1 2007-11-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
3 * global.c (rest_of_handle_global_alloc): Fix comment typos.
4 * config/sh/sh.c (sh_rtx_costs): Likewise.
7 2007-11-13 Sebastian Pop <sebastian.pop@amd.com>
9 * tree-chrec.h (build_polynomial_chrec): RHS of a chrec
10 should not be of pointer type.
12 2007-11-13 Michael Meissner <michael.meissner@amd.com>
14 * config/i386/i386.c (ix86_sse5_valid_op_p): Put type on separate
17 2007-11-13 Sterling Augustine <sterling@tensilica.com>
18 Bob Wilson <bob.wilson@acm.org>
20 * config/xtensa/unwind-dw2-xtensa.c: New.
21 * config/xtensa/unwind-dw2-xtensa.h: New.
22 * config/xtensa/xtensa.h (MUST_USE_SJLJ_EXCEPTIONS): Remove.
23 (DWARF2_UNWIND_INFO): Remove.
24 (DWARF_FRAME_REGISTERS): Define.
25 (EH_RETURN_DATA_REGNO): Define.
26 * config/xtensa/xtensa.md (UNSPECV_EH_RETURN): Define.
28 * config/xtensa/t-xtensa (LIB2ADDEH): Define.
30 2007-11-13 Jakub Jelinek <jakub@redhat.com>
32 * doc/invoke.texi: Fix description of -fsched-stalled-insns=0,
33 -fsched-stalled-insns.
35 PR tree-optimization/34063
36 * tree-chrec.c (chrec_evaluate): Put CHREC_LEFT based argument
37 as first chrec_fold_plus operand rather than second.
39 2007-11-13 Diego Novillo <dnovillo@google.com>
41 PR tree-optimization/33870
42 * tree.h (strcut tree_memory_tag): add field unpartitionable.
43 remove field in_nested_struct.
44 (struct tree_struct_field_tag): add field nesting_level.
45 (sft_in_nested_struct): remove.
46 (sft_nesting_level): define.
47 (sft_unpartitionable_p): define.
48 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
49 partitionable, return long_max.
50 (compute_memory_partitions): do not partition sfts marked
52 (create_sft): add argument nesting_level. set
53 sft_nesting_level with it. update all users.
54 (create_overlap_variables_for): show nesting level.
55 * tree-dfa.c (dump_subvars_for): likewise.
56 (dump_variable): likewise.
57 show whether the sft is partitionable or not.
58 * tree-flow.h (struct fieldoff): remove field
60 add field nesting_level.
61 * tree-ssa-structalias.c (struct variable_info): remove
62 field in_nested_struct.
63 (push_fields_onto_fieldstack): add argument
64 nesting_level. update all users.
66 update pair->nesting_level with nesting_level.
67 make recursive calls with nesting_level + 1.
68 (set_uids_in_ptset): if an sft is added to the points-to
69 set, mark it as unpartitionable.
70 * tree-ssa-operands.c (ref_nesting_level): new.
71 (add_vars_for_offset): call it.
72 add argument full_ref. update
74 if var is inside a nested structure and the nesting level
75 of full_ref is lower than the nesting level of var,
76 adjust offset by the offset of var.
78 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
80 PR tree-optimization/32582
81 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
83 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
85 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
86 functions can be used as constant.
88 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
90 PR rtl-optimization/34035
91 * cse.c (cse_cfg_altered): New global variable.
92 (cse_jumps_altered): Make boolean.
93 (recorded_label_ref): Likewise.
94 (cse_insn): Adjust for above changes.
95 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
96 if dead edges have been purged.
97 (cse_main): Change return value specification and adjust code.
98 (rest_of_handle_cse): Adjust for above change.
99 (rest_of_handle_cse2): Likewise.
100 * gcse.c (rest_of_handle_gcse): Likewise.
102 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
103 Michael Meissner <michael.meissner@amd.com>
105 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
106 get the appropriate suffix for the coms* instruction.
107 (sse5_pcmov_<mode>): Restrict operands of pcmov
108 for scalar case to be only xmm registers and not memory.
110 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
111 constraints to follow the mnemonics for the pcmov instruction
113 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
116 * config/mips/mips.c (mips_return_fpr_single): New function.
117 (mips_function_value): Use it when returning single-field
119 (mips_expand_call): Handle the PARALLELs created by
120 mips_return_fpr_single.
122 2007-11-12 Richard Guenther <rguenther@suse.de>
125 * fold-const.c (fold_binary): If testing for non-negative
126 operands with tree_expr_nonnegative_warnv_p make sure to
127 use op0 which has all (sign) conversions retained.
129 2007-11-12 Richard Guenther <rguenther@suse.de>
132 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
133 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
135 2007-11-12 Ira Rosen <irar@il.ibm.com>
137 PR tree-optimization/33953
138 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
139 allocate vec_oprnds1 according to the number of created vector
140 statements. In case of shift with scalar argument, store scalar operand
141 for every vector statement to be created for the SLP node. Fix a
144 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
146 * gcse.c (CUID_INSN): Remove.
148 (alloc_gcse_mem): Don't allocate cuid_insn.
149 (free_gcse_mem): Don't free cuid_insn.
151 2007-11-10 Jakub Jelinek <jakub@redhat.com>
154 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
158 * tree-inline.h (copy_body_data): Add regimplify field.
159 * tree-inline.c (copy_body_r): Set id->regimplify to true
160 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
162 (copy_bb): Clear id->regimplify before walk_tree, if it is
163 set afterwards, regimplify the whole statement.
165 PR tree-optimization/33680
166 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
167 if the added cast involves variable length types.
169 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
170 Maxim Kuvyrkov <maxim@codesourcery.com>
172 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
173 instead of TRUE_BARRIER for jumps. Add register dependencies
174 even when reg_pending_barrier is set.
176 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
178 * haifa-sched.c (haifa_classify_insn): Rename to ...
179 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
180 handle PARALLELs by recursing. Use it ...
181 (haifa_classify_insn): ... here. Reimplement.
183 2007-11-09 Richard Guenther <rguenther@suse.de>
185 * bitmap.h (bitmap_single_bit_set_p): Declare.
186 * bitmap.c (bitmap_single_bit_set_p): New function.
187 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
188 (maybe_create_global_var): Use bitmap_empty_p.
190 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
191 Jakub Jelinek <jakub@redhat.com>
193 PR rtl-optimization/34012
194 * fwprop.c (try_fwprop_subst): Do not replace if the new
195 SET_SRC has a higher cost than the old one.
197 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
199 PR rtl-optimization/33732
200 * reload.c (push_reload): Check that the REG_DEAD note was referring
201 to a hardreg or to a pseudo that has been assigned exactly one hardreg
202 before considering it in order to select the reload register.
203 (combine_reloads): Likewise.
204 (find_dummy_reload): Likewise.
206 2007-11-09 Richard Guenther <rguenther@suse.de>
208 * tree-flow.h (struct ptr_info_def): Make escape_mask a
210 (struct ptr_info_def): Likewise.
211 (enum escape_type): Also use bit zero.
213 2007-11-09 Richard Guenther <rguenther@suse.de>
215 PR tree-optimization/33604
216 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
217 Disregard changes in CV qualifiers of pointed to types for
218 forward propagating ADDR_EXPRs.
219 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
222 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
224 * dse.c (find_shift_sequence): Always choose an integer mode for
226 (replace_read): Require both the read and store mode to be
227 integer ones. Remove a then-redundant FLOAT_P check.
229 2007-11-08 Richard Guenther <rguenther@suse.de>
231 * tree-dfa.c (remove_referenced_var): If removing a
232 variable which has subvars, also remove those from
233 the referenced vars. Do not create a variable annotation.
235 2007-11-08 Bob Wilson <bob.wilson@acm.org>
237 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
238 argument for gen_entry calls.
239 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
240 (entry): Use the new attribute value. Remove unused first operand.
242 2007-11-08 Tom Tromey <tromey@redhat.com>
244 * c-parser.c (c_parser_translation_unit): Use location in error.
245 (c_parser_external_declaration): Likewise.
246 (c_parser_declaration_or_fndef): Likewise.
247 (c_parser_enum_specifier): Likewise.
248 (c_parser_struct_or_union_specifier): Likewise.
249 (c_parser_struct_declaration): Likewise.
250 (c_parser_typeof_specifier): Likewise.
251 (c_parser_parms_list_declarator): Likewise.
252 (c_parser_asm_string_literal): Likewise.
253 (c_parser_braced_init): Likewise.
254 (c_parser_initelt): Likewise.
255 (c_parser_compound_statement_nostart): Likewise.
256 (c_parser_statement_after_labels): Likewise.
257 (c_parser_do_statement): Likewise.
258 (c_parser_asm_statement): Likewise.
259 (c_parser_conditional_expression): Likewise.
260 (c_parser_unary_expression): Likewise.
261 (c_parser_sizeof_expression): Likewise.
262 (c_parser_postfix_expression): Likewise.
263 (c_parser_postfix_expression_after_paren_type): Likewise.
264 (c_parser_objc_class_instance_variables): Likewise.
265 (c_parser_objc_method_definition): Likewise.
266 (c_parser_objc_methodprotolist): Likewise.
267 (c_parser_pragma): Likewise.
268 (c_parser_omp_clause_num_threads): Likewise.
269 (c_parser_omp_clause_schedule): Likewise.
270 (c_parser_omp_all_clauses): Likewise.
271 (c_parser_omp_sections_scope): Likewise.
272 (c_parser_label): Use location of label, not colon.
274 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
277 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
280 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
283 * ipa-pure-const.c (static_execute): Added code to keep recursive
284 functions from being marked as pure or const.
285 * ipa-utils.c (searchc): Fixed comment.
287 2007-11-08 Tom Tromey <tromey@redhat.com>
289 * common.opt (fshow-column): Default to 0.
290 * configure: Rebuilt.
291 * configure.ac (--enable-mapped-location): Default to 'yes'.
293 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
295 * common.opt: Add pointer to doc/options.texi.
296 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
297 -fipa-reference): Add or correct doc. Sorted options list for -Os
300 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
303 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
304 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
305 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
306 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
307 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
308 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
309 to TARGET_BIG_ENDIAN_DEFAULT.
310 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
311 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
312 to TARGET_BIG_ENDIAN_DEFAULT.
314 2007-11-07 Diego Novillo <dnovillo@google.com>
316 * tree.h (struct tree_struct_field_tag): Move field
318 (struct tree_memory_tag): ... here.
320 2007-11-07 Diego Novillo <dnovillo@google.com>
323 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
324 (SFT_IN_NESTED_STRUCT): Define.
325 * tree-dfa.c (dump_subvars_for): Show offset of each
327 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
328 * tree-ssa-structalias.c (struct variable_info): Likewise.
329 (push_fields_onto_fieldstack): If OFFSET is positive,
330 set in_nested_struct.
331 (create_variable_info_for): Copy setting of
332 in_nested_struct from the field offset object.
333 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
334 variable info object.
335 * tree-ssa-operands.c (add_vars_for_offset): If VAR
336 belongs to a nested structure, adjust OFFSET by
339 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
341 PR rtl-optimization/33737
342 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
343 target block after computing the probabilities of outgoing edges.
344 Cap the frequency to BB_FREQ_MAX.
345 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
346 frequency of the basic block if it has been reused.
348 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
350 PR rtl-optimization/33822
351 * rtl.h (REG_OFFSET): Fix comment.
352 * var-tracking.c (INT_MEM_OFFSET): New macro.
353 (var_mem_set): Use it.
354 (var_mem_delete_and_set): Likewise.
355 (var_mem_delete): Likewise.
356 (same_variable_part_p): Likewise.
357 (vt_get_decl_and_offset): Likewise.
358 (offset_valid_for_tracked_p): New predicate.
359 (count_uses): Do not track locations with invalid offsets.
360 (add_uses): Likewise.
361 (add_stores): Likewise.
363 2007-11-07 Tom Tromey <tromey@redhat.com>
365 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
366 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
368 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
369 Andrey Belevantsev <abel@ispras.ru>
371 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
372 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
373 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
374 Save calculated max_asap in it.
375 (sms_schedule): Calculate maxii using max_asap.
377 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
379 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
380 with -mhard-dfp/-mno-hard-dfp.
382 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
383 Jakub Jelinek <jakub@redhat.com>
386 * haifa-sched.c (check_sched_flags): Remove.
387 (sched_init): Don't call it.
389 2007-11-06 Diego Novillo <dnovillo@google.com>
391 * tree-flow.h (struct fieldoff): Reformat comment.
393 * tree-ssa-operands.c: Tidy top-level comments.
395 (add_vars_for_offset): Tidy parameter formatting..
396 (get_addr_dereference_operands): Likewise.
397 (get_indirect_ref_operands): Likewise.
398 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
399 <OMP_ATOMIC_STORE>: Likewise.
401 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
404 * config/i386/driver-i386.c: Test for __GNUC__ instead of
405 GCC_VERSION which is always defined.
407 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
410 * reload1.c (find_reloads): Also check in_reg when handling a
411 simple move with an input reload and a destination of a hard
414 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
416 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
417 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
418 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
419 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
420 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
421 (m68k_sched_attr_type2): New function.
422 (sched_adjust_cost_state): New static variable.
423 (m68k_sched_adjust_cost): New static function implementing
425 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
426 New static variables.
427 (m68k_sched_variable_issue): New static function implementing
429 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
430 (sched_dump_split_class): New static function.
431 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
433 (sched_dump_dfa_class, m68k_sched_dump): New static function.
434 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
435 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
436 m68k_sched_dfa_post_advance_cycle): New static functions implementing
439 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
440 (CPU_UNITS_QUERY): Define.
442 * config/m68k/cf.md: New file.
443 * config/m68k/m68.md (cf.md): New include.
445 2007-11-06 Tom Tromey <tromey@redhat.com>
447 PR c++/32256, PR c++/32368:
448 * function.c (saved_in_system_header): New global.
449 (push_cfun): Save in_system_header.
450 (pop_cfun): Restore in_system_header.
451 (push_struct_function): Save in_system_header.
453 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
457 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
458 (complete_array_type): Set canonical type appropriately.
459 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
460 C and C++ front ends now have different versions of this function,
461 because the C++ version needs to maintain canonical types here.
463 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
465 * tree-parloops.c (reduction_info): Remove reduction_init field.
466 (initialize_reductions): Remove creation of the reduction_init variable.
467 (struct data_arg): Remove.
468 (add_field_for_reduction, create_stores_for_reduction): New functions.
469 (add_field_for_name): Remove reduction handling.
470 (separate_decls_in_loop): Call add_field_for_reduction,
471 create_stores_for_reduction.
473 2007-11-06 Jakub Jelinek <jakub@redhat.com>
475 PR tree-optimization/33458
476 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
477 !is_gimple_val PHI argument, gimplify it and insert it on edge.
479 PR tree-optimization/33993
480 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
481 rather than build_constructor_from_list if all list values are
483 (get_initial_def_for_induction): Use build_vector instead of
484 build_constructor_from_list.
486 2007-11-05 Mark Mitchell <mark@codesourcery.com>
489 * tree.h (DECL_INIT_PRIORITY): Do not require
490 DECL_HAS_INIT_PRIORITY_P.
491 (DECL_FINI_PRIORITY): Likewise.
492 * tree.c (decl_init_priority_lookup): Remove assert.
493 (decl_fini_priority_insert): Likewise.
494 * cgraphunit.c (static_ctors): Make it a VEC.
495 (static_dtors): Likewise.
496 (record_cdtor_fn): Adjust accordingly.
497 (build_cdtor): Generate multiple functions for each initialization
499 (compare_ctor): New function.
500 (compare_dtor): Likewise.
501 (cgraph_build_cdtor_fns): Sort the functions by priority before
503 (cgraph_build_static_cdtor): Put the priority in the function's
506 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
509 * common.opt: Add shared and pie.
511 2007-11-05 Bob Wilson <bob.wilson@acm.org>
513 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
514 replace references to virtual_stack_vars_rtx in goto_handler.
516 2007-11-05 Paul Brook <paul@codesourcery.com>
518 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
519 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
520 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
521 arm_lang_output_object_attributes_hook.
522 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
523 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
524 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
526 * config/arm/t-arm.c (arm.o): New rule.
527 * config/arm/arm-c.c: New file.
529 2007-11-05 Nick Clifton <nickc@redhat.com>
530 Sebastian Pop <sebastian.pop@amd.com>
532 PR tree-optimization/32540
533 PR tree-optimization/33922
534 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
535 * tree-ssa-pre.c: Include params.h.
536 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
537 to limit the maximum length of the PA set for a given block.
538 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
539 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
541 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
543 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
544 __fixunssfDI): Make return type unsigned.
545 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
546 __fixunssfDI): Make return type unsigned.
548 2007-11-05 Jakub Jelinek <jakub@redhat.com>
550 PR tree-optimization/33856
551 * tree-data-ref.c (get_references_in_stmt): Don't add
552 REFERENCE_CLASS_P trees to references vector if get_base_address
553 returns NULL on them.
555 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
557 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
559 2007-11-04 Andrew Pinski <pinskia@gmail.com>
562 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
563 for TRUTH_NOT_EXPR to type.
565 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
567 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
569 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
572 * dwarf2out.c (add_calling_convention_attribute): Change
573 second argument. Set calling convention to DW_CC_program for
574 Fortran main program.
575 (gen_subprogram_die): Adjust to new prototype for
576 add_calling_convention_attribute.
578 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
580 PR tree-optimization/33987
581 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
583 (vectorizable_reduction): Add type check.
585 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
588 * c-parser.c (c_parser_statement_after_labels): Error if a
589 declaration is parsed after a label.
591 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
594 * reorg.c (emit_delay_sequence): Do not clear the locator on
595 the jump instruction.
597 2007-11-03 Jakub Jelinek <jakub@redhat.com>
600 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
601 current sched region.
603 2007-11-02 Jakub Jelinek <jakub@redhat.com>
605 * config/ia64/ia64.c (struct reg_write_state): Change into
606 unsigned short bitfields rather than unsigned int, decrease
607 first_pred to just 10 bits.
608 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
610 (rws_insn_set, rws_insn_test): New functions.
611 (in_safe_group_barrier): New variable.
612 (rws_update): Remove first argument, always set rws_sum array.
613 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
614 or update rws_sum if !in_safe_group_barrier, adjust rws_update
616 (rtx_needs_barrier): Use rws_insn_test macro.
617 (safe_group_barrier_needed): Don't save/restore rws_sum array,
618 instead set/clear in_safe_group_barrier flag.
620 2007-11-02 Bob Wilson <bob.wilson@acm.org>
622 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
623 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
624 pointer or frame pointer.
625 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
626 (MUST_USE_SJLJ_EXCEPTIONS): Define.
627 (DWARF2_UNWIND_INFO): Define.
628 (INCOMING_RETURN_ADDR_RTX): Define.
629 (DWARF_FRAME_RETURN_COLUMN): Define.
631 2007-11-02 Tom Tromey <tromey@redhat.com>
633 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
636 2007-11-02 Diego Novillo <dnovillo@google.com>
638 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
639 argument from function pointer ANALYZE_EXPR. Update all
641 * cgraph.c (debug_cgraph_node): New.
644 2007-11-02 Jakub Jelinek <jakub@redhat.com>
646 PR rtl-optimization/33648
647 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
648 the newly created basic block.
650 2007-11-01 Richard Guenther <rguenther@suse.de>
652 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
654 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
656 PR rtl-optimization/33828
657 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
660 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
662 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
663 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
664 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
666 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
668 * gcc.c (getenv_spec_function): Escape the environment variable's
671 2007-11-01 Janis Johnson <janis187@us.ibm.com>
673 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
674 show that CSE means common subexpression elimination. Change wording
675 for -fsee and define LCM. Remove capitalization of optimizations
676 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
678 2007-11-01 Janis Johnson <janis187@us.ibm.com>
681 * doc/sourcebuild.texi (Test Directives): Document that xfail
682 has no effect for dg-do except when dg-do-what is "run".
684 2007-11-01 Tom Tromey <tromey@redhat.com>
686 * c-decl.c (grokdeclarator): Set decl source locations.
687 * c-parser.c (c_parser_enum_specifier): Set location.
688 (c_parser_struct_or_union_specifier): Likewise.
690 2007-11-01 Tom Tromey <tromey@redhat.com>
692 * print-tree.c (print_node): Print column number.
694 2007-11-01 Jakub Jelinek <jakub@redhat.com>
697 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
698 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
699 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
701 PR rtl-optimization/33673
702 * gcse.c (cprop_jump): If a conditional jump has been optimized
703 into unconditional jump, make the remaining normal edge fallthru
704 and delete the jump insn.
706 2007-11-01 Ben Elliston <bje@au.ibm.com>
708 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
709 (set_mem_attrs_from_reg): Likewise.
711 2007-11-01 Michael Matz <matz@suse.de>
713 PR tree-optimization/33961
714 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
715 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
716 (add_or_mark_expr): New argument 'store', using it to search
718 (nt_init_block): Adjust calls to add_or_mark_expr.
720 2007-10-31 Jakub Jelinek <jakub@redhat.com>
723 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
724 for the first push_operand.
726 2007-10-31 Revital Eres <eres@il.ibm.com>
728 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
729 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
730 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
731 movmisalignv2sf, vcondv2sf): New.
732 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
733 UNSPEC_EXTODD_V2SF): Define new constants.
734 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
735 paired_emit_vector_cond_expr): New.
736 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
737 * config/rs6000/rs6000.c (paired_expand_vector_move,
738 paired_emit_vector_cond_expr, paired_emit_vector_compare):
740 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
742 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
744 PR tree-optimization/32377
745 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
746 work also for unknown number of iterations.
747 (analyze_subscript_affine_affine): Clean up. Don't fail when the
748 number of iterations is not known.
750 2007-10-31 Richard Guenther <rguenther@suse.de>
753 * fold-const.c (extract_muldiv_1): Make sure to not introduce
754 new undefined integer overflow.
755 (fold_binary): Avoid useless conversion.
757 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
760 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
763 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
765 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
767 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
768 with -mhard-dfp/-mno-hard-dfp.
769 * config/s390/s390.opt: Likewise.
770 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
773 2007-10-30 Janis Johnson <janis187@us.ibm.com>
775 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
777 2007-10-30 Janis Johnson <janis187@us.ibm.com>
779 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
780 optimization options.
781 (Optimize Options): Add -fdce and -fdse to the list of optimizations
782 enabled by -O. Document -fdce and -fdse.
784 2007-10-30 Jakub Jelinek <jakub@redhat.com>
787 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
788 convert second operand of COMPOUND_EXPR to the original type of
791 2007-10-30 Richard Guenther <rguenther@suse.de>
793 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
794 of loop adding SFTs as virtual operands.
796 2007-10-30 Richard Guenther <rguenther@suse.de>
798 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
800 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
802 PR tree-optimization/32893
803 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
804 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
806 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
808 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
810 (sub_ddmmss): Likewise.
811 (umul_ppmm): Likewise.
812 (udiv_qrnnd): Likewise.
814 2007-10-29 Janis Johnson <janis187@us.ibm.com>
817 * doc/sourcebuild.texi (Test Directives): Document that dg-require
818 directives must come before dg-additional-sources.
820 2007-10-29 Jakub Jelinek <jakub@redhat.com>
822 PR tree-optimization/33723
823 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
824 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
826 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
828 PR tree-optimization/33614
829 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
830 if they can't be reduced to VECTOR_CSTs and aren't legitimate
831 initializer constants.
833 2007-10-29 Richard Guenther <rguenther@suse.de>
835 PR tree-optimization/33870
836 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
837 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
840 2007-10-29 Richard Guenther <rguenther@suse.de>
842 * passes.c (init_optimization_passes): Exchange store_copy_prop
844 * tree-pass.h (pass_store_copy_prop): Remove.
845 * tree-ssa-copy.c (do_store_copy_prop): Remove.
846 (stmt_may_generate-copy): Do not handle store_copy_prop.
847 (get_copy_of_val): Likewise.
848 (set_copy_of_val): Likewise.
849 (copy_prop_visit_assignment): Likewise.
850 (copy_prop_visit_stmt): Likewise.
851 (copy_prop_visit_phi_node): Likewise.
852 (init_copy_prop): Likewise.
853 (execute_copy_prop): Likewise.
854 (do_copy_prop): Remove.
855 (gate_store_copy_prop): Likewise.
856 (store_copy_prop): Likewise.
857 (pass_store_copy_prop): Likewise.
858 (pass_copy_prop): Call execute_copy_prop.
859 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
860 * common.opt (ftree-store-copy-prop): Mark obsolete.
861 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
863 2007-10-29 Ian Lance Taylor <iant@google.com>
865 * ifcvt.c (noce_can_store_speculate_p): New static function.
866 (noce_process_if_block): Call it.
867 (if_convert): Remove recompute_dominance parameter. Change all
870 2007-10-29 Richard Guenther <rguenther@suse.de>
872 * tree-flow-inline.h (get_subvar_at): Use binary search.
873 (get_first_overlapping_subvar): New function to binary search
874 for the first overlapping subvar.
875 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
876 just handle adding subvars for a pointed-to subvar. Optimize
877 and use get_first_overlapping_subvar.
878 (add_vars_for_bitmap): Fold into single caller.
879 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
880 and non pointed-to bits of add_vars_for_offset.
882 2007-10-29 Revital Eres <eres@il.ibm.com>
884 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
886 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
887 Zdenek Dvorak <ook@ucw.cz>
890 reduction support for automatic parallelization.
892 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
894 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
895 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
896 and OMP_ATOMIC_STORE.
897 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
898 * gimple-low.c (lower_stmt): Same.
899 * gimplify.c (gimplify_expr): Same.
900 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
901 gimplify_omp_atomic_mutex): Remove.
902 (gimplify_omp_atomic): Change it to simply gimplify the
903 statement instead of expanding it.
904 * omp-low.c: Add includes to optabs.h, cfgloop.h.
905 (expand_omp_atomic, expand_omp_atomic_pipeline,
906 goa_stabilize_expr, expand_omp_atomic_mutex,
907 expand_omp_atomic_fetch_op): New functions to implement
908 expansion of OMP_ATOMIC.
909 (expand_omp, build_omp_regions_1): Add support for
910 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
911 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
913 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
915 * tree-parloops.c: add include to tree-vectorizer.h.
916 (reduction_info): New structure for reduction.
917 (reduction_list): New list to represent list of reductions per loop.
918 (struct data_arg): New helper structure for reduction.
919 (reduction_info_hash, reduction_info_eq, reduction_phi,
920 initialize_reductions, create_call_for_reduction,
921 create_phi_for_local_result, create_call_for_reduction_1,
922 create_loads_for_reductions, create_final_loads_for_reduction):
924 (loop_parallel_p): Identify reductions, add reduction_list parameter.
925 (separate_decls_in_loop_name): Support reduction variables.
926 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
927 call create_loads_for_reduction for each reduction.
928 (canonicalize_loop_ivs): Identify reductions, add reduction_list
930 (transform_to_exit_first_loop): Add reduction support, add
931 reduction_list parameter.
932 (gen_parallel_loop): Add reduction_list parameter. Add call
933 separate_decls_in_loop with
934 the new argument. Traverse reductions and call
935 initialize_reductions, create_call_for_reduction.
936 (parallelize_loops): Create and delete the reduction list.
937 (add_field_for_name): Change use of data parameter. Add fields for
939 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
940 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
941 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
942 * tree-inline.c (estimate_num_insns_1): add cases for
943 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
944 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
945 * tree-ssa-operands.c (get_addr_dereference_operands):
946 New function. Subroutine of get_indirect_ref_operands.
947 (get_indirect_ref_operands): Call get_addr_dereference_operands.
948 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
951 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
953 * config/cris/cris.c: Include df.h.
954 (cris_address_cost): Add gcc_assert for canonicalization
955 assumptions. For PLUS with MULT or register, correct
956 test for register in other arm. Tweak comments.
958 2007-10-28 Richard Guenther <rguenther@suse.de>
960 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
961 telling if the var is to be treated as points-to location.
962 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
963 (add_virtual_operand): Only recurse into MPTs if aliases
966 2007-10-28 Richard Guenther <rguenther@suse.de>
968 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
969 (add_vars_for_bitmap): Do not recurse further. Only add vars
971 (add_virtual_operand): Re-instantiate loop to add operands for
972 aliases. Recurse into MPTs.
973 (get_indirect_ref_operands): If we fall back to use a pointers
974 SMT, make sure to not prune based on the access offset and size.
976 2007-10-28 Andrew Pinski <pinskia@gmail.com>
979 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
980 the eh information on the statement.
982 2007-10-28 Richard Guenther <rguenther@suse.de>
984 * tree-flow.h (subvar_t): Make it a VEC.
985 (struct subvar): Remove.
986 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
987 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
989 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
990 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
991 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
992 (set_initial_properties): Likewise.
993 (setup_pointers_and_addressables): Likewise.
994 (new_type_alias): Likewise.
995 (create_overlap_variables_for): Likewise.
996 * tree-dfa.c (dump_subvars_for): Likewise.
997 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
998 (get_expr_operands): Likewise.
999 (add_to_addressable_set): Likewise.
1000 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
1002 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
1004 PR tree-optimization/33920
1005 * tree-if-conv.c (tree_if_conversion): Force predicate of single
1006 successor bb to true when predecessor bb has NULL predicate.
1007 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
1009 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1011 * config/mips/mips.md: Add combiner patterns for DImode extensions
1012 of HImode and QImode truncations. Reformat HImode <- QImode pattern
1015 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
1018 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
1020 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
1022 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
1023 LIBCALL notes if they are about to be moved to the same insn.
1025 2007-10-27 Richard Guenther <rguenther@suse.de>
1027 PR tree-optimization/33870
1028 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
1029 duplication. Remove redundant call to access_can_touch_variable.
1030 (add_vars_for_bitmap): New helper for recursing over MPT contents.
1031 (add_virtual_operand): Use it.
1033 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
1036 * pa.h (ASM_PN_FORMAT): Delete define.
1038 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1040 * doc/invoke.texi (Option Summary, optimizations): Remove
1041 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1042 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1043 -fsplit-wide-types to match later entry. Break up a long line.
1044 (Option Summary, code gen options) Add -fno-stack-limit. Add
1045 missing @gol to the end of a line.
1046 (Optimization Options): Remove -fbounds-check, which is also
1047 documented under Code Generation Options. Remove =n from
1048 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1049 to -fcprop-registers to match other options, and say when it is
1050 enabled rather than disabled. Remove extra index entry for
1051 -fno-cx-limited-range. Add index entries for -fstack-protector
1052 and -fstack-protector-all.
1053 (Code Gen Options): Add index entry for -ftls-model.
1055 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1057 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1058 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1059 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1060 expand_epilogue, output_movhi): Don't handle 'main' function.
1061 (avr_attribute_table): Add 'OS_task' function attribute.
1062 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1064 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1065 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1067 * config/avr/avr.opt (minit-stack): Remove.
1069 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1071 * tree-nested.c (get_trampoline_type): Fix thinko.
1073 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1076 * tree.c (build_offset_type): Build canonical type based on the
1077 TYPE_MAIN_VARIANT of the base type.
1079 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1081 * reorg.c (emit_delay_sequence): Move insn locator from the
1082 first insn to the sequence.
1084 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1086 * ipa-pure-const.c (check_decl): Return immediately when
1087 pure_const_state has been set to IPA_NEITHER.
1089 2007-10-25 Ira Rosen <irar@il.ibm.com>
1091 PR tree-optimization/33833
1092 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1093 and convert init to sizetype in inner_base construction.
1095 2007-10-25 Richard Guenther <rguenther@suse.de>
1097 * tree-flow.h (mem_sym_stats): Remove.
1098 (dump_mem_sym_stats_for_var): Declare.
1099 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1100 (mem_sym_stats): Move ...
1101 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1102 (mem_sym_score): Rename from ...
1103 (pscore): ... this. Remove.
1104 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1105 not the frequencies.
1106 (compare_mp_info_entries): Make sort stable by disambiguating
1109 2007-10-25 Ira Rosen <irar@il.ibm.com>
1111 PR tree-optimization/33866
1112 * tree-vect-transform.c (vectorizable_store): Check operands of all
1113 the stmts in the group of strided accesses. Get def stmt type for each
1114 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1116 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1118 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1119 (Yt): Rename register constraint to Y2.
1120 * config/i386/sse.md: Use renamed register constraints.
1121 * config/i386/mmx.md: Ditto.
1122 * config/i386/i386.md: Ditto.
1124 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1126 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1128 2007-10-24 Chao-ying Fu <fu@mips.com>
1130 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1131 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1133 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1134 Olga Golovanevsky <olga@il.ibm.com>
1136 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1137 the compiler that wr.wrap and wr.domain are initialized in
1140 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1142 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1143 to print gcov_type values.
1145 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1147 * config/avr/avr.h: Do not include progmem_section definition when
1148 building with IN_TARGET_LIBS.
1150 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1153 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1154 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1155 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1156 (mips_orphaned_high_part_p: New functions.
1157 (mips_avoid_hazard): Don't check INSN_P here.
1158 (mips_avoid_hazards): Rename to...
1159 (mips_reorg_process_insns): ...this. Cope with
1160 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
1161 or turn them into nops.
1162 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
1163 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
1164 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
1165 (mips_override_options): Set flag_delayed_branch to 0.
1167 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1169 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
1170 MIPS-specific implementation details.
1171 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
1172 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
1173 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
1174 for targets with movmemsi.
1175 (MOVE_BY_PIECES_P): Define.
1176 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
1177 (mips_block_move_loop): Add a bytes_per_iter argument.
1178 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
1179 Update call to mips_block_move_loop.
1181 2007-10-24 Michael Matz <matz@suse.de>
1184 * var-tracking.c (variable_union): Don't break after one loop
1185 iteration but only when a difference is found.
1186 (dump_variable): Also print DECL_UID.
1188 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1190 * ipa-type-escape.h: Expose function
1191 is_array_access_through_pointer_and_index.
1193 (is_array_access_through_pointer_and_index):
1194 Add three new parameters. Add support of
1195 POINTER_PLUS_EXPR tree code.
1197 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1199 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
1200 * tree-pass.h: Add pass_ipa_struct_reorg.
1201 * common.opt: Add ipa-struct-reorg flag.
1202 * Makefile.in: Add ipa-strcut-reorg.o compilation.
1203 * passes.c: Add pass pass_ipa_struct_reorg.
1204 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
1205 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
1207 2007-10-24 Ira Rosen <irar@il.ibm.com>
1209 PR tree-optimization/33804
1210 * tree-vect-transform.c (vectorizable_operation): Remove the
1211 checks that the vectorization is worthwhile from the transformation
1214 2007-10-24 Ira Rosen <irar@il.ibm.com>
1216 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
1217 vectype cannot be determined for the scalar type.
1218 (vect_analyze_slp_instance): Likewise.
1219 * tree-vect-transform.c (vect_model_reduction_cost): Change the
1220 return type to bool. Return false if vectype cannot be determined
1221 for the scalar type.
1222 (vect_get_constant_vectors): Return false if vectype cannot be
1223 determined for the scalar type.
1224 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1225 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1226 vectorizable_reduction): Likewise.
1228 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1230 * config.gcc: For a FreeBSD target, parse the value of ${target}
1231 to determine the value of FBSD_MAJOR, instead of adding an
1232 explicit check for every possible FreeBSD major version.
1234 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1236 PR rtl-optimization/33846
1237 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1239 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1241 PR tree-optimization/33860
1242 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1243 interleaved accesses in case the dr is inside the inner-loop during
1244 outer-loop vectorization.
1246 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1248 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1249 Document MEM_POINTER. Replace mentions of "integrated"
1250 field with "return_val". Delete outdated stuff.
1252 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1254 * config/rs6000/rs6000.c (rs6000_override_options): Set
1255 rs6000_altivec_abi on AIX.
1256 (conditional_register_usage): Set VR20:31 fixed on AIX.
1258 2007-10-23 Richard Guenther <rguenther@suse.de>
1260 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1263 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1264 David S. Miller <davem@davemloft.net>
1266 * df-scan.c (df_get_call_refs): Mark global registers as both a
1267 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1269 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1271 PR tree-optimization/33834
1272 PR tree-optimization/33835
1273 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1274 stmts need to be checked for success seperately.
1275 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1276 Remove the check that stmt is not LIVE.
1277 (vectorizable_assignment, vectorizable_induction): Likewise.
1278 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1279 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1281 (vectorizable_live_operation): Check that op is not NULL.
1283 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1285 * doc/invoke.texi (Optimization Options): In the summary, show
1286 that the value for options -falign-jumps, -falign-labels,
1287 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1288 -fsched-stalled-insns-dep is optional. In the summary, show that
1289 -fsched-stalled-insns takes an optional argument and that
1290 -fparallelize-loops takes an argument. Add opindex for several
1291 optimization options, and fix typos in the opindex commands for
1292 several others. In the descriptions for -fsched-stalled-insns
1293 and -fsched-stalled-insns-dep, show the options with and without
1296 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1298 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1300 * config/avr/avr.h (LINK_SPEC): Likewise.
1301 (CRT_BINUTILS_SPECS): Likewsie.
1302 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1304 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1306 PR rtl-optimization/33644
1307 * cfgcleanup.c: Do not include dce.h.
1308 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1309 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1310 * dce.c (something_changed): Delete.
1311 (libcall_dead_p): New predicate.
1312 (delete_unmarked_insns): Use it to delete dead libcalls.
1313 Deal with REG_LIBCALL and REG_RETVAL notes.
1314 (prescan_libcall_for_dce): New function.
1315 (prescan_insns_for_dce): Use it to deal with libcalls.
1316 (mark_reg_dependencies): Do nothing special for libcalls.
1317 (dce_process_block): Likewise.
1318 (fast_dce): Delete unused local variable.
1319 (run_fast_dce): Do not return a value.
1320 * dce.h (struct df): Delete.
1321 (run_fast_dce): Adjust prototype.
1322 * optabs.c (libcall_id): Delete.
1323 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1324 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1325 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1326 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1327 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1328 notes instead of REG_LIBCALL_ID notes.
1329 * reg-notes.def (LIBCALL_ID): Delete.
1330 * Makefile.in (see.o): Add dce.h dependency.
1331 (cfgcleanup.o): Remove dce.h dependency.
1333 2007-10-22 Michael Matz <matz@suse.de>
1335 PR tree-optimization/33855
1336 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1339 2007-10-22 Ira Rosen <irar@il.ibm.com>
1341 PR tree-optimization/33854
1342 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1343 FLOAT_EXPR to the list of promotion operations.
1345 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1349 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
1350 (print_reg): Print register prefix only with AT&T asm syntax.
1351 Support pc_rtx for RIP register.
1352 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
1353 relative addressing. Always print segment register prefix with AT&T
1354 asm syntax and never with Intel asm syntax.
1355 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
1356 Fix prefix for 16-byte XFmode operands.
1357 (output_addr_const_extra): Support Intel asm syntax.
1358 (x86_file_start): Don't use register prefix with Intel asm syntax.
1359 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
1360 ("return_internal_long"): Fix Intel asm syntax output.
1361 ("set_got_rex64"): Support Intel asm syntax.
1362 ("set_rip_rex64"): Likewise.
1363 ("set_got_offset_rex64"): Likewise.
1364 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
1366 ("*tls_global_dynamic_64"): Likewise.
1367 ("*tls_local_dynamic_base_64"): Likewise.
1368 ("*load_tp_si")("*load_tp_di"): Likewise.
1369 ("*add_tp_si")("*add_tp_di"): Likewise.
1370 ("*tls_dynamic_lea_64"): Likewise.
1371 ("*sibcall_value_1_rex64_v"): Likewise.
1372 ("stack_tls_protect_set_si"): Likewise.
1373 ("stack_tls_protect_set_di"): Likewise.
1374 ("stack_tls_protect_test_si"): Likewise.
1375 ("stack_tls_protect_test_di"): Likewise.
1376 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
1378 ("*movv2sf_internal_rex64"): Likewise.
1379 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
1380 (__get_cpuid_max): Likewise.
1382 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1384 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
1385 the STRICT_P argument type "bool" rather than "int".
1386 (mips_legitimate_address_p): Likewise.
1387 (fp_register_operand, lo_operand): Delete.
1388 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1389 (mips_emit_scc): Rename to...
1390 (mips_expand_scc): ...this.
1391 (gen_conditional_branch): Rename to...
1392 (mips_expand_conditional_branch): ...this.
1393 (gen_conditional_move): Rename to...
1394 (mips_expand_conditional_move): ...this.
1395 (mips_gen_conditional_trap): Rename to...
1396 (mips_expand_conditional_trap): ...this and take an rtx code instead
1397 of an operands array.
1398 (mips_expand_call): Give the SIBCALL_P argument type "bool"
1400 (mips_emit_fcc_reload): Rename to...
1401 (mips_expand_fcc_reload): ...this.
1402 (init_cumulative_args): Rename to...
1403 (mips_init_cumulative_args): ...this and remove the libname argument.
1404 (function_arg_advance): Rename to...
1405 (mips_function_arg_advance): ...this.
1406 (function_arg): Rename to...
1407 (mips_function_arg): ...this and use "rtx" instead of
1409 (function_arg_boundary): Rename to...
1410 (mips_function_arg_boundary): ...this.
1411 (mips_expand_unaligned_load): Rename to...
1412 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1413 and BITPOS arguments type "HOST_WIDE_INT".
1414 (mips_expand_unaligned_store): Rename to...
1415 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1416 and BITPOS arguments type "HOST_WIDE_INT".
1417 (override_options): Rename to...
1418 (mips_override_options): ...this.
1419 (print_operand): Rename to...
1420 (mips_print_operand): ...this.
1421 (print_operand_address): Rename to...
1422 (mips_print_operand_address): ...this.
1423 (mips_output_ascii): Remove the PREFIX argument.
1424 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1426 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1427 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
1428 of "struct rtx_def *".
1429 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1431 (build_mips16_call_stub): Delete.
1432 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1433 (mips_use_ins_ext_p): Give the second and third arguments type
1434 "HOST_WIDE_INT" rather than "rtx".
1435 * config/mips/mips.h: Update after the above changes. Tweak comments
1437 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
1438 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1439 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1440 element type from "char" to "bool".
1441 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
1442 (mips_cpu_info_table): Delete.
1443 * config/mips/mips.md: Update after the above changes. Tweak some
1445 * config/mips/mips-ps-3d.md: Likewise.
1446 * config/mips/mips.c: Tweak comments and formatting.
1447 Use NULL-like macros rather than 0 in various places.
1448 (mips_section_threshold): Rename to...
1449 (mips_small_data_threshold): ...this and give it an unsigned type.
1450 (num_source_filenames): Remove explicit initialization.
1451 (sdb_label_count): Likewise.
1452 (sym_lineno): Delete.
1453 (set_noat): Make static.
1454 (mips_branch_likely): Likewise, and give it type "bool".
1455 (mips_isa_info): Rename to...
1456 (mips_isa_option_info): ...this.
1457 (mips_flag_delayed_branch): Rename to...
1458 (mips_base_delayed_branch): ...this.
1459 (mips_split_addresses): Delete.
1460 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1461 element type from "char" to "bool".
1462 (mips_regno_to_class): Add an explicit array size.
1463 (mips16_flipper): Change from type "int" to type "bool".
1464 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
1465 (mips_tls_operand_p): Rename to...
1466 (mips_tls_symbol_p): ...this.
1467 (mips_global_symbol_p): Remove redundant "const".
1468 (mips_offset_within_alignment_p): Simplify.
1469 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
1470 to STRICT_P and give it type bool.
1471 (mips_valid_base_register_p): Likewise.
1472 (mips_classify_address): Likewise.
1473 (mips_legitimate_address_p): Likewise.
1474 (mips16_unextended_reference_p): Take the offset as an
1475 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
1476 (mips_const_insns): Use IN_RANGE.
1477 (mips_force_temporary): Remove an unnecessary copy_rtx.
1478 (mips16_gp_pseudo_reg): Simplify.
1479 (mips_split_symbol): Remove an unnecessary copy_rtx.
1480 (mips_legitimize_tls_address): Only create registers if we need them.
1481 (mips_legitimize_address): Use mips_split_plus.
1482 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
1483 variable COST to NUM_OPS.
1484 (mips_legitimize_move): Use gen_lowpart.
1485 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
1486 (m16_check_op): Use IN_RANGE.
1487 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1488 (mips_split_doubleword_move): Pass booleans to mips_subword.
1489 (mips_output_move): Store the mode in a local variable.
1490 Explicitly assert that this function does not deal with
1491 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
1492 cases more consistent.
1493 (mips_relational_operand_ok_p): Rename to...
1494 (mips_int_order_operand_ok_p): ...this.
1495 (mips_canonicalize_comparison): Rename to...
1496 (mips_canonicalize_int_order_test): ...this.
1497 (mips_emit_int_relational): Rename to...
1498 (mips_emit_int_order_test): ...this. Store the mode in a local
1500 (mips_reverse_fp_cond_p): Rename to...
1501 (mips_reversed_fp_cond): ...this.
1502 (mips_emit_compare): Make the order of the statements more consistent.
1503 (mips_emit_scc): Rename to...
1504 (mips_expand_scc): ...this.
1505 (gen_conditional_branch): Rename to...
1506 (mips_expand_conditional_branch): ...this.
1507 (gen_conditional_move): Rename to...
1508 (mips_expand_conditional_move): ...this. Build the condition
1509 separately from the main pattern.
1510 (mips_gen_conditional_trap): Rename to...
1511 (mips_expand_conditional_trap): ...this and take an rtx code instead
1512 of an operands array. Simplify.
1513 (init_cumulative_args): Rename to...
1514 (mips_init_cumulative_args): ...this. Use memset rather than a
1515 copy from a zeroed static. Use prototype_p and stdarg_p.
1516 (mips_arg_info): Rename to...
1517 (mips_get_arg_info): ...this and put the INFO argument first.
1518 (function_arg): Rename to...
1519 (mips_function_arg): ...this and use "rtx" instead of
1520 "struct rtx_def *". Only split structures into chunks if
1521 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
1522 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
1523 comparison with REAL_TYPE. Rename local variable REG to REGNO
1524 and make it unsigned.
1525 (function_arg_advance): Rename to...
1526 (mips_function_arg_advance): ...this.
1527 (function_arg_boundary): Rename to...
1528 (mips_function_arg_boundary): ...this.
1529 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
1531 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
1532 comparison with REAL_TYPE.
1533 (mips_function_value): Remove the FUNC argument. Rename local
1534 variable UNSIGNEDP to UNSIGNED_P.
1535 (mips_return_in_memory): Use IN_RANGE.
1536 (mips_setup_incoming_varargs): Pass a boolean rather than an int
1537 to FUNCTION_ARG_ADVANCE.
1538 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
1539 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
1540 SIZE and RSIZE if needed.
1541 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
1543 (build_mips16_function_stub): Rename to...
1544 (mips16_build_function_stub): ...this.
1545 (build_mips16_call_stub): Rename to...
1546 (mips16_build_call_stub): ...this. Make static, and return a
1547 "bool" rather than an "int". Rename the ARG_SIZE argument to
1548 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
1549 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
1550 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
1552 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
1553 are not sibling ones.
1554 (mips_emit_fcc_reload): Rename to...
1555 (mips_expand_fcc_reload): ...this.
1556 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1558 (mips_expand_unaligned_load): Rename to...
1559 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1560 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
1562 (mips_expand_unaligned_store): Rename to...
1563 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1564 and BITPOS arguments type "HOST_WIDE_INT".
1565 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
1566 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
1568 (mips_init_split_addresses): Replace with...
1569 (mips_split_addresses_p): ...this new function.
1570 (mips_init_relocs): Check mips_split_addresses_p () rather than
1571 mips_split_addresses. Always initialize mips_split_p with booleans.
1572 (print_operand_reloc): Rename to...
1573 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
1575 (print_operand): Rename to...
1576 (mips_print_operand): ...this.
1577 (print_operand_address): Rename to...
1578 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
1579 (mips_in_small_data_p): Simplify.
1580 (mips_output_ascii): Remove the PREFIX argument and "register"
1581 keywords. Use the STRING parameter directly and cast to
1583 (mips16e_collect_argument_save_p): Use IN_RANGE.
1584 (mips_function_has_gp_insn): Simplify.
1585 (mips_set_return_address): Use BITSET_P.
1586 (mips_restore_gp): Use a separate statement to pick the base
1588 (mips_output_function_prologue): Use a local FRAME variable.
1589 (mips_save_reg): Pass booleans to mips_subword.
1590 (mips_expand_prologue): Use a local FRAME variable. Use
1591 cprestore_size to detect when .cprestore is needed.
1592 (mips_restore_reg): Use GP_REG_FIRST.
1593 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1594 rather than "int". Use local FRAME and REGNO variables.
1595 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1596 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1598 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
1599 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1600 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
1601 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
1602 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
1603 (builtin_description): Rename to...
1604 (mips_builtin_description): ...this.
1605 (mips_bdesc): Rename to...
1606 (mips_ps_bdesc): ...this.
1607 (sb1_bdesc): Rename to...
1608 (mips_sb1_bdesc): ...this.
1609 (dsp_bdesc): Rename to...
1610 (mips_dsp_bdesc): ...this.
1611 (dsp_32only_bdesc): Rename to...
1612 (mips_dsp_32only_bdesc): ...this.
1613 (bdesc_map): Rename to...
1614 (mips_bdesc_map): ...this.
1615 (bdesc_arrays): Rename to...
1616 (mips_bdesc_arrays): ...this.
1617 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
1618 Tweak error message.
1619 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
1620 Rename local variables I and J to OPNO and ARGNO respectively.
1621 Assert that the number of arguments is no more than the number of
1623 (mips_expand_builtin_compare): Use an array of arguments rather
1624 than an array of operands. Assert that the number of operands is
1626 (add_constant): Rename to...
1627 (mips16_add_constant): ...this. Use XNEW.
1628 (dump_constants_1): Rename to...
1629 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
1630 (dump_constants): Rename to...
1631 (mips16_emit_constants): ...this.
1632 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
1633 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
1634 Assign mips16_p to was_mips16_p.
1635 (mips_parse_cpu): Tweak warning message.
1636 (override_options): Rename to...
1637 (mips_override_options): ...this. Move the mips_cost initialization
1638 out of the "shared with GAS" block. Quote option names in error
1640 (mips_conditional_register_usage): Make local variable REGNO unsigned.
1641 (mips_order_regs_for_local_alloc): Remove register keyword.
1643 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1645 * system.h (IN_RANGE): Cast each argument individually.
1647 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1649 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
1650 MIPS16 code unless using o32 or o64.
1652 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1654 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
1655 for modes smaller than 4 bytes.
1656 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
1659 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1661 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
1662 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
1663 (ASM_OUTPUT_ALIGNED_BSS): Delete.
1664 * config/mips/mips.c (mips_output_aligned_bss): Delete.
1666 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1668 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
1669 sibling calls to "mips16" functions if the function satisfies
1670 const_call_insn_operand.
1672 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1674 * config/mips/mips.c (mips_va_start): Fix types in calls
1677 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1679 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
1682 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1684 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
1685 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
1686 instead of checking mips_isa.
1688 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1690 * doc/invoke.texi (-mpaired-single): Don't say that the option
1691 requires 64-bit code.
1692 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
1693 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
1694 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
1695 V2SF if ISA_MIPS32R2.
1696 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
1697 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
1698 to ISA_HAS_NMADD_NMSUB.
1699 (mips_split_doubleword_move): Handle V2SF.
1700 (mips_modes_tieable_p): New function.
1701 (override_options): Report a warning rather than an error when
1702 -mpaired-single is used on ISAs that don't support it; use
1703 ISA_HAS_PAIRED_SINGLE to check that case.
1704 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
1705 and DF move splitters with a single MOVE64 splitter, thereby adding
1706 a V2SF splitter too.
1707 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
1708 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
1709 (HALFMODE): Add V2SF.
1710 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
1711 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
1712 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
1713 (movv2sf_hardfloat_32bit): New pattern.
1714 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
1715 TARGET_DOUBLE_FLOAT conditions.
1717 2007-10-20 Jakub Jelinek <jakub@redhat.com>
1719 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
1720 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
1721 64-bit register in 64-bit libgcc.
1723 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
1725 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
1726 * config/avr/avr.h (LINK_SPEC): Likewise.
1727 (CRT_BINUTILS_SPECS): Likewsie.
1728 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1730 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1732 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
1733 and -Wfatal-errors together.
1735 2007-10-20 Alan Modra <amodra@bigpond.net.au>
1738 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
1739 change for vrsave, ie restore after frame pop.
1741 2007-10-19 David S. Miller <davem@davemloft.net>
1743 * config/sparc/niagara2.md: Fix copyright notice.
1745 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
1747 PR tree-optimization/23820
1748 PR tree-optimization/24309
1749 PR tree-optimization/33766
1750 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
1751 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
1752 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
1753 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
1754 * tree-loop-linear.c (perfect_loop_nest_depth): New.
1755 (linear_transform_loops): Use perfect_loop_nest_depth.
1756 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
1757 should have a single condition: their exit.
1759 2007-10-19 Richard Guenther <rguenther@suse.de>
1763 * stor-layout.c (layout_type): Assert that aggregates do not
1764 have their alias sets set.
1765 * alias.c (get_alias_set): Return alias set zero for incomplete
1766 types, return the alias set of the element for incomplete array
1767 types, but do not remember these.
1769 2007-10-19 Richard Guenther <rguenther@suse.de>
1772 2007-10-19 Richard Guenther <rguenther@suse.de>
1775 * tree.c (build_array_type): Do not re-layout unbound array
1778 2007-10-19 Richard Guenther <rguenther@suse.de>
1781 * tree.c (build_array_type): Do not re-layout unbound array
1784 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1786 * config/mips/mips.c (mips_canonicalize_comparison): Check
1787 mips_relational_operand_ok_p before trying to rewrite the test.
1788 Only calculate PLUS_ONE if needed.
1789 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1792 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1794 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1797 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1799 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1800 the call uses the incoming value of $2.
1802 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1804 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1805 rather then gen_rtx_MEM.
1806 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1808 (mips_set_return_address): Likewise.
1809 (mips_restore_gp): Likewise.
1811 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1813 * config/mips/mips.c (gpr_mode): Delete.
1814 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1815 instead of gpr_mode.
1816 (mips_for_each_saved_reg): Likewise.
1817 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1818 (override_options): Don't initialize gpr_mode.
1819 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1821 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1823 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1825 (mips_class_max_nregs): Calculate the smallest consituent register
1826 size and use that to determine an upper bound on the number of
1829 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1831 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1833 (mips_expand_epilogue): ...here.
1834 (mips_mdebug_abi_name): New function, split out from...
1835 (mips_file_start): ...here.
1836 (mips_hard_regno_mode_ok_p): New function, split out from...
1837 (override_options): ...here.
1838 (mips_expand_builtin_1): New function, split out from...
1839 (mips_expand_buitin): ...here. Abort if we don't recognize
1842 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1844 * config/mips/mips.c (build_mips16_function_stub): Load the
1845 target address into $1 before transfering the arguments.
1846 Don't use ".set noreorder".
1847 (build_mips16_call_stub): Likewise.
1849 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1851 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1852 (mips_output_64bit_xfer): Likewise.
1853 (mips16_fp_args): Rename to...
1854 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1855 with a DIRECTION argument. Use mips_output_32bit_xfer and
1856 mips_output_64bit_xfer.
1857 (build_mips16_function_stub): Update accordingly.
1858 (mips16_fpret_double): Delete.
1859 (build_mips16_call_stub): Update after above changes.
1860 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1861 of mips16_fpret_double. Use GP_REG_RETURN.
1863 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1865 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1866 use asm_out_file instead.
1867 (build_mips16_function_stub): Likewise.
1868 (build_mips16_call_stub, mips_output_function_prologue): Update
1871 2007-10-18 David S. Miller <davem@davemloft.net>
1873 Add Niagara-2 support.
1874 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1875 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1876 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1877 (include): Add inclusion of niagara2.md
1878 * config/sparc/sparc.c (niagara2_costs): New.
1879 (sparc_override_options): Add niagara2 entry to cpu_default[]
1880 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1881 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1882 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1883 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1884 (sparc64_initialize_trampoline): Likewise.
1885 (sparc_use_sched_lookahead): Likewise.
1886 (sparc_issue_rate): Likewise.
1887 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1889 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1890 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1891 TARGET_CPU_niagara2.
1892 (PROCESSOR_NIAGARA2): New.
1893 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1894 (BRANCH_COST): Likewise.
1895 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1896 * config/sparc/sol2.h: Likewise.
1897 * config/sparc/niagara2.md: New file.
1899 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1901 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1903 (mips_compute_frame_info): Remove associated code.
1904 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1906 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1908 * config/mips/mips-protos.h (compute_frame_size): Delete.
1909 * config/mips/mips.h: Update comments.
1910 * config/mips/mips.c (mips_frame_info): Remove initialized.
1911 (compute_frame_size): Rename to...
1912 (mips_compute_frame_info): ...this and make static. Remove the
1913 SIZE argument and return no value. Remove the setting of initialized.
1914 Update rest of file accordingly.
1915 (mips_set_return_address): Don't call compute_frame_size.
1916 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1917 Don't call compute_frame_size.
1919 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1921 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1922 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1923 mips_hard_frame_pointer_required.
1924 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1925 large MIPS16 frames.
1926 * config/mips/mips.c (mips_frame_pointer_required): New function.
1928 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1930 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1931 and hard_frame_pointer_offset.
1932 (mips_debugger_offset): Use hard_frame_pointer_offset.
1933 (mips16e_collect_argument_save_p): Likewise.
1934 (compute_frame_size): Initialize arg_pointer_offset and
1935 hard_frame_pointer_offset.
1936 (mips_initial_elimination_offset): Use them.
1937 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1938 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1940 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1942 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1944 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1945 "unsigned int" rather than "int" and put them with the other
1946 register-related fields. Put expanded comments above fields
1947 rather than to their right.
1948 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1949 with a NUM_REGS_PTR argument.
1950 (mips16e_save_restore_pattern_p): Update accordingly.
1951 (compute_frame_size): Clarify frame diagram. Rewrite.
1953 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1955 * config/mips/mips-ftypes.def: New file.
1956 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1957 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1958 (mips_function_type): Redefine using mips-ftypes.def.
1959 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1960 (mips_builtin_vector_type): New function.
1961 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1962 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1963 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1964 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1966 (mips_build_function_type): New function.
1967 (mips_init_builtins): Use it to create types lazily.
1969 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1971 * config/mips/mips.h (set_volatile): Delete.
1972 * config/mips/mips.c (set_volatile): Delete.
1973 (mips_print_operand_punctuation): New function, split out from
1974 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1975 Use the same character ordering in the code and the comments.
1976 Use a recursive call to handle '*'. Abort on unknown characters.
1977 (mips_init_print_operand_punct): New function, split out from
1979 (mips_print_int_branch_condition): New function, split out from
1980 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1981 to report unexpected codes.
1982 (mips_print_float_branch_condition): New function, split out from
1983 print_operand. Use output_operand_lossage to report unexpected codes.
1984 (print_operand): Rework to use a case statement. Use the
1985 same letter ordering in the code and the comments. Use
1986 output_operand_lossage to report unexpected codes and
1987 reverse_condition to handle inverted branch conditions.
1988 (override_options): Use mips_init_print_operand_punct.
1990 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1992 * config/mips/mips.h: Move variable declarations to end of file and
1993 enclose them all in #ifndef USED_FOR_TARGET.
1994 * config/mips/mips.c: Reorder functions into more logical groups,
1995 and so that callees appear before callers. Put the targetm
1996 initializer at the end of the file. Remove forward static
1997 declarations where possible.
1998 (mips_init_builtins): Add "static" to definition.
1999 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
2001 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2003 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
2004 (TARGET_MAX_ANCHOR_OFFSET): Delete.
2005 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
2006 (mips_set_mips16_mode): Initialize min_anchor_offset and
2007 max_anchor_offset directly to constants.
2009 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2011 * config/mips/mips.c: Delete trailing whitespace.
2013 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
2015 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
2016 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
2018 * config/mips/mips.md (load_call<mode>): Don't make the unspec
2019 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
2021 2007-10-18 David Daney <ddaney@avtrex.com>
2023 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
2024 reg_offset variable to calculate register locations.
2026 2007-10-18 Richard Guenther <rguenther@suse.de>
2028 * tree-ssa.c (uid_ssaname_map_eq): New function.
2029 (uid_ssaname_map_has): Likewise.
2030 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
2031 * tree-flow.h (struct gimple_df): Make default_defs a
2033 * tree-dfa.c (gimple_default_def): Deal with it.
2034 (set_default_def): Likewise.
2036 2007-10-18 Richard Guenther <rguenther@suse.de>
2038 * tree-flow.h (struct gimple_df): Make referenced_vars
2040 (uid_decl_map_eq): Declare.
2041 (uid_decl_map_hash): Likewise.
2042 * tree-ssa.c (uid_decl_map_eq): New function.
2043 (uid_decl_map_hash): Likewise.
2044 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2045 * tree-flow-inline.h (first_referenced_var): Deal with
2046 the referenced_vars representation change.
2047 (next_referenced_var): Likewise.
2048 * tree-dfa.c (referenced_var_lookup): Likewise.
2049 (referenced_var_check_and_insert): Likewise.
2050 (remove_referenced_var): Likewise.
2052 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2054 * config/mips/mips.c (mips_dwarf_register_span): New.
2055 (TARGET_DWARF_REGISTER_SPAN): Define.
2057 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2059 * config.gcc : update score-*-elf(extra_objs).
2060 * config/score/mac.md : Remove.
2061 * config/score/misc.md : Remove.
2062 * config/score/score7.md : Remove.
2063 * config/score/score-mdaux.h : Remove.
2064 * config/score/score-mdaux.c : Remove.
2065 * config/score/score-version.h : Remove.
2066 * config/score/score-generic.md : New.
2067 * config/score/score3.h : New.
2068 * config/score/score3.c : New.
2069 * config/score/score7.h : New.
2070 * config/score/score7.c : New.
2071 * config/score/mul-div.S : add flush_cache score3 support.
2072 * config/score/elf.h : Fix some typos.
2073 * config/score/score.md : merge score3 and score7 pattern.
2074 * config/score/score.c : use to seperate which target it used.
2075 * config/score/score.h : use to seperate the target macro.
2076 * config/score/score.opt : remove -mmac option , add -mscore3,
2077 -mscore3d and -march OPTION support.
2079 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2081 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2082 that the offset of a variable is not greater than the size
2085 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2087 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2088 atmega88p, atmega168p and atmega328p devices.
2089 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2090 (CRT_BINUTILS_SPECS): (Ditto.).
2091 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2093 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2095 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2097 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2098 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2099 (print_insn): Move declaration to ...
2100 * rtl.h (print_insn): ... here.
2102 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2104 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2105 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2106 m68k_sched_branch_type): Move declarations to ...
2107 * config/m68/m68k-protos.h: ... here.
2109 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2111 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2113 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2115 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2116 * config/avr/avr.h (LINK_SPEC): Likewise.
2117 (CRT_BINUTILS_SPECS): Likewsie.
2118 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2120 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2122 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2123 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2124 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2126 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2129 * reg-stack.c (move_for_stack_reg): Swap input argument of
2130 UNSPEC_TAN insn to the top of the stack.
2132 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2135 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2136 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2137 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2138 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2139 immediate shift value.
2140 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2141 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2142 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2143 Remove macros for !__OPTIMIZE__ case.
2145 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2147 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2149 (perform_var_substitution): Only DFS from real nodes. Don't test
2151 (unite_pointer_equivalences): Fix broken test.
2153 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2155 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2156 altivec sp_offset. Rearrange sp_offset assignments to
2157 correspond to stack adjustments. Use frame_reg_rtx for
2158 SPE register restores. Correct SPE stack adjustment.
2160 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2162 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
2163 * toplev.c (check_global_declaration_1): Use appropriate warning
2164 option instead of unnamed warning.
2165 * stor-layout.c (layout_decl): Likewise.
2166 * c-typeck.c (build_conditional_expr): Likewise.
2167 (build_compound_expr): Fix wrong comment.
2168 (build_binary_op): Use appropriate warning option instead of
2170 * cfgexpand.c (tree_expand_cfg): Likewise.
2171 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2172 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
2173 (execute_warn_function_return): Likewise.
2174 * stmt.c (warn_if_unused_value): Likewise.
2176 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
2178 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
2179 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
2181 (CRT_BINUTILS_SPECS): Likewsie.
2182 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2184 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
2187 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
2189 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2191 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
2192 (fini_dce): Only release them for the fast pass.
2193 (end_ud_dce): Delete.
2194 (rest_of_handle_ud_dce): Do not modify df_in_progress.
2195 Call fini_dce instead of end_ud_dce.
2196 (rest_of_handle_fast_dce): Do not modify df_in_progress.
2197 (run_fast_df_dce): Reset df_in_progress to false on exit.
2199 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2200 Maxim Kuvyrkov <maxim@codesourcery.com>
2202 * target.h (unspec_may_trap_p): New target hook.
2203 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
2204 * targhooks.c (default_unspec_may_trap_p): Default implementation of
2206 * targhooks.h (default_unspec_may_trap_p): Declare it.
2207 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
2208 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
2209 * rtl.h (may_trap_p_1): Declare.
2211 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
2212 override default hook implementation.
2213 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
2216 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2218 * doc/invoke.texi (Wextra): Move it just after Wall, list the
2219 options enabled by Wextra and mention Wuninitialized.
2221 2007-10-15 Nigel Stephens <nigel@mips.com>
2223 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2225 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2227 PR tree-optimization/33136
2228 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2230 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2232 PR tree-optimization/33735
2233 PR tree-optimization/33572
2234 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2235 2007-10-09's change.
2236 * except.c (duplicate_eh_regions): Don't look for prev_try
2237 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2239 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2242 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2243 __builtin_va_arg_pack-containing call stmt.
2245 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2247 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2250 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2252 PR tree-optimization/33619
2253 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2256 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2258 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2260 2007-10-15 Richard Guenther <rguenther@suse.de>
2262 * fold-const.c (extract_array_ref): Remove.
2263 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2264 generic address expression comparison folding. Remove
2265 the folding that used extract_array_ref.
2267 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2270 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2271 speculation type of insn can be changed before trying to do that.
2273 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2275 * dse.c (struct insn_info): Add 'frame_read' field.
2276 (scan_insn): For the call to a const function, set frame_read if
2277 reload has been run.
2278 If the insn reads the frame, kill the frame related stores.
2279 (scan_reads_nospill): Likewise.
2281 2007-10-14 Jason Merrill <jason@redhat.com>
2283 * tree-eh.c (optimize_double_finally): Don't assume that the
2284 cleanup we're duplicating is only one statement.
2286 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2288 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2289 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2290 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2291 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2292 tree-vect-transform.c: Fix comment typos.
2293 * doc/extend.texi: Fix a typo.
2295 * c-common.h: Remove the prototype for c_expand_body.
2296 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2297 * tree.h: Remove the prototype for fold_build_call_expr.
2299 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2301 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2303 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2305 * config/rs6000/aix53.h: New file.
2306 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2307 (TARGET_ALTIVEC_ABI): Same.
2308 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2309 (TARGET_ALTIVEC_ABI): Delete.
2310 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2311 stanza defaulting to aix5.3.
2313 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2315 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2316 (strmov): Use defined constants.
2317 (cmpstrnsi): Likewise.
2318 * config/i386/i386.c (decide_alg): Use defined constants.
2319 (ix86_expand_strlen): Likewise.
2321 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2323 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2324 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2325 (mode_for_reg_attrs, var_lowpart): New functions.
2326 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2327 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2328 or copy is known, set LOC to the SET that performs the set, instead
2330 (find_src_status, find_src_set_src): Remove LOC parameter.
2331 Replace INSN with the source value.
2332 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2333 handling MO_SET and MO_COPY. Update the calls to find_src_status
2334 and find_src_set_src.
2336 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2339 * config/i386/i386.md (strmov): Check for esi and edi usage.
2340 * config/i386/i386.c (decide_alg): Check whether we can use a
2341 rep prefix and adjust algorithm choice accordingly.
2342 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2344 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2346 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2348 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2350 * global.c (build_insn_chain): Formatting fixes.
2352 2007-10-12 Richard Guenther <rguenther@suse.de>
2354 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
2355 combining both operands require either both have single uses
2356 or combining to a constant.
2358 2007-10-12 Richard Guenther <rguenther@suse.de>
2361 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
2362 a rhs with side-effects or which is a load.
2363 (forward_propagate_into_cond): Also try combining both operands.
2365 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
2367 PR tree-optimization/33742
2368 * tree-vect-transform.c (vectorizable_operation): Return false
2369 if get_vectype_for_scalar_type for scalar_dest can't be determined.
2370 (vectorizable_call): Same for rhs_type and lhs_type.
2372 2007-10-12 Jakub Jelinek <jakub@redhat.com>
2374 PR tree-optimization/33645
2375 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
2376 pass it to walk_tree.
2377 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
2378 When calling set_is_used on a VAR_DECL, if data is not NULL and
2379 its DECL_UID is in the bitmap, call mark_all_vars_used on its
2380 DECL_INITIAL after clearing the bit in bitmap.
2381 (remove_unused_locals): Adjust mark_all_vars_used callers.
2382 Instead of removing unused global vars from unexpanded_var_list
2383 immediately record them in bitmap, call mark_all_vars_used on
2384 all used global vars from unexpanded_var_list and only purge
2385 global vars that weren't found used even during that step.
2387 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2389 * gthr-posix.h (__gthread_active_init): Create detached instead of
2390 joinable thread when testing whether threads are active on hppa-hpux.
2391 * gthr-posix95.h (__gthread_active_init): Likewise.
2393 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2396 * global.c (build_insn_chain): Include insn that occur between
2399 2007-10-11 Tom Tromey <tromey@redhat.com>
2401 * gengtype-yacc.y: Delete.
2403 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
2405 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
2406 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
2407 function_value_32, function_value_64, function_value_ms_64,
2408 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
2409 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
2412 2007-10-11 Richard Guenther <rguenther@suse.de>
2414 * gcse.c (hash_scan_set): If the next nonnote insn is in
2415 a different basic block insert the set.
2417 2007-10-11 Richard Guenther <rguenther@suse.de>
2420 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
2421 (verify_gimple_expr): Use it to verify pointer-to types for
2424 2007-10-11 Richard Guenther <rguenther@suse.de>
2427 * c-typeck.c (build_array_ref): Do not strip qualifiers from
2428 the array element type.
2430 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2432 PR rtl-optimization/33638
2433 * dse.c (struct insn_info): Remove 'stack_read' field,
2434 add 'stack_pointer_based' field.
2435 (record_store): For a store with non-constant base, record
2436 whether it is stack pointer based.
2437 (scan_insn): For the call to a const function, remove stack
2438 pointer based stores from the list of local active stores.
2439 (scan_reads_nospill): Delete code dealing with const functions.
2441 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
2443 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
2445 (conflict_p, set_conflict, set_conflicts): Likewise.
2446 * global.c (global_alloc): Likewise.
2447 * ra.h: Update prototypes.
2449 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
2451 * opth-gen.awk: Fixed generation of comment stating the origin
2454 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
2457 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2458 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2459 and '%}', respectively.
2462 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2463 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2464 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2466 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2470 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2471 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2472 syntax for ASSEMBLER_DIALECT.
2473 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2475 2007-10-10 Revital Eres <eres@il.ibm.com>
2477 * modulo-sched.c (check_nodes_order): Dump the final order of
2479 (get_sched_window): Add dump info.
2480 (calculate_order_params): Dump order params of the nodes.
2482 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2485 * ra-conflict.c (record_one_conflict_between_regnos,
2486 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
2487 (global_conflicts): Enhanced incorrect check.
2489 2007-10-09 Geoffrey Keating <geoffk@apple.com>
2491 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
2492 if flag_exceptions is not set.
2493 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
2494 assemble_name rather than incorrectly emulating it.
2496 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
2497 friends are removed from G++.
2499 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2501 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
2502 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
2503 enabling them is redundant. Don't check two times for
2506 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
2508 * ra-conflict.c (record_one_conflict_between_regnos): Revert
2510 (set_conflicts_for_earlyclobber): Likewise.
2511 (global_conflicts): Likewise.
2513 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2515 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2516 and '%}', respectively.
2518 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2520 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2521 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2523 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2526 2007-10-09 Richard Guenther <rguenther@suse.de>
2529 * gimplify.c (canonicalize_component_ref): Honor qualifiers
2530 of referenced structure and component.
2532 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2535 * ra-conflict.c (record_one_conflict_between_regnos,
2536 set_conflicts_for_earlyclobber, global_conflicts): Improved
2538 (global_conflicts): Removed incorrect check.
2540 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2542 PR tree-optimization/33615
2543 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
2544 if the statement might throw. Fix formatting.
2546 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2548 PR tree-optimization/33615
2549 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
2550 if the rhs might throw.
2552 2007-10-09 Jan Hubicka <jh@suse.cz>
2554 * invoke.texi (align-threshold, align-loop-iterations): Document.
2555 * final.c: Include cfgloop.h, params.h
2556 (compute_alignments): Dump decisions and compare them with loop
2557 structure; honor given parameters.
2558 (pass_compute_alignments): New dump file.
2559 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2560 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
2562 2007-10-09 James E. Wilson <wilson@specifix.com>
2564 PR tree-optimization/33655
2566 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
2567 convert it to bitsizetype before size_binop call.
2569 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2571 PR tree-optimization/33572
2572 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
2573 the absence of a corresponding edge from the exit block.
2575 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2578 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
2580 (sra_build_assignment): Likewise. Set up mask depending on
2581 precision, not type.
2582 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
2583 computing bit masks.
2584 (sra_build_elt_assignment): Don't view-convert from signed to
2586 (sra_explode_bitfield_assignment): Use bit-field type if
2587 possible. Use BYTES_BIG_ENDIAN.
2589 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
2592 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
2593 the original stmt can throw.
2594 (sra_build_bf_assignment): Fix type mismatch when applying negated
2597 2007-10-08 Geoffrey Keating <geoffk@apple.com>
2599 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
2600 '#pragma mark' to be executed at preprocessing time.
2602 2007-10-08 Ollie Wild <aaw@google.com>
2604 * varasm.c (compare_constant): Removed call to
2605 lang_hooks.expand_constant.
2606 (copy_constants): Removed call to lang_hooks.expand_constant.
2607 (compute_reloc_for_constant): Removed call to
2608 lang_hooks.expand_constant.
2609 (output_addressed_constants): Removed call to
2610 lang_hooks.expand_constant.
2611 (constructor_static_from_elts_p): Removed call to
2612 lang_hooks.expand_constant.
2613 (output_constant): Removed calls to lang_hooks.expand_constant.
2614 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2615 * langhooks-def.h (lhd_return_tree): Removed.
2616 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2617 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2618 * langhooks.c (lhd_return_tree): Removed.
2620 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
2622 * combine.c (setup_incoming_promotions): Ensure that
2623 arguments that have not undergone mode promotions do not
2624 incorrectly get marked as being sign- or zero-extended.
2626 2007-10-08 Richard Guenther <rguenther@suse.de>
2631 * fold-const.c (fold_binary): Use correct types in folding
2632 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
2633 and building of RROTATE_EXPR.
2635 2007-10-08 Richard Guenther <rguenther@suse.de>
2640 * fold-const.c (fold_binary): Use the correct types when
2641 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
2642 (fold_binary): Use the correct types when folding
2643 (-A) - B to (-B) - A.
2644 (fold_unary): Use the correct types when folding ~(X).
2646 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2648 * doc/invoke.texi (Wall): fix formatting issues.
2650 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
2652 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
2653 truncated shift counts.
2655 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2657 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2658 syntax for ASSEMBLER_DIALECT.
2659 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2661 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2662 Nathan Froyd <froydnj@codesourcery.com>
2664 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
2665 when determining whether to record INCOMING_RETURN_ADDR_RTX.
2667 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2670 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2672 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2673 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2674 the function, temporarily point the debug interface to the null one.
2676 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2678 PR tree-optimization/33655
2680 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
2683 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2685 PR tree-optimization/33572
2686 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
2687 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
2688 (update_ssa_across_abnormal_edges): ... this. Set slots in the
2690 (copy_edges_for_bb): Handle nonlocal label edges.
2691 (make_nonlocal_label_edges): Deleted.
2692 (optimize_inline_calls): Don't call it.
2694 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
2696 * gthr-single.h: Revert last change.
2698 2007-10-05 Michael Matz <matz@suse.de>
2701 * lower-subreg.c (decompose_multiword_subregs): Use
2702 validate_unshare_change().
2704 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
2706 * ra-conflict.c: Include "sparseset.h".
2707 (conflicts): Change to HOST_WIDEST_FAST_INT.
2708 (allocnos_live): Redefine variable as a sparseset.
2709 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
2711 (allocno_row_words): Removed global variable.
2712 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
2713 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
2714 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
2715 (record_one_conflict_between_regnos): Cache allocno values and reuse.
2717 (record_one_conflict): Update uses of allocnos_live to use
2718 the sparseset routines. Use set_conflicts_p.
2719 (mark_reg_store): Likewise.
2720 (set_reg_in_live): Likewise.
2721 (global_conflicts): Update uses of allocnos_live.
2722 Use the new adjacency list to visit an allocno's neighbors
2723 rather than iterating over all possible allocnos.
2724 Call set_conflicts_p to setup conflicts rather than adding
2726 * global.c: Comments updated.
2727 (CONFLICTP): Delete define.
2728 (regno_compare): New function. Add prototype.
2729 (global_alloc): Sort the allocno to regno mapping according to
2730 which basic blocks the regnos are referenced in. Modify the
2731 conflict bit matrix to a compressed triangular bitmatrix.
2732 Only allocate the conflict bit matrix and adjacency lists if
2733 we are actually going to allocate something.
2734 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
2735 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
2736 allocno's neighbors rather than iterating over all possible allocnos.
2737 (mirror_conflicts): Removed function.
2738 (dump_conflicts): Iterate over regnos rather than allocnos so
2739 that all dump output will be sorted by regno number.
2740 Use the FOR_EACH_CONFLICT macro.
2741 * ra.h: Comments updated.
2742 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
2743 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
2745 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
2746 (adjacency_list_d, adjacency_iterator_d): New types.
2747 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
2748 adjacency_iter_next, regno_basic_block): New static inline functions.
2749 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
2750 (conflict_p): Add function prototype.
2751 * sparseset.h, sparseset.c: New files.
2752 * Makefile.in (OBJS-common): Add sparseset.o.
2753 (sparseset.o): New rule.
2755 2007-10-05 Richard Guenther <rguenther@suse.de>
2758 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
2761 2007-10-05 Michael Matz <matz@suse.de>
2764 * function.c (match_asm_constraints_1): Check for input
2765 being used in the outputs.
2767 2007-10-05 Richard Guenther <rguenther@suse.de>
2769 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2771 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2774 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2775 subset checks. Make the cost of FPR -> FPR moves depend on
2776 mips_mode_ok_for_mov_fmt_p.
2778 2007-10-04 Doug Kwan <dougkwan@google.com>
2780 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2781 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2782 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2783 support of conditional variables.
2784 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2785 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2786 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2787 support of conditional variables.
2788 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2789 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2790 conditional variables.
2791 * gthr.h: Update comments to document new interface.
2793 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2795 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2798 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2800 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2802 2007-10-04 Richard Guenther <rguenther@suse.de>
2805 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2806 does not need to be of INTEGER_TYPE.
2807 (verify_gimple_2): New function split out from ...
2808 (verify_gimple_1): ... here. ICE if there was an error during
2811 2007-10-04 Michael Matz <matz@suse.de>
2813 PR rtl-optimization/33653
2814 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2815 * dse.c (scan_insn): Same.
2817 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2819 * config.gcc: Remove USE_GAS for m68k targets.
2821 2007-10-04 Richard Guenther <rguenther@suse.de>
2823 PR tree-optimization/33627
2824 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2825 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2827 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2828 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2830 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2832 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2833 commands_in_epilogues): Remove variables.
2834 (avr_file_start): Remove unneded initializations of commands_in_file,
2835 commands_in_prologues and commands_in_epilogues variables.
2836 (avr_file_end): Remove dead code.
2838 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2840 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2841 MOTOROLA is to true.
2843 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2846 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2847 (mips_split_doubleword_move): ...this.
2848 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2849 use natural endianness for multi-format FPR values.
2850 (mips_split_64bit_move): Rename to...
2851 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2852 Use move_doubleword_fpr* patterns for moves involving FPRs.
2853 (mips_save_reg): Update the call to mips_split_64bit_move.
2854 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2855 nonzero constant into an FPR if the constant can be forced to memory.
2856 * config/mips/mips.md: Update the splitter calls to
2857 mips_split_64bit_move.
2858 (UNSPEC_LOAD_DF_LOW): Rename to...
2859 (UNSPEC_LOAD_LOW): ...this.
2860 (UNSPEC_LOAD_DF_HIGH): Rename to...
2861 (UNSPEC_LOAD_HIGH): ...this.
2862 (UNSPEC_STORE_DF_HIGH): Rename to...
2863 (UNSPEC_STORE_WORD): ...this.
2864 (SPLITF): New mode iterator.
2865 (HALFMODE): New mode attribute.
2866 (movtf): New expander.
2867 (*movtf_internal): New define_insn_and_split.
2868 (move_doubleword_fpr<mode>): New expander.
2869 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2871 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2872 (mfhc1<mode>): ...these more general patterns.
2874 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2876 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2878 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2880 * gcse.c (hash_scan_set): Insert set in insn before note at
2881 the end of basic block.
2883 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2885 PR tree-optimization/33576
2886 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2887 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2888 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2889 (remove_iv): Declared.
2890 * lambda-code.c (remove_iv): Not static.
2891 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2892 Don't remove ivs there, save ivs in the buffer.
2894 2007-10-03 Jason Merrill <jason@redhat.com>
2897 * tree-eh.c (same_handler_p): New fn.
2898 (optimize_double_finally): New fn.
2899 (refactor_eh_r): New fn.
2900 (refactor_eh): New fn.
2901 (pass_refactor_eh): New pass.
2902 * tree-pass.h: Declare it.
2903 * passes.c (init_optimization_passes): Add it.
2905 2007-10-03 Doug Kwan <dougkwan@google.com>
2906 Richard Guenther <rguenther@suse.de>
2909 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2910 be conservative instead.
2912 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2915 * doc/invoke.texi (-fwhole-program): Document that Fortran
2916 doesn't support this option.
2918 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2921 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2924 2007-10-02 David Daney <ddaney@avtrex.com>
2926 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2927 against constant zero.
2928 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2931 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2933 * ra-conflict.c: New file.
2935 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2936 usage to DF_LIVE usage.
2937 (reload): Remove reference to df_get_live_top.
2938 * rtlanal.c (subreg_nregs_with_regno): New function.
2939 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2940 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2941 (df_has_eh_preds): Removed.
2942 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2943 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2945 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2946 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2947 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2948 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2949 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2950 (global_alloc): Turn off rescanning insns after call to
2951 global_conflicts and added call to set_preferences.
2952 (global_conflicts): Moved to ra-alloc.c.
2953 (set_preferences_1, set_preferences): New function.
2954 (mirror_conflicts): Changed types for various variables.
2955 (mark_elimination): Change DF_RA_LIVE
2956 usage to DF_LIVE usage.
2957 (build_insn_chain): Rewritten from scratch and made local.
2958 (print_insn_chain, print_insn_chains): New functions.
2959 (dump_conflicts): Do not print conflicts for fixed_regs.
2960 (rest_of_handle_global_alloc): Turn off insn rescanning.
2961 * hard-reg-set.h: Fixed comment.
2962 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2963 usage to DF_LIVE usage and delete refs to TOP sets.
2964 (block_alloc): Mark regs as live if they are in the artificial
2965 defs at top of block.
2966 (find_stack_regs): New function.
2967 (rest_of_handle_local_alloc): Changed urec problem to live
2968 problem and do not turn off df rescanning.
2969 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2970 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2971 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2972 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2973 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2974 fields in df_ref_flags. The rest have been renumbered.
2975 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2977 * rtl.h (subreg_nregs_with_regno): New function.
2978 * df-problems.c: (df_get_live_out, df_get_live_in,
2979 df_get_live_top): Removed reference to DF_RA_LIVE.
2980 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2981 df_live_alloc, df_live_reset, df_live_local_finalize,
2982 df_live_free): Make top set only if different from in set.
2983 (df_lr_top_dump, df_live_top_dump): Only print top set if
2984 different from in set.
2985 (df_lr_bb_local_compute): Removed unnecessary check.
2986 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2987 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2988 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2989 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2990 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2991 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2992 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2993 df_urec_add_problem): Removed.
2994 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2996 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2997 * basic_block.h (bb_has_abnormal_pred): New function.
2998 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2999 usage to DF_LIVE usage.
3001 2007-10-02 Revital Eres <eres@il.ibm.com>
3003 * config/rs6000/predicates.md (easy_vector_constant): Return false
3004 for 750CL paired vectors.
3005 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
3007 (vec_initv2sf): Add new description.
3008 (vconcatsf): Likewise.
3009 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
3010 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
3012 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3014 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
3015 sinking the last stmt in a BB.
3017 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
3020 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
3021 (sra_hash_tree): Handle BIT_FIELD_REFs.
3022 (sra_elt_hash): Don't hash bitfld blocks.
3023 (sra_elt_eq): Skip them in parent compares as well. Handle
3025 (build_element_name_1): Handle BIT_FIELD_REFs.
3026 (instantiate_element): Propagate nowarn from parents. Create
3027 BIT_FIELD_REF for variables that are widened by scalarization.
3028 Gimple-zero-initialize all bit-field variables that are not
3029 part of parameters that are going to be scalarized on entry.
3030 (instantiate_missing_elements_1): Return the sra_elt.
3031 (canon_type_for_field): New.
3032 (try_instantiate_multiple_fields): New. Infer widest possible
3033 access mode from decl or member type, but clip it at word
3034 size, and only widen it if a field crosses an alignment
3036 (instantiate_missing_elements): Use them.
3037 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3038 (scalar_bitfield_p): New.
3039 (sra_build_assignment): Optimize assignments from scalarizable
3040 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3043 (sra_build_bf_assignment): New. Optimize assignments to
3044 scalarizable BIT_FIELD_REFs.
3045 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3046 assignments to full variables.
3047 (generate_copy_inout): Use the new macros and functions.
3048 (generate_element_copy): Likewise. Handle bitfld differences.
3049 (generate_element_zero): Don't recurse for blocks. Use
3050 sra_build_elt_assignment.
3051 (generate_one_element_init): Take elt instead of var. Use
3052 sra_build_elt_assignment.
3053 (generate_element_init_1): Adjust.
3054 (bitfield_overlap_info): New struct.
3055 (bitfield_overlaps_p): New.
3056 (sra_explode_bitfield_assignment): New. Adjust widened
3057 variables to account for endianness.
3058 (sra_sync_for_bitfield_assignment): New.
3059 (scalarize_use): Re-expand assignment to/from scalarized
3060 BIT_FIELD_REFs. Explode or sync needed members for
3061 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3062 (scalarize_copy): Use REPLDUP.
3063 (scalarize_ldst): Move assert before dereference. Adjust EH
3065 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3067 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3069 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3070 Rename CR_* constants to CMP_*. Fix spacing.
3072 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3075 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3076 to be processed with the special script doc/install.texi2html.
3078 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3080 * doc/invoke.texi (Wall): List the options enabled by Wall.
3081 (Wstrict-aliasing): Add missing @option.
3083 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3085 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3086 rather than gen_lowpart to change a register from DImode to DFmode.
3087 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3088 both FROM and TO are integer modes that are no bigger than 4 bytes.
3089 (mips_mode_ok_for_mov_fmt_p): New function.
3090 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3091 (mips_secondary_reload_class): Tweak formatting and comments.
3092 Use reg_class_subset_p instead of direct comparisons with
3093 classes. Only allow direct FPR<->FPR moves for modes that
3094 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3095 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3096 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3097 (*movdi_64bit): Likewise.
3098 (*movsi_internal): Likewise.
3099 (*movhi_internal): Likewise.
3100 (*movqi_internal): Likewise.
3102 2007-09-30 Diego Novillo <dnovillo@google.com>
3105 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3108 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3110 PR tree-optimization/33597
3111 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3112 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3114 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3116 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3117 instead of variants of (!reload_in_progress && !reload_completed).
3118 (x86_expand_vector_move): Ditto.
3120 2007-09-28 Ollie Wild <aaw@google.com>
3123 2007-09-27 Ollie Wild <aaw@google.com>
3125 * varasm.c (compare_constant): Removed call to
3126 lang_hooks.expand_constant.
3127 (copy_constants): Removed call to lang_hooks.expand_constant.
3128 (compute_reloc_for_constant): Removed call to
3129 lang_hooks.expand_constant.
3130 (output_addressed_constants): Removed call to
3131 lang_hooks.expand_constant.
3132 (constructor_static_from_elts_p): Removed call to
3133 lang_hooks.expand_constant.
3134 (output_constant): Removed calls to lang_hooks.expand_constant.
3135 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3136 * langhooks-def.h (lhd_return_tree): Removed.
3137 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3138 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3139 * langhooks.c (lhd_return_tree): Removed.
3141 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3144 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3145 argument to gen_selb.
3147 2007-09-28 Chao-ying Fu <fu@mips.com>
3149 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3150 * doc/libgcc.texi (Fixed-point fractional library routines):
3151 Fix typos for neg and cmp functions.
3153 2007-09-28 Michael Matz <matz@suse.de>
3155 PR rtl-optimization/33552
3156 * function.c (match_asm_constraints_1): Check for overlap in
3157 inputs and replace all occurences.
3159 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
3161 * config/mips/mips.c (override_options): Fix comment typo.
3163 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3165 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
3166 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
3167 * config/bfin/t-bfin-linux (crti.o): Don't build.
3169 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3170 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
3172 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3174 2007-09-27 Ollie Wild <aaw@google.com>
3176 * varasm.c (compare_constant): Removed call to
3177 lang_hooks.expand_constant.
3178 (copy_constants): Removed call to lang_hooks.expand_constant.
3179 (compute_reloc_for_constant): Removed call to
3180 lang_hooks.expand_constant.
3181 (output_addressed_constants): Removed call to
3182 lang_hooks.expand_constant.
3183 (constructor_static_from_elts_p): Removed call to
3184 lang_hooks.expand_constant.
3185 (output_constant): Removed calls to lang_hooks.expand_constant.
3186 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3187 * langhooks-def.h (lhd_return_tree): Removed.
3188 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3189 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3190 * langhooks.c (lhd_return_tree): Removed.
3192 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3195 * expr.c (emit_group_load_1): Split constant double when destination
3196 length is half source length.
3198 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3200 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
3201 (mips_cpu_info): Add tune_flags.
3202 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
3203 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
3205 (override_options): Remove deprecation code. Use branch-likely
3206 instructions for optimize_size or if the tuning flags do not
3207 suggest otherwise. Tweak warning.
3208 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
3210 2007-09-27 Matthias Klose <doko@ubuntu.com>
3212 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
3213 multilib osdirname if it exists.
3214 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
3216 2007-09-27 Ian Lance Taylor <iant@google.com>
3218 PR tree-optimization/33565
3219 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
3220 assignments of comparisons.
3221 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3222 parameter. Change caller. Defer overflow warnings around call to
3224 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3225 TREE_NO_WARNING is set on the statement.
3226 * tree-ssa-forwprop.c
3227 (tree_ssa_forward_propagate_single_use_vars): Don't test
3228 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3229 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3231 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3233 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3234 reduce offset by units of 0x10000 for SPE vector modes or modes
3235 used with E500 double instructions.
3237 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3239 * simplify-rtx.c (comparison_result): New.
3240 (simplify_const_relational_operation): Use it instead of the five
3241 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3242 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3243 optimizations. Extract nonzero_address_p optimizations into a
3244 separate "if" together with optimizations where op1 is const0_rtx.
3245 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3246 floating-point arguments too when appropriate. Hoist test for ABS
3247 outside the final switch statement.
3248 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3249 folded_arg0 if we found a constant equivalent. Remove
3250 transformations done in simplify-rtx.c for "op0 RELOP op0".
3252 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3254 * builtins.c (expand_builtin, expand_builtin_object_size,
3255 expand_builtin_memory_chk, maybe_emit_chk_warning,
3256 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3258 * expr.c (expand_expr_real_1): Likewise.
3259 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3260 (lhd_print_error_function): Add third argument.
3261 * langhooks.h (struct diagnostic_info): Add forward decl.
3262 (struct lang_hooks): Add third argument to print_error_function.
3263 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3264 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3266 (diagnostic_report_current_function): Likewise.
3267 * toplev.c (announce_function): Pass NULL as second argument to
3268 diagnostic_set_last_function.
3269 * diagnostic.c (diagnostic_report_current_function): Add second
3270 argument, pass it as third argument to lang_hooks.print_error_function.
3271 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3272 to diagnostic_report_current_function.
3273 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3274 and message.abstract_origin.
3275 (verbatim): Initialize abstract_origin.
3276 * pretty-print.h (text_info): Add abstract_origin field.
3277 * pretty-print.c (pp_base_format): Handle %K.
3278 * langhooks.c (lhd_print_error_function): Add third argument. If
3279 diagnostic->abstract_origin, print virtual backtrace.
3280 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3281 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3282 (init_dynamic_diag_info): Likewise.
3284 2007-09-26 David Daney <ddaney@avtrex.com>
3287 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3288 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3289 sync_old_nand<mode>, sync_new_nand<mode>,
3290 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3291 Update length attributes.
3292 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3293 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3295 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3296 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3297 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3300 2007-09-26 Richard Guenther <rguenther@suse.de>
3302 PR tree-optimization/33563
3303 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3304 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3306 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3307 get_use_of_stmt_lhs.
3309 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3312 * c-common.c (complete_array_type): Diagnose too-large arrays and
3313 set type to error_mark_node.
3315 2007-09-26 Richard Guenther <rguenther@suse.de>
3317 PR tree-optimization/30375
3318 PR tree-optimization/33560
3319 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3323 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3325 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3326 (dse_global_data): Add aggregate_vardecl field.
3327 (dse_possible_dead_store_p): New.
3328 Add prev_defvar variable.
3329 Allow immediate uses and previous immediate uses to differ
3330 if they are setting different parts of the whole.
3331 (get_aggregate_vardecl): New.
3332 (dse_record_partial_aggregate_store): New.
3333 (dse_whole_aggregate_clobbered_p): New.
3334 (dse_partial_kill_p): New.
3335 Call dse_maybe_record_aggregate_store().
3336 When checking whether a STMT and its USE_STMT refer to the
3337 same memory address, check also for partial kills that clobber
3339 Move some variable definitions to the block where they are used.
3340 (aggregate_vardecl_hash): New.
3341 (aggregate_vardecl_eq): New.
3342 (aggregate_vardecl_free): New.
3343 (aggregate_whole_store_p): New.
3344 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3345 Mark which aggregate stores we care about.
3347 2007-09-25 DJ Delorie <dj@redhat.com>
3350 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
3353 2007-09-25 Michael Meissner <michael.meissner@amd.com>
3356 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
3357 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
3358 for vector int32 -> int64 conversions. Don't write beyond the end
3359 of the allocated vector for int32 -> int64 conversions.
3361 2007-09-25 Revital Eres <eres@il.ibm.com>
3363 * config/rs6000/paired.h (paired_sel): New.
3364 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
3365 (rs6000_expand_ternop_builtin): Pass zero const_double operand
3366 when expanding selv2sf.
3367 * config/rs6000/rs6000.h (rs6000_builtins): Add
3368 PAIRED_BUILTIN_SELV2SF4.
3370 2007-09-25 Joseph Myers <joseph@codesourcery.com>
3373 * c-typeck.c (default_conversion): Call require_complete_type
3374 before perform_integral_promotions.
3375 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
3376 (build_c_cast): Call require_complete_type except for casts to
3378 (convert_for_assignment): Call require_complete_type.
3380 2007-09-25 Revital Eres <eres@il.ibm.com>
3382 * config/spu/spu.md: Fix doloop pattern.
3384 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
3386 * config/bfin/bfin.c (expand_prologue_reg_save,
3387 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
3388 and ASTAT moved here...
3389 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3390 ... from here. New argument ALL; callers changed.
3391 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
3392 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
3393 have the "saveall" attribute.
3395 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3397 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
3399 (INCOMING_REGNO, OUTGOING_REGNO): Define.
3400 * config/mmix/mmix.c (mmix_opposite_regno): New function.
3401 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
3403 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
3404 with REG_P tests before REGNO access.
3406 2007-09-24 DJ Delorie <dj@redhat.com>
3409 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
3411 (movqicc_<code>_<mode>): Likewise.
3412 (movhicc_<code>_<mode>): Likewise.
3414 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
3417 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
3418 register for reload.
3420 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
3423 * config/i386/i386.c (ix86_comp_type_attributes): Check
3426 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3428 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
3429 "move.l %a4,%a4" to produce nops.
3430 * config/m68k/m68k.c (override_options): Reset align options,
3431 if neccessary align macro isn't avaible.
3433 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3435 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
3437 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3439 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
3441 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
3442 reload is completed.
3443 (peephole pattern): Convert most of them to RTL peephole pattern.
3445 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3447 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
3448 (moved from fp compare patterns).
3449 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
3450 Cleanup predicates to relieve reload.
3451 (conditional_trap): Reject conditional trap with fp condition.
3452 * config/m68k/predicates.md (fp_src_operand): New, reject
3453 certain constants early.
3455 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3457 * final.c (final_scan_insn): Remove accidentally duplicated code.
3459 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3461 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
3462 Allow --with-tune=cell and --with-cpu=cell.
3464 2007-09-24 David Edelsohn <edelsohn@gnu.org>
3466 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
3467 * config/rs6000/rs6000.opt (swdiv): Change option to ...
3469 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
3471 (TARGET_BUILTIN_RECIPROCAL): Use it.
3472 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
3473 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
3474 (rs6000_emit_swrsqrtsf): New.
3475 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
3477 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
3478 (divsf3): Remove swdiv support.
3481 (rsqrt_internal1): New.
3482 (divdf3): Remove swdiv support.
3485 2007-09-24 Jakub Jelinek <jakub@redhat.com>
3488 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
3490 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
3491 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
3492 * tree.c (type_hash_eq): For FUNCTION_TYPE use
3493 lang_hooks.type.type_hash_eq in addition to generic tests.
3495 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
3496 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
3498 * tree-inline.h (eni_weights): Add field target_builtin_cost to
3499 reflect the cost per call to a target specific builtin.
3500 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
3501 call to a target specific builtin, then use target_builtin_call_cost.
3502 (init_inline_once): Initialize target_builtin_call_cost field.
3504 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
3507 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
3510 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
3512 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3513 * configure: Regenerated.
3515 2007-09-23 Ollie Wild <aaw@google.com>
3517 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
3519 (get_pointer_modulus_and_residue): New function.
3521 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3523 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
3524 combine an SC return value into a single register.
3526 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3528 * opth-gen.awk (target_flags_explicit): Declare.
3529 * toplev.h (target_flags_explicit): Delete declaration.
3530 * toplev.c (target_flags): Likewise.
3531 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
3532 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
3533 Never return true for TARGET_MIPS16.
3534 * config/mips/mips.c (mips_llsc): Delete.
3535 (mips_handle_option): Remove -mllsc handling.
3536 (mips_strip_unspec_address): Tweak comment.
3537 * config/mips/mips.opt (mllsc): Use a target mask.
3539 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3541 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
3542 word_mode as well as Pmode.
3544 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3546 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
3547 parameters from word_mode to the subword type if such a truncation
3550 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3552 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
3553 * configure: Regenerated.
3555 2007-09-23 Jan Hubicka <jh@suse.cz>
3557 * params.def (INLINE_CALL_COST): Set to 12.
3558 * invoke.texi (inline-call-cost): Update default value.
3560 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
3562 * config/alpha/alpha.md (movti): Use operand_subword for the split.
3564 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
3565 Revital Eres <eres@il.ibm.com>
3567 * modulo-sched.c (doloop_register_get): Rewrite the loop which
3568 checks whether the count_reg is found outside the control part.
3570 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3572 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
3573 instead of checking CALL_EXPR_FN directly to test for builtins.
3574 If error or warning attributes are present, print
3575 error resp. warning.
3576 * c-common.c (handle_error_attribute): New function.
3577 (c_common_attribute_table): Add error and warning
3579 * doc/extend.texi: Document error and warning attributes.
3581 * tree.h (block_nonartificial_location): New prototype.
3582 * tree.c (block_nonartificial_location): New function.
3583 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
3584 if artificial attribute is present on abstract inline decl.
3585 * c-common.c (handle_artificial_attribute): New function.
3586 (c_common_attribute_table): Add artificial attribute.
3587 * final.c (override_filename, override_linenum): New variables.
3588 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
3589 and override_linenum if inside of a block inlined from
3590 __attribute__((__artificial__)) function.
3591 (notice_source_line): Honor override_filename and override_linenum.
3592 * doc/extend.texi: Document __attribute__((__artificial__)).
3593 * config/i386/emmintrin.h: Add __artificial__ attribute to
3594 all __always_inline__ functions.
3595 * config/i386/mmintrin.h: Likewise.
3596 * config/i386/tmmintrin.h: Likewise.
3597 * config/i386/mm3dnow.h: Likewise.
3598 * config/i386/pmmintrin.h: Likewise.
3599 * config/i386/ammintrin.h: Likewise.
3600 * config/i386/xmmintrin.h: Likewise.
3601 * config/i386/smmintrin.h: Likewise.
3602 * config/i386/bmmintrin.h: Likewise.
3603 * config/i386/mmintrin-common.h: Likewise.
3606 * expr.c (expand_constructor): New function.
3607 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
3608 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
3611 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3613 * config/mips/mips.c (dump_constants_1): Generalize to include
3614 fractional and accumulator modes.
3616 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3618 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
3619 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
3621 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
3622 TARGET_HARD_FLOAT when testing whether -mpaired-single is
3624 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
3626 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
3628 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
3629 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
3631 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
3632 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
3633 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
3635 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
3637 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
3638 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
3639 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
3641 2007-09-22 Jason Merrill <jason@redhat.com>
3644 * attribs.c (lookup_attribute_spec): Split out...
3645 (decl_attributes): From here.
3646 * tree.h: Declare it.
3648 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3650 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
3652 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3654 * tree-inline.c (remap_type_1): Correctly chain variants.
3656 2007-09-22 Richard Guenther <rguenther@suse.de>
3658 PR tree-optimization/33146
3659 * fold-const.c (fold_binary): Use the original tree
3661 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
3662 also changes "sign".
3664 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3667 * except.c (finish_eh_generation): Call commit_edge_insertions if
3668 there are insns queued on the entry edge.
3669 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
3672 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3674 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
3676 2007-09-19 Michael Meissner <michael.meissner@amd.com>
3678 * config/i386/i386.c: Delete trailing whitespace.
3679 * config/i386/i386.h: Ditto.
3680 * config/i386/bmmintrin.h: Ditto.
3681 * config/i386/sync.md: Ditto.
3682 * config/i386/ppro.md: Ditto.
3683 * config/i386/mmx.md: Ditto.
3684 * config/i386/constraints.md: Ditto.
3685 * config/i386/sse.md: Ditto.
3686 * config/i386/athlon.md: Ditto.
3687 * config/i386/i386.md: Ditto.
3689 2007-09-21 Richard Guenther <rguenther@suse.de>
3691 PR tree-optimization/33508
3692 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
3693 quadratic loop by keeping a bitmap of variables we have
3694 to clobber all subvariables for.
3695 (set_initial_properties): Likewise.
3697 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
3699 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
3701 2007-09-20 Nigel Stephens <nigel@mips.com>
3702 Chao-ying Fu <fu@mips.com>
3704 * c-decl.c (finish_declspecs): When _Sat is used without
3705 _Fract or _Accum, set the default type to cts_fract.
3706 This avoids a warning of "type defaults to int".
3708 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3710 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
3711 bit-fields wider than one bit.
3713 2007-09-20 Jakub Jelinek <jakub@redhat.com>
3716 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
3718 * dbxout.c (dbxout_type): Likewise.
3722 * gimplify.c (gimplify_vla_decl): New function.
3723 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
3725 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
3727 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3729 * doc/invoke.texi (-minterlink-mips16): Document.
3730 * config/mips/mips.opt (minterlink-mips16): New option.
3731 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
3734 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3736 * doc/extend.texi (Attribute Syntax): Remove old speculative
3739 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
3741 * combine.c: Include cgraph.h.
3742 (setup_incoming_promotions): Rework to allow more aggressive
3743 elimination of sign extensions when all call sites of the
3744 current function are known to lie within the current unit.
3746 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3748 * dse.c (find_shift_sequence): No-op rework of control flow.
3750 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3752 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
3753 GPR for DCmode on 64-bit targets. Remove redundant fallback.
3755 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3757 * cfgexpand.c (dump_stack_var_partition): Use the correct
3758 index for the offset.
3760 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3762 * config/mips/sde.h: Switch to GPLv3.
3764 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3766 * tree-sra.c (decide_block_copy): Decide if there are groups.
3768 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3770 * config/m68k/m68k.c (output_move_himode): Remove jump table
3772 config/m68k/m68k.md (lea): Likewise.
3773 * config/m68k/m68k.c (print_operand_address): Use simple pc
3774 relative addressing.
3776 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3778 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3779 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3781 (asm_insn_count): Pass template as second argument to it.
3782 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3783 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3784 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3785 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3786 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3787 (sh_insn_length_adjustment): Pass template as second argument to it.
3788 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3790 * config/bfin/bfin.md (define_asm_attributes): New.
3792 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3794 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3796 * config/bfin/print-sysroot-suffix.sh: New.
3797 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3798 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3799 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3800 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3801 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3802 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3803 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3804 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3805 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3806 (linux-sysroot-suffix.h): New target.
3807 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3808 (mspecld-anomaly): Likewise.
3809 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3810 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3811 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3812 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3813 (bfin_si_revision): Declare.
3814 (bfin_workarounds): Declare.
3815 (WA_SPECULATIVE_LOADS): Define.
3816 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3817 (WA_SPECULATIVE_SYNCS): Define.
3818 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3819 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3820 (LIB_SPEC): Add %s to the linker scripts.
3821 Use proper linker script for bf522, bf525, bf527,
3822 bf538, bf539, bf542, bf544, bf548, and bf549.
3823 * config/bfin/bfin.c (bfin_si_revision): Define.
3824 (bfin_workarounds): Define.
3825 (struct bfin_cpu): New.
3827 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3828 (override_options): Set bfin_workarounds.
3829 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3830 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3831 ENABLE_WA_SPECULATIVE_LOADS.
3832 (bfin_reorg): Likewise.
3833 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3834 macros for bf522, bf525, bf527, bf538, bf539,
3835 bf542, bf544, bf548, and bf549.
3836 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3837 Don't define __ID_SHARED_LIB__ when -msep-data.
3838 (TARGET_DEFAULT): Define as 0.
3839 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3840 * doc/invoke.texi (Blackfin Options): Document silicon
3841 revision part of -mcpu option and it now accepts bf522, bf525,
3842 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3844 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3846 * alias.c (memory_modified_1): Deconstify.
3847 (memory_modified_in_insn_p): Don't use const_note_stores.
3848 * rtl.h (const_note_stores): Delete.
3849 * rtlanal.c (const_note_stores): Likewise.
3851 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3853 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3856 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3860 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3861 (addsi_small_int): Likewise.
3862 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3863 (one_cmplsi2): Likewise.
3865 (enter_func): Expand insn using hard_frame_pointer_rtx and
3868 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3869 hard_frame_pointer_rtx instead of using REGNO() check.
3870 Properly sign extend GEN_INT() argument.
3872 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3874 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3876 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3877 alternatives with just jcc.
3878 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3879 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3880 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3881 dbge_hi, dbge_si): Likewise.
3883 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3885 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3886 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3887 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3888 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3889 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3891 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3893 * config/m68k/m68k-devices.def (51qe): New device.
3894 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3895 to all uses of FL_FOR_isa_c for compatibility.
3896 (all_microarchs): Add cfv1 microarchitecture.
3897 (m68k_handle_option): Handle m51qe option.
3898 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3899 (TUNE_CFV1): New macro.
3900 (enum uarch_type): Add ucfv1.
3901 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3903 2007-09-18 Richard Guenther <rguenther@suse.de>
3905 PR tree-optimization/31863
3906 * tree-ssa-structalias.c (create_variable_info_for): Always
3907 free the fieldstack.
3909 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3911 * opts.c (decode_options): Enable vectorization under -O3.
3913 2007-09-18 Richard Guenther <rguenther@suse.de>
3915 PR tree-optimization/33340
3916 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3917 SSA_NAMEs that occur in abnormal PHI nodes.
3919 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3921 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3922 Don't use const_get_call_expr_in.
3923 * tree-gimple.c (const_get_call_expr_in): Delete.
3924 * tree-gimple.h (const_get_call_expr_in): Likewise.
3926 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3928 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3929 not yet have a basic block.
3930 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3932 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3934 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3935 to both ".section"s.
3937 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3939 * config/mips/mips.c (mips_output_mi_thunk): Use
3940 mips_function_ok_for_sibcall and const_call_insn_operand
3941 to determine if a direct sibcall is allowed. Use
3942 mips_classify_symbol to determine a global pointer is needed.
3944 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3946 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3948 2007-09-17 Chao-ying Fu <fu@mips.com>
3949 Nigel Stephens <nigel@mips.com>
3951 * config/fixed-bit.h: New file.
3952 * config/fixed-bit.c: New file.
3953 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3955 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3957 * c-format.h (format_kind_info): Add alloc_char field.
3958 * c-format.c (scanf_flag_specs): Add 'm'.
3959 (scanf_flag_pairs): Add 'a', 'm' pair.
3960 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3961 (format_types_orig): Add alloc_char fields.
3962 (check_format_info_main): Rename aflag to alloc_flag.
3963 Handle fki->alloc_char. modifier after width and before length
3964 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3965 length modifiers as well.
3966 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3969 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3970 returned by build_call_expr.
3972 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3974 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3975 NULL for variable-sized records too.
3976 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3978 2007-09-17 Tom Tromey <tromey@redhat.com>
3980 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3981 (c_builtin_function): Likewise.
3982 (grokdeclarator): Likewise.
3984 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3986 PR rtl-optimization/26449
3987 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3988 (seq_insns_valid_p): Removed.
3990 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3992 * tree-nomudflap.c (gate_mudflap): New static function.
3993 (pass_mudflap_1): Use it as gate function.
3994 (pass_mudflap_2): Likewise.
3996 2007-09-17 Jan Hubicka <jh@suse.cz>
4000 * loop-invariant.c (move_invariant_reg): Unshare sequence.
4002 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
4004 PR tree-optimization/33319
4005 * tree-vect-analyze.c (vect_same_range_drs): New.
4006 (vect_vfa_range_equal): New.
4007 (vect_is_duplicate_ddr): Removed.
4008 (vect_mark_for_runtime_alias_test): Do not perform marking when
4009 optimizing for size or max_param for alias checking is zero.
4010 Move the function before vect_analyze_data_ref_dependence.
4011 (vect_analyze_data_ref_dependence): Add call to
4012 vect_mark_for_runtime_alias_test in two cases when dependence
4014 (vect_analyze_data_ref_dependences): Do not call to
4015 vect_mark_for_runtime_alias_test.
4016 (vect_prune_runtime_alias_test_list): New.
4017 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
4018 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
4019 Update vec_outside_cost.
4020 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
4021 (vect_create_cond_for_alias_checks): Build the base address of data
4022 reference from DR_GROUP_FIRST_DR.
4023 (vect_loop_versioning): New.
4024 (vect_transform_loop): Add a call to vect_loop_versioning.
4025 Remove factored out code.
4027 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4030 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
4033 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4035 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
4036 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
4037 Fix the call to insn_rtx_cost. Skip access sizes that require a
4038 real truncation of the store register. Use convert_move instead
4039 of gen_lowpart when narrowing the result.
4040 (replace_read): Use convert_move instead of gen_lowpart when
4041 narrowing the store rhs.
4043 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4045 * config/mips/mips.md (SHORT): Fix long line.
4046 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4047 to QImode and HImode.
4049 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4051 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4053 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4055 * tree-parloops.c: New file.
4056 * tree-ssa-operands.h (free_stmt_operands): Declare.
4057 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4059 * tree-pass.h (pass_parallelize_loops): Declare.
4060 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4062 (build_omp_regions_1): Allow analysing just a single OMP region and
4064 ( build_omp_regions_root, omp_expand_local): New functions.
4065 (build_omp_regions): Add argument to build_omp_regions_1 call.
4066 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4067 autoparallelization is run.
4068 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4069 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4070 pass_parallelize_loops): New.
4071 * common.opt (ftree-parallelize-loops): New.
4072 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4073 parallelize_loops): Declare.
4074 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4075 * Makefile.in (tree-parloops.o): Added.
4076 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4078 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4079 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4080 one extra edge as well.
4081 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4082 Use VEC_free to free doms vector.
4083 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4084 operands. Recompute operand caches in the new function.
4085 (move_sese_region_to_fn): Update loop info.
4086 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4087 * tree-ssa-operands.c (free_stmt_operands): New function.
4089 * doc/passes.texi: Document autoparallelization.
4090 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4092 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4095 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4098 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4100 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4101 the VEC is not NULL.
4102 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4103 get_vectype_for_scalar_type succeeded.
4104 (vectorizable_conversion): Likewise.
4106 2007-09-14 Jan Hubicka <jh@suse.cz>
4108 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4111 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4114 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4115 register when operands[2] equals operands[1].
4116 (remainderxf3): Ditto.
4118 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4119 Nigel Stephens <nigel@mips.com>
4121 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4122 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4123 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4125 (_Unwind_ForcedUnwind): Likewise.
4126 (_Unwind_Resume): Likewise.
4127 (_Unwind_Resume_or_Rethrow): Likewise.
4128 (_Unwind_Backtrace): Likewise.
4129 (_Unwind_SjLj_RaiseException): Likewise.
4130 (_Unwind_SjLj_ForcedUnwind): Likewise.
4131 (_Unwind_SjLj_Resume): Likewise.
4132 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4133 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4135 (_Unwind_ForcedUnwind): Likewise.
4136 (_Unwind_Resume): Likewise.
4137 (_Unwind_Resume_or_Rethrow): Likewise.
4138 (_Unwind_Backtrace): Likewise.
4139 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4140 (_Unwind_ForcedUnwind): Likewise.
4141 (_Unwind_RaiseException): Likewise.
4142 (_Unwind_Resume): Likewise.
4143 (_Unwind_Resume_or_Rethrow): Likewise.
4145 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4146 nomips16 mode when IN_LIBGCC2 with hard float.
4148 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4150 * config/mips/sdemtk.opt: Update to GPLv3.
4151 * config/mips/sdemtk.h: Likewise.
4153 2007-09-14 Nigel Stephens <nigel@mips.com>
4155 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4156 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4157 for mipsisa32-*-linux*.
4159 2007-09-14 Nigel Stephens <nigel@mips.com>
4160 David Ung <davidu@mips.com>
4161 Thiemo Seufer <ths@mips.com>
4162 Richard Sandiford <richard@codesourcery.com>
4164 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
4165 * configure.ac: Add a mipssde threading type.
4166 * configure: Regenerate.
4167 * config/mips/sdemtk.h: New file.
4168 * config/mips/t-sdemtk: Likewise.
4169 * config/mips/sdemtk.opt: Likewise.
4170 * gthr-mipssde.h: Likewise.
4171 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
4172 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
4173 (MIPS_ICACHE_SYNC): New macro, split from ...
4174 * config/mips/mips.md (clear_cache): ...here.
4175 * config/mips/mips.c (mips_save_reg_p): Check
4176 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
4177 (build_mips16_function_stub): Use targetm.strip_name_encoding.
4178 (build_mips16_call_stub): Likewise.
4180 2007-09-14 Richard Sandiford <richard@codesourcery.com>
4182 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
4184 2007-09-14 Jakub Jelinek <jakub@redhat.com>
4187 * config/ia64/ia64.c (find_gr_spill): Don't decrement
4188 current_frame_info.n_local_regs. Don't return emitted local
4190 (ia64_compute_frame_size): Improve unwind hack to put
4191 RP, PFS, FP in that order by allowing some of the registers
4192 been already emitted, as long as they are emitted to the
4195 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4197 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
4198 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
4199 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
4201 2007-09-13 Eric Christopher <echristo@apple.com>
4202 Kenneth Zadeck <zadeck@naturalbridge.com>
4204 * dse.c (find_shift_sequence): New function.
4205 (replace_read): Add case to remove read if it requires shift.
4206 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
4208 2007-09-13 Tom Tromey <tromey@redhat.com>
4210 * c-common.c (fname_as_string): Update.
4211 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
4212 (c_lex_one_token): Update. Add 'parser' argument.
4213 (c_parser_simple_asm_expr): Update.
4214 (c_parser_attributes): Update.
4215 (c_parser_asm_statement): Update.
4216 (c_parser_asm_operands): Update.
4217 (c_parser_peek_token): Update.
4218 (c_parser_peek_2nd_token): Update.
4219 * c-lex.c (c_lex_string_translate): Remove.
4220 (c_lex_return_raw_strings): Likewise.
4221 (c_lex_with_flags): Added 'lex_flags' argument.
4222 (lex_string): Added 'translate' argument.
4223 * c-pragma.h (c_lex_with_flags): Update.
4224 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4225 (C_LEX_STRING_NO_TRANSLATE): New define.
4226 (C_LEX_RAW_STRINGS): Likewise.
4228 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4231 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4232 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4233 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4234 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4235 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4236 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4237 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4238 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4239 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4240 (bdesc_1arg): Add __builtin_bfin_ones.
4241 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4242 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4243 and __builtin_bfin_csqu_fr16.
4244 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4245 (ones): New define_insn.
4246 (ssaddhi3_parts): New define_insn.
4247 (sssubhi3_parts): New define_insn.
4248 (flag_mulhi_parts): New define_insn.
4250 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4252 * common.opt (femit-class-debug-always): Turn off by default.
4254 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4256 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4257 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4259 2007-09-13 James E. Wilson <wilson@specifix.com>
4261 PR tree-optimization/33389
4262 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4263 then set build_loads before returning.
4265 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4266 David Ung <davidu@mips.com>
4268 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4269 {d}addiu and a negative immediate such that it works with MIPS16
4272 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4275 * configure.ac (ld_vers): Support Linux linker.
4276 * configure: Regenerated.
4278 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4279 Sandra Loosemore <sandra@codesourcery.com>
4281 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4282 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4283 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4284 nomips16 into decl attributes.
4285 (TARGET_INSERT_ATTRIBUTES): Override.
4286 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4287 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4288 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4289 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4290 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4291 (mips_use_mips16_mode_p): Reimplement as a function that takes
4292 a decl and considers only decl attributes. If the decl is nested
4293 function, use its parent attributes.
4294 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4295 instead of SYMBOL_REF_MIPS16_FUNC_P.
4296 (mips_set_mips16_mode): Move call to sorry here from old
4297 mips_use_mips16_mode_p.
4298 (mflip_mips16_entry): New structure.
4299 (mflip_mips16_htab): New variable.
4300 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4301 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4302 (mips_merge_decl_attributes): New function.
4303 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4304 Use mips_use_mips16_mode_p.
4305 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4306 SYMBOL_REF_MIPS16_FUNC_P.
4307 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4309 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4311 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4313 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4316 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4318 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4319 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4320 Tony Linthicum <tony.linthicum@amd.com>
4322 * tree.h (function_args_iterator): New type to iterate over
4324 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4325 function arguments providing a pointer to the argument.
4326 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4327 function arguments providing the argument.
4328 (function_args_iter_init): Inline function to initialize
4329 function_args_iterator.
4330 (function_args_iter_cond_ptr): Inline function to return the next
4331 pointer to hold the argument.
4332 (function_args_iter_cond): Inline function to return the next
4334 (function_args_iter_cond_next): Advance the function args
4336 (stdarg_p): New function, return true if variable argument
4338 (prototype_p): New function, return true if function is
4340 (function_args_count): New function, count the number of arguments
4343 * tree.c (stdarg_p): New function, return true if variable
4345 (prototype_p): New function, return true if function is
4348 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4349 (TARGET_ROUND): New macro for the round/ptest instructions which
4350 are shared between SSE4.1 and SSE5.
4351 (OPTION_MASK_ISA_ROUND): Ditto.
4352 (OPTION_ISA_ROUND): Ditto.
4353 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4354 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4356 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4357 (-mfused-madd): New switch to give users control over whether the
4358 compiler optimizes to use the multiply/add SSE5 instructions.
4360 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
4361 m_ATHLON_K8_AMDFAM10, and change all uses.
4362 (enum pta_flags): Add PTA_SSE5.
4363 (ix86_handle_option): Turn off 3dnow if -msse5.
4364 (override_options): Add SSE5 support.
4365 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4367 (ix86_expand_sse_movcc): Add SSE5 support.
4368 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4369 vector type to the next largest size.
4370 (ix86_expand_sse5_pack): New function to use pperm to pack a
4371 vector type to the next smallest size.
4372 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4373 (IX86_BUILTIN_FMADDSD): Ditto.
4374 (IX86_BUILTIN_FMADDPS): Ditto.
4375 (IX86_BUILTIN_FMADDPD): Ditto.
4376 (IX86_BUILTIN_FMSUBSS): Ditto.
4377 (IX86_BUILTIN_FMSUBSD): Ditto.
4378 (IX86_BUILTIN_FMSUBPS): Ditto.
4379 (IX86_BUILTIN_FMSUBPD): Ditto.
4380 (IX86_BUILTIN_FNMADDSS): Ditto.
4381 (IX86_BUILTIN_FNMADDSD): Ditto.
4382 (IX86_BUILTIN_FNMADDPS): Ditto.
4383 (IX86_BUILTIN_FNMADDPD): Ditto.
4384 (IX86_BUILTIN_FNMSUBSS): Ditto.
4385 (IX86_BUILTIN_FNMSUBSD): Ditto.
4386 (IX86_BUILTIN_FNMSUBPS): Ditto.
4387 (IX86_BUILTIN_FNMSUBPD): Ditto.
4388 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4389 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4390 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4391 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4392 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4393 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4394 (IX86_BUILTIN_PPERM): Ditto.
4395 (IX86_BUILTIN_PERMPS): Ditto.
4396 (IX86_BUILTIN_PERMPD): Ditto.
4397 (IX86_BUILTIN_PMACSSWW): Ditto.
4398 (IX86_BUILTIN_PMACSWW): Ditto.
4399 (IX86_BUILTIN_PMACSSWD): Ditto.
4400 (IX86_BUILTIN_PMACSWD): Ditto.
4401 (IX86_BUILTIN_PMACSSDD): Ditto.
4402 (IX86_BUILTIN_PMACSDD): Ditto.
4403 (IX86_BUILTIN_PMACSSDQL): Ditto.
4404 (IX86_BUILTIN_PMACSSDQH): Ditto.
4405 (IX86_BUILTIN_PMACSDQL): Ditto.
4406 (IX86_BUILTIN_PMACSDQH): Ditto.
4407 (IX86_BUILTIN_PMADCSSWD): Ditto.
4408 (IX86_BUILTIN_PMADCSWD): Ditto.
4409 (IX86_BUILTIN_PHADDBW): Ditto.
4410 (IX86_BUILTIN_PHADDBD): Ditto.
4411 (IX86_BUILTIN_PHADDBQ): Ditto.
4412 (IX86_BUILTIN_PHADDWD): Ditto.
4413 (IX86_BUILTIN_PHADDWQ): Ditto.
4414 (IX86_BUILTIN_PHADDDQ): Ditto.
4415 (IX86_BUILTIN_PHADDUBW): Ditto.
4416 (IX86_BUILTIN_PHADDUBD): Ditto.
4417 (IX86_BUILTIN_PHADDUBQ): Ditto.
4418 (IX86_BUILTIN_PHADDUWD): Ditto.
4419 (IX86_BUILTIN_PHADDUWQ): Ditto.
4420 (IX86_BUILTIN_PHADDUDQ): Ditto.
4421 (IX86_BUILTIN_PHSUBBW): Ditto.
4422 (IX86_BUILTIN_PHSUBWD): Ditto.
4423 (IX86_BUILTIN_PHSUBDQ): Ditto.
4424 (IX86_BUILTIN_PROTB): Ditto.
4425 (IX86_BUILTIN_PROTW): Ditto.
4426 (IX86_BUILTIN_PROTD): Ditto.
4427 (IX86_BUILTIN_PROTQ): Ditto.
4428 (IX86_BUILTIN_PROTB_IMM): Ditto.
4429 (IX86_BUILTIN_PROTW_IMM): Ditto.
4430 (IX86_BUILTIN_PROTD_IMM): Ditto.
4431 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4432 (IX86_BUILTIN_PSHLB): Ditto.
4433 (IX86_BUILTIN_PSHLW): Ditto.
4434 (IX86_BUILTIN_PSHLD): Ditto.
4435 (IX86_BUILTIN_PSHLQ): Ditto.
4436 (IX86_BUILTIN_PSHAB): Ditto.
4437 (IX86_BUILTIN_PSHAW): Ditto.
4438 (IX86_BUILTIN_PSHAD): Ditto.
4439 (IX86_BUILTIN_PSHAQ): Ditto.
4440 (IX86_BUILTIN_FRCZSS): Ditto.
4441 (IX86_BUILTIN_FRCZSD): Ditto.
4442 (IX86_BUILTIN_FRCZPS): Ditto.
4443 (IX86_BUILTIN_FRCZPD): Ditto.
4444 (IX86_BUILTIN_CVTPH2PS): Ditto.
4445 (IX86_BUILTIN_CVTPS2PH): Ditto.
4446 (IX86_BUILTIN_COMEQSS): Ditto.
4447 (IX86_BUILTIN_COMNESS): Ditto.
4448 (IX86_BUILTIN_COMLTSS): Ditto.
4449 (IX86_BUILTIN_COMLESS): Ditto.
4450 (IX86_BUILTIN_COMGTSS): Ditto.
4451 (IX86_BUILTIN_COMGESS): Ditto.
4452 (IX86_BUILTIN_COMUEQSS): Ditto.
4453 (IX86_BUILTIN_COMUNESS): Ditto.
4454 (IX86_BUILTIN_COMULTSS): Ditto.
4455 (IX86_BUILTIN_COMULESS): Ditto.
4456 (IX86_BUILTIN_COMUGTSS): Ditto.
4457 (IX86_BUILTIN_COMUGESS): Ditto.
4458 (IX86_BUILTIN_COMORDSS): Ditto.
4459 (IX86_BUILTIN_COMUNORDSS): Ditto.
4460 (IX86_BUILTIN_COMFALSESS): Ditto.
4461 (IX86_BUILTIN_COMTRUESS): Ditto.
4462 (IX86_BUILTIN_COMEQSD): Ditto.
4463 (IX86_BUILTIN_COMNESD): Ditto.
4464 (IX86_BUILTIN_COMLTSD): Ditto.
4465 (IX86_BUILTIN_COMLESD): Ditto.
4466 (IX86_BUILTIN_COMGTSD): Ditto.
4467 (IX86_BUILTIN_COMGESD): Ditto.
4468 (IX86_BUILTIN_COMUEQSD): Ditto.
4469 (IX86_BUILTIN_COMUNESD): Ditto.
4470 (IX86_BUILTIN_COMULTSD): Ditto.
4471 (IX86_BUILTIN_COMULESD): Ditto.
4472 (IX86_BUILTIN_COMUGTSD): Ditto.
4473 (IX86_BUILTIN_COMUGESD): Ditto.
4474 (IX86_BUILTIN_COMORDSD): Ditto.
4475 (IX86_BUILTIN_COMUNORDSD): Ditto.
4476 (IX86_BUILTIN_COMFALSESD): Ditto.
4477 (IX86_BUILTIN_COMTRUESD): Ditto.
4478 (IX86_BUILTIN_COMEQPS): Ditto.
4479 (IX86_BUILTIN_COMNEPS): Ditto.
4480 (IX86_BUILTIN_COMLTPS): Ditto.
4481 (IX86_BUILTIN_COMLEPS): Ditto.
4482 (IX86_BUILTIN_COMGTPS): Ditto.
4483 (IX86_BUILTIN_COMGEPS): Ditto.
4484 (IX86_BUILTIN_COMUEQPS): Ditto.
4485 (IX86_BUILTIN_COMUNEPS): Ditto.
4486 (IX86_BUILTIN_COMULTPS): Ditto.
4487 (IX86_BUILTIN_COMULEPS): Ditto.
4488 (IX86_BUILTIN_COMUGTPS): Ditto.
4489 (IX86_BUILTIN_COMUGEPS): Ditto.
4490 (IX86_BUILTIN_COMORDPS): Ditto.
4491 (IX86_BUILTIN_COMUNORDPS): Ditto.
4492 (IX86_BUILTIN_COMFALSEPS): Ditto.
4493 (IX86_BUILTIN_COMTRUEPS): Ditto.
4494 (IX86_BUILTIN_COMEQPD): Ditto.
4495 (IX86_BUILTIN_COMNEPD): Ditto.
4496 (IX86_BUILTIN_COMLTPD): Ditto.
4497 (IX86_BUILTIN_COMLEPD): Ditto.
4498 (IX86_BUILTIN_COMGTPD): Ditto.
4499 (IX86_BUILTIN_COMGEPD): Ditto.
4500 (IX86_BUILTIN_COMUEQPD): Ditto.
4501 (IX86_BUILTIN_COMUNEPD): Ditto.
4502 (IX86_BUILTIN_COMULTPD): Ditto.
4503 (IX86_BUILTIN_COMULEPD): Ditto.
4504 (IX86_BUILTIN_COMUGTPD): Ditto.
4505 (IX86_BUILTIN_COMUGEPD): Ditto.
4506 (IX86_BUILTIN_COMORDPD): Ditto.
4507 (IX86_BUILTIN_COMUNORDPD): Ditto.
4508 (IX86_BUILTIN_COMFALSEPD): Ditto.
4509 (IX86_BUILTIN_COMTRUEPD): Ditto.
4510 (IX86_BUILTIN_PCOMEQUB): Ditto.
4511 (IX86_BUILTIN_PCOMNEUB): Ditto.
4512 (IX86_BUILTIN_PCOMLTUB): Ditto.
4513 (IX86_BUILTIN_PCOMLEUB): Ditto.
4514 (IX86_BUILTIN_PCOMGTUB): Ditto.
4515 (IX86_BUILTIN_PCOMGEUB): Ditto.
4516 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4517 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4518 (IX86_BUILTIN_PCOMEQUW): Ditto.
4519 (IX86_BUILTIN_PCOMNEUW): Ditto.
4520 (IX86_BUILTIN_PCOMLTUW): Ditto.
4521 (IX86_BUILTIN_PCOMLEUW): Ditto.
4522 (IX86_BUILTIN_PCOMGTUW): Ditto.
4523 (IX86_BUILTIN_PCOMGEUW): Ditto.
4524 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4525 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4526 (IX86_BUILTIN_PCOMEQUD): Ditto.
4527 (IX86_BUILTIN_PCOMNEUD): Ditto.
4528 (IX86_BUILTIN_PCOMLTUD): Ditto.
4529 (IX86_BUILTIN_PCOMLEUD): Ditto.
4530 (IX86_BUILTIN_PCOMGTUD): Ditto.
4531 (IX86_BUILTIN_PCOMGEUD): Ditto.
4532 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4533 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4534 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4535 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4536 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4537 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4538 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4539 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4540 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4541 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4542 (IX86_BUILTIN_PCOMEQB): Ditto.
4543 (IX86_BUILTIN_PCOMNEB): Ditto.
4544 (IX86_BUILTIN_PCOMLTB): Ditto.
4545 (IX86_BUILTIN_PCOMLEB): Ditto.
4546 (IX86_BUILTIN_PCOMGTB): Ditto.
4547 (IX86_BUILTIN_PCOMGEB): Ditto.
4548 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4549 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4550 (IX86_BUILTIN_PCOMEQW): Ditto.
4551 (IX86_BUILTIN_PCOMNEW): Ditto.
4552 (IX86_BUILTIN_PCOMLTW): Ditto.
4553 (IX86_BUILTIN_PCOMLEW): Ditto.
4554 (IX86_BUILTIN_PCOMGTW): Ditto.
4555 (IX86_BUILTIN_PCOMGEW): Ditto.
4556 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4557 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4558 (IX86_BUILTIN_PCOMEQD): Ditto.
4559 (IX86_BUILTIN_PCOMNED): Ditto.
4560 (IX86_BUILTIN_PCOMLTD): Ditto.
4561 (IX86_BUILTIN_PCOMLED): Ditto.
4562 (IX86_BUILTIN_PCOMGTD): Ditto.
4563 (IX86_BUILTIN_PCOMGED): Ditto.
4564 (IX86_BUILTIN_PCOMFALSED): Ditto.
4565 (IX86_BUILTIN_PCOMTRUED): Ditto.
4566 (IX86_BUILTIN_PCOMEQQ): Ditto.
4567 (IX86_BUILTIN_PCOMNEQ): Ditto.
4568 (IX86_BUILTIN_PCOMLTQ): Ditto.
4569 (IX86_BUILTIN_PCOMLEQ): Ditto.
4570 (IX86_BUILTIN_PCOMGTQ): Ditto.
4571 (IX86_BUILTIN_PCOMGEQ): Ditto.
4572 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4573 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4574 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
4575 OPTION_MASK_ISA_ROUND for instructions that are shared between
4577 (bdesc_2arg): Ditto.
4578 (bdesc_sse_3arg): Ditto.
4579 (enum multi_arg_type): New enum for describing the various SSE5
4580 intrinsic argument types.
4581 (bdesc_multi_arg): New table for SSE5 intrinsics.
4582 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4583 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4585 (ix86_expand_builtin): Add SSE5 intrinsic support.
4586 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4587 operand instructions.
4588 (ix86_expand_sse5_multiple_memory): New function to split the
4589 second memory reference from SSE5 instructions.
4590 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4591 (ix86_return_pops_args): Use stdarg_p to determine if the function
4592 has variable arguments.
4593 (ix86_setup_incoming_varargs): Ditto.
4594 (x86_this_parameter): Ditto.
4596 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4598 (ix86_expand_sse5_pack): Ditto.
4599 (ix86_sse5_valid_op_p): Ditto.
4600 (ix86_expand_sse5_multiple_memory): Ditto.
4602 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4603 constant for SSE5 support.
4604 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4605 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4606 (UNSPEC_SSE5_PERMUTE): Ditto.
4607 (UNSPEC_SSE5_ASHIFT): Ditto.
4608 (UNSPEC_SSE5_LSHIFT): Ditto.
4609 (UNSPEC_FRCZ): Ditto.
4610 (UNSPEC_CVTPH2PS): Ditto.
4611 (UNSPEC_CVTPS2PH): Ditto.
4612 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4614 (COM_FALSE_S): Ditto.
4615 (COM_FALSE_P): Ditto.
4616 (COM_TRUE_S): Ditto.
4617 (COM_TRUE_P): Ditto.
4618 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4619 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4621 (memory attribute): Ditto.
4622 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4623 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4624 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4625 (floor<mode>2): Ditto.
4626 (ceil<mode>2): Ditto.
4627 (btrunc<mode>2): Ditto.
4628 (nearbyintdf2): Ditto.
4629 (nearbyintsf2): Ditto.
4630 (sse_setccsf): Disable if SSE5.
4631 (sse_setccdf): Ditto.
4632 (sse5_setcc<mode>): New support for SSE5 conditional move.
4633 (sse5_pcmov_<mode>): Ditto.
4635 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4637 (SSEMODEF2P): Ditto.
4638 (ssemodesuffixf4): New mode attribute for SSE5.
4639 (ssemodesuffixf2s): Ditto.
4640 (ssemodesuffixf2c): Ditto.
4641 (sserotatemax): Ditto.
4642 (ssescalarmode): Ditto.
4643 (sse_maskcmpv4sf3): Disable if SSE5.
4644 (sse_maskcmpv2df3): Ditto.
4645 (sse_vmmaskcmpv4sf3): Ditto.
4646 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
4648 (sse5_vmfmadd<mode>4): Ditto.
4649 (sse5_fmsub<mode>4): Ditto.
4650 (sse5_vmfmsub<mode>4): Ditto.
4651 (sse5_fnmadd<mode>4): Ditto.
4652 (sse5_vmfnmadd<mode>4): Ditto.
4653 (sse5_fnmsub<mode>4): Ditto.
4654 (sse5_vmfnmsub<mode>4): Ditto.
4655 (sse5i_fmadd<mode>4): Ditto.
4656 (sse5i_fmsub<mode>4): Ditto.
4657 (sse5i_fnmadd<mode>4): Ditto.
4658 (sse5i_fnmsub<mode>4): Ditto.
4659 (sse5i_vmfmadd<mode>4): Ditto.
4660 (sse5i_vmfmsub<mode>4): Ditto.
4661 (sse5i_vmfnmadd<mode>4): Ditto.
4662 (sse5i_vmfnmsub<mode>4): Ditto.
4663 (mulv16qi3): Add SSE5 support.
4665 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4666 (sse2_mulv4si3): Disable if SSE5.
4667 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4668 (sse4_1_roundps): Ditto.
4669 (sse4_1_roundsd): Ditto.
4670 (sse4_1_roundss): Ditto.
4671 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4673 (sse_maskcmpsf3): Ditto.
4674 (sse_vmmaskcmpv4sf3): Ditto.
4675 (sse2_maskcmpv2df3): Ditto.
4676 (sse2_maskcmpdf3): Ditto.
4677 (sse2_vmmaskcmpv2df3): Ditto.
4678 (sse2_eq<mode>3): Ditto.
4679 (sse2_gt<mode>3): Ditto.
4680 (sse5_pcmov_<mode>): Add SSE5 support.
4681 (vec_unpacku_hi_v16qi): Ditto.
4682 (vec_unpacks_hi_v16qi): Ditto.
4683 (vec_unpacku_lo_v16qi): Ditto.
4684 (vec_unpacks_lo_v16qi): Ditto.
4685 (vec_unpacku_hi_v8hi): Ditto.
4686 (vec_unpacks_hi_v8hi): Ditto.
4687 (vec_unpacku_lo_v8hi): Ditto.
4688 (vec_unpacks_lo_v8hi): Ditto.
4689 (vec_unpacku_hi_v4si): Ditto.
4690 (vec_unpacks_hi_v4si): Ditto.
4691 (vec_unpacku_lo_v4si): Ditto.
4692 (vec_unpacks_lo_v4si): Ditto.
4693 (sse5_pmacsww): New SSE5 intrinsic insn.
4694 (sse5_pmacssww): Ditto.
4695 (sse5_pmacsdd): Ditto.
4696 (sse5_pmacssdd): Ditto.
4697 (sse5_pmacssdql): Ditto.
4698 (sse5_pmacssdqh): Ditto.
4699 (sse5_pmacsdqh): Ditto.
4700 (sse5_pmacsswd): Ditto.
4701 (sse5_pmacswd): Ditto.
4702 (sse5_pmadcsswd): Ditto.
4703 (sse5_pmadcswd): Ditto.
4704 (sse5_pcmov_<move>): Conditional move support on SSE5.
4705 (sse5_phaddbw): New SSE5 intrinsic insn.
4706 (sse5_phaddbd): Ditto.
4707 (sse5_phaddbq): Ditto.
4708 (sse5_phaddwd): Ditto.
4709 (sse5_phaddwq): Ditto.
4710 (sse5_phadddq): Ditto.
4711 (sse5_phaddubw): Ditto.
4712 (sse5_phaddubd): Ditto.
4713 (sse5_phaddubq): Ditto.
4714 (sse5_phadduwd): Ditto.
4715 (sse5_phadduwq): Ditto.
4716 (sse5_phaddudq): Ditto.
4717 (sse5_phsubbw): Ditto.
4718 (sse5_phsubwd): Ditto.
4719 (sse5_phsubdq): Ditto.
4720 (sse5_pperm): Ditto.
4721 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4722 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4723 (sse5_pperm_sign_v8hi_v4si): Ditto.
4724 (sse5_pperm_zero_v8hi_v4si): Ditto.
4725 (sse5_pperm_sign_v4si_v2di): Ditto.
4726 (sse5_pperm_sign_v4si_v2di): Ditto.
4727 (sse5_pperm_pack_v2di_v4si): Ditto.
4728 (sse5_pperm_pack_v4si_v8hi): Ditto.
4729 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4730 (sse5_perm<mode>): New SSE5 intrinsic insn.
4731 (rotl<mode>3): Ditto.
4732 (sse5_rotl<mode>3): Ditto.
4733 (sse5_ashl<mode>3): Ditto.
4734 (sse5_lshl<mode>3): Ditto.
4735 (sse5_frcz<mode>2): Ditto.
4736 (sse5s_frcz<mode>2): Ditto.
4737 (sse5_cvtph2ps): Ditto.
4738 (sse5_cvtps2ph): Ditto.
4739 (sse5_vmmaskcmp<mode>3): Ditto.
4740 (sse5_com_tf<mode>3): Ditto.
4741 (sse5_maskcmp<mode>3): Ditto.
4742 (sse5_maskcmp_uns<mode>3): Ditto.
4743 (sse5_maskcmp_uns2<mode>3): Ditto.
4744 (sse5_pcom_tf<mode>3): Ditto.
4746 * config/i386/predicates.md (const_0_to_31_operand): New predicate
4748 (sse5_comparison_float_operator): New predicate to match the
4749 comparison operators supported by the SSE5 com instruction.
4750 (ix86_comparison_int_operator): New predicate to match just the
4751 signed int comparisons.
4752 (ix86_comparison_uns_operator): New predicate to match just the
4753 unsigned int comparisons.
4755 * doc/invoke.texi (-msse5): Add documentation.
4756 (-mfused-madd): Ditto.
4758 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4760 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4762 (x86_64-*-*): Ditto.
4764 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4766 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4767 intrinisics for SSE5.
4769 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4772 * config/i386/mmintrin-common.h: New file, to contain common
4773 instructions between SSE4.1 and SSE5.
4775 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4776 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4777 (gen_regparm_prefix): Ditto.
4779 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4780 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4781 prototype_p to determine if a function is prototyped.
4783 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4785 * config/dfp-bit.c (dfp_conversion_exception): New function.
4786 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4787 (DFP_TO_INT): Ditto.
4788 (INT_TO_DFP): Ditto.
4789 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4791 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4794 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4795 before sp restoration even when total_size is 0, but
4796 frame_pointer_needed.
4798 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4800 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4801 (xtensa_copy_incoming_a7): Use start_sequence instead of
4802 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4803 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4804 of the saveregs sequence.
4806 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4808 * c-tree.h (grokfield): Add a "tree *" argument.
4809 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4810 Chain nested decl attributes to it. Don't call decl_attributes here.
4811 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4812 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4813 (grokfield): Take a pointer to the decl's attributes and pass
4814 it to grokdeclarator.
4815 * c-parser.c (c_parser_struct_declaration): Update the calls to
4816 grokfield. Call decl_attributes for anonymous struct and union
4819 2007-09-12 Jan Hubicka <jh@suse.cz>
4821 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4823 2007-09-12 Ira Rosen <irar@il.ibm.com>
4825 PR tree-optimization/32377
4826 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4827 between positive and negative dependence distance using DDR_REVERSED_P.
4829 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4831 PR tree-optimization/33373
4832 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4833 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4835 2007-09-12 Jan Hubicka <jh@suse.cz>
4838 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4841 2007-09-12 Christian Bruel <christian.bruel@st.com>
4843 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4844 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4846 2007-09-12 Ira Rosen <irar@il.ibm.com>
4848 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4849 for oprnd1 if not required.
4850 (vectorizable_operation): Use scalar operand in SLP in case of
4851 shift with scalar argument.
4853 2007-09-12 Ira Rosen <irar@il.ibm.com>
4855 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4858 2007-09-11 James E. Wilson <wilson@specifix.com>
4860 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4861 TARGET_UNWIND_INFO is defined.
4862 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4865 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4867 * config/sh/sh.c (calc_live_regs): Use
4868 current_function_saves_all_registers instead of
4869 current_function_has_nonlocal_label.
4870 (sh_allocate_initial_value): Likewise.
4871 (sh_get_pr_initial_val): Likewise.
4872 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4873 * config/sh/sh.md (load_ra): Likewise.
4875 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4877 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4880 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4881 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4883 2007-09-12 Sa Liu <saliu@de.ibm.com>
4885 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4886 operands to DFmode GE or LE compares.
4888 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4890 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4891 REG_CLASS_NAMES): Add P0REGS.
4892 (REGNO_REG_CLASS): Return it where appropriate.
4893 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4894 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4895 * doc/md.texi (Blackfin family): Document 'q' constraints.
4897 2007-09-11 Steve Kenton <skenton@ou.edu>
4899 * pa/linux-unwind.h: Guard with inhibit_libc.
4900 * pa/hpux-unwind.h: Likewise.
4902 2007-09-11 David Daney <ddaney@avtrex.com>
4904 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4905 * doc/install.texi: Document new --with-llsc and --without-llsc
4907 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4908 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4909 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4911 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4912 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4913 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4914 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4915 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4916 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4917 * config/mips/mips.opt (mllsc): New option.
4918 * config/mips/mips.c (mips_llsc): Define variable.
4919 (mips_handle_option): Handle mllsc option.
4920 (override_options): Set mips_print_operand_punct for '|' and '-'.
4921 (print_operand): Add new %| and %- operand codes.
4922 * config/mips/mips.h (mips_llsc_setting): New enum type.
4923 (mips_llsc): Declare.
4924 (OPTION_DEFAULT_SPECS): Add llsc handling.
4925 (GENERATE_SYNC): New macro.
4926 (GENERATE_LL_SC): New macro.
4927 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4928 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4929 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4930 in %| and %- operand codes.
4932 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4934 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4935 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4937 2007-09-11 Jason Merrill <jason@redhat.com>
4940 * stor-layout.c (layout_decl): Do pack variable size fields.
4942 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4944 * config/m68k/predicates.md (movsi_const0_operand,
4945 non_symbolic_call_operand): New predicates.
4947 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4949 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4950 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4951 CW, CZ, CS, Ap and Ac.
4953 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4954 (constraints.md): New include.
4955 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4956 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4957 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4959 (pushdi): Add split.
4960 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4961 attributes. Split tstsi_internal_68020_cf from it.
4962 (tstsi_internal_68020_cf): New pattern.
4963 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4964 (tst<mode>_cf): Specify attributea.
4965 (cmpsi_cf): Name pattern. Specify attributes.
4966 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4967 (pushexthisi_const): Fix to use alternatives. Specify
4969 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4970 from it. Fix to use alternatives. Specify attributes.
4971 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4972 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4974 (movsf_cf_soft): Specify attributes.
4975 (movdf_cf_soft): Add split.
4976 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4977 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4978 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4979 (truncdfsf2_68881): Name pattern. Specify attributes.
4980 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4981 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4982 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4984 (addsi3_5200): Fix to use alternatives. Specify attributes.
4986 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4987 (subsi3): Add alternative for subq.l. Specify attributes.
4988 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4989 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4991 (umulhisi3): Specify attributes.
4992 (mulhisisi3_z): Name pattern. Specify attributes.
4993 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4994 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4995 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4996 bsetmemqi): Specify attributes.
4997 (bsetmemqi_ext): Name pattern. Specify attributes.
4998 (bclrmemqi): Specify attributes.
4999 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
5000 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
5002 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
5003 pattern. Specify attributes.
5004 (jump): Specify attributes.
5005 (tablejump_internal): Name pattern. Specify attributes.
5006 (call_value): Split into non_symbolic_call_value,
5007 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
5008 alternatives. Specify attributes.
5009 (non_symbolic_call_value, symbolic_call_value_jsr,
5010 symbolic_call_value_bsr): New patterns.
5011 (nop, return, unlink, indirect_jump): Specify attributes.
5012 (trap): Fix condition. Specify attributes.
5015 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
5016 (override_options): Initialize it. Initialize m68k_sched_cpu.
5017 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
5018 (const_method): Make global, rename to m68k_const_method.
5019 (const_int_cost, output_move_const_into_data_reg): Update.
5020 (output_move_double): Parametrize to emit rtl code, rename to
5022 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
5023 emit_movsi): New static functions.
5024 (output_move_double): New function with semantics of old
5026 (m68k_emit_move_double): New function.
5027 (m68k_sched_cpu): New variable.
5028 (attr_op_type): New enum.
5029 (sched_guess_p): New variable.
5030 (sched_address_type, sched_operand_type, sched_attr_op_type):
5031 New static functions.
5032 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5033 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
5034 (sched_branch_type): New static variable.
5035 (m68k_sched_branch_type): New function.
5036 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
5037 (m68k_symbolic_call_var): Declare.
5038 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5039 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5040 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5041 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5044 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5046 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5047 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5048 error if __builtin_va_arg_pack_len () wasn't optimized out during
5050 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5051 with the number of inline's anonymous arguments.
5052 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5054 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5056 * fold-const.c (extract_muldiv_1): Do not simplify
5059 2007-09-11 Jan Hubicka <jh@suse.cz>
5061 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5062 (TARGET_INTER_UNIT_CONVERSIONS): New.
5063 * i386.md (floatsi expanders): Remove redundant check for SImode
5064 source; offload to memory when asked for.
5065 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5066 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5068 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5069 floatsidf2_mixed_memory, floatsidf2_sse_memory
5070 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5071 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5073 2007-09-11 Jan Hubicka <jh@suse.cz>
5075 * toplev.c (process_options): all frontends now do unit-at-a-time.
5076 * cgraphunit.c: update comments.
5077 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5078 * c-decl.c (finish_function): use cgraph_add_new_function.
5079 * function.c (expand_function_end): We are always unit-at-a-time.
5081 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5083 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5084 settings for MIPS16.
5085 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5087 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5089 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5090 SYMBOL_FORCE_TO_MEM constants.
5091 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5092 (mips16_rewrite_pool_refs_info): New structure.
5093 (mips16_rewrite_pool_constant): New function, split out from...
5094 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5095 mips16_rewrite_pool_refs_info structure rather than a pointer
5096 to a constant pool. Force force_to_mem_operands into memory.
5097 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5098 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5099 * config/mips/constraints.md (kf): New constraint.
5100 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5101 (*movsi_mips16): Likewise.
5103 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5104 Nigel Stephens <nigel@mips.com>
5105 David Ung <davidu@mips.com>
5107 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5108 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5109 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5110 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5111 (mips_zero_extend_cost): New functions.
5112 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5113 Use the new functions. Tweak many cost estimates, both here
5114 and in the new subroutines. Return false when the cost of the
5115 operands has not been calculated. Check for *clear_upper32.
5116 Check for floating-point multiply-add, reciprocal and rsqrt
5117 patterns. Handle comparison and rotation codes.
5119 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5121 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5123 * config/i386/i386.c (get_dllimport_decl): Don't strip
5126 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5129 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5130 declarations to top.
5131 (DFP_TO_BFP): Use for either XFmode or TFmode.
5132 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5134 * config/dfp-bit.h: Include float.h.
5135 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5136 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5137 which doesn't mean the same thing.
5138 (BFP_KIND): Use 4 to mean TFmode.
5139 (BFP_FMT): Specify the number of decimal digits based on the
5140 number of mantissa digits.
5141 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5142 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5143 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5144 (TFtype): Define if TFmode is supported.
5145 * doc/libgcc.texi (Decimal float library routines): Document
5146 TF conversion functions.
5148 2007-09-10 Chao-ying Fu <fu@mips.com>
5150 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5151 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5152 (mips_emit_compare): Process fixed-point modes.
5153 (mips_pad_arg_upward): Support fixed-point types.
5154 (override_options): Allow fixed-point modes in accumulators.
5155 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5156 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5157 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5158 (mips_scalar_mode_supported_p): New function to accept fixed-point
5159 modes if the width is not greater than two BITS_PER_WORD.
5160 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5161 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5162 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5163 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5164 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
5166 ("IMODE"): New mode attribute.
5167 (mips-fixed.md): Include.
5168 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
5170 * config/mips/mips-fixed.md: New file.
5172 2007-09-11 Ben Elliston <bje@au.ibm.com>
5174 * config/spu/spu.md: Formatting fixes.
5176 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5178 * config/dfp-bit.c (dfp_unary_func): Delete.
5179 (dfp_unary_op): Delete.
5180 (dfp_binary_op): Use decFloat functions instead of decNumber
5181 functions for binary operations.
5182 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
5183 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
5185 (dfp_compare_op): Use decFloat functions insteadof decNumber
5186 functions for comparisons.
5187 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
5188 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
5190 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
5191 call to dxx_binary_op and decFloat function.
5192 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
5193 calls to dxx_binary_op and decFloat function.
5194 * config/dfp-bit.h: Include decFloat header files.
5195 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
5196 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
5197 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
5198 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
5200 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
5201 Jan Sjodin <jan.sjodin@amd.com>
5203 * tree-vect-analyze.c (vect_analyze_operations): Change
5204 comparison of loop iterations with threshold to less than
5205 or equal to instead of less than. Reduce
5206 min_scalar_loop_bound by one.
5207 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5208 Change prologue and epilogue iterations estimate to vf/2,
5209 when unknown at compile-time. Change versioning guard
5210 cost to taken_branch_cost. If peeling for alignment is
5211 unknown at compile-time, change peel guard costs to one
5212 taken branch and one not-taken branch per peeled loop.
5213 If peeling for alignment is known but number of scalar loop
5214 iterations is unknown at compile-time, change peel guard
5215 costs to one taken branch per peeled loop. Change the cost
5216 model equation to consider vector iterations as the loop
5217 iterations less the prologue and epilogue iterations.
5218 Change outside vector cost check to less than or equal to
5219 zero instead of equal to zero.
5220 (vect_do_peeling_for_loop_bound): Reduce
5221 min_scalar_loop_bound by one.
5222 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5223 TARG_COND_NOT_TAKEN_BRANCH_COST.
5224 * config/i386/i386.h (processor_costs): Add
5225 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5226 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5227 vec_align_load_cost, vect_unalign_load_cost,
5228 vec_store_cost, cond_taken_branch_cost,
5229 cond_not_taken_branch_cost.
5230 Define macros for x86 costs.
5231 * config/i386/i386.c:
5232 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5233 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5234 scalar_to_vec_cost, vec_align_load_cost,
5235 vect_unalign_load_cost, vec_store_cost,
5236 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5237 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5238 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5239 core2_cost, generic64_cost, generic32_cost): Set to default
5241 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5242 (x86_builtin_vectorization_cost): New.
5244 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5245 Ben Elliston <bje@au.ibm.com>
5247 * dfp.c: Include decimal128Local.h;
5248 (dfp_byte_swap): Remove.
5249 (encode_decimal32, decode_decimal32): Don't handle endianness.
5250 (encode_decimal64, decode_decimal64): Ditto.
5251 (encode_decimal128, decode_decimal128): Ditto.
5252 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5254 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5256 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5257 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5259 2007-09-10 David Daney <ddaney@avtrex.com>
5261 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5263 (memory_barrier): Rewrote as an insn that clobbers memory.
5265 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5267 * config/mips/mips.c (mips_global_pointer): Check
5268 call_really_used_regs instead of call_used_regs.
5269 (mips_save_reg_p): Likewise. Save all call-saved registers
5270 if current_function_saves_all_registers. Fix indentation.
5271 No longer treat $18 as a special case.
5272 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5274 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5276 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5277 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5278 the introductory comment.
5279 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5280 (override_options): Don't test for it.
5281 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5282 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5283 * config/mips/vr.h: As for config/mips/sde.h.
5285 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5286 Revital Eres <eres@il.ibm.com>
5288 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5289 (struct ddg): Define.
5290 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5291 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5292 * config/spu/spu.c: Include ddg.h.
5293 (TARGET_SCHED_SMS_RES_MII): Define.
5294 (spu_sms_res_mii): New function to calculate mii.
5295 * modulo-sched (res_MII): Use it.
5296 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5298 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5300 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5301 pool entries since they might hold values that must not be shared.
5303 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5306 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5307 Use 'N' operand constraint for op2.
5308 (lshr<mode>3): Ditto.
5309 (ashl<mode>3): Ditto.
5310 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5311 (vec_shr_<mode>): Ditto.
5312 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5313 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5315 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5317 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5318 Change mode macro in the last real_2expN parameter to uppercase.
5320 2007-09-10 Michael Matz <matz@suse.de>
5322 * tree-pass.h (pass_cselim): Declare new pass.
5323 * passes.c (init_optimization_passes): Link in pass_cselim.
5324 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5325 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5326 cond_store_replacement.
5327 (condstoretemp): New static variable.
5328 (cond_store_replacement): New function.
5329 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5330 tree_ssa_phiopt_worker.
5331 (struct name_to_bb): New.
5332 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5333 nt_init_block, nt_fini_block): New static functions.
5334 (seen_ssa_names, nontrap_set): New static variables.
5335 (gate_cselim, pass_cselim): Define new pass.
5336 * common.opt (ftree-cselim): New flag.
5337 * toplev.c (process_options): Set flag_tree_cselim if required.
5339 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5341 * simplify-rtx.c (simplify_relational_operation_1): For recent
5342 canonicalization, don't recurse if op1 equals both PLUS arguments.
5344 2007-09-09 David Daney <ddaney@avtrex.com>
5346 * optabs.c (expand_sync_operation): Use plus insn if minus
5348 (expand_sync_fetch_operation): Ditto.
5350 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5352 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5354 (*floatsisf2_sse_vector): Likewise.
5356 2007-09-09 Krister Walfridsson <cato@df.lth.se>
5358 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5360 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5362 * config/i386/i386.h (ix86_tune_indices): Rename
5363 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
5364 (TARGET_USE_VECTOR_CONVERTS): Updated.
5365 * config/i386/i386.c: Likewise.
5367 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
5368 Nigel Stephens <nigel@mips.com>
5370 * doc/invoke.texi (Overall Options): Add .sx file extension
5371 as a synonym for .S.
5372 * cppspec.c (known_suffixes): Likewise.
5373 * gcc.c (default_compilers): Likewise.
5375 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
5378 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
5379 * simplify-rtx.c (simplify_relational_operation_1): Add the
5380 canonicalization from i386.h.
5381 * doc/md.texi (Canonicalization of Instructions): Document it.
5383 2007-09-09 Jan Hubicka <jh@suse.cz>
5384 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5386 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
5387 (TARGET_USE_VECTOR_CONVERTS): New.
5388 * i386.md: New post-reload splitters for converting SF to DF and DF to
5390 (floatsi* expander): Special case vector conversions.
5391 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
5392 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
5393 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
5394 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5395 Disable when doing vector converts.
5396 (floatsi<mode>2_i387): Disable when
5397 * sse.md (vec_dupv2df): Export.
5398 * i386.c (ix86_tune_features): Enable SSE conversions.
5400 2007-09-09 Richard Guenther <rguenther@suse.de>
5402 * tree-ssa-operands.c (add_virtual_operand): Only mark
5403 stores as has_volatile_ops if alias information is not available.
5405 2007-09-09 Revital Eres <eres@il.ibm.com>
5407 * doc/contrib.texi: Add myself.
5409 2007-09-09 Ira Rosen <irar@il.ibm.com>
5411 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
5412 stmt_vinfo_set_outside_of_loop_cost): New functions.
5413 * tree-vect-transform.c (vect_get_cost_fields): Remove.
5414 (vect_model_simple_cost): Call
5415 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
5416 field instead of calling vect_get_cost_fields.
5417 (vect_model_store_cost, vect_model_load_cost): Likewise.
5419 2007-09-09 Revital Eres <eres@il.ibm.com>
5421 * config/rs6000/rs6000.c (paired_init_builtins): Add const
5422 declaration to bdesc_paired_preds variable.
5423 (paired_expand_builtin): Likewise.
5425 2007-09-09 Revital Eres <eres@il.ibm.com>
5427 * dbgcnt.def (sms_sched_loop): New counter.
5428 * modulo-sched.c: Use sms_sched_loop instead of
5429 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
5430 perform swing modulo scheduling on. Include dbgcnt.h.
5431 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
5432 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
5434 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
5436 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
5437 Substitute all uses with ...
5438 (MODEF): New mode iterator.
5440 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
5441 from pre-regalloc define_insn_and_split splitter pattern.
5442 (*fix_trunc<mode>_i387_1): Ditto.
5443 (*fistdi2_1): Ditto.
5444 (*fist<mode>2_1): Ditto.
5445 (frndintxf2_floor): Ditto.
5446 (*fist<mode>2_floor_1): Ditto.
5447 (frndintxf2_ceil): Ditto.
5448 (*fist<mode>2_ceil_1): Ditto.
5449 (frndintxf2_trunc): Ditto.
5450 (frndintxf2_mask_pm): Ditto.
5452 (prologue): Use (const_int 0) as never generated filler insn.
5454 (sibcall_epilogue): Ditto.
5455 (eh_return_si): Ditto.
5456 (eh_return_di): Ditto.
5458 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
5459 using MODEF mode iterator.
5460 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
5461 using MODEF mode iterator.
5462 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
5463 using MODEF mode iterator.
5464 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
5465 Macroize expander using MODEF mode iterator.
5467 (zero_extendsidi2): Remove operand constraints from expander.
5468 (smuldi3_highpart): Ditto.
5469 (indirect_jump): Ditto.
5472 * config/i386/sse.md (storentv4sf): Ditto.
5473 (storentv2df): Ditto.
5474 (storentv2di): Ditto.
5476 (sse2_cvtpd2ps): Ditto.
5477 (vec_interleave_highv16qi): Ditto.
5478 (vec_interleave_lowv16qi): Ditto.
5479 (vec_interleave_highv8hi): Ditto.
5480 (vec_interleave_lowv8hi): Ditto.
5481 (vec_interleave_highv4si): Ditto.
5482 (vec_interleave_lowv4si): Ditto.
5483 (vec_interleave_highv2di): Ditto.
5484 (vec_interleave_lowv2di): Ditto.
5485 (sse2_maskmovdqu): Ditto.
5486 * config/i386/mmx.md (mmx_maskmovq): Ditto.
5488 2007-09-09 Ira Rosen <irar@il.ibm.com>
5490 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
5491 (struct _slp_tree, struct _slp_instance): Define new data structures
5492 along macros for their access.
5493 (struct _loop_vec_info): Define new fields: strided_stores,
5494 slp_instances, and slp_unrolling_factor along macros for their access.
5495 (enum slp_vect_type): New.
5496 (struct _stmt_vec_info): Define new field, slp_type, and macros for
5498 (STMT_VINFO_STRIDED_ACCESS): New macro.
5499 (vect_free_slp_tree): Declare.
5500 (vectorizable_load): Add an argument of type slp_tree.
5501 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
5502 vectorizable_assignment): Likewise.
5503 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
5504 Declare (make extern).
5505 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5506 (new_loop_vec_info): Likewise.
5507 (destroy_loop_vec_info): Free memory allocated for SLP structures.
5508 * tree-vect-analyze.c: Include recog.h.
5509 (vect_update_slp_costs_according_to_vf): New.
5510 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
5511 functions. For not pure SLP stmts with strided access check that the
5512 group size is power of 2. Update the vectorization factor according to
5513 SLP. Call vect_update_slp_costs_according_to_vf.
5514 (vect_analyze_group_access): New.
5515 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
5516 (vect_free_slp_tree): New functions.
5517 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
5518 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
5519 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
5520 vect_detect_hybrid_slp): Likewise.
5521 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
5522 and vect_detect_hybrid_slp.
5523 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
5524 SLP costs into account.
5525 (vect_get_cost_fields): New function.
5526 (vect_model_simple_cost): Make extern, add SLP parameter and handle
5528 (vect_model_store_cost, vect_model_load_cost): Likewise.
5529 (vect_get_constant_vectors): New function.
5530 (vect_get_slp_vect_defs, vect_get_slp_defs,
5531 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
5532 vect_get_vec_defs): Likewise.
5533 (vectorizable_reduction): Don't handle SLP for now.
5534 (vectorizable_call): Don't handle SLP for now. Add argument to
5535 vect_model_simple_cost.
5536 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
5537 get SLPed and vectorized defs). Fix indentation and spacing.
5538 (vectorizable_assignment): Handle SLP.
5539 (vectorizable_induction): Don't handle SLP for now.
5540 (vectorizable_operation): Likewise.
5541 (vectorizable_type_demotion): Add argument to
5542 vect_model_simple_cost.
5543 (vectorizable_type_promotion): Likewise.
5544 (vectorizable_store, vectorizable_load): Handle SLP.
5545 (vectorizable_condition): Don't handle SLP for now.
5546 (vect_transform_stmt): Add a new argument for SLP. Check that there is
5547 no SLP transformation required for unsupported cases. Add SLP
5548 argument for supported cases.
5549 (vect_remove_stores): New function.
5550 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
5551 (vect_transform_loop): Schedule SLP instances.
5552 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5554 2007-09-09 Andrew Haley <aph@redhat.com>
5556 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5559 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5561 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
5562 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
5563 Similar for what label_refs can go in the JUMP_TARGET field. Split
5564 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
5565 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
5566 REG_LABEL when replacing an operand with a LABEL_REF for a
5568 (subst_reloads): When replacing a LABEL_REG with a register,
5569 instead of generating a REG_LABEL note, assert that there already
5570 is one or that the label is a known target for the insn.
5571 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
5572 note, check the JUMP_LABEL field. Remove "else" after return.
5573 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
5574 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
5575 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
5576 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
5577 insns. Iterate over all notes; don't assume there's only one.
5578 * cse.c (recorded_label_ref): Adjust comment to refer to
5580 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
5581 insns, not just NONJUMP_INSN_P.
5582 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
5583 isn't a jump target.
5584 * jump.c (rebuild_jump_labels): Adjust head comment.
5585 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
5586 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
5587 (mark_all_labels): For JUMP_P insns without a target, check if the
5588 the target is noted on the previous nonjump insn.
5589 (mark_jump_label_1): New function, guts from mark_jump_label.
5590 <case IF_THEN_ELSE>: Handle first operand as a non-target when
5591 marking jump target labels.
5592 <case LABEL_REF>: Adjust for whether to generate a
5593 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
5594 For 'E' format rtl, iterate in descending element order.
5595 (delete_related_insns): Handle both REG_LABEL_TARGET and
5596 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
5597 reference count, delete and fallthrough. Move finding-next-
5598 non-deleted insn last in the function. Look at all INSN_P insns
5599 for REG_LABEL_OPERAND notes.
5600 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
5602 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
5603 JUMP_LABEL, output the INSN_UID of it.
5604 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
5605 and/or REG_LABEL_TARGET.
5606 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
5607 with jump.c copy by only adding notes for labels actually
5608 referenced in the insn.
5609 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
5610 usage count increment; handle all INSN_P trial insns.
5611 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
5613 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
5614 REG_LABEL_TARGET and REG_LABEL_OPERAND.
5615 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
5617 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
5618 JUMP_P insns and REG_LABEL_OPERAND everywhere.
5619 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
5620 on all INSN_P insns.
5621 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
5622 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
5623 REG_LABEL_OPERAND notes.
5624 * reload1.c (calculate_needs_all_insns): Adjust comments.
5625 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
5626 * config/alpha/alpha.md (split for load of an address into a
5627 four-insn sequence on Unicos/Mk): Adjust to use
5629 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
5631 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5634 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5635 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5636 FOR_BB_INSNS_SAFE instead of for loop.
5637 * cse.c (cse_extended_basic_block): Likewise.
5638 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5639 that the for loop does not invoke NEXT_INSN on a deleted insn.
5640 * function.c (instantiate_virtual_regs): Likewise.
5641 * lower-subreg.c (remove_retval_note): Likewise.
5642 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5644 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5646 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5647 insn, if it's a jump.
5648 (try_redirect_by_replacing_jump): New variable jump_p. Call
5649 tablejump_p before delete_insn_chain.
5650 * reload1.c (reload): New variable next. Make sure that the for
5651 loop does not invoke NEXT_INSN on a deleted insn.
5652 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5653 (delete_output_reload): New variable prev. Make sure the the for
5654 loops do not invoke PREV_INSN on a deleted insn.
5656 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5658 * pa/constraints.md: Remove 'X' from unused letters comment.
5660 2007-09-08 Richard Guenther <rguenther@suse.de>
5662 * tree-tailcall.c (find_tail_calls): If we don't have aliases
5663 computed check stmt_ann->references_memory instead of counting
5666 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
5668 * cse.c (fold_rtx): Use validate_unshare_change() instead of
5669 validate_change() in one more case.
5671 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
5673 PR tree-optimization/32283
5674 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
5675 estimated_loop_iterations.
5676 (determine_use_iv_cost_condition): Decrease cost of expressions
5677 used in iv elimination.
5679 2007-09-08 Richard Guenther <rguenther@suse.de>
5681 * tree-cfg.c (verify_gimple_expr): Avoid building new
5682 pointer types, use TYPE_POINTER_TO if available instead.
5684 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
5687 PR rtl-optimization/26449
5688 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
5689 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
5691 (mulv16qi3): Implement as define_insn_and_split pattern instead of
5692 define_expand. Split insn in split1 pass.
5695 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
5697 PR tree-optimization/33301
5698 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
5701 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
5703 PR tree-optimization/32183
5704 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
5706 * tree-ssa-reassoc.c: Include cfgloop.h.
5707 (is_reassociable_op): Add a loop argument and return true only
5709 (linearize_expr): Updated.
5710 (should_break_up_subtract): Likewise.
5711 (linearize_expr_tree): Likewise.
5712 (init_reassoc): Call loop_optimizer_init with
5713 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
5714 with CDI_DOMINATORS.
5715 (fini_reassoc): Call loop_optimizer_finalize.
5717 2007-09-07 Sterling Augustine <sterling@tensilica.com>
5719 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
5720 if there is no i-cache.
5722 2007-09-07 Richard Guenther <rguenther@suse.de>
5725 2007-09-06 Richard Guenther <rguenther@suse.de>
5727 PR tree-optimization/32586
5728 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5729 folding if nothing changed.
5730 (simplify_unary_expression): New function. Do tree combining
5731 on conversion like codes.
5732 (try_to_simplify): Call it.
5734 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5737 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
5738 (__gthread_active,__gthread_start, __gthread_active_init): New.
5739 * gthr-posix95.h: Likewise.
5741 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
5743 * function.h (struct function): Rename calls_unwind_init
5744 to saves_all_registers.
5745 (current_function_saves_all_registers): Renamed from
5746 current_function_calls_unwind_init.
5747 * reload1.c (reload): Set current_function_saves_all_registers.
5748 * except.c (expand_builtin_unwind_init): Likewise.
5749 * config/m68k/m68k.c (m68k_save_reg): Use
5750 current_function_saves_all_registers to save pic register.
5752 2007-09-07 Janis Johnson <janis187@us.ibm.com>
5754 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
5755 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
5757 Reapply reverted changes:
5759 2007-09-06 Jan Hubicka <jh@suse.cz>
5761 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5764 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5766 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5767 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5769 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5771 * optabs.c (expand_float): Convert unsigned integer as signed only
5772 if it provides sufficient accuracy; add mode argument to real_2expN.
5773 (expand_fix): Fix comment typos; extend binary float into mode
5774 wider than destination for converion to unsigned integer; add mode
5775 argument to real_2expN.
5776 * real.c (real_2expN): Add mode argument to special-case decimal
5778 * real.h (real_2expN): Ditto.
5779 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5781 (fixed_from_string): Ditto.
5782 (fixed_to_decimal): Ditto.
5783 (fixed_convert_from_real): Ditto.
5784 (real_convert_from_fixed): Ditto.
5785 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5786 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5787 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5788 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5790 2007-09-07 Diego Novillo <dnovillo@google.com>
5792 * tree-flow.h (const_block_stmt_iterator): Remove.
5793 Update all users to use block_stmt_iterator.
5794 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5795 Update all users to use tree_stmt_iterator.
5797 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5799 * config/mips/mips.c (mips_set_current_function): Temporarily
5800 make this a no-op to fix bootstrap errors, pending rewrite.
5802 2007-09-07 Jan Hubicka <jh@suse.cz>
5804 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5807 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5809 PR tree-optimization/33299
5810 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5811 uses for all relevant loop-exit phis, not just the first.
5813 2007-09-07 Richard Guenther <rguenther@suse.de>
5816 * tree-ssa-operands.c (access_can_touch_variable): An access
5817 of the form (*p)[0] can touch a variable of same size.
5819 2007-09-07 Jan Hubicka <jh@suse.cz>
5821 * passes.c (init_optimization_passes): Add simple dce and addressable
5823 * tree-ssa.c (execute_update_addresses_taken): New function.
5824 (pass_update_address_taken): New.
5825 * tree-ssa-dse.c (execute_simple_dse): New function.
5826 (pass_simple_dse): New.
5827 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5829 2007-09-07 Tobias Burnus <burnus@net-b.de>
5832 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5834 2007-09-07 Richard Guenther <rguenther@suse.de>
5837 2007-09-06 Richard Guenther <rguenther@suse.de>
5839 PR tree-optimization/32586
5840 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5841 folding if nothing changed.
5842 (simplify_unary_expression): New function. Do tree combining
5843 on conversion like codes.
5844 (try_to_simplify): Call it.
5846 2007-09-07 Richard Guenther <rguenther@suse.de>
5847 Uros Bizjak <ubizjak@gmail.com>
5849 PR tree-optimization/32821
5850 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5851 NULL in the call to set_bb_stmt_list.
5853 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5855 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5856 float calls here, rather than leaving some to the caller.
5857 Use call_internal_direct and call_value_internal_direct.
5858 * config/mips/mips.md (call_internal_direct): New pattern.
5859 (call_value_internal_direct): Likewise.
5861 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5863 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5864 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5866 (override_options): Set mips_base_move_loop_invariants.
5868 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5870 * config/mips/mips.opt (mcode-readable=): Move to keep list
5873 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5875 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5876 and -mgpopt options. Adjust the -G documentation to match.
5877 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5878 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5879 function, split out from mips_classify_symbol. Return false for
5880 !TARGET_LOCAL_SDATA.
5881 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5882 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5883 (override_options): Check whether the -mgpopt setting is consistent
5884 with the other flags.
5885 (symbolic_expression_p): Delete.
5886 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5887 and default_elf_select_rtx_section.
5888 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5889 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5890 external data and TARGET_EXTERN_SDATA.
5892 2007-09-07 Tobias Burnus <burnus@net-b.de>
5895 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5897 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5899 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5900 FOR_BB_INSNS_SAFE instead of for loop.
5901 * cse.c (cse_extended_basic_block): Likewise.
5902 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5903 that the for loop does not invoke NEXT_INSN on a deleted insn.
5904 * function.c (instantiate_virtual_regs): Likewise.
5905 * lower-subreg.c (remove_retval_note): Likewise.
5906 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5908 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5910 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5911 insn, if it's a jump.
5912 (try_redirect_by_replacing_jump): New variable jump_p. Call
5913 tablejump_p before delete_insn_chain.
5914 * reload1.c (reload): New variable next. Make sure that the for
5915 loop does not invoke NEXT_INSN on a deleted insn.
5916 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5917 (delete_output_reload): New variable prev. Make sure the the for
5918 loops do not invoke PREV_INSN on a deleted insn.
5920 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5922 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5923 * cgraph.h (rebuild_cgraph_edges): Declare.
5924 * tree-pass.h (pass_expand_omp_ssa): New.
5925 * omp-low.c (find_omp_clause): Export.
5926 (copy_var_decl): Split from omp_copy_decl_2.
5927 (build_omp_barrier): Return the call to emit instead of emitting
5929 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5931 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5932 expand_omp_for_generic, expand_omp_for_static_nochunk,
5933 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5934 Adapted to work on SSA form.
5935 (execute_expand_omp): Do not invalidate dominance information.
5936 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5937 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5938 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5940 (force_gimple_operand): Allow gimplifying code expressions without
5942 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5943 * common.opt (fopenmp-ssa): New.
5944 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5945 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5946 * tree-cfg.c: Include tree-inline.h.
5947 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5948 (replace_by_duplicate_decl, replace_ssa_name,
5949 mark_virtual_ops_in_region): New functions.
5950 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5951 to work on SSA form.
5952 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5953 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5956 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5958 * tree-loop-linear.c: Include obstack.h.
5959 (linear_transform_loops): New obstack lambda_obstack.
5960 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5961 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5962 and free afterwards.
5963 * lambda.h (struct obstack): New forward declaration.
5964 (lambda_linear_expression_new): New parameter of type struct
5966 (lambda_loopnest_new): Likewise.
5967 (lambda_loopnest_transform): Likewise.
5968 (lambda_body_vector_new): Likewise.
5969 (lambda_body_vector_compute_new): Likewise.
5970 (gcc_loopnest_to_lambda_loopnest): Likewise.
5971 (lambda_loopnest_to_gcc_loopnest): Likewise.
5972 * lambda-code.c: Include obstack.h.
5973 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5975 (lambda_body_vector_new): Likewise.
5976 (lambda_linear_expression_new): Likewise.
5977 (lambda_lattice_new): Likewise.
5978 (lambda_loopnest_new): Likewise. Additionally use obstack to
5979 allocate LN_LOOPS(ret).
5980 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5981 it to lambda_lattice_new.
5982 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5983 Pass it to lambda_body_vector_new.
5984 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5985 it to lambda_lattice_new.
5986 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5987 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5988 (lambda_compute_target_space): Likewise.
5989 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5990 Pass it to lambda_lattice_compute_base and
5991 compute_nest_using_fourieer_motzkin.
5992 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5993 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5994 and lambda_lattice_compute_target_space.
5995 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5996 Pass it to lambda_linear_expression_new.
5997 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5998 to gcc_tree_to_linear_expression.
5999 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
6000 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
6001 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
6002 Pass it to lambda_body_vector_new and
6003 lambda_body_vector_compute_new.
6004 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
6005 (lambda-code.o): Likewise.
6007 2007-09-06 Chao-ying Fu <fu@mips.com>
6009 * ginclude/stdfix.h: New file.
6010 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
6011 (convert.o): Add dependence on fixed-value.h.
6012 * c-convert.c (convert): Support FIXED_POINT_TYPE.
6013 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
6014 to define fixed-point constants.
6015 (c_cpp_builtins): Define fixed-point constants.
6016 * convert.c (fixed-value.h): New include.
6017 (convert_to_real): Update comment to include fixed-point.
6018 Support FIXED_POINT_TYPE.
6019 (convert_to_integer): Update comment to include fixed-point.
6020 Support FIXED_POINT_TYPE.
6021 (convert_to_complex): Support FIXED_POINT_TYPE.
6022 (convert_to_fixed): New function.
6023 * convert.h (convert_to_fixed): Declare.
6024 * genopinit.c: Add comment about $Q for only fixed-point modes.
6025 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
6026 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
6027 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
6028 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
6029 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
6030 usneg_optab for fixed-point modes.
6031 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
6033 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
6034 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
6035 unsigned saturation optabs, when type is saturating.
6036 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
6037 (expand_fixed_convert): New function.
6038 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6039 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6040 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6041 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6042 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6043 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6045 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6046 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6047 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6048 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6049 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6051 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6052 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6053 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6054 fractuns, satfractuns.
6055 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6056 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6057 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6058 OTI_ssmsub_widen, OTI_usmsub_widen.
6059 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6060 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6061 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6062 umsub_widen_optab, usmsub_widen_optab): Define.
6063 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6065 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6067 (expand_fixed_convert): Declare.
6068 * expr.c (convert_move): Support the move of fixed-point modes.
6069 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6070 (categorize_ctor_elements_1): Handle FIXED_CST.
6071 (count_type_elements): Handle FIXED_POINT_TYPE.
6072 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6073 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6075 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6076 multiply and add/subtract for fixed-point types.
6077 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6078 mode, we jump to binop directly.
6079 Support FIXED_CONVERT_EXPR.
6080 (do_store_flag): Check FIXED_CST to put a constant second.
6081 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6082 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6083 (const_vector_from_tree): Support FIXED_CST.
6084 * doc/extend.texi (Fixed-Point): New node.
6085 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6086 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6087 satfract, fractuns, satfractuns): Document them.
6089 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6091 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6092 addresses into I registers.
6094 2007-09-06 Jan Hubicka <jh@suse.cz>
6095 Andreas Tobler <a.tobler@schweiz.org>
6097 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6099 (machopic_legitimize_pic_address): Likewise.
6101 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6102 Jan Hubicka <jh@suse.cz>
6104 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6105 instead of ufloat_optab->handlers directly.
6106 (floatdidf2): Likewise.
6108 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6110 * config/mips/mips.c: Include diagnostic.h.
6111 (mips_set_current_function): Check errorcount and sorrycount
6112 before generating RTL.
6114 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6117 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6118 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6119 (print_operand_reloc): Likewise.
6121 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6125 2007-09-06 Jan Hubicka <jh@suse.cz>
6127 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6130 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6132 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6133 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6135 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6137 * optabs.c (expand_float): Convert unsigned integer as signed only
6138 if it provides sufficient accuracy; add mode argument to real_2expN.
6139 (expand_fix): Fix comment typos; extend binary float into mode
6140 wider than destination for converion to unsigned integer; add mode
6141 argument to real_2expN.
6142 * real.c (real_2expN): Add mode argument to special-case decimal
6144 * real.h (real_2expN): Ditto.
6145 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6147 (fixed_from_string): Ditto.
6148 (fixed_to_decimal): Ditto.
6149 (fixed_convert_from_real): Ditto.
6150 (real_convert_from_fixed): Ditto.
6151 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6152 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6153 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6154 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6156 2007-09-06 Tom Tromey <tromey@redhat.com>
6158 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6159 * c-pch.c (c_common_read_pch): Restore current location after
6161 * tree.c (expand_location): Update.
6162 (expr_filename): Changed return type. Unified the two cases.
6163 (expr_lineno): Likewise.
6164 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
6166 * toplev.c (line_table): Changed type.
6167 (general_init): Update.
6168 (realloc_for_line_map): New function.
6169 (general_init): Allocate line_table using GC.
6170 * fix-header.c (line_table): Changed type.
6171 (read_scan_file): Update.
6172 (read_scan_file): Update.
6173 * c-ppoutput.c (maybe_print_line): Update.
6174 (print_line): Update.
6175 (cb_line_change): Update.
6176 (cb_define): Update.
6177 (pp_file_change): Update.
6178 * c-opts.c (c_common_init_options): Update.
6179 (finish_options): Update.
6180 (push_command_line_include): Update.
6181 * c-lex.c (cb_line_change): Update.
6182 (cb_def_pragma): Update.
6183 (cb_define): Update.
6185 (c_lex_with_flags): Use cpp_get_token_with_location.
6186 * input.h (line_table): Changed type.
6187 (location_from_locus): New macro.
6188 * tree.h (EXPR_FILENAME): No longer an lvalue.
6189 (EXPR_LINENO): Likewise.
6190 (expr_locus, set_expr_locus): Declare separately for
6191 USE_MAPPED_LOCATION.
6192 (expr_filename, expr_lineno): Changed return type.
6193 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
6194 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
6195 (expand_gimple_basic_block): Likewise.
6196 * final.c (final_scan_insn): Use expanded_location.
6198 2007-09-06 Richard Guenther <rguenther@suse.de>
6200 PR tree-optimization/32586
6201 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6202 folding if nothing changed.
6203 (simplify_unary_expression): New function. Do tree combining
6204 on conversion like codes.
6205 (try_to_simplify): Call it.
6206 * builtins.c (fold_builtin_cexp): Fold the built expressions.
6207 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
6209 2007-09-06 Jan Hubicka <jh@suse.cz>
6212 * cse.c (fold_rtx): Avoid invalid sharing.
6214 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6216 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6217 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6219 2007-09-06 Revital Eres <eres@il.ibm.com>
6221 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6222 Fix offsettable memory reference for 750CL.
6224 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6226 * reload.c (find_reloads_address_1): Try to preserve original
6227 base/index regclass of operands.
6228 * regrename.c (scan_rtx_address): Likewise.
6229 (replace_oldest_value_addr): Likewise.
6231 2007-09-06 Richard Guenther <rguenther@suse.de>
6233 PR tree-optimization/33302
6234 * domwalk.c (walk_dominator_tree): The exit block is
6235 interesting even if it is not reachable.
6237 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6240 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6242 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6244 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6247 2007-09-05 Ian Lance Taylor <iant@google.com>
6249 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6251 (dump_generic_node): Likewise.
6252 * print-rtl.c (print_decl_name): Likewise.
6253 * print-tree.c (print_node_brief): Likewise.
6254 (print_node): Likewise.
6255 * Makefile.in (RTL_BASE_H): Add alias.h.
6258 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6260 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6262 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6263 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6265 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6267 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6268 (tm_defines): Define UCLIBC_DEFAULT to 1.
6269 (extra_options): Add linux.opt.
6270 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6271 (CRT_CALL_STATIC_FUNCTION): Likewise.
6272 (NO_IMPLICIT_EXTERN_C): Likewise.
6273 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6274 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6275 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6276 (ENDFILE_SPEC): Don't define.
6277 (LIB_SPEC): Likewise.
6278 (CRT_CALL_STATIC_FUNCTION): Likewise.
6279 (NO_IMPLICIT_EXTERN_C): Likewise.
6280 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6281 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6283 2007-09-06 Jan Hubicka <jh@suse.cz>
6285 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6288 2007-09-06 Jan Hubicka <jh@suse.cz>
6290 * opts.c (common_handle_option): Enable inlining functions for
6293 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6295 * builtin-attrs.def (ATTR_NONNULL_3): New.
6296 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6297 ATTR_NOTHROW_NONNULL_##FA.
6298 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6299 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6300 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6301 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6302 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6303 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6304 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6306 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6307 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6308 ATTR_FORMAT_NOTHROW_3_4): Remove.
6309 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6310 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6311 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6312 instead of ATTR_FORMAT_*_*.
6314 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6316 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6317 parts re-used for REG_FRAME_RELATED_EXPR.
6319 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6321 * optabs.c (expand_float): Convert unsigned integer as signed only
6322 if it provides sufficient accuracy; add mode argument to real_2expN.
6323 (expand_fix): Fix comment typos; extend binary float into mode
6324 wider than destination for converion to unsigned integer; add mode
6325 argument to real_2expN.
6326 * real.c (real_2expN): Add mode argument to special-case decimal
6328 * real.h (real_2expN): Ditto.
6329 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6331 (fixed_from_string): Ditto.
6332 (fixed_to_decimal): Ditto.
6333 (fixed_convert_from_real): Ditto.
6334 (real_convert_from_fixed): Ditto.
6335 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6336 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6337 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6338 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6340 2007-09-05 Ian Lance Taylor <iant@google.com>
6342 * init-regs.c (initialize_uninitialized_regs): Call
6343 emit_insn_before rather than add_insn_before.
6345 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6347 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6348 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
6349 * tree-inline.h (copy_body_data): Add call_expr field.
6350 * tree-inline.c (expand_call_inline): Initialize call_expr.
6351 (copy_bb): Append anonymous inline fn arguments to arguments
6352 when inlining a CALL_EXPR_VA_ARG_PACK call.
6353 * builtins.c (expand_builtin): Issue an error if
6354 BUILT_IN_VA_ARG_PACK is seen during expand.
6355 (fold_call_expr, fold_builtin_call_array): Don't fold
6356 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
6357 __builtin_va_arg_pack () call as last argument.
6358 * gimplify.c (gimplify_call_expr): If last argument to a vararg
6359 function is __builtin_va_arg_pack (), decrease number of call
6360 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
6361 * expr.c (expand_expr_real_1): Issue an error if
6362 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
6363 * tree-pretty-print.c (dump_generic_node): Handle printing
6364 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
6365 * doc/extend.texi (__builtin_va_arg_pack): Document.
6367 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
6369 PR tree-optimization/21513
6370 * builtins.c (build_builtin_expect_predicate): New function.
6371 (fold_builtin_expect): Add argument for expected value.
6372 Distribute __builtin_expect over short-circuiting operations.
6373 Fold nested builtin_expects.
6374 (fold_builtin_2): Adjust call to fold_builtin_expect.
6376 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
6379 PR tree-optimization/13756
6380 * doc/invoke.texi (Options That Control Optimization): Document
6383 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
6385 * config/i386/cpuid.h: New file.
6386 * config/i386/driver-i386.c: Include cpuid.h.
6387 (describe_cache): Shrink size and line strings to 100 bytes.
6388 (detect_caches_amd): Return "" for unsupported max_ext_level.
6389 Use __cpuid function.
6390 (detect_caches_intel): Return "" for unsupported max_level.
6391 Use __cpuid function.
6392 (host_detect_local_cpu): Change feature flag variables to
6393 unsigned int. Initialize only extended feature flag variables.
6394 Use __get_cpuid_max to determine max supported cpuid level.
6395 Use __cpuid function to determine supported features. Fix
6396 calculation of family id. Remove is_amd and check signature
6397 directly. Check for Geode signature. Handle family 4 id.
6398 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
6399 cpu discovery code to lower part of the function.
6400 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
6401 for sub-architecture.
6402 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
6403 [PROCESSOR_K8]: Add k8-sse3 architecture.
6404 [PROCESSOR_NOCONA]: Remove.
6405 [PROCESSOR_GENERIC64]: Ditto.
6406 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
6407 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
6408 to check for SSE and FXSAVE support.
6409 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
6410 Add -minline-all-stringops.
6411 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
6412 (x86_64-*-*): Ditto.
6414 2007-09-05 Jie Zhang <jie.zhang@analog.com>
6416 * config/bfin/linux-unwind.h: New file.
6417 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
6418 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
6420 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6422 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
6423 * stmt.c: Include alloc-pool.h.
6424 (struct case_node): Remove GTY marker.
6425 (add_case_node): New parameter case_node_pool. Use it for
6427 (expand_case): New allocation pool case_node_pool. Initialize it,
6428 pass to add_case_node and free it.
6430 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6431 David Ung <davidu@mips.com>
6432 Nigel Stephens <nigel@mips.com>
6434 Add mips16/nomips16 function attributes and -mflip-mips16 option
6435 for testing mixed-mode compilation.
6437 * config/mips/mips.opt (mflip-mips16): New.
6439 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
6440 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
6442 * config/mips/mips.c (mips_base_target_flags): New.
6443 (mips_base_mips16): New.
6444 (mips_base_schedule_insns): New.
6445 (mips_base_reorder_blocks_and_partition): New.
6446 (mips_base_align_loops): New.
6447 (mips_base_align_jumps): New.
6448 (mips_base_align_functions): New.
6449 (mips16_flipper): New.
6450 (mips_attribute_table): Add "mips16" and "nomips16" entries.
6451 (TARGET_SET_CURRENT_FUNCTION): Define.
6452 (mips_mips16_type_p, mips_nomips16_type_p): New.
6453 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
6454 (mips_function_ok_for_sibcall): Make it deal with functions with
6456 (mips_init_split_addresses): New, split out from override_options.
6457 (mips_init_relocs): New, split out from override_options.
6458 (was_mips16_p): New.
6459 (mips_set_mips16_mode): New, split out from override_options.
6460 (mips_set_current_function): New.
6461 (override_options): Add sorry for unsupported mips16/pic
6462 combination. Remove error for mips16/dsp combination. Save
6463 base option settings.
6464 (mips_file_start): Move mips16 mode setting output from here....
6465 (mips_output_function_prologue): ....to here.
6466 (mips_output_mi_thunk): Check for mips16 function.
6467 (build_mips16_function_stub): Don't set .mips16 here.
6468 (build_mips16_call_stub): Likewise.
6469 (mips_expand_builtin): Error in mips16 mode.
6470 (mips_use_mips16_mode_p): New.
6471 (mips_encode_section_info): Check for mips16 function, and set
6472 SYMBOL_REF_FLAGS accordingly.
6474 * doc/extend.texi (Function Attributes): Document new
6475 mips16/nomips16 attributes.
6476 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
6477 (MIPS Options): Document -mflip-mips16.
6479 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6481 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
6482 if we encounter TLS address in MIPS16 mode.
6483 (mips_legitimize_const_move): Check cannot_force_const_mem for
6484 the (const (plus symbol offset)) case; this forces invalid TLS
6485 address in MIPS16 mode to be caught by the above call to sorry.
6486 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
6487 because that now enables emutls, which is not ABI compatible
6488 with native TLS in non-MIPS16 mode.
6490 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6492 Add target hook invoked when cfun changes.
6494 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
6495 * target.h (struct gcc_target): Add set_current_function.
6496 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
6497 (TARGET_INITIALIZER): Add initializer for set_current_function.
6498 * tree.h (push_struct_function): New.
6499 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
6501 (set_cfun): Declare.
6502 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
6504 (push_function_context_to): Use allocate_struct_function
6505 to create null context, not init_dummy_function_start. Use set_cfun.
6506 (pop_function_context_from): Use set_cfun.
6507 (in_dummy_function): New.
6508 (invoke_set_current_function_hook): New.
6510 (push_cfun, pop_cfun): Use set_cfun.
6511 (push_struct_function): New.
6512 (allocate_struct_function): Call invoke_set_current_function_hook
6514 (prepare_function_start): Don't set cfun here. Remove unused
6515 argument; fix all callers.
6516 (init_dummy_function_start): Fiddle with in_dummy_function. Call
6517 push_struct_function.
6518 (init_function_start): Set cfun here.
6519 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
6520 * omp-low.c (create_omp_child_function): Use push_struct_function
6521 and pop_cfun to save/restore state.
6522 (expand_omp_parallel): Remove unused saved_cfun variable.
6523 * cgraphunit.c (ipa_passes): Use set_cfun.
6524 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
6525 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
6526 * matrix-reorg.c (transform_allocation_sites): Likewise.
6527 (matrix_reorg): Use set_cfun.
6528 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
6529 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
6530 assignment to cfun; use set_cfun for the other.
6531 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
6532 (dump_function_to_file): Use push_cfun/pop_cfun here.
6533 * c-decl.c (finish_function): Use set_cfun.
6535 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6537 * regrename.c (rerename_optimize): Use deferred rescanning and
6538 insert explicit calls to rescan insns when changed.
6540 2007-09-05 Jan Hubicka <jh@suse.cz>
6542 * optabs.c (libfunc_entry): Change optab to integer.
6543 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
6544 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
6545 of pointers for hashing.
6547 2007-09-05 Jan Hubicka <jh@suse.cz>
6549 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
6551 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
6552 * see.c (pass_see): Likewise.
6553 * tracer.c (pass_tracer): Likewise.
6554 * postreload-gcse.c (pass_gcse2): Likewise.
6555 * postreload.c (pass_postreload_cse): Likewise.
6556 * mode-switching.c (pass_mode_switching): Likewise.
6557 * modulo-sched.c (pass_sms): Likewise.
6558 * cse.c (cse_insn): Likewise.
6559 * web.c (pass_web): Likweise.
6560 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6561 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
6562 * loop-init.c (pass_rtl_loop_init): Likewise.
6563 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
6564 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
6565 * global.c (pass_global_alloc): Likewise.
6566 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
6567 pass_if_after_reload): Likewise.
6568 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
6569 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
6570 * regmove.c (pass_regmove): Likewise.
6571 * function.c (pass_thread_prologugues_epilogues): Likewise.
6572 * gcse.c (pass_gcse): Likewise.
6573 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
6574 * lower-subreg.c (pass_lower_subreg2): Likewise.
6575 * bt-load.c (pass_branch_target_load): Likewise.
6576 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6577 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
6578 * combine.c (pass_combine): Likewise.
6579 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
6580 (pass_partition_blocks): Likewise.
6581 * var-tracking.c (pass_variable_track): Likewise.
6582 * reg-stack.c (pass_stack_regs_run): Likewise.
6583 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
6584 * passes.c (pass_postreload): Likewise.
6585 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
6586 * tree-pass.h (TODO_verify_rtl_sharing): New.
6587 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6588 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
6589 TODO_set_props, TODO_df_finish, TODO_df_verify,
6590 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
6592 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6594 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
6595 fold_real_zero_addition_p, reorder_operands_p,
6596 div_if_zero_remainder, fold_undefer_overflow_warnings,
6597 int_binop_types_match_p, fold_convert_const_int_from_int,
6598 fold_convert_const_int_from_real,
6599 fold_convert_const_int_from_fixed,
6600 fold_convert_const_real_from_real,
6601 fold_convert_const_real_from_fixed,
6602 fold_convert_const_fixed_from_fixed,
6603 fold_convert_const_fixed_from_int,
6604 fold_convert_const_fixed_from_real, maybe_lvalue_p,
6605 fold_checksum_tree, fold_check_failed, print_fold_checksum,
6606 debug_fold_checksum, multiple_of_p): Constify.
6607 * tree-flow-inline.h (get_lineno): Likewise.
6608 * tree-flow.h (get_lineno): Likewise.
6609 * tree-object-size.c (compute_object_offset, addr_object_size,
6610 alloc_object_size, pass_through_call): Likewise.
6611 * tree-pretty-print.c (op_symbol, print_call_name,
6612 print_struct_decl, do_niy): Likewise.
6613 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
6614 debug_fold_checksum): Likewise.
6616 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
6619 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
6620 note, remove the associated REG_RETVAL note.
6622 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6624 * config.gcc (powerpc*-*-*): Install
6625 spu2vmx.h, vec_types.h, and si2vmx.h headers.
6626 * config/rs6000/spu2vmx.h: New header.
6627 * config/rs6000/si2vmx.h: New header.
6628 * config/rs6000/vec_types.h: New header.
6630 2007-09-05 Ben Elliston <bje@au.ibm.com>
6632 * varasm.c (initializer_constant_valid_p): Fix comment typo.
6634 2007-09-05 Ben Elliston <bje@au.ibm.com>
6636 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
6638 (__stdcx): Make asm volatile.
6639 (__stwcx, __stdcx): Return only 0 or 1.
6641 2007-09-05 Jan Hubicka <jh@suse.cz>
6645 2007-09-04 Jan Hubicka <jh@suse.cz>
6646 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6648 2007-09-04 Richard Guenther <rguenther@suse.de>
6649 * tree-ssa-operands.c (add_virtual_operand): Only mark
6650 stores as has_volatile_ops if alias information is not available.
6652 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6654 * config/rs6000/tramp.asm: Include config.h.
6655 Check __PIC__ or __pic__ macro instead of SHARED.
6657 PR rtl-optimization/32300
6658 * see.c (see_copy_insn): New function.
6659 (see_def_extension_not_merged, see_merge_one_use_extension,
6660 see_merge_one_def_extension): Use it. Avoid changing
6661 PREV_INSN/NEXT_INSN chains directly, insted emit insns
6662 into sequences. Call df_insn_delete on temporary insns
6663 that won't be emitted into the insn stream.
6664 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
6665 and run df_process_deferred_rescans () before run_fast_dce.
6667 PR tree-optimization/33017
6668 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
6669 recurse for pure or const function calls.
6671 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6673 * c-format.c: Include alloc-pool.h.
6674 (check_format_info_main): New argument fwt_alloc. Use allocation
6675 pool instead of GC. Remove GC deallocation code.
6676 (check_format_arg): Create allocation pool, pass it to
6677 check_format_info_main and free it afterwards.
6678 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
6680 2007-09-05 Ben Elliston <bje@au.ibm.com>
6682 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
6683 Rename count macro arugment for clarity.
6684 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
6685 (__protected_stream_set): Likewise, pass 0.
6687 2007-09-04 Jan Hubicka <jh@suse.cz>
6689 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6691 2007-09-04 Jan Hubicka <jh@suse.cz>
6693 * invoke.texi (-finline-small-functions): Document.
6694 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
6695 when deciding what is inlinable.
6696 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
6697 (cgraph_decide_inlining_of_small_function): Handle new flags.
6698 (cgraph_decide_inlining_incrementally): Likewise.
6699 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
6700 * common.opt (finline-small-functions): New.
6701 * Makefile.in (build/gengtype.o-warn): Work around PR29478
6703 2007-09-04 Richard Guenther <rguenther@suse.de>
6705 * tree-ssa-operands.c (add_virtual_operand): Only mark
6706 stores as has_volatile_ops if alias information is not available.
6708 2007-09-04 Andrew Haley <aph@redhat.com>
6710 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
6712 2007-09-04 Andrew Haley <aph@redhat.com>
6714 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
6715 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
6716 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6718 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
6721 * common.opt: Mention ABI version 2 in comment.
6723 2007-09-04 Jan Hubicka <jh@suse.cz>
6725 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
6726 (libfunc_entry): New structure.
6727 (libfunc_hash): New hashtable.
6728 (hash_libfunc): New function.
6729 (eq_libfunc): New function.
6730 (convert_optab_libfunc): New function.
6731 (optab_libfunc): New function.
6732 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
6733 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
6734 expand_float, expand_fix, new_optab, new_convert_optab):
6735 Update for new libfunc API.
6736 (init_libfunc, init_integral_libfuncs,
6737 init_floating_libfuncs, init_interclass_conv_libfuncs
6738 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
6739 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
6740 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6741 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
6742 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
6743 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
6744 gen_extend_conv_libfunc): New.
6745 (init_one_libfunc): Revamp for hashtables.
6746 (set_conv_libfunc): Likewise.
6747 (init_optabs): Initialize hashtable; use lazy initialization where
6749 * optabs.h (optab_handlers): Move out of GGC.
6750 (optab, convert_optab): Move out of GGC; add lazy gen info.
6751 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
6752 (optab_libfunc, convert_optab_libfunc): New.
6753 * builtins.c (expand_builtin_powi): Update for new API.
6754 * expr.c (convert_move): Likewise.
6755 * expmed.c (expand_divmod): Likewise.
6757 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6759 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
6760 GOT pointer only if there is a constant pool. Use the allocated space
6763 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6765 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6768 2007-09-04 Revital Eres <eres@il.ibm.com>
6769 Richard Guenther <rguenther@suse.de>
6770 R. Clint Whaley <whaley@cs.utsa.edu>
6772 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6774 * tree-tailcall.c (process_assignment): Use -fassociative-math
6775 when reodering operands of floating-point type.
6776 * fold-const.c (fold_comparison, fold_binary): Use
6777 -fassociative-math and -freciprocal-math instead of
6778 -funsafe-math-optimization flag.
6779 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6780 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6781 -freciprocal-math instead of -funsafe-math-optimizations.
6782 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6783 -fassociative-math when -ffast-math is set.
6784 (set_unsafe_math_optimizations_flags): New Function
6785 to set -freciprocal-math and -fassociative-math when
6786 -funsafe-math-optimizations is set.
6787 (common_handle_option): Call it.
6788 * tree-vectorizer.c (vect_is_simple_reduction): Use
6789 -fassociative-math when doing reduction on floats.
6790 * loop-unroll.c (analyze_insn_to_expand_var): Use
6791 -fassociative-math when expanding an accumulator of type float.
6792 * simplify-rtx.c (simplify_binary_operation_1): Use
6793 -fassociative-math and -freciprocal-math when reordeing operands
6794 of floating-point type.
6795 * combine.c (combine_simplify_rtx): Likewise.
6796 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6798 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6800 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6803 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6805 2007-09-04 Jan Hubicka <jh@suse.cz>
6807 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6809 2007-09-04 Jan Hubicka <jh@suse.cz>
6811 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6812 and corresponding MATCH_DUP.
6814 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6817 * combine.c (subst): Do not try to simplify X if it represents load
6818 of FP constant from the constant pool via float extension.
6820 2007-09-04 Ben Elliston <bje@au.ibm.com>
6822 * c-opts.c: Include "tm_p.h".
6823 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6825 2007-09-04 Richard Guenther <rguenther@suse.de>
6827 PR tree-optimization/33291
6828 * tree-pretty-print.c (dump_generic_node): Dump all
6829 qualifiers for pointer types, not only first. Dump
6830 qualifiers for aggregate types as well.
6831 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6832 use the canonical type for building ARRAY_REFs.
6833 * gimplify.c (canonicalize_addr_expr): Clean up. The
6834 correct validness check is compatibility of the pointer
6835 types. Always use the canonical type for building
6836 ARRAY_REFs and ADDR_EXPRs.
6837 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6838 change that disabled propagation of ADDR_EXPRs into statements
6841 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6843 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6844 (umulsi3_highpart): Make into expanders; existing insns are
6845 now named *[insn]_nov6. Add stars to existing [insn]_v6
6846 counterparts' names.
6848 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6850 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6851 (unprotoize.o): Remove SHLIB_MULTILIB.
6853 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6855 * doc/extend.texi: Document progmem attribute for AVR.
6857 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6860 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6862 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6864 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6867 * optabs.c: Remove unnecessary forward declarations.
6868 (expand_unop_direct): New, broken out of expand_unop.
6869 (expand_doubleword_clz): New.
6870 (expand_ctz): Move above expand_ffs. Use
6871 start_sequence, end_sequence, add_equal_note, and
6872 expand_unop_direct. Add more commentary.
6873 (expand_ffs): Try both ctz optab and expand_ctz.
6874 Generate a test and branch if the hardware doesn't give us
6875 a useful value for input zero. Style improvements similar to
6878 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6880 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6882 * config.gcc: Delete stanza for arm-semi-aof and
6883 armel-semi-aof targets.
6884 * config/arm/arm-protos.h
6886 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6887 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6888 delete aof_pic_label and remove mention of AOF in comments.
6889 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6891 * config/arm/semiaof.h
6892 * config/arm/t-semi: Delete file.
6894 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6896 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6897 CONST_CAST_BB): New macros for type-specific casts.
6898 (CONST_CAST): Add a TYPE parameter and define it in terms of
6901 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6902 * c-lex.c (cb_ident, lex_string): Likewise,
6903 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6904 * config/i386/i386.c (ix86_function_regparm,
6905 ix86_function_sseregparm): Use CONST_CAST_TREE.
6906 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6908 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6909 give_switch, set_multilib_dir): Likewise,
6910 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6911 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6912 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6913 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6914 * prefix.c (update_path): Likewise,
6915 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6916 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6917 * tree-cfg.c (tree_can_merge_blocks_p,
6918 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6919 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6920 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6921 (attribute_list_contained): Use CONST_CAST_TREE.
6923 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6925 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6927 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6930 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6931 before forcing them into a register.
6933 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6935 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6936 rather than define_code_macro.
6938 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6940 * gcc.c (xputenv): New function.
6941 (putenv_from_prefixes): Use xputenv instead of putenv.
6942 (process_command): Use xputenv instead of putenv.
6943 (set_collect_gcc_options): Use xputenv instead of putenv.
6944 (main): Use xputenv instead of putenv.
6946 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6948 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6949 availability of swap instruction.
6950 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6952 2007-09-03 Revital Eres <eres@il.ibm.com>
6954 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6957 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6958 Ayal Zaks <zaks@il.ibm.com>
6959 Revital Eres <eres@il.ibm.com>
6961 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6962 compute_split_row): New functions.
6963 (ps_unschedule_node): Remove.
6964 (normalize_sched_times): Iterate over the already scheduled
6965 insns instead of the number of nodes.
6966 (MAX_SPLIT_NUM): New definition.
6967 (sms_schedule_by_order): Change the scheduling heuristic to
6968 avoid useless increases of initiation interval ii.
6969 (get_sched_window): Add dump printouts.
6971 2007-09-02 David Daney <ddaney@avtrex.com>
6973 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6974 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6975 (optab, insn): Add more attributes.
6976 (fetchop_bit): New code macro.
6977 (immediate_insn): New code macro attribute.
6978 (sync): Change condition to ISA_HAS_SYNC.
6979 (rdhwr): Change predicate for operand 0 to register_operand.
6980 (memory_barrier): New expand.
6981 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6982 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6983 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6984 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6985 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6986 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6987 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6988 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6989 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6991 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6992 Hans-Peter Nilsson <hp@axis.com>
6994 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6995 Defined to describe availability and behavior of CLZ.
6996 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6997 * config/cris/cris.opt: Tweak comment for "-metrax4".
6998 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6999 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
7000 (count_leading_zeros): Define.
7002 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7004 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
7006 2007-09-02 Joseph Myers <joseph@codesourcery.com>
7010 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
7013 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7015 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
7016 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
7017 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
7018 sched-deps.c, sched-int.h, system.h, target.h,
7019 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
7020 tree.def: Fix comment typos.
7022 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
7024 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
7025 (override_options): Turn on -mstrict-align on non-ColdFire
7027 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
7029 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7031 * c-common.c (const_strip_array_types): Delete.
7032 * c-common.h (const_strip_array_types): Likewise.
7033 * emit-rtl.c (const_next_insn, const_previous_insn,
7034 const_next_nonnote_insn, const_prev_nonnote_insn,
7035 const_next_real_insn, const_prev_real_insn,
7036 const_next_active_insn, const_prev_active_insn, const_next_label,
7037 const_prev_label): Delete.
7038 * gimple-low.c (block_may_fallthru): Use expr_last.
7039 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7040 * rtl.h (const_previous_insn, const_next_insn,
7041 const_prev_nonnote_insn, const_next_nonnote_insn,
7042 const_prev_real_insn, const_next_real_insn,
7043 const_prev_active_insn, const_next_active_insn, const_prev_label,
7044 const_next_label): Delete.
7045 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7046 * system.h (CONST_CAST): Update comment.
7047 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7048 (const_first_stmt, const_last_stmt): Delete.
7049 (tree_block_ends_with_condjump_p): Use last_stmt.
7050 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7051 * tree-iterator.c (const_expr_first, const_expr_last,
7052 const_expr_only): Delete.
7053 * tree.c (const_lookup_attribute): Likewise.
7054 (attribute_list_contained): Use lookup_attribute.
7055 * tree.h (const_lookup_attribute, const_expr_first,
7056 const_expr_last, const_expr_only): Delete.
7058 2007-09-01 Richard Guenther <rguenther@suse.de>
7060 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7061 instead of TREE_THIS_VOLATILE.
7062 * tree-ssa-operands.c (add_virtual_operand): Do not set
7063 has_volatile_ops. Do not check s_ann for NULL.
7064 (get_indirect_ref_operands): Likewise.
7065 (get_expr_operands): Likewise. For all reference trees
7066 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7067 check base of reference for TREE_THIS_VOLATILE.
7069 2007-09-01 Richard Guenther <rguenther@suse.de>
7071 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7072 between integral types. Also allow conversions between
7075 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7077 * optabs.c (prepare_float_lib_cmp): Use
7078 libgcc_cmp_return_mode instead of word_mode.
7079 * config/dfp-bit.h: Likewise.
7080 * config/fp-bit.h: Likewise.
7081 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7083 (spu_libgcc_shift_count_mode): New function.
7084 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7085 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7087 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7089 * tree-pretty-print.c: Include output.h.
7090 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7091 HOST_WIDE_INT_PRINT_DEC.
7092 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7094 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7096 PR rtl-optimization/33224
7097 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7098 to the analysed region.
7100 2007-08-31 Richard Guenther <rguenther@suse.de>
7102 * function.c (allocate_struct_function): Do not set
7103 current_function_returns_pointer.
7104 * function.h (struct var_refs_queue): Remove.
7105 (struct simple_obstack_stack): Likewise.
7106 (struct function): Remove fixup_var_refs_queue member.
7107 Remove returns_pointer flag.
7108 (current_function_returns_pointer): Remove define.
7110 2007-08-31 Nick Clifton <nickc@redhat.com>
7112 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7113 secondary keys in order to obtain a stable sort.
7115 2007-08-31 Nick Clifton <nickc@redhat.com>
7118 * config/m32r/constraints.md: Add W constraint for integer zero.
7119 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7120 Fix length calculation by using alternatives.
7122 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7124 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7125 split out from expand_binop.
7126 (avoid_expensive_constant): New function.
7127 (expand_binop_directly): Remove commutative_op argument and
7128 (expand_binop_directly): Remove commutative_op argument and
7129 call cummutative_optab_p instead. Do not change op0 or op1
7130 when swapping xop0 and xop1. Apply avoid_expensive_constant
7131 to each argument after potential swapping. Enforce the
7132 canonical order of commutative operands.
7133 (expand_binop): Use shift_optab_p and commutative_optab_p.
7134 Update the calls to expand_binop_directly. Only force constants
7135 into registers when widening an operation. Only swap operands
7136 once a direct expansion has been rejected.
7137 (expand_twoval_binop): Only force constants into registers when
7138 using a direct expansion.
7140 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7142 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7143 (sched_analyze_insn): Don't postprocess speculative dependencies when
7144 target has no scheduling.
7145 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7146 'uninitialized' warning.
7148 2007-08-31 Richard Guenther <rguenther@suse.de>
7150 * tree.c (build_complex_type): Always set TYPE_NAME for
7153 2007-08-31 Olivier Hainque <hainque@adacore.com>
7155 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7156 internal macro. Default alignment factor for csect directives, chosen
7157 to match what BIGGEST_ALIGNMENT allows.
7158 (DATA_SECTION_ASM_OP): Use it.
7159 * config/rs6000/rs6000.c
7160 (rs6000_xcoff_output_readonly_section_asm_op):
7161 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
7162 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
7164 2007-08-31 Olivier Hainque <hainque@adacore.com>
7166 * dbxout.c (dbxout_block): Move declaration within the first
7167 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
7168 block to include the definition, together with the associated
7171 2007-08-31 David Edelsohn <edelsohn@gnu.org>
7172 Revital Eres <eres@il.ibm.com>
7174 * doc/invoke.texi (-mpaired): Document flag.
7175 * config.gcc: Include paired.h in powerpc extra_headers and
7176 750cl.h in powerpc-*-linux*paired*.
7177 * config/rs6000/rs6000.opt (-mpaired): New flag.
7178 * config/rs6000/rs6000.c (paired_init_builtins,
7179 paired_expand_builtin, paired_expand_lv_builtin,
7180 paired_expand_stv_builtin, paired_expand_predicate_builtin):
7181 New functions to support the paired single builtin functions.
7182 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
7183 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
7185 (bdesc_paired_preds): New structure for paired predicate
7187 (rs6000_expand_builtin): Expand paired single builtins.
7188 (rs6000_init_builtins): Init paired single builtins.
7189 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
7190 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
7191 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
7192 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
7193 (rs6000_vector_mode_supported_p): Support paired vector mode.
7194 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
7195 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
7197 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
7198 (DATA_ALIGNMENT): Likewise.
7199 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
7200 (rs6000_builtins): Add PAIRED builtins.
7201 * config/rs6000/rs6000.md: Include paired.md.
7202 * config/rs6000/paired.h: New.
7203 * config/rs6000/paired.md: New.
7204 * config/rs6000/750cl.h: New.
7205 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
7207 2007-08-30 Ollie Wild <aaw@google.com>
7209 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
7210 * gcc.c (default_compilers): Add -fno-directives-only to
7211 @assembler-with-cpp.
7213 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
7217 * regclass.c (initial_fixed_regs): Revert previous change and make
7219 (initial_call_used_regs): Likewise.
7220 (initial_call_really_used_regs): Delete, reverting previous addition.
7221 (initial_reg_names): Likewise.
7222 (init_reg_sets): Revert previous change.
7223 (saved_fixed_regs): New.
7224 (saved_call_used_regs): New.
7225 (saved_call_really_used_regs): New.
7226 (saved_reg_names): New.
7227 (save_register_info): New.
7228 (restore_register_info): New.
7229 (init_reg_sets_1): Replace reset of register info with call to
7230 restore_register_info.
7231 * rtl.h (save_register_info): Declare.
7232 * toplev.c (backend_init): Call save_register_info.
7234 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7236 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7237 from the original statement.
7239 2007-08-30 Chao-ying Fu <fu@mips.com>
7241 * c-lex.c (interpret_fixed): Declare.
7242 (interpret_float): Process _Fract and _Accum.
7243 (interpret_fixed): New function.
7244 * final.c (output_addr_const): Process CONST_FIXED.
7245 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7246 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7248 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7250 (simplify_immed_subreg): Support CONST_FIXED.
7251 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7252 (simplify_subreg): Support CONST_FIXED.
7254 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7256 * config/rs6000/ppu_intrinsics.h: New file.
7257 * config.gcc (powerpc*-*-* <extra_headers>): Install
7260 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7262 * cfg.c (dump_flow_info): Change to also print entry and exit
7264 * print-rtl.c (print_rtl_single): Allow to print rtl with
7267 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7269 * df-core.h (df_dump_region): New function.
7270 * df.h (df_dump_region): New function.
7271 * loop-invariant.c (find_defs): Add call to df_dump_region.
7272 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7275 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7278 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7279 true if any of the compare_section_name calls returned true,
7280 rather than if any returned false.
7282 2007-08-30 Richard Guenther <rguenther@suse.de>
7284 PR tree-optimization/33199
7285 * tree-ssa-structalias.c (handle_lhs_call): New function.
7286 (find_func_aliases): In non-IPA mode make sure that for
7287 calls that return a pointer we add a constraint for the
7288 result to point to anything.
7290 2007-08-30 Richard Guenther <rguenther@suse.de>
7292 * doc/invoke.texi (-mveclibabi): Document new target option.
7293 * config/i386/i386.opt (-mveclibabi): New target option.
7294 * config/i386/i386.c (ix86_veclib_handler): Handler for
7295 vectorization library support.
7296 (override_options): Handle the -mveclibabi option, initialize
7297 the vectorization library handler.
7298 (ix86_builtin_vectorized_function): As fallback call the
7299 vectorization library handler, if set.
7300 (ix86_veclibabi_acml): New static function for ACML ABI style
7301 vectorization support.
7303 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7305 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7306 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7307 SImode and update m. Don't run gen_lowpart_common on arbitrary
7308 memory address, force it to register first.
7311 * dce.c (dce_process_block): Don't delete setters of
7312 artificially used registers.
7314 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7316 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7317 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7318 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7320 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7322 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7324 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7325 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7327 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7329 * system.h: Activate -Wcast-qual as warning-only.
7331 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7334 * config/rs6000/rs6000.c (compare_section_name): New function.
7335 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7338 2007-08-29 Olivier Hainque <hainque@adacore.com>
7340 * xcoffout.c: #include debug.h.
7341 * Makefile.in (xcoffout.o): Add debug.h dependency.
7343 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7345 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7346 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7348 2007-08-29 Richard Guenther <rguenther@suse.de>
7350 * tree-pretty-print.c (dump_generic_node): Print
7351 label DECL_UID as D.%u.
7352 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7354 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7356 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
7357 * builtins.def (BUILT_IN_REALLOC): New builtin.
7359 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
7362 * tree.c (build_type_attribute_qual_variant): Set canonical types
7363 on the final, unqualified attribute variant before building the
7366 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7368 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
7369 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
7371 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7374 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7375 * config/bfin/bfin.md (composev2hi): Put operands into vector
7378 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7380 * config/bfin/bfin.md (composev2hi): Put operands into vector
7383 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7385 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
7386 attribute when appropriate.
7387 (bfin_handle_l1_text_attribute): New.
7388 (bfin_handle_l1_data_attribute): New.
7389 (bfin_attribute_table): Add attributes: l1_text, l1_data,
7390 l1_data_A and l1_data_B.
7391 * doc/extend.texi (node Function Attributes): Document l1_text
7393 (Variable Attributes): Add Blackfin subsection. Document l1_data,
7394 l1_data_A and l1_data_B variable attributes.
7396 2007-08-28 Jie Zhang <jie.zhang@analog.com>
7398 * config/bfin/bfin.opt (minline-plt): Add.
7399 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
7400 call to global functions.
7401 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7402 (Blackfin Options): Document -minline-plt.
7404 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7406 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
7407 given a non-function.
7408 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
7410 2007-08-28 DJ Delorie <dj@redhat.com>
7412 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
7414 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7416 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
7418 2007-08-28 Richard Guenther <rguenther@suse.de>
7420 * tree.h (struct tree_function_decl): Increase size of
7421 function_code bitfield.
7423 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7424 Kazu Hirata <kazu@codesourcery.com>
7426 * config/m68k/linux.h
7427 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
7428 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7429 (m68k_return_in_memory): New.
7430 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
7433 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
7436 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7437 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
7438 operand) when top VEC_SELECT extracts scalar element.
7439 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
7440 (*vec_extract_v4sf_mem): Ditto.
7442 2007-08-28 Jakub Jelinek <jakub@redhat.com>
7445 * passes.c (init_optimization_passes): Move pass_df_finish
7446 after pass_postreload sublist.
7448 PR rtl-optimization/33148
7449 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
7450 (neg (lt X 0)) if X has scalar int mode.
7453 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
7454 initializer, use build_vector_from_ctor if possible to create
7455 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
7456 even after this, return NULL.
7458 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7460 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
7462 2007-08-28 Richard Guenther <rguenther@suse.de>
7464 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
7465 (struct tree_function_decl): Make function_code a bitfield.
7466 Add disregard_inline_limits flag.
7467 * cgraphunit.c (cgraph_process_new_functions): Check
7468 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
7469 (cgraph_preserve_function_body_p): Likewise.
7470 * ipa-inline.c (compute_inline_parameters): Likewise.
7471 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
7472 for GNU C extern inline functions.
7473 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
7474 * tree-inline.c (disregard_inline_limits_p): Remove.
7475 * tree-inline.h (disregard_inline_limits_p): Likewise.
7476 * c-common.c (handle_always_inline_attribute): Set
7477 DECL_DISREGARD_INLINE_LIMITS.
7478 * langhooks.c (add_builtin_function): Verify the function code
7479 fits in the bitfield.
7481 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
7482 Vladimir Yanovsky <yanov@il.ibm.com>
7483 Revital Eres <eres@il.ibm.com>
7484 Andrey Belevantsev <abel@ispras.ru>
7486 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
7488 * modulo-sched.c: Add documentation regarding do-loop.
7489 (doloop_register_get): Change number of arguments to support
7490 the new do-loop pattern and check whether COUNT_REG has no other
7491 occurences in the loop besides in the control part.
7492 (duplicate_insns_of_cycles): Do not duplicate the insn which
7493 changes count_reg as it is already adjusted.
7494 (generate_prolog_epilog): New argument to support the new
7495 do-loop pattern. Change the subtract instruction to use
7496 expand_simple_binop. Call duplicate_insns_of_cycles with new
7498 (sms_schedule): Call doloop_register_get and
7499 generate_prolog_epilog with new argument. Do not handle loops
7500 with single sets insns with subreg in their lhs.
7501 * loop-doloop.c (doloop_optimize): Support for another do-loop
7503 (doloop_condition_get): Gets an instruction instead of a pattern
7504 and change the return condition when the do-loop pattern is
7506 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
7507 deps when considering to not create edges.
7509 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
7511 * doc/extend.texi (gnu_inline funtion attribute): Document C++
7514 2007-08-27 Jason Merrill <jason@redhat.com>
7517 * gimplify.c (gimplify_modify_expr): Discard the assignment of
7518 zero-sized types after calling gimplify_modify_expr_rhs.
7520 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7522 * regclass.c (init_reg_autoinc): Fix typo.
7524 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
7526 Fix PR tree-optimization/33173
7527 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
7529 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
7532 * config/i386/i386.h (VALID_DFP_MODE_P): New.
7533 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
7536 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7537 David Ung <davidu@mips.com>
7538 Nigel Stephens <nigel@mips.com>
7540 Separate target-specific initialization from general
7541 back-end initialization.
7543 * toplev.c (init_alignments): New, split out from...
7544 (process_options): ...here.
7545 (backend_init_target): New, split out from...
7546 (backend_init): ...here.
7547 (lang_dependent_init_target): New, split out from...
7548 (lang_dependent_init): ...here.
7549 (target_reinit): New.
7550 * toplev.h (target_reinit): Declare.
7551 * expr.c (init_expr_target): Renamed from init_expr_once, since it
7552 now can be called more than once. Update comments.
7553 * expr.h (init_expr_target): Likewise.
7554 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7555 now can be called more than once. Explicitly zero
7556 static_reg_base_value.
7557 * emit-rtl.c (init_emit_regs): New, split out from...
7558 (init_emit_once): Here.
7559 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7560 non-const, so that changes from command-line arguments can overwrite
7561 values provided by the static initializers.
7562 (initial_call_really_used_regs): New, used similarly to the above.
7563 (initial_reg_names): Likewise.
7564 (last_mode_for_init_move_cost): Promoted function-local static to
7565 file-scope static to make it accessible outside init_move_cost.
7566 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
7567 Do not initialize inv_reg_alloc_order yet, either. Do initialize
7568 reg_names since it is needed for parsing command-line options.
7569 (init_move_cost): Use last_mode_for_init_move_cost instead of
7570 function-local static.
7571 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
7572 call_really_used_regs now. Reinitialize reg_names. Also
7573 initialize inv_reg_alloc_order. Zero reg_class_subunion and
7574 reg_class_superunion. Clear losing_caller_save_reg_set.
7575 Preserve global registers if called more than once. Reset
7576 move cost, may_move_in_cost, may_move_out_cost, and
7577 last_mode_for_init_move_cost.
7578 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
7579 can now be invoked more than once. Update comments.
7580 (init_regs): Update comments.
7581 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
7582 and initial_call_really_used_regs, instead of the non-initial
7583 variables. This allows us to save the command-line register settings
7584 after target reinitialization.
7585 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
7586 * rtl.h (init_emit_regs): Declare.
7587 (init_reg_modes_target, init_alias_target): Renamed as described
7589 * reload1.c (init_reload): Update comments.
7590 * optabs.c (init_optabs): Likewise.
7591 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
7593 2007-08-26 Chao-ying Fu <fu@mips.com>
7595 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
7598 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7600 * alias.c (memory_modified_1, memory_modified_in_insn_p):
7602 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
7604 * bb-reorder.c (copy_bb_p): Likewise.
7605 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
7606 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7607 block_ends_with_condjump_p): Likewise.
7608 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
7609 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7610 block_ends_with_condjump_p): Likewise.
7611 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
7612 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
7613 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
7614 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
7615 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
7616 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
7617 debug_true_const_tree instad of debug_true_tree.
7618 * debug.c (do_nothing_debug_hooks): Likewise.
7619 * debug.h (ignore_block, debug_true_const_tree): Constify.
7620 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
7621 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
7622 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
7623 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
7624 dbx_reg_number, is_based_loc, field_type,
7625 simple_type_align_in_bits, simple_decl_align_in_bits,
7626 simple_type_size_in_bits, field_byte_offset, insert_float,
7627 type_tag, member_declared_type, is_redundant_typedef,
7628 secname_for_decl, is_inlined_entry_point): Likewise.
7629 * emit-rtl.c (const_next_insn, const_previous_insn,
7630 const_next_nonnote_insn, const_prev_nonnote_insn,
7631 const_next_real_insn, const_prev_real_insn,
7632 const_next_active_insn, const_prev_active_insn, const_next_label,
7633 const_prev_label): Likewise.
7634 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
7636 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
7637 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
7638 sched_insn_is_legitimate_for_speculation_p): Likewise.
7639 * jump.c (reversed_comparison_code_parts,
7640 reversed_comparison_code, reversed_comparison, condjump_label):
7642 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
7643 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
7645 * rtl.h (const_previous_insn, const_next_insn,
7646 const_prev_nonnote_insn, const_next_nonnote_insn,
7647 const_prev_real_insn, const_next_real_insn,
7648 const_prev_active_insn, const_next_active_insn, const_prev_label,
7649 const_next_label, modified_between_p, modified_in_p,
7650 const_note_storeskeep_with_call_p, condjump_label,
7651 reversed_comparison, reversed_comparison_code,
7652 reversed_comparison_code_parts, memory_modified_in_insn_p,
7653 stack_regs_mentioned): Likewise.
7654 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
7655 keep_with_call_p): Likewise.
7656 * sched-deps.c (deps_may_trap_p, sched_get_condition,
7657 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
7658 sd_lists_size, sd_lists_empty_p): Likewise.
7659 * sched-int.h (sched_insns_conditions_mutex_p,
7660 haifa_classify_insn, no_real_insns_p,
7661 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
7662 sd_lists_size, sd_lists_empty_p): Likewise.
7663 * sdbout.c (sdb_debug_hooks): Likewise.
7664 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
7665 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
7666 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
7668 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
7669 tree_can_throw_internal): Likewise.
7670 * tree-flow-inline.h (phi_nodes): Likewise.
7671 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
7672 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
7673 * tree-gimple.c (const_get_call_expr_in): Likewise.
7674 * tree-gimple.h (const_get_call_expr_in): Likewise.
7675 * tree.c (const_lookup_attribute, attribute_list_equal,
7676 attribute_list_contained): Likewise.
7677 * tree.h (attribute_list_equal, attribute_list_contained,
7678 const_lookup_attribute): Likewise.
7679 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
7681 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7683 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
7684 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
7686 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7689 * config/alpha/constraints.md: Delete "svn:mime-type" property
7690 with svn propdel "svn:mime-type".
7692 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7695 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
7696 non NOTE insn doesn't cross basic block.
7697 (noce_try_abs): Likewise.
7698 (noce_process_if_block): Likewise.
7700 2007-08-26 David Edelsohn <edelsohn@gnu.org>
7703 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
7704 operand without auto-inc-dec.
7705 * config/rs6000/rs6000.md (floatsidf2_internal): Use
7706 offsettable_mem_operand.
7707 (floatunssidf2_internal): Same.
7708 (fix_truncdfsi2_internal): Same.
7709 (floatsidf_ppc64): Same.
7710 (floatunssidf_ppc64): Same.
7711 (fix_trunctfsi2_internal): Same.
7713 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7716 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
7717 pass defines needed for version.c.
7719 2007-08-25 Joseph Myers <joseph@codesourcery.com>
7721 * configure.ac (--debug-prefix-map check): Change assembler
7722 version presumed to have feature to 2.18.
7723 * configure: Regenerate.
7725 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7727 * c-common.c (vector_types_convertible_p,
7728 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
7729 self_promoting_args_p): Constify.
7730 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
7731 c_promoting_integer_type_p, self_promoting_args_p,
7732 anon_aggr_type_p, vector_types_convertible_p): Likewise.
7733 * c-decl.c (anon_aggr_type_p): Likewise.
7734 * * c-dump.c (dump_stmt): Likewise.
7735 * c-objc-common.c (has_c_linkage): Likewise.
7736 * c-tree.h (same_translation_unit_p): Likewise.
7737 * c-typeck.c (null_pointer_constant_p,
7738 tagged_types_tu_compatible_p, function_types_compatible_p,
7739 type_lists_compatible_p, lvalue_or_else, lvalue_p,
7740 comptypes_internal, struct tagged_tu_seen_cache,
7741 same_translation_unit_p, alloc_tagged_tu_seen_cache,
7742 c_size_in_bytes): Likewise.
7743 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
7744 hash_ptr, eq_ptr): Likewise.
7745 * langhooks-def.h (lhd_decl_ok_for_sibcall,
7746 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
7747 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
7748 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
7750 * optabs.c (optab_for_tree_code): Likewise.
7751 * optabs.h (optab_for_tree_code): Likewise.
7752 * rtl.h (simplify_rtx): Likewise.
7753 * simplify-rtx.c (simplify_rtx): Likewise.
7754 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
7755 dump_flag, dump_node): Likewise.
7756 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
7757 queue_and_dump_type, dump_flag): Likewise.
7758 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
7759 * tree-pass.h (dump_node): Likewise.
7760 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
7761 supportable_narrowing_operation): Likewise.
7762 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7763 supportable_narrowing_operation): Likewise.
7764 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7765 is_negative_overflow_infinity, is_positive_overflow_infinity,
7766 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7767 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7768 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7769 ssa_name_nonzero_p, fp_predicate): Likewise.
7770 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7771 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7772 ssa_name_nonnegative_p): Likewise.
7774 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7776 * config.gcc : Add x86_64-elf target.
7778 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7780 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7782 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7783 Nigel Stephens <nigel@mips.com>
7787 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7788 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7789 * expr.c (SET_BY_PIECES_P): Define.
7790 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7791 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7792 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7794 * expr.h (SET_RATIO): Define.
7795 (can_store_by_pieces, store_by_pieces): Update prototypes.
7796 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7797 can_store_by_pieces/store_by_pieces.
7798 (expand_builtin_memcpy_args): Likewise.
7799 (expand_builtin_strncpy): Likewise.
7800 (expand_builtin_memset_args): Likewise. Also remove special case
7801 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7802 decide what to do instead.
7803 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7804 to can_store_by_pieces.
7806 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7807 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7809 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7810 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7811 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7812 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7813 (STORE_BY_PIECES_P): Define.
7815 2007-08-24 Tom Tromey <tromey@redhat.com>
7817 * varpool.c (varpool_last_needed_node): Fix comment typo.
7818 * c-decl.c (duplicate_decls): Fix comment typo.
7819 (clone_underlying_type): Update comment.
7821 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7823 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7824 alpha_in_small_data_p, alpha_split_complex_arg,
7825 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7827 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7828 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7830 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7831 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7832 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7833 * config/darwin.c (darwin_binds_local_p): Likewise.
7834 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7836 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7837 i386_pe_valid_dllimport_attribute_p): Likewise.
7838 * config/i386/i386.c (ix86_function_regparm,
7839 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7840 x86_can_output_mi_thunk, ix86_mangle_type,
7841 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7842 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7843 i386_pe_binds_local_p): Likewise.
7844 * config/ia64/ia64.c
7845 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7846 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7847 ia64_invalid_conversion, ia64_invalid_unary_op,
7848 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7850 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7851 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7852 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7853 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7854 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7855 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7856 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7857 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7858 * config/pa/pa.c (pa_commutative_p): Likewise.
7859 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7861 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7862 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7863 rs6000_use_blocks_for_constant_p,
7864 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7865 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7866 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7867 * config/s390/s390.c (s390_mangle_type,
7868 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7870 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7871 th_in_small_data_p): Likewise.
7872 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7873 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7875 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7876 sparc_mangle_type): Likewise.
7877 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7878 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7879 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7881 * hooks.c (hook_bool_mode_const_rtx_false,
7882 hook_bool_mode_const_rtx_true,
7883 hook_bool_const_tree_hwi_hwi_const_tree_false,
7884 hook_bool_const_tree_hwi_hwi_const_tree_true,
7885 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7886 hook_constcharptr_const_tree_null,
7887 hook_constcharptr_const_rtx_null,
7888 hook_constcharptr_const_tree_const_tree_null,
7889 hook_constcharptr_int_const_tree_null,
7890 hook_constcharptr_int_const_tree_const_tree_null): New.
7891 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7892 hook_bool_tree_hwi_hwi_tree_false,
7893 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7894 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7895 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7896 hook_constcharptr_int_tree_null,
7897 hook_constcharptr_int_tree_tree_null): Delete.
7898 (default_can_output_mi_thunk_no_vcall): Constify.
7899 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7900 hook_bool_tree_hwi_hwi_tree_false,
7901 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7902 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7903 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7904 hook_constcharptr_int_tree_null,
7905 hook_constcharptr_int_tree_tree_null): Delete.
7906 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7907 hook_bool_const_tree_hwi_hwi_const_tree_false,
7908 hook_bool_const_tree_hwi_hwi_const_tree_true,
7909 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7910 hook_constcharptr_const_tree_null,
7911 hook_constcharptr_const_rtx_null,
7912 hook_constcharptr_const_tree_const_tree_null,
7913 hook_constcharptr_int_const_tree_null,
7914 hook_constcharptr_int_const_tree_const_tree_null): New.
7915 (default_can_output_mi_thunk_no_vcall): Constify.
7916 * integrate.c (function_attribute_inlinable_p): Likewise.
7917 * integrate.h (function_attribute_inlinable_p): Likewise.
7918 * jump.c (rtx_renumbered_equal_p): Likewise.
7919 * output.h (decl_readonly_section, categorize_decl_for_section,
7920 default_use_anchors_for_symbol_p, default_binds_local_p,
7921 default_binds_local_p_1): Likewise.
7922 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7924 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7925 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7926 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7927 TARGET_COMP_TYPE_ATTRIBUTES,
7928 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7929 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7930 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7931 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7932 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7933 * target.h (can_output_mi_thunk, needs_block_p,
7934 first_cycle_multipass_dfa_lookahead_guard_spec,
7935 vector_alignment_reachable, comp_type_attributes,
7936 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7937 commutative_p, use_blocks_for_constant_p,
7938 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7939 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7940 invalid_within_doloop, valid_dllimport_attribute_p,
7941 split_complex_arg, invalid_arg_for_unprototyped_fn,
7942 invalid_conversion, invalid_unary_op, invalid_binary_op):
7944 * targhooks.c (default_invalid_within_doloop,
7945 hook_invalid_arg_for_unprototyped_fn,
7946 default_builtin_vector_alignment_reachable): Likewise.
7947 (hook_bool_rtx_commutative_p): Delete.
7948 (hook_bool_const_rtx_commutative_p): New.
7949 * targhooks.h (default_invalid_within_doloop,
7950 default_builtin_vector_alignment_reachable,
7951 hook_invalid_arg_for_unprototyped_fn): Constify.
7952 (hook_bool_rtx_commutative_p): Delete.
7953 (hook_bool_const_rtx_commutative_p): New.
7954 * varasm.c (bss_initializer_p, decl_default_tls_model,
7955 categorize_decl_for_section, decl_readonly_section,
7956 default_use_anchors_for_symbol_p, default_binds_local_p,
7957 default_binds_local_p_1): Constify.
7959 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7961 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7962 __NO_BUILTIN if -fno-builtin.
7964 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7966 * config/bfin/bfin.c (print_operand): Report error instead of
7967 ICE for wrong operand.
7969 2007-08-24 Michael Matz <matz@suse.de>
7971 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7973 2007-08-24 Richard Guenther <rguenther@suse.de>
7976 * tree-ssa.c (useless_type_conversion_p): Split into a
7977 recursive and a non-recursive part.
7978 (useless_type_conversion_p_1): New function.
7979 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7980 from maybe_fold_offset_to_reference is trivially convertible
7981 to the desired type before doing the simplification.
7983 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7985 * expr.c (store_expr): Optimize initialization of an array
7987 * expr.h (builtin_strncpy_read_str): New prototype.
7988 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7991 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7994 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7995 field when initializing if_info structure.
7997 2007-08-24 Richard Guenther <rguenther@suse.de>
7999 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
8001 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
8002 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
8003 * tree-inline.c (inlinable_function_p): Fold in common parts of
8004 the cannot_inline_tree_fn langhook.
8005 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
8006 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
8007 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8008 cannot_inline_tree_fn langhook.
8009 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
8010 cannot_inline_tree_fn member.
8012 2007-08-24 Richard Guenther <rguenther@suse.de>
8014 * expr.c (get_inner_reference): Do computation of bitoffset
8015 from offset in a way we can detect overflow reliably.
8017 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8019 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
8021 2007-08-24 Jie Zhang <jie.zhang@analog.com>
8023 * config/bfin/bfin.opt (mfast-fp): Add.
8024 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
8025 libbffastfp override libgcc if -mfast-fp.
8026 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
8027 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
8028 (Blackfin Options): Document -mfast-fp.
8030 2007-08-24 Jakub Jelinek <jakub@redhat.com>
8032 PR tree-optimization/32573
8034 * tree-data-ref.c (initialize_data_dependence_relation): Clear
8035 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
8036 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
8037 (build_classic_dist_vector): Return false rather than true if
8038 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8039 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8040 returned false. Don't call save_dist_v before calling
8041 build_classic_dist_vector_1.
8042 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8043 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8044 DDR_DIR_VECTS vectors.
8046 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8048 * configure.ac (leb128): Modify sed statement to work with any
8049 binutils version string.
8050 * configure: Regenerate
8052 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8054 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8055 Wrap in RTX_CODE macro guard.
8056 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8057 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8058 arm_mark_dllimport, arm_pe_encode_section_info,
8059 arm_pe_unique_section): Use ISO-C function declarations.
8060 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8061 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8062 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8064 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8065 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8067 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8069 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8070 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8071 (register_move_cost): Use ISO-C function declarations.
8072 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8073 * config/score/score-protos.h (score_declare_object): Add
8075 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8077 * final.c (profile_function): Avoid empty if-bodies.
8080 * calls.c (must_pass_in_stack_var_size,
8081 must_pass_in_stack_var_size_or_pad): Constify.
8082 * config/alpha/alpha-protos.h (function_value): Likewise.
8083 * config/alpha/alpha.c (alpha_return_in_memory,
8084 alpha_pass_by_reference, function_value,
8085 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8086 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8088 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8089 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8090 TARGET_PROMOTE_PROTOTYPES): Likewise.
8091 * config/arm/arm-protos.h (arm_return_in_memory,
8092 arm_pad_arg_upward, arm_function_value): Likewise.
8093 * config/arm/arm.c (arm_pass_by_reference,
8094 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8095 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8096 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8098 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8099 * config/avr/avr-protos.h (avr_function_value): Likewise.
8100 * config/avr/avr.c (avr_return_in_memory,
8101 gas_output_limited_string, gas_output_ascii, avr_function_value,
8102 avr_return_in_memory): Likewise.
8103 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8104 * config/bfin/bfin.c (bfin_pass_by_reference,
8105 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8106 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8108 * config/cris/cris.c (cris_pass_by_reference,
8109 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8110 * config/crx/crx.c (crx_return_in_memory): Likewise.
8111 * config/darwin.c (function_base, machopic_function_base_name):
8113 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8114 TARGET_PROMOTE_PROTOTYPES): Likewise.
8115 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8116 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8117 * config/i386/i386-protos.h (ix86_return_in_memory,
8118 ix86_sol10_return_in_memory): Likewise.
8119 * config/i386/i386.c (ix86_function_value,
8120 ix86_function_sseregparm, ix86_must_pass_in_stack,
8121 type_natural_mode, classify_argument, examine_argument,
8122 construct_container, ix86_pass_by_reference, function_value_32,
8123 function_value_64, ix86_function_value_1, return_in_memory_32,
8124 return_in_memory_64, return_in_memory_ms_64,
8125 ix86_return_in_memory, ix86_sol10_return_in_memory,
8126 TARGET_PROMOTE_PROTOTYPES): Likewise.
8127 * config/ia64/ia64-protos.h (ia64_function_value,
8128 ia64_hpux_function_arg_padding): Likewise.
8129 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8130 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8131 ia64_hpux_function_arg_padding): Likewise.
8132 * config/iq2000/iq2000-protos.h (function_arg,
8133 iq2000_function_value): Likewise.
8134 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8135 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8136 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8137 function_arg, iq2000_function_value): Likewise.
8138 * config/m32c/m32c-protos.h (m32c_function_value,
8139 m32c_promote_function_return): Likewise.
8140 * config/m32c/m32c.c (m32c_pass_by_reference,
8141 m32c_promote_prototypes, m32c_promote_function_return,
8142 m32c_function_value): Likewise.
8143 * config/m32r/m32r.c (m32r_return_in_memory,
8144 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8145 m32r_in_small_data_p): Likewise.
8146 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8148 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8149 m68hc11_function_arg_padding): Likewise.
8150 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8151 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8152 m68k_function_value): Likewise.
8153 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8154 mcore_function_value): Likewise.
8155 * config/mcore/mcore.c (handle_structs_in_regs,
8156 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8157 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8158 mcore_num_arg_regs, mcore_function_value): Likewise.
8159 * config/mips/mips-protos.h (mips_pad_arg_upward,
8160 mips_function_value): Likewise.
8161 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
8162 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
8163 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8164 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
8165 mips_function_value): Likewise.
8166 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
8168 * config/mmix/mmix.c (mmix_pass_by_reference,
8169 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
8170 mmix_encode_section_info): Likewise.
8171 * config/mn10300/mn10300-protos.h (mn10300_function_value):
8173 * config/mn10300/mn10300.c (mn10300_return_in_memory,
8174 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8175 mn10300_function_value): Likewise.
8176 * config/mt/mt-protos.h (mt_function_value): Likewise.
8177 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
8178 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
8179 * config/pa/pa-protos.h (function_arg_padding, function_value,
8180 pa_return_in_memory): Likewise.
8181 * config/pa/pa.c (pa_pass_by_reference,
8182 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8183 function_arg_padding, function_value, pa_return_in_memory):
8185 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
8186 * config/rs6000/rs6000-protos.h (rs6000_function_value,
8187 function_arg_padding): Likewise.
8188 * config/rs6000/rs6000.c (rs6000_return_in_memory,
8189 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8190 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
8191 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8192 function_arg_padding, altivec_expand_dst_builtin,
8193 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
8194 altivec_init_builtins, rs6000_common_init_builtins,
8195 rs6000_function_value): Likewise.
8196 * s390/s390-protos.h (s390_function_value): Likewise.
8197 * config/s390/s390.c (s390_function_arg_size,
8198 s390_pass_by_reference, s390_return_in_memory,
8199 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8200 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8201 * config/score/score-protos.h (score_function_value): Likewise.
8202 * config/score/score.c (score_arg_partial_bytes,
8203 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8204 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
8205 score_pass_by_reference, score_add_offset, score_function_value):
8207 * config/sh/sh-protos.h (sh_attr_renesas_p,
8208 sh_promote_prototypes): Likewise.
8209 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
8210 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
8211 sh_attr_renesas_p): Likewise.
8212 * config/sparc/sparc-protos.h (function_value,
8213 function_arg_padding): Likewise.
8214 * config/sparc/sparc.c (sparc_promote_prototypes,
8215 sparc_return_in_memory, sparc_pass_by_reference,
8216 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8217 function_arg_record_value_2, function_arg_record_value_1,
8218 function_arg_record_value, function_arg_record_value,
8219 function_arg_padding, function_value): Likewise.
8220 * config/spu/spu-protos.h (spu_function_value): Likewise.
8221 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8222 spu_function_value): Likewise.
8223 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8225 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8226 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8227 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8229 * config/v850/v850.c (v850_return_in_memory,
8230 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8231 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8232 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8233 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8234 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8236 * explow.c (promote_mode, hard_function_value): Likewise.
8237 * expr.h (hard_function_value, promote_mode): Likewise.
8238 * function.c (aggregate_value_p): Likewise.
8239 * hooks.c (hook_bool_const_tree_true): New.
8240 * hooks.h (hook_bool_const_tree_true): New.
8241 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8242 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8243 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8244 TARGET_RETURN_IN_MSB): Likewise.
8245 * target.h (promote_function_args, promote_function_return,
8246 promote_prototypes, return_in_memory, return_in_msb,
8247 pass_by_reference, must_pass_in_stack, callee_copies,
8248 function_value): Likewise.
8249 * targhooks.c (default_return_in_memory,
8250 hook_pass_by_reference_must_pass_in_stack,
8251 hook_callee_copies_named,
8252 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8253 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8254 default_function_value): Likewise.
8255 * targhooks.h (default_return_in_memory,
8256 hook_pass_by_reference_must_pass_in_stack,
8257 hook_callee_copies_named,
8258 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8259 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8260 default_function_value): Likewise.
8261 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8262 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8263 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8264 * tree.c (needs_to_live_in_memory): Likewise.
8265 * tree.h (struct tree_type, needs_to_live_in_memory,
8266 aggregate_value_p, must_pass_in_stack_var_size,
8267 must_pass_in_stack_var_size_or_pad): Likewise.
8268 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8269 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8270 lookup_filename): Likewise.
8272 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8275 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8276 fake fcomi i387 instruction for !TARGET_CMOVE.
8277 (ix86_expand_branch): Expand natural sequence with one jump for
8278 all targets, not only TARGET_CMOVE.
8279 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8280 pattern to implement fake fcomi sequence. Split instruction after
8281 reload to correct compare sequences.
8282 (*cmpfp_xf_cc): Ditto.
8283 (*cmpfp_<mode>_cc): Ditto.
8284 (*cmpfp_u_cc): Ditto.
8285 (*cmpfp_<mode>_cc): Ditto.
8287 2007-08-23 Richard Guenther <rguenther@suse.de>
8289 * tree-pretty-print.c (dump_generic_node): Annotate
8290 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8292 2007-08-23 Richard Guenther <rguenther@suse.de>
8294 * builtins.c (expand_builtin_mathfn): Wrap argument in
8295 save_expr directly instead of re-building the call.
8296 (expand_builtin_mathfn_2): Likewise.
8297 (expand_builtin_mathfn_3): Likewise.
8298 (expand_builtin_interclass_mathfn): Likewise.
8299 (expand_builtin_int_roundingfn): Set arg.
8300 (expand_builtin_int_roundingfn_2): Likewise.
8302 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8304 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8305 *sse_nand<mode>3, *sse_xor<mode>3): New.
8307 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8309 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8310 * config/i386/i386.c (print_operand): Handle ';' code. Output
8311 semicolon for TARGET_MACHO.
8312 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8313 emit semicolon after 'lock' prefix.
8314 (sync_double_compare_and_swap<mode>): Ditto.
8315 (*sync_double_compare_and_swapdi_pic): Ditto.
8316 (*sync_compare_and_swap_cc<mode>): Ditto.
8317 (sync_double_compare_and_swap_cc<mode>): Ditto.
8318 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8319 (sync_old_add<mode>): Ditto.
8320 (sync_add<mode>): Ditto.
8321 (sync_sub<mode>): Ditto.
8322 (sync_ior<mode>): Ditto.
8323 (sync_and<mode>): Ditto.
8324 (sync_xor<mode>): Ditto.
8326 2007-08-22 Chao-ying Fu <fu@mips.com>
8328 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8330 (copy_rtx): Handle CONST_FIXED.
8331 (rtx_equal_p): Likewise.
8332 * rtl.h (fixed_value.h): New include.
8333 (rtx_def): Add a new field of fixed_value to u.
8334 (XCNMPFV): Define for accessing fixed_value.
8335 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8337 * rtl.def (CONST_FIXED): New constant.
8338 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8339 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8340 US_ASHIFT): New codes.
8341 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8342 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8343 unsigned_fract_convert, unsigned_sat_fract): Document them.
8344 * varasm.c (assemble_integer): Extend to support fixed-point constants
8345 by using different machine classes.
8346 (decode_addr_const): Handle FIXED_CST.
8347 (const_hash_1): Likewise.
8348 (compare_constant): Likewise.
8349 (copy_constant): Likewise.
8350 (const_rtx_hash_1): Handle CONST_FIXED.
8351 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8352 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8354 (initializer_constant_valid_p): Handle FIXED_CST.
8355 (output_constant): Support FIXED_POINT_TYPE.
8356 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
8357 * cse.c (hash_rtx): Support CONST_FIXED.
8358 (exp_equiv_p): Likewise.
8359 (cannon_reg): Likewise.
8360 (fold_rtx): Likewise.
8361 (equiv_constant): Likewise.
8362 (cse_process_notes_1): Likewise.
8363 (count_reg_usage): Likewise.
8364 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
8365 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
8366 (wrap_constant): Check CONST_FIXED.
8367 (cselib_hash_rtx): Support CONST_FIXED.
8368 (cselib_subst_to_values): Likewise.
8369 * df-scan.c (df_uses_record): Likewise.
8370 * gcse.c (want_to_gcse_p): Likewise.
8371 (oprs_unchanged_p): Likewise.
8372 (oprs_not_set_p): Likewise.
8373 (compute_transp): Likewise.
8374 (extract_mentioned_regs_helper): Likewise.
8375 * genemit.c (gen_exp): Likewise.
8376 * local-alloc.c (equiv_init_varies_p): Likewise.
8377 (contains_replace_regs): Likewise.
8378 (memref_referenced_p): Likewise.
8379 * loop-invariant.c (check_maybe_invariant): Likewise.
8380 (hash_invariant_expr_1): Likewise.
8381 (invariant_expr_equal_p): Likewise.
8382 * postreload-gcse.c (oprs_unchanged_p): Likewise.
8383 * regclass.c (reg_scan_mark_refs): Likewise.
8384 * regrename.c (scan_rtx): Likewise.
8385 * resource.c (mark_referenced_resources): Likewise.
8386 (mark_set_resources): Likewise.
8387 * rtlanal.c (rtx_unstable_p): Likewise.
8388 (rtx_varies_p): Likewise.
8389 (count_occurrences): Likewise.
8390 (reg_mentioned_p): Likewise.
8391 (modified_between_p): Likewise.
8392 (modified_in_p): Likewise.
8393 (volatile_insn_p): Likewise.
8394 (volatile_refs_p): Likewise.
8395 (side_effects_p): Likewise.
8396 (may_trap_p_1): Likewise.
8397 (inequality_comparisons_p): Likewise.
8398 (computed_jump_p_1): Likewise.
8399 (commutative_operand_precedence): Likewise.
8400 * sched-deps.c (sched_analyze_2): Likewise.
8401 * sched-vis.c (print_value): Likewise.
8402 * reload.c (operands_match_p): Likewise.
8403 (subst_reg_equivs): Likewise.
8404 * reload1.c (eliminate_regs_1): Likewise.
8405 (elimination_effects): Likewise.
8406 (scan_paradoxical_subregs): Likewise.
8407 * alias.c (rtx_equal_for_memref_p): Likewise.
8408 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
8409 * emit-rtl.c (const_fixed_htab): New hash table.
8410 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
8412 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
8413 const_fixed_from_fixed_value): New functions.
8414 (verify_rtx_sharing): Handle CONST_FIXED.
8415 (copy_rtx_if_shared_1): Likewise.
8416 (reset_used_flags): Likewise.
8417 (set_used_flags): Likewise.
8418 (copy_insn_1): Likewise.
8419 (init_emit_once): Create const_fixed_htab.
8420 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
8422 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
8424 PR tree-optimization/32949
8425 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
8426 before failing for ivs with non-constant step.
8428 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
8430 * doc/md.texi (Iterators): Renamed from Macros. All contents
8431 changed to reflect rename of respectively define_code_macro and
8432 define_mode_macro to define_code_iterator and define_mode_iterator.
8433 (Mode Iterators, Code Iterators): Similar.
8434 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
8435 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
8436 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
8437 (initialize_iterators, find_iterator, check_code_iterator)
8438 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
8439 (read_mapping, read_rtx_1): Similar.
8440 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
8441 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
8442 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
8443 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
8444 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
8445 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
8446 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
8447 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
8448 config/rs6000/sync.md, config/rs6000/rs6000.md,
8449 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
8450 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
8451 config/vax/vax.md, config/bfin/bfin.md: Similar.
8453 2007-08-22 David Daney <ddaney@avtrex.com>
8455 * doc/install.texi (Testing): Mention testing on a simulator.
8457 2007-08-22 Janis Johnson <janis187@us.ibm.com>
8459 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
8461 * doc/libgcc.texi (Decimal float library routines): Fix formatting
8462 and rearrange floating point conversion functions into different
8465 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8467 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
8468 dfa_post_advance_cycle): New scheduler hooks.
8469 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8470 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
8472 (TARGET_SCHED): Use them.
8473 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8474 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
8475 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
8477 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
8478 function to facilitate debugging.
8479 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
8480 (output_insn_has_dfa_reservation_p): New static function to output
8481 insn_has_dfa_reservation_p ().
8482 (write_automata): Use it.
8483 * genattr.c (main): Output declaration for
8484 insn_has_dfa_reservation_p ().
8486 2007-08-22 Christian Bruel <christian.bruel@st.com>
8487 Richard Guenther <rguenther@suse.de>
8489 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
8490 * simplify_rtx (simplify_binary_operation_1): Likewise.
8492 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
8494 PR rtl-optimization/32557
8495 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
8496 of REGNO (mws->mw_reg).
8498 2007-08-22 Richard Guenther <rguenther@suse.de>
8501 * builtins.c (expand_builtin_int_roundingfn): Replace call
8502 argument wrapped with SAVE_EXPR directly.
8503 (expand_builtin_int_roundingfn_2): Likewise.
8505 2007-08-22 Richard Guenther <rguenther@suse.de>
8507 * tree-inline.c (inlinable_function_p): Restore disregarding
8508 inline limits for GNU extern inline functions.
8510 2007-08-22 Richard Guenther <rguenther@suse.de>
8513 * tree.c (host_integerp): Treat sizetype as signed as it is
8516 2007-08-21 Ian Lance Taylor <iant@google.com>
8518 PR tree-optimization/33134
8519 * tree-vrp.c (adjust_range_with_scev): Call
8520 set_value_range_to_value.
8522 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8524 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
8527 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8529 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
8532 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
8534 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
8535 cases to set eight bytes at a time.
8536 (expand_block_move): Likewise.
8538 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8541 * dwarf2out.c (gen_decl_die): Don't call
8542 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
8544 2007-08-21 Paul Brook <paul@codesourcery.com>
8545 Nathan Sidwell <nathan@codesourcery.com>
8546 Mark Mitchell <mark@codesourcery.com>
8547 Joseph Myers <joseph@codesourcery.com>
8549 * configure.ac: Add --with-pkgversion and --with-bugurl.
8550 * configure: Regenerate.
8551 * doc/install.texi: Document them.
8552 * version.c (version_string): Remove VERSUFFIX.
8553 (VERSUFFIX): Remove.
8554 (pkgversion_string): New.
8555 (bug_report_url): Do not hard-code initializer.
8556 * version.h (pkgversion_string): Declare.
8557 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8559 (version.o): Define PKGVERSION and BUGURL.
8560 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8561 (%.pod): Define BUGURL.
8562 * gcc.c (process_command, main): Use pkgversion_string.
8563 * toplev.c (compile_file, print_version): Likewise.
8564 * protoize.c (main): Likewise.
8565 * gcov.c (print_version): Likewise. Update copyright date.
8566 * gcov-dump.c (print_version): Likewise. Update copyright date.
8567 * mips-tdump.c (main): Likewise. Update copyright date.
8568 * mips-tfile.c (main): Likewise. Update copyright date.
8569 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
8570 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
8571 shorten description.
8572 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
8573 * doc/gccint.texi: Likewise.
8574 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
8575 Update copyright date.
8577 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
8579 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
8580 (ix86_expand_strlensi_unroll_1): Ditto.
8581 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
8582 (ix86_expand_carry_flag_compare): Update comment.
8584 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8587 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
8588 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
8590 2007-08-21 Richard Guenther <rguenther@suse.de>
8592 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
8594 2007-08-21 Richard Guenther <rguenther@suse.de>
8597 * fold-const.c (fold_binary): Remove index +p PTR folding.
8598 Fix types of POINTER_PLUS_EXPR generated by folding of
8601 2007-08-20 Chao-ying Fu <fu@mips.com>
8603 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
8604 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
8605 RID_ONEWAY, so that it can be checked in declspecs_add_type.
8606 (c_common_fixed_point_type_for_size): Declare.
8607 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
8608 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
8609 (c_token_starts_declspecs): Likewise.
8610 (c_parser_declspecs): Likewise.
8611 (c_parser_attributes): Likewise.
8612 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
8613 (c_declspecs): Add saturating_p.
8614 * c-decl.c (build_null_declspecs): Initialize saturating_p.
8615 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
8616 _Sat. Handle RID_SAT.
8617 Avoid using void, bool, char, int, float, double, _Decimal32,
8618 _Decimal64, _Decimal128, and complex with _Sat.
8619 Handle RID_FRACT and RID_ACCUM.
8620 Make sure _Sat is used with _Fract or _Accum.
8621 (finish_declspecs): Handle cts_fract and cts_accum.
8622 * c-common.c (fixed-value.h): New include.
8623 (constant_expression_warning): Handle FIXED_CST.
8624 (overflow_warning): Likewise.
8625 (warnings_for_convert_and_check): Likewise.
8626 (c_common_fixed_point_type_for_size): New.
8627 (c_common_type_for_mode): Handle fixed-point modes to
8628 return various saturating/non-saturating, signed/unsigned types.
8629 (c_common_signed_or_unsigned_type): Support fixed-point types.
8630 (shorten_compare): Check fixed-point zero.
8631 Handle FIXED_POINT_TYPE.
8632 (c_common_truthvalue_conversion): Handle FIXED_CST.
8633 Handle FIXED_POINT_TYPE.
8634 (c_common_nodes_and_builtins): Record builtin types for fixed-point
8636 (handle_mode_attribute): Handle fixed-point modes. Need to check
8637 if the signness of base type and fixed-point modes are consistent.
8638 (handle_vector_size_attribute): Handle fixed-point modes.
8639 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
8640 (warn_for_div_by_zero): Check fixed-point zero.
8641 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
8642 a common fixed-point type based on fbit, ibit, sign, and saturation.
8643 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
8644 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
8645 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
8646 (convert_for_assignment): Support FIXED_POINT_TYPE.
8647 (digest_init): Handle FIXED_POINT_TYPE.
8648 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
8649 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8650 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
8651 GE_EXPR, LT_EXPR, GT_EXPR.
8652 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
8653 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
8654 * target.h (gcc_target): Add fixed_point_supported_p.
8655 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
8656 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
8657 (default_fixed_point_supported_p): Define.
8658 * targhooks.h (default_fixed_point_supported_p): Declare.
8659 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
8660 * doc/install.texi (Configuration): Add --enable-fixed-point.
8661 * configure.ac (--enable-fixed-point): New to enable fixed-point
8662 arithmetic extension to C. For mips targets, we enable it by default.
8663 * configure, config.in: Regenerate.
8665 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
8667 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
8669 2007-08-20 David Edelsohn <edelsohn@gnu.org>
8671 * dwarf2out.c (text_section_used): Move declaration outside ifdef
8672 DWARF2_DEBUGGING_INFO.
8673 (cold_text_section_used): Same.
8674 (cold_text_section): Same.
8676 2007-08-20 Richard Guenther <rguenther@suse.de>
8678 * c-typeck.c (convert_for_assignment): Use the type of
8679 the member for the initialization.
8681 2007-08-20 Richard Guenther <rguenther@suse.de>
8683 * c-objc-common.c (c_disregard_inline_limits): Remove.
8684 * c-objc-common.h (c_disregard_inline_limits): Likewise.
8685 * cgraphunit.c (cgraph_process_new_functions): Call
8686 disregard_inline_limits_p.
8687 (cgraph_preserve_function_body_p): Likewise.
8688 * ipa-inline.c (compute_inline_parameters): Likewise.
8689 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
8691 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
8692 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8693 disregard_inline_limits langhook.
8694 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8696 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8697 disregard_inline_limits langhook.
8698 * tree-inline.c (disregard_inline_limits_p): New function.
8699 * tree-inline.h (disregard_inline_limits_p): Declare.
8701 2007-08-20 Richard Guenther <rguenther@suse.de>
8703 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
8704 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
8705 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8706 auto_var_in_fn_p langhook.
8707 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
8709 * tree.c (auto_var_in_fn_p): ... here.
8710 (find_var_from_fn): Call auto_var_in_fn_p directly.
8711 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8712 auto_var_in_fn_p langhook.
8713 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
8714 (copy_body_r): Likewise.
8715 (self_inlining_addr_expr): Likewise.
8716 * tree.h (auto_var_in_fn_p): Declare.
8718 2007-08-20 Richard Guenther <rguenther@suse.de>
8720 * tree.c (WALK_SUBTREE): Call walk_tree_1.
8721 (walk_type_fields): Take lh parameter.
8722 (walk_tree): Rename to ...
8723 (walk_tree_1): ... this. Do not call the walk_subtrees
8724 langhook but the now passed callback. Pass lh on recursion.
8725 (walk_tree_without_duplicates): Rename to ...
8726 (walk_tree_without_duplicates_1): ... this. Take lh parameter
8727 and call walk_tree_1.
8728 * tree.h (walk_tree_lh): New typedef.
8729 (walk_tree_1): Declare.
8730 (walk_tree_without_duplicates_1): Likewise.
8731 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
8732 (walk_tree_without_duplicates): New define to
8733 walk_tree_without_duplicates_1 with NULL lh parameter.
8734 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
8735 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
8737 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
8738 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
8739 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
8742 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8745 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
8746 code in front of the compacting of basic blocks.
8747 Move the folding of statements inbetween the cgraph checking
8748 and compacting of basic blocks.
8750 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8751 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8754 * config/alpha/alpha.c (va_list_skip_additions): Check for
8755 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
8756 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
8757 PLUS_EXPR when checking ap.__base.
8758 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
8759 when doing addition on pointer types. Use size_int instead of
8761 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
8762 ptr_type in the second operand.
8764 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8767 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8769 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8772 * cfgexpand.c (expand_one_register_var): Mark pointer
8773 DECL_ARTIFICIAL as REG_POINTER also.
8774 * stmt.c (expand_decl): Likewise.
8776 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8783 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8784 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8785 on_worklist argument and avoid adding things to worklist multiple
8787 (add_to_worklist): Ditto.
8788 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8789 single SFT is clobbered.
8790 (set_initial_properties): Ditto.
8791 (compute_call_clobbered): Update for changes to function
8793 (create_overlap_variables_for): Always create SFT for offset 0.
8794 (create_structure_vars): Handle PHI's, since we are in SSA form at
8796 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8797 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8799 (add_vars_for_offset): Figure out aliases from access + points-to.
8800 (add_virtual_operand): Use add_vars-for_offset.
8801 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8802 (add_call_clobber_ops): Remove makes_clobbering_call set.
8803 (get_expr_operands): Always pass through the INDIRECT_REF
8805 * tree-ssa-structalias.c (struct constraint_graph): Remove
8807 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8808 address_taken, pt_used, number_incoming.
8809 (FIRST_ADDR_NODE): Removed.
8810 (merge_graph_nodes): Remove broken code for the moment.
8811 (init_graph): New function.
8812 (build_pred_graph): Remove code to init_graph.
8813 Add location equivalence support.
8814 (struct scc_info): Rename roots to deleted.
8816 (init_scc_info): Ditto
8817 (init_topo_info): Use graph->size.
8818 (compute_topo_order): Ditto.
8819 (do_da_constraint): Removed.
8820 (do_sd_constraint): Remove calls to find().
8821 set_union_with_increment should always get 0 as last arg here.
8822 (do_complex_constraint): Replace do_da_constraint with assert.
8824 (struct equiv_class_label): New.
8825 (pointer_equiv_class_table): Ditto.
8826 (location_equiv_class_table): Ditto.
8827 (equiv_class_label_hash): Ditto.
8828 (equiv_class_label_eq): Ditto
8829 (equiv_class_lookup): Ditto.
8830 (equiv_class_ladd): Ditto.
8831 (pointer_equiv_class): Ditto.
8832 (location_equiv_class): Ditto.
8833 (condense_visit): Rename and rewrite from label_visit to do only
8834 SCC related stuff for HU.
8835 (label_visit): Do HU work for HU.
8836 (perform_var_substitution): Update to do HU and location
8838 (free_var_substitution_info): Update to free HU and location
8839 equivalence structures. */
8840 (find_equivalent_node): Update for pointer but not location
8842 (unite_pointer_equivalences): New function.
8843 (move_complex_constraints): Rewrite to only do moving.
8844 (rewrite_constraints): Split out of move_complex_constraints.
8845 (solve_graph): Use graph->size.
8846 (process_constraint_1): Add from_call argument, use it.
8847 Split *a = &b into two constraints.
8848 (process_constraint): Use new process_constraint_1.
8849 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8850 (get_constraint_for): Handle non-pointer integers properly.
8851 Remove code that used to handle structures.
8852 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8853 with unknown addends.
8854 (handle_rhs_call): New function.
8855 (find_func_aliases): Use handle_rhs_call.
8856 (set_uids_in_ptset): Add an assert.
8857 (set_used_smts): Fix bug in not considering unified vars.
8858 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8859 (compute_points_to_sets): Update for other function changes.
8860 (delete_points_to_sets): Ditto.
8861 (ipa_pta_execute): Ditto.
8862 (pass_ipa_pta): We need to update SSA after ipa_pta.
8864 2007-08-19 Jan Hubicka <jh@suse.cz>
8866 * i386.md: Replace "rim" and "mri" constraints by "g".
8868 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8870 * dwarf2out.c (text_section_used, cold_text_section_used,
8871 cold_text_section, dwarf2out_note_section_used): New.
8872 (dwarf2out_init): Initialize cold_text_section.
8873 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8874 dwarf2out_note_section_used.
8875 (size_of_aranges): Only count entry for text section if it was
8876 used. Count entry for cold text section if it was used.
8877 (output_aranges): Only output entries for text section and cold
8878 text section if they were used.
8880 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8882 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8884 (debug_generic_stmt): Likewise.
8885 (debug_tree_chain): Likewise.
8887 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8889 * tree-data-refs.c (split_constant_offset): Expose.
8890 * tree-data-refs.h (split_constant_offset): Add declaration.
8892 * tree-vectorizer.h (dr_alignment_support): Renamed
8893 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8894 Added a new value dr_explicit_realign.
8895 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8896 dr_offset, dr_step, and dr_aligned_to, along with new access
8897 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8898 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8899 STMT_VINFO_DR_ALIGNED_TO.
8901 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8903 In case of outer-loop vectorization with non-fixed misalignment - use
8904 the dr_explicit_realign scheme instead of the optimized realignment
8906 (new_stmt_vec_info): Initialize new fields.
8908 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8909 'nested_in_vect_loop' case. Change verbosity level.
8910 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8911 Don't fail on zero step in the outer-loop for loads.
8912 (vect_analyze_data_refs): Call split_constant_offset to calculate
8913 base, offset and init relative to the outer-loop.
8915 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8916 BSI function argument with a new function argument - at_loop.
8917 Simplify the condition that determines STEP. Takes additional argument
8918 INV_P. Support outer-loop vectorization (handle the
8919 nested_in_vect_loop case), including zero step in the outer-loop. Call
8920 vect_create_addr_base_for_vector_ref with additional argument.
8921 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8922 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8923 Fixed and simplified calculation of step.
8924 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8925 of bsi, and with additional argument. Call bump_vector_ptr with
8926 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8927 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8928 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8929 when the realignment setup needs to take place inside the loop.
8930 Support the dr_explicit_realign scheme. Allow generating the optimized
8931 realignment scheme for outer-loop vectorization. Added documentation.
8932 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8933 the 'nested_in_vect_loop' case, including loads that are invariant in
8934 the outer-loop and the realignment schemes. Handle the case when the
8935 realignment setup needs to take place inside the loop. Call
8936 vect_setup_realignment with additional arguments. Call
8937 vect_create_data_ref_ptr with additional argument and with loop instead
8938 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8939 (vect_gen_niters_for_prolog_loop): Call
8940 vect_create_addr_base_for_vector_ref with additional arguments.
8941 (vect_create_cond_for_align_checks): Likewise.
8942 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8943 scheme: takes additional argument bump; argument ptr_incr is now
8944 optional; updated documentation.
8945 (vect_init_vector): Takes additional argument (bsi). Use it, if
8946 available, to insert the vector initialization.
8947 (get_initial_def_for_induction): Pass additional argument in call to
8949 (vect_get_vec_def_for_operand): Likewise.
8950 (vect_setup_realignment): Likewise.
8951 (vectorizable_load): Likewise.
8953 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8955 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8956 as argument instead of struct loop.
8957 (nested_in_vect_loop_p): New function.
8958 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8960 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8961 from other phis in the loop.
8962 (destroy_loop_vec_info): Add additional argument to declaration.
8964 * tree-vectorizer.c (supportable_widening_operation): Also check if
8965 nested_in_vect_loop_p (don't allow changing the order in this case).
8966 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8967 of struct loop. Call nested_in_vect_loop_p and don't require
8968 flag_unsafe_math_optimizations if it returns true.
8969 (new_stmt_vec_info): When setting def_type for phis differentiate
8970 loop-header phis from other phis.
8971 (bb_in_loop_p): New function.
8972 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8973 just update their loop_vinfo. Order of BB traversal now matters -
8974 call dfs_enumerate_from with bb_in_loop_p.
8975 (destroy_loop_vec_info): Takes additional argument to control whether
8976 stmt_vinfo of the loop stmts should be destroyed as well.
8977 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8978 reduction stmt to be defines by a non loop-header phi.
8979 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8981 * tree-vect-transform.c (vectorizable_reduction): Call
8982 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8983 (vectorizable_call): Likewise.
8984 (vectorizable_conversion): Likewise.
8985 (vectorizable_operation): Likewise.
8986 (vectorizable_type_promotion): Likewise.
8987 (vectorizable_type_demotion): Likewise.
8988 (vectorizable_store): Likewise.
8989 (vectorizable_live_operation): Likewise.
8990 (vectorizable_reduction): Likewise. Also pass loop_info to
8991 vect_is_simple_reduction instead of loop.
8992 (vect_init_vector): Call nested_in_vect_loop_p.
8993 (get_initial_def_for_reduction): Likewise.
8994 (vect_create_epilog_for_reduction): Likewise.
8995 (vect_init_vector): Check which loop to work with, in case there's an
8997 (get_initial_def_for_inducion): Extend to handle outer-loop
8998 vectorization. Fix indentation.
8999 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
9000 In the case vect_induction_def get the vector def from the induction
9001 phi node, instead of calling get_initial_def_for_inducion.
9002 (get_initial_def_for_reduction): Extend to handle outer-loop
9004 (vect_create_epilog_for_reduction): Extend to handle outer-loop
9006 (vect_transform_loop): Change assert to just skip this case. Add a
9008 (vect_finish_stmt_generation): Add a couple asserts.
9010 (vect_estimate_min_profitable_iters): Multiply
9011 cost of inner-loop stmts (in outer-loop vectorization) by estimated
9013 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
9014 this is an inner-loop reduction in outer-loop vectorization.
9016 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
9017 Same code as what used to be vect_analyze_scalar_cycles, only with
9018 additional argument loop, and loop_info passed to
9019 vect_is_simple_reduction instead of loop.
9020 (vect_analyze_scalar_cycles): Code factored out into
9021 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
9022 Updated documentation.
9023 (analyze_operations): Check for inner-loop loop-closed exit-phis during
9024 outer-loop vectorization that are live or not used in the outerloop,
9025 cause this requires special handling.
9026 (vect_enhance_data_refs_alignment): Don't consider versioning for
9028 (vect_analyze_data_refs): Check that there are no datarefs in the
9030 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
9031 and vect_used_in_outer_by_reduction cases.
9032 (process_use): Also consider the case of outer-loop stmt defining an
9033 inner-loop stmt and vice versa.
9034 (vect_analyze_loop_1): New function.
9035 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
9036 loops. Call vect_analyze_loop_1.
9037 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9038 been vectorized. Call destroy_loop_vec_info with additional argument.
9040 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9041 in the inner-loop when doing outer-loop vectorization. Add
9042 documentation and printout.
9043 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9044 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9046 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9048 * tree-affine.h (print_aff): New prototype.
9049 (debug_aff): Likewise.
9050 * tree-affine.c (print_aff): New function.
9051 (debug_aff): Likewise.
9053 2007-08-18 Paul Brook <paul@codesourcery.com>
9054 Joseph Myers <joseph@codesourcery.com>
9056 * common.opt (-fdebug-prefix-map=): New option.
9057 * opts.c: Include debug.h.
9058 (common_handle_option): Handle -fdebug-prefix-map.
9059 * final.c: Include ggc.h.
9060 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9061 remap_debug_filename): New.
9062 * Makefile.in (final.o, opts.o): Update dependencies.
9063 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9064 * configure.ac: Check for assembler --debug-prefix-map support.
9065 * configure, config.in: Regenerate.
9066 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9067 (ASM_DEBUG_SPEC): Include ASM_MAP.
9068 * doc/install.texi (--with-debug-prefix-map): Document.
9069 * doc/invoke.texi (-fdebug-prefix-map): Document.
9070 * dbxout.c (dbxout_init, dbxout_start_source_file,
9071 dbxout_source_file): Call remap_debug_filename.
9072 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9073 dwarf2out_start_source_file, dwarf2out_finish): Call
9074 remap_debug_filename.
9075 (file_table_relative_p): Do not check d->emitted_number.
9076 * toplev.c (output_file_directive): Call remap_debug_filename.
9077 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9078 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9080 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9082 * loop-invariant.c (find_invariants_to_move): Add missing macro
9085 2007-08-17 Tom Tromey <tromey@redhat.com>
9087 * tree.h (struct tree_label_decl): Removed old "java" fields.
9089 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9090 Nigel Stephens <nigel@mips.com>
9092 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9093 Treat -mno-data-in-code and -mcode-xonly as aliases for
9094 -mcode-readable=no and -mcode-readable=pcrel respectively.
9095 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9096 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9097 (MULTILIB_DIRNAMES): Update accordingly.
9099 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9101 * Makefile.in (version.o): Depend on $(REVISION) only if
9102 REVISION_s is defined.
9104 2007-08-17 Sa Liu <saliu@de.ibm.com>
9105 Ulrich Weigand <uweigand@de.ibm.com>
9108 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9109 use build_qualified_type to retain qualifiers of the base type.
9111 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9113 * config/score/score.md : Update pattern tablejump.
9114 * config/score/score.c : Update score_initialize_trampoline
9116 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9117 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9118 * doc/contrib.texi: Add my entry.
9120 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9122 * Makefile.in (REVISION): New.
9125 (version.o): Also depend on $(REVISION). Add
9126 -DREVISION=$(REVISION_s).
9128 * version.c (version_string): Add REVISION.
9130 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9132 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9133 of GOTO that's relocated to a different block.
9135 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9137 * c-common.c (const_strip_array_types): New.
9138 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9139 (const_strip_array_types): New.
9140 * c-objc-common.c (c_disregard_inline_limits,
9141 c_warn_unused_global_decl): Constify.
9142 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9143 c_vla_type_p, c_incomplete_type_error): Likewise.
9144 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9145 * hooks.c (hook_bool_const_tree_false): New.
9146 * hooks.h (hook_bool_const_tree_false): Likewise.
9147 * langhooks-def.h (lhd_warn_unused_global_decl,
9148 lhd_incomplete_type_error, lhd_expr_size,
9149 lhd_tree_inlining_disregard_inline_limits,
9150 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9151 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9152 * langhooks.c (lhd_warn_unused_global_decl,
9153 lhd_incomplete_type_error,
9154 lhd_tree_inlining_disregard_inline_limits,
9155 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9156 lhd_expr_size): Likewise.
9157 * langhooks.h (lang_hooks_for_tree_inlining,
9158 lang_hooks_for_tree_dump, lang_hooks_for_types,
9159 lang_hooks_for_decls, lang_hooks): Likewise.
9160 * pointer-set.c (pointer_set_t, pointer_set_create,
9161 pointer_set_contains, insert_aux, pointer_set_insert,
9162 pointer_set_traverse, pointer_map_t, pointer_map_create,
9163 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
9165 * pointer-set.h (pointer_set_contains, pointer_set_insert,
9166 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
9167 pointer_map_traverse): Likewise.
9168 * predict.c (assert_is_empty): Likewise.
9169 * tree-affine.c (free_name_expansion): Likewise.
9170 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
9171 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
9172 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
9174 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
9176 * tree-vectorizer.c (new_loop_vec_info): Initialize new
9178 (destroy_loop_vec_info): Add call to VEC_free.
9179 * tree-vectorizer.h (may_alias_ddrs): Define.
9180 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
9181 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9182 Change reporting to dump.
9183 (vect_is_duplicate_ddr): New.
9184 (vect_mark_for_runtime_alias_test): New.
9185 (vect_analyze_data_ref_dependences) Add call to
9186 vect_mark_for_runtime_alias_test.
9187 (vect_enhance_data_refs_alignment): Define local variable
9188 vect_versioning_for_alias_required, don't perform
9189 peeling for alignment if versioning for alias is
9191 (vect_enhance_data_refs_alignment): Use
9192 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
9193 PARAM_VECT_MAX_VERSION_CHECKS.
9194 * tree-vect-transform.c
9195 (vect_create_cond_for_alias_checks): New.
9196 (vect_transform_loop): Add call to
9197 vect_create_cond_for_alias_checks.
9198 (vect_vfa_segment_size): New.
9199 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
9201 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
9203 (vect-max-version-for-alignment-checks): Document.
9204 (vect-max-version-for-alias-checks): Document.
9205 (vect-max-version-checks): Remove.
9207 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
9209 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
9210 the same line as the instruction for all asm dialects.
9211 (*rep_movsi): Ditto.
9212 (*rep_movsi_rex64): Ditto.
9213 (*rep_movqi): Ditto.
9214 (*rep_movqi_rex64): Ditto.
9215 (*rep_stosdi_rex64): Ditto.
9216 (*rep_stossi): Ditto.
9217 (*rep_stossi_rex64): Ditto.
9218 (*rep_stosqi): Ditto.
9219 (*rep_stosqi_rex64): Ditto.
9220 (*cmpstrnqi_nz_1): Ditto.
9221 (*cmpstrnqi_nz_rex_1): Ditto.
9222 (*cmpstrnqi_1): Ditto.
9223 (*cmpstrnqi_rex_1): Ditto.
9224 (*strlenqi_1): Ditto.
9225 (*strlenqi_rex_1): Ditto.
9226 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9227 prefix on the same line as the instruction for all asm dialects.
9228 (sync_double_compare_and_swap<mode>): Ditto.
9229 (*sync_double_compare_and_swapdi_pic): Ditto.
9230 (*sync_compare_and_swap_cc<mode>): Ditto.
9231 (sync_double_compare_and_swap_cc<mode>): Ditto.
9232 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9233 (sync_old_add<mode>): Ditto.
9234 (sync_add<mode>): Ditto.
9235 (sync_sub<mode>): Ditto.
9236 (sync_ior<mode>): Ditto.
9237 (sync_and<mode>): Ditto.
9238 (sync_xor<mode>): Ditto.
9240 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9243 * reload.c (find_reloads): Check that the memory returned by
9244 find_reloads_toplev was not the result of forcing a constant
9246 (find_reloads_toplev): Always use simplify_gen_subreg to get
9247 the subreg of a constant. If the result is also a constant,
9248 but not a legitimate one, force it into the constant pool
9249 and reload its address.
9251 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9253 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9256 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9258 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9259 directive for the current vector ABI.
9261 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9264 * caller-save.c (reg_save_code): Set invalide status on restore code.
9266 2007-08-15 Diego Novillo <dnovillo@google.com>
9268 * tree-ssa-alias.c (compute_memory_partitions): Use
9269 alias_bitmap_obstack to allocate bitmaps.
9270 (reset_alias_info): Factor out of init_alias_info.
9271 Mark all name tags not associated to an SSA name for renaming.
9272 (init_alias_info): Call it.
9273 (create_name_tags): Tidy. Add comments.
9274 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9276 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9278 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9279 scheduler dependencies.
9281 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9283 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9285 (*iorsi_1_zext): Likewise.
9286 (*iorsi_1_zext_imm): Likewise.
9287 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9288 with "rm"/"xm" constraint.
9289 (sse2_vmsqrtv2df2): Likewise.
9291 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9294 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9297 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9299 * tree-pass.h (PROP_pta): Removed.
9300 (TODO_rebuild_alias): New.
9301 (pass_may_alias): Removed.
9302 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9303 aliasing if we changed something.
9304 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9306 (pass_may_alias): Removed.
9307 (create_structure_vars): Return TODO_rebuild_alias.
9308 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9309 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9311 (tree_sra_early): We never affect aliasing right now.
9312 * tree-flow.h (compute_may_aliases): New prototype.
9313 * passes.c: Remove pass_may_alias from the passes.
9314 (execute_function_todo): Support TODO_rebuild_alias.
9316 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9318 * i386.c: (legitimize_address): Move dllimported variable check
9319 infront of legitimizing pic address of CONST symbols.
9321 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9323 PR tree-optimization/32941
9324 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9325 (goto_queue_cmp): Remove.
9326 (find_goto_replacement): Change search method.
9327 (maybe_record_in_goto_queue): Add assert.
9328 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9329 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9331 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9333 * alias.c (component_uses_parent_alias_set): Constify.
9334 * alias.h (component_uses_parent_alias_set): Likewise.
9335 * cfgrtl.c (print_rtl_with_bb): Likewise.
9336 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9337 mpz_get_double_int): Likewise.
9338 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9339 mpz_get_double_int): Likewise.
9340 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9341 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9343 * expr.h (safe_from_p): Likewise.
9344 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9346 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9347 zero_sized_type, goa_lhs_expr_p): Likewise.
9348 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
9349 * rtl.h (print_rtl_with_bb): Likewise.
9350 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
9351 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
9352 * tree-flow-inline.h (bb_stmt_list): Constify.
9353 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
9355 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
9356 const_first_stmt, const_last_stmt): New.
9357 (block_may_fallthru, empty_block_p): Constify.
9358 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
9359 EXPR_ONLY_BODY): New.
9360 (expr_first, expr_last, expr_only): Use macro for body.
9361 (const_expr_first, const_expr_last, const_expr_only): New.
9362 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
9363 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
9364 ctsi_prev, ctsi_stmt): New.
9365 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
9366 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
9367 * tree-ssa-loop-niter.c (loop_only_exit_p,
9368 derive_constant_upper_bound): Likewise.
9369 * tree-ssa-phiopt.c (empty_block_p): Likewise.
9370 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
9371 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
9372 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
9373 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
9374 * tree.c (get_type_static_bounds): Likewise.
9375 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
9376 (get_type_static_bounds): Constify.
9378 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9381 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
9382 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
9383 (*<addsub><mode>3_cc_overflow): New.
9384 (*add<mode>3_cconly_overflow): New.
9385 (*sub<mode>3_cconly_overflow): New.
9386 (*<addsub>si3_zext_cc_overflow): New.
9387 * config/i386/predicates.md (fcmov_comparison_operator): Accept
9388 CCCmode for LTU, GTU, LEU and GEU.
9389 (ix86_comparison_operator): Likewise.
9390 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
9391 * config/i386/i386.c (put_condition_code): Support CCCmode.
9392 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
9393 or MINUS expressions.
9395 2007-08-14 Andrew Pinski <pinskia@gmail.com>
9398 * c-typeck.c (build_binary_op): Disallow vector float types with
9399 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
9401 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9403 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
9404 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
9405 (dep_def): New typedef.
9406 (init_dep_1, sd_debug_dep): Declare functions.
9407 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
9408 (debug_dep_links): Remove.
9409 (struct _deps_list): New field 'n_links'.
9410 (DEPS_LIST_N_LINKS): New macro.
9411 (FOR_EACH_DEP_LINK): Remove.
9412 (create_deps_list, free_deps_list, delete_deps_list): Remove
9414 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9415 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9416 (copy_deps_list_change_con, move_dep_link): Ditto.
9417 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
9418 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
9420 (INSN_BACK_DEPS): Remove.
9421 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
9423 (INSN_DEP_COUNT): Remove.
9424 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
9425 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
9426 Declare global variables.
9427 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
9428 (add_forw_dep, compute_forward_dependences): Remove declarations.
9429 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
9430 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9431 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
9433 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
9435 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
9436 (sd_list_types_def): New typedef.
9437 (sd_next_list): Declare function.
9438 (struct _sd_iterator): New type.
9439 (sd_iterator_def): New typedef.
9440 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
9442 (FOR_EACH_DEP): New cycle wrapper.
9443 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
9445 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
9446 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
9449 * sched-deps.c (init_dep_1): Make global.
9450 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
9452 (dump_dep): New static function.
9453 (dump_dep_flags): New static variable.
9454 (sd_debug_dep): New function.
9455 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
9457 (move_dep_link): Use remove_from_deps_list (), instead of
9459 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
9460 (dep_link_is_detached_p): New static function.
9461 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
9463 (dn_pool, dl_pool): New alloc_pools.
9464 (dn_pool_diff, dl_pool_diff): New static variables.
9465 (create_dep_node, delete_dep_node): New static function.
9466 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
9467 (deps_list_empty_p): Make it static. Use 'n_links' field.
9468 (deps_pools_are_empty_p): New static function.
9469 (alloc_deps_list, delete_deps_list): Remove.
9470 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
9471 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9472 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
9473 (forward_dependency_cache): Remove.
9474 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
9475 'back' from the names. Change signature to use dep_t instead of
9477 (add_back_dep): Ditto. Make global.
9478 (check_dep_status): Rename to check_dep ().
9479 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
9481 (sd_finish_insn): Ditto.
9482 (sd_find_dep_between_no_cache): New static function.
9483 (sd_find_dep_between): New function.
9484 (ask_dependency_caches, set_dependency_caches): New static functions.
9485 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
9486 (add_or_update_dep_1): Separate pieces of functionality into
9487 ask_dependency_caches (), update_dependency_caches (),
9488 change_spec_dep_to_hard (), update_dep ().
9489 (get_back_and_forw_lists): New static function.
9490 (sd_add_dep): Separate setting of dependency caches into
9491 set_dependency_caches ().
9492 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
9494 (sd_delete_dep): Ditto.
9495 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
9496 (dump_lists): New static function.
9497 (sd_debug_lists): New debug function.
9498 (delete_all_dependences, fixup_sched_groups): Update to use
9499 sd_* infrastructure.
9500 (sched_analyze_2): Create data-speculative dependency only if
9501 data-speculation is enabled.
9502 (sched_analyze_insn): If insn cannot be speculative, make all its
9503 dependencies non-speculative.
9504 (sched_analyze): Use sd_init_insn ().
9505 (add_forw_dep, compute_forward_dependencies): Remove.
9506 (delete_dep_nodes_in_back_deps): New static function.
9507 (sched_free_deps): New function.
9508 (init_dependency_caches): Init alloc_pools.
9509 (extend_depedency_caches): Update after removing of
9510 forward_dependency_cache.
9511 (free_dependency_caches): Ditto. Free alloc_pools.
9512 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
9513 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
9515 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9516 (add_dependence): Use init_dep ().
9517 (get_dep_weak_1): New static function.
9518 (get_dep_weak): Move logic to get_dep_weak_1 ().
9519 (dump_ds): New static function moved from haifa-sched.c:
9520 debug_spec_status ().
9521 (debug_ds): New debug function.
9522 (check_dep_status): Rename to check_dep (). Update to check whole
9525 * haifa-sched.c (spec_info): Make global.
9526 (added_recovery_block_p): Rename to
9527 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
9528 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
9529 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
9530 to use new interfaces.
9531 (ok_for_early_queue_removal): Ditto.
9532 (schedule_block): Initialize logical uids of insns emitted by the
9534 (sched_init): Initialize new variable.
9535 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9537 (extend_global): Initialize insn data.
9538 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
9539 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
9541 (add_to_speculative_block): Update to use new interfaces.
9542 (create_recovery_block): Set new variables.
9543 (create_check_block_twin, fix_recovery_deps): Update to use new
9545 (sched_insn_is_legitimate_for_speculation_p): New function.
9546 (speculate_insn): Move checking logic to
9547 sched_insn_is_legitimate_for_speculation_p ().
9548 (sched_remove_insn): Finalize sched-deps information of instruction.
9549 (clear_priorities, add_jump_dependencies): Update to use new
9551 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
9553 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9554 to use new interfaces.
9555 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9556 (new_ready): Try to use control speculation only if it is available.
9557 (add_branch_dependences): Update to use new interfaces.
9558 (compute_block_backward_dependences): Rename to
9559 compute_block_dependences (). Call
9560 targetm.sched.dependencies_evaluation_hook ().
9561 (free_block_dependencies): New static function.
9562 (debug_dependencies): Update to use new interfaces.
9563 (schedule_region): Remove separate computation of forward dependencies.
9564 Move call of targetm.sched.dependencies_evaluation_hook () to
9565 compute_block_dependences (). Free dependencies at the end of
9566 scheduling the region.
9568 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
9570 (add_deps_for_risky_insns): Ditto.
9571 (schedule_ebb): Remove separate computation of forward dependencies.
9572 Free dependencies at the end of scheduling the ebb.
9574 * ddg.c (create_ddg_dependence): Update to use new interfaces.
9575 (build_intra_loop_deps): Ditto. Remove separate computation of
9576 forward dependencies. Free sched-deps dependencies.
9578 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
9579 to use new interfaces.
9580 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
9582 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
9584 (is_costly_group): Ditto.
9586 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9588 * alias.c (rtx_equal_for_memref_p): Constify.
9589 * basic-block.h (const_edge, const_basic_block): New.
9590 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
9591 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
9592 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
9593 probably_never_executed_bb_p, edge_probability_reliable_p,
9594 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
9595 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
9597 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
9598 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
9600 * cfganal.c (flow_active_insn_p, forwarder_block_p,
9601 flow_nodes_print, dfs_enumerate_from): Likewise.
9602 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
9603 control_flow_insn_p, count_basic_blocks): Likewise.
9604 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
9605 get_loop_body_with_size, loop_exit_edge_p): Likewise.
9606 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
9607 average_num_loop_insns, loop_exit_edge_p,
9608 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
9609 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
9610 average_num_loop_insns, seq_cost): Likewise.
9611 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
9612 * dominance.c (dominated_by_p): Likewise.
9613 * emit-rtl.c (validate_subreg): Likewise.
9614 * except.c (can_throw_internal, can_throw_external): Likewise.
9615 * except.h (can_throw_internal, can_throw_external): Likewise.
9616 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
9617 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
9618 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
9619 simple_mem, store_ops_ok, load_kills_store, find_loads,
9620 store_killed_in_insn, store_killed_after, store_killed_before,
9621 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
9623 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
9624 noce_mem_write_may_trap_or_fault_p): Likewise.
9625 * pointer-set.c (pointer_set_contains, pointer_map_contains):
9627 * pointer-set.h (pointer_set_contains, pointer_map_contains):
9629 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
9630 probably_cold_bb_p, probably_never_executed_bb_p,
9631 edge_probability_reliable_p, br_prob_note_reliable_p,
9632 can_predict_insn_p): Likewise.
9633 * regclass.c (reg_set_to_hard_reg_set): Likewise.
9634 * resource.c (return_insn_p): Likewise.
9635 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
9637 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
9638 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
9639 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
9640 verify_gimple_modify_stmt): Likewise.
9641 * tree-chrec.c (is_not_constant_evolution,
9642 is_multivariate_chrec_rec, is_multivariate_chrec,
9643 chrec_contains_symbols, chrec_contains_undetermined,
9644 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
9645 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
9646 eq_evolutions_p, scev_direction): Likewise.
9647 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
9648 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
9649 chrec_contains_symbols_defined_in_loop,
9650 chrec_contains_undetermined, tree_contains_chrecs,
9651 evolution_function_is_affine_multivariate_p,
9652 evolution_function_is_univariate_p, chrec_zerop,
9653 evolution_function_is_constant_p, evolution_function_is_affine_p,
9654 evolution_function_is_affine_or_constant_p,
9655 tree_does_not_contain_chrecs, chrec_type): Likewise.
9656 * tree-data-ref.c (tree_fold_divides_p,
9657 object_address_invariant_in_loop_p, dr_may_alias_p,
9658 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
9659 same_access_functions, constant_access_functions,
9660 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
9662 * tree-flow.h (scev_direction): Likewise.
9663 * tree-gimple.c (is_gimple_stmt): Likewise.
9664 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
9666 * tree-pretty-print.c (op_prio): Likewise.
9667 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
9668 analyzable_condition, backedge_phi_arg_p): Likewise.
9669 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
9670 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
9671 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
9674 2007-08-13 Dan Hipschman <dsh@google.com>
9677 * c-format.c (check_format_arg): Move check for zero-length
9678 format strings below the check for unterminated strings.
9680 2007-08-13 Andrew Pinski <pinskia@gmail.com>
9683 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
9686 2007-08-13 Nick Clifton <nickc@redhat.com>
9688 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
9690 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9693 * c-format.c (gcc_gfc_length_specs): New array.
9694 (gcc_gfc_char_table): Add unsigned specifier, and references to
9695 the l length modifier.
9696 (format_types_orig): Use the new gcc_gfc_length_specs.
9698 2007-08-12 Sa Liu <saliu@de.ibm.com>
9700 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
9701 and with REG_RETVAL note after split.
9703 2007-08-11 David Daney <ddaney@avtrex.com>
9705 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
9706 as ATTRIBUTE_UNUSED.
9708 2007-08-11 David Edelsohn <edelsohn@gnu.org>
9709 Segher Boessenkool <segher@kernel.crashing.org>
9711 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
9712 HAVE_LOCAL_CPU_DETECT not defined.
9714 2007-08-11 Jan Hubicka <jh@suse.cz>
9716 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
9717 (cgraph_process_new_functions): Honor previous value of
9718 disregard_inline_limits.
9719 * ipa-inline.c (compute_inline_parameters): Likewise.
9721 2007-08-11 Ian Lance Taylor <iant@google.com>
9723 * alias.h (alias_set_type): Define new type.
9724 (ALIAS_SET_MEMORY_BARRIER): Use it.
9725 * rtl.h: Include alias.h.
9726 (struct mem_attrs): Use alias_set_type.
9727 * tree.h: Include alias.h
9728 (struct tree_type): Use alias_set_type.
9729 (struct tree_struct_field_tag): Likewise.
9730 (struct tree_decl_common): Likewise.
9731 * alias.c (struct alias_set_entry): Use alias_set_type.
9732 (get_alias_set_entry, alias_set_subset_of): Likewise.
9733 (alias_sets_conflict_p): Likewise.
9734 (alias_sets_must_conflict_p): Likewise.
9735 (objects_must_conflict_p): Likewise.
9736 (get_alias_set, new_alias_set): Likewise.
9737 (record_alias_subset, record_component_aliases): Likewise.
9738 (varargs_set, frame_set): Change to alias_set_type.
9739 (get_varargs_alias_set): Use alias_set_type.
9740 (get_frame_alias_set): Likewise.
9741 * builtins.c (setjmp_alias_set): Change to alias_set_type.
9742 * dse.c (struct store_info): Use alias_set_type.
9743 (struct read_info, struct clear_alias_mode_holder): Likewise.
9744 (clear_alias_set_lookup, canon_address): Likewise.
9745 (record_store, check_mem_read_rtx): Likewise.
9746 (dse_record_singleton_alias_set): Likewise.
9747 (dse_invalidate_singleton_alias_set): Likewise.
9748 * emit-rtl.c (get_mem_attrs): Likewise.
9749 (set_mem_attributes_minus_bitpos): Likewise.
9750 (set_mem_alias_set): Likewise.
9751 * expr.c (store_constructor_field, store_field): Likewise.
9752 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
9753 * langhooks.c (lhd_get_alias_set): Likewise.
9754 * langhooks-def.h (lhd_get_alias_set): Likewise.
9755 * reload1.c (alter_reg): Likewise.
9756 * tree-flow.h (struct fieldoff): Likewise.
9757 * tree-ssa-alias.c (struct alias_map_d): Likewise.
9758 (may_alias_p, get_smt_for, create_sft): Likewise.
9759 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
9760 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
9761 (merge_smts_into): Likewise.
9762 * varasm.c (const_alias_set): Likewise.
9763 * c-common.c (strict_aliasing_warning): Likewise.
9764 (c_common_get_alias_set): Likewise.
9765 * dse.h (dse_record_singleton_alias_set): Update declaration.
9766 (dse_invalidate_singleton_alias_set): Likewise.
9767 * emit-rtl.h (set_mem_alias_set): Likewise.
9768 * c-common.h (c_common_get_alias_set): Likewise.
9769 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9770 * print-tree.c (print_node): Likewise.
9771 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9773 (alpha_setup_incoming_varargs): Use alias_set_type.
9774 * config/i386/i386.c (setup_incoming_varargs_64): Use
9776 (setup_incoming_varargs_ms_64): Likewise.
9777 (ix86_GOT_alias_set): Likewise.
9778 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9779 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9780 (set): Change to alias_set_type.
9781 (get_TOC_alias_set): Use alias_set_type.
9782 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9784 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9785 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9787 (struct_value_alias_set): Likewise.
9788 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9790 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9792 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9793 * config/vxworks.h (TARGET_VXWORKS): Override.
9794 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9795 "mips" if TARGET_VXWORKS.
9797 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9799 * calls.c (avoid_likely_spilled_reg): New function.
9800 (expand_call): Use it.
9802 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9804 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9806 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9808 * config/mips/predicates.md (const_call_insn_operand): Invoke
9809 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9811 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9814 * config/rs6000/driver-rs6000.c: Include link.h.
9815 Use ElfW instead of wordsize-specif typedef.
9817 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9819 * system.h (CONST_CAST): New.
9820 * c-decl.c (c_make_fname_decl): Use it.
9821 * c-lex.c (cb_ident, lex_string): Likewise.
9822 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9823 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9824 give_switch, set_multilib_dir): Likewise.
9825 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9826 * passes.c (execute_one_pass): Likewise.
9827 * prefix.c (update_path): Likewise.
9828 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9829 * tree.c (build_string): Likewise.
9831 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9833 * tree-flow-inline.h (is_exec_stmt): Remove.
9834 (is_label_stmt): Remove.
9835 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9838 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9840 * lower-subreg.c (resolve_shift_zext): Don't adjust
9841 src_reg_num for wordmode operands.
9843 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9844 David Ung <davidu@mips.com>
9846 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9847 (TARGET_SCHED_REORDER2): Define.
9848 (mips_maybe_swap_ready): New.
9849 (mips_last_74k_agen_insn): New.
9850 (mips_74k_agen_init): New.
9851 (mips_74k_agen_reorder): New function to group loads and stores
9853 (mips_sched_init): New.
9854 (mips_sched_reorder): Don't do initialization here. Call
9855 mips_74k_agen_reorder.
9856 (mips_variable_issue): Call mips_74k_agen_init.
9858 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9860 * tree-flow-inline.h (get_filename): Remove.
9862 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9864 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9866 (mips_fetch_insns): Delete in favor of...
9867 (mips_load_store_insns): ...this new function.
9868 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9869 to say whether multiword moves _might_ be split.
9870 (mips_fetch_insns): Delete in favor of...
9871 (mips_load_store_insns): ...this new function.
9872 (mips_rtx_costs): Update the call to mips_address_insns.
9873 (mips_address_cost): Likewise.
9874 * config/mips/mips.md (length): Use mips_load_store_insns instead
9875 of mips_fetch_insns.
9876 * config/mips/constraints.md (R): Use mips_address_insns rather
9877 than mips_fetch_insns. Assume that the move never needs to be split.
9879 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9881 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9882 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9883 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9884 * config/mips/mips.h (mips16_hard_float): Delete.
9885 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9886 definitions, and replace with....
9887 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9888 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9889 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9890 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9891 (override_options): Replace MASK_SOFT_FLOAT references with
9892 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9893 and mips16_hard_float when TARGET_MIPS16.
9895 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9898 * c-typeck.c (build_binary_op): Check for non pointer types before
9899 calling int_fits_type_p.
9901 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9904 * fold-const.c (omit_one_operand): Return only the ommitted expression
9905 if the result is an empty statement.
9906 (pedantic_omit_one_operand): Likewise.
9908 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9910 * c-typeck.c (readonly_error): Improve error for assignment.
9912 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9914 (pp_c_expression): Ditto.
9916 2007-08-09 Simon Baldwin <simonb@google.com>
9918 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9919 break that was preventing simplify_associative_operation() for xor.
9921 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9922 Nigel Stephens <nigel@mips.com>
9924 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9925 Document change in interpretation of value from boolean to
9927 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9928 ffs and ctz using clz.
9929 (expand_unop): Call them.
9930 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9932 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9933 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9934 enable the new ffs expansion on this target.
9936 2007-08-09 Jan Hubicka <jh@suse.cz>
9938 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9939 (expand_ternary_op): Likewise.
9940 (expand_vec_shift_expr): Likewise.
9941 (expand_binop_directly): Likewise.
9942 (expand_binop): Likewise.
9943 (sign_expand_binop): Likewise.
9944 (expand_twoval_unop): Likewise.
9945 (expand_twoval_binop): Likewise.
9946 (expand_twoval_binop_libfunc): Likewise.
9947 (widen_clz): Likewise.
9948 (widen_bswap): Likewise.
9949 (expand_parity): Likewise.
9950 (expand_unop): Likewise.
9951 (expand_abs_nojump): Likewise.
9952 (expand_copysign): Likewise.
9953 (emit_no_conflict_block): Likewise.
9954 (emit_libcall_block): Likewise.
9955 (can_compare_p): Likewise.
9956 (prepare_cmp_insn): Likewise.
9957 (emit_cmp_and_jump_insn_1): Likewise.
9958 (prepare_float_lib_cmp): Likewise.
9959 (emit_conditional_add): Likewise.
9960 (gen_add2_insn): Likewise.
9961 (have_add2_insn): Likewise.
9962 (gen_sub2_insn): Likewise.
9963 (have_sub2_insn): Likewise.
9964 (can_extend_p): Likewise.
9965 (can_fix_p): Likewise.
9966 (can_float_p): Likewise.
9967 (expand_float): Likewise.
9968 (expand_fix): Likewise.
9969 (expand_sfix_optab): Likewise.
9970 (new_optab): Likewise.
9971 (new_convert_optab): Likewise.
9972 (init_libfuncs): Likewise.
9973 (init_interclass_conv_libfuncs): Likewise.
9974 (init_intraclass_conv_libfuncs): Likewise.
9975 (set_conv_libfunc): Likewise.
9976 (init_optabs): Likewise.
9977 (debug_optab_libfuncs): Likewise.
9978 (gen_cond_trap): Likewise.
9979 * optabs.h (optab_handler, convert_optab_hanlder): New.
9980 * genopinit.c: Update optabs generation table.
9981 * reload.c (find_reloads_address_1): Use optabs accestors.
9982 * builtins.c (expand_builtin_mathfn): Likewise.
9983 (expand_builtin_mathfn_2): Likewise.
9984 (expand_builtin_mathfn_3): Likewise.
9985 (expand_builtin_interclass_mathfn): Likewise.
9986 (expand_builtin_sincos): Likewise.
9987 (expand_builtin_cexpi): Likewise.
9988 (expand_builtin_powi): Likewise.
9989 (expand_builtin_strlen): Likewise.
9990 * dojump.c (do_jump): Likewise.
9991 * expr.c (convert_move): Likewise.
9992 (move_by_pieces): Likewise.
9993 (move_by_pieces_ninsns): Likewise.
9994 (can_store_by_pieces): Likewise.
9995 (store_by_pieces_1): Likewise.
9996 (emit_move_via_integer): Likewise.
9997 (emit_move_complex): Likewise.
9998 (emit_move_ccmode): Likewise.
9999 (emit_move_insn_1): Likewise.
10000 (emit_single_push_insn): Likewise.
10001 (store_constructor): Likewise.
10002 (expand_expr_real_1): Likewise.
10003 (do_store_flag): Likewise.
10004 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
10005 (enumerate_modes): Likewise.
10006 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
10007 (supportable_widening_operation): Likewise.
10008 (supportable_narrowing_operation): Likewise.
10009 * expmed.c (store_bit_field_1): Likewise.
10010 (extract_bit_field_1): Likewise.
10011 (expand_mult_highpart_optab): Likewise.
10012 (expand_smod_pow2): Likewise.
10013 (expand_divmod): Likewise.
10014 (emit_store_flag): Likewise.
10015 * tree-vect-patterns.c
10016 (vect_pattern_recog_1): Likewise.
10017 * tree-ssa-loop-prefetch.c
10018 (nontemporal_store_p): Likewise.
10019 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
10020 (vect_create_epilog_for_reduction): Likewise.
10021 (vectorizable_reduction): Likewise.
10022 (vectorizable_operation): Likewise.
10023 (vect_strided_store_supported): Likewise.
10024 (vectorizable_store): Likewise.
10025 (vect_strided_load_supported): Likewise.
10026 (vectorizable_load): Likewise.
10027 * combine.c (simplify_comparison): Likewise.
10028 * tree-vect-generic.c
10029 (type_for_widest_vector_mode): Likewise.
10030 (expand_vector_operations_1): Likewise.
10031 * config/spu/spu.c (spu_expand_mov): Likewise.
10032 (spu_emit_vector_compare): Likewise.
10033 * config/rs6000/rs6000.c
10034 (rs6000_emit_vector_compare): Likewise.
10035 * stmt.c (add_case_node): Likewise.
10036 * reload1.c (gen_reload):
10038 2007-08-09 Michael Matz <matz@suse.de>
10040 * tree.h (fixed_zerop): Declare as taking a const_tree.
10041 * tree.c (fixed_zerop): Take a const_tree.
10043 2007-08-09 Ira Rosen <irar@il.ibm.com>
10045 * tree-vect-transform.c (vectorizable_store): Remove call to
10046 copy_virtual_operands() and call mark_symbols_for_renaming() for
10047 the created vector store.
10048 (vect_setup_realignment): Don't call copy_virtual_operands() and
10049 update_vuses_to_preheader().
10050 (vectorizable_load): Don't call copy_virtual_operands().
10051 (update_vuses_to_preheader): Remove.
10053 2007-08-08 Chao-ying Fu <fu@mips.com>
10055 * tree.def (FIXED_POINT_TYPE): New type.
10056 (FIXED_CST): New constant.
10057 (FIXED_CONVERT_EXPR): New expr.
10058 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10059 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10060 * tree.h (struct tree_base): Add saturating_flag.
10061 Remove one bit of spare for saturating_flag.
10062 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10063 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10064 FIXED_POINT_TYPE_P): Define.
10065 (TYPE_SATURATING): Define.
10066 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10067 (struct tree_fixed_cst): New.
10068 (TYPE_IBIT, TYPE_FBIT): Define.
10069 (tree_node): Add fixed_cst.
10070 (enum tree_index): Add new enumeration values of
10071 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10072 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10073 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10074 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10075 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10076 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10077 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10078 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10079 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10080 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10081 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10082 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10083 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10084 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10085 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10086 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10087 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10088 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10089 (sat_short_fract_type_node, sat_fract_type_node,
10090 sat_long_fract_type_node, sat_long_long_fract_type_node,
10091 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10092 sat_unsigned_long_fract_type_node,
10093 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10094 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10095 unsigned_short_fract_type_node, unsigned_fract_type_node,
10096 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10097 sat_short_accum_type_node, sat_accum_type_node,
10098 sat_long_accum_type_node, sat_long_long_accum_type_node,
10099 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10100 sat_unsigned_long_accum_type_node,
10101 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10102 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10103 unsigned_short_accum_type_node, unsigned_accum_type_node,
10104 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10105 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10106 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10107 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10108 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10109 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10110 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10111 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10112 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10113 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10114 sat_uda_type_node, sat_uta_type_node): New macro.
10115 (make_fract_type, make_accum_type): Declare.
10116 (make_signed_fract_type, make_unsigned_fract_type,
10117 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10118 make_signed_accum_type, make_unsigned_accum_type,
10119 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10120 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10121 make_or_reuse_sat_signed_fract_type,
10122 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10123 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10124 make_or_reuse_sat_unsigned_accum_type): New macro.
10125 (fixed_zerop): Declare.
10126 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10127 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10128 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10129 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10130 * treestruct.def: Add TS_FIXED_CST.
10131 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10132 (tree.o): Likewise.
10133 (tree-dump.o): Likewise.
10134 (print-tree.o): Likewise.
10135 (tree-pretty-print.o): Likewise.
10136 (fold-const.o): Likewise.
10137 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10138 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10139 (is_gimple_min_invariant): Handle FIXED_CST.
10140 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10141 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10142 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10143 (layout_type): Handle FIXED_POINT_TYPE.
10144 (make_fract_type, make_accum_type): New functions.
10145 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10146 * tree-dump.c (fixed-value.h): New include.
10147 (dump_fixed): New function.
10148 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10149 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10150 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10151 * tree-pretty-print.c (fixed-value.h): New include.
10152 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10153 FIXED_CONVERT_EXPR.
10154 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10155 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10156 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10157 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10158 for non-saturating fixed-point types.
10159 (reassociate_bb): Likewise.
10160 * emit-rtl.c (fixed-value.h): New include.
10161 (fconst0, fconst1): New array.
10162 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
10163 * tree-vect-generic.c expand_vector_operation): Support
10164 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
10165 MODE_VECTOR_UACCUM.
10166 (type_for_widest_vector_mode): Add one parameter for the
10168 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
10170 Pass the satp parameter to type_for_mode for fixed-point types.
10171 (expand_vector_operations_1): Pass the saturating flag to
10172 type_for_widest_vector_mode.
10173 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10174 and MODE_VECTOR_UACCUM.
10175 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
10176 (vectorizable_condition): Likewise.
10177 * tree.c (fixed-value.h): New include.
10178 (tree_code_size): Support FIXED_CST.
10179 (build_fixed): New function.
10180 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
10181 (fixed_zerop): New function.
10182 (tree_node_structure): Support FIXED_CST.
10183 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
10184 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
10185 (type_hash_eq): Handle FIXED_POINT_TYPE.
10186 (simple_cst_equal): Support FIXED_CST.
10187 (iterative_hash_expr): Handle FIXED_CST.
10188 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
10189 (get_narrower): Likewise.
10190 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
10191 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
10192 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
10193 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
10195 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
10196 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10197 (initializer_zerop): Support FIXED_CST.
10198 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
10199 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
10200 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
10201 (is_base_type): Handle FIXED_POINT_TYPE.
10202 (add_type_attribute): Handle FIXED_POINT_TYPE.
10203 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
10204 * print-tree.c (fixed-value.h): New include.
10205 (print_node_brief): Support FIXED_CST.
10206 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
10207 * c-pretty-print.c (fixed-value.h): New include.
10208 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
10209 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
10210 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
10211 Support fixed-point types for inner items in VECTOR_TYPE.
10212 (pp_c_direct_declarator): Likewise.
10213 (pp_c_declarator): Likewise.
10214 (pp_c_fixed_constant): New function.
10215 (pp_c_constant): Handle FIXED_CST.
10216 (pp_c_primary_expression): Likewise.
10217 (pp_c_expression): Likewise.
10218 * fold-const.c (fixed-value.h): New include.
10219 (negate_expr_p): Return true for FIXED_CST.
10220 (fold_negate_expr): Support FIXED_CST.
10221 (split_tree): Support FIXED_CST.
10222 (const_binop): Support FIXED_CST.
10223 (fold_convert_const_int_from_fixed): New function to convert from
10225 (fold_convert_const_real_from_fixed): New function to convert from
10227 (fold_convert_const_fixed_from_fixed): New function to convert from
10228 fixed to another fixed.
10229 (fold_convert_const_fixed_from_int): New function to convert from
10231 (fold_convert_const_fixed_from_real): New function to convert from
10233 (fold_convert_const): Support conversions from fixed to int, from
10234 fixed to real, from fixed to fixed, from int to fixed, and from real
10236 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10237 (operand_equal_p): Support FIXED_CST.
10238 (make_range): For fixed-point modes, we need to pass the
10239 saturating flag as the 2nd parameter.
10240 (tree_swap_operands_p): Handle FIXED_CST.
10241 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10243 (fold_unary): Support FIXED_CONVERT_EXPR.
10244 (fold_binary): Handle FIXED_CST.
10245 Make sure the type is not saturating, before associating operations.
10246 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10247 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10248 (fold_negate_const): Support FIXED_CST.
10249 (fold_relational_const): Support FIXED_CST.
10250 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10251 (gimplify_expr): Handle FIXED_CST.
10252 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10253 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10254 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10255 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10256 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10257 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10258 LONG_LONG_ACCUM_TYPE_SIZE.
10259 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10260 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10261 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10262 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10263 MODE_ACCUM, and MODE_UACCUM.
10264 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10265 fixed-point types to disable reduction.
10266 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10268 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10270 * config/rs6000/x-rs6000: New file.
10271 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10272 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10273 (EXTRA_SPEC_FUNCTIONS): Define.
10274 (HAVE_LOCAL_CPU_DETECT): Define.
10275 (CC1_CPU_SPEC): Define.
10276 * config/rs6000/driver-rs6000.c: New file.
10277 * config/rs6000/aix.h (CC1_SPEC): Define.
10278 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10279 * config.host: Add x-rs6000 to host_xmake_file if host and target
10280 are rs6000 or powerpc.
10282 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10284 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10286 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10287 Sandra Loosemore <sandra@codesourcery.com>
10288 Chao-ying Fu <fu@mips.com>
10289 Nigel Stephens <nigel@mips.com>
10290 David Ung <davidu@mips.com>
10292 * doc/invoke.texi (-mcode-readable): Document.
10293 * config/mips/mips.opt (mcode-readable): New option.
10294 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10295 * config/mips/mips.h (mips_code_readable_setting): New enum.
10296 (mips_code_readable): Declare.
10297 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10298 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10299 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10300 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10301 boiler-plate comments.
10302 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10303 * config/mips/mips.c (mips_code_readable): New variable.
10304 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10305 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10306 context and -mcode-readable setting to restrict the use of
10307 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10308 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10309 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10310 (mips_blocks_for_constant_p): Only return false for
10311 TARGET_MIPS16_PCREL_LOADS.
10312 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10313 for MIPS16. Handle SYMBOL_32_HIGH.
10314 (mips_const_insns): Allow HIGHs for MIPS16 too.
10315 (mips_unspec_address_offset): New function, split out from...
10316 (mips_unspec_address): ...here.
10317 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10318 16-bit symbolic constants. Assert approropiate conditions for
10319 using the "la" and "dla" macros.
10320 (mips_handle_option): Handle -mcode-readable=.
10321 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10322 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10323 (mips_strip_unspec_address): New function, split out from...
10324 (print_operand_reloc): ...here.
10325 (print_operand): Pass constants through mips_strip_unspec_address.
10326 (print_operand_address): Likewise.
10327 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10328 (mips_select_rtx_section): Remove MIPS16 handling.
10329 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10330 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10331 (mips16_lay_out_constants): Do nothing unless
10332 TARGET_MIPS16_PCREL_LOADS.
10333 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10334 * config/mips/mips.md: Split HIGHs for MIPS16.
10335 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10337 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10339 * config/mips/mips-protos.h (mips_emit_move): Declare.
10340 * config/mips/mips.c (mips_emit_move): New function.
10341 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10342 (mips_legitimize_const_move): Likewise.
10343 (mips_legitimize_move): Likewise.
10344 (mips_split_64bit_move): Likewise.
10345 (mips_restore_gp): Likewise.
10346 (mips_load_call_address): Likewise.
10347 (mips_emit_fcc_reload): Likewise.
10348 (mips_set_return_address): Likewise.
10349 (mips_block_move_straight): Likewise.
10350 (mips_block_move_loop): Likewise.
10351 (mips_setup_incoming_varargs): Likewise.
10352 (mips_save_reg): Likewise.
10353 (mips_expand_prologue): Likewise.
10354 (mips_restore_reg): Likewise.
10355 (mips_expand_epilogue): Likewise.
10356 (mips_output_mi_thunk): Likewise.
10357 (build_mips16_call_stub): Likewise.
10358 (mips_builtin_branch_and_move): Likewise.
10359 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
10360 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10361 (fixuns_truncdfdi2): Likewise.
10362 (fixuns_truncsfsi2): Likewise.
10363 (fixuns_truncsfdi2): Likewise.
10364 (loadgp_absolute): Likewise.
10365 (builtin_setjmp_setup): Likewise.
10366 (builtin_longjmp): Likewise.
10367 (untyped_call): Likewise.
10369 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10371 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
10372 an "rtx *" argument. Return a bool.
10373 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
10374 values and return true if they can be split. Take the same kind of
10375 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
10376 and store the lo_sum there if nonnull. Use the symbol type to
10377 determine whether a $gp or HIGH is needed.
10378 (mips_legitimize_address): Update call to mips_split_symbol and
10379 simplify accordingly.
10380 (mips_legitimize_const_move): Likewise.
10381 * config/mips/mips.md: In the combine define_split,
10382 check mips_split_symbol instead of splittable_symbolic_operand.
10383 Update use of mips_split_symbol in the generator code.
10384 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
10386 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10388 * config/mips/mips.c (mips_symbolic_address_p): Delete.
10389 (mips_symbol_insns_1): New function, split out from...
10390 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
10391 and stores separately from load addresses.
10392 (mips_classify_address): Replace uses of mips_symbolic_address_p
10393 with uses of mips_symbol_insns.
10394 (mips_address_insns): Update calls to mips_symbol_insns.
10395 (mips_const_insns): Likewise.
10396 (mips_legitimize_address): Likewise.
10398 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10400 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
10401 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
10402 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
10403 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
10404 non-call contexts if TARGET_MIPS16.
10405 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
10406 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10407 code for SYMBOL_ABSOLUTE.
10408 (mips_symbol_insns): Likewise.
10410 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10412 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
10413 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
10414 (mips_symbolic_constant_p): Likewise. Update the call to
10415 mips_classify_symbol.
10416 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
10417 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
10418 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
10419 (print_operand_reloc): Add a context argument. Update the call to
10420 mips_symbolic_constant_p.
10421 (print_operand): Update the calls to print_operand_reloc.
10422 (print_operand_address): Use print_operand_reloc rather than
10424 (mips_rewrite_small_data_p): Add a context argument. Update the call
10425 to mips_symbolic_constant_p.
10426 (mips_small_data_pattern_1): Make DATA the containing mem.
10427 Update the call to mips_rewrite_small_data_p.
10428 (mips_rewrite_small_data_1): Likewise.
10429 (mips_use_anchors_for_symbol_p): Update the call to
10430 mips_symbolic_constant_p.
10431 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10432 (splittable_symbolic_operand): Likewise.
10433 (move_operand): Likewise.
10434 (absolute_symbolic_operand): Likewise.
10435 (got_disp_operand): Likewise.
10436 (got_page_ofst_operand): Likewise.
10438 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10440 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
10441 (SYMBOL_ABSOLUTE): ...this.
10442 (SYMBOL_SMALL_DATA): Rename to...
10443 (SYMBOL_GP_RELATIVE): ...this.
10444 (SYMBOL_CONSTANT_POOL): Rename to...
10445 (SYMBOL_PC_RELATIVE): ...this.
10446 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
10447 (mips_symbolic_address_p, mips_symbol_insns, override_options)
10448 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
10449 after above changes.
10450 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10451 (general_symbolic_operand): Rename to...
10452 (absolute_symbolic_operand): ...this.
10453 * config/mips/mips.md: Update after above changes.
10455 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
10456 Revital Eres <eres@il.ibm.com>
10458 * ddg.c (print_ddg): Add dump information.
10459 * modulo-sched.c (print_node_sched_params): Add parameter and
10461 (calculate_maxii): Remove function.
10462 (undo_generate_reg_moves): Likewise.
10463 (undo_permute_partial_schedule): Likewise.
10464 (kernel_number_of_cycles): Likewise.
10465 (MAXII_FACTOR): New definition to calculate the upper bound of II.
10466 (sms_schedule): Use it. Remove profitability checks.
10467 (sms_schedule_by_order): Fix order of nodes within the cycle.
10469 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10471 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
10472 -profile option, add pie support.
10473 (ENDFILE_SPEC): New spec.
10474 * config/gnu.h (LIB_SPEC): Add -profile option.
10476 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10478 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
10479 * config/gnu.h (LIB_SPEC): Likewise.
10481 2007-08-07 Yaz Saito <saito@google.com>
10482 Ian Lance Taylor <iant@google.com>
10484 * common.opt (finstrument-functions-exclude-function-list): New
10486 (finstrument-functions-exclude-file-list): New option.
10487 * opts.c (char_p): Define and DEF_VEC.
10488 (flag_instrument_functions_exclude_functions): New static
10490 (flag_instrument_functions_exclude_files): New static variable.
10491 (add_instrument_functions_exclude_list): New static function.
10492 (flag_instrument_functions_exclude_p): New function.
10493 (common_handle_option): Handle new options.
10494 * flags.h (flag_instrument_functions_exclude_p): Declare.
10495 * gimplify.c (gimplify_function_tree): Call
10496 flag_instrument_functions_exclude_p.
10497 * doc/invoke.texi (Option Summary): Mention new options.
10498 (Code Gen Options): Document new options.
10500 2007-08-07 Ian Lance Taylor <iant@google.com>
10502 PR rtl-optimization/32776
10503 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
10504 (resolve_use): Likewise.
10505 (decompose_multiword_subregs): Remove "changed" local variable.
10507 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
10509 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
10510 * configure: Regenerate.
10511 * config.in: Regenerate.
10512 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
10515 2007-08-07 Ian Lance Taylor <iant@google.com>
10517 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
10518 note, just delete the insn.
10520 2007-08-07 Andreas Schwab <schwab@suse.de>
10523 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
10526 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
10528 * lower-subreg.c (resolve_subreg_use): Remove assertion.
10529 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
10530 (decompose_multiword_subregs): Use the functions above to decompose
10531 multiword shifts and zero-extends.
10533 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
10535 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
10536 "assemble" descriptions which were swapped.
10538 2007-08-06 Chao-ying Fu <fu@mips.com>
10540 * fixed-value.h: New file.
10541 * fixed-value.c: New file.
10542 * Makefile.in (OBJS-common): Add fixed-value.o.
10543 (fixed-value.o): New rule.
10544 (GTFILES): Add fixed-value.h.
10545 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
10546 to compare a.low and b.low.
10547 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
10549 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10550 Daniel Jacobowitz <dan@codesourcery.com>
10553 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10555 (x86_64-*-netbsd*): Likewise.
10556 (x86_64-*-linux*): Likewise.
10557 (x86_64-*-kfreebsd*-gnu): Likewise.
10558 (x86_64-*-knetbsd*-gnu): Likewise.
10559 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10561 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
10563 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
10564 Add -fno-asynchronous-unwind-tables.
10566 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
10567 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
10568 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
10569 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
10570 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
10572 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10574 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
10575 (TARGET_C_MODE_FOR_SUFFIX): New.
10577 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10579 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
10581 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10583 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
10585 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10587 * config/i386/i386.md: Check TARGET_ macros and optimize_size
10588 before checking function returns in conditional expressions.
10590 2007-08-06 Alfred Minarik <a.minarik@aon.at>
10593 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
10595 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10597 PR middle-end/32988
10598 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
10599 for INTEGRAL_TYPE_P.
10601 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
10603 * configure.ac: Remove --enable-checking=df from default settings.
10604 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
10605 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
10606 if the parameter is true.
10607 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
10608 DF_VERIFY_SCHEDULED flag is true.
10609 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
10610 (df_finish_pass): Adjust prototype.
10611 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
10614 * see.c (pass_see): Add TODO_df_verify.
10615 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
10616 * global.c (rest_of_handle_global_alloc): Schedule verification
10618 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
10620 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
10621 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
10622 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
10624 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
10625 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
10626 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
10628 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
10629 Revital Eres <eres@il.ibm.com>
10631 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
10633 * ddg.c (create_ddg_dependence): Rename to...
10634 (create_ddg_dep_from_intra_loop_link): This. Do not check
10635 for interloop edges. Do not create anti dependence edge when
10636 a true dependence edge exists in the opposite direction and
10637 -fmodulo-sched-allow-regmoves is set.
10638 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
10639 (add_cross_iteration_register_deps): Create anti dependence edge
10640 when -fno-modulo-sched-allow-regmoves is set.
10641 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
10643 2007-08-04 Richard Sandiford <richard@codesourcery.com>
10645 * config/arm/arm.md (movsi): Add braces.
10647 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10649 PR middle-end/32780
10650 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
10651 operands for the folding of "A - (A & B)" into "~B & A"; cast them
10654 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
10656 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
10657 state accessor functions.
10658 * cfgloopmanip.c (remove_path, create_preheaders,
10659 force_single_succ_latches, fix_loop_structure): Ditto.
10660 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10661 tree_duplicate_loop_to_header_edge): Ditto.
10662 * cfgloopanal.c (mark_irreducible_loops): Ditto.
10663 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
10665 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
10666 cleanup_tree_cfg): Ditto.
10667 * tree-cfg.c (tree_merge_blocks): Ditto.
10668 * cfgloop.c (rescan_loop_exit, record_loop_exits,
10669 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
10670 loop_preheader_edge, single_exit): Ditto.
10671 (flow_loops_find): Do not clear loops->state.
10672 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
10673 loops_state_clear): New functions.
10675 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10677 PR middle-end/32399
10678 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10679 when adding to the base and convert ELT to sizetype instead of type.
10681 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10683 PR middle-end/32304
10684 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
10685 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
10687 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10689 PR middle-end/32935
10690 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
10691 correct type the negate expression.
10693 2007-08-03 Jan Hubicka <jh@suse.cz>
10695 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
10698 2007-08-03 David Edelsohn <edelsohn@gnu.org>
10700 * config/rs6000/rs6000.c (struct processor_cost): Change
10701 l1_cache_lines to l1_cache_size. Add l2_cache_size.
10702 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
10704 (rios1_costs, rios2_cost): Correct cache line size.
10705 (rs6000_override_options): Set l2-cache-size parameter.
10707 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10708 Diego Novillo <dnovillo@google.com>
10711 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
10712 if the range includes 0.
10714 2007-08-03 Ben Elliston <bje@au.ibm.com>
10716 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
10717 mode to unspec expressions to silence a warning from the generator
10720 2007-08-02 Steve Ellcey <sje@cup.hp.com>
10722 * config/ia64/constraints.md ("U"): Make constraint vector only.
10724 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10726 PR middle-end/25446
10727 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
10728 always_inline attribute on the function decl.
10730 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10732 PR middle-end/25445
10733 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
10734 if we are compiling with -fPIC.
10736 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
10737 Nigel Stephens <nigel@mips.com>
10739 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
10740 Define for MIPS32 and MIPS64.
10742 2007-08-02 Nick Clifton <nickc@redhat.com>
10744 * config/host-hpux.c: Change copyright header to refer to version
10745 3 of the GNU General Public License and to point readers at the
10746 COPYING3 file and the FSF's license web page.
10747 * config/alpha/predicates.md, config/alpha/vms-ld.c,
10748 config/alpha/linux.h, config/alpha/alpha.opt,
10749 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
10750 config/alpha/vms-unwind.h, config/alpha/ev4.md,
10751 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
10752 config/alpha/alpha.h, config/alpha/sync.md,
10753 config/alpha/openbsd.h, config/alpha/alpha.md,
10754 config/alpha/alpha-modes.def, config/alpha/ev5.md,
10755 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
10756 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
10757 config/alpha/constraints.md, config/alpha/osf.h,
10758 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
10759 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
10760 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
10761 config/frv/frv-asm.h, config/frv/frv-protos.h,
10762 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10763 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10764 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10765 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10766 config/s390/s390.opt, config/s390/s390-modes.def,
10767 config/s390/fixdfdi.h, config/s390/constraints.md,
10768 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10769 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10770 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10771 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10772 config/m32c/prologue.md, config/m32c/m32c.abi,
10773 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10774 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10775 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10776 config/m32c/jump.md, config/m32c/shift.md,
10777 config/m32c/m32c-protos.h, config/libgloss.h,
10778 config/spu/spu-protos.h, config/spu/predicates.md,
10779 config/spu/spu-builtins.h, config/spu/spu.c,
10780 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10781 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10782 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10783 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10784 config/sparc/hypersparc.md, config/sparc/predicates.md,
10785 config/sparc/linux.h, config/sparc/sp64-elf.h,
10786 config/sparc/supersparc.md, config/sparc/cypress.md,
10787 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10788 config/sparc/niagara.md, config/sparc/sparc.md,
10789 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10790 config/sparc/sparc.opt, config/sparc/sync.md,
10791 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10792 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10793 config/sparc/sparc.c, config/sparc/little-endian.opt,
10794 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10795 config/sparc/linux64.h, config/sparc/freebsd.h,
10796 config/sparc/sol2.h, config/sparc/rtemself.h,
10797 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10798 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10799 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10800 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10801 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10802 config/m32r/linux.h, config/m32r/constraints.md,
10803 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10804 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10805 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10806 config/i386/i386.md, config/i386/netware-crt0.c,
10807 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10808 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10809 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10810 config/i386/sol2.h, config/i386/constraints.md,
10811 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10812 config/i386/predicates.md, config/i386/geode.md,
10813 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10814 config/i386/freebsd64.h, config/i386/vxworksae.h,
10815 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10816 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10817 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10818 config/i386/netware.h, config/i386/i386-modes.def,
10819 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10820 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10821 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10822 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10823 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10824 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10825 config/i386/xm-mingw32.h, config/i386/linux64.h,
10826 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10827 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10828 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10829 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10830 config/i386/cygwin2.c, config/i386/i386-protos.h,
10831 config/i386/sync.md, config/i386/openbsd.h,
10832 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10833 config/i386/nto.h, config/i386/biarch64.h,
10834 config/i386/i386-coff.h, config/i386/freebsd.h,
10835 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10836 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10837 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10838 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10839 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10840 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10841 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10842 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10843 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10844 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10845 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10846 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10847 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10848 config/sh/superh64.h, config/sh/rtemself.h,
10849 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10850 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10851 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10852 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10853 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10854 config/avr/predicates.md, config/avr/constraints.md,
10855 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10856 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10857 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10858 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10859 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10860 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10861 config/c4x/predicates.md, config/c4x/c4x.h,
10862 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10863 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10864 config/xtensa/linux.h, config/xtensa/xtensa.h,
10865 config/xtensa/elf.h, config/xtensa/xtensa.md,
10866 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10867 config/xtensa/xtensa-protos.h, config/dbx.h,
10868 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10869 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10870 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10871 config/host-solaris.c, config/fr30/fr30.h,
10872 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10873 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10874 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10875 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10876 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10877 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10878 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10879 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10880 config/cris/predicates.md, config/cris/linux.h,
10881 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10882 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10883 config/cris/aout.opt, config/cris/cris-protos.h,
10884 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10885 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10886 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10887 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10888 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10889 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10890 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10891 config/chorus.h, config/mn10300/mn10300.c,
10892 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10893 config/mn10300/mn10300.h, config/mn10300/linux.h,
10894 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10895 config/mn10300/mn10300.md, config/ia64/predicates.md,
10896 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10897 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10898 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10899 config/ia64/freebsd.h, config/ia64/ia64.md,
10900 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10901 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10902 config/gofast.h, config/rtems.h, config/sol2-10.h,
10903 config/m68k/predicates.md, config/m68k/m68k.md,
10904 config/m68k/linux.h, config/m68k/m68k-modes.def,
10905 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10906 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10907 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10908 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10909 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10910 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10911 config/m68k/constraints.md, config/m68k/rtemself.h,
10912 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10913 config/m68k/uclinux.h, config/rs6000/power4.md,
10914 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10915 config/rs6000/linux.h, config/rs6000/eabi.h,
10916 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10917 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10918 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10919 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10920 config/rs6000/windiss.h, config/rs6000/603.md,
10921 config/rs6000/aix41.h, config/rs6000/cell.md,
10922 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10923 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10924 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10925 config/rs6000/default64.h, config/rs6000/7xx.md,
10926 config/rs6000/darwin.opt, config/rs6000/spe.md,
10927 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10928 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10929 config/rs6000/7450.md, config/rs6000/linux64.h,
10930 config/rs6000/constraints.md, config/rs6000/440.md,
10931 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10932 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10933 config/rs6000/rs6000.h, config/rs6000/power6.md,
10934 config/rs6000/predicates.md, config/rs6000/altivec.md,
10935 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10936 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10937 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10938 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10939 config/rs6000/linux64.opt, config/rs6000/sync.md,
10940 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10941 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10942 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10943 config/rs6000/eabispe.h, config/rs6000/e500.h,
10944 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10945 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10946 config/rs6000/aix.h, config/rs6000/vxworks.h,
10947 config/rs6000/40x.md, config/rs6000/aix51.h,
10948 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10949 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10950 config/arc/arc.h, config/mcore/mcore-elf.h,
10951 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10952 config/mcore/mcore.md, config/mcore/mcore.c,
10953 config/mcore/mcore.opt, config/mcore/mcore.h,
10954 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10955 config/score/predicates.md, config/score/score-version.h,
10956 config/score/score-protos.h, config/score/misc.md,
10957 config/score/elf.h, config/score/score.c, config/score/mac.md,
10958 config/score/score7.md, config/score/score.h,
10959 config/score/score-conv.h, config/score/score-mdaux.c,
10960 config/score/score.md, config/score/score.opt,
10961 config/score/score-modes.def, config/score/score-mdaux.h,
10962 config/score/mul-div.S, config/arm/uclinux-elf.h,
10963 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10964 config/arm/symbian.h, config/arm/linux-elf.h,
10965 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10966 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10967 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10968 config/arm/strongarm-pe.h, config/arm/arm.h,
10969 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10970 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10971 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10972 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10973 config/arm/arm-cores.def, config/arm/arm-protos.h,
10974 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10975 config/arm/wince-pe.h, config/arm/neon.md,
10976 config/arm/constraints.md, config/arm/neon.ml,
10977 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10978 config/arm/arm.opt, config/arm/arm926ejs.md,
10979 config/arm/predicates.md, config/arm/iwmmxt.md,
10980 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10981 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10982 config/arm/neon-testgen.ml, config/arm/arm.md,
10983 config/arm/xscale-coff.h, config/arm/pe.c,
10984 config/arm/arm-generic.md, config/arm/pe.h,
10985 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10986 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10987 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10988 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10989 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10990 config/pa/predicates.md, config/pa/pa64-hpux.h,
10991 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10992 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10993 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10994 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10995 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10996 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10997 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10998 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10999 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
11000 config/pa/pa64-regs.h, config/pa/pa-modes.def,
11001 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
11002 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
11003 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
11004 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
11005 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
11006 config/mips/linux64.h, config/mips/elforion.h,
11007 config/mips/constraints.md, config/mips/generic.md,
11008 config/mips/predicates.md, config/mips/4300.md,
11009 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
11010 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
11011 config/mips/5k.md, config/mips/vr4120-div.S,
11012 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
11013 config/mips/mips-protos.h, config/mips/6000.md,
11014 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
11015 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
11016 config/mips/mips-modes.def, config/mips/vr.h,
11017 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
11018 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
11019 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
11020 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
11021 config/vax/openbsd1.h, config/vax/netbsd.h,
11022 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
11023 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
11024 config/h8300/rtems.h, config/h8300/predicates.md,
11025 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
11026 config/h8300/h8300.md, config/h8300/h8300.opt,
11027 config/h8300/coff.h, config/h8300/h8300-protos.h,
11028 config/v850/v850.md, config/v850/predicates.md,
11029 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
11030 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
11031 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
11032 config/mmix/mmix.h, config/mmix/predicates.md,
11033 config/mmix/mmix-protos.h, config/mmix/mmix.md,
11034 config/mmix/mmix.c, config/mmix/mmix.opt,
11035 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
11036 config/bfin/rtems.h, config/bfin/bfin-modes.def,
11037 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11038 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11041 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11043 * emit-rtl.c (reset_used_decls): Rename to...
11044 (set_used_decls): ...this. Set the used flag rather than clearing it.
11045 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11046 DECL_RTLs rather than resetting them.
11048 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11050 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11052 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11054 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11055 argument to find_reloads_address.
11057 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11059 PR tree-optimization/32919
11060 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11061 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11062 (coalesce_ssa_name): Call it.
11064 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11065 David Ung <davidu@mips.com>
11067 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11068 (__mips16_unorddf2, __mips16_floatunsidf): New.
11069 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11071 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11073 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11075 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11076 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11077 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11078 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11079 * omp-low.c (get_ws_args_for, determine_parallel_type,
11080 expand_omp_for_generic, expand_omp_for_static_nochunk,
11081 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11082 Work with more precise CFG.
11083 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11084 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11086 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11087 * gimple-low.c (lower_stmt): Ditto.
11088 * tree-inline.c (estimate_num_insns_1): Ditto.
11089 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11090 (OMP_SECTIONS_SWITCH): New.
11091 * tree-cfgcleanup.c (cleanup_omp_return): New.
11092 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11093 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11094 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11095 (tree_redirect_edge_and_branch): Handle omp constructs.
11097 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11098 with three arguments.
11100 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11102 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11103 in loop closed ssa.
11105 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11107 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11108 the loop structures may need fixing.
11109 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11111 (cleanup_tree_cfg_loop): Removed.
11112 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11113 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11114 instead of running cleanup_tree_cfg_loop.
11115 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11116 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11117 (tree_predictive_commoning): Declaration changed.
11118 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11120 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11122 * doc/invoke.texi (l1-cache-size): Update documentation.
11123 (l2-cache-size): Document.
11124 * params.h (L2_CACHE_SIZE): New macro.
11125 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11126 that L1_CACHE_SIZE is in kB now.
11127 (L2_CACHE_SIZE_BYTES): New macro.
11128 (tree_ssa_prefetch_arrays): Show size in kB.
11129 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11130 and l2_cache_size fields.
11131 * config/i386/driver-i386.c (describe_cache): Detect cache size
11133 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11134 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11135 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11136 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11137 (override_options): Set l1-cache-size and l2-cache-size to default
11138 values if not specified otherwise.
11139 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11140 (PARAM_L2_CACHE_SIZE): New.
11142 2007-08-01 Nigel Stephens <nigel@mips.com>
11143 David Ung <davidu@mips.com>
11144 Thiemo Seufer <ths@mips.com>
11145 Chris Dearman <chris@mips.com>
11146 Richard Sandiford <richard@codesourcery.com>
11148 * config.gcc (mips*-sde-elf*): New stanza.
11149 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11150 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11151 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11152 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11153 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11154 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11156 * config/mips/sde.h: New file.
11157 * config/mips/t-libgcc-mips16: Likewise.
11158 * config/mips/t-sde: Likewise.
11159 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
11160 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
11161 _MIPS_FPSET and _MIPS_SZINT.
11162 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
11163 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
11164 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
11165 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
11166 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11167 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11168 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
11169 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
11170 _MIPS_SZPTR and _MIPS_FPSET.
11171 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
11172 architecture is specified.
11173 (MIPS_32BIT_OPTION_SPEC): New macro.
11175 2007-07-31 Dan Hipschman <dsh@google.com>
11177 * gcc.c (end_going_arg): New function.
11178 (do_spec_2): Use it.
11179 (do_spec_1): Use it.
11181 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
11183 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
11184 only if ENABLE_CHECKING is defined.
11186 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
11188 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
11189 df_ru_add_problem, df_ru_get_bb_info): Removed.
11190 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
11191 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
11192 df_ru_free_bb_info, df_ru_alloc,
11193 df_ru_bb_local_compute_process_def,
11194 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
11195 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
11196 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
11197 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
11198 df_ru_add_problem): Removed.
11200 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11203 * pa.md (casesi32): Use match_scratch. Revise insn condition.
11204 (casesi32p, casesi64p): Likewise.
11205 (casesi): Adjust for above.
11207 2007-07-31 Richard Sandiford <richard@codesourcery.com>
11209 * mode-switching.c (create_pre_exit): Don't search past calls.
11211 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
11213 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
11215 2007-07-31 Revital Eres <eres@il.ibm.com>
11217 * ddg.c (add_deps_for_def): Rename to...
11218 (add_cross_iteration_register_deps): This. Change implementation
11219 to use only reaching def and def-use chains to construct the
11220 inter loop dependencies.
11221 (add_deps_for_use): Remove function.
11222 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11223 function to build the inter loop dependencies.
11224 * modulo-sched.c (sms_schedule): Build only
11225 reaching def and def-use chains for the propose of the ddg
11228 2007-07-31 Julian Brown <julian@codesourcery.com>
11230 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11231 New define_insns. Use correct RTL.
11232 (vec_set<mode>): Write as expander.
11234 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11236 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11237 to an unallocated space.
11239 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11242 (split_constant_offset): Enable split_constant_offset to extract
11243 constants from other statements.
11244 * tree-vect-transform.c
11245 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11246 to a temp var. Force base_offset to be simple.
11248 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11250 * df-scan.c (df_scan_verify): Remove artificial limit on
11251 the number of blocks for verification.
11252 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11253 df_simulate_defs): Avoid unnecessary insn checking for defs.
11255 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11257 * config/m68k/lb1sf68.asm (FUNC): New macro.
11258 (__mulsi3): Use it.
11259 (__udivsi3): Likewise.
11260 (__divsi3): Likewise.
11261 (__umodsi3): Likewise.
11262 (__modsi3): Likewise.
11263 (__subdf3): Likewise.
11264 (__adddf3): Likewise.
11265 (__muldf3): Likewise.
11266 (__divdf3): Likewise.
11267 (__negdf2): Likewise.
11268 (__cmpdf2): Likewise.
11269 (__subsf3): Likewise.
11270 (__addsf3): Likewise.
11271 (__mulsf3): Likewise.
11272 (__divsf3): Likewise.
11273 (__negsf2): Likewise.
11274 (__cmpsf2): Likewise.
11275 (__eqdf2): Likewise.
11276 (__nedf2): Likewise.
11277 (__gtdf2): Likewise.
11278 (__gedf2): Likewise.
11279 (__ltdf2): Likewise.
11280 (__ledf2): Likewise.
11281 (__eqsf2): Likewise.
11282 (__nesf2): Likewise.
11283 (__gtsf2): Likewise.
11284 (__gesf2): Likewise.
11285 (__ltsf2): Likewise.
11286 (__lesf2): Likewise.
11288 2007-07-30 Ollie Wild <aaw@google.com>
11290 * c-ppoutput.c (print_lines_directives_only): New function.
11291 (scan_translation_unit_directives_only): New function.
11292 (preprocess_file): Add call to scan_translation_unit_directives_only.
11293 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11294 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11295 -fdirectives-only. Add errors for -fdirectives-only conflict with
11296 -Wunused-macros and -traditional.
11297 (finish_options): Add builtin macro initialization for
11298 -fdirectives-only + -fpreprocessed.
11299 * c.opt (fdirectives-only): New.
11300 * doc/cppopts.texi (fdirectives-only): New.
11302 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11304 * alias.c (record_set, memory_modified_1): Constify.
11305 * bt-load.c (note_btr_set): Likewise.
11306 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11307 * combine.c (set_nonzero_bits_and_sign_copies,
11308 expand_field_assignment, record_dead_and_set_regs_1,
11309 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11310 likely_spilled_retval_1): Likewise.
11311 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11312 frv_io_handle_set): Likewise.
11313 * config/mips/mips.c (mips_sim_record_set,
11314 vr4130_true_reg_dependence_p_1): Likewise.
11315 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11316 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11317 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11318 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11319 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11320 * ddg.c (mark_mem_store): Likewise.
11321 * df-problems.c (df_urec_mark_reg_change): Likewise.
11322 * function.c (update_epilogue_consts): Likewise.
11323 * gcse.c (record_set_info, record_last_set_info,
11324 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11325 reg_clear_last_set): Likewise.
11326 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11328 * jump.c (reversed_comparison_code_parts): Likewise.
11329 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11330 reg_is_set): Likewise.
11331 * loop-iv.c (mark_altered): Likewise.
11332 * mode-switching.c (reg_becomes_live): Likewise.
11333 * optabs.c (no_conflict_move_test): Likewise.
11334 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11336 * postreload.c (reload_combine_note_store, move2add_note_store):
11338 * regmove.c (flags_set_1): Likewise.
11339 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11341 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11343 * resource.c (update_live_status): Likewise.
11344 * rtl.h (set_of, note_stores): Likewise.
11345 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11346 note_stores, parms_set): Likewise.
11347 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11348 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
11350 * var-tracking.c (count_stores, add_stores): Likewise.
11352 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11354 * alias.c (mems_in_disjoint_alias_sets_p,
11355 fixed_scalar_and_varying_struct_p, aliases_everything_p,
11356 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
11357 write_dependence_p, mems_in_disjoint_alias_sets_p,
11358 read_dependence, true_dependence, canon_true_dependence,
11359 anti_dependence, output_dependence): Constify.
11360 * combine.c (extended_count): Likewise.
11361 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
11362 * cselib.c (get_value_hash, references_value_p,
11363 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
11364 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
11365 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
11366 * function.c (contains, prologue_epilogue_contains,
11367 sibcall_epilogue_contains): Likewise.
11368 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
11369 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
11370 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
11371 reg_or_subregno): Likewise.
11372 * recog.c (asm_noperands): Likewise.
11373 * reload1.c (function_invariant_p): Likewise.
11374 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
11375 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
11376 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
11377 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
11378 true_regnum, reg_or_subregno, condjump_in_parallel_p,
11379 extended_count, prologue_epilogue_contains,
11380 sibcall_epilogue_contains, function_invariant_p, true_dependence,
11381 canon_true_dependence, read_dependence, anti_dependence,
11382 output_dependence): Likewise.
11383 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
11385 2007-07-30 Julian Brown <julian@codesourcery.com>
11387 * config/arm/neon.md (V_ext): New mode attribute.
11388 (neon_vget_lane<mode>): Replace with define_expand.
11389 (neon_vget_lane<mode>_sext_internal)
11390 (neon_vget_lane<mode>_zext_internal): New define_insns for double
11391 and quad precision vectors.
11392 (neon_vget_lanedi): Add bounds check. Remove dead comment.
11393 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
11394 have typeless 32-bit result.
11396 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11399 * tree-affine.h (aff_tree): The type of rest is sizetype for types
11401 * tree-affine.c (aff_combination_scale): If type is a pointer type,
11402 use sizetype for rest.
11403 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
11404 (aff_combination_convert): Don't convert rest for pointer types.
11406 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11408 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
11410 * tree-ssa-alias.c: Add alloc-pool.h.
11411 (init_alias_info): Free alias_bitmap_obstack.
11412 (delete_alias_info): Call delete_mem_ref_stats.
11413 (get_mem_sym_stats_for): Use alloc_pool.
11414 (init_mem_ref_stats): Do not delete mem_ref_stats here.
11415 (delete_mem_sym_stats): Removed.
11417 2007-07-29 Sebastian Pop <sebpop@gmail.com>
11419 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
11420 functions cannot be represented as classical distance vectors.
11422 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11424 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
11425 * builtins.c (validate_arg, builtin_mathfn_code,
11426 validate_arglist): Likewise.
11427 * calls.c (call_expr_flags): Likewise.
11428 * combine.c (reg_nonzero_bits_for_combine,
11429 reg_num_sign_bit_copies_for_combine, get_last_value,
11430 reg_truncated_to_mode): Likewise.
11431 * emit-rtl.c (subreg_lowpart_p): Likewise.
11432 * expr.c (highest_pow2_factor_for_target,
11433 categorize_ctor_elements_1, categorize_ctor_elements,
11434 count_type_elements, contains_packed_reference,
11435 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
11436 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
11437 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
11438 native_encode_int, native_encode_real, native_encode_complex,
11439 native_encode_vector, native_encode_expr, native_interpret_int,
11440 native_interpret_real, native_interpret_complex,
11441 native_interpret_vector, native_interpret_expr): Likewise.
11442 * function.c (use_register_for_decl): Likewise.
11443 * gimplify.c (get_name): Likewise.
11444 * langhooks-def.h (lhd_return_null_const_tree): New.
11445 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
11446 * langhooks.c (lhd_return_null_const_tree): New.
11447 * langhooks.h (lang_get_callee_fndecl): Constify.
11448 * output.h (constructor_static_from_elts_p): Likewise.
11449 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
11450 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
11451 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
11452 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
11453 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
11454 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
11455 * rtlhooks-def.h (reg_nonzero_bits_general,
11456 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
11458 * rtlhooks.c (reg_num_sign_bit_copies_general,
11459 reg_nonzero_bits_general, reg_truncated_to_mode_general):
11461 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
11462 * stor-layout.c (mode_for_size_tree): Likewise.
11463 * tree-ssa-loop-im.c (memref_eq): Likewise.
11464 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
11465 * tree.c (contains_placeholder_p, type_list_equal,
11466 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
11468 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
11469 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
11470 contains_placeholder_p, contains_packed_reference,
11471 get_callee_fndecl, operand_equal_for_phi_arg_p,
11472 warn_if_unused_value, is_body_block, native_encode_expr,
11473 native_interpret_expr, fold_convertible_p, operand_equal_p,
11474 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
11475 validate_arglist, simple_cst_equal, type_list_equal,
11476 use_register_for_decl, call_expr_flags, get_name,
11477 highest_pow2_factor): Likewise.
11478 (const_call_expr_arg_iterator_d,
11479 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
11480 first_const_call_expr_arg, more_const_call_expr_args_p,
11481 FOR_EACH_CONST_CALL_EXPR_ARG): New.
11482 * varasm.c (constructor_static_from_elts_p): Constify.
11484 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
11486 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
11487 config/arm/neon-schedgen.ml, config/arm/neon.ml,
11488 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
11489 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
11490 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
11491 tree-vect-transform.c, tree.def: Fix comment typos. Follow
11492 spelling conventions.
11493 * doc/invoke.texi: Follow spelling conventions.
11495 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
11496 Revital Eres <eres@il.ibm.com>
11498 * modulo-sched.c (sms_schedule): Avoid loops which includes
11499 auto-increment instructions.
11501 2007-07-28 Richard Guenther <rguenther@suse.de>
11503 PR middle-end/32920
11504 * fold-const.c (fold_cond_expr_with_comparison): Convert
11505 operand zero of MIN/MAX_EXPR to correct type.
11507 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11509 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
11510 flags_from_decl_or_type): Constify.
11511 * gcc.c (do_spec_1): Likewise.
11512 * print-tree.c (dump_addr, print_node_brief): Likewise.
11513 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
11514 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
11515 tree_purge_all_dead_eh_edges): Likewise.
11516 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
11517 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
11519 * tree.c (expr_location, expr_has_location, expr_locus,
11520 expr_filename, expr_lineno, get_inner_array_type,
11521 fields_compatible_p): Likewise.
11522 * tree.h (get_inner_array_type, fields_compatible_p,
11523 expr_location, expr_has_location, expr_locus, expr_filename,
11524 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
11525 setjmp_call_p, alloca_call_p): Likewise.
11527 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11529 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
11530 TV_FLOW_INSENSITIVE.
11532 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
11534 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
11535 (compute_flow_insensitive_aliasing): Ditto for
11536 TV_FLOW_INSENSITIVE.
11538 2007-07-27 Jan Hubicka <jh@suse.cz>
11540 * config/i386/i386.c (register_move_cost): Remove accidentally
11541 comitted #if 0 block.
11543 * attribs.c: Include hashtab.h
11544 (attribute_hash): New.
11545 (substring): New structure.
11546 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
11548 (init_attributes): Initialize attribute hash.
11549 (decl_attributes): Use attribute hash.
11550 * Makefile.in (attribs.c): Depend on hashtab.h.
11552 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11554 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11556 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11558 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11559 __mips_dspr2 and __mips_dsp_rev macros.
11560 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
11562 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
11564 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
11566 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11568 PR middle-end/32749
11570 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
11571 and the updating of the live and do_not_gen sets.
11572 (df_note_bb_compute): Added updating of live and do_not_gen sets
11573 for regular defs so that the case of clobber inside conditional
11574 call is processed correctly.
11576 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
11578 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
11579 operands with compatible type.
11581 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11583 * expr.h (store_bit_field): Don't return a value.
11584 * expmed.c (check_predicate_volatile_ok): New function.
11585 (store_bit_field_1): New function, extracted from store_bit_field.
11586 Take a fallback_p argument and return true if the operation succeeded.
11587 Only use store_fixed_bit_field if fallback_p. Don't recompute
11588 mode_for_extraction; use op_mode instead. Try forcing memories
11589 into registers if the insv expander fails.
11590 (store_bit_field): Use store_bit_field_1 with fallback_p true.
11591 Don't return a value.
11592 (convert_extracted_bit_field): New function, extracted from
11594 (extract_bit_field_1): Likewise. Take a fallback_p argument
11595 and return NULL if the operation succeeded. Only use
11596 extract_fixed_bit_field if fallback_p. Only calculate one
11597 extraction mode. Combine code for extv and extzv. Try forcing
11598 memories into registers if the ext(z)v expander fails.
11599 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
11601 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11603 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
11605 (df_ref): Likewise. Put regno with other integer fields.
11607 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11609 * df.h (df_mw_hardreg): Remove "loc" field.
11610 * df-scan.c (df_ref_record): Don't set it. Remove redundant
11612 * df-problems.c (df_whole_mw_reg_unused_p): New function,
11613 split out from df_set_unused_notes_for_mw. Return false for
11614 partial references. Assert that mw_reg is a REG when returning true.
11615 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
11616 (df_whole_mw_reg_dead_p): New function, split out from
11617 df_set_dead_notes_for_mw. Return false for partial references.
11618 Assert that mw_reg is a REG when returning true.
11619 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
11620 Remove redundant bitmap check.
11622 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
11624 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
11625 ($(T)crtend.o): Likwise.
11626 ($(T)crtbeginS.o): Likwise.
11627 ($(T)crtendS.o): Likwise.
11628 ($(T)crtfastmath.o): Likwise.
11630 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
11632 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
11633 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
11634 * basic-block.h (struct control_flow_graph): Added x_dom_computed
11635 and x_n_bbs_in_dom_tree fields.
11637 2007-07-26 Steve Ellcey <sje@cup.hp.com>
11639 PR tree-optimization/32087
11640 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11641 Do not call scale_bbs_frequencies_int with prob of zero.
11643 2007-07-26 Julian Brown <julian@codesourcery.com>
11645 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
11646 (neon_element_bits): Add prototypes.
11647 * config/arm/arm.c (bounds_check, neon_lane_bounds)
11648 (neon_const_bounds, neon_element_bits): New functions.
11649 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
11650 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
11651 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
11652 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
11653 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
11654 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
11655 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
11656 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
11657 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
11658 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
11659 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
11660 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
11661 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
11663 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
11665 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
11666 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
11668 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
11669 Julian Brown <julian@codesourcery.com>
11671 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
11672 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
11673 * config/arm/cortex-a8.md: New.
11674 * config/arm/cortex-a8-neon.md: New.
11675 * config/arm/neon-schedgen.ml: New.
11676 * config/arm/neon.md (vqh_mnem): New.
11678 (Is_float_mode): New.
11679 (Scalar_mul_8_16): New.
11681 (V_mode_nunits): New.
11682 (All instruction patterns): Annotate with neon_type attribute
11684 * config/arm/arm.md: Include cortex-a8.md.
11685 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
11687 Annotate instruction patterns accordingly.
11688 (generic_sched): Do not use generic scheduling for Cortex-A8.
11689 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
11691 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
11693 * fold-const.c (fold_read_from_constant_string): Use
11694 build_int_cst_type.
11695 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11697 2007-07-26 Nick Clifton <nickc@redhat.com>
11699 * tree-ssa-operands.h: Change copyright header to refer to version
11700 3 of the GNU General Public License and to point readers at the
11701 COPYING3 file and the FSF's license web page.
11702 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
11703 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
11704 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
11705 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
11706 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
11707 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
11708 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
11709 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
11710 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
11711 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
11712 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
11713 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
11714 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
11715 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
11716 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
11717 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
11718 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
11719 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
11720 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
11721 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
11722 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
11723 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
11724 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
11725 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
11726 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
11727 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
11728 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
11729 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
11730 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
11731 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
11732 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
11733 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
11734 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
11735 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
11736 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
11737 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
11738 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
11739 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
11740 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
11741 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
11742 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
11743 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
11744 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
11745 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
11746 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
11747 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
11748 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
11749 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
11750 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
11751 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
11752 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
11753 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
11754 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
11755 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
11756 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
11757 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
11758 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
11759 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
11760 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
11761 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
11762 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11763 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11764 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11765 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11766 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11767 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11768 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11769 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11770 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11771 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11772 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11773 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11774 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11775 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11776 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11777 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11778 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11779 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11780 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11781 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11782 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11783 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11784 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11785 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11786 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11787 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11788 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11789 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11790 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11791 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11792 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11793 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11794 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11795 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11796 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11797 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11798 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11799 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11800 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11801 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11802 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11803 convert.c, convert.h, langhooks-def.h, reload1.c,
11804 tree-ssa-operands.c: Likewise.
11806 2007-07-26 Jan Hubicka <jh@suse.cz>
11808 * tree-ssa-live.c: Include debug.h and flags.h.
11809 (mark_scope_block_unused): New function.
11810 (remove_unused_scope_block_p): New function.
11811 (remove_unused_locals): Remove unused blocks too.
11813 2007-07-25 Ian Lance Taylor <iant@google.com>
11815 * combine.c (combine_max_regno): Remove. Remove all uses.
11816 (struct reg_stat_struct): Rename from struct reg_stat.
11817 (reg_stat_type): Define, and declare VECs.
11818 (reg_stat): Change from pointer to VEC. Change all uses.
11819 (combine_split_insns): New static function.
11820 (try_combine, find_split_point): Call it instead of split_insns.
11822 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11824 * cfghooks.c (split_block): Fix the information about loop latch.
11826 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11828 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11830 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11832 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11833 Scan the new edge for loop exit info.
11835 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11837 * config/darwin.c: Include debug.h.
11839 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11842 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11844 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11846 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11847 (HARD_REGNO_MODE_OK): Ditto.
11848 (MODES_TIEABLE_P): Ditto.
11849 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11850 (CLASS_MAX_NREGS): Ditto.
11851 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11852 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11853 (divdf3_internal_thr): Removed.
11854 * config/ia64/div.md: New file.
11855 * config/ia64/constraints.md: Add H constraint.
11857 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11859 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11860 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11861 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11862 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11863 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11864 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11865 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11866 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11867 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11868 dump_sbitmap_file, debug_sbitmap, popcount_table,
11869 sbitmap_popcount): Constify.
11870 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11871 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11872 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11873 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11874 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11875 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11876 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11877 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11878 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11879 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11880 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11882 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11884 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11885 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11886 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11887 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11888 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11889 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11890 bitmap_intersect_p, bitmap_intersect_compl_p,
11891 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11892 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11894 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11895 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11896 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11897 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11898 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11899 debug_bitmap, debug_bitmap_file, bitmap_print,
11900 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11901 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11903 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11905 * config/darwin.c (darwin_override_options): Additional fix for
11906 debug info formats that don't support var tracking.
11908 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11910 * cselib.c (entry_and_rtx_equal_p): Constify.
11911 * gengtype.c (output_mangled_typename, write_types, write_local):
11913 * gengtype.h (const_type_p): New.
11914 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11916 * tlink.c (scan_linker_output): De-constify.
11917 * tree-ssa-loop-im.c (memref_eq): Constify.
11918 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11919 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11921 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11923 * c-common.c (fname_as_string, c_type_hash): Constify.
11924 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11925 * cgraph.c (edge_hash, edge_eq): Likewise.
11926 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11927 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11928 reg_attrs_htab_eq): Likewise.
11929 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11931 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11932 const_decl_t, const_state_t, const_automata_list_el_t): New.
11933 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11934 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11935 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11936 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11937 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11938 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11939 compare_max_occ_cycle_nums, out_state_arcs_num,
11940 compare_transition_els_num, units_cmp, state_reservs_cmp):
11942 * genmodes.c (cmp_modes): Likewise.
11943 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11944 * gimplify.c (compare_case_labels): Likewise.
11945 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11946 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11947 * matrix-reorg.c (mtt_info_hash): Likewise.
11948 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11949 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11950 (htab_hash_bucket, htab_hash_elem): Constify.
11951 * tree-browser.c (TB_parent_eq): Likewise.
11952 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11953 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11954 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11955 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11957 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11958 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11959 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11960 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11961 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11963 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11964 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11965 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11966 * tree-ssa-threadupdate.c (redirection_data_hash,
11967 redirection_data_eq): Likewise.
11968 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11969 * tree-ssa.c (var_ann_eq): Likewise.
11970 * tree-vrp.c (compare_case_labels): Likewise.
11971 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11972 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11973 tree_not_check_failed, tree_class_check_failed,
11974 tree_range_check_failed, tree_not_class_check_failed,
11975 omp_clause_check_failed, omp_clause_range_check_failed,
11976 tree_contains_struct_check_failed, tree_operand_check_failed):
11978 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11979 tree_not_check_failed, tree_class_check_failed,
11980 tree_range_check_failed, tree_not_class_check_failed,
11981 tree_operand_check_failed, omp_clause_operand_check_failed,
11982 tree_operand_length): Likewise.
11983 * var-tracking.c (const_variable): New.
11984 (variable_htab_hash, variable_htab_eq): Constify.
11985 * varasm.c (const_desc_hash): Likewise.
11987 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11989 * expr.c (handled_component_p): Constify.
11990 * fold-const.c (fit_double_type): Likewise.
11991 * real.h (real_value_from_int_cst): Likewise.
11992 * tree-flow-inline.h (gimple_in_ssa_p,
11993 gimple_aliases_computed_p, gimple_addressable_vars,
11994 gimple_call_clobbered_vars, gimple_referenced_vars,
11995 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11996 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11997 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11998 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11999 is_label_stmt, is_global_var, phi_ssa_name_p,
12000 factoring_name_p, is_call_clobbered, tree_common_ann,
12001 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
12002 unmodifiable_var_p, array_ref_contains_indirect_ref,
12003 ref_contains_array_ref, lookup_subvars_for_var,
12004 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
12005 gimple_mem_ref_stats): Likewise.
12006 * tree-flow.h (tree_common_ann, var_ann, function_ann,
12007 may_aliases, is_exec_stmt, is_label_stmt,
12008 ref_contains_array_ref, array_ref_contains_indirect_ref,
12009 var_can_have_subvars, overlap_subvar, is_call_clobbered,
12010 unmodifiable_var_p): Likewise.
12011 * tree-gimple.c (is_gimple_min_invariant): Likewise.
12012 * tree-gimple.h (is_gimple_min_invariant): Likewise.
12013 * tree.c (type_hash_list, attribute_hash_list, tree_size,
12014 cst_and_fits_in_hwi, real_value_from_int_cst,
12015 build_real_from_int_cst, integer_zerop, integer_onep,
12016 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
12017 tree_floor_log2, real_zerop, real_onep, real_twop,
12018 real_minus_onep, really_constant_p, purpose_member, chain_member,
12019 list_length, fields_length, int_size_in_bytes, bit_position,
12020 int_bit_position, byte_position, int_byte_position, expr_align,
12021 array_type_nelts, tree_node_structure,
12022 type_contains_placeholder_1, iterative_hash_pointer,
12023 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
12024 tree_map_base_eq, type_hash_list, type_hash_eq,
12025 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
12026 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
12027 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12028 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
12029 int_fits_type_p, get_containing_scope, decl_function_context,
12030 decl_type_context, omp_clause_operand_check_failed,
12031 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
12032 * tree.h (omp_clause_operand_check_failed, tree_size,
12033 build_real_from_int_cst, array_type_nelts, purpose_member,
12034 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
12035 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
12036 is_attribute_p, check_qualified_type, expr_align,
12037 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12038 int_byte_position, list_length, fields_length, initializer_zerop,
12039 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12040 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12041 tree_node_structure, handled_component_p, get_containing_scope,
12042 decl_function_context, decl_type_context, real_zerop,
12043 type_num_arguments, fit_double_type, really_constant_p,
12044 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12045 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12046 real_twop, real_minus_onep, int_cst_value): Likewise.
12048 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12050 * cfglayout.c (insn_scope, insn_line): Constify.
12051 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12052 const_double_htab_hash, const_double_htab_eq,
12053 mem_attrs_htab_hash): Likewise.
12054 * loop-iv.c (biv_eq): Likewise.
12055 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12056 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12057 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12059 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12060 error_for_asm, warning_for_asm, _fatal_insn,
12061 _fatal_insn_not_found): Likewise.
12062 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12063 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12064 rtl_check_failed_type2, rtl_check_failed_code1,
12065 rtl_check_failed_code2, rtl_check_failed_code_mode,
12066 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12067 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12068 rtl_check_failed_type2, rtl_check_failed_code1,
12069 rtl_check_failed_code2, rtl_check_failed_code_mode,
12070 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12071 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12072 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12073 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12074 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12075 rtx_unstable_p, get_integer_term, get_related_value,
12076 offset_within_block_p, reg_mentioned_p, count_occurrences,
12077 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12078 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12079 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12080 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12081 find_constant_src, find_reg_fusage, find_regno_fusage,
12082 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12083 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12084 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12085 computed_jump_p, auto_inc_p, in_expr_list_p,
12086 remove_node_from_expr_list, loc_mentioned_in_p,
12087 label_is_jump_target_p, reversed_comparison_code_parts,
12088 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12089 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12090 print_inline_rtx): Likewise.
12091 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12092 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12093 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12094 get_integer_term, get_related_value, offset_within_block_p,
12095 count_occurrences, reg_mentioned_p, no_labels_between_p,
12096 reg_used_between_p, reg_referenced_p, single_set_2,
12097 multiple_sets, set_noop_p, refers_to_regno_p,
12098 reg_overlap_mentioned_p, dead_or_set_p,
12099 covers_regno_no_parallel_p, covers_regno_p,
12100 dead_or_set_regno_p, find_reg_note, find_regno_note,
12101 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12102 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12103 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12104 side_effects_p, may_trap_p_1, may_trap_p,
12105 may_trap_after_code_motion_p, may_trap_or_fault_p,
12106 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12107 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12108 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12109 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12110 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12112 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12113 warning_for_asm): Likewise.
12114 * tree.h (print_rtl): Likewise.
12115 * varasm.c (get_pool_mode): Likewise.
12117 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12119 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12120 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12121 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12122 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12123 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12124 * ddg.c (compare_sccs): Likewise.
12125 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12126 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12127 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12128 decimal_do_fix_trunc, decimal_real_to_integer,
12129 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12130 * dse.c (const_group_info_t): New.
12131 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12132 * dwarf2out.c (const_dw_die_ref): New.
12133 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12134 * tree-browser.c (TB_parent_eq): Likewise.
12135 * unwind-dw2-fde.c (__register_frame_info_bases,
12136 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12137 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12139 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12140 * unwind-dw2.c (uw_frame_state_for): Likewise.
12141 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12142 * value-prof.h (const_histogram_value): New.
12144 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12146 * config/mips/mips.c (machine_function): Add
12147 initialized_mips16_gp_pseudo_p.
12148 (mips16_gp_pseudo_reg): Do not emit the initialization of
12149 mips16_gp_pseudo_rtx when being called from the gimple cost-
12150 calculation routines; emit it on the first use outside those
12153 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12155 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12158 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12159 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
12160 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
12161 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
12162 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
12163 Preserve const-ness of parameters through use of __typeof(),
12164 also constify and tidy.
12166 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
12167 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
12168 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
12169 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
12170 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
12171 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
12172 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
12173 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
12174 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
12176 2007-07-25 Julian Brown <julian@codesourcery.com>
12177 Mark Shinwell <shinwell@codesourcery.com>
12179 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
12180 (alpha_mangle_type): This.
12181 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12182 (TARGET_MANGLE_TYPE): Define this instead.
12183 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
12184 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
12185 (arm_init_neon_builtins): Fix comment.
12186 (arm_mangle_map_entry): New.
12187 (arm_mangle_map): New.
12188 (arm_mangle_type): New.
12189 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
12190 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12191 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12192 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12193 (TARGET_MANGLE_TYPE): Define this instead.
12194 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
12195 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12196 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12197 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12198 (TARGET_MANGLE_TYPE): Define this instead.
12199 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
12201 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
12202 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12203 (TARGET_MANGLE_TYPE): Define this instead.
12204 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
12205 (s390_mangle_type): This.
12206 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12207 (TARGET_MANGLE_TYPE): Define this instead.
12208 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
12209 (sparc_mangle_type): This.
12210 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12211 (TARGET_MANGLE_TYPE): Define this instead.
12212 * cp/mangle.c (write_type): Call mangle_type target hook on all
12213 types before mangling. Use original type, not main variant, as
12215 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
12216 (TARGET_MANGLE_TYPE): This.
12217 * target.h (gcc_target): Rename mangle_fundamental_type to
12219 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
12220 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12222 2007-07-25 Julian Brown <julian@codesourcery.com>
12223 Paul Brook <paul@codesourcery.com>
12224 Joseph Myers <joseph@codesourcery.com>
12225 Mark Shinwell <shinwell@codesourcery.com>
12227 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12228 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12229 (with_fpu): Allow --with-fpu=neon.
12230 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12231 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12232 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12233 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12234 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12235 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12236 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12237 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12238 (output_move_neon): Add prototypes.
12239 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12240 (all_fpus): Add FPUTYPE_NEON.
12241 (fp_model_for_fpu): Add NEON field.
12242 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12243 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12245 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12247 (thumb2_legitimate_address_p): Likewise.
12248 (neon_valid_immediate): Recognize and prepare constants suitable for
12250 (neon_immediate_valid_for_move): New function. Recognize and prepare
12251 immediates for NEON move instructions.
12252 (neon_immediate_valid_for_logic): New function. Recognize and
12253 prepare immediates for NEON logic instructions.
12254 (neon_output_logic_immediate): New function. Create asm string
12255 suitable for outputting immediate logic instructions.
12256 (neon_pairwise_reduce): New function. Implement reduction using
12257 pairwise operations.
12258 (neon_expand_vector_init): New function. Expand a (possibly
12259 non-constant) vector initialization.
12260 (neon_vector_mem_operand): New function. Memory operands supported
12261 for quad-word loads/stores to/from ARM or NEON registers. Don't
12262 allow base+offset addressing for core regs.
12263 (neon_struct_mem_operand): New function. Valid mems for NEON
12265 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12266 from neon_vector_mem_operand addresses without a secondary register.
12267 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12268 (add_minipool_backward_ref): Likewise.
12269 (dump_minipool): Likewise.
12270 (push_minipool_fix): Likewise.
12271 (output_move_quad): New function. Output quad-word moves, loads and
12272 stores using ARM registers.
12273 (output_move_vfp): Add support for vectors in VFP (NEON) D
12275 (output_move_neon): Output a NEON load/store to/from a quadword
12277 (arm_print_operand): Implement new codes:
12278 - 'c' for unadorned integers (without a # sign).
12279 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12281 - 'e', 'f' for the low and high D parts of a NEON Q register.
12282 - 'q' outputs a NEON Q register.
12283 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12284 - 'T' prints NEON opcode features from a coded bitmask.
12285 - 'F' is similar to T, but signed/unsigned codes both print as
12287 - 't' is similar to T, but 'u' is printed instead of 'p'.
12288 - 'O' prints 'r' if NEON instruction should perform rounding (as
12289 specified by bitmask), else prints nothing.
12290 - '#' is a punctuation character to stop operand numbers from
12291 running together with following digits in the assembler
12292 strings for instructions (when using mode attributes).
12293 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12294 constant vectors in big-endian mode, where necessary.
12295 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12296 Handle EI, OI, CI, XI modes.
12297 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12298 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12299 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12300 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12301 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12303 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12304 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12305 to turn v8qi, etc. into bits defined above.
12306 (neon_itype): New enumeration. Classifications of NEON builtins.
12307 (neon_builtin_datum): Define struct. Contains information about
12308 a single builtin (with multiple modes).
12309 (CF): Define helper macro for...
12310 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12312 (neon_builtin_data): New array. Define information about builtins
12313 for use during initialization/expansion.
12314 (arm_init_neon_builtins): New function.
12315 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12317 (neon_builtin_compare): New function.
12318 (locate_neon_builtin_icode): New function. Find an insn code for a
12319 builtin given a function code for that builtin. Also return type of
12320 builtin (NEON_BINOP, NEON_UNOP etc.).
12321 (builtin_arg): New enumeration. Types of arguments for builtins.
12322 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12323 Takes a variable argument list of builtin_arg types, terminated by
12325 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12326 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12327 (neon_emit_pair_result_insn): New function. Support returning pairs
12328 of vectors via a pointer.
12329 (neon_disambiguate_copy): New function. Set up operands for a
12330 multi-word copy such that registers do not get clobbered.
12331 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12332 ARM_BUILTIN_NEON_BASE.
12333 (arm_file_start): Set float-abi attribute for NEON.
12334 (arm_vector_mode_supported_p): Enable NEON vector modes.
12335 (arm_mangle_map_entry): New.
12336 (arm_mangle_map): New.
12337 (arm_mangle_vector_type): New.
12338 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12340 (TARGET_NEON): New macro. Target supports NEON.
12341 (fputype): Add FPUTYPE_NEON.
12342 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12343 for vectorization based on command-line arg.
12344 (NEON_REGNO_OK_FOR_NREGS): Define.
12345 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12346 (VALID_NEON_STRUCT_MODE): Define.
12347 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12348 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
12349 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
12350 (consttable_16): Add pattern for outputting 16-byte minipool
12352 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
12354 (vec-common.md, neon.md): Include md files.
12355 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
12356 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
12357 (memory_constraint "Ut", "Un", "Us"): Define.
12358 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
12359 (MMX_char): New mode attribute.
12360 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
12361 (*add<mode>3_iwmmxt): New insn pattern.
12362 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
12363 (*sub<mode>3_iwmmxt): New insn pattern.
12364 (mulv4hi3): Rename to...
12365 (*mulv4hi3_iwmmxt): This.
12366 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
12367 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
12368 (uminv4hi3, uminv2si3): Remove. Replace with...
12369 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
12370 (*umin<mode>3_iwmmxt): These.
12371 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
12372 (ashr<mode>3_iwmmxt): This new pattern.
12373 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
12374 (lshr<mode>3_iwmmxt): This new pattern.
12375 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
12376 (ashl<mode>3_iwmmxt): This new pattern.
12377 * config/arm/neon-docgen.ml: New file. Generate documentation for
12379 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
12380 * config/arm/arm_neon.h: New (autogenerated).
12381 * config/arm/neon-testgen.ml: New file. Generate NEON tests
12383 * config/arm/neon.md: New file. Define NEON instructions.
12384 * config/arm/neon.ml: New file. Abstract description of NEON
12385 instructions, used to generate arm_neon.h header, documentation and
12387 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
12388 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
12390 * doc/extend.texi (ARM Built-in Functions): Rename and remove
12392 (ARM NEON Intrinsics): New subsection.
12393 * doc/arm-neon-intrinsics.texi: New (autogenerated).
12395 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
12397 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
12400 2007-07-24 Jan Hubicka <jh@suse.cz>
12402 * regclass.c (move_table): New type.
12403 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
12404 (init_move_cost): Break out from ...
12405 (init_reg_sets_1): ... here; simplify computation of
12406 have_regs-of_mode and contains_reg_of_mode.
12407 (record_reg_classes): Unswitch internal loops.
12408 (copy_cost): Trigger lazy initialization of move cost
12409 (record_address_regs): Likewise.
12411 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
12413 * config/darwin.c (darwin_override_options): Don't force on
12414 flag_var_tracking_uninit when no debug info is requested.
12416 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12418 * cfgloop.c (init_loops_structure): New function.
12419 (flow_loops_find): Create root of the loop tree unconditionally.
12421 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
12423 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
12425 2007-07-24 Jan Hubicka <jh@suse.cz>
12427 * caller-save.c: Include ggc.h, gt-caller-save.h
12428 (reg_save_code, reg_restore_code): Rename to ...
12429 (cached_reg_save_code, cached_reg_restore_code): ... those.
12430 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
12431 (reg_save_code, reg_restore_code): New functions.
12432 (init_caller_save): Do not intialize
12433 reg_save_code/reg_restore_code tables.
12434 * Makefile.in: (gt-caller-save.h): New.
12436 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12438 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
12439 with the mode of the original operand instead of
12442 2007-07-23 Jan Hubicka <jH@suse.cz>
12444 * i386.c (ix86_secondary_memory_needed): Break out to...
12445 (inline_secondary_memory_needed): ... here.
12446 (ix86_memory_move_cost): Break out to ...
12447 (inline_memory_move_cost): ... here; add support for IN value of 2 for
12448 maximum of input and output; fix handling of Q_REGS on 64bit.
12449 (ix86_secondary_memory_needed): Microoptimize.
12451 2007-07-23 Sebastian Pop <sebpop@gmail.com>
12453 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
12454 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
12455 stmts_from_loop, known_dependences_p, build_rdg): New.
12456 * tree-data-ref.h: Depends on graphds.h.
12457 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
12458 (build_rdg): Declared.
12459 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
12461 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
12463 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
12466 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
12467 Jakub Jelinek <jakub@redhat.com>
12469 PR middle-end/PR28690
12470 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
12472 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
12473 and MEM_POINTER operands over REG and MEM operands.
12474 (swap_commutative_operands_p): Change return value to bool.
12475 * rtl.h: Update the corresponding prototype.
12476 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
12477 instead of gen_rtx_PLUS.
12478 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
12479 value to bool. Change function arguments to rtx's and update code
12481 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
12482 calls to match the new declaration.
12483 * simplify-rtx.c (simplify_associative_operation): Don't
12484 reorder simplify_binary_operation arguments.
12486 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12488 * config/mips/mips.c (override_options): Use mips_costs to derive
12489 the default branch cost.
12490 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
12492 * config/mips/mips.opt (mbranch-cost=): New option.
12493 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
12495 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12497 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
12498 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
12499 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
12500 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
12502 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12504 * config/mips/constraints.md (ks): New constraint.
12505 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
12506 (*add<mode>3_mips16): ...here.
12508 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
12510 * optabs.h (enum optab_index): Add new OTI_signbit.
12511 (signbit_optab): Define corresponding macro.
12512 (enum insn_code signbit_optab[]): Remove array.
12513 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
12514 (expand_copysign_absneg): If back end provides signbit insn, use it
12515 instead of bit operations on floating point argument.
12516 * builtins.c (enum insn_code signbit_optab[]): Remove array.
12517 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
12518 for availability of signbit insn.
12520 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
12521 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
12522 SSE mode is not active.
12523 (isinf<mode>2): Disable for mfpmath=sse,387.
12525 2007-07-22 Ben Elliston <bje@au.ibm.com>
12527 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
12529 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
12531 2007-07-20 Richard Guenther <rguenther@suse.de>
12533 * tree-cfg.c (verify_expr): COND_EXPRs can have any
12534 integral typed condition.
12535 * tree-ssa.c (useless_type_conversion_p): Do not preserve
12536 booleanness. Only preserve conversions from a non-base
12537 type to a base type, not in general between types with
12538 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
12539 * tree.def (COND_EXPR): Document that the condition
12540 can be of any integral type.
12542 2007-07-20 Nigel Stephens <nigel@mips.com>
12543 Richard Sandiford <richard@codesourcery.com>
12545 * config/mips/mips.h (mips_dwarf_regno): Declare.
12546 (DBX_REGISTER_NUMBER): Remove redundant brackets.
12547 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
12548 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
12549 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
12550 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12551 (REG_CLASS_NAMES): Update accordingly.
12552 * config/mips/mips.c (mips_dwarf_regno): New array.
12553 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12554 (mips_subword): Remove special handling for accumulator registers.
12555 (override_options): Initiailize mips_dwarf_regno. Remove use
12557 (mips_swap_registers): New function.
12558 (mips_conditional_register_usage): Swap accumulator registers
12559 around if TARGET_LITTLE_ENDIAN.
12560 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12561 * config/mips/constraints.md (h, l): Use the endianness to choose
12562 between MD0_REG and MD1_REG.
12563 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
12564 alternative-dependent template.
12566 2007-07-20 Richard Sandiford <richard@codesourcery.com>
12568 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
12571 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12573 * function.c (thread_prologue_and_epilogue_insns): Fix exit
12574 predecessor fallthru flags.
12576 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12578 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
12579 of compare to the same type.
12580 * cfgloopmanip.c (add_loop): Update information about loop exits.
12581 (loop_version): Remove the innermost loop requirement.
12582 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
12583 to sizetype for pointers.
12585 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
12587 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
12588 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
12589 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
12591 * config/dfp-bit.c: Empty for TFmode conversions.
12593 2007-07-18 Caroline Tice <ctice@apple.com>
12595 * var-tracking.c (find_src_status): Check for COND_EXEC insns
12596 and handle them correctly; check that src is not NULL before
12598 (find_src_set_src): Likewise.
12600 2007-07-18 Bob Wilson <bob.wilson@acm.org>
12602 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
12603 (struct alignment_context, init_alignment_context): New.
12604 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
12605 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
12606 (XCHAL_HAVE_S32C1I): Likewise.
12607 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
12608 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
12609 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
12610 (ATOMIC, HQI): New macros.
12611 (memory_barrier, *memory_barrier): New.
12612 (sync_lock_releasesi): New.
12613 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
12614 (sync_lock_test_and_set<mode>): New.
12615 (sync_<atomic><mode>): New.
12616 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
12617 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
12618 (xtensa_expand_atomic): New.
12620 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12624 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
12625 transformation for builtin ISNORMAL.
12626 (expand_builtin): Handle BUILT_IN_ISNORMAL.
12627 * builtins.def (BUILT_IN_ISNORMAL): New.
12628 * doc/extend.texi: Document isnormal.
12630 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12634 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
12635 optabs infrastructure. Provide generic implementation for
12637 (expand_builtin): Handle FINITE/ISFINITE.
12638 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
12639 (fold_builtin_1): Likewise.
12641 * builtins.def (BUILT_IN_ISFINITE): New.
12643 * doc/extend.texi: Document isfinite.
12645 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12648 PR middle-end/20558
12650 * builtins.c (expand_builtin_interclass_mathfn): Provide a
12651 generic fallback for isinf.
12652 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
12653 calculation code ...
12654 * real.c (get_max_float): ... to here.
12655 * real.h (get_max_float): New.
12657 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12659 PR middle-end/32668
12661 * builtin-attrs.def (ATTR_TYPEGENERIC,
12662 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
12664 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
12665 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
12666 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
12667 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
12669 * c-common.c (handle_type_generic_attribute): New.
12670 (c_common_attribute_table): Add "type generic".
12672 * c-typeck.c (convert_arguments): Handle "type generic" functions.
12674 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
12676 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
12677 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
12680 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
12683 * config/cris/cris.c (cris_print_index): Don't use XEXP before
12684 checking that the operand is an expression.
12686 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
12687 Danny Smith <dannysmith@users.sourceforge.net>
12690 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12691 file mapping object in local namespace if Windows version later
12694 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12696 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
12697 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12698 arm_cannot_force_const_mem.
12699 (arm_cannot_force_const_mem): New function.
12700 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
12701 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
12702 of arm_tls_referenced_p.
12703 * config/arm/arm.md (movsi): Split out-of-section constants when
12704 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12705 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12707 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12709 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
12711 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12713 * config/mips/mips.md (*extendqihi2): Convert the destination
12716 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12718 * config/pa/fptr.c: Update license header.
12719 * config/pa/milli64.S: Likewise.
12721 2007-07-17 Nick Clifton <nickc@redhat.com>
12723 * COPYING_v3: New file. Contains version 3 of the GNU General
12725 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
12726 Lesser General Public License.
12727 * doc/include/gpl_v3.texi: New file. Contains version 3 of
12728 the GNU General Public License.
12730 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12732 PR rtl-optimization/32773
12733 * cfglayout.c (force_one_exit_fallthru): New function.
12734 (cfg_layout_finalize): Use it.
12736 2007-07-16 Richard Guenther <rguenther@suse.de>
12737 Uros Bizjak <ubizjak@gmail.com>
12739 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
12740 before forcing it to gimple operand.
12742 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12743 David Ung <davidu@mips.com>
12745 * config/mips/mips.h (TUNE_24K): Define.
12746 (TUNE_MACC_CHAINS): Add TUNE_24K.
12747 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
12749 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
12750 (r74k_int_madd): .. this new reservation.
12751 (define_bypass): Fixed bypasses for r74k_int_madd to use
12752 mips_linked_madd_p.
12753 * config/mips/24k.md (define_bypass): Define new
12754 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
12756 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12757 Nigel Stephens <nigel@mips.com>
12759 * config/mips/mips.md: Include 20kc.md.
12760 * config/mips/20kc.md: New file.
12761 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
12762 (mips_adjust_cost): Tweak for 20Kc.
12763 (mips_issue_rate): Likewise.
12764 * config/mips/mips.h (TUNE_20KC): Define.
12766 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12768 * config/rs6000/rs6000.c (struct processor_cost): Add
12769 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12771 (*_cost): Add cache information.
12772 (rs6000_override_options): Set cache parameters.
12774 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12777 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12778 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12780 2007-07-16 Paul Brook <paul@codesourcery.com>
12783 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12784 (cirrus_thumb2_movsi_insn): Ditto.
12786 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12788 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12789 CR2_REGNO to R_CR2.
12791 2007-07-15 Andrew Haley <aph@redhat.com>
12793 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12794 before looking in the context.
12796 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12798 PR middle-end/32398
12799 PR middle-end/32769
12800 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12801 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12802 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12803 (pa_output_function_prologue): Use rp_saved and
12804 current_function_is_leaf to generate .CALLINFO statement.
12805 (hppa_expand_prologue): Set rp_saved.
12806 (hppa_expand_epilogue): Use rp_saved.
12807 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12808 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12810 2007-07-14 Dirk Mueller <dmueller@suse.de>
12812 * omega.c (coalesce): Fix memory leak on early exit.
12813 * matrix-reorg.c (check_allocation_function): Likewise.
12814 * tree-vect-transform.c (vect_get_new_vect_var): free result
12816 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12817 pass pointer to edge vector
12818 (partition_hot_cold_basic_blocks): Fix memory leak.
12819 * collect2.c (prefix_from_string): Free temporary storage.
12820 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12822 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12824 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12825 (DO_GLOBAL_DTORS_BODY): Likewise.
12827 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12828 Nigel Stephens <nigel@mips.com>
12830 * config/mips/mips.c (mips_classify_symbol): Don't return
12831 SYMBOL_SMALL_DATA for constant pool addresses if
12832 TARGET_EMBEDDED_DATA is true.
12834 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12836 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12837 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12838 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12839 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12840 __builtin_ia32_storehps, __builtin_ia32_storelps,
12841 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12842 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12843 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12844 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12845 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12846 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12847 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12848 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12849 using def_builtin_const.
12851 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12853 PR tree-optimization/32705
12854 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12855 (simplify_binary_expression): Use SSA_VAL consistently.
12857 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12859 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12860 (SPEFSCR_REGNO): Delete definition.
12861 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12862 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12863 * config/rs6000/rs6000.h: Do not define *_REGNO.
12864 LINK_REGISTER_REGNUM -> LR_REGNO.
12865 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12866 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12867 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12868 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12869 R_VRSAVE, R_VSCR. Use them.
12870 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12871 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12872 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12873 * config/rs6000/aix.h: Define R_LR. Use it.
12875 2007-07-13 Caroline Tice <ctice@apple.com>
12877 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12878 flag_var_tracking is explicitly turned off (i.e. when variable
12879 tracking is not feasible); otherwise, turn flag_var_tracking on when
12880 flag_var_tracking_uninit is on.
12881 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12882 note definitions, to allow recording of initialization status in the
12884 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12885 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12886 determine if two note locations are equal.
12887 (output_loc_list): Don't output list entries whose start & end labels
12889 (reg_loc_descriptor): Add parameter for initialization status; pass it
12890 to other loc descriptor functions.
12891 (one_reg_loc_descriptor): Add parameter for initialization status;
12892 check its value and add DW_OP_GNU_uninit to returned loc descr if
12894 (multiple_reg_loc_descriptor): Add parameter for initialization
12896 pass init status argument to other loc descriptor functions; check
12897 value of intialization parameter and add DW_OP_GNU_uninit to returned
12898 loc descr if appropriate.
12899 (based_loc_descr): Add parameter for initialization status; add new
12900 variable for return value; check value of initialization parameter and
12901 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12902 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12903 pass init status argument to other loc descriptor functions; check
12904 value of intialization parameter and add DW_OP_GNU_uninit to returned
12905 loc descr if appropriate.
12906 (mem_loc_descriptor): Likewise.
12907 (concat_loc_descriptor): Likewise.
12908 (concatn_loc_descriptor): Likewise.
12909 (loc_descriptor): Add parameter for initialization status; pass it as
12910 argument to other loc descriptor function calls.
12911 (loc_descriptor_from_tree_1): Add appropriate initialization status
12912 to loc descriptor function calls.
12913 (add_location_or_const_value_attribute): Get initialization status
12914 from VAR_LOCATION note; add initialization status to loc descriptor
12916 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12917 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12918 status is uninitialized, add "[uninint]" to output.
12919 * common.opt (fvar-tracking-uninit): New option, similar to
12920 fvar-tracking, to turn on tracking of uninitialized variables; creates
12921 a new global flag, flag_var_tracking_uninit.
12922 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12923 (enum var_init_status): New type, for var initialization status field.
12924 * var-tracking.c (struct location_chain_def): Two new fields, init,
12925 for initialization status, and set_src for the assignment value expr.
12926 (unshare_variable): New parameter for initialization status;
12927 initialize new init and set_src fields.
12928 (var_reg_set): New parameters for initialization status and value;
12929 pass them to set_variable_part.
12930 (var_mem_set): Likewise.
12931 (get_init_value): New function.
12932 (var_reg_delete_and_set): New initialization status & value
12933 parameters; add call to get_init_value if status is unknown; pass new
12934 parameters to clobber_variable_part and var_reg_set.
12935 (var_mem_delete_and_set): Likewise.
12936 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12937 (var_mem_delete): Likewise.
12938 (variable_union): Pass status to unshare_variable; initialize new init
12939 and set_src fields. If flag_var_tracking_uninit is not set, force
12940 status to initialized.
12941 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12942 used later to get the set_src value.
12943 (find_src_status): New function.
12944 (find_src_set_src): New function.
12945 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12946 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12947 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12948 and var_mem_delete_and_set.
12949 (dump_variable): Print out "[uninit]" if appropriate.
12950 (set_variable_part): Add new initialization and set_src parameters;
12951 pass status to unshare_variable; set node->init and node- >set_src
12952 fields and modify slot in hash table appropriately; save the init and
12953 set_src values if appropriate and assign to the new node.
12954 (clobber_variable_part): New set_src parameter; if two nodes have
12955 same variable and same location but different set_src (assignment)
12956 values, clobber old node.
12957 (delete_variable_part): Pass init status to unshare_variable.
12958 (emit_note_insn_var_location): Add initialized var; assign var's init
12959 status to new 'initialized'; pass new init status field to calls to
12960 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12961 status to initialized.
12962 (emit_notes_in_bb): Pass initialization status to calls to
12963 var_reg_set, var_mem_set, var_reg_delete_and_set and
12964 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12965 var_reg_delete_and_set and var_mem_delete_and_set; call
12966 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12967 make up for change in add_stores.
12968 (vt_add_function_parameters): Add status to calls to
12970 * config/darwin.c (darwin_override_options): Turn on uninitialized
12971 tracking automatically, if var_tracking is on and the system is
12974 2007-07-13 Sa Liu <saliu@de.ibm.com>
12976 * config.gcc: Add options for arch and tune on SPU.
12977 * config/spu/predicates.md: Add constant operands 0 and 1.
12978 * config/spu/spu-builtins.def: Add builtins for double precision
12979 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12980 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12982 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12984 * config/spu/spu-protos.h: Add new function prototypes.
12985 * config/spu/spu.c (spu_override_options): Check options -march and
12987 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12988 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12990 (spu_const_from_int): New. Create a vector constant from 4 ints.
12991 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12992 (spu_emit_vector_compare): New. Emit vector compare.
12993 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12994 * config/spu/spu.h: Add options -march and -mtune. Define processor
12995 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12996 CANONICALIZE_COMPARISON.
12997 * config/spu/spu.md: Add new insns for double precision compare
12998 and double precision vector compare. Add vcond and smax/smin patterns
12999 to enable DFmode vector conditional expression.
13000 * config/spu/spu.opt: Add options -march and -mtune.
13001 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
13002 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
13003 both CELL and CELLEDP targets: spu_testsv.
13004 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
13007 2007-07-13 Richard Guenther <rguenther@suse.de>
13009 PR tree-optimization/32721
13010 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
13011 TREE_THIS_VOLATILE on the folded reference.
13012 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
13013 if the array reference has TREE_THIS_VOLATILE set.
13015 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
13018 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
13020 2007-07-13 Andreas Schwab <schwab@suse.de>
13022 * gengtype-lex.l: Allow declarations to be indented.
13024 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13026 * ginclude/tgmath.h: New.
13027 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
13028 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
13029 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
13030 * configure: Regenerate.
13032 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13034 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
13035 correct index when setting register save state for xd
13038 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13040 * config/sh/sh.c (mark_use): Remove.
13042 2007-07-12 Paul Brook <paul@codesourcery.com>
13044 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13045 reg does not overlap return value.
13047 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13049 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13050 (set_expression_vuses): Ditto.
13051 (init_pre): Initialize expression_vuses.
13053 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13055 * config/i386/sse.md (storentdf, storentsf): New.
13057 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13059 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13061 * tree.c (build_decl_stat): Move code from here...
13062 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13063 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13064 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13065 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13066 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13069 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13070 Devang Patel <dpatel@apple.com>
13072 PR tree-optimization/25413
13073 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13074 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13075 * tree.h (contains_packed_reference): New.
13076 * expr.c (contains_packed_reference): New.
13077 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13078 (vect_enhance_data_refs_alignment): Call
13079 vector_alignment_reachable_p.
13080 * target.h (vector_alignment_reachable): New builtin.
13081 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13082 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13083 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13085 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13087 * target.h (builtin_vectorization_cost): Add new target builtin.
13088 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13089 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13090 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13091 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13092 uninitialized variables.
13093 * tree-vect-transform.c (cost_for_stmt): New function.
13094 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13095 using cost 1 for all scalar stmts. Be less conservative when
13096 estimating the number of prologue/epulogue iterations. Call
13097 targetm.vectorize.builtin_vectorization_cost. Return
13098 min_profitable_iters-1.
13099 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13100 initialization cost instead of TARG_VEC_STMT_COST. Use
13101 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13102 epilogue code. Fix epilogue cost computation.
13103 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13104 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13105 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13106 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13107 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13108 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13110 2007-07-12 Richard Guenther <rguenther@suse.de>
13112 * gimplify.c (gimplify_conversion): Make sure that the result
13113 from maybe_fold_offset_to_reference is trivially convertible
13114 to the desired type before doing the simplification.
13115 (gimplify_expr): Likewise.
13116 * fold-const.c (fold_binary): Use the correct types for
13117 building the simplified expression.
13119 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13121 PR rtl-optimization/32729
13122 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13123 that fallthru to exit.
13125 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13127 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13128 (symDTPOFF2reg): Likewise.
13130 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13132 PR tree-optimization/32663
13134 * tree.h (VALUE_HANDLE_VUSES): Remove.
13135 (struct tree_value_handle): Remove vuses.
13137 * tree-vn.c (create_value_handle_for_expr): Don't set
13138 VALUE_HANDLE_VUSES.
13140 * tree-ssa-pre.c (expression_vuses): New.
13141 (alloc_expression_id): Set up expression_vuses.
13142 (get_expression_vuses): New.
13143 (set_expression_vuses): Ditto.
13144 (clear_expression_ids): Modify for expression_vuses.
13145 (phi_translate_1): Ditto.
13146 (phi_translate_set): Ditto.
13147 (value_dies_in_block_x): Ditto
13148 (valid_in_sets): Ditto.
13149 (add_to_sets): Ditto.
13150 (find_existing_value_expr): Ditto.
13151 (create_value_handle_for_expr): Ditto.
13152 (make_values_for_stmt): Ditto.
13153 (vuse_equiv): Remove.
13155 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13157 * Makefile.in (mostlyclean): Remove object files.
13159 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13161 * toplev.c (no_new_pseudos): Deleted.
13162 * rtl.h (no_new_pseudos): Deleted.
13163 * tree-pass.h (pass_no_new_pseudos): Deleted.
13164 * passes.c (pass_no_new_pseudos): Deleted.
13165 * final.c (rest_of_clean_state): Removed no_new_pseudos.
13166 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
13167 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
13169 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
13170 * rtlhooks.c (gen_lowpart_general): Ditto.
13171 * optabs.c (prepare_operand): Ditto.
13172 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
13174 * modulo-sched.c (rest_of_handle_sms): Ditto.
13175 * see.c (rest_of_handle_see): Ditto.
13176 * ifcvt.c (if_convert): Ditto.
13177 (gate_handle_if_after_combine): Replaced no_new_pseudos with
13179 * init-regs.c (gate_initialize_regs): Deleted set of
13181 * lower-subreg.c (decompose_multiword_subregs): Ditto.
13182 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
13183 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
13185 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13188 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
13189 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
13190 (*vec_extractv2di_1_rex64): New insn pattern.
13192 2007-07-11 David Daney <ddaney@avtrex.com>
13194 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
13195 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
13196 for SIGNAL_UNWIND_RETURN_COLUMN.
13197 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
13198 (DWARF_FRAME_REGNUM): Rewrite.
13199 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
13201 2007-07-11 Nick Clifton <nickc@redhat.com>
13203 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
13204 delta and use gen_int_mode in place of GET_INT instead.
13206 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13208 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
13211 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
13213 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
13214 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
13216 * params.h (VERIFY_CANONICAL_TYPES): Remove.
13217 (USE_CANONICAL_TYPES): New.
13218 * doc/invoke.texi (verify-canonical-types): Remove.
13219 (use-canonical-types): Add.
13221 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13223 * config/spu/spu.c (spu_optimization_options): Remove setting of
13224 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13225 (spu_override_options): Move it here.
13227 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13229 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13230 * config/mips/mips.c (mips_cpu_info_table): Mention
13231 MIPS_ISA_LEVEL_SPEC in the comment.
13233 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13235 PR tree-optimization/32713
13236 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13238 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13240 PR middle-end/30482
13241 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13242 conditional to flag_isoc99.
13243 (c_common_init_options): Do it here, unconditionally.
13245 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13247 PR tree-optimization/32589
13248 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13249 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13250 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13251 predicate, extracted from...
13252 (set_rhs): ...here. Call it for the expression on entry.
13253 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13254 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13255 (simplify_binary_expression): Use valid_gimple_expression_p
13256 to validate the simplification.
13257 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13259 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13261 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13262 DWARF2_DEBUG on 32 bit target too.
13263 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13265 2007-07-11 Nick Clifton <nickc@redhat.com>
13267 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13268 version for 64-bit hosts.
13270 2007-07-10 David Daney <ddaney@avtrex.com>
13272 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13274 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13276 * config/mips/mips.c (mips_expand_synci_loop): New function.
13277 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13278 (UNSPEC_RDHWR): Same.
13279 (UNSPEC_SYNCI): Same.
13280 (UNSPEC_SYNC): Same.
13281 (clear_cache): New expand.
13285 (clear_hazard): Same.
13286 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13288 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13289 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13291 2007-07-10 Ian Lance Taylor <iant@google.com>
13293 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13296 2007-07-10 David Daney <ddaney@avtrex.com>
13298 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13299 * builtins.c (expand_builtin___clear_cache): New function.
13300 (expand_builtin): Call expand_builtin___clear_cache for
13301 BUILT_IN_CLEAR_CACHE case.
13302 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13303 * doc/md.texi (clear_cache): Document new instruction pattern.
13304 * testsuite/gcc.dg/builtins-64.c: New test.
13306 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13308 * config/cris/cris.md ("movsi"): Fix typo in last change.
13310 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13313 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13315 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13316 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13317 for FUNCTION_DECLs. Don't use align_functions_log if
13319 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13320 even for FUNCTION_DECLs.
13321 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13323 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13324 (DECL_FUNCTION_CODE): Update for new location and name of
13326 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13327 (struct tree_decl_common): Move 'align' and 'off_align' out
13328 of union, ensure they're still on a 32-bit boundary. Remove
13329 other fields in union 'u1'.
13330 (struct tree_function_decl): Add field 'function_code' replacing
13331 'u1.f' in tree_decl_common.
13332 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13333 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13334 (Variable Attributes): Cross-reference 'aligned' attribute
13335 to Function Attributes.
13336 * flags.h (force_align_functions_log): Delete.
13337 * toplev.c (force_align_functions_log): Delete.
13339 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13342 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13343 (*vec_concatv2di_rex): New insn pattern.
13345 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13348 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
13350 2007-07-10 Ian Lance Taylor <iant@google.com>
13352 Replace no_new_pseudos in backends.
13353 * rtl.h (can_create_pseudo_p): Define.
13354 * config/darwin.c (machopic_indirect_data_reference): Use
13355 can_create_pseudo_p () instead of no_new_pseudos.
13356 (machopic_indirect_data_reference): Likewise.
13357 (machopic_legitimize_pic_address): Likewise.
13358 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
13359 (alpha_emit_set_const_1): Likewise.
13360 (alpha_emit_set_const): Likewise.
13361 (alpha_emit_conditional_move): Likewise.
13362 (alpha_split_conditional_move): Likewise.
13363 * config/alpha/alpha.md (various splitters): Likewise.
13365 * config/arm/arm.c (legitimize_pic_address): Likewise.
13366 (arm_load_pic_register): Likewise.
13367 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
13368 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
13369 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
13370 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
13371 * config/cris/cris.md (movsi): Likewise.
13372 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
13373 (symGOTOFF2reg_hilo): Likewise.
13374 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
13375 * config/h8300/h8300.md (insv, extzv): Likewise.
13376 * config/i386/i386.c (ix86_expand_move): Likewise.
13377 (ix86_expand_vector_move): Likewise.
13378 (ix86_prepare_fp_compare_args): Likewise.
13379 (ix86_expand_carry_flag_compare): Likewise.
13380 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
13381 (tls_dynamic_gnu2_combine_32): Likewise.
13382 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
13383 * config/ia64/ia64.c (ia64_expand_move): Likewise.
13384 (ia64_expand_movxf_movrf): Likewise.
13385 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
13386 (m32c_split_move): Likewise.
13387 (m32c_expand_insv): Likewise.
13388 * config/m68k/m68k.md (movsi): Likewise.
13389 * config/mips/mips.c (mips_force_temporary): Likewise.
13390 (mips_split_symbol): Likewise.
13391 (mips_move_integer): Likewise.
13392 (mips_legitimize_const_move): Likewise.
13393 * config/mn10300/mn10300.md (movsi): Likewise.
13394 * config/pa/pa.c (emit_move_sequence): Likewise.
13395 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13396 (rs6000_got_register): Likewise.
13397 (create_TOC_reference): Likewise.
13398 (rs6000_machopic_legitimize_pic_address): Likewise.
13399 * config/rs6000/rs6000.md (add<mode>3): Likewise.
13400 (various splitters): Likewise.
13401 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
13402 (movsi_got): Likewise.
13403 * config/s390/s390.c (emit_symbolic_move): Likewise.
13404 * config/s390/s390.md (movhi, movqi): Likewise.
13405 (load_multiple, store_multiple): Likewise.
13406 * config/score/score.c (score_force_temporary): Likewise.
13407 * config/sh/sh.c (prepare_move_operands): Likewise.
13408 (prepare_cbranch_operands): Likewise.
13409 (emit_fpu_switch): Likewise.
13410 (fpscr_set_from_mem): Likewise.
13411 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
13412 (adddi3, subsi3): Likewise.
13413 (various splitters): Likewise.
13414 (divsi_inv_fp_combine): Likewise.
13415 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
13416 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
13418 * config/sh/predicates.md (xor_operand): Likewise.
13419 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
13420 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
13421 (movdi_pic_label_ref): Likewise.
13422 * config/spu/spu.c (spu_split_immediate): Likewise.
13423 * config/alpha/alpha.md (various splitters): Remove test
13424 !no_new_pseudos || reload_completed.
13425 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
13427 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13428 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13429 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13430 * config/score/score.c (th_output_mi_thunk): Likewise.
13431 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13432 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13434 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
13436 PR rtl-optimization/32664
13437 * mode-switching.c (create_pre_exit): Skip barrier insns.
13439 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13441 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
13442 force_gimple_operand_bsi.
13443 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
13444 rewrite_use_compare): Ditto.
13445 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
13447 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
13448 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
13449 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
13450 * tree-profile.c (prepare_instrumented_value,
13451 tree_gen_interval_profiler, tree_gen_pow2_profiler,
13452 tree_gen_one_value_profiler, tree_gen_ic_profiler,
13453 tree_gen_ic_func_profiler, tree_gen_average_profiler,
13454 tree_gen_ior_profiler): Ditto.
13455 * tree-ssa-reassoc.c (negate_value): Ditto.
13456 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
13457 Use force_gimple_operand_bsi.
13458 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13459 * tree-if-conv.c (add_to_dst_predicate_list,
13460 find_phi_replacement_condition): Ditto.
13461 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
13462 Call mark_symbols_for_renaming for new statements.
13463 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
13465 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13467 * cfghooks.c (remove_edge): New function.
13468 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
13470 * cfghooks.h (remove_edge): Declare.
13471 * cfg.c (remove_edge): Renamed to remove_edge_raw.
13472 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
13474 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
13476 * optabs.h: Added declaration for signbit_optab.
13477 * optabs.c: (init_optabs): Added initialization for signbit_optab.
13478 * genoptinit.c (optabs): Added entry for signbit insns.
13479 * builtins.c (expand_builtin_signbit): Added code to use a signbit
13480 insn, if available.
13481 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
13482 * config/s390/s390.md (signbit<mode>2): New expander.
13484 2007-07-09 Richard Guenther <rguenther@suse.de>
13486 PR middle-end/32698
13487 * fold-const.c (fold_plusminus_mult_expr): Move constant
13488 arguments second to allow decomposing.
13490 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
13493 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13495 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13496 Disregard DECL_FROM_INLINE.
13498 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13501 * doc/invoke.texi: Add ftree-reassoc flag.
13502 * common.opt (ftree-reassoc): New flag.
13503 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
13504 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
13506 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13508 PR tree-optimization/32681
13509 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
13510 saved in second_edge->aux when first_bb is a loop header.
13512 2007-07-09 Jan HUbicka <jh@suse.cz>
13514 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
13516 2007-07-09 Richard Guenther <rguenther@suse.de>
13518 * c-decl.c (start_function): Do not promote return type.
13520 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
13522 * function.c (do_warn_unused_parameter): Do not warn if
13523 TREE_NO_WARNING is set.
13525 2007-07-08 Andreas Schwab <schwab@suse.de>
13527 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
13529 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
13532 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13534 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13535 apply to assembly language, too.
13536 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13538 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
13540 Revert (note the sccvn portions are *not* reverted)
13541 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13543 Fix PR tree-optimization/23488
13545 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13547 * tree-flow-inline.h (get_value_handle): Ditto.
13548 * tree-ssa-pre.c (decl_vh_map): New.
13549 (decl_node_pool): New.
13550 (can_value_number_operation): Support DECL_P.
13551 (can_PRE_operation): Ditto.
13552 (create_expression_by_pieces): Ditto.
13553 (find_existing_value_expr): Modify to differnetiate between
13554 addressing and top level.
13555 (create_value_handle_for_expr): Handle DECL's.
13556 (poolify_tree): Ditto.
13557 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13558 (make_values_for_stmt): Handle DECL's properly.
13559 (init_pre): Reorg to not init useless things during FRE.
13561 * tree-flow.h: Include pointer-set.h.
13562 (decl_vh_map): Declare.
13563 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13565 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
13567 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
13568 the constraint description.
13569 * doc/md.texi: Update documentation of AVR constraints.
13571 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
13573 * auto-inc-dec.c, config/arm/arm.c,
13574 config/m32r/constraints.md, config/mips/mips.md,
13575 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
13576 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
13577 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
13578 typos. Follow spelling conventions.
13579 * doc/invoke.texi, doc/rtl.texi: Fix typos.
13581 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13582 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13584 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
13585 realloc_vuse): Remove.
13586 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
13589 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13591 Fix PR tree-optimization/23488
13593 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
13594 (try_to_simplify): Ditto.
13595 (visit_use): Ditto.
13596 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13598 * tree-flow-inline.h (get_value_handle): Ditto.
13599 * tree-ssa-pre.c (decl_vh_map): New.
13600 (decl_node_pool): New.
13601 (can_value_number_operation): Support DECL_P.
13602 (can_PRE_operation): Ditto.
13603 (create_expression_by_pieces): Ditto.
13604 (find_existing_value_expr): Modify to differnetiate between
13605 addressing and top level.
13606 (create_value_handle_for_expr): Handle DECL's.
13607 (poolify_tree): Ditto.
13608 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13609 (make_values_for_stmt): Handle DECL's properly.
13610 (init_pre): Reorg to not init useless things during FRE.
13612 * tree-flow.h: Include pointer-set.h.
13613 (decl_vh_map): Declare.
13614 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13616 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13618 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13619 apply to assembly language, too.
13620 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13622 2007-07-06 Ian Lance Taylor <iant@google.com>
13623 Zack Weinberg <zackw@panix.com>
13625 PR middle-end/32441
13626 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
13628 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13630 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
13631 (prefetch): Likewise if "pref" would be used.
13633 2007-07-06 Josh Conner <jconner@apple.com>
13635 PR middle-end/32602
13636 PR middle-end/32603
13637 * calls.c (store_one_arg): Handle arguments which are partially
13638 on the stack when detecting argument overlap.
13640 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
13642 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
13643 chosen during find_reloads.
13645 2007-07-06 Richard Guenther <rguenther@suse.de>
13647 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
13648 TYPE_ARG_TYPES for verification of argument types. Use
13649 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
13650 parameters as variable arguments.
13652 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
13654 * libgcc2.h (word_type): Type definition removed.
13655 (cmp_return_type, shift_count_type): Type definitions added.
13656 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13657 replaced with shift_count_type.
13658 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13660 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
13661 changed from word_type to Wtype.
13662 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13663 replaced with shift_count_type.
13664 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13666 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
13667 and libgcc_shift_count attribute added.
13668 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
13669 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
13670 (TARGET_INITIALIZER): New target hooks added.
13671 * targhooks.c (default_libgcc_cmp_return_mode,
13672 default_libgcc_shift_count_mode): Default implementations for the new
13673 target hooks added.
13674 * targhooks.h (default_libgcc_cmp_return_mode,
13675 default_libgcc_shift_count_mode): Function prototypes added.
13676 * target.h (struct gcc_target): Fields for the new target hooks added.
13677 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
13679 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
13682 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
13683 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
13685 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
13686 s390_libgcc_shift_count_mode): Functions added.
13687 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
13688 Target hooks defined.
13690 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13692 * config/mips/mips.c (compute_frame_size): Restore the original
13693 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
13694 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
13695 Document why the difference is needed.
13697 2007-07-06 Richard Guenther <rguenther@suse.de>
13699 * c-common.c (boolean_increment): Use correctly typed
13702 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13704 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
13705 the topmost argument register is not also included in the save mask.
13706 (mips16e_collect_argument_save_p): Take a pointer to the argument
13707 register, rather than a pointer to the number of arguments.
13708 (mips16e_collect_argument_saves): Only include argument saves
13709 that aren't in the register mask.
13711 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
13713 PR rtl-optimization/32450
13714 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
13715 to ensure that instructions are not moved into the prologue when
13716 profiling is on. Remove unused prologue_end variable.
13717 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
13718 as a scheduling barrier.
13720 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13723 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13724 Disregard DECL_FROM_INLINE.
13726 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
13728 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
13729 IORing with a constant.
13731 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
13733 PR rtl-optimization/32475
13734 * df-scan.c (df_def_record_1): Add a use of the stack pointer
13735 for every definition of the stack pointer.
13737 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
13739 * arm.c (vfp3_const_double_index): Copy signed results of
13740 REAL_VALUE_TO_INT into unsigned vars.
13742 2007-07-05 Richard Guenther <rguenther@suse.de>
13744 PR middle-end/32639
13745 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
13747 * tree-ssa.c (useless_type_conversion_p): Check canonical
13750 2007-07-05 Anatoly Sokolov <aesok@post.ru>
13752 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
13753 zero_extendhisi2): Change to define_insn_and_split.
13754 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
13756 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
13758 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
13759 pass_match_asm_constraints): New.
13760 * passes.c (init_optimization_passes): Add new pass.
13761 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13762 * function.h (struct function): Add has_asm_statement bit.
13763 (current_function_has_asm_statement): New.
13764 * tree-pass.h (pass_match_asm_constraints): New.
13766 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13768 * config/mips/mips.c (mips_file_start): Avoid declaration
13771 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13773 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13775 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13777 * rtl.def (NOTE): Change print format string to print
13778 operand 5 as a note insn name.
13780 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13781 David Ung <davidu@mips.com>
13783 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13784 * doc/invoke.texi: (MIPS Options): Document them.
13786 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13787 David Ung <davidu@mips.com>
13789 Add support for SmartMIPS ASE.
13791 * optabs.c (expand_binop_directly): New, broken out from...
13792 (expand_binop): Here. Make it try rotating in the other
13793 direction even when the second operand isn't constant.
13794 * config/mips/mips.md (*lwxs): New.
13795 * config/mips/mips.opt (msmartmips): New.
13796 * config/mips/mips.c (mips_lwxs_address_p): New.
13797 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13798 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13799 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13800 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13801 (ISA_HAS_LWXS): New.
13802 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13803 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13804 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13805 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13806 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13807 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13808 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13810 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13812 * tree-vectorizer.c (new_loop_vec_info): Initialize
13813 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13814 * tree-vectorizer.h (_loop_vec_info): Added new filed
13815 min_profitable_iters.
13816 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13817 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13818 * tree-vect-analyze.c (vect_analyze_operations): Set
13819 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13820 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13821 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13822 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13823 and prologue cost to after they are computed.
13824 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13825 TARG_VEC_STMT_COST.
13826 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13827 of creating vectors from scalars according to dt.
13828 (vect_model_store_cost): Likewise.
13829 (vectorizable_call): Use dt array instead of scalar dt. Call
13830 vect_model_simple_cost with additional argument dt.
13831 (vectorizable_assignment): Likewise.
13832 (vectorizable_operation): Likewise.
13833 (vectorizable_type_demotion): Likewise.
13834 (vectorizable_type_promotion): Likewise.
13835 (vectorizable_store): Use dt array instead of scalar dt. Call
13836 vect_model_store_cost with additional argument dt.
13837 (vect_do_peeling_for_loop_bound): Don't call
13838 vect_estimate_min_profitable_iters. Instead, lookup
13839 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13840 "may not be profitable".
13842 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13845 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13846 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13847 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13848 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13850 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13852 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13853 addressing modes cheaper.
13855 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13857 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13858 (dw_ranges_struct): Rename block_num to num. Adjust.
13859 (dw_ranges_by_label_struct): New.
13860 (ranges_by_label, ranges_by_label_allocated,
13861 ranges_by_label_in_use): New variables.
13862 (add_ranges_num): Factored most of the code out of...
13863 (add_ranges): ... this one. Rewrite in terms of the former.
13864 (add_ranges_by_labels): New.
13865 (output_ranges): Output by-label ranges.
13866 (dwarf2out_finish): Output range for multiple-section
13867 compile_unit. Output standard DW_AT_low_pc in addition to
13868 unexpected DW_AT_entry_pc.
13870 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13872 PR tree-optimization/32604
13873 PR tree-optimization/32606
13875 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13876 (compute_antic_safe): Removed.
13877 (ANTIC_SAFE_LOADS): Ditto.
13878 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13879 (execute_pre): Don't call compute_antic_safe.
13880 (vuse_equiv): New function.
13881 (make_values_for_stmt): Use it
13882 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13885 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13888 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13889 rather than a decl.
13890 (avr_attribute_table): Make "naked" attribute apply to function types
13891 rather than to decls.
13892 (avr_handle_fntype_attribute): New function.
13894 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13896 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13899 2007-07-04 David Ung <davidu@mips.com>
13900 Joseph Myers <joseph@codesourcery.com>
13902 * config/mips/mips.md (type): Add logical, signext and move.
13903 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13904 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13905 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13906 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13907 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13908 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13909 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13910 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13911 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13912 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13913 movv2sf_hardfloat_64bit): Use the new types.
13914 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13915 *movdf_softfloat, *movdf_mips16): Use "multi".
13916 (extendqihi2): Replace with a define_expand.
13917 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13918 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13919 * config/mips/74k.md (r74k_int_logical): New reservation and
13921 (r74k_int_arith): Remove "slt".
13922 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13923 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13924 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13925 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13926 reservations for "arith".
13928 2007-07-04 Richard Guenther <rguenther@suse.de>
13930 * tree-ssa.c (useless_type_conversion_p): Add handling for
13931 scalar float and vector types. Only call the types_compatible_p
13932 langhook for aggregate types as last resort. Follow the
13935 2007-07-04 Richard Guenther <rguenther@suse.de>
13937 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13938 the same as NOP_EXPR.
13940 2007-07-04 Nick Clifton <nickc@redhat.com>
13942 * target.h (struct gcc_target): Add target_help field.
13943 * target-def.h (TARGET_HELP): New.
13944 (TARGET_INITIALIZER): Use TARGET_HELP.
13945 * opts.c (command_handle_option): Invoke target_help function, if
13946 defined, when the user has specified --target-help on the command
13948 * doc/invoke.texi: Mention that --target-help might print
13949 additional information.
13950 * doc/tm.texi: Document TARGET_HELP hook.
13952 * arm.c (TARGET_HELP): Override default definition.
13953 (arm_target_help): New - display a wrapped list of cores and
13954 architectures supported.
13956 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13958 * config/v850/v850.c (expand_prologue): Make sure
13959 GEN_INT() argument is sign extended rather than zero extended.
13960 (expand_epilogue): Likewise.
13961 (output_move_double): Delete.
13962 * config/v850/v850-protos.h (output_move_double): Delete.
13963 * config/v850/v850.md (movdi): Delete.
13964 (*movdi_internal): Delete.
13966 (*movdf_internal): Delete.
13968 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13970 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13971 unless compiling RTP PIC.
13973 2007-07-04 Richard Guenther <rguenther@suse.de>
13975 PR tree-optimization/32482
13976 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13977 original ssa name if we didn't find a shift expression.
13978 Fix shift constant for bit zero test.
13980 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13982 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13984 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13986 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13987 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13988 * config/arm/vxworks.h (ASM_SPEC): Delete.
13989 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13991 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13993 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13994 (DDR_REVERSED_P): New.
13995 * tree-data-ref.c (initialize_data_dependence_relation,
13996 build_classic_dist_vector): Set DDR_REVERSED_P.
13998 2007-07-04 Sebastian Pop <sebpop@gmail.com>
14000 PR middle-end/32457
14001 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
14002 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
14003 init_omega_for_ddr_1): Use non conservative number of iterations
14005 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
14006 (analyze_siv_subscript): Remove FIXME and reinitialization of
14007 last_conflicts to chrec_dont_know.
14008 * testsuite/gfortran.dg/vect/pr32457.f90: New.
14010 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14012 * tree.c (maybe_canonicalize_argtypes): Improve description.
14014 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
14016 * tree.c (maybe_canonicalize_argtypes): New.
14017 (build_function_type): Set canonical type.
14018 (build_method_type_directly): Ditto.
14019 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
14022 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
14024 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
14026 (rewrite_use_nonlinear_expr): Likewise.
14028 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
14030 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
14032 2007-07-04 Ben Elliston <bje@au.ibm.com>
14034 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
14037 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14039 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14040 (Exception Handling): Likewise.
14042 2007-07-03 Jan Hubicka <jh@suse.cz>
14044 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14046 2007-07-03 Eric Christopher <echristo@apple.com>
14048 * doc/cppopts.texi: Add conflicting option note to -dM.
14049 * doc/invoke.texi: Add note about possible conflicts with
14050 -E for -dCHARS and note that -dM will not produce
14051 any results if there is no machine dependent reorg.
14053 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14055 * tree.h (DECL_ALIGN): Back out previous change.
14057 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14059 * configure.ac: Test for .dtprelword support on MIPS.
14060 * configure, config.in: Regenerate.
14061 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14062 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14064 2007-07-03 Julian Brown <julian@codesourcery.com>
14066 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14067 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14068 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14069 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14071 (all_fpus): Add FPUTYPE_VFP3.
14072 (fp_model_for_fpu): Add VFPv3 field.
14073 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14074 (vfp3_const_double_index): New function. Return integer index of
14075 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14077 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14078 and argument represents a valid RTX for a VFPv3 constant.
14079 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14081 (vfp_emit_fstmd): Similar, for fstmd.
14082 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14083 constants, represented as integer indices.
14084 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14085 VFP_REGNO_OK_FOR_DOUBLE macros.
14086 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14087 (arm_file_start): Set float-abi attribute for VFPv3, and output
14088 correct ".fpu" assembler directive.
14089 (arm_dbx_register_numbering): Add FIXME.
14090 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14091 (fputype): Add FPUTYPE_VFP3.
14092 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14093 (CALL_USED_REGISTERS): Likewise.
14094 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14095 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14096 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14097 (D7_VFP_REGNUM): New.
14098 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14099 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14100 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14101 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14102 (REG_ALLOC_ORDER): Adjust for VFPv3.
14103 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14104 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14105 VFP_LO_REGS, VFP_HI_REGS.
14106 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14107 (IS_VFP_CLASS): Define macro.
14108 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14110 (REGISTER_MOVE_COST): Likewise.
14111 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14112 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14113 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14114 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14115 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14116 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14117 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14118 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14119 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14120 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14121 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14122 where appropriate for single-word registers.
14123 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14124 As above. Fix type attributes.
14125 * config/arm/constraints.md (register_contraint "t"): Define.
14126 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14128 (register_constraint "x"): Define.
14129 (constraint "Dv"): Define.
14131 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14133 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14135 2007-07-03 Tom Tromey <tromey@redhat.com>
14137 * c-parser.c (objc_pq_context): Removed.
14138 (objc_need_raw_identifier): Likewise.
14139 (c_parser) <objc_pq_context>: New field.
14140 <objc_need_raw_identifier>: Likewise.
14141 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14142 (c_lex_one_token): Update.
14143 (c_parser_objc_protocol_definition): Update.
14144 (c_parser_objc_method_definition): Update.
14145 (c_parser_objc_methodproto): Update.
14146 (c_parser_declspecs): Update.
14148 2007-07-03 David Ung <davidu@mips.com>
14150 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14152 2007-07-03 David Ung <davidu@mips.com>
14153 Richard Sandiford <richard@codesourcery.com>
14155 * doc/invoke.texi: Document -march=74kf3_2.
14156 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14157 (TUNE_74K): Check for it.
14158 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14159 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
14160 * config/mips/mips.md (cpu): Add 74kf3_2.
14161 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
14162 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
14163 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
14164 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
14165 74kf3_2 to the CPU list.
14166 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
14167 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
14168 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
14169 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
14170 (r74kf3_2_fxfer_from_c1): New insn reservations.
14172 2007-07-03 Richard Sandiford <richard@codesourcery.com>
14173 David Ung <davidu@mips.com>
14175 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
14176 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
14177 and 74k[fx]. Document aliases for the new options.
14178 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
14179 (PROCESSOR_24KF2_1): ...this.
14180 (PROCESSOR_24KX): Rename to...
14181 (PROCESSOR_24KF1_1): ...this.
14182 (PROCESSOR_74KF): Rename to...
14183 (PROCESSOR_74KF2_1): ...this.
14184 (PROCESSOR_74KX): Rename to...
14185 (PROCESSOR_74KF1_1): ...this.
14186 (TUNE_74K): Update PROCESSOR_* names.
14187 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
14188 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
14189 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
14190 (mips_rtx_cost_data): Update processor names in comments.
14191 (mips_issue_rate): Update PROCESSOR_* names.
14192 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
14193 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
14194 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
14195 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
14196 Update cpu attribute names.
14197 (r24k_fpu_iss): Rename this reservation to...
14198 (r24kf2_1_fpu_iss): ...this and update all uses.
14199 (r24kx_fpu_iss): Rename this reservation to...
14200 (r24kf1_1_fpu_iss): ...this and update all uses.
14201 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
14202 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
14203 Update cpu attribute names.
14205 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
14207 * config/m32r/constraints.md: New file.
14208 * config/m32r/m32r.c: Include tm-constrs.h.
14209 (small_data_operand): Use satisfies_constraint_* instead of macro.
14210 (addr24_operand, gen_compare): Likewise.
14211 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
14212 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
14213 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14214 EXTRA_CONSTRAINT): Likewise.
14215 * config/m32r/m32r.md: Include constraints.md.
14216 (*movsi_insn): Use satisfies_constraint_* instead of macro.
14217 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
14218 * config/m32r/predicates.md (conditional_move_operand): Likewise.
14219 (two_insn_const_operand, int8_operand, uint16_operand,
14220 reg_or_int16_operand, reg_or_uint16_operand,
14221 reg_or_cmp_int16_operand, cmp_int16_operand,
14222 seth_add3_operand): Likewise.
14224 2007-07-03 Eric Christopher <echristo@gmail.com>
14226 * libgcc2.h: Conditionally declare __bswapsi2 and
14229 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14231 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14234 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14237 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14238 (__gthrw_pragma): Provide default definition.
14239 (__gthrw2): Use it.
14240 * gthr-posix.c (__gthrw_pragma): Define.
14242 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14244 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14245 before declaring inequality.
14247 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14249 * combine.c (recog_for_combine): Log the success or failure of
14250 matching new insn patterns against the machine description in
14253 2007-07-03 Revital Eres <eres@il.ibm.com>
14255 * ddg.c (print_sccs): New function.
14256 (check_sccs): New function.
14257 (create_ddg_all_sccs): Use it.
14258 * ddg.h (print_sccs): Declare.
14259 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14261 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14263 * targhooks.h (default_mode_for_suffix): New function declaration.
14264 * targhooks.c (default_mode_for_suffix): New default target hook.
14265 * target.h (struct c): New structure in the targetm struct.
14266 (mode_for_suffix): New target hook as part of struct c.
14267 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14268 default_mode_for_suffix.
14269 (TARGET_C): New define.
14270 * c-lex.c: Include "target.h".
14271 (interpret_float): Use targetm.c.mode_for_suffix to determine
14272 the mode for a given non-standard suffix.
14273 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14275 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14276 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14278 * doc/extend.texi (Floating Types): New node. Document __float80 and
14279 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14281 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14284 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14285 predicate instead of target_operand.
14286 (divsi3_i1_media, divsi3_media_2): Likewise.
14288 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14290 * tree.h (alias_sets_might_conflict_p): Rename into
14291 alias_sets_must_conflict_p.
14292 * alias.c (alias_sets_might_conflict_p): Likewise.
14293 (alias_sets_conflict_p): Use it.
14294 (objects_must_conflict_p): Likewise.
14295 * c-common.c (strict_aliasing_warning): Adjust.
14297 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14299 * rtlhooks.c (gen_lowpart_if_possible): Check for
14300 invalid subreg before calling gen_lowpart_SUBREG.
14302 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14304 * config/darwin9.h: Add copyright notice.
14305 (LINK_COMMAND_SPEC): Add comment.
14306 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14307 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14308 DARWIN_LIBSYSTEM_HAS_UNWIND.
14310 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14313 * omp-low.c (check_combined_parallel): New function.
14314 (lower_omp_parallel): Call it via walk_stmts, set
14315 OMP_PARALLEL_COMBINED if appropriate.
14316 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14317 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14318 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14319 don't consider it as combined parallel.
14321 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14323 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14324 (gcc_tooldir): Likewise.
14325 * configure: Regenerate.
14326 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14327 old configure.ac gcc_tooldir setting.
14328 (prefix_to_exec_prefix): New variable.
14329 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14330 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14332 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14334 Fix PR tree-optimization/32583
14335 Fix PR tree-optimization/32584
14336 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14337 (phi_translate_set): Use phi_translate directly now.
14338 (make_values_for_stmt): Don't value number RHS if we already know
14341 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14342 Jim Wilson <wilson@specifix.com>
14345 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14348 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
14349 Richard Sandiford <richard@codesourcery.com>
14350 Nigel Stephens <nigel@mips.com>
14352 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
14353 (mips16e_output_save_restore): Declare.
14354 (mips16e_save_restore_pattern_p): Likewise.
14355 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
14356 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
14357 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
14358 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
14359 (BITSET_P): New global macro, extracted from...
14360 (mips_for_each_saved_reg): ...here.
14361 (mips16e_save_restore_info): New struct.
14362 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
14363 (mips16e_save_restore_regs): New variable.
14364 (mips_split_plus, mips16e_find_first_register): New functions.
14365 (mips16e_mask_registers): New function.
14366 (compute_frame_size): Expand the commentary before the function.
14367 Enforce the MIPS16e save and restore register range restrictions.
14368 Pad the general register save area at the low end.
14369 (mips16e_save_restore_reg, mips16e_build_save_restore)
14370 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
14371 (mips16e_output_save_restore, mips16e_collect_propagate_value)
14372 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
14374 (mips_expand_prologue, mips_expand_epilogue): Handle
14375 GENERATE_MIPS16E_SAVE_RESTORE.
14376 * config/mips/mips.md (*mips16e_save_restore): New pattern.
14378 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
14380 PR tree-optimization/31966
14381 PR tree-optimization/32533
14382 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
14383 "basic_block" description as its third argument. Update function
14384 calls to get destination bb from "edge" argument. Save "cond" into
14385 aux field of the edge. Update prototype for changed arguments.
14386 (if_convertible_loop_p): Clear aux field of incoming edges if bb
14388 (find_phi_replacement_condition): Operate on incoming edges, not
14389 on predecessor blocks. If there is a condition saved in the
14390 incoming edge aux field, AND it with incoming bb predicate.
14391 Return source bb of the first edge.
14392 (clean_predicate_lists): Clean aux field of outgoing node edges.
14393 (tree_if_conversion): Do not initialize cond variable. Move
14394 variable declaration into the loop.
14395 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
14396 initializations of new_stmt, arg0 and arg1 variables.
14398 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14400 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
14401 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
14403 2007-07-02 Richard Guenther <rguenther@suse.de>
14405 * tree-ssa.c (useless_type_conversion_p): Document
14406 future intent as defining the middle-end type system.
14407 Re-structure to call langhook last, group by type class,
14408 mark questionable parts.
14410 2007-07-02 Richard Guenther <rguenther@suse.de>
14412 * tree-flow.h (types_compatible_p): Declare.
14413 * tree-ssa.c (types_compatible_p): New function.
14414 * ipa-type-escape.c (discover_unique_type): Use
14415 types_compatible_p instead of lang_hooks.types_compatible_p.
14416 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14417 * tree-vn.c (expressions_equal_p): Likewise.
14418 * tree.c (fields_compatible_p): Likewise.
14419 * tree-ssa-dom.c (avail_expr_eq): Likewise.
14420 (cprop_operand): Use useless_type_conversion_p instead of
14421 lang_hooks.types_compatible_p.
14422 * tree-inline.c (setup_one_parameter): Likewise.
14423 (declare_return_variable): Likewise.
14424 * tree-nrv.c (tree_nrv): Likewise.
14425 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14426 (maybe_fold_offset_to_component_ref): Likewise.
14427 (maybe_fold_offset_to_reference): Likewise.
14428 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14429 (merge_alias_info): Likewise.
14430 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14431 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14432 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14433 * tree-tailcall.c (find_tail_calls): Likewise.
14434 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14435 * gimplify.c (canonicalize_addr_expr): Likewise.
14436 (fold_indirect_ref_rhs): Likewise.
14437 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
14438 (cpt_same_type): Likewise.
14439 (check_pointer_types_r): Swap parameters to cpt_same_type
14441 * fold-const.c (fold_convert): Revert fix for PR15988.
14442 * tree-inline.c (setup_one_parameter): Instead fix it here by
14443 using fold_build1 instead of fold_convert and checking for
14444 error_mark_node. Convert only if the conversion is necessary.
14446 2007-07-02 Joseph Myers <joseph@codesourcery.com>
14448 * configure.ac: Check for .gnu_attribute on Power.
14449 * configure: Regenerate.
14450 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
14451 attribute for floating-point ABI.
14453 2007-07-02 Ira Rosen <irar@il.ibm.com>
14455 PR tree-optimization/32230
14456 PR tree-optimization/32477
14457 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
14458 address is a constant.
14460 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14462 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
14463 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
14464 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
14465 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
14466 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
14467 64-bit targets. Add support for *-elfoabi*.
14468 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
14469 different settings if $(tm_defines) does not select the EABI.
14470 (MULTILIB_EXCLUSIONS): Define in those circumstances.
14471 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
14472 (MIPS_ARCH_OPTION_SPEC): Likewise.
14473 (MIPS_ISA_LEVEL_SPEC): Likewise.
14474 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
14475 * config/mips/elfoabi.h: New file.
14477 2007-07-02 Richard Guenther <rguenther@suse.de>
14479 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
14480 (useless_type_conversion_p): ... this.
14481 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
14482 (useless_type_conversion_p): ... this.
14483 * builtins.c (fold_builtin_memory_op): Rename
14484 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
14485 * tree-cfg.c (verify_expr): Likewise.
14486 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
14487 * tree-ssa-ccp.c (ccp_fold): Likewise.
14488 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14489 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
14490 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14491 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
14492 * tree-ssa-pre.c (eliminate): Likewise.
14493 * tree-ssa.c (delete_tree_ssa): Likewise.
14494 (tree_ssa_useless_type_conversion): Likewise.
14495 * tree.c (build2_stat): Likewise.
14497 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14499 Fix PR tree-optimization/32571
14500 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
14503 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14505 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
14506 and other expected operations explicitly, change default to
14509 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14511 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
14513 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
14514 (tls_load_dot_plus_eight): Move the label number into the unspec.
14515 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
14517 2007-07-01 Andreas Schwab <schwab@suse.de>
14519 * dwarf2out.c (initial_return_save): Define only if used.
14521 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
14523 Unreverting Richard's Revert of:
14525 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14527 * dce.c (deletable_insn_p_1): New function, split out from...
14528 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14529 specially, not those inside PARALLELs. Remove BODY argument
14530 and adjust recursive call accordingly.
14531 (prescan_insns_for_dce): Update call to delete_insn_p.
14533 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
14534 Revital Eres <eres@il.ibm.com>
14536 * ddg.c (create_ddg_all_sccs): Fix missed
14537 initialization of scc_nodes.
14539 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
14541 PR middle-end/32559
14542 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
14543 X + ~X to 1 only for INTEGRAL_TYPE_P type.
14545 2007-06-30 Joseph Myers <joseph@codesourcery.com>
14547 * configure.ac: Check for .gnu_attribute on MIPS.
14548 * configure, config.in: Regenerate.
14549 * config/mips/mips.c (mips_file_start): If supported, output
14550 attribute for floating-point ABI.
14552 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14555 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14556 (ffs_cmove): New expander to expand using ctz pattern.
14557 (*ffs_cmove): Remove pattern.
14558 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14559 (ffsdi2): Expand using ctz pattern.
14560 (*ffs_rex64): Remove pattern.
14562 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14564 PR rtl-optimization/32296
14565 * pa.md (return): Delete pattern.
14566 (return_internal): Remove "(const_int 1)" from pattern.
14567 (epilogue): Use return_internal pattern for trivial returns.
14568 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
14569 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
14571 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14573 * tree-ssa-pre.c (is_exception_related): New function
14574 (can_value_number_operation): Use it.
14576 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14578 Fix PR tree-optimization/32540
14579 Fix PR tree-optimization/31651
14581 * tree-ssa-sccvn.c: New file.
14583 * tree-ssa-sccvn.h: Ditto.
14585 * tree-vn.c: Include tree-ssa-sccvn.h
14586 (val_expr_paid_d): Removed.
14587 (value_table): Ditto.
14588 (vn_compute): Ditto.
14589 (val_expr_pair_hash): Ditto.
14590 (val_expr_pair_expr_eq): Ditto.
14591 (copy_vuses_from_stmt): Ditto.
14592 (vn_delete): Ditto.
14594 (shared_vuses_from_stmt): Ditto.
14595 (print_creation_to_file): Moved up.
14596 (sort_vuses): Ditto.
14597 (sort_vuses_heap): Ditto.
14598 (set_value_handle): Make non-static.
14599 (make_value_handle): Ditto.
14600 (vn_add): Rewritten to use sccvn lookups.
14601 (vn_add_with_vuses): Ditto.
14602 (vn_lookup): Ditto (and second argument removed).
14603 (vn_lookup_with_vuses): Ditto.
14604 (vn_lookup_or_add): Ditto (and second argument removed);
14605 (vn_lookup_or_add_with_vuses): Ditto.
14606 (vn_lookup_with_stmt): New.
14607 (vn_lookup_or_add_with_stmt): Ditto.
14608 (create_value_handle_for_expr): Ditto.
14610 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
14611 (seen_during_translate): New function.
14612 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
14613 (phi_trans_add): Ditto.
14614 (constant_expr_p): FIELD_DECL is always constant.
14615 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
14616 Use constant_expr_p.
14617 Avoid infinite recursion on mutually valued expressions.
14618 Change callers of vn_lookup_or_add.
14619 (phi_translate): New function.
14620 (compute_antic_safe): Allow phi nodes.
14621 (create_component_ref_by_pieces): Update for FIELD_DECL change.
14622 (find_or_generate_expression): Rewrite slightly.
14623 (create_expression_by_pieces): Updated for vn_lookup_or_add
14625 Update VN_INFO for new names.
14626 (insert_into_preds_of_block): Update for new names.
14627 (add_to_exp_gen): New function.
14628 (add_to_sets): Use vn_lookup_or_add_with_stmt.
14629 (find_existing_value_expr): Rewrite to changed vn_lookup.
14630 (create_value_expr_from): Ditto, and use add_to_exp_gen.
14631 (try_look_through_load): Removed.
14632 (try_combine_conversion): Ditto.
14633 (get_sccvn_value): New function.
14634 (make_values_for_phi): Ditto.
14635 (make_values_for_stmt): Ditto.
14636 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
14638 (init_pre): Update for SCCVN changes.
14640 (execute_pre): Ditto.
14642 * tree-flow.h (make_value_handle): Declare.
14643 (set_value_handle): Ditto.
14644 (sort_vuses_heap): Ditto.
14645 (vn_lookup_or_add_with_stmt): Ditto.
14646 (vn_lookup_with_stmt): Ditto.
14647 (vn_compute): Remove.
14649 (vn_delete): Ditto.
14650 (vn_lookup): Update arguments.
14652 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
14653 (tree-vn.o): Ditto.
14654 (tree-ssa-sccvn.o): New.
14655 (OBJS-common): Add tree-ssa-sccvn.o
14657 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14660 * c-typeck.c (build_external_ref): Don't mark as used if called
14662 * calls.c (rtx_for_function_call): Likewise.
14664 2007-06-30 Richard Sandiford <richard@codesourcery.com>
14668 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14670 * dce.c (deletable_insn_p_1): New function, split out from...
14671 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14672 specially, not those inside PARALLELs. Remove BODY argument
14673 and adjust recursive call accordingly.
14674 (prescan_insns_for_dce): Update call to delete_insn_p.
14676 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
14678 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
14679 (try_combine): Move potential calls to undo_all() so they happen
14680 before we commit to using the combined insns.
14682 2007-06-30 Jan Hubicka <jh@suse.cz>
14684 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
14687 2007-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
14689 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
14690 (cgraph_remove_unreachable_nodes): Likewise.
14691 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
14692 * ipa-inline.c (update_caller_keys): Cast according to the coding
14694 (cgraph_decide_recursive_inlining): Likewise.
14695 (cgraph_decide_inlining_of_small_function): Likewise.
14696 (try_inline): Likewise.
14697 (cgraph_decide_inlining_incrementally): Likewise.
14698 * ipa-pure-const.c (get_function_state): Likewise.
14699 (scan_function): Likewise.
14700 (analyze_function): Likewise.
14701 (static_execute): Likewise.
14702 * ipa-reference.c (scan_for_static_refs): Likewise.
14703 (merge_callee_local_info): Likewise.
14704 (analyze_function): Use type safe memory macros.
14705 (static_execute): Likewise. Cast according to the coding conventions.
14706 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
14708 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
14710 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
14711 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
14714 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14716 PR middle-end/30024
14717 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
14718 for complex modes (both int and real).
14720 2007-06-29 Jan Hubicka <jh@suse.cz>
14722 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
14724 2007-06-29 Jan Hubicka <jh@suse.cz>
14726 PR middle-end/32372
14727 * cse.c (cse_insn): Avoid invalid sharing in between register note and
14730 2007-06-29 Anatoly Sokolov <aesok@post.ru>
14733 * config/avr/avr.c: Include dataflow header file.
14734 (expand_prologue): Adjust for prologue insn change.
14735 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
14738 2007-06-29 Richard Guenther <rguenther@suse.de>
14740 PR middle-end/32493
14741 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
14742 during type verification.
14744 2007-06-29 Jan Hubicka <jh@suse.cz>
14746 * recog.c (validate_change_rtx_1): Unshare TO argument.
14748 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
14750 PR tree-optimization/24659
14751 * tree-vect-transform.c (vectorizable_call): Handle
14752 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14754 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
14755 * config/i386/i386.c (enum ix86_builtins)
14756 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
14757 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
14759 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
14760 const using def_builtin_const.
14761 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
14762 input operands in the same modes as the result.
14763 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14765 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14767 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14768 (df_set_dead_notes_for_mw): Likewise.
14770 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14772 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14774 2007-06-28 DJ Delorie <dj@redhat.com>
14776 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14778 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14780 * doc/invoke.texi (C++ Dialect Options): Document
14781 fvisibility-ms-compat.
14782 * c.opt (fvisibility-ms-compat): New.
14784 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14787 * tree-affine.c (aff_combination_add_elt): Handle
14788 pointer addition specially.
14790 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14792 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14793 decl is non-external for AIX ABI.
14795 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14797 * config/rs6000/predicates.md (current_file_function_operand):
14798 Ensure the symbol is non-external for AIX ABI.
14800 2007-06-28 Nick Clifton <nickc@redhat.com>
14802 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14803 (fdce, fdse, fpredictive-commoning): Likewise.
14805 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14808 * gcc.c (process_command): Recognize the new -static-libgfortran
14811 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14814 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14815 Use a call clobbered hard reg instead of a pseudo reg.
14817 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14819 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14821 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14824 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14825 REG_LIBCALL and REG_RETVAL notes.
14826 (divsi3, mulsi3): Likewise.
14827 (mulhisi3): Likewise. Use emit_libcall_block.
14828 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14830 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14832 PR rtl-optimization/32481
14833 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14835 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14837 * dce.c (deletable_insn_p_1): New function, split out from...
14838 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14839 specially, not those inside PARALLELs. Remove BODY argument
14840 and adjust recursive call accordingly.
14841 (prescan_insns_for_dce): Update call to delete_insn_p.
14843 2007-06-27 Richard Guenther <rguenther@suse.de>
14845 PR middle-end/32492
14846 * tree.h (fold_convertible_p): Declare.
14847 * fold-const.c (fold_convertible_p): New function.
14848 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14849 instead of lang_hooks.types_compatible_p.
14851 2007-06-26 Jan Hubicka <jh@suse.cz>
14853 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14854 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14855 early use validate_unshare_change.
14856 (reload_combine): Likewise.
14857 * recog.c (change_t): New field unshare.
14858 (validate_change_1): Rename from validate_change; add argument unshare.
14859 (validate_change): Turn into wrapper of validate_change_1; update
14860 prototype for bools.
14861 (validate_unshare_change): New.
14862 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14863 calls of df_insn_rescan.
14864 * recog.h (validate_change): Replace ints by bools.
14865 (validate_unshare_change): Declare.
14867 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14869 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14871 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14873 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14875 2007-06-25 Jan Hubicka <jh@suse.cz>
14877 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14879 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14880 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14881 places other call site specific checks are performed.
14883 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14886 * tree-vect-transform.c (vectorizable_operation): Convert
14887 POINTER_PLUS_EXPR over to PLUS_EXPR.
14889 2007-06-25 Chao-ying Fu <fu@mips.com>
14891 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14892 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14893 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14894 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14896 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14897 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14898 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14899 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14900 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14901 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14902 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14903 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14904 ALL_FIXED_POINT_MODE_P): New define.
14905 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14907 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14909 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14910 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14911 MODE_VECTOR_UACCUM): New mode classes.
14913 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14914 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14915 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14918 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14919 (blank_mode): Initialize ibit and fbit.
14920 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14921 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14923 (new_adjust): Change required_class to required_class_from and
14924 required_class_to for testing within a range.
14925 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14926 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14927 MODE_VECTOR_UACCUM.
14928 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14929 (make_fixed_point_mode): New.
14930 (_ADD_ADJUST): Change C to C1 and C2.
14931 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14932 use a range for machine classes.
14933 (ADJUST_IBIT, ADJUST_FBIT): New.
14934 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14936 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14937 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14938 Emit adjustment for ibit and fbit.
14939 (emit_mode_ibit, emit_mode_fbit): New.
14940 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14942 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14944 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14945 as the source of the set.
14947 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14949 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14950 FP_REGNO_P): Use IN_RANGE.
14951 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14952 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14953 (DATA_REG_P): Use DATA_REGNO_P.
14954 (FP_REG_P): Use FP_REGNO_P.
14955 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14956 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14957 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14959 2007-06-24 Jan Hubicka <jh@suse.cz>
14961 PR middle-end/30563
14962 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14964 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14966 PR middle-end/32461
14967 * fold-const.c (fold_binary): Strip nops of operand 0
14968 of BIT_NOT_EXPR before calling operand_equal_p.
14969 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14970 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14972 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14974 * doc/extend.texi: Document that dllimport and dllexport imply
14975 default visibility.
14976 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14977 imported or exported declaration, including type declarations.
14978 * c-common.c (handle_visibility_attribute): Check for conflicts
14979 with dllimport/dllexport.
14980 (c_determine_visibility): Handle dllimport/dllexport as an
14981 explicit visibility atttribute.
14983 2007-06-23 Richard Guenther <rguenther@suse.de>
14985 PR tree-optimization/16876
14986 PR middle-end/29478
14987 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14989 * tree-inline.c (initialize_inlined_parameters): Do not call
14990 lang_hooks.tree_inlining.convert_parm_for_inlining.
14991 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14992 reason for mismatched types.
14993 * gimplify.c (gimplify_call_expr): Verify the call expression
14994 arguments match the called function type signature. Otherwise
14995 mark the call expression to be not considered for inlining
14996 using CALL_CANNOT_INLINE_P flag.
14997 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14998 edges call expression.
14999 (cgraph_decide_inlining_of_small_function): Likewise.
15000 (cgraph_decide_inlining): Likewise.
15001 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
15003 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
15004 * c-typeck.c (c_convert_parm_for_inlining): Remove.
15005 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
15006 Remove declaration.
15007 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
15008 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
15010 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
15011 convert_parm_for_inlining member.
15013 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
15016 * arm.md (negscc): Match the correct operand for optimized LT0 test.
15017 Remove optimization for GT.
15019 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
15021 PR middle-end/32437
15022 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
15024 (prescan_insns_for_dce): Add extra parameter.
15026 2007-06-23 Jan Hubicka <jh@suse.cz>
15028 PR middle-end/31541
15029 * gimplify.c (mark_addressable): New function.
15030 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
15032 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15034 PR middle-end/32374
15035 * expr.c (store_constructor): Do not clobber non-zeroed memory.
15037 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15040 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15041 moves between MMX/SSE registers to at least 8 units to prevent
15042 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15044 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15046 * config/i386/i386.c (override_options): Correct x86_sahf
15049 2007-06-21 David Daney <ddaney@avtrex.com>
15052 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15053 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15054 (exception_receiver): Renamed to ...
15055 (nonlocal_goto_receiver): ... this.
15057 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15059 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15060 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15061 partial register accesses.
15063 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15065 * fold-const.c (debug_fold_checksum): Move it under
15066 ENABLE_FOLD_CHECKING.
15068 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15070 PR middle-end/20623
15071 * tree.h (debug_fold_checksum): Declared.
15072 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15073 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15074 build_fold_addr_expr_with_type_1.
15075 (fold_addr_expr, debug_fold_checksum): New.
15076 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15077 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15078 Use fold_addr_expr.
15080 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15082 PR tree-optimization/19590
15083 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15084 of scev is a constant.
15086 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15088 * df-problems.c (df_note_bb_compute): Made computation of live
15089 info consistent with df_lr.
15091 2007-06-21 Richard Guenther <rguenther@suse.de>
15093 PR tree-optimization/32453
15094 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15095 for pointer anti-range.
15097 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15099 * config/i386/i386.c (processor_target_table): Increase maximum
15100 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15103 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15104 byte alignment if > 8 byte alignment is preferred.
15105 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15107 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15109 PR tree-optimization/31866
15110 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15111 if ASM_EXPR's input is not a SSA_NAME.
15113 PR middle-end/32362
15114 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15115 but decl is a global var, instead return decl.
15116 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15117 even for is_global_var decls, if they are private in some outer
15120 2007-06-21 Richard Guenther <rguenther@suse.de>
15122 PR tree-optimization/32451
15123 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15125 2007-06-21 Christian Bruel <christian.bruel@st.com>
15127 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15128 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15129 (push_regs): Changed saving order or banked registers.
15130 (sh_expand_epilogue): Likewise.
15131 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15132 (FIRST_BANKED_REG): Likewise.
15133 (LAST_BANKED_REG): Likewise.
15134 * config/sh/sh.md (banked) New attribute.
15135 (in_delay_slot): Check banked attribute.
15137 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15139 PR tree-optimization/32075
15140 * tree-data-ref.c (subscript_dependence_tester_1,
15141 analyze_miv_subscript, analyze_overlapping_iterations,
15142 add_distance_for_zero_overlaps, build_classic_dist_vector,
15143 subscript_dependence_tester_1, analyze_overlapping_iterations,
15144 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15145 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15146 to evolution_function_is_affine_multivariate_p.
15148 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15150 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15152 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15155 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15157 * config/m32c/prologue.md (epilogue_exitd_16): New.
15158 (epilogue_reit_16): New.
15159 (epilogue_exitd): Rename to epilogue_exitd_24.
15160 (epilogue_reit): Rename to epilogue_reit_24.
15162 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
15163 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15165 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
15167 * haifa-sched.c (queue_to_ready): Don't requeue next insn
15168 if dbg_cnt (sched_insn) reaches the limit.
15169 (choose_ready): New parameter INSN_PTR and new return value.
15170 (schedule_block): Handle dbg_cnt (sched_insn). Handle
15171 the new return value from choose_ready.
15172 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
15173 (rest_of_handle_global_alloc): New global_alloc_at_func.
15175 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
15177 PR tree-optimization/25737
15178 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
15179 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
15180 * tree-flow.h (struct fieldoff): Add new field alias_set.
15181 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
15182 argument addressable_type. Set alias_set of fieldoff.
15183 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
15184 (create_overlap_variables_for): Pass alias_set from fieldoff to
15186 * alias.c (get_alias_set): Use alias_set from SFT if set.
15188 2007-06-20 Hui-May Chang <hm.chang@apple.com>
15190 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
15191 of a variable as an unsigned HOST_WIDE_INT integer.
15193 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
15195 PR rtl-optimization/32405
15196 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
15198 2007-06-20 Jakub Jelinek <jakub@redhat.com>
15200 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
15202 PR middle-end/31959
15203 * builtins.c: Include diagnostic.h.
15204 (expand_builtin_expect): Make gcc_assert more permissive.
15205 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
15207 PR inline-asm/32109
15208 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
15211 PR middle-end/32285
15212 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
15213 if ACCUMULATE_OUTGOING_ARGS.
15215 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15217 * config/m68hc11/m68hc11.c: Include dataflow header file.
15218 (m68hc11_reorg): Port to dataflow.
15220 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15222 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15223 (struct df_problem.free_blocks_on_set_blocks): New field.
15224 (struct dataflow.optional_p): New field.
15225 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15226 (df_live_set_all_dirty): New function.
15227 * df-scan.c (df_scan_alloc): Initialize optional_p.
15228 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15229 * df-core.c (df_set_blocks): Removed use of
15230 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15231 df_problem.free_blocks_on_set_blocks to determine which blocks are
15233 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15234 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15235 uses dataflow.optional_p to determine if problem should be
15237 (rest_of_handle_df_initialize): Only start live problem if
15239 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15240 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15241 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15242 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15243 problem_NOTE): Initialize free_blocks_on_set_blocks.
15244 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15246 (df_live_set_all_dirty, df_note_alloc): New function.
15247 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15249 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15250 * postreload.c (reload_combine): Ditto.
15251 * cse.c (cse_extended_basic_block): Ditto.
15252 * regmove.c (mark_flags_life_zones): Ditto.
15253 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15254 erase_matching_seqs): Ditto.
15255 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15256 * integrate (allocate_initial_values): Ditto.
15257 * combine.c (reg_dead_at_p): Ditto.
15258 * resource.c (mark_target_live_regs): Ditto.
15259 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15260 * config/sh/sh.c (find_r0_life_regions): Ditto.
15261 * global.c (rest_of_handle_global_alloc): Only add back df_live
15263 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15264 df_live for -O > 1.
15265 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15267 (if_convert): Make sure df_live is there at -O == 1.
15268 (pass_if_after_combine): Cleanup flags.
15269 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15270 is there at -O == 1.
15272 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15274 * config/arm/arm.c (arm_get_frame_offsets): Set
15275 offsets->locals_base to avoid negative stack size.
15276 (thumb1_expand_prologue): Assert on negative stack size.
15278 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15280 PR tree-optimization/32367
15281 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15282 of the chrec has no evolution in that loop.
15283 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15285 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15287 * config/xtensa/xtensa.c: Include "df.h".
15288 (xtensa_builtin_saveregs): Use adjust_address instead of
15290 (xtensa_va_start): Invoke make_tree with sizetype for
15291 expand_builtin_saveregs and then convert the result to a pointer.
15292 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15293 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15294 Subtract argument size from index value as integers and then use
15295 POINTER_PLUS_EXPR to add the result to the array address.
15297 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15300 * config/m32c/m32c.c: Include dataflow header file.
15301 (m32c_emit_prologue): Adjust for prologue insn change.
15302 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15303 once inside a PARALLEL. Assume frame size passed in operand 0
15304 includes space to save the fb register.
15305 (prologue_enter_24): Likewise.
15306 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15308 2007-06-19 David Daney <ddaney@avtrex.com
15311 * config/mips/mips.md (cprestore): Mark $gp as used.
15313 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15316 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15317 (frv_ifcvt_modify_insn): Likewise.
15319 2007-06-19 Richard Guenther <rguenther@suse.de>
15321 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15322 only handle positive offsets that fit in a HOST_WIDE_INT.
15324 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15326 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15327 result of rsqrt insn for zero input argument to avoid NaN.
15329 2007-06-19 Richard Guenther <rguenther@suse.de>
15331 PR middle-end/31950
15332 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15334 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15336 PR tree-optimization/32353
15337 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15339 2007-06-19 Nick Clifton <nickc@redhat.com>
15341 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15343 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15346 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15347 * config/i386/i386.c (assign_386_stack_local): Assert that
15348 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
15349 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
15350 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
15351 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
15353 2007-06-18 Steve Ellcey <sje@cup.hp.com>
15355 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15357 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
15359 PR rtl-optimization/32321
15360 * gcse.c (replace_store_insn): Update the note before
15361 calling emit_insn_after.
15363 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15365 PR middle-end/32355
15366 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
15368 * df-problems.c (df_note_bb_compute): Fix dumping info.
15370 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
15372 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
15373 insn with emit_jump_insn.
15375 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15377 PR tree-optimization/32383
15378 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
15379 * targhooks.h (default_builtin_reciprocal): Update prototype.
15380 * target.h (struct gcc_target): Update builtin_reciprocal.
15381 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
15382 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
15383 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
15384 when fndecl is in BUILT_IN_MD class.
15385 (execute_convert_to_rsqrt): Ditto.
15387 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
15388 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15389 Convert BUILT_IN_SQRTF code only when md_fn is false.
15391 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
15393 * bt-load.c (move_btr_def): Fix the order of arguments
15394 to validate_replace_rtx.
15396 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
15398 * config/m68k/m68k-devices.def: Add 54450..54455.
15400 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
15402 PR rtl-optimization/32366
15403 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
15404 FLOAT_EXTEND]: Prevent non-scalar modes from entering
15407 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15409 PR middle-end/32349
15410 * modulo-sched (generate_reg_moves): Added rescan parameter and if
15411 this is true, rescan insn being modified.
15412 (sms_schedule): Added rescan parameter.
15413 (rest_of_handle_sms): Moved freeing of dominance info to before
15414 getting out of cfg_layout.
15416 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
15418 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
15419 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
15422 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
15423 FL_CF_EMAC from the entry for isac.
15425 * config/m68k/predicates.md (const_call_operand): Adjust comment.
15426 (const_sibcall_operand): New.
15427 (sibcall_operand): Use it.
15428 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
15429 (m68k_isas): ISAC does not imply FPU or EMAC.
15430 (override_options): Add ISA_C logic for symbolic jump & call.
15432 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15434 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
15435 return mode from the builtin itself.
15436 (sparc_fold_builtin): Fix cast of zero constant.
15438 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15440 * targhooks.c (default_builtin_reciprocal): New default target hook.
15441 * targhooks.h (default_builtin_reciprocal): Add prototype.
15442 * hooks.c (hook_tree_tree_bool_null): Remove hook.
15443 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
15444 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
15445 default_builtin_reciprocal.
15447 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15449 PR middle-end/31723
15450 * hooks.c (hook_tree_tree_bool_null): New hook.
15451 * hooks.h (hook_tree_tree_bool_null): Add prototype.
15452 * tree-pass.h (pass_convert_to_rsqrt): Declare.
15453 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
15454 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
15455 and convert it to reciprocal a*rfunc(b).
15456 (execute_convert_to_rsqrt): New function.
15457 (gate_convert_to_rsqrt): New function.
15458 (pass_convert_to_rsqrt): New pass definition.
15459 * target.h (struct gcc_target): Add builtin_reciprocal.
15460 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
15461 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
15462 TARGET_BUILTIN_RECIPROCAL.
15463 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
15465 * config/i386/i386.h (TARGET_RECIP): New define.
15466 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
15467 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15468 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15469 and not optimizing for size.
15470 (*rcpsf2_sse): New insn pattern.
15471 (*rsqrtsf2_sse): Ditto.
15472 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
15473 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15474 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15475 and not optimizing for size.
15476 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
15477 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15478 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15479 and not optimizing for size.
15480 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
15481 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15482 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15483 and not optimizing for size.
15484 (*sse_rsqrtv4sf2): Do not export.
15485 (sqrtv4sf2): Ditto.
15486 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
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 (sqrtv4sf2): Ditto.
15491 * config/i386/i386.opt (mrecip): New option.
15492 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
15493 (ix86_emit_swsqrtsf): Ditto.
15494 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
15495 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
15496 builtin definition.
15497 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
15498 ix86_expand_unop1_builtin.
15499 (ix86_emit_swdivsf): New function.
15500 (ix86_emit_swsqrtsf): Ditto.
15501 (ix86_builtin_reciprocal): New function.
15502 (TARGET_BUILTIN_RECIPROCAL): Use it.
15503 (ix86_vectorize_builtin_conversion): Rename from
15504 ix86_builtin_conversion.
15505 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
15506 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
15507 "i386 and x86_64 Options" section.
15508 (Intel 386 and AMD x86_64 Options): Document -mrecip.
15510 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15511 Zdenek Dvorak <dvorakz@suse.cz>
15512 Richard Guenther <rguenther@suse.de>
15513 Kaz Kojima <kkojima@gcc.gnu.org>
15515 * tree-vrp.c (compare_values_warnv): Convert val2 to
15517 (extract_range_from_assert): Create
15518 POINTER_PLUS_EXPR for pointer types.
15519 (extract_range_from_binary_expr): Handle
15520 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
15522 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
15523 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
15524 POINTER_PLUS_EXPR as PLUS_EXPR.
15525 (number_of_iterations_lt_to_ne):
15526 For pointer types, use sizetype when
15527 creating MINUS_EXPR/PLUS_EXPRs.
15528 (assert_loop_rolls_lt): For pointer types, use sizetype when
15529 creating MINUS_EXPR/PLUS_EXPRs.
15530 (number_of_iterations_le): Likewise.
15531 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
15532 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
15533 like PLUS_EXPR and MINUS_EXPR.
15534 * tree-pretty-print.c (dump_generic_node): Handle
15536 (op_prio): Likewise.
15537 (op_symbol_1): Likewise.
15538 * optabs.c (optab_for_tree_code): Likewise.
15539 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
15541 * tree-tailcall.c (process_assignment): Mention
15542 POINTER_PLUS_EXPR in a TODO comment.
15543 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
15544 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
15545 not used with a pointer and an integer type.
15546 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
15547 increment using chrec_convert_rhs instead of chrec_convert.
15548 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
15549 PLUS_EXPR except for the right hand side's type will be
15551 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
15552 (fold_used_pointer_cast): Kill.
15553 (pointer_offset_p): Kill.
15554 (fold_used_pointer): Kill.
15555 (pointer_used_p): Kill.
15556 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15557 call fold_used_pointer.
15558 (instantiate_parameters_1): Convert the increment
15559 using chrec_convert_rhs instead of chrec_convert.
15560 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15561 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
15562 instead of PLUS_EXPR.
15563 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
15564 PLUS_EXPR for pointers.
15565 (std_gimplify_va_arg_expr): Likewise.
15566 (fold_builtin_memory_op): Likewise.
15567 (fold_builtin_strstr): Likewise.
15568 (fold_builtin_strchr): Likewise.
15569 (fold_builtin_strrchr): Likewise.
15570 (fold_builtin_strpbrk): Likewise.
15571 (expand_builtin_memory_chk): Likewise.
15572 (fold_builtin_memory_chk): Likewise.
15573 (std_expand_builtin_va_start): Use
15574 sizetype for the call to make_tree and then convert
15575 to the pointer type.
15576 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
15577 instead of PLUS_EXPR for adding to a pointer.
15578 (std_gimplify_va_arg_expr): Use fold_build2 for
15579 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
15580 the operands to sizetype first and then cast the BIT_AND_EXPR
15581 back to the pointer type.
15582 * fold-const.c (build_range_check): Handle pointer types
15584 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
15585 of PLUS_EXPR's. Make sure the offset is converted to
15587 (try_move_mult_to_index): Strip the NOPs from the offset.
15588 Remove code argument and replace all uses with PLUS_EXPR.
15589 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
15590 specially. Don't use a pointer type for MINUS_EXPR.
15591 (fold_unary): Handle for (T1)(X op Y),
15592 only p+ as that is the only as that can be handled for
15593 binary operators now.
15594 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
15596 <case PLUS_EXPR>: Add folding of PTR+INT into
15598 Don't call try_move_mult_to_index.
15599 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
15600 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
15601 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
15602 Don't call try_move_mult_to_index.
15603 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
15604 (tree_expr_nonzero_p): Likewise.
15605 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
15606 of PLUS_EXPR for the complex expression folding.
15607 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
15608 first chrec is a pointer type, then the second should
15609 be sizetype and not the first's type.
15610 For POINTER_PLUS_EXPR, use a different right hand side type.
15611 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15612 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
15613 different right hand side type.
15614 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15615 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
15616 instead of PLUS_EXPR.
15617 When either operand is zero, convert the other operand.
15618 (chrec_apply): Use chrec_convert_rhs
15619 on the argument x instead of chrec_convert.
15620 (reset_evolution_in_loop): For pointer types, the new_evol
15621 should be sizetype.
15622 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
15623 different right hand side type.
15624 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15625 (chrec_convert_rhs): New function.
15626 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
15627 different right hand side type.
15628 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15629 * tree-chrec.h (chrec_convert_rhs): New prototype.
15630 (build_polynomial_chrec): For pointer types, the right hand
15631 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
15632 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
15633 Remove subtraction case as it is always addition now.
15634 Make sure the offset is converted to sizetype.
15635 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
15636 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
15637 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
15638 PLUS_EXPR in pointer type.
15639 Handle POINTER_PLUS_EXPR.
15640 (tree_to_aff_combination): Likewise.
15641 (force_expr_to_var_cost): Likewise.
15642 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
15643 instead of PLUS_EXPR for pointers.
15644 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
15645 instead of PLUS_EXPR of pointer types.
15646 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
15648 (check_va_list_escapes): Likewise.
15649 (check_all_va_list_escapes): Likewise.
15650 * dwarf2out.c (loc_descriptor_from_tree_1):
15651 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
15652 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
15653 (string_constant): Likewise.
15654 * tree-ssa-address.c (tree_mem_ref_addr): When adding
15655 the offset to the base, use POINTER_PLUS_EXPR.
15656 (add_to_parts): Convert the index to sizetype.
15657 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
15658 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
15659 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
15660 Offset only holds something for PLUS_EXPR.
15661 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
15663 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
15665 (analyze_accesses_for_modify_stmt): Likewise.
15666 Remove comment about the type being integral type as it is
15668 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
15670 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
15672 Correct the type which the artimentic is done in (is now
15675 * tree-data-ref.c (split_constant_offset): Handle
15677 * tree-affine.c (tree_to_aff_combination): Likewise.
15678 * c-typeck.c (build_unary_op): For pointers create the increment
15679 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
15681 * gimplify.c (gimplify_self_mod_expr): Create a
15682 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15683 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
15684 * tree.def (POINTER_PLUS_EXPR): New tree code.
15685 * tree-predcom.c (ref_at_iteration): If we have a pointer
15686 type do the multiplication in sizetype.
15687 * tree-mudflap.c (mf_xform_derefs_1): Create a
15688 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15689 * tree-ssa-forwprop.c
15690 (forward_propagate_addr_into_variable_array_index):
15691 Don't expect there to be a cast for the index as that
15692 does not exist anymore.
15693 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
15694 instead of PLUS_EXPR.
15695 Don't check for the first operand of the POINTER_PLUS_EXPR
15696 was the index as it cannot be.
15697 Call forward_propagate_addr_into_variable_array_index with
15698 the SSA_NAME instead of the statement.
15699 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
15700 (compare_constant): Likewise.
15701 (copy_constant): Likewise.
15702 (compute_reloc_for_constant): Likewise.
15703 (output_addressed_constants): Likewise.
15704 (initializer_constant_valid_p): Likewise.
15705 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
15706 Convert the MIN/MAX of the inner type to the outer
15707 type before comparing them.
15708 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
15709 POINTER_PLUS_EXPR instead of PLUS_EXPR.
15710 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
15711 of PLUS_EXPR for pointers.
15712 * tree-inline.c (estimate_num_insns_1): Handle
15714 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
15715 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15716 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
15717 instead of PLUS_EXPR for the pointer increment statement.
15718 (vect_update_ivs_after_vectorizer): For pointer types, create
15719 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
15720 MULT_EXPR in sizetype.
15721 (vect_gen_niters_for_prolog_loop): Add a cast when creating
15723 * tree-object-size.c (plus_expr_object_size): Handle
15724 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
15725 code which is trying to figure out which side is a pointer and
15727 (check_for_plus_in_loops_1): Likewise.
15728 (check_for_plus_in_loops): Likewise.
15729 * c-common.c (pointer_int_sum): Create a
15730 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15731 * tree-ssa-structalias.c (handle_ptr_arith): Handle
15732 only POINTER_PLUS_EXPR. Removing all the extra
15733 code which is trying to figure out which side is a pointer and
15735 * tree-cfg.c (verify_expr): Add extra checking for pointers and
15736 PLUS_EXPR and MINUS_EXPR.
15737 Also add checking to make sure the operands of POINTER_PLUS_EXPR
15739 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
15740 with make_tree, instead of a pointer type.
15741 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
15742 for pointers instead of PLUS_EXPR.
15743 (s390_gimplify_va_arg): Likewise.
15744 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
15745 instead of PLUS_EXPR when doing addition on pointer
15746 types. Use sizetype for the second operand.
15747 (spu_gimplify_va_arg_expr): Likewise.
15748 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
15749 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
15750 a pointer. Don't create a BIT_AND_EXPR for pointer types.
15751 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
15752 for the pointer addition and also use size_int/sizetype
15754 (ix86_gimplify_va_arg): Likewise.
15755 Perform BIT_AND_EXPR on sizetype arguments.
15756 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
15757 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
15758 for the pointer additions and also use size_int for the offsets.
15759 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
15760 additions and also use size_int for the offsets. Perform
15761 BIT_AND_EXPR on sizetype arguments.
15762 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15763 POINTER_PLUS_EXPR for pointers and create the
15764 BIT_AND_EXPR in sizetype.
15765 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15766 instead of PLUS_EXPR for pointer addition.
15767 (rs6000_va_start): Likewise.
15768 Also use sizetype for the offset.
15769 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15770 as PLUS_EXPR/MINUS_EXPR.
15771 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15772 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15773 Don't use BIT_AND_EXPR on a pointer type, convert the
15774 expression to sizetype first.
15775 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15777 (mips_gimplify_va_arg_expr): Likewise.
15778 Don't create BIT_AND_EXPR in a pointer type.
15780 2007-06-15 Eric Christopher <echristo@apple.com>
15782 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15783 (x86_64-*-darwin*): Ditto.
15784 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15787 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15789 * doc/extend.texi: Document behavior of __attribute__((aligned))
15792 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15794 * rtlanal.c (note_stores): Improve documentation.
15796 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15798 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15799 LOCAL_LABEL_PREFIX): Delete.
15800 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15801 (bfin_internal_label): Delete.
15803 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15805 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15806 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15807 otherwise define to LIBGCC2_TF_CEXT.
15808 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15809 (LIBGCC_TF_CEXT): Ditto.
15812 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15814 PR rtl-optimization/32339
15815 * df-scan.c (df_uses_record): Don't modify flags but just add to
15816 it for df_ref_record.
15818 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15820 * tree-mudflap.c: Fix whitespace issues.
15822 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15824 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15826 2007-06-14 Eric Christopher <echristo@apple.com>
15828 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15829 (movv4sf): Use gcc_unreachable instead of abort.
15831 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15834 * config/i386/sfp-machine.h (CMPtype): New define.
15835 (mach stubs): Use CMPtype instead of int as a return type.
15837 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15839 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15840 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15841 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15842 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15843 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15844 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15845 config/soft-fp/soft-fp.h: Update from glibc CVS.
15847 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15849 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15851 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15854 * config/v850/v850.c: Include dataflow header file.
15855 (substitute_ep_register): Fix typo.
15857 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15859 * configure.ac: Fix earlier checkin.
15860 * configure: Regenerated.
15862 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15864 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15865 * aclocal.m4: Regenerate.
15866 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15867 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15868 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15869 * configure: Regenerate.
15870 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15872 * Makefile.in (quickstrap): Build libgcc too.
15874 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15876 * configure.ac: Add --enable-checking=df. Explicitly mention that
15877 the variables are initialized as for "release".
15878 * df-core.c: Use it.
15879 * configure: Regenerate.
15880 * config.in: Regenerate.
15882 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15884 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15885 validate_replace_rtx instead of replace_rtx.
15886 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15888 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15890 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15891 (DWARF2_UNWIND_INFO): Override default if configured with
15893 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15894 (ENDFILE_SPEC): Add crtend.o.
15895 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15896 (ENDFILE_SPEC): Add crtend.o.
15897 (TARGET_USE_JCR_SECTION): Define.
15898 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15900 * config/i386/cygming-crtbegin.c: New file.
15901 * config/i386/cygming-crtend.c: New file.
15903 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15905 * config/i386/w32-unwind.h: New file.
15907 2007-06-13 Eric Christopher <echristo@apple.com>
15909 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15910 the user set a value below STACK_BOUNDARY.
15912 2007-06-13 Thiemo Seufer <ths@networkno.de>
15914 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15915 imply -lpthread for -pthread.
15917 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15919 * basic-block.h: Remove the prototype for
15920 free_basic_block_vars.
15921 * cfglayout.h: Remove the prototype for
15922 insn_locators_initialize.
15923 * tree.h: Remove the prototype for emit_line_note.
15925 * tree-ssa-pre.c (mergephitemp): Remove.
15926 (init_pre): Don't use mergephitemp.
15928 2007-06-13 Eric Christopher <echristo@apple.com>
15930 * config/i386/i386.c (override_options): If we've specified
15931 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15933 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15935 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15938 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15940 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15941 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15942 (eh_store_handler): New pattern.
15943 (eh_return): Emit it instead of a plain move.
15945 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15947 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15948 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15949 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15952 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15954 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15955 (find_next_insn_start, find_load): New functions.
15956 (bfin_reorg): Use them to deal with the fact that parallel insns are
15957 no longer represented as a SEQUENCE.
15959 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15961 * config/sparc/sparc.c (sparc_override_options): Initialize
15962 fpu mask correctly.
15964 2007-06-13 Dave Korn <dave.korn@artimi.com>
15966 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
15968 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15970 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15971 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15972 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15973 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15974 tree-vect-transform.c: Fix comment typos. Follow spelling
15977 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15979 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15980 to the exit block use set.
15981 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15982 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15983 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15985 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15987 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15988 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15989 to indicate an error.
15990 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15992 (dbg_cnt_process_opt): Print an error on a bad argument.
15993 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15994 * common.opt (-fdbg-cnt-list): New.
15995 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15997 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15999 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
16000 flag on ref-all pointers.
16002 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
16004 PR middle-end/31579
16005 * expr.c (expand_expr_addr_expr_1): Call expand_expr
16006 for the offset with the modifier as EXPAND_INITIALIZER
16007 if the modifier is EXPAND_INITIALIZER.
16008 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
16009 a register if we had an overflow.
16011 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16013 * real.c (real_isfinite): New.
16014 (real_sqrt): Use it.
16015 * real.h (real_isfinite): New.
16016 * builtins.c: Use it.
16018 2007-06-12 Ian Lance Taylor <iant@google.com>
16019 Daniel Berlin <dberlin@dberlin.org>
16022 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
16023 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
16024 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
16025 (DECL_NO_TBAA_P): Define.
16026 (struct tree_decl_common): Add no_tbaa_flag field.
16027 * tree-ssa-structalias.c (struct variable_info): Add
16028 no_tbaa_pruning field.
16029 (new_var_info): Initialize no_tbaa_pruning field.
16030 (unify_nodes): Copy no_tbaa_pruning field.
16031 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16032 (dump_solution_for_var): Print no_tbaa_pruning flag.
16033 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
16035 (compute_tbaa_pruning): New static function.
16036 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
16037 Call compute_tbaa_pruning.
16038 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16039 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16040 * gimple-low.c (lower_stmt): Likewise.
16041 * tree-gimple.c (is_gimple_stmt): Likewise.
16042 * tree-ssa-operands.c (get_expr_operands): Likewise.
16043 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16044 * tree-inline.c (estimate_num_insns_1): Likewise.
16045 (copy_result_decl_to_var): Likewise.
16046 * expr.c (expand_expr_real_1): Likewise.
16047 * tree-pretty-print.c (dump_generic_node): Likewise.
16048 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16049 * omp-low.c (omp_copy_decl_2): Likewise.
16050 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16051 * doc/c-tree.texi (Expression trees): Document
16052 CHANGE_DYNAMIC_TYPE_EXPR.
16054 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16056 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16057 with !HONOR_NANS and !HONOR_INFINITIES.
16058 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16060 2007-06-12 Tristan Gingold <gingold@adacore.com>
16062 * gcov.c: Comments updated.
16063 (source_info): Add file_time field.
16064 (source_index): New variable.
16065 (mutiple_files): New variable.
16066 (generate_results): New function extracted from process_file.
16067 (process_file): Save and restore chain of functions, generate
16068 results and free structures only if not merging results.
16069 (release_structures): File names are now freed in create_file_names
16070 (create_file_names): Free previous file names.
16071 (find_source): File date is now read here and modifications in
16072 source files is checked here.
16073 (read_graph_file): Only reverse order of functions for the current
16075 (make_gcov_file_name): Do not generate long names if input_name is
16077 (output_lines): If merging results do not display graph, data and
16079 Checking source file modification is done in find_source.
16081 * doc/gcov.texi: Append an s to sourcefile.
16083 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16085 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16086 (forced_nop): New pattern.
16087 * config/bfin/bfin.c: Include "df.h".
16088 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16089 (bfin_discover_loop): Use df_get_live_in instead of
16090 global_live_at_start.
16091 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16092 df_analyze when done.
16093 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16094 the insns. Use QImode for the final insn in a bundle. Call
16095 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16097 (reorder_var_tracking_notes): New function.
16098 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16099 update_life_info. Call df_analyze after scheduling and bundle
16100 generation. Call reorder_var_tracking_notes if generating these
16101 notes. Call df_finish_pass at the end.
16103 2007-06-12 Dirk Mueller <dmueller@suse.de>
16105 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16106 a comparison, not an assignment.
16108 2007-06-12 Olivier Hainque <hainque@adacore.com>
16110 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16111 Request walking the subtrees only, leaving the current is_lhs/val_only
16113 (convert_non_local_reference): Likewise.
16115 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16117 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16119 2007-06-12 Richard Guenther <rguenther@suse.de>
16121 PR tree-optimization/15353
16122 PR tree-optimization/31657
16123 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16124 * timevar.def: Add TV_TREE_IFCOMBINE.
16125 * tree-pass.h (pass_tree_ifcombine): Declare.
16126 * tree-ssa-ifcombine.c: New file.
16127 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16128 * tree-flow.h (blocks_in_phiopt_order): Declare.
16129 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16130 (tree-ssa-ifcombine.o): New dependencies.
16132 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16134 PR rtl-optimization/32293
16135 * combine.c (simplify_if_then_else): Truncate return from
16136 nonzero_bits() to correct mode.
16138 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16140 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16141 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16143 2007-06-11 Diego Novillo <dnovillo@google.com>
16145 * Makefile.in (reload1.o-warn): Remove.
16147 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16149 * combine.c (subst): Use reg_overlap_mentioned_p
16150 instead of comparing register numbers directly.
16152 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16154 * reload1.c (mark_home_live_1): Use the mode parameter.
16156 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16158 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16159 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
16161 * df-core.c: Ditto.
16163 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
16165 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
16167 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16169 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
16170 from integer registers.
16171 (FP mode splitters): Handle TFmode.
16173 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
16175 * tree-ssa-structalias.c (find_what_p_points_to): Return false
16176 for ref-all pointers that point-to anything.
16178 2007-06-11 Joseph Myers <joseph@codesourcery.com>
16180 * config/arm/arm.c (arm_output_dwarf_dtprel,
16181 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
16183 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
16185 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
16186 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
16189 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
16191 * tree.c (signed_or_unsigned_type_for): New.
16192 (unsigned_type_for): Use signed_or_unsigned_type_for.
16193 (signed_type_for): Use signed_or_unsigned_type_for.
16194 * tree.h (signed_or_unsigned_type_for): New.
16195 (get_signed_or_unsigned_type): Remove.
16196 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
16197 lang_hooks.types.signed_type
16198 (size_diffop): Likewise.
16199 (all_ones_mask_p): Likewise.
16200 (build_range_check): Likewise.
16201 (fold_cond_expr_with_comparison): Likewise.
16202 (fold_cond_expr_with_comparison): Likewise.
16203 (unextend): Likewise.
16204 (extract_muldiv_1): Likewise.
16205 (fold_single_bit_test_into_sign_test): Likewise.
16206 (fold_binary): Likewise.
16207 (fold_ternary): Likewise.
16208 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
16209 instead of get_signed_or_unsigned_type.
16210 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
16211 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16212 * expr.c (signed_or_unsigned_type_for): Use
16213 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
16214 * langhooks.c (get_signed_or_unsigned_type): Remove.
16215 (lhd_signed_or_unsigned_type): Remove.
16216 * langhooks.h (lang_hooks_for_types): Remove signed_type and
16217 signed_or_unsigned_type.
16218 (lhd_signed_or_unsigned_type): Remove.
16219 * expmed.c (make_tree): Use signed_type_for instead of
16220 lang_hooks.types.signed_type.
16221 * c-common.c (same_scalar_type_ignoring_signedness): Use
16222 c_common_signed_type instead of lang_hooks.types.signed_type.
16223 (c_common_unsigned_type): New.
16224 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16225 (shorten_compare): Use c_common_unsigned_type instead of
16226 c_common_signed_or_unsigned_type.
16227 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16229 * convert.c (convert_to_integer): Use signed_type_for instead of
16230 lang_hooks.types.signed_type.
16231 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16232 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16233 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16234 * c-format.c (check_format_types): Use c_common_unsigned_type
16235 instead of unsigned_type_for.
16236 * c-decl.c (groakdeclarator): Likewise.
16237 * c-typeck.c (convert_for_assignment): Likewise.
16238 * c-common.h (c_common_unsigned_type): New.
16240 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16243 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16244 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16246 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16248 PR middle-end/32279
16249 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16250 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16252 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16253 Sebastian Pop <sebpop@gmail.com>
16255 * lambda-code.c (remove_iv): New.
16256 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16258 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16260 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16261 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16262 * tree-ssa-loop-prefetch.c: Include optabs.h.
16263 (FENCE_FOLLOWING_MOVNT): New macro.
16264 (struct mem_ref): Add independent_p and storent_p fields.
16265 (record_ref): Initalize the new fields.
16266 (gather_memory_references_ref): Return true if the reference
16268 (gather_memory_references): Check whether all memory accesses
16269 in loop were recorded.
16270 (should_issue_prefetch_p): Return false for nontemporal stores.
16271 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16272 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16273 (determine_loop_nest_reuse): Detect independent memory references.
16274 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16275 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16276 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16277 * config/i386/i386.h (x86_mfence): Declare.
16278 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16279 * config/i386/i386.c (x86_mfence): New variable.
16280 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16282 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16283 * optabs.c (init_optabs): Initialize storent_optab.
16284 * optabs.h (enum optab_index): Add OTI_storent.
16285 (storent_optab): Declare.
16286 * genopinit.c (optabs): Add initialization for storent_optab.
16287 * tree.h (MOVE_NONTEMPORAL): New macro.
16288 * expr.c (expand_assignment, store_expr, store_constructor_field,
16289 store_constructor, store_field, expand_expr_real_1): Propagate
16290 nontemporality of the expanded store.
16291 (emit_storent_insn): New function.
16292 * expr.h (expand_assignment, store_expr): Declaration changed.
16293 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16294 to expand_assignment.
16295 * stmt.c (expand_asm_expr): Ditto.
16296 * calls.c (initialize_argument_information): Pass false as
16297 nontemporality to store_expr.
16298 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16301 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16303 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16305 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16307 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16309 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16310 and allow DECL_P here.
16312 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16314 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16315 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16316 track of the size of the expression.
16317 * cfghooks.c (merge_blocks): Remove block from loops structure only
16318 after call of the merge_blocks hook.
16320 2007-06-09 Tom Tromey <tromey@redhat.com>
16322 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16323 (deprecated_state): Removed.
16324 (start_decl): Update.
16325 (enum deprecated_states): Moved earlier.
16326 (groktypename): Update.
16327 (push_parm_decl): Likewise.
16328 (grokfield): Likewise.
16329 (start_function): Likewise.
16331 2007-06-09 Ian Lance Taylor <iant@google.com>
16333 PR tree-optimization/32169
16334 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16335 CONVERT_EXPR, check whether min and max both converted to an
16336 overflow infinity representation.
16338 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16340 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16341 not inserted on the edge.
16343 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16345 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16346 instructions if they are supported.
16347 (__divsi3, __umodsi3, __modsi3): Likewise.
16348 (__ashldi3, __ashrdi3, __lshrdi3): New.
16349 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
16351 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
16352 Tony Linthicum <tony.linthicum@amd.com>
16354 * doc/invoke.texi: Add fvect-cost-model flag.
16355 * common.opt (fvect-cost-model): New flag.
16356 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
16357 cost fields in stmt_vec_info struct for STMT.
16358 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
16359 fields in stmt_vec_info struct and access functions for the same.
16360 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
16361 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
16362 load, store and vector to scalar operation.
16363 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
16364 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
16365 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
16366 (TARG_VEC_STORE_COST): Define cost of vector store.
16367 (vect_estimate_min_profitable_iters): Define new function.
16368 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
16369 check to evaluate if loop iterations are less than minimum profitable
16370 iterations determined by cost model or minimum vect loop bound defined
16371 by user, whichever is more conservative.
16372 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
16373 run-time check to evaluate if loop iterations are less than minimum
16374 profitable iterations determined by cost model or minimum vect loop
16375 bound defined by user, whichever is more conservative.
16376 (vect_estimate_min_profitable_iterations): New function to estimate
16377 mimimimum iterartions required for vector version of loop to be
16378 profitable over scalar version.
16379 (vect_model_reduction_cost): New function.
16380 (vect_model_induction_cost): New function.
16381 (vect_model_simple_cost): New function.
16382 (vect_cost_strided_group_size): New function.
16383 (vect_model_store_cost): New function.
16384 (vect_model_load_cost): New function.
16385 (vectorizable_reduction): Call vect_model_reduction_cost during
16387 (vectorizable_induction): Call vect_model_induction_cost during
16389 (vectorizable_load): Call vect_model_load_cost during analysis phase.
16390 (vectorizable_store): Call vect_model_store_cost during analysis phase.
16391 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
16392 vectorizable_promotion, vectorizable_demotion): Call
16393 vect_model_simple_cost during analysis phase.
16395 2007-06-08 Simon Baldwin <simonb@google.com>
16397 * reg-stack.c (get_true_reg): Readability change. Moved default case
16398 label into direct switch statement scope.
16400 2007-06-08 Simon Baldwin <simonb@google.com>
16402 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
16403 in gcc_assert() with '==' comparison.
16405 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16407 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
16408 TARGET_ABM handling of x86_popcnt variable.
16410 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16412 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
16413 __builtin_copysignq and __builtin_infq built-in functions.
16415 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16417 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
16418 SSE4.2 section. Correct built-in function names in SSE4A section.
16420 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16422 PR tree-optimization/32243
16423 * tree-vect-transform.c (vectorizable_type_promotion): Move check
16424 for ncopies after ratio check between nunits_out and nunits_in.
16425 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
16427 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
16429 PR tree-optimization/32224
16430 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
16431 vectorization upon a non GIMPLE_MODIFY_STMT.
16433 2007-06-08 Christian Bruel <christian.bruel@st.com>
16436 * config/sh/sh.md (doloop_end): New pattern and splitter.
16437 * loop-iv.c (simple_rhs_p): Check for hardware registers.
16439 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
16441 PR middle-end/32209
16442 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
16444 (verify_dominators): Do not change dominance tree.
16446 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16448 * config/sh/constraints.md: New file.
16449 * config/sh/sh.c: Include tm-constrs.h.
16450 (reg_class_from_letter): Remove.
16451 (prepare_cbranch_operands): Use satisfies_constraint_*
16452 function instead of macro.
16453 (andcosts, broken_move, sh_secondary_reload): Likewise.
16454 * config/sh/predicates.md (trapping_target_operand): Likewise.
16455 (and_operand, arith_operand, arith_reg_or_0_operand,
16456 cmp_operand, logical_operand, target_operand,
16457 ua_address_operand, ua_offset, xor_operand): Likewise.
16458 * config/sh/sh.md: Include constraints.md.
16459 (*movsicc_t_false): Use satisfies_constraint_* function
16461 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
16462 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
16463 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
16464 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
16465 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
16466 (REG_CLASS_FROM_CONSTRAINT): Remove.
16467 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
16468 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
16469 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
16470 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
16471 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16472 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
16473 function instead of macro.
16474 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
16475 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
16476 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
16477 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
16478 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
16479 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
16480 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
16481 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
16482 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
16483 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
16484 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
16485 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
16486 EXTRA_CONSTRAINT_STR): Likewise.
16487 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
16489 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16491 * config/i386/darwin.h (STACK_BOUNDARY): Define.
16493 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
16496 * c-common.h (flag_cpp0x): Replaced by...
16497 (cxx_dialect): ... this new variable specifying the C++ dialect that
16499 * c-common.c (flag_cpp0x): Removed.
16500 (cxx_dialect): Defined.
16501 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
16503 * c-opts.c (c_common_post_options): Likewise.
16504 (set_std_cxx98): Set cxx_dialect to cxx98.
16505 (set_std_cxx0x): Set cxx_dialect to cxx0x.
16507 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16508 Hui-May Chang <hm.chang@apple.com>
16510 * doc/invoke.texi (Darwin Options): Update documentation for
16511 -mmacosx-version-min.
16512 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
16513 * config/darwin-driver.c: New file.
16514 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
16515 * config/t-darwin (darwin-driver.o): New rule.
16517 * config/darwin-c.c (version_as_macro): Ignore low digit.
16519 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
16521 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
16522 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
16523 (CSGNMODE): New mode macro.
16524 (CSGNVMODE): New mode attribute.
16525 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
16526 expander using CSGNMODE mode macro. Handle TFmode.
16527 (copysign<mode>3_const): Rename from copysignsf3_const and
16528 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
16530 (copysign<mode>3_var): Rename from copysignsf3_var and
16531 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
16533 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
16534 mode macro. Handle TFmode.
16535 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
16536 (iortf3, *iortf3): Ditto.
16537 (xortf3, *xortf3): Ditto.
16538 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
16539 TFmode and TImode masks.
16540 (ix86_expand_copysign): Expand TFmode copysign insn.
16541 (IX86_BUILTIN_INFQ): New.
16542 (IX86_BUILTIN_FABSQ): Ditto.
16543 (IX86_BUILTIN_COPYSIGNQ): Ditto.
16544 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
16545 [__builtin_fabsq]: Ditto.
16546 [__builtin_copysignq]: Ditto.
16547 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
16548 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
16549 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
16550 ix86_expand_binop_builtin().
16552 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16554 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16556 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16559 * rtl.h (push_to_sequence2): New.
16560 * emit-rtl.c (push_to_sequence2): New.
16561 * function.c (assign_parm_data_all): Add new fields.
16562 (assign_parm_setup_block): Call push_to_sequence2 instead of
16564 (assign_parm_setup_reg): Ditto.
16565 (assign_parm_setup_stack): Ditto.
16566 (assign_parms_unsplit_complex): Ditto.
16567 (assign_parms): Change field name.
16569 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
16571 PR tree-optimization/32220
16572 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
16573 phi node is reached before defining statement.
16575 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16578 * tree-vect-transform.c (vectorizable_call): Call update_stmt
16579 after changing the right hand side of the assignment.
16581 2007-06-06 Eric Christopher <echristo@apple.com>
16583 * config.gcc (i?86-*-darwin*): Remove arch parameter.
16584 (x86_64-*-darwin*): Ditto.
16585 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
16586 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16588 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16590 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
16591 coding conventions.
16592 (add_key): Likewise.
16593 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
16594 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
16596 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
16598 (add_cost_one_coalesce): Likewise.
16599 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
16600 variable names. Rename orig to orig_name for consistency.
16601 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
16602 coding conventions.
16603 (cprop_into_successor_phis): Avoid using C++ keywords as variable
16605 (record_equivalences_from_stmt): Likewise.
16606 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
16607 the coding conventions.
16608 (memory_ssa_name_same): Likewise.
16609 (dse_optimize_stmt): Likewise.
16610 (dse_record_phis): Likewise.
16611 (dse_finalize_block): Likewise.
16612 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
16613 keywords as variable names.
16614 (may_move_till): Cast according to the coding conventions.
16615 (force_move_till_expr): Avoid using C++ keywords as variable names.
16616 (force_move_till): Cast according to the coding conventions.
16617 (memref_hash): Likewise.
16618 (memref_eq): Likewise.
16619 (gather_mem_refs_stmt): Likewise.
16620 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
16621 using C++ keywords as variable names.
16622 (idx_find_step): Cast according to the coding conventions.
16623 (idx_record_use): Likewise.
16624 (find_depends): Likewise.
16625 (prepare_decl_rtl): Likewise.
16626 (mbc_entry_hash): Likewise.
16627 (mbc_entry_eq): Likewise.
16628 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
16629 (simplify_replace_tree): Avoid using C++ keywords as variable names.
16630 (idx_infer_loop_bounds): Cast according to the coding conventions.
16631 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16632 * tree-ssa-math-opts.c (occ_new ): Likwise.
16633 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
16635 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
16637 (add_use_op): Likewise.
16638 (add_vop): Likewise.
16639 (add_vuse_op): Likewise.
16640 (add_vdef_op): Likewise.
16641 (get_expr_operands): Likewise.
16642 (push_stmt_changes): Use type safe memory macros.
16643 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
16644 keywords as variable names.
16645 (conditional_replacement): Likewise.
16646 (minmax_replacement): Likewise.
16647 (abs_replacement): Likewise.
16648 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
16649 coding conventions.
16650 (insert_fake_stores): Avoid using C++ keywords as variable names.
16651 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
16653 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
16654 (heapvar_insert): Use type safe memory macros.
16655 (new_var_info): Cast according to the coding conventions.
16656 (new_constraint): Likewise.
16657 (remove_preds_and_fake_succs): Use type safe memory macros.
16658 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
16660 (thread_single_edge): Likewise.
16661 (thread_through_loop_header): Likewise.
16663 2007-06-06 Eric Christopher <echristo@apple.com>
16665 * config/i386/i386.c (override_options): Move handling
16666 of TARGET_SUBTARGET* earlier.
16668 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
16670 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
16673 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
16675 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
16676 emited outside of basic block.
16677 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
16678 the created blocks.
16679 * rtl.h (delete_insn_chain): Declaration changed.
16680 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
16682 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
16683 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
16684 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
16685 to delete_insn_chain.
16686 (rtl_verify_flow_info_1): Verify that the insns in header and footer
16687 do not have bb field set.
16688 (rtl_verify_flow_info): Verify that insns between basic blocks do not
16690 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
16691 * cfgcleanup.c (try_optimize_cfg): Ditto.
16693 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16695 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
16696 (lambda_body_vector_new): Use type safe memory macros.
16697 (lambda_linear_expression_new): Likewise.
16698 (lambda_loopnest_new): Likewise.
16699 (lambda_lattice_new): Likewise.
16700 (replace_uses_equiv_to_x_with_y): Cast according to the coding
16701 conventions. Use type safe memory macros.
16702 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
16703 (lambda_body_vector_s): Likewise.
16704 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
16705 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
16707 2007-06-06 Richard Guenther <rguenther@suse.de>
16709 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
16710 if we need to schedule cfg_cleanup.
16711 (tree_ssa_forward_propagate_single_use_vars): Do so.
16713 2007-06-06 Ian Lance Taylor <iant@google.com>
16715 * fold-const.c (merge_ranges): If range_successor or
16716 range_predecessor fail, just return 0.
16718 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16720 PR tree-optimization/32216
16721 * tree-vectorizer.c (supportable_widening_operation): Determine
16722 signedness of FIX_TRUNC_EXPR from output operand.
16723 (supportable_narrowing_operation): Ditto.
16724 * tree-vect-generic.c (expand_vector_operations_1): Determine
16725 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16726 from input operand.
16728 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16730 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
16731 (struct pta): ...from here. Change flags to unsigned to avoid
16732 excessive casting (as it is used as a bit mask).
16733 (override_options): Add casts according to the coding convenventions.
16734 (x86_64_elf_unique_section): Likewise.
16735 (examine_argument): Avoid using C++ keywords as variable names.
16736 (construct_container): Likewise.
16737 (legitimize_pic_address): Likewise.
16738 (get_dllimport_decl): Cast according to the coding conventions. Use
16739 type safe memory macros.
16740 (legitimize_address): Cast according to the coding conventions.
16741 (emit_i387_cw_initialization): Corrected the type of slot to enum
16743 (ix86_init_machine_status): Use type safe memory macros.
16744 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
16745 (bdesc_pcmpistr): Likewise.
16746 (bdesc_crc32): Likewise.
16747 (bdesc_sse_3arg): Likewise.
16748 (bdesc_2arg): Likewise.
16749 (bdesc_1arg): Likewise.
16750 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
16751 (ix86_expand_sse_pcmpistr): Likewise.
16752 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
16753 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
16754 int to match the langhook definition.
16755 (ix86_builtin_conversion): Change the type of code to unsigned init to
16756 match the langhook definition.
16757 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
16759 (ix86_preferred_output_reload_class): Likewise.
16760 (ix86_cannot_change_mode_class): Likewise.
16761 (ix86_memory_move_cost): Likewise.
16762 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16763 avoid excessive casting later on.
16764 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16766 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16768 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16769 as flags setting insn.
16770 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16772 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16774 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16775 (UNSPEC_ROUND): New.
16776 ("sse4_1_round<mode>2"): New insn pattern.
16777 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16779 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16780 expander using SSEMODEF mode macro. Expand using
16781 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16782 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16783 expander using SSEMODEF mode macro. Expand using
16784 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16785 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16786 expander using SSEMODEF mode macro. Expand using
16787 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16788 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16789 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16790 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16793 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16794 Sebastian Pop <sebpop@gmail.com>
16796 * lambda.h (build_linear_expr): New.
16797 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16798 Use build_linear_expr, call fold and force_gimple_operand.
16799 (lambda_loopnest_to_gcc_loopnest): Check that there is
16800 something to insert.
16801 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16803 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16805 PR preprocessor/23479
16806 * doc/extend.texi: Document the 0b-prefixed binary integer
16807 constant extension.
16809 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16811 PR tree-optimization/32215
16812 * tree-vectorizer.c (supportable_widening_operation): Return false
16813 for unsupported FIX_TRUNC_EXPR tree code.
16814 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16816 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16818 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16819 register on SPE targets. Change documentation to reflect
16821 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16822 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16823 out of the register allocation pool.
16824 (rs6000_reg_live_or_pic_offset_p): New function.
16825 (rs6000_emit_prologue): Move the actual saving of LR up to free
16826 r0 for holding r11. Split saving of SPE 64-bit registers into
16827 its own case. Ensure that offsets will always be in-range for
16828 'evstdd' by using r11 as a scratch register to point at the start
16829 of the SPE save area. Save r11 if necessary, as it is the static
16831 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16832 into its own case. Ensure that offsets will always be in-range
16833 for 'evldd' by using r11 as a scratch register to point at the
16834 start of the SPE save area. Also adjust r11 when restoring
16835 the stack pointer to compensate for pre-loading r11.
16837 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16839 * cfg.c (init_flow): Use type safe memory macros.
16840 (alloc_block): Likewise.
16841 (unchecked_make_edge): Likewise.
16842 (dump_flow_info): Avoid using C++ keywords as variable names.
16843 (copy_original_table_clear): Cast according to the coding conventions.
16844 (copy_original_table_set): Likewise.
16845 * cfgexpand (label_rtx_for_bb): Likewise.
16846 (expand_gimple_basic_block): Likewise.
16847 * cfghooks.c (dump_bb): Likewise.
16848 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16850 (lv_add_condition_to_bb): Likewise.
16851 * cfglayout (relink_block_chain): Cast according to the coding
16853 (fixup_reorder_chain): Likewise.
16854 (fixup_fallthru_exit_predecessor): Likewise.
16855 * cfgloop.c (glb_enum_p): Likewise.
16856 (get_exit_description): Likewise.
16857 (dump_recorded_exit): Likewise.
16858 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16859 (struct loop): ... from here.
16860 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16862 * cfgrtl.c (rtl_create_basic_block): Likewise.
16863 (rtl_split_block): Likewise.
16864 (rtl_dump_bb): Likewise.
16865 (cfg_layout_split_block): Likewise.
16866 (init_rtl_bb_info): Use typesafe memory macros.
16868 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16869 * graphds.h: Updated all usages of edge to graph_edge.
16870 * graphds.c: Likewise.
16871 * cfgloopanal.c: Likewise.
16873 2007-06-05 Ian Lance Taylor <iant@google.com>
16875 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16876 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16877 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16879 (test_for_singularity): Likewise.
16881 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16883 * config/i386/constraints.md ("Y2"): Replaced by ...
16885 * config/i386/i386.md: Likewise.
16886 * config/i386/mmx.md: Likewise.
16887 * config/i386/sse.md: Likewise.
16889 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16891 * config/i386/constraints.md ("z"): Replaced by ...
16893 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16894 (sse4_1_blendvps): Likewise.
16895 (sse4_1_pblendvb): Likewise.
16896 (sse4_2_pcmpestr): Likewise.
16897 (sse4_2_pcmpestrm): Likewise.
16898 (sse4_2_pcmpestr_cconly): Likewise.
16899 (sse4_2_pcmpistr): Likewise.
16900 (sse4_2_pcmpistrm): Likewise.
16901 (sse4_2_pcmpistr_cconly): Likewise.
16903 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16905 * matrix-reorg.c (transform_access_sites): Fix computation.
16906 (transform_allocation_sites): Same.
16908 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16910 * config/i386/i386.c (override_options): Use
16911 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16913 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16915 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16916 (nonimm_not_xmm0_operand): Ditto.
16917 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16918 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16919 as operand[2] predicate. Require "z" class XMM register for
16920 operand[3]. Adjust asm template.
16921 ("sse4_1_blendvpd"): Ditto.
16922 ("sse4_1_pblendvb"): Ditto.
16923 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16924 force op2 into xmm0 register for variable blend instructions.
16926 2007-06-04 Tom Tromey <tromey@redhat.com>
16928 * c-tree.h (start_enum): Update.
16929 (build_enumerator): Likewise.
16930 * c-decl.c (enum_next_value): Removed.
16931 (enum_overflow): Likewise.
16932 (start_enum): Add c_enum_contents argument. Don't use globals.
16933 (build_enumerator): Likewise.
16934 * c-tree.h (struct c_enum_contents): New struct.
16936 2007-06-04 Tom Tromey <tromey@redhat.com>
16938 * c-common.c (c_common_get_alias_set): Fix indentation.
16940 2007-06-04 Ian Lance Taylor <iant@google.com>
16942 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16943 to overflow, reduce overflow infinity to regular infinity.
16944 (vrp_var_may_overflow): New static function.
16945 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16947 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16949 * stor-layout.c (layout_type): Remove duplicate code.
16951 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16954 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16955 before build_common_builtin_nodes ().
16957 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16960 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16962 2007-06-04 Jan Hubicka <jh@suse.cz>
16964 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16965 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16966 instead of _stat version.
16968 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16970 PR tree-optimization/32194
16971 * tree-predcom.c (determine_offset): Check that both references have
16974 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16976 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16977 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16978 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16979 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16980 Add argument to iterate_fix_dominators call.
16981 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16982 * gcse.c (hoist_code): Change domby to vector.
16983 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16984 Add argument to iterate_fix_dominators call.
16985 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16986 recompute_dominator.
16987 * lambda-code.c (perfect_nestify): Ditto.
16988 * cfgloopanal.c: Include graphds.h.
16989 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16990 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16991 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16993 * graphds.c: New file.
16994 * graphds.h: New file.
16995 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16996 (get_dominated_by, get_dominated_by_region): Change return type to
16998 (verify_dominators): Recompute all dominators and compare the results.
16999 (recount_dominator): Renamed to ...
17000 (recompute_dominator): ... this. Do not check that the block is
17001 dominated by entry.
17002 (iterate_fix_dominators): Reimplemented.
17003 (prune_bbs_to_update_dominators, root_of_dom_tree,
17004 determine_dominators_for_sons): New functions.
17005 * et-forest.c (et_root): New function.
17006 * et-forest.h (et_root): Declare.
17007 * Makefile.in (graphds.o): Add.
17008 (cfgloopanal.o): Add graphds.h dependency.
17009 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
17010 * basic-block.h (get_dominated_by, get_dominated_by_region,
17011 iterate_fix_dominators): Declaration changed.
17012 (recount_dominator): Renamed to ...
17013 (recompute_dominator): ... this.
17014 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
17015 (thread_through_all_blocks): Do not free dominance info.
17017 2007-06-03 Andreas Schwab <schwab@suse.de>
17019 * config/m68k/m68k.c (override_options): Don't override
17021 * config/m68k/m68k-modes.def (SF, DF): Define to use
17022 motorola_single_format and motorola_double_format, resp.
17023 * real.c (motorola_single_format): Renamed from
17024 coldfire_single_format.
17025 (motorola_double_format): Renamed from coldfire_double_format.
17026 (encode_ieee_extended): Generate a proper canonical NaN image
17027 respecting canonical_nan_lsbs_set.
17028 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
17030 * real.h: Adjust declarations.
17032 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
17035 * config/sh/sh.md (symGOT_load): Don't schedule insns when
17036 the symbol is generated with the stack protector.
17038 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17040 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17041 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17043 * doc/extend.texi (interrupt): Mention m68k.
17045 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17047 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17048 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17049 (ix86_expand_sse_pcmpestr): Do not check operands for
17050 "register_operand", when insn operand predicate is "register_operand".
17051 (ix86_expand_sse_pcmpistr): Ditto.
17053 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17054 Uros Bizjak <ubizjak@gmail.com>
17056 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17057 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17058 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17059 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17060 * config/i386/constraints.md ("z"): New register constraint
17061 for members of SSE_FIRST_REG class.
17062 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17063 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17064 SSE_FIRST_REG class.
17065 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17066 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17067 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17068 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17069 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17070 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17071 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17072 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17073 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17074 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17075 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17076 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17077 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17078 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17079 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17080 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17081 (struct builtin_description): Change "flag" field to unsigned.
17082 (bdesc_pcmpestr): New builtin description table.
17083 (bdesc_pcmpistr): Likewise.
17084 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17085 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17086 Initialize pcmp[ei]str[im] insns for SSE4.2.
17087 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17088 (ix86_expand_sse_pcmpistr): Likewise.
17089 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17090 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17091 (UNSPEC_PCMPISTR): Likewise.
17092 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17093 (sse4_2_pcmpestri):New isns pattern.
17094 (sse4_2_pcmpestrm): Likewise.
17095 (sse4_2_pcmpestr_cconly): Likewise.
17096 (sse4_2_pcmpistr): New insn patern and splitter.
17097 (sse4_2_pcmpistri):New isns pattern.
17098 (sse4_2_pcmpistrm): Likewise.
17099 (sse4_2_pcmpistr_cconly): Likewise.
17100 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17103 2007-06-01 David Daney <ddaney@avtrex.com>
17105 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17106 LOADGP_ABSOLUTE and not binds_local_p.
17108 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17110 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17112 2007-06-01 Ian Lance Taylor <iant@google.com>
17114 * tree-vrp.c (compare_name_with_value): Always set
17115 used_strict_overflow if we get a result from the variable itself.
17117 2007-06-01 Ian Lance Taylor <iant@google.com>
17119 PR rtl-optimization/31455
17120 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17121 subregs which have a cast between modes which are not tieable.
17123 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17125 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17126 breaks after return statements.
17128 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17130 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17131 only after no_new_pseudos.
17133 2007-05-31 Eric Christopher <echristo@apple.com>
17135 * expr.c (convert_move): Assert that we don't have a BLKmode
17137 (store_expr): Handle BLKmode moves by calling emit_block_move.
17139 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17141 * c-typeck.c (build_indirect_ref): Include type in error message.
17142 (build_binary_op): Pass types to binary_op_error.
17143 * c-common.c (binary_op_error): Take two type arguments, print out
17145 * c-common.h (binary_op_error): Update prototype.
17147 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17149 * config/i386/i386.c: Correct coments on -mno-sse4.
17151 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17153 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17154 (x86_64-*-*): Likewise.
17155 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17156 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17157 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17158 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17159 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17160 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17161 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17162 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17163 (OPTION_MASK_ISA_SSE4): Likewise.
17164 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
17165 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17166 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
17167 (override_options): Support SSE4.2.
17168 (ix86_build_const_vector): Support SImode and DImode.
17169 (ix86_build_signbit_mask): Likewise.
17170 (ix86_expand_int_vcond): Support V2DImode.
17171 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
17172 (IX86_BUILTIN_CRC32HI): Likewise.
17173 (IX86_BUILTIN_CRC32SI): Likewise.
17174 (IX86_BUILTIN_CRC32DI): Likewise.
17175 (IX86_BUILTIN_PCMPGTQ): Likewise.
17176 (bdesc_crc32): Likewise.
17177 (bdesc_sse_3arg): Likewise.
17178 (ix86_expand_crc32): Likewise.
17179 (ix86_init_mmx_sse_builtins): Support SSE4.2.
17180 (ix86_expand_builtin): Likewise.
17181 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17182 __SSE4_2__ for -msse4.2.
17183 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
17184 (CRC32MODE): Likewise.
17185 (crc32modesuffix): Likewise.
17186 (crc32modeconstraint): Likewise.
17187 (sse4_2_crc32<mode>): Likewise.
17188 (sse4_2_crc32di): Likewise.
17189 * config/i386/i386.opt (msse4.2): New for SSE4.2.
17191 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
17192 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
17193 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
17194 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
17195 (vcondu<mode>): Likewise.
17196 * doc/extend.texi: Document SSE4.2 built-in functions.
17197 * doc/invoke.texi: Document -msse4.2/-msse4.
17199 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
17201 PR tree-optimization/32160
17202 * tree-predcom.c (predcom_tmp_var): New function. Mark created
17203 variable as gimple reg.
17204 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
17206 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
17208 * gcc.c (main): Don't consider linker options when issuing the
17209 warning about a linker input file not being used.
17211 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17213 * tree-vrp.c (compare_names): Initialize sop.
17215 2007-05-30 Dirk Mueller <dmueller@suse.de>
17217 * cgraphunit.c (cgraph_analyze_function): Remove
17218 computation of inline parameters.
17220 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17222 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17224 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17226 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17227 Add vx-common.h. Include vxworks.h between vx-common.h and
17229 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17231 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17232 (TARGET_ASM_DESTRUCTOR): Likewise.
17233 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17234 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17235 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17236 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17237 (VXWORKS_ENDIAN_SPEC): Define.
17238 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17239 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17240 VXWORKS_* equivalents.
17241 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17242 (ASM_FILE_START): Delete.
17243 (TARGET_VERSION): Reformat.
17244 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17245 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17246 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17247 (FPBIT, DPBIT): Define.
17248 (fp-bit.c, dp-bit.c): New rules.
17249 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17250 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17251 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17252 * config/arm/arm.h: Include vxworks-dummy.h.
17253 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17254 Mark with ATTRIBUTE_UNUSED.
17255 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17256 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17257 make it incompatible with -msingle-pic-base.
17258 (arm_function_ok_for_sibcall): Return false for calls that might
17259 go through a VxWorks PIC PLT entry.
17260 (require_pic_register): New function, split out from...
17261 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17263 (arm_load_pic_register): Handle the VxWorks RTP initialization
17264 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17265 (arm_emit_call_insn): New function.
17266 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17267 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17268 (pic_offset_arm): New pattern.
17269 (call, call_value): Use arm_emit_call_insn.
17270 (call_internal, call_value_internal): New expanders.
17271 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17272 VxWorks unless __PIC__.
17274 2007-05-30 Eric Christopher <echristo@gmail.com>
17276 * genrecog.c: Include regs.h in generated file.
17277 * genemit.c: Ditto. Fix up formatting.
17278 * config/mn10300/constraints.md: New.
17279 * config/mn10300/mn10300.md: Include.
17280 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17281 Fix up for removed macro.
17282 * config/mn10300/predicates.md (call_address_operand): Ditto.
17283 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17284 (CONST_OK_FOR_I): Ditto.
17285 (CONST_OK_FOR_J): Ditto.
17286 (CONST_OK_FOR_K): Ditto.
17287 (CONST_OK_FOR_L): Ditto.
17288 (CONST_OK_FOR_M): Ditto.
17289 (CONST_OK_FOR_N): Ditto.
17290 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17294 (EXTRA_CONSTRAINT): Ditto.
17296 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17298 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17300 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17301 OPTION_MASK_ISA_64BIT.
17302 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17304 2007-05-30 Richard Guenther <rguenther@suse.de>
17306 PR middle-end/32152
17307 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17308 types for comparison.
17309 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17310 with original typed arguments.
17311 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17313 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17315 PR tree-optimization/31769
17316 * except.c (duplicate_eh_regions): Clear prev_try if
17317 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17319 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17321 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17322 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17323 bsi of the location where statements should be inserted.
17324 (sink_code_in_bb): Take bsi from statement_sink_location.
17325 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17326 instead of bsi_start.
17327 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17329 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17330 (bsi_move_before): Document inconsistency with bsi_move_after.
17331 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17333 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17335 * config/i386/i386.h (TARGET_ABM): New define.
17336 (TARGET_POPCNT): Ditto.
17337 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17338 New temporary defines to redefine from OPTION_ISA_* defines.
17339 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17340 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17341 (ix86_isa_flags): New extern int declaration.
17342 (TARGET_SUBTARGET_DEFAULT): New define.
17343 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17344 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17345 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17346 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17347 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17348 * config/i386/darwin.h: Change TARGET_64BIT define to
17351 * config/i386/i386.opt (m3dnowa): Define as undocumented option
17352 using existing "ix86_isa_flags" varible.
17353 (m32, m64): Use existing "ix86_isa_flags" variable.
17354 (mmmx, m3dnow): Ditto.
17355 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
17356 (mabm): Define as non-negative option using "x86_abm" variable.
17357 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
17359 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
17360 Rewrite feature test bitmap.
17361 (ix86_isa_flags): New initialized global int varible.
17362 (ix86_isa_flags_explicit): New static int variable.
17363 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
17364 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
17365 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
17366 target_flags_explicit.
17367 (override_options): Remove "target_enable" and "target_disable" fields
17368 from "struct ptt". Update processor_target_table accordingly. Remove
17369 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
17370 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
17371 "target_flags" and "ix86_isa_flags_explicit" instead of
17372 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
17373 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
17374 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
17375 to true when either of PTA_POPCNT or PTA_ABM is set in
17376 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
17377 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
17378 processor_alias_table flags entry. Remove handling of
17379 "target_enable" and "target_disable" fields of processor_target_table.
17380 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
17381 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
17382 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
17383 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
17384 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
17386 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
17388 2007-05-29 David Daney <ddaney@avtrex.com>
17391 * config/mips/mips.c (mips_output_mi_thunk): Emit
17392 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
17394 2007-05-29 Hui-May Chang <hm.chang@apple.com>
17395 * config/i386/i386.c (ix86_function_regparm): Added checking of
17396 ix86_force_align_arg_pointer to determine the number of
17397 register parameters.
17399 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
17401 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
17402 (SET_DR_MISALIGNMENT): New.
17403 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
17404 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
17405 Use SET_DR_MISALIGNMENT.
17406 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
17408 * tree-data-ref.c (create_data_ref, compute_all_dependences,
17409 find_loop_nest): Export.
17410 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
17411 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
17412 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
17413 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
17415 (struct mem_ref): Add field reuse_distance.
17416 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
17417 Initialize reuse_distance field.
17418 (issue_prefetch_ref): Select temporality of prefetch according to
17420 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
17421 self_reuse_distance, determine_loop_nest_reuse): New functions.
17422 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
17423 (tree_ssa_prefetch_arrays): Dump L2 cache size.
17424 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
17427 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
17429 * tree-ssa-alias.c: Add aliasing overview.
17431 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
17432 Danny Smith <dannysmith@users.sourceforge.net>
17435 * config/i386/t-crtfm: Compile crtfastmath.o with
17436 -minline-all-stringops.
17437 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
17438 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
17440 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17442 * doc/md.texi: Document constraints on HP PA-RISC.
17444 * pa/constraints.md: New file.
17445 * pa.md: Include constraints.md.
17446 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
17447 (integer_store_memory_operand, ldil_cint_p): New functions.
17448 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
17449 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17450 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
17451 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
17452 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
17454 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
17457 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
17458 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
17459 case POSTDECREMENT_EXPR>): Return the error_mark_node
17460 if either the real or imaginary parts would an
17463 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
17465 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
17466 name when we remove it from a call.
17468 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
17470 * targhooks.c (default_narrow_bitfield): Remove.
17471 * targhooks.h: Remove the prototype for
17472 default_narrow_bitfield.
17474 * langhooks-def.h: Remove the prototype for
17475 hook_get_alias_set_0.
17476 * langhooks.c (hook_get_alias_set_0): Remove.
17478 * global.c (EXECUTE_IF_CONFLICT): Remove.
17480 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17483 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
17484 return true when truth_value_p is true and the type
17487 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17489 * doc/install.texi (Prerequisites): We no longer require Autoconf
17490 2.13 for the top-level.
17492 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
17494 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
17495 memory access via x86_expand_vector_move_misalign() only for
17496 TImode values on 32-bit targets.
17498 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
17500 * matrix-reorg.c: New file. Implement matrix flattening and
17501 transposing optimization.
17502 * tree-pass.h: Add matrix reorg pass.
17503 * common.opt: Add fipa-mreorg flag.
17504 * Makefile.in: Add matrix-reorg.c.
17505 * passes.c: Add matrix reorg pass.
17506 * varpool.c (add_new_static_var): New function.
17507 * cgraph.h (add_new_static_var): Declare.
17509 2007-05-27 Eric Christopher <echristo@apple.com>
17511 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
17512 sp_offset depending on stack size. Save r12 depending
17513 on registers we're saving later.
17514 (rs6000_emit_epilogue): Update sp_offset depending only
17517 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
17519 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
17520 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17521 * ifcvt.c (if_convert): Ditto.
17522 * tree-ssa-threadupdate.c (thread_block): Ditto.
17523 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
17524 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
17525 verify_loop_closed_ssa): Check number_of_loops instead of
17527 * predict.c (tree_estimate_probability): Ditto.
17528 * tree-if-conv.c (main_tree_if_conversion): Ditto.
17529 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
17530 * modulo-sched.c (sms_schedule): Ditto.
17531 * tree-scalar-evolution.c (scev_const_prop): Ditto.
17532 (scev_finalize): Do not do anything if scev analysis was not
17534 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
17535 current_loops == NULL.
17536 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
17537 * loop-init.c (loop_optimizer_init): Do not free current_loops when
17538 there are no loops.
17539 (loop_optimizer_finalize): Assert that loops were analyzed.
17540 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
17541 rtl_doloop): Check number_of_loops instead of current_loops.
17542 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
17543 current_loops == NULL.
17544 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
17545 gate_tree_vectorize tree_linear_transform, check_data_deps,
17546 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
17547 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
17548 Check number_of_loops instead of current_loops.
17549 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
17550 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
17551 free loops if available.
17552 (execute_pre): Do not pass do_fre to fini_pre.
17554 2007-05-27 Tobias Burnus <burnus@net-b.de>
17556 PR middle-end/32083
17557 * real.c (mpfr_from_real): Fix sign of -Inf.
17559 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17561 * tree-vect-transform.c (vectorizable_conversion): Initialize
17562 tree_code variables to ERROR_MARK.
17563 (vectorizable_type_demotion): Likewise.
17564 (vectorizable_type_promotion): Likewise.
17566 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17569 * config/i386/i386.md (movti): Handle push operands via
17570 ix86_expand_push().
17572 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17574 * basic-block.h: Remove the prototype for merge_seq_blocks.
17575 * cfgcleanup.c (merge_seq_blocks): Remove.
17577 * tree-flow.h: Remove the prototype for is_aliased_with.
17578 * tree-ssa-alias.c (is_aliased_with): Remove.
17580 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
17582 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
17584 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
17586 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
17587 ix86_expand_sse4_unpack if SSE4.1 is enabled.
17588 (vec_unpacks_hi_v16qi): Likewise.
17589 (vec_unpacku_lo_v16qi): Likewise.
17590 (vec_unpacks_lo_v16qi): Likewise.
17591 (vec_unpacku_hi_v8hi): Likewise.
17592 (vec_unpacks_hi_v8hi): Likewise.
17593 (vec_unpacku_lo_v8hi): Likewise.
17594 (vec_unpacks_lo_v8hi): Likewise.
17595 (vec_unpacku_hi_v4si): Likewise.
17596 (vec_unpacks_hi_v4si): Likewise.
17597 (vec_unpacku_lo_v4si): Likewise.
17598 (vec_unpacks_lo_v4si): Likewise.
17600 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17602 * c-typeck.c, config/arm/arm.c, config/darwin.c,
17603 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
17604 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
17605 follow spelling conventions in various
17606 warning/error/diagnostic messages.
17608 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
17609 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
17610 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
17611 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
17612 tree-vrp.c: Fix comment typos. Follow spelling conventions.
17613 * doc/tm.texi: Follow spelling conventions.
17615 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17618 * tree-ssa-forwprop.c
17619 (forward_propagate_addr_into_variable_array_index): Remove
17620 the lhs argument. Use the type of def_rhs instead of lhs.
17621 (forward_propagate_addr_expr_1): Update use of
17622 forward_propagate_addr_into_variable_array_index.
17624 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
17625 Nigel Stephens <nigel@mips.com>
17627 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
17628 function attributes, "far" being an alias for "long_call".
17629 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
17630 (mips_near_type_p, mips_far_type_p): New.
17631 (mips_comp_type_attributes): New function to check that attributes
17632 attached to a function type are compatible.
17633 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
17634 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
17635 to the target function of the thunk.
17636 (mips_encode_section_info): Check for "near" and "far" function
17637 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
17639 * config/mips/predicates.md (const_call_insn_operand): Test only
17640 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
17642 * doc/extend.texi (Function Attributes): Document MIPS "near" and
17645 * testsuite/gcc.target/mips/near-far-1.c: New test case.
17646 * testsuite/gcc.target/mips/near-far-2.c: New test case.
17647 * testsuite/gcc.target/mips/near-far-3.c: New test case.
17648 * testsuite/gcc.target/mips/near-far-4.c: New test case.
17650 2007-05-25 Eric Christopher <echristo@apple.com>
17652 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
17653 to x86-darwin configurations.
17654 * config/i386/t-darwin: Add softfp support.
17655 * config/i386/t-darwin64: Ditto.
17656 * config/i386/sfp-machine.h: If mach then don't use
17657 aliasing, emit a stub to call.
17659 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
17661 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
17662 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
17663 tree-predcom.c, tree-ssa-alias-warnings.c,
17664 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
17665 comment typos. Follow spelling conventions.
17666 * doc/cpp.texi, doc/invoke.texi: Fix typos.
17668 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17671 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
17672 constants into memory. Expand unaligned memory references for
17673 SSE modes via x86_expand_vector_move_misalign() function.
17675 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
17677 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
17678 "memory" attribute for "sseishft" type insn without operands[2].
17680 2007-05-25 Dirk Mueller <dmueller@suse.de>
17681 Marcus Meissner <meissner@suse.de>
17683 * doc/extend.texi (alloc_size): New attribute.
17684 * c-common.c (handle_alloc_size_attribute): New.
17685 * tree-object-size.c (alloc_object_size): Use alloc_size
17686 attribute, if available.
17688 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17690 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
17692 (__builtin_ia32_vec_ext_v2di): Likewise.
17693 (__builtin_ia32_vec_ext_v4si): Likewise.
17694 (__builtin_ia32_vec_ext_v8hi): Likewise.
17695 (__builtin_ia32_vec_ext_v16qi): Likewise.
17696 (__builtin_ia32_vec_set_v8hi): Likewise.
17698 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17700 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
17702 2007-05-25 Richard Sandiford <richard@codesourcery.com>
17704 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
17705 (arm_is_longcall_p): Rename to...
17706 (arm_is_long_call_p): ...this. Take a single tree argument and
17708 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
17709 (CUMULATIVE_ARGS): Remove call_cookie.
17710 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
17711 (ENCODED_LONG_CALL_ATTR_P): Delete.
17712 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
17713 LONG_CALL_FLAG_CHAR cases.
17714 (ARM_DECLARE_FUNCTION_SIZE): Delete.
17715 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
17716 ARM_DECLARE_FUNCTION_SIZE.
17717 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
17718 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
17719 (arm_encode_call_attribute, current_file_function_operand): Delete.
17720 (arm_function_in_section_p): New function.
17721 (arm_is_longcall_p): Rename to...
17722 (arm_is_long_call_p): ...this. Take the target function as a single
17723 argument and return a bool. Do not rely on call cookies. Check
17724 whether the target symbol is in the same section as the current
17725 function, not just the same compilation unit.
17726 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
17727 (arm_encode_section_info): Don't encode a call type.
17728 * config/arm/arm.md (call, call_value): Update calls to
17729 arm_is_long(_)call_p. Simplify logic.
17730 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
17731 Update calls to arm_is_long(_)call_p.
17733 2007-05-25 Richard Guenther <rguenther@suse.de>
17735 PR tree-optimization/31982
17736 * tree-ssa-forwprop.c
17737 (forward_propagate_addr_into_variable_array_index): Handle arrays
17738 with element size one.
17740 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
17742 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
17743 (umulsi3_highpart): Likewise.
17745 2007-05-24 Ian Lance Taylor <iant@google.com>
17747 PR rtl-optimization/32069
17748 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
17751 2007-05-24 Ollie Wild <aaw@google.com>
17753 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
17756 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
17758 * postreload-gcse.c (reg_changed_after_insn_p): New function.
17759 (oprs_unchanged_p): Use it to check all registers in a REG.
17760 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
17761 (reg_set_between_after_reload_p): Delete.
17762 (reg_used_between_after_reload_p): Likewise.
17763 (reg_set_or_used_since_bb_start): Likewise.
17764 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17765 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17766 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17767 * rtlanal.c (reg_set_p): Check whether REG overlaps
17768 regs_invalidated_by_call, rather than just checking the
17769 membership of REGNO (REG).
17771 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17773 * doc/passes.texi: Document predictive commoning.
17774 * doc/invoke.texi (-fpredictive-commoning): Document.
17775 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17776 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17777 adding indices to the generated name.
17778 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17779 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17780 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17781 (op_symbol_code): ... and exported.
17782 (dump_omp_clause, op_symbol): Use op_symbol_code
17783 instead of op_symbol_1.
17784 * tree-pass.h (pass_predcom): Declare.
17785 * timevar.def (TV_PREDCOM): New timevar.
17786 * tree-ssa-loop.c (run_tree_predictive_commoning,
17787 gate_tree_predictive_commoning, pass_predcom): New.
17788 * tree-data-ref.c (find_data_references_in_loop): Find the
17789 references in dominance order.
17790 (canonicalize_base_object_address): Ensure that the result has
17792 (dr_analyze_innermost): Export.
17793 (create_data_ref): Code to fail for references with invariant
17795 (find_data_references_in_stmt): ... here.
17796 * tree-data-ref.h (dr_analyze_innermost): Declare.
17797 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17798 (aff_combination_find_elt, name_expansion_hash,
17799 name_expansion_eq, tree_to_aff_combination_expand,
17800 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17802 * tree-affine.h (aff_combination_constant_multiple_p,
17803 tree_to_aff_combination_expand): Declare.
17804 * tree-predcom.c: New file.
17805 * common.opt (fpredictive-commoning): New option.
17806 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17807 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17808 * Makefile.in (tree-predcom.o): Add.
17809 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17810 * passes.c (init_optimization_passes): Add dceloop after
17811 copy propagation in loop optimizer. Add predictive commoning
17812 to loop optimizer passes.
17814 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17816 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17819 2007-05-24 Jan Hubicka <jh@suse.cz>
17821 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17823 (genheader): Include statistics.h.
17825 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17827 * print-rtl.c (flag_dump_unnumbered): Update comments.
17828 (print_rtl): Fix my previous change.
17829 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17832 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17834 PR middle-end/32018
17835 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17837 (thread_through_all_blocks): Call initialize_original_copy_tables
17838 and free_original_copy_tables.
17839 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17841 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17842 * cfghooks.c (duplicate_block): Use get_loop_copy.
17843 * cfg.c: Include cfgloop.h.
17844 (loop_copy): New hash table.
17845 (initialize_original_copy_tables): Initialize loop_copy table.
17846 (free_original_copy_tables): Free loop_copy table.
17847 (copy_original_table_clear, copy_original_table_set,
17848 set_loop_copy, get_loop_copy): New functions.
17849 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17850 * cfgloop.h (struct loop): Remove copy field.
17851 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17852 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17854 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17856 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17857 -msse/-msse2/-msse3.
17859 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17861 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17862 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17864 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17867 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17868 * targhooks.h (default_mangle_decl_assembler_name): Declare
17870 * targhooks.c (default_mangle_decl_assembler_name): Define
17872 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17874 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17875 * langhooks.c (lhd_set_decl_assembler_name): Call
17876 targetm.mangle_decl_assembler_name for names with global scope.
17878 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17880 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17881 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17883 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17884 New. Factored out of i386_pe_encode_section_info.
17885 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17886 Move check for prior decoration of stdcall
17887 symbols to i386_pe_encode_section_info.
17888 (i386_pe_encode_section_info): Adjust call to
17889 gen_stdcall_or_fastcall_suffix. Use
17890 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17891 (i386_pe_mangle_decl_assembler_name): New. Wrap
17892 i386_pe_maybe_mangle_decl_assembler_name.
17894 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17896 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17897 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17898 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17899 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17900 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17903 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17904 Nigel Stephens <nigel@mips.com>
17905 Richard Sandiford <richard@codesourcery.com>
17907 Fix up MIPS16 hard float and add support for complex.
17909 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17910 (TARGET_SOFT_FLOAT_ABI): New.
17911 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17912 __mips_soft_float to reflect the ABI in use, not whether the
17913 FPU is directly accessible (e.g., in MIPS16 mode).
17914 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17915 (UNITS_PER_FPVALUE): Likewise.
17917 * config/mips/mips.c (mips_expand_call): Remove redundant
17918 TARGET_MIPS16 check.
17919 (mips_arg_regno): New.
17920 (function_arg_advance): When setting bits in cum->fp_code for
17921 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17923 (function_arg): Use mips_arg_regno.
17924 (mips_return_mode_in_fpr_p): New.
17925 (mips16_call_stub_mode_suffix): New.
17926 (mips16_cfun_returns_in_fpr_p): New.
17927 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17928 (mips_output_function_prologue): Test mips16_hard_float, not
17929 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17930 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17931 return value into a floating-point register.
17932 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17933 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17934 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17935 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17936 word of double arguments from or to the high bits of 64-bit
17937 floating point registers.
17938 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17939 (mips16_fpret_double): New helper function.
17940 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17941 support for complex modes. Fill in DECL_RESULT for stubdecl.
17942 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17944 * config/mips/mips16.S
17945 (RET, ARG1, ARG2): New.
17946 (MERGE_GPRf, MERGE_GPRt): New.
17947 (DELAYt, DELAYf): New.
17948 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17949 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17950 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17951 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17952 (SFOP): Renamed to...
17953 (OPSF3): This, and macro-ified. Updated all uses.
17954 (SFOP2): Renamed to...
17955 (OPSF2): This, and macro-ified. Updated all uses.
17956 (SFCMP): Renamed to...
17957 (CMPSF): This, and macro-ified. Updated all uses.
17958 (SFREVCMP): Renamed to...
17959 (REVCMPSF): This, and macro-ified. Updated all uses.
17960 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17961 (LDDBL1, LDDBL2, RETDBL): Deleted.
17962 (DFOP): Renamed to...
17963 (OPDF3): This, and macro-ified. Updated all uses.
17964 (DFOP2): Renamed to...
17965 (OPDF2): This, and macro-ified. Updated all uses.
17966 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17967 (DFCMP): Renamed to...
17968 (CMPDF): This, and macro-ified. Updated all uses.
17969 (DFREVCMP): Renamed to...
17970 (REVCMPDF): This, and macro-ified. Updated all uses.
17971 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17972 (RET_FUNCTION): New.
17973 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17974 (__mips16_ret_sc, __mips16_ret_dc): New.
17975 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17976 STUB_ARGS_6, STUB_ARGS_10): New.
17977 (CALL_STUB_NO_RET): New.
17978 (__mips16_call_stub_1): Macro-ified.
17979 (__mips16_call_stub_5): Macro-ified.
17980 (__mips16_call_stub_2): Macro-ified.
17981 (__mips16_call_stub_6): Macro-ified.
17982 (__mips16_call_stub_9): Macro-ified.
17983 (__mips16_call_stub_10): Macro-ified.
17984 (CALL_STUB_RET): New.
17985 (__mips16_call_stub_sf_0): Macro-ified.
17986 (__mips16_call_stub_sf_1): Macro-ified.
17987 (__mips16_call_stub_sf_5): Macro-ified.
17988 (__mips16_call_stub_sf_2): Macro-ified.
17989 (__mips16_call_stub_sf_6): Macro-ified.
17990 (__mips16_call_stub_sf_9): Macro-ified.
17991 (__mips16_call_stub_sf_10): Macro-ified.
17992 (__mips16_call_stub_df_0): Macro-ified.
17993 (__mips16_call_stub_df_1): Macro-ified.
17994 (__mips16_call_stub_df_5): Macro-ified.
17995 (__mips16_call_stub_df_2): Macro-ified.
17996 (__mips16_call_stub_df_6): Macro-ified.
17997 (__mips16_call_stub_df_9): Macro-ified.
17998 (__mips16_call_stub_df_10): Macro-ified.
17999 (__mips16_call_stub_sc_0): New.
18000 (__mips16_call_stub_sc_1): New.
18001 (__mips16_call_stub_sc_5): New.
18002 (__mips16_call_stub_sc_2): New.
18003 (__mips16_call_stub_sc_6): New.
18004 (__mips16_call_stub_sc_9): New.
18005 (__mips16_call_stub_sc_10): New.
18006 (__mips16_call_stub_dc_0): New.
18007 (__mips16_call_stub_dc_1): New.
18008 (__mips16_call_stub_dc_5): New.
18009 (__mips16_call_stub_dc_2): New.
18010 (__mips16_call_stub_dc_6): New.
18011 (__mips16_call_stub_dc_9): New.
18012 (__mips16_call_stub_dc_10): New.
18014 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
18015 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
18016 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
18018 2007-05-23 Ian Lance Taylor <iant@google.com>
18020 * doc/invoke.texi (Invoking GCC): Document that the order of the
18023 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
18026 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
18027 * config/score/predicate.md (const_pow2, const_npow2): Remove.
18028 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
18032 * config/score/score.c (score_print_operand): Make sure that only
18033 lower bits are used.
18035 2007-05-22 Ian Lance Taylor <iant@google.com>
18037 * tree-vrp.c (avoid_overflow_infinity): New static function,
18038 broken out of set_value_range_to_value.
18039 (set_value_range_to_value): Call avoid_overflow_infinity.
18040 (extract_range_from_assert): Likewise.
18042 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18044 PR middle-end/31095
18045 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18046 change the type before looking for a COMPOUND_EXPR.
18048 2007-05-22 Ian Lance Taylor <iant@google.com>
18050 * lower-subreg.c (decompose_multiword_subregs): If we change an
18051 insn, call remove_retval_note on it.
18053 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18055 * regs.h (end_hard_regno): New function.
18056 (END_HARD_REGNO, END_REGNO): New macros.
18057 (add_to_hard_reg_set): New function.
18058 (remove_from_hard_reg_set): Likewise.
18059 (in_hard_reg_set_p): Likewise.
18060 (overlaps_hard_reg_set_p): Likewise.
18061 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18062 (note_btr_set): Use END_HARD_REGNO.
18063 * caller-save.c (setup_save_areas): Use end_hard_regno.
18064 (mark_set_regs): Use END_HARD_REGNO.
18065 (add_stored_regs): Use end_hard_regno.
18066 (mark_referenced_regs): Use add_to_hard_reg_set.
18067 * combine.c (update_table_tick): Use END_REGNO.
18068 (record_value_for_reg): Likewise.
18069 (record_dead_and_set_regs): Likewise.
18070 (get_last_value_validate): Likewise.
18071 (use_crosses_set_p): Likewise.
18072 (reg_dead_at_p_1): Likewise.
18073 (reg_dead_at_p): Likewise.
18074 (mark_used_regs_combine): Use add_to_hard_reg_set.
18075 (move_deaths): Use END_HARD_REGNO.
18076 (reg_bitfield_target_p): Use end_hard_regno.
18077 (distribute_notes): Use END_HARD_REGNO.
18078 * cse.c (mention_regs): Use END_REGNO.
18079 (insert): Use add_to_hard_reg_set.
18080 (invalidate): Use END_HARD_REGNO.
18081 (invalidate_for_call): Likewise.
18082 (exp_equiv_p): Use END_REGNO.
18083 (cse_insn): Likewise.
18084 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18085 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18086 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18087 * function.c (keep_stack_depressed): Use end_hard_regno.
18088 * global.c (global_alloc): Use end_hard_regno.
18089 (global_conflicts): Use add_to_hard_reg_set instead of
18091 (find_reg): Likewise.
18092 (mark_reg_store): Likewise.
18093 (mark_reg_conflicts): Likewise.
18094 (mark_reg_death): Use remove_from_hard_reg_set.
18095 (mark_reg_live_nc): Delete.
18096 (set_preference): Use end_hard_regno.
18097 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18098 remove_from_hard_reg_set.
18099 (post_mark_life): Use add_to_hard_reg_set.
18100 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18101 (reg_becomes_live): Use add_to_hard_reg_set.
18102 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18103 (peep2_find_free_register): Use add_to_hard_reg_set.
18104 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18105 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18106 * regrename.c (note_sets): Use add_to_hard_reg_set.
18107 (clear_dead_regs): Use remove_from_hard_reg_set.
18108 (regrename_optimize): Use add_to_hard_reg_set.
18109 (find_oldest_value_reg): Use in_hard_reg_set_p.
18110 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18111 (hard_reg_set_here_p): Use end_hard_regno.
18112 (decompose): Likewise.
18113 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18114 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18115 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18116 (mark_home_live): Use end_hard_regno.
18117 (spill_hard_reg): Likewise.
18118 (clear_reload_reg_in_use): Likewise.
18119 * reorg.c (delete_prior_computation): Use END_REGNO.
18120 * resource.c (update_live_status): Use END_HARD_REGNO.
18121 (mark_referenced_resources): Use add_to_hard_reg_set.
18122 (mark_set_resources): Likewise.
18123 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18124 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18125 (reg_overlap_mentioned_p): Likewise.
18126 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18127 (covers_regno_no_parallel_p): Use END_REGNO.
18128 (find_regno_note): Likewise.
18129 (find_reg_fusage): Use END_HARD_REGNO.
18130 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18131 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18133 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18135 * mode-switching.c (reg_dies): Change type of second argument to
18137 (optimize_mode_switching): Update accordingly.
18139 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18141 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18143 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18144 (hard_reg_set_empty_p): ...these new functions.
18145 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18146 GO_IF_HARD_REG_SUBSET.
18147 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18148 instead of GO_IF_HARD_REG_EQUAL.
18149 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18150 instead of GO_IF_HARD_REG_EQUAL.
18151 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18152 GO_IF_HARD_REG_SUBSET.
18153 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18154 GO_IF_HARD_REG_EQUAL.
18155 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18156 of GO_IF_HARD_REG_SUBSET.
18157 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18158 instead of GO_IF_HARD_REG_EQUAL.
18159 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
18160 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
18161 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
18162 of GO_IF_HARD_REG_SUBSET,
18163 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
18164 GO_IF_HARD_REG_SUBSET.
18165 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
18166 instead of GO_IF_HARD_REG_EQUAL.
18167 * config/sh/sh.c (push_regs, calc_live_regs): Use
18168 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
18169 (hard_regs_intersect_p): Delete.
18171 2007-05-22 Janis Johnson <janis187@us.ibm.com>
18173 * doc/sourcebuild.texi (Test Directives) Add dg-message.
18175 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
18176 Richard Henderson <rth@redhat.com>
18178 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
18180 (x86_64-*-*): Likewise.
18182 * i386/i386-modes.def (V2QI): New.
18184 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
18186 (override_options): Support SSE4.1.
18187 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
18188 (IX86_BUILTIN_BLENDPS): Likewise.
18189 (IX86_BUILTIN_BLENDVPD): Likewise.
18190 (IX86_BUILTIN_BLENDVPS): Likewise.
18191 (IX86_BUILTIN_PBLENDVB128): Likewise.
18192 (IX86_BUILTIN_PBLENDW128): Likewise.
18193 (IX86_BUILTIN_DPPD): Likewise.
18194 (IX86_BUILTIN_DPPS): Likewise.
18195 (IX86_BUILTIN_INSERTPS128): Likewise.
18196 (IX86_BUILTIN_MOVNTDQA): Likewise.
18197 (IX86_BUILTIN_MPSADBW128): Likewise.
18198 (IX86_BUILTIN_PACKUSDW128): Likewise.
18199 (IX86_BUILTIN_PCMPEQQ): Likewise.
18200 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
18201 (IX86_BUILTIN_PMAXSB128): Likewise.
18202 (IX86_BUILTIN_PMAXSD128): Likewise.
18203 (IX86_BUILTIN_PMAXUD128): Likewise.
18204 (IX86_BUILTIN_PMAXUW128): Likewise.
18205 (IX86_BUILTIN_PMINSB128): Likewise.
18206 (IX86_BUILTIN_PMINSD128): Likewise.
18207 (IX86_BUILTIN_PMINUD128): Likewise.
18208 (IX86_BUILTIN_PMINUW128): Likewise.
18209 (IX86_BUILTIN_PMOVSXBW128): Likewise.
18210 (IX86_BUILTIN_PMOVSXBD128): Likewise.
18211 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
18212 (IX86_BUILTIN_PMOVSXWD128): Likewise.
18213 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
18214 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
18215 (IX86_BUILTIN_PMOVZXBW128): Likewise.
18216 (IX86_BUILTIN_PMOVZXBD128): Likewise.
18217 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
18218 (IX86_BUILTIN_PMOVZXWD128): Likewise.
18219 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18220 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18221 (IX86_BUILTIN_PMULDQ128): Likewise.
18222 (IX86_BUILTIN_PMULLD128): Likewise.
18223 (IX86_BUILTIN_ROUNDPD): Likewise.
18224 (IX86_BUILTIN_ROUNDPS): Likewise.
18225 (IX86_BUILTIN_ROUNDSD): Likewise.
18226 (IX86_BUILTIN_ROUNDSS): Likewise.
18227 (IX86_BUILTIN_PTESTZ): Likewise.
18228 (IX86_BUILTIN_PTESTC): Likewise.
18229 (IX86_BUILTIN_PTESTNZC): Likewise.
18230 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18231 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18232 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18233 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18234 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18235 (bdesc_ptest): New.
18236 (bdesc_sse_3arg): Likewise.
18237 (bdesc_2arg): Likewise.
18238 (bdesc_1arg): Likewise.
18239 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18241 (ix86_expand_sse_4_operands_builtin): New.
18242 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18243 smaller than 8 bits as the 2nd arg.
18244 (ix86_expand_sse_ptest): New.
18245 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18246 (ix86_expand_vector_set): Support SSE4.1.
18247 (ix86_expand_vector_extract): Likewise.
18249 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18250 __SSE4_1__ for -msse4.1.
18252 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18253 (UNSPEC_INSERTPS): Likewise.
18254 (UNSPEC_DP): Likewise.
18255 (UNSPEC_MOVNTDQA): Likewise.
18256 (UNSPEC_MPSADBW): Likewise.
18257 (UNSPEC_PHMINPOSUW): Likewise.
18258 (UNSPEC_PTEST): Likewise.
18259 (UNSPEC_ROUNDP): Likewise.
18260 (UNSPEC_ROUNDS): Likewise.
18262 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18264 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18265 (const_pow2_1_to_32768_operand): Likewise.
18267 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18270 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18272 (sse4_1_insertps): Likewise.
18273 (*sse4_1_extractps): Likewise.
18274 (sse4_1_ptest): Likewise.
18275 (sse4_1_mulv2siv2di3): Likewise.
18276 (*sse4_1_mulv4si3): Likewise.
18277 (*sse4_1_smax<mode>3): Likewise.
18278 (*sse4_1_umax<mode>3): Likewise.
18279 (*sse4_1_smin<mode>3): Likewise.
18280 (*sse4_1_umin<mode>3): Likewise.
18281 (sse4_1_eqv2di3): Likewise.
18282 (*sse4_1_pinsrb): Likewise.
18283 (*sse4_1_pinsrd): Likewise.
18284 (*sse4_1_pinsrq): Likewise.
18285 (*sse4_1_pextrb): Likewise.
18286 (*sse4_1_pextrb_memory): Likewise.
18287 (*sse4_1_pextrw_memory): Likewise.
18288 (*sse4_1_pextrq): Likewise.
18289 (sse4_1_blendpd): Likewise.
18290 (sse4_1_blendps): Likewise.
18291 (sse4_1_blendvpd): Likewise.
18292 (sse4_1_blendvps): Likewise.
18293 (sse4_1_dppd): Likewise.
18294 (sse4_1_dpps): Likewise.
18295 (sse4_1_movntdqa): Likewise.
18296 (sse4_1_mpsadbw): Likewise.
18297 (sse4_1_packusdw): Likewise.
18298 (sse4_1_pblendvb): Likewise.
18299 (sse4_1_pblendw): Likewise.
18300 (sse4_1_phminposuw): Likewise.
18301 (sse4_1_extendv8qiv8hi2): Likewise.
18302 (*sse4_1_extendv8qiv8hi2): Likewise.
18303 (sse4_1_extendv4qiv4si2): Likewise.
18304 (*sse4_1_extendv4qiv4si2): Likewise.
18305 (sse4_1_extendv2qiv2di2): Likewise.
18306 (*sse4_1_extendv2qiv2di2): Likewise.
18307 (sse4_1_extendv4hiv4si2): Likewise.
18308 (*sse4_1_extendv4hiv4si2): Likewise.
18309 (sse4_1_extendv2hiv2di2): Likewise.
18310 (*sse4_1_extendv2hiv2di2): Likewise.
18311 (sse4_1_extendv2siv2di2): Likewise.
18312 (*sse4_1_extendv2siv2di2): Likewise.
18313 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18314 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18315 (sse4_1_zero_extendv4qiv4si2): Likewise.
18316 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18317 (sse4_1_zero_extendv2qiv2di2): Likewise.
18318 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18319 (sse4_1_zero_extendv4hiv4si2): Likewise.
18320 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18321 (sse4_1_zero_extendv2hiv2di2): Likewise.
18322 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18323 (sse4_1_zero_extendv2siv2di2): Likewise.
18324 (*sse4_1_zero_extendv2siv2di2): Likewise.
18325 (sse4_1_roundpd): Likewise.
18326 (sse4_1_roundps): Likewise.
18327 (sse4_1_roundsd): Likewise.
18328 (sse4_1_roundss): Likewise.
18329 (mulv4si3): Don't expand for SSE4.1.
18330 (smax<mode>3): Likewise.
18331 (umaxv4si3): Likewise.
18332 (uminv16qi3): Likewise.
18333 (umin<mode>3): Likewise.
18334 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18336 * doc/extend.texi: Document SSE4.1 built-in functions.
18338 * doc/invoke.texi: Document -msse4.1.
18340 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18342 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18343 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18344 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18345 (ASM_SPEC): Add asm_pcrel_spec.
18346 (EXTRA_SPECS): Add asm_pcrel_spec.
18348 2007-05-21 David Daney <ddaney@avtrex.com>
18350 * doc/install.texi (Building a cross compiler): Add requirements
18351 for Java cross compiler.
18353 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18355 PR middle-end/31995
18356 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
18357 Add loopno argument. Use evolution_function_is_invariant_rec_p
18358 instead of evolution_function_is_constant_p.
18359 Update calls to evolution_function_is_affine_multivariate_p.
18360 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
18361 Add loopno argument.
18362 * tree-scalar-evolution.c (gather_chrec_stats): Call
18363 evolution_function_is_affine_multivariate_p with a loop
18365 * tree-data-ref.c (analyze_miv_subscript): Likewise.
18366 (analyze_overlapping_iterations): Likewise.
18367 (access_functions_are_affine_or_constant_p): Likewise.
18368 (build_classic_dist_vector_1): If the access functions
18369 are equal, don't do anything.
18371 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
18372 Paolo Carlini <pcarlini@suse.de>
18373 Uros Bizjak <ubizjak@gmail.com>
18375 * c-cppbuiltin.c (c_cpp_builtins): Define
18376 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
18377 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
18378 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
18379 * doc/cpp.texi ([Standard Predefined Macros]): Document.
18381 2007-05-21 Mike Stump <mrs@apple.com>
18383 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
18385 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18387 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
18389 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
18390 implementation if __OPTIMIZE__ is not defined.
18391 (_mm_alignr_pi8): Ditto.
18392 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18393 (_mm_inserti_si64): Ditto.
18394 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18395 (_mm_slli_epi16): Ditto.
18396 (_mm_slli_epi32): Ditto.
18397 (_mm_slli_epi64): Ditto.
18398 (_mm_srai_epi16): Ditto.
18399 (_mm_srai_epi32): Ditto.
18400 (_mm_srli_si128): Ditto.
18401 (_mm_slli_si128): Ditto.
18402 (_mm_srli_epi16): Ditto.
18403 (_mm_srli_epi32): Ditto.
18404 (_mm_srli_epi64): Ditto.
18405 (_mm_extract_epi16): Ditto.
18406 (_mm_insert_epi16): Ditto.
18407 (_mm_shufflehi_epi16): Ditto.
18408 (_mm_shufflelo_epi16): Ditto.
18409 (_mm_shuffle_epi32): Ditto.
18410 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
18411 (_m_pextrw): Ditto.
18412 (_mm_insert_pi16): Ditto.
18413 (_m_pinsrw): Ditto.
18414 (_mm_shuffle_pi16): Ditto.
18415 (_m_pshufw): Ditto.
18416 (_mm_shufle_ps): Ditto.
18417 (_mm_prefetch): Ditto.
18419 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
18421 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
18422 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
18423 * real.c (encode_i370_single, decode_i370_single,
18424 encode_i370_double, decode_i370_double): Functions removed.
18425 (i370_single_format, i370_double_format): Initializations removed.
18426 (real_maxval, round_for_format, exact_real_truncate, significand_size):
18427 Consider the log2_b field to always be one.
18428 (ieee_single_format, mips_single_format, coldfire_single_format,
18429 ieee_double_format, mips_double_format, coldfire_double_format,
18430 ieee_extended_motorola_format, ieee_extended_intel_96_format,
18431 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
18432 ibm_extended_format, mips_extended_format, ieee_quad_format,
18433 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
18434 decimal_single_format, decimal_double_format, decimal_quad_format,
18435 c4x_single_format, c4x_extended_format, real_internal_format): Remove
18436 initialization of log2_b.
18437 * real.h (i370_single_format, i370_double_format): Declarations
18439 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
18440 field to always be one.
18442 2007-05-21 Andreas Schwab <schwab@suse.de>
18444 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
18445 NOTE_INSN_BASIC_BLOCK_P.
18446 (process_for_unwind_directive): Likewise.
18448 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
18450 * builtins.c (expand_builtin_setjmp_setup): Update comment.
18451 * function.h (struct function): Move va_list_gpr_size,
18452 va_list_fpr_size, function_frequency to front of bitfields. Add
18454 (current_function_calls_unwind_init): New.
18455 * except.c (expand_builtin_unwind_init): Set
18456 current_function_calls_unwind_init not
18457 current_function_has_nonlocal_label.
18458 * reload1.c (has_nonexceptional_receiver): New.
18459 (reload): Use it and current_function_calls_unwind_init to
18460 determine whether call-saved regs must be saved.
18462 2007-05-20 Jan Hubicka <jh@suse.cz>
18464 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
18465 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18466 * ddg.c (create_ddg): LIkewise.
18467 * final.c (final): Remove hunk moving line number notes around since
18468 they are no longer present at this stage.
18469 (final_scan_insn): Use NOTE_KIND instead of
18470 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18471 (output_asm_label): Likewise.
18472 * reorg.c (dbr_schedule): Likewise.
18473 * haifa-sched.c (unlink_other_notes): Likewise.
18474 * mode-switching.c (optimize_mode_switching): Likewise.
18475 * graph.c (start_bb): Likewise.
18476 * rtl.def (NOTE): Update description.
18477 * jump.c (squeeze_notes): Delete.
18478 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
18479 NOTE_INSN_BASIC_BLOCK_P when possible.
18480 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
18481 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
18482 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18483 (dwarf2out_var_location): Likewise.
18484 * cfgbuild.c (make_edges): Likewise.
18485 (find_basic_blocks_1): Likewise.
18486 * function.c (reorder_blocks_1): Likewise.
18487 (epilogue_done): Likewise.
18488 (reposition_prologue_and_epilogue_notes): Likewise.
18489 * print-rtl.c (print_rtx): Likewise; drop code for printing
18491 (print_rtl): Likewise.
18492 (print_rtl_single): Likewise.
18493 * gcse.c (insert_insn_start_bb): Likewise.
18494 * alias.c (init_alias_analysis): Likewise.
18495 * calls.c (fixup_tail_calls): Likewise.
18496 * except.c (sjlj_emit_function_enter): Likewise.
18497 * emit-rtl.c (add_insn_after): Likeiwse.
18498 (emit_label_before): Likewise.
18499 (emit_label_after): Likewise.
18500 (emit_note_before, emit_note_after, emit_note): Update
18501 parameter to be enum insn_note; do not deal with source
18503 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
18504 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
18506 (merge_blocks_move_successor_nojumps): Simplify now when
18507 we don't have BLOCK notes.
18508 (try_optimize_cfg): Likewise.
18509 * cfglayout.c (skip_insns_after_block): Likewise.
18510 (record_effective_endpoints): Likewise.
18511 (duplicate_insn_chain): Likewise.
18512 * varasm.c (output_constant_pool_1): Likewise.
18513 * sched-deps.c (sched_analyze): Likewise.
18514 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
18516 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
18517 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
18518 (SET_INSN_DELETED): Simplify.
18519 (NOTE_LINE_NUMBER): Exterminate.
18520 (NOTE_LINE_KIND): New.
18521 (NOTE_INSN_BASIC_BLOCK_P): Update.
18522 (enum insn_note): Simplify.
18523 (GET_NOTE_INSN_NAME) Simplify.
18524 (emit_note_before, emit_note_after, emit_note): Update prototype.
18525 (squeeze_notes): Remove.
18526 * sched-int.h (NOTE_NOT_BB_P): Update.
18527 * resource.c (mark_target_live_regs): Update.
18528 * sched-rgn.c (debug_dependencies): Update.
18529 * sched-vis.c (print_insn): Update.
18530 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
18531 * config/i386/i386.c (ix86_output_function_epilogue): Update.
18532 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
18533 (TARGET_ADJUST_UNROLL_MAX): Likewise.
18534 (split_branches): Update.
18535 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
18537 (sh_adjust_unroll_max): Exterminate.
18538 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
18539 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
18540 (m68hc11_reorg): Likewise.
18541 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
18542 (emit_predicate_relation_info): Update.
18543 (process_for_unwind_directive): Update.
18544 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
18545 (output_call): Update.
18546 * config/pa/pa.c (output_lbranch): Update.
18547 (output_millicode_call): Update.
18548 (output_call): Update.
18549 (pa_combine_instructions): Update.
18550 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
18551 * config/bfin/bfin.c (gen_one_bundle): Update.
18552 * cfgrtl.c (can_delete_note_p): Update.
18553 (delete_insn): Update.
18554 (rtl_merge_blocks): Update.
18555 (commit_one_edge_insertion): Update.
18556 (rtl_verify_flow_info): Update.
18557 * stmt.c (expand_case): Do not call squeeze_notes.
18559 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18566 * c.opt (Wtype-limits): New.
18567 * doc/invoke.texi (Wtype-limits): Document it.
18568 (Wextra): Enabled by -Wextra.
18569 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18570 * c-common.c (shorten_compare): Warn with Wtype-limits.
18572 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18574 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
18575 inlined function, not as a macro.
18576 (_mm_alignr_pi8): Ditto.
18577 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18578 (_mm_inserti_si64): Ditto.
18579 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18580 (_mm_extract_epi16): Ditto.
18581 (_mm_insert_epi16): Ditto.
18582 (_mm_shufflehi_epi16): Ditto.
18583 (_mm_shufflelo_epi16): Ditto.
18584 (_mm_shuffle_epi32): Ditto.
18585 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
18586 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
18588 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
18590 (_m_to_float): Use C89 compatible assignment.
18592 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
18595 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
18597 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18600 * doc/invoke.texi (Wreturn-type): Complete description.
18601 (Wextra): Delete item about return-type warning.
18602 * c-decl.c: Delete redundant Wextra warning.
18604 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18607 * config/i386/pmmintrin.h: Do not include xmmintrin.h
18608 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
18609 inlined function, not as a macro.
18610 (_mm_prefetch): Ditto.
18611 (_m_pextrw): Ditto.
18612 (_mm_insert_pi16): Ditto.
18613 (_m_pinsrw): Ditto.
18614 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
18615 (_m_pshufw): Ditto. Add const to __N argument.
18616 (_mm_shufle_ps): Ditto. Add const to __mask argument.
18617 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
18618 (_mm_slli_epi32): Ditto.
18619 (_mm_srli_si128): Implement as always inlined function, not as a
18620 macro. Add __inline to function declaration.
18621 (_mm_slli_si128): Ditto.
18623 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
18625 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
18626 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
18628 (struct fenv): New structure.
18629 (FP_HANDLE_EXCEPTIONS): New define.
18630 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
18631 (_FP_DECL_EXP): New define.
18632 (FP_INIT_ROUNDMODE): New define.
18633 (FP_ROUNDMODE): New define.
18635 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18637 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
18638 (Wconversion): Update description.
18639 (Wconversion-sign): New.
18640 * c.opt (Wconversion-sign): New.
18641 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
18642 means disabled for C++. Otherwise, take the status of Wconversion.
18643 * c-common.c (conversion_warning): Warn with either Wconversion or
18645 (warnings_for_convert_and_check): Conditions are already checked by
18646 conversion_warning.
18647 (convert_and_check): Don't check warnings if the conversion failed.
18649 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
18650 Anatoly Sokolov <aesok@dol.ru>
18652 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
18653 avr_epilogue_uses) : Add declaration.
18654 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
18655 * config/avr/constraints.md (R): New constraint.
18656 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
18657 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
18658 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
18659 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
18660 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
18661 call_prologue_saves, epilogue_restores, return_from_epilogue,
18662 return_from_main_epilogue, return_from_interrupt_epilogue,
18663 return_from_naked_epilogue, prologue, epilogue): New patterns.
18664 (jump): Handle symbol reference.
18665 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
18666 avr_output_function_prologue, avr_output_function_epilogue): Remove
18668 (avr_init_machine_status, expand_prologue, expand_epilogue,
18669 avr_asm_function_end_prologue, avr_epilogue_uses,
18670 avr_asm_function_begin_epilogue): New functions.
18671 (prologue_size, epilogue_size, jump_tables_size): Remove global
18673 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
18674 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
18675 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
18676 (avr_override_options): Initialise init_machine_status.
18677 (output_movhi): Handle all stack pointer loads.
18678 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
18679 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
18680 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
18681 (EPILOGUE_USES) Redefine.
18682 (machine_function) Declare.
18684 2007-05-19 Richard Sandiford <richard@codesourcery.com>
18686 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
18687 Use a single return statement.
18689 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18691 PR middle-end/30250
18692 * builtins.c (do_mpfr_lgamma_r): New.
18693 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
18694 * tree.h (CASE_FLT_FN_REENT): New.
18696 2007-05-18 Geoffrey Keating <geoffk@apple.com>
18698 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
18699 (output_die): Use 'unsigned long' with %x.
18700 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
18701 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
18702 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
18704 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
18706 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
18711 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
18712 true if function has no argument.
18714 2007-05-18 DJ Delorie <dj@redhat.com>
18716 * config/mips/mips.c (mips_offset_within_alignment_p): New.
18717 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
18719 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18721 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
18722 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
18723 count_trailing_zeros.
18724 (__i386__): Implement count_leading_zeros using __builtin_clz().
18725 Implement count_trailing_zeros usign __builtin_ctz().
18727 2007-05-18 Richard Sandiford <richard@codesourcery.com>
18729 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18731 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18733 PR middle-end/31344
18734 * expr.c (emit_move_change_mode): Change mode of push operands here.
18736 2007-05-17 Ian Lance Taylor <iant@google.com>
18738 PR tree-optimization/31953
18739 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
18740 Change all callers.
18741 (set_value_range_to_null): Call set_value_range_to_value.
18742 (extract_range_from_comparison): Likewise.
18744 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18746 * toplev.c (print_version): Output GMP/MPFR version info.
18748 * builtins.c (CASE_MATHFN_REENT): New macro.
18749 (mathfn_built_in): Use it.
18750 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
18751 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
18752 BUILT_IN_LGAMMAL_R): New.
18753 * doc/extend.texi: Document new builtins.
18755 PR middle-end/31796
18756 * builtins.c (do_mpfr_remquo): New.
18757 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
18758 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18760 PR middle-end/30251
18761 * builtins.c (fold_builtin_1): Handle y0, y1.
18762 (fold_builtin_2): Handle yn.
18764 PR middle-end/30251
18765 * builtins.c (do_mpfr_bessel_n): New.
18766 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18767 (fold_builtin_2): Handle BUILT_IN_JN.
18769 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18772 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18773 TYPE_PRECISION (intmax_type_node).
18775 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18778 * reload.c (subst_reloads): Remove checking.
18780 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18782 PR rtl-optimization/31691
18783 * combine.c (simplify_set): Build a new src pattern instead of
18784 substituting its operands in the COMPARE case.
18786 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18788 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18789 (execute_vrp): Preserve loops through jump threading.
18790 * tree-ssa-threadupdate.c (thread_single_edge,
18791 dbds_continue_enumeration_p, determine_bb_domination_status,
18792 thread_through_loop_header): New functions.
18793 (create_edge_and_update_destination_phis,
18794 create_edge_and_update_destination_phis): Set loops for the new blocks.
18795 (prune_undesirable_thread_requests): Removed.
18796 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18798 (thread_block): Do not call prune_undesirable_thread_requests.
18800 (mark_threaded_blocks): Select edges to thread here.
18801 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18802 Thread edges through loop headers independently.
18803 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18804 * tree-pass.h (TODO_mark_first_instance): New.
18805 (first_pass_instance): Declare.
18806 * cfghooks.c (duplicate_block): Put the block to the original loop
18807 if copy is not specified.
18808 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18809 jump threading. Pass may_peel_loop_headers to
18810 thread_through_all_blocks according to first_pass_instance.
18811 * cfgloop.h (create_preheader): Declare.
18812 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18813 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18814 * passes.c (first_pass_instance): New variable.
18815 (next_pass_1): Set TODO_mark_first_instance.
18816 (execute_todo): Set first_pass_instance.
18818 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18820 PR tree-optimization/24659
18821 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18822 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18823 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18824 OTI_vec_pack_ufix_trunc.
18825 (vec_unpacks_float_hi_optab): Define new macro.
18826 (vec_unpacks_float_lo_optab): Ditto.
18827 (vec_unpacku_float_hi_optab): Ditto.
18828 (vec_unpacku_float_lo_optab): Ditto.
18829 (vec_pack_sfix_trunc_optab): Ditto.
18830 (vec_pack_ufix_trunc_optab): Ditto.
18831 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18832 and vec_pack_[s|u]fix_trunc_optab using
18833 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18834 * tree-vectorizer.c (supportable_widening_operation): Handle
18835 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18836 (supportable_narrowing_operation): New function.
18837 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18838 * tree-vect-transform.c (vectorizable_conversion): Handle
18839 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18840 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18841 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18842 to check for target support.
18843 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18844 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18845 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18846 for VEC_PACK_FIX_TRUNC_EXPR.
18847 (expand_binop): Special case mode of the result for
18848 vec_pack_[u|s]fix_trunc_optab.
18849 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18850 vec_pack_[u|s]fix_trunc_optab.
18852 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18853 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18854 * tree-pretty-print.c (dump_generic_node): Handle
18855 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18856 VEC_PACK_FIX_TRUNC_EXPR.
18858 * expr.c (expand_expr_real_1): Ditto.
18859 * tree-inline.c (estimate_num_insns_1): Ditto.
18860 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18862 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18863 (vec_unpacks_float_lo_v8hi): Ditto.
18864 (vec_unpacku_float_hi_v8hi): Ditto.
18865 (vec_unpacku_float_lo_v8hi): Ditto.
18866 (vec_unpacks_float_hi_v4si): Ditto.
18867 (vec_unpacks_float_lo_v4si): Ditto.
18868 (vec_pack_sfix_trunc_v2df): Ditto.
18870 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18872 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18873 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18874 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18875 [vec_pack_ufix_trunc]: Ditto.
18876 [vec_unpacks_float_hi]: Ditto.
18877 [vec_unpacks_float_lo]: Ditto.
18878 [vec_unpacku_float_hi]: Ditto.
18879 [vec_unpacku_float_lo]: Ditto.
18881 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18883 * soft-fp/README: Update for new files.
18884 * soft-fp/floattisf.c: New file.
18885 * soft-fp/floattidf.c: New file.
18886 * soft-fp/floattitf.c: New file.
18887 * soft-fp/floatuntisf.c: New file.
18888 * soft-fp/floatuntidf.c: New file.
18889 * soft-fp/floatuntitf.c: New file.
18890 * soft-fp/fixsfti.c: New file.
18891 * soft-fp/fixdfti.c: New file.
18892 * soft-fp/fixtfti.c: New file.
18893 * soft-fp/fixunssfti.c: New file.
18894 * soft-fp/fixunsdfti.c: New file.
18895 * soft-fp/fixunstfti.c: New file.
18896 * soft-fp/extendxftf.c: New file.
18897 * soft-fp/trunctfxf.c: New file.
18899 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18900 (__trunctfxf2): Ditto.
18902 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18903 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18904 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18905 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18906 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18907 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18909 * config/i386/t-fprules-softfp64: New file.
18910 * config/i386/sfp-machine.h: New file.
18911 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18912 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18913 and soft-fp/t-softfp to tmake_file.
18914 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18915 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18917 * config/i386/t-linux64 (softfp_wrap_start): New.
18918 (softfp_wrap_end): New.
18919 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18920 supported for TARGET_64BIT.
18922 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18924 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18925 c_common_unsigned_type behavior.
18927 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18929 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18932 2007-05-16 Eric Christopher <echristo@apple.com>
18934 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18935 saving after stack push. Set sp_offset whenever we push.
18936 (rs6000_emit_epilogue): Move altivec register restore before
18939 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18941 * configure.ac: Allow sysroots to be relocated under $prefix as
18942 well as $exec_prefix.
18943 * configure: Regenerate.
18945 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18949 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18951 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18952 (gcc_tooldir): Likewise.
18953 * configure: Regenerate.
18954 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18955 old configure.ac gcc_tooldir setting.
18956 (prefix_to_exec_prefix): New variable.
18957 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18958 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18960 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18962 * c-typeck.c (build_binary_op): Return early for error.
18964 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18966 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18967 struct nb_iter_bound.
18968 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18969 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18970 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18971 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18972 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18973 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18974 (del_scev_info): Use ggc_free.
18975 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18976 * loop-init.c: Include ggc.h.
18977 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18978 (loop_optimizer_finalize): Use ggc_free.
18979 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18980 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18981 pass_iv_optimize): Add TODO_ggc_collect.
18982 * function.h (struct function): Remove skip marker from
18984 * cfgloop.c: Include ggc.h.
18985 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18987 (establish_preds): Vector superloops is gc allocated.
18988 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18990 (flow_loops_find): Vector larray is gc allocated.
18991 (loop_exit_free): Use ggc_free.
18992 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18993 that head of exits list is now not a part of struct loop.
18994 (record_loop_exits): Allocate exits table in gc memory.
18995 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18996 that head of exits list is now not a part of struct loop.
18997 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18998 struct loop_exit): Add GTY marker.
18999 (struct loop): Add GTY marker. Make superloops vector gc allocated.
19000 Add skip marker to aux field. Make head of exits list a separate
19002 (struct loops): Add GTY marker. Make larray vector gc allocated.
19003 Add param marker to exits table.
19004 (get_loops): Type changed.
19005 * Makefile.in (tree-scalar-evolution.o): Add
19006 gt-tree-scalar-evolution.h dependency.
19007 (cfgloop.o, loop-init.o): Add ggc.h dependency.
19008 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
19009 * basic-block.h (struct basic_block_def): Remove skip marker from
19012 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
19014 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
19015 of 0 in the call to expand_expr().
19016 (expand_builtin_mathfn_3): Ditto.
19017 (expand_builtin_interclass_mathfn): Ditto.
19018 (expand_builtin_cexpi): Ditto.
19019 (expand_builtin_int_roundingfn): Ditto.
19020 (expand_builtin_int_roundingfn_2): Ditto.
19021 (expand_builtin_pow): Ditto.
19022 (expand_builtin_powi): Ditto.
19023 (expand_builtin_bswap): Ditto.
19024 (expand_builtin_unop): Ditto.
19025 (expand_builtin_fabs): Ditto.
19026 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
19027 the call to expand_expr().
19028 (expand_builtin_sync_operation): Ditto.
19029 (expand_builtin_compare_and_swap): Ditto.
19030 (expand_builtin_lock_test_and_set): Ditto.
19031 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
19032 instead of 0 in the call to expand_expr().
19033 (expand_builtin_extract_return_addr): Ditto.
19034 (expand_builtin_eh_return): Ditto.
19035 (expand_eh_return): Ditto.
19036 * explow.c (expr_size): Ditto.
19037 * expr.c (optimize_bitfield_assignment_op): Ditto.
19038 (expand_assignement): Ditto.
19039 (store_expr): Ditto.
19040 (store_field): Ditto.
19041 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19042 the call to expand_expr().
19043 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19044 in the call to expand_expr().
19045 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19046 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19047 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19049 * optabs.c (expand_vec_shift_expr): Ditto.
19050 (expand_vec_cond_expr): Ditto.
19051 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19052 call to expand_expr().
19053 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19054 in the call to expand_expr().
19056 2007-05-14 Dave Korn <dave.korn@artimi.com>
19058 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19060 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19062 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19063 instead of c_common_unsigned_type.
19064 (c_common_unsigned_type): Remove.
19065 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19066 c_common_unsigned_type.
19067 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19068 c_common_unsigned_type.
19069 * c-common.h (c_common_unsigned_type): Remove.
19070 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19071 c_common_unsigned_type.
19072 * c-format.c (check_format_types): Use unsigned_type_for instead of
19073 c_common_unsigned_type.
19074 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19075 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19076 of c_common_unsigned_type.
19077 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19078 lang_hooks.types.unsigned_type.
19079 * expmed.c (make_tree): Use unsigned_type_for instead of
19080 lang_hooks.types.unsigned_type.
19081 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19082 lang_hooks.types.unsigned_type.
19083 (build_range_check): Likewise.
19084 (fold_unary): Likewise.
19085 (fold_binary): Likewise.
19086 (fold_ternary): Likewise.
19087 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19088 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19089 * tree.c (get_unsigned_type): New.
19090 (unsigned_type_for): Use get_unsigned_type instead of
19091 lang_hooks.types.unsigned_type.
19093 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19095 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19096 to m68k_get_function_kind. Update its prototype.
19097 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19099 (m68k_interrupt_function_p): Return enum m68k_function_type
19100 instead of bool. Rename to m68k_get_function_kind.
19101 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19102 target is not fido.
19103 (m68k_compute_frame_layout): Don't mark any register for save
19104 if an interrupt_thread attribute is specified.
19105 (m68k_hard_regno_rename_ok): Update a use of
19106 m68k_interrupt_function_p.
19107 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19108 m68k_interrupt_function_p.
19109 (m68k_function_type): New.
19110 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19111 for a function with an interrupt_thread attribute.
19112 * doc/extend.texi: Document the interrupt_thread attribute.
19114 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19116 Fix PR tree-optimization/31911
19117 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19118 if they didn't change the expression.
19120 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19122 * tree-scalar-evolution.c (resolve_mixers): Exported.
19123 * tree-scalar-evolution.h (resolve_mixers): Declare.
19124 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19125 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19126 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19127 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19128 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19129 strip_conversion, analyze_offset_expr, address_analysis,
19130 object_analysis, analyze_offset): Removed.
19131 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19132 split_constant_offset, canonicalize_base_object_address,
19133 object_address_invariant_in_loop_p, disjoint_objects_p,
19134 dr_may_alias_p, dr_address_invariant_p): New functions.
19135 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19136 and dr_analyze_alias.
19137 (initialize_data_dependence_relation): Use dr_may_alias_p
19138 and object_address_invariant_in_loop_p.
19139 (compute_self_dependence): Handle the case when
19140 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19141 (find_data_references_in_stmt): Restrict the analysis of data
19142 references to the given loop nest.
19143 (find_data_references_in_loop): Made static. Pass loop nest to
19144 find_data_references_in_stmt.
19145 (compute_data_dependences_for_loop): Use DR_VOPS.
19146 (free_data_ref): Free DR_VOPS.
19147 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19148 (struct innermost_loop_behavior): ... new.
19149 (struct base_object_info): Replaced by ...
19150 (struct indices): ... new.
19151 (struct dr_alias): New.
19152 (enum data_ref_type): Removed.
19153 (struct data_reference): Consist of struct innermost_loop_behavior,
19154 struct indices and struct dr_alias.
19155 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19156 (DR_MEMTAG): Renamed to ...
19157 (DR_SYMBOL_TAG): ... this.
19158 (find_data_references_in_loop): Declaration removed.
19159 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
19160 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
19161 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
19162 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
19164 2007-05-13 Revital Eres <eres@il.ibm.com>
19166 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
19167 which walks virtual def-use chains to find redundant stores.
19168 (dse_optimize_stmt): Call it.
19170 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19172 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
19173 * passes.c (init_optimization_passes): Move pass_jump_bypass
19176 * basic-block.h (bb_has_eh_pred): Fix style issue.
19178 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19180 PR rtl-optimization/31848
19181 * loop-invariant.c (move_invariant_reg): If we move an insn
19182 with a REG_EQUAL note, and that insn is not always executed,
19183 remove the REG_EQUAL note.
19185 2007-05-12 Richard Guenther <rguenther@suse.de>
19187 PR tree-optimization/31797
19188 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
19189 propagate into a stmt that has volatile ops.
19191 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19193 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19194 (gcc_tooldir): Likewise.
19195 * configure: Regenerate.
19196 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19197 old configure.ac gcc_tooldir setting.
19198 (prefix_to_exec_prefix): New variable.
19199 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19200 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19202 2007-05-11 Silvius Rus <rus@google.com>
19204 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
19205 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
19206 * c-common.h (strict_aliasing_warning): Change return type.
19207 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
19208 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19209 (build_c_cast): Condition call to strict_aliasing_warning.
19210 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
19211 * flags.h (set_Wstrict_aliasing): Declare.
19212 * opts.c (set_Wstrict_alising): Define, add call to.
19213 * tree-flow.h (strict_aliasing_warning_backend): Declare.
19214 * tree-ssa-alias-warnings.c: New file.
19215 * tree-ssa-alias.c (compute_may_aliases): Add call to
19216 strict_aliasing_warning_backend.
19218 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19220 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19221 Use loop_depth and loop_outer accessor functions.
19222 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19223 determine_invariantness_stmt, move_computations_stmt): Ditto.
19224 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19225 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19226 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19227 * tree-scalar-evolution.c (interpret_loop_phi,
19228 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19229 instantiate_parameters_1, scev_const_prop): Ditto.
19230 * cfghooks.c (make_forwarder_block): Ditto.
19231 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19232 * modulo-sched.c (loop_canon_p): Ditto.
19233 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19234 slpeel_can_duplicate_loop_p): Ditto.
19235 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19236 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19237 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19238 cancel_loop, verify_loop_structure): Ditto.
19239 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19240 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19241 superloops vector instead of "pred" array.
19242 (establish_preds): Take father loop as an argument. Initialize the
19244 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19245 Do not initialize loop->outer.
19246 (flow_loop_tree_node_remove): Truncate the superloops vector.
19247 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19248 "pred" merged to "superloops" vector.
19249 (loop_depth, loop_outer): New.
19250 (fel_init): Use loop_outer.
19252 2007-05-11 Jan Hubicka <jh@suse.cz>
19254 * cgraphunit.c: Include gt-cgraphunit.h
19255 (static_ctors, static_dtors): New static vars.
19256 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19257 based on implementation in c-common.c
19258 (cgraph_finalize_function): Call record_cdtor_fn.
19259 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19260 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19261 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19262 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19263 build_cdtor, c_build_cdtor_fns): Remove.
19264 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19265 c_build_cdtor_fns): Remove prototype.
19267 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19270 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19271 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19272 * builtins.c (fold_builtin_memchr): New.
19273 (expand_builtin_memchr): Call the latter.
19274 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19275 * doc/extend.texi ([Other built-in functions provided by GCC]):
19278 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19280 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19281 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19282 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19283 PFPO_OP1_TYPE_SHIFT): Constants added.
19284 (DFP_ALL): Mode macro defined.
19285 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19286 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19287 Insn definitions added.
19288 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19289 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19292 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19294 PR tree-optimization/31885
19295 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19296 NULL_TREE to be undetermined.
19297 (automatically_generated_chrec_p): Return false for NULL.
19299 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19301 * config/bfin/bfin.h (MOVE_RATIO): Define.
19303 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19305 * config.gcc (sparc-wrs-vxworks): New target.
19306 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19307 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19308 * config/sparc/sparc.h: Include vxworks-dummy.h.
19309 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19310 include LABEL_REFs too.
19311 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19312 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19314 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19316 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19317 (sparc_emit_call_insn): New function.
19318 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19319 functions when generating VxWorks PIC.
19320 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19321 (call, call_value): Use sparc_emit_call_insn instead of
19324 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19326 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19328 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19330 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19331 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19332 split_double instead of operand_subword.
19334 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19336 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19337 * config/bfin/bfin.c (bfin_local_alignment): New function.
19338 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19340 2007-05-08 Chao-ying Fu <fu@mips.com>
19342 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19343 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19344 (smsub_widen_optab, umsub_widen_optab): Define.
19345 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19347 * genopinit.c (optabs): Fill in smsub_widen_optab and
19349 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
19350 and umsub_widen_optab to implement multiply-subtract sequences.
19351 * config/mips/mips.md (*msac<u>_di): Rename to...
19352 (<u>msubsidi4): ...this. Extend condition to include
19353 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19354 of operand 0 to "ka" and use the three-operand form of msub<u>
19356 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
19359 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19361 PR rtl-optimization/28011
19362 * reload.c (push_reload): Set dont_share if IN appears in OUT
19363 also when IN is a PLUS rtx.
19364 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
19367 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
19369 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
19370 call unshare_all_decls.
19371 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
19372 (unshare_all_decls): Remove.
19374 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19377 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
19380 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
19381 Nigel Stephens <nigel@mips.com>
19383 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
19384 Update comments and all uses.
19385 (MIN_FPRS_PER_FMT): Define.
19386 * config/mips/mips.c (function_arg): Fix to correctly handle
19387 the -mips32r2 -mfp64 -mabi=32 case.
19388 (override_options): Enable use of odd-numbered registers for
19389 SFmode values on MIPS32.
19390 (mips_save_reg_p): Save whole floating-point register pair if
19391 either half is used.
19392 (compute_frame_size): Fix comment.
19394 2007-05-08 Jie Zhang <jie.zhang@analog.com>
19396 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
19397 argument of type bool.
19398 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
19399 argument. Safely select temporary P register according to it.
19400 (do_link): Change call site of add_to_reg accordingly.
19401 (do_unlink): Add epilogue_p as a fourth argument and pass it
19403 (expand_interrupt_handler_epilogue): Change call of do_unlink
19405 (bfin_expand_prologue): Add a third argument sibcall_p.
19406 * config/bfin/bfin.md (epilogue): Change call of
19407 bfin_expand_epilogue accordingly.
19408 (sibcall_epilogue): Likewise.
19409 (eh_return_internal): Likewise.
19411 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19412 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
19413 * config/bfin/bfin.c (bfin_handle_option): Handle
19414 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
19415 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
19416 Support bf534, bf536 and bf561.
19417 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
19419 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
19422 * config/i386/i386.c (ix86_function_regparm): Process local
19423 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
19425 2007-05-07 Mike Stump <mrs@apple.com>
19427 * doc/invoke.texi (Warning Options): Document that -Wempty-body
19428 also checks for and while statements in C++.
19430 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
19432 * gcc.c (at_file_supplied): New variable.
19433 (main): Set it if we expanded argv.
19434 (do_spec_1): Pass an @-file to the linker if we were called with
19435 an @-file argument and HAVE_GNU_LD.
19436 * collect2.c (at_file_supplied): New variable.
19437 (response_file): New variable.
19438 (collect_exit): Unlink response_file if necessary.
19439 (handler): Likewise.
19440 (do_wait): Likewise.
19441 (main): Set at_file_supplied if we expanded argv.
19442 (collect_execute): Pass an @-file to subprocesses if we were called
19443 with an @-file argument.
19444 * configure.ac: Add define for HAVE_GNU_LD.
19445 * configure: Regenerate.
19446 * config.in: Regenerate.
19448 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
19450 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
19451 operand to HI mode.
19456 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
19458 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19459 (TARGET_ENCODE_SECTION_INFO): Re-define.
19460 (m32c_encode_section_info): New
19461 (function_vector_handler): New
19462 (current_function_special_page_vector): New
19463 (m32c_special_page_vector_p): New.
19464 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19466 * config/m32c/jump.md: Added instruction JSRS for functions
19467 with attribute "function_vector".
19468 * doc/extend.texi (function_vector): Added description
19469 for M16C, M32C targets.
19471 2007-05-07 DJ Delorie <dj@redhat.com>
19474 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
19475 ashrpsi3, lshrpsi3): Update shift count constraint.
19477 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
19478 Nathan Froyd <froydnj@codesourcery.com>
19481 * c-incpath.c (add_path): Strip trailing path separators.
19483 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
19485 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
19486 Free dominance info before purging EH edges.
19487 (eliminate_degenerate_phis): Likewise.
19488 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
19490 2007-05-07 Jan Hubicka <jh@suse.cz>
19492 * gimplify.c (gimplify_expr): Do not crash when folding
19493 (void *)(int)&a + 4.
19495 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19498 * c-opts.c (lang_fortran): Make it non static.
19499 * c-common.h (lang_fortran): New prototype.
19500 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19501 -lang-fortran option was passed by the driver.
19503 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
19505 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
19506 of ASSERT_CHECKING. Tweak message.
19508 2007-05-06 Revital Eres <eres@il.ibm.com>
19511 * loop-unroll.c (insert_var_expansion_initialization):
19512 Initialize the expansions with -zero instead of +zero.
19514 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
19516 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
19517 into pic and non-pic versions. Mark r19 as used for
19518 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
19519 for tgd_load, tld_load and tie_load .
19520 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19521 version of tgd_load, tld_load and tie_load depending on the
19524 2007-05-04 Ulrich Drepper <drepper@redhat.com>
19525 Jakub Jelinek <jakub@redhat.com>
19527 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
19528 (__do_global_dtors_aux): Use more paranoid loop to run
19529 destructors if HIDDEN_DTOR_LIST_END.
19530 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
19532 2007-05-04 Jakub Jelinek <jakub@redhat.com>
19534 * varasm.c (align_variable): Don't increase alignment for
19535 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
19536 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
19538 2007-05-04 Josh Conner <jconner@apple.com>
19540 * basic-block.h (cdi_direction): Assign values to all enumeration
19542 (dom_computed): Remove.
19543 (dom_info_state): New.
19544 (set_dom_info_availability): New.
19545 * tree-ssa-loop-im.c (determine_invariantness): Initialize
19546 walk_data.dom_direction.
19547 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
19548 instead of dom_computed[].
19549 (split_edge): Likewise.
19550 (create_basic_block): Likewise.
19551 (merge_blocks): Likewise.
19552 * ifcvt.c (find_if_header): Likewise.
19553 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19554 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19555 * tree-ssa.c (verify_ssa): Likewise.
19556 * tree-cfg.c (tree_verify_flow_info): Likewise.
19557 (remove_edge_and_dominated_blocks): Likewise.
19558 * dominance.c (dom_computed): Make static.
19559 (calc_dfs_tree_nonrec): Change third param to a bool.
19560 (calc_dfs_tree): Change second param to a bool.
19561 (calc_idioms): Change second param to a bool. Use
19562 dom_convert_dir_to_idx.
19563 (init_dom_info): Validate dir before using.
19564 (dom_convert_dir_to_idx): New.
19565 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
19566 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
19567 (free_dominance_info): Use dom_convert_dir_to_idx.
19568 (get_immediate_dominator): Likewise.
19569 (set_immediate_dominator): Likewise.
19570 (get_dominated_by): Likewise.
19571 (redirect_immediate_dominators): Likewise.
19572 (nearest_common_denominator): Likewise.
19573 (dominated_by_p): Likewise.
19574 (bb_dom_dfs_in): Likewise.
19575 (bb_dom_dfs_out): Likewise.
19576 (recount_dominator): Likewise.
19577 (iterate_fix_dominators): Likewise.
19578 (add_to_dominance_info): Likewise.
19579 (delete_from_dominance_info): Likewise.
19580 (first_dom_son): Likewise.
19581 (next_dom_son): Likewise.
19582 (dom_info_available_p): Likewise.
19583 (dom_info_state): New.
19584 (set_dom_info_availability): New.
19586 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19588 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
19590 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
19592 2007-05-04 Bob Wilson <bob.wilson@acm.org>
19594 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
19595 (subdi3, subdi_carry): Delete.
19597 2007-05-04 Jan Hubicka <jh@suse.cz>
19598 Richard Guenther <rguenther@suse.de>
19600 * opts.c (decode_options): Do not fiddle with inlining
19601 parameters in case of optimizing for size.
19602 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
19603 for size do nothing.
19604 (cgraph_decide_inlining_of_small_function): When optimizing for
19605 size never inline functions increasing caller size.
19606 (cgraph_early_inlining): Inline for size when optimizing for size.
19608 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
19610 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
19611 logical operations piecewise.
19612 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
19613 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
19614 subdi_sesidi_di): Delete.
19615 (add_with_carry): Produce carry in CC instead of a DREG to shorten
19616 the generated sequence. Allow three-reg add in constraints. Rewrite
19617 the rtl expression for carry to avoid zero_extend of a constant.
19618 (sub_with_carry): New pattern.
19619 (adddi3, subdi3): Change into define_expand. For subtract, generate a
19620 different sequence not involving jumps.
19621 (notbi): Now a named pattern.
19623 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
19625 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
19626 Add the note about a significant loss of accuracy of some
19627 mathematical routines when these options are used.
19629 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19631 * haifa-sched.c (rtx_vec_t): New typedef.
19632 (contributes_to_priority_p): Extract piece of priority () into new
19634 (priority): Use the function. Add assertion.
19635 (rank_for_schedule, set_priorities): Add assertion to check that
19636 insn's priority is initialized.
19637 (clear_priorities, calc_priorities): Change signature. Make it update
19638 all relevant insns. Update all callers ('add_to_speculative_block ()'
19639 and 'create_block_check_twin ()').
19640 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19641 Add new field 'priority_status'.
19642 (INSN_PRIORITY_STATUS): New macro.
19643 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
19645 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19647 * sched-ebb.c (debug_ebb_dependencies): New static function.
19648 (init_ready_list): Use it.
19650 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
19651 with changed signature and 'debug_rgn_dependencies ()'.
19652 (debug_rgn_dependencies): New static function.
19653 (init_ready_list): Use it.
19655 * sched-int.h (debug_dependencies): Declare.
19657 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19659 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
19661 2007-05-04 Dirk Mueller <dmueller@suse.de>
19663 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
19665 2007-05-03 Jan Hubicka <jh@suse.cz>
19667 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
19668 ((T1)X op (T1)Y), for pointer type in more cases than before.
19670 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
19672 * tree-object-size.c (plus_expr_object_size): When operand size is
19673 unknown, return unknown.
19675 2007-05-03 Dirk Mueller <dmueller@suse.de>
19677 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
19679 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
19682 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
19684 2007-05-03 Janis Johnson <janis187@us.ibm.com>
19686 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
19688 2007-05-03 Joseph Myers <joseph@codesourcery.com>
19690 * config/soft-fp/double.h, config/soft-fp/extended.h,
19691 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
19692 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
19693 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
19694 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
19697 2007-05-03 Ian Lance Taylor <iant@google.com>
19699 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19700 MASK_PPC_GFXOPT for 8540 or 8548.
19702 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19704 * tree-vect-transform.c (vect_update_inits_of_drs): Use
19705 vect_print_dump_info() to output debug information.
19707 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19710 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
19711 operands of size 2 when operand is not MEM_P.
19713 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19715 PR tree-optimization/30565
19716 * lambda-code.c (perfect_nestify): Fix updating of dominators.
19718 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
19720 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
19721 (umulsi3_highpart): Use them.
19722 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
19723 for final accumulator to D regisster tranfser.
19725 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
19727 PR tree-optimization/31699
19728 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
19730 (vect_enhance_data_refs_alignment): Compute peel amount using
19731 TYPE_VECTOR_SUBPARTS instead of vf.
19732 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
19734 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
19737 * system.h: Remove inclusion of double-int.h
19738 * tree.h: Include double-int.h
19739 * gengtype.c: Likewise
19740 * cfgloop.h: Likewise
19741 * Makefile.in: Adjust dependencies on double-int.h
19743 2007-05-02 Eric Christopher <echristo@apple.com>
19745 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
19746 -shared to -Zdynamiclib.
19748 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
19751 * c-common.c (strip_pointer_or_array_types): New function.
19752 * c-common.h (strip_pointer_or_array_types): New function declaration.
19754 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19756 PR tree-optimization/31771
19757 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
19759 2007-05-02 Paul Brook <paul@codesourcery.com>
19761 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19763 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19765 PR middle-end/29715
19766 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19769 2007-05-02 Nick Clifton <nickc@redhat.com>
19771 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19773 2007-05-02 Richard Guenther <rguenther@suse.de>
19775 PR tree-optimization/31146
19776 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19777 argument, single_use_p. If we have a single use that is
19778 a conversion to the definition rhs type, propagate that rhs.
19779 (forward_propagate_addr_expr): Pass single_use_p argument
19780 to forward_propagate_addr_expr_1.
19782 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19784 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19787 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19789 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19790 'AMD Family 10 core'.
19792 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19794 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19795 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19796 with SSE3 instruction set support.
19797 * doc/invoke.texi: Likewise.
19799 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19801 * config/i386/i386.c (override_options): Tuning 32-byte loop
19802 alignment for amdfam10 architecture. Increasing the max loop
19803 alignment to 24 bytes.
19805 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19807 * config/m68k/constraints.md: New.
19808 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19809 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19810 EXTRA_CONSTRAINT): Remove.
19811 * config/m68k/m68k.md: Include constraints.md.
19812 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19814 2007-05-01 Ian Lance Taylor <iant@google.com>
19816 PR tree-optimization/31739
19817 * tree-vrp.c (vrp_val_is_max): New static function.
19818 (vrp_val_is_min): New static function.
19819 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19821 (set_value_range): Use vrp_val_is_{max,min}.
19822 (extract_range_from_assert): Likewise.
19823 (extract_range_from_binary_expr): Likewise.
19824 (extract_range_from_unary_expr): Likewise.
19825 (dump_value_range, vrp_meet): Likewise.
19826 (vrp_visit_phi_node): Likewise.
19827 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19829 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19831 * config/i386/gmon-sol2.c (size_t): New type.
19832 (intptr_t): Likewise.
19833 (s_textsize): Declare as size_t.
19835 (monstartup): Use size_t for sizes.
19836 (_mcount): Save and restore registers.
19837 (internal_mcount): Pass 0 as the first argument to monstartup
19839 (moncontrol): Convert pointer to appropriately sized integer
19840 before passing to profil.
19842 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19844 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19845 __NO_FPRS__, not just if _SOFT_DOUBLE.
19846 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19847 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19848 also for E500 double.
19849 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19850 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19853 2007-05-01 Richard Guenther <rguenther@suse.de>
19855 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19858 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19860 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19862 2007-05-01 Jan Hubicka <jh@suse.cz>
19864 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19867 2007-05-01 Jan Hubicka <jh@suse.cz>
19869 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19870 (maybe_fold_offset_to_reference): Declare.
19871 * fold-const.c (fold_unary): Do not fold
19872 (type *)&A into &A->field_of_type_and_offset_0
19873 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19874 size is unknown, give up.
19875 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19877 (maybe_fold_offset_to_reference): New.
19878 (maybe_fold_stmt_indirect): Use it.
19879 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19880 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19882 (gimplify_expr): Likewise for plus_expr.
19884 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19886 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19887 bsi_after_labels. Always insert statements before bsi.
19888 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19889 * predict.c (apply_return_prediction): Check for empty blocks.
19890 * cfgexpand.c (lab_rtx_for_bb): New variable.
19891 (label_rtx_for_bb): Do not create new tree labels.
19892 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19893 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19894 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19896 (label_for_bb): Add field used.
19897 (update_eh_label, main_block_label): Mark the label used.
19898 (cleanup_dead_labels): Remove unused labels.
19900 2007-05-01 Richard Guenther <rguenther@suse.de>
19902 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19903 if it is not about to be set.
19904 (get_value_range): Do not pre-allocate equiv bitmap.
19905 (update_value_range): No need to clear equiv field.
19906 (add_equivalence): Change prototype to get bitmap pointer.
19907 Allocate bitmap here if it is not already.
19908 (extract_range_from_assert): Do not allocate bitmap here.
19909 Update callers to add_equivalence.
19910 (extract_range_from_ssa_name): Likewise.
19911 (get_vr_for_comparison): New static helper.
19912 (compare_name_with_value): Handle NULL equiv bitmap by
19913 peeling the first iteration of the comparison loop.
19914 Use get_vr_for_comparison.
19915 (compare_names): Handle NULL equiv bitmaps by using fake
19916 ones. Use get_vr_for_comparison.
19918 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19920 * double-int.c (mpz_set_double_int): Moved from
19921 tree-ssa-loop-niter.c.
19922 (mpz_get_double_int): Likewise; also, add option to wrap
19923 out-of-range integers.
19924 * double-int.h: New prototypes for above.
19925 * tree.c (get_static_type_bounds): Moved from
19926 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19927 TYPE_MAX_VALUE if they exist..
19928 * tree.h: New prototype for above.
19929 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19930 get_type_bounds calls.
19931 (mpz_set_double_int): Move to double-int.c.
19932 (get_type_bounds): Move to tree.c, rename to
19933 get_static_type_bounds.
19934 (mpz_to_double_int): Move to double-int.c, rename to
19935 mpz_get_double_int.
19937 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19939 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19940 DIV0 exception can fall through to a normal return.
19942 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19944 PR middle-end/22156
19945 Temporarily revert:
19946 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19947 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19948 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19949 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19950 initialize align to silence bogus warning.
19951 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19952 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19954 (struct sra_walk_fns): Remove use_all parameter from use.
19955 (sra_hash_tree): Handle BIT_FIELD_REFs.
19956 (sra_elt_hash): Don't hash bitfld blocks.
19957 (sra_elt_eq): Skip them in parent compares as well. Handle
19959 (sra_walk_expr): Don't maintain or pass down use_all_p.
19960 (scan_use): Remove use_all parameter.
19961 (scalarize_use): Likewise. Re-expand assignment to
19962 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19963 output, and re-scalarize after output. Don't mark anything
19965 (scalarize_ldst): Adjust.
19966 (scalarize_walk_gimple_modify_statement): Likewise.
19967 (build_element_name_1): Handle BIT_FIELD_REFs.
19968 (instantiate_element): Don't warn for any element whose parent
19969 is used as a whole.
19970 (instantiate_missing_elements_1): Return the sra_elt.
19971 (canon_type_for_field): New.
19972 (try_instantiate_multiple_fields): New.
19973 (instantiate_missing_elemnts): Use them.
19974 (mark_no_warning): Removed.
19975 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19976 (REPLDUP, sra_build_elt_assignment): New.
19977 (generate_copy_inout): Use them.
19978 (generate_element_copy): Likewise. Handle bitfld differences.
19979 (generate_element_zero): Don't recurse for blocks. Use
19980 sra_build_elt_assignment.
19981 (generate_one_element_int): Take elt instead of var. Use
19982 sra_build_elt_assignment.
19983 (generate_element_init_1): Adjust.
19984 (scalarize_use, scalarize_copy): Use REPLDUP.
19985 (scalarize_ldst): Move assert before dereference.
19986 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19988 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19991 * tree.c (reconstruct_complex_type): Reconstruct a reference
19993 Also use the same mode for the pointer as the old pointer type.
19995 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19997 * doc/trouble.texi (Interoperation): Remove note about Ultrix
20000 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
20002 PR rtl-optimization/31676
20003 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
20004 (df_refs_record): Call it.
20006 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
20008 * rtl.def (SS_ABS): New code.
20009 * config/bfin/bfin.c (print_operand): New modifier 'v'.
20010 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
20011 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
20012 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
20013 (bfin_init_builtins): Define them.
20014 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
20015 (bfin_expand_builtin): ... and handle the others here.
20016 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
20017 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
20018 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
20019 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
20020 operand is only HImode.
20022 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
20024 * regclass.c (scan_one_insn): Remove splitting of
20027 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
20028 Nigel Stephens <nigel@mips.com>
20030 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
20032 2007-04-28 Jan Hubicka <jh@suse.cz>
20034 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
20035 insn_locators_alloc instead of insn_locators_initialize;
20036 call reset_block_changes.
20037 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20038 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20039 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20040 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20041 * config/score/score.c (th_output_mi_thunk): Likewise.
20042 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20043 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20044 tolerate uninitialized locator info.
20047 * function.c (init_function_start): Don't init line number info.
20048 (expand_function_end): Update.
20049 (reset_block_changes, record_block_change, finalize_block_changes,
20050 check_block_change, free_block_changes): Kill.
20051 * function.h (reset_block_changes, record_block_change,
20052 finalize_block_changes, check_block_change, free_block_changes):
20054 (struct function): Remove ib_boundaries_block.
20055 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20056 Use curr_insn_locator to initialize locator.
20057 (emit_line_note): Remove.
20058 * cfgexpand.c (expand_gimple_cond_expr): Update.
20059 (construct_exit_block): Likewise.
20060 (tree_expand_cfg): Initialize/finalize locators.
20061 * expr.c (expand_expr_real): Update.
20062 * cfglayout.c (line_locators_locs, line_locators_lines,
20063 file_locators_locs, file_locators_files): Remove.
20064 (set_block_levels): Move to cfgexpand.c.
20065 (insn_locators_initialize): Remove.
20066 (pass_insn_locators_initialize): Remove.
20067 (locations_locators_locs, locations_locators_vals): New static vars.
20068 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20070 (insn_locators_alloc, insn_locators_finalize,
20071 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20073 (locator_location): New.
20074 (locator_line, locator_file): Rewrite.
20075 * rtl.h (emit_line_note): Kill.
20076 (insn_locators_alloc, insn_locators_finalize,
20077 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20079 * tree-inline.c (initialize_cfun): Do not initialize
20080 ib_boundaries_block.
20081 * passes.c (pass_insn_locators_initialize): Remove.
20083 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20085 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20086 info. Update last_basic_block correctly.
20088 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20091 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20092 register itself to hold the offset constant. Tell flow the use
20093 of r4 and r5 when they are used.
20095 2007-04-27 Richard Guenther <rguenther@suse.de>
20097 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20098 if we simplified anything.
20099 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20100 warnings until we did a simplification and the stmt was not
20101 marked as TREE_NO_WARNING.
20103 2007-04-27 Mike Stump <mrs@apple.com>
20105 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20107 2007-04-27 Ian Lance Taylor <iant@google.com>
20109 PR middle-end/31710
20110 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20111 TYPE_MAX_VALUE exist, convert them to the new type.
20113 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20115 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20116 if it claims to be available.
20117 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20118 edge is redirected.
20119 (perform_tree_ssa_dce): Always free postdominators.
20121 2007-04-27 Richard Henderson <rth@redhat.com>
20123 * config/alpha/predicates.md (aligned_memory_operand): Mark
20124 as define_special_predicate.
20125 (unaligned_memory_operand, normal_memory_operand): Likewise.
20126 (reg_or_unaligned_mem_operand): Remove.
20127 (any_memory_operand): Match the documentation and check for
20128 non-renumbered pseudos during reload.
20129 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20130 alpha_secondary_reload_class, update to new interface, make static.
20131 Handle CQImode like HImode. Remove FP subreg check.
20132 (alpha_expand_mov): Use replace_equiv_address.
20133 (alpha_expand_mov_nobwx): Use any_memory_operand.
20134 (TARGET_SECONDARY_RELOAD): New.
20135 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20136 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20137 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20138 * config/alpha/alpha.md: ... here.
20139 (RELOAD12, reloadmode): New.
20141 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20142 Don't handle the aligned case here.
20143 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20144 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20145 reload_inhi_help. Don't expect a scratch register.
20146 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20148 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20150 2007-04-27 Richard Guenther <rguenther@suse.de>
20152 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20154 2007-04-27 Richard Guenther <rguenther@suse.de>
20156 PR tree-optimization/30965
20157 PR tree-optimization/30978
20158 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20159 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
20160 (find_equivalent_equality_comparison): Likewise.
20161 (simplify_cond): Likewise.
20162 (get_prop_source_stmt): New helper.
20163 (get_prop_dest_stmt): Likewise.
20164 (can_propagate_from): Likewise.
20165 (remove_prop_source_from_use): Likewise.
20166 (combine_cond_expr_cond): Likewise.
20167 (forward_propagate_comparison): New function.
20168 (forward_propagate_into_cond): Rewrite to use fold for
20170 (tree_ssa_forward_propagate_single_use_vars): Call
20171 forward_propagate_comparison to propagate comparisons.
20173 2007-04-27 Richard Guenther <rguenther@suse.de>
20175 PR tree-optimization/31715
20176 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
20177 sure to do computation on the offset in an appropriate
20180 2007-04-27 Richard Sandiford <richard@codesourcery.com>
20182 * reload.h (elimination_target_reg_p): Declare.
20183 * reload.c (find_reloads): Don't apply the reg_rtx move
20184 optimization if the SET_DEST satisfies elimination_target_reg_p.
20185 * reload1.c (elimination_target_reg_p): New function.
20186 (gen_reload): In the move/add2 fallback, make sure that op0
20187 does not overlap the destination register.
20189 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20191 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
20192 transform only GIMPLE_MODIFY_STMTs.
20193 * tree-complex.c (expand_complex_operations_1): Ditto.
20194 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
20195 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
20196 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
20198 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20199 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
20200 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
20201 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
20202 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
20203 slpeel_add_loop_guard): Ditto.
20204 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
20205 * lambda-code.c (perfect_nestify): Ditto.
20206 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
20207 before the first statement.
20208 * tree-optimize.c (execute_free_datastructures): Fix comments.
20209 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
20210 * tree-flow.h (disband_implicit_edges): Declaration removed.
20211 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
20213 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
20214 COND_EXPRs without gotos.
20215 (disband_implicit_edges, has_label_p): Removed.
20216 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
20217 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
20219 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20221 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20222 also for COND_EXPRs.
20223 * cfgexpand.c (label_rtx_for_bb): New function.
20224 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20225 Use label_rtx_for_bb to find the labels.
20226 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20227 last block. Detect fallthru edges.
20229 2007-04-26 Ian Lance Taylor <iant@google.com>
20232 * reload.c (find_reloads_subreg_address): If the address was valid
20233 in the original mode but not in the new mode, reload the whole
20236 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20238 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20239 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20240 (cleanup_control_expr_graph): Do not invalidate dominance info.
20241 Record altered blocks.
20242 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20243 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20244 cleanup_tree_cfg_bb): New functions.
20245 (remove_forwarder_block): Do not maintain the worklist of blocks.
20246 Record altered blocks.
20247 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20248 not over whole cfg.
20249 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20250 delete_unreachable_blocks if dominators are not available.
20251 * tree-inline.c (optimize_inline_calls): Free dominance information
20253 * tree-flow.h (remove_edge_and_dominated_blocks,
20254 cfgcleanup_altered_bbs): Altered.
20255 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20257 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20259 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20260 do not invalidate dominators.
20262 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20264 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20265 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20266 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20267 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20269 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20271 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20273 2007-04-26 Richard Guenther <rguenther@suse.de>
20275 PR tree-optimization/31703
20276 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20277 the right type for the target of the bittest.
20279 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20281 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20282 ix86_sol10_return_in_memory.
20284 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20286 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20289 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20292 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20294 PR tree-optimization/30558
20295 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20296 clear this_state.prev_try.
20298 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20299 Mark Mitchell <mark@codesourcery.com>
20301 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20302 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20303 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20305 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20308 * doc/invoke.texi (%:print-asm-header): Document.
20309 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20311 (static_spec_functions): Add print-asm-header.
20312 (main): Print a banner before the --target-help linker options.
20313 (print_asm_header_spec_function): New function.
20315 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20318 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20319 (movsf_ie): Likewise.
20321 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20323 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20325 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20327 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20328 exception for divide-by-zero.
20329 (__umodsi3, __modsi3): Likewise.
20331 2007-04-25 Dirk Mueller <dmueller@suse.de>
20333 * c-typeck.c (build_compound_expr): Annotate warning()
20334 call with OPT_Wunused_value.
20335 * tree-ssa.c (warn_uninit): Annotate warning with
20337 * c-common.c (handle_sentinel_attribute): Annotate warning
20338 call with OPT_Wattributes.
20340 2007-04-25 Thiemo Seufer <ths@mips.com>
20342 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20343 (mips16): Fix typo.
20344 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20345 on to the assembler. Improve handling of -mno-mips16. Add handling
20346 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20347 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20348 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
20349 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
20351 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
20354 * config/i386/winnt.c (i386_pe_file_end): Strip only
20355 USER_LABEL_PREFIX when writing export name.
20357 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20359 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
20360 sh/elf.h, vx-common.h and vxworks.h.
20361 * config/sh/sh.h: Include config/vxworks-dummy.h.
20362 (SUBTARGET_OVERRIDE_OPTIONS): Define.
20363 (OVERRIDE_OPTIONS): Use it.
20364 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
20365 (vxworks_picreg): New pattern.
20366 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
20367 VXWORKS_OS_CPP_BUILTINS.
20368 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
20369 to their VXWORKS_* equivalents.
20370 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
20371 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
20372 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
20373 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
20374 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
20375 -mrtp/-fPIC multilibs.
20376 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
20377 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
20378 (MULTILIB_OSDIRNAMES): Delete.
20380 2007-04-25 Anatoly Sokolov <aesok@post.ru>
20383 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
20385 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
20387 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
20388 rounding mode to be specified by the caller.
20389 (real_to_mpfr) Likewise.
20390 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
20391 include new arguments.
20392 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
20394 2007-04-24 Ian Lance Taylor <iant@google.com>
20396 PR tree-optimization/31605
20397 * tree-vrp.c (set_value_range): Check that min and max are not
20398 both overflow infinities.
20399 (set_value_range_to_value): New static function.
20400 (extract_range_from_binary_expr): Call set_value_range_to_value.
20401 (extract_range_from_cond_expr): Likewise.
20402 (extract_range_from_expr): Likewise.
20403 (extract_range_from_unary_expr): Likewise. Don't create a range
20404 which overflows on both sides.
20405 (vrp_meet): Check for a useless range.
20406 (vrp_visit_phi_node): If we see a constant which looks like an
20407 overflow infinity, turn off the TREE_OVERFLOW flag.
20409 2007-04-24 Ian Lance Taylor <iant@google.com>
20411 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
20413 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
20415 PR diagnostic/25923
20416 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
20417 diagnostic message is being built.
20418 * tree-pretty-print.c (dump_generic_node): Only write the
20419 formatted text into BUFFER's stream if we are not building a
20420 diagnostic message.
20421 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
20423 * Makefile.in (toplev.o): Depend on tree-pass.h.
20425 2007-04-24 Ian Lance Taylor <iant@google.com>
20427 PR tree-optimization/31602
20428 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
20429 conditionals in the copied loop header.
20430 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
20431 warnings if TREE_NO_WARNING is set.
20432 * doc/invoke.texi (Warning Options): Clarify that
20433 -Wstrict-overflow does not warn about loops.
20435 2007-04-24 Janis Johnson <janis187@us.ibm.com>
20437 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
20438 expand on the comment about _Decimal128 arguments and check the
20439 integer result of the modulus operation; for 64-bit ELF ABI, ensure
20440 that _Decimal128 argument uses even/odd register pair.
20441 (function_arg): Ditto.
20443 2007-04-24 Hui-May Chang <hm.chang@apple.com>
20445 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
20446 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
20448 2007-04-24 Richard Guenther <rguenther@suse.de>
20449 Olga Golovanevsky <olga@il.ibm.com>
20451 * fold-const.c (multiple_of_p): Check for bottom
20454 2007-04-24 Richard Henderson <rth@redhat.com>
20456 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
20457 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
20458 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
20459 looking for non-zero bits shifted out. Avoid a recursive call
20460 when constructing the scalar.
20461 (__floatundisf): Likewise.
20463 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
20465 * dwarf2out.c (field_byte_offset): Move the existing logic
20466 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
20467 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
20469 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20472 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
20473 length argument of 0 for memset.
20474 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
20475 unsigned shift instead of the signed variant.
20477 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20479 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
20480 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
20481 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
20482 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
20483 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
20484 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
20485 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
20486 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
20487 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
20488 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
20489 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
20490 "mul<mode>3", "div<mode>3"): Insn definitions added.
20491 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
20492 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
20493 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
20494 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
20495 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20496 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
20497 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
20498 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
20499 TARGET_FLOAT_FORMAT): Macro definitions removed.
20500 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
20501 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
20502 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
20503 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
20504 (s390_gen_rtx_const_DI): Function removed.
20505 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
20507 2007-04-24 Richard Sandiford <richard@codesourcery.com>
20509 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
20510 over an external ffs function.
20512 2007-04-24 Chao-ying Fu <fu@mips.com>
20513 Richard Sandiford <richard@nildram.co.uk>
20515 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
20516 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
20517 (smadd_widen_optab, umadd_widen_optab): Define.
20518 * optabs.c (init_optabs): Initialize smadd_widen_optab and
20520 * genopinit.c (optabs): Fill in smadd_widen_optab and
20522 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
20523 and umadd_widen_optab to implement multiply-add sequences.
20524 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
20525 (<u>maddsidi4): ...this. Extend condition to include
20526 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20527 of operand 0 to "ka" and use the three-operand form of madd<u>
20529 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
20531 * config/mips/constraints.md (ka): New register constraint.
20533 2007-04-24 Jan Hubicka <j@suse.cz>
20537 2007-04-23 Jan Hubicka <jh@suse.cz>
20538 * function.c (init_function_start): Don't init line number info.
20539 (expand_function_end): Update.
20540 (reset_block_changes, record_block_change, finalize_block_changes,
20541 check_block_change, free_block_changes): Kill.
20542 * function.h (reset_block_changes, record_block_change,
20543 finalize_block_changes, check_block_change, free_block_changes):
20545 (struct function): Remove ib_boundaries_block.
20546 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20547 Use curr_insn_locator to initialize locator.
20548 (emit_line_note): Remove.
20549 * cfgexpand.c (expand_gimple_cond_expr): Update.
20550 (construct_exit_block): Likewise.
20551 (tree_expand_cfg): Initialize/finalize locators.
20552 * expr.c (expand_expr_real): Update.
20553 * cfglayout.c (line_locators_locs, line_locators_lines,
20554 file_locators_locs, file_locators_files): Remove.
20555 (set_block_levels): Move to cfgexpand.c.
20556 (insn_locators_initialize): Remove.
20557 (pass_insn_locators_initialize): Remove.
20558 (locations_locators_locs, locations_locators_vals): New static vars.
20559 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20561 (insn_locators_alloc, insn_locators_finalize,
20562 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20564 (locator_location): New.
20565 (locator_line, locator_file): Rewrite.
20566 * rtl.h (emit_line_note): Kill.
20567 (insn_locators_alloc, insn_locators_finalize,
20568 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20570 * tree-inline.c (initialize_cfun): Do not initialize
20571 ib_boundaries_block.
20572 * passes.c (pass_insn_locators_initialize): Remove.
20574 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
20576 * doc/invoke.texi: Removed leading '-' from option index entries.
20578 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
20580 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
20582 (create_phi_node): Use set_phi_nodes.
20583 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
20584 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
20585 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
20586 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
20587 (bsi_start, bsi_last): Use bb_stmt_list.
20588 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
20589 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
20590 Traverse the statements using tsi iterator.
20591 * basic-block.h (struct basic_block_def): Fields stmt_list
20592 and phi_nodes moved to ...
20593 (struct tree_bb_info): ... new structure.
20594 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
20595 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
20596 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
20597 (tree_verify_flow_info): Verify that il.tree is not set for
20598 entry and exit block.
20599 (tree_split_block): Use set_bb_stmt_list.
20601 2007-04-23 Mike Stump <mrs@apple.com>
20603 * config/i386/i386.c (ix86_tune_features
20604 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
20607 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20609 * config/i386/i386.md (prefix_extra): New attribute.
20610 (length): Add prefix_extra.
20612 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
20613 (sse2_movntv2di): Likewise.
20614 (sse2_cvtps2dq): Likewise.
20615 (sse2_cvtpd2pi): Likewise.
20616 (sse2_cvttpd2pi): Likewise.
20617 (*sse2_cvtpd2ps): Likewise.
20618 (*add<mode>3): Likewise.
20619 (sse2_ssadd<mode>3): Likewise.
20620 (sse2_usadd<mode>3): Likewise.
20621 (*sub<mode>3): Likewise.
20622 (sse2_sssub<mode>3): Likewise.
20623 (sse2_ussub<mode>3): Likewise.
20624 (*mulv8hi3): Likewise.
20625 (*smulv8hi3_highpart): Likewise.
20626 (*umulv8hi3_highpart): Likewise.
20627 (sse2_umulv2siv2di3): Likewise.
20628 (sse2_pmaddwd): Likewise.
20629 (ashr<mode>3): Likewise.
20630 (lshr<mode>3): Likewise.
20631 (ashl<mode>3): Likewise.
20632 (sse2_ashlti3): Likewise.
20633 (sse2_lshrti3): Likewise.
20634 (*umaxv16qi3): Likewise.
20635 (*smaxv8hi3): Likewise.
20636 (*uminv16qi3): Likewise.
20637 (*sminv8hi3): Likewise.
20638 (sse2_eq<mode>3): Likewise.
20639 (sse2_gt<mode>3): Likewise.
20640 (*and<mode>3): Likewise.
20641 (sse2_nand<mode>3): Likewise.
20642 (*ior<mode>3): Likewise.
20643 (*xor<mode>3): Likewise.
20644 (sse2_packsswb): Likewise.
20645 (sse2_packssdw): Likewise.
20646 (sse2_packuswb): Likewise.
20647 (sse2_punpckhbw): Likewise.
20648 (sse2_punpcklbw): Likewise.
20649 (sse2_punpckhwd): Likewise.
20650 (sse2_punpcklwd): Likewise.
20651 (sse2_punpckhdq): Likewise.
20652 (sse2_punpckldq): Likewise.
20653 (sse2_punpckhqdq): Likewise.
20654 (sse2_punpcklqdq): Likewise.
20655 (*sse2_pinsrw): Likewise.
20656 (*sse2_pextrw): Likewise.
20657 (sse2_pshufd_1): Likewise.
20658 (sse2_uavgv16qi3): Likewise.
20659 (sse2_uavgv8hi3): Likewise.
20660 (sse2_psadbw): Likewise.
20661 (sse2_pmovmskb): Likewise.
20662 (*sse2_maskmovdqu): Likewise.
20663 (*sse2_maskmovdqu_rex64): Likewise.
20664 (sse4a_extrqi): Likewise.
20665 (sse4a_extrq): Likewise.
20666 (sse3_lddqu): Set prefix_rep.
20667 (sse3_addsubv4sf3): Likewise.
20668 (sse3_haddv4sf3): Likewise.
20669 (sse3_hsubv4sf3): Likewise.
20670 (sse_cvtss2si): Likewise.
20671 (sse_cvtss2si_2): Likewise.
20672 (sse_cvtss2siq): Likewise.
20673 (sse_cvtss2siq_2): Likewise.
20674 (sse_cvttss2si): Likewise.
20675 (sse_cvttss2siq): Likewise.
20676 (sse2_cvttps2dq): Likewise.
20677 (sse3_movshdup): Likewise.
20678 (sse3_movsldup): Likewise.
20679 (sse2_cvtsd2si): Likewise.
20680 (sse2_cvtsd2si_2): Likewise.
20681 (sse2_cvtsd2siq): Likewise.
20682 (sse2_cvtsd2siq_2): Likewise.
20683 (sse2_cvttsd2si): Likewise.
20684 (sse2_cvttsd2siq): Likewise.
20685 (*sse2_cvtpd2dq): Likewise.
20686 (*sse2_cvttpd2dq): Likewise.
20687 (sse2_pshuflw_1): Likewise.
20688 (sse2_pshufhw_1): Likewise.
20689 (sse4a_insertqi): Likewise.
20690 (sse4a_insertq): Likewise.
20691 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
20692 (ssse3_phadddv4si3): Likewise.
20693 (ssse3_phaddswv8hi3): Likewise.
20694 (ssse3_phsubwv8hi3): Likewise.
20695 (ssse3_phsubdv4si3): Likewise.
20696 (ssse3_phsubswv8hi3): Likewise.
20697 (ssse3_pmaddubswv8hi3): Likewise.
20698 (ssse3_pmulhrswv8hi3): Likewise.
20699 (ssse3_pshufbv16qi3): Likewise.
20700 (ssse3_psign<mode>3): Likewise.
20701 (ssse3_palignrti): Likewise.
20702 (abs<mode>2): Likewise.
20703 (ssse3_phaddwv4hi3): Set prefix_extra.
20704 (ssse3_phadddv2si3): Likewise.
20705 (ssse3_phaddswv4hi3): Likewise.
20706 (ssse3_phsubwv4hi3): Likewise.
20707 (ssse3_phsubdv2si3): Likewise.
20708 (ssse3_phsubswv4hi3): Likewise.
20709 (ssse3_pmaddubswv4hi3): Likewise.
20710 (ssse3_pmulhrswv4hi3): Likewise.
20711 (ssse3_pshufbv8qi3): Likewise.
20712 (ssse3_psign<mode>3): Likewise.
20713 (ssse3_palignrdi): Likewise.
20714 (abs<mode>2): Likewise.
20715 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
20716 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
20717 (sse2_pmovmskb): Set mode to SI instead of V2DF.
20719 2007-04-23 Nick Clifton <nickc@redhat.com>
20721 * params.def: Fix formatting of emacs local variables.
20723 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20725 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
20726 move if inter-unit move isn't allowed.
20727 Don't split moving the first element of V2DI to DI to inter-unit
20728 move if inter-unit move isn't allowed.
20730 2007-04-23 Richard Guenther <rguenther@suse.de>
20732 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
20733 and CDI_POST_DOMINATORS separately.
20735 2007-04-23 Nick Clifton <nickc@redhat.com>
20737 * c.opt (Wformat-contains-nul): Add warning attribute.
20739 2007-04-23 Jan Hubicka <jh@suse.cz>
20741 * function.c (init_function_start): Don't init line number info.
20742 (expand_function_end): Update.
20743 (reset_block_changes, record_block_change, finalize_block_changes,
20744 check_block_change, free_block_changes): Kill.
20745 * function.h (reset_block_changes, record_block_change,
20746 finalize_block_changes, check_block_change, free_block_changes):
20748 (struct function): Remove ib_boundaries_block.
20749 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20750 Use curr_insn_locator to initialize locator.
20751 (emit_line_note): Remove.
20752 * cfgexpand.c (expand_gimple_cond_expr): Update.
20753 (construct_exit_block): Likewise.
20754 (tree_expand_cfg): Initialize/finalize locators.
20755 * expr.c (expand_expr_real): Update.
20756 * cfglayout.c (line_locators_locs, line_locators_lines,
20757 file_locators_locs, file_locators_files): Remove.
20758 (set_block_levels): Move to cfgexpand.c.
20759 (insn_locators_initialize): Remove.
20760 (pass_insn_locators_initialize): Remove.
20761 (locations_locators_locs, locations_locators_vals): New static vars.
20762 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20764 (insn_locators_alloc, insn_locators_finalize,
20765 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20767 (locator_location): New.
20768 (locator_line, locator_file): Rewrite.
20769 * rtl.h (emit_line_note): Kill.
20770 (insn_locators_alloc, insn_locators_finalize,
20771 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20773 * tree-inline.c (initialize_cfun): Do not initialize
20774 ib_boundaries_block.
20775 * passes.c (pass_insn_locators_initialize): Remove.
20777 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20779 PR middle-end/31448
20780 * expr.c (reduce_to_bit_field_precision): Handle
20783 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20785 PR tree-optimization/24659
20786 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20787 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20788 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20789 * genopinit.c (optabs): Rename vec_pack_mod_optab
20790 to vec_pack_trunc_optab.
20791 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20792 early for scalar floating point operands for NOP_EXPR.
20793 (vectorizable_type_promotion): Ditto.
20794 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20795 vec_pack_trunc_optab.
20796 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20798 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20799 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20800 Rename from VEC_PACK_MOD_EXPR.
20801 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20802 * expr.c (expand_expr_real_1): Ditto.
20803 * tree-inline.c (estimate_num_insns_1): Ditto.
20804 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20806 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20807 (vec_unpacks_lo_v4sf): Ditto.
20808 (vec_pack_trunc_v2df): Ditto.
20809 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20810 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20811 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20813 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20815 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20817 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20818 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20819 packing of floating point operands.
20820 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20821 represent unpacking of floating point operands.
20822 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20823 [vec_unpacks_hi]: Ditto.
20824 [vec_unpacks_lo]: Ditto.
20826 2007-04-22 Jan Hubicka <jh@suse.cz>
20828 * final.c (rest_of_handle_final): Call
20829 targetm.asm_out.constructor/targetm.asm_out.destructor
20830 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20831 proper priority via decl_*_priority_insert.
20832 * c-common.c (c_expand_body): Likewise.
20834 2007-04-22 Richard Guenther <rguenther@suse.de>
20836 PR tree-optimization/29789
20837 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20838 (rewrite_reciprocal): New helper split out from
20839 determine_invariantness_stmt.
20840 (rewrite_bittest): Likewise.
20841 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20842 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20845 2007-04-22 Revital Eres <eres@il.ibm.com>
20847 * loop-unroll.c (var_to_expand): New field to support also
20848 insns of the form x = something + x.
20849 (analyze_insn_to_expand_var): Use it.
20850 (expand_var_during_unrolling): Likewise.
20852 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20854 * predict.c: Include pointer-set.h.
20855 (bb_predictions): New variable.
20856 (tree_predicted_by_p, tree_predict_edge,
20857 remove_predictions_associated_with_edge): Use bb_predictions map
20858 instead of bb->predictions.
20859 (clear_bb_predictions, assert_is_empty): New functions.
20860 (combine_predictions_for_bb): Use bb_predictions map. Call
20861 clear_bb_predictions.
20862 (tree_estimate_probability): Create and free bb_predictions map.
20863 * Makefile.in (predict.o): Add pointer-set.h dependency.
20864 * basic-block.h (struct basic_block_def): Remove predictions
20866 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20868 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20871 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20874 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20876 * timevar.c (timevar_print): Change reference of --disable-checking to
20877 --enable-checking=release. Also warn if assert checking is disabled.
20879 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20882 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20883 decl as addressable if the compound literal was marked as
20885 Mark the decl as a gimple register if it is a complex or
20886 vector decl and does not live in memory.
20888 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20890 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20891 (GENERIC_NEXT): New function macro.
20892 (PHI_CHAIN): Use phi_node's new chain variable.
20893 (tree_phi_node): Change tree_common to tree_base
20894 and add the chain field.
20895 * tree-phinodes.c (make_phi_node): Don't set
20896 TREE_TYPE on the new node.
20897 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20898 instead of checking GIMPLE_TUPLE_P in chain_next.
20899 * tree-vect-transform.c
20900 (get_initial_def_for_induction): Look at
20901 PHI_RESULT_TREE for the type of the phi node.
20902 (update_vuses_to_preheader): Use PHI_CHAIN
20903 instead of TREE_CHAIN on the phi node.
20904 * tree-ssa-structalias.c (compute_points_to_sets):
20906 (ipa_pta_execute): Likewise.
20908 2007-04-21 Richard Guenther <rguenther@suse.de>
20910 PR middle-end/31136
20911 * fold-const.c (fold_unary): Call fold_convert_const on the
20914 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20916 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20917 (store_killed_in_pat): New.
20919 2007-04-20 Richard Henderson <rth@redhat.com>
20922 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20923 TREE_LIST with a void_type_node value, not void_list_node exactly.
20925 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20927 * doc/standards.texi: Re-arrange into language-specific
20928 subsections. Add a C++ section, documenting which standards we
20931 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20933 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20934 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20936 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20938 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20939 ecrti.o and crtbegin.o.
20940 (LIB_DEFAULT_SPEC): Include -lc.
20941 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20943 2007-04-20 Richard Henderson <rth@redhat.com>
20946 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20947 argument; update all callers.
20948 (get_unaligned_offset): New.
20949 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20950 get_unaligned_address, just pass on the address directly.
20951 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20952 the subreg in the helper patterns.
20953 (unaligned_extendqidi_le): Use get_unaligned_offset.
20954 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20955 (unaligned_extendhidi_be): Likewise.
20956 (unaligned_extendhidi): Tidy.
20957 * config/alpha/alpha-protos.h: Update.
20959 2007-04-20 Richard Henderson <rth@redhat.com>
20961 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20962 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20963 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20964 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20965 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20966 (CPP_SPEC): Don't include %(cpp_subtarget).
20967 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20968 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20969 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20971 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20973 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20974 for __builtin_ia32_cmpordss.
20976 PR tree-optimization/31632
20977 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20978 and arg1 for optimizations of comparison against min/max values.
20979 Fold arg0 to arg1's type for optimizations of comparison against
20980 min+1 and max-1 values.
20982 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20984 * reload.c (combine_reloads): When trying to use a dying register,
20985 check whether it's uninitialized and don't use if so.
20987 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20989 * fold-const.c: Remove prototypes for native_encode_expr and
20990 native_interpret_expr.
20991 (native_encode_expr): Make non-static.
20992 (native_interpret_expr): Likewise.
20993 * tree.h: Add prototypes for the above.
20995 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20997 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20998 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20999 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
21000 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
21001 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
21002 Add length attributes.
21004 2007-04-19 Janis Johnson <janis187@us.ibm.com>
21006 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
21009 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
21010 __STDC_WANT_DEC_FP__.
21012 2007-04-19 Joseph Myers <joseph@codesourcery.com>
21014 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
21015 for long double compatibility.
21016 * configure: Regenerate.
21018 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
21020 PR rtl-optimization/29841
21021 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
21023 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
21024 that may cause control flow transfer from being moved.
21026 2007-04-18 Jan Hubicka <jh@suse.cz>
21028 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
21031 2007-04-18 Eric Christopher <echristo@apple.com>
21033 * config/rs6000/darwin.md (load_macho_picbase): Use link register
21034 only. Update operands.
21035 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
21036 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
21037 link register to pic register.
21039 2007-04-18 Dirk Mueller <dmueller@suse.de>
21041 PR diagnostic/31227
21042 * tree-vrp.c (search_for_addr_array): New.
21043 (check_array_bounds): Suppress warning about
21044 address taken of array refs if its not de-referenced.
21046 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21048 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21049 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21051 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21052 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21053 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21055 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21057 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21059 (vect_analyze_scalar_cycles): Fix indentation.
21060 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21061 (vect_mark_relevant): Include phis in relevance analysis.
21063 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21065 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21067 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21068 output_operand_lossage().
21070 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21072 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21073 the unused code for reduction without adjust-in-epilog to simplify the
21076 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21078 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21079 (S390_TDC_NEGATIVE_ZERO): New constant.
21080 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21081 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21082 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21083 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21084 (S390_TDC_POSITIVE_INFINITY): New constant.
21085 (S390_TDC_NEGATIVE_INFINITY): New constant.
21086 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21087 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21088 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21089 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21090 (S390_TDC_INFINITY): New constant.
21091 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21092 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21093 optimization for UNSPEC_CCZ_TO_INT.
21094 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21095 ("*ccz_to_int"): New insn.
21096 ("isinf<mode>2"): New insn.
21097 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21098 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21099 (UNSPEC_CCZ_TO_INT): New constant.
21101 2007-04-18 Richard Guenther <rguenther@suse.de>
21103 PR tree-optimization/19431
21104 PR tree-optimization/21463
21105 * tree-pass.h (pass_phiprop): Declare.
21106 * passes.c (init_optimization_passes): New phiprop pass.
21107 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21108 (phivn_valid_p): New helper function.
21109 (phiprop_insert_phi): Likewise.
21110 (propagate_with_phi): Likewise.
21111 (tree_ssa_phiprop): New propagator propagating loads
21112 through phi nodes if profitable.
21114 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21116 * tree-vect-analyze.c (process_use): New function.
21117 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21118 Check phis in all bbs.
21119 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21122 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21124 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21127 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21130 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21133 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21135 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21137 (sse_vmmulv4sf3): Likewise.
21138 (sse2_vmaddv2df3): Likewise.
21139 (sse2_vmmulv2df3): Likewise.
21141 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21143 PR rtl-optimization/31360
21144 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21145 (target_reg_cost): New.
21146 (init_set_costs): Initialize target_reg_cost. Add comments
21147 regarding the rationale of the costs.
21148 (global_cost_for_size): Renamed to...
21149 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21150 of register pressure.
21151 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21152 estimate_reg_pressure_cost. Add number of ivs.
21153 (determine_set_costs): Dump target_reg_cost.
21154 * loop-invariant.c (gain_for_invariant): Use
21155 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21156 (best_gain_for_invariant, find_invariants_to_move): Remove
21158 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21159 (target_reg_cost): Declare.
21160 (global_cost_for_size): Declaration removed.
21161 (estimate_reg_pressure_cost): Declare.
21163 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
21165 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
21166 regnos into even/odd register pairs.
21167 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
21168 TDmode similar to the other floating point modes.
21169 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
21170 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
21172 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
21173 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
21174 (movdd_hardfloat64): Use TARGET_MFPGPR.
21176 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
21178 * reload1.c (delete_output_reload): Don't count output in n_inherited.
21181 2005-01-05 Richard Henderson <rth@redhat.com>
21183 * reload1.c (do_input_reload): Restrict the optimization deleteing
21184 a previous output reload to RELOAD_FOR_INPUT.
21186 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
21188 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
21189 induc_vec_info_type.
21190 (vectorizable_induction): New function declaration.
21191 * tree-vect-transform.c (get_initial_def_for_induction): No need to
21192 check if already vectorized. Find first place in BB where new stmts
21193 can be inserted. Takes only one argument.
21194 (vectorizable_induction): New function.
21195 (vect_transform_stmt): Add case for induc_vec_info_type to call
21196 vectorizable_induction.
21197 (vect_transform_loop): Consider phis for vectorization.
21198 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
21200 (analyze_operations): Call vectorizable_induction when analyzing phis.
21202 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
21203 (vect_mark_relevant): Include phis in relevance analysis.
21204 (vect_mark_stmts_to_be_vectorize): Likewise.
21205 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
21207 2007-04-16 Lawrence Crowl <crowl@google.com>
21209 * doc/invoke.texi (Debugging Options): Add documentation for the
21210 -femit-struct-debug options -femit-struct-debug-baseonly,
21211 -femit-struct-debug-reduced, and
21212 -femit-struct-debug-detailed[=...].
21214 * c-opts.c (c_common_handle_option): Add
21215 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
21216 and OPT_femit_struct_debug_detailed_.
21217 * c.opt: Add specifications for
21218 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
21219 and -femit-struct-debug-detailed[=...].
21220 * opts.c (set_struct_debug_option): Parse the
21221 -femit-struct-debug-... options.
21222 * opts.c (matches_main_base, main_input_basename,
21223 main_input_baselength, base_of_path, matches_main_base): Add
21224 variables and functions to compare header base name to compilation
21226 * opts.c (should_emit_struct_debug): Add to determine to emit a
21227 structure based on the option.
21228 (dump_struct_debug) Also disabled function to debug this
21230 * opts.c (handle_options): Save the base name of the
21233 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21234 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21235 This hook indicates if a type is generic. Set it by default
21236 to "never generic".
21237 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21238 to determine if a struct type is generic or not.
21239 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21240 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21241 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21242 with live C++ hook.
21244 * flags.h (enum debug_info_usage): Add an enumeration to describe
21245 a program's use of a structure type.
21246 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21247 to indicate the program's usage of the type. Filter structs based
21248 on the -femit-struct-debug-... specification.
21249 (gen_type_die): Split into two routines, gen_type_die and
21250 gen_type_die_with_usage. gen_type_die is now a wrapper
21251 that assumes direct usage.
21252 (gen_type_die_with_usage): Replace calls to gen_type_die
21253 with gen_type_die_with_usage adding the program usage of
21254 the referenced type.
21255 (dwarf2out_imported_module_or_decl): Suppress struct debug
21256 information using should_emit_struct_debug when appropriate.
21258 2007-04-16 Ian Lance Taylor <iant@google.com>
21260 PR tree-optimization/31522
21261 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21262 (vrp_initialize): Allocate vr_phi_edge_counts.
21263 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21264 executable edge. Drop test for all constants.
21265 (vrp_finalize): Free vrp_phi_edge_counts.
21267 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21268 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21270 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21271 predecessors at head rather than tail.
21273 2007-04-16 Matthias Klose <doko@debian.org>
21275 * config/alpha/linux.h (CPP_SPEC): Define.
21276 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21278 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21280 * function.h: Remove sequence_stack extern declaration.
21282 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21284 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21286 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21289 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21291 * config/avr/avr.c (avr_arch_types): Rearranging array.
21292 (enum avr_arch): Add.
21293 (avr_mcu_types): Use avr_arch enumeration constants instead of
21295 * config/avr/avr.h (LINK_SPEC): Simplify.
21297 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21299 * config/m68k/m68k.c (m68k_libcall_value,
21300 m68k_function_value): Use macros for register names more.
21302 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21304 (M68K_REGNAME): Use A6_REG.
21305 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21307 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21309 PR middle-end/28071
21310 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21311 'pending_read_list_length' and 'pending_write_list_length'. Update
21313 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21314 to handle two length counters instead of one. Update all uses.
21315 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21316 two length counters instead of one.
21317 * sched-rgn.c (propagate_deps): Update to handle two length counters
21320 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21323 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21324 copy of source, pass it to ix86_expand_vector_set and return
21327 2007-04-16 David Ung <davidu@mips.com>
21328 Joseph Myers <joseph@codesourcery.com>
21330 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21331 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21332 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21333 Add 74K processor information.
21334 * config/mips/mips.md: Include 74k.md.
21335 (cpu): Add 74kc,74kf,74kx.
21336 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21337 * config/mips/74k.md: New.
21338 * doc/invoke.texi (MIPS Options): Document 74K support.
21340 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21342 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21343 vectorizable_* functions.
21344 * tree-vect-transform.c (vectorizable_call): Add check for
21345 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21346 (vectorizable_store): likewise.
21347 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
21349 (vectorizable_operation, vectorizable_type_demotion): Likewise.
21350 (vectorizable_type_promotion, vectorizable_load): Likewise.
21351 (vectorizable_live_operation, vectorizable_condition): Likewise.
21352 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
21354 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
21356 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21358 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
21359 register numbers more.
21360 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
21361 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
21362 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
21363 FUNCTION_VALUE_REGNO_P): Likewise.
21364 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
21365 STATIC_CHAIN_REGNUM): Likewise.
21366 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
21367 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
21368 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
21369 * config/m68k/m68k.md (FP_REG): New.
21371 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21373 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
21376 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21378 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
21379 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
21382 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21384 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
21387 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
21390 * c-decl.c (finish_decl): Grab the type of the decl after the call
21391 to store_init_value.
21393 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
21395 * common.opt (fforward-propagate): Fix "Optimization" annotation.
21397 2007-04-14 Jakub Jelinek <jakub@redhat.com>
21400 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
21401 dominators, post dominators and cleanup cfg before returning.
21403 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
21405 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
21406 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
21408 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
21410 * config.gcc: Recognize fido.
21411 * config/m68k/m68k-devices.def (fidoa): New.
21412 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
21414 (FL_FIDOA, TARGET_FIDOA): New.
21415 * config/m68k/m68k.opt (mfidoa): New.
21417 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21419 PR middle-end/31322
21420 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
21421 when a personality function is used.
21423 2007-04-13 Bob Wilson <bob.wilson@acm.org>
21425 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
21427 2007-04-13 Mike Stump <mrs@apple.com>
21429 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
21431 * config/darwin.opt (fapple-kext): Make C++ only.
21432 * config/darwin.c (darwin_override_options): Remove code to ensure
21433 -fapple-kext is given for C++ only.
21435 2007-04-13 Richard Sandiford <richard@codesourcery.com>
21437 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21438 * config/mips/mips.c (override_options): Call
21439 SUBTARGET_OVERRIDE_OPTIONS, if defined.
21441 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21443 * config/i386/i386.opt (msvr3-shlib): Removed.
21445 * doc/invoke.texi: Remove -msvr3-shlib.
21447 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21449 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
21450 with "popcnt" instruction.
21452 2007-04-13 Richard Guenther <rguenther@suse.de>
21454 PR tree-optimization/21258
21455 * tree-vrp.c (compare_case_labels): New helper.
21456 (find_switch_asserts): New function.
21457 (find_assert_locations): Call it for SWITCH_EXPRs.
21459 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
21461 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
21462 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
21463 check is now implied in X87_FLOAT_MODE_P.
21464 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21465 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21466 (fix_trunc<mode>_i386_fisttp): Ditto.
21467 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21468 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21469 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21470 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21471 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21472 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21473 (unnamed_splitters): Ditto.
21474 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
21475 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
21476 FIRST_SSE_REG for local functions when SSE math is enabled or
21477 for functions with sseregparm attribute.
21478 (standard_80387_constant_p): Return -1 if mode is not
21480 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
21481 (ix86_expand_compare): Ditto.
21482 (ix86_expand_carry_flag_compare): Ditto.
21483 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
21484 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
21485 DECIMAL_FLOAT_MODE_P.
21486 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
21487 of SCALAR_FLOAT_MODE_P.
21488 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
21489 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
21490 checks before FLOAT_MODE_P.
21491 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
21492 before FLOAT_MODE_P.
21497 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
21499 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
21500 Charles Wilson <libtool@cwilson.fastmail.fm>
21502 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
21503 (libgcc.mvars): Don't depend on them.
21504 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
21505 * exec-tool.in: New.
21507 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
21509 * doc/invoke.text (--help): Document --help=common.
21511 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
21513 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
21515 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21517 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
21518 * genemit.c (main): Emit #include "integrate.h".
21519 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
21520 (LOADGP_RTP): New mips_loadgp_style.
21521 * config/mips/mips.h: Include config/vxworks-dummy.h.
21522 (TARGET_RTP_PIC): New macro.
21523 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
21524 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
21525 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
21526 for TARGET_RTP_PIC.
21527 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
21528 -mvxworks-pic when using -mrtp and a PIC option.
21529 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
21531 (mips_symbolic_constant_p, mips_symbolic_address_p)
21532 (mips_symbol_insns): Handle SYMBOL_HALF.
21533 (override_options): Warn about -G and -mrtp being used together.
21534 Initialize mips_lo_relocs[SYMBOL_HALF].
21535 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
21536 (mips_emit_loadgp): Handle LOADGP_RTP.
21537 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
21538 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
21539 (tablejump): Handle function-relative case table entries if
21541 * config/mips/predicates.md (symbol_ref_operand): New predicate.
21543 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21545 * config/mips/mips.md (load_call<mode>): Allow any general register.
21547 (sibcall_value_internal, sibcall_value_multiple_internal)
21548 (call_value_internal, call_value_split, call_value_multiple_internal)
21549 (call_value_multiple_split): Remove constraints from operand 0.
21551 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21553 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21554 rather than loadgp_noshared.
21555 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21556 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21558 * config/mips/mips.md (loadgp): Rename to...
21559 (loadgp_newabi): ...this.
21560 (loadgp_noshared): Rename to...
21561 (loadgp_absolute): ...this.
21563 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21565 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
21566 false for locally-binding symbols.
21567 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
21569 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21571 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
21572 (SYMBOL_GOT_PAGE_OFST): ...this.
21573 (SYMBOL_GOT_GLOBAL): Rename to...
21574 (SYMBOL_GOT_DISP): ...this.
21575 (SYMBOL_GOTOFF_GLOBAL): Rename to...
21576 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
21577 * config/mips/mips.c (mips_global_symbol_p): New function.
21578 (mips_symbol_binds_local_p): Likewise.
21579 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
21580 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
21581 mips_global_symbol_p and mips_symbol_binds_local_p.
21582 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
21583 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
21584 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
21585 SYMBOL_GOTOFF_DISP.
21586 (mips_ok_for_lazy_binding_p): New function.
21587 (mips_load_call_address, mips_expand_call): Use it.
21588 (mips_dangerous_for_la25_p): Likewise.
21589 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
21590 (*got_disp<mode>): Use got_disp_operand instead of
21591 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
21592 SYMBOL_GOTOFF_GLOBAL.
21593 (*got_page<mode>): Use got_page_ofst_operand instead of
21595 * config/mips/predicates.md (const_call_insn_operand): Use
21596 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
21597 (global_got_operand): Rename to...
21598 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
21600 (local_got_operand): Rename to...
21601 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
21602 of SYMBOL_GOT_LOCAL.
21604 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21606 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
21607 TARGET_CALL_CLOBBERED_GP.
21608 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21609 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
21610 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
21611 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
21612 of TARGET_ABICALLS && !TARGET_NEWABI.
21613 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21614 * config/mips/mips.c (mips_load_call_address): Check
21615 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21616 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21617 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21618 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
21619 TARGET_ABICALLS && TARGET_NEWABI.
21620 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
21622 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
21623 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
21624 TARGET_ABICALLS && TARGET_NEWABI.
21625 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
21626 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
21627 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
21628 whether indirect calls must use $25.
21629 (mips_extra_live_on_entry): Check TARGET_GOT instead of
21631 * config/mips/mips.md (jal_macro): Check flag_pic and
21632 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
21633 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
21634 instead of TARGET_ABICALLS.
21635 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
21636 TARGET_ABICALLS && TARGET_OLDABI.
21637 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21638 (sibcall): In the comment above the define_insn, mention
21639 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
21640 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
21641 instead of TARGET_ABICALLS.
21643 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
21645 * doc/md.texi (Blackfin family constraints): Document PA and PB.
21646 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
21647 (MACFLAGS_MATCH_P): New macro.
21648 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
21649 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
21650 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
21651 the other MACFLAG constants.
21652 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
21653 (flag_machi): Tighten constraints. Renumber some of the operands.
21654 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
21656 (flag_machi_parts_acconly): New pattern.
21657 (flag_macinithi): Tighten constraints. Allow any accumulator to be
21659 (flag_macinit1hi): Tighten constraints.
21660 (flag_mul_macv2hi_parts_acconly): New pattern.
21662 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
21663 Use a more efficient implementation.
21664 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
21665 inline sequences when not optimizing for size.
21667 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
21668 movhi_high2low): Delete, merge functionality into...
21669 (packv2hi): ... this pattern.
21671 2007-02-11 Jie Zhang <jie.zhang@analog.com>
21672 * config/bfin/bfin.opt (msim): New option.
21673 (mcpu=): New option.
21674 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
21675 (bfin_cpu_t): Typedef of enum bfin_cpu.
21676 (bfin_cpu_type): New declaration.
21677 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
21678 -msim and -mcpu= options.
21679 (LIB_SPEC): Likewise.
21680 * config/bfin/bfin.c (bfin_cpu_type): Define.
21681 (bfin_handle_option): Handle -mcpu= option.
21682 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
21683 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
21684 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
21686 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21688 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
21689 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
21690 (powerpc-wrs-vxworksae): Use ${tm_file}.
21691 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
21692 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
21693 * config/i386/vx-common.h: New file.
21695 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21697 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
21700 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
21702 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
21705 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
21709 * c-common.c (c_build_qualified_type): Set canonical type
21712 2007-04-12 Richard Guenther <rguenther@suse.de>
21714 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
21715 lower bound and element size if lower bound is not zero
21716 or either of the ARRAY_REF operands is set.
21718 2007-04-12 Richard Guenther <rguenther@suse.de>
21720 PR tree-optimization/24689
21721 PR tree-optimization/31307
21722 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
21724 * gimplify.c (canonicalize_addr_expr): To be consistent with
21725 gimplify_compound_lval only set operands two and three of
21726 ARRAY_REFs if they are not gimple_min_invariant. This makes
21727 it never at this place.
21728 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
21730 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21732 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
21733 null before emitting a .nsubspa directive.
21735 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21737 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21738 need_to_partition_p if there are no memory statements in the
21741 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21743 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
21744 (gcd_of_steps_may_divide_p): New function.
21745 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
21747 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21749 * reload.c (find_reloads_toplev, find_reloads_address,
21750 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
21751 not a pointer equality test, to decide if we need to call
21752 push_reg_equiv_alt_mem.
21754 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
21756 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
21757 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
21759 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
21761 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21763 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21764 vector to be positive.
21766 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21770 * doc/invoke.texi: Document --params max-aliased-vops and
21772 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21773 debug_memory_partitions): Move to tree-flow.h
21774 * params.h (AVG_ALIASED_VOPS): Define.
21775 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21777 (mp_info_t): Likewise.
21778 (get_mem_sym_stats_for): New.
21779 (set_memory_partition): Move from tree-flow-inline.h.
21780 (mark_non_addressable): Only clear the set of symbols for the
21781 partition if it exists.
21782 (dump_memory_partitions): Move from tree-ssa-operands.c
21783 (debug_memory_partitions): Likewise.
21784 (need_to_partition_p): New.
21785 (dump_mem_ref_stats): New.
21786 (debug_mem_ref_stats): New.
21787 (dump_mem_sym_stats): New.
21788 (debug_mem_sym_stats): New.
21789 (update_mem_sym_stats_from_stmt): New.
21790 (compare_mp_info_entries): New.
21791 (mp_info_cmp): Call it.
21792 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21794 (get_mpt_for): Move from tree-ssa-operands.c.
21795 (find_partition_for): New.
21796 (create_partition_for): Remove.
21797 (estimate_vop_reduction): New.
21798 (update_reference_counts): New.
21799 (build_mp_info): New.
21800 (compute_memory_partitions): Refactor.
21801 Document new heuristic.
21802 Call build_mp_info, update_reference_counts,
21803 find_partition_for and estimate_vop_reduction.
21804 (compute_may_aliases): Populate virtual operands before
21805 calling debugging dumps.
21806 (delete_mem_sym_stats): New.
21807 (delete_mem_ref_stats): New.
21808 (init_mem_ref_stats): New.
21809 (init_alias_info): Call it.
21810 (maybe_create_global_var): Remove alias_info argument.
21811 Get number of call sites and number of pure/const call sites
21812 from gimple_mem_ref_stats().
21813 (dump_alias_info): Call dump_memory_partitions first.
21814 (dump_points_to_info_for): Show how many times a pointer has
21816 * opts.c (decode_options): For -O2 set --param
21817 max-aliased-vops to 500.
21818 For -O3 set --param max-aliased-vops to 1000 and --param
21819 avg-aliased-vops to 3.
21820 * fortran/options.c (gfc_init_options): Remove assignment to
21822 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21823 * tree-dfa.c (dump_variable): Dump memory reference
21825 Dump NO_ALIAS* settings.
21826 (referenced_var_lookup): Tidy.
21827 (mem_sym_stats): New.
21828 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21829 and ORIG are different SSA names for a memory partition.
21830 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21831 * tree-flow.h (struct mem_sym_stats_d): Define.
21832 (mem_sym_stats_t): Define.
21833 (struct mem_ref_stats_d): Define.
21834 (struct gimple_df): Add field mem_ref_stats.
21835 (enum noalias_state): Define.
21836 (struct var_ann_d): Add bitfield noalias_state.
21837 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21838 debug_mem_ref_stats, debug_memory_partitions,
21839 debug_mem_sym_stats): Declare.
21840 * tree-ssa-structalias.c (update_alias_info): Update call
21841 sites, pure/const call sites and asm sites in structure
21842 returned by gimple_mem_ref_stats.
21843 Remove local variable IS_POTENTIAL_DEREF.
21844 Increase NUM_DEREFS if the memory expression is a potential
21846 Call update_mem_sym_stats_from_stmt.
21847 If the memory references memory, call
21848 update_mem_sym_stats_from_stmt for all the direct memory
21849 symbol references found.
21850 (intra_create_variable_infos): Set noalias_state field for
21851 pointer arguments according to the value of
21852 flag_argument_noalias.
21853 * tree-ssa-structalias.h (struct alias_info): Remove fields
21854 num_calls_found and num_pure_const_calls_found.
21855 (update_mem_sym_stats_from_stmt): Declare.
21856 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21857 Set default value to 100.
21858 (PARAM_AVG_ALIASED_VOPS): Define.
21860 2007-04-11 Richard Guenther <rguenther@suse.de>
21862 PR middle-end/31530
21863 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21864 a * -b + c as c - a * b if we honor sign dependent rounding.
21866 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21868 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21869 bfin_expand_strmov.
21870 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21871 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21873 (initialize_trampoline): Don't use old-style function definition.
21874 (bfin_secondary_reload): Mark IN_P argument as unused.
21876 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21878 PR tree-optimization/31343
21879 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21880 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21881 * testsuite/gcc.dg/vect/pr31343.c: New.
21883 2007-04-10 Eric Christopher <echristo@apple.com>
21885 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21886 * config/i386/i386.md (*cmpfp0): Use.
21887 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21888 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21889 (fix_trunc<mode>_i386_fisttp): Ditto.
21890 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21891 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21892 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21893 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21894 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21895 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21896 (unnamed_splitters): Ditto.
21897 * config/i386/i386.c (output_fix_trunc): Assert that
21898 we're not being passed a TFmode operand.
21900 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21902 PR tree-optimization/31526
21903 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21904 n_basic_blocks to find newly added blocks.
21906 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21908 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21910 (fix_trunc<mode>si_sse): Ditto.
21911 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21912 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21913 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21914 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21915 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21916 expander using SSEMODEF mode macro.
21917 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21918 expander using SSEMODEF mode macro.
21919 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21920 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21921 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21922 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21923 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21924 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21925 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21926 Macroize insn using X87MODEF mode macro.
21928 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21930 * config/i386/sse.md (sse2_pinsrw): Removed.
21931 (sse2_pextrw): Renamed to ...
21932 (*sse2_pextrw): This.
21934 2007-04-09 Jan Hubicka <jh@suse.cz>
21937 * config/i386/sse.md
21938 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21939 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21940 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21941 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21943 2007-04-09 Jan Hubicka <jh@suse.cz>
21945 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21946 multiple fields of union.
21948 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21950 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21951 (create_preheaders): Check that loops are available.
21952 (fix_loop_structure): Clean up, improve comments.
21953 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21954 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21956 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21957 * predict.c (tree_estimate_probability): Do not call
21958 calculate_dominance_info. Call create_preheaders.
21959 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21960 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21962 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21963 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21964 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21965 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21968 2007-04-08 Jan Hubicka <jh@suse.cz>
21970 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21971 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21972 * fold-const.c (fold_unary): Use it.
21974 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21976 * varasm.c (assemble_variable): Remove call to
21977 lang_hooks.decls.prepare_assemble_variable.
21978 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21979 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21980 * langhooks.h (lang_hooks_for_decls): Remove
21981 prepare_assemble_variable.
21983 2007-04-08 Mike Stump <mrs@apple.com>
21985 * config/i386/i386.c: Use inc/dec on Core2.
21987 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21989 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21990 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21991 lhd_tree_inlining_end_inlining): Remove.
21992 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21993 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21994 end_inlining hooks.
21995 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21996 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21997 lhd_tree_inlining_end_inlining): Remove prototypes.
21998 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21999 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
22000 LANG_HOOKS_TREE_INLINING_START_INLINING,
22001 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
22003 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
22006 2007-04-08 Anatoly Sokolov <aesok@post.ru>
22009 * config/avr/predicates.md (io_address_operand): Delete predicate.
22010 (low_io_address_operand): Don't use 'mode' argument.
22011 (higth_io_address_operand): Rename ...
22012 (high_io_address_operand): ... to this. Don't use 'mode' argument.
22013 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
22016 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
22018 Revert change removing staticp.
22020 2007-04-07 Anatoly Sokolov <aesok@post.ru>
22023 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
22026 2007-04-07 Bruce Korb <bkorb@gnu.org>
22028 * c.opt: Add -Wformat-contains-nul.
22029 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
22031 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
22032 the NUL byte warning.
22034 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
22036 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22038 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22040 * tree.c (staticp): No longer use staticp langhook.
22041 * langhooks.c (lhd_staticp): Removed.
22042 * langhooks.h (struct lang_hooks): Remove staticp.
22043 * c-common.c (c_staticp): Remove.
22044 * c-common.h (c_staticp): Ditto.
22045 * langhooks-defs.h (lhd_staticp): Ditto.
22046 (LHD_HOOKS_STATICP): Ditto
22047 * tree.h (gcc_assert_lowered): New macro.
22049 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22051 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22052 argument "reliable".
22053 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22054 Add argument "reliable". Propagate it through calls.
22055 (infer_loop_bounds_from_undefined): Derive number of iterations
22056 estimates from references in blocks that do not dominate loop latch.
22057 (gcov_type_to_double_int): New function.
22058 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22059 and expected_loop_iterations_unbounded.
22060 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22061 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22062 * tree-data-ref.c (estimated_loop_iterations): Export.
22063 (get_references_in_stmt): Fix -- do not return addresses of local
22065 * cfgloop.h (expected_loop_iterations_unbounded,
22066 estimated_loop_iterations): Declare.
22068 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22070 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22072 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22074 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22075 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22076 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22077 Use output_387_reg_move().
22078 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22079 expander using X87MODEF12 mode macro.
22080 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22081 choosing register preferences. Use output_387_reg_move().
22082 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22083 instead of "x". Use output_387_reg_move().
22084 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22085 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22086 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22087 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22088 Use output_387_reg_move().
22089 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22091 (*truncxf?f_i387 splitter): Ditto.
22093 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22095 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22096 LANG_HOOKS_SAFE_FROM_P.
22097 * expr.c (safe_from_p): Remove langhook call.
22098 * langhooks.h (lang_hooks): Remove safe_from_p.
22099 (lhd_safe_from_p): Remove prototype.
22100 * langhooks.c (lhd_safe_from_p): Remove.
22102 2007-04-06 Jan Hubicka <jh@suse.cz>
22104 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22107 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22109 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22110 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22111 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22112 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22114 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22115 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22117 2007-04-05 Richard Henderson <rth@redhat.com>
22119 * config/alpha/alpha.c (print_operand) [+]: Remove.
22120 (alpha_end_function): Print nop if call at end of function.
22121 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22122 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22123 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22124 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22125 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22126 the call pattern. Update peepholes to match.
22128 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22130 * doc/extend.texi (Other Builtins): Add decimal float variants
22132 * builtins.def: Ditto.
22133 * builtins.c (expand_builtin): Ditto.
22135 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22136 H.J. Lu <hongjiu.lu@intel.com>
22139 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22140 of V8HImode when calling ix86_binary_operator_ok.
22141 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22142 (sdot_prodv8hi): Operands 1 and 2 must be register.
22144 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22146 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22147 initialize align to silence bogus warning.
22149 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22151 PR middle-end/22156
22152 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22154 (struct sra_walk_fns): Remove use_all parameter from use.
22155 (sra_hash_tree): Handle BIT_FIELD_REFs.
22156 (sra_elt_hash): Don't hash bitfld blocks.
22157 (sra_elt_eq): Skip them in parent compares as well. Handle
22159 (sra_walk_expr): Don't maintain or pass down use_all_p.
22160 (scan_use): Remove use_all parameter.
22161 (scalarize_use): Likewise. Re-expand assignment to
22162 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22163 output, and re-scalarize after output. Don't mark anything
22165 (scalarize_ldst): Adjust.
22166 (scalarize_walk_gimple_modify_statement): Likewise.
22167 (build_element_name_1): Handle BIT_FIELD_REFs.
22168 (instantiate_element): Don't warn for any element whose parent
22169 is used as a whole.
22170 (instantiate_missing_elements_1): Return the sra_elt.
22171 (canon_type_for_field): New.
22172 (try_instantiate_multiple_fields): New.
22173 (instantiate_missing_elemnts): Use them.
22174 (mark_no_warning): Removed.
22175 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22176 (REPLDUP, sra_build_elt_assignment): New.
22177 (generate_copy_inout): Use them.
22178 (generate_element_copy): Likewise. Handle bitfld differences.
22179 (generate_element_zero): Don't recurse for blocks. Use
22180 sra_build_elt_assignment.
22181 (generate_one_element_int): Take elt instead of var. Use
22182 sra_build_elt_assignment.
22183 (generate_element_init_1): Adjust.
22184 (scalarize_use, scalarize_copy): Use REPLDUP.
22185 (scalarize_ldst): Move assert before dereference.
22186 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22188 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22190 * regmove.c: Fix unused variable warnings due to previous commit.
22192 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22194 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
22195 (regmove_bb_head): Remove.
22196 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
22197 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
22198 problems with fixup_match_1.
22199 Don't initialize/free regmove_bb_head.
22201 (reg_is_remote_constant_p): If an insn is in the same basic block
22202 but not before INSN, consider it remote, too.
22204 2007-04-05 Anatoly Sokolov <aesok@post.ru>
22207 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
22208 DECL_ASSEMBLER_NAME, not the DECL_NAME.
22210 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
22212 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22213 (CONDITIONAL_REGISTER_USAGE): Likewise.
22215 2007-04-04 Richard Henderson <rth@redhat.com>
22217 * config/alpha/lib1funcs.asm: Remove unused file.
22219 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22222 * opts.c (print_specific_help): Fix --help=<language>
22224 (common_handle_option): Support --help=common.
22226 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22229 * gcc.c (main): Do not run the linker if
22230 print_subprocess_help indicates that it shouldn't be
22233 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22236 * doc/invoke.texi (--help=): Document <languages> value, fix
22237 formatting in tables of values.
22239 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22241 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22242 dllimport attribute of virtual methods.
22244 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22246 * config/score/crti.asm: Change _bss_start to __bss_start.
22247 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22248 (OUTGOING_REG_PARM_STACK_SPACE) update.
22249 * config/score/score.opt: add options to make backend support
22250 score5, score5u, score7 and score7d.
22251 * config/score/score.md: Likewise.
22252 * config/score/misc.md: Likewise.
22253 * config/score/mac.md: Likewise.
22254 * doc/invoke.texi: Likewise.
22255 * doc/md.texi: update constraints define.
22257 2007-04-03 Richard Henderson <rth@redhat.com>
22259 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22260 an appropriate type, use the mode instead.
22262 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22264 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22265 Set the default --with-arch setting to mips2.
22266 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22267 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22268 (MULTILIB_OSDIRNAMES): Delete.
22269 (MULTILIB_DIRNAMES): Define.
22270 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22271 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22272 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22273 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22274 VXWORKS_OS_CPP_BUILTINS.
22275 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22276 (MIPS_DEBUGGING_INFO): Undefine.
22277 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22279 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22281 PR middle-end/30704
22282 * fold-const.c (native_encode_real): Encode real.c provided longs
22283 as a series of 32-bit native integers.
22284 (native_interpret_real): Interpret buffer as a series of 32-bit
22287 2007-04-03 Richard Guenther <rguenther@suse.de>
22289 * genpreds.c (write_insn_constraint_len): Write function
22290 optimized for CONSTRAINT_LEN implementation.
22291 (write_tm_preds_h): Output insn_constraint_len inline and
22292 use it for CONSTRAINT_LEN.
22293 (write_insn_preds_c): Don't output insn_constraint_len.
22294 * doc/md.texi (define_register_constraint): Document multi-letter
22295 constraints shall have the same length if they start with the same
22298 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22301 * config/i386/i386.md (isinf<mode>2): Expand only when
22302 TARGET_C99_FUNCTIONS is set.
22304 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22306 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22307 (x86_64-*-linux*): Ditto.
22308 * config/i386/i386.opt (mpc): New option.
22309 * config/i386/i386.c (overrride_options): Handle
22310 ix87_precision_string.
22311 * config/i386/crtprec.c: New file.
22312 * config/i386/t-crtpc: Ditto.
22313 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22314 and -mpc80 options.
22315 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22316 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22317 crtprec32.o, crtprec64.o and crtprec80.o.
22319 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22320 and -mpc80 options.
22321 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22323 2007-04-02 Eric Christopher <echristo@apple.com>
22325 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22326 limitations on darwin.
22328 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22331 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22333 2007-04-02 Dave Korn <dave.korn@artimi.com>
22335 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22337 2007-04-02 Dave Korn <dave.korn@artimi.com>
22339 * libgcc2.h (exception_descriptor): Don't forward-declare.
22340 (__get_eh_table_language, __get_eh_table_version): Delete
22341 prototypes of long-dead functions.
22343 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22345 * ebitmap.h: New file
22346 * ebitmap.c: New file
22347 * Makefile.in (ebitmap.o): New target.
22349 2007-04-01 Jan Hubicka <jh@suse.cz>
22351 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
22352 before very first instruction.
22354 2007-04-01 Jan Hubicka <jh@suse.cz>
22356 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
22357 waring on 64bit hosts.
22358 * bitmap.h: Fix typo in bitmap_head_def.
22360 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
22362 PR rtl-optimization/31391
22363 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
22364 into a DELETED_LABEL note, and the label is in an empty basic
22365 block, update BB_END as well as BB_HEAD.
22367 2007-04-01 Richard Henderson <rth@redhat.com>
22369 PR tree-optimization/31169
22370 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
22371 to varying if the range is outside [0, prec-1].
22373 2007-04-01 Richard Sandiford <richard@codesourcery.com>
22376 * config/mips/mips.md (load_const_gp): New insn.
22377 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
22378 the MIPS16 GP pseudo register if no_new_pseudos.
22379 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
22381 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22384 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
22386 (call_value): Likewise.
22388 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
22389 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22392 * doc/invoke.texi: (optimization options): Reword description
22393 of -ffast-math. Document its primary purpose.
22395 2007-03-31 Richard Guenther <rguenther@suse.de>
22397 * omp-low.c (splay-tree.h): Include.
22398 (lookup_decl): Replace splay-tree usage by pointer-map.
22399 (maybe_lookup_decl): Likewise.
22400 (new_omp_context): Likewise.
22401 (delete_omp_context): Likewise.
22402 * gimplify.c (splay-tree.h): Include.
22403 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
22405 (remap_ssa_name): Likewise.
22406 (remap_decl): Likewise.
22407 (remap_type_1): Likewise.
22408 (remap_type): Likewise.
22409 (copy_body_r): Likewise.
22410 (expand_call_inline): Likewise.
22411 (clone_body): Likewise.
22412 (copy_tree_r): Likewise.
22413 (remap_save_expr): Likewise.
22414 (unsave_r): Likewise.
22415 (unsave_expr_now): Likewise.
22416 (tree_function_versioning): Likewise.
22417 (build_duplicate_type): Likewise.
22418 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
22419 (struct copy_body_data): Replace splay-tree by pointer-map.
22420 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
22421 not $(SPLAY_TREE_H).
22422 (gimplify.o): Depend on $(SPLAY_TREE_H).
22423 (omp-low.p): Likewise.
22425 2007-03-31 Anatoly Sokolov <aesok@post.ru>
22427 * config/avr/predicates.md (even_register_operand,
22428 odd_register_operand): New predicates.
22429 * config/avr/avr.md (movw peephole2): New.
22430 (movw_r peephole2): New.
22432 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
22434 * tree.h (get_signed_or_unsigned_type): New.
22435 * fold-const.c (operand_equal_for_comparison_p): Use
22436 get_signed_or_unsigned_type instead of
22437 lang_hooks.types.signed_or_unsigned_type.
22438 * expr.c (store_expr): Ditto.
22439 * langhooks.c (get_signed_or_unsigned_type): New.
22440 (lhd_signed_or_unsigned_type): New.
22441 * langhooks.h (lhd_signed_or_unsigned_type): New.
22442 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
22444 2007-03-30 Richard Henderson <rth@redhat.com>
22446 * tree-ssa-loop-ivopts.c: Include target.h.
22447 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
22448 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
22449 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
22450 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
22452 2007-03-30 Richard Henderson <rth@redhat.com>
22453 Kai Tietz <kai.tietz@onevision.com>
22455 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
22456 default for 64-bit.
22457 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
22458 (TARGET_64BIT_MS_ABI): New.
22459 (DBX_REGISTER_NUMBER): Handle 64-bit.
22460 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
22461 (LONG_TYPE_SIZE): Force to 32.
22462 (REG_PARM_STACK_SPACE): New.
22463 (OUTGOING_REG_PARM_STACK_SPACE): New.
22464 (REGPARM_MAX, SSE_REGPARM_MAX): New.
22465 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22466 (STACK_BOUNDARY): Use 128 for 64-bit.
22467 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
22468 Add 64-bit implementation.
22469 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
22471 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
22472 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
22473 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
22474 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
22475 (ix86_handle_cconv_attribute): Don't warn when ignoring if
22476 TARGET_64BIT_MS_ABI.
22477 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
22478 (ix86_pass_by_reference): Likewise.
22479 (ix86_function_value_regno_p): Likewise.
22480 (ix86_build_builtin_va_list): Likewise.
22481 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
22482 (function_arg_advance_ms_64): New.
22483 (function_arg_advance): Call it.
22484 (function_arg_ms_64): New.
22485 (function_arg): Call it.
22486 (function_value_ms_64): New.
22487 (ix86_function_value_1): Call it.
22488 (return_in_memory_ms_64): New.
22489 (ix86_return_in_memory): Call it.
22490 (setup_incoming_varargs_ms_64): New.
22491 (ix86_setup_incoming_varargs): Call it.
22492 (ix86_expand_prologue): Handle 64-bit stack probing.
22493 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
22494 (output_pic_addr_const): Likewise.
22495 (x86_this_parameter): Likewise.
22496 (x86_output_mi_thunk): Likewise.
22497 (x86_function_profiler): Likewise.
22498 (TARGET_STRICT_ARGUMENT_NAMING): New.
22499 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
22500 (TARGET_64BIT_MS_ABI): New.
22501 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
22502 * config/i386/i386.md (allocate_stack_worker): Remove.
22503 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
22504 describe the clobber of eax without a match_scratch.
22505 (allocate_stack_worker_postreload): Remove.
22506 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
22507 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
22508 (allocate_stack_worker_rex64_postreload): Remove.
22509 (allocate_stack): Handle 64-bit.
22510 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
22511 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
22512 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
22513 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
22514 (STANDARD_STARTFILE_PREFIX_1): Likewise.
22515 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
22516 * config.build (x86_64-*-mingw*): New host.
22517 * config.host (x86_64-*-mingw*): New host.
22518 * config.gcc (x86_64-*-mingw*): New target.
22519 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
22521 2007-03-30 Richard Henderson <rth@redhat.com>
22522 Kai Tietz <kai.tietz@onevision.com>
22524 * c-pragma.c (struct def_pragma_macro_value): New.
22525 (struct def_pragma_macro): New.
22526 (pushed_macro_table): New.
22527 (dpm_hash, dpm_eq): New.
22528 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
22529 (init_pragma): Install them.
22530 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22532 2007-03-30 Anatoly Sokolov <aesok@post.ru>
22534 * config/avr/avr.c (avr_override_options): Clear
22535 'flag_delete_null_pointer_checks'.
22537 2007-03-30 Paolo Carlini <pcarlini@suse.de>
22540 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
22541 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
22542 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
22543 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
22544 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
22545 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
22546 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
22548 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
22550 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
22552 * regmove.c: Move all of pass_stack_adjustments from here...
22553 * combine-stack-adj.c: ...to this new file.
22554 * Makefile.in: Add rules for combine-stack-adj.o.
22556 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22558 PR tree-optimization/31383
22559 * tree-data-ref.c (affine_function_equal_p): Do not require the
22560 vectors to have the same length.
22562 2007-03-30 Jan Hubicka <jh@suse.cz>
22564 PR middle-end/30700
22565 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
22566 availablility; add more sanity checking; ask varpool only about
22569 2007-03-29 Richard Henderson <rth@redhat.com>
22571 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
22572 to decide, but __SIZEOF_LONG_LONG__.
22574 2007-03-29 Richard Henderson <rth@redhat.com>
22576 * emutls.c (struct __emutls_array): New.
22577 (emutls_destroy): Use it instead of casting element 0 from void*.
22578 (__emutls_get_address): Likewise.
22580 2007-03-29 Richard Henderson <rth@redhat.com>
22582 * varasm.c (initializer_constant_valid_p): Don't deny
22583 DECL_DLLIMPORT_P on functions.
22585 * config/i386/cygming.h: Remove function declarations.
22586 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
22587 (ASM_OUTPUT_LABELREF): Remove.
22588 (COMMON_ASM_OP): Remove.
22589 (ASM_OUTPUT_COMMON): Remove.
22590 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
22591 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
22592 (ASM_DECLARE_FUNCTION_NAME): Likewise.
22593 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
22594 Rename from TARGET_ENCODE_SECTION_INFO.
22595 * config/i386/netware.h: Likewise.
22596 * config/i386/i386-protos.h: Update.
22597 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
22598 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
22599 (legitimate_constant_p): Reject dllimports.
22600 (dllimport_map, get_dllimport_decl): New.
22601 (legitimize_dllimport_symbol): New.
22602 (legitimize_address, ix86_expand_move): Use it.
22603 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
22604 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
22605 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
22606 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
22607 * config/i386/predicates.md (constant_call_address_operand): Only
22608 accept symbols; reject dllimport_p symbols.
22609 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
22610 i386_pe_maybe_record_exported_symbol.
22611 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
22612 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
22613 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
22614 trust the setting of DECL_DLLIMPORT_P.
22615 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
22616 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
22617 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
22618 tidy the argument scanning loop.
22619 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
22620 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
22621 (i386_pe_strip_name_encoding): Remove.
22622 (i386_pe_binds_local_p): New.
22623 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
22624 (i386_pe_output_labelref): Remove.
22625 (i386_pe_asm_output_aligned_decl_common): New.
22626 (i386_pe_maybe_record_exported_symbol): Rename from
22627 i386_pe_record_exported_symbol; check for dllexported symbols.
22629 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
22631 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
22632 add comment explaining why vsnprintf cannot be used.
22634 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
22636 PR tree-optimization/30666
22637 * tree.c (build_complex_type): When creating type names for DWARF2
22638 debug info, create TYPE_DECLs for TYPE_NAME instead of
22640 (build_common_tree_nodes_2): Use build_complex_type when building
22641 predefined complex types, to preserve canonical types.
22643 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
22645 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
22646 (noce_get_alt_condition): Look at it to determine whether to
22647 reverse the condition or not.
22648 (noce_get_condition): Substitute the truth for lies.
22649 (noce_find_if_block): Set the then_else_reversed field.
22651 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
22653 * config/fr30/fr30.md (movdi): Do not accept immediates as the
22654 destination of this insn.
22655 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
22656 than calling gen_rtx_SET directly. Use r0 to hold the value of
22657 'address + 4' rather than a stack based temporary which can be
22658 mis-optimized away.
22660 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22662 * config/s390/s390.c (s390_secondary_input_reload_class,
22663 s390_secondary_output_reload_class): Functions removed.
22664 (s390_secondary_reload): New function.
22665 (TARGET_SECONDARY_RELOAD): Target macro defined.
22666 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
22667 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
22668 * config/s390/s390.md ("reload_outti", "reload_outdi",
22669 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
22670 "reload_out<mode>"): Expanders removed.
22671 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
22672 "reload<mode>_nonoffmem_out"): Expanders added.
22674 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22676 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
22677 action if SRC->DEST replacement failed anyway.
22679 2007-03-28 Mike Stump <mrs@apple.com>
22681 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
22682 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
22683 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
22685 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22687 * config.gcc: Accept barcelona as a variant of amdfam10.
22688 * config/i386/i386.c (override_options): Likewise.
22689 * doc/invoke.texi: Likewise.
22691 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
22693 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
22694 offsets for BIT_FIELD_REF and COMPONENT_REF.
22696 2007-03-28 Richard Guenther <rguenther@suse.de>
22698 * tree.c (is_global_var): Move ...
22699 * tree-flow-inline.h (is_global_var): ... here.
22700 * tree.h (is_global_var): Remove declaration.
22702 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
22704 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
22706 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
22707 * config/i386/i386.c (ix86_tune_features): Initialize new
22709 * config/i386/predicates.md (promotable_binary_operator): Use
22710 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
22712 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
22715 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
22717 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
22719 * config/fr30/fr30.md (movsi_internal): Change destination
22720 constraint from m to V and add m to the end.
22722 2007-03-28 Christian Bruel <christian.bruel@st.com>
22724 * config/sh/sh.md (movsi_i): Fix type attribute.
22726 2007-03-28 Christian Bruel <christian.bruel@st.com>
22728 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
22729 (movsf_ie): Likewise.
22731 2007-03-28 Christian Bruel <christian.bruel@st.com>
22733 * config.gcc: Add sh4-300 to multilib.
22734 * config/sh/t-mlib-sh4-300: New file.
22736 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
22738 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
22739 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
22740 fix_trunc<mode>di2.
22741 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
22742 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
22743 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
22744 "fixuns_trunctddi2"): Whitespace fix.
22746 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
22748 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
22749 the definition of struct sh_args.
22750 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
22751 CALL_COOKIE_INT_REG_GET): Likewise.
22753 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
22755 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
22756 transformations are applied successfully.
22758 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
22760 * tree.c (tree_contains_struct): Permit 512 tree codes.
22761 * tree.h (tree_contains_struct): Ditto.
22762 (MAX_TREE_CODES): Ditto.
22763 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22764 SPARE member to store remaining padding bits.
22766 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22768 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22771 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22773 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22774 * configure: Regenerate.
22776 * configure: Regenerate using the correct version of autoconf.
22778 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22780 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22782 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22783 regs to "__SP_L__" and "__SP_H__".
22785 2007-03-27 Richard Guenther <rguenther@suse.de>
22787 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22788 computations with it with a HOST_WIDE_INT variable.
22790 2007-03-26 Mike Stump <mrs@apple.com>
22792 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22793 objective-c-header, objective-c++-header and objc++-cpp-output
22795 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22797 2007-03-26 Richard Henderson <rth@redhat.com>
22800 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22801 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22802 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22803 IX86_BUILTIN_PSRLQ128): New.
22804 (ix86_init_mmx_sse_builtins): Add them.
22805 (ix86_expand_builtin): Expand them.
22806 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22807 operand 2 be TImode.
22808 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22809 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22810 _mm_srli_epi64): Mark __B const.
22811 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22812 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22813 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22814 new two-vector shift builtins.
22816 2007-03-26 Ian Lance Taylor <iant@google.com>
22818 PR tree-optimization/31345
22819 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22820 [+INF, +INF(OVF)] into VARYING.
22822 2007-03-26 Zack Weinberg <zackw@panix.com>
22824 * gengtype-parse.c: New file.
22825 * gengtype-yacc.y: Delete.
22826 * gengtype-lex.l: Don't include gengtype-yacc.h.
22827 Define YY_DECL and yyterminate appropriately for recursive
22828 descent parser. yylval is now a string out-parameter to yylex.
22829 (HWS, EOID): New shorthand.
22830 (IWORD): Add a couple more types.
22831 (yylex): Add a setup stanza. Remove the complex rules for
22832 detecting GTY'ed types and typedefs; replace with simple
22833 keyword detectors. Adjust everything for the changed
22834 definition of yylval. Ignore all pp-directives, not just #define.
22836 (parse_file): Rename yybegin; do not call yyparse.
22838 * gengtype.c (xasprintf): Export again.
22839 (this_file): New. Use everywhere __FILE__ was being used.
22840 (get_lang_bitmap): Special case types defined in gengtype.c.
22841 (do_typedef, new_structure): Suppress definition of certain types.
22842 (new_structure): Improve diagnostics of duplicate definitions.
22843 Make sure location_s is associated with input.h.
22844 (nreverse_pairs, define_location_structures): New functions.
22845 (main): Improve tagging of kludge types. Remove old kludges
22846 for input.h types; use define_location_structures.
22847 * gengtype.h: Update prototypes. Define token codes here.
22848 * Makefile.in: Remove all references to gengtype-yacc.
22849 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22851 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22852 add GTY((skip)) to the field that's only conditionally there.
22853 * doc/install.texi: Document that Bison is no longer required
22854 unless building treelang.
22856 * gengtype.c: Don't include gtyp-gen.h.
22857 (srcdir): Declare here.
22858 (base_files, lang_dir_names): Allocate dynamically.
22859 (gt_files, num_gt_files, num_lang_dirs): New globals.
22860 (measure_input_list, read_input_line, read_input_list)
22861 (set_lang_bitmap): New functions.
22862 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22863 simplify, relying on read_input_list to set up the bitmaps.
22864 (main): Arguments are no longer unused. Check for correct number
22865 of command line arguments, set srcdir and srcdir_len, then call
22866 read_input_list, before doing anything else. No need to worry
22867 about duplicates in main loop.
22868 * configure.ac: Simplify the calculation of all_gtfiles.
22869 Put language tags in there. Don't set or substitute
22870 all_gtfiles_files_langs or all_gtfiles_files_frags.
22871 * Makefile.in: Revamp the way gengtype is invoked, now that it
22872 takes a file on its command line with a much simpler format.
22873 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22874 (GTFILES): Remove duplicates and C source files.
22875 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22876 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22877 * configure: Regenerate.
22879 * gengtype.h: Remove all type definitions to gengtype.c; leave
22880 only definitions of options_p, type_p, and pair_p as opaque
22881 pointers. Update prototypes.
22882 * gengtype.c: Many type definitions moved here from gengtype.h.
22883 Consolidate type definitions at the top of the file.
22884 (xvasprintf): Delete.
22885 (xasprintf): Make static.
22886 (create_nested_pointer_option): Add 'next' parameter.
22887 (create_field_all, create_field_at): New functions.
22888 (create_field): Now a thin wrapper around create_field_all.
22889 (create_optional_field): Rename create_optional_field_ and add
22890 line argument. Original name is now a macro which supplies
22892 (oprintf): Use vsnprintf directly.
22893 (close_output_files): Use fatal rather than perror/exit.
22894 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22895 (main): Set progname. Don't use exit.
22896 * gengtype-yacc.y (struct_fields): Use create_field_at.
22897 (option, optionseqopt): Delete.
22898 (optionseq): Consolidate productions from option here so we
22899 can use the first argument to create_option.
22901 * gengtype-lex.l: Distinguish unions from structures in the
22902 token type. Don't call find_structure; return the tag as a string.
22903 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22904 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22905 string. Reorganize typedef_struct production accordingly.
22906 Use create_nested_ptr_option.
22907 * gengtype.c (create_nested_ptr_option): New function.
22908 * gengtype.h: Declare it.
22910 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22911 (string_type): Don't declare.
22912 (do_scalar_typedef): Declare.
22913 (create_scalar_type): Update prototype.
22914 * gengtype.c (string_type): Make static.
22915 (scalar_nonchar, scalar_char): New.
22916 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22917 (resolve_typedef): Use scalar_nonchar for error recovery.
22918 (create_scalar_type): Remove name_len field. Return scalar_char
22919 or scalar_nonchar as appropriate.
22920 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22921 to use string_type.
22922 (throughout): Use scalar_nonchar instead of calling
22923 create_scalar_type, whenever possible.
22924 (main): Initialize scalar_char and scalar_nonchar before calling
22926 * gengtype-lex.l: Adjust for removal of second argument to
22927 create_scalar_type. Use yylval.s instead of yylval.t when
22929 * gengtype-yacc.y: Type of SCALAR is string. Call
22930 create_scalar_type from type:SCALAR rule. Adjust for removal of
22931 second argument to create_scalar_type.
22933 * vec.h: Remove all #if IN_GENGTYPE blocks.
22934 Add comment saying that changes may require adjustments to gengtype.
22935 * gengtype.c: Don't include coretypes.h or tm.h.
22936 Add comment to inclusion of errors.h.
22937 (note_def_vec, note_def_vec_alloc): New functions.
22938 * gengtype.h: Declare new functions.
22939 * gengtype-lex.l: Don't include coretypes.h.
22940 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22942 (update_lineno): Remove unnecessary prototype.
22943 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22944 (VEC rule): Just return VEC_TOKEN.
22945 * gengtype-yacc.y (VEC_TOKEN): New token type.
22946 (type): Add a production for VEC(a,b).
22947 * Makefile.in: Update dependencies.
22949 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22950 typedefs that use the old PARAMS macro.
22952 * gengtype-lex.l: Remove all rules and states relating to yacc
22954 * gengtype-yacc.y: Similarly.
22955 * gengtype.c (note_yacc_type): Delete function.
22956 * gengtype.h: Update prototypes.
22958 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22960 * tree-pretty-print.c (dump_generic_node): Report precision of
22961 unnamed integer types.
22963 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22965 * ifcvt.c (noce_try_store_flag_constants): Don't check
22966 no_new_pseudos here.
22967 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22968 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22969 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22970 noce_try_sign_mask): Likewise.
22971 (if_convert): Check no_new_pseudos here.
22973 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22975 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22976 (noce_get_condition): Handle new then_else_reversed argument.
22977 (noce_init_if_info): Remove, fold into noce_find_if_block.
22978 (noce_process_if_block): Take a struct noce_if_info as the
22979 argument. Don't set up one based on ce_if_info. Update pointer
22980 references accordingly.
22981 (cond_move_process_if_block): Likewise.
22982 (process_if_block): Removed.
22983 (find_if_block): Removed. Move functionality two new functions,
22984 noce_find_if_block and cond_exec_find_if_block.
22985 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22986 blocks and the symmetric IF-ELSE-JOIN case.
22987 (cond_exec_find_if_block): Also new function mostly based on old
22988 find_if_block and process_if_block.
22989 (find_if_header): Replace find_if_block call with separately
22990 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22991 (find_cond_trap): Update noce_get_condition call.
22992 (dead_or_predicable): Likewise.
22994 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22996 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22998 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22999 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
23000 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
23001 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
23002 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
23003 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
23004 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
23005 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
23006 __builtin_ia32_psrad128 builtins.
23008 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
23010 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
23011 * config/i386/constraints.md
23012 (define_constraint "I"): Use IN_RANGE macro.
23013 (define_constraint "J"): Ditto.
23014 (define_constraint "K"): Ditto.
23015 (define_constraint "M"): Ditto.
23016 (define_constraint "N"): Ditto.
23017 (define_constraint "O"): Ditto.
23018 * config/i386/predicates.md
23019 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
23020 (define_predicate "const_0_to_3_operand"): Ditto.
23021 (define_predicate "const_0_to_7_operand"): Ditto.
23022 (define_predicate "const_0_to_15_operand"): Ditto.
23023 (define_predicate "const_0_to_63_operand"): Ditto.
23024 (define_predicate "const_0_to_255_operand"): Ditto.
23025 (define_predicate "const_1_to_31_operand"): Ditto.
23026 (define_predicate "const_2_to_3_operand"): Ditto.
23027 (define_predicate "const_4_to_7_operand"): Ditto.
23029 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23031 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
23032 in SImode for save_world.
23033 * config/rs6000/altivec.md (save_world, restore_world): Convert to
23036 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23038 PR tree-optimization/30784
23039 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23042 2007-03-25 Revital Eres <eres@il.ibm.com>
23044 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23045 Fold movement_possibility function into it.
23047 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23049 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23050 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23051 (call_indirect_nonlocal_darwin64): Same.
23052 (call_nonlocal_darwin64): Same.
23053 (call_value_indirect_nonlocal_darwin64): Same.
23054 (call_value_nonlocal_darwin64): Same.
23055 (sibcall_nonlocal_darwin64): Same.
23056 (sibcall_value_nonlocal_darwin64): Same.
23057 (sibcall_symbolic_64): Same.
23058 (sibcall_value_symbolic_64): Same.
23059 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23061 (rs6000_emit_load_toc_table): Same.
23062 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23063 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23065 (divss_call): Same.
23066 (divus_call): Same.
23067 (quoss_call): Same.
23068 (quous_call): Same.
23069 (load_toc_v4_pic_si): Same
23070 (load_toc_v4_PIC_1): Same.
23071 (load_toc_v4_PIC_1b): Same.
23072 (call_indirect_aix{32,64}): Same.
23073 (call_value_indirect_aix{32,64}): Same.
23075 (call_value): Same.
23076 (call_local{32,64}): Same.
23077 (call_value_local{32,64}): Same.
23078 (call_indirect_nonlocal_aix{32,64}): Same.
23079 (call_nonlocal_aix{32,64}): Same.
23080 (call_value_indirect_nonlocal_aix{32,64}): Same.
23081 (call_value_nonlocal_aix{32,64}): Same.
23082 (call_indirect_nonlocal_sysv<mode>): Same.
23083 (call_nonlocal_sysv<mode>): Same.
23084 (call_value_indirect_nonlocal_sysv<mode>): Same.
23085 (call_value_nonlocal_sysv<mode>): Same.
23087 (sibcall_local{32,64}): Same.
23088 (sibcall_value_local{32,64}): Same.
23089 (sibcall_nonlocal_aix{32,64}): Same.
23090 (sibcall_value_nonlocal_aix{32,64}): Same.
23091 (sibcall_nonlocal_sysv<mode>): Same.
23092 (sibcall_value): Same.
23093 (sibcall_value_nonlocal_sysv<mode>): Same.
23095 2007-03-24 Paul Brook <paul@codesourcery.com>
23097 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23098 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23100 2007-03-24 Richard Henderson <rth@redhat.com>
23102 * config/ia64/constraints.md: New file.
23103 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23104 satisfies_constraint_?.
23105 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23106 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23107 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23108 ia64_output_mi_thunk): Likewise.
23109 (ia64_const_ok_for_letter_p): Remove.
23110 (ia64_const_double_ok_for_letter_p): Remove.
23111 (ia64_extra_constraint): Remove.
23112 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23113 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23114 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23115 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23116 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23117 EXTRA_MEMORY_CONSTRAINT): Remove.
23118 * config/ia64/ia64.md: Include constriants.md. Replace
23119 CONST_OK_FOR_? with satisfies_constraint_?.
23121 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23122 H.J. Lu <hongjiu.lu@intel.com>
23124 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23126 (name macros): Use DPD_BID_NAME to convert names properly.
23128 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23129 decimal floating point format.
23130 (init_floating_libfuncs): Change decimal functions so that they
23131 have a "bid_" prefix if the decimal system uses the BID format,
23132 and "dpd_" prefix if the decimal system uses the DPD format.
23133 (init_interclass_conv_libfuncs): Ditto.
23134 (init_intraclass_conv_libfuncs): Ditto.
23136 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23137 using the BID format.
23139 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23140 whether we are using the BID decimal format.
23141 * configure: Regenerate.
23143 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23144 the compiler has decimal floating point enabled. Define
23145 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23148 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23149 using the BID format.
23151 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23152 whether we are using the BID decimal format.
23153 * configure: Regenerate.
23155 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23156 the compiler has decimal floating point enabled. Define
23157 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23160 * doc/install.texi (--enable-decimal-float): Document BID and DPD
23161 options, and that it is enabled for i386/x86_64 systems.
23163 * Makefile.in (enable_decimal_float): New.
23165 (DECNUMINC): Add -I$(DECNUMFMT).
23166 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
23167 to $(DECNUMFMT) from $(DECNUM).
23169 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
23170 Substitute enable_decimal_float.
23171 * configure: Regenerated.
23174 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
23177 * configure.ac: Enable decimal float for x86_64-*-linux*.
23178 * configure: Regenerated.
23181 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
23182 decimal128ClearSign to flip and clear the sign bit in decimal128.
23183 (decimal_real_maxval): Set decimal128SetSign to set the sign
23186 2007-03-23 Ian Lance Taylor <iant@google.com>
23188 * fold-const.c (fold_binary): Correct warning for X - c >= X.
23190 2007-03-23 Ian Lance Taylor <iant@google.com>
23192 * tree-dump.c (dump_files): Correct comment.
23194 2007-03-23 Ian Lance Taylor <iant@google.com>
23196 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
23198 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
23200 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
23201 in cfglayout mode. Don't go into and out of cfglayout mode.
23202 Link the blocks in the order of the constructed traces.
23203 (rest_of_handle_tracer): Adjust call to tracer.
23204 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
23205 Don't go into cfglayout mode.
23206 (rtl_loop_done): Don't go out of cfglayout mode.
23207 * cfglayout.c (relink_block_chain): New function, split out from...
23208 (fixup_reorder_chain): ...here. Remove redundant checking.
23209 (cfg_layout_finalize): Don't clear the header, footer, and aux
23210 fields here, move the code to do so to relink_block_chain. Likewise
23211 for free_original_copy_tables.
23212 * rtl.h (tracer): Update prototype.
23213 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
23214 Assert we are in cfglayout mode. Don't go into and out of cfglayout
23215 mode. Use relink_block_chain to serialize the CFG according to the
23216 new basic block order. Move targetm.cannot_modify_jumps_p check from
23218 (gate_handle_reorder_blocks): ...to here.
23219 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23221 (gate_duplicate_computed_gotos): ...to here.
23222 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23223 something always changes when going into and out of cfglayout mode.
23224 Perform an expensive cfg cleanup while going into cfglayout mode.
23225 Always update liveness information on HAVE_conditional_execution
23226 targets. Reserialize the basic blocks and go out of cfglayout mode.
23227 * reg-stack.c: Include cfglayout.h.
23228 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23229 the call to reorder_basic_blocks.
23230 * basic-block.h (reorder_basic_blocks): Update prototype.
23231 (relink_block_chain): New prototype.
23232 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23234 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23236 * config/mips/mips.md (type, hazard, *movdi_32bit,
23237 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23238 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23239 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23240 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23241 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23243 (movcc): Change first xfer to multi.
23244 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23245 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23246 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23247 config/mips/generic.md: Change reservations using "xfer" to use
23249 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23250 using match_operand.
23251 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23252 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23254 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23256 2007-03-22 Richard Henderson <rth@redhat.com>
23258 * config/i386/i386.c: Remove unnecessary function declarations.
23259 Move targetm definition, and all related macros, to the end of
23260 the file. Resort some functions to put definitions before uses.
23261 (ix86_attribute_table): Make static. Move to end of file.
23262 (ix86_gimplify_va_arg): Make static.
23264 2007-03-22 Richard Henderson <rth@redhat.com>
23266 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23267 don't increase local_regparm with force_align_arg_pointer check.
23268 (ix86_function_sseregparm): Assert 32-bit.
23269 (type_has_variadic_args_p): New.
23270 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23271 type_has_variadic_args_p.
23272 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23273 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23274 use memset instead. Do maybe_vaarg check first; skip attribute
23275 tests if true; skip attribute tests for 64-bit.
23276 (construct_container): Remove TARGET_DEBUG_ARG.
23277 (function_arg_advance_32, function_arg_advance_64): Split out ...
23278 (function_arg_advance): ... from here.
23279 (function_arg_32, function_arg_64): Split out ...
23280 (function_arg): ... from here.
23281 (ix86_pass_by_reference): Tidy.
23282 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23283 (function_value_32): New, from parts of ix86_function_value
23284 and ix86_value_regno.
23285 (function_value_64): New, from parts of ix86_function_value
23286 and ix86_libcall_value.
23287 (ix86_function_value_1): New.
23288 (ix86_function_value, ix86_libcall_value): Use it.
23289 (return_in_memory_32, return_in_memory_64): Split out ...
23290 (ix86_return_in_memory): ... from here.
23291 (ix86_struct_value_rtx): Skip for 64-bit.
23292 (ix86_libcall_value, ix86_value_regno): Remove.
23293 (setup_incoming_varargs_64): Split out ...
23294 (ix86_setup_incoming_varargs): ... from here.
23295 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23296 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23297 * config/i386/i386-protos.h (ix86_function_value): Remove.
23298 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23300 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23303 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23304 infinities not supported, otherwise emit warning if -Woverflow. On
23305 underflow, emit warning if -Woverflow.
23306 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23308 * real.h (real_from_string): Update declaration
23310 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23311 Richard Henderson <rth@redhat.com>
23313 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23314 * calls.c (compute_argument_block_size, expand_call,
23315 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23316 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23317 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23318 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23319 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23320 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23321 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23322 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23325 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23327 * c-incpath.c (add_sysroot_to_chain): New.
23328 (merge_include_chains): Add sysroot argument. Call
23329 add_sysroot_to_chain if sysrooted.
23330 (register_include_chains): Update call to merge_include_chains.
23331 * doc/cppopts.texi: Document use of '=' in include directory
23334 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23336 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23337 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23338 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23339 insn pattern using X87MODEF12 mode macro.
23341 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23343 * regmove.c (regmove_optimize): Use reg_mentioned_p
23344 instead of reg_overlap_mentioned_p for DST.
23346 2007-03-21 Mike Stump <mrs@apple.com>
23348 * c.opt: Fixup for Objective-C/C++.
23350 2007-03-21 Steve Ellcey <sje@cup.hp.com>
23352 * explow.c (convert_memory_address): Fold memory reference when
23353 POINTERS_EXTEND_UNSIGNED < 0
23355 2007-03-21 Richard Henderson <rth@redhat.com>
23358 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
23359 * config/i386/mmintrin.h (__m64): Likewise.
23360 * config/i386/xmmintrin.h (__m128): Likewise.
23362 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23364 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
23365 (VXWORKS_OS_CPP_BUILTINS): Define.
23366 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
23367 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
23369 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23371 * rtl.h (constant_pool_reference_p): Delete.
23372 (find_constant_src): Declare.
23373 * rtlanal.c (find_constant_src): New function.
23374 * simplify-rtx.c (constant_pool_reference_p): Delete.
23375 * config/i386/i386.md: Use find_constant_src instead of
23376 constant_pool_reference_p/avoid_constant_pool_reference pairs.
23378 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23380 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
23381 * c-cppbuiltin.c (c_cpp_builtins): Define them.
23383 2007-03-20 Mark Mitchell <mark@codesourcery.com>
23385 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
23386 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
23387 (arm_elf_asm_constructor): Use it.
23388 (arm_elf_asm_destructor): New function.
23390 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
23392 * jump.c (mark_jump_label): Treat SEQUENCE specially.
23394 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
23396 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
23398 2007-03-19 Andrew Haley <aph@redhat.com>
23400 PR tree-optimization/31264
23401 * tree-vrp.c (register_edge_assert_for_1): Don't look though
23402 VIEW_CONVERT_EXPRs.
23404 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
23406 PR rtl-optimization/30907
23407 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
23408 (fwprop_init): Always call loop_optimizer_initialize.
23409 (fwprop_done): Always call loop_optimizer_finalize.
23410 (fwprop): We always have loop info now.
23411 (gate_fwprop_addr): Remove.
23412 (pass_fwprop_addr): Use gate_fwprop as gate.
23414 PR rtl-optimization/30841
23415 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
23416 df_chain_alloc): Call df_reorganize_refs unconditionally.
23417 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
23418 refs_organized to refs_organized_size.
23419 (df_ref_create_structure): Use refs_organized_size instead of
23420 bitmap_size if refs had been organized, and keep refs_organized_size
23422 * df.h (struct df_ref_info): Change refs_organized to
23423 refs_organized_size.
23424 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
23427 2007-03-19 Mark Mitchell <mark@codesourcery.com>
23429 * except.c (output_function_exception_table): Do not reference the
23430 EH personality routine for functions that do not require an
23433 2007-03-20 Jakub Jelinek <jakub@redhat.com>
23436 * c-typeck.c (convert_for_assignment): Call comptypes for
23437 RECORD_TYPE or UNION_TYPE.
23439 PR inline-asm/30505
23440 * reload1.c (reload): Do invalid ASM checking after
23441 cleanup_subreg_operands.
23443 2007-03-19 Jeff Law <law@redhat.com>
23445 * tree-cfg.c (find_taken_edge): Tighten conditions for
23446 optimizing computed gotos.
23448 2007-03-19 Michael Matz <matz@suse.de>
23450 * builtins.c (expand_builtin_sync_operation,
23451 expand_builtin_compare_and_swap,
23452 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
23455 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
23456 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23459 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23461 * doc/tm.texi: Add brackets around the return type of
23462 TARGET_SECONDARY_RELOAD.
23464 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
23465 Richard Guenther <rguenther@suse.de>
23467 PR tree-optimization/31254
23468 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23469 Use handled_component_p () where appropriate. Continue
23470 propagating into the rhs if we propagated into an INDIRECT_REF
23473 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23475 * config/s390/s390.md (op_type attribute): RRR instruction type added.
23476 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
23477 (xde, xdee): Mode attributes adjusted to support DFP modes.
23478 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
23479 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
23480 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
23481 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
23482 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
23483 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23484 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23486 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
23487 "movsf"): Insn definitions removed.
23488 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
23489 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
23490 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
23492 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
23493 "reload_in<mode>", "reload_out<mode>"): Expander added.
23494 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
23497 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23499 * config/s390/s390.md: Only non-functional changes. Renamed
23500 FPR mode macro to BFP all over the file.
23502 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23504 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
23505 (op_type attribute): RRF instruction type added.
23506 (fT0): New mode attribute.
23507 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23508 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
23509 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
23510 instruction no secondary memory is needed when moving DFmode values
23511 between GPRs and FPRs.
23513 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23515 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
23516 inverted and documentation adjusted.
23517 ("mhard-dfp", "msoft-dfp"): New options.
23518 * config/s390/s390.c (s390_handle_arch_option): New architecture
23520 (override_options): Sanity checks for the new options added.
23521 * config.gcc: New architecture switch: z9-ec.
23522 * config/s390/s390.h (processor_flags): PF_DFP added.
23523 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
23524 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
23525 when the bit is NOT set so remove it from the defaults.
23527 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23529 * genemit.c (main): Print include statement for dfp.h.
23530 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
23533 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23535 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
23537 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
23540 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
23541 instead of PATTERN.
23543 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23545 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
23546 attr_length_call, output_call, output_indirect_call): Cleanup
23547 formatting of targetm calls.
23549 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23551 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23553 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23555 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23556 reservation, bypass and anti-bypass descriptions for these
23557 instructions. Update move patterns.
23558 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23561 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
23563 * tree-vect-transform.c (get_initial_def_for_induction): Replace
23564 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
23565 (get_initial_def_for_reduction): Likewise.
23567 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
23569 Fix PR tree-optimization/29922
23570 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
23571 (get_representative): Removed.
23572 (value_dies_in_block_x): Update for rvuse removal.
23573 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
23574 (compute_antic_aux): Handle when PHI nodes appear in
23575 non-single-successors.
23576 (dump_bitmap_of_names): Removed.
23577 (compute_antic_safe): Renamed and removed rvuse calculation.
23578 Calculate only antic safe.
23579 (insert_into_preds_of_block): Remove assert.
23580 (execute_pre): Update for renamed functions.
23581 (defer_or_phi_translate_block): New function.
23583 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23585 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
23586 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
23588 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
23589 Follow spelling conventions.
23591 * tree-data-ref.h: Remove the prototype for analyze_array.
23593 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
23595 PR tree-optimization/31041
23596 * tree-vect-transform.c (get_initial_def_for_induction): Call
23597 force_gimple_operand.
23599 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
23601 * ipa-type-escape.c (look_for_casts) : Revert code to use
23602 handled_component_p due to ada test a-numaux.adb.
23604 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23606 * final.c (final_scan_insn): Alter the condition of a
23607 conditional trap if we have nonstandard CC.
23609 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23611 * configure.ac: Remove excess quoting from asm line 0 test.
23612 * configure: Rebuilt.
23614 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23616 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
23617 * c-common.c (convert_and_check): Move warning logic to...
23618 (warnings_for_convert_and_check): ...here. Define.
23619 * c-common.h (warnings_for_convert_and_check): Declare.
23621 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23623 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
23624 (output_call): Likewise.
23626 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23628 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
23630 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23632 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
23634 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
23636 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
23637 opteron, athlon-64 and athlon-fx processor_alias_table entries.
23639 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
23641 PR tree-optimization/31183
23642 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
23643 Use double_int instead of unsigned int for representing access_strides.
23644 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
23646 2007-03-16 Richard Guenther <rguenther@suse.de>
23648 PR tree-optimization/31146
23649 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
23650 to allow recursion of forward_propagate_addr_expr.
23651 (forward_propagate_addr_into_variable_array_index): Likewise.
23652 (forward_propagate_addr_expr): Likewise.
23653 (tree_ssa_forward_propagate_single_use_vars): Likewise.
23654 (forward_propagate_addr_expr_1): Recurse on simple copies
23655 instead of propagating into them. Do so for useless conversions
23657 (forward_propagate_addr_expr): Clean up unused statements after
23660 2007-03-16 Richard Guenther <rguenther@suse.de>
23662 * builtins.c (expand_builtin_cexpi): Use the right argument
23663 for the expansion via cexp.
23665 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23667 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
23668 * configure: Rebuilt.
23670 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23673 * dwarf2out.c (force_type_die): Adjust comment.
23674 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
23676 2007-03-15 DJ Delorie <dj@redhat.com>
23678 * config/frv/predicates.md (minmax_operator): Don't check operands
23681 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23683 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
23684 Update constant estimates of number of iterations.
23685 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
23686 argument renamed to "realistic".
23687 (compute_estimated_nb_iterations): Removed.
23688 (record_niter_bound): New function.
23689 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
23690 call record_nonwrapping_iv with upper = false.
23691 (infer_loop_bounds_from_signedness): Pass upper argument to
23692 record_nonwrapping_iv.
23693 (estimate_numbers_of_iterations_loop): Do not call
23694 compute_estimated_nb_iterations. Record estimate based on profile
23695 information. Initialize the constant estimates of number of
23697 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
23699 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
23700 number of iterations is too small.
23701 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
23702 (EST_NOT_AVAILABLE): Removed.
23703 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
23704 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
23707 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23709 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
23710 Handle NE_EXPR guards.
23712 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23715 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
23716 Set also -pedantic-errors by default for the preprocessor unless
23717 -fpermissive is given.
23719 2007-03-15 Richard Guenther <rguenther@suse.de>
23721 PR middle-end/29719
23722 PR middle-end/31161
23723 * builtins.c (expand_builtin_cexpi): As a fallback if we
23724 don't have builtins for sincos or cexp create a function
23725 declaration for cexp and expand to a call to that.
23726 (expand_builtin_int_roundingfn): Always fall
23727 back to floor/ceil and its variants even if they may be
23730 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
23732 PR middle-end/31159
23733 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
23734 jump tables, move the call to delete_dead_jumptables from here...
23735 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
23736 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
23737 don't allow merging of blocks that try_redirect_by_replacing_jump
23738 also does not handle when not optimizing.
23740 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23741 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23743 * config/i386/i386.md (x86_sahf_1): Correctly handle
23746 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23749 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
23750 x86_64_general_operand as operand[2] predicate. Remove "iF"
23751 from operand constraints and use "e" constraint instead.
23752 (*subti3_1, *subti3_1 splitter): Ditto.
23753 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
23754 operand[1] predicate.
23756 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
23758 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
23759 arrays, multiply the access strides by the size of the sub-array.
23760 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23762 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23764 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23765 the configured assembler supports the sahf mnemonic.
23766 * configure: Regenerate.
23767 * config.in: Regenerate.
23769 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23770 emit "sahf" or ".byte\t0x9e" as asm template.
23772 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23775 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23776 option to replace hard coded TARGET_xxx in md file.
23777 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23778 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23779 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23780 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23781 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23782 (X86_TUNE_NOT_VECTORMODE): Ditto.
23783 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23784 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23785 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23786 (TUNE_SLOW_IMUL_IMM8): Ditto.
23787 (TUNE_MOVE_M1_VIA_OR): Ditto.
23788 (TUNE_NOT_UNPAIRABLE): Ditto.
23789 (TUNE_NOT_VECTORMODE): Ditto.
23791 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23794 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23795 tuning options instead of hard coded TARGET_xxx.
23796 (fix ssemode peephole2's): Ditto.
23797 (imul peephole2's): Ditto.
23799 (movdi_or_rex64): Ditto.
23800 (move peephole2): Ditto.
23801 (not peephole2's): Ditto.
23803 2007-03-14 Dirk Mueller <dmueller@suse.de>
23805 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23806 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23807 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23809 * c-parser.c (c_parser_do_statement): Warn about empty body in
23810 do/while statement.
23811 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23812 * doc/invoke.texi (-Wempty-body): Update documentation.
23814 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23817 * c-common.h (warn_for_div_by_zero): Declare.
23818 * c-common.c (warn_for_div_by_zero): Define.
23819 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23822 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23824 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23825 to PREFIX and STANDARD_PREFIX.
23827 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23828 Phil Edwards <phil@codesourcery.com>
23830 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23831 (__gthread_once_t): Remove busy field for RTPs.
23832 (__GTHREAD_ONCE_INIT): Update accordingly.
23834 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23836 * doc/invoke.texi: Document VxWorks options.
23838 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23840 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23842 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23844 PR tree-optimization/30590
23845 * tree-nrv.c (tree_nrv): Check for the partial update of the
23848 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23850 * flags.h (flag_random_seed): Remove declaration, in favor of...
23851 * toplev.h (get_random_seed, set_random_seed): ... these.
23852 * tree.c (get_file_function_name): Use the former.
23853 * opts.c (common_handle_option): Use the latter.
23856 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23858 PR middle-end/31127
23859 * cse.c (cse_find_path): Do not bail out if a basic block that
23860 we already visited now becomes part of a path that starts at a
23861 different basic block. Just disallow this, to make sure we
23862 visit each basic block at most once.
23864 2007-03-13 Jan Hubicka <jh@suse.cz>
23866 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23867 attributes, when profile esitmate is present, calls with very low
23868 frequency are cold.
23870 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23872 PR tree-optimization/30730
23873 PR tree-optimization/26900
23874 * tree-ssa-loop-niter.c: Include gmp.h.
23875 (bounds): New type.
23876 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23877 split_to_var_and_offset, determine_value_range,
23878 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23879 bound_difference, bounds_add, bounds_negate,
23880 number_of_iterations_ne_max, dump_affine_iv): New functions.
23881 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23882 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23883 difference of initial and final value of control iv to validate
23885 (number_of_iterations_cond): Add loop parameter. Determine bounds
23886 on the difference of the extremes of the control iv. Add dumps.
23887 (expand_simple_operations): Handle phi nodes.
23888 (simplify_using_initial_conditions): Do not record used conditions.
23889 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23890 Do not set additional_info.
23891 (implies_nonnegative_p, implies_ge_p): Removed.
23892 (derive_constant_upper_bound): Do not use parameter `additional'.
23893 (record_estimate): Parameter `additional' removed. Parameter
23894 `i_bound' added. Do not call derive_constant_upper_bound.
23895 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23896 bound the number of iterations estimate.
23897 (estimate_numbers_of_iterations_loop): Pass the estimate from
23898 the number of iterations analysis to record_estimate.
23899 * tree.h (multiple_of_p): Declare.
23900 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23901 (scev_const_prop): Do not check expression_expensive_p.
23902 * fold-const.c (multiple_of_p): Exported.
23903 * double-int.c (double_int_mask): Exported.
23904 * double-int.h (double_int_mask): Declare.
23905 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23906 field. Added max field.
23908 2007-03-13 David Taylor <taylor@candd.org>
23911 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23914 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23917 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23918 two unamed patterns.
23920 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23922 * config/i386/i386.opt (mcx16, msahf): New options.
23923 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23924 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23926 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23927 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23928 Output -mcx16 and -msahf options when corresponding bit is set.
23930 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23931 and -msahf options.
23933 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23935 * configure.ac: Test for assembler tolerance to # 0 "".
23936 * configure, config.in: Rebuilt.
23937 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23939 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23941 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23943 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23944 (handle_syscall): Handle direct system calls.
23945 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23947 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23949 * doc/invoke.texi: Fix cpp.info cross-reference.
23950 * doc/passes.texi: Fix gcc.info cross-reference.
23952 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23954 PR tree-optimization/30835
23955 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23956 bb_for_stmt is not NULL before accessing it.
23958 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23960 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23963 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23966 * doc/install.texi: Document --enable-stage1-languages
23968 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23970 * tree-pass.h (pass_into_cfg_layout_mode,
23971 pass_outof_cfg_layout_mode): Declare.
23972 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23973 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23974 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23975 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23977 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23979 * c-decl.c (warn_variable_length_array): New function.
23980 Refactored from grokdeclarator to handle warn_vla
23981 and handle unnamed array case.
23982 (grokdeclarator): Refactored VLA warning case.
23983 * c.opt (Wvla): New flag.
23984 * doc/invoke.texi (Wvla): New warning.
23986 2007-03-12 Richard Henderson <rth@redhat.com>
23988 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23989 (TARGET_SECTION_TYPE_FLAGS): New.
23991 2007-03-12 Richard Henderson <rth@redhat.com>
23993 * config/darwin.c (machopic_reloc_rw_mask): New.
23994 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23995 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23997 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23999 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
24000 * cppdefault.h (cpp_PREFIX): Document.
24001 (cpp_PREFIX_len): Likewise.
24002 (cpp_EXEC_PREFIX): New variable.
24003 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
24004 * c-incpath.c (add_standard_paths): Correct logic for relocating
24005 paths within prefix.
24007 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
24009 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
24010 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
24012 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
24013 fix_truncdfdi_sse using SSEMODEF mode macro.
24014 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
24015 fix_truncdfsi_sse using SSEMODEF mode macro.
24016 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
24017 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
24019 2007-03-12 Richard Sandiford <richard@codesourcery.com>
24021 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
24022 elfos.h to tm_file.
24024 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
24026 * tree.h : Add multiple_of_p declaration.
24027 * fold-const.c (multiple_of_p): Make multiple_of_p public.
24028 * ipa-type-escape.c (results_of_malloc): Redundant.
24029 (visited_stmts): New. Visited stmt for walk_use_def_chains.
24030 (cast_type): Extended with new members.
24031 (check_cast): Returns cast_type.
24032 (cast): New structure for data of walk_use_def_chains.
24033 (is_malloc_result, is_cast_from_non_pointer_1,
24034 is_cast_from_non_pointer,
24035 is_array_access_through_pointer_and_index): New functions.
24036 (look_for_casts): Returns cast types.
24037 (check_call): Returns void.
24038 (okay_pointer_operation): Use support of pointer plus index,
24039 pointer plus constant and allow all multiplications.
24041 2007-03-11 Richard Guenther <rguenther@suse.de>
24043 PR tree-optimization/31115
24044 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24045 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24046 A shift count of zero is not special as with *_DIV_EXPR.
24047 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24050 2007-03-11 Ian Lance Taylor <iant@google.com>
24052 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24053 the *_DIV_EXPR codes correctly with overflow infinities.
24055 2007-03-11 Ira Rosen <irar@il.ibm.com>
24057 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24058 indicate success/failure of the analysis. Add negation to subtrahend
24059 in case of subtraction. Fail if both operands contain constants.
24060 (create_data_ref): Fail if analyze_offset fails.
24062 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24064 * config/i386/i386.md (frndintxf2): Rename to ...
24065 (rintxf2): ... this. Remove expander having same name.
24066 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24067 (roundsf2, rounddf2): Ditto.
24068 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24069 (lround<mode>di2, lround<mode>si2): Ditto.
24071 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24073 * lower-subreg.c: Include except.h.
24074 (decompose_multiword_subregs): Verify that the only control flow
24075 insns we can split are loads to multi-words pseudos.
24076 Handle breaking such blocks after splitting, instead of calling
24077 find_many_sub_basic_blocks.
24079 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24080 on the new basic block. Add a lengthy comment explaining why we
24081 thought this was necessary.
24082 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24084 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24087 * tree.c (walk_type_fields): Recurse into the element type of
24088 ARRAY_TYPEs if there is a pointer set.
24090 2007-03-10 Dirk Mueller <dmueller@suse.de>
24092 * c-common.c (warn_logical_operator): Fix condition.
24094 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24096 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24098 * config/darwin.c (machopic_select_section): Remove superfluous
24099 argument in call to categorize_decl_for_section. Remove unused
24102 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24104 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24106 * configure: Regenerate.
24108 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24111 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24112 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24113 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24114 Add LABEL_NUSES to emitted label.
24115 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24116 branch probability value to emitted jump insn.
24117 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24118 Do not check life information and do not re-arrange input operands
24119 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24121 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24123 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24124 the change of decode_asm_operands.
24126 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24128 * mode-switching.c (create_pre_exit): Skip blockage insn.
24130 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24132 * tree-pass.h (TODO_update_smt_usage): Remove.
24134 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24138 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24140 * pa.c (attr_length_call): Revise condition for long
24141 pc-relative branch.
24142 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24143 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24144 sequence on SOM target.
24146 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24148 * gcc.c: Document %{, in big comment at top.
24149 (input_suffix_matches): Remove special handling for .s and
24151 (input_spec_matches): New.
24152 (handle_braces): Handle %{,.
24153 (validate_switches): ',' indicates a value which is not a switch.
24154 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24155 to detect assembler input.
24156 * config/i386/sol2.h (CPP_SPEC): Likewise.
24157 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24158 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24159 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
24160 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24161 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
24162 -m64 causes deployment target to default to 10.5.
24163 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24165 2007-03-09 Richard Henderson <rth@redhat.com>
24168 * target.h (targetm.asm.out.reloc_rw_mask): New.
24169 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
24170 (TARGET_ASM_OUT): Use it.
24171 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
24172 * varasm.c (categorize_decl_for_section): Remove shlib argument;
24173 use the new reloc_rw_mask target hook instead.
24174 (default_section_type_flags_1): Merge into...
24175 (default_section_type_flags): ... here.
24176 (decl_readonly_section_1): Merge into...
24177 (decl_readonly_section): ... here.
24178 (default_elf_select_section_1): Merge into...
24179 (default_elf_select_section): ... here.
24180 (default_unique_section_1): Merge into...
24181 (default_unique_section): ... here.
24182 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
24183 (default_select_rtx_section): Use it.
24184 (default_elf_select_rtx_section): Likewise.
24185 * output.h: Update to match.
24186 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
24187 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
24188 (TARGET_ASM_RELOC_RW_MASK): New.
24189 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
24190 to categorize_decl_for_section.
24191 (x86_64_elf_unique_section): Likewise.
24192 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
24193 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
24194 (TARGET_ASM_RELOC_RW_MASK): New.
24195 * config/ia64/ia64.c (ia64_rwreloc_select_section,
24196 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
24197 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
24198 (TARGET_RWRELOC): Remove.
24199 (ia64_section_type_flags): Adjust call to default_section_type_flags.
24200 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24201 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
24202 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
24203 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
24204 (rs6000_xcoff_select_section): Use decl_readonly_section.
24205 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
24206 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24207 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
24208 (TARGET_SECTION_TYPE_FLAGS): Remove.
24209 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
24211 2007-03-09 Roger Sayle <roger@eyesopen.com>
24213 * fold-const.c (fold_comparison): Remove compile-time evaluation of
24214 complex constant equality/inequality comparisons for here.
24215 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
24216 known at compile-time or can be simplified to a scalar comparison.
24217 (fold_relational_const): Move compile-time evaluation of complex
24218 constant equality/inequality comparisons to here.
24220 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24222 PR rtl-optimization/30643
24223 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24225 (fold_rtx): Recurse, like before 2006-11-03.
24227 2007-03-09 DJ Delorie <dj@redhat.com>
24229 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24232 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24234 PR tree-optimization/30375
24235 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24236 LHS of statements is not the same.
24237 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24239 2007-03-09 Chao-ying Fu <fu@mips.com>
24241 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24243 * doc/invoke.texi (-mdspr2): Document new option.
24244 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24245 New unspec for DSP REV 2.
24246 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24247 these instructions are extended in DSP REV 2.
24248 (mips-dspr2.md): Include.
24249 * config/mips/mips.opt (mdspr2): New option.
24250 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24251 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24252 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24253 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24254 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24255 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24256 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24258 (bdesc_map): Add one field of unsupported_target_flags.
24259 (bdesc_arrays): Update entries to have extra fields. Add
24261 (mips_init_builtins): Initialize new function types.
24262 Check unsupported_target_fileds to filter out builtins.
24263 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24265 (ASM_SPEC): Pass mdspr2 to the assembler.
24266 * config/mips/mips-dspr2.md: New file.
24268 2007-03-09 Sa Liu <saliu@de.ibm.com>
24270 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24272 2007-03-09 Ian Lance Taylor <iant@google.com>
24274 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24275 argument) like -Wstrict-overflow=2.
24276 * doc/invoke.texi (Warning Options): Update documentation.
24278 2007-03-09 Dirk Mueller <dmueller@suse.de>
24281 * doc/invoke.texi (-Wlogical-op): Document.
24282 * common.opt (-Wlogical-op): New.
24283 * c-common.h (warn_logical_operator): Declare.
24284 * c-common.c (warn_logical_operator): Define.
24285 * c-typeck.c (parser_build_binary_op): Call
24286 warn_logical_operator.
24288 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24290 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24291 * final.c (final_scan_insn): Test for non-"" file name.
24293 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24295 * doc/loop.texi: Document the Omega linear constraints solver.
24296 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24297 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24298 omega-hash-table-size, omega-max-keys, and
24299 omega-eliminate-redundant-constraints.
24300 * tree-pass.h (pass_check_data_deps): Declared.
24303 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24304 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24305 pass_check_data_deps): New.
24306 * tree-data-ref.c (init_data_ref): Remove declaration.
24307 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24308 (analyze_array): Renamed init_array_ref, move up initializations.
24309 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24310 Removed arguments that are set to NULL.
24311 (analyze_indirect_ref): Correct indentation, correct call to
24313 (object_analysis): Call init_array_ref instead of analyze_array.
24314 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24315 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24316 of DR_ACCESS_FNS_ADDR.
24317 (init_omega_eq_with_af, omega_extract_distance_vectors,
24318 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24319 ddr_consistent_p): New.
24320 (compute_affine_dependence): Check consistency of ddrs when
24321 flag_check_data_deps is passed.
24322 (analyze_all_data_dependences): Uncomment.
24323 (tree_check_data_deps): New.
24324 * tree-data-ref.h: Include omega.h.
24325 (DR_ACCESS_FNS_ADDR): Removed.
24326 (data_dependence_relation): Add inner_loop.
24327 (DDR_INNER_LOOP): New.
24328 * common.opt (fcheck-data-deps): New.
24329 * tree-flow.h (tree_check_data_deps): Declare.
24330 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24331 (OBJS-common): Depend on omega.o.
24333 * passes.c (pass_check_data_deps): Scheduled.
24334 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24335 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24336 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24337 PARAM_VECT_MAX_VERSION_CHECKS,
24338 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24340 2007-03-09 Richard Guenther <rguenther@suse.de>
24342 PR tree-optimization/30904
24343 PR middle-end/31058
24344 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24345 the same way as *_DIV_EXPR.
24347 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24349 * recog.c (decode_asm_operands): No mixed declarations and code.
24351 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24353 * rtl.def (ASM_INPUT): Add location.
24354 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
24355 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
24356 (decode_asm_operands): Add loc operand.
24357 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
24358 * stmt.c (expand_asm): Rename to...
24359 (expand_asm_loc): ... this. Add locus argument. Pass it on to
24360 gen_rtx_ASM_INPUT_loc.
24361 (expand_asm_expr): Adjust.
24362 * recog.c (decode_asm_operands): Add loc operand.
24363 (check_asm_operands, extract_insn): Adjust.
24364 * reload1.c (maybe_fix_stack_asms): Likewise.
24365 * final.c (asm_insn_count): Likewise.
24366 (final_scan_insn): Output # line before and after asm.
24368 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
24370 * tree-ssa-structalias.c (variable_info): Remove
24372 (new_var_info): Ditto.
24373 (shared_bitmap_info_t): New structure.
24374 (shared_bitmap_table): New variable.
24375 (shared_bitmap_hash): New function.
24376 (shared_bitmap_eq): Ditto
24377 (shared_bitmap_lookup): Ditto.
24378 (shared_bitmap_add): Ditto.
24379 (merge_smts_into): Change to take bitmap directly.
24380 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
24381 (init_alias_vars): Init shared bitmap hashtable.
24382 (delete_points_to_sets): Delete shared bitmap hashtable.
24383 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
24384 is_aliased removal as a change that was still necessary was
24387 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
24389 * config/i386/i386.h (override_options): Conditionally disable
24390 x86_sahf for 64bit targets only.
24392 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24395 * c-decl.c (merge_decls): Don't call make_var_volatile.
24396 * varasm.c (make_var_volatile): Remove.
24397 * output.h (make_var_volatile): Remove.
24399 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
24401 PR tree-optimization/31085
24402 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
24404 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24406 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
24407 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
24408 ATTR_CONST_NOTHROW_LIST.
24410 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24413 2007-03-08 Diego Novillo <dnovillo@redhat.com>
24415 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
24417 2007-03-08 Geoffrey Keating <geoffk@apple.com>
24420 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
24422 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
24423 passed, use shared libgcc.
24425 2007-03-08 Roger Sayle <roger@eyesopen.com>
24427 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
24428 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24429 (honor_protect_cleanup_actions, lower_try_finally_switch):
24431 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
24432 ifc_temp_var): Likewise.
24433 * tree-inline.c (setup_one_parameter): Likewise.
24434 * tree-mudflap.c (mf_decl_cache_locals,
24435 mf_build_check_statement_for): Likewise.
24436 * tree-nested.c (init_tmp_var, save_tmp_var,
24437 finalize_nesting_tree_1): Likewise.
24438 * tree-outof-ssa.c (insert_copy_on_edge,
24439 insert_backedge_copies): Likewise.
24440 * tree-profile.c (tree_gen_edge_profiler,
24441 tree_gen_ic_profiler): Likewise.
24442 * tree-scalar-evolution.c (scev_const_prop): Likewise.
24443 * tree-sra.c (sra_build_assignment): Likewise.
24444 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
24445 * tree-ssa-math-opts.c (insert_reciprocals,
24446 execute_cse_sincos_1): Likewise.
24447 * tree-tailcall.c (adjust_accumulator_values,
24448 adjust_return_value): Likewise.
24449 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
24450 * tree-vect-transform.c (vect_create_data_ref_ptr,
24451 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
24452 vect_create_epilog_for_reduction, vectorizable_reduction,
24453 vectorizable_call, vectorizable_conversion,
24454 vectorizable_assignment, vectorizable_operation,
24455 vectorizable_type_demotion, vect_gen_widened_results_half,
24456 vect_permute_store_chain, vectorizable_store,
24457 vect_setup_realignment, vect_permute_load_chain,
24458 vectorizable_load, vectorizable_condition,
24459 vect_create_cond_for_align_checks): Likewise.
24460 * tree-vrp.c (build_assert_expr_for): Likewise.
24462 2007-03-08 Ian Lance Taylor <iant@google.com>
24464 * tree-vrp.c: Include "intl.h".
24465 (usable_range_p): New static function.
24466 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
24467 overflowed values, juts set *strict_overflow_p.
24468 (compare_values): Only return -2 if one of the operands is not a
24470 (compare_ranges): Call usable_range_p.
24471 (compare_range_with_value): Likewise.
24472 (vrp_evaluate_conditional_warnv): Rename from
24473 vrp_evaluate_conditional. Make static. Change all callers.
24474 (vrp_evaluate_conditional): New function.
24475 (simplify_div_or_mod_using_ranges): Issue warning about reliance
24476 on signed overflow.
24477 (simplify_abs_using_ranges): Likewise.
24478 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
24479 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
24480 within_stmt parameter.
24481 * tree-ssa-propagate.c (fold_predicate_in): Update call to
24482 vrp_evaluate_conditional.
24483 * tree-ssa-threadedge.c
24484 (record_temporary_equivalences_from_stmts_at_dest): Change
24485 simplify parameter to take a second tree parameter.
24486 (simplify_control_stmt_condition): Likewise.
24487 (thread_across_edge): Likewise.
24488 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24489 (thread_across_edge): Likewise.
24490 * Makefile.in (tree-vrp.o): Depend upon intl.h.
24492 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
24494 * config/i386/i386.h (TARGET_SAHF): New define.
24495 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
24496 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
24497 (x86_sahf): New global variable.
24498 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
24499 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
24500 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
24501 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
24503 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
24504 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
24505 when expanding fcomi/sahf based tests.
24506 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
24507 expanding sahf based alternative. Emit sahf based sequence when
24508 optimizing for code size.
24509 * config/i386/i386.md (x86_sahf_1): Do not disable for
24510 TARGET_64BIT, enable for TARGET_SAHF.
24512 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
24514 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
24515 spurious whitespace from error message.
24517 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
24520 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
24522 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
24524 * c-decl.c (grokdeclarator): Disable warnings for anonymous
24526 * tree-sra.c (instantiate_element): Propagate disabled warnings
24527 from the element itself to the created variable.
24529 2007-03-07 Richard Henderson <rth@redhat.com>
24532 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
24533 silently fix up the stack in the case of a missing register.
24535 2007-03-07 Paul Brook <paul@codesourcery.com>
24537 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
24539 2007-03-07 Joseph Myers <joseph@codesourcery.com>
24541 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
24543 (phase1_vrs): Use them.
24544 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
24545 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
24546 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
24547 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
24548 __gnu_Unwind_Restore_WMMXC if required.
24549 (_Unwind_VRS_Pop): Implement iWMMXt support.
24550 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
24551 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
24552 gnu_Unwind_Save_WMMXC): Define.
24554 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24556 * config/vxworks.h (vxworks_override_options): Declare.
24557 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24558 * config/vxworks.c: Include target.h and toplev.h.
24559 (vxworks_override_options): New function.
24560 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
24562 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
24564 * config/s390/s390.c (override_options): Don't emit an error when
24565 -mstack-size is used without providing -mstack-guard.
24566 (s390_emit_prologue): Choose stack_guard value automatically if not
24567 provided via command line.
24568 * doc/invoke.texi: Adjust description of -mstack-guard and
24571 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24573 * config/i386/i386.c (output_set_got): Add a GOT initialization
24574 sequence for VxWorks PIC.
24575 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
24576 around labels as well as symbols. Use gotoff_operand instead
24577 of local_symbolic_operand.
24578 (legitimize_pic_address): Use gotoff_operand instead of
24579 local_symbolic_operand. Use @GOT accesses for labels as
24581 (ix86_output_addr_diff_elt): Use PC-relative rather than
24582 GP-relative offsets for VxWorks PIC.
24583 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
24584 no_new_pseudos. Check whether the returned register is op0.
24585 * config/i386/i386.md (tablejump): Use PC-relative rather than
24586 GP-relative offsets for VxWorks PIC.
24587 * config/i386/predicates.md (gotoff_operand): New predicate.
24589 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24591 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
24593 * config/vxworks-dummy.h: New file.
24594 * config/i386/i386.h: Include it.
24596 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
24598 * dwarf2out.c (is_inlined_entry_point): New
24599 (add_high_low_attributes): Emit DW_AT_entry_pc along with
24600 DW_AT_ranges if the first subblock is the entry point.
24602 2007-03-06 David Daney <ddaney@avtrex.com>
24604 * doc/install.texi (mips-*-*): Change recommended binutils
24607 2007-03-06 Anatoly Sokolov <aesok@post.ru>
24609 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
24610 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
24612 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24613 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24615 2007-03-06 Jan Hubicka <jh@suse.cz>
24617 * errors.h (warning, error, fatal, internal_error): Mark as cold.
24618 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
24620 (probably_cold_bb_p): Cold functions are cold.
24621 (probably_never_executed_bb_p): Cold functions are cold.
24622 (tree_bb_level_predictions): Predict calls to cold functions as not
24624 (compute_function_frequency): Check hot/cold attributes.
24625 * function.h (function_frequency): Update comments.
24626 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
24627 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
24628 (c_common_att): Add cold and hot.
24630 * doc/extend.texi (hot,cold attributes): Document.
24632 2007-03-06 Andrew Haley <aph@redhat.com>
24634 * function.c (expand_function_end): Move blockage to just after we
24635 emit the label for the naked return from the function.
24637 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24639 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
24642 2007-03-06 Jan Hubicka <jh@suse.cz>
24644 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
24645 loaded for constant large models. Non-large 64bit PIC can do.
24646 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
24647 * cmodel.h: Add LARGE PIC.
24648 * i386.md (UNSPEC_PLTOFF): New.
24649 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
24651 (*call_1_rex64): Disable for large models.
24652 (*call_1_rex64_large): New.
24653 (*call_value_1_rex64): Disable for large models.
24654 (*call_value_1_rex64_large): New.
24655 (set_rip_rex4): New.
24656 (set_got_offset_rex64): New.
24657 * predicates.md (constant_call_address_operand): For large model
24658 constant calls are not possible.
24659 * i386-protos.h (construct_plt_address): Declare.
24660 * i386.c (override_options): Accept large models.
24661 (ix86_expand_prologue): Expand large PIC GOT pointer load.
24662 (legitimate_constant_p): Add new UNSPECs.
24663 (legitimate_pic_operand_p): Likewise.
24664 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
24665 (legitimize_pic_address): Do easy RIP relative way for TLS only for
24667 (output_pic_addr_const): Add PLTOFF.
24668 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
24669 (ix86_expand_move): Legitimize pic address when in PIC mode.
24670 (construct_plt_address): New function.
24671 (ix86_expand_call): Offload the address to register and use GOT
24672 pointer for large model.
24673 * invoke.texi (mcmodel=large): Update documentation.
24675 2007-03-06 Richard Henderson <rth@redhat.com>
24677 * config/i386/i386.c (x86_use_leave, x86_push_memory,
24678 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
24679 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
24680 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
24681 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
24682 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
24683 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
24684 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
24685 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
24686 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
24687 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24688 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
24689 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24690 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24691 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
24692 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
24693 x86_schedule, x86_use_bt, x86_pad_returns,
24694 x86_use_xchgb): Merge into ...
24695 (ix86_tune_features): ... here. New array.
24696 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24697 x86_bswap): Merge into ...
24698 (ix86_arch_features): ... here. New array.
24699 (x86_3dnow_a): Remove.
24700 (x86_accumulate_outgoing_args): Make static.
24701 (x86_arch_always_fancy_math_387): Make static.
24702 (ix86_tune_mask, ix86_arch_mask): Move ...
24703 (override_options): ... to local variables here. Apply the
24704 appropriate mask to each element of ix86_arch_features and
24705 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
24706 as were done in the old macros.
24707 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
24708 * config/i386/i386.h (x86_use_leave, x86_push_memory,
24709 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
24710 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
24711 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
24712 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
24713 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
24714 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
24715 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
24716 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
24717 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
24718 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24719 x86_accumulate_outgoing_args, x86_prologue_using_move,
24720 x86_epilogue_using_move, x86_decompose_lea,
24721 x86_arch_always_fancy_math_387, x86_shift1,
24722 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24723 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24724 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
24725 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24726 x86_use_incdec, x86_pad_returns, x86_bswap,
24727 x86_partial_flag_reg_stall): Remove.
24728 (enum ix86_tune_indices): New.
24729 (ix86_tune_features): New.
24730 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
24731 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
24732 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
24733 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
24734 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
24735 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
24736 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
24737 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
24738 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
24739 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
24740 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
24741 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
24742 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
24743 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
24744 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
24745 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
24746 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
24747 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
24748 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
24749 TARGET_EXT_80387_CONSTANTS): Use it.
24750 (enum ix86_arch_indices): New.
24751 (ix86_arch_features): New.
24752 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
24753 TARGET_BSWAP): Use it.
24754 (ix86_tune_mask, ix86_arch_mask): Remove.
24756 2007-03-06 Joseph Myers <joseph@codesourcery.com>
24759 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
24760 Define using $${sysroot_headers_suffix}.
24761 * configure: Regenerate.
24762 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24763 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24765 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24766 * gcc.c (print_sysroot_headers_suffix): New.
24767 (option_map): Include --print-sysroot-headers-suffix.
24768 (display_help): Mention -print-sysroot-headers-suffix.
24769 (process_command): Handle -print-sysroot-headers-suffix.
24770 (do_spec_1): Append multilib directory to include-fixed path if
24771 sysroot suffixes in use.
24772 (main): Handle -print-sysroot-headers-suffix.
24773 * Makefile.in (start.encap): Don't depend on xlimits.h
24774 (xlimits.h): Remove.
24775 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24776 limits.h for each multilib in fixinc_list.
24777 (fixinc_list, s-fixinc_list): New.
24778 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24779 generate them for each multilib in fixinc_list.
24780 (stmp-fixproto): Use include-fixed. Run fixproto for each
24781 multilib in fixinc_list.
24782 (mostlyclean): Don't remove xlimits.h.
24783 (clean): Remove include-fixed.
24784 (real-install-headers-tar, real-install-headers-cpio,
24785 real-install-headers-cp): Don't copy include, only include-fixed.
24786 (install-mkheaders): Depend on fixinc_list. Don't depend on
24787 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24788 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24789 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24791 2007-03-06 Jan Hubicka <jh@suse.cz>
24793 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24796 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24798 * configure.ac: Allow tm_file to contain build-directory files.
24799 * configure: Regenerate.
24800 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24801 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24802 * config/m68k/print-sysroot-suffix.sh: New file.
24804 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24806 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24807 of pic_offset_table_rtx if reload_completed.
24808 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24809 PIC_OFFSET_TABLE_REGNUM.
24810 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24812 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24813 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24815 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24817 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24818 functions that call eh_return.
24820 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24822 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24823 functions that need a constant pool.
24825 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24828 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24829 (m68k_preferred_reload_class): Likewise.
24830 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24831 (SECONDARY_RELOAD_CLASS): Define.
24832 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24833 (LIMIT_RELOAD_CLASS): Delete.
24834 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24835 registers from storing bytes.
24836 (m68k_secondary_reload_class): New function.
24837 (m68k_preferred_reload_class): Likewise.
24839 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24841 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24843 (m68k_expand_prologue): Likewise.
24845 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24847 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24848 (mips_expand_epilogue): Add a bool parameter.
24849 (m68k_legitimize_sibcall_address): Declare.
24850 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24851 (m68k_expand_epilogue): Add a parameter to select between sibling
24852 and normal epilogues. Only generate a return for the latter.
24853 (m68k_ok_for_sibcall_p): New function.
24854 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24855 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24856 (sibcall_value, *sibcall_value): Likewise.
24857 (*call, *call_value): Require !SIBLING_CALL_P.
24858 (epilogue): Update call to m68k_expand_epilogue.
24859 (sibcall_epilogue): New pattern.
24860 * config/m68k/predicates.md (const_call_operand): Say that this
24861 predicate applies to sibling calls too.
24862 (sibcall_operand): New predicate.
24864 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24866 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24867 alternatives as movsi_cf.
24868 (movsf_cf_hard): Add commentary.
24870 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24871 Richard Sandiford <richard@codesourcery.com>
24873 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24874 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24875 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24876 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24877 as being live on exit from an interrupt function.
24878 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24879 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24880 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24881 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24882 (m68k_interrupt_function_p): Globalize.
24883 (m68k_compute_frame_layout): Remove reverse mask code.
24884 (m68k_emit_movem, m68k_set_frame_related): New functions.
24885 (m68k_output_function_prologue): Delete in favor of...
24886 (m68k_expand_prologue): ...this new function.
24887 (m68k_output_function_epilogue): Delete in favor of...
24888 (m68k_expand_epilogue): ...this new function.
24889 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24891 (print_operand): Handle %?.
24892 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24893 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24894 (prologue, epilogue): New patterns.
24895 (return): Turn into a define_expand.
24896 (*return): New pattern, derived from old "return" pattern. Use rte
24897 rather than rts for interrupt functions. Only use rtd if the pop
24899 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24900 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24901 (link, *link, unlink, *unlink, load_got): Likewise.
24903 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24907 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24908 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24909 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24910 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24911 and m68k_matches_u_p.
24912 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24913 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24914 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24915 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24916 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24917 (REG_STRICT_P): New macro.
24918 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24919 PCREL_GENERAL_OPERAND_OK.
24920 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24921 m68k_legitimate_base_reg_p.
24922 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24923 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24924 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24925 * config/m68k/m68k.c (m68k_address): New structure.
24926 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24927 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24928 (m68k_jump_table_ref_p, m68k_decompose_address)
24929 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24930 (m68k_matches_u_p): New functions.
24931 (print_operand_address): Rewrite to use m68k_decompose_index.
24933 2007-03-05 David Taylor <dtaylor@emc.com>
24935 * gcc.c: Correct copyright date in --version output.
24937 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24939 * pa.md: In unamed move patterns, disparge copies between general
24940 and floating point registers using '?' modifier. Don't include 'f'
24941 constraint for register preferences in DImode, SImode, HImode and
24942 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24943 Remove constraints for copies between general and floating registers
24944 in soft-float DFmode pattern.
24945 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24949 2007-03-05 Mike Stump <mrs@apple.com>
24951 * c-common.c (targetcm): Add.
24952 * c-opts.c (c_common_handle_option): Handle language specific
24954 * opts.c (handle_option): Verify language for target options, if
24956 * opth-gen.awk: Add CL_LANG_ALL.
24957 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24958 (TARGETCM_INITIALIZER): Add.
24959 * target.h (struct gcc_targetcm): Add.
24961 * targhooks.c (default_handle_c_option): Add.
24962 * targhooks.h (default_handle_c_option): Add.
24963 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24965 * config/darwin.opt (iframework): Add.
24966 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24967 * config/darwin-c.c (handle_c_option): Add.
24968 (TARGET_HANDLE_C_OPTION): Add.
24970 * doc/invoke.texi (Darwin Options): Add -iframework.
24972 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24974 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24977 2007-03-05 Ian Lance Taylor <iant@google.com>
24979 * c.opt (fgnu89-inline): New option.
24980 * c-opts.c (c_common_post_options): Set default value for
24982 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24983 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24985 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24986 (grokdeclarator, start_function): Likewise.
24987 * c-cppbuiltin.c (c_cpp_builtins): Define either
24988 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24989 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24990 (C Dialect Options): Document -fgnu89-inline.
24991 * doc/extend.texi (Function Attributes): Explain what the
24992 gnu_inline attribute does.
24993 * doc/cpp.texi (Common Predefined Macros): Document
24994 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24996 2007-03-05 Ian Lance Taylor <iant@google.com>
24998 PR tree-optimization/31034
24999 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
25000 half-range if the other side is an overflow infinity.
25002 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
25004 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
25005 (bfin*-linux-uclibc*): New configuration.
25006 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
25008 * config/bfin/linux.h: New file.
25009 * config/bfin/libgcc-bfin.ver: New file.
25010 * config/bfin/t-bfin-uclinux: New file.
25011 * config/bfin/t-bfin-linux: New file.
25012 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
25013 (TARGET_OS_CPP_BUILTINS): New macro.
25015 2007-03-05 Richard Guenther <rguenther@suse.de>
25017 * fold-const.c (fold_binary): Remove duplicate folding
25018 of comparison of non-null ADDR_EXPR against null.
25020 2007-03-05 Richard Guenther <rguenther@suse.de>
25021 Dorit Nuzman <dorit@il.ibm.com>
25023 PR tree-optimization/26420
25024 * tree-vectorizer.c (vectorize_loops): Bail out early if there
25025 are no loops in the function. Only print the number of
25026 vectorized loops if it is greater than zero or we are supposed
25027 to print information about unvectorized loops.
25029 2007-03-05 Revital Eres <eres@il.ibm.com>
25031 * gcc.dg/var-expand1.c: New test.
25032 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
25033 when an accumulator is expanded.
25035 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25038 * c-common.c (convert_and_check): Don't give warnings for
25039 conversion if 'expr' already overflowed.
25041 2007-03-04 Roger Sayle <roger@eyesopen.com>
25043 PR middle-end/30744
25044 * fold-const.c (fold_comparison): Enforce type consistency when
25045 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25047 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25049 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25050 containing a cast to the base of TARGET_MEM_REF.
25052 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25054 * tree.c (tree_contains_struct_check_failed): Remove spurious
25055 whitespace from error message.
25057 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25060 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25061 instead of precision.
25063 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25064 Nathan Sidwell <nathan@codesourcery.com>
25066 * emit-rtl.c (find_auto_inc): New.
25067 (try_split): recreate REG_INC notes,
25068 Use regular for loops rather than whiles.
25070 2007-03-03 Andreas Schwab <schwab@suse.de>
25072 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25073 * configure: Regenerate.
25075 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25077 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25078 flag_rounding_math, not flag_unsafe_math_optimizations.
25080 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25082 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25083 alpha_fold_vector_minmax): Likewise.
25084 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25085 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25087 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25089 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25090 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25091 if the lhs has side-effects.
25092 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25094 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25096 * config/i386/i386.h (TUNEMASK): Remove define.
25097 (ARCHMASK): Remove define.
25098 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25099 Use ix86_arch_mask variable instead of ARCHMASK.
25100 * config/i386/i386.c (override_options): Ditto.
25101 (standard_80387_constant_p): Ditto.
25103 2007-03-02 Ian Lance Taylor <iant@google.com>
25105 Used signed infinities in VRP.
25106 * tree-vrp.c (uses_overflow_infinity): New static function.
25107 (supports_overflow_infinity): New static function.
25108 (make_overflow_infinity): New static function.
25109 (negative_overflow_infinity): New static function.
25110 (positive_overflow_infinity): New static function.
25111 (is_negative_overflow_infinity): New static function.
25112 (is_positive_overflow_infinity): New static function.
25113 (is_overflow_infinity): New static function.
25114 (overflow_infinity_range_p): New static function.
25115 (compare_values_warnv): New function split out of compare_values.
25116 (compare_value): Call it.
25117 (set_value_range_to_nonnegative): Add overflow_infinity
25118 parameter. Change caller.
25119 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25121 (vrp_expr_computes_nonzero): Likewise.
25122 (compare_ranges, compare_range_with_value): Likewise.
25123 (compare_name_with_value, compare_names): Likewise.
25124 (vrp_evaluate_conditional): Likewise.
25125 (set_value_range): Handle infinity
25126 (vrp_operand_equal_p, operand_less_p): Likewise.
25127 (extract_range_from_assert): Likewise.
25128 (vrp_int_const_binop): Likewise.
25129 (extract_range_from_binary_expr): Likewise.
25130 (extract_range_from_unary_expr): Likewise.
25131 (extract_range_from_comparison): Likewise.
25132 (extract_range_from_expr): Likewise.
25133 (dump_value_range): Likewise.
25134 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25135 (test_for_singularity): Likewise.
25136 (vrp_int_const_binop): Remove inline qualifier.
25137 (adjust_range_with_scev): Add comment.
25138 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25140 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25142 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25143 (get_constraint_for): Likewise.
25144 (do_structure_copy): Likewise.
25145 (find_func_aliases): Fix references to MODIFY_EXPR.
25146 (intra_create_variable_infos): Tidy.
25147 * tree-ssa-operands.c (add_virtual_operand): Add argument
25149 When adding members of alias sets, if IS_CALL_SITE is true and
25150 the symbol is not call-clobbered, skip it.
25151 Adjust all callers.
25153 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25155 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25156 entry by means of emit_insn_at_entry.
25158 2007-03-02 Richard Henderson <rth@redhat.com>
25160 * expr.h (promoted_input_arg): Remove decl.
25161 * function.c (promoted_input_arg): Merge into ...
25162 * combine.c (setup_incoming_promotions): ... only caller.
25163 Rearrange to avoid double loop.
25165 2007-03-02 Ben Elliston <bje@au.ibm.com>
25166 Peter Bergner <bergner@vnet.ibm.com>
25167 Janis Johnson <janis187@us.ibm.com>
25169 * config/rs6000/dfp.md: New file.
25170 * config/rs6000/rs6000.md: Include dfp.md.
25171 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
25172 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
25173 and TDmode decimal float modes in FP registers.
25174 (num_insns_constant): Likewise.
25175 (rs6000_legitimate_offset_address_p): Likewise.
25176 (rs6000_legitimize_address): Likewise.
25177 (rs6000_legitimize_reload_address): Likewise.
25178 (rs6000_legitimate_address): Likewise.
25179 (rs6000_emit_move): Likewise.
25180 (function_arg_boundary): Likewise.
25181 (function_arg_advance): Likewise.
25182 (rs6000_darwin64_record_arg_recurse): Likewise.
25183 (function_arg): Likewise.
25184 (rs6000_gimplify_va_arg): Likewise.
25185 (rs6000_split_multireg_move): Likewise.
25186 (rs6000_output_function_epilogue): Likewise.
25187 (rs6000_output_function_epilogue): Likewise.
25188 (rs6000_register_move_cost): Likewise.
25189 (rs6000_function_value): Likewise.
25190 (rs6000_libcall_value): Likewise.
25192 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25194 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
25196 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25198 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
25199 Use $MULTIDIR to choose between the kernel and RTP headers,
25200 and use $WIND_BASE and $WIND_USR to locate them.
25202 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25204 * config/i386/i386.c (override_options): Put initialization of
25205 ix86_tune_mask and ix86_arch_mask to the correct place.
25207 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25208 Michael Meissner <michael.meissner@amd.com>
25211 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
25212 (ARCHMASK): Define.
25213 (TARGET_CMOVE): Use ARCHMASK.
25214 (TARGET_CMPXCHG): Ditto.
25215 (TARGET_CMPXCHG8B): Ditto.
25216 (TARGET_XADD): Ditto.
25217 (TARGET_BSWAP): Ditto.
25218 * config/i386/i386.c (ix86_tune_mask): New global variable.
25219 (ix86_arch_mask): Ditto.
25220 (override_options): Initialize ix86_tune_mask and
25221 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25224 2007-03-02 Ben Elliston <bje@au.ibm.com>
25227 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25229 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25231 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25232 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25233 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25234 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25236 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25237 rs6000_init_dwarf_reg_sizes_extra): New.
25238 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25239 SPE register high parts.
25241 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25243 * Makefile.in: Add install-pdf target as
25244 copied from automake v1.10 rules.
25245 * configure.ac: Add install-pdf to target list.
25246 * configure: Regenerate.
25248 2007-03-01 Paul Brook <paul@codesourcery.com>
25250 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25251 modes to LDRD for DImode.
25252 (output_move_double): Fixup out of range ldrd/strd.
25253 (vfp_secondary_reload_class): Rename...
25254 (coproc_secondary_reload_class): ... to this. Add wb argument.
25255 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25256 coproc_secondary_reload_class for CLASS_IWMMXT.
25257 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25258 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25260 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25262 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25263 unroll factor by the estimated number of iterations.
25264 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25265 than prefetch latency.
25267 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25268 decode_caches_intel, detect_caches_intel): New functions.
25269 (host_detect_local_cpu): Use detect_caches_amd and
25270 detect_caches_intel.
25272 2007-03-01 Richard Henderson <rth@redhat.com>
25274 * expr.c (emit_move_complex_push): Export.
25275 (emit_move_complex_parts): Split out from ...
25276 (emit_move_complex): ... here.
25277 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25278 * config/i386/i386.md (movcdi): New.
25280 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25282 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25283 size of mode1 to check for tieable modes in MMX case.
25285 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25287 * Makefile.in (rtlanal.o): Depend on tree.h.
25288 * rtl.h (offset_within_section_p, split_const): Declare.
25289 * rtlanal.c: Include tree.h.
25290 (offset_within_block_p): New function, taken from
25291 mips_offset_within_object_p.
25292 (split_const): New function, taken from mips_split_const.
25293 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25295 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25296 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25297 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25298 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25299 (m68k_illegitimate_symbolic_constant_p): New function.
25300 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25301 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25302 symbolic constant that might be outside the symbol's section,
25303 move the symbol first and then add the offset.
25304 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25306 * config/mips/mips.c (mips_split_const): Delete.
25307 (mips_offset_within_object_p): Delete.
25308 (mips_symbolic_constant_p): Use offset_within_section_p and
25309 split_const instead of mips_offset_within_object_p and
25311 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25312 (mips_legitimize_const_move, print_operand_reloc)
25313 (mips_dangerous_for_la25_p): Use split_const instead of
25316 2007-02-28 Eric Christopher <echristo@apple.com>
25318 * Makefile.in (install-include-dir): Don't rm -rf include.
25320 2007-02-28 Richard Guenther <rguenther@suse.de>
25322 PR middle-end/30364
25323 * fold-const.c (fold_binary): Do not associate expressions
25324 with more than one variable for integer types that do not wrap.
25326 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25328 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25329 Delete, and replace with...
25330 (fold_builtin_call_array): This. Update callers to use it.
25331 * fold-const.c (fold_build_call_list): Delete, and replace with...
25332 (fold_build_call_array): This.
25333 (fold_build_call_list_initializer): Delete, and replace with...
25334 (fold_build_call_array_initializer): This.
25335 * tree.h: Update declarations to reflect above changes.
25337 * c-typeck.c (build_function_call): Store converted arguments
25338 in a stack-allocated array instead of building a list.
25339 (convert_arguments): Store arguments in the array passed in as an
25340 argument, and return the actual number of arguments.
25341 * c-format.c: (check_function_format): Pass arguments in an
25342 array instead of a list.
25343 * c-common.c (check_function_nonnull): Likewise.
25344 (check_function_sentinel): Likewise.
25345 (check_function_arguments): Likewise.
25346 * c-common.h: Update declarations to reflect above changes.
25348 2007-02-28 Jan Hubicka <jh@suse.cz>
25350 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
25351 PRED_NEGATIVE_RETURN): Update outcomes.
25353 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
25355 * calls.c (emit_library_call_value_1): Handle partial registers
25356 correctly when building up CALL_INSN_FUNCTION_USAGE.
25358 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25360 * pa/predicates.md (move_src_operand): Allow zero for mode.
25361 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
25364 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
25367 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
25368 *movv2df_internal): Enable pattern only for valid operand
25370 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
25371 tie only 128bit modes. For MMX registers, tie only 64bit modes.
25373 2007-02-27 Mike Stump <mrs@apple.com>
25375 * config/darwin-crt3.c: Avoid compilation when compiling for a
25378 2007-02-27 Joseph Myers <joseph@codesourcery.com>
25380 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
25382 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
25383 for fixed headers and limits.h.
25384 (install-include-dir, install-headers-tar, install-headers-cpio,
25385 install-headers-cp, real-install-headers-tar,
25386 real-install-headers-cpio, real-install-headers-cp): Handle
25387 include-fixed as well as include.
25388 (install-mkheaders): Don't install files that go only in include
25390 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
25391 from GCC_INCLUDE_DIR.
25392 * gcc.c (process_command): Remove special -BstageN/ handling.
25393 (do_spec_1): Add include-fixed directories.
25395 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25397 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
25399 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
25401 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
25404 2007-02-27 Mark Mitchell <mark@codesourcery.com>
25406 * c-common.c (get_priority): Add check for
25407 SUPPORTS_INIT_PRIORITY.
25409 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25411 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
25413 * config/bfin/bfin.c: Include "cfglayout.h".
25414 (MAX_LSETUP_DISTANCE): New macro.
25415 (struct loop_info): New members incoming, incoming_src and
25416 incoming_dest. Delete member predecessor.
25417 (length_for_loop): New function.
25418 (bfin_optimize_loop): Handle more different loop structures.
25419 (bfin_discover_loop): Rework detection of predecessor blocks by
25420 examining incoming edges.
25421 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
25423 (bfin_reorder_loops): New function.
25424 (bfin_reorg_loops): Use these three new functions.
25426 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
25427 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
25428 (CONSTRAINT_LEN): Add entry for 'q'.
25429 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
25430 Add 'q' constraints.
25431 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
25432 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
25434 * config/bfin/bfin.md (add_with_carry): New pattern.
25435 (s_or_u, su_optab, su_modifier): New code macros/attrs.
25436 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
25437 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
25438 support unsigned multiplies too. Removed incorrect commutativity from
25439 operand 1 constraint where appropriate.
25440 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
25442 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
25443 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
25445 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
25446 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
25447 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
25448 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
25449 usmulhisi_hh_huh): New patterns.
25451 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
25452 lshifthi3): Fix output template to use half reg for operand 2.
25454 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
25457 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
25459 2007-02-27 Andreas Schwab <schwab@suse.de>
25461 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
25463 2007-02-27 Jan Hubicka <jh@suse.cz>
25465 * predict.c (last_basic_block_p): Remove.
25466 (tree_estimate_probability): Update return heuristic for commonized
25469 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25471 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
25473 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25475 * doc/include/gcc-common.texi (versionsubtitle): New macro.
25476 * doc/cpp.texi: Standardize title page.
25477 * doc/cppinternals.texi: Likewise.
25478 * doc/gcc.texi: Standardize title page, remove version number
25479 from copyright page.
25480 * doc/gccint.texi: Likewise.
25481 * doc/install.texi: Standardize title page, add table of
25484 2007-02-26 Jan Hubicka <jh@suse.cz>
25486 * predict.def: Set outcomes according to more recent results.
25487 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
25488 Remove dead predictors.
25489 * predict.c (return_prediction): Fix pasto.
25491 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25493 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
25494 change; avoid a memory leak when returning early.
25496 2007-02-26 Mark Mitchell <mark@codesourcery.com>
25498 * c-decl.c (static_ctors): Move to c-common.c.
25499 (static_dtors): Likewise.
25500 (finish_function): Use c_record_cdtor_fn.
25501 (build_cdtor): Move to c-common.c.
25502 (c_write_global_declarations): Use c_build_cdtor_fns.
25503 * c-common.h (static_ctors): Declare.
25504 (static_dtors): Likewise.
25505 (c_record_cdtor_fn): Likewise.
25506 (c_build_cdtor_fns): Likewise.
25507 * c-common.c (static_ctors): New variable.
25508 (static_dtors): Likewise.
25509 (c_record_cdtor_fn): New function.
25510 (build_cdtor): Move from c-decl.c
25511 (c_build_cdtor_fns): New function.
25513 * output.h (assemble_addr_to_section): Declare.
25514 (get_cdtor_priority_section): Likewise.
25515 * varasm.c (assemble_addr_to_section): New function.
25516 (get_cdtor_priority_section): Likewise.
25517 (default_named_section_asm_out_destructor): Use them.
25518 (destor_dtor_section_asm_out_destructor): Likewise.
25519 (default_named_section_asm_out_constructor): Likewise.
25520 (default_ctor_section_asm_out_constructor): Likewise.
25521 * config.gcc (*-*-vxworks*): Include vxworks.o.
25522 * config/t-vxworks (vxworks.o): New target.
25523 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
25524 (TARGET_ASM_CONSTRUCTOR): Define.
25525 (TARGET_ASM_DESTRUCTOR): Likewise.
25526 (vxworks_asm_out_constructor): Declare.
25527 (vxworks_asm_out_destructor): Likewise.
25529 * c-common.c (get_priority): Check that we have not just an
25530 INTEGER_CST, but an integer constant with integeral type.
25532 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
25534 PR tree-optimization/30938
25535 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
25536 use &dt[nargs-1] instead of &dt[nargs] in the call to
25537 vect_is_simple_use().
25539 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
25541 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
25542 from register elimination as PRE_MODIFY / POST_MODIFY increments.
25543 Do not attempt to handle MEM inside auto-inc expressions.
25544 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
25545 of a register modified by an auto-inc expression. However, do handle
25546 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
25547 (elimination_effects): Prohibit elimination of a register modified
25548 by an auto-inc expression. Disable register elimination rules whose
25549 target register is modified by an auto-inc expression with variable
25552 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25554 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25556 (array_at_struct_end_p): New function.
25557 (idx_infer_loop_bounds): Use it.
25558 (estimate_numbers_of_iterations_loop): Export.
25559 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25560 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25561 (tree_estimate_probability): Call record_loop_exits.
25562 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25563 (estimated_loop_iterations, estimated_loop_iterations_int,
25564 estimated_loop_iterations_tree): New functions.
25565 (analyze_siv_subscript_cst_affine,
25566 compute_overlap_steps_for_affine_1_2,
25567 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
25568 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
25569 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
25570 (PRED_LOOP_ITERATIONS_GUESSED): New.
25571 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
25572 * cfgloop.h (estimate_numbers_of_iterations_loop,
25573 estimated_loop_iterations_int): Declare.
25575 2007-02-25 Mark Mitchell <mark@codesourcery.com>
25577 * doc/extend.texi: Document optional priority argument to
25578 constructors and destructors.
25579 * tree.c (init_priority_for_decl): Adjust GTY markers.
25580 (init_ttree): Use priority-info hash functions for
25581 init_priority_for_decl.
25582 (tree_map_eq): Rename to ...
25583 (tree_map_base_eq): ... this.
25584 (tree_map_marked_p): Rename to ...
25585 (tree_map_base_marked_p): ... this.
25586 (tree_map_base_hash): New function.
25587 (decl_init_priority_lookup): Rework.
25588 (decl_fini_priority_lookup): New function.
25589 (decl_priority_info): New function.
25590 (decl_init_priority_insert): Use it.
25591 (decl_fini_priority_insert): Likewise.
25592 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
25594 (decl_restrict_base_insert): Likewise.
25595 (decl_debug_expr_insert): Likewise.
25596 (decl_value_expr_lookup): Likewise.
25597 (decl_value_expr_insert): Likewise.
25598 * tree.h (priority_type): New type.
25599 (decl_init_priority_lookup): Use priority_type.
25600 (decl_fini_priority_lookup): New function.
25601 (decl_init_priority_insert): Use priority_type.
25602 (decl_fini_priority_insert): New function.
25603 (DECL_HAS_INIT_PRIORITY): Tweak comments.
25604 (DECL_INIT_PRIORITY): Likewise.
25605 (SET_DECL_INIT_PRIORITY): Add comment.
25606 (DECL_FINI_PRIORITY): New macro.
25607 (SET_DECL_FINI_PRIORITY): Likewise.
25608 (DEFAULT_INIT_PRIORITY): Document.
25609 (MAX_INIT_PRIORITY): Likewise.
25610 (MAX_RESERVED_INIT_PRIORITY): Likewise.
25611 (tree_map_base): New type.
25612 (tree_map_base_eq): New function.
25613 (tree_map_base_hash): Likewise.
25614 (tree_map_base_marked_p): Likewise.
25615 (tree_map): Inherit from tree_map_base.
25616 (tree_map_eq): Make it a macro.
25617 (tree_map_marked_p): Likewise.
25618 (tree_int_map): Inherit from tree_map_base.
25619 (tree_int_map_eq): Make it a macro.
25620 (tree_int_map_hash): Likewise.
25621 (tree_int_map_marked_p): Likewise.
25622 (tree_priority_map): New type.
25623 (tree_priority_map_eq): New macro.
25624 (tree_priority_map_hash): Likewise.
25625 (tree_priority_map_marked_p): Likewise.
25626 * varasm.c (emults_decl): Adjust for refactoring of tree_map
25628 (emutls_common_1): Likewise.
25629 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
25630 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
25631 of tree_map hierarchy.
25632 * tree-cfg.c (move_stmt_r): Likewise.
25633 (new_label_mapper): Likewise.
25634 * c-tree.h (c_expand_body): Move to ...
25635 * c-common.h (c_expand_body): ... here.
25636 * c-decl.c (c_expand_body): Move to ...
25637 * c-common.c (c_expand_body): ... here.
25638 (c_common_attribute_table): Allow 1 argument for the constructor
25639 and destructor attributes.
25640 (get_priority): New function.
25641 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
25642 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
25644 2007-02-24 Jan Hubicka <jh@suse.cz>
25646 PR middle-end/30509
25647 * tree-inline.c (copy_bb): Produce exact copy of EH info when
25648 copying for inlining.
25650 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25651 Jan Hubicka <jh@suse.cz>
25654 * i386.c (counter_mode): New function.
25655 (expand_set_or_movmem_via_loop): Use it.
25656 (expand_movmem_epilogue): Likewise; fix pasto.
25657 (ix86_expand_movmem): Do emit guard even for constant counts.
25658 (ix86_expand_setmem): Likewise.
25660 2007-02-25 Nick Clifton <nickc@redhat.com>
25662 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
25663 (JUMP_TABLES_IN_TEXT_SECTION): Define.
25665 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25668 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
25669 count argument with 0x10, not with 0x16.
25670 (expand_setmem_epilogue): Ditto.
25672 2007-02-24 Mike Stump <mrs@apple.com>
25674 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
25677 2007-02-24 Richard Guenther <rguenther@suse.de>
25679 PR middle-end/30951
25680 * fold-const.c (fold_binary): Fold x +- CST op x for
25681 EQ_EXPR and NE_EXPR.
25683 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25685 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
25687 2007-02-24 Jan Hubicka <jh@suse.cz>
25689 * cgraphunit.c (decide_is_function_needed): Honor
25690 -fkeep-inline-functions.
25692 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25694 * builtins.c (fold_builtin_modf): New.
25695 (fold_builtin_2): Use it.
25697 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
25699 * loop-iv.c (implies_p): Detect additional cases where A implies B.
25700 (determine_max_iter): Take additional LOOP arg; all callers changed.
25701 Lose broken logic dealing with PLUS. Try to limit the upper bound by
25702 one using simplifications.
25703 (simplify_using_initial_values): Return if the expression becomes
25704 invalid due to altered regs.
25706 2007-02-23 DJ Delorie <dj@redhat.com>
25708 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
25710 2007-02-23 Mike Stump <mrs@apple.com>
25712 * tlink.c (scan_linker_output): Parse linker messages from
25713 darwin9's linker better.
25715 2007-02-23 Steve Ellcey <sje@cup.hp.com>
25718 * varpool.c (varpool_assemble_pending_decls): Set
25719 varpool_last_needed_node to null.
25721 2007-02-23 DJ Delorie <dj@redhat.com>
25723 * config/i386/i386.c (ix86_data_alignment): Don't specify an
25724 alignment bigger than the object file can handle.
25726 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
25729 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
25730 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
25731 (*movsf_1): Penalize MMX moves.
25733 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
25735 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
25736 2^32-1 or more times unless flag_unsafe_loop_optimizations.
25738 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
25740 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25742 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
25743 (fold_builtin_1): Use them.
25744 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25745 BUILT_IN_SIGNIFICAND.
25747 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
25749 * config/i386/i386.c (bdesc_1arg): Initialize
25750 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
25751 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
25752 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
25753 and IX86_BUILTIN_MOVSLDUP.
25755 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25757 PR rtl-optimization/30841
25758 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
25760 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25762 * builtins.c (fold_builtin_frexp): New.
25763 (fold_builtin_2): Use it.
25765 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25767 * doc/invoke.texi (Spec Files): Document getenv spec function.
25769 * gcc.c (getenv_spec_function): New function.
25770 (static_spec_functions): Add it.
25771 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25772 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25775 2007-02-22 Michael Matz <matz@suse.de
25778 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25779 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25781 2007-02-22 Ian Lance Taylor <iant@google.com>
25784 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25785 (mem_loc_descriptor): Call it.
25787 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25788 Ira Rosen <irar@il.ibm.com>
25790 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25792 2007-02-22 Ira Rosen <irar@il.ibm.com>
25794 PR tree-optimization/30843
25795 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25796 stores only after all the group is vectorized.
25798 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25800 PR tree-optimization/30858
25801 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25802 in the reduction cycle have a single use in the loop.
25803 * tree-vectorizer.h (relevant): Add documentation.
25805 2007-02-20 Mike Stump <mrs@apple.com>
25807 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25808 * configure: Regenerate.
25810 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25812 Change the defaults of some parameters and options.
25813 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25814 * config/spu/spu.c (spu_optimization_options): Add.
25815 (spu_override_options): Change params in spu_optimization_options.
25816 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25818 Register 127 is only 16 byte aligned when used as a frame pointer.
25819 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25820 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25821 HARD_FRAME_POINTER_REGNUM.
25822 (spu_legitimate_address): Use regno_aligned_for_reload.
25823 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25824 aligned when frame_pointer_needed is true.
25825 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25827 * config/spu/spu.h (INIT_EXPANDERS): Define.
25829 Make sure shift and rotate instructions have valid immediate operands.
25830 * config/spu/predicates.md (spu_shift_operand): Remove.
25831 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25832 * config/spu/constraints.md (W, O): Extend range.
25833 * config/spu/spu.md (umask, nmask): Define.
25834 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25835 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25836 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25837 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25838 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25839 (lshr<mode>3_reg): Fix rtl description.
25841 Make sure mulhisi immediate operands are valid.
25842 * config/spu/predicates.md (imm_K_operand): Add.
25843 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25845 Generate constants using fsmbi and andi.
25846 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25847 (print_operand, spu_split_immediate, classify_immediate,
25848 fsmbi_const_p): Handle IC_FSMBI2.
25850 Correctly handle a CONST_VECTOR containing symbols.
25851 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25852 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25853 (immediate_load_p): Allow symbols that use 2 instructions to create.
25854 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25855 with symbols when flag_pic is set.
25856 (const_vector_immediate_p): New.
25857 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25858 accept a CONST_VECTOR with symbols.
25859 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25860 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25862 * config/spu/spu.md (high, low): Delete.
25863 (low_<mode>): Define.
25865 Remove INTRmode and INTR_REGNUM, which didn't work.
25866 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25868 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25869 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25870 peephole2 pattern): Don't use INTR or 131.
25871 (movintrcc): Delete.
25872 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25873 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25874 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25875 (UNSPEC_SET_INTR): Add.
25876 * config/spu/spu-modes.def (INTR): Remove.
25878 More accurate warnings about run-time relocations.
25879 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25881 Correctly warn about immediate arguments to specific intrinsics.
25882 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25883 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25884 the instruction predicate.
25886 Fix tree check errors with latest update.
25887 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25889 (spu_expand_builtin): Use CALL_EXPR_FN.
25891 Add missing specific intrinsics.
25892 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25894 * config/spu/spu_internals.h: Ditto.
25896 Fix incorrect operand modifiers.
25897 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25898 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25900 Optimize one case of zero_extend of a vec_select.
25901 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25903 Accept any immediate for hbr.
25904 * config/spu/spu.md (hbr): Change s constraints to i.
25906 2007-02-21 Paul Brook <paul@codesourcery.com>
25908 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25909 condexec_count when skipping USE and CLOBBER.
25911 2007-02-21 Nick Clifton <nickc@redhat.com>
25913 * common.opt (Warray-bounds): Add Warning attribute.
25914 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25916 (fsized-zeroes): Add Optimization attribute.
25917 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25918 * c.opt (Wc++0x-compat): Add Warning attribute.
25920 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25922 PR middle-end/30761
25923 * reload1.c (eliminate_regs_in_insn): In the single_set special
25924 case, attempt to re-recognize the insn before falling back to
25925 having reload fix it up.
25927 2007-02-20 Eric Christopher <echristo@gmail.com>
25929 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25930 Rewrite accordingly.
25931 (frv_read_iacc_argument): Ditto.
25932 (frv_expand_set_builtin): Take a call instead of arglist, update for
25934 (frv_expand_unop_builtin): Ditto.
25935 (frv_expand_binop_builtin): Ditto.
25936 (frv_expand_cut_builtin): Ditto.
25937 (frv_expand_binopimm_builtin): Ditto.
25938 (frv_expand_voidbinop_builtin): Ditto.
25939 (frv_expand_int_void2arg): Ditto.
25940 (frv_expand_prefetches): Ditto.
25941 (frv_expand_voidtriop_builtin): Ditto.
25942 (frv_expand_voidaccop_builtin): Ditto.
25943 (frv_expand_load_builtin): Ditto.
25944 (frv_expand_store_builtin): Ditto.
25945 (frv_expand_mdpackh_builtin): Ditto.
25946 (frv_expand_mclracc_builtin): Ditto.
25947 (frv_expand_mrdacc_builtin): Ditto.
25948 (frv_expand_mwtacc_builtin): Ditto.
25949 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25952 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25954 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25955 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25957 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25958 point instructions.
25959 * configure: Regenerate.
25960 * config.in: Regenerate.
25961 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25962 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25963 masks to power6 and power6x and to POWERPC_MASKS.
25964 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25966 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25967 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25968 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25969 Access PROTOTYPE as variable, not mask.
25971 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25973 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25974 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25975 * combine.c (adjust_for_new_dest): Use it.
25976 * postreload.c (reload_combine): Likewise.
25978 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25980 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25981 notes on an insn with multiple sets, even if single_set returns
25982 non-NULL for that insn.
25984 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25986 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25987 scalbn and scalbln.
25989 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25991 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25992 if user didn't pass it.
25993 * config/i386/darwin.h (CC1_SPEC): Likewise.
25994 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25995 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25996 -mmacosx-version-min.
25998 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25999 Uros Bizjak <ubizjak@gmail.com>
26001 * optabs.h (enum optab_index): Add new OTI_scalb.
26002 (scalb_optab): Define corresponding macro.
26003 * optabs.c (init_optabs): Initialize scalb_optab.
26004 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
26006 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
26007 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
26008 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
26009 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
26010 flag_unsafe_math_optimizations is set.
26012 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
26013 to implement scalbf, scalb and scalbl built-ins as inline x87
26016 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26017 DJ Delorie <dj@redhat.com>
26020 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
26021 (diagnostic_report_diagnostic): ... here, and turn them into real
26022 errors. If warnings are inhibited, no need to do anything.
26024 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
26026 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
26027 better code generation.
26029 2007-02-20 Ben Elliston <bje@au.ibm.com>
26031 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
26033 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
26035 * config/alpha/alpha.c, config/alpha/alpha.md,
26036 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
26037 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26038 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26039 config/arm/lib1funcs.asm: Follow spelling conventions.
26041 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26042 config/fr30/fr30.md, config/i386/i386.h,
26043 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26044 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26045 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26046 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26047 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26048 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26049 config/sparc/sparc.c, config/sparc/sparc.h,
26050 config/sparc/sparc.md, config/spu/constraints.md,
26051 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26054 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26057 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26060 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26062 * doc/invoke.texi (-ftree-lrs): Remove.
26064 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26066 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26069 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26071 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26072 new CALL_EXPR_FN macro for retrieving the function
26073 declaration of the input expression.
26075 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26077 * c.opt (Waddress): New.
26078 * common.opt (Walways-true): Delete.
26079 (Wstring-literal-comparison): Delete.
26080 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26081 -Wstring-literal-comparison. Add -Waddress.
26083 (Walways-true): Delete.
26084 (Wstring-literal-comparison): Delete.
26085 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26086 consistently instead of -Walways-true in example.
26087 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26088 * c-typeck.c (parser_build_binary_op): Replace
26089 -Wstring-literal-comparison and -Walways-true with -Waddress.
26090 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26093 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26095 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26096 without DECL_STRUCT_FUNCTION initialized.
26098 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26100 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26101 due to calls to functions taking pointers as parameters.
26103 2007-02-19 Richard Henderson <rth@redhat.com>
26106 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26109 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26111 * config/s390/s390.c (s390_call_saved_register_used,
26112 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26113 accessed to the new scheme.
26115 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26117 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26118 (cris_print_index, cris_print_operand, cris_print_operand_address)
26119 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26120 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26121 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26122 GET_CODE () == xxx.
26123 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26124 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26125 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26126 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26127 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26128 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26129 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26130 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26131 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26132 (uminsi3, call, call_value): Ditto.
26133 (define_split: indir_to_reg_split, unnamed): Ditto.
26135 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26137 PR tree-optimization/30975
26138 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26141 2007-02-18 Eric Christopher <echristo@gmail.com>
26143 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26144 Remove use of arglist.
26145 (mips_expand_builtin): Remove use of arglist, pass in expr.
26146 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26147 (mips_expand_builtin_movtf): Ditto.
26148 (mips_expand_builtin_compare): Ditto.
26150 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26152 * tree-sra.c (sra_build_assignment): Replace assertion
26153 checking with a comment explaining why it can't be done.
26155 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26157 PR middle-end/30833
26158 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26159 during CALL_EXPR representation conversion.
26160 * tree-ssa-propagate.c (set_rhs): Likewise.
26162 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26164 * tree-sra.c (sra_build_assignment): Disable assertion checking
26167 2007-02-18 Roger Sayle <roger@eyesopen.com>
26169 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
26170 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26171 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
26173 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
26174 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
26175 gimplify_init_ctor_eval_range, gimple_push_cleanup,
26176 gimplify_omp_for, gimplify_omp_atomic_pipeline,
26177 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
26178 force_gimple_operand): Likewise.
26179 * ipa-cp.c (constant_val_insert): Likewise.
26180 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
26181 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
26182 perfect_nestify): Likewise.
26183 * langhooks.c (lhd_omp_assignment): Likewise.
26184 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
26185 lower_copyprivate_clauses, lower_send_clauses,
26186 lower_send_shared_vars, expand_parallel_call,
26187 expand_omp_for_generic, expand_omp_for_static_nochunk,
26188 expand_omp_for_static_chunk, expand_omp_sections,
26189 lower_omp_single_copy, lower_omp_for_lastprivate,
26190 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
26191 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26192 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
26195 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26197 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
26198 config/sh/sh.md: Follow spelling conventions.
26200 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
26201 config/frv/predicates.md: Follow spelling conventions.
26203 * config/m68k/linux-unwind.h: Fix a comment typo.
26204 * target.h: Follow spelling conventions.
26206 2007-02-18 Roger Sayle <roger@eyesopen.com>
26208 PR rtl-optimization/28173
26209 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
26210 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
26211 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
26212 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
26213 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
26215 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26217 * builtins.c (fold_builtin_load_exponent): New.
26218 (fold_builtin_2): Use it.
26220 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26222 PR rtl-optimization/30773
26223 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26224 if we fail to attach a REG_EQUIV note.
26226 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26227 Roger Sayle <roger@eyesopen.com>
26229 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26231 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26233 * calls.c (initialize_argument_information): Pass original EXP
26234 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26235 code to split complex arguments here, as part of initializing the
26237 (expand_call): Remove code that builds a list of arguments and
26238 inserts implicit arguments into it. Instead, just count how many
26239 implicit arguments there will be so we can determine the size of
26240 the ARGS array, and let initialize_argument_information do the work.
26241 (split_complex_values): Delete unused function.
26243 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26245 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26247 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26249 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26250 for arg pointer based indexed addressing.
26252 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26254 * config/ia64/ia64.h, config/ia64/ia64.md,
26255 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26256 spelling conventions.
26258 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26260 * config/m68k/m68k.c (split_di): New.
26261 * config/m68k/m68k-protos.h: Declare split_di.
26262 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26263 Improve predicate handling and split constant shifts.
26265 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26267 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26268 parameter for register bitfield operations, general predicates
26271 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26273 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26274 * config/m68k/linux-unwind.h: New file.
26276 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26278 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26279 config/i386/athlon.md, config/ia64/ia64.md,
26280 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26281 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26282 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26283 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26284 tree-vect-transform.c: Fix comment typos.
26286 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26288 * sched-deps.c (find_insn_list): Remove.
26289 * sched-int.h: Remove the prototype for find_insn_list.
26291 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26293 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26295 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26296 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26297 darwin_rs6000_override_options.
26298 (C_COMMON_OVERRIDE_OPTIONS): Expect
26299 darwin_macosx_version_min to be non-NULL always.
26300 (TARGET_C99_FUNCTIONS): Likewise.
26301 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26302 (DARWIN_MINVERSION_SPEC): New.
26303 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26304 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26306 (DARWIN_MINVERSION_SPEC): New.
26307 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26309 * config/darwin-c.c (darwin_cpp_builtins): Expect
26310 darwin_macosx_version_min to be non-NULL always.
26312 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26314 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26316 * config/i386/i386.h (x86_use_xchgb): New.
26317 (TARGET_USE_XCHGB): New macro.
26318 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26319 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26320 Split after reload into bswaphi for shifts of 8.
26321 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26322 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26323 or when optimizing for size.
26325 2007-02-16 Richard Guenther <rguenther@suse.de>
26326 Christian Bruel <christian.bruel@st.com>
26328 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26329 DECLs but prefer SSA_NAMEs over DECLs.
26331 2007-02-16 Richard Guenther <rguenther@suse.de>
26333 * tree-flow-inline.h (single_imm_use_p): Remove.
26334 (zero_imm_uses_p): Likewise.
26335 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26336 instead of single_imm_use_p.
26337 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26340 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26343 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26344 nested double- and backquotes.
26346 2007-02-15 Roger Sayle <roger@eyesopen.com>
26348 PR middle-end/30391
26349 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
26350 should be unreachable.
26351 (build2_stat): Allow construction of MODIFY_EXPR at any time.
26352 For the time being redirect GIMPLE_MODIFY_STMT to the new
26353 (renamed) build_gimple_modify_stmt_stat.
26354 (build2_gimple_stat): Rename to...
26355 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
26356 Always build a GIMPLE_MODIFY_STMT node.
26357 * tree.h (build2_gimple, build2_gimple_stat): Delete.
26358 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
26361 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
26362 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
26363 * tree-complex.c (set_component_ssa_name, expand_complex_move,
26364 expand_complex_div_wide): Likewise.
26365 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
26366 * tree-ssa-loop-im.c (schedule_sm): Likewise.
26367 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
26368 * tree-ssa-loop-manip.c (create_iv): Likewise.
26369 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
26370 abs_replacement): Likewise.
26371 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
26372 realify_fake_stores): Likewise.
26374 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
26375 node rather than a GIMPLE_MODIFY_STMT node.
26376 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
26377 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
26379 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
26380 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
26381 GIMPLE_MODIFY_STMT.
26383 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26385 PR middle-end/30433
26386 * fold-const.c (fold_comparison): Add back the
26387 folding of constant complex comparisions.
26389 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26391 PR middle-end/30729
26392 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
26393 effects unknown to this function, return early.
26395 2007-02-15 Ian Lance Taylor <iant@google.com>
26397 * lower-subreg.c (move_eh_region_note): New static function.
26398 (resolve_simple_move): Call it.
26399 (decompose_multiword_subregs): Track blocks for which we resolve a
26400 simple move which is also a control flow insn. Pass them to
26401 find_many_sub_basic_blocks.
26402 (pass_lower_subreg): Add TODO_verify_flow.
26403 (pass_lower_subreg2): Likewise.
26405 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26406 Brooks Moses <brooks.moses@codesourcery.com>
26407 Lee Millward <lee.millward@codesourcery.com>
26409 * tree.h (enum tree_code_class): Add tcc_vl_exp.
26410 (VL_EXP_CLASS_P): New.
26411 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
26413 (TREE_OPERAND_CHECK_CODE): Likewise.
26414 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
26415 (TREE_RTL_OPERAND_CHECK): Likewise.
26416 (tree_operand_check_failed): Make second parameter the whole tree
26417 instead of its code. Fixed callers.
26418 (VL_EXP_CHECK): New.
26419 (TREE_OPERAND_LENGTH): New.
26420 (VL_EXP_OPERAND_LENGTH): New.
26421 (CALL_EXPR_FN): New.
26422 (CALL_EXPR_STATIC_CHAIN): New.
26423 (CALL_EXPR_ARGS): New.
26424 (CALL_EXPR_ARG): New.
26425 (call_expr_nargs): New.
26426 (CALL_EXPR_ARGP): New.
26427 (build_nt_call_list): Declare.
26428 (build_vl_exp_stat): Declare.
26429 (build_vl_exp): New.
26430 (build_call_list): Declare.
26431 (build_call_nary): Declare.
26432 (build_call_valist): Declare.
26433 (build_call_array): Declare.
26434 (call_expr_arg): Declare.
26435 (call_expr_argp): Declare.
26436 (call_expr_arglist): Declare.
26437 (fold_build_call_list): Declare.
26438 (fold_build_call_list_initializer): Declare.
26439 (fold_call_expr): Declare to replace fold_builtin.
26440 (fold_builtin_fputs): Update to agree with modified definition.
26441 (fold_builtin_strcpy): Likewise.
26442 (fold_builtin_strncpy): Likewise.
26443 (fold_builtin_memory_chk): Likewise.
26444 (fold_builtin_stxcpy_chk): Likewise.
26445 (fold_builtin_strncpy_chk): Likewise.
26446 (fold_builtin_next_arg): Likewise.
26447 (fold_build_call_expr): Declare.
26448 (fold_builtin_call_list): Declare.
26449 (fold_builtin_call_valist): Declare.
26450 (build_call_expr): Declare.
26451 (validate_arglist): Update to agree with modified definition.
26452 (tree_operand_length): New.
26453 (call_expr_arg_iterator): New.
26454 (init_call_expr_arg_iterator): New.
26455 (next_call_expr_arg): New.
26456 (first_call_expr_arg): New.
26457 (more_call_expr_args_p): New.
26458 (FOR_EACH_CALL_EXPR_ARG): New.
26460 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
26461 and tcc_gimple_stmt.
26462 (tree_code_size): Update documentation. Use sizeof (tree) rather
26463 than sizeof (char *).
26464 (tree_size): Likewise. Add case for tcc_vl_exp.
26465 (tree_node_structure): Add case for tcc_vl_exp.
26466 (contains_placeholder_p): Likewise.
26467 (substitute_in_expr): Likewise.
26468 (substitute_placeholder_in_expr): Likewise.
26469 (stabilize_reference_1): Likewise.
26470 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
26471 to diagnose breakage of this interface for constructing CALL_EXPRs.
26472 (build_nt): Add similar assertion here.
26473 (build_nt_call_list): New.
26474 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
26475 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
26477 (get_callee_fndecl): Use new CALL_EXPR accessors.
26478 (tree_operand_check_failed): Change parameters to pass entire node
26479 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
26480 (process_call_operands): New.
26481 (build_vl_exp_stat): New.
26482 (build_call_list): New.
26483 (build_call_nary): New.
26484 (build_call_valist): New.
26485 (build_call_array): New.
26486 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26487 (call_expr_arglist): New.
26489 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
26490 tcc_vl_exp instead of a fixed-size tcc_expression.
26492 * doc/c-tree.texi (CALL_EXPR): Document new representation and
26493 accessors for CALL_EXPRs.
26494 (AGGR_INIT_EXPR): Likewise.
26496 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26497 Brooks Moses <brooks.moses@codesourcery.com>
26498 Lee Millward <lee.millward@codesourcery.com>
26500 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
26501 (expand_builtin_nonlocal_goto): Change parameter to be entire
26502 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
26503 (expand_builtin_prefetch): Likewise.
26504 (expand_builtin_classify_type): Likewise.
26505 (mathfn_built_in): Return NULL_TREE instead of 0.
26506 (expand_errno_check): Use new CALL_EXPR accessors.
26507 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
26508 Return NULL_RTX instead of 0.
26509 (expand_builtin_mathfn_2): Likewise.
26510 (expand_builtin_mathfn_3): Likewise.
26511 (expand_builtin_interclass_mathfn): Likewise.
26512 (expand_builtin_sincos): Likewise.
26513 (expand_builtin_cexpi): Likewise.
26514 (expand_builtin_int_roundingfn): Likewise.
26515 (expand_builtin_int_roundingfn_2): Likewise.
26516 (expand_builtin_pow): Likewise.
26517 (expand_builtin_powi): Likewise.
26518 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
26519 of arglist, fixing callers appropriately. Use new CALL_EXPR
26520 accessors and constructors. Return NULL_RTX instead of 0.
26521 (expand_builtin_strstr): Likewise.
26522 (expand_builtin_strchr): Likewise.
26523 (expand_builtin_strrchr): Likewise.
26524 (expand_builtin_strpbrk): Likewise.
26525 (expand_builtin_memcpy): Likewise.
26526 (expand_builtin_mempcpy): Likewise.
26527 (expand_builtin_mempcpy_args): New.
26528 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
26529 (expand_builtin_memmove_args): New.
26530 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
26531 (expand_movstr): Likewise.
26532 (expand_builtin_strcpy): Likewise.
26533 (expand_builtin_strcpy_args): New.
26534 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
26535 (expand_builtin_strncpy): Likewise.
26536 (expand_builtin_memset): Likewise.
26537 (expand_builtin_memset_args): New.
26538 (expand_builtin_bzero): Similarly to expand_builtin_memset.
26539 (expand_builtin_memcmp): Likewise.
26540 (expand_builtin_strcmp): Likewise.
26541 (expand_builtin_strncmp): Likewise.
26542 (expand_builtin_strcat): Likewise.
26543 (expand_builtin_strncat): Likewise.
26544 (expand_builtin_strspn): Likewise.
26545 (expand_builtin_strcspn): Likewise.
26546 (expand_builtin_args_info): Likewise.
26547 (expand_builtin_va_start): Likewise.
26548 (gimplify_va_arg_expr): Likewise.
26549 (expand_builtin_va_end): Likewise.
26550 (expand_builtin_va_copy): Likewise.
26551 (expand_builtin_frame_address): Likewise.
26552 (expand_builtin_alloca): Likewise.
26553 (expand_builtin_bswap): Likewise.
26554 (expand_builtin_unop): Likewise.
26555 (expand_builtin_fputs): Likewise.
26556 (expand_builtin_expect): Likewise.
26557 (expand_builtin_fabs): Likewise.
26558 (expand_builtin_copysign): Likewise.
26559 (expand_builtin_printf): Likewise.
26560 (expand_builtin_fprintf): Likewise.
26561 (expand_builtin_sprintf): Likewise.
26562 (expand_builtin_init_trampoline): Likewise.
26563 (expand_builtin_signbit): Likewise.
26564 (expand_builtin_fork_or_exec): Likewise.
26565 (expand_builtin_sync_operation): Likewise.
26566 (expand_builtin_compare_and_swap): Likewise.
26567 (expand_builtin_lock_test_and_set): Likewise.
26568 (expand_builtin_lock_release): Likewise.
26569 (expand_builtin): Likewise.
26570 (builtin_mathfn_code): Likewise.
26572 (fold_builtin_constant_p): Pass call arguments individually instead
26573 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26574 accessors and constructors. Return NULL_TREE instead of 0.
26575 (fold_builtin_expect): Likewise.
26576 (fold_builtin_classify_type): Likewise.
26577 (fold_builtin_strlen): Likewise.
26578 (fold_builtin_nan): Likewise.
26579 (integer_valued_real_p): Likewise.
26580 (fold_trunc_transparent_mathfn): Likewise.
26581 (fold_fixed_mathfn): Likewise.
26582 (fold_builtin_cabs): Likewise.
26583 (fold_builtin_sqrt): Likewise.
26584 (fold_builtin_cbrt): Likewise.
26585 (fold_builtin_cos): Likewise.
26586 (fold_builtin_cosh): Likewise.
26587 (fold_builtin_tan): Likewise.
26588 (fold_builtin_sincos): Likewise.
26589 (fold_builtin_cexp): Likewise.
26590 (fold_builtin_trunc): Likewise.
26591 (fold_builtin_floor): Likewise.
26592 (fold_builtin_ceil): Likewise.
26593 (fold_builtin_round): Likewise.
26594 (fold_builtin_int_roundingfn): Likewise.
26595 (fold_builtin_bitop): Likewise.
26596 (fold_builtin_bswap): Likewise.
26597 (fold_builtin_logarithm): Likewise.
26598 (fold_builtin_hypot): Likewise.
26599 (fold_builtin_pow): Likewise.
26600 (fold_builtin_powi): Likewise.
26601 (fold_builtin_exponent): Likewise.
26602 (fold_builtin_memset): Likewise.
26603 (fold_builtin_bzero): Likewise.
26604 (fold_builtin_memory_op): Likewise.
26605 (fold_builtin_bcopy): Deleted; call site changed to invoke
26606 fold_builtin_memory_op directly.
26607 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
26608 (fold_builtin_strncpy): Likewise.
26609 (fold_builtin_memcmp): Likewise.
26610 (fold_builtin_strcmp): Likewise.
26611 (fold_builtin_strncmp): Likewise.
26612 (fold_builtin_signbit): Likewise.
26613 (fold_builtin_copysign): Likewise.
26614 (fold_builtin_isascii): Likewise.
26615 (fold_builtin_toascii): Likewise.
26616 (fold_builtin_isdigit): Likewise.
26617 (fold_builtin_fabs): Likewise.
26618 (fold_builtin_abs): Likewise.
26619 (fold_builtin_fmin_fmax): Likewise.
26620 (fold_builtin_carg): Likewise.
26621 (fold_builtin_classify): Likewise.
26622 (fold_builtin_unordered_cmp): Likewise.
26624 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
26625 New functions split out from fold_builtin_1.
26626 (fold_builtin_n): New.
26627 (fold_builtin_varargs): New.
26628 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
26630 (fold_call_expr): New.
26631 (build_function_call_expr): Rewrite to use new helper function.
26632 (fold_builtin_call_list): New.
26633 (build_call_expr): New.
26634 (fold_builtin_call_valist): New.
26635 (rewrite_call_expr): New.
26636 (validate_arg): New.
26637 (validate_arglist): Change parameter to be entire CALL_EXPR instead
26638 of an arglist. Change return type to bool. Use new CALL_EXPR
26641 (fold_builtin_strstr): Pass call arguments individually instead
26642 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26643 accessors and constructors. Return NULL_TREE instead of 0.
26644 (fold_builtin_strchr): Likewise.
26645 (fold_builtin_strrchr): Likewise.
26646 (fold_builtin_strpbrk): Likewise.
26647 (fold_builtin_strcat): Likewise.
26648 (fold_builtin_strncat): Likewise.
26649 (fold_builtin_strspn): Likewise.
26650 (fold_builtin_strcspn): Likewise.
26651 (fold_builtin_fputs): Likewise.
26652 (fold_builtin_next_arg): Likewise.
26653 (fold_builtin_sprintf): Likewise.
26655 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
26656 NULL_RTX instead of 0.
26657 (expand_builtin_memory_chk): Likewise.
26658 (maybe_emit_chk_warning): Likewise.
26659 (maybe_emit_sprintf_chk_warning): Likewise.
26661 (fold_builtin_object_size): 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_memory_chk): Likewise.
26665 (fold_builtin_stxcpy_chk): Likewise.
26666 (fold_builtin_strncpy_chk): Likewise.
26667 (fold_builtin_strcat_chk): Likewise.
26668 (fold_builtin_strcat_chk): Likewise.
26669 (fold_builtin_strncat_chk): Likewise.
26670 (fold_builtin_sprintf_chk): Likewise.
26671 (fold_builtin_snprintf_chk): Likewise.
26672 (fold_builtin_printf): Likewise.
26673 (fold_builtin_vprintf): Likewise.
26675 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
26677 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
26678 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26679 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
26680 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
26681 (fold_unary): Likewise.
26682 (fold_binary): Likewise.
26683 (fold_ternary): Remove CALL_EXPR case, since they are no longer
26684 ternary expressions.
26685 (fold): Add logic for tcc_vl_exp.
26686 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
26687 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26688 (fold_build3_stat): Add assertion to flag broken interface for
26689 constructing CALL_EXPRs.
26690 (fold_build_call_list): New.
26691 (fold_build_call_list_initializer): New.
26692 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
26694 (fold_strip_sign_ops): Likewise.
26696 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26697 Brooks Moses <brooks.moses@codesourcery.com>
26698 Lee Millward <lee.millward@codesourcery.com>
26700 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
26701 accessors and dump arguments explicitly.
26703 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
26705 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
26707 (print_call_name): Use new CALL_EXPR accessors.
26709 * print-tree.c (print_node): Add case tcc_vl_exp. Print
26710 CALL_EXPR arguments explicitly instead of as a list. Use
26711 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26713 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
26714 (vrp_visit_stmt): Likewise.
26716 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
26717 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
26719 (force_move_till_expr): Likewise.
26721 * targhooks.c (default_external_stack_protect_fail): Use
26722 build_call_expr instead of build_function_call_expr.
26723 (default_hidden_stack_protect_fail): Likewise.
26725 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
26728 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
26729 and walk arguments explicitly.
26731 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
26732 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26733 (expand_simple_operations): Likewise.
26734 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
26736 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
26737 of TREE_CODE_LENGTH.
26738 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
26740 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
26741 instead of TREE_CODE_LENGTH.
26743 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
26744 (tree_ic_transform): Likewise.
26745 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
26746 parameter instead of arglist. Fix callers.
26747 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
26748 (tree_stringops_transform): Likewise.
26749 (tree_indirect_call_to_profile): Likewise.
26750 (tree_stringops_values_to_profile): Likewise.
26752 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
26753 (eliminate_tail_call): Likewise.
26755 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
26757 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
26758 Use TREE_OPERAND_LENGTH and generalize to handle any number of
26760 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26762 * omp-low.c (build_omp_barrier): Use build_call_expr.
26763 (lower_rec_input_clauses): Likewise.
26764 (lower_reduction_clauses): Likewise.
26765 (expand_parallel_call): Likewise.
26766 (maybe_catch_exception): Likewise.
26767 (expand_omp_for_generic): Likewise.
26768 (expand_omp_for_static_nochunk): Likewise.
26769 (expand_omp_sections): Likewise.
26770 (lower_omp_single_simple): Likewise.
26771 (lower_omp_single_copy): Likewise.
26772 (lower_omp_master): Likewise.
26773 (lower_omp_ordered): Likewise.
26774 (lower_omp_critical): Likewise.
26776 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26777 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26779 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26780 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26781 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26783 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26784 and generalize to handle any number of operands.
26785 (chrec_contains_undetermined): Likewise.
26786 (tree_contains_chrecs): Likewise.
26787 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26789 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26791 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26792 fold_call_expr instead of fold_builtin.
26793 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26794 match declarations there.
26795 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26798 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26799 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26801 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26802 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26804 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26807 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26808 (execute_cse_sincos): Use new CALL_EXPR accessors.
26810 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26812 * gimple-low.c (lower_function_body): Use build_call_expr.
26813 (lower_builtin_setjmp): Likewise.
26815 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26816 (set_storage_via_libcall): Likewise.
26817 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26818 instead of TREE_CODE_LENGTH.
26819 (expand_expr_real_1): Use new CALL_EXPR accessors.
26821 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26822 generalize to handle any number of operands.
26823 (TB_parent_eq): Likewise.
26825 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26826 (strip_builtin_expect): Likewise.
26828 * function.c (gimplify_parameters): Use build_call_expr.
26830 * tree-vectorizer.c (vect_is_simple_reduction): Use
26831 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26833 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26834 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26836 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26839 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26840 (gimplify_decl_expr): Likewise.
26841 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26842 Use new CALL_EXPR iterators.
26843 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26844 (gimplify_modify_expr_to_memset): Likewise.
26845 (gimplify_variable_sized_compare): Likewise.
26846 (gimplify_omp_atomic_fetch_op): Likewise.
26847 (gimplify_omp_atomic_pipeline): Likewise.
26848 (gimplify_omp_atomic_mutex): Likewise.
26849 (gimplify_function_tree): Likewise.
26851 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26852 (call_expr_flags): Likewise.
26853 (expand_call): Likewise.
26855 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26856 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26859 * coverage.c (create_coverage): Use build_call_expr.
26861 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26862 (temp_call_expr_obstack): New.
26863 (pool_copy_list): Delete.
26864 (temp_copy_call_expr): New.
26865 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26866 CALL_EXPR accessors. Get rid of special goo for copying argument
26867 lists and use temp_copy_call_expr instead.
26868 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26869 CALL_EXPR accessors.
26870 (create_expression_by_pieces): Likewise. Use build_call_array
26871 to construct the result instead of fold_build3.
26872 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26873 dealing with argument lists.
26874 (init_pre): Remove references to expression_node_pool and
26875 list_node_pool. Init temp_call_expr_obstack instead.
26876 (fini_pre): Remove references to expression_node_pool and
26879 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26880 and walk arguments explicitly instead of as a list.
26882 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26883 (mx_register_decls): Likewise.
26884 (mudflap_register_call): Likewise.
26885 (mudflap_finish_file): Likewise.
26887 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26888 (ipa_callsite_compute_param): Likewise.
26890 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26891 accessors and constructor.
26893 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26894 accessors and constructor.
26895 (convert_tramp_reference): Likewise.
26896 (convert_call_expr): Likewise.
26897 (finalize_nesting_tree_1): Likewise.
26899 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26902 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26904 * tree-inline.c (initialize_inlined_parameters): Pass entire
26905 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26907 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26908 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26910 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26911 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26912 (vectorizable_reduction): Likewise.
26913 (vectorizable_call): Use new CALL_EXPR iterators.
26914 (vectorizable_conversion): Use build_call_expr.
26915 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26916 (vect_gen_widened_results_half): Use build_call_expr.
26917 (vect_setup_realignment): Likewise.
26918 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26920 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26921 (pass_through_call): Likewise.
26922 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26925 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26926 (tree_gen_pow2_profiler): Likewise.
26927 (tree_gen_one_value_profiler): Likewise.
26928 (tree_gen_ic_func_profiler): Likewise.
26929 (tree_gen_average_profiler): Likewise.
26930 (tree_gen_ior_profiler): Likewise.
26932 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26933 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26934 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26936 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26937 of TREE_CODE_LENGTH.
26939 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26940 of TREE_CODE_LENGTH.
26942 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26944 (convert_to_integer): Likewise.
26946 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26949 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26950 Brooks Moses <brooks.moses@codesourcery.com>
26951 Lee Millward <lee.millward@codesourcery.com>
26953 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26955 * config/frv/frv.c (frv_expand_builtin): Likewise.
26956 * config/s390/s390.c (s390_expand_builtin): Likewise.
26958 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26959 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26961 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26962 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26963 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26964 (ix86_expand_store_builtin): Likewise.
26965 (ix86_expand_unop_builtin): Likewise.
26966 (ix86_expand_unop1_builtin): Likewise.
26967 (ix86_expand_sse_compare): Likewise.
26968 (ix86_expand_sse_comi): Likewise.
26969 (ix86_expand_vec_init_builtin): Likewise.
26970 (ix86_expand_vec_ext_builtin): Likewise.
26971 (ix86_expand_vec_set_builtin): Likewise.
26972 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26974 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26975 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26977 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26978 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26979 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26981 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26983 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26984 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26985 arglist. Use new CALL_EXPR accessors. Fix callers.
26986 (altivec_expand_abs_builtin): Likewise.
26987 (rs6000_expand_binop_builtin): Likewise.
26988 (altivec_expand_predicate_builtin): Likewise.
26989 (altivec_expand_lv_builtin): Likewise.
26990 (spe_expand_stv_builtin): Likewise.
26991 (altivec_expand_stv_builtin): Likewise.
26992 (rs6000_expand_ternop_builtin): Likewise.
26993 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26994 (altivec_expand_st_builtin): Likewise.
26995 (altivec_expand_dst_builtin): Likewise.
26996 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26997 arglist. Use new CALL_EXPR accessors. Fix callers.
26998 (altivec_expand_vec_set_builtin): Likewise.
26999 (altivec_expand_vec_ext_builtin): Likewise.
27000 (altivec_expand_builtin): Use new CALL_EXPR accessors.
27001 (spe_expand_builtin): Likewise.
27002 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
27003 arglist. Use new CALL_EXPR accessors. Fix callers.
27004 (spe_expand_evsel_builtin): Likewise.
27005 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
27006 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
27008 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
27009 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
27010 (arm_expand_unop_builtin): Likewise.
27011 (arm_expand_builtin): Use new CALL_EXPR accessors.
27013 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
27016 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
27017 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
27019 (bfin_expand_unop_builtin): Likewise.
27020 (bfin_expand_builtin): Use new CALL_EXPR accessors.
27022 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
27023 Brooks Moses <brooks.moses@codesourcery.com>
27024 Lee Millward <lee.millward@codesourcery.com>
27026 * c-semantics.c (build_stmt): Add internal diagnostic check.
27028 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
27029 accessors. Print arguments explicitly instead of as a list.
27031 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
27033 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
27034 (c_finish_omp_flish): Likewise.
27036 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
27037 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27038 instead of TREE_CODE_LENGTH.
27039 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27040 (c_warn_unused_result): Likewise.
27042 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27045 * doc/invoke.texi (Warning Options): Remove
27046 -Werror-implicit-function-declaration.
27047 (Wimplicit-function-declaration): Update description.
27048 * opts.c (common_handle_option): Move handling of -Werror=* to...
27049 (enable_warning_as_error): ...here.
27050 * opts.h (enable_warning_as_error): Declare.
27051 * c-decl.c (implicit_decl_warning): Unless
27052 -Wno-implicit-function-declaration is given, emit a pedwarn if
27053 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27054 * c.opt (Wimplicit-function-declaration): Replace
27055 mesg_implicit_function_declaration with
27056 warn_implicit_function_declaration.
27057 * c-opts.c (c_common_handle_option):
27058 -Werror-implicit-function-declaration is exactly equal as
27059 -Werror=implicit-function-declaration.
27060 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27061 warn_implicit_function_declaration.
27062 (c_common_post_options): -Wimplict-function-declaration is enabled
27063 by default by -std=c99, otherwise is disabled by default.
27064 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27066 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27068 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27069 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27070 former is ignored but not the latter.
27072 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27074 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27075 is made and the reference doesn't use the alias set of its type,
27076 do not create the temporary using that type.
27078 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27080 * jump.c: Remove prototypes for delete_computation and
27081 delete_prior_computation.
27083 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27085 * jump.c (get_label_after): Delete.
27086 (get_label_before, delete_computation, delete_jump,
27087 delete_prior_computation, follow_jumps): Move...
27088 * reorg.c (delete_computation, delete_prior_computation): ... here...
27089 (get_label_before, delete_jump): ... making these static ...
27090 (follow_jumps): ... and simplifying this since it only runs after
27092 * rtl.h (get_label_after, get_label_before, delete_jump,
27093 follow_jumps): Delete prototypes.
27095 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27097 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27099 2007-02-15 Nick Clifton <nickc@redhat.com>
27101 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27102 order to prevent it from being munged by the target.
27104 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27106 * config/i386/i386.md: Remove misleading comment.
27108 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27110 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27111 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27114 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27116 * tree-sra.c (instantiate_missing_elements): Canonicalize
27118 (sra_build_assignment): New.
27119 (generate_copy_inout, generate_element_copy,
27120 generate_element_zero, generate_one_element_init): Use it.
27122 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27124 * tree-sra.c (instantiate_missing_elements): Canonicalize
27126 (sra_build_assignment): New.
27127 (generate_copy_inout, generate_element_copy,
27128 generate_element_zero, generate_one_element_init): Use it.
27130 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27132 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27135 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27137 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27138 types as aggregates not scalars.
27139 * function.c (assign_stack_temp_for_type): Likewise.
27141 2007-02-14 Roger Sayle <roger@eyesopen.com>
27142 Zdenek Dvorak <dvorakz@suse.cz>
27144 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27147 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27149 * passes.c (next_pass_1): Clear the next field of the copied
27152 2007-02-14 Richard Henderson <rth@redhat.com>
27154 * tree-sra.c (early_sra): New.
27155 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27156 (tree_sra_early, pass_sra_early): New.
27157 * tree-pass.h (pass_sra_early): Declare.
27158 * passes.c (init_optimization_passes): Use it.
27160 2007-02-14 Richard Guenther <rguenther@suse.de>
27162 * flags.h (issue_strict_overflow_warning): Convert to a macro.
27164 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
27166 PR tree-optimization/30771
27167 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
27169 (vect_analyze_operations): Induction phis can now be marked as
27171 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
27172 Update documentation accordingly.
27174 2007-02-14 Nick Clifton <nickc@redhat.com>
27176 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
27177 most 3 arguments are supported.
27178 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
27180 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
27182 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
27183 Ensure dst->current is valid.
27185 2007-02-13 Paul Brook <paul@codesourcery.com>
27187 * config.gcc: Add arm*-*-uclinux-*eabi.
27188 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
27189 (SUBTARGET_EXTRA_LINK_SPEC): Define.
27190 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
27191 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
27192 (LINK_SPEC): Define.
27193 (LIB_SPEC): Define.
27194 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
27196 * config/arm/uclinux-eabi.h: New file.
27197 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
27198 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
27201 2007-02-13 Ian Lance Taylor <iant@google.com>
27203 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
27204 * flags.h (warn_strict_overflow): Declare.
27205 (enum warn_strict_overflow_code): Define.
27206 (issue_strict_overflow_warning): New static inline function.
27207 * opts.c (warn_strict_overflow): New variable.
27208 (common_handle_option): Handle OPT_Wstrict_overflow and
27209 OPT_Wstrict_overflow_.
27210 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
27212 * fold-const.c: Include intl.h.
27213 (fold_deferring_overflow_warnings): New static variable.
27214 (fold_deferred_overflow_warning): New static variable.
27215 (fold_deferred_overflow_code): New static variable.
27216 (fold_defer_overflow_warnings): New function.
27217 (fold_undefer_overflow_warnings): New function.
27218 (fold_undefer_and_ignore_overflow_warnings): New function.
27219 (fold_deferring_overflow_warnings_p): New function.
27220 (fold_overflow_warning): New static function.
27221 (make_range): Add strict_overflow_p parameter. Change all
27223 (extract_muldiv, extract_muldiv_1): Likewise.
27224 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27225 tree_expr_nonnegative_p.
27226 (fold_negate_expr): Call fold_overflow_warning.
27227 (fold_range_test): Likewise.
27228 (fold_comparison): Likewise.
27229 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27230 instead of tree_expr_nonnegative_p.
27231 (tree_expr_nonnegative_warnv_p): Rename from
27232 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27233 (tree_expr_nonnegative_p): New function.
27234 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27235 strict_overflow_p parameter.
27236 (tree_expr_nonzero_p): New function.
27237 * passes.c (verify_interpass_invariants): New static function.
27238 (execute_one_pass): Call it.
27239 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27241 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27242 (estimate_numbers_of_iterations): Likewise.
27243 (scev_probably_wraps_p): Likewise.
27244 * tree-ssa-ccp.c: Include "toplev.h".
27245 (evaluate_stmt): Defer fold overflow warnings until we know we are
27247 (struct fold_stmt_r_data): Add stmt field.
27248 (fold_stmt_r): Defer fold overflow warnings until we know we
27250 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27251 (fold_stmt_inplace): Likewise.
27252 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27253 (cleanup_control_expr_graph): Defer fold overflow warnings until
27254 we know we are going to optimize.
27255 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27256 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27258 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27259 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27260 * tree-ssa-loop-manip.c (create_iv): Likewise.
27261 * c-typeck.c (build_conditional_expr): Likewise.
27262 (build_binary_op): Likewise.
27263 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27264 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27265 (extract_range_from_unary_expr): Likewise.
27266 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27267 assuming that signed overflow does not occur.
27268 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27269 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27270 (fold_defer_overflow_warnings): Declare.
27271 (fold_undefer_overflow_warnings): Declare.
27272 (fold_undefer_and_ignore_overflow_warnings): Declare.
27273 (fold_deferring_overflow_warnings_p): Declare.
27274 (tree_expr_nonzero_warnv_p): Declare.
27275 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27276 of warning options.
27277 (Warning Options): Document -Wstrict-overflow.
27278 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27279 (tree-ssa-ccp.o): Likewise.
27280 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27281 (fold-const.o): Depend on intl.h.
27283 2007-02-13 Ian Lance Taylor <iant@google.com>
27285 PR middle-end/30751
27286 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27289 2007-02-13 Stuart Hastings <stuart@apple.com>
27291 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27293 2007-02-13 Richard Henderson <rth@redhat.com>
27295 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27296 handled_component_p before looking for the indirect_ref.
27298 2007-02-13 Richard Henderson <rth@redhat.com>
27300 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27301 remove flags clobber.
27302 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27303 (bswaphi_lowpart): New.
27304 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27305 remove TARGET_BSWAP test. Delete expander of the same name.
27307 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27308 (expand_unop): Use them.
27310 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27312 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27313 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27314 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27315 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27316 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27317 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27318 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27319 assembler dialect choice from asm templates.
27321 2007-02-12 Richard Henderson <rth@redhat.com>
27323 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27324 (fixuns_trunc<SSEMODEF>si2): Use it.
27325 * config/i386/sse.md (vec_setv4sf_0): Export.
27326 * config/i386/i386.c (ix86_build_const_vector): Export.
27327 (ix86_split_convert_uns_si_sse): Rename from
27328 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27329 * config/i386/i386-protos.h: Update.
27331 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27334 * c-typeck.c (c_finish_return): Improve warning message.
27336 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27338 * alias.c (find_symbolic_term): Delete unused function.
27340 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27342 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27343 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27344 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27346 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27348 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
27349 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
27350 the function, temporarily point the debug interface to the null one.
27352 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27354 * dwarf2out.c (round_up_to_align): New static function.
27355 (field_byte_offset): Use it to round the offset.
27357 2007-02-12 Richard Henderson <rth@redhat.com>
27359 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
27360 (inswl_const): Export.
27362 2007-02-12 Richard Henderson <rth@redhat.com>
27364 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
27365 result mode of the libcall, convert back to outmode.
27367 2007-02-12 Roger Sayle <roger@eyesopen.com>
27369 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
27370 (bswapdi2): New define_expand to implement 32-bit implementation.
27372 2007-02-12 Nick Clifton <nickc@redhat.com>
27374 * doc/invoke.texi (Overall Options): Document --help=.
27375 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
27376 (cc1_options): Pass --help= on to cc1.
27377 (display_help): Add description of --help=.
27378 (process_command): Add code to handle --help=. Allow translated
27379 --help and --target-help switches to be passed on to compiler
27381 (main): Remove unused if statement.
27382 * opts.c (columns): Remove.
27383 (LEFT_COLUMN): Define.
27384 (wrap_help): Add columns argument.
27385 (print_filtered_help): Change parameters to be an include bitmask,
27386 an exclude bitmask, an any bitmask and the column width. Move the
27387 code to display the params list here. Add code to display the
27388 status of options rather than their descriptions if the quiet flag
27390 (print_specific_help): Change parameters to be an include bitmask,
27391 an exclude bitmask and an any bitmask. Move code to look up the
27392 column width here. Decide upon the title for an options listing.
27393 (common_handle_options): Add code to handle --help=. Adapt code
27394 for --help and --target-help to use the revised form of the
27395 print_specific_help function.
27396 (print_help): Delete.
27397 (print_param_help): Delete.
27398 (print_switch): Delete.
27399 * opts.h (cl_lang_count): Add prototype.
27400 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
27401 CL_MAX_OPTION_CLASS): New defines.
27402 * optc-gen.awk: Add construction of cl_lang_count.
27403 * c.opt: Add Warning attribute to warning options and Optimization
27404 attribute to optimization options.
27405 * common.opt: Likewise.
27407 Add -fhelp and -ftarget-help as aliases for the transformed --help
27408 and --target-help options.
27409 * opt-functions.awk: Add code to handle Warning and Optimization
27412 2007-02-12 Richard Henderson <rth@redhat.com>
27414 * config/alpha/constraints.md: New file.
27415 * config/alpha/alpha.c: Include tm-constrs.h.
27416 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
27417 alpha_extra_constraint): Remove.
27418 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
27419 * config/alpha/alpha-protos.h: Update.
27420 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
27421 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
27422 (EXTRA_CONSTRAINT): Remove.
27423 * config/alpha/alpha.md: Include constraints.md.
27424 (adddi splitter): Use satisfies_constraint_*.
27425 * config/alpha/predicates.md (add_operand): Likewise.
27426 (sext_add_operand, addition_operation): Likewise.
27428 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
27430 PR tree-optimization/29145
27431 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
27432 in our handling of restrict qualified pointers.
27434 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27437 * doc/invoke.texi (Wunused-value): Update description.
27438 (Wextra): Delete item.
27439 * opts.c (set_Wextra): Don't use the value of Wextra to set the
27440 value of Wunused-value.
27441 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
27442 (c_finish_stmt_expr): Don't check extra_warnings.
27443 (emit_side_effect_warnings): The caller is responsible to check
27446 2007-02-11 Roger Sayle <roger@eyesopen.com>
27447 Matt Thomas <matt@3am-software.com>
27449 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
27451 2007-02-11 Roger Sayle <roger@eyesopen.com>
27453 * simplify-rtx.c (simplify_relational_operation_1): Optimize
27454 comparisons of POPCOUNT against zero.
27455 (simplify_const_relational_operation): Likewise.
27457 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27459 * doc/invoke.texi (Wextra): Delete outdated paragraph.
27461 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27463 * dwarf2out.c (root_type): Delete unused function.
27465 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27467 * genattrtab.c (contained_in_p): Delete unused function.
27468 (write_expr_attr_cache): Likewise.
27470 2007-02-11 Jan Hubicka <jh@suse.cz>
27472 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
27475 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
27477 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
27478 to add the REG_EQ* note.
27479 * see.c (see_merge_one_use_extension): Likewise.
27480 * local-alloc.c (update_equiv_regs): Likewise. Also don't
27481 turn REG_EQUAL notes into REG_EQUIV notes if the target
27482 register may have more than one set.
27483 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
27484 * gcse.c (try_replace_reg): Likewise.
27485 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
27486 * calls.c (fixup_tail_calls): Likewise. Abort if there is
27487 more than one REG_EQUIV note.
27488 * reload1.c (gen_reload): Use set_unique_reg_note.
27490 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
27492 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
27493 (ix86_builtin_conversion): New function.
27495 2007-02-06 Mark Mitchell <mark@codesourcery.com>
27498 * tree.h (DECL_REPLACEABLE_P): New macro.
27499 * except.c (set_nothrow_function_flags): Likewise.
27501 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
27502 Ira Rosen <irar@il.ibm.com>
27503 Dorit Nuzman <dorit@il.ibm.com>
27505 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
27506 * targhooks.c (default_builtin_vectorized_conversion): New.
27507 * targhooks.h (default_builtin_vectorized_function): New declaration.
27508 * target.h (struct vectorize): Add builtin_conversion field.
27509 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
27510 stmt_vec_info_type value.
27511 (vectorizable_conversion): New declaration.
27512 * tree-vect-analyze.c (vect_analyze_operations): Add
27513 vectorizable_conversion call.
27514 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
27515 * tree-vect-transform.c (vectorizable_conversion): New function.
27516 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
27517 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
27519 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
27520 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
27521 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
27522 or ALTIVEC_BUILTIN_VCFSX.
27524 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27527 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
27528 CONST_DOUBLE and operand 0 is a hard register.
27529 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
27530 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
27531 is a hard floating-point register.
27533 2007-02-10 Richard Henderson <rth@redhat.com>
27534 Jakub Jelinek <jakub@redhat.com>
27535 Alexandre Oliva <aoliva@redhat.com>
27537 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
27538 * builtin-types.def (BT_WORD): Make unsigned.
27539 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
27540 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
27541 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
27542 * c-decl.c (grokdeclarator): Don't error if !have_tls.
27543 * c-parser.c (c_parser_omp_threadprivate): Likewise.
27544 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
27546 * expr.c (emutls_var_address): New.
27547 (expand_expr_real_1): Expand emulated tls.
27548 (expand_expr_addr_expr_1): Likewise.
27549 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
27550 * output.h (emutls_finish): Declare.
27551 * toplev.c (compile_file): Call it.
27552 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27553 address before wrapping in CONST.
27554 * varasm.c (emutls_htab, emutls_object_type): New.
27555 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27556 (get_emutls_object_name, get_emutls_object_type): New.
27557 (get_emutls_init_templ_addr, emutls_decl): New.
27558 (emutls_common_1, emutls_finish): New.
27559 (assemble_variable): When emulating tls, swap decls; generate
27560 constructor for the emutls objects.
27561 (do_assemble_alias): When emulating tls, swap decl and target name.
27562 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
27564 * varpool.c (decide_is_variable_needed): Look at force_output.
27565 Recurse for emulated tls.
27566 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
27567 with decide_is_variable_needed.
27568 * emutls.c: New file.
27569 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
27570 tls_object for real tls.
27572 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
27574 PR rtl-optimization/29599
27575 * reload1.c (eliminate_regs_in_insn): Take the destination
27576 mode into account when computing the offset.
27578 2007-02-09 Stuart Hastings <stuart@apple.com>
27579 Richard Henderson <rth@redhat.com>
27581 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27582 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27583 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
27584 fixuns_truncdfhi2): New.
27585 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
27586 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
27587 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
27588 (floatunssidf2): Allow nonimmediate source.
27589 * config/i386/sse.md (movdi_to_sse): New.
27590 (vec_concatv2di): Drop '*'.
27591 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
27592 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27593 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
27595 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
27596 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27597 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
27598 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
27599 (ix86_build_signbit_mask): Fix decl of v, refactor to call
27600 ix86_build_const_vector.
27601 (x86_emit_floatuns): Rewrite.
27603 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27605 * genautomata.c (longest_path_length): Delete unused function.
27606 (struct state): Delete unused longest_path_length.
27607 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
27608 (get_free_state): Delete unused.
27610 2007-02-09 Jan Hubicka <jh@suse.cz>
27612 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
27613 * doc/invoke.texi (inline-unit-growth): Update default value.
27615 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
27616 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
27617 (rebuild_cgraph_edges): Likewise.
27618 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
27619 (dump_cgraph_node): Dump frequencies.
27620 (cgraph_clone_edge): Add frequency scales.
27621 (cgraph_clone_node): Add freuqnecy.
27622 * cgraph.h (cgraph_edge): Add freuqnecy argument.
27623 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
27624 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
27625 * tree-pass.h (TODO_rebuild_frequencies): New constant.
27626 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
27627 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
27628 (save_inline_function_body): Likewise.
27629 * ipa-inline.c: inluce rtl.h
27630 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
27631 (cgraph_edge_badness): Use frequencies.
27632 (cgraph_decide_recursive_inlining): Update clonning.
27633 (cgraph_decide_inlining_of_small_function): Dump frequency.
27634 * predict.c (estimate_bb_frequencies): Export.
27635 * predict.h (estimate_bb_frequencies): Declare.
27636 * tree-inline.c (copy_bb): Watch overflows.
27637 (expand_call_inline): Update call of cgraph_create_edge.
27638 (optimize_inline_calls): Use TODO flags to update frequnecies.
27639 * passes.h: Include predict.h
27640 (init_optimization_passes): Move profile ahead.
27641 (execute_function_todo): Handle TODO_rebuild_frequencies.
27643 2007-02-09 Roger Sayle <roger@eyesopen.com>
27645 * config/alpha/alpha.c (emit_insxl): Force the first operand of
27646 the insbl or inswl pattern into a register.
27648 2007-02-09 Roger Sayle <roger@eyesopen.com>
27650 * config/ia64/ia64.md (bswapdi2): New define_insn.
27652 2007-02-09 Richard Henderson <rth@redhat.com>
27654 * config/i386/constraints.md (Ym): New constraint.
27655 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
27656 (movdi_1_rex64): Split sse and xmm general register moves from
27657 memory move alternatives. Use conditional register constraints.
27658 (movsf_1, movdf_integer): Likewise.
27659 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
27660 (movdf_integer_rex64): New.
27661 (pushsf_rex64): Fix output constraints.
27662 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
27663 (sse2_stored): Likewise.
27664 (sse2_storeq_rex64): New.
27665 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
27666 amd and not generic.
27667 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
27668 for optimize_size. Remove SF/DFmode hack.
27670 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27672 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
27675 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
27676 Richard Sandiford <richard@codesourcery.com>
27678 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
27679 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
27680 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
27681 m68k/t-mlib to tmake_file.
27682 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
27683 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
27684 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
27685 Allow it to be cf or m68k. Set m68k_arch_family. If that
27686 variable is not empty, add t-$m68k_arch_family to tmake_file.
27687 Add t-mlibs to tmake_file.
27688 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
27689 * config/m68k/t-cf: New file.
27690 * config/m68k/t-m68k: Likewise.
27691 * config/m68k/t-mlibs: Likewise.
27692 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27693 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27694 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27695 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27696 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
27698 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
27699 (INSTALL_LIBGCC): Delete.
27700 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27701 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27702 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27703 (M68K_MLIB_CPU): Define.
27704 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27705 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27706 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
27708 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
27709 Richard Guenther <rguenther@suse.de>
27711 PR middle-end/23361
27712 * fold-const.c (fold_comparison): Handle obfuscated comparisons
27713 against INT_MIN/INT_MAX.
27714 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
27715 file if a loop is removed.
27717 2007-02-09 Joseph Myers <joseph@codesourcery.com>
27719 * calls.c (store_one_arg): Pass correct alignment to
27720 emit_push_insn for non-BLKmode values.
27721 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
27722 unaligned stack slot via a suitably aligned slot.
27724 2007-02-08 DJ Delorie <dj@redhat.com>
27726 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
27728 (legal_subregs): Use unsigned char, make const.
27729 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
27731 2007-02-08 Paul Brook <paul@codesourcery.com>
27733 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
27734 special interworking needed.
27736 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
27738 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
27739 conditional to __SSE2__.
27740 (Entries below should have been added to first ChangeLog
27741 entry for amdfam10 dated 2007-02-05)
27742 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
27744 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
27746 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
27749 2007-02-08 DJ Delorie <dj@redhat.com>
27751 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
27752 * config/m32c/m32c.c (legal_subregs): New.
27753 (m32c_illegal_subreg_p): New.
27754 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
27755 unsupported subregs of hard regs.
27757 2007-02-08 Jan Hubicka <jh@suse.cz>
27759 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
27760 the same one; always update histograms.
27762 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27764 * passes.c (init_optimization_passes): Tidy comment.
27766 2007-02-08 Roger Sayle <roger@eyesopen.com>
27768 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27769 strip zero_extend, bswap and rotates from POCOUNT's argument.
27770 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27771 zero_extend and rotates from PARITY's argument.
27772 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27773 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27774 of an integer constant at compile-time.
27776 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27779 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27781 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27784 * tree-ssa-live.c (remove_unused_locals): Do not remove
27785 TREE_ADDRESSABLE variables.
27786 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27787 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27788 FOR_CLOBBER. Update all users.
27789 If VAR has an associated alias set, add a virtual operand for
27790 it if no alias is found to conflict with the memory reference.
27792 2007-02-07 Jan Hubicka <jh@suse.cz>
27793 Robert Kidd <rkidd@crhc.uiuc.edu>
27795 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27797 2007-02-07 Ian Lance Taylor <iant@google.com>
27799 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27801 2007-02-07 Roger Sayle <roger@eyesopen.com>
27803 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27804 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27805 tablejumpdi, movsi_to_cr_one): Remove constraints from
27806 define_expand's match_operands.
27808 2007-02-07 Roger Sayle <roger@eyesopen.com>
27810 * global.c (compute_regsets): Move declatation of "i" inside of
27811 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27813 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27816 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27817 of INDIRECT_REF <RESULT_DECL>.
27819 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27821 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27822 Kaz Kojima <kkojima@gcc.gnu.org>
27825 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27827 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27829 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27831 * doc/loop.texi: Document possibility not to perform disambiguation
27832 of loops with multiple latches.
27833 * cfgloopmanip.c (alp_enum_p): Removed.
27834 (add_loop): Handle subloops. Use get_loop_body_with_size.
27835 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27836 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27837 the new forwarder block.
27838 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27839 Handle the case latch is NULL.
27840 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27841 modifications when marking loop exits.
27842 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27844 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27845 disambiguate_loops_with_multiple_latches.
27846 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27847 before fix_loop_structure.
27848 * cfgloop.c: Include pointer-set.h and output.h.
27849 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27850 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27851 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27852 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27853 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27854 disambiguate_multiple_latches, get_loop_body_with_size,
27855 disambiguate_loops_with_multiple_latches): New functions.
27856 (flow_loop_dump): Dump multiple latch edges.
27857 (flow_loop_nodes_find): Handle loops with multiple latches.
27858 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27859 (glb_enum_p): Modified.
27860 (get_loop_body): Use get_loop_body_with_size.
27861 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27862 (AVOID_CFG_MODIFICATIONS): New constant.
27863 (disambiguate_loops_with_multiple_latches, add_loop,
27864 get_loop_body_with_size): Declare.
27865 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27867 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27869 PR inline-asm/28686
27870 * global.c (compute_regsets): New function.
27871 (global_alloc): Refactored ELIMINABLE_REGSET
27872 and NO_GLOBAL_ALLOC_REGS computation out.
27873 (rest_of_handle_global_alloc): Call compute_regsets()
27874 for non-optimizing case.
27876 2007-02-06 Richard Henderson <rth@redhat.com>
27878 * config/i386/constraints.md (Y2): Rename from Y.
27879 (Yi): New constraint.
27880 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27881 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27882 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27883 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27884 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27885 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27886 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27887 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27888 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27889 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27890 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27891 vec_extractv2si_1): Change Y constraints to Y2.
27892 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27893 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27894 Change Y constraints to Y2.
27895 (sse2_loadld): Change Y constraints to x.
27897 2007-02-06 Roger Sayle <roger@eyesopen.com>
27899 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27900 (parity<mode>2): New define_expand using rs6000_emit_parity.
27901 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27902 rs6000_emit_parity): New functions.
27903 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27904 rs6000_emit_parity): Prototype here.
27906 2007-02-06 Ian Lance Taylor <iant@google.com>
27908 * lower-subreg.c (simple_move_operand): Reject CONST.
27909 (resolve_clobber): Call validate_change rather than directly
27910 assigning to XEXP (pat, 0).
27912 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27914 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27915 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27916 (tree-cfg.o): Remove hashtab.h dependency.
27918 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27919 (struct ivopts_data): Change niters to pointer_map_t.
27920 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27921 (niter_for_exit): Create pointer_map on demand. Change for
27923 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27924 (free_loop_data): Destroy data->niters if created and reset field.
27925 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27926 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27928 * tree-ssa-reassoc.c: Include pointer-set.h.
27929 (bb_rank): Change to long *.
27930 (operand_rank): Change to pointer_map_t.
27931 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27932 (insert_operand_rank): Accept long.
27933 (operand_entry_hash, operand_entry_eq): Remove.
27934 (get_rank): Return long. Adjust for changes above.
27935 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27937 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27939 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27940 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27941 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27943 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27944 directly since it cannot be NULL.
27945 (get_vi_for_tree): Rewrite for pointer_map API.
27946 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27947 (init_alias_vars): Create vi_for_tree as pointer_map.
27948 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27950 * tree-cfg.c: Don't include hashtab.h.
27951 (edge_to_cases): Declare as pointer_map.
27952 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27954 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27955 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27956 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27958 (record_switch_edge): Delete.
27959 (get_cases_for_edge): Adjust for pointer_map API, inline
27960 record_switch_edge (rewritten for new API), remove goto.
27962 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27964 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27965 * tree-nested.c: Include pointer-set.h.
27966 (var_map_elt, var_map_eq, var_map_hash): Delete.
27967 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27968 to pointer_map_t's.
27969 (nesting_info_bitmap_obstack): New.
27970 (lookup_field_for_decl): Adjust for pointer_map API.
27971 (lookup_tramp_for_decl): Adjust for pointer_map API.
27972 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27973 (get_local_debug_decl): Adjust for pointer_map API.
27974 (convert_nl_goto_reference): Adjust for pointer_map API.
27975 (convert_nl_goto_receiver): Adjust for pointer_map API.
27976 (create_nesting_tree): Create outside GGC space. Create bitmap on
27977 the new obstack. Create field_map and var_map as pointer_maps.
27978 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27980 (lower_nested_functions): Move root here, no need to NULL it.
27981 Initialize and release the obstack.
27983 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27985 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27986 Remove prototypes and make them non-static.
27987 (struct tree_int_map): Remove.
27988 * tree.h (struct tree_int_map): Move here, turning TO into an
27990 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27992 * tree.h (TREE_COMPLEXITY): Remove.
27993 (struct tree_exp): Remove complexity field.
27994 * tree.c (build1_stat): Don't set it.
27996 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27997 Victor Kaplansky <victork@il.ibm.com>
27999 * tree-vectorizer.c (vect_is_simple_use): Support induction.
28000 (vect_is_simple_reduction): Support reduction with induction as
28001 one of the operands.
28002 (vect_is_simple_iv_evolution): Fix formatting.
28003 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
28004 formatting. Don't mark induction phis for vectorization.
28005 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
28006 * tree-vect-transform.c (get_initial_def_for_induction): New function.
28007 (vect_get_vec_def_for_operand): Support induction.
28008 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
28010 (vectorizable_reduction): Support reduction with induction as one of
28012 (vectorizable_type_demotion): Use def-type of stmt argument rather
28013 than dummy def-type.
28015 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
28016 flag_tree_scev_cprop.
28017 * common.opt (tree-scev-cprop): New flag.
28019 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
28020 call to vect_get_new_vect_var.
28022 2007-02-06 Ira Rosen <irar@il.ibm.com>
28024 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
28025 vectype is not NULL.
28026 (vect_pattern_recog_1): Likewise.
28028 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28030 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
28031 (fold_negate_expr): Likewise.
28033 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
28036 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
28037 even if cv-qualification is the same.
28039 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28041 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28042 __enable_execute_stack on completion.
28044 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28046 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28047 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28048 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28049 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28050 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28051 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28052 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28053 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28055 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28057 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28058 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28059 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28060 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28061 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28062 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28063 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28064 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28065 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28066 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28067 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28068 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28069 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28070 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28071 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28072 sqrtextenddfxf2_i387): Added amdfam10_decode.
28074 * config/i386/athlon.md (athlon_idirect_amdfam10,
28075 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28076 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28077 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28078 athlon_ivector_store_amdfam10): New define_insn_reservation.
28079 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28082 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28084 * config/i386/athlon.md (athlon_call_amdfam10,
28085 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28086 define_insn_reservation.
28087 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28088 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28089 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28091 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28093 * config/i386/athlon.md (athlon_sseld_amdfam10,
28094 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28095 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28097 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28099 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28100 define_insn_reservation.
28101 * config/i386/i386.md (sseins): Added sseins to define_attr type
28102 and define_attr unit.
28103 * config/i386/sse.md: Set type attribute to sseins for insertq
28106 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28108 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28109 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28110 ssecomi_load_amdfam10, ssecomi_amdfam10,
28111 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28112 define_insn_reservation.
28113 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28115 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28117 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28118 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28119 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28120 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28121 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28122 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28123 define_insn_reservation.
28125 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28126 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28127 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28128 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28129 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28131 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28133 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28134 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28135 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28136 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28137 athlon_ssemul_load_k8): Added amdfam10.
28139 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28141 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28142 (x86_sse_unaligned_move_optimal): New variable.
28144 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28146 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28147 for unaligned vector SSE double/single precision loads for AMDFAM10.
28149 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28151 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28152 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28153 Define TARGET_CPU_DEFAULT_amdfam10.
28154 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28155 (processor_type): Add PROCESSOR_AMDFAM10.
28157 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28158 processor_type in config/i386/i386.h.
28159 Enable imul peepholes for TARGET_AMDFAM10.
28161 * config.gcc: Add support for --with-cpu option for amdfam10.
28163 * config/i386/i386.c (amdfam10_cost): New variable.
28164 (m_AMDFAM10): New macro.
28165 (m_ATHLON_K8_AMDFAM10): New macro.
28166 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
28167 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
28168 x86_promote_QImode, x86_integer_DFmode_moves,
28169 x86_partial_reg_dependency, x86_memory_mismatch_stall,
28170 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
28171 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
28172 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
28173 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
28174 Enable/disable for amdfam10.
28175 (override_options): Add amdfam10_cost to processor_target_table.
28176 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
28177 processor_alias_table.
28178 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
28179 (ix86_adjust_cost): Add code for amdfam10.
28181 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28183 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
28184 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
28185 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
28186 * config/i386/i386.h: Add builtin definition for SSE4A.
28187 * config/i386/i386.md: Add support for ABM instructions
28188 (popcnt and lzcnt).
28189 * config/i386/sse.md: Add support for SSE4A instructions
28190 (movntss, movntsd, extrq, insertq).
28191 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
28192 Add -march=amdfam10 flag.
28193 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
28194 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
28196 * doc/extend.texi: Add documentation for SSE4A builtins.
28198 2007-02-05 Bob Wilson <bob.wilson@acm.org>
28200 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
28202 2007-02-05 Richard Guenther <rguenther@suse.de>
28204 * tree-vectorizer.h (vectorizable_function): Add argument type
28205 argument, change return type.
28206 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
28207 * tree-vect-transform.c (vectorizable_function): Handle extra
28208 argument, return vectorized function decl.
28209 (build_vectorized_function_call): Remove.
28210 (vectorizable_call): Handle calls with result and argument types
28211 differing. Handle loop vectorization factor correctly.
28212 * targhooks.c (default_builtin_vectorized_function): Adjust for
28214 * targhooks.h (default_builtin_vectorized_function): Likewise.
28215 * target.h (builtin_vectorized_function): Add argument type
28217 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
28218 extra argument, allow vectorizing of lrintf.
28219 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28220 documentation of target hook.
28222 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28225 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28226 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28227 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28229 2007-02-05 Roger Sayle <roger@eyesopen.com>
28231 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28232 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28233 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28234 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28235 before canonicalizing sincos to cexpi.
28236 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28238 2007-02-05 Roger Sayle <roger@eyesopen.com>
28240 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28241 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28242 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28244 2007-02-05 Roger Sayle <roger@eyesopen.com>
28246 * mips-tfile.c (initialize_init_file): Correct endianness test.
28248 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28250 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28251 the 'y' constraint.
28253 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28255 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28256 saves in a PARALLEL before the register assignments.
28258 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28260 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28261 DWARF_FRAME_RETURN_COLUMN to be a general register.
28262 * dwarf2out.c (init_return_column_size): New function, split from...
28263 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28264 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28265 to be nongeneral registers.
28266 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28268 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28269 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28271 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28273 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28275 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28277 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28278 (remove_path): Use can_remove_branch_p and remove_branch instead
28279 of loop_delete_branch_edge.
28280 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28281 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28282 Update profile using scale_dominated_blocks_in_loop.
28283 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28284 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28285 (can_remove_branch_p, remove_branch): Declare.
28286 * tree-cfg.c (tree_can_remove_branch_p): New function.
28287 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28288 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28289 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28291 2007-02-05 Jan Hubicka <jh@suse.cz>
28293 PR middle-end/30696
28294 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28295 nodes in cgraph, don't remove offline copy of the function.
28297 2007-02-04 Jan Hubicka <jh@suse.cz>
28299 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28300 vectors might cause maybe_lookup_element_for_expr to be called
28301 on non-sra-candidate.
28303 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28305 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28306 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28307 spelling conventions.
28309 2007-02-04 Richard Guenther <rguenther@suse.de>
28311 PR middle-end/30636
28312 * fold-const.c (try_move_mult_to_index): Make sure to not
28313 overflow one dimension of a multi-dimensional array access.
28315 2007-02-04 Jan Hubicka <jh@suse.cz>
28317 * passes.c (init_optimization_passes): Reindent.
28319 2007-02-04 Jan Hubicka <jh@suse.cz>
28320 Eric Botcazou <ebotcazou@adacore.com>
28322 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28323 (execute_fixup_cfg): Break out the abnormal goto code.
28324 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28325 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28326 (optimize_inline_calls): Call make_nonlocal_label_edges.
28328 2007-02-04 Jan Hubicka <jh@suse.cz>
28330 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28331 true when something was changed.
28332 (rename_ssa_copies): When something was changed, do
28333 TODO_remove_unused_locals.
28334 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28335 add TODO_remove_unused_locals when instruction was removed.
28337 2007-02-04 Jan Hubicka <jh@suse.cz>
28339 * ipa-inline.c (try_inline): Improve debug output; work on already
28341 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28342 call try_inline for already inlined edges too when flattening;
28343 inline also functions that make callee growth but overall unit size
28346 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28348 * config/m32c/bitops.md, config/m32c/jump.md,
28349 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
28350 config/m32r/m32r.h, config/m32r/m32r.md,
28351 config/m32r/predicates.md, config/m68hc11/larith.asm,
28352 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
28353 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
28354 config/mips/mips-protos.h, config/mips/mips.c,
28355 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
28356 config/mn10300/mn10300.h, config/mn10300/predicates.md,
28357 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
28358 spelling conventions.
28360 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
28361 Follow spelling conventions.
28363 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
28365 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
28366 warn about C++0x compatibility.
28368 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28370 * config/h8300/h8300.c, config/h8300/h8300.h,
28371 config/h8300/h8300.md: Follow spelling conventions.
28373 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
28375 PR middle-end/30667
28376 * combine.c (try_combine): Do not substitute source operand
28377 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
28379 2007-02-03 Jan Hubicka <jh@suse.cz>
28381 PR gcov-profile/30650
28382 * value-prof.c (stringop_block_profile): Fix handling of size counter;
28383 do not divide by zero for never executed counters.
28384 (tree_find_values_to_profile): Fix counters.
28385 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
28387 2007-02-03 Ian Lance Taylor <iant@google.com>
28389 * lower-subreg.c (simple_move_operand): New static function,
28390 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
28392 (simple_move): Call simple_move_operand.
28393 (find_decomposable_subregs): Add special handling of MEMs.
28394 (can_decompose_p): Rename from cannot_decompose_p. Reverse
28395 meaning of return value. If we see a hard register, test whether
28396 it can store a word_mode value. Change all callers.
28398 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28400 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
28401 ftrapv insns and expanders.
28402 (subdi3): Change define_expand operand 1 to arith11_operand, and
28403 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
28404 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
28405 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
28408 PR middle-end/30174
28409 * varasm.c (notice_global_symbol): Treat global objects as weak when
28410 flag_shlib is true.
28412 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28414 * emit-rtl.c (dconstpi): Delete.
28415 (dconstsqrt2): New.
28416 (init_emit_once): Delete dconstpi and init dconstsqrt2.
28417 * real.h (dconstpi): Delete.
28418 (dconstsqrt2): New.
28419 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
28420 (fold_builtin_hypot): Likewise.
28422 2007-02-03 Tom Tromey <tromey@redhat.com>
28425 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
28426 -gcoff3, -gxcoff3, -gvms3 implies -dD.
28428 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
28430 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
28431 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
28432 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28433 config/rs6000/cell.md, config/rs6000/darwin.h,
28434 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
28435 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
28436 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
28437 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
28438 typos. Follow spelling conventions.
28439 * doc/invoke.texi: Follow spelling conventions.
28441 2007-02-03 Roger Sayle <roger@eyesopen.com>
28443 * simplify-rtx.c (simplify_relational_operation_1): Implement some
28444 canonicalization transformations that attempt to simplify integer
28445 constant comparisons to become comparisons against zero.
28447 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28449 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
28451 * fold-const.c (fold_binary): Fix comment typos. Fold complex
28452 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
28454 2007-02-02 Mike Stump <mrs@apple.com>
28456 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
28457 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
28458 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
28459 generate a branch island.
28461 2007-02-02 Bob Wilson <bob.wilson@acm.org>
28463 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
28464 (xtensa_legitimate_address_p): New.
28465 (xtensa_legitimize_address): New.
28466 (xtensa_output_addr_const_extra): New.
28467 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
28469 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
28470 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
28471 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
28472 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
28473 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
28474 (xtensa_legitimize_address): New.
28475 (xtensa_output_addr_const_extra): New.
28477 2007-02-02 Steve Ellcey <sje@cup.hp.com>
28479 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
28481 2007-02-02 Ian Lance Taylor <iant@google.com>
28483 * expmed.c (expand_divmod): Add comment.
28485 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
28487 * emit-rtl.c (renumber_insns): Remove.
28488 * flags.h: Remove the extern for flag_renumber_insns.
28489 * rtl.h: Remove the prototype for renumber_insns.
28490 * toplev.c (flag_renumber_insns): Remove.
28492 2007-02-02 Hui-May Chang <hm.chang@apple.com>
28494 Revert for x86 darwin:
28495 2005-06-19 Uros Bizjak <uros@kss-loka.si>
28497 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
28498 code before the following patch under TARGET_MACHO.
28499 (ix86_function_value_regno_p): Likewise.
28501 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28503 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
28506 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28509 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
28510 loads to general or fp registers. Add comments.
28511 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
28513 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
28515 * pointer-set.c (insert_aux): Only return insertion slot.
28516 (pointer_set_insert): Adjust.
28517 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
28518 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
28519 pointer_map_traverse): New.
28520 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
28521 pointer_map_create, pointer_map_destroy, pointer_map_insert,
28522 pointer_map_contains, pointer_map_traverse): Declare.
28524 2007-02-02 Jakub Jelinek <jakub@redhat.com>
28526 PR middle-end/30473
28527 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
28528 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
28530 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28532 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
28534 (struct _dep): New type.
28535 (dep_t): New typedef.
28536 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
28537 (DEP_STATUS): New access macro. The macro with the same name was
28538 renamed to DEP_LINK_STATUS.
28539 (dep_init): Declare function
28541 (struct _dep_link): New type.
28542 (dep_link_t): New typedef.
28543 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
28544 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
28545 (DEP_LINK_STATUS): New macro.
28546 (debug_dep_links): New debug function.
28548 (struct _deps_list): New type.
28549 (deps_list_t): New typedef.
28550 (DEPS_LIST_FIRST): New access macro.
28551 (FOR_EACH_DEP_LINK): New cycle macro.
28552 (create_deps_list, free_deps_list, delete_deps_list): Declare
28554 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28555 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28556 (copy_deps_list_change_con): Ditto.
28558 (move_dep_link): Declare function.
28560 (struct _dep_node): New type.
28561 (dep_node_t): New typedef.
28562 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
28564 (struct haifa_insn_data.back_deps): New field to hold backward
28565 dependencies of the insn.
28566 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
28568 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
28569 Change its type to deps_list_t.
28570 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
28571 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
28572 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
28574 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
28576 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
28578 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
28580 (dep_cost): Declare.
28582 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
28583 (ds_to_dk, dk_to_ds): New functions.
28585 (init_dep_1): New static function.
28586 (init_dep): New function.
28587 (copy_dep): New static function.
28589 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
28591 (detach_dep_link): New static function.
28592 (move_dep_link): New function.
28594 (dep_links_consistent_p, dump_dep_links): New static functions.
28595 (debug_dep_links): New debugging function.
28597 (deps_obstack, dl_obstack, dn_obstack): New static variables.
28599 (alloc_deps_list, init_deps_list): New static functions.
28600 (create_deps_list): New function.
28601 (clear_deps_list): New static function.
28602 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
28603 (deps_list_consistent_p, dump_deps_list): New static functions.
28604 (debug_deps_list): New function.
28605 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
28607 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
28609 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
28610 use new scheduler dependencies lists.
28611 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
28612 (sched_analyze): Ditto. Initialize dependencies lists.
28613 (add_forw_dep, compute_forward_dependences): Update to use new
28614 scheduler dependencies lists.
28616 (init_dependency_caches): Init deps_obstack.
28617 (free_dependency_caches): Free deps_obstack.
28619 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
28620 new scheduler dependencies lists.
28621 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
28622 (add_back_forw_dep, delete_back_forw_dep): Ditto.
28624 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
28625 Update to use new scheduler dependencies lists.
28626 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
28627 (debug_dependencies): Ditto.
28628 (schedule_region): Update comments.
28630 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
28631 scheduler dependencies lists.
28632 (schedule_ebb): Update comments.
28634 * rtl.def (DEPS_LIST): Remove.
28636 * lists.c (unused_deps_list): Remove.
28637 (free_list): Update assertions.
28639 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
28640 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28642 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
28643 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28645 * haifa-sched.c (comments): Update.
28646 (insn_cost1): Remove. Inline the code into insn_cost ().
28647 (insn_cost): Update to use new scheduler dependencies lists. Move
28648 processing of the dependency cost to dep_cost ().
28649 (dep_cost): New function. Use it instead of insn_cost () when
28650 evaluating cost of the dependency. Use compatible interface to
28651 interact with the target.
28652 (priority): Update to use new scheduler dependencies lists.
28653 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
28654 with greater number of insns that depend on the insn.
28655 (schedule_insn): Update to use new scheduler dependencies lists. Add
28656 code to free backward dependencies lists. Inline and optimize code
28657 from resolve_dep () - see PR28071.
28658 (ok_for_early_queue_removal): Update to use new scheduler dependencies
28659 lists. Update call to targetm.sched.is_costly_dependence hook.
28661 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
28662 scheduler dependencies lists.
28664 (resolve_dep): Remove. Move the logic to schedule_insn ().
28665 (init_h_i_d): Initialize dependencies lists.
28667 (process_insn_depend_be_in_spec): Rename to
28668 process_insn_forw_deps_be_in_spec. Update to use new scheduler
28669 dependencies lists.
28670 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
28671 Update to use new scheduler dependencies lists.
28672 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
28674 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
28675 new scheduler dependencies lists.
28676 (build_intra_loop_deps): Ditto.
28678 * target.h (struct _dep): Declare to use in
28679 gcc_target.sched.is_costly_dependence.
28680 (struct gcc_target.sched.adjust_cost): Fix typo.
28681 (struct gcc_target.sched.is_costly_dependence): Change signature to
28682 use single dep_t parameter instead of an equivalent triad.
28683 (struct gcc_target.sched.adjust_cost_2): Remove.
28685 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
28687 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
28689 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
28691 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
28693 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
28694 (REG_DEP_TRUE): Document.
28696 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
28697 Change signature to correspond to the targetm.sched.adjust_cost hook.
28698 Update use in TARGET_SCHED_ADJUST_COST_2.
28699 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
28700 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
28701 new scheduler dependencies lists.
28702 (ia64_gen_check): Ditto.
28704 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
28705 scheduler dependencies lists.
28707 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
28708 signature to correspond to the targetm.sched.is_costly_dependence hook.
28709 (is_costly_group): Update to use new scheduler dependencies lists.
28711 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
28712 instead of INSN_COST () macro.
28714 2007-02-01 Ian Lance Taylor <iant@google.com>
28716 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
28718 2007-02-01 Guy Martin <gmsoft@gentoo.org>
28720 * pa.md (tp_load): Correct mfctl instruction syntax.
28722 2007-02-01 Geoffrey Keating <geoffk@apple.com>
28724 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
28725 altivec_padding_size calculation on AIX. Improve comment, add
28726 assert to verify that it's right.
28728 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
28731 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
28733 PR inline-asm/28686
28734 * global.c (global_alloc): Add mising initialization of
28737 2007-02-01 Roger Sayle <roger@eyesopen.com>
28739 * alias.c (init_alias_analysis): Correct whitespace.
28740 * bb-reorder.c (fix_edges_for_rarely_executed_code,
28741 partition_hot_cold_basic_blocks): Likewise.
28742 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
28743 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
28744 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
28745 fold_builtin_snprintf_chk, fold_builtin_printf,
28746 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
28747 do_mpfr_arg3, do_mpfr_sincos): Likewise.
28748 * cfgcleanup.c (cleanup_cfg): Likewise.
28749 * cfgexpand.c (tree_expand_cfg): Likewise.
28750 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
28751 * function.c (get_next_funcdef_no): Likewise.
28752 * gengtype.c (main): Likewise.
28753 * genmodes.c (main): Likewise.
28754 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
28755 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
28756 * ifcvt.c (noce_emit_move_insn): Likewise.
28757 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
28759 * stor-layout.c (get_best_mode): Likewise.
28760 * tree-ssa-loop-niter.c (get_val_for): Likewise.
28761 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28762 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28763 perform_var_substitution, solve_graph): Likewise.
28764 * tree-vrp.c (vrp_finalize): Likewise.
28766 2007-02-01 Ian Lance Taylor <iant@google.com>
28768 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28769 high part of a paradoxical subreg, return a constant zero.
28771 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28773 * toplev.c (lang_dependent_init): Call init_set_costs.
28774 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28776 2007-02-01 Richard Guenther <rguenther@suse.de>
28778 PR middle-end/30656
28779 * fold-const.c (fold_negate_expr): Allow negating a
28780 constant if overflow does not change.
28782 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28784 * doc/c-tree.texi (Expression trees): Improve markup.
28785 * doc/tm.texi (Register Classes, Addressing Modes)
28786 (Floating Point): Fix spacing after abbreviations. Fix some
28789 2007-02-01 Ben Elliston <bje@au.ibm.com>
28791 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28792 * doc/contrib.texi: Likewise.
28793 * doc/install.texi: Likewise.
28795 2007-01-31 Richard Henderson <rth@redhat.com>
28796 Ian Lance Taylor <iant@google.com>
28798 * lower-subreg.c: New file.
28799 * rtl.def (CONCATN): Define.
28800 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28801 pass_lower_subreg2.
28802 * emit-rtl.c (update_reg_offset): New static function, broken out
28803 of gen_rtx_REG_offset.
28804 (gen_rtx_REG_offset): Call update_reg_offset.
28805 (gen_reg_rtx_offset): New function.
28806 * regclass.c: Revert patch of 2006-03-05, restoring
28808 (clear_reg_info_regno): New function.
28809 * dwarf2out.c (concatn_loc_descriptor): New static function.
28810 (loc_descriptor): Handle CONCATN.
28811 * common.opt (fsplit_wide_types): New option.
28812 * opts.c (decode_options): Set flag_split_wide_types when
28814 * timevar.def (TV_LOWER_SUBREG): Define.
28815 * rtl.h (gen_reg_rtx_offset): Declare.
28816 (reg_scan_update): Declare.
28817 * regs.h (clear_reg_info_regno): Declare.
28818 * tree-pass.h (pass_lower_subreg): Declare.
28819 (pass_lower_subreg2): Declare.
28820 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28821 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28822 -fsplit-wide-types.
28823 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28824 * Makefile.in (OBJS-common): Add lower-subreg.o.
28825 (lower-subreg.o): New target.
28827 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28829 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28831 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28834 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28836 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28838 PR middle-end/29335
28839 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28841 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28843 * cfgloop.h: Include vec-prim.h.
28844 (enum li_flags): Remove LI_ONLY_OLD.
28845 (loop_iterator): Changed.
28846 (fel_next, fel_init): Iterate over loop tree.
28847 (FOR_EACH_LOOP_BREAK): New macro.
28848 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28850 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28851 * modulo-sched.c (sms_schedule): Ditto.
28852 * tree-vectorizer.c (vectorize_loops): Ditto.
28853 * doc/loop.texi: Update information on loop numbering and behavior of
28854 FOR_EACH_LOOP wrto new loops.
28855 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28856 add_to_evolution_1): Test nestedness of loops instead of comparing
28858 * tree-chrec.c (chrec_fold_plus_poly_poly,
28859 chrec_fold_multiply_poly_poly, chrec_evaluate,
28860 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28861 reset_evolution_in_loop): Ditto.
28862 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28864 2007-01-31 Dirk Mueller <dmueller@suse.de>
28866 * c-common.c (warn_about_parentheses): Separate warning about
28867 un-parenthized sequence of comparison operators from the one
28868 which is supposed to warn about x <= y <= z.
28870 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28872 * optabs.h (enum optab_index): Add new OTI_isinf.
28873 (isinf_optab): Define corresponding macro.
28874 * optabs.c (init_optabs): Initialize isinf_optab.
28875 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28877 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28878 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28880 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28881 expand_builtin_interclass_mathfn.
28882 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28883 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28884 (fxam<mode>2_i387): New insn pattern.
28885 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28886 built-in functions as x87 inline asm.
28888 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28890 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28892 2007-01-30 Eric Christopher <echristo@apple.com>
28894 * config.gcc: Add geode.
28896 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28898 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28899 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28900 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28901 value-prof.c: Fix comment typos.
28903 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28906 * doc/invoke.texi (Wpointer-arith): Document warning.
28908 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28910 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28911 the list of discrepancies from the draft TR.
28913 2007-01-30 Dirk Mueller <dmueller@suse.de>
28916 * doc/invoke.texi (-Wreturn-type): Update description to
28917 match new behavior.
28919 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28921 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28923 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28925 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28926 to handle optabs that operate on floating point input argument and
28927 output to integer output.
28928 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28929 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28930 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28931 expand_builtin_interclass_mathfn ().
28932 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28933 (ilogbsi2): Remove.
28934 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28935 ilogbl built-in functions as x87 intrinsics.
28937 2007-01-30 Richard Guenther <rguenther@suse.de>
28939 PR middle-end/27657
28940 * dwarf2out.c (reference_to_unused): Query varpool if the
28941 variable was output.
28943 2007-01-30 Richard Guenther <rguenther@suse.de>
28945 PR middle-end/30313
28946 * passes.c (execute_one_pass): Reset in_gimple_form to not
28947 confuse non-unit-at-a-time mode.
28949 2007-01-29 Roger Sayle <roger@eyesopen.com>
28950 Richard Guenther <rguenther@suse.de>
28952 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28953 avoid undefined behaviour on overflow. Use force_fit_type_double
28954 to construct the constant with the specified TREE_OVERFLOW.
28956 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28958 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28959 * config/dfp-bit.h: Ditto.
28961 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28963 * c-decl.c (pop_scope): Replace warnings with call to
28964 warn_for_unused_label.
28965 * c-common.h (warn_for_unused_label): Declare.
28966 * c-common.c (warn_for_unused_label): Define.
28968 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28970 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28973 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28975 * Makefile.in (USER_H): Remove decfloat.h.
28976 * ginclude/decfloat.h: Delete, moving contents to ...
28977 * ginclude/float.h: Add support for decimal floating point,
28978 guarded by __STDC_WANT_DEC_FP__.
28980 2007-01-29 Mike Stump <mrs@apple.com>
28982 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28983 Analysis and Representation to resolve case insensitive conflict.
28984 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28986 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28988 * tree.h (struct tree_memory_tag): Add aliases member.
28989 (MTAG_ALIASES): New macro.
28990 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28991 (add_may_alias): Remove pointer-set. Update for may_aliases being
28993 (mark_aliases_call_clobbered): Update for may_aliases being a
28995 (compute_tag_properties): Ditto.
28996 (create_partition_for): Ditto.
28997 (compute_memory_partitions): Ditto.
28998 (dump_may_aliases_for): Ditto.
28999 (is_aliased_with): Ditto.
29000 (add_may_alias_for_new_tag): Ditto.
29001 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
29002 (compute_is_aliased): New function.
29003 (compute_may_aliases): Call compute_is_aliased).
29004 (init_alias_info): Initialize alias_bitmap_obstack.
29005 (union_alias_set_into): New function.
29006 (compute_flow_sensitive_aliasing): Use union_aliases_into.
29007 (have_common_aliases_p): Rewrite to take two bitmaps and use
29009 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
29010 Update for bitmaps.
29011 (finalize_ref_all_pointers): Update for add_may_alias changes.
29012 (new_type_alias): Ditto.
29013 * tree-flow-inline.h (may_aliases): Return a bitmap.
29014 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
29015 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
29016 may_aliases being a bitmap.
29017 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
29018 may_aliases now returns a bitmap.
29019 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
29021 * tree-ssa-operands.c (add_virtual_operand): Update for
29022 may_aliases being a bitmap.
29024 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
29026 PR tree-optimization/30630
29027 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
29028 variable as changed.
29030 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
29033 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
29034 expanded only once even if an error occurs.
29036 2007-01-29 Ben Elliston <bje@au.ibm.com>
29038 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29039 (__gcov_average_profiler): Likewise.
29040 (__gcov_ior_profiler): Likewise.
29041 (__gcov_merge_ior): Likewise.
29043 2007-01-28 Jan Hubicka <jh@suse.cz>
29045 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29046 * value-prof.c (stringop_block_profile): Likewise.
29048 2007-01-28 Jan Hubicka <jh@suse.cz>
29050 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29051 Add variant handling histograms; add wrapper.
29052 (clear_storage_via_libcall): Export.
29053 (emit_block_move_hints): Break out from ...; add histograms.
29054 (emit_block_move): ... this one.
29055 (clear_storage_hints): Break out from ...; add histograms.
29056 (clear_storage): ... this one.
29057 (set_storage_via_memset): Handle histogram.
29058 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29059 (clear_storage_hints, clear_storage_via_libcall): Declare.
29060 (set_storage_via_setmem): Update prototype.
29061 * doc/md.texi (movmem, setmem): Document new arguments.
29063 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29064 Add new histograms.
29065 (stringop_block_profile): New global function.
29066 (tree_stringops_values_to_profile): Profile block size and alignment.
29067 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29069 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29070 (stringop_block_profile): Declare.
29071 * builtins.c: Include value-prof.h.
29072 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29073 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29074 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29075 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29076 * profile.c (instrument_values): Add new counters.
29077 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29079 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29080 (tree_init_edge_profiler): Build new profilers.
29081 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29082 (pass_tree_profile): Add dump.
29083 (tree_profile_hooks): Update.
29084 * Makefile.in (LIBGCOV): Add new constants.
29085 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29086 __gcov_ior_profiler): New.
29087 * i386.md (movmem/setmem expanders): Add new optional arguments.
29089 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29091 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29093 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29095 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29096 (tree_unswitch_single_loop): Pass eni_size_weights to
29097 tree_num_loop_insns.
29098 * tree-ssa-loop-manip.c: Include tree-inline.h.
29099 (can_unroll_loop_p): Pass eni_size_weights to
29100 tree_num_loop_insns.
29101 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29102 Pass eni_size_weights to estimate_num_insns.
29103 * tree.h (init_inline_once): Export.
29104 * toplev.c (backend_init): Call init_inline_once.
29105 * cgraphunit.c (cgraph_process_new_functions,
29106 cgraph_analyze_function): Pass eni_inlining_weights to
29107 estimate_num_insns.
29108 * ipa-inline.c (compute_inline_parameters): Ditto.
29109 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29110 to estimate_num_insns.
29111 (try_unroll_loop_completely): Pass eni_size_weights to
29112 tree_num_loop_insns.
29113 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29114 ot estimate_num_insns.
29115 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29116 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29117 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29118 eni_time_weights): New variables.
29119 (init_inline_once): Initialize them.
29120 (struct eni_data): Mew.
29121 (estimate_num_insns_1, estimate_num_insns): Use weights.
29122 * tree-inline.h (struct eni_weights_d): New.
29123 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29124 (estimate_num_insns): Declaration changed.
29125 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29126 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29127 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29129 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29131 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29132 relations in the conflict function is valid.
29134 2007-01-27 Ian Lance Taylor <iant@google.com>
29136 * common.opt: Add fstrict-overflow.
29137 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29138 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29139 (TYPE_OVERFLOW_UNDEFINED): Define.
29140 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29142 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29143 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29144 (fold_negate_expr): Likewise.
29145 (make_range): Likewise.
29146 (extract_muldiv_1): Likewise.
29147 (maybe_canonicalize_comparison): Likewise.
29148 (fold_comparison): Likewise.
29149 (fold_binary): Likewise.
29150 (tree_expr_nonnegative_p): Likewise.
29151 (tree_expr_nonzero_p): Likewise.
29152 * tree-vrp.c (compare_values): Likewise.
29153 (extract_range_from_binary_expr): Likewise.
29154 (extract_range_from_unary_expr): Likewise.
29155 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29157 (nowrap_type_p): Likewise.
29158 * tree-scalar-evolution.c (simple_iv): Likewise.
29159 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
29160 (build_range_check): Likewise.
29161 (extract_muldiv_1): Likewise.
29162 (fold_comparison): Likewise.
29163 * tree-vrp.c (vrp_int_const_binop): Likewise.
29164 (extract_range_from_unary_expr): Likewise.
29165 * convert.c (convert_to_integer): Likewise.
29166 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
29167 (fold_comparison): Likewise.
29168 (fold_binary): Likewise.
29169 * optabs.c (optab_for_tree_code): Likewise.
29170 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
29171 * simplify-rtx.c (simplify_const_relational_operation): Check
29172 flag_strict_overflow and flag_trapv.
29173 (simplify_const_relational_operation): Likewise.
29174 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
29175 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
29178 2007-01-27 Roger Sayle <roger@eyesopen.com>
29180 * tree.c (tree_fold_gcd): Delete.
29181 * tree.h (tree_fold_gcd): Remove prototype.
29182 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
29183 test whether one constant integer is a multiple of another. Instead
29184 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
29185 * fold-const.c (multiple_of_p): We've determined both TOP and
29186 BOTTOM are integer constants so we can call int_const_binop directly
29187 instead of the more generic const_binop.
29189 2007-01-27 Roger Sayle <roger@eyesopen.com>
29191 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
29192 1*X check that the constant hasn't overflowed, to preserve the
29194 (round_up): Provide an efficient implementation when rouding-up an
29195 INTEGER_CST to a power-of-two.
29197 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29199 * doc/sourcebuild.texi: Add comma for clarity.
29200 * doc/extend.texi: Fix some typos.
29201 * doc/passes.texi: Likewise.
29202 * doc/cppinternals.texi: Likewise.
29203 * doc/c-tree.texi: Likewise.
29204 * doc/tree-ssa.texi: Likewise.
29205 * doc/install.texi: Likewise.
29207 2007-01-27 Jan Hubicka <jh@suse.cz>
29209 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
29210 (pass_sra): Do not require alias information.
29211 * passes.c (init_optimization_passes): Add SRA
29213 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
29215 * tracer.c (rest_of_handle_tracer): We already cleaned
29216 up the CFG in tracer() so don't do it here again.
29217 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
29218 cleanup_cfg here, either. And don't call renumber_insns.
29220 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29221 and BB_HEAD are in the insn stream here. Instead make sure
29222 that BB_INSN is valid on all insns. Also, do check here that
29223 there are no pending branch predictions...
29224 (rtl_verify_flow_info): ...instead of doing it here. Checks
29225 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29228 2007-01-26 Roger Sayle <roger@eyesopen.com>
29230 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29231 function to simplify/factorize operand order canonicalization.
29232 (ix86_fixup_binary_operands): Reorganize using the above function.
29233 (ix86_binary_operator_ok): Likewise.
29235 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29237 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29238 file scope from optimize_attrs.
29239 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29241 (optimize_attrs): Clear insn_code_values after freeing it.
29243 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29245 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29246 a parts.base assignment.
29248 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29250 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29251 (compute_subscript_distance, initialize_data_dependence_relation,
29252 finalize_ddr_dependent, analyze_ziv_subscript,
29253 analyze_siv_subscript_cst_affine,
29254 compute_overlap_steps_for_affine_univar,
29255 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29256 analyze_siv_subscript, analyze_miv_subscript,
29257 analyze_overlapping_iterations, subscript_dependence_tester_1,
29258 compute_self_dependence, free_dependence_relation): Work
29259 with affine_fn instead of chrecs.
29260 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29261 common_affine_function, affine_function_base,
29262 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29263 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29264 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29265 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29266 (all_chrecs_equal_p): Removed.
29267 * tree-data-ref.h (affine_fn, conflict_function): New types.
29268 (struct subscript): Change type of conflicting_iterations_in_a
29269 and conflicting_iterations_in_b.
29271 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29274 * config/pa/pa.h (TARGET_HPUX_11): New.
29275 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29276 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29278 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29279 Richard Guenther <rguenther@suse.de>
29281 * tree-ssa-structalias.c (solve_graph): Handle case
29282 we merged the variable to another.
29284 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29286 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29289 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29290 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29292 2007-01-25 DJ Delorie <dj@redhat.com>
29294 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29295 allow changes to modes which don't fit in those registers.
29297 * reload1.c (choose_reload_regs): Check for invalid subregs before
29298 computing their locations, not after.
29300 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29303 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29304 save Altivec registers in an eh_return function.
29305 (compute_vrsave_mask): Likewise.
29306 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29307 for saving Altivec registers.
29308 (rs6000_emit_prologue): Don't allocate stack twice in
29309 eh_return function. Correct expected value of altivec_save_offset
29310 when using save_world. Describe save of R0 to stack when using
29311 save_world. Describe stack pointer adjustment when using
29312 save_world. Remove duplicated eh_return parameter register saving.
29313 Update sp_offset variable after save_world.
29314 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29316 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29317 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29320 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29322 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29324 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29327 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29328 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29330 2007-01-25 Richard Guenther <rguenther@suse.de>
29332 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29333 * common.opt (-Wcoverage-mismatch): New warning option.
29334 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29335 if -Wcoverage-mismatch is given.
29337 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29339 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29340 (ipcp_driver): Change to static definition.
29341 Add dumping of the ifunctions.
29342 (constant_val_insert): Remove unused parameter. Support for SSA.
29343 (ipcp_propagate_const): Support for SSA.
29344 (ipcp_profile_bb_print): Print only analyzed nodes.
29345 (ipcp_replace_map_create): Remove support for Fortran constant
29347 * ipa-prop.c (ipa_method_modify_stmt,
29348 ipa_callsite_compute_param): Support for SSA.
29349 * ipa-prop.h (ipcp_driver): Remove declaration.
29350 (IS_VALID_TREE_MAP_INDEX): Add define.
29352 2007-01-24 Geoffrey Keating <geoffk@apple.com>
29354 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
29356 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29358 PR middle-end/30447
29359 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
29360 constant argument to cabs and do it without checking for
29361 -funsafe-math-optimizations.
29363 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
29365 * c-common.h (RID_FIRST_CXX0X): New.
29366 (RID_LAST_CXX0X): New.
29367 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
29369 * c.opt (Wc++0x-compat): New.
29370 * doc/invoke.texi (-Wc++0x-compat): Document.
29372 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29374 * builtins.c (fold_builtin_carg): New.
29375 (fold_builtin_1): Use it.
29377 2007-01-24 Jan Hubicka <jh@suse.cz>
29379 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
29381 * ipa-inline.c (initial_insns, max_insns): Delete.
29382 (compute_max_insns): New function.
29383 (cgraph_decide_inlining_of_small_function): Use it; take minimal
29384 amount of insns as base for code growth.
29385 (cgraph_decide_inlining): Make initial_insns local; do not compute
29387 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
29388 * doc/invoke.texi (inline-unit-growth): Update docs.
29390 2007-01-24 Jakub Jelinek <jakub@redhat.com>
29392 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
29393 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
29394 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
29395 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
29396 for CPUs that have PTA_CX16 set.
29398 PR middle-end/27416
29399 * gimplify.c (omp_check_private): New function.
29400 (gimplify_scan_omp_clauses): Use it for
29401 firstprivate/lastprivate/reduction.
29403 PR middle-end/30494
29404 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
29405 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
29407 PR middle-end/30421
29408 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
29409 If lower_lastprivate_clauses emits some statements, append them
29410 to dlist rather than body_p and to body_p append an initializer.
29411 (lower_omp_for): Adjust caller.
29413 2007-01-24 Steve Ellcey <sje@cup.hp.com>
29415 * target.h (globalize_decl_name): New.
29416 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29417 * output.h (default_globalize_decl_name): New.
29418 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
29420 (globalize_decl): Ditto.
29421 (default_globalize_decl_name): New.
29422 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
29423 (ia64_handle_version_id_attribute): New.
29424 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29425 (ia64_asm_output_external): Use globalize_decl_name instead
29426 of globalize_label.
29427 * doc/extend.texi (version_id): New pragma.
29428 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
29430 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29432 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
29433 _uleb128_t and _Unwind_SWord with _sleb128_t.
29434 * unwind-dw2.c (extract_cie_info, execute_stack_op,
29435 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
29437 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
29438 * unwind-pe.h (read_uleb128, read_sleb128,
29439 read_encoded_value_with_base): Likewise.
29440 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
29442 2007-01-24 Richard Guenther <rguenther@suse.de>
29444 * builtins.c (expand_builtin_cexpi): Get the fndecl
29445 for cexp in the correct way.
29447 2007-01-24 Jan Hubicka <jh@suse.cz>
29449 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
29452 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29454 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
29455 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
29456 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
29457 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
29458 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
29459 __SIZEOF_PTRDIFF_T__.
29460 * doc/cpp.texi: Documentation for the new builtin macros added.
29462 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
29464 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
29465 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
29466 instead of operands[2] to avoid access past the end of array.
29468 2007-01-24 Richard Sandiford <richard@codesourcery.com>
29470 * reload1.c (emit_reload_insns): Pass the reload register
29471 for a non-spill output reload through forget_old_reloads_1.
29473 2007-01-23 Joseph Myers <joseph@codesourcery.com>
29475 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
29476 _SOFT_DOUBLE if doubles use software floating-point.
29477 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
29478 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29479 * config/rs6000/darwin-ldouble.c: Also compile functions for
29480 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
29481 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29482 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
29483 commented-out long double override.
29484 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
29485 * config/rs6000/eabispe.h: Likewise.
29486 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
29487 long double for non-SPE.
29488 (rs6000_handle_option): Likewise.
29489 (invalid_e500_subreg): Disallow more subregs involding DImode,
29490 DFmode, TImode or TFmode.
29491 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
29493 (legitimate_lo_sum_address_p): Also check for TFmode for E500
29495 (rs6000_legitimize_address): Also handle TFmode for E500 double.
29496 (rs6000_legitimize_reload_address): Also handle TFmode for E500
29498 (rs6000_legitimate_address): Also check for TFmode for E500
29500 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
29501 (spe_build_register_parallel): Handle TFmode and TCmode.
29502 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
29504 (function_arg): Handle TFmode and TCmode for E500 double.
29505 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
29507 (print_operand): Handle TFmode and TImode for %y.
29508 (rs6000_generate_compare): Handle TFmode comparisons for E500
29510 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
29511 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
29512 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
29513 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
29514 TFmode for E500 double.
29515 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
29516 (floatsidf2): Enable for E500 double.
29517 (movtf_softfloat): Use rs6000_nonimmediate_operand.
29518 (extenddftf2): Change to extenddftf2_fprs.
29519 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
29520 depending on TARGET_E500_DOUBLE.
29521 (extendsftf2): Enable for E500 double.
29522 (trunctfdf2): Enable for E500 double.
29523 (trunctfsf2): Change to trunctfsf2_fprs.
29524 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
29525 depending on TARGET_E500_DOUBLE.
29526 (floatsitf2): Enable for E500 double.
29527 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
29528 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
29529 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
29530 (negtf2): Change to negtf2_internal.
29531 (negtf2): New expander.
29532 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
29533 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
29534 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
29535 (movdi_internal32): Use rs6000_nonimmediate_operand.
29536 (unnamed splitter): Likewise.
29537 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
29538 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
29539 (SPE64TF, DITI): New mode macros.
29540 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
29543 (frob_<mode>_di_2): New.
29544 (frob_tf_di_8_2): New.
29545 (frob_di_df): Change to frob_di_<mode>; allow more modes.
29547 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
29549 (frob_ti_<mode>_8_2): New.
29550 (frob_ti_tf_2): New.
29551 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
29552 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29554 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29555 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29556 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29557 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29558 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29559 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
29562 2007-01-23 Ian Lance Taylor <iant@google.com>
29564 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
29566 (OBJS-archive): Reformat, alphabetize.
29567 (OBJS): Change out_object_file to OBJS-md.
29569 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
29571 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
29572 JUMP_P and CALL_P predicates where applicable.
29573 * config/i386/i386.c: Ditto.
29574 * config/i386/i386.md: Ditto.
29575 * config/i386/mmx.md: Ditto.
29576 * config/i386/predicates.md: Ditto.
29578 2007-01-22 Andreas Schwab <schwab@suse.de>
29580 * config/m68k/m68k.h: Fix comment.
29582 2007-01-22 Jan Hubicka <jh@suse.cz>
29584 * passes.c (init_optimization_passes): Do not rerun
29585 pass_early_warn_uninitialized.
29587 2007-01-22 Richard Guenther <rguenther@suse.de>
29589 PR tree-optimization/30038
29590 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
29592 (execute_cse_sincos_1): Likewise.
29593 (execute_cse_sincos): Likewise.
29594 (gate_cse_sincos): Likewise.
29595 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
29596 the cexpi() canonicalization of sincos().
29597 * tree-pass.h (pass_cse_sincos): Declare.
29598 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
29600 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
29602 PR rtl-optimization/29329
29603 * combine.c (replaced_rhs_insn): Rename to i2mod.
29604 (replaced_rhs_value): Rename to i2mod_new_rhs.
29605 (i2mod_old_rhs): New global variable.
29606 (combine_instructions): Adjust for above change. Save a copy of
29607 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
29608 note are substituted in the second instruction.
29609 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
29610 ditch the note if it pertains to the second eliminated register
29611 and this register is mentioned in i2mod_old_rhs.
29614 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
29616 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
29617 the insn to which the note was originally attached.
29619 2007-01-21 Jan Hubicka <jh@suse.cz>
29621 * ipa-inline.c (inlining_mode): Comment, move up.
29622 (cgraph_decide_inlining_incrementally): Do not perform inlining
29623 itself; fix handling of flattening of self recursive functions.
29624 (cgraph_find_cycles): Remove.
29625 (cgraph_flatten_node): Remove.
29626 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
29627 (try_inline): New function.
29628 (cgraph_early_inlining): Update call of
29629 cgraph_decide_inlining_incrementally. Apply inlining here.
29630 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
29632 2007-01-21 Dirk Mueller <dmueller@suse.de>
29635 * tree-vrp.c (check_array_bounds): do not warn
29636 about ADDR_EXPR's of ARRAY_REF's which are immediately
29637 used in binary expressions.
29639 2007-01-21 Ira Rosen <irar@il.ibm.com>
29641 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
29642 read_write_dep and macros for its access.
29643 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
29644 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
29645 argument, call vect_check_interleaving for every independent pair of
29646 data-refs. Mark loads that access the same memory location as a store
29648 (vect_check_dependences): Remove.
29649 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
29650 call, fix the call to vect_analyze_data_ref_dependence.
29651 (vect_analyze_data_ref_access): For statements that access the same
29652 data-ref, check that they are not stores; for loads, check that there
29653 is no store that access the same location.
29655 2007-01-20 Roger Sayle <roger@eyesopen.com>
29656 Joseph Myers <joseph@codesourcery.com>
29658 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
29659 (-fdump-rtl-stack): Likewise.
29660 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
29661 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
29662 (-mpt-fixed): Use @minus{} for minus sign.
29663 (Using Precompiled Headers): Fix under/overfull hbox.
29665 2007-01-20 Jan Hubicka <jh@suse.cz>
29667 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
29668 place within annotation.
29670 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29672 * pa.c (output_move_double): Change array size of xoperands to 4.
29674 2007-01-20 Jan Hubicka <jh@suse.cz>
29676 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
29679 2007-01-19 Ian Lance Taylor <iant@google.com>
29681 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
29682 constant to unsigned HOST_WIDE_INT before negating.
29684 2007-01-19 Ian Lance Taylor <iant@google.com>
29686 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
29688 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
29689 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29690 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
29691 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
29692 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29693 (realloc_vdef, realloc_vuse): Change second parameter to
29695 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
29696 fields to unsigned.
29697 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
29698 unsigned. Change x and lim locals to unsigned.
29699 (realloc_vdef, realloc_vuse): Change num_elem parameter to
29701 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
29702 (copy_virtual_operands): Change i and n locals to unsigned.
29704 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29706 PR middle-end/29335
29707 * builtins.c (fold_builtin_1): Handle builtin fdim.
29709 2007-01-20 Jan Hubicka <jh@suse.cz>
29711 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
29712 * tree-ssa-structalias.c (compute_points_to_sets): Do call
29713 init_alias_heapvars.
29714 (init_alias_heapvars): Initialize only when not already initialized.
29715 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
29717 2007-01-19 Roger Sayle <roger@eyesopen.com>
29719 * common.opt (fsigned-zeros): New command line option.
29720 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
29721 of flag_unsafe_math_optimizations.
29722 * opts.c (set_fast_math_flags): The -ffast-math command line option
29723 implies -fno-signed-zeros.
29724 (fast_math_flags_set_p): Likewise.
29726 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
29727 the documentation of -ffast-math appropriately. Wrap long lines.
29729 2007-01-19 Steve Ellcey <sje@cup.hp.com>
29731 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
29732 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
29734 2007-01-19 Tomas Bily <tbily@suse.cz>
29736 * cgraphunit.c (cgraph_finalize_function): Updating of pid
29738 (tree_init_ic_make_global_vars): New function
29739 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
29740 (tree_gen_ic_profiler): New function
29741 (tree_gen_ic_func_profiler): New function
29742 (tree_profiling): Added calling of tree_gen_ic_func_profiler
29743 (tree_profile_hooks): Added hook for indirec/virtual calls
29744 * value-prof.c (tree_find_values_to_profile): New case for
29746 (tree_values_to_profile): Call for determining indirect/virtual
29748 (tree_indirect_call_to_profile): New function
29749 (tree_ic_transform): New function
29750 (tree_ic): New function
29751 (find_func_by_pid): New function
29752 (init_pid_map): New function
29753 (tree_value_profile_transformations): Added check for
29754 indirect/virtual call transformation
29755 * value-prof.h (enum hist_type): New counter type for
29756 indirect/virtual calls
29757 (profile_hooks): Added new hook for profiling indirect/virtual
29759 * profile.c (instrument_values): New case for indirect/virtual
29761 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29762 (GCOV_COUNTER_V_INDIR): New counter type
29763 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29764 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29766 * cgraph.c: Definition of cgraph_max_pid
29767 (cgraph_create_node): Default init of pid attribute
29768 * cgraph.h: Declaration of cgraph_max_pid
29769 (struct cgraph_node): Added pid attribute
29770 * libgcov.c (__gcov_indirect_call_profiler): New function
29771 (__gcov_one_value_profiler_body): New function
29772 (__gcov_one_value_profiler): Body was moved to
29773 __gcov_one_value_profiler_body and calls it
29775 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29777 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29778 * gengtype.c (write_types_data, write_func_for_structure,
29779 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29780 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29781 (walk_type, write_func_for_structure): Generate the mark_hook if
29784 2007-01-19 Jan Hubicka <jh@suse.cz>
29786 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29787 'early' argument take inlining mode argument specifying whether to
29788 inline for size/speeed or all functions; add support for flattening;
29790 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29792 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29795 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29796 the name of the declared identifier.
29798 2007-01-19 Dirk Mueller <dmueller@suse.de>
29800 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29801 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29802 duplicate evaluation.
29804 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29806 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29807 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29808 to XFMode, use acosxf2 and truncate result to requested mode.
29809 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29810 (asin<mode>2): Similarly, with asin expanders.
29811 (*fscalexf4_i387): Rename from *fscalexf4.
29812 (expNcorexf3): New expander.
29813 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29814 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29815 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29816 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29817 patterns for SSE math.
29818 (exp10<mode>2): Similarly, with exp10 expanders.
29819 (exp2<mode>2): Similarly, with exp2 expanders.
29820 (expm1<mode>2): Similarly, with expm1 expanders.
29821 (ldexp<mode>3): Similarly, with ldexp expanders.
29822 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29823 Use gen_truncxf<mode>2_i387_noop to truncate result.
29825 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29827 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29828 for ColdFire targets.
29830 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29831 Richard Sandiford <richard@codesourcery.com>
29833 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29834 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29835 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29836 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29837 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29838 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29840 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29842 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29843 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29844 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29845 (*adddi_dilshr32_cf): New pattern.
29846 (adddi3, subdi3): Remove first alternatives.
29848 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29850 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29851 implemented using move.l, do not use its cc result for floating-point
29854 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29856 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29857 from accepting 's' constraints if flag_pic.
29859 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29861 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29862 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29863 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29864 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29866 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29868 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29869 ColdFire alternatives.
29870 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29871 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29872 architectures that support ff1 instruction.
29874 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29875 Julian Brown <julian@codesourcery.com>
29877 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29878 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29879 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29882 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29884 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29886 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29887 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29888 HOST_WIDE_INT instead of an rtx.
29889 (m68k_rtx_costs): Update call accordingly.
29890 (output_move_const_into_data_reg): Likewise. Fix formatting.
29891 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29893 (output_move_simode_const): Update calls after above changes.
29894 Rework to use automatic variables and predicates like MEM_P.
29895 * config/m68k/m68k.md (pushexthisi_const): Update call to
29898 2007-01-19 Dirk Mueller <dmueller@suse.de>
29900 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29901 in dump_flags test.
29903 2007-01-19 Richard Guenther <rguenther@suse.de>
29905 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29906 via cexp in case sincos is not available.
29908 2007-01-19 Richard Guenther <rguenther@suse.de>
29910 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29911 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29912 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29913 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29914 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29915 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29916 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29917 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29919 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29921 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29923 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29924 (atan2xf3): Directly generate RTL pattern.
29925 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29926 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29927 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29928 disable patterns for SSE math.
29929 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29930 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29931 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29932 disable patterns for SSE math.
29934 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29936 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29938 2007-01-18 Roger Sayle <roger@eyesopen.com>
29940 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29941 VIEW_CONVERT_EXPR to the same type as it's operand.
29943 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29945 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29946 configured for long double 128.
29948 2007-01-18 Mike Stump <mrs@apple.com>
29950 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29953 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29955 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29958 2007-01-18 Jan Hubicka <jh@suse.cz>
29960 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29961 greater than NUM_VOP_FREE_BUCKETS.
29963 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29965 * tree-ssa-structalias.c: Update comments.
29966 (ptabitmap_obstack): Removed.
29967 (pta_obstack): New.
29968 (oldpta_obstack): Ditto.
29969 (stats): Add a few members.
29970 (struct variable_info): Remove node, complex, address_taken, and
29971 indirect_target members. Add oldsolution member.
29972 (new_var_info): Do not initialize removed members.
29973 (constraint_expr_type): Remove INCLUDES.
29974 (constraint_graph): Add size, implicit_preds, rep,
29975 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29976 (FIRST_REF_NODE): New macro.
29977 (LAST_REF_NODE): Ditto.
29978 (FIRST_ADDR_NODE): Ditto.
29979 (find): New function.
29981 (dump_constraint): Do not handle INCLUDES.
29982 (insert_into_complex): Do not insert duplicate constraints.
29983 (condense_varmap_nodes): Renamed and rewritten into ...
29984 (merge_node_constraints): This. Also fix bug in handling of
29985 offseted copy constraints.
29986 (clear_edges_for_node): No longer need to deal with preds at all,
29987 or removing associated preds/succs.
29988 (merge_graph_nodes): Deal with indirect_cycles.
29989 Don't deal with predecessors.
29990 (add_implicit_graph_edge): New function.
29991 (add_pred_graph_edge): Ditto.
29992 (add_graph_edge): Don't deal with predecessors.
29993 (build_constraint_graph): Removed.
29994 (build_pred_graph): New function.
29995 (build_succ_graph): Ditto.
29996 (struct scc_info): Removed in_component. Added roots, dfs, and
29997 node_mapping. Remove visited_index, unification_queue.
29998 (scc_visit): Deal with union-find we do now.
29999 Deal with cycles with REF nodes.
30000 (collapse_nodes): Renamed and rewritten to ...
30001 (unify_nodes): This.
30002 (process_unification_queue): Removed.
30003 (topo_visit): Cleanup
30004 (do_da_constraint): Use find.
30005 (do_sd_constraint): Ditto.
30006 (do_ds_constraint): Ditto.
30007 (do_complex_constraint): Ditto.
30008 (init_scc_info): Update for removed and added members.
30009 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
30010 (find_indirect_cycles): This.
30011 (equivalence_class): New variable.
30012 (label_visit): New function.
30013 (perform_variable_substitution): Rewritten.
30014 (free_var_substitution_info): New function.
30015 (find_equivalent_node): Ditto.
30016 (move_complex_constraints): Ditto.
30017 (eliminate_indirect_cycles): Ditto.
30018 (solve_graph): Only propagate changed bits.
30019 Use indirect cycle elimination.
30021 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
30022 (tree_id_eq): Renamed to ...
30023 (tree_vi_eq): This. Update for member change
30024 (insert_id_for_tree): Renamed and rewritten to ...
30025 (insert_vi_for_tree): This.
30026 (lookup_id_for_tree): Renamed and rewritten to ...
30027 (lookup_vi_for_tree): This.
30028 (get_id_for_tree): Renamed and rewritten to ...
30029 (get_vi_for_tree): Ditto.
30030 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
30031 (process_constraint): Don't handle INCLUDES.
30032 Remove special ADDRESSOF case.
30033 (find_func_aliases): Rewrite to use vi functions instead of id
30035 (create_function_info_for): Ditto.
30036 (create_variable_info_for): Ditto.
30037 (intra_create_variable_infos): Ditto.
30038 (merge_smts_into): Ditto.
30039 (find_what_p_points_to): Ditto.
30040 (init_base_vars): Ditto.
30041 (init_alias_vars): Ditto.
30042 (remove_preds_and_fake_succs): New function.
30043 (dump_sa_points_to_info): Dump new stats.
30044 (dump_solution_for_var): Use find.
30045 (set_used_smts): Fix formatting.
30046 (compute_points_to_sets): Updated for new functions.
30047 (ipa_pta_execute): Ditto.
30049 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30050 Richard Sandiford <richard@codesourcery.com>
30052 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30054 * calls.c (expand_call): If the return value is a PARALLEL,
30055 extract its first member.
30056 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30057 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30058 use FUNCTION_EXTRA_EPILOGUE.
30059 (m68k_function_value): Return a PARALLEL if the return value
30060 is of a pointer type.
30061 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30062 (FUNCTION_EXTRA_EPILOGUE): Remove.
30063 * config/m68k/m68k.md (D0_REG): New constant.
30065 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30067 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30068 output a NOP for empty epilogues.
30070 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30072 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30073 before function. Extend register save check to include all
30074 registers, not just integer ones.
30076 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30078 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30079 (m68k_use_return_insn): ...this.
30080 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30081 * config/m68k/m68k.c (use_return_insn): Rename to...
30082 (m68k_use_return_insn): ...this.
30083 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30084 of USE_RETURN_INSN.
30086 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30088 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30089 nearest even, fix denormal rounding overflow.
30091 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30093 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30094 f%$smove and f%$move.
30095 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30096 (extendsfdf2_cf): Use fdmove instead of f%&move.
30097 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30098 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30100 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30102 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30105 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30107 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30108 (coldfire_single_format): Declare.
30109 (coldfire_double_format): Likewise.
30110 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30111 of qnan_msb_set to determine the lower bits of a canonical
30113 (encode_ieee_double): Likewise.
30114 (encode_ieee_quad): Likewise.
30115 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30116 (mips_single_format): Likewise.
30117 (ieee_double_format): Likewise.
30118 (mips_double_format): Likewise.
30119 (ieee_extended_motorola_format): Likewise.
30120 (ieee_extended_intel_96_format): Likewise.
30121 (ieee_extended_intel_128_format): Likewise.
30122 (ieee_extended_intel_96_round_53_format): Likewise.
30123 (ibm_extended_format): Likewise.
30124 (mips_extended_format): Likewise.
30125 (ieee_quad_format): Likewise.
30126 (mips_quad_format): Likewise.
30127 (vax_f_format): Likewise.
30128 (vax_d_format): Likewise.
30129 (vax_g_format): Likewise.
30130 (i370_single_format): Likewise.
30131 (i370_double_format): Likewise.
30132 (decimal_single_format): Likewise.
30133 (decimal_double_format): Likewise.
30134 (decimal_quad_format): Likewise.
30135 (c4x_single_format): Likewise.
30136 (c4x_extended_format): Likewise.
30137 (real_internal_format): Likewise.
30138 (coldfire_single_format): New real_format.
30139 (coldfire_double_format): Likewise.
30140 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30141 canonical_nan_lsbs_set.
30142 (pdp11_d_format): Likewise.
30143 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30144 if TARGET_COLDFIRE_CPU.
30146 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30148 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30149 (output_call, m68k_legitimize_call_address): Declare.
30150 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30151 parenthesees. Add support for a 'W' constraint.
30152 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30153 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30154 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30155 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30157 (override_options): Initialize them. Do not set flag_no_function_cse
30158 for TARGET_ID_SHARED_LIBRARY.
30159 (m68k_output_pic_call): Delete.
30160 (m68k_legitimize_call_address): New function.
30161 (print_operand): Remove the %o prefix. Handle the %p prefix.
30162 (output_call): New function.
30163 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
30164 target address from the GOT if symbolic jumps are not allowed.
30165 * config/m68k/m68k.md (call, general_operand): Do not set
30166 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
30167 Merge separate flag_pic and !flag_pic define_insns into...
30168 (*call, *call_value): ...these new patterns. Match the address
30169 rather than the containing MEM and require it to be a call_operand.
30170 Use output_call to generate the asm template.
30171 * config/m68k/predicates.md (const_call_operand): New predicate.
30172 (call_operand): Likewise.
30174 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30176 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
30177 (STACK_GROWS_DOWNWARD): Define to 1.
30178 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
30179 comments, emphasizing that these values are only defaults.
30180 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
30181 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
30183 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30185 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
30187 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30188 Richard Sandiford <richard@codesourcery.com>
30190 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
30191 (FP_REGNO_P): New macros.
30192 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
30193 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
30194 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
30195 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
30197 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30199 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30200 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
30202 * config/m68k/t-floatlib: New file, extracting common code from...
30203 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
30204 * config/m68k/t-uclinux: Here.
30205 * config/m68k/fpgnulib.c: Do not compile extendeed precision
30206 routines on ColdFire targets.
30208 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30210 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30211 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
30212 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
30213 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
30214 explicitly set MOTOROLA to 1.
30215 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
30217 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30218 Nathan Sidwell <nathan@codesourcery.com>
30220 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30221 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30222 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30223 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30224 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30225 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30226 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30227 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30228 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30229 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30230 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30231 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30232 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30233 (DBX_REGISTER_NUMBER): Delete.
30234 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30235 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30236 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30238 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30240 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30241 * config/flat.h: New file.
30242 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30243 OBJECT_FORMAT_FLAT.
30244 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30245 indirect references for -msep-data or -mid-shared-library.
30246 Do not use PC-relative code addresses either.
30247 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30249 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30250 for shared libraries and crt1.o for executables. Use crti.o and
30252 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30253 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30254 Do not add -elf2flt or -shared-lib-id options here.
30255 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30256 Pass -shared-lib-id if -mid-shared-library, taking the library
30257 identifier from -mshared-library-id if given, otherwise
30259 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30260 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30261 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30262 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30263 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30264 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30266 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30267 jump sequence for ISA A and ISA A+.
30268 (PICJUMP): Likewise.
30270 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30272 * config.gcc (m68k-*-uclinux*): Base the port on the common
30273 and m68k GNU/Linux files rather than on the generic ELF ones.
30274 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30275 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30277 2007-01-18 Julian Brown <julian@codesourcery.com>
30278 Richard Sandiford <richard@codesourcery.com>
30280 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30281 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30282 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30284 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30285 80 unconditionally.
30286 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30288 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30290 * doc/install.texi: Document m68k-uclinuxoldabi.
30291 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30292 * config/m68k/uclinux-oldabi.h: New file, copied from
30293 config/m68k/uclinux.h.
30295 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30297 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30298 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30299 (m32r_compute_frame_size): Use unsigned for regno.
30300 (m32r_reload_lr): Use gen_frame_mem.
30302 (m32r_output_function_epilogue): Don't output the function epilogue
30304 (m32r_expand_epilogue): New.
30305 (direct_return): Return false if the function has the interrupt
30307 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30308 * config/m32r/m32r.md (epilogue): New expander.
30309 (return_lr, return_rte): New insns.
30310 (return): Make it expander.
30311 (return_normal): New expander.
30313 2007-01-18 Josh Conner <jconner@apple.com>
30316 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30317 support for UNLE, UNLT, UNGE, and UNGT.
30319 2007-01-18 Jan Hubicka <jh@suse.cz>
30321 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30322 * tree-tailcall (add_virtual_phis): Likewise.
30323 (optimize_tail_call): Return TODOs.
30324 (execute_tail_calls): Return TODOs.
30325 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30326 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30328 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30329 Cleanup cfg using TODO.
30330 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30331 * passes.c (execute_function_todo): When cleanup did something, remove
30333 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30334 (make_edges): Don't cleanup_cfg.
30336 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30338 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30339 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30340 operate on the top of stack.
30341 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30342 register handling of instructions that output to the second
30344 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30345 (move_for_stack_reg): Special-case check for dead destination
30346 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30348 * config/i386/i386.md (UNSPEC_TAN): New constant.
30349 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
30350 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
30351 to correctly model move of constant 1.0 to top stack slot.
30352 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
30353 (unnamed peephole2 pattern): Remove corresponding peephole2
30354 pattern that optimizes tan insn and loading of constant 1.0.
30355 (tanxf2): Use fptanxf4_i387.
30356 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
30357 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
30358 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30359 disable patterns for SSE math.
30360 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
30361 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
30363 2007-01-18 Dirk Mueller <dmueller@suse.de>
30364 Richard Guenther <rguenther@suse.de>
30367 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
30368 * common.opt (Warray-bounds): Add new warning option.
30369 * c-opts.c (c_common_handle_option): Define -Warray-bounds
30371 * Makefile.in: make tree-vrp.o depend on toplev.h
30372 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
30374 (check_array_refs, check_array_bounds, check_array_ref): New.
30376 2007-01-18 Jan Hubicka <jh@suse.cz>
30378 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
30379 (execute_ssa_ccp): Return flags conditionally.
30380 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
30382 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
30384 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
30386 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
30387 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
30389 * Makefile.c (GTFILES): Add cfglayout.h.
30390 * gengtype.c (open_base_files): Likewise.
30391 * cfglayout.c (cfg_layout_function_footer,
30392 cfg_layout_function_header) Reindent to make gengtype happy.
30393 * cfglayout.h (cfg_layout_function_footer,
30394 cfg_layout_function_header): Add GTY(()) marker.
30396 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
30398 2007-01-18 Ben Elliston <bje@au.ibm.com>
30400 * genautomata.c (write_automata): Include xstrerror output in the
30401 error message if writing the DFA description file fails.
30403 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
30405 * config/mips/mips-protos.h (mips_output_external): Make it
30407 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
30408 * config/mips/mips.c (irix_output_external_libcall): Likewise.
30409 (extern_list): Likewise.
30410 (extern_head): Likewise.
30411 (TARGET_ASM_FILE_END): Likewise.
30412 (mips_file_end): Likewise.
30413 (mips_output_external): Rewritten.
30415 2007-01-18 Ben Elliston <bje@au.ibm.com>
30417 * genpreds.c (write_insn_preds_c): Only write out the function
30418 body for regclass_for_constraint if we have register constraints.
30420 2007-01-17 Tom Tromey <tromey@redhat.com>
30422 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
30423 * doc/install.texi (Testing): Use sourceware.org.
30424 (Binaries): Likewise.
30425 (Specific): Likewise.
30426 * doc/contrib.texi (Contributors): Use sourceware.org.
30428 2007-01-17 Anatoly Sokolov <aesok@post.ru>
30430 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
30431 (AVR_ENHANCED): Rename to ...
30432 (AVR_HAVE_MUL): ... new.
30433 (avr_enhanced_p): Rename to ...
30434 (avr_have_mul_p): ... new.
30435 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
30436 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
30437 * config/avr/avr.c (avr_enhanced_p): Rename to ...
30438 (avr_have_mul_p): ... new.
30439 (base_arch_s): Rename 'enhanced' to 'have_mul'.
30440 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
30441 'avr_enhanced_p' and 'enhanced'.
30442 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
30443 AVR_HAVE_MUL instead of AVR_ENHANCED.
30444 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30445 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
30446 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
30447 instead of AVR_ENHANCED.
30448 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30449 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
30450 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
30452 2007-01-17 Ian Lance Taylor <iant@google.com>
30454 * vec.h (VEC_reserve_exact): Define.
30455 (vec_gc_p_reserve_exact): Declare.
30456 (vec_gc_o_reserve_exact): Declare.
30457 (vec_heap_p_reserve_exact): Declare.
30458 (vec_heap_o_reserve_exact): Declare.
30459 (VEC_OP (T,A,reserve_exact)): New static inline function, three
30461 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
30462 negative parameter.
30463 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
30464 (VEC_OP (T,A,copy)) [all versions]: Likewise.
30465 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
30466 * vec.c (calculate_allocation): Add exact parameter. Change all
30468 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
30469 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
30470 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
30471 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
30472 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
30473 (vec_heap_p_reserve_exact): New function.
30474 (vec_heap_o_reserve_exact): New function.
30476 2007-01-17 Jan Hubicka <jh@suse.cz>
30478 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
30480 2007-01-17 Eric Christopher <echristo@apple.com>
30482 * config.gcc: Support core2 processor.
30484 2007-01-16 Jan Hubicka <jh@suse.cz>
30486 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
30487 the names, just unlink the chain so we don't crash on dangling
30491 2007-01-16 Jan Hubicka <jh@suse.cz>
30493 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
30494 * tree-pass.h: Reorder to make IPA passes appear toegher.
30495 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
30497 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
30498 parameters, do not call early inliner.
30499 * ipa-inline.c: Update comments. Include tree-flow.h
30500 (cgraph_decide_inlining): Do not compute inlining parameters.
30501 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
30502 be called with function context set up.
30503 (pass_ipa_inline): Remove unreachable functions before pass.
30504 (cgraph_early_inlining): Simplify assuming to be called from the
30506 (pass_early_inline): New pass.
30507 (cgraph_gate_ipa_early_inlining): New gate.
30508 (pass_ipa_early_inline): Turn into simple wrapper.
30509 (compute_inline_parameters): New function.
30510 (gate_inline_passes): New gate.
30511 (pass_inline_parameters): New pass.
30512 (apply_inline): Move here from tree-optimize.c
30513 (pass_apply_inline): New pass.
30514 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
30516 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
30517 doing them by hand.
30518 (tree_function_versioning): Do not allocate dummy struct function.
30519 * tree-inline.h (optimize_inline_calls): Update prototype.
30520 * tree-optimize.c (execute_fixup_cfg): Export.
30521 (pass_fixup_cfg): Remove
30522 (tree_rest_of_compilation): Do not apply inlines.
30523 * tree-flow.h (execute_fixup_cfg): Declare.
30524 * Makefile.in (gt-passes.c): New.
30525 * passes.c: Include gt-passes.h
30526 (init_optimization_passes): New passes.
30527 (nnodes, order): New static vars.
30528 (do_per_function_toporder): New function.
30529 (execute_one_pass): Dump current pass here.
30530 (execute_ipa_pass_list): Don't dump current pass here.
30532 2007-01-16 Janis Johnson <janis187@us.ibm.com>
30534 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
30535 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
30537 2007-01-16 David Edelsohn <edelsohn@gnu.org>
30539 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
30540 (strong_alias): Define.
30541 (__gcc_qmul): Provide non-FMA for soft-float.
30542 (__gcc_qdiv): Same.
30547 (__gcc_qunord): New.
30557 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30558 soft-float functions.
30559 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30560 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30561 about long double soft float.
30563 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
30564 Tehila Meyzels <tehila@il.ibm.com>
30566 * tree-vectorizer.h (is_pattern_stmt_p): New.
30567 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
30568 formatting (tabs instead of spaces). Cleanup and clarify setting
30569 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
30570 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
30571 (vectorizable_type_demotion): Check that types are integral.
30572 (vectorizable_type_promotion): Likewise.
30573 (vectorizable_store): Fix typo. Eliminate new-line at end of
30576 2007-01-16 Jan Hubicka <jh@suse.cz>
30578 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
30581 2007-01-15 Eric Christopher <echristo@apple.com>
30583 * ifcvt.c: Include vec.h, vecprim.h.
30584 (check_cond_move_block): New argument regs.
30585 Reorganize. Add registers used to regs.
30586 (cond_move_process_if_block): Use regs set above as
30589 2007-01-15 Eric Christopher <echristo@apple.com>
30591 * config/darwin.h: Update copyright.
30592 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
30593 (LINK_COMMAND_SPEC): Add -u.
30594 (LINK_SPEC): Fix umbrella for above.
30596 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
30598 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
30601 2007-01-15 Tom Tromey <tromey@redhat.com>
30603 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
30604 * doc/install.texi (Testing): Don't mention jacks.
30605 (Configuration): Document --enable-java-maintainer-mode. Move
30606 --with-java-home to libgcj-specific section. Document
30608 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
30610 2007-01-15 Jan Hubicka <jh@suse.cz>
30612 * tree-ssa-dce.c (DCE_TODOs): New.
30613 (propagate_necessity): Return if something changed.
30614 (eliminate_unnecessary_stmts): Likewise.
30615 (perform_tree_ssa_dce): Return TODO flags when needed.
30616 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
30618 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
30620 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
30621 (fyl2x_extend<mode>xf3_i387): New insn pattern.
30622 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
30623 patterns using X87MODEF12 mode macro. Extend operand 1
30624 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30625 (log10<mode>2): Ditto.
30626 (log2<mode>2): Ditto.
30627 (log1p<mode>2): Ditto.
30628 (logb<mode>2): Ditto.
30629 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
30630 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
30631 (*fxtractxf3_i387): Rename from *fxtractxf3.
30632 (fxtract_extend<mode>xf3_i387): New insn pattern.
30633 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
30634 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
30635 and gen_fyl2xxf3_i387().
30637 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
30639 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
30640 * cfgloopmanip.c (fix_loop_placement): Made static. Use
30641 get_loop_exit_edges. Changed return type to bool.
30642 * cfgloop.h (fix_loop_placement): Declaration removed.
30644 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30646 * param.h (MIN_VECT_LOOP_BOUND): New.
30647 * params.def (MIN_VECT_LOOP_BOUND): New.
30648 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
30649 argument - minimum threshold for number of iterations.
30650 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
30651 argument to declaration.
30652 * tree-vect-analyze.c (vect_analyze_operations): Check value of
30653 MIN_VECT_LOOP_BOUND.
30654 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
30655 slpeel_tree_peel_loop_to_edge with additional argument.
30656 (vect_do_peeling_for_alignment): Likewise.
30657 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
30659 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
30662 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
30663 operands of size 1.
30665 2007-01-14 Jan Hubicka <jh@suse.cz>
30667 * tree-dfa.c (remove_referenced_var): New function.
30668 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
30669 prune referenced vars list too.
30670 * tree-flow.h (remove_referenced_var): Declare.
30672 2007-01-14 Jan Hubicka <jh@suse.cz>
30674 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
30676 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
30677 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
30678 * except.h (verify_eh_throw_table_statements): Kill prototype.
30679 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
30680 into call exrepssions.
30681 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
30683 * tree-cfg.c: Include pointer-set.h.
30684 (verify_node_sharing): Work on pointer set.
30685 (verify_eh_throw_stmt_node): New.
30686 (verify_stmts): Use pointers sets, verify throw_stmt.
30688 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
30690 * ipa-reference.c (analyze_function): Consider also addresses taken
30693 2007-01-12 Roger Sayle <roger@eyesopen.com>
30695 * c-typeck.c (null_pointer_constant_p): Replace use of
30696 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30697 (build_c_cast): Likewise.
30699 2007-01-12 Roger Sayle <roger@eyesopen.com>
30701 * tree.h (force_fit_type_double): Remove unused final argument.
30702 * c-common.c (constant_expression_warning): Replace use of
30703 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30704 (convert_and_check): Likewise.
30705 (shorten_compare): Update call to force_fit_type_double.
30706 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
30707 * convert.c (convert_to_pointer): Update call to
30708 force_fit_type_double.
30709 * fold-const.c (force_fit_type_double): Remove overflowed_const
30711 (int_const_binop, fold_convert_const_int_from_int,
30712 fold_convert_const_int_from_real, fold_div_compare,
30713 fold_sign_changed_comparison, fold_unary, fold_negate_const,
30714 fold_abs_const, fold_not_const): Remove the final argument from
30715 calls to force_fit_type_double.
30717 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
30719 * configure.ac: Set insn to "nop" for spu-*-* also.
30720 * configure: Regenerate.
30722 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
30724 * builtins.def : Add BUILT_IN_FREE.
30726 2007-01-12 Jan Hubicka <jh@suse.cz>
30728 PR tree-optimization/30443
30729 * tree-inline.c (tree_function_versioning): Do not optimize when
30730 cloning for inlining.
30732 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
30734 * doc/loop.texi: Document recording of loop exits.
30735 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
30736 (update_single_exits_after_duplication,
30737 update_single_exit_for_duplicated_loop,
30738 update_single_exit_for_duplicated_loops): Removed.
30739 (duplicate_loop_to_header_edge): Do not call
30740 update_single_exits_after_duplication and
30741 update_single_exit_for_duplicated_loops.
30742 (loop_version): Do not update single_exit information.
30743 (fix_loop_structure): Use record_loop_exits instead of
30744 mark_single_exit_loops.
30745 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
30746 the lists of loop exits.
30747 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
30748 split_edge, merge_blocks): Update the lists of loop exits.
30749 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
30750 loop_optimizer_init.
30751 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
30752 of mark_single_exit_loops.
30753 (loop_optimizer_finalize): Call release_recorded_exits.
30754 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
30755 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
30756 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
30757 update single exit information.
30758 * lambda-code.c (perfect_nestify): Ditto.
30759 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
30760 (mark_single_exit_loops): Removed.
30761 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30762 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30763 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30765 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30766 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30767 (verify_loop_structure): Verify consistency of the exit lists.
30768 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30769 (set_single_exit): Removed.
30770 * cfgloop.h (struct loop_exit): New function.
30771 (struct loop): single_exit_ field replaced by exits field.
30772 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30773 LOOPS_HAVE_RECORDED_EXITS.
30774 (struct loops): Added exits hash.
30775 (mark_single_exit_loops, set_single_exit): Declaration removed.
30776 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30778 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30780 * doc/invoke.texi: Avoid use of @headitem.
30782 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30784 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30786 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30788 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30791 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30792 Richard Sandiford <richard@codesourcery.com>
30794 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30795 * config/m68k/m68k.opt: Resort options.
30796 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30798 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30799 Richard Sandiford <richard@codesourcery.com>
30801 * doc/invoke.texi: Document the macros that are defined by
30802 m68k's -mtune and -mhard-float options.
30803 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30804 (m68k_cpp_cpu_family): Likewise.
30805 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30806 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30807 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30808 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30809 (m68k_cpp_cpu_family): Likewise.
30811 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30813 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30814 macros besides mc68000 as tuning macros. Use a switch statement
30815 to set them and mcpu32.
30817 2007-01-12 Julian Brown <julian@codesourcery.com>
30819 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30820 (TARGET_68040_ONLY): Rename to...
30821 (TARGET_68040): ...this.
30822 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30823 * config/m68k/m68k.md: Likewise.
30825 2007-01-12 Julian Brown <julian@codesourcery.com>
30826 Nathan Sidwell <nathan@codesourcery.com>
30827 Richard Sandiford <richard@codesourcery.com>
30829 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30830 the -mcpu= argument associated with the --with-cpu setting.
30831 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30832 if different from the one implied by the -mcpu setting.
30833 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30834 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30835 * doc/invoke.texi: Mention ColdFire in the introduction to the
30836 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30837 -mno-div and -mhard-float options. Make -m68881 a synonym for
30838 -mhard-float. Document the previously-undocumented -m5206e,
30839 -m528x, -m5307 and -m5407 options. Tweak the existing option
30840 documentation for consistency.
30841 * doc/install.texi: Mention new --with-cpu arguments.
30842 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30843 default CPU if neither -mcpu nor -march are specified.
30844 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30845 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30846 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30847 using m68k_tune to decide between families that implement the
30848 same ISA. Use m68k_tune to set __mcfv4e__.
30849 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30850 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30851 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30852 (FL_ISA_C, FL_ISA_MMU): New macros.
30853 (MASK_COLDFIRE): Delete.
30854 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30855 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30856 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30857 (TARGET_HARD_FLOAT): Do not define here.
30858 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30859 (TUNE_68000): New macro.
30860 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30861 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30862 (TUNE_CFV2): Redefine in terms of m68k_tune.
30863 (uarch_type, target_device, fpu_type): New enums.
30864 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30865 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30866 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30867 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30868 (FL_FOR_isa_c): New macros.
30869 (m68k_isa): New enum.
30870 (m68k_target_selection): New structure.
30871 (all_devices, all_isas, all_microarchs): New tables.
30872 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30873 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30874 (MASK_ALL_CPU_BITS): Delete.
30875 (m68k_find_selection): New function.
30876 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30877 Map the legacy target options to a combination of the new ones.
30878 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30879 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30880 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30882 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30883 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30885 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30886 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30887 * config/m68k/m68k-devices.def: New file.
30889 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30890 Nathan Sidwell <nathan@codesourcery.com>
30892 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30893 (SUBTARGET_EXTRA_SPECS): New macros.
30894 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30895 use %(asm_cpu_spec) instead.
30896 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30897 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30898 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30899 (EXTRA_SPECS): Rename to...
30900 (SUBTARGET_EXTRA_SPECS): ...this.
30902 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30903 Richard Sandiford <richard@codesourcery.com>
30904 Julian Brown <julian@codesourcery.com>
30906 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30907 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30908 to the configuration's default CPU.
30909 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30910 Remove default masks.
30911 (m680[012]0-*-*): Set the default with_cpu to the first part of
30913 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30914 (m68k*-*-linux): Extend the --with-cpu handling to...
30915 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30916 and m68010. Don't set target_cpu_default2.
30917 * doc/install.texi: Document --with-cpu for m68k.
30918 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30919 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30920 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30921 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30922 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30923 (ASM_SPEC): Remove use of %(asm_cpu_default).
30924 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30925 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30926 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30927 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30928 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30929 (TARGET_DEFAULT): Delete.
30930 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30931 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30932 (CPP_CPU_SPEC): Delete.
30933 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30934 the appropriate string.
30935 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30936 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30937 (ASM_SPEC): Don't use %(asm_default_spec).
30938 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30939 TARGET_DEFAULT and add MASK_68881.
30940 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30942 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30944 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30945 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30946 MASK_68010 alongside MASK_68020.
30947 * doc/invoke.texi: Document -m68010.
30948 * config/m68k/m68k.opt (m68010): New.
30949 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30951 (TUNE_68010): New macro.
30952 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30953 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30954 (M68K_CPU_m68332): Add MASK_68010.
30955 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30956 fallback definition.
30957 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30959 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30960 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30961 to all entries that use MASK_68020.
30962 (output_move_simode_const, output_move_himode, output_move_qimode)
30963 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30964 instead of TARGET_68020 to select clr behavior. Remove comment
30965 about there being no TARGET_68010.
30966 * config/m68k/m68k.md: Likewise throughout.
30968 2007-01-12 Julian Brown <julian@codesourcery.com>
30970 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30971 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30972 * config/m68k/m68k.md: Likewise.
30974 2007-01-12 Julian Brown <julian@codesourcery.com>
30976 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30977 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30979 2007-01-12 Julian Brown <julian@codesourcery.com>
30981 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30982 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30983 * config/m68k/m68k.md: Likewise.
30985 2007-01-12 Julian Brown <julian@codesourcery.com>
30986 Richard Sandiford <richard@codesourcery.com>
30988 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30989 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30990 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30992 (TARGET_CPU32): Rename to...
30993 (TUNE_CPU32): ...this.
30994 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30995 (TUNE_CFV2): New macros.
30996 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30997 remove conditions that are implied by TARGET_68020.
30998 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30999 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
31000 (m68k_output_function_epilogue): Likewise.
31001 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
31002 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
31003 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
31004 non-68000 timings. Refactor multiplication and division costs.
31005 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
31006 TUNE_CPU32 instead of TARGET_CPU32.
31007 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
31008 and TUNE_68060 instead of TARGET_68060.
31009 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
31010 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
31012 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
31013 && !TARGET_COLDFIRE" to choose between moveq and clr.
31014 Likewise in the unnamed movsf pattern.
31015 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
31016 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
31019 2007-01-12 Richard Sandiford <richard@codesourcery.com>
31021 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
31022 of tabbing before backslashes.
31024 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
31026 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
31027 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
31028 (ASM_OUTPUT_INTERNAL_LABEL): Define.
31030 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31032 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
31033 find_interesting_uses_cond.
31034 (find_interesting_uses_cond): Use extract_cond_operands.
31035 (rewrite_use_compare): Use extract_cond_operands and
31036 force_gimple_operand_bsi. Do not call update_stmt.
31037 (determine_use_iv_cost_condition): Use extract_cond_operands.
31038 Return cheaper of using original bound and changing the exit bound.
31040 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31042 PR tree-optimization/29516
31043 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31044 most_expensive_mult_to_index, addr_to_parts,
31045 create_mem_ref, maybe_fold_tmr): Make the type of
31046 fields of TARGET_MEM_REF sizetype.
31047 (move_fixed_address_to_symbol, move_pointer_to_base):
31049 * tree.def (TARGET_MEM_REF): Add comment on types of
31052 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31054 * c-common.c (vector_types_convertible_p): Treat opaque types as
31055 always convertible if they have the same size, but not otherwise.
31057 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31059 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31060 Remove the b_unconditional field.
31061 (noce_try_sign_mask): Do not look at b_unconditional.
31062 (noce_process_if_block): Do not use merge_if_blocks. Update
31063 the CFG here. Do not set b_unconditional.
31064 (cond_move_process_if_block): Likewise.
31065 (find_cond_trap): Likewise.
31066 (check_cond_move_block): Require simple jump insns at the end
31067 of the basic block.
31069 2007-01-11 Jan Hubicka <jh@suse.cz>
31071 PR tree-optimization/1046
31072 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31073 when alias info is not ready.
31074 (pass_tail_recursion): Do not require aliasing.
31075 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31076 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31077 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31078 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31079 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31080 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31081 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31083 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31084 When aliasing is not build, mark statement as volatile.
31086 2007-01-11 Tom Tromey <tromey@redhat.com>
31088 PR preprocessor/15185, PR preprocessor/20989:
31089 * doc/cppopts.texi <-MT>: Update description of algorithm for
31090 computing default target.
31091 <-M, -MD>: Reword "basename" text.
31093 2007-01-11 Roger Sayle <roger@eyesopen.com>
31095 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31096 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31097 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31098 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31099 fold_builtin_bswap, real_constp, fold_builtin_pow,
31100 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31101 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31102 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31103 * convert.c (convert_to_pointer): Likewise.
31104 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31105 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31106 const_binop, fold_convert_const_int_from_int,
31107 fold_convert_const_int_from_real,
31108 fold_convert_const_real_from_real, sign_bit_p,
31109 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31110 fold_sign_changed_comparison, fold_unary, fold_comparison,
31111 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31112 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31113 * print-tree.c (print_node_brief, print_node): Likewise.
31114 * stor-layout.c (place_field, layout_type): Likewise.
31115 * tree-chrec.c (keep_cast): Likewise.
31116 * tree.c (build_vector, build_real, build_real_from_int_cst,
31117 build_complex): Likewise.
31119 2007-01-11 Roger Sayle <roger@eyesopen.com>
31121 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31122 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31124 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31126 * configure.ac (strict1_warn): Rename to strict_warn.
31127 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31128 cc_set_by_configure, quoted_cc_set_by_configure,
31129 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31130 all_boot_languages, all_stagestuff): Remove.
31131 (target_list): Remove bootstrap targets.
31132 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31133 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31134 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31135 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31136 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31137 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31138 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31139 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31140 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31141 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31142 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31143 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31144 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31145 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31146 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31147 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31148 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31149 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31150 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31151 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31152 (mostlyclean): Adjust.
31153 (clean, distclean): Don't mention bootstrap stuff.
31154 * configure: Regenerate.
31155 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31156 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31157 treelang/config-lang.in (stagestuff): Remove.
31158 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31159 stageprofile, stagefeedback, stagestuff): Remove mention.
31161 2007-01-11 Nick Clifton <nickc@redhat.com>
31163 * config/mcore/predicates.md (mcore_general_movesrc_operand):
31165 (mcore_general_movdst_operand): Do not accept CONST_INTs.
31166 (mcore_arith_K_S_operand): Run the test for the S constraint not
31167 the test for the M constraint.
31168 (mcore_addsub_operand): Do not accept integer values that are
31169 larger than 32 bits.
31170 * config/mcore/mcore.md: Remove unused constraints from split.
31171 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
31172 (addsi3): Likewise.
31173 (allocate_stack): Likewise.
31174 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
31175 operands to 32 bits.
31176 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
31178 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
31179 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
31180 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
31181 mcore_output_bclri, mcore_output_andn, output_inline_const,
31182 mcore_output_move, mcore_output_movedouble): Likewise.
31183 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
31184 (output_inline_const): Likewise.
31185 (output_inline_const): Fix format strings used in sprintf
31187 * config/mcore/mcore-protos.h: Update prototypes for changed
31188 functions in mcore.c.
31189 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
31190 HOST_WIDE_INT and not int.
31191 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
31192 CONST_OK_FOR_N): Likewise.
31193 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
31194 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
31197 2007-01-10 Jan Hubicka <jh@suse.cz>
31199 * tree-vrp.c (remove_range_assertions): Release defs.
31200 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
31201 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
31203 2007-01-10 Paul Brook <paul@codesourcery.com>
31205 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
31206 * config/arm/arm.md (mulsi3subsi): New insn.
31208 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
31210 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
31211 (tree_transform_and_unroll_loop): New.
31212 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
31215 2007-01-10 Robert Kennedy <jimbob@google.com>
31217 * fold-const.c (fold_comparison): Fold comparisons like (x *
31218 1000 < 0) to (x < 0).
31220 2007-01-10 Ian Lance Taylor <iant@google.com>
31222 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31223 operands have the same priority.
31225 2007-01-10 Tom Tromey <tromey@redhat.com>
31227 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31228 (fold_binary): Likewise.
31229 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31230 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31231 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31232 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31233 * langhooks.h (struct lang_hooks): Removed field
31234 'can_use_bit_fields_p'.
31236 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31238 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31240 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31242 * function.c (get_last_funcdef_no): New function.
31243 * function.h (get_last_funcdef_no): Declare.
31244 * tree-inline.c (initialize_cfun): Add initialization.
31245 (tree_function_versioning): Cleanup.
31247 2007-01-10 Jan Hubicka <jh@suse.cz>
31249 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31252 2007-01-10 Sa Liu <saliu@de.ibm.com>
31253 Ben Elliston <bje@au.ibm.com>
31255 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31256 for SAVE_NONLOCAL and Pmode for any other save level.
31257 * spu-protos.h (spu_restore_stack_block): Declare.
31258 * spu.md (save_stack_block): Remove.
31259 (restore_stack_block): Call spu_restore_stack_block.
31260 * spu.c (spu_restore_stack_block): New function.
31261 (spu_expand_epilogue): Remove old comment.
31263 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31265 PR tree-optimization/30322
31266 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31267 (cand_value_at): Return the value as aff_tree.
31268 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31269 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31270 aff_combination_mult): New functions.
31271 (aff_combination_add): Use aff_combination_add_cst.
31272 (aff_combination_convert): Allow conversions to a wider type.
31273 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31274 * tree-affine.h (aff_combination_mult): Declare.
31276 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31278 * doc/tm.texi: Update documentation to reflect reality of exec
31279 and start file search behaviours. Update copyright year.
31280 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31281 header file directories.
31283 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31285 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31286 (*cosxf2): Rename to cosxf2_i387.
31287 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31288 using X87MODEF12 mode macro. Rename patterns to
31289 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31291 (*cosdf2, *cossf2): Ditto.
31292 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31293 to match extended input operands.
31294 (sincos<mode>3): New expander.
31295 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31296 insn patterns and corresponding splitters.
31298 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31300 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31301 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31303 2007-01-09 Nicolas Pitre <nico@cam.org>
31306 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31308 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31310 * target.h (struct gcc_target): New field library_rtti_comdat.
31311 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31312 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31313 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31314 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31316 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31318 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31320 2007-01-08 Richard Guenther <rguenther@suse.de>
31322 * tree.h (force_fit_type_double): Export.
31323 (force_fit_type): Remove.
31324 * fold-const.c (force_fit_type_double): New function.
31325 (force_fit_type): Remove.
31326 (int_const_binop): Use it.
31327 (fold_convert_const_int_from_int): Likewise.
31328 (fold_convert_const_int_from_real): Likewise.
31329 (fold_div_compare): Likewise.
31330 (fold_sign_changed_comparison): Likewise.
31331 (fold_unary): Likewise.
31332 (fold_negate_const): Likewise.
31333 (fold_abs_const): Likewise.
31334 (fold_not_const): Likewise.
31335 * c-common.c (shorten_compare): Use force_fit_type_double.
31336 * convert.c (convert_to_pointer): Likewise.
31338 2007-01-08 Richard Guenther <rguenther@suse.de>
31340 * tree.h (build_int_cst_wide_type): Export.
31341 * tree.c (build_int_cst_wide_type): New function.
31342 (build_int_cst_wide): Fix comment.
31343 * builtins.c (fold_builtin_object_size): Use build_int_cst
31344 to build -1 or 0 of the correct type. Use fit_double_type
31345 to check for overflow.
31346 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31348 (decode_field_reference): Likewise.
31349 (all_ones_mask_p): Likewise.
31350 (native_interpret_int): Use build_int_cst_wide_type.
31351 (fold_binary): Use build_int_cst_type to build an all-ones
31353 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
31355 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
31357 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
31359 2007-01-09 Ben Elliston <bje@au.ibm.com>
31361 * genautomata.c (STATS_OPTION): New option.
31362 (stats_flag): New flag.
31363 (gen_automata_option): Handle it.
31364 (initiate_automaton_gen): Ditto.
31365 (write_automata): Output statistics only if stats_flag is
31366 set. Likewise, output time statistics only if time_flag is set.
31367 * doc/md.texi (Processor pipeline description): Document new flag.
31369 2007-01-08 Richard Guenther <rguenther@suse.de>
31371 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
31372 * tree.c (build_int_cst_type): Likewise.
31373 (size_in_bytes): Don't call force_fit_type on the result.
31374 (int_fits_type_p): Use fit_double_type.
31375 * fold-const.c (fit_double_type): New function.
31376 (force_fit_type): Use it.
31377 * tree.h (fit_double_type): Export.
31379 2007-01-08 Jan Hubicka <jh@suse.cz>
31381 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
31382 * ipa.c (function_and_variable_visibility): Fix return type.
31384 2007-01-08 Richard Guenther <rguenther@suse.de>
31386 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
31387 of offset to build the index.
31388 * tree-pretty-print.c (dump_generic_node): Don't build negated
31389 const just for printing.
31390 * c-pretty-print.c (pp_c_integer_constant): Likewise.
31391 * builtins.c (fold_builtin_int_roundingfn): Check if result
31392 fits the type by using force_fit_type and comparing the result.
31393 * predict.c (predict_loops): Use compare_tree_int for comparison.
31394 * tree.c (build_int_cst): Fall back to integer_type_node for
31396 (build_int_cst_wide): Assert type is non-null.
31398 2007-01-08 Roberto Costa <roberto.costa@st.com>
31400 * tree-vrp.c (extract_range_from_cond_expr): New.
31401 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
31402 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
31404 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
31405 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
31406 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
31407 used as expressions.
31408 * tree-object-size.c (cond_expr_object_size): New.
31409 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
31411 2007-01-08 Jan Hubicka <jh@suse.cz>
31413 * tree-ssa-forwprop.c (forward_propagate_into_cond,
31414 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
31417 2007-01-08 Richard Guenther <rguenther@suse.de>
31419 PR tree-optimization/23603
31420 * tree-vrp.c (set_value_range_to_truthvalue): New function.
31421 (extract_range_from_binary): Fall back to truthvalue instead of
31422 varying for TRUTH_*_EXPR.
31423 (extract_range_from_comparison): Fall back to truthvalue instead of
31425 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
31426 if all visited PHI values were constant.
31428 2007-01-08 Jan Hubicka <jh@suse.cz>
31430 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
31431 (cgraph_analyze_function): break out from ...
31432 (cgraph_finalize_compilation_unit): ... here.
31433 (cgraph_expand_function): Remove forgoten commented out line.
31434 (cgraph_optimize): Analyze functions.
31436 2007-01-08 Jan Hubicka <jh@suse.cz>
31438 * tree-pas.h (TODO_remove_function): New flag.
31439 (TODO_update*): Renumber.
31440 (pass_ipa_increase_alignment,
31441 pass_ipa_function_and_variable_visibility): New passes.
31442 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
31443 (cgraph_function_and_variable_visibility): Move to ipa.c
31444 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
31445 cgraph_increase_alignment.
31446 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
31447 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
31448 calling tree-inline.
31449 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
31450 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
31451 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
31452 (gate_increase_alignment): New function.
31453 (pass_ipa_increase_alignment): New pass.
31454 * ipa.c: Inline tree-pass.h and timevar.h
31455 (function_and_variable_visibility): Move here from cgraphunit.c
31456 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
31457 * passes.c (init_optimization_passes): Add the two new passes.
31458 (execute_todo): Handle cgraph_remove_functions.
31460 2007-01-08 Nick Clifton <nickc@redhat.com>
31462 * config/frv/predicates.md (reg_or_0_operand): Accept
31465 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
31467 * config/bfin/rtems.h, config/bfin/t-rtems: New.
31468 * config.gcc: Add bfin*-rtems*.
31470 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31472 * c.opt: Add -flax-vector-conversions.
31473 * c-typeck.c (convert_for_assignment): Pass flag to
31474 vector_types_convertible_p to allow emission of note.
31475 (digest_init): Likewise.
31476 * c-opts.c: Handle -flax-vector-conversions.
31477 * c-common.c (flag_lax_vector_conversions): New.
31478 (vector_types_convertible_p): Unless -flax-vector conversions
31479 has been passed, disallow conversions between vectors with
31480 differing numbers of subparts and/or element types. If such
31481 a conversion is disallowed, possibly emit a note on the first
31482 occasion only to inform the user of -flax-vector-conversions.
31483 The new last argument specifies this.
31484 * c-common.h (flag_lax_vector_conversions): New.
31485 (vector_types_convertible_p): Add extra argument.
31486 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
31487 char_type_node for V*QI type vectors.
31488 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
31489 Update to satisfy new typechecking rules.
31490 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
31491 C and C++ variants.
31492 * doc/invoke.texi (C Dialect Options): Document
31493 -flax-vector-conversions.
31495 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31497 PR tree-optimization/29877
31498 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
31499 a register variable on the RHS to not be replaceable.
31501 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
31502 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
31503 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
31504 const_simm15, const_pow2, const_npow2): Added.
31505 * config/score/misc.md (insv, extv, extzv, movmemsi,
31506 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
31507 * config/score/score.c (score_address_cost, score_select_cc_mode):
31509 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
31510 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
31511 Update score_print_operand.
31512 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
31513 Adjust register allocate order and update some macro define.
31514 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
31515 mdx_block_move_straight, mdx_block_move_loop_head,
31516 mdx_block_move_loop_body, mdx_block_move_loop_foot,
31517 mdx_block_move_loop, mdx_block_move): Added.
31518 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
31519 mdp_limm): Updated and fix some bug and typo.
31520 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
31521 (movsf, movdf, doloop_end): Added.
31523 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
31525 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
31526 config/arm/thumb2.md: Fix comment typos.
31527 * doc/extend.texi: Fix a typo.
31529 2007-01-07 Eric Christopher <echristo@apple.com>
31531 * configure.ac: Check for __stack_chk_fail for darwin.
31532 * configure: Regenerate.
31534 2007-01-07 Richard Guenther <rguenther@suse.de>
31536 * tree-vrp.c (extract_range_from_assert): CSE calls to
31537 compare_values where possible.
31538 (extract_range_from_unary_expr): Likewise.
31540 2007-01-07 Anatoly Sokolov <aesok@post.ru>
31542 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
31543 * config/avr/avr.c (call_insn_operand): Delete function.
31544 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
31545 instead of register number. Use predicates.
31546 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
31547 call_insn_operand): Add.
31549 2007-01-06 Jan Hubicka <jh@suse.cz>
31551 * tree-pass.h (pass_build_cgraph_edges): Declare.
31552 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31553 (visited_nodes): Remove.
31554 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31555 build_cgrpah_edges; make visited_nodes local.
31556 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31557 (record_references_in_initializer): Move to cgraphbuild.c
31558 (initialize_inline_failed, rebuild_cgraph_edges,
31559 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31560 (verify_cgraph_node): Make visited_nodes local.
31561 (cgraph_analyze_function): Do not call cgraph_create_edges and
31562 initialize_inline_failed.
31563 (cgraph_expand_function): Do not call cgraph_lower_function;
31564 assert that function is already lowered.
31565 * Makefile.in (cgraphbuild.o): New.
31566 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
31567 at the end of lowering passes.
31569 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
31571 * ifcvt.c (cond_move_convert_if_block): New function, code
31572 factored out from...
31573 (cond_move_process_if_block): ...here. Call the new function
31574 on the THEN and ELSE blocks.
31575 (merge_if_block): Do not copy global_live_at_end, merge_blocks
31576 already takes care of this.
31578 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31581 * tree.h (TREE_OVERFLOW_P): New.
31582 * c-typeck.c (parser_build_unary_op): Warn only if result
31583 overflowed and operands did not.
31584 (parser_build_binary_op): Likewise.
31585 (convert_for_assignment): Remove redundant overflow_warning.
31586 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
31588 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31590 * c-typeck.c (store_init_value): Split over two lines to follow
31591 the GNU coding style.
31593 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
31595 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
31596 __GXX_EXPERIMENTAL_CXX0X__.
31597 * doc/cpp.texi: Same.
31599 2007-01-05 Richard Guenther <rguenther@suse.de>
31601 PR middle-end/27826
31602 * tree.c (get_narrower): Do not construct COMPONENT_REFs
31603 with mismatched types. Instead explicitly build a
31604 conversion NOP_EXPR.
31606 2007-01-05 Ian Lance Taylor <iant@google.com>
31608 * c-common.c (decl_with_nonnull_addr_p): New function.
31609 (c_common_truthvalue_conversion): Call it.
31610 * c-typeck.c (build_binary_op): Likewise.
31611 * c-common.h (decl_with_nonnull_addr_p): Declare.
31613 2007-01-05 Jakub Jelinek <jakub@redhat.com>
31616 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
31619 2007-01-05 Joel Brobecker <brobecker@adacore.com>
31621 * doc/install.texi (Final install): Document the fact that
31622 the GNAT runtime should not be stripped.
31624 2007-01-04 Jan Hubicka <jh@suse.cz>
31626 * tree-inline.c (fold_marked_statements): Update operand caches
31627 and EH after folding
31629 2007-01-04 Ian Lance Taylor <iant@google.com>
31631 * c-common.c (check_function_nonnull): Whitespace fix.
31633 2007-01-04 Jan Hubicka <jh@suse.cz>
31635 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
31636 comitted older version of patch.
31637 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
31638 function, celanup cfg and collect garbage.
31640 2007-01-04 Mike Stump <mrs@apple.com>
31642 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
31645 2007-01-04 Eric Christopher <echristo@apple.com>
31647 * libgcc2.c (__bswapsi2): Use SItype.
31648 (__bswapdi2): Use DItype.
31649 * libgcc2.h: Update for above.
31651 2007-01-04 Paul Brook <paul@codesourcery.com>
31653 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
31654 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
31655 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
31656 umulsidi3, umulsidi3adddi, smulsi3_highpart,
31657 umulsi3_highpart): Make conditional on !arm_arch6.
31658 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
31659 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
31660 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
31661 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
31662 umulsi3_highpart_v6): New insns.
31664 2007-01-04 Roger Sayle <roger@eyesopen.com>
31666 * fold-const.c (fold_convert): When casting an expression to void,
31667 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
31668 have a type. Instead of attempting to build a NOP_EXPR, return
31669 these "special" trees directly.
31671 2007-01-04 Joseph Myers <joseph@codesourcery.com>
31673 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
31674 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
31675 rs6000_cost->fp not 0 as adjustment for outer NEG.
31677 2007-01-04 Jan Hubicka <jh@suse.cz>
31679 * cgraph.c (cgraph_release_function_body): New function.
31680 (cgraph_remove_node): Use it.
31681 * cgraph.h (cgraph_release_function_body): Declare.
31682 * cgraphunit.c (cgraph_expand_function): Use it.
31683 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
31684 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
31685 is initialized and while compilation of other function is running.
31686 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
31687 statement CFG annotations from here to ...
31688 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
31690 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
31692 * cfgloop.h (enum li_flags): Make the constants powers of two.
31694 2007-01-04 Jan Hubicka <jh@suse.cz>
31696 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
31698 (fold_marked_statements): New function.
31699 (optimize_inline_calls, tree_function_versioning): Fold new statements.
31700 * tree-inline.h (copy_body_data): Add statements_to_fold.
31702 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
31704 * config.gcc: Mention libgcc/config.host.
31705 * Makefile.in: Update comments mentioning libgcc.
31706 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
31707 (all.cross, start.encap, rest.encap, rest.cross): Update
31708 dependencies for libgcc move.
31709 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
31710 (clean-target, clean-target-libgcc): Delete.
31711 (srcdirify, GCC_EXTRA_PARTS): New macros.
31712 (libgcc-support, libgcc.mvars): New rules.
31713 (distclean): Remove mention of mklibgcc.
31714 (install): Don't reference INSTALL_LIBGCC.
31715 (install-common): Don't reference EXTRA_PARTS.
31716 (install-libgcc, install-multilib): Delete rules.
31717 * mklibgcc.in: Delete file.
31718 * doc/configfiles.texi: Don't mention mklibgcc.
31720 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
31721 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
31722 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
31723 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
31724 (mklibgcc, ldblspecs): Likewise.
31726 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
31727 (posixpre.def): Use $(T).
31728 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
31729 (SHLIB_SRC, SHLIB_INSTALL): Delete.
31730 (SHLIB_LINK): Make dummy.
31731 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
31733 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
31735 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
31736 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
31737 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
31738 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
31740 * configure.ac (all_outputs): Remove mklibgcc.
31741 * configure: Regenerated.
31743 2007-01-03 Josh Conner <jconner@apple.com>
31745 PR middle-end/29683
31746 * calls.c (compute_argument_addresses): Set stack and stack_slot
31747 for partial args, too.
31748 (store_one_arg): Use locate.size.constant for the size when
31749 generating a save_area.
31751 2007-01-03 Robert Kennedy <jimbob@google.com>
31753 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
31754 whose definitions are deleted due to basic block merging.
31756 2007-01-03 Paul Brook <paul@codesourcery.com>
31759 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
31761 (use_return_insn): Return 0 for Thumb interrupt functions.
31762 (print_multi_reg): Add rfe argument for IRQ returns.
31763 (arm_output_epilogue): Pop interrupt return address directly into PC.
31764 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31766 2007-01-03 Paul Brook <paul@codesourcery.com>
31768 Merge from sourcerygxx-4_1.
31769 * config/arm/thumb2.md: New file.
31770 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31772 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31773 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31774 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31775 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31777 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31778 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31780 * config/arm/ieee754-sf.S: Ditto.
31781 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31782 (thumb1_base_register_rtx_p): ... to this.
31783 (thumb_index_register_rtx_p): Rename...
31784 (thumb1_index_register_rtx_p): ... to this.
31785 (thumb_output_function_prologue): Rename...
31786 (thumb1_output_function_prologue): ... to this.
31787 (thumb_legitimate_address_p): Rename...
31788 (thumb1_legitimate_address_p): ... to this.
31789 (thumb_rtx_costs): Rename...
31790 (thumb1_rtx_costs): ... to this.
31791 (thumb_compute_save_reg_mask): Rename...
31792 (thumb1_compute_save_reg_mask): ... to this.
31793 (thumb_final_prescan_insn): Rename...
31794 (thumb1_final_prescan_insn): ... to this.
31795 (thumb_expand_epilogue): Rename...
31796 (thumb1_expand_epilogue): ... to this.
31797 (arm_unwind_emit_stm): Rename...
31798 (arm_unwind_emit_sequence): ... to this.
31799 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31800 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31801 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31802 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31803 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31804 thumb2_output_casesi): New functions.
31805 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31806 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31807 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31808 THUMB2_WORK_REGS): Define.
31809 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31810 arm_condexec_mask, arm_condexec_masklen)): New variables.
31811 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31812 (arm_override_options): Check new CPU capabilities.
31813 Set new architecture flag variables.
31814 (arm_isr_value): Handle v7m interrupt functions.
31815 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31817 (const_ok_for_arm): Handle Thumb-2 constants.
31818 (arm_gen_constant): Ditto. Use movw when available.
31819 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31821 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31822 (thumb_find_work_register, arm_load_pic_register,
31823 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31824 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31825 print_multi_reg, output_mov_long_double_fpa_from_arm,
31826 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31827 output_mov_double_fpa_from_arm, output_move_double,
31828 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31829 output_return_instruction, arm_output_function_prologue,
31830 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31831 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31832 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31833 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31834 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31835 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31837 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31838 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31839 (arm_file_start): Output directive for unified syntax.
31840 (arm_unwind_emit_set): Handle stack alignment instruction.
31841 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31842 Add v6t2, v7, v7a, v7r and v7m.
31843 (RETLDM): Add Thumb-2 code.
31844 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31845 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31846 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31847 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31848 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31849 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31850 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31851 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31852 ADJUST_INSN_LENGTH): Define.
31853 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31854 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31855 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31856 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31857 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31858 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31859 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31860 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31861 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31862 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31863 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31864 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31865 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31866 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31867 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31868 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31869 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31871 * config/arm/arm-tune.md: Regenerate.
31872 * config/arm/arm-protos.h: Update prototypes.
31873 * config/arm/vfp.md: Enable patterns for Thumb-2.
31874 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31875 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31876 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31877 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31878 * config/arm/libunwind.S: Add Thumb-2 code.
31879 * config/arm/constraints.md: Update include Thumb-2.
31880 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31881 * config/arm/ieee754-df.S: Ditto.
31882 * config/arm/bpabi.S: Ditto.
31883 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31884 * config/arm/predicates.md (low_register_operand,
31885 low_reg_or_int_operand, thumb_16bit_operator): New.
31886 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31887 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31888 * config/arm/t-arm-elf: Add armv7 multilib.
31889 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31891 (UNSPEC_STACK_ALIGN, ce_count): New.
31892 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31893 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31895 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31896 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31897 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31898 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31899 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31900 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31902 * doc/extend.texi: Document ARMv7-M interrupt functions.
31903 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31905 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31907 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31908 (struct _Unwind_Context): Rename args_size to flags, remove
31909 signal_frame field, add a new args_size field and version field.
31910 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31911 _Unwind_IsExtendedContext): New inline functions.
31912 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31913 Assume by_value array is only present if _Unwind_IsExtendedContext.
31914 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31915 _Unwind_IsSignalFrame.
31916 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31917 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31918 (uw_init_context_1): Initialize context->flags to
31919 EXTENDED_CONTEXT_BIT.
31920 * config/rs6000/linux-unwind.h (frob_update_context): Use
31921 _Unwind_SetSignalFrame.
31923 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31925 PR middle-end/30353
31926 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31927 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31930 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31932 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31933 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31934 RET, AT_SP): Remove.
31935 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31938 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31939 * cfgbuild.c (find_basic_blocks): Likewise.
31940 * cfgrtl.c (rtl_create_basic_block): Likewise.
31941 * function.c (temp_slots_at_level): Likewise.
31942 * reg-stack.c (stack_regs_mentioned): Likewise.
31943 * regclass.c (allocate_reg_info): Likewise.
31944 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31945 set_bb_for_stmt, move_block_to_fn): Likewise.
31946 * tree-complex.c (tree_lower_complex): Likewise.
31947 * vec.h (VEC_safe_grow_cleared): New.
31949 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31951 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31953 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31954 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31956 * cfgloopmanip.c (scale_loop_frequencies): Export.
31957 (loopify): Scale the frequencies by prescribed coefficients.
31958 (set_zero_probability): New function.
31959 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31960 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31961 and frequencies according to arguments.
31962 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31964 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31965 * modulo-sched.c (sms_schedule): Set probabilities for entering
31966 versioned loop correctly.
31967 * tree-vect-transform.c (vect_transform_loop): Ditto.
31968 * cfgloop.h (loopify, loop_version): Declaration changed.
31969 (scale_loop_frequencies): Declared.
31971 2007-01-02 Jan Hubicka <jh@suse.cz>
31973 * cgraph.c: Include tree-flow.h
31974 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31975 early_local_passes.
31976 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31977 * tree-pass.h (pass_all_early_optimizations): Declare.
31978 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31979 early_local_passes.
31980 (cgraph_analyze_function): Do early_local_passes.
31981 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31982 Do not add referenced vars.
31983 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31985 (gate_all_early_local_passes): New gate.
31986 (pass_early_local_passes): Use new gate.
31987 (execute_early_local_optimizations): New functions.
31988 (gate_all_early_optimizations): New gate.
31989 (pass_all_early_optimizations): New pass.
31990 (execute_free_datastructures): Free SSA only when initialized.
31991 (gate_init_datastructures): Init only when optimizing.
31992 (tree_lowering_passes): Do early local passes when called late.
31993 * tree-profile.c (do_tree_profiling): Don't profile functions added
31995 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31996 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31998 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31999 during early_local_passes.
32000 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
32003 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32005 * Makefile.in: Update copyright year.
32007 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
32009 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
32010 in $(lang_checks) and check-consistency targets.
32012 2007-01-02 Jan Hubicka <jh@suse.cz>
32014 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
32015 Do not add referenced vars.
32016 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
32018 * passes.c (init_optimization_passes): Put mudflap_2 after
32019 free_datastructures.
32021 2007-01-02 Jan Hubicka <jh@suse.cz>
32023 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
32024 Set NOTHROW flag on call statements proved to be nothrow.
32025 Update statement of local calls so new pure/const functions are
32026 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
32028 (tree_rest_of_compilation): Register hooks and initialize bitmap
32029 early. Do not set after_inlining flag.
32031 2007-01-02 Steve Ellcey <sje@cup.hp.com>
32033 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
32034 HOST_BITS_PER_LONGLONG
32036 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32039 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32040 warning for non-static initializers.
32042 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32044 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32045 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32046 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32047 Always use set_unique_reg_note to add REG_EQUAL notes.
32049 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32052 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32054 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32055 * cfgbuild.c (find_basic_blocks): Likewise.
32056 * cfgrtl.c (rtl_create_basic_block): Likewise.
32057 * function.c (temp_slots_at_level): Likewise.
32058 * reg-stack.c (stack_regs_mentioned): Likewise.
32059 * regclass.c (allocate_reg_info): Likewise.
32060 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32061 set_bb_for_stmt, move_block_to_fn): Likewise.
32062 * tree-complex.c (tree_lower_complex): Likewise.
32063 * vec.h (VEC_safe_grow_cleared): New.
32065 2007-01-02 Ian Lance Taylor <iant@google.com>
32067 * c-common.c (c_common_truthvalue_conversion): When warning about
32068 using an assignment as a truth value, set TREE_NO_WARNING.
32070 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32073 * c.opt (Wold-style-declaration): New.
32074 * doc/invoke.texi (C-only Warning Options): New.
32075 (Wold-style-declaration): Document it.
32076 (Wextra): Enabled by -Wextra.
32077 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32078 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32079 -Wold-style-declaration.
32081 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32083 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32084 * cfgbuild.c (find_basic_blocks): Likewise.
32085 * cfgrtl.c (rtl_create_basic_block): Likewise.
32086 * function.c (temp_slots_at_level): Likewise.
32087 * reg-stack.c (stack_regs_mentioned): Likewise.
32088 * regclass.c (allocate_reg_info): Likewise.
32089 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32090 set_bb_for_stmt, move_block_to_fn): Likewise.
32091 * tree-complex.c (tree_lower_complex): Likewise.
32092 * vec.h (VEC_safe_grow_cleared): New.
32094 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32096 * c-common.c (c_common_nodes_and_builtins): Since variants of
32097 void_type_node get built before it is given a name, we need to
32098 give those variants the name, too.
32099 (complete_array_type): We need to work with the canonical main
32100 type of the array, from which we will build the qualified version.
32101 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32102 * print-tree.c (print_node): Display canonical type information
32104 * stor-layout.c (layout_type): When we don't know the
32105 alignment of a type for which we're building an array, we end up
32106 guessing wrong, so make the type require structural equality.
32107 * tree.c (make_node_stat): When we build a new type, it is its
32108 own canonical type.
32109 (build_type_attribute_qual_variant): When building an attribute
32110 variant, its canonical type is the non-attribute variant. However,
32111 if the attributes are target-dependent and they differ, we need to
32112 use structural equality checks for this type.
32113 (build_qualified_type): A qualified type is not equivalent to its
32114 unqualified variant; set the canonical type appropriately.
32115 (build_distinct_type_copy): When building a distinct type from
32116 another type, the new type is its own canonical type.
32117 (build_variant_type_copy): When building a new type variant, we
32118 assume that it is equivalent to the original type.
32119 (build_pointer_type_for_mode): When building a pointer type, also
32120 build a canonical type pointer.
32121 (build_reference_type_for_mode): When building a reference type,
32122 also build a canonical type reference.
32123 (build_index_type): When we can't hash an index type (e.g.,
32124 because its maximum value is negative), the index type requires
32125 structural equality tests.
32126 (build_array_type): Build the canonical form of an array type.
32127 (build_function_type): Function types require structural equality,
32128 because they contain default arguments, attributes, etc.
32129 (build_method_type_directly): Ditto for method types.
32130 (build_offset_type): Build the canonical offset type.
32131 (build_complex_type): Build the canonical vector type.
32132 (make_vector_type): Build the canonical vector type.
32133 * tree.h (TYPE_CANONICAL): New.
32134 (TYPE_STRUCTURAL_EQUALITY_P): New.
32135 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32136 (struct tree_type): Added "canonical" field.
32137 * params.h (VERIFY_CANONICAL_TYPES): New.
32138 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32139 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32140 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32141 * doc/invoke.texi (verify-canonical-types): Document --param
32142 parameter for verifying canonical types.
32144 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32146 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32147 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32148 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32149 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32151 * config/rs6000/e500.h: New.
32152 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32153 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32155 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32156 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32157 TARGET_E500_DOUBLE): Remove.
32158 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32159 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
32160 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
32161 * config/rs6000/rs6000.c (rs6000_override_options): Use
32162 CHECK_E500_OPTIONS.
32164 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32166 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
32167 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
32168 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
32169 rs6000_emit_cmove): Don't check TARGET_E500.
32170 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
32171 sordered): Don't check TARGET_E500.
32173 2007-01-01 Eric Christopher <echristo@apple.com>
32175 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
32176 HARD_REGISTER_NUM_P.
32178 2007-01-01 Roger Sayle <roger@eyesopen.com>
32180 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
32181 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
32182 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
32185 2007-01-01 Mike Stump <mrs@apple.com>
32187 * configure.ac: Remove support for building with Apple's gcc-3.1.
32189 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32191 PR middle-end/30311
32192 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
32193 REG is a hard register. Do not modify REG before calling
32195 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
32196 multiple of the size of YMODE for certain lowpart cases.
32198 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32200 PR middle-end/30253
32201 * gimplify (voidify_wrapper_expr): Update for
32202 GIMPLE_MODIFY_STMT.
32204 2007-01-01 Andreas Schwab <schwab@suse.de>
32207 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
32208 save of BR0 in extra_spill_size instead of spill_size.
32209 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
32211 (ia64_expand_epilogue): Restore BR0 from its new location.
32213 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32215 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
32216 Use a temporary variable if the left hand side is not a gimple
32219 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32221 * gimplify.c (gimplify_return_expr): Make the temporary variable
32222 for the return expression, a gimple register variable.
32224 2007-01-01 Jan Hubicka <jh@suse.cz>
32226 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32229 2007-01-01 Mike Stump <mrs@apple.com>
32231 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32233 * config/darwin.c (machopic_select_rtx_section): Use
32234 HAVE_GAS_LITERAL16.
32235 (darwin_mergeable_constant_section): Likewise.
32236 * configure: Regenerate.
32237 * config.in: Regenerate.
32239 2007-01-01 Jan Hubicka <jh@suse.cz>
32240 Andrew Pinski <pinskia@gmail.com>
32242 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32243 before starting IPA passes.