1 2007-11-14 Eric Botcazou <ebotcazou@libertysurf.fr>
3 PR tree-optimization/34046
4 * cfg.c (update_bb_profile_for_threading): Avoid the division for the
5 scaling if the old probability is greater than the new base.
7 2007-11-14 Sebastian Pop <sebastian.pop@amd.com>
9 * tree-ssa-loop-ivcanon.c (try_unroll_loop_completely): Remove
10 unused edges after loop duplication.
12 2007-11-14 Uros Bizjak <ubizjak@gmail.com>
14 * config/i386/i386.h (TARGET_CPU_DEFAULT_*): Substitute with ...
15 (enum target_cpu_default): ... this enum.
16 (TARGET_CPU_DEFAULT_NAMES): Remove macro. Move initializer to ...
17 * config/i386/i386.c (override_options): ... here.
18 * config/i386/i386-interix.h (TARGET_CPU_DEFAULT): Use
19 TARGET_CPU_DEFAULT_i486.
21 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
23 * global.c (rest_of_handle_global_alloc): Fix comment typos.
24 * config/sh/sh.c (sh_rtx_costs): Likewise.
25 * ChangeLog: Likewise.
27 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
29 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
30 should not be of pointer type.
32 2007-11-13 Michael Meissner <michael.meissner@amd.com>
34 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
37 2007-11-13 Sterling Augustine <sterling@tensilica.com>
38 Bob Wilson <bob.wilson@acm.org>
40 * config/xtensa/unwind-dw2-xtensa.c: New.
41 * config/xtensa/unwind-dw2-xtensa.h: New.
42 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
43 (DWARF2_UNWIND_INFO): Remove.
44 (DWARF_FRAME_REGISTERS): Define.
45 (EH_RETURN_DATA_REGNO): Define.
46 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
48 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
50 2007-11-13 Jakub Jelinek <jakub@redhat.com>
52 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
53 -fsched-stalled-insns.
55 PR tree-optimization/34063
56 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
57 as first chrec_fold_plus operand rather than second.
59 2007-11-13 Diego Novillo <dnovillo@google.com>
61 PR tree-optimization/33870
62 * tree.h (strcut tree_memory_tag): add field unpartitionable.
63 remove field in_nested_struct.
64 (struct tree_struct_field_tag): add field nesting_level.
65 (sft_in_nested_struct): remove.
66 (sft_nesting_level): define.
67 (sft_unpartitionable_p): define.
68 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
69 partitionable, return long_max.
70 (compute_memory_partitions): do not partition sfts marked
72 (create_sft): add argument nesting_level. set
73 sft_nesting_level with it. update all users.
74 (create_overlap_variables_for): show nesting level.
75 * tree-dfa.c (dump_subvars_for): likewise.
76 (dump_variable): likewise.
77 show whether the sft is partitionable or not.
78 * tree-flow.h (struct fieldoff): remove field
80 add field nesting_level.
81 * tree-ssa-structalias.c (struct variable_info): remove
82 field in_nested_struct.
83 (push_fields_onto_fieldstack): add argument
84 nesting_level. update all users.
86 update pair->nesting_level with nesting_level.
87 make recursive calls with nesting_level + 1.
88 (set_uids_in_ptset): if an sft is added to the points-to
89 set, mark it as unpartitionable.
90 * tree-ssa-operands.c (ref_nesting_level): new.
91 (add_vars_for_offset): call it.
92 add argument full_ref. update
94 if var is inside a nested structure and the nesting level
95 of full_ref is lower than the nesting level of var,
96 adjust offset by the offset of var.
98 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
100 PR tree-optimization/32582
101 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
103 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
105 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
106 functions can be used as constant.
108 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
110 PR rtl-optimization/34035
111 * cse.c (cse_cfg_altered): New global variable.
112 (cse_jumps_altered): Make boolean.
113 (recorded_label_ref): Likewise.
114 (cse_insn): Adjust for above changes.
115 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
116 if dead edges have been purged.
117 (cse_main): Change return value specification and adjust code.
118 (rest_of_handle_cse): Adjust for above change.
119 (rest_of_handle_cse2): Likewise.
120 * gcse.c (rest_of_handle_gcse): Likewise.
122 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
123 Michael Meissner <michael.meissner@amd.com>
125 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
126 get the appropriate suffix for the coms* instruction.
127 (sse5_pcmov_<mode>): Restrict operands of pcmov
128 for scalar case to be only xmm registers and not memory.
130 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
131 constraints to follow the mnemonics for the pcmov instruction
133 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
136 * config/mips/mips.c (mips_return_fpr_single): New function.
137 (mips_function_value): Use it when returning single-field
139 (mips_expand_call): Handle the PARALLELs created by
140 mips_return_fpr_single.
142 2007-11-12 Richard Guenther <rguenther@suse.de>
145 * fold-const.c (fold_binary): If testing for non-negative
146 operands with tree_expr_nonnegative_warnv_p make sure to
147 use op0 which has all (sign) conversions retained.
149 2007-11-12 Richard Guenther <rguenther@suse.de>
152 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
153 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
155 2007-11-12 Ira Rosen <irar@il.ibm.com>
157 PR tree-optimization/33953
158 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
159 allocate vec_oprnds1 according to the number of created vector
160 statements. In case of shift with scalar argument, store scalar operand
161 for every vector statement to be created for the SLP node. Fix a
164 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
166 * gcse.c (CUID_INSN): Remove.
168 (alloc_gcse_mem): Don't allocate cuid_insn.
169 (free_gcse_mem): Don't free cuid_insn.
171 2007-11-10 Jakub Jelinek <jakub@redhat.com>
174 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
178 * tree-inline.h (copy_body_data): Add regimplify field.
179 * tree-inline.c (copy_body_r): Set id->regimplify to true
180 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
182 (copy_bb): Clear id->regimplify before walk_tree, if it is
183 set afterwards, regimplify the whole statement.
185 PR tree-optimization/33680
186 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
187 if the added cast involves variable length types.
189 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
190 Maxim Kuvyrkov <maxim@codesourcery.com>
192 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
193 instead of TRUE_BARRIER for jumps. Add register dependencies
194 even when reg_pending_barrier is set.
196 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
198 * haifa-sched.c (haifa_classify_insn): Rename to ...
199 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
200 handle PARALLELs by recursing. Use it ...
201 (haifa_classify_insn): ... here. Reimplement.
203 2007-11-09 Richard Guenther <rguenther@suse.de>
205 * bitmap.h (bitmap_single_bit_set_p): Declare.
206 * bitmap.c (bitmap_single_bit_set_p): New function.
207 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
208 (maybe_create_global_var): Use bitmap_empty_p.
210 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
211 Jakub Jelinek <jakub@redhat.com>
213 PR rtl-optimization/34012
214 * fwprop.c (try_fwprop_subst): Do not replace if the new
215 SET_SRC has a higher cost than the old one.
217 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
219 PR rtl-optimization/33732
220 * reload.c (push_reload): Check that the REG_DEAD note was referring
221 to a hardreg or to a pseudo that has been assigned exactly one hardreg
222 before considering it in order to select the reload register.
223 (combine_reloads): Likewise.
224 (find_dummy_reload): Likewise.
226 2007-11-09 Richard Guenther <rguenther@suse.de>
228 * tree-flow.h (struct ptr_info_def): Make escape_mask a
230 (struct ptr_info_def): Likewise.
231 (enum escape_type): Also use bit zero.
233 2007-11-09 Richard Guenther <rguenther@suse.de>
235 PR tree-optimization/33604
236 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
237 Disregard changes in CV qualifiers of pointed to types for
238 forward propagating ADDR_EXPRs.
239 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
242 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
244 * dse.c (find_shift_sequence): Always choose an integer mode for
246 (replace_read): Require both the read and store mode to be
247 integer ones. Remove a then-redundant FLOAT_P check.
249 2007-11-08 Richard Guenther <rguenther@suse.de>
251 * tree-dfa.c (remove_referenced_var): If removing a
252 variable which has subvars, also remove those from
253 the referenced vars. Do not create a variable annotation.
255 2007-11-08 Bob Wilson <bob.wilson@acm.org>
257 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
258 argument for gen_entry calls.
259 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
260 (entry): Use the new attribute value. Remove unused first operand.
262 2007-11-08 Tom Tromey <tromey@redhat.com>
264 * c-parser.c (c_parser_translation_unit): Use location in error.
265 (c_parser_external_declaration): Likewise.
266 (c_parser_declaration_or_fndef): Likewise.
267 (c_parser_enum_specifier): Likewise.
268 (c_parser_struct_or_union_specifier): Likewise.
269 (c_parser_struct_declaration): Likewise.
270 (c_parser_typeof_specifier): Likewise.
271 (c_parser_parms_list_declarator): Likewise.
272 (c_parser_asm_string_literal): Likewise.
273 (c_parser_braced_init): Likewise.
274 (c_parser_initelt): Likewise.
275 (c_parser_compound_statement_nostart): Likewise.
276 (c_parser_statement_after_labels): Likewise.
277 (c_parser_do_statement): Likewise.
278 (c_parser_asm_statement): Likewise.
279 (c_parser_conditional_expression): Likewise.
280 (c_parser_unary_expression): Likewise.
281 (c_parser_sizeof_expression): Likewise.
282 (c_parser_postfix_expression): Likewise.
283 (c_parser_postfix_expression_after_paren_type): Likewise.
284 (c_parser_objc_class_instance_variables): Likewise.
285 (c_parser_objc_method_definition): Likewise.
286 (c_parser_objc_methodprotolist): Likewise.
287 (c_parser_pragma): Likewise.
288 (c_parser_omp_clause_num_threads): Likewise.
289 (c_parser_omp_clause_schedule): Likewise.
290 (c_parser_omp_all_clauses): Likewise.
291 (c_parser_omp_sections_scope): Likewise.
292 (c_parser_label): Use location of label, not colon.
294 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
297 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
300 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
303 * ipa-pure-const.c (static_execute): Added code to keep recursive
304 functions from being marked as pure or const.
305 * ipa-utils.c (searchc): Fixed comment.
307 2007-11-08 Tom Tromey <tromey@redhat.com>
309 * common.opt (fshow-column): Default to 0.
310 * configure: Rebuilt.
311 * configure.ac (--enable-mapped-location): Default to 'yes'.
313 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
315 * common.opt: Add pointer to doc/options.texi.
316 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
317 -fipa-reference): Add or correct doc. Sorted options list for -Os
320 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
323 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
324 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
325 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
326 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
327 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
328 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
329 to TARGET_BIG_ENDIAN_DEFAULT.
330 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
331 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
332 to TARGET_BIG_ENDIAN_DEFAULT.
334 2007-11-07 Diego Novillo <dnovillo@google.com>
336 * tree.h (struct tree_struct_field_tag): Move field
338 (struct tree_memory_tag): ... here.
340 2007-11-07 Diego Novillo <dnovillo@google.com>
343 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
344 (SFT_IN_NESTED_STRUCT): Define.
345 * tree-dfa.c (dump_subvars_for): Show offset of each
347 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
348 * tree-ssa-structalias.c (struct variable_info): Likewise.
349 (push_fields_onto_fieldstack): If OFFSET is positive,
350 set in_nested_struct.
351 (create_variable_info_for): Copy setting of
352 in_nested_struct from the field offset object.
353 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
354 variable info object.
355 * tree-ssa-operands.c (add_vars_for_offset): If VAR
356 belongs to a nested structure, adjust OFFSET by
359 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
361 PR rtl-optimization/33737
362 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
363 target block after computing the probabilities of outgoing edges.
364 Cap the frequency to BB_FREQ_MAX.
365 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
366 frequency of the basic block if it has been reused.
368 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
370 PR rtl-optimization/33822
371 * rtl.h (REG_OFFSET): Fix comment.
372 * var-tracking.c (INT_MEM_OFFSET): New macro.
373 (var_mem_set): Use it.
374 (var_mem_delete_and_set): Likewise.
375 (var_mem_delete): Likewise.
376 (same_variable_part_p): Likewise.
377 (vt_get_decl_and_offset): Likewise.
378 (offset_valid_for_tracked_p): New predicate.
379 (count_uses): Do not track locations with invalid offsets.
380 (add_uses): Likewise.
381 (add_stores): Likewise.
383 2007-11-07 Tom Tromey <tromey@redhat.com>
385 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
386 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
388 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
389 Andrey Belevantsev <abel@ispras.ru>
391 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
392 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
393 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
394 Save calculated max_asap in it.
395 (sms_schedule): Calculate maxii using max_asap.
397 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
399 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
400 with -mhard-dfp/-mno-hard-dfp.
402 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
403 Jakub Jelinek <jakub@redhat.com>
406 * haifa-sched.c (check_sched_flags): Remove.
407 (sched_init): Don't call it.
409 2007-11-06 Diego Novillo <dnovillo@google.com>
411 * tree-flow.h (struct fieldoff): Reformat comment.
413 * tree-ssa-operands.c: Tidy top-level comments.
415 (add_vars_for_offset): Tidy parameter formatting..
416 (get_addr_dereference_operands): Likewise.
417 (get_indirect_ref_operands): Likewise.
418 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
419 <OMP_ATOMIC_STORE>: Likewise.
421 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
424 * config/i386/driver-i386.c: Test for __GNUC__ instead of
425 GCC_VERSION which is always defined.
427 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
430 * reload1.c (find_reloads): Also check in_reg when handling a
431 simple move with an input reload and a destination of a hard
434 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
436 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
437 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
438 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
439 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
440 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
441 (m68k_sched_attr_type2): New function.
442 (sched_adjust_cost_state): New static variable.
443 (m68k_sched_adjust_cost): New static function implementing
445 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
446 New static variables.
447 (m68k_sched_variable_issue): New static function implementing
449 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
450 (sched_dump_split_class): New static function.
451 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
453 (sched_dump_dfa_class, m68k_sched_dump): New static function.
454 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
455 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
456 m68k_sched_dfa_post_advance_cycle): New static functions implementing
459 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
460 (CPU_UNITS_QUERY): Define.
462 * config/m68k/cf.md: New file.
463 * config/m68k/m68.md (cf.md): New include.
465 2007-11-06 Tom Tromey <tromey@redhat.com>
467 PR c++/32256, PR c++/32368:
468 * function.c (saved_in_system_header): New global.
469 (push_cfun): Save in_system_header.
470 (pop_cfun): Restore in_system_header.
471 (push_struct_function): Save in_system_header.
473 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
477 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
478 (complete_array_type): Set canonical type appropriately.
479 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
480 C and C++ front ends now have different versions of this function,
481 because the C++ version needs to maintain canonical types here.
483 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
485 * tree-parloops.c (reduction_info): Remove reduction_init field.
486 (initialize_reductions): Remove creation of the reduction_init variable.
487 (struct data_arg): Remove.
488 (add_field_for_reduction, create_stores_for_reduction): New functions.
489 (add_field_for_name): Remove reduction handling.
490 (separate_decls_in_loop): Call add_field_for_reduction,
491 create_stores_for_reduction.
493 2007-11-06 Jakub Jelinek <jakub@redhat.com>
495 PR tree-optimization/33458
496 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
497 !is_gimple_val PHI argument, gimplify it and insert it on edge.
499 PR tree-optimization/33993
500 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
501 rather than build_constructor_from_list if all list values are
503 (get_initial_def_for_induction): Use build_vector instead of
504 build_constructor_from_list.
506 2007-11-05 Mark Mitchell <mark@codesourcery.com>
509 * tree.h (DECL_INIT_PRIORITY): Do not require
510 DECL_HAS_INIT_PRIORITY_P.
511 (DECL_FINI_PRIORITY): Likewise.
512 * tree.c (decl_init_priority_lookup): Remove assert.
513 (decl_fini_priority_insert): Likewise.
514 * cgraphunit.c (static_ctors): Make it a VEC.
515 (static_dtors): Likewise.
516 (record_cdtor_fn): Adjust accordingly.
517 (build_cdtor): Generate multiple functions for each initialization
519 (compare_ctor): New function.
520 (compare_dtor): Likewise.
521 (cgraph_build_cdtor_fns): Sort the functions by priority before
523 (cgraph_build_static_cdtor): Put the priority in the function's
526 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
529 * common.opt: Add shared and pie.
531 2007-11-05 Bob Wilson <bob.wilson@acm.org>
533 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
534 replace references to virtual_stack_vars_rtx in goto_handler.
536 2007-11-05 Paul Brook <paul@codesourcery.com>
538 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
539 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
540 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
541 arm_lang_output_object_attributes_hook.
542 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
543 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
544 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
546 * config/arm/t-arm.c (arm.o): New rule.
547 * config/arm/arm-c.c: New file.
549 2007-11-05 Nick Clifton <nickc@redhat.com>
550 Sebastian Pop <sebastian.pop@amd.com>
552 PR tree-optimization/32540
553 PR tree-optimization/33922
554 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
555 * tree-ssa-pre.c: Include params.h.
556 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
557 to limit the maximum length of the PA set for a given block.
558 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
559 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
561 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
563 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
564 __fixunssfDI): Make return type unsigned.
565 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
566 __fixunssfDI): Make return type unsigned.
568 2007-11-05 Jakub Jelinek <jakub@redhat.com>
570 PR tree-optimization/33856
571 * tree-data-ref.c (get_references_in_stmt): Don't add
572 REFERENCE_CLASS_P trees to references vector if get_base_address
573 returns NULL on them.
575 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
577 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
579 2007-11-04 Andrew Pinski <pinskia@gmail.com>
582 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
583 for TRUTH_NOT_EXPR to type.
585 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
587 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
589 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
592 * dwarf2out.c (add_calling_convention_attribute): Change
593 second argument. Set calling convention to DW_CC_program for
594 Fortran main program.
595 (gen_subprogram_die): Adjust to new prototype for
596 add_calling_convention_attribute.
598 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
600 PR tree-optimization/33987
601 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
603 (vectorizable_reduction): Add type check.
605 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
608 * c-parser.c (c_parser_statement_after_labels): Error if a
609 declaration is parsed after a label.
611 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
614 * reorg.c (emit_delay_sequence): Do not clear the locator on
615 the jump instruction.
617 2007-11-03 Jakub Jelinek <jakub@redhat.com>
620 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
621 current sched region.
623 2007-11-02 Jakub Jelinek <jakub@redhat.com>
625 * config/ia64/ia64.c (struct reg_write_state): Change into
626 unsigned short bitfields rather than unsigned int, decrease
627 first_pred to just 10 bits.
628 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
630 (rws_insn_set, rws_insn_test): New functions.
631 (in_safe_group_barrier): New variable.
632 (rws_update): Remove first argument, always set rws_sum array.
633 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
634 or update rws_sum if !in_safe_group_barrier, adjust rws_update
636 (rtx_needs_barrier): Use rws_insn_test macro.
637 (safe_group_barrier_needed): Don't save/restore rws_sum array,
638 instead set/clear in_safe_group_barrier flag.
640 2007-11-02 Bob Wilson <bob.wilson@acm.org>
642 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
643 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
644 pointer or frame pointer.
645 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
646 (MUST_USE_SJLJ_EXCEPTIONS): Define.
647 (DWARF2_UNWIND_INFO): Define.
648 (INCOMING_RETURN_ADDR_RTX): Define.
649 (DWARF_FRAME_RETURN_COLUMN): Define.
651 2007-11-02 Tom Tromey <tromey@redhat.com>
653 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
656 2007-11-02 Diego Novillo <dnovillo@google.com>
658 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
659 argument from function pointer ANALYZE_EXPR. Update all
661 * cgraph.c (debug_cgraph_node): New.
664 2007-11-02 Jakub Jelinek <jakub@redhat.com>
666 PR rtl-optimization/33648
667 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
668 the newly created basic block.
670 2007-11-01 Richard Guenther <rguenther@suse.de>
672 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
674 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
676 PR rtl-optimization/33828
677 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
680 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
682 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
683 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
684 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
686 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
688 * gcc.c (getenv_spec_function): Escape the environment variable's
691 2007-11-01 Janis Johnson <janis187@us.ibm.com>
693 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
694 show that CSE means common subexpression elimination. Change wording
695 for -fsee and define LCM. Remove capitalization of optimizations
696 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
698 2007-11-01 Janis Johnson <janis187@us.ibm.com>
701 * doc/sourcebuild.texi (Test Directives): Document that xfail
702 has no effect for dg-do except when dg-do-what is "run".
704 2007-11-01 Tom Tromey <tromey@redhat.com>
706 * c-decl.c (grokdeclarator): Set decl source locations.
707 * c-parser.c (c_parser_enum_specifier): Set location.
708 (c_parser_struct_or_union_specifier): Likewise.
710 2007-11-01 Tom Tromey <tromey@redhat.com>
712 * print-tree.c (print_node): Print column number.
714 2007-11-01 Jakub Jelinek <jakub@redhat.com>
717 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
718 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
719 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
721 PR rtl-optimization/33673
722 * gcse.c (cprop_jump): If a conditional jump has been optimized
723 into unconditional jump, make the remaining normal edge fallthru
724 and delete the jump insn.
726 2007-11-01 Ben Elliston <bje@au.ibm.com>
728 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
729 (set_mem_attrs_from_reg): Likewise.
731 2007-11-01 Michael Matz <matz@suse.de>
733 PR tree-optimization/33961
734 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
735 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
736 (add_or_mark_expr): New argument 'store', using it to search
738 (nt_init_block): Adjust calls to add_or_mark_expr.
740 2007-10-31 Jakub Jelinek <jakub@redhat.com>
743 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
744 for the first push_operand.
746 2007-10-31 Revital Eres <eres@il.ibm.com>
748 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
749 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
750 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
751 movmisalignv2sf, vcondv2sf): New.
752 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
753 UNSPEC_EXTODD_V2SF): Define new constants.
754 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
755 paired_emit_vector_cond_expr): New.
756 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
757 * config/rs6000/rs6000.c (paired_expand_vector_move,
758 paired_emit_vector_cond_expr, paired_emit_vector_compare):
760 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
762 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
764 PR tree-optimization/32377
765 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
766 work also for unknown number of iterations.
767 (analyze_subscript_affine_affine): Clean up. Don't fail when the
768 number of iterations is not known.
770 2007-10-31 Richard Guenther <rguenther@suse.de>
773 * fold-const.c (extract_muldiv_1): Make sure to not introduce
774 new undefined integer overflow.
775 (fold_binary): Avoid useless conversion.
777 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
780 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
783 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
785 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
787 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
788 with -mhard-dfp/-mno-hard-dfp.
789 * config/s390/s390.opt: Likewise.
790 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
793 2007-10-30 Janis Johnson <janis187@us.ibm.com>
795 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
797 2007-10-30 Janis Johnson <janis187@us.ibm.com>
799 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
800 optimization options.
801 (Optimize Options): Add -fdce and -fdse to the list of optimizations
802 enabled by -O. Document -fdce and -fdse.
804 2007-10-30 Jakub Jelinek <jakub@redhat.com>
807 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
808 convert second operand of COMPOUND_EXPR to the original type of
811 2007-10-30 Richard Guenther <rguenther@suse.de>
813 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
814 of loop adding SFTs as virtual operands.
816 2007-10-30 Richard Guenther <rguenther@suse.de>
818 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
820 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
822 PR tree-optimization/32893
823 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
824 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
826 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
828 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
830 (sub_ddmmss): Likewise.
831 (umul_ppmm): Likewise.
832 (udiv_qrnnd): Likewise.
834 2007-10-29 Janis Johnson <janis187@us.ibm.com>
837 * doc/sourcebuild.texi (Test Directives): Document that dg-require
838 directives must come before dg-additional-sources.
840 2007-10-29 Jakub Jelinek <jakub@redhat.com>
842 PR tree-optimization/33723
843 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
844 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
846 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
848 PR tree-optimization/33614
849 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
850 if they can't be reduced to VECTOR_CSTs and aren't legitimate
851 initializer constants.
853 2007-10-29 Richard Guenther <rguenther@suse.de>
855 PR tree-optimization/33870
856 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
857 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
860 2007-10-29 Richard Guenther <rguenther@suse.de>
862 * passes.c (init_optimization_passes): Exchange store_copy_prop
864 * tree-pass.h (pass_store_copy_prop): Remove.
865 * tree-ssa-copy.c (do_store_copy_prop): Remove.
866 (stmt_may_generate-copy): Do not handle store_copy_prop.
867 (get_copy_of_val): Likewise.
868 (set_copy_of_val): Likewise.
869 (copy_prop_visit_assignment): Likewise.
870 (copy_prop_visit_stmt): Likewise.
871 (copy_prop_visit_phi_node): Likewise.
872 (init_copy_prop): Likewise.
873 (execute_copy_prop): Likewise.
874 (do_copy_prop): Remove.
875 (gate_store_copy_prop): Likewise.
876 (store_copy_prop): Likewise.
877 (pass_store_copy_prop): Likewise.
878 (pass_copy_prop): Call execute_copy_prop.
879 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
880 * common.opt (ftree-store-copy-prop): Mark obsolete.
881 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
883 2007-10-29 Ian Lance Taylor <iant@google.com>
885 * ifcvt.c (noce_can_store_speculate_p): New static function.
886 (noce_process_if_block): Call it.
887 (if_convert): Remove recompute_dominance parameter. Change all
890 2007-10-29 Richard Guenther <rguenther@suse.de>
892 * tree-flow-inline.h (get_subvar_at): Use binary search.
893 (get_first_overlapping_subvar): New function to binary search
894 for the first overlapping subvar.
895 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
896 just handle adding subvars for a pointed-to subvar. Optimize
897 and use get_first_overlapping_subvar.
898 (add_vars_for_bitmap): Fold into single caller.
899 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
900 and non pointed-to bits of add_vars_for_offset.
902 2007-10-29 Revital Eres <eres@il.ibm.com>
904 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
906 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
907 Zdenek Dvorak <ook@ucw.cz>
910 reduction support for automatic parallelization.
912 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
914 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
915 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
916 and OMP_ATOMIC_STORE.
917 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
918 * gimple-low.c (lower_stmt): Same.
919 * gimplify.c (gimplify_expr): Same.
920 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
921 gimplify_omp_atomic_mutex): Remove.
922 (gimplify_omp_atomic): Change it to simply gimplify the
923 statement instead of expanding it.
924 * omp-low.c: Add includes to optabs.h, cfgloop.h.
925 (expand_omp_atomic, expand_omp_atomic_pipeline,
926 goa_stabilize_expr, expand_omp_atomic_mutex,
927 expand_omp_atomic_fetch_op): New functions to implement
928 expansion of OMP_ATOMIC.
929 (expand_omp, build_omp_regions_1): Add support for
930 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
931 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
933 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
935 * tree-parloops.c: add include to tree-vectorizer.h.
936 (reduction_info): New structure for reduction.
937 (reduction_list): New list to represent list of reductions per loop.
938 (struct data_arg): New helper structure for reduction.
939 (reduction_info_hash, reduction_info_eq, reduction_phi,
940 initialize_reductions, create_call_for_reduction,
941 create_phi_for_local_result, create_call_for_reduction_1,
942 create_loads_for_reductions, create_final_loads_for_reduction):
944 (loop_parallel_p): Identify reductions, add reduction_list parameter.
945 (separate_decls_in_loop_name): Support reduction variables.
946 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
947 call create_loads_for_reduction for each reduction.
948 (canonicalize_loop_ivs): Identify reductions, add reduction_list
950 (transform_to_exit_first_loop): Add reduction support, add
951 reduction_list parameter.
952 (gen_parallel_loop): Add reduction_list parameter. Add call
953 separate_decls_in_loop with
954 the new argument. Traverse reductions and call
955 initialize_reductions, create_call_for_reduction.
956 (parallelize_loops): Create and delete the reduction list.
957 (add_field_for_name): Change use of data parameter. Add fields for
959 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
960 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
961 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
962 * tree-inline.c (estimate_num_insns_1): add cases for
963 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
964 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
965 * tree-ssa-operands.c (get_addr_dereference_operands):
966 New function. Subroutine of get_indirect_ref_operands.
967 (get_indirect_ref_operands): Call get_addr_dereference_operands.
968 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
971 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
973 * config/cris/cris.c: Include df.h.
974 (cris_address_cost): Add gcc_assert for canonicalization
975 assumptions. For PLUS with MULT or register, correct
976 test for register in other arm. Tweak comments.
978 2007-10-28 Richard Guenther <rguenther@suse.de>
980 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
981 telling if the var is to be treated as points-to location.
982 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
983 (add_virtual_operand): Only recurse into MPTs if aliases
986 2007-10-28 Richard Guenther <rguenther@suse.de>
988 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
989 (add_vars_for_bitmap): Do not recurse further. Only add vars
991 (add_virtual_operand): Re-instantiate loop to add operands for
992 aliases. Recurse into MPTs.
993 (get_indirect_ref_operands): If we fall back to use a pointers
994 SMT, make sure to not prune based on the access offset and size.
996 2007-10-28 Andrew Pinski <pinskia@gmail.com>
999 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
1000 the eh information on the statement.
1002 2007-10-28 Richard Guenther <rguenther@suse.de>
1004 * tree-flow.h (subvar_t): Make it a VEC.
1005 (struct subvar): Remove.
1006 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
1007 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
1009 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
1010 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
1011 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
1012 (set_initial_properties): Likewise.
1013 (setup_pointers_and_addressables): Likewise.
1014 (new_type_alias): Likewise.
1015 (create_overlap_variables_for): Likewise.
1016 * tree-dfa.c (dump_subvars_for): Likewise.
1017 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
1018 (get_expr_operands): Likewise.
1019 (add_to_addressable_set): Likewise.
1020 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1022 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1024 PR tree-optimization/33920
1025 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1026 successor bb to true when predecessor bb has NULL predicate.
1027 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1029 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1031 * config/mips/mips.md: Add combiner patterns for DImode extensions
1032 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1035 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1038 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1040 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1042 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1043 LIBCALL notes if they are about to be moved to the same insn.
1045 2007-10-27 Richard Guenther <rguenther@suse.de>
1047 PR tree-optimization/33870
1048 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1049 duplication. Remove redundant call to access_can_touch_variable.
1050 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1051 (add_virtual_operand): Use it.
1053 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1056 * pa.h (ASM_PN_FORMAT): Delete define.
1058 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1060 * doc/invoke.texi (Option Summary, optimizations): Remove
1061 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1062 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1063 -fsplit-wide-types to match later entry. Break up a long line.
1064 (Option Summary, code gen options) Add -fno-stack-limit. Add
1065 missing @gol to the end of a line.
1066 (Optimization Options): Remove -fbounds-check, which is also
1067 documented under Code Generation Options. Remove =n from
1068 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1069 to -fcprop-registers to match other options, and say when it is
1070 enabled rather than disabled. Remove extra index entry for
1071 -fno-cx-limited-range. Add index entries for -fstack-protector
1072 and -fstack-protector-all.
1073 (Code Gen Options): Add index entry for -ftls-model.
1075 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1077 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1078 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1079 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1080 expand_epilogue, output_movhi): Don't handle 'main' function.
1081 (avr_attribute_table): Add 'OS_task' function attribute.
1082 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1084 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1085 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1087 * config/avr/avr.opt (minit-stack): Remove.
1089 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1091 * tree-nested.c (get_trampoline_type): Fix thinko.
1093 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1096 * tree.c (build_offset_type): Build canonical type based on the
1097 TYPE_MAIN_VARIANT of the base type.
1099 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1101 * reorg.c (emit_delay_sequence): Move insn locator from the
1102 first insn to the sequence.
1104 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1106 * ipa-pure-const.c (check_decl): Return immediately when
1107 pure_const_state has been set to IPA_NEITHER.
1109 2007-10-25 Ira Rosen <irar@il.ibm.com>
1111 PR tree-optimization/33833
1112 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1113 and convert init to sizetype in inner_base construction.
1115 2007-10-25 Richard Guenther <rguenther@suse.de>
1117 * tree-flow.h (mem_sym_stats): Remove.
1118 (dump_mem_sym_stats_for_var): Declare.
1119 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1120 (mem_sym_stats): Move ...
1121 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1122 (mem_sym_score): Rename from ...
1123 (pscore): ... this. Remove.
1124 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1125 not the frequencies.
1126 (compare_mp_info_entries): Make sort stable by disambiguating
1129 2007-10-25 Ira Rosen <irar@il.ibm.com>
1131 PR tree-optimization/33866
1132 * tree-vect-transform.c (vectorizable_store): Check operands of all
1133 the stmts in the group of strided accesses. Get def stmt type for each
1134 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1136 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1138 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1139 (Yt): Rename register constraint to Y2.
1140 * config/i386/sse.md: Use renamed register constraints.
1141 * config/i386/mmx.md: Ditto.
1142 * config/i386/i386.md: Ditto.
1144 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1146 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1148 2007-10-24 Chao-ying Fu <fu@mips.com>
1150 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1151 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1153 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1154 Olga Golovanevsky <olga@il.ibm.com>
1156 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1157 the compiler that wr.wrap and wr.domain are initialized in
1160 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1162 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1163 to print gcov_type values.
1165 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1167 * config/avr/avr.h: Do not include progmem_section definition when
1168 building with IN_TARGET_LIBS.
1170 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1173 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1174 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1175 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1176 (mips_orphaned_high_part_p: New functions.
1177 (mips_avoid_hazard): Don't check INSN_P here.
1178 (mips_avoid_hazards): Rename to...
1179 (mips_reorg_process_insns): ...this. Cope with
1180 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
1181 or turn them into nops.
1182 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
1183 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
1184 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
1185 (mips_override_options): Set flag_delayed_branch to 0.
1187 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1189 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
1190 MIPS-specific implementation details.
1191 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
1192 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
1193 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
1194 for targets with movmemsi.
1195 (MOVE_BY_PIECES_P): Define.
1196 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
1197 (mips_block_move_loop): Add a bytes_per_iter argument.
1198 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
1199 Update call to mips_block_move_loop.
1201 2007-10-24 Michael Matz <matz@suse.de>
1204 * var-tracking.c (variable_union): Don't break after one loop
1205 iteration but only when a difference is found.
1206 (dump_variable): Also print DECL_UID.
1208 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1210 * ipa-type-escape.h: Expose function
1211 is_array_access_through_pointer_and_index.
1213 (is_array_access_through_pointer_and_index):
1214 Add three new parameters. Add support of
1215 POINTER_PLUS_EXPR tree code.
1217 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1219 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
1220 * tree-pass.h: Add pass_ipa_struct_reorg.
1221 * common.opt: Add ipa-struct-reorg flag.
1222 * Makefile.in: Add ipa-strcut-reorg.o compilation.
1223 * passes.c: Add pass pass_ipa_struct_reorg.
1224 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
1225 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
1227 2007-10-24 Ira Rosen <irar@il.ibm.com>
1229 PR tree-optimization/33804
1230 * tree-vect-transform.c (vectorizable_operation): Remove the
1231 checks that the vectorization is worthwhile from the transformation
1234 2007-10-24 Ira Rosen <irar@il.ibm.com>
1236 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
1237 vectype cannot be determined for the scalar type.
1238 (vect_analyze_slp_instance): Likewise.
1239 * tree-vect-transform.c (vect_model_reduction_cost): Change the
1240 return type to bool. Return false if vectype cannot be determined
1241 for the scalar type.
1242 (vect_get_constant_vectors): Return false if vectype cannot be
1243 determined for the scalar type.
1244 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1245 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1246 vectorizable_reduction): Likewise.
1248 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1250 * config.gcc: For a FreeBSD target, parse the value of ${target}
1251 to determine the value of FBSD_MAJOR, instead of adding an
1252 explicit check for every possible FreeBSD major version.
1254 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1256 PR rtl-optimization/33846
1257 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1259 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1261 PR tree-optimization/33860
1262 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1263 interleaved accesses in case the dr is inside the inner-loop during
1264 outer-loop vectorization.
1266 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1268 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1269 Document MEM_POINTER. Replace mentions of "integrated"
1270 field with "return_val". Delete outdated stuff.
1272 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1274 * config/rs6000/rs6000.c (rs6000_override_options): Set
1275 rs6000_altivec_abi on AIX.
1276 (conditional_register_usage): Set VR20:31 fixed on AIX.
1278 2007-10-23 Richard Guenther <rguenther@suse.de>
1280 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1283 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1284 David S. Miller <davem@davemloft.net>
1286 * df-scan.c (df_get_call_refs): Mark global registers as both a
1287 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1289 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1291 PR tree-optimization/33834
1292 PR tree-optimization/33835
1293 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1294 stmts need to be checked for success seperately.
1295 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1296 Remove the check that stmt is not LIVE.
1297 (vectorizable_assignment, vectorizable_induction): Likewise.
1298 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1299 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1301 (vectorizable_live_operation): Check that op is not NULL.
1303 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1305 * doc/invoke.texi (Optimization Options): In the summary, show
1306 that the value for options -falign-jumps, -falign-labels,
1307 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1308 -fsched-stalled-insns-dep is optional. In the summary, show that
1309 -fsched-stalled-insns takes an optional argument and that
1310 -fparallelize-loops takes an argument. Add opindex for several
1311 optimization options, and fix typos in the opindex commands for
1312 several others. In the descriptions for -fsched-stalled-insns
1313 and -fsched-stalled-insns-dep, show the options with and without
1316 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1318 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1320 * config/avr/avr.h (LINK_SPEC): Likewise.
1321 (CRT_BINUTILS_SPECS): Likewsie.
1322 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1324 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1326 PR rtl-optimization/33644
1327 * cfgcleanup.c: Do not include dce.h.
1328 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1329 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1330 * dce.c (something_changed): Delete.
1331 (libcall_dead_p): New predicate.
1332 (delete_unmarked_insns): Use it to delete dead libcalls.
1333 Deal with REG_LIBCALL and REG_RETVAL notes.
1334 (prescan_libcall_for_dce): New function.
1335 (prescan_insns_for_dce): Use it to deal with libcalls.
1336 (mark_reg_dependencies): Do nothing special for libcalls.
1337 (dce_process_block): Likewise.
1338 (fast_dce): Delete unused local variable.
1339 (run_fast_dce): Do not return a value.
1340 * dce.h (struct df): Delete.
1341 (run_fast_dce): Adjust prototype.
1342 * optabs.c (libcall_id): Delete.
1343 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1344 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1345 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1346 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1347 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1348 notes instead of REG_LIBCALL_ID notes.
1349 * reg-notes.def (LIBCALL_ID): Delete.
1350 * Makefile.in (see.o): Add dce.h dependency.
1351 (cfgcleanup.o): Remove dce.h dependency.
1353 2007-10-22 Michael Matz <matz@suse.de>
1355 PR tree-optimization/33855
1356 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1359 2007-10-22 Ira Rosen <irar@il.ibm.com>
1361 PR tree-optimization/33854
1362 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1363 FLOAT_EXPR to the list of promotion operations.
1365 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1369 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
1370 (print_reg): Print register prefix only with AT&T asm syntax.
1371 Support pc_rtx for RIP register.
1372 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
1373 relative addressing. Always print segment register prefix with AT&T
1374 asm syntax and never with Intel asm syntax.
1375 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
1376 Fix prefix for 16-byte XFmode operands.
1377 (output_addr_const_extra): Support Intel asm syntax.
1378 (x86_file_start): Don't use register prefix with Intel asm syntax.
1379 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
1380 ("return_internal_long"): Fix Intel asm syntax output.
1381 ("set_got_rex64"): Support Intel asm syntax.
1382 ("set_rip_rex64"): Likewise.
1383 ("set_got_offset_rex64"): Likewise.
1384 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
1386 ("*tls_global_dynamic_64"): Likewise.
1387 ("*tls_local_dynamic_base_64"): Likewise.
1388 ("*load_tp_si")("*load_tp_di"): Likewise.
1389 ("*add_tp_si")("*add_tp_di"): Likewise.
1390 ("*tls_dynamic_lea_64"): Likewise.
1391 ("*sibcall_value_1_rex64_v"): Likewise.
1392 ("stack_tls_protect_set_si"): Likewise.
1393 ("stack_tls_protect_set_di"): Likewise.
1394 ("stack_tls_protect_test_si"): Likewise.
1395 ("stack_tls_protect_test_di"): Likewise.
1396 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
1398 ("*movv2sf_internal_rex64"): Likewise.
1399 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
1400 (__get_cpuid_max): Likewise.
1402 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1404 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
1405 the STRICT_P argument type "bool" rather than "int".
1406 (mips_legitimate_address_p): Likewise.
1407 (fp_register_operand, lo_operand): Delete.
1408 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1409 (mips_emit_scc): Rename to...
1410 (mips_expand_scc): ...this.
1411 (gen_conditional_branch): Rename to...
1412 (mips_expand_conditional_branch): ...this.
1413 (gen_conditional_move): Rename to...
1414 (mips_expand_conditional_move): ...this.
1415 (mips_gen_conditional_trap): Rename to...
1416 (mips_expand_conditional_trap): ...this and take an rtx code instead
1417 of an operands array.
1418 (mips_expand_call): Give the SIBCALL_P argument type "bool"
1420 (mips_emit_fcc_reload): Rename to...
1421 (mips_expand_fcc_reload): ...this.
1422 (init_cumulative_args): Rename to...
1423 (mips_init_cumulative_args): ...this and remove the libname argument.
1424 (function_arg_advance): Rename to...
1425 (mips_function_arg_advance): ...this.
1426 (function_arg): Rename to...
1427 (mips_function_arg): ...this and use "rtx" instead of
1429 (function_arg_boundary): Rename to...
1430 (mips_function_arg_boundary): ...this.
1431 (mips_expand_unaligned_load): Rename to...
1432 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1433 and BITPOS arguments type "HOST_WIDE_INT".
1434 (mips_expand_unaligned_store): Rename to...
1435 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1436 and BITPOS arguments type "HOST_WIDE_INT".
1437 (override_options): Rename to...
1438 (mips_override_options): ...this.
1439 (print_operand): Rename to...
1440 (mips_print_operand): ...this.
1441 (print_operand_address): Rename to...
1442 (mips_print_operand_address): ...this.
1443 (mips_output_ascii): Remove the PREFIX argument.
1444 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1446 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1447 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
1448 of "struct rtx_def *".
1449 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1451 (build_mips16_call_stub): Delete.
1452 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1453 (mips_use_ins_ext_p): Give the second and third arguments type
1454 "HOST_WIDE_INT" rather than "rtx".
1455 * config/mips/mips.h: Update after the above changes. Tweak comments
1457 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
1458 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1459 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1460 element type from "char" to "bool".
1461 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
1462 (mips_cpu_info_table): Delete.
1463 * config/mips/mips.md: Update after the above changes. Tweak some
1465 * config/mips/mips-ps-3d.md: Likewise.
1466 * config/mips/mips.c: Tweak comments and formatting.
1467 Use NULL-like macros rather than 0 in various places.
1468 (mips_section_threshold): Rename to...
1469 (mips_small_data_threshold): ...this and give it an unsigned type.
1470 (num_source_filenames): Remove explicit initialization.
1471 (sdb_label_count): Likewise.
1472 (sym_lineno): Delete.
1473 (set_noat): Make static.
1474 (mips_branch_likely): Likewise, and give it type "bool".
1475 (mips_isa_info): Rename to...
1476 (mips_isa_option_info): ...this.
1477 (mips_flag_delayed_branch): Rename to...
1478 (mips_base_delayed_branch): ...this.
1479 (mips_split_addresses): Delete.
1480 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1481 element type from "char" to "bool".
1482 (mips_regno_to_class): Add an explicit array size.
1483 (mips16_flipper): Change from type "int" to type "bool".
1484 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
1485 (mips_tls_operand_p): Rename to...
1486 (mips_tls_symbol_p): ...this.
1487 (mips_global_symbol_p): Remove redundant "const".
1488 (mips_offset_within_alignment_p): Simplify.
1489 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
1490 to STRICT_P and give it type bool.
1491 (mips_valid_base_register_p): Likewise.
1492 (mips_classify_address): Likewise.
1493 (mips_legitimate_address_p): Likewise.
1494 (mips16_unextended_reference_p): Take the offset as an
1495 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
1496 (mips_const_insns): Use IN_RANGE.
1497 (mips_force_temporary): Remove an unnecessary copy_rtx.
1498 (mips16_gp_pseudo_reg): Simplify.
1499 (mips_split_symbol): Remove an unnecessary copy_rtx.
1500 (mips_legitimize_tls_address): Only create registers if we need them.
1501 (mips_legitimize_address): Use mips_split_plus.
1502 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
1503 variable COST to NUM_OPS.
1504 (mips_legitimize_move): Use gen_lowpart.
1505 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
1506 (m16_check_op): Use IN_RANGE.
1507 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1508 (mips_split_doubleword_move): Pass booleans to mips_subword.
1509 (mips_output_move): Store the mode in a local variable.
1510 Explicitly assert that this function does not deal with
1511 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
1512 cases more consistent.
1513 (mips_relational_operand_ok_p): Rename to...
1514 (mips_int_order_operand_ok_p): ...this.
1515 (mips_canonicalize_comparison): Rename to...
1516 (mips_canonicalize_int_order_test): ...this.
1517 (mips_emit_int_relational): Rename to...
1518 (mips_emit_int_order_test): ...this. Store the mode in a local
1520 (mips_reverse_fp_cond_p): Rename to...
1521 (mips_reversed_fp_cond): ...this.
1522 (mips_emit_compare): Make the order of the statements more consistent.
1523 (mips_emit_scc): Rename to...
1524 (mips_expand_scc): ...this.
1525 (gen_conditional_branch): Rename to...
1526 (mips_expand_conditional_branch): ...this.
1527 (gen_conditional_move): Rename to...
1528 (mips_expand_conditional_move): ...this. Build the condition
1529 separately from the main pattern.
1530 (mips_gen_conditional_trap): Rename to...
1531 (mips_expand_conditional_trap): ...this and take an rtx code instead
1532 of an operands array. Simplify.
1533 (init_cumulative_args): Rename to...
1534 (mips_init_cumulative_args): ...this. Use memset rather than a
1535 copy from a zeroed static. Use prototype_p and stdarg_p.
1536 (mips_arg_info): Rename to...
1537 (mips_get_arg_info): ...this and put the INFO argument first.
1538 (function_arg): Rename to...
1539 (mips_function_arg): ...this and use "rtx" instead of
1540 "struct rtx_def *". Only split structures into chunks if
1541 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
1542 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
1543 comparison with REAL_TYPE. Rename local variable REG to REGNO
1544 and make it unsigned.
1545 (function_arg_advance): Rename to...
1546 (mips_function_arg_advance): ...this.
1547 (function_arg_boundary): Rename to...
1548 (mips_function_arg_boundary): ...this.
1549 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
1551 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
1552 comparison with REAL_TYPE.
1553 (mips_function_value): Remove the FUNC argument. Rename local
1554 variable UNSIGNEDP to UNSIGNED_P.
1555 (mips_return_in_memory): Use IN_RANGE.
1556 (mips_setup_incoming_varargs): Pass a boolean rather than an int
1557 to FUNCTION_ARG_ADVANCE.
1558 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
1559 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
1560 SIZE and RSIZE if needed.
1561 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
1563 (build_mips16_function_stub): Rename to...
1564 (mips16_build_function_stub): ...this.
1565 (build_mips16_call_stub): Rename to...
1566 (mips16_build_call_stub): ...this. Make static, and return a
1567 "bool" rather than an "int". Rename the ARG_SIZE argument to
1568 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
1569 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
1570 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
1572 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
1573 are not sibling ones.
1574 (mips_emit_fcc_reload): Rename to...
1575 (mips_expand_fcc_reload): ...this.
1576 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1578 (mips_expand_unaligned_load): Rename to...
1579 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1580 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
1582 (mips_expand_unaligned_store): Rename to...
1583 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1584 and BITPOS arguments type "HOST_WIDE_INT".
1585 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
1586 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
1588 (mips_init_split_addresses): Replace with...
1589 (mips_split_addresses_p): ...this new function.
1590 (mips_init_relocs): Check mips_split_addresses_p () rather than
1591 mips_split_addresses. Always initialize mips_split_p with booleans.
1592 (print_operand_reloc): Rename to...
1593 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
1595 (print_operand): Rename to...
1596 (mips_print_operand): ...this.
1597 (print_operand_address): Rename to...
1598 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
1599 (mips_in_small_data_p): Simplify.
1600 (mips_output_ascii): Remove the PREFIX argument and "register"
1601 keywords. Use the STRING parameter directly and cast to
1603 (mips16e_collect_argument_save_p): Use IN_RANGE.
1604 (mips_function_has_gp_insn): Simplify.
1605 (mips_set_return_address): Use BITSET_P.
1606 (mips_restore_gp): Use a separate statement to pick the base
1608 (mips_output_function_prologue): Use a local FRAME variable.
1609 (mips_save_reg): Pass booleans to mips_subword.
1610 (mips_expand_prologue): Use a local FRAME variable. Use
1611 cprestore_size to detect when .cprestore is needed.
1612 (mips_restore_reg): Use GP_REG_FIRST.
1613 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1614 rather than "int". Use local FRAME and REGNO variables.
1615 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1616 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1618 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
1619 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1620 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
1621 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
1622 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
1623 (builtin_description): Rename to...
1624 (mips_builtin_description): ...this.
1625 (mips_bdesc): Rename to...
1626 (mips_ps_bdesc): ...this.
1627 (sb1_bdesc): Rename to...
1628 (mips_sb1_bdesc): ...this.
1629 (dsp_bdesc): Rename to...
1630 (mips_dsp_bdesc): ...this.
1631 (dsp_32only_bdesc): Rename to...
1632 (mips_dsp_32only_bdesc): ...this.
1633 (bdesc_map): Rename to...
1634 (mips_bdesc_map): ...this.
1635 (bdesc_arrays): Rename to...
1636 (mips_bdesc_arrays): ...this.
1637 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
1638 Tweak error message.
1639 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
1640 Rename local variables I and J to OPNO and ARGNO respectively.
1641 Assert that the number of arguments is no more than the number of
1643 (mips_expand_builtin_compare): Use an array of arguments rather
1644 than an array of operands. Assert that the number of operands is
1646 (add_constant): Rename to...
1647 (mips16_add_constant): ...this. Use XNEW.
1648 (dump_constants_1): Rename to...
1649 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
1650 (dump_constants): Rename to...
1651 (mips16_emit_constants): ...this.
1652 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
1653 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
1654 Assign mips16_p to was_mips16_p.
1655 (mips_parse_cpu): Tweak warning message.
1656 (override_options): Rename to...
1657 (mips_override_options): ...this. Move the mips_cost initialization
1658 out of the "shared with GAS" block. Quote option names in error
1660 (mips_conditional_register_usage): Make local variable REGNO unsigned.
1661 (mips_order_regs_for_local_alloc): Remove register keyword.
1663 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1665 * system.h (IN_RANGE): Cast each argument individually.
1667 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1669 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
1670 MIPS16 code unless using o32 or o64.
1672 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1674 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
1675 for modes smaller than 4 bytes.
1676 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
1679 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1681 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
1682 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
1683 (ASM_OUTPUT_ALIGNED_BSS): Delete.
1684 * config/mips/mips.c (mips_output_aligned_bss): Delete.
1686 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1688 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
1689 sibling calls to "mips16" functions if the function satisfies
1690 const_call_insn_operand.
1692 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1694 * config/mips/mips.c (mips_va_start): Fix types in calls
1697 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1699 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
1702 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1704 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
1705 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
1706 instead of checking mips_isa.
1708 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1710 * doc/invoke.texi (-mpaired-single): Don't say that the option
1711 requires 64-bit code.
1712 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
1713 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
1714 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
1715 V2SF if ISA_MIPS32R2.
1716 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
1717 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
1718 to ISA_HAS_NMADD_NMSUB.
1719 (mips_split_doubleword_move): Handle V2SF.
1720 (mips_modes_tieable_p): New function.
1721 (override_options): Report a warning rather than an error when
1722 -mpaired-single is used on ISAs that don't support it; use
1723 ISA_HAS_PAIRED_SINGLE to check that case.
1724 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
1725 and DF move splitters with a single MOVE64 splitter, thereby adding
1726 a V2SF splitter too.
1727 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
1728 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
1729 (HALFMODE): Add V2SF.
1730 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
1731 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
1732 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
1733 (movv2sf_hardfloat_32bit): New pattern.
1734 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
1735 TARGET_DOUBLE_FLOAT conditions.
1737 2007-10-20 Jakub Jelinek <jakub@redhat.com>
1739 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
1740 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
1741 64-bit register in 64-bit libgcc.
1743 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
1745 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
1746 * config/avr/avr.h (LINK_SPEC): Likewise.
1747 (CRT_BINUTILS_SPECS): Likewsie.
1748 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1750 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1752 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
1753 and -Wfatal-errors together.
1755 2007-10-20 Alan Modra <amodra@bigpond.net.au>
1758 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
1759 change for vrsave, ie restore after frame pop.
1761 2007-10-19 David S. Miller <davem@davemloft.net>
1763 * config/sparc/niagara2.md: Fix copyright notice.
1765 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
1767 PR tree-optimization/23820
1768 PR tree-optimization/24309
1769 PR tree-optimization/33766
1770 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
1771 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
1772 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
1773 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
1774 * tree-loop-linear.c (perfect_loop_nest_depth): New.
1775 (linear_transform_loops): Use perfect_loop_nest_depth.
1776 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
1777 should have a single condition: their exit.
1779 2007-10-19 Richard Guenther <rguenther@suse.de>
1783 * stor-layout.c (layout_type): Assert that aggregates do not
1784 have their alias sets set.
1785 * alias.c (get_alias_set): Return alias set zero for incomplete
1786 types, return the alias set of the element for incomplete array
1787 types, but do not remember these.
1789 2007-10-19 Richard Guenther <rguenther@suse.de>
1792 2007-10-19 Richard Guenther <rguenther@suse.de>
1795 * tree.c (build_array_type): Do not re-layout unbound array
1798 2007-10-19 Richard Guenther <rguenther@suse.de>
1801 * tree.c (build_array_type): Do not re-layout unbound array
1804 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1806 * config/mips/mips.c (mips_canonicalize_comparison): Check
1807 mips_relational_operand_ok_p before trying to rewrite the test.
1808 Only calculate PLUS_ONE if needed.
1809 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1812 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1814 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1817 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1819 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1820 the call uses the incoming value of $2.
1822 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1824 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1825 rather then gen_rtx_MEM.
1826 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1828 (mips_set_return_address): Likewise.
1829 (mips_restore_gp): Likewise.
1831 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1833 * config/mips/mips.c (gpr_mode): Delete.
1834 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1835 instead of gpr_mode.
1836 (mips_for_each_saved_reg): Likewise.
1837 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1838 (override_options): Don't initialize gpr_mode.
1839 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1841 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1843 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1845 (mips_class_max_nregs): Calculate the smallest consituent register
1846 size and use that to determine an upper bound on the number of
1849 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1851 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1853 (mips_expand_epilogue): ...here.
1854 (mips_mdebug_abi_name): New function, split out from...
1855 (mips_file_start): ...here.
1856 (mips_hard_regno_mode_ok_p): New function, split out from...
1857 (override_options): ...here.
1858 (mips_expand_builtin_1): New function, split out from...
1859 (mips_expand_buitin): ...here. Abort if we don't recognize
1862 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1864 * config/mips/mips.c (build_mips16_function_stub): Load the
1865 target address into $1 before transfering the arguments.
1866 Don't use ".set noreorder".
1867 (build_mips16_call_stub): Likewise.
1869 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1871 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1872 (mips_output_64bit_xfer): Likewise.
1873 (mips16_fp_args): Rename to...
1874 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1875 with a DIRECTION argument. Use mips_output_32bit_xfer and
1876 mips_output_64bit_xfer.
1877 (build_mips16_function_stub): Update accordingly.
1878 (mips16_fpret_double): Delete.
1879 (build_mips16_call_stub): Update after above changes.
1880 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1881 of mips16_fpret_double. Use GP_REG_RETURN.
1883 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1885 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1886 use asm_out_file instead.
1887 (build_mips16_function_stub): Likewise.
1888 (build_mips16_call_stub, mips_output_function_prologue): Update
1891 2007-10-18 David S. Miller <davem@davemloft.net>
1893 Add Niagara-2 support.
1894 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1895 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1896 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1897 (include): Add inclusion of niagara2.md
1898 * config/sparc/sparc.c (niagara2_costs): New.
1899 (sparc_override_options): Add niagara2 entry to cpu_default[]
1900 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1901 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1902 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1903 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1904 (sparc64_initialize_trampoline): Likewise.
1905 (sparc_use_sched_lookahead): Likewise.
1906 (sparc_issue_rate): Likewise.
1907 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1909 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1910 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1911 TARGET_CPU_niagara2.
1912 (PROCESSOR_NIAGARA2): New.
1913 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1914 (BRANCH_COST): Likewise.
1915 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1916 * config/sparc/sol2.h: Likewise.
1917 * config/sparc/niagara2.md: New file.
1919 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1921 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1923 (mips_compute_frame_info): Remove associated code.
1924 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1926 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1928 * config/mips/mips-protos.h (compute_frame_size): Delete.
1929 * config/mips/mips.h: Update comments.
1930 * config/mips/mips.c (mips_frame_info): Remove initialized.
1931 (compute_frame_size): Rename to...
1932 (mips_compute_frame_info): ...this and make static. Remove the
1933 SIZE argument and return no value. Remove the setting of initialized.
1934 Update rest of file accordingly.
1935 (mips_set_return_address): Don't call compute_frame_size.
1936 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1937 Don't call compute_frame_size.
1939 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1941 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1942 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1943 mips_hard_frame_pointer_required.
1944 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1945 large MIPS16 frames.
1946 * config/mips/mips.c (mips_frame_pointer_required): New function.
1948 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1950 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1951 and hard_frame_pointer_offset.
1952 (mips_debugger_offset): Use hard_frame_pointer_offset.
1953 (mips16e_collect_argument_save_p): Likewise.
1954 (compute_frame_size): Initialize arg_pointer_offset and
1955 hard_frame_pointer_offset.
1956 (mips_initial_elimination_offset): Use them.
1957 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1958 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1960 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1962 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1964 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1965 "unsigned int" rather than "int" and put them with the other
1966 register-related fields. Put expanded comments above fields
1967 rather than to their right.
1968 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1969 with a NUM_REGS_PTR argument.
1970 (mips16e_save_restore_pattern_p): Update accordingly.
1971 (compute_frame_size): Clarify frame diagram. Rewrite.
1973 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1975 * config/mips/mips-ftypes.def: New file.
1976 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1977 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1978 (mips_function_type): Redefine using mips-ftypes.def.
1979 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1980 (mips_builtin_vector_type): New function.
1981 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1982 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1983 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1984 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1986 (mips_build_function_type): New function.
1987 (mips_init_builtins): Use it to create types lazily.
1989 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1991 * config/mips/mips.h (set_volatile): Delete.
1992 * config/mips/mips.c (set_volatile): Delete.
1993 (mips_print_operand_punctuation): New function, split out from
1994 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1995 Use the same character ordering in the code and the comments.
1996 Use a recursive call to handle '*'. Abort on unknown characters.
1997 (mips_init_print_operand_punct): New function, split out from
1999 (mips_print_int_branch_condition): New function, split out from
2000 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
2001 to report unexpected codes.
2002 (mips_print_float_branch_condition): New function, split out from
2003 print_operand. Use output_operand_lossage to report unexpected codes.
2004 (print_operand): Rework to use a case statement. Use the
2005 same letter ordering in the code and the comments. Use
2006 output_operand_lossage to report unexpected codes and
2007 reverse_condition to handle inverted branch conditions.
2008 (override_options): Use mips_init_print_operand_punct.
2010 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2012 * config/mips/mips.h: Move variable declarations to end of file and
2013 enclose them all in #ifndef USED_FOR_TARGET.
2014 * config/mips/mips.c: Reorder functions into more logical groups,
2015 and so that callees appear before callers. Put the targetm
2016 initializer at the end of the file. Remove forward static
2017 declarations where possible.
2018 (mips_init_builtins): Add "static" to definition.
2019 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2021 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2023 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2024 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2025 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2026 (mips_set_mips16_mode): Initialize min_anchor_offset and
2027 max_anchor_offset directly to constants.
2029 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2031 * config/mips/mips.c: Delete trailing whitespace.
2033 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2035 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2036 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2038 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2039 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2041 2007-10-18 David Daney <ddaney@avtrex.com>
2043 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2044 reg_offset variable to calculate register locations.
2046 2007-10-18 Richard Guenther <rguenther@suse.de>
2048 * tree-ssa.c (uid_ssaname_map_eq): New function.
2049 (uid_ssaname_map_has): Likewise.
2050 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2051 * tree-flow.h (struct gimple_df): Make default_defs a
2053 * tree-dfa.c (gimple_default_def): Deal with it.
2054 (set_default_def): Likewise.
2056 2007-10-18 Richard Guenther <rguenther@suse.de>
2058 * tree-flow.h (struct gimple_df): Make referenced_vars
2060 (uid_decl_map_eq): Declare.
2061 (uid_decl_map_hash): Likewise.
2062 * tree-ssa.c (uid_decl_map_eq): New function.
2063 (uid_decl_map_hash): Likewise.
2064 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2065 * tree-flow-inline.h (first_referenced_var): Deal with
2066 the referenced_vars representation change.
2067 (next_referenced_var): Likewise.
2068 * tree-dfa.c (referenced_var_lookup): Likewise.
2069 (referenced_var_check_and_insert): Likewise.
2070 (remove_referenced_var): Likewise.
2072 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2074 * config/mips/mips.c (mips_dwarf_register_span): New.
2075 (TARGET_DWARF_REGISTER_SPAN): Define.
2077 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2079 * config.gcc : update score-*-elf(extra_objs).
2080 * config/score/mac.md : Remove.
2081 * config/score/misc.md : Remove.
2082 * config/score/score7.md : Remove.
2083 * config/score/score-mdaux.h : Remove.
2084 * config/score/score-mdaux.c : Remove.
2085 * config/score/score-version.h : Remove.
2086 * config/score/score-generic.md : New.
2087 * config/score/score3.h : New.
2088 * config/score/score3.c : New.
2089 * config/score/score7.h : New.
2090 * config/score/score7.c : New.
2091 * config/score/mul-div.S : add flush_cache score3 support.
2092 * config/score/elf.h : Fix some typos.
2093 * config/score/score.md : merge score3 and score7 pattern.
2094 * config/score/score.c : use to seperate which target it used.
2095 * config/score/score.h : use to seperate the target macro.
2096 * config/score/score.opt : remove -mmac option , add -mscore3,
2097 -mscore3d and -march OPTION support.
2099 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2101 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2102 that the offset of a variable is not greater than the size
2105 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2107 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2108 atmega88p, atmega168p and atmega328p devices.
2109 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2110 (CRT_BINUTILS_SPECS): (Ditto.).
2111 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2113 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2115 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2117 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2118 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2119 (print_insn): Move declaration to ...
2120 * rtl.h (print_insn): ... here.
2122 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2124 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2125 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2126 m68k_sched_branch_type): Move declarations to ...
2127 * config/m68/m68k-protos.h: ... here.
2129 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2131 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2133 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2135 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2136 * config/avr/avr.h (LINK_SPEC): Likewise.
2137 (CRT_BINUTILS_SPECS): Likewsie.
2138 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2140 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2142 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2143 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2144 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2146 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2149 * reg-stack.c (move_for_stack_reg): Swap input argument of
2150 UNSPEC_TAN insn to the top of the stack.
2152 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2155 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2156 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2157 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2158 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2159 immediate shift value.
2160 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2161 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2162 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2163 Remove macros for !__OPTIMIZE__ case.
2165 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2167 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2169 (perform_var_substitution): Only DFS from real nodes. Don't test
2171 (unite_pointer_equivalences): Fix broken test.
2173 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2175 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2176 altivec sp_offset. Rearrange sp_offset assignments to
2177 correspond to stack adjustments. Use frame_reg_rtx for
2178 SPE register restores. Correct SPE stack adjustment.
2180 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2182 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
2183 * toplev.c (check_global_declaration_1): Use appropriate warning
2184 option instead of unnamed warning.
2185 * stor-layout.c (layout_decl): Likewise.
2186 * c-typeck.c (build_conditional_expr): Likewise.
2187 (build_compound_expr): Fix wrong comment.
2188 (build_binary_op): Use appropriate warning option instead of
2190 * cfgexpand.c (tree_expand_cfg): Likewise.
2191 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2192 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
2193 (execute_warn_function_return): Likewise.
2194 * stmt.c (warn_if_unused_value): Likewise.
2196 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
2198 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
2199 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
2201 (CRT_BINUTILS_SPECS): Likewsie.
2202 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2204 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
2207 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
2209 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2211 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
2212 (fini_dce): Only release them for the fast pass.
2213 (end_ud_dce): Delete.
2214 (rest_of_handle_ud_dce): Do not modify df_in_progress.
2215 Call fini_dce instead of end_ud_dce.
2216 (rest_of_handle_fast_dce): Do not modify df_in_progress.
2217 (run_fast_df_dce): Reset df_in_progress to false on exit.
2219 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2220 Maxim Kuvyrkov <maxim@codesourcery.com>
2222 * target.h (unspec_may_trap_p): New target hook.
2223 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
2224 * targhooks.c (default_unspec_may_trap_p): Default implementation of
2226 * targhooks.h (default_unspec_may_trap_p): Declare it.
2227 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
2228 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
2229 * rtl.h (may_trap_p_1): Declare.
2231 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
2232 override default hook implementation.
2233 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
2236 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2238 * doc/invoke.texi (Wextra): Move it just after Wall, list the
2239 options enabled by Wextra and mention Wuninitialized.
2241 2007-10-15 Nigel Stephens <nigel@mips.com>
2243 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2245 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2247 PR tree-optimization/33136
2248 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2250 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2252 PR tree-optimization/33735
2253 PR tree-optimization/33572
2254 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2255 2007-10-09's change.
2256 * except.c (duplicate_eh_regions): Don't look for prev_try
2257 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2259 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2262 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2263 __builtin_va_arg_pack-containing call stmt.
2265 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2267 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2270 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2272 PR tree-optimization/33619
2273 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2276 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2278 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2280 2007-10-15 Richard Guenther <rguenther@suse.de>
2282 * fold-const.c (extract_array_ref): Remove.
2283 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2284 generic address expression comparison folding. Remove
2285 the folding that used extract_array_ref.
2287 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2290 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2291 speculation type of insn can be changed before trying to do that.
2293 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2295 * dse.c (struct insn_info): Add 'frame_read' field.
2296 (scan_insn): For the call to a const function, set frame_read if
2297 reload has been run.
2298 If the insn reads the frame, kill the frame related stores.
2299 (scan_reads_nospill): Likewise.
2301 2007-10-14 Jason Merrill <jason@redhat.com>
2303 * tree-eh.c (optimize_double_finally): Don't assume that the
2304 cleanup we're duplicating is only one statement.
2306 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2308 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2309 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2310 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2311 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2312 tree-vect-transform.c: Fix comment typos.
2313 * doc/extend.texi: Fix a typo.
2315 * c-common.h: Remove the prototype for c_expand_body.
2316 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2317 * tree.h: Remove the prototype for fold_build_call_expr.
2319 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2321 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2323 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2325 * config/rs6000/aix53.h: New file.
2326 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2327 (TARGET_ALTIVEC_ABI): Same.
2328 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2329 (TARGET_ALTIVEC_ABI): Delete.
2330 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2331 stanza defaulting to aix5.3.
2333 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2335 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2336 (strmov): Use defined constants.
2337 (cmpstrnsi): Likewise.
2338 * config/i386/i386.c (decide_alg): Use defined constants.
2339 (ix86_expand_strlen): Likewise.
2341 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2343 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2344 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2345 (mode_for_reg_attrs, var_lowpart): New functions.
2346 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2347 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2348 or copy is known, set LOC to the SET that performs the set, instead
2350 (find_src_status, find_src_set_src): Remove LOC parameter.
2351 Replace INSN with the source value.
2352 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2353 handling MO_SET and MO_COPY. Update the calls to find_src_status
2354 and find_src_set_src.
2356 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2359 * config/i386/i386.md (strmov): Check for esi and edi usage.
2360 * config/i386/i386.c (decide_alg): Check whether we can use a
2361 rep prefix and adjust algorithm choice accordingly.
2362 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2364 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2366 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2368 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2370 * global.c (build_insn_chain): Formatting fixes.
2372 2007-10-12 Richard Guenther <rguenther@suse.de>
2374 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
2375 combining both operands require either both have single uses
2376 or combining to a constant.
2378 2007-10-12 Richard Guenther <rguenther@suse.de>
2381 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
2382 a rhs with side-effects or which is a load.
2383 (forward_propagate_into_cond): Also try combining both operands.
2385 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
2387 PR tree-optimization/33742
2388 * tree-vect-transform.c (vectorizable_operation): Return false
2389 if get_vectype_for_scalar_type for scalar_dest can't be determined.
2390 (vectorizable_call): Same for rhs_type and lhs_type.
2392 2007-10-12 Jakub Jelinek <jakub@redhat.com>
2394 PR tree-optimization/33645
2395 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
2396 pass it to walk_tree.
2397 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
2398 When calling set_is_used on a VAR_DECL, if data is not NULL and
2399 its DECL_UID is in the bitmap, call mark_all_vars_used on its
2400 DECL_INITIAL after clearing the bit in bitmap.
2401 (remove_unused_locals): Adjust mark_all_vars_used callers.
2402 Instead of removing unused global vars from unexpanded_var_list
2403 immediately record them in bitmap, call mark_all_vars_used on
2404 all used global vars from unexpanded_var_list and only purge
2405 global vars that weren't found used even during that step.
2407 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2409 * gthr-posix.h (__gthread_active_init): Create detached instead of
2410 joinable thread when testing whether threads are active on hppa-hpux.
2411 * gthr-posix95.h (__gthread_active_init): Likewise.
2413 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2416 * global.c (build_insn_chain): Include insn that occur between
2419 2007-10-11 Tom Tromey <tromey@redhat.com>
2421 * gengtype-yacc.y: Delete.
2423 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
2425 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
2426 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
2427 function_value_32, function_value_64, function_value_ms_64,
2428 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
2429 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
2432 2007-10-11 Richard Guenther <rguenther@suse.de>
2434 * gcse.c (hash_scan_set): If the next nonnote insn is in
2435 a different basic block insert the set.
2437 2007-10-11 Richard Guenther <rguenther@suse.de>
2440 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
2441 (verify_gimple_expr): Use it to verify pointer-to types for
2444 2007-10-11 Richard Guenther <rguenther@suse.de>
2447 * c-typeck.c (build_array_ref): Do not strip qualifiers from
2448 the array element type.
2450 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2452 PR rtl-optimization/33638
2453 * dse.c (struct insn_info): Remove 'stack_read' field,
2454 add 'stack_pointer_based' field.
2455 (record_store): For a store with non-constant base, record
2456 whether it is stack pointer based.
2457 (scan_insn): For the call to a const function, remove stack
2458 pointer based stores from the list of local active stores.
2459 (scan_reads_nospill): Delete code dealing with const functions.
2461 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
2463 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
2465 (conflict_p, set_conflict, set_conflicts): Likewise.
2466 * global.c (global_alloc): Likewise.
2467 * ra.h: Update prototypes.
2469 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
2471 * opth-gen.awk: Fixed generation of comment stating the origin
2474 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
2477 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2478 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2479 and '%}', respectively.
2482 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2483 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2484 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2486 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2490 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2491 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2492 syntax for ASSEMBLER_DIALECT.
2493 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2495 2007-10-10 Revital Eres <eres@il.ibm.com>
2497 * modulo-sched.c (check_nodes_order): Dump the final order of
2499 (get_sched_window): Add dump info.
2500 (calculate_order_params): Dump order params of the nodes.
2502 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2505 * ra-conflict.c (record_one_conflict_between_regnos,
2506 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
2507 (global_conflicts): Enhanced incorrect check.
2509 2007-10-09 Geoffrey Keating <geoffk@apple.com>
2511 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
2512 if flag_exceptions is not set.
2513 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
2514 assemble_name rather than incorrectly emulating it.
2516 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
2517 friends are removed from G++.
2519 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2521 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
2522 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
2523 enabling them is redundant. Don't check two times for
2526 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
2528 * ra-conflict.c (record_one_conflict_between_regnos): Revert
2530 (set_conflicts_for_earlyclobber): Likewise.
2531 (global_conflicts): Likewise.
2533 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2535 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2536 and '%}', respectively.
2538 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2540 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2541 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2543 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2546 2007-10-09 Richard Guenther <rguenther@suse.de>
2549 * gimplify.c (canonicalize_component_ref): Honor qualifiers
2550 of referenced structure and component.
2552 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2555 * ra-conflict.c (record_one_conflict_between_regnos,
2556 set_conflicts_for_earlyclobber, global_conflicts): Improved
2558 (global_conflicts): Removed incorrect check.
2560 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2562 PR tree-optimization/33615
2563 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
2564 if the statement might throw. Fix formatting.
2566 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2568 PR tree-optimization/33615
2569 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
2570 if the rhs might throw.
2572 2007-10-09 Jan Hubicka <jh@suse.cz>
2574 * invoke.texi (align-threshold, align-loop-iterations): Document.
2575 * final.c: Include cfgloop.h, params.h
2576 (compute_alignments): Dump decisions and compare them with loop
2577 structure; honor given parameters.
2578 (pass_compute_alignments): New dump file.
2579 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2580 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
2582 2007-10-09 James E. Wilson <wilson@specifix.com>
2584 PR tree-optimization/33655
2586 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
2587 convert it to bitsizetype before size_binop call.
2589 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2591 PR tree-optimization/33572
2592 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
2593 the absence of a corresponding edge from the exit block.
2595 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2598 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
2600 (sra_build_assignment): Likewise. Set up mask depending on
2601 precision, not type.
2602 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
2603 computing bit masks.
2604 (sra_build_elt_assignment): Don't view-convert from signed to
2606 (sra_explode_bitfield_assignment): Use bit-field type if
2607 possible. Use BYTES_BIG_ENDIAN.
2609 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
2612 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
2613 the original stmt can throw.
2614 (sra_build_bf_assignment): Fix type mismatch when applying negated
2617 2007-10-08 Geoffrey Keating <geoffk@apple.com>
2619 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
2620 '#pragma mark' to be executed at preprocessing time.
2622 2007-10-08 Ollie Wild <aaw@google.com>
2624 * varasm.c (compare_constant): Removed call to
2625 lang_hooks.expand_constant.
2626 (copy_constants): Removed call to lang_hooks.expand_constant.
2627 (compute_reloc_for_constant): Removed call to
2628 lang_hooks.expand_constant.
2629 (output_addressed_constants): Removed call to
2630 lang_hooks.expand_constant.
2631 (constructor_static_from_elts_p): Removed call to
2632 lang_hooks.expand_constant.
2633 (output_constant): Removed calls to lang_hooks.expand_constant.
2634 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2635 * langhooks-def.h (lhd_return_tree): Removed.
2636 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2637 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2638 * langhooks.c (lhd_return_tree): Removed.
2640 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
2642 * combine.c (setup_incoming_promotions): Ensure that
2643 arguments that have not undergone mode promotions do not
2644 incorrectly get marked as being sign- or zero-extended.
2646 2007-10-08 Richard Guenther <rguenther@suse.de>
2651 * fold-const.c (fold_binary): Use correct types in folding
2652 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
2653 and building of RROTATE_EXPR.
2655 2007-10-08 Richard Guenther <rguenther@suse.de>
2660 * fold-const.c (fold_binary): Use the correct types when
2661 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
2662 (fold_binary): Use the correct types when folding
2663 (-A) - B to (-B) - A.
2664 (fold_unary): Use the correct types when folding ~(X).
2666 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2668 * doc/invoke.texi (Wall): fix formatting issues.
2670 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
2672 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
2673 truncated shift counts.
2675 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2677 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2678 syntax for ASSEMBLER_DIALECT.
2679 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2681 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2682 Nathan Froyd <froydnj@codesourcery.com>
2684 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
2685 when determining whether to record INCOMING_RETURN_ADDR_RTX.
2687 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2690 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2692 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2693 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2694 the function, temporarily point the debug interface to the null one.
2696 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2698 PR tree-optimization/33655
2700 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
2703 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2705 PR tree-optimization/33572
2706 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
2707 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
2708 (update_ssa_across_abnormal_edges): ... this. Set slots in the
2710 (copy_edges_for_bb): Handle nonlocal label edges.
2711 (make_nonlocal_label_edges): Deleted.
2712 (optimize_inline_calls): Don't call it.
2714 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
2716 * gthr-single.h: Revert last change.
2718 2007-10-05 Michael Matz <matz@suse.de>
2721 * lower-subreg.c (decompose_multiword_subregs): Use
2722 validate_unshare_change().
2724 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
2726 * ra-conflict.c: Include "sparseset.h".
2727 (conflicts): Change to HOST_WIDEST_FAST_INT.
2728 (allocnos_live): Redefine variable as a sparseset.
2729 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
2731 (allocno_row_words): Removed global variable.
2732 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
2733 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
2734 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
2735 (record_one_conflict_between_regnos): Cache allocno values and reuse.
2737 (record_one_conflict): Update uses of allocnos_live to use
2738 the sparseset routines. Use set_conflicts_p.
2739 (mark_reg_store): Likewise.
2740 (set_reg_in_live): Likewise.
2741 (global_conflicts): Update uses of allocnos_live.
2742 Use the new adjacency list to visit an allocno's neighbors
2743 rather than iterating over all possible allocnos.
2744 Call set_conflicts_p to setup conflicts rather than adding
2746 * global.c: Comments updated.
2747 (CONFLICTP): Delete define.
2748 (regno_compare): New function. Add prototype.
2749 (global_alloc): Sort the allocno to regno mapping according to
2750 which basic blocks the regnos are referenced in. Modify the
2751 conflict bit matrix to a compressed triangular bitmatrix.
2752 Only allocate the conflict bit matrix and adjacency lists if
2753 we are actually going to allocate something.
2754 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
2755 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
2756 allocno's neighbors rather than iterating over all possible allocnos.
2757 (mirror_conflicts): Removed function.
2758 (dump_conflicts): Iterate over regnos rather than allocnos so
2759 that all dump output will be sorted by regno number.
2760 Use the FOR_EACH_CONFLICT macro.
2761 * ra.h: Comments updated.
2762 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
2763 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
2765 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
2766 (adjacency_list_d, adjacency_iterator_d): New types.
2767 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
2768 adjacency_iter_next, regno_basic_block): New static inline functions.
2769 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
2770 (conflict_p): Add function prototype.
2771 * sparseset.h, sparseset.c: New files.
2772 * Makefile.in (OBJS-common): Add sparseset.o.
2773 (sparseset.o): New rule.
2775 2007-10-05 Richard Guenther <rguenther@suse.de>
2778 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
2781 2007-10-05 Michael Matz <matz@suse.de>
2784 * function.c (match_asm_constraints_1): Check for input
2785 being used in the outputs.
2787 2007-10-05 Richard Guenther <rguenther@suse.de>
2789 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2791 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2794 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2795 subset checks. Make the cost of FPR -> FPR moves depend on
2796 mips_mode_ok_for_mov_fmt_p.
2798 2007-10-04 Doug Kwan <dougkwan@google.com>
2800 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2801 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2802 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2803 support of conditional variables.
2804 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2805 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2806 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2807 support of conditional variables.
2808 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2809 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2810 conditional variables.
2811 * gthr.h: Update comments to document new interface.
2813 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2815 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2818 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2820 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2822 2007-10-04 Richard Guenther <rguenther@suse.de>
2825 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2826 does not need to be of INTEGER_TYPE.
2827 (verify_gimple_2): New function split out from ...
2828 (verify_gimple_1): ... here. ICE if there was an error during
2831 2007-10-04 Michael Matz <matz@suse.de>
2833 PR rtl-optimization/33653
2834 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2835 * dse.c (scan_insn): Same.
2837 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2839 * config.gcc: Remove USE_GAS for m68k targets.
2841 2007-10-04 Richard Guenther <rguenther@suse.de>
2843 PR tree-optimization/33627
2844 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2845 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2847 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2848 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2850 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2852 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2853 commands_in_epilogues): Remove variables.
2854 (avr_file_start): Remove unneded initializations of commands_in_file,
2855 commands_in_prologues and commands_in_epilogues variables.
2856 (avr_file_end): Remove dead code.
2858 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2860 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2861 MOTOROLA is to true.
2863 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2866 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2867 (mips_split_doubleword_move): ...this.
2868 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2869 use natural endianness for multi-format FPR values.
2870 (mips_split_64bit_move): Rename to...
2871 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2872 Use move_doubleword_fpr* patterns for moves involving FPRs.
2873 (mips_save_reg): Update the call to mips_split_64bit_move.
2874 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2875 nonzero constant into an FPR if the constant can be forced to memory.
2876 * config/mips/mips.md: Update the splitter calls to
2877 mips_split_64bit_move.
2878 (UNSPEC_LOAD_DF_LOW): Rename to...
2879 (UNSPEC_LOAD_LOW): ...this.
2880 (UNSPEC_LOAD_DF_HIGH): Rename to...
2881 (UNSPEC_LOAD_HIGH): ...this.
2882 (UNSPEC_STORE_DF_HIGH): Rename to...
2883 (UNSPEC_STORE_WORD): ...this.
2884 (SPLITF): New mode iterator.
2885 (HALFMODE): New mode attribute.
2886 (movtf): New expander.
2887 (*movtf_internal): New define_insn_and_split.
2888 (move_doubleword_fpr<mode>): New expander.
2889 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2891 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2892 (mfhc1<mode>): ...these more general patterns.
2894 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2896 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2898 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2900 * gcse.c (hash_scan_set): Insert set in insn before note at
2901 the end of basic block.
2903 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2905 PR tree-optimization/33576
2906 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2907 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2908 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2909 (remove_iv): Declared.
2910 * lambda-code.c (remove_iv): Not static.
2911 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2912 Don't remove ivs there, save ivs in the buffer.
2914 2007-10-03 Jason Merrill <jason@redhat.com>
2917 * tree-eh.c (same_handler_p): New fn.
2918 (optimize_double_finally): New fn.
2919 (refactor_eh_r): New fn.
2920 (refactor_eh): New fn.
2921 (pass_refactor_eh): New pass.
2922 * tree-pass.h: Declare it.
2923 * passes.c (init_optimization_passes): Add it.
2925 2007-10-03 Doug Kwan <dougkwan@google.com>
2926 Richard Guenther <rguenther@suse.de>
2929 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2930 be conservative instead.
2932 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2935 * doc/invoke.texi (-fwhole-program): Document that Fortran
2936 doesn't support this option.
2938 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2941 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2944 2007-10-02 David Daney <ddaney@avtrex.com>
2946 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2947 against constant zero.
2948 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2951 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2953 * ra-conflict.c: New file.
2955 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2956 usage to DF_LIVE usage.
2957 (reload): Remove reference to df_get_live_top.
2958 * rtlanal.c (subreg_nregs_with_regno): New function.
2959 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2960 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2961 (df_has_eh_preds): Removed.
2962 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2963 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2965 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2966 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2967 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2968 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2969 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2970 (global_alloc): Turn off rescanning insns after call to
2971 global_conflicts and added call to set_preferences.
2972 (global_conflicts): Moved to ra-alloc.c.
2973 (set_preferences_1, set_preferences): New function.
2974 (mirror_conflicts): Changed types for various variables.
2975 (mark_elimination): Change DF_RA_LIVE
2976 usage to DF_LIVE usage.
2977 (build_insn_chain): Rewritten from scratch and made local.
2978 (print_insn_chain, print_insn_chains): New functions.
2979 (dump_conflicts): Do not print conflicts for fixed_regs.
2980 (rest_of_handle_global_alloc): Turn off insn rescanning.
2981 * hard-reg-set.h: Fixed comment.
2982 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2983 usage to DF_LIVE usage and delete refs to TOP sets.
2984 (block_alloc): Mark regs as live if they are in the artificial
2985 defs at top of block.
2986 (find_stack_regs): New function.
2987 (rest_of_handle_local_alloc): Changed urec problem to live
2988 problem and do not turn off df rescanning.
2989 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2990 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2991 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2992 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2993 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2994 fields in df_ref_flags. The rest have been renumbered.
2995 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2997 * rtl.h (subreg_nregs_with_regno): New function.
2998 * df-problems.c: (df_get_live_out, df_get_live_in,
2999 df_get_live_top): Removed reference to DF_RA_LIVE.
3000 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
3001 df_live_alloc, df_live_reset, df_live_local_finalize,
3002 df_live_free): Make top set only if different from in set.
3003 (df_lr_top_dump, df_live_top_dump): Only print top set if
3004 different from in set.
3005 (df_lr_bb_local_compute): Removed unnecessary check.
3006 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
3007 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
3008 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
3009 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
3010 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
3011 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
3012 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
3013 df_urec_add_problem): Removed.
3014 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
3016 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
3017 * basic_block.h (bb_has_abnormal_pred): New function.
3018 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
3019 usage to DF_LIVE usage.
3021 2007-10-02 Revital Eres <eres@il.ibm.com>
3023 * config/rs6000/predicates.md (easy_vector_constant): Return false
3024 for 750CL paired vectors.
3025 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3027 (vec_initv2sf): Add new description.
3028 (vconcatsf): Likewise.
3029 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3030 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3032 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3034 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3035 sinking the last stmt in a BB.
3037 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3040 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3041 (sra_hash_tree): Handle BIT_FIELD_REFs.
3042 (sra_elt_hash): Don't hash bitfld blocks.
3043 (sra_elt_eq): Skip them in parent compares as well. Handle
3045 (build_element_name_1): Handle BIT_FIELD_REFs.
3046 (instantiate_element): Propagate nowarn from parents. Create
3047 BIT_FIELD_REF for variables that are widened by scalarization.
3048 Gimple-zero-initialize all bit-field variables that are not
3049 part of parameters that are going to be scalarized on entry.
3050 (instantiate_missing_elements_1): Return the sra_elt.
3051 (canon_type_for_field): New.
3052 (try_instantiate_multiple_fields): New. Infer widest possible
3053 access mode from decl or member type, but clip it at word
3054 size, and only widen it if a field crosses an alignment
3056 (instantiate_missing_elements): Use them.
3057 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3058 (scalar_bitfield_p): New.
3059 (sra_build_assignment): Optimize assignments from scalarizable
3060 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3063 (sra_build_bf_assignment): New. Optimize assignments to
3064 scalarizable BIT_FIELD_REFs.
3065 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3066 assignments to full variables.
3067 (generate_copy_inout): Use the new macros and functions.
3068 (generate_element_copy): Likewise. Handle bitfld differences.
3069 (generate_element_zero): Don't recurse for blocks. Use
3070 sra_build_elt_assignment.
3071 (generate_one_element_init): Take elt instead of var. Use
3072 sra_build_elt_assignment.
3073 (generate_element_init_1): Adjust.
3074 (bitfield_overlap_info): New struct.
3075 (bitfield_overlaps_p): New.
3076 (sra_explode_bitfield_assignment): New. Adjust widened
3077 variables to account for endianness.
3078 (sra_sync_for_bitfield_assignment): New.
3079 (scalarize_use): Re-expand assignment to/from scalarized
3080 BIT_FIELD_REFs. Explode or sync needed members for
3081 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3082 (scalarize_copy): Use REPLDUP.
3083 (scalarize_ldst): Move assert before dereference. Adjust EH
3085 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3087 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3089 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3090 Rename CR_* constants to CMP_*. Fix spacing.
3092 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3095 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3096 to be processed with the special script doc/install.texi2html.
3098 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3100 * doc/invoke.texi (Wall): List the options enabled by Wall.
3101 (Wstrict-aliasing): Add missing @option.
3103 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3105 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3106 rather than gen_lowpart to change a register from DImode to DFmode.
3107 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3108 both FROM and TO are integer modes that are no bigger than 4 bytes.
3109 (mips_mode_ok_for_mov_fmt_p): New function.
3110 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3111 (mips_secondary_reload_class): Tweak formatting and comments.
3112 Use reg_class_subset_p instead of direct comparisons with
3113 classes. Only allow direct FPR<->FPR moves for modes that
3114 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3115 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3116 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3117 (*movdi_64bit): Likewise.
3118 (*movsi_internal): Likewise.
3119 (*movhi_internal): Likewise.
3120 (*movqi_internal): Likewise.
3122 2007-09-30 Diego Novillo <dnovillo@google.com>
3125 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3128 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3130 PR tree-optimization/33597
3131 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3132 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3134 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3136 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3137 instead of variants of (!reload_in_progress && !reload_completed).
3138 (x86_expand_vector_move): Ditto.
3140 2007-09-28 Ollie Wild <aaw@google.com>
3143 2007-09-27 Ollie Wild <aaw@google.com>
3145 * varasm.c (compare_constant): Removed call to
3146 lang_hooks.expand_constant.
3147 (copy_constants): Removed call to lang_hooks.expand_constant.
3148 (compute_reloc_for_constant): Removed call to
3149 lang_hooks.expand_constant.
3150 (output_addressed_constants): Removed call to
3151 lang_hooks.expand_constant.
3152 (constructor_static_from_elts_p): Removed call to
3153 lang_hooks.expand_constant.
3154 (output_constant): Removed calls to lang_hooks.expand_constant.
3155 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3156 * langhooks-def.h (lhd_return_tree): Removed.
3157 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3158 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3159 * langhooks.c (lhd_return_tree): Removed.
3161 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3164 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3165 argument to gen_selb.
3167 2007-09-28 Chao-ying Fu <fu@mips.com>
3169 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3170 * doc/libgcc.texi (Fixed-point fractional library routines):
3171 Fix typos for neg and cmp functions.
3173 2007-09-28 Michael Matz <matz@suse.de>
3175 PR rtl-optimization/33552
3176 * function.c (match_asm_constraints_1): Check for overlap in
3177 inputs and replace all occurences.
3179 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
3181 * config/mips/mips.c (override_options): Fix comment typo.
3183 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3185 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
3186 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
3187 * config/bfin/t-bfin-linux (crti.o): Don't build.
3189 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3190 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
3192 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3194 2007-09-27 Ollie Wild <aaw@google.com>
3196 * varasm.c (compare_constant): Removed call to
3197 lang_hooks.expand_constant.
3198 (copy_constants): Removed call to lang_hooks.expand_constant.
3199 (compute_reloc_for_constant): Removed call to
3200 lang_hooks.expand_constant.
3201 (output_addressed_constants): Removed call to
3202 lang_hooks.expand_constant.
3203 (constructor_static_from_elts_p): Removed call to
3204 lang_hooks.expand_constant.
3205 (output_constant): Removed calls to lang_hooks.expand_constant.
3206 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3207 * langhooks-def.h (lhd_return_tree): Removed.
3208 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3209 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3210 * langhooks.c (lhd_return_tree): Removed.
3212 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3215 * expr.c (emit_group_load_1): Split constant double when destination
3216 length is half source length.
3218 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3220 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
3221 (mips_cpu_info): Add tune_flags.
3222 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
3223 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
3225 (override_options): Remove deprecation code. Use branch-likely
3226 instructions for optimize_size or if the tuning flags do not
3227 suggest otherwise. Tweak warning.
3228 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
3230 2007-09-27 Matthias Klose <doko@ubuntu.com>
3232 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
3233 multilib osdirname if it exists.
3234 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
3236 2007-09-27 Ian Lance Taylor <iant@google.com>
3238 PR tree-optimization/33565
3239 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
3240 assignments of comparisons.
3241 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3242 parameter. Change caller. Defer overflow warnings around call to
3244 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3245 TREE_NO_WARNING is set on the statement.
3246 * tree-ssa-forwprop.c
3247 (tree_ssa_forward_propagate_single_use_vars): Don't test
3248 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3249 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3251 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3253 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3254 reduce offset by units of 0x10000 for SPE vector modes or modes
3255 used with E500 double instructions.
3257 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3259 * simplify-rtx.c (comparison_result): New.
3260 (simplify_const_relational_operation): Use it instead of the five
3261 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3262 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3263 optimizations. Extract nonzero_address_p optimizations into a
3264 separate "if" together with optimizations where op1 is const0_rtx.
3265 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3266 floating-point arguments too when appropriate. Hoist test for ABS
3267 outside the final switch statement.
3268 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3269 folded_arg0 if we found a constant equivalent. Remove
3270 transformations done in simplify-rtx.c for "op0 RELOP op0".
3272 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3274 * builtins.c (expand_builtin, expand_builtin_object_size,
3275 expand_builtin_memory_chk, maybe_emit_chk_warning,
3276 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3278 * expr.c (expand_expr_real_1): Likewise.
3279 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3280 (lhd_print_error_function): Add third argument.
3281 * langhooks.h (struct diagnostic_info): Add forward decl.
3282 (struct lang_hooks): Add third argument to print_error_function.
3283 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3284 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3286 (diagnostic_report_current_function): Likewise.
3287 * toplev.c (announce_function): Pass NULL as second argument to
3288 diagnostic_set_last_function.
3289 * diagnostic.c (diagnostic_report_current_function): Add second
3290 argument, pass it as third argument to lang_hooks.print_error_function.
3291 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3292 to diagnostic_report_current_function.
3293 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3294 and message.abstract_origin.
3295 (verbatim): Initialize abstract_origin.
3296 * pretty-print.h (text_info): Add abstract_origin field.
3297 * pretty-print.c (pp_base_format): Handle %K.
3298 * langhooks.c (lhd_print_error_function): Add third argument. If
3299 diagnostic->abstract_origin, print virtual backtrace.
3300 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3301 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3302 (init_dynamic_diag_info): Likewise.
3304 2007-09-26 David Daney <ddaney@avtrex.com>
3307 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3308 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3309 sync_old_nand<mode>, sync_new_nand<mode>,
3310 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3311 Update length attributes.
3312 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3313 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3315 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3316 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3317 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3320 2007-09-26 Richard Guenther <rguenther@suse.de>
3322 PR tree-optimization/33563
3323 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3324 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3326 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3327 get_use_of_stmt_lhs.
3329 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3332 * c-common.c (complete_array_type): Diagnose too-large arrays and
3333 set type to error_mark_node.
3335 2007-09-26 Richard Guenther <rguenther@suse.de>
3337 PR tree-optimization/30375
3338 PR tree-optimization/33560
3339 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3343 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3345 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3346 (dse_global_data): Add aggregate_vardecl field.
3347 (dse_possible_dead_store_p): New.
3348 Add prev_defvar variable.
3349 Allow immediate uses and previous immediate uses to differ
3350 if they are setting different parts of the whole.
3351 (get_aggregate_vardecl): New.
3352 (dse_record_partial_aggregate_store): New.
3353 (dse_whole_aggregate_clobbered_p): New.
3354 (dse_partial_kill_p): New.
3355 Call dse_maybe_record_aggregate_store().
3356 When checking whether a STMT and its USE_STMT refer to the
3357 same memory address, check also for partial kills that clobber
3359 Move some variable definitions to the block where they are used.
3360 (aggregate_vardecl_hash): New.
3361 (aggregate_vardecl_eq): New.
3362 (aggregate_vardecl_free): New.
3363 (aggregate_whole_store_p): New.
3364 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3365 Mark which aggregate stores we care about.
3367 2007-09-25 DJ Delorie <dj@redhat.com>
3370 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
3373 2007-09-25 Michael Meissner <michael.meissner@amd.com>
3376 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
3377 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
3378 for vector int32 -> int64 conversions. Don't write beyond the end
3379 of the allocated vector for int32 -> int64 conversions.
3381 2007-09-25 Revital Eres <eres@il.ibm.com>
3383 * config/rs6000/paired.h (paired_sel): New.
3384 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
3385 (rs6000_expand_ternop_builtin): Pass zero const_double operand
3386 when expanding selv2sf.
3387 * config/rs6000/rs6000.h (rs6000_builtins): Add
3388 PAIRED_BUILTIN_SELV2SF4.
3390 2007-09-25 Joseph Myers <joseph@codesourcery.com>
3393 * c-typeck.c (default_conversion): Call require_complete_type
3394 before perform_integral_promotions.
3395 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
3396 (build_c_cast): Call require_complete_type except for casts to
3398 (convert_for_assignment): Call require_complete_type.
3400 2007-09-25 Revital Eres <eres@il.ibm.com>
3402 * config/spu/spu.md: Fix doloop pattern.
3404 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
3406 * config/bfin/bfin.c (expand_prologue_reg_save,
3407 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
3408 and ASTAT moved here...
3409 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3410 ... from here. New argument ALL; callers changed.
3411 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
3412 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
3413 have the "saveall" attribute.
3415 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3417 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
3419 (INCOMING_REGNO, OUTGOING_REGNO): Define.
3420 * config/mmix/mmix.c (mmix_opposite_regno): New function.
3421 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
3423 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
3424 with REG_P tests before REGNO access.
3426 2007-09-24 DJ Delorie <dj@redhat.com>
3429 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
3431 (movqicc_<code>_<mode>): Likewise.
3432 (movhicc_<code>_<mode>): Likewise.
3434 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
3437 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
3438 register for reload.
3440 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
3443 * config/i386/i386.c (ix86_comp_type_attributes): Check
3446 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3448 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
3449 "move.l %a4,%a4" to produce nops.
3450 * config/m68k/m68k.c (override_options): Reset align options,
3451 if neccessary align macro isn't avaible.
3453 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3455 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
3457 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3459 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
3461 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
3462 reload is completed.
3463 (peephole pattern): Convert most of them to RTL peephole pattern.
3465 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3467 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
3468 (moved from fp compare patterns).
3469 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
3470 Cleanup predicates to relieve reload.
3471 (conditional_trap): Reject conditional trap with fp condition.
3472 * config/m68k/predicates.md (fp_src_operand): New, reject
3473 certain constants early.
3475 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3477 * final.c (final_scan_insn): Remove accidentally duplicated code.
3479 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3481 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
3482 Allow --with-tune=cell and --with-cpu=cell.
3484 2007-09-24 David Edelsohn <edelsohn@gnu.org>
3486 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
3487 * config/rs6000/rs6000.opt (swdiv): Change option to ...
3489 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
3491 (TARGET_BUILTIN_RECIPROCAL): Use it.
3492 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
3493 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
3494 (rs6000_emit_swrsqrtsf): New.
3495 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
3497 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
3498 (divsf3): Remove swdiv support.
3501 (rsqrt_internal1): New.
3502 (divdf3): Remove swdiv support.
3505 2007-09-24 Jakub Jelinek <jakub@redhat.com>
3508 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
3510 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
3511 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
3512 * tree.c (type_hash_eq): For FUNCTION_TYPE use
3513 lang_hooks.type.type_hash_eq in addition to generic tests.
3515 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
3516 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
3518 * tree-inline.h (eni_weights): Add field target_builtin_cost to
3519 reflect the cost per call to a target specific builtin.
3520 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
3521 call to a target specific builtin, then use target_builtin_call_cost.
3522 (init_inline_once): Initialize target_builtin_call_cost field.
3524 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
3527 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
3530 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
3532 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3533 * configure: Regenerated.
3535 2007-09-23 Ollie Wild <aaw@google.com>
3537 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
3539 (get_pointer_modulus_and_residue): New function.
3541 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3543 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
3544 combine an SC return value into a single register.
3546 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3548 * opth-gen.awk (target_flags_explicit): Declare.
3549 * toplev.h (target_flags_explicit): Delete declaration.
3550 * toplev.c (target_flags): Likewise.
3551 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
3552 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
3553 Never return true for TARGET_MIPS16.
3554 * config/mips/mips.c (mips_llsc): Delete.
3555 (mips_handle_option): Remove -mllsc handling.
3556 (mips_strip_unspec_address): Tweak comment.
3557 * config/mips/mips.opt (mllsc): Use a target mask.
3559 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3561 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
3562 word_mode as well as Pmode.
3564 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3566 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
3567 parameters from word_mode to the subword type if such a truncation
3570 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3572 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
3573 * configure: Regenerated.
3575 2007-09-23 Jan Hubicka <jh@suse.cz>
3577 * params.def (INLINE_CALL_COST): Set to 12.
3578 * invoke.texi (inline-call-cost): Update default value.
3580 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
3582 * config/alpha/alpha.md (movti): Use operand_subword for the split.
3584 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
3585 Revital Eres <eres@il.ibm.com>
3587 * modulo-sched.c (doloop_register_get): Rewrite the loop which
3588 checks whether the count_reg is found outside the control part.
3590 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3592 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
3593 instead of checking CALL_EXPR_FN directly to test for builtins.
3594 If error or warning attributes are present, print
3595 error resp. warning.
3596 * c-common.c (handle_error_attribute): New function.
3597 (c_common_attribute_table): Add error and warning
3599 * doc/extend.texi: Document error and warning attributes.
3601 * tree.h (block_nonartificial_location): New prototype.
3602 * tree.c (block_nonartificial_location): New function.
3603 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
3604 if artificial attribute is present on abstract inline decl.
3605 * c-common.c (handle_artificial_attribute): New function.
3606 (c_common_attribute_table): Add artificial attribute.
3607 * final.c (override_filename, override_linenum): New variables.
3608 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
3609 and override_linenum if inside of a block inlined from
3610 __attribute__((__artificial__)) function.
3611 (notice_source_line): Honor override_filename and override_linenum.
3612 * doc/extend.texi: Document __attribute__((__artificial__)).
3613 * config/i386/emmintrin.h: Add __artificial__ attribute to
3614 all __always_inline__ functions.
3615 * config/i386/mmintrin.h: Likewise.
3616 * config/i386/tmmintrin.h: Likewise.
3617 * config/i386/mm3dnow.h: Likewise.
3618 * config/i386/pmmintrin.h: Likewise.
3619 * config/i386/ammintrin.h: Likewise.
3620 * config/i386/xmmintrin.h: Likewise.
3621 * config/i386/smmintrin.h: Likewise.
3622 * config/i386/bmmintrin.h: Likewise.
3623 * config/i386/mmintrin-common.h: Likewise.
3626 * expr.c (expand_constructor): New function.
3627 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
3628 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
3631 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3633 * config/mips/mips.c (dump_constants_1): Generalize to include
3634 fractional and accumulator modes.
3636 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3638 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
3639 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
3641 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
3642 TARGET_HARD_FLOAT when testing whether -mpaired-single is
3644 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
3646 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
3648 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
3649 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
3651 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
3652 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
3653 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
3655 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
3657 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
3658 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
3659 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
3661 2007-09-22 Jason Merrill <jason@redhat.com>
3664 * attribs.c (lookup_attribute_spec): Split out...
3665 (decl_attributes): From here.
3666 * tree.h: Declare it.
3668 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3670 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
3672 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3674 * tree-inline.c (remap_type_1): Correctly chain variants.
3676 2007-09-22 Richard Guenther <rguenther@suse.de>
3678 PR tree-optimization/33146
3679 * fold-const.c (fold_binary): Use the original tree
3681 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
3682 also changes "sign".
3684 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3687 * except.c (finish_eh_generation): Call commit_edge_insertions if
3688 there are insns queued on the entry edge.
3689 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
3692 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3694 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
3696 2007-09-19 Michael Meissner <michael.meissner@amd.com>
3698 * config/i386/i386.c: Delete trailing whitespace.
3699 * config/i386/i386.h: Ditto.
3700 * config/i386/bmmintrin.h: Ditto.
3701 * config/i386/sync.md: Ditto.
3702 * config/i386/ppro.md: Ditto.
3703 * config/i386/mmx.md: Ditto.
3704 * config/i386/constraints.md: Ditto.
3705 * config/i386/sse.md: Ditto.
3706 * config/i386/athlon.md: Ditto.
3707 * config/i386/i386.md: Ditto.
3709 2007-09-21 Richard Guenther <rguenther@suse.de>
3711 PR tree-optimization/33508
3712 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
3713 quadratic loop by keeping a bitmap of variables we have
3714 to clobber all subvariables for.
3715 (set_initial_properties): Likewise.
3717 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
3719 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
3721 2007-09-20 Nigel Stephens <nigel@mips.com>
3722 Chao-ying Fu <fu@mips.com>
3724 * c-decl.c (finish_declspecs): When _Sat is used without
3725 _Fract or _Accum, set the default type to cts_fract.
3726 This avoids a warning of "type defaults to int".
3728 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3730 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
3731 bit-fields wider than one bit.
3733 2007-09-20 Jakub Jelinek <jakub@redhat.com>
3736 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
3738 * dbxout.c (dbxout_type): Likewise.
3742 * gimplify.c (gimplify_vla_decl): New function.
3743 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
3745 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
3747 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3749 * doc/invoke.texi (-minterlink-mips16): Document.
3750 * config/mips/mips.opt (minterlink-mips16): New option.
3751 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
3754 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3756 * doc/extend.texi (Attribute Syntax): Remove old speculative
3759 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
3761 * combine.c: Include cgraph.h.
3762 (setup_incoming_promotions): Rework to allow more aggressive
3763 elimination of sign extensions when all call sites of the
3764 current function are known to lie within the current unit.
3766 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3768 * dse.c (find_shift_sequence): No-op rework of control flow.
3770 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3772 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
3773 GPR for DCmode on 64-bit targets. Remove redundant fallback.
3775 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3777 * cfgexpand.c (dump_stack_var_partition): Use the correct
3778 index for the offset.
3780 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3782 * config/mips/sde.h: Switch to GPLv3.
3784 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3786 * tree-sra.c (decide_block_copy): Decide if there are groups.
3788 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3790 * config/m68k/m68k.c (output_move_himode): Remove jump table
3792 config/m68k/m68k.md (lea): Likewise.
3793 * config/m68k/m68k.c (print_operand_address): Use simple pc
3794 relative addressing.
3796 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3798 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3799 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3801 (asm_insn_count): Pass template as second argument to it.
3802 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3803 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3804 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3805 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3806 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3807 (sh_insn_length_adjustment): Pass template as second argument to it.
3808 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3810 * config/bfin/bfin.md (define_asm_attributes): New.
3812 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3814 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3816 * config/bfin/print-sysroot-suffix.sh: New.
3817 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3818 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3819 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3820 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3821 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3822 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3823 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3824 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3825 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3826 (linux-sysroot-suffix.h): New target.
3827 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3828 (mspecld-anomaly): Likewise.
3829 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3830 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3831 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3832 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3833 (bfin_si_revision): Declare.
3834 (bfin_workarounds): Declare.
3835 (WA_SPECULATIVE_LOADS): Define.
3836 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3837 (WA_SPECULATIVE_SYNCS): Define.
3838 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3839 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3840 (LIB_SPEC): Add %s to the linker scripts.
3841 Use proper linker script for bf522, bf525, bf527,
3842 bf538, bf539, bf542, bf544, bf548, and bf549.
3843 * config/bfin/bfin.c (bfin_si_revision): Define.
3844 (bfin_workarounds): Define.
3845 (struct bfin_cpu): New.
3847 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3848 (override_options): Set bfin_workarounds.
3849 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3850 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3851 ENABLE_WA_SPECULATIVE_LOADS.
3852 (bfin_reorg): Likewise.
3853 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3854 macros for bf522, bf525, bf527, bf538, bf539,
3855 bf542, bf544, bf548, and bf549.
3856 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3857 Don't define __ID_SHARED_LIB__ when -msep-data.
3858 (TARGET_DEFAULT): Define as 0.
3859 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3860 * doc/invoke.texi (Blackfin Options): Document silicon
3861 revision part of -mcpu option and it now accepts bf522, bf525,
3862 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3864 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3866 * alias.c (memory_modified_1): Deconstify.
3867 (memory_modified_in_insn_p): Don't use const_note_stores.
3868 * rtl.h (const_note_stores): Delete.
3869 * rtlanal.c (const_note_stores): Likewise.
3871 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3873 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3876 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3880 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3881 (addsi_small_int): Likewise.
3882 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3883 (one_cmplsi2): Likewise.
3885 (enter_func): Expand insn using hard_frame_pointer_rtx and
3888 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3889 hard_frame_pointer_rtx instead of using REGNO() check.
3890 Properly sign extend GEN_INT() argument.
3892 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3894 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3896 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3897 alternatives with just jcc.
3898 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3899 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3900 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3901 dbge_hi, dbge_si): Likewise.
3903 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3905 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3906 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3907 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3908 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3909 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3911 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3913 * config/m68k/m68k-devices.def (51qe): New device.
3914 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3915 to all uses of FL_FOR_isa_c for compatibility.
3916 (all_microarchs): Add cfv1 microarchitecture.
3917 (m68k_handle_option): Handle m51qe option.
3918 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3919 (TUNE_CFV1): New macro.
3920 (enum uarch_type): Add ucfv1.
3921 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3923 2007-09-18 Richard Guenther <rguenther@suse.de>
3925 PR tree-optimization/31863
3926 * tree-ssa-structalias.c (create_variable_info_for): Always
3927 free the fieldstack.
3929 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3931 * opts.c (decode_options): Enable vectorization under -O3.
3933 2007-09-18 Richard Guenther <rguenther@suse.de>
3935 PR tree-optimization/33340
3936 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3937 SSA_NAMEs that occur in abnormal PHI nodes.
3939 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3941 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3942 Don't use const_get_call_expr_in.
3943 * tree-gimple.c (const_get_call_expr_in): Delete.
3944 * tree-gimple.h (const_get_call_expr_in): Likewise.
3946 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3948 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3949 not yet have a basic block.
3950 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3952 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3954 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3955 to both ".section"s.
3957 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3959 * config/mips/mips.c (mips_output_mi_thunk): Use
3960 mips_function_ok_for_sibcall and const_call_insn_operand
3961 to determine if a direct sibcall is allowed. Use
3962 mips_classify_symbol to determine a global pointer is needed.
3964 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3966 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3968 2007-09-17 Chao-ying Fu <fu@mips.com>
3969 Nigel Stephens <nigel@mips.com>
3971 * config/fixed-bit.h: New file.
3972 * config/fixed-bit.c: New file.
3973 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3975 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3977 * c-format.h (format_kind_info): Add alloc_char field.
3978 * c-format.c (scanf_flag_specs): Add 'm'.
3979 (scanf_flag_pairs): Add 'a', 'm' pair.
3980 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3981 (format_types_orig): Add alloc_char fields.
3982 (check_format_info_main): Rename aflag to alloc_flag.
3983 Handle fki->alloc_char. modifier after width and before length
3984 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3985 length modifiers as well.
3986 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3989 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3990 returned by build_call_expr.
3992 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3994 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3995 NULL for variable-sized records too.
3996 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3998 2007-09-17 Tom Tromey <tromey@redhat.com>
4000 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
4001 (c_builtin_function): Likewise.
4002 (grokdeclarator): Likewise.
4004 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
4006 PR rtl-optimization/26449
4007 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
4008 (seq_insns_valid_p): Removed.
4010 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
4012 * tree-nomudflap.c (gate_mudflap): New static function.
4013 (pass_mudflap_1): Use it as gate function.
4014 (pass_mudflap_2): Likewise.
4016 2007-09-17 Jan Hubicka <jh@suse.cz>
4020 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4022 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4024 PR tree-optimization/33319
4025 * tree-vect-analyze.c (vect_same_range_drs): New.
4026 (vect_vfa_range_equal): New.
4027 (vect_is_duplicate_ddr): Removed.
4028 (vect_mark_for_runtime_alias_test): Do not perform marking when
4029 optimizing for size or max_param for alias checking is zero.
4030 Move the function before vect_analyze_data_ref_dependence.
4031 (vect_analyze_data_ref_dependence): Add call to
4032 vect_mark_for_runtime_alias_test in two cases when dependence
4034 (vect_analyze_data_ref_dependences): Do not call to
4035 vect_mark_for_runtime_alias_test.
4036 (vect_prune_runtime_alias_test_list): New.
4037 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4038 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4039 Update vec_outside_cost.
4040 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4041 (vect_create_cond_for_alias_checks): Build the base address of data
4042 reference from DR_GROUP_FIRST_DR.
4043 (vect_loop_versioning): New.
4044 (vect_transform_loop): Add a call to vect_loop_versioning.
4045 Remove factored out code.
4047 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4050 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4053 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4055 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4056 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4057 Fix the call to insn_rtx_cost. Skip access sizes that require a
4058 real truncation of the store register. Use convert_move instead
4059 of gen_lowpart when narrowing the result.
4060 (replace_read): Use convert_move instead of gen_lowpart when
4061 narrowing the store rhs.
4063 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4065 * config/mips/mips.md (SHORT): Fix long line.
4066 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4067 to QImode and HImode.
4069 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4071 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4073 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4075 * tree-parloops.c: New file.
4076 * tree-ssa-operands.h (free_stmt_operands): Declare.
4077 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4079 * tree-pass.h (pass_parallelize_loops): Declare.
4080 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4082 (build_omp_regions_1): Allow analysing just a single OMP region and
4084 ( build_omp_regions_root, omp_expand_local): New functions.
4085 (build_omp_regions): Add argument to build_omp_regions_1 call.
4086 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4087 autoparallelization is run.
4088 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4089 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4090 pass_parallelize_loops): New.
4091 * common.opt (ftree-parallelize-loops): New.
4092 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4093 parallelize_loops): Declare.
4094 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4095 * Makefile.in (tree-parloops.o): Added.
4096 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4098 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4099 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4100 one extra edge as well.
4101 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4102 Use VEC_free to free doms vector.
4103 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4104 operands. Recompute operand caches in the new function.
4105 (move_sese_region_to_fn): Update loop info.
4106 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4107 * tree-ssa-operands.c (free_stmt_operands): New function.
4109 * doc/passes.texi: Document autoparallelization.
4110 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4112 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4115 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4118 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4120 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4121 the VEC is not NULL.
4122 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4123 get_vectype_for_scalar_type succeeded.
4124 (vectorizable_conversion): Likewise.
4126 2007-09-14 Jan Hubicka <jh@suse.cz>
4128 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4131 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4134 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4135 register when operands[2] equals operands[1].
4136 (remainderxf3): Ditto.
4138 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4139 Nigel Stephens <nigel@mips.com>
4141 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4142 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4143 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4145 (_Unwind_ForcedUnwind): Likewise.
4146 (_Unwind_Resume): Likewise.
4147 (_Unwind_Resume_or_Rethrow): Likewise.
4148 (_Unwind_Backtrace): Likewise.
4149 (_Unwind_SjLj_RaiseException): Likewise.
4150 (_Unwind_SjLj_ForcedUnwind): Likewise.
4151 (_Unwind_SjLj_Resume): Likewise.
4152 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4153 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4155 (_Unwind_ForcedUnwind): Likewise.
4156 (_Unwind_Resume): Likewise.
4157 (_Unwind_Resume_or_Rethrow): Likewise.
4158 (_Unwind_Backtrace): Likewise.
4159 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4160 (_Unwind_ForcedUnwind): Likewise.
4161 (_Unwind_RaiseException): Likewise.
4162 (_Unwind_Resume): Likewise.
4163 (_Unwind_Resume_or_Rethrow): Likewise.
4165 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4166 nomips16 mode when IN_LIBGCC2 with hard float.
4168 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4170 * config/mips/sdemtk.opt: Update to GPLv3.
4171 * config/mips/sdemtk.h: Likewise.
4173 2007-09-14 Nigel Stephens <nigel@mips.com>
4175 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4176 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4177 for mipsisa32-*-linux*.
4179 2007-09-14 Nigel Stephens <nigel@mips.com>
4180 David Ung <davidu@mips.com>
4181 Thiemo Seufer <ths@mips.com>
4182 Richard Sandiford <richard@codesourcery.com>
4184 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
4185 * configure.ac: Add a mipssde threading type.
4186 * configure: Regenerate.
4187 * config/mips/sdemtk.h: New file.
4188 * config/mips/t-sdemtk: Likewise.
4189 * config/mips/sdemtk.opt: Likewise.
4190 * gthr-mipssde.h: Likewise.
4191 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
4192 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
4193 (MIPS_ICACHE_SYNC): New macro, split from ...
4194 * config/mips/mips.md (clear_cache): ...here.
4195 * config/mips/mips.c (mips_save_reg_p): Check
4196 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
4197 (build_mips16_function_stub): Use targetm.strip_name_encoding.
4198 (build_mips16_call_stub): Likewise.
4200 2007-09-14 Richard Sandiford <richard@codesourcery.com>
4202 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
4204 2007-09-14 Jakub Jelinek <jakub@redhat.com>
4207 * config/ia64/ia64.c (find_gr_spill): Don't decrement
4208 current_frame_info.n_local_regs. Don't return emitted local
4210 (ia64_compute_frame_size): Improve unwind hack to put
4211 RP, PFS, FP in that order by allowing some of the registers
4212 been already emitted, as long as they are emitted to the
4215 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4217 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
4218 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
4219 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
4221 2007-09-13 Eric Christopher <echristo@apple.com>
4222 Kenneth Zadeck <zadeck@naturalbridge.com>
4224 * dse.c (find_shift_sequence): New function.
4225 (replace_read): Add case to remove read if it requires shift.
4226 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
4228 2007-09-13 Tom Tromey <tromey@redhat.com>
4230 * c-common.c (fname_as_string): Update.
4231 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
4232 (c_lex_one_token): Update. Add 'parser' argument.
4233 (c_parser_simple_asm_expr): Update.
4234 (c_parser_attributes): Update.
4235 (c_parser_asm_statement): Update.
4236 (c_parser_asm_operands): Update.
4237 (c_parser_peek_token): Update.
4238 (c_parser_peek_2nd_token): Update.
4239 * c-lex.c (c_lex_string_translate): Remove.
4240 (c_lex_return_raw_strings): Likewise.
4241 (c_lex_with_flags): Added 'lex_flags' argument.
4242 (lex_string): Added 'translate' argument.
4243 * c-pragma.h (c_lex_with_flags): Update.
4244 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4245 (C_LEX_STRING_NO_TRANSLATE): New define.
4246 (C_LEX_RAW_STRINGS): Likewise.
4248 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4251 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4252 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4253 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4254 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4255 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4256 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4257 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4258 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4259 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4260 (bdesc_1arg): Add __builtin_bfin_ones.
4261 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4262 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4263 and __builtin_bfin_csqu_fr16.
4264 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4265 (ones): New define_insn.
4266 (ssaddhi3_parts): New define_insn.
4267 (sssubhi3_parts): New define_insn.
4268 (flag_mulhi_parts): New define_insn.
4270 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4272 * common.opt (femit-class-debug-always): Turn off by default.
4274 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4276 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4277 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4279 2007-09-13 James E. Wilson <wilson@specifix.com>
4281 PR tree-optimization/33389
4282 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4283 then set build_loads before returning.
4285 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4286 David Ung <davidu@mips.com>
4288 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4289 {d}addiu and a negative immediate such that it works with MIPS16
4292 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4295 * configure.ac (ld_vers): Support Linux linker.
4296 * configure: Regenerated.
4298 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4299 Sandra Loosemore <sandra@codesourcery.com>
4301 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4302 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4303 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4304 nomips16 into decl attributes.
4305 (TARGET_INSERT_ATTRIBUTES): Override.
4306 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4307 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4308 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4309 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4310 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4311 (mips_use_mips16_mode_p): Reimplement as a function that takes
4312 a decl and considers only decl attributes. If the decl is nested
4313 function, use its parent attributes.
4314 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4315 instead of SYMBOL_REF_MIPS16_FUNC_P.
4316 (mips_set_mips16_mode): Move call to sorry here from old
4317 mips_use_mips16_mode_p.
4318 (mflip_mips16_entry): New structure.
4319 (mflip_mips16_htab): New variable.
4320 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4321 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4322 (mips_merge_decl_attributes): New function.
4323 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4324 Use mips_use_mips16_mode_p.
4325 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4326 SYMBOL_REF_MIPS16_FUNC_P.
4327 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4329 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4331 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4333 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4336 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4338 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4339 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4340 Tony Linthicum <tony.linthicum@amd.com>
4342 * tree.h (function_args_iterator): New type to iterate over
4344 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4345 function arguments providing a pointer to the argument.
4346 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4347 function arguments providing the argument.
4348 (function_args_iter_init): Inline function to initialize
4349 function_args_iterator.
4350 (function_args_iter_cond_ptr): Inline function to return the next
4351 pointer to hold the argument.
4352 (function_args_iter_cond): Inline function to return the next
4354 (function_args_iter_cond_next): Advance the function args
4356 (stdarg_p): New function, return true if variable argument
4358 (prototype_p): New function, return true if function is
4360 (function_args_count): New function, count the number of arguments
4363 * tree.c (stdarg_p): New function, return true if variable
4365 (prototype_p): New function, return true if function is
4368 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4369 (TARGET_ROUND): New macro for the round/ptest instructions which
4370 are shared between SSE4.1 and SSE5.
4371 (OPTION_MASK_ISA_ROUND): Ditto.
4372 (OPTION_ISA_ROUND): Ditto.
4373 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4374 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4376 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4377 (-mfused-madd): New switch to give users control over whether the
4378 compiler optimizes to use the multiply/add SSE5 instructions.
4380 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
4381 m_ATHLON_K8_AMDFAM10, and change all uses.
4382 (enum pta_flags): Add PTA_SSE5.
4383 (ix86_handle_option): Turn off 3dnow if -msse5.
4384 (override_options): Add SSE5 support.
4385 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4387 (ix86_expand_sse_movcc): Add SSE5 support.
4388 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4389 vector type to the next largest size.
4390 (ix86_expand_sse5_pack): New function to use pperm to pack a
4391 vector type to the next smallest size.
4392 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4393 (IX86_BUILTIN_FMADDSD): Ditto.
4394 (IX86_BUILTIN_FMADDPS): Ditto.
4395 (IX86_BUILTIN_FMADDPD): Ditto.
4396 (IX86_BUILTIN_FMSUBSS): Ditto.
4397 (IX86_BUILTIN_FMSUBSD): Ditto.
4398 (IX86_BUILTIN_FMSUBPS): Ditto.
4399 (IX86_BUILTIN_FMSUBPD): Ditto.
4400 (IX86_BUILTIN_FNMADDSS): Ditto.
4401 (IX86_BUILTIN_FNMADDSD): Ditto.
4402 (IX86_BUILTIN_FNMADDPS): Ditto.
4403 (IX86_BUILTIN_FNMADDPD): Ditto.
4404 (IX86_BUILTIN_FNMSUBSS): Ditto.
4405 (IX86_BUILTIN_FNMSUBSD): Ditto.
4406 (IX86_BUILTIN_FNMSUBPS): Ditto.
4407 (IX86_BUILTIN_FNMSUBPD): Ditto.
4408 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4409 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4410 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4411 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4412 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4413 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4414 (IX86_BUILTIN_PPERM): Ditto.
4415 (IX86_BUILTIN_PERMPS): Ditto.
4416 (IX86_BUILTIN_PERMPD): Ditto.
4417 (IX86_BUILTIN_PMACSSWW): Ditto.
4418 (IX86_BUILTIN_PMACSWW): Ditto.
4419 (IX86_BUILTIN_PMACSSWD): Ditto.
4420 (IX86_BUILTIN_PMACSWD): Ditto.
4421 (IX86_BUILTIN_PMACSSDD): Ditto.
4422 (IX86_BUILTIN_PMACSDD): Ditto.
4423 (IX86_BUILTIN_PMACSSDQL): Ditto.
4424 (IX86_BUILTIN_PMACSSDQH): Ditto.
4425 (IX86_BUILTIN_PMACSDQL): Ditto.
4426 (IX86_BUILTIN_PMACSDQH): Ditto.
4427 (IX86_BUILTIN_PMADCSSWD): Ditto.
4428 (IX86_BUILTIN_PMADCSWD): Ditto.
4429 (IX86_BUILTIN_PHADDBW): Ditto.
4430 (IX86_BUILTIN_PHADDBD): Ditto.
4431 (IX86_BUILTIN_PHADDBQ): Ditto.
4432 (IX86_BUILTIN_PHADDWD): Ditto.
4433 (IX86_BUILTIN_PHADDWQ): Ditto.
4434 (IX86_BUILTIN_PHADDDQ): Ditto.
4435 (IX86_BUILTIN_PHADDUBW): Ditto.
4436 (IX86_BUILTIN_PHADDUBD): Ditto.
4437 (IX86_BUILTIN_PHADDUBQ): Ditto.
4438 (IX86_BUILTIN_PHADDUWD): Ditto.
4439 (IX86_BUILTIN_PHADDUWQ): Ditto.
4440 (IX86_BUILTIN_PHADDUDQ): Ditto.
4441 (IX86_BUILTIN_PHSUBBW): Ditto.
4442 (IX86_BUILTIN_PHSUBWD): Ditto.
4443 (IX86_BUILTIN_PHSUBDQ): Ditto.
4444 (IX86_BUILTIN_PROTB): Ditto.
4445 (IX86_BUILTIN_PROTW): Ditto.
4446 (IX86_BUILTIN_PROTD): Ditto.
4447 (IX86_BUILTIN_PROTQ): Ditto.
4448 (IX86_BUILTIN_PROTB_IMM): Ditto.
4449 (IX86_BUILTIN_PROTW_IMM): Ditto.
4450 (IX86_BUILTIN_PROTD_IMM): Ditto.
4451 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4452 (IX86_BUILTIN_PSHLB): Ditto.
4453 (IX86_BUILTIN_PSHLW): Ditto.
4454 (IX86_BUILTIN_PSHLD): Ditto.
4455 (IX86_BUILTIN_PSHLQ): Ditto.
4456 (IX86_BUILTIN_PSHAB): Ditto.
4457 (IX86_BUILTIN_PSHAW): Ditto.
4458 (IX86_BUILTIN_PSHAD): Ditto.
4459 (IX86_BUILTIN_PSHAQ): Ditto.
4460 (IX86_BUILTIN_FRCZSS): Ditto.
4461 (IX86_BUILTIN_FRCZSD): Ditto.
4462 (IX86_BUILTIN_FRCZPS): Ditto.
4463 (IX86_BUILTIN_FRCZPD): Ditto.
4464 (IX86_BUILTIN_CVTPH2PS): Ditto.
4465 (IX86_BUILTIN_CVTPS2PH): Ditto.
4466 (IX86_BUILTIN_COMEQSS): Ditto.
4467 (IX86_BUILTIN_COMNESS): Ditto.
4468 (IX86_BUILTIN_COMLTSS): Ditto.
4469 (IX86_BUILTIN_COMLESS): Ditto.
4470 (IX86_BUILTIN_COMGTSS): Ditto.
4471 (IX86_BUILTIN_COMGESS): Ditto.
4472 (IX86_BUILTIN_COMUEQSS): Ditto.
4473 (IX86_BUILTIN_COMUNESS): Ditto.
4474 (IX86_BUILTIN_COMULTSS): Ditto.
4475 (IX86_BUILTIN_COMULESS): Ditto.
4476 (IX86_BUILTIN_COMUGTSS): Ditto.
4477 (IX86_BUILTIN_COMUGESS): Ditto.
4478 (IX86_BUILTIN_COMORDSS): Ditto.
4479 (IX86_BUILTIN_COMUNORDSS): Ditto.
4480 (IX86_BUILTIN_COMFALSESS): Ditto.
4481 (IX86_BUILTIN_COMTRUESS): Ditto.
4482 (IX86_BUILTIN_COMEQSD): Ditto.
4483 (IX86_BUILTIN_COMNESD): Ditto.
4484 (IX86_BUILTIN_COMLTSD): Ditto.
4485 (IX86_BUILTIN_COMLESD): Ditto.
4486 (IX86_BUILTIN_COMGTSD): Ditto.
4487 (IX86_BUILTIN_COMGESD): Ditto.
4488 (IX86_BUILTIN_COMUEQSD): Ditto.
4489 (IX86_BUILTIN_COMUNESD): Ditto.
4490 (IX86_BUILTIN_COMULTSD): Ditto.
4491 (IX86_BUILTIN_COMULESD): Ditto.
4492 (IX86_BUILTIN_COMUGTSD): Ditto.
4493 (IX86_BUILTIN_COMUGESD): Ditto.
4494 (IX86_BUILTIN_COMORDSD): Ditto.
4495 (IX86_BUILTIN_COMUNORDSD): Ditto.
4496 (IX86_BUILTIN_COMFALSESD): Ditto.
4497 (IX86_BUILTIN_COMTRUESD): Ditto.
4498 (IX86_BUILTIN_COMEQPS): Ditto.
4499 (IX86_BUILTIN_COMNEPS): Ditto.
4500 (IX86_BUILTIN_COMLTPS): Ditto.
4501 (IX86_BUILTIN_COMLEPS): Ditto.
4502 (IX86_BUILTIN_COMGTPS): Ditto.
4503 (IX86_BUILTIN_COMGEPS): Ditto.
4504 (IX86_BUILTIN_COMUEQPS): Ditto.
4505 (IX86_BUILTIN_COMUNEPS): Ditto.
4506 (IX86_BUILTIN_COMULTPS): Ditto.
4507 (IX86_BUILTIN_COMULEPS): Ditto.
4508 (IX86_BUILTIN_COMUGTPS): Ditto.
4509 (IX86_BUILTIN_COMUGEPS): Ditto.
4510 (IX86_BUILTIN_COMORDPS): Ditto.
4511 (IX86_BUILTIN_COMUNORDPS): Ditto.
4512 (IX86_BUILTIN_COMFALSEPS): Ditto.
4513 (IX86_BUILTIN_COMTRUEPS): Ditto.
4514 (IX86_BUILTIN_COMEQPD): Ditto.
4515 (IX86_BUILTIN_COMNEPD): Ditto.
4516 (IX86_BUILTIN_COMLTPD): Ditto.
4517 (IX86_BUILTIN_COMLEPD): Ditto.
4518 (IX86_BUILTIN_COMGTPD): Ditto.
4519 (IX86_BUILTIN_COMGEPD): Ditto.
4520 (IX86_BUILTIN_COMUEQPD): Ditto.
4521 (IX86_BUILTIN_COMUNEPD): Ditto.
4522 (IX86_BUILTIN_COMULTPD): Ditto.
4523 (IX86_BUILTIN_COMULEPD): Ditto.
4524 (IX86_BUILTIN_COMUGTPD): Ditto.
4525 (IX86_BUILTIN_COMUGEPD): Ditto.
4526 (IX86_BUILTIN_COMORDPD): Ditto.
4527 (IX86_BUILTIN_COMUNORDPD): Ditto.
4528 (IX86_BUILTIN_COMFALSEPD): Ditto.
4529 (IX86_BUILTIN_COMTRUEPD): Ditto.
4530 (IX86_BUILTIN_PCOMEQUB): Ditto.
4531 (IX86_BUILTIN_PCOMNEUB): Ditto.
4532 (IX86_BUILTIN_PCOMLTUB): Ditto.
4533 (IX86_BUILTIN_PCOMLEUB): Ditto.
4534 (IX86_BUILTIN_PCOMGTUB): Ditto.
4535 (IX86_BUILTIN_PCOMGEUB): Ditto.
4536 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4537 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4538 (IX86_BUILTIN_PCOMEQUW): Ditto.
4539 (IX86_BUILTIN_PCOMNEUW): Ditto.
4540 (IX86_BUILTIN_PCOMLTUW): Ditto.
4541 (IX86_BUILTIN_PCOMLEUW): Ditto.
4542 (IX86_BUILTIN_PCOMGTUW): Ditto.
4543 (IX86_BUILTIN_PCOMGEUW): Ditto.
4544 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4545 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4546 (IX86_BUILTIN_PCOMEQUD): Ditto.
4547 (IX86_BUILTIN_PCOMNEUD): Ditto.
4548 (IX86_BUILTIN_PCOMLTUD): Ditto.
4549 (IX86_BUILTIN_PCOMLEUD): Ditto.
4550 (IX86_BUILTIN_PCOMGTUD): Ditto.
4551 (IX86_BUILTIN_PCOMGEUD): Ditto.
4552 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4553 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4554 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4555 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4556 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4557 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4558 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4559 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4560 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4561 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4562 (IX86_BUILTIN_PCOMEQB): Ditto.
4563 (IX86_BUILTIN_PCOMNEB): Ditto.
4564 (IX86_BUILTIN_PCOMLTB): Ditto.
4565 (IX86_BUILTIN_PCOMLEB): Ditto.
4566 (IX86_BUILTIN_PCOMGTB): Ditto.
4567 (IX86_BUILTIN_PCOMGEB): Ditto.
4568 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4569 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4570 (IX86_BUILTIN_PCOMEQW): Ditto.
4571 (IX86_BUILTIN_PCOMNEW): Ditto.
4572 (IX86_BUILTIN_PCOMLTW): Ditto.
4573 (IX86_BUILTIN_PCOMLEW): Ditto.
4574 (IX86_BUILTIN_PCOMGTW): Ditto.
4575 (IX86_BUILTIN_PCOMGEW): Ditto.
4576 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4577 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4578 (IX86_BUILTIN_PCOMEQD): Ditto.
4579 (IX86_BUILTIN_PCOMNED): Ditto.
4580 (IX86_BUILTIN_PCOMLTD): Ditto.
4581 (IX86_BUILTIN_PCOMLED): Ditto.
4582 (IX86_BUILTIN_PCOMGTD): Ditto.
4583 (IX86_BUILTIN_PCOMGED): Ditto.
4584 (IX86_BUILTIN_PCOMFALSED): Ditto.
4585 (IX86_BUILTIN_PCOMTRUED): Ditto.
4586 (IX86_BUILTIN_PCOMEQQ): Ditto.
4587 (IX86_BUILTIN_PCOMNEQ): Ditto.
4588 (IX86_BUILTIN_PCOMLTQ): Ditto.
4589 (IX86_BUILTIN_PCOMLEQ): Ditto.
4590 (IX86_BUILTIN_PCOMGTQ): Ditto.
4591 (IX86_BUILTIN_PCOMGEQ): Ditto.
4592 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4593 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4594 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
4595 OPTION_MASK_ISA_ROUND for instructions that are shared between
4597 (bdesc_2arg): Ditto.
4598 (bdesc_sse_3arg): Ditto.
4599 (enum multi_arg_type): New enum for describing the various SSE5
4600 intrinsic argument types.
4601 (bdesc_multi_arg): New table for SSE5 intrinsics.
4602 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4603 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4605 (ix86_expand_builtin): Add SSE5 intrinsic support.
4606 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4607 operand instructions.
4608 (ix86_expand_sse5_multiple_memory): New function to split the
4609 second memory reference from SSE5 instructions.
4610 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4611 (ix86_return_pops_args): Use stdarg_p to determine if the function
4612 has variable arguments.
4613 (ix86_setup_incoming_varargs): Ditto.
4614 (x86_this_parameter): Ditto.
4616 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4618 (ix86_expand_sse5_pack): Ditto.
4619 (ix86_sse5_valid_op_p): Ditto.
4620 (ix86_expand_sse5_multiple_memory): Ditto.
4622 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4623 constant for SSE5 support.
4624 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4625 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4626 (UNSPEC_SSE5_PERMUTE): Ditto.
4627 (UNSPEC_SSE5_ASHIFT): Ditto.
4628 (UNSPEC_SSE5_LSHIFT): Ditto.
4629 (UNSPEC_FRCZ): Ditto.
4630 (UNSPEC_CVTPH2PS): Ditto.
4631 (UNSPEC_CVTPS2PH): Ditto.
4632 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4634 (COM_FALSE_S): Ditto.
4635 (COM_FALSE_P): Ditto.
4636 (COM_TRUE_S): Ditto.
4637 (COM_TRUE_P): Ditto.
4638 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4639 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4641 (memory attribute): Ditto.
4642 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4643 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4644 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4645 (floor<mode>2): Ditto.
4646 (ceil<mode>2): Ditto.
4647 (btrunc<mode>2): Ditto.
4648 (nearbyintdf2): Ditto.
4649 (nearbyintsf2): Ditto.
4650 (sse_setccsf): Disable if SSE5.
4651 (sse_setccdf): Ditto.
4652 (sse5_setcc<mode>): New support for SSE5 conditional move.
4653 (sse5_pcmov_<mode>): Ditto.
4655 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4657 (SSEMODEF2P): Ditto.
4658 (ssemodesuffixf4): New mode attribute for SSE5.
4659 (ssemodesuffixf2s): Ditto.
4660 (ssemodesuffixf2c): Ditto.
4661 (sserotatemax): Ditto.
4662 (ssescalarmode): Ditto.
4663 (sse_maskcmpv4sf3): Disable if SSE5.
4664 (sse_maskcmpv2df3): Ditto.
4665 (sse_vmmaskcmpv4sf3): Ditto.
4666 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
4668 (sse5_vmfmadd<mode>4): Ditto.
4669 (sse5_fmsub<mode>4): Ditto.
4670 (sse5_vmfmsub<mode>4): Ditto.
4671 (sse5_fnmadd<mode>4): Ditto.
4672 (sse5_vmfnmadd<mode>4): Ditto.
4673 (sse5_fnmsub<mode>4): Ditto.
4674 (sse5_vmfnmsub<mode>4): Ditto.
4675 (sse5i_fmadd<mode>4): Ditto.
4676 (sse5i_fmsub<mode>4): Ditto.
4677 (sse5i_fnmadd<mode>4): Ditto.
4678 (sse5i_fnmsub<mode>4): Ditto.
4679 (sse5i_vmfmadd<mode>4): Ditto.
4680 (sse5i_vmfmsub<mode>4): Ditto.
4681 (sse5i_vmfnmadd<mode>4): Ditto.
4682 (sse5i_vmfnmsub<mode>4): Ditto.
4683 (mulv16qi3): Add SSE5 support.
4685 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4686 (sse2_mulv4si3): Disable if SSE5.
4687 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4688 (sse4_1_roundps): Ditto.
4689 (sse4_1_roundsd): Ditto.
4690 (sse4_1_roundss): Ditto.
4691 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4693 (sse_maskcmpsf3): Ditto.
4694 (sse_vmmaskcmpv4sf3): Ditto.
4695 (sse2_maskcmpv2df3): Ditto.
4696 (sse2_maskcmpdf3): Ditto.
4697 (sse2_vmmaskcmpv2df3): Ditto.
4698 (sse2_eq<mode>3): Ditto.
4699 (sse2_gt<mode>3): Ditto.
4700 (sse5_pcmov_<mode>): Add SSE5 support.
4701 (vec_unpacku_hi_v16qi): Ditto.
4702 (vec_unpacks_hi_v16qi): Ditto.
4703 (vec_unpacku_lo_v16qi): Ditto.
4704 (vec_unpacks_lo_v16qi): Ditto.
4705 (vec_unpacku_hi_v8hi): Ditto.
4706 (vec_unpacks_hi_v8hi): Ditto.
4707 (vec_unpacku_lo_v8hi): Ditto.
4708 (vec_unpacks_lo_v8hi): Ditto.
4709 (vec_unpacku_hi_v4si): Ditto.
4710 (vec_unpacks_hi_v4si): Ditto.
4711 (vec_unpacku_lo_v4si): Ditto.
4712 (vec_unpacks_lo_v4si): Ditto.
4713 (sse5_pmacsww): New SSE5 intrinsic insn.
4714 (sse5_pmacssww): Ditto.
4715 (sse5_pmacsdd): Ditto.
4716 (sse5_pmacssdd): Ditto.
4717 (sse5_pmacssdql): Ditto.
4718 (sse5_pmacssdqh): Ditto.
4719 (sse5_pmacsdqh): Ditto.
4720 (sse5_pmacsswd): Ditto.
4721 (sse5_pmacswd): Ditto.
4722 (sse5_pmadcsswd): Ditto.
4723 (sse5_pmadcswd): Ditto.
4724 (sse5_pcmov_<move>): Conditional move support on SSE5.
4725 (sse5_phaddbw): New SSE5 intrinsic insn.
4726 (sse5_phaddbd): Ditto.
4727 (sse5_phaddbq): Ditto.
4728 (sse5_phaddwd): Ditto.
4729 (sse5_phaddwq): Ditto.
4730 (sse5_phadddq): Ditto.
4731 (sse5_phaddubw): Ditto.
4732 (sse5_phaddubd): Ditto.
4733 (sse5_phaddubq): Ditto.
4734 (sse5_phadduwd): Ditto.
4735 (sse5_phadduwq): Ditto.
4736 (sse5_phaddudq): Ditto.
4737 (sse5_phsubbw): Ditto.
4738 (sse5_phsubwd): Ditto.
4739 (sse5_phsubdq): Ditto.
4740 (sse5_pperm): Ditto.
4741 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4742 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4743 (sse5_pperm_sign_v8hi_v4si): Ditto.
4744 (sse5_pperm_zero_v8hi_v4si): Ditto.
4745 (sse5_pperm_sign_v4si_v2di): Ditto.
4746 (sse5_pperm_sign_v4si_v2di): Ditto.
4747 (sse5_pperm_pack_v2di_v4si): Ditto.
4748 (sse5_pperm_pack_v4si_v8hi): Ditto.
4749 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4750 (sse5_perm<mode>): New SSE5 intrinsic insn.
4751 (rotl<mode>3): Ditto.
4752 (sse5_rotl<mode>3): Ditto.
4753 (sse5_ashl<mode>3): Ditto.
4754 (sse5_lshl<mode>3): Ditto.
4755 (sse5_frcz<mode>2): Ditto.
4756 (sse5s_frcz<mode>2): Ditto.
4757 (sse5_cvtph2ps): Ditto.
4758 (sse5_cvtps2ph): Ditto.
4759 (sse5_vmmaskcmp<mode>3): Ditto.
4760 (sse5_com_tf<mode>3): Ditto.
4761 (sse5_maskcmp<mode>3): Ditto.
4762 (sse5_maskcmp_uns<mode>3): Ditto.
4763 (sse5_maskcmp_uns2<mode>3): Ditto.
4764 (sse5_pcom_tf<mode>3): Ditto.
4766 * config/i386/predicates.md (const_0_to_31_operand): New predicate
4768 (sse5_comparison_float_operator): New predicate to match the
4769 comparison operators supported by the SSE5 com instruction.
4770 (ix86_comparison_int_operator): New predicate to match just the
4771 signed int comparisons.
4772 (ix86_comparison_uns_operator): New predicate to match just the
4773 unsigned int comparisons.
4775 * doc/invoke.texi (-msse5): Add documentation.
4776 (-mfused-madd): Ditto.
4778 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4780 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4782 (x86_64-*-*): Ditto.
4784 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4786 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4787 intrinisics for SSE5.
4789 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4792 * config/i386/mmintrin-common.h: New file, to contain common
4793 instructions between SSE4.1 and SSE5.
4795 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4796 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4797 (gen_regparm_prefix): Ditto.
4799 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4800 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4801 prototype_p to determine if a function is prototyped.
4803 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4805 * config/dfp-bit.c (dfp_conversion_exception): New function.
4806 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4807 (DFP_TO_INT): Ditto.
4808 (INT_TO_DFP): Ditto.
4809 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4811 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4814 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4815 before sp restoration even when total_size is 0, but
4816 frame_pointer_needed.
4818 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4820 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4821 (xtensa_copy_incoming_a7): Use start_sequence instead of
4822 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4823 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4824 of the saveregs sequence.
4826 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4828 * c-tree.h (grokfield): Add a "tree *" argument.
4829 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4830 Chain nested decl attributes to it. Don't call decl_attributes here.
4831 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4832 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4833 (grokfield): Take a pointer to the decl's attributes and pass
4834 it to grokdeclarator.
4835 * c-parser.c (c_parser_struct_declaration): Update the calls to
4836 grokfield. Call decl_attributes for anonymous struct and union
4839 2007-09-12 Jan Hubicka <jh@suse.cz>
4841 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4843 2007-09-12 Ira Rosen <irar@il.ibm.com>
4845 PR tree-optimization/32377
4846 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4847 between positive and negative dependence distance using DDR_REVERSED_P.
4849 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4851 PR tree-optimization/33373
4852 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4853 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4855 2007-09-12 Jan Hubicka <jh@suse.cz>
4858 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4861 2007-09-12 Christian Bruel <christian.bruel@st.com>
4863 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4864 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4866 2007-09-12 Ira Rosen <irar@il.ibm.com>
4868 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4869 for oprnd1 if not required.
4870 (vectorizable_operation): Use scalar operand in SLP in case of
4871 shift with scalar argument.
4873 2007-09-12 Ira Rosen <irar@il.ibm.com>
4875 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4878 2007-09-11 James E. Wilson <wilson@specifix.com>
4880 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4881 TARGET_UNWIND_INFO is defined.
4882 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4885 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4887 * config/sh/sh.c (calc_live_regs): Use
4888 current_function_saves_all_registers instead of
4889 current_function_has_nonlocal_label.
4890 (sh_allocate_initial_value): Likewise.
4891 (sh_get_pr_initial_val): Likewise.
4892 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4893 * config/sh/sh.md (load_ra): Likewise.
4895 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4897 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4900 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4901 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4903 2007-09-12 Sa Liu <saliu@de.ibm.com>
4905 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4906 operands to DFmode GE or LE compares.
4908 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4910 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4911 REG_CLASS_NAMES): Add P0REGS.
4912 (REGNO_REG_CLASS): Return it where appropriate.
4913 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4914 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4915 * doc/md.texi (Blackfin family): Document 'q' constraints.
4917 2007-09-11 Steve Kenton <skenton@ou.edu>
4919 * pa/linux-unwind.h: Guard with inhibit_libc.
4920 * pa/hpux-unwind.h: Likewise.
4922 2007-09-11 David Daney <ddaney@avtrex.com>
4924 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4925 * doc/install.texi: Document new --with-llsc and --without-llsc
4927 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4928 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4929 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4931 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4932 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4933 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4934 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4935 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4936 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4937 * config/mips/mips.opt (mllsc): New option.
4938 * config/mips/mips.c (mips_llsc): Define variable.
4939 (mips_handle_option): Handle mllsc option.
4940 (override_options): Set mips_print_operand_punct for '|' and '-'.
4941 (print_operand): Add new %| and %- operand codes.
4942 * config/mips/mips.h (mips_llsc_setting): New enum type.
4943 (mips_llsc): Declare.
4944 (OPTION_DEFAULT_SPECS): Add llsc handling.
4945 (GENERATE_SYNC): New macro.
4946 (GENERATE_LL_SC): New macro.
4947 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4948 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4949 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4950 in %| and %- operand codes.
4952 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4954 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4955 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4957 2007-09-11 Jason Merrill <jason@redhat.com>
4960 * stor-layout.c (layout_decl): Do pack variable size fields.
4962 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4964 * config/m68k/predicates.md (movsi_const0_operand,
4965 non_symbolic_call_operand): New predicates.
4967 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4969 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4970 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4971 CW, CZ, CS, Ap and Ac.
4973 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4974 (constraints.md): New include.
4975 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4976 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4977 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4979 (pushdi): Add split.
4980 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4981 attributes. Split tstsi_internal_68020_cf from it.
4982 (tstsi_internal_68020_cf): New pattern.
4983 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4984 (tst<mode>_cf): Specify attributea.
4985 (cmpsi_cf): Name pattern. Specify attributes.
4986 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4987 (pushexthisi_const): Fix to use alternatives. Specify
4989 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4990 from it. Fix to use alternatives. Specify attributes.
4991 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4992 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4994 (movsf_cf_soft): Specify attributes.
4995 (movdf_cf_soft): Add split.
4996 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4997 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4998 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4999 (truncdfsf2_68881): Name pattern. Specify attributes.
5000 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
5001 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
5002 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
5004 (addsi3_5200): Fix to use alternatives. Specify attributes.
5006 (add<mode>3_cf, subdi_dishl32): Specify attributes.
5007 (subsi3): Add alternative for subq.l. Specify attributes.
5008 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
5009 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
5011 (umulhisi3): Specify attributes.
5012 (mulhisisi3_z): Name pattern. Specify attributes.
5013 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
5014 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
5015 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
5016 bsetmemqi): Specify attributes.
5017 (bsetmemqi_ext): Name pattern. Specify attributes.
5018 (bclrmemqi): Specify attributes.
5019 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5020 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5022 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5023 pattern. Specify attributes.
5024 (jump): Specify attributes.
5025 (tablejump_internal): Name pattern. Specify attributes.
5026 (call_value): Split into non_symbolic_call_value,
5027 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5028 alternatives. Specify attributes.
5029 (non_symbolic_call_value, symbolic_call_value_jsr,
5030 symbolic_call_value_bsr): New patterns.
5031 (nop, return, unlink, indirect_jump): Specify attributes.
5032 (trap): Fix condition. Specify attributes.
5035 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5036 (override_options): Initialize it. Initialize m68k_sched_cpu.
5037 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5038 (const_method): Make global, rename to m68k_const_method.
5039 (const_int_cost, output_move_const_into_data_reg): Update.
5040 (output_move_double): Parametrize to emit rtl code, rename to
5042 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5043 emit_movsi): New static functions.
5044 (output_move_double): New function with semantics of old
5046 (m68k_emit_move_double): New function.
5047 (m68k_sched_cpu): New variable.
5048 (attr_op_type): New enum.
5049 (sched_guess_p): New variable.
5050 (sched_address_type, sched_operand_type, sched_attr_op_type):
5051 New static functions.
5052 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5053 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5054 (sched_branch_type): New static variable.
5055 (m68k_sched_branch_type): New function.
5056 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5057 (m68k_symbolic_call_var): Declare.
5058 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5059 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5060 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5061 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5064 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5066 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5067 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5068 error if __builtin_va_arg_pack_len () wasn't optimized out during
5070 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5071 with the number of inline's anonymous arguments.
5072 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5074 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5076 * fold-const.c (extract_muldiv_1): Do not simplify
5079 2007-09-11 Jan Hubicka <jh@suse.cz>
5081 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5082 (TARGET_INTER_UNIT_CONVERSIONS): New.
5083 * i386.md (floatsi expanders): Remove redundant check for SImode
5084 source; offload to memory when asked for.
5085 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5086 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5088 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5089 floatsidf2_mixed_memory, floatsidf2_sse_memory
5090 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5091 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5093 2007-09-11 Jan Hubicka <jh@suse.cz>
5095 * toplev.c (process_options): all frontends now do unit-at-a-time.
5096 * cgraphunit.c: update comments.
5097 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5098 * c-decl.c (finish_function): use cgraph_add_new_function.
5099 * function.c (expand_function_end): We are always unit-at-a-time.
5101 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5103 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5104 settings for MIPS16.
5105 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5107 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5109 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5110 SYMBOL_FORCE_TO_MEM constants.
5111 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5112 (mips16_rewrite_pool_refs_info): New structure.
5113 (mips16_rewrite_pool_constant): New function, split out from...
5114 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5115 mips16_rewrite_pool_refs_info structure rather than a pointer
5116 to a constant pool. Force force_to_mem_operands into memory.
5117 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5118 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5119 * config/mips/constraints.md (kf): New constraint.
5120 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5121 (*movsi_mips16): Likewise.
5123 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5124 Nigel Stephens <nigel@mips.com>
5125 David Ung <davidu@mips.com>
5127 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5128 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5129 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5130 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5131 (mips_zero_extend_cost): New functions.
5132 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5133 Use the new functions. Tweak many cost estimates, both here
5134 and in the new subroutines. Return false when the cost of the
5135 operands has not been calculated. Check for *clear_upper32.
5136 Check for floating-point multiply-add, reciprocal and rsqrt
5137 patterns. Handle comparison and rotation codes.
5139 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5141 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5143 * config/i386/i386.c (get_dllimport_decl): Don't strip
5146 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5149 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5150 declarations to top.
5151 (DFP_TO_BFP): Use for either XFmode or TFmode.
5152 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5154 * config/dfp-bit.h: Include float.h.
5155 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5156 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5157 which doesn't mean the same thing.
5158 (BFP_KIND): Use 4 to mean TFmode.
5159 (BFP_FMT): Specify the number of decimal digits based on the
5160 number of mantissa digits.
5161 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5162 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5163 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5164 (TFtype): Define if TFmode is supported.
5165 * doc/libgcc.texi (Decimal float library routines): Document
5166 TF conversion functions.
5168 2007-09-10 Chao-ying Fu <fu@mips.com>
5170 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5171 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5172 (mips_emit_compare): Process fixed-point modes.
5173 (mips_pad_arg_upward): Support fixed-point types.
5174 (override_options): Allow fixed-point modes in accumulators.
5175 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5176 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5177 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5178 (mips_scalar_mode_supported_p): New function to accept fixed-point
5179 modes if the width is not greater than two BITS_PER_WORD.
5180 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5181 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5182 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5183 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5184 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
5186 ("IMODE"): New mode attribute.
5187 (mips-fixed.md): Include.
5188 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
5190 * config/mips/mips-fixed.md: New file.
5192 2007-09-11 Ben Elliston <bje@au.ibm.com>
5194 * config/spu/spu.md: Formatting fixes.
5196 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5198 * config/dfp-bit.c (dfp_unary_func): Delete.
5199 (dfp_unary_op): Delete.
5200 (dfp_binary_op): Use decFloat functions instead of decNumber
5201 functions for binary operations.
5202 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
5203 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
5205 (dfp_compare_op): Use decFloat functions insteadof decNumber
5206 functions for comparisons.
5207 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
5208 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
5210 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
5211 call to dxx_binary_op and decFloat function.
5212 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
5213 calls to dxx_binary_op and decFloat function.
5214 * config/dfp-bit.h: Include decFloat header files.
5215 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
5216 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
5217 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
5218 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
5220 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
5221 Jan Sjodin <jan.sjodin@amd.com>
5223 * tree-vect-analyze.c (vect_analyze_operations): Change
5224 comparison of loop iterations with threshold to less than
5225 or equal to instead of less than. Reduce
5226 min_scalar_loop_bound by one.
5227 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5228 Change prologue and epilogue iterations estimate to vf/2,
5229 when unknown at compile-time. Change versioning guard
5230 cost to taken_branch_cost. If peeling for alignment is
5231 unknown at compile-time, change peel guard costs to one
5232 taken branch and one not-taken branch per peeled loop.
5233 If peeling for alignment is known but number of scalar loop
5234 iterations is unknown at compile-time, change peel guard
5235 costs to one taken branch per peeled loop. Change the cost
5236 model equation to consider vector iterations as the loop
5237 iterations less the prologue and epilogue iterations.
5238 Change outside vector cost check to less than or equal to
5239 zero instead of equal to zero.
5240 (vect_do_peeling_for_loop_bound): Reduce
5241 min_scalar_loop_bound by one.
5242 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5243 TARG_COND_NOT_TAKEN_BRANCH_COST.
5244 * config/i386/i386.h (processor_costs): Add
5245 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5246 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5247 vec_align_load_cost, vect_unalign_load_cost,
5248 vec_store_cost, cond_taken_branch_cost,
5249 cond_not_taken_branch_cost.
5250 Define macros for x86 costs.
5251 * config/i386/i386.c:
5252 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5253 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5254 scalar_to_vec_cost, vec_align_load_cost,
5255 vect_unalign_load_cost, vec_store_cost,
5256 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5257 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5258 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5259 core2_cost, generic64_cost, generic32_cost): Set to default
5261 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5262 (x86_builtin_vectorization_cost): New.
5264 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5265 Ben Elliston <bje@au.ibm.com>
5267 * dfp.c: Include decimal128Local.h;
5268 (dfp_byte_swap): Remove.
5269 (encode_decimal32, decode_decimal32): Don't handle endianness.
5270 (encode_decimal64, decode_decimal64): Ditto.
5271 (encode_decimal128, decode_decimal128): Ditto.
5272 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5274 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5276 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5277 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5279 2007-09-10 David Daney <ddaney@avtrex.com>
5281 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5283 (memory_barrier): Rewrote as an insn that clobbers memory.
5285 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5287 * config/mips/mips.c (mips_global_pointer): Check
5288 call_really_used_regs instead of call_used_regs.
5289 (mips_save_reg_p): Likewise. Save all call-saved registers
5290 if current_function_saves_all_registers. Fix indentation.
5291 No longer treat $18 as a special case.
5292 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5294 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5296 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5297 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5298 the introductory comment.
5299 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5300 (override_options): Don't test for it.
5301 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5302 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5303 * config/mips/vr.h: As for config/mips/sde.h.
5305 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5306 Revital Eres <eres@il.ibm.com>
5308 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5309 (struct ddg): Define.
5310 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5311 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5312 * config/spu/spu.c: Include ddg.h.
5313 (TARGET_SCHED_SMS_RES_MII): Define.
5314 (spu_sms_res_mii): New function to calculate mii.
5315 * modulo-sched (res_MII): Use it.
5316 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5318 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5320 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5321 pool entries since they might hold values that must not be shared.
5323 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5326 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5327 Use 'N' operand constraint for op2.
5328 (lshr<mode>3): Ditto.
5329 (ashl<mode>3): Ditto.
5330 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5331 (vec_shr_<mode>): Ditto.
5332 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5333 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5335 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5337 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5338 Change mode macro in the last real_2expN parameter to uppercase.
5340 2007-09-10 Michael Matz <matz@suse.de>
5342 * tree-pass.h (pass_cselim): Declare new pass.
5343 * passes.c (init_optimization_passes): Link in pass_cselim.
5344 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5345 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5346 cond_store_replacement.
5347 (condstoretemp): New static variable.
5348 (cond_store_replacement): New function.
5349 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5350 tree_ssa_phiopt_worker.
5351 (struct name_to_bb): New.
5352 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5353 nt_init_block, nt_fini_block): New static functions.
5354 (seen_ssa_names, nontrap_set): New static variables.
5355 (gate_cselim, pass_cselim): Define new pass.
5356 * common.opt (ftree-cselim): New flag.
5357 * toplev.c (process_options): Set flag_tree_cselim if required.
5359 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5361 * simplify-rtx.c (simplify_relational_operation_1): For recent
5362 canonicalization, don't recurse if op1 equals both PLUS arguments.
5364 2007-09-09 David Daney <ddaney@avtrex.com>
5366 * optabs.c (expand_sync_operation): Use plus insn if minus
5368 (expand_sync_fetch_operation): Ditto.
5370 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5372 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5374 (*floatsisf2_sse_vector): Likewise.
5376 2007-09-09 Krister Walfridsson <cato@df.lth.se>
5378 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5380 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5382 * config/i386/i386.h (ix86_tune_indices): Rename
5383 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
5384 (TARGET_USE_VECTOR_CONVERTS): Updated.
5385 * config/i386/i386.c: Likewise.
5387 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
5388 Nigel Stephens <nigel@mips.com>
5390 * doc/invoke.texi (Overall Options): Add .sx file extension
5391 as a synonym for .S.
5392 * cppspec.c (known_suffixes): Likewise.
5393 * gcc.c (default_compilers): Likewise.
5395 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
5398 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
5399 * simplify-rtx.c (simplify_relational_operation_1): Add the
5400 canonicalization from i386.h.
5401 * doc/md.texi (Canonicalization of Instructions): Document it.
5403 2007-09-09 Jan Hubicka <jh@suse.cz>
5404 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5406 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
5407 (TARGET_USE_VECTOR_CONVERTS): New.
5408 * i386.md: New post-reload splitters for converting SF to DF and DF to
5410 (floatsi* expander): Special case vector conversions.
5411 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
5412 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
5413 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
5414 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5415 Disable when doing vector converts.
5416 (floatsi<mode>2_i387): Disable when
5417 * sse.md (vec_dupv2df): Export.
5418 * i386.c (ix86_tune_features): Enable SSE conversions.
5420 2007-09-09 Richard Guenther <rguenther@suse.de>
5422 * tree-ssa-operands.c (add_virtual_operand): Only mark
5423 stores as has_volatile_ops if alias information is not available.
5425 2007-09-09 Revital Eres <eres@il.ibm.com>
5427 * doc/contrib.texi: Add myself.
5429 2007-09-09 Ira Rosen <irar@il.ibm.com>
5431 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
5432 stmt_vinfo_set_outside_of_loop_cost): New functions.
5433 * tree-vect-transform.c (vect_get_cost_fields): Remove.
5434 (vect_model_simple_cost): Call
5435 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
5436 field instead of calling vect_get_cost_fields.
5437 (vect_model_store_cost, vect_model_load_cost): Likewise.
5439 2007-09-09 Revital Eres <eres@il.ibm.com>
5441 * config/rs6000/rs6000.c (paired_init_builtins): Add const
5442 declaration to bdesc_paired_preds variable.
5443 (paired_expand_builtin): Likewise.
5445 2007-09-09 Revital Eres <eres@il.ibm.com>
5447 * dbgcnt.def (sms_sched_loop): New counter.
5448 * modulo-sched.c: Use sms_sched_loop instead of
5449 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
5450 perform swing modulo scheduling on. Include dbgcnt.h.
5451 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
5452 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
5454 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
5456 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
5457 Substitute all uses with ...
5458 (MODEF): New mode iterator.
5460 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
5461 from pre-regalloc define_insn_and_split splitter pattern.
5462 (*fix_trunc<mode>_i387_1): Ditto.
5463 (*fistdi2_1): Ditto.
5464 (*fist<mode>2_1): Ditto.
5465 (frndintxf2_floor): Ditto.
5466 (*fist<mode>2_floor_1): Ditto.
5467 (frndintxf2_ceil): Ditto.
5468 (*fist<mode>2_ceil_1): Ditto.
5469 (frndintxf2_trunc): Ditto.
5470 (frndintxf2_mask_pm): Ditto.
5472 (prologue): Use (const_int 0) as never generated filler insn.
5474 (sibcall_epilogue): Ditto.
5475 (eh_return_si): Ditto.
5476 (eh_return_di): Ditto.
5478 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
5479 using MODEF mode iterator.
5480 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
5481 using MODEF mode iterator.
5482 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
5483 using MODEF mode iterator.
5484 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
5485 Macroize expander using MODEF mode iterator.
5487 (zero_extendsidi2): Remove operand constraints from expander.
5488 (smuldi3_highpart): Ditto.
5489 (indirect_jump): Ditto.
5492 * config/i386/sse.md (storentv4sf): Ditto.
5493 (storentv2df): Ditto.
5494 (storentv2di): Ditto.
5496 (sse2_cvtpd2ps): Ditto.
5497 (vec_interleave_highv16qi): Ditto.
5498 (vec_interleave_lowv16qi): Ditto.
5499 (vec_interleave_highv8hi): Ditto.
5500 (vec_interleave_lowv8hi): Ditto.
5501 (vec_interleave_highv4si): Ditto.
5502 (vec_interleave_lowv4si): Ditto.
5503 (vec_interleave_highv2di): Ditto.
5504 (vec_interleave_lowv2di): Ditto.
5505 (sse2_maskmovdqu): Ditto.
5506 * config/i386/mmx.md (mmx_maskmovq): Ditto.
5508 2007-09-09 Ira Rosen <irar@il.ibm.com>
5510 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
5511 (struct _slp_tree, struct _slp_instance): Define new data structures
5512 along macros for their access.
5513 (struct _loop_vec_info): Define new fields: strided_stores,
5514 slp_instances, and slp_unrolling_factor along macros for their access.
5515 (enum slp_vect_type): New.
5516 (struct _stmt_vec_info): Define new field, slp_type, and macros for
5518 (STMT_VINFO_STRIDED_ACCESS): New macro.
5519 (vect_free_slp_tree): Declare.
5520 (vectorizable_load): Add an argument of type slp_tree.
5521 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
5522 vectorizable_assignment): Likewise.
5523 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
5524 Declare (make extern).
5525 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5526 (new_loop_vec_info): Likewise.
5527 (destroy_loop_vec_info): Free memory allocated for SLP structures.
5528 * tree-vect-analyze.c: Include recog.h.
5529 (vect_update_slp_costs_according_to_vf): New.
5530 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
5531 functions. For not pure SLP stmts with strided access check that the
5532 group size is power of 2. Update the vectorization factor according to
5533 SLP. Call vect_update_slp_costs_according_to_vf.
5534 (vect_analyze_group_access): New.
5535 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
5536 (vect_free_slp_tree): New functions.
5537 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
5538 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
5539 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
5540 vect_detect_hybrid_slp): Likewise.
5541 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
5542 and vect_detect_hybrid_slp.
5543 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
5544 SLP costs into account.
5545 (vect_get_cost_fields): New function.
5546 (vect_model_simple_cost): Make extern, add SLP parameter and handle
5548 (vect_model_store_cost, vect_model_load_cost): Likewise.
5549 (vect_get_constant_vectors): New function.
5550 (vect_get_slp_vect_defs, vect_get_slp_defs,
5551 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
5552 vect_get_vec_defs): Likewise.
5553 (vectorizable_reduction): Don't handle SLP for now.
5554 (vectorizable_call): Don't handle SLP for now. Add argument to
5555 vect_model_simple_cost.
5556 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
5557 get SLPed and vectorized defs). Fix indentation and spacing.
5558 (vectorizable_assignment): Handle SLP.
5559 (vectorizable_induction): Don't handle SLP for now.
5560 (vectorizable_operation): Likewise.
5561 (vectorizable_type_demotion): Add argument to
5562 vect_model_simple_cost.
5563 (vectorizable_type_promotion): Likewise.
5564 (vectorizable_store, vectorizable_load): Handle SLP.
5565 (vectorizable_condition): Don't handle SLP for now.
5566 (vect_transform_stmt): Add a new argument for SLP. Check that there is
5567 no SLP transformation required for unsupported cases. Add SLP
5568 argument for supported cases.
5569 (vect_remove_stores): New function.
5570 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
5571 (vect_transform_loop): Schedule SLP instances.
5572 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5574 2007-09-09 Andrew Haley <aph@redhat.com>
5576 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5579 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5581 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
5582 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
5583 Similar for what label_refs can go in the JUMP_TARGET field. Split
5584 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
5585 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
5586 REG_LABEL when replacing an operand with a LABEL_REF for a
5588 (subst_reloads): When replacing a LABEL_REG with a register,
5589 instead of generating a REG_LABEL note, assert that there already
5590 is one or that the label is a known target for the insn.
5591 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
5592 note, check the JUMP_LABEL field. Remove "else" after return.
5593 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
5594 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
5595 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
5596 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
5597 insns. Iterate over all notes; don't assume there's only one.
5598 * cse.c (recorded_label_ref): Adjust comment to refer to
5600 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
5601 insns, not just NONJUMP_INSN_P.
5602 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
5603 isn't a jump target.
5604 * jump.c (rebuild_jump_labels): Adjust head comment.
5605 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
5606 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
5607 (mark_all_labels): For JUMP_P insns without a target, check if the
5608 the target is noted on the previous nonjump insn.
5609 (mark_jump_label_1): New function, guts from mark_jump_label.
5610 <case IF_THEN_ELSE>: Handle first operand as a non-target when
5611 marking jump target labels.
5612 <case LABEL_REF>: Adjust for whether to generate a
5613 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
5614 For 'E' format rtl, iterate in descending element order.
5615 (delete_related_insns): Handle both REG_LABEL_TARGET and
5616 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
5617 reference count, delete and fallthrough. Move finding-next-
5618 non-deleted insn last in the function. Look at all INSN_P insns
5619 for REG_LABEL_OPERAND notes.
5620 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
5622 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
5623 JUMP_LABEL, output the INSN_UID of it.
5624 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
5625 and/or REG_LABEL_TARGET.
5626 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
5627 with jump.c copy by only adding notes for labels actually
5628 referenced in the insn.
5629 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
5630 usage count increment; handle all INSN_P trial insns.
5631 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
5633 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
5634 REG_LABEL_TARGET and REG_LABEL_OPERAND.
5635 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
5637 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
5638 JUMP_P insns and REG_LABEL_OPERAND everywhere.
5639 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
5640 on all INSN_P insns.
5641 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
5642 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
5643 REG_LABEL_OPERAND notes.
5644 * reload1.c (calculate_needs_all_insns): Adjust comments.
5645 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
5646 * config/alpha/alpha.md (split for load of an address into a
5647 four-insn sequence on Unicos/Mk): Adjust to use
5649 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
5651 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5654 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5655 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5656 FOR_BB_INSNS_SAFE instead of for loop.
5657 * cse.c (cse_extended_basic_block): Likewise.
5658 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5659 that the for loop does not invoke NEXT_INSN on a deleted insn.
5660 * function.c (instantiate_virtual_regs): Likewise.
5661 * lower-subreg.c (remove_retval_note): Likewise.
5662 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5664 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5666 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5667 insn, if it's a jump.
5668 (try_redirect_by_replacing_jump): New variable jump_p. Call
5669 tablejump_p before delete_insn_chain.
5670 * reload1.c (reload): New variable next. Make sure that the for
5671 loop does not invoke NEXT_INSN on a deleted insn.
5672 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5673 (delete_output_reload): New variable prev. Make sure the the for
5674 loops do not invoke PREV_INSN on a deleted insn.
5676 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5678 * pa/constraints.md: Remove 'X' from unused letters comment.
5680 2007-09-08 Richard Guenther <rguenther@suse.de>
5682 * tree-tailcall.c (find_tail_calls): If we don't have aliases
5683 computed check stmt_ann->references_memory instead of counting
5686 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
5688 * cse.c (fold_rtx): Use validate_unshare_change() instead of
5689 validate_change() in one more case.
5691 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
5693 PR tree-optimization/32283
5694 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
5695 estimated_loop_iterations.
5696 (determine_use_iv_cost_condition): Decrease cost of expressions
5697 used in iv elimination.
5699 2007-09-08 Richard Guenther <rguenther@suse.de>
5701 * tree-cfg.c (verify_gimple_expr): Avoid building new
5702 pointer types, use TYPE_POINTER_TO if available instead.
5704 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
5707 PR rtl-optimization/26449
5708 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
5709 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
5711 (mulv16qi3): Implement as define_insn_and_split pattern instead of
5712 define_expand. Split insn in split1 pass.
5715 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
5717 PR tree-optimization/33301
5718 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
5721 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
5723 PR tree-optimization/32183
5724 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
5726 * tree-ssa-reassoc.c: Include cfgloop.h.
5727 (is_reassociable_op): Add a loop argument and return true only
5729 (linearize_expr): Updated.
5730 (should_break_up_subtract): Likewise.
5731 (linearize_expr_tree): Likewise.
5732 (init_reassoc): Call loop_optimizer_init with
5733 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
5734 with CDI_DOMINATORS.
5735 (fini_reassoc): Call loop_optimizer_finalize.
5737 2007-09-07 Sterling Augustine <sterling@tensilica.com>
5739 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
5740 if there is no i-cache.
5742 2007-09-07 Richard Guenther <rguenther@suse.de>
5745 2007-09-06 Richard Guenther <rguenther@suse.de>
5747 PR tree-optimization/32586
5748 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5749 folding if nothing changed.
5750 (simplify_unary_expression): New function. Do tree combining
5751 on conversion like codes.
5752 (try_to_simplify): Call it.
5754 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5757 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
5758 (__gthread_active,__gthread_start, __gthread_active_init): New.
5759 * gthr-posix95.h: Likewise.
5761 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
5763 * function.h (struct function): Rename calls_unwind_init
5764 to saves_all_registers.
5765 (current_function_saves_all_registers): Renamed from
5766 current_function_calls_unwind_init.
5767 * reload1.c (reload): Set current_function_saves_all_registers.
5768 * except.c (expand_builtin_unwind_init): Likewise.
5769 * config/m68k/m68k.c (m68k_save_reg): Use
5770 current_function_saves_all_registers to save pic register.
5772 2007-09-07 Janis Johnson <janis187@us.ibm.com>
5774 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
5775 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
5777 Reapply reverted changes:
5779 2007-09-06 Jan Hubicka <jh@suse.cz>
5781 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5784 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5786 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5787 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5789 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5791 * optabs.c (expand_float): Convert unsigned integer as signed only
5792 if it provides sufficient accuracy; add mode argument to real_2expN.
5793 (expand_fix): Fix comment typos; extend binary float into mode
5794 wider than destination for converion to unsigned integer; add mode
5795 argument to real_2expN.
5796 * real.c (real_2expN): Add mode argument to special-case decimal
5798 * real.h (real_2expN): Ditto.
5799 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5801 (fixed_from_string): Ditto.
5802 (fixed_to_decimal): Ditto.
5803 (fixed_convert_from_real): Ditto.
5804 (real_convert_from_fixed): Ditto.
5805 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5806 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5807 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5808 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5810 2007-09-07 Diego Novillo <dnovillo@google.com>
5812 * tree-flow.h (const_block_stmt_iterator): Remove.
5813 Update all users to use block_stmt_iterator.
5814 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5815 Update all users to use tree_stmt_iterator.
5817 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5819 * config/mips/mips.c (mips_set_current_function): Temporarily
5820 make this a no-op to fix bootstrap errors, pending rewrite.
5822 2007-09-07 Jan Hubicka <jh@suse.cz>
5824 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5827 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5829 PR tree-optimization/33299
5830 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5831 uses for all relevant loop-exit phis, not just the first.
5833 2007-09-07 Richard Guenther <rguenther@suse.de>
5836 * tree-ssa-operands.c (access_can_touch_variable): An access
5837 of the form (*p)[0] can touch a variable of same size.
5839 2007-09-07 Jan Hubicka <jh@suse.cz>
5841 * passes.c (init_optimization_passes): Add simple dce and addressable
5843 * tree-ssa.c (execute_update_addresses_taken): New function.
5844 (pass_update_address_taken): New.
5845 * tree-ssa-dse.c (execute_simple_dse): New function.
5846 (pass_simple_dse): New.
5847 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5849 2007-09-07 Tobias Burnus <burnus@net-b.de>
5852 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5854 2007-09-07 Richard Guenther <rguenther@suse.de>
5857 2007-09-06 Richard Guenther <rguenther@suse.de>
5859 PR tree-optimization/32586
5860 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5861 folding if nothing changed.
5862 (simplify_unary_expression): New function. Do tree combining
5863 on conversion like codes.
5864 (try_to_simplify): Call it.
5866 2007-09-07 Richard Guenther <rguenther@suse.de>
5867 Uros Bizjak <ubizjak@gmail.com>
5869 PR tree-optimization/32821
5870 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5871 NULL in the call to set_bb_stmt_list.
5873 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5875 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5876 float calls here, rather than leaving some to the caller.
5877 Use call_internal_direct and call_value_internal_direct.
5878 * config/mips/mips.md (call_internal_direct): New pattern.
5879 (call_value_internal_direct): Likewise.
5881 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5883 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5884 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5886 (override_options): Set mips_base_move_loop_invariants.
5888 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5890 * config/mips/mips.opt (mcode-readable=): Move to keep list
5893 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5895 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5896 and -mgpopt options. Adjust the -G documentation to match.
5897 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5898 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5899 function, split out from mips_classify_symbol. Return false for
5900 !TARGET_LOCAL_SDATA.
5901 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5902 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5903 (override_options): Check whether the -mgpopt setting is consistent
5904 with the other flags.
5905 (symbolic_expression_p): Delete.
5906 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5907 and default_elf_select_rtx_section.
5908 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5909 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5910 external data and TARGET_EXTERN_SDATA.
5912 2007-09-07 Tobias Burnus <burnus@net-b.de>
5915 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5917 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5919 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5920 FOR_BB_INSNS_SAFE instead of for loop.
5921 * cse.c (cse_extended_basic_block): Likewise.
5922 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5923 that the for loop does not invoke NEXT_INSN on a deleted insn.
5924 * function.c (instantiate_virtual_regs): Likewise.
5925 * lower-subreg.c (remove_retval_note): Likewise.
5926 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5928 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5930 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5931 insn, if it's a jump.
5932 (try_redirect_by_replacing_jump): New variable jump_p. Call
5933 tablejump_p before delete_insn_chain.
5934 * reload1.c (reload): New variable next. Make sure that the for
5935 loop does not invoke NEXT_INSN on a deleted insn.
5936 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5937 (delete_output_reload): New variable prev. Make sure the the for
5938 loops do not invoke PREV_INSN on a deleted insn.
5940 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5942 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5943 * cgraph.h (rebuild_cgraph_edges): Declare.
5944 * tree-pass.h (pass_expand_omp_ssa): New.
5945 * omp-low.c (find_omp_clause): Export.
5946 (copy_var_decl): Split from omp_copy_decl_2.
5947 (build_omp_barrier): Return the call to emit instead of emitting
5949 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5951 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5952 expand_omp_for_generic, expand_omp_for_static_nochunk,
5953 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5954 Adapted to work on SSA form.
5955 (execute_expand_omp): Do not invalidate dominance information.
5956 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5957 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5958 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5960 (force_gimple_operand): Allow gimplifying code expressions without
5962 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5963 * common.opt (fopenmp-ssa): New.
5964 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5965 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5966 * tree-cfg.c: Include tree-inline.h.
5967 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5968 (replace_by_duplicate_decl, replace_ssa_name,
5969 mark_virtual_ops_in_region): New functions.
5970 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5971 to work on SSA form.
5972 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5973 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5976 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5978 * tree-loop-linear.c: Include obstack.h.
5979 (linear_transform_loops): New obstack lambda_obstack.
5980 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5981 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5982 and free afterwards.
5983 * lambda.h (struct obstack): New forward declaration.
5984 (lambda_linear_expression_new): New parameter of type struct
5986 (lambda_loopnest_new): Likewise.
5987 (lambda_loopnest_transform): Likewise.
5988 (lambda_body_vector_new): Likewise.
5989 (lambda_body_vector_compute_new): Likewise.
5990 (gcc_loopnest_to_lambda_loopnest): Likewise.
5991 (lambda_loopnest_to_gcc_loopnest): Likewise.
5992 * lambda-code.c: Include obstack.h.
5993 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5995 (lambda_body_vector_new): Likewise.
5996 (lambda_linear_expression_new): Likewise.
5997 (lambda_lattice_new): Likewise.
5998 (lambda_loopnest_new): Likewise. Additionally use obstack to
5999 allocate LN_LOOPS(ret).
6000 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
6001 it to lambda_lattice_new.
6002 (lambda_body_vector_compute_new): New parameter lambda_obstack.
6003 Pass it to lambda_body_vector_new.
6004 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
6005 it to lambda_lattice_new.
6006 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
6007 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
6008 (lambda_compute_target_space): Likewise.
6009 (lambda_compute_auxillary_space): New parameter lambda_obstack.
6010 Pass it to lambda_lattice_compute_base and
6011 compute_nest_using_fourieer_motzkin.
6012 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
6013 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
6014 and lambda_lattice_compute_target_space.
6015 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
6016 Pass it to lambda_linear_expression_new.
6017 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
6018 to gcc_tree_to_linear_expression.
6019 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6020 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6021 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6022 Pass it to lambda_body_vector_new and
6023 lambda_body_vector_compute_new.
6024 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6025 (lambda-code.o): Likewise.
6027 2007-09-06 Chao-ying Fu <fu@mips.com>
6029 * ginclude/stdfix.h: New file.
6030 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6031 (convert.o): Add dependence on fixed-value.h.
6032 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6033 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6034 to define fixed-point constants.
6035 (c_cpp_builtins): Define fixed-point constants.
6036 * convert.c (fixed-value.h): New include.
6037 (convert_to_real): Update comment to include fixed-point.
6038 Support FIXED_POINT_TYPE.
6039 (convert_to_integer): Update comment to include fixed-point.
6040 Support FIXED_POINT_TYPE.
6041 (convert_to_complex): Support FIXED_POINT_TYPE.
6042 (convert_to_fixed): New function.
6043 * convert.h (convert_to_fixed): Declare.
6044 * genopinit.c: Add comment about $Q for only fixed-point modes.
6045 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6046 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6047 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6048 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6049 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6050 usneg_optab for fixed-point modes.
6051 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6053 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6054 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6055 unsigned saturation optabs, when type is saturating.
6056 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6057 (expand_fixed_convert): New function.
6058 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6059 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6060 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6061 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6062 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6063 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6065 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6066 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6067 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6068 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6069 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6071 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6072 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6073 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6074 fractuns, satfractuns.
6075 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6076 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6077 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6078 OTI_ssmsub_widen, OTI_usmsub_widen.
6079 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6080 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6081 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6082 umsub_widen_optab, usmsub_widen_optab): Define.
6083 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6085 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6087 (expand_fixed_convert): Declare.
6088 * expr.c (convert_move): Support the move of fixed-point modes.
6089 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6090 (categorize_ctor_elements_1): Handle FIXED_CST.
6091 (count_type_elements): Handle FIXED_POINT_TYPE.
6092 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6093 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6095 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6096 multiply and add/subtract for fixed-point types.
6097 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6098 mode, we jump to binop directly.
6099 Support FIXED_CONVERT_EXPR.
6100 (do_store_flag): Check FIXED_CST to put a constant second.
6101 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6102 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6103 (const_vector_from_tree): Support FIXED_CST.
6104 * doc/extend.texi (Fixed-Point): New node.
6105 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6106 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6107 satfract, fractuns, satfractuns): Document them.
6109 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6111 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6112 addresses into I registers.
6114 2007-09-06 Jan Hubicka <jh@suse.cz>
6115 Andreas Tobler <a.tobler@schweiz.org>
6117 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6119 (machopic_legitimize_pic_address): Likewise.
6121 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6122 Jan Hubicka <jh@suse.cz>
6124 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6125 instead of ufloat_optab->handlers directly.
6126 (floatdidf2): Likewise.
6128 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6130 * config/mips/mips.c: Include diagnostic.h.
6131 (mips_set_current_function): Check errorcount and sorrycount
6132 before generating RTL.
6134 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6137 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6138 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6139 (print_operand_reloc): Likewise.
6141 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6145 2007-09-06 Jan Hubicka <jh@suse.cz>
6147 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6150 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6152 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6153 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6155 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6157 * optabs.c (expand_float): Convert unsigned integer as signed only
6158 if it provides sufficient accuracy; add mode argument to real_2expN.
6159 (expand_fix): Fix comment typos; extend binary float into mode
6160 wider than destination for converion to unsigned integer; add mode
6161 argument to real_2expN.
6162 * real.c (real_2expN): Add mode argument to special-case decimal
6164 * real.h (real_2expN): Ditto.
6165 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6167 (fixed_from_string): Ditto.
6168 (fixed_to_decimal): Ditto.
6169 (fixed_convert_from_real): Ditto.
6170 (real_convert_from_fixed): Ditto.
6171 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6172 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6173 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6174 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6176 2007-09-06 Tom Tromey <tromey@redhat.com>
6178 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6179 * c-pch.c (c_common_read_pch): Restore current location after
6181 * tree.c (expand_location): Update.
6182 (expr_filename): Changed return type. Unified the two cases.
6183 (expr_lineno): Likewise.
6184 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
6186 * toplev.c (line_table): Changed type.
6187 (general_init): Update.
6188 (realloc_for_line_map): New function.
6189 (general_init): Allocate line_table using GC.
6190 * fix-header.c (line_table): Changed type.
6191 (read_scan_file): Update.
6192 (read_scan_file): Update.
6193 * c-ppoutput.c (maybe_print_line): Update.
6194 (print_line): Update.
6195 (cb_line_change): Update.
6196 (cb_define): Update.
6197 (pp_file_change): Update.
6198 * c-opts.c (c_common_init_options): Update.
6199 (finish_options): Update.
6200 (push_command_line_include): Update.
6201 * c-lex.c (cb_line_change): Update.
6202 (cb_def_pragma): Update.
6203 (cb_define): Update.
6205 (c_lex_with_flags): Use cpp_get_token_with_location.
6206 * input.h (line_table): Changed type.
6207 (location_from_locus): New macro.
6208 * tree.h (EXPR_FILENAME): No longer an lvalue.
6209 (EXPR_LINENO): Likewise.
6210 (expr_locus, set_expr_locus): Declare separately for
6211 USE_MAPPED_LOCATION.
6212 (expr_filename, expr_lineno): Changed return type.
6213 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
6214 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
6215 (expand_gimple_basic_block): Likewise.
6216 * final.c (final_scan_insn): Use expanded_location.
6218 2007-09-06 Richard Guenther <rguenther@suse.de>
6220 PR tree-optimization/32586
6221 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6222 folding if nothing changed.
6223 (simplify_unary_expression): New function. Do tree combining
6224 on conversion like codes.
6225 (try_to_simplify): Call it.
6226 * builtins.c (fold_builtin_cexp): Fold the built expressions.
6227 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
6229 2007-09-06 Jan Hubicka <jh@suse.cz>
6232 * cse.c (fold_rtx): Avoid invalid sharing.
6234 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6236 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6237 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6239 2007-09-06 Revital Eres <eres@il.ibm.com>
6241 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6242 Fix offsettable memory reference for 750CL.
6244 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6246 * reload.c (find_reloads_address_1): Try to preserve original
6247 base/index regclass of operands.
6248 * regrename.c (scan_rtx_address): Likewise.
6249 (replace_oldest_value_addr): Likewise.
6251 2007-09-06 Richard Guenther <rguenther@suse.de>
6253 PR tree-optimization/33302
6254 * domwalk.c (walk_dominator_tree): The exit block is
6255 interesting even if it is not reachable.
6257 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6260 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6262 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6264 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6267 2007-09-05 Ian Lance Taylor <iant@google.com>
6269 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6271 (dump_generic_node): Likewise.
6272 * print-rtl.c (print_decl_name): Likewise.
6273 * print-tree.c (print_node_brief): Likewise.
6274 (print_node): Likewise.
6275 * Makefile.in (RTL_BASE_H): Add alias.h.
6278 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6280 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6282 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6283 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6285 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6287 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6288 (tm_defines): Define UCLIBC_DEFAULT to 1.
6289 (extra_options): Add linux.opt.
6290 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6291 (CRT_CALL_STATIC_FUNCTION): Likewise.
6292 (NO_IMPLICIT_EXTERN_C): Likewise.
6293 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6294 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6295 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6296 (ENDFILE_SPEC): Don't define.
6297 (LIB_SPEC): Likewise.
6298 (CRT_CALL_STATIC_FUNCTION): Likewise.
6299 (NO_IMPLICIT_EXTERN_C): Likewise.
6300 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6301 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6303 2007-09-06 Jan Hubicka <jh@suse.cz>
6305 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6308 2007-09-06 Jan Hubicka <jh@suse.cz>
6310 * opts.c (common_handle_option): Enable inlining functions for
6313 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6315 * builtin-attrs.def (ATTR_NONNULL_3): New.
6316 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6317 ATTR_NOTHROW_NONNULL_##FA.
6318 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6319 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6320 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6321 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6322 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6323 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6324 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6326 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6327 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6328 ATTR_FORMAT_NOTHROW_3_4): Remove.
6329 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6330 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6331 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6332 instead of ATTR_FORMAT_*_*.
6334 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6336 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6337 parts re-used for REG_FRAME_RELATED_EXPR.
6339 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6341 * optabs.c (expand_float): Convert unsigned integer as signed only
6342 if it provides sufficient accuracy; add mode argument to real_2expN.
6343 (expand_fix): Fix comment typos; extend binary float into mode
6344 wider than destination for converion to unsigned integer; add mode
6345 argument to real_2expN.
6346 * real.c (real_2expN): Add mode argument to special-case decimal
6348 * real.h (real_2expN): Ditto.
6349 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6351 (fixed_from_string): Ditto.
6352 (fixed_to_decimal): Ditto.
6353 (fixed_convert_from_real): Ditto.
6354 (real_convert_from_fixed): Ditto.
6355 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6356 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6357 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6358 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6360 2007-09-05 Ian Lance Taylor <iant@google.com>
6362 * init-regs.c (initialize_uninitialized_regs): Call
6363 emit_insn_before rather than add_insn_before.
6365 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6367 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6368 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
6369 * tree-inline.h (copy_body_data): Add call_expr field.
6370 * tree-inline.c (expand_call_inline): Initialize call_expr.
6371 (copy_bb): Append anonymous inline fn arguments to arguments
6372 when inlining a CALL_EXPR_VA_ARG_PACK call.
6373 * builtins.c (expand_builtin): Issue an error if
6374 BUILT_IN_VA_ARG_PACK is seen during expand.
6375 (fold_call_expr, fold_builtin_call_array): Don't fold
6376 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
6377 __builtin_va_arg_pack () call as last argument.
6378 * gimplify.c (gimplify_call_expr): If last argument to a vararg
6379 function is __builtin_va_arg_pack (), decrease number of call
6380 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
6381 * expr.c (expand_expr_real_1): Issue an error if
6382 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
6383 * tree-pretty-print.c (dump_generic_node): Handle printing
6384 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
6385 * doc/extend.texi (__builtin_va_arg_pack): Document.
6387 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
6389 PR tree-optimization/21513
6390 * builtins.c (build_builtin_expect_predicate): New function.
6391 (fold_builtin_expect): Add argument for expected value.
6392 Distribute __builtin_expect over short-circuiting operations.
6393 Fold nested builtin_expects.
6394 (fold_builtin_2): Adjust call to fold_builtin_expect.
6396 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
6399 PR tree-optimization/13756
6400 * doc/invoke.texi (Options That Control Optimization): Document
6403 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
6405 * config/i386/cpuid.h: New file.
6406 * config/i386/driver-i386.c: Include cpuid.h.
6407 (describe_cache): Shrink size and line strings to 100 bytes.
6408 (detect_caches_amd): Return "" for unsupported max_ext_level.
6409 Use __cpuid function.
6410 (detect_caches_intel): Return "" for unsupported max_level.
6411 Use __cpuid function.
6412 (host_detect_local_cpu): Change feature flag variables to
6413 unsigned int. Initialize only extended feature flag variables.
6414 Use __get_cpuid_max to determine max supported cpuid level.
6415 Use __cpuid function to determine supported features. Fix
6416 calculation of family id. Remove is_amd and check signature
6417 directly. Check for Geode signature. Handle family 4 id.
6418 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
6419 cpu discovery code to lower part of the function.
6420 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
6421 for sub-architecture.
6422 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
6423 [PROCESSOR_K8]: Add k8-sse3 architecture.
6424 [PROCESSOR_NOCONA]: Remove.
6425 [PROCESSOR_GENERIC64]: Ditto.
6426 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
6427 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
6428 to check for SSE and FXSAVE support.
6429 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
6430 Add -minline-all-stringops.
6431 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
6432 (x86_64-*-*): Ditto.
6434 2007-09-05 Jie Zhang <jie.zhang@analog.com>
6436 * config/bfin/linux-unwind.h: New file.
6437 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
6438 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
6440 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6442 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
6443 * stmt.c: Include alloc-pool.h.
6444 (struct case_node): Remove GTY marker.
6445 (add_case_node): New parameter case_node_pool. Use it for
6447 (expand_case): New allocation pool case_node_pool. Initialize it,
6448 pass to add_case_node and free it.
6450 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6451 David Ung <davidu@mips.com>
6452 Nigel Stephens <nigel@mips.com>
6454 Add mips16/nomips16 function attributes and -mflip-mips16 option
6455 for testing mixed-mode compilation.
6457 * config/mips/mips.opt (mflip-mips16): New.
6459 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
6460 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
6462 * config/mips/mips.c (mips_base_target_flags): New.
6463 (mips_base_mips16): New.
6464 (mips_base_schedule_insns): New.
6465 (mips_base_reorder_blocks_and_partition): New.
6466 (mips_base_align_loops): New.
6467 (mips_base_align_jumps): New.
6468 (mips_base_align_functions): New.
6469 (mips16_flipper): New.
6470 (mips_attribute_table): Add "mips16" and "nomips16" entries.
6471 (TARGET_SET_CURRENT_FUNCTION): Define.
6472 (mips_mips16_type_p, mips_nomips16_type_p): New.
6473 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
6474 (mips_function_ok_for_sibcall): Make it deal with functions with
6476 (mips_init_split_addresses): New, split out from override_options.
6477 (mips_init_relocs): New, split out from override_options.
6478 (was_mips16_p): New.
6479 (mips_set_mips16_mode): New, split out from override_options.
6480 (mips_set_current_function): New.
6481 (override_options): Add sorry for unsupported mips16/pic
6482 combination. Remove error for mips16/dsp combination. Save
6483 base option settings.
6484 (mips_file_start): Move mips16 mode setting output from here....
6485 (mips_output_function_prologue): ....to here.
6486 (mips_output_mi_thunk): Check for mips16 function.
6487 (build_mips16_function_stub): Don't set .mips16 here.
6488 (build_mips16_call_stub): Likewise.
6489 (mips_expand_builtin): Error in mips16 mode.
6490 (mips_use_mips16_mode_p): New.
6491 (mips_encode_section_info): Check for mips16 function, and set
6492 SYMBOL_REF_FLAGS accordingly.
6494 * doc/extend.texi (Function Attributes): Document new
6495 mips16/nomips16 attributes.
6496 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
6497 (MIPS Options): Document -mflip-mips16.
6499 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6501 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
6502 if we encounter TLS address in MIPS16 mode.
6503 (mips_legitimize_const_move): Check cannot_force_const_mem for
6504 the (const (plus symbol offset)) case; this forces invalid TLS
6505 address in MIPS16 mode to be caught by the above call to sorry.
6506 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
6507 because that now enables emutls, which is not ABI compatible
6508 with native TLS in non-MIPS16 mode.
6510 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6512 Add target hook invoked when cfun changes.
6514 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
6515 * target.h (struct gcc_target): Add set_current_function.
6516 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
6517 (TARGET_INITIALIZER): Add initializer for set_current_function.
6518 * tree.h (push_struct_function): New.
6519 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
6521 (set_cfun): Declare.
6522 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
6524 (push_function_context_to): Use allocate_struct_function
6525 to create null context, not init_dummy_function_start. Use set_cfun.
6526 (pop_function_context_from): Use set_cfun.
6527 (in_dummy_function): New.
6528 (invoke_set_current_function_hook): New.
6530 (push_cfun, pop_cfun): Use set_cfun.
6531 (push_struct_function): New.
6532 (allocate_struct_function): Call invoke_set_current_function_hook
6534 (prepare_function_start): Don't set cfun here. Remove unused
6535 argument; fix all callers.
6536 (init_dummy_function_start): Fiddle with in_dummy_function. Call
6537 push_struct_function.
6538 (init_function_start): Set cfun here.
6539 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
6540 * omp-low.c (create_omp_child_function): Use push_struct_function
6541 and pop_cfun to save/restore state.
6542 (expand_omp_parallel): Remove unused saved_cfun variable.
6543 * cgraphunit.c (ipa_passes): Use set_cfun.
6544 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
6545 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
6546 * matrix-reorg.c (transform_allocation_sites): Likewise.
6547 (matrix_reorg): Use set_cfun.
6548 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
6549 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
6550 assignment to cfun; use set_cfun for the other.
6551 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
6552 (dump_function_to_file): Use push_cfun/pop_cfun here.
6553 * c-decl.c (finish_function): Use set_cfun.
6555 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6557 * regrename.c (rerename_optimize): Use deferred rescanning and
6558 insert explicit calls to rescan insns when changed.
6560 2007-09-05 Jan Hubicka <jh@suse.cz>
6562 * optabs.c (libfunc_entry): Change optab to integer.
6563 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
6564 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
6565 of pointers for hashing.
6567 2007-09-05 Jan Hubicka <jh@suse.cz>
6569 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
6571 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
6572 * see.c (pass_see): Likewise.
6573 * tracer.c (pass_tracer): Likewise.
6574 * postreload-gcse.c (pass_gcse2): Likewise.
6575 * postreload.c (pass_postreload_cse): Likewise.
6576 * mode-switching.c (pass_mode_switching): Likewise.
6577 * modulo-sched.c (pass_sms): Likewise.
6578 * cse.c (cse_insn): Likewise.
6579 * web.c (pass_web): Likweise.
6580 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6581 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
6582 * loop-init.c (pass_rtl_loop_init): Likewise.
6583 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
6584 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
6585 * global.c (pass_global_alloc): Likewise.
6586 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
6587 pass_if_after_reload): Likewise.
6588 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
6589 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
6590 * regmove.c (pass_regmove): Likewise.
6591 * function.c (pass_thread_prologugues_epilogues): Likewise.
6592 * gcse.c (pass_gcse): Likewise.
6593 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
6594 * lower-subreg.c (pass_lower_subreg2): Likewise.
6595 * bt-load.c (pass_branch_target_load): Likewise.
6596 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6597 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
6598 * combine.c (pass_combine): Likewise.
6599 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
6600 (pass_partition_blocks): Likewise.
6601 * var-tracking.c (pass_variable_track): Likewise.
6602 * reg-stack.c (pass_stack_regs_run): Likewise.
6603 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
6604 * passes.c (pass_postreload): Likewise.
6605 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
6606 * tree-pass.h (TODO_verify_rtl_sharing): New.
6607 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6608 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
6609 TODO_set_props, TODO_df_finish, TODO_df_verify,
6610 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
6612 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6614 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
6615 fold_real_zero_addition_p, reorder_operands_p,
6616 div_if_zero_remainder, fold_undefer_overflow_warnings,
6617 int_binop_types_match_p, fold_convert_const_int_from_int,
6618 fold_convert_const_int_from_real,
6619 fold_convert_const_int_from_fixed,
6620 fold_convert_const_real_from_real,
6621 fold_convert_const_real_from_fixed,
6622 fold_convert_const_fixed_from_fixed,
6623 fold_convert_const_fixed_from_int,
6624 fold_convert_const_fixed_from_real, maybe_lvalue_p,
6625 fold_checksum_tree, fold_check_failed, print_fold_checksum,
6626 debug_fold_checksum, multiple_of_p): Constify.
6627 * tree-flow-inline.h (get_lineno): Likewise.
6628 * tree-flow.h (get_lineno): Likewise.
6629 * tree-object-size.c (compute_object_offset, addr_object_size,
6630 alloc_object_size, pass_through_call): Likewise.
6631 * tree-pretty-print.c (op_symbol, print_call_name,
6632 print_struct_decl, do_niy): Likewise.
6633 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
6634 debug_fold_checksum): Likewise.
6636 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
6639 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
6640 note, remove the associated REG_RETVAL note.
6642 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6644 * config.gcc (powerpc*-*-*): Install
6645 spu2vmx.h, vec_types.h, and si2vmx.h headers.
6646 * config/rs6000/spu2vmx.h: New header.
6647 * config/rs6000/si2vmx.h: New header.
6648 * config/rs6000/vec_types.h: New header.
6650 2007-09-05 Ben Elliston <bje@au.ibm.com>
6652 * varasm.c (initializer_constant_valid_p): Fix comment typo.
6654 2007-09-05 Ben Elliston <bje@au.ibm.com>
6656 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
6658 (__stdcx): Make asm volatile.
6659 (__stwcx, __stdcx): Return only 0 or 1.
6661 2007-09-05 Jan Hubicka <jh@suse.cz>
6665 2007-09-04 Jan Hubicka <jh@suse.cz>
6666 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6668 2007-09-04 Richard Guenther <rguenther@suse.de>
6669 * tree-ssa-operands.c (add_virtual_operand): Only mark
6670 stores as has_volatile_ops if alias information is not available.
6672 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6674 * config/rs6000/tramp.asm: Include config.h.
6675 Check __PIC__ or __pic__ macro instead of SHARED.
6677 PR rtl-optimization/32300
6678 * see.c (see_copy_insn): New function.
6679 (see_def_extension_not_merged, see_merge_one_use_extension,
6680 see_merge_one_def_extension): Use it. Avoid changing
6681 PREV_INSN/NEXT_INSN chains directly, insted emit insns
6682 into sequences. Call df_insn_delete on temporary insns
6683 that won't be emitted into the insn stream.
6684 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
6685 and run df_process_deferred_rescans () before run_fast_dce.
6687 PR tree-optimization/33017
6688 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
6689 recurse for pure or const function calls.
6691 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6693 * c-format.c: Include alloc-pool.h.
6694 (check_format_info_main): New argument fwt_alloc. Use allocation
6695 pool instead of GC. Remove GC deallocation code.
6696 (check_format_arg): Create allocation pool, pass it to
6697 check_format_info_main and free it afterwards.
6698 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
6700 2007-09-05 Ben Elliston <bje@au.ibm.com>
6702 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
6703 Rename count macro arugment for clarity.
6704 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
6705 (__protected_stream_set): Likewise, pass 0.
6707 2007-09-04 Jan Hubicka <jh@suse.cz>
6709 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6711 2007-09-04 Jan Hubicka <jh@suse.cz>
6713 * invoke.texi (-finline-small-functions): Document.
6714 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
6715 when deciding what is inlinable.
6716 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
6717 (cgraph_decide_inlining_of_small_function): Handle new flags.
6718 (cgraph_decide_inlining_incrementally): Likewise.
6719 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
6720 * common.opt (finline-small-functions): New.
6721 * Makefile.in (build/gengtype.o-warn): Work around PR29478
6723 2007-09-04 Richard Guenther <rguenther@suse.de>
6725 * tree-ssa-operands.c (add_virtual_operand): Only mark
6726 stores as has_volatile_ops if alias information is not available.
6728 2007-09-04 Andrew Haley <aph@redhat.com>
6730 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
6732 2007-09-04 Andrew Haley <aph@redhat.com>
6734 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
6735 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
6736 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6738 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
6741 * common.opt: Mention ABI version 2 in comment.
6743 2007-09-04 Jan Hubicka <jh@suse.cz>
6745 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
6746 (libfunc_entry): New structure.
6747 (libfunc_hash): New hashtable.
6748 (hash_libfunc): New function.
6749 (eq_libfunc): New function.
6750 (convert_optab_libfunc): New function.
6751 (optab_libfunc): New function.
6752 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
6753 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
6754 expand_float, expand_fix, new_optab, new_convert_optab):
6755 Update for new libfunc API.
6756 (init_libfunc, init_integral_libfuncs,
6757 init_floating_libfuncs, init_interclass_conv_libfuncs
6758 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
6759 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
6760 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6761 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
6762 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
6763 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
6764 gen_extend_conv_libfunc): New.
6765 (init_one_libfunc): Revamp for hashtables.
6766 (set_conv_libfunc): Likewise.
6767 (init_optabs): Initialize hashtable; use lazy initialization where
6769 * optabs.h (optab_handlers): Move out of GGC.
6770 (optab, convert_optab): Move out of GGC; add lazy gen info.
6771 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
6772 (optab_libfunc, convert_optab_libfunc): New.
6773 * builtins.c (expand_builtin_powi): Update for new API.
6774 * expr.c (convert_move): Likewise.
6775 * expmed.c (expand_divmod): Likewise.
6777 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6779 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
6780 GOT pointer only if there is a constant pool. Use the allocated space
6783 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6785 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6788 2007-09-04 Revital Eres <eres@il.ibm.com>
6789 Richard Guenther <rguenther@suse.de>
6790 R. Clint Whaley <whaley@cs.utsa.edu>
6792 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6794 * tree-tailcall.c (process_assignment): Use -fassociative-math
6795 when reodering operands of floating-point type.
6796 * fold-const.c (fold_comparison, fold_binary): Use
6797 -fassociative-math and -freciprocal-math instead of
6798 -funsafe-math-optimization flag.
6799 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6800 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6801 -freciprocal-math instead of -funsafe-math-optimizations.
6802 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6803 -fassociative-math when -ffast-math is set.
6804 (set_unsafe_math_optimizations_flags): New Function
6805 to set -freciprocal-math and -fassociative-math when
6806 -funsafe-math-optimizations is set.
6807 (common_handle_option): Call it.
6808 * tree-vectorizer.c (vect_is_simple_reduction): Use
6809 -fassociative-math when doing reduction on floats.
6810 * loop-unroll.c (analyze_insn_to_expand_var): Use
6811 -fassociative-math when expanding an accumulator of type float.
6812 * simplify-rtx.c (simplify_binary_operation_1): Use
6813 -fassociative-math and -freciprocal-math when reordeing operands
6814 of floating-point type.
6815 * combine.c (combine_simplify_rtx): Likewise.
6816 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6818 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6820 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6823 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6825 2007-09-04 Jan Hubicka <jh@suse.cz>
6827 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6829 2007-09-04 Jan Hubicka <jh@suse.cz>
6831 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6832 and corresponding MATCH_DUP.
6834 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6837 * combine.c (subst): Do not try to simplify X if it represents load
6838 of FP constant from the constant pool via float extension.
6840 2007-09-04 Ben Elliston <bje@au.ibm.com>
6842 * c-opts.c: Include "tm_p.h".
6843 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6845 2007-09-04 Richard Guenther <rguenther@suse.de>
6847 PR tree-optimization/33291
6848 * tree-pretty-print.c (dump_generic_node): Dump all
6849 qualifiers for pointer types, not only first. Dump
6850 qualifiers for aggregate types as well.
6851 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6852 use the canonical type for building ARRAY_REFs.
6853 * gimplify.c (canonicalize_addr_expr): Clean up. The
6854 correct validness check is compatibility of the pointer
6855 types. Always use the canonical type for building
6856 ARRAY_REFs and ADDR_EXPRs.
6857 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6858 change that disabled propagation of ADDR_EXPRs into statements
6861 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6863 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6864 (umulsi3_highpart): Make into expanders; existing insns are
6865 now named *[insn]_nov6. Add stars to existing [insn]_v6
6866 counterparts' names.
6868 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6870 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6871 (unprotoize.o): Remove SHLIB_MULTILIB.
6873 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6875 * doc/extend.texi: Document progmem attribute for AVR.
6877 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6880 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6882 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6884 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6887 * optabs.c: Remove unnecessary forward declarations.
6888 (expand_unop_direct): New, broken out of expand_unop.
6889 (expand_doubleword_clz): New.
6890 (expand_ctz): Move above expand_ffs. Use
6891 start_sequence, end_sequence, add_equal_note, and
6892 expand_unop_direct. Add more commentary.
6893 (expand_ffs): Try both ctz optab and expand_ctz.
6894 Generate a test and branch if the hardware doesn't give us
6895 a useful value for input zero. Style improvements similar to
6898 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6900 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6902 * config.gcc: Delete stanza for arm-semi-aof and
6903 armel-semi-aof targets.
6904 * config/arm/arm-protos.h
6906 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6907 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6908 delete aof_pic_label and remove mention of AOF in comments.
6909 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6911 * config/arm/semiaof.h
6912 * config/arm/t-semi: Delete file.
6914 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6916 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6917 CONST_CAST_BB): New macros for type-specific casts.
6918 (CONST_CAST): Add a TYPE parameter and define it in terms of
6921 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6922 * c-lex.c (cb_ident, lex_string): Likewise,
6923 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6924 * config/i386/i386.c (ix86_function_regparm,
6925 ix86_function_sseregparm): Use CONST_CAST_TREE.
6926 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6928 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6929 give_switch, set_multilib_dir): Likewise,
6930 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6931 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6932 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6933 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6934 * prefix.c (update_path): Likewise,
6935 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6936 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6937 * tree-cfg.c (tree_can_merge_blocks_p,
6938 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6939 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6940 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6941 (attribute_list_contained): Use CONST_CAST_TREE.
6943 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6945 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6947 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6950 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6951 before forcing them into a register.
6953 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6955 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6956 rather than define_code_macro.
6958 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6960 * gcc.c (xputenv): New function.
6961 (putenv_from_prefixes): Use xputenv instead of putenv.
6962 (process_command): Use xputenv instead of putenv.
6963 (set_collect_gcc_options): Use xputenv instead of putenv.
6964 (main): Use xputenv instead of putenv.
6966 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6968 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6969 availability of swap instruction.
6970 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6972 2007-09-03 Revital Eres <eres@il.ibm.com>
6974 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6977 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6978 Ayal Zaks <zaks@il.ibm.com>
6979 Revital Eres <eres@il.ibm.com>
6981 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6982 compute_split_row): New functions.
6983 (ps_unschedule_node): Remove.
6984 (normalize_sched_times): Iterate over the already scheduled
6985 insns instead of the number of nodes.
6986 (MAX_SPLIT_NUM): New definition.
6987 (sms_schedule_by_order): Change the scheduling heuristic to
6988 avoid useless increases of initiation interval ii.
6989 (get_sched_window): Add dump printouts.
6991 2007-09-02 David Daney <ddaney@avtrex.com>
6993 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6994 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6995 (optab, insn): Add more attributes.
6996 (fetchop_bit): New code macro.
6997 (immediate_insn): New code macro attribute.
6998 (sync): Change condition to ISA_HAS_SYNC.
6999 (rdhwr): Change predicate for operand 0 to register_operand.
7000 (memory_barrier): New expand.
7001 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
7002 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
7003 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
7004 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
7005 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
7006 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
7007 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
7008 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
7009 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
7011 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
7012 Hans-Peter Nilsson <hp@axis.com>
7014 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
7015 Defined to describe availability and behavior of CLZ.
7016 * config/cris/cris.md (clzsi2): Implement using lz instruction.
7017 * config/cris/cris.opt: Tweak comment for "-metrax4".
7018 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
7019 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7020 (count_leading_zeros): Define.
7022 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7024 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7026 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7030 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7033 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7035 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7036 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7037 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7038 sched-deps.c, sched-int.h, system.h, target.h,
7039 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7040 tree.def: Fix comment typos.
7042 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7044 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7045 (override_options): Turn on -mstrict-align on non-ColdFire
7047 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7049 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7051 * c-common.c (const_strip_array_types): Delete.
7052 * c-common.h (const_strip_array_types): Likewise.
7053 * emit-rtl.c (const_next_insn, const_previous_insn,
7054 const_next_nonnote_insn, const_prev_nonnote_insn,
7055 const_next_real_insn, const_prev_real_insn,
7056 const_next_active_insn, const_prev_active_insn, const_next_label,
7057 const_prev_label): Delete.
7058 * gimple-low.c (block_may_fallthru): Use expr_last.
7059 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7060 * rtl.h (const_previous_insn, const_next_insn,
7061 const_prev_nonnote_insn, const_next_nonnote_insn,
7062 const_prev_real_insn, const_next_real_insn,
7063 const_prev_active_insn, const_next_active_insn, const_prev_label,
7064 const_next_label): Delete.
7065 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7066 * system.h (CONST_CAST): Update comment.
7067 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7068 (const_first_stmt, const_last_stmt): Delete.
7069 (tree_block_ends_with_condjump_p): Use last_stmt.
7070 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7071 * tree-iterator.c (const_expr_first, const_expr_last,
7072 const_expr_only): Delete.
7073 * tree.c (const_lookup_attribute): Likewise.
7074 (attribute_list_contained): Use lookup_attribute.
7075 * tree.h (const_lookup_attribute, const_expr_first,
7076 const_expr_last, const_expr_only): Delete.
7078 2007-09-01 Richard Guenther <rguenther@suse.de>
7080 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7081 instead of TREE_THIS_VOLATILE.
7082 * tree-ssa-operands.c (add_virtual_operand): Do not set
7083 has_volatile_ops. Do not check s_ann for NULL.
7084 (get_indirect_ref_operands): Likewise.
7085 (get_expr_operands): Likewise. For all reference trees
7086 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7087 check base of reference for TREE_THIS_VOLATILE.
7089 2007-09-01 Richard Guenther <rguenther@suse.de>
7091 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7092 between integral types. Also allow conversions between
7095 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7097 * optabs.c (prepare_float_lib_cmp): Use
7098 libgcc_cmp_return_mode instead of word_mode.
7099 * config/dfp-bit.h: Likewise.
7100 * config/fp-bit.h: Likewise.
7101 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7103 (spu_libgcc_shift_count_mode): New function.
7104 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7105 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7107 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7109 * tree-pretty-print.c: Include output.h.
7110 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7111 HOST_WIDE_INT_PRINT_DEC.
7112 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7114 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7116 PR rtl-optimization/33224
7117 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7118 to the analysed region.
7120 2007-08-31 Richard Guenther <rguenther@suse.de>
7122 * function.c (allocate_struct_function): Do not set
7123 current_function_returns_pointer.
7124 * function.h (struct var_refs_queue): Remove.
7125 (struct simple_obstack_stack): Likewise.
7126 (struct function): Remove fixup_var_refs_queue member.
7127 Remove returns_pointer flag.
7128 (current_function_returns_pointer): Remove define.
7130 2007-08-31 Nick Clifton <nickc@redhat.com>
7132 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7133 secondary keys in order to obtain a stable sort.
7135 2007-08-31 Nick Clifton <nickc@redhat.com>
7138 * config/m32r/constraints.md: Add W constraint for integer zero.
7139 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7140 Fix length calculation by using alternatives.
7142 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7144 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7145 split out from expand_binop.
7146 (avoid_expensive_constant): New function.
7147 (expand_binop_directly): Remove commutative_op argument and
7148 (expand_binop_directly): Remove commutative_op argument and
7149 call cummutative_optab_p instead. Do not change op0 or op1
7150 when swapping xop0 and xop1. Apply avoid_expensive_constant
7151 to each argument after potential swapping. Enforce the
7152 canonical order of commutative operands.
7153 (expand_binop): Use shift_optab_p and commutative_optab_p.
7154 Update the calls to expand_binop_directly. Only force constants
7155 into registers when widening an operation. Only swap operands
7156 once a direct expansion has been rejected.
7157 (expand_twoval_binop): Only force constants into registers when
7158 using a direct expansion.
7160 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7162 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7163 (sched_analyze_insn): Don't postprocess speculative dependencies when
7164 target has no scheduling.
7165 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7166 'uninitialized' warning.
7168 2007-08-31 Richard Guenther <rguenther@suse.de>
7170 * tree.c (build_complex_type): Always set TYPE_NAME for
7173 2007-08-31 Olivier Hainque <hainque@adacore.com>
7175 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7176 internal macro. Default alignment factor for csect directives, chosen
7177 to match what BIGGEST_ALIGNMENT allows.
7178 (DATA_SECTION_ASM_OP): Use it.
7179 * config/rs6000/rs6000.c
7180 (rs6000_xcoff_output_readonly_section_asm_op):
7181 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
7182 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
7184 2007-08-31 Olivier Hainque <hainque@adacore.com>
7186 * dbxout.c (dbxout_block): Move declaration within the first
7187 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
7188 block to include the definition, together with the associated
7191 2007-08-31 David Edelsohn <edelsohn@gnu.org>
7192 Revital Eres <eres@il.ibm.com>
7194 * doc/invoke.texi (-mpaired): Document flag.
7195 * config.gcc: Include paired.h in powerpc extra_headers and
7196 750cl.h in powerpc-*-linux*paired*.
7197 * config/rs6000/rs6000.opt (-mpaired): New flag.
7198 * config/rs6000/rs6000.c (paired_init_builtins,
7199 paired_expand_builtin, paired_expand_lv_builtin,
7200 paired_expand_stv_builtin, paired_expand_predicate_builtin):
7201 New functions to support the paired single builtin functions.
7202 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
7203 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
7205 (bdesc_paired_preds): New structure for paired predicate
7207 (rs6000_expand_builtin): Expand paired single builtins.
7208 (rs6000_init_builtins): Init paired single builtins.
7209 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
7210 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
7211 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
7212 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
7213 (rs6000_vector_mode_supported_p): Support paired vector mode.
7214 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
7215 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
7217 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
7218 (DATA_ALIGNMENT): Likewise.
7219 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
7220 (rs6000_builtins): Add PAIRED builtins.
7221 * config/rs6000/rs6000.md: Include paired.md.
7222 * config/rs6000/paired.h: New.
7223 * config/rs6000/paired.md: New.
7224 * config/rs6000/750cl.h: New.
7225 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
7227 2007-08-30 Ollie Wild <aaw@google.com>
7229 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
7230 * gcc.c (default_compilers): Add -fno-directives-only to
7231 @assembler-with-cpp.
7233 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
7237 * regclass.c (initial_fixed_regs): Revert previous change and make
7239 (initial_call_used_regs): Likewise.
7240 (initial_call_really_used_regs): Delete, reverting previous addition.
7241 (initial_reg_names): Likewise.
7242 (init_reg_sets): Revert previous change.
7243 (saved_fixed_regs): New.
7244 (saved_call_used_regs): New.
7245 (saved_call_really_used_regs): New.
7246 (saved_reg_names): New.
7247 (save_register_info): New.
7248 (restore_register_info): New.
7249 (init_reg_sets_1): Replace reset of register info with call to
7250 restore_register_info.
7251 * rtl.h (save_register_info): Declare.
7252 * toplev.c (backend_init): Call save_register_info.
7254 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7256 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7257 from the original statement.
7259 2007-08-30 Chao-ying Fu <fu@mips.com>
7261 * c-lex.c (interpret_fixed): Declare.
7262 (interpret_float): Process _Fract and _Accum.
7263 (interpret_fixed): New function.
7264 * final.c (output_addr_const): Process CONST_FIXED.
7265 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7266 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7268 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7270 (simplify_immed_subreg): Support CONST_FIXED.
7271 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7272 (simplify_subreg): Support CONST_FIXED.
7274 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7276 * config/rs6000/ppu_intrinsics.h: New file.
7277 * config.gcc (powerpc*-*-* <extra_headers>): Install
7280 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7282 * cfg.c (dump_flow_info): Change to also print entry and exit
7284 * print-rtl.c (print_rtl_single): Allow to print rtl with
7287 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7289 * df-core.h (df_dump_region): New function.
7290 * df.h (df_dump_region): New function.
7291 * loop-invariant.c (find_defs): Add call to df_dump_region.
7292 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7295 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7298 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7299 true if any of the compare_section_name calls returned true,
7300 rather than if any returned false.
7302 2007-08-30 Richard Guenther <rguenther@suse.de>
7304 PR tree-optimization/33199
7305 * tree-ssa-structalias.c (handle_lhs_call): New function.
7306 (find_func_aliases): In non-IPA mode make sure that for
7307 calls that return a pointer we add a constraint for the
7308 result to point to anything.
7310 2007-08-30 Richard Guenther <rguenther@suse.de>
7312 * doc/invoke.texi (-mveclibabi): Document new target option.
7313 * config/i386/i386.opt (-mveclibabi): New target option.
7314 * config/i386/i386.c (ix86_veclib_handler): Handler for
7315 vectorization library support.
7316 (override_options): Handle the -mveclibabi option, initialize
7317 the vectorization library handler.
7318 (ix86_builtin_vectorized_function): As fallback call the
7319 vectorization library handler, if set.
7320 (ix86_veclibabi_acml): New static function for ACML ABI style
7321 vectorization support.
7323 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7325 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7326 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7327 SImode and update m. Don't run gen_lowpart_common on arbitrary
7328 memory address, force it to register first.
7331 * dce.c (dce_process_block): Don't delete setters of
7332 artificially used registers.
7334 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7336 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7337 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7338 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7340 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7342 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7344 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7345 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7347 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7349 * system.h: Activate -Wcast-qual as warning-only.
7351 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7354 * config/rs6000/rs6000.c (compare_section_name): New function.
7355 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7358 2007-08-29 Olivier Hainque <hainque@adacore.com>
7360 * xcoffout.c: #include debug.h.
7361 * Makefile.in (xcoffout.o): Add debug.h dependency.
7363 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7365 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7366 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7368 2007-08-29 Richard Guenther <rguenther@suse.de>
7370 * tree-pretty-print.c (dump_generic_node): Print
7371 label DECL_UID as D.%u.
7372 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7374 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7376 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
7377 * builtins.def (BUILT_IN_REALLOC): New builtin.
7379 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
7382 * tree.c (build_type_attribute_qual_variant): Set canonical types
7383 on the final, unqualified attribute variant before building the
7386 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7388 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
7389 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
7391 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7394 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7395 * config/bfin/bfin.md (composev2hi): Put operands into vector
7398 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7400 * config/bfin/bfin.md (composev2hi): Put operands into vector
7403 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7405 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
7406 attribute when appropriate.
7407 (bfin_handle_l1_text_attribute): New.
7408 (bfin_handle_l1_data_attribute): New.
7409 (bfin_attribute_table): Add attributes: l1_text, l1_data,
7410 l1_data_A and l1_data_B.
7411 * doc/extend.texi (node Function Attributes): Document l1_text
7413 (Variable Attributes): Add Blackfin subsection. Document l1_data,
7414 l1_data_A and l1_data_B variable attributes.
7416 2007-08-28 Jie Zhang <jie.zhang@analog.com>
7418 * config/bfin/bfin.opt (minline-plt): Add.
7419 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
7420 call to global functions.
7421 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7422 (Blackfin Options): Document -minline-plt.
7424 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7426 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
7427 given a non-function.
7428 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
7430 2007-08-28 DJ Delorie <dj@redhat.com>
7432 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
7434 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7436 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
7438 2007-08-28 Richard Guenther <rguenther@suse.de>
7440 * tree.h (struct tree_function_decl): Increase size of
7441 function_code bitfield.
7443 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7444 Kazu Hirata <kazu@codesourcery.com>
7446 * config/m68k/linux.h
7447 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
7448 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7449 (m68k_return_in_memory): New.
7450 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
7453 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
7456 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7457 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
7458 operand) when top VEC_SELECT extracts scalar element.
7459 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
7460 (*vec_extract_v4sf_mem): Ditto.
7462 2007-08-28 Jakub Jelinek <jakub@redhat.com>
7465 * passes.c (init_optimization_passes): Move pass_df_finish
7466 after pass_postreload sublist.
7468 PR rtl-optimization/33148
7469 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
7470 (neg (lt X 0)) if X has scalar int mode.
7473 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
7474 initializer, use build_vector_from_ctor if possible to create
7475 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
7476 even after this, return NULL.
7478 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7480 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
7482 2007-08-28 Richard Guenther <rguenther@suse.de>
7484 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
7485 (struct tree_function_decl): Make function_code a bitfield.
7486 Add disregard_inline_limits flag.
7487 * cgraphunit.c (cgraph_process_new_functions): Check
7488 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
7489 (cgraph_preserve_function_body_p): Likewise.
7490 * ipa-inline.c (compute_inline_parameters): Likewise.
7491 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
7492 for GNU C extern inline functions.
7493 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
7494 * tree-inline.c (disregard_inline_limits_p): Remove.
7495 * tree-inline.h (disregard_inline_limits_p): Likewise.
7496 * c-common.c (handle_always_inline_attribute): Set
7497 DECL_DISREGARD_INLINE_LIMITS.
7498 * langhooks.c (add_builtin_function): Verify the function code
7499 fits in the bitfield.
7501 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
7502 Vladimir Yanovsky <yanov@il.ibm.com>
7503 Revital Eres <eres@il.ibm.com>
7504 Andrey Belevantsev <abel@ispras.ru>
7506 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
7508 * modulo-sched.c: Add documentation regarding do-loop.
7509 (doloop_register_get): Change number of arguments to support
7510 the new do-loop pattern and check whether COUNT_REG has no other
7511 occurences in the loop besides in the control part.
7512 (duplicate_insns_of_cycles): Do not duplicate the insn which
7513 changes count_reg as it is already adjusted.
7514 (generate_prolog_epilog): New argument to support the new
7515 do-loop pattern. Change the subtract instruction to use
7516 expand_simple_binop. Call duplicate_insns_of_cycles with new
7518 (sms_schedule): Call doloop_register_get and
7519 generate_prolog_epilog with new argument. Do not handle loops
7520 with single sets insns with subreg in their lhs.
7521 * loop-doloop.c (doloop_optimize): Support for another do-loop
7523 (doloop_condition_get): Gets an instruction instead of a pattern
7524 and change the return condition when the do-loop pattern is
7526 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
7527 deps when considering to not create edges.
7529 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
7531 * doc/extend.texi (gnu_inline funtion attribute): Document C++
7534 2007-08-27 Jason Merrill <jason@redhat.com>
7537 * gimplify.c (gimplify_modify_expr): Discard the assignment of
7538 zero-sized types after calling gimplify_modify_expr_rhs.
7540 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7542 * regclass.c (init_reg_autoinc): Fix typo.
7544 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
7546 Fix PR tree-optimization/33173
7547 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
7549 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
7552 * config/i386/i386.h (VALID_DFP_MODE_P): New.
7553 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
7556 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7557 David Ung <davidu@mips.com>
7558 Nigel Stephens <nigel@mips.com>
7560 Separate target-specific initialization from general
7561 back-end initialization.
7563 * toplev.c (init_alignments): New, split out from...
7564 (process_options): ...here.
7565 (backend_init_target): New, split out from...
7566 (backend_init): ...here.
7567 (lang_dependent_init_target): New, split out from...
7568 (lang_dependent_init): ...here.
7569 (target_reinit): New.
7570 * toplev.h (target_reinit): Declare.
7571 * expr.c (init_expr_target): Renamed from init_expr_once, since it
7572 now can be called more than once. Update comments.
7573 * expr.h (init_expr_target): Likewise.
7574 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7575 now can be called more than once. Explicitly zero
7576 static_reg_base_value.
7577 * emit-rtl.c (init_emit_regs): New, split out from...
7578 (init_emit_once): Here.
7579 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7580 non-const, so that changes from command-line arguments can overwrite
7581 values provided by the static initializers.
7582 (initial_call_really_used_regs): New, used similarly to the above.
7583 (initial_reg_names): Likewise.
7584 (last_mode_for_init_move_cost): Promoted function-local static to
7585 file-scope static to make it accessible outside init_move_cost.
7586 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
7587 Do not initialize inv_reg_alloc_order yet, either. Do initialize
7588 reg_names since it is needed for parsing command-line options.
7589 (init_move_cost): Use last_mode_for_init_move_cost instead of
7590 function-local static.
7591 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
7592 call_really_used_regs now. Reinitialize reg_names. Also
7593 initialize inv_reg_alloc_order. Zero reg_class_subunion and
7594 reg_class_superunion. Clear losing_caller_save_reg_set.
7595 Preserve global registers if called more than once. Reset
7596 move cost, may_move_in_cost, may_move_out_cost, and
7597 last_mode_for_init_move_cost.
7598 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
7599 can now be invoked more than once. Update comments.
7600 (init_regs): Update comments.
7601 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
7602 and initial_call_really_used_regs, instead of the non-initial
7603 variables. This allows us to save the command-line register settings
7604 after target reinitialization.
7605 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
7606 * rtl.h (init_emit_regs): Declare.
7607 (init_reg_modes_target, init_alias_target): Renamed as described
7609 * reload1.c (init_reload): Update comments.
7610 * optabs.c (init_optabs): Likewise.
7611 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
7613 2007-08-26 Chao-ying Fu <fu@mips.com>
7615 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
7618 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7620 * alias.c (memory_modified_1, memory_modified_in_insn_p):
7622 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
7624 * bb-reorder.c (copy_bb_p): Likewise.
7625 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
7626 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7627 block_ends_with_condjump_p): Likewise.
7628 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
7629 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7630 block_ends_with_condjump_p): Likewise.
7631 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
7632 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
7633 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
7634 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
7635 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
7636 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
7637 debug_true_const_tree instad of debug_true_tree.
7638 * debug.c (do_nothing_debug_hooks): Likewise.
7639 * debug.h (ignore_block, debug_true_const_tree): Constify.
7640 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
7641 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
7642 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
7643 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
7644 dbx_reg_number, is_based_loc, field_type,
7645 simple_type_align_in_bits, simple_decl_align_in_bits,
7646 simple_type_size_in_bits, field_byte_offset, insert_float,
7647 type_tag, member_declared_type, is_redundant_typedef,
7648 secname_for_decl, is_inlined_entry_point): Likewise.
7649 * emit-rtl.c (const_next_insn, const_previous_insn,
7650 const_next_nonnote_insn, const_prev_nonnote_insn,
7651 const_next_real_insn, const_prev_real_insn,
7652 const_next_active_insn, const_prev_active_insn, const_next_label,
7653 const_prev_label): Likewise.
7654 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
7656 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
7657 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
7658 sched_insn_is_legitimate_for_speculation_p): Likewise.
7659 * jump.c (reversed_comparison_code_parts,
7660 reversed_comparison_code, reversed_comparison, condjump_label):
7662 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
7663 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
7665 * rtl.h (const_previous_insn, const_next_insn,
7666 const_prev_nonnote_insn, const_next_nonnote_insn,
7667 const_prev_real_insn, const_next_real_insn,
7668 const_prev_active_insn, const_next_active_insn, const_prev_label,
7669 const_next_label, modified_between_p, modified_in_p,
7670 const_note_storeskeep_with_call_p, condjump_label,
7671 reversed_comparison, reversed_comparison_code,
7672 reversed_comparison_code_parts, memory_modified_in_insn_p,
7673 stack_regs_mentioned): Likewise.
7674 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
7675 keep_with_call_p): Likewise.
7676 * sched-deps.c (deps_may_trap_p, sched_get_condition,
7677 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
7678 sd_lists_size, sd_lists_empty_p): Likewise.
7679 * sched-int.h (sched_insns_conditions_mutex_p,
7680 haifa_classify_insn, no_real_insns_p,
7681 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
7682 sd_lists_size, sd_lists_empty_p): Likewise.
7683 * sdbout.c (sdb_debug_hooks): Likewise.
7684 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
7685 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
7686 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
7688 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
7689 tree_can_throw_internal): Likewise.
7690 * tree-flow-inline.h (phi_nodes): Likewise.
7691 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
7692 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
7693 * tree-gimple.c (const_get_call_expr_in): Likewise.
7694 * tree-gimple.h (const_get_call_expr_in): Likewise.
7695 * tree.c (const_lookup_attribute, attribute_list_equal,
7696 attribute_list_contained): Likewise.
7697 * tree.h (attribute_list_equal, attribute_list_contained,
7698 const_lookup_attribute): Likewise.
7699 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
7701 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7703 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
7704 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
7706 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7709 * config/alpha/constraints.md: Delete "svn:mime-type" property
7710 with svn propdel "svn:mime-type".
7712 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7715 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
7716 non NOTE insn doesn't cross basic block.
7717 (noce_try_abs): Likewise.
7718 (noce_process_if_block): Likewise.
7720 2007-08-26 David Edelsohn <edelsohn@gnu.org>
7723 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
7724 operand without auto-inc-dec.
7725 * config/rs6000/rs6000.md (floatsidf2_internal): Use
7726 offsettable_mem_operand.
7727 (floatunssidf2_internal): Same.
7728 (fix_truncdfsi2_internal): Same.
7729 (floatsidf_ppc64): Same.
7730 (floatunssidf_ppc64): Same.
7731 (fix_trunctfsi2_internal): Same.
7733 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7736 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
7737 pass defines needed for version.c.
7739 2007-08-25 Joseph Myers <joseph@codesourcery.com>
7741 * configure.ac (--debug-prefix-map check): Change assembler
7742 version presumed to have feature to 2.18.
7743 * configure: Regenerate.
7745 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7747 * c-common.c (vector_types_convertible_p,
7748 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
7749 self_promoting_args_p): Constify.
7750 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
7751 c_promoting_integer_type_p, self_promoting_args_p,
7752 anon_aggr_type_p, vector_types_convertible_p): Likewise.
7753 * c-decl.c (anon_aggr_type_p): Likewise.
7754 * * c-dump.c (dump_stmt): Likewise.
7755 * c-objc-common.c (has_c_linkage): Likewise.
7756 * c-tree.h (same_translation_unit_p): Likewise.
7757 * c-typeck.c (null_pointer_constant_p,
7758 tagged_types_tu_compatible_p, function_types_compatible_p,
7759 type_lists_compatible_p, lvalue_or_else, lvalue_p,
7760 comptypes_internal, struct tagged_tu_seen_cache,
7761 same_translation_unit_p, alloc_tagged_tu_seen_cache,
7762 c_size_in_bytes): Likewise.
7763 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
7764 hash_ptr, eq_ptr): Likewise.
7765 * langhooks-def.h (lhd_decl_ok_for_sibcall,
7766 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
7767 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
7768 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
7770 * optabs.c (optab_for_tree_code): Likewise.
7771 * optabs.h (optab_for_tree_code): Likewise.
7772 * rtl.h (simplify_rtx): Likewise.
7773 * simplify-rtx.c (simplify_rtx): Likewise.
7774 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
7775 dump_flag, dump_node): Likewise.
7776 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
7777 queue_and_dump_type, dump_flag): Likewise.
7778 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
7779 * tree-pass.h (dump_node): Likewise.
7780 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
7781 supportable_narrowing_operation): Likewise.
7782 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7783 supportable_narrowing_operation): Likewise.
7784 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7785 is_negative_overflow_infinity, is_positive_overflow_infinity,
7786 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7787 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7788 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7789 ssa_name_nonzero_p, fp_predicate): Likewise.
7790 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7791 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7792 ssa_name_nonnegative_p): Likewise.
7794 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7796 * config.gcc : Add x86_64-elf target.
7798 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7800 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7802 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7803 Nigel Stephens <nigel@mips.com>
7807 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7808 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7809 * expr.c (SET_BY_PIECES_P): Define.
7810 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7811 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7812 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7814 * expr.h (SET_RATIO): Define.
7815 (can_store_by_pieces, store_by_pieces): Update prototypes.
7816 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7817 can_store_by_pieces/store_by_pieces.
7818 (expand_builtin_memcpy_args): Likewise.
7819 (expand_builtin_strncpy): Likewise.
7820 (expand_builtin_memset_args): Likewise. Also remove special case
7821 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7822 decide what to do instead.
7823 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7824 to can_store_by_pieces.
7826 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7827 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7829 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7830 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7831 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7832 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7833 (STORE_BY_PIECES_P): Define.
7835 2007-08-24 Tom Tromey <tromey@redhat.com>
7837 * varpool.c (varpool_last_needed_node): Fix comment typo.
7838 * c-decl.c (duplicate_decls): Fix comment typo.
7839 (clone_underlying_type): Update comment.
7841 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7843 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7844 alpha_in_small_data_p, alpha_split_complex_arg,
7845 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7847 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7848 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7850 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7851 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7852 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7853 * config/darwin.c (darwin_binds_local_p): Likewise.
7854 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7856 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7857 i386_pe_valid_dllimport_attribute_p): Likewise.
7858 * config/i386/i386.c (ix86_function_regparm,
7859 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7860 x86_can_output_mi_thunk, ix86_mangle_type,
7861 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7862 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7863 i386_pe_binds_local_p): Likewise.
7864 * config/ia64/ia64.c
7865 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7866 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7867 ia64_invalid_conversion, ia64_invalid_unary_op,
7868 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7870 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7871 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7872 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7873 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7874 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7875 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7876 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7877 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7878 * config/pa/pa.c (pa_commutative_p): Likewise.
7879 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7881 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7882 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7883 rs6000_use_blocks_for_constant_p,
7884 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7885 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7886 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7887 * config/s390/s390.c (s390_mangle_type,
7888 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7890 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7891 th_in_small_data_p): Likewise.
7892 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7893 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7895 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7896 sparc_mangle_type): Likewise.
7897 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7898 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7899 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7901 * hooks.c (hook_bool_mode_const_rtx_false,
7902 hook_bool_mode_const_rtx_true,
7903 hook_bool_const_tree_hwi_hwi_const_tree_false,
7904 hook_bool_const_tree_hwi_hwi_const_tree_true,
7905 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7906 hook_constcharptr_const_tree_null,
7907 hook_constcharptr_const_rtx_null,
7908 hook_constcharptr_const_tree_const_tree_null,
7909 hook_constcharptr_int_const_tree_null,
7910 hook_constcharptr_int_const_tree_const_tree_null): New.
7911 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7912 hook_bool_tree_hwi_hwi_tree_false,
7913 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7914 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7915 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7916 hook_constcharptr_int_tree_null,
7917 hook_constcharptr_int_tree_tree_null): Delete.
7918 (default_can_output_mi_thunk_no_vcall): Constify.
7919 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7920 hook_bool_tree_hwi_hwi_tree_false,
7921 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7922 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7923 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7924 hook_constcharptr_int_tree_null,
7925 hook_constcharptr_int_tree_tree_null): Delete.
7926 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7927 hook_bool_const_tree_hwi_hwi_const_tree_false,
7928 hook_bool_const_tree_hwi_hwi_const_tree_true,
7929 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7930 hook_constcharptr_const_tree_null,
7931 hook_constcharptr_const_rtx_null,
7932 hook_constcharptr_const_tree_const_tree_null,
7933 hook_constcharptr_int_const_tree_null,
7934 hook_constcharptr_int_const_tree_const_tree_null): New.
7935 (default_can_output_mi_thunk_no_vcall): Constify.
7936 * integrate.c (function_attribute_inlinable_p): Likewise.
7937 * integrate.h (function_attribute_inlinable_p): Likewise.
7938 * jump.c (rtx_renumbered_equal_p): Likewise.
7939 * output.h (decl_readonly_section, categorize_decl_for_section,
7940 default_use_anchors_for_symbol_p, default_binds_local_p,
7941 default_binds_local_p_1): Likewise.
7942 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7944 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7945 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7946 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7947 TARGET_COMP_TYPE_ATTRIBUTES,
7948 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7949 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7950 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7951 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7952 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7953 * target.h (can_output_mi_thunk, needs_block_p,
7954 first_cycle_multipass_dfa_lookahead_guard_spec,
7955 vector_alignment_reachable, comp_type_attributes,
7956 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7957 commutative_p, use_blocks_for_constant_p,
7958 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7959 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7960 invalid_within_doloop, valid_dllimport_attribute_p,
7961 split_complex_arg, invalid_arg_for_unprototyped_fn,
7962 invalid_conversion, invalid_unary_op, invalid_binary_op):
7964 * targhooks.c (default_invalid_within_doloop,
7965 hook_invalid_arg_for_unprototyped_fn,
7966 default_builtin_vector_alignment_reachable): Likewise.
7967 (hook_bool_rtx_commutative_p): Delete.
7968 (hook_bool_const_rtx_commutative_p): New.
7969 * targhooks.h (default_invalid_within_doloop,
7970 default_builtin_vector_alignment_reachable,
7971 hook_invalid_arg_for_unprototyped_fn): Constify.
7972 (hook_bool_rtx_commutative_p): Delete.
7973 (hook_bool_const_rtx_commutative_p): New.
7974 * varasm.c (bss_initializer_p, decl_default_tls_model,
7975 categorize_decl_for_section, decl_readonly_section,
7976 default_use_anchors_for_symbol_p, default_binds_local_p,
7977 default_binds_local_p_1): Constify.
7979 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7981 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7982 __NO_BUILTIN if -fno-builtin.
7984 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7986 * config/bfin/bfin.c (print_operand): Report error instead of
7987 ICE for wrong operand.
7989 2007-08-24 Michael Matz <matz@suse.de>
7991 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7993 2007-08-24 Richard Guenther <rguenther@suse.de>
7996 * tree-ssa.c (useless_type_conversion_p): Split into a
7997 recursive and a non-recursive part.
7998 (useless_type_conversion_p_1): New function.
7999 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
8000 from maybe_fold_offset_to_reference is trivially convertible
8001 to the desired type before doing the simplification.
8003 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8005 * expr.c (store_expr): Optimize initialization of an array
8007 * expr.h (builtin_strncpy_read_str): New prototype.
8008 * builtins.c (builtin_strncpy_read_str): Remove prototype.
8011 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
8014 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
8015 field when initializing if_info structure.
8017 2007-08-24 Richard Guenther <rguenther@suse.de>
8019 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8021 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8022 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8023 * tree-inline.c (inlinable_function_p): Fold in common parts of
8024 the cannot_inline_tree_fn langhook.
8025 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8026 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8027 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8028 cannot_inline_tree_fn langhook.
8029 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8030 cannot_inline_tree_fn member.
8032 2007-08-24 Richard Guenther <rguenther@suse.de>
8034 * expr.c (get_inner_reference): Do computation of bitoffset
8035 from offset in a way we can detect overflow reliably.
8037 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8039 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8041 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8043 * config/bfin/bfin.opt (mfast-fp): Add.
8044 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8045 libbffastfp override libgcc if -mfast-fp.
8046 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8047 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8048 (Blackfin Options): Document -mfast-fp.
8050 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8052 PR tree-optimization/32573
8054 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8055 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8056 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8057 (build_classic_dist_vector): Return false rather than true if
8058 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8059 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8060 returned false. Don't call save_dist_v before calling
8061 build_classic_dist_vector_1.
8062 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8063 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8064 DDR_DIR_VECTS vectors.
8066 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8068 * configure.ac (leb128): Modify sed statement to work with any
8069 binutils version string.
8070 * configure: Regenerate
8072 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8074 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8075 Wrap in RTX_CODE macro guard.
8076 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8077 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8078 arm_mark_dllimport, arm_pe_encode_section_info,
8079 arm_pe_unique_section): Use ISO-C function declarations.
8080 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8081 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8082 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8084 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8085 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8087 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8089 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8090 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8091 (register_move_cost): Use ISO-C function declarations.
8092 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8093 * config/score/score-protos.h (score_declare_object): Add
8095 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8097 * final.c (profile_function): Avoid empty if-bodies.
8100 * calls.c (must_pass_in_stack_var_size,
8101 must_pass_in_stack_var_size_or_pad): Constify.
8102 * config/alpha/alpha-protos.h (function_value): Likewise.
8103 * config/alpha/alpha.c (alpha_return_in_memory,
8104 alpha_pass_by_reference, function_value,
8105 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8106 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8108 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8109 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8110 TARGET_PROMOTE_PROTOTYPES): Likewise.
8111 * config/arm/arm-protos.h (arm_return_in_memory,
8112 arm_pad_arg_upward, arm_function_value): Likewise.
8113 * config/arm/arm.c (arm_pass_by_reference,
8114 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8115 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8116 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8118 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8119 * config/avr/avr-protos.h (avr_function_value): Likewise.
8120 * config/avr/avr.c (avr_return_in_memory,
8121 gas_output_limited_string, gas_output_ascii, avr_function_value,
8122 avr_return_in_memory): Likewise.
8123 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8124 * config/bfin/bfin.c (bfin_pass_by_reference,
8125 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8126 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8128 * config/cris/cris.c (cris_pass_by_reference,
8129 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8130 * config/crx/crx.c (crx_return_in_memory): Likewise.
8131 * config/darwin.c (function_base, machopic_function_base_name):
8133 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8134 TARGET_PROMOTE_PROTOTYPES): Likewise.
8135 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8136 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8137 * config/i386/i386-protos.h (ix86_return_in_memory,
8138 ix86_sol10_return_in_memory): Likewise.
8139 * config/i386/i386.c (ix86_function_value,
8140 ix86_function_sseregparm, ix86_must_pass_in_stack,
8141 type_natural_mode, classify_argument, examine_argument,
8142 construct_container, ix86_pass_by_reference, function_value_32,
8143 function_value_64, ix86_function_value_1, return_in_memory_32,
8144 return_in_memory_64, return_in_memory_ms_64,
8145 ix86_return_in_memory, ix86_sol10_return_in_memory,
8146 TARGET_PROMOTE_PROTOTYPES): Likewise.
8147 * config/ia64/ia64-protos.h (ia64_function_value,
8148 ia64_hpux_function_arg_padding): Likewise.
8149 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8150 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8151 ia64_hpux_function_arg_padding): Likewise.
8152 * config/iq2000/iq2000-protos.h (function_arg,
8153 iq2000_function_value): Likewise.
8154 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8155 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8156 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8157 function_arg, iq2000_function_value): Likewise.
8158 * config/m32c/m32c-protos.h (m32c_function_value,
8159 m32c_promote_function_return): Likewise.
8160 * config/m32c/m32c.c (m32c_pass_by_reference,
8161 m32c_promote_prototypes, m32c_promote_function_return,
8162 m32c_function_value): Likewise.
8163 * config/m32r/m32r.c (m32r_return_in_memory,
8164 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8165 m32r_in_small_data_p): Likewise.
8166 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8168 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8169 m68hc11_function_arg_padding): Likewise.
8170 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8171 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8172 m68k_function_value): Likewise.
8173 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8174 mcore_function_value): Likewise.
8175 * config/mcore/mcore.c (handle_structs_in_regs,
8176 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8177 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8178 mcore_num_arg_regs, mcore_function_value): Likewise.
8179 * config/mips/mips-protos.h (mips_pad_arg_upward,
8180 mips_function_value): Likewise.
8181 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
8182 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
8183 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8184 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
8185 mips_function_value): Likewise.
8186 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
8188 * config/mmix/mmix.c (mmix_pass_by_reference,
8189 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
8190 mmix_encode_section_info): Likewise.
8191 * config/mn10300/mn10300-protos.h (mn10300_function_value):
8193 * config/mn10300/mn10300.c (mn10300_return_in_memory,
8194 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8195 mn10300_function_value): Likewise.
8196 * config/mt/mt-protos.h (mt_function_value): Likewise.
8197 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
8198 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
8199 * config/pa/pa-protos.h (function_arg_padding, function_value,
8200 pa_return_in_memory): Likewise.
8201 * config/pa/pa.c (pa_pass_by_reference,
8202 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8203 function_arg_padding, function_value, pa_return_in_memory):
8205 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
8206 * config/rs6000/rs6000-protos.h (rs6000_function_value,
8207 function_arg_padding): Likewise.
8208 * config/rs6000/rs6000.c (rs6000_return_in_memory,
8209 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8210 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
8211 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8212 function_arg_padding, altivec_expand_dst_builtin,
8213 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
8214 altivec_init_builtins, rs6000_common_init_builtins,
8215 rs6000_function_value): Likewise.
8216 * s390/s390-protos.h (s390_function_value): Likewise.
8217 * config/s390/s390.c (s390_function_arg_size,
8218 s390_pass_by_reference, s390_return_in_memory,
8219 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8220 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8221 * config/score/score-protos.h (score_function_value): Likewise.
8222 * config/score/score.c (score_arg_partial_bytes,
8223 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8224 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
8225 score_pass_by_reference, score_add_offset, score_function_value):
8227 * config/sh/sh-protos.h (sh_attr_renesas_p,
8228 sh_promote_prototypes): Likewise.
8229 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
8230 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
8231 sh_attr_renesas_p): Likewise.
8232 * config/sparc/sparc-protos.h (function_value,
8233 function_arg_padding): Likewise.
8234 * config/sparc/sparc.c (sparc_promote_prototypes,
8235 sparc_return_in_memory, sparc_pass_by_reference,
8236 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8237 function_arg_record_value_2, function_arg_record_value_1,
8238 function_arg_record_value, function_arg_record_value,
8239 function_arg_padding, function_value): Likewise.
8240 * config/spu/spu-protos.h (spu_function_value): Likewise.
8241 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8242 spu_function_value): Likewise.
8243 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8245 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8246 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8247 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8249 * config/v850/v850.c (v850_return_in_memory,
8250 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8251 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8252 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8253 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8254 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8256 * explow.c (promote_mode, hard_function_value): Likewise.
8257 * expr.h (hard_function_value, promote_mode): Likewise.
8258 * function.c (aggregate_value_p): Likewise.
8259 * hooks.c (hook_bool_const_tree_true): New.
8260 * hooks.h (hook_bool_const_tree_true): New.
8261 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8262 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8263 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8264 TARGET_RETURN_IN_MSB): Likewise.
8265 * target.h (promote_function_args, promote_function_return,
8266 promote_prototypes, return_in_memory, return_in_msb,
8267 pass_by_reference, must_pass_in_stack, callee_copies,
8268 function_value): Likewise.
8269 * targhooks.c (default_return_in_memory,
8270 hook_pass_by_reference_must_pass_in_stack,
8271 hook_callee_copies_named,
8272 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8273 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8274 default_function_value): Likewise.
8275 * targhooks.h (default_return_in_memory,
8276 hook_pass_by_reference_must_pass_in_stack,
8277 hook_callee_copies_named,
8278 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8279 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8280 default_function_value): Likewise.
8281 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8282 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8283 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8284 * tree.c (needs_to_live_in_memory): Likewise.
8285 * tree.h (struct tree_type, needs_to_live_in_memory,
8286 aggregate_value_p, must_pass_in_stack_var_size,
8287 must_pass_in_stack_var_size_or_pad): Likewise.
8288 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8289 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8290 lookup_filename): Likewise.
8292 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8295 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8296 fake fcomi i387 instruction for !TARGET_CMOVE.
8297 (ix86_expand_branch): Expand natural sequence with one jump for
8298 all targets, not only TARGET_CMOVE.
8299 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8300 pattern to implement fake fcomi sequence. Split instruction after
8301 reload to correct compare sequences.
8302 (*cmpfp_xf_cc): Ditto.
8303 (*cmpfp_<mode>_cc): Ditto.
8304 (*cmpfp_u_cc): Ditto.
8305 (*cmpfp_<mode>_cc): Ditto.
8307 2007-08-23 Richard Guenther <rguenther@suse.de>
8309 * tree-pretty-print.c (dump_generic_node): Annotate
8310 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8312 2007-08-23 Richard Guenther <rguenther@suse.de>
8314 * builtins.c (expand_builtin_mathfn): Wrap argument in
8315 save_expr directly instead of re-building the call.
8316 (expand_builtin_mathfn_2): Likewise.
8317 (expand_builtin_mathfn_3): Likewise.
8318 (expand_builtin_interclass_mathfn): Likewise.
8319 (expand_builtin_int_roundingfn): Set arg.
8320 (expand_builtin_int_roundingfn_2): Likewise.
8322 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8324 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8325 *sse_nand<mode>3, *sse_xor<mode>3): New.
8327 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8329 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8330 * config/i386/i386.c (print_operand): Handle ';' code. Output
8331 semicolon for TARGET_MACHO.
8332 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8333 emit semicolon after 'lock' prefix.
8334 (sync_double_compare_and_swap<mode>): Ditto.
8335 (*sync_double_compare_and_swapdi_pic): Ditto.
8336 (*sync_compare_and_swap_cc<mode>): Ditto.
8337 (sync_double_compare_and_swap_cc<mode>): Ditto.
8338 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8339 (sync_old_add<mode>): Ditto.
8340 (sync_add<mode>): Ditto.
8341 (sync_sub<mode>): Ditto.
8342 (sync_ior<mode>): Ditto.
8343 (sync_and<mode>): Ditto.
8344 (sync_xor<mode>): Ditto.
8346 2007-08-22 Chao-ying Fu <fu@mips.com>
8348 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8350 (copy_rtx): Handle CONST_FIXED.
8351 (rtx_equal_p): Likewise.
8352 * rtl.h (fixed_value.h): New include.
8353 (rtx_def): Add a new field of fixed_value to u.
8354 (XCNMPFV): Define for accessing fixed_value.
8355 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8357 * rtl.def (CONST_FIXED): New constant.
8358 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8359 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8360 US_ASHIFT): New codes.
8361 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8362 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8363 unsigned_fract_convert, unsigned_sat_fract): Document them.
8364 * varasm.c (assemble_integer): Extend to support fixed-point constants
8365 by using different machine classes.
8366 (decode_addr_const): Handle FIXED_CST.
8367 (const_hash_1): Likewise.
8368 (compare_constant): Likewise.
8369 (copy_constant): Likewise.
8370 (const_rtx_hash_1): Handle CONST_FIXED.
8371 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8372 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8374 (initializer_constant_valid_p): Handle FIXED_CST.
8375 (output_constant): Support FIXED_POINT_TYPE.
8376 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
8377 * cse.c (hash_rtx): Support CONST_FIXED.
8378 (exp_equiv_p): Likewise.
8379 (cannon_reg): Likewise.
8380 (fold_rtx): Likewise.
8381 (equiv_constant): Likewise.
8382 (cse_process_notes_1): Likewise.
8383 (count_reg_usage): Likewise.
8384 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
8385 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
8386 (wrap_constant): Check CONST_FIXED.
8387 (cselib_hash_rtx): Support CONST_FIXED.
8388 (cselib_subst_to_values): Likewise.
8389 * df-scan.c (df_uses_record): Likewise.
8390 * gcse.c (want_to_gcse_p): Likewise.
8391 (oprs_unchanged_p): Likewise.
8392 (oprs_not_set_p): Likewise.
8393 (compute_transp): Likewise.
8394 (extract_mentioned_regs_helper): Likewise.
8395 * genemit.c (gen_exp): Likewise.
8396 * local-alloc.c (equiv_init_varies_p): Likewise.
8397 (contains_replace_regs): Likewise.
8398 (memref_referenced_p): Likewise.
8399 * loop-invariant.c (check_maybe_invariant): Likewise.
8400 (hash_invariant_expr_1): Likewise.
8401 (invariant_expr_equal_p): Likewise.
8402 * postreload-gcse.c (oprs_unchanged_p): Likewise.
8403 * regclass.c (reg_scan_mark_refs): Likewise.
8404 * regrename.c (scan_rtx): Likewise.
8405 * resource.c (mark_referenced_resources): Likewise.
8406 (mark_set_resources): Likewise.
8407 * rtlanal.c (rtx_unstable_p): Likewise.
8408 (rtx_varies_p): Likewise.
8409 (count_occurrences): Likewise.
8410 (reg_mentioned_p): Likewise.
8411 (modified_between_p): Likewise.
8412 (modified_in_p): Likewise.
8413 (volatile_insn_p): Likewise.
8414 (volatile_refs_p): Likewise.
8415 (side_effects_p): Likewise.
8416 (may_trap_p_1): Likewise.
8417 (inequality_comparisons_p): Likewise.
8418 (computed_jump_p_1): Likewise.
8419 (commutative_operand_precedence): Likewise.
8420 * sched-deps.c (sched_analyze_2): Likewise.
8421 * sched-vis.c (print_value): Likewise.
8422 * reload.c (operands_match_p): Likewise.
8423 (subst_reg_equivs): Likewise.
8424 * reload1.c (eliminate_regs_1): Likewise.
8425 (elimination_effects): Likewise.
8426 (scan_paradoxical_subregs): Likewise.
8427 * alias.c (rtx_equal_for_memref_p): Likewise.
8428 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
8429 * emit-rtl.c (const_fixed_htab): New hash table.
8430 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
8432 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
8433 const_fixed_from_fixed_value): New functions.
8434 (verify_rtx_sharing): Handle CONST_FIXED.
8435 (copy_rtx_if_shared_1): Likewise.
8436 (reset_used_flags): Likewise.
8437 (set_used_flags): Likewise.
8438 (copy_insn_1): Likewise.
8439 (init_emit_once): Create const_fixed_htab.
8440 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
8442 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
8444 PR tree-optimization/32949
8445 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
8446 before failing for ivs with non-constant step.
8448 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
8450 * doc/md.texi (Iterators): Renamed from Macros. All contents
8451 changed to reflect rename of respectively define_code_macro and
8452 define_mode_macro to define_code_iterator and define_mode_iterator.
8453 (Mode Iterators, Code Iterators): Similar.
8454 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
8455 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
8456 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
8457 (initialize_iterators, find_iterator, check_code_iterator)
8458 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
8459 (read_mapping, read_rtx_1): Similar.
8460 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
8461 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
8462 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
8463 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
8464 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
8465 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
8466 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
8467 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
8468 config/rs6000/sync.md, config/rs6000/rs6000.md,
8469 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
8470 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
8471 config/vax/vax.md, config/bfin/bfin.md: Similar.
8473 2007-08-22 David Daney <ddaney@avtrex.com>
8475 * doc/install.texi (Testing): Mention testing on a simulator.
8477 2007-08-22 Janis Johnson <janis187@us.ibm.com>
8479 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
8481 * doc/libgcc.texi (Decimal float library routines): Fix formatting
8482 and rearrange floating point conversion functions into different
8485 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8487 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
8488 dfa_post_advance_cycle): New scheduler hooks.
8489 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8490 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
8492 (TARGET_SCHED): Use them.
8493 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8494 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
8495 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
8497 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
8498 function to facilitate debugging.
8499 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
8500 (output_insn_has_dfa_reservation_p): New static function to output
8501 insn_has_dfa_reservation_p ().
8502 (write_automata): Use it.
8503 * genattr.c (main): Output declaration for
8504 insn_has_dfa_reservation_p ().
8506 2007-08-22 Christian Bruel <christian.bruel@st.com>
8507 Richard Guenther <rguenther@suse.de>
8509 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
8510 * simplify_rtx (simplify_binary_operation_1): Likewise.
8512 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
8514 PR rtl-optimization/32557
8515 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
8516 of REGNO (mws->mw_reg).
8518 2007-08-22 Richard Guenther <rguenther@suse.de>
8521 * builtins.c (expand_builtin_int_roundingfn): Replace call
8522 argument wrapped with SAVE_EXPR directly.
8523 (expand_builtin_int_roundingfn_2): Likewise.
8525 2007-08-22 Richard Guenther <rguenther@suse.de>
8527 * tree-inline.c (inlinable_function_p): Restore disregarding
8528 inline limits for GNU extern inline functions.
8530 2007-08-22 Richard Guenther <rguenther@suse.de>
8533 * tree.c (host_integerp): Treat sizetype as signed as it is
8536 2007-08-21 Ian Lance Taylor <iant@google.com>
8538 PR tree-optimization/33134
8539 * tree-vrp.c (adjust_range_with_scev): Call
8540 set_value_range_to_value.
8542 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8544 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
8547 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8549 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
8552 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
8554 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
8555 cases to set eight bytes at a time.
8556 (expand_block_move): Likewise.
8558 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8561 * dwarf2out.c (gen_decl_die): Don't call
8562 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
8564 2007-08-21 Paul Brook <paul@codesourcery.com>
8565 Nathan Sidwell <nathan@codesourcery.com>
8566 Mark Mitchell <mark@codesourcery.com>
8567 Joseph Myers <joseph@codesourcery.com>
8569 * configure.ac: Add --with-pkgversion and --with-bugurl.
8570 * configure: Regenerate.
8571 * doc/install.texi: Document them.
8572 * version.c (version_string): Remove VERSUFFIX.
8573 (VERSUFFIX): Remove.
8574 (pkgversion_string): New.
8575 (bug_report_url): Do not hard-code initializer.
8576 * version.h (pkgversion_string): Declare.
8577 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8579 (version.o): Define PKGVERSION and BUGURL.
8580 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8581 (%.pod): Define BUGURL.
8582 * gcc.c (process_command, main): Use pkgversion_string.
8583 * toplev.c (compile_file, print_version): Likewise.
8584 * protoize.c (main): Likewise.
8585 * gcov.c (print_version): Likewise. Update copyright date.
8586 * gcov-dump.c (print_version): Likewise. Update copyright date.
8587 * mips-tdump.c (main): Likewise. Update copyright date.
8588 * mips-tfile.c (main): Likewise. Update copyright date.
8589 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
8590 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
8591 shorten description.
8592 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
8593 * doc/gccint.texi: Likewise.
8594 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
8595 Update copyright date.
8597 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
8599 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
8600 (ix86_expand_strlensi_unroll_1): Ditto.
8601 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
8602 (ix86_expand_carry_flag_compare): Update comment.
8604 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8607 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
8608 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
8610 2007-08-21 Richard Guenther <rguenther@suse.de>
8612 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
8614 2007-08-21 Richard Guenther <rguenther@suse.de>
8617 * fold-const.c (fold_binary): Remove index +p PTR folding.
8618 Fix types of POINTER_PLUS_EXPR generated by folding of
8621 2007-08-20 Chao-ying Fu <fu@mips.com>
8623 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
8624 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
8625 RID_ONEWAY, so that it can be checked in declspecs_add_type.
8626 (c_common_fixed_point_type_for_size): Declare.
8627 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
8628 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
8629 (c_token_starts_declspecs): Likewise.
8630 (c_parser_declspecs): Likewise.
8631 (c_parser_attributes): Likewise.
8632 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
8633 (c_declspecs): Add saturating_p.
8634 * c-decl.c (build_null_declspecs): Initialize saturating_p.
8635 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
8636 _Sat. Handle RID_SAT.
8637 Avoid using void, bool, char, int, float, double, _Decimal32,
8638 _Decimal64, _Decimal128, and complex with _Sat.
8639 Handle RID_FRACT and RID_ACCUM.
8640 Make sure _Sat is used with _Fract or _Accum.
8641 (finish_declspecs): Handle cts_fract and cts_accum.
8642 * c-common.c (fixed-value.h): New include.
8643 (constant_expression_warning): Handle FIXED_CST.
8644 (overflow_warning): Likewise.
8645 (warnings_for_convert_and_check): Likewise.
8646 (c_common_fixed_point_type_for_size): New.
8647 (c_common_type_for_mode): Handle fixed-point modes to
8648 return various saturating/non-saturating, signed/unsigned types.
8649 (c_common_signed_or_unsigned_type): Support fixed-point types.
8650 (shorten_compare): Check fixed-point zero.
8651 Handle FIXED_POINT_TYPE.
8652 (c_common_truthvalue_conversion): Handle FIXED_CST.
8653 Handle FIXED_POINT_TYPE.
8654 (c_common_nodes_and_builtins): Record builtin types for fixed-point
8656 (handle_mode_attribute): Handle fixed-point modes. Need to check
8657 if the signness of base type and fixed-point modes are consistent.
8658 (handle_vector_size_attribute): Handle fixed-point modes.
8659 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
8660 (warn_for_div_by_zero): Check fixed-point zero.
8661 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
8662 a common fixed-point type based on fbit, ibit, sign, and saturation.
8663 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
8664 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
8665 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
8666 (convert_for_assignment): Support FIXED_POINT_TYPE.
8667 (digest_init): Handle FIXED_POINT_TYPE.
8668 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
8669 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8670 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
8671 GE_EXPR, LT_EXPR, GT_EXPR.
8672 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
8673 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
8674 * target.h (gcc_target): Add fixed_point_supported_p.
8675 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
8676 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
8677 (default_fixed_point_supported_p): Define.
8678 * targhooks.h (default_fixed_point_supported_p): Declare.
8679 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
8680 * doc/install.texi (Configuration): Add --enable-fixed-point.
8681 * configure.ac (--enable-fixed-point): New to enable fixed-point
8682 arithmetic extension to C. For mips targets, we enable it by default.
8683 * configure, config.in: Regenerate.
8685 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
8687 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
8689 2007-08-20 David Edelsohn <edelsohn@gnu.org>
8691 * dwarf2out.c (text_section_used): Move declaration outside ifdef
8692 DWARF2_DEBUGGING_INFO.
8693 (cold_text_section_used): Same.
8694 (cold_text_section): Same.
8696 2007-08-20 Richard Guenther <rguenther@suse.de>
8698 * c-typeck.c (convert_for_assignment): Use the type of
8699 the member for the initialization.
8701 2007-08-20 Richard Guenther <rguenther@suse.de>
8703 * c-objc-common.c (c_disregard_inline_limits): Remove.
8704 * c-objc-common.h (c_disregard_inline_limits): Likewise.
8705 * cgraphunit.c (cgraph_process_new_functions): Call
8706 disregard_inline_limits_p.
8707 (cgraph_preserve_function_body_p): Likewise.
8708 * ipa-inline.c (compute_inline_parameters): Likewise.
8709 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
8711 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
8712 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8713 disregard_inline_limits langhook.
8714 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8716 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8717 disregard_inline_limits langhook.
8718 * tree-inline.c (disregard_inline_limits_p): New function.
8719 * tree-inline.h (disregard_inline_limits_p): Declare.
8721 2007-08-20 Richard Guenther <rguenther@suse.de>
8723 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
8724 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
8725 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8726 auto_var_in_fn_p langhook.
8727 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
8729 * tree.c (auto_var_in_fn_p): ... here.
8730 (find_var_from_fn): Call auto_var_in_fn_p directly.
8731 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8732 auto_var_in_fn_p langhook.
8733 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
8734 (copy_body_r): Likewise.
8735 (self_inlining_addr_expr): Likewise.
8736 * tree.h (auto_var_in_fn_p): Declare.
8738 2007-08-20 Richard Guenther <rguenther@suse.de>
8740 * tree.c (WALK_SUBTREE): Call walk_tree_1.
8741 (walk_type_fields): Take lh parameter.
8742 (walk_tree): Rename to ...
8743 (walk_tree_1): ... this. Do not call the walk_subtrees
8744 langhook but the now passed callback. Pass lh on recursion.
8745 (walk_tree_without_duplicates): Rename to ...
8746 (walk_tree_without_duplicates_1): ... this. Take lh parameter
8747 and call walk_tree_1.
8748 * tree.h (walk_tree_lh): New typedef.
8749 (walk_tree_1): Declare.
8750 (walk_tree_without_duplicates_1): Likewise.
8751 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
8752 (walk_tree_without_duplicates): New define to
8753 walk_tree_without_duplicates_1 with NULL lh parameter.
8754 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
8755 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
8757 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
8758 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
8759 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
8762 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8765 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
8766 code in front of the compacting of basic blocks.
8767 Move the folding of statements inbetween the cgraph checking
8768 and compacting of basic blocks.
8770 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8771 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8774 * config/alpha/alpha.c (va_list_skip_additions): Check for
8775 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
8776 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
8777 PLUS_EXPR when checking ap.__base.
8778 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
8779 when doing addition on pointer types. Use size_int instead of
8781 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
8782 ptr_type in the second operand.
8784 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8787 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8789 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8792 * cfgexpand.c (expand_one_register_var): Mark pointer
8793 DECL_ARTIFICIAL as REG_POINTER also.
8794 * stmt.c (expand_decl): Likewise.
8796 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8803 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8804 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8805 on_worklist argument and avoid adding things to worklist multiple
8807 (add_to_worklist): Ditto.
8808 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8809 single SFT is clobbered.
8810 (set_initial_properties): Ditto.
8811 (compute_call_clobbered): Update for changes to function
8813 (create_overlap_variables_for): Always create SFT for offset 0.
8814 (create_structure_vars): Handle PHI's, since we are in SSA form at
8816 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8817 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8819 (add_vars_for_offset): Figure out aliases from access + points-to.
8820 (add_virtual_operand): Use add_vars-for_offset.
8821 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8822 (add_call_clobber_ops): Remove makes_clobbering_call set.
8823 (get_expr_operands): Always pass through the INDIRECT_REF
8825 * tree-ssa-structalias.c (struct constraint_graph): Remove
8827 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8828 address_taken, pt_used, number_incoming.
8829 (FIRST_ADDR_NODE): Removed.
8830 (merge_graph_nodes): Remove broken code for the moment.
8831 (init_graph): New function.
8832 (build_pred_graph): Remove code to init_graph.
8833 Add location equivalence support.
8834 (struct scc_info): Rename roots to deleted.
8836 (init_scc_info): Ditto
8837 (init_topo_info): Use graph->size.
8838 (compute_topo_order): Ditto.
8839 (do_da_constraint): Removed.
8840 (do_sd_constraint): Remove calls to find().
8841 set_union_with_increment should always get 0 as last arg here.
8842 (do_complex_constraint): Replace do_da_constraint with assert.
8844 (struct equiv_class_label): New.
8845 (pointer_equiv_class_table): Ditto.
8846 (location_equiv_class_table): Ditto.
8847 (equiv_class_label_hash): Ditto.
8848 (equiv_class_label_eq): Ditto
8849 (equiv_class_lookup): Ditto.
8850 (equiv_class_ladd): Ditto.
8851 (pointer_equiv_class): Ditto.
8852 (location_equiv_class): Ditto.
8853 (condense_visit): Rename and rewrite from label_visit to do only
8854 SCC related stuff for HU.
8855 (label_visit): Do HU work for HU.
8856 (perform_var_substitution): Update to do HU and location
8858 (free_var_substitution_info): Update to free HU and location
8859 equivalence structures. */
8860 (find_equivalent_node): Update for pointer but not location
8862 (unite_pointer_equivalences): New function.
8863 (move_complex_constraints): Rewrite to only do moving.
8864 (rewrite_constraints): Split out of move_complex_constraints.
8865 (solve_graph): Use graph->size.
8866 (process_constraint_1): Add from_call argument, use it.
8867 Split *a = &b into two constraints.
8868 (process_constraint): Use new process_constraint_1.
8869 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8870 (get_constraint_for): Handle non-pointer integers properly.
8871 Remove code that used to handle structures.
8872 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8873 with unknown addends.
8874 (handle_rhs_call): New function.
8875 (find_func_aliases): Use handle_rhs_call.
8876 (set_uids_in_ptset): Add an assert.
8877 (set_used_smts): Fix bug in not considering unified vars.
8878 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8879 (compute_points_to_sets): Update for other function changes.
8880 (delete_points_to_sets): Ditto.
8881 (ipa_pta_execute): Ditto.
8882 (pass_ipa_pta): We need to update SSA after ipa_pta.
8884 2007-08-19 Jan Hubicka <jh@suse.cz>
8886 * i386.md: Replace "rim" and "mri" constraints by "g".
8888 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8890 * dwarf2out.c (text_section_used, cold_text_section_used,
8891 cold_text_section, dwarf2out_note_section_used): New.
8892 (dwarf2out_init): Initialize cold_text_section.
8893 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8894 dwarf2out_note_section_used.
8895 (size_of_aranges): Only count entry for text section if it was
8896 used. Count entry for cold text section if it was used.
8897 (output_aranges): Only output entries for text section and cold
8898 text section if they were used.
8900 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8902 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8904 (debug_generic_stmt): Likewise.
8905 (debug_tree_chain): Likewise.
8907 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8909 * tree-data-refs.c (split_constant_offset): Expose.
8910 * tree-data-refs.h (split_constant_offset): Add declaration.
8912 * tree-vectorizer.h (dr_alignment_support): Renamed
8913 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8914 Added a new value dr_explicit_realign.
8915 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8916 dr_offset, dr_step, and dr_aligned_to, along with new access
8917 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8918 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8919 STMT_VINFO_DR_ALIGNED_TO.
8921 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8923 In case of outer-loop vectorization with non-fixed misalignment - use
8924 the dr_explicit_realign scheme instead of the optimized realignment
8926 (new_stmt_vec_info): Initialize new fields.
8928 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8929 'nested_in_vect_loop' case. Change verbosity level.
8930 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8931 Don't fail on zero step in the outer-loop for loads.
8932 (vect_analyze_data_refs): Call split_constant_offset to calculate
8933 base, offset and init relative to the outer-loop.
8935 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8936 BSI function argument with a new function argument - at_loop.
8937 Simplify the condition that determines STEP. Takes additional argument
8938 INV_P. Support outer-loop vectorization (handle the
8939 nested_in_vect_loop case), including zero step in the outer-loop. Call
8940 vect_create_addr_base_for_vector_ref with additional argument.
8941 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8942 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8943 Fixed and simplified calculation of step.
8944 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8945 of bsi, and with additional argument. Call bump_vector_ptr with
8946 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8947 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8948 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8949 when the realignment setup needs to take place inside the loop.
8950 Support the dr_explicit_realign scheme. Allow generating the optimized
8951 realignment scheme for outer-loop vectorization. Added documentation.
8952 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8953 the 'nested_in_vect_loop' case, including loads that are invariant in
8954 the outer-loop and the realignment schemes. Handle the case when the
8955 realignment setup needs to take place inside the loop. Call
8956 vect_setup_realignment with additional arguments. Call
8957 vect_create_data_ref_ptr with additional argument and with loop instead
8958 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8959 (vect_gen_niters_for_prolog_loop): Call
8960 vect_create_addr_base_for_vector_ref with additional arguments.
8961 (vect_create_cond_for_align_checks): Likewise.
8962 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8963 scheme: takes additional argument bump; argument ptr_incr is now
8964 optional; updated documentation.
8965 (vect_init_vector): Takes additional argument (bsi). Use it, if
8966 available, to insert the vector initialization.
8967 (get_initial_def_for_induction): Pass additional argument in call to
8969 (vect_get_vec_def_for_operand): Likewise.
8970 (vect_setup_realignment): Likewise.
8971 (vectorizable_load): Likewise.
8973 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8975 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8976 as argument instead of struct loop.
8977 (nested_in_vect_loop_p): New function.
8978 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8980 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8981 from other phis in the loop.
8982 (destroy_loop_vec_info): Add additional argument to declaration.
8984 * tree-vectorizer.c (supportable_widening_operation): Also check if
8985 nested_in_vect_loop_p (don't allow changing the order in this case).
8986 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8987 of struct loop. Call nested_in_vect_loop_p and don't require
8988 flag_unsafe_math_optimizations if it returns true.
8989 (new_stmt_vec_info): When setting def_type for phis differentiate
8990 loop-header phis from other phis.
8991 (bb_in_loop_p): New function.
8992 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8993 just update their loop_vinfo. Order of BB traversal now matters -
8994 call dfs_enumerate_from with bb_in_loop_p.
8995 (destroy_loop_vec_info): Takes additional argument to control whether
8996 stmt_vinfo of the loop stmts should be destroyed as well.
8997 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8998 reduction stmt to be defines by a non loop-header phi.
8999 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
9001 * tree-vect-transform.c (vectorizable_reduction): Call
9002 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
9003 (vectorizable_call): Likewise.
9004 (vectorizable_conversion): Likewise.
9005 (vectorizable_operation): Likewise.
9006 (vectorizable_type_promotion): Likewise.
9007 (vectorizable_type_demotion): Likewise.
9008 (vectorizable_store): Likewise.
9009 (vectorizable_live_operation): Likewise.
9010 (vectorizable_reduction): Likewise. Also pass loop_info to
9011 vect_is_simple_reduction instead of loop.
9012 (vect_init_vector): Call nested_in_vect_loop_p.
9013 (get_initial_def_for_reduction): Likewise.
9014 (vect_create_epilog_for_reduction): Likewise.
9015 (vect_init_vector): Check which loop to work with, in case there's an
9017 (get_initial_def_for_inducion): Extend to handle outer-loop
9018 vectorization. Fix indentation.
9019 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9020 In the case vect_induction_def get the vector def from the induction
9021 phi node, instead of calling get_initial_def_for_inducion.
9022 (get_initial_def_for_reduction): Extend to handle outer-loop
9024 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9026 (vect_transform_loop): Change assert to just skip this case. Add a
9028 (vect_finish_stmt_generation): Add a couple asserts.
9030 (vect_estimate_min_profitable_iters): Multiply
9031 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9033 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9034 this is an inner-loop reduction in outer-loop vectorization.
9036 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9037 Same code as what used to be vect_analyze_scalar_cycles, only with
9038 additional argument loop, and loop_info passed to
9039 vect_is_simple_reduction instead of loop.
9040 (vect_analyze_scalar_cycles): Code factored out into
9041 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9042 Updated documentation.
9043 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9044 outer-loop vectorization that are live or not used in the outerloop,
9045 cause this requires special handling.
9046 (vect_enhance_data_refs_alignment): Don't consider versioning for
9048 (vect_analyze_data_refs): Check that there are no datarefs in the
9050 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9051 and vect_used_in_outer_by_reduction cases.
9052 (process_use): Also consider the case of outer-loop stmt defining an
9053 inner-loop stmt and vice versa.
9054 (vect_analyze_loop_1): New function.
9055 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9056 loops. Call vect_analyze_loop_1.
9057 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9058 been vectorized. Call destroy_loop_vec_info with additional argument.
9060 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9061 in the inner-loop when doing outer-loop vectorization. Add
9062 documentation and printout.
9063 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9064 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9066 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9068 * tree-affine.h (print_aff): New prototype.
9069 (debug_aff): Likewise.
9070 * tree-affine.c (print_aff): New function.
9071 (debug_aff): Likewise.
9073 2007-08-18 Paul Brook <paul@codesourcery.com>
9074 Joseph Myers <joseph@codesourcery.com>
9076 * common.opt (-fdebug-prefix-map=): New option.
9077 * opts.c: Include debug.h.
9078 (common_handle_option): Handle -fdebug-prefix-map.
9079 * final.c: Include ggc.h.
9080 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9081 remap_debug_filename): New.
9082 * Makefile.in (final.o, opts.o): Update dependencies.
9083 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9084 * configure.ac: Check for assembler --debug-prefix-map support.
9085 * configure, config.in: Regenerate.
9086 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9087 (ASM_DEBUG_SPEC): Include ASM_MAP.
9088 * doc/install.texi (--with-debug-prefix-map): Document.
9089 * doc/invoke.texi (-fdebug-prefix-map): Document.
9090 * dbxout.c (dbxout_init, dbxout_start_source_file,
9091 dbxout_source_file): Call remap_debug_filename.
9092 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9093 dwarf2out_start_source_file, dwarf2out_finish): Call
9094 remap_debug_filename.
9095 (file_table_relative_p): Do not check d->emitted_number.
9096 * toplev.c (output_file_directive): Call remap_debug_filename.
9097 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9098 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9100 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9102 * loop-invariant.c (find_invariants_to_move): Add missing macro
9105 2007-08-17 Tom Tromey <tromey@redhat.com>
9107 * tree.h (struct tree_label_decl): Removed old "java" fields.
9109 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9110 Nigel Stephens <nigel@mips.com>
9112 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9113 Treat -mno-data-in-code and -mcode-xonly as aliases for
9114 -mcode-readable=no and -mcode-readable=pcrel respectively.
9115 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9116 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9117 (MULTILIB_DIRNAMES): Update accordingly.
9119 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9121 * Makefile.in (version.o): Depend on $(REVISION) only if
9122 REVISION_s is defined.
9124 2007-08-17 Sa Liu <saliu@de.ibm.com>
9125 Ulrich Weigand <uweigand@de.ibm.com>
9128 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9129 use build_qualified_type to retain qualifiers of the base type.
9131 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9133 * config/score/score.md : Update pattern tablejump.
9134 * config/score/score.c : Update score_initialize_trampoline
9136 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9137 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9138 * doc/contrib.texi: Add my entry.
9140 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9142 * Makefile.in (REVISION): New.
9145 (version.o): Also depend on $(REVISION). Add
9146 -DREVISION=$(REVISION_s).
9148 * version.c (version_string): Add REVISION.
9150 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9152 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9153 of GOTO that's relocated to a different block.
9155 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9157 * c-common.c (const_strip_array_types): New.
9158 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9159 (const_strip_array_types): New.
9160 * c-objc-common.c (c_disregard_inline_limits,
9161 c_warn_unused_global_decl): Constify.
9162 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9163 c_vla_type_p, c_incomplete_type_error): Likewise.
9164 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9165 * hooks.c (hook_bool_const_tree_false): New.
9166 * hooks.h (hook_bool_const_tree_false): Likewise.
9167 * langhooks-def.h (lhd_warn_unused_global_decl,
9168 lhd_incomplete_type_error, lhd_expr_size,
9169 lhd_tree_inlining_disregard_inline_limits,
9170 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9171 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9172 * langhooks.c (lhd_warn_unused_global_decl,
9173 lhd_incomplete_type_error,
9174 lhd_tree_inlining_disregard_inline_limits,
9175 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9176 lhd_expr_size): Likewise.
9177 * langhooks.h (lang_hooks_for_tree_inlining,
9178 lang_hooks_for_tree_dump, lang_hooks_for_types,
9179 lang_hooks_for_decls, lang_hooks): Likewise.
9180 * pointer-set.c (pointer_set_t, pointer_set_create,
9181 pointer_set_contains, insert_aux, pointer_set_insert,
9182 pointer_set_traverse, pointer_map_t, pointer_map_create,
9183 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
9185 * pointer-set.h (pointer_set_contains, pointer_set_insert,
9186 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
9187 pointer_map_traverse): Likewise.
9188 * predict.c (assert_is_empty): Likewise.
9189 * tree-affine.c (free_name_expansion): Likewise.
9190 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
9191 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
9192 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
9194 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
9196 * tree-vectorizer.c (new_loop_vec_info): Initialize new
9198 (destroy_loop_vec_info): Add call to VEC_free.
9199 * tree-vectorizer.h (may_alias_ddrs): Define.
9200 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
9201 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9202 Change reporting to dump.
9203 (vect_is_duplicate_ddr): New.
9204 (vect_mark_for_runtime_alias_test): New.
9205 (vect_analyze_data_ref_dependences) Add call to
9206 vect_mark_for_runtime_alias_test.
9207 (vect_enhance_data_refs_alignment): Define local variable
9208 vect_versioning_for_alias_required, don't perform
9209 peeling for alignment if versioning for alias is
9211 (vect_enhance_data_refs_alignment): Use
9212 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
9213 PARAM_VECT_MAX_VERSION_CHECKS.
9214 * tree-vect-transform.c
9215 (vect_create_cond_for_alias_checks): New.
9216 (vect_transform_loop): Add call to
9217 vect_create_cond_for_alias_checks.
9218 (vect_vfa_segment_size): New.
9219 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
9221 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
9223 (vect-max-version-for-alignment-checks): Document.
9224 (vect-max-version-for-alias-checks): Document.
9225 (vect-max-version-checks): Remove.
9227 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
9229 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
9230 the same line as the instruction for all asm dialects.
9231 (*rep_movsi): Ditto.
9232 (*rep_movsi_rex64): Ditto.
9233 (*rep_movqi): Ditto.
9234 (*rep_movqi_rex64): Ditto.
9235 (*rep_stosdi_rex64): Ditto.
9236 (*rep_stossi): Ditto.
9237 (*rep_stossi_rex64): Ditto.
9238 (*rep_stosqi): Ditto.
9239 (*rep_stosqi_rex64): Ditto.
9240 (*cmpstrnqi_nz_1): Ditto.
9241 (*cmpstrnqi_nz_rex_1): Ditto.
9242 (*cmpstrnqi_1): Ditto.
9243 (*cmpstrnqi_rex_1): Ditto.
9244 (*strlenqi_1): Ditto.
9245 (*strlenqi_rex_1): Ditto.
9246 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9247 prefix on the same line as the instruction for all asm dialects.
9248 (sync_double_compare_and_swap<mode>): Ditto.
9249 (*sync_double_compare_and_swapdi_pic): Ditto.
9250 (*sync_compare_and_swap_cc<mode>): Ditto.
9251 (sync_double_compare_and_swap_cc<mode>): Ditto.
9252 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9253 (sync_old_add<mode>): Ditto.
9254 (sync_add<mode>): Ditto.
9255 (sync_sub<mode>): Ditto.
9256 (sync_ior<mode>): Ditto.
9257 (sync_and<mode>): Ditto.
9258 (sync_xor<mode>): Ditto.
9260 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9263 * reload.c (find_reloads): Check that the memory returned by
9264 find_reloads_toplev was not the result of forcing a constant
9266 (find_reloads_toplev): Always use simplify_gen_subreg to get
9267 the subreg of a constant. If the result is also a constant,
9268 but not a legitimate one, force it into the constant pool
9269 and reload its address.
9271 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9273 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9276 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9278 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9279 directive for the current vector ABI.
9281 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9284 * caller-save.c (reg_save_code): Set invalide status on restore code.
9286 2007-08-15 Diego Novillo <dnovillo@google.com>
9288 * tree-ssa-alias.c (compute_memory_partitions): Use
9289 alias_bitmap_obstack to allocate bitmaps.
9290 (reset_alias_info): Factor out of init_alias_info.
9291 Mark all name tags not associated to an SSA name for renaming.
9292 (init_alias_info): Call it.
9293 (create_name_tags): Tidy. Add comments.
9294 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9296 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9298 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9299 scheduler dependencies.
9301 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9303 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9305 (*iorsi_1_zext): Likewise.
9306 (*iorsi_1_zext_imm): Likewise.
9307 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9308 with "rm"/"xm" constraint.
9309 (sse2_vmsqrtv2df2): Likewise.
9311 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9314 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9317 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9319 * tree-pass.h (PROP_pta): Removed.
9320 (TODO_rebuild_alias): New.
9321 (pass_may_alias): Removed.
9322 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9323 aliasing if we changed something.
9324 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9326 (pass_may_alias): Removed.
9327 (create_structure_vars): Return TODO_rebuild_alias.
9328 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9329 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9331 (tree_sra_early): We never affect aliasing right now.
9332 * tree-flow.h (compute_may_aliases): New prototype.
9333 * passes.c: Remove pass_may_alias from the passes.
9334 (execute_function_todo): Support TODO_rebuild_alias.
9336 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9338 * i386.c: (legitimize_address): Move dllimported variable check
9339 infront of legitimizing pic address of CONST symbols.
9341 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9343 PR tree-optimization/32941
9344 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9345 (goto_queue_cmp): Remove.
9346 (find_goto_replacement): Change search method.
9347 (maybe_record_in_goto_queue): Add assert.
9348 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9349 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9351 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9353 * alias.c (component_uses_parent_alias_set): Constify.
9354 * alias.h (component_uses_parent_alias_set): Likewise.
9355 * cfgrtl.c (print_rtl_with_bb): Likewise.
9356 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9357 mpz_get_double_int): Likewise.
9358 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9359 mpz_get_double_int): Likewise.
9360 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9361 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9363 * expr.h (safe_from_p): Likewise.
9364 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9366 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9367 zero_sized_type, goa_lhs_expr_p): Likewise.
9368 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
9369 * rtl.h (print_rtl_with_bb): Likewise.
9370 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
9371 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
9372 * tree-flow-inline.h (bb_stmt_list): Constify.
9373 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
9375 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
9376 const_first_stmt, const_last_stmt): New.
9377 (block_may_fallthru, empty_block_p): Constify.
9378 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
9379 EXPR_ONLY_BODY): New.
9380 (expr_first, expr_last, expr_only): Use macro for body.
9381 (const_expr_first, const_expr_last, const_expr_only): New.
9382 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
9383 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
9384 ctsi_prev, ctsi_stmt): New.
9385 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
9386 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
9387 * tree-ssa-loop-niter.c (loop_only_exit_p,
9388 derive_constant_upper_bound): Likewise.
9389 * tree-ssa-phiopt.c (empty_block_p): Likewise.
9390 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
9391 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
9392 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
9393 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
9394 * tree.c (get_type_static_bounds): Likewise.
9395 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
9396 (get_type_static_bounds): Constify.
9398 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9401 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
9402 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
9403 (*<addsub><mode>3_cc_overflow): New.
9404 (*add<mode>3_cconly_overflow): New.
9405 (*sub<mode>3_cconly_overflow): New.
9406 (*<addsub>si3_zext_cc_overflow): New.
9407 * config/i386/predicates.md (fcmov_comparison_operator): Accept
9408 CCCmode for LTU, GTU, LEU and GEU.
9409 (ix86_comparison_operator): Likewise.
9410 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
9411 * config/i386/i386.c (put_condition_code): Support CCCmode.
9412 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
9413 or MINUS expressions.
9415 2007-08-14 Andrew Pinski <pinskia@gmail.com>
9418 * c-typeck.c (build_binary_op): Disallow vector float types with
9419 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
9421 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9423 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
9424 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
9425 (dep_def): New typedef.
9426 (init_dep_1, sd_debug_dep): Declare functions.
9427 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
9428 (debug_dep_links): Remove.
9429 (struct _deps_list): New field 'n_links'.
9430 (DEPS_LIST_N_LINKS): New macro.
9431 (FOR_EACH_DEP_LINK): Remove.
9432 (create_deps_list, free_deps_list, delete_deps_list): Remove
9434 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9435 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9436 (copy_deps_list_change_con, move_dep_link): Ditto.
9437 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
9438 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
9440 (INSN_BACK_DEPS): Remove.
9441 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
9443 (INSN_DEP_COUNT): Remove.
9444 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
9445 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
9446 Declare global variables.
9447 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
9448 (add_forw_dep, compute_forward_dependences): Remove declarations.
9449 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
9450 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9451 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
9453 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
9455 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
9456 (sd_list_types_def): New typedef.
9457 (sd_next_list): Declare function.
9458 (struct _sd_iterator): New type.
9459 (sd_iterator_def): New typedef.
9460 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
9462 (FOR_EACH_DEP): New cycle wrapper.
9463 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
9465 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
9466 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
9469 * sched-deps.c (init_dep_1): Make global.
9470 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
9472 (dump_dep): New static function.
9473 (dump_dep_flags): New static variable.
9474 (sd_debug_dep): New function.
9475 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
9477 (move_dep_link): Use remove_from_deps_list (), instead of
9479 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
9480 (dep_link_is_detached_p): New static function.
9481 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
9483 (dn_pool, dl_pool): New alloc_pools.
9484 (dn_pool_diff, dl_pool_diff): New static variables.
9485 (create_dep_node, delete_dep_node): New static function.
9486 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
9487 (deps_list_empty_p): Make it static. Use 'n_links' field.
9488 (deps_pools_are_empty_p): New static function.
9489 (alloc_deps_list, delete_deps_list): Remove.
9490 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
9491 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9492 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
9493 (forward_dependency_cache): Remove.
9494 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
9495 'back' from the names. Change signature to use dep_t instead of
9497 (add_back_dep): Ditto. Make global.
9498 (check_dep_status): Rename to check_dep ().
9499 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
9501 (sd_finish_insn): Ditto.
9502 (sd_find_dep_between_no_cache): New static function.
9503 (sd_find_dep_between): New function.
9504 (ask_dependency_caches, set_dependency_caches): New static functions.
9505 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
9506 (add_or_update_dep_1): Separate pieces of functionality into
9507 ask_dependency_caches (), update_dependency_caches (),
9508 change_spec_dep_to_hard (), update_dep ().
9509 (get_back_and_forw_lists): New static function.
9510 (sd_add_dep): Separate setting of dependency caches into
9511 set_dependency_caches ().
9512 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
9514 (sd_delete_dep): Ditto.
9515 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
9516 (dump_lists): New static function.
9517 (sd_debug_lists): New debug function.
9518 (delete_all_dependences, fixup_sched_groups): Update to use
9519 sd_* infrastructure.
9520 (sched_analyze_2): Create data-speculative dependency only if
9521 data-speculation is enabled.
9522 (sched_analyze_insn): If insn cannot be speculative, make all its
9523 dependencies non-speculative.
9524 (sched_analyze): Use sd_init_insn ().
9525 (add_forw_dep, compute_forward_dependencies): Remove.
9526 (delete_dep_nodes_in_back_deps): New static function.
9527 (sched_free_deps): New function.
9528 (init_dependency_caches): Init alloc_pools.
9529 (extend_depedency_caches): Update after removing of
9530 forward_dependency_cache.
9531 (free_dependency_caches): Ditto. Free alloc_pools.
9532 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
9533 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
9535 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9536 (add_dependence): Use init_dep ().
9537 (get_dep_weak_1): New static function.
9538 (get_dep_weak): Move logic to get_dep_weak_1 ().
9539 (dump_ds): New static function moved from haifa-sched.c:
9540 debug_spec_status ().
9541 (debug_ds): New debug function.
9542 (check_dep_status): Rename to check_dep (). Update to check whole
9545 * haifa-sched.c (spec_info): Make global.
9546 (added_recovery_block_p): Rename to
9547 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
9548 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
9549 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
9550 to use new interfaces.
9551 (ok_for_early_queue_removal): Ditto.
9552 (schedule_block): Initialize logical uids of insns emitted by the
9554 (sched_init): Initialize new variable.
9555 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9557 (extend_global): Initialize insn data.
9558 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
9559 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
9561 (add_to_speculative_block): Update to use new interfaces.
9562 (create_recovery_block): Set new variables.
9563 (create_check_block_twin, fix_recovery_deps): Update to use new
9565 (sched_insn_is_legitimate_for_speculation_p): New function.
9566 (speculate_insn): Move checking logic to
9567 sched_insn_is_legitimate_for_speculation_p ().
9568 (sched_remove_insn): Finalize sched-deps information of instruction.
9569 (clear_priorities, add_jump_dependencies): Update to use new
9571 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
9573 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9574 to use new interfaces.
9575 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9576 (new_ready): Try to use control speculation only if it is available.
9577 (add_branch_dependences): Update to use new interfaces.
9578 (compute_block_backward_dependences): Rename to
9579 compute_block_dependences (). Call
9580 targetm.sched.dependencies_evaluation_hook ().
9581 (free_block_dependencies): New static function.
9582 (debug_dependencies): Update to use new interfaces.
9583 (schedule_region): Remove separate computation of forward dependencies.
9584 Move call of targetm.sched.dependencies_evaluation_hook () to
9585 compute_block_dependences (). Free dependencies at the end of
9586 scheduling the region.
9588 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
9590 (add_deps_for_risky_insns): Ditto.
9591 (schedule_ebb): Remove separate computation of forward dependencies.
9592 Free dependencies at the end of scheduling the ebb.
9594 * ddg.c (create_ddg_dependence): Update to use new interfaces.
9595 (build_intra_loop_deps): Ditto. Remove separate computation of
9596 forward dependencies. Free sched-deps dependencies.
9598 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
9599 to use new interfaces.
9600 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
9602 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
9604 (is_costly_group): Ditto.
9606 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9608 * alias.c (rtx_equal_for_memref_p): Constify.
9609 * basic-block.h (const_edge, const_basic_block): New.
9610 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
9611 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
9612 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
9613 probably_never_executed_bb_p, edge_probability_reliable_p,
9614 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
9615 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
9617 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
9618 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
9620 * cfganal.c (flow_active_insn_p, forwarder_block_p,
9621 flow_nodes_print, dfs_enumerate_from): Likewise.
9622 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
9623 control_flow_insn_p, count_basic_blocks): Likewise.
9624 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
9625 get_loop_body_with_size, loop_exit_edge_p): Likewise.
9626 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
9627 average_num_loop_insns, loop_exit_edge_p,
9628 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
9629 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
9630 average_num_loop_insns, seq_cost): Likewise.
9631 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
9632 * dominance.c (dominated_by_p): Likewise.
9633 * emit-rtl.c (validate_subreg): Likewise.
9634 * except.c (can_throw_internal, can_throw_external): Likewise.
9635 * except.h (can_throw_internal, can_throw_external): Likewise.
9636 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
9637 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
9638 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
9639 simple_mem, store_ops_ok, load_kills_store, find_loads,
9640 store_killed_in_insn, store_killed_after, store_killed_before,
9641 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
9643 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
9644 noce_mem_write_may_trap_or_fault_p): Likewise.
9645 * pointer-set.c (pointer_set_contains, pointer_map_contains):
9647 * pointer-set.h (pointer_set_contains, pointer_map_contains):
9649 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
9650 probably_cold_bb_p, probably_never_executed_bb_p,
9651 edge_probability_reliable_p, br_prob_note_reliable_p,
9652 can_predict_insn_p): Likewise.
9653 * regclass.c (reg_set_to_hard_reg_set): Likewise.
9654 * resource.c (return_insn_p): Likewise.
9655 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
9657 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
9658 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
9659 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
9660 verify_gimple_modify_stmt): Likewise.
9661 * tree-chrec.c (is_not_constant_evolution,
9662 is_multivariate_chrec_rec, is_multivariate_chrec,
9663 chrec_contains_symbols, chrec_contains_undetermined,
9664 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
9665 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
9666 eq_evolutions_p, scev_direction): Likewise.
9667 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
9668 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
9669 chrec_contains_symbols_defined_in_loop,
9670 chrec_contains_undetermined, tree_contains_chrecs,
9671 evolution_function_is_affine_multivariate_p,
9672 evolution_function_is_univariate_p, chrec_zerop,
9673 evolution_function_is_constant_p, evolution_function_is_affine_p,
9674 evolution_function_is_affine_or_constant_p,
9675 tree_does_not_contain_chrecs, chrec_type): Likewise.
9676 * tree-data-ref.c (tree_fold_divides_p,
9677 object_address_invariant_in_loop_p, dr_may_alias_p,
9678 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
9679 same_access_functions, constant_access_functions,
9680 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
9682 * tree-flow.h (scev_direction): Likewise.
9683 * tree-gimple.c (is_gimple_stmt): Likewise.
9684 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
9686 * tree-pretty-print.c (op_prio): Likewise.
9687 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
9688 analyzable_condition, backedge_phi_arg_p): Likewise.
9689 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
9690 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
9691 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
9694 2007-08-13 Dan Hipschman <dsh@google.com>
9697 * c-format.c (check_format_arg): Move check for zero-length
9698 format strings below the check for unterminated strings.
9700 2007-08-13 Andrew Pinski <pinskia@gmail.com>
9703 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
9706 2007-08-13 Nick Clifton <nickc@redhat.com>
9708 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
9710 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9713 * c-format.c (gcc_gfc_length_specs): New array.
9714 (gcc_gfc_char_table): Add unsigned specifier, and references to
9715 the l length modifier.
9716 (format_types_orig): Use the new gcc_gfc_length_specs.
9718 2007-08-12 Sa Liu <saliu@de.ibm.com>
9720 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
9721 and with REG_RETVAL note after split.
9723 2007-08-11 David Daney <ddaney@avtrex.com>
9725 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
9726 as ATTRIBUTE_UNUSED.
9728 2007-08-11 David Edelsohn <edelsohn@gnu.org>
9729 Segher Boessenkool <segher@kernel.crashing.org>
9731 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
9732 HAVE_LOCAL_CPU_DETECT not defined.
9734 2007-08-11 Jan Hubicka <jh@suse.cz>
9736 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
9737 (cgraph_process_new_functions): Honor previous value of
9738 disregard_inline_limits.
9739 * ipa-inline.c (compute_inline_parameters): Likewise.
9741 2007-08-11 Ian Lance Taylor <iant@google.com>
9743 * alias.h (alias_set_type): Define new type.
9744 (ALIAS_SET_MEMORY_BARRIER): Use it.
9745 * rtl.h: Include alias.h.
9746 (struct mem_attrs): Use alias_set_type.
9747 * tree.h: Include alias.h
9748 (struct tree_type): Use alias_set_type.
9749 (struct tree_struct_field_tag): Likewise.
9750 (struct tree_decl_common): Likewise.
9751 * alias.c (struct alias_set_entry): Use alias_set_type.
9752 (get_alias_set_entry, alias_set_subset_of): Likewise.
9753 (alias_sets_conflict_p): Likewise.
9754 (alias_sets_must_conflict_p): Likewise.
9755 (objects_must_conflict_p): Likewise.
9756 (get_alias_set, new_alias_set): Likewise.
9757 (record_alias_subset, record_component_aliases): Likewise.
9758 (varargs_set, frame_set): Change to alias_set_type.
9759 (get_varargs_alias_set): Use alias_set_type.
9760 (get_frame_alias_set): Likewise.
9761 * builtins.c (setjmp_alias_set): Change to alias_set_type.
9762 * dse.c (struct store_info): Use alias_set_type.
9763 (struct read_info, struct clear_alias_mode_holder): Likewise.
9764 (clear_alias_set_lookup, canon_address): Likewise.
9765 (record_store, check_mem_read_rtx): Likewise.
9766 (dse_record_singleton_alias_set): Likewise.
9767 (dse_invalidate_singleton_alias_set): Likewise.
9768 * emit-rtl.c (get_mem_attrs): Likewise.
9769 (set_mem_attributes_minus_bitpos): Likewise.
9770 (set_mem_alias_set): Likewise.
9771 * expr.c (store_constructor_field, store_field): Likewise.
9772 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
9773 * langhooks.c (lhd_get_alias_set): Likewise.
9774 * langhooks-def.h (lhd_get_alias_set): Likewise.
9775 * reload1.c (alter_reg): Likewise.
9776 * tree-flow.h (struct fieldoff): Likewise.
9777 * tree-ssa-alias.c (struct alias_map_d): Likewise.
9778 (may_alias_p, get_smt_for, create_sft): Likewise.
9779 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
9780 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
9781 (merge_smts_into): Likewise.
9782 * varasm.c (const_alias_set): Likewise.
9783 * c-common.c (strict_aliasing_warning): Likewise.
9784 (c_common_get_alias_set): Likewise.
9785 * dse.h (dse_record_singleton_alias_set): Update declaration.
9786 (dse_invalidate_singleton_alias_set): Likewise.
9787 * emit-rtl.h (set_mem_alias_set): Likewise.
9788 * c-common.h (c_common_get_alias_set): Likewise.
9789 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9790 * print-tree.c (print_node): Likewise.
9791 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9793 (alpha_setup_incoming_varargs): Use alias_set_type.
9794 * config/i386/i386.c (setup_incoming_varargs_64): Use
9796 (setup_incoming_varargs_ms_64): Likewise.
9797 (ix86_GOT_alias_set): Likewise.
9798 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9799 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9800 (set): Change to alias_set_type.
9801 (get_TOC_alias_set): Use alias_set_type.
9802 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9804 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9805 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9807 (struct_value_alias_set): Likewise.
9808 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9810 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9812 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9813 * config/vxworks.h (TARGET_VXWORKS): Override.
9814 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9815 "mips" if TARGET_VXWORKS.
9817 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9819 * calls.c (avoid_likely_spilled_reg): New function.
9820 (expand_call): Use it.
9822 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9824 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9826 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9828 * config/mips/predicates.md (const_call_insn_operand): Invoke
9829 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9831 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9834 * config/rs6000/driver-rs6000.c: Include link.h.
9835 Use ElfW instead of wordsize-specif typedef.
9837 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9839 * system.h (CONST_CAST): New.
9840 * c-decl.c (c_make_fname_decl): Use it.
9841 * c-lex.c (cb_ident, lex_string): Likewise.
9842 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9843 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9844 give_switch, set_multilib_dir): Likewise.
9845 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9846 * passes.c (execute_one_pass): Likewise.
9847 * prefix.c (update_path): Likewise.
9848 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9849 * tree.c (build_string): Likewise.
9851 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9853 * tree-flow-inline.h (is_exec_stmt): Remove.
9854 (is_label_stmt): Remove.
9855 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9858 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9860 * lower-subreg.c (resolve_shift_zext): Don't adjust
9861 src_reg_num for wordmode operands.
9863 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9864 David Ung <davidu@mips.com>
9866 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9867 (TARGET_SCHED_REORDER2): Define.
9868 (mips_maybe_swap_ready): New.
9869 (mips_last_74k_agen_insn): New.
9870 (mips_74k_agen_init): New.
9871 (mips_74k_agen_reorder): New function to group loads and stores
9873 (mips_sched_init): New.
9874 (mips_sched_reorder): Don't do initialization here. Call
9875 mips_74k_agen_reorder.
9876 (mips_variable_issue): Call mips_74k_agen_init.
9878 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9880 * tree-flow-inline.h (get_filename): Remove.
9882 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9884 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9886 (mips_fetch_insns): Delete in favor of...
9887 (mips_load_store_insns): ...this new function.
9888 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9889 to say whether multiword moves _might_ be split.
9890 (mips_fetch_insns): Delete in favor of...
9891 (mips_load_store_insns): ...this new function.
9892 (mips_rtx_costs): Update the call to mips_address_insns.
9893 (mips_address_cost): Likewise.
9894 * config/mips/mips.md (length): Use mips_load_store_insns instead
9895 of mips_fetch_insns.
9896 * config/mips/constraints.md (R): Use mips_address_insns rather
9897 than mips_fetch_insns. Assume that the move never needs to be split.
9899 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9901 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9902 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9903 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9904 * config/mips/mips.h (mips16_hard_float): Delete.
9905 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9906 definitions, and replace with....
9907 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9908 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9909 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9910 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9911 (override_options): Replace MASK_SOFT_FLOAT references with
9912 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9913 and mips16_hard_float when TARGET_MIPS16.
9915 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9918 * c-typeck.c (build_binary_op): Check for non pointer types before
9919 calling int_fits_type_p.
9921 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9924 * fold-const.c (omit_one_operand): Return only the ommitted expression
9925 if the result is an empty statement.
9926 (pedantic_omit_one_operand): Likewise.
9928 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9930 * c-typeck.c (readonly_error): Improve error for assignment.
9932 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9934 (pp_c_expression): Ditto.
9936 2007-08-09 Simon Baldwin <simonb@google.com>
9938 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9939 break that was preventing simplify_associative_operation() for xor.
9941 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9942 Nigel Stephens <nigel@mips.com>
9944 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9945 Document change in interpretation of value from boolean to
9947 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9948 ffs and ctz using clz.
9949 (expand_unop): Call them.
9950 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9952 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9953 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9954 enable the new ffs expansion on this target.
9956 2007-08-09 Jan Hubicka <jh@suse.cz>
9958 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9959 (expand_ternary_op): Likewise.
9960 (expand_vec_shift_expr): Likewise.
9961 (expand_binop_directly): Likewise.
9962 (expand_binop): Likewise.
9963 (sign_expand_binop): Likewise.
9964 (expand_twoval_unop): Likewise.
9965 (expand_twoval_binop): Likewise.
9966 (expand_twoval_binop_libfunc): Likewise.
9967 (widen_clz): Likewise.
9968 (widen_bswap): Likewise.
9969 (expand_parity): Likewise.
9970 (expand_unop): Likewise.
9971 (expand_abs_nojump): Likewise.
9972 (expand_copysign): Likewise.
9973 (emit_no_conflict_block): Likewise.
9974 (emit_libcall_block): Likewise.
9975 (can_compare_p): Likewise.
9976 (prepare_cmp_insn): Likewise.
9977 (emit_cmp_and_jump_insn_1): Likewise.
9978 (prepare_float_lib_cmp): Likewise.
9979 (emit_conditional_add): Likewise.
9980 (gen_add2_insn): Likewise.
9981 (have_add2_insn): Likewise.
9982 (gen_sub2_insn): Likewise.
9983 (have_sub2_insn): Likewise.
9984 (can_extend_p): Likewise.
9985 (can_fix_p): Likewise.
9986 (can_float_p): Likewise.
9987 (expand_float): Likewise.
9988 (expand_fix): Likewise.
9989 (expand_sfix_optab): Likewise.
9990 (new_optab): Likewise.
9991 (new_convert_optab): Likewise.
9992 (init_libfuncs): Likewise.
9993 (init_interclass_conv_libfuncs): Likewise.
9994 (init_intraclass_conv_libfuncs): Likewise.
9995 (set_conv_libfunc): Likewise.
9996 (init_optabs): Likewise.
9997 (debug_optab_libfuncs): Likewise.
9998 (gen_cond_trap): Likewise.
9999 * optabs.h (optab_handler, convert_optab_hanlder): New.
10000 * genopinit.c: Update optabs generation table.
10001 * reload.c (find_reloads_address_1): Use optabs accestors.
10002 * builtins.c (expand_builtin_mathfn): Likewise.
10003 (expand_builtin_mathfn_2): Likewise.
10004 (expand_builtin_mathfn_3): Likewise.
10005 (expand_builtin_interclass_mathfn): Likewise.
10006 (expand_builtin_sincos): Likewise.
10007 (expand_builtin_cexpi): Likewise.
10008 (expand_builtin_powi): Likewise.
10009 (expand_builtin_strlen): Likewise.
10010 * dojump.c (do_jump): Likewise.
10011 * expr.c (convert_move): Likewise.
10012 (move_by_pieces): Likewise.
10013 (move_by_pieces_ninsns): Likewise.
10014 (can_store_by_pieces): Likewise.
10015 (store_by_pieces_1): Likewise.
10016 (emit_move_via_integer): Likewise.
10017 (emit_move_complex): Likewise.
10018 (emit_move_ccmode): Likewise.
10019 (emit_move_insn_1): Likewise.
10020 (emit_single_push_insn): Likewise.
10021 (store_constructor): Likewise.
10022 (expand_expr_real_1): Likewise.
10023 (do_store_flag): Likewise.
10024 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10025 (enumerate_modes): Likewise.
10026 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10027 (supportable_widening_operation): Likewise.
10028 (supportable_narrowing_operation): Likewise.
10029 * expmed.c (store_bit_field_1): Likewise.
10030 (extract_bit_field_1): Likewise.
10031 (expand_mult_highpart_optab): Likewise.
10032 (expand_smod_pow2): Likewise.
10033 (expand_divmod): Likewise.
10034 (emit_store_flag): Likewise.
10035 * tree-vect-patterns.c
10036 (vect_pattern_recog_1): Likewise.
10037 * tree-ssa-loop-prefetch.c
10038 (nontemporal_store_p): Likewise.
10039 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10040 (vect_create_epilog_for_reduction): Likewise.
10041 (vectorizable_reduction): Likewise.
10042 (vectorizable_operation): Likewise.
10043 (vect_strided_store_supported): Likewise.
10044 (vectorizable_store): Likewise.
10045 (vect_strided_load_supported): Likewise.
10046 (vectorizable_load): Likewise.
10047 * combine.c (simplify_comparison): Likewise.
10048 * tree-vect-generic.c
10049 (type_for_widest_vector_mode): Likewise.
10050 (expand_vector_operations_1): Likewise.
10051 * config/spu/spu.c (spu_expand_mov): Likewise.
10052 (spu_emit_vector_compare): Likewise.
10053 * config/rs6000/rs6000.c
10054 (rs6000_emit_vector_compare): Likewise.
10055 * stmt.c (add_case_node): Likewise.
10056 * reload1.c (gen_reload):
10058 2007-08-09 Michael Matz <matz@suse.de>
10060 * tree.h (fixed_zerop): Declare as taking a const_tree.
10061 * tree.c (fixed_zerop): Take a const_tree.
10063 2007-08-09 Ira Rosen <irar@il.ibm.com>
10065 * tree-vect-transform.c (vectorizable_store): Remove call to
10066 copy_virtual_operands() and call mark_symbols_for_renaming() for
10067 the created vector store.
10068 (vect_setup_realignment): Don't call copy_virtual_operands() and
10069 update_vuses_to_preheader().
10070 (vectorizable_load): Don't call copy_virtual_operands().
10071 (update_vuses_to_preheader): Remove.
10073 2007-08-08 Chao-ying Fu <fu@mips.com>
10075 * tree.def (FIXED_POINT_TYPE): New type.
10076 (FIXED_CST): New constant.
10077 (FIXED_CONVERT_EXPR): New expr.
10078 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10079 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10080 * tree.h (struct tree_base): Add saturating_flag.
10081 Remove one bit of spare for saturating_flag.
10082 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10083 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10084 FIXED_POINT_TYPE_P): Define.
10085 (TYPE_SATURATING): Define.
10086 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10087 (struct tree_fixed_cst): New.
10088 (TYPE_IBIT, TYPE_FBIT): Define.
10089 (tree_node): Add fixed_cst.
10090 (enum tree_index): Add new enumeration values of
10091 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10092 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10093 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10094 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10095 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10096 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10097 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10098 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10099 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10100 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10101 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10102 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10103 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10104 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10105 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10106 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10107 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10108 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10109 (sat_short_fract_type_node, sat_fract_type_node,
10110 sat_long_fract_type_node, sat_long_long_fract_type_node,
10111 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10112 sat_unsigned_long_fract_type_node,
10113 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10114 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10115 unsigned_short_fract_type_node, unsigned_fract_type_node,
10116 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10117 sat_short_accum_type_node, sat_accum_type_node,
10118 sat_long_accum_type_node, sat_long_long_accum_type_node,
10119 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10120 sat_unsigned_long_accum_type_node,
10121 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10122 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10123 unsigned_short_accum_type_node, unsigned_accum_type_node,
10124 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10125 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10126 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10127 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10128 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10129 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10130 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10131 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10132 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10133 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10134 sat_uda_type_node, sat_uta_type_node): New macro.
10135 (make_fract_type, make_accum_type): Declare.
10136 (make_signed_fract_type, make_unsigned_fract_type,
10137 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10138 make_signed_accum_type, make_unsigned_accum_type,
10139 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10140 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10141 make_or_reuse_sat_signed_fract_type,
10142 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10143 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10144 make_or_reuse_sat_unsigned_accum_type): New macro.
10145 (fixed_zerop): Declare.
10146 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10147 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10148 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10149 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10150 * treestruct.def: Add TS_FIXED_CST.
10151 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10152 (tree.o): Likewise.
10153 (tree-dump.o): Likewise.
10154 (print-tree.o): Likewise.
10155 (tree-pretty-print.o): Likewise.
10156 (fold-const.o): Likewise.
10157 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10158 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10159 (is_gimple_min_invariant): Handle FIXED_CST.
10160 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10161 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10162 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10163 (layout_type): Handle FIXED_POINT_TYPE.
10164 (make_fract_type, make_accum_type): New functions.
10165 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10166 * tree-dump.c (fixed-value.h): New include.
10167 (dump_fixed): New function.
10168 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10169 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10170 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10171 * tree-pretty-print.c (fixed-value.h): New include.
10172 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10173 FIXED_CONVERT_EXPR.
10174 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10175 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10176 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10177 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10178 for non-saturating fixed-point types.
10179 (reassociate_bb): Likewise.
10180 * emit-rtl.c (fixed-value.h): New include.
10181 (fconst0, fconst1): New array.
10182 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
10183 * tree-vect-generic.c expand_vector_operation): Support
10184 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
10185 MODE_VECTOR_UACCUM.
10186 (type_for_widest_vector_mode): Add one parameter for the
10188 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
10190 Pass the satp parameter to type_for_mode for fixed-point types.
10191 (expand_vector_operations_1): Pass the saturating flag to
10192 type_for_widest_vector_mode.
10193 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10194 and MODE_VECTOR_UACCUM.
10195 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
10196 (vectorizable_condition): Likewise.
10197 * tree.c (fixed-value.h): New include.
10198 (tree_code_size): Support FIXED_CST.
10199 (build_fixed): New function.
10200 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
10201 (fixed_zerop): New function.
10202 (tree_node_structure): Support FIXED_CST.
10203 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
10204 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
10205 (type_hash_eq): Handle FIXED_POINT_TYPE.
10206 (simple_cst_equal): Support FIXED_CST.
10207 (iterative_hash_expr): Handle FIXED_CST.
10208 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
10209 (get_narrower): Likewise.
10210 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
10211 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
10212 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
10213 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
10215 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
10216 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10217 (initializer_zerop): Support FIXED_CST.
10218 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
10219 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
10220 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
10221 (is_base_type): Handle FIXED_POINT_TYPE.
10222 (add_type_attribute): Handle FIXED_POINT_TYPE.
10223 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
10224 * print-tree.c (fixed-value.h): New include.
10225 (print_node_brief): Support FIXED_CST.
10226 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
10227 * c-pretty-print.c (fixed-value.h): New include.
10228 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
10229 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
10230 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
10231 Support fixed-point types for inner items in VECTOR_TYPE.
10232 (pp_c_direct_declarator): Likewise.
10233 (pp_c_declarator): Likewise.
10234 (pp_c_fixed_constant): New function.
10235 (pp_c_constant): Handle FIXED_CST.
10236 (pp_c_primary_expression): Likewise.
10237 (pp_c_expression): Likewise.
10238 * fold-const.c (fixed-value.h): New include.
10239 (negate_expr_p): Return true for FIXED_CST.
10240 (fold_negate_expr): Support FIXED_CST.
10241 (split_tree): Support FIXED_CST.
10242 (const_binop): Support FIXED_CST.
10243 (fold_convert_const_int_from_fixed): New function to convert from
10245 (fold_convert_const_real_from_fixed): New function to convert from
10247 (fold_convert_const_fixed_from_fixed): New function to convert from
10248 fixed to another fixed.
10249 (fold_convert_const_fixed_from_int): New function to convert from
10251 (fold_convert_const_fixed_from_real): New function to convert from
10253 (fold_convert_const): Support conversions from fixed to int, from
10254 fixed to real, from fixed to fixed, from int to fixed, and from real
10256 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10257 (operand_equal_p): Support FIXED_CST.
10258 (make_range): For fixed-point modes, we need to pass the
10259 saturating flag as the 2nd parameter.
10260 (tree_swap_operands_p): Handle FIXED_CST.
10261 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10263 (fold_unary): Support FIXED_CONVERT_EXPR.
10264 (fold_binary): Handle FIXED_CST.
10265 Make sure the type is not saturating, before associating operations.
10266 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10267 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10268 (fold_negate_const): Support FIXED_CST.
10269 (fold_relational_const): Support FIXED_CST.
10270 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10271 (gimplify_expr): Handle FIXED_CST.
10272 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10273 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10274 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10275 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10276 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10277 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10278 LONG_LONG_ACCUM_TYPE_SIZE.
10279 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10280 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10281 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10282 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10283 MODE_ACCUM, and MODE_UACCUM.
10284 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10285 fixed-point types to disable reduction.
10286 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10288 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10290 * config/rs6000/x-rs6000: New file.
10291 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10292 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10293 (EXTRA_SPEC_FUNCTIONS): Define.
10294 (HAVE_LOCAL_CPU_DETECT): Define.
10295 (CC1_CPU_SPEC): Define.
10296 * config/rs6000/driver-rs6000.c: New file.
10297 * config/rs6000/aix.h (CC1_SPEC): Define.
10298 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10299 * config.host: Add x-rs6000 to host_xmake_file if host and target
10300 are rs6000 or powerpc.
10302 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10304 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10306 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10307 Sandra Loosemore <sandra@codesourcery.com>
10308 Chao-ying Fu <fu@mips.com>
10309 Nigel Stephens <nigel@mips.com>
10310 David Ung <davidu@mips.com>
10312 * doc/invoke.texi (-mcode-readable): Document.
10313 * config/mips/mips.opt (mcode-readable): New option.
10314 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10315 * config/mips/mips.h (mips_code_readable_setting): New enum.
10316 (mips_code_readable): Declare.
10317 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10318 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10319 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10320 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10321 boiler-plate comments.
10322 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10323 * config/mips/mips.c (mips_code_readable): New variable.
10324 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10325 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10326 context and -mcode-readable setting to restrict the use of
10327 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10328 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10329 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10330 (mips_blocks_for_constant_p): Only return false for
10331 TARGET_MIPS16_PCREL_LOADS.
10332 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10333 for MIPS16. Handle SYMBOL_32_HIGH.
10334 (mips_const_insns): Allow HIGHs for MIPS16 too.
10335 (mips_unspec_address_offset): New function, split out from...
10336 (mips_unspec_address): ...here.
10337 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10338 16-bit symbolic constants. Assert approropiate conditions for
10339 using the "la" and "dla" macros.
10340 (mips_handle_option): Handle -mcode-readable=.
10341 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10342 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10343 (mips_strip_unspec_address): New function, split out from...
10344 (print_operand_reloc): ...here.
10345 (print_operand): Pass constants through mips_strip_unspec_address.
10346 (print_operand_address): Likewise.
10347 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10348 (mips_select_rtx_section): Remove MIPS16 handling.
10349 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10350 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10351 (mips16_lay_out_constants): Do nothing unless
10352 TARGET_MIPS16_PCREL_LOADS.
10353 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10354 * config/mips/mips.md: Split HIGHs for MIPS16.
10355 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10357 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10359 * config/mips/mips-protos.h (mips_emit_move): Declare.
10360 * config/mips/mips.c (mips_emit_move): New function.
10361 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10362 (mips_legitimize_const_move): Likewise.
10363 (mips_legitimize_move): Likewise.
10364 (mips_split_64bit_move): Likewise.
10365 (mips_restore_gp): Likewise.
10366 (mips_load_call_address): Likewise.
10367 (mips_emit_fcc_reload): Likewise.
10368 (mips_set_return_address): Likewise.
10369 (mips_block_move_straight): Likewise.
10370 (mips_block_move_loop): Likewise.
10371 (mips_setup_incoming_varargs): Likewise.
10372 (mips_save_reg): Likewise.
10373 (mips_expand_prologue): Likewise.
10374 (mips_restore_reg): Likewise.
10375 (mips_expand_epilogue): Likewise.
10376 (mips_output_mi_thunk): Likewise.
10377 (build_mips16_call_stub): Likewise.
10378 (mips_builtin_branch_and_move): Likewise.
10379 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
10380 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10381 (fixuns_truncdfdi2): Likewise.
10382 (fixuns_truncsfsi2): Likewise.
10383 (fixuns_truncsfdi2): Likewise.
10384 (loadgp_absolute): Likewise.
10385 (builtin_setjmp_setup): Likewise.
10386 (builtin_longjmp): Likewise.
10387 (untyped_call): Likewise.
10389 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10391 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
10392 an "rtx *" argument. Return a bool.
10393 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
10394 values and return true if they can be split. Take the same kind of
10395 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
10396 and store the lo_sum there if nonnull. Use the symbol type to
10397 determine whether a $gp or HIGH is needed.
10398 (mips_legitimize_address): Update call to mips_split_symbol and
10399 simplify accordingly.
10400 (mips_legitimize_const_move): Likewise.
10401 * config/mips/mips.md: In the combine define_split,
10402 check mips_split_symbol instead of splittable_symbolic_operand.
10403 Update use of mips_split_symbol in the generator code.
10404 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
10406 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10408 * config/mips/mips.c (mips_symbolic_address_p): Delete.
10409 (mips_symbol_insns_1): New function, split out from...
10410 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
10411 and stores separately from load addresses.
10412 (mips_classify_address): Replace uses of mips_symbolic_address_p
10413 with uses of mips_symbol_insns.
10414 (mips_address_insns): Update calls to mips_symbol_insns.
10415 (mips_const_insns): Likewise.
10416 (mips_legitimize_address): Likewise.
10418 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10420 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
10421 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
10422 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
10423 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
10424 non-call contexts if TARGET_MIPS16.
10425 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
10426 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10427 code for SYMBOL_ABSOLUTE.
10428 (mips_symbol_insns): Likewise.
10430 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10432 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
10433 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
10434 (mips_symbolic_constant_p): Likewise. Update the call to
10435 mips_classify_symbol.
10436 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
10437 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
10438 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
10439 (print_operand_reloc): Add a context argument. Update the call to
10440 mips_symbolic_constant_p.
10441 (print_operand): Update the calls to print_operand_reloc.
10442 (print_operand_address): Use print_operand_reloc rather than
10444 (mips_rewrite_small_data_p): Add a context argument. Update the call
10445 to mips_symbolic_constant_p.
10446 (mips_small_data_pattern_1): Make DATA the containing mem.
10447 Update the call to mips_rewrite_small_data_p.
10448 (mips_rewrite_small_data_1): Likewise.
10449 (mips_use_anchors_for_symbol_p): Update the call to
10450 mips_symbolic_constant_p.
10451 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10452 (splittable_symbolic_operand): Likewise.
10453 (move_operand): Likewise.
10454 (absolute_symbolic_operand): Likewise.
10455 (got_disp_operand): Likewise.
10456 (got_page_ofst_operand): Likewise.
10458 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10460 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
10461 (SYMBOL_ABSOLUTE): ...this.
10462 (SYMBOL_SMALL_DATA): Rename to...
10463 (SYMBOL_GP_RELATIVE): ...this.
10464 (SYMBOL_CONSTANT_POOL): Rename to...
10465 (SYMBOL_PC_RELATIVE): ...this.
10466 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
10467 (mips_symbolic_address_p, mips_symbol_insns, override_options)
10468 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
10469 after above changes.
10470 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10471 (general_symbolic_operand): Rename to...
10472 (absolute_symbolic_operand): ...this.
10473 * config/mips/mips.md: Update after above changes.
10475 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
10476 Revital Eres <eres@il.ibm.com>
10478 * ddg.c (print_ddg): Add dump information.
10479 * modulo-sched.c (print_node_sched_params): Add parameter and
10481 (calculate_maxii): Remove function.
10482 (undo_generate_reg_moves): Likewise.
10483 (undo_permute_partial_schedule): Likewise.
10484 (kernel_number_of_cycles): Likewise.
10485 (MAXII_FACTOR): New definition to calculate the upper bound of II.
10486 (sms_schedule): Use it. Remove profitability checks.
10487 (sms_schedule_by_order): Fix order of nodes within the cycle.
10489 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10491 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
10492 -profile option, add pie support.
10493 (ENDFILE_SPEC): New spec.
10494 * config/gnu.h (LIB_SPEC): Add -profile option.
10496 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10498 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
10499 * config/gnu.h (LIB_SPEC): Likewise.
10501 2007-08-07 Yaz Saito <saito@google.com>
10502 Ian Lance Taylor <iant@google.com>
10504 * common.opt (finstrument-functions-exclude-function-list): New
10506 (finstrument-functions-exclude-file-list): New option.
10507 * opts.c (char_p): Define and DEF_VEC.
10508 (flag_instrument_functions_exclude_functions): New static
10510 (flag_instrument_functions_exclude_files): New static variable.
10511 (add_instrument_functions_exclude_list): New static function.
10512 (flag_instrument_functions_exclude_p): New function.
10513 (common_handle_option): Handle new options.
10514 * flags.h (flag_instrument_functions_exclude_p): Declare.
10515 * gimplify.c (gimplify_function_tree): Call
10516 flag_instrument_functions_exclude_p.
10517 * doc/invoke.texi (Option Summary): Mention new options.
10518 (Code Gen Options): Document new options.
10520 2007-08-07 Ian Lance Taylor <iant@google.com>
10522 PR rtl-optimization/32776
10523 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
10524 (resolve_use): Likewise.
10525 (decompose_multiword_subregs): Remove "changed" local variable.
10527 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
10529 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
10530 * configure: Regenerate.
10531 * config.in: Regenerate.
10532 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
10535 2007-08-07 Ian Lance Taylor <iant@google.com>
10537 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
10538 note, just delete the insn.
10540 2007-08-07 Andreas Schwab <schwab@suse.de>
10543 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
10546 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
10548 * lower-subreg.c (resolve_subreg_use): Remove assertion.
10549 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
10550 (decompose_multiword_subregs): Use the functions above to decompose
10551 multiword shifts and zero-extends.
10553 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
10555 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
10556 "assemble" descriptions which were swapped.
10558 2007-08-06 Chao-ying Fu <fu@mips.com>
10560 * fixed-value.h: New file.
10561 * fixed-value.c: New file.
10562 * Makefile.in (OBJS-common): Add fixed-value.o.
10563 (fixed-value.o): New rule.
10564 (GTFILES): Add fixed-value.h.
10565 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
10566 to compare a.low and b.low.
10567 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
10569 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10570 Daniel Jacobowitz <dan@codesourcery.com>
10573 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10575 (x86_64-*-netbsd*): Likewise.
10576 (x86_64-*-linux*): Likewise.
10577 (x86_64-*-kfreebsd*-gnu): Likewise.
10578 (x86_64-*-knetbsd*-gnu): Likewise.
10579 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10581 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
10583 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
10584 Add -fno-asynchronous-unwind-tables.
10586 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
10587 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
10588 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
10589 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
10590 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
10592 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10594 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
10595 (TARGET_C_MODE_FOR_SUFFIX): New.
10597 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10599 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
10601 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10603 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
10605 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10607 * config/i386/i386.md: Check TARGET_ macros and optimize_size
10608 before checking function returns in conditional expressions.
10610 2007-08-06 Alfred Minarik <a.minarik@aon.at>
10613 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
10615 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10617 PR middle-end/32988
10618 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
10619 for INTEGRAL_TYPE_P.
10621 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
10623 * configure.ac: Remove --enable-checking=df from default settings.
10624 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
10625 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
10626 if the parameter is true.
10627 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
10628 DF_VERIFY_SCHEDULED flag is true.
10629 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
10630 (df_finish_pass): Adjust prototype.
10631 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
10634 * see.c (pass_see): Add TODO_df_verify.
10635 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
10636 * global.c (rest_of_handle_global_alloc): Schedule verification
10638 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
10640 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
10641 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
10642 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
10644 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
10645 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
10646 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
10648 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
10649 Revital Eres <eres@il.ibm.com>
10651 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
10653 * ddg.c (create_ddg_dependence): Rename to...
10654 (create_ddg_dep_from_intra_loop_link): This. Do not check
10655 for interloop edges. Do not create anti dependence edge when
10656 a true dependence edge exists in the opposite direction and
10657 -fmodulo-sched-allow-regmoves is set.
10658 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
10659 (add_cross_iteration_register_deps): Create anti dependence edge
10660 when -fno-modulo-sched-allow-regmoves is set.
10661 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
10663 2007-08-04 Richard Sandiford <richard@codesourcery.com>
10665 * config/arm/arm.md (movsi): Add braces.
10667 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10669 PR middle-end/32780
10670 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
10671 operands for the folding of "A - (A & B)" into "~B & A"; cast them
10674 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
10676 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
10677 state accessor functions.
10678 * cfgloopmanip.c (remove_path, create_preheaders,
10679 force_single_succ_latches, fix_loop_structure): Ditto.
10680 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10681 tree_duplicate_loop_to_header_edge): Ditto.
10682 * cfgloopanal.c (mark_irreducible_loops): Ditto.
10683 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
10685 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
10686 cleanup_tree_cfg): Ditto.
10687 * tree-cfg.c (tree_merge_blocks): Ditto.
10688 * cfgloop.c (rescan_loop_exit, record_loop_exits,
10689 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
10690 loop_preheader_edge, single_exit): Ditto.
10691 (flow_loops_find): Do not clear loops->state.
10692 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
10693 loops_state_clear): New functions.
10695 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10697 PR middle-end/32399
10698 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10699 when adding to the base and convert ELT to sizetype instead of type.
10701 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10703 PR middle-end/32304
10704 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
10705 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
10707 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10709 PR middle-end/32935
10710 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
10711 correct type the negate expression.
10713 2007-08-03 Jan Hubicka <jh@suse.cz>
10715 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
10718 2007-08-03 David Edelsohn <edelsohn@gnu.org>
10720 * config/rs6000/rs6000.c (struct processor_cost): Change
10721 l1_cache_lines to l1_cache_size. Add l2_cache_size.
10722 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
10724 (rios1_costs, rios2_cost): Correct cache line size.
10725 (rs6000_override_options): Set l2-cache-size parameter.
10727 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10728 Diego Novillo <dnovillo@google.com>
10731 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
10732 if the range includes 0.
10734 2007-08-03 Ben Elliston <bje@au.ibm.com>
10736 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
10737 mode to unspec expressions to silence a warning from the generator
10740 2007-08-02 Steve Ellcey <sje@cup.hp.com>
10742 * config/ia64/constraints.md ("U"): Make constraint vector only.
10744 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10746 PR middle-end/25446
10747 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
10748 always_inline attribute on the function decl.
10750 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10752 PR middle-end/25445
10753 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
10754 if we are compiling with -fPIC.
10756 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
10757 Nigel Stephens <nigel@mips.com>
10759 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
10760 Define for MIPS32 and MIPS64.
10762 2007-08-02 Nick Clifton <nickc@redhat.com>
10764 * config/host-hpux.c: Change copyright header to refer to version
10765 3 of the GNU General Public License and to point readers at the
10766 COPYING3 file and the FSF's license web page.
10767 * config/alpha/predicates.md, config/alpha/vms-ld.c,
10768 config/alpha/linux.h, config/alpha/alpha.opt,
10769 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
10770 config/alpha/vms-unwind.h, config/alpha/ev4.md,
10771 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
10772 config/alpha/alpha.h, config/alpha/sync.md,
10773 config/alpha/openbsd.h, config/alpha/alpha.md,
10774 config/alpha/alpha-modes.def, config/alpha/ev5.md,
10775 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
10776 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
10777 config/alpha/constraints.md, config/alpha/osf.h,
10778 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
10779 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
10780 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
10781 config/frv/frv-asm.h, config/frv/frv-protos.h,
10782 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10783 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10784 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10785 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10786 config/s390/s390.opt, config/s390/s390-modes.def,
10787 config/s390/fixdfdi.h, config/s390/constraints.md,
10788 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10789 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10790 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10791 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10792 config/m32c/prologue.md, config/m32c/m32c.abi,
10793 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10794 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10795 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10796 config/m32c/jump.md, config/m32c/shift.md,
10797 config/m32c/m32c-protos.h, config/libgloss.h,
10798 config/spu/spu-protos.h, config/spu/predicates.md,
10799 config/spu/spu-builtins.h, config/spu/spu.c,
10800 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10801 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10802 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10803 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10804 config/sparc/hypersparc.md, config/sparc/predicates.md,
10805 config/sparc/linux.h, config/sparc/sp64-elf.h,
10806 config/sparc/supersparc.md, config/sparc/cypress.md,
10807 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10808 config/sparc/niagara.md, config/sparc/sparc.md,
10809 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10810 config/sparc/sparc.opt, config/sparc/sync.md,
10811 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10812 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10813 config/sparc/sparc.c, config/sparc/little-endian.opt,
10814 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10815 config/sparc/linux64.h, config/sparc/freebsd.h,
10816 config/sparc/sol2.h, config/sparc/rtemself.h,
10817 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10818 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10819 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10820 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10821 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10822 config/m32r/linux.h, config/m32r/constraints.md,
10823 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10824 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10825 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10826 config/i386/i386.md, config/i386/netware-crt0.c,
10827 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10828 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10829 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10830 config/i386/sol2.h, config/i386/constraints.md,
10831 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10832 config/i386/predicates.md, config/i386/geode.md,
10833 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10834 config/i386/freebsd64.h, config/i386/vxworksae.h,
10835 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10836 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10837 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10838 config/i386/netware.h, config/i386/i386-modes.def,
10839 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10840 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10841 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10842 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10843 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10844 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10845 config/i386/xm-mingw32.h, config/i386/linux64.h,
10846 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10847 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10848 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10849 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10850 config/i386/cygwin2.c, config/i386/i386-protos.h,
10851 config/i386/sync.md, config/i386/openbsd.h,
10852 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10853 config/i386/nto.h, config/i386/biarch64.h,
10854 config/i386/i386-coff.h, config/i386/freebsd.h,
10855 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10856 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10857 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10858 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10859 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10860 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10861 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10862 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10863 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10864 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10865 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10866 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10867 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10868 config/sh/superh64.h, config/sh/rtemself.h,
10869 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10870 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10871 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10872 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10873 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10874 config/avr/predicates.md, config/avr/constraints.md,
10875 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10876 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10877 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10878 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10879 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10880 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10881 config/c4x/predicates.md, config/c4x/c4x.h,
10882 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10883 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10884 config/xtensa/linux.h, config/xtensa/xtensa.h,
10885 config/xtensa/elf.h, config/xtensa/xtensa.md,
10886 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10887 config/xtensa/xtensa-protos.h, config/dbx.h,
10888 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10889 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10890 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10891 config/host-solaris.c, config/fr30/fr30.h,
10892 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10893 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10894 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10895 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10896 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10897 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10898 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10899 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10900 config/cris/predicates.md, config/cris/linux.h,
10901 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10902 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10903 config/cris/aout.opt, config/cris/cris-protos.h,
10904 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10905 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10906 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10907 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10908 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10909 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10910 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10911 config/chorus.h, config/mn10300/mn10300.c,
10912 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10913 config/mn10300/mn10300.h, config/mn10300/linux.h,
10914 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10915 config/mn10300/mn10300.md, config/ia64/predicates.md,
10916 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10917 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10918 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10919 config/ia64/freebsd.h, config/ia64/ia64.md,
10920 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10921 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10922 config/gofast.h, config/rtems.h, config/sol2-10.h,
10923 config/m68k/predicates.md, config/m68k/m68k.md,
10924 config/m68k/linux.h, config/m68k/m68k-modes.def,
10925 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10926 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10927 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10928 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10929 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10930 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10931 config/m68k/constraints.md, config/m68k/rtemself.h,
10932 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10933 config/m68k/uclinux.h, config/rs6000/power4.md,
10934 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10935 config/rs6000/linux.h, config/rs6000/eabi.h,
10936 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10937 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10938 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10939 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10940 config/rs6000/windiss.h, config/rs6000/603.md,
10941 config/rs6000/aix41.h, config/rs6000/cell.md,
10942 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10943 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10944 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10945 config/rs6000/default64.h, config/rs6000/7xx.md,
10946 config/rs6000/darwin.opt, config/rs6000/spe.md,
10947 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10948 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10949 config/rs6000/7450.md, config/rs6000/linux64.h,
10950 config/rs6000/constraints.md, config/rs6000/440.md,
10951 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10952 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10953 config/rs6000/rs6000.h, config/rs6000/power6.md,
10954 config/rs6000/predicates.md, config/rs6000/altivec.md,
10955 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10956 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10957 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10958 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10959 config/rs6000/linux64.opt, config/rs6000/sync.md,
10960 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10961 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10962 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10963 config/rs6000/eabispe.h, config/rs6000/e500.h,
10964 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10965 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10966 config/rs6000/aix.h, config/rs6000/vxworks.h,
10967 config/rs6000/40x.md, config/rs6000/aix51.h,
10968 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10969 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10970 config/arc/arc.h, config/mcore/mcore-elf.h,
10971 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10972 config/mcore/mcore.md, config/mcore/mcore.c,
10973 config/mcore/mcore.opt, config/mcore/mcore.h,
10974 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10975 config/score/predicates.md, config/score/score-version.h,
10976 config/score/score-protos.h, config/score/misc.md,
10977 config/score/elf.h, config/score/score.c, config/score/mac.md,
10978 config/score/score7.md, config/score/score.h,
10979 config/score/score-conv.h, config/score/score-mdaux.c,
10980 config/score/score.md, config/score/score.opt,
10981 config/score/score-modes.def, config/score/score-mdaux.h,
10982 config/score/mul-div.S, config/arm/uclinux-elf.h,
10983 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10984 config/arm/symbian.h, config/arm/linux-elf.h,
10985 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10986 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10987 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10988 config/arm/strongarm-pe.h, config/arm/arm.h,
10989 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10990 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10991 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10992 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10993 config/arm/arm-cores.def, config/arm/arm-protos.h,
10994 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10995 config/arm/wince-pe.h, config/arm/neon.md,
10996 config/arm/constraints.md, config/arm/neon.ml,
10997 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10998 config/arm/arm.opt, config/arm/arm926ejs.md,
10999 config/arm/predicates.md, config/arm/iwmmxt.md,
11000 config/arm/arm_neon.h, config/arm/unknown-elf.h,
11001 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
11002 config/arm/neon-testgen.ml, config/arm/arm.md,
11003 config/arm/xscale-coff.h, config/arm/pe.c,
11004 config/arm/arm-generic.md, config/arm/pe.h,
11005 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
11006 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
11007 config/arm/strongarm-elf.h, config/arm/cirrus.md,
11008 config/arm/netbsd-elf.h, config/arm/vxworks.h,
11009 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
11010 config/pa/predicates.md, config/pa/pa64-hpux.h,
11011 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
11012 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
11013 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
11014 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
11015 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
11016 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
11017 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
11018 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
11019 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11020 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11021 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11022 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11023 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11024 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11025 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11026 config/mips/linux64.h, config/mips/elforion.h,
11027 config/mips/constraints.md, config/mips/generic.md,
11028 config/mips/predicates.md, config/mips/4300.md,
11029 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11030 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11031 config/mips/5k.md, config/mips/vr4120-div.S,
11032 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11033 config/mips/mips-protos.h, config/mips/6000.md,
11034 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11035 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11036 config/mips/mips-modes.def, config/mips/vr.h,
11037 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11038 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11039 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11040 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11041 config/vax/openbsd1.h, config/vax/netbsd.h,
11042 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11043 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11044 config/h8300/rtems.h, config/h8300/predicates.md,
11045 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11046 config/h8300/h8300.md, config/h8300/h8300.opt,
11047 config/h8300/coff.h, config/h8300/h8300-protos.h,
11048 config/v850/v850.md, config/v850/predicates.md,
11049 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11050 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11051 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11052 config/mmix/mmix.h, config/mmix/predicates.md,
11053 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11054 config/mmix/mmix.c, config/mmix/mmix.opt,
11055 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11056 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11057 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11058 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11061 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11063 * emit-rtl.c (reset_used_decls): Rename to...
11064 (set_used_decls): ...this. Set the used flag rather than clearing it.
11065 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11066 DECL_RTLs rather than resetting them.
11068 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11070 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11072 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11074 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11075 argument to find_reloads_address.
11077 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11079 PR tree-optimization/32919
11080 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11081 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11082 (coalesce_ssa_name): Call it.
11084 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11085 David Ung <davidu@mips.com>
11087 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11088 (__mips16_unorddf2, __mips16_floatunsidf): New.
11089 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11091 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11093 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11095 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11096 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11097 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11098 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11099 * omp-low.c (get_ws_args_for, determine_parallel_type,
11100 expand_omp_for_generic, expand_omp_for_static_nochunk,
11101 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11102 Work with more precise CFG.
11103 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11104 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11106 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11107 * gimple-low.c (lower_stmt): Ditto.
11108 * tree-inline.c (estimate_num_insns_1): Ditto.
11109 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11110 (OMP_SECTIONS_SWITCH): New.
11111 * tree-cfgcleanup.c (cleanup_omp_return): New.
11112 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11113 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11114 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11115 (tree_redirect_edge_and_branch): Handle omp constructs.
11117 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11118 with three arguments.
11120 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11122 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11123 in loop closed ssa.
11125 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11127 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11128 the loop structures may need fixing.
11129 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11131 (cleanup_tree_cfg_loop): Removed.
11132 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11133 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11134 instead of running cleanup_tree_cfg_loop.
11135 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11136 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11137 (tree_predictive_commoning): Declaration changed.
11138 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11140 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11142 * doc/invoke.texi (l1-cache-size): Update documentation.
11143 (l2-cache-size): Document.
11144 * params.h (L2_CACHE_SIZE): New macro.
11145 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11146 that L1_CACHE_SIZE is in kB now.
11147 (L2_CACHE_SIZE_BYTES): New macro.
11148 (tree_ssa_prefetch_arrays): Show size in kB.
11149 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11150 and l2_cache_size fields.
11151 * config/i386/driver-i386.c (describe_cache): Detect cache size
11153 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11154 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11155 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11156 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11157 (override_options): Set l1-cache-size and l2-cache-size to default
11158 values if not specified otherwise.
11159 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11160 (PARAM_L2_CACHE_SIZE): New.
11162 2007-08-01 Nigel Stephens <nigel@mips.com>
11163 David Ung <davidu@mips.com>
11164 Thiemo Seufer <ths@mips.com>
11165 Chris Dearman <chris@mips.com>
11166 Richard Sandiford <richard@codesourcery.com>
11168 * config.gcc (mips*-sde-elf*): New stanza.
11169 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11170 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11171 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11172 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11173 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11174 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11176 * config/mips/sde.h: New file.
11177 * config/mips/t-libgcc-mips16: Likewise.
11178 * config/mips/t-sde: Likewise.
11179 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
11180 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
11181 _MIPS_FPSET and _MIPS_SZINT.
11182 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
11183 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
11184 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
11185 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
11186 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11187 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11188 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
11189 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
11190 _MIPS_SZPTR and _MIPS_FPSET.
11191 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
11192 architecture is specified.
11193 (MIPS_32BIT_OPTION_SPEC): New macro.
11195 2007-07-31 Dan Hipschman <dsh@google.com>
11197 * gcc.c (end_going_arg): New function.
11198 (do_spec_2): Use it.
11199 (do_spec_1): Use it.
11201 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
11203 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
11204 only if ENABLE_CHECKING is defined.
11206 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
11208 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
11209 df_ru_add_problem, df_ru_get_bb_info): Removed.
11210 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
11211 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
11212 df_ru_free_bb_info, df_ru_alloc,
11213 df_ru_bb_local_compute_process_def,
11214 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
11215 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
11216 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
11217 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
11218 df_ru_add_problem): Removed.
11220 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11223 * pa.md (casesi32): Use match_scratch. Revise insn condition.
11224 (casesi32p, casesi64p): Likewise.
11225 (casesi): Adjust for above.
11227 2007-07-31 Richard Sandiford <richard@codesourcery.com>
11229 * mode-switching.c (create_pre_exit): Don't search past calls.
11231 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
11233 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
11235 2007-07-31 Revital Eres <eres@il.ibm.com>
11237 * ddg.c (add_deps_for_def): Rename to...
11238 (add_cross_iteration_register_deps): This. Change implementation
11239 to use only reaching def and def-use chains to construct the
11240 inter loop dependencies.
11241 (add_deps_for_use): Remove function.
11242 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11243 function to build the inter loop dependencies.
11244 * modulo-sched.c (sms_schedule): Build only
11245 reaching def and def-use chains for the propose of the ddg
11248 2007-07-31 Julian Brown <julian@codesourcery.com>
11250 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11251 New define_insns. Use correct RTL.
11252 (vec_set<mode>): Write as expander.
11254 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11256 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11257 to an unallocated space.
11259 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11262 (split_constant_offset): Enable split_constant_offset to extract
11263 constants from other statements.
11264 * tree-vect-transform.c
11265 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11266 to a temp var. Force base_offset to be simple.
11268 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11270 * df-scan.c (df_scan_verify): Remove artificial limit on
11271 the number of blocks for verification.
11272 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11273 df_simulate_defs): Avoid unnecessary insn checking for defs.
11275 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11277 * config/m68k/lb1sf68.asm (FUNC): New macro.
11278 (__mulsi3): Use it.
11279 (__udivsi3): Likewise.
11280 (__divsi3): Likewise.
11281 (__umodsi3): Likewise.
11282 (__modsi3): Likewise.
11283 (__subdf3): Likewise.
11284 (__adddf3): Likewise.
11285 (__muldf3): Likewise.
11286 (__divdf3): Likewise.
11287 (__negdf2): Likewise.
11288 (__cmpdf2): Likewise.
11289 (__subsf3): Likewise.
11290 (__addsf3): Likewise.
11291 (__mulsf3): Likewise.
11292 (__divsf3): Likewise.
11293 (__negsf2): Likewise.
11294 (__cmpsf2): Likewise.
11295 (__eqdf2): Likewise.
11296 (__nedf2): Likewise.
11297 (__gtdf2): Likewise.
11298 (__gedf2): Likewise.
11299 (__ltdf2): Likewise.
11300 (__ledf2): Likewise.
11301 (__eqsf2): Likewise.
11302 (__nesf2): Likewise.
11303 (__gtsf2): Likewise.
11304 (__gesf2): Likewise.
11305 (__ltsf2): Likewise.
11306 (__lesf2): Likewise.
11308 2007-07-30 Ollie Wild <aaw@google.com>
11310 * c-ppoutput.c (print_lines_directives_only): New function.
11311 (scan_translation_unit_directives_only): New function.
11312 (preprocess_file): Add call to scan_translation_unit_directives_only.
11313 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11314 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11315 -fdirectives-only. Add errors for -fdirectives-only conflict with
11316 -Wunused-macros and -traditional.
11317 (finish_options): Add builtin macro initialization for
11318 -fdirectives-only + -fpreprocessed.
11319 * c.opt (fdirectives-only): New.
11320 * doc/cppopts.texi (fdirectives-only): New.
11322 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11324 * alias.c (record_set, memory_modified_1): Constify.
11325 * bt-load.c (note_btr_set): Likewise.
11326 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11327 * combine.c (set_nonzero_bits_and_sign_copies,
11328 expand_field_assignment, record_dead_and_set_regs_1,
11329 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11330 likely_spilled_retval_1): Likewise.
11331 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11332 frv_io_handle_set): Likewise.
11333 * config/mips/mips.c (mips_sim_record_set,
11334 vr4130_true_reg_dependence_p_1): Likewise.
11335 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11336 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11337 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11338 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11339 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11340 * ddg.c (mark_mem_store): Likewise.
11341 * df-problems.c (df_urec_mark_reg_change): Likewise.
11342 * function.c (update_epilogue_consts): Likewise.
11343 * gcse.c (record_set_info, record_last_set_info,
11344 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11345 reg_clear_last_set): Likewise.
11346 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11348 * jump.c (reversed_comparison_code_parts): Likewise.
11349 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11350 reg_is_set): Likewise.
11351 * loop-iv.c (mark_altered): Likewise.
11352 * mode-switching.c (reg_becomes_live): Likewise.
11353 * optabs.c (no_conflict_move_test): Likewise.
11354 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11356 * postreload.c (reload_combine_note_store, move2add_note_store):
11358 * regmove.c (flags_set_1): Likewise.
11359 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11361 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11363 * resource.c (update_live_status): Likewise.
11364 * rtl.h (set_of, note_stores): Likewise.
11365 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11366 note_stores, parms_set): Likewise.
11367 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11368 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
11370 * var-tracking.c (count_stores, add_stores): Likewise.
11372 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11374 * alias.c (mems_in_disjoint_alias_sets_p,
11375 fixed_scalar_and_varying_struct_p, aliases_everything_p,
11376 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
11377 write_dependence_p, mems_in_disjoint_alias_sets_p,
11378 read_dependence, true_dependence, canon_true_dependence,
11379 anti_dependence, output_dependence): Constify.
11380 * combine.c (extended_count): Likewise.
11381 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
11382 * cselib.c (get_value_hash, references_value_p,
11383 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
11384 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
11385 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
11386 * function.c (contains, prologue_epilogue_contains,
11387 sibcall_epilogue_contains): Likewise.
11388 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
11389 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
11390 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
11391 reg_or_subregno): Likewise.
11392 * recog.c (asm_noperands): Likewise.
11393 * reload1.c (function_invariant_p): Likewise.
11394 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
11395 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
11396 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
11397 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
11398 true_regnum, reg_or_subregno, condjump_in_parallel_p,
11399 extended_count, prologue_epilogue_contains,
11400 sibcall_epilogue_contains, function_invariant_p, true_dependence,
11401 canon_true_dependence, read_dependence, anti_dependence,
11402 output_dependence): Likewise.
11403 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
11405 2007-07-30 Julian Brown <julian@codesourcery.com>
11407 * config/arm/neon.md (V_ext): New mode attribute.
11408 (neon_vget_lane<mode>): Replace with define_expand.
11409 (neon_vget_lane<mode>_sext_internal)
11410 (neon_vget_lane<mode>_zext_internal): New define_insns for double
11411 and quad precision vectors.
11412 (neon_vget_lanedi): Add bounds check. Remove dead comment.
11413 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
11414 have typeless 32-bit result.
11416 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11419 * tree-affine.h (aff_tree): The type of rest is sizetype for types
11421 * tree-affine.c (aff_combination_scale): If type is a pointer type,
11422 use sizetype for rest.
11423 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
11424 (aff_combination_convert): Don't convert rest for pointer types.
11426 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11428 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
11430 * tree-ssa-alias.c: Add alloc-pool.h.
11431 (init_alias_info): Free alias_bitmap_obstack.
11432 (delete_alias_info): Call delete_mem_ref_stats.
11433 (get_mem_sym_stats_for): Use alloc_pool.
11434 (init_mem_ref_stats): Do not delete mem_ref_stats here.
11435 (delete_mem_sym_stats): Removed.
11437 2007-07-29 Sebastian Pop <sebpop@gmail.com>
11439 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
11440 functions cannot be represented as classical distance vectors.
11442 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11444 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
11445 * builtins.c (validate_arg, builtin_mathfn_code,
11446 validate_arglist): Likewise.
11447 * calls.c (call_expr_flags): Likewise.
11448 * combine.c (reg_nonzero_bits_for_combine,
11449 reg_num_sign_bit_copies_for_combine, get_last_value,
11450 reg_truncated_to_mode): Likewise.
11451 * emit-rtl.c (subreg_lowpart_p): Likewise.
11452 * expr.c (highest_pow2_factor_for_target,
11453 categorize_ctor_elements_1, categorize_ctor_elements,
11454 count_type_elements, contains_packed_reference,
11455 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
11456 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
11457 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
11458 native_encode_int, native_encode_real, native_encode_complex,
11459 native_encode_vector, native_encode_expr, native_interpret_int,
11460 native_interpret_real, native_interpret_complex,
11461 native_interpret_vector, native_interpret_expr): Likewise.
11462 * function.c (use_register_for_decl): Likewise.
11463 * gimplify.c (get_name): Likewise.
11464 * langhooks-def.h (lhd_return_null_const_tree): New.
11465 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
11466 * langhooks.c (lhd_return_null_const_tree): New.
11467 * langhooks.h (lang_get_callee_fndecl): Constify.
11468 * output.h (constructor_static_from_elts_p): Likewise.
11469 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
11470 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
11471 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
11472 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
11473 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
11474 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
11475 * rtlhooks-def.h (reg_nonzero_bits_general,
11476 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
11478 * rtlhooks.c (reg_num_sign_bit_copies_general,
11479 reg_nonzero_bits_general, reg_truncated_to_mode_general):
11481 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
11482 * stor-layout.c (mode_for_size_tree): Likewise.
11483 * tree-ssa-loop-im.c (memref_eq): Likewise.
11484 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
11485 * tree.c (contains_placeholder_p, type_list_equal,
11486 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
11488 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
11489 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
11490 contains_placeholder_p, contains_packed_reference,
11491 get_callee_fndecl, operand_equal_for_phi_arg_p,
11492 warn_if_unused_value, is_body_block, native_encode_expr,
11493 native_interpret_expr, fold_convertible_p, operand_equal_p,
11494 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
11495 validate_arglist, simple_cst_equal, type_list_equal,
11496 use_register_for_decl, call_expr_flags, get_name,
11497 highest_pow2_factor): Likewise.
11498 (const_call_expr_arg_iterator_d,
11499 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
11500 first_const_call_expr_arg, more_const_call_expr_args_p,
11501 FOR_EACH_CONST_CALL_EXPR_ARG): New.
11502 * varasm.c (constructor_static_from_elts_p): Constify.
11504 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
11506 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
11507 config/arm/neon-schedgen.ml, config/arm/neon.ml,
11508 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
11509 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
11510 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
11511 tree-vect-transform.c, tree.def: Fix comment typos. Follow
11512 spelling conventions.
11513 * doc/invoke.texi: Follow spelling conventions.
11515 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
11516 Revital Eres <eres@il.ibm.com>
11518 * modulo-sched.c (sms_schedule): Avoid loops which includes
11519 auto-increment instructions.
11521 2007-07-28 Richard Guenther <rguenther@suse.de>
11523 PR middle-end/32920
11524 * fold-const.c (fold_cond_expr_with_comparison): Convert
11525 operand zero of MIN/MAX_EXPR to correct type.
11527 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11529 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
11530 flags_from_decl_or_type): Constify.
11531 * gcc.c (do_spec_1): Likewise.
11532 * print-tree.c (dump_addr, print_node_brief): Likewise.
11533 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
11534 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
11535 tree_purge_all_dead_eh_edges): Likewise.
11536 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
11537 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
11539 * tree.c (expr_location, expr_has_location, expr_locus,
11540 expr_filename, expr_lineno, get_inner_array_type,
11541 fields_compatible_p): Likewise.
11542 * tree.h (get_inner_array_type, fields_compatible_p,
11543 expr_location, expr_has_location, expr_locus, expr_filename,
11544 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
11545 setjmp_call_p, alloca_call_p): Likewise.
11547 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11549 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
11550 TV_FLOW_INSENSITIVE.
11552 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
11554 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
11555 (compute_flow_insensitive_aliasing): Ditto for
11556 TV_FLOW_INSENSITIVE.
11558 2007-07-27 Jan Hubicka <jh@suse.cz>
11560 * config/i386/i386.c (register_move_cost): Remove accidentally
11561 comitted #if 0 block.
11563 * attribs.c: Include hashtab.h
11564 (attribute_hash): New.
11565 (substring): New structure.
11566 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
11568 (init_attributes): Initialize attribute hash.
11569 (decl_attributes): Use attribute hash.
11570 * Makefile.in (attribs.c): Depend on hashtab.h.
11572 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11574 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11576 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11578 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11579 __mips_dspr2 and __mips_dsp_rev macros.
11580 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
11582 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
11584 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
11586 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11588 PR middle-end/32749
11590 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
11591 and the updating of the live and do_not_gen sets.
11592 (df_note_bb_compute): Added updating of live and do_not_gen sets
11593 for regular defs so that the case of clobber inside conditional
11594 call is processed correctly.
11596 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
11598 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
11599 operands with compatible type.
11601 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11603 * expr.h (store_bit_field): Don't return a value.
11604 * expmed.c (check_predicate_volatile_ok): New function.
11605 (store_bit_field_1): New function, extracted from store_bit_field.
11606 Take a fallback_p argument and return true if the operation succeeded.
11607 Only use store_fixed_bit_field if fallback_p. Don't recompute
11608 mode_for_extraction; use op_mode instead. Try forcing memories
11609 into registers if the insv expander fails.
11610 (store_bit_field): Use store_bit_field_1 with fallback_p true.
11611 Don't return a value.
11612 (convert_extracted_bit_field): New function, extracted from
11614 (extract_bit_field_1): Likewise. Take a fallback_p argument
11615 and return NULL if the operation succeeded. Only use
11616 extract_fixed_bit_field if fallback_p. Only calculate one
11617 extraction mode. Combine code for extv and extzv. Try forcing
11618 memories into registers if the ext(z)v expander fails.
11619 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
11621 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11623 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
11625 (df_ref): Likewise. Put regno with other integer fields.
11627 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11629 * df.h (df_mw_hardreg): Remove "loc" field.
11630 * df-scan.c (df_ref_record): Don't set it. Remove redundant
11632 * df-problems.c (df_whole_mw_reg_unused_p): New function,
11633 split out from df_set_unused_notes_for_mw. Return false for
11634 partial references. Assert that mw_reg is a REG when returning true.
11635 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
11636 (df_whole_mw_reg_dead_p): New function, split out from
11637 df_set_dead_notes_for_mw. Return false for partial references.
11638 Assert that mw_reg is a REG when returning true.
11639 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
11640 Remove redundant bitmap check.
11642 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
11644 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
11645 ($(T)crtend.o): Likwise.
11646 ($(T)crtbeginS.o): Likwise.
11647 ($(T)crtendS.o): Likwise.
11648 ($(T)crtfastmath.o): Likwise.
11650 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
11652 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
11653 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
11654 * basic-block.h (struct control_flow_graph): Added x_dom_computed
11655 and x_n_bbs_in_dom_tree fields.
11657 2007-07-26 Steve Ellcey <sje@cup.hp.com>
11659 PR tree-optimization/32087
11660 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11661 Do not call scale_bbs_frequencies_int with prob of zero.
11663 2007-07-26 Julian Brown <julian@codesourcery.com>
11665 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
11666 (neon_element_bits): Add prototypes.
11667 * config/arm/arm.c (bounds_check, neon_lane_bounds)
11668 (neon_const_bounds, neon_element_bits): New functions.
11669 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
11670 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
11671 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
11672 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
11673 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
11674 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
11675 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
11676 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
11677 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
11678 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
11679 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
11680 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
11681 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
11683 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
11685 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
11686 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
11688 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
11689 Julian Brown <julian@codesourcery.com>
11691 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
11692 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
11693 * config/arm/cortex-a8.md: New.
11694 * config/arm/cortex-a8-neon.md: New.
11695 * config/arm/neon-schedgen.ml: New.
11696 * config/arm/neon.md (vqh_mnem): New.
11698 (Is_float_mode): New.
11699 (Scalar_mul_8_16): New.
11701 (V_mode_nunits): New.
11702 (All instruction patterns): Annotate with neon_type attribute
11704 * config/arm/arm.md: Include cortex-a8.md.
11705 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
11707 Annotate instruction patterns accordingly.
11708 (generic_sched): Do not use generic scheduling for Cortex-A8.
11709 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
11711 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
11713 * fold-const.c (fold_read_from_constant_string): Use
11714 build_int_cst_type.
11715 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11717 2007-07-26 Nick Clifton <nickc@redhat.com>
11719 * tree-ssa-operands.h: Change copyright header to refer to version
11720 3 of the GNU General Public License and to point readers at the
11721 COPYING3 file and the FSF's license web page.
11722 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
11723 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
11724 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
11725 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
11726 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
11727 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
11728 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
11729 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
11730 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
11731 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
11732 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
11733 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
11734 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
11735 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
11736 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
11737 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
11738 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
11739 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
11740 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
11741 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
11742 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
11743 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
11744 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
11745 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
11746 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
11747 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
11748 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
11749 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
11750 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
11751 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
11752 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
11753 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
11754 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
11755 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
11756 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
11757 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
11758 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
11759 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
11760 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
11761 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
11762 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
11763 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
11764 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
11765 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
11766 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
11767 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
11768 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
11769 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
11770 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
11771 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
11772 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
11773 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
11774 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
11775 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
11776 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
11777 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
11778 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
11779 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
11780 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
11781 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
11782 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11783 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11784 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11785 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11786 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11787 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11788 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11789 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11790 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11791 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11792 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11793 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11794 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11795 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11796 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11797 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11798 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11799 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11800 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11801 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11802 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11803 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11804 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11805 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11806 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11807 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11808 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11809 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11810 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11811 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11812 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11813 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11814 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11815 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11816 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11817 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11818 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11819 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11820 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11821 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11822 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11823 convert.c, convert.h, langhooks-def.h, reload1.c,
11824 tree-ssa-operands.c: Likewise.
11826 2007-07-26 Jan Hubicka <jh@suse.cz>
11828 * tree-ssa-live.c: Include debug.h and flags.h.
11829 (mark_scope_block_unused): New function.
11830 (remove_unused_scope_block_p): New function.
11831 (remove_unused_locals): Remove unused blocks too.
11833 2007-07-25 Ian Lance Taylor <iant@google.com>
11835 * combine.c (combine_max_regno): Remove. Remove all uses.
11836 (struct reg_stat_struct): Rename from struct reg_stat.
11837 (reg_stat_type): Define, and declare VECs.
11838 (reg_stat): Change from pointer to VEC. Change all uses.
11839 (combine_split_insns): New static function.
11840 (try_combine, find_split_point): Call it instead of split_insns.
11842 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11844 * cfghooks.c (split_block): Fix the information about loop latch.
11846 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11848 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11850 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11852 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11853 Scan the new edge for loop exit info.
11855 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11857 * config/darwin.c: Include debug.h.
11859 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11862 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11864 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11866 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11867 (HARD_REGNO_MODE_OK): Ditto.
11868 (MODES_TIEABLE_P): Ditto.
11869 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11870 (CLASS_MAX_NREGS): Ditto.
11871 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11872 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11873 (divdf3_internal_thr): Removed.
11874 * config/ia64/div.md: New file.
11875 * config/ia64/constraints.md: Add H constraint.
11877 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11879 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11880 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11881 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11882 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11883 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11884 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11885 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11886 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11887 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11888 dump_sbitmap_file, debug_sbitmap, popcount_table,
11889 sbitmap_popcount): Constify.
11890 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11891 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11892 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11893 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11894 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11895 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11896 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11897 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11898 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11899 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11900 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11902 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11904 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11905 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11906 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11907 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11908 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11909 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11910 bitmap_intersect_p, bitmap_intersect_compl_p,
11911 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11912 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11914 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11915 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11916 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11917 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11918 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11919 debug_bitmap, debug_bitmap_file, bitmap_print,
11920 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11921 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11923 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11925 * config/darwin.c (darwin_override_options): Additional fix for
11926 debug info formats that don't support var tracking.
11928 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11930 * cselib.c (entry_and_rtx_equal_p): Constify.
11931 * gengtype.c (output_mangled_typename, write_types, write_local):
11933 * gengtype.h (const_type_p): New.
11934 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11936 * tlink.c (scan_linker_output): De-constify.
11937 * tree-ssa-loop-im.c (memref_eq): Constify.
11938 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11939 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11941 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11943 * c-common.c (fname_as_string, c_type_hash): Constify.
11944 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11945 * cgraph.c (edge_hash, edge_eq): Likewise.
11946 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11947 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11948 reg_attrs_htab_eq): Likewise.
11949 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11951 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11952 const_decl_t, const_state_t, const_automata_list_el_t): New.
11953 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11954 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11955 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11956 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11957 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11958 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11959 compare_max_occ_cycle_nums, out_state_arcs_num,
11960 compare_transition_els_num, units_cmp, state_reservs_cmp):
11962 * genmodes.c (cmp_modes): Likewise.
11963 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11964 * gimplify.c (compare_case_labels): Likewise.
11965 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11966 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11967 * matrix-reorg.c (mtt_info_hash): Likewise.
11968 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11969 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11970 (htab_hash_bucket, htab_hash_elem): Constify.
11971 * tree-browser.c (TB_parent_eq): Likewise.
11972 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11973 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11974 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11975 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11977 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11978 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11979 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11980 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11981 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11983 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11984 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11985 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11986 * tree-ssa-threadupdate.c (redirection_data_hash,
11987 redirection_data_eq): Likewise.
11988 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11989 * tree-ssa.c (var_ann_eq): Likewise.
11990 * tree-vrp.c (compare_case_labels): Likewise.
11991 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11992 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11993 tree_not_check_failed, tree_class_check_failed,
11994 tree_range_check_failed, tree_not_class_check_failed,
11995 omp_clause_check_failed, omp_clause_range_check_failed,
11996 tree_contains_struct_check_failed, tree_operand_check_failed):
11998 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11999 tree_not_check_failed, tree_class_check_failed,
12000 tree_range_check_failed, tree_not_class_check_failed,
12001 tree_operand_check_failed, omp_clause_operand_check_failed,
12002 tree_operand_length): Likewise.
12003 * var-tracking.c (const_variable): New.
12004 (variable_htab_hash, variable_htab_eq): Constify.
12005 * varasm.c (const_desc_hash): Likewise.
12007 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12009 * expr.c (handled_component_p): Constify.
12010 * fold-const.c (fit_double_type): Likewise.
12011 * real.h (real_value_from_int_cst): Likewise.
12012 * tree-flow-inline.h (gimple_in_ssa_p,
12013 gimple_aliases_computed_p, gimple_addressable_vars,
12014 gimple_call_clobbered_vars, gimple_referenced_vars,
12015 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
12016 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
12017 may_aliases, end_readonly_imm_use_p, has_zero_uses,
12018 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
12019 is_label_stmt, is_global_var, phi_ssa_name_p,
12020 factoring_name_p, is_call_clobbered, tree_common_ann,
12021 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12022 unmodifiable_var_p, array_ref_contains_indirect_ref,
12023 ref_contains_array_ref, lookup_subvars_for_var,
12024 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12025 gimple_mem_ref_stats): Likewise.
12026 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12027 may_aliases, is_exec_stmt, is_label_stmt,
12028 ref_contains_array_ref, array_ref_contains_indirect_ref,
12029 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12030 unmodifiable_var_p): Likewise.
12031 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12032 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12033 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12034 cst_and_fits_in_hwi, real_value_from_int_cst,
12035 build_real_from_int_cst, integer_zerop, integer_onep,
12036 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12037 tree_floor_log2, real_zerop, real_onep, real_twop,
12038 real_minus_onep, really_constant_p, purpose_member, chain_member,
12039 list_length, fields_length, int_size_in_bytes, bit_position,
12040 int_bit_position, byte_position, int_byte_position, expr_align,
12041 array_type_nelts, tree_node_structure,
12042 type_contains_placeholder_1, iterative_hash_pointer,
12043 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12044 tree_map_base_eq, type_hash_list, type_hash_eq,
12045 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12046 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12047 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12048 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12049 int_fits_type_p, get_containing_scope, decl_function_context,
12050 decl_type_context, omp_clause_operand_check_failed,
12051 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12052 * tree.h (omp_clause_operand_check_failed, tree_size,
12053 build_real_from_int_cst, array_type_nelts, purpose_member,
12054 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12055 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12056 is_attribute_p, check_qualified_type, expr_align,
12057 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12058 int_byte_position, list_length, fields_length, initializer_zerop,
12059 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12060 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12061 tree_node_structure, handled_component_p, get_containing_scope,
12062 decl_function_context, decl_type_context, real_zerop,
12063 type_num_arguments, fit_double_type, really_constant_p,
12064 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12065 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12066 real_twop, real_minus_onep, int_cst_value): Likewise.
12068 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12070 * cfglayout.c (insn_scope, insn_line): Constify.
12071 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12072 const_double_htab_hash, const_double_htab_eq,
12073 mem_attrs_htab_hash): Likewise.
12074 * loop-iv.c (biv_eq): Likewise.
12075 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12076 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12077 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12079 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12080 error_for_asm, warning_for_asm, _fatal_insn,
12081 _fatal_insn_not_found): Likewise.
12082 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12083 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12084 rtl_check_failed_type2, rtl_check_failed_code1,
12085 rtl_check_failed_code2, rtl_check_failed_code_mode,
12086 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12087 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12088 rtl_check_failed_type2, rtl_check_failed_code1,
12089 rtl_check_failed_code2, rtl_check_failed_code_mode,
12090 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12091 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12092 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12093 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12094 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12095 rtx_unstable_p, get_integer_term, get_related_value,
12096 offset_within_block_p, reg_mentioned_p, count_occurrences,
12097 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12098 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12099 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12100 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12101 find_constant_src, find_reg_fusage, find_regno_fusage,
12102 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12103 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12104 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12105 computed_jump_p, auto_inc_p, in_expr_list_p,
12106 remove_node_from_expr_list, loc_mentioned_in_p,
12107 label_is_jump_target_p, reversed_comparison_code_parts,
12108 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12109 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12110 print_inline_rtx): Likewise.
12111 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12112 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12113 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12114 get_integer_term, get_related_value, offset_within_block_p,
12115 count_occurrences, reg_mentioned_p, no_labels_between_p,
12116 reg_used_between_p, reg_referenced_p, single_set_2,
12117 multiple_sets, set_noop_p, refers_to_regno_p,
12118 reg_overlap_mentioned_p, dead_or_set_p,
12119 covers_regno_no_parallel_p, covers_regno_p,
12120 dead_or_set_regno_p, find_reg_note, find_regno_note,
12121 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12122 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12123 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12124 side_effects_p, may_trap_p_1, may_trap_p,
12125 may_trap_after_code_motion_p, may_trap_or_fault_p,
12126 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12127 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12128 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12129 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12130 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12132 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12133 warning_for_asm): Likewise.
12134 * tree.h (print_rtl): Likewise.
12135 * varasm.c (get_pool_mode): Likewise.
12137 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12139 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12140 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12141 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12142 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12143 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12144 * ddg.c (compare_sccs): Likewise.
12145 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12146 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12147 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12148 decimal_do_fix_trunc, decimal_real_to_integer,
12149 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12150 * dse.c (const_group_info_t): New.
12151 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12152 * dwarf2out.c (const_dw_die_ref): New.
12153 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12154 * tree-browser.c (TB_parent_eq): Likewise.
12155 * unwind-dw2-fde.c (__register_frame_info_bases,
12156 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12157 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12159 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12160 * unwind-dw2.c (uw_frame_state_for): Likewise.
12161 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12162 * value-prof.h (const_histogram_value): New.
12164 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12166 * config/mips/mips.c (machine_function): Add
12167 initialized_mips16_gp_pseudo_p.
12168 (mips16_gp_pseudo_reg): Do not emit the initialization of
12169 mips16_gp_pseudo_rtx when being called from the gimple cost-
12170 calculation routines; emit it on the first use outside those
12173 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12175 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12178 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12179 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
12180 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
12181 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
12182 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
12183 Preserve const-ness of parameters through use of __typeof(),
12184 also constify and tidy.
12186 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
12187 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
12188 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
12189 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
12190 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
12191 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
12192 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
12193 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
12194 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
12196 2007-07-25 Julian Brown <julian@codesourcery.com>
12197 Mark Shinwell <shinwell@codesourcery.com>
12199 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
12200 (alpha_mangle_type): This.
12201 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12202 (TARGET_MANGLE_TYPE): Define this instead.
12203 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
12204 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
12205 (arm_init_neon_builtins): Fix comment.
12206 (arm_mangle_map_entry): New.
12207 (arm_mangle_map): New.
12208 (arm_mangle_type): New.
12209 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
12210 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12211 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12212 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12213 (TARGET_MANGLE_TYPE): Define this instead.
12214 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
12215 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12216 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12217 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12218 (TARGET_MANGLE_TYPE): Define this instead.
12219 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
12221 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
12222 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12223 (TARGET_MANGLE_TYPE): Define this instead.
12224 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
12225 (s390_mangle_type): This.
12226 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12227 (TARGET_MANGLE_TYPE): Define this instead.
12228 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
12229 (sparc_mangle_type): This.
12230 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12231 (TARGET_MANGLE_TYPE): Define this instead.
12232 * cp/mangle.c (write_type): Call mangle_type target hook on all
12233 types before mangling. Use original type, not main variant, as
12235 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
12236 (TARGET_MANGLE_TYPE): This.
12237 * target.h (gcc_target): Rename mangle_fundamental_type to
12239 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
12240 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12242 2007-07-25 Julian Brown <julian@codesourcery.com>
12243 Paul Brook <paul@codesourcery.com>
12244 Joseph Myers <joseph@codesourcery.com>
12245 Mark Shinwell <shinwell@codesourcery.com>
12247 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12248 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12249 (with_fpu): Allow --with-fpu=neon.
12250 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12251 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12252 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12253 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12254 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12255 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12256 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12257 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12258 (output_move_neon): Add prototypes.
12259 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12260 (all_fpus): Add FPUTYPE_NEON.
12261 (fp_model_for_fpu): Add NEON field.
12262 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12263 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12265 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12267 (thumb2_legitimate_address_p): Likewise.
12268 (neon_valid_immediate): Recognize and prepare constants suitable for
12270 (neon_immediate_valid_for_move): New function. Recognize and prepare
12271 immediates for NEON move instructions.
12272 (neon_immediate_valid_for_logic): New function. Recognize and
12273 prepare immediates for NEON logic instructions.
12274 (neon_output_logic_immediate): New function. Create asm string
12275 suitable for outputting immediate logic instructions.
12276 (neon_pairwise_reduce): New function. Implement reduction using
12277 pairwise operations.
12278 (neon_expand_vector_init): New function. Expand a (possibly
12279 non-constant) vector initialization.
12280 (neon_vector_mem_operand): New function. Memory operands supported
12281 for quad-word loads/stores to/from ARM or NEON registers. Don't
12282 allow base+offset addressing for core regs.
12283 (neon_struct_mem_operand): New function. Valid mems for NEON
12285 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12286 from neon_vector_mem_operand addresses without a secondary register.
12287 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12288 (add_minipool_backward_ref): Likewise.
12289 (dump_minipool): Likewise.
12290 (push_minipool_fix): Likewise.
12291 (output_move_quad): New function. Output quad-word moves, loads and
12292 stores using ARM registers.
12293 (output_move_vfp): Add support for vectors in VFP (NEON) D
12295 (output_move_neon): Output a NEON load/store to/from a quadword
12297 (arm_print_operand): Implement new codes:
12298 - 'c' for unadorned integers (without a # sign).
12299 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12301 - 'e', 'f' for the low and high D parts of a NEON Q register.
12302 - 'q' outputs a NEON Q register.
12303 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12304 - 'T' prints NEON opcode features from a coded bitmask.
12305 - 'F' is similar to T, but signed/unsigned codes both print as
12307 - 't' is similar to T, but 'u' is printed instead of 'p'.
12308 - 'O' prints 'r' if NEON instruction should perform rounding (as
12309 specified by bitmask), else prints nothing.
12310 - '#' is a punctuation character to stop operand numbers from
12311 running together with following digits in the assembler
12312 strings for instructions (when using mode attributes).
12313 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12314 constant vectors in big-endian mode, where necessary.
12315 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12316 Handle EI, OI, CI, XI modes.
12317 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12318 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12319 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12320 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12321 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12323 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12324 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12325 to turn v8qi, etc. into bits defined above.
12326 (neon_itype): New enumeration. Classifications of NEON builtins.
12327 (neon_builtin_datum): Define struct. Contains information about
12328 a single builtin (with multiple modes).
12329 (CF): Define helper macro for...
12330 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12332 (neon_builtin_data): New array. Define information about builtins
12333 for use during initialization/expansion.
12334 (arm_init_neon_builtins): New function.
12335 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12337 (neon_builtin_compare): New function.
12338 (locate_neon_builtin_icode): New function. Find an insn code for a
12339 builtin given a function code for that builtin. Also return type of
12340 builtin (NEON_BINOP, NEON_UNOP etc.).
12341 (builtin_arg): New enumeration. Types of arguments for builtins.
12342 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12343 Takes a variable argument list of builtin_arg types, terminated by
12345 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12346 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12347 (neon_emit_pair_result_insn): New function. Support returning pairs
12348 of vectors via a pointer.
12349 (neon_disambiguate_copy): New function. Set up operands for a
12350 multi-word copy such that registers do not get clobbered.
12351 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12352 ARM_BUILTIN_NEON_BASE.
12353 (arm_file_start): Set float-abi attribute for NEON.
12354 (arm_vector_mode_supported_p): Enable NEON vector modes.
12355 (arm_mangle_map_entry): New.
12356 (arm_mangle_map): New.
12357 (arm_mangle_vector_type): New.
12358 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12360 (TARGET_NEON): New macro. Target supports NEON.
12361 (fputype): Add FPUTYPE_NEON.
12362 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12363 for vectorization based on command-line arg.
12364 (NEON_REGNO_OK_FOR_NREGS): Define.
12365 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12366 (VALID_NEON_STRUCT_MODE): Define.
12367 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12368 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
12369 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
12370 (consttable_16): Add pattern for outputting 16-byte minipool
12372 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
12374 (vec-common.md, neon.md): Include md files.
12375 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
12376 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
12377 (memory_constraint "Ut", "Un", "Us"): Define.
12378 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
12379 (MMX_char): New mode attribute.
12380 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
12381 (*add<mode>3_iwmmxt): New insn pattern.
12382 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
12383 (*sub<mode>3_iwmmxt): New insn pattern.
12384 (mulv4hi3): Rename to...
12385 (*mulv4hi3_iwmmxt): This.
12386 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
12387 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
12388 (uminv4hi3, uminv2si3): Remove. Replace with...
12389 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
12390 (*umin<mode>3_iwmmxt): These.
12391 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
12392 (ashr<mode>3_iwmmxt): This new pattern.
12393 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
12394 (lshr<mode>3_iwmmxt): This new pattern.
12395 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
12396 (ashl<mode>3_iwmmxt): This new pattern.
12397 * config/arm/neon-docgen.ml: New file. Generate documentation for
12399 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
12400 * config/arm/arm_neon.h: New (autogenerated).
12401 * config/arm/neon-testgen.ml: New file. Generate NEON tests
12403 * config/arm/neon.md: New file. Define NEON instructions.
12404 * config/arm/neon.ml: New file. Abstract description of NEON
12405 instructions, used to generate arm_neon.h header, documentation and
12407 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
12408 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
12410 * doc/extend.texi (ARM Built-in Functions): Rename and remove
12412 (ARM NEON Intrinsics): New subsection.
12413 * doc/arm-neon-intrinsics.texi: New (autogenerated).
12415 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
12417 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
12420 2007-07-24 Jan Hubicka <jh@suse.cz>
12422 * regclass.c (move_table): New type.
12423 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
12424 (init_move_cost): Break out from ...
12425 (init_reg_sets_1): ... here; simplify computation of
12426 have_regs-of_mode and contains_reg_of_mode.
12427 (record_reg_classes): Unswitch internal loops.
12428 (copy_cost): Trigger lazy initialization of move cost
12429 (record_address_regs): Likewise.
12431 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
12433 * config/darwin.c (darwin_override_options): Don't force on
12434 flag_var_tracking_uninit when no debug info is requested.
12436 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12438 * cfgloop.c (init_loops_structure): New function.
12439 (flow_loops_find): Create root of the loop tree unconditionally.
12441 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
12443 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
12445 2007-07-24 Jan Hubicka <jh@suse.cz>
12447 * caller-save.c: Include ggc.h, gt-caller-save.h
12448 (reg_save_code, reg_restore_code): Rename to ...
12449 (cached_reg_save_code, cached_reg_restore_code): ... those.
12450 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
12451 (reg_save_code, reg_restore_code): New functions.
12452 (init_caller_save): Do not intialize
12453 reg_save_code/reg_restore_code tables.
12454 * Makefile.in: (gt-caller-save.h): New.
12456 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12458 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
12459 with the mode of the original operand instead of
12462 2007-07-23 Jan Hubicka <jH@suse.cz>
12464 * i386.c (ix86_secondary_memory_needed): Break out to...
12465 (inline_secondary_memory_needed): ... here.
12466 (ix86_memory_move_cost): Break out to ...
12467 (inline_memory_move_cost): ... here; add support for IN value of 2 for
12468 maximum of input and output; fix handling of Q_REGS on 64bit.
12469 (ix86_secondary_memory_needed): Microoptimize.
12471 2007-07-23 Sebastian Pop <sebpop@gmail.com>
12473 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
12474 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
12475 stmts_from_loop, known_dependences_p, build_rdg): New.
12476 * tree-data-ref.h: Depends on graphds.h.
12477 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
12478 (build_rdg): Declared.
12479 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
12481 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
12483 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
12486 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
12487 Jakub Jelinek <jakub@redhat.com>
12489 PR middle-end/PR28690
12490 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
12492 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
12493 and MEM_POINTER operands over REG and MEM operands.
12494 (swap_commutative_operands_p): Change return value to bool.
12495 * rtl.h: Update the corresponding prototype.
12496 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
12497 instead of gen_rtx_PLUS.
12498 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
12499 value to bool. Change function arguments to rtx's and update code
12501 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
12502 calls to match the new declaration.
12503 * simplify-rtx.c (simplify_associative_operation): Don't
12504 reorder simplify_binary_operation arguments.
12506 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12508 * config/mips/mips.c (override_options): Use mips_costs to derive
12509 the default branch cost.
12510 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
12512 * config/mips/mips.opt (mbranch-cost=): New option.
12513 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
12515 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12517 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
12518 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
12519 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
12520 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
12522 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12524 * config/mips/constraints.md (ks): New constraint.
12525 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
12526 (*add<mode>3_mips16): ...here.
12528 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
12530 * optabs.h (enum optab_index): Add new OTI_signbit.
12531 (signbit_optab): Define corresponding macro.
12532 (enum insn_code signbit_optab[]): Remove array.
12533 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
12534 (expand_copysign_absneg): If back end provides signbit insn, use it
12535 instead of bit operations on floating point argument.
12536 * builtins.c (enum insn_code signbit_optab[]): Remove array.
12537 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
12538 for availability of signbit insn.
12540 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
12541 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
12542 SSE mode is not active.
12543 (isinf<mode>2): Disable for mfpmath=sse,387.
12545 2007-07-22 Ben Elliston <bje@au.ibm.com>
12547 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
12549 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
12551 2007-07-20 Richard Guenther <rguenther@suse.de>
12553 * tree-cfg.c (verify_expr): COND_EXPRs can have any
12554 integral typed condition.
12555 * tree-ssa.c (useless_type_conversion_p): Do not preserve
12556 booleanness. Only preserve conversions from a non-base
12557 type to a base type, not in general between types with
12558 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
12559 * tree.def (COND_EXPR): Document that the condition
12560 can be of any integral type.
12562 2007-07-20 Nigel Stephens <nigel@mips.com>
12563 Richard Sandiford <richard@codesourcery.com>
12565 * config/mips/mips.h (mips_dwarf_regno): Declare.
12566 (DBX_REGISTER_NUMBER): Remove redundant brackets.
12567 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
12568 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
12569 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
12570 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12571 (REG_CLASS_NAMES): Update accordingly.
12572 * config/mips/mips.c (mips_dwarf_regno): New array.
12573 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12574 (mips_subword): Remove special handling for accumulator registers.
12575 (override_options): Initiailize mips_dwarf_regno. Remove use
12577 (mips_swap_registers): New function.
12578 (mips_conditional_register_usage): Swap accumulator registers
12579 around if TARGET_LITTLE_ENDIAN.
12580 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12581 * config/mips/constraints.md (h, l): Use the endianness to choose
12582 between MD0_REG and MD1_REG.
12583 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
12584 alternative-dependent template.
12586 2007-07-20 Richard Sandiford <richard@codesourcery.com>
12588 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
12591 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12593 * function.c (thread_prologue_and_epilogue_insns): Fix exit
12594 predecessor fallthru flags.
12596 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12598 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
12599 of compare to the same type.
12600 * cfgloopmanip.c (add_loop): Update information about loop exits.
12601 (loop_version): Remove the innermost loop requirement.
12602 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
12603 to sizetype for pointers.
12605 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
12607 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
12608 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
12609 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
12611 * config/dfp-bit.c: Empty for TFmode conversions.
12613 2007-07-18 Caroline Tice <ctice@apple.com>
12615 * var-tracking.c (find_src_status): Check for COND_EXEC insns
12616 and handle them correctly; check that src is not NULL before
12618 (find_src_set_src): Likewise.
12620 2007-07-18 Bob Wilson <bob.wilson@acm.org>
12622 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
12623 (struct alignment_context, init_alignment_context): New.
12624 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
12625 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
12626 (XCHAL_HAVE_S32C1I): Likewise.
12627 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
12628 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
12629 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
12630 (ATOMIC, HQI): New macros.
12631 (memory_barrier, *memory_barrier): New.
12632 (sync_lock_releasesi): New.
12633 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
12634 (sync_lock_test_and_set<mode>): New.
12635 (sync_<atomic><mode>): New.
12636 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
12637 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
12638 (xtensa_expand_atomic): New.
12640 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12644 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
12645 transformation for builtin ISNORMAL.
12646 (expand_builtin): Handle BUILT_IN_ISNORMAL.
12647 * builtins.def (BUILT_IN_ISNORMAL): New.
12648 * doc/extend.texi: Document isnormal.
12650 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12654 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
12655 optabs infrastructure. Provide generic implementation for
12657 (expand_builtin): Handle FINITE/ISFINITE.
12658 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
12659 (fold_builtin_1): Likewise.
12661 * builtins.def (BUILT_IN_ISFINITE): New.
12663 * doc/extend.texi: Document isfinite.
12665 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12668 PR middle-end/20558
12670 * builtins.c (expand_builtin_interclass_mathfn): Provide a
12671 generic fallback for isinf.
12672 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
12673 calculation code ...
12674 * real.c (get_max_float): ... to here.
12675 * real.h (get_max_float): New.
12677 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12679 PR middle-end/32668
12681 * builtin-attrs.def (ATTR_TYPEGENERIC,
12682 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
12684 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
12685 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
12686 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
12687 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
12689 * c-common.c (handle_type_generic_attribute): New.
12690 (c_common_attribute_table): Add "type generic".
12692 * c-typeck.c (convert_arguments): Handle "type generic" functions.
12694 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
12696 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
12697 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
12700 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
12703 * config/cris/cris.c (cris_print_index): Don't use XEXP before
12704 checking that the operand is an expression.
12706 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
12707 Danny Smith <dannysmith@users.sourceforge.net>
12710 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12711 file mapping object in local namespace if Windows version later
12714 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12716 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
12717 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12718 arm_cannot_force_const_mem.
12719 (arm_cannot_force_const_mem): New function.
12720 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
12721 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
12722 of arm_tls_referenced_p.
12723 * config/arm/arm.md (movsi): Split out-of-section constants when
12724 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12725 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12727 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12729 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
12731 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12733 * config/mips/mips.md (*extendqihi2): Convert the destination
12736 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12738 * config/pa/fptr.c: Update license header.
12739 * config/pa/milli64.S: Likewise.
12741 2007-07-17 Nick Clifton <nickc@redhat.com>
12743 * COPYING_v3: New file. Contains version 3 of the GNU General
12745 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
12746 Lesser General Public License.
12747 * doc/include/gpl_v3.texi: New file. Contains version 3 of
12748 the GNU General Public License.
12750 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12752 PR rtl-optimization/32773
12753 * cfglayout.c (force_one_exit_fallthru): New function.
12754 (cfg_layout_finalize): Use it.
12756 2007-07-16 Richard Guenther <rguenther@suse.de>
12757 Uros Bizjak <ubizjak@gmail.com>
12759 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
12760 before forcing it to gimple operand.
12762 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12763 David Ung <davidu@mips.com>
12765 * config/mips/mips.h (TUNE_24K): Define.
12766 (TUNE_MACC_CHAINS): Add TUNE_24K.
12767 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
12769 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
12770 (r74k_int_madd): .. this new reservation.
12771 (define_bypass): Fixed bypasses for r74k_int_madd to use
12772 mips_linked_madd_p.
12773 * config/mips/24k.md (define_bypass): Define new
12774 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
12776 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12777 Nigel Stephens <nigel@mips.com>
12779 * config/mips/mips.md: Include 20kc.md.
12780 * config/mips/20kc.md: New file.
12781 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
12782 (mips_adjust_cost): Tweak for 20Kc.
12783 (mips_issue_rate): Likewise.
12784 * config/mips/mips.h (TUNE_20KC): Define.
12786 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12788 * config/rs6000/rs6000.c (struct processor_cost): Add
12789 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12791 (*_cost): Add cache information.
12792 (rs6000_override_options): Set cache parameters.
12794 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12797 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12798 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12800 2007-07-16 Paul Brook <paul@codesourcery.com>
12803 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12804 (cirrus_thumb2_movsi_insn): Ditto.
12806 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12808 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12809 CR2_REGNO to R_CR2.
12811 2007-07-15 Andrew Haley <aph@redhat.com>
12813 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12814 before looking in the context.
12816 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12818 PR middle-end/32398
12819 PR middle-end/32769
12820 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12821 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12822 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12823 (pa_output_function_prologue): Use rp_saved and
12824 current_function_is_leaf to generate .CALLINFO statement.
12825 (hppa_expand_prologue): Set rp_saved.
12826 (hppa_expand_epilogue): Use rp_saved.
12827 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12828 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12830 2007-07-14 Dirk Mueller <dmueller@suse.de>
12832 * omega.c (coalesce): Fix memory leak on early exit.
12833 * matrix-reorg.c (check_allocation_function): Likewise.
12834 * tree-vect-transform.c (vect_get_new_vect_var): free result
12836 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12837 pass pointer to edge vector
12838 (partition_hot_cold_basic_blocks): Fix memory leak.
12839 * collect2.c (prefix_from_string): Free temporary storage.
12840 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12842 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12844 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12845 (DO_GLOBAL_DTORS_BODY): Likewise.
12847 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12848 Nigel Stephens <nigel@mips.com>
12850 * config/mips/mips.c (mips_classify_symbol): Don't return
12851 SYMBOL_SMALL_DATA for constant pool addresses if
12852 TARGET_EMBEDDED_DATA is true.
12854 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12856 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12857 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12858 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12859 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12860 __builtin_ia32_storehps, __builtin_ia32_storelps,
12861 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12862 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12863 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12864 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12865 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12866 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12867 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12868 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12869 using def_builtin_const.
12871 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12873 PR tree-optimization/32705
12874 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12875 (simplify_binary_expression): Use SSA_VAL consistently.
12877 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12879 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12880 (SPEFSCR_REGNO): Delete definition.
12881 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12882 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12883 * config/rs6000/rs6000.h: Do not define *_REGNO.
12884 LINK_REGISTER_REGNUM -> LR_REGNO.
12885 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12886 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12887 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12888 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12889 R_VRSAVE, R_VSCR. Use them.
12890 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12891 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12892 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12893 * config/rs6000/aix.h: Define R_LR. Use it.
12895 2007-07-13 Caroline Tice <ctice@apple.com>
12897 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12898 flag_var_tracking is explicitly turned off (i.e. when variable
12899 tracking is not feasible); otherwise, turn flag_var_tracking on when
12900 flag_var_tracking_uninit is on.
12901 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12902 note definitions, to allow recording of initialization status in the
12904 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12905 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12906 determine if two note locations are equal.
12907 (output_loc_list): Don't output list entries whose start & end labels
12909 (reg_loc_descriptor): Add parameter for initialization status; pass it
12910 to other loc descriptor functions.
12911 (one_reg_loc_descriptor): Add parameter for initialization status;
12912 check its value and add DW_OP_GNU_uninit to returned loc descr if
12914 (multiple_reg_loc_descriptor): Add parameter for initialization
12916 pass init status argument to other loc descriptor functions; check
12917 value of intialization parameter and add DW_OP_GNU_uninit to returned
12918 loc descr if appropriate.
12919 (based_loc_descr): Add parameter for initialization status; add new
12920 variable for return value; check value of initialization parameter and
12921 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12922 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12923 pass init status argument to other loc descriptor functions; check
12924 value of intialization parameter and add DW_OP_GNU_uninit to returned
12925 loc descr if appropriate.
12926 (mem_loc_descriptor): Likewise.
12927 (concat_loc_descriptor): Likewise.
12928 (concatn_loc_descriptor): Likewise.
12929 (loc_descriptor): Add parameter for initialization status; pass it as
12930 argument to other loc descriptor function calls.
12931 (loc_descriptor_from_tree_1): Add appropriate initialization status
12932 to loc descriptor function calls.
12933 (add_location_or_const_value_attribute): Get initialization status
12934 from VAR_LOCATION note; add initialization status to loc descriptor
12936 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12937 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12938 status is uninitialized, add "[uninint]" to output.
12939 * common.opt (fvar-tracking-uninit): New option, similar to
12940 fvar-tracking, to turn on tracking of uninitialized variables; creates
12941 a new global flag, flag_var_tracking_uninit.
12942 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12943 (enum var_init_status): New type, for var initialization status field.
12944 * var-tracking.c (struct location_chain_def): Two new fields, init,
12945 for initialization status, and set_src for the assignment value expr.
12946 (unshare_variable): New parameter for initialization status;
12947 initialize new init and set_src fields.
12948 (var_reg_set): New parameters for initialization status and value;
12949 pass them to set_variable_part.
12950 (var_mem_set): Likewise.
12951 (get_init_value): New function.
12952 (var_reg_delete_and_set): New initialization status & value
12953 parameters; add call to get_init_value if status is unknown; pass new
12954 parameters to clobber_variable_part and var_reg_set.
12955 (var_mem_delete_and_set): Likewise.
12956 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12957 (var_mem_delete): Likewise.
12958 (variable_union): Pass status to unshare_variable; initialize new init
12959 and set_src fields. If flag_var_tracking_uninit is not set, force
12960 status to initialized.
12961 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12962 used later to get the set_src value.
12963 (find_src_status): New function.
12964 (find_src_set_src): New function.
12965 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12966 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12967 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12968 and var_mem_delete_and_set.
12969 (dump_variable): Print out "[uninit]" if appropriate.
12970 (set_variable_part): Add new initialization and set_src parameters;
12971 pass status to unshare_variable; set node->init and node- >set_src
12972 fields and modify slot in hash table appropriately; save the init and
12973 set_src values if appropriate and assign to the new node.
12974 (clobber_variable_part): New set_src parameter; if two nodes have
12975 same variable and same location but different set_src (assignment)
12976 values, clobber old node.
12977 (delete_variable_part): Pass init status to unshare_variable.
12978 (emit_note_insn_var_location): Add initialized var; assign var's init
12979 status to new 'initialized'; pass new init status field to calls to
12980 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12981 status to initialized.
12982 (emit_notes_in_bb): Pass initialization status to calls to
12983 var_reg_set, var_mem_set, var_reg_delete_and_set and
12984 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12985 var_reg_delete_and_set and var_mem_delete_and_set; call
12986 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12987 make up for change in add_stores.
12988 (vt_add_function_parameters): Add status to calls to
12990 * config/darwin.c (darwin_override_options): Turn on uninitialized
12991 tracking automatically, if var_tracking is on and the system is
12994 2007-07-13 Sa Liu <saliu@de.ibm.com>
12996 * config.gcc: Add options for arch and tune on SPU.
12997 * config/spu/predicates.md: Add constant operands 0 and 1.
12998 * config/spu/spu-builtins.def: Add builtins for double precision
12999 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
13000 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
13002 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
13004 * config/spu/spu-protos.h: Add new function prototypes.
13005 * config/spu/spu.c (spu_override_options): Check options -march and
13007 (spu_comp_icode): Add comparison code for DFmode and vector mode.
13008 (spu_emit_branch_or_set): Use the new code for DFmode and vector
13010 (spu_const_from_int): New. Create a vector constant from 4 ints.
13011 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
13012 (spu_emit_vector_compare): New. Emit vector compare.
13013 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
13014 * config/spu/spu.h: Add options -march and -mtune. Define processor
13015 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
13016 CANONICALIZE_COMPARISON.
13017 * config/spu/spu.md: Add new insns for double precision compare
13018 and double precision vector compare. Add vcond and smax/smin patterns
13019 to enable DFmode vector conditional expression.
13020 * config/spu/spu.opt: Add options -march and -mtune.
13021 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13022 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13023 both CELL and CELLEDP targets: spu_testsv.
13024 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13027 2007-07-13 Richard Guenther <rguenther@suse.de>
13029 PR tree-optimization/32721
13030 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13031 TREE_THIS_VOLATILE on the folded reference.
13032 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13033 if the array reference has TREE_THIS_VOLATILE set.
13035 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13038 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13040 2007-07-13 Andreas Schwab <schwab@suse.de>
13042 * gengtype-lex.l: Allow declarations to be indented.
13044 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13046 * ginclude/tgmath.h: New.
13047 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13048 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13049 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13050 * configure: Regenerate.
13052 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13054 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13055 correct index when setting register save state for xd
13058 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13060 * config/sh/sh.c (mark_use): Remove.
13062 2007-07-12 Paul Brook <paul@codesourcery.com>
13064 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13065 reg does not overlap return value.
13067 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13069 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13070 (set_expression_vuses): Ditto.
13071 (init_pre): Initialize expression_vuses.
13073 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13075 * config/i386/sse.md (storentdf, storentsf): New.
13077 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13079 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13081 * tree.c (build_decl_stat): Move code from here...
13082 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13083 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13084 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13085 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13086 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13089 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13090 Devang Patel <dpatel@apple.com>
13092 PR tree-optimization/25413
13093 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13094 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13095 * tree.h (contains_packed_reference): New.
13096 * expr.c (contains_packed_reference): New.
13097 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13098 (vect_enhance_data_refs_alignment): Call
13099 vector_alignment_reachable_p.
13100 * target.h (vector_alignment_reachable): New builtin.
13101 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13102 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13103 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13105 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13107 * target.h (builtin_vectorization_cost): Add new target builtin.
13108 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13109 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13110 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13111 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13112 uninitialized variables.
13113 * tree-vect-transform.c (cost_for_stmt): New function.
13114 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13115 using cost 1 for all scalar stmts. Be less conservative when
13116 estimating the number of prologue/epulogue iterations. Call
13117 targetm.vectorize.builtin_vectorization_cost. Return
13118 min_profitable_iters-1.
13119 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13120 initialization cost instead of TARG_VEC_STMT_COST. Use
13121 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13122 epilogue code. Fix epilogue cost computation.
13123 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13124 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13125 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13126 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13127 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13128 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13130 2007-07-12 Richard Guenther <rguenther@suse.de>
13132 * gimplify.c (gimplify_conversion): Make sure that the result
13133 from maybe_fold_offset_to_reference is trivially convertible
13134 to the desired type before doing the simplification.
13135 (gimplify_expr): Likewise.
13136 * fold-const.c (fold_binary): Use the correct types for
13137 building the simplified expression.
13139 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13141 PR rtl-optimization/32729
13142 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13143 that fallthru to exit.
13145 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13147 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13148 (symDTPOFF2reg): Likewise.
13150 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13152 PR tree-optimization/32663
13154 * tree.h (VALUE_HANDLE_VUSES): Remove.
13155 (struct tree_value_handle): Remove vuses.
13157 * tree-vn.c (create_value_handle_for_expr): Don't set
13158 VALUE_HANDLE_VUSES.
13160 * tree-ssa-pre.c (expression_vuses): New.
13161 (alloc_expression_id): Set up expression_vuses.
13162 (get_expression_vuses): New.
13163 (set_expression_vuses): Ditto.
13164 (clear_expression_ids): Modify for expression_vuses.
13165 (phi_translate_1): Ditto.
13166 (phi_translate_set): Ditto.
13167 (value_dies_in_block_x): Ditto
13168 (valid_in_sets): Ditto.
13169 (add_to_sets): Ditto.
13170 (find_existing_value_expr): Ditto.
13171 (create_value_handle_for_expr): Ditto.
13172 (make_values_for_stmt): Ditto.
13173 (vuse_equiv): Remove.
13175 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13177 * Makefile.in (mostlyclean): Remove object files.
13179 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13181 * toplev.c (no_new_pseudos): Deleted.
13182 * rtl.h (no_new_pseudos): Deleted.
13183 * tree-pass.h (pass_no_new_pseudos): Deleted.
13184 * passes.c (pass_no_new_pseudos): Deleted.
13185 * final.c (rest_of_clean_state): Removed no_new_pseudos.
13186 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
13187 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
13189 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
13190 * rtlhooks.c (gen_lowpart_general): Ditto.
13191 * optabs.c (prepare_operand): Ditto.
13192 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
13194 * modulo-sched.c (rest_of_handle_sms): Ditto.
13195 * see.c (rest_of_handle_see): Ditto.
13196 * ifcvt.c (if_convert): Ditto.
13197 (gate_handle_if_after_combine): Replaced no_new_pseudos with
13199 * init-regs.c (gate_initialize_regs): Deleted set of
13201 * lower-subreg.c (decompose_multiword_subregs): Ditto.
13202 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
13203 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
13205 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13208 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
13209 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
13210 (*vec_extractv2di_1_rex64): New insn pattern.
13212 2007-07-11 David Daney <ddaney@avtrex.com>
13214 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
13215 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
13216 for SIGNAL_UNWIND_RETURN_COLUMN.
13217 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
13218 (DWARF_FRAME_REGNUM): Rewrite.
13219 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
13221 2007-07-11 Nick Clifton <nickc@redhat.com>
13223 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
13224 delta and use gen_int_mode in place of GET_INT instead.
13226 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13228 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
13231 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
13233 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
13234 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
13236 * params.h (VERIFY_CANONICAL_TYPES): Remove.
13237 (USE_CANONICAL_TYPES): New.
13238 * doc/invoke.texi (verify-canonical-types): Remove.
13239 (use-canonical-types): Add.
13241 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13243 * config/spu/spu.c (spu_optimization_options): Remove setting of
13244 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13245 (spu_override_options): Move it here.
13247 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13249 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13250 * config/mips/mips.c (mips_cpu_info_table): Mention
13251 MIPS_ISA_LEVEL_SPEC in the comment.
13253 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13255 PR tree-optimization/32713
13256 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13258 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13260 PR middle-end/30482
13261 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13262 conditional to flag_isoc99.
13263 (c_common_init_options): Do it here, unconditionally.
13265 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13267 PR tree-optimization/32589
13268 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13269 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13270 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13271 predicate, extracted from...
13272 (set_rhs): ...here. Call it for the expression on entry.
13273 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13274 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13275 (simplify_binary_expression): Use valid_gimple_expression_p
13276 to validate the simplification.
13277 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13279 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13281 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13282 DWARF2_DEBUG on 32 bit target too.
13283 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13285 2007-07-11 Nick Clifton <nickc@redhat.com>
13287 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13288 version for 64-bit hosts.
13290 2007-07-10 David Daney <ddaney@avtrex.com>
13292 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13294 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13296 * config/mips/mips.c (mips_expand_synci_loop): New function.
13297 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13298 (UNSPEC_RDHWR): Same.
13299 (UNSPEC_SYNCI): Same.
13300 (UNSPEC_SYNC): Same.
13301 (clear_cache): New expand.
13305 (clear_hazard): Same.
13306 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13308 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13309 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13311 2007-07-10 Ian Lance Taylor <iant@google.com>
13313 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13316 2007-07-10 David Daney <ddaney@avtrex.com>
13318 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13319 * builtins.c (expand_builtin___clear_cache): New function.
13320 (expand_builtin): Call expand_builtin___clear_cache for
13321 BUILT_IN_CLEAR_CACHE case.
13322 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13323 * doc/md.texi (clear_cache): Document new instruction pattern.
13324 * testsuite/gcc.dg/builtins-64.c: New test.
13326 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13328 * config/cris/cris.md ("movsi"): Fix typo in last change.
13330 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13333 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13335 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13336 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13337 for FUNCTION_DECLs. Don't use align_functions_log if
13339 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13340 even for FUNCTION_DECLs.
13341 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13343 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13344 (DECL_FUNCTION_CODE): Update for new location and name of
13346 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13347 (struct tree_decl_common): Move 'align' and 'off_align' out
13348 of union, ensure they're still on a 32-bit boundary. Remove
13349 other fields in union 'u1'.
13350 (struct tree_function_decl): Add field 'function_code' replacing
13351 'u1.f' in tree_decl_common.
13352 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13353 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13354 (Variable Attributes): Cross-reference 'aligned' attribute
13355 to Function Attributes.
13356 * flags.h (force_align_functions_log): Delete.
13357 * toplev.c (force_align_functions_log): Delete.
13359 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13362 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13363 (*vec_concatv2di_rex): New insn pattern.
13365 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13368 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
13370 2007-07-10 Ian Lance Taylor <iant@google.com>
13372 Replace no_new_pseudos in backends.
13373 * rtl.h (can_create_pseudo_p): Define.
13374 * config/darwin.c (machopic_indirect_data_reference): Use
13375 can_create_pseudo_p () instead of no_new_pseudos.
13376 (machopic_indirect_data_reference): Likewise.
13377 (machopic_legitimize_pic_address): Likewise.
13378 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
13379 (alpha_emit_set_const_1): Likewise.
13380 (alpha_emit_set_const): Likewise.
13381 (alpha_emit_conditional_move): Likewise.
13382 (alpha_split_conditional_move): Likewise.
13383 * config/alpha/alpha.md (various splitters): Likewise.
13385 * config/arm/arm.c (legitimize_pic_address): Likewise.
13386 (arm_load_pic_register): Likewise.
13387 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
13388 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
13389 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
13390 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
13391 * config/cris/cris.md (movsi): Likewise.
13392 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
13393 (symGOTOFF2reg_hilo): Likewise.
13394 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
13395 * config/h8300/h8300.md (insv, extzv): Likewise.
13396 * config/i386/i386.c (ix86_expand_move): Likewise.
13397 (ix86_expand_vector_move): Likewise.
13398 (ix86_prepare_fp_compare_args): Likewise.
13399 (ix86_expand_carry_flag_compare): Likewise.
13400 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
13401 (tls_dynamic_gnu2_combine_32): Likewise.
13402 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
13403 * config/ia64/ia64.c (ia64_expand_move): Likewise.
13404 (ia64_expand_movxf_movrf): Likewise.
13405 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
13406 (m32c_split_move): Likewise.
13407 (m32c_expand_insv): Likewise.
13408 * config/m68k/m68k.md (movsi): Likewise.
13409 * config/mips/mips.c (mips_force_temporary): Likewise.
13410 (mips_split_symbol): Likewise.
13411 (mips_move_integer): Likewise.
13412 (mips_legitimize_const_move): Likewise.
13413 * config/mn10300/mn10300.md (movsi): Likewise.
13414 * config/pa/pa.c (emit_move_sequence): Likewise.
13415 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13416 (rs6000_got_register): Likewise.
13417 (create_TOC_reference): Likewise.
13418 (rs6000_machopic_legitimize_pic_address): Likewise.
13419 * config/rs6000/rs6000.md (add<mode>3): Likewise.
13420 (various splitters): Likewise.
13421 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
13422 (movsi_got): Likewise.
13423 * config/s390/s390.c (emit_symbolic_move): Likewise.
13424 * config/s390/s390.md (movhi, movqi): Likewise.
13425 (load_multiple, store_multiple): Likewise.
13426 * config/score/score.c (score_force_temporary): Likewise.
13427 * config/sh/sh.c (prepare_move_operands): Likewise.
13428 (prepare_cbranch_operands): Likewise.
13429 (emit_fpu_switch): Likewise.
13430 (fpscr_set_from_mem): Likewise.
13431 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
13432 (adddi3, subsi3): Likewise.
13433 (various splitters): Likewise.
13434 (divsi_inv_fp_combine): Likewise.
13435 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
13436 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
13438 * config/sh/predicates.md (xor_operand): Likewise.
13439 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
13440 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
13441 (movdi_pic_label_ref): Likewise.
13442 * config/spu/spu.c (spu_split_immediate): Likewise.
13443 * config/alpha/alpha.md (various splitters): Remove test
13444 !no_new_pseudos || reload_completed.
13445 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
13447 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13448 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13449 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13450 * config/score/score.c (th_output_mi_thunk): Likewise.
13451 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13452 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13454 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
13456 PR rtl-optimization/32664
13457 * mode-switching.c (create_pre_exit): Skip barrier insns.
13459 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13461 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
13462 force_gimple_operand_bsi.
13463 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
13464 rewrite_use_compare): Ditto.
13465 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
13467 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
13468 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
13469 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
13470 * tree-profile.c (prepare_instrumented_value,
13471 tree_gen_interval_profiler, tree_gen_pow2_profiler,
13472 tree_gen_one_value_profiler, tree_gen_ic_profiler,
13473 tree_gen_ic_func_profiler, tree_gen_average_profiler,
13474 tree_gen_ior_profiler): Ditto.
13475 * tree-ssa-reassoc.c (negate_value): Ditto.
13476 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
13477 Use force_gimple_operand_bsi.
13478 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13479 * tree-if-conv.c (add_to_dst_predicate_list,
13480 find_phi_replacement_condition): Ditto.
13481 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
13482 Call mark_symbols_for_renaming for new statements.
13483 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
13485 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13487 * cfghooks.c (remove_edge): New function.
13488 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
13490 * cfghooks.h (remove_edge): Declare.
13491 * cfg.c (remove_edge): Renamed to remove_edge_raw.
13492 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
13494 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
13496 * optabs.h: Added declaration for signbit_optab.
13497 * optabs.c: (init_optabs): Added initialization for signbit_optab.
13498 * genoptinit.c (optabs): Added entry for signbit insns.
13499 * builtins.c (expand_builtin_signbit): Added code to use a signbit
13500 insn, if available.
13501 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
13502 * config/s390/s390.md (signbit<mode>2): New expander.
13504 2007-07-09 Richard Guenther <rguenther@suse.de>
13506 PR middle-end/32698
13507 * fold-const.c (fold_plusminus_mult_expr): Move constant
13508 arguments second to allow decomposing.
13510 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
13513 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13515 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13516 Disregard DECL_FROM_INLINE.
13518 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13521 * doc/invoke.texi: Add ftree-reassoc flag.
13522 * common.opt (ftree-reassoc): New flag.
13523 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
13524 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
13526 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13528 PR tree-optimization/32681
13529 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
13530 saved in second_edge->aux when first_bb is a loop header.
13532 2007-07-09 Jan HUbicka <jh@suse.cz>
13534 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
13536 2007-07-09 Richard Guenther <rguenther@suse.de>
13538 * c-decl.c (start_function): Do not promote return type.
13540 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
13542 * function.c (do_warn_unused_parameter): Do not warn if
13543 TREE_NO_WARNING is set.
13545 2007-07-08 Andreas Schwab <schwab@suse.de>
13547 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
13549 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
13552 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13554 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13555 apply to assembly language, too.
13556 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13558 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
13560 Revert (note the sccvn portions are *not* reverted)
13561 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13563 Fix PR tree-optimization/23488
13565 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13567 * tree-flow-inline.h (get_value_handle): Ditto.
13568 * tree-ssa-pre.c (decl_vh_map): New.
13569 (decl_node_pool): New.
13570 (can_value_number_operation): Support DECL_P.
13571 (can_PRE_operation): Ditto.
13572 (create_expression_by_pieces): Ditto.
13573 (find_existing_value_expr): Modify to differnetiate between
13574 addressing and top level.
13575 (create_value_handle_for_expr): Handle DECL's.
13576 (poolify_tree): Ditto.
13577 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13578 (make_values_for_stmt): Handle DECL's properly.
13579 (init_pre): Reorg to not init useless things during FRE.
13581 * tree-flow.h: Include pointer-set.h.
13582 (decl_vh_map): Declare.
13583 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13585 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
13587 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
13588 the constraint description.
13589 * doc/md.texi: Update documentation of AVR constraints.
13591 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
13593 * auto-inc-dec.c, config/arm/arm.c,
13594 config/m32r/constraints.md, config/mips/mips.md,
13595 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
13596 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
13597 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
13598 typos. Follow spelling conventions.
13599 * doc/invoke.texi, doc/rtl.texi: Fix typos.
13601 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13602 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13604 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
13605 realloc_vuse): Remove.
13606 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
13609 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13611 Fix PR tree-optimization/23488
13613 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
13614 (try_to_simplify): Ditto.
13615 (visit_use): Ditto.
13616 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13618 * tree-flow-inline.h (get_value_handle): Ditto.
13619 * tree-ssa-pre.c (decl_vh_map): New.
13620 (decl_node_pool): New.
13621 (can_value_number_operation): Support DECL_P.
13622 (can_PRE_operation): Ditto.
13623 (create_expression_by_pieces): Ditto.
13624 (find_existing_value_expr): Modify to differnetiate between
13625 addressing and top level.
13626 (create_value_handle_for_expr): Handle DECL's.
13627 (poolify_tree): Ditto.
13628 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13629 (make_values_for_stmt): Handle DECL's properly.
13630 (init_pre): Reorg to not init useless things during FRE.
13632 * tree-flow.h: Include pointer-set.h.
13633 (decl_vh_map): Declare.
13634 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13636 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13638 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13639 apply to assembly language, too.
13640 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13642 2007-07-06 Ian Lance Taylor <iant@google.com>
13643 Zack Weinberg <zackw@panix.com>
13645 PR middle-end/32441
13646 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
13648 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13650 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
13651 (prefetch): Likewise if "pref" would be used.
13653 2007-07-06 Josh Conner <jconner@apple.com>
13655 PR middle-end/32602
13656 PR middle-end/32603
13657 * calls.c (store_one_arg): Handle arguments which are partially
13658 on the stack when detecting argument overlap.
13660 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
13662 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
13663 chosen during find_reloads.
13665 2007-07-06 Richard Guenther <rguenther@suse.de>
13667 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
13668 TYPE_ARG_TYPES for verification of argument types. Use
13669 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
13670 parameters as variable arguments.
13672 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
13674 * libgcc2.h (word_type): Type definition removed.
13675 (cmp_return_type, shift_count_type): Type definitions added.
13676 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13677 replaced with shift_count_type.
13678 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13680 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
13681 changed from word_type to Wtype.
13682 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13683 replaced with shift_count_type.
13684 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13686 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
13687 and libgcc_shift_count attribute added.
13688 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
13689 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
13690 (TARGET_INITIALIZER): New target hooks added.
13691 * targhooks.c (default_libgcc_cmp_return_mode,
13692 default_libgcc_shift_count_mode): Default implementations for the new
13693 target hooks added.
13694 * targhooks.h (default_libgcc_cmp_return_mode,
13695 default_libgcc_shift_count_mode): Function prototypes added.
13696 * target.h (struct gcc_target): Fields for the new target hooks added.
13697 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
13699 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
13702 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
13703 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
13705 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
13706 s390_libgcc_shift_count_mode): Functions added.
13707 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
13708 Target hooks defined.
13710 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13712 * config/mips/mips.c (compute_frame_size): Restore the original
13713 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
13714 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
13715 Document why the difference is needed.
13717 2007-07-06 Richard Guenther <rguenther@suse.de>
13719 * c-common.c (boolean_increment): Use correctly typed
13722 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13724 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
13725 the topmost argument register is not also included in the save mask.
13726 (mips16e_collect_argument_save_p): Take a pointer to the argument
13727 register, rather than a pointer to the number of arguments.
13728 (mips16e_collect_argument_saves): Only include argument saves
13729 that aren't in the register mask.
13731 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
13733 PR rtl-optimization/32450
13734 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
13735 to ensure that instructions are not moved into the prologue when
13736 profiling is on. Remove unused prologue_end variable.
13737 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
13738 as a scheduling barrier.
13740 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13743 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13744 Disregard DECL_FROM_INLINE.
13746 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
13748 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
13749 IORing with a constant.
13751 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
13753 PR rtl-optimization/32475
13754 * df-scan.c (df_def_record_1): Add a use of the stack pointer
13755 for every definition of the stack pointer.
13757 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
13759 * arm.c (vfp3_const_double_index): Copy signed results of
13760 REAL_VALUE_TO_INT into unsigned vars.
13762 2007-07-05 Richard Guenther <rguenther@suse.de>
13764 PR middle-end/32639
13765 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
13767 * tree-ssa.c (useless_type_conversion_p): Check canonical
13770 2007-07-05 Anatoly Sokolov <aesok@post.ru>
13772 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
13773 zero_extendhisi2): Change to define_insn_and_split.
13774 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
13776 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
13778 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
13779 pass_match_asm_constraints): New.
13780 * passes.c (init_optimization_passes): Add new pass.
13781 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13782 * function.h (struct function): Add has_asm_statement bit.
13783 (current_function_has_asm_statement): New.
13784 * tree-pass.h (pass_match_asm_constraints): New.
13786 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13788 * config/mips/mips.c (mips_file_start): Avoid declaration
13791 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13793 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13795 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13797 * rtl.def (NOTE): Change print format string to print
13798 operand 5 as a note insn name.
13800 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13801 David Ung <davidu@mips.com>
13803 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13804 * doc/invoke.texi: (MIPS Options): Document them.
13806 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13807 David Ung <davidu@mips.com>
13809 Add support for SmartMIPS ASE.
13811 * optabs.c (expand_binop_directly): New, broken out from...
13812 (expand_binop): Here. Make it try rotating in the other
13813 direction even when the second operand isn't constant.
13814 * config/mips/mips.md (*lwxs): New.
13815 * config/mips/mips.opt (msmartmips): New.
13816 * config/mips/mips.c (mips_lwxs_address_p): New.
13817 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13818 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13819 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13820 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13821 (ISA_HAS_LWXS): New.
13822 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13823 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13824 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13825 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13826 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13827 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13828 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13830 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13832 * tree-vectorizer.c (new_loop_vec_info): Initialize
13833 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13834 * tree-vectorizer.h (_loop_vec_info): Added new filed
13835 min_profitable_iters.
13836 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13837 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13838 * tree-vect-analyze.c (vect_analyze_operations): Set
13839 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13840 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13841 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13842 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13843 and prologue cost to after they are computed.
13844 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13845 TARG_VEC_STMT_COST.
13846 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13847 of creating vectors from scalars according to dt.
13848 (vect_model_store_cost): Likewise.
13849 (vectorizable_call): Use dt array instead of scalar dt. Call
13850 vect_model_simple_cost with additional argument dt.
13851 (vectorizable_assignment): Likewise.
13852 (vectorizable_operation): Likewise.
13853 (vectorizable_type_demotion): Likewise.
13854 (vectorizable_type_promotion): Likewise.
13855 (vectorizable_store): Use dt array instead of scalar dt. Call
13856 vect_model_store_cost with additional argument dt.
13857 (vect_do_peeling_for_loop_bound): Don't call
13858 vect_estimate_min_profitable_iters. Instead, lookup
13859 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13860 "may not be profitable".
13862 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13865 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13866 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13867 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13868 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13870 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13872 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13873 addressing modes cheaper.
13875 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13877 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13878 (dw_ranges_struct): Rename block_num to num. Adjust.
13879 (dw_ranges_by_label_struct): New.
13880 (ranges_by_label, ranges_by_label_allocated,
13881 ranges_by_label_in_use): New variables.
13882 (add_ranges_num): Factored most of the code out of...
13883 (add_ranges): ... this one. Rewrite in terms of the former.
13884 (add_ranges_by_labels): New.
13885 (output_ranges): Output by-label ranges.
13886 (dwarf2out_finish): Output range for multiple-section
13887 compile_unit. Output standard DW_AT_low_pc in addition to
13888 unexpected DW_AT_entry_pc.
13890 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13892 PR tree-optimization/32604
13893 PR tree-optimization/32606
13895 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13896 (compute_antic_safe): Removed.
13897 (ANTIC_SAFE_LOADS): Ditto.
13898 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13899 (execute_pre): Don't call compute_antic_safe.
13900 (vuse_equiv): New function.
13901 (make_values_for_stmt): Use it
13902 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13905 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13908 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13909 rather than a decl.
13910 (avr_attribute_table): Make "naked" attribute apply to function types
13911 rather than to decls.
13912 (avr_handle_fntype_attribute): New function.
13914 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13916 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13919 2007-07-04 David Ung <davidu@mips.com>
13920 Joseph Myers <joseph@codesourcery.com>
13922 * config/mips/mips.md (type): Add logical, signext and move.
13923 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13924 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13925 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13926 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13927 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13928 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13929 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13930 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13931 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13932 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13933 movv2sf_hardfloat_64bit): Use the new types.
13934 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13935 *movdf_softfloat, *movdf_mips16): Use "multi".
13936 (extendqihi2): Replace with a define_expand.
13937 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13938 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13939 * config/mips/74k.md (r74k_int_logical): New reservation and
13941 (r74k_int_arith): Remove "slt".
13942 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13943 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13944 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13945 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13946 reservations for "arith".
13948 2007-07-04 Richard Guenther <rguenther@suse.de>
13950 * tree-ssa.c (useless_type_conversion_p): Add handling for
13951 scalar float and vector types. Only call the types_compatible_p
13952 langhook for aggregate types as last resort. Follow the
13955 2007-07-04 Richard Guenther <rguenther@suse.de>
13957 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13958 the same as NOP_EXPR.
13960 2007-07-04 Nick Clifton <nickc@redhat.com>
13962 * target.h (struct gcc_target): Add target_help field.
13963 * target-def.h (TARGET_HELP): New.
13964 (TARGET_INITIALIZER): Use TARGET_HELP.
13965 * opts.c (command_handle_option): Invoke target_help function, if
13966 defined, when the user has specified --target-help on the command
13968 * doc/invoke.texi: Mention that --target-help might print
13969 additional information.
13970 * doc/tm.texi: Document TARGET_HELP hook.
13972 * arm.c (TARGET_HELP): Override default definition.
13973 (arm_target_help): New - display a wrapped list of cores and
13974 architectures supported.
13976 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13978 * config/v850/v850.c (expand_prologue): Make sure
13979 GEN_INT() argument is sign extended rather than zero extended.
13980 (expand_epilogue): Likewise.
13981 (output_move_double): Delete.
13982 * config/v850/v850-protos.h (output_move_double): Delete.
13983 * config/v850/v850.md (movdi): Delete.
13984 (*movdi_internal): Delete.
13986 (*movdf_internal): Delete.
13988 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13990 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13991 unless compiling RTP PIC.
13993 2007-07-04 Richard Guenther <rguenther@suse.de>
13995 PR tree-optimization/32482
13996 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13997 original ssa name if we didn't find a shift expression.
13998 Fix shift constant for bit zero test.
14000 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14002 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
14004 2007-07-04 Richard Sandiford <richard@codesourcery.com>
14006 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
14007 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
14008 * config/arm/vxworks.h (ASM_SPEC): Delete.
14009 (SUBTARGET_EXTRA_ASM_SPEC): Define.
14011 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14013 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
14014 (DDR_REVERSED_P): New.
14015 * tree-data-ref.c (initialize_data_dependence_relation,
14016 build_classic_dist_vector): Set DDR_REVERSED_P.
14018 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14020 PR middle-end/32457
14021 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14022 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14023 init_omega_for_ddr_1): Use non conservative number of iterations
14025 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14026 (analyze_siv_subscript): Remove FIXME and reinitialization of
14027 last_conflicts to chrec_dont_know.
14028 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14030 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14032 * tree.c (maybe_canonicalize_argtypes): Improve description.
14034 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14036 * tree.c (maybe_canonicalize_argtypes): New.
14037 (build_function_type): Set canonical type.
14038 (build_method_type_directly): Ditto.
14039 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14042 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14044 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14046 (rewrite_use_nonlinear_expr): Likewise.
14048 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14050 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14052 2007-07-04 Ben Elliston <bje@au.ibm.com>
14054 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14057 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14059 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14060 (Exception Handling): Likewise.
14062 2007-07-03 Jan Hubicka <jh@suse.cz>
14064 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14066 2007-07-03 Eric Christopher <echristo@apple.com>
14068 * doc/cppopts.texi: Add conflicting option note to -dM.
14069 * doc/invoke.texi: Add note about possible conflicts with
14070 -E for -dCHARS and note that -dM will not produce
14071 any results if there is no machine dependent reorg.
14073 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14075 * tree.h (DECL_ALIGN): Back out previous change.
14077 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14079 * configure.ac: Test for .dtprelword support on MIPS.
14080 * configure, config.in: Regenerate.
14081 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14082 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14084 2007-07-03 Julian Brown <julian@codesourcery.com>
14086 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14087 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14088 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14089 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14091 (all_fpus): Add FPUTYPE_VFP3.
14092 (fp_model_for_fpu): Add VFPv3 field.
14093 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14094 (vfp3_const_double_index): New function. Return integer index of
14095 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14097 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14098 and argument represents a valid RTX for a VFPv3 constant.
14099 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14101 (vfp_emit_fstmd): Similar, for fstmd.
14102 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14103 constants, represented as integer indices.
14104 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14105 VFP_REGNO_OK_FOR_DOUBLE macros.
14106 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14107 (arm_file_start): Set float-abi attribute for VFPv3, and output
14108 correct ".fpu" assembler directive.
14109 (arm_dbx_register_numbering): Add FIXME.
14110 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14111 (fputype): Add FPUTYPE_VFP3.
14112 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14113 (CALL_USED_REGISTERS): Likewise.
14114 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14115 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14116 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14117 (D7_VFP_REGNUM): New.
14118 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14119 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14120 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14121 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14122 (REG_ALLOC_ORDER): Adjust for VFPv3.
14123 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14124 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14125 VFP_LO_REGS, VFP_HI_REGS.
14126 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14127 (IS_VFP_CLASS): Define macro.
14128 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14130 (REGISTER_MOVE_COST): Likewise.
14131 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14132 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14133 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14134 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14135 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14136 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14137 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14138 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14139 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14140 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14141 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14142 where appropriate for single-word registers.
14143 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14144 As above. Fix type attributes.
14145 * config/arm/constraints.md (register_contraint "t"): Define.
14146 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14148 (register_constraint "x"): Define.
14149 (constraint "Dv"): Define.
14151 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14153 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14155 2007-07-03 Tom Tromey <tromey@redhat.com>
14157 * c-parser.c (objc_pq_context): Removed.
14158 (objc_need_raw_identifier): Likewise.
14159 (c_parser) <objc_pq_context>: New field.
14160 <objc_need_raw_identifier>: Likewise.
14161 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14162 (c_lex_one_token): Update.
14163 (c_parser_objc_protocol_definition): Update.
14164 (c_parser_objc_method_definition): Update.
14165 (c_parser_objc_methodproto): Update.
14166 (c_parser_declspecs): Update.
14168 2007-07-03 David Ung <davidu@mips.com>
14170 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14172 2007-07-03 David Ung <davidu@mips.com>
14173 Richard Sandiford <richard@codesourcery.com>
14175 * doc/invoke.texi: Document -march=74kf3_2.
14176 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14177 (TUNE_74K): Check for it.
14178 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14179 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
14180 * config/mips/mips.md (cpu): Add 74kf3_2.
14181 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
14182 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
14183 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
14184 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
14185 74kf3_2 to the CPU list.
14186 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
14187 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
14188 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
14189 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
14190 (r74kf3_2_fxfer_from_c1): New insn reservations.
14192 2007-07-03 Richard Sandiford <richard@codesourcery.com>
14193 David Ung <davidu@mips.com>
14195 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
14196 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
14197 and 74k[fx]. Document aliases for the new options.
14198 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
14199 (PROCESSOR_24KF2_1): ...this.
14200 (PROCESSOR_24KX): Rename to...
14201 (PROCESSOR_24KF1_1): ...this.
14202 (PROCESSOR_74KF): Rename to...
14203 (PROCESSOR_74KF2_1): ...this.
14204 (PROCESSOR_74KX): Rename to...
14205 (PROCESSOR_74KF1_1): ...this.
14206 (TUNE_74K): Update PROCESSOR_* names.
14207 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
14208 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
14209 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
14210 (mips_rtx_cost_data): Update processor names in comments.
14211 (mips_issue_rate): Update PROCESSOR_* names.
14212 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
14213 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
14214 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
14215 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
14216 Update cpu attribute names.
14217 (r24k_fpu_iss): Rename this reservation to...
14218 (r24kf2_1_fpu_iss): ...this and update all uses.
14219 (r24kx_fpu_iss): Rename this reservation to...
14220 (r24kf1_1_fpu_iss): ...this and update all uses.
14221 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
14222 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
14223 Update cpu attribute names.
14225 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
14227 * config/m32r/constraints.md: New file.
14228 * config/m32r/m32r.c: Include tm-constrs.h.
14229 (small_data_operand): Use satisfies_constraint_* instead of macro.
14230 (addr24_operand, gen_compare): Likewise.
14231 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
14232 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
14233 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14234 EXTRA_CONSTRAINT): Likewise.
14235 * config/m32r/m32r.md: Include constraints.md.
14236 (*movsi_insn): Use satisfies_constraint_* instead of macro.
14237 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
14238 * config/m32r/predicates.md (conditional_move_operand): Likewise.
14239 (two_insn_const_operand, int8_operand, uint16_operand,
14240 reg_or_int16_operand, reg_or_uint16_operand,
14241 reg_or_cmp_int16_operand, cmp_int16_operand,
14242 seth_add3_operand): Likewise.
14244 2007-07-03 Eric Christopher <echristo@gmail.com>
14246 * libgcc2.h: Conditionally declare __bswapsi2 and
14249 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14251 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14254 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14257 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14258 (__gthrw_pragma): Provide default definition.
14259 (__gthrw2): Use it.
14260 * gthr-posix.c (__gthrw_pragma): Define.
14262 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14264 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14265 before declaring inequality.
14267 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14269 * combine.c (recog_for_combine): Log the success or failure of
14270 matching new insn patterns against the machine description in
14273 2007-07-03 Revital Eres <eres@il.ibm.com>
14275 * ddg.c (print_sccs): New function.
14276 (check_sccs): New function.
14277 (create_ddg_all_sccs): Use it.
14278 * ddg.h (print_sccs): Declare.
14279 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14281 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14283 * targhooks.h (default_mode_for_suffix): New function declaration.
14284 * targhooks.c (default_mode_for_suffix): New default target hook.
14285 * target.h (struct c): New structure in the targetm struct.
14286 (mode_for_suffix): New target hook as part of struct c.
14287 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14288 default_mode_for_suffix.
14289 (TARGET_C): New define.
14290 * c-lex.c: Include "target.h".
14291 (interpret_float): Use targetm.c.mode_for_suffix to determine
14292 the mode for a given non-standard suffix.
14293 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14295 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14296 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14298 * doc/extend.texi (Floating Types): New node. Document __float80 and
14299 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14301 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14304 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14305 predicate instead of target_operand.
14306 (divsi3_i1_media, divsi3_media_2): Likewise.
14308 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14310 * tree.h (alias_sets_might_conflict_p): Rename into
14311 alias_sets_must_conflict_p.
14312 * alias.c (alias_sets_might_conflict_p): Likewise.
14313 (alias_sets_conflict_p): Use it.
14314 (objects_must_conflict_p): Likewise.
14315 * c-common.c (strict_aliasing_warning): Adjust.
14317 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14319 * rtlhooks.c (gen_lowpart_if_possible): Check for
14320 invalid subreg before calling gen_lowpart_SUBREG.
14322 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14324 * config/darwin9.h: Add copyright notice.
14325 (LINK_COMMAND_SPEC): Add comment.
14326 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14327 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14328 DARWIN_LIBSYSTEM_HAS_UNWIND.
14330 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14333 * omp-low.c (check_combined_parallel): New function.
14334 (lower_omp_parallel): Call it via walk_stmts, set
14335 OMP_PARALLEL_COMBINED if appropriate.
14336 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14337 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14338 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14339 don't consider it as combined parallel.
14341 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14343 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14344 (gcc_tooldir): Likewise.
14345 * configure: Regenerate.
14346 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14347 old configure.ac gcc_tooldir setting.
14348 (prefix_to_exec_prefix): New variable.
14349 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14350 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14352 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14354 Fix PR tree-optimization/32583
14355 Fix PR tree-optimization/32584
14356 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14357 (phi_translate_set): Use phi_translate directly now.
14358 (make_values_for_stmt): Don't value number RHS if we already know
14361 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14362 Jim Wilson <wilson@specifix.com>
14365 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14368 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
14369 Richard Sandiford <richard@codesourcery.com>
14370 Nigel Stephens <nigel@mips.com>
14372 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
14373 (mips16e_output_save_restore): Declare.
14374 (mips16e_save_restore_pattern_p): Likewise.
14375 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
14376 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
14377 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
14378 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
14379 (BITSET_P): New global macro, extracted from...
14380 (mips_for_each_saved_reg): ...here.
14381 (mips16e_save_restore_info): New struct.
14382 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
14383 (mips16e_save_restore_regs): New variable.
14384 (mips_split_plus, mips16e_find_first_register): New functions.
14385 (mips16e_mask_registers): New function.
14386 (compute_frame_size): Expand the commentary before the function.
14387 Enforce the MIPS16e save and restore register range restrictions.
14388 Pad the general register save area at the low end.
14389 (mips16e_save_restore_reg, mips16e_build_save_restore)
14390 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
14391 (mips16e_output_save_restore, mips16e_collect_propagate_value)
14392 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
14394 (mips_expand_prologue, mips_expand_epilogue): Handle
14395 GENERATE_MIPS16E_SAVE_RESTORE.
14396 * config/mips/mips.md (*mips16e_save_restore): New pattern.
14398 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
14400 PR tree-optimization/31966
14401 PR tree-optimization/32533
14402 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
14403 "basic_block" description as its third argument. Update function
14404 calls to get destination bb from "edge" argument. Save "cond" into
14405 aux field of the edge. Update prototype for changed arguments.
14406 (if_convertible_loop_p): Clear aux field of incoming edges if bb
14408 (find_phi_replacement_condition): Operate on incoming edges, not
14409 on predecessor blocks. If there is a condition saved in the
14410 incoming edge aux field, AND it with incoming bb predicate.
14411 Return source bb of the first edge.
14412 (clean_predicate_lists): Clean aux field of outgoing node edges.
14413 (tree_if_conversion): Do not initialize cond variable. Move
14414 variable declaration into the loop.
14415 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
14416 initializations of new_stmt, arg0 and arg1 variables.
14418 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14420 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
14421 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
14423 2007-07-02 Richard Guenther <rguenther@suse.de>
14425 * tree-ssa.c (useless_type_conversion_p): Document
14426 future intent as defining the middle-end type system.
14427 Re-structure to call langhook last, group by type class,
14428 mark questionable parts.
14430 2007-07-02 Richard Guenther <rguenther@suse.de>
14432 * tree-flow.h (types_compatible_p): Declare.
14433 * tree-ssa.c (types_compatible_p): New function.
14434 * ipa-type-escape.c (discover_unique_type): Use
14435 types_compatible_p instead of lang_hooks.types_compatible_p.
14436 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14437 * tree-vn.c (expressions_equal_p): Likewise.
14438 * tree.c (fields_compatible_p): Likewise.
14439 * tree-ssa-dom.c (avail_expr_eq): Likewise.
14440 (cprop_operand): Use useless_type_conversion_p instead of
14441 lang_hooks.types_compatible_p.
14442 * tree-inline.c (setup_one_parameter): Likewise.
14443 (declare_return_variable): Likewise.
14444 * tree-nrv.c (tree_nrv): Likewise.
14445 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14446 (maybe_fold_offset_to_component_ref): Likewise.
14447 (maybe_fold_offset_to_reference): Likewise.
14448 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14449 (merge_alias_info): Likewise.
14450 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14451 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14452 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14453 * tree-tailcall.c (find_tail_calls): Likewise.
14454 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14455 * gimplify.c (canonicalize_addr_expr): Likewise.
14456 (fold_indirect_ref_rhs): Likewise.
14457 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
14458 (cpt_same_type): Likewise.
14459 (check_pointer_types_r): Swap parameters to cpt_same_type
14461 * fold-const.c (fold_convert): Revert fix for PR15988.
14462 * tree-inline.c (setup_one_parameter): Instead fix it here by
14463 using fold_build1 instead of fold_convert and checking for
14464 error_mark_node. Convert only if the conversion is necessary.
14466 2007-07-02 Joseph Myers <joseph@codesourcery.com>
14468 * configure.ac: Check for .gnu_attribute on Power.
14469 * configure: Regenerate.
14470 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
14471 attribute for floating-point ABI.
14473 2007-07-02 Ira Rosen <irar@il.ibm.com>
14475 PR tree-optimization/32230
14476 PR tree-optimization/32477
14477 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
14478 address is a constant.
14480 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14482 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
14483 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
14484 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
14485 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
14486 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
14487 64-bit targets. Add support for *-elfoabi*.
14488 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
14489 different settings if $(tm_defines) does not select the EABI.
14490 (MULTILIB_EXCLUSIONS): Define in those circumstances.
14491 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
14492 (MIPS_ARCH_OPTION_SPEC): Likewise.
14493 (MIPS_ISA_LEVEL_SPEC): Likewise.
14494 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
14495 * config/mips/elfoabi.h: New file.
14497 2007-07-02 Richard Guenther <rguenther@suse.de>
14499 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
14500 (useless_type_conversion_p): ... this.
14501 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
14502 (useless_type_conversion_p): ... this.
14503 * builtins.c (fold_builtin_memory_op): Rename
14504 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
14505 * tree-cfg.c (verify_expr): Likewise.
14506 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
14507 * tree-ssa-ccp.c (ccp_fold): Likewise.
14508 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14509 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
14510 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14511 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
14512 * tree-ssa-pre.c (eliminate): Likewise.
14513 * tree-ssa.c (delete_tree_ssa): Likewise.
14514 (tree_ssa_useless_type_conversion): Likewise.
14515 * tree.c (build2_stat): Likewise.
14517 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14519 Fix PR tree-optimization/32571
14520 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
14523 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14525 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
14526 and other expected operations explicitly, change default to
14529 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14531 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
14533 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
14534 (tls_load_dot_plus_eight): Move the label number into the unspec.
14535 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
14537 2007-07-01 Andreas Schwab <schwab@suse.de>
14539 * dwarf2out.c (initial_return_save): Define only if used.
14541 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
14543 Unreverting Richard's Revert of:
14545 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14547 * dce.c (deletable_insn_p_1): New function, split out from...
14548 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14549 specially, not those inside PARALLELs. Remove BODY argument
14550 and adjust recursive call accordingly.
14551 (prescan_insns_for_dce): Update call to delete_insn_p.
14553 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
14554 Revital Eres <eres@il.ibm.com>
14556 * ddg.c (create_ddg_all_sccs): Fix missed
14557 initialization of scc_nodes.
14559 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
14561 PR middle-end/32559
14562 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
14563 X + ~X to 1 only for INTEGRAL_TYPE_P type.
14565 2007-06-30 Joseph Myers <joseph@codesourcery.com>
14567 * configure.ac: Check for .gnu_attribute on MIPS.
14568 * configure, config.in: Regenerate.
14569 * config/mips/mips.c (mips_file_start): If supported, output
14570 attribute for floating-point ABI.
14572 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14575 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14576 (ffs_cmove): New expander to expand using ctz pattern.
14577 (*ffs_cmove): Remove pattern.
14578 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14579 (ffsdi2): Expand using ctz pattern.
14580 (*ffs_rex64): Remove pattern.
14582 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14584 PR rtl-optimization/32296
14585 * pa.md (return): Delete pattern.
14586 (return_internal): Remove "(const_int 1)" from pattern.
14587 (epilogue): Use return_internal pattern for trivial returns.
14588 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
14589 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
14591 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14593 * tree-ssa-pre.c (is_exception_related): New function
14594 (can_value_number_operation): Use it.
14596 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14598 Fix PR tree-optimization/32540
14599 Fix PR tree-optimization/31651
14601 * tree-ssa-sccvn.c: New file.
14603 * tree-ssa-sccvn.h: Ditto.
14605 * tree-vn.c: Include tree-ssa-sccvn.h
14606 (val_expr_paid_d): Removed.
14607 (value_table): Ditto.
14608 (vn_compute): Ditto.
14609 (val_expr_pair_hash): Ditto.
14610 (val_expr_pair_expr_eq): Ditto.
14611 (copy_vuses_from_stmt): Ditto.
14612 (vn_delete): Ditto.
14614 (shared_vuses_from_stmt): Ditto.
14615 (print_creation_to_file): Moved up.
14616 (sort_vuses): Ditto.
14617 (sort_vuses_heap): Ditto.
14618 (set_value_handle): Make non-static.
14619 (make_value_handle): Ditto.
14620 (vn_add): Rewritten to use sccvn lookups.
14621 (vn_add_with_vuses): Ditto.
14622 (vn_lookup): Ditto (and second argument removed).
14623 (vn_lookup_with_vuses): Ditto.
14624 (vn_lookup_or_add): Ditto (and second argument removed);
14625 (vn_lookup_or_add_with_vuses): Ditto.
14626 (vn_lookup_with_stmt): New.
14627 (vn_lookup_or_add_with_stmt): Ditto.
14628 (create_value_handle_for_expr): Ditto.
14630 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
14631 (seen_during_translate): New function.
14632 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
14633 (phi_trans_add): Ditto.
14634 (constant_expr_p): FIELD_DECL is always constant.
14635 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
14636 Use constant_expr_p.
14637 Avoid infinite recursion on mutually valued expressions.
14638 Change callers of vn_lookup_or_add.
14639 (phi_translate): New function.
14640 (compute_antic_safe): Allow phi nodes.
14641 (create_component_ref_by_pieces): Update for FIELD_DECL change.
14642 (find_or_generate_expression): Rewrite slightly.
14643 (create_expression_by_pieces): Updated for vn_lookup_or_add
14645 Update VN_INFO for new names.
14646 (insert_into_preds_of_block): Update for new names.
14647 (add_to_exp_gen): New function.
14648 (add_to_sets): Use vn_lookup_or_add_with_stmt.
14649 (find_existing_value_expr): Rewrite to changed vn_lookup.
14650 (create_value_expr_from): Ditto, and use add_to_exp_gen.
14651 (try_look_through_load): Removed.
14652 (try_combine_conversion): Ditto.
14653 (get_sccvn_value): New function.
14654 (make_values_for_phi): Ditto.
14655 (make_values_for_stmt): Ditto.
14656 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
14658 (init_pre): Update for SCCVN changes.
14660 (execute_pre): Ditto.
14662 * tree-flow.h (make_value_handle): Declare.
14663 (set_value_handle): Ditto.
14664 (sort_vuses_heap): Ditto.
14665 (vn_lookup_or_add_with_stmt): Ditto.
14666 (vn_lookup_with_stmt): Ditto.
14667 (vn_compute): Remove.
14669 (vn_delete): Ditto.
14670 (vn_lookup): Update arguments.
14672 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
14673 (tree-vn.o): Ditto.
14674 (tree-ssa-sccvn.o): New.
14675 (OBJS-common): Add tree-ssa-sccvn.o
14677 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14680 * c-typeck.c (build_external_ref): Don't mark as used if called
14682 * calls.c (rtx_for_function_call): Likewise.
14684 2007-06-30 Richard Sandiford <richard@codesourcery.com>
14688 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14690 * dce.c (deletable_insn_p_1): New function, split out from...
14691 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14692 specially, not those inside PARALLELs. Remove BODY argument
14693 and adjust recursive call accordingly.
14694 (prescan_insns_for_dce): Update call to delete_insn_p.
14696 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
14698 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
14699 (try_combine): Move potential calls to undo_all() so they happen
14700 before we commit to using the combined insns.
14702 2007-06-30 Jan Hubicka <jh@suse.cz>
14704 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
14707 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
14709 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
14710 (cgraph_remove_unreachable_nodes): Likewise.
14711 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
14712 * ipa-inline.c (update_caller_keys): Cast according to the coding
14714 (cgraph_decide_recursive_inlining): Likewise.
14715 (cgraph_decide_inlining_of_small_function): Likewise.
14716 (try_inline): Likewise.
14717 (cgraph_decide_inlining_incrementally): Likewise.
14718 * ipa-pure-const.c (get_function_state): Likewise.
14719 (scan_function): Likewise.
14720 (analyze_function): Likewise.
14721 (static_execute): Likewise.
14722 * ipa-reference.c (scan_for_static_refs): Likewise.
14723 (merge_callee_local_info): Likewise.
14724 (analyze_function): Use type safe memory macros.
14725 (static_execute): Likewise. Cast according to the coding conventions.
14726 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
14728 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
14730 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
14731 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
14734 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14736 PR middle-end/30024
14737 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
14738 for complex modes (both int and real).
14740 2007-06-29 Jan Hubicka <jh@suse.cz>
14742 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
14744 2007-06-29 Jan Hubicka <jh@suse.cz>
14746 PR middle-end/32372
14747 * cse.c (cse_insn): Avoid invalid sharing in between register note and
14750 2007-06-29 Anatoly Sokolov <aesok@post.ru>
14753 * config/avr/avr.c: Include dataflow header file.
14754 (expand_prologue): Adjust for prologue insn change.
14755 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
14758 2007-06-29 Richard Guenther <rguenther@suse.de>
14760 PR middle-end/32493
14761 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
14762 during type verification.
14764 2007-06-29 Jan Hubicka <jh@suse.cz>
14766 * recog.c (validate_change_rtx_1): Unshare TO argument.
14768 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
14770 PR tree-optimization/24659
14771 * tree-vect-transform.c (vectorizable_call): Handle
14772 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14774 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
14775 * config/i386/i386.c (enum ix86_builtins)
14776 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
14777 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
14779 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
14780 const using def_builtin_const.
14781 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
14782 input operands in the same modes as the result.
14783 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14785 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14787 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14788 (df_set_dead_notes_for_mw): Likewise.
14790 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14792 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14794 2007-06-28 DJ Delorie <dj@redhat.com>
14796 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14798 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14800 * doc/invoke.texi (C++ Dialect Options): Document
14801 fvisibility-ms-compat.
14802 * c.opt (fvisibility-ms-compat): New.
14804 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14807 * tree-affine.c (aff_combination_add_elt): Handle
14808 pointer addition specially.
14810 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14812 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14813 decl is non-external for AIX ABI.
14815 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14817 * config/rs6000/predicates.md (current_file_function_operand):
14818 Ensure the symbol is non-external for AIX ABI.
14820 2007-06-28 Nick Clifton <nickc@redhat.com>
14822 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14823 (fdce, fdse, fpredictive-commoning): Likewise.
14825 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14828 * gcc.c (process_command): Recognize the new -static-libgfortran
14831 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14834 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14835 Use a call clobbered hard reg instead of a pseudo reg.
14837 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14839 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14841 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14844 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14845 REG_LIBCALL and REG_RETVAL notes.
14846 (divsi3, mulsi3): Likewise.
14847 (mulhisi3): Likewise. Use emit_libcall_block.
14848 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14850 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14852 PR rtl-optimization/32481
14853 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14855 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14857 * dce.c (deletable_insn_p_1): New function, split out from...
14858 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14859 specially, not those inside PARALLELs. Remove BODY argument
14860 and adjust recursive call accordingly.
14861 (prescan_insns_for_dce): Update call to delete_insn_p.
14863 2007-06-27 Richard Guenther <rguenther@suse.de>
14865 PR middle-end/32492
14866 * tree.h (fold_convertible_p): Declare.
14867 * fold-const.c (fold_convertible_p): New function.
14868 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14869 instead of lang_hooks.types_compatible_p.
14871 2007-06-26 Jan Hubicka <jh@suse.cz>
14873 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14874 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14875 early use validate_unshare_change.
14876 (reload_combine): Likewise.
14877 * recog.c (change_t): New field unshare.
14878 (validate_change_1): Rename from validate_change; add argument unshare.
14879 (validate_change): Turn into wrapper of validate_change_1; update
14880 prototype for bools.
14881 (validate_unshare_change): New.
14882 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14883 calls of df_insn_rescan.
14884 * recog.h (validate_change): Replace ints by bools.
14885 (validate_unshare_change): Declare.
14887 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14889 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14891 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14893 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14895 2007-06-25 Jan Hubicka <jh@suse.cz>
14897 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14899 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14900 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14901 places other call site specific checks are performed.
14903 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14906 * tree-vect-transform.c (vectorizable_operation): Convert
14907 POINTER_PLUS_EXPR over to PLUS_EXPR.
14909 2007-06-25 Chao-ying Fu <fu@mips.com>
14911 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14912 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14913 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14914 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14916 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14917 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14918 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14919 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14920 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14921 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14922 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14923 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14924 ALL_FIXED_POINT_MODE_P): New define.
14925 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14927 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14929 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14930 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14931 MODE_VECTOR_UACCUM): New mode classes.
14933 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14934 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14935 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14938 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14939 (blank_mode): Initialize ibit and fbit.
14940 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14941 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14943 (new_adjust): Change required_class to required_class_from and
14944 required_class_to for testing within a range.
14945 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14946 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14947 MODE_VECTOR_UACCUM.
14948 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14949 (make_fixed_point_mode): New.
14950 (_ADD_ADJUST): Change C to C1 and C2.
14951 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14952 use a range for machine classes.
14953 (ADJUST_IBIT, ADJUST_FBIT): New.
14954 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14956 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14957 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14958 Emit adjustment for ibit and fbit.
14959 (emit_mode_ibit, emit_mode_fbit): New.
14960 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14962 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14964 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14965 as the source of the set.
14967 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14969 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14970 FP_REGNO_P): Use IN_RANGE.
14971 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14972 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14973 (DATA_REG_P): Use DATA_REGNO_P.
14974 (FP_REG_P): Use FP_REGNO_P.
14975 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14976 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14977 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14979 2007-06-24 Jan Hubicka <jh@suse.cz>
14981 PR middle-end/30563
14982 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14984 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14986 PR middle-end/32461
14987 * fold-const.c (fold_binary): Strip nops of operand 0
14988 of BIT_NOT_EXPR before calling operand_equal_p.
14989 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14990 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14992 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14994 * doc/extend.texi: Document that dllimport and dllexport imply
14995 default visibility.
14996 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14997 imported or exported declaration, including type declarations.
14998 * c-common.c (handle_visibility_attribute): Check for conflicts
14999 with dllimport/dllexport.
15000 (c_determine_visibility): Handle dllimport/dllexport as an
15001 explicit visibility atttribute.
15003 2007-06-23 Richard Guenther <rguenther@suse.de>
15005 PR tree-optimization/16876
15006 PR middle-end/29478
15007 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
15009 * tree-inline.c (initialize_inlined_parameters): Do not call
15010 lang_hooks.tree_inlining.convert_parm_for_inlining.
15011 * cgraphbuild.c (initialize_inline_failed): Set inline failed
15012 reason for mismatched types.
15013 * gimplify.c (gimplify_call_expr): Verify the call expression
15014 arguments match the called function type signature. Otherwise
15015 mark the call expression to be not considered for inlining
15016 using CALL_CANNOT_INLINE_P flag.
15017 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
15018 edges call expression.
15019 (cgraph_decide_inlining_of_small_function): Likewise.
15020 (cgraph_decide_inlining): Likewise.
15021 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15023 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15024 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15025 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15026 Remove declaration.
15027 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15028 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15030 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15031 convert_parm_for_inlining member.
15033 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15036 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15037 Remove optimization for GT.
15039 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15041 PR middle-end/32437
15042 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15044 (prescan_insns_for_dce): Add extra parameter.
15046 2007-06-23 Jan Hubicka <jh@suse.cz>
15048 PR middle-end/31541
15049 * gimplify.c (mark_addressable): New function.
15050 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15052 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15054 PR middle-end/32374
15055 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15057 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15060 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15061 moves between MMX/SSE registers to at least 8 units to prevent
15062 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15064 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15066 * config/i386/i386.c (override_options): Correct x86_sahf
15069 2007-06-21 David Daney <ddaney@avtrex.com>
15072 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15073 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15074 (exception_receiver): Renamed to ...
15075 (nonlocal_goto_receiver): ... this.
15077 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15079 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15080 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15081 partial register accesses.
15083 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15085 * fold-const.c (debug_fold_checksum): Move it under
15086 ENABLE_FOLD_CHECKING.
15088 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15090 PR middle-end/20623
15091 * tree.h (debug_fold_checksum): Declared.
15092 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15093 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15094 build_fold_addr_expr_with_type_1.
15095 (fold_addr_expr, debug_fold_checksum): New.
15096 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15097 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15098 Use fold_addr_expr.
15100 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15102 PR tree-optimization/19590
15103 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15104 of scev is a constant.
15106 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15108 * df-problems.c (df_note_bb_compute): Made computation of live
15109 info consistent with df_lr.
15111 2007-06-21 Richard Guenther <rguenther@suse.de>
15113 PR tree-optimization/32453
15114 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15115 for pointer anti-range.
15117 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15119 * config/i386/i386.c (processor_target_table): Increase maximum
15120 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15123 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15124 byte alignment if > 8 byte alignment is preferred.
15125 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15127 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15129 PR tree-optimization/31866
15130 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15131 if ASM_EXPR's input is not a SSA_NAME.
15133 PR middle-end/32362
15134 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15135 but decl is a global var, instead return decl.
15136 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15137 even for is_global_var decls, if they are private in some outer
15140 2007-06-21 Richard Guenther <rguenther@suse.de>
15142 PR tree-optimization/32451
15143 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15145 2007-06-21 Christian Bruel <christian.bruel@st.com>
15147 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15148 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15149 (push_regs): Changed saving order or banked registers.
15150 (sh_expand_epilogue): Likewise.
15151 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15152 (FIRST_BANKED_REG): Likewise.
15153 (LAST_BANKED_REG): Likewise.
15154 * config/sh/sh.md (banked) New attribute.
15155 (in_delay_slot): Check banked attribute.
15157 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15159 PR tree-optimization/32075
15160 * tree-data-ref.c (subscript_dependence_tester_1,
15161 analyze_miv_subscript, analyze_overlapping_iterations,
15162 add_distance_for_zero_overlaps, build_classic_dist_vector,
15163 subscript_dependence_tester_1, analyze_overlapping_iterations,
15164 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15165 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15166 to evolution_function_is_affine_multivariate_p.
15168 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15170 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15172 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15175 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15177 * config/m32c/prologue.md (epilogue_exitd_16): New.
15178 (epilogue_reit_16): New.
15179 (epilogue_exitd): Rename to epilogue_exitd_24.
15180 (epilogue_reit): Rename to epilogue_reit_24.
15182 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
15183 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15185 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
15187 * haifa-sched.c (queue_to_ready): Don't requeue next insn
15188 if dbg_cnt (sched_insn) reaches the limit.
15189 (choose_ready): New parameter INSN_PTR and new return value.
15190 (schedule_block): Handle dbg_cnt (sched_insn). Handle
15191 the new return value from choose_ready.
15192 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
15193 (rest_of_handle_global_alloc): New global_alloc_at_func.
15195 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
15197 PR tree-optimization/25737
15198 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
15199 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
15200 * tree-flow.h (struct fieldoff): Add new field alias_set.
15201 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
15202 argument addressable_type. Set alias_set of fieldoff.
15203 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
15204 (create_overlap_variables_for): Pass alias_set from fieldoff to
15206 * alias.c (get_alias_set): Use alias_set from SFT if set.
15208 2007-06-20 Hui-May Chang <hm.chang@apple.com>
15210 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
15211 of a variable as an unsigned HOST_WIDE_INT integer.
15213 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
15215 PR rtl-optimization/32405
15216 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
15218 2007-06-20 Jakub Jelinek <jakub@redhat.com>
15220 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
15222 PR middle-end/31959
15223 * builtins.c: Include diagnostic.h.
15224 (expand_builtin_expect): Make gcc_assert more permissive.
15225 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
15227 PR inline-asm/32109
15228 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
15231 PR middle-end/32285
15232 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
15233 if ACCUMULATE_OUTGOING_ARGS.
15235 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15237 * config/m68hc11/m68hc11.c: Include dataflow header file.
15238 (m68hc11_reorg): Port to dataflow.
15240 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15242 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15243 (struct df_problem.free_blocks_on_set_blocks): New field.
15244 (struct dataflow.optional_p): New field.
15245 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15246 (df_live_set_all_dirty): New function.
15247 * df-scan.c (df_scan_alloc): Initialize optional_p.
15248 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15249 * df-core.c (df_set_blocks): Removed use of
15250 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15251 df_problem.free_blocks_on_set_blocks to determine which blocks are
15253 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15254 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15255 uses dataflow.optional_p to determine if problem should be
15257 (rest_of_handle_df_initialize): Only start live problem if
15259 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15260 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15261 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15262 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15263 problem_NOTE): Initialize free_blocks_on_set_blocks.
15264 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15266 (df_live_set_all_dirty, df_note_alloc): New function.
15267 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15269 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15270 * postreload.c (reload_combine): Ditto.
15271 * cse.c (cse_extended_basic_block): Ditto.
15272 * regmove.c (mark_flags_life_zones): Ditto.
15273 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15274 erase_matching_seqs): Ditto.
15275 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15276 * integrate (allocate_initial_values): Ditto.
15277 * combine.c (reg_dead_at_p): Ditto.
15278 * resource.c (mark_target_live_regs): Ditto.
15279 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15280 * config/sh/sh.c (find_r0_life_regions): Ditto.
15281 * global.c (rest_of_handle_global_alloc): Only add back df_live
15283 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15284 df_live for -O > 1.
15285 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15287 (if_convert): Make sure df_live is there at -O == 1.
15288 (pass_if_after_combine): Cleanup flags.
15289 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15290 is there at -O == 1.
15292 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15294 * config/arm/arm.c (arm_get_frame_offsets): Set
15295 offsets->locals_base to avoid negative stack size.
15296 (thumb1_expand_prologue): Assert on negative stack size.
15298 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15300 PR tree-optimization/32367
15301 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15302 of the chrec has no evolution in that loop.
15303 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15305 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15307 * config/xtensa/xtensa.c: Include "df.h".
15308 (xtensa_builtin_saveregs): Use adjust_address instead of
15310 (xtensa_va_start): Invoke make_tree with sizetype for
15311 expand_builtin_saveregs and then convert the result to a pointer.
15312 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15313 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15314 Subtract argument size from index value as integers and then use
15315 POINTER_PLUS_EXPR to add the result to the array address.
15317 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15320 * config/m32c/m32c.c: Include dataflow header file.
15321 (m32c_emit_prologue): Adjust for prologue insn change.
15322 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15323 once inside a PARALLEL. Assume frame size passed in operand 0
15324 includes space to save the fb register.
15325 (prologue_enter_24): Likewise.
15326 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15328 2007-06-19 David Daney <ddaney@avtrex.com
15331 * config/mips/mips.md (cprestore): Mark $gp as used.
15333 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15336 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15337 (frv_ifcvt_modify_insn): Likewise.
15339 2007-06-19 Richard Guenther <rguenther@suse.de>
15341 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15342 only handle positive offsets that fit in a HOST_WIDE_INT.
15344 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15346 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15347 result of rsqrt insn for zero input argument to avoid NaN.
15349 2007-06-19 Richard Guenther <rguenther@suse.de>
15351 PR middle-end/31950
15352 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15354 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15356 PR tree-optimization/32353
15357 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15359 2007-06-19 Nick Clifton <nickc@redhat.com>
15361 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15363 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15366 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15367 * config/i386/i386.c (assign_386_stack_local): Assert that
15368 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
15369 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
15370 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
15371 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
15373 2007-06-18 Steve Ellcey <sje@cup.hp.com>
15375 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15377 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
15379 PR rtl-optimization/32321
15380 * gcse.c (replace_store_insn): Update the note before
15381 calling emit_insn_after.
15383 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15385 PR middle-end/32355
15386 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
15388 * df-problems.c (df_note_bb_compute): Fix dumping info.
15390 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
15392 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
15393 insn with emit_jump_insn.
15395 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15397 PR tree-optimization/32383
15398 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
15399 * targhooks.h (default_builtin_reciprocal): Update prototype.
15400 * target.h (struct gcc_target): Update builtin_reciprocal.
15401 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
15402 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
15403 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
15404 when fndecl is in BUILT_IN_MD class.
15405 (execute_convert_to_rsqrt): Ditto.
15407 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
15408 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15409 Convert BUILT_IN_SQRTF code only when md_fn is false.
15411 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
15413 * bt-load.c (move_btr_def): Fix the order of arguments
15414 to validate_replace_rtx.
15416 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
15418 * config/m68k/m68k-devices.def: Add 54450..54455.
15420 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
15422 PR rtl-optimization/32366
15423 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
15424 FLOAT_EXTEND]: Prevent non-scalar modes from entering
15427 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15429 PR middle-end/32349
15430 * modulo-sched (generate_reg_moves): Added rescan parameter and if
15431 this is true, rescan insn being modified.
15432 (sms_schedule): Added rescan parameter.
15433 (rest_of_handle_sms): Moved freeing of dominance info to before
15434 getting out of cfg_layout.
15436 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
15438 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
15439 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
15442 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
15443 FL_CF_EMAC from the entry for isac.
15445 * config/m68k/predicates.md (const_call_operand): Adjust comment.
15446 (const_sibcall_operand): New.
15447 (sibcall_operand): Use it.
15448 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
15449 (m68k_isas): ISAC does not imply FPU or EMAC.
15450 (override_options): Add ISA_C logic for symbolic jump & call.
15452 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15454 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
15455 return mode from the builtin itself.
15456 (sparc_fold_builtin): Fix cast of zero constant.
15458 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15460 * targhooks.c (default_builtin_reciprocal): New default target hook.
15461 * targhooks.h (default_builtin_reciprocal): Add prototype.
15462 * hooks.c (hook_tree_tree_bool_null): Remove hook.
15463 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
15464 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
15465 default_builtin_reciprocal.
15467 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15469 PR middle-end/31723
15470 * hooks.c (hook_tree_tree_bool_null): New hook.
15471 * hooks.h (hook_tree_tree_bool_null): Add prototype.
15472 * tree-pass.h (pass_convert_to_rsqrt): Declare.
15473 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
15474 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
15475 and convert it to reciprocal a*rfunc(b).
15476 (execute_convert_to_rsqrt): New function.
15477 (gate_convert_to_rsqrt): New function.
15478 (pass_convert_to_rsqrt): New pass definition.
15479 * target.h (struct gcc_target): Add builtin_reciprocal.
15480 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
15481 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
15482 TARGET_BUILTIN_RECIPROCAL.
15483 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
15485 * config/i386/i386.h (TARGET_RECIP): New define.
15486 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
15487 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15488 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15489 and not optimizing for size.
15490 (*rcpsf2_sse): New insn pattern.
15491 (*rsqrtsf2_sse): Ditto.
15492 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
15493 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15494 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15495 and not optimizing for size.
15496 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
15497 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15498 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15499 and not optimizing for size.
15500 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
15501 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15502 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15503 and not optimizing for size.
15504 (*sse_rsqrtv4sf2): Do not export.
15505 (sqrtv4sf2): Ditto.
15506 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
15507 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15508 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15509 and not optimizing for size.
15510 (sqrtv4sf2): Ditto.
15511 * config/i386/i386.opt (mrecip): New option.
15512 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
15513 (ix86_emit_swsqrtsf): Ditto.
15514 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
15515 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
15516 builtin definition.
15517 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
15518 ix86_expand_unop1_builtin.
15519 (ix86_emit_swdivsf): New function.
15520 (ix86_emit_swsqrtsf): Ditto.
15521 (ix86_builtin_reciprocal): New function.
15522 (TARGET_BUILTIN_RECIPROCAL): Use it.
15523 (ix86_vectorize_builtin_conversion): Rename from
15524 ix86_builtin_conversion.
15525 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
15526 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
15527 "i386 and x86_64 Options" section.
15528 (Intel 386 and AMD x86_64 Options): Document -mrecip.
15530 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15531 Zdenek Dvorak <dvorakz@suse.cz>
15532 Richard Guenther <rguenther@suse.de>
15533 Kaz Kojima <kkojima@gcc.gnu.org>
15535 * tree-vrp.c (compare_values_warnv): Convert val2 to
15537 (extract_range_from_assert): Create
15538 POINTER_PLUS_EXPR for pointer types.
15539 (extract_range_from_binary_expr): Handle
15540 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
15542 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
15543 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
15544 POINTER_PLUS_EXPR as PLUS_EXPR.
15545 (number_of_iterations_lt_to_ne):
15546 For pointer types, use sizetype when
15547 creating MINUS_EXPR/PLUS_EXPRs.
15548 (assert_loop_rolls_lt): For pointer types, use sizetype when
15549 creating MINUS_EXPR/PLUS_EXPRs.
15550 (number_of_iterations_le): Likewise.
15551 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
15552 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
15553 like PLUS_EXPR and MINUS_EXPR.
15554 * tree-pretty-print.c (dump_generic_node): Handle
15556 (op_prio): Likewise.
15557 (op_symbol_1): Likewise.
15558 * optabs.c (optab_for_tree_code): Likewise.
15559 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
15561 * tree-tailcall.c (process_assignment): Mention
15562 POINTER_PLUS_EXPR in a TODO comment.
15563 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
15564 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
15565 not used with a pointer and an integer type.
15566 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
15567 increment using chrec_convert_rhs instead of chrec_convert.
15568 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
15569 PLUS_EXPR except for the right hand side's type will be
15571 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
15572 (fold_used_pointer_cast): Kill.
15573 (pointer_offset_p): Kill.
15574 (fold_used_pointer): Kill.
15575 (pointer_used_p): Kill.
15576 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15577 call fold_used_pointer.
15578 (instantiate_parameters_1): Convert the increment
15579 using chrec_convert_rhs instead of chrec_convert.
15580 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15581 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
15582 instead of PLUS_EXPR.
15583 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
15584 PLUS_EXPR for pointers.
15585 (std_gimplify_va_arg_expr): Likewise.
15586 (fold_builtin_memory_op): Likewise.
15587 (fold_builtin_strstr): Likewise.
15588 (fold_builtin_strchr): Likewise.
15589 (fold_builtin_strrchr): Likewise.
15590 (fold_builtin_strpbrk): Likewise.
15591 (expand_builtin_memory_chk): Likewise.
15592 (fold_builtin_memory_chk): Likewise.
15593 (std_expand_builtin_va_start): Use
15594 sizetype for the call to make_tree and then convert
15595 to the pointer type.
15596 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
15597 instead of PLUS_EXPR for adding to a pointer.
15598 (std_gimplify_va_arg_expr): Use fold_build2 for
15599 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
15600 the operands to sizetype first and then cast the BIT_AND_EXPR
15601 back to the pointer type.
15602 * fold-const.c (build_range_check): Handle pointer types
15604 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
15605 of PLUS_EXPR's. Make sure the offset is converted to
15607 (try_move_mult_to_index): Strip the NOPs from the offset.
15608 Remove code argument and replace all uses with PLUS_EXPR.
15609 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
15610 specially. Don't use a pointer type for MINUS_EXPR.
15611 (fold_unary): Handle for (T1)(X op Y),
15612 only p+ as that is the only as that can be handled for
15613 binary operators now.
15614 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
15616 <case PLUS_EXPR>: Add folding of PTR+INT into
15618 Don't call try_move_mult_to_index.
15619 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
15620 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
15621 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
15622 Don't call try_move_mult_to_index.
15623 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
15624 (tree_expr_nonzero_p): Likewise.
15625 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
15626 of PLUS_EXPR for the complex expression folding.
15627 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
15628 first chrec is a pointer type, then the second should
15629 be sizetype and not the first's type.
15630 For POINTER_PLUS_EXPR, use a different right hand side type.
15631 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15632 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
15633 different right hand side type.
15634 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15635 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
15636 instead of PLUS_EXPR.
15637 When either operand is zero, convert the other operand.
15638 (chrec_apply): Use chrec_convert_rhs
15639 on the argument x instead of chrec_convert.
15640 (reset_evolution_in_loop): For pointer types, the new_evol
15641 should be sizetype.
15642 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
15643 different right hand side type.
15644 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15645 (chrec_convert_rhs): New function.
15646 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
15647 different right hand side type.
15648 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15649 * tree-chrec.h (chrec_convert_rhs): New prototype.
15650 (build_polynomial_chrec): For pointer types, the right hand
15651 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
15652 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
15653 Remove subtraction case as it is always addition now.
15654 Make sure the offset is converted to sizetype.
15655 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
15656 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
15657 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
15658 PLUS_EXPR in pointer type.
15659 Handle POINTER_PLUS_EXPR.
15660 (tree_to_aff_combination): Likewise.
15661 (force_expr_to_var_cost): Likewise.
15662 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
15663 instead of PLUS_EXPR for pointers.
15664 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
15665 instead of PLUS_EXPR of pointer types.
15666 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
15668 (check_va_list_escapes): Likewise.
15669 (check_all_va_list_escapes): Likewise.
15670 * dwarf2out.c (loc_descriptor_from_tree_1):
15671 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
15672 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
15673 (string_constant): Likewise.
15674 * tree-ssa-address.c (tree_mem_ref_addr): When adding
15675 the offset to the base, use POINTER_PLUS_EXPR.
15676 (add_to_parts): Convert the index to sizetype.
15677 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
15678 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
15679 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
15680 Offset only holds something for PLUS_EXPR.
15681 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
15683 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
15685 (analyze_accesses_for_modify_stmt): Likewise.
15686 Remove comment about the type being integral type as it is
15688 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
15690 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
15692 Correct the type which the artimentic is done in (is now
15695 * tree-data-ref.c (split_constant_offset): Handle
15697 * tree-affine.c (tree_to_aff_combination): Likewise.
15698 * c-typeck.c (build_unary_op): For pointers create the increment
15699 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
15701 * gimplify.c (gimplify_self_mod_expr): Create a
15702 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15703 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
15704 * tree.def (POINTER_PLUS_EXPR): New tree code.
15705 * tree-predcom.c (ref_at_iteration): If we have a pointer
15706 type do the multiplication in sizetype.
15707 * tree-mudflap.c (mf_xform_derefs_1): Create a
15708 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15709 * tree-ssa-forwprop.c
15710 (forward_propagate_addr_into_variable_array_index):
15711 Don't expect there to be a cast for the index as that
15712 does not exist anymore.
15713 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
15714 instead of PLUS_EXPR.
15715 Don't check for the first operand of the POINTER_PLUS_EXPR
15716 was the index as it cannot be.
15717 Call forward_propagate_addr_into_variable_array_index with
15718 the SSA_NAME instead of the statement.
15719 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
15720 (compare_constant): Likewise.
15721 (copy_constant): Likewise.
15722 (compute_reloc_for_constant): Likewise.
15723 (output_addressed_constants): Likewise.
15724 (initializer_constant_valid_p): Likewise.
15725 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
15726 Convert the MIN/MAX of the inner type to the outer
15727 type before comparing them.
15728 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
15729 POINTER_PLUS_EXPR instead of PLUS_EXPR.
15730 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
15731 of PLUS_EXPR for pointers.
15732 * tree-inline.c (estimate_num_insns_1): Handle
15734 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
15735 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15736 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
15737 instead of PLUS_EXPR for the pointer increment statement.
15738 (vect_update_ivs_after_vectorizer): For pointer types, create
15739 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
15740 MULT_EXPR in sizetype.
15741 (vect_gen_niters_for_prolog_loop): Add a cast when creating
15743 * tree-object-size.c (plus_expr_object_size): Handle
15744 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
15745 code which is trying to figure out which side is a pointer and
15747 (check_for_plus_in_loops_1): Likewise.
15748 (check_for_plus_in_loops): Likewise.
15749 * c-common.c (pointer_int_sum): Create a
15750 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15751 * tree-ssa-structalias.c (handle_ptr_arith): Handle
15752 only POINTER_PLUS_EXPR. Removing all the extra
15753 code which is trying to figure out which side is a pointer and
15755 * tree-cfg.c (verify_expr): Add extra checking for pointers and
15756 PLUS_EXPR and MINUS_EXPR.
15757 Also add checking to make sure the operands of POINTER_PLUS_EXPR
15759 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
15760 with make_tree, instead of a pointer type.
15761 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
15762 for pointers instead of PLUS_EXPR.
15763 (s390_gimplify_va_arg): Likewise.
15764 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
15765 instead of PLUS_EXPR when doing addition on pointer
15766 types. Use sizetype for the second operand.
15767 (spu_gimplify_va_arg_expr): Likewise.
15768 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
15769 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
15770 a pointer. Don't create a BIT_AND_EXPR for pointer types.
15771 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
15772 for the pointer addition and also use size_int/sizetype
15774 (ix86_gimplify_va_arg): Likewise.
15775 Perform BIT_AND_EXPR on sizetype arguments.
15776 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
15777 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
15778 for the pointer additions and also use size_int for the offsets.
15779 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
15780 additions and also use size_int for the offsets. Perform
15781 BIT_AND_EXPR on sizetype arguments.
15782 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15783 POINTER_PLUS_EXPR for pointers and create the
15784 BIT_AND_EXPR in sizetype.
15785 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15786 instead of PLUS_EXPR for pointer addition.
15787 (rs6000_va_start): Likewise.
15788 Also use sizetype for the offset.
15789 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15790 as PLUS_EXPR/MINUS_EXPR.
15791 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15792 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15793 Don't use BIT_AND_EXPR on a pointer type, convert the
15794 expression to sizetype first.
15795 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15797 (mips_gimplify_va_arg_expr): Likewise.
15798 Don't create BIT_AND_EXPR in a pointer type.
15800 2007-06-15 Eric Christopher <echristo@apple.com>
15802 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15803 (x86_64-*-darwin*): Ditto.
15804 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15807 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15809 * doc/extend.texi: Document behavior of __attribute__((aligned))
15812 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15814 * rtlanal.c (note_stores): Improve documentation.
15816 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15818 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15819 LOCAL_LABEL_PREFIX): Delete.
15820 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15821 (bfin_internal_label): Delete.
15823 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15825 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15826 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15827 otherwise define to LIBGCC2_TF_CEXT.
15828 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15829 (LIBGCC_TF_CEXT): Ditto.
15832 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15834 PR rtl-optimization/32339
15835 * df-scan.c (df_uses_record): Don't modify flags but just add to
15836 it for df_ref_record.
15838 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15840 * tree-mudflap.c: Fix whitespace issues.
15842 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15844 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15846 2007-06-14 Eric Christopher <echristo@apple.com>
15848 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15849 (movv4sf): Use gcc_unreachable instead of abort.
15851 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15854 * config/i386/sfp-machine.h (CMPtype): New define.
15855 (mach stubs): Use CMPtype instead of int as a return type.
15857 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15859 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15860 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15861 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15862 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15863 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15864 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15865 config/soft-fp/soft-fp.h: Update from glibc CVS.
15867 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15869 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15871 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15874 * config/v850/v850.c: Include dataflow header file.
15875 (substitute_ep_register): Fix typo.
15877 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15879 * configure.ac: Fix earlier checkin.
15880 * configure: Regenerated.
15882 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15884 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15885 * aclocal.m4: Regenerate.
15886 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15887 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15888 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15889 * configure: Regenerate.
15890 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15892 * Makefile.in (quickstrap): Build libgcc too.
15894 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15896 * configure.ac: Add --enable-checking=df. Explicitly mention that
15897 the variables are initialized as for "release".
15898 * df-core.c: Use it.
15899 * configure: Regenerate.
15900 * config.in: Regenerate.
15902 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15904 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15905 validate_replace_rtx instead of replace_rtx.
15906 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15908 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15910 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15911 (DWARF2_UNWIND_INFO): Override default if configured with
15913 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15914 (ENDFILE_SPEC): Add crtend.o.
15915 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15916 (ENDFILE_SPEC): Add crtend.o.
15917 (TARGET_USE_JCR_SECTION): Define.
15918 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15920 * config/i386/cygming-crtbegin.c: New file.
15921 * config/i386/cygming-crtend.c: New file.
15923 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15925 * config/i386/w32-unwind.h: New file.
15927 2007-06-13 Eric Christopher <echristo@apple.com>
15929 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15930 the user set a value below STACK_BOUNDARY.
15932 2007-06-13 Thiemo Seufer <ths@networkno.de>
15934 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15935 imply -lpthread for -pthread.
15937 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15939 * basic-block.h: Remove the prototype for
15940 free_basic_block_vars.
15941 * cfglayout.h: Remove the prototype for
15942 insn_locators_initialize.
15943 * tree.h: Remove the prototype for emit_line_note.
15945 * tree-ssa-pre.c (mergephitemp): Remove.
15946 (init_pre): Don't use mergephitemp.
15948 2007-06-13 Eric Christopher <echristo@apple.com>
15950 * config/i386/i386.c (override_options): If we've specified
15951 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15953 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15955 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15958 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15960 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15961 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15962 (eh_store_handler): New pattern.
15963 (eh_return): Emit it instead of a plain move.
15965 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15967 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15968 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15969 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15972 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15974 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15975 (find_next_insn_start, find_load): New functions.
15976 (bfin_reorg): Use them to deal with the fact that parallel insns are
15977 no longer represented as a SEQUENCE.
15979 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15981 * config/sparc/sparc.c (sparc_override_options): Initialize
15982 fpu mask correctly.
15984 2007-06-13 Dave Korn <dave.korn@artimi.com>
15986 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
15988 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15990 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15991 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15992 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15993 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15994 tree-vect-transform.c: Fix comment typos. Follow spelling
15997 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15999 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
16000 to the exit block use set.
16001 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
16002 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
16003 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
16005 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
16007 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
16008 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
16009 to indicate an error.
16010 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
16012 (dbg_cnt_process_opt): Print an error on a bad argument.
16013 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
16014 * common.opt (-fdbg-cnt-list): New.
16015 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
16017 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
16019 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16020 flag on ref-all pointers.
16022 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16024 PR middle-end/31579
16025 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16026 for the offset with the modifier as EXPAND_INITIALIZER
16027 if the modifier is EXPAND_INITIALIZER.
16028 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16029 a register if we had an overflow.
16031 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16033 * real.c (real_isfinite): New.
16034 (real_sqrt): Use it.
16035 * real.h (real_isfinite): New.
16036 * builtins.c: Use it.
16038 2007-06-12 Ian Lance Taylor <iant@google.com>
16039 Daniel Berlin <dberlin@dberlin.org>
16042 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16043 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16044 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16045 (DECL_NO_TBAA_P): Define.
16046 (struct tree_decl_common): Add no_tbaa_flag field.
16047 * tree-ssa-structalias.c (struct variable_info): Add
16048 no_tbaa_pruning field.
16049 (new_var_info): Initialize no_tbaa_pruning field.
16050 (unify_nodes): Copy no_tbaa_pruning field.
16051 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16052 (dump_solution_for_var): Print no_tbaa_pruning flag.
16053 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16055 (compute_tbaa_pruning): New static function.
16056 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16057 Call compute_tbaa_pruning.
16058 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16059 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16060 * gimple-low.c (lower_stmt): Likewise.
16061 * tree-gimple.c (is_gimple_stmt): Likewise.
16062 * tree-ssa-operands.c (get_expr_operands): Likewise.
16063 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16064 * tree-inline.c (estimate_num_insns_1): Likewise.
16065 (copy_result_decl_to_var): Likewise.
16066 * expr.c (expand_expr_real_1): Likewise.
16067 * tree-pretty-print.c (dump_generic_node): Likewise.
16068 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16069 * omp-low.c (omp_copy_decl_2): Likewise.
16070 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16071 * doc/c-tree.texi (Expression trees): Document
16072 CHANGE_DYNAMIC_TYPE_EXPR.
16074 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16076 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16077 with !HONOR_NANS and !HONOR_INFINITIES.
16078 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16080 2007-06-12 Tristan Gingold <gingold@adacore.com>
16082 * gcov.c: Comments updated.
16083 (source_info): Add file_time field.
16084 (source_index): New variable.
16085 (mutiple_files): New variable.
16086 (generate_results): New function extracted from process_file.
16087 (process_file): Save and restore chain of functions, generate
16088 results and free structures only if not merging results.
16089 (release_structures): File names are now freed in create_file_names
16090 (create_file_names): Free previous file names.
16091 (find_source): File date is now read here and modifications in
16092 source files is checked here.
16093 (read_graph_file): Only reverse order of functions for the current
16095 (make_gcov_file_name): Do not generate long names if input_name is
16097 (output_lines): If merging results do not display graph, data and
16099 Checking source file modification is done in find_source.
16101 * doc/gcov.texi: Append an s to sourcefile.
16103 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16105 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16106 (forced_nop): New pattern.
16107 * config/bfin/bfin.c: Include "df.h".
16108 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16109 (bfin_discover_loop): Use df_get_live_in instead of
16110 global_live_at_start.
16111 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16112 df_analyze when done.
16113 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16114 the insns. Use QImode for the final insn in a bundle. Call
16115 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16117 (reorder_var_tracking_notes): New function.
16118 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16119 update_life_info. Call df_analyze after scheduling and bundle
16120 generation. Call reorder_var_tracking_notes if generating these
16121 notes. Call df_finish_pass at the end.
16123 2007-06-12 Dirk Mueller <dmueller@suse.de>
16125 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16126 a comparison, not an assignment.
16128 2007-06-12 Olivier Hainque <hainque@adacore.com>
16130 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16131 Request walking the subtrees only, leaving the current is_lhs/val_only
16133 (convert_non_local_reference): Likewise.
16135 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16137 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16139 2007-06-12 Richard Guenther <rguenther@suse.de>
16141 PR tree-optimization/15353
16142 PR tree-optimization/31657
16143 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16144 * timevar.def: Add TV_TREE_IFCOMBINE.
16145 * tree-pass.h (pass_tree_ifcombine): Declare.
16146 * tree-ssa-ifcombine.c: New file.
16147 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16148 * tree-flow.h (blocks_in_phiopt_order): Declare.
16149 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16150 (tree-ssa-ifcombine.o): New dependencies.
16152 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16154 PR rtl-optimization/32293
16155 * combine.c (simplify_if_then_else): Truncate return from
16156 nonzero_bits() to correct mode.
16158 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16160 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16161 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16163 2007-06-11 Diego Novillo <dnovillo@google.com>
16165 * Makefile.in (reload1.o-warn): Remove.
16167 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16169 * combine.c (subst): Use reg_overlap_mentioned_p
16170 instead of comparing register numbers directly.
16172 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16174 * reload1.c (mark_home_live_1): Use the mode parameter.
16176 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16178 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16179 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
16181 * df-core.c: Ditto.
16183 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
16185 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
16187 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16189 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
16190 from integer registers.
16191 (FP mode splitters): Handle TFmode.
16193 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
16195 * tree-ssa-structalias.c (find_what_p_points_to): Return false
16196 for ref-all pointers that point-to anything.
16198 2007-06-11 Joseph Myers <joseph@codesourcery.com>
16200 * config/arm/arm.c (arm_output_dwarf_dtprel,
16201 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
16203 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
16205 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
16206 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
16209 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
16211 * tree.c (signed_or_unsigned_type_for): New.
16212 (unsigned_type_for): Use signed_or_unsigned_type_for.
16213 (signed_type_for): Use signed_or_unsigned_type_for.
16214 * tree.h (signed_or_unsigned_type_for): New.
16215 (get_signed_or_unsigned_type): Remove.
16216 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
16217 lang_hooks.types.signed_type
16218 (size_diffop): Likewise.
16219 (all_ones_mask_p): Likewise.
16220 (build_range_check): Likewise.
16221 (fold_cond_expr_with_comparison): Likewise.
16222 (fold_cond_expr_with_comparison): Likewise.
16223 (unextend): Likewise.
16224 (extract_muldiv_1): Likewise.
16225 (fold_single_bit_test_into_sign_test): Likewise.
16226 (fold_binary): Likewise.
16227 (fold_ternary): Likewise.
16228 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
16229 instead of get_signed_or_unsigned_type.
16230 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
16231 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16232 * expr.c (signed_or_unsigned_type_for): Use
16233 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
16234 * langhooks.c (get_signed_or_unsigned_type): Remove.
16235 (lhd_signed_or_unsigned_type): Remove.
16236 * langhooks.h (lang_hooks_for_types): Remove signed_type and
16237 signed_or_unsigned_type.
16238 (lhd_signed_or_unsigned_type): Remove.
16239 * expmed.c (make_tree): Use signed_type_for instead of
16240 lang_hooks.types.signed_type.
16241 * c-common.c (same_scalar_type_ignoring_signedness): Use
16242 c_common_signed_type instead of lang_hooks.types.signed_type.
16243 (c_common_unsigned_type): New.
16244 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16245 (shorten_compare): Use c_common_unsigned_type instead of
16246 c_common_signed_or_unsigned_type.
16247 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16249 * convert.c (convert_to_integer): Use signed_type_for instead of
16250 lang_hooks.types.signed_type.
16251 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16252 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16253 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16254 * c-format.c (check_format_types): Use c_common_unsigned_type
16255 instead of unsigned_type_for.
16256 * c-decl.c (groakdeclarator): Likewise.
16257 * c-typeck.c (convert_for_assignment): Likewise.
16258 * c-common.h (c_common_unsigned_type): New.
16260 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16263 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16264 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16266 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16268 PR middle-end/32279
16269 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16270 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16272 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16273 Sebastian Pop <sebpop@gmail.com>
16275 * lambda-code.c (remove_iv): New.
16276 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16278 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16280 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16281 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16282 * tree-ssa-loop-prefetch.c: Include optabs.h.
16283 (FENCE_FOLLOWING_MOVNT): New macro.
16284 (struct mem_ref): Add independent_p and storent_p fields.
16285 (record_ref): Initalize the new fields.
16286 (gather_memory_references_ref): Return true if the reference
16288 (gather_memory_references): Check whether all memory accesses
16289 in loop were recorded.
16290 (should_issue_prefetch_p): Return false for nontemporal stores.
16291 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16292 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16293 (determine_loop_nest_reuse): Detect independent memory references.
16294 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16295 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16296 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16297 * config/i386/i386.h (x86_mfence): Declare.
16298 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16299 * config/i386/i386.c (x86_mfence): New variable.
16300 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16302 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16303 * optabs.c (init_optabs): Initialize storent_optab.
16304 * optabs.h (enum optab_index): Add OTI_storent.
16305 (storent_optab): Declare.
16306 * genopinit.c (optabs): Add initialization for storent_optab.
16307 * tree.h (MOVE_NONTEMPORAL): New macro.
16308 * expr.c (expand_assignment, store_expr, store_constructor_field,
16309 store_constructor, store_field, expand_expr_real_1): Propagate
16310 nontemporality of the expanded store.
16311 (emit_storent_insn): New function.
16312 * expr.h (expand_assignment, store_expr): Declaration changed.
16313 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16314 to expand_assignment.
16315 * stmt.c (expand_asm_expr): Ditto.
16316 * calls.c (initialize_argument_information): Pass false as
16317 nontemporality to store_expr.
16318 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16321 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16323 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16325 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16327 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16329 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16330 and allow DECL_P here.
16332 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16334 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16335 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16336 track of the size of the expression.
16337 * cfghooks.c (merge_blocks): Remove block from loops structure only
16338 after call of the merge_blocks hook.
16340 2007-06-09 Tom Tromey <tromey@redhat.com>
16342 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16343 (deprecated_state): Removed.
16344 (start_decl): Update.
16345 (enum deprecated_states): Moved earlier.
16346 (groktypename): Update.
16347 (push_parm_decl): Likewise.
16348 (grokfield): Likewise.
16349 (start_function): Likewise.
16351 2007-06-09 Ian Lance Taylor <iant@google.com>
16353 PR tree-optimization/32169
16354 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16355 CONVERT_EXPR, check whether min and max both converted to an
16356 overflow infinity representation.
16358 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16360 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16361 not inserted on the edge.
16363 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16365 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16366 instructions if they are supported.
16367 (__divsi3, __umodsi3, __modsi3): Likewise.
16368 (__ashldi3, __ashrdi3, __lshrdi3): New.
16369 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
16371 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
16372 Tony Linthicum <tony.linthicum@amd.com>
16374 * doc/invoke.texi: Add fvect-cost-model flag.
16375 * common.opt (fvect-cost-model): New flag.
16376 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
16377 cost fields in stmt_vec_info struct for STMT.
16378 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
16379 fields in stmt_vec_info struct and access functions for the same.
16380 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
16381 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
16382 load, store and vector to scalar operation.
16383 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
16384 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
16385 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
16386 (TARG_VEC_STORE_COST): Define cost of vector store.
16387 (vect_estimate_min_profitable_iters): Define new function.
16388 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
16389 check to evaluate if loop iterations are less than minimum profitable
16390 iterations determined by cost model or minimum vect loop bound defined
16391 by user, whichever is more conservative.
16392 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
16393 run-time check to evaluate if loop iterations are less than minimum
16394 profitable iterations determined by cost model or minimum vect loop
16395 bound defined by user, whichever is more conservative.
16396 (vect_estimate_min_profitable_iterations): New function to estimate
16397 mimimimum iterartions required for vector version of loop to be
16398 profitable over scalar version.
16399 (vect_model_reduction_cost): New function.
16400 (vect_model_induction_cost): New function.
16401 (vect_model_simple_cost): New function.
16402 (vect_cost_strided_group_size): New function.
16403 (vect_model_store_cost): New function.
16404 (vect_model_load_cost): New function.
16405 (vectorizable_reduction): Call vect_model_reduction_cost during
16407 (vectorizable_induction): Call vect_model_induction_cost during
16409 (vectorizable_load): Call vect_model_load_cost during analysis phase.
16410 (vectorizable_store): Call vect_model_store_cost during analysis phase.
16411 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
16412 vectorizable_promotion, vectorizable_demotion): Call
16413 vect_model_simple_cost during analysis phase.
16415 2007-06-08 Simon Baldwin <simonb@google.com>
16417 * reg-stack.c (get_true_reg): Readability change. Moved default case
16418 label into direct switch statement scope.
16420 2007-06-08 Simon Baldwin <simonb@google.com>
16422 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
16423 in gcc_assert() with '==' comparison.
16425 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16427 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
16428 TARGET_ABM handling of x86_popcnt variable.
16430 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16432 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
16433 __builtin_copysignq and __builtin_infq built-in functions.
16435 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16437 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
16438 SSE4.2 section. Correct built-in function names in SSE4A section.
16440 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16442 PR tree-optimization/32243
16443 * tree-vect-transform.c (vectorizable_type_promotion): Move check
16444 for ncopies after ratio check between nunits_out and nunits_in.
16445 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
16447 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
16449 PR tree-optimization/32224
16450 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
16451 vectorization upon a non GIMPLE_MODIFY_STMT.
16453 2007-06-08 Christian Bruel <christian.bruel@st.com>
16456 * config/sh/sh.md (doloop_end): New pattern and splitter.
16457 * loop-iv.c (simple_rhs_p): Check for hardware registers.
16459 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
16461 PR middle-end/32209
16462 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
16464 (verify_dominators): Do not change dominance tree.
16466 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16468 * config/sh/constraints.md: New file.
16469 * config/sh/sh.c: Include tm-constrs.h.
16470 (reg_class_from_letter): Remove.
16471 (prepare_cbranch_operands): Use satisfies_constraint_*
16472 function instead of macro.
16473 (andcosts, broken_move, sh_secondary_reload): Likewise.
16474 * config/sh/predicates.md (trapping_target_operand): Likewise.
16475 (and_operand, arith_operand, arith_reg_or_0_operand,
16476 cmp_operand, logical_operand, target_operand,
16477 ua_address_operand, ua_offset, xor_operand): Likewise.
16478 * config/sh/sh.md: Include constraints.md.
16479 (*movsicc_t_false): Use satisfies_constraint_* function
16481 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
16482 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
16483 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
16484 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
16485 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
16486 (REG_CLASS_FROM_CONSTRAINT): Remove.
16487 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
16488 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
16489 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
16490 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
16491 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16492 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
16493 function instead of macro.
16494 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
16495 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
16496 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
16497 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
16498 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
16499 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
16500 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
16501 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
16502 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
16503 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
16504 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
16505 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
16506 EXTRA_CONSTRAINT_STR): Likewise.
16507 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
16509 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16511 * config/i386/darwin.h (STACK_BOUNDARY): Define.
16513 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
16516 * c-common.h (flag_cpp0x): Replaced by...
16517 (cxx_dialect): ... this new variable specifying the C++ dialect that
16519 * c-common.c (flag_cpp0x): Removed.
16520 (cxx_dialect): Defined.
16521 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
16523 * c-opts.c (c_common_post_options): Likewise.
16524 (set_std_cxx98): Set cxx_dialect to cxx98.
16525 (set_std_cxx0x): Set cxx_dialect to cxx0x.
16527 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16528 Hui-May Chang <hm.chang@apple.com>
16530 * doc/invoke.texi (Darwin Options): Update documentation for
16531 -mmacosx-version-min.
16532 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
16533 * config/darwin-driver.c: New file.
16534 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
16535 * config/t-darwin (darwin-driver.o): New rule.
16537 * config/darwin-c.c (version_as_macro): Ignore low digit.
16539 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
16541 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
16542 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
16543 (CSGNMODE): New mode macro.
16544 (CSGNVMODE): New mode attribute.
16545 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
16546 expander using CSGNMODE mode macro. Handle TFmode.
16547 (copysign<mode>3_const): Rename from copysignsf3_const and
16548 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
16550 (copysign<mode>3_var): Rename from copysignsf3_var and
16551 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
16553 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
16554 mode macro. Handle TFmode.
16555 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
16556 (iortf3, *iortf3): Ditto.
16557 (xortf3, *xortf3): Ditto.
16558 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
16559 TFmode and TImode masks.
16560 (ix86_expand_copysign): Expand TFmode copysign insn.
16561 (IX86_BUILTIN_INFQ): New.
16562 (IX86_BUILTIN_FABSQ): Ditto.
16563 (IX86_BUILTIN_COPYSIGNQ): Ditto.
16564 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
16565 [__builtin_fabsq]: Ditto.
16566 [__builtin_copysignq]: Ditto.
16567 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
16568 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
16569 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
16570 ix86_expand_binop_builtin().
16572 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16574 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16576 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16579 * rtl.h (push_to_sequence2): New.
16580 * emit-rtl.c (push_to_sequence2): New.
16581 * function.c (assign_parm_data_all): Add new fields.
16582 (assign_parm_setup_block): Call push_to_sequence2 instead of
16584 (assign_parm_setup_reg): Ditto.
16585 (assign_parm_setup_stack): Ditto.
16586 (assign_parms_unsplit_complex): Ditto.
16587 (assign_parms): Change field name.
16589 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
16591 PR tree-optimization/32220
16592 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
16593 phi node is reached before defining statement.
16595 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16598 * tree-vect-transform.c (vectorizable_call): Call update_stmt
16599 after changing the right hand side of the assignment.
16601 2007-06-06 Eric Christopher <echristo@apple.com>
16603 * config.gcc (i?86-*-darwin*): Remove arch parameter.
16604 (x86_64-*-darwin*): Ditto.
16605 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
16606 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16608 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16610 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
16611 coding conventions.
16612 (add_key): Likewise.
16613 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
16614 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
16616 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
16618 (add_cost_one_coalesce): Likewise.
16619 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
16620 variable names. Rename orig to orig_name for consistency.
16621 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
16622 coding conventions.
16623 (cprop_into_successor_phis): Avoid using C++ keywords as variable
16625 (record_equivalences_from_stmt): Likewise.
16626 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
16627 the coding conventions.
16628 (memory_ssa_name_same): Likewise.
16629 (dse_optimize_stmt): Likewise.
16630 (dse_record_phis): Likewise.
16631 (dse_finalize_block): Likewise.
16632 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
16633 keywords as variable names.
16634 (may_move_till): Cast according to the coding conventions.
16635 (force_move_till_expr): Avoid using C++ keywords as variable names.
16636 (force_move_till): Cast according to the coding conventions.
16637 (memref_hash): Likewise.
16638 (memref_eq): Likewise.
16639 (gather_mem_refs_stmt): Likewise.
16640 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
16641 using C++ keywords as variable names.
16642 (idx_find_step): Cast according to the coding conventions.
16643 (idx_record_use): Likewise.
16644 (find_depends): Likewise.
16645 (prepare_decl_rtl): Likewise.
16646 (mbc_entry_hash): Likewise.
16647 (mbc_entry_eq): Likewise.
16648 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
16649 (simplify_replace_tree): Avoid using C++ keywords as variable names.
16650 (idx_infer_loop_bounds): Cast according to the coding conventions.
16651 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16652 * tree-ssa-math-opts.c (occ_new ): Likwise.
16653 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
16655 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
16657 (add_use_op): Likewise.
16658 (add_vop): Likewise.
16659 (add_vuse_op): Likewise.
16660 (add_vdef_op): Likewise.
16661 (get_expr_operands): Likewise.
16662 (push_stmt_changes): Use type safe memory macros.
16663 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
16664 keywords as variable names.
16665 (conditional_replacement): Likewise.
16666 (minmax_replacement): Likewise.
16667 (abs_replacement): Likewise.
16668 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
16669 coding conventions.
16670 (insert_fake_stores): Avoid using C++ keywords as variable names.
16671 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
16673 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
16674 (heapvar_insert): Use type safe memory macros.
16675 (new_var_info): Cast according to the coding conventions.
16676 (new_constraint): Likewise.
16677 (remove_preds_and_fake_succs): Use type safe memory macros.
16678 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
16680 (thread_single_edge): Likewise.
16681 (thread_through_loop_header): Likewise.
16683 2007-06-06 Eric Christopher <echristo@apple.com>
16685 * config/i386/i386.c (override_options): Move handling
16686 of TARGET_SUBTARGET* earlier.
16688 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
16690 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
16693 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
16695 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
16696 emited outside of basic block.
16697 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
16698 the created blocks.
16699 * rtl.h (delete_insn_chain): Declaration changed.
16700 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
16702 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
16703 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
16704 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
16705 to delete_insn_chain.
16706 (rtl_verify_flow_info_1): Verify that the insns in header and footer
16707 do not have bb field set.
16708 (rtl_verify_flow_info): Verify that insns between basic blocks do not
16710 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
16711 * cfgcleanup.c (try_optimize_cfg): Ditto.
16713 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16715 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
16716 (lambda_body_vector_new): Use type safe memory macros.
16717 (lambda_linear_expression_new): Likewise.
16718 (lambda_loopnest_new): Likewise.
16719 (lambda_lattice_new): Likewise.
16720 (replace_uses_equiv_to_x_with_y): Cast according to the coding
16721 conventions. Use type safe memory macros.
16722 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
16723 (lambda_body_vector_s): Likewise.
16724 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
16725 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
16727 2007-06-06 Richard Guenther <rguenther@suse.de>
16729 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
16730 if we need to schedule cfg_cleanup.
16731 (tree_ssa_forward_propagate_single_use_vars): Do so.
16733 2007-06-06 Ian Lance Taylor <iant@google.com>
16735 * fold-const.c (merge_ranges): If range_successor or
16736 range_predecessor fail, just return 0.
16738 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16740 PR tree-optimization/32216
16741 * tree-vectorizer.c (supportable_widening_operation): Determine
16742 signedness of FIX_TRUNC_EXPR from output operand.
16743 (supportable_narrowing_operation): Ditto.
16744 * tree-vect-generic.c (expand_vector_operations_1): Determine
16745 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16746 from input operand.
16748 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16750 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
16751 (struct pta): ...from here. Change flags to unsigned to avoid
16752 excessive casting (as it is used as a bit mask).
16753 (override_options): Add casts according to the coding convenventions.
16754 (x86_64_elf_unique_section): Likewise.
16755 (examine_argument): Avoid using C++ keywords as variable names.
16756 (construct_container): Likewise.
16757 (legitimize_pic_address): Likewise.
16758 (get_dllimport_decl): Cast according to the coding conventions. Use
16759 type safe memory macros.
16760 (legitimize_address): Cast according to the coding conventions.
16761 (emit_i387_cw_initialization): Corrected the type of slot to enum
16763 (ix86_init_machine_status): Use type safe memory macros.
16764 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
16765 (bdesc_pcmpistr): Likewise.
16766 (bdesc_crc32): Likewise.
16767 (bdesc_sse_3arg): Likewise.
16768 (bdesc_2arg): Likewise.
16769 (bdesc_1arg): Likewise.
16770 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
16771 (ix86_expand_sse_pcmpistr): Likewise.
16772 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
16773 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
16774 int to match the langhook definition.
16775 (ix86_builtin_conversion): Change the type of code to unsigned init to
16776 match the langhook definition.
16777 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
16779 (ix86_preferred_output_reload_class): Likewise.
16780 (ix86_cannot_change_mode_class): Likewise.
16781 (ix86_memory_move_cost): Likewise.
16782 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16783 avoid excessive casting later on.
16784 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16786 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16788 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16789 as flags setting insn.
16790 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16792 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16794 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16795 (UNSPEC_ROUND): New.
16796 ("sse4_1_round<mode>2"): New insn pattern.
16797 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16799 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16800 expander using SSEMODEF mode macro. Expand using
16801 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16802 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16803 expander using SSEMODEF mode macro. Expand using
16804 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16805 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16806 expander using SSEMODEF mode macro. Expand using
16807 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16808 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16809 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16810 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16813 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16814 Sebastian Pop <sebpop@gmail.com>
16816 * lambda.h (build_linear_expr): New.
16817 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16818 Use build_linear_expr, call fold and force_gimple_operand.
16819 (lambda_loopnest_to_gcc_loopnest): Check that there is
16820 something to insert.
16821 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16823 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16825 PR preprocessor/23479
16826 * doc/extend.texi: Document the 0b-prefixed binary integer
16827 constant extension.
16829 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16831 PR tree-optimization/32215
16832 * tree-vectorizer.c (supportable_widening_operation): Return false
16833 for unsupported FIX_TRUNC_EXPR tree code.
16834 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16836 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16838 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16839 register on SPE targets. Change documentation to reflect
16841 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16842 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16843 out of the register allocation pool.
16844 (rs6000_reg_live_or_pic_offset_p): New function.
16845 (rs6000_emit_prologue): Move the actual saving of LR up to free
16846 r0 for holding r11. Split saving of SPE 64-bit registers into
16847 its own case. Ensure that offsets will always be in-range for
16848 'evstdd' by using r11 as a scratch register to point at the start
16849 of the SPE save area. Save r11 if necessary, as it is the static
16851 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16852 into its own case. Ensure that offsets will always be in-range
16853 for 'evldd' by using r11 as a scratch register to point at the
16854 start of the SPE save area. Also adjust r11 when restoring
16855 the stack pointer to compensate for pre-loading r11.
16857 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16859 * cfg.c (init_flow): Use type safe memory macros.
16860 (alloc_block): Likewise.
16861 (unchecked_make_edge): Likewise.
16862 (dump_flow_info): Avoid using C++ keywords as variable names.
16863 (copy_original_table_clear): Cast according to the coding conventions.
16864 (copy_original_table_set): Likewise.
16865 * cfgexpand (label_rtx_for_bb): Likewise.
16866 (expand_gimple_basic_block): Likewise.
16867 * cfghooks.c (dump_bb): Likewise.
16868 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16870 (lv_add_condition_to_bb): Likewise.
16871 * cfglayout (relink_block_chain): Cast according to the coding
16873 (fixup_reorder_chain): Likewise.
16874 (fixup_fallthru_exit_predecessor): Likewise.
16875 * cfgloop.c (glb_enum_p): Likewise.
16876 (get_exit_description): Likewise.
16877 (dump_recorded_exit): Likewise.
16878 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16879 (struct loop): ... from here.
16880 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16882 * cfgrtl.c (rtl_create_basic_block): Likewise.
16883 (rtl_split_block): Likewise.
16884 (rtl_dump_bb): Likewise.
16885 (cfg_layout_split_block): Likewise.
16886 (init_rtl_bb_info): Use typesafe memory macros.
16888 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16889 * graphds.h: Updated all usages of edge to graph_edge.
16890 * graphds.c: Likewise.
16891 * cfgloopanal.c: Likewise.
16893 2007-06-05 Ian Lance Taylor <iant@google.com>
16895 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16896 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16897 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16899 (test_for_singularity): Likewise.
16901 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16903 * config/i386/constraints.md ("Y2"): Replaced by ...
16905 * config/i386/i386.md: Likewise.
16906 * config/i386/mmx.md: Likewise.
16907 * config/i386/sse.md: Likewise.
16909 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16911 * config/i386/constraints.md ("z"): Replaced by ...
16913 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16914 (sse4_1_blendvps): Likewise.
16915 (sse4_1_pblendvb): Likewise.
16916 (sse4_2_pcmpestr): Likewise.
16917 (sse4_2_pcmpestrm): Likewise.
16918 (sse4_2_pcmpestr_cconly): Likewise.
16919 (sse4_2_pcmpistr): Likewise.
16920 (sse4_2_pcmpistrm): Likewise.
16921 (sse4_2_pcmpistr_cconly): Likewise.
16923 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16925 * matrix-reorg.c (transform_access_sites): Fix computation.
16926 (transform_allocation_sites): Same.
16928 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16930 * config/i386/i386.c (override_options): Use
16931 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16933 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16935 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16936 (nonimm_not_xmm0_operand): Ditto.
16937 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16938 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16939 as operand[2] predicate. Require "z" class XMM register for
16940 operand[3]. Adjust asm template.
16941 ("sse4_1_blendvpd"): Ditto.
16942 ("sse4_1_pblendvb"): Ditto.
16943 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16944 force op2 into xmm0 register for variable blend instructions.
16946 2007-06-04 Tom Tromey <tromey@redhat.com>
16948 * c-tree.h (start_enum): Update.
16949 (build_enumerator): Likewise.
16950 * c-decl.c (enum_next_value): Removed.
16951 (enum_overflow): Likewise.
16952 (start_enum): Add c_enum_contents argument. Don't use globals.
16953 (build_enumerator): Likewise.
16954 * c-tree.h (struct c_enum_contents): New struct.
16956 2007-06-04 Tom Tromey <tromey@redhat.com>
16958 * c-common.c (c_common_get_alias_set): Fix indentation.
16960 2007-06-04 Ian Lance Taylor <iant@google.com>
16962 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16963 to overflow, reduce overflow infinity to regular infinity.
16964 (vrp_var_may_overflow): New static function.
16965 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16967 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16969 * stor-layout.c (layout_type): Remove duplicate code.
16971 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16974 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16975 before build_common_builtin_nodes ().
16977 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16980 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16982 2007-06-04 Jan Hubicka <jh@suse.cz>
16984 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16985 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16986 instead of _stat version.
16988 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16990 PR tree-optimization/32194
16991 * tree-predcom.c (determine_offset): Check that both references have
16994 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16996 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16997 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16998 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16999 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
17000 Add argument to iterate_fix_dominators call.
17001 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
17002 * gcse.c (hoist_code): Change domby to vector.
17003 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
17004 Add argument to iterate_fix_dominators call.
17005 * loop-doloop.c (doloop_modify): Changed recount_dominator to
17006 recompute_dominator.
17007 * lambda-code.c (perfect_nestify): Ditto.
17008 * cfgloopanal.c: Include graphds.h.
17009 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
17010 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
17011 (mark_irreducible_loops): Use graphds_scc. Remove argument from
17013 * graphds.c: New file.
17014 * graphds.h: New file.
17015 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
17016 (get_dominated_by, get_dominated_by_region): Change return type to
17018 (verify_dominators): Recompute all dominators and compare the results.
17019 (recount_dominator): Renamed to ...
17020 (recompute_dominator): ... this. Do not check that the block is
17021 dominated by entry.
17022 (iterate_fix_dominators): Reimplemented.
17023 (prune_bbs_to_update_dominators, root_of_dom_tree,
17024 determine_dominators_for_sons): New functions.
17025 * et-forest.c (et_root): New function.
17026 * et-forest.h (et_root): Declare.
17027 * Makefile.in (graphds.o): Add.
17028 (cfgloopanal.o): Add graphds.h dependency.
17029 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17030 * basic-block.h (get_dominated_by, get_dominated_by_region,
17031 iterate_fix_dominators): Declaration changed.
17032 (recount_dominator): Renamed to ...
17033 (recompute_dominator): ... this.
17034 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17035 (thread_through_all_blocks): Do not free dominance info.
17037 2007-06-03 Andreas Schwab <schwab@suse.de>
17039 * config/m68k/m68k.c (override_options): Don't override
17041 * config/m68k/m68k-modes.def (SF, DF): Define to use
17042 motorola_single_format and motorola_double_format, resp.
17043 * real.c (motorola_single_format): Renamed from
17044 coldfire_single_format.
17045 (motorola_double_format): Renamed from coldfire_double_format.
17046 (encode_ieee_extended): Generate a proper canonical NaN image
17047 respecting canonical_nan_lsbs_set.
17048 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17050 * real.h: Adjust declarations.
17052 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17055 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17056 the symbol is generated with the stack protector.
17058 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17060 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17061 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17063 * doc/extend.texi (interrupt): Mention m68k.
17065 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17067 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17068 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17069 (ix86_expand_sse_pcmpestr): Do not check operands for
17070 "register_operand", when insn operand predicate is "register_operand".
17071 (ix86_expand_sse_pcmpistr): Ditto.
17073 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17074 Uros Bizjak <ubizjak@gmail.com>
17076 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17077 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17078 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17079 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17080 * config/i386/constraints.md ("z"): New register constraint
17081 for members of SSE_FIRST_REG class.
17082 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17083 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17084 SSE_FIRST_REG class.
17085 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17086 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17087 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17088 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17089 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17090 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17091 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17092 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17093 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17094 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17095 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17096 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17097 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17098 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17099 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17100 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17101 (struct builtin_description): Change "flag" field to unsigned.
17102 (bdesc_pcmpestr): New builtin description table.
17103 (bdesc_pcmpistr): Likewise.
17104 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17105 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17106 Initialize pcmp[ei]str[im] insns for SSE4.2.
17107 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17108 (ix86_expand_sse_pcmpistr): Likewise.
17109 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17110 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17111 (UNSPEC_PCMPISTR): Likewise.
17112 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17113 (sse4_2_pcmpestri):New isns pattern.
17114 (sse4_2_pcmpestrm): Likewise.
17115 (sse4_2_pcmpestr_cconly): Likewise.
17116 (sse4_2_pcmpistr): New insn patern and splitter.
17117 (sse4_2_pcmpistri):New isns pattern.
17118 (sse4_2_pcmpistrm): Likewise.
17119 (sse4_2_pcmpistr_cconly): Likewise.
17120 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17123 2007-06-01 David Daney <ddaney@avtrex.com>
17125 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17126 LOADGP_ABSOLUTE and not binds_local_p.
17128 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17130 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17132 2007-06-01 Ian Lance Taylor <iant@google.com>
17134 * tree-vrp.c (compare_name_with_value): Always set
17135 used_strict_overflow if we get a result from the variable itself.
17137 2007-06-01 Ian Lance Taylor <iant@google.com>
17139 PR rtl-optimization/31455
17140 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17141 subregs which have a cast between modes which are not tieable.
17143 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17145 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17146 breaks after return statements.
17148 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17150 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17151 only after no_new_pseudos.
17153 2007-05-31 Eric Christopher <echristo@apple.com>
17155 * expr.c (convert_move): Assert that we don't have a BLKmode
17157 (store_expr): Handle BLKmode moves by calling emit_block_move.
17159 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17161 * c-typeck.c (build_indirect_ref): Include type in error message.
17162 (build_binary_op): Pass types to binary_op_error.
17163 * c-common.c (binary_op_error): Take two type arguments, print out
17165 * c-common.h (binary_op_error): Update prototype.
17167 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17169 * config/i386/i386.c: Correct coments on -mno-sse4.
17171 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17173 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17174 (x86_64-*-*): Likewise.
17175 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17176 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17177 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17178 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17179 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17180 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17181 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17182 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17183 (OPTION_MASK_ISA_SSE4): Likewise.
17184 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
17185 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17186 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
17187 (override_options): Support SSE4.2.
17188 (ix86_build_const_vector): Support SImode and DImode.
17189 (ix86_build_signbit_mask): Likewise.
17190 (ix86_expand_int_vcond): Support V2DImode.
17191 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
17192 (IX86_BUILTIN_CRC32HI): Likewise.
17193 (IX86_BUILTIN_CRC32SI): Likewise.
17194 (IX86_BUILTIN_CRC32DI): Likewise.
17195 (IX86_BUILTIN_PCMPGTQ): Likewise.
17196 (bdesc_crc32): Likewise.
17197 (bdesc_sse_3arg): Likewise.
17198 (ix86_expand_crc32): Likewise.
17199 (ix86_init_mmx_sse_builtins): Support SSE4.2.
17200 (ix86_expand_builtin): Likewise.
17201 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17202 __SSE4_2__ for -msse4.2.
17203 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
17204 (CRC32MODE): Likewise.
17205 (crc32modesuffix): Likewise.
17206 (crc32modeconstraint): Likewise.
17207 (sse4_2_crc32<mode>): Likewise.
17208 (sse4_2_crc32di): Likewise.
17209 * config/i386/i386.opt (msse4.2): New for SSE4.2.
17211 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
17212 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
17213 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
17214 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
17215 (vcondu<mode>): Likewise.
17216 * doc/extend.texi: Document SSE4.2 built-in functions.
17217 * doc/invoke.texi: Document -msse4.2/-msse4.
17219 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
17221 PR tree-optimization/32160
17222 * tree-predcom.c (predcom_tmp_var): New function. Mark created
17223 variable as gimple reg.
17224 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
17226 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
17228 * gcc.c (main): Don't consider linker options when issuing the
17229 warning about a linker input file not being used.
17231 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17233 * tree-vrp.c (compare_names): Initialize sop.
17235 2007-05-30 Dirk Mueller <dmueller@suse.de>
17237 * cgraphunit.c (cgraph_analyze_function): Remove
17238 computation of inline parameters.
17240 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17242 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17244 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17246 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17247 Add vx-common.h. Include vxworks.h between vx-common.h and
17249 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17251 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17252 (TARGET_ASM_DESTRUCTOR): Likewise.
17253 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17254 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17255 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17256 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17257 (VXWORKS_ENDIAN_SPEC): Define.
17258 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17259 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17260 VXWORKS_* equivalents.
17261 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17262 (ASM_FILE_START): Delete.
17263 (TARGET_VERSION): Reformat.
17264 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17265 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17266 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17267 (FPBIT, DPBIT): Define.
17268 (fp-bit.c, dp-bit.c): New rules.
17269 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17270 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17271 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17272 * config/arm/arm.h: Include vxworks-dummy.h.
17273 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17274 Mark with ATTRIBUTE_UNUSED.
17275 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17276 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17277 make it incompatible with -msingle-pic-base.
17278 (arm_function_ok_for_sibcall): Return false for calls that might
17279 go through a VxWorks PIC PLT entry.
17280 (require_pic_register): New function, split out from...
17281 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17283 (arm_load_pic_register): Handle the VxWorks RTP initialization
17284 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17285 (arm_emit_call_insn): New function.
17286 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17287 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17288 (pic_offset_arm): New pattern.
17289 (call, call_value): Use arm_emit_call_insn.
17290 (call_internal, call_value_internal): New expanders.
17291 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17292 VxWorks unless __PIC__.
17294 2007-05-30 Eric Christopher <echristo@gmail.com>
17296 * genrecog.c: Include regs.h in generated file.
17297 * genemit.c: Ditto. Fix up formatting.
17298 * config/mn10300/constraints.md: New.
17299 * config/mn10300/mn10300.md: Include.
17300 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17301 Fix up for removed macro.
17302 * config/mn10300/predicates.md (call_address_operand): Ditto.
17303 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17304 (CONST_OK_FOR_I): Ditto.
17305 (CONST_OK_FOR_J): Ditto.
17306 (CONST_OK_FOR_K): Ditto.
17307 (CONST_OK_FOR_L): Ditto.
17308 (CONST_OK_FOR_M): Ditto.
17309 (CONST_OK_FOR_N): Ditto.
17310 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17314 (EXTRA_CONSTRAINT): Ditto.
17316 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17318 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17320 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17321 OPTION_MASK_ISA_64BIT.
17322 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17324 2007-05-30 Richard Guenther <rguenther@suse.de>
17326 PR middle-end/32152
17327 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17328 types for comparison.
17329 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17330 with original typed arguments.
17331 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17333 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17335 PR tree-optimization/31769
17336 * except.c (duplicate_eh_regions): Clear prev_try if
17337 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17339 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17341 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17342 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17343 bsi of the location where statements should be inserted.
17344 (sink_code_in_bb): Take bsi from statement_sink_location.
17345 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17346 instead of bsi_start.
17347 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17349 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17350 (bsi_move_before): Document inconsistency with bsi_move_after.
17351 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17353 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17355 * config/i386/i386.h (TARGET_ABM): New define.
17356 (TARGET_POPCNT): Ditto.
17357 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17358 New temporary defines to redefine from OPTION_ISA_* defines.
17359 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17360 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17361 (ix86_isa_flags): New extern int declaration.
17362 (TARGET_SUBTARGET_DEFAULT): New define.
17363 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17364 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17365 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17366 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17367 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17368 * config/i386/darwin.h: Change TARGET_64BIT define to
17371 * config/i386/i386.opt (m3dnowa): Define as undocumented option
17372 using existing "ix86_isa_flags" varible.
17373 (m32, m64): Use existing "ix86_isa_flags" variable.
17374 (mmmx, m3dnow): Ditto.
17375 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
17376 (mabm): Define as non-negative option using "x86_abm" variable.
17377 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
17379 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
17380 Rewrite feature test bitmap.
17381 (ix86_isa_flags): New initialized global int varible.
17382 (ix86_isa_flags_explicit): New static int variable.
17383 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
17384 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
17385 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
17386 target_flags_explicit.
17387 (override_options): Remove "target_enable" and "target_disable" fields
17388 from "struct ptt". Update processor_target_table accordingly. Remove
17389 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
17390 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
17391 "target_flags" and "ix86_isa_flags_explicit" instead of
17392 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
17393 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
17394 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
17395 to true when either of PTA_POPCNT or PTA_ABM is set in
17396 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
17397 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
17398 processor_alias_table flags entry. Remove handling of
17399 "target_enable" and "target_disable" fields of processor_target_table.
17400 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
17401 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
17402 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
17403 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
17404 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
17406 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
17408 2007-05-29 David Daney <ddaney@avtrex.com>
17411 * config/mips/mips.c (mips_output_mi_thunk): Emit
17412 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
17414 2007-05-29 Hui-May Chang <hm.chang@apple.com>
17415 * config/i386/i386.c (ix86_function_regparm): Added checking of
17416 ix86_force_align_arg_pointer to determine the number of
17417 register parameters.
17419 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
17421 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
17422 (SET_DR_MISALIGNMENT): New.
17423 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
17424 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
17425 Use SET_DR_MISALIGNMENT.
17426 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
17428 * tree-data-ref.c (create_data_ref, compute_all_dependences,
17429 find_loop_nest): Export.
17430 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
17431 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
17432 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
17433 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
17435 (struct mem_ref): Add field reuse_distance.
17436 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
17437 Initialize reuse_distance field.
17438 (issue_prefetch_ref): Select temporality of prefetch according to
17440 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
17441 self_reuse_distance, determine_loop_nest_reuse): New functions.
17442 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
17443 (tree_ssa_prefetch_arrays): Dump L2 cache size.
17444 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
17447 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
17449 * tree-ssa-alias.c: Add aliasing overview.
17451 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
17452 Danny Smith <dannysmith@users.sourceforge.net>
17455 * config/i386/t-crtfm: Compile crtfastmath.o with
17456 -minline-all-stringops.
17457 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
17458 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
17460 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17462 * doc/md.texi: Document constraints on HP PA-RISC.
17464 * pa/constraints.md: New file.
17465 * pa.md: Include constraints.md.
17466 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
17467 (integer_store_memory_operand, ldil_cint_p): New functions.
17468 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
17469 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17470 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
17471 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
17472 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
17474 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
17477 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
17478 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
17479 case POSTDECREMENT_EXPR>): Return the error_mark_node
17480 if either the real or imaginary parts would an
17483 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
17485 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
17486 name when we remove it from a call.
17488 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
17490 * targhooks.c (default_narrow_bitfield): Remove.
17491 * targhooks.h: Remove the prototype for
17492 default_narrow_bitfield.
17494 * langhooks-def.h: Remove the prototype for
17495 hook_get_alias_set_0.
17496 * langhooks.c (hook_get_alias_set_0): Remove.
17498 * global.c (EXECUTE_IF_CONFLICT): Remove.
17500 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17503 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
17504 return true when truth_value_p is true and the type
17507 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17509 * doc/install.texi (Prerequisites): We no longer require Autoconf
17510 2.13 for the top-level.
17512 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
17514 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
17515 memory access via x86_expand_vector_move_misalign() only for
17516 TImode values on 32-bit targets.
17518 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
17520 * matrix-reorg.c: New file. Implement matrix flattening and
17521 transposing optimization.
17522 * tree-pass.h: Add matrix reorg pass.
17523 * common.opt: Add fipa-mreorg flag.
17524 * Makefile.in: Add matrix-reorg.c.
17525 * passes.c: Add matrix reorg pass.
17526 * varpool.c (add_new_static_var): New function.
17527 * cgraph.h (add_new_static_var): Declare.
17529 2007-05-27 Eric Christopher <echristo@apple.com>
17531 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
17532 sp_offset depending on stack size. Save r12 depending
17533 on registers we're saving later.
17534 (rs6000_emit_epilogue): Update sp_offset depending only
17537 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
17539 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
17540 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17541 * ifcvt.c (if_convert): Ditto.
17542 * tree-ssa-threadupdate.c (thread_block): Ditto.
17543 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
17544 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
17545 verify_loop_closed_ssa): Check number_of_loops instead of
17547 * predict.c (tree_estimate_probability): Ditto.
17548 * tree-if-conv.c (main_tree_if_conversion): Ditto.
17549 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
17550 * modulo-sched.c (sms_schedule): Ditto.
17551 * tree-scalar-evolution.c (scev_const_prop): Ditto.
17552 (scev_finalize): Do not do anything if scev analysis was not
17554 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
17555 current_loops == NULL.
17556 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
17557 * loop-init.c (loop_optimizer_init): Do not free current_loops when
17558 there are no loops.
17559 (loop_optimizer_finalize): Assert that loops were analyzed.
17560 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
17561 rtl_doloop): Check number_of_loops instead of current_loops.
17562 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
17563 current_loops == NULL.
17564 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
17565 gate_tree_vectorize tree_linear_transform, check_data_deps,
17566 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
17567 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
17568 Check number_of_loops instead of current_loops.
17569 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
17570 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
17571 free loops if available.
17572 (execute_pre): Do not pass do_fre to fini_pre.
17574 2007-05-27 Tobias Burnus <burnus@net-b.de>
17576 PR middle-end/32083
17577 * real.c (mpfr_from_real): Fix sign of -Inf.
17579 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17581 * tree-vect-transform.c (vectorizable_conversion): Initialize
17582 tree_code variables to ERROR_MARK.
17583 (vectorizable_type_demotion): Likewise.
17584 (vectorizable_type_promotion): Likewise.
17586 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17589 * config/i386/i386.md (movti): Handle push operands via
17590 ix86_expand_push().
17592 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17594 * basic-block.h: Remove the prototype for merge_seq_blocks.
17595 * cfgcleanup.c (merge_seq_blocks): Remove.
17597 * tree-flow.h: Remove the prototype for is_aliased_with.
17598 * tree-ssa-alias.c (is_aliased_with): Remove.
17600 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
17602 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
17604 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
17606 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
17607 ix86_expand_sse4_unpack if SSE4.1 is enabled.
17608 (vec_unpacks_hi_v16qi): Likewise.
17609 (vec_unpacku_lo_v16qi): Likewise.
17610 (vec_unpacks_lo_v16qi): Likewise.
17611 (vec_unpacku_hi_v8hi): Likewise.
17612 (vec_unpacks_hi_v8hi): Likewise.
17613 (vec_unpacku_lo_v8hi): Likewise.
17614 (vec_unpacks_lo_v8hi): Likewise.
17615 (vec_unpacku_hi_v4si): Likewise.
17616 (vec_unpacks_hi_v4si): Likewise.
17617 (vec_unpacku_lo_v4si): Likewise.
17618 (vec_unpacks_lo_v4si): Likewise.
17620 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17622 * c-typeck.c, config/arm/arm.c, config/darwin.c,
17623 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
17624 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
17625 follow spelling conventions in various
17626 warning/error/diagnostic messages.
17628 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
17629 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
17630 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
17631 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
17632 tree-vrp.c: Fix comment typos. Follow spelling conventions.
17633 * doc/tm.texi: Follow spelling conventions.
17635 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17638 * tree-ssa-forwprop.c
17639 (forward_propagate_addr_into_variable_array_index): Remove
17640 the lhs argument. Use the type of def_rhs instead of lhs.
17641 (forward_propagate_addr_expr_1): Update use of
17642 forward_propagate_addr_into_variable_array_index.
17644 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
17645 Nigel Stephens <nigel@mips.com>
17647 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
17648 function attributes, "far" being an alias for "long_call".
17649 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
17650 (mips_near_type_p, mips_far_type_p): New.
17651 (mips_comp_type_attributes): New function to check that attributes
17652 attached to a function type are compatible.
17653 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
17654 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
17655 to the target function of the thunk.
17656 (mips_encode_section_info): Check for "near" and "far" function
17657 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
17659 * config/mips/predicates.md (const_call_insn_operand): Test only
17660 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
17662 * doc/extend.texi (Function Attributes): Document MIPS "near" and
17665 * testsuite/gcc.target/mips/near-far-1.c: New test case.
17666 * testsuite/gcc.target/mips/near-far-2.c: New test case.
17667 * testsuite/gcc.target/mips/near-far-3.c: New test case.
17668 * testsuite/gcc.target/mips/near-far-4.c: New test case.
17670 2007-05-25 Eric Christopher <echristo@apple.com>
17672 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
17673 to x86-darwin configurations.
17674 * config/i386/t-darwin: Add softfp support.
17675 * config/i386/t-darwin64: Ditto.
17676 * config/i386/sfp-machine.h: If mach then don't use
17677 aliasing, emit a stub to call.
17679 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
17681 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
17682 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
17683 tree-predcom.c, tree-ssa-alias-warnings.c,
17684 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
17685 comment typos. Follow spelling conventions.
17686 * doc/cpp.texi, doc/invoke.texi: Fix typos.
17688 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17691 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
17692 constants into memory. Expand unaligned memory references for
17693 SSE modes via x86_expand_vector_move_misalign() function.
17695 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
17697 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
17698 "memory" attribute for "sseishft" type insn without operands[2].
17700 2007-05-25 Dirk Mueller <dmueller@suse.de>
17701 Marcus Meissner <meissner@suse.de>
17703 * doc/extend.texi (alloc_size): New attribute.
17704 * c-common.c (handle_alloc_size_attribute): New.
17705 * tree-object-size.c (alloc_object_size): Use alloc_size
17706 attribute, if available.
17708 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17710 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
17712 (__builtin_ia32_vec_ext_v2di): Likewise.
17713 (__builtin_ia32_vec_ext_v4si): Likewise.
17714 (__builtin_ia32_vec_ext_v8hi): Likewise.
17715 (__builtin_ia32_vec_ext_v16qi): Likewise.
17716 (__builtin_ia32_vec_set_v8hi): Likewise.
17718 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17720 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
17722 2007-05-25 Richard Sandiford <richard@codesourcery.com>
17724 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
17725 (arm_is_longcall_p): Rename to...
17726 (arm_is_long_call_p): ...this. Take a single tree argument and
17728 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
17729 (CUMULATIVE_ARGS): Remove call_cookie.
17730 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
17731 (ENCODED_LONG_CALL_ATTR_P): Delete.
17732 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
17733 LONG_CALL_FLAG_CHAR cases.
17734 (ARM_DECLARE_FUNCTION_SIZE): Delete.
17735 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
17736 ARM_DECLARE_FUNCTION_SIZE.
17737 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
17738 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
17739 (arm_encode_call_attribute, current_file_function_operand): Delete.
17740 (arm_function_in_section_p): New function.
17741 (arm_is_longcall_p): Rename to...
17742 (arm_is_long_call_p): ...this. Take the target function as a single
17743 argument and return a bool. Do not rely on call cookies. Check
17744 whether the target symbol is in the same section as the current
17745 function, not just the same compilation unit.
17746 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
17747 (arm_encode_section_info): Don't encode a call type.
17748 * config/arm/arm.md (call, call_value): Update calls to
17749 arm_is_long(_)call_p. Simplify logic.
17750 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
17751 Update calls to arm_is_long(_)call_p.
17753 2007-05-25 Richard Guenther <rguenther@suse.de>
17755 PR tree-optimization/31982
17756 * tree-ssa-forwprop.c
17757 (forward_propagate_addr_into_variable_array_index): Handle arrays
17758 with element size one.
17760 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
17762 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
17763 (umulsi3_highpart): Likewise.
17765 2007-05-24 Ian Lance Taylor <iant@google.com>
17767 PR rtl-optimization/32069
17768 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
17771 2007-05-24 Ollie Wild <aaw@google.com>
17773 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
17776 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
17778 * postreload-gcse.c (reg_changed_after_insn_p): New function.
17779 (oprs_unchanged_p): Use it to check all registers in a REG.
17780 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
17781 (reg_set_between_after_reload_p): Delete.
17782 (reg_used_between_after_reload_p): Likewise.
17783 (reg_set_or_used_since_bb_start): Likewise.
17784 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17785 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17786 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17787 * rtlanal.c (reg_set_p): Check whether REG overlaps
17788 regs_invalidated_by_call, rather than just checking the
17789 membership of REGNO (REG).
17791 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17793 * doc/passes.texi: Document predictive commoning.
17794 * doc/invoke.texi (-fpredictive-commoning): Document.
17795 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17796 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17797 adding indices to the generated name.
17798 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17799 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17800 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17801 (op_symbol_code): ... and exported.
17802 (dump_omp_clause, op_symbol): Use op_symbol_code
17803 instead of op_symbol_1.
17804 * tree-pass.h (pass_predcom): Declare.
17805 * timevar.def (TV_PREDCOM): New timevar.
17806 * tree-ssa-loop.c (run_tree_predictive_commoning,
17807 gate_tree_predictive_commoning, pass_predcom): New.
17808 * tree-data-ref.c (find_data_references_in_loop): Find the
17809 references in dominance order.
17810 (canonicalize_base_object_address): Ensure that the result has
17812 (dr_analyze_innermost): Export.
17813 (create_data_ref): Code to fail for references with invariant
17815 (find_data_references_in_stmt): ... here.
17816 * tree-data-ref.h (dr_analyze_innermost): Declare.
17817 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17818 (aff_combination_find_elt, name_expansion_hash,
17819 name_expansion_eq, tree_to_aff_combination_expand,
17820 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17822 * tree-affine.h (aff_combination_constant_multiple_p,
17823 tree_to_aff_combination_expand): Declare.
17824 * tree-predcom.c: New file.
17825 * common.opt (fpredictive-commoning): New option.
17826 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17827 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17828 * Makefile.in (tree-predcom.o): Add.
17829 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17830 * passes.c (init_optimization_passes): Add dceloop after
17831 copy propagation in loop optimizer. Add predictive commoning
17832 to loop optimizer passes.
17834 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17836 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17839 2007-05-24 Jan Hubicka <jh@suse.cz>
17841 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17843 (genheader): Include statistics.h.
17845 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17847 * print-rtl.c (flag_dump_unnumbered): Update comments.
17848 (print_rtl): Fix my previous change.
17849 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17852 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17854 PR middle-end/32018
17855 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17857 (thread_through_all_blocks): Call initialize_original_copy_tables
17858 and free_original_copy_tables.
17859 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17861 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17862 * cfghooks.c (duplicate_block): Use get_loop_copy.
17863 * cfg.c: Include cfgloop.h.
17864 (loop_copy): New hash table.
17865 (initialize_original_copy_tables): Initialize loop_copy table.
17866 (free_original_copy_tables): Free loop_copy table.
17867 (copy_original_table_clear, copy_original_table_set,
17868 set_loop_copy, get_loop_copy): New functions.
17869 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17870 * cfgloop.h (struct loop): Remove copy field.
17871 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17872 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17874 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17876 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17877 -msse/-msse2/-msse3.
17879 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17881 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17882 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17884 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17887 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17888 * targhooks.h (default_mangle_decl_assembler_name): Declare
17890 * targhooks.c (default_mangle_decl_assembler_name): Define
17892 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17894 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17895 * langhooks.c (lhd_set_decl_assembler_name): Call
17896 targetm.mangle_decl_assembler_name for names with global scope.
17898 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17900 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17901 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17903 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17904 New. Factored out of i386_pe_encode_section_info.
17905 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17906 Move check for prior decoration of stdcall
17907 symbols to i386_pe_encode_section_info.
17908 (i386_pe_encode_section_info): Adjust call to
17909 gen_stdcall_or_fastcall_suffix. Use
17910 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17911 (i386_pe_mangle_decl_assembler_name): New. Wrap
17912 i386_pe_maybe_mangle_decl_assembler_name.
17914 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17916 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17917 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17918 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17919 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17920 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17923 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17924 Nigel Stephens <nigel@mips.com>
17925 Richard Sandiford <richard@codesourcery.com>
17927 Fix up MIPS16 hard float and add support for complex.
17929 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17930 (TARGET_SOFT_FLOAT_ABI): New.
17931 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17932 __mips_soft_float to reflect the ABI in use, not whether the
17933 FPU is directly accessible (e.g., in MIPS16 mode).
17934 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17935 (UNITS_PER_FPVALUE): Likewise.
17937 * config/mips/mips.c (mips_expand_call): Remove redundant
17938 TARGET_MIPS16 check.
17939 (mips_arg_regno): New.
17940 (function_arg_advance): When setting bits in cum->fp_code for
17941 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17943 (function_arg): Use mips_arg_regno.
17944 (mips_return_mode_in_fpr_p): New.
17945 (mips16_call_stub_mode_suffix): New.
17946 (mips16_cfun_returns_in_fpr_p): New.
17947 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17948 (mips_output_function_prologue): Test mips16_hard_float, not
17949 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17950 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17951 return value into a floating-point register.
17952 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17953 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17954 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17955 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17956 word of double arguments from or to the high bits of 64-bit
17957 floating point registers.
17958 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17959 (mips16_fpret_double): New helper function.
17960 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17961 support for complex modes. Fill in DECL_RESULT for stubdecl.
17962 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17964 * config/mips/mips16.S
17965 (RET, ARG1, ARG2): New.
17966 (MERGE_GPRf, MERGE_GPRt): New.
17967 (DELAYt, DELAYf): New.
17968 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17969 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17970 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17971 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17972 (SFOP): Renamed to...
17973 (OPSF3): This, and macro-ified. Updated all uses.
17974 (SFOP2): Renamed to...
17975 (OPSF2): This, and macro-ified. Updated all uses.
17976 (SFCMP): Renamed to...
17977 (CMPSF): This, and macro-ified. Updated all uses.
17978 (SFREVCMP): Renamed to...
17979 (REVCMPSF): This, and macro-ified. Updated all uses.
17980 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17981 (LDDBL1, LDDBL2, RETDBL): Deleted.
17982 (DFOP): Renamed to...
17983 (OPDF3): This, and macro-ified. Updated all uses.
17984 (DFOP2): Renamed to...
17985 (OPDF2): This, and macro-ified. Updated all uses.
17986 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17987 (DFCMP): Renamed to...
17988 (CMPDF): This, and macro-ified. Updated all uses.
17989 (DFREVCMP): Renamed to...
17990 (REVCMPDF): This, and macro-ified. Updated all uses.
17991 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17992 (RET_FUNCTION): New.
17993 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17994 (__mips16_ret_sc, __mips16_ret_dc): New.
17995 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17996 STUB_ARGS_6, STUB_ARGS_10): New.
17997 (CALL_STUB_NO_RET): New.
17998 (__mips16_call_stub_1): Macro-ified.
17999 (__mips16_call_stub_5): Macro-ified.
18000 (__mips16_call_stub_2): Macro-ified.
18001 (__mips16_call_stub_6): Macro-ified.
18002 (__mips16_call_stub_9): Macro-ified.
18003 (__mips16_call_stub_10): Macro-ified.
18004 (CALL_STUB_RET): New.
18005 (__mips16_call_stub_sf_0): Macro-ified.
18006 (__mips16_call_stub_sf_1): Macro-ified.
18007 (__mips16_call_stub_sf_5): Macro-ified.
18008 (__mips16_call_stub_sf_2): Macro-ified.
18009 (__mips16_call_stub_sf_6): Macro-ified.
18010 (__mips16_call_stub_sf_9): Macro-ified.
18011 (__mips16_call_stub_sf_10): Macro-ified.
18012 (__mips16_call_stub_df_0): Macro-ified.
18013 (__mips16_call_stub_df_1): Macro-ified.
18014 (__mips16_call_stub_df_5): Macro-ified.
18015 (__mips16_call_stub_df_2): Macro-ified.
18016 (__mips16_call_stub_df_6): Macro-ified.
18017 (__mips16_call_stub_df_9): Macro-ified.
18018 (__mips16_call_stub_df_10): Macro-ified.
18019 (__mips16_call_stub_sc_0): New.
18020 (__mips16_call_stub_sc_1): New.
18021 (__mips16_call_stub_sc_5): New.
18022 (__mips16_call_stub_sc_2): New.
18023 (__mips16_call_stub_sc_6): New.
18024 (__mips16_call_stub_sc_9): New.
18025 (__mips16_call_stub_sc_10): New.
18026 (__mips16_call_stub_dc_0): New.
18027 (__mips16_call_stub_dc_1): New.
18028 (__mips16_call_stub_dc_5): New.
18029 (__mips16_call_stub_dc_2): New.
18030 (__mips16_call_stub_dc_6): New.
18031 (__mips16_call_stub_dc_9): New.
18032 (__mips16_call_stub_dc_10): New.
18034 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18035 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18036 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18038 2007-05-23 Ian Lance Taylor <iant@google.com>
18040 * doc/invoke.texi (Invoking GCC): Document that the order of the
18043 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18046 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18047 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18048 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18052 * config/score/score.c (score_print_operand): Make sure that only
18053 lower bits are used.
18055 2007-05-22 Ian Lance Taylor <iant@google.com>
18057 * tree-vrp.c (avoid_overflow_infinity): New static function,
18058 broken out of set_value_range_to_value.
18059 (set_value_range_to_value): Call avoid_overflow_infinity.
18060 (extract_range_from_assert): Likewise.
18062 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18064 PR middle-end/31095
18065 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18066 change the type before looking for a COMPOUND_EXPR.
18068 2007-05-22 Ian Lance Taylor <iant@google.com>
18070 * lower-subreg.c (decompose_multiword_subregs): If we change an
18071 insn, call remove_retval_note on it.
18073 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18075 * regs.h (end_hard_regno): New function.
18076 (END_HARD_REGNO, END_REGNO): New macros.
18077 (add_to_hard_reg_set): New function.
18078 (remove_from_hard_reg_set): Likewise.
18079 (in_hard_reg_set_p): Likewise.
18080 (overlaps_hard_reg_set_p): Likewise.
18081 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18082 (note_btr_set): Use END_HARD_REGNO.
18083 * caller-save.c (setup_save_areas): Use end_hard_regno.
18084 (mark_set_regs): Use END_HARD_REGNO.
18085 (add_stored_regs): Use end_hard_regno.
18086 (mark_referenced_regs): Use add_to_hard_reg_set.
18087 * combine.c (update_table_tick): Use END_REGNO.
18088 (record_value_for_reg): Likewise.
18089 (record_dead_and_set_regs): Likewise.
18090 (get_last_value_validate): Likewise.
18091 (use_crosses_set_p): Likewise.
18092 (reg_dead_at_p_1): Likewise.
18093 (reg_dead_at_p): Likewise.
18094 (mark_used_regs_combine): Use add_to_hard_reg_set.
18095 (move_deaths): Use END_HARD_REGNO.
18096 (reg_bitfield_target_p): Use end_hard_regno.
18097 (distribute_notes): Use END_HARD_REGNO.
18098 * cse.c (mention_regs): Use END_REGNO.
18099 (insert): Use add_to_hard_reg_set.
18100 (invalidate): Use END_HARD_REGNO.
18101 (invalidate_for_call): Likewise.
18102 (exp_equiv_p): Use END_REGNO.
18103 (cse_insn): Likewise.
18104 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18105 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18106 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18107 * function.c (keep_stack_depressed): Use end_hard_regno.
18108 * global.c (global_alloc): Use end_hard_regno.
18109 (global_conflicts): Use add_to_hard_reg_set instead of
18111 (find_reg): Likewise.
18112 (mark_reg_store): Likewise.
18113 (mark_reg_conflicts): Likewise.
18114 (mark_reg_death): Use remove_from_hard_reg_set.
18115 (mark_reg_live_nc): Delete.
18116 (set_preference): Use end_hard_regno.
18117 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18118 remove_from_hard_reg_set.
18119 (post_mark_life): Use add_to_hard_reg_set.
18120 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18121 (reg_becomes_live): Use add_to_hard_reg_set.
18122 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18123 (peep2_find_free_register): Use add_to_hard_reg_set.
18124 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18125 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18126 * regrename.c (note_sets): Use add_to_hard_reg_set.
18127 (clear_dead_regs): Use remove_from_hard_reg_set.
18128 (regrename_optimize): Use add_to_hard_reg_set.
18129 (find_oldest_value_reg): Use in_hard_reg_set_p.
18130 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18131 (hard_reg_set_here_p): Use end_hard_regno.
18132 (decompose): Likewise.
18133 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18134 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18135 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18136 (mark_home_live): Use end_hard_regno.
18137 (spill_hard_reg): Likewise.
18138 (clear_reload_reg_in_use): Likewise.
18139 * reorg.c (delete_prior_computation): Use END_REGNO.
18140 * resource.c (update_live_status): Use END_HARD_REGNO.
18141 (mark_referenced_resources): Use add_to_hard_reg_set.
18142 (mark_set_resources): Likewise.
18143 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18144 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18145 (reg_overlap_mentioned_p): Likewise.
18146 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18147 (covers_regno_no_parallel_p): Use END_REGNO.
18148 (find_regno_note): Likewise.
18149 (find_reg_fusage): Use END_HARD_REGNO.
18150 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18151 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18153 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18155 * mode-switching.c (reg_dies): Change type of second argument to
18157 (optimize_mode_switching): Update accordingly.
18159 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18161 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18163 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18164 (hard_reg_set_empty_p): ...these new functions.
18165 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18166 GO_IF_HARD_REG_SUBSET.
18167 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18168 instead of GO_IF_HARD_REG_EQUAL.
18169 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18170 instead of GO_IF_HARD_REG_EQUAL.
18171 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18172 GO_IF_HARD_REG_SUBSET.
18173 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18174 GO_IF_HARD_REG_EQUAL.
18175 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18176 of GO_IF_HARD_REG_SUBSET.
18177 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18178 instead of GO_IF_HARD_REG_EQUAL.
18179 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
18180 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
18181 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
18182 of GO_IF_HARD_REG_SUBSET,
18183 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
18184 GO_IF_HARD_REG_SUBSET.
18185 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
18186 instead of GO_IF_HARD_REG_EQUAL.
18187 * config/sh/sh.c (push_regs, calc_live_regs): Use
18188 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
18189 (hard_regs_intersect_p): Delete.
18191 2007-05-22 Janis Johnson <janis187@us.ibm.com>
18193 * doc/sourcebuild.texi (Test Directives) Add dg-message.
18195 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
18196 Richard Henderson <rth@redhat.com>
18198 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
18200 (x86_64-*-*): Likewise.
18202 * i386/i386-modes.def (V2QI): New.
18204 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
18206 (override_options): Support SSE4.1.
18207 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
18208 (IX86_BUILTIN_BLENDPS): Likewise.
18209 (IX86_BUILTIN_BLENDVPD): Likewise.
18210 (IX86_BUILTIN_BLENDVPS): Likewise.
18211 (IX86_BUILTIN_PBLENDVB128): Likewise.
18212 (IX86_BUILTIN_PBLENDW128): Likewise.
18213 (IX86_BUILTIN_DPPD): Likewise.
18214 (IX86_BUILTIN_DPPS): Likewise.
18215 (IX86_BUILTIN_INSERTPS128): Likewise.
18216 (IX86_BUILTIN_MOVNTDQA): Likewise.
18217 (IX86_BUILTIN_MPSADBW128): Likewise.
18218 (IX86_BUILTIN_PACKUSDW128): Likewise.
18219 (IX86_BUILTIN_PCMPEQQ): Likewise.
18220 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
18221 (IX86_BUILTIN_PMAXSB128): Likewise.
18222 (IX86_BUILTIN_PMAXSD128): Likewise.
18223 (IX86_BUILTIN_PMAXUD128): Likewise.
18224 (IX86_BUILTIN_PMAXUW128): Likewise.
18225 (IX86_BUILTIN_PMINSB128): Likewise.
18226 (IX86_BUILTIN_PMINSD128): Likewise.
18227 (IX86_BUILTIN_PMINUD128): Likewise.
18228 (IX86_BUILTIN_PMINUW128): Likewise.
18229 (IX86_BUILTIN_PMOVSXBW128): Likewise.
18230 (IX86_BUILTIN_PMOVSXBD128): Likewise.
18231 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
18232 (IX86_BUILTIN_PMOVSXWD128): Likewise.
18233 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
18234 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
18235 (IX86_BUILTIN_PMOVZXBW128): Likewise.
18236 (IX86_BUILTIN_PMOVZXBD128): Likewise.
18237 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
18238 (IX86_BUILTIN_PMOVZXWD128): Likewise.
18239 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18240 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18241 (IX86_BUILTIN_PMULDQ128): Likewise.
18242 (IX86_BUILTIN_PMULLD128): Likewise.
18243 (IX86_BUILTIN_ROUNDPD): Likewise.
18244 (IX86_BUILTIN_ROUNDPS): Likewise.
18245 (IX86_BUILTIN_ROUNDSD): Likewise.
18246 (IX86_BUILTIN_ROUNDSS): Likewise.
18247 (IX86_BUILTIN_PTESTZ): Likewise.
18248 (IX86_BUILTIN_PTESTC): Likewise.
18249 (IX86_BUILTIN_PTESTNZC): Likewise.
18250 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18251 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18252 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18253 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18254 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18255 (bdesc_ptest): New.
18256 (bdesc_sse_3arg): Likewise.
18257 (bdesc_2arg): Likewise.
18258 (bdesc_1arg): Likewise.
18259 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18261 (ix86_expand_sse_4_operands_builtin): New.
18262 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18263 smaller than 8 bits as the 2nd arg.
18264 (ix86_expand_sse_ptest): New.
18265 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18266 (ix86_expand_vector_set): Support SSE4.1.
18267 (ix86_expand_vector_extract): Likewise.
18269 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18270 __SSE4_1__ for -msse4.1.
18272 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18273 (UNSPEC_INSERTPS): Likewise.
18274 (UNSPEC_DP): Likewise.
18275 (UNSPEC_MOVNTDQA): Likewise.
18276 (UNSPEC_MPSADBW): Likewise.
18277 (UNSPEC_PHMINPOSUW): Likewise.
18278 (UNSPEC_PTEST): Likewise.
18279 (UNSPEC_ROUNDP): Likewise.
18280 (UNSPEC_ROUNDS): Likewise.
18282 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18284 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18285 (const_pow2_1_to_32768_operand): Likewise.
18287 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18290 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18292 (sse4_1_insertps): Likewise.
18293 (*sse4_1_extractps): Likewise.
18294 (sse4_1_ptest): Likewise.
18295 (sse4_1_mulv2siv2di3): Likewise.
18296 (*sse4_1_mulv4si3): Likewise.
18297 (*sse4_1_smax<mode>3): Likewise.
18298 (*sse4_1_umax<mode>3): Likewise.
18299 (*sse4_1_smin<mode>3): Likewise.
18300 (*sse4_1_umin<mode>3): Likewise.
18301 (sse4_1_eqv2di3): Likewise.
18302 (*sse4_1_pinsrb): Likewise.
18303 (*sse4_1_pinsrd): Likewise.
18304 (*sse4_1_pinsrq): Likewise.
18305 (*sse4_1_pextrb): Likewise.
18306 (*sse4_1_pextrb_memory): Likewise.
18307 (*sse4_1_pextrw_memory): Likewise.
18308 (*sse4_1_pextrq): Likewise.
18309 (sse4_1_blendpd): Likewise.
18310 (sse4_1_blendps): Likewise.
18311 (sse4_1_blendvpd): Likewise.
18312 (sse4_1_blendvps): Likewise.
18313 (sse4_1_dppd): Likewise.
18314 (sse4_1_dpps): Likewise.
18315 (sse4_1_movntdqa): Likewise.
18316 (sse4_1_mpsadbw): Likewise.
18317 (sse4_1_packusdw): Likewise.
18318 (sse4_1_pblendvb): Likewise.
18319 (sse4_1_pblendw): Likewise.
18320 (sse4_1_phminposuw): Likewise.
18321 (sse4_1_extendv8qiv8hi2): Likewise.
18322 (*sse4_1_extendv8qiv8hi2): Likewise.
18323 (sse4_1_extendv4qiv4si2): Likewise.
18324 (*sse4_1_extendv4qiv4si2): Likewise.
18325 (sse4_1_extendv2qiv2di2): Likewise.
18326 (*sse4_1_extendv2qiv2di2): Likewise.
18327 (sse4_1_extendv4hiv4si2): Likewise.
18328 (*sse4_1_extendv4hiv4si2): Likewise.
18329 (sse4_1_extendv2hiv2di2): Likewise.
18330 (*sse4_1_extendv2hiv2di2): Likewise.
18331 (sse4_1_extendv2siv2di2): Likewise.
18332 (*sse4_1_extendv2siv2di2): Likewise.
18333 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18334 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18335 (sse4_1_zero_extendv4qiv4si2): Likewise.
18336 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18337 (sse4_1_zero_extendv2qiv2di2): Likewise.
18338 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18339 (sse4_1_zero_extendv4hiv4si2): Likewise.
18340 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18341 (sse4_1_zero_extendv2hiv2di2): Likewise.
18342 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18343 (sse4_1_zero_extendv2siv2di2): Likewise.
18344 (*sse4_1_zero_extendv2siv2di2): Likewise.
18345 (sse4_1_roundpd): Likewise.
18346 (sse4_1_roundps): Likewise.
18347 (sse4_1_roundsd): Likewise.
18348 (sse4_1_roundss): Likewise.
18349 (mulv4si3): Don't expand for SSE4.1.
18350 (smax<mode>3): Likewise.
18351 (umaxv4si3): Likewise.
18352 (uminv16qi3): Likewise.
18353 (umin<mode>3): Likewise.
18354 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18356 * doc/extend.texi: Document SSE4.1 built-in functions.
18358 * doc/invoke.texi: Document -msse4.1.
18360 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18362 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18363 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18364 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18365 (ASM_SPEC): Add asm_pcrel_spec.
18366 (EXTRA_SPECS): Add asm_pcrel_spec.
18368 2007-05-21 David Daney <ddaney@avtrex.com>
18370 * doc/install.texi (Building a cross compiler): Add requirements
18371 for Java cross compiler.
18373 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18375 PR middle-end/31995
18376 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
18377 Add loopno argument. Use evolution_function_is_invariant_rec_p
18378 instead of evolution_function_is_constant_p.
18379 Update calls to evolution_function_is_affine_multivariate_p.
18380 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
18381 Add loopno argument.
18382 * tree-scalar-evolution.c (gather_chrec_stats): Call
18383 evolution_function_is_affine_multivariate_p with a loop
18385 * tree-data-ref.c (analyze_miv_subscript): Likewise.
18386 (analyze_overlapping_iterations): Likewise.
18387 (access_functions_are_affine_or_constant_p): Likewise.
18388 (build_classic_dist_vector_1): If the access functions
18389 are equal, don't do anything.
18391 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
18392 Paolo Carlini <pcarlini@suse.de>
18393 Uros Bizjak <ubizjak@gmail.com>
18395 * c-cppbuiltin.c (c_cpp_builtins): Define
18396 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
18397 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
18398 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
18399 * doc/cpp.texi ([Standard Predefined Macros]): Document.
18401 2007-05-21 Mike Stump <mrs@apple.com>
18403 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
18405 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18407 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
18409 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
18410 implementation if __OPTIMIZE__ is not defined.
18411 (_mm_alignr_pi8): Ditto.
18412 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18413 (_mm_inserti_si64): Ditto.
18414 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18415 (_mm_slli_epi16): Ditto.
18416 (_mm_slli_epi32): Ditto.
18417 (_mm_slli_epi64): Ditto.
18418 (_mm_srai_epi16): Ditto.
18419 (_mm_srai_epi32): Ditto.
18420 (_mm_srli_si128): Ditto.
18421 (_mm_slli_si128): Ditto.
18422 (_mm_srli_epi16): Ditto.
18423 (_mm_srli_epi32): Ditto.
18424 (_mm_srli_epi64): Ditto.
18425 (_mm_extract_epi16): Ditto.
18426 (_mm_insert_epi16): Ditto.
18427 (_mm_shufflehi_epi16): Ditto.
18428 (_mm_shufflelo_epi16): Ditto.
18429 (_mm_shuffle_epi32): Ditto.
18430 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
18431 (_m_pextrw): Ditto.
18432 (_mm_insert_pi16): Ditto.
18433 (_m_pinsrw): Ditto.
18434 (_mm_shuffle_pi16): Ditto.
18435 (_m_pshufw): Ditto.
18436 (_mm_shufle_ps): Ditto.
18437 (_mm_prefetch): Ditto.
18439 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
18441 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
18442 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
18443 * real.c (encode_i370_single, decode_i370_single,
18444 encode_i370_double, decode_i370_double): Functions removed.
18445 (i370_single_format, i370_double_format): Initializations removed.
18446 (real_maxval, round_for_format, exact_real_truncate, significand_size):
18447 Consider the log2_b field to always be one.
18448 (ieee_single_format, mips_single_format, coldfire_single_format,
18449 ieee_double_format, mips_double_format, coldfire_double_format,
18450 ieee_extended_motorola_format, ieee_extended_intel_96_format,
18451 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
18452 ibm_extended_format, mips_extended_format, ieee_quad_format,
18453 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
18454 decimal_single_format, decimal_double_format, decimal_quad_format,
18455 c4x_single_format, c4x_extended_format, real_internal_format): Remove
18456 initialization of log2_b.
18457 * real.h (i370_single_format, i370_double_format): Declarations
18459 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
18460 field to always be one.
18462 2007-05-21 Andreas Schwab <schwab@suse.de>
18464 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
18465 NOTE_INSN_BASIC_BLOCK_P.
18466 (process_for_unwind_directive): Likewise.
18468 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
18470 * builtins.c (expand_builtin_setjmp_setup): Update comment.
18471 * function.h (struct function): Move va_list_gpr_size,
18472 va_list_fpr_size, function_frequency to front of bitfields. Add
18474 (current_function_calls_unwind_init): New.
18475 * except.c (expand_builtin_unwind_init): Set
18476 current_function_calls_unwind_init not
18477 current_function_has_nonlocal_label.
18478 * reload1.c (has_nonexceptional_receiver): New.
18479 (reload): Use it and current_function_calls_unwind_init to
18480 determine whether call-saved regs must be saved.
18482 2007-05-20 Jan Hubicka <jh@suse.cz>
18484 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
18485 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18486 * ddg.c (create_ddg): LIkewise.
18487 * final.c (final): Remove hunk moving line number notes around since
18488 they are no longer present at this stage.
18489 (final_scan_insn): Use NOTE_KIND instead of
18490 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18491 (output_asm_label): Likewise.
18492 * reorg.c (dbr_schedule): Likewise.
18493 * haifa-sched.c (unlink_other_notes): Likewise.
18494 * mode-switching.c (optimize_mode_switching): Likewise.
18495 * graph.c (start_bb): Likewise.
18496 * rtl.def (NOTE): Update description.
18497 * jump.c (squeeze_notes): Delete.
18498 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
18499 NOTE_INSN_BASIC_BLOCK_P when possible.
18500 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
18501 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
18502 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18503 (dwarf2out_var_location): Likewise.
18504 * cfgbuild.c (make_edges): Likewise.
18505 (find_basic_blocks_1): Likewise.
18506 * function.c (reorder_blocks_1): Likewise.
18507 (epilogue_done): Likewise.
18508 (reposition_prologue_and_epilogue_notes): Likewise.
18509 * print-rtl.c (print_rtx): Likewise; drop code for printing
18511 (print_rtl): Likewise.
18512 (print_rtl_single): Likewise.
18513 * gcse.c (insert_insn_start_bb): Likewise.
18514 * alias.c (init_alias_analysis): Likewise.
18515 * calls.c (fixup_tail_calls): Likewise.
18516 * except.c (sjlj_emit_function_enter): Likewise.
18517 * emit-rtl.c (add_insn_after): Likeiwse.
18518 (emit_label_before): Likewise.
18519 (emit_label_after): Likewise.
18520 (emit_note_before, emit_note_after, emit_note): Update
18521 parameter to be enum insn_note; do not deal with source
18523 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
18524 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
18526 (merge_blocks_move_successor_nojumps): Simplify now when
18527 we don't have BLOCK notes.
18528 (try_optimize_cfg): Likewise.
18529 * cfglayout.c (skip_insns_after_block): Likewise.
18530 (record_effective_endpoints): Likewise.
18531 (duplicate_insn_chain): Likewise.
18532 * varasm.c (output_constant_pool_1): Likewise.
18533 * sched-deps.c (sched_analyze): Likewise.
18534 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
18536 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
18537 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
18538 (SET_INSN_DELETED): Simplify.
18539 (NOTE_LINE_NUMBER): Exterminate.
18540 (NOTE_LINE_KIND): New.
18541 (NOTE_INSN_BASIC_BLOCK_P): Update.
18542 (enum insn_note): Simplify.
18543 (GET_NOTE_INSN_NAME) Simplify.
18544 (emit_note_before, emit_note_after, emit_note): Update prototype.
18545 (squeeze_notes): Remove.
18546 * sched-int.h (NOTE_NOT_BB_P): Update.
18547 * resource.c (mark_target_live_regs): Update.
18548 * sched-rgn.c (debug_dependencies): Update.
18549 * sched-vis.c (print_insn): Update.
18550 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
18551 * config/i386/i386.c (ix86_output_function_epilogue): Update.
18552 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
18553 (TARGET_ADJUST_UNROLL_MAX): Likewise.
18554 (split_branches): Update.
18555 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
18557 (sh_adjust_unroll_max): Exterminate.
18558 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
18559 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
18560 (m68hc11_reorg): Likewise.
18561 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
18562 (emit_predicate_relation_info): Update.
18563 (process_for_unwind_directive): Update.
18564 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
18565 (output_call): Update.
18566 * config/pa/pa.c (output_lbranch): Update.
18567 (output_millicode_call): Update.
18568 (output_call): Update.
18569 (pa_combine_instructions): Update.
18570 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
18571 * config/bfin/bfin.c (gen_one_bundle): Update.
18572 * cfgrtl.c (can_delete_note_p): Update.
18573 (delete_insn): Update.
18574 (rtl_merge_blocks): Update.
18575 (commit_one_edge_insertion): Update.
18576 (rtl_verify_flow_info): Update.
18577 * stmt.c (expand_case): Do not call squeeze_notes.
18579 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18586 * c.opt (Wtype-limits): New.
18587 * doc/invoke.texi (Wtype-limits): Document it.
18588 (Wextra): Enabled by -Wextra.
18589 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18590 * c-common.c (shorten_compare): Warn with Wtype-limits.
18592 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18594 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
18595 inlined function, not as a macro.
18596 (_mm_alignr_pi8): Ditto.
18597 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18598 (_mm_inserti_si64): Ditto.
18599 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18600 (_mm_extract_epi16): Ditto.
18601 (_mm_insert_epi16): Ditto.
18602 (_mm_shufflehi_epi16): Ditto.
18603 (_mm_shufflelo_epi16): Ditto.
18604 (_mm_shuffle_epi32): Ditto.
18605 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
18606 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
18608 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
18610 (_m_to_float): Use C89 compatible assignment.
18612 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
18615 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
18617 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18620 * doc/invoke.texi (Wreturn-type): Complete description.
18621 (Wextra): Delete item about return-type warning.
18622 * c-decl.c: Delete redundant Wextra warning.
18624 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18627 * config/i386/pmmintrin.h: Do not include xmmintrin.h
18628 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
18629 inlined function, not as a macro.
18630 (_mm_prefetch): Ditto.
18631 (_m_pextrw): Ditto.
18632 (_mm_insert_pi16): Ditto.
18633 (_m_pinsrw): Ditto.
18634 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
18635 (_m_pshufw): Ditto. Add const to __N argument.
18636 (_mm_shufle_ps): Ditto. Add const to __mask argument.
18637 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
18638 (_mm_slli_epi32): Ditto.
18639 (_mm_srli_si128): Implement as always inlined function, not as a
18640 macro. Add __inline to function declaration.
18641 (_mm_slli_si128): Ditto.
18643 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
18645 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
18646 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
18648 (struct fenv): New structure.
18649 (FP_HANDLE_EXCEPTIONS): New define.
18650 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
18651 (_FP_DECL_EXP): New define.
18652 (FP_INIT_ROUNDMODE): New define.
18653 (FP_ROUNDMODE): New define.
18655 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18657 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
18658 (Wconversion): Update description.
18659 (Wconversion-sign): New.
18660 * c.opt (Wconversion-sign): New.
18661 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
18662 means disabled for C++. Otherwise, take the status of Wconversion.
18663 * c-common.c (conversion_warning): Warn with either Wconversion or
18665 (warnings_for_convert_and_check): Conditions are already checked by
18666 conversion_warning.
18667 (convert_and_check): Don't check warnings if the conversion failed.
18669 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
18670 Anatoly Sokolov <aesok@dol.ru>
18672 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
18673 avr_epilogue_uses) : Add declaration.
18674 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
18675 * config/avr/constraints.md (R): New constraint.
18676 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
18677 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
18678 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
18679 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
18680 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
18681 call_prologue_saves, epilogue_restores, return_from_epilogue,
18682 return_from_main_epilogue, return_from_interrupt_epilogue,
18683 return_from_naked_epilogue, prologue, epilogue): New patterns.
18684 (jump): Handle symbol reference.
18685 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
18686 avr_output_function_prologue, avr_output_function_epilogue): Remove
18688 (avr_init_machine_status, expand_prologue, expand_epilogue,
18689 avr_asm_function_end_prologue, avr_epilogue_uses,
18690 avr_asm_function_begin_epilogue): New functions.
18691 (prologue_size, epilogue_size, jump_tables_size): Remove global
18693 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
18694 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
18695 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
18696 (avr_override_options): Initialise init_machine_status.
18697 (output_movhi): Handle all stack pointer loads.
18698 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
18699 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
18700 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
18701 (EPILOGUE_USES) Redefine.
18702 (machine_function) Declare.
18704 2007-05-19 Richard Sandiford <richard@codesourcery.com>
18706 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
18707 Use a single return statement.
18709 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18711 PR middle-end/30250
18712 * builtins.c (do_mpfr_lgamma_r): New.
18713 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
18714 * tree.h (CASE_FLT_FN_REENT): New.
18716 2007-05-18 Geoffrey Keating <geoffk@apple.com>
18718 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
18719 (output_die): Use 'unsigned long' with %x.
18720 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
18721 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
18722 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
18724 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
18726 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
18731 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
18732 true if function has no argument.
18734 2007-05-18 DJ Delorie <dj@redhat.com>
18736 * config/mips/mips.c (mips_offset_within_alignment_p): New.
18737 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
18739 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18741 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
18742 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
18743 count_trailing_zeros.
18744 (__i386__): Implement count_leading_zeros using __builtin_clz().
18745 Implement count_trailing_zeros usign __builtin_ctz().
18747 2007-05-18 Richard Sandiford <richard@codesourcery.com>
18749 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18751 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18753 PR middle-end/31344
18754 * expr.c (emit_move_change_mode): Change mode of push operands here.
18756 2007-05-17 Ian Lance Taylor <iant@google.com>
18758 PR tree-optimization/31953
18759 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
18760 Change all callers.
18761 (set_value_range_to_null): Call set_value_range_to_value.
18762 (extract_range_from_comparison): Likewise.
18764 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18766 * toplev.c (print_version): Output GMP/MPFR version info.
18768 * builtins.c (CASE_MATHFN_REENT): New macro.
18769 (mathfn_built_in): Use it.
18770 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
18771 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
18772 BUILT_IN_LGAMMAL_R): New.
18773 * doc/extend.texi: Document new builtins.
18775 PR middle-end/31796
18776 * builtins.c (do_mpfr_remquo): New.
18777 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
18778 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18780 PR middle-end/30251
18781 * builtins.c (fold_builtin_1): Handle y0, y1.
18782 (fold_builtin_2): Handle yn.
18784 PR middle-end/30251
18785 * builtins.c (do_mpfr_bessel_n): New.
18786 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18787 (fold_builtin_2): Handle BUILT_IN_JN.
18789 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18792 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18793 TYPE_PRECISION (intmax_type_node).
18795 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18798 * reload.c (subst_reloads): Remove checking.
18800 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18802 PR rtl-optimization/31691
18803 * combine.c (simplify_set): Build a new src pattern instead of
18804 substituting its operands in the COMPARE case.
18806 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18808 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18809 (execute_vrp): Preserve loops through jump threading.
18810 * tree-ssa-threadupdate.c (thread_single_edge,
18811 dbds_continue_enumeration_p, determine_bb_domination_status,
18812 thread_through_loop_header): New functions.
18813 (create_edge_and_update_destination_phis,
18814 create_edge_and_update_destination_phis): Set loops for the new blocks.
18815 (prune_undesirable_thread_requests): Removed.
18816 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18818 (thread_block): Do not call prune_undesirable_thread_requests.
18820 (mark_threaded_blocks): Select edges to thread here.
18821 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18822 Thread edges through loop headers independently.
18823 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18824 * tree-pass.h (TODO_mark_first_instance): New.
18825 (first_pass_instance): Declare.
18826 * cfghooks.c (duplicate_block): Put the block to the original loop
18827 if copy is not specified.
18828 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18829 jump threading. Pass may_peel_loop_headers to
18830 thread_through_all_blocks according to first_pass_instance.
18831 * cfgloop.h (create_preheader): Declare.
18832 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18833 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18834 * passes.c (first_pass_instance): New variable.
18835 (next_pass_1): Set TODO_mark_first_instance.
18836 (execute_todo): Set first_pass_instance.
18838 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18840 PR tree-optimization/24659
18841 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18842 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18843 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18844 OTI_vec_pack_ufix_trunc.
18845 (vec_unpacks_float_hi_optab): Define new macro.
18846 (vec_unpacks_float_lo_optab): Ditto.
18847 (vec_unpacku_float_hi_optab): Ditto.
18848 (vec_unpacku_float_lo_optab): Ditto.
18849 (vec_pack_sfix_trunc_optab): Ditto.
18850 (vec_pack_ufix_trunc_optab): Ditto.
18851 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18852 and vec_pack_[s|u]fix_trunc_optab using
18853 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18854 * tree-vectorizer.c (supportable_widening_operation): Handle
18855 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18856 (supportable_narrowing_operation): New function.
18857 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18858 * tree-vect-transform.c (vectorizable_conversion): Handle
18859 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18860 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18861 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18862 to check for target support.
18863 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18864 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18865 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18866 for VEC_PACK_FIX_TRUNC_EXPR.
18867 (expand_binop): Special case mode of the result for
18868 vec_pack_[u|s]fix_trunc_optab.
18869 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18870 vec_pack_[u|s]fix_trunc_optab.
18872 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18873 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18874 * tree-pretty-print.c (dump_generic_node): Handle
18875 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18876 VEC_PACK_FIX_TRUNC_EXPR.
18878 * expr.c (expand_expr_real_1): Ditto.
18879 * tree-inline.c (estimate_num_insns_1): Ditto.
18880 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18882 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18883 (vec_unpacks_float_lo_v8hi): Ditto.
18884 (vec_unpacku_float_hi_v8hi): Ditto.
18885 (vec_unpacku_float_lo_v8hi): Ditto.
18886 (vec_unpacks_float_hi_v4si): Ditto.
18887 (vec_unpacks_float_lo_v4si): Ditto.
18888 (vec_pack_sfix_trunc_v2df): Ditto.
18890 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18892 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18893 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18894 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18895 [vec_pack_ufix_trunc]: Ditto.
18896 [vec_unpacks_float_hi]: Ditto.
18897 [vec_unpacks_float_lo]: Ditto.
18898 [vec_unpacku_float_hi]: Ditto.
18899 [vec_unpacku_float_lo]: Ditto.
18901 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18903 * soft-fp/README: Update for new files.
18904 * soft-fp/floattisf.c: New file.
18905 * soft-fp/floattidf.c: New file.
18906 * soft-fp/floattitf.c: New file.
18907 * soft-fp/floatuntisf.c: New file.
18908 * soft-fp/floatuntidf.c: New file.
18909 * soft-fp/floatuntitf.c: New file.
18910 * soft-fp/fixsfti.c: New file.
18911 * soft-fp/fixdfti.c: New file.
18912 * soft-fp/fixtfti.c: New file.
18913 * soft-fp/fixunssfti.c: New file.
18914 * soft-fp/fixunsdfti.c: New file.
18915 * soft-fp/fixunstfti.c: New file.
18916 * soft-fp/extendxftf.c: New file.
18917 * soft-fp/trunctfxf.c: New file.
18919 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18920 (__trunctfxf2): Ditto.
18922 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18923 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18924 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18925 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18926 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18927 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18929 * config/i386/t-fprules-softfp64: New file.
18930 * config/i386/sfp-machine.h: New file.
18931 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18932 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18933 and soft-fp/t-softfp to tmake_file.
18934 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18935 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18937 * config/i386/t-linux64 (softfp_wrap_start): New.
18938 (softfp_wrap_end): New.
18939 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18940 supported for TARGET_64BIT.
18942 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18944 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18945 c_common_unsigned_type behavior.
18947 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18949 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18952 2007-05-16 Eric Christopher <echristo@apple.com>
18954 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18955 saving after stack push. Set sp_offset whenever we push.
18956 (rs6000_emit_epilogue): Move altivec register restore before
18959 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18961 * configure.ac: Allow sysroots to be relocated under $prefix as
18962 well as $exec_prefix.
18963 * configure: Regenerate.
18965 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18969 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18971 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18972 (gcc_tooldir): Likewise.
18973 * configure: Regenerate.
18974 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18975 old configure.ac gcc_tooldir setting.
18976 (prefix_to_exec_prefix): New variable.
18977 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18978 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18980 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18982 * c-typeck.c (build_binary_op): Return early for error.
18984 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18986 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18987 struct nb_iter_bound.
18988 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18989 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18990 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18991 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18992 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18993 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18994 (del_scev_info): Use ggc_free.
18995 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18996 * loop-init.c: Include ggc.h.
18997 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18998 (loop_optimizer_finalize): Use ggc_free.
18999 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
19000 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
19001 pass_iv_optimize): Add TODO_ggc_collect.
19002 * function.h (struct function): Remove skip marker from
19004 * cfgloop.c: Include ggc.h.
19005 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
19007 (establish_preds): Vector superloops is gc allocated.
19008 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
19010 (flow_loops_find): Vector larray is gc allocated.
19011 (loop_exit_free): Use ggc_free.
19012 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
19013 that head of exits list is now not a part of struct loop.
19014 (record_loop_exits): Allocate exits table in gc memory.
19015 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
19016 that head of exits list is now not a part of struct loop.
19017 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
19018 struct loop_exit): Add GTY marker.
19019 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19020 Add skip marker to aux field. Make head of exits list a separate
19022 (struct loops): Add GTY marker. Make larray vector gc allocated.
19023 Add param marker to exits table.
19024 (get_loops): Type changed.
19025 * Makefile.in (tree-scalar-evolution.o): Add
19026 gt-tree-scalar-evolution.h dependency.
19027 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19028 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19029 * basic-block.h (struct basic_block_def): Remove skip marker from
19032 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19034 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19035 of 0 in the call to expand_expr().
19036 (expand_builtin_mathfn_3): Ditto.
19037 (expand_builtin_interclass_mathfn): Ditto.
19038 (expand_builtin_cexpi): Ditto.
19039 (expand_builtin_int_roundingfn): Ditto.
19040 (expand_builtin_int_roundingfn_2): Ditto.
19041 (expand_builtin_pow): Ditto.
19042 (expand_builtin_powi): Ditto.
19043 (expand_builtin_bswap): Ditto.
19044 (expand_builtin_unop): Ditto.
19045 (expand_builtin_fabs): Ditto.
19046 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19047 the call to expand_expr().
19048 (expand_builtin_sync_operation): Ditto.
19049 (expand_builtin_compare_and_swap): Ditto.
19050 (expand_builtin_lock_test_and_set): Ditto.
19051 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19052 instead of 0 in the call to expand_expr().
19053 (expand_builtin_extract_return_addr): Ditto.
19054 (expand_builtin_eh_return): Ditto.
19055 (expand_eh_return): Ditto.
19056 * explow.c (expr_size): Ditto.
19057 * expr.c (optimize_bitfield_assignment_op): Ditto.
19058 (expand_assignement): Ditto.
19059 (store_expr): Ditto.
19060 (store_field): Ditto.
19061 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19062 the call to expand_expr().
19063 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19064 in the call to expand_expr().
19065 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19066 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19067 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19069 * optabs.c (expand_vec_shift_expr): Ditto.
19070 (expand_vec_cond_expr): Ditto.
19071 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19072 call to expand_expr().
19073 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19074 in the call to expand_expr().
19076 2007-05-14 Dave Korn <dave.korn@artimi.com>
19078 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19080 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19082 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19083 instead of c_common_unsigned_type.
19084 (c_common_unsigned_type): Remove.
19085 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19086 c_common_unsigned_type.
19087 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19088 c_common_unsigned_type.
19089 * c-common.h (c_common_unsigned_type): Remove.
19090 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19091 c_common_unsigned_type.
19092 * c-format.c (check_format_types): Use unsigned_type_for instead of
19093 c_common_unsigned_type.
19094 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19095 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19096 of c_common_unsigned_type.
19097 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19098 lang_hooks.types.unsigned_type.
19099 * expmed.c (make_tree): Use unsigned_type_for instead of
19100 lang_hooks.types.unsigned_type.
19101 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19102 lang_hooks.types.unsigned_type.
19103 (build_range_check): Likewise.
19104 (fold_unary): Likewise.
19105 (fold_binary): Likewise.
19106 (fold_ternary): Likewise.
19107 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19108 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19109 * tree.c (get_unsigned_type): New.
19110 (unsigned_type_for): Use get_unsigned_type instead of
19111 lang_hooks.types.unsigned_type.
19113 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19115 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19116 to m68k_get_function_kind. Update its prototype.
19117 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19119 (m68k_interrupt_function_p): Return enum m68k_function_type
19120 instead of bool. Rename to m68k_get_function_kind.
19121 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19122 target is not fido.
19123 (m68k_compute_frame_layout): Don't mark any register for save
19124 if an interrupt_thread attribute is specified.
19125 (m68k_hard_regno_rename_ok): Update a use of
19126 m68k_interrupt_function_p.
19127 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19128 m68k_interrupt_function_p.
19129 (m68k_function_type): New.
19130 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19131 for a function with an interrupt_thread attribute.
19132 * doc/extend.texi: Document the interrupt_thread attribute.
19134 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19136 Fix PR tree-optimization/31911
19137 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19138 if they didn't change the expression.
19140 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19142 * tree-scalar-evolution.c (resolve_mixers): Exported.
19143 * tree-scalar-evolution.h (resolve_mixers): Declare.
19144 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19145 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19146 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19147 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19148 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19149 strip_conversion, analyze_offset_expr, address_analysis,
19150 object_analysis, analyze_offset): Removed.
19151 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19152 split_constant_offset, canonicalize_base_object_address,
19153 object_address_invariant_in_loop_p, disjoint_objects_p,
19154 dr_may_alias_p, dr_address_invariant_p): New functions.
19155 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19156 and dr_analyze_alias.
19157 (initialize_data_dependence_relation): Use dr_may_alias_p
19158 and object_address_invariant_in_loop_p.
19159 (compute_self_dependence): Handle the case when
19160 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19161 (find_data_references_in_stmt): Restrict the analysis of data
19162 references to the given loop nest.
19163 (find_data_references_in_loop): Made static. Pass loop nest to
19164 find_data_references_in_stmt.
19165 (compute_data_dependences_for_loop): Use DR_VOPS.
19166 (free_data_ref): Free DR_VOPS.
19167 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19168 (struct innermost_loop_behavior): ... new.
19169 (struct base_object_info): Replaced by ...
19170 (struct indices): ... new.
19171 (struct dr_alias): New.
19172 (enum data_ref_type): Removed.
19173 (struct data_reference): Consist of struct innermost_loop_behavior,
19174 struct indices and struct dr_alias.
19175 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19176 (DR_MEMTAG): Renamed to ...
19177 (DR_SYMBOL_TAG): ... this.
19178 (find_data_references_in_loop): Declaration removed.
19179 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
19180 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
19181 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
19182 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
19184 2007-05-13 Revital Eres <eres@il.ibm.com>
19186 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
19187 which walks virtual def-use chains to find redundant stores.
19188 (dse_optimize_stmt): Call it.
19190 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19192 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
19193 * passes.c (init_optimization_passes): Move pass_jump_bypass
19196 * basic-block.h (bb_has_eh_pred): Fix style issue.
19198 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19200 PR rtl-optimization/31848
19201 * loop-invariant.c (move_invariant_reg): If we move an insn
19202 with a REG_EQUAL note, and that insn is not always executed,
19203 remove the REG_EQUAL note.
19205 2007-05-12 Richard Guenther <rguenther@suse.de>
19207 PR tree-optimization/31797
19208 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
19209 propagate into a stmt that has volatile ops.
19211 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19213 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19214 (gcc_tooldir): Likewise.
19215 * configure: Regenerate.
19216 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19217 old configure.ac gcc_tooldir setting.
19218 (prefix_to_exec_prefix): New variable.
19219 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19220 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19222 2007-05-11 Silvius Rus <rus@google.com>
19224 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
19225 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
19226 * c-common.h (strict_aliasing_warning): Change return type.
19227 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
19228 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19229 (build_c_cast): Condition call to strict_aliasing_warning.
19230 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
19231 * flags.h (set_Wstrict_aliasing): Declare.
19232 * opts.c (set_Wstrict_alising): Define, add call to.
19233 * tree-flow.h (strict_aliasing_warning_backend): Declare.
19234 * tree-ssa-alias-warnings.c: New file.
19235 * tree-ssa-alias.c (compute_may_aliases): Add call to
19236 strict_aliasing_warning_backend.
19238 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19240 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19241 Use loop_depth and loop_outer accessor functions.
19242 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19243 determine_invariantness_stmt, move_computations_stmt): Ditto.
19244 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19245 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19246 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19247 * tree-scalar-evolution.c (interpret_loop_phi,
19248 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19249 instantiate_parameters_1, scev_const_prop): Ditto.
19250 * cfghooks.c (make_forwarder_block): Ditto.
19251 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19252 * modulo-sched.c (loop_canon_p): Ditto.
19253 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19254 slpeel_can_duplicate_loop_p): Ditto.
19255 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19256 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19257 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19258 cancel_loop, verify_loop_structure): Ditto.
19259 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19260 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19261 superloops vector instead of "pred" array.
19262 (establish_preds): Take father loop as an argument. Initialize the
19264 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19265 Do not initialize loop->outer.
19266 (flow_loop_tree_node_remove): Truncate the superloops vector.
19267 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19268 "pred" merged to "superloops" vector.
19269 (loop_depth, loop_outer): New.
19270 (fel_init): Use loop_outer.
19272 2007-05-11 Jan Hubicka <jh@suse.cz>
19274 * cgraphunit.c: Include gt-cgraphunit.h
19275 (static_ctors, static_dtors): New static vars.
19276 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19277 based on implementation in c-common.c
19278 (cgraph_finalize_function): Call record_cdtor_fn.
19279 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19280 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19281 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19282 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19283 build_cdtor, c_build_cdtor_fns): Remove.
19284 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19285 c_build_cdtor_fns): Remove prototype.
19287 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19290 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19291 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19292 * builtins.c (fold_builtin_memchr): New.
19293 (expand_builtin_memchr): Call the latter.
19294 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19295 * doc/extend.texi ([Other built-in functions provided by GCC]):
19298 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19300 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19301 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19302 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19303 PFPO_OP1_TYPE_SHIFT): Constants added.
19304 (DFP_ALL): Mode macro defined.
19305 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19306 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19307 Insn definitions added.
19308 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19309 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19312 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19314 PR tree-optimization/31885
19315 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19316 NULL_TREE to be undetermined.
19317 (automatically_generated_chrec_p): Return false for NULL.
19319 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19321 * config/bfin/bfin.h (MOVE_RATIO): Define.
19323 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19325 * config.gcc (sparc-wrs-vxworks): New target.
19326 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19327 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19328 * config/sparc/sparc.h: Include vxworks-dummy.h.
19329 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19330 include LABEL_REFs too.
19331 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19332 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19334 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19336 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19337 (sparc_emit_call_insn): New function.
19338 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19339 functions when generating VxWorks PIC.
19340 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19341 (call, call_value): Use sparc_emit_call_insn instead of
19344 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19346 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19348 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19350 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19351 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19352 split_double instead of operand_subword.
19354 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19356 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19357 * config/bfin/bfin.c (bfin_local_alignment): New function.
19358 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19360 2007-05-08 Chao-ying Fu <fu@mips.com>
19362 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19363 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19364 (smsub_widen_optab, umsub_widen_optab): Define.
19365 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19367 * genopinit.c (optabs): Fill in smsub_widen_optab and
19369 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
19370 and umsub_widen_optab to implement multiply-subtract sequences.
19371 * config/mips/mips.md (*msac<u>_di): Rename to...
19372 (<u>msubsidi4): ...this. Extend condition to include
19373 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19374 of operand 0 to "ka" and use the three-operand form of msub<u>
19376 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
19379 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19381 PR rtl-optimization/28011
19382 * reload.c (push_reload): Set dont_share if IN appears in OUT
19383 also when IN is a PLUS rtx.
19384 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
19387 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
19389 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
19390 call unshare_all_decls.
19391 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
19392 (unshare_all_decls): Remove.
19394 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19397 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
19400 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
19401 Nigel Stephens <nigel@mips.com>
19403 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
19404 Update comments and all uses.
19405 (MIN_FPRS_PER_FMT): Define.
19406 * config/mips/mips.c (function_arg): Fix to correctly handle
19407 the -mips32r2 -mfp64 -mabi=32 case.
19408 (override_options): Enable use of odd-numbered registers for
19409 SFmode values on MIPS32.
19410 (mips_save_reg_p): Save whole floating-point register pair if
19411 either half is used.
19412 (compute_frame_size): Fix comment.
19414 2007-05-08 Jie Zhang <jie.zhang@analog.com>
19416 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
19417 argument of type bool.
19418 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
19419 argument. Safely select temporary P register according to it.
19420 (do_link): Change call site of add_to_reg accordingly.
19421 (do_unlink): Add epilogue_p as a fourth argument and pass it
19423 (expand_interrupt_handler_epilogue): Change call of do_unlink
19425 (bfin_expand_prologue): Add a third argument sibcall_p.
19426 * config/bfin/bfin.md (epilogue): Change call of
19427 bfin_expand_epilogue accordingly.
19428 (sibcall_epilogue): Likewise.
19429 (eh_return_internal): Likewise.
19431 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19432 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
19433 * config/bfin/bfin.c (bfin_handle_option): Handle
19434 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
19435 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
19436 Support bf534, bf536 and bf561.
19437 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
19439 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
19442 * config/i386/i386.c (ix86_function_regparm): Process local
19443 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
19445 2007-05-07 Mike Stump <mrs@apple.com>
19447 * doc/invoke.texi (Warning Options): Document that -Wempty-body
19448 also checks for and while statements in C++.
19450 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
19452 * gcc.c (at_file_supplied): New variable.
19453 (main): Set it if we expanded argv.
19454 (do_spec_1): Pass an @-file to the linker if we were called with
19455 an @-file argument and HAVE_GNU_LD.
19456 * collect2.c (at_file_supplied): New variable.
19457 (response_file): New variable.
19458 (collect_exit): Unlink response_file if necessary.
19459 (handler): Likewise.
19460 (do_wait): Likewise.
19461 (main): Set at_file_supplied if we expanded argv.
19462 (collect_execute): Pass an @-file to subprocesses if we were called
19463 with an @-file argument.
19464 * configure.ac: Add define for HAVE_GNU_LD.
19465 * configure: Regenerate.
19466 * config.in: Regenerate.
19468 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
19470 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
19471 operand to HI mode.
19476 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
19478 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19479 (TARGET_ENCODE_SECTION_INFO): Re-define.
19480 (m32c_encode_section_info): New
19481 (function_vector_handler): New
19482 (current_function_special_page_vector): New
19483 (m32c_special_page_vector_p): New.
19484 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19486 * config/m32c/jump.md: Added instruction JSRS for functions
19487 with attribute "function_vector".
19488 * doc/extend.texi (function_vector): Added description
19489 for M16C, M32C targets.
19491 2007-05-07 DJ Delorie <dj@redhat.com>
19494 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
19495 ashrpsi3, lshrpsi3): Update shift count constraint.
19497 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
19498 Nathan Froyd <froydnj@codesourcery.com>
19501 * c-incpath.c (add_path): Strip trailing path separators.
19503 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
19505 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
19506 Free dominance info before purging EH edges.
19507 (eliminate_degenerate_phis): Likewise.
19508 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
19510 2007-05-07 Jan Hubicka <jh@suse.cz>
19512 * gimplify.c (gimplify_expr): Do not crash when folding
19513 (void *)(int)&a + 4.
19515 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19518 * c-opts.c (lang_fortran): Make it non static.
19519 * c-common.h (lang_fortran): New prototype.
19520 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19521 -lang-fortran option was passed by the driver.
19523 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
19525 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
19526 of ASSERT_CHECKING. Tweak message.
19528 2007-05-06 Revital Eres <eres@il.ibm.com>
19531 * loop-unroll.c (insert_var_expansion_initialization):
19532 Initialize the expansions with -zero instead of +zero.
19534 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
19536 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
19537 into pic and non-pic versions. Mark r19 as used for
19538 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
19539 for tgd_load, tld_load and tie_load .
19540 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19541 version of tgd_load, tld_load and tie_load depending on the
19544 2007-05-04 Ulrich Drepper <drepper@redhat.com>
19545 Jakub Jelinek <jakub@redhat.com>
19547 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
19548 (__do_global_dtors_aux): Use more paranoid loop to run
19549 destructors if HIDDEN_DTOR_LIST_END.
19550 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
19552 2007-05-04 Jakub Jelinek <jakub@redhat.com>
19554 * varasm.c (align_variable): Don't increase alignment for
19555 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
19556 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
19558 2007-05-04 Josh Conner <jconner@apple.com>
19560 * basic-block.h (cdi_direction): Assign values to all enumeration
19562 (dom_computed): Remove.
19563 (dom_info_state): New.
19564 (set_dom_info_availability): New.
19565 * tree-ssa-loop-im.c (determine_invariantness): Initialize
19566 walk_data.dom_direction.
19567 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
19568 instead of dom_computed[].
19569 (split_edge): Likewise.
19570 (create_basic_block): Likewise.
19571 (merge_blocks): Likewise.
19572 * ifcvt.c (find_if_header): Likewise.
19573 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19574 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19575 * tree-ssa.c (verify_ssa): Likewise.
19576 * tree-cfg.c (tree_verify_flow_info): Likewise.
19577 (remove_edge_and_dominated_blocks): Likewise.
19578 * dominance.c (dom_computed): Make static.
19579 (calc_dfs_tree_nonrec): Change third param to a bool.
19580 (calc_dfs_tree): Change second param to a bool.
19581 (calc_idioms): Change second param to a bool. Use
19582 dom_convert_dir_to_idx.
19583 (init_dom_info): Validate dir before using.
19584 (dom_convert_dir_to_idx): New.
19585 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
19586 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
19587 (free_dominance_info): Use dom_convert_dir_to_idx.
19588 (get_immediate_dominator): Likewise.
19589 (set_immediate_dominator): Likewise.
19590 (get_dominated_by): Likewise.
19591 (redirect_immediate_dominators): Likewise.
19592 (nearest_common_denominator): Likewise.
19593 (dominated_by_p): Likewise.
19594 (bb_dom_dfs_in): Likewise.
19595 (bb_dom_dfs_out): Likewise.
19596 (recount_dominator): Likewise.
19597 (iterate_fix_dominators): Likewise.
19598 (add_to_dominance_info): Likewise.
19599 (delete_from_dominance_info): Likewise.
19600 (first_dom_son): Likewise.
19601 (next_dom_son): Likewise.
19602 (dom_info_available_p): Likewise.
19603 (dom_info_state): New.
19604 (set_dom_info_availability): New.
19606 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19608 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
19610 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
19612 2007-05-04 Bob Wilson <bob.wilson@acm.org>
19614 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
19615 (subdi3, subdi_carry): Delete.
19617 2007-05-04 Jan Hubicka <jh@suse.cz>
19618 Richard Guenther <rguenther@suse.de>
19620 * opts.c (decode_options): Do not fiddle with inlining
19621 parameters in case of optimizing for size.
19622 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
19623 for size do nothing.
19624 (cgraph_decide_inlining_of_small_function): When optimizing for
19625 size never inline functions increasing caller size.
19626 (cgraph_early_inlining): Inline for size when optimizing for size.
19628 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
19630 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
19631 logical operations piecewise.
19632 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
19633 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
19634 subdi_sesidi_di): Delete.
19635 (add_with_carry): Produce carry in CC instead of a DREG to shorten
19636 the generated sequence. Allow three-reg add in constraints. Rewrite
19637 the rtl expression for carry to avoid zero_extend of a constant.
19638 (sub_with_carry): New pattern.
19639 (adddi3, subdi3): Change into define_expand. For subtract, generate a
19640 different sequence not involving jumps.
19641 (notbi): Now a named pattern.
19643 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
19645 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
19646 Add the note about a significant loss of accuracy of some
19647 mathematical routines when these options are used.
19649 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19651 * haifa-sched.c (rtx_vec_t): New typedef.
19652 (contributes_to_priority_p): Extract piece of priority () into new
19654 (priority): Use the function. Add assertion.
19655 (rank_for_schedule, set_priorities): Add assertion to check that
19656 insn's priority is initialized.
19657 (clear_priorities, calc_priorities): Change signature. Make it update
19658 all relevant insns. Update all callers ('add_to_speculative_block ()'
19659 and 'create_block_check_twin ()').
19660 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19661 Add new field 'priority_status'.
19662 (INSN_PRIORITY_STATUS): New macro.
19663 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
19665 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19667 * sched-ebb.c (debug_ebb_dependencies): New static function.
19668 (init_ready_list): Use it.
19670 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
19671 with changed signature and 'debug_rgn_dependencies ()'.
19672 (debug_rgn_dependencies): New static function.
19673 (init_ready_list): Use it.
19675 * sched-int.h (debug_dependencies): Declare.
19677 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19679 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
19681 2007-05-04 Dirk Mueller <dmueller@suse.de>
19683 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
19685 2007-05-03 Jan Hubicka <jh@suse.cz>
19687 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
19688 ((T1)X op (T1)Y), for pointer type in more cases than before.
19690 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
19692 * tree-object-size.c (plus_expr_object_size): When operand size is
19693 unknown, return unknown.
19695 2007-05-03 Dirk Mueller <dmueller@suse.de>
19697 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
19699 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
19702 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
19704 2007-05-03 Janis Johnson <janis187@us.ibm.com>
19706 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
19708 2007-05-03 Joseph Myers <joseph@codesourcery.com>
19710 * config/soft-fp/double.h, config/soft-fp/extended.h,
19711 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
19712 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
19713 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
19714 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
19717 2007-05-03 Ian Lance Taylor <iant@google.com>
19719 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19720 MASK_PPC_GFXOPT for 8540 or 8548.
19722 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19724 * tree-vect-transform.c (vect_update_inits_of_drs): Use
19725 vect_print_dump_info() to output debug information.
19727 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19730 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
19731 operands of size 2 when operand is not MEM_P.
19733 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19735 PR tree-optimization/30565
19736 * lambda-code.c (perfect_nestify): Fix updating of dominators.
19738 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
19740 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
19741 (umulsi3_highpart): Use them.
19742 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
19743 for final accumulator to D regisster tranfser.
19745 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
19747 PR tree-optimization/31699
19748 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
19750 (vect_enhance_data_refs_alignment): Compute peel amount using
19751 TYPE_VECTOR_SUBPARTS instead of vf.
19752 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
19754 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
19757 * system.h: Remove inclusion of double-int.h
19758 * tree.h: Include double-int.h
19759 * gengtype.c: Likewise
19760 * cfgloop.h: Likewise
19761 * Makefile.in: Adjust dependencies on double-int.h
19763 2007-05-02 Eric Christopher <echristo@apple.com>
19765 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
19766 -shared to -Zdynamiclib.
19768 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
19771 * c-common.c (strip_pointer_or_array_types): New function.
19772 * c-common.h (strip_pointer_or_array_types): New function declaration.
19774 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19776 PR tree-optimization/31771
19777 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
19779 2007-05-02 Paul Brook <paul@codesourcery.com>
19781 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19783 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19785 PR middle-end/29715
19786 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19789 2007-05-02 Nick Clifton <nickc@redhat.com>
19791 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19793 2007-05-02 Richard Guenther <rguenther@suse.de>
19795 PR tree-optimization/31146
19796 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19797 argument, single_use_p. If we have a single use that is
19798 a conversion to the definition rhs type, propagate that rhs.
19799 (forward_propagate_addr_expr): Pass single_use_p argument
19800 to forward_propagate_addr_expr_1.
19802 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19804 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19807 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19809 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19810 'AMD Family 10 core'.
19812 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19814 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19815 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19816 with SSE3 instruction set support.
19817 * doc/invoke.texi: Likewise.
19819 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19821 * config/i386/i386.c (override_options): Tuning 32-byte loop
19822 alignment for amdfam10 architecture. Increasing the max loop
19823 alignment to 24 bytes.
19825 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19827 * config/m68k/constraints.md: New.
19828 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19829 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19830 EXTRA_CONSTRAINT): Remove.
19831 * config/m68k/m68k.md: Include constraints.md.
19832 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19834 2007-05-01 Ian Lance Taylor <iant@google.com>
19836 PR tree-optimization/31739
19837 * tree-vrp.c (vrp_val_is_max): New static function.
19838 (vrp_val_is_min): New static function.
19839 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19841 (set_value_range): Use vrp_val_is_{max,min}.
19842 (extract_range_from_assert): Likewise.
19843 (extract_range_from_binary_expr): Likewise.
19844 (extract_range_from_unary_expr): Likewise.
19845 (dump_value_range, vrp_meet): Likewise.
19846 (vrp_visit_phi_node): Likewise.
19847 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19849 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19851 * config/i386/gmon-sol2.c (size_t): New type.
19852 (intptr_t): Likewise.
19853 (s_textsize): Declare as size_t.
19855 (monstartup): Use size_t for sizes.
19856 (_mcount): Save and restore registers.
19857 (internal_mcount): Pass 0 as the first argument to monstartup
19859 (moncontrol): Convert pointer to appropriately sized integer
19860 before passing to profil.
19862 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19864 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19865 __NO_FPRS__, not just if _SOFT_DOUBLE.
19866 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19867 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19868 also for E500 double.
19869 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19870 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19873 2007-05-01 Richard Guenther <rguenther@suse.de>
19875 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19878 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19880 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19882 2007-05-01 Jan Hubicka <jh@suse.cz>
19884 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19887 2007-05-01 Jan Hubicka <jh@suse.cz>
19889 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19890 (maybe_fold_offset_to_reference): Declare.
19891 * fold-const.c (fold_unary): Do not fold
19892 (type *)&A into &A->field_of_type_and_offset_0
19893 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19894 size is unknown, give up.
19895 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19897 (maybe_fold_offset_to_reference): New.
19898 (maybe_fold_stmt_indirect): Use it.
19899 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19900 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19902 (gimplify_expr): Likewise for plus_expr.
19904 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19906 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19907 bsi_after_labels. Always insert statements before bsi.
19908 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19909 * predict.c (apply_return_prediction): Check for empty blocks.
19910 * cfgexpand.c (lab_rtx_for_bb): New variable.
19911 (label_rtx_for_bb): Do not create new tree labels.
19912 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19913 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19914 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19916 (label_for_bb): Add field used.
19917 (update_eh_label, main_block_label): Mark the label used.
19918 (cleanup_dead_labels): Remove unused labels.
19920 2007-05-01 Richard Guenther <rguenther@suse.de>
19922 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19923 if it is not about to be set.
19924 (get_value_range): Do not pre-allocate equiv bitmap.
19925 (update_value_range): No need to clear equiv field.
19926 (add_equivalence): Change prototype to get bitmap pointer.
19927 Allocate bitmap here if it is not already.
19928 (extract_range_from_assert): Do not allocate bitmap here.
19929 Update callers to add_equivalence.
19930 (extract_range_from_ssa_name): Likewise.
19931 (get_vr_for_comparison): New static helper.
19932 (compare_name_with_value): Handle NULL equiv bitmap by
19933 peeling the first iteration of the comparison loop.
19934 Use get_vr_for_comparison.
19935 (compare_names): Handle NULL equiv bitmaps by using fake
19936 ones. Use get_vr_for_comparison.
19938 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19940 * double-int.c (mpz_set_double_int): Moved from
19941 tree-ssa-loop-niter.c.
19942 (mpz_get_double_int): Likewise; also, add option to wrap
19943 out-of-range integers.
19944 * double-int.h: New prototypes for above.
19945 * tree.c (get_static_type_bounds): Moved from
19946 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19947 TYPE_MAX_VALUE if they exist..
19948 * tree.h: New prototype for above.
19949 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19950 get_type_bounds calls.
19951 (mpz_set_double_int): Move to double-int.c.
19952 (get_type_bounds): Move to tree.c, rename to
19953 get_static_type_bounds.
19954 (mpz_to_double_int): Move to double-int.c, rename to
19955 mpz_get_double_int.
19957 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19959 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19960 DIV0 exception can fall through to a normal return.
19962 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19964 PR middle-end/22156
19965 Temporarily revert:
19966 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19967 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19968 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19969 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19970 initialize align to silence bogus warning.
19971 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19972 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19974 (struct sra_walk_fns): Remove use_all parameter from use.
19975 (sra_hash_tree): Handle BIT_FIELD_REFs.
19976 (sra_elt_hash): Don't hash bitfld blocks.
19977 (sra_elt_eq): Skip them in parent compares as well. Handle
19979 (sra_walk_expr): Don't maintain or pass down use_all_p.
19980 (scan_use): Remove use_all parameter.
19981 (scalarize_use): Likewise. Re-expand assignment to
19982 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19983 output, and re-scalarize after output. Don't mark anything
19985 (scalarize_ldst): Adjust.
19986 (scalarize_walk_gimple_modify_statement): Likewise.
19987 (build_element_name_1): Handle BIT_FIELD_REFs.
19988 (instantiate_element): Don't warn for any element whose parent
19989 is used as a whole.
19990 (instantiate_missing_elements_1): Return the sra_elt.
19991 (canon_type_for_field): New.
19992 (try_instantiate_multiple_fields): New.
19993 (instantiate_missing_elemnts): Use them.
19994 (mark_no_warning): Removed.
19995 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19996 (REPLDUP, sra_build_elt_assignment): New.
19997 (generate_copy_inout): Use them.
19998 (generate_element_copy): Likewise. Handle bitfld differences.
19999 (generate_element_zero): Don't recurse for blocks. Use
20000 sra_build_elt_assignment.
20001 (generate_one_element_int): Take elt instead of var. Use
20002 sra_build_elt_assignment.
20003 (generate_element_init_1): Adjust.
20004 (scalarize_use, scalarize_copy): Use REPLDUP.
20005 (scalarize_ldst): Move assert before dereference.
20006 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
20008 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
20011 * tree.c (reconstruct_complex_type): Reconstruct a reference
20013 Also use the same mode for the pointer as the old pointer type.
20015 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
20017 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20020 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20022 PR rtl-optimization/31676
20023 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20024 (df_refs_record): Call it.
20026 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20028 * rtl.def (SS_ABS): New code.
20029 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20030 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20031 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20032 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20033 (bfin_init_builtins): Define them.
20034 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20035 (bfin_expand_builtin): ... and handle the others here.
20036 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20037 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20038 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20039 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20040 operand is only HImode.
20042 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20044 * regclass.c (scan_one_insn): Remove splitting of
20047 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20048 Nigel Stephens <nigel@mips.com>
20050 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20052 2007-04-28 Jan Hubicka <jh@suse.cz>
20054 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20055 insn_locators_alloc instead of insn_locators_initialize;
20056 call reset_block_changes.
20057 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20058 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20059 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20060 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20061 * config/score/score.c (th_output_mi_thunk): Likewise.
20062 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20063 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20064 tolerate uninitialized locator info.
20067 * function.c (init_function_start): Don't init line number info.
20068 (expand_function_end): Update.
20069 (reset_block_changes, record_block_change, finalize_block_changes,
20070 check_block_change, free_block_changes): Kill.
20071 * function.h (reset_block_changes, record_block_change,
20072 finalize_block_changes, check_block_change, free_block_changes):
20074 (struct function): Remove ib_boundaries_block.
20075 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20076 Use curr_insn_locator to initialize locator.
20077 (emit_line_note): Remove.
20078 * cfgexpand.c (expand_gimple_cond_expr): Update.
20079 (construct_exit_block): Likewise.
20080 (tree_expand_cfg): Initialize/finalize locators.
20081 * expr.c (expand_expr_real): Update.
20082 * cfglayout.c (line_locators_locs, line_locators_lines,
20083 file_locators_locs, file_locators_files): Remove.
20084 (set_block_levels): Move to cfgexpand.c.
20085 (insn_locators_initialize): Remove.
20086 (pass_insn_locators_initialize): Remove.
20087 (locations_locators_locs, locations_locators_vals): New static vars.
20088 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20090 (insn_locators_alloc, insn_locators_finalize,
20091 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20093 (locator_location): New.
20094 (locator_line, locator_file): Rewrite.
20095 * rtl.h (emit_line_note): Kill.
20096 (insn_locators_alloc, insn_locators_finalize,
20097 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20099 * tree-inline.c (initialize_cfun): Do not initialize
20100 ib_boundaries_block.
20101 * passes.c (pass_insn_locators_initialize): Remove.
20103 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20105 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20106 info. Update last_basic_block correctly.
20108 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20111 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20112 register itself to hold the offset constant. Tell flow the use
20113 of r4 and r5 when they are used.
20115 2007-04-27 Richard Guenther <rguenther@suse.de>
20117 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20118 if we simplified anything.
20119 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20120 warnings until we did a simplification and the stmt was not
20121 marked as TREE_NO_WARNING.
20123 2007-04-27 Mike Stump <mrs@apple.com>
20125 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20127 2007-04-27 Ian Lance Taylor <iant@google.com>
20129 PR middle-end/31710
20130 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20131 TYPE_MAX_VALUE exist, convert them to the new type.
20133 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20135 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20136 if it claims to be available.
20137 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20138 edge is redirected.
20139 (perform_tree_ssa_dce): Always free postdominators.
20141 2007-04-27 Richard Henderson <rth@redhat.com>
20143 * config/alpha/predicates.md (aligned_memory_operand): Mark
20144 as define_special_predicate.
20145 (unaligned_memory_operand, normal_memory_operand): Likewise.
20146 (reg_or_unaligned_mem_operand): Remove.
20147 (any_memory_operand): Match the documentation and check for
20148 non-renumbered pseudos during reload.
20149 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20150 alpha_secondary_reload_class, update to new interface, make static.
20151 Handle CQImode like HImode. Remove FP subreg check.
20152 (alpha_expand_mov): Use replace_equiv_address.
20153 (alpha_expand_mov_nobwx): Use any_memory_operand.
20154 (TARGET_SECONDARY_RELOAD): New.
20155 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20156 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20157 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20158 * config/alpha/alpha.md: ... here.
20159 (RELOAD12, reloadmode): New.
20161 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20162 Don't handle the aligned case here.
20163 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20164 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20165 reload_inhi_help. Don't expect a scratch register.
20166 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20168 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20170 2007-04-27 Richard Guenther <rguenther@suse.de>
20172 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20174 2007-04-27 Richard Guenther <rguenther@suse.de>
20176 PR tree-optimization/30965
20177 PR tree-optimization/30978
20178 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20179 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
20180 (find_equivalent_equality_comparison): Likewise.
20181 (simplify_cond): Likewise.
20182 (get_prop_source_stmt): New helper.
20183 (get_prop_dest_stmt): Likewise.
20184 (can_propagate_from): Likewise.
20185 (remove_prop_source_from_use): Likewise.
20186 (combine_cond_expr_cond): Likewise.
20187 (forward_propagate_comparison): New function.
20188 (forward_propagate_into_cond): Rewrite to use fold for
20190 (tree_ssa_forward_propagate_single_use_vars): Call
20191 forward_propagate_comparison to propagate comparisons.
20193 2007-04-27 Richard Guenther <rguenther@suse.de>
20195 PR tree-optimization/31715
20196 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
20197 sure to do computation on the offset in an appropriate
20200 2007-04-27 Richard Sandiford <richard@codesourcery.com>
20202 * reload.h (elimination_target_reg_p): Declare.
20203 * reload.c (find_reloads): Don't apply the reg_rtx move
20204 optimization if the SET_DEST satisfies elimination_target_reg_p.
20205 * reload1.c (elimination_target_reg_p): New function.
20206 (gen_reload): In the move/add2 fallback, make sure that op0
20207 does not overlap the destination register.
20209 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20211 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
20212 transform only GIMPLE_MODIFY_STMTs.
20213 * tree-complex.c (expand_complex_operations_1): Ditto.
20214 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
20215 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
20216 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
20218 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20219 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
20220 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
20221 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
20222 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
20223 slpeel_add_loop_guard): Ditto.
20224 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
20225 * lambda-code.c (perfect_nestify): Ditto.
20226 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
20227 before the first statement.
20228 * tree-optimize.c (execute_free_datastructures): Fix comments.
20229 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
20230 * tree-flow.h (disband_implicit_edges): Declaration removed.
20231 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
20233 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
20234 COND_EXPRs without gotos.
20235 (disband_implicit_edges, has_label_p): Removed.
20236 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
20237 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
20239 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20241 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20242 also for COND_EXPRs.
20243 * cfgexpand.c (label_rtx_for_bb): New function.
20244 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20245 Use label_rtx_for_bb to find the labels.
20246 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20247 last block. Detect fallthru edges.
20249 2007-04-26 Ian Lance Taylor <iant@google.com>
20252 * reload.c (find_reloads_subreg_address): If the address was valid
20253 in the original mode but not in the new mode, reload the whole
20256 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20258 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20259 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20260 (cleanup_control_expr_graph): Do not invalidate dominance info.
20261 Record altered blocks.
20262 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20263 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20264 cleanup_tree_cfg_bb): New functions.
20265 (remove_forwarder_block): Do not maintain the worklist of blocks.
20266 Record altered blocks.
20267 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20268 not over whole cfg.
20269 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20270 delete_unreachable_blocks if dominators are not available.
20271 * tree-inline.c (optimize_inline_calls): Free dominance information
20273 * tree-flow.h (remove_edge_and_dominated_blocks,
20274 cfgcleanup_altered_bbs): Altered.
20275 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20277 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20279 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20280 do not invalidate dominators.
20282 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20284 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20285 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20286 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20287 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20289 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20291 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20293 2007-04-26 Richard Guenther <rguenther@suse.de>
20295 PR tree-optimization/31703
20296 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20297 the right type for the target of the bittest.
20299 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20301 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20302 ix86_sol10_return_in_memory.
20304 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20306 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20309 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20312 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20314 PR tree-optimization/30558
20315 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20316 clear this_state.prev_try.
20318 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20319 Mark Mitchell <mark@codesourcery.com>
20321 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20322 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20323 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20325 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20328 * doc/invoke.texi (%:print-asm-header): Document.
20329 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20331 (static_spec_functions): Add print-asm-header.
20332 (main): Print a banner before the --target-help linker options.
20333 (print_asm_header_spec_function): New function.
20335 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20338 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20339 (movsf_ie): Likewise.
20341 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20343 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20345 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20347 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20348 exception for divide-by-zero.
20349 (__umodsi3, __modsi3): Likewise.
20351 2007-04-25 Dirk Mueller <dmueller@suse.de>
20353 * c-typeck.c (build_compound_expr): Annotate warning()
20354 call with OPT_Wunused_value.
20355 * tree-ssa.c (warn_uninit): Annotate warning with
20357 * c-common.c (handle_sentinel_attribute): Annotate warning
20358 call with OPT_Wattributes.
20360 2007-04-25 Thiemo Seufer <ths@mips.com>
20362 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20363 (mips16): Fix typo.
20364 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20365 on to the assembler. Improve handling of -mno-mips16. Add handling
20366 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20367 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20368 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
20369 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
20371 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
20374 * config/i386/winnt.c (i386_pe_file_end): Strip only
20375 USER_LABEL_PREFIX when writing export name.
20377 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20379 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
20380 sh/elf.h, vx-common.h and vxworks.h.
20381 * config/sh/sh.h: Include config/vxworks-dummy.h.
20382 (SUBTARGET_OVERRIDE_OPTIONS): Define.
20383 (OVERRIDE_OPTIONS): Use it.
20384 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
20385 (vxworks_picreg): New pattern.
20386 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
20387 VXWORKS_OS_CPP_BUILTINS.
20388 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
20389 to their VXWORKS_* equivalents.
20390 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
20391 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
20392 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
20393 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
20394 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
20395 -mrtp/-fPIC multilibs.
20396 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
20397 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
20398 (MULTILIB_OSDIRNAMES): Delete.
20400 2007-04-25 Anatoly Sokolov <aesok@post.ru>
20403 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
20405 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
20407 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
20408 rounding mode to be specified by the caller.
20409 (real_to_mpfr) Likewise.
20410 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
20411 include new arguments.
20412 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
20414 2007-04-24 Ian Lance Taylor <iant@google.com>
20416 PR tree-optimization/31605
20417 * tree-vrp.c (set_value_range): Check that min and max are not
20418 both overflow infinities.
20419 (set_value_range_to_value): New static function.
20420 (extract_range_from_binary_expr): Call set_value_range_to_value.
20421 (extract_range_from_cond_expr): Likewise.
20422 (extract_range_from_expr): Likewise.
20423 (extract_range_from_unary_expr): Likewise. Don't create a range
20424 which overflows on both sides.
20425 (vrp_meet): Check for a useless range.
20426 (vrp_visit_phi_node): If we see a constant which looks like an
20427 overflow infinity, turn off the TREE_OVERFLOW flag.
20429 2007-04-24 Ian Lance Taylor <iant@google.com>
20431 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
20433 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
20435 PR diagnostic/25923
20436 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
20437 diagnostic message is being built.
20438 * tree-pretty-print.c (dump_generic_node): Only write the
20439 formatted text into BUFFER's stream if we are not building a
20440 diagnostic message.
20441 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
20443 * Makefile.in (toplev.o): Depend on tree-pass.h.
20445 2007-04-24 Ian Lance Taylor <iant@google.com>
20447 PR tree-optimization/31602
20448 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
20449 conditionals in the copied loop header.
20450 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
20451 warnings if TREE_NO_WARNING is set.
20452 * doc/invoke.texi (Warning Options): Clarify that
20453 -Wstrict-overflow does not warn about loops.
20455 2007-04-24 Janis Johnson <janis187@us.ibm.com>
20457 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
20458 expand on the comment about _Decimal128 arguments and check the
20459 integer result of the modulus operation; for 64-bit ELF ABI, ensure
20460 that _Decimal128 argument uses even/odd register pair.
20461 (function_arg): Ditto.
20463 2007-04-24 Hui-May Chang <hm.chang@apple.com>
20465 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
20466 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
20468 2007-04-24 Richard Guenther <rguenther@suse.de>
20469 Olga Golovanevsky <olga@il.ibm.com>
20471 * fold-const.c (multiple_of_p): Check for bottom
20474 2007-04-24 Richard Henderson <rth@redhat.com>
20476 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
20477 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
20478 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
20479 looking for non-zero bits shifted out. Avoid a recursive call
20480 when constructing the scalar.
20481 (__floatundisf): Likewise.
20483 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
20485 * dwarf2out.c (field_byte_offset): Move the existing logic
20486 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
20487 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
20489 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20492 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
20493 length argument of 0 for memset.
20494 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
20495 unsigned shift instead of the signed variant.
20497 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20499 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
20500 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
20501 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
20502 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
20503 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
20504 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
20505 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
20506 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
20507 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
20508 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
20509 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
20510 "mul<mode>3", "div<mode>3"): Insn definitions added.
20511 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
20512 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
20513 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
20514 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
20515 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20516 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
20517 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
20518 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
20519 TARGET_FLOAT_FORMAT): Macro definitions removed.
20520 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
20521 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
20522 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
20523 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
20524 (s390_gen_rtx_const_DI): Function removed.
20525 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
20527 2007-04-24 Richard Sandiford <richard@codesourcery.com>
20529 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
20530 over an external ffs function.
20532 2007-04-24 Chao-ying Fu <fu@mips.com>
20533 Richard Sandiford <richard@nildram.co.uk>
20535 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
20536 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
20537 (smadd_widen_optab, umadd_widen_optab): Define.
20538 * optabs.c (init_optabs): Initialize smadd_widen_optab and
20540 * genopinit.c (optabs): Fill in smadd_widen_optab and
20542 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
20543 and umadd_widen_optab to implement multiply-add sequences.
20544 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
20545 (<u>maddsidi4): ...this. Extend condition to include
20546 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20547 of operand 0 to "ka" and use the three-operand form of madd<u>
20549 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
20551 * config/mips/constraints.md (ka): New register constraint.
20553 2007-04-24 Jan Hubicka <j@suse.cz>
20557 2007-04-23 Jan Hubicka <jh@suse.cz>
20558 * function.c (init_function_start): Don't init line number info.
20559 (expand_function_end): Update.
20560 (reset_block_changes, record_block_change, finalize_block_changes,
20561 check_block_change, free_block_changes): Kill.
20562 * function.h (reset_block_changes, record_block_change,
20563 finalize_block_changes, check_block_change, free_block_changes):
20565 (struct function): Remove ib_boundaries_block.
20566 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20567 Use curr_insn_locator to initialize locator.
20568 (emit_line_note): Remove.
20569 * cfgexpand.c (expand_gimple_cond_expr): Update.
20570 (construct_exit_block): Likewise.
20571 (tree_expand_cfg): Initialize/finalize locators.
20572 * expr.c (expand_expr_real): Update.
20573 * cfglayout.c (line_locators_locs, line_locators_lines,
20574 file_locators_locs, file_locators_files): Remove.
20575 (set_block_levels): Move to cfgexpand.c.
20576 (insn_locators_initialize): Remove.
20577 (pass_insn_locators_initialize): Remove.
20578 (locations_locators_locs, locations_locators_vals): New static vars.
20579 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20581 (insn_locators_alloc, insn_locators_finalize,
20582 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20584 (locator_location): New.
20585 (locator_line, locator_file): Rewrite.
20586 * rtl.h (emit_line_note): Kill.
20587 (insn_locators_alloc, insn_locators_finalize,
20588 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20590 * tree-inline.c (initialize_cfun): Do not initialize
20591 ib_boundaries_block.
20592 * passes.c (pass_insn_locators_initialize): Remove.
20594 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
20596 * doc/invoke.texi: Removed leading '-' from option index entries.
20598 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
20600 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
20602 (create_phi_node): Use set_phi_nodes.
20603 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
20604 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
20605 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
20606 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
20607 (bsi_start, bsi_last): Use bb_stmt_list.
20608 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
20609 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
20610 Traverse the statements using tsi iterator.
20611 * basic-block.h (struct basic_block_def): Fields stmt_list
20612 and phi_nodes moved to ...
20613 (struct tree_bb_info): ... new structure.
20614 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
20615 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
20616 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
20617 (tree_verify_flow_info): Verify that il.tree is not set for
20618 entry and exit block.
20619 (tree_split_block): Use set_bb_stmt_list.
20621 2007-04-23 Mike Stump <mrs@apple.com>
20623 * config/i386/i386.c (ix86_tune_features
20624 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
20627 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20629 * config/i386/i386.md (prefix_extra): New attribute.
20630 (length): Add prefix_extra.
20632 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
20633 (sse2_movntv2di): Likewise.
20634 (sse2_cvtps2dq): Likewise.
20635 (sse2_cvtpd2pi): Likewise.
20636 (sse2_cvttpd2pi): Likewise.
20637 (*sse2_cvtpd2ps): Likewise.
20638 (*add<mode>3): Likewise.
20639 (sse2_ssadd<mode>3): Likewise.
20640 (sse2_usadd<mode>3): Likewise.
20641 (*sub<mode>3): Likewise.
20642 (sse2_sssub<mode>3): Likewise.
20643 (sse2_ussub<mode>3): Likewise.
20644 (*mulv8hi3): Likewise.
20645 (*smulv8hi3_highpart): Likewise.
20646 (*umulv8hi3_highpart): Likewise.
20647 (sse2_umulv2siv2di3): Likewise.
20648 (sse2_pmaddwd): Likewise.
20649 (ashr<mode>3): Likewise.
20650 (lshr<mode>3): Likewise.
20651 (ashl<mode>3): Likewise.
20652 (sse2_ashlti3): Likewise.
20653 (sse2_lshrti3): Likewise.
20654 (*umaxv16qi3): Likewise.
20655 (*smaxv8hi3): Likewise.
20656 (*uminv16qi3): Likewise.
20657 (*sminv8hi3): Likewise.
20658 (sse2_eq<mode>3): Likewise.
20659 (sse2_gt<mode>3): Likewise.
20660 (*and<mode>3): Likewise.
20661 (sse2_nand<mode>3): Likewise.
20662 (*ior<mode>3): Likewise.
20663 (*xor<mode>3): Likewise.
20664 (sse2_packsswb): Likewise.
20665 (sse2_packssdw): Likewise.
20666 (sse2_packuswb): Likewise.
20667 (sse2_punpckhbw): Likewise.
20668 (sse2_punpcklbw): Likewise.
20669 (sse2_punpckhwd): Likewise.
20670 (sse2_punpcklwd): Likewise.
20671 (sse2_punpckhdq): Likewise.
20672 (sse2_punpckldq): Likewise.
20673 (sse2_punpckhqdq): Likewise.
20674 (sse2_punpcklqdq): Likewise.
20675 (*sse2_pinsrw): Likewise.
20676 (*sse2_pextrw): Likewise.
20677 (sse2_pshufd_1): Likewise.
20678 (sse2_uavgv16qi3): Likewise.
20679 (sse2_uavgv8hi3): Likewise.
20680 (sse2_psadbw): Likewise.
20681 (sse2_pmovmskb): Likewise.
20682 (*sse2_maskmovdqu): Likewise.
20683 (*sse2_maskmovdqu_rex64): Likewise.
20684 (sse4a_extrqi): Likewise.
20685 (sse4a_extrq): Likewise.
20686 (sse3_lddqu): Set prefix_rep.
20687 (sse3_addsubv4sf3): Likewise.
20688 (sse3_haddv4sf3): Likewise.
20689 (sse3_hsubv4sf3): Likewise.
20690 (sse_cvtss2si): Likewise.
20691 (sse_cvtss2si_2): Likewise.
20692 (sse_cvtss2siq): Likewise.
20693 (sse_cvtss2siq_2): Likewise.
20694 (sse_cvttss2si): Likewise.
20695 (sse_cvttss2siq): Likewise.
20696 (sse2_cvttps2dq): Likewise.
20697 (sse3_movshdup): Likewise.
20698 (sse3_movsldup): Likewise.
20699 (sse2_cvtsd2si): Likewise.
20700 (sse2_cvtsd2si_2): Likewise.
20701 (sse2_cvtsd2siq): Likewise.
20702 (sse2_cvtsd2siq_2): Likewise.
20703 (sse2_cvttsd2si): Likewise.
20704 (sse2_cvttsd2siq): Likewise.
20705 (*sse2_cvtpd2dq): Likewise.
20706 (*sse2_cvttpd2dq): Likewise.
20707 (sse2_pshuflw_1): Likewise.
20708 (sse2_pshufhw_1): Likewise.
20709 (sse4a_insertqi): Likewise.
20710 (sse4a_insertq): Likewise.
20711 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
20712 (ssse3_phadddv4si3): Likewise.
20713 (ssse3_phaddswv8hi3): Likewise.
20714 (ssse3_phsubwv8hi3): Likewise.
20715 (ssse3_phsubdv4si3): Likewise.
20716 (ssse3_phsubswv8hi3): Likewise.
20717 (ssse3_pmaddubswv8hi3): Likewise.
20718 (ssse3_pmulhrswv8hi3): Likewise.
20719 (ssse3_pshufbv16qi3): Likewise.
20720 (ssse3_psign<mode>3): Likewise.
20721 (ssse3_palignrti): Likewise.
20722 (abs<mode>2): Likewise.
20723 (ssse3_phaddwv4hi3): Set prefix_extra.
20724 (ssse3_phadddv2si3): Likewise.
20725 (ssse3_phaddswv4hi3): Likewise.
20726 (ssse3_phsubwv4hi3): Likewise.
20727 (ssse3_phsubdv2si3): Likewise.
20728 (ssse3_phsubswv4hi3): Likewise.
20729 (ssse3_pmaddubswv4hi3): Likewise.
20730 (ssse3_pmulhrswv4hi3): Likewise.
20731 (ssse3_pshufbv8qi3): Likewise.
20732 (ssse3_psign<mode>3): Likewise.
20733 (ssse3_palignrdi): Likewise.
20734 (abs<mode>2): Likewise.
20735 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
20736 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
20737 (sse2_pmovmskb): Set mode to SI instead of V2DF.
20739 2007-04-23 Nick Clifton <nickc@redhat.com>
20741 * params.def: Fix formatting of emacs local variables.
20743 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20745 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
20746 move if inter-unit move isn't allowed.
20747 Don't split moving the first element of V2DI to DI to inter-unit
20748 move if inter-unit move isn't allowed.
20750 2007-04-23 Richard Guenther <rguenther@suse.de>
20752 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
20753 and CDI_POST_DOMINATORS separately.
20755 2007-04-23 Nick Clifton <nickc@redhat.com>
20757 * c.opt (Wformat-contains-nul): Add warning attribute.
20759 2007-04-23 Jan Hubicka <jh@suse.cz>
20761 * function.c (init_function_start): Don't init line number info.
20762 (expand_function_end): Update.
20763 (reset_block_changes, record_block_change, finalize_block_changes,
20764 check_block_change, free_block_changes): Kill.
20765 * function.h (reset_block_changes, record_block_change,
20766 finalize_block_changes, check_block_change, free_block_changes):
20768 (struct function): Remove ib_boundaries_block.
20769 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20770 Use curr_insn_locator to initialize locator.
20771 (emit_line_note): Remove.
20772 * cfgexpand.c (expand_gimple_cond_expr): Update.
20773 (construct_exit_block): Likewise.
20774 (tree_expand_cfg): Initialize/finalize locators.
20775 * expr.c (expand_expr_real): Update.
20776 * cfglayout.c (line_locators_locs, line_locators_lines,
20777 file_locators_locs, file_locators_files): Remove.
20778 (set_block_levels): Move to cfgexpand.c.
20779 (insn_locators_initialize): Remove.
20780 (pass_insn_locators_initialize): Remove.
20781 (locations_locators_locs, locations_locators_vals): New static vars.
20782 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20784 (insn_locators_alloc, insn_locators_finalize,
20785 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20787 (locator_location): New.
20788 (locator_line, locator_file): Rewrite.
20789 * rtl.h (emit_line_note): Kill.
20790 (insn_locators_alloc, insn_locators_finalize,
20791 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20793 * tree-inline.c (initialize_cfun): Do not initialize
20794 ib_boundaries_block.
20795 * passes.c (pass_insn_locators_initialize): Remove.
20797 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20799 PR middle-end/31448
20800 * expr.c (reduce_to_bit_field_precision): Handle
20803 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20805 PR tree-optimization/24659
20806 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20807 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20808 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20809 * genopinit.c (optabs): Rename vec_pack_mod_optab
20810 to vec_pack_trunc_optab.
20811 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20812 early for scalar floating point operands for NOP_EXPR.
20813 (vectorizable_type_promotion): Ditto.
20814 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20815 vec_pack_trunc_optab.
20816 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20818 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20819 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20820 Rename from VEC_PACK_MOD_EXPR.
20821 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20822 * expr.c (expand_expr_real_1): Ditto.
20823 * tree-inline.c (estimate_num_insns_1): Ditto.
20824 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20826 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20827 (vec_unpacks_lo_v4sf): Ditto.
20828 (vec_pack_trunc_v2df): Ditto.
20829 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20830 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20831 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20833 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20835 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20837 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20838 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20839 packing of floating point operands.
20840 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20841 represent unpacking of floating point operands.
20842 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20843 [vec_unpacks_hi]: Ditto.
20844 [vec_unpacks_lo]: Ditto.
20846 2007-04-22 Jan Hubicka <jh@suse.cz>
20848 * final.c (rest_of_handle_final): Call
20849 targetm.asm_out.constructor/targetm.asm_out.destructor
20850 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20851 proper priority via decl_*_priority_insert.
20852 * c-common.c (c_expand_body): Likewise.
20854 2007-04-22 Richard Guenther <rguenther@suse.de>
20856 PR tree-optimization/29789
20857 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20858 (rewrite_reciprocal): New helper split out from
20859 determine_invariantness_stmt.
20860 (rewrite_bittest): Likewise.
20861 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20862 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20865 2007-04-22 Revital Eres <eres@il.ibm.com>
20867 * loop-unroll.c (var_to_expand): New field to support also
20868 insns of the form x = something + x.
20869 (analyze_insn_to_expand_var): Use it.
20870 (expand_var_during_unrolling): Likewise.
20872 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20874 * predict.c: Include pointer-set.h.
20875 (bb_predictions): New variable.
20876 (tree_predicted_by_p, tree_predict_edge,
20877 remove_predictions_associated_with_edge): Use bb_predictions map
20878 instead of bb->predictions.
20879 (clear_bb_predictions, assert_is_empty): New functions.
20880 (combine_predictions_for_bb): Use bb_predictions map. Call
20881 clear_bb_predictions.
20882 (tree_estimate_probability): Create and free bb_predictions map.
20883 * Makefile.in (predict.o): Add pointer-set.h dependency.
20884 * basic-block.h (struct basic_block_def): Remove predictions
20886 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20888 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20891 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20894 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20896 * timevar.c (timevar_print): Change reference of --disable-checking to
20897 --enable-checking=release. Also warn if assert checking is disabled.
20899 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20902 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20903 decl as addressable if the compound literal was marked as
20905 Mark the decl as a gimple register if it is a complex or
20906 vector decl and does not live in memory.
20908 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20910 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20911 (GENERIC_NEXT): New function macro.
20912 (PHI_CHAIN): Use phi_node's new chain variable.
20913 (tree_phi_node): Change tree_common to tree_base
20914 and add the chain field.
20915 * tree-phinodes.c (make_phi_node): Don't set
20916 TREE_TYPE on the new node.
20917 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20918 instead of checking GIMPLE_TUPLE_P in chain_next.
20919 * tree-vect-transform.c
20920 (get_initial_def_for_induction): Look at
20921 PHI_RESULT_TREE for the type of the phi node.
20922 (update_vuses_to_preheader): Use PHI_CHAIN
20923 instead of TREE_CHAIN on the phi node.
20924 * tree-ssa-structalias.c (compute_points_to_sets):
20926 (ipa_pta_execute): Likewise.
20928 2007-04-21 Richard Guenther <rguenther@suse.de>
20930 PR middle-end/31136
20931 * fold-const.c (fold_unary): Call fold_convert_const on the
20934 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20936 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20937 (store_killed_in_pat): New.
20939 2007-04-20 Richard Henderson <rth@redhat.com>
20942 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20943 TREE_LIST with a void_type_node value, not void_list_node exactly.
20945 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20947 * doc/standards.texi: Re-arrange into language-specific
20948 subsections. Add a C++ section, documenting which standards we
20951 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20953 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20954 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20956 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20958 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20959 ecrti.o and crtbegin.o.
20960 (LIB_DEFAULT_SPEC): Include -lc.
20961 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20963 2007-04-20 Richard Henderson <rth@redhat.com>
20966 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20967 argument; update all callers.
20968 (get_unaligned_offset): New.
20969 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20970 get_unaligned_address, just pass on the address directly.
20971 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20972 the subreg in the helper patterns.
20973 (unaligned_extendqidi_le): Use get_unaligned_offset.
20974 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20975 (unaligned_extendhidi_be): Likewise.
20976 (unaligned_extendhidi): Tidy.
20977 * config/alpha/alpha-protos.h: Update.
20979 2007-04-20 Richard Henderson <rth@redhat.com>
20981 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20982 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20983 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20984 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20985 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20986 (CPP_SPEC): Don't include %(cpp_subtarget).
20987 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20988 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20989 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20991 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20993 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20994 for __builtin_ia32_cmpordss.
20996 PR tree-optimization/31632
20997 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20998 and arg1 for optimizations of comparison against min/max values.
20999 Fold arg0 to arg1's type for optimizations of comparison against
21000 min+1 and max-1 values.
21002 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
21004 * reload.c (combine_reloads): When trying to use a dying register,
21005 check whether it's uninitialized and don't use if so.
21007 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
21009 * fold-const.c: Remove prototypes for native_encode_expr and
21010 native_interpret_expr.
21011 (native_encode_expr): Make non-static.
21012 (native_interpret_expr): Likewise.
21013 * tree.h: Add prototypes for the above.
21015 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21017 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
21018 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
21019 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21020 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21021 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21022 Add length attributes.
21024 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21026 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21029 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21030 __STDC_WANT_DEC_FP__.
21032 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21034 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21035 for long double compatibility.
21036 * configure: Regenerate.
21038 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21040 PR rtl-optimization/29841
21041 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21043 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21044 that may cause control flow transfer from being moved.
21046 2007-04-18 Jan Hubicka <jh@suse.cz>
21048 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21051 2007-04-18 Eric Christopher <echristo@apple.com>
21053 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21054 only. Update operands.
21055 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21056 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21057 link register to pic register.
21059 2007-04-18 Dirk Mueller <dmueller@suse.de>
21061 PR diagnostic/31227
21062 * tree-vrp.c (search_for_addr_array): New.
21063 (check_array_bounds): Suppress warning about
21064 address taken of array refs if its not de-referenced.
21066 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21068 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21069 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21071 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21072 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21073 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21075 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21077 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21079 (vect_analyze_scalar_cycles): Fix indentation.
21080 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21081 (vect_mark_relevant): Include phis in relevance analysis.
21083 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21085 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21087 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21088 output_operand_lossage().
21090 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21092 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21093 the unused code for reduction without adjust-in-epilog to simplify the
21096 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21098 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21099 (S390_TDC_NEGATIVE_ZERO): New constant.
21100 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21101 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21102 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21103 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21104 (S390_TDC_POSITIVE_INFINITY): New constant.
21105 (S390_TDC_NEGATIVE_INFINITY): New constant.
21106 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21107 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21108 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21109 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21110 (S390_TDC_INFINITY): New constant.
21111 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21112 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21113 optimization for UNSPEC_CCZ_TO_INT.
21114 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21115 ("*ccz_to_int"): New insn.
21116 ("isinf<mode>2"): New insn.
21117 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21118 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21119 (UNSPEC_CCZ_TO_INT): New constant.
21121 2007-04-18 Richard Guenther <rguenther@suse.de>
21123 PR tree-optimization/19431
21124 PR tree-optimization/21463
21125 * tree-pass.h (pass_phiprop): Declare.
21126 * passes.c (init_optimization_passes): New phiprop pass.
21127 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21128 (phivn_valid_p): New helper function.
21129 (phiprop_insert_phi): Likewise.
21130 (propagate_with_phi): Likewise.
21131 (tree_ssa_phiprop): New propagator propagating loads
21132 through phi nodes if profitable.
21134 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21136 * tree-vect-analyze.c (process_use): New function.
21137 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21138 Check phis in all bbs.
21139 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21142 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21144 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21147 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21150 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21153 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21155 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21157 (sse_vmmulv4sf3): Likewise.
21158 (sse2_vmaddv2df3): Likewise.
21159 (sse2_vmmulv2df3): Likewise.
21161 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21163 PR rtl-optimization/31360
21164 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21165 (target_reg_cost): New.
21166 (init_set_costs): Initialize target_reg_cost. Add comments
21167 regarding the rationale of the costs.
21168 (global_cost_for_size): Renamed to...
21169 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21170 of register pressure.
21171 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21172 estimate_reg_pressure_cost. Add number of ivs.
21173 (determine_set_costs): Dump target_reg_cost.
21174 * loop-invariant.c (gain_for_invariant): Use
21175 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21176 (best_gain_for_invariant, find_invariants_to_move): Remove
21178 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21179 (target_reg_cost): Declare.
21180 (global_cost_for_size): Declaration removed.
21181 (estimate_reg_pressure_cost): Declare.
21183 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
21185 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
21186 regnos into even/odd register pairs.
21187 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
21188 TDmode similar to the other floating point modes.
21189 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
21190 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
21192 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
21193 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
21194 (movdd_hardfloat64): Use TARGET_MFPGPR.
21196 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
21198 * reload1.c (delete_output_reload): Don't count output in n_inherited.
21201 2005-01-05 Richard Henderson <rth@redhat.com>
21203 * reload1.c (do_input_reload): Restrict the optimization deleteing
21204 a previous output reload to RELOAD_FOR_INPUT.
21206 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
21208 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
21209 induc_vec_info_type.
21210 (vectorizable_induction): New function declaration.
21211 * tree-vect-transform.c (get_initial_def_for_induction): No need to
21212 check if already vectorized. Find first place in BB where new stmts
21213 can be inserted. Takes only one argument.
21214 (vectorizable_induction): New function.
21215 (vect_transform_stmt): Add case for induc_vec_info_type to call
21216 vectorizable_induction.
21217 (vect_transform_loop): Consider phis for vectorization.
21218 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
21220 (analyze_operations): Call vectorizable_induction when analyzing phis.
21222 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
21223 (vect_mark_relevant): Include phis in relevance analysis.
21224 (vect_mark_stmts_to_be_vectorize): Likewise.
21225 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
21227 2007-04-16 Lawrence Crowl <crowl@google.com>
21229 * doc/invoke.texi (Debugging Options): Add documentation for the
21230 -femit-struct-debug options -femit-struct-debug-baseonly,
21231 -femit-struct-debug-reduced, and
21232 -femit-struct-debug-detailed[=...].
21234 * c-opts.c (c_common_handle_option): Add
21235 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
21236 and OPT_femit_struct_debug_detailed_.
21237 * c.opt: Add specifications for
21238 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
21239 and -femit-struct-debug-detailed[=...].
21240 * opts.c (set_struct_debug_option): Parse the
21241 -femit-struct-debug-... options.
21242 * opts.c (matches_main_base, main_input_basename,
21243 main_input_baselength, base_of_path, matches_main_base): Add
21244 variables and functions to compare header base name to compilation
21246 * opts.c (should_emit_struct_debug): Add to determine to emit a
21247 structure based on the option.
21248 (dump_struct_debug) Also disabled function to debug this
21250 * opts.c (handle_options): Save the base name of the
21253 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21254 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21255 This hook indicates if a type is generic. Set it by default
21256 to "never generic".
21257 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21258 to determine if a struct type is generic or not.
21259 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21260 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21261 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21262 with live C++ hook.
21264 * flags.h (enum debug_info_usage): Add an enumeration to describe
21265 a program's use of a structure type.
21266 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21267 to indicate the program's usage of the type. Filter structs based
21268 on the -femit-struct-debug-... specification.
21269 (gen_type_die): Split into two routines, gen_type_die and
21270 gen_type_die_with_usage. gen_type_die is now a wrapper
21271 that assumes direct usage.
21272 (gen_type_die_with_usage): Replace calls to gen_type_die
21273 with gen_type_die_with_usage adding the program usage of
21274 the referenced type.
21275 (dwarf2out_imported_module_or_decl): Suppress struct debug
21276 information using should_emit_struct_debug when appropriate.
21278 2007-04-16 Ian Lance Taylor <iant@google.com>
21280 PR tree-optimization/31522
21281 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21282 (vrp_initialize): Allocate vr_phi_edge_counts.
21283 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21284 executable edge. Drop test for all constants.
21285 (vrp_finalize): Free vrp_phi_edge_counts.
21287 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21288 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21290 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21291 predecessors at head rather than tail.
21293 2007-04-16 Matthias Klose <doko@debian.org>
21295 * config/alpha/linux.h (CPP_SPEC): Define.
21296 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21298 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21300 * function.h: Remove sequence_stack extern declaration.
21302 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21304 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21306 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21309 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21311 * config/avr/avr.c (avr_arch_types): Rearranging array.
21312 (enum avr_arch): Add.
21313 (avr_mcu_types): Use avr_arch enumeration constants instead of
21315 * config/avr/avr.h (LINK_SPEC): Simplify.
21317 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21319 * config/m68k/m68k.c (m68k_libcall_value,
21320 m68k_function_value): Use macros for register names more.
21322 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21324 (M68K_REGNAME): Use A6_REG.
21325 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21327 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21329 PR middle-end/28071
21330 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21331 'pending_read_list_length' and 'pending_write_list_length'. Update
21333 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21334 to handle two length counters instead of one. Update all uses.
21335 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21336 two length counters instead of one.
21337 * sched-rgn.c (propagate_deps): Update to handle two length counters
21340 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21343 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21344 copy of source, pass it to ix86_expand_vector_set and return
21347 2007-04-16 David Ung <davidu@mips.com>
21348 Joseph Myers <joseph@codesourcery.com>
21350 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21351 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21352 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21353 Add 74K processor information.
21354 * config/mips/mips.md: Include 74k.md.
21355 (cpu): Add 74kc,74kf,74kx.
21356 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21357 * config/mips/74k.md: New.
21358 * doc/invoke.texi (MIPS Options): Document 74K support.
21360 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21362 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21363 vectorizable_* functions.
21364 * tree-vect-transform.c (vectorizable_call): Add check for
21365 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21366 (vectorizable_store): likewise.
21367 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
21369 (vectorizable_operation, vectorizable_type_demotion): Likewise.
21370 (vectorizable_type_promotion, vectorizable_load): Likewise.
21371 (vectorizable_live_operation, vectorizable_condition): Likewise.
21372 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
21374 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
21376 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21378 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
21379 register numbers more.
21380 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
21381 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
21382 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
21383 FUNCTION_VALUE_REGNO_P): Likewise.
21384 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
21385 STATIC_CHAIN_REGNUM): Likewise.
21386 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
21387 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
21388 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
21389 * config/m68k/m68k.md (FP_REG): New.
21391 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21393 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
21396 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21398 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
21399 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
21402 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21404 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
21407 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
21410 * c-decl.c (finish_decl): Grab the type of the decl after the call
21411 to store_init_value.
21413 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
21415 * common.opt (fforward-propagate): Fix "Optimization" annotation.
21417 2007-04-14 Jakub Jelinek <jakub@redhat.com>
21420 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
21421 dominators, post dominators and cleanup cfg before returning.
21423 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
21425 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
21426 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
21428 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
21430 * config.gcc: Recognize fido.
21431 * config/m68k/m68k-devices.def (fidoa): New.
21432 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
21434 (FL_FIDOA, TARGET_FIDOA): New.
21435 * config/m68k/m68k.opt (mfidoa): New.
21437 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21439 PR middle-end/31322
21440 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
21441 when a personality function is used.
21443 2007-04-13 Bob Wilson <bob.wilson@acm.org>
21445 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
21447 2007-04-13 Mike Stump <mrs@apple.com>
21449 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
21451 * config/darwin.opt (fapple-kext): Make C++ only.
21452 * config/darwin.c (darwin_override_options): Remove code to ensure
21453 -fapple-kext is given for C++ only.
21455 2007-04-13 Richard Sandiford <richard@codesourcery.com>
21457 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21458 * config/mips/mips.c (override_options): Call
21459 SUBTARGET_OVERRIDE_OPTIONS, if defined.
21461 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21463 * config/i386/i386.opt (msvr3-shlib): Removed.
21465 * doc/invoke.texi: Remove -msvr3-shlib.
21467 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21469 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
21470 with "popcnt" instruction.
21472 2007-04-13 Richard Guenther <rguenther@suse.de>
21474 PR tree-optimization/21258
21475 * tree-vrp.c (compare_case_labels): New helper.
21476 (find_switch_asserts): New function.
21477 (find_assert_locations): Call it for SWITCH_EXPRs.
21479 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
21481 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
21482 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
21483 check is now implied in X87_FLOAT_MODE_P.
21484 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21485 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21486 (fix_trunc<mode>_i386_fisttp): Ditto.
21487 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21488 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21489 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21490 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21491 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21492 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21493 (unnamed_splitters): Ditto.
21494 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
21495 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
21496 FIRST_SSE_REG for local functions when SSE math is enabled or
21497 for functions with sseregparm attribute.
21498 (standard_80387_constant_p): Return -1 if mode is not
21500 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
21501 (ix86_expand_compare): Ditto.
21502 (ix86_expand_carry_flag_compare): Ditto.
21503 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
21504 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
21505 DECIMAL_FLOAT_MODE_P.
21506 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
21507 of SCALAR_FLOAT_MODE_P.
21508 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
21509 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
21510 checks before FLOAT_MODE_P.
21511 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
21512 before FLOAT_MODE_P.
21517 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
21519 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
21520 Charles Wilson <libtool@cwilson.fastmail.fm>
21522 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
21523 (libgcc.mvars): Don't depend on them.
21524 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
21525 * exec-tool.in: New.
21527 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
21529 * doc/invoke.text (--help): Document --help=common.
21531 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
21533 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
21535 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21537 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
21538 * genemit.c (main): Emit #include "integrate.h".
21539 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
21540 (LOADGP_RTP): New mips_loadgp_style.
21541 * config/mips/mips.h: Include config/vxworks-dummy.h.
21542 (TARGET_RTP_PIC): New macro.
21543 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
21544 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
21545 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
21546 for TARGET_RTP_PIC.
21547 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
21548 -mvxworks-pic when using -mrtp and a PIC option.
21549 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
21551 (mips_symbolic_constant_p, mips_symbolic_address_p)
21552 (mips_symbol_insns): Handle SYMBOL_HALF.
21553 (override_options): Warn about -G and -mrtp being used together.
21554 Initialize mips_lo_relocs[SYMBOL_HALF].
21555 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
21556 (mips_emit_loadgp): Handle LOADGP_RTP.
21557 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
21558 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
21559 (tablejump): Handle function-relative case table entries if
21561 * config/mips/predicates.md (symbol_ref_operand): New predicate.
21563 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21565 * config/mips/mips.md (load_call<mode>): Allow any general register.
21567 (sibcall_value_internal, sibcall_value_multiple_internal)
21568 (call_value_internal, call_value_split, call_value_multiple_internal)
21569 (call_value_multiple_split): Remove constraints from operand 0.
21571 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21573 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21574 rather than loadgp_noshared.
21575 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21576 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21578 * config/mips/mips.md (loadgp): Rename to...
21579 (loadgp_newabi): ...this.
21580 (loadgp_noshared): Rename to...
21581 (loadgp_absolute): ...this.
21583 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21585 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
21586 false for locally-binding symbols.
21587 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
21589 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21591 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
21592 (SYMBOL_GOT_PAGE_OFST): ...this.
21593 (SYMBOL_GOT_GLOBAL): Rename to...
21594 (SYMBOL_GOT_DISP): ...this.
21595 (SYMBOL_GOTOFF_GLOBAL): Rename to...
21596 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
21597 * config/mips/mips.c (mips_global_symbol_p): New function.
21598 (mips_symbol_binds_local_p): Likewise.
21599 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
21600 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
21601 mips_global_symbol_p and mips_symbol_binds_local_p.
21602 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
21603 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
21604 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
21605 SYMBOL_GOTOFF_DISP.
21606 (mips_ok_for_lazy_binding_p): New function.
21607 (mips_load_call_address, mips_expand_call): Use it.
21608 (mips_dangerous_for_la25_p): Likewise.
21609 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
21610 (*got_disp<mode>): Use got_disp_operand instead of
21611 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
21612 SYMBOL_GOTOFF_GLOBAL.
21613 (*got_page<mode>): Use got_page_ofst_operand instead of
21615 * config/mips/predicates.md (const_call_insn_operand): Use
21616 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
21617 (global_got_operand): Rename to...
21618 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
21620 (local_got_operand): Rename to...
21621 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
21622 of SYMBOL_GOT_LOCAL.
21624 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21626 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
21627 TARGET_CALL_CLOBBERED_GP.
21628 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21629 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
21630 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
21631 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
21632 of TARGET_ABICALLS && !TARGET_NEWABI.
21633 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21634 * config/mips/mips.c (mips_load_call_address): Check
21635 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21636 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21637 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21638 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
21639 TARGET_ABICALLS && TARGET_NEWABI.
21640 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
21642 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
21643 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
21644 TARGET_ABICALLS && TARGET_NEWABI.
21645 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
21646 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
21647 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
21648 whether indirect calls must use $25.
21649 (mips_extra_live_on_entry): Check TARGET_GOT instead of
21651 * config/mips/mips.md (jal_macro): Check flag_pic and
21652 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
21653 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
21654 instead of TARGET_ABICALLS.
21655 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
21656 TARGET_ABICALLS && TARGET_OLDABI.
21657 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21658 (sibcall): In the comment above the define_insn, mention
21659 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
21660 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
21661 instead of TARGET_ABICALLS.
21663 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
21665 * doc/md.texi (Blackfin family constraints): Document PA and PB.
21666 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
21667 (MACFLAGS_MATCH_P): New macro.
21668 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
21669 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
21670 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
21671 the other MACFLAG constants.
21672 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
21673 (flag_machi): Tighten constraints. Renumber some of the operands.
21674 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
21676 (flag_machi_parts_acconly): New pattern.
21677 (flag_macinithi): Tighten constraints. Allow any accumulator to be
21679 (flag_macinit1hi): Tighten constraints.
21680 (flag_mul_macv2hi_parts_acconly): New pattern.
21682 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
21683 Use a more efficient implementation.
21684 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
21685 inline sequences when not optimizing for size.
21687 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
21688 movhi_high2low): Delete, merge functionality into...
21689 (packv2hi): ... this pattern.
21691 2007-02-11 Jie Zhang <jie.zhang@analog.com>
21692 * config/bfin/bfin.opt (msim): New option.
21693 (mcpu=): New option.
21694 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
21695 (bfin_cpu_t): Typedef of enum bfin_cpu.
21696 (bfin_cpu_type): New declaration.
21697 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
21698 -msim and -mcpu= options.
21699 (LIB_SPEC): Likewise.
21700 * config/bfin/bfin.c (bfin_cpu_type): Define.
21701 (bfin_handle_option): Handle -mcpu= option.
21702 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
21703 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
21704 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
21706 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21708 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
21709 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
21710 (powerpc-wrs-vxworksae): Use ${tm_file}.
21711 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
21712 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
21713 * config/i386/vx-common.h: New file.
21715 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21717 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
21720 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
21722 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
21725 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
21729 * c-common.c (c_build_qualified_type): Set canonical type
21732 2007-04-12 Richard Guenther <rguenther@suse.de>
21734 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
21735 lower bound and element size if lower bound is not zero
21736 or either of the ARRAY_REF operands is set.
21738 2007-04-12 Richard Guenther <rguenther@suse.de>
21740 PR tree-optimization/24689
21741 PR tree-optimization/31307
21742 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
21744 * gimplify.c (canonicalize_addr_expr): To be consistent with
21745 gimplify_compound_lval only set operands two and three of
21746 ARRAY_REFs if they are not gimple_min_invariant. This makes
21747 it never at this place.
21748 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
21750 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21752 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
21753 null before emitting a .nsubspa directive.
21755 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21757 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21758 need_to_partition_p if there are no memory statements in the
21761 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21763 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
21764 (gcd_of_steps_may_divide_p): New function.
21765 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
21767 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21769 * reload.c (find_reloads_toplev, find_reloads_address,
21770 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
21771 not a pointer equality test, to decide if we need to call
21772 push_reg_equiv_alt_mem.
21774 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
21776 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
21777 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
21779 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
21781 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21783 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21784 vector to be positive.
21786 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21790 * doc/invoke.texi: Document --params max-aliased-vops and
21792 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21793 debug_memory_partitions): Move to tree-flow.h
21794 * params.h (AVG_ALIASED_VOPS): Define.
21795 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21797 (mp_info_t): Likewise.
21798 (get_mem_sym_stats_for): New.
21799 (set_memory_partition): Move from tree-flow-inline.h.
21800 (mark_non_addressable): Only clear the set of symbols for the
21801 partition if it exists.
21802 (dump_memory_partitions): Move from tree-ssa-operands.c
21803 (debug_memory_partitions): Likewise.
21804 (need_to_partition_p): New.
21805 (dump_mem_ref_stats): New.
21806 (debug_mem_ref_stats): New.
21807 (dump_mem_sym_stats): New.
21808 (debug_mem_sym_stats): New.
21809 (update_mem_sym_stats_from_stmt): New.
21810 (compare_mp_info_entries): New.
21811 (mp_info_cmp): Call it.
21812 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21814 (get_mpt_for): Move from tree-ssa-operands.c.
21815 (find_partition_for): New.
21816 (create_partition_for): Remove.
21817 (estimate_vop_reduction): New.
21818 (update_reference_counts): New.
21819 (build_mp_info): New.
21820 (compute_memory_partitions): Refactor.
21821 Document new heuristic.
21822 Call build_mp_info, update_reference_counts,
21823 find_partition_for and estimate_vop_reduction.
21824 (compute_may_aliases): Populate virtual operands before
21825 calling debugging dumps.
21826 (delete_mem_sym_stats): New.
21827 (delete_mem_ref_stats): New.
21828 (init_mem_ref_stats): New.
21829 (init_alias_info): Call it.
21830 (maybe_create_global_var): Remove alias_info argument.
21831 Get number of call sites and number of pure/const call sites
21832 from gimple_mem_ref_stats().
21833 (dump_alias_info): Call dump_memory_partitions first.
21834 (dump_points_to_info_for): Show how many times a pointer has
21836 * opts.c (decode_options): For -O2 set --param
21837 max-aliased-vops to 500.
21838 For -O3 set --param max-aliased-vops to 1000 and --param
21839 avg-aliased-vops to 3.
21840 * fortran/options.c (gfc_init_options): Remove assignment to
21842 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21843 * tree-dfa.c (dump_variable): Dump memory reference
21845 Dump NO_ALIAS* settings.
21846 (referenced_var_lookup): Tidy.
21847 (mem_sym_stats): New.
21848 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21849 and ORIG are different SSA names for a memory partition.
21850 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21851 * tree-flow.h (struct mem_sym_stats_d): Define.
21852 (mem_sym_stats_t): Define.
21853 (struct mem_ref_stats_d): Define.
21854 (struct gimple_df): Add field mem_ref_stats.
21855 (enum noalias_state): Define.
21856 (struct var_ann_d): Add bitfield noalias_state.
21857 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21858 debug_mem_ref_stats, debug_memory_partitions,
21859 debug_mem_sym_stats): Declare.
21860 * tree-ssa-structalias.c (update_alias_info): Update call
21861 sites, pure/const call sites and asm sites in structure
21862 returned by gimple_mem_ref_stats.
21863 Remove local variable IS_POTENTIAL_DEREF.
21864 Increase NUM_DEREFS if the memory expression is a potential
21866 Call update_mem_sym_stats_from_stmt.
21867 If the memory references memory, call
21868 update_mem_sym_stats_from_stmt for all the direct memory
21869 symbol references found.
21870 (intra_create_variable_infos): Set noalias_state field for
21871 pointer arguments according to the value of
21872 flag_argument_noalias.
21873 * tree-ssa-structalias.h (struct alias_info): Remove fields
21874 num_calls_found and num_pure_const_calls_found.
21875 (update_mem_sym_stats_from_stmt): Declare.
21876 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21877 Set default value to 100.
21878 (PARAM_AVG_ALIASED_VOPS): Define.
21880 2007-04-11 Richard Guenther <rguenther@suse.de>
21882 PR middle-end/31530
21883 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21884 a * -b + c as c - a * b if we honor sign dependent rounding.
21886 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21888 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21889 bfin_expand_strmov.
21890 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21891 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21893 (initialize_trampoline): Don't use old-style function definition.
21894 (bfin_secondary_reload): Mark IN_P argument as unused.
21896 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21898 PR tree-optimization/31343
21899 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21900 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21901 * testsuite/gcc.dg/vect/pr31343.c: New.
21903 2007-04-10 Eric Christopher <echristo@apple.com>
21905 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21906 * config/i386/i386.md (*cmpfp0): Use.
21907 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21908 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21909 (fix_trunc<mode>_i386_fisttp): Ditto.
21910 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21911 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21912 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21913 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21914 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21915 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21916 (unnamed_splitters): Ditto.
21917 * config/i386/i386.c (output_fix_trunc): Assert that
21918 we're not being passed a TFmode operand.
21920 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21922 PR tree-optimization/31526
21923 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21924 n_basic_blocks to find newly added blocks.
21926 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21928 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21930 (fix_trunc<mode>si_sse): Ditto.
21931 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21932 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21933 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21934 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21935 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21936 expander using SSEMODEF mode macro.
21937 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21938 expander using SSEMODEF mode macro.
21939 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21940 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21941 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21942 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21943 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21944 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21945 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21946 Macroize insn using X87MODEF mode macro.
21948 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21950 * config/i386/sse.md (sse2_pinsrw): Removed.
21951 (sse2_pextrw): Renamed to ...
21952 (*sse2_pextrw): This.
21954 2007-04-09 Jan Hubicka <jh@suse.cz>
21957 * config/i386/sse.md
21958 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21959 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21960 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21961 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21963 2007-04-09 Jan Hubicka <jh@suse.cz>
21965 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21966 multiple fields of union.
21968 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21970 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21971 (create_preheaders): Check that loops are available.
21972 (fix_loop_structure): Clean up, improve comments.
21973 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21974 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21976 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21977 * predict.c (tree_estimate_probability): Do not call
21978 calculate_dominance_info. Call create_preheaders.
21979 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21980 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21982 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21983 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21984 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21985 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21988 2007-04-08 Jan Hubicka <jh@suse.cz>
21990 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21991 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21992 * fold-const.c (fold_unary): Use it.
21994 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21996 * varasm.c (assemble_variable): Remove call to
21997 lang_hooks.decls.prepare_assemble_variable.
21998 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21999 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
22000 * langhooks.h (lang_hooks_for_decls): Remove
22001 prepare_assemble_variable.
22003 2007-04-08 Mike Stump <mrs@apple.com>
22005 * config/i386/i386.c: Use inc/dec on Core2.
22007 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
22009 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
22010 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22011 lhd_tree_inlining_end_inlining): Remove.
22012 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
22013 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
22014 end_inlining hooks.
22015 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
22016 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
22017 lhd_tree_inlining_end_inlining): Remove prototypes.
22018 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
22019 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22020 LANG_HOOKS_TREE_INLINING_START_INLINING,
22021 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22023 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22026 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22029 * config/avr/predicates.md (io_address_operand): Delete predicate.
22030 (low_io_address_operand): Don't use 'mode' argument.
22031 (higth_io_address_operand): Rename ...
22032 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22033 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22036 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22038 Revert change removing staticp.
22040 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22043 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22046 2007-04-07 Bruce Korb <bkorb@gnu.org>
22048 * c.opt: Add -Wformat-contains-nul.
22049 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22051 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22052 the NUL byte warning.
22054 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22056 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22058 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22060 * tree.c (staticp): No longer use staticp langhook.
22061 * langhooks.c (lhd_staticp): Removed.
22062 * langhooks.h (struct lang_hooks): Remove staticp.
22063 * c-common.c (c_staticp): Remove.
22064 * c-common.h (c_staticp): Ditto.
22065 * langhooks-defs.h (lhd_staticp): Ditto.
22066 (LHD_HOOKS_STATICP): Ditto
22067 * tree.h (gcc_assert_lowered): New macro.
22069 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22071 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22072 argument "reliable".
22073 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22074 Add argument "reliable". Propagate it through calls.
22075 (infer_loop_bounds_from_undefined): Derive number of iterations
22076 estimates from references in blocks that do not dominate loop latch.
22077 (gcov_type_to_double_int): New function.
22078 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22079 and expected_loop_iterations_unbounded.
22080 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22081 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22082 * tree-data-ref.c (estimated_loop_iterations): Export.
22083 (get_references_in_stmt): Fix -- do not return addresses of local
22085 * cfgloop.h (expected_loop_iterations_unbounded,
22086 estimated_loop_iterations): Declare.
22088 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22090 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22092 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22094 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22095 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22096 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22097 Use output_387_reg_move().
22098 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22099 expander using X87MODEF12 mode macro.
22100 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22101 choosing register preferences. Use output_387_reg_move().
22102 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22103 instead of "x". Use output_387_reg_move().
22104 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22105 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22106 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22107 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22108 Use output_387_reg_move().
22109 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22111 (*truncxf?f_i387 splitter): Ditto.
22113 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22115 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22116 LANG_HOOKS_SAFE_FROM_P.
22117 * expr.c (safe_from_p): Remove langhook call.
22118 * langhooks.h (lang_hooks): Remove safe_from_p.
22119 (lhd_safe_from_p): Remove prototype.
22120 * langhooks.c (lhd_safe_from_p): Remove.
22122 2007-04-06 Jan Hubicka <jh@suse.cz>
22124 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22127 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22129 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22130 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22131 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22132 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22134 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22135 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22137 2007-04-05 Richard Henderson <rth@redhat.com>
22139 * config/alpha/alpha.c (print_operand) [+]: Remove.
22140 (alpha_end_function): Print nop if call at end of function.
22141 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22142 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22143 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22144 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22145 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22146 the call pattern. Update peepholes to match.
22148 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22150 * doc/extend.texi (Other Builtins): Add decimal float variants
22152 * builtins.def: Ditto.
22153 * builtins.c (expand_builtin): Ditto.
22155 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22156 H.J. Lu <hongjiu.lu@intel.com>
22159 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22160 of V8HImode when calling ix86_binary_operator_ok.
22161 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22162 (sdot_prodv8hi): Operands 1 and 2 must be register.
22164 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22166 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22167 initialize align to silence bogus warning.
22169 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22171 PR middle-end/22156
22172 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22174 (struct sra_walk_fns): Remove use_all parameter from use.
22175 (sra_hash_tree): Handle BIT_FIELD_REFs.
22176 (sra_elt_hash): Don't hash bitfld blocks.
22177 (sra_elt_eq): Skip them in parent compares as well. Handle
22179 (sra_walk_expr): Don't maintain or pass down use_all_p.
22180 (scan_use): Remove use_all parameter.
22181 (scalarize_use): Likewise. Re-expand assignment to
22182 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22183 output, and re-scalarize after output. Don't mark anything
22185 (scalarize_ldst): Adjust.
22186 (scalarize_walk_gimple_modify_statement): Likewise.
22187 (build_element_name_1): Handle BIT_FIELD_REFs.
22188 (instantiate_element): Don't warn for any element whose parent
22189 is used as a whole.
22190 (instantiate_missing_elements_1): Return the sra_elt.
22191 (canon_type_for_field): New.
22192 (try_instantiate_multiple_fields): New.
22193 (instantiate_missing_elemnts): Use them.
22194 (mark_no_warning): Removed.
22195 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22196 (REPLDUP, sra_build_elt_assignment): New.
22197 (generate_copy_inout): Use them.
22198 (generate_element_copy): Likewise. Handle bitfld differences.
22199 (generate_element_zero): Don't recurse for blocks. Use
22200 sra_build_elt_assignment.
22201 (generate_one_element_int): Take elt instead of var. Use
22202 sra_build_elt_assignment.
22203 (generate_element_init_1): Adjust.
22204 (scalarize_use, scalarize_copy): Use REPLDUP.
22205 (scalarize_ldst): Move assert before dereference.
22206 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22208 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22210 * regmove.c: Fix unused variable warnings due to previous commit.
22212 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22214 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
22215 (regmove_bb_head): Remove.
22216 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
22217 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
22218 problems with fixup_match_1.
22219 Don't initialize/free regmove_bb_head.
22221 (reg_is_remote_constant_p): If an insn is in the same basic block
22222 but not before INSN, consider it remote, too.
22224 2007-04-05 Anatoly Sokolov <aesok@post.ru>
22227 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
22228 DECL_ASSEMBLER_NAME, not the DECL_NAME.
22230 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
22232 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22233 (CONDITIONAL_REGISTER_USAGE): Likewise.
22235 2007-04-04 Richard Henderson <rth@redhat.com>
22237 * config/alpha/lib1funcs.asm: Remove unused file.
22239 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22242 * opts.c (print_specific_help): Fix --help=<language>
22244 (common_handle_option): Support --help=common.
22246 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22249 * gcc.c (main): Do not run the linker if
22250 print_subprocess_help indicates that it shouldn't be
22253 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22256 * doc/invoke.texi (--help=): Document <languages> value, fix
22257 formatting in tables of values.
22259 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22261 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22262 dllimport attribute of virtual methods.
22264 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22266 * config/score/crti.asm: Change _bss_start to __bss_start.
22267 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22268 (OUTGOING_REG_PARM_STACK_SPACE) update.
22269 * config/score/score.opt: add options to make backend support
22270 score5, score5u, score7 and score7d.
22271 * config/score/score.md: Likewise.
22272 * config/score/misc.md: Likewise.
22273 * config/score/mac.md: Likewise.
22274 * doc/invoke.texi: Likewise.
22275 * doc/md.texi: update constraints define.
22277 2007-04-03 Richard Henderson <rth@redhat.com>
22279 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22280 an appropriate type, use the mode instead.
22282 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22284 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22285 Set the default --with-arch setting to mips2.
22286 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22287 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22288 (MULTILIB_OSDIRNAMES): Delete.
22289 (MULTILIB_DIRNAMES): Define.
22290 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22291 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22292 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22293 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22294 VXWORKS_OS_CPP_BUILTINS.
22295 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22296 (MIPS_DEBUGGING_INFO): Undefine.
22297 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22299 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22301 PR middle-end/30704
22302 * fold-const.c (native_encode_real): Encode real.c provided longs
22303 as a series of 32-bit native integers.
22304 (native_interpret_real): Interpret buffer as a series of 32-bit
22307 2007-04-03 Richard Guenther <rguenther@suse.de>
22309 * genpreds.c (write_insn_constraint_len): Write function
22310 optimized for CONSTRAINT_LEN implementation.
22311 (write_tm_preds_h): Output insn_constraint_len inline and
22312 use it for CONSTRAINT_LEN.
22313 (write_insn_preds_c): Don't output insn_constraint_len.
22314 * doc/md.texi (define_register_constraint): Document multi-letter
22315 constraints shall have the same length if they start with the same
22318 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22321 * config/i386/i386.md (isinf<mode>2): Expand only when
22322 TARGET_C99_FUNCTIONS is set.
22324 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22326 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22327 (x86_64-*-linux*): Ditto.
22328 * config/i386/i386.opt (mpc): New option.
22329 * config/i386/i386.c (overrride_options): Handle
22330 ix87_precision_string.
22331 * config/i386/crtprec.c: New file.
22332 * config/i386/t-crtpc: Ditto.
22333 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22334 and -mpc80 options.
22335 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22336 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22337 crtprec32.o, crtprec64.o and crtprec80.o.
22339 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22340 and -mpc80 options.
22341 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22343 2007-04-02 Eric Christopher <echristo@apple.com>
22345 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22346 limitations on darwin.
22348 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22351 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22353 2007-04-02 Dave Korn <dave.korn@artimi.com>
22355 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22357 2007-04-02 Dave Korn <dave.korn@artimi.com>
22359 * libgcc2.h (exception_descriptor): Don't forward-declare.
22360 (__get_eh_table_language, __get_eh_table_version): Delete
22361 prototypes of long-dead functions.
22363 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22365 * ebitmap.h: New file
22366 * ebitmap.c: New file
22367 * Makefile.in (ebitmap.o): New target.
22369 2007-04-01 Jan Hubicka <jh@suse.cz>
22371 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
22372 before very first instruction.
22374 2007-04-01 Jan Hubicka <jh@suse.cz>
22376 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
22377 waring on 64bit hosts.
22378 * bitmap.h: Fix typo in bitmap_head_def.
22380 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
22382 PR rtl-optimization/31391
22383 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
22384 into a DELETED_LABEL note, and the label is in an empty basic
22385 block, update BB_END as well as BB_HEAD.
22387 2007-04-01 Richard Henderson <rth@redhat.com>
22389 PR tree-optimization/31169
22390 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
22391 to varying if the range is outside [0, prec-1].
22393 2007-04-01 Richard Sandiford <richard@codesourcery.com>
22396 * config/mips/mips.md (load_const_gp): New insn.
22397 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
22398 the MIPS16 GP pseudo register if no_new_pseudos.
22399 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
22401 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22404 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
22406 (call_value): Likewise.
22408 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
22409 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22412 * doc/invoke.texi: (optimization options): Reword description
22413 of -ffast-math. Document its primary purpose.
22415 2007-03-31 Richard Guenther <rguenther@suse.de>
22417 * omp-low.c (splay-tree.h): Include.
22418 (lookup_decl): Replace splay-tree usage by pointer-map.
22419 (maybe_lookup_decl): Likewise.
22420 (new_omp_context): Likewise.
22421 (delete_omp_context): Likewise.
22422 * gimplify.c (splay-tree.h): Include.
22423 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
22425 (remap_ssa_name): Likewise.
22426 (remap_decl): Likewise.
22427 (remap_type_1): Likewise.
22428 (remap_type): Likewise.
22429 (copy_body_r): Likewise.
22430 (expand_call_inline): Likewise.
22431 (clone_body): Likewise.
22432 (copy_tree_r): Likewise.
22433 (remap_save_expr): Likewise.
22434 (unsave_r): Likewise.
22435 (unsave_expr_now): Likewise.
22436 (tree_function_versioning): Likewise.
22437 (build_duplicate_type): Likewise.
22438 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
22439 (struct copy_body_data): Replace splay-tree by pointer-map.
22440 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
22441 not $(SPLAY_TREE_H).
22442 (gimplify.o): Depend on $(SPLAY_TREE_H).
22443 (omp-low.p): Likewise.
22445 2007-03-31 Anatoly Sokolov <aesok@post.ru>
22447 * config/avr/predicates.md (even_register_operand,
22448 odd_register_operand): New predicates.
22449 * config/avr/avr.md (movw peephole2): New.
22450 (movw_r peephole2): New.
22452 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
22454 * tree.h (get_signed_or_unsigned_type): New.
22455 * fold-const.c (operand_equal_for_comparison_p): Use
22456 get_signed_or_unsigned_type instead of
22457 lang_hooks.types.signed_or_unsigned_type.
22458 * expr.c (store_expr): Ditto.
22459 * langhooks.c (get_signed_or_unsigned_type): New.
22460 (lhd_signed_or_unsigned_type): New.
22461 * langhooks.h (lhd_signed_or_unsigned_type): New.
22462 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
22464 2007-03-30 Richard Henderson <rth@redhat.com>
22466 * tree-ssa-loop-ivopts.c: Include target.h.
22467 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
22468 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
22469 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
22470 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
22472 2007-03-30 Richard Henderson <rth@redhat.com>
22473 Kai Tietz <kai.tietz@onevision.com>
22475 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
22476 default for 64-bit.
22477 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
22478 (TARGET_64BIT_MS_ABI): New.
22479 (DBX_REGISTER_NUMBER): Handle 64-bit.
22480 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
22481 (LONG_TYPE_SIZE): Force to 32.
22482 (REG_PARM_STACK_SPACE): New.
22483 (OUTGOING_REG_PARM_STACK_SPACE): New.
22484 (REGPARM_MAX, SSE_REGPARM_MAX): New.
22485 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22486 (STACK_BOUNDARY): Use 128 for 64-bit.
22487 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
22488 Add 64-bit implementation.
22489 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
22491 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
22492 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
22493 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
22494 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
22495 (ix86_handle_cconv_attribute): Don't warn when ignoring if
22496 TARGET_64BIT_MS_ABI.
22497 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
22498 (ix86_pass_by_reference): Likewise.
22499 (ix86_function_value_regno_p): Likewise.
22500 (ix86_build_builtin_va_list): Likewise.
22501 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
22502 (function_arg_advance_ms_64): New.
22503 (function_arg_advance): Call it.
22504 (function_arg_ms_64): New.
22505 (function_arg): Call it.
22506 (function_value_ms_64): New.
22507 (ix86_function_value_1): Call it.
22508 (return_in_memory_ms_64): New.
22509 (ix86_return_in_memory): Call it.
22510 (setup_incoming_varargs_ms_64): New.
22511 (ix86_setup_incoming_varargs): Call it.
22512 (ix86_expand_prologue): Handle 64-bit stack probing.
22513 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
22514 (output_pic_addr_const): Likewise.
22515 (x86_this_parameter): Likewise.
22516 (x86_output_mi_thunk): Likewise.
22517 (x86_function_profiler): Likewise.
22518 (TARGET_STRICT_ARGUMENT_NAMING): New.
22519 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
22520 (TARGET_64BIT_MS_ABI): New.
22521 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
22522 * config/i386/i386.md (allocate_stack_worker): Remove.
22523 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
22524 describe the clobber of eax without a match_scratch.
22525 (allocate_stack_worker_postreload): Remove.
22526 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
22527 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
22528 (allocate_stack_worker_rex64_postreload): Remove.
22529 (allocate_stack): Handle 64-bit.
22530 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
22531 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
22532 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
22533 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
22534 (STANDARD_STARTFILE_PREFIX_1): Likewise.
22535 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
22536 * config.build (x86_64-*-mingw*): New host.
22537 * config.host (x86_64-*-mingw*): New host.
22538 * config.gcc (x86_64-*-mingw*): New target.
22539 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
22541 2007-03-30 Richard Henderson <rth@redhat.com>
22542 Kai Tietz <kai.tietz@onevision.com>
22544 * c-pragma.c (struct def_pragma_macro_value): New.
22545 (struct def_pragma_macro): New.
22546 (pushed_macro_table): New.
22547 (dpm_hash, dpm_eq): New.
22548 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
22549 (init_pragma): Install them.
22550 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22552 2007-03-30 Anatoly Sokolov <aesok@post.ru>
22554 * config/avr/avr.c (avr_override_options): Clear
22555 'flag_delete_null_pointer_checks'.
22557 2007-03-30 Paolo Carlini <pcarlini@suse.de>
22560 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
22561 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
22562 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
22563 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
22564 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
22565 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
22566 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
22568 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
22570 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
22572 * regmove.c: Move all of pass_stack_adjustments from here...
22573 * combine-stack-adj.c: ...to this new file.
22574 * Makefile.in: Add rules for combine-stack-adj.o.
22576 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22578 PR tree-optimization/31383
22579 * tree-data-ref.c (affine_function_equal_p): Do not require the
22580 vectors to have the same length.
22582 2007-03-30 Jan Hubicka <jh@suse.cz>
22584 PR middle-end/30700
22585 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
22586 availablility; add more sanity checking; ask varpool only about
22589 2007-03-29 Richard Henderson <rth@redhat.com>
22591 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
22592 to decide, but __SIZEOF_LONG_LONG__.
22594 2007-03-29 Richard Henderson <rth@redhat.com>
22596 * emutls.c (struct __emutls_array): New.
22597 (emutls_destroy): Use it instead of casting element 0 from void*.
22598 (__emutls_get_address): Likewise.
22600 2007-03-29 Richard Henderson <rth@redhat.com>
22602 * varasm.c (initializer_constant_valid_p): Don't deny
22603 DECL_DLLIMPORT_P on functions.
22605 * config/i386/cygming.h: Remove function declarations.
22606 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
22607 (ASM_OUTPUT_LABELREF): Remove.
22608 (COMMON_ASM_OP): Remove.
22609 (ASM_OUTPUT_COMMON): Remove.
22610 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
22611 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
22612 (ASM_DECLARE_FUNCTION_NAME): Likewise.
22613 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
22614 Rename from TARGET_ENCODE_SECTION_INFO.
22615 * config/i386/netware.h: Likewise.
22616 * config/i386/i386-protos.h: Update.
22617 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
22618 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
22619 (legitimate_constant_p): Reject dllimports.
22620 (dllimport_map, get_dllimport_decl): New.
22621 (legitimize_dllimport_symbol): New.
22622 (legitimize_address, ix86_expand_move): Use it.
22623 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
22624 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
22625 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
22626 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
22627 * config/i386/predicates.md (constant_call_address_operand): Only
22628 accept symbols; reject dllimport_p symbols.
22629 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
22630 i386_pe_maybe_record_exported_symbol.
22631 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
22632 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
22633 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
22634 trust the setting of DECL_DLLIMPORT_P.
22635 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
22636 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
22637 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
22638 tidy the argument scanning loop.
22639 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
22640 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
22641 (i386_pe_strip_name_encoding): Remove.
22642 (i386_pe_binds_local_p): New.
22643 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
22644 (i386_pe_output_labelref): Remove.
22645 (i386_pe_asm_output_aligned_decl_common): New.
22646 (i386_pe_maybe_record_exported_symbol): Rename from
22647 i386_pe_record_exported_symbol; check for dllexported symbols.
22649 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
22651 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
22652 add comment explaining why vsnprintf cannot be used.
22654 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
22656 PR tree-optimization/30666
22657 * tree.c (build_complex_type): When creating type names for DWARF2
22658 debug info, create TYPE_DECLs for TYPE_NAME instead of
22660 (build_common_tree_nodes_2): Use build_complex_type when building
22661 predefined complex types, to preserve canonical types.
22663 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
22665 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
22666 (noce_get_alt_condition): Look at it to determine whether to
22667 reverse the condition or not.
22668 (noce_get_condition): Substitute the truth for lies.
22669 (noce_find_if_block): Set the then_else_reversed field.
22671 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
22673 * config/fr30/fr30.md (movdi): Do not accept immediates as the
22674 destination of this insn.
22675 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
22676 than calling gen_rtx_SET directly. Use r0 to hold the value of
22677 'address + 4' rather than a stack based temporary which can be
22678 mis-optimized away.
22680 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22682 * config/s390/s390.c (s390_secondary_input_reload_class,
22683 s390_secondary_output_reload_class): Functions removed.
22684 (s390_secondary_reload): New function.
22685 (TARGET_SECONDARY_RELOAD): Target macro defined.
22686 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
22687 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
22688 * config/s390/s390.md ("reload_outti", "reload_outdi",
22689 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
22690 "reload_out<mode>"): Expanders removed.
22691 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
22692 "reload<mode>_nonoffmem_out"): Expanders added.
22694 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22696 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
22697 action if SRC->DEST replacement failed anyway.
22699 2007-03-28 Mike Stump <mrs@apple.com>
22701 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
22702 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
22703 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
22705 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22707 * config.gcc: Accept barcelona as a variant of amdfam10.
22708 * config/i386/i386.c (override_options): Likewise.
22709 * doc/invoke.texi: Likewise.
22711 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
22713 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
22714 offsets for BIT_FIELD_REF and COMPONENT_REF.
22716 2007-03-28 Richard Guenther <rguenther@suse.de>
22718 * tree.c (is_global_var): Move ...
22719 * tree-flow-inline.h (is_global_var): ... here.
22720 * tree.h (is_global_var): Remove declaration.
22722 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
22724 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
22726 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
22727 * config/i386/i386.c (ix86_tune_features): Initialize new
22729 * config/i386/predicates.md (promotable_binary_operator): Use
22730 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
22732 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
22735 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
22737 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
22739 * config/fr30/fr30.md (movsi_internal): Change destination
22740 constraint from m to V and add m to the end.
22742 2007-03-28 Christian Bruel <christian.bruel@st.com>
22744 * config/sh/sh.md (movsi_i): Fix type attribute.
22746 2007-03-28 Christian Bruel <christian.bruel@st.com>
22748 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
22749 (movsf_ie): Likewise.
22751 2007-03-28 Christian Bruel <christian.bruel@st.com>
22753 * config.gcc: Add sh4-300 to multilib.
22754 * config/sh/t-mlib-sh4-300: New file.
22756 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
22758 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
22759 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
22760 fix_trunc<mode>di2.
22761 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
22762 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
22763 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
22764 "fixuns_trunctddi2"): Whitespace fix.
22766 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
22768 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
22769 the definition of struct sh_args.
22770 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
22771 CALL_COOKIE_INT_REG_GET): Likewise.
22773 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
22775 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
22776 transformations are applied successfully.
22778 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
22780 * tree.c (tree_contains_struct): Permit 512 tree codes.
22781 * tree.h (tree_contains_struct): Ditto.
22782 (MAX_TREE_CODES): Ditto.
22783 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22784 SPARE member to store remaining padding bits.
22786 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22788 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22791 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22793 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22794 * configure: Regenerate.
22796 * configure: Regenerate using the correct version of autoconf.
22798 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22800 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22802 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22803 regs to "__SP_L__" and "__SP_H__".
22805 2007-03-27 Richard Guenther <rguenther@suse.de>
22807 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22808 computations with it with a HOST_WIDE_INT variable.
22810 2007-03-26 Mike Stump <mrs@apple.com>
22812 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22813 objective-c-header, objective-c++-header and objc++-cpp-output
22815 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22817 2007-03-26 Richard Henderson <rth@redhat.com>
22820 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22821 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22822 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22823 IX86_BUILTIN_PSRLQ128): New.
22824 (ix86_init_mmx_sse_builtins): Add them.
22825 (ix86_expand_builtin): Expand them.
22826 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22827 operand 2 be TImode.
22828 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22829 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22830 _mm_srli_epi64): Mark __B const.
22831 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22832 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22833 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22834 new two-vector shift builtins.
22836 2007-03-26 Ian Lance Taylor <iant@google.com>
22838 PR tree-optimization/31345
22839 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22840 [+INF, +INF(OVF)] into VARYING.
22842 2007-03-26 Zack Weinberg <zackw@panix.com>
22844 * gengtype-parse.c: New file.
22845 * gengtype-yacc.y: Delete.
22846 * gengtype-lex.l: Don't include gengtype-yacc.h.
22847 Define YY_DECL and yyterminate appropriately for recursive
22848 descent parser. yylval is now a string out-parameter to yylex.
22849 (HWS, EOID): New shorthand.
22850 (IWORD): Add a couple more types.
22851 (yylex): Add a setup stanza. Remove the complex rules for
22852 detecting GTY'ed types and typedefs; replace with simple
22853 keyword detectors. Adjust everything for the changed
22854 definition of yylval. Ignore all pp-directives, not just #define.
22856 (parse_file): Rename yybegin; do not call yyparse.
22858 * gengtype.c (xasprintf): Export again.
22859 (this_file): New. Use everywhere __FILE__ was being used.
22860 (get_lang_bitmap): Special case types defined in gengtype.c.
22861 (do_typedef, new_structure): Suppress definition of certain types.
22862 (new_structure): Improve diagnostics of duplicate definitions.
22863 Make sure location_s is associated with input.h.
22864 (nreverse_pairs, define_location_structures): New functions.
22865 (main): Improve tagging of kludge types. Remove old kludges
22866 for input.h types; use define_location_structures.
22867 * gengtype.h: Update prototypes. Define token codes here.
22868 * Makefile.in: Remove all references to gengtype-yacc.
22869 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22871 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22872 add GTY((skip)) to the field that's only conditionally there.
22873 * doc/install.texi: Document that Bison is no longer required
22874 unless building treelang.
22876 * gengtype.c: Don't include gtyp-gen.h.
22877 (srcdir): Declare here.
22878 (base_files, lang_dir_names): Allocate dynamically.
22879 (gt_files, num_gt_files, num_lang_dirs): New globals.
22880 (measure_input_list, read_input_line, read_input_list)
22881 (set_lang_bitmap): New functions.
22882 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22883 simplify, relying on read_input_list to set up the bitmaps.
22884 (main): Arguments are no longer unused. Check for correct number
22885 of command line arguments, set srcdir and srcdir_len, then call
22886 read_input_list, before doing anything else. No need to worry
22887 about duplicates in main loop.
22888 * configure.ac: Simplify the calculation of all_gtfiles.
22889 Put language tags in there. Don't set or substitute
22890 all_gtfiles_files_langs or all_gtfiles_files_frags.
22891 * Makefile.in: Revamp the way gengtype is invoked, now that it
22892 takes a file on its command line with a much simpler format.
22893 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22894 (GTFILES): Remove duplicates and C source files.
22895 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22896 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22897 * configure: Regenerate.
22899 * gengtype.h: Remove all type definitions to gengtype.c; leave
22900 only definitions of options_p, type_p, and pair_p as opaque
22901 pointers. Update prototypes.
22902 * gengtype.c: Many type definitions moved here from gengtype.h.
22903 Consolidate type definitions at the top of the file.
22904 (xvasprintf): Delete.
22905 (xasprintf): Make static.
22906 (create_nested_pointer_option): Add 'next' parameter.
22907 (create_field_all, create_field_at): New functions.
22908 (create_field): Now a thin wrapper around create_field_all.
22909 (create_optional_field): Rename create_optional_field_ and add
22910 line argument. Original name is now a macro which supplies
22912 (oprintf): Use vsnprintf directly.
22913 (close_output_files): Use fatal rather than perror/exit.
22914 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22915 (main): Set progname. Don't use exit.
22916 * gengtype-yacc.y (struct_fields): Use create_field_at.
22917 (option, optionseqopt): Delete.
22918 (optionseq): Consolidate productions from option here so we
22919 can use the first argument to create_option.
22921 * gengtype-lex.l: Distinguish unions from structures in the
22922 token type. Don't call find_structure; return the tag as a string.
22923 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22924 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22925 string. Reorganize typedef_struct production accordingly.
22926 Use create_nested_ptr_option.
22927 * gengtype.c (create_nested_ptr_option): New function.
22928 * gengtype.h: Declare it.
22930 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22931 (string_type): Don't declare.
22932 (do_scalar_typedef): Declare.
22933 (create_scalar_type): Update prototype.
22934 * gengtype.c (string_type): Make static.
22935 (scalar_nonchar, scalar_char): New.
22936 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22937 (resolve_typedef): Use scalar_nonchar for error recovery.
22938 (create_scalar_type): Remove name_len field. Return scalar_char
22939 or scalar_nonchar as appropriate.
22940 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22941 to use string_type.
22942 (throughout): Use scalar_nonchar instead of calling
22943 create_scalar_type, whenever possible.
22944 (main): Initialize scalar_char and scalar_nonchar before calling
22946 * gengtype-lex.l: Adjust for removal of second argument to
22947 create_scalar_type. Use yylval.s instead of yylval.t when
22949 * gengtype-yacc.y: Type of SCALAR is string. Call
22950 create_scalar_type from type:SCALAR rule. Adjust for removal of
22951 second argument to create_scalar_type.
22953 * vec.h: Remove all #if IN_GENGTYPE blocks.
22954 Add comment saying that changes may require adjustments to gengtype.
22955 * gengtype.c: Don't include coretypes.h or tm.h.
22956 Add comment to inclusion of errors.h.
22957 (note_def_vec, note_def_vec_alloc): New functions.
22958 * gengtype.h: Declare new functions.
22959 * gengtype-lex.l: Don't include coretypes.h.
22960 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22962 (update_lineno): Remove unnecessary prototype.
22963 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22964 (VEC rule): Just return VEC_TOKEN.
22965 * gengtype-yacc.y (VEC_TOKEN): New token type.
22966 (type): Add a production for VEC(a,b).
22967 * Makefile.in: Update dependencies.
22969 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22970 typedefs that use the old PARAMS macro.
22972 * gengtype-lex.l: Remove all rules and states relating to yacc
22974 * gengtype-yacc.y: Similarly.
22975 * gengtype.c (note_yacc_type): Delete function.
22976 * gengtype.h: Update prototypes.
22978 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22980 * tree-pretty-print.c (dump_generic_node): Report precision of
22981 unnamed integer types.
22983 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22985 * ifcvt.c (noce_try_store_flag_constants): Don't check
22986 no_new_pseudos here.
22987 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22988 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22989 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22990 noce_try_sign_mask): Likewise.
22991 (if_convert): Check no_new_pseudos here.
22993 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22995 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22996 (noce_get_condition): Handle new then_else_reversed argument.
22997 (noce_init_if_info): Remove, fold into noce_find_if_block.
22998 (noce_process_if_block): Take a struct noce_if_info as the
22999 argument. Don't set up one based on ce_if_info. Update pointer
23000 references accordingly.
23001 (cond_move_process_if_block): Likewise.
23002 (process_if_block): Removed.
23003 (find_if_block): Removed. Move functionality two new functions,
23004 noce_find_if_block and cond_exec_find_if_block.
23005 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
23006 blocks and the symmetric IF-ELSE-JOIN case.
23007 (cond_exec_find_if_block): Also new function mostly based on old
23008 find_if_block and process_if_block.
23009 (find_if_header): Replace find_if_block call with separately
23010 guarded calls to noce_find_if_block and cond_exec_find_if_block.
23011 (find_cond_trap): Update noce_get_condition call.
23012 (dead_or_predicable): Likewise.
23014 2007-03-26 Jakub Jelinek <jakub@redhat.com>
23016 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
23018 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
23019 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23020 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23021 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23022 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23023 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23024 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23025 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23026 __builtin_ia32_psrad128 builtins.
23028 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23030 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23031 * config/i386/constraints.md
23032 (define_constraint "I"): Use IN_RANGE macro.
23033 (define_constraint "J"): Ditto.
23034 (define_constraint "K"): Ditto.
23035 (define_constraint "M"): Ditto.
23036 (define_constraint "N"): Ditto.
23037 (define_constraint "O"): Ditto.
23038 * config/i386/predicates.md
23039 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23040 (define_predicate "const_0_to_3_operand"): Ditto.
23041 (define_predicate "const_0_to_7_operand"): Ditto.
23042 (define_predicate "const_0_to_15_operand"): Ditto.
23043 (define_predicate "const_0_to_63_operand"): Ditto.
23044 (define_predicate "const_0_to_255_operand"): Ditto.
23045 (define_predicate "const_1_to_31_operand"): Ditto.
23046 (define_predicate "const_2_to_3_operand"): Ditto.
23047 (define_predicate "const_4_to_7_operand"): Ditto.
23049 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23051 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23052 in SImode for save_world.
23053 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23056 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23058 PR tree-optimization/30784
23059 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23062 2007-03-25 Revital Eres <eres@il.ibm.com>
23064 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23065 Fold movement_possibility function into it.
23067 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23069 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23070 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23071 (call_indirect_nonlocal_darwin64): Same.
23072 (call_nonlocal_darwin64): Same.
23073 (call_value_indirect_nonlocal_darwin64): Same.
23074 (call_value_nonlocal_darwin64): Same.
23075 (sibcall_nonlocal_darwin64): Same.
23076 (sibcall_value_nonlocal_darwin64): Same.
23077 (sibcall_symbolic_64): Same.
23078 (sibcall_value_symbolic_64): Same.
23079 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23081 (rs6000_emit_load_toc_table): Same.
23082 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23083 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23085 (divss_call): Same.
23086 (divus_call): Same.
23087 (quoss_call): Same.
23088 (quous_call): Same.
23089 (load_toc_v4_pic_si): Same
23090 (load_toc_v4_PIC_1): Same.
23091 (load_toc_v4_PIC_1b): Same.
23092 (call_indirect_aix{32,64}): Same.
23093 (call_value_indirect_aix{32,64}): Same.
23095 (call_value): Same.
23096 (call_local{32,64}): Same.
23097 (call_value_local{32,64}): Same.
23098 (call_indirect_nonlocal_aix{32,64}): Same.
23099 (call_nonlocal_aix{32,64}): Same.
23100 (call_value_indirect_nonlocal_aix{32,64}): Same.
23101 (call_value_nonlocal_aix{32,64}): Same.
23102 (call_indirect_nonlocal_sysv<mode>): Same.
23103 (call_nonlocal_sysv<mode>): Same.
23104 (call_value_indirect_nonlocal_sysv<mode>): Same.
23105 (call_value_nonlocal_sysv<mode>): Same.
23107 (sibcall_local{32,64}): Same.
23108 (sibcall_value_local{32,64}): Same.
23109 (sibcall_nonlocal_aix{32,64}): Same.
23110 (sibcall_value_nonlocal_aix{32,64}): Same.
23111 (sibcall_nonlocal_sysv<mode>): Same.
23112 (sibcall_value): Same.
23113 (sibcall_value_nonlocal_sysv<mode>): Same.
23115 2007-03-24 Paul Brook <paul@codesourcery.com>
23117 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23118 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23120 2007-03-24 Richard Henderson <rth@redhat.com>
23122 * config/ia64/constraints.md: New file.
23123 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23124 satisfies_constraint_?.
23125 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23126 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23127 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23128 ia64_output_mi_thunk): Likewise.
23129 (ia64_const_ok_for_letter_p): Remove.
23130 (ia64_const_double_ok_for_letter_p): Remove.
23131 (ia64_extra_constraint): Remove.
23132 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23133 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23134 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23135 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23136 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23137 EXTRA_MEMORY_CONSTRAINT): Remove.
23138 * config/ia64/ia64.md: Include constriants.md. Replace
23139 CONST_OK_FOR_? with satisfies_constraint_?.
23141 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23142 H.J. Lu <hongjiu.lu@intel.com>
23144 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23146 (name macros): Use DPD_BID_NAME to convert names properly.
23148 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23149 decimal floating point format.
23150 (init_floating_libfuncs): Change decimal functions so that they
23151 have a "bid_" prefix if the decimal system uses the BID format,
23152 and "dpd_" prefix if the decimal system uses the DPD format.
23153 (init_interclass_conv_libfuncs): Ditto.
23154 (init_intraclass_conv_libfuncs): Ditto.
23156 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23157 using the BID format.
23159 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23160 whether we are using the BID decimal format.
23161 * configure: Regenerate.
23163 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23164 the compiler has decimal floating point enabled. Define
23165 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23168 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23169 using the BID format.
23171 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23172 whether we are using the BID decimal format.
23173 * configure: Regenerate.
23175 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23176 the compiler has decimal floating point enabled. Define
23177 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23180 * doc/install.texi (--enable-decimal-float): Document BID and DPD
23181 options, and that it is enabled for i386/x86_64 systems.
23183 * Makefile.in (enable_decimal_float): New.
23185 (DECNUMINC): Add -I$(DECNUMFMT).
23186 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
23187 to $(DECNUMFMT) from $(DECNUM).
23189 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
23190 Substitute enable_decimal_float.
23191 * configure: Regenerated.
23194 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
23197 * configure.ac: Enable decimal float for x86_64-*-linux*.
23198 * configure: Regenerated.
23201 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
23202 decimal128ClearSign to flip and clear the sign bit in decimal128.
23203 (decimal_real_maxval): Set decimal128SetSign to set the sign
23206 2007-03-23 Ian Lance Taylor <iant@google.com>
23208 * fold-const.c (fold_binary): Correct warning for X - c >= X.
23210 2007-03-23 Ian Lance Taylor <iant@google.com>
23212 * tree-dump.c (dump_files): Correct comment.
23214 2007-03-23 Ian Lance Taylor <iant@google.com>
23216 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
23218 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
23220 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
23221 in cfglayout mode. Don't go into and out of cfglayout mode.
23222 Link the blocks in the order of the constructed traces.
23223 (rest_of_handle_tracer): Adjust call to tracer.
23224 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
23225 Don't go into cfglayout mode.
23226 (rtl_loop_done): Don't go out of cfglayout mode.
23227 * cfglayout.c (relink_block_chain): New function, split out from...
23228 (fixup_reorder_chain): ...here. Remove redundant checking.
23229 (cfg_layout_finalize): Don't clear the header, footer, and aux
23230 fields here, move the code to do so to relink_block_chain. Likewise
23231 for free_original_copy_tables.
23232 * rtl.h (tracer): Update prototype.
23233 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
23234 Assert we are in cfglayout mode. Don't go into and out of cfglayout
23235 mode. Use relink_block_chain to serialize the CFG according to the
23236 new basic block order. Move targetm.cannot_modify_jumps_p check from
23238 (gate_handle_reorder_blocks): ...to here.
23239 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23241 (gate_duplicate_computed_gotos): ...to here.
23242 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23243 something always changes when going into and out of cfglayout mode.
23244 Perform an expensive cfg cleanup while going into cfglayout mode.
23245 Always update liveness information on HAVE_conditional_execution
23246 targets. Reserialize the basic blocks and go out of cfglayout mode.
23247 * reg-stack.c: Include cfglayout.h.
23248 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23249 the call to reorder_basic_blocks.
23250 * basic-block.h (reorder_basic_blocks): Update prototype.
23251 (relink_block_chain): New prototype.
23252 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23254 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23256 * config/mips/mips.md (type, hazard, *movdi_32bit,
23257 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23258 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23259 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23260 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23261 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23263 (movcc): Change first xfer to multi.
23264 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23265 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23266 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23267 config/mips/generic.md: Change reservations using "xfer" to use
23269 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23270 using match_operand.
23271 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23272 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23274 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23276 2007-03-22 Richard Henderson <rth@redhat.com>
23278 * config/i386/i386.c: Remove unnecessary function declarations.
23279 Move targetm definition, and all related macros, to the end of
23280 the file. Resort some functions to put definitions before uses.
23281 (ix86_attribute_table): Make static. Move to end of file.
23282 (ix86_gimplify_va_arg): Make static.
23284 2007-03-22 Richard Henderson <rth@redhat.com>
23286 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23287 don't increase local_regparm with force_align_arg_pointer check.
23288 (ix86_function_sseregparm): Assert 32-bit.
23289 (type_has_variadic_args_p): New.
23290 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23291 type_has_variadic_args_p.
23292 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23293 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23294 use memset instead. Do maybe_vaarg check first; skip attribute
23295 tests if true; skip attribute tests for 64-bit.
23296 (construct_container): Remove TARGET_DEBUG_ARG.
23297 (function_arg_advance_32, function_arg_advance_64): Split out ...
23298 (function_arg_advance): ... from here.
23299 (function_arg_32, function_arg_64): Split out ...
23300 (function_arg): ... from here.
23301 (ix86_pass_by_reference): Tidy.
23302 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23303 (function_value_32): New, from parts of ix86_function_value
23304 and ix86_value_regno.
23305 (function_value_64): New, from parts of ix86_function_value
23306 and ix86_libcall_value.
23307 (ix86_function_value_1): New.
23308 (ix86_function_value, ix86_libcall_value): Use it.
23309 (return_in_memory_32, return_in_memory_64): Split out ...
23310 (ix86_return_in_memory): ... from here.
23311 (ix86_struct_value_rtx): Skip for 64-bit.
23312 (ix86_libcall_value, ix86_value_regno): Remove.
23313 (setup_incoming_varargs_64): Split out ...
23314 (ix86_setup_incoming_varargs): ... from here.
23315 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23316 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23317 * config/i386/i386-protos.h (ix86_function_value): Remove.
23318 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23320 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23323 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23324 infinities not supported, otherwise emit warning if -Woverflow. On
23325 underflow, emit warning if -Woverflow.
23326 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23328 * real.h (real_from_string): Update declaration
23330 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23331 Richard Henderson <rth@redhat.com>
23333 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23334 * calls.c (compute_argument_block_size, expand_call,
23335 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23336 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23337 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23338 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23339 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23340 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23341 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23342 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23345 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23347 * c-incpath.c (add_sysroot_to_chain): New.
23348 (merge_include_chains): Add sysroot argument. Call
23349 add_sysroot_to_chain if sysrooted.
23350 (register_include_chains): Update call to merge_include_chains.
23351 * doc/cppopts.texi: Document use of '=' in include directory
23354 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23356 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23357 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23358 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23359 insn pattern using X87MODEF12 mode macro.
23361 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23363 * regmove.c (regmove_optimize): Use reg_mentioned_p
23364 instead of reg_overlap_mentioned_p for DST.
23366 2007-03-21 Mike Stump <mrs@apple.com>
23368 * c.opt: Fixup for Objective-C/C++.
23370 2007-03-21 Steve Ellcey <sje@cup.hp.com>
23372 * explow.c (convert_memory_address): Fold memory reference when
23373 POINTERS_EXTEND_UNSIGNED < 0
23375 2007-03-21 Richard Henderson <rth@redhat.com>
23378 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
23379 * config/i386/mmintrin.h (__m64): Likewise.
23380 * config/i386/xmmintrin.h (__m128): Likewise.
23382 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23384 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
23385 (VXWORKS_OS_CPP_BUILTINS): Define.
23386 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
23387 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
23389 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23391 * rtl.h (constant_pool_reference_p): Delete.
23392 (find_constant_src): Declare.
23393 * rtlanal.c (find_constant_src): New function.
23394 * simplify-rtx.c (constant_pool_reference_p): Delete.
23395 * config/i386/i386.md: Use find_constant_src instead of
23396 constant_pool_reference_p/avoid_constant_pool_reference pairs.
23398 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23400 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
23401 * c-cppbuiltin.c (c_cpp_builtins): Define them.
23403 2007-03-20 Mark Mitchell <mark@codesourcery.com>
23405 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
23406 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
23407 (arm_elf_asm_constructor): Use it.
23408 (arm_elf_asm_destructor): New function.
23410 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
23412 * jump.c (mark_jump_label): Treat SEQUENCE specially.
23414 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
23416 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
23418 2007-03-19 Andrew Haley <aph@redhat.com>
23420 PR tree-optimization/31264
23421 * tree-vrp.c (register_edge_assert_for_1): Don't look though
23422 VIEW_CONVERT_EXPRs.
23424 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
23426 PR rtl-optimization/30907
23427 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
23428 (fwprop_init): Always call loop_optimizer_initialize.
23429 (fwprop_done): Always call loop_optimizer_finalize.
23430 (fwprop): We always have loop info now.
23431 (gate_fwprop_addr): Remove.
23432 (pass_fwprop_addr): Use gate_fwprop as gate.
23434 PR rtl-optimization/30841
23435 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
23436 df_chain_alloc): Call df_reorganize_refs unconditionally.
23437 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
23438 refs_organized to refs_organized_size.
23439 (df_ref_create_structure): Use refs_organized_size instead of
23440 bitmap_size if refs had been organized, and keep refs_organized_size
23442 * df.h (struct df_ref_info): Change refs_organized to
23443 refs_organized_size.
23444 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
23447 2007-03-19 Mark Mitchell <mark@codesourcery.com>
23449 * except.c (output_function_exception_table): Do not reference the
23450 EH personality routine for functions that do not require an
23453 2007-03-20 Jakub Jelinek <jakub@redhat.com>
23456 * c-typeck.c (convert_for_assignment): Call comptypes for
23457 RECORD_TYPE or UNION_TYPE.
23459 PR inline-asm/30505
23460 * reload1.c (reload): Do invalid ASM checking after
23461 cleanup_subreg_operands.
23463 2007-03-19 Jeff Law <law@redhat.com>
23465 * tree-cfg.c (find_taken_edge): Tighten conditions for
23466 optimizing computed gotos.
23468 2007-03-19 Michael Matz <matz@suse.de>
23470 * builtins.c (expand_builtin_sync_operation,
23471 expand_builtin_compare_and_swap,
23472 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
23475 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
23476 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23479 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23481 * doc/tm.texi: Add brackets around the return type of
23482 TARGET_SECONDARY_RELOAD.
23484 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
23485 Richard Guenther <rguenther@suse.de>
23487 PR tree-optimization/31254
23488 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23489 Use handled_component_p () where appropriate. Continue
23490 propagating into the rhs if we propagated into an INDIRECT_REF
23493 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23495 * config/s390/s390.md (op_type attribute): RRR instruction type added.
23496 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
23497 (xde, xdee): Mode attributes adjusted to support DFP modes.
23498 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
23499 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
23500 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
23501 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
23502 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
23503 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23504 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23506 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
23507 "movsf"): Insn definitions removed.
23508 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
23509 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
23510 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
23512 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
23513 "reload_in<mode>", "reload_out<mode>"): Expander added.
23514 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
23517 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23519 * config/s390/s390.md: Only non-functional changes. Renamed
23520 FPR mode macro to BFP all over the file.
23522 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23524 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
23525 (op_type attribute): RRF instruction type added.
23526 (fT0): New mode attribute.
23527 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23528 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
23529 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
23530 instruction no secondary memory is needed when moving DFmode values
23531 between GPRs and FPRs.
23533 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23535 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
23536 inverted and documentation adjusted.
23537 ("mhard-dfp", "msoft-dfp"): New options.
23538 * config/s390/s390.c (s390_handle_arch_option): New architecture
23540 (override_options): Sanity checks for the new options added.
23541 * config.gcc: New architecture switch: z9-ec.
23542 * config/s390/s390.h (processor_flags): PF_DFP added.
23543 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
23544 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
23545 when the bit is NOT set so remove it from the defaults.
23547 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23549 * genemit.c (main): Print include statement for dfp.h.
23550 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
23553 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23555 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
23557 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
23560 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
23561 instead of PATTERN.
23563 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23565 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
23566 attr_length_call, output_call, output_indirect_call): Cleanup
23567 formatting of targetm calls.
23569 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23571 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23573 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23575 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23576 reservation, bypass and anti-bypass descriptions for these
23577 instructions. Update move patterns.
23578 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23581 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
23583 * tree-vect-transform.c (get_initial_def_for_induction): Replace
23584 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
23585 (get_initial_def_for_reduction): Likewise.
23587 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
23589 Fix PR tree-optimization/29922
23590 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
23591 (get_representative): Removed.
23592 (value_dies_in_block_x): Update for rvuse removal.
23593 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
23594 (compute_antic_aux): Handle when PHI nodes appear in
23595 non-single-successors.
23596 (dump_bitmap_of_names): Removed.
23597 (compute_antic_safe): Renamed and removed rvuse calculation.
23598 Calculate only antic safe.
23599 (insert_into_preds_of_block): Remove assert.
23600 (execute_pre): Update for renamed functions.
23601 (defer_or_phi_translate_block): New function.
23603 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23605 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
23606 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
23608 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
23609 Follow spelling conventions.
23611 * tree-data-ref.h: Remove the prototype for analyze_array.
23613 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
23615 PR tree-optimization/31041
23616 * tree-vect-transform.c (get_initial_def_for_induction): Call
23617 force_gimple_operand.
23619 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
23621 * ipa-type-escape.c (look_for_casts) : Revert code to use
23622 handled_component_p due to ada test a-numaux.adb.
23624 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23626 * final.c (final_scan_insn): Alter the condition of a
23627 conditional trap if we have nonstandard CC.
23629 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23631 * configure.ac: Remove excess quoting from asm line 0 test.
23632 * configure: Rebuilt.
23634 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23636 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
23637 * c-common.c (convert_and_check): Move warning logic to...
23638 (warnings_for_convert_and_check): ...here. Define.
23639 * c-common.h (warnings_for_convert_and_check): Declare.
23641 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23643 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
23644 (output_call): Likewise.
23646 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23648 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
23650 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23652 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
23654 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
23656 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
23657 opteron, athlon-64 and athlon-fx processor_alias_table entries.
23659 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
23661 PR tree-optimization/31183
23662 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
23663 Use double_int instead of unsigned int for representing access_strides.
23664 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
23666 2007-03-16 Richard Guenther <rguenther@suse.de>
23668 PR tree-optimization/31146
23669 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
23670 to allow recursion of forward_propagate_addr_expr.
23671 (forward_propagate_addr_into_variable_array_index): Likewise.
23672 (forward_propagate_addr_expr): Likewise.
23673 (tree_ssa_forward_propagate_single_use_vars): Likewise.
23674 (forward_propagate_addr_expr_1): Recurse on simple copies
23675 instead of propagating into them. Do so for useless conversions
23677 (forward_propagate_addr_expr): Clean up unused statements after
23680 2007-03-16 Richard Guenther <rguenther@suse.de>
23682 * builtins.c (expand_builtin_cexpi): Use the right argument
23683 for the expansion via cexp.
23685 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23687 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
23688 * configure: Rebuilt.
23690 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23693 * dwarf2out.c (force_type_die): Adjust comment.
23694 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
23696 2007-03-15 DJ Delorie <dj@redhat.com>
23698 * config/frv/predicates.md (minmax_operator): Don't check operands
23701 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23703 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
23704 Update constant estimates of number of iterations.
23705 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
23706 argument renamed to "realistic".
23707 (compute_estimated_nb_iterations): Removed.
23708 (record_niter_bound): New function.
23709 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
23710 call record_nonwrapping_iv with upper = false.
23711 (infer_loop_bounds_from_signedness): Pass upper argument to
23712 record_nonwrapping_iv.
23713 (estimate_numbers_of_iterations_loop): Do not call
23714 compute_estimated_nb_iterations. Record estimate based on profile
23715 information. Initialize the constant estimates of number of
23717 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
23719 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
23720 number of iterations is too small.
23721 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
23722 (EST_NOT_AVAILABLE): Removed.
23723 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
23724 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
23727 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23729 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
23730 Handle NE_EXPR guards.
23732 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23735 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
23736 Set also -pedantic-errors by default for the preprocessor unless
23737 -fpermissive is given.
23739 2007-03-15 Richard Guenther <rguenther@suse.de>
23741 PR middle-end/29719
23742 PR middle-end/31161
23743 * builtins.c (expand_builtin_cexpi): As a fallback if we
23744 don't have builtins for sincos or cexp create a function
23745 declaration for cexp and expand to a call to that.
23746 (expand_builtin_int_roundingfn): Always fall
23747 back to floor/ceil and its variants even if they may be
23750 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
23752 PR middle-end/31159
23753 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
23754 jump tables, move the call to delete_dead_jumptables from here...
23755 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
23756 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
23757 don't allow merging of blocks that try_redirect_by_replacing_jump
23758 also does not handle when not optimizing.
23760 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23761 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23763 * config/i386/i386.md (x86_sahf_1): Correctly handle
23766 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23769 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
23770 x86_64_general_operand as operand[2] predicate. Remove "iF"
23771 from operand constraints and use "e" constraint instead.
23772 (*subti3_1, *subti3_1 splitter): Ditto.
23773 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
23774 operand[1] predicate.
23776 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
23778 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
23779 arrays, multiply the access strides by the size of the sub-array.
23780 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23782 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23784 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23785 the configured assembler supports the sahf mnemonic.
23786 * configure: Regenerate.
23787 * config.in: Regenerate.
23789 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23790 emit "sahf" or ".byte\t0x9e" as asm template.
23792 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23795 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23796 option to replace hard coded TARGET_xxx in md file.
23797 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23798 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23799 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23800 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23801 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23802 (X86_TUNE_NOT_VECTORMODE): Ditto.
23803 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23804 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23805 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23806 (TUNE_SLOW_IMUL_IMM8): Ditto.
23807 (TUNE_MOVE_M1_VIA_OR): Ditto.
23808 (TUNE_NOT_UNPAIRABLE): Ditto.
23809 (TUNE_NOT_VECTORMODE): Ditto.
23811 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23814 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23815 tuning options instead of hard coded TARGET_xxx.
23816 (fix ssemode peephole2's): Ditto.
23817 (imul peephole2's): Ditto.
23819 (movdi_or_rex64): Ditto.
23820 (move peephole2): Ditto.
23821 (not peephole2's): Ditto.
23823 2007-03-14 Dirk Mueller <dmueller@suse.de>
23825 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23826 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23827 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23829 * c-parser.c (c_parser_do_statement): Warn about empty body in
23830 do/while statement.
23831 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23832 * doc/invoke.texi (-Wempty-body): Update documentation.
23834 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23837 * c-common.h (warn_for_div_by_zero): Declare.
23838 * c-common.c (warn_for_div_by_zero): Define.
23839 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23842 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23844 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23845 to PREFIX and STANDARD_PREFIX.
23847 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23848 Phil Edwards <phil@codesourcery.com>
23850 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23851 (__gthread_once_t): Remove busy field for RTPs.
23852 (__GTHREAD_ONCE_INIT): Update accordingly.
23854 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23856 * doc/invoke.texi: Document VxWorks options.
23858 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23860 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23862 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23864 PR tree-optimization/30590
23865 * tree-nrv.c (tree_nrv): Check for the partial update of the
23868 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23870 * flags.h (flag_random_seed): Remove declaration, in favor of...
23871 * toplev.h (get_random_seed, set_random_seed): ... these.
23872 * tree.c (get_file_function_name): Use the former.
23873 * opts.c (common_handle_option): Use the latter.
23876 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23878 PR middle-end/31127
23879 * cse.c (cse_find_path): Do not bail out if a basic block that
23880 we already visited now becomes part of a path that starts at a
23881 different basic block. Just disallow this, to make sure we
23882 visit each basic block at most once.
23884 2007-03-13 Jan Hubicka <jh@suse.cz>
23886 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23887 attributes, when profile esitmate is present, calls with very low
23888 frequency are cold.
23890 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23892 PR tree-optimization/30730
23893 PR tree-optimization/26900
23894 * tree-ssa-loop-niter.c: Include gmp.h.
23895 (bounds): New type.
23896 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23897 split_to_var_and_offset, determine_value_range,
23898 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23899 bound_difference, bounds_add, bounds_negate,
23900 number_of_iterations_ne_max, dump_affine_iv): New functions.
23901 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23902 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23903 difference of initial and final value of control iv to validate
23905 (number_of_iterations_cond): Add loop parameter. Determine bounds
23906 on the difference of the extremes of the control iv. Add dumps.
23907 (expand_simple_operations): Handle phi nodes.
23908 (simplify_using_initial_conditions): Do not record used conditions.
23909 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23910 Do not set additional_info.
23911 (implies_nonnegative_p, implies_ge_p): Removed.
23912 (derive_constant_upper_bound): Do not use parameter `additional'.
23913 (record_estimate): Parameter `additional' removed. Parameter
23914 `i_bound' added. Do not call derive_constant_upper_bound.
23915 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23916 bound the number of iterations estimate.
23917 (estimate_numbers_of_iterations_loop): Pass the estimate from
23918 the number of iterations analysis to record_estimate.
23919 * tree.h (multiple_of_p): Declare.
23920 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23921 (scev_const_prop): Do not check expression_expensive_p.
23922 * fold-const.c (multiple_of_p): Exported.
23923 * double-int.c (double_int_mask): Exported.
23924 * double-int.h (double_int_mask): Declare.
23925 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23926 field. Added max field.
23928 2007-03-13 David Taylor <taylor@candd.org>
23931 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23934 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23937 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23938 two unamed patterns.
23940 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23942 * config/i386/i386.opt (mcx16, msahf): New options.
23943 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23944 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23946 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23947 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23948 Output -mcx16 and -msahf options when corresponding bit is set.
23950 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23951 and -msahf options.
23953 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23955 * configure.ac: Test for assembler tolerance to # 0 "".
23956 * configure, config.in: Rebuilt.
23957 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23959 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23961 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23963 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23964 (handle_syscall): Handle direct system calls.
23965 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23967 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23969 * doc/invoke.texi: Fix cpp.info cross-reference.
23970 * doc/passes.texi: Fix gcc.info cross-reference.
23972 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23974 PR tree-optimization/30835
23975 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23976 bb_for_stmt is not NULL before accessing it.
23978 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23980 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23983 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23986 * doc/install.texi: Document --enable-stage1-languages
23988 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23990 * tree-pass.h (pass_into_cfg_layout_mode,
23991 pass_outof_cfg_layout_mode): Declare.
23992 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23993 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23994 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23995 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23997 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23999 * c-decl.c (warn_variable_length_array): New function.
24000 Refactored from grokdeclarator to handle warn_vla
24001 and handle unnamed array case.
24002 (grokdeclarator): Refactored VLA warning case.
24003 * c.opt (Wvla): New flag.
24004 * doc/invoke.texi (Wvla): New warning.
24006 2007-03-12 Richard Henderson <rth@redhat.com>
24008 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
24009 (TARGET_SECTION_TYPE_FLAGS): New.
24011 2007-03-12 Richard Henderson <rth@redhat.com>
24013 * config/darwin.c (machopic_reloc_rw_mask): New.
24014 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
24015 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
24017 2007-03-12 Mark Mitchell <mark@codesourcery.com>
24019 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24020 * cppdefault.h (cpp_PREFIX): Document.
24021 (cpp_PREFIX_len): Likewise.
24022 (cpp_EXEC_PREFIX): New variable.
24023 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24024 * c-incpath.c (add_standard_paths): Correct logic for relocating
24025 paths within prefix.
24027 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24029 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24030 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24032 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24033 fix_truncdfdi_sse using SSEMODEF mode macro.
24034 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24035 fix_truncdfsi_sse using SSEMODEF mode macro.
24036 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24037 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24039 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24041 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24042 elfos.h to tm_file.
24044 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24046 * tree.h : Add multiple_of_p declaration.
24047 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24048 * ipa-type-escape.c (results_of_malloc): Redundant.
24049 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24050 (cast_type): Extended with new members.
24051 (check_cast): Returns cast_type.
24052 (cast): New structure for data of walk_use_def_chains.
24053 (is_malloc_result, is_cast_from_non_pointer_1,
24054 is_cast_from_non_pointer,
24055 is_array_access_through_pointer_and_index): New functions.
24056 (look_for_casts): Returns cast types.
24057 (check_call): Returns void.
24058 (okay_pointer_operation): Use support of pointer plus index,
24059 pointer plus constant and allow all multiplications.
24061 2007-03-11 Richard Guenther <rguenther@suse.de>
24063 PR tree-optimization/31115
24064 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24065 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24066 A shift count of zero is not special as with *_DIV_EXPR.
24067 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24070 2007-03-11 Ian Lance Taylor <iant@google.com>
24072 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24073 the *_DIV_EXPR codes correctly with overflow infinities.
24075 2007-03-11 Ira Rosen <irar@il.ibm.com>
24077 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24078 indicate success/failure of the analysis. Add negation to subtrahend
24079 in case of subtraction. Fail if both operands contain constants.
24080 (create_data_ref): Fail if analyze_offset fails.
24082 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24084 * config/i386/i386.md (frndintxf2): Rename to ...
24085 (rintxf2): ... this. Remove expander having same name.
24086 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24087 (roundsf2, rounddf2): Ditto.
24088 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24089 (lround<mode>di2, lround<mode>si2): Ditto.
24091 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24093 * lower-subreg.c: Include except.h.
24094 (decompose_multiword_subregs): Verify that the only control flow
24095 insns we can split are loads to multi-words pseudos.
24096 Handle breaking such blocks after splitting, instead of calling
24097 find_many_sub_basic_blocks.
24099 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24100 on the new basic block. Add a lengthy comment explaining why we
24101 thought this was necessary.
24102 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24104 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24107 * tree.c (walk_type_fields): Recurse into the element type of
24108 ARRAY_TYPEs if there is a pointer set.
24110 2007-03-10 Dirk Mueller <dmueller@suse.de>
24112 * c-common.c (warn_logical_operator): Fix condition.
24114 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24116 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24118 * config/darwin.c (machopic_select_section): Remove superfluous
24119 argument in call to categorize_decl_for_section. Remove unused
24122 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24124 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24126 * configure: Regenerate.
24128 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24131 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24132 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24133 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24134 Add LABEL_NUSES to emitted label.
24135 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24136 branch probability value to emitted jump insn.
24137 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24138 Do not check life information and do not re-arrange input operands
24139 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24141 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24143 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24144 the change of decode_asm_operands.
24146 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24148 * mode-switching.c (create_pre_exit): Skip blockage insn.
24150 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24152 * tree-pass.h (TODO_update_smt_usage): Remove.
24154 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24158 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24160 * pa.c (attr_length_call): Revise condition for long
24161 pc-relative branch.
24162 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24163 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24164 sequence on SOM target.
24166 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24168 * gcc.c: Document %{, in big comment at top.
24169 (input_suffix_matches): Remove special handling for .s and
24171 (input_spec_matches): New.
24172 (handle_braces): Handle %{,.
24173 (validate_switches): ',' indicates a value which is not a switch.
24174 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24175 to detect assembler input.
24176 * config/i386/sol2.h (CPP_SPEC): Likewise.
24177 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24178 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24179 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
24180 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24181 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
24182 -m64 causes deployment target to default to 10.5.
24183 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24185 2007-03-09 Richard Henderson <rth@redhat.com>
24188 * target.h (targetm.asm.out.reloc_rw_mask): New.
24189 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
24190 (TARGET_ASM_OUT): Use it.
24191 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
24192 * varasm.c (categorize_decl_for_section): Remove shlib argument;
24193 use the new reloc_rw_mask target hook instead.
24194 (default_section_type_flags_1): Merge into...
24195 (default_section_type_flags): ... here.
24196 (decl_readonly_section_1): Merge into...
24197 (decl_readonly_section): ... here.
24198 (default_elf_select_section_1): Merge into...
24199 (default_elf_select_section): ... here.
24200 (default_unique_section_1): Merge into...
24201 (default_unique_section): ... here.
24202 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
24203 (default_select_rtx_section): Use it.
24204 (default_elf_select_rtx_section): Likewise.
24205 * output.h: Update to match.
24206 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
24207 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
24208 (TARGET_ASM_RELOC_RW_MASK): New.
24209 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
24210 to categorize_decl_for_section.
24211 (x86_64_elf_unique_section): Likewise.
24212 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
24213 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
24214 (TARGET_ASM_RELOC_RW_MASK): New.
24215 * config/ia64/ia64.c (ia64_rwreloc_select_section,
24216 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
24217 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
24218 (TARGET_RWRELOC): Remove.
24219 (ia64_section_type_flags): Adjust call to default_section_type_flags.
24220 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24221 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
24222 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
24223 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
24224 (rs6000_xcoff_select_section): Use decl_readonly_section.
24225 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
24226 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24227 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
24228 (TARGET_SECTION_TYPE_FLAGS): Remove.
24229 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
24231 2007-03-09 Roger Sayle <roger@eyesopen.com>
24233 * fold-const.c (fold_comparison): Remove compile-time evaluation of
24234 complex constant equality/inequality comparisons for here.
24235 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
24236 known at compile-time or can be simplified to a scalar comparison.
24237 (fold_relational_const): Move compile-time evaluation of complex
24238 constant equality/inequality comparisons to here.
24240 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24242 PR rtl-optimization/30643
24243 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24245 (fold_rtx): Recurse, like before 2006-11-03.
24247 2007-03-09 DJ Delorie <dj@redhat.com>
24249 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24252 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24254 PR tree-optimization/30375
24255 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24256 LHS of statements is not the same.
24257 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24259 2007-03-09 Chao-ying Fu <fu@mips.com>
24261 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24263 * doc/invoke.texi (-mdspr2): Document new option.
24264 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24265 New unspec for DSP REV 2.
24266 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24267 these instructions are extended in DSP REV 2.
24268 (mips-dspr2.md): Include.
24269 * config/mips/mips.opt (mdspr2): New option.
24270 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24271 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24272 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24273 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24274 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24275 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24276 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24278 (bdesc_map): Add one field of unsupported_target_flags.
24279 (bdesc_arrays): Update entries to have extra fields. Add
24281 (mips_init_builtins): Initialize new function types.
24282 Check unsupported_target_fileds to filter out builtins.
24283 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24285 (ASM_SPEC): Pass mdspr2 to the assembler.
24286 * config/mips/mips-dspr2.md: New file.
24288 2007-03-09 Sa Liu <saliu@de.ibm.com>
24290 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24292 2007-03-09 Ian Lance Taylor <iant@google.com>
24294 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24295 argument) like -Wstrict-overflow=2.
24296 * doc/invoke.texi (Warning Options): Update documentation.
24298 2007-03-09 Dirk Mueller <dmueller@suse.de>
24301 * doc/invoke.texi (-Wlogical-op): Document.
24302 * common.opt (-Wlogical-op): New.
24303 * c-common.h (warn_logical_operator): Declare.
24304 * c-common.c (warn_logical_operator): Define.
24305 * c-typeck.c (parser_build_binary_op): Call
24306 warn_logical_operator.
24308 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24310 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24311 * final.c (final_scan_insn): Test for non-"" file name.
24313 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24315 * doc/loop.texi: Document the Omega linear constraints solver.
24316 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24317 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24318 omega-hash-table-size, omega-max-keys, and
24319 omega-eliminate-redundant-constraints.
24320 * tree-pass.h (pass_check_data_deps): Declared.
24323 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24324 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24325 pass_check_data_deps): New.
24326 * tree-data-ref.c (init_data_ref): Remove declaration.
24327 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24328 (analyze_array): Renamed init_array_ref, move up initializations.
24329 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24330 Removed arguments that are set to NULL.
24331 (analyze_indirect_ref): Correct indentation, correct call to
24333 (object_analysis): Call init_array_ref instead of analyze_array.
24334 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24335 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24336 of DR_ACCESS_FNS_ADDR.
24337 (init_omega_eq_with_af, omega_extract_distance_vectors,
24338 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24339 ddr_consistent_p): New.
24340 (compute_affine_dependence): Check consistency of ddrs when
24341 flag_check_data_deps is passed.
24342 (analyze_all_data_dependences): Uncomment.
24343 (tree_check_data_deps): New.
24344 * tree-data-ref.h: Include omega.h.
24345 (DR_ACCESS_FNS_ADDR): Removed.
24346 (data_dependence_relation): Add inner_loop.
24347 (DDR_INNER_LOOP): New.
24348 * common.opt (fcheck-data-deps): New.
24349 * tree-flow.h (tree_check_data_deps): Declare.
24350 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24351 (OBJS-common): Depend on omega.o.
24353 * passes.c (pass_check_data_deps): Scheduled.
24354 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24355 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24356 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24357 PARAM_VECT_MAX_VERSION_CHECKS,
24358 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24360 2007-03-09 Richard Guenther <rguenther@suse.de>
24362 PR tree-optimization/30904
24363 PR middle-end/31058
24364 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24365 the same way as *_DIV_EXPR.
24367 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24369 * recog.c (decode_asm_operands): No mixed declarations and code.
24371 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24373 * rtl.def (ASM_INPUT): Add location.
24374 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
24375 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
24376 (decode_asm_operands): Add loc operand.
24377 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
24378 * stmt.c (expand_asm): Rename to...
24379 (expand_asm_loc): ... this. Add locus argument. Pass it on to
24380 gen_rtx_ASM_INPUT_loc.
24381 (expand_asm_expr): Adjust.
24382 * recog.c (decode_asm_operands): Add loc operand.
24383 (check_asm_operands, extract_insn): Adjust.
24384 * reload1.c (maybe_fix_stack_asms): Likewise.
24385 * final.c (asm_insn_count): Likewise.
24386 (final_scan_insn): Output # line before and after asm.
24388 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
24390 * tree-ssa-structalias.c (variable_info): Remove
24392 (new_var_info): Ditto.
24393 (shared_bitmap_info_t): New structure.
24394 (shared_bitmap_table): New variable.
24395 (shared_bitmap_hash): New function.
24396 (shared_bitmap_eq): Ditto
24397 (shared_bitmap_lookup): Ditto.
24398 (shared_bitmap_add): Ditto.
24399 (merge_smts_into): Change to take bitmap directly.
24400 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
24401 (init_alias_vars): Init shared bitmap hashtable.
24402 (delete_points_to_sets): Delete shared bitmap hashtable.
24403 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
24404 is_aliased removal as a change that was still necessary was
24407 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
24409 * config/i386/i386.h (override_options): Conditionally disable
24410 x86_sahf for 64bit targets only.
24412 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24415 * c-decl.c (merge_decls): Don't call make_var_volatile.
24416 * varasm.c (make_var_volatile): Remove.
24417 * output.h (make_var_volatile): Remove.
24419 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
24421 PR tree-optimization/31085
24422 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
24424 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24426 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
24427 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
24428 ATTR_CONST_NOTHROW_LIST.
24430 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24433 2007-03-08 Diego Novillo <dnovillo@redhat.com>
24435 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
24437 2007-03-08 Geoffrey Keating <geoffk@apple.com>
24440 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
24442 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
24443 passed, use shared libgcc.
24445 2007-03-08 Roger Sayle <roger@eyesopen.com>
24447 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
24448 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24449 (honor_protect_cleanup_actions, lower_try_finally_switch):
24451 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
24452 ifc_temp_var): Likewise.
24453 * tree-inline.c (setup_one_parameter): Likewise.
24454 * tree-mudflap.c (mf_decl_cache_locals,
24455 mf_build_check_statement_for): Likewise.
24456 * tree-nested.c (init_tmp_var, save_tmp_var,
24457 finalize_nesting_tree_1): Likewise.
24458 * tree-outof-ssa.c (insert_copy_on_edge,
24459 insert_backedge_copies): Likewise.
24460 * tree-profile.c (tree_gen_edge_profiler,
24461 tree_gen_ic_profiler): Likewise.
24462 * tree-scalar-evolution.c (scev_const_prop): Likewise.
24463 * tree-sra.c (sra_build_assignment): Likewise.
24464 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
24465 * tree-ssa-math-opts.c (insert_reciprocals,
24466 execute_cse_sincos_1): Likewise.
24467 * tree-tailcall.c (adjust_accumulator_values,
24468 adjust_return_value): Likewise.
24469 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
24470 * tree-vect-transform.c (vect_create_data_ref_ptr,
24471 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
24472 vect_create_epilog_for_reduction, vectorizable_reduction,
24473 vectorizable_call, vectorizable_conversion,
24474 vectorizable_assignment, vectorizable_operation,
24475 vectorizable_type_demotion, vect_gen_widened_results_half,
24476 vect_permute_store_chain, vectorizable_store,
24477 vect_setup_realignment, vect_permute_load_chain,
24478 vectorizable_load, vectorizable_condition,
24479 vect_create_cond_for_align_checks): Likewise.
24480 * tree-vrp.c (build_assert_expr_for): Likewise.
24482 2007-03-08 Ian Lance Taylor <iant@google.com>
24484 * tree-vrp.c: Include "intl.h".
24485 (usable_range_p): New static function.
24486 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
24487 overflowed values, juts set *strict_overflow_p.
24488 (compare_values): Only return -2 if one of the operands is not a
24490 (compare_ranges): Call usable_range_p.
24491 (compare_range_with_value): Likewise.
24492 (vrp_evaluate_conditional_warnv): Rename from
24493 vrp_evaluate_conditional. Make static. Change all callers.
24494 (vrp_evaluate_conditional): New function.
24495 (simplify_div_or_mod_using_ranges): Issue warning about reliance
24496 on signed overflow.
24497 (simplify_abs_using_ranges): Likewise.
24498 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
24499 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
24500 within_stmt parameter.
24501 * tree-ssa-propagate.c (fold_predicate_in): Update call to
24502 vrp_evaluate_conditional.
24503 * tree-ssa-threadedge.c
24504 (record_temporary_equivalences_from_stmts_at_dest): Change
24505 simplify parameter to take a second tree parameter.
24506 (simplify_control_stmt_condition): Likewise.
24507 (thread_across_edge): Likewise.
24508 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24509 (thread_across_edge): Likewise.
24510 * Makefile.in (tree-vrp.o): Depend upon intl.h.
24512 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
24514 * config/i386/i386.h (TARGET_SAHF): New define.
24515 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
24516 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
24517 (x86_sahf): New global variable.
24518 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
24519 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
24520 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
24521 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
24523 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
24524 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
24525 when expanding fcomi/sahf based tests.
24526 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
24527 expanding sahf based alternative. Emit sahf based sequence when
24528 optimizing for code size.
24529 * config/i386/i386.md (x86_sahf_1): Do not disable for
24530 TARGET_64BIT, enable for TARGET_SAHF.
24532 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
24534 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
24535 spurious whitespace from error message.
24537 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
24540 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
24542 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
24544 * c-decl.c (grokdeclarator): Disable warnings for anonymous
24546 * tree-sra.c (instantiate_element): Propagate disabled warnings
24547 from the element itself to the created variable.
24549 2007-03-07 Richard Henderson <rth@redhat.com>
24552 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
24553 silently fix up the stack in the case of a missing register.
24555 2007-03-07 Paul Brook <paul@codesourcery.com>
24557 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
24559 2007-03-07 Joseph Myers <joseph@codesourcery.com>
24561 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
24563 (phase1_vrs): Use them.
24564 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
24565 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
24566 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
24567 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
24568 __gnu_Unwind_Restore_WMMXC if required.
24569 (_Unwind_VRS_Pop): Implement iWMMXt support.
24570 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
24571 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
24572 gnu_Unwind_Save_WMMXC): Define.
24574 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24576 * config/vxworks.h (vxworks_override_options): Declare.
24577 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24578 * config/vxworks.c: Include target.h and toplev.h.
24579 (vxworks_override_options): New function.
24580 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
24582 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
24584 * config/s390/s390.c (override_options): Don't emit an error when
24585 -mstack-size is used without providing -mstack-guard.
24586 (s390_emit_prologue): Choose stack_guard value automatically if not
24587 provided via command line.
24588 * doc/invoke.texi: Adjust description of -mstack-guard and
24591 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24593 * config/i386/i386.c (output_set_got): Add a GOT initialization
24594 sequence for VxWorks PIC.
24595 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
24596 around labels as well as symbols. Use gotoff_operand instead
24597 of local_symbolic_operand.
24598 (legitimize_pic_address): Use gotoff_operand instead of
24599 local_symbolic_operand. Use @GOT accesses for labels as
24601 (ix86_output_addr_diff_elt): Use PC-relative rather than
24602 GP-relative offsets for VxWorks PIC.
24603 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
24604 no_new_pseudos. Check whether the returned register is op0.
24605 * config/i386/i386.md (tablejump): Use PC-relative rather than
24606 GP-relative offsets for VxWorks PIC.
24607 * config/i386/predicates.md (gotoff_operand): New predicate.
24609 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24611 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
24613 * config/vxworks-dummy.h: New file.
24614 * config/i386/i386.h: Include it.
24616 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
24618 * dwarf2out.c (is_inlined_entry_point): New
24619 (add_high_low_attributes): Emit DW_AT_entry_pc along with
24620 DW_AT_ranges if the first subblock is the entry point.
24622 2007-03-06 David Daney <ddaney@avtrex.com>
24624 * doc/install.texi (mips-*-*): Change recommended binutils
24627 2007-03-06 Anatoly Sokolov <aesok@post.ru>
24629 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
24630 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
24632 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24633 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24635 2007-03-06 Jan Hubicka <jh@suse.cz>
24637 * errors.h (warning, error, fatal, internal_error): Mark as cold.
24638 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
24640 (probably_cold_bb_p): Cold functions are cold.
24641 (probably_never_executed_bb_p): Cold functions are cold.
24642 (tree_bb_level_predictions): Predict calls to cold functions as not
24644 (compute_function_frequency): Check hot/cold attributes.
24645 * function.h (function_frequency): Update comments.
24646 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
24647 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
24648 (c_common_att): Add cold and hot.
24650 * doc/extend.texi (hot,cold attributes): Document.
24652 2007-03-06 Andrew Haley <aph@redhat.com>
24654 * function.c (expand_function_end): Move blockage to just after we
24655 emit the label for the naked return from the function.
24657 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24659 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
24662 2007-03-06 Jan Hubicka <jh@suse.cz>
24664 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
24665 loaded for constant large models. Non-large 64bit PIC can do.
24666 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
24667 * cmodel.h: Add LARGE PIC.
24668 * i386.md (UNSPEC_PLTOFF): New.
24669 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
24671 (*call_1_rex64): Disable for large models.
24672 (*call_1_rex64_large): New.
24673 (*call_value_1_rex64): Disable for large models.
24674 (*call_value_1_rex64_large): New.
24675 (set_rip_rex4): New.
24676 (set_got_offset_rex64): New.
24677 * predicates.md (constant_call_address_operand): For large model
24678 constant calls are not possible.
24679 * i386-protos.h (construct_plt_address): Declare.
24680 * i386.c (override_options): Accept large models.
24681 (ix86_expand_prologue): Expand large PIC GOT pointer load.
24682 (legitimate_constant_p): Add new UNSPECs.
24683 (legitimate_pic_operand_p): Likewise.
24684 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
24685 (legitimize_pic_address): Do easy RIP relative way for TLS only for
24687 (output_pic_addr_const): Add PLTOFF.
24688 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
24689 (ix86_expand_move): Legitimize pic address when in PIC mode.
24690 (construct_plt_address): New function.
24691 (ix86_expand_call): Offload the address to register and use GOT
24692 pointer for large model.
24693 * invoke.texi (mcmodel=large): Update documentation.
24695 2007-03-06 Richard Henderson <rth@redhat.com>
24697 * config/i386/i386.c (x86_use_leave, x86_push_memory,
24698 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
24699 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
24700 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
24701 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
24702 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
24703 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
24704 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
24705 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
24706 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
24707 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24708 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
24709 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24710 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24711 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
24712 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
24713 x86_schedule, x86_use_bt, x86_pad_returns,
24714 x86_use_xchgb): Merge into ...
24715 (ix86_tune_features): ... here. New array.
24716 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24717 x86_bswap): Merge into ...
24718 (ix86_arch_features): ... here. New array.
24719 (x86_3dnow_a): Remove.
24720 (x86_accumulate_outgoing_args): Make static.
24721 (x86_arch_always_fancy_math_387): Make static.
24722 (ix86_tune_mask, ix86_arch_mask): Move ...
24723 (override_options): ... to local variables here. Apply the
24724 appropriate mask to each element of ix86_arch_features and
24725 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
24726 as were done in the old macros.
24727 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
24728 * config/i386/i386.h (x86_use_leave, x86_push_memory,
24729 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
24730 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
24731 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
24732 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
24733 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
24734 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
24735 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
24736 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
24737 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
24738 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24739 x86_accumulate_outgoing_args, x86_prologue_using_move,
24740 x86_epilogue_using_move, x86_decompose_lea,
24741 x86_arch_always_fancy_math_387, x86_shift1,
24742 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24743 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24744 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
24745 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24746 x86_use_incdec, x86_pad_returns, x86_bswap,
24747 x86_partial_flag_reg_stall): Remove.
24748 (enum ix86_tune_indices): New.
24749 (ix86_tune_features): New.
24750 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
24751 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
24752 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
24753 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
24754 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
24755 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
24756 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
24757 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
24758 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
24759 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
24760 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
24761 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
24762 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
24763 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
24764 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
24765 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
24766 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
24767 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
24768 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
24769 TARGET_EXT_80387_CONSTANTS): Use it.
24770 (enum ix86_arch_indices): New.
24771 (ix86_arch_features): New.
24772 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
24773 TARGET_BSWAP): Use it.
24774 (ix86_tune_mask, ix86_arch_mask): Remove.
24776 2007-03-06 Joseph Myers <joseph@codesourcery.com>
24779 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
24780 Define using $${sysroot_headers_suffix}.
24781 * configure: Regenerate.
24782 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24783 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24785 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24786 * gcc.c (print_sysroot_headers_suffix): New.
24787 (option_map): Include --print-sysroot-headers-suffix.
24788 (display_help): Mention -print-sysroot-headers-suffix.
24789 (process_command): Handle -print-sysroot-headers-suffix.
24790 (do_spec_1): Append multilib directory to include-fixed path if
24791 sysroot suffixes in use.
24792 (main): Handle -print-sysroot-headers-suffix.
24793 * Makefile.in (start.encap): Don't depend on xlimits.h
24794 (xlimits.h): Remove.
24795 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24796 limits.h for each multilib in fixinc_list.
24797 (fixinc_list, s-fixinc_list): New.
24798 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24799 generate them for each multilib in fixinc_list.
24800 (stmp-fixproto): Use include-fixed. Run fixproto for each
24801 multilib in fixinc_list.
24802 (mostlyclean): Don't remove xlimits.h.
24803 (clean): Remove include-fixed.
24804 (real-install-headers-tar, real-install-headers-cpio,
24805 real-install-headers-cp): Don't copy include, only include-fixed.
24806 (install-mkheaders): Depend on fixinc_list. Don't depend on
24807 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24808 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24809 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24811 2007-03-06 Jan Hubicka <jh@suse.cz>
24813 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24816 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24818 * configure.ac: Allow tm_file to contain build-directory files.
24819 * configure: Regenerate.
24820 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24821 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24822 * config/m68k/print-sysroot-suffix.sh: New file.
24824 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24826 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24827 of pic_offset_table_rtx if reload_completed.
24828 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24829 PIC_OFFSET_TABLE_REGNUM.
24830 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24832 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24833 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24835 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24837 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24838 functions that call eh_return.
24840 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24842 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24843 functions that need a constant pool.
24845 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24848 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24849 (m68k_preferred_reload_class): Likewise.
24850 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24851 (SECONDARY_RELOAD_CLASS): Define.
24852 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24853 (LIMIT_RELOAD_CLASS): Delete.
24854 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24855 registers from storing bytes.
24856 (m68k_secondary_reload_class): New function.
24857 (m68k_preferred_reload_class): Likewise.
24859 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24861 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24863 (m68k_expand_prologue): Likewise.
24865 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24867 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24868 (mips_expand_epilogue): Add a bool parameter.
24869 (m68k_legitimize_sibcall_address): Declare.
24870 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24871 (m68k_expand_epilogue): Add a parameter to select between sibling
24872 and normal epilogues. Only generate a return for the latter.
24873 (m68k_ok_for_sibcall_p): New function.
24874 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24875 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24876 (sibcall_value, *sibcall_value): Likewise.
24877 (*call, *call_value): Require !SIBLING_CALL_P.
24878 (epilogue): Update call to m68k_expand_epilogue.
24879 (sibcall_epilogue): New pattern.
24880 * config/m68k/predicates.md (const_call_operand): Say that this
24881 predicate applies to sibling calls too.
24882 (sibcall_operand): New predicate.
24884 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24886 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24887 alternatives as movsi_cf.
24888 (movsf_cf_hard): Add commentary.
24890 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24891 Richard Sandiford <richard@codesourcery.com>
24893 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24894 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24895 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24896 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24897 as being live on exit from an interrupt function.
24898 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24899 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24900 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24901 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24902 (m68k_interrupt_function_p): Globalize.
24903 (m68k_compute_frame_layout): Remove reverse mask code.
24904 (m68k_emit_movem, m68k_set_frame_related): New functions.
24905 (m68k_output_function_prologue): Delete in favor of...
24906 (m68k_expand_prologue): ...this new function.
24907 (m68k_output_function_epilogue): Delete in favor of...
24908 (m68k_expand_epilogue): ...this new function.
24909 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24911 (print_operand): Handle %?.
24912 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24913 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24914 (prologue, epilogue): New patterns.
24915 (return): Turn into a define_expand.
24916 (*return): New pattern, derived from old "return" pattern. Use rte
24917 rather than rts for interrupt functions. Only use rtd if the pop
24919 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24920 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24921 (link, *link, unlink, *unlink, load_got): Likewise.
24923 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24927 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24928 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24929 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24930 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24931 and m68k_matches_u_p.
24932 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24933 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24934 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24935 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24936 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24937 (REG_STRICT_P): New macro.
24938 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24939 PCREL_GENERAL_OPERAND_OK.
24940 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24941 m68k_legitimate_base_reg_p.
24942 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24943 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24944 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24945 * config/m68k/m68k.c (m68k_address): New structure.
24946 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24947 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24948 (m68k_jump_table_ref_p, m68k_decompose_address)
24949 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24950 (m68k_matches_u_p): New functions.
24951 (print_operand_address): Rewrite to use m68k_decompose_index.
24953 2007-03-05 David Taylor <dtaylor@emc.com>
24955 * gcc.c: Correct copyright date in --version output.
24957 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24959 * pa.md: In unamed move patterns, disparge copies between general
24960 and floating point registers using '?' modifier. Don't include 'f'
24961 constraint for register preferences in DImode, SImode, HImode and
24962 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24963 Remove constraints for copies between general and floating registers
24964 in soft-float DFmode pattern.
24965 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24969 2007-03-05 Mike Stump <mrs@apple.com>
24971 * c-common.c (targetcm): Add.
24972 * c-opts.c (c_common_handle_option): Handle language specific
24974 * opts.c (handle_option): Verify language for target options, if
24976 * opth-gen.awk: Add CL_LANG_ALL.
24977 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24978 (TARGETCM_INITIALIZER): Add.
24979 * target.h (struct gcc_targetcm): Add.
24981 * targhooks.c (default_handle_c_option): Add.
24982 * targhooks.h (default_handle_c_option): Add.
24983 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24985 * config/darwin.opt (iframework): Add.
24986 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24987 * config/darwin-c.c (handle_c_option): Add.
24988 (TARGET_HANDLE_C_OPTION): Add.
24990 * doc/invoke.texi (Darwin Options): Add -iframework.
24992 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24994 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24997 2007-03-05 Ian Lance Taylor <iant@google.com>
24999 * c.opt (fgnu89-inline): New option.
25000 * c-opts.c (c_common_post_options): Set default value for
25002 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
25003 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
25005 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
25006 (grokdeclarator, start_function): Likewise.
25007 * c-cppbuiltin.c (c_cpp_builtins): Define either
25008 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
25009 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
25010 (C Dialect Options): Document -fgnu89-inline.
25011 * doc/extend.texi (Function Attributes): Explain what the
25012 gnu_inline attribute does.
25013 * doc/cpp.texi (Common Predefined Macros): Document
25014 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
25016 2007-03-05 Ian Lance Taylor <iant@google.com>
25018 PR tree-optimization/31034
25019 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25020 half-range if the other side is an overflow infinity.
25022 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25024 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25025 (bfin*-linux-uclibc*): New configuration.
25026 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25028 * config/bfin/linux.h: New file.
25029 * config/bfin/libgcc-bfin.ver: New file.
25030 * config/bfin/t-bfin-uclinux: New file.
25031 * config/bfin/t-bfin-linux: New file.
25032 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25033 (TARGET_OS_CPP_BUILTINS): New macro.
25035 2007-03-05 Richard Guenther <rguenther@suse.de>
25037 * fold-const.c (fold_binary): Remove duplicate folding
25038 of comparison of non-null ADDR_EXPR against null.
25040 2007-03-05 Richard Guenther <rguenther@suse.de>
25041 Dorit Nuzman <dorit@il.ibm.com>
25043 PR tree-optimization/26420
25044 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25045 are no loops in the function. Only print the number of
25046 vectorized loops if it is greater than zero or we are supposed
25047 to print information about unvectorized loops.
25049 2007-03-05 Revital Eres <eres@il.ibm.com>
25051 * gcc.dg/var-expand1.c: New test.
25052 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25053 when an accumulator is expanded.
25055 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25058 * c-common.c (convert_and_check): Don't give warnings for
25059 conversion if 'expr' already overflowed.
25061 2007-03-04 Roger Sayle <roger@eyesopen.com>
25063 PR middle-end/30744
25064 * fold-const.c (fold_comparison): Enforce type consistency when
25065 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25067 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25069 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25070 containing a cast to the base of TARGET_MEM_REF.
25072 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25074 * tree.c (tree_contains_struct_check_failed): Remove spurious
25075 whitespace from error message.
25077 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25080 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25081 instead of precision.
25083 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25084 Nathan Sidwell <nathan@codesourcery.com>
25086 * emit-rtl.c (find_auto_inc): New.
25087 (try_split): recreate REG_INC notes,
25088 Use regular for loops rather than whiles.
25090 2007-03-03 Andreas Schwab <schwab@suse.de>
25092 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25093 * configure: Regenerate.
25095 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25097 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25098 flag_rounding_math, not flag_unsafe_math_optimizations.
25100 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25102 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25103 alpha_fold_vector_minmax): Likewise.
25104 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25105 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25107 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25109 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25110 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25111 if the lhs has side-effects.
25112 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25114 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25116 * config/i386/i386.h (TUNEMASK): Remove define.
25117 (ARCHMASK): Remove define.
25118 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25119 Use ix86_arch_mask variable instead of ARCHMASK.
25120 * config/i386/i386.c (override_options): Ditto.
25121 (standard_80387_constant_p): Ditto.
25123 2007-03-02 Ian Lance Taylor <iant@google.com>
25125 Used signed infinities in VRP.
25126 * tree-vrp.c (uses_overflow_infinity): New static function.
25127 (supports_overflow_infinity): New static function.
25128 (make_overflow_infinity): New static function.
25129 (negative_overflow_infinity): New static function.
25130 (positive_overflow_infinity): New static function.
25131 (is_negative_overflow_infinity): New static function.
25132 (is_positive_overflow_infinity): New static function.
25133 (is_overflow_infinity): New static function.
25134 (overflow_infinity_range_p): New static function.
25135 (compare_values_warnv): New function split out of compare_values.
25136 (compare_value): Call it.
25137 (set_value_range_to_nonnegative): Add overflow_infinity
25138 parameter. Change caller.
25139 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25141 (vrp_expr_computes_nonzero): Likewise.
25142 (compare_ranges, compare_range_with_value): Likewise.
25143 (compare_name_with_value, compare_names): Likewise.
25144 (vrp_evaluate_conditional): Likewise.
25145 (set_value_range): Handle infinity
25146 (vrp_operand_equal_p, operand_less_p): Likewise.
25147 (extract_range_from_assert): Likewise.
25148 (vrp_int_const_binop): Likewise.
25149 (extract_range_from_binary_expr): Likewise.
25150 (extract_range_from_unary_expr): Likewise.
25151 (extract_range_from_comparison): Likewise.
25152 (extract_range_from_expr): Likewise.
25153 (dump_value_range): Likewise.
25154 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25155 (test_for_singularity): Likewise.
25156 (vrp_int_const_binop): Remove inline qualifier.
25157 (adjust_range_with_scev): Add comment.
25158 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25160 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25162 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25163 (get_constraint_for): Likewise.
25164 (do_structure_copy): Likewise.
25165 (find_func_aliases): Fix references to MODIFY_EXPR.
25166 (intra_create_variable_infos): Tidy.
25167 * tree-ssa-operands.c (add_virtual_operand): Add argument
25169 When adding members of alias sets, if IS_CALL_SITE is true and
25170 the symbol is not call-clobbered, skip it.
25171 Adjust all callers.
25173 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25175 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25176 entry by means of emit_insn_at_entry.
25178 2007-03-02 Richard Henderson <rth@redhat.com>
25180 * expr.h (promoted_input_arg): Remove decl.
25181 * function.c (promoted_input_arg): Merge into ...
25182 * combine.c (setup_incoming_promotions): ... only caller.
25183 Rearrange to avoid double loop.
25185 2007-03-02 Ben Elliston <bje@au.ibm.com>
25186 Peter Bergner <bergner@vnet.ibm.com>
25187 Janis Johnson <janis187@us.ibm.com>
25189 * config/rs6000/dfp.md: New file.
25190 * config/rs6000/rs6000.md: Include dfp.md.
25191 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
25192 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
25193 and TDmode decimal float modes in FP registers.
25194 (num_insns_constant): Likewise.
25195 (rs6000_legitimate_offset_address_p): Likewise.
25196 (rs6000_legitimize_address): Likewise.
25197 (rs6000_legitimize_reload_address): Likewise.
25198 (rs6000_legitimate_address): Likewise.
25199 (rs6000_emit_move): Likewise.
25200 (function_arg_boundary): Likewise.
25201 (function_arg_advance): Likewise.
25202 (rs6000_darwin64_record_arg_recurse): Likewise.
25203 (function_arg): Likewise.
25204 (rs6000_gimplify_va_arg): Likewise.
25205 (rs6000_split_multireg_move): Likewise.
25206 (rs6000_output_function_epilogue): Likewise.
25207 (rs6000_output_function_epilogue): Likewise.
25208 (rs6000_register_move_cost): Likewise.
25209 (rs6000_function_value): Likewise.
25210 (rs6000_libcall_value): Likewise.
25212 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25214 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
25216 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25218 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
25219 Use $MULTIDIR to choose between the kernel and RTP headers,
25220 and use $WIND_BASE and $WIND_USR to locate them.
25222 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25224 * config/i386/i386.c (override_options): Put initialization of
25225 ix86_tune_mask and ix86_arch_mask to the correct place.
25227 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25228 Michael Meissner <michael.meissner@amd.com>
25231 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
25232 (ARCHMASK): Define.
25233 (TARGET_CMOVE): Use ARCHMASK.
25234 (TARGET_CMPXCHG): Ditto.
25235 (TARGET_CMPXCHG8B): Ditto.
25236 (TARGET_XADD): Ditto.
25237 (TARGET_BSWAP): Ditto.
25238 * config/i386/i386.c (ix86_tune_mask): New global variable.
25239 (ix86_arch_mask): Ditto.
25240 (override_options): Initialize ix86_tune_mask and
25241 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25244 2007-03-02 Ben Elliston <bje@au.ibm.com>
25247 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25249 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25251 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25252 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25253 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25254 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25256 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25257 rs6000_init_dwarf_reg_sizes_extra): New.
25258 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25259 SPE register high parts.
25261 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25263 * Makefile.in: Add install-pdf target as
25264 copied from automake v1.10 rules.
25265 * configure.ac: Add install-pdf to target list.
25266 * configure: Regenerate.
25268 2007-03-01 Paul Brook <paul@codesourcery.com>
25270 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25271 modes to LDRD for DImode.
25272 (output_move_double): Fixup out of range ldrd/strd.
25273 (vfp_secondary_reload_class): Rename...
25274 (coproc_secondary_reload_class): ... to this. Add wb argument.
25275 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25276 coproc_secondary_reload_class for CLASS_IWMMXT.
25277 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25278 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25280 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25282 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25283 unroll factor by the estimated number of iterations.
25284 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25285 than prefetch latency.
25287 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25288 decode_caches_intel, detect_caches_intel): New functions.
25289 (host_detect_local_cpu): Use detect_caches_amd and
25290 detect_caches_intel.
25292 2007-03-01 Richard Henderson <rth@redhat.com>
25294 * expr.c (emit_move_complex_push): Export.
25295 (emit_move_complex_parts): Split out from ...
25296 (emit_move_complex): ... here.
25297 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25298 * config/i386/i386.md (movcdi): New.
25300 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25302 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25303 size of mode1 to check for tieable modes in MMX case.
25305 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25307 * Makefile.in (rtlanal.o): Depend on tree.h.
25308 * rtl.h (offset_within_section_p, split_const): Declare.
25309 * rtlanal.c: Include tree.h.
25310 (offset_within_block_p): New function, taken from
25311 mips_offset_within_object_p.
25312 (split_const): New function, taken from mips_split_const.
25313 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25315 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25316 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25317 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25318 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25319 (m68k_illegitimate_symbolic_constant_p): New function.
25320 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25321 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25322 symbolic constant that might be outside the symbol's section,
25323 move the symbol first and then add the offset.
25324 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25326 * config/mips/mips.c (mips_split_const): Delete.
25327 (mips_offset_within_object_p): Delete.
25328 (mips_symbolic_constant_p): Use offset_within_section_p and
25329 split_const instead of mips_offset_within_object_p and
25331 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25332 (mips_legitimize_const_move, print_operand_reloc)
25333 (mips_dangerous_for_la25_p): Use split_const instead of
25336 2007-02-28 Eric Christopher <echristo@apple.com>
25338 * Makefile.in (install-include-dir): Don't rm -rf include.
25340 2007-02-28 Richard Guenther <rguenther@suse.de>
25342 PR middle-end/30364
25343 * fold-const.c (fold_binary): Do not associate expressions
25344 with more than one variable for integer types that do not wrap.
25346 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25348 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25349 Delete, and replace with...
25350 (fold_builtin_call_array): This. Update callers to use it.
25351 * fold-const.c (fold_build_call_list): Delete, and replace with...
25352 (fold_build_call_array): This.
25353 (fold_build_call_list_initializer): Delete, and replace with...
25354 (fold_build_call_array_initializer): This.
25355 * tree.h: Update declarations to reflect above changes.
25357 * c-typeck.c (build_function_call): Store converted arguments
25358 in a stack-allocated array instead of building a list.
25359 (convert_arguments): Store arguments in the array passed in as an
25360 argument, and return the actual number of arguments.
25361 * c-format.c: (check_function_format): Pass arguments in an
25362 array instead of a list.
25363 * c-common.c (check_function_nonnull): Likewise.
25364 (check_function_sentinel): Likewise.
25365 (check_function_arguments): Likewise.
25366 * c-common.h: Update declarations to reflect above changes.
25368 2007-02-28 Jan Hubicka <jh@suse.cz>
25370 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
25371 PRED_NEGATIVE_RETURN): Update outcomes.
25373 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
25375 * calls.c (emit_library_call_value_1): Handle partial registers
25376 correctly when building up CALL_INSN_FUNCTION_USAGE.
25378 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25380 * pa/predicates.md (move_src_operand): Allow zero for mode.
25381 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
25384 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
25387 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
25388 *movv2df_internal): Enable pattern only for valid operand
25390 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
25391 tie only 128bit modes. For MMX registers, tie only 64bit modes.
25393 2007-02-27 Mike Stump <mrs@apple.com>
25395 * config/darwin-crt3.c: Avoid compilation when compiling for a
25398 2007-02-27 Joseph Myers <joseph@codesourcery.com>
25400 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
25402 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
25403 for fixed headers and limits.h.
25404 (install-include-dir, install-headers-tar, install-headers-cpio,
25405 install-headers-cp, real-install-headers-tar,
25406 real-install-headers-cpio, real-install-headers-cp): Handle
25407 include-fixed as well as include.
25408 (install-mkheaders): Don't install files that go only in include
25410 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
25411 from GCC_INCLUDE_DIR.
25412 * gcc.c (process_command): Remove special -BstageN/ handling.
25413 (do_spec_1): Add include-fixed directories.
25415 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25417 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
25419 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
25421 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
25424 2007-02-27 Mark Mitchell <mark@codesourcery.com>
25426 * c-common.c (get_priority): Add check for
25427 SUPPORTS_INIT_PRIORITY.
25429 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25431 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
25433 * config/bfin/bfin.c: Include "cfglayout.h".
25434 (MAX_LSETUP_DISTANCE): New macro.
25435 (struct loop_info): New members incoming, incoming_src and
25436 incoming_dest. Delete member predecessor.
25437 (length_for_loop): New function.
25438 (bfin_optimize_loop): Handle more different loop structures.
25439 (bfin_discover_loop): Rework detection of predecessor blocks by
25440 examining incoming edges.
25441 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
25443 (bfin_reorder_loops): New function.
25444 (bfin_reorg_loops): Use these three new functions.
25446 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
25447 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
25448 (CONSTRAINT_LEN): Add entry for 'q'.
25449 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
25450 Add 'q' constraints.
25451 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
25452 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
25454 * config/bfin/bfin.md (add_with_carry): New pattern.
25455 (s_or_u, su_optab, su_modifier): New code macros/attrs.
25456 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
25457 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
25458 support unsigned multiplies too. Removed incorrect commutativity from
25459 operand 1 constraint where appropriate.
25460 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
25462 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
25463 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
25465 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
25466 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
25467 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
25468 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
25469 usmulhisi_hh_huh): New patterns.
25471 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
25472 lshifthi3): Fix output template to use half reg for operand 2.
25474 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
25477 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
25479 2007-02-27 Andreas Schwab <schwab@suse.de>
25481 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
25483 2007-02-27 Jan Hubicka <jh@suse.cz>
25485 * predict.c (last_basic_block_p): Remove.
25486 (tree_estimate_probability): Update return heuristic for commonized
25489 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25491 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
25493 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25495 * doc/include/gcc-common.texi (versionsubtitle): New macro.
25496 * doc/cpp.texi: Standardize title page.
25497 * doc/cppinternals.texi: Likewise.
25498 * doc/gcc.texi: Standardize title page, remove version number
25499 from copyright page.
25500 * doc/gccint.texi: Likewise.
25501 * doc/install.texi: Standardize title page, add table of
25504 2007-02-26 Jan Hubicka <jh@suse.cz>
25506 * predict.def: Set outcomes according to more recent results.
25507 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
25508 Remove dead predictors.
25509 * predict.c (return_prediction): Fix pasto.
25511 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25513 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
25514 change; avoid a memory leak when returning early.
25516 2007-02-26 Mark Mitchell <mark@codesourcery.com>
25518 * c-decl.c (static_ctors): Move to c-common.c.
25519 (static_dtors): Likewise.
25520 (finish_function): Use c_record_cdtor_fn.
25521 (build_cdtor): Move to c-common.c.
25522 (c_write_global_declarations): Use c_build_cdtor_fns.
25523 * c-common.h (static_ctors): Declare.
25524 (static_dtors): Likewise.
25525 (c_record_cdtor_fn): Likewise.
25526 (c_build_cdtor_fns): Likewise.
25527 * c-common.c (static_ctors): New variable.
25528 (static_dtors): Likewise.
25529 (c_record_cdtor_fn): New function.
25530 (build_cdtor): Move from c-decl.c
25531 (c_build_cdtor_fns): New function.
25533 * output.h (assemble_addr_to_section): Declare.
25534 (get_cdtor_priority_section): Likewise.
25535 * varasm.c (assemble_addr_to_section): New function.
25536 (get_cdtor_priority_section): Likewise.
25537 (default_named_section_asm_out_destructor): Use them.
25538 (destor_dtor_section_asm_out_destructor): Likewise.
25539 (default_named_section_asm_out_constructor): Likewise.
25540 (default_ctor_section_asm_out_constructor): Likewise.
25541 * config.gcc (*-*-vxworks*): Include vxworks.o.
25542 * config/t-vxworks (vxworks.o): New target.
25543 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
25544 (TARGET_ASM_CONSTRUCTOR): Define.
25545 (TARGET_ASM_DESTRUCTOR): Likewise.
25546 (vxworks_asm_out_constructor): Declare.
25547 (vxworks_asm_out_destructor): Likewise.
25549 * c-common.c (get_priority): Check that we have not just an
25550 INTEGER_CST, but an integer constant with integeral type.
25552 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
25554 PR tree-optimization/30938
25555 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
25556 use &dt[nargs-1] instead of &dt[nargs] in the call to
25557 vect_is_simple_use().
25559 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
25561 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
25562 from register elimination as PRE_MODIFY / POST_MODIFY increments.
25563 Do not attempt to handle MEM inside auto-inc expressions.
25564 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
25565 of a register modified by an auto-inc expression. However, do handle
25566 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
25567 (elimination_effects): Prohibit elimination of a register modified
25568 by an auto-inc expression. Disable register elimination rules whose
25569 target register is modified by an auto-inc expression with variable
25572 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25574 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25576 (array_at_struct_end_p): New function.
25577 (idx_infer_loop_bounds): Use it.
25578 (estimate_numbers_of_iterations_loop): Export.
25579 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25580 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25581 (tree_estimate_probability): Call record_loop_exits.
25582 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25583 (estimated_loop_iterations, estimated_loop_iterations_int,
25584 estimated_loop_iterations_tree): New functions.
25585 (analyze_siv_subscript_cst_affine,
25586 compute_overlap_steps_for_affine_1_2,
25587 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
25588 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
25589 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
25590 (PRED_LOOP_ITERATIONS_GUESSED): New.
25591 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
25592 * cfgloop.h (estimate_numbers_of_iterations_loop,
25593 estimated_loop_iterations_int): Declare.
25595 2007-02-25 Mark Mitchell <mark@codesourcery.com>
25597 * doc/extend.texi: Document optional priority argument to
25598 constructors and destructors.
25599 * tree.c (init_priority_for_decl): Adjust GTY markers.
25600 (init_ttree): Use priority-info hash functions for
25601 init_priority_for_decl.
25602 (tree_map_eq): Rename to ...
25603 (tree_map_base_eq): ... this.
25604 (tree_map_marked_p): Rename to ...
25605 (tree_map_base_marked_p): ... this.
25606 (tree_map_base_hash): New function.
25607 (decl_init_priority_lookup): Rework.
25608 (decl_fini_priority_lookup): New function.
25609 (decl_priority_info): New function.
25610 (decl_init_priority_insert): Use it.
25611 (decl_fini_priority_insert): Likewise.
25612 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
25614 (decl_restrict_base_insert): Likewise.
25615 (decl_debug_expr_insert): Likewise.
25616 (decl_value_expr_lookup): Likewise.
25617 (decl_value_expr_insert): Likewise.
25618 * tree.h (priority_type): New type.
25619 (decl_init_priority_lookup): Use priority_type.
25620 (decl_fini_priority_lookup): New function.
25621 (decl_init_priority_insert): Use priority_type.
25622 (decl_fini_priority_insert): New function.
25623 (DECL_HAS_INIT_PRIORITY): Tweak comments.
25624 (DECL_INIT_PRIORITY): Likewise.
25625 (SET_DECL_INIT_PRIORITY): Add comment.
25626 (DECL_FINI_PRIORITY): New macro.
25627 (SET_DECL_FINI_PRIORITY): Likewise.
25628 (DEFAULT_INIT_PRIORITY): Document.
25629 (MAX_INIT_PRIORITY): Likewise.
25630 (MAX_RESERVED_INIT_PRIORITY): Likewise.
25631 (tree_map_base): New type.
25632 (tree_map_base_eq): New function.
25633 (tree_map_base_hash): Likewise.
25634 (tree_map_base_marked_p): Likewise.
25635 (tree_map): Inherit from tree_map_base.
25636 (tree_map_eq): Make it a macro.
25637 (tree_map_marked_p): Likewise.
25638 (tree_int_map): Inherit from tree_map_base.
25639 (tree_int_map_eq): Make it a macro.
25640 (tree_int_map_hash): Likewise.
25641 (tree_int_map_marked_p): Likewise.
25642 (tree_priority_map): New type.
25643 (tree_priority_map_eq): New macro.
25644 (tree_priority_map_hash): Likewise.
25645 (tree_priority_map_marked_p): Likewise.
25646 * varasm.c (emults_decl): Adjust for refactoring of tree_map
25648 (emutls_common_1): Likewise.
25649 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
25650 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
25651 of tree_map hierarchy.
25652 * tree-cfg.c (move_stmt_r): Likewise.
25653 (new_label_mapper): Likewise.
25654 * c-tree.h (c_expand_body): Move to ...
25655 * c-common.h (c_expand_body): ... here.
25656 * c-decl.c (c_expand_body): Move to ...
25657 * c-common.c (c_expand_body): ... here.
25658 (c_common_attribute_table): Allow 1 argument for the constructor
25659 and destructor attributes.
25660 (get_priority): New function.
25661 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
25662 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
25664 2007-02-24 Jan Hubicka <jh@suse.cz>
25666 PR middle-end/30509
25667 * tree-inline.c (copy_bb): Produce exact copy of EH info when
25668 copying for inlining.
25670 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25671 Jan Hubicka <jh@suse.cz>
25674 * i386.c (counter_mode): New function.
25675 (expand_set_or_movmem_via_loop): Use it.
25676 (expand_movmem_epilogue): Likewise; fix pasto.
25677 (ix86_expand_movmem): Do emit guard even for constant counts.
25678 (ix86_expand_setmem): Likewise.
25680 2007-02-25 Nick Clifton <nickc@redhat.com>
25682 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
25683 (JUMP_TABLES_IN_TEXT_SECTION): Define.
25685 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25688 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
25689 count argument with 0x10, not with 0x16.
25690 (expand_setmem_epilogue): Ditto.
25692 2007-02-24 Mike Stump <mrs@apple.com>
25694 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
25697 2007-02-24 Richard Guenther <rguenther@suse.de>
25699 PR middle-end/30951
25700 * fold-const.c (fold_binary): Fold x +- CST op x for
25701 EQ_EXPR and NE_EXPR.
25703 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25705 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
25707 2007-02-24 Jan Hubicka <jh@suse.cz>
25709 * cgraphunit.c (decide_is_function_needed): Honor
25710 -fkeep-inline-functions.
25712 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25714 * builtins.c (fold_builtin_modf): New.
25715 (fold_builtin_2): Use it.
25717 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
25719 * loop-iv.c (implies_p): Detect additional cases where A implies B.
25720 (determine_max_iter): Take additional LOOP arg; all callers changed.
25721 Lose broken logic dealing with PLUS. Try to limit the upper bound by
25722 one using simplifications.
25723 (simplify_using_initial_values): Return if the expression becomes
25724 invalid due to altered regs.
25726 2007-02-23 DJ Delorie <dj@redhat.com>
25728 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
25730 2007-02-23 Mike Stump <mrs@apple.com>
25732 * tlink.c (scan_linker_output): Parse linker messages from
25733 darwin9's linker better.
25735 2007-02-23 Steve Ellcey <sje@cup.hp.com>
25738 * varpool.c (varpool_assemble_pending_decls): Set
25739 varpool_last_needed_node to null.
25741 2007-02-23 DJ Delorie <dj@redhat.com>
25743 * config/i386/i386.c (ix86_data_alignment): Don't specify an
25744 alignment bigger than the object file can handle.
25746 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
25749 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
25750 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
25751 (*movsf_1): Penalize MMX moves.
25753 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
25755 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
25756 2^32-1 or more times unless flag_unsafe_loop_optimizations.
25758 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
25760 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25762 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
25763 (fold_builtin_1): Use them.
25764 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25765 BUILT_IN_SIGNIFICAND.
25767 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
25769 * config/i386/i386.c (bdesc_1arg): Initialize
25770 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
25771 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
25772 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
25773 and IX86_BUILTIN_MOVSLDUP.
25775 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25777 PR rtl-optimization/30841
25778 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
25780 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25782 * builtins.c (fold_builtin_frexp): New.
25783 (fold_builtin_2): Use it.
25785 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25787 * doc/invoke.texi (Spec Files): Document getenv spec function.
25789 * gcc.c (getenv_spec_function): New function.
25790 (static_spec_functions): Add it.
25791 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25792 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25795 2007-02-22 Michael Matz <matz@suse.de
25798 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25799 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25801 2007-02-22 Ian Lance Taylor <iant@google.com>
25804 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25805 (mem_loc_descriptor): Call it.
25807 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25808 Ira Rosen <irar@il.ibm.com>
25810 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25812 2007-02-22 Ira Rosen <irar@il.ibm.com>
25814 PR tree-optimization/30843
25815 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25816 stores only after all the group is vectorized.
25818 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25820 PR tree-optimization/30858
25821 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25822 in the reduction cycle have a single use in the loop.
25823 * tree-vectorizer.h (relevant): Add documentation.
25825 2007-02-20 Mike Stump <mrs@apple.com>
25827 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25828 * configure: Regenerate.
25830 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25832 Change the defaults of some parameters and options.
25833 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25834 * config/spu/spu.c (spu_optimization_options): Add.
25835 (spu_override_options): Change params in spu_optimization_options.
25836 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25838 Register 127 is only 16 byte aligned when used as a frame pointer.
25839 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25840 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25841 HARD_FRAME_POINTER_REGNUM.
25842 (spu_legitimate_address): Use regno_aligned_for_reload.
25843 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25844 aligned when frame_pointer_needed is true.
25845 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25847 * config/spu/spu.h (INIT_EXPANDERS): Define.
25849 Make sure shift and rotate instructions have valid immediate operands.
25850 * config/spu/predicates.md (spu_shift_operand): Remove.
25851 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25852 * config/spu/constraints.md (W, O): Extend range.
25853 * config/spu/spu.md (umask, nmask): Define.
25854 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25855 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25856 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25857 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25858 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25859 (lshr<mode>3_reg): Fix rtl description.
25861 Make sure mulhisi immediate operands are valid.
25862 * config/spu/predicates.md (imm_K_operand): Add.
25863 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25865 Generate constants using fsmbi and andi.
25866 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25867 (print_operand, spu_split_immediate, classify_immediate,
25868 fsmbi_const_p): Handle IC_FSMBI2.
25870 Correctly handle a CONST_VECTOR containing symbols.
25871 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25872 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25873 (immediate_load_p): Allow symbols that use 2 instructions to create.
25874 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25875 with symbols when flag_pic is set.
25876 (const_vector_immediate_p): New.
25877 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25878 accept a CONST_VECTOR with symbols.
25879 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25880 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25882 * config/spu/spu.md (high, low): Delete.
25883 (low_<mode>): Define.
25885 Remove INTRmode and INTR_REGNUM, which didn't work.
25886 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25888 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25889 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25890 peephole2 pattern): Don't use INTR or 131.
25891 (movintrcc): Delete.
25892 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25893 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25894 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25895 (UNSPEC_SET_INTR): Add.
25896 * config/spu/spu-modes.def (INTR): Remove.
25898 More accurate warnings about run-time relocations.
25899 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25901 Correctly warn about immediate arguments to specific intrinsics.
25902 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25903 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25904 the instruction predicate.
25906 Fix tree check errors with latest update.
25907 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25909 (spu_expand_builtin): Use CALL_EXPR_FN.
25911 Add missing specific intrinsics.
25912 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25914 * config/spu/spu_internals.h: Ditto.
25916 Fix incorrect operand modifiers.
25917 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25918 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25920 Optimize one case of zero_extend of a vec_select.
25921 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25923 Accept any immediate for hbr.
25924 * config/spu/spu.md (hbr): Change s constraints to i.
25926 2007-02-21 Paul Brook <paul@codesourcery.com>
25928 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25929 condexec_count when skipping USE and CLOBBER.
25931 2007-02-21 Nick Clifton <nickc@redhat.com>
25933 * common.opt (Warray-bounds): Add Warning attribute.
25934 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25936 (fsized-zeroes): Add Optimization attribute.
25937 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25938 * c.opt (Wc++0x-compat): Add Warning attribute.
25940 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25942 PR middle-end/30761
25943 * reload1.c (eliminate_regs_in_insn): In the single_set special
25944 case, attempt to re-recognize the insn before falling back to
25945 having reload fix it up.
25947 2007-02-20 Eric Christopher <echristo@gmail.com>
25949 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25950 Rewrite accordingly.
25951 (frv_read_iacc_argument): Ditto.
25952 (frv_expand_set_builtin): Take a call instead of arglist, update for
25954 (frv_expand_unop_builtin): Ditto.
25955 (frv_expand_binop_builtin): Ditto.
25956 (frv_expand_cut_builtin): Ditto.
25957 (frv_expand_binopimm_builtin): Ditto.
25958 (frv_expand_voidbinop_builtin): Ditto.
25959 (frv_expand_int_void2arg): Ditto.
25960 (frv_expand_prefetches): Ditto.
25961 (frv_expand_voidtriop_builtin): Ditto.
25962 (frv_expand_voidaccop_builtin): Ditto.
25963 (frv_expand_load_builtin): Ditto.
25964 (frv_expand_store_builtin): Ditto.
25965 (frv_expand_mdpackh_builtin): Ditto.
25966 (frv_expand_mclracc_builtin): Ditto.
25967 (frv_expand_mrdacc_builtin): Ditto.
25968 (frv_expand_mwtacc_builtin): Ditto.
25969 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25972 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25974 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25975 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25977 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25978 point instructions.
25979 * configure: Regenerate.
25980 * config.in: Regenerate.
25981 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25982 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25983 masks to power6 and power6x and to POWERPC_MASKS.
25984 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25986 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25987 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25988 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25989 Access PROTOTYPE as variable, not mask.
25991 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25993 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25994 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25995 * combine.c (adjust_for_new_dest): Use it.
25996 * postreload.c (reload_combine): Likewise.
25998 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
26000 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
26001 notes on an insn with multiple sets, even if single_set returns
26002 non-NULL for that insn.
26004 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26006 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
26007 scalbn and scalbln.
26009 2007-02-20 Geoffrey Keating <geoffk@apple.com>
26011 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
26012 if user didn't pass it.
26013 * config/i386/darwin.h (CC1_SPEC): Likewise.
26014 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
26015 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
26016 -mmacosx-version-min.
26018 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26019 Uros Bizjak <ubizjak@gmail.com>
26021 * optabs.h (enum optab_index): Add new OTI_scalb.
26022 (scalb_optab): Define corresponding macro.
26023 * optabs.c (init_optabs): Initialize scalb_optab.
26024 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26026 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26027 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26028 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26029 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26030 flag_unsafe_math_optimizations is set.
26032 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26033 to implement scalbf, scalb and scalbl built-ins as inline x87
26036 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26037 DJ Delorie <dj@redhat.com>
26040 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26041 (diagnostic_report_diagnostic): ... here, and turn them into real
26042 errors. If warnings are inhibited, no need to do anything.
26044 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26046 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26047 better code generation.
26049 2007-02-20 Ben Elliston <bje@au.ibm.com>
26051 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26053 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26055 * config/alpha/alpha.c, config/alpha/alpha.md,
26056 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26057 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26058 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26059 config/arm/lib1funcs.asm: Follow spelling conventions.
26061 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26062 config/fr30/fr30.md, config/i386/i386.h,
26063 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26064 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26065 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26066 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26067 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26068 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26069 config/sparc/sparc.c, config/sparc/sparc.h,
26070 config/sparc/sparc.md, config/spu/constraints.md,
26071 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26074 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26077 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26080 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26082 * doc/invoke.texi (-ftree-lrs): Remove.
26084 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26086 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26089 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26091 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26092 new CALL_EXPR_FN macro for retrieving the function
26093 declaration of the input expression.
26095 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26097 * c.opt (Waddress): New.
26098 * common.opt (Walways-true): Delete.
26099 (Wstring-literal-comparison): Delete.
26100 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26101 -Wstring-literal-comparison. Add -Waddress.
26103 (Walways-true): Delete.
26104 (Wstring-literal-comparison): Delete.
26105 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26106 consistently instead of -Walways-true in example.
26107 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26108 * c-typeck.c (parser_build_binary_op): Replace
26109 -Wstring-literal-comparison and -Walways-true with -Waddress.
26110 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26113 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26115 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26116 without DECL_STRUCT_FUNCTION initialized.
26118 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26120 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26121 due to calls to functions taking pointers as parameters.
26123 2007-02-19 Richard Henderson <rth@redhat.com>
26126 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26129 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26131 * config/s390/s390.c (s390_call_saved_register_used,
26132 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26133 accessed to the new scheme.
26135 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26137 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26138 (cris_print_index, cris_print_operand, cris_print_operand_address)
26139 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26140 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26141 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26142 GET_CODE () == xxx.
26143 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26144 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26145 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26146 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26147 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26148 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26149 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26150 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26151 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26152 (uminsi3, call, call_value): Ditto.
26153 (define_split: indir_to_reg_split, unnamed): Ditto.
26155 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26157 PR tree-optimization/30975
26158 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26161 2007-02-18 Eric Christopher <echristo@gmail.com>
26163 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26164 Remove use of arglist.
26165 (mips_expand_builtin): Remove use of arglist, pass in expr.
26166 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26167 (mips_expand_builtin_movtf): Ditto.
26168 (mips_expand_builtin_compare): Ditto.
26170 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26172 * tree-sra.c (sra_build_assignment): Replace assertion
26173 checking with a comment explaining why it can't be done.
26175 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26177 PR middle-end/30833
26178 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26179 during CALL_EXPR representation conversion.
26180 * tree-ssa-propagate.c (set_rhs): Likewise.
26182 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26184 * tree-sra.c (sra_build_assignment): Disable assertion checking
26187 2007-02-18 Roger Sayle <roger@eyesopen.com>
26189 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
26190 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26191 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
26193 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
26194 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
26195 gimplify_init_ctor_eval_range, gimple_push_cleanup,
26196 gimplify_omp_for, gimplify_omp_atomic_pipeline,
26197 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
26198 force_gimple_operand): Likewise.
26199 * ipa-cp.c (constant_val_insert): Likewise.
26200 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
26201 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
26202 perfect_nestify): Likewise.
26203 * langhooks.c (lhd_omp_assignment): Likewise.
26204 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
26205 lower_copyprivate_clauses, lower_send_clauses,
26206 lower_send_shared_vars, expand_parallel_call,
26207 expand_omp_for_generic, expand_omp_for_static_nochunk,
26208 expand_omp_for_static_chunk, expand_omp_sections,
26209 lower_omp_single_copy, lower_omp_for_lastprivate,
26210 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
26211 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26212 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
26215 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26217 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
26218 config/sh/sh.md: Follow spelling conventions.
26220 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
26221 config/frv/predicates.md: Follow spelling conventions.
26223 * config/m68k/linux-unwind.h: Fix a comment typo.
26224 * target.h: Follow spelling conventions.
26226 2007-02-18 Roger Sayle <roger@eyesopen.com>
26228 PR rtl-optimization/28173
26229 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
26230 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
26231 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
26232 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
26233 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
26235 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26237 * builtins.c (fold_builtin_load_exponent): New.
26238 (fold_builtin_2): Use it.
26240 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26242 PR rtl-optimization/30773
26243 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26244 if we fail to attach a REG_EQUIV note.
26246 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26247 Roger Sayle <roger@eyesopen.com>
26249 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26251 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26253 * calls.c (initialize_argument_information): Pass original EXP
26254 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26255 code to split complex arguments here, as part of initializing the
26257 (expand_call): Remove code that builds a list of arguments and
26258 inserts implicit arguments into it. Instead, just count how many
26259 implicit arguments there will be so we can determine the size of
26260 the ARGS array, and let initialize_argument_information do the work.
26261 (split_complex_values): Delete unused function.
26263 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26265 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26267 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26269 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26270 for arg pointer based indexed addressing.
26272 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26274 * config/ia64/ia64.h, config/ia64/ia64.md,
26275 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26276 spelling conventions.
26278 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26280 * config/m68k/m68k.c (split_di): New.
26281 * config/m68k/m68k-protos.h: Declare split_di.
26282 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26283 Improve predicate handling and split constant shifts.
26285 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26287 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26288 parameter for register bitfield operations, general predicates
26291 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26293 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26294 * config/m68k/linux-unwind.h: New file.
26296 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26298 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26299 config/i386/athlon.md, config/ia64/ia64.md,
26300 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26301 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26302 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26303 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26304 tree-vect-transform.c: Fix comment typos.
26306 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26308 * sched-deps.c (find_insn_list): Remove.
26309 * sched-int.h: Remove the prototype for find_insn_list.
26311 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26313 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26315 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26316 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26317 darwin_rs6000_override_options.
26318 (C_COMMON_OVERRIDE_OPTIONS): Expect
26319 darwin_macosx_version_min to be non-NULL always.
26320 (TARGET_C99_FUNCTIONS): Likewise.
26321 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26322 (DARWIN_MINVERSION_SPEC): New.
26323 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26324 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26326 (DARWIN_MINVERSION_SPEC): New.
26327 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26329 * config/darwin-c.c (darwin_cpp_builtins): Expect
26330 darwin_macosx_version_min to be non-NULL always.
26332 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26334 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26336 * config/i386/i386.h (x86_use_xchgb): New.
26337 (TARGET_USE_XCHGB): New macro.
26338 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26339 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26340 Split after reload into bswaphi for shifts of 8.
26341 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26342 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26343 or when optimizing for size.
26345 2007-02-16 Richard Guenther <rguenther@suse.de>
26346 Christian Bruel <christian.bruel@st.com>
26348 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26349 DECLs but prefer SSA_NAMEs over DECLs.
26351 2007-02-16 Richard Guenther <rguenther@suse.de>
26353 * tree-flow-inline.h (single_imm_use_p): Remove.
26354 (zero_imm_uses_p): Likewise.
26355 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26356 instead of single_imm_use_p.
26357 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26360 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26363 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26364 nested double- and backquotes.
26366 2007-02-15 Roger Sayle <roger@eyesopen.com>
26368 PR middle-end/30391
26369 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
26370 should be unreachable.
26371 (build2_stat): Allow construction of MODIFY_EXPR at any time.
26372 For the time being redirect GIMPLE_MODIFY_STMT to the new
26373 (renamed) build_gimple_modify_stmt_stat.
26374 (build2_gimple_stat): Rename to...
26375 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
26376 Always build a GIMPLE_MODIFY_STMT node.
26377 * tree.h (build2_gimple, build2_gimple_stat): Delete.
26378 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
26381 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
26382 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
26383 * tree-complex.c (set_component_ssa_name, expand_complex_move,
26384 expand_complex_div_wide): Likewise.
26385 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
26386 * tree-ssa-loop-im.c (schedule_sm): Likewise.
26387 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
26388 * tree-ssa-loop-manip.c (create_iv): Likewise.
26389 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
26390 abs_replacement): Likewise.
26391 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
26392 realify_fake_stores): Likewise.
26394 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
26395 node rather than a GIMPLE_MODIFY_STMT node.
26396 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
26397 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
26399 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
26400 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
26401 GIMPLE_MODIFY_STMT.
26403 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26405 PR middle-end/30433
26406 * fold-const.c (fold_comparison): Add back the
26407 folding of constant complex comparisions.
26409 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26411 PR middle-end/30729
26412 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
26413 effects unknown to this function, return early.
26415 2007-02-15 Ian Lance Taylor <iant@google.com>
26417 * lower-subreg.c (move_eh_region_note): New static function.
26418 (resolve_simple_move): Call it.
26419 (decompose_multiword_subregs): Track blocks for which we resolve a
26420 simple move which is also a control flow insn. Pass them to
26421 find_many_sub_basic_blocks.
26422 (pass_lower_subreg): Add TODO_verify_flow.
26423 (pass_lower_subreg2): Likewise.
26425 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26426 Brooks Moses <brooks.moses@codesourcery.com>
26427 Lee Millward <lee.millward@codesourcery.com>
26429 * tree.h (enum tree_code_class): Add tcc_vl_exp.
26430 (VL_EXP_CLASS_P): New.
26431 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
26433 (TREE_OPERAND_CHECK_CODE): Likewise.
26434 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
26435 (TREE_RTL_OPERAND_CHECK): Likewise.
26436 (tree_operand_check_failed): Make second parameter the whole tree
26437 instead of its code. Fixed callers.
26438 (VL_EXP_CHECK): New.
26439 (TREE_OPERAND_LENGTH): New.
26440 (VL_EXP_OPERAND_LENGTH): New.
26441 (CALL_EXPR_FN): New.
26442 (CALL_EXPR_STATIC_CHAIN): New.
26443 (CALL_EXPR_ARGS): New.
26444 (CALL_EXPR_ARG): New.
26445 (call_expr_nargs): New.
26446 (CALL_EXPR_ARGP): New.
26447 (build_nt_call_list): Declare.
26448 (build_vl_exp_stat): Declare.
26449 (build_vl_exp): New.
26450 (build_call_list): Declare.
26451 (build_call_nary): Declare.
26452 (build_call_valist): Declare.
26453 (build_call_array): Declare.
26454 (call_expr_arg): Declare.
26455 (call_expr_argp): Declare.
26456 (call_expr_arglist): Declare.
26457 (fold_build_call_list): Declare.
26458 (fold_build_call_list_initializer): Declare.
26459 (fold_call_expr): Declare to replace fold_builtin.
26460 (fold_builtin_fputs): Update to agree with modified definition.
26461 (fold_builtin_strcpy): Likewise.
26462 (fold_builtin_strncpy): Likewise.
26463 (fold_builtin_memory_chk): Likewise.
26464 (fold_builtin_stxcpy_chk): Likewise.
26465 (fold_builtin_strncpy_chk): Likewise.
26466 (fold_builtin_next_arg): Likewise.
26467 (fold_build_call_expr): Declare.
26468 (fold_builtin_call_list): Declare.
26469 (fold_builtin_call_valist): Declare.
26470 (build_call_expr): Declare.
26471 (validate_arglist): Update to agree with modified definition.
26472 (tree_operand_length): New.
26473 (call_expr_arg_iterator): New.
26474 (init_call_expr_arg_iterator): New.
26475 (next_call_expr_arg): New.
26476 (first_call_expr_arg): New.
26477 (more_call_expr_args_p): New.
26478 (FOR_EACH_CALL_EXPR_ARG): New.
26480 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
26481 and tcc_gimple_stmt.
26482 (tree_code_size): Update documentation. Use sizeof (tree) rather
26483 than sizeof (char *).
26484 (tree_size): Likewise. Add case for tcc_vl_exp.
26485 (tree_node_structure): Add case for tcc_vl_exp.
26486 (contains_placeholder_p): Likewise.
26487 (substitute_in_expr): Likewise.
26488 (substitute_placeholder_in_expr): Likewise.
26489 (stabilize_reference_1): Likewise.
26490 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
26491 to diagnose breakage of this interface for constructing CALL_EXPRs.
26492 (build_nt): Add similar assertion here.
26493 (build_nt_call_list): New.
26494 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
26495 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
26497 (get_callee_fndecl): Use new CALL_EXPR accessors.
26498 (tree_operand_check_failed): Change parameters to pass entire node
26499 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
26500 (process_call_operands): New.
26501 (build_vl_exp_stat): New.
26502 (build_call_list): New.
26503 (build_call_nary): New.
26504 (build_call_valist): New.
26505 (build_call_array): New.
26506 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26507 (call_expr_arglist): New.
26509 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
26510 tcc_vl_exp instead of a fixed-size tcc_expression.
26512 * doc/c-tree.texi (CALL_EXPR): Document new representation and
26513 accessors for CALL_EXPRs.
26514 (AGGR_INIT_EXPR): Likewise.
26516 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26517 Brooks Moses <brooks.moses@codesourcery.com>
26518 Lee Millward <lee.millward@codesourcery.com>
26520 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
26521 (expand_builtin_nonlocal_goto): Change parameter to be entire
26522 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
26523 (expand_builtin_prefetch): Likewise.
26524 (expand_builtin_classify_type): Likewise.
26525 (mathfn_built_in): Return NULL_TREE instead of 0.
26526 (expand_errno_check): Use new CALL_EXPR accessors.
26527 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
26528 Return NULL_RTX instead of 0.
26529 (expand_builtin_mathfn_2): Likewise.
26530 (expand_builtin_mathfn_3): Likewise.
26531 (expand_builtin_interclass_mathfn): Likewise.
26532 (expand_builtin_sincos): Likewise.
26533 (expand_builtin_cexpi): Likewise.
26534 (expand_builtin_int_roundingfn): Likewise.
26535 (expand_builtin_int_roundingfn_2): Likewise.
26536 (expand_builtin_pow): Likewise.
26537 (expand_builtin_powi): Likewise.
26538 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
26539 of arglist, fixing callers appropriately. Use new CALL_EXPR
26540 accessors and constructors. Return NULL_RTX instead of 0.
26541 (expand_builtin_strstr): Likewise.
26542 (expand_builtin_strchr): Likewise.
26543 (expand_builtin_strrchr): Likewise.
26544 (expand_builtin_strpbrk): Likewise.
26545 (expand_builtin_memcpy): Likewise.
26546 (expand_builtin_mempcpy): Likewise.
26547 (expand_builtin_mempcpy_args): New.
26548 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
26549 (expand_builtin_memmove_args): New.
26550 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
26551 (expand_movstr): Likewise.
26552 (expand_builtin_strcpy): Likewise.
26553 (expand_builtin_strcpy_args): New.
26554 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
26555 (expand_builtin_strncpy): Likewise.
26556 (expand_builtin_memset): Likewise.
26557 (expand_builtin_memset_args): New.
26558 (expand_builtin_bzero): Similarly to expand_builtin_memset.
26559 (expand_builtin_memcmp): Likewise.
26560 (expand_builtin_strcmp): Likewise.
26561 (expand_builtin_strncmp): Likewise.
26562 (expand_builtin_strcat): Likewise.
26563 (expand_builtin_strncat): Likewise.
26564 (expand_builtin_strspn): Likewise.
26565 (expand_builtin_strcspn): Likewise.
26566 (expand_builtin_args_info): Likewise.
26567 (expand_builtin_va_start): Likewise.
26568 (gimplify_va_arg_expr): Likewise.
26569 (expand_builtin_va_end): Likewise.
26570 (expand_builtin_va_copy): Likewise.
26571 (expand_builtin_frame_address): Likewise.
26572 (expand_builtin_alloca): Likewise.
26573 (expand_builtin_bswap): Likewise.
26574 (expand_builtin_unop): Likewise.
26575 (expand_builtin_fputs): Likewise.
26576 (expand_builtin_expect): Likewise.
26577 (expand_builtin_fabs): Likewise.
26578 (expand_builtin_copysign): Likewise.
26579 (expand_builtin_printf): Likewise.
26580 (expand_builtin_fprintf): Likewise.
26581 (expand_builtin_sprintf): Likewise.
26582 (expand_builtin_init_trampoline): Likewise.
26583 (expand_builtin_signbit): Likewise.
26584 (expand_builtin_fork_or_exec): Likewise.
26585 (expand_builtin_sync_operation): Likewise.
26586 (expand_builtin_compare_and_swap): Likewise.
26587 (expand_builtin_lock_test_and_set): Likewise.
26588 (expand_builtin_lock_release): Likewise.
26589 (expand_builtin): Likewise.
26590 (builtin_mathfn_code): Likewise.
26592 (fold_builtin_constant_p): Pass call arguments individually instead
26593 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26594 accessors and constructors. Return NULL_TREE instead of 0.
26595 (fold_builtin_expect): Likewise.
26596 (fold_builtin_classify_type): Likewise.
26597 (fold_builtin_strlen): Likewise.
26598 (fold_builtin_nan): Likewise.
26599 (integer_valued_real_p): Likewise.
26600 (fold_trunc_transparent_mathfn): Likewise.
26601 (fold_fixed_mathfn): Likewise.
26602 (fold_builtin_cabs): Likewise.
26603 (fold_builtin_sqrt): Likewise.
26604 (fold_builtin_cbrt): Likewise.
26605 (fold_builtin_cos): Likewise.
26606 (fold_builtin_cosh): Likewise.
26607 (fold_builtin_tan): Likewise.
26608 (fold_builtin_sincos): Likewise.
26609 (fold_builtin_cexp): Likewise.
26610 (fold_builtin_trunc): Likewise.
26611 (fold_builtin_floor): Likewise.
26612 (fold_builtin_ceil): Likewise.
26613 (fold_builtin_round): Likewise.
26614 (fold_builtin_int_roundingfn): Likewise.
26615 (fold_builtin_bitop): Likewise.
26616 (fold_builtin_bswap): Likewise.
26617 (fold_builtin_logarithm): Likewise.
26618 (fold_builtin_hypot): Likewise.
26619 (fold_builtin_pow): Likewise.
26620 (fold_builtin_powi): Likewise.
26621 (fold_builtin_exponent): Likewise.
26622 (fold_builtin_memset): Likewise.
26623 (fold_builtin_bzero): Likewise.
26624 (fold_builtin_memory_op): Likewise.
26625 (fold_builtin_bcopy): Deleted; call site changed to invoke
26626 fold_builtin_memory_op directly.
26627 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
26628 (fold_builtin_strncpy): Likewise.
26629 (fold_builtin_memcmp): Likewise.
26630 (fold_builtin_strcmp): Likewise.
26631 (fold_builtin_strncmp): Likewise.
26632 (fold_builtin_signbit): Likewise.
26633 (fold_builtin_copysign): Likewise.
26634 (fold_builtin_isascii): Likewise.
26635 (fold_builtin_toascii): Likewise.
26636 (fold_builtin_isdigit): Likewise.
26637 (fold_builtin_fabs): Likewise.
26638 (fold_builtin_abs): Likewise.
26639 (fold_builtin_fmin_fmax): Likewise.
26640 (fold_builtin_carg): Likewise.
26641 (fold_builtin_classify): Likewise.
26642 (fold_builtin_unordered_cmp): Likewise.
26644 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
26645 New functions split out from fold_builtin_1.
26646 (fold_builtin_n): New.
26647 (fold_builtin_varargs): New.
26648 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
26650 (fold_call_expr): New.
26651 (build_function_call_expr): Rewrite to use new helper function.
26652 (fold_builtin_call_list): New.
26653 (build_call_expr): New.
26654 (fold_builtin_call_valist): New.
26655 (rewrite_call_expr): New.
26656 (validate_arg): New.
26657 (validate_arglist): Change parameter to be entire CALL_EXPR instead
26658 of an arglist. Change return type to bool. Use new CALL_EXPR
26661 (fold_builtin_strstr): Pass call arguments individually instead
26662 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26663 accessors and constructors. Return NULL_TREE instead of 0.
26664 (fold_builtin_strchr): Likewise.
26665 (fold_builtin_strrchr): Likewise.
26666 (fold_builtin_strpbrk): Likewise.
26667 (fold_builtin_strcat): Likewise.
26668 (fold_builtin_strncat): Likewise.
26669 (fold_builtin_strspn): Likewise.
26670 (fold_builtin_strcspn): Likewise.
26671 (fold_builtin_fputs): Likewise.
26672 (fold_builtin_next_arg): Likewise.
26673 (fold_builtin_sprintf): Likewise.
26675 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
26676 NULL_RTX instead of 0.
26677 (expand_builtin_memory_chk): Likewise.
26678 (maybe_emit_chk_warning): Likewise.
26679 (maybe_emit_sprintf_chk_warning): Likewise.
26681 (fold_builtin_object_size): Pass call arguments individually instead
26682 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26683 accessors and constructors. Return NULL_TREE instead of 0.
26684 (fold_builtin_memory_chk): Likewise.
26685 (fold_builtin_stxcpy_chk): Likewise.
26686 (fold_builtin_strncpy_chk): Likewise.
26687 (fold_builtin_strcat_chk): Likewise.
26688 (fold_builtin_strcat_chk): Likewise.
26689 (fold_builtin_strncat_chk): Likewise.
26690 (fold_builtin_sprintf_chk): Likewise.
26691 (fold_builtin_snprintf_chk): Likewise.
26692 (fold_builtin_printf): Likewise.
26693 (fold_builtin_vprintf): Likewise.
26695 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
26697 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
26698 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26699 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
26700 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
26701 (fold_unary): Likewise.
26702 (fold_binary): Likewise.
26703 (fold_ternary): Remove CALL_EXPR case, since they are no longer
26704 ternary expressions.
26705 (fold): Add logic for tcc_vl_exp.
26706 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
26707 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26708 (fold_build3_stat): Add assertion to flag broken interface for
26709 constructing CALL_EXPRs.
26710 (fold_build_call_list): New.
26711 (fold_build_call_list_initializer): New.
26712 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
26714 (fold_strip_sign_ops): Likewise.
26716 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26717 Brooks Moses <brooks.moses@codesourcery.com>
26718 Lee Millward <lee.millward@codesourcery.com>
26720 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
26721 accessors and dump arguments explicitly.
26723 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
26725 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
26727 (print_call_name): Use new CALL_EXPR accessors.
26729 * print-tree.c (print_node): Add case tcc_vl_exp. Print
26730 CALL_EXPR arguments explicitly instead of as a list. Use
26731 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26733 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
26734 (vrp_visit_stmt): Likewise.
26736 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
26737 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
26739 (force_move_till_expr): Likewise.
26741 * targhooks.c (default_external_stack_protect_fail): Use
26742 build_call_expr instead of build_function_call_expr.
26743 (default_hidden_stack_protect_fail): Likewise.
26745 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
26748 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
26749 and walk arguments explicitly.
26751 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
26752 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26753 (expand_simple_operations): Likewise.
26754 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
26756 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
26757 of TREE_CODE_LENGTH.
26758 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
26760 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
26761 instead of TREE_CODE_LENGTH.
26763 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
26764 (tree_ic_transform): Likewise.
26765 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
26766 parameter instead of arglist. Fix callers.
26767 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
26768 (tree_stringops_transform): Likewise.
26769 (tree_indirect_call_to_profile): Likewise.
26770 (tree_stringops_values_to_profile): Likewise.
26772 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
26773 (eliminate_tail_call): Likewise.
26775 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
26777 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
26778 Use TREE_OPERAND_LENGTH and generalize to handle any number of
26780 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26782 * omp-low.c (build_omp_barrier): Use build_call_expr.
26783 (lower_rec_input_clauses): Likewise.
26784 (lower_reduction_clauses): Likewise.
26785 (expand_parallel_call): Likewise.
26786 (maybe_catch_exception): Likewise.
26787 (expand_omp_for_generic): Likewise.
26788 (expand_omp_for_static_nochunk): Likewise.
26789 (expand_omp_sections): Likewise.
26790 (lower_omp_single_simple): Likewise.
26791 (lower_omp_single_copy): Likewise.
26792 (lower_omp_master): Likewise.
26793 (lower_omp_ordered): Likewise.
26794 (lower_omp_critical): Likewise.
26796 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26797 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26799 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26800 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26801 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26803 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26804 and generalize to handle any number of operands.
26805 (chrec_contains_undetermined): Likewise.
26806 (tree_contains_chrecs): Likewise.
26807 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26809 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26811 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26812 fold_call_expr instead of fold_builtin.
26813 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26814 match declarations there.
26815 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26818 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26819 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26821 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26822 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26824 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26827 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26828 (execute_cse_sincos): Use new CALL_EXPR accessors.
26830 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26832 * gimple-low.c (lower_function_body): Use build_call_expr.
26833 (lower_builtin_setjmp): Likewise.
26835 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26836 (set_storage_via_libcall): Likewise.
26837 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26838 instead of TREE_CODE_LENGTH.
26839 (expand_expr_real_1): Use new CALL_EXPR accessors.
26841 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26842 generalize to handle any number of operands.
26843 (TB_parent_eq): Likewise.
26845 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26846 (strip_builtin_expect): Likewise.
26848 * function.c (gimplify_parameters): Use build_call_expr.
26850 * tree-vectorizer.c (vect_is_simple_reduction): Use
26851 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26853 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26854 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26856 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26859 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26860 (gimplify_decl_expr): Likewise.
26861 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26862 Use new CALL_EXPR iterators.
26863 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26864 (gimplify_modify_expr_to_memset): Likewise.
26865 (gimplify_variable_sized_compare): Likewise.
26866 (gimplify_omp_atomic_fetch_op): Likewise.
26867 (gimplify_omp_atomic_pipeline): Likewise.
26868 (gimplify_omp_atomic_mutex): Likewise.
26869 (gimplify_function_tree): Likewise.
26871 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26872 (call_expr_flags): Likewise.
26873 (expand_call): Likewise.
26875 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26876 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26879 * coverage.c (create_coverage): Use build_call_expr.
26881 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26882 (temp_call_expr_obstack): New.
26883 (pool_copy_list): Delete.
26884 (temp_copy_call_expr): New.
26885 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26886 CALL_EXPR accessors. Get rid of special goo for copying argument
26887 lists and use temp_copy_call_expr instead.
26888 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26889 CALL_EXPR accessors.
26890 (create_expression_by_pieces): Likewise. Use build_call_array
26891 to construct the result instead of fold_build3.
26892 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26893 dealing with argument lists.
26894 (init_pre): Remove references to expression_node_pool and
26895 list_node_pool. Init temp_call_expr_obstack instead.
26896 (fini_pre): Remove references to expression_node_pool and
26899 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26900 and walk arguments explicitly instead of as a list.
26902 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26903 (mx_register_decls): Likewise.
26904 (mudflap_register_call): Likewise.
26905 (mudflap_finish_file): Likewise.
26907 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26908 (ipa_callsite_compute_param): Likewise.
26910 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26911 accessors and constructor.
26913 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26914 accessors and constructor.
26915 (convert_tramp_reference): Likewise.
26916 (convert_call_expr): Likewise.
26917 (finalize_nesting_tree_1): Likewise.
26919 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26922 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26924 * tree-inline.c (initialize_inlined_parameters): Pass entire
26925 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26927 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26928 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26930 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26931 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26932 (vectorizable_reduction): Likewise.
26933 (vectorizable_call): Use new CALL_EXPR iterators.
26934 (vectorizable_conversion): Use build_call_expr.
26935 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26936 (vect_gen_widened_results_half): Use build_call_expr.
26937 (vect_setup_realignment): Likewise.
26938 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26940 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26941 (pass_through_call): Likewise.
26942 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26945 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26946 (tree_gen_pow2_profiler): Likewise.
26947 (tree_gen_one_value_profiler): Likewise.
26948 (tree_gen_ic_func_profiler): Likewise.
26949 (tree_gen_average_profiler): Likewise.
26950 (tree_gen_ior_profiler): Likewise.
26952 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26953 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26954 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26956 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26957 of TREE_CODE_LENGTH.
26959 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26960 of TREE_CODE_LENGTH.
26962 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26964 (convert_to_integer): Likewise.
26966 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26969 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26970 Brooks Moses <brooks.moses@codesourcery.com>
26971 Lee Millward <lee.millward@codesourcery.com>
26973 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26975 * config/frv/frv.c (frv_expand_builtin): Likewise.
26976 * config/s390/s390.c (s390_expand_builtin): Likewise.
26978 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26979 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26981 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26982 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26983 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26984 (ix86_expand_store_builtin): Likewise.
26985 (ix86_expand_unop_builtin): Likewise.
26986 (ix86_expand_unop1_builtin): Likewise.
26987 (ix86_expand_sse_compare): Likewise.
26988 (ix86_expand_sse_comi): Likewise.
26989 (ix86_expand_vec_init_builtin): Likewise.
26990 (ix86_expand_vec_ext_builtin): Likewise.
26991 (ix86_expand_vec_set_builtin): Likewise.
26992 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26994 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26995 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26997 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26998 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26999 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
27001 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
27003 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
27004 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
27005 arglist. Use new CALL_EXPR accessors. Fix callers.
27006 (altivec_expand_abs_builtin): Likewise.
27007 (rs6000_expand_binop_builtin): Likewise.
27008 (altivec_expand_predicate_builtin): Likewise.
27009 (altivec_expand_lv_builtin): Likewise.
27010 (spe_expand_stv_builtin): Likewise.
27011 (altivec_expand_stv_builtin): Likewise.
27012 (rs6000_expand_ternop_builtin): Likewise.
27013 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
27014 (altivec_expand_st_builtin): Likewise.
27015 (altivec_expand_dst_builtin): Likewise.
27016 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
27017 arglist. Use new CALL_EXPR accessors. Fix callers.
27018 (altivec_expand_vec_set_builtin): Likewise.
27019 (altivec_expand_vec_ext_builtin): Likewise.
27020 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27021 (spe_expand_builtin): Likewise.
27022 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27023 arglist. Use new CALL_EXPR accessors. Fix callers.
27024 (spe_expand_evsel_builtin): Likewise.
27025 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27026 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27028 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27029 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27030 (arm_expand_unop_builtin): Likewise.
27031 (arm_expand_builtin): Use new CALL_EXPR accessors.
27033 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27036 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27037 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27039 (bfin_expand_unop_builtin): Likewise.
27040 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27042 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27043 Brooks Moses <brooks.moses@codesourcery.com>
27044 Lee Millward <lee.millward@codesourcery.com>
27046 * c-semantics.c (build_stmt): Add internal diagnostic check.
27048 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27049 accessors. Print arguments explicitly instead of as a list.
27051 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27053 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27054 (c_finish_omp_flish): Likewise.
27056 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27057 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27058 instead of TREE_CODE_LENGTH.
27059 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27060 (c_warn_unused_result): Likewise.
27062 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27065 * doc/invoke.texi (Warning Options): Remove
27066 -Werror-implicit-function-declaration.
27067 (Wimplicit-function-declaration): Update description.
27068 * opts.c (common_handle_option): Move handling of -Werror=* to...
27069 (enable_warning_as_error): ...here.
27070 * opts.h (enable_warning_as_error): Declare.
27071 * c-decl.c (implicit_decl_warning): Unless
27072 -Wno-implicit-function-declaration is given, emit a pedwarn if
27073 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27074 * c.opt (Wimplicit-function-declaration): Replace
27075 mesg_implicit_function_declaration with
27076 warn_implicit_function_declaration.
27077 * c-opts.c (c_common_handle_option):
27078 -Werror-implicit-function-declaration is exactly equal as
27079 -Werror=implicit-function-declaration.
27080 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27081 warn_implicit_function_declaration.
27082 (c_common_post_options): -Wimplict-function-declaration is enabled
27083 by default by -std=c99, otherwise is disabled by default.
27084 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27086 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27088 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27089 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27090 former is ignored but not the latter.
27092 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27094 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27095 is made and the reference doesn't use the alias set of its type,
27096 do not create the temporary using that type.
27098 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27100 * jump.c: Remove prototypes for delete_computation and
27101 delete_prior_computation.
27103 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27105 * jump.c (get_label_after): Delete.
27106 (get_label_before, delete_computation, delete_jump,
27107 delete_prior_computation, follow_jumps): Move...
27108 * reorg.c (delete_computation, delete_prior_computation): ... here...
27109 (get_label_before, delete_jump): ... making these static ...
27110 (follow_jumps): ... and simplifying this since it only runs after
27112 * rtl.h (get_label_after, get_label_before, delete_jump,
27113 follow_jumps): Delete prototypes.
27115 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27117 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27119 2007-02-15 Nick Clifton <nickc@redhat.com>
27121 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27122 order to prevent it from being munged by the target.
27124 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27126 * config/i386/i386.md: Remove misleading comment.
27128 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27130 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27131 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27134 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27136 * tree-sra.c (instantiate_missing_elements): Canonicalize
27138 (sra_build_assignment): New.
27139 (generate_copy_inout, generate_element_copy,
27140 generate_element_zero, generate_one_element_init): Use it.
27142 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27144 * tree-sra.c (instantiate_missing_elements): Canonicalize
27146 (sra_build_assignment): New.
27147 (generate_copy_inout, generate_element_copy,
27148 generate_element_zero, generate_one_element_init): Use it.
27150 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27152 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27155 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27157 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27158 types as aggregates not scalars.
27159 * function.c (assign_stack_temp_for_type): Likewise.
27161 2007-02-14 Roger Sayle <roger@eyesopen.com>
27162 Zdenek Dvorak <dvorakz@suse.cz>
27164 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27167 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27169 * passes.c (next_pass_1): Clear the next field of the copied
27172 2007-02-14 Richard Henderson <rth@redhat.com>
27174 * tree-sra.c (early_sra): New.
27175 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27176 (tree_sra_early, pass_sra_early): New.
27177 * tree-pass.h (pass_sra_early): Declare.
27178 * passes.c (init_optimization_passes): Use it.
27180 2007-02-14 Richard Guenther <rguenther@suse.de>
27182 * flags.h (issue_strict_overflow_warning): Convert to a macro.
27184 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
27186 PR tree-optimization/30771
27187 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
27189 (vect_analyze_operations): Induction phis can now be marked as
27191 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
27192 Update documentation accordingly.
27194 2007-02-14 Nick Clifton <nickc@redhat.com>
27196 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
27197 most 3 arguments are supported.
27198 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
27200 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
27202 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
27203 Ensure dst->current is valid.
27205 2007-02-13 Paul Brook <paul@codesourcery.com>
27207 * config.gcc: Add arm*-*-uclinux-*eabi.
27208 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
27209 (SUBTARGET_EXTRA_LINK_SPEC): Define.
27210 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
27211 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
27212 (LINK_SPEC): Define.
27213 (LIB_SPEC): Define.
27214 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
27216 * config/arm/uclinux-eabi.h: New file.
27217 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
27218 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
27221 2007-02-13 Ian Lance Taylor <iant@google.com>
27223 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
27224 * flags.h (warn_strict_overflow): Declare.
27225 (enum warn_strict_overflow_code): Define.
27226 (issue_strict_overflow_warning): New static inline function.
27227 * opts.c (warn_strict_overflow): New variable.
27228 (common_handle_option): Handle OPT_Wstrict_overflow and
27229 OPT_Wstrict_overflow_.
27230 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
27232 * fold-const.c: Include intl.h.
27233 (fold_deferring_overflow_warnings): New static variable.
27234 (fold_deferred_overflow_warning): New static variable.
27235 (fold_deferred_overflow_code): New static variable.
27236 (fold_defer_overflow_warnings): New function.
27237 (fold_undefer_overflow_warnings): New function.
27238 (fold_undefer_and_ignore_overflow_warnings): New function.
27239 (fold_deferring_overflow_warnings_p): New function.
27240 (fold_overflow_warning): New static function.
27241 (make_range): Add strict_overflow_p parameter. Change all
27243 (extract_muldiv, extract_muldiv_1): Likewise.
27244 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27245 tree_expr_nonnegative_p.
27246 (fold_negate_expr): Call fold_overflow_warning.
27247 (fold_range_test): Likewise.
27248 (fold_comparison): Likewise.
27249 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27250 instead of tree_expr_nonnegative_p.
27251 (tree_expr_nonnegative_warnv_p): Rename from
27252 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27253 (tree_expr_nonnegative_p): New function.
27254 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27255 strict_overflow_p parameter.
27256 (tree_expr_nonzero_p): New function.
27257 * passes.c (verify_interpass_invariants): New static function.
27258 (execute_one_pass): Call it.
27259 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27261 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27262 (estimate_numbers_of_iterations): Likewise.
27263 (scev_probably_wraps_p): Likewise.
27264 * tree-ssa-ccp.c: Include "toplev.h".
27265 (evaluate_stmt): Defer fold overflow warnings until we know we are
27267 (struct fold_stmt_r_data): Add stmt field.
27268 (fold_stmt_r): Defer fold overflow warnings until we know we
27270 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27271 (fold_stmt_inplace): Likewise.
27272 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27273 (cleanup_control_expr_graph): Defer fold overflow warnings until
27274 we know we are going to optimize.
27275 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27276 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27278 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27279 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27280 * tree-ssa-loop-manip.c (create_iv): Likewise.
27281 * c-typeck.c (build_conditional_expr): Likewise.
27282 (build_binary_op): Likewise.
27283 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27284 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27285 (extract_range_from_unary_expr): Likewise.
27286 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27287 assuming that signed overflow does not occur.
27288 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27289 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27290 (fold_defer_overflow_warnings): Declare.
27291 (fold_undefer_overflow_warnings): Declare.
27292 (fold_undefer_and_ignore_overflow_warnings): Declare.
27293 (fold_deferring_overflow_warnings_p): Declare.
27294 (tree_expr_nonzero_warnv_p): Declare.
27295 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27296 of warning options.
27297 (Warning Options): Document -Wstrict-overflow.
27298 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27299 (tree-ssa-ccp.o): Likewise.
27300 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27301 (fold-const.o): Depend on intl.h.
27303 2007-02-13 Ian Lance Taylor <iant@google.com>
27305 PR middle-end/30751
27306 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27309 2007-02-13 Stuart Hastings <stuart@apple.com>
27311 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27313 2007-02-13 Richard Henderson <rth@redhat.com>
27315 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27316 handled_component_p before looking for the indirect_ref.
27318 2007-02-13 Richard Henderson <rth@redhat.com>
27320 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27321 remove flags clobber.
27322 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27323 (bswaphi_lowpart): New.
27324 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27325 remove TARGET_BSWAP test. Delete expander of the same name.
27327 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27328 (expand_unop): Use them.
27330 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27332 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27333 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27334 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27335 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27336 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27337 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27338 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27339 assembler dialect choice from asm templates.
27341 2007-02-12 Richard Henderson <rth@redhat.com>
27343 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27344 (fixuns_trunc<SSEMODEF>si2): Use it.
27345 * config/i386/sse.md (vec_setv4sf_0): Export.
27346 * config/i386/i386.c (ix86_build_const_vector): Export.
27347 (ix86_split_convert_uns_si_sse): Rename from
27348 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27349 * config/i386/i386-protos.h: Update.
27351 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27354 * c-typeck.c (c_finish_return): Improve warning message.
27356 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27358 * alias.c (find_symbolic_term): Delete unused function.
27360 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27362 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27363 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27364 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27366 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27368 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
27369 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
27370 the function, temporarily point the debug interface to the null one.
27372 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27374 * dwarf2out.c (round_up_to_align): New static function.
27375 (field_byte_offset): Use it to round the offset.
27377 2007-02-12 Richard Henderson <rth@redhat.com>
27379 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
27380 (inswl_const): Export.
27382 2007-02-12 Richard Henderson <rth@redhat.com>
27384 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
27385 result mode of the libcall, convert back to outmode.
27387 2007-02-12 Roger Sayle <roger@eyesopen.com>
27389 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
27390 (bswapdi2): New define_expand to implement 32-bit implementation.
27392 2007-02-12 Nick Clifton <nickc@redhat.com>
27394 * doc/invoke.texi (Overall Options): Document --help=.
27395 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
27396 (cc1_options): Pass --help= on to cc1.
27397 (display_help): Add description of --help=.
27398 (process_command): Add code to handle --help=. Allow translated
27399 --help and --target-help switches to be passed on to compiler
27401 (main): Remove unused if statement.
27402 * opts.c (columns): Remove.
27403 (LEFT_COLUMN): Define.
27404 (wrap_help): Add columns argument.
27405 (print_filtered_help): Change parameters to be an include bitmask,
27406 an exclude bitmask, an any bitmask and the column width. Move the
27407 code to display the params list here. Add code to display the
27408 status of options rather than their descriptions if the quiet flag
27410 (print_specific_help): Change parameters to be an include bitmask,
27411 an exclude bitmask and an any bitmask. Move code to look up the
27412 column width here. Decide upon the title for an options listing.
27413 (common_handle_options): Add code to handle --help=. Adapt code
27414 for --help and --target-help to use the revised form of the
27415 print_specific_help function.
27416 (print_help): Delete.
27417 (print_param_help): Delete.
27418 (print_switch): Delete.
27419 * opts.h (cl_lang_count): Add prototype.
27420 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
27421 CL_MAX_OPTION_CLASS): New defines.
27422 * optc-gen.awk: Add construction of cl_lang_count.
27423 * c.opt: Add Warning attribute to warning options and Optimization
27424 attribute to optimization options.
27425 * common.opt: Likewise.
27427 Add -fhelp and -ftarget-help as aliases for the transformed --help
27428 and --target-help options.
27429 * opt-functions.awk: Add code to handle Warning and Optimization
27432 2007-02-12 Richard Henderson <rth@redhat.com>
27434 * config/alpha/constraints.md: New file.
27435 * config/alpha/alpha.c: Include tm-constrs.h.
27436 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
27437 alpha_extra_constraint): Remove.
27438 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
27439 * config/alpha/alpha-protos.h: Update.
27440 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
27441 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
27442 (EXTRA_CONSTRAINT): Remove.
27443 * config/alpha/alpha.md: Include constraints.md.
27444 (adddi splitter): Use satisfies_constraint_*.
27445 * config/alpha/predicates.md (add_operand): Likewise.
27446 (sext_add_operand, addition_operation): Likewise.
27448 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
27450 PR tree-optimization/29145
27451 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
27452 in our handling of restrict qualified pointers.
27454 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27457 * doc/invoke.texi (Wunused-value): Update description.
27458 (Wextra): Delete item.
27459 * opts.c (set_Wextra): Don't use the value of Wextra to set the
27460 value of Wunused-value.
27461 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
27462 (c_finish_stmt_expr): Don't check extra_warnings.
27463 (emit_side_effect_warnings): The caller is responsible to check
27466 2007-02-11 Roger Sayle <roger@eyesopen.com>
27467 Matt Thomas <matt@3am-software.com>
27469 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
27471 2007-02-11 Roger Sayle <roger@eyesopen.com>
27473 * simplify-rtx.c (simplify_relational_operation_1): Optimize
27474 comparisons of POPCOUNT against zero.
27475 (simplify_const_relational_operation): Likewise.
27477 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27479 * doc/invoke.texi (Wextra): Delete outdated paragraph.
27481 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27483 * dwarf2out.c (root_type): Delete unused function.
27485 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27487 * genattrtab.c (contained_in_p): Delete unused function.
27488 (write_expr_attr_cache): Likewise.
27490 2007-02-11 Jan Hubicka <jh@suse.cz>
27492 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
27495 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
27497 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
27498 to add the REG_EQ* note.
27499 * see.c (see_merge_one_use_extension): Likewise.
27500 * local-alloc.c (update_equiv_regs): Likewise. Also don't
27501 turn REG_EQUAL notes into REG_EQUIV notes if the target
27502 register may have more than one set.
27503 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
27504 * gcse.c (try_replace_reg): Likewise.
27505 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
27506 * calls.c (fixup_tail_calls): Likewise. Abort if there is
27507 more than one REG_EQUIV note.
27508 * reload1.c (gen_reload): Use set_unique_reg_note.
27510 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
27512 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
27513 (ix86_builtin_conversion): New function.
27515 2007-02-06 Mark Mitchell <mark@codesourcery.com>
27518 * tree.h (DECL_REPLACEABLE_P): New macro.
27519 * except.c (set_nothrow_function_flags): Likewise.
27521 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
27522 Ira Rosen <irar@il.ibm.com>
27523 Dorit Nuzman <dorit@il.ibm.com>
27525 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
27526 * targhooks.c (default_builtin_vectorized_conversion): New.
27527 * targhooks.h (default_builtin_vectorized_function): New declaration.
27528 * target.h (struct vectorize): Add builtin_conversion field.
27529 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
27530 stmt_vec_info_type value.
27531 (vectorizable_conversion): New declaration.
27532 * tree-vect-analyze.c (vect_analyze_operations): Add
27533 vectorizable_conversion call.
27534 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
27535 * tree-vect-transform.c (vectorizable_conversion): New function.
27536 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
27537 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
27539 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
27540 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
27541 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
27542 or ALTIVEC_BUILTIN_VCFSX.
27544 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27547 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
27548 CONST_DOUBLE and operand 0 is a hard register.
27549 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
27550 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
27551 is a hard floating-point register.
27553 2007-02-10 Richard Henderson <rth@redhat.com>
27554 Jakub Jelinek <jakub@redhat.com>
27555 Alexandre Oliva <aoliva@redhat.com>
27557 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
27558 * builtin-types.def (BT_WORD): Make unsigned.
27559 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
27560 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
27561 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
27562 * c-decl.c (grokdeclarator): Don't error if !have_tls.
27563 * c-parser.c (c_parser_omp_threadprivate): Likewise.
27564 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
27566 * expr.c (emutls_var_address): New.
27567 (expand_expr_real_1): Expand emulated tls.
27568 (expand_expr_addr_expr_1): Likewise.
27569 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
27570 * output.h (emutls_finish): Declare.
27571 * toplev.c (compile_file): Call it.
27572 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27573 address before wrapping in CONST.
27574 * varasm.c (emutls_htab, emutls_object_type): New.
27575 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27576 (get_emutls_object_name, get_emutls_object_type): New.
27577 (get_emutls_init_templ_addr, emutls_decl): New.
27578 (emutls_common_1, emutls_finish): New.
27579 (assemble_variable): When emulating tls, swap decls; generate
27580 constructor for the emutls objects.
27581 (do_assemble_alias): When emulating tls, swap decl and target name.
27582 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
27584 * varpool.c (decide_is_variable_needed): Look at force_output.
27585 Recurse for emulated tls.
27586 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
27587 with decide_is_variable_needed.
27588 * emutls.c: New file.
27589 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
27590 tls_object for real tls.
27592 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
27594 PR rtl-optimization/29599
27595 * reload1.c (eliminate_regs_in_insn): Take the destination
27596 mode into account when computing the offset.
27598 2007-02-09 Stuart Hastings <stuart@apple.com>
27599 Richard Henderson <rth@redhat.com>
27601 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27602 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27603 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
27604 fixuns_truncdfhi2): New.
27605 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
27606 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
27607 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
27608 (floatunssidf2): Allow nonimmediate source.
27609 * config/i386/sse.md (movdi_to_sse): New.
27610 (vec_concatv2di): Drop '*'.
27611 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
27612 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27613 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
27615 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
27616 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27617 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
27618 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
27619 (ix86_build_signbit_mask): Fix decl of v, refactor to call
27620 ix86_build_const_vector.
27621 (x86_emit_floatuns): Rewrite.
27623 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27625 * genautomata.c (longest_path_length): Delete unused function.
27626 (struct state): Delete unused longest_path_length.
27627 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
27628 (get_free_state): Delete unused.
27630 2007-02-09 Jan Hubicka <jh@suse.cz>
27632 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
27633 * doc/invoke.texi (inline-unit-growth): Update default value.
27635 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
27636 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
27637 (rebuild_cgraph_edges): Likewise.
27638 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
27639 (dump_cgraph_node): Dump frequencies.
27640 (cgraph_clone_edge): Add frequency scales.
27641 (cgraph_clone_node): Add freuqnecy.
27642 * cgraph.h (cgraph_edge): Add freuqnecy argument.
27643 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
27644 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
27645 * tree-pass.h (TODO_rebuild_frequencies): New constant.
27646 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
27647 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
27648 (save_inline_function_body): Likewise.
27649 * ipa-inline.c: inluce rtl.h
27650 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
27651 (cgraph_edge_badness): Use frequencies.
27652 (cgraph_decide_recursive_inlining): Update clonning.
27653 (cgraph_decide_inlining_of_small_function): Dump frequency.
27654 * predict.c (estimate_bb_frequencies): Export.
27655 * predict.h (estimate_bb_frequencies): Declare.
27656 * tree-inline.c (copy_bb): Watch overflows.
27657 (expand_call_inline): Update call of cgraph_create_edge.
27658 (optimize_inline_calls): Use TODO flags to update frequnecies.
27659 * passes.h: Include predict.h
27660 (init_optimization_passes): Move profile ahead.
27661 (execute_function_todo): Handle TODO_rebuild_frequencies.
27663 2007-02-09 Roger Sayle <roger@eyesopen.com>
27665 * config/alpha/alpha.c (emit_insxl): Force the first operand of
27666 the insbl or inswl pattern into a register.
27668 2007-02-09 Roger Sayle <roger@eyesopen.com>
27670 * config/ia64/ia64.md (bswapdi2): New define_insn.
27672 2007-02-09 Richard Henderson <rth@redhat.com>
27674 * config/i386/constraints.md (Ym): New constraint.
27675 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
27676 (movdi_1_rex64): Split sse and xmm general register moves from
27677 memory move alternatives. Use conditional register constraints.
27678 (movsf_1, movdf_integer): Likewise.
27679 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
27680 (movdf_integer_rex64): New.
27681 (pushsf_rex64): Fix output constraints.
27682 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
27683 (sse2_stored): Likewise.
27684 (sse2_storeq_rex64): New.
27685 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
27686 amd and not generic.
27687 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
27688 for optimize_size. Remove SF/DFmode hack.
27690 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27692 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
27695 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
27696 Richard Sandiford <richard@codesourcery.com>
27698 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
27699 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
27700 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
27701 m68k/t-mlib to tmake_file.
27702 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
27703 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
27704 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
27705 Allow it to be cf or m68k. Set m68k_arch_family. If that
27706 variable is not empty, add t-$m68k_arch_family to tmake_file.
27707 Add t-mlibs to tmake_file.
27708 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
27709 * config/m68k/t-cf: New file.
27710 * config/m68k/t-m68k: Likewise.
27711 * config/m68k/t-mlibs: Likewise.
27712 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27713 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27714 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27715 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27716 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
27718 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
27719 (INSTALL_LIBGCC): Delete.
27720 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27721 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27722 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27723 (M68K_MLIB_CPU): Define.
27724 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27725 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27726 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
27728 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
27729 Richard Guenther <rguenther@suse.de>
27731 PR middle-end/23361
27732 * fold-const.c (fold_comparison): Handle obfuscated comparisons
27733 against INT_MIN/INT_MAX.
27734 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
27735 file if a loop is removed.
27737 2007-02-09 Joseph Myers <joseph@codesourcery.com>
27739 * calls.c (store_one_arg): Pass correct alignment to
27740 emit_push_insn for non-BLKmode values.
27741 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
27742 unaligned stack slot via a suitably aligned slot.
27744 2007-02-08 DJ Delorie <dj@redhat.com>
27746 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
27748 (legal_subregs): Use unsigned char, make const.
27749 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
27751 2007-02-08 Paul Brook <paul@codesourcery.com>
27753 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
27754 special interworking needed.
27756 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
27758 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
27759 conditional to __SSE2__.
27760 (Entries below should have been added to first ChangeLog
27761 entry for amdfam10 dated 2007-02-05)
27762 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
27764 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
27766 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
27769 2007-02-08 DJ Delorie <dj@redhat.com>
27771 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
27772 * config/m32c/m32c.c (legal_subregs): New.
27773 (m32c_illegal_subreg_p): New.
27774 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
27775 unsupported subregs of hard regs.
27777 2007-02-08 Jan Hubicka <jh@suse.cz>
27779 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
27780 the same one; always update histograms.
27782 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27784 * passes.c (init_optimization_passes): Tidy comment.
27786 2007-02-08 Roger Sayle <roger@eyesopen.com>
27788 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27789 strip zero_extend, bswap and rotates from POCOUNT's argument.
27790 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27791 zero_extend and rotates from PARITY's argument.
27792 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27793 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27794 of an integer constant at compile-time.
27796 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27799 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27801 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27804 * tree-ssa-live.c (remove_unused_locals): Do not remove
27805 TREE_ADDRESSABLE variables.
27806 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27807 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27808 FOR_CLOBBER. Update all users.
27809 If VAR has an associated alias set, add a virtual operand for
27810 it if no alias is found to conflict with the memory reference.
27812 2007-02-07 Jan Hubicka <jh@suse.cz>
27813 Robert Kidd <rkidd@crhc.uiuc.edu>
27815 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27817 2007-02-07 Ian Lance Taylor <iant@google.com>
27819 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27821 2007-02-07 Roger Sayle <roger@eyesopen.com>
27823 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27824 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27825 tablejumpdi, movsi_to_cr_one): Remove constraints from
27826 define_expand's match_operands.
27828 2007-02-07 Roger Sayle <roger@eyesopen.com>
27830 * global.c (compute_regsets): Move declatation of "i" inside of
27831 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27833 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27836 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27837 of INDIRECT_REF <RESULT_DECL>.
27839 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27841 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27842 Kaz Kojima <kkojima@gcc.gnu.org>
27845 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27847 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27849 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27851 * doc/loop.texi: Document possibility not to perform disambiguation
27852 of loops with multiple latches.
27853 * cfgloopmanip.c (alp_enum_p): Removed.
27854 (add_loop): Handle subloops. Use get_loop_body_with_size.
27855 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27856 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27857 the new forwarder block.
27858 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27859 Handle the case latch is NULL.
27860 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27861 modifications when marking loop exits.
27862 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27864 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27865 disambiguate_loops_with_multiple_latches.
27866 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27867 before fix_loop_structure.
27868 * cfgloop.c: Include pointer-set.h and output.h.
27869 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27870 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27871 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27872 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27873 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27874 disambiguate_multiple_latches, get_loop_body_with_size,
27875 disambiguate_loops_with_multiple_latches): New functions.
27876 (flow_loop_dump): Dump multiple latch edges.
27877 (flow_loop_nodes_find): Handle loops with multiple latches.
27878 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27879 (glb_enum_p): Modified.
27880 (get_loop_body): Use get_loop_body_with_size.
27881 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27882 (AVOID_CFG_MODIFICATIONS): New constant.
27883 (disambiguate_loops_with_multiple_latches, add_loop,
27884 get_loop_body_with_size): Declare.
27885 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27887 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27889 PR inline-asm/28686
27890 * global.c (compute_regsets): New function.
27891 (global_alloc): Refactored ELIMINABLE_REGSET
27892 and NO_GLOBAL_ALLOC_REGS computation out.
27893 (rest_of_handle_global_alloc): Call compute_regsets()
27894 for non-optimizing case.
27896 2007-02-06 Richard Henderson <rth@redhat.com>
27898 * config/i386/constraints.md (Y2): Rename from Y.
27899 (Yi): New constraint.
27900 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27901 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27902 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27903 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27904 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27905 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27906 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27907 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27908 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27909 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27910 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27911 vec_extractv2si_1): Change Y constraints to Y2.
27912 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27913 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27914 Change Y constraints to Y2.
27915 (sse2_loadld): Change Y constraints to x.
27917 2007-02-06 Roger Sayle <roger@eyesopen.com>
27919 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27920 (parity<mode>2): New define_expand using rs6000_emit_parity.
27921 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27922 rs6000_emit_parity): New functions.
27923 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27924 rs6000_emit_parity): Prototype here.
27926 2007-02-06 Ian Lance Taylor <iant@google.com>
27928 * lower-subreg.c (simple_move_operand): Reject CONST.
27929 (resolve_clobber): Call validate_change rather than directly
27930 assigning to XEXP (pat, 0).
27932 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27934 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27935 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27936 (tree-cfg.o): Remove hashtab.h dependency.
27938 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27939 (struct ivopts_data): Change niters to pointer_map_t.
27940 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27941 (niter_for_exit): Create pointer_map on demand. Change for
27943 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27944 (free_loop_data): Destroy data->niters if created and reset field.
27945 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27946 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27948 * tree-ssa-reassoc.c: Include pointer-set.h.
27949 (bb_rank): Change to long *.
27950 (operand_rank): Change to pointer_map_t.
27951 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27952 (insert_operand_rank): Accept long.
27953 (operand_entry_hash, operand_entry_eq): Remove.
27954 (get_rank): Return long. Adjust for changes above.
27955 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27957 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27959 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27960 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27961 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27963 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27964 directly since it cannot be NULL.
27965 (get_vi_for_tree): Rewrite for pointer_map API.
27966 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27967 (init_alias_vars): Create vi_for_tree as pointer_map.
27968 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27970 * tree-cfg.c: Don't include hashtab.h.
27971 (edge_to_cases): Declare as pointer_map.
27972 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27974 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27975 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27976 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27978 (record_switch_edge): Delete.
27979 (get_cases_for_edge): Adjust for pointer_map API, inline
27980 record_switch_edge (rewritten for new API), remove goto.
27982 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27984 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27985 * tree-nested.c: Include pointer-set.h.
27986 (var_map_elt, var_map_eq, var_map_hash): Delete.
27987 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27988 to pointer_map_t's.
27989 (nesting_info_bitmap_obstack): New.
27990 (lookup_field_for_decl): Adjust for pointer_map API.
27991 (lookup_tramp_for_decl): Adjust for pointer_map API.
27992 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27993 (get_local_debug_decl): Adjust for pointer_map API.
27994 (convert_nl_goto_reference): Adjust for pointer_map API.
27995 (convert_nl_goto_receiver): Adjust for pointer_map API.
27996 (create_nesting_tree): Create outside GGC space. Create bitmap on
27997 the new obstack. Create field_map and var_map as pointer_maps.
27998 (free_nesting_tree): Adjust for changes to create_nesting_tree.
28000 (lower_nested_functions): Move root here, no need to NULL it.
28001 Initialize and release the obstack.
28003 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
28005 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
28006 Remove prototypes and make them non-static.
28007 (struct tree_int_map): Remove.
28008 * tree.h (struct tree_int_map): Move here, turning TO into an
28010 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
28012 * tree.h (TREE_COMPLEXITY): Remove.
28013 (struct tree_exp): Remove complexity field.
28014 * tree.c (build1_stat): Don't set it.
28016 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
28017 Victor Kaplansky <victork@il.ibm.com>
28019 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28020 (vect_is_simple_reduction): Support reduction with induction as
28021 one of the operands.
28022 (vect_is_simple_iv_evolution): Fix formatting.
28023 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28024 formatting. Don't mark induction phis for vectorization.
28025 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28026 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28027 (vect_get_vec_def_for_operand): Support induction.
28028 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28030 (vectorizable_reduction): Support reduction with induction as one of
28032 (vectorizable_type_demotion): Use def-type of stmt argument rather
28033 than dummy def-type.
28035 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28036 flag_tree_scev_cprop.
28037 * common.opt (tree-scev-cprop): New flag.
28039 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28040 call to vect_get_new_vect_var.
28042 2007-02-06 Ira Rosen <irar@il.ibm.com>
28044 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28045 vectype is not NULL.
28046 (vect_pattern_recog_1): Likewise.
28048 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28050 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28051 (fold_negate_expr): Likewise.
28053 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28056 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28057 even if cv-qualification is the same.
28059 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28061 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28062 __enable_execute_stack on completion.
28064 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28066 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28067 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28068 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28069 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28070 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28071 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28072 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28073 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28075 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28077 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28078 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28079 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28080 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28081 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28082 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28083 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28084 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28085 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28086 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28087 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28088 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28089 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28090 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28091 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28092 sqrtextenddfxf2_i387): Added amdfam10_decode.
28094 * config/i386/athlon.md (athlon_idirect_amdfam10,
28095 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28096 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28097 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28098 athlon_ivector_store_amdfam10): New define_insn_reservation.
28099 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28102 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28104 * config/i386/athlon.md (athlon_call_amdfam10,
28105 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28106 define_insn_reservation.
28107 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28108 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28109 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28111 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28113 * config/i386/athlon.md (athlon_sseld_amdfam10,
28114 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28115 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28117 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28119 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28120 define_insn_reservation.
28121 * config/i386/i386.md (sseins): Added sseins to define_attr type
28122 and define_attr unit.
28123 * config/i386/sse.md: Set type attribute to sseins for insertq
28126 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28128 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28129 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28130 ssecomi_load_amdfam10, ssecomi_amdfam10,
28131 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28132 define_insn_reservation.
28133 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28135 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28137 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28138 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28139 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28140 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28141 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28142 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28143 define_insn_reservation.
28145 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28146 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28147 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28148 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28149 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28151 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28153 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28154 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28155 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28156 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28157 athlon_ssemul_load_k8): Added amdfam10.
28159 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28161 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28162 (x86_sse_unaligned_move_optimal): New variable.
28164 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28166 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28167 for unaligned vector SSE double/single precision loads for AMDFAM10.
28169 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28171 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28172 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28173 Define TARGET_CPU_DEFAULT_amdfam10.
28174 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28175 (processor_type): Add PROCESSOR_AMDFAM10.
28177 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28178 processor_type in config/i386/i386.h.
28179 Enable imul peepholes for TARGET_AMDFAM10.
28181 * config.gcc: Add support for --with-cpu option for amdfam10.
28183 * config/i386/i386.c (amdfam10_cost): New variable.
28184 (m_AMDFAM10): New macro.
28185 (m_ATHLON_K8_AMDFAM10): New macro.
28186 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
28187 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
28188 x86_promote_QImode, x86_integer_DFmode_moves,
28189 x86_partial_reg_dependency, x86_memory_mismatch_stall,
28190 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
28191 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
28192 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
28193 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
28194 Enable/disable for amdfam10.
28195 (override_options): Add amdfam10_cost to processor_target_table.
28196 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
28197 processor_alias_table.
28198 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
28199 (ix86_adjust_cost): Add code for amdfam10.
28201 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28203 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
28204 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
28205 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
28206 * config/i386/i386.h: Add builtin definition for SSE4A.
28207 * config/i386/i386.md: Add support for ABM instructions
28208 (popcnt and lzcnt).
28209 * config/i386/sse.md: Add support for SSE4A instructions
28210 (movntss, movntsd, extrq, insertq).
28211 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
28212 Add -march=amdfam10 flag.
28213 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
28214 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
28216 * doc/extend.texi: Add documentation for SSE4A builtins.
28218 2007-02-05 Bob Wilson <bob.wilson@acm.org>
28220 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
28222 2007-02-05 Richard Guenther <rguenther@suse.de>
28224 * tree-vectorizer.h (vectorizable_function): Add argument type
28225 argument, change return type.
28226 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
28227 * tree-vect-transform.c (vectorizable_function): Handle extra
28228 argument, return vectorized function decl.
28229 (build_vectorized_function_call): Remove.
28230 (vectorizable_call): Handle calls with result and argument types
28231 differing. Handle loop vectorization factor correctly.
28232 * targhooks.c (default_builtin_vectorized_function): Adjust for
28234 * targhooks.h (default_builtin_vectorized_function): Likewise.
28235 * target.h (builtin_vectorized_function): Add argument type
28237 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
28238 extra argument, allow vectorizing of lrintf.
28239 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28240 documentation of target hook.
28242 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28245 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28246 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28247 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28249 2007-02-05 Roger Sayle <roger@eyesopen.com>
28251 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28252 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28253 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28254 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28255 before canonicalizing sincos to cexpi.
28256 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28258 2007-02-05 Roger Sayle <roger@eyesopen.com>
28260 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28261 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28262 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28264 2007-02-05 Roger Sayle <roger@eyesopen.com>
28266 * mips-tfile.c (initialize_init_file): Correct endianness test.
28268 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28270 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28271 the 'y' constraint.
28273 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28275 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28276 saves in a PARALLEL before the register assignments.
28278 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28280 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28281 DWARF_FRAME_RETURN_COLUMN to be a general register.
28282 * dwarf2out.c (init_return_column_size): New function, split from...
28283 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28284 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28285 to be nongeneral registers.
28286 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28288 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28289 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28291 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28293 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28295 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28297 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28298 (remove_path): Use can_remove_branch_p and remove_branch instead
28299 of loop_delete_branch_edge.
28300 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28301 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28302 Update profile using scale_dominated_blocks_in_loop.
28303 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28304 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28305 (can_remove_branch_p, remove_branch): Declare.
28306 * tree-cfg.c (tree_can_remove_branch_p): New function.
28307 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28308 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28309 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28311 2007-02-05 Jan Hubicka <jh@suse.cz>
28313 PR middle-end/30696
28314 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28315 nodes in cgraph, don't remove offline copy of the function.
28317 2007-02-04 Jan Hubicka <jh@suse.cz>
28319 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28320 vectors might cause maybe_lookup_element_for_expr to be called
28321 on non-sra-candidate.
28323 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28325 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28326 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28327 spelling conventions.
28329 2007-02-04 Richard Guenther <rguenther@suse.de>
28331 PR middle-end/30636
28332 * fold-const.c (try_move_mult_to_index): Make sure to not
28333 overflow one dimension of a multi-dimensional array access.
28335 2007-02-04 Jan Hubicka <jh@suse.cz>
28337 * passes.c (init_optimization_passes): Reindent.
28339 2007-02-04 Jan Hubicka <jh@suse.cz>
28340 Eric Botcazou <ebotcazou@adacore.com>
28342 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28343 (execute_fixup_cfg): Break out the abnormal goto code.
28344 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28345 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28346 (optimize_inline_calls): Call make_nonlocal_label_edges.
28348 2007-02-04 Jan Hubicka <jh@suse.cz>
28350 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28351 true when something was changed.
28352 (rename_ssa_copies): When something was changed, do
28353 TODO_remove_unused_locals.
28354 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28355 add TODO_remove_unused_locals when instruction was removed.
28357 2007-02-04 Jan Hubicka <jh@suse.cz>
28359 * ipa-inline.c (try_inline): Improve debug output; work on already
28361 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28362 call try_inline for already inlined edges too when flattening;
28363 inline also functions that make callee growth but overall unit size
28366 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28368 * config/m32c/bitops.md, config/m32c/jump.md,
28369 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
28370 config/m32r/m32r.h, config/m32r/m32r.md,
28371 config/m32r/predicates.md, config/m68hc11/larith.asm,
28372 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
28373 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
28374 config/mips/mips-protos.h, config/mips/mips.c,
28375 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
28376 config/mn10300/mn10300.h, config/mn10300/predicates.md,
28377 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
28378 spelling conventions.
28380 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
28381 Follow spelling conventions.
28383 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
28385 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
28386 warn about C++0x compatibility.
28388 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28390 * config/h8300/h8300.c, config/h8300/h8300.h,
28391 config/h8300/h8300.md: Follow spelling conventions.
28393 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
28395 PR middle-end/30667
28396 * combine.c (try_combine): Do not substitute source operand
28397 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
28399 2007-02-03 Jan Hubicka <jh@suse.cz>
28401 PR gcov-profile/30650
28402 * value-prof.c (stringop_block_profile): Fix handling of size counter;
28403 do not divide by zero for never executed counters.
28404 (tree_find_values_to_profile): Fix counters.
28405 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
28407 2007-02-03 Ian Lance Taylor <iant@google.com>
28409 * lower-subreg.c (simple_move_operand): New static function,
28410 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
28412 (simple_move): Call simple_move_operand.
28413 (find_decomposable_subregs): Add special handling of MEMs.
28414 (can_decompose_p): Rename from cannot_decompose_p. Reverse
28415 meaning of return value. If we see a hard register, test whether
28416 it can store a word_mode value. Change all callers.
28418 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28420 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
28421 ftrapv insns and expanders.
28422 (subdi3): Change define_expand operand 1 to arith11_operand, and
28423 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
28424 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
28425 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
28428 PR middle-end/30174
28429 * varasm.c (notice_global_symbol): Treat global objects as weak when
28430 flag_shlib is true.
28432 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28434 * emit-rtl.c (dconstpi): Delete.
28435 (dconstsqrt2): New.
28436 (init_emit_once): Delete dconstpi and init dconstsqrt2.
28437 * real.h (dconstpi): Delete.
28438 (dconstsqrt2): New.
28439 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
28440 (fold_builtin_hypot): Likewise.
28442 2007-02-03 Tom Tromey <tromey@redhat.com>
28445 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
28446 -gcoff3, -gxcoff3, -gvms3 implies -dD.
28448 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
28450 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
28451 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
28452 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28453 config/rs6000/cell.md, config/rs6000/darwin.h,
28454 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
28455 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
28456 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
28457 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
28458 typos. Follow spelling conventions.
28459 * doc/invoke.texi: Follow spelling conventions.
28461 2007-02-03 Roger Sayle <roger@eyesopen.com>
28463 * simplify-rtx.c (simplify_relational_operation_1): Implement some
28464 canonicalization transformations that attempt to simplify integer
28465 constant comparisons to become comparisons against zero.
28467 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28469 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
28471 * fold-const.c (fold_binary): Fix comment typos. Fold complex
28472 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
28474 2007-02-02 Mike Stump <mrs@apple.com>
28476 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
28477 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
28478 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
28479 generate a branch island.
28481 2007-02-02 Bob Wilson <bob.wilson@acm.org>
28483 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
28484 (xtensa_legitimate_address_p): New.
28485 (xtensa_legitimize_address): New.
28486 (xtensa_output_addr_const_extra): New.
28487 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
28489 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
28490 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
28491 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
28492 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
28493 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
28494 (xtensa_legitimize_address): New.
28495 (xtensa_output_addr_const_extra): New.
28497 2007-02-02 Steve Ellcey <sje@cup.hp.com>
28499 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
28501 2007-02-02 Ian Lance Taylor <iant@google.com>
28503 * expmed.c (expand_divmod): Add comment.
28505 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
28507 * emit-rtl.c (renumber_insns): Remove.
28508 * flags.h: Remove the extern for flag_renumber_insns.
28509 * rtl.h: Remove the prototype for renumber_insns.
28510 * toplev.c (flag_renumber_insns): Remove.
28512 2007-02-02 Hui-May Chang <hm.chang@apple.com>
28514 Revert for x86 darwin:
28515 2005-06-19 Uros Bizjak <uros@kss-loka.si>
28517 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
28518 code before the following patch under TARGET_MACHO.
28519 (ix86_function_value_regno_p): Likewise.
28521 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28523 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
28526 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28529 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
28530 loads to general or fp registers. Add comments.
28531 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
28533 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
28535 * pointer-set.c (insert_aux): Only return insertion slot.
28536 (pointer_set_insert): Adjust.
28537 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
28538 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
28539 pointer_map_traverse): New.
28540 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
28541 pointer_map_create, pointer_map_destroy, pointer_map_insert,
28542 pointer_map_contains, pointer_map_traverse): Declare.
28544 2007-02-02 Jakub Jelinek <jakub@redhat.com>
28546 PR middle-end/30473
28547 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
28548 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
28550 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28552 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
28554 (struct _dep): New type.
28555 (dep_t): New typedef.
28556 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
28557 (DEP_STATUS): New access macro. The macro with the same name was
28558 renamed to DEP_LINK_STATUS.
28559 (dep_init): Declare function
28561 (struct _dep_link): New type.
28562 (dep_link_t): New typedef.
28563 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
28564 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
28565 (DEP_LINK_STATUS): New macro.
28566 (debug_dep_links): New debug function.
28568 (struct _deps_list): New type.
28569 (deps_list_t): New typedef.
28570 (DEPS_LIST_FIRST): New access macro.
28571 (FOR_EACH_DEP_LINK): New cycle macro.
28572 (create_deps_list, free_deps_list, delete_deps_list): Declare
28574 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28575 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28576 (copy_deps_list_change_con): Ditto.
28578 (move_dep_link): Declare function.
28580 (struct _dep_node): New type.
28581 (dep_node_t): New typedef.
28582 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
28584 (struct haifa_insn_data.back_deps): New field to hold backward
28585 dependencies of the insn.
28586 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
28588 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
28589 Change its type to deps_list_t.
28590 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
28591 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
28592 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
28594 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
28596 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
28598 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
28600 (dep_cost): Declare.
28602 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
28603 (ds_to_dk, dk_to_ds): New functions.
28605 (init_dep_1): New static function.
28606 (init_dep): New function.
28607 (copy_dep): New static function.
28609 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
28611 (detach_dep_link): New static function.
28612 (move_dep_link): New function.
28614 (dep_links_consistent_p, dump_dep_links): New static functions.
28615 (debug_dep_links): New debugging function.
28617 (deps_obstack, dl_obstack, dn_obstack): New static variables.
28619 (alloc_deps_list, init_deps_list): New static functions.
28620 (create_deps_list): New function.
28621 (clear_deps_list): New static function.
28622 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
28623 (deps_list_consistent_p, dump_deps_list): New static functions.
28624 (debug_deps_list): New function.
28625 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
28627 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
28629 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
28630 use new scheduler dependencies lists.
28631 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
28632 (sched_analyze): Ditto. Initialize dependencies lists.
28633 (add_forw_dep, compute_forward_dependences): Update to use new
28634 scheduler dependencies lists.
28636 (init_dependency_caches): Init deps_obstack.
28637 (free_dependency_caches): Free deps_obstack.
28639 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
28640 new scheduler dependencies lists.
28641 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
28642 (add_back_forw_dep, delete_back_forw_dep): Ditto.
28644 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
28645 Update to use new scheduler dependencies lists.
28646 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
28647 (debug_dependencies): Ditto.
28648 (schedule_region): Update comments.
28650 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
28651 scheduler dependencies lists.
28652 (schedule_ebb): Update comments.
28654 * rtl.def (DEPS_LIST): Remove.
28656 * lists.c (unused_deps_list): Remove.
28657 (free_list): Update assertions.
28659 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
28660 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28662 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
28663 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28665 * haifa-sched.c (comments): Update.
28666 (insn_cost1): Remove. Inline the code into insn_cost ().
28667 (insn_cost): Update to use new scheduler dependencies lists. Move
28668 processing of the dependency cost to dep_cost ().
28669 (dep_cost): New function. Use it instead of insn_cost () when
28670 evaluating cost of the dependency. Use compatible interface to
28671 interact with the target.
28672 (priority): Update to use new scheduler dependencies lists.
28673 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
28674 with greater number of insns that depend on the insn.
28675 (schedule_insn): Update to use new scheduler dependencies lists. Add
28676 code to free backward dependencies lists. Inline and optimize code
28677 from resolve_dep () - see PR28071.
28678 (ok_for_early_queue_removal): Update to use new scheduler dependencies
28679 lists. Update call to targetm.sched.is_costly_dependence hook.
28681 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
28682 scheduler dependencies lists.
28684 (resolve_dep): Remove. Move the logic to schedule_insn ().
28685 (init_h_i_d): Initialize dependencies lists.
28687 (process_insn_depend_be_in_spec): Rename to
28688 process_insn_forw_deps_be_in_spec. Update to use new scheduler
28689 dependencies lists.
28690 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
28691 Update to use new scheduler dependencies lists.
28692 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
28694 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
28695 new scheduler dependencies lists.
28696 (build_intra_loop_deps): Ditto.
28698 * target.h (struct _dep): Declare to use in
28699 gcc_target.sched.is_costly_dependence.
28700 (struct gcc_target.sched.adjust_cost): Fix typo.
28701 (struct gcc_target.sched.is_costly_dependence): Change signature to
28702 use single dep_t parameter instead of an equivalent triad.
28703 (struct gcc_target.sched.adjust_cost_2): Remove.
28705 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
28707 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
28709 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
28711 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
28713 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
28714 (REG_DEP_TRUE): Document.
28716 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
28717 Change signature to correspond to the targetm.sched.adjust_cost hook.
28718 Update use in TARGET_SCHED_ADJUST_COST_2.
28719 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
28720 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
28721 new scheduler dependencies lists.
28722 (ia64_gen_check): Ditto.
28724 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
28725 scheduler dependencies lists.
28727 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
28728 signature to correspond to the targetm.sched.is_costly_dependence hook.
28729 (is_costly_group): Update to use new scheduler dependencies lists.
28731 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
28732 instead of INSN_COST () macro.
28734 2007-02-01 Ian Lance Taylor <iant@google.com>
28736 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
28738 2007-02-01 Guy Martin <gmsoft@gentoo.org>
28740 * pa.md (tp_load): Correct mfctl instruction syntax.
28742 2007-02-01 Geoffrey Keating <geoffk@apple.com>
28744 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
28745 altivec_padding_size calculation on AIX. Improve comment, add
28746 assert to verify that it's right.
28748 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
28751 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
28753 PR inline-asm/28686
28754 * global.c (global_alloc): Add mising initialization of
28757 2007-02-01 Roger Sayle <roger@eyesopen.com>
28759 * alias.c (init_alias_analysis): Correct whitespace.
28760 * bb-reorder.c (fix_edges_for_rarely_executed_code,
28761 partition_hot_cold_basic_blocks): Likewise.
28762 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
28763 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
28764 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
28765 fold_builtin_snprintf_chk, fold_builtin_printf,
28766 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
28767 do_mpfr_arg3, do_mpfr_sincos): Likewise.
28768 * cfgcleanup.c (cleanup_cfg): Likewise.
28769 * cfgexpand.c (tree_expand_cfg): Likewise.
28770 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
28771 * function.c (get_next_funcdef_no): Likewise.
28772 * gengtype.c (main): Likewise.
28773 * genmodes.c (main): Likewise.
28774 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
28775 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
28776 * ifcvt.c (noce_emit_move_insn): Likewise.
28777 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
28779 * stor-layout.c (get_best_mode): Likewise.
28780 * tree-ssa-loop-niter.c (get_val_for): Likewise.
28781 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28782 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28783 perform_var_substitution, solve_graph): Likewise.
28784 * tree-vrp.c (vrp_finalize): Likewise.
28786 2007-02-01 Ian Lance Taylor <iant@google.com>
28788 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28789 high part of a paradoxical subreg, return a constant zero.
28791 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28793 * toplev.c (lang_dependent_init): Call init_set_costs.
28794 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28796 2007-02-01 Richard Guenther <rguenther@suse.de>
28798 PR middle-end/30656
28799 * fold-const.c (fold_negate_expr): Allow negating a
28800 constant if overflow does not change.
28802 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28804 * doc/c-tree.texi (Expression trees): Improve markup.
28805 * doc/tm.texi (Register Classes, Addressing Modes)
28806 (Floating Point): Fix spacing after abbreviations. Fix some
28809 2007-02-01 Ben Elliston <bje@au.ibm.com>
28811 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28812 * doc/contrib.texi: Likewise.
28813 * doc/install.texi: Likewise.
28815 2007-01-31 Richard Henderson <rth@redhat.com>
28816 Ian Lance Taylor <iant@google.com>
28818 * lower-subreg.c: New file.
28819 * rtl.def (CONCATN): Define.
28820 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28821 pass_lower_subreg2.
28822 * emit-rtl.c (update_reg_offset): New static function, broken out
28823 of gen_rtx_REG_offset.
28824 (gen_rtx_REG_offset): Call update_reg_offset.
28825 (gen_reg_rtx_offset): New function.
28826 * regclass.c: Revert patch of 2006-03-05, restoring
28828 (clear_reg_info_regno): New function.
28829 * dwarf2out.c (concatn_loc_descriptor): New static function.
28830 (loc_descriptor): Handle CONCATN.
28831 * common.opt (fsplit_wide_types): New option.
28832 * opts.c (decode_options): Set flag_split_wide_types when
28834 * timevar.def (TV_LOWER_SUBREG): Define.
28835 * rtl.h (gen_reg_rtx_offset): Declare.
28836 (reg_scan_update): Declare.
28837 * regs.h (clear_reg_info_regno): Declare.
28838 * tree-pass.h (pass_lower_subreg): Declare.
28839 (pass_lower_subreg2): Declare.
28840 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28841 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28842 -fsplit-wide-types.
28843 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28844 * Makefile.in (OBJS-common): Add lower-subreg.o.
28845 (lower-subreg.o): New target.
28847 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28849 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28851 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28854 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28856 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28858 PR middle-end/29335
28859 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28861 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28863 * cfgloop.h: Include vec-prim.h.
28864 (enum li_flags): Remove LI_ONLY_OLD.
28865 (loop_iterator): Changed.
28866 (fel_next, fel_init): Iterate over loop tree.
28867 (FOR_EACH_LOOP_BREAK): New macro.
28868 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28870 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28871 * modulo-sched.c (sms_schedule): Ditto.
28872 * tree-vectorizer.c (vectorize_loops): Ditto.
28873 * doc/loop.texi: Update information on loop numbering and behavior of
28874 FOR_EACH_LOOP wrto new loops.
28875 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28876 add_to_evolution_1): Test nestedness of loops instead of comparing
28878 * tree-chrec.c (chrec_fold_plus_poly_poly,
28879 chrec_fold_multiply_poly_poly, chrec_evaluate,
28880 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28881 reset_evolution_in_loop): Ditto.
28882 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28884 2007-01-31 Dirk Mueller <dmueller@suse.de>
28886 * c-common.c (warn_about_parentheses): Separate warning about
28887 un-parenthized sequence of comparison operators from the one
28888 which is supposed to warn about x <= y <= z.
28890 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28892 * optabs.h (enum optab_index): Add new OTI_isinf.
28893 (isinf_optab): Define corresponding macro.
28894 * optabs.c (init_optabs): Initialize isinf_optab.
28895 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28897 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28898 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28900 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28901 expand_builtin_interclass_mathfn.
28902 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28903 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28904 (fxam<mode>2_i387): New insn pattern.
28905 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28906 built-in functions as x87 inline asm.
28908 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28910 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28912 2007-01-30 Eric Christopher <echristo@apple.com>
28914 * config.gcc: Add geode.
28916 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28918 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28919 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28920 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28921 value-prof.c: Fix comment typos.
28923 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28926 * doc/invoke.texi (Wpointer-arith): Document warning.
28928 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28930 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28931 the list of discrepancies from the draft TR.
28933 2007-01-30 Dirk Mueller <dmueller@suse.de>
28936 * doc/invoke.texi (-Wreturn-type): Update description to
28937 match new behavior.
28939 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28941 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28943 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28945 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28946 to handle optabs that operate on floating point input argument and
28947 output to integer output.
28948 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28949 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28950 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28951 expand_builtin_interclass_mathfn ().
28952 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28953 (ilogbsi2): Remove.
28954 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28955 ilogbl built-in functions as x87 intrinsics.
28957 2007-01-30 Richard Guenther <rguenther@suse.de>
28959 PR middle-end/27657
28960 * dwarf2out.c (reference_to_unused): Query varpool if the
28961 variable was output.
28963 2007-01-30 Richard Guenther <rguenther@suse.de>
28965 PR middle-end/30313
28966 * passes.c (execute_one_pass): Reset in_gimple_form to not
28967 confuse non-unit-at-a-time mode.
28969 2007-01-29 Roger Sayle <roger@eyesopen.com>
28970 Richard Guenther <rguenther@suse.de>
28972 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28973 avoid undefined behaviour on overflow. Use force_fit_type_double
28974 to construct the constant with the specified TREE_OVERFLOW.
28976 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28978 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28979 * config/dfp-bit.h: Ditto.
28981 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28983 * c-decl.c (pop_scope): Replace warnings with call to
28984 warn_for_unused_label.
28985 * c-common.h (warn_for_unused_label): Declare.
28986 * c-common.c (warn_for_unused_label): Define.
28988 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28990 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28993 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28995 * Makefile.in (USER_H): Remove decfloat.h.
28996 * ginclude/decfloat.h: Delete, moving contents to ...
28997 * ginclude/float.h: Add support for decimal floating point,
28998 guarded by __STDC_WANT_DEC_FP__.
29000 2007-01-29 Mike Stump <mrs@apple.com>
29002 * doc/gccint.texi (Top): Rename Loop Representation to Loop
29003 Analysis and Representation to resolve case insensitive conflict.
29004 * doc/loop.texi (Loop Analysis and Representation): Likewise.
29006 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
29008 * tree.h (struct tree_memory_tag): Add aliases member.
29009 (MTAG_ALIASES): New macro.
29010 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
29011 (add_may_alias): Remove pointer-set. Update for may_aliases being
29013 (mark_aliases_call_clobbered): Update for may_aliases being a
29015 (compute_tag_properties): Ditto.
29016 (create_partition_for): Ditto.
29017 (compute_memory_partitions): Ditto.
29018 (dump_may_aliases_for): Ditto.
29019 (is_aliased_with): Ditto.
29020 (add_may_alias_for_new_tag): Ditto.
29021 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29022 (compute_is_aliased): New function.
29023 (compute_may_aliases): Call compute_is_aliased).
29024 (init_alias_info): Initialize alias_bitmap_obstack.
29025 (union_alias_set_into): New function.
29026 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29027 (have_common_aliases_p): Rewrite to take two bitmaps and use
29029 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29030 Update for bitmaps.
29031 (finalize_ref_all_pointers): Update for add_may_alias changes.
29032 (new_type_alias): Ditto.
29033 * tree-flow-inline.h (may_aliases): Return a bitmap.
29034 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29035 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29036 may_aliases being a bitmap.
29037 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29038 may_aliases now returns a bitmap.
29039 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29041 * tree-ssa-operands.c (add_virtual_operand): Update for
29042 may_aliases being a bitmap.
29044 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29046 PR tree-optimization/30630
29047 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29048 variable as changed.
29050 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29053 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29054 expanded only once even if an error occurs.
29056 2007-01-29 Ben Elliston <bje@au.ibm.com>
29058 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29059 (__gcov_average_profiler): Likewise.
29060 (__gcov_ior_profiler): Likewise.
29061 (__gcov_merge_ior): Likewise.
29063 2007-01-28 Jan Hubicka <jh@suse.cz>
29065 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29066 * value-prof.c (stringop_block_profile): Likewise.
29068 2007-01-28 Jan Hubicka <jh@suse.cz>
29070 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29071 Add variant handling histograms; add wrapper.
29072 (clear_storage_via_libcall): Export.
29073 (emit_block_move_hints): Break out from ...; add histograms.
29074 (emit_block_move): ... this one.
29075 (clear_storage_hints): Break out from ...; add histograms.
29076 (clear_storage): ... this one.
29077 (set_storage_via_memset): Handle histogram.
29078 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29079 (clear_storage_hints, clear_storage_via_libcall): Declare.
29080 (set_storage_via_setmem): Update prototype.
29081 * doc/md.texi (movmem, setmem): Document new arguments.
29083 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29084 Add new histograms.
29085 (stringop_block_profile): New global function.
29086 (tree_stringops_values_to_profile): Profile block size and alignment.
29087 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29089 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29090 (stringop_block_profile): Declare.
29091 * builtins.c: Include value-prof.h.
29092 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29093 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29094 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29095 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29096 * profile.c (instrument_values): Add new counters.
29097 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29099 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29100 (tree_init_edge_profiler): Build new profilers.
29101 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29102 (pass_tree_profile): Add dump.
29103 (tree_profile_hooks): Update.
29104 * Makefile.in (LIBGCOV): Add new constants.
29105 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29106 __gcov_ior_profiler): New.
29107 * i386.md (movmem/setmem expanders): Add new optional arguments.
29109 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29111 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29113 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29115 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29116 (tree_unswitch_single_loop): Pass eni_size_weights to
29117 tree_num_loop_insns.
29118 * tree-ssa-loop-manip.c: Include tree-inline.h.
29119 (can_unroll_loop_p): Pass eni_size_weights to
29120 tree_num_loop_insns.
29121 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29122 Pass eni_size_weights to estimate_num_insns.
29123 * tree.h (init_inline_once): Export.
29124 * toplev.c (backend_init): Call init_inline_once.
29125 * cgraphunit.c (cgraph_process_new_functions,
29126 cgraph_analyze_function): Pass eni_inlining_weights to
29127 estimate_num_insns.
29128 * ipa-inline.c (compute_inline_parameters): Ditto.
29129 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29130 to estimate_num_insns.
29131 (try_unroll_loop_completely): Pass eni_size_weights to
29132 tree_num_loop_insns.
29133 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29134 ot estimate_num_insns.
29135 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29136 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29137 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29138 eni_time_weights): New variables.
29139 (init_inline_once): Initialize them.
29140 (struct eni_data): Mew.
29141 (estimate_num_insns_1, estimate_num_insns): Use weights.
29142 * tree-inline.h (struct eni_weights_d): New.
29143 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29144 (estimate_num_insns): Declaration changed.
29145 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29146 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29147 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29149 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29151 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29152 relations in the conflict function is valid.
29154 2007-01-27 Ian Lance Taylor <iant@google.com>
29156 * common.opt: Add fstrict-overflow.
29157 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29158 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29159 (TYPE_OVERFLOW_UNDEFINED): Define.
29160 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29162 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29163 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29164 (fold_negate_expr): Likewise.
29165 (make_range): Likewise.
29166 (extract_muldiv_1): Likewise.
29167 (maybe_canonicalize_comparison): Likewise.
29168 (fold_comparison): Likewise.
29169 (fold_binary): Likewise.
29170 (tree_expr_nonnegative_p): Likewise.
29171 (tree_expr_nonzero_p): Likewise.
29172 * tree-vrp.c (compare_values): Likewise.
29173 (extract_range_from_binary_expr): Likewise.
29174 (extract_range_from_unary_expr): Likewise.
29175 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29177 (nowrap_type_p): Likewise.
29178 * tree-scalar-evolution.c (simple_iv): Likewise.
29179 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
29180 (build_range_check): Likewise.
29181 (extract_muldiv_1): Likewise.
29182 (fold_comparison): Likewise.
29183 * tree-vrp.c (vrp_int_const_binop): Likewise.
29184 (extract_range_from_unary_expr): Likewise.
29185 * convert.c (convert_to_integer): Likewise.
29186 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
29187 (fold_comparison): Likewise.
29188 (fold_binary): Likewise.
29189 * optabs.c (optab_for_tree_code): Likewise.
29190 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
29191 * simplify-rtx.c (simplify_const_relational_operation): Check
29192 flag_strict_overflow and flag_trapv.
29193 (simplify_const_relational_operation): Likewise.
29194 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
29195 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
29198 2007-01-27 Roger Sayle <roger@eyesopen.com>
29200 * tree.c (tree_fold_gcd): Delete.
29201 * tree.h (tree_fold_gcd): Remove prototype.
29202 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
29203 test whether one constant integer is a multiple of another. Instead
29204 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
29205 * fold-const.c (multiple_of_p): We've determined both TOP and
29206 BOTTOM are integer constants so we can call int_const_binop directly
29207 instead of the more generic const_binop.
29209 2007-01-27 Roger Sayle <roger@eyesopen.com>
29211 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
29212 1*X check that the constant hasn't overflowed, to preserve the
29214 (round_up): Provide an efficient implementation when rouding-up an
29215 INTEGER_CST to a power-of-two.
29217 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29219 * doc/sourcebuild.texi: Add comma for clarity.
29220 * doc/extend.texi: Fix some typos.
29221 * doc/passes.texi: Likewise.
29222 * doc/cppinternals.texi: Likewise.
29223 * doc/c-tree.texi: Likewise.
29224 * doc/tree-ssa.texi: Likewise.
29225 * doc/install.texi: Likewise.
29227 2007-01-27 Jan Hubicka <jh@suse.cz>
29229 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
29230 (pass_sra): Do not require alias information.
29231 * passes.c (init_optimization_passes): Add SRA
29233 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
29235 * tracer.c (rest_of_handle_tracer): We already cleaned
29236 up the CFG in tracer() so don't do it here again.
29237 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
29238 cleanup_cfg here, either. And don't call renumber_insns.
29240 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29241 and BB_HEAD are in the insn stream here. Instead make sure
29242 that BB_INSN is valid on all insns. Also, do check here that
29243 there are no pending branch predictions...
29244 (rtl_verify_flow_info): ...instead of doing it here. Checks
29245 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29248 2007-01-26 Roger Sayle <roger@eyesopen.com>
29250 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29251 function to simplify/factorize operand order canonicalization.
29252 (ix86_fixup_binary_operands): Reorganize using the above function.
29253 (ix86_binary_operator_ok): Likewise.
29255 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29257 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29258 file scope from optimize_attrs.
29259 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29261 (optimize_attrs): Clear insn_code_values after freeing it.
29263 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29265 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29266 a parts.base assignment.
29268 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29270 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29271 (compute_subscript_distance, initialize_data_dependence_relation,
29272 finalize_ddr_dependent, analyze_ziv_subscript,
29273 analyze_siv_subscript_cst_affine,
29274 compute_overlap_steps_for_affine_univar,
29275 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29276 analyze_siv_subscript, analyze_miv_subscript,
29277 analyze_overlapping_iterations, subscript_dependence_tester_1,
29278 compute_self_dependence, free_dependence_relation): Work
29279 with affine_fn instead of chrecs.
29280 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29281 common_affine_function, affine_function_base,
29282 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29283 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29284 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29285 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29286 (all_chrecs_equal_p): Removed.
29287 * tree-data-ref.h (affine_fn, conflict_function): New types.
29288 (struct subscript): Change type of conflicting_iterations_in_a
29289 and conflicting_iterations_in_b.
29291 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29294 * config/pa/pa.h (TARGET_HPUX_11): New.
29295 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29296 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29298 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29299 Richard Guenther <rguenther@suse.de>
29301 * tree-ssa-structalias.c (solve_graph): Handle case
29302 we merged the variable to another.
29304 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29306 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29309 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29310 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29312 2007-01-25 DJ Delorie <dj@redhat.com>
29314 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29315 allow changes to modes which don't fit in those registers.
29317 * reload1.c (choose_reload_regs): Check for invalid subregs before
29318 computing their locations, not after.
29320 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29323 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29324 save Altivec registers in an eh_return function.
29325 (compute_vrsave_mask): Likewise.
29326 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29327 for saving Altivec registers.
29328 (rs6000_emit_prologue): Don't allocate stack twice in
29329 eh_return function. Correct expected value of altivec_save_offset
29330 when using save_world. Describe save of R0 to stack when using
29331 save_world. Describe stack pointer adjustment when using
29332 save_world. Remove duplicated eh_return parameter register saving.
29333 Update sp_offset variable after save_world.
29334 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29336 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29337 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29340 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29342 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29344 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29347 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29348 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29350 2007-01-25 Richard Guenther <rguenther@suse.de>
29352 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29353 * common.opt (-Wcoverage-mismatch): New warning option.
29354 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29355 if -Wcoverage-mismatch is given.
29357 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29359 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29360 (ipcp_driver): Change to static definition.
29361 Add dumping of the ifunctions.
29362 (constant_val_insert): Remove unused parameter. Support for SSA.
29363 (ipcp_propagate_const): Support for SSA.
29364 (ipcp_profile_bb_print): Print only analyzed nodes.
29365 (ipcp_replace_map_create): Remove support for Fortran constant
29367 * ipa-prop.c (ipa_method_modify_stmt,
29368 ipa_callsite_compute_param): Support for SSA.
29369 * ipa-prop.h (ipcp_driver): Remove declaration.
29370 (IS_VALID_TREE_MAP_INDEX): Add define.
29372 2007-01-24 Geoffrey Keating <geoffk@apple.com>
29374 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
29376 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29378 PR middle-end/30447
29379 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
29380 constant argument to cabs and do it without checking for
29381 -funsafe-math-optimizations.
29383 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
29385 * c-common.h (RID_FIRST_CXX0X): New.
29386 (RID_LAST_CXX0X): New.
29387 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
29389 * c.opt (Wc++0x-compat): New.
29390 * doc/invoke.texi (-Wc++0x-compat): Document.
29392 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29394 * builtins.c (fold_builtin_carg): New.
29395 (fold_builtin_1): Use it.
29397 2007-01-24 Jan Hubicka <jh@suse.cz>
29399 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
29401 * ipa-inline.c (initial_insns, max_insns): Delete.
29402 (compute_max_insns): New function.
29403 (cgraph_decide_inlining_of_small_function): Use it; take minimal
29404 amount of insns as base for code growth.
29405 (cgraph_decide_inlining): Make initial_insns local; do not compute
29407 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
29408 * doc/invoke.texi (inline-unit-growth): Update docs.
29410 2007-01-24 Jakub Jelinek <jakub@redhat.com>
29412 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
29413 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
29414 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
29415 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
29416 for CPUs that have PTA_CX16 set.
29418 PR middle-end/27416
29419 * gimplify.c (omp_check_private): New function.
29420 (gimplify_scan_omp_clauses): Use it for
29421 firstprivate/lastprivate/reduction.
29423 PR middle-end/30494
29424 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
29425 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
29427 PR middle-end/30421
29428 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
29429 If lower_lastprivate_clauses emits some statements, append them
29430 to dlist rather than body_p and to body_p append an initializer.
29431 (lower_omp_for): Adjust caller.
29433 2007-01-24 Steve Ellcey <sje@cup.hp.com>
29435 * target.h (globalize_decl_name): New.
29436 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29437 * output.h (default_globalize_decl_name): New.
29438 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
29440 (globalize_decl): Ditto.
29441 (default_globalize_decl_name): New.
29442 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
29443 (ia64_handle_version_id_attribute): New.
29444 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29445 (ia64_asm_output_external): Use globalize_decl_name instead
29446 of globalize_label.
29447 * doc/extend.texi (version_id): New pragma.
29448 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
29450 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29452 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
29453 _uleb128_t and _Unwind_SWord with _sleb128_t.
29454 * unwind-dw2.c (extract_cie_info, execute_stack_op,
29455 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
29457 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
29458 * unwind-pe.h (read_uleb128, read_sleb128,
29459 read_encoded_value_with_base): Likewise.
29460 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
29462 2007-01-24 Richard Guenther <rguenther@suse.de>
29464 * builtins.c (expand_builtin_cexpi): Get the fndecl
29465 for cexp in the correct way.
29467 2007-01-24 Jan Hubicka <jh@suse.cz>
29469 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
29472 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29474 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
29475 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
29476 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
29477 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
29478 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
29479 __SIZEOF_PTRDIFF_T__.
29480 * doc/cpp.texi: Documentation for the new builtin macros added.
29482 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
29484 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
29485 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
29486 instead of operands[2] to avoid access past the end of array.
29488 2007-01-24 Richard Sandiford <richard@codesourcery.com>
29490 * reload1.c (emit_reload_insns): Pass the reload register
29491 for a non-spill output reload through forget_old_reloads_1.
29493 2007-01-23 Joseph Myers <joseph@codesourcery.com>
29495 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
29496 _SOFT_DOUBLE if doubles use software floating-point.
29497 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
29498 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29499 * config/rs6000/darwin-ldouble.c: Also compile functions for
29500 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
29501 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29502 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
29503 commented-out long double override.
29504 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
29505 * config/rs6000/eabispe.h: Likewise.
29506 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
29507 long double for non-SPE.
29508 (rs6000_handle_option): Likewise.
29509 (invalid_e500_subreg): Disallow more subregs involding DImode,
29510 DFmode, TImode or TFmode.
29511 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
29513 (legitimate_lo_sum_address_p): Also check for TFmode for E500
29515 (rs6000_legitimize_address): Also handle TFmode for E500 double.
29516 (rs6000_legitimize_reload_address): Also handle TFmode for E500
29518 (rs6000_legitimate_address): Also check for TFmode for E500
29520 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
29521 (spe_build_register_parallel): Handle TFmode and TCmode.
29522 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
29524 (function_arg): Handle TFmode and TCmode for E500 double.
29525 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
29527 (print_operand): Handle TFmode and TImode for %y.
29528 (rs6000_generate_compare): Handle TFmode comparisons for E500
29530 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
29531 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
29532 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
29533 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
29534 TFmode for E500 double.
29535 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
29536 (floatsidf2): Enable for E500 double.
29537 (movtf_softfloat): Use rs6000_nonimmediate_operand.
29538 (extenddftf2): Change to extenddftf2_fprs.
29539 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
29540 depending on TARGET_E500_DOUBLE.
29541 (extendsftf2): Enable for E500 double.
29542 (trunctfdf2): Enable for E500 double.
29543 (trunctfsf2): Change to trunctfsf2_fprs.
29544 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
29545 depending on TARGET_E500_DOUBLE.
29546 (floatsitf2): Enable for E500 double.
29547 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
29548 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
29549 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
29550 (negtf2): Change to negtf2_internal.
29551 (negtf2): New expander.
29552 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
29553 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
29554 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
29555 (movdi_internal32): Use rs6000_nonimmediate_operand.
29556 (unnamed splitter): Likewise.
29557 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
29558 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
29559 (SPE64TF, DITI): New mode macros.
29560 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
29563 (frob_<mode>_di_2): New.
29564 (frob_tf_di_8_2): New.
29565 (frob_di_df): Change to frob_di_<mode>; allow more modes.
29567 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
29569 (frob_ti_<mode>_8_2): New.
29570 (frob_ti_tf_2): New.
29571 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
29572 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29574 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29575 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29576 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29577 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29578 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29579 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
29582 2007-01-23 Ian Lance Taylor <iant@google.com>
29584 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
29586 (OBJS-archive): Reformat, alphabetize.
29587 (OBJS): Change out_object_file to OBJS-md.
29589 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
29591 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
29592 JUMP_P and CALL_P predicates where applicable.
29593 * config/i386/i386.c: Ditto.
29594 * config/i386/i386.md: Ditto.
29595 * config/i386/mmx.md: Ditto.
29596 * config/i386/predicates.md: Ditto.
29598 2007-01-22 Andreas Schwab <schwab@suse.de>
29600 * config/m68k/m68k.h: Fix comment.
29602 2007-01-22 Jan Hubicka <jh@suse.cz>
29604 * passes.c (init_optimization_passes): Do not rerun
29605 pass_early_warn_uninitialized.
29607 2007-01-22 Richard Guenther <rguenther@suse.de>
29609 PR tree-optimization/30038
29610 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
29612 (execute_cse_sincos_1): Likewise.
29613 (execute_cse_sincos): Likewise.
29614 (gate_cse_sincos): Likewise.
29615 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
29616 the cexpi() canonicalization of sincos().
29617 * tree-pass.h (pass_cse_sincos): Declare.
29618 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
29620 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
29622 PR rtl-optimization/29329
29623 * combine.c (replaced_rhs_insn): Rename to i2mod.
29624 (replaced_rhs_value): Rename to i2mod_new_rhs.
29625 (i2mod_old_rhs): New global variable.
29626 (combine_instructions): Adjust for above change. Save a copy of
29627 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
29628 note are substituted in the second instruction.
29629 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
29630 ditch the note if it pertains to the second eliminated register
29631 and this register is mentioned in i2mod_old_rhs.
29634 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
29636 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
29637 the insn to which the note was originally attached.
29639 2007-01-21 Jan Hubicka <jh@suse.cz>
29641 * ipa-inline.c (inlining_mode): Comment, move up.
29642 (cgraph_decide_inlining_incrementally): Do not perform inlining
29643 itself; fix handling of flattening of self recursive functions.
29644 (cgraph_find_cycles): Remove.
29645 (cgraph_flatten_node): Remove.
29646 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
29647 (try_inline): New function.
29648 (cgraph_early_inlining): Update call of
29649 cgraph_decide_inlining_incrementally. Apply inlining here.
29650 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
29652 2007-01-21 Dirk Mueller <dmueller@suse.de>
29655 * tree-vrp.c (check_array_bounds): do not warn
29656 about ADDR_EXPR's of ARRAY_REF's which are immediately
29657 used in binary expressions.
29659 2007-01-21 Ira Rosen <irar@il.ibm.com>
29661 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
29662 read_write_dep and macros for its access.
29663 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
29664 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
29665 argument, call vect_check_interleaving for every independent pair of
29666 data-refs. Mark loads that access the same memory location as a store
29668 (vect_check_dependences): Remove.
29669 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
29670 call, fix the call to vect_analyze_data_ref_dependence.
29671 (vect_analyze_data_ref_access): For statements that access the same
29672 data-ref, check that they are not stores; for loads, check that there
29673 is no store that access the same location.
29675 2007-01-20 Roger Sayle <roger@eyesopen.com>
29676 Joseph Myers <joseph@codesourcery.com>
29678 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
29679 (-fdump-rtl-stack): Likewise.
29680 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
29681 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
29682 (-mpt-fixed): Use @minus{} for minus sign.
29683 (Using Precompiled Headers): Fix under/overfull hbox.
29685 2007-01-20 Jan Hubicka <jh@suse.cz>
29687 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
29688 place within annotation.
29690 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29692 * pa.c (output_move_double): Change array size of xoperands to 4.
29694 2007-01-20 Jan Hubicka <jh@suse.cz>
29696 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
29699 2007-01-19 Ian Lance Taylor <iant@google.com>
29701 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
29702 constant to unsigned HOST_WIDE_INT before negating.
29704 2007-01-19 Ian Lance Taylor <iant@google.com>
29706 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
29708 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
29709 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29710 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
29711 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
29712 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29713 (realloc_vdef, realloc_vuse): Change second parameter to
29715 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
29716 fields to unsigned.
29717 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
29718 unsigned. Change x and lim locals to unsigned.
29719 (realloc_vdef, realloc_vuse): Change num_elem parameter to
29721 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
29722 (copy_virtual_operands): Change i and n locals to unsigned.
29724 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29726 PR middle-end/29335
29727 * builtins.c (fold_builtin_1): Handle builtin fdim.
29729 2007-01-20 Jan Hubicka <jh@suse.cz>
29731 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
29732 * tree-ssa-structalias.c (compute_points_to_sets): Do call
29733 init_alias_heapvars.
29734 (init_alias_heapvars): Initialize only when not already initialized.
29735 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
29737 2007-01-19 Roger Sayle <roger@eyesopen.com>
29739 * common.opt (fsigned-zeros): New command line option.
29740 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
29741 of flag_unsafe_math_optimizations.
29742 * opts.c (set_fast_math_flags): The -ffast-math command line option
29743 implies -fno-signed-zeros.
29744 (fast_math_flags_set_p): Likewise.
29746 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
29747 the documentation of -ffast-math appropriately. Wrap long lines.
29749 2007-01-19 Steve Ellcey <sje@cup.hp.com>
29751 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
29752 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
29754 2007-01-19 Tomas Bily <tbily@suse.cz>
29756 * cgraphunit.c (cgraph_finalize_function): Updating of pid
29758 (tree_init_ic_make_global_vars): New function
29759 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
29760 (tree_gen_ic_profiler): New function
29761 (tree_gen_ic_func_profiler): New function
29762 (tree_profiling): Added calling of tree_gen_ic_func_profiler
29763 (tree_profile_hooks): Added hook for indirec/virtual calls
29764 * value-prof.c (tree_find_values_to_profile): New case for
29766 (tree_values_to_profile): Call for determining indirect/virtual
29768 (tree_indirect_call_to_profile): New function
29769 (tree_ic_transform): New function
29770 (tree_ic): New function
29771 (find_func_by_pid): New function
29772 (init_pid_map): New function
29773 (tree_value_profile_transformations): Added check for
29774 indirect/virtual call transformation
29775 * value-prof.h (enum hist_type): New counter type for
29776 indirect/virtual calls
29777 (profile_hooks): Added new hook for profiling indirect/virtual
29779 * profile.c (instrument_values): New case for indirect/virtual
29781 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29782 (GCOV_COUNTER_V_INDIR): New counter type
29783 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29784 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29786 * cgraph.c: Definition of cgraph_max_pid
29787 (cgraph_create_node): Default init of pid attribute
29788 * cgraph.h: Declaration of cgraph_max_pid
29789 (struct cgraph_node): Added pid attribute
29790 * libgcov.c (__gcov_indirect_call_profiler): New function
29791 (__gcov_one_value_profiler_body): New function
29792 (__gcov_one_value_profiler): Body was moved to
29793 __gcov_one_value_profiler_body and calls it
29795 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29797 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29798 * gengtype.c (write_types_data, write_func_for_structure,
29799 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29800 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29801 (walk_type, write_func_for_structure): Generate the mark_hook if
29804 2007-01-19 Jan Hubicka <jh@suse.cz>
29806 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29807 'early' argument take inlining mode argument specifying whether to
29808 inline for size/speeed or all functions; add support for flattening;
29810 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29812 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29815 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29816 the name of the declared identifier.
29818 2007-01-19 Dirk Mueller <dmueller@suse.de>
29820 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29821 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29822 duplicate evaluation.
29824 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29826 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29827 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29828 to XFMode, use acosxf2 and truncate result to requested mode.
29829 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29830 (asin<mode>2): Similarly, with asin expanders.
29831 (*fscalexf4_i387): Rename from *fscalexf4.
29832 (expNcorexf3): New expander.
29833 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29834 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29835 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29836 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29837 patterns for SSE math.
29838 (exp10<mode>2): Similarly, with exp10 expanders.
29839 (exp2<mode>2): Similarly, with exp2 expanders.
29840 (expm1<mode>2): Similarly, with expm1 expanders.
29841 (ldexp<mode>3): Similarly, with ldexp expanders.
29842 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29843 Use gen_truncxf<mode>2_i387_noop to truncate result.
29845 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29847 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29848 for ColdFire targets.
29850 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29851 Richard Sandiford <richard@codesourcery.com>
29853 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29854 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29855 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29856 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29857 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29858 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29860 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29862 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29863 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29864 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29865 (*adddi_dilshr32_cf): New pattern.
29866 (adddi3, subdi3): Remove first alternatives.
29868 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29870 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29871 implemented using move.l, do not use its cc result for floating-point
29874 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29876 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29877 from accepting 's' constraints if flag_pic.
29879 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29881 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29882 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29883 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29884 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29886 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29888 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29889 ColdFire alternatives.
29890 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29891 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29892 architectures that support ff1 instruction.
29894 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29895 Julian Brown <julian@codesourcery.com>
29897 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29898 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29899 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29902 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29904 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29906 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29907 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29908 HOST_WIDE_INT instead of an rtx.
29909 (m68k_rtx_costs): Update call accordingly.
29910 (output_move_const_into_data_reg): Likewise. Fix formatting.
29911 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29913 (output_move_simode_const): Update calls after above changes.
29914 Rework to use automatic variables and predicates like MEM_P.
29915 * config/m68k/m68k.md (pushexthisi_const): Update call to
29918 2007-01-19 Dirk Mueller <dmueller@suse.de>
29920 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29921 in dump_flags test.
29923 2007-01-19 Richard Guenther <rguenther@suse.de>
29925 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29926 via cexp in case sincos is not available.
29928 2007-01-19 Richard Guenther <rguenther@suse.de>
29930 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29931 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29932 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29933 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29934 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29935 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29936 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29937 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29939 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29941 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29943 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29944 (atan2xf3): Directly generate RTL pattern.
29945 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29946 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29947 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29948 disable patterns for SSE math.
29949 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29950 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29951 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29952 disable patterns for SSE math.
29954 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29956 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29958 2007-01-18 Roger Sayle <roger@eyesopen.com>
29960 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29961 VIEW_CONVERT_EXPR to the same type as it's operand.
29963 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29965 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29966 configured for long double 128.
29968 2007-01-18 Mike Stump <mrs@apple.com>
29970 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29973 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29975 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29978 2007-01-18 Jan Hubicka <jh@suse.cz>
29980 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29981 greater than NUM_VOP_FREE_BUCKETS.
29983 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29985 * tree-ssa-structalias.c: Update comments.
29986 (ptabitmap_obstack): Removed.
29987 (pta_obstack): New.
29988 (oldpta_obstack): Ditto.
29989 (stats): Add a few members.
29990 (struct variable_info): Remove node, complex, address_taken, and
29991 indirect_target members. Add oldsolution member.
29992 (new_var_info): Do not initialize removed members.
29993 (constraint_expr_type): Remove INCLUDES.
29994 (constraint_graph): Add size, implicit_preds, rep,
29995 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29996 (FIRST_REF_NODE): New macro.
29997 (LAST_REF_NODE): Ditto.
29998 (FIRST_ADDR_NODE): Ditto.
29999 (find): New function.
30001 (dump_constraint): Do not handle INCLUDES.
30002 (insert_into_complex): Do not insert duplicate constraints.
30003 (condense_varmap_nodes): Renamed and rewritten into ...
30004 (merge_node_constraints): This. Also fix bug in handling of
30005 offseted copy constraints.
30006 (clear_edges_for_node): No longer need to deal with preds at all,
30007 or removing associated preds/succs.
30008 (merge_graph_nodes): Deal with indirect_cycles.
30009 Don't deal with predecessors.
30010 (add_implicit_graph_edge): New function.
30011 (add_pred_graph_edge): Ditto.
30012 (add_graph_edge): Don't deal with predecessors.
30013 (build_constraint_graph): Removed.
30014 (build_pred_graph): New function.
30015 (build_succ_graph): Ditto.
30016 (struct scc_info): Removed in_component. Added roots, dfs, and
30017 node_mapping. Remove visited_index, unification_queue.
30018 (scc_visit): Deal with union-find we do now.
30019 Deal with cycles with REF nodes.
30020 (collapse_nodes): Renamed and rewritten to ...
30021 (unify_nodes): This.
30022 (process_unification_queue): Removed.
30023 (topo_visit): Cleanup
30024 (do_da_constraint): Use find.
30025 (do_sd_constraint): Ditto.
30026 (do_ds_constraint): Ditto.
30027 (do_complex_constraint): Ditto.
30028 (init_scc_info): Update for removed and added members.
30029 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30030 (find_indirect_cycles): This.
30031 (equivalence_class): New variable.
30032 (label_visit): New function.
30033 (perform_variable_substitution): Rewritten.
30034 (free_var_substitution_info): New function.
30035 (find_equivalent_node): Ditto.
30036 (move_complex_constraints): Ditto.
30037 (eliminate_indirect_cycles): Ditto.
30038 (solve_graph): Only propagate changed bits.
30039 Use indirect cycle elimination.
30041 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30042 (tree_id_eq): Renamed to ...
30043 (tree_vi_eq): This. Update for member change
30044 (insert_id_for_tree): Renamed and rewritten to ...
30045 (insert_vi_for_tree): This.
30046 (lookup_id_for_tree): Renamed and rewritten to ...
30047 (lookup_vi_for_tree): This.
30048 (get_id_for_tree): Renamed and rewritten to ...
30049 (get_vi_for_tree): Ditto.
30050 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30051 (process_constraint): Don't handle INCLUDES.
30052 Remove special ADDRESSOF case.
30053 (find_func_aliases): Rewrite to use vi functions instead of id
30055 (create_function_info_for): Ditto.
30056 (create_variable_info_for): Ditto.
30057 (intra_create_variable_infos): Ditto.
30058 (merge_smts_into): Ditto.
30059 (find_what_p_points_to): Ditto.
30060 (init_base_vars): Ditto.
30061 (init_alias_vars): Ditto.
30062 (remove_preds_and_fake_succs): New function.
30063 (dump_sa_points_to_info): Dump new stats.
30064 (dump_solution_for_var): Use find.
30065 (set_used_smts): Fix formatting.
30066 (compute_points_to_sets): Updated for new functions.
30067 (ipa_pta_execute): Ditto.
30069 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30070 Richard Sandiford <richard@codesourcery.com>
30072 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30074 * calls.c (expand_call): If the return value is a PARALLEL,
30075 extract its first member.
30076 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30077 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30078 use FUNCTION_EXTRA_EPILOGUE.
30079 (m68k_function_value): Return a PARALLEL if the return value
30080 is of a pointer type.
30081 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30082 (FUNCTION_EXTRA_EPILOGUE): Remove.
30083 * config/m68k/m68k.md (D0_REG): New constant.
30085 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30087 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30088 output a NOP for empty epilogues.
30090 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30092 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30093 before function. Extend register save check to include all
30094 registers, not just integer ones.
30096 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30098 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30099 (m68k_use_return_insn): ...this.
30100 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30101 * config/m68k/m68k.c (use_return_insn): Rename to...
30102 (m68k_use_return_insn): ...this.
30103 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30104 of USE_RETURN_INSN.
30106 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30108 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30109 nearest even, fix denormal rounding overflow.
30111 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30113 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30114 f%$smove and f%$move.
30115 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30116 (extendsfdf2_cf): Use fdmove instead of f%&move.
30117 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30118 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30120 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30122 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30125 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30127 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30128 (coldfire_single_format): Declare.
30129 (coldfire_double_format): Likewise.
30130 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30131 of qnan_msb_set to determine the lower bits of a canonical
30133 (encode_ieee_double): Likewise.
30134 (encode_ieee_quad): Likewise.
30135 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30136 (mips_single_format): Likewise.
30137 (ieee_double_format): Likewise.
30138 (mips_double_format): Likewise.
30139 (ieee_extended_motorola_format): Likewise.
30140 (ieee_extended_intel_96_format): Likewise.
30141 (ieee_extended_intel_128_format): Likewise.
30142 (ieee_extended_intel_96_round_53_format): Likewise.
30143 (ibm_extended_format): Likewise.
30144 (mips_extended_format): Likewise.
30145 (ieee_quad_format): Likewise.
30146 (mips_quad_format): Likewise.
30147 (vax_f_format): Likewise.
30148 (vax_d_format): Likewise.
30149 (vax_g_format): Likewise.
30150 (i370_single_format): Likewise.
30151 (i370_double_format): Likewise.
30152 (decimal_single_format): Likewise.
30153 (decimal_double_format): Likewise.
30154 (decimal_quad_format): Likewise.
30155 (c4x_single_format): Likewise.
30156 (c4x_extended_format): Likewise.
30157 (real_internal_format): Likewise.
30158 (coldfire_single_format): New real_format.
30159 (coldfire_double_format): Likewise.
30160 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30161 canonical_nan_lsbs_set.
30162 (pdp11_d_format): Likewise.
30163 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30164 if TARGET_COLDFIRE_CPU.
30166 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30168 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30169 (output_call, m68k_legitimize_call_address): Declare.
30170 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30171 parenthesees. Add support for a 'W' constraint.
30172 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30173 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30174 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30175 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30177 (override_options): Initialize them. Do not set flag_no_function_cse
30178 for TARGET_ID_SHARED_LIBRARY.
30179 (m68k_output_pic_call): Delete.
30180 (m68k_legitimize_call_address): New function.
30181 (print_operand): Remove the %o prefix. Handle the %p prefix.
30182 (output_call): New function.
30183 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
30184 target address from the GOT if symbolic jumps are not allowed.
30185 * config/m68k/m68k.md (call, general_operand): Do not set
30186 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
30187 Merge separate flag_pic and !flag_pic define_insns into...
30188 (*call, *call_value): ...these new patterns. Match the address
30189 rather than the containing MEM and require it to be a call_operand.
30190 Use output_call to generate the asm template.
30191 * config/m68k/predicates.md (const_call_operand): New predicate.
30192 (call_operand): Likewise.
30194 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30196 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
30197 (STACK_GROWS_DOWNWARD): Define to 1.
30198 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
30199 comments, emphasizing that these values are only defaults.
30200 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
30201 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
30203 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30205 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
30207 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30208 Richard Sandiford <richard@codesourcery.com>
30210 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
30211 (FP_REGNO_P): New macros.
30212 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
30213 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
30214 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
30215 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
30217 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30219 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30220 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
30222 * config/m68k/t-floatlib: New file, extracting common code from...
30223 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
30224 * config/m68k/t-uclinux: Here.
30225 * config/m68k/fpgnulib.c: Do not compile extendeed precision
30226 routines on ColdFire targets.
30228 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30230 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30231 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
30232 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
30233 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
30234 explicitly set MOTOROLA to 1.
30235 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
30237 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30238 Nathan Sidwell <nathan@codesourcery.com>
30240 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30241 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30242 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30243 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30244 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30245 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30246 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30247 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30248 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30249 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30250 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30251 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30252 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30253 (DBX_REGISTER_NUMBER): Delete.
30254 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30255 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30256 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30258 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30260 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30261 * config/flat.h: New file.
30262 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30263 OBJECT_FORMAT_FLAT.
30264 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30265 indirect references for -msep-data or -mid-shared-library.
30266 Do not use PC-relative code addresses either.
30267 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30269 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30270 for shared libraries and crt1.o for executables. Use crti.o and
30272 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30273 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30274 Do not add -elf2flt or -shared-lib-id options here.
30275 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30276 Pass -shared-lib-id if -mid-shared-library, taking the library
30277 identifier from -mshared-library-id if given, otherwise
30279 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30280 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30281 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30282 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30283 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30284 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30286 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30287 jump sequence for ISA A and ISA A+.
30288 (PICJUMP): Likewise.
30290 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30292 * config.gcc (m68k-*-uclinux*): Base the port on the common
30293 and m68k GNU/Linux files rather than on the generic ELF ones.
30294 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30295 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30297 2007-01-18 Julian Brown <julian@codesourcery.com>
30298 Richard Sandiford <richard@codesourcery.com>
30300 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30301 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30302 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30304 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30305 80 unconditionally.
30306 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30308 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30310 * doc/install.texi: Document m68k-uclinuxoldabi.
30311 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30312 * config/m68k/uclinux-oldabi.h: New file, copied from
30313 config/m68k/uclinux.h.
30315 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30317 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30318 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30319 (m32r_compute_frame_size): Use unsigned for regno.
30320 (m32r_reload_lr): Use gen_frame_mem.
30322 (m32r_output_function_epilogue): Don't output the function epilogue
30324 (m32r_expand_epilogue): New.
30325 (direct_return): Return false if the function has the interrupt
30327 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30328 * config/m32r/m32r.md (epilogue): New expander.
30329 (return_lr, return_rte): New insns.
30330 (return): Make it expander.
30331 (return_normal): New expander.
30333 2007-01-18 Josh Conner <jconner@apple.com>
30336 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30337 support for UNLE, UNLT, UNGE, and UNGT.
30339 2007-01-18 Jan Hubicka <jh@suse.cz>
30341 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30342 * tree-tailcall (add_virtual_phis): Likewise.
30343 (optimize_tail_call): Return TODOs.
30344 (execute_tail_calls): Return TODOs.
30345 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30346 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30348 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30349 Cleanup cfg using TODO.
30350 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30351 * passes.c (execute_function_todo): When cleanup did something, remove
30353 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30354 (make_edges): Don't cleanup_cfg.
30356 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30358 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30359 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30360 operate on the top of stack.
30361 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30362 register handling of instructions that output to the second
30364 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30365 (move_for_stack_reg): Special-case check for dead destination
30366 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30368 * config/i386/i386.md (UNSPEC_TAN): New constant.
30369 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
30370 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
30371 to correctly model move of constant 1.0 to top stack slot.
30372 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
30373 (unnamed peephole2 pattern): Remove corresponding peephole2
30374 pattern that optimizes tan insn and loading of constant 1.0.
30375 (tanxf2): Use fptanxf4_i387.
30376 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
30377 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
30378 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30379 disable patterns for SSE math.
30380 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
30381 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
30383 2007-01-18 Dirk Mueller <dmueller@suse.de>
30384 Richard Guenther <rguenther@suse.de>
30387 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
30388 * common.opt (Warray-bounds): Add new warning option.
30389 * c-opts.c (c_common_handle_option): Define -Warray-bounds
30391 * Makefile.in: make tree-vrp.o depend on toplev.h
30392 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
30394 (check_array_refs, check_array_bounds, check_array_ref): New.
30396 2007-01-18 Jan Hubicka <jh@suse.cz>
30398 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
30399 (execute_ssa_ccp): Return flags conditionally.
30400 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
30402 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
30404 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
30406 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
30407 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
30409 * Makefile.c (GTFILES): Add cfglayout.h.
30410 * gengtype.c (open_base_files): Likewise.
30411 * cfglayout.c (cfg_layout_function_footer,
30412 cfg_layout_function_header) Reindent to make gengtype happy.
30413 * cfglayout.h (cfg_layout_function_footer,
30414 cfg_layout_function_header): Add GTY(()) marker.
30416 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
30418 2007-01-18 Ben Elliston <bje@au.ibm.com>
30420 * genautomata.c (write_automata): Include xstrerror output in the
30421 error message if writing the DFA description file fails.
30423 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
30425 * config/mips/mips-protos.h (mips_output_external): Make it
30427 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
30428 * config/mips/mips.c (irix_output_external_libcall): Likewise.
30429 (extern_list): Likewise.
30430 (extern_head): Likewise.
30431 (TARGET_ASM_FILE_END): Likewise.
30432 (mips_file_end): Likewise.
30433 (mips_output_external): Rewritten.
30435 2007-01-18 Ben Elliston <bje@au.ibm.com>
30437 * genpreds.c (write_insn_preds_c): Only write out the function
30438 body for regclass_for_constraint if we have register constraints.
30440 2007-01-17 Tom Tromey <tromey@redhat.com>
30442 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
30443 * doc/install.texi (Testing): Use sourceware.org.
30444 (Binaries): Likewise.
30445 (Specific): Likewise.
30446 * doc/contrib.texi (Contributors): Use sourceware.org.
30448 2007-01-17 Anatoly Sokolov <aesok@post.ru>
30450 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
30451 (AVR_ENHANCED): Rename to ...
30452 (AVR_HAVE_MUL): ... new.
30453 (avr_enhanced_p): Rename to ...
30454 (avr_have_mul_p): ... new.
30455 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
30456 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
30457 * config/avr/avr.c (avr_enhanced_p): Rename to ...
30458 (avr_have_mul_p): ... new.
30459 (base_arch_s): Rename 'enhanced' to 'have_mul'.
30460 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
30461 'avr_enhanced_p' and 'enhanced'.
30462 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
30463 AVR_HAVE_MUL instead of AVR_ENHANCED.
30464 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30465 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
30466 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
30467 instead of AVR_ENHANCED.
30468 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30469 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
30470 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
30472 2007-01-17 Ian Lance Taylor <iant@google.com>
30474 * vec.h (VEC_reserve_exact): Define.
30475 (vec_gc_p_reserve_exact): Declare.
30476 (vec_gc_o_reserve_exact): Declare.
30477 (vec_heap_p_reserve_exact): Declare.
30478 (vec_heap_o_reserve_exact): Declare.
30479 (VEC_OP (T,A,reserve_exact)): New static inline function, three
30481 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
30482 negative parameter.
30483 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
30484 (VEC_OP (T,A,copy)) [all versions]: Likewise.
30485 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
30486 * vec.c (calculate_allocation): Add exact parameter. Change all
30488 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
30489 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
30490 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
30491 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
30492 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
30493 (vec_heap_p_reserve_exact): New function.
30494 (vec_heap_o_reserve_exact): New function.
30496 2007-01-17 Jan Hubicka <jh@suse.cz>
30498 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
30500 2007-01-17 Eric Christopher <echristo@apple.com>
30502 * config.gcc: Support core2 processor.
30504 2007-01-16 Jan Hubicka <jh@suse.cz>
30506 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
30507 the names, just unlink the chain so we don't crash on dangling
30511 2007-01-16 Jan Hubicka <jh@suse.cz>
30513 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
30514 * tree-pass.h: Reorder to make IPA passes appear toegher.
30515 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
30517 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
30518 parameters, do not call early inliner.
30519 * ipa-inline.c: Update comments. Include tree-flow.h
30520 (cgraph_decide_inlining): Do not compute inlining parameters.
30521 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
30522 be called with function context set up.
30523 (pass_ipa_inline): Remove unreachable functions before pass.
30524 (cgraph_early_inlining): Simplify assuming to be called from the
30526 (pass_early_inline): New pass.
30527 (cgraph_gate_ipa_early_inlining): New gate.
30528 (pass_ipa_early_inline): Turn into simple wrapper.
30529 (compute_inline_parameters): New function.
30530 (gate_inline_passes): New gate.
30531 (pass_inline_parameters): New pass.
30532 (apply_inline): Move here from tree-optimize.c
30533 (pass_apply_inline): New pass.
30534 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
30536 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
30537 doing them by hand.
30538 (tree_function_versioning): Do not allocate dummy struct function.
30539 * tree-inline.h (optimize_inline_calls): Update prototype.
30540 * tree-optimize.c (execute_fixup_cfg): Export.
30541 (pass_fixup_cfg): Remove
30542 (tree_rest_of_compilation): Do not apply inlines.
30543 * tree-flow.h (execute_fixup_cfg): Declare.
30544 * Makefile.in (gt-passes.c): New.
30545 * passes.c: Include gt-passes.h
30546 (init_optimization_passes): New passes.
30547 (nnodes, order): New static vars.
30548 (do_per_function_toporder): New function.
30549 (execute_one_pass): Dump current pass here.
30550 (execute_ipa_pass_list): Don't dump current pass here.
30552 2007-01-16 Janis Johnson <janis187@us.ibm.com>
30554 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
30555 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
30557 2007-01-16 David Edelsohn <edelsohn@gnu.org>
30559 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
30560 (strong_alias): Define.
30561 (__gcc_qmul): Provide non-FMA for soft-float.
30562 (__gcc_qdiv): Same.
30567 (__gcc_qunord): New.
30577 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30578 soft-float functions.
30579 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30580 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30581 about long double soft float.
30583 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
30584 Tehila Meyzels <tehila@il.ibm.com>
30586 * tree-vectorizer.h (is_pattern_stmt_p): New.
30587 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
30588 formatting (tabs instead of spaces). Cleanup and clarify setting
30589 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
30590 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
30591 (vectorizable_type_demotion): Check that types are integral.
30592 (vectorizable_type_promotion): Likewise.
30593 (vectorizable_store): Fix typo. Eliminate new-line at end of
30596 2007-01-16 Jan Hubicka <jh@suse.cz>
30598 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
30601 2007-01-15 Eric Christopher <echristo@apple.com>
30603 * ifcvt.c: Include vec.h, vecprim.h.
30604 (check_cond_move_block): New argument regs.
30605 Reorganize. Add registers used to regs.
30606 (cond_move_process_if_block): Use regs set above as
30609 2007-01-15 Eric Christopher <echristo@apple.com>
30611 * config/darwin.h: Update copyright.
30612 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
30613 (LINK_COMMAND_SPEC): Add -u.
30614 (LINK_SPEC): Fix umbrella for above.
30616 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
30618 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
30621 2007-01-15 Tom Tromey <tromey@redhat.com>
30623 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
30624 * doc/install.texi (Testing): Don't mention jacks.
30625 (Configuration): Document --enable-java-maintainer-mode. Move
30626 --with-java-home to libgcj-specific section. Document
30628 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
30630 2007-01-15 Jan Hubicka <jh@suse.cz>
30632 * tree-ssa-dce.c (DCE_TODOs): New.
30633 (propagate_necessity): Return if something changed.
30634 (eliminate_unnecessary_stmts): Likewise.
30635 (perform_tree_ssa_dce): Return TODO flags when needed.
30636 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
30638 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
30640 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
30641 (fyl2x_extend<mode>xf3_i387): New insn pattern.
30642 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
30643 patterns using X87MODEF12 mode macro. Extend operand 1
30644 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30645 (log10<mode>2): Ditto.
30646 (log2<mode>2): Ditto.
30647 (log1p<mode>2): Ditto.
30648 (logb<mode>2): Ditto.
30649 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
30650 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
30651 (*fxtractxf3_i387): Rename from *fxtractxf3.
30652 (fxtract_extend<mode>xf3_i387): New insn pattern.
30653 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
30654 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
30655 and gen_fyl2xxf3_i387().
30657 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
30659 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
30660 * cfgloopmanip.c (fix_loop_placement): Made static. Use
30661 get_loop_exit_edges. Changed return type to bool.
30662 * cfgloop.h (fix_loop_placement): Declaration removed.
30664 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30666 * param.h (MIN_VECT_LOOP_BOUND): New.
30667 * params.def (MIN_VECT_LOOP_BOUND): New.
30668 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
30669 argument - minimum threshold for number of iterations.
30670 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
30671 argument to declaration.
30672 * tree-vect-analyze.c (vect_analyze_operations): Check value of
30673 MIN_VECT_LOOP_BOUND.
30674 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
30675 slpeel_tree_peel_loop_to_edge with additional argument.
30676 (vect_do_peeling_for_alignment): Likewise.
30677 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
30679 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
30682 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
30683 operands of size 1.
30685 2007-01-14 Jan Hubicka <jh@suse.cz>
30687 * tree-dfa.c (remove_referenced_var): New function.
30688 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
30689 prune referenced vars list too.
30690 * tree-flow.h (remove_referenced_var): Declare.
30692 2007-01-14 Jan Hubicka <jh@suse.cz>
30694 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
30696 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
30697 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
30698 * except.h (verify_eh_throw_table_statements): Kill prototype.
30699 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
30700 into call exrepssions.
30701 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
30703 * tree-cfg.c: Include pointer-set.h.
30704 (verify_node_sharing): Work on pointer set.
30705 (verify_eh_throw_stmt_node): New.
30706 (verify_stmts): Use pointers sets, verify throw_stmt.
30708 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
30710 * ipa-reference.c (analyze_function): Consider also addresses taken
30713 2007-01-12 Roger Sayle <roger@eyesopen.com>
30715 * c-typeck.c (null_pointer_constant_p): Replace use of
30716 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30717 (build_c_cast): Likewise.
30719 2007-01-12 Roger Sayle <roger@eyesopen.com>
30721 * tree.h (force_fit_type_double): Remove unused final argument.
30722 * c-common.c (constant_expression_warning): Replace use of
30723 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30724 (convert_and_check): Likewise.
30725 (shorten_compare): Update call to force_fit_type_double.
30726 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
30727 * convert.c (convert_to_pointer): Update call to
30728 force_fit_type_double.
30729 * fold-const.c (force_fit_type_double): Remove overflowed_const
30731 (int_const_binop, fold_convert_const_int_from_int,
30732 fold_convert_const_int_from_real, fold_div_compare,
30733 fold_sign_changed_comparison, fold_unary, fold_negate_const,
30734 fold_abs_const, fold_not_const): Remove the final argument from
30735 calls to force_fit_type_double.
30737 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
30739 * configure.ac: Set insn to "nop" for spu-*-* also.
30740 * configure: Regenerate.
30742 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
30744 * builtins.def : Add BUILT_IN_FREE.
30746 2007-01-12 Jan Hubicka <jh@suse.cz>
30748 PR tree-optimization/30443
30749 * tree-inline.c (tree_function_versioning): Do not optimize when
30750 cloning for inlining.
30752 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
30754 * doc/loop.texi: Document recording of loop exits.
30755 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
30756 (update_single_exits_after_duplication,
30757 update_single_exit_for_duplicated_loop,
30758 update_single_exit_for_duplicated_loops): Removed.
30759 (duplicate_loop_to_header_edge): Do not call
30760 update_single_exits_after_duplication and
30761 update_single_exit_for_duplicated_loops.
30762 (loop_version): Do not update single_exit information.
30763 (fix_loop_structure): Use record_loop_exits instead of
30764 mark_single_exit_loops.
30765 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
30766 the lists of loop exits.
30767 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
30768 split_edge, merge_blocks): Update the lists of loop exits.
30769 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
30770 loop_optimizer_init.
30771 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
30772 of mark_single_exit_loops.
30773 (loop_optimizer_finalize): Call release_recorded_exits.
30774 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
30775 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
30776 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
30777 update single exit information.
30778 * lambda-code.c (perfect_nestify): Ditto.
30779 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
30780 (mark_single_exit_loops): Removed.
30781 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30782 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30783 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30785 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30786 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30787 (verify_loop_structure): Verify consistency of the exit lists.
30788 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30789 (set_single_exit): Removed.
30790 * cfgloop.h (struct loop_exit): New function.
30791 (struct loop): single_exit_ field replaced by exits field.
30792 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30793 LOOPS_HAVE_RECORDED_EXITS.
30794 (struct loops): Added exits hash.
30795 (mark_single_exit_loops, set_single_exit): Declaration removed.
30796 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30798 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30800 * doc/invoke.texi: Avoid use of @headitem.
30802 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30804 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30806 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30808 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30811 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30812 Richard Sandiford <richard@codesourcery.com>
30814 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30815 * config/m68k/m68k.opt: Resort options.
30816 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30818 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30819 Richard Sandiford <richard@codesourcery.com>
30821 * doc/invoke.texi: Document the macros that are defined by
30822 m68k's -mtune and -mhard-float options.
30823 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30824 (m68k_cpp_cpu_family): Likewise.
30825 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30826 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30827 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30828 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30829 (m68k_cpp_cpu_family): Likewise.
30831 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30833 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30834 macros besides mc68000 as tuning macros. Use a switch statement
30835 to set them and mcpu32.
30837 2007-01-12 Julian Brown <julian@codesourcery.com>
30839 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30840 (TARGET_68040_ONLY): Rename to...
30841 (TARGET_68040): ...this.
30842 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30843 * config/m68k/m68k.md: Likewise.
30845 2007-01-12 Julian Brown <julian@codesourcery.com>
30846 Nathan Sidwell <nathan@codesourcery.com>
30847 Richard Sandiford <richard@codesourcery.com>
30849 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30850 the -mcpu= argument associated with the --with-cpu setting.
30851 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30852 if different from the one implied by the -mcpu setting.
30853 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30854 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30855 * doc/invoke.texi: Mention ColdFire in the introduction to the
30856 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30857 -mno-div and -mhard-float options. Make -m68881 a synonym for
30858 -mhard-float. Document the previously-undocumented -m5206e,
30859 -m528x, -m5307 and -m5407 options. Tweak the existing option
30860 documentation for consistency.
30861 * doc/install.texi: Mention new --with-cpu arguments.
30862 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30863 default CPU if neither -mcpu nor -march are specified.
30864 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30865 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30866 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30867 using m68k_tune to decide between families that implement the
30868 same ISA. Use m68k_tune to set __mcfv4e__.
30869 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30870 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30871 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30872 (FL_ISA_C, FL_ISA_MMU): New macros.
30873 (MASK_COLDFIRE): Delete.
30874 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30875 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30876 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30877 (TARGET_HARD_FLOAT): Do not define here.
30878 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30879 (TUNE_68000): New macro.
30880 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30881 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30882 (TUNE_CFV2): Redefine in terms of m68k_tune.
30883 (uarch_type, target_device, fpu_type): New enums.
30884 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30885 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30886 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30887 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30888 (FL_FOR_isa_c): New macros.
30889 (m68k_isa): New enum.
30890 (m68k_target_selection): New structure.
30891 (all_devices, all_isas, all_microarchs): New tables.
30892 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30893 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30894 (MASK_ALL_CPU_BITS): Delete.
30895 (m68k_find_selection): New function.
30896 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30897 Map the legacy target options to a combination of the new ones.
30898 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30899 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30900 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30902 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30903 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30905 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30906 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30907 * config/m68k/m68k-devices.def: New file.
30909 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30910 Nathan Sidwell <nathan@codesourcery.com>
30912 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30913 (SUBTARGET_EXTRA_SPECS): New macros.
30914 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30915 use %(asm_cpu_spec) instead.
30916 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30917 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30918 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30919 (EXTRA_SPECS): Rename to...
30920 (SUBTARGET_EXTRA_SPECS): ...this.
30922 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30923 Richard Sandiford <richard@codesourcery.com>
30924 Julian Brown <julian@codesourcery.com>
30926 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30927 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30928 to the configuration's default CPU.
30929 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30930 Remove default masks.
30931 (m680[012]0-*-*): Set the default with_cpu to the first part of
30933 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30934 (m68k*-*-linux): Extend the --with-cpu handling to...
30935 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30936 and m68010. Don't set target_cpu_default2.
30937 * doc/install.texi: Document --with-cpu for m68k.
30938 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30939 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30940 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30941 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30942 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30943 (ASM_SPEC): Remove use of %(asm_cpu_default).
30944 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30945 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30946 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30947 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30948 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30949 (TARGET_DEFAULT): Delete.
30950 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30951 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30952 (CPP_CPU_SPEC): Delete.
30953 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30954 the appropriate string.
30955 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30956 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30957 (ASM_SPEC): Don't use %(asm_default_spec).
30958 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30959 TARGET_DEFAULT and add MASK_68881.
30960 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30962 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30964 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30965 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30966 MASK_68010 alongside MASK_68020.
30967 * doc/invoke.texi: Document -m68010.
30968 * config/m68k/m68k.opt (m68010): New.
30969 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30971 (TUNE_68010): New macro.
30972 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30973 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30974 (M68K_CPU_m68332): Add MASK_68010.
30975 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30976 fallback definition.
30977 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30979 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30980 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30981 to all entries that use MASK_68020.
30982 (output_move_simode_const, output_move_himode, output_move_qimode)
30983 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30984 instead of TARGET_68020 to select clr behavior. Remove comment
30985 about there being no TARGET_68010.
30986 * config/m68k/m68k.md: Likewise throughout.
30988 2007-01-12 Julian Brown <julian@codesourcery.com>
30990 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30991 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30992 * config/m68k/m68k.md: Likewise.
30994 2007-01-12 Julian Brown <julian@codesourcery.com>
30996 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30997 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30999 2007-01-12 Julian Brown <julian@codesourcery.com>
31001 * config/m68k/m68k.h (TUNE_68040_60): New macro.
31002 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
31003 * config/m68k/m68k.md: Likewise.
31005 2007-01-12 Julian Brown <julian@codesourcery.com>
31006 Richard Sandiford <richard@codesourcery.com>
31008 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
31009 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
31010 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
31012 (TARGET_CPU32): Rename to...
31013 (TUNE_CPU32): ...this.
31014 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
31015 (TUNE_CFV2): New macros.
31016 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
31017 remove conditions that are implied by TARGET_68020.
31018 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
31019 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31020 (m68k_output_function_epilogue): Likewise.
31021 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31022 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31023 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31024 non-68000 timings. Refactor multiplication and division costs.
31025 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31026 TUNE_CPU32 instead of TARGET_CPU32.
31027 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31028 and TUNE_68060 instead of TARGET_68060.
31029 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31030 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31032 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31033 && !TARGET_COLDFIRE" to choose between moveq and clr.
31034 Likewise in the unnamed movsf pattern.
31035 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31036 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31039 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31041 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31042 of tabbing before backslashes.
31044 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31046 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31047 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31048 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31050 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31052 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31053 find_interesting_uses_cond.
31054 (find_interesting_uses_cond): Use extract_cond_operands.
31055 (rewrite_use_compare): Use extract_cond_operands and
31056 force_gimple_operand_bsi. Do not call update_stmt.
31057 (determine_use_iv_cost_condition): Use extract_cond_operands.
31058 Return cheaper of using original bound and changing the exit bound.
31060 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31062 PR tree-optimization/29516
31063 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31064 most_expensive_mult_to_index, addr_to_parts,
31065 create_mem_ref, maybe_fold_tmr): Make the type of
31066 fields of TARGET_MEM_REF sizetype.
31067 (move_fixed_address_to_symbol, move_pointer_to_base):
31069 * tree.def (TARGET_MEM_REF): Add comment on types of
31072 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31074 * c-common.c (vector_types_convertible_p): Treat opaque types as
31075 always convertible if they have the same size, but not otherwise.
31077 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31079 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31080 Remove the b_unconditional field.
31081 (noce_try_sign_mask): Do not look at b_unconditional.
31082 (noce_process_if_block): Do not use merge_if_blocks. Update
31083 the CFG here. Do not set b_unconditional.
31084 (cond_move_process_if_block): Likewise.
31085 (find_cond_trap): Likewise.
31086 (check_cond_move_block): Require simple jump insns at the end
31087 of the basic block.
31089 2007-01-11 Jan Hubicka <jh@suse.cz>
31091 PR tree-optimization/1046
31092 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31093 when alias info is not ready.
31094 (pass_tail_recursion): Do not require aliasing.
31095 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31096 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31097 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31098 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31099 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31100 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31101 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31103 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31104 When aliasing is not build, mark statement as volatile.
31106 2007-01-11 Tom Tromey <tromey@redhat.com>
31108 PR preprocessor/15185, PR preprocessor/20989:
31109 * doc/cppopts.texi <-MT>: Update description of algorithm for
31110 computing default target.
31111 <-M, -MD>: Reword "basename" text.
31113 2007-01-11 Roger Sayle <roger@eyesopen.com>
31115 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31116 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31117 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31118 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31119 fold_builtin_bswap, real_constp, fold_builtin_pow,
31120 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31121 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31122 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31123 * convert.c (convert_to_pointer): Likewise.
31124 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31125 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31126 const_binop, fold_convert_const_int_from_int,
31127 fold_convert_const_int_from_real,
31128 fold_convert_const_real_from_real, sign_bit_p,
31129 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31130 fold_sign_changed_comparison, fold_unary, fold_comparison,
31131 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31132 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31133 * print-tree.c (print_node_brief, print_node): Likewise.
31134 * stor-layout.c (place_field, layout_type): Likewise.
31135 * tree-chrec.c (keep_cast): Likewise.
31136 * tree.c (build_vector, build_real, build_real_from_int_cst,
31137 build_complex): Likewise.
31139 2007-01-11 Roger Sayle <roger@eyesopen.com>
31141 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31142 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31144 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31146 * configure.ac (strict1_warn): Rename to strict_warn.
31147 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31148 cc_set_by_configure, quoted_cc_set_by_configure,
31149 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31150 all_boot_languages, all_stagestuff): Remove.
31151 (target_list): Remove bootstrap targets.
31152 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31153 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31154 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31155 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31156 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31157 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31158 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31159 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31160 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31161 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31162 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31163 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31164 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31165 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31166 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31167 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31168 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31169 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31170 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31171 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31172 (mostlyclean): Adjust.
31173 (clean, distclean): Don't mention bootstrap stuff.
31174 * configure: Regenerate.
31175 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31176 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31177 treelang/config-lang.in (stagestuff): Remove.
31178 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31179 stageprofile, stagefeedback, stagestuff): Remove mention.
31181 2007-01-11 Nick Clifton <nickc@redhat.com>
31183 * config/mcore/predicates.md (mcore_general_movesrc_operand):
31185 (mcore_general_movdst_operand): Do not accept CONST_INTs.
31186 (mcore_arith_K_S_operand): Run the test for the S constraint not
31187 the test for the M constraint.
31188 (mcore_addsub_operand): Do not accept integer values that are
31189 larger than 32 bits.
31190 * config/mcore/mcore.md: Remove unused constraints from split.
31191 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
31192 (addsi3): Likewise.
31193 (allocate_stack): Likewise.
31194 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
31195 operands to 32 bits.
31196 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
31198 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
31199 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
31200 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
31201 mcore_output_bclri, mcore_output_andn, output_inline_const,
31202 mcore_output_move, mcore_output_movedouble): Likewise.
31203 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
31204 (output_inline_const): Likewise.
31205 (output_inline_const): Fix format strings used in sprintf
31207 * config/mcore/mcore-protos.h: Update prototypes for changed
31208 functions in mcore.c.
31209 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
31210 HOST_WIDE_INT and not int.
31211 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
31212 CONST_OK_FOR_N): Likewise.
31213 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
31214 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
31217 2007-01-10 Jan Hubicka <jh@suse.cz>
31219 * tree-vrp.c (remove_range_assertions): Release defs.
31220 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
31221 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
31223 2007-01-10 Paul Brook <paul@codesourcery.com>
31225 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
31226 * config/arm/arm.md (mulsi3subsi): New insn.
31228 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
31230 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
31231 (tree_transform_and_unroll_loop): New.
31232 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
31235 2007-01-10 Robert Kennedy <jimbob@google.com>
31237 * fold-const.c (fold_comparison): Fold comparisons like (x *
31238 1000 < 0) to (x < 0).
31240 2007-01-10 Ian Lance Taylor <iant@google.com>
31242 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31243 operands have the same priority.
31245 2007-01-10 Tom Tromey <tromey@redhat.com>
31247 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31248 (fold_binary): Likewise.
31249 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31250 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31251 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31252 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31253 * langhooks.h (struct lang_hooks): Removed field
31254 'can_use_bit_fields_p'.
31256 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31258 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31260 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31262 * function.c (get_last_funcdef_no): New function.
31263 * function.h (get_last_funcdef_no): Declare.
31264 * tree-inline.c (initialize_cfun): Add initialization.
31265 (tree_function_versioning): Cleanup.
31267 2007-01-10 Jan Hubicka <jh@suse.cz>
31269 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31272 2007-01-10 Sa Liu <saliu@de.ibm.com>
31273 Ben Elliston <bje@au.ibm.com>
31275 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31276 for SAVE_NONLOCAL and Pmode for any other save level.
31277 * spu-protos.h (spu_restore_stack_block): Declare.
31278 * spu.md (save_stack_block): Remove.
31279 (restore_stack_block): Call spu_restore_stack_block.
31280 * spu.c (spu_restore_stack_block): New function.
31281 (spu_expand_epilogue): Remove old comment.
31283 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31285 PR tree-optimization/30322
31286 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31287 (cand_value_at): Return the value as aff_tree.
31288 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31289 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31290 aff_combination_mult): New functions.
31291 (aff_combination_add): Use aff_combination_add_cst.
31292 (aff_combination_convert): Allow conversions to a wider type.
31293 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31294 * tree-affine.h (aff_combination_mult): Declare.
31296 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31298 * doc/tm.texi: Update documentation to reflect reality of exec
31299 and start file search behaviours. Update copyright year.
31300 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31301 header file directories.
31303 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31305 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31306 (*cosxf2): Rename to cosxf2_i387.
31307 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31308 using X87MODEF12 mode macro. Rename patterns to
31309 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31311 (*cosdf2, *cossf2): Ditto.
31312 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31313 to match extended input operands.
31314 (sincos<mode>3): New expander.
31315 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31316 insn patterns and corresponding splitters.
31318 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31320 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31321 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31323 2007-01-09 Nicolas Pitre <nico@cam.org>
31326 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31328 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31330 * target.h (struct gcc_target): New field library_rtti_comdat.
31331 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31332 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31333 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31334 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31336 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31338 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31340 2007-01-08 Richard Guenther <rguenther@suse.de>
31342 * tree.h (force_fit_type_double): Export.
31343 (force_fit_type): Remove.
31344 * fold-const.c (force_fit_type_double): New function.
31345 (force_fit_type): Remove.
31346 (int_const_binop): Use it.
31347 (fold_convert_const_int_from_int): Likewise.
31348 (fold_convert_const_int_from_real): Likewise.
31349 (fold_div_compare): Likewise.
31350 (fold_sign_changed_comparison): Likewise.
31351 (fold_unary): Likewise.
31352 (fold_negate_const): Likewise.
31353 (fold_abs_const): Likewise.
31354 (fold_not_const): Likewise.
31355 * c-common.c (shorten_compare): Use force_fit_type_double.
31356 * convert.c (convert_to_pointer): Likewise.
31358 2007-01-08 Richard Guenther <rguenther@suse.de>
31360 * tree.h (build_int_cst_wide_type): Export.
31361 * tree.c (build_int_cst_wide_type): New function.
31362 (build_int_cst_wide): Fix comment.
31363 * builtins.c (fold_builtin_object_size): Use build_int_cst
31364 to build -1 or 0 of the correct type. Use fit_double_type
31365 to check for overflow.
31366 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31368 (decode_field_reference): Likewise.
31369 (all_ones_mask_p): Likewise.
31370 (native_interpret_int): Use build_int_cst_wide_type.
31371 (fold_binary): Use build_int_cst_type to build an all-ones
31373 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
31375 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
31377 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
31379 2007-01-09 Ben Elliston <bje@au.ibm.com>
31381 * genautomata.c (STATS_OPTION): New option.
31382 (stats_flag): New flag.
31383 (gen_automata_option): Handle it.
31384 (initiate_automaton_gen): Ditto.
31385 (write_automata): Output statistics only if stats_flag is
31386 set. Likewise, output time statistics only if time_flag is set.
31387 * doc/md.texi (Processor pipeline description): Document new flag.
31389 2007-01-08 Richard Guenther <rguenther@suse.de>
31391 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
31392 * tree.c (build_int_cst_type): Likewise.
31393 (size_in_bytes): Don't call force_fit_type on the result.
31394 (int_fits_type_p): Use fit_double_type.
31395 * fold-const.c (fit_double_type): New function.
31396 (force_fit_type): Use it.
31397 * tree.h (fit_double_type): Export.
31399 2007-01-08 Jan Hubicka <jh@suse.cz>
31401 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
31402 * ipa.c (function_and_variable_visibility): Fix return type.
31404 2007-01-08 Richard Guenther <rguenther@suse.de>
31406 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
31407 of offset to build the index.
31408 * tree-pretty-print.c (dump_generic_node): Don't build negated
31409 const just for printing.
31410 * c-pretty-print.c (pp_c_integer_constant): Likewise.
31411 * builtins.c (fold_builtin_int_roundingfn): Check if result
31412 fits the type by using force_fit_type and comparing the result.
31413 * predict.c (predict_loops): Use compare_tree_int for comparison.
31414 * tree.c (build_int_cst): Fall back to integer_type_node for
31416 (build_int_cst_wide): Assert type is non-null.
31418 2007-01-08 Roberto Costa <roberto.costa@st.com>
31420 * tree-vrp.c (extract_range_from_cond_expr): New.
31421 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
31422 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
31424 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
31425 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
31426 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
31427 used as expressions.
31428 * tree-object-size.c (cond_expr_object_size): New.
31429 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
31431 2007-01-08 Jan Hubicka <jh@suse.cz>
31433 * tree-ssa-forwprop.c (forward_propagate_into_cond,
31434 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
31437 2007-01-08 Richard Guenther <rguenther@suse.de>
31439 PR tree-optimization/23603
31440 * tree-vrp.c (set_value_range_to_truthvalue): New function.
31441 (extract_range_from_binary): Fall back to truthvalue instead of
31442 varying for TRUTH_*_EXPR.
31443 (extract_range_from_comparison): Fall back to truthvalue instead of
31445 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
31446 if all visited PHI values were constant.
31448 2007-01-08 Jan Hubicka <jh@suse.cz>
31450 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
31451 (cgraph_analyze_function): break out from ...
31452 (cgraph_finalize_compilation_unit): ... here.
31453 (cgraph_expand_function): Remove forgoten commented out line.
31454 (cgraph_optimize): Analyze functions.
31456 2007-01-08 Jan Hubicka <jh@suse.cz>
31458 * tree-pas.h (TODO_remove_function): New flag.
31459 (TODO_update*): Renumber.
31460 (pass_ipa_increase_alignment,
31461 pass_ipa_function_and_variable_visibility): New passes.
31462 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
31463 (cgraph_function_and_variable_visibility): Move to ipa.c
31464 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
31465 cgraph_increase_alignment.
31466 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
31467 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
31468 calling tree-inline.
31469 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
31470 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
31471 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
31472 (gate_increase_alignment): New function.
31473 (pass_ipa_increase_alignment): New pass.
31474 * ipa.c: Inline tree-pass.h and timevar.h
31475 (function_and_variable_visibility): Move here from cgraphunit.c
31476 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
31477 * passes.c (init_optimization_passes): Add the two new passes.
31478 (execute_todo): Handle cgraph_remove_functions.
31480 2007-01-08 Nick Clifton <nickc@redhat.com>
31482 * config/frv/predicates.md (reg_or_0_operand): Accept
31485 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
31487 * config/bfin/rtems.h, config/bfin/t-rtems: New.
31488 * config.gcc: Add bfin*-rtems*.
31490 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31492 * c.opt: Add -flax-vector-conversions.
31493 * c-typeck.c (convert_for_assignment): Pass flag to
31494 vector_types_convertible_p to allow emission of note.
31495 (digest_init): Likewise.
31496 * c-opts.c: Handle -flax-vector-conversions.
31497 * c-common.c (flag_lax_vector_conversions): New.
31498 (vector_types_convertible_p): Unless -flax-vector conversions
31499 has been passed, disallow conversions between vectors with
31500 differing numbers of subparts and/or element types. If such
31501 a conversion is disallowed, possibly emit a note on the first
31502 occasion only to inform the user of -flax-vector-conversions.
31503 The new last argument specifies this.
31504 * c-common.h (flag_lax_vector_conversions): New.
31505 (vector_types_convertible_p): Add extra argument.
31506 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
31507 char_type_node for V*QI type vectors.
31508 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
31509 Update to satisfy new typechecking rules.
31510 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
31511 C and C++ variants.
31512 * doc/invoke.texi (C Dialect Options): Document
31513 -flax-vector-conversions.
31515 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31517 PR tree-optimization/29877
31518 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
31519 a register variable on the RHS to not be replaceable.
31521 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
31522 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
31523 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
31524 const_simm15, const_pow2, const_npow2): Added.
31525 * config/score/misc.md (insv, extv, extzv, movmemsi,
31526 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
31527 * config/score/score.c (score_address_cost, score_select_cc_mode):
31529 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
31530 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
31531 Update score_print_operand.
31532 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
31533 Adjust register allocate order and update some macro define.
31534 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
31535 mdx_block_move_straight, mdx_block_move_loop_head,
31536 mdx_block_move_loop_body, mdx_block_move_loop_foot,
31537 mdx_block_move_loop, mdx_block_move): Added.
31538 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
31539 mdp_limm): Updated and fix some bug and typo.
31540 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
31541 (movsf, movdf, doloop_end): Added.
31543 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
31545 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
31546 config/arm/thumb2.md: Fix comment typos.
31547 * doc/extend.texi: Fix a typo.
31549 2007-01-07 Eric Christopher <echristo@apple.com>
31551 * configure.ac: Check for __stack_chk_fail for darwin.
31552 * configure: Regenerate.
31554 2007-01-07 Richard Guenther <rguenther@suse.de>
31556 * tree-vrp.c (extract_range_from_assert): CSE calls to
31557 compare_values where possible.
31558 (extract_range_from_unary_expr): Likewise.
31560 2007-01-07 Anatoly Sokolov <aesok@post.ru>
31562 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
31563 * config/avr/avr.c (call_insn_operand): Delete function.
31564 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
31565 instead of register number. Use predicates.
31566 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
31567 call_insn_operand): Add.
31569 2007-01-06 Jan Hubicka <jh@suse.cz>
31571 * tree-pass.h (pass_build_cgraph_edges): Declare.
31572 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31573 (visited_nodes): Remove.
31574 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31575 build_cgrpah_edges; make visited_nodes local.
31576 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31577 (record_references_in_initializer): Move to cgraphbuild.c
31578 (initialize_inline_failed, rebuild_cgraph_edges,
31579 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31580 (verify_cgraph_node): Make visited_nodes local.
31581 (cgraph_analyze_function): Do not call cgraph_create_edges and
31582 initialize_inline_failed.
31583 (cgraph_expand_function): Do not call cgraph_lower_function;
31584 assert that function is already lowered.
31585 * Makefile.in (cgraphbuild.o): New.
31586 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
31587 at the end of lowering passes.
31589 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
31591 * ifcvt.c (cond_move_convert_if_block): New function, code
31592 factored out from...
31593 (cond_move_process_if_block): ...here. Call the new function
31594 on the THEN and ELSE blocks.
31595 (merge_if_block): Do not copy global_live_at_end, merge_blocks
31596 already takes care of this.
31598 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31601 * tree.h (TREE_OVERFLOW_P): New.
31602 * c-typeck.c (parser_build_unary_op): Warn only if result
31603 overflowed and operands did not.
31604 (parser_build_binary_op): Likewise.
31605 (convert_for_assignment): Remove redundant overflow_warning.
31606 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
31608 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31610 * c-typeck.c (store_init_value): Split over two lines to follow
31611 the GNU coding style.
31613 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
31615 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
31616 __GXX_EXPERIMENTAL_CXX0X__.
31617 * doc/cpp.texi: Same.
31619 2007-01-05 Richard Guenther <rguenther@suse.de>
31621 PR middle-end/27826
31622 * tree.c (get_narrower): Do not construct COMPONENT_REFs
31623 with mismatched types. Instead explicitly build a
31624 conversion NOP_EXPR.
31626 2007-01-05 Ian Lance Taylor <iant@google.com>
31628 * c-common.c (decl_with_nonnull_addr_p): New function.
31629 (c_common_truthvalue_conversion): Call it.
31630 * c-typeck.c (build_binary_op): Likewise.
31631 * c-common.h (decl_with_nonnull_addr_p): Declare.
31633 2007-01-05 Jakub Jelinek <jakub@redhat.com>
31636 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
31639 2007-01-05 Joel Brobecker <brobecker@adacore.com>
31641 * doc/install.texi (Final install): Document the fact that
31642 the GNAT runtime should not be stripped.
31644 2007-01-04 Jan Hubicka <jh@suse.cz>
31646 * tree-inline.c (fold_marked_statements): Update operand caches
31647 and EH after folding
31649 2007-01-04 Ian Lance Taylor <iant@google.com>
31651 * c-common.c (check_function_nonnull): Whitespace fix.
31653 2007-01-04 Jan Hubicka <jh@suse.cz>
31655 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
31656 comitted older version of patch.
31657 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
31658 function, celanup cfg and collect garbage.
31660 2007-01-04 Mike Stump <mrs@apple.com>
31662 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
31665 2007-01-04 Eric Christopher <echristo@apple.com>
31667 * libgcc2.c (__bswapsi2): Use SItype.
31668 (__bswapdi2): Use DItype.
31669 * libgcc2.h: Update for above.
31671 2007-01-04 Paul Brook <paul@codesourcery.com>
31673 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
31674 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
31675 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
31676 umulsidi3, umulsidi3adddi, smulsi3_highpart,
31677 umulsi3_highpart): Make conditional on !arm_arch6.
31678 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
31679 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
31680 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
31681 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
31682 umulsi3_highpart_v6): New insns.
31684 2007-01-04 Roger Sayle <roger@eyesopen.com>
31686 * fold-const.c (fold_convert): When casting an expression to void,
31687 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
31688 have a type. Instead of attempting to build a NOP_EXPR, return
31689 these "special" trees directly.
31691 2007-01-04 Joseph Myers <joseph@codesourcery.com>
31693 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
31694 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
31695 rs6000_cost->fp not 0 as adjustment for outer NEG.
31697 2007-01-04 Jan Hubicka <jh@suse.cz>
31699 * cgraph.c (cgraph_release_function_body): New function.
31700 (cgraph_remove_node): Use it.
31701 * cgraph.h (cgraph_release_function_body): Declare.
31702 * cgraphunit.c (cgraph_expand_function): Use it.
31703 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
31704 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
31705 is initialized and while compilation of other function is running.
31706 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
31707 statement CFG annotations from here to ...
31708 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
31710 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
31712 * cfgloop.h (enum li_flags): Make the constants powers of two.
31714 2007-01-04 Jan Hubicka <jh@suse.cz>
31716 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
31718 (fold_marked_statements): New function.
31719 (optimize_inline_calls, tree_function_versioning): Fold new statements.
31720 * tree-inline.h (copy_body_data): Add statements_to_fold.
31722 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
31724 * config.gcc: Mention libgcc/config.host.
31725 * Makefile.in: Update comments mentioning libgcc.
31726 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
31727 (all.cross, start.encap, rest.encap, rest.cross): Update
31728 dependencies for libgcc move.
31729 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
31730 (clean-target, clean-target-libgcc): Delete.
31731 (srcdirify, GCC_EXTRA_PARTS): New macros.
31732 (libgcc-support, libgcc.mvars): New rules.
31733 (distclean): Remove mention of mklibgcc.
31734 (install): Don't reference INSTALL_LIBGCC.
31735 (install-common): Don't reference EXTRA_PARTS.
31736 (install-libgcc, install-multilib): Delete rules.
31737 * mklibgcc.in: Delete file.
31738 * doc/configfiles.texi: Don't mention mklibgcc.
31740 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
31741 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
31742 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
31743 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
31744 (mklibgcc, ldblspecs): Likewise.
31746 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
31747 (posixpre.def): Use $(T).
31748 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
31749 (SHLIB_SRC, SHLIB_INSTALL): Delete.
31750 (SHLIB_LINK): Make dummy.
31751 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
31753 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
31755 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
31756 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
31757 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
31758 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
31760 * configure.ac (all_outputs): Remove mklibgcc.
31761 * configure: Regenerated.
31763 2007-01-03 Josh Conner <jconner@apple.com>
31765 PR middle-end/29683
31766 * calls.c (compute_argument_addresses): Set stack and stack_slot
31767 for partial args, too.
31768 (store_one_arg): Use locate.size.constant for the size when
31769 generating a save_area.
31771 2007-01-03 Robert Kennedy <jimbob@google.com>
31773 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
31774 whose definitions are deleted due to basic block merging.
31776 2007-01-03 Paul Brook <paul@codesourcery.com>
31779 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
31781 (use_return_insn): Return 0 for Thumb interrupt functions.
31782 (print_multi_reg): Add rfe argument for IRQ returns.
31783 (arm_output_epilogue): Pop interrupt return address directly into PC.
31784 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31786 2007-01-03 Paul Brook <paul@codesourcery.com>
31788 Merge from sourcerygxx-4_1.
31789 * config/arm/thumb2.md: New file.
31790 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31792 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31793 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31794 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31795 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31797 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31798 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31800 * config/arm/ieee754-sf.S: Ditto.
31801 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31802 (thumb1_base_register_rtx_p): ... to this.
31803 (thumb_index_register_rtx_p): Rename...
31804 (thumb1_index_register_rtx_p): ... to this.
31805 (thumb_output_function_prologue): Rename...
31806 (thumb1_output_function_prologue): ... to this.
31807 (thumb_legitimate_address_p): Rename...
31808 (thumb1_legitimate_address_p): ... to this.
31809 (thumb_rtx_costs): Rename...
31810 (thumb1_rtx_costs): ... to this.
31811 (thumb_compute_save_reg_mask): Rename...
31812 (thumb1_compute_save_reg_mask): ... to this.
31813 (thumb_final_prescan_insn): Rename...
31814 (thumb1_final_prescan_insn): ... to this.
31815 (thumb_expand_epilogue): Rename...
31816 (thumb1_expand_epilogue): ... to this.
31817 (arm_unwind_emit_stm): Rename...
31818 (arm_unwind_emit_sequence): ... to this.
31819 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31820 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31821 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31822 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31823 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31824 thumb2_output_casesi): New functions.
31825 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31826 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31827 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31828 THUMB2_WORK_REGS): Define.
31829 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31830 arm_condexec_mask, arm_condexec_masklen)): New variables.
31831 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31832 (arm_override_options): Check new CPU capabilities.
31833 Set new architecture flag variables.
31834 (arm_isr_value): Handle v7m interrupt functions.
31835 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31837 (const_ok_for_arm): Handle Thumb-2 constants.
31838 (arm_gen_constant): Ditto. Use movw when available.
31839 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31841 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31842 (thumb_find_work_register, arm_load_pic_register,
31843 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31844 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31845 print_multi_reg, output_mov_long_double_fpa_from_arm,
31846 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31847 output_mov_double_fpa_from_arm, output_move_double,
31848 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31849 output_return_instruction, arm_output_function_prologue,
31850 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31851 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31852 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31853 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31854 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31855 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31857 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31858 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31859 (arm_file_start): Output directive for unified syntax.
31860 (arm_unwind_emit_set): Handle stack alignment instruction.
31861 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31862 Add v6t2, v7, v7a, v7r and v7m.
31863 (RETLDM): Add Thumb-2 code.
31864 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31865 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31866 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31867 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31868 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31869 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31870 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31871 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31872 ADJUST_INSN_LENGTH): Define.
31873 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31874 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31875 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31876 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31877 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31878 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31879 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31880 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31881 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31882 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31883 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31884 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31885 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31886 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31887 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31888 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31889 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31891 * config/arm/arm-tune.md: Regenerate.
31892 * config/arm/arm-protos.h: Update prototypes.
31893 * config/arm/vfp.md: Enable patterns for Thumb-2.
31894 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31895 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31896 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31897 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31898 * config/arm/libunwind.S: Add Thumb-2 code.
31899 * config/arm/constraints.md: Update include Thumb-2.
31900 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31901 * config/arm/ieee754-df.S: Ditto.
31902 * config/arm/bpabi.S: Ditto.
31903 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31904 * config/arm/predicates.md (low_register_operand,
31905 low_reg_or_int_operand, thumb_16bit_operator): New.
31906 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31907 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31908 * config/arm/t-arm-elf: Add armv7 multilib.
31909 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31911 (UNSPEC_STACK_ALIGN, ce_count): New.
31912 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31913 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31915 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31916 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31917 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31918 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31919 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31920 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31922 * doc/extend.texi: Document ARMv7-M interrupt functions.
31923 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31925 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31927 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31928 (struct _Unwind_Context): Rename args_size to flags, remove
31929 signal_frame field, add a new args_size field and version field.
31930 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31931 _Unwind_IsExtendedContext): New inline functions.
31932 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31933 Assume by_value array is only present if _Unwind_IsExtendedContext.
31934 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31935 _Unwind_IsSignalFrame.
31936 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31937 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31938 (uw_init_context_1): Initialize context->flags to
31939 EXTENDED_CONTEXT_BIT.
31940 * config/rs6000/linux-unwind.h (frob_update_context): Use
31941 _Unwind_SetSignalFrame.
31943 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31945 PR middle-end/30353
31946 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31947 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31950 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31952 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31953 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31954 RET, AT_SP): Remove.
31955 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31958 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31959 * cfgbuild.c (find_basic_blocks): Likewise.
31960 * cfgrtl.c (rtl_create_basic_block): Likewise.
31961 * function.c (temp_slots_at_level): Likewise.
31962 * reg-stack.c (stack_regs_mentioned): Likewise.
31963 * regclass.c (allocate_reg_info): Likewise.
31964 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31965 set_bb_for_stmt, move_block_to_fn): Likewise.
31966 * tree-complex.c (tree_lower_complex): Likewise.
31967 * vec.h (VEC_safe_grow_cleared): New.
31969 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31971 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31973 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31974 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31976 * cfgloopmanip.c (scale_loop_frequencies): Export.
31977 (loopify): Scale the frequencies by prescribed coefficients.
31978 (set_zero_probability): New function.
31979 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31980 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31981 and frequencies according to arguments.
31982 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31984 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31985 * modulo-sched.c (sms_schedule): Set probabilities for entering
31986 versioned loop correctly.
31987 * tree-vect-transform.c (vect_transform_loop): Ditto.
31988 * cfgloop.h (loopify, loop_version): Declaration changed.
31989 (scale_loop_frequencies): Declared.
31991 2007-01-02 Jan Hubicka <jh@suse.cz>
31993 * cgraph.c: Include tree-flow.h
31994 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31995 early_local_passes.
31996 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31997 * tree-pass.h (pass_all_early_optimizations): Declare.
31998 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31999 early_local_passes.
32000 (cgraph_analyze_function): Do early_local_passes.
32001 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32002 Do not add referenced vars.
32003 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
32005 (gate_all_early_local_passes): New gate.
32006 (pass_early_local_passes): Use new gate.
32007 (execute_early_local_optimizations): New functions.
32008 (gate_all_early_optimizations): New gate.
32009 (pass_all_early_optimizations): New pass.
32010 (execute_free_datastructures): Free SSA only when initialized.
32011 (gate_init_datastructures): Init only when optimizing.
32012 (tree_lowering_passes): Do early local passes when called late.
32013 * tree-profile.c (do_tree_profiling): Don't profile functions added
32015 (do_early_tree_profiling, pass_early_tree_profile): Kill.
32016 * tree-cfg.c (update_modified_stmts): Do not update when operands are
32018 * passes.c (init_optimizations_passes): Reorder so we go into SSA
32019 during early_local_passes.
32020 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32023 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32025 * Makefile.in: Update copyright year.
32027 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32029 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32030 in $(lang_checks) and check-consistency targets.
32032 2007-01-02 Jan Hubicka <jh@suse.cz>
32034 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32035 Do not add referenced vars.
32036 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32038 * passes.c (init_optimization_passes): Put mudflap_2 after
32039 free_datastructures.
32041 2007-01-02 Jan Hubicka <jh@suse.cz>
32043 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32044 Set NOTHROW flag on call statements proved to be nothrow.
32045 Update statement of local calls so new pure/const functions are
32046 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32048 (tree_rest_of_compilation): Register hooks and initialize bitmap
32049 early. Do not set after_inlining flag.
32051 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32053 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32054 HOST_BITS_PER_LONGLONG
32056 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32059 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32060 warning for non-static initializers.
32062 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32064 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32065 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32066 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32067 Always use set_unique_reg_note to add REG_EQUAL notes.
32069 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32072 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32074 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32075 * cfgbuild.c (find_basic_blocks): Likewise.
32076 * cfgrtl.c (rtl_create_basic_block): Likewise.
32077 * function.c (temp_slots_at_level): Likewise.
32078 * reg-stack.c (stack_regs_mentioned): Likewise.
32079 * regclass.c (allocate_reg_info): Likewise.
32080 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32081 set_bb_for_stmt, move_block_to_fn): Likewise.
32082 * tree-complex.c (tree_lower_complex): Likewise.
32083 * vec.h (VEC_safe_grow_cleared): New.
32085 2007-01-02 Ian Lance Taylor <iant@google.com>
32087 * c-common.c (c_common_truthvalue_conversion): When warning about
32088 using an assignment as a truth value, set TREE_NO_WARNING.
32090 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32093 * c.opt (Wold-style-declaration): New.
32094 * doc/invoke.texi (C-only Warning Options): New.
32095 (Wold-style-declaration): Document it.
32096 (Wextra): Enabled by -Wextra.
32097 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32098 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32099 -Wold-style-declaration.
32101 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32103 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32104 * cfgbuild.c (find_basic_blocks): Likewise.
32105 * cfgrtl.c (rtl_create_basic_block): Likewise.
32106 * function.c (temp_slots_at_level): Likewise.
32107 * reg-stack.c (stack_regs_mentioned): Likewise.
32108 * regclass.c (allocate_reg_info): Likewise.
32109 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32110 set_bb_for_stmt, move_block_to_fn): Likewise.
32111 * tree-complex.c (tree_lower_complex): Likewise.
32112 * vec.h (VEC_safe_grow_cleared): New.
32114 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32116 * c-common.c (c_common_nodes_and_builtins): Since variants of
32117 void_type_node get built before it is given a name, we need to
32118 give those variants the name, too.
32119 (complete_array_type): We need to work with the canonical main
32120 type of the array, from which we will build the qualified version.
32121 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32122 * print-tree.c (print_node): Display canonical type information
32124 * stor-layout.c (layout_type): When we don't know the
32125 alignment of a type for which we're building an array, we end up
32126 guessing wrong, so make the type require structural equality.
32127 * tree.c (make_node_stat): When we build a new type, it is its
32128 own canonical type.
32129 (build_type_attribute_qual_variant): When building an attribute
32130 variant, its canonical type is the non-attribute variant. However,
32131 if the attributes are target-dependent and they differ, we need to
32132 use structural equality checks for this type.
32133 (build_qualified_type): A qualified type is not equivalent to its
32134 unqualified variant; set the canonical type appropriately.
32135 (build_distinct_type_copy): When building a distinct type from
32136 another type, the new type is its own canonical type.
32137 (build_variant_type_copy): When building a new type variant, we
32138 assume that it is equivalent to the original type.
32139 (build_pointer_type_for_mode): When building a pointer type, also
32140 build a canonical type pointer.
32141 (build_reference_type_for_mode): When building a reference type,
32142 also build a canonical type reference.
32143 (build_index_type): When we can't hash an index type (e.g.,
32144 because its maximum value is negative), the index type requires
32145 structural equality tests.
32146 (build_array_type): Build the canonical form of an array type.
32147 (build_function_type): Function types require structural equality,
32148 because they contain default arguments, attributes, etc.
32149 (build_method_type_directly): Ditto for method types.
32150 (build_offset_type): Build the canonical offset type.
32151 (build_complex_type): Build the canonical vector type.
32152 (make_vector_type): Build the canonical vector type.
32153 * tree.h (TYPE_CANONICAL): New.
32154 (TYPE_STRUCTURAL_EQUALITY_P): New.
32155 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32156 (struct tree_type): Added "canonical" field.
32157 * params.h (VERIFY_CANONICAL_TYPES): New.
32158 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32159 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32160 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32161 * doc/invoke.texi (verify-canonical-types): Document --param
32162 parameter for verifying canonical types.
32164 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32166 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32167 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32168 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32169 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32171 * config/rs6000/e500.h: New.
32172 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32173 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32175 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32176 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32177 TARGET_E500_DOUBLE): Remove.
32178 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32179 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
32180 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
32181 * config/rs6000/rs6000.c (rs6000_override_options): Use
32182 CHECK_E500_OPTIONS.
32184 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32186 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
32187 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
32188 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
32189 rs6000_emit_cmove): Don't check TARGET_E500.
32190 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
32191 sordered): Don't check TARGET_E500.
32193 2007-01-01 Eric Christopher <echristo@apple.com>
32195 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
32196 HARD_REGISTER_NUM_P.
32198 2007-01-01 Roger Sayle <roger@eyesopen.com>
32200 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
32201 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
32202 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
32205 2007-01-01 Mike Stump <mrs@apple.com>
32207 * configure.ac: Remove support for building with Apple's gcc-3.1.
32209 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32211 PR middle-end/30311
32212 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
32213 REG is a hard register. Do not modify REG before calling
32215 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
32216 multiple of the size of YMODE for certain lowpart cases.
32218 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32220 PR middle-end/30253
32221 * gimplify (voidify_wrapper_expr): Update for
32222 GIMPLE_MODIFY_STMT.
32224 2007-01-01 Andreas Schwab <schwab@suse.de>
32227 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
32228 save of BR0 in extra_spill_size instead of spill_size.
32229 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
32231 (ia64_expand_epilogue): Restore BR0 from its new location.
32233 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32235 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
32236 Use a temporary variable if the left hand side is not a gimple
32239 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32241 * gimplify.c (gimplify_return_expr): Make the temporary variable
32242 for the return expression, a gimple register variable.
32244 2007-01-01 Jan Hubicka <jh@suse.cz>
32246 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32249 2007-01-01 Mike Stump <mrs@apple.com>
32251 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32253 * config/darwin.c (machopic_select_rtx_section): Use
32254 HAVE_GAS_LITERAL16.
32255 (darwin_mergeable_constant_section): Likewise.
32256 * configure: Regenerate.
32257 * config.in: Regenerate.
32259 2007-01-01 Jan Hubicka <jh@suse.cz>
32260 Andrew Pinski <pinskia@gmail.com>
32262 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32263 before starting IPA passes.