_builtin): Likewise.
19620 (ix86_expand_vec_set_builtin): Likewise.
19621 (ix86_expand_builtin): Use new CALL_EXPR accessors.
19623 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
19624 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
19626 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
19627 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19628 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
19630 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
19632 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
19633 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
19634 arglist. Use new CALL_EXPR accessors. Fix callers.
19635 (altivec_expand_abs_builtin): Likewise.
19636 (rs6000_expand_binop_builtin): Likewise.
19637 (altivec_expand_predicate_builtin): Likewise.
19638 (altivec_expand_lv_builtin): Likewise.
19639 (spe_expand_stv_builtin): Likewise.
19640 (altivec_expand_stv_builtin): Likewise.
19641 (rs6000_expand_ternop_builtin): Likewise.
19642 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
19643 (altivec_expand_st_builtin): Likewise.
19644 (altivec_expand_dst_builtin): Likewise.
19645 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
19646 arglist. Use new CALL_EXPR accessors. Fix callers.
19647 (altivec_expand_vec_set_builtin): Likewise.
19648 (altivec_expand_vec_ext_builtin): Likewise.
19649 (altivec_expand_builtin): Use new CALL_EXPR accessors.
19650 (spe_expand_builtin): Likewise.
19651 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
19652 arglist. Use new CALL_EXPR accessors. Fix callers.
19653 (spe_expand_evsel_builtin): Likewise.
19654 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
19655 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
19657 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
19658 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
19659 (arm_expand_unop_builtin): Likewise.
19660 (arm_expand_builtin): Use new CALL_EXPR accessors.
19662 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
19665 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
19666 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
19668 (bfin_expand_unop_builtin): Likewise.
19669 (bfin_expand_builtin): Use new CALL_EXPR accessors.
19671 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
19672 Brooks Moses <brooks.moses@codesourcery.com>
19673 Lee Millward <lee.millward@codesourcery.com>
19675 * c-semantics.c (build_stmt): Add internal diagnostic check.
19677 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
19678 accessors. Print arguments explicitly instead of as a list.
19680 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
19682 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
19683 (c_finish_omp_flish): Likewise.
19685 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
19686 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
19687 instead of TREE_CODE_LENGTH.
19688 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
19689 (c_warn_unused_result): Likewise.
19691 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19694 * doc/invoke.texi (Warning Options): Remove
19695 -Werror-implicit-function-declaration.
19696 (Wimplicit-function-declaration): Update description.
19697 * opts.c (common_handle_option): Move handling of -Werror=* to...
19698 (enable_warning_as_error): ...here.
19699 * opts.h (enable_warning_as_error): Declare.
19700 * c-decl.c (implicit_decl_warning): Unless
19701 -Wno-implicit-function-declaration is given, emit a pedwarn if
19702 -std=c99 or emit a warning if -Wimplicit-function-declaration.
19703 * c.opt (Wimplicit-function-declaration): Replace
19704 mesg_implicit_function_declaration with
19705 warn_implicit_function_declaration.
19706 * c-opts.c (c_common_handle_option):
19707 -Werror-implicit-function-declaration is exactly equal as
19708 -Werror=implicit-function-declaration.
19709 (set_Wimplicit): Replace mesg_implicit_function_declaration with
19710 warn_implicit_function_declaration.
19711 (c_common_post_options): -Wimplict-function-declaration is enabled
19712 by default by -std=c99, otherwise is disabled by default.
19713 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
19715 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19717 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
19718 DECL on the rhs to a DECL on the lhs for debug info purposes if the
19719 former is ignored but not the latter.
19721 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
19723 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
19724 is made and the reference doesn't use the alias set of its type,
19725 do not create the temporary using that type.
19727 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
19729 * jump.c: Remove prototypes for delete_computation and
19730 delete_prior_computation.
19732 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19734 * jump.c (get_label_after): Delete.
19735 (get_label_before, delete_computation, delete_jump,
19736 delete_prior_computation, follow_jumps): Move...
19737 * reorg.c (delete_computation, delete_prior_computation): ... here...
19738 (get_label_before, delete_jump): ... making these static ...
19739 (follow_jumps): ... and simplifying this since it only runs after
19741 * rtl.h (get_label_after, get_label_before, delete_jump,
19742 follow_jumps): Delete prototypes.
19744 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
19746 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
19748 2007-02-15 Nick Clifton <nickc@redhat.com>
19750 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
19751 order to prevent it from being munged by the target.
19753 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
19755 * config/i386/i386.md: Remove misleading comment.
19757 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19759 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
19760 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
19763 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19765 * tree-sra.c (instantiate_missing_elements): Canonicalize
19767 (sra_build_assignment): New.
19768 (generate_copy_inout, generate_element_copy,
19769 generate_element_zero, generate_one_element_init): Use it.
19771 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19773 * tree-sra.c (instantiate_missing_elements): Canonicalize
19775 (sra_build_assignment): New.
19776 (generate_copy_inout, generate_element_copy,
19777 generate_element_zero, generate_one_element_init): Use it.
19779 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
19781 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
19784 2007-02-14 Joseph Myers <joseph@codesourcery.com>
19786 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
19787 types as aggregates not scalars.
19788 * function.c (assign_stack_temp_for_type): Likewise.
19790 2007-02-14 Roger Sayle <roger@eyesopen.com>
19791 Zdenek Dvorak <dvorakz@suse.cz>
19793 * tree-dump.c (dump_switch_p_1): Require exact match of the option
19796 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
19798 * passes.c (next_pass_1): Clear the next field of the copied
19801 2007-02-14 Richard Henderson <rth@redhat.com>
19803 * tree-sra.c (early_sra): New.
19804 (decl_can_be_decomposed_p): Deny va_list if early_sra.
19805 (tree_sra_early, pass_sra_early): New.
19806 * tree-pass.h (pass_sra_early): Declare.
19807 * passes.c (init_optimization_passes): Use it.
19809 2007-02-14 Richard Guenther <rguenther@suse.de>
19811 * flags.h (issue_strict_overflow_warning): Convert to a macro.
19813 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
19815 PR tree-optimization/30771
19816 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
19818 (vect_analyze_operations): Induction phis can now be marked as
19820 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
19821 Update documentation accordingly.
19823 2007-02-14 Nick Clifton <nickc@redhat.com>
19825 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
19826 most 3 arguments are supported.
19827 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
19829 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
19831 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
19832 Ensure dst->current is valid.
19834 2007-02-13 Paul Brook <paul@codesourcery.com>
19836 * config.gcc: Add arm*-*-uclinux-*eabi.
19837 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
19838 (SUBTARGET_EXTRA_LINK_SPEC): Define.
19839 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
19840 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
19841 (LINK_SPEC): Define.
19842 (LIB_SPEC): Define.
19843 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
19845 * config/arm/uclinux-eabi.h: New file.
19846 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
19847 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
19850 2007-02-13 Ian Lance Taylor <iant@google.com>
19852 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
19853 * flags.h (warn_strict_overflow): Declare.
19854 (enum warn_strict_overflow_code): Define.
19855 (issue_strict_overflow_warning): New static inline function.
19856 * opts.c (warn_strict_overflow): New variable.
19857 (common_handle_option): Handle OPT_Wstrict_overflow and
19858 OPT_Wstrict_overflow_.
19859 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
19861 * fold-const.c: Include intl.h.
19862 (fold_deferring_overflow_warnings): New static variable.
19863 (fold_deferred_overflow_warning): New static variable.
19864 (fold_deferred_overflow_code): New static variable.
19865 (fold_defer_overflow_warnings): New function.
19866 (fold_undefer_overflow_warnings): New function.
19867 (fold_undefer_and_ignore_overflow_warnings): New function.
19868 (fold_deferring_overflow_warnings_p): New function.
19869 (fold_overflow_warning): New static function.
19870 (make_range): Add strict_overflow_p parameter. Change all
19872 (extract_muldiv, extract_muldiv_1): Likewise.
19873 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
19874 tree_expr_nonnegative_p.
19875 (fold_negate_expr): Call fold_overflow_warning.
19876 (fold_range_test): Likewise.
19877 (fold_comparison): Likewise.
19878 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
19879 instead of tree_expr_nonnegative_p.
19880 (tree_expr_nonnegative_warnv_p): Rename from
19881 tree_expr_nonnegative_p, add strict_overflow_p parameter.
19882 (tree_expr_nonnegative_p): New function.
19883 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
19884 strict_overflow_p parameter.
19885 (tree_expr_nonzero_p): New function.
19886 * passes.c (verify_interpass_invariants): New static function.
19887 (execute_one_pass): Call it.
19888 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
19890 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
19891 (estimate_numbers_of_iterations): Likewise.
19892 (scev_probably_wraps_p): Likewise.
19893 * tree-ssa-ccp.c: Include "toplev.h".
19894 (evaluate_stmt): Defer fold overflow warnings until we know we are
19896 (struct fold_stmt_r_data): Add stmt field.
19897 (fold_stmt_r): Defer fold overflow warnings until we know we
19899 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
19900 (fold_stmt_inplace): Likewise.
19901 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
19902 (cleanup_control_expr_graph): Defer fold overflow warnings until
19903 we know we are going to optimize.
19904 * tree-cfg.c (fold_cond_expr_cond): Likewise.
19905 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
19907 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
19908 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
19909 * tree-ssa-loop-manip.c (create_iv): Likewise.
19910 * c-typeck.c (build_conditional_expr): Likewise.
19911 (build_binary_op): Likewise.
19912 * tree-vrp.c (vrp_expr_computes_nonzero): Call
19913 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
19914 (extract_range_from_unary_expr): Likewise.
19915 * simplify-rtx.c (simplify_const_relational_operation): Warn when
19916 assuming that signed overflow does not occur.
19917 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
19918 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
19919 (fold_defer_overflow_warnings): Declare.
19920 (fold_undefer_overflow_warnings): Declare.
19921 (fold_undefer_and_ignore_overflow_warnings): Declare.
19922 (fold_deferring_overflow_warnings_p): Declare.
19923 (tree_expr_nonzero_warnv_p): Declare.
19924 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
19925 of warning options.
19926 (Warning Options): Document -Wstrict-overflow.
19927 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
19928 (tree-ssa-ccp.o): Likewise.
19929 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
19930 (fold-const.o): Depend on intl.h.
19932 2007-02-13 Ian Lance Taylor <iant@google.com>
19934 PR middle-end/30751
19935 * lower-subreg.c (resolve_simple_move): Decompose subregs in
19938 2007-02-13 Stuart Hastings <stuart@apple.com>
19940 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
19942 2007-02-13 Richard Henderson <rth@redhat.com>
19944 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
19945 handled_component_p before looking for the indirect_ref.
19947 2007-02-13 Richard Henderson <rth@redhat.com>
19949 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
19950 remove flags clobber.
19951 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
19952 (bswaphi_lowpart): New.
19953 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
19954 remove TARGET_BSWAP test. Delete expander of the same name.
19956 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
19957 (expand_unop): Use them.
19959 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
19961 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
19962 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
19963 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
19964 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
19965 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
19966 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
19967 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
19968 assembler dialect choice from asm templates.
19970 2007-02-12 Richard Henderson <rth@redhat.com>
19972 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
19973 (fixuns_trunc<SSEMODEF>si2): Use it.
19974 * config/i386/sse.md (vec_setv4sf_0): Export.
19975 * config/i386/i386.c (ix86_build_const_vector): Export.
19976 (ix86_split_convert_uns_si_sse): Rename from
19977 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
19978 * config/i386/i386-protos.h: Update.
19980 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19983 * c-typeck.c (c_finish_return): Improve warning message.
19985 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
19987 * alias.c (find_symbolic_term): Delete unused function.
19989 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
19991 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
19992 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
19993 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
19995 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
19997 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
19998 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
19999 the function, temporarily point the debug interface to the null one.
20001 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
20003 * dwarf2out.c (round_up_to_align): New static function.
20004 (field_byte_offset): Use it to round the offset.
20006 2007-02-12 Richard Henderson <rth@redhat.com>
20008 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
20009 (inswl_const): Export.
20011 2007-02-12 Richard Henderson <rth@redhat.com>
20013 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
20014 result mode of the libcall, convert back to outmode.
20016 2007-02-12 Roger Sayle <roger@eyesopen.com>
20018 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
20019 (bswapdi2): New define_expand to implement 32-bit implementation.
20021 2007-02-12 Nick Clifton <nickc@redhat.com>
20023 * doc/invoke.texi (Overall Options): Document --help=.
20024 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
20025 (cc1_options): Pass --help= on to cc1.
20026 (display_help): Add description of --help=.
20027 (process_command): Add code to handle --help=. Allow translated
20028 --help and --target-help switches to be passed on to compiler
20030 (main): Remove unused if statement.
20031 * opts.c (columns): Remove.
20032 (LEFT_COLUMN): Define.
20033 (wrap_help): Add columns argument.
20034 (print_filtered_help): Change parameters to be an include bitmask,
20035 an exclude bitmask, an any bitmask and the column width. Move the
20036 code to display the params list here. Add code to display the
20037 status of options rather than their descriptions if the quiet flag
20039 (print_specific_help): Change parameters to be an include bitmask,
20040 an exclude bitmask and an any bitmask. Move code to look up the
20041 column width here. Decide upon the title for an options listing.
20042 (common_handle_options): Add code to handle --help=. Adapt code
20043 for --help and --target-help to use the revised form of the
20044 print_specific_help function.
20045 (print_help): Delete.
20046 (print_param_help): Delete.
20047 (print_switch): Delete.
20048 * opts.h (cl_lang_count): Add prototype.
20049 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
20050 CL_MAX_OPTION_CLASS): New defines.
20051 * optc-gen.awk: Add construction of cl_lang_count.
20052 * c.opt: Add Warning attribute to warning options and Optimization
20053 attribute to optimization options.
20054 * common.opt: Likewise.
20056 Add -fhelp and -ftarget-help as aliases for the transformed --help
20057 and --target-help options.
20058 * opt-functions.awk: Add code to handle Warning and Optimization
20061 2007-02-12 Richard Henderson <rth@redhat.com>
20063 * config/alpha/constraints.md: New file.
20064 * config/alpha/alpha.c: Include tm-constrs.h.
20065 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
20066 alpha_extra_constraint): Remove.
20067 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
20068 * config/alpha/alpha-protos.h: Update.
20069 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
20070 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
20071 (EXTRA_CONSTRAINT): Remove.
20072 * config/alpha/alpha.md: Include constraints.md.
20073 (adddi splitter): Use satisfies_constraint_*.
20074 * config/alpha/predicates.md (add_operand): Likewise.
20075 (sext_add_operand, addition_operation): Likewise.
20077 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
20079 PR tree-optimization/29145
20080 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
20081 in our handling of restrict qualified pointers.
20083 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20086 * doc/invoke.texi (Wunused-value): Update description.
20087 (Wextra): Delete item.
20088 * opts.c (set_Wextra): Don't use the value of Wextra to set the
20089 value of Wunused-value.
20090 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
20091 (c_finish_stmt_expr): Don't check extra_warnings.
20092 (emit_side_effect_warnings): The caller is responsible to check
20095 2007-02-11 Roger Sayle <roger@eyesopen.com>
20096 Matt Thomas <matt@3am-software.com>
20098 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
20100 2007-02-11 Roger Sayle <roger@eyesopen.com>
20102 * simplify-rtx.c (simplify_relational_operation_1): Optimize
20103 comparisons of POPCOUNT against zero.
20104 (simplify_const_relational_operation): Likewise.
20106 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20108 * doc/invoke.texi (Wextra): Delete outdated paragraph.
20110 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20112 * dwarf2out.c (root_type): Delete unused function.
20114 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20116 * genattrtab.c (contained_in_p): Delete unused function.
20117 (write_expr_attr_cache): Likewise.
20119 2007-02-11 Jan Hubicka <jh@suse.cz>
20121 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
20124 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
20126 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
20127 to add the REG_EQ* note.
20128 * see.c (see_merge_one_use_extension): Likewise.
20129 * local-alloc.c (update_equiv_regs): Likewise. Also don't
20130 turn REG_EQUAL notes into REG_EQUIV notes if the target
20131 register may have more than one set.
20132 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
20133 * gcse.c (try_replace_reg): Likewise.
20134 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
20135 * calls.c (fixup_tail_calls): Likewise. Abort if there is
20136 more than one REG_EQUIV note.
20137 * reload1.c (gen_reload): Use set_unique_reg_note.
20139 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
20141 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
20142 (ix86_builtin_conversion): New function.
20144 2007-02-06 Mark Mitchell <mark@codesourcery.com>
20147 * tree.h (DECL_REPLACEABLE_P): New macro.
20148 * except.c (set_nothrow_function_flags): Likewise.
20150 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
20151 Ira Rosen <irar@il.ibm.com>
20152 Dorit Nuzman <dorit@il.ibm.com>
20154 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
20155 * targhooks.c (default_builtin_vectorized_conversion): New.
20156 * targhooks.h (default_builtin_vectorized_function): New declaration.
20157 * target.h (struct vectorize): Add builtin_conversion field.
20158 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
20159 stmt_vec_info_type value.
20160 (vectorizable_conversion): New declaration.
20161 * tree-vect-analyze.c (vect_analyze_operations): Add
20162 vectorizable_conversion call.
20163 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
20164 * tree-vect-transform.c (vectorizable_conversion): New function.
20165 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
20166 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
20168 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
20169 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
20170 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
20171 or ALTIVEC_BUILTIN_VCFSX.
20173 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
20176 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
20177 CONST_DOUBLE and operand 0 is a hard register.
20178 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
20179 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
20180 is a hard floating-point register.
20182 2007-02-10 Richard Henderson <rth@redhat.com>
20183 Jakub Jelinek <jakub@redhat.com>
20184 Alexandre Oliva <aoliva@redhat.com>
20186 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
20187 * builtin-types.def (BT_WORD): Make unsigned.
20188 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
20189 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
20190 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
20191 * c-decl.c (grokdeclarator): Don't error if !have_tls.
20192 * c-parser.c (c_parser_omp_threadprivate): Likewise.
20193 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
20195 * expr.c (emutls_var_address): New.
20196 (expand_expr_real_1): Expand emulated tls.
20197 (expand_expr_addr_expr_1): Likewise.
20198 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
20199 * output.h (emutls_finish): Declare.
20200 * toplev.c (compile_file): Call it.
20201 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
20202 address before wrapping in CONST.
20203 * varasm.c (emutls_htab, emutls_object_type): New.
20204 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
20205 (get_emutls_object_name, get_emutls_object_type): New.
20206 (get_emutls_init_templ_addr, emutls_decl): New.
20207 (emutls_common_1, emutls_finish): New.
20208 (assemble_variable): When emulating tls, swap decls; generate
20209 constructor for the emutls objects.
20210 (do_assemble_alias): When emulating tls, swap decl and target name.
20211 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
20213 * varpool.c (decide_is_variable_needed): Look at force_output.
20214 Recurse for emulated tls.
20215 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
20216 with decide_is_variable_needed.
20217 * emutls.c: New file.
20218 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
20219 tls_object for real tls.
20221 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
20223 PR rtl-optimization/29599
20224 * reload1.c (eliminate_regs_in_insn): Take the destination
20225 mode into account when computing the offset.
20227 2007-02-09 Stuart Hastings <stuart@apple.com>
20228 Richard Henderson <rth@redhat.com>
20230 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20231 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
20232 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
20233 fixuns_truncdfhi2): New.
20234 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
20235 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
20236 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
20237 (floatunssidf2): Allow nonimmediate source.
20238 * config/i386/sse.md (movdi_to_sse): New.
20239 (vec_concatv2di): Drop '*'.
20240 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
20241 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20242 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
20244 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
20245 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
20246 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
20247 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
20248 (ix86_build_signbit_mask): Fix decl of v, refactor to call
20249 ix86_build_const_vector.
20250 (x86_emit_floatuns): Rewrite.
20252 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
20254 * genautomata.c (longest_path_length): Delete unused function.
20255 (struct state): Delete unused longest_path_length.
20256 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
20257 (get_free_state): Delete unused.
20259 2007-02-09 Jan Hubicka <jh@suse.cz>
20261 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
20262 * doc/invoke.texi (inline-unit-growth): Update default value.
20264 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
20265 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
20266 (rebuild_cgraph_edges): Likewise.
20267 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
20268 (dump_cgraph_node): Dump frequencies.
20269 (cgraph_clone_edge): Add frequency scales.
20270 (cgraph_clone_node): Add freuqnecy.
20271 * cgraph.h (cgraph_edge): Add freuqnecy argument.
20272 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
20273 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
20274 * tree-pass.h (TODO_rebuild_frequencies): New constant.
20275 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
20276 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
20277 (save_inline_function_body): Likewise.
20278 * ipa-inline.c: inluce rtl.h
20279 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
20280 (cgraph_edge_badness): Use frequencies.
20281 (cgraph_decide_recursive_inlining): Update clonning.
20282 (cgraph_decide_inlining_of_small_function): Dump frequency.
20283 * predict.c (estimate_bb_frequencies): Export.
20284 * predict.h (estimate_bb_frequencies): Declare.
20285 * tree-inline.c (copy_bb): Watch overflows.
20286 (expand_call_inline): Update call of cgraph_create_edge.
20287 (optimize_inline_calls): Use TODO flags to update frequnecies.
20288 * passes.h: Include predict.h
20289 (init_optimization_passes): Move profile ahead.
20290 (execute_function_todo): Handle TODO_rebuild_frequencies.
20292 2007-02-09 Roger Sayle <roger@eyesopen.com>
20294 * config/alpha/alpha.c (emit_insxl): Force the first operand of
20295 the insbl or inswl pattern into a register.
20297 2007-02-09 Roger Sayle <roger@eyesopen.com>
20299 * config/ia64/ia64.md (bswapdi2): New define_insn.
20301 2007-02-09 Richard Henderson <rth@redhat.com>
20303 * config/i386/constraints.md (Ym): New constraint.
20304 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
20305 (movdi_1_rex64): Split sse and xmm general register moves from
20306 memory move alternatives. Use conditional register constraints.
20307 (movsf_1, movdf_integer): Likewise.
20308 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
20309 (movdf_integer_rex64): New.
20310 (pushsf_rex64): Fix output constraints.
20311 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
20312 (sse2_stored): Likewise.
20313 (sse2_storeq_rex64): New.
20314 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
20315 amd and not generic.
20316 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
20317 for optimize_size. Remove SF/DFmode hack.
20319 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
20321 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
20324 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
20325 Richard Sandiford <richard@codesourcery.com>
20327 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
20328 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
20329 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
20330 m68k/t-mlib to tmake_file.
20331 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
20332 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
20333 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
20334 Allow it to be cf or m68k. Set m68k_arch_family. If that
20335 variable is not empty, add t-$m68k_arch_family to tmake_file.
20336 Add t-mlibs to tmake_file.
20337 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
20338 * config/m68k/t-cf: New file.
20339 * config/m68k/t-m68k: Likewise.
20340 * config/m68k/t-mlibs: Likewise.
20341 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20342 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20343 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20344 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20345 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
20347 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
20348 (INSTALL_LIBGCC): Delete.
20349 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
20350 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20351 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20352 (M68K_MLIB_CPU): Define.
20353 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
20354 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
20355 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
20357 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
20358 Richard Guenther <rguenther@suse.de>
20360 PR middle-end/23361
20361 * fold-const.c (fold_comparison): Handle obfuscated comparisons
20362 against INT_MIN/INT_MAX.
20363 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
20364 file if a loop is removed.
20366 2007-02-09 Joseph Myers <joseph@codesourcery.com>
20368 * calls.c (store_one_arg): Pass correct alignment to
20369 emit_push_insn for non-BLKmode values.
20370 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
20371 unaligned stack slot via a suitably aligned slot.
20373 2007-02-08 DJ Delorie <dj@redhat.com>
20375 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
20377 (legal_subregs): Use unsigned char, make const.
20378 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
20380 2007-02-08 Paul Brook <paul@codesourcery.com>
20382 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
20383 special interworking needed.
20385 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
20387 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
20388 conditional to __SSE2__.
20389 (Entries below should have been added to first ChangeLog
20390 entry for amdfam10 dated 2007-02-05)
20391 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
20393 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
20395 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
20398 2007-02-08 DJ Delorie <dj@redhat.com>
20400 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
20401 * config/m32c/m32c.c (legal_subregs): New.
20402 (m32c_illegal_subreg_p): New.
20403 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
20404 unsupported subregs of hard regs.
20406 2007-02-08 Jan Hubicka <jh@suse.cz>
20408 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
20409 the same one; always update histograms.
20411 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20413 * passes.c (init_optimization_passes): Tidy comment.
20415 2007-02-08 Roger Sayle <roger@eyesopen.com>
20417 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
20418 strip zero_extend, bswap and rotates from POCOUNT's argument.
20419 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
20420 zero_extend and rotates from PARITY's argument.
20421 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
20422 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
20423 of an integer constant at compile-time.
20425 2007-02-08 Diego Novillo <dnovillo@redhat.com>
20428 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
20430 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
20433 * tree-ssa-live.c (remove_unused_locals): Do not remove
20434 TREE_ADDRESSABLE variables.
20435 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
20436 * tree-ssa-operands.c (add_virtual_operand): Remove argument
20437 FOR_CLOBBER. Update all users.
20438 If VAR has an associated alias set, add a virtual operand for
20439 it if no alias is found to conflict with the memory reference.
20441 2007-02-07 Jan Hubicka <jh@suse.cz>
20442 Robert Kidd <rkidd@crhc.uiuc.edu>
20444 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
20446 2007-02-07 Ian Lance Taylor <iant@google.com>
20448 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
20450 2007-02-07 Roger Sayle <roger@eyesopen.com>
20452 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
20453 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
20454 tablejumpdi, movsi_to_cr_one): Remove constraints from
20455 define_expand's match_operands.
20457 2007-02-07 Roger Sayle <roger@eyesopen.com>
20459 * global.c (compute_regsets): Move declatation of "i" inside of
20460 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
20462 2007-02-07 Jakub Jelinek <jakub@redhat.com>
20465 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
20466 of INDIRECT_REF <RESULT_DECL>.
20468 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
20470 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
20471 Kaz Kojima <kkojima@gcc.gnu.org>
20474 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
20476 (sh_initialize_trampoline): Add parentheses to avoid a warning.
20478 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
20480 * doc/loop.texi: Document possibility not to perform disambiguation
20481 of loops with multiple latches.
20482 * cfgloopmanip.c (alp_enum_p): Removed.
20483 (add_loop): Handle subloops. Use get_loop_body_with_size.
20484 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
20485 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
20486 the new forwarder block.
20487 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
20488 Handle the case latch is NULL.
20489 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
20490 modifications when marking loop exits.
20491 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
20493 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
20494 disambiguate_loops_with_multiple_latches.
20495 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
20496 before fix_loop_structure.
20497 * cfgloop.c: Include pointer-set.h and output.h.
20498 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
20499 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
20500 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
20501 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
20502 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
20503 disambiguate_multiple_latches, get_loop_body_with_size,
20504 disambiguate_loops_with_multiple_latches): New functions.
20505 (flow_loop_dump): Dump multiple latch edges.
20506 (flow_loop_nodes_find): Handle loops with multiple latches.
20507 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
20508 (glb_enum_p): Modified.
20509 (get_loop_body): Use get_loop_body_with_size.
20510 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
20511 (AVOID_CFG_MODIFICATIONS): New constant.
20512 (disambiguate_loops_with_multiple_latches, add_loop,
20513 get_loop_body_with_size): Declare.
20514 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
20516 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
20518 PR inline-asm/28686
20519 * global.c (compute_regsets): New function.
20520 (global_alloc): Refactored ELIMINABLE_REGSET
20521 and NO_GLOBAL_ALLOC_REGS computation out.
20522 (rest_of_handle_global_alloc): Call compute_regsets()
20523 for non-optimizing case.
20525 2007-02-06 Richard Henderson <rth@redhat.com>
20527 * config/i386/constraints.md (Y2): Rename from Y.
20528 (Yi): New constraint.
20529 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
20530 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
20531 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
20532 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
20533 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
20534 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
20535 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
20536 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
20537 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
20538 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
20539 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
20540 vec_extractv2si_1): Change Y constraints to Y2.
20541 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
20542 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
20543 Change Y constraints to Y2.
20544 (sse2_loadld): Change Y constraints to x.
20546 2007-02-06 Roger Sayle <roger@eyesopen.com>
20548 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
20549 (parity<mode>2): New define_expand using rs6000_emit_parity.
20550 * config/rs6000/rs6000.c (rs6000_emit_popcount,
20551 rs6000_emit_parity): New functions.
20552 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
20553 rs6000_emit_parity): Prototype here.
20555 2007-02-06 Ian Lance Taylor <iant@google.com>
20557 * lower-subreg.c (simple_move_operand): Reject CONST.
20558 (resolve_clobber): Call validate_change rather than directly
20559 assigning to XEXP (pat, 0).
20561 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20563 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
20564 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
20565 (tree-cfg.o): Remove hashtab.h dependency.
20567 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
20568 (struct ivopts_data): Change niters to pointer_map_t.
20569 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
20570 (niter_for_exit): Create pointer_map on demand. Change for
20572 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
20573 (free_loop_data): Destroy data->niters if created and reset field.
20574 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
20575 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
20577 * tree-ssa-reassoc.c: Include pointer-set.h.
20578 (bb_rank): Change to long *.
20579 (operand_rank): Change to pointer_map_t.
20580 (find_operand_rank): Return long, -1 if not found. Declare as inline.
20581 (insert_operand_rank): Accept long.
20582 (operand_entry_hash, operand_entry_eq): Remove.
20583 (get_rank): Return long. Adjust for changes above.
20584 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
20586 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
20588 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
20589 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
20590 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
20592 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
20593 directly since it cannot be NULL.
20594 (get_vi_for_tree): Rewrite for pointer_map API.
20595 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
20596 (init_alias_vars): Create vi_for_tree as pointer_map.
20597 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
20599 * tree-cfg.c: Don't include hashtab.h.
20600 (edge_to_cases): Declare as pointer_map.
20601 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
20603 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
20604 (start_recording_case_labels): Create edge_to_cases as pointer_map.
20605 (end_recoding_case_labels): Cleanup edge_to_cases manually before
20607 (record_switch_edge): Delete.
20608 (get_cases_for_edge): Adjust for pointer_map API, inline
20609 record_switch_edge (rewritten for new API), remove goto.
20611 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
20613 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
20614 * tree-nested.c: Include pointer-set.h.
20615 (var_map_elt, var_map_eq, var_map_hash): Delete.
20616 (struct nesting_info): Remove GTY marker. Change the two htab_t's
20617 to pointer_map_t's.
20618 (nesting_info_bitmap_obstack): New.
20619 (lookup_field_for_decl): Adjust for pointer_map API.
20620 (lookup_tramp_for_decl): Adjust for pointer_map API.
20621 (get_nonlocal_debug_decl): Adjust for pointer_map API.
20622 (get_local_debug_decl): Adjust for pointer_map API.
20623 (convert_nl_goto_reference): Adjust for pointer_map API.
20624 (convert_nl_goto_receiver): Adjust for pointer_map API.
20625 (create_nesting_tree): Create outside GGC space. Create bitmap on
20626 the new obstack. Create field_map and var_map as pointer_maps.
20627 (free_nesting_tree): Adjust for changes to create_nesting_tree.
20629 (lower_nested_functions): Move root here, no need to NULL it.
20630 Initialize and release the obstack.
20632 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
20634 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
20635 Remove prototypes and make them non-static.
20636 (struct tree_int_map): Remove.
20637 * tree.h (struct tree_int_map): Move here, turning TO into an
20639 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
20641 * tree.h (TREE_COMPLEXITY): Remove.
20642 (struct tree_exp): Remove complexity field.
20643 * tree.c (build1_stat): Don't set it.
20645 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
20646 Victor Kaplansky <victork@il.ibm.com>
20648 * tree-vectorizer.c (vect_is_simple_use): Support induction.
20649 (vect_is_simple_reduction): Support reduction with induction as
20650 one of the operands.
20651 (vect_is_simple_iv_evolution): Fix formatting.
20652 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
20653 formatting. Don't mark induction phis for vectorization.
20654 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
20655 * tree-vect-transform.c (get_initial_def_for_induction): New function.
20656 (vect_get_vec_def_for_operand): Support induction.
20657 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
20659 (vectorizable_reduction): Support reduction with induction as one of
20661 (vectorizable_type_demotion): Use def-type of stmt argument rather
20662 than dummy def-type.
20664 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
20665 flag_tree_scev_cprop.
20666 * common.opt (tree-scev-cprop): New flag.
20668 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
20669 call to vect_get_new_vect_var.
20671 2007-02-06 Ira Rosen <irar@il.ibm.com>
20673 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
20674 vectype is not NULL.
20675 (vect_pattern_recog_1): Likewise.
20677 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
20679 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
20680 (fold_negate_expr): Likewise.
20682 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
20685 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
20686 even if cv-qualification is the same.
20688 2007-02-05 Geoffrey Keating <geoffk@apple.com>
20690 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
20691 __enable_execute_stack on completion.
20693 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20695 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
20696 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
20697 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
20698 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
20699 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
20700 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
20701 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
20702 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
20704 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20706 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
20707 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
20708 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
20709 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
20710 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
20711 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
20712 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
20713 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
20714 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
20715 umuldi3_highpart_rex64, umulsi3_highpart_insn,
20716 umulsi3_highpart_zext, smuldi3_highpart_rex64,
20717 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
20718 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
20719 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
20720 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
20721 sqrtextenddfxf2_i387): Added amdfam10_decode.
20723 * config/i386/athlon.md (athlon_idirect_amdfam10,
20724 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
20725 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
20726 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
20727 athlon_ivector_store_amdfam10): New define_insn_reservation.
20728 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
20731 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20733 * config/i386/athlon.md (athlon_call_amdfam10,
20734 athlon_pop_amdfam10, athlon_lea_amdfam10): New
20735 define_insn_reservation.
20736 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
20737 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
20738 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
20740 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20742 * config/i386/athlon.md (athlon_sseld_amdfam10,
20743 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
20744 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
20746 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20748 * config/i386/athlon.md (athlon_sseins_amdfam10): New
20749 define_insn_reservation.
20750 * config/i386/i386.md (sseins): Added sseins to define_attr type
20751 and define_attr unit.
20752 * config/i386/sse.md: Set type attribute to sseins for insertq
20755 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20757 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
20758 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
20759 ssecomi_load_amdfam10, ssecomi_amdfam10,
20760 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
20761 define_insn_reservation.
20762 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
20764 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20766 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
20767 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
20768 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
20769 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
20770 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
20771 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
20772 define_insn_reservation.
20774 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
20775 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
20776 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
20777 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
20778 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
20780 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20782 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
20783 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
20784 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
20785 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
20786 athlon_ssemul_load_k8): Added amdfam10.
20788 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20790 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
20791 (x86_sse_unaligned_move_optimal): New variable.
20793 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
20795 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
20796 for unaligned vector SSE double/single precision loads for AMDFAM10.
20798 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20800 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
20801 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
20802 Define TARGET_CPU_DEFAULT_amdfam10.
20803 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
20804 (processor_type): Add PROCESSOR_AMDFAM10.
20806 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
20807 processor_type in config/i386/i386.h.
20808 Enable imul peepholes for TARGET_AMDFAM10.
20810 * config.gcc: Add support for --with-cpu option for amdfam10.
20812 * config/i386/i386.c (amdfam10_cost): New variable.
20813 (m_AMDFAM10): New macro.
20814 (m_ATHLON_K8_AMDFAM10): New macro.
20815 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
20816 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
20817 x86_promote_QImode, x86_integer_DFmode_moves,
20818 x86_partial_reg_dependency, x86_memory_mismatch_stall,
20819 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
20820 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
20821 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
20822 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
20823 Enable/disable for amdfam10.
20824 (override_options): Add amdfam10_cost to processor_target_table.
20825 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
20826 processor_alias_table.
20827 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
20828 (ix86_adjust_cost): Add code for amdfam10.
20830 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
20832 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
20833 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
20834 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
20835 * config/i386/i386.h: Add builtin definition for SSE4A.
20836 * config/i386/i386.md: Add support for ABM instructions
20837 (popcnt and lzcnt).
20838 * config/i386/sse.md: Add support for SSE4A instructions
20839 (movntss, movntsd, extrq, insertq).
20840 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
20841 Add -march=amdfam10 flag.
20842 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
20843 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
20845 * doc/extend.texi: Add documentation for SSE4A builtins.
20847 2007-02-05 Bob Wilson <bob.wilson@acm.org>
20849 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
20851 2007-02-05 Richard Guenther <rguenther@suse.de>
20853 * tree-vectorizer.h (vectorizable_function): Add argument type
20854 argument, change return type.
20855 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
20856 * tree-vect-transform.c (vectorizable_function): Handle extra
20857 argument, return vectorized function decl.
20858 (build_vectorized_function_call): Remove.
20859 (vectorizable_call): Handle calls with result and argument types
20860 differing. Handle loop vectorization factor correctly.
20861 * targhooks.c (default_builtin_vectorized_function): Adjust for
20863 * targhooks.h (default_builtin_vectorized_function): Likewise.
20864 * target.h (builtin_vectorized_function): Add argument type
20866 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
20867 extra argument, allow vectorizing of lrintf.
20868 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
20869 documentation of target hook.
20871 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
20874 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
20875 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
20876 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
20878 2007-02-05 Roger Sayle <roger@eyesopen.com>
20880 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
20881 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
20882 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
20883 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
20884 before canonicalizing sincos to cexpi.
20885 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
20887 2007-02-05 Roger Sayle <roger@eyesopen.com>
20889 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
20890 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
20891 (alpha_init_builtins): Use alpha_add_builtins to process tables.
20893 2007-02-05 Roger Sayle <roger@eyesopen.com>
20895 * mips-tfile.c (initialize_init_file): Correct endianness test.
20897 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
20899 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
20900 the 'y' constraint.
20902 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20904 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
20905 saves in a PARALLEL before the register assignments.
20907 2007-02-05 Richard Sandiford <richard@codesourcery.com>
20909 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
20910 DWARF_FRAME_RETURN_COLUMN to be a general register.
20911 * dwarf2out.c (init_return_column_size): New function, split from...
20912 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
20913 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
20914 to be nongeneral registers.
20915 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
20917 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
20918 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
20920 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20922 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
20924 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
20926 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
20927 (remove_path): Use can_remove_branch_p and remove_branch instead
20928 of loop_delete_branch_edge.
20929 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
20930 (tree_transform_and_unroll_loop): Remove dead branches immediately.
20931 Update profile using scale_dominated_blocks_in_loop.
20932 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
20933 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
20934 (can_remove_branch_p, remove_branch): Declare.
20935 * tree-cfg.c (tree_can_remove_branch_p): New function.
20936 (tree_cfg_hooks): Add tree_can_remove_branch_p.
20937 * cfgrtl.c (rtl_can_remove_branch_p): New function.
20938 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
20940 2007-02-05 Jan Hubicka <jh@suse.cz>
20942 PR middle-end/30696
20943 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
20944 nodes in cgraph, don't remove offline copy of the function.
20946 2007-02-04 Jan Hubicka <jh@suse.cz>
20948 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
20949 vectors might cause maybe_lookup_element_for_expr to be called
20950 on non-sra-candidate.
20952 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20954 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
20955 config/bfin/bfin.md, config/bfin/predicates.md: Follow
20956 spelling conventions.
20958 2007-02-04 Richard Guenther <rguenther@suse.de>
20960 PR middle-end/30636
20961 * fold-const.c (try_move_mult_to_index): Make sure to not
20962 overflow one dimension of a multi-dimensional array access.
20964 2007-02-04 Jan Hubicka <jh@suse.cz>
20966 * passes.c (init_optimization_passes): Reindent.
20968 2007-02-04 Jan Hubicka <jh@suse.cz>
20969 Eric Botcazou <ebotcazou@adacore.com>
20971 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
20972 (execute_fixup_cfg): Break out the abnormal goto code.
20973 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
20974 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
20975 (optimize_inline_calls): Call make_nonlocal_label_edges.
20977 2007-02-04 Jan Hubicka <jh@suse.cz>
20979 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
20980 true when something was changed.
20981 (rename_ssa_copies): When something was changed, do
20982 TODO_remove_unused_locals.
20983 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
20984 add TODO_remove_unused_locals when instruction was removed.
20986 2007-02-04 Jan Hubicka <jh@suse.cz>
20988 * ipa-inline.c (try_inline): Improve debug output; work on already
20990 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
20991 call try_inline for already inlined edges too when flattening;
20992 inline also functions that make callee growth but overall unit size
20995 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
20997 * config/m32c/bitops.md, config/m32c/jump.md,
20998 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
20999 config/m32r/m32r.h, config/m32r/m32r.md,
21000 config/m32r/predicates.md, config/m68hc11/larith.asm,
21001 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
21002 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
21003 config/mips/mips-protos.h, config/mips/mips.c,
21004 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
21005 config/mn10300/mn10300.h, config/mn10300/predicates.md,
21006 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
21007 spelling conventions.
21009 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
21010 Follow spelling conventions.
21012 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
21014 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
21015 warn about C++0x compatibility.
21017 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
21019 * config/h8300/h8300.c, config/h8300/h8300.h,
21020 config/h8300/h8300.md: Follow spelling conventions.
21022 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
21024 PR middle-end/30667
21025 * combine.c (try_combine): Do not substitute source operand
21026 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
21028 2007-02-03 Jan Hubicka <jh@suse.cz>
21030 PR gcov-profile/30650
21031 * value-prof.c (stringop_block_profile): Fix handling of size counter;
21032 do not divide by zero for never executed counters.
21033 (tree_find_values_to_profile): Fix counters.
21034 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
21036 2007-02-03 Ian Lance Taylor <iant@google.com>
21038 * lower-subreg.c (simple_move_operand): New static function,
21039 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
21041 (simple_move): Call simple_move_operand.
21042 (find_decomposable_subregs): Add special handling of MEMs.
21043 (can_decompose_p): Rename from cannot_decompose_p. Reverse
21044 meaning of return value. If we see a hard register, test whether
21045 it can store a word_mode value. Change all callers.
21047 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21049 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
21050 ftrapv insns and expanders.
21051 (subdi3): Change define_expand operand 1 to arith11_operand, and
21052 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
21053 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
21054 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
21057 PR middle-end/30174
21058 * varasm.c (notice_global_symbol): Treat global objects as weak when
21059 flag_shlib is true.
21061 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21063 * emit-rtl.c (dconstpi): Delete.
21064 (dconstsqrt2): New.
21065 (init_emit_once): Delete dconstpi and init dconstsqrt2.
21066 * real.h (dconstpi): Delete.
21067 (dconstsqrt2): New.
21068 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
21069 (fold_builtin_hypot): Likewise.
21071 2007-02-03 Tom Tromey <tromey@redhat.com>
21074 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
21075 -gcoff3, -gxcoff3, -gvms3 implies -dD.
21077 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
21079 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
21080 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
21081 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
21082 config/rs6000/cell.md, config/rs6000/darwin.h,
21083 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
21084 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
21085 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
21086 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
21087 typos. Follow spelling conventions.
21088 * doc/invoke.texi: Follow spelling conventions.
21090 2007-02-03 Roger Sayle <roger@eyesopen.com>
21092 * simplify-rtx.c (simplify_relational_operation_1): Implement some
21093 canonicalization transformations that attempt to simplify integer
21094 constant comparisons to become comparisons against zero.
21096 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21098 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
21100 * fold-const.c (fold_binary): Fix comment typos. Fold complex
21101 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
21103 2007-02-02 Mike Stump <mrs@apple.com>
21105 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
21106 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
21107 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
21108 generate a branch island.
21110 2007-02-02 Bob Wilson <bob.wilson@acm.org>
21112 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
21113 (xtensa_legitimate_address_p): New.
21114 (xtensa_legitimize_address): New.
21115 (xtensa_output_addr_const_extra): New.
21116 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
21118 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
21119 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
21120 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
21121 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
21122 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
21123 (xtensa_legitimize_address): New.
21124 (xtensa_output_addr_const_extra): New.
21126 2007-02-02 Steve Ellcey <sje@cup.hp.com>
21128 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
21130 2007-02-02 Ian Lance Taylor <iant@google.com>
21132 * expmed.c (expand_divmod): Add comment.
21134 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
21136 * emit-rtl.c (renumber_insns): Remove.
21137 * flags.h: Remove the extern for flag_renumber_insns.
21138 * rtl.h: Remove the prototype for renumber_insns.
21139 * toplev.c (flag_renumber_insns): Remove.
21141 2007-02-02 Hui-May Chang <hm.chang@apple.com>
21143 Revert for x86 darwin:
21144 2005-06-19 Uros Bizjak <uros@kss-loka.si>
21146 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
21147 code before the following patch under TARGET_MACHO.
21148 (ix86_function_value_regno_p): Likewise.
21150 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21152 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
21155 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21158 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
21159 loads to general or fp registers. Add comments.
21160 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
21162 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
21164 * pointer-set.c (insert_aux): Only return insertion slot.
21165 (pointer_set_insert): Adjust.
21166 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
21167 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
21168 pointer_map_traverse): New.
21169 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
21170 pointer_map_create, pointer_map_destroy, pointer_map_insert,
21171 pointer_map_contains, pointer_map_traverse): Declare.
21173 2007-02-02 Jakub Jelinek <jakub@redhat.com>
21175 PR middle-end/30473
21176 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
21177 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
21179 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21181 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
21183 (struct _dep): New type.
21184 (dep_t): New typedef.
21185 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
21186 (DEP_STATUS): New access macro. The macro with the same name was
21187 renamed to DEP_LINK_STATUS.
21188 (dep_init): Declare function
21190 (struct _dep_link): New type.
21191 (dep_link_t): New typedef.
21192 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
21193 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
21194 (DEP_LINK_STATUS): New macro.
21195 (debug_dep_links): New debug function.
21197 (struct _deps_list): New type.
21198 (deps_list_t): New typedef.
21199 (DEPS_LIST_FIRST): New access macro.
21200 (FOR_EACH_DEP_LINK): New cycle macro.
21201 (create_deps_list, free_deps_list, delete_deps_list): Declare
21203 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
21204 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
21205 (copy_deps_list_change_con): Ditto.
21207 (move_dep_link): Declare function.
21209 (struct _dep_node): New type.
21210 (dep_node_t): New typedef.
21211 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
21213 (struct haifa_insn_data.back_deps): New field to hold backward
21214 dependencies of the insn.
21215 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
21217 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
21218 Change its type to deps_list_t.
21219 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
21220 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
21221 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
21223 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
21225 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
21227 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
21229 (dep_cost): Declare.
21231 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
21232 (ds_to_dk, dk_to_ds): New functions.
21234 (init_dep_1): New static function.
21235 (init_dep): New function.
21236 (copy_dep): New static function.
21238 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
21240 (detach_dep_link): New static function.
21241 (move_dep_link): New function.
21243 (dep_links_consistent_p, dump_dep_links): New static functions.
21244 (debug_dep_links): New debugging function.
21246 (deps_obstack, dl_obstack, dn_obstack): New static variables.
21248 (alloc_deps_list, init_deps_list): New static functions.
21249 (create_deps_list): New function.
21250 (clear_deps_list): New static function.
21251 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
21252 (deps_list_consistent_p, dump_deps_list): New static functions.
21253 (debug_deps_list): New function.
21254 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
21256 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
21258 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
21259 use new scheduler dependencies lists.
21260 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
21261 (sched_analyze): Ditto. Initialize dependencies lists.
21262 (add_forw_dep, compute_forward_dependences): Update to use new
21263 scheduler dependencies lists.
21265 (init_dependency_caches): Init deps_obstack.
21266 (free_dependency_caches): Free deps_obstack.
21268 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
21269 new scheduler dependencies lists.
21270 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
21271 (add_back_forw_dep, delete_back_forw_dep): Ditto.
21273 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
21274 Update to use new scheduler dependencies lists.
21275 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
21276 (debug_dependencies): Ditto.
21277 (schedule_region): Update comments.
21279 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
21280 scheduler dependencies lists.
21281 (schedule_ebb): Update comments.
21283 * rtl.def (DEPS_LIST): Remove.
21285 * lists.c (unused_deps_list): Remove.
21286 (free_list): Update assertions.
21288 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
21289 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21291 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
21292 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
21294 * haifa-sched.c (comments): Update.
21295 (insn_cost1): Remove. Inline the code into insn_cost ().
21296 (insn_cost): Update to use new scheduler dependencies lists. Move
21297 processing of the dependency cost to dep_cost ().
21298 (dep_cost): New function. Use it instead of insn_cost () when
21299 evaluating cost of the dependency. Use compatible interface to
21300 interact with the target.
21301 (priority): Update to use new scheduler dependencies lists.
21302 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
21303 with greater number of insns that depend on the insn.
21304 (schedule_insn): Update to use new scheduler dependencies lists. Add
21305 code to free backward dependencies lists. Inline and optimize code
21306 from resolve_dep () - see PR28071.
21307 (ok_for_early_queue_removal): Update to use new scheduler dependencies
21308 lists. Update call to targetm.sched.is_costly_dependence hook.
21310 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
21311 scheduler dependencies lists.
21313 (resolve_dep): Remove. Move the logic to schedule_insn ().
21314 (init_h_i_d): Initialize dependencies lists.
21316 (process_insn_depend_be_in_spec): Rename to
21317 process_insn_forw_deps_be_in_spec. Update to use new scheduler
21318 dependencies lists.
21319 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
21320 Update to use new scheduler dependencies lists.
21321 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
21323 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
21324 new scheduler dependencies lists.
21325 (build_intra_loop_deps): Ditto.
21327 * target.h (struct _dep): Declare to use in
21328 gcc_target.sched.is_costly_dependence.
21329 (struct gcc_target.sched.adjust_cost): Fix typo.
21330 (struct gcc_target.sched.is_costly_dependence): Change signature to
21331 use single dep_t parameter instead of an equivalent triad.
21332 (struct gcc_target.sched.adjust_cost_2): Remove.
21334 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
21336 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
21338 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
21340 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
21342 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
21343 (REG_DEP_TRUE): Document.
21345 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
21346 Change signature to correspond to the targetm.sched.adjust_cost hook.
21347 Update use in TARGET_SCHED_ADJUST_COST_2.
21348 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
21349 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
21350 new scheduler dependencies lists.
21351 (ia64_gen_check): Ditto.
21353 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
21354 scheduler dependencies lists.
21356 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
21357 signature to correspond to the targetm.sched.is_costly_dependence hook.
21358 (is_costly_group): Update to use new scheduler dependencies lists.
21360 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
21361 instead of INSN_COST () macro.
21363 2007-02-01 Ian Lance Taylor <iant@google.com>
21365 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
21367 2007-02-01 Guy Martin <gmsoft@gentoo.org>
21369 * pa.md (tp_load): Correct mfctl instruction syntax.
21371 2007-02-01 Geoffrey Keating <geoffk@apple.com>
21373 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
21374 altivec_padding_size calculation on AIX. Improve comment, add
21375 assert to verify that it's right.
21377 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
21380 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
21382 PR inline-asm/28686
21383 * global.c (global_alloc): Add mising initialization of
21386 2007-02-01 Roger Sayle <roger@eyesopen.com>
21388 * alias.c (init_alias_analysis): Correct whitespace.
21389 * bb-reorder.c (fix_edges_for_rarely_executed_code,
21390 partition_hot_cold_basic_blocks): Likewise.
21391 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
21392 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
21393 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
21394 fold_builtin_snprintf_chk, fold_builtin_printf,
21395 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
21396 do_mpfr_arg3, do_mpfr_sincos): Likewise.
21397 * cfgcleanup.c (cleanup_cfg): Likewise.
21398 * cfgexpand.c (tree_expand_cfg): Likewise.
21399 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
21400 * function.c (get_next_funcdef_no): Likewise.
21401 * gengtype.c (main): Likewise.
21402 * genmodes.c (main): Likewise.
21403 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
21404 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
21405 * ifcvt.c (noce_emit_move_insn): Likewise.
21406 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
21408 * stor-layout.c (get_best_mode): Likewise.
21409 * tree-ssa-loop-niter.c (get_val_for): Likewise.
21410 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
21411 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
21412 perform_var_substitution, solve_graph): Likewise.
21413 * tree-vrp.c (vrp_finalize): Likewise.
21415 2007-02-01 Ian Lance Taylor <iant@google.com>
21417 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
21418 high part of a paradoxical subreg, return a constant zero.
21420 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
21422 * toplev.c (lang_dependent_init): Call init_set_costs.
21423 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
21425 2007-02-01 Richard Guenther <rguenther@suse.de>
21427 PR middle-end/30656
21428 * fold-const.c (fold_negate_expr): Allow negating a
21429 constant if overflow does not change.
21431 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21433 * doc/c-tree.texi (Expression trees): Improve markup.
21434 * doc/tm.texi (Register Classes, Addressing Modes)
21435 (Floating Point): Fix spacing after abbreviations. Fix some
21438 2007-02-01 Ben Elliston <bje@au.ibm.com>
21440 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
21441 * doc/contrib.texi: Likewise.
21442 * doc/install.texi: Likewise.
21444 2007-01-31 Richard Henderson <rth@redhat.com>
21445 Ian Lance Taylor <iant@google.com>
21447 * lower-subreg.c: New file.
21448 * rtl.def (CONCATN): Define.
21449 * passes.c (init_optimization_passes): Add pass_lower_subreg and
21450 pass_lower_subreg2.
21451 * emit-rtl.c (update_reg_offset): New static function, broken out
21452 of gen_rtx_REG_offset.
21453 (gen_rtx_REG_offset): Call update_reg_offset.
21454 (gen_reg_rtx_offset): New function.
21455 * regclass.c: Revert patch of 2006-03-05, restoring
21457 (clear_reg_info_regno): New function.
21458 * dwarf2out.c (concatn_loc_descriptor): New static function.
21459 (loc_descriptor): Handle CONCATN.
21460 * common.opt (fsplit_wide_types): New option.
21461 * opts.c (decode_options): Set flag_split_wide_types when
21463 * timevar.def (TV_LOWER_SUBREG): Define.
21464 * rtl.h (gen_reg_rtx_offset): Declare.
21465 (reg_scan_update): Declare.
21466 * regs.h (clear_reg_info_regno): Declare.
21467 * tree-pass.h (pass_lower_subreg): Declare.
21468 (pass_lower_subreg2): Declare.
21469 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
21470 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
21471 -fsplit-wide-types.
21472 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
21473 * Makefile.in (OBJS-common): Add lower-subreg.o.
21474 (lower-subreg.o): New target.
21476 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21478 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
21480 2007-01-31 Anatoly Sokolov <aesok@post.ru>
21483 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
21485 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21487 PR middle-end/29335
21488 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
21490 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
21492 * cfgloop.h: Include vec-prim.h.
21493 (enum li_flags): Remove LI_ONLY_OLD.
21494 (loop_iterator): Changed.
21495 (fel_next, fel_init): Iterate over loop tree.
21496 (FOR_EACH_LOOP_BREAK): New macro.
21497 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
21499 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
21500 * modulo-sched.c (sms_schedule): Ditto.
21501 * tree-vectorizer.c (vectorize_loops): Ditto.
21502 * doc/loop.texi: Update information on loop numbering and behavior of
21503 FOR_EACH_LOOP wrto new loops.
21504 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
21505 add_to_evolution_1): Test nestedness of loops instead of comparing
21507 * tree-chrec.c (chrec_fold_plus_poly_poly,
21508 chrec_fold_multiply_poly_poly, chrec_evaluate,
21509 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
21510 reset_evolution_in_loop): Ditto.
21511 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
21513 2007-01-31 Dirk Mueller <dmueller@suse.de>
21515 * c-common.c (warn_about_parentheses): Separate warning about
21516 un-parenthized sequence of comparison operators from the one
21517 which is supposed to warn about x <= y <= z.
21519 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
21521 * optabs.h (enum optab_index): Add new OTI_isinf.
21522 (isinf_optab): Define corresponding macro.
21523 * optabs.c (init_optabs): Initialize isinf_optab.
21524 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
21526 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
21527 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
21529 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
21530 expand_builtin_interclass_mathfn.
21531 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
21532 * config/i386/i386.md (UNSPEC_FXAM): New constant.
21533 (fxam<mode>2_i387): New insn pattern.
21534 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
21535 built-in functions as x87 inline asm.
21537 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21539 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
21541 2007-01-30 Eric Christopher <echristo@apple.com>
21543 * config.gcc: Add geode.
21545 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
21547 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
21548 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
21549 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
21550 value-prof.c: Fix comment typos.
21552 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21555 * doc/invoke.texi (Wpointer-arith): Document warning.
21557 2007-01-30 Janis Johnson <janis187@us.ibm.com>
21559 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
21560 the list of discrepancies from the draft TR.
21562 2007-01-30 Dirk Mueller <dmueller@suse.de>
21565 * doc/invoke.texi (-Wreturn-type): Update description to
21566 match new behavior.
21568 2007-01-30 Richard Sandiford <richard@codesourcery.com>
21570 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
21572 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
21574 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
21575 to handle optabs that operate on floating point input argument and
21576 output to integer output.
21577 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
21578 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
21579 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
21580 expand_builtin_interclass_mathfn ().
21581 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
21582 (ilogbsi2): Remove.
21583 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
21584 ilogbl built-in functions as x87 intrinsics.
21586 2007-01-30 Richard Guenther <rguenther@suse.de>
21588 PR middle-end/27657
21589 * dwarf2out.c (reference_to_unused): Query varpool if the
21590 variable was output.
21592 2007-01-30 Richard Guenther <rguenther@suse.de>
21594 PR middle-end/30313
21595 * passes.c (execute_one_pass): Reset in_gimple_form to not
21596 confuse non-unit-at-a-time mode.
21598 2007-01-29 Roger Sayle <roger@eyesopen.com>
21599 Richard Guenther <rguenther@suse.de>
21601 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
21602 avoid undefined behaviour on overflow. Use force_fit_type_double
21603 to construct the constant with the specified TREE_OVERFLOW.
21605 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21607 * config/dfp-bit.c: Add parameterized support for fp exceptions.
21608 * config/dfp-bit.h: Ditto.
21610 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21612 * c-decl.c (pop_scope): Replace warnings with call to
21613 warn_for_unused_label.
21614 * c-common.h (warn_for_unused_label): Declare.
21615 * c-common.c (warn_for_unused_label): Define.
21617 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
21619 * tree-optimize.c (update_inlined_to_pointers): Delete unused
21622 2007-01-29 Janis Johnson <janis187@us.ibm.com>
21624 * Makefile.in (USER_H): Remove decfloat.h.
21625 * ginclude/decfloat.h: Delete, moving contents to ...
21626 * ginclude/float.h: Add support for decimal floating point,
21627 guarded by __STDC_WANT_DEC_FP__.
21629 2007-01-29 Mike Stump <mrs@apple.com>
21631 * doc/gccint.texi (Top): Rename Loop Representation to Loop
21632 Analysis and Representation to resolve case insensitive conflict.
21633 * doc/loop.texi (Loop Analysis and Representation): Likewise.
21635 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
21637 * tree.h (struct tree_memory_tag): Add aliases member.
21638 (MTAG_ALIASES): New macro.
21639 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
21640 (add_may_alias): Remove pointer-set. Update for may_aliases being
21642 (mark_aliases_call_clobbered): Update for may_aliases being a
21644 (compute_tag_properties): Ditto.
21645 (create_partition_for): Ditto.
21646 (compute_memory_partitions): Ditto.
21647 (dump_may_aliases_for): Ditto.
21648 (is_aliased_with): Ditto.
21649 (add_may_alias_for_new_tag): Ditto.
21650 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
21651 (compute_is_aliased): New function.
21652 (compute_may_aliases): Call compute_is_aliased).
21653 (init_alias_info): Initialize alias_bitmap_obstack.
21654 (union_alias_set_into): New function.
21655 (compute_flow_sensitive_aliasing): Use union_aliases_into.
21656 (have_common_aliases_p): Rewrite to take two bitmaps and use
21658 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
21659 Update for bitmaps.
21660 (finalize_ref_all_pointers): Update for add_may_alias changes.
21661 (new_type_alias): Ditto.
21662 * tree-flow-inline.h (may_aliases): Return a bitmap.
21663 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
21664 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
21665 may_aliases being a bitmap.
21666 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
21667 may_aliases now returns a bitmap.
21668 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
21670 * tree-ssa-operands.c (add_virtual_operand): Update for
21671 may_aliases being a bitmap.
21673 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
21675 PR tree-optimization/30630
21676 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
21677 variable as changed.
21679 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
21682 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
21683 expanded only once even if an error occurs.
21685 2007-01-29 Ben Elliston <bje@au.ibm.com>
21687 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
21688 (__gcov_average_profiler): Likewise.
21689 (__gcov_ior_profiler): Likewise.
21690 (__gcov_merge_ior): Likewise.
21692 2007-01-28 Jan Hubicka <jh@suse.cz>
21694 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
21695 * value-prof.c (stringop_block_profile): Likewise.
21697 2007-01-28 Jan Hubicka <jh@suse.cz>
21699 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
21700 Add variant handling histograms; add wrapper.
21701 (clear_storage_via_libcall): Export.
21702 (emit_block_move_hints): Break out from ...; add histograms.
21703 (emit_block_move): ... this one.
21704 (clear_storage_hints): Break out from ...; add histograms.
21705 (clear_storage): ... this one.
21706 (set_storage_via_memset): Handle histogram.
21707 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
21708 (clear_storage_hints, clear_storage_via_libcall): Declare.
21709 (set_storage_via_setmem): Update prototype.
21710 * doc/md.texi (movmem, setmem): Document new arguments.
21712 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
21713 Add new histograms.
21714 (stringop_block_profile): New global function.
21715 (tree_stringops_values_to_profile): Profile block size and alignment.
21716 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
21718 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
21719 (stringop_block_profile): Declare.
21720 * builtins.c: Include value-prof.h.
21721 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
21722 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
21723 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
21724 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
21725 * profile.c (instrument_values): Add new counters.
21726 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
21728 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
21729 (tree_init_edge_profiler): Build new profilers.
21730 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
21731 (pass_tree_profile): Add dump.
21732 (tree_profile_hooks): Update.
21733 * Makefile.in (LIBGCOV): Add new constants.
21734 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
21735 __gcov_ior_profiler): New.
21736 * i386.md (movmem/setmem expanders): Add new optional arguments.
21738 2007-01-28 David Edelsohn <edelsohn@gnu.org>
21740 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
21742 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21744 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
21745 (tree_unswitch_single_loop): Pass eni_size_weights to
21746 tree_num_loop_insns.
21747 * tree-ssa-loop-manip.c: Include tree-inline.h.
21748 (can_unroll_loop_p): Pass eni_size_weights to
21749 tree_num_loop_insns.
21750 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
21751 Pass eni_size_weights to estimate_num_insns.
21752 * tree.h (init_inline_once): Export.
21753 * toplev.c (backend_init): Call init_inline_once.
21754 * cgraphunit.c (cgraph_process_new_functions,
21755 cgraph_analyze_function): Pass eni_inlining_weights to
21756 estimate_num_insns.
21757 * ipa-inline.c (compute_inline_parameters): Ditto.
21758 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
21759 to estimate_num_insns.
21760 (try_unroll_loop_completely): Pass eni_size_weights to
21761 tree_num_loop_insns.
21762 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
21763 ot estimate_num_insns.
21764 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
21765 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
21766 * tree-inline.c (eni_inlining_weights, eni_size_weights,
21767 eni_time_weights): New variables.
21768 (init_inline_once): Initialize them.
21769 (struct eni_data): Mew.
21770 (estimate_num_insns_1, estimate_num_insns): Use weights.
21771 * tree-inline.h (struct eni_weights_d): New.
21772 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
21773 (estimate_num_insns): Declaration changed.
21774 * cfgloop.h (tree_num_loop_insns): Declaration changed.
21775 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
21776 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
21778 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
21780 * tree-data-ref.c (conflict_fn): Assert that the number of affine
21781 relations in the conflict function is valid.
21783 2007-01-27 Ian Lance Taylor <iant@google.com>
21785 * common.opt: Add fstrict-overflow.
21786 * opts.c (decode_options): Set flag_strict_overflow if -O2.
21787 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
21788 (TYPE_OVERFLOW_UNDEFINED): Define.
21789 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
21791 * tree.h (TYPE_TRAP_SIGNED): Don't define.
21792 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
21793 (fold_negate_expr): Likewise.
21794 (make_range): Likewise.
21795 (extract_muldiv_1): Likewise.
21796 (maybe_canonicalize_comparison): Likewise.
21797 (fold_comparison): Likewise.
21798 (fold_binary): Likewise.
21799 (tree_expr_nonnegative_p): Likewise.
21800 (tree_expr_nonzero_p): Likewise.
21801 * tree-vrp.c (compare_values): Likewise.
21802 (extract_range_from_binary_expr): Likewise.
21803 (extract_range_from_unary_expr): Likewise.
21804 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
21806 (nowrap_type_p): Likewise.
21807 * tree-scalar-evolution.c (simple_iv): Likewise.
21808 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
21809 (build_range_check): Likewise.
21810 (extract_muldiv_1): Likewise.
21811 (fold_comparison): Likewise.
21812 * tree-vrp.c (vrp_int_const_binop): Likewise.
21813 (extract_range_from_unary_expr): Likewise.
21814 * convert.c (convert_to_integer): Likewise.
21815 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
21816 (fold_comparison): Likewise.
21817 (fold_binary): Likewise.
21818 * optabs.c (optab_for_tree_code): Likewise.
21819 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
21820 * simplify-rtx.c (simplify_const_relational_operation): Check
21821 flag_strict_overflow and flag_trapv.
21822 (simplify_const_relational_operation): Likewise.
21823 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
21824 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
21827 2007-01-27 Roger Sayle <roger@eyesopen.com>
21829 * tree.c (tree_fold_gcd): Delete.
21830 * tree.h (tree_fold_gcd): Remove prototype.
21831 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
21832 test whether one constant integer is a multiple of another. Instead
21833 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
21834 * fold-const.c (multiple_of_p): We've determined both TOP and
21835 BOTTOM are integer constants so we can call int_const_binop directly
21836 instead of the more generic const_binop.
21838 2007-01-27 Roger Sayle <roger@eyesopen.com>
21840 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
21841 1*X check that the constant hasn't overflowed, to preserve the
21843 (round_up): Provide an efficient implementation when rouding-up an
21844 INTEGER_CST to a power-of-two.
21846 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
21848 * doc/sourcebuild.texi: Add comma for clarity.
21849 * doc/extend.texi: Fix some typos.
21850 * doc/passes.texi: Likewise.
21851 * doc/cppinternals.texi: Likewise.
21852 * doc/c-tree.texi: Likewise.
21853 * doc/tree-ssa.texi: Likewise.
21854 * doc/install.texi: Likewise.
21856 2007-01-27 Jan Hubicka <jh@suse.cz>
21858 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
21859 (pass_sra): Do not require alias information.
21860 * passes.c (init_optimization_passes): Add SRA
21862 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
21864 * tracer.c (rest_of_handle_tracer): We already cleaned
21865 up the CFG in tracer() so don't do it here again.
21866 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
21867 cleanup_cfg here, either. And don't call renumber_insns.
21869 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
21870 and BB_HEAD are in the insn stream here. Instead make sure
21871 that BB_INSN is valid on all insns. Also, do check here that
21872 there are no pending branch predictions...
21873 (rtl_verify_flow_info): ...instead of doing it here. Checks
21874 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
21877 2007-01-26 Roger Sayle <roger@eyesopen.com>
21879 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
21880 function to simplify/factorize operand order canonicalization.
21881 (ix86_fixup_binary_operands): Reorganize using the above function.
21882 (ix86_binary_operator_ok): Likewise.
21884 2007-01-27 Jakub Jelinek <jakub@redhat.com>
21886 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
21887 file scope from optimize_attrs.
21888 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
21890 (optimize_attrs): Clear insn_code_values after freeing it.
21892 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21894 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
21895 a parts.base assignment.
21897 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
21899 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
21900 (compute_subscript_distance, initialize_data_dependence_relation,
21901 finalize_ddr_dependent, analyze_ziv_subscript,
21902 analyze_siv_subscript_cst_affine,
21903 compute_overlap_steps_for_affine_univar,
21904 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
21905 analyze_siv_subscript, analyze_miv_subscript,
21906 analyze_overlapping_iterations, subscript_dependence_tester_1,
21907 compute_self_dependence, free_dependence_relation): Work
21908 with affine_fn instead of chrecs.
21909 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
21910 common_affine_function, affine_function_base,
21911 affine_function_constant_p, affine_fn_op, affine_fn_plus,
21912 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
21913 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
21914 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
21915 (all_chrecs_equal_p): Removed.
21916 * tree-data-ref.h (affine_fn, conflict_function): New types.
21917 (struct subscript): Change type of conflicting_iterations_in_a
21918 and conflicting_iterations_in_b.
21920 2007-01-26 Steve Ellcey <sje@cup.hp.com>
21923 * config/pa/pa.h (TARGET_HPUX_11): New.
21924 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
21925 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
21927 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
21928 Richard Guenther <rguenther@suse.de>
21930 * tree-ssa-structalias.c (solve_graph): Handle case
21931 we merged the variable to another.
21933 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
21935 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
21938 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
21939 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
21941 2007-01-25 DJ Delorie <dj@redhat.com>
21943 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
21944 allow changes to modes which don't fit in those registers.
21946 * reload1.c (choose_reload_regs): Check for invalid subregs before
21947 computing their locations, not after.
21949 2007-01-25 Geoffrey Keating <geoffk@apple.com>
21952 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
21953 save Altivec registers in an eh_return function.
21954 (compute_vrsave_mask): Likewise.
21955 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
21956 for saving Altivec registers.
21957 (rs6000_emit_prologue): Don't allocate stack twice in
21958 eh_return function. Correct expected value of altivec_save_offset
21959 when using save_world. Describe save of R0 to stack when using
21960 save_world. Describe stack pointer adjustment when using
21961 save_world. Remove duplicated eh_return parameter register saving.
21962 Update sp_offset variable after save_world.
21963 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
21965 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
21966 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
21969 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21971 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
21973 2007-01-25 Steve Ellcey <sje@cup.hp.com>
21976 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
21977 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
21979 2007-01-25 Richard Guenther <rguenther@suse.de>
21981 * doc/invoke.texi (-Wcoverage-mismatch): Document.
21982 * common.opt (-Wcoverage-mismatch): New warning option.
21983 * coverage.c (get_coverage_counts): Ignore coverage mismatch
21984 if -Wcoverage-mismatch is given.
21986 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
21988 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
21989 (ipcp_driver): Change to static definition.
21990 Add dumping of the ifunctions.
21991 (constant_val_insert): Remove unused parameter. Support for SSA.
21992 (ipcp_propagate_const): Support for SSA.
21993 (ipcp_profile_bb_print): Print only analyzed nodes.
21994 (ipcp_replace_map_create): Remove support for Fortran constant
21996 * ipa-prop.c (ipa_method_modify_stmt,
21997 ipa_callsite_compute_param): Support for SSA.
21998 * ipa-prop.h (ipcp_driver): Remove declaration.
21999 (IS_VALID_TREE_MAP_INDEX): Add define.
22001 2007-01-24 Geoffrey Keating <geoffk@apple.com>
22003 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
22005 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22007 PR middle-end/30447
22008 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
22009 constant argument to cabs and do it without checking for
22010 -funsafe-math-optimizations.
22012 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
22014 * c-common.h (RID_FIRST_CXX0X): New.
22015 (RID_LAST_CXX0X): New.
22016 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
22018 * c.opt (Wc++0x-compat): New.
22019 * doc/invoke.texi (-Wc++0x-compat): Document.
22021 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22023 * builtins.c (fold_builtin_carg): New.
22024 (fold_builtin_1): Use it.
22026 2007-01-24 Jan Hubicka <jh@suse.cz>
22028 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
22030 * ipa-inline.c (initial_insns, max_insns): Delete.
22031 (compute_max_insns): New function.
22032 (cgraph_decide_inlining_of_small_function): Use it; take minimal
22033 amount of insns as base for code growth.
22034 (cgraph_decide_inlining): Make initial_insns local; do not compute
22036 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
22037 * doc/invoke.texi (inline-unit-growth): Update docs.
22039 2007-01-24 Jakub Jelinek <jakub@redhat.com>
22041 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
22042 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
22043 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
22044 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
22045 for CPUs that have PTA_CX16 set.
22047 PR middle-end/27416
22048 * gimplify.c (omp_check_private): New function.
22049 (gimplify_scan_omp_clauses): Use it for
22050 firstprivate/lastprivate/reduction.
22052 PR middle-end/30494
22053 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
22054 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
22056 PR middle-end/30421
22057 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
22058 If lower_lastprivate_clauses emits some statements, append them
22059 to dlist rather than body_p and to body_p append an initializer.
22060 (lower_omp_for): Adjust caller.
22062 2007-01-24 Steve Ellcey <sje@cup.hp.com>
22064 * target.h (globalize_decl_name): New.
22065 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22066 * output.h (default_globalize_decl_name): New.
22067 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
22069 (globalize_decl): Ditto.
22070 (default_globalize_decl_name): New.
22071 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
22072 (ia64_handle_version_id_attribute): New.
22073 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
22074 (ia64_asm_output_external): Use globalize_decl_name instead
22075 of globalize_label.
22076 * doc/extend.texi (version_id): New pragma.
22077 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
22079 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22081 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
22082 _uleb128_t and _Unwind_SWord with _sleb128_t.
22083 * unwind-dw2.c (extract_cie_info, execute_stack_op,
22084 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
22086 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
22087 * unwind-pe.h (read_uleb128, read_sleb128,
22088 read_encoded_value_with_base): Likewise.
22089 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
22091 2007-01-24 Richard Guenther <rguenther@suse.de>
22093 * builtins.c (expand_builtin_cexpi): Get the fndecl
22094 for cexp in the correct way.
22096 2007-01-24 Jan Hubicka <jh@suse.cz>
22098 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
22101 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
22103 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
22104 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
22105 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
22106 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
22107 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
22108 __SIZEOF_PTRDIFF_T__.
22109 * doc/cpp.texi: Documentation for the new builtin macros added.
22111 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
22113 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
22114 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
22115 instead of operands[2] to avoid access past the end of array.
22117 2007-01-24 Richard Sandiford <richard@codesourcery.com>
22119 * reload1.c (emit_reload_insns): Pass the reload register
22120 for a non-spill output reload through forget_old_reloads_1.
22122 2007-01-23 Joseph Myers <joseph@codesourcery.com>
22124 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
22125 _SOFT_DOUBLE if doubles use software floating-point.
22126 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
22127 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22128 * config/rs6000/darwin-ldouble.c: Also compile functions for
22129 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
22130 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
22131 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
22132 commented-out long double override.
22133 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
22134 * config/rs6000/eabispe.h: Likewise.
22135 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
22136 long double for non-SPE.
22137 (rs6000_handle_option): Likewise.
22138 (invalid_e500_subreg): Disallow more subregs involding DImode,
22139 DFmode, TImode or TFmode.
22140 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
22142 (legitimate_lo_sum_address_p): Also check for TFmode for E500
22144 (rs6000_legitimize_address): Also handle TFmode for E500 double.
22145 (rs6000_legitimize_reload_address): Also handle TFmode for E500
22147 (rs6000_legitimate_address): Also check for TFmode for E500
22149 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
22150 (spe_build_register_parallel): Handle TFmode and TCmode.
22151 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
22153 (function_arg): Handle TFmode and TCmode for E500 double.
22154 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
22156 (print_operand): Handle TFmode and TImode for %y.
22157 (rs6000_generate_compare): Handle TFmode comparisons for E500
22159 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
22160 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
22161 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
22162 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
22163 TFmode for E500 double.
22164 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
22165 (floatsidf2): Enable for E500 double.
22166 (movtf_softfloat): Use rs6000_nonimmediate_operand.
22167 (extenddftf2): Change to extenddftf2_fprs.
22168 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
22169 depending on TARGET_E500_DOUBLE.
22170 (extendsftf2): Enable for E500 double.
22171 (trunctfdf2): Enable for E500 double.
22172 (trunctfsf2): Change to trunctfsf2_fprs.
22173 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
22174 depending on TARGET_E500_DOUBLE.
22175 (floatsitf2): Enable for E500 double.
22176 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
22177 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
22178 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
22179 (negtf2): Change to negtf2_internal.
22180 (negtf2): New expander.
22181 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
22182 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
22183 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
22184 (movdi_internal32): Use rs6000_nonimmediate_operand.
22185 (unnamed splitter): Likewise.
22186 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
22187 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
22188 (SPE64TF, DITI): New mode macros.
22189 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
22192 (frob_<mode>_di_2): New.
22193 (frob_tf_di_8_2): New.
22194 (frob_di_df): Change to frob_di_<mode>; allow more modes.
22196 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
22198 (frob_ti_<mode>_8_2): New.
22199 (frob_ti_tf_2): New.
22200 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
22201 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
22203 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
22204 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
22205 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
22206 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
22207 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
22208 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
22211 2007-01-23 Ian Lance Taylor <iant@google.com>
22213 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
22215 (OBJS-archive): Reformat, alphabetize.
22216 (OBJS): Change out_object_file to OBJS-md.
22218 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
22220 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
22221 JUMP_P and CALL_P predicates where applicable.
22222 * config/i386/i386.c: Ditto.
22223 * config/i386/i386.md: Ditto.
22224 * config/i386/mmx.md: Ditto.
22225 * config/i386/predicates.md: Ditto.
22227 2007-01-22 Andreas Schwab <schwab@suse.de>
22229 * config/m68k/m68k.h: Fix comment.
22231 2007-01-22 Jan Hubicka <jh@suse.cz>
22233 * passes.c (init_optimization_passes): Do not rerun
22234 pass_early_warn_uninitialized.
22236 2007-01-22 Richard Guenther <rguenther@suse.de>
22238 PR tree-optimization/30038
22239 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
22241 (execute_cse_sincos_1): Likewise.
22242 (execute_cse_sincos): Likewise.
22243 (gate_cse_sincos): Likewise.
22244 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
22245 the cexpi() canonicalization of sincos().
22246 * tree-pass.h (pass_cse_sincos): Declare.
22247 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
22249 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
22251 PR rtl-optimization/29329
22252 * combine.c (replaced_rhs_insn): Rename to i2mod.
22253 (replaced_rhs_value): Rename to i2mod_new_rhs.
22254 (i2mod_old_rhs): New global variable.
22255 (combine_instructions): Adjust for above change. Save a copy of
22256 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
22257 note are substituted in the second instruction.
22258 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
22259 ditch the note if it pertains to the second eliminated register
22260 and this register is mentioned in i2mod_old_rhs.
22263 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
22265 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
22266 the insn to which the note was originally attached.
22268 2007-01-21 Jan Hubicka <jh@suse.cz>
22270 * ipa-inline.c (inlining_mode): Comment, move up.
22271 (cgraph_decide_inlining_incrementally): Do not perform inlining
22272 itself; fix handling of flattening of self recursive functions.
22273 (cgraph_find_cycles): Remove.
22274 (cgraph_flatten_node): Remove.
22275 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
22276 (try_inline): New function.
22277 (cgraph_early_inlining): Update call of
22278 cgraph_decide_inlining_incrementally. Apply inlining here.
22279 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
22281 2007-01-21 Dirk Mueller <dmueller@suse.de>
22284 * tree-vrp.c (check_array_bounds): do not warn
22285 about ADDR_EXPR's of ARRAY_REF's which are immediately
22286 used in binary expressions.
22288 2007-01-21 Ira Rosen <irar@il.ibm.com>
22290 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
22291 read_write_dep and macros for its access.
22292 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
22293 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
22294 argument, call vect_check_interleaving for every independent pair of
22295 data-refs. Mark loads that access the same memory location as a store
22297 (vect_check_dependences): Remove.
22298 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
22299 call, fix the call to vect_analyze_data_ref_dependence.
22300 (vect_analyze_data_ref_access): For statements that access the same
22301 data-ref, check that they are not stores; for loads, check that there
22302 is no store that access the same location.
22304 2007-01-20 Roger Sayle <roger@eyesopen.com>
22305 Joseph Myers <joseph@codesourcery.com>
22307 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
22308 (-fdump-rtl-stack): Likewise.
22309 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
22310 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
22311 (-mpt-fixed): Use @minus{} for minus sign.
22312 (Using Precompiled Headers): Fix under/overfull hbox.
22314 2007-01-20 Jan Hubicka <jh@suse.cz>
22316 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
22317 place within annotation.
22319 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
22321 * pa.c (output_move_double): Change array size of xoperands to 4.
22323 2007-01-20 Jan Hubicka <jh@suse.cz>
22325 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
22328 2007-01-19 Ian Lance Taylor <iant@google.com>
22330 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
22331 constant to unsigned HOST_WIDE_INT before negating.
22333 2007-01-19 Ian Lance Taylor <iant@google.com>
22335 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
22337 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
22338 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22339 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
22340 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
22341 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
22342 (realloc_vdef, realloc_vuse): Change second parameter to
22344 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
22345 fields to unsigned.
22346 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
22347 unsigned. Change x and lim locals to unsigned.
22348 (realloc_vdef, realloc_vuse): Change num_elem parameter to
22350 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
22351 (copy_virtual_operands): Change i and n locals to unsigned.
22353 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
22355 PR middle-end/29335
22356 * builtins.c (fold_builtin_1): Handle builtin fdim.
22358 2007-01-20 Jan Hubicka <jh@suse.cz>
22360 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
22361 * tree-ssa-structalias.c (compute_points_to_sets): Do call
22362 init_alias_heapvars.
22363 (init_alias_heapvars): Initialize only when not already initialized.
22364 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
22366 2007-01-19 Roger Sayle <roger@eyesopen.com>
22368 * common.opt (fsigned-zeros): New command line option.
22369 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
22370 of flag_unsafe_math_optimizations.
22371 * opts.c (set_fast_math_flags): The -ffast-math command line option
22372 implies -fno-signed-zeros.
22373 (fast_math_flags_set_p): Likewise.
22375 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
22376 the documentation of -ffast-math appropriately. Wrap long lines.
22378 2007-01-19 Steve Ellcey <sje@cup.hp.com>
22380 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
22381 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
22383 2007-01-19 Tomas Bily <tbily@suse.cz>
22385 * cgraphunit.c (cgraph_finalize_function): Updating of pid
22387 (tree_init_ic_make_global_vars): New function
22388 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
22389 (tree_gen_ic_profiler): New function
22390 (tree_gen_ic_func_profiler): New function
22391 (tree_profiling): Added calling of tree_gen_ic_func_profiler
22392 (tree_profile_hooks): Added hook for indirec/virtual calls
22393 * value-prof.c (tree_find_values_to_profile): New case for
22395 (tree_values_to_profile): Call for determining indirect/virtual
22397 (tree_indirect_call_to_profile): New function
22398 (tree_ic_transform): New function
22399 (tree_ic): New function
22400 (find_func_by_pid): New function
22401 (init_pid_map): New function
22402 (tree_value_profile_transformations): Added check for
22403 indirect/virtual call transformation
22404 * value-prof.h (enum hist_type): New counter type for
22405 indirect/virtual calls
22406 (profile_hooks): Added new hook for profiling indirect/virtual
22408 * profile.c (instrument_values): New case for indirect/virtual
22410 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
22411 (GCOV_COUNTER_V_INDIR): New counter type
22412 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
22413 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
22415 * cgraph.c: Definition of cgraph_max_pid
22416 (cgraph_create_node): Default init of pid attribute
22417 * cgraph.h: Declaration of cgraph_max_pid
22418 (struct cgraph_node): Added pid attribute
22419 * libgcov.c (__gcov_indirect_call_profiler): New function
22420 (__gcov_one_value_profiler_body): New function
22421 (__gcov_one_value_profiler): Body was moved to
22422 __gcov_one_value_profiler_body and calls it
22424 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
22426 * doc/gty.texi (Options): Document the mark_hook option to GTY.
22427 * gengtype.c (write_types_data, write_func_for_structure,
22428 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
22429 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
22430 (walk_type, write_func_for_structure): Generate the mark_hook if
22433 2007-01-19 Jan Hubicka <jh@suse.cz>
22435 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
22436 'early' argument take inlining mode argument specifying whether to
22437 inline for size/speeed or all functions; add support for flattening;
22439 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
22441 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22444 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
22445 the name of the declared identifier.
22447 2007-01-19 Dirk Mueller <dmueller@suse.de>
22449 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
22450 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
22451 duplicate evaluation.
22453 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22455 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
22456 Macroize expander using X87MODEF12 mode macro. Extend operand 1
22457 to XFMode, use acosxf2 and truncate result to requested mode.
22458 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
22459 (asin<mode>2): Similarly, with asin expanders.
22460 (*fscalexf4_i387): Rename from *fscalexf4.
22461 (expNcorexf3): New expander.
22462 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
22463 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
22464 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
22465 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
22466 patterns for SSE math.
22467 (exp10<mode>2): Similarly, with exp10 expanders.
22468 (exp2<mode>2): Similarly, with exp2 expanders.
22469 (expm1<mode>2): Similarly, with expm1 expanders.
22470 (ldexp<mode>3): Similarly, with ldexp expanders.
22471 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
22472 Use gen_truncxf<mode>2_i387_noop to truncate result.
22474 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22476 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
22477 for ColdFire targets.
22479 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
22480 Richard Sandiford <richard@codesourcery.com>
22482 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
22483 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
22484 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
22485 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
22486 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22487 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
22489 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22491 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
22492 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
22493 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
22494 (*adddi_dilshr32_cf): New pattern.
22495 (adddi3, subdi3): Remove first alternatives.
22497 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22499 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
22500 implemented using move.l, do not use its cc result for floating-point
22503 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22505 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
22506 from accepting 's' constraints if flag_pic.
22508 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22510 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
22511 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
22512 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
22513 condition from TARGET_68881 to TARGET_HARD_FLOAT.
22515 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
22517 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
22518 ColdFire alternatives.
22519 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
22520 * config/m68k/m68k.md (clzsi2): Define for ColdFire
22521 architectures that support ff1 instruction.
22523 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22524 Julian Brown <julian@codesourcery.com>
22526 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
22527 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
22528 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
22531 2007-01-19 Richard Sandiford <richard@codesourcery.com>
22533 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
22535 (output_move_const_into_data_reg, output_move_simode_const): Delete.
22536 * config/m68k/m68k.c (const_method, const_int_cost): Take a
22537 HOST_WIDE_INT instead of an rtx.
22538 (m68k_rtx_costs): Update call accordingly.
22539 (output_move_const_into_data_reg): Likewise. Fix formatting.
22540 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
22542 (output_move_simode_const): Update calls after above changes.
22543 Rework to use automatic variables and predicates like MEM_P.
22544 * config/m68k/m68k.md (pushexthisi_const): Update call to
22547 2007-01-19 Dirk Mueller <dmueller@suse.de>
22549 * tree-ssa-alias.c (perform_var_substitution): Fix typo
22550 in dump_flags test.
22552 2007-01-19 Richard Guenther <rguenther@suse.de>
22554 * builtins.c (expand_builtin_cexpi): Fall back to expanding
22555 via cexp in case sincos is not available.
22557 2007-01-19 Richard Guenther <rguenther@suse.de>
22559 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
22560 * defaults.h (TARGET_HAS_SINCOS): Default to off.
22561 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
22562 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
22563 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
22564 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
22565 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
22566 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
22568 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
22570 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
22572 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
22573 (atan2xf3): Directly generate RTL pattern.
22574 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
22575 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22576 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22577 disable patterns for SSE math.
22578 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
22579 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
22580 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
22581 disable patterns for SSE math.
22583 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
22585 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
22587 2007-01-18 Roger Sayle <roger@eyesopen.com>
22589 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
22590 VIEW_CONVERT_EXPR to the same type as it's operand.
22592 2007-01-18 David Edelsohn <edelsohn@gnu.org>
22594 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
22595 configured for long double 128.
22597 2007-01-18 Mike Stump <mrs@apple.com>
22599 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
22602 2007-01-18 Michael Meissner <michael.meissner@amd.com>
22604 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
22607 2007-01-18 Jan Hubicka <jh@suse.cz>
22609 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
22610 greater than NUM_VOP_FREE_BUCKETS.
22612 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
22614 * tree-ssa-structalias.c: Update comments.
22615 (ptabitmap_obstack): Removed.
22616 (pta_obstack): New.
22617 (oldpta_obstack): Ditto.
22618 (stats): Add a few members.
22619 (struct variable_info): Remove node, complex, address_taken, and
22620 indirect_target members. Add oldsolution member.
22621 (new_var_info): Do not initialize removed members.
22622 (constraint_expr_type): Remove INCLUDES.
22623 (constraint_graph): Add size, implicit_preds, rep,
22624 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
22625 (FIRST_REF_NODE): New macro.
22626 (LAST_REF_NODE): Ditto.
22627 (FIRST_ADDR_NODE): Ditto.
22628 (find): New function.
22630 (dump_constraint): Do not handle INCLUDES.
22631 (insert_into_complex): Do not insert duplicate constraints.
22632 (condense_varmap_nodes): Renamed and rewritten into ...
22633 (merge_node_constraints): This. Also fix bug in handling of
22634 offseted copy constraints.
22635 (clear_edges_for_node): No longer need to deal with preds at all,
22636 or removing associated preds/succs.
22637 (merge_graph_nodes): Deal with indirect_cycles.
22638 Don't deal with predecessors.
22639 (add_implicit_graph_edge): New function.
22640 (add_pred_graph_edge): Ditto.
22641 (add_graph_edge): Don't deal with predecessors.
22642 (build_constraint_graph): Removed.
22643 (build_pred_graph): New function.
22644 (build_succ_graph): Ditto.
22645 (struct scc_info): Removed in_component. Added roots, dfs, and
22646 node_mapping. Remove visited_index, unification_queue.
22647 (scc_visit): Deal with union-find we do now.
22648 Deal with cycles with REF nodes.
22649 (collapse_nodes): Renamed and rewritten to ...
22650 (unify_nodes): This.
22651 (process_unification_queue): Removed.
22652 (topo_visit): Cleanup
22653 (do_da_constraint): Use find.
22654 (do_sd_constraint): Ditto.
22655 (do_ds_constraint): Ditto.
22656 (do_complex_constraint): Ditto.
22657 (init_scc_info): Update for removed and added members.
22658 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
22659 (find_indirect_cycles): This.
22660 (equivalence_class): New variable.
22661 (label_visit): New function.
22662 (perform_variable_substitution): Rewritten.
22663 (free_var_substitution_info): New function.
22664 (find_equivalent_node): Ditto.
22665 (move_complex_constraints): Ditto.
22666 (eliminate_indirect_cycles): Ditto.
22667 (solve_graph): Only propagate changed bits.
22668 Use indirect cycle elimination.
22670 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
22671 (tree_id_eq): Renamed to ...
22672 (tree_vi_eq): This. Update for member change
22673 (insert_id_for_tree): Renamed and rewritten to ...
22674 (insert_vi_for_tree): This.
22675 (lookup_id_for_tree): Renamed and rewritten to ...
22676 (lookup_vi_for_tree): This.
22677 (get_id_for_tree): Renamed and rewritten to ...
22678 (get_vi_for_tree): Ditto.
22679 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
22680 (process_constraint): Don't handle INCLUDES.
22681 Remove special ADDRESSOF case.
22682 (find_func_aliases): Rewrite to use vi functions instead of id
22684 (create_function_info_for): Ditto.
22685 (create_variable_info_for): Ditto.
22686 (intra_create_variable_infos): Ditto.
22687 (merge_smts_into): Ditto.
22688 (find_what_p_points_to): Ditto.
22689 (init_base_vars): Ditto.
22690 (init_alias_vars): Ditto.
22691 (remove_preds_and_fake_succs): New function.
22692 (dump_sa_points_to_info): Dump new stats.
22693 (dump_solution_for_var): Use find.
22694 (set_used_smts): Fix formatting.
22695 (compute_points_to_sets): Updated for new functions.
22696 (ipa_pta_execute): Ditto.
22698 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22699 Richard Sandiford <richard@codesourcery.com>
22701 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
22703 * calls.c (expand_call): If the return value is a PARALLEL,
22704 extract its first member.
22705 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
22706 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22707 use FUNCTION_EXTRA_EPILOGUE.
22708 (m68k_function_value): Return a PARALLEL if the return value
22709 is of a pointer type.
22710 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
22711 (FUNCTION_EXTRA_EPILOGUE): Remove.
22712 * config/m68k/m68k.md (D0_REG): New constant.
22714 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22716 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
22717 output a NOP for empty epilogues.
22719 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22721 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
22722 before function. Extend register save check to include all
22723 registers, not just integer ones.
22725 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22727 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
22728 (m68k_use_return_insn): ...this.
22729 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
22730 * config/m68k/m68k.c (use_return_insn): Rename to...
22731 (m68k_use_return_insn): ...this.
22732 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
22733 of USE_RETURN_INSN.
22735 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22737 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
22738 nearest even, fix denormal rounding overflow.
22740 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22742 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
22743 f%$smove and f%$move.
22744 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
22745 (extendsfdf2_cf): Use fdmove instead of f%&move.
22746 (truncdfsf2_cf): Use fsmove instead of f%$smove.
22747 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
22749 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22751 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
22754 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22756 * real.h (real_format): Add a canonical_nan_lsbs_set field.
22757 (coldfire_single_format): Declare.
22758 (coldfire_double_format): Likewise.
22759 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
22760 of qnan_msb_set to determine the lower bits of a canonical
22762 (encode_ieee_double): Likewise.
22763 (encode_ieee_quad): Likewise.
22764 (ieee_single_format): Initialize canonical_nan_lsbs_set.
22765 (mips_single_format): Likewise.
22766 (ieee_double_format): Likewise.
22767 (mips_double_format): Likewise.
22768 (ieee_extended_motorola_format): Likewise.
22769 (ieee_extended_intel_96_format): Likewise.
22770 (ieee_extended_intel_128_format): Likewise.
22771 (ieee_extended_intel_96_round_53_format): Likewise.
22772 (ibm_extended_format): Likewise.
22773 (mips_extended_format): Likewise.
22774 (ieee_quad_format): Likewise.
22775 (mips_quad_format): Likewise.
22776 (vax_f_format): Likewise.
22777 (vax_d_format): Likewise.
22778 (vax_g_format): Likewise.
22779 (i370_single_format): Likewise.
22780 (i370_double_format): Likewise.
22781 (decimal_single_format): Likewise.
22782 (decimal_double_format): Likewise.
22783 (decimal_quad_format): Likewise.
22784 (c4x_single_format): Likewise.
22785 (c4x_extended_format): Likewise.
22786 (real_internal_format): Likewise.
22787 (coldfire_single_format): New real_format.
22788 (coldfire_double_format): Likewise.
22789 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
22790 canonical_nan_lsbs_set.
22791 (pdp11_d_format): Likewise.
22792 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
22793 if TARGET_COLDFIRE_CPU.
22795 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22797 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
22798 (output_call, m68k_legitimize_call_address): Declare.
22799 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
22800 parenthesees. Add support for a 'W' constraint.
22801 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
22802 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
22803 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
22804 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
22806 (override_options): Initialize them. Do not set flag_no_function_cse
22807 for TARGET_ID_SHARED_LIBRARY.
22808 (m68k_output_pic_call): Delete.
22809 (m68k_legitimize_call_address): New function.
22810 (print_operand): Remove the %o prefix. Handle the %p prefix.
22811 (output_call): New function.
22812 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
22813 target address from the GOT if symbolic jumps are not allowed.
22814 * config/m68k/m68k.md (call, general_operand): Do not set
22815 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
22816 Merge separate flag_pic and !flag_pic define_insns into...
22817 (*call, *call_value): ...these new patterns. Match the address
22818 rather than the containing MEM and require it to be a call_operand.
22819 Use output_call to generate the asm template.
22820 * config/m68k/predicates.md (const_call_operand): New predicate.
22821 (call_operand): Likewise.
22823 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22825 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
22826 (STACK_GROWS_DOWNWARD): Define to 1.
22827 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
22828 comments, emphasizing that these values are only defaults.
22829 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
22830 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
22832 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22834 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
22836 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
22837 Richard Sandiford <richard@codesourcery.com>
22839 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
22840 (FP_REGNO_P): New macros.
22841 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
22842 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
22843 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
22844 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
22846 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22848 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22849 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
22851 * config/m68k/t-floatlib: New file, extracting common code from...
22852 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
22853 * config/m68k/t-uclinux: Here.
22854 * config/m68k/fpgnulib.c: Do not compile extendeed precision
22855 routines on ColdFire targets.
22857 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
22859 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
22860 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
22861 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
22862 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
22863 explicitly set MOTOROLA to 1.
22864 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
22866 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22867 Nathan Sidwell <nathan@codesourcery.com>
22869 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
22870 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
22871 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
22872 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
22873 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
22874 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
22875 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
22876 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
22877 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
22878 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22879 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
22880 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
22881 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
22882 (DBX_REGISTER_NUMBER): Delete.
22883 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
22884 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
22885 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
22887 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22889 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
22890 * config/flat.h: New file.
22891 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
22892 OBJECT_FORMAT_FLAT.
22893 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
22894 indirect references for -msep-data or -mid-shared-library.
22895 Do not use PC-relative code addresses either.
22896 * config/m68k/m68k.c (override_options): Restrict -fPIC error
22898 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
22899 for shared libraries and crt1.o for executables. Use crti.o and
22901 (ENDFILE_SPEC): Use crtend.o and crtn.o.
22902 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
22903 Do not add -elf2flt or -shared-lib-id options here.
22904 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
22905 Pass -shared-lib-id if -mid-shared-library, taking the library
22906 identifier from -mshared-library-id if given, otherwise
22908 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
22909 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
22910 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
22911 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
22912 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
22913 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
22915 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
22916 jump sequence for ISA A and ISA A+.
22917 (PICJUMP): Likewise.
22919 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22921 * config.gcc (m68k-*-uclinux*): Base the port on the common
22922 and m68k GNU/Linux files rather than on the generic ELF ones.
22923 * config/m68k/uclinux.h (TARGET_VERSION): Override.
22924 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
22926 2007-01-18 Julian Brown <julian@codesourcery.com>
22927 Richard Sandiford <richard@codesourcery.com>
22929 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
22930 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22931 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
22933 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
22934 80 unconditionally.
22935 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
22937 2007-01-18 Richard Sandiford <richard@codesourcery.com>
22939 * doc/install.texi: Document m68k-uclinuxoldabi.
22940 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
22941 * config/m68k/uclinux-oldabi.h: New file, copied from
22942 config/m68k/uclinux.h.
22944 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
22946 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
22947 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
22948 (m32r_compute_frame_size): Use unsigned for regno.
22949 (m32r_reload_lr): Use gen_frame_mem.
22951 (m32r_output_function_epilogue): Don't output the function epilogue
22953 (m32r_expand_epilogue): New.
22954 (direct_return): Return false if the function has the interrupt
22956 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
22957 * config/m32r/m32r.md (epilogue): New expander.
22958 (return_lr, return_rte): New insns.
22959 (return): Make it expander.
22960 (return_normal): New expander.
22962 2007-01-18 Josh Conner <jconner@apple.com>
22965 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
22966 support for UNLE, UNLT, UNGE, and UNGT.
22968 2007-01-18 Jan Hubicka <jh@suse.cz>
22970 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
22971 * tree-tailcall (add_virtual_phis): Likewise.
22972 (optimize_tail_call): Return TODOs.
22973 (execute_tail_calls): Return TODOs.
22974 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
22975 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
22977 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
22978 Cleanup cfg using TODO.
22979 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
22980 * passes.c (execute_function_todo): When cleanup did something, remove
22982 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
22983 (make_edges): Don't cleanup_cfg.
22985 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
22987 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
22988 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
22989 operate on the top of stack.
22990 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
22991 register handling of instructions that output to the second
22993 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
22994 (move_for_stack_reg): Special-case check for dead destination
22995 stack slot for constant load of 1.0 inside UNSPEC_TAN.
22997 * config/i386/i386.md (UNSPEC_TAN): New constant.
22998 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
22999 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
23000 to correctly model move of constant 1.0 to top stack slot.
23001 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
23002 (unnamed peephole2 pattern): Remove corresponding peephole2
23003 pattern that optimizes tan insn and loading of constant 1.0.
23004 (tanxf2): Use fptanxf4_i387.
23005 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
23006 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
23007 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
23008 disable patterns for SSE math.
23009 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
23010 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
23012 2007-01-18 Dirk Mueller <dmueller@suse.de>
23013 Richard Guenther <rguenther@suse.de>
23016 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
23017 * common.opt (Warray-bounds): Add new warning option.
23018 * c-opts.c (c_common_handle_option): Define -Warray-bounds
23020 * Makefile.in: make tree-vrp.o depend on toplev.h
23021 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
23023 (check_array_refs, check_array_bounds, check_array_ref): New.
23025 2007-01-18 Jan Hubicka <jh@suse.cz>
23027 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
23028 (execute_ssa_ccp): Return flags conditionally.
23029 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
23031 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
23033 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
23035 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
23036 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
23038 * Makefile.c (GTFILES): Add cfglayout.h.
23039 * gengtype.c (open_base_files): Likewise.
23040 * cfglayout.c (cfg_layout_function_footer,
23041 cfg_layout_function_header) Reindent to make gengtype happy.
23042 * cfglayout.h (cfg_layout_function_footer,
23043 cfg_layout_function_header): Add GTY(()) marker.
23045 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
23047 2007-01-18 Ben Elliston <bje@au.ibm.com>
23049 * genautomata.c (write_automata): Include xstrerror output in the
23050 error message if writing the DFA description file fails.
23052 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
23054 * config/mips/mips-protos.h (mips_output_external): Make it
23056 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
23057 * config/mips/mips.c (irix_output_external_libcall): Likewise.
23058 (extern_list): Likewise.
23059 (extern_head): Likewise.
23060 (TARGET_ASM_FILE_END): Likewise.
23061 (mips_file_end): Likewise.
23062 (mips_output_external): Rewritten.
23064 2007-01-18 Ben Elliston <bje@au.ibm.com>
23066 * genpreds.c (write_insn_preds_c): Only write out the function
23067 body for regclass_for_constraint if we have register constraints.
23069 2007-01-17 Tom Tromey <tromey@redhat.com>
23071 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
23072 * doc/install.texi (Testing): Use sourceware.org.
23073 (Binaries): Likewise.
23074 (Specific): Likewise.
23075 * doc/contrib.texi (Contributors): Use sourceware.org.
23077 2007-01-17 Anatoly Sokolov <aesok@post.ru>
23079 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
23080 (AVR_ENHANCED): Rename to ...
23081 (AVR_HAVE_MUL): ... new.
23082 (avr_enhanced_p): Rename to ...
23083 (avr_have_mul_p): ... new.
23084 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
23085 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
23086 * config/avr/avr.c (avr_enhanced_p): Rename to ...
23087 (avr_have_mul_p): ... new.
23088 (base_arch_s): Rename 'enhanced' to 'have_mul'.
23089 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
23090 'avr_enhanced_p' and 'enhanced'.
23091 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
23092 AVR_HAVE_MUL instead of AVR_ENHANCED.
23093 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23094 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
23095 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
23096 instead of AVR_ENHANCED.
23097 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
23098 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
23099 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
23101 2007-01-17 Ian Lance Taylor <iant@google.com>
23103 * vec.h (VEC_reserve_exact): Define.
23104 (vec_gc_p_reserve_exact): Declare.
23105 (vec_gc_o_reserve_exact): Declare.
23106 (vec_heap_p_reserve_exact): Declare.
23107 (vec_heap_o_reserve_exact): Declare.
23108 (VEC_OP (T,A,reserve_exact)): New static inline function, three
23110 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
23111 negative parameter.
23112 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
23113 (VEC_OP (T,A,copy)) [all versions]: Likewise.
23114 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
23115 * vec.c (calculate_allocation): Add exact parameter. Change all
23117 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
23118 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
23119 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
23120 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
23121 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
23122 (vec_heap_p_reserve_exact): New function.
23123 (vec_heap_o_reserve_exact): New function.
23125 2007-01-17 Jan Hubicka <jh@suse.cz>
23127 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
23129 2007-01-17 Eric Christopher <echristo@apple.com>
23131 * config.gcc: Support core2 processor.
23133 2007-01-16 Jan Hubicka <jh@suse.cz>
23135 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
23136 the names, just unlink the chain so we don't crash on dangling
23140 2007-01-16 Jan Hubicka <jh@suse.cz>
23142 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
23143 * tree-pass.h: Reorder to make IPA passes appear toegher.
23144 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
23146 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
23147 parameters, do not call early inliner.
23148 * ipa-inline.c: Update comments. Include tree-flow.h
23149 (cgraph_decide_inlining): Do not compute inlining parameters.
23150 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
23151 be called with function context set up.
23152 (pass_ipa_inline): Remove unreachable functions before pass.
23153 (cgraph_early_inlining): Simplify assuming to be called from the
23155 (pass_early_inline): New pass.
23156 (cgraph_gate_ipa_early_inlining): New gate.
23157 (pass_ipa_early_inline): Turn into simple wrapper.
23158 (compute_inline_parameters): New function.
23159 (gate_inline_passes): New gate.
23160 (pass_inline_parameters): New pass.
23161 (apply_inline): Move here from tree-optimize.c
23162 (pass_apply_inline): New pass.
23163 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
23165 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
23166 doing them by hand.
23167 (tree_function_versioning): Do not allocate dummy struct function.
23168 * tree-inline.h (optimize_inline_calls): Update prototype.
23169 * tree-optimize.c (execute_fixup_cfg): Export.
23170 (pass_fixup_cfg): Remove
23171 (tree_rest_of_compilation): Do not apply inlines.
23172 * tree-flow.h (execute_fixup_cfg): Declare.
23173 * Makefile.in (gt-passes.c): New.
23174 * passes.c: Include gt-passes.h
23175 (init_optimization_passes): New passes.
23176 (nnodes, order): New static vars.
23177 (do_per_function_toporder): New function.
23178 (execute_one_pass): Dump current pass here.
23179 (execute_ipa_pass_list): Don't dump current pass here.
23181 2007-01-16 Janis Johnson <janis187@us.ibm.com>
23183 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
23184 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
23186 2007-01-16 David Edelsohn <edelsohn@gnu.org>
23188 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
23189 (strong_alias): Define.
23190 (__gcc_qmul): Provide non-FMA for soft-float.
23191 (__gcc_qdiv): Same.
23196 (__gcc_qunord): New.
23206 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
23207 soft-float functions.
23208 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
23209 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
23210 about long double soft float.
23212 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
23213 Tehila Meyzels <tehila@il.ibm.com>
23215 * tree-vectorizer.h (is_pattern_stmt_p): New.
23216 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
23217 formatting (tabs instead of spaces). Cleanup and clarify setting
23218 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
23219 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
23220 (vectorizable_type_demotion): Check that types are integral.
23221 (vectorizable_type_promotion): Likewise.
23222 (vectorizable_store): Fix typo. Eliminate new-line at end of
23225 2007-01-16 Jan Hubicka <jh@suse.cz>
23227 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
23230 2007-01-15 Eric Christopher <echristo@apple.com>
23232 * ifcvt.c: Include vec.h, vecprim.h.
23233 (check_cond_move_block): New argument regs.
23234 Reorganize. Add registers used to regs.
23235 (cond_move_process_if_block): Use regs set above as
23238 2007-01-15 Eric Christopher <echristo@apple.com>
23240 * config/darwin.h: Update copyright.
23241 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
23242 (LINK_COMMAND_SPEC): Add -u.
23243 (LINK_SPEC): Fix umbrella for above.
23245 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
23247 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
23250 2007-01-15 Tom Tromey <tromey@redhat.com>
23252 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
23253 * doc/install.texi (Testing): Don't mention jacks.
23254 (Configuration): Document --enable-java-maintainer-mode. Move
23255 --with-java-home to libgcj-specific section. Document
23257 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
23259 2007-01-15 Jan Hubicka <jh@suse.cz>
23261 * tree-ssa-dce.c (DCE_TODOs): New.
23262 (propagate_necessity): Return if something changed.
23263 (eliminate_unnecessary_stmts): Likewise.
23264 (perform_tree_ssa_dce): Return TODO flags when needed.
23265 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
23267 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
23269 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
23270 (fyl2x_extend<mode>xf3_i387): New insn pattern.
23271 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
23272 patterns using X87MODEF12 mode macro. Extend operand 1
23273 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
23274 (log10<mode>2): Ditto.
23275 (log2<mode>2): Ditto.
23276 (log1p<mode>2): Ditto.
23277 (logb<mode>2): Ditto.
23278 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
23279 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
23280 (*fxtractxf3_i387): Rename from *fxtractxf3.
23281 (fxtract_extend<mode>xf3_i387): New insn pattern.
23282 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
23283 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
23284 and gen_fyl2xxf3_i387().
23286 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
23288 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
23289 * cfgloopmanip.c (fix_loop_placement): Made static. Use
23290 get_loop_exit_edges. Changed return type to bool.
23291 * cfgloop.h (fix_loop_placement): Declaration removed.
23293 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
23295 * param.h (MIN_VECT_LOOP_BOUND): New.
23296 * params.def (MIN_VECT_LOOP_BOUND): New.
23297 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
23298 argument - minimum threshold for number of iterations.
23299 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
23300 argument to declaration.
23301 * tree-vect-analyze.c (vect_analyze_operations): Check value of
23302 MIN_VECT_LOOP_BOUND.
23303 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
23304 slpeel_tree_peel_loop_to_edge with additional argument.
23305 (vect_do_peeling_for_alignment): Likewise.
23306 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
23308 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
23311 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
23312 operands of size 1.
23314 2007-01-14 Jan Hubicka <jh@suse.cz>
23316 * tree-dfa.c (remove_referenced_var): New function.
23317 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
23318 prune referenced vars list too.
23319 * tree-flow.h (remove_referenced_var): Declare.
23321 2007-01-14 Jan Hubicka <jh@suse.cz>
23323 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
23325 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
23326 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
23327 * except.h (verify_eh_throw_table_statements): Kill prototype.
23328 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
23329 into call exrepssions.
23330 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
23332 * tree-cfg.c: Include pointer-set.h.
23333 (verify_node_sharing): Work on pointer set.
23334 (verify_eh_throw_stmt_node): New.
23335 (verify_stmts): Use pointers sets, verify throw_stmt.
23337 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
23339 * ipa-reference.c (analyze_function): Consider also addresses taken
23342 2007-01-12 Roger Sayle <roger@eyesopen.com>
23344 * c-typeck.c (null_pointer_constant_p): Replace use of
23345 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23346 (build_c_cast): Likewise.
23348 2007-01-12 Roger Sayle <roger@eyesopen.com>
23350 * tree.h (force_fit_type_double): Remove unused final argument.
23351 * c-common.c (constant_expression_warning): Replace use of
23352 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23353 (convert_and_check): Likewise.
23354 (shorten_compare): Update call to force_fit_type_double.
23355 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
23356 * convert.c (convert_to_pointer): Update call to
23357 force_fit_type_double.
23358 * fold-const.c (force_fit_type_double): Remove overflowed_const
23360 (int_const_binop, fold_convert_const_int_from_int,
23361 fold_convert_const_int_from_real, fold_div_compare,
23362 fold_sign_changed_comparison, fold_unary, fold_negate_const,
23363 fold_abs_const, fold_not_const): Remove the final argument from
23364 calls to force_fit_type_double.
23366 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
23368 * configure.ac: Set insn to "nop" for spu-*-* also.
23369 * configure: Regenerate.
23371 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
23373 * builtins.def : Add BUILT_IN_FREE.
23375 2007-01-12 Jan Hubicka <jh@suse.cz>
23377 PR tree-optimization/30443
23378 * tree-inline.c (tree_function_versioning): Do not optimize when
23379 cloning for inlining.
23381 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
23383 * doc/loop.texi: Document recording of loop exits.
23384 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
23385 (update_single_exits_after_duplication,
23386 update_single_exit_for_duplicated_loop,
23387 update_single_exit_for_duplicated_loops): Removed.
23388 (duplicate_loop_to_header_edge): Do not call
23389 update_single_exits_after_duplication and
23390 update_single_exit_for_duplicated_loops.
23391 (loop_version): Do not update single_exit information.
23392 (fix_loop_structure): Use record_loop_exits instead of
23393 mark_single_exit_loops.
23394 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
23395 the lists of loop exits.
23396 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
23397 split_edge, merge_blocks): Update the lists of loop exits.
23398 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
23399 loop_optimizer_init.
23400 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
23401 of mark_single_exit_loops.
23402 (loop_optimizer_finalize): Call release_recorded_exits.
23403 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
23404 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
23405 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
23406 update single exit information.
23407 * lambda-code.c (perfect_nestify): Ditto.
23408 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
23409 (mark_single_exit_loops): Removed.
23410 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
23411 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
23412 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
23414 (get_loop_exit_edges, single_exit): Use recorded exit lists.
23415 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
23416 (verify_loop_structure): Verify consistency of the exit lists.
23417 (flow_loops_find): Use alloc_loop. Initialize exits hash.
23418 (set_single_exit): Removed.
23419 * cfgloop.h (struct loop_exit): New function.
23420 (struct loop): single_exit_ field replaced by exits field.
23421 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
23422 LOOPS_HAVE_RECORDED_EXITS.
23423 (struct loops): Added exits hash.
23424 (mark_single_exit_loops, set_single_exit): Declaration removed.
23425 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
23427 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23429 * doc/invoke.texi: Avoid use of @headitem.
23431 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23433 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
23435 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23437 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
23440 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23441 Richard Sandiford <richard@codesourcery.com>
23443 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
23444 * config/m68k/m68k.opt: Resort options.
23445 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
23447 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23448 Richard Sandiford <richard@codesourcery.com>
23450 * doc/invoke.texi: Document the macros that are defined by
23451 m68k's -mtune and -mhard-float options.
23452 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
23453 (m68k_cpp_cpu_family): Likewise.
23454 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
23455 of __ucfv*__ macros. Define __mcffpu__ if generating code for
23456 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
23457 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
23458 (m68k_cpp_cpu_family): Likewise.
23460 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23462 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
23463 macros besides mc68000 as tuning macros. Use a switch statement
23464 to set them and mcpu32.
23466 2007-01-12 Julian Brown <julian@codesourcery.com>
23468 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
23469 (TARGET_68040_ONLY): Rename to...
23470 (TARGET_68040): ...this.
23471 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
23472 * config/m68k/m68k.md: Likewise.
23474 2007-01-12 Julian Brown <julian@codesourcery.com>
23475 Nathan Sidwell <nathan@codesourcery.com>
23476 Richard Sandiford <richard@codesourcery.com>
23478 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
23479 the -mcpu= argument associated with the --with-cpu setting.
23480 Define M68K_DEFAULT_TUNE to the default -mtune= option,
23481 if different from the one implied by the -mcpu setting.
23482 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
23483 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
23484 * doc/invoke.texi: Mention ColdFire in the introduction to the
23485 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
23486 -mno-div and -mhard-float options. Make -m68881 a synonym for
23487 -mhard-float. Document the previously-undocumented -m5206e,
23488 -m528x, -m5307 and -m5407 options. Tweak the existing option
23489 documentation for consistency.
23490 * doc/install.texi: Mention new --with-cpu arguments.
23491 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
23492 default CPU if neither -mcpu nor -march are specified.
23493 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
23494 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
23495 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
23496 using m68k_tune to decide between families that implement the
23497 same ISA. Use m68k_tune to set __mcfv4e__.
23498 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
23499 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
23500 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
23501 (FL_ISA_C, FL_ISA_MMU): New macros.
23502 (MASK_COLDFIRE): Delete.
23503 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
23504 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
23505 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
23506 (TARGET_HARD_FLOAT): Do not define here.
23507 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
23508 (TUNE_68000): New macro.
23509 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
23510 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
23511 (TUNE_CFV2): Redefine in terms of m68k_tune.
23512 (uarch_type, target_device, fpu_type): New enums.
23513 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
23514 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
23515 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
23516 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
23517 (FL_FOR_isa_c): New macros.
23518 (m68k_isa): New enum.
23519 (m68k_target_selection): New structure.
23520 (all_devices, all_isas, all_microarchs): New tables.
23521 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
23522 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
23523 (MASK_ALL_CPU_BITS): Delete.
23524 (m68k_find_selection): New function.
23525 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
23526 Map the legacy target options to a combination of the new ones.
23527 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
23528 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
23529 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
23531 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
23532 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
23534 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
23535 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
23536 * config/m68k/m68k-devices.def: New file.
23538 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23539 Nathan Sidwell <nathan@codesourcery.com>
23541 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
23542 (SUBTARGET_EXTRA_SPECS): New macros.
23543 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
23544 use %(asm_cpu_spec) instead.
23545 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
23546 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
23547 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
23548 (EXTRA_SPECS): Rename to...
23549 (SUBTARGET_EXTRA_SPECS): ...this.
23551 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
23552 Richard Sandiford <richard@codesourcery.com>
23553 Julian Brown <julian@codesourcery.com>
23555 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
23556 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
23557 to the configuration's default CPU.
23558 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
23559 Remove default masks.
23560 (m680[012]0-*-*): Set the default with_cpu to the first part of
23562 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
23563 (m68k*-*-linux): Extend the --with-cpu handling to...
23564 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
23565 and m68010. Don't set target_cpu_default2.
23566 * doc/install.texi: Document --with-cpu for m68k.
23567 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
23568 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
23569 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
23570 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
23571 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
23572 (ASM_SPEC): Remove use of %(asm_cpu_default).
23573 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
23574 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
23575 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
23576 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
23577 __HAVE_FPU__ if TARGET_HARD_FLOAT.
23578 (TARGET_DEFAULT): Delete.
23579 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
23580 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
23581 (CPP_CPU_SPEC): Delete.
23582 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
23583 the appropriate string.
23584 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
23585 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
23586 (ASM_SPEC): Don't use %(asm_default_spec).
23587 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
23588 TARGET_DEFAULT and add MASK_68881.
23589 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
23591 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23593 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
23594 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
23595 MASK_68010 alongside MASK_68020.
23596 * doc/invoke.texi: Document -m68010.
23597 * config/m68k/m68k.opt (m68010): New.
23598 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
23600 (TUNE_68010): New macro.
23601 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
23602 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
23603 (M68K_CPU_m68332): Add MASK_68010.
23604 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
23605 fallback definition.
23606 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
23608 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
23609 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
23610 to all entries that use MASK_68020.
23611 (output_move_simode_const, output_move_himode, output_move_qimode)
23612 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
23613 instead of TARGET_68020 to select clr behavior. Remove comment
23614 about there being no TARGET_68010.
23615 * config/m68k/m68k.md: Likewise throughout.
23617 2007-01-12 Julian Brown <julian@codesourcery.com>
23619 * config/m68k/m68k.h (TARGET_ISAB): New macro.
23620 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
23621 * config/m68k/m68k.md: Likewise.
23623 2007-01-12 Julian Brown <julian@codesourcery.com>
23625 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
23626 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
23628 2007-01-12 Julian Brown <julian@codesourcery.com>
23630 * config/m68k/m68k.h (TUNE_68040_60): New macro.
23631 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
23632 * config/m68k/m68k.md: Likewise.
23634 2007-01-12 Julian Brown <julian@codesourcery.com>
23635 Richard Sandiford <richard@codesourcery.com>
23637 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
23638 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
23639 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
23641 (TARGET_CPU32): Rename to...
23642 (TUNE_CPU32): ...this.
23643 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
23644 (TUNE_CFV2): New macros.
23645 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
23646 remove conditions that are implied by TARGET_68020.
23647 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
23648 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
23649 (m68k_output_function_epilogue): Likewise.
23650 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
23651 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
23652 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
23653 non-68000 timings. Refactor multiplication and division costs.
23654 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
23655 TUNE_CPU32 instead of TARGET_CPU32.
23656 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
23657 and TUNE_68060 instead of TARGET_68060.
23658 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
23659 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
23661 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
23662 && !TARGET_COLDFIRE" to choose between moveq and clr.
23663 Likewise in the unnamed movsf pattern.
23664 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
23665 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
23668 2007-01-12 Richard Sandiford <richard@codesourcery.com>
23670 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
23671 of tabbing before backslashes.
23673 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23675 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
23676 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
23677 (ASM_OUTPUT_INTERNAL_LABEL): Define.
23679 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23681 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
23682 find_interesting_uses_cond.
23683 (find_interesting_uses_cond): Use extract_cond_operands.
23684 (rewrite_use_compare): Use extract_cond_operands and
23685 force_gimple_operand_bsi. Do not call update_stmt.
23686 (determine_use_iv_cost_condition): Use extract_cond_operands.
23687 Return cheaper of using original bound and changing the exit bound.
23689 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
23691 PR tree-optimization/29516
23692 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
23693 most_expensive_mult_to_index, addr_to_parts,
23694 create_mem_ref, maybe_fold_tmr): Make the type of
23695 fields of TARGET_MEM_REF sizetype.
23696 (move_fixed_address_to_symbol, move_pointer_to_base):
23698 * tree.def (TARGET_MEM_REF): Add comment on types of
23701 2007-01-11 Joseph Myers <joseph@codesourcery.com>
23703 * c-common.c (vector_types_convertible_p): Treat opaque types as
23704 always convertible if they have the same size, but not otherwise.
23706 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
23708 * ifcvt.c (struct noce_if_info): Add comments to the fields.
23709 Remove the b_unconditional field.
23710 (noce_try_sign_mask): Do not look at b_unconditional.
23711 (noce_process_if_block): Do not use merge_if_blocks. Update
23712 the CFG here. Do not set b_unconditional.
23713 (cond_move_process_if_block): Likewise.
23714 (find_cond_trap): Likewise.
23715 (check_cond_move_block): Require simple jump insns at the end
23716 of the basic block.
23718 2007-01-11 Jan Hubicka <jh@suse.cz>
23720 PR tree-optimization/1046
23721 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
23722 when alias info is not ready.
23723 (pass_tail_recursion): Do not require aliasing.
23724 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
23725 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
23726 * tree-ssa-copy.c (pass_copy_prop): Likewise.
23727 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
23728 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
23729 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
23730 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
23732 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
23733 When aliasing is not build, mark statement as volatile.
23735 2007-01-11 Tom Tromey <tromey@redhat.com>
23737 PR preprocessor/15185, PR preprocessor/20989:
23738 * doc/cppopts.texi <-MT>: Update description of algorithm for
23739 computing default target.
23740 <-M, -MD>: Reword "basename" text.
23742 2007-01-11 Roger Sayle <roger@eyesopen.com>
23744 * builtins.c (expand_builtin_pow, expand_builtin_powi,
23745 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
23746 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
23747 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
23748 fold_builtin_bswap, real_constp, fold_builtin_pow,
23749 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
23750 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
23751 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
23752 * convert.c (convert_to_pointer): Likewise.
23753 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
23754 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
23755 const_binop, fold_convert_const_int_from_int,
23756 fold_convert_const_int_from_real,
23757 fold_convert_const_real_from_real, sign_bit_p,
23758 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
23759 fold_sign_changed_comparison, fold_unary, fold_comparison,
23760 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
23761 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
23762 * print-tree.c (print_node_brief, print_node): Likewise.
23763 * stor-layout.c (place_field, layout_type): Likewise.
23764 * tree-chrec.c (keep_cast): Likewise.
23765 * tree.c (build_vector, build_real, build_real_from_int_cst,
23766 build_complex): Likewise.
23768 2007-01-11 Roger Sayle <roger@eyesopen.com>
23770 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
23771 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
23773 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
23775 * configure.ac (strict1_warn): Rename to strict_warn.
23776 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
23777 cc_set_by_configure, quoted_cc_set_by_configure,
23778 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
23779 all_boot_languages, all_stagestuff): Remove.
23780 (target_list): Remove bootstrap targets.
23781 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
23782 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
23783 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
23784 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
23785 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
23786 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
23787 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
23788 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
23789 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
23790 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
23791 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
23792 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
23793 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
23794 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
23795 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
23796 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
23797 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
23798 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
23799 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
23800 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
23801 (mostlyclean): Adjust.
23802 (clean, distclean): Don't mention bootstrap stuff.
23803 * configure: Regenerate.
23804 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
23805 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
23806 treelang/config-lang.in (stagestuff): Remove.
23807 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
23808 stageprofile, stagefeedback, stagestuff): Remove mention.
23810 2007-01-11 Nick Clifton <nickc@redhat.com>
23812 * config/mcore/predicates.md (mcore_general_movesrc_operand):
23814 (mcore_general_movdst_operand): Do not accept CONST_INTs.
23815 (mcore_arith_K_S_operand): Run the test for the S constraint not
23816 the test for the M constraint.
23817 (mcore_addsub_operand): Do not accept integer values that are
23818 larger than 32 bits.
23819 * config/mcore/mcore.md: Remove unused constraints from split.
23820 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
23821 (addsi3): Likewise.
23822 (allocate_stack): Likewise.
23823 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
23824 operands to 32 bits.
23825 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
23827 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
23828 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
23829 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
23830 mcore_output_bclri, mcore_output_andn, output_inline_const,
23831 mcore_output_move, mcore_output_movedouble): Likewise.
23832 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
23833 (output_inline_const): Likewise.
23834 (output_inline_const): Fix format strings used in sprintf
23836 * config/mcore/mcore-protos.h: Update prototypes for changed
23837 functions in mcore.c.
23838 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
23839 HOST_WIDE_INT and not int.
23840 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
23841 CONST_OK_FOR_N): Likewise.
23842 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
23843 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
23846 2007-01-10 Jan Hubicka <jh@suse.cz>
23848 * tree-vrp.c (remove_range_assertions): Release defs.
23849 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
23850 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
23852 2007-01-10 Paul Brook <paul@codesourcery.com>
23854 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
23855 * config/arm/arm.md (mulsi3subsi): New insn.
23857 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
23859 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
23860 (tree_transform_and_unroll_loop): New.
23861 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
23864 2007-01-10 Robert Kennedy <jimbob@google.com>
23866 * fold-const.c (fold_comparison): Fold comparisons like (x *
23867 1000 < 0) to (x < 0).
23869 2007-01-10 Ian Lance Taylor <iant@google.com>
23871 * tree-pretty-print.c (dump_generic_node): Print parentheses when
23872 operands have the same priority.
23874 2007-01-10 Tom Tromey <tromey@redhat.com>
23876 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
23877 (fold_binary): Likewise.
23878 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
23879 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
23880 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
23881 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
23882 * langhooks.h (struct lang_hooks): Removed field
23883 'can_use_bit_fields_p'.
23885 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
23887 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
23889 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
23891 * function.c (get_last_funcdef_no): New function.
23892 * function.h (get_last_funcdef_no): Declare.
23893 * tree-inline.c (initialize_cfun): Add initialization.
23894 (tree_function_versioning): Cleanup.
23896 2007-01-10 Jan Hubicka <jh@suse.cz>
23898 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
23901 2007-01-10 Sa Liu <saliu@de.ibm.com>
23902 Ben Elliston <bje@au.ibm.com>
23904 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
23905 for SAVE_NONLOCAL and Pmode for any other save level.
23906 * spu-protos.h (spu_restore_stack_block): Declare.
23907 * spu.md (save_stack_block): Remove.
23908 (restore_stack_block): Call spu_restore_stack_block.
23909 * spu.c (spu_restore_stack_block): New function.
23910 (spu_expand_epilogue): Remove old comment.
23912 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
23914 PR tree-optimization/30322
23915 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
23916 (cand_value_at): Return the value as aff_tree.
23917 (may_eliminate_iv): Convert the bound from aff_tree to tree.
23918 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
23919 aff_combination_mult): New functions.
23920 (aff_combination_add): Use aff_combination_add_cst.
23921 (aff_combination_convert): Allow conversions to a wider type.
23922 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
23923 * tree-affine.h (aff_combination_mult): Declare.
23925 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
23927 * doc/tm.texi: Update documentation to reflect reality of exec
23928 and start file search behaviours. Update copyright year.
23929 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
23930 header file directories.
23932 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
23934 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
23935 (*cosxf2): Rename to cosxf2_i387.
23936 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
23937 using X87MODEF12 mode macro. Rename patterns to
23938 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
23940 (*cosdf2, *cossf2): Ditto.
23941 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
23942 to match extended input operands.
23943 (sincos<mode>3): New expander.
23944 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
23945 insn patterns and corresponding splitters.
23947 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
23949 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
23950 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
23952 2007-01-09 Nicolas Pitre <nico@cam.org>
23955 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
23957 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23959 * target.h (struct gcc_target): New field library_rtti_comdat.
23960 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
23961 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
23962 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
23963 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
23965 2007-01-08 Geoffrey Keating <geoffk@apple.com>
23967 * doc/invoke.texi (Optimize Options): Correct description of -O0.
23969 2007-01-08 Richard Guenther <rguenther@suse.de>
23971 * tree.h (force_fit_type_double): Export.
23972 (force_fit_type): Remove.
23973 * fold-const.c (force_fit_type_double): New function.
23974 (force_fit_type): Remove.
23975 (int_const_binop): Use it.
23976 (fold_convert_const_int_from_int): Likewise.
23977 (fold_convert_const_int_from_real): Likewise.
23978 (fold_div_compare): Likewise.
23979 (fold_sign_changed_comparison): Likewise.
23980 (fold_unary): Likewise.
23981 (fold_negate_const): Likewise.
23982 (fold_abs_const): Likewise.
23983 (fold_not_const): Likewise.
23984 * c-common.c (shorten_compare): Use force_fit_type_double.
23985 * convert.c (convert_to_pointer): Likewise.
23987 2007-01-08 Richard Guenther <rguenther@suse.de>
23989 * tree.h (build_int_cst_wide_type): Export.
23990 * tree.c (build_int_cst_wide_type): New function.
23991 (build_int_cst_wide): Fix comment.
23992 * builtins.c (fold_builtin_object_size): Use build_int_cst
23993 to build -1 or 0 of the correct type. Use fit_double_type
23994 to check for overflow.
23995 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
23997 (decode_field_reference): Likewise.
23998 (all_ones_mask_p): Likewise.
23999 (native_interpret_int): Use build_int_cst_wide_type.
24000 (fold_binary): Use build_int_cst_type to build an all-ones
24002 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
24004 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
24006 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
24008 2007-01-09 Ben Elliston <bje@au.ibm.com>
24010 * genautomata.c (STATS_OPTION): New option.
24011 (stats_flag): New flag.
24012 (gen_automata_option): Handle it.
24013 (initiate_automaton_gen): Ditto.
24014 (write_automata): Output statistics only if stats_flag is
24015 set. Likewise, output time statistics only if time_flag is set.
24016 * doc/md.texi (Processor pipeline description): Document new flag.
24018 2007-01-08 Richard Guenther <rguenther@suse.de>
24020 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
24021 * tree.c (build_int_cst_type): Likewise.
24022 (size_in_bytes): Don't call force_fit_type on the result.
24023 (int_fits_type_p): Use fit_double_type.
24024 * fold-const.c (fit_double_type): New function.
24025 (force_fit_type): Use it.
24026 * tree.h (fit_double_type): Export.
24028 2007-01-08 Jan Hubicka <jh@suse.cz>
24030 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
24031 * ipa.c (function_and_variable_visibility): Fix return type.
24033 2007-01-08 Richard Guenther <rguenther@suse.de>
24035 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
24036 of offset to build the index.
24037 * tree-pretty-print.c (dump_generic_node): Don't build negated
24038 const just for printing.
24039 * c-pretty-print.c (pp_c_integer_constant): Likewise.
24040 * builtins.c (fold_builtin_int_roundingfn): Check if result
24041 fits the type by using force_fit_type and comparing the result.
24042 * predict.c (predict_loops): Use compare_tree_int for comparison.
24043 * tree.c (build_int_cst): Fall back to integer_type_node for
24045 (build_int_cst_wide): Assert type is non-null.
24047 2007-01-08 Roberto Costa <roberto.costa@st.com>
24049 * tree-vrp.c (extract_range_from_cond_expr): New.
24050 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
24051 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
24053 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
24054 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
24055 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
24056 used as expressions.
24057 * tree-object-size.c (cond_expr_object_size): New.
24058 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
24060 2007-01-08 Jan Hubicka <jh@suse.cz>
24062 * tree-ssa-forwprop.c (forward_propagate_into_cond,
24063 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
24066 2007-01-08 Richard Guenther <rguenther@suse.de>
24068 PR tree-optimization/23603
24069 * tree-vrp.c (set_value_range_to_truthvalue): New function.
24070 (extract_range_from_binary): Fall back to truthvalue instead of
24071 varying for TRUTH_*_EXPR.
24072 (extract_range_from_comparison): Fall back to truthvalue instead of
24074 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
24075 if all visited PHI values were constant.
24077 2007-01-08 Jan Hubicka <jh@suse.cz>
24079 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
24080 (cgraph_analyze_function): break out from ...
24081 (cgraph_finalize_compilation_unit): ... here.
24082 (cgraph_expand_function): Remove forgoten commented out line.
24083 (cgraph_optimize): Analyze functions.
24085 2007-01-08 Jan Hubicka <jh@suse.cz>
24087 * tree-pas.h (TODO_remove_function): New flag.
24088 (TODO_update*): Renumber.
24089 (pass_ipa_increase_alignment,
24090 pass_ipa_function_and_variable_visibility): New passes.
24091 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
24092 (cgraph_function_and_variable_visibility): Move to ipa.c
24093 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
24094 cgraph_increase_alignment.
24095 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
24096 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
24097 calling tree-inline.
24098 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
24099 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
24100 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
24101 (gate_increase_alignment): New function.
24102 (pass_ipa_increase_alignment): New pass.
24103 * ipa.c: Inline tree-pass.h and timevar.h
24104 (function_and_variable_visibility): Move here from cgraphunit.c
24105 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
24106 * passes.c (init_optimization_passes): Add the two new passes.
24107 (execute_todo): Handle cgraph_remove_functions.
24109 2007-01-08 Nick Clifton <nickc@redhat.com>
24111 * config/frv/predicates.md (reg_or_0_operand): Accept
24114 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
24116 * config/bfin/rtems.h, config/bfin/t-rtems: New.
24117 * config.gcc: Add bfin*-rtems*.
24119 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24121 * c.opt: Add -flax-vector-conversions.
24122 * c-typeck.c (convert_for_assignment): Pass flag to
24123 vector_types_convertible_p to allow emission of note.
24124 (digest_init): Likewise.
24125 * c-opts.c: Handle -flax-vector-conversions.
24126 * c-common.c (flag_lax_vector_conversions): New.
24127 (vector_types_convertible_p): Unless -flax-vector conversions
24128 has been passed, disallow conversions between vectors with
24129 differing numbers of subparts and/or element types. If such
24130 a conversion is disallowed, possibly emit a note on the first
24131 occasion only to inform the user of -flax-vector-conversions.
24132 The new last argument specifies this.
24133 * c-common.h (flag_lax_vector_conversions): New.
24134 (vector_types_convertible_p): Add extra argument.
24135 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
24136 char_type_node for V*QI type vectors.
24137 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
24138 Update to satisfy new typechecking rules.
24139 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
24140 C and C++ variants.
24141 * doc/invoke.texi (C Dialect Options): Document
24142 -flax-vector-conversions.
24144 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
24146 PR tree-optimization/29877
24147 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
24148 a register variable on the RHS to not be replaceable.
24150 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
24151 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
24152 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
24153 const_simm15, const_pow2, const_npow2): Added.
24154 * config/score/misc.md (insv, extv, extzv, movmemsi,
24155 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
24156 * config/score/score.c (score_address_cost, score_select_cc_mode):
24158 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
24159 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
24160 Update score_print_operand.
24161 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
24162 Adjust register allocate order and update some macro define.
24163 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
24164 mdx_block_move_straight, mdx_block_move_loop_head,
24165 mdx_block_move_loop_body, mdx_block_move_loop_foot,
24166 mdx_block_move_loop, mdx_block_move): Added.
24167 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
24168 mdp_limm): Updated and fix some bug and typo.
24169 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
24170 (movsf, movdf, doloop_end): Added.
24172 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
24174 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
24175 config/arm/thumb2.md: Fix comment typos.
24176 * doc/extend.texi: Fix a typo.
24178 2007-01-07 Eric Christopher <echristo@apple.com>
24180 * configure.ac: Check for __stack_chk_fail for darwin.
24181 * configure: Regenerate.
24183 2007-01-07 Richard Guenther <rguenther@suse.de>
24185 * tree-vrp.c (extract_range_from_assert): CSE calls to
24186 compare_values where possible.
24187 (extract_range_from_unary_expr): Likewise.
24189 2007-01-07 Anatoly Sokolov <aesok@post.ru>
24191 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
24192 * config/avr/avr.c (call_insn_operand): Delete function.
24193 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
24194 instead of register number. Use predicates.
24195 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
24196 call_insn_operand): Add.
24198 2007-01-06 Jan Hubicka <jh@suse.cz>
24200 * tree-pass.h (pass_build_cgraph_edges): Declare.
24201 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
24202 (visited_nodes): Remove.
24203 (cgraph_create_edges): Move to cgraphbuild.c; rename to
24204 build_cgrpah_edges; make visited_nodes local.
24205 (cgraph_process_new_functions): DO not call initialize_inline_failed.
24206 (record_references_in_initializer): Move to cgraphbuild.c
24207 (initialize_inline_failed, rebuild_cgraph_edges,
24208 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
24209 (verify_cgraph_node): Make visited_nodes local.
24210 (cgraph_analyze_function): Do not call cgraph_create_edges and
24211 initialize_inline_failed.
24212 (cgraph_expand_function): Do not call cgraph_lower_function;
24213 assert that function is already lowered.
24214 * Makefile.in (cgraphbuild.o): New.
24215 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
24216 at the end of lowering passes.
24218 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
24220 * ifcvt.c (cond_move_convert_if_block): New function, code
24221 factored out from...
24222 (cond_move_process_if_block): ...here. Call the new function
24223 on the THEN and ELSE blocks.
24224 (merge_if_block): Do not copy global_live_at_end, merge_blocks
24225 already takes care of this.
24227 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24230 * tree.h (TREE_OVERFLOW_P): New.
24231 * c-typeck.c (parser_build_unary_op): Warn only if result
24232 overflowed and operands did not.
24233 (parser_build_binary_op): Likewise.
24234 (convert_for_assignment): Remove redundant overflow_warning.
24235 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
24237 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24239 * c-typeck.c (store_init_value): Split over two lines to follow
24240 the GNU coding style.
24242 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
24244 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
24245 __GXX_EXPERIMENTAL_CXX0X__.
24246 * doc/cpp.texi: Same.
24248 2007-01-05 Richard Guenther <rguenther@suse.de>
24250 PR middle-end/27826
24251 * tree.c (get_narrower): Do not construct COMPONENT_REFs
24252 with mismatched types. Instead explicitly build a
24253 conversion NOP_EXPR.
24255 2007-01-05 Ian Lance Taylor <iant@google.com>
24257 * c-common.c (decl_with_nonnull_addr_p): New function.
24258 (c_common_truthvalue_conversion): Call it.
24259 * c-typeck.c (build_binary_op): Likewise.
24260 * c-common.h (decl_with_nonnull_addr_p): Declare.
24262 2007-01-05 Jakub Jelinek <jakub@redhat.com>
24265 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
24268 2007-01-05 Joel Brobecker <brobecker@adacore.com>
24270 * doc/install.texi (Final install): Document the fact that
24271 the GNAT runtime should not be stripped.
24273 2007-01-04 Jan Hubicka <jh@suse.cz>
24275 * tree-inline.c (fold_marked_statements): Update operand caches
24276 and EH after folding
24278 2007-01-04 Ian Lance Taylor <iant@google.com>
24280 * c-common.c (check_function_nonnull): Whitespace fix.
24282 2007-01-04 Jan Hubicka <jh@suse.cz>
24284 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
24285 comitted older version of patch.
24286 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
24287 function, celanup cfg and collect garbage.
24289 2007-01-04 Mike Stump <mrs@apple.com>
24291 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
24294 2007-01-04 Eric Christopher <echristo@apple.com>
24296 * libgcc2.c (__bswapsi2): Use SItype.
24297 (__bswapdi2): Use DItype.
24298 * libgcc2.h: Update for above.
24300 2007-01-04 Paul Brook <paul@codesourcery.com>
24302 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
24303 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
24304 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
24305 umulsidi3, umulsidi3adddi, smulsi3_highpart,
24306 umulsi3_highpart): Make conditional on !arm_arch6.
24307 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
24308 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
24309 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
24310 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
24311 umulsi3_highpart_v6): New insns.
24313 2007-01-04 Roger Sayle <roger@eyesopen.com>
24315 * fold-const.c (fold_convert): When casting an expression to void,
24316 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
24317 have a type. Instead of attempting to build a NOP_EXPR, return
24318 these "special" trees directly.
24320 2007-01-04 Joseph Myers <joseph@codesourcery.com>
24322 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
24323 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
24324 rs6000_cost->fp not 0 as adjustment for outer NEG.
24326 2007-01-04 Jan Hubicka <jh@suse.cz>
24328 * cgraph.c (cgraph_release_function_body): New function.
24329 (cgraph_remove_node): Use it.
24330 * cgraph.h (cgraph_release_function_body): Declare.
24331 * cgraphunit.c (cgraph_expand_function): Use it.
24332 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
24333 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
24334 is initialized and while compilation of other function is running.
24335 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
24336 statement CFG annotations from here to ...
24337 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
24339 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
24341 * cfgloop.h (enum li_flags): Make the constants powers of two.
24343 2007-01-04 Jan Hubicka <jh@suse.cz>
24345 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
24347 (fold_marked_statements): New function.
24348 (optimize_inline_calls, tree_function_versioning): Fold new statements.
24349 * tree-inline.h (copy_body_data): Add statements_to_fold.
24351 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
24353 * config.gcc: Mention libgcc/config.host.
24354 * Makefile.in: Update comments mentioning libgcc.
24355 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
24356 (all.cross, start.encap, rest.encap, rest.cross): Update
24357 dependencies for libgcc move.
24358 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
24359 (clean-target, clean-target-libgcc): Delete.
24360 (srcdirify, GCC_EXTRA_PARTS): New macros.
24361 (libgcc-support, libgcc.mvars): New rules.
24362 (distclean): Remove mention of mklibgcc.
24363 (install): Don't reference INSTALL_LIBGCC.
24364 (install-common): Don't reference EXTRA_PARTS.
24365 (install-libgcc, install-multilib): Delete rules.
24366 * mklibgcc.in: Delete file.
24367 * doc/configfiles.texi: Don't mention mklibgcc.
24369 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
24370 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
24371 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
24372 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
24373 (mklibgcc, ldblspecs): Likewise.
24375 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
24376 (posixpre.def): Use $(T).
24377 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
24378 (SHLIB_SRC, SHLIB_INSTALL): Delete.
24379 (SHLIB_LINK): Make dummy.
24380 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
24382 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
24384 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
24385 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
24386 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
24387 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
24389 * configure.ac (all_outputs): Remove mklibgcc.
24390 * configure: Regenerated.
24392 2007-01-03 Josh Conner <jconner@apple.com>
24394 PR middle-end/29683
24395 * calls.c (compute_argument_addresses): Set stack and stack_slot
24396 for partial args, too.
24397 (store_one_arg): Use locate.size.constant for the size when
24398 generating a save_area.
24400 2007-01-03 Robert Kennedy <jimbob@google.com>
24402 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
24403 whose definitions are deleted due to basic block merging.
24405 2007-01-03 Paul Brook <paul@codesourcery.com>
24408 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
24410 (use_return_insn): Return 0 for Thumb interrupt functions.
24411 (print_multi_reg): Add rfe argument for IRQ returns.
24412 (arm_output_epilogue): Pop interrupt return address directly into PC.
24413 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
24415 2007-01-03 Paul Brook <paul@codesourcery.com>
24417 Merge from sourcerygxx-4_1.
24418 * config/arm/thumb2.md: New file.
24419 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
24421 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
24422 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24423 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
24424 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
24426 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
24427 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
24429 * config/arm/ieee754-sf.S: Ditto.
24430 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
24431 (thumb1_base_register_rtx_p): ... to this.
24432 (thumb_index_register_rtx_p): Rename...
24433 (thumb1_index_register_rtx_p): ... to this.
24434 (thumb_output_function_prologue): Rename...
24435 (thumb1_output_function_prologue): ... to this.
24436 (thumb_legitimate_address_p): Rename...
24437 (thumb1_legitimate_address_p): ... to this.
24438 (thumb_rtx_costs): Rename...
24439 (thumb1_rtx_costs): ... to this.
24440 (thumb_compute_save_reg_mask): Rename...
24441 (thumb1_compute_save_reg_mask): ... to this.
24442 (thumb_final_prescan_insn): Rename...
24443 (thumb1_final_prescan_insn): ... to this.
24444 (thumb_expand_epilogue): Rename...
24445 (thumb1_expand_epilogue): ... to this.
24446 (arm_unwind_emit_stm): Rename...
24447 (arm_unwind_emit_sequence): ... to this.
24448 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
24449 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
24450 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
24451 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
24452 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
24453 thumb2_output_casesi): New functions.
24454 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
24455 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
24456 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
24457 THUMB2_WORK_REGS): Define.
24458 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
24459 arm_condexec_mask, arm_condexec_masklen)): New variables.
24460 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
24461 (arm_override_options): Check new CPU capabilities.
24462 Set new architecture flag variables.
24463 (arm_isr_value): Handle v7m interrupt functions.
24464 (user_return_insn): Return 0 for v7m interrupt functions. Handle
24466 (const_ok_for_arm): Handle Thumb-2 constants.
24467 (arm_gen_constant): Ditto. Use movw when available.
24468 (arm_function_ok_for_sibcall): Return false for v7m interrupt
24470 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
24471 (thumb_find_work_register, arm_load_pic_register,
24472 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
24473 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
24474 print_multi_reg, output_mov_long_double_fpa_from_arm,
24475 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
24476 output_mov_double_fpa_from_arm, output_move_double,
24477 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
24478 output_return_instruction, arm_output_function_prologue,
24479 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
24480 arm_output_mi_thunk, thumb_set_return_address): Ditto.
24481 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
24482 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
24483 (arithmetic_instr, shift_op): Use arm_shift_nmem.
24484 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
24486 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
24487 (thumb_expand_prologue): Use thumb_set_frame_pointer.
24488 (arm_file_start): Output directive for unified syntax.
24489 (arm_unwind_emit_set): Handle stack alignment instruction.
24490 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
24491 Add v6t2, v7, v7a, v7r and v7m.
24492 (RETLDM): Add Thumb-2 code.
24493 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
24494 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
24495 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
24496 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
24497 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
24498 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
24499 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
24500 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
24501 ADJUST_INSN_LENGTH): Define.
24502 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
24503 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
24504 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
24505 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
24506 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
24507 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
24508 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
24509 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
24510 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
24511 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
24512 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
24513 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
24514 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
24515 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
24516 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
24517 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
24518 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
24520 * config/arm/arm-tune.md: Regenerate.
24521 * config/arm/arm-protos.h: Update prototypes.
24522 * config/arm/vfp.md: Enable patterns for Thumb-2.
24523 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
24524 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
24525 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
24526 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
24527 * config/arm/libunwind.S: Add Thumb-2 code.
24528 * config/arm/constraints.md: Update include Thumb-2.
24529 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
24530 * config/arm/ieee754-df.S: Ditto.
24531 * config/arm/bpabi.S: Ditto.
24532 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
24533 * config/arm/predicates.md (low_register_operand,
24534 low_reg_or_int_operand, thumb_16bit_operator): New.
24535 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
24536 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
24537 * config/arm/t-arm-elf: Add armv7 multilib.
24538 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
24540 (UNSPEC_STACK_ALIGN, ce_count): New.
24541 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
24542 arm_zero_extendsidi2, arm_zero_extendqidi2): New
24544 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
24545 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
24546 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
24547 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
24548 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
24549 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
24551 * doc/extend.texi: Document ARMv7-M interrupt functions.
24552 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
24554 2007-01-03 Jakub Jelinek <jakub@redhat.com>
24556 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
24557 (struct _Unwind_Context): Rename args_size to flags, remove
24558 signal_frame field, add a new args_size field and version field.
24559 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
24560 _Unwind_IsExtendedContext): New inline functions.
24561 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
24562 Assume by_value array is only present if _Unwind_IsExtendedContext.
24563 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
24564 _Unwind_IsSignalFrame.
24565 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
24566 (uw_update_context_1): Use _Unwind_SetSignalFrame.
24567 (uw_init_context_1): Initialize context->flags to
24568 EXTENDED_CONTEXT_BIT.
24569 * config/rs6000/linux-unwind.h (frob_update_context): Use
24570 _Unwind_SetSignalFrame.
24572 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
24574 PR middle-end/30353
24575 * gimplify.c (gimplify_modify_expr_complex_part): Move below
24576 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
24579 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
24581 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
24582 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
24583 RET, AT_SP): Remove.
24584 * config/i386/i386.md (*sse_prologue_save_insn): Use return
24587 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24588 * cfgbuild.c (find_basic_blocks): Likewise.
24589 * cfgrtl.c (rtl_create_basic_block): Likewise.
24590 * function.c (temp_slots_at_level): Likewise.
24591 * reg-stack.c (stack_regs_mentioned): Likewise.
24592 * regclass.c (allocate_reg_info): Likewise.
24593 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24594 set_bb_for_stmt, move_block_to_fn): Likewise.
24595 * tree-complex.c (tree_lower_complex): Likewise.
24596 * vec.h (VEC_safe_grow_cleared): New.
24598 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
24600 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
24602 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
24603 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
24605 * cfgloopmanip.c (scale_loop_frequencies): Export.
24606 (loopify): Scale the frequencies by prescribed coefficients.
24607 (set_zero_probability): New function.
24608 (duplicate_loop_to_header_edge): Improve updating of frequencies.
24609 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
24610 and frequencies according to arguments.
24611 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
24613 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
24614 * modulo-sched.c (sms_schedule): Set probabilities for entering
24615 versioned loop correctly.
24616 * tree-vect-transform.c (vect_transform_loop): Ditto.
24617 * cfgloop.h (loopify, loop_version): Declaration changed.
24618 (scale_loop_frequencies): Declared.
24620 2007-01-02 Jan Hubicka <jh@suse.cz>
24622 * cgraph.c: Include tree-flow.h
24623 (cgraph_add_new-function): Handle IPA_SSA mode; execute
24624 early_local_passes.
24625 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
24626 * tree-pass.h (pass_all_early_optimizations): Declare.
24627 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
24628 early_local_passes.
24629 (cgraph_analyze_function): Do early_local_passes.
24630 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24631 Do not add referenced vars.
24632 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
24634 (gate_all_early_local_passes): New gate.
24635 (pass_early_local_passes): Use new gate.
24636 (execute_early_local_optimizations): New functions.
24637 (gate_all_early_optimizations): New gate.
24638 (pass_all_early_optimizations): New pass.
24639 (execute_free_datastructures): Free SSA only when initialized.
24640 (gate_init_datastructures): Init only when optimizing.
24641 (tree_lowering_passes): Do early local passes when called late.
24642 * tree-profile.c (do_tree_profiling): Don't profile functions added
24644 (do_early_tree_profiling, pass_early_tree_profile): Kill.
24645 * tree-cfg.c (update_modified_stmts): Do not update when operands are
24647 * passes.c (init_optimizations_passes): Reorder so we go into SSA
24648 during early_local_passes.
24649 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
24652 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24654 * Makefile.in: Update copyright year.
24656 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
24658 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
24659 in $(lang_checks) and check-consistency targets.
24661 2007-01-02 Jan Hubicka <jh@suse.cz>
24663 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
24664 Do not add referenced vars.
24665 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
24667 * passes.c (init_optimization_passes): Put mudflap_2 after
24668 free_datastructures.
24670 2007-01-02 Jan Hubicka <jh@suse.cz>
24672 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
24673 Set NOTHROW flag on call statements proved to be nothrow.
24674 Update statement of local calls so new pure/const functions are
24675 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
24677 (tree_rest_of_compilation): Register hooks and initialize bitmap
24678 early. Do not set after_inlining flag.
24680 2007-01-02 Steve Ellcey <sje@cup.hp.com>
24682 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
24683 HOST_BITS_PER_LONGLONG
24685 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24688 * c-typeck.c (store_init_value): Don't emit pedantic overflow
24689 warning for non-static initializers.
24691 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
24693 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
24694 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
24695 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
24696 Always use set_unique_reg_note to add REG_EQUAL notes.
24698 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24701 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24703 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24704 * cfgbuild.c (find_basic_blocks): Likewise.
24705 * cfgrtl.c (rtl_create_basic_block): Likewise.
24706 * function.c (temp_slots_at_level): Likewise.
24707 * reg-stack.c (stack_regs_mentioned): Likewise.
24708 * regclass.c (allocate_reg_info): Likewise.
24709 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24710 set_bb_for_stmt, move_block_to_fn): Likewise.
24711 * tree-complex.c (tree_lower_complex): Likewise.
24712 * vec.h (VEC_safe_grow_cleared): New.
24714 2007-01-02 Ian Lance Taylor <iant@google.com>
24716 * c-common.c (c_common_truthvalue_conversion): When warning about
24717 using an assignment as a truth value, set TREE_NO_WARNING.
24719 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
24722 * c.opt (Wold-style-declaration): New.
24723 * doc/invoke.texi (C-only Warning Options): New.
24724 (Wold-style-declaration): Document it.
24725 (Wextra): Enabled by -Wextra.
24726 * c-opts.c (c_common_post_options): Enabled by -Wextra.
24727 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
24728 -Wold-style-declaration.
24730 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
24732 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
24733 * cfgbuild.c (find_basic_blocks): Likewise.
24734 * cfgrtl.c (rtl_create_basic_block): Likewise.
24735 * function.c (temp_slots_at_level): Likewise.
24736 * reg-stack.c (stack_regs_mentioned): Likewise.
24737 * regclass.c (allocate_reg_info): Likewise.
24738 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
24739 set_bb_for_stmt, move_block_to_fn): Likewise.
24740 * tree-complex.c (tree_lower_complex): Likewise.
24741 * vec.h (VEC_safe_grow_cleared): New.
24743 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
24745 * c-common.c (c_common_nodes_and_builtins): Since variants of
24746 void_type_node get built before it is given a name, we need to
24747 give those variants the name, too.
24748 (complete_array_type): We need to work with the canonical main
24749 type of the array, from which we will build the qualified version.
24750 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
24751 * print-tree.c (print_node): Display canonical type information
24753 * stor-layout.c (layout_type): When we don't know the
24754 alignment of a type for which we're building an array, we end up
24755 guessing wrong, so make the type require structural equality.
24756 * tree.c (make_node_stat): When we build a new type, it is its
24757 own canonical type.
24758 (build_type_attribute_qual_variant): When building an attribute
24759 variant, its canonical type is the non-attribute variant. However,
24760 if the attributes are target-dependent and they differ, we need to
24761 use structural equality checks for this type.
24762 (build_qualified_type): A qualified type is not equivalent to its
24763 unqualified variant; set the canonical type appropriately.
24764 (build_distinct_type_copy): When building a distinct type from
24765 another type, the new type is its own canonical type.
24766 (build_variant_type_copy): When building a new type variant, we
24767 assume that it is equivalent to the original type.
24768 (build_pointer_type_for_mode): When building a pointer type, also
24769 build a canonical type pointer.
24770 (build_reference_type_for_mode): When building a reference type,
24771 also build a canonical type reference.
24772 (build_index_type): When we can't hash an index type (e.g.,
24773 because its maximum value is negative), the index type requires
24774 structural equality tests.
24775 (build_array_type): Build the canonical form of an array type.
24776 (build_function_type): Function types require structural equality,
24777 because they contain default arguments, attributes, etc.
24778 (build_method_type_directly): Ditto for method types.
24779 (build_offset_type): Build the canonical offset type.
24780 (build_complex_type): Build the canonical vector type.
24781 (make_vector_type): Build the canonical vector type.
24782 * tree.h (TYPE_CANONICAL): New.
24783 (TYPE_STRUCTURAL_EQUALITY_P): New.
24784 (SET_TYPE_STRUCTURAL_EQUALITY): New.
24785 (struct tree_type): Added "canonical" field.
24786 * params.h (VERIFY_CANONICAL_TYPES): New.
24787 * doc/c-tree.texi (TYPE_CANONICAL): Document.
24788 (TYPE_STRUCTURAL_EQUALITY_P): Document.
24789 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
24790 * doc/invoke.texi (verify-canonical-types): Document --param
24791 parameter for verifying canonical types.
24793 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24795 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
24796 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
24797 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
24798 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
24800 * config/rs6000/e500.h: New.
24801 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
24802 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
24804 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
24805 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
24806 TARGET_E500_DOUBLE): Remove.
24807 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
24808 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
24809 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
24810 * config/rs6000/rs6000.c (rs6000_override_options): Use
24811 CHECK_E500_OPTIONS.
24813 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24815 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
24816 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
24817 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
24818 rs6000_emit_cmove): Don't check TARGET_E500.
24819 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
24820 sordered): Don't check TARGET_E500.
24822 2007-01-01 Eric Christopher <echristo@apple.com>
24824 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
24825 HARD_REGISTER_NUM_P.
24827 2007-01-01 Roger Sayle <roger@eyesopen.com>
24829 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
24830 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
24831 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
24834 2007-01-01 Mike Stump <mrs@apple.com>
24836 * configure.ac: Remove support for building with Apple's gcc-3.1.
24838 2007-01-02 Joseph Myers <joseph@codesourcery.com>
24840 PR middle-end/30311
24841 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
24842 REG is a hard register. Do not modify REG before calling
24844 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
24845 multiple of the size of YMODE for certain lowpart cases.
24847 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24849 PR middle-end/30253
24850 * gimplify (voidify_wrapper_expr): Update for
24851 GIMPLE_MODIFY_STMT.
24853 2007-01-01 Andreas Schwab <schwab@suse.de>
24856 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
24857 save of BR0 in extra_spill_size instead of spill_size.
24858 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
24860 (ia64_expand_epilogue): Restore BR0 from its new location.
24862 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24864 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
24865 Use a temporary variable if the left hand side is not a gimple
24868 2007-01-01 Andrew Pinski <pinskia@gmail.com>
24870 * gimplify.c (gimplify_return_expr): Make the temporary variable
24871 for the return expression, a gimple register variable.
24873 2007-01-01 Jan Hubicka <jh@suse.cz>
24875 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
24878 2007-01-01 Mike Stump <mrs@apple.com>
24880 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
24882 * config/darwin.c (machopic_select_rtx_section): Use
24883 HAVE_GAS_LITERAL16.
24884 (darwin_mergeable_constant_section): Likewise.
24885 * configure: Regenerate.
24886 * config.in: Regenerate.
24888 2007-01-01 Jan Hubicka <jh@suse.cz>
24889 Andrew Pinski <pinskia@gmail.com>
24891 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
24892 before starting IPA passes.