1 2007-11-13 diego novillo <dnovillo@google.com>
4 * tree.h (strcut tree_memory_tag): add field unpartitionable.
5 remove field in_nested_struct.
6 (struct tree_struct_field_tag): add field nesting_level.
7 (sft_in_nested_struct): remove.
8 (sft_nesting_level): define.
9 (sft_unpartitionable_p): define.
10 * tree-ssa-alias.c (mem_sym_score): if mp->var is not
11 partitionable, return long_max.
12 (compute_memory_partitions): do not partition sfts marked
14 (create_sft): add argument nesting_level. set
15 sft_nesting_level with it. update all users.
16 (create_overlap_variables_for): show nesting level.
17 * tree-dfa.c (dump_subvars_for): likewise.
18 (dump_variable): likewise.
19 show whether the sft is partitionable or not.
20 * tree-flow.h (struct fieldoff): remove field
22 add field nesting_level.
23 * tree-ssa-structalias.c (struct variable_info): remove
24 field in_nested_struct.
25 (push_fields_onto_fieldstack): add argument
26 nesting_level. update all users.
28 update pair->nesting_level with nesting_level.
29 make recursive calls with nesting_level + 1.
30 (set_uids_in_ptset): if an sft is added to the points-to
31 set, mark it as unpartitionable.
32 * tree-ssa-operands.c (ref_nesting_level): new.
33 (add_vars_for_offset): call it.
34 add argument full_ref. update
36 if var is inside a nested structure and the nesting level
37 of full_ref is lower than the nesting level of var,
38 adjust offset by the offset of var.
40 2007-11-13 Victor Kaplansky <victork@il.ibm.com>
42 PR tree-optimization/32582
43 * Makefile.in (CRTSTUFF_CFLAGS): Add -fno-tree-vectorize
45 2007-11-12 Danny Smith <dannysmith@users.sourceforge.net>
47 * doc/extend.texi (dllimport): Document that pointers to dllimport'd
48 functions can be used as constant.
50 2007-11-12 Eric Botcazou <ebotcazou@libertysurf.fr>
52 PR rtl-optimization/34035
53 * cse.c (cse_cfg_altered): New global variable.
54 (cse_jumps_altered): Make boolean.
55 (recorded_label_ref): Likewise.
56 (cse_insn): Adjust for above changes.
57 (cse_extended_basic_block): Likewise. Set cse_cfg_altered
58 if dead edges have been purged.
59 (cse_main): Change return value specification and adjust code.
60 (rest_of_handle_cse): Adjust for above change.
61 (rest_of_handle_cse2): Likewise.
62 * gcse.c (rest_of_handle_gcse): Likewise.
64 2007-11-12 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
65 Michael Meissner <michael.meissner@amd.com>
67 * config/i386/i386.md (sse5_setcc<mode>): Use <ssemodefsuffix> to
68 get the appropriate suffix for the coms* instruction.
69 (sse5_pcmov_<mode>): Restrict operands of pcmov
70 for scalar case to be only xmm registers and not memory.
72 * config/i386/sse.md (sse5_pcmov_<mode>): Correct the operand
73 constraints to follow the mnemonics for the pcmov instruction
75 2007-11-12 Richard Sandiford <rsandifo@nildram.co.uk>
78 * config/mips/mips.c (mips_return_fpr_single): New function.
79 (mips_function_value): Use it when returning single-field
81 (mips_expand_call): Handle the PARALLELs created by
82 mips_return_fpr_single.
84 2007-11-12 Richard Guenther <rguenther@suse.de>
87 * fold-const.c (fold_binary): If testing for non-negative
88 operands with tree_expr_nonnegative_warnv_p make sure to
89 use op0 which has all (sign) conversions retained.
91 2007-11-12 Richard Guenther <rguenther@suse.de>
94 * fold-const.c (fold_binary): Fold n - (n / m) * m to n % m.
95 (fold_binary): Fold unsinged FLOOR_DIV_EXPR to TRUNC_DIV_EXPR.
97 2007-11-12 Ira Rosen <irar@il.ibm.com>
99 PR tree-optimization/33953
100 * tree-vect-transform.c (vectorizable_operation): In case of SLP,
101 allocate vec_oprnds1 according to the number of created vector
102 statements. In case of shift with scalar argument, store scalar operand
103 for every vector statement to be created for the SLP node. Fix a
106 2007-11-10 Steven Bosscher <stevenb.gcc@gmail.com>
108 * gcse.c (CUID_INSN): Remove.
110 (alloc_gcse_mem): Don't allocate cuid_insn.
111 (free_gcse_mem): Don't free cuid_insn.
113 2007-11-10 Jakub Jelinek <jakub@redhat.com>
116 * gimplify.c (goa_lhs_expr_p): Inside INDIRECT_REF handle unshared
120 * tree-inline.h (copy_body_data): Add regimplify field.
121 * tree-inline.c (copy_body_r): Set id->regimplify to true
122 if an TREE_INVARIANT ADDR_EXPR is no longer invariant after
124 (copy_bb): Clear id->regimplify before walk_tree, if it is
125 set afterwards, regimplify the whole statement.
127 PR tree-optimization/33680
128 * tree-data-ref.c (split_constant_offset) <case ADDR_EXPR>: Punt
129 if the added cast involves variable length types.
131 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
132 Maxim Kuvyrkov <maxim@codesourcery.com>
134 * sched-deps.c (sched_analyze_insn): Use MOVE_BARRIER
135 instead of TRUE_BARRIER for jumps. Add register dependencies
136 even when reg_pending_barrier is set.
138 2007-11-09 Alexander Monakov <amonakov@ispras.ru>
140 * haifa-sched.c (haifa_classify_insn): Rename to ...
141 (haifa_classify_rtx): ... this. Improve handling of COND_EXECs,
142 handle PARALLELs by recursing. Use it ...
143 (haifa_classify_insn): ... here. Reimplement.
145 2007-11-09 Richard Guenther <rguenther@suse.de>
147 * bitmap.h (bitmap_single_bit_set_p): Declare.
148 * bitmap.c (bitmap_single_bit_set_p): New function.
149 * tree-ssa-alias.c (add_may_alias_for_new_tag): Use it.
150 (maybe_create_global_var): Use bitmap_empty_p.
152 2007-11-09 Paolo Bonzini <bonzini@gnu.org>
153 Jakub Jelinek <jakub@redhat.com>
155 PR rtl-optimization/34012
156 * fwprop.c (try_fwprop_subst): Do not replace if the new
157 SET_SRC has a higher cost than the old one.
159 2007-11-09 Eric Botcazou <ebotcazou@libertysurf.fr>
161 PR rtl-optimization/33732
162 * reload.c (push_reload): Check that the REG_DEAD note was referring
163 to a hardreg or to a pseudo that has been assigned exactly one hardreg
164 before considering it in order to select the reload register.
165 (combine_reloads): Likewise.
166 (find_dummy_reload): Likewise.
168 2007-11-09 Richard Guenther <rguenther@suse.de>
170 * tree-flow.h (struct ptr_info_def): Make escape_mask a
172 (struct ptr_info_def): Likewise.
173 (enum escape_type): Also use bit zero.
175 2007-11-09 Richard Guenther <rguenther@suse.de>
177 PR tree-optimization/33604
178 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_vars):
179 Disregard changes in CV qualifiers of pointed to types for
180 forward propagating ADDR_EXPRs.
181 * tree-ssa-ccp.c (fold_stmt_r): Preserve volatileness of the original
184 2007-11-09 Richard Sandiford <rsandifo@nildram.co.uk>
186 * dse.c (find_shift_sequence): Always choose an integer mode for
188 (replace_read): Require both the read and store mode to be
189 integer ones. Remove a then-redundant FLOAT_P check.
191 2007-11-08 Richard Guenther <rguenther@suse.de>
193 * tree-dfa.c (remove_referenced_var): If removing a
194 variable which has subvars, also remove those from
195 the referenced vars. Do not create a variable annotation.
197 2007-11-08 Bob Wilson <bob.wilson@acm.org>
199 * config/xtensa/xtensa.c (xtensa_expand_prologue): Remove first
200 argument for gen_entry calls.
201 * config/xtensa/xtensa.md: Add new "entry" value to "type" attribute.
202 (entry): Use the new attribute value. Remove unused first operand.
204 2007-11-08 Tom Tromey <tromey@redhat.com>
206 * c-parser.c (c_parser_translation_unit): Use location in error.
207 (c_parser_external_declaration): Likewise.
208 (c_parser_declaration_or_fndef): Likewise.
209 (c_parser_enum_specifier): Likewise.
210 (c_parser_struct_or_union_specifier): Likewise.
211 (c_parser_struct_declaration): Likewise.
212 (c_parser_typeof_specifier): Likewise.
213 (c_parser_parms_list_declarator): Likewise.
214 (c_parser_asm_string_literal): Likewise.
215 (c_parser_braced_init): Likewise.
216 (c_parser_initelt): Likewise.
217 (c_parser_compound_statement_nostart): Likewise.
218 (c_parser_statement_after_labels): Likewise.
219 (c_parser_do_statement): Likewise.
220 (c_parser_asm_statement): Likewise.
221 (c_parser_conditional_expression): Likewise.
222 (c_parser_unary_expression): Likewise.
223 (c_parser_sizeof_expression): Likewise.
224 (c_parser_postfix_expression): Likewise.
225 (c_parser_postfix_expression_after_paren_type): Likewise.
226 (c_parser_objc_class_instance_variables): Likewise.
227 (c_parser_objc_method_definition): Likewise.
228 (c_parser_objc_methodprotolist): Likewise.
229 (c_parser_pragma): Likewise.
230 (c_parser_omp_clause_num_threads): Likewise.
231 (c_parser_omp_clause_schedule): Likewise.
232 (c_parser_omp_all_clauses): Likewise.
233 (c_parser_omp_sections_scope): Likewise.
234 (c_parser_label): Use location of label, not colon.
236 2007-11-08 Danny Smith <dannysmith@users.sourceforge.net>
239 * config/i386/cygming.h (BIGGEST_FIELD_ALIGNMENT): Define only if
242 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
245 * ipa-pure-const.c (static_execute): Added code to keep recursive
246 functions from being marked as pure or const.
247 * ipa-utils.c (searchc): Fixed comment.
249 2007-11-08 Tom Tromey <tromey@redhat.com>
251 * common.opt (fshow-column): Default to 0.
252 * configure: Rebuilt.
253 * configure.ac (--enable-mapped-location): Default to 'yes'.
255 2007-11-07 Kenneth Zadeck <zadeck@naturalbridge.com>
257 * common.opt: Add pointer to doc/options.texi.
258 * doc/invoke.texi (-fdse, -fdce, -fauto-inc-dec, -fipa-pure-const,
259 -fipa-reference): Add or correct doc. Sorted options list for -Os
262 2007-11-07 Bernhard Fischer <aldot@gcc.gnu.org>
265 * config.gcc: For arm*b-* define TARGET_BIG_ENDIAN_DEFAULT.
266 * config/arm/linux-elf.h (TARGET_ENDIAN_DEFAULT): Define based on
267 TARGET_BIG_ENDIAN_DEFAULT. Use for MULTILIB_DEFAULTS.
268 (TARGET_DEFAULT): Set according to TARGET_ENDIAN_DEFAULT.
269 (LINUX_TARGET_LINK_SPEC): Pass -mlittle-endian on to the assembler.
270 * config/arm/linux-eabi.h (TARGET_LINKER_EMULATION): Set according
271 to TARGET_BIG_ENDIAN_DEFAULT.
272 (SUBTARGET_EXTRA_LINK_SPEC): Likewise.
273 * config/arm/bpabi.h (TARGET_DEFAULT_MASK): Set according
274 to TARGET_BIG_ENDIAN_DEFAULT.
276 2007-11-07 Diego Novillo <dnovillo@google.com>
278 * tree.h (struct tree_struct_field_tag): Move field
280 (struct tree_memory_tag): ... here.
282 2007-11-07 Diego Novillo <dnovillo@google.com>
285 * tree.h (struct tree_struct_field_tag): Add field in_nested_struct.
286 (SFT_IN_NESTED_STRUCT): Define.
287 * tree-dfa.c (dump_subvars_for): Show offset of each
289 * tree-flow.h (struct fieldoff): Add field in_nested_struct.
290 * tree-ssa-structalias.c (struct variable_info): Likewise.
291 (push_fields_onto_fieldstack): If OFFSET is positive,
292 set in_nested_struct.
293 (create_variable_info_for): Copy setting of
294 in_nested_struct from the field offset object.
295 (set_uids_in_ptset): Set SFT_IN_NESTED_STRUCT from the
296 variable info object.
297 * tree-ssa-operands.c (add_vars_for_offset): If VAR
298 belongs to a nested structure, adjust OFFSET by
301 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
303 PR rtl-optimization/33737
304 * cfgcleanup.c (try_crossjump_to_edge): Add count and frequency of
305 target block after computing the probabilities of outgoing edges.
306 Cap the frequency to BB_FREQ_MAX.
307 * tree-ssa-threadupdate.c (redirect_edges): Also adjust count and
308 frequency of the basic block if it has been reused.
310 2007-11-07 Eric Botcazou <ebotcazou@libertysurf.fr>
312 PR rtl-optimization/33822
313 * rtl.h (REG_OFFSET): Fix comment.
314 * var-tracking.c (INT_MEM_OFFSET): New macro.
315 (var_mem_set): Use it.
316 (var_mem_delete_and_set): Likewise.
317 (var_mem_delete): Likewise.
318 (same_variable_part_p): Likewise.
319 (vt_get_decl_and_offset): Likewise.
320 (offset_valid_for_tracked_p): New predicate.
321 (count_uses): Do not track locations with invalid offsets.
322 (add_uses): Likewise.
323 (add_stores): Likewise.
325 2007-11-07 Tom Tromey <tromey@redhat.com>
327 * Makefile.in (tree-ssa-structalias.o): Depend on $(FUNCTION_H)
328 (BASIC_BLOCK_H): Add vec.h, $(FUNCTION_H).
330 2007-11-07 Dmitry Zhurikhin <zhur@ispras.ru>
331 Andrey Belevantsev <abel@ispras.ru>
333 * modulo-sched.c (sms_order_nodes, permute_partial_schedule,
334 generate_prolog_epilog, duplicate_insns_of_cycles): Fix prototypes.
335 (calculate_order_params, sms_order_nodes): New parameter pmax_asap.
336 Save calculated max_asap in it.
337 (sms_schedule): Calculate maxii using max_asap.
339 2007-11-07 Andreas Krebbel <krebbel1@de.ibm.com>
341 * doc/invoke.texi: Replace rs6000 dfp switches -mdfp/-mno-dfp
342 with -mhard-dfp/-mno-hard-dfp.
344 2007-11-07 Maxim Kuvyrkov <maxim@codesourcery.com>
345 Jakub Jelinek <jakub@redhat.com>
348 * haifa-sched.c (check_sched_flags): Remove.
349 (sched_init): Don't call it.
351 2007-11-06 Diego Novillo <dnovillo@google.com>
353 * tree-flow.h (struct fieldoff): Reformat comment.
355 * tree-ssa-operands.c: Tidy top-level comments.
357 (add_vars_for_offset): Tidy parameter formatting..
358 (get_addr_dereference_operands): Likewise.
359 (get_indirect_ref_operands): Likewise.
360 (get_expr_operands) <OMP_ATOMIC_LOAD>: Reformat.
361 <OMP_ATOMIC_STORE>: Likewise.
363 2007-11-06 Rask Ingemann Lambertsen <rask@sygehus.dk>
366 * config/i386/driver-i386.c: Test for __GNUC__ instead of
367 GCC_VERSION which is always defined.
369 2007-11-06 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
372 * reload1.c (find_reloads): Also check in_reg when handling a
373 simple move with an input reload and a destination of a hard
376 2007-11-06 Maxim Kuvyrkov <maxim@codesourcery.com>
378 * config/m68k/m68k.c (sched-int.h, insn-codes.h): New includes.
379 (TARGET_SCHED_ADJUST_COST, TARGET_SCHED_VARIABLE_ISSUE,
380 TARGET_SCHED_INIT_GLOBAL, TARGET_SCHED_FINISH_GLOBAL,
381 TARGET_SCHED_INIT, TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
382 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Redefine.
383 (m68k_sched_attr_type2): New function.
384 (sched_adjust_cost_state): New static variable.
385 (m68k_sched_adjust_cost): New static function implementing
387 (sched_ib_size, sched_ib_filled, sched_ib_insn, sched_mem_unit_code):
388 New static variables.
389 (m68k_sched_variable_issue): New static function implementing
391 (sched_dump_class_def, sched_dump_class_func_t): New typedefs.
392 (sched_dump_split_class): New static function.
393 (sched_dump_dfa_guess_unit_code, sched_dump_dfa_state): New static
395 (sched_dump_dfa_class, m68k_sched_dump): New static function.
396 (m68k_sched_md_init_global, m68k_sched_md_finish_global,
397 m68k_sched_md_init, m68k_sched_dfa_pre_advance_cycle,
398 m68k_sched_dfa_post_advance_cycle): New static functions implementing
401 * config/m68k/m68k.h (m68k_sched_attr_type2): Declare.
402 (CPU_UNITS_QUERY): Define.
404 * config/m68k/cf.md: New file.
405 * config/m68k/m68.md (cf.md): New include.
407 2007-11-06 Tom Tromey <tromey@redhat.com>
409 PR c++/32256, PR c++/32368:
410 * function.c (saved_in_system_header): New global.
411 (push_cfun): Save in_system_header.
412 (pop_cfun): Restore in_system_header.
413 (push_struct_function): Save in_system_header.
415 2007-11-06 Douglas Gregor <doug.gregor@gmail.com>
419 * c-common.c (c_build_qualified_type): Moved to c-typeck.c.
420 (complete_array_type): Set canonical type appropriately.
421 * c-typeck.c (c_build_qualified_type): Moved from c-common.c. The
422 C and C++ front ends now have different versions of this function,
423 because the C++ version needs to maintain canonical types here.
425 2007-11-04 Razya Ladelsky <razya@il.ibm.com>
427 * tree-parloops.c (reduction_info): Remove reduction_init field.
428 (initialize_reductions): Remove creation of the reduction_init variable.
429 (struct data_arg): Remove.
430 (add_field_for_reduction, create_stores_for_reduction): New functions.
431 (add_field_for_name): Remove reduction handling.
432 (separate_decls_in_loop): Call add_field_for_reduction,
433 create_stores_for_reduction.
435 2007-11-06 Jakub Jelinek <jakub@redhat.com>
437 PR tree-optimization/33458
438 * tree-inline.c (copy_phis_for_bb): If PHI arg substitution creates
439 !is_gimple_val PHI argument, gimplify it and insert it on edge.
441 PR tree-optimization/33993
442 * tree-vect-transform.c (vect_get_constant_vectors): Use build_vector
443 rather than build_constructor_from_list if all list values are
445 (get_initial_def_for_induction): Use build_vector instead of
446 build_constructor_from_list.
448 2007-11-05 Mark Mitchell <mark@codesourcery.com>
451 * tree.h (DECL_INIT_PRIORITY): Do not require
452 DECL_HAS_INIT_PRIORITY_P.
453 (DECL_FINI_PRIORITY): Likewise.
454 * tree.c (decl_init_priority_lookup): Remove assert.
455 (decl_fini_priority_insert): Likewise.
456 * cgraphunit.c (static_ctors): Make it a VEC.
457 (static_dtors): Likewise.
458 (record_cdtor_fn): Adjust accordingly.
459 (build_cdtor): Generate multiple functions for each initialization
461 (compare_ctor): New function.
462 (compare_dtor): Likewise.
463 (cgraph_build_cdtor_fns): Sort the functions by priority before
465 (cgraph_build_static_cdtor): Put the priority in the function's
468 2007-11-05 H.J. Lu <hongjiu.lu@intel.com>
471 * common.opt: Add shared and pie.
473 2007-11-05 Bob Wilson <bob.wilson@acm.org>
475 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Do not
476 replace references to virtual_stack_vars_rtx in goto_handler.
478 2007-11-05 Paul Brook <paul@codesourcery.com>
480 * config.gcc (arm*-*-*): Set c_target_objs and cxx_target_objs.
481 * config/arm/arm.c (arm_lang_output_object_attributes_hook): New.
482 (arm_file_start): Don't set Tag_ABI_PCS_wchar_t. Call
483 arm_lang_output_object_attributes_hook.
484 * config/arm/arm.h (arm_lang_output_object_attributes_hook): Declare.
485 (REGISTER_TARGET_PRAGMAS): Call arm_lang_object_attributes_init.
486 * config/arm/arm-protos.h (arm_lang_object_attributes_init): Add
488 * config/arm/t-arm.c (arm.o): New rule.
489 * config/arm/arm-c.c: New file.
491 2007-11-05 Nick Clifton <nickc@redhat.com>
492 Sebastian Pop <sebastian.pop@amd.com>
494 PR tree-optimization/32540
495 PR tree-optimization/33922
496 * doc/invoke.texi: Document PARAM_MAX_PARTIAL_ANTIC_LENGTH.
497 * tree-ssa-pre.c: Include params.h.
498 (compute_partial_antic_aux): Use PARAM_MAX_PARTIAL_ANTIC_LENGTH
499 to limit the maximum length of the PA set for a given block.
500 * Makefile.in: Add a dependency upon params.h for tree-ssa-pre.c
501 * params.def (PARAM_MAX_PARTIAL_ANTIC_LENGTH): New parameter.
503 2007-11-05 Nathan Sidwell <nathan@codesourcery.com>
505 * libgcc2.c (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
506 __fixunssfDI): Make return type unsigned.
507 * libgcc2.h (__fixunstfDI, __fixunsxfDI, __fixunsdfDI,
508 __fixunssfDI): Make return type unsigned.
510 2007-11-05 Jakub Jelinek <jakub@redhat.com>
512 PR tree-optimization/33856
513 * tree-data-ref.c (get_references_in_stmt): Don't add
514 REFERENCE_CLASS_P trees to references vector if get_base_address
515 returns NULL on them.
517 2007-11-05 Alexandre Oliva <aoliva@redhat.com>
519 * cfg.c (dump_cfg_bb_info): Update bb_bitnames to match enum.
521 2007-11-04 Andrew Pinski <pinskia@gmail.com>
524 * fold-const.c (fold_binary <case EQ_EXPR>): Convert the inner type
525 for TRUTH_NOT_EXPR to type.
527 2007-11-04 Gerald Pfeifer <gerald@pfeifer.com>
529 * doc/contrib.texi (Contributors): Add Manuel Lopez-Ibanez.
531 2007-11-04 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
534 * dwarf2out.c (add_calling_convention_attribute): Change
535 second argument. Set calling convention to DW_CC_program for
536 Fortran main program.
537 (gen_subprogram_die): Adjust to new prototype for
538 add_calling_convention_attribute.
540 2007-11-03 Dorit Nuzman <dorit@il.ibm.com>
542 PR tree-optimization/33987
543 * tree-vect-transform.c (get_initial_def_for_reduction): Fix assert.
545 (vectorizable_reduction): Add type check.
547 2007-11-03 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
550 * c-parser.c (c_parser_statement_after_labels): Error if a
551 declaration is parsed after a label.
553 2007-11-03 Daniel Jacobowitz <dan@codesourcery.com>
556 * reorg.c (emit_delay_sequence): Do not clear the locator on
557 the jump instruction.
559 2007-11-03 Jakub Jelinek <jakub@redhat.com>
562 * haifa-sched.c (ok_for_early_queue_removal): Don't walk out of the
563 current sched region.
565 2007-11-02 Jakub Jelinek <jakub@redhat.com>
567 * config/ia64/ia64.c (struct reg_write_state): Change into
568 unsigned short bitfields rather than unsigned int, decrease
569 first_pred to just 10 bits.
570 (rws_insn): Change into a bitmap or if not ENABLE_CHECKING
572 (rws_insn_set, rws_insn_test): New functions.
573 (in_safe_group_barrier): New variable.
574 (rws_update): Remove first argument, always set rws_sum array.
575 (rws_access_regno): Use rws_insn_set macro. Only call rws_update
576 or update rws_sum if !in_safe_group_barrier, adjust rws_update
578 (rtx_needs_barrier): Use rws_insn_test macro.
579 (safe_group_barrier_needed): Don't save/restore rws_sum array,
580 instead set/clear in_safe_group_barrier flag.
582 2007-11-02 Bob Wilson <bob.wilson@acm.org>
584 * config/xtensa/xtensa.c (xtensa_expand_prologue): Put a
585 REG_FRAME_RELATED_EXPR note on the last insn that sets up the stack
586 pointer or frame pointer.
587 * config/xtensa/xtensa.h (DWARF_UNWIND_INFO): Delete.
588 (MUST_USE_SJLJ_EXCEPTIONS): Define.
589 (DWARF2_UNWIND_INFO): Define.
590 (INCOMING_RETURN_ADDR_RTX): Define.
591 (DWARF_FRAME_RETURN_COLUMN): Define.
593 2007-11-02 Tom Tromey <tromey@redhat.com>
595 * varpool.c (dump_varpool): Use 'next', not 'next_needed' when
598 2007-11-02 Diego Novillo <dnovillo@google.com>
600 * langhooks.h (struct lang_hooks_for_callgraph): Remove third
601 argument from function pointer ANALYZE_EXPR. Update all
603 * cgraph.c (debug_cgraph_node): New.
606 2007-11-02 Jakub Jelinek <jakub@redhat.com>
608 PR rtl-optimization/33648
609 * cfgrtl.c (cfg_layout_split_edge): Initialize BB_PARTITION of
610 the newly created basic block.
612 2007-11-01 Richard Guenther <rguenther@suse.de>
614 * ggc-page.c (extra_order_size_tab): Add bitmap_head size.
616 2007-11-01 Steven Bosscher <stevenb.gcc@gmail.com>
618 PR rtl-optimization/33828
619 * gcse.c (compute_code_hoist_vbeinout): Fix order of computation
622 2007-11-01 Eric Botcazou <ebotcazou@libertysurf.fr>
624 * optabs.c (prepare_cmp_insn): Merge a couple of conditional blocks.
625 * sched-rgn.c (compute_trg_info): Zero 'el' local variable.
626 * tree-if-conv.c (process_phi_nodes): Zero 'cond' local variable.
628 2007-11-01 Nathan Sidwell <nathan@codesourcery.com>
630 * gcc.c (getenv_spec_function): Escape the environment variable's
633 2007-11-01 Janis Johnson <janis187@us.ibm.com>
635 * doc/invoke.texi (Optimize Options): Under -fcse-follow-jumps,
636 show that CSE means common subexpression elimination. Change wording
637 for -fsee and define LCM. Remove capitalization of optimizations
638 for -ftree-reassoc, -ftree-pre, and -ftree-fre.
640 2007-11-01 Janis Johnson <janis187@us.ibm.com>
643 * doc/sourcebuild.texi (Test Directives): Document that xfail
644 has no effect for dg-do except when dg-do-what is "run".
646 2007-11-01 Tom Tromey <tromey@redhat.com>
648 * c-decl.c (grokdeclarator): Set decl source locations.
649 * c-parser.c (c_parser_enum_specifier): Set location.
650 (c_parser_struct_or_union_specifier): Likewise.
652 2007-11-01 Tom Tromey <tromey@redhat.com>
654 * print-tree.c (print_node): Print column number.
656 2007-11-01 Jakub Jelinek <jakub@redhat.com>
659 * dwarf2out.c (gen_formal_parameter_die, gen_variable_die,
660 gen_decl_die): Use TREE_TYPE (TREE_TYPE (decl)) as type
661 rather than TREE_TYPE (decl) if DECL_BY_REFERENCE (decl).
663 PR rtl-optimization/33673
664 * gcse.c (cprop_jump): If a conditional jump has been optimized
665 into unconditional jump, make the remaining normal edge fallthru
666 and delete the jump insn.
668 2007-11-01 Ben Elliston <bje@au.ibm.com>
670 * emit-rtl.c (set_reg_attrs_from_mem): Clarify function comment.
671 (set_mem_attrs_from_reg): Likewise.
673 2007-11-01 Michael Matz <matz@suse.de>
675 PR tree-optimization/33961
676 * tree-ssa-phiopt.c (struct name_to_bb.store): New member.
677 (name_to_bb_hash, name_to_bb_eq): Consider and check it.
678 (add_or_mark_expr): New argument 'store', using it to search
680 (nt_init_block): Adjust calls to add_or_mark_expr.
682 2007-10-31 Jakub Jelinek <jakub@redhat.com>
685 * config/i386/i386.md (pushsf_rex64): Use X instead of < constraints
686 for the first push_operand.
688 2007-10-31 Revital Eres <eres@il.ibm.com>
690 * config/rs6000/paired.md (sminv2sf3, smaxv2sf3, reduc_smax_v2sf,
691 reduc_smin_v2sf vec_interleave_highv2sf, vec_interleave_lowv2sf,
692 vec_extract_evenv2sf, vec_extract_oddv2sf, reduc_splus_v2sf,
693 movmisalignv2sf, vcondv2sf): New.
694 (UNSPEC_INTERHI_V2SF, UNSPEC_INTERLO_V2SF, UNSPEC_EXTEVEN_V2SF,
695 UNSPEC_EXTODD_V2SF): Define new constants.
696 * config/rs6000/rs6000-protos.h (paired_expand_vector_move,
697 paired_emit_vector_cond_expr): New.
698 * config/rs6000/rs6000-c.c (__PAIRED__): Add new builtin_define.
699 * config/rs6000/rs6000.c (paired_expand_vector_move,
700 paired_emit_vector_cond_expr, paired_emit_vector_compare):
702 * config/rs6000/750cl.h (ASM_CPU_SPEC): Pass down -m750cl option.
704 2007-10-31 Sebastian Pop <sebastian.pop@amd.com>
706 PR tree-optimization/32377
707 * tree-data-ref.c (compute_overlap_steps_for_affine_univar): Make it
708 work also for unknown number of iterations.
709 (analyze_subscript_affine_affine): Clean up. Don't fail when the
710 number of iterations is not known.
712 2007-10-31 Richard Guenther <rguenther@suse.de>
715 * fold-const.c (extract_muldiv_1): Make sure to not introduce
716 new undefined integer overflow.
717 (fold_binary): Avoid useless conversion.
719 2007-10-31 Richard Sandiford <rsandifo@nildram.co.uk>
722 * config/mips/mips.c (mips_fpr_return_fields): Fix SCALAR_TYPE_P
725 2007-10-31 Andreas Krebbel <krebbel1@de.ibm.com>
727 * config/rs6000/rs6000.opt: Rename -mdfp option to -mhard-dfp.
729 * config/s390/s390.c: (override_options): Replace -mhard-dfp/-msoft-dfp
730 with -mhard-dfp/-mno-hard-dfp.
731 * config/s390/s390.opt: Likewise.
732 * config/s390/s390.h: Add MASK_HARD_DFP to the TARGET_DEFAULT
735 2007-10-30 Janis Johnson <janis187@us.ibm.com>
737 * tree-ssa.c (execute_update_addresses_taken): Initialize update_vops.
739 2007-10-30 Janis Johnson <janis187@us.ibm.com>
741 * doc/invoke.texi (Option Summary): Add -fdce and -fdse to list of
742 optimization options.
743 (Optimize Options): Add -fdce and -fdse to the list of optimizations
744 enabled by -O. Document -fdce and -fdse.
746 2007-10-30 Jakub Jelinek <jakub@redhat.com>
749 * fold-const.c (fold_binary): If one argument is COMPOUND_EXPR,
750 convert second operand of COMPOUND_EXPR to the original type of
753 2007-10-30 Richard Guenther <rguenther@suse.de>
755 * tree-ssa-operands.c (add_vars_for_offset): Fix exit test
756 of loop adding SFTs as virtual operands.
758 2007-10-30 Richard Guenther <rguenther@suse.de>
760 * Makefile.in (dse.o): Add $(OPTABS_H) and $(RECOG_H) dependencies.
762 2007-10-29 Dorit Nuzman <dorit@il.ibm.com>
764 PR tree-optimization/32893
765 * tree-vectorize.c (vect_can_force_dr_alignment_p): Check
766 STACK_BOUNDARY instead of PREFERRED_STACK_BOUNDARY.
768 2007-10-29 Rask Ingemann Lambertsen <rask@sygehus.dk>
770 * longlong.h (add_ssaaaa): Support Intel asm syntax in i386 and
772 (sub_ddmmss): Likewise.
773 (umul_ppmm): Likewise.
774 (udiv_qrnnd): Likewise.
776 2007-10-29 Janis Johnson <janis187@us.ibm.com>
779 * doc/sourcebuild.texi (Test Directives): Document that dg-require
780 directives must come before dg-additional-sources.
782 2007-10-29 Jakub Jelinek <jakub@redhat.com>
784 PR tree-optimization/33723
785 * c-gimplify.c (c_gimplify_expr): Optimize INIT_EXPR or
786 MODIFY_EXPR with non-addressable COMPOUND_LITERAL_EXPR as source.
788 2007-10-29 Richard Sandiford <rsandifo@nildram.co.uk>
790 PR tree-optimization/33614
791 * gimplify.c (gimplify_init_constructor): Gimplify vector constructors
792 if they can't be reduced to VECTOR_CSTs and aren't legitimate
793 initializer constants.
795 2007-10-29 Richard Guenther <rguenther@suse.de>
797 PR tree-optimization/33870
798 * tree-ssa-operands.c (add_vars_for_offset): Remove mpt_vars parameter.
799 (add_virtual_operand): Do not recurse into MPTs looking for pointed-to
802 2007-10-29 Richard Guenther <rguenther@suse.de>
804 * passes.c (init_optimization_passes): Exchange store_copy_prop
806 * tree-pass.h (pass_store_copy_prop): Remove.
807 * tree-ssa-copy.c (do_store_copy_prop): Remove.
808 (stmt_may_generate-copy): Do not handle store_copy_prop.
809 (get_copy_of_val): Likewise.
810 (set_copy_of_val): Likewise.
811 (copy_prop_visit_assignment): Likewise.
812 (copy_prop_visit_stmt): Likewise.
813 (copy_prop_visit_phi_node): Likewise.
814 (init_copy_prop): Likewise.
815 (execute_copy_prop): Likewise.
816 (do_copy_prop): Remove.
817 (gate_store_copy_prop): Likewise.
818 (store_copy_prop): Likewise.
819 (pass_store_copy_prop): Likewise.
820 (pass_copy_prop): Call execute_copy_prop.
821 * opts.c (decode_options): Do not set flag_tree_store_copy_prop.
822 * common.opt (ftree-store-copy-prop): Mark obsolete.
823 * doc/invoke.texi (ftree-store-copy-prop): Remove documentation.
825 2007-10-29 Ian Lance Taylor <iant@google.com>
827 * ifcvt.c (noce_can_store_speculate_p): New static function.
828 (noce_process_if_block): Call it.
829 (if_convert): Remove recompute_dominance parameter. Change all
832 2007-10-29 Richard Guenther <rguenther@suse.de>
834 * tree-flow-inline.h (get_subvar_at): Use binary search.
835 (get_first_overlapping_subvar): New function to binary search
836 for the first overlapping subvar.
837 * tree-ssa-operands.c (add_vars_for_offset): Strip down to
838 just handle adding subvars for a pointed-to subvar. Optimize
839 and use get_first_overlapping_subvar.
840 (add_vars_for_bitmap): Fold into single caller.
841 (add_virtual_operand): Streamline, inherit add_vars_for_bitmap
842 and non pointed-to bits of add_vars_for_offset.
844 2007-10-29 Revital Eres <eres@il.ibm.com>
846 * modulo-sched.c (sms_schedule): Add DF_UD_CHAIN problem.
848 2007-10-29 Razya Ladelsky <razya@il.ibm.com>
849 Zdenek Dvorak <ook@ucw.cz>
852 reduction support for automatic parallelization.
854 * expr.c (expand_expr_real_1): Add cases for OMP_ATOMIC_LOAD,
856 * Makefile.in: Add dependencies to expr.o, tree-parloops.o, omp-low.o
857 * tree-pretty-print.c (dump_generic_node): Add OMP_ATOMIC_LOAD
858 and OMP_ATOMIC_STORE.
859 * tree.h (OMP_DIRECTIVE_P): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
860 * gimple-low.c (lower_stmt): Same.
861 * gimplify.c (gimplify_expr): Same.
862 (gimplify_omp_atomic_fetch_op, gimplify_omp_atomic_pipeline,
863 gimplify_omp_atomic_mutex): Remove.
864 (gimplify_omp_atomic): Change it to simply gimplify the
865 statement instead of expanding it.
866 * omp-low.c: Add includes to optabs.h, cfgloop.h.
867 (expand_omp_atomic, expand_omp_atomic_pipeline,
868 goa_stabilize_expr, expand_omp_atomic_mutex,
869 expand_omp_atomic_fetch_op): New functions to implement
870 expansion of OMP_ATOMIC.
871 (expand_omp, build_omp_regions_1): Add support for
872 OMP_ATOMIC_LOAD/OMP_ATOMIC_STORE.
873 * tree-cfg.c (make_edges): add case for OMP_ATOMIC_LOAD,
875 * tree-gimple.c (is_gimple_stmt): Add OMP_ATOMIC_LOAD,
877 * tree-parloops.c: add include to tree-vectorizer.h.
878 (reduction_info): New structure for reduction.
879 (reduction_list): New list to represent list of reductions per loop.
880 (struct data_arg): New helper structure for reduction.
881 (reduction_info_hash, reduction_info_eq, reduction_phi,
882 initialize_reductions, create_call_for_reduction,
883 create_phi_for_local_result, create_call_for_reduction_1,
884 create_loads_for_reductions, create_final_loads_for_reduction):
886 (loop_parallel_p): Identify reductions, add reduction_list parameter.
887 (separate_decls_in_loop_name): Support reduction variables.
888 (separate_decls_in_loop): Add reduction_list and ld_st_data arguments,
889 call create_loads_for_reduction for each reduction.
890 (canonicalize_loop_ivs): Identify reductions, add reduction_list
892 (transform_to_exit_first_loop): Add reduction support, add
893 reduction_list parameter.
894 (gen_parallel_loop): Add reduction_list parameter. Add call
895 separate_decls_in_loop with
896 the new argument. Traverse reductions and call
897 initialize_reductions, create_call_for_reduction.
898 (parallelize_loops): Create and delete the reduction list.
899 (add_field_for_name): Change use of data parameter. Add fields for
901 * tree-vectorizer.h (vect_analyze_loop_form): Add declaration.
902 * tree-vect-analyze.c (vect_analyze_loop_form): export it.
903 * tree.def: Add definitions for OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
904 * tree-inline.c (estimate_num_insns_1): add cases for
905 OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
906 * tree-cfg.c (make_edges): Add OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
907 * tree-ssa-operands.c (get_addr_dereference_operands):
908 New function. Subroutine of get_indirect_ref_operands.
909 (get_indirect_ref_operands): Call get_addr_dereference_operands.
910 (get_expr_operands): Support OMP_ATOMIC_LOAD, OMP_ATOMIC_STORE.
913 2007-10-29 Hans-Peter Nilsson <hp@axis.com>
915 * config/cris/cris.c: Include df.h.
916 (cris_address_cost): Add gcc_assert for canonicalization
917 assumptions. For PLUS with MULT or register, correct
918 test for register in other arm. Tweak comments.
920 2007-10-28 Richard Guenther <rguenther@suse.de>
922 * tree-ssa-operands.c (add_vars_for_offset): Add parameter
923 telling if the var is to be treated as points-to location.
924 (add_vars_for_bitmap): Pass true to add_vars_for_offset.
925 (add_virtual_operand): Only recurse into MPTs if aliases
928 2007-10-28 Richard Guenther <rguenther@suse.de>
930 * tree-ssa-operands.c (add_vars_for_offset): Clean and speed up.
931 (add_vars_for_bitmap): Do not recurse further. Only add vars
933 (add_virtual_operand): Re-instantiate loop to add operands for
934 aliases. Recurse into MPTs.
935 (get_indirect_ref_operands): If we fall back to use a pointers
936 SMT, make sure to not prune based on the access offset and size.
938 2007-10-28 Andrew Pinski <pinskia@gmail.com>
941 * tree-outof-ssa.c (rewrite_trees): If the statement changed, cleanup
942 the eh information on the statement.
944 2007-10-28 Richard Guenther <rguenther@suse.de>
946 * tree-flow.h (subvar_t): Make it a VEC.
947 (struct subvar): Remove.
948 (struct var_ann_d): Use VEC(tree,gc) to store subvars.
949 * tree-flow-inline.h (get_subvar_at): Adjust iterators over
951 * tree-into-ssa.c (mark_sym_for_renaming): Likewise.
952 * tree-nrv.c (dest_safe_for_nrv_p): Likewise.
953 * tree-ssa-alias.c (mark_aliases_call_clobbered): Likewise.
954 (set_initial_properties): Likewise.
955 (setup_pointers_and_addressables): Likewise.
956 (new_type_alias): Likewise.
957 (create_overlap_variables_for): Likewise.
958 * tree-dfa.c (dump_subvars_for): Likewise.
959 * tree-ssa-operands.c (add_vars_for_offset): Likewise.
960 (get_expr_operands): Likewise.
961 (add_to_addressable_set): Likewise.
962 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
964 2007-10-28 Uros Bizjak <ubizjak@gmail.com>
966 PR tree-optimization/33920
967 * tree-if-conv.c (tree_if_conversion): Force predicate of single
968 successor bb to true when predecessor bb has NULL predicate.
969 (find_phi_replacement_condition): Assert that tmp_cond is non-null.
971 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
973 * config/mips/mips.md: Add combiner patterns for DImode extensions
974 of HImode and QImode truncations. Reformat HImode <- QImode pattern
977 2007-10-28 Richard Sandiford <rsandifo@nildram.co.uk>
980 * config/mips/mips.c (mips_output_dwarf_dtprel): Add ATTRIBUTE_UNUSED.
982 2007-10-28 Andreas Krebbel <krebbel1@de.ibm.com>
984 * dce.c (delete_unmarked_insns): Just delete the RETVAL and
985 LIBCALL notes if they are about to be moved to the same insn.
987 2007-10-27 Richard Guenther <rguenther@suse.de>
989 PR tree-optimization/33870
990 * tree-ssa-operands.c (add_vars_for_offset): Reduce code
991 duplication. Remove redundant call to access_can_touch_variable.
992 (add_vars_for_bitmap): New helper for recursing over MPT contents.
993 (add_virtual_operand): Use it.
995 2007-10-26 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
998 * pa.h (ASM_PN_FORMAT): Delete define.
1000 2007-10-26 Janis Johnson <janis187@us.ibm.com>
1002 * doc/invoke.texi (Option Summary, optimizations): Remove
1003 -fbounds-check. Add -fassociative-math, -freciprocal-math,
1004 -ftree-vrp and -funit-at-a-time. Change -fno-split-wide-types to
1005 -fsplit-wide-types to match later entry. Break up a long line.
1006 (Option Summary, code gen options) Add -fno-stack-limit. Add
1007 missing @gol to the end of a line.
1008 (Optimization Options): Remove -fbounds-check, which is also
1009 documented under Code Generation Options. Remove =n from
1010 index entry for -ftree-parallelize-loops. Change -fno-cprop-registers
1011 to -fcprop-registers to match other options, and say when it is
1012 enabled rather than disabled. Remove extra index entry for
1013 -fno-cx-limited-range. Add index entries for -fstack-protector
1014 and -fstack-protector-all.
1015 (Code Gen Options): Add index entry for -ftls-model.
1017 2007-10-26 Anatoly Sokolov <aesok@post.ru>
1019 * config/avr/avr.c (avr_OS_task_function_p): Add new function.
1020 (avr_regs_to_save): Handle functions with 'OS_task' attribute.
1021 (avr_simple_epilogue, expand_prologue, avr_asm_function_end_prologue,
1022 expand_epilogue, output_movhi): Don't handle 'main' function.
1023 (avr_attribute_table): Add 'OS_task' function attribute.
1024 * config/avr/avr.h (machine_function): Remove 'is_main' field, add
1026 * config/avr/avr.md (return_from_main_epilogue): Remove insn.
1027 (return_from_epilogue, return_from_interrupt_epilogue): Don't handle
1029 * config/avr/avr.opt (minit-stack): Remove.
1031 2007-10-26 Eric Botcazou <ebotcazou@adacore.com>
1033 * tree-nested.c (get_trampoline_type): Fix thinko.
1035 2007-10-26 Douglas Gregor <doug.gregor@gmail.com>
1038 * tree.c (build_offset_type): Build canonical type based on the
1039 TYPE_MAIN_VARIANT of the base type.
1041 2007-10-26 Daniel Jacobowitz <dan@codesourcery.com>
1043 * reorg.c (emit_delay_sequence): Move insn locator from the
1044 first insn to the sequence.
1046 2007-10-26 Samuel Tardieu <sam@rfc1149.net>
1048 * ipa-pure-const.c (check_decl): Return immediately when
1049 pure_const_state has been set to IPA_NEITHER.
1051 2007-10-25 Ira Rosen <irar@il.ibm.com>
1053 PR tree-optimization/33833
1054 * tree-vect-analyze.c (vect_analyze_data_refs): Use POINTER_PLUS_EXPR
1055 and convert init to sizetype in inner_base construction.
1057 2007-10-25 Richard Guenther <rguenther@suse.de>
1059 * tree-flow.h (mem_sym_stats): Remove.
1060 (dump_mem_sym_stats_for_var): Declare.
1061 * tree-dfa.c (dump_variable): Call dump_mem_sym_stats_for_var.
1062 (mem_sym_stats): Move ...
1063 * tree-ssa-alias.c (mem_sym_stats): ... here and make it static.
1064 (mem_sym_score): Rename from ...
1065 (pscore): ... this. Remove.
1066 (dump_mem_sym_stats_for_var): New function. Dump the score, but
1067 not the frequencies.
1068 (compare_mp_info_entries): Make sort stable by disambiguating
1071 2007-10-25 Ira Rosen <irar@il.ibm.com>
1073 PR tree-optimization/33866
1074 * tree-vect-transform.c (vectorizable_store): Check operands of all
1075 the stmts in the group of strided accesses. Get def stmt type for each
1076 store in the group and pass it to vect_get_vec_def_for_stmt_copy ().
1078 2007-10-25 Uros Bizjak <ubizjak@gmail.com>
1080 * config/i386/constraints.md (Y0): Rename register constraint to Yz.
1081 (Yt): Rename register constraint to Y2.
1082 * config/i386/sse.md: Use renamed register constraints.
1083 * config/i386/mmx.md: Ditto.
1084 * config/i386/i386.md: Ditto.
1086 2007-10-25 Rask Ingemann Lambertsen <rask@sygehus.dk>
1088 * config/i386/i386.md (*dummy_extendsfdf2): Fix operand 1 constraint.
1090 2007-10-24 Chao-ying Fu <fu@mips.com>
1092 * dwarf2out.c (base_type_die): Use DW_ATE_unsigned_fixed or
1093 DW_ATE_signed_fixed to describe FIXED_POINT_TYPE.
1095 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1096 Olga Golovanevsky <olga@il.ibm.com>
1098 * ipa-struct-reorg.c (replace_field_acc): Make it clear to
1099 the compiler that wr.wrap and wr.domain are initialized in
1102 2007-10-24 Samuel Tardieu <sam@rfc1149.net>
1104 * ipa-struct-reorg.c (sum_counts): Use HOST_WIDEST_PRINT_DEC
1105 to print gcov_type values.
1107 2007-10-24 Eric B. Weddington <eweddington@cso.atmel.com>
1109 * config/avr/avr.h: Do not include progmem_section definition when
1110 building with IN_TARGET_LIBS.
1112 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1115 * config/mips/mips.c (mips_lo_sum_offset): New structure.
1116 (mips_hash_base, mips_lo_sum_offset_hash, mips_lo_sum_offset_eq)
1117 (mips_lo_sum_offset_lookup, mips_record_lo_sum)
1118 (mips_orphaned_high_part_p: New functions.
1119 (mips_avoid_hazard): Don't check INSN_P here.
1120 (mips_avoid_hazards): Rename to...
1121 (mips_reorg_process_insns): ...this. Cope with
1122 !TARGET_EXPLICIT_RELOCS. Delete orphaned high-part relocations,
1123 or turn them into nops.
1124 (mips_reorg): Remove TARGET_EXPLICIT_RELOCS check from calls to
1125 dbr_schedule and mips_avoid_hazards/mips_reorg_process_insns.
1126 (mips_set_mips16_mode): Don't set flag_delayed_branch here.
1127 (mips_override_options): Set flag_delayed_branch to 0.
1129 2007-10-24 Richard Sandiford <rsandifo@nildram.co.uk>
1131 * config/mips/mips.h (MOVE_MAX): Use UNITS_PER_WORD and describe
1132 MIPS-specific implementation details.
1133 (MIPS_MAX_MOVE_BYTES_PER_LOOP_ITER): New macro.
1134 (MIPS_MAX_MOVE_BYTES_STRAIGHT): Likewise.
1135 (MOVE_RATIO): Define to MIPS_MAX_MOVE_BYTES_STRAIGHT / UNITS_PER_WORD
1136 for targets with movmemsi.
1137 (MOVE_BY_PIECES_P): Define.
1138 * config/mips/mips.c (MAX_MOVE_REGS, MAX_MOVE_BYTES): Delete.
1139 (mips_block_move_loop): Add a bytes_per_iter argument.
1140 (mips_expand_block_move): Use MIPS_MAX_MOVE_BYTES_STRAIGHT.
1141 Update call to mips_block_move_loop.
1143 2007-10-24 Michael Matz <matz@suse.de>
1146 * var-tracking.c (variable_union): Don't break after one loop
1147 iteration but only when a difference is found.
1148 (dump_variable): Also print DECL_UID.
1150 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1152 * ipa-type-escape.h: Expose function
1153 is_array_access_through_pointer_and_index.
1155 (is_array_access_through_pointer_and_index):
1156 Add three new parameters. Add support of
1157 POINTER_PLUS_EXPR tree code.
1159 2007-10-24 Olga Golovanevsky <olga@il.ibm.com>
1161 * ipa-struct-reorg.c, ipa-struct-reorg.h: New files.
1162 * tree-pass.h: Add pass_ipa_struct_reorg.
1163 * common.opt: Add ipa-struct-reorg flag.
1164 * Makefile.in: Add ipa-strcut-reorg.o compilation.
1165 * passes.c: Add pass pass_ipa_struct_reorg.
1166 * params.h: Add STRUCT_REORG_COLD_STRUCT_RATIO.
1167 * params.def: Add PARAM_STRUCT_REORG_COLD_STRUCT_RATIO.
1169 2007-10-24 Ira Rosen <irar@il.ibm.com>
1171 PR tree-optimization/33804
1172 * tree-vect-transform.c (vectorizable_operation): Remove the
1173 checks that the vectorization is worthwhile from the transformation
1176 2007-10-24 Ira Rosen <irar@il.ibm.com>
1178 * tree-vect-analyze.c (vect_build_slp_tree): Return false if
1179 vectype cannot be determined for the scalar type.
1180 (vect_analyze_slp_instance): Likewise.
1181 * tree-vect-transform.c (vect_model_reduction_cost): Change the
1182 return type to bool. Return false if vectype cannot be determined
1183 for the scalar type.
1184 (vect_get_constant_vectors): Return false if vectype cannot be
1185 determined for the scalar type.
1186 (get_initial_def_for_induction, vect_get_vec_def_for_operand,
1187 get_initial_def_for_reduction, vect_create_epilog_for_reduction,
1188 vectorizable_reduction): Likewise.
1190 2007-10-23 Craig Rodrigues <rodrigc@gcc.gnu.org>
1192 * config.gcc: For a FreeBSD target, parse the value of ${target}
1193 to determine the value of FBSD_MAJOR, instead of adding an
1194 explicit check for every possible FreeBSD major version.
1196 2007-10-23 Uros Bizjak <ubizjak@gmail.com>
1198 PR rtl-optimization/33846
1199 * combine.c (simplify_shift_const_1) [NOT]: Skip vector modes.
1201 2007-10-23 Dorit Nuzman <dorit@il.ibm.com>
1203 PR tree-optimization/33860
1204 * tree-vect-transform.c (vect_analyze_data_ref_access): Don't allow
1205 interleaved accesses in case the dr is inside the inner-loop during
1206 outer-loop vectorization.
1208 2007-10-23 Eric Botcazou <ebotcazou@libertysurf.fr>
1210 * doc/rtl.texi (Flags): Fix MEM_SCALAR_P entry.
1211 Document MEM_POINTER. Replace mentions of "integrated"
1212 field with "return_val". Delete outdated stuff.
1214 2007-10-23 David Edelsohn <edelsohn@gnu.org>
1216 * config/rs6000/rs6000.c (rs6000_override_options): Set
1217 rs6000_altivec_abi on AIX.
1218 (conditional_register_usage): Set VR20:31 fixed on AIX.
1220 2007-10-23 Richard Guenther <rguenther@suse.de>
1222 * alias.c (get_alias_set): For INDIRECT_REFs, deal with
1225 2007-10-22 Seongbae Park <seongbae.park@gmail.com>
1226 David S. Miller <davem@davemloft.net>
1228 * df-scan.c (df_get_call_refs): Mark global registers as both a
1229 DF_REF_REG_USE and a non-clobber DF_REF_REG_DEF.
1231 2007-10-22 Dorit Nuzman <dorit@il.ibm.com>
1233 PR tree-optimization/33834
1234 PR tree-optimization/33835
1235 * tree-vect-analyze.c (vect_analyze_operations): RELEVANT and LIVE
1236 stmts need to be checked for success seperately.
1237 * tree-vect-transform.c (vectorizable_call, vectorizable_conversion):
1238 Remove the check that stmt is not LIVE.
1239 (vectorizable_assignment, vectorizable_induction): Likewise.
1240 (vectorizable_operation, vectorizable_type_demotion): Likewise.
1241 (vectorizable_type_promotion, vectorizable_load, vectorizable_store):
1243 (vectorizable_live_operation): Check that op is not NULL.
1245 2007-10-22 Janis Johnson <janis187@us.ibm.com>
1247 * doc/invoke.texi (Optimization Options): In the summary, show
1248 that the value for options -falign-jumps, -falign-labels,
1249 -falign-loops, -falign-functions, -fsched-stalled-insns, and
1250 -fsched-stalled-insns-dep is optional. In the summary, show that
1251 -fsched-stalled-insns takes an optional argument and that
1252 -fparallelize-loops takes an argument. Add opindex for several
1253 optimization options, and fix typos in the opindex commands for
1254 several others. In the descriptions for -fsched-stalled-insns
1255 and -fsched-stalled-insns-dep, show the options with and without
1258 2007-10-22 Eric B. Weddington <eweddington@cso.atmel.com>
1260 * config/avr/avr.c (avr_mcu_types): Remove ATmega603 which was never
1262 * config/avr/avr.h (LINK_SPEC): Likewise.
1263 (CRT_BINUTILS_SPECS): Likewsie.
1264 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1266 2007-10-22 Eric Botcazou <ebotcazou@libertysurf.fr>
1268 PR rtl-optimization/33644
1269 * cfgcleanup.c: Do not include dce.h.
1270 * cfgrtl.c (delete_insn_chain_and_edges): Resurrect.
1271 * combine.c (distribute_notes): Delete REG_LIBCALL_ID case.
1272 * dce.c (something_changed): Delete.
1273 (libcall_dead_p): New predicate.
1274 (delete_unmarked_insns): Use it to delete dead libcalls.
1275 Deal with REG_LIBCALL and REG_RETVAL notes.
1276 (prescan_libcall_for_dce): New function.
1277 (prescan_insns_for_dce): Use it to deal with libcalls.
1278 (mark_reg_dependencies): Do nothing special for libcalls.
1279 (dce_process_block): Likewise.
1280 (fast_dce): Delete unused local variable.
1281 (run_fast_dce): Do not return a value.
1282 * dce.h (struct df): Delete.
1283 (run_fast_dce): Adjust prototype.
1284 * optabs.c (libcall_id): Delete.
1285 (maybe_encapsulate_block): Do not emit REG_LIBCALL_ID notes.
1286 (emit_no_conflict_block): Do not look for REG_LIBCALL_ID notes.
1287 * reload1.c (reload): Delete REG_LIBCALL_ID case.
1288 * rtl.h (delete_insn_chain_and_edges): Resurrect prototype.
1289 * see.c (see_update_relevancy): Look for REG_LIBCALL and REG_RETVAL
1290 notes instead of REG_LIBCALL_ID notes.
1291 * reg-notes.def (LIBCALL_ID): Delete.
1292 * Makefile.in (see.o): Add dce.h dependency.
1293 (cfgcleanup.o): Remove dce.h dependency.
1295 2007-10-22 Michael Matz <matz@suse.de>
1297 PR tree-optimization/33855
1298 * tree-ssa-phiopt.c (cond_store_replacement): Handle COMPLEX_TYPE
1301 2007-10-22 Ira Rosen <irar@il.ibm.com>
1303 PR tree-optimization/33854
1304 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
1305 FLOAT_EXPR to the list of promotion operations.
1307 2007-10-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
1311 * config/i386/i386.c (output_pic_addr_const): Support Intel asm syntax.
1312 (print_reg): Print register prefix only with AT&T asm syntax.
1313 Support pc_rtx for RIP register.
1314 (print_operand_address): Use print_reg()'s pc_rtx support for RIP
1315 relative addressing. Always print segment register prefix with AT&T
1316 asm syntax and never with Intel asm syntax.
1317 (print_operand): Suppress 'XXX PTR' prefix for BLKmode operands.
1318 Fix prefix for 16-byte XFmode operands.
1319 (output_addr_const_extra): Support Intel asm syntax.
1320 (x86_file_start): Don't use register prefix with Intel asm syntax.
1321 * config/i386/i386.md ("*zero_extendqihi2_movzbl"): Fix typo.
1322 ("return_internal_long"): Fix Intel asm syntax output.
1323 ("set_got_rex64"): Support Intel asm syntax.
1324 ("set_rip_rex64"): Likewise.
1325 ("set_got_offset_rex64"): Likewise.
1326 ("*sibcall_1_rex64_v"): Print register prefix only with AT&T asm
1328 ("*tls_global_dynamic_64"): Likewise.
1329 ("*tls_local_dynamic_base_64"): Likewise.
1330 ("*load_tp_si")("*load_tp_di"): Likewise.
1331 ("*add_tp_si")("*add_tp_di"): Likewise.
1332 ("*tls_dynamic_lea_64"): Likewise.
1333 ("*sibcall_value_1_rex64_v"): Likewise.
1334 ("stack_tls_protect_set_si"): Likewise.
1335 ("stack_tls_protect_set_di"): Likewise.
1336 ("stack_tls_protect_test_si"): Likewise.
1337 ("stack_tls_protect_test_di"): Likewise.
1338 * config/i386/mmx.md ("*mov<mode>_internal_rex64"): Fix Intel asm
1340 ("*movv2sf_internal_rex64"): Likewise.
1341 * config/i386/cpuid.h (__cpuid): Support Intel asm syntax.
1342 (__get_cpuid_max): Likewise.
1344 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1346 * config/mips/mips-protos.h (mips_regno_mode_ok_for_base_p): Give
1347 the STRICT_P argument type "bool" rather than "int".
1348 (mips_legitimate_address_p): Likewise.
1349 (fp_register_operand, lo_operand): Delete.
1350 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1351 (mips_emit_scc): Rename to...
1352 (mips_expand_scc): ...this.
1353 (gen_conditional_branch): Rename to...
1354 (mips_expand_conditional_branch): ...this.
1355 (gen_conditional_move): Rename to...
1356 (mips_expand_conditional_move): ...this.
1357 (mips_gen_conditional_trap): Rename to...
1358 (mips_expand_conditional_trap): ...this and take an rtx code instead
1359 of an operands array.
1360 (mips_expand_call): Give the SIBCALL_P argument type "bool"
1362 (mips_emit_fcc_reload): Rename to...
1363 (mips_expand_fcc_reload): ...this.
1364 (init_cumulative_args): Rename to...
1365 (mips_init_cumulative_args): ...this and remove the libname argument.
1366 (function_arg_advance): Rename to...
1367 (mips_function_arg_advance): ...this.
1368 (function_arg): Rename to...
1369 (mips_function_arg): ...this and use "rtx" instead of
1371 (function_arg_boundary): Rename to...
1372 (mips_function_arg_boundary): ...this.
1373 (mips_expand_unaligned_load): Rename to...
1374 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1375 and BITPOS arguments type "HOST_WIDE_INT".
1376 (mips_expand_unaligned_store): Rename to...
1377 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1378 and BITPOS arguments type "HOST_WIDE_INT".
1379 (override_options): Rename to...
1380 (mips_override_options): ...this.
1381 (print_operand): Rename to...
1382 (mips_print_operand): ...this.
1383 (print_operand_address): Rename to...
1384 (mips_print_operand_address): ...this.
1385 (mips_output_ascii): Remove the PREFIX argument.
1386 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1388 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1389 (mips_function_value): Remove the FUNC argument. Use "rtx" instead
1390 of "struct rtx_def *".
1391 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1393 (build_mips16_call_stub): Delete.
1394 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1395 (mips_use_ins_ext_p): Give the second and third arguments type
1396 "HOST_WIDE_INT" rather than "rtx".
1397 * config/mips/mips.h: Update after the above changes. Tweak comments
1399 (SECONDARY_INPUT_RELOAD_CLASS): Pass a boolean IN_P argument.
1400 (SECONDARY_OUTPUT_RELOAD_CLASS): Likewise.
1401 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1402 element type from "char" to "bool".
1403 (mips_section_threshold, sym_lineno, set_noat, mips_branch_likely)
1404 (mips_cpu_info_table): Delete.
1405 * config/mips/mips.md: Update after the above changes. Tweak some
1407 * config/mips/mips-ps-3d.md: Likewise.
1408 * config/mips/mips.c: Tweak comments and formatting.
1409 Use NULL-like macros rather than 0 in various places.
1410 (mips_section_threshold): Rename to...
1411 (mips_small_data_threshold): ...this and give it an unsigned type.
1412 (num_source_filenames): Remove explicit initialization.
1413 (sdb_label_count): Likewise.
1414 (sym_lineno): Delete.
1415 (set_noat): Make static.
1416 (mips_branch_likely): Likewise, and give it type "bool".
1417 (mips_isa_info): Rename to...
1418 (mips_isa_option_info): ...this.
1419 (mips_flag_delayed_branch): Rename to...
1420 (mips_base_delayed_branch): ...this.
1421 (mips_split_addresses): Delete.
1422 (mips_print_operand_punct, mips_hard_regno_mode_ok): Change the
1423 element type from "char" to "bool".
1424 (mips_regno_to_class): Add an explicit array size.
1425 (mips16_flipper): Change from type "int" to type "bool".
1426 (mips_comp_type_attributes): Remove redundant FUNCTION_TYPE check.
1427 (mips_tls_operand_p): Rename to...
1428 (mips_tls_symbol_p): ...this.
1429 (mips_global_symbol_p): Remove redundant "const".
1430 (mips_offset_within_alignment_p): Simplify.
1431 (mips_regno_mode_ok_for_base_p): Change the name of the last argument
1432 to STRICT_P and give it type bool.
1433 (mips_valid_base_register_p): Likewise.
1434 (mips_classify_address): Likewise.
1435 (mips_legitimate_address_p): Likewise.
1436 (mips16_unextended_reference_p): Take the offset as an
1437 "unsigned HOST_WIDE_INT" rather than an "rtx". Simplify.
1438 (mips_const_insns): Use IN_RANGE.
1439 (mips_force_temporary): Remove an unnecessary copy_rtx.
1440 (mips16_gp_pseudo_reg): Simplify.
1441 (mips_split_symbol): Remove an unnecessary copy_rtx.
1442 (mips_legitimize_tls_address): Only create registers if we need them.
1443 (mips_legitimize_address): Use mips_split_plus.
1444 (mips_move_integer): Swap DEST and TEMP arguments. Rename local
1445 variable COST to NUM_OPS.
1446 (mips_legitimize_move): Use gen_lowpart.
1447 (mips_rewrite_small_data): Rename the OP parameter to PATTERN.
1448 (m16_check_op): Use IN_RANGE.
1449 (mips_subword): Give the HIGH_P argument type "bool" rather than "int".
1450 (mips_split_doubleword_move): Pass booleans to mips_subword.
1451 (mips_output_move): Store the mode in a local variable.
1452 Explicitly assert that this function does not deal with
1453 MFLO and MFHI. Use SMALL_OPERAND_UNSIGNED. Make order of
1454 cases more consistent.
1455 (mips_relational_operand_ok_p): Rename to...
1456 (mips_int_order_operand_ok_p): ...this.
1457 (mips_canonicalize_comparison): Rename to...
1458 (mips_canonicalize_int_order_test): ...this.
1459 (mips_emit_int_relational): Rename to...
1460 (mips_emit_int_order_test): ...this. Store the mode in a local
1462 (mips_reverse_fp_cond_p): Rename to...
1463 (mips_reversed_fp_cond): ...this.
1464 (mips_emit_compare): Make the order of the statements more consistent.
1465 (mips_emit_scc): Rename to...
1466 (mips_expand_scc): ...this.
1467 (gen_conditional_branch): Rename to...
1468 (mips_expand_conditional_branch): ...this.
1469 (gen_conditional_move): Rename to...
1470 (mips_expand_conditional_move): ...this. Build the condition
1471 separately from the main pattern.
1472 (mips_gen_conditional_trap): Rename to...
1473 (mips_expand_conditional_trap): ...this and take an rtx code instead
1474 of an operands array. Simplify.
1475 (init_cumulative_args): Rename to...
1476 (mips_init_cumulative_args): ...this. Use memset rather than a
1477 copy from a zeroed static. Use prototype_p and stdarg_p.
1478 (mips_arg_info): Rename to...
1479 (mips_get_arg_info): ...this and put the INFO argument first.
1480 (function_arg): Rename to...
1481 (mips_function_arg): ...this and use "rtx" instead of
1482 "struct rtx_def *". Only split structures into chunks if
1483 TARGET_HARD_FLOAT, rather than checking !TARGET_SOFT_FLOAT on
1484 a chunk-by-chunk basis. Use SCALAR_FLOAT_TYPE_P instead of a
1485 comparison with REAL_TYPE. Rename local variable REG to REGNO
1486 and make it unsigned.
1487 (function_arg_advance): Rename to...
1488 (mips_function_arg_advance): ...this.
1489 (function_arg_boundary): Rename to...
1490 (mips_function_arg_boundary): ...this.
1491 (mips_pad_arg_upward): Use SCALAR_INT_MODE_P instead of a comparison
1493 (mips_fpr_return_fields): Use SCALAR_FLOAT_TYPE_P instead of a
1494 comparison with REAL_TYPE.
1495 (mips_function_value): Remove the FUNC argument. Rename local
1496 variable UNSIGNEDP to UNSIGNED_P.
1497 (mips_return_in_memory): Use IN_RANGE.
1498 (mips_setup_incoming_varargs): Pass a boolean rather than an int
1499 to FUNCTION_ARG_ADVANCE.
1500 (mips_gimplify_va_arg_expr): Rename local variable INDIRECT
1501 to INDIRECT_P. Remove a redundant mips_abi check. Only calculate
1502 SIZE and RSIZE if needed.
1503 (mips16_stub): Rename FPRET to FP_RET_P and give it type "bool"
1505 (build_mips16_function_stub): Rename to...
1506 (mips16_build_function_stub): ...this.
1507 (build_mips16_call_stub): Rename to...
1508 (mips16_build_call_stub): ...this. Make static, and return a
1509 "bool" rather than an "int". Rename the ARG_SIZE argument to
1510 ARGS_SIZE. Rename the local variable FPRET to FP_RET_P and give
1511 it type "bool". Use "jr" rather than "j". Use XNEW. Simplify.
1512 (mips_load_call_address): Give the SIBCALL_P argument type "bool"
1514 (mips_expand_call): Likewise. Assert that MIPS16 calls via stubs
1515 are not sibling ones.
1516 (mips_emit_fcc_reload): Rename to...
1517 (mips_expand_fcc_reload): ...this.
1518 (mips_get_unaligned_mem): Give the WIDTH and BITPOS arguments type
1520 (mips_expand_unaligned_load): Rename to...
1521 (mips_expand_ext_as_unaligned_load): ...this and give the WIDTH
1522 and BITPOS arguments type "HOST_WIDE_INT". Remove redundant
1524 (mips_expand_unaligned_store): Rename to...
1525 (mips_expand_ins_as_unaligned_store): ...this and give the WIDTH
1526 and BITPOS arguments type "HOST_WIDE_INT".
1527 (mips_use_ins_ext_p): Rename second and third arguments to WIDTH
1528 and BITPOS and give them type "HOST_WIDE_INT" rather than "rtx".
1530 (mips_init_split_addresses): Replace with...
1531 (mips_split_addresses_p): ...this new function.
1532 (mips_init_relocs): Check mips_split_addresses_p () rather than
1533 mips_split_addresses. Always initialize mips_split_p with booleans.
1534 (print_operand_reloc): Rename to...
1535 (mips_print_operand_reloc): ...this. Use a gcc_assert rather than
1537 (print_operand): Rename to...
1538 (mips_print_operand): ...this.
1539 (print_operand_address): Rename to...
1540 (mips_print_operand_address): ...this. Use GP_REG_FIRST.
1541 (mips_in_small_data_p): Simplify.
1542 (mips_output_ascii): Remove the PREFIX argument and "register"
1543 keywords. Use the STRING parameter directly and cast to
1545 (mips16e_collect_argument_save_p): Use IN_RANGE.
1546 (mips_function_has_gp_insn): Simplify.
1547 (mips_set_return_address): Use BITSET_P.
1548 (mips_restore_gp): Use a separate statement to pick the base
1550 (mips_output_function_prologue): Use a local FRAME variable.
1551 (mips_save_reg): Pass booleans to mips_subword.
1552 (mips_expand_prologue): Use a local FRAME variable. Use
1553 cprestore_size to detect when .cprestore is needed.
1554 (mips_restore_reg): Use GP_REG_FIRST.
1555 (mips_expand_epilogue): Give the SIBCALL_P argument type "bool"
1556 rather than "int". Use local FRAME and REGNO variables.
1557 (mips_can_use_return_insn): Return a "bool" rather than an "int".
1558 (mips_secondary_reload_class): Give the IN_P argument type "bool"
1560 (mips_linked_madd_p): Rename arguments to OUT_INSN and IN_INSN.
1561 (mips_store_data_bypass_p): Return a "bool" rather than an "int".
1562 (vr4130_swap_insns_p): Rename local variables to DEP1_P and DEP2_P.
1563 (mips_74k_agen_init): Assume INSN satisfies USEFUL_INSN_P.
1564 (mips_variable_issue): Do nothing unless INSN satisfies USEFUL_INSN_P.
1565 (builtin_description): Rename to...
1566 (mips_builtin_description): ...this.
1567 (mips_bdesc): Rename to...
1568 (mips_ps_bdesc): ...this.
1569 (sb1_bdesc): Rename to...
1570 (mips_sb1_bdesc): ...this.
1571 (dsp_bdesc): Rename to...
1572 (mips_dsp_bdesc): ...this.
1573 (dsp_32only_bdesc): Rename to...
1574 (mips_dsp_32only_bdesc): ...this.
1575 (bdesc_map): Rename to...
1576 (mips_bdesc_map): ...this.
1577 (bdesc_arrays): Rename to...
1578 (mips_bdesc_arrays): ...this.
1579 (mips_prepare_builtin_arg): Rename OP to OPNO and ARGNUM to ARGNO.
1580 Tweak error message.
1581 (mips_expand_builtin_direct): Rename HAS_TARGET to HAS_TARGET_P.
1582 Rename local variables I and J to OPNO and ARGNO respectively.
1583 Assert that the number of arguments is no more than the number of
1585 (mips_expand_builtin_compare): Use an array of arguments rather
1586 than an array of operands. Assert that the number of operands is
1588 (add_constant): Rename to...
1589 (mips16_add_constant): ...this. Use XNEW.
1590 (dump_constants_1): Rename to...
1591 (mips16_emit_constants_1): ...this. Use ALL_SCALAR_FIXED_POINT_MODE_P.
1592 (dump_constants): Rename to...
1593 (mips16_emit_constants): ...this.
1594 (mips_sim_wait_reg, mips_sim_record_set): Use END_REGNO.
1595 (mips_set_mips16_mode): Don't call mips_init_split_addresses.
1596 Assign mips16_p to was_mips16_p.
1597 (mips_parse_cpu): Tweak warning message.
1598 (override_options): Rename to...
1599 (mips_override_options): ...this. Move the mips_cost initialization
1600 out of the "shared with GAS" block. Quote option names in error
1602 (mips_conditional_register_usage): Make local variable REGNO unsigned.
1603 (mips_order_regs_for_local_alloc): Remove register keyword.
1605 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1607 * system.h (IN_RANGE): Cast each argument individually.
1609 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1611 * config/mips/mips.c (mips_set_mips16_mode) Say sorry for hard-float
1612 MIPS16 code unless using o32 or o64.
1614 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1616 * config/mips/mips.c (mips_cannot_change_mode_class): Don't check
1617 for modes smaller than 4 bytes.
1618 * config/mips/mips.md (*movhi_internal, *movqi_internal): Remove
1621 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1623 * config/mips/mips-protos.h (mips_output_aligned_bss): Delete.
1624 * config/mips/linux.h (BSS_SECTION_ASM_OP): Delete.
1625 (ASM_OUTPUT_ALIGNED_BSS): Delete.
1626 * config/mips/mips.c (mips_output_aligned_bss): Delete.
1628 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1630 * config/mips/mips.c (mips_function_ok_for_sibcall): Only forbid
1631 sibling calls to "mips16" functions if the function satisfies
1632 const_call_insn_operand.
1634 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1636 * config/mips/mips.c (mips_va_start): Fix types in calls
1639 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1641 * config/mips/mips.c (mips_rtx_costs): Only recognize reciprocals
1644 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1646 * config/mips/mips.h (ISA_HAS_LDC1_SDC1): New macro.
1647 * config/mips/mips.c (mips_split_64bit_move_p): Use ISA_HAS_LDC1_SDC1
1648 instead of checking mips_isa.
1650 2007-10-21 Richard Sandiford <rsandifo@nildram.co.uk>
1652 * doc/invoke.texi (-mpaired-single): Don't say that the option
1653 requires 64-bit code.
1654 * config/mips/mips-protos.h (mips_modes_tieable_p): Declare.
1655 * config/mips/mips.h (ISA_HAS_PAIRED_SINGLE): New macro.
1656 (ISA_HAS_NMADD_NMSUB): Add a mode argument. Return true for
1657 V2SF if ISA_MIPS32R2.
1658 (MODES_TIEABLE_P): Use mips_modes_tieable_p.
1659 * config/mips/mips.c (mips_rtx_costs): Pass a mode argument
1660 to ISA_HAS_NMADD_NMSUB.
1661 (mips_split_doubleword_move): Handle V2SF.
1662 (mips_modes_tieable_p): New function.
1663 (override_options): Report a warning rather than an error when
1664 -mpaired-single is used on ISAs that don't support it; use
1665 ISA_HAS_PAIRED_SINGLE to check that case.
1666 * config/mips/mips.md (MOVE64): New mode iterator. Replace DI
1667 and DF move splitters with a single MOVE64 splitter, thereby adding
1668 a V2SF splitter too.
1669 (SPLITF): Add TARGET_DOUBLE_FLOAT conditions to DI and DF.
1670 Add a TARGET_FLOAT64 condition to TF. Add V2SF to the iterator.
1671 (HALFMODE): Add V2SF.
1672 (*nmadd<mode>, *nmadd<mode>_fastmath, *nmsub<mode>)
1673 (*nmsub<mode>_fastmath): Add a mode argument to ISA_HAS_NMADD_NMSUB.
1674 (movv2sf_hardfloat_64bit): Tweak ordering of conditions.
1675 (movv2sf_hardfloat_32bit): New pattern.
1676 (load_low<mode>, load_high<mode>, store_word<mode>): Remove
1677 TARGET_DOUBLE_FLOAT conditions.
1679 2007-10-20 Jakub Jelinek <jakub@redhat.com>
1681 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Point
1682 saved CR2 offset to low 32 bits of regs->ccr rather than the whole
1683 64-bit register in 64-bit libgcc.
1685 2007-10-20 Eric B. Weddington <eweddington@cso.atmel.com>
1687 * config/avr/avr.c (avr_mcu_types): Add at90pwm2b, at90pwm3b.
1688 * config/avr/avr.h (LINK_SPEC): Likewise.
1689 (CRT_BINUTILS_SPECS): Likewsie.
1690 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
1692 2007-10-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
1694 * doc/invoke.texi (Warning Options): Move -w, -Werror, -Werror=
1695 and -Wfatal-errors together.
1697 2007-10-20 Alan Modra <amodra@bigpond.net.au>
1700 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Revert 2007-05-16
1701 change for vrsave, ie restore after frame pop.
1703 2007-10-19 David S. Miller <davem@davemloft.net>
1705 * config/sparc/niagara2.md: Fix copyright notice.
1707 2007-10-19 Sebastian Pop <sebastian.pop@amd.com>
1709 PR tree-optimization/23820
1710 PR tree-optimization/24309
1711 PR tree-optimization/33766
1712 * testsuite/gcc.dg/tree-ssa/pr23820.c: New.
1713 * testsuite/gcc.dg/tree-ssa/pr24309.c: New.
1714 * testsuite/gcc.dg/tree-ssa/pr33766.c: New.
1715 * testsuite/gcc.dg/tree-ssa/ltrans-3.c: XFAILed.
1716 * tree-loop-linear.c (perfect_loop_nest_depth): New.
1717 (linear_transform_loops): Use perfect_loop_nest_depth.
1718 * lambda-code.c (perfect_nest_p): Outer loops in perfect nests
1719 should have a single condition: their exit.
1721 2007-10-19 Richard Guenther <rguenther@suse.de>
1725 * stor-layout.c (layout_type): Assert that aggregates do not
1726 have their alias sets set.
1727 * alias.c (get_alias_set): Return alias set zero for incomplete
1728 types, return the alias set of the element for incomplete array
1729 types, but do not remember these.
1731 2007-10-19 Richard Guenther <rguenther@suse.de>
1734 2007-10-19 Richard Guenther <rguenther@suse.de>
1737 * tree.c (build_array_type): Do not re-layout unbound array
1740 2007-10-19 Richard Guenther <rguenther@suse.de>
1743 * tree.c (build_array_type): Do not re-layout unbound array
1746 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1748 * config/mips/mips.c (mips_canonicalize_comparison): Check
1749 mips_relational_operand_ok_p before trying to rewrite the test.
1750 Only calculate PLUS_ONE if needed.
1751 (mips_emit_int_relational): Don't call mips_relational_operand_ok_p
1754 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1756 * config/mips/mips.c (mips16e_build_save_restore): Fix *OFFSET_PTR
1759 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1761 * config/mips/mips.c (mips_call_tls_get_addr): Don't claim that
1762 the call uses the incoming value of $2.
1764 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1766 * config/mips/mips.c (mips_call_tls_get_addr): Use gen_const_mem
1767 rather then gen_rtx_MEM.
1768 (mips_setup_incoming_varargs): Use gen_frame_mem rather than
1770 (mips_set_return_address): Likewise.
1771 (mips_restore_gp): Likewise.
1773 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1775 * config/mips/mips.c (gpr_mode): Delete.
1776 (mips16e_build_save_restore): Use word_mode and UNITS_PER_WORD
1777 instead of gpr_mode.
1778 (mips_for_each_saved_reg): Likewise.
1779 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1780 (override_options): Don't initialize gpr_mode.
1781 * config/mips/mips.md (eh_return): Use word_mode instead of gpr_mode.
1783 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1785 * config/mips/mips.c (mips_hard_regno_nregs): Put the UNITS_PER_WORD
1787 (mips_class_max_nregs): Calculate the smallest consituent register
1788 size and use that to determine an upper bound on the number of
1791 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1793 * config/mips/mips.c (mips16_copy_fpr_return_value): New function,
1795 (mips_expand_epilogue): ...here.
1796 (mips_mdebug_abi_name): New function, split out from...
1797 (mips_file_start): ...here.
1798 (mips_hard_regno_mode_ok_p): New function, split out from...
1799 (override_options): ...here.
1800 (mips_expand_builtin_1): New function, split out from...
1801 (mips_expand_buitin): ...here. Abort if we don't recognize
1804 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1806 * config/mips/mips.c (build_mips16_function_stub): Load the
1807 target address into $1 before transfering the arguments.
1808 Don't use ".set noreorder".
1809 (build_mips16_call_stub): Likewise.
1811 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1813 * config/mips/mips.c (mips_output_32bit_xfer): New function.
1814 (mips_output_64bit_xfer): Likewise.
1815 (mips16_fp_args): Rename to...
1816 (mips_output_args_xfer): ...this and replace the FROM_FP_P argument
1817 with a DIRECTION argument. Use mips_output_32bit_xfer and
1818 mips_output_64bit_xfer.
1819 (build_mips16_function_stub): Update accordingly.
1820 (mips16_fpret_double): Delete.
1821 (build_mips16_call_stub): Update after above changes.
1822 Use mips_output_32bit_xfer. Use mips_output_64bit_xfer instead
1823 of mips16_fpret_double. Use GP_REG_RETURN.
1825 2007-10-19 Richard Sandiford <rsandifo@nildram.co.uk>
1827 * config/mips/mips.c (mips16_fp_args): Remove the FILE argument and
1828 use asm_out_file instead.
1829 (build_mips16_function_stub): Likewise.
1830 (build_mips16_call_stub, mips_output_function_prologue): Update
1833 2007-10-18 David S. Miller <davem@davemloft.net>
1835 Add Niagara-2 support.
1836 * doc/invoke.texi: Document -m{cpu,tune}=niagara2.
1837 * config.gcc: Add niagara2 to cpu and tune lists for sparc.
1838 * config/sparc/sparc.md (sparc_cpu_attr): Add niagara2.
1839 (include): Add inclusion of niagara2.md
1840 * config/sparc/sparc.c (niagara2_costs): New.
1841 (sparc_override_options): Add niagara2 entry to cpu_default[]
1842 and cpu_table[]. Set align_functions to 32 on Niagara2. Use
1843 niagara2_costs when PROCESSOR_NIAGARA2. Handle Niagara2 for
1844 PARAM_SIMULTANEOUS_PREFETCHES and PARAM_L1_CACHE_LINE_SIZE.
1845 (sparc_initialize_trampoline): Handle niagara2 like niagara.
1846 (sparc64_initialize_trampoline): Likewise.
1847 (sparc_use_sched_lookahead): Likewise.
1848 (sparc_issue_rate): Likewise.
1849 * config/sparc/sol2-bi.h: Handle TARGET_CPU_niagara2 and
1851 * config/sparc/sparc.h (TARGET_CPU_niagara2): Define.
1852 ({CPP,ASM}_CPU64_DEFAULT_SPEC): Set appropriately for
1853 TARGET_CPU_niagara2.
1854 (PROCESSOR_NIAGARA2): New.
1855 (REGISTER_MOVE_COST): Handle PROCESSOR_NIAGARA2.
1856 (BRANCH_COST): Likewise.
1857 * config/sparc/linux64.h: Handle TARGET_CPU_niagara2.
1858 * config/sparc/sol2.h: Likewise.
1859 * config/sparc/niagara2.md: New file.
1861 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1863 * config/mips/mips.c (mips_frame_info): Remove gp_reg_size and
1865 (mips_compute_frame_info): Remove associated code.
1866 (mips16e_build_save_restore): Check num_fp instead of fp_reg_size.
1868 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1870 * config/mips/mips-protos.h (compute_frame_size): Delete.
1871 * config/mips/mips.h: Update comments.
1872 * config/mips/mips.c (mips_frame_info): Remove initialized.
1873 (compute_frame_size): Rename to...
1874 (mips_compute_frame_info): ...this and make static. Remove the
1875 SIZE argument and return no value. Remove the setting of initialized.
1876 Update rest of file accordingly.
1877 (mips_set_return_address): Don't call compute_frame_size.
1878 (mips_can_use_return_insn): Don't check df_regs_ever_live_p (31).
1879 Don't call compute_frame_size.
1881 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1883 * config/mips/mips-protos.h (mips_frame_pointer_required): Declare.
1884 * config/mips/mips.h (FRAME_POINTER_REQUIRED): Use
1885 mips_hard_frame_pointer_required.
1886 (CAN_ELIMINATE): Rely on FRAME_POINTER_REQUIRED to check for
1887 large MIPS16 frames.
1888 * config/mips/mips.c (mips_frame_pointer_required): New function.
1890 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1892 * config/mips/mips.c (mips_frame_info): Add arg_pointer_offset
1893 and hard_frame_pointer_offset.
1894 (mips_debugger_offset): Use hard_frame_pointer_offset.
1895 (mips16e_collect_argument_save_p): Likewise.
1896 (compute_frame_size): Initialize arg_pointer_offset and
1897 hard_frame_pointer_offset.
1898 (mips_initial_elimination_offset): Use them.
1899 (mips_output_function_prologue): Use hard_frame_pointer_offset.
1900 (mips_expand_prologue, mips_expand_epilogue): Likewise.
1902 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1904 * config/mips/mips.h (STARTING_FRAME_OFFSET): Remove rtl
1906 * config/mips/mips.c (mips_frame_info): Give num_gp and num_fp type
1907 "unsigned int" rather than "int" and put them with the other
1908 register-related fields. Put expanded comments above fields
1909 rather than to their right.
1910 (mips16e_mask_registers): Replace the GP_REG_SIZE_PTR argument
1911 with a NUM_REGS_PTR argument.
1912 (mips16e_save_restore_pattern_p): Update accordingly.
1913 (compute_frame_size): Clarify frame diagram. Rewrite.
1915 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1917 * config/mips/mips-ftypes.def: New file.
1918 * config/mips/mips.c (MIPS_FTYPE_NAME1, MIPS_FTYPE_NAME2)
1919 (MIPS_FTYPE_NAME3, MIPS_FTYPE_NAME4): New macros.
1920 (mips_function_type): Redefine using mips-ftypes.def.
1921 (dsp_bdesc): Use POINTER rather than PTR in the MIPS_*_FTYPE_* names.
1922 (mips_builtin_vector_type): New function.
1923 (MIPS_ATYPE_VOID, MIPS_ATYPE_INT, MIPS_ATYPE_POINTER, MIPS_ATYPE_SI)
1924 (MIPS_ATYPE_USI, MIPS_ATYPE_DI, MIPS_ATYPE_SF, MIPS_ATYPE_DF)
1925 (MIPS_ATYPE_V2SF, MIPS_ATYPE_V2HI, MIPS_ATYPE_V4QI, MIPS_FTYPE_ATYPES1)
1926 (MIPS_FTYPE_ATYPES2, MIPS_FTYPE_ATYPES3, MIPS_FTYPE_ATYPES4): New
1928 (mips_build_function_type): New function.
1929 (mips_init_builtins): Use it to create types lazily.
1931 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1933 * config/mips/mips.h (set_volatile): Delete.
1934 * config/mips/mips.c (set_volatile): Delete.
1935 (mips_print_operand_punctuation): New function, split out from
1936 print_operand. Remove '%{', '%}', '%~', '%&' and '%!'.
1937 Use the same character ordering in the code and the comments.
1938 Use a recursive call to handle '*'. Abort on unknown characters.
1939 (mips_init_print_operand_punct): New function, split out from
1941 (mips_print_int_branch_condition): New function, split out from
1942 print_operand. Use GET_RTX_NAME. Use output_operand_lossage
1943 to report unexpected codes.
1944 (mips_print_float_branch_condition): New function, split out from
1945 print_operand. Use output_operand_lossage to report unexpected codes.
1946 (print_operand): Rework to use a case statement. Use the
1947 same letter ordering in the code and the comments. Use
1948 output_operand_lossage to report unexpected codes and
1949 reverse_condition to handle inverted branch conditions.
1950 (override_options): Use mips_init_print_operand_punct.
1952 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1954 * config/mips/mips.h: Move variable declarations to end of file and
1955 enclose them all in #ifndef USED_FOR_TARGET.
1956 * config/mips/mips.c: Reorder functions into more logical groups,
1957 and so that callees appear before callers. Put the targetm
1958 initializer at the end of the file. Remove forward static
1959 declarations where possible.
1960 (mips_init_builtins): Add "static" to definition.
1961 (mips_expand_builtin, mips_mode_rep_extended): Likewise.
1963 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1965 * config/mips/mips.c (TARGET_MIN_ANCHOR_OFFSET): Delete.
1966 (TARGET_MAX_ANCHOR_OFFSET): Delete.
1967 (mips_cannot_force_const_mem): Don't check TARGET_HAVE_TLS.
1968 (mips_set_mips16_mode): Initialize min_anchor_offset and
1969 max_anchor_offset directly to constants.
1971 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1973 * config/mips/mips.c: Delete trailing whitespace.
1975 2007-10-18 Richard Sandiford <rsandifo@nildram.co.uk>
1977 * config/mips/mips.c (mips_expand_call): Use FAKE_CALL_REGNO.
1978 (mips_avoid_hazard): Allow multiple sets for HAZARD_DELAY,
1980 * config/mips/mips.md (load_call<mode>): Don't make the unspec
1981 depend on FAKE_CALL_REGNO. Set FAKE_CALL_REGNO.
1983 2007-10-18 David Daney <ddaney@avtrex.com>
1985 * config/mips/linux-unwind.h (mips_fallback_frame_state): Use new
1986 reg_offset variable to calculate register locations.
1988 2007-10-18 Richard Guenther <rguenther@suse.de>
1990 * tree-ssa.c (uid_ssaname_map_eq): New function.
1991 (uid_ssaname_map_has): Likewise.
1992 (init_tree_ssa): Allocate default_defs as uid_ssaname map.
1993 * tree-flow.h (struct gimple_df): Make default_defs a
1995 * tree-dfa.c (gimple_default_def): Deal with it.
1996 (set_default_def): Likewise.
1998 2007-10-18 Richard Guenther <rguenther@suse.de>
2000 * tree-flow.h (struct gimple_df): Make referenced_vars
2002 (uid_decl_map_eq): Declare.
2003 (uid_decl_map_hash): Likewise.
2004 * tree-ssa.c (uid_decl_map_eq): New function.
2005 (uid_decl_map_hash): Likewise.
2006 (init_tree_ssa): Make referenced_vars a uid_decl_map.
2007 * tree-flow-inline.h (first_referenced_var): Deal with
2008 the referenced_vars representation change.
2009 (next_referenced_var): Likewise.
2010 * tree-dfa.c (referenced_var_lookup): Likewise.
2011 (referenced_var_check_and_insert): Likewise.
2012 (remove_referenced_var): Likewise.
2014 2007-10-18 Daniel Jacobowitz <dan@codesourcery.com>
2016 * config/mips/mips.c (mips_dwarf_register_span): New.
2017 (TARGET_DWARF_REGISTER_SPAN): Define.
2019 2007-10-18 Chen Liqin <liqin@sunnorth.com.cn>
2021 * config.gcc : update score-*-elf(extra_objs).
2022 * config/score/mac.md : Remove.
2023 * config/score/misc.md : Remove.
2024 * config/score/score7.md : Remove.
2025 * config/score/score-mdaux.h : Remove.
2026 * config/score/score-mdaux.c : Remove.
2027 * config/score/score-version.h : Remove.
2028 * config/score/score-generic.md : New.
2029 * config/score/score3.h : New.
2030 * config/score/score3.c : New.
2031 * config/score/score7.h : New.
2032 * config/score/score7.c : New.
2033 * config/score/mul-div.S : add flush_cache score3 support.
2034 * config/score/elf.h : Fix some typos.
2035 * config/score/score.md : merge score3 and score7 pattern.
2036 * config/score/score.c : use to seperate which target it used.
2037 * config/score/score.h : use to seperate the target macro.
2038 * config/score/score.opt : remove -mmac option , add -mscore3,
2039 -mscore3d and -march OPTION support.
2041 2007-10-17 Andrew Pinski <andrew_pinski@playstation.sony.com>
2043 * cfgexpand.c (expand_stack_vars): Add checking to make sure
2044 that the offset of a variable is not greater than the size
2047 2007-10-17 Anatoly Sokolov <aesok@post.ru>
2049 * config/avr/avr.c (avr_mcu_types): Add support for atmega48p,
2050 atmega88p, atmega168p and atmega328p devices.
2051 * config/avr/avr.h (LINK_SPEC): (Ditto.).
2052 (CRT_BINUTILS_SPECS): (Ditto.).
2053 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
2055 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2057 * sched-ebb.c: Surround code with '#ifdef INSN_SCHEDULING'.
2059 * sched-deps.c: Ditto. Remove nested #ifdef's INSN_SCHEDULING.
2060 * sched-int.h: Surround declarations with '#ifdef INSN_SCHEDULING'.
2061 (print_insn): Move declaration to ...
2062 * rtl.h (print_insn): ... here.
2064 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2066 * config/m68k/m68k.h (m68k_sched_cpu, m68k_sched_attr_opx_type,
2067 m68k_sched_attr_opy_type, m68k_sched_attr_size, m68k_sched_attr_op_mem,
2068 m68k_sched_branch_type): Move declarations to ...
2069 * config/m68/m68k-protos.h: ... here.
2071 2007-10-17 Maxim Kuvyrkov <maxim@codesourcery.com>
2073 * genattrtab.c (main): Rearrange output of insn-attrtab.c headers.
2075 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2077 * config/avr/avr.c (avr_mcu_types): Add attiny48.
2078 * config/avr/avr.h (LINK_SPEC): Likewise.
2079 (CRT_BINUTILS_SPECS): Likewsie.
2080 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2082 2007-10-17 Eric B. Weddington <eweddington@cso.atmel.com>
2084 * config/avr/avr.c (avr_mcu_types): Add attiny43u.
2085 * config/avr/avr.h (CRT_BINUTILS_SPECS): Likewsie.
2086 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2088 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2091 * reg-stack.c (move_for_stack_reg): Swap input argument of
2092 UNSPEC_TAN insn to the top of the stack.
2094 2007-10-17 Uros Bizjak <ubizjak@gmail.com>
2097 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLLWI128,
2098 IX86_BUILTIN_PSLLDI128, BUILTIN_PSLLQI128, IX86_BUILTIN_PSRAWI128,
2099 IX86_BUILTIN_PSRADI128, IX86_BUILTIN_PSRLWI128,
2100 IX86_BUILTIN_PSRLDI128, IX86_BUILTIN_PSRLQI128]: Do not require
2101 immediate shift value.
2102 * config/i386/emmintrin.h (_mm_slli_epi16, _mm_slli_epi32,
2103 _mm_slli_epi64, _mm_srai_epi16, _mm_srai_epi32, _mm_srli_epi16,
2104 _mm_srli_epi32, _mm_srli_epi64): Remove 'const' from count argument.
2105 Remove macros for !__OPTIMIZE__ case.
2107 2007-10-17 Daniel Berlin <dberlin@dberlin.org>
2109 * tree-ssa-structalias.c (rewrite_constraints): Don't test for
2111 (perform_var_substitution): Only DFS from real nodes. Don't test
2113 (unite_pointer_equivalences): Fix broken test.
2115 2007-10-17 Alan Modra <amodra@bigpond.net.au>
2117 * config/rs6000/rs6000.c (rs6000_emit_epilogue): Correct
2118 altivec sp_offset. Rearrange sp_offset assignments to
2119 correspond to stack adjustments. Use frame_reg_rtx for
2120 SPE register restores. Correct SPE stack adjustment.
2122 2007-10-17 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2124 * builtins.c (gimplify_va_arg_expr): Use inform for help message.
2125 * toplev.c (check_global_declaration_1): Use appropriate warning
2126 option instead of unnamed warning.
2127 * stor-layout.c (layout_decl): Likewise.
2128 * c-typeck.c (build_conditional_expr): Likewise.
2129 (build_compound_expr): Fix wrong comment.
2130 (build_binary_op): Use appropriate warning option instead of
2132 * cfgexpand.c (tree_expand_cfg): Likewise.
2133 * tree-optimize.c (tree_rest_of_compilation): Likewise.
2134 * tree-cfg.c (remove_useless_stmts_warn_notreached): Likewise.
2135 (execute_warn_function_return): Likewise.
2136 * stmt.c (warn_if_unused_value): Likewise.
2138 2007-10-16 Eric B. Weddington <eweddington@cso.atmel.com>
2140 * config/avr/avr.c (avr_mcu_types): Add at90pwm216, at90pwm316.
2141 * config/avr/avr.h (LINK_SPEC): Likewise and remove regex for
2143 (CRT_BINUTILS_SPECS): Likewsie.
2144 * config/avr/t-avr (MULTILIB_MATCHES): Likewise.
2146 2007-10-16 Amruth Laxman <amruth.laxman@nsn.com>
2149 * config/sparc/sparc.h (LOCAL_ALIGNMENT): Define.
2151 2007-10-16 Eric Botcazou <ebotcazou@libertysurf.fr>
2153 * dce.c (init_dce): Only initialize the obstacks for the fast pass.
2154 (fini_dce): Only release them for the fast pass.
2155 (end_ud_dce): Delete.
2156 (rest_of_handle_ud_dce): Do not modify df_in_progress.
2157 Call fini_dce instead of end_ud_dce.
2158 (rest_of_handle_fast_dce): Do not modify df_in_progress.
2159 (run_fast_df_dce): Reset df_in_progress to false on exit.
2161 2007-10-16 Paolo Bonzini <bonzini@gnu.org>
2162 Maxim Kuvyrkov <maxim@codesourcery.com>
2164 * target.h (unspec_may_trap_p): New target hook.
2165 * target-def.h (TARGET_UNSPEC_MAY_TRAP_P): New macro.
2166 * targhooks.c (default_unspec_may_trap_p): Default implementation of
2168 * targhooks.h (default_unspec_may_trap_p): Declare it.
2169 * doc/tm.texi (TARGET_UNSPEC_MAY_TRAP_P): Document new hook.
2170 * rtlanal.c (may_trap_p_1): Use new hook. Make global.
2171 * rtl.h (may_trap_p_1): Declare.
2173 * config/ia64/ia64.c (ia64_unspec_may_trap_p): New function to
2174 override default hook implementation.
2175 (TARGET_UNSPEC_MAY_TRAP_P): Override default implementation of the
2178 2007-10-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2180 * doc/invoke.texi (Wextra): Move it just after Wall, list the
2181 options enabled by Wextra and mention Wuninitialized.
2183 2007-10-15 Nigel Stephens <nigel@mips.com>
2185 * config/mips/mips.h (LOCAL_ALIGNMENT): Define.
2187 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2189 PR tree-optimization/33136
2190 * opts.c (decode_options): Don't enable flag_ipa_type_escape.
2192 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2194 PR tree-optimization/33735
2195 PR tree-optimization/33572
2196 * tree-inline.c (update_ssa_across_abnormal_edges): Revert
2197 2007-10-09's change.
2198 * except.c (duplicate_eh_regions): Don't look for prev_try
2199 beyond ERT_ALLOWED_EXCEPTIONS with an empty list.
2201 2007-10-15 Alexandre Oliva <aoliva@redhat.com>
2204 * tree-inline.c (copy_bb): Use bsi_replace to replace a
2205 __builtin_va_arg_pack-containing call stmt.
2207 2007-10-15 Razya Ladelsky <razya@il.ibm.com>
2209 * matrix-reorg.c (gate_matrix_reorg): Don't comment out whole
2212 2007-10-15 Jakub Jelinek <jakub@redhat.com>
2214 PR tree-optimization/33619
2215 * tree-ssa-ter.c (is_replaceable_p): Return false for all
2218 2007-10-15 David Edelsohn <edelsohn@gnu.org>
2220 * config.gcc (powerpc-ibm-aix5*): Install altivec.h.
2222 2007-10-15 Richard Guenther <rguenther@suse.de>
2224 * fold-const.c (extract_array_ref): Remove.
2225 (fold_comparison): Handle POINTER_PLUS_EXPR with the
2226 generic address expression comparison folding. Remove
2227 the folding that used extract_array_ref.
2229 2007-10-15 Maxim Kuvyrkov <maxim@codesourcery.com>
2232 * haifa-sched.c (process_insn_forw_deps_be_in_spec): Check if
2233 speculation type of insn can be changed before trying to do that.
2235 2007-10-15 Eric Botcazou <ebotcazou@libertysurf.fr>
2237 * dse.c (struct insn_info): Add 'frame_read' field.
2238 (scan_insn): For the call to a const function, set frame_read if
2239 reload has been run.
2240 If the insn reads the frame, kill the frame related stores.
2241 (scan_reads_nospill): Likewise.
2243 2007-10-14 Jason Merrill <jason@redhat.com>
2245 * tree-eh.c (optimize_double_finally): Don't assume that the
2246 cleanup we're duplicating is only one statement.
2248 2007-10-14 Kazu Hirata <kazu@codesourcery.com>
2250 * config/fixed-bit.c, config/i386/cpuid.h, config/i386/i386.c,
2251 config/i386/i386.md, config/i386/sse.md, function.c, jump.c,
2252 modulo-sched.c, ra-conflict.c, toplev.c, tree-eh.c, tree-sra.c,
2253 tree-ssa-dse.c, tree-vect-analyze.c, tree-vect-patterns.c,
2254 tree-vect-transform.c: Fix comment typos.
2255 * doc/extend.texi: Fix a typo.
2257 * c-common.h: Remove the prototype for c_expand_body.
2258 * c-tree.h: Remove the prototype for c_disregard_inline_limits.
2259 * tree.h: Remove the prototype for fold_build_call_expr.
2261 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN):
2263 * c-tree.h: Remove the prototype for c_cannot_inline_tree_fn.
2265 2007-10-13 David Edelsohn <edelsohn@gnu.org>
2267 * config/rs6000/aix53.h: New file.
2268 * config/rs6000/aix{41,43,51,52}.h (TARGET_ALTIVEC): Define to 0.
2269 (TARGET_ALTIVEC_ABI): Same.
2270 * config/rs6000/aix.h (TARGET_ALTIVEC): Delete.
2271 (TARGET_ALTIVEC_ABI): Delete.
2272 * config.gcc (powerpc-ibm-aix5*): Rename to aix5.2. Add new
2273 stanza defaulting to aix5.3.
2275 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2277 * config/i386/i386.md (SI_REG, DI_REG): New constants.
2278 (strmov): Use defined constants.
2279 (cmpstrnsi): Likewise.
2280 * config/i386/i386.c (decide_alg): Use defined constants.
2281 (ix86_expand_strlen): Likewise.
2283 2007-10-12 Richard Sandiford <rsandifo@nildram.co.uk>
2285 * dse.c (find_shift_sequence): Reinstate "<= UNITS_PER_WORD" condition.
2286 * var-tracking.c (micro_operation_def): Update comment on u.loc.
2287 (mode_for_reg_attrs, var_lowpart): New functions.
2288 (add_uses): Consider recording a lowpart of LOC for MO_USE.
2289 (add_stores): Likewise MO_SET and MO_COPY. If the source of a set
2290 or copy is known, set LOC to the SET that performs the set, instead
2292 (find_src_status, find_src_set_src): Remove LOC parameter.
2293 Replace INSN with the source value.
2294 (compute_bb_dataflow, emit_notes_in_bb): Check for a SET u.loc when
2295 handling MO_SET and MO_COPY. Update the calls to find_src_status
2296 and find_src_set_src.
2298 2007-10-12 Nathan Froyd <froydnj@codesourcery.com>
2301 * config/i386/i386.md (strmov): Check for esi and edi usage.
2302 * config/i386/i386.c (decide_alg): Check whether we can use a
2303 rep prefix and adjust algorithm choice accordingly.
2304 (ix86_expand_strlen): Check for eax, ecx, and edi usage.
2306 2007-10-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
2308 * config/c4x/c4x.md (mulqi3, mulhi3): Use optab_libfunc.
2310 2007-10-12 Kenneth Zadeck <zadeck@naturalbridge.com>
2312 * global.c (build_insn_chain): Formatting fixes.
2314 2007-10-12 Richard Guenther <rguenther@suse.de>
2316 * tree-ssa-forwprop.c (forward_propagate_into_cond): For
2317 combining both operands require either both have single uses
2318 or combining to a constant.
2320 2007-10-12 Richard Guenther <rguenther@suse.de>
2323 * tree-ssa-forwprop.c (can_propagate_from): Do not propagate from
2324 a rhs with side-effects or which is a load.
2325 (forward_propagate_into_cond): Also try combining both operands.
2327 2007-10-12 Uros Bizjak <ubizjak@gmail.com>
2329 PR tree-optimization/33742
2330 * tree-vect-transform.c (vectorizable_operation): Return false
2331 if get_vectype_for_scalar_type for scalar_dest can't be determined.
2332 (vectorizable_call): Same for rhs_type and lhs_type.
2334 2007-10-12 Jakub Jelinek <jakub@redhat.com>
2336 PR tree-optimization/33645
2337 * tree-ssa-live.c (mark_all_vars_used): Add data argument,
2338 pass it to walk_tree.
2339 (mark_all_vars_used_1): Pass data through to mark_all_vars_used.
2340 When calling set_is_used on a VAR_DECL, if data is not NULL and
2341 its DECL_UID is in the bitmap, call mark_all_vars_used on its
2342 DECL_INITIAL after clearing the bit in bitmap.
2343 (remove_unused_locals): Adjust mark_all_vars_used callers.
2344 Instead of removing unused global vars from unexpanded_var_list
2345 immediately record them in bitmap, call mark_all_vars_used on
2346 all used global vars from unexpanded_var_list and only purge
2347 global vars that weren't found used even during that step.
2349 2007-10-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
2351 * gthr-posix.h (__gthread_active_init): Create detached instead of
2352 joinable thread when testing whether threads are active on hppa-hpux.
2353 * gthr-posix95.h (__gthread_active_init): Likewise.
2355 2007-10-11 Kenneth Zadeck <zadeck@naturalbridge.com>
2358 * global.c (build_insn_chain): Include insn that occur between
2361 2007-10-11 Tom Tromey <tromey@redhat.com>
2363 * gengtype-yacc.y: Delete.
2365 2007-10-11 Uros Bizjak <ubizjak@gmail.com>
2367 * config/i386/i386.md (AX_REG, DX_REG, CX_REG): New constants.
2368 * config/i386/i386.c (ix86_function_arg_regno_p, function_arg_32,
2369 function_value_32, function_value_64, function_value_ms_64,
2370 setup_incoming_varargs_64, ix86_expand_prologue, ix86_expand_call,
2371 legitimize_tls_address, x86_this_parameter, x86_output_mi_thunk):
2374 2007-10-11 Richard Guenther <rguenther@suse.de>
2376 * gcse.c (hash_scan_set): If the next nonnote insn is in
2377 a different basic block insert the set.
2379 2007-10-11 Richard Guenther <rguenther@suse.de>
2382 * tree-cfg.c (one_pointer_to_useless_type_conversion_p): New function.
2383 (verify_gimple_expr): Use it to verify pointer-to types for
2386 2007-10-11 Richard Guenther <rguenther@suse.de>
2389 * c-typeck.c (build_array_ref): Do not strip qualifiers from
2390 the array element type.
2392 2007-10-11 Eric Botcazou <ebotcazou@libertysurf.fr>
2394 PR rtl-optimization/33638
2395 * dse.c (struct insn_info): Remove 'stack_read' field,
2396 add 'stack_pointer_based' field.
2397 (record_store): For a store with non-constant base, record
2398 whether it is stack pointer based.
2399 (scan_insn): For the call to a const function, remove stack
2400 pointer based stores from the list of local active stores.
2401 (scan_reads_nospill): Delete code dealing with const functions.
2403 2007-10-10 Peter Bergner <bergner@vnet.ibm.com>
2405 * ra-conflict.c (partial_bitnum, max_bitnum): Change type of variables
2407 (conflict_p, set_conflict, set_conflicts): Likewise.
2408 * global.c (global_alloc): Likewise.
2409 * ra.h: Update prototypes.
2411 2007-10-10 Wolfgang Gellerich <gellerich@de.ibm.com>
2413 * opth-gen.awk: Fixed generation of comment stating the origin
2416 2007-10-10 Kazu Hirata <kazu@codesourcery.com>
2419 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2420 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2421 and '%}', respectively.
2424 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2425 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2426 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2428 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2432 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2433 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2434 syntax for ASSEMBLER_DIALECT.
2435 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2437 2007-10-10 Revital Eres <eres@il.ibm.com>
2439 * modulo-sched.c (check_nodes_order): Dump the final order of
2441 (get_sched_window): Add dump info.
2442 (calculate_order_params): Dump order params of the nodes.
2444 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2447 * ra-conflict.c (record_one_conflict_between_regnos,
2448 set_conflicts_for_earlyclobber, global_conflicts): Improved logging.
2449 (global_conflicts): Enhanced incorrect check.
2451 2007-10-09 Geoffrey Keating <geoffk@apple.com>
2453 * dwarf2out.c (output_call_frame_info): FDEs are always emitted
2454 if flag_exceptions is not set.
2455 * config/darwin.c (darwin_emit_unwind_label): Rewrite to use
2456 assemble_name rather than incorrectly emulating it.
2458 * doc/extend.texi (Deprecated Features): Mention that <? and >? and
2459 friends are removed from G++.
2461 2007-10-09 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2463 * c-opts.c (c_common_handle_option): -Wnontemplate-friend,
2464 -Wwrite-strings and -Wmultichar are enabled by default, so Wall
2465 enabling them is redundant. Don't check two times for
2468 2007-10-09 H.J. Lu <hongjiu.lu@intel.com>
2470 * ra-conflict.c (record_one_conflict_between_regnos): Revert
2472 (set_conflicts_for_earlyclobber): Likewise.
2473 (global_conflicts): Likewise.
2475 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2477 * longlong.h (count_leading_zeros): Replace '{' and '}' with '%{'
2478 and '%}', respectively.
2480 2007-10-09 Kazu Hirata <kazu@codesourcery.com>
2482 * config/m68k/m68k.c (print_operand): Handle '{' and '}'.
2483 * config/m68k/m68k.h (PRINT_OPERAND_PUNCT_VALID_P): Accept '{'
2485 * config/m68k/m68k.md: Replace '{' with '%{' where '{' is
2488 2007-10-09 Richard Guenther <rguenther@suse.de>
2491 * gimplify.c (canonicalize_component_ref): Honor qualifiers
2492 of referenced structure and component.
2494 2007-10-09 Kenneth Zadeck <zadeck@naturalbridge.com>
2497 * ra-conflict.c (record_one_conflict_between_regnos,
2498 set_conflicts_for_earlyclobber, global_conflicts): Improved
2500 (global_conflicts): Removed incorrect check.
2502 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2504 PR tree-optimization/33615
2505 * tree-ssa-pre.c (compute_avail): Don't call make_values_for_stmt
2506 if the statement might throw. Fix formatting.
2508 2007-10-09 Richard Sandiford <rsandifo@nildram.co.uk>
2510 PR tree-optimization/33615
2511 * tree-ssa-loop-im.c (movement_possibility): Return MOVE_IMPOSSIBLE
2512 if the rhs might throw.
2514 2007-10-09 Jan Hubicka <jh@suse.cz>
2516 * invoke.texi (align-threshold, align-loop-iterations): Document.
2517 * final.c: Include cfgloop.h, params.h
2518 (compute_alignments): Dump decisions and compare them with loop
2519 structure; honor given parameters.
2520 (pass_compute_alignments): New dump file.
2521 * params.def (PARAM_ALIGN_THRESHOLD, PARAM_ALIGN_LOOP_ITERATIONS): New.
2522 * Makefile.in (final.o): Add dependency on cfgloop.h and params.h
2524 2007-10-09 James E. Wilson <wilson@specifix.com>
2526 PR tree-optimization/33655
2528 * tree-sra.c (bitfield_overlaps_p): When fld->element is INTEGER_CST,
2529 convert it to bitsizetype before size_binop call.
2531 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2533 PR tree-optimization/33572
2534 * tree-inline.c (update_ssa_across_abnormal_edges): Tolerate
2535 the absence of a corresponding edge from the exit block.
2537 2007-10-09 Alexandre Oliva <aoliva@redhat.com>
2540 * tree-sra.c (instantiate_element): Use BYTES_BIG_ENDIAN for
2542 (sra_build_assignment): Likewise. Set up mask depending on
2543 precision, not type.
2544 (sra_build_bf_assignment): Use BYTES_BIG_ENDIAN. Don't overflow
2545 computing bit masks.
2546 (sra_build_elt_assignment): Don't view-convert from signed to
2548 (sra_explode_bitfield_assignment): Use bit-field type if
2549 possible. Use BYTES_BIG_ENDIAN.
2551 2007-10-08 Alexandre Oliva <aoliva@redhat.com>
2554 * tree-sra.c (scalarize_lsdt): Fix thinko in testing whether
2555 the original stmt can throw.
2556 (sra_build_bf_assignment): Fix type mismatch when applying negated
2559 2007-10-08 Geoffrey Keating <geoffk@apple.com>
2561 * config/darwin.h (DARWIN_REGISTER_TARGET_PRAGMAS): Register
2562 '#pragma mark' to be executed at preprocessing time.
2564 2007-10-08 Ollie Wild <aaw@google.com>
2566 * varasm.c (compare_constant): Removed call to
2567 lang_hooks.expand_constant.
2568 (copy_constants): Removed call to lang_hooks.expand_constant.
2569 (compute_reloc_for_constant): Removed call to
2570 lang_hooks.expand_constant.
2571 (output_addressed_constants): Removed call to
2572 lang_hooks.expand_constant.
2573 (constructor_static_from_elts_p): Removed call to
2574 lang_hooks.expand_constant.
2575 (output_constant): Removed calls to lang_hooks.expand_constant.
2576 * langhooks.h (struct lang_hooks): Removed field expand_constant.
2577 * langhooks-def.h (lhd_return_tree): Removed.
2578 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
2579 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
2580 * langhooks.c (lhd_return_tree): Removed.
2582 2007-10-08 Mark Shinwell <shinwell@codesourcery.com>
2584 * combine.c (setup_incoming_promotions): Ensure that
2585 arguments that have not undergone mode promotions do not
2586 incorrectly get marked as being sign- or zero-extended.
2588 2007-10-08 Richard Guenther <rguenther@suse.de>
2593 * fold-const.c (fold_binary): Use correct types in folding
2594 of a * (1 << b) to (a << b). Likewise for ~A & ~B to ~(A | B)
2595 and building of RROTATE_EXPR.
2597 2007-10-08 Richard Guenther <rguenther@suse.de>
2602 * fold-const.c (fold_binary): Use the correct types when
2603 folding (A | CST1) & CST2 to (A & CST2) | (CST1 & CST2).
2604 (fold_binary): Use the correct types when folding
2605 (-A) - B to (-B) - A.
2606 (fold_unary): Use the correct types when folding ~(X).
2608 2007-10-08 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
2610 * doc/invoke.texi (Wall): fix formatting issues.
2612 2007-10-07 Richard Sandiford <rsandifo@nildram.co.uk>
2614 * simplify-rtx.c (simplify_binary_operation_1): Canonicalize
2615 truncated shift counts.
2617 2007-10-07 Kazu Hirata <kazu@codesourcery.com>
2619 * config/m68k/m68k.c, config/m68k/m68k.md: Use the assembly
2620 syntax for ASSEMBLER_DIALECT.
2621 * config/m68k/m68k.h (ASSEMBLER_DIALECT): New.
2623 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2624 Nathan Froyd <froydnj@codesourcery.com>
2626 * dwarf2out.c (dwarf2out_frame_init): Check for DWARF2_FRAME_INFO
2627 when determining whether to record INCOMING_RETURN_ADDR_RTX.
2629 2007-10-06 Eric Botcazou <ebotcazou@adacore.com>
2632 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
2634 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
2635 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
2636 the function, temporarily point the debug interface to the null one.
2638 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2640 PR tree-optimization/33655
2642 * tree-sra.c (bitfield_overlaps_p): Handle array and complex
2645 2007-10-06 Alexandre Oliva <aoliva@redhat.com>
2647 PR tree-optimization/33572
2648 * tree-cfg.c (verify_stmts): Check for missing PHI defs.
2649 * tree-inline.c (update_ssa_across_eh_edges): Renamed to...
2650 (update_ssa_across_abnormal_edges): ... this. Set slots in the
2652 (copy_edges_for_bb): Handle nonlocal label edges.
2653 (make_nonlocal_label_edges): Deleted.
2654 (optimize_inline_calls): Don't call it.
2656 2007-10-05 Hans-Peter Nilsson <hp@axis.com>
2658 * gthr-single.h: Revert last change.
2660 2007-10-05 Michael Matz <matz@suse.de>
2663 * lower-subreg.c (decompose_multiword_subregs): Use
2664 validate_unshare_change().
2666 2007-10-05 Peter Bergner <bergner@vnet.ibm.com>
2668 * ra-conflict.c: Include "sparseset.h".
2669 (conflicts): Change to HOST_WIDEST_FAST_INT.
2670 (allocnos_live): Redefine variable as a sparseset.
2671 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE, GET_ALLOCNO_LIVE):
2673 (allocno_row_words): Removed global variable.
2674 (partial_bitnum, max_bitnum, adjacency_pool, adjacency): New variables.
2675 (CONFLICT_BITNUM, CONFLICT_BITNUM_FAST): New defines.
2676 (conflict_p, set_conflict_p, set_conflicts_p): New functions.
2677 (record_one_conflict_between_regnos): Cache allocno values and reuse.
2679 (record_one_conflict): Update uses of allocnos_live to use
2680 the sparseset routines. Use set_conflicts_p.
2681 (mark_reg_store): Likewise.
2682 (set_reg_in_live): Likewise.
2683 (global_conflicts): Update uses of allocnos_live.
2684 Use the new adjacency list to visit an allocno's neighbors
2685 rather than iterating over all possible allocnos.
2686 Call set_conflicts_p to setup conflicts rather than adding
2688 * global.c: Comments updated.
2689 (CONFLICTP): Delete define.
2690 (regno_compare): New function. Add prototype.
2691 (global_alloc): Sort the allocno to regno mapping according to
2692 which basic blocks the regnos are referenced in. Modify the
2693 conflict bit matrix to a compressed triangular bitmatrix.
2694 Only allocate the conflict bit matrix and adjacency lists if
2695 we are actually going to allocate something.
2696 (expand_preferences): Use conflict_p. Update uses of allocnos_live.
2697 (prune_preferences): Use the FOR_EACH_CONFLICT macro to visit an
2698 allocno's neighbors rather than iterating over all possible allocnos.
2699 (mirror_conflicts): Removed function.
2700 (dump_conflicts): Iterate over regnos rather than allocnos so
2701 that all dump output will be sorted by regno number.
2702 Use the FOR_EACH_CONFLICT macro.
2703 * ra.h: Comments updated.
2704 (conflicts): Update prototype to HOST_WIDEST_FAST_INT.
2705 (partial_bitnum, max_bitnum, adjacency, adjacency_pool):
2707 (ADJACENCY_VEC_LENGTH, FOR_EACH_CONFLICT): New defines.
2708 (adjacency_list_d, adjacency_iterator_d): New types.
2709 (add_neighbor, adjacency_iter_init, adjacency_iter_done,
2710 adjacency_iter_next, regno_basic_block): New static inline functions.
2711 (EXECUTE_IF_SET_IN_ALLOCNO_SET): Removed define.
2712 (conflict_p): Add function prototype.
2713 * sparseset.h, sparseset.c: New files.
2714 * Makefile.in (OBJS-common): Add sparseset.o.
2715 (sparseset.o): New rule.
2717 2007-10-05 Richard Guenther <rguenther@suse.de>
2720 * fold-const.c (fold_unary): Do not fold (long long)(int)ptr
2723 2007-10-05 Michael Matz <matz@suse.de>
2726 * function.c (match_asm_constraints_1): Check for input
2727 being used in the outputs.
2729 2007-10-05 Richard Guenther <rguenther@suse.de>
2731 * tree-cfg.c (verify_gimple_expr): Accept OBJ_TYPE_REF.
2733 2007-10-05 Richard Sandiford <rsandifo@nildram.co.uk>
2736 * config/mips/mips.c (mips_register_move_cost): Rewrite to use
2737 subset checks. Make the cost of FPR -> FPR moves depend on
2738 mips_mode_ok_for_mov_fmt_p.
2740 2007-10-04 Doug Kwan <dougkwan@google.com>
2742 * gthr-posix.h (__gthread_cond_broadcast, __gthread_cond_wait,
2743 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2744 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2745 support of conditional variables.
2746 * gthr-posix95.h (__gthread_cond_broadcast, __gthread_cond_wait,
2747 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2748 conditional variables. (__GTHREAD_HAS_COND): Macro defined to signify
2749 support of conditional variables.
2750 * gthr-single.h (__gthread_cond_broadcast, __gthread_cond_wait,
2751 __gthread_cond_wait_recursive): Add to extend interface for POSIX
2752 conditional variables.
2753 * gthr.h: Update comments to document new interface.
2755 2007-10-04 Geoffrey Keating <geoffk@apple.com>
2757 * cgraphunit.c (cgraph_build_static_cdtor): Don't set
2760 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2762 * config/avr/avr.c (expand_epilogue): Don't set RTX_FRAME_RELATED_P.
2764 2007-10-04 Richard Guenther <rguenther@suse.de>
2767 * tree-cfg.c (verify_gimple_expr): Operand one of POINTER_PLUS_EXPR
2768 does not need to be of INTEGER_TYPE.
2769 (verify_gimple_2): New function split out from ...
2770 (verify_gimple_1): ... here. ICE if there was an error during
2773 2007-10-04 Michael Matz <matz@suse.de>
2775 PR rtl-optimization/33653
2776 * dce.c (deletable_insn_p_1): Use volatile_refs_p().
2777 * dse.c (scan_insn): Same.
2779 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2781 * config.gcc: Remove USE_GAS for m68k targets.
2783 2007-10-04 Richard Guenther <rguenther@suse.de>
2785 PR tree-optimization/33627
2786 * tree-gimple.h (canonicalize_cond_expr_cond): Declare.
2787 * tree-gimple.c (canonicalize_cond_expr_cond): New function,
2789 * tree-ssa-forwprop.c (combine_cond_expr_cond): ... here.
2790 * tree-ssa-ifcombine.c (ifcombine_iforif): Use it.
2792 2007-10-04 Anatoly Sokolov <aesok@post.ru>
2794 * config/avr/avr.c (commands_in_file, commands_in_prologues,
2795 commands_in_epilogues): Remove variables.
2796 (avr_file_start): Remove unneded initializations of commands_in_file,
2797 commands_in_prologues and commands_in_epilogues variables.
2798 (avr_file_end): Remove dead code.
2800 2007-10-04 Kazu Hirata <kazu@codesourcery.com>
2802 * config/m68k/m68k.c (m68k_output_movem): Use the MOTOROLA if
2803 MOTOROLA is to true.
2805 2007-10-03 Richard Sandiford <rsandifo@nildram.co.uk>
2808 * config/mips/mips-protos.h (mips_split_64bit_move): Rename to...
2809 (mips_split_doubleword_move): ...this.
2810 * config/mips/mips.c (mips_subword): Extend to handle 64-bit words;
2811 use natural endianness for multi-format FPR values.
2812 (mips_split_64bit_move): Rename to...
2813 (mips_split_doubleword_move): ...this and extend to 64-bit words.
2814 Use move_doubleword_fpr* patterns for moves involving FPRs.
2815 (mips_save_reg): Update the call to mips_split_64bit_move.
2816 (mips_secondary_reload_class): Return NO_REGS for any reload of a
2817 nonzero constant into an FPR if the constant can be forced to memory.
2818 * config/mips/mips.md: Update the splitter calls to
2819 mips_split_64bit_move.
2820 (UNSPEC_LOAD_DF_LOW): Rename to...
2821 (UNSPEC_LOAD_LOW): ...this.
2822 (UNSPEC_LOAD_DF_HIGH): Rename to...
2823 (UNSPEC_LOAD_HIGH): ...this.
2824 (UNSPEC_STORE_DF_HIGH): Rename to...
2825 (UNSPEC_STORE_WORD): ...this.
2826 (SPLITF): New mode iterator.
2827 (HALFMODE): New mode attribute.
2828 (movtf): New expander.
2829 (*movtf_internal): New define_insn_and_split.
2830 (move_doubleword_fpr<mode>): New expander.
2831 (load_df_low, load_df_high, store_df_high, mthc1, mfhc1): Replace
2833 (load_low<mode>, load_high<mode>, store_word<mode>, mthc1<mode>)
2834 (mfhc1<mode>): ...these more general patterns.
2836 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2838 * cfgrtl.c (rtl_block_ends_with_call_p): Skip notes at the end.
2840 2007-10-03 Alexandre Oliva <aoliva@redhat.com>
2842 * gcse.c (hash_scan_set): Insert set in insn before note at
2843 the end of basic block.
2845 2007-10-03 Sebastian Pop <sebastian.pop@amd.com>
2847 PR tree-optimization/33576
2848 * testsuite/gcc.dg/tree-ssa/pr33576.c: New.
2849 * tree-loop-linear.c (linear_transform_loops): Call remove_iv.
2850 * lambda.h (lambda_loopnest_to_gcc_loopnest): New parameter.
2851 (remove_iv): Declared.
2852 * lambda-code.c (remove_iv): Not static.
2853 (lambda_loopnest_to_gcc_loopnest): New parameter remove_ivs.
2854 Don't remove ivs there, save ivs in the buffer.
2856 2007-10-03 Jason Merrill <jason@redhat.com>
2859 * tree-eh.c (same_handler_p): New fn.
2860 (optimize_double_finally): New fn.
2861 (refactor_eh_r): New fn.
2862 (refactor_eh): New fn.
2863 (pass_refactor_eh): New pass.
2864 * tree-pass.h: Declare it.
2865 * passes.c (init_optimization_passes): Add it.
2867 2007-10-03 Doug Kwan <dougkwan@google.com>
2868 Richard Guenther <rguenther@suse.de>
2871 * dwarf2out.c (reference_to_unused): Disable sanity checking,
2872 be conservative instead.
2874 2007-10-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
2877 * doc/invoke.texi (-fwhole-program): Document that Fortran
2878 doesn't support this option.
2880 2007-10-02 Richard Sandiford <rsandifo@nildram.co.uk>
2883 * expr.c (expand_expr_addr_expr_1): Pass CONSTRUCTORs to
2886 2007-10-02 David Daney <ddaney@avtrex.com>
2888 * config/mips/mips.md (sync_compare_and_swap<mode>): Handle compare
2889 against constant zero.
2890 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP): Handle constant zero
2893 2007-09-02 Kenneth Zadeck <zadeck@naturalbridge.com>
2895 * ra-conflict.c: New file.
2897 * reload.c (push_reload, find_dummy_reload): Change DF_RA_LIVE
2898 usage to DF_LIVE usage.
2899 (reload): Remove reference to df_get_live_top.
2900 * rtlanal.c (subreg_nregs_with_regno): New function.
2901 * df-scan.c (df_def_record_1, df_uses_record): Add code to set
2902 DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, and DF_REF_SUBREG flags.
2903 (df_has_eh_preds): Removed.
2904 (df_bb_refs_collect, df_bb_refs_collect, df_bb_refs_collect,
2905 df_exit_block_uses_collect): Changed call from df_has_eh_preds to
2907 * global.c (allocno, max_allocno, conflicts, allocno_row_words,
2908 reg_allocno, EXECUTE_IF_SET_IN_ALLOCNO_SET): Moved to ra.h
2909 (SET_ALLOCNO_LIVE, CLEAR_ALLOCNO_LIVE): Moved to ra-conflicts.c.
2910 (regs_set, record_one_conflict, record_conflicts, mark_reg_store,
2911 mark_reg_clobber, mark_reg_conflicts, mark_reg_death): Deleted.
2912 (global_alloc): Turn off rescanning insns after call to
2913 global_conflicts and added call to set_preferences.
2914 (global_conflicts): Moved to ra-alloc.c.
2915 (set_preferences_1, set_preferences): New function.
2916 (mirror_conflicts): Changed types for various variables.
2917 (mark_elimination): Change DF_RA_LIVE
2918 usage to DF_LIVE usage.
2919 (build_insn_chain): Rewritten from scratch and made local.
2920 (print_insn_chain, print_insn_chains): New functions.
2921 (dump_conflicts): Do not print conflicts for fixed_regs.
2922 (rest_of_handle_global_alloc): Turn off insn rescanning.
2923 * hard-reg-set.h: Fixed comment.
2924 * local-alloc.c (update_equiv_regs): Change DF_RA_LIVE
2925 usage to DF_LIVE usage and delete refs to TOP sets.
2926 (block_alloc): Mark regs as live if they are in the artificial
2927 defs at top of block.
2928 (find_stack_regs): New function.
2929 (rest_of_handle_local_alloc): Changed urec problem to live
2930 problem and do not turn off df rescanning.
2931 * df.h (DF_UREC, DF_UREC_BB_INFO, DF_LIVE_TOP, DF_RA_LIVE_IN,
2932 DF_RA_LIVE_TOP, DF_RA_LIVE_OUT, df_urec_bb_info, df_urec,
2933 df_urec_add_problem, df_urec_get_bb_info, df_has_eh_preds): Removed.
2934 (DF_CHAIN, DF_NOTE, DF_CHAIN): Renumbered.
2935 (DF_REF_EXTRACT, DF_REF_STRICT_LOWER_PART, DF_REF_SUBREG): New
2936 fields in df_ref_flags. The rest have been renumbered.
2937 * init-regs.c (initialize_uninitialized_regs): Enhanced debugging
2939 * rtl.h (subreg_nregs_with_regno): New function.
2940 * df-problems.c: (df_get_live_out, df_get_live_in,
2941 df_get_live_top): Removed reference to DF_RA_LIVE.
2942 (df_lr_reset, df_lr_transfer_function, df_live_free_bb_info,
2943 df_live_alloc, df_live_reset, df_live_local_finalize,
2944 df_live_free): Make top set only if different from in set.
2945 (df_lr_top_dump, df_live_top_dump): Only print top set if
2946 different from in set.
2947 (df_lr_bb_local_compute): Removed unnecessary check.
2948 (df_urec_problem_data, df_urec_set_bb_info, df_urec_free_bb_info,
2949 df_urec_alloc, df_urec_mark_reg_change, earlyclobber_regclass,
2950 df_urec_check_earlyclobber, df_urec_mark_reg_use_for_earlyclobber,
2951 df_urec_mark_reg_use_for_earlyclobber_1, df_urec_bb_local_compute,
2952 df_urec_local_compute, df_urec_init, df_urec_local_finalize,
2953 df_urec_confluence_n, df_urec_transfer_function, df_urec_free,
2954 df_urec_top_dump, df_urec_bottom_dump, problem_UREC,
2955 df_urec_add_problem): Removed.
2956 (df_simulate_fixup_sets): Changed call from df_has_eh_preds to
2958 * Makefile.in (ra-conflict.o, ra.h): New dependencies.
2959 * basic_block.h (bb_has_abnormal_pred): New function.
2960 * reload1.c (compute_use_by_pseudos): Change DF_RA_LIVE
2961 usage to DF_LIVE usage.
2963 2007-10-02 Revital Eres <eres@il.ibm.com>
2965 * config/rs6000/predicates.md (easy_vector_constant): Return false
2966 for 750CL paired vectors.
2967 * config/rs6000/paired.md (movv2sf_paired): Fix move of easy
2969 (vec_initv2sf): Add new description.
2970 (vconcatsf): Likewise.
2971 * config/rs6000/rs6000-protos.h: Declare paired_expand_vector_init.
2972 * config/rs6000/rs6000.c (paired_expand_vector_init): New function.
2974 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2976 * tree-ssa-sink.c (sink_code_in_bb): Don't stop sinking after
2977 sinking the last stmt in a BB.
2979 2007-10-01 Alexandre Oliva <aoliva@redhat.com>
2982 * tree-sra.c (struct sra_elt): Add in_bitfld_block.
2983 (sra_hash_tree): Handle BIT_FIELD_REFs.
2984 (sra_elt_hash): Don't hash bitfld blocks.
2985 (sra_elt_eq): Skip them in parent compares as well. Handle
2987 (build_element_name_1): Handle BIT_FIELD_REFs.
2988 (instantiate_element): Propagate nowarn from parents. Create
2989 BIT_FIELD_REF for variables that are widened by scalarization.
2990 Gimple-zero-initialize all bit-field variables that are not
2991 part of parameters that are going to be scalarized on entry.
2992 (instantiate_missing_elements_1): Return the sra_elt.
2993 (canon_type_for_field): New.
2994 (try_instantiate_multiple_fields): New. Infer widest possible
2995 access mode from decl or member type, but clip it at word
2996 size, and only widen it if a field crosses an alignment
2998 (instantiate_missing_elements): Use them.
2999 (generate_one_element_ref): Handle BIT_FIELD_REFs.
3000 (scalar_bitfield_p): New.
3001 (sra_build_assignment): Optimize assignments from scalarizable
3002 BIT_FIELD_REFs. Use BITS_BIG_ENDIAN to determine shift
3005 (sra_build_bf_assignment): New. Optimize assignments to
3006 scalarizable BIT_FIELD_REFs.
3007 (sra_build_elt_assignment): New. Optimize BIT_FIELD_REF
3008 assignments to full variables.
3009 (generate_copy_inout): Use the new macros and functions.
3010 (generate_element_copy): Likewise. Handle bitfld differences.
3011 (generate_element_zero): Don't recurse for blocks. Use
3012 sra_build_elt_assignment.
3013 (generate_one_element_init): Take elt instead of var. Use
3014 sra_build_elt_assignment.
3015 (generate_element_init_1): Adjust.
3016 (bitfield_overlap_info): New struct.
3017 (bitfield_overlaps_p): New.
3018 (sra_explode_bitfield_assignment): New. Adjust widened
3019 variables to account for endianness.
3020 (sra_sync_for_bitfield_assignment): New.
3021 (scalarize_use): Re-expand assignment to/from scalarized
3022 BIT_FIELD_REFs. Explode or sync needed members for
3023 BIT_FIELD_REFs accesses or assignments. Use REPLDUP.
3024 (scalarize_copy): Use REPLDUP.
3025 (scalarize_ldst): Move assert before dereference. Adjust EH
3027 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
3029 2007-10-01 Paolo Bonzini <bonzini@gnu.org>
3031 * simplify-rtx.c (comparison_result, simplify_relational_operation_1):
3032 Rename CR_* constants to CMP_*. Fix spacing.
3034 2007-10-01 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3037 * Makefile.in (build_html_dir/gccinstall): gccinstall.texi needs
3038 to be processed with the special script doc/install.texi2html.
3040 2007-09-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
3042 * doc/invoke.texi (Wall): List the options enabled by Wall.
3043 (Wstrict-aliasing): Add missing @option.
3045 2007-09-30 Richard Sandiford <rsandifo@nildram.co.uk>
3047 * config/mips/mips.c (mips_split_64bit_move): Use gen_rtx_REG_offset
3048 rather than gen_lowpart to change a register from DImode to DFmode.
3049 (mips_cannot_change_mode_class): Only allow FPRs to change mode if
3050 both FROM and TO are integer modes that are no bigger than 4 bytes.
3051 (mips_mode_ok_for_mov_fmt_p): New function.
3052 (mips_preferred_reload_class): Use it instead of FLOAT_MODE_P.
3053 (mips_secondary_reload_class): Tweak formatting and comments.
3054 Use reg_class_subset_p instead of direct comparisons with
3055 classes. Only allow direct FPR<->FPR moves for modes that
3056 satisfy mips_mode_ok_for_mov_fmt_p. Only allow loads and stores
3057 for 4- and 8-byte types. Handle reloads in which X is an FPR.
3058 * config/mips/mips.md (*movdi_gp32_fp64): Remove f<-f alternative.
3059 (*movdi_64bit): Likewise.
3060 (*movsi_internal): Likewise.
3061 (*movhi_internal): Likewise.
3062 (*movqi_internal): Likewise.
3064 2007-09-30 Diego Novillo <dnovillo@google.com>
3067 * tree-ssa-ter.c (is_replaceable_p): Return false if STMT may
3070 2007-09-30 Uros Bizjak <ubizjak@gmail.com>
3072 PR tree-optimization/33597
3073 * tree-vect-analyze.c (vect_build_slp_tree): Check if optab handler
3074 for LSHIFT_EXPR and RSHIFT_EXPR is available for vec_mode.
3076 2007-09-28 Uros Bizjak <ubizjak@gmail.com>
3078 * config/i386/i386.c (ix86_expand_move): Use can_create_pseudo_p ()
3079 instead of variants of (!reload_in_progress && !reload_completed).
3080 (x86_expand_vector_move): Ditto.
3082 2007-09-28 Ollie Wild <aaw@google.com>
3085 2007-09-27 Ollie Wild <aaw@google.com>
3087 * varasm.c (compare_constant): Removed call to
3088 lang_hooks.expand_constant.
3089 (copy_constants): Removed call to lang_hooks.expand_constant.
3090 (compute_reloc_for_constant): Removed call to
3091 lang_hooks.expand_constant.
3092 (output_addressed_constants): Removed call to
3093 lang_hooks.expand_constant.
3094 (constructor_static_from_elts_p): Removed call to
3095 lang_hooks.expand_constant.
3096 (output_constant): Removed calls to lang_hooks.expand_constant.
3097 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3098 * langhooks-def.h (lhd_return_tree): Removed.
3099 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3100 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3101 * langhooks.c (lhd_return_tree): Removed.
3103 2007-09-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
3106 * config/spu/spu.c (spu_expand_insv): Call copy_rtx on the second
3107 argument to gen_selb.
3109 2007-09-28 Chao-ying Fu <fu@mips.com>
3111 * libgcc-std.ver: Add fixed-point routines to GCC_4.3.0 section.
3112 * doc/libgcc.texi (Fixed-point fractional library routines):
3113 Fix typos for neg and cmp functions.
3115 2007-09-28 Michael Matz <matz@suse.de>
3117 PR rtl-optimization/33552
3118 * function.c (match_asm_constraints_1): Check for overlap in
3119 inputs and replace all occurences.
3121 2007-09-28 Richard Sandiford <rsandifo@nildram.co.uk>
3123 * config/mips/mips.c (override_options): Fix comment typo.
3125 2007-09-28 Jie Zhang <jie.zhang@analog.com>
3127 * config.gcc (bfin*-linux-uclibc*): Set extra_parts
3128 to "crtbegin.o crtbeginS.o crtend.o crtendS.o".
3129 * config/bfin/t-bfin-linux (crti.o): Don't build.
3131 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3132 * config/bfin/t-bfin-uclinux (crti.o): Don't build.
3134 (EXTRA_MULTILIB_PARTS): Remove crti.o and crtn.o.
3136 2007-09-27 Ollie Wild <aaw@google.com>
3138 * varasm.c (compare_constant): Removed call to
3139 lang_hooks.expand_constant.
3140 (copy_constants): Removed call to lang_hooks.expand_constant.
3141 (compute_reloc_for_constant): Removed call to
3142 lang_hooks.expand_constant.
3143 (output_addressed_constants): Removed call to
3144 lang_hooks.expand_constant.
3145 (constructor_static_from_elts_p): Removed call to
3146 lang_hooks.expand_constant.
3147 (output_constant): Removed calls to lang_hooks.expand_constant.
3148 * langhooks.h (struct lang_hooks): Removed field expand_constant.
3149 * langhooks-def.h (lhd_return_tree): Removed.
3150 (LANG_HOOKS_EXPAND_CONSTANT): Removed.
3151 (LANG_HOOKS_INITIALIZER): Removed LANG_HOOKS_EXPAND_CONSTANT.
3152 * langhooks.c (lhd_return_tree): Removed.
3154 2007-09-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3157 * expr.c (emit_group_load_1): Split constant double when destination
3158 length is half source length.
3160 2007-09-27 Richard Sandiford <rsandifo@nildram.co.uk>
3162 * config/mips/mips.h (PTF_AVOID_BRANCHLIKELY): New macro.
3163 (mips_cpu_info): Add tune_flags.
3164 (GENERATE_BRANCHLIKELY): Remove TARGET_SR71K check.
3165 * config/mips/mips.c (mips_cpu_info_table): Add tune_flags fields.
3167 (override_options): Remove deprecation code. Use branch-likely
3168 instructions for optimize_size or if the tuning flags do not
3169 suggest otherwise. Tweak warning.
3170 (mips_matching_cpu_name_p, mips_parse_cpu): Use ARRAY_SIZE.
3172 2007-09-27 Matthias Klose <doko@ubuntu.com>
3174 * config/i386/t-linux64 (MULTILIB_OSDIRNAMES): Use ../lib32 as the
3175 multilib osdirname if it exists.
3176 * config/rs6000/t-linux64 (MULTILIB_OSDIRNAMES): Likewise.
3178 2007-09-27 Ian Lance Taylor <iant@google.com>
3180 PR tree-optimization/33565
3181 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING on
3182 assignments of comparisons.
3183 * tree-ssa-sccvn.c (simplify_binary_expression): Add stmt
3184 parameter. Change caller. Defer overflow warnings around call to
3186 * fold-const.c (fold_undefer_overflow_warnings): Don't warn if
3187 TREE_NO_WARNING is set on the statement.
3188 * tree-ssa-forwprop.c
3189 (tree_ssa_forward_propagate_single_use_vars): Don't test
3190 TREE_NO_WARNING when calling fold_undefer_overflow_warnings.
3191 * tree-cfg.c (fold_cond_expr_cond): Likewise.
3193 2007-09-27 Joseph Myers <joseph@codesourcery.com>
3195 * config/rs6000/rs6000.c (rs6000_legitimize_address): Do not
3196 reduce offset by units of 0x10000 for SPE vector modes or modes
3197 used with E500 double instructions.
3199 2007-09-04 Paolo Bonzini <bonzini@gnu.org>
3201 * simplify-rtx.c (comparison_result): New.
3202 (simplify_const_relational_operation): Use it instead of the five
3203 "equal|op[01]ltu?" variables; consequently remove redundant "else"s.
3204 Improve bounds-checking optimizations; remove subsumed POPCOUNT
3205 optimizations. Extract nonzero_address_p optimizations into a
3206 separate "if" together with optimizations where op1 is const0_rtx.
3207 Optimize comparing an IOR with zero. Simplify op0 RELOP op0 for
3208 floating-point arguments too when appropriate. Hoist test for ABS
3209 outside the final switch statement.
3210 * cse.c (fold_rtx): Don't look for an IOR equivalent of
3211 folded_arg0 if we found a constant equivalent. Remove
3212 transformations done in simplify-rtx.c for "op0 RELOP op0".
3214 2007-09-27 Jakub Jelinek <jakub@redhat.com>
3216 * builtins.c (expand_builtin, expand_builtin_object_size,
3217 expand_builtin_memory_chk, maybe_emit_chk_warning,
3218 maybe_emit_sprintf_chk_warning): Use new %K format string specifier
3220 * expr.c (expand_expr_real_1): Likewise.
3221 * langhooks-def.h (struct diagnostic_info): Add forward decl.
3222 (lhd_print_error_function): Add third argument.
3223 * langhooks.h (struct diagnostic_info): Add forward decl.
3224 (struct lang_hooks): Add third argument to print_error_function.
3225 * diagnostic.h (diagnostic_info): Add abstract_origin field.
3226 (diagnostic_last_function_changed, diagnostic_set_last_function): Add
3228 (diagnostic_report_current_function): Likewise.
3229 * toplev.c (announce_function): Pass NULL as second argument to
3230 diagnostic_set_last_function.
3231 * diagnostic.c (diagnostic_report_current_function): Add second
3232 argument, pass it as third argument to lang_hooks.print_error_function.
3233 (default_diagnostic_starter): Pass DIAGNOSTIC as second argument
3234 to diagnostic_report_current_function.
3235 (diagnostic_report_diagnostic): Initialize diagnostic->abstract_origin
3236 and message.abstract_origin.
3237 (verbatim): Initialize abstract_origin.
3238 * pretty-print.h (text_info): Add abstract_origin field.
3239 * pretty-print.c (pp_base_format): Handle %K.
3240 * langhooks.c (lhd_print_error_function): Add third argument. If
3241 diagnostic->abstract_origin, print virtual backtrace.
3242 * c-format.c (gcc_diag_char_table, gcc_tdiag_char_table,
3243 gcc_cdiag_char_table, gcc_cxxdiag_char_table): Support %K.
3244 (init_dynamic_diag_info): Likewise.
3246 2007-09-26 David Daney <ddaney@avtrex.com>
3249 * config/mips/mips.md (sync_compare_and_swap<mode>, sync_old_add<mode>,
3250 sync_new_add<mode>, sync_old_<optab><mode>, sync_new_<optab><mode>,
3251 sync_old_nand<mode>, sync_new_nand<mode>,
3252 sync_lock_test_and_set<mode>): Fix '&' constraint modifiers.
3253 Update length attributes.
3254 (sync_add<mode>, sync_sub<mode>, sync_old_sub<mode>,
3255 sync_new_sub<mode>, sync_<optab><mode>, sync_nand<mode>): Update
3257 * config/mips/mips.h (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP,
3258 MIPS_SYNC_OLD_OP, MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND,
3259 MIPS_SYNC_OLD_NAND, MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Add
3262 2007-09-26 Richard Guenther <rguenther@suse.de>
3264 PR tree-optimization/33563
3265 * tree-ssa-dse.c (get_use_of_stmt_lhs): Rename to ...
3266 (get_kill_of_stmt_lhs): ... this. Re-structure. Handle
3268 (dse_optimize_stmt): Call get_kill_of_stmt_lhs instead of
3269 get_use_of_stmt_lhs.
3271 2007-09-26 Joseph Myers <joseph@codesourcery.com>
3274 * c-common.c (complete_array_type): Diagnose too-large arrays and
3275 set type to error_mark_node.
3277 2007-09-26 Richard Guenther <rguenther@suse.de>
3279 PR tree-optimization/30375
3280 PR tree-optimization/33560
3281 * tree-ssa-dse.c (get_use_of_stmt_lhs): Give up on uses
3285 2006-05-22 Aldy Hernandez <aldyh@redhat.com>
3287 * tree-ssa-dse.c (aggregate_vardecl_d): New.
3288 (dse_global_data): Add aggregate_vardecl field.
3289 (dse_possible_dead_store_p): New.
3290 Add prev_defvar variable.
3291 Allow immediate uses and previous immediate uses to differ
3292 if they are setting different parts of the whole.
3293 (get_aggregate_vardecl): New.
3294 (dse_record_partial_aggregate_store): New.
3295 (dse_whole_aggregate_clobbered_p): New.
3296 (dse_partial_kill_p): New.
3297 Call dse_maybe_record_aggregate_store().
3298 When checking whether a STMT and its USE_STMT refer to the
3299 same memory address, check also for partial kills that clobber
3301 Move some variable definitions to the block where they are used.
3302 (aggregate_vardecl_hash): New.
3303 (aggregate_vardecl_eq): New.
3304 (aggregate_vardecl_free): New.
3305 (aggregate_whole_store_p): New.
3306 (tree_ssa_dse): Initialize and free aggregate_vardecl.
3307 Mark which aggregate stores we care about.
3309 2007-09-25 DJ Delorie <dj@redhat.com>
3312 * config/m32c/m32c.c (m32c_immd_dbl_mov): Use INTVAL instead of
3315 2007-09-25 Michael Meissner <michael.meissner@amd.com>
3318 * config/i386/i386.c (ix86_expand_sse5_unpack): Change to call
3319 gen_sse5_pperm_sign_v4si_v2di and gen_sse5_pperm_zero_v4si_v2di
3320 for vector int32 -> int64 conversions. Don't write beyond the end
3321 of the allocated vector for int32 -> int64 conversions.
3323 2007-09-25 Revital Eres <eres@il.ibm.com>
3325 * config/rs6000/paired.h (paired_sel): New.
3326 * config/rs6000/rs6000.c (bdesc_3arg): Add selv2sf4.
3327 (rs6000_expand_ternop_builtin): Pass zero const_double operand
3328 when expanding selv2sf.
3329 * config/rs6000/rs6000.h (rs6000_builtins): Add
3330 PAIRED_BUILTIN_SELV2SF4.
3332 2007-09-25 Joseph Myers <joseph@codesourcery.com>
3335 * c-typeck.c (default_conversion): Call require_complete_type
3336 before perform_integral_promotions.
3337 (build_unary_op): Call require_complete_type except for ADDR_EXPR.
3338 (build_c_cast): Call require_complete_type except for casts to
3340 (convert_for_assignment): Call require_complete_type.
3342 2007-09-25 Revital Eres <eres@il.ibm.com>
3344 * config/spu/spu.md: Fix doloop pattern.
3346 2007-09-25 Bernd Schmidt <bernd.schmidt@analog.com>
3348 * config/bfin/bfin.c (expand_prologue_reg_save,
3349 expand_epilogue_reg_restore): Code to save and restore I/M/B/L regs
3350 and ASTAT moved here...
3351 (expand_interrupt_handler_prologue, expand_interrupt_handler_epilogue):
3352 ... from here. New argument ALL; callers changed.
3353 (n_regs_saved_by_prologue): Count ASTAT for plain saveall functions.
3354 (bfin_expand_prologue, bfin_expand_epilogue): Deal with functions that
3355 have the "saveall" attribute.
3357 2007-09-25 Hans-Peter Nilsson <hp@bitrange.com>
3359 * config/mmix/mmix.h (FUNCTION_INCOMING_ARG_REGNO_P): Don't define
3361 (INCOMING_REGNO, OUTGOING_REGNO): Define.
3362 * config/mmix/mmix.c (mmix_opposite_regno): New function.
3363 * config/mmix/mmix-protos.h (mmix_opposite_regno): Prototype.
3365 * config/mmix/mmix.md ("*cmpcc_folded"): In condition, gate
3366 with REG_P tests before REGNO access.
3368 2007-09-24 DJ Delorie <dj@redhat.com>
3371 * config/m32c/cond.md (stzx_reversed_<mode>): Add an output
3373 (movqicc_<code>_<mode>): Likewise.
3374 (movhicc_<code>_<mode>): Likewise.
3376 2007-09-24 Rask Ingemann Lambertsen <rask@sygehus.dk>
3379 * config/m32c/m32c.c (m32c_eh_return_data_regno): Leave an address
3380 register for reload.
3382 2007-09-24 Danny Smith <dannysmith@user.sourceforge.net>
3385 * config/i386/i386.c (ix86_comp_type_attributes): Check
3388 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3390 * config/m68k/m68k.h (ASM_OUTPUT_ALIGN_WITH_NOP): New, use
3391 "move.l %a4,%a4" to produce nops.
3392 * config/m68k/m68k.c (override_options): Reset align options,
3393 if neccessary align macro isn't avaible.
3395 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3397 config/m68k/linux.h (PREFERRED_STACK_BOUNDARY): New.
3399 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3401 * config/m68k/m68k.c (strict_low_part_peephole_ok): Don't leave
3403 * config/m68k/m68k.md (movsi_m68k): Allow certain constant when
3404 reload is completed.
3405 (peephole pattern): Convert most of them to RTL peephole pattern.
3407 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3409 * config/m68k/m68k.c (notice_update_cc): Recognize fp compare
3410 (moved from fp compare patterns).
3411 * config/m68k/m68k.md (cmp<mode>, cmp<mode>_68881, cmp<mode>_cf):
3412 Cleanup predicates to relieve reload.
3413 (conditional_trap): Reject conditional trap with fp condition.
3414 * config/m68k/predicates.md (fp_src_operand): New, reject
3415 certain constants early.
3417 2007-09-24 Roman Zippel <zippel@linux-m68k.org>
3419 * final.c (final_scan_insn): Remove accidentally duplicated code.
3421 2007-09-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
3423 * config.gcc (powerpc*-*-*): --with-cpu=cell is a 64bit CPU.
3424 Allow --with-tune=cell and --with-cpu=cell.
3426 2007-09-24 David Edelsohn <edelsohn@gnu.org>
3428 * config/rs6000/rs6000-protos.h (rs6000_emit_swrsqrtsf): Declare.
3429 * config/rs6000/rs6000.opt (swdiv): Change option to ...
3431 * config/rs6000/rs6000.c (rs6000_builtin_reciprocal): New
3433 (TARGET_BUILTIN_RECIPROCAL): Use it.
3434 (rs6000_builtin_expand): Expand recip, recipf, and rsqrtf.
3435 (rs6000_init_builtins): Initialize recip, recipf, and rsqrtf.
3436 (rs6000_emit_swrsqrtsf): New.
3437 * config/rs6000/rs6000.h (rs6000_builtins): Add recip, recipf, and
3439 * config/rs6000/rs6000.md (UNSPEC_RSQRT): Define.
3440 (divsf3): Remove swdiv support.
3443 (rsqrt_internal1): New.
3444 (divdf3): Remove swdiv support.
3447 2007-09-24 Jakub Jelinek <jakub@redhat.com>
3450 * langhooks.h (struct lang_hooks_for_types): Add type_hash_eq
3452 * langhooks-def.h (LANG_HOOKS_TYPE_HASH_EQ): Define.
3453 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add LANG_HOOKS_TYPE_HASH_EQ.
3454 * tree.c (type_hash_eq): For FUNCTION_TYPE use
3455 lang_hooks.type.type_hash_eq in addition to generic tests.
3457 2007-09-24 Pranav Bhandarkar <pranav.bhandarkar@celunite.com>
3458 Ramana Radhakrishnan <ramana@hercules.pun.celunite.com>
3460 * tree-inline.h (eni_weights): Add field target_builtin_cost to
3461 reflect the cost per call to a target specific builtin.
3462 * tree-inline.c (estimate_num_insns_1): If it is a CALL_EXPR for a
3463 call to a target specific builtin, then use target_builtin_call_cost.
3464 (init_inline_once): Initialize target_builtin_call_cost field.
3466 2007-09-24 Kai Tietz <kai.tietz@onevision.com>
3469 * config/i386/i386.c (return_in_memory_ms_64): Handle return types for
3472 2007-09-23 H.J. Lu <hongjiu.lu@intel.com>
3474 * configure.ac (ld_vers): Support GNU linker version xx.xx.*
3475 * configure: Regenerated.
3477 2007-09-23 Ollie Wild <aaw@google.com>
3479 * fold-const.c (fold_binary): Fold BIT_AND_EXPR's with a pointer
3481 (get_pointer_modulus_and_residue): New function.
3483 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3485 * config/mips/mips.c (build_mips16_call_stub): On 64-bit targets,
3486 combine an SC return value into a single register.
3488 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3490 * opth-gen.awk (target_flags_explicit): Declare.
3491 * toplev.h (target_flags_explicit): Delete declaration.
3492 * toplev.c (target_flags): Likewise.
3493 * config/mips/mips.h (mips_llsc_setting, mips_llsc): Delete.
3494 (GENERATE_SYNC, GENERATE_LL_SC): Redefine using target_explicit_flags.
3495 Never return true for TARGET_MIPS16.
3496 * config/mips/mips.c (mips_llsc): Delete.
3497 (mips_handle_option): Remove -mllsc handling.
3498 (mips_strip_unspec_address): Tweak comment.
3499 * config/mips/mips.opt (mllsc): Use a target mask.
3501 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3503 * doc/tm.texi (POINTERS_EXTEND_UNSIGNED): Document extensions to
3504 word_mode as well as Pmode.
3506 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3508 * function.c (assign_parm_setup_block): Explicitly convert BLKmode
3509 parameters from word_mode to the subword type if such a truncation
3512 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3514 * configure.ac (MAKEINFO): Handle makeinfo version 4.10 and above.
3515 * configure: Regenerated.
3517 2007-09-23 Jan Hubicka <jh@suse.cz>
3519 * params.def (INLINE_CALL_COST): Set to 12.
3520 * invoke.texi (inline-call-cost): Update default value.
3522 2007-09-23 Eric Botcazou <ebotcazou@adacore.com>
3524 * config/alpha/alpha.md (movti): Use operand_subword for the split.
3526 2007-09-23 Ayal Zaks <zaks@il.ibm.com>
3527 Revital Eres <eres@il.ibm.com>
3529 * modulo-sched.c (doloop_register_get): Rewrite the loop which
3530 checks whether the count_reg is found outside the control part.
3532 2007-09-23 Jakub Jelinek <jakub@redhat.com>
3534 * expr.c (expand_expr_real_1) <case CALL_EXPR>: Use get_callee_fndecl
3535 instead of checking CALL_EXPR_FN directly to test for builtins.
3536 If error or warning attributes are present, print
3537 error resp. warning.
3538 * c-common.c (handle_error_attribute): New function.
3539 (c_common_attribute_table): Add error and warning
3541 * doc/extend.texi: Document error and warning attributes.
3543 * tree.h (block_nonartificial_location): New prototype.
3544 * tree.c (block_nonartificial_location): New function.
3545 * dwarf2out.c (gen_subprogram_die): Add DW_AT_artificial
3546 if artificial attribute is present on abstract inline decl.
3547 * c-common.c (handle_artificial_attribute): New function.
3548 (c_common_attribute_table): Add artificial attribute.
3549 * final.c (override_filename, override_linenum): New variables.
3550 (final_scan_insn): For DBX_DEBUG or SDB_DEBUG, set override_filename
3551 and override_linenum if inside of a block inlined from
3552 __attribute__((__artificial__)) function.
3553 (notice_source_line): Honor override_filename and override_linenum.
3554 * doc/extend.texi: Document __attribute__((__artificial__)).
3555 * config/i386/emmintrin.h: Add __artificial__ attribute to
3556 all __always_inline__ functions.
3557 * config/i386/mmintrin.h: Likewise.
3558 * config/i386/tmmintrin.h: Likewise.
3559 * config/i386/mm3dnow.h: Likewise.
3560 * config/i386/pmmintrin.h: Likewise.
3561 * config/i386/ammintrin.h: Likewise.
3562 * config/i386/xmmintrin.h: Likewise.
3563 * config/i386/smmintrin.h: Likewise.
3564 * config/i386/bmmintrin.h: Likewise.
3565 * config/i386/mmintrin-common.h: Likewise.
3568 * expr.c (expand_constructor): New function.
3569 (expand_expr_real_1) <case CONSTRUCTOR>: Call it.
3570 (expand_expr_real_1) <case ARRAY_REF>: Call it if VALUE is
3573 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3575 * config/mips/mips.c (dump_constants_1): Generalize to include
3576 fractional and accumulator modes.
3578 2007-09-23 Richard Sandiford <rsandifo@nildram.co.uk>
3580 * config/mips/mips.h (ISA_HAS_DSP, ISA_HAS_DSPR2): New macros.
3581 * config/mips/mips.c (mips_set_mips16_mode): Don't clear the DSP
3583 (override_options): Check TARGET_HARD_FLOAT_ABI instead of
3584 TARGET_HARD_FLOAT when testing whether -mpaired-single is
3586 (mips_conditional_register_usage): Check ISA_HAS_DSP instead of
3588 * config/mips/constraints.md (ka): Check ISA_HAS_DSPR2 instead of
3590 * config/mips/mips.md (ANYF): Require TARGET_HARD_FLOAT for V2SF.
3591 (mulv2sf3, movv2sf, movv2sf_hardfloat_64bit): Require
3593 (<u>mulsidi3_32bit_internal, <u>msubsidi4, <u>maddsidi4): Check
3594 ISA_HAS_DSPR2 instead of TARGET_HAS_DSPR2.
3595 * config/mips/mips-dsp.md: Use ISA_HAS_DSP instead of TARGET_HAS_DSP
3597 * config/mips/mips-dspr2.md: Likewise ISA_HAS_DSPR2 and
3599 * config/mips/mips-fixed.md: Use ISA_HAS_DSP and ISA_HAS_DSPR2
3600 instead of TARGET_HAS_DSP and TARGET_HAS_DSPR2.
3601 * config/mips/mips-ps-3d.md: Add TARGET_HARD_FLOAT to V2SF patterns.
3603 2007-09-22 Jason Merrill <jason@redhat.com>
3606 * attribs.c (lookup_attribute_spec): Split out...
3607 (decl_attributes): From here.
3608 * tree.h: Declare it.
3610 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3612 * doc/sourcebuild.texi: Document dg-add-options mips16_attribute.
3614 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3616 * tree-inline.c (remap_type_1): Correctly chain variants.
3618 2007-09-22 Richard Guenther <rguenther@suse.de>
3620 PR tree-optimization/33146
3621 * fold-const.c (fold_binary): Use the original tree
3623 * tree.h (STRIP_SIGN_NOPS): Converting from or to pointer
3624 also changes "sign".
3626 2007-09-22 Eric Botcazou <ebotcazou@adacore.com>
3629 * except.c (finish_eh_generation): Call commit_edge_insertions if
3630 there are insns queued on the entry edge.
3631 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns on
3634 2007-09-22 Richard Sandiford <rsandifo@nildram.co.uk>
3636 * doc/sourcebuild.texi (dg-add-c99-runtime-options): Document.
3638 2007-09-19 Michael Meissner <michael.meissner@amd.com>
3640 * config/i386/i386.c: Delete trailing whitespace.
3641 * config/i386/i386.h: Ditto.
3642 * config/i386/bmmintrin.h: Ditto.
3643 * config/i386/sync.md: Ditto.
3644 * config/i386/ppro.md: Ditto.
3645 * config/i386/mmx.md: Ditto.
3646 * config/i386/constraints.md: Ditto.
3647 * config/i386/sse.md: Ditto.
3648 * config/i386/athlon.md: Ditto.
3649 * config/i386/i386.md: Ditto.
3651 2007-09-21 Richard Guenther <rguenther@suse.de>
3653 PR tree-optimization/33508
3654 * tree-ssa-alias.c (mark_aliases_call_clobbered): Avoid
3655 quadratic loop by keeping a bitmap of variables we have
3656 to clobber all subvariables for.
3657 (set_initial_properties): Likewise.
3659 2007-09-21 Richard Sandiford <rsandifo@nildram.co.uk>
3661 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Delete.
3663 2007-09-20 Nigel Stephens <nigel@mips.com>
3664 Chao-ying Fu <fu@mips.com>
3666 * c-decl.c (finish_declspecs): When _Sat is used without
3667 _Fract or _Accum, set the default type to cts_fract.
3668 This avoids a warning of "type defaults to int".
3670 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3672 * c-decl.c (check_bitfield_type_and_width): Don't allow _Bool
3673 bit-fields wider than one bit.
3675 2007-09-20 Jakub Jelinek <jakub@redhat.com>
3678 * dwarf2out.c (modified_type_die): Handle TYPE_DECL with NULL
3680 * dbxout.c (dbxout_type): Likewise.
3684 * gimplify.c (gimplify_vla_decl): New function.
3685 (gimplify_decl_expr): Move VLA decl handling to gimplify_vla_decl.
3687 (gimplify_target_expr): Handle variable length TARGET_EXPRs.
3689 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3691 * doc/invoke.texi (-minterlink-mips16): Document.
3692 * config/mips/mips.opt (minterlink-mips16): New option.
3693 * config/mips/mips.c (mips_function_ok_for_sibcall): Handle
3696 2007-09-20 Joseph Myers <joseph@codesourcery.com>
3698 * doc/extend.texi (Attribute Syntax): Remove old speculative
3701 2007-09-20 Mark Shinwell <shinwell@codesourcery.com>
3703 * combine.c: Include cgraph.h.
3704 (setup_incoming_promotions): Rework to allow more aggressive
3705 elimination of sign extensions when all call sites of the
3706 current function are known to lie within the current unit.
3708 2007-09-20 Richard Sandiford <rsandifo@nildram.co.uk>
3710 * dse.c (find_shift_sequence): No-op rework of control flow.
3712 2007-09-19 Richard Sandiford <rsandifo@nildram.co.uk>
3714 * config/mips/mips.c (build_mips16_call_stub): Tidy. Fix second
3715 GPR for DCmode on 64-bit targets. Remove redundant fallback.
3717 2007-09-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
3719 * cfgexpand.c (dump_stack_var_partition): Use the correct
3720 index for the offset.
3722 2007-09-19 Joseph Myers <joseph@codesourcery.com>
3724 * config/mips/sde.h: Switch to GPLv3.
3726 2007-09-19 Eric Botcazou <ebotcazou@adacore.com>
3728 * tree-sra.c (decide_block_copy): Decide if there are groups.
3730 2007-09-19 Roman Zippel <zippel@linux-m68k.org>
3732 * config/m68k/m68k.c (output_move_himode): Remove jump table
3734 config/m68k/m68k.md (lea): Likewise.
3735 * config/m68k/m68k.c (print_operand_address): Use simple pc
3736 relative addressing.
3738 2007-09-19 Bernd Schmidt <bernd.schmidt@analog.com>
3740 * doc/tm.texi (IS_ASM_LOGICAL_LINE_SEPARATOR): Document new argument.
3741 * final.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Provide two-argument
3743 (asm_insn_count): Pass template as second argument to it.
3744 * config/avr/avr.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3745 * config/pa/pa.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3746 * config/stormy16/stormy16.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3747 * config/cris/cris.h (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3748 * config/sh/sh.c (IS_ASM_LOGICAL_LINE_SEPARATOR): Likewise.
3749 (sh_insn_length_adjustment): Pass template as second argument to it.
3750 * config/bfin/bfin.h (IS_ASM_LOGICAL_LINE_SEPARATOR): New macro.
3752 * config/bfin/bfin.md (define_asm_attributes): New.
3754 2007-09-19 Jie Zhang <jie.zhang@analog.com>
3756 * config.gcc (bfin*-linux-uclibc*): Add ./linux-sysroot-suffix.h
3758 * config/bfin/print-sysroot-suffix.sh: New.
3759 * config/bfin/t-bfin-elf (EXTRA_PARTS): Remove.
3760 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3761 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3762 * config/bfin/t-bfin-uclinux (EXTRA_PARTS): Remove.
3763 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3764 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3765 * config/bfin/t-bfin-linux (EXTRA_PARTS): Remove.
3766 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES, MULTILIB_MATCHES,
3767 MULTILIB_EXCEPTIONS): Redefine with new multilibs.
3768 (linux-sysroot-suffix.h): New target.
3769 * config/bfin/bfin.opt (mcsync-anomaly): Use Var instead of Mask.
3770 (mspecld-anomaly): Likewise.
3771 * config/bfin/bfin-protos.h (enum bfin_cpu_type): Renamed from
3772 (enum bfin_cpu): ... this. Add BFIN_CPU_BF522, BFIN_CPU_BF525,
3773 BFIN_CPU_BF527, BFIN_CPU_BF538, BFIN_CPU_BF539, BFIN_CPU_BF542,
3774 BFIN_CPU_BF544, BFIN_CPU_BF548, and BFIN_CPU_BF549.
3775 (bfin_si_revision): Declare.
3776 (bfin_workarounds): Declare.
3777 (WA_SPECULATIVE_LOADS): Define.
3778 (ENABLE_WA_SPECULATIVE_LOADS): Define.
3779 (WA_SPECULATIVE_SYNCS): Define.
3780 (ENABLE_WA_SPECULATIVE_SYNCS): Define.
3781 * config/bfin/elf.h (STARTFILE_SPEC): Rename crt532.o to basiccrt.o.
3782 (LIB_SPEC): Add %s to the linker scripts.
3783 Use proper linker script for bf522, bf525, bf527,
3784 bf538, bf539, bf542, bf544, bf548, and bf549.
3785 * config/bfin/bfin.c (bfin_si_revision): Define.
3786 (bfin_workarounds): Define.
3787 (struct bfin_cpu): New.
3789 (bfin_handle_option): Handle silicon revision part of -mcpu option.
3790 (override_options): Set bfin_workarounds.
3791 (length_for_loop): Replace TARGET_CSYNC_ANOMALY with
3792 ENABLE_WA_SPECULATIVE_SYNCS, TARGET_SPECLD_ANOMALY with
3793 ENABLE_WA_SPECULATIVE_LOADS.
3794 (bfin_reorg): Likewise.
3795 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
3796 macros for bf522, bf525, bf527, bf538, bf539,
3797 bf542, bf544, bf548, and bf549.
3798 Define __SILICON_REVISION__ and __WORKAROUND_* macros if needed.
3799 Don't define __ID_SHARED_LIB__ when -msep-data.
3800 (TARGET_DEFAULT): Define as 0.
3801 (DRIVER_SELF_SPECS): Add -mcpu=bf532 if no -mcpu option.
3802 * doc/invoke.texi (Blackfin Options): Document silicon
3803 revision part of -mcpu option and it now accepts bf522, bf525,
3804 bf527, bf538, bf539, bf542, bf544, bf548, and bf549.
3806 2007-09-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3808 * alias.c (memory_modified_1): Deconstify.
3809 (memory_modified_in_insn_p): Don't use const_note_stores.
3810 * rtl.h (const_note_stores): Delete.
3811 * rtlanal.c (const_note_stores): Likewise.
3813 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3815 * dse.c (find_shift_sequence): Temporarily revert to forbidding
3818 2007-09-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
3822 * config/fr30/fr30.md (addsi3): Check REG_P() before calling REGNO().
3823 (addsi_small_int): Likewise.
3824 (addsi_big_int): Use rtx_equal_p() instead of REGNO() comparison.
3825 (one_cmplsi2): Likewise.
3827 (enter_func): Expand insn using hard_frame_pointer_rtx and
3830 * config/fr30/fr30.c (fr30_expand_prologue): Check for
3831 hard_frame_pointer_rtx instead of using REGNO() check.
3832 Properly sign extend GEN_INT() argument.
3834 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3836 * config/m68k/m68k.c (override_options): Remove USE_GAS,
3838 (output_dbcc_and_branch, output_scc_di): Replace all jbcc
3839 alternatives with just jcc.
3840 * config/m68k/m68k.md (addsi_lshrsi_31, beq0_di, bne0_di,
3841 bge0_di, blt0_di, bgtu, bltu, bgeu, bleu, bgtu_rev,
3842 bltu_rev, bgeu_rev, bleu_rev, jump, dbne_hi, dbne_si,
3843 dbge_hi, dbge_si): Likewise.
3845 2007-09-18 Roman Zippel <zippel@linux-m68k.org>
3847 * config/m68k/m68k.md (beq, bne, bgt, blt, bge, ble, bordered,
3848 bunordered, buneq, bunge, bungt, bunle, bunlt, bltgt, beq_rev,
3849 bne_rev, bgt_rev, blt_rev, bge_rev, ble_rev, bordered_rev,
3850 bunordered_rev, buneq_rev, bunge_rev, bungt_rev, bunle_rev,
3851 bunlt_rev, bltgt_rev): Replace all fbcc with fjcc.
3853 2007-09-18 Maxim Kuvyrkov <maxim@codesourcery.com>
3855 * config/m68k/m68k-devices.def (51qe): New device.
3856 * config/m68k/m68k.c (FL_FOR_isa_c): Remove division unit. Add it
3857 to all uses of FL_FOR_isa_c for compatibility.
3858 (all_microarchs): Add cfv1 microarchitecture.
3859 (m68k_handle_option): Handle m51qe option.
3860 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Handle 51QE.
3861 (TUNE_CFV1): New macro.
3862 (enum uarch_type): Add ucfv1.
3863 * doc/invoke.texi: Document 51qe device and cfv1 microarchitecture.
3865 2007-09-18 Richard Guenther <rguenther@suse.de>
3867 PR tree-optimization/31863
3868 * tree-ssa-structalias.c (create_variable_info_for): Always
3869 free the fieldstack.
3871 2007-09-18 Dorit Nuzman <dorit@il.ibm.com>
3873 * opts.c (decode_options): Enable vectorization under -O3.
3875 2007-09-18 Richard Guenther <rguenther@suse.de>
3877 PR tree-optimization/33340
3878 * tree-ssa-sccvn.c (set_ssa_val_to): Do not set values to
3879 SSA_NAMEs that occur in abnormal PHI nodes.
3881 2007-09-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
3883 * tree-cfg.c (is_ctrl_altering_stmt, tree_block_ends_with_call_p):
3884 Don't use const_get_call_expr_in.
3885 * tree-gimple.c (const_get_call_expr_in): Delete.
3886 * tree-gimple.h (const_get_call_expr_in): Likewise.
3888 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3890 * df-scan.c (df_notes_rescan): Do nothing if the instruction does
3891 not yet have a basic block.
3892 * dse.c (find_shift_sequence): Don't set DF_NO_INSN_RESCAN.
3894 2007-09-18 Richard Sandiford <rsandifo@nildram.co.uk>
3896 * config/mips/mips.c (mips_file_start): Add ".previous" directives
3897 to both ".section"s.
3899 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3901 * config/mips/mips.c (mips_output_mi_thunk): Use
3902 mips_function_ok_for_sibcall and const_call_insn_operand
3903 to determine if a direct sibcall is allowed. Use
3904 mips_classify_symbol to determine a global pointer is needed.
3906 2007-09-17 Richard Sandiford <rsandifo@nildram.co.uk>
3908 * config/mips/mips.md (*clear_upper32): Use "W" as the memory operand.
3910 2007-09-17 Chao-ying Fu <fu@mips.com>
3911 Nigel Stephens <nigel@mips.com>
3913 * config/fixed-bit.h: New file.
3914 * config/fixed-bit.c: New file.
3915 * doc/libgcc.texi (Fixed-point fractional library routines): New node.
3917 2007-09-18 Jakub Jelinek <jakub@redhat.com>
3919 * c-format.h (format_kind_info): Add alloc_char field.
3920 * c-format.c (scanf_flag_specs): Add 'm'.
3921 (scanf_flag_pairs): Add 'a', 'm' pair.
3922 (scan_char_table): Allow 'm' modifier for c, s, [, C and S.
3923 (format_types_orig): Add alloc_char fields.
3924 (check_format_info_main): Rename aflag to alloc_flag.
3925 Handle fki->alloc_char. modifier after width and before length
3926 modifiers. Move FMT_FLAG_SCANF_A_KLUDGE handling before
3927 length modifiers as well.
3928 * config/sol2-c.c (solaris_format_types): Add alloc_char field.
3931 * builtins.c (expand_builtin_memory_chk): Handle COMPOUND_EXPRs
3932 returned by build_call_expr.
3934 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3936 * tree-sra.c (maybe_lookup_element_for_expr) <COMPONENT_REF>: Return
3937 NULL for variable-sized records too.
3938 (sra_walk_expr) <COMPONENT_REF>: Stop at variable-sized records too.
3940 2007-09-17 Tom Tromey <tromey@redhat.com>
3942 * c-decl.c (pushdecl): Don't set DECL_LANG_SPECIFIC.
3943 (c_builtin_function): Likewise.
3944 (grokdeclarator): Likewise.
3946 2007-09-17 Zdenek Dvorak <ook@ucw.cz>
3948 PR rtl-optimization/26449
3949 * loop-invariant.c (move_invariant_reg): Do not use force_operand.
3950 (seq_insns_valid_p): Removed.
3952 2007-09-17 Eric Botcazou <ebotcazou@adacore.com>
3954 * tree-nomudflap.c (gate_mudflap): New static function.
3955 (pass_mudflap_1): Use it as gate function.
3956 (pass_mudflap_2): Likewise.
3958 2007-09-17 Jan Hubicka <jh@suse.cz>
3962 * loop-invariant.c (move_invariant_reg): Unshare sequence.
3964 2007-09-17 Victor Kaplansky <victork@il.ibm.com>
3966 PR tree-optimization/33319
3967 * tree-vect-analyze.c (vect_same_range_drs): New.
3968 (vect_vfa_range_equal): New.
3969 (vect_is_duplicate_ddr): Removed.
3970 (vect_mark_for_runtime_alias_test): Do not perform marking when
3971 optimizing for size or max_param for alias checking is zero.
3972 Move the function before vect_analyze_data_ref_dependence.
3973 (vect_analyze_data_ref_dependence): Add call to
3974 vect_mark_for_runtime_alias_test in two cases when dependence
3976 (vect_analyze_data_ref_dependences): Do not call to
3977 vect_mark_for_runtime_alias_test.
3978 (vect_prune_runtime_alias_test_list): New.
3979 (vect_analyze_loop): Add call to vect_prune_runtime_alias_test_list.
3980 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
3981 Update vec_outside_cost.
3982 (vect_vfa_segment_size): More compact code, use TYPE_SIZE_UNIT.
3983 (vect_create_cond_for_alias_checks): Build the base address of data
3984 reference from DR_GROUP_FIRST_DR.
3985 (vect_loop_versioning): New.
3986 (vect_transform_loop): Add a call to vect_loop_versioning.
3987 Remove factored out code.
3989 2007-09-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
3992 * expr.c (store_expr): Call adjust_address to change mode of dest_mem
3995 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
3997 * dse.c (find_shift_sequence): Allow word as well as subword shifts.
3998 Do the tentative shift expansion with the DF_NO_INSN_RESCAN flag set.
3999 Fix the call to insn_rtx_cost. Skip access sizes that require a
4000 real truncation of the store register. Use convert_move instead
4001 of gen_lowpart when narrowing the result.
4002 (replace_read): Use convert_move instead of gen_lowpart when
4003 narrowing the store rhs.
4005 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4007 * config/mips/mips.md (SHORT): Fix long line.
4008 (SUBDI): New mode iterator. Extend the shift-and-truncate insns
4009 to QImode and HImode.
4011 2007-09-16 Richard Sandiford <rsandifo@nildram.co.uk>
4013 * config/mips/mips.h (POINTERS_EXTEND_UNSIGNED): Define.
4015 2007-09-15 Zdenek Dvorak <ook@ucw.cz>
4017 * tree-parloops.c: New file.
4018 * tree-ssa-operands.h (free_stmt_operands): Declare.
4019 * tree-ssa-loop-manip.c (split_loop_exit_edge): Return the new basic
4021 * tree-pass.h (pass_parallelize_loops): Declare.
4022 * omp-low.c (expand_omp_parallel, expand_omp_for): Update SSA form for
4024 (build_omp_regions_1): Allow analysing just a single OMP region and
4026 ( build_omp_regions_root, omp_expand_local): New functions.
4027 (build_omp_regions): Add argument to build_omp_regions_1 call.
4028 * builtins.def (DEF_GOMP_BUILTIN): Initialize OMP builtins when
4029 autoparallelization is run.
4030 * timevar.def (TV_TREE_PARALLELIZE_LOOPS): New.
4031 * tree-ssa-loop.c (gate_tree_parallelize_loops, tree_parallelize_loops,
4032 pass_parallelize_loops): New.
4033 * common.opt (ftree-parallelize-loops): New.
4034 * tree-flow.h (omp_expand_local, tree_duplicate_sese_tail,
4035 parallelize_loops): Declare.
4036 (add_phi_args_after_copy, split_loop_exit_edge): Declaration changed.
4037 * Makefile.in (tree-parloops.o): Added.
4038 * tree-cfg.c (add_phi_args_after_copy_edge, tree_duplicate_sese_tail):
4040 (add_phi_args_after_copy_bb): Use add_phi_args_after_copy_edge.
4041 (add_phi_args_after_copy): Call add_phi_args_after_copy_edge for
4042 one extra edge as well.
4043 (tree_duplicate_sese_region): Add argument to add_phi_args_after_copy.
4044 Use VEC_free to free doms vector.
4045 (move_block_to_fn): Update loop info. Remove phi nodes for virtual
4046 operands. Recompute operand caches in the new function.
4047 (move_sese_region_to_fn): Update loop info.
4048 * passes.c (init_optimization_passes): Add pass_parallelize_loops.
4049 * tree-ssa-operands.c (free_stmt_operands): New function.
4051 * doc/passes.texi: Document autoparallelization.
4052 * doc/invoke.texi (-ftree-parallelize-loops): New option.
4054 2007-09-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
4057 * pa.c (function_value): Use GET_MODE_BITSIZE instead of
4060 2007-09-15 Dorit Nuzman <dorit@il.ibm.com>
4062 * tree-vect-transform.c (vect_get_vec_defs_for_stmt_copy): check if
4063 the VEC is not NULL.
4064 (vectorizable_type_demotion, vectorizable_type_promotion): Check that
4065 get_vectype_for_scalar_type succeeded.
4066 (vectorizable_conversion): Likewise.
4068 2007-09-14 Jan Hubicka <jh@suse.cz>
4070 * config/i386/i386.md (*floatdi<mode>2_i387): Guard against
4073 2007-09-14 Uros Bizjak <ubizjak@gmail.com>
4076 * config/i386/i386.md (fmodxf3): Copy operands[2] to temporary
4077 register when operands[2] equals operands[1].
4078 (remainderxf3): Ditto.
4080 2007-09-14 Sandra Loosemore <sandra@codesourcery.com>
4081 Nigel Stephens <nigel@mips.com>
4083 * doc/tm.texi (LIBGCC2_UNWIND_ATTRIBUTE): Document.
4084 * unwind-generic.h (LIBGCC2_UNWIND_ATTRIBUTE): Define.
4085 (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE to
4087 (_Unwind_ForcedUnwind): Likewise.
4088 (_Unwind_Resume): Likewise.
4089 (_Unwind_Resume_or_Rethrow): Likewise.
4090 (_Unwind_Backtrace): Likewise.
4091 (_Unwind_SjLj_RaiseException): Likewise.
4092 (_Unwind_SjLj_ForcedUnwind): Likewise.
4093 (_Unwind_SjLj_Resume): Likewise.
4094 (_Unwind_SjLj_Resume_or_Rethrow): Likewise.
4095 * unwind.inc (_Unwind_RaiseException): Add LIBGCC2_UNWIND_ATTRIBUTE
4097 (_Unwind_ForcedUnwind): Likewise.
4098 (_Unwind_Resume): Likewise.
4099 (_Unwind_Resume_or_Rethrow): Likewise.
4100 (_Unwind_Backtrace): Likewise.
4101 * unwind-compat.c (_Unwind_Backtrace): Likewise.
4102 (_Unwind_ForcedUnwind): Likewise.
4103 (_Unwind_RaiseException): Likewise.
4104 (_Unwind_Resume): Likewise.
4105 (_Unwind_Resume_or_Rethrow): Likewise.
4107 * config/mips/mips.h (LIBGCC2_UNWIND_ATTRIBUTE): Define to force
4108 nomips16 mode when IN_LIBGCC2 with hard float.
4110 2007-09-14 Richard Sandiford <rsandifo@nildram.co.uk>
4112 * config/mips/sdemtk.opt: Update to GPLv3.
4113 * config/mips/sdemtk.h: Likewise.
4115 2007-09-14 Nigel Stephens <nigel@mips.com>
4117 * config.gcc (mips*-*-linux*): Recognise mipsisa32r2 and set
4118 MIPS_ISA_DEFAULT appropriately. Don't make soft-float the default
4119 for mipsisa32-*-linux*.
4121 2007-09-14 Nigel Stephens <nigel@mips.com>
4122 David Ung <davidu@mips.com>
4123 Thiemo Seufer <ths@mips.com>
4124 Richard Sandiford <richard@codesourcery.com>
4126 * config.gcc (mips*-sde-elf*): Add support for the SDE C libraries.
4127 * configure.ac: Add a mipssde threading type.
4128 * configure: Regenerate.
4129 * config/mips/sdemtk.h: New file.
4130 * config/mips/t-sdemtk: Likewise.
4131 * config/mips/sdemtk.opt: Likewise.
4132 * gthr-mipssde.h: Likewise.
4133 * config/mips/sde.h (FUNCTION_PROFILER): Move to config/mips/sdemtk.h.
4134 * config/mips/mips.h (MIPS_SAVE_REG_FOR_PROFILING_P): New macro.
4135 (MIPS_ICACHE_SYNC): New macro, split from ...
4136 * config/mips/mips.md (clear_cache): ...here.
4137 * config/mips/mips.c (mips_save_reg_p): Check
4138 MIPS_SAVE_REG_FOR_PROFILING_P on profiled functions.
4139 (build_mips16_function_stub): Use targetm.strip_name_encoding.
4140 (build_mips16_call_stub): Likewise.
4142 2007-09-14 Richard Sandiford <richard@codesourcery.com>
4144 * Makefile.in (stmp-int-hdrs): Depend on fixinc_list.
4146 2007-09-14 Jakub Jelinek <jakub@redhat.com>
4149 * config/ia64/ia64.c (find_gr_spill): Don't decrement
4150 current_frame_info.n_local_regs. Don't return emitted local
4152 (ia64_compute_frame_size): Improve unwind hack to put
4153 RP, PFS, FP in that order by allowing some of the registers
4154 been already emitted, as long as they are emitted to the
4157 2007-09-14 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
4159 * config/spu/vmx2spu.h (vec_extract, vec_insert, vec_lvlx,
4160 vec_lvlxl, vec_lvrx, vec_lvrxl, vec_promote, vec_splats,
4161 vec_stvlx, vec_stvlxl, vec_stvrx, vec_stvrxl): New intrinsics.
4163 2007-09-13 Eric Christopher <echristo@apple.com>
4164 Kenneth Zadeck <zadeck@naturalbridge.com>
4166 * dse.c (find_shift_sequence): New function.
4167 (replace_read): Add case to remove read if it requires shift.
4168 * config/i386/i386.c (ix86_expand_prologue): Fixed typo in comment.
4170 2007-09-13 Tom Tromey <tromey@redhat.com>
4172 * c-common.c (fname_as_string): Update.
4173 * c-parser.c (c_parser) <lex_untranslated_string>: New field.
4174 (c_lex_one_token): Update. Add 'parser' argument.
4175 (c_parser_simple_asm_expr): Update.
4176 (c_parser_attributes): Update.
4177 (c_parser_asm_statement): Update.
4178 (c_parser_asm_operands): Update.
4179 (c_parser_peek_token): Update.
4180 (c_parser_peek_2nd_token): Update.
4181 * c-lex.c (c_lex_string_translate): Remove.
4182 (c_lex_return_raw_strings): Likewise.
4183 (c_lex_with_flags): Added 'lex_flags' argument.
4184 (lex_string): Added 'translate' argument.
4185 * c-pragma.h (c_lex_with_flags): Update.
4186 (c_lex_string_translate, c_lex_return_raw_strings): Remove.
4187 (C_LEX_STRING_NO_TRANSLATE): New define.
4188 (C_LEX_RAW_STRINGS): Likewise.
4190 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4193 * config/bfin/bfin.c (enum bfin_builtins): Add BFIN_BUILTIN_ONES,
4194 BFIN_BUILTIN_CPLX_MUL_16_S40, BFIN_BUILTIN_CPLX_MAC_16_S40,
4195 BFIN_BUILTIN_CPLX_MSU_16_S40, and BFIN_BUILTIN_CPLX_SQU.
4196 (bfin_init_builtins): Initialize __builtin_bfin_ones,
4197 __builtin_bfin_min_fr1x16, __builtin_bfin_max_fr1x16,
4198 __builtin_bfin_min_fr1x32, __builtin_bfin_max_fr1x32,
4199 __builtin_bfin_cmplx_add, __builtin_bfin_cmplx_sub,
4200 __builtin_bfin_cmplx_mul_s40, __builtin_bfin_cmplx_mac_s40,
4201 __builtin_bfin_cmplx_msu_s40 and __builtin_bfin_csqu_fr16.
4202 (bdesc_1arg): Add __builtin_bfin_ones.
4203 (bfin_expand_builtin): Expand __builtin_bfin_cmplx_mul_s40,
4204 __builtin_bfin_cmplx_mac_s40, __builtin_bfin_cmplx_msu_s40,
4205 and __builtin_bfin_csqu_fr16.
4206 * config/bfin/bfin.md (UNSPEC_ONES): New constant.
4207 (ones): New define_insn.
4208 (ssaddhi3_parts): New define_insn.
4209 (sssubhi3_parts): New define_insn.
4210 (flag_mulhi_parts): New define_insn.
4212 2007-09-13 Seongbae Park <seongbae.park@gmail.com>
4214 * common.opt (femit-class-debug-always): Turn off by default.
4216 2007-09-13 Bernd Schmidt <bernd.schmidt@analog.com>
4218 * config/bfin/bfin.md (reload_outpdi, reload_inpdi): New patterns.
4219 * config/bfin/bfin.c (bfin_secondary_reload): Make sure we use them.
4221 2007-09-13 James E. Wilson <wilson@specifix.com>
4223 PR tree-optimization/33389
4224 * tree-ssa-operands.c (append_vuse): If ann->in_vdef_list true,
4225 then set build_loads before returning.
4227 2007-09-13 Sandra Loosemore <sandra@codesourcery.com>
4228 David Ung <davidu@mips.com>
4230 * config/mips/mips.h (ASM_OUTPUT_REG_PUSH): Replace {d}subu with
4231 {d}addiu and a negative immediate such that it works with MIPS16
4234 2007-09-13 H.J. Lu <hongjiu.lu@intel.com>
4237 * configure.ac (ld_vers): Support Linux linker.
4238 * configure: Regenerated.
4240 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4241 Sandra Loosemore <sandra@codesourcery.com>
4243 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Delete.
4244 (SYMBOL_REF_MIPS16_FUNC_P): Delete.
4245 * config/mips/mips.c (mips_attribute_table): Turn mips16 and
4246 nomips16 into decl attributes.
4247 (TARGET_INSERT_ATTRIBUTES): Override.
4248 (TARGET_MERGE_DECL_ATTRIBUTES): Likewise.
4249 (TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P): Always return true.
4250 (mips_mips16_type_p, mips_nomips16_type_p): Delete in favor of...
4251 (mips_mips16_decl_p, mips_nomips16_decl_p): ...these new functions.
4252 (mips_comp_type_attributes): Remove mips16 and nomips16 handling.
4253 (mips_use_mips16_mode_p): Reimplement as a function that takes
4254 a decl and considers only decl attributes. If the decl is nested
4255 function, use its parent attributes.
4256 (mips_function_ok_for_sibcall): Use mips_use_mips16_mode_p
4257 instead of SYMBOL_REF_MIPS16_FUNC_P.
4258 (mips_set_mips16_mode): Move call to sorry here from old
4259 mips_use_mips16_mode_p.
4260 (mflip_mips16_entry): New structure.
4261 (mflip_mips16_htab): New variable.
4262 (mflip_mips16_htab_hash, mflip_mips16_htab_eq): New functions.
4263 (mflip_mips16_use_mips16_p, mips_insert_attributes): Likewise.
4264 (mips_merge_decl_attributes): New function.
4265 (mips_set_current_function): Reinstate call to mips_set_mips16_mode.
4266 Use mips_use_mips16_mode_p.
4267 (mips_output_mi_thunk): Use mips_use_mips16_mode_p instead of
4268 SYMBOL_REF_MIPS16_FUNC_P.
4269 (mips_encode_section_info): Don't set SYMBOL_FLAG_MIPS16_FUNC.
4271 2007-09-13 Richard Sandiford <richard@codesourcery.com>
4273 * c-parser.c (c_parser_struct_declaration): Check for a null return.
4275 2007-09-13 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
4278 * gcc.c (xputenv): Make argument const, and use CONST_CAST.
4280 2007-09-12 Michael Meissner <michael.meissner@amd.com>
4281 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
4282 Tony Linthicum <tony.linthicum@amd.com>
4284 * tree.h (function_args_iterator): New type to iterate over
4286 (FOREACH_FUNCTION_ARGS_PTR): Iterator macros for iterating over
4287 function arguments providing a pointer to the argument.
4288 (FOREACH_FUNCTION_ARGS): Iterator macros for iterating over
4289 function arguments providing the argument.
4290 (function_args_iter_init): Inline function to initialize
4291 function_args_iterator.
4292 (function_args_iter_cond_ptr): Inline function to return the next
4293 pointer to hold the argument.
4294 (function_args_iter_cond): Inline function to return the next
4296 (function_args_iter_cond_next): Advance the function args
4298 (stdarg_p): New function, return true if variable argument
4300 (prototype_p): New function, return true if function is
4302 (function_args_count): New function, count the number of arguments
4305 * tree.c (stdarg_p): New function, return true if variable
4307 (prototype_p): New function, return true if function is
4310 * config/i386/i386.h (TARGET_SSE5): New macro for SSE5.
4311 (TARGET_ROUND): New macro for the round/ptest instructions which
4312 are shared between SSE4.1 and SSE5.
4313 (OPTION_MASK_ISA_ROUND): Ditto.
4314 (OPTION_ISA_ROUND): Ditto.
4315 (TARGET_FUSED_MADD): New macro for -mfused-madd swtich.
4316 (TARGET_CPU_CPP_BUILTINS): Add SSE5 support.
4318 * config/i386/i386.opt (-msse5): New switch for SSE5 support.
4319 (-mfused-madd): New switch to give users control over whether the
4320 compiler optimizes to use the multiply/add SSE5 instructions.
4322 * config/i386/i386.c (m_AMD_MULTIPLE): Rename from
4323 m_ATHLON_K8_AMDFAM10, and change all uses.
4324 (enum pta_flags): Add PTA_SSE5.
4325 (ix86_handle_option): Turn off 3dnow if -msse5.
4326 (override_options): Add SSE5 support.
4327 (print_operand): %Y prints comparison codes for SSE5 com/pcom
4329 (ix86_expand_sse_movcc): Add SSE5 support.
4330 (ix86_expand_sse5_unpack): New function to use pperm to unpack a
4331 vector type to the next largest size.
4332 (ix86_expand_sse5_pack): New function to use pperm to pack a
4333 vector type to the next smallest size.
4334 (IX86_BUILTIN_FMADDSS): New for SSE5 intrinsic.
4335 (IX86_BUILTIN_FMADDSD): Ditto.
4336 (IX86_BUILTIN_FMADDPS): Ditto.
4337 (IX86_BUILTIN_FMADDPD): Ditto.
4338 (IX86_BUILTIN_FMSUBSS): Ditto.
4339 (IX86_BUILTIN_FMSUBSD): Ditto.
4340 (IX86_BUILTIN_FMSUBPS): Ditto.
4341 (IX86_BUILTIN_FMSUBPD): Ditto.
4342 (IX86_BUILTIN_FNMADDSS): Ditto.
4343 (IX86_BUILTIN_FNMADDSD): Ditto.
4344 (IX86_BUILTIN_FNMADDPS): Ditto.
4345 (IX86_BUILTIN_FNMADDPD): Ditto.
4346 (IX86_BUILTIN_FNMSUBSS): Ditto.
4347 (IX86_BUILTIN_FNMSUBSD): Ditto.
4348 (IX86_BUILTIN_FNMSUBPS): Ditto.
4349 (IX86_BUILTIN_FNMSUBPD): Ditto.
4350 (IX86_BUILTIN_PCMOV_V2DI): Ditto.
4351 (IX86_BUILTIN_PCMOV_V4SI): Ditto.
4352 (IX86_BUILTIN_PCMOV_V8HI): Ditto.
4353 (IX86_BUILTIN_PCMOV_V16QI): Ditto.
4354 (IX86_BUILTIN_PCMOV_V4SF): Ditto.
4355 (IX86_BUILTIN_PCMOV_V2DF): Ditto.
4356 (IX86_BUILTIN_PPERM): Ditto.
4357 (IX86_BUILTIN_PERMPS): Ditto.
4358 (IX86_BUILTIN_PERMPD): Ditto.
4359 (IX86_BUILTIN_PMACSSWW): Ditto.
4360 (IX86_BUILTIN_PMACSWW): Ditto.
4361 (IX86_BUILTIN_PMACSSWD): Ditto.
4362 (IX86_BUILTIN_PMACSWD): Ditto.
4363 (IX86_BUILTIN_PMACSSDD): Ditto.
4364 (IX86_BUILTIN_PMACSDD): Ditto.
4365 (IX86_BUILTIN_PMACSSDQL): Ditto.
4366 (IX86_BUILTIN_PMACSSDQH): Ditto.
4367 (IX86_BUILTIN_PMACSDQL): Ditto.
4368 (IX86_BUILTIN_PMACSDQH): Ditto.
4369 (IX86_BUILTIN_PMADCSSWD): Ditto.
4370 (IX86_BUILTIN_PMADCSWD): Ditto.
4371 (IX86_BUILTIN_PHADDBW): Ditto.
4372 (IX86_BUILTIN_PHADDBD): Ditto.
4373 (IX86_BUILTIN_PHADDBQ): Ditto.
4374 (IX86_BUILTIN_PHADDWD): Ditto.
4375 (IX86_BUILTIN_PHADDWQ): Ditto.
4376 (IX86_BUILTIN_PHADDDQ): Ditto.
4377 (IX86_BUILTIN_PHADDUBW): Ditto.
4378 (IX86_BUILTIN_PHADDUBD): Ditto.
4379 (IX86_BUILTIN_PHADDUBQ): Ditto.
4380 (IX86_BUILTIN_PHADDUWD): Ditto.
4381 (IX86_BUILTIN_PHADDUWQ): Ditto.
4382 (IX86_BUILTIN_PHADDUDQ): Ditto.
4383 (IX86_BUILTIN_PHSUBBW): Ditto.
4384 (IX86_BUILTIN_PHSUBWD): Ditto.
4385 (IX86_BUILTIN_PHSUBDQ): Ditto.
4386 (IX86_BUILTIN_PROTB): Ditto.
4387 (IX86_BUILTIN_PROTW): Ditto.
4388 (IX86_BUILTIN_PROTD): Ditto.
4389 (IX86_BUILTIN_PROTQ): Ditto.
4390 (IX86_BUILTIN_PROTB_IMM): Ditto.
4391 (IX86_BUILTIN_PROTW_IMM): Ditto.
4392 (IX86_BUILTIN_PROTD_IMM): Ditto.
4393 (IX86_BUILTIN_PROTQ_IMM): Ditto.
4394 (IX86_BUILTIN_PSHLB): Ditto.
4395 (IX86_BUILTIN_PSHLW): Ditto.
4396 (IX86_BUILTIN_PSHLD): Ditto.
4397 (IX86_BUILTIN_PSHLQ): Ditto.
4398 (IX86_BUILTIN_PSHAB): Ditto.
4399 (IX86_BUILTIN_PSHAW): Ditto.
4400 (IX86_BUILTIN_PSHAD): Ditto.
4401 (IX86_BUILTIN_PSHAQ): Ditto.
4402 (IX86_BUILTIN_FRCZSS): Ditto.
4403 (IX86_BUILTIN_FRCZSD): Ditto.
4404 (IX86_BUILTIN_FRCZPS): Ditto.
4405 (IX86_BUILTIN_FRCZPD): Ditto.
4406 (IX86_BUILTIN_CVTPH2PS): Ditto.
4407 (IX86_BUILTIN_CVTPS2PH): Ditto.
4408 (IX86_BUILTIN_COMEQSS): Ditto.
4409 (IX86_BUILTIN_COMNESS): Ditto.
4410 (IX86_BUILTIN_COMLTSS): Ditto.
4411 (IX86_BUILTIN_COMLESS): Ditto.
4412 (IX86_BUILTIN_COMGTSS): Ditto.
4413 (IX86_BUILTIN_COMGESS): Ditto.
4414 (IX86_BUILTIN_COMUEQSS): Ditto.
4415 (IX86_BUILTIN_COMUNESS): Ditto.
4416 (IX86_BUILTIN_COMULTSS): Ditto.
4417 (IX86_BUILTIN_COMULESS): Ditto.
4418 (IX86_BUILTIN_COMUGTSS): Ditto.
4419 (IX86_BUILTIN_COMUGESS): Ditto.
4420 (IX86_BUILTIN_COMORDSS): Ditto.
4421 (IX86_BUILTIN_COMUNORDSS): Ditto.
4422 (IX86_BUILTIN_COMFALSESS): Ditto.
4423 (IX86_BUILTIN_COMTRUESS): Ditto.
4424 (IX86_BUILTIN_COMEQSD): Ditto.
4425 (IX86_BUILTIN_COMNESD): Ditto.
4426 (IX86_BUILTIN_COMLTSD): Ditto.
4427 (IX86_BUILTIN_COMLESD): Ditto.
4428 (IX86_BUILTIN_COMGTSD): Ditto.
4429 (IX86_BUILTIN_COMGESD): Ditto.
4430 (IX86_BUILTIN_COMUEQSD): Ditto.
4431 (IX86_BUILTIN_COMUNESD): Ditto.
4432 (IX86_BUILTIN_COMULTSD): Ditto.
4433 (IX86_BUILTIN_COMULESD): Ditto.
4434 (IX86_BUILTIN_COMUGTSD): Ditto.
4435 (IX86_BUILTIN_COMUGESD): Ditto.
4436 (IX86_BUILTIN_COMORDSD): Ditto.
4437 (IX86_BUILTIN_COMUNORDSD): Ditto.
4438 (IX86_BUILTIN_COMFALSESD): Ditto.
4439 (IX86_BUILTIN_COMTRUESD): Ditto.
4440 (IX86_BUILTIN_COMEQPS): Ditto.
4441 (IX86_BUILTIN_COMNEPS): Ditto.
4442 (IX86_BUILTIN_COMLTPS): Ditto.
4443 (IX86_BUILTIN_COMLEPS): Ditto.
4444 (IX86_BUILTIN_COMGTPS): Ditto.
4445 (IX86_BUILTIN_COMGEPS): Ditto.
4446 (IX86_BUILTIN_COMUEQPS): Ditto.
4447 (IX86_BUILTIN_COMUNEPS): Ditto.
4448 (IX86_BUILTIN_COMULTPS): Ditto.
4449 (IX86_BUILTIN_COMULEPS): Ditto.
4450 (IX86_BUILTIN_COMUGTPS): Ditto.
4451 (IX86_BUILTIN_COMUGEPS): Ditto.
4452 (IX86_BUILTIN_COMORDPS): Ditto.
4453 (IX86_BUILTIN_COMUNORDPS): Ditto.
4454 (IX86_BUILTIN_COMFALSEPS): Ditto.
4455 (IX86_BUILTIN_COMTRUEPS): Ditto.
4456 (IX86_BUILTIN_COMEQPD): Ditto.
4457 (IX86_BUILTIN_COMNEPD): Ditto.
4458 (IX86_BUILTIN_COMLTPD): Ditto.
4459 (IX86_BUILTIN_COMLEPD): Ditto.
4460 (IX86_BUILTIN_COMGTPD): Ditto.
4461 (IX86_BUILTIN_COMGEPD): Ditto.
4462 (IX86_BUILTIN_COMUEQPD): Ditto.
4463 (IX86_BUILTIN_COMUNEPD): Ditto.
4464 (IX86_BUILTIN_COMULTPD): Ditto.
4465 (IX86_BUILTIN_COMULEPD): Ditto.
4466 (IX86_BUILTIN_COMUGTPD): Ditto.
4467 (IX86_BUILTIN_COMUGEPD): Ditto.
4468 (IX86_BUILTIN_COMORDPD): Ditto.
4469 (IX86_BUILTIN_COMUNORDPD): Ditto.
4470 (IX86_BUILTIN_COMFALSEPD): Ditto.
4471 (IX86_BUILTIN_COMTRUEPD): Ditto.
4472 (IX86_BUILTIN_PCOMEQUB): Ditto.
4473 (IX86_BUILTIN_PCOMNEUB): Ditto.
4474 (IX86_BUILTIN_PCOMLTUB): Ditto.
4475 (IX86_BUILTIN_PCOMLEUB): Ditto.
4476 (IX86_BUILTIN_PCOMGTUB): Ditto.
4477 (IX86_BUILTIN_PCOMGEUB): Ditto.
4478 (IX86_BUILTIN_PCOMFALSEUB): Ditto.
4479 (IX86_BUILTIN_PCOMTRUEUB): Ditto.
4480 (IX86_BUILTIN_PCOMEQUW): Ditto.
4481 (IX86_BUILTIN_PCOMNEUW): Ditto.
4482 (IX86_BUILTIN_PCOMLTUW): Ditto.
4483 (IX86_BUILTIN_PCOMLEUW): Ditto.
4484 (IX86_BUILTIN_PCOMGTUW): Ditto.
4485 (IX86_BUILTIN_PCOMGEUW): Ditto.
4486 (IX86_BUILTIN_PCOMFALSEUW): Ditto.
4487 (IX86_BUILTIN_PCOMTRUEUW): Ditto.
4488 (IX86_BUILTIN_PCOMEQUD): Ditto.
4489 (IX86_BUILTIN_PCOMNEUD): Ditto.
4490 (IX86_BUILTIN_PCOMLTUD): Ditto.
4491 (IX86_BUILTIN_PCOMLEUD): Ditto.
4492 (IX86_BUILTIN_PCOMGTUD): Ditto.
4493 (IX86_BUILTIN_PCOMGEUD): Ditto.
4494 (IX86_BUILTIN_PCOMFALSEUD): Ditto.
4495 (IX86_BUILTIN_PCOMTRUEUD): Ditto.
4496 (IX86_BUILTIN_PCOMEQUQ): Ditto.
4497 (IX86_BUILTIN_PCOMNEUQ): Ditto.
4498 (IX86_BUILTIN_PCOMLTUQ): Ditto.
4499 (IX86_BUILTIN_PCOMLEUQ): Ditto.
4500 (IX86_BUILTIN_PCOMGTUQ): Ditto.
4501 (IX86_BUILTIN_PCOMGEUQ): Ditto.
4502 (IX86_BUILTIN_PCOMFALSEUQ): Ditto.
4503 (IX86_BUILTIN_PCOMTRUEUQ): Ditto.
4504 (IX86_BUILTIN_PCOMEQB): Ditto.
4505 (IX86_BUILTIN_PCOMNEB): Ditto.
4506 (IX86_BUILTIN_PCOMLTB): Ditto.
4507 (IX86_BUILTIN_PCOMLEB): Ditto.
4508 (IX86_BUILTIN_PCOMGTB): Ditto.
4509 (IX86_BUILTIN_PCOMGEB): Ditto.
4510 (IX86_BUILTIN_PCOMFALSEB): Ditto.
4511 (IX86_BUILTIN_PCOMTRUEB): Ditto.
4512 (IX86_BUILTIN_PCOMEQW): Ditto.
4513 (IX86_BUILTIN_PCOMNEW): Ditto.
4514 (IX86_BUILTIN_PCOMLTW): Ditto.
4515 (IX86_BUILTIN_PCOMLEW): Ditto.
4516 (IX86_BUILTIN_PCOMGTW): Ditto.
4517 (IX86_BUILTIN_PCOMGEW): Ditto.
4518 (IX86_BUILTIN_PCOMFALSEW): Ditto.
4519 (IX86_BUILTIN_PCOMTRUEW): Ditto.
4520 (IX86_BUILTIN_PCOMEQD): Ditto.
4521 (IX86_BUILTIN_PCOMNED): Ditto.
4522 (IX86_BUILTIN_PCOMLTD): Ditto.
4523 (IX86_BUILTIN_PCOMLED): Ditto.
4524 (IX86_BUILTIN_PCOMGTD): Ditto.
4525 (IX86_BUILTIN_PCOMGED): Ditto.
4526 (IX86_BUILTIN_PCOMFALSED): Ditto.
4527 (IX86_BUILTIN_PCOMTRUED): Ditto.
4528 (IX86_BUILTIN_PCOMEQQ): Ditto.
4529 (IX86_BUILTIN_PCOMNEQ): Ditto.
4530 (IX86_BUILTIN_PCOMLTQ): Ditto.
4531 (IX86_BUILTIN_PCOMLEQ): Ditto.
4532 (IX86_BUILTIN_PCOMGTQ): Ditto.
4533 (IX86_BUILTIN_PCOMGEQ): Ditto.
4534 (IX86_BUILTIN_PCOMFALSEQ): Ditto.
4535 (IX86_BUILTIN_PCOMTRUEQ): Ditto.
4536 (bdesc_ptest): Change OPTION_MASK_ISA_SSE4_1 to
4537 OPTION_MASK_ISA_ROUND for instructions that are shared between
4539 (bdesc_2arg): Ditto.
4540 (bdesc_sse_3arg): Ditto.
4541 (enum multi_arg_type): New enum for describing the various SSE5
4542 intrinsic argument types.
4543 (bdesc_multi_arg): New table for SSE5 intrinsics.
4544 (ix86_init_mmx_sse_builtins): Add SSE5 intrinsic support.
4545 (ix86_expand_multi_arg_builtin): New function for creating SSE5
4547 (ix86_expand_builtin): Add SSE5 intrinsic support.
4548 (ix86_sse5_valid_op_p): New function to validate SSE5 3 and 4
4549 operand instructions.
4550 (ix86_expand_sse5_multiple_memory): New function to split the
4551 second memory reference from SSE5 instructions.
4552 (type_has_variadic_args_p): Delete in favor of stdarg_p.
4553 (ix86_return_pops_args): Use stdarg_p to determine if the function
4554 has variable arguments.
4555 (ix86_setup_incoming_varargs): Ditto.
4556 (x86_this_parameter): Ditto.
4558 * config/i386/i386-protos.h (ix86_expand_sse5_unpack): Add
4560 (ix86_expand_sse5_pack): Ditto.
4561 (ix86_sse5_valid_op_p): Ditto.
4562 (ix86_expand_sse5_multiple_memory): Ditto.
4564 * config/i386/i386.md (UNSPEC_SSE5_INTRINSIC): Add new UNSPEC
4565 constant for SSE5 support.
4566 (UNSPEC_SSE5_UNSIGNED_CMP): Ditto.
4567 (UNSPEC_SSE5_TRUEFALSE): Ditto.
4568 (UNSPEC_SSE5_PERMUTE): Ditto.
4569 (UNSPEC_SSE5_ASHIFT): Ditto.
4570 (UNSPEC_SSE5_LSHIFT): Ditto.
4571 (UNSPEC_FRCZ): Ditto.
4572 (UNSPEC_CVTPH2PS): Ditto.
4573 (UNSPEC_CVTPS2PH): Ditto.
4574 (PCOM_FALSE): Add new constant for true/false SSE5 comparisons.
4576 (COM_FALSE_S): Ditto.
4577 (COM_FALSE_P): Ditto.
4578 (COM_TRUE_S): Ditto.
4579 (COM_TRUE_P): Ditto.
4580 (type attribute): Add ssemuladd, sseiadd1, ssecvt1, sse4arg types.
4581 (unit attribute): Add support for ssemuladd, ssecvt1, sseiadd1 sse4arg
4583 (memory attribute): Ditto.
4584 (sse4_1_round<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4585 Use SSE4_1_ROUND_* constants instead of hard coded numbers.
4586 (rint<mode>2): Use TARGET_ROUND instead of TARGET_SSE4_1.
4587 (floor<mode>2): Ditto.
4588 (ceil<mode>2): Ditto.
4589 (btrunc<mode>2): Ditto.
4590 (nearbyintdf2): Ditto.
4591 (nearbyintsf2): Ditto.
4592 (sse_setccsf): Disable if SSE5.
4593 (sse_setccdf): Ditto.
4594 (sse5_setcc<mode>): New support for SSE5 conditional move.
4595 (sse5_pcmov_<mode>): Ditto.
4597 * config/i386/sse.md (SSEMODE1248): New mode iterator for SSE5.
4599 (SSEMODEF2P): Ditto.
4600 (ssemodesuffixf4): New mode attribute for SSE5.
4601 (ssemodesuffixf2s): Ditto.
4602 (ssemodesuffixf2c): Ditto.
4603 (sserotatemax): Ditto.
4604 (ssescalarmode): Ditto.
4605 (sse_maskcmpv4sf3): Disable if SSE5.
4606 (sse_maskcmpv2df3): Ditto.
4607 (sse_vmmaskcmpv4sf3): Ditto.
4608 (sse5_fmadd<mode>4): Add SSE5 floating point multiply/add
4610 (sse5_vmfmadd<mode>4): Ditto.
4611 (sse5_fmsub<mode>4): Ditto.
4612 (sse5_vmfmsub<mode>4): Ditto.
4613 (sse5_fnmadd<mode>4): Ditto.
4614 (sse5_vmfnmadd<mode>4): Ditto.
4615 (sse5_fnmsub<mode>4): Ditto.
4616 (sse5_vmfnmsub<mode>4): Ditto.
4617 (sse5i_fmadd<mode>4): Ditto.
4618 (sse5i_fmsub<mode>4): Ditto.
4619 (sse5i_fnmadd<mode>4): Ditto.
4620 (sse5i_fnmsub<mode>4): Ditto.
4621 (sse5i_vmfmadd<mode>4): Ditto.
4622 (sse5i_vmfmsub<mode>4): Ditto.
4623 (sse5i_vmfnmadd<mode>4): Ditto.
4624 (sse5i_vmfnmsub<mode>4): Ditto.
4625 (mulv16qi3): Add SSE5 support.
4627 (sse5_mulv4si3): New insn for 32-bit multiply support on SSE5.
4628 (sse2_mulv4si3): Disable if SSE5.
4629 (sse4_1_roundpd): Use TARGET_ROUND instead of TARGET_SSE4_1.
4630 (sse4_1_roundps): Ditto.
4631 (sse4_1_roundsd): Ditto.
4632 (sse4_1_roundss): Ditto.
4633 (sse_maskcmpv4sf3): Disable if SSE5 so the SSE5 instruction will
4635 (sse_maskcmpsf3): Ditto.
4636 (sse_vmmaskcmpv4sf3): Ditto.
4637 (sse2_maskcmpv2df3): Ditto.
4638 (sse2_maskcmpdf3): Ditto.
4639 (sse2_vmmaskcmpv2df3): Ditto.
4640 (sse2_eq<mode>3): Ditto.
4641 (sse2_gt<mode>3): Ditto.
4642 (sse5_pcmov_<mode>): Add SSE5 support.
4643 (vec_unpacku_hi_v16qi): Ditto.
4644 (vec_unpacks_hi_v16qi): Ditto.
4645 (vec_unpacku_lo_v16qi): Ditto.
4646 (vec_unpacks_lo_v16qi): Ditto.
4647 (vec_unpacku_hi_v8hi): Ditto.
4648 (vec_unpacks_hi_v8hi): Ditto.
4649 (vec_unpacku_lo_v8hi): Ditto.
4650 (vec_unpacks_lo_v8hi): Ditto.
4651 (vec_unpacku_hi_v4si): Ditto.
4652 (vec_unpacks_hi_v4si): Ditto.
4653 (vec_unpacku_lo_v4si): Ditto.
4654 (vec_unpacks_lo_v4si): Ditto.
4655 (sse5_pmacsww): New SSE5 intrinsic insn.
4656 (sse5_pmacssww): Ditto.
4657 (sse5_pmacsdd): Ditto.
4658 (sse5_pmacssdd): Ditto.
4659 (sse5_pmacssdql): Ditto.
4660 (sse5_pmacssdqh): Ditto.
4661 (sse5_pmacsdqh): Ditto.
4662 (sse5_pmacsswd): Ditto.
4663 (sse5_pmacswd): Ditto.
4664 (sse5_pmadcsswd): Ditto.
4665 (sse5_pmadcswd): Ditto.
4666 (sse5_pcmov_<move>): Conditional move support on SSE5.
4667 (sse5_phaddbw): New SSE5 intrinsic insn.
4668 (sse5_phaddbd): Ditto.
4669 (sse5_phaddbq): Ditto.
4670 (sse5_phaddwd): Ditto.
4671 (sse5_phaddwq): Ditto.
4672 (sse5_phadddq): Ditto.
4673 (sse5_phaddubw): Ditto.
4674 (sse5_phaddubd): Ditto.
4675 (sse5_phaddubq): Ditto.
4676 (sse5_phadduwd): Ditto.
4677 (sse5_phadduwq): Ditto.
4678 (sse5_phaddudq): Ditto.
4679 (sse5_phsubbw): Ditto.
4680 (sse5_phsubwd): Ditto.
4681 (sse5_phsubdq): Ditto.
4682 (sse5_pperm): Ditto.
4683 (sse5_pperm_sign_v16qi_v8hi): New insns for pack/unpack with SSE5.
4684 (sse5_pperm_zero_v16qi_v8hi): Ditto.
4685 (sse5_pperm_sign_v8hi_v4si): Ditto.
4686 (sse5_pperm_zero_v8hi_v4si): Ditto.
4687 (sse5_pperm_sign_v4si_v2di): Ditto.
4688 (sse5_pperm_sign_v4si_v2di): Ditto.
4689 (sse5_pperm_pack_v2di_v4si): Ditto.
4690 (sse5_pperm_pack_v4si_v8hi): Ditto.
4691 (sse5_pperm_pack_v8hi_v16qi): Ditto.
4692 (sse5_perm<mode>): New SSE5 intrinsic insn.
4693 (rotl<mode>3): Ditto.
4694 (sse5_rotl<mode>3): Ditto.
4695 (sse5_ashl<mode>3): Ditto.
4696 (sse5_lshl<mode>3): Ditto.
4697 (sse5_frcz<mode>2): Ditto.
4698 (sse5s_frcz<mode>2): Ditto.
4699 (sse5_cvtph2ps): Ditto.
4700 (sse5_cvtps2ph): Ditto.
4701 (sse5_vmmaskcmp<mode>3): Ditto.
4702 (sse5_com_tf<mode>3): Ditto.
4703 (sse5_maskcmp<mode>3): Ditto.
4704 (sse5_maskcmp_uns<mode>3): Ditto.
4705 (sse5_maskcmp_uns2<mode>3): Ditto.
4706 (sse5_pcom_tf<mode>3): Ditto.
4708 * config/i386/predicates.md (const_0_to_31_operand): New predicate
4710 (sse5_comparison_float_operator): New predicate to match the
4711 comparison operators supported by the SSE5 com instruction.
4712 (ix86_comparison_int_operator): New predicate to match just the
4713 signed int comparisons.
4714 (ix86_comparison_uns_operator): New predicate to match just the
4715 unsigned int comparisons.
4717 * doc/invoke.texi (-msse5): Add documentation.
4718 (-mfused-madd): Ditto.
4720 * doc/extend.texi (x86 intrinsics): Document new SSE5 intrinsics.
4722 * config.gcc (i[34567]86-*-*): Include bmmintrin.h and
4724 (x86_64-*-*): Ditto.
4726 * config/i386/cpuid.h (bit_SSE5): Define SSE5 bit.
4728 * config/i386/bmmintrin.h: New file, provide common x86 compiler
4729 intrinisics for SSE5.
4731 * config/i386/smmintrin.h: Move instructions shared with SSE5 to
4734 * config/i386/mmintrin-common.h: New file, to contain common
4735 instructions between SSE4.1 and SSE5.
4737 * config/i386/netware.c (gen_stdcall_or_fastcall_decoration): Use
4738 FOREACH_FUNCTION_ARGS to iterate over the argument list.
4739 (gen_regparm_prefix): Ditto.
4741 * config/i386/winnt.c (gen_stdcall_or_fastcall_suffix): Use
4742 FOREACH_FUNCTION_ARGS to iterate over the argument list. Use
4743 prototype_p to determine if a function is prototyped.
4745 2007-09-12 Janis Johnson <janis187@us.ibm.com>
4747 * config/dfp-bit.c (dfp_conversion_exception): New function.
4748 (DFP_TO_DFP) Add new variants to use direct conversions in decNumber.
4749 (DFP_TO_INT): Ditto.
4750 (INT_TO_DFP): Ditto.
4751 * config/dfp-bit.h (DEC_FLOAT_FROM_INT, DEC_FLOAT_TO_INT): New.
4753 2007-09-12 Jakub Jelinek <jakub@redhat.com>
4756 * config/ia64/ia64.c (ia64_expand_epilogue): Emit blockage
4757 before sp restoration even when total_size is 0, but
4758 frame_pointer_needed.
4760 2007-09-12 Bob Wilson <bob.wilson@acm.org>
4762 * config/xtensa/xtensa.c (machine_function): Add vararg_a7_copy.
4763 (xtensa_copy_incoming_a7): Use start_sequence instead of
4764 push_to_sequence. Stash insns in vararg_a7_copy for builtin_saveregs.
4765 (xtensa_builtin_saveregs): Place code from vararg_a7_copy at the start
4766 of the saveregs sequence.
4768 2007-09-12 Richard Sandiford <richard@codesourcery.com>
4770 * c-tree.h (grokfield): Add a "tree *" argument.
4771 * c-decl.c (grokdeclarator): Take a pointer to the decl's attributes.
4772 Chain nested decl attributes to it. Don't call decl_attributes here.
4773 (groktypename): Pass grokdeclarator a pointer to the attribute list.
4774 (start_decl, grokparm, push_parm_decl, start_function): Likewise.
4775 (grokfield): Take a pointer to the decl's attributes and pass
4776 it to grokdeclarator.
4777 * c-parser.c (c_parser_struct_declaration): Update the calls to
4778 grokfield. Call decl_attributes for anonymous struct and union
4781 2007-09-12 Jan Hubicka <jh@suse.cz>
4783 * c-objc-common.h (LANG_HOOKS_CALLGRAPH_EXPAND_FUNCTION): Kill.
4785 2007-09-12 Ira Rosen <irar@il.ibm.com>
4787 PR tree-optimization/32377
4788 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Distinguish
4789 between positive and negative dependence distance using DDR_REVERSED_P.
4791 2007-09-12 Dorit Nuzman <dorit@il.ibm.com>
4793 PR tree-optimization/33373
4794 * tree-vect-analyze (vect_determine_vectorization_factor): Call
4795 TREE_INT_CST_LOW when comparing TYPE_SIZE_UNIT.
4797 2007-09-12 Jan Hubicka <jh@suse.cz>
4800 * i386.md (floatsisf2_mixed_memory, floatsisf2_sse_memory): Disable
4803 2007-09-12 Christian Bruel <christian.bruel@st.com>
4805 * sh.h (SH_DBX_REGISTER_NUMBER): Added fpscr, fixed sr/gbr regs.
4806 * linux-unwind.h (SH_DWARF_FRAME_GBR): fixed.
4808 2007-09-12 Ira Rosen <irar@il.ibm.com>
4810 * tree-vect-transform.c (vect_get_slp_defs): Don't build a vector
4811 for oprnd1 if not required.
4812 (vectorizable_operation): Use scalar operand in SLP in case of
4813 shift with scalar argument.
4815 2007-09-12 Ira Rosen <irar@il.ibm.com>
4817 * params.def (PARAM_MIN_VECT_LOOP_BOUND): Change default and minimum
4820 2007-09-11 James E. Wilson <wilson@specifix.com>
4822 * defaults.h (DWARF2_UNWIND_INFO): Don't define if
4823 TARGET_UNWIND_INFO is defined.
4824 * config/ia64/ia64.h (INCOMING_RETURN_ADDR_RTX): Delete undef
4827 2007-09-12 Kaz Kojima <kkojima@gcc.gnu.org>
4829 * config/sh/sh.c (calc_live_regs): Use
4830 current_function_saves_all_registers instead of
4831 current_function_has_nonlocal_label.
4832 (sh_allocate_initial_value): Likewise.
4833 (sh_get_pr_initial_val): Likewise.
4834 * config/sh/sh.h (SHMEDIA_REGS_STACK_ADJUST): Likewise.
4835 * config/sh/sh.md (load_ra): Likewise.
4837 2007-09-12 Hans-Peter Nilsson <hp@axis.com>
4839 * config/cris/t-linux (LIMITS_H_TEST): Only define if not inhibit_libc.
4842 * config/cris/cris.c (cris_expand_pic_call_address): Fix typo in
4843 GET_CODE (x) == CONST_INT to CONST_INT_P (x) transformation.
4845 2007-09-12 Sa Liu <saliu@de.ibm.com>
4847 * config/spu/spu.c (spu_emit_branch_or_set): Handle NaN values as
4848 operands to DFmode GE or LE compares.
4850 2007-09-12 Bernd Schmidt <bernd.schmidt@analog.com>
4852 * config/bfin/bfin.h (enum reg_class, REG_CLASS_CONTENTS,
4853 REG_CLASS_NAMES): Add P0REGS.
4854 (REGNO_REG_CLASS): Return it where appropriate.
4855 (REG_CLASS_FROM_CONSTRAINT): Add 'qA'.
4856 (CLASS_LIKELY_SPILLED_P): P0REGS is likely_spilled.
4857 * doc/md.texi (Blackfin family): Document 'q' constraints.
4859 2007-09-11 Steve Kenton <skenton@ou.edu>
4861 * pa/linux-unwind.h: Guard with inhibit_libc.
4862 * pa/hpux-unwind.h: Likewise.
4864 2007-09-11 David Daney <ddaney@avtrex.com>
4866 * doc/invoke.texi: Document new MIPS -mllsc and -mno-llsc options.
4867 * doc/install.texi: Document new --with-llsc and --without-llsc
4869 * config.gcc: Handle --with-llsc and --without-llsc configure options.
4870 * config/mips/mips.md (sync, memory_barrier): Wrap sync instrunction
4871 in %| and %- operand codes. Depend on GENERATE_SYNC instead of
4873 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
4874 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
4875 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
4876 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
4877 sync_new_nand<mode>, sync_lock_test_and_set<mode>): Depend on
4878 GENERATE_LL_SC instead of ISA_HAS_LL_SC.
4879 * config/mips/mips.opt (mllsc): New option.
4880 * config/mips/mips.c (mips_llsc): Define variable.
4881 (mips_handle_option): Handle mllsc option.
4882 (override_options): Set mips_print_operand_punct for '|' and '-'.
4883 (print_operand): Add new %| and %- operand codes.
4884 * config/mips/mips.h (mips_llsc_setting): New enum type.
4885 (mips_llsc): Declare.
4886 (OPTION_DEFAULT_SPECS): Add llsc handling.
4887 (GENERATE_SYNC): New macro.
4888 (GENERATE_LL_SC): New macro.
4889 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
4890 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
4891 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): Wrap instructions
4892 in %| and %- operand codes.
4894 2007-09-11 Eric Botcazou <ebotcazou@adacore.com>
4896 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Deal with
4897 TYPE_NONALIASED_COMPONENT like with DECL_NONADDRESSABLE_P.
4899 2007-09-11 Jason Merrill <jason@redhat.com>
4902 * stor-layout.c (layout_decl): Do pack variable size fields.
4904 2007-09-11 Maxim Kuvyrkov <maxim@codesourcery.com>
4906 * config/m68k/predicates.md (movsi_const0_operand,
4907 non_symbolic_call_operand): New predicates.
4909 * config/m68k/constraints.md (Cs, Ci, C0, Cj, CQ, CW, CZ, CS, Ap, Ac):
4911 * doc/md.texi (Constraints for Particular Machines: Motorola 680x0):
4912 Document constraints N, O, P, R, S, T, Q, U, W, Cs, Ci, C0, Cj, CQ,
4913 CW, CZ, CS, Ap and Ac.
4915 * config/m68k/m68k.md (UNSPEC_IB): New constant.
4916 (constraints.md): New include.
4917 (cpu, type, type1, opx, opy, opx_type, opy_type, size, opx_access,
4918 opx_mem, opy_mem, op_mem, guess, split): New attributes.
4919 (movdf_internal): Name pattern. Fix to use alternatives. Add split.
4921 (pushdi): Add split.
4922 (tstsi_internal): Name pattern. Fix to use alternatives. Specify
4923 attributes. Split tstsi_internal_68020_cf from it.
4924 (tstsi_internal_68020_cf): New pattern.
4925 (tsthi_internal, tstqi_internal): Name pattern. Specify attributes.
4926 (tst<mode>_cf): Specify attributea.
4927 (cmpsi_cf): Name pattern. Specify attributes.
4928 (cmp<mode>_68881, cmp<mode>_cf): Specify type attribute.
4929 (pushexthisi_const): Fix to use alternatives. Specify
4931 (movsi_const0): Split movsi_const0_68000_10 and movsi_const0_68040_60
4932 from it. Fix to use alternatives. Specify attributes.
4933 (movsi_const0_68040_10, movsi_const0_68040_60): New patterns.
4934 (movsi_cf, movstrictqi_cf): Fix to use alternatives. Specify
4936 (movsf_cf_soft): Specify attributes.
4937 (movdf_cf_soft): Add split.
4938 (pushasi, zero_extendhisi2_cf, zero_extendqisi2_cfv4,
4939 cfv4_extendhisi2, 68k_extendhisi2, extendqihi2, cfv4_extendqisi2,
4940 68k_extendqisi2, truncdfsf2_cf): Specify attributes.
4941 (truncdfsf2_68881): Name pattern. Specify attributes.
4942 (floatsi<mode>2_cf, floathi<mode>2_68881, floathi<mode>2_cf,
4943 floatqi<mode>2_68881, floatqi<mode>2_cf, ftrunc<mode>2_cf,
4944 fix<mode>qi2_cf, fix<mode>hi2_cf, fix<mode>si2_cf, adddi_dishl32):
4946 (addsi3_5200): Fix to use alternatives. Specify attributes.
4948 (add<mode>3_cf, subdi_dishl32): Specify attributes.
4949 (subsi3): Add alternative for subq.l. Specify attributes.
4950 (sub<mode>3_cf, mulhi3, mulhisi3): Specify attributes.
4951 (mulhisisi3_s, mulsi3_68020, mulsi3_cf): Name pattern. Specify
4953 (umulhisi3): Specify attributes.
4954 (mulhisisi3_z): Name pattern. Specify attributes.
4955 (fmul<mode>3_cf, div<mode>3_cf, negsi2_internal, negsi2_5200,
4956 sqrt<mode>2_68881, clzsi2, one_cmplsi2_5200, subreghi1ashrdi_const32,
4957 subregsi1ashrdi_const32, ashrsi3, subreg1lshrdi_const32, lshrsi3,
4958 bsetmemqi): Specify attributes.
4959 (bsetmemqi_ext): Name pattern. Specify attributes.
4960 (bclrmemqi): Specify attributes.
4961 (bclrmemqi_ext, scc, sls): Name pattern. Specify attributes.
4962 (beq, bne, bgt, bgtu, blt, bltu, bge, bgeu, ble, bleu): Specify
4964 (beq2, bne2, bgt2, bgtu2, blt2, bltu2, bge2, bgeu2, ble2, bleu2): Name
4965 pattern. Specify attributes.
4966 (jump): Specify attributes.
4967 (tablejump_internal): Name pattern. Specify attributes.
4968 (call_value): Split into non_symbolic_call_value,
4969 symbolic_call_value_jsr, symbolic_call_value_bsr. Fix to use
4970 alternatives. Specify attributes.
4971 (non_symbolic_call_value, symbolic_call_value_jsr,
4972 symbolic_call_value_bsr): New patterns.
4973 (nop, return, unlink, indirect_jump): Specify attributes.
4974 (trap): Fix condition. Specify attributes.
4977 * config/m68k/m68k.c (m68k_symbolic_call_var): New variable.
4978 (override_options): Initialize it. Initialize m68k_sched_cpu.
4979 (CONST_METHOD): Rename to M68K_CONST_METHOD, move to m68k.h.
4980 (const_method): Make global, rename to m68k_const_method.
4981 (const_int_cost, output_move_const_into_data_reg): Update.
4982 (output_move_double): Parametrize to emit rtl code, rename to
4984 (output_reg_adjust, emit_reg_adjust, output_compadr, output_movsi,
4985 emit_movsi): New static functions.
4986 (output_move_double): New function with semantics of old
4988 (m68k_emit_move_double): New function.
4989 (m68k_sched_cpu): New variable.
4990 (attr_op_type): New enum.
4991 (sched_guess_p): New variable.
4992 (sched_address_type, sched_operand_type, sched_attr_op_type):
4993 New static functions.
4994 (m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
4995 m68k_sched_attr_size, m68k_sched_attr_op_mem): New functions.
4996 (sched_branch_type): New static variable.
4997 (m68k_sched_branch_type): New function.
4998 * config/m68k/m68k.h (M68K_SYMBOLIC_CALL): New enum.
4999 (m68k_symbolic_call_var): Declare.
5000 (M68K_CONST_METHOD): Rename from CONST_METHOD. Move here from m68k.c.
5001 (m68k_const_method, m68k_emit_move_double, m68k_sched_cpu,
5002 m68k_sched_attr_opx_type, m68k_sched_attr_opy_type,
5003 m68k_sched_attr_size, m68k_sched_attr_op_mem, m68k_sched_branch_type):
5006 2007-09-11 Jakub Jelinek <jakub@redhat.com>
5008 * builtins.def (BUILT_IN_VA_ARG_PACK_LEN): New builtin.
5009 * builtins.c (expand_builtin) <case BUILT_IN_VA_ARG_PACK_LEN>: Issue
5010 error if __builtin_va_arg_pack_len () wasn't optimized out during
5012 * tree-inline.c (copy_bb): Replace __builtin_va_arg_pack_len ()
5013 with the number of inline's anonymous arguments.
5014 * doc/extend.texi: Document __builtin_va_arg_pack_len ().
5016 2007-09-11 Zdenek Dvorak <ook@ucw.cz>
5018 * fold-const.c (extract_muldiv_1): Do not simplify
5021 2007-09-11 Jan Hubicka <jh@suse.cz>
5023 * i386.h (ix86_tune_indices): Add X86_TUNE_INTER_UNIT_CONVERSIONS.
5024 (TARGET_INTER_UNIT_CONVERSIONS): New.
5025 * i386.md (floatsi expanders): Remove redundant check for SImode
5026 source; offload to memory when asked for.
5027 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse
5028 floatdisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5030 (floatsisf2_mixed_memory, floatsisf2_sse_memory,
5031 floatsidf2_mixed_memory, floatsidf2_sse_memory
5032 floatdisf2_mixed_memory, floatsisf2_sse_memory,
5033 floatsidf2_mixed_memory, floatsidf2_sse_memory): New.
5035 2007-09-11 Jan Hubicka <jh@suse.cz>
5037 * toplev.c (process_options): all frontends now do unit-at-a-time.
5038 * cgraphunit.c: update comments.
5039 (cgraph_expand_function): call passmanager dirrectly; emit thunks.
5040 * c-decl.c (finish_function): use cgraph_add_new_function.
5041 * function.c (expand_function_end): We are always unit-at-a-time.
5043 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5045 * config/mips/mips.c (mips_set_mips16_mode): Use separate anchor
5046 settings for MIPS16.
5047 (mips_use_anchors_for_symbol_p): Use default_use_anchors_for_symbol_p.
5049 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5051 * config/mips/mips.c (mips_symbol_insns_1): Allow LEAs of
5052 SYMBOL_FORCE_TO_MEM constants.
5053 (mips_rtx_costs): Give a cost of 1 to force_to_mem_operands.
5054 (mips16_rewrite_pool_refs_info): New structure.
5055 (mips16_rewrite_pool_constant): New function, split out from...
5056 (mips16_rewrite_pool_refs): ...here. Take a pointer to a
5057 mips16_rewrite_pool_refs_info structure rather than a pointer
5058 to a constant pool. Force force_to_mem_operands into memory.
5059 (mips16_lay_out_constants): Update call to mips16_rewrite_pool_refs.
5060 * config/mips/predicates.md (force_to_mem_operand): New predicate.
5061 * config/mips/constraints.md (kf): New constraint.
5062 * config/mips/mips.md (*movdi_64bit_mips16): Add a d <- kf alternative.
5063 (*movsi_mips16): Likewise.
5065 2007-09-11 Richard Sandiford <richard@codesourcery.com>
5066 Nigel Stephens <nigel@mips.com>
5067 David Ung <davidu@mips.com>
5069 * config/mips/mips.h (CONSTANT_POOL_COST): Move to...
5070 * config/mips/mips.c: ...here and set to 4 for TARGET_MIPS16.
5071 (mips16_constant_cost, mips_immediate_operand_p, mips_binary_cost)
5072 (mips_fp_mult_cost, mips_fp_div_cost, mips_sign_extend_cost)
5073 (mips_zero_extend_cost): New functions.
5074 (mips_rtx_costs): Treat COMPARE constants as having zero cost.
5075 Use the new functions. Tweak many cost estimates, both here
5076 and in the new subroutines. Return false when the cost of the
5077 operands has not been calculated. Check for *clear_upper32.
5078 Check for floating-point multiply-add, reciprocal and rsqrt
5079 patterns. Handle comparison and rotation codes.
5081 2007-09-11 Danny Smith <dannysmith@users.sourceforge.net>
5083 * config/i386/cygming.h (TARGET_STRIP_NAME_ENCODING): Don't
5085 * config/i386/i386.c (get_dllimport_decl): Don't strip
5088 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5091 * config/dfp-bit.c: Don't skip TFmode conversions; move strto*
5092 declarations to top.
5093 (DFP_TO_BFP): Use for either XFmode or TFmode.
5094 (BFP_TO_DFP): Use for either XFmode or TFmode; always use cast
5096 * config/dfp-bit.h: Include float.h.
5097 (LONG_DOUBLE_HAS_XF_MODE, LONG_DOUBLE_HAS_TF_MODE): Define if long
5098 double is one of these modes, rather than using LIBGCC_HAS_*F_MODE
5099 which doesn't mean the same thing.
5100 (BFP_KIND): Use 4 to mean TFmode.
5101 (BFP_FMT): Specify the number of decimal digits based on the
5102 number of mantissa digits.
5103 (BFP_VIA_TYPE): Binary float type to use as cast for sprintf.
5104 (BFP_TO_DFP, DFP_TO_BFP): Define names for TFmode variants.
5105 (STR_TO_BFP): Use strtold for XFmode or TFmode.
5106 (TFtype): Define if TFmode is supported.
5107 * doc/libgcc.texi (Decimal float library routines): Document
5108 TF conversion functions.
5110 2007-09-10 Chao-ying Fu <fu@mips.com>
5112 * config/mips/mips.c (mips_scalar_mode_supported_p): Declare.
5113 (TARGET_SCALAR_MODE_SUPPORTED_P): Define.
5114 (mips_emit_compare): Process fixed-point modes.
5115 (mips_pad_arg_upward): Support fixed-point types.
5116 (override_options): Allow fixed-point modes in accumulators.
5117 (mips_pass_by_reference): Pass DQ, UDQ, DA, and UDA modes in registers.
5118 (mips_vector_mode_supported_p): Support V2HQmode, V2UHQmode, V2HAmode,
5119 V2UHAmode, V4QQmode, and V4UQQmode when TARGET_DSP.
5120 (mips_scalar_mode_supported_p): New function to accept fixed-point
5121 modes if the width is not greater than two BITS_PER_WORD.
5122 * config/mips/mips.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
5123 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
5124 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
5125 LONG_LONG_ACCUM_TYPE_SIZE): Define.
5126 * config/mips/mips.md ("d"): Update mode attribute for fixed-point
5128 ("IMODE"): New mode attribute.
5129 (mips-fixed.md): Include.
5130 * config/mips/mips-modes.def: Create VECTOR_MODES for FRACT, UFRACT,
5132 * config/mips/mips-fixed.md: New file.
5134 2007-09-11 Ben Elliston <bje@au.ibm.com>
5136 * config/spu/spu.md: Formatting fixes.
5138 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5140 * config/dfp-bit.c (dfp_unary_func): Delete.
5141 (dfp_unary_op): Delete.
5142 (dfp_binary_op): Use decFloat functions instead of decNumber
5143 functions for binary operations.
5144 (d32_binary_op): Convert 32-bit operands to 64 bits for evaluation.
5145 (dnn_binary_op): Call dfp_binary_op with decFloat rather than
5147 (dfp_compare_op): Use decFloat functions insteadof decNumber
5148 functions for comparisons.
5149 (d32_compare_op): Convert 32-bit operands to 64 bits for evaluation.
5150 (dnn_binary_op): Call dfp_compare_op with decFloat rather than
5152 (DFP_ADD, DFP_SUB, DFP_MULTIPLE, DFP_DIVIDE): Use macros for
5153 call to dxx_binary_op and decFloat function.
5154 (DFP_EQ, DFP_NE, DFP_LT, DFP_GT, DFP_LE, DFP_GE): Use macros for
5155 calls to dxx_binary_op and decFloat function.
5156 * config/dfp-bit.h: Include decFloat header files.
5157 (decFloat, DFP_BINARY_OP, DFP_COMPARE_OP, DEC_FLOAT_ADD,
5158 DEC_FLOAT_SUBTRACT, DEC_FLOAT_MULTIPLY, DEC_FLOAT_DIVIDE,
5159 DEC_FLOAT_COMPARE, DEC_FLOAT_IS_ZERO, DEC_FLOAT_IS_NAN,
5160 DEC_FLOAT_IS_SIGNED: Define for each of 3 operand widths.
5162 2007-09-10 Harsha Jagasia <harsha.jagasia@amd.com>
5163 Jan Sjodin <jan.sjodin@amd.com>
5165 * tree-vect-analyze.c (vect_analyze_operations): Change
5166 comparison of loop iterations with threshold to less than
5167 or equal to instead of less than. Reduce
5168 min_scalar_loop_bound by one.
5169 * tree-vect-transform.c (vect_estimate_min_profitable_iters):
5170 Change prologue and epilogue iterations estimate to vf/2,
5171 when unknown at compile-time. Change versioning guard
5172 cost to taken_branch_cost. If peeling for alignment is
5173 unknown at compile-time, change peel guard costs to one
5174 taken branch and one not-taken branch per peeled loop.
5175 If peeling for alignment is known but number of scalar loop
5176 iterations is unknown at compile-time, change peel guard
5177 costs to one taken branch per peeled loop. Change the cost
5178 model equation to consider vector iterations as the loop
5179 iterations less the prologue and epilogue iterations.
5180 Change outside vector cost check to less than or equal to
5181 zero instead of equal to zero.
5182 (vect_do_peeling_for_loop_bound): Reduce
5183 min_scalar_loop_bound by one.
5184 * tree-vectorizer.h: Add TARG_COND_TAKEN_BRANCH_COST and
5185 TARG_COND_NOT_TAKEN_BRANCH_COST.
5186 * config/i386/i386.h (processor_costs): Add
5187 scalar_stmt_cost, scalar_load_cost, scalar_store_cost,
5188 vec_stmt_cost, vec_to_scalar_cost, scalar_to_vec_cost,
5189 vec_align_load_cost, vect_unalign_load_cost,
5190 vec_store_cost, cond_taken_branch_cost,
5191 cond_not_taken_branch_cost.
5192 Define macros for x86 costs.
5193 * config/i386/i386.c:
5194 (size_cost): Set scalar_stmt_cost, scalar_load_cost,
5195 scalar_store_cost, vec_stmt_cost, vec_to_scalar_cost,
5196 scalar_to_vec_cost, vec_align_load_cost,
5197 vect_unalign_load_cost, vec_store_cost,
5198 cond_taken_branch_cost, cond_not_taken_branch_cost to one.
5199 (i386_cost, i486_cost, pentium_cost, pentiumpro_cost,
5200 geode_cost, k6_cost, athlon_cost, pentium4_cost, nocona_cost,
5201 core2_cost, generic64_cost, generic32_cost): Set to default
5203 (k8_cost, amdfam10_cost): Costs for vectorization tuned.
5204 (x86_builtin_vectorization_cost): New.
5206 2007-09-10 Janis Johnson <janis187@us.ibm.com>
5207 Ben Elliston <bje@au.ibm.com>
5209 * dfp.c: Include decimal128Local.h;
5210 (dfp_byte_swap): Remove.
5211 (encode_decimal32, decode_decimal32): Don't handle endianness.
5212 (encode_decimal64, decode_decimal64): Ditto.
5213 (encode_decimal128, decode_decimal128): Ditto.
5214 * config/dfp-bit.c (host_to_ieee32, ieee_to_host_32): Ditto.
5216 (host_to_ieee_64, ieee_to_host_64): Don't handle endianness.
5218 (host_to_ieee_128, ieee_to_host_128): Don't handle endianness.
5219 * Makefile.in (DECNUM_H): Add decimal128Local.h.
5221 2007-09-10 David Daney <ddaney@avtrex.com>
5223 * config/mips/mips.md (UNSPEC_MEMORY_BARRIER): New entry in
5225 (memory_barrier): Rewrote as an insn that clobbers memory.
5227 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5229 * config/mips/mips.c (mips_global_pointer): Check
5230 call_really_used_regs instead of call_used_regs.
5231 (mips_save_reg_p): Likewise. Save all call-saved registers
5232 if current_function_saves_all_registers. Fix indentation.
5233 No longer treat $18 as a special case.
5234 (compute_frame_size): Guard FPR loop with TARGET_HARD_FLOAT.
5236 2007-09-10 Richard Sandiford <richard@codesourcery.com>
5238 * config/mips/mips.h (MIPS_ARCH_FLOAT_SPEC): New macro.
5239 * config/mips/mips.c (mips_cpu_info_table): Mention it in the
5240 the introductory comment.
5241 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5242 (override_options): Don't test for it.
5243 * config/mips/sde.h (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Delete.
5244 (DRIVER_SELF_SPECS): Add MIPS_ARCH_FLOAT_SPEC.
5245 * config/mips/vr.h: As for config/mips/sde.h.
5247 2007-09-10 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
5248 Revital Eres <eres@il.ibm.com>
5250 * target.h (struct gcc_target.sched): New field: sms_res_mii.
5251 (struct ddg): Define.
5252 * target-def.h (TARGET_SCHED_SMS_RES_MII): Define.
5253 (TARGET_SCHED): Add TARGET_SCHED_SMS_RES_MII.
5254 * config/spu/spu.c: Include ddg.h.
5255 (TARGET_SCHED_SMS_RES_MII): Define.
5256 (spu_sms_res_mii): New function to calculate mii.
5257 * modulo-sched (res_MII): Use it.
5258 * doc/tm.texi: Document TARGET_SCHED_SMS_RES_MII.
5260 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5262 * config/s390/s390.c (s390_dump_pool): Create copy of constant
5263 pool entries since they might hold values that must not be shared.
5265 2007-09-10 Uros Bizjak <ubizjak@gmail.com>
5268 * config/i386/sse.md (ashr<mode>3): Change op2 mode to SImode.
5269 Use 'N' operand constraint for op2.
5270 (lshr<mode>3): Ditto.
5271 (ashl<mode>3): Ditto.
5272 (vec_shl_<mode>): Use const_0_to_255_mul_8_operand predicate for op2.
5273 (vec_shr_<mode>): Ditto.
5274 * config/i386/i386.c (ix86_expand_builtin) [IX86_BUILTIN_PSLL?128,
5275 IX86_BUILTIN_PSRA*?128, IX86_BUILTIN_PSRL?128]: Convert op1 to SImode.
5277 2007-09-10 Andreas Krebbel <krebbel1@de.ibm.com>
5279 * config/s390/s390.md ("fixuns_trunc<BFP:mode><GPR:mode>2"):
5280 Change mode macro in the last real_2expN parameter to uppercase.
5282 2007-09-10 Michael Matz <matz@suse.de>
5284 * tree-pass.h (pass_cselim): Declare new pass.
5285 * passes.c (init_optimization_passes): Link in pass_cselim.
5286 * tree-ssa-phiopt.c (tree_ssa_phiopt_worker): Renamed from
5287 tree_ssa_phiopt; add do_store_elim parameter, handle it by calling
5288 cond_store_replacement.
5289 (condstoretemp): New static variable.
5290 (cond_store_replacement): New function.
5291 (tree_ssa_phiopt, tree_ssa_cs_elim): New wrappers around
5292 tree_ssa_phiopt_worker.
5293 (struct name_to_bb): New.
5294 (get_non_trapping, name_to_bb_hash, name_to_bb_eq, add_or_mark_expr,
5295 nt_init_block, nt_fini_block): New static functions.
5296 (seen_ssa_names, nontrap_set): New static variables.
5297 (gate_cselim, pass_cselim): Define new pass.
5298 * common.opt (ftree-cselim): New flag.
5299 * toplev.c (process_options): Set flag_tree_cselim if required.
5301 2007-09-10 Hans-Peter Nilsson <hp@axis.com>
5303 * simplify-rtx.c (simplify_relational_operation_1): For recent
5304 canonicalization, don't recurse if op1 equals both PLUS arguments.
5306 2007-09-09 David Daney <ddaney@avtrex.com>
5308 * optabs.c (expand_sync_operation): Use plus insn if minus
5310 (expand_sync_fetch_operation): Ditto.
5312 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5314 * i386.md (*floatsisf2_mixed_vector): Use cvtdq2ps instead
5316 (*floatsisf2_sse_vector): Likewise.
5318 2007-09-09 Krister Walfridsson <cato@df.lth.se>
5320 * config/netbsd.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
5322 2007-09-09 H.J. Lu <hongjiu.lu@intel.com>
5324 * config/i386/i386.h (ix86_tune_indices): Rename
5325 X86_USE_VECTOR_CONVERTS to X86_TUNE_USE_VECTOR_CONVERTS.
5326 (TARGET_USE_VECTOR_CONVERTS): Updated.
5327 * config/i386/i386.c: Likewise.
5329 2007-09-09 Sandra Loosemore <sandra@codesourcery.com>
5330 Nigel Stephens <nigel@mips.com>
5332 * doc/invoke.texi (Overall Options): Add .sx file extension
5333 as a synonym for .S.
5334 * cppspec.c (known_suffixes): Likewise.
5335 * gcc.c (default_compilers): Likewise.
5337 2007-09-09 Rask Ingemann Lambertsen <rask@sygehus.dk>
5340 * config/i386/i386.h (CANONICALIZE_COMPARISON): Delete.
5341 * simplify-rtx.c (simplify_relational_operation_1): Add the
5342 canonicalization from i386.h.
5343 * doc/md.texi (Canonicalization of Instructions): Document it.
5345 2007-09-09 Jan Hubicka <jh@suse.cz>
5346 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
5348 * i386.h (ix86_tune_indices): Add X86_USE_VECTOR_CONVERTS.
5349 (TARGET_USE_VECTOR_CONVERTS): New.
5350 * i386.md: New post-reload splitters for converting SF to DF and DF to
5352 (floatsi* expander): Special case vector conversions.
5353 (floatsisf2_mixed_vector, floatsisf2_sse_vector_nointernunit,
5354 floatsisf2_sse_vector_internunit, floatsisf2_sse_vector,
5355 floatsidf2_mixed_vector, floatsidf2_sse_vector): New.
5356 (floatsisf2_mixed, floatsisf2_sse, floatsidf2_mixed, floatsidf2_sse):
5357 Disable when doing vector converts.
5358 (floatsi<mode>2_i387): Disable when
5359 * sse.md (vec_dupv2df): Export.
5360 * i386.c (ix86_tune_features): Enable SSE conversions.
5362 2007-09-09 Richard Guenther <rguenther@suse.de>
5364 * tree-ssa-operands.c (add_virtual_operand): Only mark
5365 stores as has_volatile_ops if alias information is not available.
5367 2007-09-09 Revital Eres <eres@il.ibm.com>
5369 * doc/contrib.texi: Add myself.
5371 2007-09-09 Ira Rosen <irar@il.ibm.com>
5373 * tree-vectorizer.h (stmt_vinfo_set_inside_of_loop_cost,
5374 stmt_vinfo_set_outside_of_loop_cost): New functions.
5375 * tree-vect-transform.c (vect_get_cost_fields): Remove.
5376 (vect_model_simple_cost): Call
5377 stmt_vinfo_set_inside/outside_of_loop_cost to set the relevant cost
5378 field instead of calling vect_get_cost_fields.
5379 (vect_model_store_cost, vect_model_load_cost): Likewise.
5381 2007-09-09 Revital Eres <eres@il.ibm.com>
5383 * config/rs6000/rs6000.c (paired_init_builtins): Add const
5384 declaration to bdesc_paired_preds variable.
5385 (paired_expand_builtin): Likewise.
5387 2007-09-09 Revital Eres <eres@il.ibm.com>
5389 * dbgcnt.def (sms_sched_loop): New counter.
5390 * modulo-sched.c: Use sms_sched_loop instead of
5391 MAX_SMS_LOOP_NUMBER to determine the maximum number of loops to
5392 perform swing modulo scheduling on. Include dbgcnt.h.
5393 * Makefile.in: Add DBGCNT_H to modulo-sched.o.
5394 * params.def: Remove PARAM_MAX_SMS_LOOP_NUMBER.
5396 2007-09-09 Uros Bizjak <ubizjak@gmail.com>
5398 * config/i386/i386.md (X87MODEF12, SSEMODEF): Remove mode iterators.
5399 Substitute all uses with ...
5400 (MODEF): New mode iterator.
5402 (fix_trunc<mode>_fisttp_i387_1): Remove operand constraints
5403 from pre-regalloc define_insn_and_split splitter pattern.
5404 (*fix_trunc<mode>_i387_1): Ditto.
5405 (*fistdi2_1): Ditto.
5406 (*fist<mode>2_1): Ditto.
5407 (frndintxf2_floor): Ditto.
5408 (*fist<mode>2_floor_1): Ditto.
5409 (frndintxf2_ceil): Ditto.
5410 (*fist<mode>2_ceil_1): Ditto.
5411 (frndintxf2_trunc): Ditto.
5412 (frndintxf2_mask_pm): Ditto.
5414 (prologue): Use (const_int 0) as never generated filler insn.
5416 (sibcall_epilogue): Ditto.
5417 (eh_return_si): Ditto.
5418 (eh_return_di): Ditto.
5420 (add<mode>3): Rename from adddf3 and addsf3. Macroize expander
5421 using MODEF mode iterator.
5422 (sub<mode>3): Rename from subdf3 and subsf3. Macroize expander
5423 using MODEF mode iterator.
5424 (mul<mode>3): Rename from muldf3 and mulsf3. Macroize expander
5425 using MODEF mode iterator.
5426 (nearbyint<mode>2): Rename from nearbyintdf2 and nearbyintsf2.
5427 Macroize expander using MODEF mode iterator.
5429 (zero_extendsidi2): Remove operand constraints from expander.
5430 (smuldi3_highpart): Ditto.
5431 (indirect_jump): Ditto.
5434 * config/i386/sse.md (storentv4sf): Ditto.
5435 (storentv2df): Ditto.
5436 (storentv2di): Ditto.
5438 (sse2_cvtpd2ps): Ditto.
5439 (vec_interleave_highv16qi): Ditto.
5440 (vec_interleave_lowv16qi): Ditto.
5441 (vec_interleave_highv8hi): Ditto.
5442 (vec_interleave_lowv8hi): Ditto.
5443 (vec_interleave_highv4si): Ditto.
5444 (vec_interleave_lowv4si): Ditto.
5445 (vec_interleave_highv2di): Ditto.
5446 (vec_interleave_lowv2di): Ditto.
5447 (sse2_maskmovdqu): Ditto.
5448 * config/i386/mmx.md (mmx_maskmovq): Ditto.
5450 2007-09-09 Ira Rosen <irar@il.ibm.com>
5452 * tree-vectorizer.h (enum vect_def_type): Start enumeration from 1.
5453 (struct _slp_tree, struct _slp_instance): Define new data structures
5454 along macros for their access.
5455 (struct _loop_vec_info): Define new fields: strided_stores,
5456 slp_instances, and slp_unrolling_factor along macros for their access.
5457 (enum slp_vect_type): New.
5458 (struct _stmt_vec_info): Define new field, slp_type, and macros for
5460 (STMT_VINFO_STRIDED_ACCESS): New macro.
5461 (vect_free_slp_tree): Declare.
5462 (vectorizable_load): Add an argument of type slp_tree.
5463 (vectorizable_store, vectorizable_operation, vectorizable_conversion,
5464 vectorizable_assignment): Likewise.
5465 (vect_model_simple_cost, vect_model_store_cost, vect_model_load_cost):
5466 Declare (make extern).
5467 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
5468 (new_loop_vec_info): Likewise.
5469 (destroy_loop_vec_info): Free memory allocated for SLP structures.
5470 * tree-vect-analyze.c: Include recog.h.
5471 (vect_update_slp_costs_according_to_vf): New.
5472 (vect_analyze_operations): Add argument for calls to vectorizable_ ()
5473 functions. For not pure SLP stmts with strided access check that the
5474 group size is power of 2. Update the vectorization factor according to
5475 SLP. Call vect_update_slp_costs_according_to_vf.
5476 (vect_analyze_group_access): New.
5477 (vect_analyze_data_ref_access): Call vect_analyze_group_access.
5478 (vect_free_slp_tree): New functions.
5479 (vect_get_and_check_slp_defs, vect_build_slp_tree, vect_print_slp_tree,
5480 vect_mark_slp_stmts, vect_analyze_slp_instance, vect_analyze_slp,
5481 vect_make_slp_decision, vect_detect_hybrid_slp_stmts,
5482 vect_detect_hybrid_slp): Likewise.
5483 (vect_analyze_loop): Call vect_analyze_slp, vect_make_slp_decision
5484 and vect_detect_hybrid_slp.
5485 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Take
5486 SLP costs into account.
5487 (vect_get_cost_fields): New function.
5488 (vect_model_simple_cost): Make extern, add SLP parameter and handle
5490 (vect_model_store_cost, vect_model_load_cost): Likewise.
5491 (vect_get_constant_vectors): New function.
5492 (vect_get_slp_vect_defs, vect_get_slp_defs,
5493 vect_get_vec_defs_for_stmt_copy, vect_get_vec_defs_for_stmt_copy,
5494 vect_get_vec_defs): Likewise.
5495 (vectorizable_reduction): Don't handle SLP for now.
5496 (vectorizable_call): Don't handle SLP for now. Add argument to
5497 vect_model_simple_cost.
5498 (vectorizable_conversion): Handle SLP (call vect_get_vec_defs to
5499 get SLPed and vectorized defs). Fix indentation and spacing.
5500 (vectorizable_assignment): Handle SLP.
5501 (vectorizable_induction): Don't handle SLP for now.
5502 (vectorizable_operation): Likewise.
5503 (vectorizable_type_demotion): Add argument to
5504 vect_model_simple_cost.
5505 (vectorizable_type_promotion): Likewise.
5506 (vectorizable_store, vectorizable_load): Handle SLP.
5507 (vectorizable_condition): Don't handle SLP for now.
5508 (vect_transform_stmt): Add a new argument for SLP. Check that there is
5509 no SLP transformation required for unsupported cases. Add SLP
5510 argument for supported cases.
5511 (vect_remove_stores): New function.
5512 (vect_schedule_slp_instance, vect_schedule_slp): Likewise.
5513 (vect_transform_loop): Schedule SLP instances.
5514 * Makefile.in: (tree-vect-analyze.o): Depend on recog.h.
5516 2007-09-09 Andrew Haley <aph@redhat.com>
5518 * optabs.c (sign_expand_binop): Set libcall_gen = NULL in the fake
5521 2007-09-09 Hans-Peter Nilsson <hp@axis.com>
5523 Divide REG_LABEL notes into REG_LABEL_OPERAND and REG_LABEL_TARGET.
5524 * doc/rtl.texi (Insns): Specify when a label_ref makes a jump_insn.
5525 Similar for what label_refs can go in the JUMP_TARGET field. Split
5526 REG_LABEL documentation into REG_LABEL_TARGET and REG_LABEL_OPERAND.
5527 * reload.c (find_reloads): Generate REG_LABEL_OPERAND, not
5528 REG_LABEL when replacing an operand with a LABEL_REF for a
5530 (subst_reloads): When replacing a LABEL_REG with a register,
5531 instead of generating a REG_LABEL note, assert that there already
5532 is one or that the label is a known target for the insn.
5533 * rtlanal.c (computed_jump_p): Instead of looking for a REG_LABEL
5534 note, check the JUMP_LABEL field. Remove "else" after return.
5535 * reorg.c (emit_delay_sequence): Replace case for REG_LABEL with
5536 cases for REG_LABEL_OPERAND and REG_LABEL_TARGET.
5537 (fill_slots_from_thread): Handle both REG_LABEL_OPERAND and
5538 REG_LABEL_TARGET notes, including the JUMP_TARGET field on JUMP_P
5539 insns. Iterate over all notes; don't assume there's only one.
5540 * cse.c (recorded_label_ref): Adjust comment to refer to
5542 (cse_extended_basic_block): Do LABEL_REF check for all INSN_P
5543 insns, not just NONJUMP_INSN_P.
5544 (check_for_label_ref): For JUMP_P insns, check that the LABEL_REF
5545 isn't a jump target.
5546 * jump.c (rebuild_jump_labels): Adjust head comment.
5547 (init_label_info): Ditto. Remove REG_LABEL_OPERAND notes only;
5548 don't reset REG_LABEL_TARGET notes, including the JUMP_LABEL field.
5549 (mark_all_labels): For JUMP_P insns without a target, check if the
5550 the target is noted on the previous nonjump insn.
5551 (mark_jump_label_1): New function, guts from mark_jump_label.
5552 <case IF_THEN_ELSE>: Handle first operand as a non-target when
5553 marking jump target labels.
5554 <case LABEL_REF>: Adjust for whether to generate a
5555 REG_LABEL_TARGET or a REG_LABEL_OPERAND note.
5556 For 'E' format rtl, iterate in descending element order.
5557 (delete_related_insns): Handle both REG_LABEL_TARGET and
5558 REG_LABEL_OPERAND notes. For JUMP_P insns with labels with zero
5559 reference count, delete and fallthrough. Move finding-next-
5560 non-deleted insn last in the function. Look at all INSN_P insns
5561 for REG_LABEL_OPERAND notes.
5562 (redirect_jump_2): Assert that OLABEL equals the old JUMP_LABEL of
5564 * print-rtl.c (print_rtx): For JUMP_P insns and a non-NULL
5565 JUMP_LABEL, output the INSN_UID of it.
5566 * gcse.c: Adjust comments as appropriate to say REG_LABEL_OPERAND
5567 and/or REG_LABEL_TARGET.
5568 (add_label_notes): Only add REG_LABEL_OPERAND notes. Put in line
5569 with jump.c copy by only adding notes for labels actually
5570 referenced in the insn.
5571 * emit-rtl.c (try_split): Don't assume only NONJUMP_INSN_P need
5572 usage count increment; handle all INSN_P trial insns.
5573 (emit_copy_of_insn_after): Change to not copy REG_LABEL_OPERAND
5575 * rtl.h (struct rtx_def) <volatil>: Adjust to mention
5576 REG_LABEL_TARGET and REG_LABEL_OPERAND.
5577 (LABEL_REF_NONLOCAL_P): Allow REG_LABEL_TARGET and
5579 * combine.c (distribute_notes): Adjust for REG_LABEL_TARGET on
5580 JUMP_P insns and REG_LABEL_OPERAND everywhere.
5581 * sched-rgn.c (is_cfg_nonregular): Check for REG_LABEL_OPERANDS
5582 on all INSN_P insns.
5583 * reg-notes.def (LABEL_TARGET, LABEL_OPERAND): Split from LABEL.
5584 * cfgrtl.c (delete_insn): Adjust to handle REG_LABEL_TARGET and
5585 REG_LABEL_OPERAND notes.
5586 * reload1.c (calculate_needs_all_insns): Adjust comments.
5587 (set_label_offsets): Adjust to look for REG_LABEL_OPERAND notes.
5588 * config/alpha/alpha.md (split for load of an address into a
5589 four-insn sequence on Unicos/Mk): Adjust to use
5591 * config/sh/sh.md (sh_reorg, final_prescan_insn): Ditto.
5593 2007-09-09 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5596 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5597 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5598 FOR_BB_INSNS_SAFE instead of for loop.
5599 * cse.c (cse_extended_basic_block): Likewise.
5600 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5601 that the for loop does not invoke NEXT_INSN on a deleted insn.
5602 * function.c (instantiate_virtual_regs): Likewise.
5603 * lower-subreg.c (remove_retval_note): Likewise.
5604 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5606 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5608 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5609 insn, if it's a jump.
5610 (try_redirect_by_replacing_jump): New variable jump_p. Call
5611 tablejump_p before delete_insn_chain.
5612 * reload1.c (reload): New variable next. Make sure that the for
5613 loop does not invoke NEXT_INSN on a deleted insn.
5614 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5615 (delete_output_reload): New variable prev. Make sure the the for
5616 loops do not invoke PREV_INSN on a deleted insn.
5618 2007-09-08 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5620 * pa/constraints.md: Remove 'X' from unused letters comment.
5622 2007-09-08 Richard Guenther <rguenther@suse.de>
5624 * tree-tailcall.c (find_tail_calls): If we don't have aliases
5625 computed check stmt_ann->references_memory instead of counting
5628 2007-09-08 Segher Boessenkool <segher@kernel.crashing.org>
5630 * cse.c (fold_rtx): Use validate_unshare_change() instead of
5631 validate_change() in one more case.
5633 2007-09-08 Zdenek Dvorak <ook@ucw.cz>
5635 PR tree-optimization/32283
5636 * tree-ssa-loop-ivopts.c (may_eliminate_iv): Use
5637 estimated_loop_iterations.
5638 (determine_use_iv_cost_condition): Decrease cost of expressions
5639 used in iv elimination.
5641 2007-09-08 Richard Guenther <rguenther@suse.de>
5643 * tree-cfg.c (verify_gimple_expr): Avoid building new
5644 pointer types, use TYPE_POINTER_TO if available instead.
5646 2007-09-08 Uros Bizjak <ubizjak@gmail.com>
5649 PR rtl-optimization/26449
5650 * config/i386/sse.md (mulv4si3): Do not expand sse2 sequence.
5651 (*sse2_mulv4si3): New define_insn_and_split pattern. Split insn in
5653 (mulv16qi3): Implement as define_insn_and_split pattern instead of
5654 define_expand. Split insn in split1 pass.
5657 2007-09-08 Dorit Nuzman <dorit@il.ibm.com>
5659 PR tree-optimization/33301
5660 * tree-vect-analyze (analyze_operations): Look at the type of the rhs
5663 2007-09-07 Zdenek Dvorak <ook@ucw.cz>
5665 PR tree-optimization/32183
5666 * Makefile.in (tree-ssa-reassoc.o): Also depend on $(CFGLOOP_H).
5668 * tree-ssa-reassoc.c: Include cfgloop.h.
5669 (is_reassociable_op): Add a loop argument and return true only
5671 (linearize_expr): Updated.
5672 (should_break_up_subtract): Likewise.
5673 (linearize_expr_tree): Likewise.
5674 (init_reassoc): Call loop_optimizer_init with
5675 AVOID_CFG_MODIFICATIONS. Remove calculate_dominance_info call
5676 with CDI_DOMINATORS.
5677 (fini_reassoc): Call loop_optimizer_finalize.
5679 2007-09-07 Sterling Augustine <sterling@tensilica.com>
5681 * config/xtensa/lib2funcs.S (__xtensa_sync_caches): Use an ISYNC even
5682 if there is no i-cache.
5684 2007-09-07 Richard Guenther <rguenther@suse.de>
5687 2007-09-06 Richard Guenther <rguenther@suse.de>
5689 PR tree-optimization/32586
5690 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5691 folding if nothing changed.
5692 (simplify_unary_expression): New function. Do tree combining
5693 on conversion like codes.
5694 (try_to_simplify): Call it.
5696 2007-09-07 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
5699 * gthr-posix.h (__gthread_active_p): Add implementation for hppa-hpux.
5700 (__gthread_active,__gthread_start, __gthread_active_init): New.
5701 * gthr-posix95.h: Likewise.
5703 2007-09-07 Roman Zippel <zippel@linux-m68k.org>
5705 * function.h (struct function): Rename calls_unwind_init
5706 to saves_all_registers.
5707 (current_function_saves_all_registers): Renamed from
5708 current_function_calls_unwind_init.
5709 * reload1.c (reload): Set current_function_saves_all_registers.
5710 * except.c (expand_builtin_unwind_init): Likewise.
5711 * config/m68k/m68k.c (m68k_save_reg): Use
5712 current_function_saves_all_registers to save pic register.
5714 2007-09-07 Janis Johnson <janis187@us.ibm.com>
5716 config/m68k/m68k.c (floating_exact_log2): Update call to real_2expN.
5717 config/s390/s390.md (fixuns_trunc<BFP:mode><GPR:mode>2): Ditto.
5719 Reapply reverted changes:
5721 2007-09-06 Jan Hubicka <jh@suse.cz>
5723 * config/i386.c (ix86_expand_lround, ix86_expand_round): Update call
5726 2007-09-06 Richard Sandiford <richard@codesourcery.com>
5728 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
5729 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
5731 2007-09-05 Janis Johnson <janis187@us.ibm.com>
5733 * optabs.c (expand_float): Convert unsigned integer as signed only
5734 if it provides sufficient accuracy; add mode argument to real_2expN.
5735 (expand_fix): Fix comment typos; extend binary float into mode
5736 wider than destination for converion to unsigned integer; add mode
5737 argument to real_2expN.
5738 * real.c (real_2expN): Add mode argument to special-case decimal
5740 * real.h (real_2expN): Ditto.
5741 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
5743 (fixed_from_string): Ditto.
5744 (fixed_to_decimal): Ditto.
5745 (fixed_convert_from_real): Ditto.
5746 (real_convert_from_fixed): Ditto.
5747 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
5748 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
5749 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
5750 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
5752 2007-09-07 Diego Novillo <dnovillo@google.com>
5754 * tree-flow.h (const_block_stmt_iterator): Remove.
5755 Update all users to use block_stmt_iterator.
5756 * tree-iterator.h (const_tree_stmt_iterator): Remove.
5757 Update all users to use tree_stmt_iterator.
5759 2007-09-07 Sandra Loosemore <sandra@codesourcery.com>
5761 * config/mips/mips.c (mips_set_current_function): Temporarily
5762 make this a no-op to fix bootstrap errors, pending rewrite.
5764 2007-09-07 Jan Hubicka <jh@suse.cz>
5766 * reorg.c (dbr_schedule): Move code removing placeholder USEs later
5769 2007-09-07 Dorit Nuzman <dorit@il.ibm.com>
5771 PR tree-optimization/33299
5772 * tree-vect-transform.c (vect_create_epilog_for_reduction): Update
5773 uses for all relevant loop-exit phis, not just the first.
5775 2007-09-07 Richard Guenther <rguenther@suse.de>
5778 * tree-ssa-operands.c (access_can_touch_variable): An access
5779 of the form (*p)[0] can touch a variable of same size.
5781 2007-09-07 Jan Hubicka <jh@suse.cz>
5783 * passes.c (init_optimization_passes): Add simple dce and addressable
5785 * tree-ssa.c (execute_update_addresses_taken): New function.
5786 (pass_update_address_taken): New.
5787 * tree-ssa-dse.c (execute_simple_dse): New function.
5788 (pass_simple_dse): New.
5789 * tree-pass.h (pass_simple_dse, pass_update_address_taken): Declare.
5791 2007-09-07 Tobias Burnus <burnus@net-b.de>
5794 * doc/invoke.texi: Fix -Wstrict-overflow= table.
5796 2007-09-07 Richard Guenther <rguenther@suse.de>
5799 2007-09-06 Richard Guenther <rguenther@suse.de>
5801 PR tree-optimization/32586
5802 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
5803 folding if nothing changed.
5804 (simplify_unary_expression): New function. Do tree combining
5805 on conversion like codes.
5806 (try_to_simplify): Call it.
5808 2007-09-07 Richard Guenther <rguenther@suse.de>
5809 Uros Bizjak <ubizjak@gmail.com>
5811 PR tree-optimization/32821
5812 * tree_if_conv.c (combine_blocks): Use alloc_stmt_list instead of
5813 NULL in the call to set_bb_stmt_list.
5815 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5817 * config/mips/mips.c (build_mips16_call_stub): Emit all direct
5818 float calls here, rather than leaving some to the caller.
5819 Use call_internal_direct and call_value_internal_direct.
5820 * config/mips/mips.md (call_internal_direct): New pattern.
5821 (call_value_internal_direct): Likewise.
5823 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5825 * config/mips/mips.c (mips_base_move_loop_invariants): New variable.
5826 (mips_set_mips16_mode): Restore flag_move_loop_invariants, then set
5828 (override_options): Set mips_base_move_loop_invariants.
5830 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5832 * config/mips/mips.opt (mcode-readable=): Move to keep list
5835 2007-09-07 Richard Sandiford <richard@codesourcery.com>
5837 * doc/invoke.texi: Document the MIPS -mlocal-sdata, -mextern-sdata
5838 and -mgpopt options. Adjust the -G documentation to match.
5839 * config/mips/mips.opt (mextern-data, mgpopt, mlocal-data): New.
5840 * config/mips/mips.c (mips_rtx_constant_in_small_data_p): New
5841 function, split out from mips_classify_symbol. Return false for
5842 !TARGET_LOCAL_SDATA.
5843 (mips_classify_symbol): Call mips_rtx_constant_in_small_data_p.
5844 Only use GP-relative accesses for non-pool symbols if TARGET_GPOPT.
5845 (override_options): Check whether the -mgpopt setting is consistent
5846 with the other flags.
5847 (symbolic_expression_p): Delete.
5848 (mips_select_rtx_section): Use mips_rtx_constant_in_small_data_p
5849 and default_elf_select_rtx_section.
5850 (mips_in_small_data_p): Honor section attributes for MIPS16 too.
5851 Return false for local data unless TARGET_LOCAL_SDATA. Likewise
5852 external data and TARGET_EXTERN_SDATA.
5854 2007-09-07 Tobias Burnus <burnus@net-b.de>
5857 * doc/cpp.texi (Common Predefined Macros): Add __GFORTRAN__.
5859 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5861 * regrename.c (copyprop_hardreg_forward_1): New variable next. Use
5862 FOR_BB_INSNS_SAFE instead of for loop.
5863 * cse.c (cse_extended_basic_block): Likewise.
5864 * postreload.c (reload_cse_regs_1): New variable next. Make sure
5865 that the for loop does not invoke NEXT_INSN on a deleted insn.
5866 * function.c (instantiate_virtual_regs): Likewise.
5867 * lower-subreg.c (remove_retval_note): Likewise.
5868 (decompose_multiword_subregs): Use FOR_BB_INSNS_SAFE instead of
5870 * emit-rtl.c (remove_insn): Set NEXT_INSN and PREV_INSN to NULL on
5872 * cfgrtl.c (delete_insn): Set JUMP_LABEL to NULL on a deleted
5873 insn, if it's a jump.
5874 (try_redirect_by_replacing_jump): New variable jump_p. Call
5875 tablejump_p before delete_insn_chain.
5876 * reload1.c (reload): New variable next. Make sure that the for
5877 loop does not invoke NEXT_INSN on a deleted insn.
5878 (fixup_eh_region_note): Make the loop terminate if i becomes NULL.
5879 (delete_output_reload): New variable prev. Make sure the the for
5880 loops do not invoke PREV_INSN on a deleted insn.
5882 2007-09-06 Zdenek Dvorak <ook@ucw.cz>
5884 * cgraphbuild.c (rebuild_cgraph_edges): Export.
5885 * cgraph.h (rebuild_cgraph_edges): Declare.
5886 * tree-pass.h (pass_expand_omp_ssa): New.
5887 * omp-low.c (find_omp_clause): Export.
5888 (copy_var_decl): Split from omp_copy_decl_2.
5889 (build_omp_barrier): Return the call to emit instead of emitting
5891 (lower_rec_input_clauses, expand_omp_single): Gimplify the result of
5893 (extract_omp_for_data, expand_parallel_call, expand_omp_parallel,
5894 expand_omp_for_generic, expand_omp_for_static_nochunk,
5895 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
5896 Adapted to work on SSA form.
5897 (execute_expand_omp): Do not invalidate dominance information.
5898 (gate_expand_omp): Do not run with -fopenmp-ssa flag.
5899 (gate_expand_omp_ssa, pass_expand_omp_ssa): New.
5900 * gimplify.c (gimplify_omp_for): Ensure that the control variable is
5902 (force_gimple_operand): Allow gimplifying code expressions without
5904 * tree-predcom.c (mark_virtual_ops_for_renaming): Handle phi nodes.
5905 * common.opt (fopenmp-ssa): New.
5906 * tree-flow.h (find_omp_clause, copy_var_decl): Declare.
5907 * Makefile.in (tree-cfg.o): Add TREE_INLINE_H dependency.
5908 * tree-cfg.c: Include tree-inline.h.
5909 (struct move_stmt_d): Replace vars_to_remove by vars_map field.
5910 (replace_by_duplicate_decl, replace_ssa_name,
5911 mark_virtual_ops_in_region): New functions.
5912 (move_stmt_r, move_block_to_fn, move_sese_region_to_fn): Adapted
5913 to work on SSA form.
5914 * passes.c (init_optimization_passes): Add pass_expand_omp_ssa pass.
5915 * tree-ssa-operands.c (get_expr_operands): Handle operands of OMP
5918 2007-09-06 Laurynas Biveinis <laurynas.biveinis@gmail.com>
5920 * tree-loop-linear.c: Include obstack.h.
5921 (linear_transform_loops): New obstack lambda_obstack.
5922 Initialize it, pass it to gcc_loopnest_to_lambda_loopnest,
5923 lambda_loopnest_transform, lambda_loopnest_to_gcc_loopnest calls
5924 and free afterwards.
5925 * lambda.h (struct obstack): New forward declaration.
5926 (lambda_linear_expression_new): New parameter of type struct
5928 (lambda_loopnest_new): Likewise.
5929 (lambda_loopnest_transform): Likewise.
5930 (lambda_body_vector_new): Likewise.
5931 (lambda_body_vector_compute_new): Likewise.
5932 (gcc_loopnest_to_lambda_loopnest): Likewise.
5933 (lambda_loopnest_to_gcc_loopnest): Likewise.
5934 * lambda-code.c: Include obstack.h.
5935 (lambda_lattice_new): New parameter lambda_obstack. Use it for
5937 (lambda_body_vector_new): Likewise.
5938 (lambda_linear_expression_new): Likewise.
5939 (lambda_lattice_new): Likewise.
5940 (lambda_loopnest_new): Likewise. Additionally use obstack to
5941 allocate LN_LOOPS(ret).
5942 (lambda_lattice_compute_base): New parameter lambda_obstack. Pass
5943 it to lambda_lattice_new.
5944 (lambda_body_vector_compute_new): New parameter lambda_obstack.
5945 Pass it to lambda_body_vector_new.
5946 (lambda_lattice_compute_base): New paramater lambda_obstack. Pass
5947 it to lambda_lattice_new.
5948 (compute_nest_using_fourier_motzkin): New parameter lambda_obstack.
5949 Pass it to lambda_loopnest_new, lambda_linear_expression_new.
5950 (lambda_compute_target_space): Likewise.
5951 (lambda_compute_auxillary_space): New parameter lambda_obstack.
5952 Pass it to lambda_lattice_compute_base and
5953 compute_nest_using_fourieer_motzkin.
5954 (lambda_loopnest_transform): New parameter lambda_obstack. Pass
5955 it to lambda_lattice_compute_base, lambda_lattice_auxillary_space
5956 and lambda_lattice_compute_target_space.
5957 (gcc_tree_to_linear_expression): Nex parameter lambda_obstack.
5958 Pass it to lambda_linear_expression_new.
5959 (gcc_loop_to_lambda_loop): New parameter lambda_obstack. Pass it
5960 to gcc_tree_to_linear_expression.
5961 (gcc_loopnest_to_lambda_loopnest): New parameter lambda_obstack.
5962 Pass it to gcc_loop_to_lambda_loop and lambda_loopnest_new.
5963 (lambda_loopnest_to_gcc_loopnest): New parameter lambda_obstack.
5964 Pass it to lambda_body_vector_new and
5965 lambda_body_vector_compute_new.
5966 * Makefile.in (tree-loop-linear.o): Add $(OBSTACK_H) dependency.
5967 (lambda-code.o): Likewise.
5969 2007-09-06 Chao-ying Fu <fu@mips.com>
5971 * ginclude/stdfix.h: New file.
5972 * Makefile.in (USER_H): Add $(srcdir)/ginclude/stdfix.h.
5973 (convert.o): Add dependence on fixed-value.h.
5974 * c-convert.c (convert): Support FIXED_POINT_TYPE.
5975 * c-cppbuiltin.c (builtin_define_fixed_point_constants): New function
5976 to define fixed-point constants.
5977 (c_cpp_builtins): Define fixed-point constants.
5978 * convert.c (fixed-value.h): New include.
5979 (convert_to_real): Update comment to include fixed-point.
5980 Support FIXED_POINT_TYPE.
5981 (convert_to_integer): Update comment to include fixed-point.
5982 Support FIXED_POINT_TYPE.
5983 (convert_to_complex): Support FIXED_POINT_TYPE.
5984 (convert_to_fixed): New function.
5985 * convert.h (convert_to_fixed): Declare.
5986 * genopinit.c: Add comment about $Q for only fixed-point modes.
5987 (optabs): Add fract_optab, fractuns_optab, satfract_optab,
5988 satfractuns_optab, add_optab, ssadd_optab, usadd_optab, sub_optab,
5989 sssub_optab, ussub_optab, smul_optab, ssmul_optab, usmul_optab,
5990 ssmadd_widen_optab, usmadd_widen_optab, ssdiv_optab, udiv_optab,
5991 usdiv_optab, ssashl_optab, usashl_optab, neg_optab, ssneg_optab,
5992 usneg_optab for fixed-point modes.
5993 (gen_insn): Add force_fixed to track the $Q format for all fixed-point
5995 * optabs.c (optab_for_tree_code): For *DIV_EXPR, LSHIFT_EXPR,
5996 PLUS_EXPR, MINUS_EXPR, MULT_EXPR, NEGATE_EXPR, return signed or
5997 unsigned saturation optabs, when type is saturating.
5998 (shift_optab_p): Return true for SS_ASHIFT or US_ASHIFT.
5999 (expand_fixed_convert): New function.
6000 (gen_fixed_libfunc, gen_signed_fixed_libfunc,
6001 gen_unsigned_fixed_libfunc, gen_int_fp_fixed_libfunc,
6002 gen_int_fp_signed_fixed_libfunc, gen_int_fixed_libfunc,
6003 gen_int_signed_fixed_libfunc, gen_int_unsigned_fixed_libfunc,
6004 gen_fract_conv_libfunc, gen_fractuns_conv_libfunc,
6005 gen_satfract_conv_libfunc, gen_satfractuns_conv_libfunc): New
6007 (init_optabs): Initialize ssadd_optab, usadd_optab, sssub_optab,
6008 ussub_optab, ssmul_optab, usmul_optab, ssmadd_widen_optab,
6009 usmadd_widen_optab, ssmsub_widen_optab, usmsub_widen_optab,
6010 ssdiv_optab, usdiv_optab, ssashl_optab, usashl_optab, ssneg_optab,
6011 usneg_optab, fract_optab, fractuns_optab, satfract_optab,
6013 Initialize fixed-point libraries, including add, ssadd, usadd, sub,
6014 sssub, ussub, mul, ssmul, usmul, div, ssdiv, udiv, usdiv, ashl,
6015 ssashl, usashl, ashr, lshr, neg, ssneg, usneg, cmp, fract, satfract,
6016 fractuns, satfractuns.
6017 * optabs.h (enum optab_index): Add OTI_ssadd, OTI_usadd, OTI_sssub,
6018 OTI_ussub, OTI_ssmul, OTI_usmul, OTI_ssdiv, OTI_usdiv, OTI_ssneg,
6019 OTI_usneg, OTI_ssashl, OTI_usashl, OTI_ssmadd_widen, OTI_usmadd_widen,
6020 OTI_ssmsub_widen, OTI_usmsub_widen.
6021 (ssadd_optab, usadd_optab, sssub_optab, ussub_optab, ssmul_optab,
6022 usmul_optab, ssdiv_optab, usdiv_optab, ssneg_optab, usneg_optab,
6023 ssashl_optab, usashl_optab, ssmadd_widen_optab, usmadd_widen_optab,
6024 umsub_widen_optab, usmsub_widen_optab): Define.
6025 (enum convert_optab_index): Add COI_fract, COI_fractuns, COI_satfract,
6027 (fract_optab, fractuns_optab, satfract_optab, satfractuns_optab):
6029 (expand_fixed_convert): Declare.
6030 * expr.c (convert_move): Support the move of fixed-point modes.
6031 (emit_move_insn_1): Handle fixed-point mode to move via integer.
6032 (categorize_ctor_elements_1): Handle FIXED_CST.
6033 (count_type_elements): Handle FIXED_POINT_TYPE.
6034 (expand_expr_real_1): For VECTOR_CST, check MODE_VECTOR_FRACT,
6035 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6037 For PLUS_EXPR and MINUS_EXPR, support saturating and non-saturating
6038 multiply and add/subtract for fixed-point types.
6039 For MULT_EXPR, *DIV_EXPR, *SHIFT_EXPR, if the mode if a fixed-point
6040 mode, we jump to binop directly.
6041 Support FIXED_CONVERT_EXPR.
6042 (do_store_flag): Check FIXED_CST to put a constant second.
6043 (vector_mode_valid_p): Handle MODE_VECTOR_FRACT,
6044 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
6045 (const_vector_from_tree): Support FIXED_CST.
6046 * doc/extend.texi (Fixed-Point): New node.
6047 * doc/md.texi (ssadd, usadd, sssub, ussub, ssmul, usmul, ssdiv, usdiv,
6048 ssmadd, usmadd, ssmsub, usmsub, ssashl, usashl, ssneg, usneg, fract,
6049 satfract, fractuns, satfractuns): Document them.
6051 2007-09-07 Bernd Schmidt <bernd.schmidt@analog.com>
6053 * config/bfin/bfin.h (PREFERRED_RELOAD_CLASS): Don't reload autoinc
6054 addresses into I registers.
6056 2007-09-06 Jan Hubicka <jh@suse.cz>
6057 Andreas Tobler <a.tobler@schweiz.org>
6059 * config/darwin.c (machopic_indirect_data_reference): Avoid invalid
6061 (machopic_legitimize_pic_address): Likewise.
6063 2007-09-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
6064 Jan Hubicka <jh@suse.cz>
6066 * config/spu/spu.md (floatsidf2): Use convert_optab_libfunc
6067 instead of ufloat_optab->handlers directly.
6068 (floatdidf2): Likewise.
6070 2007-09-06 Sandra Loosemore <sandra@codesourcery.com>
6072 * config/mips/mips.c: Include diagnostic.h.
6073 (mips_set_current_function): Check errorcount and sorrycount
6074 before generating RTL.
6076 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6079 * config/mips/mips.c (mips_classify_symbolic_expression): New function.
6080 (mips_classify_address): Use it instead of mips_symbolic_constant_p.
6081 (print_operand_reloc): Likewise.
6083 2007-09-06 Janis Johnson <janis187@us.ibm.com>
6087 2007-09-06 Jan Hubicka <jh@suse.cz>
6089 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6092 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6094 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6095 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6097 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6099 * optabs.c (expand_float): Convert unsigned integer as signed only
6100 if it provides sufficient accuracy; add mode argument to real_2expN.
6101 (expand_fix): Fix comment typos; extend binary float into mode
6102 wider than destination for converion to unsigned integer; add mode
6103 argument to real_2expN.
6104 * real.c (real_2expN): Add mode argument to special-case decimal
6106 * real.h (real_2expN): Ditto.
6107 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6109 (fixed_from_string): Ditto.
6110 (fixed_to_decimal): Ditto.
6111 (fixed_convert_from_real): Ditto.
6112 (real_convert_from_fixed): Ditto.
6113 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6114 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6115 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6116 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6118 2007-09-06 Tom Tromey <tromey@redhat.com>
6120 * tree-cfg.c (remove_bb): Only warn if line is non-zero.
6121 * c-pch.c (c_common_read_pch): Restore current location after
6123 * tree.c (expand_location): Update.
6124 (expr_filename): Changed return type. Unified the two cases.
6125 (expr_lineno): Likewise.
6126 (annotate_with_file_line): Don't use EXPR_LINENO and EXPR_FILENAME
6128 * toplev.c (line_table): Changed type.
6129 (general_init): Update.
6130 (realloc_for_line_map): New function.
6131 (general_init): Allocate line_table using GC.
6132 * fix-header.c (line_table): Changed type.
6133 (read_scan_file): Update.
6134 (read_scan_file): Update.
6135 * c-ppoutput.c (maybe_print_line): Update.
6136 (print_line): Update.
6137 (cb_line_change): Update.
6138 (cb_define): Update.
6139 (pp_file_change): Update.
6140 * c-opts.c (c_common_init_options): Update.
6141 (finish_options): Update.
6142 (push_command_line_include): Update.
6143 * c-lex.c (cb_line_change): Update.
6144 (cb_def_pragma): Update.
6145 (cb_define): Update.
6147 (c_lex_with_flags): Use cpp_get_token_with_location.
6148 * input.h (line_table): Changed type.
6149 (location_from_locus): New macro.
6150 * tree.h (EXPR_FILENAME): No longer an lvalue.
6151 (EXPR_LINENO): Likewise.
6152 (expr_locus, set_expr_locus): Declare separately for
6153 USE_MAPPED_LOCATION.
6154 (expr_filename, expr_lineno): Changed return type.
6155 * gimplify.c (tree_to_gimple_tuple): Use SET_EXPR_LOCUS.
6156 * cfgexpand.c (expand_gimple_cond_expr): Use location_from_locus.
6157 (expand_gimple_basic_block): Likewise.
6158 * final.c (final_scan_insn): Use expanded_location.
6160 2007-09-06 Richard Guenther <rguenther@suse.de>
6162 PR tree-optimization/32586
6163 * tree-ssa-sccvn.c (simplify_binary_expression): Avoid
6164 folding if nothing changed.
6165 (simplify_unary_expression): New function. Do tree combining
6166 on conversion like codes.
6167 (try_to_simplify): Call it.
6168 * builtins.c (fold_builtin_cexp): Fold the built expressions.
6169 * fold-const.c (fold_unary): Test result of get_callee_fndecl().
6171 2007-09-06 Jan Hubicka <jh@suse.cz>
6174 * cse.c (fold_rtx): Avoid invalid sharing.
6176 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6178 * config/mips/mips.md (fixuns_truncdfsi2, fixuns_truncdfdi2)
6179 (fixuns_truncsfsi2, fixuns_truncsfdi2): Update calls to real_2expN.
6181 2007-09-06 Revital Eres <eres@il.ibm.com>
6183 * config/rs6000/rs6000.c (rs6000_legitimate_offset_address_p):
6184 Fix offsettable memory reference for 750CL.
6186 2007-09-06 Pat Haugen <pthaugen@us.ibm.com>
6188 * reload.c (find_reloads_address_1): Try to preserve original
6189 base/index regclass of operands.
6190 * regrename.c (scan_rtx_address): Likewise.
6191 (replace_oldest_value_addr): Likewise.
6193 2007-09-06 Richard Guenther <rguenther@suse.de>
6195 PR tree-optimization/33302
6196 * domwalk.c (walk_dominator_tree): The exit block is
6197 interesting even if it is not reachable.
6199 2007-09-06 Richard Sandiford <richard@codesourcery.com>
6202 * optabs.c (avoid_expensive_constant): Do nothing if MODE is VOIDmode.
6204 2007-09-06 Basile Starynkevitch <basile@starynkevitch.net>
6206 * cfg.c (dump_bb_info, dump_edge_info): Added cfun test for
6209 2007-09-05 Ian Lance Taylor <iant@google.com>
6211 * tree-pretty-print.c (dump_decl_name): Cast LABEL_DECL_UID to int
6213 (dump_generic_node): Likewise.
6214 * print-rtl.c (print_decl_name): Likewise.
6215 * print-tree.c (print_node_brief): Likewise.
6216 (print_node): Likewise.
6217 * Makefile.in (RTL_BASE_H): Add alias.h.
6220 2007-09-06 Jesper Nilsson <jesper.nilsson@axis.com>
6222 * longlong.h [__CRIS_arch_version >= 8] (count_trailing_zeros):
6224 * config/cris/cris.md (ctzsi2, cris_swap_bits): Implemented.
6225 * config/cris/cris.h (CTZ_DEFINED_VALUE_AT_ZERO): Defined.
6227 2007-09-06 Jie Zhang <jie.zhang@analog.com>
6229 * config.gcc (tm_file): Add linux.h for bfin*-uclinux*.
6230 (tm_defines): Define UCLIBC_DEFAULT to 1.
6231 (extra_options): Add linux.opt.
6232 * config/bfin/linux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6233 (CRT_CALL_STATIC_FUNCTION): Likewise.
6234 (NO_IMPLICIT_EXTERN_C): Likewise.
6235 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6236 * config/bfin/elf.h (OBJECT_FORMAT_ELF): Don't define.
6237 * config/bfin/uclinux.h (CPLUSPLUS_CPP_SPEC): Don't define.
6238 (ENDFILE_SPEC): Don't define.
6239 (LIB_SPEC): Likewise.
6240 (CRT_CALL_STATIC_FUNCTION): Likewise.
6241 (NO_IMPLICIT_EXTERN_C): Likewise.
6242 (LINUX_TARGET_OS_CPP_BUILTINS): Likewise.
6243 (TARGET_OS_CPP_BUILTINS): Define as LINUX_TARGET_OS_CPP_BUILTINS.
6245 2007-09-06 Jan Hubicka <jh@suse.cz>
6247 * i386.c (ix86_expand_lround, ix86_expand_round): Update call of
6250 2007-09-06 Jan Hubicka <jh@suse.cz>
6252 * opts.c (common_handle_option): Enable inlining functions for
6255 2007-09-06 Jakub Jelinek <jakub@redhat.com>
6257 * builtin-attrs.def (ATTR_NONNULL_3): New.
6258 (DEF_FORMAT_ATTRIBUTE): Use just ATTR_NONNULL_##FA instead of
6259 ATTR_NOTHROW_NONNULL_##FA.
6260 (DEF_FORMAT_ATTRIBUTE_NOTHROW, DEF_FORMAT_ATTRIBUTE_BOTH): New macros.
6261 (ATTR_FORMAT_PRINTF_NOTHROW_2_0, ATTR_PRINTF_NOTHROW_2_3,
6262 ATTR_FORMAT_PRINTF_NOTHROW_3_0, ATTR_FORMAT_PRINTF_NOTHROW_3_4,
6263 ATTR_FORMAT_PRINTF_NOTHROW_4_0, ATTR_PRINTF_NOTHROW_4_5,
6264 ATTR_FORMAT_PRINTF_NOTHROW_5_0, ATTR_FORMAT_PRINTF_NOTHROW_5_6,
6265 ATTR_FORMAT_SCANF_NOTHROW_2_0, ATTR_FORMAT_SCANF_NOTHROW_2_3,
6266 ATTR_FORMAT_STRFTIME_NOTHROW_3_0, ATTR_FORMAT_STRFMON_NOTHROW_3_4):
6268 (ATTR_FORMAT_PRINTF_4_0, ATTR_PRINTF_4_5, ATTR_FORMAT_PRINTF_5_0,
6269 ATTR_FORMAT_PRINTF_5_6, ATTR_FORMAT_STRFTIME_3_0,
6270 ATTR_FORMAT_NOTHROW_3_4): Remove.
6271 * builtins.def (snprintf, sprintf, sscanf, vsnprintf, vsprintf,
6272 vsscanf, strfmon, strftime, __snprintf_chk, __sprintf_chk,
6273 __vsnprintf_chk, __vsprintf_chk): Use ATTR_FORMAT_*_NOTHROW_*
6274 instead of ATTR_FORMAT_*_*.
6276 2007-09-06 Hans-Peter Nilsson <hp@axis.com>
6278 * config/cris/cris.c (cris_emit_movem_store): Call copy_rtx on
6279 parts re-used for REG_FRAME_RELATED_EXPR.
6281 2007-09-05 Janis Johnson <janis187@us.ibm.com>
6283 * optabs.c (expand_float): Convert unsigned integer as signed only
6284 if it provides sufficient accuracy; add mode argument to real_2expN.
6285 (expand_fix): Fix comment typos; extend binary float into mode
6286 wider than destination for converion to unsigned integer; add mode
6287 argument to real_2expN.
6288 * real.c (real_2expN): Add mode argument to special-case decimal
6290 * real.h (real_2expN): Ditto.
6291 * fixed-value.c (check_real_for_fixed_mode): Add mode argument to
6293 (fixed_from_string): Ditto.
6294 (fixed_to_decimal): Ditto.
6295 (fixed_convert_from_real): Ditto.
6296 (real_convert_from_fixed): Ditto.
6297 * config/rs6000/rs6000.md (FP): Include DD and TD modes.
6298 * config/rs6000/dfp.md (extendddtd2, adddd3, addtd3, subdd3, subtd3,
6299 muldd3, multd3, divdd3, divtd3, cmpdd_internal1, cmptd_internal1,
6300 floatditd2, ftruncdd2, fixdddi2, ftrunctd2, fixddi2): New.
6302 2007-09-05 Ian Lance Taylor <iant@google.com>
6304 * init-regs.c (initialize_uninitialized_regs): Call
6305 emit_insn_before rather than add_insn_before.
6307 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6309 * builtins.def (BUILT_IN_VA_ARG_PACK): New built-in.
6310 * tree.h (CALL_EXPR_VA_ARG_PACK): Define.
6311 * tree-inline.h (copy_body_data): Add call_expr field.
6312 * tree-inline.c (expand_call_inline): Initialize call_expr.
6313 (copy_bb): Append anonymous inline fn arguments to arguments
6314 when inlining a CALL_EXPR_VA_ARG_PACK call.
6315 * builtins.c (expand_builtin): Issue an error if
6316 BUILT_IN_VA_ARG_PACK is seen during expand.
6317 (fold_call_expr, fold_builtin_call_array): Don't fold
6318 CALL_EXPR_VA_ARG_PACK CALL_EXPRs or calls with
6319 __builtin_va_arg_pack () call as last argument.
6320 * gimplify.c (gimplify_call_expr): If last argument to a vararg
6321 function is __builtin_va_arg_pack (), decrease number of call
6322 arguments and instead set CALL_EXPR_VA_ARG_PACK on the CALL_EXPR.
6323 * expr.c (expand_expr_real_1): Issue an error if
6324 CALL_EXPR_VA_ARG_PACK CALL_EXPR is seen during expand.
6325 * tree-pretty-print.c (dump_generic_node): Handle printing
6326 CALL_EXPR_VA_ARG_PACK bit on CALL_EXPRs.
6327 * doc/extend.texi (__builtin_va_arg_pack): Document.
6329 2007-09-05 Adam Nemet <anemet@caviumnetworks.com>
6331 PR tree-optimization/21513
6332 * builtins.c (build_builtin_expect_predicate): New function.
6333 (fold_builtin_expect): Add argument for expected value.
6334 Distribute __builtin_expect over short-circuiting operations.
6335 Fold nested builtin_expects.
6336 (fold_builtin_2): Adjust call to fold_builtin_expect.
6338 2007-09-05 Rask Ingemann Lambertsen <rask@sygehus.dk>
6341 PR tree-optimization/13756
6342 * doc/invoke.texi (Options That Control Optimization): Document
6345 2007-09-05 Uros Bizjak <ubizjak@gmail.com>
6347 * config/i386/cpuid.h: New file.
6348 * config/i386/driver-i386.c: Include cpuid.h.
6349 (describe_cache): Shrink size and line strings to 100 bytes.
6350 (detect_caches_amd): Return "" for unsupported max_ext_level.
6351 Use __cpuid function.
6352 (detect_caches_intel): Return "" for unsupported max_level.
6353 Use __cpuid function.
6354 (host_detect_local_cpu): Change feature flag variables to
6355 unsigned int. Initialize only extended feature flag variables.
6356 Use __get_cpuid_max to determine max supported cpuid level.
6357 Use __cpuid function to determine supported features. Fix
6358 calculation of family id. Remove is_amd and check signature
6359 directly. Check for Geode signature. Handle family 4 id.
6360 [PROCESSOR_GENERIC32]: New default for unknown family id. Move
6361 cpu discovery code to lower part of the function.
6362 [PROCESSOR_PENTIUM, PROCESSOR_K6, PROCESSOR_ATHLON]: Do not tune
6363 for sub-architecture.
6364 [PROCESSOR_PENTIUMPRO]: Simplify cpu discovery code.
6365 [PROCESSOR_K8]: Add k8-sse3 architecture.
6366 [PROCESSOR_NOCONA]: Remove.
6367 [PROCESSOR_GENERIC64]: Ditto.
6368 * config/i386/x-i386 (driver-i386.o): Depend on cpuid.h.
6369 * config/i386/crtfastmath.c: Include cpuid.h. Use __get_cpuid
6370 to check for SSE and FXSAVE support.
6371 * config/i386/t-crtfm (crtfastmath.o): Depend on cpuid.h.
6372 Add -minline-all-stringops.
6373 * config.gcc (i[34567]86-*-*): Add cpuid.h to extra_headers.
6374 (x86_64-*-*): Ditto.
6376 2007-09-05 Jie Zhang <jie.zhang@analog.com>
6378 * config/bfin/linux-unwind.h: New file.
6379 * config/bfin/linux.h (MD_UNWIND_SUPPORT): Define.
6380 * config/bfin/uclinux.h (MD_UNWIND_SUPPORT): Define.
6382 2007-09-05 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6384 * Makefile.in (stmt.o): Add alloc-pool.h dependency.
6385 * stmt.c: Include alloc-pool.h.
6386 (struct case_node): Remove GTY marker.
6387 (add_case_node): New parameter case_node_pool. Use it for
6389 (expand_case): New allocation pool case_node_pool. Initialize it,
6390 pass to add_case_node and free it.
6392 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6393 David Ung <davidu@mips.com>
6394 Nigel Stephens <nigel@mips.com>
6396 Add mips16/nomips16 function attributes and -mflip-mips16 option
6397 for testing mixed-mode compilation.
6399 * config/mips/mips.opt (mflip-mips16): New.
6401 * config/mips/mips.h (SYMBOL_FLAG_MIPS16_FUNC): Define.
6402 (SYMBOL_FLAG_MIPS16_FUNC_P): Define.
6404 * config/mips/mips.c (mips_base_target_flags): New.
6405 (mips_base_mips16): New.
6406 (mips_base_schedule_insns): New.
6407 (mips_base_reorder_blocks_and_partition): New.
6408 (mips_base_align_loops): New.
6409 (mips_base_align_jumps): New.
6410 (mips_base_align_functions): New.
6411 (mips16_flipper): New.
6412 (mips_attribute_table): Add "mips16" and "nomips16" entries.
6413 (TARGET_SET_CURRENT_FUNCTION): Define.
6414 (mips_mips16_type_p, mips_nomips16_type_p): New.
6415 (mips_comp_type_attributes): Check mips16/nomips16 attributes.
6416 (mips_function_ok_for_sibcall): Make it deal with functions with
6418 (mips_init_split_addresses): New, split out from override_options.
6419 (mips_init_relocs): New, split out from override_options.
6420 (was_mips16_p): New.
6421 (mips_set_mips16_mode): New, split out from override_options.
6422 (mips_set_current_function): New.
6423 (override_options): Add sorry for unsupported mips16/pic
6424 combination. Remove error for mips16/dsp combination. Save
6425 base option settings.
6426 (mips_file_start): Move mips16 mode setting output from here....
6427 (mips_output_function_prologue): ....to here.
6428 (mips_output_mi_thunk): Check for mips16 function.
6429 (build_mips16_function_stub): Don't set .mips16 here.
6430 (build_mips16_call_stub): Likewise.
6431 (mips_expand_builtin): Error in mips16 mode.
6432 (mips_use_mips16_mode_p): New.
6433 (mips_encode_section_info): Check for mips16 function, and set
6434 SYMBOL_REF_FLAGS accordingly.
6436 * doc/extend.texi (Function Attributes): Document new
6437 mips16/nomips16 attributes.
6438 * doc/invoke.texi (Option Summary): Add -mflip-mips16.
6439 (MIPS Options): Document -mflip-mips16.
6441 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6443 * config/mips/mips.c (mips_legitimize_tls_address): Call sorry
6444 if we encounter TLS address in MIPS16 mode.
6445 (mips_legitimize_const_move): Check cannot_force_const_mem for
6446 the (const (plus symbol offset)) case; this forces invalid TLS
6447 address in MIPS16 mode to be caught by the above call to sorry.
6448 (override_options): Don't reset targetm.have_tls in MIPS16 mode,
6449 because that now enables emutls, which is not ABI compatible
6450 with native TLS in non-MIPS16 mode.
6452 2007-09-05 Sandra Loosemore <sandra@codesourcery.com>
6454 Add target hook invoked when cfun changes.
6456 * doc/tm.texi (TARGET_SET_CURRENT_FUNCTION): Document.
6457 * target.h (struct gcc_target): Add set_current_function.
6458 * target-def.h (TARGET_SET_CURRENT_FUNCTION): Define.
6459 (TARGET_INITIALIZER): Add initializer for set_current_function.
6460 * tree.h (push_struct_function): New.
6461 * tree-inline.h (push_cfun, pop_cfun): Move declarations to...
6463 (set_cfun): Declare.
6464 * tree-inline.c (cfun_stack, push_cfun, pop_cfun): Moved to...
6466 (push_function_context_to): Use allocate_struct_function
6467 to create null context, not init_dummy_function_start. Use set_cfun.
6468 (pop_function_context_from): Use set_cfun.
6469 (in_dummy_function): New.
6470 (invoke_set_current_function_hook): New.
6472 (push_cfun, pop_cfun): Use set_cfun.
6473 (push_struct_function): New.
6474 (allocate_struct_function): Call invoke_set_current_function_hook
6476 (prepare_function_start): Don't set cfun here. Remove unused
6477 argument; fix all callers.
6478 (init_dummy_function_start): Fiddle with in_dummy_function. Call
6479 push_struct_function.
6480 (init_function_start): Set cfun here.
6481 (expand_dummy_function_end): Fiddle with in_dummy_function. Pop cfun.
6482 * omp-low.c (create_omp_child_function): Use push_struct_function
6483 and pop_cfun to save/restore state.
6484 (expand_omp_parallel): Remove unused saved_cfun variable.
6485 * cgraphunit.c (ipa_passes): Use set_cfun.
6486 * gimple-low.c (record_vars_into): Use push_cfun/pop_cfun here.
6487 * dwarf2out.c (dwarf2out_abstract_function): Likewise.
6488 * matrix-reorg.c (transform_allocation_sites): Likewise.
6489 (matrix_reorg): Use set_cfun.
6490 * gimplify.c (gimplify_function_tree): Use push_cfun/pop_cfun here.
6491 * tree-optimize.c (tree_rest_of_compilation): Remove one redundant
6492 assignment to cfun; use set_cfun for the other.
6493 * tree-cfg.c (move_sese_region_to_fn): Use set_cfun.
6494 (dump_function_to_file): Use push_cfun/pop_cfun here.
6495 * c-decl.c (finish_function): Use set_cfun.
6497 2007-09-05 Kenneth Zadeck <zadeck@naturalbridge.com>
6499 * regrename.c (rerename_optimize): Use deferred rescanning and
6500 insert explicit calls to rescan insns when changed.
6502 2007-09-05 Jan Hubicka <jh@suse.cz>
6504 * optabs.c (libfunc_entry): Change optab to integer.
6505 (hash_libfunc, convert_optab_libfunc, optab_libfunc,
6506 set_optab_libfunc, set_conv_libfunc): Use optable indexes instead
6507 of pointers for hashing.
6509 2007-09-05 Jan Hubicka <jh@suse.cz>
6511 * regrename.c (pass_regrename, pass_cprop_hardreg): Add RTL sharing
6513 * fwprop.c (pass_rtl_fwprop, pass_rtl_fwprop_add): Likewise.
6514 * see.c (pass_see): Likewise.
6515 * tracer.c (pass_tracer): Likewise.
6516 * postreload-gcse.c (pass_gcse2): Likewise.
6517 * postreload.c (pass_postreload_cse): Likewise.
6518 * mode-switching.c (pass_mode_switching): Likewise.
6519 * modulo-sched.c (pass_sms): Likewise.
6520 * cse.c (cse_insn): Likewise.
6521 * web.c (pass_web): Likweise.
6522 * combine-stack-adj.c (pass_stack_adjustments): Likewise.
6523 * dce.c (pass_ud_rtl_dce, pass_fast_rtl_dce): Likewise.
6524 * loop-init.c (pass_rtl_loop_init): Likewise.
6525 (pass_rtl_loop_done, pass_rtl_move_loop_, pass_rtl_unswitch,
6526 pass_rtl_unroll_and, pass_rtl_doloop): Likewise.
6527 * global.c (pass_global_alloc): Likewise.
6528 * ifcvt.c (pass_rtl_ifcvt, pass_if_after_combine,
6529 pass_if_after_reload): Likewise.
6530 * reload.c (pass_peephole2, pass_split_for_shoren_branches): Likewise.
6531 * dse.c (pass_rtl_dse1, pass_rtl_dse2): Likewise.
6532 * regmove.c (pass_regmove): Likewise.
6533 * function.c (pass_thread_prologugues_epilogues): Likewise.
6534 * gcse.c (pass_gcse): Likewise.
6535 * rtl-factoring.c (pass_rtl_seqabstr): Likewise.
6536 * lower-subreg.c (pass_lower_subreg2): Likewise.
6537 * bt-load.c (pass_branch_target_load): Likewise.
6538 * emit-rtl.c (pass_unshare_all_rtl): Likewise.
6539 * cfgcleanup.c (pass_jump, pass_jump2): Likewise.
6540 * combine.c (pass_combine): Likewise.
6541 * bb-reorder.c (pass_duplicate_comp, pass_reorder_blocks): Likewise.
6542 (pass_partition_blocks): Likewise.
6543 * var-tracking.c (pass_variable_track): Likewise.
6544 * reg-stack.c (pass_stack_regs_run): Likewise.
6545 * sched-rgn.c (pass_sched, pass_sched2): Likewise.
6546 * passes.c (pass_postreload): Likewise.
6547 (execute_function_todo): Add TODO_verify_rtl_sharing handling code.
6548 * tree-pass.h (TODO_verify_rtl_sharing): New.
6549 (TODO_update_ssa, TODO_update_ssa_no_phi, TODO_update_ssa_full_phi,
6550 TODO_update_ssa_only_virtuals, TODO_remove_unused_locals,
6551 TODO_set_props, TODO_df_finish, TODO_df_verify,
6552 TODO_mark_first_instance, TODO_rebuild_alias): Renumber.
6554 2007-09-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6556 * fold-const.c (all_ones_mask_p, sign_bit_p, simple_operand_p,
6557 fold_real_zero_addition_p, reorder_operands_p,
6558 div_if_zero_remainder, fold_undefer_overflow_warnings,
6559 int_binop_types_match_p, fold_convert_const_int_from_int,
6560 fold_convert_const_int_from_real,
6561 fold_convert_const_int_from_fixed,
6562 fold_convert_const_real_from_real,
6563 fold_convert_const_real_from_fixed,
6564 fold_convert_const_fixed_from_fixed,
6565 fold_convert_const_fixed_from_int,
6566 fold_convert_const_fixed_from_real, maybe_lvalue_p,
6567 fold_checksum_tree, fold_check_failed, print_fold_checksum,
6568 debug_fold_checksum, multiple_of_p): Constify.
6569 * tree-flow-inline.h (get_lineno): Likewise.
6570 * tree-flow.h (get_lineno): Likewise.
6571 * tree-object-size.c (compute_object_offset, addr_object_size,
6572 alloc_object_size, pass_through_call): Likewise.
6573 * tree-pretty-print.c (op_symbol, print_call_name,
6574 print_struct_decl, do_niy): Likewise.
6575 * tree.h (fold_undefer_overflow_warnings, multiple_of_p,
6576 debug_fold_checksum): Likewise.
6578 2007-09-04 Steven Bosscher <steven@gcc.gnu.org>
6581 * lower-subreg.c (resolve_clobber): If we remove a REG_LIBCALL
6582 note, remove the associated REG_RETVAL note.
6584 2007-09-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
6586 * config.gcc (powerpc*-*-*): Install
6587 spu2vmx.h, vec_types.h, and si2vmx.h headers.
6588 * config/rs6000/spu2vmx.h: New header.
6589 * config/rs6000/si2vmx.h: New header.
6590 * config/rs6000/vec_types.h: New header.
6592 2007-09-05 Ben Elliston <bje@au.ibm.com>
6594 * varasm.c (initializer_constant_valid_p): Fix comment typo.
6596 2007-09-05 Ben Elliston <bje@au.ibm.com>
6598 * config/rs6000/ppu_intrinsics.h (__ldarx): Use `Z' constraint,
6600 (__stdcx): Make asm volatile.
6601 (__stwcx, __stdcx): Return only 0 or 1.
6603 2007-09-05 Jan Hubicka <jh@suse.cz>
6607 2007-09-04 Jan Hubicka <jh@suse.cz>
6608 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6610 2007-09-04 Richard Guenther <rguenther@suse.de>
6611 * tree-ssa-operands.c (add_virtual_operand): Only mark
6612 stores as has_volatile_ops if alias information is not available.
6614 2007-09-05 Jakub Jelinek <jakub@redhat.com>
6616 * config/rs6000/tramp.asm: Include config.h.
6617 Check __PIC__ or __pic__ macro instead of SHARED.
6619 PR rtl-optimization/32300
6620 * see.c (see_copy_insn): New function.
6621 (see_def_extension_not_merged, see_merge_one_use_extension,
6622 see_merge_one_def_extension): Use it. Avoid changing
6623 PREV_INSN/NEXT_INSN chains directly, insted emit insns
6624 into sequences. Call df_insn_delete on temporary insns
6625 that won't be emitted into the insn stream.
6626 (rest_of_handle_see): Turn off DF_DEFER_INSN_RESCAN
6627 and run df_process_deferred_rescans () before run_fast_dce.
6629 PR tree-optimization/33017
6630 * tree-data-ref.c (split_constant_offset) <case SSA_NAME>: Don't
6631 recurse for pure or const function calls.
6633 2007-09-04 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6635 * c-format.c: Include alloc-pool.h.
6636 (check_format_info_main): New argument fwt_alloc. Use allocation
6637 pool instead of GC. Remove GC deallocation code.
6638 (check_format_arg): Create allocation pool, pass it to
6639 check_format_info_main and free it afterwards.
6640 * Makefile.in (c-format.o): Add alloc-pool.h dependency.
6642 2007-09-05 Ben Elliston <bje@au.ibm.com>
6644 * config/rs6000/ppu_intrinsics.h (__protected_stream_count):
6645 Rename count macro arugment for clarity.
6646 (__protected_unlimited_stream_set): Pass UG=1 to __dcbt_TH1000.
6647 (__protected_stream_set): Likewise, pass 0.
6649 2007-09-04 Jan Hubicka <jh@suse.cz>
6651 * tree-tailcall.c (eliminate_tail_call): Expect unrenamed return value.
6653 2007-09-04 Jan Hubicka <jh@suse.cz>
6655 * invoke.texi (-finline-small-functions): Document.
6656 * ipa-inline.c (cgraph_default_inline_p): Do not use DECL_INLINE
6657 when deciding what is inlinable.
6658 (cgraph_decide_recursive_inlining): Handle flag_inline_functions.
6659 (cgraph_decide_inlining_of_small_function): Handle new flags.
6660 (cgraph_decide_inlining_incrementally): Likewise.
6661 * opts.c (decode_options): Enable flag_inline_small_functions at -O2
6662 * common.opt (finline-small-functions): New.
6663 * Makefile.in (build/gengtype.o-warn): Work around PR29478
6665 2007-09-04 Richard Guenther <rguenther@suse.de>
6667 * tree-ssa-operands.c (add_virtual_operand): Only mark
6668 stores as has_volatile_ops if alias information is not available.
6670 2007-09-04 Andrew Haley <aph@redhat.com>
6672 * config/arm/libgcc-bpabi.ver: Add _Unwind_Backtrace as GCC_4.3.0.
6674 2007-09-04 Andrew Haley <aph@redhat.com>
6676 * config/arm/libunwind.S (UNWIND_WRAPPER _Unwind_Backtrace): New.
6677 * config/arm/unwind-arm.h (__gnu_Unwind_Backtrace): New.
6678 * config/arm/unwind-arm.c (__gnu_Unwind_Backtrace): New.
6680 2007-09-04 Emmanuel Thome <Emmanuel.Thome@inria.fr>
6683 * common.opt: Mention ABI version 2 in comment.
6685 2007-09-04 Jan Hubicka <jh@suse.cz>
6687 * optabs.c (debug_optab_libfunc): Update; make available to gdb.
6688 (libfunc_entry): New structure.
6689 (libfunc_hash): New hashtable.
6690 (hash_libfunc): New function.
6691 (eq_libfunc): New function.
6692 (convert_optab_libfunc): New function.
6693 (optab_libfunc): New function.
6694 (expand_binop, sign_expand_binop, expand_twoval_binop_libfunc,
6695 expand_unop, prepare_cmp_insn, prepare_float_insn, gen_add2_insn,
6696 expand_float, expand_fix, new_optab, new_convert_optab):
6697 Update for new libfunc API.
6698 (init_libfunc, init_integral_libfuncs,
6699 init_floating_libfuncs, init_interclass_conv_libfuncs
6700 init_intraclass_conv_libfuncs): Remove; reorganize all logic to:
6701 (gen_libfunc, gen_int_libfunc, gen_fp_libfunc, gen_int_fp_libfunc,
6702 gen_intv_fp_libfunc, gen_interclass_conv_libfunc,
6703 gen_int_to_fp_conv_libfunc, gen_ufloat_conv_libfunc,
6704 gen_int_to_fp_nondecimal_conv_libfunc, gen_fp_to_int_conv_libfunc,
6705 gen_intraclass_conv_libfunc, gen_trunc_conv_libfunc,
6706 gen_extend_conv_libfunc): New.
6707 (init_one_libfunc): Revamp for hashtables.
6708 (set_conv_libfunc): Likewise.
6709 (init_optabs): Initialize hashtable; use lazy initialization where
6711 * optabs.h (optab_handlers): Move out of GGC.
6712 (optab, convert_optab): Move out of GGC; add lazy gen info.
6713 (code_to_optab, convert_optab_table, optab_table): Move out of GGC.
6714 (optab_libfunc, convert_optab_libfunc): New.
6715 * builtins.c (expand_builtin_powi): Update for new API.
6716 * expr.c (convert_move): Likewise.
6717 * expmed.c (expand_divmod): Likewise.
6719 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6721 * config/rs6000/rs6000.c (rs6000_stack_info): Allocate space for the
6722 GOT pointer only if there is a constant pool. Use the allocated space
6725 2007-09-04 Daniel Jacobowitz <dan@codesourcery.com>
6727 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Correct
6730 2007-09-04 Revital Eres <eres@il.ibm.com>
6731 Richard Guenther <rguenther@suse.de>
6732 R. Clint Whaley <whaley@cs.utsa.edu>
6734 * doc/invoke.texi (-fassociative-math, -freciprocal-math):
6736 * tree-tailcall.c (process_assignment): Use -fassociative-math
6737 when reodering operands of floating-point type.
6738 * fold-const.c (fold_comparison, fold_binary): Use
6739 -fassociative-math and -freciprocal-math instead of
6740 -funsafe-math-optimization flag.
6741 * toplev.h (set_unsafe_math_optimizations_flags): Declare function.
6742 * tree-ssa-math-opts.c (gate_cse_reciprocals): Use
6743 -freciprocal-math instead of -funsafe-math-optimizations.
6744 * opts.c (set_fast_math_flags): Set -freciprocal-math and
6745 -fassociative-math when -ffast-math is set.
6746 (set_unsafe_math_optimizations_flags): New Function
6747 to set -freciprocal-math and -fassociative-math when
6748 -funsafe-math-optimizations is set.
6749 (common_handle_option): Call it.
6750 * tree-vectorizer.c (vect_is_simple_reduction): Use
6751 -fassociative-math when doing reduction on floats.
6752 * loop-unroll.c (analyze_insn_to_expand_var): Use
6753 -fassociative-math when expanding an accumulator of type float.
6754 * simplify-rtx.c (simplify_binary_operation_1): Use
6755 -fassociative-math and -freciprocal-math when reordeing operands
6756 of floating-point type.
6757 * combine.c (combine_simplify_rtx): Likewise.
6758 * tree-ssa-reassoc.c (break_up_subtract_bb, reassociate_bb):
6760 * common.opt (-fassociative-math, -freciprocal-math): New flags.
6762 2007-09-04 Paolo Carlini <pcarlini@suse.de>
6765 * doc/install.texi (--enable-__cxa_atexit): Fix typo.
6767 2007-09-04 Jan Hubicka <jh@suse.cz>
6769 * regrename.c(copyprop_hardreg_forward_1): Unshare when doing copyprop.
6771 2007-09-04 Jan Hubicka <jh@suse.cz>
6773 * regrename.c (build_def_use): Don't share RTL between MATCH_OPERATOR
6774 and corresponding MATCH_DUP.
6776 2007-09-04 Uros Bizjak <ubizjak@gmail.com>
6779 * combine.c (subst): Do not try to simplify X if it represents load
6780 of FP constant from the constant pool via float extension.
6782 2007-09-04 Ben Elliston <bje@au.ibm.com>
6784 * c-opts.c: Include "tm_p.h".
6785 * Makefile.in (c-opts.o): Add $(TM_P_H) as a dependency.
6787 2007-09-04 Richard Guenther <rguenther@suse.de>
6789 PR tree-optimization/33291
6790 * tree-pretty-print.c (dump_generic_node): Dump all
6791 qualifiers for pointer types, not only first. Dump
6792 qualifiers for aggregate types as well.
6793 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Always
6794 use the canonical type for building ARRAY_REFs.
6795 * gimplify.c (canonicalize_addr_expr): Clean up. The
6796 correct validness check is compatibility of the pointer
6797 types. Always use the canonical type for building
6798 ARRAY_REFs and ADDR_EXPRs.
6799 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Revert
6800 change that disabled propagation of ADDR_EXPRs into statements
6803 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6805 * config/arm/arm.md (mulsidi3, umulsidi3, mulsi3_highpart)
6806 (umulsi3_highpart): Make into expanders; existing insns are
6807 now named *[insn]_nov6. Add stars to existing [insn]_v6
6808 counterparts' names.
6810 2007-09-03 Daniel Jacobowitz <dan@codesourcery.com>
6812 * Makefile.in (DRIVER_DEFINES, gcc.o, gccspec.o, protoize.o)
6813 (unprotoize.o): Remove SHLIB_MULTILIB.
6815 2007-09-03 Eric Weddington <eweddington@cso.atmel.com>
6817 * doc/extend.texi: Document progmem attribute for AVR.
6819 2007-09-03 Anatoly Sokolov <aesok@post.ru>
6822 * config/avr/avr.h (TARGET_VTABLE_ENTRY_ALIGN): Define.
6824 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6826 * optabs.c (expand_ffs): Initialize val and defined_at_zero
6829 * optabs.c: Remove unnecessary forward declarations.
6830 (expand_unop_direct): New, broken out of expand_unop.
6831 (expand_doubleword_clz): New.
6832 (expand_ctz): Move above expand_ffs. Use
6833 start_sequence, end_sequence, add_equal_note, and
6834 expand_unop_direct. Add more commentary.
6835 (expand_ffs): Try both ctz optab and expand_ctz.
6836 Generate a test and branch if the hardware doesn't give us
6837 a useful value for input zero. Style improvements similar to
6840 * config/arm/arm.md (ffssi2, ctzsi2): Delete.
6842 2007-09-03 Zack Weinberg <zack@codesourcery.com>
6844 * config.gcc: Delete stanza for arm-semi-aof and
6845 armel-semi-aof targets.
6846 * config/arm/arm-protos.h
6848 * config/arm/arm.h: Delete all #ifdef AOF_ASSEMBLER blocks;
6849 make all #ifndef AOF_ASSEMBLER blocks unconditional. Also
6850 delete aof_pic_label and remove mention of AOF in comments.
6851 * config/arm/arm.md: Delete patterns used only for AOF assembly.
6853 * config/arm/semiaof.h
6854 * config/arm/t-semi: Delete file.
6856 2007-09-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6858 * system.h (CONST_CAST2, CONST_CAST_TREE, CONST_CAST_RTX,
6859 CONST_CAST_BB): New macros for type-specific casts.
6860 (CONST_CAST): Add a TYPE parameter and define it in terms of
6863 * c-decl.c (c_make_fname_decl): Supply a TYPE for CONST_CAST.
6864 * c-lex.c (cb_ident, lex_string): Likewise,
6865 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise,
6866 * config/i386/i386.c (ix86_function_regparm,
6867 ix86_function_sseregparm): Use CONST_CAST_TREE.
6868 * config/mmix/mmix.c (mmix_encode_section_info): Supply a TYPE for
6870 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
6871 give_switch, set_multilib_dir): Likewise,
6872 * gengtype-parse.c (string_seq, typedef_name): Likewise,
6873 * gimple-low.c (block_may_fallthru): Use CONST_CAST_TREE.
6874 * jump.c (reversed_comparison_code_parts): Use CONST_CAST_RTX.
6875 * passes.c (execute_one_pass): Supply a TYPE for CONST_CAST.
6876 * prefix.c (update_path): Likewise,
6877 * pretty-print.c (pp_base_destroy_prefix): Likewise,
6878 * rtlanal.c (keep_with_call_p): Use CONST_CAST_RTX.
6879 * tree-cfg.c (tree_can_merge_blocks_p,
6880 tree_block_ends_with_condjump_p): Use CONST_CAST_BB.
6881 * tree-eh.c (lookup_stmt_eh_region_fn): USe CONST_CAST_TREE.
6882 * tree.c (build_string): Supply a TYPE for CONST_CAST.
6883 (attribute_list_contained): Use CONST_CAST_TREE.
6885 2007-09-03 Krister Walfridsson <cato@df.lth.se>
6887 * config/netbsd-elf.h (USE_LD_AS_NEEDED): Define.
6889 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6892 * optabs.c (avoid_expensive_constant): Canonicalize CONST_INTs
6893 before forcing them into a register.
6895 2007-09-03 Richard Sandiford <richard@codesourcery.com>
6897 * config/mips/mips.md (fetchop_bit): Use define_code_iterator
6898 rather than define_code_macro.
6900 2007-09-03 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
6902 * gcc.c (xputenv): New function.
6903 (putenv_from_prefixes): Use xputenv instead of putenv.
6904 (process_command): Use xputenv instead of putenv.
6905 (set_collect_gcc_options): Use xputenv instead of putenv.
6906 (main): Use xputenv instead of putenv.
6908 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6910 * config/cris/cris.h (TARGET_HAS_SWAP): Defined to describe
6911 availability of swap instruction.
6912 * config/cris/cris.md (bswapsi2): Implement using swap instruction.
6914 2007-09-03 Revital Eres <eres@il.ibm.com>
6916 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Update
6919 2007-09-03 Vladimir Yanovsky <yanov@il.ibm.com>
6920 Ayal Zaks <zaks@il.ibm.com>
6921 Revital Eres <eres@il.ibm.com>
6923 * modulo-sched.c (ps_insert_empty_row, verify_partial_schedule,
6924 compute_split_row): New functions.
6925 (ps_unschedule_node): Remove.
6926 (normalize_sched_times): Iterate over the already scheduled
6927 insns instead of the number of nodes.
6928 (MAX_SPLIT_NUM): New definition.
6929 (sms_schedule_by_order): Change the scheduling heuristic to
6930 avoid useless increases of initiation interval ii.
6931 (get_sched_window): Add dump printouts.
6933 2007-09-02 David Daney <ddaney@avtrex.com>
6935 * config/mips/mips.md (UNSPEC_COMPARE_AND_SWAP, UNSPEC_SYNC_OLD_OP,
6936 UNSPEC_SYNC_NEW_OP, UNSPEC_SYNC_EXCHANGE): New define_constants.
6937 (optab, insn): Add more attributes.
6938 (fetchop_bit): New code macro.
6939 (immediate_insn): New code macro attribute.
6940 (sync): Change condition to ISA_HAS_SYNC.
6941 (rdhwr): Change predicate for operand 0 to register_operand.
6942 (memory_barrier): New expand.
6943 (sync_compare_and_swap<mode>, sync_add<mode>, sync_sub<mode>,
6944 sync_old_add<mode>, sync_old_sub<mode>, sync_new_add<mode>,
6945 sync_new_sub<mode>, sync_<optab><mode>, sync_old_<optab><mode>,
6946 sync_new_<optab><mode>, sync_nand<mode>, sync_old_nand<mode>,
6947 sync_new_nand<mode>, sync_lock_test_and_set<mode>): New insns.
6948 * config/mips/mips.h (ISA_HAS_SYNC, ISA_HAS_LL_SC): New ISA predicates.
6949 (MIPS_COMPARE_AND_SWAP, MIPS_SYNC_OP, MIPS_SYNC_OLD_OP,
6950 MIPS_SYNC_NEW_OP, MIPS_SYNC_NAND, MIPS_SYNC_OLD_NAND,
6951 MIPS_SYNC_NEW_NAND, MIPS_SYNC_EXCHANGE): New Macros.
6953 2007-09-03 Jesper Nilsson <jesper.nilsson@axis.com>
6954 Hans-Peter Nilsson <hp@axis.com>
6956 * config/cris/cris.h (TARGET_HAS_LZ, CLZ_DEFINED_VALUE_AT_ZERO):
6957 Defined to describe availability and behavior of CLZ.
6958 * config/cris/cris.md (clzsi2): Implement using lz instruction.
6959 * config/cris/cris.opt: Tweak comment for "-metrax4".
6960 * config/cris/arit.c (LZ): When defined, define as __builtin_clz.
6961 * longlong.h [__CRIS__ && __CRIS_arch_version >= 3]
6962 (count_leading_zeros): Define.
6964 2007-09-01 Laurynas Biveinis <laurynas.biveinis@gmail.com>
6966 * ggc-page.c (ggc_pch_read): Call validate_free_objects.
6968 2007-09-02 Joseph Myers <joseph@codesourcery.com>
6972 * c-decl.c (grokdeclarator): Apply qualifiers to type of parameter
6975 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6977 * config/arm/arm.c, config/rs6000/ppu_intrinsics.h,
6978 config/spu/spu.c, df-scan.c, fixed-value.c, fold-const.c,
6979 ginclude/tgmath.h, haifa-sched.c, optabs.c, recog.c,
6980 sched-deps.c, sched-int.h, system.h, target.h,
6981 tree-ssa-live.c, tree-vect-transform.c, tree-vectorizer.c,
6982 tree.def: Fix comment typos.
6984 2007-09-01 Kazu Hirata <kazu@codesourcery.com>
6986 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove.
6987 (override_options): Turn on -mstrict-align on non-ColdFire
6989 * config/m68k/m68k.h (BIGGEST_ALIGNMENT): Update a comment.
6991 2007-09-01 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
6993 * c-common.c (const_strip_array_types): Delete.
6994 * c-common.h (const_strip_array_types): Likewise.
6995 * emit-rtl.c (const_next_insn, const_previous_insn,
6996 const_next_nonnote_insn, const_prev_nonnote_insn,
6997 const_next_real_insn, const_prev_real_insn,
6998 const_next_active_insn, const_prev_active_insn, const_next_label,
6999 const_prev_label): Delete.
7000 * gimple-low.c (block_may_fallthru): Use expr_last.
7001 * jump.c (reversed_comparison_code_parts): Use prev_nonnote_insn.
7002 * rtl.h (const_previous_insn, const_next_insn,
7003 const_prev_nonnote_insn, const_next_nonnote_insn,
7004 const_prev_real_insn, const_next_real_insn,
7005 const_prev_active_insn, const_next_active_insn, const_prev_label,
7006 const_next_label): Delete.
7007 * rtlanal.c (keep_with_call_p): Use next_nonnote_insn.
7008 * system.h (CONST_CAST): Update comment.
7009 * tree-cfg.c (tree_can_merge_blocks_p): Use last_stmt.
7010 (const_first_stmt, const_last_stmt): Delete.
7011 (tree_block_ends_with_condjump_p): Use last_stmt.
7012 * tree-flow.h (const_first_stmt, const_last_stmt): Delete.
7013 * tree-iterator.c (const_expr_first, const_expr_last,
7014 const_expr_only): Delete.
7015 * tree.c (const_lookup_attribute): Likewise.
7016 (attribute_list_contained): Use lookup_attribute.
7017 * tree.h (const_lookup_attribute, const_expr_first,
7018 const_expr_last, const_expr_only): Delete.
7020 2007-09-01 Richard Guenther <rguenther@suse.de>
7022 * tree-ssa-alias.c (create_name_tags): Use TYPE_VOLATILE
7023 instead of TREE_THIS_VOLATILE.
7024 * tree-ssa-operands.c (add_virtual_operand): Do not set
7025 has_volatile_ops. Do not check s_ann for NULL.
7026 (get_indirect_ref_operands): Likewise.
7027 (get_expr_operands): Likewise. For all reference trees
7028 set has_volatile_ops based on TREE_THIS_VOLATILE. Also
7029 check base of reference for TREE_THIS_VOLATILE.
7031 2007-09-01 Richard Guenther <rguenther@suse.de>
7033 * tree-cfg.c (verify_gimple_expr): Fix check for conversions
7034 between integral types. Also allow conversions between
7037 2007-08-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
7039 * optabs.c (prepare_float_lib_cmp): Use
7040 libgcc_cmp_return_mode instead of word_mode.
7041 * config/dfp-bit.h: Likewise.
7042 * config/fp-bit.h: Likewise.
7043 * config/spu/spu.c (spu_libgcc_cmp_return_mode):
7045 (spu_libgcc_shift_count_mode): New function.
7046 (TARGET_LIBGCC_CMP_RETURN_MODE): Define.
7047 (TARGET_LIBGCC_SHIFT_COUNT_MODE): Define.
7049 2007-08-31 Joseph Myers <joseph@codesourcery.com>
7051 * tree-pretty-print.c: Include output.h.
7052 (dump_decl_name, dump_generic_node): Use %wd with pp_printf, not
7053 HOST_WIDE_INT_PRINT_DEC.
7054 * Makefile.in (tree-pretty-print.o): Add dependency on output.h.
7056 2007-08-31 Zdenek Dvorak <ook@ucw.cz>
7058 PR rtl-optimization/33224
7059 * loop-iv.c (latch_dominating_def): Check that the definition belongs
7060 to the analysed region.
7062 2007-08-31 Richard Guenther <rguenther@suse.de>
7064 * function.c (allocate_struct_function): Do not set
7065 current_function_returns_pointer.
7066 * function.h (struct var_refs_queue): Remove.
7067 (struct simple_obstack_stack): Likewise.
7068 (struct function): Remove fixup_var_refs_queue member.
7069 Remove returns_pointer flag.
7070 (current_function_returns_pointer): Remove define.
7072 2007-08-31 Nick Clifton <nickc@redhat.com>
7074 * tree-ssa-coalesce.c (compare_pairs): Use the elements as
7075 secondary keys in order to obtain a stable sort.
7077 2007-08-31 Nick Clifton <nickc@redhat.com>
7080 * config/m32r/constraints.md: Add W constraint for integer zero.
7081 * config/m32r/m32r.md (get_pc): Use W and i constraints.
7082 Fix length calculation by using alternatives.
7084 2007-08-31 Richard Sandiford <richard@codesourcery.com>
7086 * optabs.c (shift_optab_p, commutative_optab_p): New functions,
7087 split out from expand_binop.
7088 (avoid_expensive_constant): New function.
7089 (expand_binop_directly): Remove commutative_op argument and
7090 (expand_binop_directly): Remove commutative_op argument and
7091 call cummutative_optab_p instead. Do not change op0 or op1
7092 when swapping xop0 and xop1. Apply avoid_expensive_constant
7093 to each argument after potential swapping. Enforce the
7094 canonical order of commutative operands.
7095 (expand_binop): Use shift_optab_p and commutative_optab_p.
7096 Update the calls to expand_binop_directly. Only force constants
7097 into registers when widening an operation. Only swap operands
7098 once a direct expansion has been rejected.
7099 (expand_twoval_binop): Only force constants into registers when
7100 using a direct expansion.
7102 2007-08-31 Maxim Kuvyrkov <maxim@codesourcery.com>
7104 * sched-deps.c (update_dep): Mark arguments with ATTRIBUTE_UNUSED.
7105 (sched_analyze_insn): Don't postprocess speculative dependencies when
7106 target has no scheduling.
7107 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Fix
7108 'uninitialized' warning.
7110 2007-08-31 Richard Guenther <rguenther@suse.de>
7112 * tree.c (build_complex_type): Always set TYPE_NAME for
7115 2007-08-31 Olivier Hainque <hainque@adacore.com>
7117 * config/rs6000/xcoff.h (XCOFF_CSECT_DEFAULT_ALIGNMENT_STR): New
7118 internal macro. Default alignment factor for csect directives, chosen
7119 to match what BIGGEST_ALIGNMENT allows.
7120 (DATA_SECTION_ASM_OP): Use it.
7121 * config/rs6000/rs6000.c
7122 (rs6000_xcoff_output_readonly_section_asm_op):
7123 Use XCOFF_CSECT_DEFAULT_ALIGNMENT_STR.
7124 (rs6000_xcoff_output_readwrite_section_asm_op): Likewise.
7126 2007-08-31 Olivier Hainque <hainque@adacore.com>
7128 * dbxout.c (dbxout_block): Move declaration within the first
7129 #if defined (DBX_DEBUGGING_INFO) block. Rearrange another such
7130 block to include the definition, together with the associated
7133 2007-08-31 David Edelsohn <edelsohn@gnu.org>
7134 Revital Eres <eres@il.ibm.com>
7136 * doc/invoke.texi (-mpaired): Document flag.
7137 * config.gcc: Include paired.h in powerpc extra_headers and
7138 750cl.h in powerpc-*-linux*paired*.
7139 * config/rs6000/rs6000.opt (-mpaired): New flag.
7140 * config/rs6000/rs6000.c (paired_init_builtins,
7141 paired_expand_builtin, paired_expand_lv_builtin,
7142 paired_expand_stv_builtin, paired_expand_predicate_builtin):
7143 New functions to support the paired single builtin functions.
7144 (rs6000_hard_regno_mode_ok): Handle PAIRED_VECTOR_MODE.
7145 (def_builtin, bdesc_3arg, bdesc_2arg, bdesc_1arg): Add paired
7147 (bdesc_paired_preds): New structure for paired predicate
7149 (rs6000_expand_builtin): Expand paired single builtins.
7150 (rs6000_init_builtins): Init paired single builtins.
7151 (rs6000_common_init_builtins): Add v2sf_ftype_v2sf_v2sf_v2sf.
7152 Rename v2sf_ftype_v2sf_v2sf to v2sf_ftype_v2sf_v2sf_spe
7153 and v2sf_ftype_v2sf_spe to v2sf_ftype_v2sf. Add new types
7154 v2sf_ftype_v2sf_v2sf and v2sf_ftype_v2sf.
7155 (rs6000_vector_mode_supported_p): Support paired vector mode.
7156 * config/rs6000/rs6000.h: (UNITS_PER_PAIRED_WORD,
7157 PAIRED_VECTOR_MODE, PAIRED_SIMD_REGNO_P, TARGET_PAIRED_FLOAT):
7159 (LOCAL_ALIGNMENT): Handle PAIRED_VECTOR_MODE.
7160 (DATA_ALIGNMENT): Likewise.
7161 (UNITS_PER_SIMD_WORD): Handle PAIRED_VECTOR_MODE.
7162 (rs6000_builtins): Add PAIRED builtins.
7163 * config/rs6000/rs6000.md: Include paired.md.
7164 * config/rs6000/paired.h: New.
7165 * config/rs6000/paired.md: New.
7166 * config/rs6000/750cl.h: New.
7167 * config/rs6000/spe.md: Recognize movv2sf instruction for 750cl.
7169 2007-08-30 Ollie Wild <aaw@google.com>
7171 * c-opts.c (c_common_handle_option): Support -fno-directives-only.
7172 * gcc.c (default_compilers): Add -fno-directives-only to
7173 @assembler-with-cpp.
7175 2007-08-30 Sandra Loosemore <sandra@codesourcery.com>
7179 * regclass.c (initial_fixed_regs): Revert previous change and make
7181 (initial_call_used_regs): Likewise.
7182 (initial_call_really_used_regs): Delete, reverting previous addition.
7183 (initial_reg_names): Likewise.
7184 (init_reg_sets): Revert previous change.
7185 (saved_fixed_regs): New.
7186 (saved_call_used_regs): New.
7187 (saved_call_really_used_regs): New.
7188 (saved_reg_names): New.
7189 (save_register_info): New.
7190 (restore_register_info): New.
7191 (init_reg_sets_1): Replace reset of register info with call to
7192 restore_register_info.
7193 * rtl.h (save_register_info): Declare.
7194 * toplev.c (backend_init): Call save_register_info.
7196 2007-08-30 Laurynas Biveinis <laurynas.biveinis@gmail.com>
7198 * tree-ssa-propagate.c (set_rhs): Remove the copied annotation
7199 from the original statement.
7201 2007-08-30 Chao-ying Fu <fu@mips.com>
7203 * c-lex.c (interpret_fixed): Declare.
7204 (interpret_float): Process _Fract and _Accum.
7205 (interpret_fixed): New function.
7206 * final.c (output_addr_const): Process CONST_FIXED.
7207 * simplify-rtx.c (simplify_const_unary_operation): Handle US_NEG.
7208 (simplify_binary_operation_1): Handle US_ASHIFT, SS_MULT, US_MULT,
7210 (simplify_const_binary_operation): Handle SS_MULT, US_MULT, SS_DIV,
7212 (simplify_immed_subreg): Support CONST_FIXED.
7213 Process MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
7214 (simplify_subreg): Support CONST_FIXED.
7216 2007-08-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
7218 * config/rs6000/ppu_intrinsics.h: New file.
7219 * config.gcc (powerpc*-*-* <extra_headers>): Install
7222 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7224 * cfg.c (dump_flow_info): Change to also print entry and exit
7226 * print-rtl.c (print_rtl_single): Allow to print rtl with
7229 2007-08-30 Kenneth Zadeck <zadeck@naturalbridge.com>
7231 * df-core.h (df_dump_region): New function.
7232 * df.h (df_dump_region): New function.
7233 * loop-invariant.c (find_defs): Add call to df_dump_region.
7234 * loop-iv.c (iv_analysis_loop_init): Changed call from df_dump to
7237 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7240 * config/rs6000/rs6000.c (rs6000_elf_in_small_data_p): Return
7241 true if any of the compare_section_name calls returned true,
7242 rather than if any returned false.
7244 2007-08-30 Richard Guenther <rguenther@suse.de>
7246 PR tree-optimization/33199
7247 * tree-ssa-structalias.c (handle_lhs_call): New function.
7248 (find_func_aliases): In non-IPA mode make sure that for
7249 calls that return a pointer we add a constraint for the
7250 result to point to anything.
7252 2007-08-30 Richard Guenther <rguenther@suse.de>
7254 * doc/invoke.texi (-mveclibabi): Document new target option.
7255 * config/i386/i386.opt (-mveclibabi): New target option.
7256 * config/i386/i386.c (ix86_veclib_handler): Handler for
7257 vectorization library support.
7258 (override_options): Handle the -mveclibabi option, initialize
7259 the vectorization library handler.
7260 (ix86_builtin_vectorized_function): As fallback call the
7261 vectorization library handler, if set.
7262 (ix86_veclibabi_acml): New static function for ACML ABI style
7263 vectorization support.
7265 2007-08-30 Jakub Jelinek <jakub@redhat.com>
7267 * config/rs6000/rs6000.c (rs6000_emit_sync): For QI or HI mode
7268 used_m, even if it is 32-bit aligned, adjust used_m MEM to have
7269 SImode and update m. Don't run gen_lowpart_common on arbitrary
7270 memory address, force it to register first.
7273 * dce.c (dce_process_block): Don't delete setters of
7274 artificially used registers.
7276 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7278 * config/s390/s390.md ("*add<mode>3_alc_carry1_cc",
7279 "*add<mode>3_alc_carry1_cconly", "*add<mode>3_alc_carry2_cc",
7280 "*add<mode>3_alc_carry2_cconly"): New insn definitions.
7282 2007-08-30 Ulrich Weigand <Ulrich.Weigand@de.ibm.com>
7284 * config/s390/s390.c (s390_expand_addcc): Emit canonical alc
7286 * config/s390/s390.md ("*add<mode>3_alc_cc", "*add<mode>3_alc",
7287 "addti3", "*adddi3_31z", "*scond<mode>"): Make alc pattern canonical.
7289 2007-08-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7291 * system.h: Activate -Wcast-qual as warning-only.
7293 2007-08-29 Paolo Bonzini <bonzini@gnu.org>
7296 * config/rs6000/rs6000.c (compare_section_name): New function.
7297 (rs6000_elf_in_small_data_p): Compare section prefixes instead
7300 2007-08-29 Olivier Hainque <hainque@adacore.com>
7302 * xcoffout.c: #include debug.h.
7303 * Makefile.in (xcoffout.o): Add debug.h dependency.
7305 2007-08-29 Uros Bizjak <ubizjak@gmail.com>
7307 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7308 Change CONST_VECTOR_ELT to XVECEXP in elem calculation.
7310 2007-08-29 Richard Guenther <rguenther@suse.de>
7312 * tree-pretty-print.c (dump_generic_node): Print
7313 label DECL_UID as D.%u.
7314 * tree-dfa.c (dump_variable): Print DECL_UID as D.%u.
7316 2007-08-29 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
7318 * builtin-types.def (BT_FN_PTR_PTR_SIZE): New type.
7319 * builtins.def (BUILT_IN_REALLOC): New builtin.
7321 2007-08-29 Douglas Gregor <doug.gregor@gmail.com>
7324 * tree.c (build_type_attribute_qual_variant): Set canonical types
7325 on the final, unqualified attribute variant before building the
7328 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7330 * config/bfin/bfin.c (bfin_expand_builtin): Fix the argument
7331 order of __builtin_bfin_cmplx_mac and __builtin_bfin_cmplx_msu.
7333 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7336 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7337 * config/bfin/bfin.md (composev2hi): Put operands into vector
7340 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7342 * config/bfin/bfin.md (composev2hi): Put operands into vector
7345 2007-08-29 Jie Zhang <jie.zhang@analog.com>
7347 * config/bfin/bfin.c (bfin_expand_call): Inline PLT with l1_text
7348 attribute when appropriate.
7349 (bfin_handle_l1_text_attribute): New.
7350 (bfin_handle_l1_data_attribute): New.
7351 (bfin_attribute_table): Add attributes: l1_text, l1_data,
7352 l1_data_A and l1_data_B.
7353 * doc/extend.texi (node Function Attributes): Document l1_text
7355 (Variable Attributes): Add Blackfin subsection. Document l1_data,
7356 l1_data_A and l1_data_B variable attributes.
7358 2007-08-28 Jie Zhang <jie.zhang@analog.com>
7360 * config/bfin/bfin.opt (minline-plt): Add.
7361 * config/bfin/bfin.c (bfin_expand_call): Inline PLT when emit
7362 call to global functions.
7363 * doc/invoke.texi (Option Summary): Mention -minline-plt.
7364 (Blackfin Options): Document -minline-plt.
7366 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7368 * config/m68k/m68k.c (m68k_get_function_kind): Assert we're never
7369 given a non-function.
7370 (m68k_ok_for_sibcall_p): Only sibcall functions of the same kind.
7372 2007-08-28 DJ Delorie <dj@redhat.com>
7374 * config/sh/sh.c (sh_gimplify_va_arg_expr): Fix sh2a support.
7376 2007-08-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7378 * system.h (CONST_CAST): Avoid union for gcc-4.0.x.
7380 2007-08-28 Richard Guenther <rguenther@suse.de>
7382 * tree.h (struct tree_function_decl): Increase size of
7383 function_code bitfield.
7385 2007-08-28 Nathan Sidwell <nathan@codesourcery.com>
7386 Kazu Hirata <kazu@codesourcery.com>
7388 * config/m68k/linux.h
7389 (M68K_HONOR_TARGET_STRICT_ALIGNMENT): Redefine as 0.
7390 * config/m68k/m68k.c (TARGET_RETURN_IN_MEMORY): New.
7391 (m68k_return_in_memory): New.
7392 * config/m68k/m68k.h (M68K_HONOR_TARGET_STRICT_ALIGNMENT):
7395 2007-08-28 Uros Bizjak <ubizjak@gmail.com>
7398 * simplify-rtx.c (simplify_binary_operation_1) [VEC_SELECT]:
7399 Simplify nested VEC_SELECT (with optional VEC_CONCAT operator as
7400 operand) when top VEC_SELECT extracts scalar element.
7401 * config/i386/sse.md (*vec_extract_v4si_mem): New pattern.
7402 (*vec_extract_v4sf_mem): Ditto.
7404 2007-08-28 Jakub Jelinek <jakub@redhat.com>
7407 * passes.c (init_optimization_passes): Move pass_df_finish
7408 after pass_postreload sublist.
7410 PR rtl-optimization/33148
7411 * simplify-rtx.c (simplify_unary_operation_1): Only optimize
7412 (neg (lt X 0)) if X has scalar int mode.
7415 * dwarf2out.c (rtl_for_decl_init): If vector decl has CONSTRUCTOR
7416 initializer, use build_vector_from_ctor if possible to create
7417 VECTOR_CST out of it. If vector initializer is not VECTOR_CST
7418 even after this, return NULL.
7420 2007-08-28 Gabriel Dos Reis <gdr@integrable-solutions.net>
7422 * c-pretty-print.c (pp_c_constant): Handle COMPLEX_CST.
7424 2007-08-28 Richard Guenther <rguenther@suse.de>
7426 * tree.h (DECL_DISREGARD_INLINE_LIMITS): New.
7427 (struct tree_function_decl): Make function_code a bitfield.
7428 Add disregard_inline_limits flag.
7429 * cgraphunit.c (cgraph_process_new_functions): Check
7430 DECL_DISREGARD_INLINE_LIMITS instead of disregard_inline_limits_p.
7431 (cgraph_preserve_function_body_p): Likewise.
7432 * ipa-inline.c (compute_inline_parameters): Likewise.
7433 * c-decl.c (finish_function): Set DECL_DISREGARD_INLINE_LIMITS
7434 for GNU C extern inline functions.
7435 (merge_decls): Merge DECL_DISREGARD_INLINE_LIMITS.
7436 * tree-inline.c (disregard_inline_limits_p): Remove.
7437 * tree-inline.h (disregard_inline_limits_p): Likewise.
7438 * c-common.c (handle_always_inline_attribute): Set
7439 DECL_DISREGARD_INLINE_LIMITS.
7440 * langhooks.c (add_builtin_function): Verify the function code
7441 fits in the bitfield.
7443 2007-08-28 Mircea Namolaru <namolaru@il.ibm.com>
7444 Vladimir Yanovsky <yanov@il.ibm.com>
7445 Revital Eres <eres@il.ibm.com>
7446 Andrey Belevantsev <abel@ispras.ru>
7448 * config/spu/spu.md: Recognize doloop pattern when -fmodulo-sched
7450 * modulo-sched.c: Add documentation regarding do-loop.
7451 (doloop_register_get): Change number of arguments to support
7452 the new do-loop pattern and check whether COUNT_REG has no other
7453 occurences in the loop besides in the control part.
7454 (duplicate_insns_of_cycles): Do not duplicate the insn which
7455 changes count_reg as it is already adjusted.
7456 (generate_prolog_epilog): New argument to support the new
7457 do-loop pattern. Change the subtract instruction to use
7458 expand_simple_binop. Call duplicate_insns_of_cycles with new
7460 (sms_schedule): Call doloop_register_get and
7461 generate_prolog_epilog with new argument. Do not handle loops
7462 with single sets insns with subreg in their lhs.
7463 * loop-doloop.c (doloop_optimize): Support for another do-loop
7465 (doloop_condition_get): Gets an instruction instead of a pattern
7466 and change the return condition when the do-loop pattern is
7468 * ddg.c (create_ddg_dep_from_intra_loop_link): Handle only reg
7469 deps when considering to not create edges.
7471 2007-08-27 Alexandre Oliva <aoliva@redhat.com>
7473 * doc/extend.texi (gnu_inline funtion attribute): Document C++
7476 2007-08-27 Jason Merrill <jason@redhat.com>
7479 * gimplify.c (gimplify_modify_expr): Discard the assignment of
7480 zero-sized types after calling gimplify_modify_expr_rhs.
7482 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7484 * regclass.c (init_reg_autoinc): Fix typo.
7486 2007-08-27 Daniel Berlin <dberlin@dberlin.org>
7488 Fix PR tree-optimization/33173
7489 * tree-ssa-alias.c (find_used_portions): Fix reversed test.
7491 2007-08-27 H.J. Lu <hongjiu.lu@intel.com>
7494 * config/i386/i386.h (VALID_DFP_MODE_P): New.
7495 * config/i386/i386.c (ix86_hard_regno_mode_ok): Allow DFP in
7498 2007-08-27 Sandra Loosemore <sandra@codesourcery.com>
7499 David Ung <davidu@mips.com>
7500 Nigel Stephens <nigel@mips.com>
7502 Separate target-specific initialization from general
7503 back-end initialization.
7505 * toplev.c (init_alignments): New, split out from...
7506 (process_options): ...here.
7507 (backend_init_target): New, split out from...
7508 (backend_init): ...here.
7509 (lang_dependent_init_target): New, split out from...
7510 (lang_dependent_init): ...here.
7511 (target_reinit): New.
7512 * toplev.h (target_reinit): Declare.
7513 * expr.c (init_expr_target): Renamed from init_expr_once, since it
7514 now can be called more than once. Update comments.
7515 * expr.h (init_expr_target): Likewise.
7516 * alias.c (init_alias_target): Renamed from init_alias_once, since it
7517 now can be called more than once. Explicitly zero
7518 static_reg_base_value.
7519 * emit-rtl.c (init_emit_regs): New, split out from...
7520 (init_emit_once): Here.
7521 * regclass.c (initial_fixed_regs, initial_call_used_regs): Make
7522 non-const, so that changes from command-line arguments can overwrite
7523 values provided by the static initializers.
7524 (initial_call_really_used_regs): New, used similarly to the above.
7525 (initial_reg_names): Likewise.
7526 (last_mode_for_init_move_cost): Promoted function-local static to
7527 file-scope static to make it accessible outside init_move_cost.
7528 (init_reg_sets): Do not initialize fixed_regs and call_used_regs yet.
7529 Do not initialize inv_reg_alloc_order yet, either. Do initialize
7530 reg_names since it is needed for parsing command-line options.
7531 (init_move_cost): Use last_mode_for_init_move_cost instead of
7532 function-local static.
7533 (init_reg_sets_1): Initialize fixed_regs, call_used_regs, and
7534 call_really_used_regs now. Reinitialize reg_names. Also
7535 initialize inv_reg_alloc_order. Zero reg_class_subunion and
7536 reg_class_superunion. Clear losing_caller_save_reg_set.
7537 Preserve global registers if called more than once. Reset
7538 move cost, may_move_in_cost, may_move_out_cost, and
7539 last_mode_for_init_move_cost.
7540 (init_reg_modes_target): Renamed from init_reg_modes_once, since it
7541 can now be invoked more than once. Update comments.
7542 (init_regs): Update comments.
7543 (fix_register): Update initial_fixed_regs, initial_call_used_regs,
7544 and initial_call_really_used_regs, instead of the non-initial
7545 variables. This allows us to save the command-line register settings
7546 after target reinitialization.
7547 (init_reg_autoinc): Zero forbidden_inc_dec_classes.
7548 * rtl.h (init_emit_regs): Declare.
7549 (init_reg_modes_target, init_alias_target): Renamed as described
7551 * reload1.c (init_reload): Update comments.
7552 * optabs.c (init_optabs): Likewise.
7553 * cfgloopanal.c (init_set_costs): Explicitly zero target_avail_regs.
7555 2007-08-26 Chao-ying Fu <fu@mips.com>
7557 * rtl.h (XCNMPFV): Preserve const-ness of parameters through use of
7560 2007-08-26 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7562 * alias.c (memory_modified_1, memory_modified_in_insn_p):
7564 * basic-block.h (tree_predicted_by_p, rtl_predicted_by_p):
7566 * bb-reorder.c (copy_bb_p): Likewise.
7567 * cfghooks.c (can_remove_branch_p, can_merge_blocks_p,
7568 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7569 block_ends_with_condjump_p): Likewise.
7570 * cfghooks.h (can_remove_branch_p, can_merge_blocks_p,
7571 predicted_by_p, can_duplicate_block_p, block_ends_with_call_p,
7572 block_ends_with_condjump_p): Likewise.
7573 * cfglayout.c (cfg_layout_can_duplicate_bb_p): Likewise.
7574 * cfgrtl.c (can_delete_note_p, can_delete_label_p,
7575 rtl_can_merge_blocks, cfg_layout_can_merge_blocks_p,
7576 rtl_block_ends_with_call_p, rtl_block_ends_with_condjump_p,
7577 need_fake_edge_p, rtl_can_remove_branch_p): Likewise.
7578 * dbxout.c (dbx_debug_hooks, xcoff_debug_hooks): Use
7579 debug_true_const_tree instad of debug_true_tree.
7580 * debug.c (do_nothing_debug_hooks): Likewise.
7581 * debug.h (ignore_block, debug_true_const_tree): Constify.
7582 * dwarf2out.c (stack_adjust_offset, clobbers_queued_reg_save,
7583 dwarf2out_ignore_block, is_pseudo_reg, is_tagged_type,
7584 decl_ultimate_origin, block_ultimate_origin, lookup_decl_loc,
7585 same_dw_val_p, add_ranges, is_subrange_type, type_is_enum,
7586 dbx_reg_number, is_based_loc, field_type,
7587 simple_type_align_in_bits, simple_decl_align_in_bits,
7588 simple_type_size_in_bits, field_byte_offset, insert_float,
7589 type_tag, member_declared_type, is_redundant_typedef,
7590 secname_for_decl, is_inlined_entry_point): Likewise.
7591 * emit-rtl.c (const_next_insn, const_previous_insn,
7592 const_next_nonnote_insn, const_prev_nonnote_insn,
7593 const_next_real_insn, const_prev_real_insn,
7594 const_next_active_insn, const_prev_active_insn, const_next_label,
7595 const_prev_label): Likewise.
7596 * except.h (lookup_stmt_eh_region_fn, lookup_stmt_eh_region):
7598 * haifa-sched.c (may_trap_exp, haifa_classify_insn,
7599 find_set_reg_weight, no_real_insns_p, find_set_reg_weight,
7600 sched_insn_is_legitimate_for_speculation_p): Likewise.
7601 * jump.c (reversed_comparison_code_parts,
7602 reversed_comparison_code, reversed_comparison, condjump_label):
7604 * predict.c (rtl_predicted_by_p, tree_predicted_by_p): Likewise.
7605 * reg-stack.c (stack_regs_mentioned_p, stack_regs_mentioned):
7607 * rtl.h (const_previous_insn, const_next_insn,
7608 const_prev_nonnote_insn, const_next_nonnote_insn,
7609 const_prev_real_insn, const_next_real_insn,
7610 const_prev_active_insn, const_next_active_insn, const_prev_label,
7611 const_next_label, modified_between_p, modified_in_p,
7612 const_note_storeskeep_with_call_p, condjump_label,
7613 reversed_comparison, reversed_comparison_code,
7614 reversed_comparison_code_parts, memory_modified_in_insn_p,
7615 stack_regs_mentioned): Likewise.
7616 * rtlanal.c (modified_between_p, modified_in_p, const_note_stores,
7617 keep_with_call_p): Likewise.
7618 * sched-deps.c (deps_may_trap_p, sched_get_condition,
7619 conditions_mutex_p, sched_insns_conditions_mutex_psd_next_list,
7620 sd_lists_size, sd_lists_empty_p): Likewise.
7621 * sched-int.h (sched_insns_conditions_mutex_p,
7622 haifa_classify_insn, no_real_insns_p,
7623 sched_insn_is_legitimate_for_speculation_p, sd_next_list,
7624 sd_lists_size, sd_lists_empty_p): Likewise.
7625 * sdbout.c (sdb_debug_hooks): Likewise.
7626 * tree-cfg.c (tree_can_merge_blocks_p, is_ctrl_altering_stmt,
7627 stmt_ends_bb_p, tree_can_remove_branch_p, tree_can_duplicate_bb_p,
7628 -tree_block_ends_with_call_p, tree_block_ends_with_condjump_p):
7630 * tree-eh.c (lookup_stmt_eh_region_fn, lookup_stmt_eh_region,
7631 tree_can_throw_internal): Likewise.
7632 * tree-flow-inline.h (phi_nodes): Likewise.
7633 * tree-flow.h (phi_nodesstmt_ends_bb_p, is_ctrl_altering_stmt,
7634 tree_can_throw_internal, lookup_stmt_eh_region): Likewise.
7635 * tree-gimple.c (const_get_call_expr_in): Likewise.
7636 * tree-gimple.h (const_get_call_expr_in): Likewise.
7637 * tree.c (const_lookup_attribute, attribute_list_equal,
7638 attribute_list_contained): Likewise.
7639 * tree.h (attribute_list_equal, attribute_list_contained,
7640 const_lookup_attribute): Likewise.
7641 * vmsdbgout.c (vmsdbgout_ignore_block): Likewise.
7643 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7645 * tree-ssa-sccvn.c, tree-ssa-sccvn.h, tree-vn.c,
7646 tree-ssa-pre.c: Remove unnecessary trailing whitespace.
7648 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7651 * config/alpha/constraints.md: Delete "svn:mime-type" property
7652 with svn propdel "svn:mime-type".
7654 2007-08-26 H.J. Lu <hongjiu.lu@intel.com>
7657 * ifcvt.c (noce_get_alt_condition): Make sure that the previous
7658 non NOTE insn doesn't cross basic block.
7659 (noce_try_abs): Likewise.
7660 (noce_process_if_block): Likewise.
7662 2007-08-26 David Edelsohn <edelsohn@gnu.org>
7665 * config/rs6000/predicates.md (offsettable_mem_operand): Memory
7666 operand without auto-inc-dec.
7667 * config/rs6000/rs6000.md (floatsidf2_internal): Use
7668 offsettable_mem_operand.
7669 (floatunssidf2_internal): Same.
7670 (fix_truncdfsi2_internal): Same.
7671 (floatsidf_ppc64): Same.
7672 (floatunssidf_ppc64): Same.
7673 (fix_trunctfsi2_internal): Same.
7675 2007-08-26 Bernhard Fischer <aldot@gcc.gnu.org>
7678 * Makefile.in (libbackend.o): Add gcov-iov.h dependency and
7679 pass defines needed for version.c.
7681 2007-08-25 Joseph Myers <joseph@codesourcery.com>
7683 * configure.ac (--debug-prefix-map check): Change assembler
7684 version presumed to have feature to 2.18.
7685 * configure: Regenerate.
7687 2007-08-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7689 * c-common.c (vector_types_convertible_p,
7690 decl_with_nonnull_addr_p, c_promoting_integer_type_p,
7691 self_promoting_args_p): Constify.
7692 * c-common.h (has_c_linkage, decl_with_nonnull_addr_p,
7693 c_promoting_integer_type_p, self_promoting_args_p,
7694 anon_aggr_type_p, vector_types_convertible_p): Likewise.
7695 * c-decl.c (anon_aggr_type_p): Likewise.
7696 * * c-dump.c (dump_stmt): Likewise.
7697 * c-objc-common.c (has_c_linkage): Likewise.
7698 * c-tree.h (same_translation_unit_p): Likewise.
7699 * c-typeck.c (null_pointer_constant_p,
7700 tagged_types_tu_compatible_p, function_types_compatible_p,
7701 type_lists_compatible_p, lvalue_or_else, lvalue_p,
7702 comptypes_internal, struct tagged_tu_seen_cache,
7703 same_translation_unit_p, alloc_tagged_tu_seen_cache,
7704 c_size_in_bytes): Likewise.
7705 * ggc-common.c (compare_ptr_data, hash_descriptor, eq_descriptor,
7706 hash_ptr, eq_ptr): Likewise.
7707 * langhooks-def.h (lhd_decl_ok_for_sibcall,
7708 LANG_HOOKS_OMP_PRIVATIZE_BY_REFERENCE): Likewise.
7709 * langhooks.c (lhd_decl_ok_for_sibcall): Likewise.
7710 * langhooks.h (ok_for_sibcall, omp_privatize_by_reference):
7712 * optabs.c (optab_for_tree_code): Likewise.
7713 * optabs.h (optab_for_tree_code): Likewise.
7714 * rtl.h (simplify_rtx): Likewise.
7715 * simplify-rtx.c (simplify_rtx): Likewise.
7716 * tree-dump.c (queue, queue_and_dump_index, queue_and_dump_type,
7717 dump_flag, dump_node): Likewise.
7718 * tree-dump.h (struct dump_info, dump_stmt, queue_and_dump_index,
7719 queue_and_dump_type, dump_flag): Likewise.
7720 * tree-flow.h (vect_can_force_dr_alignment_p): Likewise.
7721 * tree-pass.h (dump_node): Likewise.
7722 * tree-vectorizer.c (vect_can_force_dr_alignment_p,
7723 supportable_narrowing_operation): Likewise.
7724 * tree-vectorizer.h (vect_can_force_dr_alignment_p,
7725 supportable_narrowing_operation): Likewise.
7726 * tree-vrp.c (needs_overflow_infinity, supports_overflow_infinity,
7727 is_negative_overflow_infinity, is_positive_overflow_infinity,
7728 is_overflow_infinity, vrp_val_is_max, vrp_val_is_min,
7729 nonnull_arg_p, get_value_range, vrp_operand_equal_p,
7730 update_value_range, add_equivalence, ssa_name_nonnegative_p,
7731 ssa_name_nonzero_p, fp_predicate): Likewise.
7732 * tree.c (auto_var_in_fn_p, empty_body_p): Likewise.
7733 * tree.h (empty_body_p, auto_var_in_fn_p, ssa_name_nonzero_p,
7734 ssa_name_nonnegative_p): Likewise.
7736 2007-08-25 Hans Kester <hans.kester@ellips.nl>
7738 * config.gcc : Add x86_64-elf target.
7740 2007-08-25 Jakub Jelinek <jakub@redhat.com>
7742 * expr.c (store_expr): Fix order of store_by_pieces arguments.
7744 2007-08-24 Sandra Loosemore <sandra@codesourcery.com>
7745 Nigel Stephens <nigel@mips.com>
7749 * doc/tm.texi (SET_RATIO, SET_BY_PIECES_P): Document new macros.
7750 (STORE_BY_PIECES_P): No longer applies to __builtin_memset.
7751 * expr.c (SET_BY_PIECES_P): Define.
7752 (can_store_by_pieces, store_by_pieces): Add MEMSETP argument; use
7753 it to decide whether to use SET_BY_PIECES_P or STORE_BY_PIECES_P.
7754 (store_expr): Pass MEMSETP argument to can_store_by_pieces and
7756 * expr.h (SET_RATIO): Define.
7757 (can_store_by_pieces, store_by_pieces): Update prototypes.
7758 * builtins.c (expand_builtin_memcpy): Pass MEMSETP argument to
7759 can_store_by_pieces/store_by_pieces.
7760 (expand_builtin_memcpy_args): Likewise.
7761 (expand_builtin_strncpy): Likewise.
7762 (expand_builtin_memset_args): Likewise. Also remove special case
7763 for optimize_size so that can_store_by_pieces/SET_BY_PIECES_P can
7764 decide what to do instead.
7765 * value-prof.c (tree_stringops_transform): Pass MEMSETP argument
7766 to can_store_by_pieces.
7768 * config/sh/sh.h (SET_BY_PIECES_P): Clone from STORE_BY_PIECES_P.
7769 * config/s390/s390.h (SET_BY_PIECES_P): Likewise.
7771 * config/mips/mips.opt (mmemcpy): Change from Var to Mask.
7772 * config/mips/mips.c (override_options): Make -Os default to -mmemcpy.
7773 * config/mips/mips.h (MIPS_CALL_RATIO): Define.
7774 (MOVE_RATIO, CLEAR_RATIO, SET_RATIO): Define.
7775 (STORE_BY_PIECES_P): Define.
7777 2007-08-24 Tom Tromey <tromey@redhat.com>
7779 * varpool.c (varpool_last_needed_node): Fix comment typo.
7780 * c-decl.c (duplicate_decls): Fix comment typo.
7781 (clone_underlying_type): Update comment.
7783 2007-08-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
7785 * config/alpha/alpha.c (alpha_mangle_type, decl_has_samegp,
7786 alpha_in_small_data_p, alpha_split_complex_arg,
7787 alpha_stdarg_optimize_hook, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7789 * config/arm/arm-protos.h (arm_mangle_type): Likewise.
7790 * config/arm/arm.c (arm_comp_type_attributes, arm_mangle_type):
7792 * config/bfin/bfin.c (funkind, bfin_comp_type_attributes,
7793 TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7794 * config/darwin-protos.h (darwin_binds_local_p): Likewise.
7795 * config/darwin.c (darwin_binds_local_p): Likewise.
7796 * config/frv/frv.c (frv_string_begins_with, frv_in_small_data_p):
7798 * config/i386/i386-protos.h (i386_pe_binds_local_p,
7799 i386_pe_valid_dllimport_attribute_p): Likewise.
7800 * config/i386/i386.c (ix86_function_regparm,
7801 ix86_comp_type_attributes, ix86_ms_bitfield_layout_p,
7802 x86_can_output_mi_thunk, ix86_mangle_type,
7803 TARGET_USE_BLOCKS_FOR_CONSTANT_P): Likewise.
7804 * config/i386/winnt.c (i386_pe_valid_dllimport_attribute_p,
7805 i386_pe_binds_local_p): Likewise.
7806 * config/ia64/ia64.c
7807 (ia64_first_cycle_multipass_dfa_lookahead_guard_spec,
7808 ia64_needs_block_p, ia64_in_small_data_p, ia64_mangle_type,
7809 ia64_invalid_conversion, ia64_invalid_unary_op,
7810 ia64_invalid_binary_op, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7812 * config/m32c/m32c.c (m32c_comp_type_attributes): Likewise.
7813 * config/m32r/m32r.c (m32r_in_small_data_p): Likewise.
7814 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Likewise.
7815 * config/mips/mips.c (mips_use_blocks_for_constant_p,
7816 mips_in_small_data_p, mips_use_anchors_for_symbol_p,
7817 mips_comp_type_attributes, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7818 mips_near_type_p, mips_far_type_p, mips_global_symbol_p,
7819 mips_symbol_binds_local_p, mips_classify_symbol): Likewise.
7820 * config/pa/pa.c (pa_commutative_p): Likewise.
7821 * config/rs6000/rs6000-protos.h (rs6000_elf_in_small_data_p):
7823 * config/rs6000/rs6000.c (rs6000_invalid_within_doloop,
7824 rs6000_ms_bitfield_layout_p, rs6000_mangle_type,
7825 rs6000_use_blocks_for_constant_p,
7826 rs6000_vector_alignment_reachable, rs6000_is_opaque_type,
7827 invalid_arg_for_unprototyped_fn, TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7828 TARGET_SPLIT_COMPLEX_ARG, rs6000_elf_in_small_data_p): Likewise.
7829 * config/s390/s390.c (s390_mangle_type,
7830 TARGET_ASM_CAN_OUTPUT_MI_THUNK, TARGET_INVALID_WITHIN_DOLOOP):
7832 * config/score/score.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7833 th_in_small_data_p): Likewise.
7834 * config/sh/sh.c (sh_ms_bitfield_layout_p,
7835 sh_dwarf_calling_convention, TARGET_ASM_CAN_OUTPUT_MI_THUNK):
7837 * config/sparc/sparc.c (sparc_can_output_mi_thunk,
7838 sparc_mangle_type): Likewise.
7839 * config/spu/spu.c (spu_vector_alignment_reachable): Likewise.
7840 * config/xtensa/xtensa.c (TARGET_SPLIT_COMPLEX_ARG): Likewise.
7841 * emit-rtl.c (const_fixed_htab_hash, const_fixed_htab_eq):
7843 * hooks.c (hook_bool_mode_const_rtx_false,
7844 hook_bool_mode_const_rtx_true,
7845 hook_bool_const_tree_hwi_hwi_const_tree_false,
7846 hook_bool_const_tree_hwi_hwi_const_tree_true,
7847 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7848 hook_constcharptr_const_tree_null,
7849 hook_constcharptr_const_rtx_null,
7850 hook_constcharptr_const_tree_const_tree_null,
7851 hook_constcharptr_int_const_tree_null,
7852 hook_constcharptr_int_const_tree_const_tree_null): New.
7853 (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7854 hook_bool_tree_hwi_hwi_tree_false,
7855 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7856 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7857 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7858 hook_constcharptr_int_tree_null,
7859 hook_constcharptr_int_tree_tree_null): Delete.
7860 (default_can_output_mi_thunk_no_vcall): Constify.
7861 * hooks.h (hook_bool_mode_rtx_false, hook_bool_mode_rtx_true,
7862 hook_bool_tree_hwi_hwi_tree_false,
7863 hook_bool_tree_hwi_hwi_tree_true, hook_int_tree_0,
7864 hook_int_tree_tree_1, hook_constcharptr_tree_null,
7865 hook_constcharptr_rtx_null, hook_constcharptr_tree_tree_null,
7866 hook_constcharptr_int_tree_null,
7867 hook_constcharptr_int_tree_tree_null): Delete.
7868 (hook_bool_mode_const_rtx_false, hook_bool_mode_const_rtx_true,
7869 hook_bool_const_tree_hwi_hwi_const_tree_false,
7870 hook_bool_const_tree_hwi_hwi_const_tree_true,
7871 hook_int_const_tree_0, hook_int_const_tree_const_tree_1,
7872 hook_constcharptr_const_tree_null,
7873 hook_constcharptr_const_rtx_null,
7874 hook_constcharptr_const_tree_const_tree_null,
7875 hook_constcharptr_int_const_tree_null,
7876 hook_constcharptr_int_const_tree_const_tree_null): New.
7877 (default_can_output_mi_thunk_no_vcall): Constify.
7878 * integrate.c (function_attribute_inlinable_p): Likewise.
7879 * integrate.h (function_attribute_inlinable_p): Likewise.
7880 * jump.c (rtx_renumbered_equal_p): Likewise.
7881 * output.h (decl_readonly_section, categorize_decl_for_section,
7882 default_use_anchors_for_symbol_p, default_binds_local_p,
7883 default_binds_local_p_1): Likewise.
7884 * rtl.h (rtx_renumbered_equal_p, decl_default_tls_model):
7886 * target-def.h (TARGET_ASM_CAN_OUTPUT_MI_THUNK,
7887 TARGET_VALID_DLLIMPORT_ATTRIBUTE_P, TARGET_VECTOR_OPAQUE_P,
7888 TARGET_COMMUTATIVE_P, TARGET_USE_BLOCKS_FOR_CONSTANT_P,
7889 TARGET_COMP_TYPE_ATTRIBUTES,
7890 TARGET_FUNCTION_ATTRIBUTE_INLINABLE_P,
7891 TARGET_MS_BITFIELD_LAYOUT_P, TARGET_MANGLE_TYPE,
7892 TARGET_IN_SMALL_DATA_P, TARGET_INVALID_CONVERSION,
7893 TARGET_INVALID_UNARY_OP, TARGET_INVALID_BINARY_OP,
7894 TARGET_DWARF_CALLING_CONVENTION): Likewise.
7895 * target.h (can_output_mi_thunk, needs_block_p,
7896 first_cycle_multipass_dfa_lookahead_guard_spec,
7897 vector_alignment_reachable, comp_type_attributes,
7898 function_attribute_inlinable_p, ms_bitfield_layout_p, mangle_type,
7899 commutative_p, use_blocks_for_constant_p,
7900 use_anchors_for_symbol_p, in_small_data_p, binds_local_p,
7901 vector_opaque_p, dwarf_calling_convention, stdarg_optimize_hook,
7902 invalid_within_doloop, valid_dllimport_attribute_p,
7903 split_complex_arg, invalid_arg_for_unprototyped_fn,
7904 invalid_conversion, invalid_unary_op, invalid_binary_op):
7906 * targhooks.c (default_invalid_within_doloop,
7907 hook_invalid_arg_for_unprototyped_fn,
7908 default_builtin_vector_alignment_reachable): Likewise.
7909 (hook_bool_rtx_commutative_p): Delete.
7910 (hook_bool_const_rtx_commutative_p): New.
7911 * targhooks.h (default_invalid_within_doloop,
7912 default_builtin_vector_alignment_reachable,
7913 hook_invalid_arg_for_unprototyped_fn): Constify.
7914 (hook_bool_rtx_commutative_p): Delete.
7915 (hook_bool_const_rtx_commutative_p): New.
7916 * varasm.c (bss_initializer_p, decl_default_tls_model,
7917 categorize_decl_for_section, decl_readonly_section,
7918 default_use_anchors_for_symbol_p, default_binds_local_p,
7919 default_binds_local_p_1): Constify.
7921 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7923 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS): Define
7924 __NO_BUILTIN if -fno-builtin.
7926 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7928 * config/bfin/bfin.c (print_operand): Report error instead of
7929 ICE for wrong operand.
7931 2007-08-24 Michael Matz <matz@suse.de>
7933 * Makefile.in (GTFILES_H): Use $(patsubst) instead of $(subst).
7935 2007-08-24 Richard Guenther <rguenther@suse.de>
7938 * tree-ssa.c (useless_type_conversion_p): Split into a
7939 recursive and a non-recursive part.
7940 (useless_type_conversion_p_1): New function.
7941 * tree-ssa-ccp.c (fold_stmt_r): Make sure that the result
7942 from maybe_fold_offset_to_reference is trivially convertible
7943 to the desired type before doing the simplification.
7945 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7947 * expr.c (store_expr): Optimize initialization of an array
7949 * expr.h (builtin_strncpy_read_str): New prototype.
7950 * builtins.c (builtin_strncpy_read_str): Remove prototype.
7953 2007-08-24 Uros Bizjak <ubizjak@gmail.com>
7956 * ifcvt.c (noce_find_if_block): Do not clear if_info.cond_earliest
7957 field when initializing if_info structure.
7959 2007-08-24 Richard Guenther <rguenther@suse.de>
7961 * Makefile.in (tree-inline.o): Add $(TARGET_H) and $(INTEGRATE_H)
7963 * c-objc-common.c (c_cannot_inline_tree_fn): Remove.
7964 * langhooks.c (lhd_tree_inlining_cannot_inline_tree_fn): Likewise.
7965 * tree-inline.c (inlinable_function_p): Fold in common parts of
7966 the cannot_inline_tree_fn langhook.
7967 * langhooks-def.h (lhd_tree_inlining_cannot_inline_tree_fn): Remove.
7968 (LANG_HOOKS_TREE_INLINING_CANNOT_INLINE_TREE_FN): Likewise.
7969 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
7970 cannot_inline_tree_fn langhook.
7971 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
7972 cannot_inline_tree_fn member.
7974 2007-08-24 Richard Guenther <rguenther@suse.de>
7976 * expr.c (get_inner_reference): Do computation of bitoffset
7977 from offset in a way we can detect overflow reliably.
7979 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7981 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define for uClibc.
7983 2007-08-24 Jie Zhang <jie.zhang@analog.com>
7985 * config/bfin/bfin.opt (mfast-fp): Add.
7986 * config/bfin/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Let
7987 libbffastfp override libgcc if -mfast-fp.
7988 * config/bfin/bfin.h (LINK_GCC_C_SEQUENCE_SPEC): Likewise.
7989 * doc/invoke.texi (Option Summary): Mention -mfast-fp.
7990 (Blackfin Options): Document -mfast-fp.
7992 2007-08-24 Jakub Jelinek <jakub@redhat.com>
7994 PR tree-optimization/32573
7996 * tree-data-ref.c (initialize_data_dependence_relation): Clear
7997 DDR_SUBSCRIPTS, DDR_DIR_VECTS and DDR_DIST_VECTS at the beginning.
7998 (finalize_ddr_dependent): Clear DDR_SUBSCRIPTS after freeing it.
7999 (build_classic_dist_vector): Return false rather than true if
8000 DDR_ARE_DEPENDENT is non-NULL at the beginning. Return false
8001 if either subscript_dependence_tester_1 or build_classic_dist_vector_1
8002 returned false. Don't call save_dist_v before calling
8003 build_classic_dist_vector_1.
8004 (free_dependence_relation): Don't guard freeing DDR_SUBSCRIPTS
8005 with NULL DDR_ARE_DEPENDENT. Also free DDR_DIST_VECTS and/or
8006 DDR_DIR_VECTS vectors.
8008 2007-08-23 Brian Sidebotham <brian.sidebotham@gmail.com>
8010 * configure.ac (leb128): Modify sed statement to work with any
8011 binutils version string.
8012 * configure: Regenerate
8014 2007-08-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
8016 * config/arc/arc-protos.h arc_select_cc_mode, gen_compare_reg):
8017 Wrap in RTX_CODE macro guard.
8018 * config/arm/pe.c (arm_dllexport_p, arm_dllimport_p,
8019 arm_dllexport_name_p, arm_dllimport_name_p, arm_mark_dllexport,
8020 arm_mark_dllimport, arm_pe_encode_section_info,
8021 arm_pe_unique_section): Use ISO-C function declarations.
8022 * config/c4x/c4x-c.c (c4x_parse_pragma, c4x_pr_CODE_SECTION,
8023 c4x_pr_DATA_SECTION, c4x_pr_FUNC_IS_PURE,
8024 c4x_pr_FUNC_NEVER_RETURNS, c4x_pr_INTERRUPT, c4x_pr_ignored):
8026 * config/iq2000/iq2000.h (ASM_OUTPUT_SKIP): Fix format warning.
8027 * config/m68hc11/m68hc11.h (ASM_OUTPUT_EXTERNAL): Undef before
8029 * config/mips/mips.h (ASM_DECLARE_OBJECT_NAME): Fix format
8031 * config/mn10300/mn10300.h (OUTPUT_ADDR_CONST_EXTRA): Likewise.
8032 * config/pdp11/pdp11.c (pdp11_output_function_epilogue): Likewise.
8033 (register_move_cost): Use ISO-C function declarations.
8034 * config/pdp11/pdp11.h (PRINT_OPERAND): Fix format warnings.
8035 * config/score/score-protos.h (score_declare_object): Add
8037 * config/score/score.h (ASM_DECLARE_OBJECT_NAME): Fix format
8039 * final.c (profile_function): Avoid empty if-bodies.
8042 * calls.c (must_pass_in_stack_var_size,
8043 must_pass_in_stack_var_size_or_pad): Constify.
8044 * config/alpha/alpha-protos.h (function_value): Likewise.
8045 * config/alpha/alpha.c (alpha_return_in_memory,
8046 alpha_pass_by_reference, function_value,
8047 unicosmk_must_pass_in_stack, TARGET_PROMOTE_FUNCTION_ARGS,
8048 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8050 * config/arc/arc.c (arc_return_in_memory, arc_pass_by_reference,
8051 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8052 TARGET_PROMOTE_PROTOTYPES): Likewise.
8053 * config/arm/arm-protos.h (arm_return_in_memory,
8054 arm_pad_arg_upward, arm_function_value): Likewise.
8055 * config/arm/arm.c (arm_pass_by_reference,
8056 arm_promote_prototypes, arm_return_in_msb, arm_must_pass_in_stack,
8057 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8058 arm_function_value, arm_return_in_memory, arm_pad_arg_upward):
8060 * config/arm/arm.h (ARM_DECLARE_FUNCTION_NAME): Likewise.
8061 * config/avr/avr-protos.h (avr_function_value): Likewise.
8062 * config/avr/avr.c (avr_return_in_memory,
8063 gas_output_limited_string, gas_output_ascii, avr_function_value,
8064 avr_return_in_memory): Likewise.
8065 * config/bfin/bfin-protos.h (bfin_return_in_memory): Likewise.
8066 * config/bfin/bfin.c (bfin_pass_by_reference,
8067 bfin_return_in_memory, TARGET_PROMOTE_PROTOTYPES,
8068 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN):
8070 * config/cris/cris.c (cris_pass_by_reference,
8071 TARGET_PROMOTE_FUNCTION_ARGS): Likewise.
8072 * config/crx/crx.c (crx_return_in_memory): Likewise.
8073 * config/darwin.c (function_base, machopic_function_base_name):
8075 * config/fr30/fr30.c (fr30_must_pass_in_stack,
8076 TARGET_PROMOTE_PROTOTYPES): Likewise.
8077 * config/frv/frv.c (frv_must_pass_in_stack): Likewise.
8078 * config/h8300/h8300.c (h8300_return_in_memory): Likewise.
8079 * config/i386/i386-protos.h (ix86_return_in_memory,
8080 ix86_sol10_return_in_memory): Likewise.
8081 * config/i386/i386.c (ix86_function_value,
8082 ix86_function_sseregparm, ix86_must_pass_in_stack,
8083 type_natural_mode, classify_argument, examine_argument,
8084 construct_container, ix86_pass_by_reference, function_value_32,
8085 function_value_64, ix86_function_value_1, return_in_memory_32,
8086 return_in_memory_64, return_in_memory_ms_64,
8087 ix86_return_in_memory, ix86_sol10_return_in_memory,
8088 TARGET_PROMOTE_PROTOTYPES): Likewise.
8089 * config/ia64/ia64-protos.h (ia64_function_value,
8090 ia64_hpux_function_arg_padding): Likewise.
8091 * config/ia64/ia64.c (hfa_element_mode, ia64_return_in_memory,
8092 ia64_function_value, bundle_state_hash, bundle_state_eq_p,
8093 ia64_hpux_function_arg_padding): Likewise.
8094 * config/iq2000/iq2000-protos.h (function_arg,
8095 iq2000_function_value): Likewise.
8096 * config/iq2000/iq2000.c (iq2000_return_in_memory,
8097 iq2000_pass_by_reference, TARGET_PROMOTE_FUNCTION_ARGS,
8098 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8099 function_arg, iq2000_function_value): Likewise.
8100 * config/m32c/m32c-protos.h (m32c_function_value,
8101 m32c_promote_function_return): Likewise.
8102 * config/m32c/m32c.c (m32c_pass_by_reference,
8103 m32c_promote_prototypes, m32c_promote_function_return,
8104 m32c_function_value): Likewise.
8105 * config/m32r/m32r.c (m32r_return_in_memory,
8106 m32r_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8107 m32r_in_small_data_p): Likewise.
8108 * config/m68hc11/m68hc11-protos.h (m68hc11_function_arg_padding):
8110 * config/m68hc11/m68hc11.c (m68hc11_return_in_memory,
8111 m68hc11_function_arg_padding): Likewise.
8112 * config/m68k/m68k-protos.h (m68k_function_value): Likewise.
8113 * config/m68k/m68k.c (TARGET_PROMOTE_PROTOTYPES,
8114 m68k_function_value): Likewise.
8115 * config/mcore/mcore-protos.h (mcore_num_arg_regs,
8116 mcore_function_value): Likewise.
8117 * config/mcore/mcore.c (handle_structs_in_regs,
8118 mcore_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8119 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8120 mcore_num_arg_regs, mcore_function_value): Likewise.
8121 * config/mips/mips-protos.h (mips_pad_arg_upward,
8122 mips_function_value): Likewise.
8123 * config/mips/mips.c (mips_fpr_return_fields, mips_return_in_msb,
8124 mips_return_in_memory, mips_pass_by_reference, mips_callee_copies,
8125 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8126 TARGET_PROMOTE_PROTOTYPES, mips_pad_arg_upward,
8127 mips_function_value): Likewise.
8128 * config/mmix/mmix-protos.h (mmix_function_outgoing_value):
8130 * config/mmix/mmix.c (mmix_pass_by_reference,
8131 TARGET_PROMOTE_FUNCTION_ARGS, mmix_function_outgoing_value,
8132 mmix_encode_section_info): Likewise.
8133 * config/mn10300/mn10300-protos.h (mn10300_function_value):
8135 * config/mn10300/mn10300.c (mn10300_return_in_memory,
8136 mn10300_pass_by_reference, TARGET_PROMOTE_PROTOTYPES,
8137 mn10300_function_value): Likewise.
8138 * config/mt/mt-protos.h (mt_function_value): Likewise.
8139 * config/mt/mt.c (mt_pass_by_reference, mt_function_value,
8140 mt_pass_in_stack, TARGET_PROMOTE_PROTOTYPES): Likewise.
8141 * config/pa/pa-protos.h (function_arg_padding, function_value,
8142 pa_return_in_memory): Likewise.
8143 * config/pa/pa.c (pa_pass_by_reference,
8144 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8145 function_arg_padding, function_value, pa_return_in_memory):
8147 * config/pdp11/pdp11.c (pdp11_return_in_memory): Likewise.
8148 * config/rs6000/rs6000-protos.h (rs6000_function_value,
8149 function_arg_padding): Likewise.
8150 * config/rs6000/rs6000.c (rs6000_return_in_memory,
8151 rs6000_darwin64_record_arg_recurse, rs6000_darwin64_record_arg,
8152 rs6000_pass_by_reference, rs6000_must_pass_in_stack,
8153 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8154 function_arg_padding, altivec_expand_dst_builtin,
8155 altivec_expand_builtin, rs6000_expand_builtin, spe_init_builtins,
8156 altivec_init_builtins, rs6000_common_init_builtins,
8157 rs6000_function_value): Likewise.
8158 * s390/s390-protos.h (s390_function_value): Likewise.
8159 * config/s390/s390.c (s390_function_arg_size,
8160 s390_pass_by_reference, s390_return_in_memory,
8161 s390_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8162 TARGET_PROMOTE_FUNCTION_RETURN): Likewise.
8163 * config/score/score-protos.h (score_function_value): Likewise.
8164 * config/score/score.c (score_arg_partial_bytes,
8165 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8166 TARGET_PROMOTE_PROTOTYPES, score_return_in_memory,
8167 score_pass_by_reference, score_add_offset, score_function_value):
8169 * config/sh/sh-protos.h (sh_attr_renesas_p,
8170 sh_promote_prototypes): Likewise.
8171 * config/sh/sh.c (sh_return_in_memory, sh_pass_by_reference,
8172 sh_callee_copies, sh_promote_prototypes, shcompact_byref,
8173 sh_attr_renesas_p): Likewise.
8174 * config/sparc/sparc-protos.h (function_value,
8175 function_arg_padding): Likewise.
8176 * config/sparc/sparc.c (sparc_promote_prototypes,
8177 sparc_return_in_memory, sparc_pass_by_reference,
8178 TARGET_PROMOTE_FUNCTION_ARGS, TARGET_PROMOTE_FUNCTION_RETURN,
8179 function_arg_record_value_2, function_arg_record_value_1,
8180 function_arg_record_value, function_arg_record_value,
8181 function_arg_padding, function_value): Likewise.
8182 * config/spu/spu-protos.h (spu_function_value): Likewise.
8183 * config/spu/spu.c (spu_pass_by_reference, spu_return_in_memory,
8184 spu_function_value): Likewise.
8185 * config/stormy16/stormy16-protos.h (xstormy16_function_value):
8187 * config/stormy16/stormy16.c (xstormy16_return_in_memory,
8188 xstormy16_function_value, TARGET_PROMOTE_FUNCTION_ARGS,
8189 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8191 * config/v850/v850.c (v850_return_in_memory,
8192 v850_pass_by_reference, TARGET_PROMOTE_PROTOTYPES): Likewise.
8193 * config/vax/vax.c (TARGET_PROMOTE_PROTOTYPES): Likewise.
8194 * config/xtensa/xtensa.c (xtensa_return_in_msb,
8195 xtensa_return_in_memory, TARGET_PROMOTE_FUNCTION_ARGS,
8196 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES):
8198 * explow.c (promote_mode, hard_function_value): Likewise.
8199 * expr.h (hard_function_value, promote_mode): Likewise.
8200 * function.c (aggregate_value_p): Likewise.
8201 * hooks.c (hook_bool_const_tree_true): New.
8202 * hooks.h (hook_bool_const_tree_true): New.
8203 * sdbout.c (SET_KNOWN_TYPE_TAG, plain_type_1): Constify.
8204 * target-def.h (TARGET_PROMOTE_FUNCTION_ARGS,
8205 TARGET_PROMOTE_FUNCTION_RETURN, TARGET_PROMOTE_PROTOTYPES,
8206 TARGET_RETURN_IN_MSB): Likewise.
8207 * target.h (promote_function_args, promote_function_return,
8208 promote_prototypes, return_in_memory, return_in_msb,
8209 pass_by_reference, must_pass_in_stack, callee_copies,
8210 function_value): Likewise.
8211 * targhooks.c (default_return_in_memory,
8212 hook_pass_by_reference_must_pass_in_stack,
8213 hook_callee_copies_named,
8214 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8215 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8216 default_function_value): Likewise.
8217 * targhooks.h (default_return_in_memory,
8218 hook_pass_by_reference_must_pass_in_stack,
8219 hook_callee_copies_named,
8220 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_false,
8221 hook_bool_CUMULATIVE_ARGS_mode_tree_bool_true,
8222 default_function_value): Likewise.
8223 * tree-ssa-structalias.c (const_equiv_class_label_t): New.
8224 (equiv_class_label_hash, equiv_class_label_eq): Constify.
8225 * tree-vectorizer.c (bb_in_loop_p): Likewise.
8226 * tree.c (needs_to_live_in_memory): Likewise.
8227 * tree.h (struct tree_type, needs_to_live_in_memory,
8228 aggregate_value_p, must_pass_in_stack_var_size,
8229 must_pass_in_stack_var_size_or_pad): Likewise.
8230 * vmsdbgout.c (write_debug_addr, write_debug_delta4,
8231 write_debug_string, ASM_OUTPUT_DEBUG_STRING, write_rtnbeg,
8232 lookup_filename): Likewise.
8234 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8237 * config/i386/i386.c (ix86_expand_fp_compare): Expand fp comparison to
8238 fake fcomi i387 instruction for !TARGET_CMOVE.
8239 (ix86_expand_branch): Expand natural sequence with one jump for
8240 all targets, not only TARGET_CMOVE.
8241 * config/i386/i386.md (*cmpfp_0_cc): New define_insn_and_split
8242 pattern to implement fake fcomi sequence. Split instruction after
8243 reload to correct compare sequences.
8244 (*cmpfp_xf_cc): Ditto.
8245 (*cmpfp_<mode>_cc): Ditto.
8246 (*cmpfp_u_cc): Ditto.
8247 (*cmpfp_<mode>_cc): Ditto.
8249 2007-08-23 Richard Guenther <rguenther@suse.de>
8251 * tree-pretty-print.c (dump_generic_node): Annotate
8252 GIMPLE_MODIFY_STMTs with volatile ops with "{v}".
8254 2007-08-23 Richard Guenther <rguenther@suse.de>
8256 * builtins.c (expand_builtin_mathfn): Wrap argument in
8257 save_expr directly instead of re-building the call.
8258 (expand_builtin_mathfn_2): Likewise.
8259 (expand_builtin_mathfn_3): Likewise.
8260 (expand_builtin_interclass_mathfn): Likewise.
8261 (expand_builtin_int_roundingfn): Set arg.
8262 (expand_builtin_int_roundingfn_2): Likewise.
8264 2007-08-23 Paolo Bonzini <bonzini@gnu.org>
8266 * config/i386/sse.md (*sse_and<mode>3, *sse_ior<mode>3,
8267 *sse_nand<mode>3, *sse_xor<mode>3): New.
8269 2007-08-23 Uros Bizjak <ubizjak@gmail.com>
8271 * config/i386/i386.h (PRINT_OPERAND_PUNCT_VALID_P): Add ';' code.
8272 * config/i386/i386.c (print_operand): Handle ';' code. Output
8273 semicolon for TARGET_MACHO.
8274 * config/i386/sync.md (*sync_compare_and_swap<mode>): Use '%;' to
8275 emit semicolon after 'lock' prefix.
8276 (sync_double_compare_and_swap<mode>): Ditto.
8277 (*sync_double_compare_and_swapdi_pic): Ditto.
8278 (*sync_compare_and_swap_cc<mode>): Ditto.
8279 (sync_double_compare_and_swap_cc<mode>): Ditto.
8280 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
8281 (sync_old_add<mode>): Ditto.
8282 (sync_add<mode>): Ditto.
8283 (sync_sub<mode>): Ditto.
8284 (sync_ior<mode>): Ditto.
8285 (sync_and<mode>): Ditto.
8286 (sync_xor<mode>): Ditto.
8288 2007-08-22 Chao-ying Fu <fu@mips.com>
8290 * rtl.c (rtx_code_size): Check CONST_FIXED to calcualte correct sizes
8292 (copy_rtx): Handle CONST_FIXED.
8293 (rtx_equal_p): Likewise.
8294 * rtl.h (fixed_value.h): New include.
8295 (rtx_def): Add a new field of fixed_value to u.
8296 (XCNMPFV): Define for accessing fixed_value.
8297 (CONST_FIXED_VALUE, CONST_FIXED_VALUE_HIGH, CONST_FIXED_VALUE_LOW):
8299 * rtl.def (CONST_FIXED): New constant.
8300 (SS_MULT, US_MULT, SS_DIV, US_DIV, FRACT_CONVERT,
8301 UNSIGNED_FRACT_CONVERT, SAT_FRACT, UNSIGNED_SAT_FRACT, US_NEG,
8302 US_ASHIFT): New codes.
8303 * doc/rtl.texi (Expressions): Document const_fixed, us_neg, ss_mult,
8304 us_mult, ss_div, us_div, us_ashift, fract_convert, sat_fract,
8305 unsigned_fract_convert, unsigned_sat_fract): Document them.
8306 * varasm.c (assemble_integer): Extend to support fixed-point constants
8307 by using different machine classes.
8308 (decode_addr_const): Handle FIXED_CST.
8309 (const_hash_1): Likewise.
8310 (compare_constant): Likewise.
8311 (copy_constant): Likewise.
8312 (const_rtx_hash_1): Handle CONST_FIXED.
8313 (output_constant_pool_2): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
8314 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
8316 (initializer_constant_valid_p): Handle FIXED_CST.
8317 (output_constant): Support FIXED_POINT_TYPE.
8318 * gengenrtl.c (excluded_rtx): Check CONST_FIXED to exclude.
8319 * cse.c (hash_rtx): Support CONST_FIXED.
8320 (exp_equiv_p): Likewise.
8321 (cannon_reg): Likewise.
8322 (fold_rtx): Likewise.
8323 (equiv_constant): Likewise.
8324 (cse_process_notes_1): Likewise.
8325 (count_reg_usage): Likewise.
8326 * cselib.c (entry_and_rtx_equal_p): Check CONST_FIXED.
8327 (rtx_equal_for_cselib_p): Handle CONST_FIXED.
8328 (wrap_constant): Check CONST_FIXED.
8329 (cselib_hash_rtx): Support CONST_FIXED.
8330 (cselib_subst_to_values): Likewise.
8331 * df-scan.c (df_uses_record): Likewise.
8332 * gcse.c (want_to_gcse_p): Likewise.
8333 (oprs_unchanged_p): Likewise.
8334 (oprs_not_set_p): Likewise.
8335 (compute_transp): Likewise.
8336 (extract_mentioned_regs_helper): Likewise.
8337 * genemit.c (gen_exp): Likewise.
8338 * local-alloc.c (equiv_init_varies_p): Likewise.
8339 (contains_replace_regs): Likewise.
8340 (memref_referenced_p): Likewise.
8341 * loop-invariant.c (check_maybe_invariant): Likewise.
8342 (hash_invariant_expr_1): Likewise.
8343 (invariant_expr_equal_p): Likewise.
8344 * postreload-gcse.c (oprs_unchanged_p): Likewise.
8345 * regclass.c (reg_scan_mark_refs): Likewise.
8346 * regrename.c (scan_rtx): Likewise.
8347 * resource.c (mark_referenced_resources): Likewise.
8348 (mark_set_resources): Likewise.
8349 * rtlanal.c (rtx_unstable_p): Likewise.
8350 (rtx_varies_p): Likewise.
8351 (count_occurrences): Likewise.
8352 (reg_mentioned_p): Likewise.
8353 (modified_between_p): Likewise.
8354 (modified_in_p): Likewise.
8355 (volatile_insn_p): Likewise.
8356 (volatile_refs_p): Likewise.
8357 (side_effects_p): Likewise.
8358 (may_trap_p_1): Likewise.
8359 (inequality_comparisons_p): Likewise.
8360 (computed_jump_p_1): Likewise.
8361 (commutative_operand_precedence): Likewise.
8362 * sched-deps.c (sched_analyze_2): Likewise.
8363 * sched-vis.c (print_value): Likewise.
8364 * reload.c (operands_match_p): Likewise.
8365 (subst_reg_equivs): Likewise.
8366 * reload1.c (eliminate_regs_1): Likewise.
8367 (elimination_effects): Likewise.
8368 (scan_paradoxical_subregs): Likewise.
8369 * alias.c (rtx_equal_for_memref_p): Likewise.
8370 * Makefile.in (RTL_BASE_H): Add fixed-value.h.
8371 * emit-rtl.c (const_fixed_htab): New hash table.
8372 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed):
8374 (const_fixed_htab_hash, const_fixed_htab_eq, lookup_const_fixed,
8375 const_fixed_from_fixed_value): New functions.
8376 (verify_rtx_sharing): Handle CONST_FIXED.
8377 (copy_rtx_if_shared_1): Likewise.
8378 (reset_used_flags): Likewise.
8379 (set_used_flags): Likewise.
8380 (copy_insn_1): Likewise.
8381 (init_emit_once): Create const_fixed_htab.
8382 Store fixed-point scalar and vector zero and one to const_tiny_rtx.
8384 2007-08-22 Zdenek Dvorak <ook@ucw.cz>
8386 PR tree-optimization/32949
8387 * tree-ssa-loop-niter.c (scev_probably_wraps_p): Test nowrap_type_p
8388 before failing for ivs with non-constant step.
8390 2007-08-22 Hans-Peter Nilsson <hp@axis.com>
8392 * doc/md.texi (Iterators): Renamed from Macros. All contents
8393 changed to reflect rename of respectively define_code_macro and
8394 define_mode_macro to define_code_iterator and define_mode_iterator.
8395 (Mode Iterators, Code Iterators): Similar.
8396 * read-rtl.c (struct iterator_group, struct iterator_traverse_data)
8397 (uses_mode_iterator_p, apply_mode_iterator, uses_code_iterator_p)
8398 (apply_iterator_to_string, uses_iterator_p, apply_iterator_traverse)
8399 (initialize_iterators, find_iterator, check_code_iterator)
8400 (map_attr_string, apply_mode_maps, apply_iterator_to_rtx, add_mapping)
8401 (read_mapping, read_rtx_1): Similar.
8402 * config/alpha/sync.md, config/alpha/alpha.md, config/frv/frv.md,
8403 config/s390/s390.md, config/m32c/blkmov.md, config/m32c/m32c.md,
8404 config/spu/spu.md, config/sparc/sparc.md, config/sparc/sync.md,
8405 config/i386/i386.md, config/i386/mmx.md, config/i386/sse.md,
8406 config/i386/sync.md, config/crx/crx.md, config/xtensa/xtensa.md,
8407 config/cris/cris.c, config/cris/cris.md, config/ia64/sync.md,
8408 config/ia64/div.md, config/ia64/vect.md, config/ia64/ia64.md,
8409 config/m68k/m68k.md, config/rs6000/spe.md, config/rs6000/altivec.md,
8410 config/rs6000/sync.md, config/rs6000/rs6000.md,
8411 config/arm/vec-common.md, config/arm/neon.md, config/arm/iwmmxt.md,
8412 config/arm/arm.md, config/mips/mips-dsp.md, config/mips/mips.md,
8413 config/vax/vax.md, config/bfin/bfin.md: Similar.
8415 2007-08-22 David Daney <ddaney@avtrex.com>
8417 * doc/install.texi (Testing): Mention testing on a simulator.
8419 2007-08-22 Janis Johnson <janis187@us.ibm.com>
8421 * config/dfp-bit.c (DFP_TO_DFP): Check for overflow.
8423 * doc/libgcc.texi (Decimal float library routines): Fix formatting
8424 and rearrange floating point conversion functions into different
8427 2007-08-22 Maxim Kuvyrkov <maxim@codesourcery.com>
8429 * target.h (struct gcc_target.sched: dfa_pre_advance_cycle,
8430 dfa_post_advance_cycle): New scheduler hooks.
8431 * target-def.h (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8432 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): New macros to initialize
8434 (TARGET_SCHED): Use them.
8435 * doc/tm.texi (TARGET_SCHED_DFA_PRE_ADVANCE_CYCLE,
8436 TARGET_SCHED_DFA_POST_ADVANCE_CYCLE): Document new hooks.
8437 * haifa-sched.c (advance_one_cycle): Invoke new hooks.
8439 * genautomata.c (insn_has_dfa_reservation_p): New DFA interface
8440 function to facilitate debugging.
8441 (INSN_HAS_DFA_RESERVATION_P_FUNC_NAME): New macro.
8442 (output_insn_has_dfa_reservation_p): New static function to output
8443 insn_has_dfa_reservation_p ().
8444 (write_automata): Use it.
8445 * genattr.c (main): Output declaration for
8446 insn_has_dfa_reservation_p ().
8448 2007-08-22 Christian Bruel <christian.bruel@st.com>
8449 Richard Guenther <rguenther@suse.de>
8451 * fold-const.c (fold_binary): Optimize A-A if -ffinite-math-only.
8452 * simplify_rtx (simplify_binary_operation_1): Likewise.
8454 2007-08-22 Rask Ingemann Lambertsen <rask@sygehus.dk>
8456 PR rtl-optimization/32557
8457 * df-problems.c (df_note_bb_compute): Use mws->start_regno instead
8458 of REGNO (mws->mw_reg).
8460 2007-08-22 Richard Guenther <rguenther@suse.de>
8463 * builtins.c (expand_builtin_int_roundingfn): Replace call
8464 argument wrapped with SAVE_EXPR directly.
8465 (expand_builtin_int_roundingfn_2): Likewise.
8467 2007-08-22 Richard Guenther <rguenther@suse.de>
8469 * tree-inline.c (inlinable_function_p): Restore disregarding
8470 inline limits for GNU extern inline functions.
8472 2007-08-22 Richard Guenther <rguenther@suse.de>
8475 * tree.c (host_integerp): Treat sizetype as signed as it is
8478 2007-08-21 Ian Lance Taylor <iant@google.com>
8480 PR tree-optimization/33134
8481 * tree-vrp.c (adjust_range_with_scev): Call
8482 set_value_range_to_value.
8484 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8486 * value-prof.h (gimple_remove_histogram_value): Remove duplicate
8489 2007-08-21 Aldy Hernandez <aldyh@redhat.com>
8491 * tree-flow-inline.h (next_imm_use_stmt): Remove unecessary
8494 2007-08-21 Nathan Froyd <froydnj@codesourcery.com>
8496 * config/rs6000/rs6000.c (expand_block_clear): Add TARGET_SPE
8497 cases to set eight bytes at a time.
8498 (expand_block_move): Likewise.
8500 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8503 * dwarf2out.c (gen_decl_die): Don't call
8504 gen_tagged_type_instantiation_die if decl doesn't have tagged type.
8506 2007-08-21 Paul Brook <paul@codesourcery.com>
8507 Nathan Sidwell <nathan@codesourcery.com>
8508 Mark Mitchell <mark@codesourcery.com>
8509 Joseph Myers <joseph@codesourcery.com>
8511 * configure.ac: Add --with-pkgversion and --with-bugurl.
8512 * configure: Regenerate.
8513 * doc/install.texi: Document them.
8514 * version.c (version_string): Remove VERSUFFIX.
8515 (VERSUFFIX): Remove.
8516 (pkgversion_string): New.
8517 (bug_report_url): Do not hard-code initializer.
8518 * version.h (pkgversion_string): Declare.
8519 * Makefile.in (PKGVERSION_s, BUGURL_s, PKGVERSION, BUGURL_TEXI):
8521 (version.o): Define PKGVERSION and BUGURL.
8522 (gcc-vers.texi): Define VERSION_PACKAGE and BUGURL.
8523 (%.pod): Define BUGURL.
8524 * gcc.c (process_command, main): Use pkgversion_string.
8525 * toplev.c (compile_file, print_version): Likewise.
8526 * protoize.c (main): Likewise.
8527 * gcov.c (print_version): Likewise. Update copyright date.
8528 * gcov-dump.c (print_version): Likewise. Update copyright date.
8529 * mips-tdump.c (main): Likewise. Update copyright date.
8530 * mips-tfile.c (main): Likewise. Update copyright date.
8531 * doc/include/gcc-common.texi: Include VERSION_PACKAGE as subtitle.
8532 * doc/bugreport.texi: Use BUGURL for bug-reporting instructions;
8533 shorten description.
8534 * doc/gcc.texi: Include VERSION_PACKAGE in version description.
8535 * doc/gccint.texi: Likewise.
8536 * doc/invoke.texi: Use BUGURL for bug-reporting instructions.
8537 Update copyright date.
8539 2007-08-21 Uros Bizjak <ubizjak@gmail.com>
8541 * config/i386/i386.c (ix86_expand_clear): Use FLAGS_REG.
8542 (ix86_expand_strlensi_unroll_1): Ditto.
8543 (ix86_expand_branch): Use FLAGS_REG and FPSR_REG.
8544 (ix86_expand_carry_flag_compare): Update comment.
8546 2007-08-21 Jakub Jelinek <jakub@redhat.com>
8549 * fold-const.c (fold_unary): Optimize BIT_NOT_EXPR of VECTOR_CST.
8550 (fold_binary): Handle vectors in X | ~X and X ^ ~X optimizations.
8552 2007-08-21 Richard Guenther <rguenther@suse.de>
8554 * fold-const.c (fold_binary): Revert removing of index +p PTR folding.
8556 2007-08-21 Richard Guenther <rguenther@suse.de>
8559 * fold-const.c (fold_binary): Remove index +p PTR folding.
8560 Fix types of POINTER_PLUS_EXPR generated by folding of
8563 2007-08-20 Chao-ying Fu <fu@mips.com>
8565 * c-common.h (enum rid): Add new enumeration values of RID_SAT,
8566 RID_FRACT, and RID_ACCUM. RID_SAT needs to be inserted before
8567 RID_ONEWAY, so that it can be checked in declspecs_add_type.
8568 (c_common_fixed_point_type_for_size): Declare.
8569 * c-parser.c (reswords): Add _Fract, _Accum, and _Sat.
8570 (c_token_starts_typename): Handle RID_FRACT, RID_ACCUM, and RID_SAT.
8571 (c_token_starts_declspecs): Likewise.
8572 (c_parser_declspecs): Likewise.
8573 (c_parser_attributes): Likewise.
8574 * c-tree.h (enum c_typespec_keyword): Add cts_fract and cts_accum.
8575 (c_declspecs): Add saturating_p.
8576 * c-decl.c (build_null_declspecs): Initialize saturating_p.
8577 (declspecs_add_type): Avoid using complex with _Fract, _Accum, or
8578 _Sat. Handle RID_SAT.
8579 Avoid using void, bool, char, int, float, double, _Decimal32,
8580 _Decimal64, _Decimal128, and complex with _Sat.
8581 Handle RID_FRACT and RID_ACCUM.
8582 Make sure _Sat is used with _Fract or _Accum.
8583 (finish_declspecs): Handle cts_fract and cts_accum.
8584 * c-common.c (fixed-value.h): New include.
8585 (constant_expression_warning): Handle FIXED_CST.
8586 (overflow_warning): Likewise.
8587 (warnings_for_convert_and_check): Likewise.
8588 (c_common_fixed_point_type_for_size): New.
8589 (c_common_type_for_mode): Handle fixed-point modes to
8590 return various saturating/non-saturating, signed/unsigned types.
8591 (c_common_signed_or_unsigned_type): Support fixed-point types.
8592 (shorten_compare): Check fixed-point zero.
8593 Handle FIXED_POINT_TYPE.
8594 (c_common_truthvalue_conversion): Handle FIXED_CST.
8595 Handle FIXED_POINT_TYPE.
8596 (c_common_nodes_and_builtins): Record builtin types for fixed-point
8598 (handle_mode_attribute): Handle fixed-point modes. Need to check
8599 if the signness of base type and fixed-point modes are consistent.
8600 (handle_vector_size_attribute): Handle fixed-point modes.
8601 (same_scalar_type_ignoring_signedness): Handle FIXED_POINT_TYPE.
8602 (warn_for_div_by_zero): Check fixed-point zero.
8603 * c-typeck.c (c_common_type): Check FIXED_POINT_TYPE. Build
8604 a common fixed-point type based on fbit, ibit, sign, and saturation.
8605 (build_unary_op): Allow FIXED_POINT_TYPE for CONVERT_EXPR,
8606 NEGATE_EXPR, TRUTH_NOT_EXPR, PREINCREMENT_EXPR, POSTINCREMENT_EXPR,
8607 PREDECREMENT_EXPR, and POSTDECREMENT_EXPR.
8608 (convert_for_assignment): Support FIXED_POINT_TYPE.
8609 (digest_init): Handle FIXED_POINT_TYPE.
8610 (build_binary_op): Support FIXED_POINT_TYPE in *_DIV_EXPR,
8611 TRUTH_ANDIF_EXPR, TRUTH_ORIF_EXPR, TRUTH_AND_EXPR, TRUTH_OR_EXPR,
8612 TRUTH_XOR_EXPR, RSHIFT_EXPR, LSHIFT_EXPR, EQ_EXPR, NE_EXPR, LE_EXPR,
8613 GE_EXPR, LT_EXPR, GT_EXPR.
8614 * target-def.h (TARGET_FIXED_POINT_SUPPORTED_P): New.
8615 (TARGET_INITIALIZER): Add TARGET_FIXED_POINT_SUPPORTED_P.
8616 * target.h (gcc_target): Add fixed_point_supported_p.
8617 * targhooks.c (default_scalar_mode_supported_p): Handle MODE_FRACT,
8618 MODE_UFRACT, MODE_ACCUM, and MODE_UACCUM.
8619 (default_fixed_point_supported_p): Define.
8620 * targhooks.h (default_fixed_point_supported_p): Declare.
8621 * doc/tm.texi (TARGET_FIXED_POINT_SUPPORTED_P): Add.
8622 * doc/install.texi (Configuration): Add --enable-fixed-point.
8623 * configure.ac (--enable-fixed-point): New to enable fixed-point
8624 arithmetic extension to C. For mips targets, we enable it by default.
8625 * configure, config.in: Regenerate.
8627 2007-08-20 Pawel Sikora <pluto@pld-linux.org>
8629 * doc/invoke.texi (-Wnon-virtual-dtor): Update documentation.
8631 2007-08-20 David Edelsohn <edelsohn@gnu.org>
8633 * dwarf2out.c (text_section_used): Move declaration outside ifdef
8634 DWARF2_DEBUGGING_INFO.
8635 (cold_text_section_used): Same.
8636 (cold_text_section): Same.
8638 2007-08-20 Richard Guenther <rguenther@suse.de>
8640 * c-typeck.c (convert_for_assignment): Use the type of
8641 the member for the initialization.
8643 2007-08-20 Richard Guenther <rguenther@suse.de>
8645 * c-objc-common.c (c_disregard_inline_limits): Remove.
8646 * c-objc-common.h (c_disregard_inline_limits): Likewise.
8647 * cgraphunit.c (cgraph_process_new_functions): Call
8648 disregard_inline_limits_p.
8649 (cgraph_preserve_function_body_p): Likewise.
8650 * ipa-inline.c (compute_inline_parameters): Likewise.
8651 * langhooks-def.h (lhd_tree_inlining_disregard_inline_limits):
8653 (LANG_HOOKS_TREE_INLINING_DISREGARD_INLINE_LIMITS): Remove.
8654 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8655 disregard_inline_limits langhook.
8656 * langhooks.c (lhd_tree_inlining_disregard_inline_limits):
8658 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8659 disregard_inline_limits langhook.
8660 * tree-inline.c (disregard_inline_limits_p): New function.
8661 * tree-inline.h (disregard_inline_limits_p): Declare.
8663 2007-08-20 Richard Guenther <rguenther@suse.de>
8665 * langhooks-def.h (lhd_tree_inlining_auto_var_in_fn_p): Remove.
8666 (LANG_HOOKS_TREE_INLINING_AUTO_VAR_IN_FN_P): Likewise.
8667 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove initializer for
8668 auto_var_in_fn_p langhook.
8669 * langhooks.c (lhd_tree_inlining_auto_var_in_fn_p): Rename and
8671 * tree.c (auto_var_in_fn_p): ... here.
8672 (find_var_from_fn): Call auto_var_in_fn_p directly.
8673 * langhooks.h (lang_hooks_for_tree_inlining): Remove
8674 auto_var_in_fn_p langhook.
8675 * tree-inline.c (remap_decls): Call auto_var_in_fn_p directly.
8676 (copy_body_r): Likewise.
8677 (self_inlining_addr_expr): Likewise.
8678 * tree.h (auto_var_in_fn_p): Declare.
8680 2007-08-20 Richard Guenther <rguenther@suse.de>
8682 * tree.c (WALK_SUBTREE): Call walk_tree_1.
8683 (walk_type_fields): Take lh parameter.
8684 (walk_tree): Rename to ...
8685 (walk_tree_1): ... this. Do not call the walk_subtrees
8686 langhook but the now passed callback. Pass lh on recursion.
8687 (walk_tree_without_duplicates): Rename to ...
8688 (walk_tree_without_duplicates_1): ... this. Take lh parameter
8689 and call walk_tree_1.
8690 * tree.h (walk_tree_lh): New typedef.
8691 (walk_tree_1): Declare.
8692 (walk_tree_without_duplicates_1): Likewise.
8693 (walk_tree): New define to walk_tree_1 with NULL lh parameter.
8694 (walk_tree_without_duplicates): New define to
8695 walk_tree_without_duplicates_1 with NULL lh parameter.
8696 * langhooks.c (lhd_tree_inlining_walk_subtrees): Remove.
8697 * langhooks.h (lang_hooks_for_tree_inlining): Remove walk_subtrees
8699 * langhooks-def.h (lhd_tree_inlining_walk_subtrees): Remove.
8700 (LANG_HOOKS_TREE_INLINING_WALK_SUBTREES): Likewise.
8701 (LANG_HOOKS_TREE_INLINING_INITIALIZER): Remove walk_subtrees
8704 2007-08-20 Andrew Pinski <andrew_pinski@playstation.sony.com>
8707 * tree-inline.c (optimize_inline_calls): Move the cgraph checking
8708 code in front of the compacting of basic blocks.
8709 Move the folding of statements inbetween the cgraph checking
8710 and compacting of basic blocks.
8712 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8713 Serge Belyshev <belyshev@depni.sinp.msu.ru>
8716 * config/alpha/alpha.c (va_list_skip_additions): Check for
8717 POINTER_PLUS_EXPR in addition to PLUS_EXPR.
8718 (alpha_stdarg_optimize_hook): Look for POINTER_PLUS_EXPR instead of
8719 PLUS_EXPR when checking ap.__base.
8720 (alpha_va_start): Create POINTER_PLUS_EXPR instead of PLUS_EXPR
8721 when doing addition on pointer types. Use size_int instead of
8723 (alpha_gimplify_va_arg_1): Likewise, but use sizetype instead of
8724 ptr_type in the second operand.
8726 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8729 * config/i386/darwin.h (CC1_SPEC): Add %(cc1_cpu) in front.
8731 2007-08-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
8734 * cfgexpand.c (expand_one_register_var): Mark pointer
8735 DECL_ARTIFICIAL as REG_POINTER also.
8736 * stmt.c (expand_decl): Likewise.
8738 2007-08-19 Daniel Berlin <dberlin@dberlin.org>
8745 * tree-flow.h (struct stmt_ann_d): Remove makes_clobbering_call.
8746 * tree-ssa-alias.c (init_transitive_clobber_worklist): Add
8747 on_worklist argument and avoid adding things to worklist multiple
8749 (add_to_worklist): Ditto.
8750 (mark_aliases_call_clobbered): Mark entire structure clobbered if
8751 single SFT is clobbered.
8752 (set_initial_properties): Ditto.
8753 (compute_call_clobbered): Update for changes to function
8755 (create_overlap_variables_for): Always create SFT for offset 0.
8756 (create_structure_vars): Handle PHI's, since we are in SSA form at
8758 * tree-ssa-loop-ivopts.c (get_ref_tag): Don't return subvars.
8759 * tree-ssa-operands.c (access_can_touch_variable): Don't handle
8761 (add_vars_for_offset): Figure out aliases from access + points-to.
8762 (add_virtual_operand): Use add_vars-for_offset.
8763 (get_tmr_operands): Update for NMT changes, rewrite to be correct.
8764 (add_call_clobber_ops): Remove makes_clobbering_call set.
8765 (get_expr_operands): Always pass through the INDIRECT_REF
8767 * tree-ssa-structalias.c (struct constraint_graph): Remove
8769 Add pe, pe_rep, pointer_label, loc_label, pointed_by, points_to,
8770 address_taken, pt_used, number_incoming.
8771 (FIRST_ADDR_NODE): Removed.
8772 (merge_graph_nodes): Remove broken code for the moment.
8773 (init_graph): New function.
8774 (build_pred_graph): Remove code to init_graph.
8775 Add location equivalence support.
8776 (struct scc_info): Rename roots to deleted.
8778 (init_scc_info): Ditto
8779 (init_topo_info): Use graph->size.
8780 (compute_topo_order): Ditto.
8781 (do_da_constraint): Removed.
8782 (do_sd_constraint): Remove calls to find().
8783 set_union_with_increment should always get 0 as last arg here.
8784 (do_complex_constraint): Replace do_da_constraint with assert.
8786 (struct equiv_class_label): New.
8787 (pointer_equiv_class_table): Ditto.
8788 (location_equiv_class_table): Ditto.
8789 (equiv_class_label_hash): Ditto.
8790 (equiv_class_label_eq): Ditto
8791 (equiv_class_lookup): Ditto.
8792 (equiv_class_ladd): Ditto.
8793 (pointer_equiv_class): Ditto.
8794 (location_equiv_class): Ditto.
8795 (condense_visit): Rename and rewrite from label_visit to do only
8796 SCC related stuff for HU.
8797 (label_visit): Do HU work for HU.
8798 (perform_var_substitution): Update to do HU and location
8800 (free_var_substitution_info): Update to free HU and location
8801 equivalence structures. */
8802 (find_equivalent_node): Update for pointer but not location
8804 (unite_pointer_equivalences): New function.
8805 (move_complex_constraints): Rewrite to only do moving.
8806 (rewrite_constraints): Split out of move_complex_constraints.
8807 (solve_graph): Use graph->size.
8808 (process_constraint_1): Add from_call argument, use it.
8809 Split *a = &b into two constraints.
8810 (process_constraint): Use new process_constraint_1.
8811 (get_constraint_for_component_ref): Handle bitmaxsize == -1 case.
8812 (get_constraint_for): Handle non-pointer integers properly.
8813 Remove code that used to handle structures.
8814 (handle_ptr_arith): Fix a few bugs in pointer arithmetic handling
8815 with unknown addends.
8816 (handle_rhs_call): New function.
8817 (find_func_aliases): Use handle_rhs_call.
8818 (set_uids_in_ptset): Add an assert.
8819 (set_used_smts): Fix bug in not considering unified vars.
8820 (compute_tbaa_pruning): Stop initing useless iteration_obstack.
8821 (compute_points_to_sets): Update for other function changes.
8822 (delete_points_to_sets): Ditto.
8823 (ipa_pta_execute): Ditto.
8824 (pass_ipa_pta): We need to update SSA after ipa_pta.
8826 2007-08-19 Jan Hubicka <jh@suse.cz>
8828 * i386.md: Replace "rim" and "mri" constraints by "g".
8830 2007-08-19 Joseph Myers <joseph@codesourcery.com>
8832 * dwarf2out.c (text_section_used, cold_text_section_used,
8833 cold_text_section, dwarf2out_note_section_used): New.
8834 (dwarf2out_init): Initialize cold_text_section.
8835 (dwarf2out_switch_text_section, dwarf2out_begin_function): Call
8836 dwarf2out_note_section_used.
8837 (size_of_aranges): Only count entry for text section if it was
8838 used. Count entry for cold text section if it was used.
8839 (output_aranges): Only output entries for text section and cold
8840 text section if they were used.
8842 2007-08-19 Andrew Pinski <pinskia@gmail.com>
8844 * tree-pretty-print.c (debug_generic_expr): Add a comment about
8846 (debug_generic_stmt): Likewise.
8847 (debug_tree_chain): Likewise.
8849 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8851 * tree-data-refs.c (split_constant_offset): Expose.
8852 * tree-data-refs.h (split_constant_offset): Add declaration.
8854 * tree-vectorizer.h (dr_alignment_support): Renamed
8855 dr_unaligned_software_pipeline to dr_explicit_realign_optimized.
8856 Added a new value dr_explicit_realign.
8857 (_stmt_vec_info): Added new fields: dr_base_address, dr_init,
8858 dr_offset, dr_step, and dr_aligned_to, along with new access
8859 functions for these fields: STMT_VINFO_DR_BASE_ADDRESS,
8860 STMT_VINFO_DR_INIT, STMT_VINFO_DR_OFFSET, STMT_VINFO_DR_STEP, and
8861 STMT_VINFO_DR_ALIGNED_TO.
8863 * tree-vectorizer.c (vect_supportable_dr_alignment): Add
8865 In case of outer-loop vectorization with non-fixed misalignment - use
8866 the dr_explicit_realign scheme instead of the optimized realignment
8868 (new_stmt_vec_info): Initialize new fields.
8870 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Handle the
8871 'nested_in_vect_loop' case. Change verbosity level.
8872 (vect_analyze_data_ref_access): Handle the 'nested_in_vect_loop' case.
8873 Don't fail on zero step in the outer-loop for loads.
8874 (vect_analyze_data_refs): Call split_constant_offset to calculate
8875 base, offset and init relative to the outer-loop.
8877 * tree-vect-transform.c (vect_create_data_ref_ptr): Replace the unused
8878 BSI function argument with a new function argument - at_loop.
8879 Simplify the condition that determines STEP. Takes additional argument
8880 INV_P. Support outer-loop vectorization (handle the
8881 nested_in_vect_loop case), including zero step in the outer-loop. Call
8882 vect_create_addr_base_for_vector_ref with additional argument.
8883 (vect_create_addr_base_for_vector_ref): Takes additional argument LOOP.
8884 Updated function documentation. Handle the 'nested_in_vect_loop' case.
8885 Fixed and simplified calculation of step.
8886 (vectorizable_store): Call vect_create_data_ref_ptr with loop instead
8887 of bsi, and with additional argument. Call bump_vector_ptr with
8888 additional argument. Fix typos. Handle the 'nested_in_vect_loop' case.
8889 (vect_setup_realignment): Takes additional arguments INIT_ADDR and
8890 DR_ALIGNMENT_SUPPORT. Returns another value AT_LOOP. Handle the case
8891 when the realignment setup needs to take place inside the loop.
8892 Support the dr_explicit_realign scheme. Allow generating the optimized
8893 realignment scheme for outer-loop vectorization. Added documentation.
8894 (vectorizable_load): Support the dr_explicit_realign scheme. Handle
8895 the 'nested_in_vect_loop' case, including loads that are invariant in
8896 the outer-loop and the realignment schemes. Handle the case when the
8897 realignment setup needs to take place inside the loop. Call
8898 vect_setup_realignment with additional arguments. Call
8899 vect_create_data_ref_ptr with additional argument and with loop instead
8900 of bsi. Fix 80-column overflow. Fix typos. Rename PHI_STMT to PHI.
8901 (vect_gen_niters_for_prolog_loop): Call
8902 vect_create_addr_base_for_vector_ref with additional arguments.
8903 (vect_create_cond_for_align_checks): Likewise.
8904 (bump_vector_ptr): Updated to support the new dr_explicit_realign
8905 scheme: takes additional argument bump; argument ptr_incr is now
8906 optional; updated documentation.
8907 (vect_init_vector): Takes additional argument (bsi). Use it, if
8908 available, to insert the vector initialization.
8909 (get_initial_def_for_induction): Pass additional argument in call to
8911 (vect_get_vec_def_for_operand): Likewise.
8912 (vect_setup_realignment): Likewise.
8913 (vectorizable_load): Likewise.
8915 2007-08-19 Dorit Nuzman <dorit@il.ibm.com>
8917 * tree-vectorizer.h (vect_is_simple_reduction): Takes a loop_vec_info
8918 as argument instead of struct loop.
8919 (nested_in_vect_loop_p): New function.
8920 (vect_relevant): Add enum values vect_used_in_outer_by_reduction and
8922 (is_loop_header_bb_p): New. Used to differentiate loop-header phis
8923 from other phis in the loop.
8924 (destroy_loop_vec_info): Add additional argument to declaration.
8926 * tree-vectorizer.c (supportable_widening_operation): Also check if
8927 nested_in_vect_loop_p (don't allow changing the order in this case).
8928 (vect_is_simple_reduction): Takes a loop_vec_info as argument instead
8929 of struct loop. Call nested_in_vect_loop_p and don't require
8930 flag_unsafe_math_optimizations if it returns true.
8931 (new_stmt_vec_info): When setting def_type for phis differentiate
8932 loop-header phis from other phis.
8933 (bb_in_loop_p): New function.
8934 (new_loop_vec_info): Inner-loop phis already have a stmt_vinfo, so
8935 just update their loop_vinfo. Order of BB traversal now matters -
8936 call dfs_enumerate_from with bb_in_loop_p.
8937 (destroy_loop_vec_info): Takes additional argument to control whether
8938 stmt_vinfo of the loop stmts should be destroyed as well.
8939 (vect_is_simple_reduction): Allow the "non-reduction" use of a
8940 reduction stmt to be defines by a non loop-header phi.
8941 (vectorize_loops): Call destroy_loop_vec_info with additional argument.
8943 * tree-vect-transform.c (vectorizable_reduction): Call
8944 nested_in_vect_loop_p. Check for multitypes in the inner-loop.
8945 (vectorizable_call): Likewise.
8946 (vectorizable_conversion): Likewise.
8947 (vectorizable_operation): Likewise.
8948 (vectorizable_type_promotion): Likewise.
8949 (vectorizable_type_demotion): Likewise.
8950 (vectorizable_store): Likewise.
8951 (vectorizable_live_operation): Likewise.
8952 (vectorizable_reduction): Likewise. Also pass loop_info to
8953 vect_is_simple_reduction instead of loop.
8954 (vect_init_vector): Call nested_in_vect_loop_p.
8955 (get_initial_def_for_reduction): Likewise.
8956 (vect_create_epilog_for_reduction): Likewise.
8957 (vect_init_vector): Check which loop to work with, in case there's an
8959 (get_initial_def_for_inducion): Extend to handle outer-loop
8960 vectorization. Fix indentation.
8961 (vect_get_vec_def_for_operand): Support phis in the case vect_loop_def.
8962 In the case vect_induction_def get the vector def from the induction
8963 phi node, instead of calling get_initial_def_for_inducion.
8964 (get_initial_def_for_reduction): Extend to handle outer-loop
8966 (vect_create_epilog_for_reduction): Extend to handle outer-loop
8968 (vect_transform_loop): Change assert to just skip this case. Add a
8970 (vect_finish_stmt_generation): Add a couple asserts.
8972 (vect_estimate_min_profitable_iters): Multiply
8973 cost of inner-loop stmts (in outer-loop vectorization) by estimated
8975 (vect_model_reduction_cost): Don't add reduction epilogue cost in case
8976 this is an inner-loop reduction in outer-loop vectorization.
8978 * tree-vect-analyze.c (vect_analyze_scalar_cycles_1): New function.
8979 Same code as what used to be vect_analyze_scalar_cycles, only with
8980 additional argument loop, and loop_info passed to
8981 vect_is_simple_reduction instead of loop.
8982 (vect_analyze_scalar_cycles): Code factored out into
8983 vect_analyze_scalar_cycles_1. Call it for each relevant loop-nest.
8984 Updated documentation.
8985 (analyze_operations): Check for inner-loop loop-closed exit-phis during
8986 outer-loop vectorization that are live or not used in the outerloop,
8987 cause this requires special handling.
8988 (vect_enhance_data_refs_alignment): Don't consider versioning for
8990 (vect_analyze_data_refs): Check that there are no datarefs in the
8992 (vect_mark_stmts_to_be_vectorized): Also consider vect_used_in_outer
8993 and vect_used_in_outer_by_reduction cases.
8994 (process_use): Also consider the case of outer-loop stmt defining an
8995 inner-loop stmt and vice versa.
8996 (vect_analyze_loop_1): New function.
8997 (vect_analyze_loop_form): Extend, to allow a restricted form of nested
8998 loops. Call vect_analyze_loop_1.
8999 (vect_analyze_loop): Skip (inner-)loops within outer-loops that have
9000 been vectorized. Call destroy_loop_vec_info with additional argument.
9002 * tree-vect-patterns.c (vect_recog_widen_sum_pattern): Don't allow
9003 in the inner-loop when doing outer-loop vectorization. Add
9004 documentation and printout.
9005 (vect_recog_dot_prod_pattern): Likewise. Also add check for
9006 GIMPLE_MODIFY_STMT (in case we encounter a phi in the loop).
9008 2007-08-18 Andrew Pinski <pinskia@gmail.com>
9010 * tree-affine.h (print_aff): New prototype.
9011 (debug_aff): Likewise.
9012 * tree-affine.c (print_aff): New function.
9013 (debug_aff): Likewise.
9015 2007-08-18 Paul Brook <paul@codesourcery.com>
9016 Joseph Myers <joseph@codesourcery.com>
9018 * common.opt (-fdebug-prefix-map=): New option.
9019 * opts.c: Include debug.h.
9020 (common_handle_option): Handle -fdebug-prefix-map.
9021 * final.c: Include ggc.h.
9022 (struct debug_prefix_map, debug_prefix_maps, add_debug_prefix_map,
9023 remap_debug_filename): New.
9024 * Makefile.in (final.o, opts.o): Update dependencies.
9025 * debug.h (remap_debug_filename, add_debug_prefix_map): Declare.
9026 * configure.ac: Check for assembler --debug-prefix-map support.
9027 * configure, config.in: Regenerate.
9028 * gcc.c (ASM_MAP): Define conditional on HAVE_AS_DEBUG_PREFIX_MAP.
9029 (ASM_DEBUG_SPEC): Include ASM_MAP.
9030 * doc/install.texi (--with-debug-prefix-map): Document.
9031 * doc/invoke.texi (-fdebug-prefix-map): Document.
9032 * dbxout.c (dbxout_init, dbxout_start_source_file,
9033 dbxout_source_file): Call remap_debug_filename.
9034 * dwarf2out.c (add_comp_dir_attribute, maybe_emit_file,
9035 dwarf2out_start_source_file, dwarf2out_finish): Call
9036 remap_debug_filename.
9037 (file_table_relative_p): Do not check d->emitted_number.
9038 * toplev.c (output_file_directive): Call remap_debug_filename.
9039 * vmsdbgout.c (write_srccorr): Call remap_debug_filename.
9040 * xcoffout.c (xcoffout_source_file): Call remap_debug_filename.
9042 2007-08-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9044 * loop-invariant.c (find_invariants_to_move): Add missing macro
9047 2007-08-17 Tom Tromey <tromey@redhat.com>
9049 * tree.h (struct tree_label_decl): Removed old "java" fields.
9051 2007-08-17 Richard Sandiford <richard@codesourcery.com>
9052 Nigel Stephens <nigel@mips.com>
9054 * config/mips/sde.h (DRIVER_SELF_SPECS): Add commas.
9055 Treat -mno-data-in-code and -mcode-xonly as aliases for
9056 -mcode-readable=no and -mcode-readable=pcrel respectively.
9057 * config/mips/t-sde (TARGET_LIBGCC2_CFLAGS): Add -mcode-xonly.
9058 (MULTILIB_OPTIONS): Add -mcode-readable=no multilibs.
9059 (MULTILIB_DIRNAMES): Update accordingly.
9061 2007-08-17 H.J. Lu <hongjiu.lu@intel.com>
9063 * Makefile.in (version.o): Depend on $(REVISION) only if
9064 REVISION_s is defined.
9066 2007-08-17 Sa Liu <saliu@de.ibm.com>
9067 Ulrich Weigand <uweigand@de.ibm.com>
9070 * tree.c (reconstruct_complex_type): For a pointer to a vector,
9071 use build_qualified_type to retain qualifiers of the base type.
9073 2007-08-17 Chen Liqin <liqin@sunnorth.com.cn>
9075 * config/score/score.md : Update pattern tablejump.
9076 * config/score/score.c : Update score_initialize_trampoline
9078 * config/score/score.h (TRAMPOLINE_TEMPLATE): Added macro.
9079 (TRAMPOLINE_INSNS, TRAMPOLINE_SIZE) Update macro.
9080 * doc/contrib.texi: Add my entry.
9082 2007-08-16 H.J. Lu <hongjiu.lu@intel.com>
9084 * Makefile.in (REVISION): New.
9087 (version.o): Also depend on $(REVISION). Add
9088 -DREVISION=$(REVISION_s).
9090 * version.c (version_string): Add REVISION.
9092 2007-08-16 Seongbae Park <seongbae.park@gmail.com>
9094 * tree-eh.c (lower_try_finally_onedest): Reset the locus
9095 of GOTO that's relocated to a different block.
9097 2007-08-16 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9099 * c-common.c (const_strip_array_types): New.
9100 * c-common.h (lang_missing_noreturn_ok_p): Delete.
9101 (const_strip_array_types): New.
9102 * c-objc-common.c (c_disregard_inline_limits,
9103 c_warn_unused_global_decl): Constify.
9104 * c-tree.h (c_disregard_inline_limits, c_warn_unused_global_decl,
9105 c_vla_type_p, c_incomplete_type_error): Likewise.
9106 * c-typeck.c (c_incomplete_type_error, c_vla_type_p): Likewise.
9107 * hooks.c (hook_bool_const_tree_false): New.
9108 * hooks.h (hook_bool_const_tree_false): Likewise.
9109 * langhooks-def.h (lhd_warn_unused_global_decl,
9110 lhd_incomplete_type_error, lhd_expr_size,
9111 lhd_tree_inlining_disregard_inline_limits,
9112 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9113 LANG_HOOKS_GENERIC_TYPE_P, LANG_HOOKS_TYPE_MAX_SIZE): Constify.
9114 * langhooks.c (lhd_warn_unused_global_decl,
9115 lhd_incomplete_type_error,
9116 lhd_tree_inlining_disregard_inline_limits,
9117 lhd_tree_inlining_auto_var_in_fn_p, lhd_tree_dump_type_quals,
9118 lhd_expr_size): Likewise.
9119 * langhooks.h (lang_hooks_for_tree_inlining,
9120 lang_hooks_for_tree_dump, lang_hooks_for_types,
9121 lang_hooks_for_decls, lang_hooks): Likewise.
9122 * pointer-set.c (pointer_set_t, pointer_set_create,
9123 pointer_set_contains, insert_aux, pointer_set_insert,
9124 pointer_set_traverse, pointer_map_t, pointer_map_create,
9125 pointer_map_contains, pointer_map_insert, pointer_map_traverse):
9127 * pointer-set.h (pointer_set_contains, pointer_set_insert,
9128 pointer_set_traverse, pointer_map_contains, pointer_map_insert,
9129 pointer_map_traverse): Likewise.
9130 * predict.c (assert_is_empty): Likewise.
9131 * tree-affine.c (free_name_expansion): Likewise.
9132 * tree-cfg.c (edge_to_cases_cleanup): Likewise.
9133 * tree.c (size_in_bytes, max_int_size_in_bytes): Likewise.
9134 * tree.h (size_in_bytes, max_int_size_in_bytes): Likewise.
9136 2007-08-16 Victor Kaplansky <victork@il.ibm.com>
9138 * tree-vectorizer.c (new_loop_vec_info): Initialize new
9140 (destroy_loop_vec_info): Add call to VEC_free.
9141 * tree-vectorizer.h (may_alias_ddrs): Define.
9142 (LOOP_VINFO_MAY_ALIAS_DDRS): Define.
9143 * tree-vect-analyze.c (vect_analyze_data_ref_dependence):
9144 Change reporting to dump.
9145 (vect_is_duplicate_ddr): New.
9146 (vect_mark_for_runtime_alias_test): New.
9147 (vect_analyze_data_ref_dependences) Add call to
9148 vect_mark_for_runtime_alias_test.
9149 (vect_enhance_data_refs_alignment): Define local variable
9150 vect_versioning_for_alias_required, don't perform
9151 peeling for alignment if versioning for alias is
9153 (vect_enhance_data_refs_alignment): Use
9154 PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS instead of
9155 PARAM_VECT_MAX_VERSION_CHECKS.
9156 * tree-vect-transform.c
9157 (vect_create_cond_for_alias_checks): New.
9158 (vect_transform_loop): Add call to
9159 vect_create_cond_for_alias_checks.
9160 (vect_vfa_segment_size): New.
9161 * params.def (PARAM_VECT_MAX_VERSION_FOR_ALIGNMENT_CHECKS):
9163 (PARAM_VECT_MAX_VERSION_FOR_ALIAS_CHECKS): Define.
9165 (vect-max-version-for-alignment-checks): Document.
9166 (vect-max-version-for-alias-checks): Document.
9167 (vect-max-version-checks): Remove.
9169 2007-08-16 Uros Bizjak <ubizjak@gmail.com>
9171 * config/i386/i386.md (*rep_movdi_rex64): Emit "rep" prefix on
9172 the same line as the instruction for all asm dialects.
9173 (*rep_movsi): Ditto.
9174 (*rep_movsi_rex64): Ditto.
9175 (*rep_movqi): Ditto.
9176 (*rep_movqi_rex64): Ditto.
9177 (*rep_stosdi_rex64): Ditto.
9178 (*rep_stossi): Ditto.
9179 (*rep_stossi_rex64): Ditto.
9180 (*rep_stosqi): Ditto.
9181 (*rep_stosqi_rex64): Ditto.
9182 (*cmpstrnqi_nz_1): Ditto.
9183 (*cmpstrnqi_nz_rex_1): Ditto.
9184 (*cmpstrnqi_1): Ditto.
9185 (*cmpstrnqi_rex_1): Ditto.
9186 (*strlenqi_1): Ditto.
9187 (*strlenqi_rex_1): Ditto.
9188 * config/i386/sync.md (*sync_compare_and_swap<mode>): Emit "lock"
9189 prefix on the same line as the instruction for all asm dialects.
9190 (sync_double_compare_and_swap<mode>): Ditto.
9191 (*sync_double_compare_and_swapdi_pic): Ditto.
9192 (*sync_compare_and_swap_cc<mode>): Ditto.
9193 (sync_double_compare_and_swap_cc<mode>): Ditto.
9194 (*sync_double_compare_and_swap_ccdi_pic): Ditto.
9195 (sync_old_add<mode>): Ditto.
9196 (sync_add<mode>): Ditto.
9197 (sync_sub<mode>): Ditto.
9198 (sync_ior<mode>): Ditto.
9199 (sync_and<mode>): Ditto.
9200 (sync_xor<mode>): Ditto.
9202 2007-08-16 Richard Sandiford <richard@codesourcery.com>
9205 * reload.c (find_reloads): Check that the memory returned by
9206 find_reloads_toplev was not the result of forcing a constant
9208 (find_reloads_toplev): Always use simplify_gen_subreg to get
9209 the subreg of a constant. If the result is also a constant,
9210 but not a legitimate one, force it into the constant pool
9211 and reload its address.
9213 2007-08-15 David Edelsohn <edelsohn@gnu.org>
9215 * config/rs6000/rs6000.c (rs6000_rtx_costs): Add CLZ, CTZ, and
9218 2007-08-15 Daniel Jacobowitz <dan@codesourcery.com>
9220 * config/rs6000/rs6000.c (rs6000_file_start): Output a .gnu_attribute
9221 directive for the current vector ABI.
9223 2007-08-15 Steve Ellcey <sje@cup.hp.com>
9226 * caller-save.c (reg_save_code): Set invalide status on restore code.
9228 2007-08-15 Diego Novillo <dnovillo@google.com>
9230 * tree-ssa-alias.c (compute_memory_partitions): Use
9231 alias_bitmap_obstack to allocate bitmaps.
9232 (reset_alias_info): Factor out of init_alias_info.
9233 Mark all name tags not associated to an SSA name for renaming.
9234 (init_alias_info): Call it.
9235 (create_name_tags): Tidy. Add comments.
9236 (dump_points_to_info_for): Do not call get_mem_sym_stats_for.
9238 2007-08-15 Maxim Kuvyrkov <maxim@codesourcery.com>
9240 * config/mips/mips.c (vr4130_swap_insns_p): Use new interface to
9241 scheduler dependencies.
9243 2007-08-15 Rask Ingemann Lambertsen <rask@sygehus.dk>
9245 * config/i386/i386.md (subsi3_carry_zext): Remove "m" constraint for
9247 (*iorsi_1_zext): Likewise.
9248 (*iorsi_1_zext_imm): Likewise.
9249 * config/i386/sse.md: (*sse4_1_extractps): Use "nonimmediate_operand"
9250 with "rm"/"xm" constraint.
9251 (sse2_vmsqrtv2df2): Likewise.
9253 2007-08-15 Jakub Jelinek <jakub@redhat.com>
9256 * emit-rtl.c (try_split): Use INSN_LIST instead of EXPR_LIST for
9259 2007-08-14 Daniel Berlin <dberlin@dberlin.org>
9261 * tree-pass.h (PROP_pta): Removed.
9262 (TODO_rebuild_alias): New.
9263 (pass_may_alias): Removed.
9264 * tree-ssa-ccp.c (execute_fold_all_builtins): Only rebuild
9265 aliasing if we changed something.
9266 * tree-ssa-alias.c (compute_may_aliases): Make non-static. Update
9268 (pass_may_alias): Removed.
9269 (create_structure_vars): Return TODO_rebuild_alias.
9270 * tree-ssa-pre.c (do_pre): Return TODO_rebuild_alias.
9271 * tree-sra.c (tree_sra): Only rebuild aliasing if something
9273 (tree_sra_early): We never affect aliasing right now.
9274 * tree-flow.h (compute_may_aliases): New prototype.
9275 * passes.c: Remove pass_may_alias from the passes.
9276 (execute_function_todo): Support TODO_rebuild_alias.
9278 2007-08-14 Kai Tietz <kai.tietz@onevision.com>
9280 * i386.c: (legitimize_address): Move dllimported variable check
9281 infront of legitimizing pic address of CONST symbols.
9283 2007-08-14 Steve Ellcey <sje@cup.hp.com>
9285 PR tree-optimization/32941
9286 * tree-eh.c (struct leh_tf_state): Add goto_queue_map field.
9287 (goto_queue_cmp): Remove.
9288 (find_goto_replacement): Change search method.
9289 (maybe_record_in_goto_queue): Add assert.
9290 (lower_try_finally): Remove qsort call, add pointer_map_destroy call.
9291 * Makefile.in (tree-eh.o): Add pointer-set.h dependency.
9293 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9295 * alias.c (component_uses_parent_alias_set): Constify.
9296 * alias.h (component_uses_parent_alias_set): Likewise.
9297 * cfgrtl.c (print_rtl_with_bb): Likewise.
9298 * double-int.c (tree_to_double_int, double_int_fits_to_tree_p,
9299 mpz_get_double_int): Likewise.
9300 * double-int.h (double_int_fits_to_tree_p, tree_to_double_int,
9301 mpz_get_double_int): Likewise.
9302 * expr.c (is_aligning_offset, undefined_operand_subword_p,
9303 mostly_zeros_p, all_zeros_p, safe_from_p, is_aligning_offset):
9305 * expr.h (safe_from_p): Likewise.
9306 * gimple-low.c (try_catch_may_fallthru, block_may_fallthru):
9308 * gimplify.c (should_carry_locus_p, zero_sized_field_decl,
9309 zero_sized_type, goa_lhs_expr_p): Likewise.
9310 * omp-low.c (is_variable_sized, use_pointer_for_field): Likewise.
9311 * rtl.h (print_rtl_with_bb): Likewise.
9312 * sched-vis.c (print_exp, print_value, print_pattern): Likewise.
9313 * tree-cfg.c (const_first_stmt, const_last_stmt): New.
9314 * tree-flow-inline.h (bb_stmt_list): Constify.
9315 (cbsi_start, cbsi_last, cbsi_end_p, cbsi_next, cbsi_prev,
9317 * tree-flow.h (const_block_stmt_iterator, cbsi_start, cbsi_last,
9318 const_first_stmt, const_last_stmt): New.
9319 (block_may_fallthru, empty_block_p): Constify.
9320 * tree-iterator.c (EXPR_FIRST_BODY, EXPR_LAST_BODY,
9321 EXPR_ONLY_BODY): New.
9322 (expr_first, expr_last, expr_only): Use macro for body.
9323 (const_expr_first, const_expr_last, const_expr_only): New.
9324 * tree-iterator.h (const_tree_stmt_iterator, ctsi_start,
9325 ctsi_last, ctsi_end_p, ctsi_one_before_end_p, ctsi_next,
9326 ctsi_prev, ctsi_stmt): New.
9327 * tree-scalar-evolution.c (get_loop_exit_condition): Constify.
9328 * tree-scalar-evolution.h (get_loop_exit_condition): Likewise.
9329 * tree-ssa-loop-niter.c (loop_only_exit_p,
9330 derive_constant_upper_bound): Likewise.
9331 * tree-ssa-phiopt.c (empty_block_p): Likewise.
9332 * tree-ssa-threadupdate.c (redirection_block_p): Likewise.
9333 * tree-vectorizer.c (slpeel_can_duplicate_loop_p): Likewise.
9334 * tree-vectorizer.h (slpeel_can_duplicate_loop_p): Likewise.
9335 * tree-vrp.c (vrp_bitmap_equal_p): Likewise.
9336 * tree.c (get_type_static_bounds): Likewise.
9337 * tree.h (const_expr_first, const_expr_last, const_expr_only): New.
9338 (get_type_static_bounds): Constify.
9340 2007-08-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
9343 * config/i386/i386.h (CANONICALIZE_COMPARISON): New.
9344 * config/i386/i386.md (plusminus)(addsub)(SWI): New.
9345 (*<addsub><mode>3_cc_overflow): New.
9346 (*add<mode>3_cconly_overflow): New.
9347 (*sub<mode>3_cconly_overflow): New.
9348 (*<addsub>si3_zext_cc_overflow): New.
9349 * config/i386/predicates.md (fcmov_comparison_operator): Accept
9350 CCCmode for LTU, GTU, LEU and GEU.
9351 (ix86_comparison_operator): Likewise.
9352 (ix86_carry_flag_operator): Carry flag is set if LTU or GTU in CCCmode.
9353 * config/i386/i386.c (put_condition_code): Support CCCmode.
9354 (ix86_cc_mode): Use CCCmode when testing for overflow of PLUS
9355 or MINUS expressions.
9357 2007-08-14 Andrew Pinski <pinskia@gmail.com>
9360 * c-typeck.c (build_binary_op): Disallow vector float types with
9361 BIT_IOR_EXPR, BIT_AND_EXPR, and BIT_XOR_EXPR.
9363 2007-08-14 Maxim Kuvyrkov <maxim@codesourcery.com>
9365 * sched-int.h (struct _dep): Rename field 'kind' to 'type'.
9366 (DEP_KIND): Rename to DEP_TYPE. Update all uses.
9367 (dep_def): New typedef.
9368 (init_dep_1, sd_debug_dep): Declare functions.
9369 (DEP_LINK_KIND): Rename to DEP_LINK_TYPE.
9370 (debug_dep_links): Remove.
9371 (struct _deps_list): New field 'n_links'.
9372 (DEPS_LIST_N_LINKS): New macro.
9373 (FOR_EACH_DEP_LINK): Remove.
9374 (create_deps_list, free_deps_list, delete_deps_list): Remove
9376 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
9377 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9378 (copy_deps_list_change_con, move_dep_link): Ditto.
9379 (struct haifa_insn_data): Split field 'back_deps' into 'hard_back_deps'
9380 and 'spec_back_deps'. New field 'resolved_forw_deps'. Remove field
9382 (INSN_BACK_DEPS): Remove.
9383 (INSN_HARD_BACK_DEPS, INSN_SPEC_BACK_DEPS, INSN_RESOLVED_FORW_DEPS):
9385 (INSN_DEP_COUNT): Remove.
9386 (enum DEPS_ADJUST_RESULT): Add new constant DEP_NODEP. Fix comments.
9387 (spec_info, haifa_recovery_block_was_added_during_scheduling_p):
9388 Declare global variables.
9389 (deps_pools_are_empty_p, sched_free_deps): Declare functions.
9390 (add_forw_dep, compute_forward_dependences): Remove declarations.
9391 (add_or_update_back_dep, add_or_update_back_forw_dep): Ditto.
9392 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9393 (debug_ds, sched_insn_is_legitimate_for_speculation_p): Declare
9395 (SD_LIST_NONE, SD_LIST_HARD_BACK, SD_LIST_SPEC_BACK, SD_LIST_FORW):
9397 (SD_LIST_RES_BACK, SD_LIST_RES_FORW, SD_LIST_BACK): Ditto.
9398 (sd_list_types_def): New typedef.
9399 (sd_next_list): Declare function.
9400 (struct _sd_iterator): New type.
9401 (sd_iterator_def): New typedef.
9402 (sd_iterator_start, sd_iterator_cond, sd_iterator_next): New inline
9404 (FOR_EACH_DEP): New cycle wrapper.
9405 (sd_lists_size, sd_lists_empty_p, sd_init_insn, sd_finish_insn):
9407 (sd_find_dep_between, sd_add_dep, sd_add_or_update_dep): Ditto.
9408 (sd_resolve_dep, sd_copy_back_deps, sd_delete_dep, sd_debug_lists):
9411 * sched-deps.c (init_dep_1): Make global.
9412 (DUMP_DEP_PRO, DUMP_DEP_CON, DUMP_DEP_STATUS, DUMP_DEP_ALL): New
9414 (dump_dep): New static function.
9415 (dump_dep_flags): New static variable.
9416 (sd_debug_dep): New function.
9417 (add_to_deps_list, remove_from_deps_list): Update 'n_links' field of
9419 (move_dep_link): Use remove_from_deps_list (), instead of
9421 (dep_links_consistent_p, dump_dep_links, debug_dep_links): Remove.
9422 (dep_link_is_detached_p): New static function.
9423 (deps_obstack, dl_obstack, dn_obstack): Remove. Use dn_pool, dl_pool
9425 (dn_pool, dl_pool): New alloc_pools.
9426 (dn_pool_diff, dl_pool_diff): New static variables.
9427 (create_dep_node, delete_dep_node): New static function.
9428 (create_deps_list): Make it static. Use alloc_pool 'dl_pool'.
9429 (deps_list_empty_p): Make it static. Use 'n_links' field.
9430 (deps_pools_are_empty_p): New static function.
9431 (alloc_deps_list, delete_deps_list): Remove.
9432 (dump_deps_list, debug_deps_list, add_back_dep_to_deps_list): Remove.
9433 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
9434 (copy_deps_list_change_con): Remove. Use sd_copy_back_deps () instead.
9435 (forward_dependency_cache): Remove.
9436 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Remove
9437 'back' from the names. Change signature to use dep_t instead of
9439 (add_back_dep): Ditto. Make global.
9440 (check_dep_status): Rename to check_dep ().
9441 (sd_next_list, sd_lists_size, sd_lists_empty_p, sd_init_insn):
9443 (sd_finish_insn): Ditto.
9444 (sd_find_dep_between_no_cache): New static function.
9445 (sd_find_dep_between): New function.
9446 (ask_dependency_caches, set_dependency_caches): New static functions.
9447 (update_dependency_caches, change_spec_dep_to_hard, update_dep): Ditto.
9448 (add_or_update_dep_1): Separate pieces of functionality into
9449 ask_dependency_caches (), update_dependency_caches (),
9450 change_spec_dep_to_hard (), update_dep ().
9451 (get_back_and_forw_lists): New static function.
9452 (sd_add_dep): Separate setting of dependency caches into
9453 set_dependency_caches ().
9454 (sd_add_or_update_dep, sd_resolve_dep, sd_copy_back_deps):
9456 (sd_delete_dep): Ditto.
9457 (DUMP_LISTS_SIZE, DUMP_LISTS_DEPS, DUMP_LISTS_ALL): New constants.
9458 (dump_lists): New static function.
9459 (sd_debug_lists): New debug function.
9460 (delete_all_dependences, fixup_sched_groups): Update to use
9461 sd_* infrastructure.
9462 (sched_analyze_2): Create data-speculative dependency only if
9463 data-speculation is enabled.
9464 (sched_analyze_insn): If insn cannot be speculative, make all its
9465 dependencies non-speculative.
9466 (sched_analyze): Use sd_init_insn ().
9467 (add_forw_dep, compute_forward_dependencies): Remove.
9468 (delete_dep_nodes_in_back_deps): New static function.
9469 (sched_free_deps): New function.
9470 (init_dependency_caches): Init alloc_pools.
9471 (extend_depedency_caches): Update after removing of
9472 forward_dependency_cache.
9473 (free_dependency_caches): Ditto. Free alloc_pools.
9474 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Remove.
9475 (delete_forw_dep, add_or_update_back_dep, add_or_update_back_forw_dep):
9477 (add_back_forw_dep, delete_back_forw_dep): Ditto.
9478 (add_dependence): Use init_dep ().
9479 (get_dep_weak_1): New static function.
9480 (get_dep_weak): Move logic to get_dep_weak_1 ().
9481 (dump_ds): New static function moved from haifa-sched.c:
9482 debug_spec_status ().
9483 (debug_ds): New debug function.
9484 (check_dep_status): Rename to check_dep (). Update to check whole
9487 * haifa-sched.c (spec_info): Make global.
9488 (added_recovery_block_p): Rename to
9489 'haifa_recovery_block_was_added_during_current_schedule_block_p'.
9490 (haifa_recovery_block_was_added_during_scheduling_p): New variable.
9491 (dep_cost, priority, rank_for_schedule, schedule_insn): Update
9492 to use new interfaces.
9493 (ok_for_early_queue_removal): Ditto.
9494 (schedule_block): Initialize logical uids of insns emitted by the
9496 (sched_init): Initialize new variable.
9497 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
9499 (extend_global): Initialize insn data.
9500 (init_h_i_d): Remove code that is now handled in sd_init_insn ().
9501 (process_insn_forw_deps_be_in_spec): Change signature. Update to use
9503 (add_to_speculative_block): Update to use new interfaces.
9504 (create_recovery_block): Set new variables.
9505 (create_check_block_twin, fix_recovery_deps): Update to use new
9507 (sched_insn_is_legitimate_for_speculation_p): New function.
9508 (speculate_insn): Move checking logic to
9509 sched_insn_is_legitimate_for_speculation_p ().
9510 (sched_remove_insn): Finalize sched-deps information of instruction.
9511 (clear_priorities, add_jump_dependencies): Update to use new
9513 (debug_spec_status): Rename to dump_ds () and move to sched-deps.c.
9515 * sched-rgn.c (set_spec_fed, find_conditional_protection): Update
9516 to use new interfaces.
9517 (is_conditionally_protected, is_pfree, is_prisky) Ditto.
9518 (new_ready): Try to use control speculation only if it is available.
9519 (add_branch_dependences): Update to use new interfaces.
9520 (compute_block_backward_dependences): Rename to
9521 compute_block_dependences (). Call
9522 targetm.sched.dependencies_evaluation_hook ().
9523 (free_block_dependencies): New static function.
9524 (debug_dependencies): Update to use new interfaces.
9525 (schedule_region): Remove separate computation of forward dependencies.
9526 Move call of targetm.sched.dependencies_evaluation_hook () to
9527 compute_block_dependences (). Free dependencies at the end of
9528 scheduling the region.
9530 * sched-ebb.c (earliest_block_with_similiar_load): Update to use
9532 (add_deps_for_risky_insns): Ditto.
9533 (schedule_ebb): Remove separate computation of forward dependencies.
9534 Free dependencies at the end of scheduling the ebb.
9536 * ddg.c (create_ddg_dependence): Update to use new interfaces.
9537 (build_intra_loop_deps): Ditto. Remove separate computation of
9538 forward dependencies. Free sched-deps dependencies.
9540 * config/ia64/ia64.c (ia64_dependencies_evaluation_hook): Update
9541 to use new interfaces.
9542 (ia64_dfa_new_cycle, ia64_gen_check): Ditto.
9544 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Update to use
9546 (is_costly_group): Ditto.
9548 2007-08-14 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9550 * alias.c (rtx_equal_for_memref_p): Constify.
9551 * basic-block.h (const_edge, const_basic_block): New.
9552 (reg_set_to_hard_reg_set, dfs_enumerate_from, single_succ_p,
9553 single_pred_p, single_succ_edge, single_pred_edge, single_succ,
9554 single_pred, maybe_hot_bb_p, probably_cold_bb_p,
9555 probably_never_executed_bb_p, edge_probability_reliable_p,
9556 br_prob_note_reliable_p, forwarder_block_p, flow_nodes_print,
9557 inside_basic_block_p, control_flow_insn_p, dominated_by_p):
9559 * bb-reorder.c (better_edge_p, push_to_next_round_p): Likewise.
9560 * bt-load.c (basic_block_freq, insn_sets_btr_p, can_move_up):
9562 * cfganal.c (flow_active_insn_p, forwarder_block_p,
9563 flow_nodes_print, dfs_enumerate_from): Likewise.
9564 * cfgbuild.c (count_basic_blocks, inside_basic_block_p,
9565 control_flow_insn_p, count_basic_blocks): Likewise.
9566 * cfgloop.c (flow_bb_inside_loop_p, glb_enum_p,
9567 get_loop_body_with_size, loop_exit_edge_p): Likewise.
9568 * cfgloop.h (flow_bb_inside_loop_p, num_loop_insns,
9569 average_num_loop_insns, loop_exit_edge_p,
9570 just_once_each_iteration_p, can_duplicate_loop_p): Likewise.
9571 * cfgloopanal.c (just_once_each_iteration_p, num_loop_insns,
9572 average_num_loop_insns, seq_cost): Likewise.
9573 * cfgloopmanip.c (rpe_enum_p, can_duplicate_loop_p): Likewise.
9574 * dominance.c (dominated_by_p): Likewise.
9575 * emit-rtl.c (validate_subreg): Likewise.
9576 * except.c (can_throw_internal, can_throw_external): Likewise.
9577 * except.h (can_throw_internal, can_throw_external): Likewise.
9578 * gcse.c (gcse_constant_p, oprs_unchanged_p, oprs_anticipatable_p,
9579 oprs_available_p, hash_expr, expr_equiv_p, oprs_not_set_p,
9580 compute_transp, load_killed_in_block_p, reg_killed_on_edge,
9581 simple_mem, store_ops_ok, load_kills_store, find_loads,
9582 store_killed_in_insn, store_killed_after, store_killed_before,
9583 gcse_mem_operand, implicit_set_cond_p, store_killed_in_pat):
9585 * ifcvt.c (count_bb_insns, cheap_bb_rtx_cost_p, noce_operand_ok,
9586 noce_mem_write_may_trap_or_fault_p): Likewise.
9587 * pointer-set.c (pointer_set_contains, pointer_map_contains):
9589 * pointer-set.h (pointer_set_contains, pointer_map_contains):
9591 * predict.c (can_predict_insn_p, maybe_hot_bb_p,
9592 probably_cold_bb_p, probably_never_executed_bb_p,
9593 edge_probability_reliable_p, br_prob_note_reliable_p,
9594 can_predict_insn_p): Likewise.
9595 * regclass.c (reg_set_to_hard_reg_set): Likewise.
9596 * resource.c (return_insn_p): Likewise.
9597 * rtl.h (reg_set_between_p, reg_set_p, validate_subreg):
9599 * rtlanal.c (reg_set_between_p, reg_set_p): Likewise.
9600 * tracer.c (count_insns, ignore_bb_p, better_p): Likewise.
9601 * tree-cfg.c (verify_gimple_unary_expr, verify_gimple_binary_expr,
9602 verify_gimple_modify_stmt): Likewise.
9603 * tree-chrec.c (is_not_constant_evolution,
9604 is_multivariate_chrec_rec, is_multivariate_chrec,
9605 chrec_contains_symbols, chrec_contains_undetermined,
9606 tree_contains_chrecs, evolution_function_is_affine_multivariate_p,
9607 evolution_function_is_univariate_p, avoid_arithmetics_in_type_p,
9608 eq_evolutions_p, scev_direction): Likewise.
9609 * tree-chrec.h (automatically_generated_chrec_p, tree_is_chrec,
9610 eq_evolutions_p, is_multivariate_chrec, chrec_contains_symbols,
9611 chrec_contains_symbols_defined_in_loop,
9612 chrec_contains_undetermined, tree_contains_chrecs,
9613 evolution_function_is_affine_multivariate_p,
9614 evolution_function_is_univariate_p, chrec_zerop,
9615 evolution_function_is_constant_p, evolution_function_is_affine_p,
9616 evolution_function_is_affine_or_constant_p,
9617 tree_does_not_contain_chrecs, chrec_type): Likewise.
9618 * tree-data-ref.c (tree_fold_divides_p,
9619 object_address_invariant_in_loop_p, dr_may_alias_p,
9620 ziv_subscript_p, siv_subscript_p, gcd_of_steps_may_divide_p,
9621 same_access_functions, constant_access_functions,
9622 access_functions_are_affine_or_constant_p, find_vertex_for_stmt):
9624 * tree-flow.h (scev_direction): Likewise.
9625 * tree-gimple.c (is_gimple_stmt): Likewise.
9626 * tree-outof-ssa.c (identical_copies_p, identical_stmt_lists_p):
9628 * tree-pretty-print.c (op_prio): Likewise.
9629 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop,
9630 analyzable_condition, backedge_phi_arg_p): Likewise.
9631 * tree-scalar-evolution.h (get_chrec_loop): Likewise.
9632 * tree-ssa-operands.c (get_name_decl, operand_build_cmp): Likewise.
9633 * tree-ssa-threadupdate.c (dbds_continue_enumeration_p):
9636 2007-08-13 Dan Hipschman <dsh@google.com>
9639 * c-format.c (check_format_arg): Move check for zero-length
9640 format strings below the check for unterminated strings.
9642 2007-08-13 Andrew Pinski <pinskia@gmail.com>
9645 * c-typeck.c (build_unary_op <case BIT_NOT_EXPR>): Reject vector float
9648 2007-08-13 Nick Clifton <nickc@redhat.com>
9650 * config/arm/arm_neon.h: Revert GPLv3 patch to this file.
9652 2007-08-12 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
9655 * c-format.c (gcc_gfc_length_specs): New array.
9656 (gcc_gfc_char_table): Add unsigned specifier, and references to
9657 the l length modifier.
9658 (format_types_orig): Use the new gcc_gfc_length_specs.
9660 2007-08-12 Sa Liu <saliu@de.ibm.com>
9662 * emit-rtl.c (try_split): Relink the insns with REG_LIBCALL note
9663 and with REG_RETVAL note after split.
9665 2007-08-11 David Daney <ddaney@avtrex.com>
9667 * config/mips/mips.c (mips_sched_reorder): Mark cycle parameter
9668 as ATTRIBUTE_UNUSED.
9670 2007-08-11 David Edelsohn <edelsohn@gnu.org>
9671 Segher Boessenkool <segher@kernel.crashing.org>
9673 * config/rs6000/rs6000.h (CC1_CPU_SPEC): Define as empty string if
9674 HAVE_LOCAL_CPU_DETECT not defined.
9676 2007-08-11 Jan Hubicka <jh@suse.cz>
9678 * cgraphunit.c (record_cdtor_fn): Declare all cdtors always inlined.
9679 (cgraph_process_new_functions): Honor previous value of
9680 disregard_inline_limits.
9681 * ipa-inline.c (compute_inline_parameters): Likewise.
9683 2007-08-11 Ian Lance Taylor <iant@google.com>
9685 * alias.h (alias_set_type): Define new type.
9686 (ALIAS_SET_MEMORY_BARRIER): Use it.
9687 * rtl.h: Include alias.h.
9688 (struct mem_attrs): Use alias_set_type.
9689 * tree.h: Include alias.h
9690 (struct tree_type): Use alias_set_type.
9691 (struct tree_struct_field_tag): Likewise.
9692 (struct tree_decl_common): Likewise.
9693 * alias.c (struct alias_set_entry): Use alias_set_type.
9694 (get_alias_set_entry, alias_set_subset_of): Likewise.
9695 (alias_sets_conflict_p): Likewise.
9696 (alias_sets_must_conflict_p): Likewise.
9697 (objects_must_conflict_p): Likewise.
9698 (get_alias_set, new_alias_set): Likewise.
9699 (record_alias_subset, record_component_aliases): Likewise.
9700 (varargs_set, frame_set): Change to alias_set_type.
9701 (get_varargs_alias_set): Use alias_set_type.
9702 (get_frame_alias_set): Likewise.
9703 * builtins.c (setjmp_alias_set): Change to alias_set_type.
9704 * dse.c (struct store_info): Use alias_set_type.
9705 (struct read_info, struct clear_alias_mode_holder): Likewise.
9706 (clear_alias_set_lookup, canon_address): Likewise.
9707 (record_store, check_mem_read_rtx): Likewise.
9708 (dse_record_singleton_alias_set): Likewise.
9709 (dse_invalidate_singleton_alias_set): Likewise.
9710 * emit-rtl.c (get_mem_attrs): Likewise.
9711 (set_mem_attributes_minus_bitpos): Likewise.
9712 (set_mem_alias_set): Likewise.
9713 * expr.c (store_constructor_field, store_field): Likewise.
9714 * gimplify.c (struct gimplify_init_ctor_preeval_data): Likewise.
9715 * langhooks.c (lhd_get_alias_set): Likewise.
9716 * langhooks-def.h (lhd_get_alias_set): Likewise.
9717 * reload1.c (alter_reg): Likewise.
9718 * tree-flow.h (struct fieldoff): Likewise.
9719 * tree-ssa-alias.c (struct alias_map_d): Likewise.
9720 (may_alias_p, get_smt_for, create_sft): Likewise.
9721 * tree-ssa-alias-warnings.c (nonstandard_alias_types_p): Likewise.
9722 * tree-ssa-structalias.c (set_uids_in_ptset): Likewise.
9723 (merge_smts_into): Likewise.
9724 * varasm.c (const_alias_set): Likewise.
9725 * c-common.c (strict_aliasing_warning): Likewise.
9726 (c_common_get_alias_set): Likewise.
9727 * dse.h (dse_record_singleton_alias_set): Update declaration.
9728 (dse_invalidate_singleton_alias_set): Likewise.
9729 * emit-rtl.h (set_mem_alias_set): Likewise.
9730 * c-common.h (c_common_get_alias_set): Likewise.
9731 * print-rtl.c (print_rtx): Cast MEM_ALIAS_SET when printing it.
9732 * print-tree.c (print_node): Likewise.
9733 * config/alpha/alpha.c (alpha_sr_alias_set): Change to
9735 (alpha_setup_incoming_varargs): Use alias_set_type.
9736 * config/i386/i386.c (setup_incoming_varargs_64): Use
9738 (setup_incoming_varargs_ms_64): Likewise.
9739 (ix86_GOT_alias_set): Likewise.
9740 * config/mn10300/mn10300.c (mn10300_builtin_saveregs): Likewise.
9741 * config/rs6000/rs6000.c (setup_incoming_varargs): Likewise.
9742 (set): Change to alias_set_type.
9743 (get_TOC_alias_set): Use alias_set_type.
9744 * config/rs6000/rs6000-protos.h (get_TOC_alias_set): Update
9746 * config/sh/sh.c (sh_builtin_saveregs): Use alias_set_type.
9747 * config/sparc/sparc.c (sparc_sr_alias_set): Change to
9749 (struct_value_alias_set): Likewise.
9750 * Makefile.in (GTFILES): Add $(srcdir)/alias.h.
9752 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9754 * config/vxworks-dummy.h (TARGET_VXWORKS): Define.
9755 * config/vxworks.h (TARGET_VXWORKS): Override.
9756 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Don't define
9757 "mips" if TARGET_VXWORKS.
9759 2007-08-11 Richard Sandiford <richard@codesourcery.com>
9761 * calls.c (avoid_likely_spilled_reg): New function.
9762 (expand_call): Use it.
9764 2007-08-11 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9766 * c-typeck.c (build_c_cast): Add OPT_Wcast_qual to warnings.
9768 2007-08-10 Adam Nemet <anemet@caviumnetworks.com>
9770 * config/mips/predicates.md (const_call_insn_operand): Invoke
9771 SYMBOL_REF_LONG_CALL_P only on SYMBOL_REFs.
9773 2007-08-10 David Edelsohn <edelsohn@gnu.org>
9776 * config/rs6000/driver-rs6000.c: Include link.h.
9777 Use ElfW instead of wordsize-specif typedef.
9779 2007-08-10 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
9781 * system.h (CONST_CAST): New.
9782 * c-decl.c (c_make_fname_decl): Use it.
9783 * c-lex.c (cb_ident, lex_string): Likewise.
9784 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
9785 * gcc.c (set_spec, read_specs, for_each_path, execute, do_spec_1,
9786 give_switch, set_multilib_dir): Likewise.
9787 * gengtype-parse.c (string_seq, typedef_name): Likewise.
9788 * passes.c (execute_one_pass): Likewise.
9789 * prefix.c (update_path): Likewise.
9790 * pretty-print.c (pp_base_destroy_prefix): Likewise.
9791 * tree.c (build_string): Likewise.
9793 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9795 * tree-flow-inline.h (is_exec_stmt): Remove.
9796 (is_label_stmt): Remove.
9797 * tree-flow.h: Remove prototypes for is_exec_stmt, get_filename, and
9800 2007-08-10 Andreas Krebbel <krebbel1@de.ibm.com>
9802 * lower-subreg.c (resolve_shift_zext): Don't adjust
9803 src_reg_num for wordmode operands.
9805 2007-08-10 Sandra Loosemore <sandra@codesourcery.com>
9806 David Ung <davidu@mips.com>
9808 * config/mips/mips.c (TARGET_SCHED_INIT): Define.
9809 (TARGET_SCHED_REORDER2): Define.
9810 (mips_maybe_swap_ready): New.
9811 (mips_last_74k_agen_insn): New.
9812 (mips_74k_agen_init): New.
9813 (mips_74k_agen_reorder): New function to group loads and stores
9815 (mips_sched_init): New.
9816 (mips_sched_reorder): Don't do initialization here. Call
9817 mips_74k_agen_reorder.
9818 (mips_variable_issue): Call mips_74k_agen_init.
9820 2007-08-10 Aldy Hernandez <aldyh@redhat.com>
9822 * tree-flow-inline.h (get_filename): Remove.
9824 2007-08-10 Richard Sandiford <richard@codesourcery.com>
9826 * config/mips/mips-protos.h (mips_address_insns): Add a boolean
9828 (mips_fetch_insns): Delete in favor of...
9829 (mips_load_store_insns): ...this new function.
9830 * config/mips/mips.c (mips_address_insns): Add a boolean argument
9831 to say whether multiword moves _might_ be split.
9832 (mips_fetch_insns): Delete in favor of...
9833 (mips_load_store_insns): ...this new function.
9834 (mips_rtx_costs): Update the call to mips_address_insns.
9835 (mips_address_cost): Likewise.
9836 * config/mips/mips.md (length): Use mips_load_store_insns instead
9837 of mips_fetch_insns.
9838 * config/mips/constraints.md (R): Use mips_address_insns rather
9839 than mips_fetch_insns. Assume that the move never needs to be split.
9841 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9843 * config/mips/mips.opt (mhard-float, msoft-float): Make these
9844 control TARGET_HARD_FLOAT_ABI and TARGET_SOFT_FLOAT_ABI, rather
9845 than TARGET_HARD_FLOAT and TARGET_SOFT_FLOAT.
9846 * config/mips/mips.h (mips16_hard_float): Delete.
9847 (TARGET_HARD_FLOAT_ABI, TARGET_SOFT_FLOAT_ABI): Delete these
9848 definitions, and replace with....
9849 (TARGET_HARD_FLOAT, TARGET_SOFT_FLOAT): Define.
9850 * config/mips/mips.c (mips16_hard_float): Delete. Replace
9851 all references with (TARGET_MIPS16 && TARGET_HARD_FLOAT_ABI).
9852 (MIPS_MARCH_CONTROLS_SOFT_FLOAT): Update comments.
9853 (override_options): Replace MASK_SOFT_FLOAT references with
9854 MASK_SOFT_FLOAT_ABI. Delete twiddling with MASK_SOFT_FLOAT
9855 and mips16_hard_float when TARGET_MIPS16.
9857 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9860 * c-typeck.c (build_binary_op): Check for non pointer types before
9861 calling int_fits_type_p.
9863 2007-08-09 Andrew Pinski <andrew_pinski@playstation.sony.com>
9866 * fold-const.c (omit_one_operand): Return only the ommitted expression
9867 if the result is an empty statement.
9868 (pedantic_omit_one_operand): Likewise.
9870 2007-08-09 Daniel Berlin <dberlin@dberlin.org>
9872 * c-typeck.c (readonly_error): Improve error for assignment.
9874 * c-pretty-print.c (pp_c_additive_expression): Handle pointer-plus
9876 (pp_c_expression): Ditto.
9878 2007-08-09 Simon Baldwin <simonb@google.com>
9880 * simplify-rtx.c (simplify_binary_operation_1): Removed erroneous
9881 break that was preventing simplify_associative_operation() for xor.
9883 2007-08-09 Sandra Loosemore <sandra@codesourcery.com>
9884 Nigel Stephens <nigel@mips.com>
9886 * doc/tm.texi (CLZ_DEFINED_VALUE_AT_ZERO, CTZ_DEFINED_VALUE_AT_ZERO):
9887 Document change in interpretation of value from boolean to
9889 * optabs.c (expand_ffs, expand_ctz): New functions to compute
9890 ffs and ctz using clz.
9891 (expand_unop): Call them.
9892 * config/rs6000/rs6000.h (CLZ_DEFINED_VALUE_AT_ZERO): Fix its
9894 (CTZ_DEFINED_VALUE_AT_ZERO): Likewise.
9895 * config/mips/mips.h (CLZ_DEFINED_VALUE_AT_ZERO): Likewise, to
9896 enable the new ffs expansion on this target.
9898 2007-08-09 Jan Hubicka <jh@suse.cz>
9900 * optabs.c (expand_widen_pattern_expr): Use optabs accestors.
9901 (expand_ternary_op): Likewise.
9902 (expand_vec_shift_expr): Likewise.
9903 (expand_binop_directly): Likewise.
9904 (expand_binop): Likewise.
9905 (sign_expand_binop): Likewise.
9906 (expand_twoval_unop): Likewise.
9907 (expand_twoval_binop): Likewise.
9908 (expand_twoval_binop_libfunc): Likewise.
9909 (widen_clz): Likewise.
9910 (widen_bswap): Likewise.
9911 (expand_parity): Likewise.
9912 (expand_unop): Likewise.
9913 (expand_abs_nojump): Likewise.
9914 (expand_copysign): Likewise.
9915 (emit_no_conflict_block): Likewise.
9916 (emit_libcall_block): Likewise.
9917 (can_compare_p): Likewise.
9918 (prepare_cmp_insn): Likewise.
9919 (emit_cmp_and_jump_insn_1): Likewise.
9920 (prepare_float_lib_cmp): Likewise.
9921 (emit_conditional_add): Likewise.
9922 (gen_add2_insn): Likewise.
9923 (have_add2_insn): Likewise.
9924 (gen_sub2_insn): Likewise.
9925 (have_sub2_insn): Likewise.
9926 (can_extend_p): Likewise.
9927 (can_fix_p): Likewise.
9928 (can_float_p): Likewise.
9929 (expand_float): Likewise.
9930 (expand_fix): Likewise.
9931 (expand_sfix_optab): Likewise.
9932 (new_optab): Likewise.
9933 (new_convert_optab): Likewise.
9934 (init_libfuncs): Likewise.
9935 (init_interclass_conv_libfuncs): Likewise.
9936 (init_intraclass_conv_libfuncs): Likewise.
9937 (set_conv_libfunc): Likewise.
9938 (init_optabs): Likewise.
9939 (debug_optab_libfuncs): Likewise.
9940 (gen_cond_trap): Likewise.
9941 * optabs.h (optab_handler, convert_optab_hanlder): New.
9942 * genopinit.c: Update optabs generation table.
9943 * reload.c (find_reloads_address_1): Use optabs accestors.
9944 * builtins.c (expand_builtin_mathfn): Likewise.
9945 (expand_builtin_mathfn_2): Likewise.
9946 (expand_builtin_mathfn_3): Likewise.
9947 (expand_builtin_interclass_mathfn): Likewise.
9948 (expand_builtin_sincos): Likewise.
9949 (expand_builtin_cexpi): Likewise.
9950 (expand_builtin_powi): Likewise.
9951 (expand_builtin_strlen): Likewise.
9952 * dojump.c (do_jump): Likewise.
9953 * expr.c (convert_move): Likewise.
9954 (move_by_pieces): Likewise.
9955 (move_by_pieces_ninsns): Likewise.
9956 (can_store_by_pieces): Likewise.
9957 (store_by_pieces_1): Likewise.
9958 (emit_move_via_integer): Likewise.
9959 (emit_move_complex): Likewise.
9960 (emit_move_ccmode): Likewise.
9961 (emit_move_insn_1): Likewise.
9962 (emit_single_push_insn): Likewise.
9963 (store_constructor): Likewise.
9964 (expand_expr_real_1): Likewise.
9965 (do_store_flag): Likewise.
9966 * ada/misc.c (gnat_compute_largest_alignment): Likewise.
9967 (enumerate_modes): Likewise.
9968 * tree-vectorizer.c (vect_supportable_dr_alignment): Likewise.
9969 (supportable_widening_operation): Likewise.
9970 (supportable_narrowing_operation): Likewise.
9971 * expmed.c (store_bit_field_1): Likewise.
9972 (extract_bit_field_1): Likewise.
9973 (expand_mult_highpart_optab): Likewise.
9974 (expand_smod_pow2): Likewise.
9975 (expand_divmod): Likewise.
9976 (emit_store_flag): Likewise.
9977 * tree-vect-patterns.c
9978 (vect_pattern_recog_1): Likewise.
9979 * tree-ssa-loop-prefetch.c
9980 (nontemporal_store_p): Likewise.
9981 * tree-vect-transform.c (vect_model_reduction_cost): Likewise.
9982 (vect_create_epilog_for_reduction): Likewise.
9983 (vectorizable_reduction): Likewise.
9984 (vectorizable_operation): Likewise.
9985 (vect_strided_store_supported): Likewise.
9986 (vectorizable_store): Likewise.
9987 (vect_strided_load_supported): Likewise.
9988 (vectorizable_load): Likewise.
9989 * combine.c (simplify_comparison): Likewise.
9990 * tree-vect-generic.c
9991 (type_for_widest_vector_mode): Likewise.
9992 (expand_vector_operations_1): Likewise.
9993 * config/spu/spu.c (spu_expand_mov): Likewise.
9994 (spu_emit_vector_compare): Likewise.
9995 * config/rs6000/rs6000.c
9996 (rs6000_emit_vector_compare): Likewise.
9997 * stmt.c (add_case_node): Likewise.
9998 * reload1.c (gen_reload):
10000 2007-08-09 Michael Matz <matz@suse.de>
10002 * tree.h (fixed_zerop): Declare as taking a const_tree.
10003 * tree.c (fixed_zerop): Take a const_tree.
10005 2007-08-09 Ira Rosen <irar@il.ibm.com>
10007 * tree-vect-transform.c (vectorizable_store): Remove call to
10008 copy_virtual_operands() and call mark_symbols_for_renaming() for
10009 the created vector store.
10010 (vect_setup_realignment): Don't call copy_virtual_operands() and
10011 update_vuses_to_preheader().
10012 (vectorizable_load): Don't call copy_virtual_operands().
10013 (update_vuses_to_preheader): Remove.
10015 2007-08-08 Chao-ying Fu <fu@mips.com>
10017 * tree.def (FIXED_POINT_TYPE): New type.
10018 (FIXED_CST): New constant.
10019 (FIXED_CONVERT_EXPR): New expr.
10020 * doc/c-tree.texi (Types): Document FIXED_POINT_TYPE.
10021 (Expressions): Document FIXED_CST and FIXED_CONVERT_EXPR.
10022 * tree.h (struct tree_base): Add saturating_flag.
10023 Remove one bit of spare for saturating_flag.
10024 (NUMERICAL_TYPE_CHECK): Support FIXED_POINT_TYPE.
10025 (NON_SAT_FIXED_POINT_TYPE_P, SAT_FIXED_POINT_TYPE_P,
10026 FIXED_POINT_TYPE_P): Define.
10027 (TYPE_SATURATING): Define.
10028 (TREE_FIXED_CST_PTR, TREE_FIXED_CST): Define.
10029 (struct tree_fixed_cst): New.
10030 (TYPE_IBIT, TYPE_FBIT): Define.
10031 (tree_node): Add fixed_cst.
10032 (enum tree_index): Add new enumeration values of
10033 TI_SAT_SFRACT_TYPE, TI_SAT_FRACT_TYPE, TI_SAT_LFRACT_TYPE,
10034 TI_SAT_LLFRACT_TYPE, TI_SAT_USFRACT_TYPE, TI_SAT_UFRACT_TYPE,
10035 TI_SAT_ULFRACT_TYPE, TI_SAT_ULLFRACT_TYPE, TI_SFRACT_TYPE,
10036 TI_FRACT_TYPE, TI_LFRACT_TYPE, TI_LLFRACT_TYPE, TI_USFRACT_TYPE,
10037 TI_UFRACT_TYPE, TI_ULFRACT_TYPE, TI_ULLFRACT_TYPE,
10038 TI_SAT_SACCUM_TYPE, TI_SAT_ACCUM_TYPE, TI_SAT_LACCUM_TYPE,
10039 TI_SAT_LLACCUM_TYPE, TI_SAT_USACCUM_TYPE, TI_SAT_UACCUM_TYPE,
10040 TI_SAT_ULACCUM_TYPE, TI_SAT_ULLACCUM_TYPE, TI_SACCUM_TYPE,
10041 TI_ACCUM_TYPE, TI_LACCUM_TYPE, TI_LLACCUM_TYPE, TI_USACCUM_TYPE,
10042 TI_UACCUM_TYPE, TI_ULACCUM_TYPE, TI_ULLACCUM_TYPE,
10043 TI_QQ_TYPE, TI_HQ_TYPE,_TYPE, TI_SQ_TYPE, TI_DQ_TYPE, TI_TQ_TYPE,
10044 TI_UQQ_TYPE, TI_UHQ_TYPE, TI_USQ_TYPE, TI_UDQ_TYPE, TI_UTQ_TYPE,
10045 TI_SAT_QQ_TYPE, TI_SAT_HQ_TYPE, TI_SAT_SQ_TYPE, TI_SAT_DQ_TYPE,
10046 TI_SAT_TQ_TYPE, TI_SAT_UQQ_TYPE, TI_SAT_UHQ_TYPE, TI_SAT_USQ_TYPE,
10047 TI_SAT_UDQ_TYPE, TI_SAT_UTQ_TYPE, TI_HA_TYPE, TI_SA_TYPE, TI_DA_TYPE,
10048 TI_TA_TYPE, TI_UHA_TYPE, TI_USA_TYPE, TI_UDA_TYPE, TI_UTA_TYPE,
10049 TI_SAT_HA_TYPE, TI_SAT_SA_TYPE, TI_SAT_DA_TYPE, TI_SAT_TA_TYPE,
10050 TI_SAT_UHA_TYPE, TI_SAT_USA_TYPE, TI_SAT_UDA_TYPE, TI_SAT_UTA_TYPE.
10051 (sat_short_fract_type_node, sat_fract_type_node,
10052 sat_long_fract_type_node, sat_long_long_fract_type_node,
10053 sat_unsigned_short_fract_type_node, sat_unsigned_fract_type_node,
10054 sat_unsigned_long_fract_type_node,
10055 sat_unsigned_long_long_fract_type_node, short_fract_type_node,
10056 fract_type_node, long_fract_type_node, long_long_fract_type_node,
10057 unsigned_short_fract_type_node, unsigned_fract_type_node,
10058 unsigned_long_fract_type_node, unsigned_long_long_fract_type_node,
10059 sat_short_accum_type_node, sat_accum_type_node,
10060 sat_long_accum_type_node, sat_long_long_accum_type_node,
10061 sat_unsigned_short_accum_type_node, sat_unsigned_accum_type_node,
10062 sat_unsigned_long_accum_type_node,
10063 sat_unsigned_long_long_accum_type_node, short_accum_type_node,
10064 accum_type_node, long_accum_type_node, long_long_accum_type_node,
10065 unsigned_short_accum_type_node, unsigned_accum_type_node,
10066 unsigned_long_accum_type_node, unsigned_long_long_accum_type_node,
10067 qq_type_node, hq_type_node, sq_type_node, dq_type_node, tq_type_node,
10068 uqq_type_node, uhq_type_node, usq_type_node, udq_type_node,
10069 utq_type_node, sat_qq_type_node, sat_hq_type_node, sat_sq_type_node,
10070 sat_dq_type_node, sat_tq_type_node, sat_uqq_type_node,
10071 sat_uhq_type_node, sat_usq_type_node, sat_udq_type_node,
10072 sat_utq_type_node, ha_type_node, sa_type_node, da_type_node,
10073 ta_type_node, uha_type_node, usa_type_node, uda_type_node,
10074 uta_type_node, sat_ha_type_node, sat_sa_type_node, sat_da_type_node,
10075 sat_ta_type_node, sat_uha_type_node, sat_usa_type_node,
10076 sat_uda_type_node, sat_uta_type_node): New macro.
10077 (make_fract_type, make_accum_type): Declare.
10078 (make_signed_fract_type, make_unsigned_fract_type,
10079 make_sat_signed_fract_type, make_sat_unsigned_fract_type,
10080 make_signed_accum_type, make_unsigned_accum_type,
10081 make_sat_signed_accum_type, make_sat_unsigned_accum_type,
10082 make_or_reuse_signed_fract_type, make_or_reuse_unsigned_fract_type,
10083 make_or_reuse_sat_signed_fract_type,
10084 make_or_reuse_sat_unsigned_fract_type, make_or_reuse_signed_accum_type,
10085 make_or_reuse_unsigned_accum_type, make_or_reuse_sat_signed_accum_type,
10086 make_or_reuse_sat_unsigned_accum_type): New macro.
10087 (fixed_zerop): Declare.
10088 * defaults.h (SHORT_FRACT_TYPE_SIZE, FRACT_TYPE_SIZE,
10089 LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10090 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10091 LONG_LONG_ACCUM_TYPE_SIZE): Define.
10092 * treestruct.def: Add TS_FIXED_CST.
10093 * Makefile.in (c-pretty-print.o): Add dependence on fixed-value.h.
10094 (tree.o): Likewise.
10095 (tree-dump.o): Likewise.
10096 (print-tree.o): Likewise.
10097 (tree-pretty-print.o): Likewise.
10098 (fold-const.o): Likewise.
10099 * tree-complex.c (some_nonzerop): Handle FIXED_CST.
10100 * tree-gimple.c (is_gimple_formal_tmp_rhs): Handle FIXED_CST.
10101 (is_gimple_min_invariant): Handle FIXED_CST.
10102 * stor-layout.c (int_mode_for_mode): Handle MODE_FRACT, MODE_UFRACT,
10103 MODE_ACCUM, MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
10104 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10105 (layout_type): Handle FIXED_POINT_TYPE.
10106 (make_fract_type, make_accum_type): New functions.
10107 * tree-browser.c (browse_tree): Handle FIXED_POINT_TYPE.
10108 * tree-dump.c (fixed-value.h): New include.
10109 (dump_fixed): New function.
10110 (dequeue_and_dump): Handle FIXED_POINT_TYPE and FIXED_CST.
10111 * tree-inline.c (remap_type_1): Handle FIXED_POINT_TYPE.
10112 (estimate_num_insns_1): Handle FIXED_CST and FIXED_CONVERT_EXPR.
10113 * tree-pretty-print.c (fixed-value.h): New include.
10114 (dump_generic_node): Handle FIXED_POINT_TYPE, FIXED_CST, and
10115 FIXED_CONVERT_EXPR.
10116 * tree-scalar-evolution.c (get_scalar_evolution): Handle FIXED_CST.
10117 * tree-ssa-loop-im.c (for_each_index): Handle FIXED_CST.
10118 * tree-ssa-pre.c (poolify_tree): Handle FIXED_CST.
10119 * tree-ssa-reassoc.c (break_up_subtract_bb): We can do reassociation
10120 for non-saturating fixed-point types.
10121 (reassociate_bb): Likewise.
10122 * emit-rtl.c (fixed-value.h): New include.
10123 (fconst0, fconst1): New array.
10124 (init_emit_once): Initialize fconst0 and fconst1 for fixed-point modes.
10125 * tree-vect-generic.c expand_vector_operation): Support
10126 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, and
10127 MODE_VECTOR_UACCUM.
10128 (type_for_widest_vector_mode): Add one parameter for the
10130 Check scalar FRACT, UFRACT, ACCUM, and UACCUM mode to select their
10132 Pass the satp parameter to type_for_mode for fixed-point types.
10133 (expand_vector_operations_1): Pass the saturating flag to
10134 type_for_widest_vector_mode.
10135 Support MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
10136 and MODE_VECTOR_UACCUM.
10137 * tree-vect-transform.c (vect_is_simple_cond): Support FIXED_CST.
10138 (vectorizable_condition): Likewise.
10139 * tree.c (fixed-value.h): New include.
10140 (tree_code_size): Support FIXED_CST.
10141 (build_fixed): New function.
10142 (build_one_cst): Support FIXED_POINT_TYPE for accum types.
10143 (fixed_zerop): New function.
10144 (tree_node_structure): Support FIXED_CST.
10145 (type_contains_placeholder_1): Support FIXED_POINT_TYPE.
10146 (build_type_attribute_qual_variant): Handle FIXED_POINT_TYPE.
10147 (type_hash_eq): Handle FIXED_POINT_TYPE.
10148 (simple_cst_equal): Support FIXED_CST.
10149 (iterative_hash_expr): Handle FIXED_CST.
10150 (get_unwidened): Make sure type is not FIXED_POINT_TYPE.
10151 (get_narrower): Likewise.
10152 (variably_modified_type_p): Handle FIXED_POINT_TYPE.
10153 (make_or_reuse_fract_type, make_or_reuse_accum_type): New functions.
10154 (build_common_tree_nodes_2): Use MAKE_FIXED_TYPE_NODE_FAMILY and
10155 MAKE_FIXED_MODE_NODE macros to initialize fixed-point type
10157 (build_vector_type_for_mode): Handle MODE_VECTOR_FRACT,
10158 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
10159 (initializer_zerop): Support FIXED_CST.
10160 (walk_tree): Handle FIXED_CST and FIXED_POINT_TYPE.
10161 * dwarf2out.c (base_type_die): Use DW_ATE_signed_fixed or
10162 DW_ATE_unsigned_fixed to describe FIXED_POINT_TYPE.
10163 (is_base_type): Handle FIXED_POINT_TYPE.
10164 (add_type_attribute): Handle FIXED_POINT_TYPE.
10165 (gen_type_die_with_usage): Handle FIXED_POINT_TYPE.
10166 * print-tree.c (fixed-value.h): New include.
10167 (print_node_brief): Support FIXED_CST.
10168 (print_node): Support FIXED_POINT_TYPE and FIXED_CST.
10169 * c-pretty-print.c (fixed-value.h): New include.
10170 (pp_c_type_specifier): Handle FIXED_POINT_TYPE. Need to pass
10171 TYPE_SATURATING to c_common_type_for_mode for fixed-point modes.
10172 (pp_c_direct_abstract_declarator): Handle FIXED_POINT_TYPE.
10173 Support fixed-point types for inner items in VECTOR_TYPE.
10174 (pp_c_direct_declarator): Likewise.
10175 (pp_c_declarator): Likewise.
10176 (pp_c_fixed_constant): New function.
10177 (pp_c_constant): Handle FIXED_CST.
10178 (pp_c_primary_expression): Likewise.
10179 (pp_c_expression): Likewise.
10180 * fold-const.c (fixed-value.h): New include.
10181 (negate_expr_p): Return true for FIXED_CST.
10182 (fold_negate_expr): Support FIXED_CST.
10183 (split_tree): Support FIXED_CST.
10184 (const_binop): Support FIXED_CST.
10185 (fold_convert_const_int_from_fixed): New function to convert from
10187 (fold_convert_const_real_from_fixed): New function to convert from
10189 (fold_convert_const_fixed_from_fixed): New function to convert from
10190 fixed to another fixed.
10191 (fold_convert_const_fixed_from_int): New function to convert from
10193 (fold_convert_const_fixed_from_real): New function to convert from
10195 (fold_convert_const): Support conversions from fixed to int, from
10196 fixed to real, from fixed to fixed, from int to fixed, and from real
10198 (fold_convert): Support FIXED_CST and FIXED_POINT_TYPE.
10199 (operand_equal_p): Support FIXED_CST.
10200 (make_range): For fixed-point modes, we need to pass the
10201 saturating flag as the 2nd parameter.
10202 (tree_swap_operands_p): Handle FIXED_CST.
10203 (fold_plusminus_mult_expr): For fract modes, we cannot generate
10205 (fold_unary): Support FIXED_CONVERT_EXPR.
10206 (fold_binary): Handle FIXED_CST.
10207 Make sure the type is not saturating, before associating operations.
10208 Ex: A + B + C, A * B * C, (A1 * C1) +/- (A2 * C2).
10209 (tree_expr_nonnegative_warnv_p): Handle FIXED_CST.
10210 (fold_negate_const): Support FIXED_CST.
10211 (fold_relational_const): Support FIXED_CST.
10212 * gimplify.c (omp_firstprivatize_type_sizes): Handle FIXED_POINT_TYPE.
10213 (gimplify_expr): Handle FIXED_CST.
10214 (gimplify_type_sizes): Handle FIXED_POINT_TYPE.
10215 * ipa-prop.c (ipa_callsite_compute_param): Support FIXED_CST.
10216 * ipa-type-escape.c (type_to_consider): Handle FIXED_POINT_TYPE.
10217 * doc/tm.texi (Type Layout): Document SHORT_FRACT_TYPE_SIZE,
10218 FRACT_TYPE_SIZE, LONG_FRACT_TYPE_SIZE, LONG_LONG_FRACT_TYPE_SIZE,
10219 SHORT_ACCUM_TYPE_SIZE, ACCUM_TYPE_SIZE, LONG_ACCUM_TYPE_SIZE,
10220 LONG_LONG_ACCUM_TYPE_SIZE.
10221 * dbxout.c (dbxout_type): Handle FIXED_POINT_TYPE.
10222 * c-aux-info.c (gen_type): Handle FIXED_POINT_TYPE.
10223 * tree-sra.c (is_sra_scalar_type): Support FIXED_POINT_TYPE.
10224 * expmed.c (extract_bit_field): Support MODE_FRACT, MODE_UFRACT,
10225 MODE_ACCUM, and MODE_UACCUM.
10226 * tree-vectorizer.c (vect_is_simple_reduction): Check for saturating
10227 fixed-point types to disable reduction.
10228 * explow.c (promote_mode): Support FIXED_POINT_TYPE.
10230 2007-08-08 David Edelsohn <edelsohn@gnu.org>
10232 * config/rs6000/x-rs6000: New file.
10233 * config/rs6000/darwin.h (CC1_SPEC): Add cc1_cpu.
10234 * config/rs6000/rs6000.h (EXTRA_SPECS): Add cc1_cpu.
10235 (EXTRA_SPEC_FUNCTIONS): Define.
10236 (HAVE_LOCAL_CPU_DETECT): Define.
10237 (CC1_CPU_SPEC): Define.
10238 * config/rs6000/driver-rs6000.c: New file.
10239 * config/rs6000/aix.h (CC1_SPEC): Define.
10240 * config/rs6000/sysv4.h (CC1_SPEC): Add cc1_cpu.
10241 * config.host: Add x-rs6000 to host_xmake_file if host and target
10242 are rs6000 or powerpc.
10244 2007-08-08 Paolo Bonzini <paolo.bonzini@lu.unisi.ch>
10246 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Use +=.
10248 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10249 Sandra Loosemore <sandra@codesourcery.com>
10250 Chao-ying Fu <fu@mips.com>
10251 Nigel Stephens <nigel@mips.com>
10252 David Ung <davidu@mips.com>
10254 * doc/invoke.texi (-mcode-readable): Document.
10255 * config/mips/mips.opt (mcode-readable): New option.
10256 * config/mips/mips-protos.h (SYMBOL_32_HIGH): New symbol type.
10257 * config/mips/mips.h (mips_code_readable_setting): New enum.
10258 (mips_code_readable): Declare.
10259 (TARGET_MIPS16_TEXT_LOADS, TARGET_MIPS16_PCREL_LOADS): New macros.
10260 (TARGET_MIPS16_SHORT_JUMP_TABLES): New macro.
10261 (JUMP_TABLES_IN_TEXT_SECTION): Use it.
10262 (CASE_VECTOR_MODE, CASE_VECTOR_PC_RELATIVE): Likewise. Remove
10263 boiler-plate comments.
10264 (ASM_OUTPUT_ADDR_DIFF_ELT): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10265 * config/mips/mips.c (mips_code_readable): New variable.
10266 (mips_classify_symbol): Only return SYMBOL_PC_RELATIVE for
10267 MIPS16 labels if TARGET_MIPS16_SHORT_JUMP_TABLES. Use both the
10268 context and -mcode-readable setting to restrict the use of
10269 SYMBOL_PC_RELATIVE for MIPS16 constant pool references.
10270 Only return TARGET_FORCE_TO_MEM if PC-relative loads are allowed.
10271 (mips_symbolic_constant_p): Handle SYMBOL_32_HIGH.
10272 (mips_blocks_for_constant_p): Only return false for
10273 TARGET_MIPS16_PCREL_LOADS.
10274 (mips_symbol_insns_1): Treat HIGHs as 2 extended instructions
10275 for MIPS16. Handle SYMBOL_32_HIGH.
10276 (mips_const_insns): Allow HIGHs for MIPS16 too.
10277 (mips_unspec_address_offset): New function, split out from...
10278 (mips_unspec_address): ...here.
10279 (mips_output_move): Handle MIPS16 HIGH moves. Use "li" to load
10280 16-bit symbolic constants. Assert approropiate conditions for
10281 using the "la" and "dla" macros.
10282 (mips_handle_option): Handle -mcode-readable=.
10283 (override_options): Use %hi/%lo relocations for TARGET_MIPS16 too.
10284 Set up mips_lo_relocs[SYMBOL_32_HIGH].
10285 (mips_strip_unspec_address): New function, split out from...
10286 (print_operand_reloc): ...here.
10287 (print_operand): Pass constants through mips_strip_unspec_address.
10288 (print_operand_address): Likewise.
10289 (mips_output_mi_thunk): Remove guard of mips16_lay_out_constants.
10290 (mips_select_rtx_section): Remove MIPS16 handling.
10291 (mips16_gp_pseudo_reg): Check currently_expanding_to_rtl.
10292 (mips16_rewrite_pool_refs): Wrap the labels in an address UNSPEC.
10293 (mips16_lay_out_constants): Do nothing unless
10294 TARGET_MIPS16_PCREL_LOADS.
10295 (mips_avoid_hazards): Remove guard of mips16_lay_out_constants.
10296 * config/mips/mips.md: Split HIGHs for MIPS16.
10297 (tablejump): Use TARGET_MIPS16_SHORT_JUMP_TABLES.
10299 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10301 * config/mips/mips-protos.h (mips_emit_move): Declare.
10302 * config/mips/mips.c (mips_emit_move): New function.
10303 (mips_force_temporary): Use mips_emit_move instead of emit_move_insn.
10304 (mips_legitimize_const_move): Likewise.
10305 (mips_legitimize_move): Likewise.
10306 (mips_split_64bit_move): Likewise.
10307 (mips_restore_gp): Likewise.
10308 (mips_load_call_address): Likewise.
10309 (mips_emit_fcc_reload): Likewise.
10310 (mips_set_return_address): Likewise.
10311 (mips_block_move_straight): Likewise.
10312 (mips_block_move_loop): Likewise.
10313 (mips_setup_incoming_varargs): Likewise.
10314 (mips_save_reg): Likewise.
10315 (mips_expand_prologue): Likewise.
10316 (mips_restore_reg): Likewise.
10317 (mips_expand_epilogue): Likewise.
10318 (mips_output_mi_thunk): Likewise.
10319 (build_mips16_call_stub): Likewise.
10320 (mips_builtin_branch_and_move): Likewise.
10321 * config/mips/mips.h (INITIALIZE_TRAMPOLINE): Likewise.
10322 * config/mips/mips.md (fixuns_truncdfsi2): Likewise.
10323 (fixuns_truncdfdi2): Likewise.
10324 (fixuns_truncsfsi2): Likewise.
10325 (fixuns_truncsfdi2): Likewise.
10326 (loadgp_absolute): Likewise.
10327 (builtin_setjmp_setup): Likewise.
10328 (builtin_longjmp): Likewise.
10329 (untyped_call): Likewise.
10331 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10333 * config/mips/mips-protos.h (mips_split_symbol): Add a mode and
10334 an "rtx *" argument. Return a bool.
10335 * config/mips/mips.c (mips_split_symbol): Accept arbitrary source
10336 values and return true if they can be split. Take the same kind of
10337 mode argument as mips_symbol_insns. Add a "lo_sum_out" parameter
10338 and store the lo_sum there if nonnull. Use the symbol type to
10339 determine whether a $gp or HIGH is needed.
10340 (mips_legitimize_address): Update call to mips_split_symbol and
10341 simplify accordingly.
10342 (mips_legitimize_const_move): Likewise.
10343 * config/mips/mips.md: In the combine define_split,
10344 check mips_split_symbol instead of splittable_symbolic_operand.
10345 Update use of mips_split_symbol in the generator code.
10346 * config/mips/predicates.md (splittable_symbolic_operand): Delete.
10348 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10350 * config/mips/mips.c (mips_symbolic_address_p): Delete.
10351 (mips_symbol_insns_1): New function, split out from...
10352 (mips_symbol_insns): ...here. Take a mode argument. Treat loads
10353 and stores separately from load addresses.
10354 (mips_classify_address): Replace uses of mips_symbolic_address_p
10355 with uses of mips_symbol_insns.
10356 (mips_address_insns): Update calls to mips_symbol_insns.
10357 (mips_const_insns): Likewise.
10358 (mips_legitimize_address): Likewise.
10360 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10362 * config/mips/mips-protos.h (SYMBOL_FORCE_TO_MEM): New symbol type.
10363 * config/mips/mips.c (mips_classify_symbol): Skip TARGET_ABICALLS
10364 block for locally-binding symbols if TARGET_ABSOLUTE_ABICALLS.
10365 Return SYMBOL_FORCE_TO_MEM instead of SYMBOL_ABSOLUTE for
10366 non-call contexts if TARGET_MIPS16.
10367 (mips_symbolic_constant_p): Handle SYMBOL_FORCE_TO_MEM.
10368 (mips_symbolic_address_p): Likewise. Remove special TARGET_MIPS16
10369 code for SYMBOL_ABSOLUTE.
10370 (mips_symbol_insns): Likewise.
10372 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10374 * config/mips/mips-protos.h (mips_symbol_context): New enumeration.
10375 * config/mips/mips.c (mips_classify_symbol): Take a context argument.
10376 (mips_symbolic_constant_p): Likewise. Update the call to
10377 mips_classify_symbol.
10378 (mips_classify_address): Update the calls to mips_symbolic_constant_p.
10379 (mips_const_insns): Likewise. Update the call to mips_classify_symbol.
10380 (mips_legitimize_address): Update the call to mips_symbolic_constant_p.
10381 (print_operand_reloc): Add a context argument. Update the call to
10382 mips_symbolic_constant_p.
10383 (print_operand): Update the calls to print_operand_reloc.
10384 (print_operand_address): Use print_operand_reloc rather than
10386 (mips_rewrite_small_data_p): Add a context argument. Update the call
10387 to mips_symbolic_constant_p.
10388 (mips_small_data_pattern_1): Make DATA the containing mem.
10389 Update the call to mips_rewrite_small_data_p.
10390 (mips_rewrite_small_data_1): Likewise.
10391 (mips_use_anchors_for_symbol_p): Update the call to
10392 mips_symbolic_constant_p.
10393 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10394 (splittable_symbolic_operand): Likewise.
10395 (move_operand): Likewise.
10396 (absolute_symbolic_operand): Likewise.
10397 (got_disp_operand): Likewise.
10398 (got_page_ofst_operand): Likewise.
10400 2007-08-08 Richard Sandiford <richard@codesourcery.com>
10402 * config/mips/mips-protos.h (SYMBOL_GENERAL): Rename to...
10403 (SYMBOL_ABSOLUTE): ...this.
10404 (SYMBOL_SMALL_DATA): Rename to...
10405 (SYMBOL_GP_RELATIVE): ...this.
10406 (SYMBOL_CONSTANT_POOL): Rename to...
10407 (SYMBOL_PC_RELATIVE): ...this.
10408 * config/mips/mips.c (mips_classify_symbol, mips_symbolic_constant_p)
10409 (mips_symbolic_address_p, mips_symbol_insns, override_options)
10410 (mips_rewrite_small_data_p, mips_use_anchors_for_symbol_p): Update
10411 after above changes.
10412 * config/mips/predicates.md (const_call_insn_operand): Likewise.
10413 (general_symbolic_operand): Rename to...
10414 (absolute_symbolic_operand): ...this.
10415 * config/mips/mips.md: Update after above changes.
10417 2007-08-08 Vladimir Yanovsky <yanov@il.ibm.com>
10418 Revital Eres <eres@il.ibm.com>
10420 * ddg.c (print_ddg): Add dump information.
10421 * modulo-sched.c (print_node_sched_params): Add parameter and
10423 (calculate_maxii): Remove function.
10424 (undo_generate_reg_moves): Likewise.
10425 (undo_permute_partial_schedule): Likewise.
10426 (kernel_number_of_cycles): Likewise.
10427 (MAXII_FACTOR): New definition to calculate the upper bound of II.
10428 (sms_schedule): Use it. Remove profitability checks.
10429 (sms_schedule_by_order): Fix order of nodes within the cycle.
10431 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10433 * config/i386/gnu.h (STARTFILE_SPEC): Use gcrt0.o in profile mode, add
10434 -profile option, add pie support.
10435 (ENDFILE_SPEC): New spec.
10436 * config/gnu.h (LIB_SPEC): Add -profile option.
10438 2007-08-08 Samuel Thibault <samuel.thibault@ens-lyon.org>
10440 * config/i386/gnu.h (CPP_SPEC): Add -pthread option.
10441 * config/gnu.h (LIB_SPEC): Likewise.
10443 2007-08-07 Yaz Saito <saito@google.com>
10444 Ian Lance Taylor <iant@google.com>
10446 * common.opt (finstrument-functions-exclude-function-list): New
10448 (finstrument-functions-exclude-file-list): New option.
10449 * opts.c (char_p): Define and DEF_VEC.
10450 (flag_instrument_functions_exclude_functions): New static
10452 (flag_instrument_functions_exclude_files): New static variable.
10453 (add_instrument_functions_exclude_list): New static function.
10454 (flag_instrument_functions_exclude_p): New function.
10455 (common_handle_option): Handle new options.
10456 * flags.h (flag_instrument_functions_exclude_p): Declare.
10457 * gimplify.c (gimplify_function_tree): Call
10458 flag_instrument_functions_exclude_p.
10459 * doc/invoke.texi (Option Summary): Mention new options.
10460 (Code Gen Options): Document new options.
10462 2007-08-07 Ian Lance Taylor <iant@google.com>
10464 PR rtl-optimization/32776
10465 * lower-subreg.c (resolve_clobber): Call resolve_reg_notes.
10466 (resolve_use): Likewise.
10467 (decompose_multiword_subregs): Remove "changed" local variable.
10469 2007-08-07 Carlos O'Donell <carlos@codesourcery.com>
10471 * configure.ac: Define HAVE_GNU_AS if $gas_flag is yes.
10472 * configure: Regenerate.
10473 * config.in: Regenerate.
10474 * gcc.c [HAVE_GNU_AS]: Add "%{v} %{w:-W} %{I*} " to asm_options
10477 2007-08-07 Ian Lance Taylor <iant@google.com>
10479 * lower-subreg.c (resolve_clobber): If the clobber has a LIBCALL
10480 note, just delete the insn.
10482 2007-08-07 Andreas Schwab <schwab@suse.de>
10485 * gengtype-lex.l: Ignore backslash/newline pair while scanning a
10488 2007-08-07 Andreas Krebbel <krebbel1@de.ibm.com>
10490 * lower-subreg.c (resolve_subreg_use): Remove assertion.
10491 (find_decomposable_shift_zext, resolve_shift_zext): New functions.
10492 (decompose_multiword_subregs): Use the functions above to decompose
10493 multiword shifts and zero-extends.
10495 2007-08-07 Rask Ingemann Lambertsen <rask@sygehus.dk>
10497 * doc/sourcebuild.texi (Test Directives): Fix "compile" and
10498 "assemble" descriptions which were swapped.
10500 2007-08-06 Chao-ying Fu <fu@mips.com>
10502 * fixed-value.h: New file.
10503 * fixed-value.c: New file.
10504 * Makefile.in (OBJS-common): Add fixed-value.o.
10505 (fixed-value.o): New rule.
10506 (GTFILES): Add fixed-value.h.
10507 * double-int.c (double_int_scmp): We should use unsigned HOST_WIDE_INT
10508 to compare a.low and b.low.
10509 * gengtype.c (main): Handle FIXED_VALUE_TYPE type as scalar typedef.
10511 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10512 Daniel Jacobowitz <dan@codesourcery.com>
10515 * config.gcc (x86_64-*-freebsd*): Add i386/t-crtstuff to
10517 (x86_64-*-netbsd*): Likewise.
10518 (x86_64-*-linux*): Likewise.
10519 (x86_64-*-kfreebsd*-gnu): Likewise.
10520 (x86_64-*-knetbsd*-gnu): Likewise.
10521 (i[34567]86-*-solaris2.1[0-9]*): Likewise.
10523 * config/i386/t-linux64 (CRTSTUFF_T_CFLAGS): Removed.
10525 * config/i386/t-crtstuff (CRTSTUFF_T_CFLAGS): Update comments.
10526 Add -fno-asynchronous-unwind-tables.
10528 * config/t-freebsd (CRTSTUFF_T_CFLAGS_S): Add $(CRTSTUFF_T_CFLAGS).
10529 * config/t-libc-ok (CRTSTUFF_T_CFLAGS_S): Likewise.
10530 * config/t-lynx (CRTSTUFF_T_CFLAGS_S): Likewise.
10531 * config/t-netbsd (CRTSTUFF_T_CFLAGS_S): Likewise.
10532 * config/t-svr4 (CRTSTUFF_T_CFLAGS_S): Likewise.
10534 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10536 * config/ia64/ia64.c (ia64_c_mode_for_suffix): New.
10537 (TARGET_C_MODE_FOR_SUFFIX): New.
10539 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10541 * config/ia64/div.md (m2subrf4_cond): Change 'g' to 'G'.
10543 2007-08-06 Steve Ellcey <sje@cup.hp.com>
10545 * config/ia64/ia64.h (MODES_TIEABLE_P): Fix typo.
10547 2007-08-06 H.J. Lu <hongjiu.lu@intel.com>
10549 * config/i386/i386.md: Check TARGET_ macros and optimize_size
10550 before checking function returns in conditional expressions.
10552 2007-08-06 Alfred Minarik <a.minarik@aon.at>
10555 * doc/invoke.texi: Add .hp, .hxx, .hpp, .h, .HPP, .tcc as c++ header.
10557 2008-08-05 Andrew Pinski <andrew_pinski@playstation.sony.com>
10559 PR middle-end/32988
10560 * tree.c (build2_stat): Instead of checking for INTEGER_TYPE, check
10561 for INTEGRAL_TYPE_P.
10563 2008-08-05 Paolo Bonzini <bonzini@gnu.org>
10565 * configure.ac: Remove --enable-checking=df from default settings.
10566 * tree-pass.h (TODO_df_verify): New. Shift TODO_mark_first_instance.
10567 * df-core.c (df_finish_pass) [ENABLE_CHECKING]: Schedule verification
10568 if the parameter is true.
10569 (df_analyze) [!ENABLE_DF_CHECKING]: Also do verification if the
10570 DF_VERIFY_SCHEDULED flag is true.
10571 * df.h (enum df_changeable_flags): Add DF_VERIFY_SCHEDULED.
10572 (df_finish_pass): Adjust prototype.
10573 * passes.c (execute_todo): Schedule verification if TODO_df_verify is
10576 * see.c (pass_see): Add TODO_df_verify.
10577 * loop-init.c (pass_rtl_move_loop_invariants): Add TODO_df_verify.
10578 * global.c (rest_of_handle_global_alloc): Schedule verification
10580 * local-alloc.c (rest_of_handle_local_alloc): Schedule verification
10582 * function.c (pass_thread_prologue_and_epilogue): Add TODO_df_verify.
10583 * gcse.c (rest_of_handle_gcse): Adjust call to df_finish_pass.
10584 * loop-iv.c (iv_analysis_done): Schedule verification after the pass.
10586 * config/sh/sh.c (sh_output_mi_thunk): Remove dead code.
10587 * config/ia64/ia64.c (ia64_reorg): Adjust call to df_finish_pass.
10588 * config/bfin/bfin.c (bfin_reorg): Adjust call to df_finish_pass.
10590 2007-08-05 Vladimir Yanovsky <yanov@il.ibm.com>
10591 Revital Eres <eres@il.ibm.com>
10593 * doc/invoke.texi (-fmodulo-sched-allow-regmoves): Document new
10595 * ddg.c (create_ddg_dependence): Rename to...
10596 (create_ddg_dep_from_intra_loop_link): This. Do not check
10597 for interloop edges. Do not create anti dependence edge when
10598 a true dependence edge exists in the opposite direction and
10599 -fmodulo-sched-allow-regmoves is set.
10600 (build_intra_loop_deps): Call create_ddg_dep_from_intra_loop_link.
10601 (add_cross_iteration_register_deps): Create anti dependence edge
10602 when -fno-modulo-sched-allow-regmoves is set.
10603 * common.opt (-fmodulo-sched-allow-regmoves): New flag.
10605 2007-08-04 Richard Sandiford <richard@codesourcery.com>
10607 * config/arm/arm.md (movsi): Add braces.
10609 2007-08-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
10611 PR middle-end/32780
10612 * fold-const.c (fold_binary <case MINUS_EXPR>): Fix the type of
10613 operands for the folding of "A - (A & B)" into "~B & A"; cast them
10616 2007-08-03 Zdenek Dvorak <ook@ucw.cz>
10618 * tree-ssa-threadupdate.c (thread_through_all_blocks): Use loops'
10619 state accessor functions.
10620 * cfgloopmanip.c (remove_path, create_preheaders,
10621 force_single_succ_latches, fix_loop_structure): Ditto.
10622 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
10623 tree_duplicate_loop_to_header_edge): Ditto.
10624 * cfgloopanal.c (mark_irreducible_loops): Ditto.
10625 * loop-init.c (loop_optimizer_init, loop_optimizer_finalize):
10627 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures,
10628 cleanup_tree_cfg): Ditto.
10629 * tree-cfg.c (tree_merge_blocks): Ditto.
10630 * cfgloop.c (rescan_loop_exit, record_loop_exits,
10631 release_recorded_exits, get_loop_exit_edges, verify_loop_structure,
10632 loop_preheader_edge, single_exit): Ditto.
10633 (flow_loops_find): Do not clear loops->state.
10634 * cfgloop.h (loops_state_satisfies_p, loops_state_set,
10635 loops_state_clear): New functions.
10637 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10639 PR middle-end/32399
10640 * tree-ssa-address.c (add_to_parts): Use POINTER_PLUS_EXPR
10641 when adding to the base and convert ELT to sizetype instead of type.
10643 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10645 PR middle-end/32304
10646 * ipa-reference.c (has_proper_scope_for_analysis): Return false when
10647 the decl's type has TYPE_NEEDS_CONSTRUCTING set.
10649 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10651 PR middle-end/32935
10652 * fold-convert.c (fold_negate_expr <NOP_EXPR>): Convert back to the
10653 correct type the negate expression.
10655 2007-08-03 Jan Hubicka <jh@suse.cz>
10657 * i386.c (setup_incoming_varargs_64): Tolerate 64bit preferred
10660 2007-08-03 David Edelsohn <edelsohn@gnu.org>
10662 * config/rs6000/rs6000.c (struct processor_cost): Change
10663 l1_cache_lines to l1_cache_size. Add l2_cache_size.
10664 (*_cost): Convert l1 cache information to kilobytes. Add l2 cache
10666 (rios1_costs, rios2_cost): Correct cache line size.
10667 (rs6000_override_options): Set l2-cache-size parameter.
10669 2007-08-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
10670 Diego Novillo <dnovillo@google.com>
10673 * tree-vrp.c (simplify_div_or_mod_using_ranges): Also simplify
10674 if the range includes 0.
10676 2007-08-03 Ben Elliston <bje@au.ibm.com>
10678 * config/spu/spu.md (dftsv, dftsv_celledp): Attach the appropriate
10679 mode to unspec expressions to silence a warning from the generator
10682 2007-08-02 Steve Ellcey <sje@cup.hp.com>
10684 * config/ia64/constraints.md ("U"): Make constraint vector only.
10686 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10688 PR middle-end/25446
10689 * c-objc-common.c (c_cannot_inline_tree_fn): Check for an
10690 always_inline attribute on the function decl.
10692 2007-08-02 Nathan Froyd <froydnj@codesourcery.com>
10694 PR middle-end/25445
10695 * varasm.c (default_binds_local_p_1): Consult flag_whole_program
10696 if we are compiling with -fPIC.
10698 2007-08-02 Sandra Loosemore <sandra@codesourcery.com>
10699 Nigel Stephens <nigel@mips.com>
10701 * longlong.h [__mips__] (count_leading_zeros, COUNT_LEADING_ZEROS_0):
10702 Define for MIPS32 and MIPS64.
10704 2007-08-02 Nick Clifton <nickc@redhat.com>
10706 * config/host-hpux.c: Change copyright header to refer to version
10707 3 of the GNU General Public License and to point readers at the
10708 COPYING3 file and the FSF's license web page.
10709 * config/alpha/predicates.md, config/alpha/vms-ld.c,
10710 config/alpha/linux.h, config/alpha/alpha.opt,
10711 config/alpha/linux-elf.h, config/alpha/vms.h, config/alpha/elf.h,
10712 config/alpha/vms-unwind.h, config/alpha/ev4.md,
10713 config/alpha/ev6.md, config/alpha/alpha.c, config/alpha/vms-cc.c,
10714 config/alpha/alpha.h, config/alpha/sync.md,
10715 config/alpha/openbsd.h, config/alpha/alpha.md,
10716 config/alpha/alpha-modes.def, config/alpha/ev5.md,
10717 config/alpha/alpha-protos.h, config/alpha/freebsd.h,
10718 config/alpha/osf5.h, config/alpha/netbsd.h, config/alpha/vms64.h,
10719 config/alpha/constraints.md, config/alpha/osf.h,
10720 config/alpha/xm-vms.h, config/alpha/unicosmk.h, config/linux.h,
10721 config/frv/predicates.md, config/frv/frv.h, config/frv/linux.h,
10722 config/frv/frv.md, config/frv/frv.opt, config/frv/frv-modes.def,
10723 config/frv/frv-asm.h, config/frv/frv-protos.h,
10724 config/frv/frv-abi.h, config/frv/frv.c, config/s390/tpf.h,
10725 config/s390/s390.c, config/s390/predicates.md, config/s390/s390.h,
10726 config/s390/linux.h, config/s390/tpf.md, config/s390/tpf.opt,
10727 config/s390/2064.md, config/s390/2084.md, config/s390/s390.md,
10728 config/s390/s390.opt, config/s390/s390-modes.def,
10729 config/s390/fixdfdi.h, config/s390/constraints.md,
10730 config/s390/s390-protos.h, config/s390/s390x.h, config/elfos.h,
10731 config/dbxcoff.h, config/m32c/predicates.md, config/m32c/cond.md,
10732 config/m32c/m32c.c, config/m32c/minmax.md, config/m32c/blkmov.md,
10733 config/m32c/m32c-pragma.c, config/m32c/m32c.h,
10734 config/m32c/prologue.md, config/m32c/m32c.abi,
10735 config/m32c/muldiv.md, config/m32c/bitops.md, config/m32c/mov.md,
10736 config/m32c/addsub.md, config/m32c/m32c.md, config/m32c/m32c.opt,
10737 config/m32c/t-m32c, config/m32c/m32c-modes.def,
10738 config/m32c/jump.md, config/m32c/shift.md,
10739 config/m32c/m32c-protos.h, config/libgloss.h,
10740 config/spu/spu-protos.h, config/spu/predicates.md,
10741 config/spu/spu-builtins.h, config/spu/spu.c,
10742 config/spu/spu-builtins.def, config/spu/spu-builtins.md,
10743 config/spu/spu.h, config/spu/spu-elf.h, config/spu/constraints.md,
10744 config/spu/spu.md, config/spu/spu-c.c, config/spu/spu.opt,
10745 config/spu/spu-modes.def, config/spu/t-spu-elf, config/interix.h,
10746 config/sparc/hypersparc.md, config/sparc/predicates.md,
10747 config/sparc/linux.h, config/sparc/sp64-elf.h,
10748 config/sparc/supersparc.md, config/sparc/cypress.md,
10749 config/sparc/openbsd1-64.h, config/sparc/openbsd64.h,
10750 config/sparc/niagara.md, config/sparc/sparc.md,
10751 config/sparc/long-double-switch.opt, config/sparc/ultra3.md,
10752 config/sparc/sparc.opt, config/sparc/sync.md,
10753 config/sparc/sp-elf.h, config/sparc/sparc-protos.h,
10754 config/sparc/ultra1_2.md, config/sparc/biarch64.h,
10755 config/sparc/sparc.c, config/sparc/little-endian.opt,
10756 config/sparc/sysv4-only.h, config/sparc/sparc.h,
10757 config/sparc/linux64.h, config/sparc/freebsd.h,
10758 config/sparc/sol2.h, config/sparc/rtemself.h,
10759 config/sparc/netbsd-elf.h, config/sparc/vxworks.h,
10760 config/sparc/sparc-modes.def, config/sparc/sparclet.md,
10761 config/sparc/sysv4.h, config/vx-common.h, config/netbsd-aout.h,
10762 config/flat.h, config/m32r/m32r.md, config/m32r/predicates.md,
10763 config/m32r/little.h, config/m32r/m32r.c, config/m32r/m32r.opt,
10764 config/m32r/linux.h, config/m32r/constraints.md,
10765 config/m32r/m32r.h, config/m32r/m32r-protos.h, config/vxworks.opt,
10766 config/darwin-c.c, config/darwin.opt, config/i386/i386.h,
10767 config/i386/cygming.h, config/i386/linux.h, config/i386/cygwin.h,
10768 config/i386/i386.md, config/i386/netware-crt0.c,
10769 config/i386/sco5.h, config/i386/mmx.md, config/i386/vx-common.h,
10770 config/i386/kaos-i386.h, config/i386/winnt-stubs.c,
10771 config/i386/netbsd64.h, config/i386/djgpp.h, config/i386/gas.h,
10772 config/i386/sol2.h, config/i386/constraints.md,
10773 config/i386/netware-libgcc.c, config/i386/sysv5.h,
10774 config/i386/predicates.md, config/i386/geode.md,
10775 config/i386/x86-64.h, config/i386/kfreebsd-gnu.h,
10776 config/i386/freebsd64.h, config/i386/vxworksae.h,
10777 config/i386/pentium.md, config/i386/lynx.h, config/i386/i386elf.h,
10778 config/i386/rtemself.h, config/i386/netbsd-elf.h,
10779 config/i386/ppro.md, config/i386/k6.md, config/i386/netware.c,
10780 config/i386/netware.h, config/i386/i386-modes.def,
10781 config/i386/sysv4-cpp.h, config/i386/i386-interix.h,
10782 config/i386/cygwin1.c, config/i386/djgpp.opt, config/i386/uwin.h,
10783 config/i386/unix.h, config/i386/ptx4-i.h, config/i386/xm-djgpp.h,
10784 config/i386/att.h, config/i386/winnt.c, config/i386/beos-elf.h,
10785 config/i386/sol2-10.h, config/i386/darwin64.h, config/i386/sse.md,
10786 config/i386/i386.opt, config/i386/bsd.h, config/i386/cygming.opt,
10787 config/i386/xm-mingw32.h, config/i386/linux64.h,
10788 config/i386/openbsdelf.h, config/i386/xm-cygwin.h,
10789 config/i386/sco5.opt, config/i386/darwin.h, config/i386/mingw32.h,
10790 config/i386/winnt-cxx.c, config/i386/i386-interix3.h,
10791 config/i386/nwld.c, config/i386/nwld.h, config/i386/host-cygwin.c,
10792 config/i386/cygwin2.c, config/i386/i386-protos.h,
10793 config/i386/sync.md, config/i386/openbsd.h,
10794 config/i386/host-mingw32.c, config/i386/i386-aout.h,
10795 config/i386/nto.h, config/i386/biarch64.h,
10796 config/i386/i386-coff.h, config/i386/freebsd.h,
10797 config/i386/driver-i386.c, config/i386/knetbsd-gnu.h,
10798 config/i386/host-i386-darwin.c, config/i386/vxworks.h,
10799 config/i386/crtdll.h, config/i386/i386.c, config/i386/sysv4.h,
10800 config/darwin-protos.h, config/linux.opt, config/sol2.c,
10801 config/sol2.h, config/sh/symbian.c, config/sh/sh-protos.h,
10802 config/sh/linux.h, config/sh/elf.h, config/sh/superh.h,
10803 config/sh/sh4.md, config/sh/coff.h, config/sh/newlib.h,
10804 config/sh/embed-elf.h, config/sh/symbian-pre.h, config/sh/rtems.h,
10805 config/sh/kaos-sh.h, config/sh/sh4a.md, config/sh/constraints.md,
10806 config/sh/sh64.h, config/sh/sh.opt, config/sh/symbian-post.h,
10807 config/sh/sh-c.c, config/sh/predicates.md, config/sh/sh.c,
10808 config/sh/sh.h, config/sh/shmedia.md, config/sh/sh-modes.def,
10809 config/sh/little.h, config/sh/sh1.md, config/sh/sh4-300.md,
10810 config/sh/superh64.h, config/sh/rtemself.h,
10811 config/sh/netbsd-elf.h, config/sh/sh.md, config/sh/vxworks.h,
10812 config/usegas.h, config/svr3.h, config/pdp11/pdp11-protos.h,
10813 config/pdp11/2bsd.h, config/pdp11/pdp11.md, config/pdp11/pdp11.c,
10814 config/pdp11/pdp11.opt, config/pdp11/pdp11-modes.def,
10815 config/pdp11/pdp11.h, config/avr/rtems.h, config/avr/avr-protos.h,
10816 config/avr/predicates.md, config/avr/constraints.md,
10817 config/avr/avr.md, config/avr/avr.c, config/avr/avr.opt,
10818 config/avr/avr.h, config/sol2-protos.h, config/dbxelf.h,
10819 config/lynx.opt, config/crx/crx.h, config/crx/crx-protos.h,
10820 config/crx/crx.md, config/crx/crx.c, config/crx/crx.opt,
10821 config/c4x/c4x-c.c, config/c4x/c4x.c, config/c4x/c4x.opt,
10822 config/c4x/c4x-modes.def, config/c4x/rtems.h,
10823 config/c4x/predicates.md, config/c4x/c4x.h,
10824 config/c4x/c4x-protos.h, config/c4x/c4x.md, config/kfreebsd-gnu.h,
10825 config/xtensa/predicates.md, config/xtensa/xtensa.c,
10826 config/xtensa/linux.h, config/xtensa/xtensa.h,
10827 config/xtensa/elf.h, config/xtensa/xtensa.md,
10828 config/xtensa/xtensa.opt, config/xtensa/constraints.md,
10829 config/xtensa/xtensa-protos.h, config/dbx.h,
10830 config/stormy16/predicates.md, config/stormy16/stormy16.md,
10831 config/stormy16/stormy16.c, config/stormy16/stormy16.opt,
10832 config/stormy16/stormy16.h, config/stormy16/stormy16-protos.h,
10833 config/host-solaris.c, config/fr30/fr30.h,
10834 config/fr30/predicates.md, config/fr30/fr30-protos.h,
10835 config/fr30/fr30.md, config/fr30/fr30.c, config/fr30/fr30.opt,
10836 config/vxworksae.h, config/sol2-c.c, config/lynx.h,
10837 config/m68hc11/m68hc11-protos.h, config/m68hc11/predicates.md,
10838 config/m68hc11/m68hc11.md, config/m68hc11/m68hc11.c,
10839 config/m68hc11/m68hc11.opt, config/m68hc11/m68hc11.h,
10840 config/m68hc11/m68hc12.h, config/openbsd-oldgas.h,
10841 config/host-linux.c, config/interix3.h, config/cris/cris.c,
10842 config/cris/predicates.md, config/cris/linux.h,
10843 config/cris/cris.h, config/cris/aout.h, config/cris/cris.md,
10844 config/cris/linux.opt, config/cris/cris.opt, config/cris/elf.opt,
10845 config/cris/aout.opt, config/cris/cris-protos.h,
10846 config/vxworks-dummy.h, config/netbsd.h, config/netbsd-elf.h,
10847 config/iq2000/iq2000.h, config/iq2000/predicates.md,
10848 config/iq2000/iq2000-protos.h, config/iq2000/iq2000.md,
10849 config/iq2000/iq2000.c, config/iq2000/iq2000.opt,
10850 config/host-darwin.c, config/mt/mt.md, config/mt/mt.c,
10851 config/mt/mt.opt, config/mt/t-mt, config/mt/mt.h,
10852 config/mt/mt-protos.h, config/svr4.h, config/host-darwin.h,
10853 config/chorus.h, config/mn10300/mn10300.c,
10854 config/mn10300/mn10300.opt, config/mn10300/predicates.md,
10855 config/mn10300/mn10300.h, config/mn10300/linux.h,
10856 config/mn10300/constraints.md, config/mn10300/mn10300-protos.h,
10857 config/mn10300/mn10300.md, config/ia64/predicates.md,
10858 config/ia64/itanium1.md, config/ia64/unwind-ia64.h,
10859 config/ia64/ia64-c.c, config/ia64/sync.md, config/ia64/ia64.c,
10860 config/ia64/itanium2.md, config/ia64/ia64.h, config/ia64/vect.md,
10861 config/ia64/freebsd.h, config/ia64/ia64.md,
10862 config/ia64/ia64-modes.def, config/ia64/constraints.md,
10863 config/ia64/hpux.h, config/ia64/ia64-protos.h, config/windiss.h,
10864 config/gofast.h, config/rtems.h, config/sol2-10.h,
10865 config/m68k/predicates.md, config/m68k/m68k.md,
10866 config/m68k/linux.h, config/m68k/m68k-modes.def,
10867 config/m68k/print-sysroot-suffix.sh, config/m68k/m68k-protos.h,
10868 config/m68k/coff.h, config/m68k/m68k-none.h, config/m68k/ieee.opt,
10869 config/m68k/openbsd.h, config/m68k/m68k-aout.h,
10870 config/m68k/m68k.opt, config/m68k/m68020-elf.h,
10871 config/m68k/m68kelf.h, config/m68k/m68k-devices.def,
10872 config/m68k/uclinux-oldabi.h, config/m68k/m68k.c,
10873 config/m68k/constraints.md, config/m68k/rtemself.h,
10874 config/m68k/netbsd-elf.h, config/m68k/m68k.h,
10875 config/m68k/uclinux.h, config/rs6000/power4.md,
10876 config/rs6000/host-darwin.c, config/rs6000/6xx.md,
10877 config/rs6000/linux.h, config/rs6000/eabi.h,
10878 config/rs6000/aix41.opt, config/rs6000/xcoff.h,
10879 config/rs6000/secureplt.h, config/rs6000/linuxspe.h,
10880 config/rs6000/eabialtivec.h, config/rs6000/8540.md,
10881 config/rs6000/darwin8.h, config/rs6000/kaos-ppc.h,
10882 config/rs6000/windiss.h, config/rs6000/603.md,
10883 config/rs6000/aix41.h, config/rs6000/cell.md,
10884 config/rs6000/mpc.md, config/rs6000/aix43.h, config/rs6000/beos.h,
10885 config/rs6000/gnu.h, config/rs6000/rtems.h, config/rs6000/aix.opt,
10886 config/rs6000/darwin.md, config/rs6000/darwin64.h,
10887 config/rs6000/default64.h, config/rs6000/7xx.md,
10888 config/rs6000/darwin.opt, config/rs6000/spe.md,
10889 config/rs6000/rs6000.opt, config/rs6000/rs6000-c.c,
10890 config/rs6000/rios2.md, config/rs6000/linuxaltivec.h,
10891 config/rs6000/7450.md, config/rs6000/linux64.h,
10892 config/rs6000/constraints.md, config/rs6000/440.md,
10893 config/rs6000/darwin.h, config/rs6000/host-ppc64-darwin.c,
10894 config/rs6000/rs6000.c, config/rs6000/aix52.h,
10895 config/rs6000/rs6000.h, config/rs6000/power6.md,
10896 config/rs6000/predicates.md, config/rs6000/altivec.md,
10897 config/rs6000/aix64.opt, config/rs6000/rios1.md,
10898 config/rs6000/rs6000-modes.def, config/rs6000/rs64.md,
10899 config/rs6000/eabisim.h, config/rs6000/sysv4le.h,
10900 config/rs6000/darwin7.h, config/rs6000/dfp.md,
10901 config/rs6000/linux64.opt, config/rs6000/sync.md,
10902 config/rs6000/vxworksae.h, config/rs6000/power5.md,
10903 config/rs6000/lynx.h, config/rs6000/biarch64.h,
10904 config/rs6000/rs6000.md, config/rs6000/sysv4.opt,
10905 config/rs6000/eabispe.h, config/rs6000/e500.h,
10906 config/rs6000/freebsd.h, config/rs6000/rs6000-protos.h,
10907 config/rs6000/netbsd.h, config/rs6000/e500-double.h,
10908 config/rs6000/aix.h, config/rs6000/vxworks.h,
10909 config/rs6000/40x.md, config/rs6000/aix51.h,
10910 config/rs6000/sysv4.h, config/arc/arc-protos.h, config/arc/arc.md,
10911 config/arc/arc.c, config/arc/arc.opt, config/arc/arc-modes.def,
10912 config/arc/arc.h, config/mcore/mcore-elf.h,
10913 config/mcore/mcore-protos.h, config/mcore/predicates.md,
10914 config/mcore/mcore.md, config/mcore/mcore.c,
10915 config/mcore/mcore.opt, config/mcore/mcore.h,
10916 config/mcore/mcore-pe.h, config/darwin.c, config/freebsd-nthr.h,
10917 config/score/predicates.md, config/score/score-version.h,
10918 config/score/score-protos.h, config/score/misc.md,
10919 config/score/elf.h, config/score/score.c, config/score/mac.md,
10920 config/score/score7.md, config/score/score.h,
10921 config/score/score-conv.h, config/score/score-mdaux.c,
10922 config/score/score.md, config/score/score.opt,
10923 config/score/score-modes.def, config/score/score-mdaux.h,
10924 config/score/mul-div.S, config/arm/uclinux-elf.h,
10925 config/arm/semi.h, config/arm/ecos-elf.h, config/arm/arm1020e.md,
10926 config/arm/symbian.h, config/arm/linux-elf.h,
10927 config/arm/arm1026ejs.md, config/arm/arm1136jfs.md,
10928 config/arm/elf.h, config/arm/aout.h, config/arm/arm.c,
10929 config/arm/thumb2.md, config/arm/vec-common.md, config/arm/coff.h,
10930 config/arm/strongarm-pe.h, config/arm/arm.h,
10931 config/arm/cortex-a8-neon.md, config/arm/semiaof.h,
10932 config/arm/cortex-a8.md, config/arm/uclinux-eabi.h,
10933 config/arm/arm-modes.def, config/arm/linux-eabi.h,
10934 config/arm/rtems-elf.h, config/arm/neon-schedgen.ml,
10935 config/arm/arm-cores.def, config/arm/arm-protos.h,
10936 config/arm/vfp.md, config/arm/aof.h, config/arm/linux-gas.h,
10937 config/arm/wince-pe.h, config/arm/neon.md,
10938 config/arm/constraints.md, config/arm/neon.ml,
10939 config/arm/xscale-elf.h, config/arm/strongarm-coff.h,
10940 config/arm/arm.opt, config/arm/arm926ejs.md,
10941 config/arm/predicates.md, config/arm/iwmmxt.md,
10942 config/arm/arm_neon.h, config/arm/unknown-elf.h,
10943 config/arm/kaos-arm.h, config/arm/bpabi.h, config/arm/pe.opt,
10944 config/arm/neon-testgen.ml, config/arm/arm.md,
10945 config/arm/xscale-coff.h, config/arm/pe.c,
10946 config/arm/arm-generic.md, config/arm/pe.h,
10947 config/arm/kaos-strongarm.h, config/arm/freebsd.h,
10948 config/arm/neon-docgen.ml, config/arm/netbsd.h, config/arm/fpa.md,
10949 config/arm/strongarm-elf.h, config/arm/cirrus.md,
10950 config/arm/netbsd-elf.h, config/arm/vxworks.h,
10951 config/arm/neon-gen.ml, config/kaos.h, config/darwin-driver.c,
10952 config/pa/predicates.md, config/pa/pa64-hpux.h,
10953 config/pa/pa-hpux.opt, config/pa/som.h, config/pa/pa-hpux1010.opt,
10954 config/pa/pa-hpux1111.opt, config/pa/pa-pro-end.h,
10955 config/pa/elf.h, config/pa/fptr.c, config/pa/pa64-linux.h,
10956 config/pa/pa.md, config/pa/pa.opt, config/pa/pa-hpux.h,
10957 config/pa/pa-hpux10.h, config/pa/pa-hpux11.h,
10958 config/pa/pa-hpux1010.h, config/pa/pa-protos.h,
10959 config/pa/pa-osf.h, config/pa/pa-hpux1111.h, config/pa/pa-64.h,
10960 config/pa/milli64.S, config/pa/pa.c, config/pa/pa-linux.h,
10961 config/pa/pa.h, config/pa/pa32-linux.h, config/pa/pa64-hpux.opt,
10962 config/pa/pa64-regs.h, config/pa/pa-modes.def,
10963 config/pa/constraints.md, config/darwin9.h, config/mips/4100.md,
10964 config/mips/linux.h, config/mips/elfoabi.h, config/mips/elf.h,
10965 config/mips/sdb.h, config/mips/windiss.h, config/mips/rtems.h,
10966 config/mips/3000.md, config/mips/iris5.h, config/mips/5000.md,
10967 config/mips/7000.md, config/mips/9000.md, config/mips/4600.md,
10968 config/mips/linux64.h, config/mips/elforion.h,
10969 config/mips/constraints.md, config/mips/generic.md,
10970 config/mips/predicates.md, config/mips/4300.md,
10971 config/mips/mips-ps-3d.md, config/mips/iris.h, config/mips/24k.md,
10972 config/mips/mips.md, config/mips/mips.opt, config/mips/4k.md,
10973 config/mips/5k.md, config/mips/vr4120-div.S,
10974 config/mips/openbsd.h, config/mips/iris6.h, config/mips/4000.md,
10975 config/mips/mips-protos.h, config/mips/6000.md,
10976 config/mips/mips.c, config/mips/mips.h, config/mips/r3900.h,
10977 config/mips/74k.md, config/mips/netbsd.h, config/mips/vxworks.h,
10978 config/mips/mips-modes.def, config/mips/vr.h,
10979 config/soft-fp/t-softfp, config/openbsd.h, config/ptx4.h,
10980 config/freebsd-spec.h, config/vax/vax.c, config/vax/openbsd.h,
10981 config/vax/vax.h, config/vax/elf.h, config/vax/vax.md,
10982 config/vax/bsd.h, config/vax/vax.opt, config/vax/vax-modes.def,
10983 config/vax/openbsd1.h, config/vax/netbsd.h,
10984 config/vax/vax-protos.h, config/vax/netbsd-elf.h,
10985 config/vax/vaxv.h, config/vax/ultrix.h, config/freebsd.h,
10986 config/h8300/rtems.h, config/h8300/predicates.md,
10987 config/h8300/h8300.c, config/h8300/h8300.h, config/h8300/elf.h,
10988 config/h8300/h8300.md, config/h8300/h8300.opt,
10989 config/h8300/coff.h, config/h8300/h8300-protos.h,
10990 config/v850/v850.md, config/v850/predicates.md,
10991 config/v850/v850-c.c, config/v850/v850.c, config/v850/v850.opt,
10992 config/v850/v850.h, config/v850/v850-protos.h, config/vxworks.c,
10993 config/knetbsd-gnu.h, config/sol2-6.h, config/vxworks.h,
10994 config/mmix/mmix.h, config/mmix/predicates.md,
10995 config/mmix/mmix-protos.h, config/mmix/mmix.md,
10996 config/mmix/mmix.c, config/mmix/mmix.opt,
10997 config/mmix/mmix-modes.def, config/bfin/bfin.opt,
10998 config/bfin/rtems.h, config/bfin/bfin-modes.def,
10999 config/bfin/predicates.md, config/bfin/bfin-protos.h,
11000 config/bfin/bfin.c, config/bfin/bfin.h, config/bfin/bfin.md:
11003 2007-08-02 Richard Sandiford <richard@codesourcery.com>
11005 * emit-rtl.c (reset_used_decls): Rename to...
11006 (set_used_decls): ...this. Set the used flag rather than clearing it.
11007 (unshare_all_rtl_again): Update accordingly. Set flags on argument
11008 DECL_RTLs rather than resetting them.
11010 2007-08-02 Andreas Krebbel <krebbel1@de.ibm.com>
11012 * config/s390/s390.md ("*xordi3_cconly"): Change xr to xg.
11014 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11016 * reload.c (find_reloads_address_part): Pass correct MEMREFLOC
11017 argument to find_reloads_address.
11019 2007-08-01 Daniel Jacobowitz <dan@codesourcery.com>
11021 PR tree-optimization/32919
11022 * tree-ssa-sccvn.c (visit_phi): Do not visit abnormal PHIs.
11023 * tree-ssa-coalesce.c (ssa_conflicts_dump): New.
11024 (coalesce_ssa_name): Call it.
11026 2007-08-01 Sandra Loosemore <sandra@codesourcery.com>
11027 David Ung <davidu@mips.com>
11029 * config/mips/mips16.S (__mips16_unordsf2, __mips16_floatunsisf): New.
11030 (__mips16_unorddf2, __mips16_floatunsidf): New.
11031 * config/mips/mips.c (mips_init_libfuncs): Add optab entries for
11033 * config/mips/t-libgcc-mips16 (LIB1ASMFUNCS): Add new functions.
11035 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11037 * tree-pretty-print.c (dump_generic_node): Dump OMP_SECTIONS_SWITCH.
11038 Display new operands of OMP_SECTIONS and OMP_CONTINUE.
11039 * tree.h (OMP_SECTIONS_CONTROL): New macro.
11040 (OMP_DIRECTIVE_P): Add OMP_SECTIONS_SWITCH.
11041 * omp-low.c (get_ws_args_for, determine_parallel_type,
11042 expand_omp_for_generic, expand_omp_for_static_nochunk,
11043 expand_omp_for_static_chunk, expand_omp_for, expand_omp_sections):
11044 Work with more precise CFG.
11045 (build_omp_regions_1): Handle OMP_SECTIONS_SWITCH.
11046 (lower_omp_sections): Emit OMP_SECTIONS_SWITCH. Add arguments to
11048 * tree-gimple.c (is_gimple_stmt): Handle OMP_SECTIONS_SWITCH.
11049 * gimple-low.c (lower_stmt): Ditto.
11050 * tree-inline.c (estimate_num_insns_1): Ditto.
11051 * tree.def (OMP_SECTIONS, OMP_CONTINUE): Added new operands.
11052 (OMP_SECTIONS_SWITCH): New.
11053 * tree-cfgcleanup.c (cleanup_omp_return): New.
11054 (cleanup_tree_cfg_bb): Call cleanup_omp_return.
11055 * tree-cfg.c (make_edges): Create back edges for OMP_CONTINUE
11056 and exit edge for OMP_FOR. Handle OMP_SECTIONS_SWITCH.
11057 (tree_redirect_edge_and_branch): Handle omp constructs.
11059 * fortran/trans-openmp.c (gfc_trans_omp_sections): Build OMP_SECTIONS
11060 with three arguments.
11062 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11064 * tree-cfg.c (tree_merge_blocks): Preserve loop exit phi nodes only
11065 in loop closed ssa.
11067 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11069 * tree-ssa-threadupdate.c (thread_through_all_blocks): Record that
11070 the loop structures may need fixing.
11071 * tree-cfgcleanup.c (cleanup_tree_cfg_noloop, repair_loop_structures):
11073 (cleanup_tree_cfg_loop): Removed.
11074 (cleanup_tree_cfg): If loops need fixing, call repair_loop_structures.
11075 * tree-predcom.c (tree_predictive_commoning): Return TODO_cleanup_cfg
11076 instead of running cleanup_tree_cfg_loop.
11077 * cfgloop.h (LOOPS_NEED_FIXUP): New constant.
11078 * tree-flow.h (cleanup_tree_cfg_loop): Declaration removed.
11079 (tree_predictive_commoning): Declaration changed.
11080 * passes.c (execute_function_todo): Do not use cleanup_tree_cfg_loop.
11082 2007-08-01 Zdenek Dvorak <ook@ucw.cz>
11084 * doc/invoke.texi (l1-cache-size): Update documentation.
11085 (l2-cache-size): Document.
11086 * params.h (L2_CACHE_SIZE): New macro.
11087 * tree-ssa-loop-prefetch.c (L1_CACHE_SIZE_BYTES): Reflect
11088 that L1_CACHE_SIZE is in kB now.
11089 (L2_CACHE_SIZE_BYTES): New macro.
11090 (tree_ssa_prefetch_arrays): Show size in kB.
11091 * config/i386/i386.h (struct processor_costs): Add l1_cache_size
11092 and l2_cache_size fields.
11093 * config/i386/driver-i386.c (describe_cache): Detect cache size
11095 * config/i386/i386.c (size_cost, i386_cost, i486_cost,pentium_cost,
11096 pentiumpro_cost, geode_cost, k6_cost, athlon_cost, k8_cost,
11097 amdfam10_cost, pentium4_cost, nocona_cost, core2_cost,
11098 generic64_cost, generic32_cost): Add l1_cache_size and l2_cache_size.
11099 (override_options): Set l1-cache-size and l2-cache-size to default
11100 values if not specified otherwise.
11101 * params.def (PARAM_L1_CACHE_SIZE): Change to set in kB.
11102 (PARAM_L2_CACHE_SIZE): New.
11104 2007-08-01 Nigel Stephens <nigel@mips.com>
11105 David Ung <davidu@mips.com>
11106 Thiemo Seufer <ths@mips.com>
11107 Chris Dearman <chris@mips.com>
11108 Richard Sandiford <richard@codesourcery.com>
11110 * config.gcc (mips*-sde-elf*): New stanza.
11111 (mipsisa32-*-elf*, mipsisa32el-*-elf*, mipsisa32r2-*-elf*)
11112 (mipsisa32r2el-*-elf*, mipsisa64-*-elf*, mipsisa64el-*-elf*)
11113 (mipsisa64sb1-*-elf*, mipsisa64sb1el-*-elf*, mips-*-elf*)
11114 (mipsel-*-elf*, mips64-*-elf*, mips64el-*-elf*, mips64orion-*-elf*)
11115 (mips64orionel-*-elf*, mips*-*-rtems*, mips-wrs-windiss)
11116 (mipstx39-*-elf*, mipstx39el-*-elf*): Add mips/t-libgcc-mips16
11118 * config/mips/sde.h: New file.
11119 * config/mips/t-libgcc-mips16: Likewise.
11120 * config/mips/t-sde: Likewise.
11121 * config/mips/linux.h (TARGET_OS_CPP_BUILTINS): Remove settings
11122 of _ABIN32, _ABI64, _ABIO32, _MIPS_SIM, _MIPS_SZLONG, _MIPS_SZPTR,
11123 _MIPS_FPSET and _MIPS_SZINT.
11124 * config/mips/iris.h (TARGET_OS_CPP_BUILTINS): Likewise.
11125 * config/mips/elfoabi.h (DRIVER_SELF_SPECS): Remove separate
11126 insertion of a default -mips option. Use MIPS_32BIT_OPTION_SPEC.
11127 * config/mips/t-isa3264 (LIB1ASMSRC, LIB1ASMFUNCS): Delete.
11128 * config/mips/t-r3900 (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11129 * config/mips/t-elf (LIB1ASMSRC, LIB1ASMFUNCS): Likewise.
11130 * config/mips/mips.h (TARGET_CPU_CPP_BUITINS): Define _ABIO32,
11131 _ABIN32, _ABI64, _ABIO64, _MIPS_SIM, _MIPS_SZINT, _MIPS_SZLONG,
11132 _MIPS_SZPTR and _MIPS_FPSET.
11133 (MIPS_ISA_LEVEL_SPEC): Inject the default -mips option if no
11134 architecture is specified.
11135 (MIPS_32BIT_OPTION_SPEC): New macro.
11137 2007-07-31 Dan Hipschman <dsh@google.com>
11139 * gcc.c (end_going_arg): New function.
11140 (do_spec_2): Use it.
11141 (do_spec_1): Use it.
11143 2007-07-31 H.J. Lu <hongjiu.lu@intel.com>
11145 * ddg.c (add_cross_iteration_register_deps): Declare bb_info
11146 only if ENABLE_CHECKING is defined.
11148 2007-07-31 Kenneth Zadeck <zadeck@naturalbridge.com>
11150 * df.h (DF_RU, DF_RU_BB_INFO, df_ru_bb_info, df_ru,
11151 df_ru_add_problem, df_ru_get_bb_info): Removed.
11152 (DF_RD, DF_UREC, DF_CHAIN, DF_NOTE): Renumbered.
11153 * df-problems.c (df_ru_problem_data, df_ru_set_bb_info,
11154 df_ru_free_bb_info, df_ru_alloc,
11155 df_ru_bb_local_compute_process_def,
11156 df_ru_bb_local_compute_process_use, df_ru_bb_local_compute,
11157 df_ru_local_compute, df_ru_init_solution, df_ru_confluence_n,
11158 df_ru_transfer_function, df_ru_free, df_ru_start_dump,
11159 df_ru_top_dump, df_ru_bottom_dump, df_problem problem_RU,
11160 df_ru_add_problem): Removed.
11162 2007-07-31 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
11165 * pa.md (casesi32): Use match_scratch. Revise insn condition.
11166 (casesi32p, casesi64p): Likewise.
11167 (casesi): Adjust for above.
11169 2007-07-31 Richard Sandiford <richard@codesourcery.com>
11171 * mode-switching.c (create_pre_exit): Don't search past calls.
11173 2007-07-31 Sandra Loosemore <sandra@codesourcery.com>
11175 * config/mips/mips.h (ISA_HAS_SYNCI): Add !TARGET_MIPS16 test.
11177 2007-07-31 Revital Eres <eres@il.ibm.com>
11179 * ddg.c (add_deps_for_def): Rename to...
11180 (add_cross_iteration_register_deps): This. Change implementation
11181 to use only reaching def and def-use chains to construct the
11182 inter loop dependencies.
11183 (add_deps_for_use): Remove function.
11184 (build_inter_loop_deps): Call add_cross_iteration_register_deps
11185 function to build the inter loop dependencies.
11186 * modulo-sched.c (sms_schedule): Build only
11187 reaching def and def-use chains for the propose of the ddg
11190 2007-07-31 Julian Brown <julian@codesourcery.com>
11192 * config/arm/neon.md (vec_set<mode>_internal, vec_setv2di_internal):
11193 New define_insns. Use correct RTL.
11194 (vec_set<mode>): Write as expander.
11196 2007-07-31 Razya Ladelsky <razya@il.ibm.com>
11198 * matrix-reorg.c (analyze_matrix_allocation_site): Avoid referring
11199 to an unallocated space.
11201 2007-07-30 Jan Sjodin <jan.sjodin@amd.com>
11204 (split_constant_offset): Enable split_constant_offset to extract
11205 constants from other statements.
11206 * tree-vect-transform.c
11207 (vect_create_addr_base_for_vector_ref): Generate data_ref_base
11208 to a temp var. Force base_offset to be simple.
11210 2007-07-30 Seongbae Park <seongbae.park@gmail.com>
11212 * df-scan.c (df_scan_verify): Remove artificial limit on
11213 the number of blocks for verification.
11214 * df-problems.c (df_lr_bb_local_compute, df_simulate_find_defs,
11215 df_simulate_defs): Avoid unnecessary insn checking for defs.
11217 2007-07-29 Mark Mitchell <mark@codesourcery.com>
11219 * config/m68k/lb1sf68.asm (FUNC): New macro.
11220 (__mulsi3): Use it.
11221 (__udivsi3): Likewise.
11222 (__divsi3): Likewise.
11223 (__umodsi3): Likewise.
11224 (__modsi3): Likewise.
11225 (__subdf3): Likewise.
11226 (__adddf3): Likewise.
11227 (__muldf3): Likewise.
11228 (__divdf3): Likewise.
11229 (__negdf2): Likewise.
11230 (__cmpdf2): Likewise.
11231 (__subsf3): Likewise.
11232 (__addsf3): Likewise.
11233 (__mulsf3): Likewise.
11234 (__divsf3): Likewise.
11235 (__negsf2): Likewise.
11236 (__cmpsf2): Likewise.
11237 (__eqdf2): Likewise.
11238 (__nedf2): Likewise.
11239 (__gtdf2): Likewise.
11240 (__gedf2): Likewise.
11241 (__ltdf2): Likewise.
11242 (__ledf2): Likewise.
11243 (__eqsf2): Likewise.
11244 (__nesf2): Likewise.
11245 (__gtsf2): Likewise.
11246 (__gesf2): Likewise.
11247 (__ltsf2): Likewise.
11248 (__lesf2): Likewise.
11250 2007-07-30 Ollie Wild <aaw@google.com>
11252 * c-ppoutput.c (print_lines_directives_only): New function.
11253 (scan_translation_unit_directives_only): New function.
11254 (preprocess_file): Add call to scan_translation_unit_directives_only.
11255 * c-opts.c (c_common_handle_option): Add OPT_fdirectives_only.
11256 (sanitize_cpp_opts): Add default flag_dump_macros setting for
11257 -fdirectives-only. Add errors for -fdirectives-only conflict with
11258 -Wunused-macros and -traditional.
11259 (finish_options): Add builtin macro initialization for
11260 -fdirectives-only + -fpreprocessed.
11261 * c.opt (fdirectives-only): New.
11262 * doc/cppopts.texi (fdirectives-only): New.
11264 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11266 * alias.c (record_set, memory_modified_1): Constify.
11267 * bt-load.c (note_btr_set): Likewise.
11268 * caller-save.c (mark_set_regs, add_stored_regs): Likewise.
11269 * combine.c (set_nonzero_bits_and_sign_copies,
11270 expand_field_assignment, record_dead_and_set_regs_1,
11271 use_crosses_set_p, reg_dead_at_p_1, can_combine_p,
11272 likely_spilled_retval_1): Likewise.
11273 * config/frv/frv.c (frv_registers_update_1, frv_io_check_address,
11274 frv_io_handle_set): Likewise.
11275 * config/mips/mips.c (mips_sim_record_set,
11276 vr4130_true_reg_dependence_p_1): Likewise.
11277 * config/mt/mt.c (insn_dependent_p_1): Likewise.
11278 * config/s390/s390.c (s390_reg_clobbered_rtx): Likewise.
11279 * config/sh/sh.c (flow_dependent_p_1): Likewise.
11280 * cselib.c (cselib_invalidate_rtx_note_stores): Likewise.
11281 * dce.c (mark_nonreg_stores_1, mark_nonreg_stores_2): Likewise.
11282 * ddg.c (mark_mem_store): Likewise.
11283 * df-problems.c (df_urec_mark_reg_change): Likewise.
11284 * function.c (update_epilogue_consts): Likewise.
11285 * gcse.c (record_set_info, record_last_set_info,
11286 mems_conflict_for_gcse_p, canon_list_insert, reg_set_info,
11287 reg_clear_last_set): Likewise.
11288 * global.c (mark_reg_store, mark_reg_clobber, reg_becomes_live):
11290 * jump.c (reversed_comparison_code_parts): Likewise.
11291 * local-alloc.c (validate_equiv_mem_from_store, no_equiv,
11292 reg_is_set): Likewise.
11293 * loop-iv.c (mark_altered): Likewise.
11294 * mode-switching.c (reg_becomes_live): Likewise.
11295 * optabs.c (no_conflict_move_test): Likewise.
11296 * postreload-gcse.c (record_last_set_info, find_mem_conflicts):
11298 * postreload.c (reload_combine_note_store, move2add_note_store):
11300 * regmove.c (flags_set_1): Likewise.
11301 * regrename.c (note_sets, kill_clobbered_value, kill_set_value):
11303 * reload1.c (mark_not_eliminable, forget_old_reloads_1):
11305 * resource.c (update_live_status): Likewise.
11306 * rtl.h (set_of, note_stores): Likewise.
11307 * rtlanal.c (set_of_1, parms_set, struct set_of_data, set_of,
11308 note_stores, parms_set): Likewise.
11309 * sched-rgn.c (sets_likely_spilled_1): Likewise.
11310 * stack-ptr-mod.c (notice_stack_pointer_modification_1):
11312 * var-tracking.c (count_stores, add_stores): Likewise.
11314 2007-07-30 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11316 * alias.c (mems_in_disjoint_alias_sets_p,
11317 fixed_scalar_and_varying_struct_p, aliases_everything_p,
11318 nonoverlapping_component_refs_p, nonoverlapping_memrefs_p,
11319 write_dependence_p, mems_in_disjoint_alias_sets_p,
11320 read_dependence, true_dependence, canon_true_dependence,
11321 anti_dependence, output_dependence): Constify.
11322 * combine.c (extended_count): Likewise.
11323 * cse.c (cse_rtx_varies_p, hash_rtx, exp_equiv_p): Likewise.
11324 * cselib.c (get_value_hash, references_value_p,
11325 cselib_reg_set_mode, cselib_rtx_varies_p): Likewise.
11326 * cselib.h (cselib_reg_set_mode, references_value_p): Likewise.
11327 * emit-rtl.c (mem_expr_equal_p, active_insn_p): Likewise.
11328 * function.c (contains, prologue_epilogue_contains,
11329 sibcall_epilogue_contains): Likewise.
11330 * jump.c (simplejump_p, condjump_p, condjump_in_parallel_p,
11331 pc_set, any_uncondjump_p, any_condjump_p, onlyjump_p,
11332 only_sets_cc0_p, sets_cc0_p, rtx_renumbered_equal_p, true_regnum,
11333 reg_or_subregno): Likewise.
11334 * recog.c (asm_noperands): Likewise.
11335 * reload1.c (function_invariant_p): Likewise.
11336 * rtl.h (mem_expr_equal_p, active_insn_p, rtx_varies_p,
11337 rtx_addr_varies_p, asm_noperands, exp_equiv_p, hash_rtx,
11338 condjump_p, any_condjump_p, any_uncondjump_p, pc_set,
11339 simplejump_p, onlyjump_p, only_sets_cc0_p, sets_cc0_p,
11340 true_regnum, reg_or_subregno, condjump_in_parallel_p,
11341 extended_count, prologue_epilogue_contains,
11342 sibcall_epilogue_contains, function_invariant_p, true_dependence,
11343 canon_true_dependence, read_dependence, anti_dependence,
11344 output_dependence): Likewise.
11345 * rtlanal.c (rtx_varies_p, rtx_addr_varies_p): Likewise.
11347 2007-07-30 Julian Brown <julian@codesourcery.com>
11349 * config/arm/neon.md (V_ext): New mode attribute.
11350 (neon_vget_lane<mode>): Replace with define_expand.
11351 (neon_vget_lane<mode>_sext_internal)
11352 (neon_vget_lane<mode>_zext_internal): New define_insns for double
11353 and quad precision vectors.
11354 (neon_vget_lanedi): Add bounds check. Remove dead comment.
11355 * config/arm/neon.ml (get_lane): Make 32-bit get-lane intrinsics
11356 have typeless 32-bit result.
11358 2007-07-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
11361 * tree-affine.h (aff_tree): The type of rest is sizetype for types
11363 * tree-affine.c (aff_combination_scale): If type is a pointer type,
11364 use sizetype for rest.
11365 (aff_combination_add_elt): Likewise. Don't specialize pointer types.
11366 (aff_combination_convert): Don't convert rest for pointer types.
11368 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11370 * Makefile.in (tree-ssa-alias.o): Add alloc-pool.h
11372 * tree-ssa-alias.c: Add alloc-pool.h.
11373 (init_alias_info): Free alias_bitmap_obstack.
11374 (delete_alias_info): Call delete_mem_ref_stats.
11375 (get_mem_sym_stats_for): Use alloc_pool.
11376 (init_mem_ref_stats): Do not delete mem_ref_stats here.
11377 (delete_mem_sym_stats): Removed.
11379 2007-07-29 Sebastian Pop <sebpop@gmail.com>
11381 * tree-data-ref.c (add_multivariate_self_dist): Parametric access
11382 functions cannot be represented as classical distance vectors.
11384 2007-07-29 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11386 * attribs.c (hash_attr, eq_attr, init_attributes): Constify.
11387 * builtins.c (validate_arg, builtin_mathfn_code,
11388 validate_arglist): Likewise.
11389 * calls.c (call_expr_flags): Likewise.
11390 * combine.c (reg_nonzero_bits_for_combine,
11391 reg_num_sign_bit_copies_for_combine, get_last_value,
11392 reg_truncated_to_mode): Likewise.
11393 * emit-rtl.c (subreg_lowpart_p): Likewise.
11394 * expr.c (highest_pow2_factor_for_target,
11395 categorize_ctor_elements_1, categorize_ctor_elements,
11396 count_type_elements, contains_packed_reference,
11397 highest_pow2_factor, highest_pow2_factor_for_target): Likewise.
11398 * fold-const.c (may_negate_without_overflow_p, int_const_binop,
11399 fold_convertible_p, operand_equal_p, tree_swap_operands_p,
11400 native_encode_int, native_encode_real, native_encode_complex,
11401 native_encode_vector, native_encode_expr, native_interpret_int,
11402 native_interpret_real, native_interpret_complex,
11403 native_interpret_vector, native_interpret_expr): Likewise.
11404 * function.c (use_register_for_decl): Likewise.
11405 * gimplify.c (get_name): Likewise.
11406 * langhooks-def.h (lhd_return_null_const_tree): New.
11407 (LANG_HOOKS_GET_CALLEE_FNDECL): Use it.
11408 * langhooks.c (lhd_return_null_const_tree): New.
11409 * langhooks.h (lang_get_callee_fndecl): Constify.
11410 * output.h (constructor_static_from_elts_p): Likewise.
11411 * rtl-factoring.c (gen_symbol_ref_rtx_for_label): Likewise.
11412 * rtl.h (nonzero_bits, num_sign_bit_copies, truncated_to_mode,
11413 subreg_lowpart_p, noop_move_p, struct rtl_hooks): Likewise.
11414 * rtlanal.c (cached_nonzero_bits, nonzero_bits1,
11415 cached_num_sign_bit_copies, num_sign_bit_copies1, noop_move_p,
11416 nonzero_bits, num_sign_bit_copies, truncated_to_mode): Likewise.
11417 * rtlhooks-def.h (reg_nonzero_bits_general,
11418 reg_num_sign_bit_copies_general, reg_truncated_to_mode_general):
11420 * rtlhooks.c (reg_num_sign_bit_copies_general,
11421 reg_nonzero_bits_general, reg_truncated_to_mode_general):
11423 * stmt.c (warn_if_unused_value, is_body_block): Likewise.
11424 * stor-layout.c (mode_for_size_tree): Likewise.
11425 * tree-ssa-loop-im.c (memref_eq): Likewise.
11426 * tree-ssa-loop-ivopts.c (tree_int_cst_sign_bit): Likewise.
11427 * tree.c (contains_placeholder_p, type_list_equal,
11428 simple_cst_equal, get_callee_fndecl, operand_equal_for_phi_arg_p):
11430 * tree.h (tree_int_cst_sign_bit, may_negate_without_overflow_p,
11431 mode_for_size_tree, categorize_ctor_elements, count_type_elements,
11432 contains_placeholder_p, contains_packed_reference,
11433 get_callee_fndecl, operand_equal_for_phi_arg_p,
11434 warn_if_unused_value, is_body_block, native_encode_expr,
11435 native_interpret_expr, fold_convertible_p, operand_equal_p,
11436 int_const_binop, tree_swap_operands_p, builtin_mathfn_code,
11437 validate_arglist, simple_cst_equal, type_list_equal,
11438 use_register_for_decl, call_expr_flags, get_name,
11439 highest_pow2_factor): Likewise.
11440 (const_call_expr_arg_iterator_d,
11441 init_const_call_expr_arg_iterator, next_const_call_expr_arg,
11442 first_const_call_expr_arg, more_const_call_expr_args_p,
11443 FOR_EACH_CONST_CALL_EXPR_ARG): New.
11444 * varasm.c (constructor_static_from_elts_p): Constify.
11446 2007-07-28 Kazu Hirata <kazu@codesourcery.com>
11448 * cfglayout.c, config/arm/arm.c, config/arm/cortex-a8.md,
11449 config/arm/neon-schedgen.ml, config/arm/neon.ml,
11450 config/arm/vec-common.md, config/ia64/div.md, cselib.c,
11451 df-core.c, df.h, dominance.c, optabs.c, opts.c, reg-stack.c,
11452 regstat.c, target.h, tree-ssa-live.c, tree-ssa-pre.c,
11453 tree-vect-transform.c, tree.def: Fix comment typos. Follow
11454 spelling conventions.
11455 * doc/invoke.texi: Follow spelling conventions.
11457 2007-07-29 Vladimir Yanovsky <yanov@il.ibm.com>
11458 Revital Eres <eres@il.ibm.com>
11460 * modulo-sched.c (sms_schedule): Avoid loops which includes
11461 auto-increment instructions.
11463 2007-07-28 Richard Guenther <rguenther@suse.de>
11465 PR middle-end/32920
11466 * fold-const.c (fold_cond_expr_with_comparison): Convert
11467 operand zero of MIN/MAX_EXPR to correct type.
11469 2007-07-28 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11471 * calls.c (special_function_p, setjmp_call_p, alloca_call_p,
11472 flags_from_decl_or_type): Constify.
11473 * gcc.c (do_spec_1): Likewise.
11474 * print-tree.c (dump_addr, print_node_brief): Likewise.
11475 * tree-cfg.c (stmt_starts_bb_p, is_ctrl_stmt, computed_goto_p,
11476 simple_goto_p, tree_can_make_abnormal_goto, stmt_starts_bb_p,
11477 tree_purge_all_dead_eh_edges): Likewise.
11478 * tree-flow.h (is_ctrl_stmt, computed_goto_p, simple_goto_p,
11479 tree_can_make_abnormal_goto, tree_purge_all_dead_eh_edges):
11481 * tree.c (expr_location, expr_has_location, expr_locus,
11482 expr_filename, expr_lineno, get_inner_array_type,
11483 fields_compatible_p): Likewise.
11484 * tree.h (get_inner_array_type, fields_compatible_p,
11485 expr_location, expr_has_location, expr_locus, expr_filename,
11486 expr_lineno, dump_addr, print_node_brief, flags_from_decl_or_type,
11487 setjmp_call_p, alloca_call_p): Likewise.
11489 2007-07-28 Daniel Berlin <dberlin@dberlin.org>
11491 * timevar.def: Add TV_CALL_CLOBBER, TV_FLOW_SENSITIVE,
11492 TV_FLOW_INSENSITIVE.
11494 * tree-ssa-alias.c (compute_call_clobbered): Push/pop
11496 (compute_flow_sensitive_aliasing): Ditto for TV_FLOW_SENSITIVE.
11497 (compute_flow_insensitive_aliasing): Ditto for
11498 TV_FLOW_INSENSITIVE.
11500 2007-07-27 Jan Hubicka <jh@suse.cz>
11502 * config/i386/i386.c (register_move_cost): Remove accidentally
11503 comitted #if 0 block.
11505 * attribs.c: Include hashtab.h
11506 (attribute_hash): New.
11507 (substring): New structure.
11508 (extract_attribute_substring, substring_hash, hash_attr, eq_attr):
11510 (init_attributes): Initialize attribute hash.
11511 (decl_attributes): Use attribute hash.
11512 * Makefile.in (attribs.c): Depend on hashtab.h.
11514 2007-07-27 Steve Ellcey <sje@cup.hp.com>
11516 * config/ia64/vect.md (vec_initv2si): Remove bad BIG_ENDIAN test.
11518 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11520 * doc/invoke.texi (mdsp, mdspr2): Document the __mips_dsp,
11521 __mips_dspr2 and __mips_dsp_rev macros.
11522 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dsp_rev.
11524 2007-07-27 Douglas Gregor <doug.gregor@gmail.com>
11526 * c-common.h (enum rid): Add RID_DECLTYPE, update RID_LAST_CXX0X.
11528 2007-07-26 Kenneth Zadeck <zadeck@naturalbridge.com>
11530 PR middle-end/32749
11532 * df-problems.c (df_create_unused_note): Removed do_not_gen parm
11533 and the updating of the live and do_not_gen sets.
11534 (df_note_bb_compute): Added updating of live and do_not_gen sets
11535 for regular defs so that the case of clobber inside conditional
11536 call is processed correctly.
11538 2007-07-27 Zdenek Dvorak <dvorakz@suse.cz>
11540 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Generate the
11541 operands with compatible type.
11543 2007-07-27 Richard Sandiford <richard@codesourcery.com>
11545 * expr.h (store_bit_field): Don't return a value.
11546 * expmed.c (check_predicate_volatile_ok): New function.
11547 (store_bit_field_1): New function, extracted from store_bit_field.
11548 Take a fallback_p argument and return true if the operation succeeded.
11549 Only use store_fixed_bit_field if fallback_p. Don't recompute
11550 mode_for_extraction; use op_mode instead. Try forcing memories
11551 into registers if the insv expander fails.
11552 (store_bit_field): Use store_bit_field_1 with fallback_p true.
11553 Don't return a value.
11554 (convert_extracted_bit_field): New function, extracted from
11556 (extract_bit_field_1): Likewise. Take a fallback_p argument
11557 and return NULL if the operation succeeded. Only use
11558 extract_fixed_bit_field if fallback_p. Only calculate one
11559 extraction mode. Combine code for extv and extzv. Try forcing
11560 memories into registers if the ext(z)v expander fails.
11561 (extract_bit_field): Use extract_bit_field_1 with fallback_p true.
11563 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11565 * df.h (df_mw_hardreg): Turn df_ref_type and df_ref_flags
11567 (df_ref): Likewise. Put regno with other integer fields.
11569 2007-07-27 Richard Sandiford <rsandifo@nildram.co.uk>
11571 * df.h (df_mw_hardreg): Remove "loc" field.
11572 * df-scan.c (df_ref_record): Don't set it. Remove redundant
11574 * df-problems.c (df_whole_mw_reg_unused_p): New function,
11575 split out from df_set_unused_notes_for_mw. Return false for
11576 partial references. Assert that mw_reg is a REG when returning true.
11577 (df_set_unused_notes_for_mw): Use it. Use mw_reg instead of *loc.
11578 (df_whole_mw_reg_dead_p): New function, split out from
11579 df_set_dead_notes_for_mw. Return false for partial references.
11580 Assert that mw_reg is a REG when returning true.
11581 (df_set_dead_notes_for_mw): Use it. Use mw_reg instead of *loc.
11582 Remove redundant bitmap check.
11584 2007-07-26 H.J. Lu <hongjiu.lu@intel.com>
11586 * config/ia64/t-ia64 ($(T)crtbegin.o): Removed.
11587 ($(T)crtend.o): Likwise.
11588 ($(T)crtbeginS.o): Likwise.
11589 ($(T)crtendS.o): Likwise.
11590 ($(T)crtfastmath.o): Likwise.
11592 2007-07-26 Zdenek Dvorak <dvorakz@suse.cz>
11594 * dominance.c (dom_computed, n_bbs_in_dom_tree): Removed.
11595 * function.h (dom_computed, n_bbs_in_dom_tree): New macros.
11596 * basic-block.h (struct control_flow_graph): Added x_dom_computed
11597 and x_n_bbs_in_dom_tree fields.
11599 2007-07-26 Steve Ellcey <sje@cup.hp.com>
11601 PR tree-optimization/32087
11602 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop):
11603 Do not call scale_bbs_frequencies_int with prob of zero.
11605 2007-07-26 Julian Brown <julian@codesourcery.com>
11607 * config/arm/arm-protos.h (neon_lane_bounds, neon_const_bounds)
11608 (neon_element_bits): Add prototypes.
11609 * config/arm/arm.c (bounds_check, neon_lane_bounds)
11610 (neon_const_bounds, neon_element_bits): New functions.
11611 * config/arm/neon.md (neon_vget_lane<mode>, neon_vget_lanedi)
11612 (neon_vget_lanev2di, neon_vset_lane<mode>, neon_vset_lanedi)
11613 (neon_vset_lanev2di, neon_vdup_lane<mode>, neon_vdup_lanedi)
11614 (neon_vdup_lanev2di, neon_vcvt_n<mode>, neon_vmul_lane<mode>)
11615 (neon_vmull_lane<mode>, neon_vqdmull_lane<mode>)
11616 (neon_vqdmulh_lane<mode>, neon_vmla_lane<mode>)
11617 (neon_vmlal_lane<mode>, neon_vqdmlal_lane<mode>)
11618 (neon_vmls_lane<mode>, neon_vmlsl_lane<mode>)
11619 (neon_vqdmlsl_lane<mode>, neon_vext<mode>, neon_vshr_n<mode>)
11620 (neon_vshrn_n<mode>, neon_vqshrn_n<mode>, neon_vqshrun_n<mode>)
11621 (neon_vshl_n<mode>, neon_vshl_n<mode>, neon_vqshl_n<mode>)
11622 (neon_vqshlu_n<mode>, neon_vshll_n<mode>, neon_vsra_n<mode>)
11623 (neon_vsri_n<mode>, neon_vsli_n<mode>): Add bounds checks.
11625 2007-07-26 Nathan Froyd <froydnj@codesourcery.com>
11627 * config/vxworks.h (VXWORKS_LINK_SPEC): Fix typo.
11628 (HAVE_AS_GNU_ATTRIBUTE): Undefine.
11630 2007-07-26 Mark Shinwell <shinwell@codesourcery.com>
11631 Julian Brown <julian@codesourcery.com>
11633 * config/arm/arm.c (arm_mac_accumulator_is_mul_result): New.
11634 * config/arm/arm-protos.h (arm_mac_accumulator_is_mul_result): New.
11635 * config/arm/cortex-a8.md: New.
11636 * config/arm/cortex-a8-neon.md: New.
11637 * config/arm/neon-schedgen.ml: New.
11638 * config/arm/neon.md (vqh_mnem): New.
11640 (Is_float_mode): New.
11641 (Scalar_mul_8_16): New.
11643 (V_mode_nunits): New.
11644 (All instruction patterns): Annotate with neon_type attribute
11646 * config/arm/arm.md: Include cortex-a8.md.
11647 (insn): Add smmla, umaal, smlald, smlsld, clz, mrs, msr and xtab
11649 Annotate instruction patterns accordingly.
11650 (generic_sched): Do not use generic scheduling for Cortex-A8.
11651 (generic_vfp): Do not use generic VFP scheduling for Cortex-A8.
11653 2007-07-26 Daniel Jacobowitz <dan@codesourcery.com>
11655 * fold-const.c (fold_read_from_constant_string): Use
11656 build_int_cst_type.
11657 * tree-ssa-ccp.c (fold_const_aggregate_ref): Likewise.
11659 2007-07-26 Nick Clifton <nickc@redhat.com>
11661 * tree-ssa-operands.h: Change copyright header to refer to version
11662 3 of the GNU General Public License and to point readers at the
11663 COPYING3 file and the FSF's license web page.
11664 * tree-vrp.c, regrename.c, attribs.c, loop-unswitch.c,
11665 sched-ebb.c, fwprop.c, tree-loop-linear.c, dwarf2asm.c,
11666 tree-into-ssa.c, dwarf2asm.h, tree-ssa-loop-im.c, sbitmap.c,
11667 targhooks.c, tree-dump.c, tree-complex.c, sbitmap.h, targhooks.h,
11668 tree-dump.h, regstat.c, see.c, machmode.h, hooks.c, cgraphbuild.c,
11669 hooks.h, genrecog.c, tree-ssa-threadupdate.c, gen-protos.c,
11670 flags.h, rtlhooks.c, gencheck.c, tree-ssa-loop-niter.c,
11671 opts-common.c, dbgcnt.def, tree-pretty-print.c, tracer.c,
11672 gengtype.c, mkconfig.sh, gengtype.h, tree-ssa-loop-unswitch.c,
11673 cgraph.c, c-lex.c, cgraph.h, libfuncs.h, cfgloopmanip.c,
11674 rtl-error.c, optabs.c, postreload-gcse.c, tree-ssa-loop-manip.c,
11675 optabs.h, genmddeps.c, defaults.h, postreload.c, value-prof.c,
11676 tree-ssa-loop-ch.c, tree-tailcall.c, gengenrtl.c, value-prof.h,
11677 genopinit.c, tree.c, tree.h, reload.c, tree-pass.h, ipa-cp.c,
11678 reload.h, bitmap.c, bitmap.h, tree-scalar-evolution.c,
11679 c-config-lang.in, tree-scalar-evolution.h, target.h, cppspec.c,
11680 rtlanal.c, ddg.c, lambda-mat.c, mips-tdump.c, ddg.h,
11681 tree-phinodes.c, mips-tfile.c, pointer-set.c, pointer-set.h,
11682 diagnostic.c, final.c, diagnostic.h, builtins.c, genoutput.c,
11683 gcc.c, lists.c, tree-ssa-alias-warnings.c, gcc.h, cfghooks.c,
11684 input.h, gensupport.c, fold-const.c, cfghooks.h, insn-notes.def,
11685 gensupport.h, builtin-attrs.def, sync-builtins.def, params.c,
11686 cfgloopanal.c, params.h, graphds.c, omp-low.c, tree-ssa-dse.c,
11687 graphds.h, gcov.c, cfg.c, genextract.c, ipa-reference.c,
11688 genautomata.c, tree-ssa-uncprop.c, auto-inc-dec.c, toplev.c,
11689 tree-gimple.c, ipa-reference.h, vmsdbgout.c, errors.c, toplev.h,
11690 reorg.c, tree-gimple.h, tree-chrec.c, pretty-print.c, errors.h,
11691 real.c, tree-chrec.h, pretty-print.h, debug.c, real.h, genemit.c,
11692 omega.c, c-cppbuiltin.c, genmultilib, debug.h, omega.h,
11693 tree-ssa-sccvn.c, genconfig.c, tree-ssa-sccvn.h, cgraphunit.c,
11694 regs.h, df-scan.c, vec.c, hosthooks-def.h, vec.h,
11695 tree-ssa-copyrename.c, scan.c, builtin-types.def, tree-ssa-ccp.c,
11696 scan.h, mode-classes.def, haifa-sched.c, dominance.c, dojump.c,
11697 double-int.c, gcov-io.c, dbxout.c, builtins.def, double-int.h,
11698 dbxout.h, tree-ssa-loop-ivopts.c, df-core.c, mode-switching.c,
11699 gengtype-lex.l, tree-nomudflap.c, modulo-sched.c, c-objc-common.c,
11700 hosthooks.h, c-objc-common.h, caller-save.c, graph.c,
11701 ipa-pure-const.c, graph.h, c-format.c, cse.c, fix-header.c,
11702 c-format.h, web.c, tree-stdarg.c, genpeep.c, tree-stdarg.h,
11703 tree-ssa-math-opts.c, xcoffout.c, tree-ssa-dom.c, tree-nrv.c,
11704 xcoffout.h, tree-ssa-propagate.c, ipa-utils.c,
11705 tree-ssa-propagate.h, tree-ssa-alias.c, loop-init.c, ipa-utils.h,
11706 gimple-low.c, rtl.def, c-tree.h, tree-ssa-sink.c, ipa-inline.c,
11707 mkmap-symver.awk, machmode.def, c-pch.c, cfganal.c, global.c,
11708 alloc-pool.c, c-semantics.c, alloc-pool.h, jump.c, ifcvt.c,
11709 dwarf2out.c, expr.c, cfgbuild.c, tree-browser.c, dwarf2out.h,
11710 expr.h, longlong.h, opts.c, gcov-iov.c, opts.h, dwarf2.h,
11711 genattrtab.c, genconditions.c, genattr.c, optc-gen.awk,
11712 timevar.def, tree-ssa-loop-ivcanon.c, hard-reg-set.h, predict.c,
11713 tree-ssa-loop.c, host-default.c, predict.h, recog.c, dbgcnt.c,
11714 recog.h, dbgcnt.h, c-aux-info.c, tree-ssa-address.c, timevar.c,
11715 dse.c, lcm.c, tree-ssa-ifcombine.c, timevar.h, dse.h,
11716 matrix-reorg.c, tree-vn.c, treestruct.def, fp-test.c, c-decl.c,
11717 tree-eh.c, c-errors.c, c-pretty-print.c, regmove.c,
11718 lambda-trans.c, c-pretty-print.h, et-forest.c, et-forest.h,
11719 ebitmap.c, configure.ac, local-alloc.c, function.c, langhooks.c,
11720 ebitmap.h, cppdefault.c, tree-vectorizer.c, function.h,
11721 langhooks.h, print-rtl.c, cppdefault.h, df.h, tree-vectorizer.h,
11722 sdbout.c, stor-layout.c, sdbout.h, rtlhooks-def.h, read-rtl.c,
11723 gcse.c, ipa-type-escape.c, vmsdbg.h, alias.c, gengtype-parse.c,
11724 ipa-type-escape.h, domwalk.c, alias.h, tree-if-conv.c, profile.c,
11725 init-regs.c, domwalk.h, ipa.c, gccbug.in, tree-data-ref.c,
11726 loop-unroll.c, tree-data-ref.h, tree-flow-inline.h, tree-affine.c,
11727 mkmap-flat.awk, tree-affine.h, tree-vect-analyze.c, c.opt, ggc.h,
11728 opt-gather.awk, c-typeck.c, gimplify.c, coretypes.h, exec-tool.in,
11729 insn-addr.h, tree-ssa-phiopt.c, c-pragma.c, c-pragma.h, calls.c,
11730 tree-ssa-coalesce.c, genmodes.c, loop-doloop.c, predict.def,
11731 dwarf.h, tree.def, rtl-factoring.c, lower-subreg.c, expmed.c,
11732 bt-load.c, ggc-common.c, genflags.c, tree-dfa.c, except.c,
11733 coverage.c, except.h, emit-rtl.c, cfgexpand.c, coverage.h,
11734 stringpool.c, cselib.c, emit-rtl.h, tree-cfgcleanup.c, c-opts.c,
11735 cselib.h, cfgcleanup.c, simplify-rtx.c, tree-ssa-pre.c, explow.c,
11736 tree-ssa-live.c, tree-sra.c, tree-ssa-live.h, tree-predcom.c,
11737 loop-invariant.c, genpreds.c, protoize.c, opth-gen.awk, c-dump.c,
11738 lambda.h, loop-iv.c, tree-mudflap.c, ipa-prop.c, print-tree.c,
11739 tree-mudflap.h, tree-ssa-copy.c, ipa-prop.h, cfglayout.c,
11740 tree-ssa-forwprop.c, c-convert.c, cfglayout.h, common.opt,
11741 ggc-zone.c, ggc-page.c, c-omp.c, tree-ssa-dce.c, gencodes.c,
11742 varasm.c, tree-vect-patterns.c, libada-mk.in, tree-ssa-ter.c,
11743 sched-deps.c, tree-nested.c, c-ppoutput.c, tree-ssa.c,
11744 target-def.h, tree-ssa-loop-prefetch.c, lambda-code.c,
11745 omp-builtins.def, rtl.c, regclass.c, stab.def, intl.c, rtl.h,
11746 intl.h, tree-inline.c, conditions.h, tree-inline.h, integrate.c,
11747 sched-int.h, tree-iterator.c, integrate.h, tree-iterator.h,
11748 genchecksum.c, tree-optimize.c, output.h, tree-vect-transform.c,
11749 tree-object-size.c, combine.c, tree-outof-ssa.c, addresses.h,
11750 bb-reorder.c, stack-ptr-mod.c, resource.c, var-tracking.c,
11751 cfgloop.c, system.h, resource.h, ggc-none.c, tree-profile.c,
11752 cfgloop.h, c-gimplify.c, c-common.c, opt-functions.awk,
11753 tree-vect-generic.c, tree-flow.h, df-problems.c, scan-decls.c,
11754 c-common.h, config.gcc, reg-stack.c, tlink.c, main.c, stub-objc.c,
11755 fixproto, config.host, Makefile.in, gccspec.c, sched-rgn.c,
11756 vecprim.h, basic-block.h, tree-ssa-structalias.c,
11757 tree-ssa-structalias.h, c-common.def, sched-vis.c, tree-cfg.c,
11758 passes.c, genconstants.c, c-incpath.c, c-incpath.h,
11759 struct-equiv.c, c-parser.c, tree-ssa-reassoc.c, varray.c, sreal.c,
11760 varray.h, dfp.c, sreal.h, combine-stack-adj.c, dfp.h,
11761 reg-notes.def, cfgrtl.c, config.build, varpool.c, gengtype-yacc.y,
11762 stmt.c, dce.c, tree-browser.def, prefix.c, statistics.h,
11763 params.def, dce.h, c-lang.c, gcov-dump.c, prefix.h,
11764 tree-ssanames.c, collect2.c, collect2.h, tree-ssa-threadedge.c,
11765 convert.c, convert.h, langhooks-def.h, reload1.c,
11766 tree-ssa-operands.c: Likewise.
11768 2007-07-26 Jan Hubicka <jh@suse.cz>
11770 * tree-ssa-live.c: Include debug.h and flags.h.
11771 (mark_scope_block_unused): New function.
11772 (remove_unused_scope_block_p): New function.
11773 (remove_unused_locals): Remove unused blocks too.
11775 2007-07-25 Ian Lance Taylor <iant@google.com>
11777 * combine.c (combine_max_regno): Remove. Remove all uses.
11778 (struct reg_stat_struct): Rename from struct reg_stat.
11779 (reg_stat_type): Define, and declare VECs.
11780 (reg_stat): Change from pointer to VEC. Change all uses.
11781 (combine_split_insns): New static function.
11782 (try_combine, find_split_point): Call it instead of split_insns.
11784 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11786 * cfghooks.c (split_block): Fix the information about loop latch.
11788 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11790 * cfgloopmanip.c (fix_loop_structure): Call force_single_succ_latches.
11792 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
11794 * tree-ssa-threadupdate.c (create_edge_and_update_destination_phis):
11795 Scan the new edge for loop exit info.
11797 2007-07-25 Andreas Tobler <a.tobler@schweiz.org>
11799 * config/darwin.c: Include debug.h.
11801 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11804 * tree-vect-patterns.c (vect_pattern_recog_1): Check for valid type.
11806 2007-07-25 Steve Ellcey <sje@cup.hp.com>
11808 * config/ia64/ia64.h (HARD_REGNO_NREGS): Handle RFmode.
11809 (HARD_REGNO_MODE_OK): Ditto.
11810 (MODES_TIEABLE_P): Ditto.
11811 (HARD_REGNO_CALLER_SAVE_MODE): Ditto.
11812 (CLASS_MAX_NREGS): Ditto.
11813 * config/ia64/ia64.c (ia64_print_operand_address): Add R format.
11814 * config/ia64/ia64.md (divsf3_internal_thr): Removed.
11815 (divdf3_internal_thr): Removed.
11816 * config/ia64/div.md: New file.
11817 * config/ia64/constraints.md: Add H constraint.
11819 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11821 * sbitmap.c (sbitmap_verify_popcount, sbitmap_alloc_with_popcount,
11822 sbitmap_copy, sbitmap_copy_n, sbitmap_equal, sbitmap_empty_p,
11823 sbitmap_union_of_diff_cg, sbitmap_union_of_diff, sbitmap_not,
11824 sbitmap_difference, sbitmap_any_common_bits, sbitmap_a_and_b_cg,
11825 sbitmap_a_and_b, sbitmap_a_xor_b_cg, sbitmap_a_xor_b,
11826 sbitmap_a_or_b_cg, sbitmap_a_or_b, sbitmap_a_subset_b_p,
11827 sbitmap_a_or_b_and_c_cg, sbitmap_a_or_b_and_c,
11828 sbitmap_a_and_b_or_c_cg, sbitmap_a_and_b_or_c,
11829 sbitmap_first_set_bit, sbitmap_last_set_bit, dump_sbitmap,
11830 dump_sbitmap_file, debug_sbitmap, popcount_table,
11831 sbitmap_popcount): Constify.
11832 * sbitmap.h (const_sbitmap, const_sbitmap_ptr): New.
11833 (sbitmap_iterator, sbitmap_iter_init, dump_sbitmap,
11834 dump_sbitmap_file, sbitmap_copy, sbitmap_copy_n, sbitmap_equal,
11835 sbitmap_empty_p, sbitmap_union_of_diff, sbitmap_union_of_diff_cg,
11836 sbitmap_difference, sbitmap_not, sbitmap_a_or_b_and_c,
11837 sbitmap_a_or_b_and_c_cg, sbitmap_a_and_b_or_c,
11838 sbitmap_a_and_b_or_c_cg, sbitmap_any_common_bits, sbitmap_a_and_b,
11839 sbitmap_a_and_b_cg, sbitmap_a_or_b, sbitmap_a_or_b_cg,
11840 sbitmap_a_xor_b, sbitmap_a_xor_b_cg, sbitmap_a_subset_b_p,
11841 sbitmap_first_set_bit, sbitmap_last_set_bit, debug_sbitmap,
11842 sbitmap_popcount, sbitmap_verify_popcount): Constify.
11844 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11846 * bitmap.c (hash_descriptor, eq_descriptor, bitmap_element_zerop,
11847 bitmap_copy, bitmap_clear_bit, popcount_table, bitmap_count_bits,
11848 bitmap_first_set_bit, bitmap_and, bitmap_and_into,
11849 bitmap_elt_copy, bitmap_and_compl, bitmap_and_compl_into,
11850 bitmap_compl_and_into, bitmap_elt_ior, bitmap_ior,
11851 bitmap_ior_into, bitmap_xor, bitmap_xor_into, bitmap_equal_p,
11852 bitmap_intersect_p, bitmap_intersect_compl_p,
11853 bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11854 debug_bitmap_file, debug_bitmap, bitmap_print, bitmap_hash):
11856 * bitmap.h (bitmap_copy, bitmap_equal_p, bitmap_intersect_p,
11857 bitmap_intersect_compl_p, bitmap_count_bits, bitmap_and,
11858 bitmap_and_into, bitmap_and_compl, bitmap_and_compl_into,
11859 bitmap_compl_and_into, bitmap_ior, bitmap_ior_into, bitmap_xor,
11860 bitmap_xor_into, bitmap_ior_and_compl, bitmap_ior_and_compl_into,
11861 debug_bitmap, debug_bitmap_file, bitmap_print,
11862 bitmap_first_set_bit, bitmap_hash, bmp_iter_set_init,
11863 bmp_iter_and_init, bmp_iter_and_compl_init): Likewise.
11865 2007-07-25 Daniel Berlin <dberlin@dberlin.org>
11867 * config/darwin.c (darwin_override_options): Additional fix for
11868 debug info formats that don't support var tracking.
11870 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11872 * cselib.c (entry_and_rtx_equal_p): Constify.
11873 * gengtype.c (output_mangled_typename, write_types, write_local):
11875 * gengtype.h (const_type_p): New.
11876 * see.c (eq_descriptor_extension, hash_descriptor_extension):
11878 * tlink.c (scan_linker_output): De-constify.
11879 * tree-ssa-loop-im.c (memref_eq): Constify.
11880 * tree-ssa-structalias.c (const_shared_bitmap_info_t): New.
11881 (shared_bitmap_hash, shared_bitmap_eq): Constify.
11883 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11885 * c-common.c (fname_as_string, c_type_hash): Constify.
11886 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
11887 * cgraph.c (edge_hash, edge_eq): Likewise.
11888 * dwarf2out.c (decl_die_table_eq, decl_loc_table_eq): Likewise.
11889 * emit-rtl.c (mem_attrs_htab_eq, reg_attrs_htab_hash,
11890 reg_attrs_htab_eq): Likewise.
11891 * except.c (t2r_eq, t2r_hash, ttypes_filter_eq, ehl_hash, ehl_eq):
11893 * genautomata.c (const_reserv_sets_t, const_unit_decl_t,
11894 const_decl_t, const_state_t, const_automata_list_el_t): New.
11895 (first_out_arc, DECL_UNIT, DECL_BYPASS, DECL_AUTOMATON, DECL_EXCL,
11896 DECL_PRESENCE, DECL_ABSENCE, DECL_RESERV, DECL_INSN_RESERV,
11897 automaton_decl_hash, automaton_decl_eq_p, insn_decl_hash,
11898 insn_decl_eq_p, decl_hash, decl_eq_p, alt_state_cmp,
11899 reserv_sets_cmp, reserv_sets_eq, state_hash, state_eq_p,
11900 automata_list_hash, automata_list_eq_p, compare_states_for_equiv,
11901 compare_max_occ_cycle_nums, out_state_arcs_num,
11902 compare_transition_els_num, units_cmp, state_reservs_cmp):
11904 * genmodes.c (cmp_modes): Likewise.
11905 * ggc-common.c (saving_htab_hash, saving_htab_eq): Likewise.
11906 * gimplify.c (compare_case_labels): Likewise.
11907 * ipa-type-escape.c (get_name_of_type, type_brand_s): Likewise.
11908 * loop-unroll.c (si_info_hash, ve_info_hash): Likewise.
11909 * matrix-reorg.c (mtt_info_hash): Likewise.
11910 * postreload-gcse.c (hash_expr_for_htab, expr_equiv_p): Likewise.
11911 * rtl-factoring.c (const_p_hash_bucket, const_p_hash_elem): New.
11912 (htab_hash_bucket, htab_hash_elem): Constify.
11913 * tree-browser.c (TB_parent_eq): Likewise.
11914 * tree-scalar-evolution.c (hash_scev_info): Likewise.
11915 * tree-ssa-alias.c (sort_tags_by_id): Likewise.
11916 * tree-ssa-coalesce.c (const_coalesce_pair_p): New.
11917 (coalesce_pair_map_hash, coalesce_pair_map_eq, compare_pairs):
11919 * tree-ssa-dom.c (avail_expr_hash, avail_expr_eq): Likewise.
11920 * tree-ssa-pre.c (const_expr_pred_trans_t): New.
11921 (expr_pred_trans_hash, expr_pred_trans_eq): Constify.
11922 * tree-ssa-sccvn.c (const_vn_binary_op_t, const_vn_unary_op_t,
11923 const_vn_phi_t, const_vn_reference_op_t, const_vn_reference_t):
11925 (vn_reference_op_eq, vn_reference_hash, vn_reference_eq,
11926 vn_unary_op_hash, vn_unary_op_eq, vn_binary_op_hash,
11927 vn_binary_op_eq, vn_phi_hash, vn_phi_eq): Constify.
11928 * tree-ssa-threadupdate.c (redirection_data_hash,
11929 redirection_data_eq): Likewise.
11930 * tree-ssa-uncprop.c (equiv_hash, equiv_eq): Likewise.
11931 * tree-ssa.c (var_ann_eq): Likewise.
11932 * tree-vrp.c (compare_case_labels): Likewise.
11933 * tree.c (int_cst_hash_hash, int_cst_hash_eq,
11934 tree_map_base_marked_p, type_hash_marked_p, tree_check_failed,
11935 tree_not_check_failed, tree_class_check_failed,
11936 tree_range_check_failed, tree_not_class_check_failed,
11937 omp_clause_check_failed, omp_clause_range_check_failed,
11938 tree_contains_struct_check_failed, tree_operand_check_failed):
11940 * tree.h (tree_contains_struct_check_failed, tree_check_failed,
11941 tree_not_check_failed, tree_class_check_failed,
11942 tree_range_check_failed, tree_not_class_check_failed,
11943 tree_operand_check_failed, omp_clause_operand_check_failed,
11944 tree_operand_length): Likewise.
11945 * var-tracking.c (const_variable): New.
11946 (variable_htab_hash, variable_htab_eq): Constify.
11947 * varasm.c (const_desc_hash): Likewise.
11949 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
11951 * expr.c (handled_component_p): Constify.
11952 * fold-const.c (fit_double_type): Likewise.
11953 * real.h (real_value_from_int_cst): Likewise.
11954 * tree-flow-inline.h (gimple_in_ssa_p,
11955 gimple_aliases_computed_p, gimple_addressable_vars,
11956 gimple_call_clobbered_vars, gimple_referenced_vars,
11957 gimple_global_var, gimple_nonlocal_all, gimple_var_anns,
11958 end_htab_p, end_referenced_vars_p, var_ann, function_ann,
11959 may_aliases, end_readonly_imm_use_p, has_zero_uses,
11960 has_single_use, single_imm_use, num_imm_uses, is_exec_stmt,
11961 is_label_stmt, is_global_var, phi_ssa_name_p,
11962 factoring_name_p, is_call_clobbered, tree_common_ann,
11963 op_iter_done, end_imm_use_stmt_p, end_imm_use_on_stmt_p,
11964 unmodifiable_var_p, array_ref_contains_indirect_ref,
11965 ref_contains_array_ref, lookup_subvars_for_var,
11966 var_can_have_subvars, overlap_subvar, gimple_ssa_operands,
11967 gimple_mem_ref_stats): Likewise.
11968 * tree-flow.h (tree_common_ann, var_ann, function_ann,
11969 may_aliases, is_exec_stmt, is_label_stmt,
11970 ref_contains_array_ref, array_ref_contains_indirect_ref,
11971 var_can_have_subvars, overlap_subvar, is_call_clobbered,
11972 unmodifiable_var_p): Likewise.
11973 * tree-gimple.c (is_gimple_min_invariant): Likewise.
11974 * tree-gimple.h (is_gimple_min_invariant): Likewise.
11975 * tree.c (type_hash_list, attribute_hash_list, tree_size,
11976 cst_and_fits_in_hwi, real_value_from_int_cst,
11977 build_real_from_int_cst, integer_zerop, integer_onep,
11978 integer_all_onesp, integer_pow2p, integer_nonzerop, tree_log2,
11979 tree_floor_log2, real_zerop, real_onep, real_twop,
11980 real_minus_onep, really_constant_p, purpose_member, chain_member,
11981 list_length, fields_length, int_size_in_bytes, bit_position,
11982 int_bit_position, byte_position, int_byte_position, expr_align,
11983 array_type_nelts, tree_node_structure,
11984 type_contains_placeholder_1, iterative_hash_pointer,
11985 is_attribute_with_length_p, is_attribute_p, check_qualified_type,
11986 tree_map_base_eq, type_hash_list, type_hash_eq,
11987 attribute_hash_list, type_num_arguments, tree_int_cst_equal,
11988 tree_int_cst_lt, tree_int_cst_compare, host_integerp,
11989 tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11990 simple_cst_list_equal, compare_tree_int, iterative_hash_expr,
11991 int_fits_type_p, get_containing_scope, decl_function_context,
11992 decl_type_context, omp_clause_operand_check_failed,
11993 initializer_zerop, int_cst_value, num_ending_zeros): Likewise.
11994 * tree.h (omp_clause_operand_check_failed, tree_size,
11995 build_real_from_int_cst, array_type_nelts, purpose_member,
11996 tree_int_cst_equal, tree_int_cst_lt, tree_int_cst_compare,
11997 host_integerp, tree_low_cst, tree_int_cst_msb, tree_int_cst_sgn,
11998 is_attribute_p, check_qualified_type, expr_align,
11999 int_size_in_bytes, bit_position, int_bit_position, byte_position,
12000 int_byte_position, list_length, fields_length, initializer_zerop,
12001 integer_zerop, integer_onep, integer_all_onesp, integer_pow2p,
12002 integer_nonzerop, cst_and_fits_in_hwi, num_ending_zeros,
12003 tree_node_structure, handled_component_p, get_containing_scope,
12004 decl_function_context, decl_type_context, real_zerop,
12005 type_num_arguments, fit_double_type, really_constant_p,
12006 int_fits_type_p, tree_log2, tree_floor_log2, iterative_hash_expr,
12007 compare_tree_int, chain_member, simple_cst_list_equal, real_onep,
12008 real_twop, real_minus_onep, int_cst_value): Likewise.
12010 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12012 * cfglayout.c (insn_scope, insn_line): Constify.
12013 * emit-rtl.c (const_int_htab_hash, const_int_htab_eq,
12014 const_double_htab_hash, const_double_htab_eq,
12015 mem_attrs_htab_hash): Likewise.
12016 * loop-iv.c (biv_eq): Likewise.
12017 * print-rtl.c (print_rtx, print_decl_name, print_mem_expr,
12018 print_inline_rtx, debug_rtx, debug_rtx_list, debug_rtx_range,
12019 debug_rtx_find, print_rtl, print_rtl_single, print_simple_rtl):
12021 * rtl-error.c (location_for_asm, diagnostic_for_asm,
12022 error_for_asm, warning_for_asm, _fatal_insn,
12023 _fatal_insn_not_found): Likewise.
12024 * rtl.c (rtx_size, shared_const_p, shallow_copy_rtx_stat,
12025 rtx_equal_p, rtl_check_failed_bounds, rtl_check_failed_type1,
12026 rtl_check_failed_type2, rtl_check_failed_code1,
12027 rtl_check_failed_code2, rtl_check_failed_code_mode,
12028 rtvec_check_failed_bounds, rtl_check_failed_flag): Likewise.
12029 * rtl.h (rtl_check_failed_bounds, rtl_check_failed_type1,
12030 rtl_check_failed_type2, rtl_check_failed_code1,
12031 rtl_check_failed_code2, rtl_check_failed_code_mode,
12032 rtvec_check_failed_bounds, rtl_check_failed_flag, LABEL_KIND,
12033 SET_LABEL_KIND, rhs_regno, subreg_lsb, subreg_regno, subreg_nregs,
12034 shared_const_p, rtx_size, shallow_copy_rtx_stat, rtx_equal_p,
12035 get_pool_mode, insn_line, insn_file, simplify_replace_rtx,
12036 mode_signbit_p, rtx_addr_can_trap_p, nonzero_address_p,
12037 rtx_unstable_p, get_integer_term, get_related_value,
12038 offset_within_block_p, reg_mentioned_p, count_occurrences,
12039 reg_referenced_p, reg_used_between_p, no_labels_between_p,
12040 single_set_2, multiple_sets, set_noop_p, refers_to_regno_p,
12041 reg_overlap_mentioned_p, dead_or_set_p, dead_or_set_regno_p,
12042 find_reg_note, find_regno_note, find_reg_equal_equiv_note,
12043 find_constant_src, find_reg_fusage, find_regno_fusage,
12044 pure_call_p, remove_note, side_effects_p, volatile_refs_p,
12045 volatile_insn_p, may_trap_p, may_trap_after_code_motion_p,
12046 may_trap_or_fault_p, inequality_comparisons_p, tablejump_p,
12047 computed_jump_p, auto_inc_p, in_expr_list_p,
12048 remove_node_from_expr_list, loc_mentioned_in_p,
12049 label_is_jump_target_p, reversed_comparison_code_parts,
12050 debug_rtx, debug_rtx_list, debug_rtx_range, debug_rtx_find,
12051 print_mem_expr, print_rtl, print_simple_rtl, print_rtl_single,
12052 print_inline_rtx): Likewise.
12053 * rtlanal.c (covers_regno_p, covers_regno_no_parallel_p,
12054 computed_jump_p_1, nonzero_bits1, rtx_unstable_p,
12055 rtx_addr_can_trap_p_1, rtx_addr_can_trap_p, nonzero_address_p,
12056 get_integer_term, get_related_value, offset_within_block_p,
12057 count_occurrences, reg_mentioned_p, no_labels_between_p,
12058 reg_used_between_p, reg_referenced_p, single_set_2,
12059 multiple_sets, set_noop_p, refers_to_regno_p,
12060 reg_overlap_mentioned_p, dead_or_set_p,
12061 covers_regno_no_parallel_p, covers_regno_p,
12062 dead_or_set_regno_p, find_reg_note, find_regno_note,
12063 find_reg_equal_equiv_note, find_constant_src, find_reg_fusage,
12064 find_regno_fusage, pure_call_p, remove_note, in_expr_list_p,
12065 remove_node_from_expr_list, volatile_insn_p, volatile_refs_p,
12066 side_effects_p, may_trap_p_1, may_trap_p,
12067 may_trap_after_code_motion_p, may_trap_or_fault_p,
12068 inequality_comparisons_p, tablejump_p, computed_jump_p_1,
12069 computed_jump_p, auto_inc_p, loc_mentioned_in_p, subreg_lsb,
12070 subreg_regno, subreg_nregs, label_is_jump_target_p): Likewise.
12071 * simplify-rtx.c (neg_const_int, plus_minus_operand_p,
12072 mode_signbit_p, simplify_replace_rtx, plus_minus_operand_p):
12074 * toplev.h (_fatal_insn_not_found, _fatal_insn, error_for_asm,
12075 warning_for_asm): Likewise.
12076 * tree.h (print_rtl): Likewise.
12077 * varasm.c (get_pool_mode): Likewise.
12079 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12081 * c-lex.c (c_lex_with_flags, lex_string): Constify.
12082 * c-ppoutput.c (print_line, pp_dir_change): Likewise.
12083 * c-typeck.c (free_all_tagged_tu_seen_up_to): Likewise.
12084 * cfg.c (bb_copy_original_hash, bb_copy_original_eq): Likewise.
12085 * cfgloop.c (loop_exit_hash, loop_exit_eq): Likewise.
12086 * ddg.c (compare_sccs): Likewise.
12087 * df-scan.c (df_ref_compare, df_mw_compare): Likewise.
12088 * dfp.c (decimal_real_from_string, decimal_to_decnumber,
12089 decimal_to_binary, decimal_do_compare, decimal_real_to_decimal,
12090 decimal_do_fix_trunc, decimal_real_to_integer,
12091 decimal_real_to_integer2, decimal_real_maxval): Likewise.
12092 * dse.c (const_group_info_t): New.
12093 (invariant_group_base_eq, invariant_group_base_hash): Constify.
12094 * dwarf2out.c (const_dw_die_ref): New.
12095 (decl_die_table_hash, decl_die_table_eq, file_info_cmp): Constify.
12096 * tree-browser.c (TB_parent_eq): Likewise.
12097 * unwind-dw2-fde.c (__register_frame_info_bases,
12098 __deregister_frame_info_bases, fde_unencoded_compare, fde_split,
12099 add_fdes, linear_search_fdes, binary_search_unencoded_fdes):
12101 * unwind-dw2-fde.h (get_cie, next_fde): Likewise.
12102 * unwind-dw2.c (uw_frame_state_for): Likewise.
12103 * value-prof.c (histogram_hash, histogram_eq): Likewise.
12104 * value-prof.h (const_histogram_value): New.
12106 2007-07-25 Richard Sandiford <richard@codesourcery.com>
12108 * config/mips/mips.c (machine_function): Add
12109 initialized_mips16_gp_pseudo_p.
12110 (mips16_gp_pseudo_reg): Do not emit the initialization of
12111 mips16_gp_pseudo_rtx when being called from the gimple cost-
12112 calculation routines; emit it on the first use outside those
12115 2007-07-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12117 * coretypes.h (const_bitmap, const_rtx, const_rtvec, const_tree):
12120 * rtl.h (RTL_CHECK1, RTL_CHECK2, RTL_CHECKC1, RTL_CHECKC2,
12121 RTVEC_ELT, XWINT, XCWINT, XCMWINT, XCNMPRV, BLOCK_SYMBOL_CHECK,
12122 RTL_FLAG_CHECK1, RTL_FLAG_CHECK2, RTL_FLAG_CHECK3,
12123 RTL_FLAG_CHECK4, RTL_FLAG_CHECK5, RTL_FLAG_CHECK6,
12124 RTL_FLAG_CHECK7, RTL_FLAG_CHECK8, LABEL_KIND, SET_LABEL_KIND):
12125 Preserve const-ness of parameters through use of __typeof(),
12126 also constify and tidy.
12128 * tree.h (TREE_CHECK, TREE_NOT_CHECK, TREE_CHECK2,
12129 TREE_NOT_CHECK2, TREE_CHECK3, TREE_NOT_CHECK3, TREE_CHECK4,
12130 NON_TREE_CHECK4, TREE_CHECK5, TREE_NOT_CHECK5,
12131 CONTAINS_STRUCT_CHECK, TREE_CLASS_CHECK, TREE_RANGE_CHECK,
12132 OMP_CLAUSE_SUBCODE_CHECK, OMP_CLAUSE_RANGE_CHECK, EXPR_CHECK,
12133 GIMPLE_STMT_CHECK, NON_TYPE_CHECK, TREE_VEC_ELT_CHECK,
12134 PHI_NODE_ELT_CHECK, OMP_CLAUSE_ELT_CHECK, TREE_OPERAND_CHECK,
12135 TREE_OPERAND_CHECK_CODE, GIMPLE_STMT_OPERAND_CHECK,
12136 TREE_RTL_OPERAND_CHECK, TREE_CHAIN, TREE_TYPE): Likewise.
12138 2007-07-25 Julian Brown <julian@codesourcery.com>
12139 Mark Shinwell <shinwell@codesourcery.com>
12141 * config/alpha/alpha.c (alpha_mangle_fundamental_type): Rename to...
12142 (alpha_mangle_type): This.
12143 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12144 (TARGET_MANGLE_TYPE): Define this instead.
12145 * config/arm/arm-protos.h (arm_mangle_type): Add prototype.
12146 * config/arm/arm.c (TARGET_MANGLE_TYPE): Define target hook.
12147 (arm_init_neon_builtins): Fix comment.
12148 (arm_mangle_map_entry): New.
12149 (arm_mangle_map): New.
12150 (arm_mangle_type): New.
12151 * config/i386/i386.c (ix86_mangle_fundamental_type): Rename to...
12152 (ix86_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12153 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12154 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12155 (TARGET_MANGLE_TYPE): Define this instead.
12156 * config/ia64/ia64.c (ia64_mangle_fundamental_type): Rename to...
12157 (ia64_mangle_type): This. Use TYPE_MAIN_VARIANT and restrict
12158 mangled types to VOID_TYPE, BOOLEAN_TYPE, INTEGER_TYPE, REAL_TYPE.
12159 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12160 (TARGET_MANGLE_TYPE): Define this instead.
12161 * config/rs6000/rs6000.c (rs6000_mangle_fundamental_type): Rename
12163 (rs6000_mangle_type): This. Use TYPE_MAIN_VARIANT.
12164 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12165 (TARGET_MANGLE_TYPE): Define this instead.
12166 * config/s390/s390.c (s390_mangle_fundamental_type): Rename to...
12167 (s390_mangle_type): This.
12168 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12169 (TARGET_MANGLE_TYPE): Define this instead.
12170 * config/sparc/sparc.c (sparc_mangle_fundamental_type): Rename to...
12171 (sparc_mangle_type): This.
12172 (TARGET_MANGLE_FUNDAMENTAL_TYPE): Don't define.
12173 (TARGET_MANGLE_TYPE): Define this instead.
12174 * cp/mangle.c (write_type): Call mangle_type target hook on all
12175 types before mangling. Use original type, not main variant, as
12177 * target-def.h (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename hook to...
12178 (TARGET_MANGLE_TYPE): This.
12179 * target.h (gcc_target): Rename mangle_fundamental_type to
12181 * doc/tm.texi (TARGET_MANGLE_FUNDAMENTAL_TYPE): Rename section to...
12182 (TARGET_MANGLE_TYPE): This. Note slightly different semantics.
12184 2007-07-25 Julian Brown <julian@codesourcery.com>
12185 Paul Brook <paul@codesourcery.com>
12186 Joseph Myers <joseph@codesourcery.com>
12187 Mark Shinwell <shinwell@codesourcery.com>
12189 * Makefile.in (TEXI_GCC_FILES): Add arm-neon-intrinsics.texi.
12190 * config.gcc (arm*-*-*): Add arm_neon.h to extra headers.
12191 (with_fpu): Allow --with-fpu=neon.
12192 * config/arm/aof.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12193 * config/arm/aout.h (ADDITIONAL_REGISTER_NAMES): Add Q0-Q15.
12194 * config/arm/arm-modes.def (EI, OI, CI, XI): New modes.
12195 * config/arm/arm-protos.h (neon_immediate_valid_for_move)
12196 (neon_immediate_valid_for_logic, neon_output_logic_immediate)
12197 (neon_pairwise_reduce, neon_expand_vector_init, neon_reinterpret)
12198 (neon_emit_pair_result_insn, neon_disambiguate_copy)
12199 (neon_vector_mem_operand, neon_struct_mem_operand, output_move_quad)
12200 (output_move_neon): Add prototypes.
12201 * config/arm/arm.c (FL_NEON): New flag for NEON processor capability.
12202 (all_fpus): Add FPUTYPE_NEON.
12203 (fp_model_for_fpu): Add NEON field.
12204 (arm_return_in_memory): Return vectors <= 16 bytes in ARM registers.
12205 (arm_arg_partial_bytes): Allow NEON vectors to be passed partially
12207 (arm_legitimate_address_p): Don't support fancy addressing for NEON
12209 (thumb2_legitimate_address_p): Likewise.
12210 (neon_valid_immediate): Recognize and prepare constants suitable for
12212 (neon_immediate_valid_for_move): New function. Recognize and prepare
12213 immediates for NEON move instructions.
12214 (neon_immediate_valid_for_logic): New function. Recognize and
12215 prepare immediates for NEON logic instructions.
12216 (neon_output_logic_immediate): New function. Create asm string
12217 suitable for outputting immediate logic instructions.
12218 (neon_pairwise_reduce): New function. Implement reduction using
12219 pairwise operations.
12220 (neon_expand_vector_init): New function. Expand a (possibly
12221 non-constant) vector initialization.
12222 (neon_vector_mem_operand): New function. Memory operands supported
12223 for quad-word loads/stores to/from ARM or NEON registers. Don't
12224 allow base+offset addressing for core regs.
12225 (neon_struct_mem_operand): New function. Valid mems for NEON
12227 (coproc_secondary_reload_class): Enable NEON registers to be loaded
12228 from neon_vector_mem_operand addresses without a secondary register.
12229 (add_minipool_forward_ref): Handle >8-byte minipool entries.
12230 (add_minipool_backward_ref): Likewise.
12231 (dump_minipool): Likewise.
12232 (push_minipool_fix): Likewise.
12233 (output_move_quad): New function. Output quad-word moves, loads and
12234 stores using ARM registers.
12235 (output_move_vfp): Add support for vectors in VFP (NEON) D
12237 (output_move_neon): Output a NEON load/store to/from a quadword
12239 (arm_print_operand): Implement new codes:
12240 - 'c' for unadorned integers (without a # sign).
12241 - 'J', 'K' for reg+2/reg+3, reg+3/reg+2 in little/big-endian
12243 - 'e', 'f' for the low and high D parts of a NEON Q register.
12244 - 'q' outputs a NEON Q register.
12245 - 'h' outputs ranges of D registers for VLDM/VSTM etc.
12246 - 'T' prints NEON opcode features from a coded bitmask.
12247 - 'F' is similar to T, but signed/unsigned codes both print as
12249 - 't' is similar to T, but 'u' is printed instead of 'p'.
12250 - 'O' prints 'r' if NEON instruction should perform rounding (as
12251 specified by bitmask), else prints nothing.
12252 - '#' is a punctuation character to stop operand numbers from
12253 running together with following digits in the assembler
12254 strings for instructions (when using mode attributes).
12255 (arm_assemble_integer): Handle extra NEON vector modes. Permute
12256 constant vectors in big-endian mode, where necessary.
12257 (arm_hard_regno_mode_ok): Allow vectors in VFP/NEON registers.
12258 Handle EI, OI, CI, XI modes.
12259 (ashlv4hi3, ashlv2si3, lshrv4hi3, lshrv2si3, ashrv4hi3)
12260 (ashrv2si3): Rename IWMMXT2_BUILTINs to...
12261 (ashlv4hi3_iwmmxt, ashlv2si3_iwmmxt, lshrv4hi3_iwmmxt)
12262 (lshrv2si3_iwmmxt, ashrv4hi3_iwmmxt, ashrv2si3_iwmmxt): New names.
12263 (neon_builtin_type_bits): Add enumeration, one bit for each vector
12265 (v8qi_UP, v4hi_UP, v2si_UP, v2sf_UP, di_UP, v16qi_UP, v8hi_UP)
12266 (v4si_UP, v4sf_UP, v2di_UP, ti_UP, ei_UP, oi_UP, UP): Define macros
12267 to turn v8qi, etc. into bits defined above.
12268 (neon_itype): New enumeration. Classifications of NEON builtins.
12269 (neon_builtin_datum): Define struct. Contains information about
12270 a single builtin (with multiple modes).
12271 (CF): Define helper macro for...
12272 (VAR1...VAR10): Define builtins with a type, name and 1-10 different
12274 (neon_builtin_data): New array. Define information about builtins
12275 for use during initialization/expansion.
12276 (arm_init_neon_builtins): New function.
12277 (arm_init_builtins): Call arm_init_neon_builtins if TARGET_NEON is
12279 (neon_builtin_compare): New function.
12280 (locate_neon_builtin_icode): New function. Find an insn code for a
12281 builtin given a function code for that builtin. Also return type of
12282 builtin (NEON_BINOP, NEON_UNOP etc.).
12283 (builtin_arg): New enumeration. Types of arguments for builtins.
12284 (arm_expand_neon_args): New function. Expand a generic NEON builtin.
12285 Takes a variable argument list of builtin_arg types, terminated by
12287 (arm_expand_neon_builtin): New function. Expand a NEON builtin.
12288 (neon_reinterpret): New function. Expand NEON reinterpret intrinsic.
12289 (neon_emit_pair_result_insn): New function. Support returning pairs
12290 of vectors via a pointer.
12291 (neon_disambiguate_copy): New function. Set up operands for a
12292 multi-word copy such that registers do not get clobbered.
12293 (arm_expand_builtin): Call arm_expand_neon_builtin if fcode >=
12294 ARM_BUILTIN_NEON_BASE.
12295 (arm_file_start): Set float-abi attribute for NEON.
12296 (arm_vector_mode_supported_p): Enable NEON vector modes.
12297 (arm_mangle_map_entry): New.
12298 (arm_mangle_map): New.
12299 (arm_mangle_vector_type): New.
12300 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __ARM_NEON__
12302 (TARGET_NEON): New macro. Target supports NEON.
12303 (fputype): Add FPUTYPE_NEON.
12304 (UNITS_PER_SIMD_WORD): Define. Allow quad-word registers to be used
12305 for vectorization based on command-line arg.
12306 (NEON_REGNO_OK_FOR_NREGS): Define.
12307 (VALID_NEON_DREG_MODE, VALID_NEON_QREG_MODE)
12308 (VALID_NEON_STRUCT_MODE): Define.
12309 (PRINT_OPERAND_PUNCT_VALID_P): '#' is valid punctuation.
12310 (arm_builtins): Add ARM_BUILTIN_NEON_BASE.
12311 * config/arm/arm.md (VUNSPEC_POOL_16): Insert constant for unspec.
12312 (consttable_16): Add pattern for outputting 16-byte minipool
12314 (movv2si, movv4hi, movv8qi): Remove blank expanders (redefined in
12316 (vec-common.md, neon.md): Include md files.
12317 * config/arm/arm.opt (mvectorize-with-neon-quad): Add option.
12318 * config/arm/constraints.md (constraint "Dn", "Dl", "DL"): Define.
12319 (memory_constraint "Ut", "Un", "Us"): Define.
12320 * config/arm/iwmmxt.md (VMMX, VSHFT): New mode macros.
12321 (MMX_char): New mode attribute.
12322 (addv8qi3, addv4hi3, addv2si3): Remove. Replace with...
12323 (*add<mode>3_iwmmxt): New insn pattern.
12324 (subv8qi3, subv4hi3, subv2si3): Remove. Replace with...
12325 (*sub<mode>3_iwmmxt): New insn pattern.
12326 (mulv4hi3): Rename to...
12327 (*mulv4hi3_iwmmxt): This.
12328 (smaxv8qi3, smaxv4hi3, smaxv2si3, umaxv8qi3, umaxv4hi3)
12329 (umaxv2si3, sminv8qi3, sminv4hi3, sminv2si3, uminv8qi3)
12330 (uminv4hi3, uminv2si3): Remove. Replace with...
12331 (*smax<mode>3_iwmmxt, *umax<mode>3_iwmmxt, *smin<mode>3_iwmmxt)
12332 (*umin<mode>3_iwmmxt): These.
12333 (ashrv4hi3, ashrv2si3, ashrdi3_iwmmxt): Replace with...
12334 (ashr<mode>3_iwmmxt): This new pattern.
12335 (lshrv4hi3, lshrv2si3, lshrdi3_iwmmxt): Replace with...
12336 (lshr<mode>3_iwmmxt): This new pattern.
12337 (ashlv4hi3, ashlv2si3, ashldi3_iwmmxt): Replace with...
12338 (ashl<mode>3_iwmmxt): This new pattern.
12339 * config/arm/neon-docgen.ml: New file. Generate documentation for
12341 * config/arm/neon-gen.ml: New file. Generate arm_neon.h header.
12342 * config/arm/arm_neon.h: New (autogenerated).
12343 * config/arm/neon-testgen.ml: New file. Generate NEON tests
12345 * config/arm/neon.md: New file. Define NEON instructions.
12346 * config/arm/neon.ml: New file. Abstract description of NEON
12347 instructions, used to generate arm_neon.h header, documentation and
12349 * config/arm/t-arm (MD_INCLUDES): Add vec-common.md, neon.md.
12350 * vec-common.md: New file. Shared parts for iWMMXt and NEON vector
12352 * doc/extend.texi (ARM Built-in Functions): Rename and remove
12354 (ARM NEON Intrinsics): New subsection.
12355 * doc/arm-neon-intrinsics.texi: New (autogenerated).
12357 2007-07-25 Danny Smith <dannysmith@users.sourceforge.net>
12359 * config/i386/i386-protos.h (i386_pe_asm_file_end): Remove
12362 2007-07-24 Jan Hubicka <jh@suse.cz>
12364 * regclass.c (move_table): New type.
12365 (move_cost, may_move_in_cost, may_move_out_cost): Use it.
12366 (init_move_cost): Break out from ...
12367 (init_reg_sets_1): ... here; simplify computation of
12368 have_regs-of_mode and contains_reg_of_mode.
12369 (record_reg_classes): Unswitch internal loops.
12370 (copy_cost): Trigger lazy initialization of move cost
12371 (record_address_regs): Likewise.
12373 2007-07-24 Daniel Berlin <dberlin@dberlin.org>
12375 * config/darwin.c (darwin_override_options): Don't force on
12376 flag_var_tracking_uninit when no debug info is requested.
12378 2007-07-25 Zdenek Dvorak <dvorakz@suse.cz>
12380 * cfgloop.c (init_loops_structure): New function.
12381 (flow_loops_find): Create root of the loop tree unconditionally.
12383 2007-07-24 Daniel Jacobowitz <dan@codesourcery.com>
12385 * tree-ssa-ccp.c (fold_const_aggregate_ref): Use fold_convert.
12387 2007-07-24 Jan Hubicka <jh@suse.cz>
12389 * caller-save.c: Include ggc.h, gt-caller-save.h
12390 (reg_save_code, reg_restore_code): Rename to ...
12391 (cached_reg_save_code, cached_reg_restore_code): ... those.
12392 (savepat, restpat, test_reg, test_mem, saveinsn, restinsn): New.
12393 (reg_save_code, reg_restore_code): New functions.
12394 (init_caller_save): Do not intialize
12395 reg_save_code/reg_restore_code tables.
12396 * Makefile.in: (gt-caller-save.h): New.
12398 2007-07-24 Andreas Krebbel <krebbel1@de.ibm.com>
12400 * tree-ssa-ifcombine.c (ifcombine_ifandif): Use a ONE operand
12401 with the mode of the original operand instead of
12404 2007-07-23 Jan Hubicka <jH@suse.cz>
12406 * i386.c (ix86_secondary_memory_needed): Break out to...
12407 (inline_secondary_memory_needed): ... here.
12408 (ix86_memory_move_cost): Break out to ...
12409 (inline_memory_move_cost): ... here; add support for IN value of 2 for
12410 maximum of input and output; fix handling of Q_REGS on 64bit.
12411 (ix86_secondary_memory_needed): Microoptimize.
12413 2007-07-23 Sebastian Pop <sebpop@gmail.com>
12415 * tree-data-ref.c (find_vertex_for_stmt, create_rdg_edge_for_ddr,
12416 create_rdg_edges_for_scalar, create_rdg_edges, create_rdg_vertices,
12417 stmts_from_loop, known_dependences_p, build_rdg): New.
12418 * tree-data-ref.h: Depends on graphds.h.
12419 (rdg_vertex, RDGV_STMT, rdg_dep_type, rdg_edge, RDGE_TYPE): New.
12420 (build_rdg): Declared.
12421 * Makefile.in (TREE_DATA_REF_H): Depends on graphds.h.
12423 2007-07-23 Daniel Berlin <dberlin@dberlin.org>
12425 * tree-ssa-propagate.c (valid_gimple_expression_p): Match up with
12428 2007-07-23 Peter Bergner <bergner@vnet.ibm.com>
12429 Jakub Jelinek <jakub@redhat.com>
12431 PR middle-end/PR28690
12432 * optabs.c (expand_binop): (emit_cmp_and_jump_insns): Allow
12434 * rtlanal.c (commutative_operand_precedence): Prefer both REG_POINTER
12435 and MEM_POINTER operands over REG and MEM operands.
12436 (swap_commutative_operands_p): Change return value to bool.
12437 * rtl.h: Update the corresponding prototype.
12438 * tree-ssa-address.c (gen_addr_rtx): Use simplify_gen_binary
12439 instead of gen_rtx_PLUS.
12440 * simplify-rtx.c (simplify_plus_minus_op_data_cmp): Change return
12441 value to bool. Change function arguments to rtx's and update code
12443 (simplify_plus_minus): Update the simplify_plus_minus_op_data_cmp
12444 calls to match the new declaration.
12445 * simplify-rtx.c (simplify_associative_operation): Don't
12446 reorder simplify_binary_operation arguments.
12448 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12450 * config/mips/mips.c (override_options): Use mips_costs to derive
12451 the default branch cost.
12452 * config/mips/mips.h (BRANCH_COST): Use mips_branch_cost rather
12454 * config/mips/mips.opt (mbranch-cost=): New option.
12455 * doc/invoke.texi (-mbranch-cost): Document new MIPS option.
12457 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12459 * config/mips/mips.h (GR_REG_CLASS_P, COP_REG_CLASS_P): Delete.
12460 (SECONDARY_MEMORY_NEEDED): Delete commented-out definition.
12461 * config/mips/mips.c (mips_register_move_cost): Use reg_class_subset_p
12462 instead of GR_REG_CLASS_P and COP_REG_CLASS_P.
12464 2007-07-23 Richard Sandiford <richard@codesourcery.com>
12466 * config/mips/constraints.md (ks): New constraint.
12467 * config/mips/mips.md (*add<mode>3_sp1, *add<mode>3_sp2): Fold into...
12468 (*add<mode>3_mips16): ...here.
12470 2007-07-21 Uros Bizjak <ubizjak@gmail.com>
12472 * optabs.h (enum optab_index): Add new OTI_signbit.
12473 (signbit_optab): Define corresponding macro.
12474 (enum insn_code signbit_optab[]): Remove array.
12475 * optabs.c (init_optabs): Initialize signbit_optab using init_optab.
12476 (expand_copysign_absneg): If back end provides signbit insn, use it
12477 instead of bit operations on floating point argument.
12478 * builtins.c (enum insn_code signbit_optab[]): Remove array.
12479 (expand_builtin_signbit): Check signbit_optab->handlers[].insn_code
12480 for availability of signbit insn.
12482 * config/i386/i386.md (signbit<mode>2): New insn pattern to implement
12483 signbitf, signbit and signbitl built-ins as inline x87 intrinsics when
12484 SSE mode is not active.
12485 (isinf<mode>2): Disable for mfpmath=sse,387.
12487 2007-07-22 Ben Elliston <bje@au.ibm.com>
12489 * regclass.c (invalid_mode_change_p): Attach ATTRIBUTE_UNUSED to
12491 * struct-equiv.c (note_local_live): Likewise for `y_regno'.
12493 2007-07-20 Richard Guenther <rguenther@suse.de>
12495 * tree-cfg.c (verify_expr): COND_EXPRs can have any
12496 integral typed condition.
12497 * tree-ssa.c (useless_type_conversion_p): Do not preserve
12498 booleanness. Only preserve conversions from a non-base
12499 type to a base type, not in general between types with
12500 different TYPE_MIN_VALUE or TYPE_MAX_VALUE.
12501 * tree.def (COND_EXPR): Document that the condition
12502 can be of any integral type.
12504 2007-07-20 Nigel Stephens <nigel@mips.com>
12505 Richard Sandiford <richard@codesourcery.com>
12507 * config/mips/mips.h (mips_dwarf_regno): Declare.
12508 (DBX_REGISTER_NUMBER): Remove redundant brackets.
12509 (HI_REGNUM, LO_REGNUM): Define in an endian-dependent way.
12510 (AC1HI_REGNUM, AC1LO_REGNUM, AC2HI_REGNUM, AC2LO_REGNUM)
12511 (AC3HI_REGNUM, AC3LO_REGNUM, ACC_HI_REG_P): Delete.
12512 (reg_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12513 (REG_CLASS_NAMES): Update accordingly.
12514 * config/mips/mips.c (mips_dwarf_regno): New array.
12515 (mips_regno_to_class): Rename HI_REG to MD0_REG and LO_REG to MD1_REG.
12516 (mips_subword): Remove special handling for accumulator registers.
12517 (override_options): Initiailize mips_dwarf_regno. Remove use
12519 (mips_swap_registers): New function.
12520 (mips_conditional_register_usage): Swap accumulator registers
12521 around if TARGET_LITTLE_ENDIAN.
12522 (mips_cannot_change_mode_class): Remove special treatment of ACC_REGS.
12523 * config/mips/constraints.md (h, l): Use the endianness to choose
12524 between MD0_REG and MD1_REG.
12525 * config/mips/mips.md (*mfhilo_<mode>_macc): Use a fixed-string,
12526 alternative-dependent template.
12528 2007-07-20 Richard Sandiford <richard@codesourcery.com>
12530 * config/arm/arm.md (movsi): Use can_create_pseudo_p instead of
12533 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12535 * function.c (thread_prologue_and_epilogue_insns): Fix exit
12536 predecessor fallthru flags.
12538 2007-07-20 Zdenek Dvorak <dvorakz@suse.cz>
12540 * tree-ssa-loop-niter.c (assert_loop_rolls_lt): Convert the operands
12541 of compare to the same type.
12542 * cfgloopmanip.c (add_loop): Update information about loop exits.
12543 (loop_version): Remove the innermost loop requirement.
12544 * tree-ssa-loop-manip.c (determine_exit_conditions): Convert bounds
12545 to sizetype for pointers.
12547 2007-07-18 H.J. Lu <hongjiu.lu@intel.com>
12549 * Makefile.in (D32PBIT_FUNCS): Add _sd_to_tf and _tf_to_sd.
12550 (D64PBIT_FUNCS): Add _dd_to_tf and _tf_to_dd.
12551 (D128PBIT_FUNCS): Add _td_to_tf and _tf_to_td.
12553 * config/dfp-bit.c: Empty for TFmode conversions.
12555 2007-07-18 Caroline Tice <ctice@apple.com>
12557 * var-tracking.c (find_src_status): Check for COND_EXEC insns
12558 and handle them correctly; check that src is not NULL before
12560 (find_src_set_src): Likewise.
12562 2007-07-18 Bob Wilson <bob.wilson@acm.org>
12564 * config/xtensa/xtensa.c (xtensa_expand_mask_and_shift): New.
12565 (struct alignment_context, init_alignment_context): New.
12566 (xtensa_expand_compare_and_swap, xtensa_expand_atomic): New.
12567 * config/xtensa/xtensa.h (XCHAL_HAVE_RELEASE_SYNC): Add default.
12568 (XCHAL_HAVE_S32C1I): Likewise.
12569 (TARGET_RELEASE_SYNC, TARGET_S32C1I): New.
12570 * config/xtensa/xtensa.md (UNSPECV_MEMW): New constant.
12571 (UNSPECV_S32RI, UNSPECV_S32C1I): Likewise.
12572 (ATOMIC, HQI): New macros.
12573 (memory_barrier, *memory_barrier): New.
12574 (sync_lock_releasesi): New.
12575 (sync_compare_and_swapsi, sync_compare_and_swap<mode>): New.
12576 (sync_lock_test_and_set<mode>): New.
12577 (sync_<atomic><mode>): New.
12578 (sync_old_<atomic><mode>, sync_new_<atomic><mode>): New.
12579 * config/xtensa/xtensa-protos.h (xtensa_expand_compare_and_swap): New.
12580 (xtensa_expand_atomic): New.
12582 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12586 * builtins.c (expand_builtin_interclass_mathfn): Provide a generic
12587 transformation for builtin ISNORMAL.
12588 (expand_builtin): Handle BUILT_IN_ISNORMAL.
12589 * builtins.def (BUILT_IN_ISNORMAL): New.
12590 * doc/extend.texi: Document isnormal.
12592 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12596 * builtins.c (expand_builtin_interclass_mathfn): Allow for missing
12597 optabs infrastructure. Provide generic implementation for
12599 (expand_builtin): Handle FINITE/ISFINITE.
12600 (fold_builtin_classify): Make ISFINITE canonical instead of FINITE.
12601 (fold_builtin_1): Likewise.
12603 * builtins.def (BUILT_IN_ISFINITE): New.
12605 * doc/extend.texi: Document isfinite.
12607 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12610 PR middle-end/20558
12612 * builtins.c (expand_builtin_interclass_mathfn): Provide a
12613 generic fallback for isinf.
12614 * c-cppbuiltin.c (builtin_define_float_constants): Move FP max
12615 calculation code ...
12616 * real.c (get_max_float): ... to here.
12617 * real.h (get_max_float): New.
12619 2007-07-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
12621 PR middle-end/32668
12623 * builtin-attrs.def (ATTR_TYPEGENERIC,
12624 ATTR_CONST_NOTHROW_TYPEGENERIC): New.
12626 * builtins.def (BUILT_IN_ISINF, BUILT_IN_ISNAN,
12627 BUILT_IN_ISGREATER, BUILT_IN_ISGREATEREQUAL, BUILT_IN_ISLESS,
12628 BUILT_IN_ISLESSEQUAL, BUILT_IN_ISLESSGREATER,
12629 BUILT_IN_ISUNORDERED): Use ATTR_CONST_NOTHROW_TYPEGENERIC.
12631 * c-common.c (handle_type_generic_attribute): New.
12632 (c_common_attribute_table): Add "type generic".
12634 * c-typeck.c (convert_arguments): Handle "type generic" functions.
12636 2007-07-18 Daniel Berlin <dberlin@dberlin.org>
12638 * tree-ssa-sccvn.c (try_to_simplify): Use valid_gimple_expression
12639 * tree-ssa-propagate (valid_gimple_expression): Handle ADDR_EXPR
12642 2007-07-18 Rask Ingemann Lambertsen <rask@sygehus.dk>
12645 * config/cris/cris.c (cris_print_index): Don't use XEXP before
12646 checking that the operand is an expression.
12648 2007-07-19 Christoph von Wittich <Christoph_vW@reactos.org>
12649 Danny Smith <dannysmith@users.sourceforge.net>
12652 * config/i386/host-mingw32.c (mingw32_gt_pch_use_address): Put
12653 file mapping object in local namespace if Windows version later
12656 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12658 * config/arm/arm-protos.h (arm_cannot_force_const_mem): Declare.
12659 * config/arm/arm.c (TARGET_CANNOT_FORCE_CONST_MEM): Redefine to
12660 arm_cannot_force_const_mem.
12661 (arm_cannot_force_const_mem): New function.
12662 * config/arm/arm.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): New macro.
12663 (LEGITIMATE_CONSTANT_P): Test arm_cannot_force_const_mem instead
12664 of arm_tls_referenced_p.
12665 * config/arm/arm.md (movsi): Split out-of-section constants when
12666 ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P.
12667 * config/arm/vxworks.h (ARM_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
12669 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12671 * config/mips/mips.md (clear_cache): Treat the size argument as Pmode.
12673 2007-07-18 Richard Sandiford <richard@codesourcery.com>
12675 * config/mips/mips.md (*extendqihi2): Convert the destination
12678 2007-07-17 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12680 * config/pa/fptr.c: Update license header.
12681 * config/pa/milli64.S: Likewise.
12683 2007-07-17 Nick Clifton <nickc@redhat.com>
12685 * COPYING_v3: New file. Contains version 3 of the GNU General
12687 * COPYING.LIB_v3: New file. Contains version 3 of the GNU
12688 Lesser General Public License.
12689 * doc/include/gpl_v3.texi: New file. Contains version 3 of
12690 the GNU General Public License.
12692 2007-07-17 Zdenek Dvorak <dvorakz@suse.cz>
12694 PR rtl-optimization/32773
12695 * cfglayout.c (force_one_exit_fallthru): New function.
12696 (cfg_layout_finalize): Use it.
12698 2007-07-16 Richard Guenther <rguenther@suse.de>
12699 Uros Bizjak <ubizjak@gmail.com>
12701 * tree-if-conv.c (find_phi_replacement_condition): Unshare "*cond"
12702 before forcing it to gimple operand.
12704 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12705 David Ung <davidu@mips.com>
12707 * config/mips/mips.h (TUNE_24K): Define.
12708 (TUNE_MACC_CHAINS): Add TUNE_24K.
12709 * config/mips/mips.md: (*mul_acc_si, *mul_sub_si): Change type to
12711 * config/mips/74k.md (r74k_int_mult): Split madd/msub to ..
12712 (r74k_int_madd): .. this new reservation.
12713 (define_bypass): Fixed bypasses for r74k_int_madd to use
12714 mips_linked_madd_p.
12715 * config/mips/24k.md (define_bypass): Define new
12716 r24k_int_mul3->r24k_int_madd bypass using mips_linked_madd_p.
12718 2007-07-16 Sandra Loosemore <sandra@codesourcery.com>
12719 Nigel Stephens <nigel@mips.com>
12721 * config/mips/mips.md: Include 20kc.md.
12722 * config/mips/20kc.md: New file.
12723 * config/mips/mips.c (mips_rtx_cost_data): Fill in 20Kc costs.
12724 (mips_adjust_cost): Tweak for 20Kc.
12725 (mips_issue_rate): Likewise.
12726 * config/mips/mips.h (TUNE_20KC): Define.
12728 2007-07-16 David Edelsohn <edelsohn@gnu.og>
12730 * config/rs6000/rs6000.c (struct processor_cost): Add
12731 cache_line_size, l1_cache_lines, and simultaneous_prefetches
12733 (*_cost): Add cache information.
12734 (rs6000_override_options): Set cache parameters.
12736 2007-07-16 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
12739 * config.gcc (mips-sgi-irix[56]*): Enable pthread support.
12740 * doc/install.texi (mips-sgi-irix6): pthread support works now.
12742 2007-07-16 Paul Brook <paul@codesourcery.com>
12745 * config/arm/cirrus.md (cirrus_arm_movsi_insn): Remove dead insn.
12746 (cirrus_thumb2_movsi_insn): Ditto.
12748 2007-07-15 Geoffrey Keating <geoffk@apple.com>
12750 * config/rs6000/darwin-fallback.c (interpret_libc): Change
12751 CR2_REGNO to R_CR2.
12753 2007-07-15 Andrew Haley <aph@redhat.com>
12755 * unwind-sjlj.c (_Unwind_GetIPInfo): Check for context->fc != NULL
12756 before looking in the context.
12758 2007-07-15 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
12760 PR middle-end/32398
12761 PR middle-end/32769
12762 * pa-protos.h (pa_eh_return_handler_rtx): Declare.
12763 * pa.c (pa_extra_live_on_entry, rp_saved): Declare.
12764 (TARGET_EXTRA_LIVE_ON_ENTRY): Define.
12765 (pa_output_function_prologue): Use rp_saved and
12766 current_function_is_leaf to generate .CALLINFO statement.
12767 (hppa_expand_prologue): Set rp_saved.
12768 (hppa_expand_epilogue): Use rp_saved.
12769 (pa_extra_live_on_entry, pa_eh_return_handler_rtx): New functions.
12770 * pa.h (EH_RETURN_HANDLER_RTX): Use pa_eh_return_handler_rtx.
12772 2007-07-14 Dirk Mueller <dmueller@suse.de>
12774 * omega.c (coalesce): Fix memory leak on early exit.
12775 * matrix-reorg.c (check_allocation_function): Likewise.
12776 * tree-vect-transform.c (vect_get_new_vect_var): free result
12778 * bb-reorder.c (find_rarely_executed_basic_blocks_and_crossing_edges):
12779 pass pointer to edge vector
12780 (partition_hot_cold_basic_blocks): Fix memory leak.
12781 * collect2.c (prefix_from_string): Free temporary storage.
12782 * reload1.c (fixup_abnormal_edges): Free sbitmap.
12784 2007-07-14 Kaz Kojima <kkojima@gcc.gnu.org>
12786 * config/sh/sh.h (DO_GLOBAL_CTORS_BODY): Add void to prototype.
12787 (DO_GLOBAL_DTORS_BODY): Likewise.
12789 2007-07-14 Sandra Loosemore <sandra@codesourcery.com>
12790 Nigel Stephens <nigel@mips.com>
12792 * config/mips/mips.c (mips_classify_symbol): Don't return
12793 SYMBOL_SMALL_DATA for constant pool addresses if
12794 TARGET_EMBEDDED_DATA is true.
12796 2007-07-14 Uros Bizjak <ubizjak@gmail.com>
12798 * config/i386/i386.c (init_mmx_sse_builtins): Define all builtins
12799 except __builtin_ia32_emms, __builtin_ia32_ldmxcsr,
12800 __builtin_ia32_stmxcsr, __builtin_ia32_maskmovq, __builtin_ia32_loadups,
12801 __builtin_ia32_storeups, __builtin_ia32_loadhps, __builtin_ia32_loadlps,
12802 __builtin_ia32_storehps, __builtin_ia32_storelps,
12803 __builtin_ia32_movntps, __builtin_ia32_movntq, __builtin_ia32_sfence,
12804 __builtin_ia32_femms, __builtin_ia32_maskmovdqu, __builtin_ia32_loadupd,
12805 __builtin_ia32_storeupd, __builtin_ia32_loadhpd, __builtin_ia32_loadlpd,
12806 __builtin_ia32_movnti, __builtin_ia32_movntpd, __builtin_ia32_movntdq,
12807 __builtin_ia32_clflush, __builtin_ia32_lfence, __builtin_ia32_mfence,
12808 __builtin_ia32_loaddqu, __builtin_ia32_storedqu, __builtin_ia32_monitor,
12809 __builtin_ia32_mwait, __builtin_ia32_lddqu, __builtin_ia32_movntdqa,
12810 __builtin_ia32_movntsd and __builtin_ia32_movntss as const builtins
12811 using def_builtin_const.
12813 2007-07-14 Eric Botcazou <ebotcazou@adacore.com>
12815 PR tree-optimization/32705
12816 * tree-ssa-sccvn.c (set_ssa_val_to): Accept VN_TOP as value number.
12817 (simplify_binary_expression): Use SSA_VAL consistently.
12819 2007-07-13 David Edelsohn <edelsohn@gnu.org>
12821 * config/rs6000/spe.md (SPE_ACC_REGNO): Delete definition.
12822 (SPEFSCR_REGNO): Delete definition.
12823 * config/rs6000/rs6000.c: LINK_REGISTER_REGNUM -> LR_REGNO.
12824 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12825 * config/rs6000/rs6000.h: Do not define *_REGNO.
12826 LINK_REGISTER_REGNUM -> LR_REGNO.
12827 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12828 * config/rs6000/predicates.md: LINK_REGISTER_REGNUM -> LR_REGNO.
12829 COUNT_REGISTER_REGNUM -> CTR_REGNO.
12830 * config/rs6000/linux-unwind.h: Define R_LR, R_CR2, R_VR0,
12831 R_VRSAVE, R_VSCR. Use them.
12832 * config/rs6000/darwin-fallback.c: Define R_LR, R_CTR, R_CR2,
12833 R_XER, R_VR0, R_VRSAVE, R_VSCR, R_SPEFSCR. Use them.
12834 * config/rs6000/rs6000.md: Define REGNO constants. Use them.
12835 * config/rs6000/aix.h: Define R_LR. Use it.
12837 2007-07-13 Caroline Tice <ctice@apple.com>
12839 * toplev.c (process_options): Turn flag_var_tracking_uninit off when
12840 flag_var_tracking is explicitly turned off (i.e. when variable
12841 tracking is not feasible); otherwise, turn flag_var_tracking on when
12842 flag_var_tracking_uninit is on.
12843 * rtl.def (VAR_LOCATION): Add a new integer subfield to VAR_LOCATION
12844 note definitions, to allow recording of initialization status in the
12846 * dwarf2out.c (dwarf_stack_op_name): Add case for DW_OP_GNU_uninit.
12847 (add_var_loc_to_decl): Add comparison of NOTE_VAR_LOCATION_STATUS to
12848 determine if two note locations are equal.
12849 (output_loc_list): Don't output list entries whose start & end labels
12851 (reg_loc_descriptor): Add parameter for initialization status; pass it
12852 to other loc descriptor functions.
12853 (one_reg_loc_descriptor): Add parameter for initialization status;
12854 check its value and add DW_OP_GNU_uninit to returned loc descr if
12856 (multiple_reg_loc_descriptor): Add parameter for initialization
12858 pass init status argument to other loc descriptor functions; check
12859 value of intialization parameter and add DW_OP_GNU_uninit to returned
12860 loc descr if appropriate.
12861 (based_loc_descr): Add parameter for initialization status; add new
12862 variable for return value; check value of initialization parameter and
12863 add DW_OP_GNU_uninit to returned loc descr if appropriate.
12864 (concatn_mem_loc_descriptor): Add parameter for initialization status;
12865 pass init status argument to other loc descriptor functions; check
12866 value of intialization parameter and add DW_OP_GNU_uninit to returned
12867 loc descr if appropriate.
12868 (mem_loc_descriptor): Likewise.
12869 (concat_loc_descriptor): Likewise.
12870 (concatn_loc_descriptor): Likewise.
12871 (loc_descriptor): Add parameter for initialization status; pass it as
12872 argument to other loc descriptor function calls.
12873 (loc_descriptor_from_tree_1): Add appropriate initialization status
12874 to loc descriptor function calls.
12875 (add_location_or_const_value_attribute): Get initialization status
12876 from VAR_LOCATION note; add initialization status to loc descriptor
12878 * dwarf2.h (enum dwarf_location_atom): New op, DW_OP_GNU_uninit.
12879 * print-rtl.c (print_rtx): When printing a VAR_LOCATION note, if
12880 status is uninitialized, add "[uninint]" to output.
12881 * common.opt (fvar-tracking-uninit): New option, similar to
12882 fvar-tracking, to turn on tracking of uninitialized variables; creates
12883 a new global flag, flag_var_tracking_uninit.
12884 * rtl.h (NOTE_VAR_LOCATION_STATUS): New macro for accessing new field.
12885 (enum var_init_status): New type, for var initialization status field.
12886 * var-tracking.c (struct location_chain_def): Two new fields, init,
12887 for initialization status, and set_src for the assignment value expr.
12888 (unshare_variable): New parameter for initialization status;
12889 initialize new init and set_src fields.
12890 (var_reg_set): New parameters for initialization status and value;
12891 pass them to set_variable_part.
12892 (var_mem_set): Likewise.
12893 (get_init_value): New function.
12894 (var_reg_delete_and_set): New initialization status & value
12895 parameters; add call to get_init_value if status is unknown; pass new
12896 parameters to clobber_variable_part and var_reg_set.
12897 (var_mem_delete_and_set): Likewise.
12898 (var_reg_delete): Pass null set_src value to clobber_variable_part.
12899 (var_mem_delete): Likewise.
12900 (variable_union): Pass status to unshare_variable; initialize new init
12901 and set_src fields. If flag_var_tracking_uninit is not set, force
12902 status to initialized.
12903 (add_stores): Store insn, rather than NEXT_INSN(insn), so it can be
12904 used later to get the set_src value.
12905 (find_src_status): New function.
12906 (find_src_set_src): New function.
12907 (compute_bb_dataflow): Pass init status to calls to var_reg_set,
12908 var_mem_set, var_reg_delete_and_set and var_mem_delete_and_set; for
12909 MO_SET, get set_src value and pass it to var_reg_delete_and_set
12910 and var_mem_delete_and_set.
12911 (dump_variable): Print out "[uninit]" if appropriate.
12912 (set_variable_part): Add new initialization and set_src parameters;
12913 pass status to unshare_variable; set node->init and node- >set_src
12914 fields and modify slot in hash table appropriately; save the init and
12915 set_src values if appropriate and assign to the new node.
12916 (clobber_variable_part): New set_src parameter; if two nodes have
12917 same variable and same location but different set_src (assignment)
12918 values, clobber old node.
12919 (delete_variable_part): Pass init status to unshare_variable.
12920 (emit_note_insn_var_location): Add initialized var; assign var's init
12921 status to new 'initialized'; pass new init status field to calls to
12922 gen_rtx_VAR_LOCATION. If flag_var_tracking_uninit is not set, force
12923 status to initialized.
12924 (emit_notes_in_bb): Pass initialization status to calls to
12925 var_reg_set, var_mem_set, var_reg_delete_and_set and
12926 var_mem_delete_and_set; for MO_SET, get set_src value and pass it to
12927 var_reg_delete_and_set and var_mem_delete_and_set; call
12928 emit_notes_for_changes on NEXT_INSN(insn) rather than on insn, to
12929 make up for change in add_stores.
12930 (vt_add_function_parameters): Add status to calls to
12932 * config/darwin.c (darwin_override_options): Turn on uninitialized
12933 tracking automatically, if var_tracking is on and the system is
12936 2007-07-13 Sa Liu <saliu@de.ibm.com>
12938 * config.gcc: Add options for arch and tune on SPU.
12939 * config/spu/predicates.md: Add constant operands 0 and 1.
12940 * config/spu/spu-builtins.def: Add builtins for double precision
12941 floating point comparison: si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt,
12942 si_dftsv, spu_cmpeq_13, spu_cmpabseq_1, spu_cmpgt_13, spu_cmpabsgt_1,
12944 * config/spu/spu-c.c: Define __SPU_EDP__ when builtins invoked with
12946 * config/spu/spu-protos.h: Add new function prototypes.
12947 * config/spu/spu.c (spu_override_options): Check options -march and
12949 (spu_comp_icode): Add comparison code for DFmode and vector mode.
12950 (spu_emit_branch_or_set): Use the new code for DFmode and vector
12952 (spu_const_from_int): New. Create a vector constant from 4 ints.
12953 (get_vec_cmp_insn): New. Get insn index of vector compare instruction.
12954 (spu_emit_vector_compare): New. Emit vector compare.
12955 (spu_emit_vector_cond_expr): New. Emit vector conditional expression.
12956 * config/spu/spu.h: Add options -march and -mtune. Define processor
12957 types PROCESSOR_CELL and PROCESSOR_CELLEDP. Define macro
12958 CANONICALIZE_COMPARISON.
12959 * config/spu/spu.md: Add new insns for double precision compare
12960 and double precision vector compare. Add vcond and smax/smin patterns
12961 to enable DFmode vector conditional expression.
12962 * config/spu/spu.opt: Add options -march and -mtune.
12963 * config/spu/spu_internals.h: Add builtins for CELLEDP target:
12964 si_dfceq, si_dfcmeq, si_dfcgt, si_dfcmgt, si_dftsv. Add builtin for
12965 both CELL and CELLEDP targets: spu_testsv.
12966 * config/spu/spu_intrinsics.h: Add flag mnemonics for test special
12969 2007-07-13 Richard Guenther <rguenther@suse.de>
12971 PR tree-optimization/32721
12972 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Preserve
12973 TREE_THIS_VOLATILE on the folded reference.
12974 * tree-ssa-operands.c (get_expr_operands): Set has_volatile_ops
12975 if the array reference has TREE_THIS_VOLATILE set.
12977 2007-07-13 H.J. Lu <hongjiu.lu@intel.com>
12980 * doc/libgcc.texi: Update DFP intrinsics for DPD and BID.
12982 2007-07-13 Andreas Schwab <schwab@suse.de>
12984 * gengtype-lex.l: Allow declarations to be indented.
12986 2007-07-12 Geoffrey Keating <geoffk@apple.com>
12988 * ginclude/tgmath.h: New.
12989 * config.gcc: Use GCC's tgmath.h on non-glibc systems.
12990 * doc/sourcebuild.texi (Headers): Document use_gcc_tgmath.
12991 * configure.ac (STMP_FIXPROTO): Honor use_gcc_tgmath.
12992 * configure: Regenerate.
12994 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
12996 * config/sh/linux-unwind.h (sh_fallback_frame_state): Use
12997 correct index when setting register save state for xd
13000 2007-07-13 Kaz Kojima <kkojima@gcc.gnu.org>
13002 * config/sh/sh.c (mark_use): Remove.
13004 2007-07-12 Paul Brook <paul@codesourcery.com>
13006 * config/arm/arm.c (thumb1_compute_save_reg_mask): Make sure scratch
13007 reg does not overlap return value.
13009 2007-07-12 Daniel Berlin <dberlin@dberlin.org>
13011 * tree-ssa-pre.c (get_expression_vuses): Move out side-effect.
13012 (set_expression_vuses): Ditto.
13013 (init_pre): Initialize expression_vuses.
13015 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13017 * config/i386/sse.md (storentdf, storentsf): New.
13019 2007-07-12 Geoffrey Keating <geoffk@apple.com>
13021 * builtins.c (get_pointer_alignment): Honor DECL_ALIGN on a
13023 * tree.c (build_decl_stat): Move code from here...
13024 (make_node_stat): ... to here. Don't uselessly clear DECL_USER_ALIGN.
13025 (expr_align): Honor DECL_ALIGN on a FUNCTION_DECL. Add comment
13026 about using DECL_ALIGN of LABEL_DECL and CONST_DECL.
13027 * tree.h (DECL_USER_ALIGN): Fix misplaced comment.
13028 * varasm.c (assemble_start_function): Use DECL_ALIGN instead of
13031 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13032 Devang Patel <dpatel@apple.com>
13034 PR tree-optimization/25413
13035 * targhooks.c (default_builtin_vector_alignment_reachable): New.
13036 * targhooks.h (default_builtin_vector_alignment_reachable): New.
13037 * tree.h (contains_packed_reference): New.
13038 * expr.c (contains_packed_reference): New.
13039 * tree-vect-analyze.c (vector_alignment_reachable_p): New.
13040 (vect_enhance_data_refs_alignment): Call
13041 vector_alignment_reachable_p.
13042 * target.h (vector_alignment_reachable): New builtin.
13043 * target-def.h (TARGET_VECTOR_ALIGNMENT_REACHABLE): New.
13044 * config/rs6000/rs6000.c (rs6000_vector_alignment_reachable): New.
13045 (TARGET_VECTOR_ALIGNMENT_REACHABLE): Define.
13047 2007-07-12 Dorit Nuzman <dorit@il.ibm.com>
13049 * target.h (builtin_vectorization_cost): Add new target builtin.
13050 * target-def.h (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): New.
13051 * tree-vectorizer.h (TARG_SCALAR_STMT_COST): New.
13052 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST): New.
13053 * tree-vect-analyze.c (vect_analyze_slp_instance): Initisliaze
13054 uninitialized variables.
13055 * tree-vect-transform.c (cost_for_stmt): New function.
13056 (vect_estimate_min_profitable_iters): Call cost_for_stmt instead of
13057 using cost 1 for all scalar stmts. Be less conservative when
13058 estimating the number of prologue/epulogue iterations. Call
13059 targetm.vectorize.builtin_vectorization_cost. Return
13060 min_profitable_iters-1.
13061 (vect_model_reduction_cost): Use TARG_SCALAR_TO_VEC_COST for
13062 initialization cost instead of TARG_VEC_STMT_COST. Use
13063 TARG_VEC_TO_SCALAR_COST instead of TARG_VEC_STMT_COST for reduction
13064 epilogue code. Fix epilogue cost computation.
13065 * config/spu/spu.c (spu_builtin_vectorization_cost): New.
13066 (TARGET_VECTORIZE_BUILTIN_VECTORIZATION_COST): Implement.
13067 * config/spu/spu.h (TARG_COND_BRANCH_COST, TARG_SCALAR_STMT_COST):
13068 (TARG_SCALAR_LOAD_COST, TARG_SCALAR_STORE_COST, TARG_VEC_STMT_COST):
13069 (TARG_VEC_TO_SCALAR_COST, TARG_SCALAR_TO_VEC, TARG_VEC_LOAD_COST):
13070 (TARG_VEC_UNALIGNED_LOAD_COST, TARG_VEC_STORE_COST): Define.
13072 2007-07-12 Richard Guenther <rguenther@suse.de>
13074 * gimplify.c (gimplify_conversion): Make sure that the result
13075 from maybe_fold_offset_to_reference is trivially convertible
13076 to the desired type before doing the simplification.
13077 (gimplify_expr): Likewise.
13078 * fold-const.c (fold_binary): Use the correct types for
13079 building the simplified expression.
13081 2007-07-12 Zdenek Dvorak <dvorakz@suse.cz>
13083 PR rtl-optimization/32729
13084 * cfghooks.c (can_duplicate_block_p): Do not forbid duplicating blocks
13085 that fallthru to exit.
13087 2007-07-12 Kaz Kojima <kkojima@gcc.gnu.org>
13089 * config/sh/sh.md (symGOTOFF2reg): Add missing parenthesis.
13090 (symDTPOFF2reg): Likewise.
13092 2007-07-11 Daniel Berlin <dberlin@dberlin.org>
13094 PR tree-optimization/32663
13096 * tree.h (VALUE_HANDLE_VUSES): Remove.
13097 (struct tree_value_handle): Remove vuses.
13099 * tree-vn.c (create_value_handle_for_expr): Don't set
13100 VALUE_HANDLE_VUSES.
13102 * tree-ssa-pre.c (expression_vuses): New.
13103 (alloc_expression_id): Set up expression_vuses.
13104 (get_expression_vuses): New.
13105 (set_expression_vuses): Ditto.
13106 (clear_expression_ids): Modify for expression_vuses.
13107 (phi_translate_1): Ditto.
13108 (phi_translate_set): Ditto.
13109 (value_dies_in_block_x): Ditto
13110 (valid_in_sets): Ditto.
13111 (add_to_sets): Ditto.
13112 (find_existing_value_expr): Ditto.
13113 (create_value_handle_for_expr): Ditto.
13114 (make_values_for_stmt): Ditto.
13115 (vuse_equiv): Remove.
13117 2007-07-11 Alexandre Oliva <aoliva@redhat.com>
13119 * Makefile.in (mostlyclean): Remove object files.
13121 2007-07-11 Kenneth Zadeck <zadeck@naturalbridge.com>
13123 * toplev.c (no_new_pseudos): Deleted.
13124 * rtl.h (no_new_pseudos): Deleted.
13125 * tree-pass.h (pass_no_new_pseudos): Deleted.
13126 * passes.c (pass_no_new_pseudos): Deleted.
13127 * final.c (rest_of_clean_state): Removed no_new_pseudos.
13128 (rest_of_no_new_pseudos, pass_no_new_pseudos): Deleted.
13129 * struct-equiv.c (rtx_equiv_p): Replaced no_new_pseudos with
13131 * cfgcleanup.c (try_crossjump_to_edge): Ditto.
13132 * rtlhooks.c (gen_lowpart_general): Ditto.
13133 * optabs.c (prepare_operand): Ditto.
13134 * mode-switching.c (rest_of_handle_mode_switching): Deleted set of
13136 * modulo-sched.c (rest_of_handle_sms): Ditto.
13137 * see.c (rest_of_handle_see): Ditto.
13138 * ifcvt.c (if_convert): Ditto.
13139 (gate_handle_if_after_combine): Replaced no_new_pseudos with
13141 * init-regs.c (gate_initialize_regs): Deleted set of
13143 * lower-subreg.c (decompose_multiword_subregs): Ditto.
13144 * bb-reorder.c (rest_of_handle_partition_blocks): Ditto.
13145 * doc/md.texi: Changed no_new_pseudos to can_create_pseudo_p.
13147 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13150 * config/i386/sse.md (*sse2_storeq_rex64): Handle 64bit mem->reg moves.
13151 (*vec_extractv2di_1_sse2): Disable for TARGET_64BIT.
13152 (*vec_extractv2di_1_rex64): New insn pattern.
13154 2007-07-11 David Daney <ddaney@avtrex.com>
13156 * config/mips/linux-unwind.h (mips_fallback_frame_state): Rewrite
13157 return address calculation. Substitute DWARF_ALT_FRAME_RETURN_COLUMN
13158 for SIGNAL_UNWIND_RETURN_COLUMN.
13159 * config/mips/mips.h (SIGNAL_UNWIND_RETURN_COLUMN): Remove.
13160 (DWARF_FRAME_REGNUM): Rewrite.
13161 (DWARF_ALT_FRAME_RETURN_COLUMN) Define.
13163 2007-07-11 Nick Clifton <nickc@redhat.com>
13165 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Revert previous
13166 delta and use gen_int_mode in place of GET_INT instead.
13168 2007-07-11 Uros Bizjak <ubizjak@gmail.com>
13170 * reg-stack.c (struct tree_opt_pass pass_stack_regs): Nullify name
13173 2007-07-11 Douglas Gregor <doug.gregor@gmail.com>
13175 * params.def (PARAM_VERIFY_CANONICAL_TYPES): Remove.
13176 (PARAM_USE_CANONICAL_TYPES): New; decides whether to use canonical
13178 * params.h (VERIFY_CANONICAL_TYPES): Remove.
13179 (USE_CANONICAL_TYPES): New.
13180 * doc/invoke.texi (verify-canonical-types): Remove.
13181 (use-canonical-types): Add.
13183 2007-07-11 Ulrich Weigand <uweigand@de.ibm.com>
13185 * config/spu/spu.c (spu_optimization_options): Remove setting of
13186 parameter PARAM_MAX_COMPLETELY_PEEL_TIMES.
13187 (spu_override_options): Move it here.
13189 2007-07-11 Richard Sandiford <richard@codesourcery.com>
13191 * config/mips/mips.h (MIPS_ISA_LEVEL_SPEC): Handle -m4ksc and -m4ksd.
13192 * config/mips/mips.c (mips_cpu_info_table): Mention
13193 MIPS_ISA_LEVEL_SPEC in the comment.
13195 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13197 PR tree-optimization/32713
13198 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle REAL_CST.
13200 2007-07-11 Paolo Carlini <pcarlini@suse.de>
13202 PR middle-end/30482
13203 * c-opts.c (c_common_post_options): Do not change flag_complex_method
13204 conditional to flag_isoc99.
13205 (c_common_init_options): Do it here, unconditionally.
13207 2007-07-11 Eric Botcazou <ebotcazou@adacore.com>
13209 PR tree-optimization/32589
13210 * doc/tree-ssa.texi (Rough GIMPLE Grammar): Add missing rule.
13211 * tree-gimple.c (is_gimple_min_invariant): Clarify head comment.
13212 * tree-ssa-propagate.c (valid_gimple_expression_p): New
13213 predicate, extracted from...
13214 (set_rhs): ...here. Call it for the expression on entry.
13215 * tree-ssa-propagate.h (valid_gimple_expression_p): Declare.
13216 * tree-ssa-sccvn.c: Include tree-ssa-propagate.h.
13217 (simplify_binary_expression): Use valid_gimple_expression_p
13218 to validate the simplification.
13219 * Makefile.in (tree-ssa-sccvn.o): Depends on tree-ssa-propagate.h.
13221 2007-07-11 Danny Smith <dannysmith@users.sourceforge.net>
13223 * config/i386/cygming.h (PREFERRED_DEBUGGING_TYPE): Define to
13224 DWARF2_DEBUG on 32 bit target too.
13225 (DWARF2_UNWIND_INFO): Reorganize 64-bit vs 32-bit definition.
13227 2007-07-11 Nick Clifton <nickc@redhat.com>
13229 * config/m32r/m32r.h (INITIALIZE_TRAMPOLINE): Provide alternative
13230 version for 64-bit hosts.
13232 2007-07-10 David Daney <ddaney@avtrex.com>
13234 * config/mips/mips.h (ISA_HAS_SYNCI): New target capability
13236 (INITIALIZE_TRAMPOLINE): Emit clear_cache insn instead of library
13238 * config/mips/mips.c (mips_expand_synci_loop): New function.
13239 * config/mips/mips.md (UNSPEC_CLEAR_HAZARD): New constant.
13240 (UNSPEC_RDHWR): Same.
13241 (UNSPEC_SYNCI): Same.
13242 (UNSPEC_SYNC): Same.
13243 (clear_cache): New expand.
13247 (clear_hazard): Same.
13248 * config/mips/mips-protos.h (mips_expand_synci_loop): Declare
13250 * testsuite/gcc.target/mips/clear-cache-1.c: New test.
13251 * testsuite/gcc.target/mips/clear-cache-2.c: New test.
13253 2007-07-10 Ian Lance Taylor <iant@google.com>
13255 * emit-rtl.c (gen_reg_rtx): Check can_create_pseudo_p rather than
13258 2007-07-10 David Daney <ddaney@avtrex.com>
13260 * builtins.def (BUILT_IN_CLEAR_CACHE): New builtin.
13261 * builtins.c (expand_builtin___clear_cache): New function.
13262 (expand_builtin): Call expand_builtin___clear_cache for
13263 BUILT_IN_CLEAR_CACHE case.
13264 * doc/extend.texi (__builtin___clear_cache): Document new builtin.
13265 * doc/md.texi (clear_cache): Document new instruction pattern.
13266 * testsuite/gcc.dg/builtins-64.c: New test.
13268 2007-07-11 Hans-Peter Nilsson <hp@axis.com>
13270 * config/cris/cris.md ("movsi"): Fix typo in last change.
13272 2007-07-09 Geoffrey Keating <geoffk@apple.com>
13275 * c-common.c (c_alignof_expr): Look at DECL_ALIGN of
13277 (handle_aligned_attribute): Allow use on FUNCTION_DECLs.
13278 * varasm.c (assemble_start_function): Honor DECL_ALIGN
13279 for FUNCTION_DECLs. Don't use align_functions_log if
13281 * print-tree.c (print_node): Print DECL_ALIGN and DECL_USER_ALIGN
13282 even for FUNCTION_DECLs.
13283 * c-decl.c (merge_decls): Propagate DECL_ALIGN even for
13285 * tree.h (DECL_ALIGN): Update for new location of 'align'.
13286 (DECL_FUNCTION_CODE): Update for new location and name of
13288 (DECL_OFFSET_ALIGN): Update for new location of 'off_align'.
13289 (struct tree_decl_common): Move 'align' and 'off_align' out
13290 of union, ensure they're still on a 32-bit boundary. Remove
13291 other fields in union 'u1'.
13292 (struct tree_function_decl): Add field 'function_code' replacing
13293 'u1.f' in tree_decl_common.
13294 * tree.c (build_decl_stat): Set initial value of DECL_ALIGN.
13295 * doc/extend.texi (Function Attributes): Add 'aligned' attribute.
13296 (Variable Attributes): Cross-reference 'aligned' attribute
13297 to Function Attributes.
13298 * flags.h (force_align_functions_log): Delete.
13299 * toplev.c (force_align_functions_log): Delete.
13301 2007-07-10 Uros Bizjak <ubizjak@gmail.com>
13304 * config/i386/sse.md (vec_concatv2di): Disable for TARGET_64BIT.
13305 (*vec_concatv2di_rex): New insn pattern.
13307 2007-07-10 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
13310 * config/mips/iris6.h (LIBGCC_SPEC): Add libm.
13312 2007-07-10 Ian Lance Taylor <iant@google.com>
13314 Replace no_new_pseudos in backends.
13315 * rtl.h (can_create_pseudo_p): Define.
13316 * config/darwin.c (machopic_indirect_data_reference): Use
13317 can_create_pseudo_p () instead of no_new_pseudos.
13318 (machopic_indirect_data_reference): Likewise.
13319 (machopic_legitimize_pic_address): Likewise.
13320 * config/alpha/alpha.c (alpha_legitimize_address): Likewise.
13321 (alpha_emit_set_const_1): Likewise.
13322 (alpha_emit_set_const): Likewise.
13323 (alpha_emit_conditional_move): Likewise.
13324 (alpha_split_conditional_move): Likewise.
13325 * config/alpha/alpha.md (various splitters): Likewise.
13327 * config/arm/arm.c (legitimize_pic_address): Likewise.
13328 (arm_load_pic_register): Likewise.
13329 * config/arm/arm.md (addsi3, subsi3, andsi3, iorsi3): Likewise.
13330 (movdi, movsi, movhi, movqi, movsf, movdf): Likewise.
13331 * config/bfin/bfin.c (legitimize_pic_address): Likewise.
13332 * config/cris/cris.c (cris_expand_pic_call_address): Likewise.
13333 * config/cris/cris.md (movsi): Likewise.
13334 * config/frv/frv.md (symGOT2reg_hilo): Likewise.
13335 (symGOTOFF2reg_hilo): Likewise.
13336 (symGPREL2reg, symGPREL2reg_hilo): Likewise.
13337 * config/h8300/h8300.md (insv, extzv): Likewise.
13338 * config/i386/i386.c (ix86_expand_move): Likewise.
13339 (ix86_expand_vector_move): Likewise.
13340 (ix86_prepare_fp_compare_args): Likewise.
13341 (ix86_expand_carry_flag_compare): Likewise.
13342 * config/i386/i386.md (tls_dynamic_gnu2_32): Likewise.
13343 (tls_dynamic_gnu2_combine_32): Likewise.
13344 (tls_dynamic_gnu2_64, tls_dynamic_gnu2_combine_64): Likewise.
13345 * config/ia64/ia64.c (ia64_expand_move): Likewise.
13346 (ia64_expand_movxf_movrf): Likewise.
13347 * config/m32c/m32c.c (m32c_prepare_move): Likewise.
13348 (m32c_split_move): Likewise.
13349 (m32c_expand_insv): Likewise.
13350 * config/m68k/m68k.md (movsi): Likewise.
13351 * config/mips/mips.c (mips_force_temporary): Likewise.
13352 (mips_split_symbol): Likewise.
13353 (mips_move_integer): Likewise.
13354 (mips_legitimize_const_move): Likewise.
13355 * config/mn10300/mn10300.md (movsi): Likewise.
13356 * config/pa/pa.c (emit_move_sequence): Likewise.
13357 * config/rs6000/rs6000.c (rs6000_emit_move): Likewise.
13358 (rs6000_got_register): Likewise.
13359 (create_TOC_reference): Likewise.
13360 (rs6000_machopic_legitimize_pic_address): Likewise.
13361 * config/rs6000/rs6000.md (add<mode>3): Likewise.
13362 (various splitters): Likewise.
13363 (iorsi3, xorsi3, iordi3, xordi3): Likewise.
13364 (movsi_got): Likewise.
13365 * config/s390/s390.c (emit_symbolic_move): Likewise.
13366 * config/s390/s390.md (movhi, movqi): Likewise.
13367 (load_multiple, store_multiple): Likewise.
13368 * config/score/score.c (score_force_temporary): Likewise.
13369 * config/sh/sh.c (prepare_move_operands): Likewise.
13370 (prepare_cbranch_operands): Likewise.
13371 (emit_fpu_switch): Likewise.
13372 (fpscr_set_from_mem): Likewise.
13373 * config/sh/sh.md (movdicc, movsicc, movsicc_umin): Likewise.
13374 (adddi3, subsi3): Likewise.
13375 (various splitters): Likewise.
13376 (divsi_inv_fp_combine): Likewise.
13377 (symGOT_load, symGOTOFF2reg, symDTPOFF2reg): Likewise.
13378 (seq, slt, sle, sgt, sge, sgtu, sltu, sleu, sgeu): Likewise.
13380 * config/sh/predicates.md (xor_operand): Likewise.
13381 * config/sparc/sparc.c (legitimize_tls_address): Likewise.
13382 * config/sparc/sparc.md (movsi_pic_label_ref): Likewise.
13383 (movdi_pic_label_ref): Likewise.
13384 * config/spu/spu.c (spu_split_immediate): Likewise.
13385 * config/alpha/alpha.md (various splitters): Remove test
13386 !no_new_pseudos || reload_completed.
13387 * config/ia64/ia64.c (ia64_output_mi_thunk): Don't set
13389 * config/m68k/m68k.c (m68k_output_mi_thunk): Likewise.
13390 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
13391 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
13392 * config/score/score.c (th_output_mi_thunk): Likewise.
13393 * config/sh/sh.c (sh_output_mi_thunk): Likewise.
13394 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
13396 2007-07-10 Kaz Kojima <kkojima@gcc.gnu.org>
13398 PR rtl-optimization/32664
13399 * mode-switching.c (create_pre_exit): Skip barrier insns.
13401 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13403 * tree-scalar-evolution.c (scev_const_prop): Add arguments to
13404 force_gimple_operand_bsi.
13405 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr,
13406 rewrite_use_compare): Ditto.
13407 * tree-ssa-address.c (gimplify_mem_ref_parts, create_mem_ref):
13409 * tree-ssa-ifcombine.c (ifcombine_ifandif): Ditto.
13410 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Ditto.
13411 * lambda-code.c (replace_uses_equiv_to_x_with_y): Ditto.
13412 * tree-profile.c (prepare_instrumented_value,
13413 tree_gen_interval_profiler, tree_gen_pow2_profiler,
13414 tree_gen_one_value_profiler, tree_gen_ic_profiler,
13415 tree_gen_ic_func_profiler, tree_gen_average_profiler,
13416 tree_gen_ior_profiler): Ditto.
13417 * tree-ssa-reassoc.c (negate_value): Ditto.
13418 * matrix-reorg.c (transform_access_sites, transform_allocation_sites):
13419 Use force_gimple_operand_bsi.
13420 * tree-vect-transform.c (vect_update_ivs_after_vectorizer): Ditto.
13421 * tree-if-conv.c (add_to_dst_predicate_list,
13422 find_phi_replacement_condition): Ditto.
13423 * gimplify.c (force_gimple_operand_bsi): Add before and m arguments.
13424 Call mark_symbols_for_renaming for new statements.
13425 * tree-flow.h (force_gimple_operand_bsi): Declaration changed.
13427 2007-07-10 Zdenek Dvorak <dvorakz@suse.cz>
13429 * cfghooks.c (remove_edge): New function.
13430 (redirect_edge_and_branch, remove_branch, merge_blocks): Updated
13432 * cfghooks.h (remove_edge): Declare.
13433 * cfg.c (remove_edge): Renamed to remove_edge_raw.
13434 * basic-block.h (remove_edge): Declaration changed to remove_edge_raw.
13436 2007-07-09 Wolfgang Gellerich <gellerich@de.ibm.com>
13438 * optabs.h: Added declaration for signbit_optab.
13439 * optabs.c: (init_optabs): Added initialization for signbit_optab.
13440 * genoptinit.c (optabs): Added entry for signbit insns.
13441 * builtins.c (expand_builtin_signbit): Added code to use a signbit
13442 insn, if available.
13443 * config/s390/s390.h (S390_TDC_SIGNBIT_SET): New constant.
13444 * config/s390/s390.md (signbit<mode>2): New expander.
13446 2007-07-09 Richard Guenther <rguenther@suse.de>
13448 PR middle-end/32698
13449 * fold-const.c (fold_plusminus_mult_expr): Move constant
13450 arguments second to allow decomposing.
13452 2007-07-09 Alexandre Oliva <aoliva@oliva.athome.lsd.ic.unicamp.br>
13455 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13457 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13458 Disregard DECL_FROM_INLINE.
13460 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13463 * doc/invoke.texi: Add ftree-reassoc flag.
13464 * common.opt (ftree-reassoc): New flag.
13465 * tree-ssa-reassoc.c (gate_tree_ssa_reassoc): New static function.
13466 (struct tree_opt_pass pass_reassoc): Use gate_tree_ssa_reassoc.
13468 2007-07-09 Uros Bizjak <ubizjak@gmail.com>
13470 PR tree-optimization/32681
13471 * tree-if-conv.c (find_phi_replacement_condition): Use the condition
13472 saved in second_edge->aux when first_bb is a loop header.
13474 2007-07-09 Jan HUbicka <jh@suse.cz>
13476 * cse.c (cse_insn): Avoid invalid sharing on trial replacement.
13478 2007-07-09 Richard Guenther <rguenther@suse.de>
13480 * c-decl.c (start_function): Do not promote return type.
13482 2007-07-08 Daniel Franke <franke.daniel@gmail.com>
13484 * function.c (do_warn_unused_parameter): Do not warn if
13485 TREE_NO_WARNING is set.
13487 2007-07-08 Andreas Schwab <schwab@suse.de>
13489 * doc/invoke.texi (DEC Alpha/VMS Options): Fix typo.
13491 2007-07-08 Sandra Loosemore <sandra@codesourcery.com>
13494 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13496 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13497 apply to assembly language, too.
13498 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13500 2007-07-07 Daniel Berlin <dberlin@dberlin.org>
13502 Revert (note the sccvn portions are *not* reverted)
13503 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13505 Fix PR tree-optimization/23488
13507 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13509 * tree-flow-inline.h (get_value_handle): Ditto.
13510 * tree-ssa-pre.c (decl_vh_map): New.
13511 (decl_node_pool): New.
13512 (can_value_number_operation): Support DECL_P.
13513 (can_PRE_operation): Ditto.
13514 (create_expression_by_pieces): Ditto.
13515 (find_existing_value_expr): Modify to differnetiate between
13516 addressing and top level.
13517 (create_value_handle_for_expr): Handle DECL's.
13518 (poolify_tree): Ditto.
13519 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13520 (make_values_for_stmt): Handle DECL's properly.
13521 (init_pre): Reorg to not init useless things during FRE.
13523 * tree-flow.h: Include pointer-set.h.
13524 (decl_vh_map): Declare.
13525 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13527 2007-07-07 Eric Weddington <eweddington@cso.atmel.com>
13529 * config/avr/constraints.md (define_memory_constraint "Q"): Fix
13530 the constraint description.
13531 * doc/md.texi: Update documentation of AVR constraints.
13533 2007-07-07 Kazu Hirata <kazu@codesourcery.com>
13535 * auto-inc-dec.c, config/arm/arm.c,
13536 config/m32r/constraints.md, config/mips/mips.md,
13537 config/rs6000/rs6000.c, cselib.c, dce.c, df-core.c,
13538 df-problems.c, df-scan.c, df.h, dse.c, gimplify.c,
13539 tree-if-conv.c, tree-ssa-sccvn.c, tree-ssa.c: Fix comment
13540 typos. Follow spelling conventions.
13541 * doc/invoke.texi, doc/rtl.texi: Fix typos.
13543 * cfgrtl.c (delete_insn_chain_and_edges): Remove.
13544 * rtl.h: Remove the prototype for delete_insn_chain_and_edges.
13546 * tree-ssa-operands.c (realloc_vop, realloc_vdef,
13547 realloc_vuse): Remove.
13548 * tree-ssa-operands.h: Remove the prototype for realloc_vdef
13551 2007-07-06 Daniel Berlin <dberlin@dberlin.org>
13553 Fix PR tree-optimization/23488
13555 * tree-ssa-sccvn.c (expr_has_constants): Handle tcc_declaration.
13556 (try_to_simplify): Ditto.
13557 (visit_use): Ditto.
13558 * tree-vn.c (set_value_handle): Use decl_vh_map for decl value
13560 * tree-flow-inline.h (get_value_handle): Ditto.
13561 * tree-ssa-pre.c (decl_vh_map): New.
13562 (decl_node_pool): New.
13563 (can_value_number_operation): Support DECL_P.
13564 (can_PRE_operation): Ditto.
13565 (create_expression_by_pieces): Ditto.
13566 (find_existing_value_expr): Modify to differnetiate between
13567 addressing and top level.
13568 (create_value_handle_for_expr): Handle DECL's.
13569 (poolify_tree): Ditto.
13570 (make_values_for_phi): Don't insert into PHI_GEN during FRE.
13571 (make_values_for_stmt): Handle DECL's properly.
13572 (init_pre): Reorg to not init useless things during FRE.
13574 * tree-flow.h: Include pointer-set.h.
13575 (decl_vh_map): Declare.
13576 * Makefile.in (TREE_FLOW_H): Add pointer-set.h
13578 2007-07-06 Sandra Loosemore <sandra@codesourcery.com>
13580 * c-opts.c (c_common_handle_option): Make DOLLARS_IN_IDENTIFIERS
13581 apply to assembly language, too.
13582 * doc/tm.texi (DOLLARS_IN_IDENTIFIERS): Update.
13584 2007-07-06 Ian Lance Taylor <iant@google.com>
13585 Zack Weinberg <zackw@panix.com>
13587 PR middle-end/32441
13588 * builtins.c (std_expand_builtin_va_start): Don't use make_tree.
13590 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13592 * config/sh/sh.md (*prefetch_i4): Disable for TARGET_VXWORKS_RTP.
13593 (prefetch): Likewise if "pref" would be used.
13595 2007-07-06 Josh Conner <jconner@apple.com>
13597 PR middle-end/32602
13598 PR middle-end/32603
13599 * calls.c (store_one_arg): Handle arguments which are partially
13600 on the stack when detecting argument overlap.
13602 2007-07-06 Bernd Schmidt <bernd.schmidt@analog.com>
13604 * reload1.c (choose_reload_regs): Set reload_spill_index for regs
13605 chosen during find_reloads.
13607 2007-07-06 Richard Guenther <rguenther@suse.de>
13609 * gimplify.c (gimplify_call_expr): Prefer DECL_ARGUMENTS over
13610 TYPE_ARG_TYPES for verification of argument types. Use
13611 DECL_ARG_TYPE instead of the PARM_DECL type. Take excess
13612 parameters as variable arguments.
13614 2007-07-06 Andreas Krebbel <krebbel1@de.ibm.com>
13616 * libgcc2.h (word_type): Type definition removed.
13617 (cmp_return_type, shift_count_type): Type definitions added.
13618 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13619 replaced with shift_count_type.
13620 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13622 * libgcc2.c (__udivmoddi4, __moddi3): Type of local variable c
13623 changed from word_type to Wtype.
13624 (__lshrdi3, __ashldi3, __ashrdi3): word_type of second parameter
13625 replaced with shift_count_type.
13626 (__cmpdi2, __ucmpdi2): word_type of return type replaced with
13628 * c-common.c (handle_mode_attribute): Handling for libgcc_cmp_return
13629 and libgcc_shift_count attribute added.
13630 * target-def.h (TARGET_LIBGCC_CMP_RETURN_MODE,
13631 TARGET_LIBGCC_SHIFT_COUNT_MODE): New target hooks defined.
13632 (TARGET_INITIALIZER): New target hooks added.
13633 * targhooks.c (default_libgcc_cmp_return_mode,
13634 default_libgcc_shift_count_mode): Default implementations for the new
13635 target hooks added.
13636 * targhooks.h (default_libgcc_cmp_return_mode,
13637 default_libgcc_shift_count_mode): Function prototypes added.
13638 * target.h (struct gcc_target): Fields for the new target hooks added.
13639 * optabs.c (expand_binop): Use shift_count_mode when expanding shift
13641 (prepare_cmp_insn): Use cmp_return_mode when expanding comparison as
13644 * doc/tm.texi (TARGET_LIBGCC_CMP_RETURN_MODE,
13645 TARGET_LIBGCC_SHIFT_COUNT_MODE): Documentation added.
13647 * config/s390/s390.c (s390_libgcc_cmp_return_mode,
13648 s390_libgcc_shift_count_mode): Functions added.
13649 (TARGET_LIBGCC_CMP_RETURN_MODE, TARGET_LIBGCC_SHIFT_COUNT_MODE):
13650 Target hooks defined.
13652 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13654 * config/mips/mips.c (compute_frame_size): Restore the original
13655 gp_sp_offset for !GENERATE_MIPS16E_SAVE_RESTORE and remove the
13656 fp_size term from the GENERATE_MIPS16E_SAVE_RESTORE calculation.
13657 Document why the difference is needed.
13659 2007-07-06 Richard Guenther <rguenther@suse.de>
13661 * c-common.c (boolean_increment): Use correctly typed
13664 2007-07-06 Richard Sandiford <richard@codesourcery.com>
13666 * config/mips/mips.c (mips16e_save_restore_pattern_p): Check that
13667 the topmost argument register is not also included in the save mask.
13668 (mips16e_collect_argument_save_p): Take a pointer to the argument
13669 register, rather than a pointer to the number of arguments.
13670 (mips16e_collect_argument_saves): Only include argument saves
13671 that aren't in the register mask.
13673 2007-07-06 Uros Bizjak <ubizjak@gmail.com>
13675 PR rtl-optimization/32450
13676 * function.c (thread_prologue_and_epilogue_insns): Emit blockage insn
13677 to ensure that instructions are not moved into the prologue when
13678 profiling is on. Remove unused prologue_end variable.
13679 (expand_function_end): Emit blockage insn instead of ASM_INPUT rtx
13680 as a scheduling barrier.
13682 2007-07-06 Alexandre Oliva <aoliva@redhat.com>
13685 * tree-ssa-copyrename.c (copy_rename_partition_coalesce):
13686 Disregard DECL_FROM_INLINE.
13688 2007-07-05 Adam Nemet <anemet@caviumnetworks.com>
13690 * rtlanal.c (num_sign_bit_copies1): Improve cases of ANDing or
13691 IORing with a constant.
13693 2007-07-05 Seongbae Park <seongbae.park@gmail.com>
13695 PR rtl-optimization/32475
13696 * df-scan.c (df_def_record_1): Add a use of the stack pointer
13697 for every definition of the stack pointer.
13699 2007-07-05 Richard Earnshaw <rearnsha@arm.com>
13701 * arm.c (vfp3_const_double_index): Copy signed results of
13702 REAL_VALUE_TO_INT into unsigned vars.
13704 2007-07-05 Richard Guenther <rguenther@suse.de>
13706 PR middle-end/32639
13707 * alias.c (get_alias_set): Tread METHOD_TYPE the same as
13709 * tree-ssa.c (useless_type_conversion_p): Check canonical
13712 2007-07-05 Anatoly Sokolov <aesok@post.ru>
13714 * config/avr/avr.md (zero_extendqihi2, zero_extendqisi2,
13715 zero_extendhisi2): Change to define_insn_and_split.
13716 (zero_extendqidi2, zero_extendhidi2, zero_extendsidi2): New.
13718 2007-07-05 Paolo Bonzini <bonzini@gnu.org>
13720 * function.c (match_asm_constraints_1, rest_of_match_asm_constraints,
13721 pass_match_asm_constraints): New.
13722 * passes.c (init_optimization_passes): Add new pass.
13723 * stmt.c (expand_asm_operands): Set cfun->has_asm_statement.
13724 * function.h (struct function): Add has_asm_statement bit.
13725 (current_function_has_asm_statement): New.
13726 * tree-pass.h (pass_match_asm_constraints): New.
13728 2007-07-05 Richard Sandiford <rsandifo@nildram.co.uk>
13730 * config/mips/mips.c (mips_file_start): Avoid declaration
13733 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13735 * optabs.c (expand_binop_directly): Fix signed/unsigned comparison.
13737 2007-07-05 Uros Bizjak <ubizjak@gmail.com>
13739 * rtl.def (NOTE): Change print format string to print
13740 operand 5 as a note insn name.
13742 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13743 David Ung <davidu@mips.com>
13745 * config/mips/mips.c (mips_cpu_info): Add 4ksc and 4ksd processors.
13746 * doc/invoke.texi: (MIPS Options): Document them.
13748 2007-07-05 Sandra Loosemore <sandra@codesourcery.com>
13749 David Ung <davidu@mips.com>
13751 Add support for SmartMIPS ASE.
13753 * optabs.c (expand_binop_directly): New, broken out from...
13754 (expand_binop): Here. Make it try rotating in the other
13755 direction even when the second operand isn't constant.
13756 * config/mips/mips.md (*lwxs): New.
13757 * config/mips/mips.opt (msmartmips): New.
13758 * config/mips/mips.c (mips_lwxs_address_p): New.
13759 (mips_rtx_costs): Make it recognize scaled indexed addressing.
13760 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define
13761 __mips_smartmips when compiling for TARGET_SMARTMIPS.
13762 (ISA_HAS_ROR): Define for TARGET_SMARTMIPS.
13763 (ISA_HAS_LWXS): New.
13764 (ASM_SPEC): Add -msmartmips/-mno-smartmips.
13765 * doc/invoke.texi (MIPS Options): Document -msmartmips/-mno-smartmips.
13766 * testsuite/gcc.target/mips/smartmips-lwxs.c: New test case.
13767 * testsuite/gcc.target/mips/smartmips-ror-1.c: New test case.
13768 * testsuite/gcc.target/mips/smartmips-ror-2.c: New test case.
13769 * testsuite/gcc.target/mips/smartmips-ror-3.c: New test case.
13770 * testsuite/gcc.target/mips/smartmips-ror-4.c: New test case.
13772 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13774 * tree-vectorizer.c (new_loop_vec_info): Initialize
13775 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13776 * tree-vectorizer.h (_loop_vec_info): Added new filed
13777 min_profitable_iters.
13778 (LOOP_VINFO_COST_MODEL_MIN_ITERS): New access macro to above new field.
13779 (TARG_SCALAR_TO_VEC_COST): Define cost of scalar to vector operation.
13780 * tree-vect-analyze.c (vect_analyze_operations): Set
13781 LOOP_VINFO_COST_MODEL_MIN_ITERS.
13782 * tree-vect-transform.c (vect_estimate_min_profitable_iters): Use
13783 VEC_length to determine if there are any LOOP_VINFO_MAY_MISALIGN_STMTS.
13784 Fix calculation of peel_iters_prologue. Move consideration of epilogue
13785 and prologue cost to after they are computed.
13786 (vect_model_induction_cost): Use TARG_SCALAR_TO_VEC_COST instead of
13787 TARG_VEC_STMT_COST.
13788 (vect_model_simple_cost): Takes additional argument dt. Consider cost
13789 of creating vectors from scalars according to dt.
13790 (vect_model_store_cost): Likewise.
13791 (vectorizable_call): Use dt array instead of scalar dt. Call
13792 vect_model_simple_cost with additional argument dt.
13793 (vectorizable_assignment): Likewise.
13794 (vectorizable_operation): Likewise.
13795 (vectorizable_type_demotion): Likewise.
13796 (vectorizable_type_promotion): Likewise.
13797 (vectorizable_store): Use dt array instead of scalar dt. Call
13798 vect_model_store_cost with additional argument dt.
13799 (vect_do_peeling_for_loop_bound): Don't call
13800 vect_estimate_min_profitable_iters. Instead, lookup
13801 LOOP_VINFO_COST_MODEL_MIN_ITERS. Don't always print
13802 "may not be profitable".
13804 2007-07-05 Dorit Nuzman <dorit@il.ibm.com>
13807 * config/rs6000/altivec.md (UNSPEC_VUPKHS_V4SF, UNSPEC_VUPKLS_V4SF):
13808 (UNSPEC_VUPKHU_V4SF, UNSPEC_VUPKLU_V4SF): New.
13809 (vec_unpacks_float_hi_v8hi, vec_unpacks_float_lo_v8hi): New patterns.
13810 (vec_unpacku_float_hi_v8hi, vec_unpacku_float_lo_v8hi): New patterns.
13812 2007-07-05 Zdenek Dvorak <dvorakz@suse.cz>
13814 * config/i386/i386.c (ix86_address_cost): Do not consider more complex
13815 addressing modes cheaper.
13817 2007-07-05 Alexandre Oliva <aoliva@redhat.com>
13819 * dwarf2out.c (dw_ranges_by_label_ref): New typedef.
13820 (dw_ranges_struct): Rename block_num to num. Adjust.
13821 (dw_ranges_by_label_struct): New.
13822 (ranges_by_label, ranges_by_label_allocated,
13823 ranges_by_label_in_use): New variables.
13824 (add_ranges_num): Factored most of the code out of...
13825 (add_ranges): ... this one. Rewrite in terms of the former.
13826 (add_ranges_by_labels): New.
13827 (output_ranges): Output by-label ranges.
13828 (dwarf2out_finish): Output range for multiple-section
13829 compile_unit. Output standard DW_AT_low_pc in addition to
13830 unexpected DW_AT_entry_pc.
13832 2007-07-04 Daniel Berlin <dberlin@dberlin.org>
13834 PR tree-optimization/32604
13835 PR tree-optimization/32606
13837 * tree-ssa-pre.c (bb_bitmap_sets): Removed antic_safe_loads.
13838 (compute_antic_safe): Removed.
13839 (ANTIC_SAFE_LOADS): Ditto.
13840 (compute_antic_aux): Don't print ANTIC_SAFE_LOADS.
13841 (execute_pre): Don't call compute_antic_safe.
13842 (vuse_equiv): New function.
13843 (make_values_for_stmt): Use it
13844 * tree-ssa-sccvn.c (set_ssa_val_to): Remove assert, since it is
13847 2007-07-04 Anatoly Sokolov <aesok@post.ru>
13850 * config/avr/avr.c (avr_naked_function_p): Handle receiving a type
13851 rather than a decl.
13852 (avr_attribute_table): Make "naked" attribute apply to function types
13853 rather than to decls.
13854 (avr_handle_fntype_attribute): New function.
13856 2007-07-04 Joseph Myers <joseph@codesourcery.com>
13858 * target-def.h (TARGET_INITIALIZER): Remove trailing whitespace
13861 2007-07-04 David Ung <davidu@mips.com>
13862 Joseph Myers <joseph@codesourcery.com>
13864 * config/mips/mips.md (type): Add logical, signext and move.
13865 (one_cmpl<mode>2, *and<mode>3, *and<mode>3_mips16, *ior<mode>3,
13866 *ior<mode>3_mips16, two unnamed insns after *ior<mode>3_mips16,
13867 *nor<mode>3, "Combiner patterns to optimize truncate/zero_extend
13868 combinations", *zero_extend<SHORT:mode><GPR:mode>2,
13869 *zero_extendqihi2, *extend<SHORT:mode><GPR:mode>2_mips16e,
13870 *extend<SHORT:mode><GPR:mode>2_se<SHORT:size>, *movdi_64bit,
13871 *movdi_64bit_mips16, *movsi_internal, *movsi_mips16, movcc,
13872 *movhi_internal, *movhi_mips16, *movqi_internal, *movqi_mips16,
13873 *movsf_hardfloat, *movsf_softfloat, *movsf_mips16,
13874 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit,
13875 movv2sf_hardfloat_64bit): Use the new types.
13876 (*movdi_32bit, *movdi_gp32_fp64, *movdi_32bit_mips16,
13877 *movdf_softfloat, *movdf_mips16): Use "multi".
13878 (extendqihi2): Replace with a define_expand.
13879 (*extendqihi2_mips16e, *extendqihi2, *extendqihi2_seb): New.
13880 Based on extend<SHORT:mode><GPR:mode>2 patterns.
13881 * config/mips/74k.md (r74k_int_logical): New reservation and
13883 (r74k_int_arith): Remove "slt".
13884 * config/mips/24k.md, config/mips/4130.md, config/mips/4k.md,
13885 config/mips/5400.md, config/mips/5500.md, config/mips/5k.md,
13886 config/mips/7000.md, config/mips/9000.md, config/mips/generic.md,
13887 config/mips/sb1.md, config/mips/sr71k.md: Add new types to
13888 reservations for "arith".
13890 2007-07-04 Richard Guenther <rguenther@suse.de>
13892 * tree-ssa.c (useless_type_conversion_p): Add handling for
13893 scalar float and vector types. Only call the types_compatible_p
13894 langhook for aggregate types as last resort. Follow the
13897 2007-07-04 Richard Guenther <rguenther@suse.de>
13899 * tree-inline.c (estimate_num_insns_1): Treat CONVERT_EXPR
13900 the same as NOP_EXPR.
13902 2007-07-04 Nick Clifton <nickc@redhat.com>
13904 * target.h (struct gcc_target): Add target_help field.
13905 * target-def.h (TARGET_HELP): New.
13906 (TARGET_INITIALIZER): Use TARGET_HELP.
13907 * opts.c (command_handle_option): Invoke target_help function, if
13908 defined, when the user has specified --target-help on the command
13910 * doc/invoke.texi: Mention that --target-help might print
13911 additional information.
13912 * doc/tm.texi: Document TARGET_HELP hook.
13914 * arm.c (TARGET_HELP): Override default definition.
13915 (arm_target_help): New - display a wrapped list of cores and
13916 architectures supported.
13918 2007-07-04 Rask Ingemann Lambertsen <rask@sygehus.dk>
13920 * config/v850/v850.c (expand_prologue): Make sure
13921 GEN_INT() argument is sign extended rather than zero extended.
13922 (expand_epilogue): Likewise.
13923 (output_move_double): Delete.
13924 * config/v850/v850-protos.h (output_move_double): Delete.
13925 * config/v850/v850.md (movdi): Delete.
13926 (*movdi_internal): Delete.
13928 (*movdf_internal): Delete.
13930 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13932 * config/sh/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Reject -mrelax
13933 unless compiling RTP PIC.
13935 2007-07-04 Richard Guenther <rguenther@suse.de>
13937 PR tree-optimization/32482
13938 * tree-ssa-ifcombine.c (recognize_single_bit_test): Use the
13939 original ssa name if we didn't find a shift expression.
13940 Fix shift constant for bit zero test.
13942 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13944 * config/sh/lib1funcs.asm (ic_invalidate): Align constant pool.
13946 2007-07-04 Richard Sandiford <richard@codesourcery.com>
13948 * config.gcc (arm-wrs-vxworks): Don't include svr4.h.
13949 * config/vxworks.h (PTRDIFF_TYPE, SIZE_TYPE, TARGET_POSIX_IO): Define.
13950 * config/arm/vxworks.h (ASM_SPEC): Delete.
13951 (SUBTARGET_EXTRA_ASM_SPEC): Define.
13953 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13955 * tree-data-ref.h (data_dependence_relation): New flag reversed_p.
13956 (DDR_REVERSED_P): New.
13957 * tree-data-ref.c (initialize_data_dependence_relation,
13958 build_classic_dist_vector): Set DDR_REVERSED_P.
13960 2007-07-04 Sebastian Pop <sebpop@gmail.com>
13962 PR middle-end/32457
13963 * tree-data-ref.c (analyze_siv_subscript_cst_affine,
13964 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
13965 init_omega_for_ddr_1): Use non conservative number of iterations
13967 (analyze_subscript_affine_affine): Use HOST_WIDE_INT instead of int.
13968 (analyze_siv_subscript): Remove FIXME and reinitialization of
13969 last_conflicts to chrec_dont_know.
13970 * testsuite/gfortran.dg/vect/pr32457.f90: New.
13972 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13974 * tree.c (maybe_canonicalize_argtypes): Improve description.
13976 2007-07-04 Douglas Gregor <doug.gregor@gmail.com>
13978 * tree.c (maybe_canonicalize_argtypes): New.
13979 (build_function_type): Set canonical type.
13980 (build_method_type_directly): Ditto.
13981 (reconstruct_complex_type): Rebuild the METHOD_TYPE node
13984 2007-07-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
13986 * tree-ssa-loop-ivopts.c (strip_offset_1): Treat POINTER_PLUS_EXPR
13988 (rewrite_use_nonlinear_expr): Likewise.
13990 2007-07-03 Seongbae Park <seongbae.park@gmail.com>
13992 * rtl.def (UNSPEC, USE, CLOBBER): More comments.
13994 2007-07-04 Ben Elliston <bje@au.ibm.com>
13996 * dwarf2out.c: Move DWARF2 abbreviation glossary closer to the top
13999 * c-objc-common.c (c_types_compatible_p): Fix indentation.
14001 * doc/tm.texi (Run-time Target): Capitalise "CPU".
14002 (Exception Handling): Likewise.
14004 2007-07-03 Jan Hubicka <jh@suse.cz>
14006 * ifcvt.c (find_cond_trap): Avoid invalid RTL sharing.
14008 2007-07-03 Eric Christopher <echristo@apple.com>
14010 * doc/cppopts.texi: Add conflicting option note to -dM.
14011 * doc/invoke.texi: Add note about possible conflicts with
14012 -E for -dCHARS and note that -dM will not produce
14013 any results if there is no machine dependent reorg.
14015 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14017 * tree.h (DECL_ALIGN): Back out previous change.
14019 2007-07-03 Joseph Myers <joseph@codesourcery.com>
14021 * configure.ac: Test for .dtprelword support on MIPS.
14022 * configure, config.in: Regenerate.
14023 * config/mips/mips.c (mips_output_dwarf_dtprel): New.
14024 (TARGET_ASM_OUTPUT_DWARF_DTPREL): Define.
14026 2007-07-03 Julian Brown <julian@codesourcery.com>
14028 * config.gcc (with_fpu): Allow --with-fpu=vfp3.
14029 * config/arm/aout.h (REGISTER_NAMES): Add D16-D31.
14030 * config/arm/aof.h (REGISTER_NAMES): Add D16-D31.
14031 * config/arm/arm.c (FL_VFPV3): New flag for VFPv3 processor
14033 (all_fpus): Add FPUTYPE_VFP3.
14034 (fp_model_for_fpu): Add VFPv3 field.
14035 (arm_rtx_costs_1): Give cost to VFPv3 constants.
14036 (vfp3_const_double_index): New function. Return integer index of
14037 VFPv3 constant suitable for fconst[sd] insns, or -1 if constant
14039 (vfp3_const_double_rtx): New function. True if VFPv3 is enabled
14040 and argument represents a valid RTX for a VFPv3 constant.
14041 (vfp_output_fldmd): Split fldmd with > 16 registers in the list into
14043 (vfp_emit_fstmd): Similar, for fstmd.
14044 (arm_print_operand): Implement new code 'G' for VFPv3 floating-point
14045 constants, represented as integer indices.
14046 (arm_hard_regno_mode_ok): Use VFP_REGNO_OK_FOR_SINGLE,
14047 VFP_REGNO_OK_FOR_DOUBLE macros.
14048 (arm_regno_class): Handle VFPv3 d0-d7, low, high register split.
14049 (arm_file_start): Set float-abi attribute for VFPv3, and output
14050 correct ".fpu" assembler directive.
14051 (arm_dbx_register_numbering): Add FIXME.
14052 * config/arm/arm.h (TARGET_VFP3): New macro. Target supports VFPv3.
14053 (fputype): Add FPUTYPE_VFP3.
14054 (FIXED_REGISTERS): Add 32 registers for D16-D31.
14055 (CALL_USED_REGISTERS): Likewise.
14056 (CONDITIONAL_REGISTER_USAGE): Add note about conditional definition
14057 of LAST_VFP_REGNUM. Make D16-D31 caller-saved, if present.
14058 (LAST_VFP_REGNUM): Extend available VFP registers for VFPv3.
14059 (D7_VFP_REGNUM): New.
14060 (LAST_LO_VFP_REGNUM, FIRST_HI_VFP_REGNUM, LAST_HI_VFP_REGNUM)
14061 (VFP_REGNO_OK_FOR_SINGLE, VFP_REGNO_OK_FOR_SINGLE)
14062 (VFP_REGNO_OK_FOR_DOUBLE): Define new macros.
14063 (FIRST_PSEUDO_REGISTER): Shift up to 128 to accommodate VFPv3.
14064 (REG_ALLOC_ORDER): Adjust for VFPv3.
14065 (reg_class): Add VFP_D0_D7_REGS, VFP_LO_REGS, VFP_HI_REGS.
14066 (REG_CLASS_NAMES): Add entries corresponding to VFP_D0_D7_REGS,
14067 VFP_LO_REGS, VFP_HI_REGS.
14068 (REG_CLASS_CONTENTS): Likewise. Extend contents for VFP_REGS.
14069 (IS_VFP_CLASS): Define macro.
14070 (SECONDARY_OUTPUT_RELOAD_CLASS, SECONDARY_INPUT_RELOAD_CLASS): Use
14072 (REGISTER_MOVE_COST): Likewise.
14073 * config/arm/arm-protos.h (vfp3_const_double_rtx): Add prototype.
14074 * config/arm/vfp.md (VFPCC_REGNUM): Redefine as 127.
14075 (*arm_movsi_vfp, *thumb2_movsi_vfp, *movsfcc_vfp)
14076 (*thumb2_movsfcc_vfp, *abssf2_vfp, *negsf2_vfp, *addsf3_vfp)
14077 (*subsf3_vfp, *divsf_vfp, *mulsf_vfp, *mulsf3negsf_vfp)
14078 (*mulsf3addsf_vfp, *mulsf3subsf_vfp, *mulsf3negsfaddsf_vfp)
14079 (*extendsfdf2_vfp, *truncdfsf2_vfp, *truncsisf2_vfp)
14080 (*truncsidf2_vfp, fixuns_truncsfsi2, fixuns_truncdfsi2)
14081 (*floatsisf2_vfp, *floatsidf2_vfp, floatunssisf2)
14082 (floatunssidf2, *sqrtsf2_vfp, *cmpsf_split_vfp)
14083 (*cmpsf_trap_split_vfp, *cmpsf_vfp, *cmpsf_trap_vfp): Use 't'
14084 where appropriate for single-word registers.
14085 (*movsf_vfp, *thumb2_movsf_vfp, *movdf_vfp, *thumb2_movdf_vfp):
14086 As above. Fix type attributes.
14087 * config/arm/constraints.md (register_contraint "t"): Define.
14088 (register_constraint "w"): Change to D0-D15, or D0-D31 for
14090 (register_constraint "x"): Define.
14091 (constraint "Dv"): Define.
14093 2007-07-03 Geoffrey Keating <geoffk@apple.com>
14095 * tree.h (DECL_ALIGN): Prevent use on a FUNCTION_DECL.
14097 2007-07-03 Tom Tromey <tromey@redhat.com>
14099 * c-parser.c (objc_pq_context): Removed.
14100 (objc_need_raw_identifier): Likewise.
14101 (c_parser) <objc_pq_context>: New field.
14102 <objc_need_raw_identifier>: Likewise.
14103 (OBJC_NEED_RAW_IDENTIFIER): Removed.
14104 (c_lex_one_token): Update.
14105 (c_parser_objc_protocol_definition): Update.
14106 (c_parser_objc_method_definition): Update.
14107 (c_parser_objc_methodproto): Update.
14108 (c_parser_declspecs): Update.
14110 2007-07-03 David Ung <davidu@mips.com>
14112 * config/mips/mips.c (mips_issue_rate): Return 4 for 74K processors.
14114 2007-07-03 David Ung <davidu@mips.com>
14115 Richard Sandiford <richard@codesourcery.com>
14117 * doc/invoke.texi: Document -march=74kf3_2.
14118 * config/mips/mips.h (PROCESSOR_74KF3_2): New processor_type.
14119 (TUNE_74K): Check for it.
14120 * config/mips/mips.c (mips_cpu_info): Add 74kf3_2.
14121 (mips_rtx_cost_data): Add an entry for PROCESSOR_74KF3_2.
14122 * config/mips/mips.md (cpu): Add 74kf3_2.
14123 * config/mips/74k.md (r74k_int_logical, r74k_int_arith, r74k_int_nop)
14124 (r74k_int_cmove, r74k_int_mult, r74k_int_mul3, r74k_int_mfhilo)
14125 (r74k_int_mthilo, r74k_int_div, r74k_int_call, r74k_int_jump)
14126 (r74k_int_load, r74k_int_store, r74k_unknown, r74k_multi): Add
14127 74kf3_2 to the CPU list.
14128 (r74kf3_2_fadd, r74kf3_2_fmove, r74kf3_2_fload, r74kf3_2_fstore)
14129 (r74kf3_2_fmul_sf, r74kf3_2_fmul_df, r74kf3_2_fdiv_sf)
14130 (r74kf3_2_fdiv_df, r74kf3_2_frsqrt_sf, r74kf3_2_frsqrt_df)
14131 (r74kf3_2_fcmp, r74kf3_2_fcvt, r74kf3_2_fxfer_to_c1)
14132 (r74kf3_2_fxfer_from_c1): New insn reservations.
14134 2007-07-03 Richard Sandiford <richard@codesourcery.com>
14135 David Ung <davidu@mips.com>
14137 * doc/invoke.texi: Replace -march=24kf with -march=24kf2_1 and
14138 -march=24kx with -march=24kf1_1. Likewise 24ke[fx], 34k[fx]
14139 and 74k[fx]. Document aliases for the new options.
14140 * config/mips/mips.h (PROCESSOR_24KF): Rename to...
14141 (PROCESSOR_24KF2_1): ...this.
14142 (PROCESSOR_24KX): Rename to...
14143 (PROCESSOR_24KF1_1): ...this.
14144 (PROCESSOR_74KF): Rename to...
14145 (PROCESSOR_74KF2_1): ...this.
14146 (PROCESSOR_74KX): Rename to...
14147 (PROCESSOR_74KF1_1): ...this.
14148 (TUNE_74K): Update PROCESSOR_* names.
14149 * config/mips/mips.c (mips_cpu_info): Add 24kf2_1 as a synonym
14150 for 24kf. Add 24kf1_1 and 24kfx as synonyms for 24kx. Likewise
14151 the 24ke*, 34k* and 74k* processors. Update PROCESSOR_* names.
14152 (mips_rtx_cost_data): Update processor names in comments.
14153 (mips_issue_rate): Update PROCESSOR_* names.
14154 * config/mips/mips.md (cpu): Rename 24kf to 24kf2_1, 24kx to
14155 24kf1_1, 74kf to 74kf2_1 and 74kx to 74kf1_1.
14156 * config/mips/24k.md: Rename FPU-related r24k_* insn reservations
14157 to r24kf2_1_*. Rename r24kx_* insn reservations to r24kf1_1_*.
14158 Update cpu attribute names.
14159 (r24k_fpu_iss): Rename this reservation to...
14160 (r24kf2_1_fpu_iss): ...this and update all uses.
14161 (r24kx_fpu_iss): Rename this reservation to...
14162 (r24kf1_1_fpu_iss): ...this and update all uses.
14163 * config/mips/74k.md: Rename FPU-related r74kf_* insn reservations
14164 to r74kf2_1_*. Rename r74kx_* insn reservations to r74kf1_1_*.
14165 Update cpu attribute names.
14167 2007-07-01 Kaz Kojima <kkojima@gcc.gnu.org>
14169 * config/m32r/constraints.md: New file.
14170 * config/m32r/m32r.c: Include tm-constrs.h.
14171 (small_data_operand): Use satisfies_constraint_* instead of macro.
14172 (addr24_operand, gen_compare): Likewise.
14173 * config/m32r/m32r.h (REG_CLASS_FROM_LETTER): Remove.
14174 (INT8_P, UPPER16_P, UINT32_P, UINT5_P, INVERTED_SIGNED_8BIT,
14175 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
14176 EXTRA_CONSTRAINT): Likewise.
14177 * config/m32r/m32r.md: Include constraints.md.
14178 (*movsi_insn): Use satisfies_constraint_* instead of macro.
14179 (andsi3, iorsi3, xorsi3, seq_insn+1, sne): Likewise.
14180 * config/m32r/predicates.md (conditional_move_operand): Likewise.
14181 (two_insn_const_operand, int8_operand, uint16_operand,
14182 reg_or_int16_operand, reg_or_uint16_operand,
14183 reg_or_cmp_int16_operand, cmp_int16_operand,
14184 seth_add3_operand): Likewise.
14186 2007-07-03 Eric Christopher <echristo@gmail.com>
14188 * libgcc2.h: Conditionally declare __bswapsi2 and
14191 2007-07-03 H.J. Lu <hongjiu.lu@intel.com>
14193 * ddg.c (check_sccs): Define only if ENABLE_CHECKING is
14196 2007-07-03 Rainer Orth <ro@TechFak.Uni-Bielefeld.DE>
14199 * gthr-posix.h [SUPPORTS_WEAK && GTHREAD_USE_WEAK]
14200 (__gthrw_pragma): Provide default definition.
14201 (__gthrw2): Use it.
14202 * gthr-posix.c (__gthrw_pragma): Define.
14204 2007-07-03 Daniel Berlin <dberlin@dberlin.org>
14206 * tree-ssa-sccvn.c (set_ssa_val_to): Check for operand_equal_p
14207 before declaring inequality.
14209 2007-07-03 Rask Ingemann Lambertsen <rask@sygehus.dk>
14211 * combine.c (recog_for_combine): Log the success or failure of
14212 matching new insn patterns against the machine description in
14215 2007-07-03 Revital Eres <eres@il.ibm.com>
14217 * ddg.c (print_sccs): New function.
14218 (check_sccs): New function.
14219 (create_ddg_all_sccs): Use it.
14220 * ddg.h (print_sccs): Declare.
14221 * modulo-sched.c (sms_order_nodes): Call print_sccs.
14223 2007-07-03 Uros Bizjak <ubizjak@gmail.com>
14225 * targhooks.h (default_mode_for_suffix): New function declaration.
14226 * targhooks.c (default_mode_for_suffix): New default target hook.
14227 * target.h (struct c): New structure in the targetm struct.
14228 (mode_for_suffix): New target hook as part of struct c.
14229 target-def.h (TARGET_C_MODE_FOR_SUFFIX): Define as
14230 default_mode_for_suffix.
14231 (TARGET_C): New define.
14232 * c-lex.c: Include "target.h".
14233 (interpret_float): Use targetm.c.mode_for_suffix to determine
14234 the mode for a given non-standard suffix.
14235 Makefile.in (c-lex.o): Depend on $(TARGET_H).
14237 * config/i386/i386.c (ix86_c_mode_for_suffix): New static function.
14238 (TARGET_C_MODE_FOR_SUFFIX): Define to ix86_c_mode_for_suffix.
14240 * doc/extend.texi (Floating Types): New node. Document __float80 and
14241 __float128 types. Document 'w', 'W', 'q' and 'Q' suffixes.
14243 2007-07-03 Kaz Kojima <kkojima@gcc.gnu.org>
14246 * config/sh/sh.md (udivsi3_i1_media): Use target_reg_operand
14247 predicate instead of target_operand.
14248 (divsi3_i1_media, divsi3_media_2): Likewise.
14250 2007-07-02 Eric Botcazou <ebotcazou@adacore.com>
14252 * tree.h (alias_sets_might_conflict_p): Rename into
14253 alias_sets_must_conflict_p.
14254 * alias.c (alias_sets_might_conflict_p): Likewise.
14255 (alias_sets_conflict_p): Use it.
14256 (objects_must_conflict_p): Likewise.
14257 * c-common.c (strict_aliasing_warning): Adjust.
14259 2007-07-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
14261 * rtlhooks.c (gen_lowpart_if_possible): Check for
14262 invalid subreg before calling gen_lowpart_SUBREG.
14264 2007-07-02 Geoffrey Keating <geoffk@apple.com>
14266 * config/darwin9.h: Add copyright notice.
14267 (LINK_COMMAND_SPEC): Add comment.
14268 (DARWIN_LIBSYSTEM_HAS_UNWIND): Define.
14269 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Conditionalise on
14270 DARWIN_LIBSYSTEM_HAS_UNWIND.
14272 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14275 * omp-low.c (check_combined_parallel): New function.
14276 (lower_omp_parallel): Call it via walk_stmts, set
14277 OMP_PARALLEL_COMBINED if appropriate.
14278 (determine_parallel_type): If OMP_FOR resp. OMP_SECTIONS
14279 isn't the only statement in WS_ENTRY_BB or OMP_RETURN
14280 the only one in PAR_EXIT_BB and not OMP_PARALLEL_COMBINED,
14281 don't consider it as combined parallel.
14283 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14285 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
14286 (gcc_tooldir): Likewise.
14287 * configure: Regenerate.
14288 * Makefile.in (libsubdir_to_prefix): New variable, based on the
14289 old configure.ac gcc_tooldir setting.
14290 (prefix_to_exec_prefix): New variable.
14291 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
14292 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
14294 2007-07-02 Daniel Berlin <dberlin@dberlin.org>
14296 Fix PR tree-optimization/32583
14297 Fix PR tree-optimization/32584
14298 * tree-ssa-pre.c (phi_translate): Always pass seen bitmap.
14299 (phi_translate_set): Use phi_translate directly now.
14300 (make_values_for_stmt): Don't value number RHS if we already know
14303 2007-07-02 Steve Ellcey <sje@cup.hp.com>
14304 Jim Wilson <wilson@specifix.com>
14307 * haifa-sched.c (add_to_speculative_block): Change copy_rtx to
14310 2007-07-02 Sandra Loosemore <sandra@codesourcery.com>
14311 Richard Sandiford <richard@codesourcery.com>
14312 Nigel Stephens <nigel@mips.com>
14314 * config/mips/mips-protos.h (mips16e_save_restore_info): New struct.
14315 (mips16e_output_save_restore): Declare.
14316 (mips16e_save_restore_pattern_p): Likewise.
14317 * config/mips/mips.h (GENERATE_MIPS16E_SAVE_RESTORE): New macro.
14318 * config/mips/mips.c (MIPS_MAX_FIRST_STACK_STEP): Return 0x7f8
14319 for GENERATE_MIPS16E_SAVE_RESTORE. Return 0x400 for TARGET_MIPS16
14320 && !GENERATE_MIPS16E_SAVE_RESTORE && !TARGET_64BIT.
14321 (BITSET_P): New global macro, extracted from...
14322 (mips_for_each_saved_reg): ...here.
14323 (mips16e_save_restore_info): New struct.
14324 (mips16e_s2_s8_regs, mips16e_a0_a3_regs): New variables.
14325 (mips16e_save_restore_regs): New variable.
14326 (mips_split_plus, mips16e_find_first_register): New functions.
14327 (mips16e_mask_registers): New function.
14328 (compute_frame_size): Expand the commentary before the function.
14329 Enforce the MIPS16e save and restore register range restrictions.
14330 Pad the general register save area at the low end.
14331 (mips16e_save_restore_reg, mips16e_build_save_restore)
14332 (mips16e_save_restore_pattern_p, mips16e_add_register_range)
14333 (mips16e_output_save_restore, mips16e_collect_propagate_value)
14334 (mips16e_collect_argument_save, mips16e_collect_argument_saves):
14336 (mips_expand_prologue, mips_expand_epilogue): Handle
14337 GENERATE_MIPS16E_SAVE_RESTORE.
14338 * config/mips/mips.md (*mips16e_save_restore): New pattern.
14340 2007-07-02 Uros Bizjak <ubizjak@gmail.com>
14342 PR tree-optimization/31966
14343 PR tree-optimization/32533
14344 * tree-if-conv.c (add_to_dst_predicate_list): Use "edge", not
14345 "basic_block" description as its third argument. Update function
14346 calls to get destination bb from "edge" argument. Save "cond" into
14347 aux field of the edge. Update prototype for changed arguments.
14348 (if_convertible_loop_p): Clear aux field of incoming edges if bb
14350 (find_phi_replacement_condition): Operate on incoming edges, not
14351 on predecessor blocks. If there is a condition saved in the
14352 incoming edge aux field, AND it with incoming bb predicate.
14353 Return source bb of the first edge.
14354 (clean_predicate_lists): Clean aux field of outgoing node edges.
14355 (tree_if_conversion): Do not initialize cond variable. Move
14356 variable declaration into the loop.
14357 (replace_phi_with_cond_gimple_modify_stmt): Remove unneded
14358 initializations of new_stmt, arg0 and arg1 variables.
14360 2007-07-02 Jakub Jelinek <jakub@redhat.com>
14362 * tree-nrv.c (dest_safe_for_nrv_p): Grok any handled_component_p,
14363 SSA_NAMEs, RESULT_DECLs and PARM_DECLs.
14365 2007-07-02 Richard Guenther <rguenther@suse.de>
14367 * tree-ssa.c (useless_type_conversion_p): Document
14368 future intent as defining the middle-end type system.
14369 Re-structure to call langhook last, group by type class,
14370 mark questionable parts.
14372 2007-07-02 Richard Guenther <rguenther@suse.de>
14374 * tree-flow.h (types_compatible_p): Declare.
14375 * tree-ssa.c (types_compatible_p): New function.
14376 * ipa-type-escape.c (discover_unique_type): Use
14377 types_compatible_p instead of lang_hooks.types_compatible_p.
14378 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Likewise.
14379 * tree-vn.c (expressions_equal_p): Likewise.
14380 * tree.c (fields_compatible_p): Likewise.
14381 * tree-ssa-dom.c (avail_expr_eq): Likewise.
14382 (cprop_operand): Use useless_type_conversion_p instead of
14383 lang_hooks.types_compatible_p.
14384 * tree-inline.c (setup_one_parameter): Likewise.
14385 (declare_return_variable): Likewise.
14386 * tree-nrv.c (tree_nrv): Likewise.
14387 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
14388 (maybe_fold_offset_to_component_ref): Likewise.
14389 (maybe_fold_offset_to_reference): Likewise.
14390 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14391 (merge_alias_info): Likewise.
14392 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14393 * tree-ssa-phiopt.c (conditional_replacement): Likewise.
14394 * tree-ssa-reassoc.c (optimize_ops_list): Likewise.
14395 * tree-tailcall.c (find_tail_calls): Likewise.
14396 * tree-vect-generic.c (expand_vector_operations_1): Likewise.
14397 * gimplify.c (canonicalize_addr_expr): Likewise.
14398 (fold_indirect_ref_rhs): Likewise.
14399 (gimplify_addr_expr): Likewise. Swap parameters to cpt_same_type.
14400 (cpt_same_type): Likewise.
14401 (check_pointer_types_r): Swap parameters to cpt_same_type
14403 * fold-const.c (fold_convert): Revert fix for PR15988.
14404 * tree-inline.c (setup_one_parameter): Instead fix it here by
14405 using fold_build1 instead of fold_convert and checking for
14406 error_mark_node. Convert only if the conversion is necessary.
14408 2007-07-02 Joseph Myers <joseph@codesourcery.com>
14410 * configure.ac: Check for .gnu_attribute on Power.
14411 * configure: Regenerate.
14412 * config/rs6000/rs6000.c (rs6000_file_start): If supported, output
14413 attribute for floating-point ABI.
14415 2007-07-02 Ira Rosen <irar@il.ibm.com>
14417 PR tree-optimization/32230
14418 PR tree-optimization/32477
14419 * tree-vect-analyze.c (vect_analyze_data_refs): Fail if base
14420 address is a constant.
14422 2007-07-02 Richard Sandiford <richard@codesourcery.com>
14424 * config.gcc (mipsisa32-*-elf*, mipsisa32el-*-elf*)
14425 (mipsisa32r2-*-elf*, mipsisa32r2el-*-elf*)
14426 (mipsisa64-*-elf*, mipsisa64el-*-elf*): Combine top-level
14427 stanzas. Use the first part of the triplet to set MIPS_ISA_DEFAULT.
14428 Remove redundant setting of MASK_FLOAT64 and MASK_64BIT for the
14429 64-bit targets. Add support for *-elfoabi*.
14430 * config/mips/t-isa3264 (MULTILIB_OPTIONS, MULTILIB_DIRNAMES): Use
14431 different settings if $(tm_defines) does not select the EABI.
14432 (MULTILIB_EXCLUSIONS): Define in those circumstances.
14433 * config/mips/mips.h (MIPS_ISA_LEVEL_OPTION_SPEC): New macro.
14434 (MIPS_ARCH_OPTION_SPEC): Likewise.
14435 (MIPS_ISA_LEVEL_SPEC): Likewise.
14436 (OPTION_DEFAULT_SPECS): Use MIPS_ARCH_OPTION_SPEC.
14437 * config/mips/elfoabi.h: New file.
14439 2007-07-02 Richard Guenther <rguenther@suse.de>
14441 * tree-flow.h (tree_ssa_useless_type_conversion_1): Rename to ...
14442 (useless_type_conversion_p): ... this.
14443 * tree-ssa.c (tree_ssa_useless_type_conversion_1): Rename to ...
14444 (useless_type_conversion_p): ... this.
14445 * builtins.c (fold_builtin_memory_op): Rename
14446 tree_ssa_useless_type_conversion_1 to useless_type_conversion_p.
14447 * tree-cfg.c (verify_expr): Likewise.
14448 * tree-ssa-address.c (tree_ssa_useless_type_conversion_1): Likewise.
14449 * tree-ssa-ccp.c (ccp_fold): Likewise.
14450 * tree-ssa-copy.c (may_propagate_copy): Likewise.
14451 * tree-ssa-dom.c (eliminate_redundant_computations): Likewise.
14452 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Likewise.
14453 * tree-ssa-loop-niter.c (refine_bounds_using_guard): Likewise.
14454 * tree-ssa-pre.c (eliminate): Likewise.
14455 * tree-ssa.c (delete_tree_ssa): Likewise.
14456 (tree_ssa_useless_type_conversion): Likewise.
14457 * tree.c (build2_stat): Likewise.
14459 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14461 Fix PR tree-optimization/32571
14462 * tree-ssa-sccvn.c (visit_use): Shortcut copies to avoid
14465 2007-07-01 Daniel Berlin <dberlin@dberlin.org>
14467 * tree-ssa-sccvn.c (copy_reference_ops_from_ref): Handle constants
14468 and other expected operations explicitly, change default to
14471 2007-07-01 Daniel Jacobowitz <dan@codesourcery.com>
14473 * config/arm/arm.c (arm_cannot_copy_insn_p): Do not expect a
14475 * config/arm/arm.md (pic_add_dot_plus_four, pic_add_dot_plus_eight)
14476 (tls_load_dot_plus_eight): Move the label number into the unspec.
14477 * config/arm/thumb2.md (pic_load_dot_plus_four): Likewise.
14479 2007-07-01 Andreas Schwab <schwab@suse.de>
14481 * dwarf2out.c (initial_return_save): Define only if used.
14483 2007-07-01 Kenneth Zadeck <zadeck@naturalbridge.com>
14485 Unreverting Richard's Revert of:
14487 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14489 * dce.c (deletable_insn_p_1): New function, split out from...
14490 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14491 specially, not those inside PARALLELs. Remove BODY argument
14492 and adjust recursive call accordingly.
14493 (prescan_insns_for_dce): Update call to delete_insn_p.
14495 2007-07-01 Vladimir Yanovsky <yanov@il.ibm.com>
14496 Revital Eres <eres@il.ibm.com>
14498 * ddg.c (create_ddg_all_sccs): Fix missed
14499 initialization of scc_nodes.
14501 2007-07-01 Uros Bizjak <ubizjak@gmail.com>
14503 PR middle-end/32559
14504 * fold-const.c (fold-binary) [PLUS_EXPR]: Convert ~X + X to 1 or
14505 X + ~X to 1 only for INTEGRAL_TYPE_P type.
14507 2007-06-30 Joseph Myers <joseph@codesourcery.com>
14509 * configure.ac: Check for .gnu_attribute on MIPS.
14510 * configure, config.in: Regenerate.
14511 * config/mips/mips.c (mips_file_start): If supported, output
14512 attribute for floating-point ABI.
14514 2007-06-30 Uros Bizjak <ubizjak@gmail.com>
14517 * config/i386/i386.md (ffssi2): Expand as ffs_cmove for TARGET_CMOVE.
14518 (ffs_cmove): New expander to expand using ctz pattern.
14519 (*ffs_cmove): Remove pattern.
14520 (*ffs_no_cmove): Enable only for !TARGET_CMOVE.
14521 (ffsdi2): Expand using ctz pattern.
14522 (*ffs_rex64): Remove pattern.
14524 2007-06-30 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
14526 PR rtl-optimization/32296
14527 * pa.md (return): Delete pattern.
14528 (return_internal): Remove "(const_int 1)" from pattern.
14529 (epilogue): Use return_internal pattern for trivial returns.
14530 * pa-protos.h (hppa_can_use_return_insn_p): Delete declaration.
14531 * pa.c (hppa_can_use_return_insn_p): Delete function. Include "df.h".
14533 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14535 * tree-ssa-pre.c (is_exception_related): New function
14536 (can_value_number_operation): Use it.
14538 2007-06-30 Daniel Berlin <dberlin@dberlin.org>
14540 Fix PR tree-optimization/32540
14541 Fix PR tree-optimization/31651
14543 * tree-ssa-sccvn.c: New file.
14545 * tree-ssa-sccvn.h: Ditto.
14547 * tree-vn.c: Include tree-ssa-sccvn.h
14548 (val_expr_paid_d): Removed.
14549 (value_table): Ditto.
14550 (vn_compute): Ditto.
14551 (val_expr_pair_hash): Ditto.
14552 (val_expr_pair_expr_eq): Ditto.
14553 (copy_vuses_from_stmt): Ditto.
14554 (vn_delete): Ditto.
14556 (shared_vuses_from_stmt): Ditto.
14557 (print_creation_to_file): Moved up.
14558 (sort_vuses): Ditto.
14559 (sort_vuses_heap): Ditto.
14560 (set_value_handle): Make non-static.
14561 (make_value_handle): Ditto.
14562 (vn_add): Rewritten to use sccvn lookups.
14563 (vn_add_with_vuses): Ditto.
14564 (vn_lookup): Ditto (and second argument removed).
14565 (vn_lookup_with_vuses): Ditto.
14566 (vn_lookup_or_add): Ditto (and second argument removed);
14567 (vn_lookup_or_add_with_vuses): Ditto.
14568 (vn_lookup_with_stmt): New.
14569 (vn_lookup_or_add_with_stmt): Ditto.
14570 (create_value_handle_for_expr): Ditto.
14572 * tree-ssa-pre.c: Include tree-ssa-sccvn.h.
14573 (seen_during_translate): New function.
14574 (phi_trans_lookup): Use iterative_hash_expr, not vn_compute.
14575 (phi_trans_add): Ditto.
14576 (constant_expr_p): FIELD_DECL is always constant.
14577 (phi_translate_1): Renamed from phi_translate, add seen bitmap.
14578 Use constant_expr_p.
14579 Avoid infinite recursion on mutually valued expressions.
14580 Change callers of vn_lookup_or_add.
14581 (phi_translate): New function.
14582 (compute_antic_safe): Allow phi nodes.
14583 (create_component_ref_by_pieces): Update for FIELD_DECL change.
14584 (find_or_generate_expression): Rewrite slightly.
14585 (create_expression_by_pieces): Updated for vn_lookup_or_add
14587 Update VN_INFO for new names.
14588 (insert_into_preds_of_block): Update for new names.
14589 (add_to_exp_gen): New function.
14590 (add_to_sets): Use vn_lookup_or_add_with_stmt.
14591 (find_existing_value_expr): Rewrite to changed vn_lookup.
14592 (create_value_expr_from): Ditto, and use add_to_exp_gen.
14593 (try_look_through_load): Removed.
14594 (try_combine_conversion): Ditto.
14595 (get_sccvn_value): New function.
14596 (make_values_for_phi): Ditto.
14597 (make_values_for_stmt): Ditto.
14598 (compute_avail): Rewritten for vn_lookup_or_add changes and to use
14600 (init_pre): Update for SCCVN changes.
14602 (execute_pre): Ditto.
14604 * tree-flow.h (make_value_handle): Declare.
14605 (set_value_handle): Ditto.
14606 (sort_vuses_heap): Ditto.
14607 (vn_lookup_or_add_with_stmt): Ditto.
14608 (vn_lookup_with_stmt): Ditto.
14609 (vn_compute): Remove.
14611 (vn_delete): Ditto.
14612 (vn_lookup): Update arguments.
14614 * Makefile.in (tree-ssa-pre.o): Add tree-ssa-sccvn.h
14615 (tree-vn.o): Ditto.
14616 (tree-ssa-sccvn.o): New.
14617 (OBJS-common): Add tree-ssa-sccvn.o
14619 2007-06-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
14622 * c-typeck.c (build_external_ref): Don't mark as used if called
14624 * calls.c (rtx_for_function_call): Likewise.
14626 2007-06-30 Richard Sandiford <richard@codesourcery.com>
14630 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14632 * dce.c (deletable_insn_p_1): New function, split out from...
14633 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14634 specially, not those inside PARALLELs. Remove BODY argument
14635 and adjust recursive call accordingly.
14636 (prescan_insns_for_dce): Update call to delete_insn_p.
14638 2007-06-30 Rask Ingemann Lambertsen <rask@sygehus.dk>
14640 * combine.c (combine_validate_cost): New parameter NEWOTHERPAT.
14641 (try_combine): Move potential calls to undo_all() so they happen
14642 before we commit to using the combined insns.
14644 2006-06-30 Jan Hubicka <jh@suse.cz>
14646 * loop-unroll.c (unroll_loop_runtime_iterations): Unshare newly emit
14649 2006-06-30 Thomas Neumann <tneumann@users.sourceforge.net>
14651 * ipa.c (cgraph_postorder): Cast according to the coding conventions.
14652 (cgraph_remove_unreachable_nodes): Likewise.
14653 * ipa-cp.c (ipcp_propagate_stage): Use BOTTOM instead of integer 0.
14654 * ipa-inline.c (update_caller_keys): Cast according to the coding
14656 (cgraph_decide_recursive_inlining): Likewise.
14657 (cgraph_decide_inlining_of_small_function): Likewise.
14658 (try_inline): Likewise.
14659 (cgraph_decide_inlining_incrementally): Likewise.
14660 * ipa-pure-const.c (get_function_state): Likewise.
14661 (scan_function): Likewise.
14662 (analyze_function): Likewise.
14663 (static_execute): Likewise.
14664 * ipa-reference.c (scan_for_static_refs): Likewise.
14665 (merge_callee_local_info): Likewise.
14666 (analyze_function): Use type safe memory macros.
14667 (static_execute): Likewise. Cast according to the coding conventions.
14668 * ipa-type-escape.c (scan_for_regs): Cast according to the coding
14670 * ipa-utils.c (searchc): Likewise. Avoid using C++ keywords as variable
14672 (ipa_utils_reduced_inorder): Likewise. Use type safe memory macros.
14673 * ipa-utils.h (struct ipa_dfa_info): Avoid using C++ keywords as
14676 2007-06-29 Andrew Pinski <andrew_pinski@playstation.sony.com>
14678 PR middle-end/30024
14679 * emit-rtl.c (init_emit_once): Intilize const_tiny_rtx[0]
14680 for complex modes (both int and real).
14682 2007-06-29 Jan Hubicka <jh@suse.cz>
14684 * cse.c: Rever accidentally comitted TODO_verify_rtl_sharing change.
14686 2007-06-29 Jan Hubicka <jh@suse.cz>
14688 PR middle-end/32372
14689 * cse.c (cse_insn): Avoid invalid sharing in between register note and
14692 2007-06-29 Anatoly Sokolov <aesok@post.ru>
14695 * config/avr/avr.c: Include dataflow header file.
14696 (expand_prologue): Adjust for prologue insn change.
14697 * config/avr/avr.md (call_prologue_saves): Only modify REG_SP once
14700 2007-06-29 Richard Guenther <rguenther@suse.de>
14702 PR middle-end/32493
14703 * gimplify.c (gimplify_call_expr): Ignore variable argument parts
14704 during type verification.
14706 2007-06-29 Jan Hubicka <jh@suse.cz>
14708 * recog.c (validate_change_rtx_1): Unshare TO argument.
14710 2007-06-29 Uros Bizjak <ubizjak@gmail.com>
14712 PR tree-optimization/24659
14713 * tree-vect-transform.c (vectorizable_call): Handle
14714 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
14716 * config/i386/sse.md (vec_pack_sfix_v2df): New expander.
14717 * config/i386/i386.c (enum ix86_builtins)
14718 [IX86_BUILTIN_VEC_PACK_SFIX]: New constant.
14719 (struct bdesc_2arg) [__builtin_ia32_vec_pack_sfix]: New builtin
14721 (ix86_init_mmx_sse_builtins): Define all builtins with 2 arguments as
14722 const using def_builtin_const.
14723 (ix86_expand_binop_builtin): Remove bogus assert() that insn wants
14724 input operands in the same modes as the result.
14725 (ix86_builtin_vectorized_function): Handle BUILT_IN_LRINT.
14727 2007-06-29 Richard Sandiford <rsandifo@nildram.co.uk>
14729 * df-problems.c (df_set_unused_notes_for_mw): Fix formatting.
14730 (df_set_dead_notes_for_mw): Likewise.
14732 2007-06-29 Eric Botcazou <ebotcazou@adacore.com>
14734 * c-common.c (pointer_int_sum): Do the negation in sizetype.
14736 2007-06-28 DJ Delorie <dj@redhat.com>
14738 * config/m32c/m32c.h (OVERRIDE_OPTIONS): Omit unneeded semicolon.
14740 2007-06-28 Geoffrey Keating <geoffk@apple.com>
14742 * doc/invoke.texi (C++ Dialect Options): Document
14743 fvisibility-ms-compat.
14744 * c.opt (fvisibility-ms-compat): New.
14746 2007-06-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
14749 * tree-affine.c (aff_combination_add_elt): Handle
14750 pointer addition specially.
14752 2007-06-28 Jakub Jelinek <jakub@redhat.com>
14754 * config/rs6000/rs6000.c (rs6000_function_ok_for_sibcall): Ensure
14755 decl is non-external for AIX ABI.
14757 2007-06-28 David Edelsohn <edelsohn@gnu.org>
14759 * config/rs6000/predicates.md (current_file_function_operand):
14760 Ensure the symbol is non-external for AIX ABI.
14762 2007-06-28 Nick Clifton <nickc@redhat.com>
14764 * common.opt (fipa-matrix-reorg): Add Optimization attribute.
14765 (fdce, fdse, fpredictive-commoning): Likewise.
14767 2007-06-28 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
14770 * gcc.c (process_command): Recognize the new -static-libgfortran
14773 2007-06-27 Rask Ingemann Lambertsen <rask@sygehus.dk>
14776 * config/m32c/m32c.c (m32c_eh_return_stackadj_rtx): Dataflow fix:
14777 Use a call clobbered hard reg instead of a pseudo reg.
14779 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14781 * config/sh/sh.md (load_gbr): Use correct operand constraint.
14783 2007-06-27 Kaz Kojima <kkojima@gcc.gnu.org>
14786 * config/sh/sh.md (udivsi3): Don't wrap the sequence with
14787 REG_LIBCALL and REG_RETVAL notes.
14788 (divsi3, mulsi3): Likewise.
14789 (mulhisi3): Likewise. Use emit_libcall_block.
14790 (umulhisi3, smulsi3_highpart, umulsi3_highpart_i): Likewise.
14792 2007-06-27 Seongbae Park <seongbae.park@gmail.com>
14794 PR rtl-optimization/32481
14795 * combine.c (adjust_for_new_dest): Rescan the changed insn.
14797 2007-06-27 Richard Sandiford <richard@codesourcery.com>
14799 * dce.c (deletable_insn_p_1): New function, split out from...
14800 (deletable_insn_p): ...here. Only treat bare USEs and CLOBBERs
14801 specially, not those inside PARALLELs. Remove BODY argument
14802 and adjust recursive call accordingly.
14803 (prescan_insns_for_dce): Update call to delete_insn_p.
14805 2007-06-27 Richard Guenther <rguenther@suse.de>
14807 PR middle-end/32492
14808 * tree.h (fold_convertible_p): Declare.
14809 * fold-const.c (fold_convertible_p): New function.
14810 * gimplify.c (gimplify_call_expr): Use fold_convertible_p
14811 instead of lang_hooks.types_compatible_p.
14813 2007-06-26 Jan Hubicka <jh@suse.cz>
14815 * fwprop.c (try_fwprop_subst): Use validate_unshare_change.
14816 * postreload.c (reload_cse_simplify_set): Instead of copying the rtx
14817 early use validate_unshare_change.
14818 (reload_combine): Likewise.
14819 * recog.c (change_t): New field unshare.
14820 (validate_change_1): Rename from validate_change; add argument unshare.
14821 (validate_change): Turn into wrapper of validate_change_1; update
14822 prototype for bools.
14823 (validate_unshare_change): New.
14824 (confirm_change_group): Unshare changes if asked for; avoid unnecesary
14825 calls of df_insn_rescan.
14826 * recog.h (validate_change): Replace ints by bools.
14827 (validate_unshare_change): Declare.
14829 2007-06-26 Kenneth Zadeck <zadeck@naturalbridge.com>
14831 * tree.def (VEC_WIDEN_MULT_LO_EXPR): Corrected string name.
14833 2007-06-26 Steve Ellcey <sje@cup.hp.com>
14835 * builtins.c (expand_builtin_next_arg): Change Pmode to ptr_mode.
14837 2007-06-25 Jan Hubicka <jh@suse.cz>
14839 * ipa-inline.c (cgraph_mark_inline): Assert that we never inline
14841 (cgraph_decide_inlining_of_small_function, cgraph_decide_inlining,
14842 cgraph_decide_inlining_incrementally): Move uninlinability checks to
14843 places other call site specific checks are performed.
14845 2007-06-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
14848 * tree-vect-transform.c (vectorizable_operation): Convert
14849 POINTER_PLUS_EXPR over to PLUS_EXPR.
14851 2007-06-25 Chao-ying Fu <fu@mips.com>
14853 * doc/rtl.texi (Machine Modes): Document QQ, HQ, SQ, DQ, TQ,
14854 UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA, USA, UDA, and UTAmodes.
14855 Document MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM.
14856 Document GET_MODE_IBIT, and GET_MODE_FBIT.
14858 * machmode.h (VECTOR_MODE_P): Test MODE_VECTOR_FRACT,
14859 MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14860 (SCALAR_FRACT_MODE_P, SCALAR_UFRACT_MODE_P, ALL_SCALAR_FRACT_MODE_P,
14861 SCALAR_ACCUM_MODE_P, SCALAR_UACCUM_MODE_P, ALL_SCALAR_ACCUM_MODE_P,
14862 SIGNED_SCALAR_FIXED_POINT_MODE_P, UNSIGNED_SCALAR_FIXED_POINT_MODE_P,
14863 ALL_SCALAR_FIXED_POINT_MODE_P, FRACT_MODE_P, UFRACT_MODE_P,
14864 ALL_FRACT_MODE_P, ACCUM_MODE_P, UACCUM_MODE_P, ALL_ACCUM_MODE_P,
14865 SIGNED_FIXED_POINT_MODE_P, UNSIGNED_FIXED_POINT_MODE_P,
14866 ALL_FIXED_POINT_MODE_P): New define.
14867 (CLASS_HAS_WIDER_MODES_P): Test MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14869 (GET_MODE_IBIT, GET_MODE_FBIT): New define.
14871 * mode-classes.def (MODE_FRACT, MODE_UFRACT, MODE_ACCUM, MODE_UACCUM,
14872 MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14873 MODE_VECTOR_UACCUM): New mode classes.
14875 * machmode.def: Document FRACT_MODE, UFRACT_MODE, ACCUM_MODE,
14876 UACCUM_MODE, ADJUST_IBIT, and ADJUST_FBIT.
14877 Add QQ, HQ, SQ, DQ, TQ, UQQ, UHQ, USQ, UDQ, UTQ, HA, SA, DA, TA, UHA,
14880 * genmodes.c (struct mode_data): Add ibit and fbit fields.
14881 (blank_mode): Initialize ibit and fbit.
14882 (adj_ibit, adj_fbit): New to adjust ibit and fbit.
14883 (vector_class): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14885 (new_adjust): Change required_class to required_class_from and
14886 required_class_to for testing within a range.
14887 (complete_mode): Handle MODE_FRACT, MODE_UFRACT, MODE_ACCUM,
14888 MODE_UACCUM, MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT, MODE_VECTOR_ACCUM,
14889 MODE_VECTOR_UACCUM.
14890 (FRACT_MODE, UFRACT_MODE, ACCUM_MODE, UACCUM_MODE): New define.
14891 (make_fixed_point_mode): New.
14892 (_ADD_ADJUST): Change C to C1 and C2.
14893 (ADJUST_BYTESIZE, ADJUST_ALIGNMENT, ADJUST_FLOAT_FORMAT): Change to
14894 use a range for machine classes.
14895 (ADJUST_IBIT, ADJUST_FBIT): New.
14896 (emit_insn_modes_h): Output defines of CONST_MODE_IBIT and
14898 (emit_mode_adjustments): Handle MODE_VECTOR_FRACT, MODE_VECTOR_UFRACT,
14899 MODE_VECTOR_ACCUM, MODE_VECTOR_UACCUM.
14900 Emit adjustment for ibit and fbit.
14901 (emit_mode_ibit, emit_mode_fbit): New.
14902 (emit_insn_modes_c): Add emit_mode_ibit and emit_mode_fbit.
14904 2007-06-25 Nathan Froyd <froydnj@codesourcery.com>
14906 * config/rs6000/spe.md (*frob_ti_tf_2): Specify an input_operand
14907 as the source of the set.
14909 2007-06-25 Roman Zippel <zippel@linux-m68k.org>
14911 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P,
14912 FP_REGNO_P): Use IN_RANGE.
14913 (REGNO_OK_FOR_DATA_P, REGNO_OK_FOR_FP_P): Remove.
14914 (REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P): New.
14915 (DATA_REG_P): Use DATA_REGNO_P.
14916 (FP_REG_P): Use FP_REGNO_P.
14917 (ADDRESS_REG_P): Use ADDRESS_REGNO_P.
14918 * config/m68k/m68k.c (m68k_legitimate_base_reg_p): Use
14919 REGNO_OK_FOR_INDEX_NONSTRICT_P, REGNO_OK_FOR_BASE_NONSTRICT_P.
14921 2007-06-24 Jan Hubicka <jh@suse.cz>
14923 PR middle-end/30563
14924 * cgraphunit.c (cgraph_analyze_function): Fix ordering problem.
14926 2007-06-24 Sebastian Pop <sebpop@gmail.com>
14928 PR middle-end/32461
14929 * fold-const.c (fold_binary): Strip nops of operand 0
14930 of BIT_NOT_EXPR before calling operand_equal_p.
14931 * testsuite/gcc.dg/tree-ssa/pr32461-1.c: New.
14932 * testsuite/gcc.dg/tree-ssa/pr32461-2.c: New.
14934 2007-06-23 Mark Mitchell <mark@codesourcery.com>
14936 * doc/extend.texi: Document that dllimport and dllexport imply
14937 default visibility.
14938 * tree.c (handle_dll_attribute): Set DECL_VISIBILITY on the
14939 imported or exported declaration, including type declarations.
14940 * c-common.c (handle_visibility_attribute): Check for conflicts
14941 with dllimport/dllexport.
14942 (c_determine_visibility): Handle dllimport/dllexport as an
14943 explicit visibility atttribute.
14945 2007-06-23 Richard Guenther <rguenther@suse.de>
14947 PR tree-optimization/16876
14948 PR middle-end/29478
14949 * tree.h (CALL_CANNOT_INLINE_P): New macro to access static_flag
14951 * tree-inline.c (initialize_inlined_parameters): Do not call
14952 lang_hooks.tree_inlining.convert_parm_for_inlining.
14953 * cgraphbuild.c (initialize_inline_failed): Set inline failed
14954 reason for mismatched types.
14955 * gimplify.c (gimplify_call_expr): Verify the call expression
14956 arguments match the called function type signature. Otherwise
14957 mark the call expression to be not considered for inlining
14958 using CALL_CANNOT_INLINE_P flag.
14959 * ipa-inline.c (cgraph_mark_inline): Honor CALL_CANNOT_INLINE_P on the
14960 edges call expression.
14961 (cgraph_decide_inlining_of_small_function): Likewise.
14962 (cgraph_decide_inlining): Likewise.
14963 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING):
14965 * c-tree.h (c_convert_parm_for_inlining): Remove declaration.
14966 * c-typeck.c (c_convert_parm_for_inlining): Remove.
14967 * langhooks-def.h (lhd_tree_inlining_convert_parm_for_inlining):
14968 Remove declaration.
14969 (LANG_HOOKS_TREE_INLINING_CONVERT_PARM_FOR_INLINING): Remove define.
14970 * langhooks.c (lhd_tree_inlining_convert_parm_for_inlining):
14972 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove
14973 convert_parm_for_inlining member.
14975 2007-06-23 Richard Earnshaw <rearnsha@arm.com>
14978 * arm.md (negscc): Match the correct operand for optimized LT0 test.
14979 Remove optimization for GT.
14981 2007-06-23 Kenneth Zadeck <zadeck@naturalbridge.com>
14983 PR middle-end/32437
14984 * dce.c (deletable_insn_p): Add extra parameter and recurse if insn
14986 (prescan_insns_for_dce): Add extra parameter.
14988 2007-06-23 Jan Hubicka <jh@suse.cz>
14990 PR middle-end/31541
14991 * gimplify.c (mark_addressable): New function.
14992 (gimplify_modify_expr_rhs, gimplify_addr_expr, gimplify_expr): Use it.
14994 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
14996 PR middle-end/32374
14997 * expr.c (store_constructor): Do not clobber non-zeroed memory.
14999 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15002 * config/i386/i386.c (ix86_register_move_cost): Rise the cost of
15003 moves between MMX/SSE registers to at least 8 units to prevent
15004 ICE caused by non-tieable SI/HI/QImodes in SSE registers.
15006 2007-06-22 Uros Bizjak <ubizjak@gmail.com>
15008 * config/i386/i386.c (override_options): Correct x86_sahf
15011 2007-06-21 David Daney <ddaney@avtrex.com>
15014 * config/mips/mips.md (define_constants): Rename UNSPEC_EH_RECEIVER
15015 to UNSPEC_NONLOCAL_GOTO_RECEIVER globally.
15016 (exception_receiver): Renamed to ...
15017 (nonlocal_goto_receiver): ... this.
15019 2007-06-22 Roman Zippel <zippel@linux-m68k.org>
15021 * df-scan.c (df_read_modify_subreg_p): Use REGMODE_NATURAL_SIZE.
15022 (df_def_record_1): Set (DF_REF_READ_WRITE | DF_REF_PARTIAL) for
15023 partial register accesses.
15025 2007-06-21 Adam Nemet <anemet@caviumnetworks.com>
15027 * fold-const.c (debug_fold_checksum): Move it under
15028 ENABLE_FOLD_CHECKING.
15030 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15032 PR middle-end/20623
15033 * tree.h (debug_fold_checksum): Declared.
15034 * fold-const.c (build_fold_addr_expr_with_type_1): New.
15035 (build_fold_addr_expr_with_type, build_fold_addr_expr): Use
15036 build_fold_addr_expr_with_type_1.
15037 (fold_addr_expr, debug_fold_checksum): New.
15038 (fold_checksum_tree): Don't fold TREE_CHAIN of an SSA_NAME.
15039 (fold_unary, fold_comparison, split_address_to_core_and_offset):
15040 Use fold_addr_expr.
15042 2007-06-21 Sebastian Pop <sebpop@gmail.com>
15044 PR tree-optimization/19590
15045 * tree-vrp.c (adjust_range_with_scev): Set the range when the result
15046 of scev is a constant.
15048 2007-06-21 Kenneth Zadeck <zadeck@naturalbridge.com>
15050 * df-problems.c (df_note_bb_compute): Made computation of live
15051 info consistent with df_lr.
15053 2007-06-21 Richard Guenther <rguenther@suse.de>
15055 PR tree-optimization/32453
15056 * tree-vrp.c (extract_range_from_assert): Build POINTER_PLUS_EXPR
15057 for pointer anti-range.
15059 2007-06-21 H.J. Lu <hongjiu.lu@intel.com>
15061 * config/i386/i386.c (processor_target_table): Increase maximum
15062 skip from 7 byte to 10 byte for Pentium Pro, Core 2 Duo and
15065 * config/i386/linux.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Ensure 8
15066 byte alignment if > 8 byte alignment is preferred.
15067 * config/i386/x86-64.h (ASM_OUTPUT_MAX_SKIP_ALIGN): Likewise.
15069 2007-06-21 Jakub Jelinek <jakub@redhat.com>
15071 PR tree-optimization/31866
15072 * tree-ssa-coalesce.c (create_outofssa_var_map): Do nothing
15073 if ASM_EXPR's input is not a SSA_NAME.
15075 PR middle-end/32362
15076 * omp-low.c (lookup_decl_in_outer_ctx): Don't ICE if t is NULL,
15077 but decl is a global var, instead return decl.
15078 * gimplify.c (gimplify_adjust_omp_clauses_1): Add shared clauses
15079 even for is_global_var decls, if they are private in some outer
15082 2007-06-21 Richard Guenther <rguenther@suse.de>
15084 PR tree-optimization/32451
15085 * tree-ssa-threadupdate.c (thread_single_edge): Fixup edge flags.
15087 2007-06-21 Christian Bruel <christian.bruel@st.com>
15089 * config/sh/sh-protos.h (sh_loads_bankedreg_p): Declare.
15090 * config/sh/sh.c (sh_loads_bankedreg_p): New function.
15091 (push_regs): Changed saving order or banked registers.
15092 (sh_expand_epilogue): Likewise.
15093 * config/sh/sh.h (BANKED_REGISTER_P): New macro.
15094 (FIRST_BANKED_REG): Likewise.
15095 (LAST_BANKED_REG): Likewise.
15096 * config/sh/sh.md (banked) New attribute.
15097 (in_delay_slot): Check banked attribute.
15099 2007-06-20 Sebastian Pop <sebpop@gmail.com>
15101 PR tree-optimization/32075
15102 * tree-data-ref.c (subscript_dependence_tester_1,
15103 analyze_miv_subscript, analyze_overlapping_iterations,
15104 add_distance_for_zero_overlaps, build_classic_dist_vector,
15105 subscript_dependence_tester_1, analyze_overlapping_iterations,
15106 subscript_dependence_tester, access_functions_are_affine_or_constant_p,
15107 compute_affine_dependence, compute_all_dependences): Pass loop_nest
15108 to evolution_function_is_affine_multivariate_p.
15110 2007-06-20 Eric Botcazou <ebotcazou@libertysurf.fr>
15112 * df-scan.c (df_get_call_refs): Be prepared for MEMs inside CLOBBERs.
15114 2007-06-20 Rask Ingemann Lambertsen <rask@sygehus.dk>
15117 * config/m32c/m32c.c (m32c_emit_epilogue): Use new HImode epilogue
15119 * config/m32c/prologue.md (epilogue_exitd_16): New.
15120 (epilogue_reit_16): New.
15121 (epilogue_exitd): Rename to epilogue_exitd_24.
15122 (epilogue_reit): Rename to epilogue_reit_24.
15124 2007-06-20 Seongbae Park <seongbae.park@gmail.com>
15125 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
15127 * dbgcnt.def (global_alloc_at_func, global_alloc_at_reg):
15129 * haifa-sched.c (queue_to_ready): Don't requeue next insn
15130 if dbg_cnt (sched_insn) reaches the limit.
15131 (choose_ready): New parameter INSN_PTR and new return value.
15132 (schedule_block): Handle dbg_cnt (sched_insn). Handle
15133 the new return value from choose_ready.
15134 * global.c (global_aloc): New dbgcnt global_alloc_at_reg.
15135 (rest_of_handle_global_alloc): New global_alloc_at_func.
15137 2007-06-20 Adam Nemet <anemet@caviumnetworks.com>
15139 PR tree-optimization/25737
15140 * tree.h (struct tree_struct_field_tag): Add new field alias_set.
15141 (SFT_NONADDRESSABLE_P, SFT_ALIAS_SET): New macros.
15142 * tree-flow.h (struct fieldoff): Add new field alias_set.
15143 * tree-ssa-structalias.c (push_fields_onto_fieldstack): Add new
15144 argument addressable_type. Set alias_set of fieldoff.
15145 * tree-ssa-alias.c (create_sft): Add new argument alias_set.
15146 (create_overlap_variables_for): Pass alias_set from fieldoff to
15148 * alias.c (get_alias_set): Use alias_set from SFT if set.
15150 2007-06-20 Hui-May Chang <hm.chang@apple.com>
15152 * config/i386/darwin.h (ASM_OUTPUT_COMMON): Print the size
15153 of a variable as an unsigned HOST_WIDE_INT integer.
15155 2007-06-20 Zdenek Dvorak <dvorakz@suse.cz>
15157 PR rtl-optimization/32405
15158 * loop-iv.c (iv_get_reaching_def): Fail for partial defs.
15160 2007-06-20 Jakub Jelinek <jakub@redhat.com>
15162 * Makefile.in (omega.o): Depend on $(DIAGNOSTIC_H).
15164 PR middle-end/31959
15165 * builtins.c: Include diagnostic.h.
15166 (expand_builtin_expect): Make gcc_assert more permissive.
15167 * Makefile.in (builtins.o): Depend on $(DIAGNOSTIC_H).
15169 PR inline-asm/32109
15170 * gimplify.c (gimplify_asm_expr): Issue error if type is addressable
15173 PR middle-end/32285
15174 * calls.c (precompute_arguments): Also precompute CALL_EXPR arguments
15175 if ACCUMULATE_OUTGOING_ARGS.
15177 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15179 * config/m68hc11/m68hc11.c: Include dataflow header file.
15180 (m68hc11_reorg): Port to dataflow.
15182 2007-06-19 Kenneth Zadeck <zadeck@naturalbridge.com>
15184 * df.h (DF_FIRST_OPTIONAL_PROBLEM): Removed.
15185 (struct df_problem.free_blocks_on_set_blocks): New field.
15186 (struct dataflow.optional_p): New field.
15187 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15188 (df_live_set_all_dirty): New function.
15189 * df-scan.c (df_scan_alloc): Initialize optional_p.
15190 (problem_SCAN): Initialize free_blocks_on_set_blocks.
15191 * df-core.c (df_set_blocks): Removed use of
15192 DF_FIRST_OPTIONAL_PROBLEM. Now uses
15193 df_problem.free_blocks_on_set_blocks to determine which blocks are
15195 (df_remove_problem): Removed use of DF_FIRST_OPTIONAL_PROBLEM.
15196 (df_finish_pass): Removed use of DF_FIRST_OPTIONAL_PROBLEM. Now
15197 uses dataflow.optional_p to determine if problem should be
15199 (rest_of_handle_df_initialize): Only start live problem if
15201 (df_bb_regno_last_use_find, df_insn_regno_def_p): Removed.
15202 * df-problems.c (df_ru_alloc, df_rd_alloc, df_lr_alloc,
15203 df_live_alloc, df_urec_alloc, df_note_alloc): set optional_p.
15204 (problem_RU, problem_RD, problem_LR, problem_UREC, problem_CHAIN,
15205 problem_NOTE): Initialize free_blocks_on_set_blocks.
15206 (df_lr_bb_local_compute): Recompute luids if df_live problem is
15208 (df_live_set_all_dirty, df_note_alloc): New function.
15209 * regrename.c (merge_overlapping_regs): Change DF_LIVE_* to
15211 * sched_ebb.c (compute_jump_reg_dependencies): Ditto.
15212 * postreload.c (reload_combine): Ditto.
15213 * cse.c (cse_extended_basic_block): Ditto.
15214 * regmove.c (mark_flags_life_zones): Ditto.
15215 * rtlfactoring.c (split_blocks_after_seqs, split_pattern_seq,
15216 erase_matching_seqs): Ditto.
15217 * bt-load.c (compute_defs_uses_and_gen): Ditto.
15218 * integrate (allocate_initial_values): Ditto.
15219 * combine.c (reg_dead_at_p): Ditto.
15220 * resource.c (mark_target_live_regs): Ditto.
15221 * sched-rgn.c (check_live_1, update_live_1): Ditto.
15222 * config/sh/sh.c (find_r0_life_regions): Ditto.
15223 * global.c (rest_of_handle_global_alloc): Only add back df_live
15225 * local-alloc.c (rest_of_handle_local_alloc): Only remove
15226 df_live for -O > 1.
15227 * ifcvt.c (dead_or_predicable): Change DF_LIVE_* to
15229 (if_convert): Make sure df_live is there at -O == 1.
15230 (pass_if_after_combine): Cleanup flags.
15231 * init-regs.c (initialize_uninitialized_regs): Make sure df_live
15232 is there at -O == 1.
15234 2007-06-19 Seongbae Park <seongbae.park@gmail.com>
15236 * config/arm/arm.c (arm_get_frame_offsets): Set
15237 offsets->locals_base to avoid negative stack size.
15238 (thumb1_expand_prologue): Assert on negative stack size.
15240 2007-06-19 Sebastian Pop <sebpop@gmail.com>
15242 PR tree-optimization/32367
15243 * tree-chrec.h (build_polynomial_chrec): Verify that the left hand side
15244 of the chrec has no evolution in that loop.
15245 * testsuite/gcc.dg/tree-ssa/pr32367.c: New.
15247 2007-06-19 Bob Wilson <bob.wilson@acm.org>
15249 * config/xtensa/xtensa.c: Include "df.h".
15250 (xtensa_builtin_saveregs): Use adjust_address instead of
15252 (xtensa_va_start): Invoke make_tree with sizetype for
15253 expand_builtin_saveregs and then convert the result to a pointer.
15254 Use POINTER_PLUS_EXPR. Use size_int instead of build_int_cst.
15255 (xtensa_gimplify_va_arg_expr): Use size_int instead of build_int_cst.
15256 Subtract argument size from index value as integers and then use
15257 POINTER_PLUS_EXPR to add the result to the array address.
15259 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15262 * config/m32c/m32c.c: Include dataflow header file.
15263 (m32c_emit_prologue): Adjust for prologue insn change.
15264 * config/m32c/prologue.md (prologue_enter_16): Only modify SP_REGNO
15265 once inside a PARALLEL. Assume frame size passed in operand 0
15266 includes space to save the fb register.
15267 (prologue_enter_24): Likewise.
15268 (epilogue_exitd): Only modify SP_REGNO once inside a PARALLEL.
15270 2007-06-19 David Daney <ddaney@avtrex.com
15273 * config/mips/mips.md (cprestore): Mark $gp as used.
15275 2007-06-19 Rask Ingemann Lambertsen <rask@sygehus.dk>
15278 * config/frv/frv.c (frv_ifcvt_modify_tests): Dataflow merge fix.
15279 (frv_ifcvt_modify_insn): Likewise.
15281 2007-06-19 Richard Guenther <rguenther@suse.de>
15283 * tree-ssa-structalias.c (handle_ptr_arith): Make sure to
15284 only handle positive offsets that fit in a HOST_WIDE_INT.
15286 2007-06-19 Uros Bizjak <ubizjak@gmail.com>
15288 * config/i386/i386.c (ix86_emit_swsqrtsf): Filter out infinity
15289 result of rsqrt insn for zero input argument to avoid NaN.
15291 2007-06-19 Richard Guenther <rguenther@suse.de>
15293 PR middle-end/31950
15294 * tree-ssa-alias-warnings.c (ffan_walker): Punt on MTAGs.
15296 2007-06-19 Jakub Jelinek <jakub@redhat.com>
15298 PR tree-optimization/32353
15299 * tree-ssa-structalias.c (set_uids_in_ptset): Also handle RESULT_DECL.
15301 2007-06-19 Nick Clifton <nickc@redhat.com>
15303 * config/m32r/linux.h (LIB_SPEC): Always imply -lpthread for -pthread.
15305 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15308 * config/i386/i386.h (enum ix86_stack_slot): Add SLOT_VIRTUAL.
15309 * config/i386/i386.c (assign_386_stack_local): Assert that
15310 SLOT_VIRTUAL is valid only before virtual regs are instantiated.
15311 (ix86_expand_builtin) [IX86_BUILTIN_LDMXCSR, IX86_BUILTIN_STMXCSR]:
15312 Use SLOT_VIRTUAL stack slot instead of SLOT_TEMP.
15313 * config/i386/i386.md (truncdfsf2, truncxf<mode>2): Ditto.
15315 2007-06-18 Steve Ellcey <sje@cup.hp.com>
15317 * config/ia64/ia64.h (LIBGCC2_TF_CEXT): New.
15319 2007-06-18 Seongbae Park <seongbae.park@gmail.com>
15321 PR rtl-optimization/32321
15322 * gcse.c (replace_store_insn): Update the note before
15323 calling emit_insn_after.
15325 2007-06-18 Kenneth Zadeck <zadeck@naturalbridge.com>
15327 PR middle-end/32355
15328 * gcse (rest_of_handle_gcse): Add call to df_finish_pass after
15330 * df-problems.c (df_note_bb_compute): Fix dumping info.
15332 2007-06-18 Kazu Hirata <kazu@codesourcery.com>
15334 * config/m68k/m68k.c (m68k_expand_epilogue): Emit a return
15335 insn with emit_jump_insn.
15337 2007-06-18 Uros Bizjak <ubizjak@gmail.com>
15339 PR tree-optimization/32383
15340 * targhooks.c (default_builtin_reciprocal): Add new bool argument.
15341 * targhooks.h (default_builtin_reciprocal): Update prototype.
15342 * target.h (struct gcc_target): Update builtin_reciprocal.
15343 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Update description.
15344 * tree-ssa-math-opts (execute_cse_reciprocals): Skip statements
15345 where arg1 is not SSA_NAME. Pass true to targetm.builtin_reciprocal
15346 when fndecl is in BUILT_IN_MD class.
15347 (execute_convert_to_rsqrt): Ditto.
15349 * config/i386/i386.c (ix86_builtin_reciprocal): Update for new bool
15350 argument. Convert IX86_BUILTIN_SQRTPS code only when md_fn is true.
15351 Convert BUILT_IN_SQRTF code only when md_fn is false.
15353 2007-06-18 Kaz Kojima <kkojima@gcc.gnu.org>
15355 * bt-load.c (move_btr_def): Fix the order of arguments
15356 to validate_replace_rtx.
15358 2007-06-18 Nathan Sidwell <nathan@codesourcery.com>
15360 * config/m68k/m68k-devices.def: Add 54450..54455.
15362 2007-06-17 Uros Bizjak <ubizjak@gmail.com>
15364 PR rtl-optimization/32366
15365 * simplify-rtx.c (simplify_unary_operation_1) [FLOAT_TRUNCATE,
15366 FLOAT_EXTEND]: Prevent non-scalar modes from entering
15369 2007-06-17 Kenneth Zadeck <zadeck@naturalbridge.com>
15371 PR middle-end/32349
15372 * modulo-sched (generate_reg_moves): Added rescan parameter and if
15373 this is true, rescan insn being modified.
15374 (sms_schedule): Added rescan parameter.
15375 (rest_of_handle_sms): Moved freeing of dominance info to before
15376 getting out of cfg_layout.
15378 2007-06-17 Nathan Sidwell <nathan@codesourcery.com>
15380 * config/m68k/m68k.h (ISA_HAS_FF1, ISA_HAS_MVS_MVZ): New.
15381 * config/m68k/m68k.md: Use ISA_HAS_FF1 and ISA_HAS_MVS_MVZ as
15384 * config/m68k/m68k.c (all_isas): Remove FL_CF_FPU and
15385 FL_CF_EMAC from the entry for isac.
15387 * config/m68k/predicates.md (const_call_operand): Adjust comment.
15388 (const_sibcall_operand): New.
15389 (sibcall_operand): Use it.
15390 * config/m68k/m68k.c (FL_FOR_isa_c): Not ISA_B compatible.
15391 (m68k_isas): ISAC does not imply FPU or EMAC.
15392 (override_options): Add ISA_C logic for symbolic jump & call.
15394 2007-06-17 Eric Botcazou <ebotcazou@libertysurf.fr>
15396 * config/sparc/sparc.c (sparc_vis_init_builtins): Retrieve the
15397 return mode from the builtin itself.
15398 (sparc_fold_builtin): Fix cast of zero constant.
15400 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15402 * targhooks.c (default_builtin_reciprocal): New default target hook.
15403 * targhooks.h (default_builtin_reciprocal): Add prototype.
15404 * hooks.c (hook_tree_tree_bool_null): Remove hook.
15405 * hooks.h (hook_tree_tree_bool_null): Remove prototype.
15406 * target-def.h (TARGET_BUILTIN_RECIPROCAL): Define as
15407 default_builtin_reciprocal.
15409 2007-06-16 Uros Bizjak <ubizjak@gmail.com>
15411 PR middle-end/31723
15412 * hooks.c (hook_tree_tree_bool_null): New hook.
15413 * hooks.h (hook_tree_tree_bool_null): Add prototype.
15414 * tree-pass.h (pass_convert_to_rsqrt): Declare.
15415 * passes.c (init_optimization_passes): Add pass_convert_to_rsqrt.
15416 * tree-ssa-math-opts.c (execute_cse_reciprocals): Scan for a/func(b)
15417 and convert it to reciprocal a*rfunc(b).
15418 (execute_convert_to_rsqrt): New function.
15419 (gate_convert_to_rsqrt): New function.
15420 (pass_convert_to_rsqrt): New pass definition.
15421 * target.h (struct gcc_target): Add builtin_reciprocal.
15422 * target-def.h (TARGET_BUILTIN_RECIPROCAL): New define.
15423 (TARGET_INITIALIZER): Initialize builtin_reciprocal with
15424 TARGET_BUILTIN_RECIPROCAL.
15425 * doc/tm.texi (TARGET_BUILTIN_RECIPROCAL): Document.
15427 * config/i386/i386.h (TARGET_RECIP): New define.
15428 * config/i386/i386.md (divsf3): Expand by calling ix86_emit_swdivsf
15429 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15430 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15431 and not optimizing for size.
15432 (*rcpsf2_sse): New insn pattern.
15433 (*rsqrtsf2_sse): Ditto.
15434 (rsqrtsf2): New expander. Expand by calling ix86_emit_swsqrtsf
15435 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15436 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15437 and not optimizing for size.
15438 (sqrt<mode>2): Expand SFmode operands by calling ix86_emit_swsqrtsf
15439 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15440 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15441 and not optimizing for size.
15442 * config/i386/sse.md (divv4sf): Expand by calling ix86_emit_swdivsf
15443 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15444 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15445 and not optimizing for size.
15446 (*sse_rsqrtv4sf2): Do not export.
15447 (sqrtv4sf2): Ditto.
15448 (sse_rsqrtv4sf2): New expander. Expand by calling ix86_emit_swsqrtsf
15449 for TARGET_SSE_MATH and TARGET_RECIP when flag_finite_math_only and
15450 flag_unsafe_math_optimizations are set, flag_trapping_math is unset
15451 and not optimizing for size.
15452 (sqrtv4sf2): Ditto.
15453 * config/i386/i386.opt (mrecip): New option.
15454 * config/i386/i386-protos.h (ix86_emit_swdivsf): Declare.
15455 (ix86_emit_swsqrtsf): Ditto.
15456 * config/i386/i386.c (IX86_BUILTIN_RSQRTF): New constant.
15457 (ix86_init_mmx_sse_builtins): __builtin_ia32_rsqrtf: New
15458 builtin definition.
15459 (ix86_expand_builtin): Expand IX86_BUILTIN_RSQRTF using
15460 ix86_expand_unop1_builtin.
15461 (ix86_emit_swdivsf): New function.
15462 (ix86_emit_swsqrtsf): Ditto.
15463 (ix86_builtin_reciprocal): New function.
15464 (TARGET_BUILTIN_RECIPROCAL): Use it.
15465 (ix86_vectorize_builtin_conversion): Rename from
15466 ix86_builtin_conversion.
15467 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Use renamed function.
15468 * doc/invoke.texi (Machine Dependent Options): Add -mrecip to
15469 "i386 and x86_64 Options" section.
15470 (Intel 386 and AMD x86_64 Options): Document -mrecip.
15472 2007-06-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
15473 Zdenek Dvorak <dvorakz@suse.cz>
15474 Richard Guenther <rguenther@suse.de>
15475 Kaz Kojima <kkojima@gcc.gnu.org>
15477 * tree-vrp.c (compare_values_warnv): Convert val2 to
15479 (extract_range_from_assert): Create
15480 POINTER_PLUS_EXPR for pointer types.
15481 (extract_range_from_binary_expr): Handle
15482 only POINTER_PLUS_EXPR, MIN_EXPR, and MAX_EXPR
15484 * doc/c-tree.texi (POINTER_PLUS_EXPR): Document.
15485 * tree-ssa-loop-niter.c (split_to_var_and_offset): Handle
15486 POINTER_PLUS_EXPR as PLUS_EXPR.
15487 (number_of_iterations_lt_to_ne):
15488 For pointer types, use sizetype when
15489 creating MINUS_EXPR/PLUS_EXPRs.
15490 (assert_loop_rolls_lt): For pointer types, use sizetype when
15491 creating MINUS_EXPR/PLUS_EXPRs.
15492 (number_of_iterations_le): Likewise.
15493 (expand_simple_operations): POINTER_PLUS_EXPR are simple also.
15494 (derive_constant_upper_bound): Handle POINTER_PLUS_EXPR just
15495 like PLUS_EXPR and MINUS_EXPR.
15496 * tree-pretty-print.c (dump_generic_node): Handle
15498 (op_prio): Likewise.
15499 (op_symbol_1): Likewise.
15500 * optabs.c (optab_for_tree_code): Likewise.
15501 * tree-ssa-loop-manip.c (create_iv): Handle pointer base
15503 * tree-tailcall.c (process_assignment): Mention
15504 POINTER_PLUS_EXPR in a TODO comment.
15505 * tree.c (build2_stat): Assert when trying to use PLUS_EXPR or
15506 MINUS_EXPR with a pointer. Also assert for POINTER_PLUS_EXPR
15507 not used with a pointer and an integer type.
15508 * tree-scalar-evolution.c (add_to_evolution_1): Convert the
15509 increment using chrec_convert_rhs instead of chrec_convert.
15510 (follow_ssa_edge_in_rhs): Handle POINTER_PLUS_EXPR like
15511 PLUS_EXPR except for the right hand side's type will be
15513 (interpret_rhs_modify_stmt): Handle POINTER_PLUS_EXPR.
15514 (fold_used_pointer_cast): Kill.
15515 (pointer_offset_p): Kill.
15516 (fold_used_pointer): Kill.
15517 (pointer_used_p): Kill.
15518 (analyze_scalar_evolution_1 <case GIMPLE_MODIFY_STMT>): Don't
15519 call fold_used_pointer.
15520 (instantiate_parameters_1): Convert the increment
15521 using chrec_convert_rhs instead of chrec_convert.
15522 Handle POINTER_PLUS_EXPR as PLUS_EXPR.
15523 * builtins.c (get_pointer_alignment): Handle POINTER_PLUS_EXPR
15524 instead of PLUS_EXPR.
15525 (expand_builtin_strcat): Create a POINTER_PLUS_EXPR instead of
15526 PLUS_EXPR for pointers.
15527 (std_gimplify_va_arg_expr): Likewise.
15528 (fold_builtin_memory_op): Likewise.
15529 (fold_builtin_strstr): Likewise.
15530 (fold_builtin_strchr): Likewise.
15531 (fold_builtin_strrchr): Likewise.
15532 (fold_builtin_strpbrk): Likewise.
15533 (expand_builtin_memory_chk): Likewise.
15534 (fold_builtin_memory_chk): Likewise.
15535 (std_expand_builtin_va_start): Use
15536 sizetype for the call to make_tree and then convert
15537 to the pointer type.
15538 (fold_builtin_memchr): Use POINTER_PLUS_EXPR
15539 instead of PLUS_EXPR for adding to a pointer.
15540 (std_gimplify_va_arg_expr): Use fold_build2 for
15541 the creating of POINTER_PLUS_EXPR. For the BIT_AND_EXPR, cast
15542 the operands to sizetype first and then cast the BIT_AND_EXPR
15543 back to the pointer type.
15544 * fold-const.c (build_range_check): Handle pointer types
15546 (extract_array_ref): Look for POINTER_PLUS_EXPR instead
15547 of PLUS_EXPR's. Make sure the offset is converted to
15549 (try_move_mult_to_index): Strip the NOPs from the offset.
15550 Remove code argument and replace all uses with PLUS_EXPR.
15551 (fold_to_nonsharp_ineq_using_bound): Handle pointer types
15552 specially. Don't use a pointer type for MINUS_EXPR.
15553 (fold_unary): Handle for (T1)(X op Y),
15554 only p+ as that is the only as that can be handled for
15555 binary operators now.
15556 (fold_binary <case POINTER_PLUS_EXPR>): Add folding of
15558 <case PLUS_EXPR>: Add folding of PTR+INT into
15560 Don't call try_move_mult_to_index.
15561 <case MINUS_EXPR>: Fold (PTR0 p+ A) - (PTR1 p+ B)
15562 into (PTR0 - PTR1) + (A - B). Fold (PTR0 p+ A) - PTR1 into
15563 (PTR0 - PTR1) + A iff (PTR0 - PTR1) simplifies.
15564 Don't call try_move_mult_to_index.
15565 (tree_expr_nonnegative_warnv_p): Handle POINTER_PLUS_EXPR.
15566 (tree_expr_nonzero_p): Likewise.
15567 (fold_indirect_ref_1): Look at POINTER_PLUS_EXPR instead
15568 of PLUS_EXPR for the complex expression folding.
15569 * tree-chrec.c (chrec_fold_plus_poly_poly): If the
15570 first chrec is a pointer type, then the second should
15571 be sizetype and not the first's type.
15572 For POINTER_PLUS_EXPR, use a different right hand side type.
15573 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15574 (chrec_fold_plus_1): For POINTER_PLUS_EXPR, use a
15575 different right hand side type.
15576 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15577 (chrec_fold_plus): For pointer types, use POINTER_PLUS_EXPR
15578 instead of PLUS_EXPR.
15579 When either operand is zero, convert the other operand.
15580 (chrec_apply): Use chrec_convert_rhs
15581 on the argument x instead of chrec_convert.
15582 (reset_evolution_in_loop): For pointer types, the new_evol
15583 should be sizetype.
15584 (convert_affine_scev): For POINTER_PLUS_EXPR, use a
15585 different right hand side type.
15586 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15587 (chrec_convert_rhs): New function.
15588 (chrec_convert_aggressive): For POINTER_PLUS_EXPR, use a
15589 different right hand side type.
15590 Handle POINTER_PLUS_EXPR like PLUS_EXPR.
15591 * tree-chrec.h (chrec_convert_rhs): New prototype.
15592 (build_polynomial_chrec): For pointer types, the right hand
15593 * tree-ssa-ccp.c (maybe_fold_stmt_indirect): Look for
15594 POINTER_PLUS_EXPR instead of PLUS_EXPR's.
15595 Remove subtraction case as it is always addition now.
15596 Make sure the offset is converted to sizetype.
15597 (fold_stmt_r): Don't handle PLUS_EXPR/MINUS_EXPR specially.
15598 Handle POINTER_PLUS_EXPR like PLUS_EXPR was handled before.
15599 * tree-ssa-loop-ivopts.c (determine_base_object): Abort for
15600 PLUS_EXPR in pointer type.
15601 Handle POINTER_PLUS_EXPR.
15602 (tree_to_aff_combination): Likewise.
15603 (force_expr_to_var_cost): Likewise.
15604 (force_expr_to_var_cost): Likewise. Create a POINTER_PLUS_EXPR
15605 instead of PLUS_EXPR for pointers.
15606 * c-format.c (check_format_arg): Handle POINTER_PLUS_EXPR
15607 instead of PLUS_EXPR of pointer types.
15608 * tree-stdarg.c (va_list_counter_bump): Handle POINTER_PLUS_EXPR
15610 (check_va_list_escapes): Likewise.
15611 (check_all_va_list_escapes): Likewise.
15612 * dwarf2out.c (loc_descriptor_from_tree_1):
15613 Handle POINT_PLUS_EXPR as a PLUS_EXPR.
15614 * expr.c (expand_expr_real_1): Handle POINTER_PLUS_EXPR.
15615 (string_constant): Likewise.
15616 * tree-ssa-address.c (tree_mem_ref_addr): When adding
15617 the offset to the base, use POINTER_PLUS_EXPR.
15618 (add_to_parts): Convert the index to sizetype.
15619 (create_mem_ref): Create A POINTER_PLUS_EXPR for the one case.
15620 * matrix-reorg.c (collect_data_for_malloc_call): Stmt
15621 will now only be either INDIRECT_REF and POINTER_PLUS_EXPR.
15622 Offset only holds something for PLUS_EXPR.
15623 (ssa_accessed_in_tree): Handle POINTER_PLUS_EXPR just as
15625 (analyze_transpose): POINTER_PLUS_EXPR will only show up now
15627 (analyze_accesses_for_modify_stmt): Likewise.
15628 Remove comment about the type being integral type as it is
15630 (can_calculate_expr_before_stmt): Handle POINTER_PLUS_EXPR as
15632 (transform_access_sites): POINTER_PLUS_EXPR will only show up now
15634 Correct the type which the artimentic is done in (is now
15637 * tree-data-ref.c (split_constant_offset): Handle
15639 * tree-affine.c (tree_to_aff_combination): Likewise.
15640 * c-typeck.c (build_unary_op): For pointers create the increment
15641 as a sizetype. Create a POINTER_PLUS_EXPR instead of PLUS_EXPR
15643 * gimplify.c (gimplify_self_mod_expr): Create a
15644 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15645 (gimplify_omp_atomic_fetch_op): Handle POINTER_PLUS_EXPR.
15646 * tree.def (POINTER_PLUS_EXPR): New tree code.
15647 * tree-predcom.c (ref_at_iteration): If we have a pointer
15648 type do the multiplication in sizetype.
15649 * tree-mudflap.c (mf_xform_derefs_1): Create a
15650 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15651 * tree-ssa-forwprop.c
15652 (forward_propagate_addr_into_variable_array_index):
15653 Don't expect there to be a cast for the index as that
15654 does not exist anymore.
15655 (forward_propagate_addr_expr_1): Check for POINTER_PLUS_EXPR
15656 instead of PLUS_EXPR.
15657 Don't check for the first operand of the POINTER_PLUS_EXPR
15658 was the index as it cannot be.
15659 Call forward_propagate_addr_into_variable_array_index with
15660 the SSA_NAME instead of the statement.
15661 * varasm.c (const_hash_1): Handle POINTER_PLUS_EXPR.
15662 (compare_constant): Likewise.
15663 (copy_constant): Likewise.
15664 (compute_reloc_for_constant): Likewise.
15665 (output_addressed_constants): Likewise.
15666 (initializer_constant_valid_p): Likewise.
15667 * tree-ssa.c (tree_ssa_useless_type_conversion_1):
15668 Convert the MIN/MAX of the inner type to the outer
15669 type before comparing them.
15670 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Handle
15671 POINTER_PLUS_EXPR instead of PLUS_EXPR.
15672 (issue_prefetch_ref): Create a POINTER_PLUS_EXPR instead
15673 of PLUS_EXPR for pointers.
15674 * tree-inline.c (estimate_num_insns_1): Handle
15676 * tree-vect-transform.c (vect_create_addr_base_for_vector_ref):
15677 Create a POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15678 (bump_vector_ptr): Create a POINTER_PLUS_EXPR
15679 instead of PLUS_EXPR for the pointer increment statement.
15680 (vect_update_ivs_after_vectorizer): For pointer types, create
15681 POINTER_PLUS_EXPR instead of PLUS_EXPR and also create
15682 MULT_EXPR in sizetype.
15683 (vect_gen_niters_for_prolog_loop): Add a cast when creating
15685 * tree-object-size.c (plus_expr_object_size): Handle
15686 POINTER_PLUS_EXPR instead of PLUS_EXPR. Removing all the extra
15687 code which is trying to figure out which side is a pointer and
15689 (check_for_plus_in_loops_1): Likewise.
15690 (check_for_plus_in_loops): Likewise.
15691 * c-common.c (pointer_int_sum): Create a
15692 POINTER_PLUS_EXPR instead of PLUS_EXPR for pointers.
15693 * tree-ssa-structalias.c (handle_ptr_arith): Handle
15694 only POINTER_PLUS_EXPR. Removing all the extra
15695 code which is trying to figure out which side is a pointer and
15697 * tree-cfg.c (verify_expr): Add extra checking for pointers and
15698 PLUS_EXPR and MINUS_EXPR.
15699 Also add checking to make sure the operands of POINTER_PLUS_EXPR
15701 * config/frv/frv.c (frv_expand_builtin_va_start): Use sizetype
15702 with make_tree, instead of a pointer type.
15703 * config/s390/s390.c (s390_va_start): Use POINTER_PLUS_EXPR
15704 for pointers instead of PLUS_EXPR.
15705 (s390_gimplify_va_arg): Likewise.
15706 * config/spu/spu.c (spu_va_start): Create POINTER_PLUS_EXPR
15707 instead of PLUS_EXPR when doing addition on pointer
15708 types. Use sizetype for the second operand.
15709 (spu_gimplify_va_arg_expr): Likewise.
15710 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use
15711 POINTER_PLUS_EXPR instead of PLUS_EXPR when the operand was
15712 a pointer. Don't create a BIT_AND_EXPR for pointer types.
15713 * config/i386/i386.c (ix86_va_start): Use POINTER_PLUS_EXPR
15714 for the pointer addition and also use size_int/sizetype
15716 (ix86_gimplify_va_arg): Likewise.
15717 Perform BIT_AND_EXPR on sizetype arguments.
15718 * config/sh/sh.c (sh_va_start): Call make_tree with sizetype
15719 and convert its result to a pointer type. Use POINTER_PLUS_EXPR
15720 for the pointer additions and also use size_int for the offsets.
15721 (sh_gimplify_va_arg_expr): Use POINTER_PLUS_EXPR for the pointer
15722 additions and also use size_int for the offsets. Perform
15723 BIT_AND_EXPR on sizetype arguments.
15724 * config/ia64/ia64.c (ia64_gimplify_va_arg): Use
15725 POINTER_PLUS_EXPR for pointers and create the
15726 BIT_AND_EXPR in sizetype.
15727 * config/rs6000/rs6000.c (rs6000_va_start): Use POINTER_PLUS_EXPR
15728 instead of PLUS_EXPR for pointer addition.
15729 (rs6000_va_start): Likewise.
15730 Also use sizetype for the offset.
15731 * config/pa/pa.c (reloc_needed): Handle POINTER_PLUS_EXPR
15732 as PLUS_EXPR/MINUS_EXPR.
15733 (hppa_gimplify_va_arg_expr): Don't create MINUS_EXPR or
15734 PLUS_EXPR for pointers, instead use POINTER_PLUS_EXPR.
15735 Don't use BIT_AND_EXPR on a pointer type, convert the
15736 expression to sizetype first.
15737 * config/mips/mips.c (mips_va_start): Use POINTER_PLUS_EXPR
15739 (mips_gimplify_va_arg_expr): Likewise.
15740 Don't create BIT_AND_EXPR in a pointer type.
15742 2007-06-15 Eric Christopher <echristo@apple.com>
15744 * config.gcc (i?86-*-darwin*): Add t-crtfm and t-crtpc.
15745 (x86_64-*-darwin*): Ditto.
15746 * config/i386/darwin.h (CRTEND_SPEC): New. Add support
15749 2007-06-15 Matthew Wilcox <matthew@wil.cx>
15751 * doc/extend.texi: Document behavior of __attribute__((aligned))
15754 2007-06-15 Mark Mitchell <mark@codesourcery.com>
15756 * rtlanal.c (note_stores): Improve documentation.
15758 2007-06-15 Bernd Schmidt <bernd.schmidt@analog.com>
15760 * config/bfin/elf.h (ASM_GENERATE_INTERNAL_LABEL,
15761 LOCAL_LABEL_PREFIX): Delete.
15762 * config/bfin/bfin.c (TARGET_ASM_INTERNAL_LABEL): Delete.
15763 (bfin_internal_label): Delete.
15765 2007-06-15 Uros Bizjak <ubizjak@gmail.com>
15767 * libgcc2.c (CEXT): When compiling L_multc3 and L_divtc3,
15768 define to "l" if LIBGCC_LONG_DOUBLE_SIZE == 128,
15769 otherwise define to LIBGCC2_TF_CEXT.
15770 * config/i386/linux64.h (LIBGCC2_HAS_TF_MODE): New define.
15771 (LIBGCC_TF_CEXT): Ditto.
15774 2007-06-14 Seongbae Park <seongbae.park@gmail.com>
15776 PR rtl-optimization/32339
15777 * df-scan.c (df_uses_record): Don't modify flags but just add to
15778 it for df_ref_record.
15780 2007-06-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
15782 * tree-mudflap.c: Fix whitespace issues.
15784 2007-06-15 Kazu Hirata <kazu@codesourcery.com>
15786 * config/m68k/m68k.c (ASM_DOT, ASM_DOTW, ASM_DOTL): Remove.
15788 2007-06-14 Eric Christopher <echristo@apple.com>
15790 * config/i386/sse.md (movdi_to_sse): Rewrite body.
15791 (movv4sf): Use gcc_unreachable instead of abort.
15793 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15796 * config/i386/sfp-machine.h (CMPtype): New define.
15797 (mach stubs): Use CMPtype instead of int as a return type.
15799 2007-06-14 Uros Bizjak <ubizjak@gmail.com>
15801 * config/soft-fp/eqdf2.c, config/soft-fp/eqsf2.c,
15802 config/soft-fp/eqtf2.c, config/soft-fp/gedf2.c,
15803 config/soft-fp/gesf2.c, config/soft-fp/getf2.c,
15804 config/soft-fp/ledf2.c, config/soft-fp/lesf2.c,
15805 config/soft-fp/letf2.c, config/soft-fp/unorddf2.c,
15806 config/soft-fp/unordsf2.c, config/soft-fp/unordtf2.c,
15807 config/soft-fp/soft-fp.h: Update from glibc CVS.
15809 2007-06-14 Bernd Schmidt <bernd.schmidt@analog.com>
15811 * config/bfin/uclinux.h (MFWRAP_SPEC): New.
15813 2007-06-14 Rask Ingemann Lambertsen <rask@sygehus.dk>
15816 * config/v850/v850.c: Include dataflow header file.
15817 (substitute_ep_register): Fix typo.
15819 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15821 * configure.ac: Fix earlier checkin.
15822 * configure: Regenerated.
15824 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15826 * acinclude.m4 (gcc_AC_CHECK_PROG_VER): Remove.
15827 * aclocal.m4: Regenerate.
15828 * configure.ac: Use ACX_PROG_CC_WARNING_OPTS,
15829 ACX_PROG_CC_WARNINGS_ARE_ERRORS,
15830 ACX_PROG_CC_WARNING_ALMOST_PEDANTIC, ACX_CHECK_PROG_VER.
15831 * configure: Regenerate.
15832 * Makefile.in (LOOSE_WARN): Subst loose_warn.
15834 * Makefile.in (quickstrap): Build libgcc too.
15836 2007-06-14 Paolo Bonzini <bonzini@gnu.org>
15838 * configure.ac: Add --enable-checking=df. Explicitly mention that
15839 the variables are initialized as for "release".
15840 * df-core.c: Use it.
15841 * configure: Regenerate.
15842 * config.in: Regenerate.
15844 2007-06-14 Bob Wilson <bob.wilson@acm.org>
15846 * config/xtensa/xtensa.c (xtensa_expand_nonlocal_goto): Use
15847 validate_replace_rtx instead of replace_rtx.
15848 (xtensa_expand_prologue): Call df_insn_rescan after replace_rtx.
15850 2007-06-14 Danny Smith <dannysmith@users.sourceforge.net>
15852 * config/i386/cygming.h (DWARF_FRAME_REGNUM): Define.
15853 (DWARF2_UNWIND_INFO): Override default if configured with
15855 * config/i386/cygwin.h (STARTFILE_SPEC): Add crtbegin.o.
15856 (ENDFILE_SPEC): Add crtend.o.
15857 * config/i386/mingw32.h (STARTFILE_SEC): Add crtbegin.o.
15858 (ENDFILE_SPEC): Add crtend.o.
15859 (TARGET_USE_JCR_SECTION): Define.
15860 (MD_UNWIND_SUPPORT): Define for 32-bit target.
15862 * config/i386/cygming-crtbegin.c: New file.
15863 * config/i386/cygming-crtend.c: New file.
15865 2007-06-14 Pascal Obry Pascal Obry <obry@adacore.com>
15867 * config/i386/w32-unwind.h: New file.
15869 2007-06-13 Eric Christopher <echristo@apple.com>
15871 * config/i386/darwin.h (PREFERRED_STACK_BOUNDARY): Don't let
15872 the user set a value below STACK_BOUNDARY.
15874 2007-06-13 Thiemo Seufer <ths@networkno.de>
15876 * config/mips/linux.h, config/mips/linux64.h (LIB_SPEC): Always
15877 imply -lpthread for -pthread.
15879 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15881 * basic-block.h: Remove the prototype for
15882 free_basic_block_vars.
15883 * cfglayout.h: Remove the prototype for
15884 insn_locators_initialize.
15885 * tree.h: Remove the prototype for emit_line_note.
15887 * tree-ssa-pre.c (mergephitemp): Remove.
15888 (init_pre): Don't use mergephitemp.
15890 2007-06-13 Eric Christopher <echristo@apple.com>
15892 * config/i386/i386.c (override_options): If we've specified
15893 an arch then don't use TARGET_SUBTARGET_ISA_DEFAULTs.
15895 2007-06-13 Bob Wilson <bob.wilson@acm.org>
15897 * df-scan.c (df_get_entry_block_def_set): Check if STATIC_CHAIN_REGNUM
15900 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15902 * config/bfin/bfin.h (EH_RETURN_HANDLER_RTX): Use gen_frame_mem.
15903 * config/bfin/bfin.md (UNSPEC_VOLATILE_STORE_EH_HANDLER): New constant.
15904 (eh_store_handler): New pattern.
15905 (eh_return): Emit it instead of a plain move.
15907 2007-06-13 Uros Bizjak <ubizjak@gmail.com>
15909 * config/i386/i386.c (ix86_init_mmx_sse_builtins)
15910 [__builtin_infq, __builtin_fabsq]: Define usign def_builtin.
15911 [__builtin_ia32_rsqrtps, __builtin_ia32_rsqrtss]: Define using
15914 2007-06-13 Bernd Schmidt <bernd.schmidt@analog.com>
15916 * config/bfin/bfin.c (gen_one_bundle): Delete unused local variables.
15917 (find_next_insn_start, find_load): New functions.
15918 (bfin_reorg): Use them to deal with the fact that parallel insns are
15919 no longer represented as a SEQUENCE.
15921 2007-06-13 Eric Botcazou <ebotcazou@libertysurf.fr>
15923 * config/sparc/sparc.c (sparc_override_options): Initialize
15924 fpu mask correctly.
15926 2007-06-13 Dave Korn <dave.korn@artimi.com>
15928 * config/i386/i386.c (ix86_eax_live_at_start_p): Use df_get_live_out.
15930 2007-06-13 Kazu Hirata <kazu@codesourcery.com>
15932 * auto-inc-dec.c, c-incpath.c, config/c4x/libgcc.S,
15933 config/sh/divcost-analysis, dbgcnt.def, df-core.c,
15934 df-problems.c, df-scan.c, df.h, dominance.c, dse.c, regstat.c,
15935 tree-data-ref.c, tree-ssa-loop-im.c, tree-ssa-loop-prefetch.c,
15936 tree-vect-transform.c: Fix comment typos. Follow spelling
15939 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15941 * df-scan.c (df_get_exit-block_use_set): Always add the stack pointer
15942 to the exit block use set.
15943 (df_insn_delete, df_insn_rescan): Fixed spelling of "deferring".
15944 * gcse.c (cpro_jump): Don't emit barrier in cfglayout mode.
15945 * config/sparc/sparc.c (sparc_check_64): Check df != NULL.
15947 2007-06-12 Seongbae Park <seongbae.park@gmail.com>
15949 * opts.c (common_handle_option): Handle new option -fdbg-cnt-list.
15950 * dbgcnt.c (dbg_cnt_set_limit_by_name): Return value
15951 to indicate an error.
15952 (dbg_cnt_process_single_pair, dbg_cnt_list_all_counters):
15954 (dbg_cnt_process_opt): Print an error on a bad argument.
15955 * dbgcnt.h (dbg_cnt_list_all_counters): New function declaration.
15956 * common.opt (-fdbg-cnt-list): New.
15957 * doc/invoke.texi (-fdbg-cnt-list,-fdbg-cnt=): New.
15959 2007-06-12 Eric Botcazou <ebotcazou@adacore.com>
15961 * tree-ssa-alias.c (finalize_ref_all_pointers): Clear pt_anything
15962 flag on ref-all pointers.
15964 2007-06-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
15966 PR middle-end/31579
15967 * expr.c (expand_expr_addr_expr_1): Call expand_expr
15968 for the offset with the modifier as EXPAND_INITIALIZER
15969 if the modifier is EXPAND_INITIALIZER.
15970 (expand_expr_real_1 <case INTEGER_CST>): Don't force to
15971 a register if we had an overflow.
15973 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
15975 * real.c (real_isfinite): New.
15976 (real_sqrt): Use it.
15977 * real.h (real_isfinite): New.
15978 * builtins.c: Use it.
15980 2007-06-12 Ian Lance Taylor <iant@google.com>
15981 Daniel Berlin <dberlin@dberlin.org>
15984 * tree.def: Add CHANGE_DYNAMIC_TYPE_EXPR.
15985 * tree.h (CHANGE_DYNAMIC_TYPE_NEW_TYPE): Define.
15986 (CHANGE_DYNAMIC_TYPE_LOCATION): Define.
15987 (DECL_NO_TBAA_P): Define.
15988 (struct tree_decl_common): Add no_tbaa_flag field.
15989 * tree-ssa-structalias.c (struct variable_info): Add
15990 no_tbaa_pruning field.
15991 (new_var_info): Initialize no_tbaa_pruning field.
15992 (unify_nodes): Copy no_tbaa_pruning field.
15993 (find_func_aliases): Handle CHANGE_DYNAMIC_TYPE_EXPR.
15994 (dump_solution_for_var): Print no_tbaa_pruning flag.
15995 (set_uids_in_ptset): Add no_tbaa_pruning parameter. Change all
15997 (compute_tbaa_pruning): New static function.
15998 (compute_points_to_sets): Remove CHANGE_DYNAMIC_TYPE_EXPR nodes.
15999 Call compute_tbaa_pruning.
16000 * tree-ssa-alias.c (may_alias_p): Test no_tbaa_flag for pointers.
16001 * gimplify.c (gimplify_expr): Handle CHANGE_DYNAMIC_TYPE_EXPR.
16002 * gimple-low.c (lower_stmt): Likewise.
16003 * tree-gimple.c (is_gimple_stmt): Likewise.
16004 * tree-ssa-operands.c (get_expr_operands): Likewise.
16005 * tree-ssa-dce.c (mark_stmt_if_obviously_necessary): Likewise.
16006 * tree-inline.c (estimate_num_insns_1): Likewise.
16007 (copy_result_decl_to_var): Likewise.
16008 * expr.c (expand_expr_real_1): Likewise.
16009 * tree-pretty-print.c (dump_generic_node): Likewise.
16010 * tree-inline.c (copy_decl_to_var): Copy DECL_NO_TBAA_P flag.
16011 * omp-low.c (omp_copy_decl_2): Likewise.
16012 * print-tree.c (print_node): Print DECL_NO_TBAA_P flag.
16013 * doc/c-tree.texi (Expression trees): Document
16014 CHANGE_DYNAMIC_TYPE_EXPR.
16016 2007-06-12 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
16018 * fold-const.c (fold_binary): Guard (X-X) -> 0 transformation
16019 with !HONOR_NANS and !HONOR_INFINITIES.
16020 * simplify-rtx.c (simplify_binary_operation_1): Likewise.
16022 2007-06-12 Tristan Gingold <gingold@adacore.com>
16024 * gcov.c: Comments updated.
16025 (source_info): Add file_time field.
16026 (source_index): New variable.
16027 (mutiple_files): New variable.
16028 (generate_results): New function extracted from process_file.
16029 (process_file): Save and restore chain of functions, generate
16030 results and free structures only if not merging results.
16031 (release_structures): File names are now freed in create_file_names
16032 (create_file_names): Free previous file names.
16033 (find_source): File date is now read here and modifications in
16034 source files is checked here.
16035 (read_graph_file): Only reverse order of functions for the current
16037 (make_gcov_file_name): Do not generate long names if input_name is
16039 (output_lines): If merging results do not display graph, data and
16041 Checking source file modification is done in find_source.
16043 * doc/gcov.texi: Append an s to sourcefile.
16045 2007-06-12 Bernd Schmidt <bernd.schmidt@analog.com>
16047 * config/bfin/bfin.md (UNSPEC_NOP): New constant.
16048 (forced_nop): New pattern.
16049 * config/bfin/bfin.c: Include "df.h".
16050 (add_to_reg): Use df_regs_ever_live_p instead of regs_ever_live.
16051 (bfin_discover_loop): Use df_get_live_in instead of
16052 global_live_at_start.
16053 (bfin_reorder_loops): Pass 0 to cfg_layout_initialize. Call
16054 df_analyze when done.
16055 (gen_one_bundle): Don't generate SEQUENCE insns, just put modes on
16056 the insns. Use QImode for the final insn in a bundle. Call
16057 df_insn_rescan on generated NOPs; use gen_forced_nop instead of
16059 (reorder_var_tracking_notes): New function.
16060 (bfin_reorg): Pass no argument to split_all_insns. Don't call
16061 update_life_info. Call df_analyze after scheduling and bundle
16062 generation. Call reorder_var_tracking_notes if generating these
16063 notes. Call df_finish_pass at the end.
16065 2007-06-12 Dirk Mueller <dmueller@suse.de>
16067 * optabs.c (debug_optab_libfuncs): fix gcc_assert to
16068 a comparison, not an assignment.
16070 2007-06-12 Olivier Hainque <hainque@adacore.com>
16072 * tree-nested.c (convert_local_reference): Handle VIEW_CONVERT_EXPR.
16073 Request walking the subtrees only, leaving the current is_lhs/val_only
16075 (convert_non_local_reference): Likewise.
16077 2007-06-12 Nathan Sidwell <nathan@codesourcery.com>
16079 * config/m68k/m68k-devices.def (52221, 52223, 5253): New.
16081 2007-06-12 Richard Guenther <rguenther@suse.de>
16083 PR tree-optimization/15353
16084 PR tree-optimization/31657
16085 * passes.c (init_optimization_passes): Add pass_tree_ifcombine.
16086 * timevar.def: Add TV_TREE_IFCOMBINE.
16087 * tree-pass.h (pass_tree_ifcombine): Declare.
16088 * tree-ssa-ifcombine.c: New file.
16089 * tree-ssa-phiopt.c (blocks_in_phiopt_order): Export.
16090 * tree-flow.h (blocks_in_phiopt_order): Declare.
16091 * Makefile.in (OBJS-common): Add tree-ssa-ifcombine.o.
16092 (tree-ssa-ifcombine.o): New dependencies.
16094 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16096 PR rtl-optimization/32293
16097 * combine.c (simplify_if_then_else): Truncate return from
16098 nonzero_bits() to correct mode.
16100 2007-06-12 Uros Bizjak <ubizjak@gmail.com>
16102 * fold-const (fold_binary) [RDIV_EXPR]: Also optimize a/cbrt(b/c)
16103 into a*cbrt(c/b) if flag_unsafe_math_optimizations is set.
16105 2007-06-11 Diego Novillo <dnovillo@google.com>
16107 * Makefile.in (reload1.o-warn): Remove.
16109 2007-06-11 Seongbae Park <seongbae.park@gmail.com>
16111 * combine.c (subst): Use reg_overlap_mentioned_p
16112 instead of comparing register numbers directly.
16114 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16116 * reload1.c (mark_home_live_1): Use the mode parameter.
16118 2007-06-11 Kenneth Zadeck <zadeck@naturalbridge.com>
16120 * df-scan.c (df_insn_delete, df_insn_rescan, df_insn_rescan_all,
16121 df_process_deferred_rescans, df_notes_rescan): Fixed spelling of
16123 * df-core.c: Ditto.
16125 2007-06-11 Daniel Berlin <dberlin@dberlin.org>
16127 * Merge dataflow-branch into mainline (see ChangeLog.dataflow)
16129 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16131 * config/i386/i386.md ("*movtf_internal): Penalize moves to and
16132 from integer registers.
16133 (FP mode splitters): Handle TFmode.
16135 2007-06-11 Eric Botcazou <ebotcazou@adacore.com>
16137 * tree-ssa-structalias.c (find_what_p_points_to): Return false
16138 for ref-all pointers that point-to anything.
16140 2007-06-11 Joseph Myers <joseph@codesourcery.com>
16142 * config/arm/arm.c (arm_output_dwarf_dtprel,
16143 TARGET_ASM_OUTPUT_DWARF_DTPREL): New.
16145 2007-06-11 Bernd Schmidt <bernd.schmidt@analog.com>
16147 * config/bfin/bfin.md (movdi_insn, movsi_insn, movv2hi_insn,
16148 movhi_insn, movqi_insn, movsf_insn, movdf_insn): Don't allow constant
16151 2007-06-11 Rafael Avila de Espindola <espindola@google.com>
16153 * tree.c (signed_or_unsigned_type_for): New.
16154 (unsigned_type_for): Use signed_or_unsigned_type_for.
16155 (signed_type_for): Use signed_or_unsigned_type_for.
16156 * tree.h (signed_or_unsigned_type_for): New.
16157 (get_signed_or_unsigned_type): Remove.
16158 * fold-const.c (fold_negate_expr): Use signed_type_for instead of
16159 lang_hooks.types.signed_type
16160 (size_diffop): Likewise.
16161 (all_ones_mask_p): Likewise.
16162 (build_range_check): Likewise.
16163 (fold_cond_expr_with_comparison): Likewise.
16164 (fold_cond_expr_with_comparison): Likewise.
16165 (unextend): Likewise.
16166 (extract_muldiv_1): Likewise.
16167 (fold_single_bit_test_into_sign_test): Likewise.
16168 (fold_binary): Likewise.
16169 (fold_ternary): Likewise.
16170 (operand_equal_for_comparison_p): Use signed_or_unsigned_type_for
16171 instead of get_signed_or_unsigned_type.
16172 * c-objc-common.h (LANG_HOOKS_SIGNED_TYPE): Remove.
16173 (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16174 * expr.c (signed_or_unsigned_type_for): Use
16175 signed_or_unsigned_type_for instead of get_signed_or_unsigned_type.
16176 * langhooks.c (get_signed_or_unsigned_type): Remove.
16177 (lhd_signed_or_unsigned_type): Remove.
16178 * langhooks.h (lang_hooks_for_types): Remove signed_type and
16179 signed_or_unsigned_type.
16180 (lhd_signed_or_unsigned_type): Remove.
16181 * expmed.c (make_tree): Use signed_type_for instead of
16182 lang_hooks.types.signed_type.
16183 * c-common.c (same_scalar_type_ignoring_signedness): Use
16184 c_common_signed_type instead of lang_hooks.types.signed_type.
16185 (c_common_unsigned_type): New.
16186 (c_common_signed_type): Just call c_common_signed_or_unsigned_type.
16187 (shorten_compare): Use c_common_unsigned_type instead of
16188 c_common_signed_or_unsigned_type.
16189 (c_common_nodes_and_builtins): Use c_common_unsigned_type instead of
16191 * convert.c (convert_to_integer): Use signed_type_for instead of
16192 lang_hooks.types.signed_type.
16193 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Remove.
16194 (LANG_HOOK_FOR_TYPES_INITIALIZER): Remove LANG_HOOKS_SIGNED_TYPE and
16195 LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE.
16196 * c-format.c (check_format_types): Use c_common_unsigned_type
16197 instead of unsigned_type_for.
16198 * c-decl.c (groakdeclarator): Likewise.
16199 * c-typeck.c (convert_for_assignment): Likewise.
16200 * c-common.h (c_common_unsigned_type): New.
16202 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16205 * config/i386/sse.md ("sse2_ashlti", "sse2_lshrti3"): Move ...
16206 * config/i386/i386.md ("sse2_ashlti", "sse2_lshrti3"): ... to here.
16208 2007-06-11 Uros Bizjak <ubizjak@gmail.com>
16210 PR middle-end/32279
16211 * fold-const (fold_binary) [RDIV_EXPR]: Optimize a/sqrt(b/c)
16212 into a*sqrt(c/b) if flag_unsafe_math_optimizations is set.
16214 2007-06-10 Jan Sjodin <jan.sjodin@amd.com>
16215 Sebastian Pop <sebpop@gmail.com>
16217 * lambda-code.c (remove_iv): New.
16218 (lambda_loopnest_to_gcc_loopnest): Use remove_iv.
16220 2007-06-10 Zdenek Dvorak <dvorakz@suse.cz>
16222 * tree-data-ref.c (dr_analyze_alias): Handle case smt is NULL.
16223 * tree-predcom.c (mark_virtual_ops_for_renaming): Exported.
16224 * tree-ssa-loop-prefetch.c: Include optabs.h.
16225 (FENCE_FOLLOWING_MOVNT): New macro.
16226 (struct mem_ref): Add independent_p and storent_p fields.
16227 (record_ref): Initalize the new fields.
16228 (gather_memory_references_ref): Return true if the reference
16230 (gather_memory_references): Check whether all memory accesses
16231 in loop were recorded.
16232 (should_issue_prefetch_p): Return false for nontemporal stores.
16233 (nontemporal_store_p, mark_nontemporal_store, emit_mfence_after_loop,
16234 may_use_storent_in_loop_p, mark_nontemporal_stores): New functions.
16235 (determine_loop_nest_reuse): Detect independent memory references.
16236 (loop_prefetch_arrays): Call mark_nontemporal_stores.
16237 * tree-flow.h (mark_virtual_ops_for_renaming): Declare.
16238 * Makefile.in (tree-ssa-loop-prefetch.o): Add OPTABS_H dependency.
16239 * config/i386/i386.h (x86_mfence): Declare.
16240 (FENCE_FOLLOWING_MOVNT): Return x86_mfence.
16241 * config/i386/i386.c (x86_mfence): New variable.
16242 (ix86_init_mmx_sse_builtins): Initialize x86_mfence.
16244 * tree-pretty-print.c (dump_generic_node): Mark nontemporal stores.
16245 * optabs.c (init_optabs): Initialize storent_optab.
16246 * optabs.h (enum optab_index): Add OTI_storent.
16247 (storent_optab): Declare.
16248 * genopinit.c (optabs): Add initialization for storent_optab.
16249 * tree.h (MOVE_NONTEMPORAL): New macro.
16250 * expr.c (expand_assignment, store_expr, store_constructor_field,
16251 store_constructor, store_field, expand_expr_real_1): Propagate
16252 nontemporality of the expanded store.
16253 (emit_storent_insn): New function.
16254 * expr.h (expand_assignment, store_expr): Declaration changed.
16255 * function.c (assign_parm_setup_reg): Pass false as nontemporality
16256 to expand_assignment.
16257 * stmt.c (expand_asm_expr): Ditto.
16258 * calls.c (initialize_argument_information): Pass false as
16259 nontemporality to store_expr.
16260 * config/i386/sse.md (storentv4sf, storentv2df, storentv2di,
16263 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16265 * tree-ssa-structalias.c (set_uids_in_ptset): Add is_deref'd
16267 (find_what_p_points_to): Pass new parameter to set_uids_in_ptset.
16269 2007-06-09 Daniel Berlin <dberlin@dberlin.org>
16271 * tree-data-ref.c (dr_may_alias_p): Check that decl_a != decl_b,
16272 and allow DECL_P here.
16274 2007-06-09 Zdenek Dvorak <dvorakz@suse.cz>
16276 * tree-scalar-evolution.c (follow_ssa_edge_in_rhs,
16277 follow_ssa_edge_in_condition_phi, follow_ssa_edge): Keep more precise
16278 track of the size of the expression.
16279 * cfghooks.c (merge_blocks): Remove block from loops structure only
16280 after call of the merge_blocks hook.
16282 2007-06-09 Tom Tromey <tromey@redhat.com>
16284 * c-decl.c (grokdeclarator): Added 'deprecated_state' argument.
16285 (deprecated_state): Removed.
16286 (start_decl): Update.
16287 (enum deprecated_states): Moved earlier.
16288 (groktypename): Update.
16289 (push_parm_decl): Likewise.
16290 (grokfield): Likewise.
16291 (start_function): Likewise.
16293 2007-06-09 Ian Lance Taylor <iant@google.com>
16295 PR tree-optimization/32169
16296 * tree-vrp.c (extract_range_from_unary_expr): For NOP_EXPR and
16297 CONVERT_EXPR, check whether min and max both converted to an
16298 overflow infinity representation.
16300 2007-06-08 Eric Botcazou <ebotcazou@adacore.com>
16302 * reload1.c (fixup_abnormal_edges): Clear bb field for insns
16303 not inserted on the edge.
16305 2007-06-08 Bob Wilson <bob.wilson@acm.org>
16307 * config/xtensa/lib1funcs.asm (__udivsi3): Use hardware divide
16308 instructions if they are supported.
16309 (__divsi3, __umodsi3, __modsi3): Likewise.
16310 (__ashldi3, __ashrdi3, __lshrdi3): New.
16311 * config/xtensa/t-xtensa (LIB1ASMFUNCS): Add DImode shift functions.
16313 2007-06-08 Harsha Jagasia <harsha.jagasia@amd.com>
16314 Tony Linthicum <tony.linthicum@amd.com>
16316 * doc/invoke.texi: Add fvect-cost-model flag.
16317 * common.opt (fvect-cost-model): New flag.
16318 * tree-vectorizer.c (new_stmt_vec_info): Initialize inside and outside
16319 cost fields in stmt_vec_info struct for STMT.
16320 * tree-vectorizer.h (stmt_vec_info): Define inside and outside cost
16321 fields in stmt_vec_info struct and access functions for the same.
16322 (TARG_COND_BRANCH_COST): Define cost of conditional branch.
16323 (TARG_VEC_STMT_COST): Define cost of any vector operation, excluding
16324 load, store and vector to scalar operation.
16325 (TARG_VEC_TO_SCALAR_COST): Define cost of vector to scalar operation.
16326 (TARG_VEC_LOAD_COST): Define cost of aligned vector load.
16327 (TARG_VEC_UNALIGNED_LOAD_COST): Define cost of misasligned vector load.
16328 (TARG_VEC_STORE_COST): Define cost of vector store.
16329 (vect_estimate_min_profitable_iters): Define new function.
16330 * tree-vect-analyze.c (vect_analyze_operations): Add a compile-time
16331 check to evaluate if loop iterations are less than minimum profitable
16332 iterations determined by cost model or minimum vect loop bound defined
16333 by user, whichever is more conservative.
16334 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Add a
16335 run-time check to evaluate if loop iterations are less than minimum
16336 profitable iterations determined by cost model or minimum vect loop
16337 bound defined by user, whichever is more conservative.
16338 (vect_estimate_min_profitable_iterations): New function to estimate
16339 mimimimum iterartions required for vector version of loop to be
16340 profitable over scalar version.
16341 (vect_model_reduction_cost): New function.
16342 (vect_model_induction_cost): New function.
16343 (vect_model_simple_cost): New function.
16344 (vect_cost_strided_group_size): New function.
16345 (vect_model_store_cost): New function.
16346 (vect_model_load_cost): New function.
16347 (vectorizable_reduction): Call vect_model_reduction_cost during
16349 (vectorizable_induction): Call vect_model_induction_cost during
16351 (vectorizable_load): Call vect_model_load_cost during analysis phase.
16352 (vectorizable_store): Call vect_model_store_cost during analysis phase.
16353 (vectorizable_call, vectorizable_assignment, vectorizable_operation,
16354 vectorizable_promotion, vectorizable_demotion): Call
16355 vect_model_simple_cost during analysis phase.
16357 2007-06-08 Simon Baldwin <simonb@google.com>
16359 * reg-stack.c (get_true_reg): Readability change. Moved default case
16360 label into direct switch statement scope.
16362 2007-06-08 Simon Baldwin <simonb@google.com>
16364 * tree-flow-inline.h (var_ann): Replaced erroneous '=' assignment
16365 in gcc_assert() with '==' comparison.
16367 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16369 * config/i386/i386.c (override_options): Merge TARGET_SSE4_2 and
16370 TARGET_ABM handling of x86_popcnt variable.
16372 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16374 * doc/extend.texi (X86 Built-in Functions): Document __builtin_fabsq,
16375 __builtin_copysignq and __builtin_infq built-in functions.
16377 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16379 * doc/extend.texi (X86 Built-in Functions): Add missing `@item's in
16380 SSE4.2 section. Correct built-in function names in SSE4A section.
16382 2007-06-08 Uros Bizjak <ubizjak@gmail.com>
16384 PR tree-optimization/32243
16385 * tree-vect-transform.c (vectorizable_type_promotion): Move check
16386 for ncopies after ratio check between nunits_out and nunits_in.
16387 (vectorizable_type_demotion): Remove single-use variable "scalar_type".
16389 2007-06-08 Dorit Nuzman <dorit@il.ibm.com>
16391 PR tree-optimization/32224
16392 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fail
16393 vectorization upon a non GIMPLE_MODIFY_STMT.
16395 2007-06-08 Christian Bruel <christian.bruel@st.com>
16398 * config/sh/sh.md (doloop_end): New pattern and splitter.
16399 * loop-iv.c (simple_rhs_p): Check for hardware registers.
16401 2007-06-08 Zdenek Dvorak <dvorakz@suse.cz>
16403 PR middle-end/32209
16404 * dominance.c (debug_dominance_tree, debug_dominance_tree_1): New
16406 (verify_dominators): Do not change dominance tree.
16408 2007-06-08 Kaz Kojima <kkojima@gcc.gnu.org>
16410 * config/sh/constraints.md: New file.
16411 * config/sh/sh.c: Include tm-constrs.h.
16412 (reg_class_from_letter): Remove.
16413 (prepare_cbranch_operands): Use satisfies_constraint_*
16414 function instead of macro.
16415 (andcosts, broken_move, sh_secondary_reload): Likewise.
16416 * config/sh/predicates.md (trapping_target_operand): Likewise.
16417 (and_operand, arith_operand, arith_reg_or_0_operand,
16418 cmp_operand, logical_operand, target_operand,
16419 ua_address_operand, ua_offset, xor_operand): Likewise.
16420 * config/sh/sh.md: Include constraints.md.
16421 (*movsicc_t_false): Use satisfies_constraint_* function
16423 (*movsicc_t_true, ashlsi3_std, ashlhi3_k, lshrsi3_m,
16424 lshrsi3_k, movsi_const_16bit+2, *movhi_media+1,
16425 movdi_const_16bit+1, beq, bne, *ptb): Likewise.
16426 * config/sh/sh.h (reg_class_from_letter): Remove prototype.
16427 (OVERRIDE_OPTIONS): Don't modify reg_class_from_letter.
16428 (REG_CLASS_FROM_CONSTRAINT): Remove.
16429 (CONSTRAINT_LEN, CONST_OK_FOR_I20, CONST_OK_FOR_I,
16430 CONST_OK_FOR_J, CONST_OK_FOR_K16, CONST_OK_FOR_K,
16431 CONST_OK_FOR_P27, CONST_OK_FOR_P, CONST_OK_FOR_M,
16432 CONST_OK_FOR_N, CONST_OK_FOR_CONSTRAINT_P,
16433 CONST_DOUBLE_OK_FOR_LETTER_P): Likewise.
16434 (SECONDARY_INOUT_RELOAD_CLASS): Use satisfies_constraint_*
16435 function instead of macro.
16436 (SECONDARY_INPUT_RELOAD_CLASS): Likewise.
16437 (EXTRA_CONSTRAINT_Q, EXTRA_CONSTRAINT_A,
16438 EXTRA_CONSTRAINT_Bsc, EXTRA_CONSTRAINT_B,
16439 EXTRA_CONSTRAINT_Css, EXTRA_CONSTRAINT_Csu): Remove.
16440 (IS_PC_RELATIVE_LOAD_ADDR_P): New macro.
16441 (IS_LITERAL_OR_SYMBOLIC_S16_P): Likewise.
16442 (IS_LITERAL_OR_SYMBOLIC_U16_P): Likewise.
16443 (IS_NON_EXPLICIT_CONSTANT_P): Likewise.
16444 (EXTRA_CONSTRAINT_Csy, EXTRA_CONSTRAINT_Z, EXTRA_CONSTRAINT_W,
16445 EXTRA_CONSTRAINT_Cpg, EXTRA_CONSTRAINT_C,
16446 EXTRA_MEMORY_CONSTRAINT, EXTRA_CONSTRAINT_Sr0,
16447 EXTRA_CONSTRAINT_Sua, EXTRA_CONSTRAINT_S,
16448 EXTRA_CONSTRAINT_STR): Likewise.
16449 (GO_IF_LEGITIMATE_INDEX): Fix indentation.
16451 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16453 * config/i386/darwin.h (STACK_BOUNDARY): Define.
16455 2007-06-07 Simon Martin <simartin@users.sourceforge.net>
16458 * c-common.h (flag_cpp0x): Replaced by...
16459 (cxx_dialect): ... this new variable specifying the C++ dialect that
16461 * c-common.c (flag_cpp0x): Removed.
16462 (cxx_dialect): Defined.
16463 * c-cppbuiltin.c (c_cpp_builtins): flag_cpp0x rewritten in terms of
16465 * c-opts.c (c_common_post_options): Likewise.
16466 (set_std_cxx98): Set cxx_dialect to cxx98.
16467 (set_std_cxx0x): Set cxx_dialect to cxx0x.
16469 2007-06-07 Geoffrey Keating <geoffk@apple.com>
16470 Hui-May Chang <hm.chang@apple.com>
16472 * doc/invoke.texi (Darwin Options): Update documentation for
16473 -mmacosx-version-min.
16474 * config.gcc (*-*-darwin*): Set extra_gcc_objs.
16475 * config/darwin-driver.c: New file.
16476 * config/darwin.h (GCC_DRIVER_HOST_INITIALIZATION): New.
16477 * config/t-darwin (darwin-driver.o): New rule.
16479 * config/darwin-c.c (version_as_macro): Ignore low digit.
16481 2007-06-07 Uros Bizjak <ubizjak@gmail.com>
16483 * config/i386/i386.md (standard sse constant splitter): Handle TFmode.
16484 (negtf2, abstf2, *absnegtf2_sse): New insn patterns.
16485 (CSGNMODE): New mode macro.
16486 (CSGNVMODE): New mode attribute.
16487 (copysign<mode>3): Rename from copysingsf3 and copysigndf3. Macroize
16488 expander using CSGNMODE mode macro. Handle TFmode.
16489 (copysign<mode>3_const): Rename from copysignsf3_const and
16490 copysigndf3_const. Macroize pattern using CSGNMODE mode macro.
16492 (copysign<mode>3_var): Rename from copysignsf3_var and
16493 copysigndf3_var. Macroize pattern using CSGNMODE mode macro.
16495 (copysign<mode>3_var splitter): Macroize pattern using CSGNMODE
16496 mode macro. Handle TFmode.
16497 * config/i386/sse.md (andtf3, *andtf3, *nandtf3): New insn patterns.
16498 (iortf3, *iortf3): Ditto.
16499 (xortf3, *xortf3): Ditto.
16500 * config/i386/i386.c (ix86_build_signbit_mask): Create scalar
16501 TFmode and TImode masks.
16502 (ix86_expand_copysign): Expand TFmode copysign insn.
16503 (IX86_BUILTIN_INFQ): New.
16504 (IX86_BUILTIN_FABSQ): Ditto.
16505 (IX86_BUILTIN_COPYSIGNQ): Ditto.
16506 (ix86_init_mmx_sse_builtins) [__builtin_infq]: New builtin definition.
16507 [__builtin_fabsq]: Ditto.
16508 [__builtin_copysignq]: Ditto.
16509 (ix86_expand_builtin) [IX86_BUILTIN_INFQ]: Expand builtin.
16510 [IX86_BUILTIN_FABSQ]: Expand builtin using ix86_expand_unop_builtin().
16511 [IX86_BUILTIN_COPYSIGNQ]: Expand builtin using
16512 ix86_expand_binop_builtin().
16514 2007-06-07 Bob Wilson <bob.wilson@acm.org>
16516 * config/xtensa/lib1funcs.asm: Clean up whitespace.
16518 2007-06-07 Steve Ellcey <sje@cup.hp.com>
16521 * rtl.h (push_to_sequence2): New.
16522 * emit-rtl.c (push_to_sequence2): New.
16523 * function.c (assign_parm_data_all): Add new fields.
16524 (assign_parm_setup_block): Call push_to_sequence2 instead of
16526 (assign_parm_setup_reg): Ditto.
16527 (assign_parm_setup_stack): Ditto.
16528 (assign_parms_unsplit_complex): Ditto.
16529 (assign_parms): Change field name.
16531 2007-06-07 Zdenek Dvorak <dvorakz@suse.cz>
16533 PR tree-optimization/32220
16534 * tree-predcom.c (eliminate_temp_copies): Handle the case that loop
16535 phi node is reached before defining statement.
16537 2007-06-06 Andrew Pinski <andrew_pinski@playstation.sony.com>
16540 * tree-vect-transform.c (vectorizable_call): Call update_stmt
16541 after changing the right hand side of the assignment.
16543 2007-06-06 Eric Christopher <echristo@apple.com>
16545 * config.gcc (i?86-*-darwin*): Remove arch parameter.
16546 (x86_64-*-darwin*): Ditto.
16547 * config/i386/darwin.h (TARGET_SUBTARGET32_ISA_DEFAULT): Define.
16548 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
16550 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16552 * tree-ssa-alias-warnings.c (maybe_add_match): Cast according to the
16553 coding conventions.
16554 (add_key): Likewise.
16555 * tree-ssa.c (init_tree_ssa): Use type safe memory macros.
16556 * tree-ssa-ccp.c (ccp_fold_builtin): Avoid using C++ keywords as
16558 * tree-ssa-coalesce.c (find_coalesce_pair): Use type safe memory
16560 (add_cost_one_coalesce): Likewise.
16561 * tree-ssa-copy.c (merge_alias_info): Avoid using C++ keywords as
16562 variable names. Rename orig to orig_name for consistency.
16563 * tree-ssa-dom.c (dom_thread_across_edge): Cast according to the
16564 coding conventions.
16565 (cprop_into_successor_phis): Avoid using C++ keywords as variable
16567 (record_equivalences_from_stmt): Likewise.
16568 * tree-ssa-dse.c (dse_initialize_block_local_data): Cast according to
16569 the coding conventions.
16570 (memory_ssa_name_same): Likewise.
16571 (dse_optimize_stmt): Likewise.
16572 (dse_record_phis): Likewise.
16573 (dse_finalize_block): Likewise.
16574 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Avoid using C++
16575 keywords as variable names.
16576 (may_move_till): Cast according to the coding conventions.
16577 (force_move_till_expr): Avoid using C++ keywords as variable names.
16578 (force_move_till): Cast according to the coding conventions.
16579 (memref_hash): Likewise.
16580 (memref_eq): Likewise.
16581 (gather_mem_refs_stmt): Likewise.
16582 * tree-ssa-loop-ivopts.c (contains_abnormal_ssa_name_p): Avoid
16583 using C++ keywords as variable names.
16584 (idx_find_step): Cast according to the coding conventions.
16585 (idx_record_use): Likewise.
16586 (find_depends): Likewise.
16587 (prepare_decl_rtl): Likewise.
16588 (mbc_entry_hash): Likewise.
16589 (mbc_entry_eq): Likewise.
16590 * tree-ssa-loop-niter.c (SWAP): Use the correct the type for tmp.
16591 (simplify_replace_tree): Avoid using C++ keywords as variable names.
16592 (idx_infer_loop_bounds): Cast according to the coding conventions.
16593 * tree-ssa-loop-prefetch.c (idx_analyze_ref): Likewise.
16594 * tree-ssa-math-opts.c (occ_new ): Likwise.
16595 * tree-ssanames.c (duplicate_ssa_name_ptr_info): Use type safe memory
16597 * tree-ssa-operands.c (add_def_op): Avoid using C++ keywords as
16599 (add_use_op): Likewise.
16600 (add_vop): Likewise.
16601 (add_vuse_op): Likewise.
16602 (add_vdef_op): Likewise.
16603 (get_expr_operands): Likewise.
16604 (push_stmt_changes): Use type safe memory macros.
16605 * tree-ssa-phiopt.c (replace_phi_edge_with_variable): Avoid using C++
16606 keywords as variable names.
16607 (conditional_replacement): Likewise.
16608 (minmax_replacement): Likewise.
16609 (abs_replacement): Likewise.
16610 * tree-ssa-pre.c (create_expression_by_pieces): Cast according to the
16611 coding conventions.
16612 (insert_fake_stores): Avoid using C++ keywords as variable names.
16613 * tree-ssa-reassoc.c (add_to_ops_vec): Cast according to the coding
16615 * tree-ssa-structalias.c (heapvar_lookup): Likewise.
16616 (heapvar_insert): Use type safe memory macros.
16617 (new_var_info): Cast according to the coding conventions.
16618 (new_constraint): Likewise.
16619 (remove_preds_and_fake_succs): Use type safe memory macros.
16620 * tree-ssa-threadupdate.c (thread_block): Cast according to the coding
16622 (thread_single_edge): Likewise.
16623 (thread_through_loop_header): Likewise.
16625 2007-06-06 Eric Christopher <echristo@apple.com>
16627 * config/i386/i386.c (override_options): Move handling
16628 of TARGET_SUBTARGET* earlier.
16630 2007-06-06 Paolo Bonzini <bonzini@gnu.org>
16632 * genmodes.c (tagged_printf, emit_insn_modes_h): Don't
16635 2007-06-06 Zdenek Dvorak <dvorakz@suse.cz>
16637 * haifa-sched.c (restore_bb_notes): Clear bb field of the notes
16638 emited outside of basic block.
16639 * cfgbuild.c (find_bb_boundaries): Clear bb field for insns between
16640 the created blocks.
16641 * rtl.h (delete_insn_chain): Declaration changed.
16642 * cfgrtl.c (delete_insn_chain): Add option to clear bb field for
16644 (rtl_delete_block, rtl_merge_blocks): Pass true to delete_insn_chain.
16645 (delete_insn_chain_and_edges, try_redirect_by_replacing_jump,
16646 rtl_tidy_fallthru_edge, cfg_layout_merge_blocks): Pass false
16647 to delete_insn_chain.
16648 (rtl_verify_flow_info_1): Verify that the insns in header and footer
16649 do not have bb field set.
16650 (rtl_verify_flow_info): Verify that insns between basic blocks do not
16652 * recog.c (peephole2_optimize): Add argument to delete_insn_chain call.
16653 * cfgcleanup.c (try_optimize_cfg): Ditto.
16655 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16657 * lambda-code.c (struct lambda_lattice_s): Add a name to the struct.
16658 (lambda_body_vector_new): Use type safe memory macros.
16659 (lambda_linear_expression_new): Likewise.
16660 (lambda_loopnest_new): Likewise.
16661 (lambda_lattice_new): Likewise.
16662 (replace_uses_equiv_to_x_with_y): Cast according to the coding
16663 conventions. Use type safe memory macros.
16664 * lambda.h (struct lambda_trans_matrix_s): Add a name to the struct.
16665 (lambda_body_vector_s): Likewise.
16666 * lambda-mat.c (lambda_matrix_new): Use type safe memory macros.
16667 * lambda-trans.c (lambda_trans_matrix_new): Likewise.
16669 2007-06-06 Richard Guenther <rguenther@suse.de>
16671 * tree-ssa-forwprop.c (forward_propagate_into_cond): Return 2
16672 if we need to schedule cfg_cleanup.
16673 (tree_ssa_forward_propagate_single_use_vars): Do so.
16675 2007-06-06 Ian Lance Taylor <iant@google.com>
16677 * fold-const.c (merge_ranges): If range_successor or
16678 range_predecessor fail, just return 0.
16680 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16682 PR tree-optimization/32216
16683 * tree-vectorizer.c (supportable_widening_operation): Determine
16684 signedness of FIX_TRUNC_EXPR from output operand.
16685 (supportable_narrowing_operation): Ditto.
16686 * tree-vect-generic.c (expand_vector_operations_1): Determine
16687 signedness of VEC_UNPACK_FLOAT_HI_EXPR and VEC_UNPACK_FLOAT_LO_EXPR
16688 from input operand.
16690 2007-06-06 Thomas Neumann <tneumann@users.sourceforge.net>
16692 * config/i386/i386.c (enum pta_flags): Move out of struct scope...
16693 (struct pta): ...from here. Change flags to unsigned to avoid
16694 excessive casting (as it is used as a bit mask).
16695 (override_options): Add casts according to the coding convenventions.
16696 (x86_64_elf_unique_section): Likewise.
16697 (examine_argument): Avoid using C++ keywords as variable names.
16698 (construct_container): Likewise.
16699 (legitimize_pic_address): Likewise.
16700 (get_dllimport_decl): Cast according to the coding conventions. Use
16701 type safe memory macros.
16702 (legitimize_address): Cast according to the coding conventions.
16703 (emit_i387_cw_initialization): Corrected the type of slot to enum
16705 (ix86_init_machine_status): Use type safe memory macros.
16706 (bdesc_pcmpestr): Use UNKNOWN instead of integer 0.
16707 (bdesc_pcmpistr): Likewise.
16708 (bdesc_crc32): Likewise.
16709 (bdesc_sse_3arg): Likewise.
16710 (bdesc_2arg): Likewise.
16711 (bdesc_1arg): Likewise.
16712 (ix86_expand_sse_pcmpestr): Cast according to the coding conventions.
16713 (ix86_expand_sse_pcmpistr): Likewise.
16714 (ix86_expand_vec_set_builtin): Use EXPAND_NORMAL instead of integer 0.
16715 (ix86_builtin_vectorized_function): Change the type of fn to unsigned
16716 int to match the langhook definition.
16717 (ix86_builtin_conversion): Change the type of code to unsigned init to
16718 match the langhook definition.
16719 (ix86_preferred_reload_class): Avoid using C++ keywords as variable
16721 (ix86_preferred_output_reload_class): Likewise.
16722 (ix86_cannot_change_mode_class): Likewise.
16723 (ix86_memory_move_cost): Likewise.
16724 (ix86_rtx_costs): Cast the outer_code parameter to enum rtx_code to
16725 avoid excessive casting later on.
16726 (x86_output_mi_thunk): Avoid using C++ keywords as variable names.
16728 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16730 * config/i386/sse.md (sse4_2_pcmpestr_cconly): Prefer pcmpestrm
16731 as flags setting insn.
16732 (sse4_2_pcmpistr_cconly): Prefer pcmpistrm as flags setting insn.
16734 2007-06-06 Uros Bizjak <ubizjak@gmail.com>
16736 * config/i386/i386.md (UNSPEC_ROUNDP, UNSPEC_ROUNDS): Remove.
16737 (UNSPEC_ROUND): New.
16738 ("sse4_1_round<mode>2"): New insn pattern.
16739 ("rint<mode>2"): Expand using "sse4_1_round<mode>2" pattern for
16741 ("floor<mode>2"): Rename from floordf2 and floorsf2. Macroize
16742 expander using SSEMODEF mode macro. Expand using
16743 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16744 ("ceil<mode>2"): Rename from ceildf2 and ceilsf2. Macroize
16745 expander using SSEMODEF mode macro. Expand using
16746 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16747 ("btrunc<mode>2"): Rename from btruncdf2 and btruncsf2. Macroize
16748 expander using SSEMODEF mode macro. Expand using
16749 "sse4_1_round<mode>2" pattern for SSE4.1 targets.
16750 * config/i386/sse.md ("sse4_1_roundpd", "sse4_1_roundps"): Use
16751 UNSPEC_ROUND instead of UNSPEC_ROUNDP.
16752 ("sse4_1_roundsd", "sse4_1_roundss"): Use UNSPEC_ROUND instead of
16755 2007-06-06 Jan Sjodin <jan.sjodin@amd.com>
16756 Sebastian Pop <sebpop@gmail.com>
16758 * lambda.h (build_linear_expr): New.
16759 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression):
16760 Use build_linear_expr, call fold and force_gimple_operand.
16761 (lambda_loopnest_to_gcc_loopnest): Check that there is
16762 something to insert.
16763 * testsuite/gcc.dg/tree-ssa/ltrans-6.c: New.
16765 2007-06-05 Joerg Wunsch <j.gnu@uriah.heep.sax.de>
16767 PR preprocessor/23479
16768 * doc/extend.texi: Document the 0b-prefixed binary integer
16769 constant extension.
16771 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16773 PR tree-optimization/32215
16774 * tree-vectorizer.c (supportable_widening_operation): Return false
16775 for unsupported FIX_TRUNC_EXPR tree code.
16776 (supportable_narrowing_operation): Ditto for FLOAT_EXPR tree code.
16778 2007-06-06 Nathan Froyd <froydnj@codesourcery.com>
16780 * config/rs6000/rs6000.h (FIXED_SCRATCH): Use r0 as a scratch
16781 register on SPE targets. Change documentation to reflect
16783 * config/rs6000/rs6000.c (rs6000_conditional_register_usage):
16784 Change FIXED_SCRATCH to 14 and document why we're keeping r14
16785 out of the register allocation pool.
16786 (rs6000_reg_live_or_pic_offset_p): New function.
16787 (rs6000_emit_prologue): Move the actual saving of LR up to free
16788 r0 for holding r11. Split saving of SPE 64-bit registers into
16789 its own case. Ensure that offsets will always be in-range for
16790 'evstdd' by using r11 as a scratch register to point at the start
16791 of the SPE save area. Save r11 if necessary, as it is the static
16793 (rs6000_emit_epilogue): Split restoring of SPE 64-bit registers
16794 into its own case. Ensure that offsets will always be in-range
16795 for 'evldd' by using r11 as a scratch register to point at the
16796 start of the SPE save area. Also adjust r11 when restoring
16797 the stack pointer to compensate for pre-loading r11.
16799 2007-06-05 Thomas Neumann <tneumann@users.sourceforge.net>
16801 * cfg.c (init_flow): Use type safe memory macros.
16802 (alloc_block): Likewise.
16803 (unchecked_make_edge): Likewise.
16804 (dump_flow_info): Avoid using C++ keywords as variable names.
16805 (copy_original_table_clear): Cast according to the coding conventions.
16806 (copy_original_table_set): Likewise.
16807 * cfgexpand (label_rtx_for_bb): Likewise.
16808 (expand_gimple_basic_block): Likewise.
16809 * cfghooks.c (dump_bb): Likewise.
16810 (lv_adjust_loop_header_phi): Avoid using C++ keywords as
16812 (lv_add_condition_to_bb): Likewise.
16813 * cfglayout (relink_block_chain): Cast according to the coding
16815 (fixup_reorder_chain): Likewise.
16816 (fixup_fallthru_exit_predecessor): Likewise.
16817 * cfgloop.c (glb_enum_p): Likewise.
16818 (get_exit_description): Likewise.
16819 (dump_recorded_exit): Likewise.
16820 * cfgloop.h (enum loop_estimation): Move out of struct scope...
16821 (struct loop): ... from here.
16822 * cfgloopmanip.c (rpe_enum_p): Cast according to the coding
16824 * cfgrtl.c (rtl_create_basic_block): Likewise.
16825 (rtl_split_block): Likewise.
16826 (rtl_dump_bb): Likewise.
16827 (cfg_layout_split_block): Likewise.
16828 (init_rtl_bb_info): Use typesafe memory macros.
16830 * graphds.h (struct graph_edge): Renamed edge to graph_edge.
16831 * graphds.h: Updated all usages of edge to graph_edge.
16832 * graphds.c: Likewise.
16833 * cfgloopanal.c: Likewise.
16835 2007-06-05 Ian Lance Taylor <iant@google.com>
16837 * tree-vrp.c (compare_values_warnv): Check TREE_NO_WARNING on a
16838 PLUS_EXPR or MINUS_EXPR node before setting *strict_overflow_p.
16839 (extract_range_from_assert): Set TREE_NO_WARNING when creating an
16841 (test_for_singularity): Likewise.
16843 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16845 * config/i386/constraints.md ("Y2"): Replaced by ...
16847 * config/i386/i386.md: Likewise.
16848 * config/i386/mmx.md: Likewise.
16849 * config/i386/sse.md: Likewise.
16851 2007-06-05 H.J. Lu <hongjiu.lu@intel.com>
16853 * config/i386/constraints.md ("z"): Replaced by ...
16855 * config/i386/sse.md (sse4_1_blendvpd): Likewise.
16856 (sse4_1_blendvps): Likewise.
16857 (sse4_1_pblendvb): Likewise.
16858 (sse4_2_pcmpestr): Likewise.
16859 (sse4_2_pcmpestrm): Likewise.
16860 (sse4_2_pcmpestr_cconly): Likewise.
16861 (sse4_2_pcmpistr): Likewise.
16862 (sse4_2_pcmpistrm): Likewise.
16863 (sse4_2_pcmpistr_cconly): Likewise.
16865 2007-06-05 Razya Ladelsky <razya@il.ibm.com>
16867 * matrix-reorg.c (transform_access_sites): Fix computation.
16868 (transform_allocation_sites): Same.
16870 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16872 * config/i386/i386.c (override_options): Use
16873 TARGET_SUBTARGET32_ISA_DEFAULT to select default ix86_isa_flags.
16875 2007-06-05 Uros Bizjak <ubizjak@gmail.com>
16877 * config/i386/predicates.md (reg_not_xmm0_operand): New predicate.
16878 (nonimm_not_xmm0_operand): Ditto.
16879 * config/i386/sse.md ("sse4_1_blendvpd"): Use "reg_not_xmm0_operand"
16880 as operand[0] and operand[1] predicate. Use "nonimm_not_xmm0_operand"
16881 as operand[2] predicate. Require "z" class XMM register for
16882 operand[3]. Adjust asm template.
16883 ("sse4_1_blendvpd"): Ditto.
16884 ("sse4_1_pblendvb"): Ditto.
16885 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Do not
16886 force op2 into xmm0 register for variable blend instructions.
16888 2007-06-04 Tom Tromey <tromey@redhat.com>
16890 * c-tree.h (start_enum): Update.
16891 (build_enumerator): Likewise.
16892 * c-decl.c (enum_next_value): Removed.
16893 (enum_overflow): Likewise.
16894 (start_enum): Add c_enum_contents argument. Don't use globals.
16895 (build_enumerator): Likewise.
16896 * c-tree.h (struct c_enum_contents): New struct.
16898 2007-06-04 Tom Tromey <tromey@redhat.com>
16900 * c-common.c (c_common_get_alias_set): Fix indentation.
16902 2007-06-04 Ian Lance Taylor <iant@google.com>
16904 * tree-vrp.c (adjust_range_with_scev): When loop is not expected
16905 to overflow, reduce overflow infinity to regular infinity.
16906 (vrp_var_may_overflow): New static function.
16907 (vrp_visit_phi_node): Check vrp_var_may_overflow.
16909 2007-06-04 Kazu Hirata <kazu@codesourcery.com>
16911 * stor-layout.c (layout_type): Remove duplicate code.
16913 2007-06-04 Uros Bizjak <ubizjak@gmail.com>
16916 * c-common.c (c_define_builtins): Call targetm.init_builtins ()
16917 before build_common_builtin_nodes ().
16919 2007-06-04 Steve Ellcey <sje@cup.hp.com>
16922 * cfgrtl.c (rtl_verify_flow_info): Skip notes when looking for barrier.
16924 2007-06-04 Jan Hubicka <jh@suse.cz>
16926 * tree-predcom.c (replace_ref_with, initialize_root_vars_lm,
16927 reassociate_to_the_same_stmt): Call build_gimple_modify_stmt
16928 instead of _stat version.
16930 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16932 PR tree-optimization/32194
16933 * tree-predcom.c (determine_offset): Check that both references have
16936 2007-06-03 Zdenek Dvorak <dvorakz@suse.cz>
16938 * cfgloopmanip.c (remove_path, loopify, duplicate_loop_to_header_edge):
16939 Change dom_bbs to vector. Add argument to iterate_fix_dominators call.
16940 * loop-unroll.c (unroll_loop_runtime_iterations): Ditto.
16941 * tree-cfg.c (tree_duplicate_sese_region): Change doms to vector.
16942 Add argument to iterate_fix_dominators call.
16943 (remove_edge_and_dominated_blocks): Pass vector to bbs_to_fix_dom.
16944 * gcse.c (hoist_code): Change domby to vector.
16945 * cfghooks.c (make_forwarder_block): Change doms_to_fix to vector.
16946 Add argument to iterate_fix_dominators call.
16947 * loop-doloop.c (doloop_modify): Changed recount_dominator to
16948 recompute_dominator.
16949 * lambda-code.c (perfect_nestify): Ditto.
16950 * cfgloopanal.c: Include graphds.h.
16951 (struct edge, struct vertex, struct graph, dump_graph, new_graph,
16952 add_edge, dfs, for_each_edge, free_graph): Moved to graphds.c.
16953 (mark_irreducible_loops): Use graphds_scc. Remove argument from
16955 * graphds.c: New file.
16956 * graphds.h: New file.
16957 * dominance.c: Include vecprim.h, pointer-set.h and graphds.h.
16958 (get_dominated_by, get_dominated_by_region): Change return type to
16960 (verify_dominators): Recompute all dominators and compare the results.
16961 (recount_dominator): Renamed to ...
16962 (recompute_dominator): ... this. Do not check that the block is
16963 dominated by entry.
16964 (iterate_fix_dominators): Reimplemented.
16965 (prune_bbs_to_update_dominators, root_of_dom_tree,
16966 determine_dominators_for_sons): New functions.
16967 * et-forest.c (et_root): New function.
16968 * et-forest.h (et_root): Declare.
16969 * Makefile.in (graphds.o): Add.
16970 (cfgloopanal.o): Add graphds.h dependency.
16971 (dominance.o): Add graphds.h, vecprim.h and pointer-set.h dependency.
16972 * basic-block.h (get_dominated_by, get_dominated_by_region,
16973 iterate_fix_dominators): Declaration changed.
16974 (recount_dominator): Renamed to ...
16975 (recompute_dominator): ... this.
16976 * tree-ssa-threadupdate.c (thread_block): Free dominance info.
16977 (thread_through_all_blocks): Do not free dominance info.
16979 2007-06-03 Andreas Schwab <schwab@suse.de>
16981 * config/m68k/m68k.c (override_options): Don't override
16983 * config/m68k/m68k-modes.def (SF, DF): Define to use
16984 motorola_single_format and motorola_double_format, resp.
16985 * real.c (motorola_single_format): Renamed from
16986 coldfire_single_format.
16987 (motorola_double_format): Renamed from coldfire_double_format.
16988 (encode_ieee_extended): Generate a proper canonical NaN image
16989 respecting canonical_nan_lsbs_set.
16990 (ieee_extended_motorola_format): Set canonical_nan_lsbs_set to
16992 * real.h: Adjust declarations.
16994 2007-06-03 Kaz Kojima <kkojima@gcc.gnu.org>
16997 * config/sh/sh.md (symGOT_load): Don't schedule insns when
16998 the symbol is generated with the stack protector.
17000 2007-06-03 Kazu Hirata <kazu@codesourcery.com>
17002 * config/m68k/m68k.c (m68k_attribute_table): Add "interrupt".
17003 (m68k_get_function_kind): Return m68k_fk_interrupt_handler on
17005 * doc/extend.texi (interrupt): Mention m68k.
17007 2007-06-02 Uros Bizjak <ubizjak@gmail.com>
17009 * config/i386/i386.c (ix86_expand_sse_4_operands_builtin): Call
17010 safe_vector_operand() if input operand is VECTOR_MODE_P operand.
17011 (ix86_expand_sse_pcmpestr): Do not check operands for
17012 "register_operand", when insn operand predicate is "register_operand".
17013 (ix86_expand_sse_pcmpistr): Ditto.
17015 2007-06-02 H.J. Lu <hongjiu.lu@intel.com>
17016 Uros Bizjak <ubizjak@gmail.com>
17018 * config/i386/i386.h (enum reg_class) [SSE_FIRST_REG]: New.
17019 (SSE_CLASS_P): Use reg_class_subset_p between SSE_REGS.
17020 (REG_CLASS_NAMES): Add "FIRST_SSE_REG" string.
17021 (REG_CLASS_CONTENTS): Add members of FIRST_SSE_REG class.
17022 * config/i386/constraints.md ("z"): New register constraint
17023 for members of SSE_FIRST_REG class.
17024 * config/i386/i386-modes.def (CCA, CCC, CCO, CCS): New compare modes.
17025 * config/i386/i386.c (regclass_map): Change class of %xmm0 to
17026 SSE_FIRST_REG class.
17027 (put_condition_code) [EQ, NE]: Output suffixes for new compare modes.
17028 (ix86_cc_modes_compatible): Handle CCA, CCC, CCO and CCS modes.
17029 (IX86_BUILTIN_PCMPESTRI128): New for SSE4.2.
17030 (IX86_BUILTIN_PCMPESTRM128): Likewise.
17031 (IX86_BUILTIN_PCMPESTRA128): Likewise.
17032 (IX86_BUILTIN_PCMPESTRC128): Likewise.
17033 (IX86_BUILTIN_PCMPESTRO128): Likewise.
17034 (IX86_BUILTIN_PCMPESTRS128): Likewise.
17035 (IX86_BUILTIN_PCMPESTRZ128): Likewise.
17036 (IX86_BUILTIN_PCMPISTRI128): Likewise.
17037 (IX86_BUILTIN_PCMPISTRM128): Likewise.
17038 (IX86_BUILTIN_PCMPISTRA128): Likewise.
17039 (IX86_BUILTIN_PCMPISTRC128): Likewise.
17040 (IX86_BUILTIN_PCMPISTRO128): Likewise.
17041 (IX86_BUILTIN_PCMPISTRS128): Likewise.
17042 (IX86_BUILTIN_PCMPISTRZ128): Likewise.
17043 (struct builtin_description): Change "flag" field to unsigned.
17044 (bdesc_pcmpestr): New builtin description table.
17045 (bdesc_pcmpistr): Likewise.
17046 (ix86_init_mmx_sse_builtins): Define int_ftype_v16qi_int_v16qi_int_int,
17047 v16qi_ftype_v16qi_int_v16qi_int_int and int_ftype_v16qi_v16qi_int.
17048 Initialize pcmp[ei]str[im] insns for SSE4.2.
17049 (ix86_expand_sse_pcmpestr): New subroutine of ix86_expand_builtin.
17050 (ix86_expand_sse_pcmpistr): Likewise.
17051 (ix86_expand_builtin): Expand pcmp[ei]str[im] builtins for SSE4.2.
17052 * config/i386/i386.md (UNSPEC_PCMPESTR): New for SSE4.2.
17053 (UNSPEC_PCMPISTR): Likewise.
17054 * config/i386/sse.md (sse4_2_pcmpestr): New insn patern and splitter.
17055 (sse4_2_pcmpestri):New isns pattern.
17056 (sse4_2_pcmpestrm): Likewise.
17057 (sse4_2_pcmpestr_cconly): Likewise.
17058 (sse4_2_pcmpistr): New insn patern and splitter.
17059 (sse4_2_pcmpistri):New isns pattern.
17060 (sse4_2_pcmpistrm): Likewise.
17061 (sse4_2_pcmpistr_cconly): Likewise.
17062 * config/i386/smmintrin.h: Enable pcmp[ei]str[im] intrinsics
17065 2007-06-01 David Daney <ddaney@avtrex.com>
17067 * config/mips/mips.c (mips_output_mi_thunk): Only load gp if not
17068 LOADGP_ABSOLUTE and not binds_local_p.
17070 2007-06-01 Geoffrey Keating <geoffk@apple.com>
17072 * config/darwin.h (LINK_SPEC): Pass -fpie through to the linker.
17074 2007-06-01 Ian Lance Taylor <iant@google.com>
17076 * tree-vrp.c (compare_name_with_value): Always set
17077 used_strict_overflow if we get a result from the variable itself.
17079 2007-06-01 Ian Lance Taylor <iant@google.com>
17081 PR rtl-optimization/31455
17082 * lower-subreg.c (find_decomposable_subregs): Don't decompose
17083 subregs which have a cast between modes which are not tieable.
17085 2007-06-01 Uros Bizjak <ubizjak@gmail.com>
17087 * expr.c (force_operand) [DIV, MOD, UDIV, UMOD, ASHIFTRT]: Remove
17088 breaks after return statements.
17090 2007-06-01 Kaz Kojima <kkojima@gcc.gnu.org>
17092 * config/sh/sh.c (fpscr_set_from_mem): Call get_free_reg
17093 only after no_new_pseudos.
17095 2007-05-31 Eric Christopher <echristo@apple.com>
17097 * expr.c (convert_move): Assert that we don't have a BLKmode
17099 (store_expr): Handle BLKmode moves by calling emit_block_move.
17101 2007-05-31 Daniel Berlin <dberlin@dberlin.org>
17103 * c-typeck.c (build_indirect_ref): Include type in error message.
17104 (build_binary_op): Pass types to binary_op_error.
17105 * c-common.c (binary_op_error): Take two type arguments, print out
17107 * c-common.h (binary_op_error): Update prototype.
17109 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17111 * config/i386/i386.c: Correct coments on -mno-sse4.
17113 2007-05-31 H.J. Lu <hongjiu.lu@intel.com>
17115 * config.gcc (i[34567]86-*-*): Add nmmintrin.h to extra_headers.
17116 (x86_64-*-*): Likewise.
17117 * config/i386/i386.c (OPTION_MASK_ISA_MMX_UNSET): New.
17118 (OPTION_MASK_ISA_3DNOW_UNSET): Likewise.
17119 (OPTION_MASK_ISA_SSE_UNSET): Likewise.
17120 (OPTION_MASK_ISA_SSE2_UNSET): Likewise.
17121 (OPTION_MASK_ISA_SSE3_UNSET): Likewise.
17122 (OPTION_MASK_ISA_SSSE3_UNSET): Likewise.
17123 (OPTION_MASK_ISA_SSE4_1_UNSET): Likewise.
17124 (OPTION_MASK_ISA_SSE4_2_UNSET): Likewise.
17125 (OPTION_MASK_ISA_SSE4): Likewise.
17126 (OPTION_MASK_ISA_SSE4_UNSET): Likewise.
17127 (OPTION_MASK_ISA_SSE4A_UNSET): Likewise.
17128 (ix86_handle_option): Use OPTION_MASK_ISA_*_UNSET. Handle SSE4.2.
17129 (override_options): Support SSE4.2.
17130 (ix86_build_const_vector): Support SImode and DImode.
17131 (ix86_build_signbit_mask): Likewise.
17132 (ix86_expand_int_vcond): Support V2DImode.
17133 (IX86_BUILTIN_CRC32QI): New for SSE4.2.
17134 (IX86_BUILTIN_CRC32HI): Likewise.
17135 (IX86_BUILTIN_CRC32SI): Likewise.
17136 (IX86_BUILTIN_CRC32DI): Likewise.
17137 (IX86_BUILTIN_PCMPGTQ): Likewise.
17138 (bdesc_crc32): Likewise.
17139 (bdesc_sse_3arg): Likewise.
17140 (ix86_expand_crc32): Likewise.
17141 (ix86_init_mmx_sse_builtins): Support SSE4.2.
17142 (ix86_expand_builtin): Likewise.
17143 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
17144 __SSE4_2__ for -msse4.2.
17145 * config/i386/i386.md (UNSPEC_CRC32): New for SSE4.2.
17146 (CRC32MODE): Likewise.
17147 (crc32modesuffix): Likewise.
17148 (crc32modeconstraint): Likewise.
17149 (sse4_2_crc32<mode>): Likewise.
17150 (sse4_2_crc32di): Likewise.
17151 * config/i386/i386.opt (msse4.2): New for SSE4.2.
17153 * config/i386/nmmintrin.h: New. The dummy SSE4.2 intrinsic header file.
17154 * config/i386/smmintrin.h: Add SSE4.2 intrinsics.
17155 * config/i386/sse.md (sse4_2_gtv2di3): New pattern for SSE4.2.
17156 (vcond<mode>): Use SSEMODEI instead of SSEMODE124.
17157 (vcondu<mode>): Likewise.
17158 * doc/extend.texi: Document SSE4.2 built-in functions.
17159 * doc/invoke.texi: Document -msse4.2/-msse4.
17161 2007-05-31 Zdenek Dvorak <dvorakz@suse.cz>
17163 PR tree-optimization/32160
17164 * tree-predcom.c (predcom_tmp_var): New function. Mark created
17165 variable as gimple reg.
17166 (initialize_root_vars, initialize_root_vars_lm): Use predcom_tmp_var.
17168 2007-05-31 Kazu Hirata <kazu@codesourcery.com>
17170 * gcc.c (main): Don't consider linker options when issuing the
17171 warning about a linker input file not being used.
17173 2007-05-30 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
17175 * tree-vrp.c (compare_names): Initialize sop.
17177 2007-05-30 Dirk Mueller <dmueller@suse.de>
17179 * cgraphunit.c (cgraph_analyze_function): Remove
17180 computation of inline parameters.
17182 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17184 * config/i386/darwin.h (TARGET_SUBTARGET_DEFAULT): Undef before define.
17186 2007-05-30 Richard Sandiford <richard@codesourcery.com>
17188 * config.gcc (arm-wrs-vxworks): Remove dbxelf.h from tm_file.
17189 Add vx-common.h. Include vxworks.h between vx-common.h and
17191 * config/vx-common.h (DWARF2_UNWIND_INFO): Undefine before
17193 * config/vxworks.h (TARGET_ASM_CONSTRUCTOR): Likewise.
17194 (TARGET_ASM_DESTRUCTOR): Likewise.
17195 * config/arm/vxworks.h (TARGET_OS_CPP_BUILTINS): Check arm_arch_xscale
17196 instead of arm_is_xscale. Use VXWORKS_OS_CPP_BUILTINS.
17197 (OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
17198 (CC1_SPEC): Add -tstrongarm. Line up backslashes.
17199 (VXWORKS_ENDIAN_SPEC): Define.
17200 (ASM_SPEC): Add VXWORKS_ENDIAN_SPEC.
17201 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine to their
17202 VXWORKS_* equivalents.
17203 (LINK_SPEC): Likewise, but add VXWORKS_ENDIAN_SPEC.
17204 (ASM_FILE_START): Delete.
17205 (TARGET_VERSION): Reformat.
17206 (FPUTYPE_DEFAULT, FUNCTION_PROFILER): Define.
17207 (DEFAULT_STRUCTURE_SIZE_BOUNDARY): Define.
17208 * config/arm/t-vxworks (LIB1ASMSRC, LIB1ASMFUNCS): Define.
17209 (FPBIT, DPBIT): Define.
17210 (fp-bit.c, dp-bit.c): New rules.
17211 (MULTILIB_OPTIONS): Add strongarm, -mrtp and -mrtp/-fPIC multilibs.
17212 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Define.
17213 * config/arm/arm-protos.h (arm_emit_call_insn): Declare.
17214 * config/arm/arm.h: Include vxworks-dummy.h.
17215 * config/arm/arm.c (arm_elf_asm_constructor, arm_elf_asm_destructor):
17216 Mark with ATTRIBUTE_UNUSED.
17217 (arm_override_options): Do not allow VxWorks RTP PIC to be used
17218 for Thumb. Force r9 to be the PIC register for VxWorks RTPs and
17219 make it incompatible with -msingle-pic-base.
17220 (arm_function_ok_for_sibcall): Return false for calls that might
17221 go through a VxWorks PIC PLT entry.
17222 (require_pic_register): New function, split out from...
17223 (legitimize_pic_address): ...here. Do not use GOTOFF accesses
17225 (arm_load_pic_register): Handle the VxWorks RTP initialization
17226 sequence. Use pic_reg as a shorthand for cfun->machine->pic_reg.
17227 (arm_emit_call_insn): New function.
17228 (arm_assemble_integer): Do not use GOTOFF accesses for VxWorks RTP.
17229 * config/arm/arm.md (UNSPEC_PIC_OFFSET): New unspec number.
17230 (pic_offset_arm): New pattern.
17231 (call, call_value): Use arm_emit_call_insn.
17232 (call_internal, call_value_internal): New expanders.
17233 * config/arm/lib1funcs.asm (__PLT__): Define to empty for
17234 VxWorks unless __PIC__.
17236 2007-05-30 Eric Christopher <echristo@gmail.com>
17238 * genrecog.c: Include regs.h in generated file.
17239 * genemit.c: Ditto. Fix up formatting.
17240 * config/mn10300/constraints.md: New.
17241 * config/mn10300/mn10300.md: Include.
17242 * config/mn10300/mn10300.c(mn10300_secondary_reload_class):
17243 Fix up for removed macro.
17244 * config/mn10300/predicates.md (call_address_operand): Ditto.
17245 * config/mn10300/mn10300.h (REG_CLASS_FROM_LETTER): Delete.
17246 (CONST_OK_FOR_I): Ditto.
17247 (CONST_OK_FOR_J): Ditto.
17248 (CONST_OK_FOR_K): Ditto.
17249 (CONST_OK_FOR_L): Ditto.
17250 (CONST_OK_FOR_M): Ditto.
17251 (CONST_OK_FOR_N): Ditto.
17252 (CONST_DOUBLE_OK_FOR_LETTER_P): Ditto.
17256 (EXTRA_CONSTRAINT): Ditto.
17258 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17260 * config/i386/i386.h (MASK_64BIT, MASK_MMX, MASK_3DNOW*, MASK_SSE*):
17262 * config/i386/biarch.h (TARGET_64BIT_DEFAULT): Define to
17263 OPTION_MASK_ISA_64BIT.
17264 * config/i386/i386.c: Rename MASK_* macros to OPTION_MASK_ISA_*.
17266 2007-05-30 Richard Guenther <rguenther@suse.de>
17268 PR middle-end/32152
17269 * gimplify.c (gimplify_omp_atomic_pipeline): Use correct
17270 types for comparison.
17271 * fold-const.c (fold_comparison): Call maybe_canonicalize_comparison
17272 with original typed arguments.
17273 * config/i386/i386.c (ix86_gimplify_va_arg): Fix type mismatches.
17275 2007-05-30 Jakub Jelinek <jakub@redhat.com>
17277 PR tree-optimization/31769
17278 * except.c (duplicate_eh_regions): Clear prev_try if
17279 ERT_MUST_NOT_THROW region is inside of ERT_TRY region.
17281 2007-05-30 Zdenek Dvorak <dvorakz@suse.cz>
17283 * tree-scalar-evolution.c (scev_const_prop): Do not create labels.
17284 * tree-ssa-sink.c (statement_sink_location): Return basic block and
17285 bsi of the location where statements should be inserted.
17286 (sink_code_in_bb): Take bsi from statement_sink_location.
17287 * lambda-code.c (lambda_loopnest_to_gcc_loopnest): Use bsi_after_labels
17288 instead of bsi_start.
17289 * tree-profile.c (tree_gen_ic_func_profiler): Pass BSI_NEW_STMT to
17291 * tree-cfg.c (bsi_move_after): Pass BSI_NEW_STMT to bsi_insert_after.
17292 (bsi_move_before): Document inconsistency with bsi_move_after.
17293 (tree_redirect_edge_and_branch): Do not create labels if not necessary.
17295 2007-05-30 Uros Bizjak <ubizjak@gmail.com>
17297 * config/i386/i386.h (TARGET_ABM): New define.
17298 (TARGET_POPCNT): Ditto.
17299 (TARGET_64BIT, TARGET_MMX, TARGET_3DNOW, TARGET_3DNOW_A, TARGET_SSE*):
17300 New temporary defines to redefine from OPTION_ISA_* defines.
17301 (MASK_64BIT, MASK_MMX, MASK_3DNOW, MASK_3DNOW_A, MASK_SSE*):
17302 New temporary defines to redefine from OPTION_MASK_ISA_* defines.
17303 (ix86_isa_flags): New extern int declaration.
17304 (TARGET_SUBTARGET_DEFAULT): New define.
17305 (TARGET_SUBTARGET_ISA_DEFAULT): Ditto.
17306 (TARGET_SUBTARGET32_DEFAULT): Ditto.
17307 (TARGET_SUBTARGET32_ISA_DEFAULT): Ditto.
17308 (TARGET_SUBTARGET64_ISA_DEFAULT): Ditto.
17309 * config/i386/unix.h: Undef TARGET_SUBTARGET_DEFAULT before define.
17310 * config/i386/darwin.h: Change TARGET_64BIT define to
17313 * config/i386/i386.opt (m3dnowa): Define as undocumented option
17314 using existing "ix86_isa_flags" varible.
17315 (m32, m64): Use existing "ix86_isa_flags" variable.
17316 (mmmx, m3dnow): Ditto.
17317 (msse, msse2, msse3, mssse3, msse4.1, msse4a): Ditto.
17318 (mabm): Define as non-negative option using "x86_abm" variable.
17319 (mpopcnt): Define as non-negative option using "x86_popcnt" variable.
17321 * config/i386/i386.c (ix86_arch_features) [X86_ARCH_CMOVE]:
17322 Rewrite feature test bitmap.
17323 (ix86_isa_flags): New initialized global int varible.
17324 (ix86_isa_flags_explicit): New static int variable.
17325 (ix86_handle_option): Set "ix86_isa_flags_explicit" when mmmx, m3dnow,
17326 msse, msse2, msse3, msse4.1 and msse4a option is processed. Change
17327 i86_isa_flags and ix86_isa_flags_explicit, not target_flags and
17328 target_flags_explicit.
17329 (override_options): Remove "target_enable" and "target_disable" fields
17330 from "struct ptt". Update processor_target_table accordingly. Remove
17331 PTA_PREFETCH_SSE from processor_alias_table entry if PTE_SSE is
17332 defined and rearrange PTA_* bits. Use "ix86_isa_flags" instead of
17333 "target_flags" and "ix86_isa_flags_explicit" instead of
17334 "target_flags_explicit" when masked with MASK_64BIT, MASK_MMX,
17335 MASK_3DNOW, MASK_3DNOW_A or MASK_SSE*. Set "x86_abm" to true when
17336 PTA_ABM is set in processor_alias_table flags entry. Set "x86_popcnt"
17337 to true when either of PTA_POPCNT or PTA_ABM is set in
17338 processor_alias_table flags entry. Set "x86_prefetch_sse" to true
17339 when either of PTA_PREFETCH_SSE or PTA_SSE is set in
17340 processor_alias_table flags entry. Remove handling of
17341 "target_enable" and "target_disable" fields of processor_target_table.
17342 Mask "target_flags" with TARGET_SUBTARGET32_DEFAULT for 32-bit
17343 targets or with TARGET_SUBTARGET64_DEFAULT for 64-bit targets.
17344 Mask "ix86_isa_flags" with TARGET_SUBTARGET32_ISA_DEFAULT for 32-bit
17345 targets or with TARGET_SUBTARGET64_ISA_DEFAULT for 64-bit targets.
17346 (def_builtin): Mask "mask" variable with "ix86_isa_flags", not
17348 (TARGET_DEFAULT_TARGET_FLAGS): Do not include TARGET_64BIT_DEFAULT.
17350 2007-05-29 David Daney <ddaney@avtrex.com>
17353 * config/mips/mips.c (mips_output_mi_thunk): Emit
17354 NOTE_INSN_PROLOGUE_END at beginning of the thunk.
17356 2007-05-29 Hui-May Chang <hm.chang@apple.com>
17357 * config/i386/i386.c (ix86_function_regparm): Added checking of
17358 ix86_force_align_arg_pointer to determine the number of
17359 register parameters.
17361 2007-05-29 Zdenek Dvorak <dvorakz@suse.cz>
17363 * tree-vectorizer.h (DR_MISALIGNMENT): Cast aux to integer.
17364 (SET_DR_MISALIGNMENT): New.
17365 * tree-vect-analyze.c (vect_compute_data_ref_alignment,
17366 vect_update_misalignment_for_peel, vect_enhance_data_refs_alignment):
17367 Use SET_DR_MISALIGNMENT.
17368 * tree-predcom.c (split_data_refs_to_components): Cast dr->aux from
17370 * tree-data-ref.c (create_data_ref, compute_all_dependences,
17371 find_loop_nest): Export.
17372 * tree-data-ref.h (struct data_reference): Change aux field to pointer.
17373 (create_data_ref, compute_all_dependences, find_loop_nest): Declare.
17374 * tree-ssa-loop-prefetch.c: Include tree-data-ref.h.
17375 (L1_CACHE_SIZE_BYTES, L2_CACHE_SIZE_BYTES, NONTEMPORAL_FRACTION):
17377 (struct mem_ref): Add field reuse_distance.
17378 (find_or_create_group, record_ref): Use XNEW instead of xcalloc.
17379 Initialize reuse_distance field.
17380 (issue_prefetch_ref): Select temporality of prefetch according to
17382 (volume_of_references, volume_of_dist_vector, add_subscript_strides,
17383 self_reuse_distance, determine_loop_nest_reuse): New functions.
17384 (loop_prefetch_arrays): Call determine_loop_nest_reuse.
17385 (tree_ssa_prefetch_arrays): Dump L2 cache size.
17386 * Makefile.in (tree-ssa-loop-prefetch.o): Add TREE_DATA_REF_H
17389 2007-05-29 Daniel Berlin <dberlin@dberlin.org>
17391 * tree-ssa-alias.c: Add aliasing overview.
17393 2007-05-29 Zuxy Meng <zuxy.meng@gmail.com>
17394 Danny Smith <dannysmith@users.sourceforge.net>
17397 * config/i386/t-crtfm: Compile crtfastmath.o with
17398 -minline-all-stringops.
17399 * config/i386/cygwin.h (ENDFILE_SPECS): Add crtfastmath.o.
17400 * config/i386/mingw32.h (ENDFILE_SPECS): Add crtfastmath.o.
17402 2007-05-28 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
17404 * doc/md.texi: Document constraints on HP PA-RISC.
17406 * pa/constraints.md: New file.
17407 * pa.md: Include constraints.md.
17408 * pa.c (cint_ok_for_move): Avoid using CONST_OK_FOR_LETTER_P.
17409 (integer_store_memory_operand, ldil_cint_p): New functions.
17410 * pa-protos.h (integer_store_memory_operand, ldil_cint_p): Declare.
17411 * pa.h (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
17412 IS_RELOADING_PSEUDO_P, EXTRA_CONSTRAINT): Remove.
17413 * pa32-regs.h (REG_CLASS_FROM_LETTER): Remove.
17414 * pa64-regs.h (REG_CLASS_FROM_LETTER): Remove.
17416 2007-05-28 Andrew Pinski <Andrew_pinski@playstation.sony.com>
17419 * c-typeck.c (build_unary_op <case PREINCREMENT_EXPR,
17420 case POSTINCREMENT_EXPR, case PREDECREMENT_EXPR,
17421 case POSTDECREMENT_EXPR>): Return the error_mark_node
17422 if either the real or imaginary parts would an
17425 2007-05-28 Daniel Berlin <dberlin@dberlin.org>
17427 * tree-ssa-dce.c (eliminate_unnecessary_stmts): Release LHS SSA
17428 name when we remove it from a call.
17430 2007-05-28 Kazu Hirata <kazu@codesourcery.com>
17432 * targhooks.c (default_narrow_bitfield): Remove.
17433 * targhooks.h: Remove the prototype for
17434 default_narrow_bitfield.
17436 * langhooks-def.h: Remove the prototype for
17437 hook_get_alias_set_0.
17438 * langhooks.c (hook_get_alias_set_0): Remove.
17440 * global.c (EXECUTE_IF_CONFLICT): Remove.
17442 2007-05-28 Andrew Pinski <andrew_pinski@playstation.sony.com>
17445 * fold-const.c (tree_expr_nonnegative_warnv_p): Don't
17446 return true when truth_value_p is true and the type
17449 2007-05-28 Gerald Pfeifer <gerald@pfeifer.com>
17451 * doc/install.texi (Prerequisites): We no longer require Autoconf
17452 2.13 for the top-level.
17454 2007-05-28 Uros Bizjak <ubizjak@gmail.com>
17456 * target/i386/i386.c (ix86_expand_vector_move): Expand unaligned
17457 memory access via x86_expand_vector_move_misalign() only for
17458 TImode values on 32-bit targets.
17460 2007-05-28 Razya Ladelsky <razya@il.ibm.com>
17462 * matrix-reorg.c: New file. Implement matrix flattening and
17463 transposing optimization.
17464 * tree-pass.h: Add matrix reorg pass.
17465 * common.opt: Add fipa-mreorg flag.
17466 * Makefile.in: Add matrix-reorg.c.
17467 * passes.c: Add matrix reorg pass.
17468 * varpool.c (add_new_static_var): New function.
17469 * cgraph.h (add_new_static_var): Declare.
17471 2007-05-27 Eric Christopher <echristo@apple.com>
17473 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update
17474 sp_offset depending on stack size. Save r12 depending
17475 on registers we're saving later.
17476 (rs6000_emit_epilogue): Update sp_offset depending only
17479 2007-05-27 Zdenek Dvorak <dvorakz@suse.cz>
17481 * tree-vrp.c (execute_vrp): Do not check whether current_loops == NULL.
17482 * tree-chrec.c (evolution_function_is_invariant_rec_p): Ditto.
17483 * ifcvt.c (if_convert): Ditto.
17484 * tree-ssa-threadupdate.c (thread_block): Ditto.
17485 (thread_through_all_blocks): Ditto. Assert that loops were analysed.
17486 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa,
17487 verify_loop_closed_ssa): Check number_of_loops instead of
17489 * predict.c (tree_estimate_probability): Ditto.
17490 * tree-if-conv.c (main_tree_if_conversion): Ditto.
17491 * tree-ssa-loop-ch.c (copy_loop_headers): Ditto.
17492 * modulo-sched.c (sms_schedule): Ditto.
17493 * tree-scalar-evolution.c (scev_const_prop): Ditto.
17494 (scev_finalize): Do not do anything if scev analysis was not
17496 * cfgloopanal.c (mark_irreducible_loops): Do not check whether
17497 current_loops == NULL.
17498 (mark_loop_exit_edges): Check number_of_loops instead of current_loops.
17499 * loop-init.c (loop_optimizer_init): Do not free current_loops when
17500 there are no loops.
17501 (loop_optimizer_finalize): Assert that loops were analyzed.
17502 (rtl_move_loop_invariants, rtl_unswitch, rtl_unroll_and_peel_loops,
17503 rtl_doloop): Check number_of_loops instead of current_loops.
17504 * tree-ssa-loop.c (tree_loop_optimizer_init): Do not check whether
17505 current_loops == NULL.
17506 (tree_ssa_loop_init, tree_ssa_loop_im, tree_ssa_loop_unswitch,
17507 gate_tree_vectorize tree_linear_transform, check_data_deps,
17508 tree_ssa_loop_ivcanon, tree_ssa_empty_loop, tree_ssa_loop_bounds,
17509 tree_complete_unroll, tree_ssa_loop_prefetch, tree_ssa_loop_ivopts):
17510 Check number_of_loops instead of current_loops.
17511 (tree_ssa_loop_done): Do not check whether current_loops == NULL.
17512 * tree-ssa-pre.c (fini_pre): Do not take do_fre argument. Always
17513 free loops if available.
17514 (execute_pre): Do not pass do_fre to fini_pre.
17516 2007-05-27 Tobias Burnus <burnus@net-b.de>
17518 PR middle-end/32083
17519 * real.c (mpfr_from_real): Fix sign of -Inf.
17521 2007-05-27 H.J. Lu <hongjiu.lu@intel.com>
17523 * tree-vect-transform.c (vectorizable_conversion): Initialize
17524 tree_code variables to ERROR_MARK.
17525 (vectorizable_type_demotion): Likewise.
17526 (vectorizable_type_promotion): Likewise.
17528 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17531 * config/i386/i386.md (movti): Handle push operands via
17532 ix86_expand_push().
17534 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17536 * basic-block.h: Remove the prototype for merge_seq_blocks.
17537 * cfgcleanup.c (merge_seq_blocks): Remove.
17539 * tree-flow.h: Remove the prototype for is_aliased_with.
17540 * tree-ssa-alias.c (is_aliased_with): Remove.
17542 2007-05-26 H.J. Lu <hongjiu.lu@intel.com>
17544 * config/i386/i386-protos.h (ix86_expand_sse4_unpack): New.
17546 * config/i386/i386.c (ix86_expand_sse4_unpack): New.
17548 * config/i386/sse.md (vec_unpacku_hi_v16qi): Call
17549 ix86_expand_sse4_unpack if SSE4.1 is enabled.
17550 (vec_unpacks_hi_v16qi): Likewise.
17551 (vec_unpacku_lo_v16qi): Likewise.
17552 (vec_unpacks_lo_v16qi): Likewise.
17553 (vec_unpacku_hi_v8hi): Likewise.
17554 (vec_unpacks_hi_v8hi): Likewise.
17555 (vec_unpacku_lo_v8hi): Likewise.
17556 (vec_unpacks_lo_v8hi): Likewise.
17557 (vec_unpacku_hi_v4si): Likewise.
17558 (vec_unpacks_hi_v4si): Likewise.
17559 (vec_unpacku_lo_v4si): Likewise.
17560 (vec_unpacks_lo_v4si): Likewise.
17562 2007-05-26 Kazu Hirata <kazu@codesourcery.com>
17564 * c-typeck.c, config/arm/arm.c, config/darwin.c,
17565 config/sh/symbian.c, gcc.c, ipa-cp.c, ipa-inline.c, loop-iv.c,
17566 omega.c, tree-ssa-loop-niter.c, treestruct.def: Fix typos and
17567 follow spelling conventions in various
17568 warning/error/diagnostic messages.
17570 * config/i386/i386.c, config/pa/pa.c, config/spu/spu.c,
17571 df-problems.c, df-scan.c, domwalk.c, ebitmap.c, ebitmap.h,
17572 fold-const.c, gcc.c, ipa-type-escape.c, omega.c, omega.h,
17573 tree-ssa-coalesce.c, tree-ssa-live.c, tree-ssa-structalias.c,
17574 tree-vrp.c: Fix comment typos. Follow spelling conventions.
17575 * doc/tm.texi: Follow spelling conventions.
17577 2007-05-25 Andrew Pinski <andrew_pinski@playstation.sony.com>
17580 * tree-ssa-forwprop.c
17581 (forward_propagate_addr_into_variable_array_index): Remove
17582 the lhs argument. Use the type of def_rhs instead of lhs.
17583 (forward_propagate_addr_expr_1): Update use of
17584 forward_propagate_addr_into_variable_array_index.
17586 2007-05-25 Sandra Loosemore <sandra@codesourcery.com>
17587 Nigel Stephens <nigel@mips.com>
17589 * config/mips/mips.c (mips_attribute_table): Add "near" and "far"
17590 function attributes, "far" being an alias for "long_call".
17591 (TARGET_COMP_TYPE_ATTRIBUTES): Define as mips_comp_type_attributes.
17592 (mips_near_type_p, mips_far_type_p): New.
17593 (mips_comp_type_attributes): New function to check that attributes
17594 attached to a function type are compatible.
17595 (mips_output_mi_thunk): Test SYMBOL_REF_LONG_CALL_P() rather than
17596 TARGET_LONG_CALLS when deciding whether we can do a direct sibcall
17597 to the target function of the thunk.
17598 (mips_encode_section_info): Check for "near" and "far" function
17599 attributes, and always set the SYMBOL_FLAG_LONG_CALL bit explicitly.
17601 * config/mips/predicates.md (const_call_insn_operand): Test only
17602 SYMBOL_REF_LONG_CALL_P() and not TARGET_LONG_CALLS.
17604 * doc/extend.texi (Function Attributes): Document MIPS "near" and
17607 * testsuite/gcc.target/mips/near-far-1.c: New test case.
17608 * testsuite/gcc.target/mips/near-far-2.c: New test case.
17609 * testsuite/gcc.target/mips/near-far-3.c: New test case.
17610 * testsuite/gcc.target/mips/near-far-4.c: New test case.
17612 2007-05-25 Eric Christopher <echristo@apple.com>
17614 * config.gcc: Add i386/t-fprules-softfp64 and soft-fp/t-softfp
17615 to x86-darwin configurations.
17616 * config/i386/t-darwin: Add softfp support.
17617 * config/i386/t-darwin64: Ditto.
17618 * config/i386/sfp-machine.h: If mach then don't use
17619 aliasing, emit a stub to call.
17621 2007-05-25 Kazu Hirata <kazu@codesourcery.com>
17623 * cfglayout.c, cgraphunit.c, config/avr/avr.c, fold-const.c,
17624 haifa-sched.c, optabs.h, tree-affine.c, tree-data-ref.c,
17625 tree-predcom.c, tree-ssa-alias-warnings.c,
17626 tree-ssa-forwprop.c, tree-vect-analyze.c, tree-vrp.c: Fix
17627 comment typos. Follow spelling conventions.
17628 * doc/cpp.texi, doc/invoke.texi: Fix typos.
17630 2007-05-26 Uros Bizjak <ubizjak@gmail.com>
17633 * target/i386/i386.c (ix86_expand_vector_move): Force SUBREGs of
17634 constants into memory. Expand unaligned memory references for
17635 SSE modes via x86_expand_vector_move_misalign() function.
17637 2007-05-25 Uros Bizjak <ubizjak@gmail.com>
17639 * config/i386/sse.md (*vec_extractv2di_1_sse2): Do not calculate
17640 "memory" attribute for "sseishft" type insn without operands[2].
17642 2007-05-25 Dirk Mueller <dmueller@suse.de>
17643 Marcus Meissner <meissner@suse.de>
17645 * doc/extend.texi (alloc_size): New attribute.
17646 * c-common.c (handle_alloc_size_attribute): New.
17647 * tree-object-size.c (alloc_object_size): Use alloc_size
17648 attribute, if available.
17650 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17652 * config/i386/i386.c (__builtin_ia32_vec_ext_v2df): Mark it
17654 (__builtin_ia32_vec_ext_v2di): Likewise.
17655 (__builtin_ia32_vec_ext_v4si): Likewise.
17656 (__builtin_ia32_vec_ext_v8hi): Likewise.
17657 (__builtin_ia32_vec_ext_v16qi): Likewise.
17658 (__builtin_ia32_vec_set_v8hi): Likewise.
17660 2007-05-25 H.J. Lu <hongjiu.lu@intel.com>
17662 * config/i386/sse.md (*vec_extractv2di_1_sse2): Correct shift.
17664 2007-05-25 Richard Sandiford <richard@codesourcery.com>
17666 * config/arm/arm-protos.h (arm_encode_call_attribute): Delete.
17667 (arm_is_longcall_p): Rename to...
17668 (arm_is_long_call_p): ...this. Take a single tree argument and
17670 * config/arm/arm.h (CALL_SHORT, CALL_LONG, CALL_NORMAL): Delete.
17671 (CUMULATIVE_ARGS): Remove call_cookie.
17672 (SHORT_CALL_FLAG_CHAR, LONG_CALL_FLAG_CHAR, ENCODED_SHORT_CALL_ATTR_P)
17673 (ENCODED_LONG_CALL_ATTR_P): Delete.
17674 (ARM_NAME_ENCODING_LENGTHS): Remove SHORT_CALL_FLAG_CHAR and
17675 LONG_CALL_FLAG_CHAR cases.
17676 (ARM_DECLARE_FUNCTION_SIZE): Delete.
17677 * config/arm/elf.h (ASM_DECLARE_FUNCTION_SIZE): Don't use
17678 ARM_DECLARE_FUNCTION_SIZE.
17679 * config/arm/arm.c (arm_init_cumulative_args): Don't set call_cookie.
17680 (arm_function_arg): Return const0_rtx for VOIDmode arguments.
17681 (arm_encode_call_attribute, current_file_function_operand): Delete.
17682 (arm_function_in_section_p): New function.
17683 (arm_is_longcall_p): Rename to...
17684 (arm_is_long_call_p): ...this. Take the target function as a single
17685 argument and return a bool. Do not rely on call cookies. Check
17686 whether the target symbol is in the same section as the current
17687 function, not just the same compilation unit.
17688 (arm_function_ok_for_sibcall): Use arm_is_long_call_p.
17689 (arm_encode_section_info): Don't encode a call type.
17690 * config/arm/arm.md (call, call_value): Update calls to
17691 arm_is_long(_)call_p. Simplify logic.
17692 (*call_symbol, *call_value_symbol, *call_insn, *call_value_insn):
17693 Update calls to arm_is_long(_)call_p.
17695 2007-05-25 Richard Guenther <rguenther@suse.de>
17697 PR tree-optimization/31982
17698 * tree-ssa-forwprop.c
17699 (forward_propagate_addr_into_variable_array_index): Handle arrays
17700 with element size one.
17702 2007-05-24 Andrew Pinski <andrew_pinski@playstation.sony.com>
17704 * config/spu/spu.md (smulsi3_highpart): Unshare the rtl chain.
17705 (umulsi3_highpart): Likewise.
17707 2007-05-24 Ian Lance Taylor <iant@google.com>
17709 PR rtl-optimization/32069
17710 * regclass.c (regclass): Don't crash if the entry in regno_reg_rtx
17713 2007-05-24 Ollie Wild <aaw@google.com>
17715 * doc/cpp.texi (Common Predefined Macros): Add __COUNTER__
17718 2007-05-24 Richard Sandiford <rsandifo@nildram.co.uk>
17720 * postreload-gcse.c (reg_changed_after_insn_p): New function.
17721 (oprs_unchanged_p): Use it to check all registers in a REG.
17722 (record_opr_changes): Look for clobbers in CALL_INSN_FUNCTION_USAGE.
17723 (reg_set_between_after_reload_p): Delete.
17724 (reg_used_between_after_reload_p): Likewise.
17725 (reg_set_or_used_since_bb_start): Likewise.
17726 (eliminate_partially_redundant_load): Use reg_changed_after_insn_p
17727 and reg_used_between_p instead of reg_set_or_used_since_bb_start.
17728 Use reg_set_between_p instead of reg_set_between_after_reload_p.
17729 * rtlanal.c (reg_set_p): Check whether REG overlaps
17730 regs_invalidated_by_call, rather than just checking the
17731 membership of REGNO (REG).
17733 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17735 * doc/passes.texi: Document predictive commoning.
17736 * doc/invoke.texi (-fpredictive-commoning): Document.
17737 * opts.c (decode_options): Enable flag_predictive_commoning on -O3.
17738 * tree-ssa-loop-im.c (get_lsm_tmp_name): Export. Allow
17739 adding indices to the generated name.
17740 (schedule_sm): Pass 0 to get_lsm_tmp_name.
17741 * tree-ssa-loop-niter.c (stmt_dominates_stmt_p): Export.
17742 * tree-pretty-print.c (op_symbol_1): Renamed to ...
17743 (op_symbol_code): ... and exported.
17744 (dump_omp_clause, op_symbol): Use op_symbol_code
17745 instead of op_symbol_1.
17746 * tree-pass.h (pass_predcom): Declare.
17747 * timevar.def (TV_PREDCOM): New timevar.
17748 * tree-ssa-loop.c (run_tree_predictive_commoning,
17749 gate_tree_predictive_commoning, pass_predcom): New.
17750 * tree-data-ref.c (find_data_references_in_loop): Find the
17751 references in dominance order.
17752 (canonicalize_base_object_address): Ensure that the result has
17754 (dr_analyze_innermost): Export.
17755 (create_data_ref): Code to fail for references with invariant
17757 (find_data_references_in_stmt): ... here.
17758 * tree-data-ref.h (dr_analyze_innermost): Declare.
17759 * tree-affine.c: Include tree-gimple.h and hashtab.h.
17760 (aff_combination_find_elt, name_expansion_hash,
17761 name_expansion_eq, tree_to_aff_combination_expand,
17762 double_int_constant_multiple_p, aff_combination_constant_multiple_p):
17764 * tree-affine.h (aff_combination_constant_multiple_p,
17765 tree_to_aff_combination_expand): Declare.
17766 * tree-predcom.c: New file.
17767 * common.opt (fpredictive-commoning): New option.
17768 * tree-flow.h (op_symbol_code, tree_predictive_commoning,
17769 stmt_dominates_stmt_p, get_lsm_tmp_name): Declare.
17770 * Makefile.in (tree-predcom.o): Add.
17771 (tree-affine.o): Add TREE_GIMPLE_H dependency.
17772 * passes.c (init_optimization_passes): Add dceloop after
17773 copy propagation in loop optimizer. Add predictive commoning
17774 to loop optimizer passes.
17776 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17778 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Correct
17781 2007-05-24 Jan Hubicka <jh@suse.cz>
17783 * gengenrtl.c (gendecl, gendef): Output the gens annotated for
17785 (genheader): Include statistics.h.
17787 * doc/invoke.texi (-fdump-unnumbered): Update docs when line number
17789 * print-rtl.c (flag_dump_unnumbered): Update comments.
17790 (print_rtl): Fix my previous change.
17791 * emit-rtl.c (emit_note_before, emit_note_after): Clear out note
17794 2007-05-24 Zdenek Dvorak <dvorakz@suse.cz>
17796 PR middle-end/32018
17797 * tree-ssa-threadupdate.c (thread_through_loop_header): Use
17799 (thread_through_all_blocks): Call initialize_original_copy_tables
17800 and free_original_copy_tables.
17801 * cfgloopmanip.c (duplicate_loop, duplicate_loop_to_header_edge):
17803 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
17804 * cfghooks.c (duplicate_block): Use get_loop_copy.
17805 * cfg.c: Include cfgloop.h.
17806 (loop_copy): New hash table.
17807 (initialize_original_copy_tables): Initialize loop_copy table.
17808 (free_original_copy_tables): Free loop_copy table.
17809 (copy_original_table_clear, copy_original_table_set,
17810 set_loop_copy, get_loop_copy): New functions.
17811 (set_bb_original, set_bb_copy): Use copy_original_table_set.
17812 * cfgloop.h (struct loop): Remove copy field.
17813 * Makefile.in (cfg.o): Add CFGLOOP_H dependency.
17814 * basic-block.h (set_loop_copy, get_loop_copy): Declare.
17816 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17818 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 for
17819 -msse/-msse2/-msse3.
17821 2007-05-24 H.J. Lu <hongjiu.lu@intel.com>
17823 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Mark
17824 __builtin_ia32_vec_set_v2di with MASK_64BIT.
17826 2007-05-24 Danny Smith <dannysmith@users.sourceforge.net>
17829 * doc/tm.texi (TARGET_MANGLE_DECL_ASSEMBLER_NAME): Document.
17830 * targhooks.h (default_mangle_decl_assembler_name): Declare
17832 * targhooks.c (default_mangle_decl_assembler_name): Define
17834 * target-def.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) New. Set to
17836 * target.h (struct gcc_target): Add mangle_decl_assembler_name field.
17837 * langhooks.c (lhd_set_decl_assembler_name): Call
17838 targetm.mangle_decl_assembler_name for names with global scope.
17840 * config/i386/cygming.h (TARGET_MANGLE_DECL_ASSEMBLER_NAME) Override
17842 (ASM_OUTPUT_DEF_FROM_DECLS): Simplify to use DECL_ASSEMBLER_NAME.
17843 * config/i386/i386-protos.h (i386_pe_mangle_decl_assembler_name):
17845 * config/i386/winnt.c (i386_pe_maybe_mangle_decl_assembler_name):
17846 New. Factored out of i386_pe_encode_section_info.
17847 (gen_stdcall_or_fastcall_suffix): Get name identifier as argument.
17848 Move check for prior decoration of stdcall
17849 symbols to i386_pe_encode_section_info.
17850 (i386_pe_encode_section_info): Adjust call to
17851 gen_stdcall_or_fastcall_suffix. Use
17852 i386_pe_maybe_mangle_decl_assembler_name, if needed.
17853 (i386_pe_mangle_decl_assembler_name): New. Wrap
17854 i386_pe_maybe_mangle_decl_assembler_name.
17856 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
17858 * c-common.c (c_common_signed_or_unsigned_type): Delay the check for
17859 INTEGRAL_TYPE_P and TYPE_UNSIGNED.
17860 * langhooks.c (get_signed_or_unsigned_type): Don't check for
17861 INTEGRAL_TYPE_P or TYPE_UNSIGNED.
17862 (lhd_signed_or_unsigned_type): Check for INTEGRAL_TYPE_P and
17865 2007-05-23 Sandra Loosemore <sandra@codesourcery.com>
17866 Nigel Stephens <nigel@mips.com>
17867 Richard Sandiford <richard@codesourcery.com>
17869 Fix up MIPS16 hard float and add support for complex.
17871 * config/mips/mips.h (TARGET_HARD_FLOAT_ABI): New.
17872 (TARGET_SOFT_FLOAT_ABI): New.
17873 (TARGET_CPU_CPP_BUILTINS): Define __mips_hard_float and
17874 __mips_soft_float to reflect the ABI in use, not whether the
17875 FPU is directly accessible (e.g., in MIPS16 mode).
17876 (UNITS_PER_HWFPVALUE): Use TARGET_SOFT_FLOAT_ABI.
17877 (UNITS_PER_FPVALUE): Likewise.
17879 * config/mips/mips.c (mips_expand_call): Remove redundant
17880 TARGET_MIPS16 check.
17881 (mips_arg_regno): New.
17882 (function_arg_advance): When setting bits in cum->fp_code for
17883 MIPS16, don't subtract 1 from cum->arg_number, since it is now
17885 (function_arg): Use mips_arg_regno.
17886 (mips_return_mode_in_fpr_p): New.
17887 (mips16_call_stub_mode_suffix): New.
17888 (mips16_cfun_returns_in_fpr_p): New.
17889 (mips_save_reg_p): Use mips16_cfun_returns_in_fpr_p.
17890 (mips_output_function_prologue): Test mips16_hard_float, not
17891 !TARGET_SOFT_FLOAT, to decide when a function stub is required.
17892 (mips_expand_epilogue): Call MIPS16 helper routines to copy
17893 return value into a floating-point register.
17894 (mips_can_use_return_insn): Use mips16_cfun_returns_in_fpr_p.
17895 (mips_function_value): Rewrite to use mips_return_mode_in_fpr_p.
17896 (mips16_fp_args): Handle MIPS32r2 ISA which supports
17897 TARGET_FLOAT64, and use mfhc1/mthc1 to copy the most significant
17898 word of double arguments from or to the high bits of 64-bit
17899 floating point registers.
17900 (build_mips16_function_stub): Fill in DECL_RESULT for stubdecl.
17901 (mips16_fpret_double): New helper function.
17902 (build_mips16_call_stub): Use mips16_return_mode_in_fpr_p. Add
17903 support for complex modes. Fill in DECL_RESULT for stubdecl.
17904 (mips_init_libfuncs): Remove redundant TARGET_MIPS16 check.
17906 * config/mips/mips16.S
17907 (RET, ARG1, ARG2): New.
17908 (MERGE_GPRf, MERGE_GPRt): New.
17909 (DELAYt, DELAYf): New.
17910 (MOVE_SF_BYTE0, MOVE_SI_BYTE0): New.
17911 (MOVE_SF_BYTE4, MOVE_SF_BYTE8): New.
17912 (MOVE_DF_BYTE0, MOVE_DF_BYTE8): New.
17913 (MOVE_SF_RET, MOVE_SC_RET, MOVE_DF_RET, MOVE_DC_RET, MOVE_SI_RET): New.
17914 (SFOP): Renamed to...
17915 (OPSF3): This, and macro-ified. Updated all uses.
17916 (SFOP2): Renamed to...
17917 (OPSF2): This, and macro-ified. Updated all uses.
17918 (SFCMP): Renamed to...
17919 (CMPSF): This, and macro-ified. Updated all uses.
17920 (SFREVCMP): Renamed to...
17921 (REVCMPSF): This, and macro-ified. Updated all uses.
17922 (__mips16_floatsisf, __mips16_fix_truncsfsi): Macro-ified.
17923 (LDDBL1, LDDBL2, RETDBL): Deleted.
17924 (DFOP): Renamed to...
17925 (OPDF3): This, and macro-ified. Updated all uses.
17926 (DFOP2): Renamed to...
17927 (OPDF2): This, and macro-ified. Updated all uses.
17928 (__mips16_extendsfdf2, __mips16_truncdfsf2): Macro-ified.
17929 (DFCMP): Renamed to...
17930 (CMPDF): This, and macro-ified. Updated all uses.
17931 (DFREVCMP): Renamed to...
17932 (REVCMPDF): This, and macro-ified. Updated all uses.
17933 (__mips16_floatsidf, __mips16_fix_truncdfsi): Macro-ified.
17934 (RET_FUNCTION): New.
17935 (__mips16_ret_sf, __mips16_ret_df): Macro-ified.
17936 (__mips16_ret_sc, __mips16_ret_dc): New.
17937 (STUB_ARGS_0, STUB_ARGS_1, STUB_ARGS_5, STUB_ARGS_9, STUB_ARGS_2,
17938 STUB_ARGS_6, STUB_ARGS_10): New.
17939 (CALL_STUB_NO_RET): New.
17940 (__mips16_call_stub_1): Macro-ified.
17941 (__mips16_call_stub_5): Macro-ified.
17942 (__mips16_call_stub_2): Macro-ified.
17943 (__mips16_call_stub_6): Macro-ified.
17944 (__mips16_call_stub_9): Macro-ified.
17945 (__mips16_call_stub_10): Macro-ified.
17946 (CALL_STUB_RET): New.
17947 (__mips16_call_stub_sf_0): Macro-ified.
17948 (__mips16_call_stub_sf_1): Macro-ified.
17949 (__mips16_call_stub_sf_5): Macro-ified.
17950 (__mips16_call_stub_sf_2): Macro-ified.
17951 (__mips16_call_stub_sf_6): Macro-ified.
17952 (__mips16_call_stub_sf_9): Macro-ified.
17953 (__mips16_call_stub_sf_10): Macro-ified.
17954 (__mips16_call_stub_df_0): Macro-ified.
17955 (__mips16_call_stub_df_1): Macro-ified.
17956 (__mips16_call_stub_df_5): Macro-ified.
17957 (__mips16_call_stub_df_2): Macro-ified.
17958 (__mips16_call_stub_df_6): Macro-ified.
17959 (__mips16_call_stub_df_9): Macro-ified.
17960 (__mips16_call_stub_df_10): Macro-ified.
17961 (__mips16_call_stub_sc_0): New.
17962 (__mips16_call_stub_sc_1): New.
17963 (__mips16_call_stub_sc_5): New.
17964 (__mips16_call_stub_sc_2): New.
17965 (__mips16_call_stub_sc_6): New.
17966 (__mips16_call_stub_sc_9): New.
17967 (__mips16_call_stub_sc_10): New.
17968 (__mips16_call_stub_dc_0): New.
17969 (__mips16_call_stub_dc_1): New.
17970 (__mips16_call_stub_dc_5): New.
17971 (__mips16_call_stub_dc_2): New.
17972 (__mips16_call_stub_dc_6): New.
17973 (__mips16_call_stub_dc_9): New.
17974 (__mips16_call_stub_dc_10): New.
17976 * config/mips/t-elf (LIB1ASMFUNCS): Add MIPS16 floating-point stubs.
17977 * config/mips/t-isa3264 (LIB1ASMFUNCS): Likewise.
17978 * config/mips/t-r2900 (LIB1ASMFUNCS): Likewise.
17980 2007-05-23 Ian Lance Taylor <iant@google.com>
17982 * doc/invoke.texi (Invoking GCC): Document that the order of the
17985 2007-05-23 Chen Liqin <liqin@sunnorth.com.cn>
17988 * config/score/misc.md (bitclr_c, bitset_c, bittgl_c): Remove.
17989 * config/score/predicate.md (const_pow2, const_npow2): Remove.
17990 * config/score/score.h (ASM_OUTPUT_EXTERNAL): Add ASM_OUTPUT_EXTERNAL
17994 * config/score/score.c (score_print_operand): Make sure that only
17995 lower bits are used.
17997 2007-05-22 Ian Lance Taylor <iant@google.com>
17999 * tree-vrp.c (avoid_overflow_infinity): New static function,
18000 broken out of set_value_range_to_value.
18001 (set_value_range_to_value): Call avoid_overflow_infinity.
18002 (extract_range_from_assert): Likewise.
18004 2007-05-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
18006 PR middle-end/31095
18007 * builtins.c (expand_builtin_memmove_args): Strip nops that don't
18008 change the type before looking for a COMPOUND_EXPR.
18010 2007-05-22 Ian Lance Taylor <iant@google.com>
18012 * lower-subreg.c (decompose_multiword_subregs): If we change an
18013 insn, call remove_retval_note on it.
18015 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18017 * regs.h (end_hard_regno): New function.
18018 (END_HARD_REGNO, END_REGNO): New macros.
18019 (add_to_hard_reg_set): New function.
18020 (remove_from_hard_reg_set): Likewise.
18021 (in_hard_reg_set_p): Likewise.
18022 (overlaps_hard_reg_set_p): Likewise.
18023 * bt-load.c (find_btr_reference): Use overlaps_hard_reg_set_p.
18024 (note_btr_set): Use END_HARD_REGNO.
18025 * caller-save.c (setup_save_areas): Use end_hard_regno.
18026 (mark_set_regs): Use END_HARD_REGNO.
18027 (add_stored_regs): Use end_hard_regno.
18028 (mark_referenced_regs): Use add_to_hard_reg_set.
18029 * combine.c (update_table_tick): Use END_REGNO.
18030 (record_value_for_reg): Likewise.
18031 (record_dead_and_set_regs): Likewise.
18032 (get_last_value_validate): Likewise.
18033 (use_crosses_set_p): Likewise.
18034 (reg_dead_at_p_1): Likewise.
18035 (reg_dead_at_p): Likewise.
18036 (mark_used_regs_combine): Use add_to_hard_reg_set.
18037 (move_deaths): Use END_HARD_REGNO.
18038 (reg_bitfield_target_p): Use end_hard_regno.
18039 (distribute_notes): Use END_HARD_REGNO.
18040 * cse.c (mention_regs): Use END_REGNO.
18041 (insert): Use add_to_hard_reg_set.
18042 (invalidate): Use END_HARD_REGNO.
18043 (invalidate_for_call): Likewise.
18044 (exp_equiv_p): Use END_REGNO.
18045 (cse_insn): Likewise.
18046 * cselib.c (cselib_invalidate_regno): Use end_hard_regno.
18047 * df-problems.c (df_urec_mark_reg_change): Use END_HARD_REGNO.
18048 * df-scan.c (df_ref_record): Use END_HARD_REGNO.
18049 * function.c (keep_stack_depressed): Use end_hard_regno.
18050 * global.c (global_alloc): Use end_hard_regno.
18051 (global_conflicts): Use add_to_hard_reg_set instead of
18053 (find_reg): Likewise.
18054 (mark_reg_store): Likewise.
18055 (mark_reg_conflicts): Likewise.
18056 (mark_reg_death): Use remove_from_hard_reg_set.
18057 (mark_reg_live_nc): Delete.
18058 (set_preference): Use end_hard_regno.
18059 * local-alloc.c (mark_life): Use add_to_hard_reg_set and
18060 remove_from_hard_reg_set.
18061 (post_mark_life): Use add_to_hard_reg_set.
18062 * mode-switching.c (reg_dies): Use remove_from_hard_reg_set.
18063 (reg_becomes_live): Use add_to_hard_reg_set.
18064 * recog.c (reg_fits_class_p): Use in_hard_reg_set_p.
18065 (peep2_find_free_register): Use add_to_hard_reg_set.
18066 * reg-stack.c (convert_regs_exit): Use END_HARD_REGNO.
18067 * regclass.c (record_reg_classes): Use in_hard_reg_set_p.
18068 * regrename.c (note_sets): Use add_to_hard_reg_set.
18069 (clear_dead_regs): Use remove_from_hard_reg_set.
18070 (regrename_optimize): Use add_to_hard_reg_set.
18071 (find_oldest_value_reg): Use in_hard_reg_set_p.
18072 * reload.c (push_reload): Use in_hard_reg_set_p and end_hard_regno.
18073 (hard_reg_set_here_p): Use end_hard_regno.
18074 (decompose): Likewise.
18075 (reg_overlap_mentioned_for_reload_p): Use END_HARD_REGNO.
18076 (find_equiv_reg): Use in_hard_reg_set_p and end_hard_regno.
18077 * reload1.c (compute_use_by_pseudos): Use add_to_hard_reg_set.
18078 (mark_home_live): Use end_hard_regno.
18079 (spill_hard_reg): Likewise.
18080 (clear_reload_reg_in_use): Likewise.
18081 * reorg.c (delete_prior_computation): Use END_REGNO.
18082 * resource.c (update_live_status): Use END_HARD_REGNO.
18083 (mark_referenced_resources): Use add_to_hard_reg_set.
18084 (mark_set_resources): Likewise.
18085 (mark_target_live_regs): Likewise. Use remove_from_hard_reg_set.
18086 * rtlanal.c (refers_to_regno_p): Use END_REGNO.
18087 (reg_overlap_mentioned_p): Likewise.
18088 (dead_or_set_p): Likewise. Use an exclusive upper loop bound.
18089 (covers_regno_no_parallel_p): Use END_REGNO.
18090 (find_regno_note): Likewise.
18091 (find_reg_fusage): Use END_HARD_REGNO.
18092 * stmt.c (decl_overlaps_hard_reg_set_p): Use overlaps_hard_reg_set_p.
18093 * var-tracking.c (emit_note_insn_var_location): Use end_hard_regno.
18095 2007-05-22 Richard Sandiford <rsandifo@nildram.co.uk>
18097 * mode-switching.c (reg_dies): Change type of second argument to
18099 (optimize_mode_switching): Update accordingly.
18101 2007-05-22 Richard Sandiford <richard@codesourcery.com>
18103 * hard-reg-set.h (GO_IF_HARD_REG_SUBSET, GO_IF_HARD_REG_EQUAL): Delete
18105 (hard_reg_subset_p, hard_reg_sets_equal_p, hard_reg_sets_intersect_p)
18106 (hard_reg_set_empty_p): ...these new functions.
18107 * bt-load.c (choose_btr): Use hard_reg_subset_p instead of
18108 GO_IF_HARD_REG_SUBSET.
18109 * cfgcleanup.c (old_insns_match_p): Use hard_reg_sets_equal_p
18110 instead of GO_IF_HARD_REG_EQUAL.
18111 * df-problems.c (df_urec_local_compute): Use hard_reg_set_empty_p
18112 instead of GO_IF_HARD_REG_EQUAL.
18113 * global.c (find_reg): Use hard_reg_set_empty_p instead of
18114 GO_IF_HARD_REG_SUBSET.
18115 (modify_reg_pav): Use hard_reg_set_empty_p instead of
18116 GO_IF_HARD_REG_EQUAL.
18117 * local-alloc.c (find_free_reg): Use hard_reg_subset_p instead
18118 of GO_IF_HARD_REG_SUBSET.
18119 * reg-stack.c (change_stack, convert_regs_1): Use hard_reg_sets_equal_p
18120 instead of GO_IF_HARD_REG_EQUAL.
18121 * regclass.c (init_reg_sets_1, reg_scan_mark_refs): Use
18122 hard_reg_subset_p instead of GO_IF_HARD_REG_SUBSET.
18123 (reg_classes_intersect_p): Use hard_reg_sets_intersect_p instead
18124 of GO_IF_HARD_REG_SUBSET,
18125 * reload1.c (finish_spills): Use hard_reg_subset_p instead of
18126 GO_IF_HARD_REG_SUBSET.
18127 * struct-equiv.c (death_notes_match_p): Use hard_reg_sets_equal_p
18128 instead of GO_IF_HARD_REG_EQUAL.
18129 * config/sh/sh.c (push_regs, calc_live_regs): Use
18130 hard_reg_sets_intersect_p instead of hard_regs_intersect_p.
18131 (hard_regs_intersect_p): Delete.
18133 2007-05-22 Janis Johnson <janis187@us.ibm.com>
18135 * doc/sourcebuild.texi (Test Directives) Add dg-message.
18137 2007-05-22 H.J. Lu <hongjiu.lu@intel.com>
18138 Richard Henderson <rth@redhat.com>
18140 * config.gcc (i[34567]86-*-*): Add smmintrin.h to
18142 (x86_64-*-*): Likewise.
18144 * i386/i386-modes.def (V2QI): New.
18146 * config/i386/i386.c (ix86_handle_option): Handle SSE4.1 and
18148 (override_options): Support SSE4.1.
18149 (IX86_BUILTIN_BLENDPD): New for SSE4.1.
18150 (IX86_BUILTIN_BLENDPS): Likewise.
18151 (IX86_BUILTIN_BLENDVPD): Likewise.
18152 (IX86_BUILTIN_BLENDVPS): Likewise.
18153 (IX86_BUILTIN_PBLENDVB128): Likewise.
18154 (IX86_BUILTIN_PBLENDW128): Likewise.
18155 (IX86_BUILTIN_DPPD): Likewise.
18156 (IX86_BUILTIN_DPPS): Likewise.
18157 (IX86_BUILTIN_INSERTPS128): Likewise.
18158 (IX86_BUILTIN_MOVNTDQA): Likewise.
18159 (IX86_BUILTIN_MPSADBW128): Likewise.
18160 (IX86_BUILTIN_PACKUSDW128): Likewise.
18161 (IX86_BUILTIN_PCMPEQQ): Likewise.
18162 (IX86_BUILTIN_PHMINPOSUW128): Likewise.
18163 (IX86_BUILTIN_PMAXSB128): Likewise.
18164 (IX86_BUILTIN_PMAXSD128): Likewise.
18165 (IX86_BUILTIN_PMAXUD128): Likewise.
18166 (IX86_BUILTIN_PMAXUW128): Likewise.
18167 (IX86_BUILTIN_PMINSB128): Likewise.
18168 (IX86_BUILTIN_PMINSD128): Likewise.
18169 (IX86_BUILTIN_PMINUD128): Likewise.
18170 (IX86_BUILTIN_PMINUW128): Likewise.
18171 (IX86_BUILTIN_PMOVSXBW128): Likewise.
18172 (IX86_BUILTIN_PMOVSXBD128): Likewise.
18173 (IX86_BUILTIN_PMOVSXBQ128): Likewise.
18174 (IX86_BUILTIN_PMOVSXWD128): Likewise.
18175 (IX86_BUILTIN_PMOVSXWQ128): Likewise.
18176 (IX86_BUILTIN_PMOVSXDQ128): Likewise.
18177 (IX86_BUILTIN_PMOVZXBW128): Likewise.
18178 (IX86_BUILTIN_PMOVZXBD128): Likewise.
18179 (IX86_BUILTIN_PMOVZXBQ128): Likewise.
18180 (IX86_BUILTIN_PMOVZXWD128): Likewise.
18181 (IX86_BUILTIN_PMOVZXWQ128): Likewise.
18182 (IX86_BUILTIN_PMOVZXDQ128): Likewise.
18183 (IX86_BUILTIN_PMULDQ128): Likewise.
18184 (IX86_BUILTIN_PMULLD128): Likewise.
18185 (IX86_BUILTIN_ROUNDPD): Likewise.
18186 (IX86_BUILTIN_ROUNDPS): Likewise.
18187 (IX86_BUILTIN_ROUNDSD): Likewise.
18188 (IX86_BUILTIN_ROUNDSS): Likewise.
18189 (IX86_BUILTIN_PTESTZ): Likewise.
18190 (IX86_BUILTIN_PTESTC): Likewise.
18191 (IX86_BUILTIN_PTESTNZC): Likewise.
18192 (IX86_BUILTIN_VEC_EXT_V16QI): Likewise.
18193 (IX86_BUILTIN_VEC_SET_V2DI): Likewise.
18194 (IX86_BUILTIN_VEC_SET_V4SF): Likewise.
18195 (IX86_BUILTIN_VEC_SET_V4SI): Likewise.
18196 (IX86_BUILTIN_VEC_SET_V16QI): Likewise.
18197 (bdesc_ptest): New.
18198 (bdesc_sse_3arg): Likewise.
18199 (bdesc_2arg): Likewise.
18200 (bdesc_1arg): Likewise.
18201 (ix86_init_mmx_sse_builtins): Support SSE4.1. Handle SSE builtins
18203 (ix86_expand_sse_4_operands_builtin): New.
18204 (ix86_expand_unop_builtin): Support 2 arg builtins with a constant
18205 smaller than 8 bits as the 2nd arg.
18206 (ix86_expand_sse_ptest): New.
18207 (ix86_expand_builtin): Support SSE4.1. Support 3 arg SSE builtins.
18208 (ix86_expand_vector_set): Support SSE4.1.
18209 (ix86_expand_vector_extract): Likewise.
18211 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Define
18212 __SSE4_1__ for -msse4.1.
18214 * config/i386/i386.md (UNSPEC_BLENDV): New for SSE4.1.
18215 (UNSPEC_INSERTPS): Likewise.
18216 (UNSPEC_DP): Likewise.
18217 (UNSPEC_MOVNTDQA): Likewise.
18218 (UNSPEC_MPSADBW): Likewise.
18219 (UNSPEC_PHMINPOSUW): Likewise.
18220 (UNSPEC_PTEST): Likewise.
18221 (UNSPEC_ROUNDP): Likewise.
18222 (UNSPEC_ROUNDS): Likewise.
18224 * config/i386/i386.opt (msse4.1): New for SSE4.1.
18226 * config/i386/predicates.md (const_pow2_1_to_2_operand): New.
18227 (const_pow2_1_to_32768_operand): Likewise.
18229 * config/i386/smmintrin.h: New. The SSE4.1 intrinsic header
18232 * config/i386/sse.md (*vec_setv4sf_sse4_1): New pattern for
18234 (sse4_1_insertps): Likewise.
18235 (*sse4_1_extractps): Likewise.
18236 (sse4_1_ptest): Likewise.
18237 (sse4_1_mulv2siv2di3): Likewise.
18238 (*sse4_1_mulv4si3): Likewise.
18239 (*sse4_1_smax<mode>3): Likewise.
18240 (*sse4_1_umax<mode>3): Likewise.
18241 (*sse4_1_smin<mode>3): Likewise.
18242 (*sse4_1_umin<mode>3): Likewise.
18243 (sse4_1_eqv2di3): Likewise.
18244 (*sse4_1_pinsrb): Likewise.
18245 (*sse4_1_pinsrd): Likewise.
18246 (*sse4_1_pinsrq): Likewise.
18247 (*sse4_1_pextrb): Likewise.
18248 (*sse4_1_pextrb_memory): Likewise.
18249 (*sse4_1_pextrw_memory): Likewise.
18250 (*sse4_1_pextrq): Likewise.
18251 (sse4_1_blendpd): Likewise.
18252 (sse4_1_blendps): Likewise.
18253 (sse4_1_blendvpd): Likewise.
18254 (sse4_1_blendvps): Likewise.
18255 (sse4_1_dppd): Likewise.
18256 (sse4_1_dpps): Likewise.
18257 (sse4_1_movntdqa): Likewise.
18258 (sse4_1_mpsadbw): Likewise.
18259 (sse4_1_packusdw): Likewise.
18260 (sse4_1_pblendvb): Likewise.
18261 (sse4_1_pblendw): Likewise.
18262 (sse4_1_phminposuw): Likewise.
18263 (sse4_1_extendv8qiv8hi2): Likewise.
18264 (*sse4_1_extendv8qiv8hi2): Likewise.
18265 (sse4_1_extendv4qiv4si2): Likewise.
18266 (*sse4_1_extendv4qiv4si2): Likewise.
18267 (sse4_1_extendv2qiv2di2): Likewise.
18268 (*sse4_1_extendv2qiv2di2): Likewise.
18269 (sse4_1_extendv4hiv4si2): Likewise.
18270 (*sse4_1_extendv4hiv4si2): Likewise.
18271 (sse4_1_extendv2hiv2di2): Likewise.
18272 (*sse4_1_extendv2hiv2di2): Likewise.
18273 (sse4_1_extendv2siv2di2): Likewise.
18274 (*sse4_1_extendv2siv2di2): Likewise.
18275 (sse4_1_zero_extendv8qiv8hi2): Likewise.
18276 (*sse4_1_zero_extendv8qiv8hi2): Likewise.
18277 (sse4_1_zero_extendv4qiv4si2): Likewise.
18278 (*sse4_1_zero_extendv4qiv4si2): Likewise.
18279 (sse4_1_zero_extendv2qiv2di2): Likewise.
18280 (*sse4_1_zero_extendv2qiv2di2): Likewise.
18281 (sse4_1_zero_extendv4hiv4si2): Likewise.
18282 (*sse4_1_zero_extendv4hiv4si2): Likewise.
18283 (sse4_1_zero_extendv2hiv2di2): Likewise.
18284 (*sse4_1_zero_extendv2hiv2di2): Likewise.
18285 (sse4_1_zero_extendv2siv2di2): Likewise.
18286 (*sse4_1_zero_extendv2siv2di2): Likewise.
18287 (sse4_1_roundpd): Likewise.
18288 (sse4_1_roundps): Likewise.
18289 (sse4_1_roundsd): Likewise.
18290 (sse4_1_roundss): Likewise.
18291 (mulv4si3): Don't expand for SSE4.1.
18292 (smax<mode>3): Likewise.
18293 (umaxv4si3): Likewise.
18294 (uminv16qi3): Likewise.
18295 (umin<mode>3): Likewise.
18296 (umaxv8hi3): Rewrite. Only enabled for SSE4.1.
18298 * doc/extend.texi: Document SSE4.1 built-in functions.
18300 * doc/invoke.texi: Document -msse4.1.
18302 2007-05-22 Nathan Sidwell <nathan@codesourcery.com>
18304 * config/m68k/linux.h (ASM_SPEC): Add asm_pcrel_spec.
18305 * config/m68k/m68k-none.h (ASM_SPEC): Don't override here.
18306 * config/m68k/m68k.h (ASM_PCREL_SPEC): New.
18307 (ASM_SPEC): Add asm_pcrel_spec.
18308 (EXTRA_SPECS): Add asm_pcrel_spec.
18310 2007-05-21 David Daney <ddaney@avtrex.com>
18312 * doc/install.texi (Building a cross compiler): Add requirements
18313 for Java cross compiler.
18315 2007-05-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
18317 PR middle-end/31995
18318 * tree-chrec.c (evolution_function_is_affine_multivariate_p):
18319 Add loopno argument. Use evolution_function_is_invariant_rec_p
18320 instead of evolution_function_is_constant_p.
18321 Update calls to evolution_function_is_affine_multivariate_p.
18322 * tree-chrec.h (evolution_function_is_affine_multivariate_p):
18323 Add loopno argument.
18324 * tree-scalar-evolution.c (gather_chrec_stats): Call
18325 evolution_function_is_affine_multivariate_p with a loop
18327 * tree-data-ref.c (analyze_miv_subscript): Likewise.
18328 (analyze_overlapping_iterations): Likewise.
18329 (access_functions_are_affine_or_constant_p): Likewise.
18330 (build_classic_dist_vector_1): If the access functions
18331 are equal, don't do anything.
18333 2007-05-21 Paolo Bonzini <bonzini@gnu.org>
18334 Paolo Carlini <pcarlini@suse.de>
18335 Uros Bizjak <ubizjak@gmail.com>
18337 * c-cppbuiltin.c (c_cpp_builtins): Define
18338 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_1, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_2,
18339 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_4, __GCC_HAVE_SYNC_COMPARE_AND_SWAP_8,
18340 __GCC_HAVE_SYNC_COMPARE_AND_SWAP_16, if appropriate.
18341 * doc/cpp.texi ([Standard Predefined Macros]): Document.
18343 2007-05-21 Mike Stump <mrs@apple.com>
18345 * config/darwin.h (LINK_COMMAND_SPEC): Add .cxx/.cp for dsymutil
18347 * config/darwin9.h (LINK_COMMAND_SPEC): Likewise.
18349 2007-05-21 Uros Bizjak <ubizjak@gmail.com>
18351 * config/i386/tmmintrin.h (_mm_alignr_epi8): Provide macro
18352 implementation if __OPTIMIZE__ is not defined.
18353 (_mm_alignr_pi8): Ditto.
18354 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18355 (_mm_inserti_si64): Ditto.
18356 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18357 (_mm_slli_epi16): Ditto.
18358 (_mm_slli_epi32): Ditto.
18359 (_mm_slli_epi64): Ditto.
18360 (_mm_srai_epi16): Ditto.
18361 (_mm_srai_epi32): Ditto.
18362 (_mm_srli_si128): Ditto.
18363 (_mm_slli_si128): Ditto.
18364 (_mm_srli_epi16): Ditto.
18365 (_mm_srli_epi32): Ditto.
18366 (_mm_srli_epi64): Ditto.
18367 (_mm_extract_epi16): Ditto.
18368 (_mm_insert_epi16): Ditto.
18369 (_mm_shufflehi_epi16): Ditto.
18370 (_mm_shufflelo_epi16): Ditto.
18371 (_mm_shuffle_epi32): Ditto.
18372 * config/i386/xmmintrin.h (_mm_extract_pi16): Ditto.
18373 (_m_pextrw): Ditto.
18374 (_mm_insert_pi16): Ditto.
18375 (_m_pinsrw): Ditto.
18376 (_mm_shuffle_pi16): Ditto.
18377 (_m_pshufw): Ditto.
18378 (_mm_shufle_ps): Ditto.
18379 (_mm_prefetch): Ditto.
18381 2007-05-21 Andreas Krebbel <krebbel1@de.ibm.com>
18383 * defaults.h (IBM_FLOAT_FORMAT): Macro definition removed.
18384 * doc/tm.texi (IBM_FLOAT_FORMAT): Documentation entry removed.
18385 * real.c (encode_i370_single, decode_i370_single,
18386 encode_i370_double, decode_i370_double): Functions removed.
18387 (i370_single_format, i370_double_format): Initializations removed.
18388 (real_maxval, round_for_format, exact_real_truncate, significand_size):
18389 Consider the log2_b field to always be one.
18390 (ieee_single_format, mips_single_format, coldfire_single_format,
18391 ieee_double_format, mips_double_format, coldfire_double_format,
18392 ieee_extended_motorola_format, ieee_extended_intel_96_format,
18393 ieee_extended_intel_128_format, ieee_extended_intel_96_round_53_format,
18394 ibm_extended_format, mips_extended_format, ieee_quad_format,
18395 mips_quad_format, vax_f_format, vax_d_format, vax_g_format,
18396 decimal_single_format, decimal_double_format, decimal_quad_format,
18397 c4x_single_format, c4x_extended_format, real_internal_format): Remove
18398 initialization of log2_b.
18399 * real.h (i370_single_format, i370_double_format): Declarations
18401 * c-cppbuiltin.c (builtin_define_float_constants): Consider the log2_b
18402 field to always be one.
18404 2007-05-21 Andreas Schwab <schwab@suse.de>
18406 * config/ia64/ia64.c (emit_predicate_relation_info): Fix use of
18407 NOTE_INSN_BASIC_BLOCK_P.
18408 (process_for_unwind_directive): Likewise.
18410 2007-05-21 Nathan Sidwell <nathan@codesourcery.com>
18412 * builtins.c (expand_builtin_setjmp_setup): Update comment.
18413 * function.h (struct function): Move va_list_gpr_size,
18414 va_list_fpr_size, function_frequency to front of bitfields. Add
18416 (current_function_calls_unwind_init): New.
18417 * except.c (expand_builtin_unwind_init): Set
18418 current_function_calls_unwind_init not
18419 current_function_has_nonlocal_label.
18420 * reload1.c (has_nonexceptional_receiver): New.
18421 (reload): Use it and current_function_calls_unwind_init to
18422 determine whether call-saved regs must be saved.
18424 2007-05-20 Jan Hubicka <jh@suse.cz>
18426 * gengtype.c (adjust_field_rtx_def): Use NOTE_KIND instead of
18427 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18428 * ddg.c (create_ddg): LIkewise.
18429 * final.c (final): Remove hunk moving line number notes around since
18430 they are no longer present at this stage.
18431 (final_scan_insn): Use NOTE_KIND instead of
18432 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18433 (output_asm_label): Likewise.
18434 * reorg.c (dbr_schedule): Likewise.
18435 * haifa-sched.c (unlink_other_notes): Likewise.
18436 * mode-switching.c (optimize_mode_switching): Likewise.
18437 * graph.c (start_bb): Likewise.
18438 * rtl.def (NOTE): Update description.
18439 * jump.c (squeeze_notes): Delete.
18440 (mark_jump_label): Use NOTE_KIND instead of NOTE_LINE_NUMBER; use
18441 NOTE_INSN_BASIC_BLOCK_P when possible.
18442 * ifcvt.c (dead_or_predicable): Remove call of squeeze_notes.
18443 * dwarf2out.c (gen_label_die): Use NOTE_KIND instead of
18444 NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P when possible.
18445 (dwarf2out_var_location): Likewise.
18446 * cfgbuild.c (make_edges): Likewise.
18447 (find_basic_blocks_1): Likewise.
18448 * function.c (reorder_blocks_1): Likewise.
18449 (epilogue_done): Likewise.
18450 (reposition_prologue_and_epilogue_notes): Likewise.
18451 * print-rtl.c (print_rtx): Likewise; drop code for printing
18453 (print_rtl): Likewise.
18454 (print_rtl_single): Likewise.
18455 * gcse.c (insert_insn_start_bb): Likewise.
18456 * alias.c (init_alias_analysis): Likewise.
18457 * calls.c (fixup_tail_calls): Likewise.
18458 * except.c (sjlj_emit_function_enter): Likewise.
18459 * emit-rtl.c (add_insn_after): Likeiwse.
18460 (emit_label_before): Likewise.
18461 (emit_label_after): Likewise.
18462 (emit_note_before, emit_note_after, emit_note): Update
18463 parameter to be enum insn_note; do not deal with source
18465 * cfgcleanup.c (merge_blocks_move_predecessor_nojumps):
18466 Use NOTE_KIND instead of NOTE_LINE_NUMBER; use NOTE_INSN_BASIC_BLOCK_P
18468 (merge_blocks_move_successor_nojumps): Simplify now when
18469 we don't have BLOCK notes.
18470 (try_optimize_cfg): Likewise.
18471 * cfglayout.c (skip_insns_after_block): Likewise.
18472 (record_effective_endpoints): Likewise.
18473 (duplicate_insn_chain): Likewise.
18474 * varasm.c (output_constant_pool_1): Likewise.
18475 * sched-deps.c (sched_analyze): Likewise.
18476 * rtl.c (NOTE_INSN_MAX_isnt_negative_adjust_NOTE_INSN_BIAS):
18478 (note_insn_name): Simplify now when NOTE_INSN_BIAS is gone.
18479 * rtl.h (NOTE_SOURCE_LOCATION, NOTE_EXPANDED_LOCATION): Exterminate.
18480 (SET_INSN_DELETED): Simplify.
18481 (NOTE_LINE_NUMBER): Exterminate.
18482 (NOTE_LINE_KIND): New.
18483 (NOTE_INSN_BASIC_BLOCK_P): Update.
18484 (enum insn_note): Simplify.
18485 (GET_NOTE_INSN_NAME) Simplify.
18486 (emit_note_before, emit_note_after, emit_note): Update prototype.
18487 (squeeze_notes): Remove.
18488 * sched-int.h (NOTE_NOT_BB_P): Update.
18489 * resource.c (mark_target_live_regs): Update.
18490 * sched-rgn.c (debug_dependencies): Update.
18491 * sched-vis.c (print_insn): Update.
18492 * config/alpha/alpha.c (alpha_handle_trap_shadows): Update.
18493 * config/i386/i386.c (ix86_output_function_epilogue): Update.
18494 * config/sh/sh.c (sh_adjust_unroll_max): Function dead since gcc 4.0.0.
18495 (TARGET_ADJUST_UNROLL_MAX): Likewise.
18496 (split_branches): Update.
18497 (sh_optimize_target_register_callee_saved): Remove hunk dead since gcc
18499 (sh_adjust_unroll_max): Exterminate.
18500 * config/c4x/c4x.c (c4x_reorg): Use SET_INSN_DELETED.
18501 * config/m68hc11/m68hc11.c (m68hc11_check_z_replacement): Likewise.
18502 (m68hc11_reorg): Likewise.
18503 * config/ia64/ia64.c (emit_insn_group_barriers): Update.
18504 (emit_predicate_relation_info): Update.
18505 (process_for_unwind_directive): Update.
18506 * config/rs6000/rs6000.c (rs6000_output_function_epilogue): Update.
18507 (output_call): Update.
18508 * config/pa/pa.c (output_lbranch): Update.
18509 (output_millicode_call): Update.
18510 (output_call): Update.
18511 (pa_combine_instructions): Update.
18512 * config/mips/mips.c (mips16_gp_pseudo_reg): Update.
18513 * config/bfin/bfin.c (gen_one_bundle): Update.
18514 * cfgrtl.c (can_delete_note_p): Update.
18515 (delete_insn): Update.
18516 (rtl_merge_blocks): Update.
18517 (commit_one_edge_insertion): Update.
18518 (rtl_verify_flow_info): Update.
18519 * stmt.c (expand_case): Do not call squeeze_notes.
18521 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18528 * c.opt (Wtype-limits): New.
18529 * doc/invoke.texi (Wtype-limits): Document it.
18530 (Wextra): Enabled by -Wextra.
18531 * c-opts.c (c_common_post_options): Enabled by -Wextra.
18532 * c-common.c (shorten_compare): Warn with Wtype-limits.
18534 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18536 * config/i386/tmmintrin.h (_mm_alignr_epi32): Implement as always
18537 inlined function, not as a macro.
18538 (_mm_alignr_pi8): Ditto.
18539 * config/i386/ammintrin.h (_mm_extracti_si64): Ditto.
18540 (_mm_inserti_si64): Ditto.
18541 * config/i386/emmintrin.h (_mm_shuffle_pd): Ditto.
18542 (_mm_extract_epi16): Ditto.
18543 (_mm_insert_epi16): Ditto.
18544 (_mm_shufflehi_epi16): Ditto.
18545 (_mm_shufflelo_epi16): Ditto.
18546 (_mm_shuffle_epi32): Ditto.
18547 * config/i386/xmmintrin.h (_mm_set_ss): Use 0.0f for float constant.
18548 * config/386/mm3dnow.h: Add __attribute__((__always_inline__)) to
18550 (_m_from_float): Add __extension__ to conversion. Use 0.0f for
18552 (_m_to_float): Use C89 compatible assignment.
18554 2007-05-20 Martin Michlmayr <tbm@cyrius.com>
18557 * config/arm/lib1funcs.asm: Define __ARM_ARCH__ on v2/v3 machines.
18559 2007-05-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18562 * doc/invoke.texi (Wreturn-type): Complete description.
18563 (Wextra): Delete item about return-type warning.
18564 * c-decl.c: Delete redundant Wextra warning.
18566 2007-05-20 Uros Bizjak <ubizjak@gmail.com>
18569 * config/i386/pmmintrin.h: Do not include xmmintrin.h
18570 * config/i386/xmmintrin.h (_mm_extract_pi16): Implement as always
18571 inlined function, not as a macro.
18572 (_mm_prefetch): Ditto.
18573 (_m_pextrw): Ditto.
18574 (_mm_insert_pi16): Ditto.
18575 (_m_pinsrw): Ditto.
18576 (_mm_shuffle_pi16): Ditto. Add const to __N argument.
18577 (_m_pshufw): Ditto. Add const to __N argument.
18578 (_mm_shufle_ps): Ditto. Add const to __mask argument.
18579 * config/i386/emmintrin.h (_mm_slli_epi16): Add const to __B argument.
18580 (_mm_slli_epi32): Ditto.
18581 (_mm_srli_si128): Implement as always inlined function, not as a
18582 macro. Add __inline to function declaration.
18583 (_mm_slli_si128): Ditto.
18585 2007-05-19 Uros Bizjak <ubizjak@gmail.com>
18587 * config/i386/sfp-machine.h (FP_EX_INVALID, FP_EX_DENORM,
18588 FP_EXP_DIVZERO, FP_EX_OVERFLOW, FP_EX_UNDERFLOW, FP_EX_INEXACT):
18590 (struct fenv): New structure.
18591 (FP_HANDLE_EXCEPTIONS): New define.
18592 (FP_RND_NEAREST, FP_RND_ZERO, FP_RND_PINF, FP_RND_MINF): New constants.
18593 (_FP_DECL_EXP): New define.
18594 (FP_INIT_ROUNDMODE): New define.
18595 (FP_ROUNDMODE): New define.
18597 2007-05-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
18599 * doc/invoke.texi (Warning Options): Add -Wconversion-sign.
18600 (Wconversion): Update description.
18601 (Wconversion-sign): New.
18602 * c.opt (Wconversion-sign): New.
18603 * c-opts.c (c_common_post_options): Uninitialized Wconversion-sign
18604 means disabled for C++. Otherwise, take the status of Wconversion.
18605 * c-common.c (conversion_warning): Warn with either Wconversion or
18607 (warnings_for_convert_and_check): Conditions are already checked by
18608 conversion_warning.
18609 (convert_and_check): Don't check warnings if the conversion failed.
18611 2007-05-19 Andy Hutchinson <HutchinsonAndy@netscape.net>
18612 Anatoly Sokolov <aesok@dol.ru>
18614 * config/avr/avr-protos.h (expand_prologue, expand_epilogue,
18615 avr_epilogue_uses) : Add declaration.
18616 * config/avr/predicates.md (avr_sp_immediate_operand): New predicate.
18617 * config/avr/constraints.md (R): New constraint.
18618 config/avr/avr.md (SREG_ADDR, UNSPEC_SEI, UNSPEC_CLI,
18619 UNSPECV_PROLOGUE_SAVES, UNSPECV_EPILOGUE_RESTORES): New constants.
18620 (*pop1, *pop2, *pop3, *pop4, *pop5): Combine into ...
18621 (*addhi3_sp_R_pc2, *addhi3_sp_R_pc3): ... these patterns.
18622 (*movhi_sp, popqi, pophi, enable_interrupt, disable_interrupt,
18623 call_prologue_saves, epilogue_restores, return_from_epilogue,
18624 return_from_main_epilogue, return_from_interrupt_epilogue,
18625 return_from_naked_epilogue, prologue, epilogue): New patterns.
18626 (jump): Handle symbol reference.
18627 * config/avr/avr.c (out_adj_frame_ptr, out_set_stack_ptr,
18628 avr_output_function_prologue, avr_output_function_epilogue): Remove
18630 (avr_init_machine_status, expand_prologue, expand_epilogue,
18631 avr_asm_function_end_prologue, avr_epilogue_uses,
18632 avr_asm_function_begin_epilogue): New functions.
18633 (prologue_size, epilogue_size, jump_tables_size): Remove global
18635 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Remove.
18636 (TARGET_ASM_FUNCTION_END_PROLOGUE): Define.
18637 (TARGET_ASM_FUNCTION_BEGIN_EPILOGUE): Define.
18638 (avr_override_options): Initialise init_machine_status.
18639 (output_movhi): Handle all stack pointer loads.
18640 (out_movqi_r_mr, out_movqi_mr_r): Handle SREG_ADDR address.
18641 (avr_output_addr_vec_elt): Do not use variable jump_tables_size.
18642 * config/avr/avr.h (AVR_2_BYTE_PC, AVR_3_BYTE_PC): New.
18643 (EPILOGUE_USES) Redefine.
18644 (machine_function) Declare.
18646 2007-05-19 Richard Sandiford <richard@codesourcery.com>
18648 * config/mips/mips.c (mips_offset_within_alignment_p): Tweak comment.
18649 Use a single return statement.
18651 2007-05-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18653 PR middle-end/30250
18654 * builtins.c (do_mpfr_lgamma_r): New.
18655 (fold_builtin_2): Handle builtin gamma_r/lgamma_r.
18656 * tree.h (CASE_FLT_FN_REENT): New.
18658 2007-05-18 Geoffrey Keating <geoffk@apple.com>
18660 * dwarf2out.c (print_die): Use '%ld' not '%lu' to print a 'long'.
18661 (output_die): Use 'unsigned long' with %x.
18662 * sched-vis.c (print_value): Use 'unsigned HOST_WIDE_INT' and
18663 HOST_WIDE_INT_PRINT_HEX to print HOST_WIDE_INT.
18664 * tree-dump.c (dump_pointer): Use 'unsigned long' for %lx.
18666 * unwind-dw2.c (uw_identify_context): Use the CFA, not the IP.
18668 2007-05-18 H.J. Lu <hongjiu.lu@intel.com>
18673 * config/i386/i386.c (init_cumulative_args): Set maybe_vaarg to
18674 true if function has no argument.
18676 2007-05-18 DJ Delorie <dj@redhat.com>
18678 * config/mips/mips.c (mips_offset_within_alignment_p): New.
18679 (mips_symbolic_constant_p): Call it for TPREL and DTPREL symbols.
18681 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18683 * longlong.h (__x86_64__): Add definitions for add_ssaaaa,
18684 sub_ddmmss, umul_ppmm, udiv_qrnnd, count_leading_zeros and
18685 count_trailing_zeros.
18686 (__i386__): Implement count_leading_zeros using __builtin_clz().
18687 Implement count_trailing_zeros usign __builtin_ctz().
18689 2007-05-18 Richard Sandiford <richard@codesourcery.com>
18691 * config/i386/vxworks.h (ASM_PREFERRED_EH_DATA_FORMAT): Undefine.
18693 2007-05-18 Uros Bizjak <ubizjak@gmail.com>
18695 PR middle-end/31344
18696 * expr.c (emit_move_change_mode): Change mode of push operands here.
18698 2007-05-17 Ian Lance Taylor <iant@google.com>
18700 PR tree-optimization/31953
18701 * tree-vrp.c (set_value_range_to_value): Add equiv parameter.
18702 Change all callers.
18703 (set_value_range_to_null): Call set_value_range_to_value.
18704 (extract_range_from_comparison): Likewise.
18706 2007-05-17 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
18708 * toplev.c (print_version): Output GMP/MPFR version info.
18710 * builtins.c (CASE_MATHFN_REENT): New macro.
18711 (mathfn_built_in): Use it.
18712 * builtins.def (BUILT_IN_GAMMA_R, BUILT_IN_GAMMAF_R,
18713 BUILT_IN_GAMMAL_R, BUILT_IN_LGAMMA_R, BUILT_IN_LGAMMAF_R,
18714 BUILT_IN_LGAMMAL_R): New.
18715 * doc/extend.texi: Document new builtins.
18717 PR middle-end/31796
18718 * builtins.c (do_mpfr_remquo): New.
18719 (fold_builtin_2): Handle BUILT_IN_DREM/BUILT_IN_REMAINDER.
18720 (fold_builtin_3): Handle BUILT_IN_REMQUO.
18722 PR middle-end/30251
18723 * builtins.c (fold_builtin_1): Handle y0, y1.
18724 (fold_builtin_2): Handle yn.
18726 PR middle-end/30251
18727 * builtins.c (do_mpfr_bessel_n): New.
18728 (fold_builtin_1): Handle BUILT_IN_J0 and BUILT_IN_J1.
18729 (fold_builtin_2): Handle BUILT_IN_JN.
18731 2007-05-17 Danny Smith <dannysmith@users.sourceforge.net>
18734 * config/i386/mingw32.h (_INTEGRAL_MAX_BITS): Define builtin as
18735 TYPE_PRECISION (intmax_type_node).
18737 2007-05-17 Steve Ellcey <sje@cup.hp.com>
18740 * reload.c (subst_reloads): Remove checking.
18742 2007-05-17 Eric Botcazou <ebotcazou@libertysurf.fr>
18744 PR rtl-optimization/31691
18745 * combine.c (simplify_set): Build a new src pattern instead of
18746 substituting its operands in the COMPARE case.
18748 2007-05-17 Zdenek Dvorak <dvorakz@suse.cz>
18750 * tree-vrp.c (finalize_jump_threads): Do not care about dominance info.
18751 (execute_vrp): Preserve loops through jump threading.
18752 * tree-ssa-threadupdate.c (thread_single_edge,
18753 dbds_continue_enumeration_p, determine_bb_domination_status,
18754 thread_through_loop_header): New functions.
18755 (create_edge_and_update_destination_phis,
18756 create_edge_and_update_destination_phis): Set loops for the new blocks.
18757 (prune_undesirable_thread_requests): Removed.
18758 (redirect_edges): Do not pretend that redirect_edge_and_branch can
18760 (thread_block): Do not call prune_undesirable_thread_requests.
18762 (mark_threaded_blocks): Select edges to thread here.
18763 (thread_through_all_blocks): Take may_peel_loop_headers argument.
18764 Thread edges through loop headers independently.
18765 * cfgloopmanip.c (create_preheader, mfb_keep_just): Export.
18766 * tree-pass.h (TODO_mark_first_instance): New.
18767 (first_pass_instance): Declare.
18768 * cfghooks.c (duplicate_block): Put the block to the original loop
18769 if copy is not specified.
18770 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Preserve loops through
18771 jump threading. Pass may_peel_loop_headers to
18772 thread_through_all_blocks according to first_pass_instance.
18773 * cfgloop.h (create_preheader): Declare.
18774 * tree-flow.h (thread_through_all_blocks): Declaration changed.
18775 * basic-block.h (mfb_keep_just, mfb_kj_edge): Declare.
18776 * passes.c (first_pass_instance): New variable.
18777 (next_pass_1): Set TODO_mark_first_instance.
18778 (execute_todo): Set first_pass_instance.
18780 2007-05-17 Uros Bizjak <ubizjak@gmail.com>
18782 PR tree-optimization/24659
18783 * optabs.h (enum optab_index): Add OTI_vec_unpacks_float_hi,
18784 OTI_vec_unpacks_float_lo, OTI_vec_unpacku_float_hi,
18785 OTI_vec_unpacku_float_lo, OTI_vec_pack_sfix_trunc and
18786 OTI_vec_pack_ufix_trunc.
18787 (vec_unpacks_float_hi_optab): Define new macro.
18788 (vec_unpacks_float_lo_optab): Ditto.
18789 (vec_unpacku_float_hi_optab): Ditto.
18790 (vec_unpacku_float_lo_optab): Ditto.
18791 (vec_pack_sfix_trunc_optab): Ditto.
18792 (vec_pack_ufix_trunc_optab): Ditto.
18793 * genopinit.c (optabs): Implement vec_unpack[s|u]_[hi|lo]_optab
18794 and vec_pack_[s|u]fix_trunc_optab using
18795 vec_unpack[s|u]_[hi\lo]_* and vec_pack_[u|s]fix_trunc_* patterns
18796 * tree-vectorizer.c (supportable_widening_operation): Handle
18797 FLOAT_EXPR and CONVERT_EXPR. Update comment.
18798 (supportable_narrowing_operation): New function.
18799 * tree-vectorizer.h (supportable_narrowing_operation): Prototype.
18800 * tree-vect-transform.c (vectorizable_conversion): Handle
18801 (nunits_in == nunits_out / 2) and (nunits_out == nunits_in / 2) cases.
18802 (vect_gen_widened_results_half): Move before vectorizable_conversion.
18803 (vectorizable_type_demotion): Call supportable_narrowing_operation()
18804 to check for target support.
18805 * optabs.c (optab_for_tree_code) Return vec_unpack[s|u]_float_hi_optab
18806 for VEC_UNPACK_FLOAT_HI_EXPR, vec_unpack[s|u]_float_lo_optab
18807 for VEC_UNPACK_FLOAT_LO_EXPR and vec_pack_[u|s]fix_trunc_optab
18808 for VEC_PACK_FIX_TRUNC_EXPR.
18809 (expand_binop): Special case mode of the result for
18810 vec_pack_[u|s]fix_trunc_optab.
18811 (init_optabs): Initialize vec_unpack[s|u]_[hi|lo]_optab and
18812 vec_pack_[u|s]fix_trunc_optab.
18814 * tree.def (VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR,
18815 VEC_PACK_FIX_TRUNC_EXPR): New tree codes.
18816 * tree-pretty-print.c (dump_generic_node): Handle
18817 VEC_UNPACK_FLOAT_HI_EXPR, VEC_UNPACK_FLOAT_LO_EXPR and
18818 VEC_PACK_FIX_TRUNC_EXPR.
18820 * expr.c (expand_expr_real_1): Ditto.
18821 * tree-inline.c (estimate_num_insns_1): Ditto.
18822 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
18824 * config/i386/sse.md (vec_unpacks_float_hi_v8hi): New expander.
18825 (vec_unpacks_float_lo_v8hi): Ditto.
18826 (vec_unpacku_float_hi_v8hi): Ditto.
18827 (vec_unpacku_float_lo_v8hi): Ditto.
18828 (vec_unpacks_float_hi_v4si): Ditto.
18829 (vec_unpacks_float_lo_v4si): Ditto.
18830 (vec_pack_sfix_trunc_v2df): Ditto.
18832 * doc/c-tree.texi (Expression trees) [VEC_UNPACK_FLOAT_HI_EXPR]:
18834 [VEC_UNPACK_FLOAT_LO_EXPR]: Ditto.
18835 [VEC_PACK_FIX_TRUNC_EXPR]: Ditto.
18836 * doc/md.texi (Standard Names) [vec_pack_sfix_trunc]: Document.
18837 [vec_pack_ufix_trunc]: Ditto.
18838 [vec_unpacks_float_hi]: Ditto.
18839 [vec_unpacks_float_lo]: Ditto.
18840 [vec_unpacku_float_hi]: Ditto.
18841 [vec_unpacku_float_lo]: Ditto.
18843 2007-05-16 Uros Bizjak <ubizjak@gmail.com>
18845 * soft-fp/README: Update for new files.
18846 * soft-fp/floattisf.c: New file.
18847 * soft-fp/floattidf.c: New file.
18848 * soft-fp/floattitf.c: New file.
18849 * soft-fp/floatuntisf.c: New file.
18850 * soft-fp/floatuntidf.c: New file.
18851 * soft-fp/floatuntitf.c: New file.
18852 * soft-fp/fixsfti.c: New file.
18853 * soft-fp/fixdfti.c: New file.
18854 * soft-fp/fixtfti.c: New file.
18855 * soft-fp/fixunssfti.c: New file.
18856 * soft-fp/fixunsdfti.c: New file.
18857 * soft-fp/fixunstfti.c: New file.
18858 * soft-fp/extendxftf.c: New file.
18859 * soft-fp/trunctfxf.c: New file.
18861 * libgcc-std.ver (__extendxftf2): Added to GCC_4.3.0 section.
18862 (__trunctfxf2): Ditto.
18864 * config/i386/libgcc-x86_64-glibc.ver (__addtf3, __divtf3, __eqtf2,
18865 __extenddftf2, __extendsftf2, __fixtfdi, __fixtfsi, __fixtfti,
18866 __fixunstfdi, __fixunstfsi, __fixunstfti, __floatditf, __floatsitf,
18867 __floattitf, __floatunditf, __floatunsitf, __floatuntitf, __getf2,
18868 __letf2, __multf3, __negtf2, __subtf3, __trunctfdf2, __trunctfsf2,
18869 __unordtf2): Exclude and add to GCC_4.3.0 section for x86_64 targets.
18871 * config/i386/t-fprules-softfp64: New file.
18872 * config/i386/sfp-machine.h: New file.
18873 * config.gcc (x86_64-*-linux*, x86_64-*-kfreebsd*-gnu,
18874 x86_64-*-knetbsd*-gnu): Add i386/t-fprules-softfp64
18875 and soft-fp/t-softfp to tmake_file.
18876 (i[34567]86-*-linux*, i[34567]86-*-kfreebsd*-gnu,
18877 i[34567]86-*-knetbsd*-gnu): Ditto for --enable-targets=all.
18879 * config/i386/t-linux64 (softfp_wrap_start): New.
18880 (softfp_wrap_end): New.
18881 * config/i386/i386.c (ix86_scalar_mode_supported): TFmode is
18882 supported for TARGET_64BIT.
18884 2007-05-16 Rafael Avila de Espindola <espindola@google.com>
18886 * c-common.c (c_common_signed_or_unsigned_type): Emulate
18887 c_common_unsigned_type behavior.
18889 2007-05-16 Paolo Bonzini <bonzini@gnu.org>
18891 * config/i386/i386.c (legitimize_tls_address): Mark __tls_get_addr
18894 2007-05-16 Eric Christopher <echristo@apple.com>
18896 * config/rs6000/rs6000.c (rs6000_emit_prologue): Move altivec register
18897 saving after stack push. Set sp_offset whenever we push.
18898 (rs6000_emit_epilogue): Move altivec register restore before
18901 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18903 * configure.ac: Allow sysroots to be relocated under $prefix as
18904 well as $exec_prefix.
18905 * configure: Regenerate.
18907 2007-05-16 Richard Sandiford <richard@codesourcery.com>
18911 2007-05-12 Richard Sandiford <richard@codesourcery.com>
18913 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
18914 (gcc_tooldir): Likewise.
18915 * configure: Regenerate.
18916 * Makefile.in (libsubdir_to_prefix): New variable, based on the
18917 old configure.ac gcc_tooldir setting.
18918 (prefix_to_exec_prefix): New variable.
18919 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
18920 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
18922 2007-05-14 Janis Johnson <janis187@us.ibm.com>
18924 * c-typeck.c (build_binary_op): Return early for error.
18926 2007-05-15 Zdenek Dvorak <dvorakz@suse.cz>
18928 * tree-ssa-loop-niter.c (record_estimate): Use GGC_NEW to allocate
18929 struct nb_iter_bound.
18930 (free_numbers_of_iterations_estimates_loop): Use ggc_free.
18931 * gengtype.c (open_base_files): Add cfhloop.h to the list of includes.
18932 * cfgloopmanip.c (place_new_loop): Vector larray is gc-allocated.
18933 * tree-scalar-evolution.c: Include gt-tree-scalar-evolution.h.
18934 (struct scev_info_str, scalar_evolution_info): Add GTY markers.
18935 (new_scev_info_str): Use GGC_NEW to allocate struct scev_info_str.
18936 (del_scev_info): Use ggc_free.
18937 (scev_initialize): Allocate scalar_evolution_info in gc memory.
18938 * loop-init.c: Include ggc.h.
18939 (loop_optimizer_init): Use GGC_CNEW to allocate struct loops.
18940 (loop_optimizer_finalize): Use ggc_free.
18941 * tree-ssa-loop.c (pass_tree_unswitch, pass_vectorize,
18942 pass_linear_transfom, pass_empty_loop, pass_complete_unroll,
18943 pass_iv_optimize): Add TODO_ggc_collect.
18944 * function.h (struct function): Remove skip marker from
18946 * cfgloop.c: Include ggc.h.
18947 (flow_loops_free, flow_loop_free): Free the loop descriptions in gc
18949 (establish_preds): Vector superloops is gc allocated.
18950 (alloc_loop): Allocate loop using GGC_CNEW. Allocate head of
18952 (flow_loops_find): Vector larray is gc allocated.
18953 (loop_exit_free): Use ggc_free.
18954 (rescan_loop_exit): Use GGC_NEW to allocate struct loop_exit. Reflect
18955 that head of exits list is now not a part of struct loop.
18956 (record_loop_exits): Allocate exits table in gc memory.
18957 (get_loop_exit_edges, verify_loop_structure, single_exit): Reflect
18958 that head of exits list is now not a part of struct loop.
18959 * cfgloop.h (struct lpt_decision, struct nb_iter_bound,
18960 struct loop_exit): Add GTY marker.
18961 (struct loop): Add GTY marker. Make superloops vector gc allocated.
18962 Add skip marker to aux field. Make head of exits list a separate
18964 (struct loops): Add GTY marker. Make larray vector gc allocated.
18965 Add param marker to exits table.
18966 (get_loops): Type changed.
18967 * Makefile.in (tree-scalar-evolution.o): Add
18968 gt-tree-scalar-evolution.h dependency.
18969 (cfgloop.o, loop-init.o): Add ggc.h dependency.
18970 (GTFILES): Add cfgloop.h and tree-scalar-evolution.c.
18971 * basic-block.h (struct basic_block_def): Remove skip marker from
18974 2007-05-14 Uros Bizjak <ubizjak@gmail.com>
18976 * builtins.c (expand_builtin_mathfn): Use EXPAND_NORMAL instead
18977 of 0 in the call to expand_expr().
18978 (expand_builtin_mathfn_3): Ditto.
18979 (expand_builtin_interclass_mathfn): Ditto.
18980 (expand_builtin_cexpi): Ditto.
18981 (expand_builtin_int_roundingfn): Ditto.
18982 (expand_builtin_int_roundingfn_2): Ditto.
18983 (expand_builtin_pow): Ditto.
18984 (expand_builtin_powi): Ditto.
18985 (expand_builtin_bswap): Ditto.
18986 (expand_builtin_unop): Ditto.
18987 (expand_builtin_fabs): Ditto.
18988 (get_builtin_sync_mem): Use NULL_RTX instead of NULL in
18989 the call to expand_expr().
18990 (expand_builtin_sync_operation): Ditto.
18991 (expand_builtin_compare_and_swap): Ditto.
18992 (expand_builtin_lock_test_and_set): Ditto.
18993 * except.c (expand_builtin_eh_return_data_regno): Use EXPAND_NORMAL
18994 instead of 0 in the call to expand_expr().
18995 (expand_builtin_extract_return_addr): Ditto.
18996 (expand_builtin_eh_return): Ditto.
18997 (expand_eh_return): Ditto.
18998 * explow.c (expr_size): Ditto.
18999 * expr.c (optimize_bitfield_assignment_op): Ditto.
19000 (expand_assignement): Ditto.
19001 (store_expr): Ditto.
19002 (store_field): Ditto.
19003 (expand_expr_addr_expr_1): Use NULL_RTX instead of NULL in
19004 the call to expand_expr().
19005 (expand_expr_real_1) [COMPLEX_CST]: Use EXPAND_NORMAL instead of 0
19006 in the call to expand_expr().
19007 [CONSTRUCTOR, PLUS_EXPR, MINUS_EXPR, NEGATE_EXPR, ABS_EXPR,
19008 BIT_NOT_EXPR, LSHIFT_EXPR, LT_EXPR, TRUTH_NOT_EXPR]: Ditto.
19009 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO]: Use expand_normal() instead
19011 * optabs.c (expand_vec_shift_expr): Ditto.
19012 (expand_vec_cond_expr): Ditto.
19013 (vector_compare_rtx): Use EXPAND_STACK_PARM instead of 1 in the
19014 call to expand_expr().
19015 * stmt.c (expand_return): Use EXPAND_NORMAL instead of 0
19016 in the call to expand_expr().
19018 2007-05-14 Dave Korn <dave.korn@artimi.com>
19020 * genautomata.c (gen_regexp_el): Allocate correct size for regexp.
19022 2007-05-14 Rafael Avila de Espindola <espindola@google.com>
19024 * c-common.c (warnings_for_convert_and_check): Use unsigned_type_for
19025 instead of c_common_unsigned_type.
19026 (c_common_unsigned_type): Remove.
19027 (shorten_compare): Use c_common_signed_or_unsigned_type instead of
19028 c_common_unsigned_type.
19029 (c_common_nodes_and_builtins): Use unsigned_type_for instead of
19030 c_common_unsigned_type.
19031 * c-common.h (c_common_unsigned_type): Remove.
19032 * c-decl.c (grokdeclarator): Use unsigned_type_for instead of
19033 c_common_unsigned_type.
19034 * c-format.c (check_format_types): Use unsigned_type_for instead of
19035 c_common_unsigned_type.
19036 * c-objc-common.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19037 * c-typeck.c (convert_for_assignment): Use unsigned_type_for instead
19038 of c_common_unsigned_type.
19039 * convert.c (convert_to_integer): Use unsigned_type_for instead of
19040 lang_hooks.types.unsigned_type.
19041 * expmed.c (make_tree): Use unsigned_type_for instead of
19042 lang_hooks.types.unsigned_type.
19043 * fold-const.c (fold_negate_expr): Use unsigned_type_for instead of
19044 lang_hooks.types.unsigned_type.
19045 (build_range_check): Likewise.
19046 (fold_unary): Likewise.
19047 (fold_binary): Likewise.
19048 (fold_ternary): Likewise.
19049 * langhooks-def.h (LANG_HOOKS_UNSIGNED_TYPE): Remove.
19050 * langhooks.h (lang_hooks_for_types): Remove unsigned_type.
19051 * tree.c (get_unsigned_type): New.
19052 (unsigned_type_for): Use get_unsigned_type instead of
19053 lang_hooks.types.unsigned_type.
19055 2007-05-14 Kazu Hirata <kazu@codesourcery.com>
19057 * config/m68k/m68k-protos.h: Rename m68k_interrupt_function_p
19058 to m68k_get_function_kind. Update its prototype.
19059 * config/m68k/m68k.c (m68k_attribute_table): Add an entry for
19061 (m68k_interrupt_function_p): Return enum m68k_function_type
19062 instead of bool. Rename to m68k_get_function_kind.
19063 (m68k_handle_fndecl_attribute): Reject interrupt_thread if the
19064 target is not fido.
19065 (m68k_compute_frame_layout): Don't mark any register for save
19066 if an interrupt_thread attribute is specified.
19067 (m68k_hard_regno_rename_ok): Update a use of
19068 m68k_interrupt_function_p.
19069 * config/m68k/m68k.h (EPILOGUE_USES): Update a use of
19070 m68k_interrupt_function_p.
19071 (m68k_function_type): New.
19072 * config/m68k/m68k.md (*return): Output a 'sleep' instruction
19073 for a function with an interrupt_thread attribute.
19074 * doc/extend.texi: Document the interrupt_thread attribute.
19076 2007-05-13 Daniel Berlin <dberlin@dberlin.org>
19078 Fix PR tree-optimization/31911
19079 * tree-ssa-pre.c (phi_translate): Make sure to cache results even
19080 if they didn't change the expression.
19082 2007-05-13 Zdenek Dvorak <dvorakz@suse.cz>
19084 * tree-scalar-evolution.c (resolve_mixers): Exported.
19085 * tree-scalar-evolution.h (resolve_mixers): Declare.
19086 * tree-data-ref.c (object_analysis, ptr_decl_may_alias_p,
19087 ptr_ptr_may_alias_p, may_alias_p, record_ptr_differ_p,
19088 record_record_differ_p, record_array_differ_p, array_ptr_differ_p,
19089 base_object_differ_p, base_addr_differ_p, analyze_array_indexes,
19090 init_array_ref, init_pointer_ref, analyze_indirect_ref,
19091 strip_conversion, analyze_offset_expr, address_analysis,
19092 object_analysis, analyze_offset): Removed.
19093 (dr_analyze_innermost, dr_analyze_indices, dr_analyze_alias,
19094 split_constant_offset, canonicalize_base_object_address,
19095 object_address_invariant_in_loop_p, disjoint_objects_p,
19096 dr_may_alias_p, dr_address_invariant_p): New functions.
19097 (create_data_ref): Use dr_analyze_innermost, dr_analyze_indices
19098 and dr_analyze_alias.
19099 (initialize_data_dependence_relation): Use dr_may_alias_p
19100 and object_address_invariant_in_loop_p.
19101 (compute_self_dependence): Handle the case when
19102 DDR_ARE_DEPENDENT (ddr) is chrec_dont_know.
19103 (find_data_references_in_stmt): Restrict the analysis of data
19104 references to the given loop nest.
19105 (find_data_references_in_loop): Made static. Pass loop nest to
19106 find_data_references_in_stmt.
19107 (compute_data_dependences_for_loop): Use DR_VOPS.
19108 (free_data_ref): Free DR_VOPS.
19109 * tree-data-ref.h (struct first_location_in_loop): Replaced by ...
19110 (struct innermost_loop_behavior): ... new.
19111 (struct base_object_info): Replaced by ...
19112 (struct indices): ... new.
19113 (struct dr_alias): New.
19114 (enum data_ref_type): Removed.
19115 (struct data_reference): Consist of struct innermost_loop_behavior,
19116 struct indices and struct dr_alias.
19117 (DR_SET_ACCESS_FNS, DR_FREE_ACCESS_FNS): Removed.
19118 (DR_MEMTAG): Renamed to ...
19119 (DR_SYMBOL_TAG): ... this.
19120 (find_data_references_in_loop): Declaration removed.
19121 * tree-vect-analyze.c (vect_compute_data_ref_alignment): Use DR_INIT
19122 instead of DR_OFFSET_MISALIGNMENT. DR_ALIGNED_TO is never NULL.
19123 (vect_analyze_data_refs): Use DR_SYMBOL_TAG instead of DR_MEMTAG.
19124 * tree-vect-transform.c (vect_create_data_ref_ptr): Ditto.
19126 2007-05-13 Revital Eres <eres@il.ibm.com>
19128 * tree-ssa-dse.c (get_use_of_stmt_lhs): New function
19129 which walks virtual def-use chains to find redundant stores.
19130 (dse_optimize_stmt): Call it.
19132 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19134 * gcse.c (gcse_main): Do jump bypassing in CPROP2.
19135 * passes.c (init_optimization_passes): Move pass_jump_bypass
19138 * basic-block.h (bb_has_eh_pred): Fix style issue.
19140 2007-05-12 Steven Bosscher <steven@gcc.gnu.org>
19142 PR rtl-optimization/31848
19143 * loop-invariant.c (move_invariant_reg): If we move an insn
19144 with a REG_EQUAL note, and that insn is not always executed,
19145 remove the REG_EQUAL note.
19147 2007-05-12 Richard Guenther <rguenther@suse.de>
19149 PR tree-optimization/31797
19150 * tree-ssa-forwprop.c (forward_propagate_addr_expr): Do not
19151 propagate into a stmt that has volatile ops.
19153 2007-05-12 Richard Sandiford <richard@codesourcery.com>
19155 * configure.ac (gcc_gxx_include_dir): Use $(libsubdir_to_prefix).
19156 (gcc_tooldir): Likewise.
19157 * configure: Regenerate.
19158 * Makefile.in (libsubdir_to_prefix): New variable, based on the
19159 old configure.ac gcc_tooldir setting.
19160 (prefix_to_exec_prefix): New variable.
19161 (DRIVER_DEFINES): Use $(libsubdir_to_prefix)$(prefix_to_exec_prefix)
19162 rather than $(unlibsubdir)/../ to derive TOOLDIR_BASE_PREFIX.
19164 2007-05-11 Silvius Rus <rus@google.com>
19166 * Makefile.in (OBJS-common): Add tree-ssa-alias-warnings.o.
19167 * c-common.c (strict_aliasing_warning): Modify -Wstrict-aliasing logic.
19168 * c-common.h (strict_aliasing_warning): Change return type.
19169 * c-opts.c (c_common_handle_option): Add call to set_Wstrict_aliasing.
19170 * c-typeck.c (build_indirect_ref): Add call to strict_aliasing_warning.
19171 (build_c_cast): Condition call to strict_aliasing_warning.
19172 * doc/invoke.texi: Update description of -Wstrict-aliasing[=n].
19173 * flags.h (set_Wstrict_aliasing): Declare.
19174 * opts.c (set_Wstrict_alising): Define, add call to.
19175 * tree-flow.h (strict_aliasing_warning_backend): Declare.
19176 * tree-ssa-alias-warnings.c: New file.
19177 * tree-ssa-alias.c (compute_may_aliases): Add call to
19178 strict_aliasing_warning_backend.
19180 2007-05-11 Zdenek Dvorak <dvorakz@suse.cz>
19182 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
19183 Use loop_depth and loop_outer accessor functions.
19184 * tree-ssa-loop-im.c (outermost_invariant_loop, set_level,
19185 determine_invariantness_stmt, move_computations_stmt): Ditto.
19186 * cfgloopmanip.c (fix_bb_placement, fix_loop_placement, remove_path,
19187 add_loop, loopify, unloop, fix_loop_structure): Ditto.
19188 * tree-ssa-loop-manip.c (find_uses_to_rename_use): Ditto.
19189 * tree-scalar-evolution.c (interpret_loop_phi,
19190 compute_scalar_evolution_in_loop, analyze_scalar_evolution_in_loop,
19191 instantiate_parameters_1, scev_const_prop): Ditto.
19192 * cfghooks.c (make_forwarder_block): Ditto.
19193 * cfgloopanal.c (mark_irreducible_loops, mark_loop_exit_edges): Ditto.
19194 * modulo-sched.c (loop_canon_p): Ditto.
19195 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg,
19196 slpeel_can_duplicate_loop_p): Ditto.
19197 * lambda-code.c (invariant_in_loop_and_outer_loops): Ditto.
19198 * tree-cfg.c (tree_duplicate_sese_region): Ditto.
19199 * cfgloop.c (flow_loop_dump, flow_loop_nodes_find, rescan_loop_exit,
19200 cancel_loop, verify_loop_structure): Ditto.
19201 (flow_loop_nested_p, superloop_at_depth, flow_loop_free,
19202 add_bb_to_loop, remove_bb_from_loops, find_common_loop): Use the
19203 superloops vector instead of "pred" array.
19204 (establish_preds): Take father loop as an argument. Initialize the
19206 (flow_loop_tree_node_add): Pass father loop to establish_preds.
19207 Do not initialize loop->outer.
19208 (flow_loop_tree_node_remove): Truncate the superloops vector.
19209 * cfgloop.h (struct loop): Removed field "outer", fields "depth" and
19210 "pred" merged to "superloops" vector.
19211 (loop_depth, loop_outer): New.
19212 (fel_init): Use loop_outer.
19214 2007-05-11 Jan Hubicka <jh@suse.cz>
19216 * cgraphunit.c: Include gt-cgraphunit.h
19217 (static_ctors, static_dtors): New static vars.
19218 (record_cdtor_fn, build_cdtor, cgraph_build_cdtor_fns): New functions,
19219 based on implementation in c-common.c
19220 (cgraph_finalize_function): Call record_cdtor_fn.
19221 (cgraph_optimize): Call cgraph_build_cdtor_fns.
19222 * decl.c (finish_function): Do not call c_record_cdtor_fn.
19223 (c_write_global_declarations): Do not call c_build_cdtor_fns.
19224 * c-common.c (static_ctors, static_dtors, c_record_cdtor_fn,
19225 build_cdtor, c_build_cdtor_fns): Remove.
19226 * c-common.h (static_ctors, static_dtors, c_record_cdtor_fn,
19227 c_build_cdtor_fns): Remove prototype.
19229 2007-05-11 Paolo Carlini <pcarlini@suse.de>
19232 * builtin-types.def: Add BT_FN_PTR_CONST_PTR_INT_SIZE.
19233 * builtins.def: Add BUILT_IN_MEMCHR, use the latter.
19234 * builtins.c (fold_builtin_memchr): New.
19235 (expand_builtin_memchr): Call the latter.
19236 (expand_builtin, fold_builtin_3): Deal with BUILT_IN_MEMCHR.
19237 * doc/extend.texi ([Other built-in functions provided by GCC]):
19240 2007-05-11 Andreas Krebbel <krebbel1@de.ibm.com>
19242 * config/s390/s390.md (GPR0_REGNUM, FPR0_REGNUM, FPR2_REGNUM,
19243 PFPO_CONVERT, PFPO_OP_TYPE_SF, PFPO_OP_TYPE_DF, PFPO_OP_TYPE_TF,
19244 PFPO_OP_TYPE_SD, PFPO_OP_TYPE_DD, PFPO_OP_TYPE_TD, PFPO_OP0_TYPE_SHIFT,
19245 PFPO_OP1_TYPE_SHIFT): Constants added.
19246 (DFP_ALL): Mode macro defined.
19247 ("*trunc<BFP:mode><DFP_ALL:mode>2", "*trunc<DFP_ALL:mode><BFP:mode>2",
19248 "*extend<BFP:mode><DFP_ALL:mode>2", "*extend<DFP_ALL:mode><BFP:mode>2"):
19249 Insn definitions added.
19250 ("trunc<BFP:mode><DFP_ALL:mode>2", "trunc<DFP_ALL:mode><BFP:mode>2",
19251 "extend<BFP:mode><DFP_ALL:mode>2", "extend<DFP_ALL:mode><BFP:mode>2"):
19254 2007-05-10 Zdenek Dvorak <dvorakz@suse.cz>
19256 PR tree-optimization/31885
19257 * tree-chrec.c (chrec_contains_undetermined): Do not consider
19258 NULL_TREE to be undetermined.
19259 (automatically_generated_chrec_p): Return false for NULL.
19261 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19263 * config/bfin/bfin.h (MOVE_RATIO): Define.
19265 2007-05-10 Richard Sandiford <richard@codesourcery.com>
19267 * config.gcc (sparc-wrs-vxworks): New target.
19268 * config/sparc/vxworks.h, config/sparc/t-vxworks: New files.
19269 * config/sparc/sparc-protos.h (sparc_emit_call_insn): Declare.
19270 * config/sparc/sparc.h: Include vxworks-dummy.h.
19271 (PRINT_OPERAND_ADDRESS): Extend SYMBOL_REF handling to
19272 include LABEL_REFs too.
19273 * config/sparc/sparc.c (sparc_expand_move): Don't assume that
19274 _GLOBAL_OFFSET_TABLE_ - label_ref is a link-time constant on
19276 (legitimize_pic_address): Handle LABEL_REFs like SYMBOL_REFs
19278 (load_pic_register): Use gen_vxworks_load_got for VxWorks.
19279 (sparc_emit_call_insn): New function.
19280 (sparc_function_ok_for_sibcall): Restrict sibcalls to locally-binding
19281 functions when generating VxWorks PIC.
19282 * config/sparc/sparc.md (vxworks_load_got): New pattern.
19283 (call, call_value): Use sparc_emit_call_insn instead of
19286 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19288 * config/xtensa/xtensa.c (xtensa_output_literal): Don't use #if.
19290 2007-05-09 Bob Wilson <bob.wilson@acm.org>
19292 * config/xtensa/xtensa.c (xtensa_output_literal): Mask out high bits
19293 for floating-point values if HOST_BITS_PER_LONG > 32. Use
19294 split_double instead of operand_subword.
19296 2007-05-08 Bernd Schmidt <bernd.schmidt@analog.com>
19298 * config/bfin/bfin.h (LOCAL_ALIGNMENT): Define.
19299 * config/bfin/bfin.c (bfin_local_alignment): New function.
19300 * config/bfin/bfin-protos.h (bfin_local_alignment): Declare it.
19302 2007-05-08 Chao-ying Fu <fu@mips.com>
19304 * doc/md.texi (msub@var{m}@var{n}4, usub@var{m}@var{n}4): Document.
19305 * optabs.h (OTI_smsub_widen, OTI_umsub_widen): New optab_indexes.
19306 (smsub_widen_optab, umsub_widen_optab): Define.
19307 * optabs.c (init_optabs): Initialize smsub_widen_optab and
19309 * genopinit.c (optabs): Fill in smsub_widen_optab and
19311 * expr.c (expand_expr_real_1): Try to use smsub_widen_optab
19312 and umsub_widen_optab to implement multiply-subtract sequences.
19313 * config/mips/mips.md (*msac<u>_di): Rename to...
19314 (<u>msubsidi4): ...this. Extend condition to include
19315 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
19316 of operand 0 to "ka" and use the three-operand form of msub<u>
19318 * config/mips/mips-dspr2.md (mips_msub, mips_msubu): Convert
19321 2007-05-08 Kaz Kojima <kkojima@gcc.gnu.org>
19323 PR rtl-optimization/28011
19324 * reload.c (push_reload): Set dont_share if IN appears in OUT
19325 also when IN is a PLUS rtx.
19326 (reg_overlap_mentioned_for_reload_p): Return true if X and IN
19329 2007-05-08 Kazu Hirata <kazu@codesourcery.com>
19331 * emit-rtl.c (unshare_all_rtl_1): Don't copy DECL_RTL. Don't
19332 call unshare_all_decls.
19333 (unshare_all_rtl): Adjust the call to unshare_all_rtl_1.
19334 (unshare_all_decls): Remove.
19336 2007-05-08 Simon Martin <simartin@users.sourceforge.net>
19339 * tree-dump.c (dump_options): Don't use TDF_DIAGNOSTIC in "*-all" tree
19342 2007-05-08 Sandra Loosemore <sandra@codesourcery.com>
19343 Nigel Stephens <nigel@mips.com>
19345 * config/mips/mips.h (MAX_FPRS_PER_FMT): Renamed from FP_INC.
19346 Update comments and all uses.
19347 (MIN_FPRS_PER_FMT): Define.
19348 * config/mips/mips.c (function_arg): Fix to correctly handle
19349 the -mips32r2 -mfp64 -mabi=32 case.
19350 (override_options): Enable use of odd-numbered registers for
19351 SFmode values on MIPS32.
19352 (mips_save_reg_p): Save whole floating-point register pair if
19353 either half is used.
19354 (compute_frame_size): Fix comment.
19356 2007-05-08 Jie Zhang <jie.zhang@analog.com>
19358 * config/bfin/bfin-protos.h (bfin_expand_epilogue): Add a third
19359 argument of type bool.
19360 * config/bfin/bfin.c (add_to_reg): Add epilogue_p as a fourth
19361 argument. Safely select temporary P register according to it.
19362 (do_link): Change call site of add_to_reg accordingly.
19363 (do_unlink): Add epilogue_p as a fourth argument and pass it
19365 (expand_interrupt_handler_epilogue): Change call of do_unlink
19367 (bfin_expand_prologue): Add a third argument sibcall_p.
19368 * config/bfin/bfin.md (epilogue): Change call of
19369 bfin_expand_epilogue accordingly.
19370 (sibcall_epilogue): Likewise.
19371 (eh_return_internal): Likewise.
19373 * config/bfin/bfin-protos.h (enum bfin_cpu): Add
19374 BFIN_CPU_BF534, BFIN_CPU_BF536 and BFIN_CPU_BF561.
19375 * config/bfin/bfin.c (bfin_handle_option): Handle
19376 -mcpu=bf534, -mcpu=bf536 and -mcpu=bf561.
19377 * config/bfin/bfin.h (TARGET_CPU_CPP_BUILTINS):
19378 Support bf534, bf536 and bf561.
19379 * doc/invoke.texi (Blackfin Options): Document -mcpu and -msim.
19381 2007-05-08 Uros Bizjak <ubizjak@gmail.com>
19384 * config/i386/i386.c (ix86_function_regparm): Process local
19385 functions only when TREE_CODE (decl) equals FUNCTION_DECL.
19387 2007-05-07 Mike Stump <mrs@apple.com>
19389 * doc/invoke.texi (Warning Options): Document that -Wempty-body
19390 also checks for and while statements in C++.
19392 2007-05-07 Nathan Froyd <froydnj@codesourcery.com>
19394 * gcc.c (at_file_supplied): New variable.
19395 (main): Set it if we expanded argv.
19396 (do_spec_1): Pass an @-file to the linker if we were called with
19397 an @-file argument and HAVE_GNU_LD.
19398 * collect2.c (at_file_supplied): New variable.
19399 (response_file): New variable.
19400 (collect_exit): Unlink response_file if necessary.
19401 (handler): Likewise.
19402 (do_wait): Likewise.
19403 (main): Set at_file_supplied if we expanded argv.
19404 (collect_execute): Pass an @-file to subprocesses if we were called
19405 with an @-file argument.
19406 * configure.ac: Add define for HAVE_GNU_LD.
19407 * configure: Regenerate.
19408 * config.in: Regenerate.
19410 2007-05-07 Naveen.H.S <naveen.hs@kpitcummins.com>
19412 * config/m32c/muldiv.md (mulhisi3_c): Limit the mode of the 2nd
19413 operand to HI mode.
19418 2007-05-07 Jayant Sonar <jayants@kpitcummins.com>
19420 * config/m32c/m32c.c (SYMBOL_FLAG_FUNCVEC_FUNCTION): Define.
19421 (TARGET_ENCODE_SECTION_INFO): Re-define.
19422 (m32c_encode_section_info): New
19423 (function_vector_handler): New
19424 (current_function_special_page_vector): New
19425 (m32c_special_page_vector_p): New.
19426 * config/m32c/m32c-protos.h (m32c_special_page_vector_p):
19428 * config/m32c/jump.md: Added instruction JSRS for functions
19429 with attribute "function_vector".
19430 * doc/extend.texi (function_vector): Added description
19431 for M16C, M32C targets.
19433 2007-05-07 DJ Delorie <dj@redhat.com>
19436 * config/m32c/shift.md (ashlpsi3_i, ashrpsi3_i, ashlpsi3,
19437 ashrpsi3, lshrpsi3): Update shift count constraint.
19439 2007-05-07 Danny Smith <dannysmith@users.sourceforge.net>
19440 Nathan Froyd <froydnj@codesourcery.com>
19443 * c-incpath.c (add_path): Strip trailing path separators.
19445 2007-05-07 Eric Botcazou <ebotcazou@adacore.com>
19447 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Reset cfg_altered.
19448 Free dominance info before purging EH edges.
19449 (eliminate_degenerate_phis): Likewise.
19450 (propagate_rhs_into_lhs): Set cfg_altered to true instead of 1.
19452 2007-05-07 Jan Hubicka <jh@suse.cz>
19454 * gimplify.c (gimplify_expr): Do not crash when folding
19455 (void *)(int)&a + 4.
19457 2007-05-07 Francois-Xavier Coudert <fxcoudert@gcc.gnu.org>
19460 * c-opts.c (lang_fortran): Make it non static.
19461 * c-common.h (lang_fortran): New prototype.
19462 * c-cppbuiltin.c (c_cpp_builtins): Create a __GFORTRAN__ if the
19463 -lang-fortran option was passed by the driver.
19465 2007-05-06 Eric Botcazou <ebotcazou@adacore.com>
19467 * timevar.c (timevar_print): Test ENABLE_ASSERT_CHECKING instead
19468 of ASSERT_CHECKING. Tweak message.
19470 2007-05-06 Revital Eres <eres@il.ibm.com>
19473 * loop-unroll.c (insert_var_expansion_initialization):
19474 Initialize the expansions with -zero instead of +zero.
19476 2007-05-05 Aurelien Jarno <aurelien@aurel32.net>
19478 * config/pa/pa.md: Split tgd_load, tld_load and tie_load
19479 into pic and non-pic versions. Mark r19 as used for
19480 tgd_load_pic, tld_load_pic and tie_load_pic. Mark r27 as used
19481 for tgd_load, tld_load and tie_load .
19482 * config/pa/pa.c (legitimize_tls_address): Emit pic or non-pic
19483 version of tgd_load, tld_load and tie_load depending on the
19486 2007-05-04 Ulrich Drepper <drepper@redhat.com>
19487 Jakub Jelinek <jakub@redhat.com>
19489 * crtstuff.c (HIDDEN_DTOR_LIST_END): New macro.
19490 (__do_global_dtors_aux): Use more paranoid loop to run
19491 destructors if HIDDEN_DTOR_LIST_END.
19492 (__DTOR_END__): Export as a hidden symbol when HIDDEN_DTOR_LIST_END.
19494 2007-05-04 Jakub Jelinek <jakub@redhat.com>
19496 * varasm.c (align_variable): Don't increase alignment for
19497 DECL_THREAD_LOCAL_P variables above BITS_PER_WORD through
19498 DATA_ALIGNMENT or CONSTANT_ALIGNMENT.
19500 2007-05-04 Josh Conner <jconner@apple.com>
19502 * basic-block.h (cdi_direction): Assign values to all enumeration
19504 (dom_computed): Remove.
19505 (dom_info_state): New.
19506 (set_dom_info_availability): New.
19507 * tree-ssa-loop-im.c (determine_invariantness): Initialize
19508 walk_data.dom_direction.
19509 * cfghooks.c (delete_basic_block): Use dom_info_available_p()
19510 instead of dom_computed[].
19511 (split_edge): Likewise.
19512 (create_basic_block): Likewise.
19513 (merge_blocks): Likewise.
19514 * ifcvt.c (find_if_header): Likewise.
19515 * tree-cfgcleanup.c (cleanup_tree_cfg): Likewise.
19516 * tree-ssa-dce.c (remove_dead_stmt): Likewise.
19517 * tree-ssa.c (verify_ssa): Likewise.
19518 * tree-cfg.c (tree_verify_flow_info): Likewise.
19519 (remove_edge_and_dominated_blocks): Likewise.
19520 * dominance.c (dom_computed): Make static.
19521 (calc_dfs_tree_nonrec): Change third param to a bool.
19522 (calc_dfs_tree): Change second param to a bool.
19523 (calc_idioms): Change second param to a bool. Use
19524 dom_convert_dir_to_idx.
19525 (init_dom_info): Validate dir before using.
19526 (dom_convert_dir_to_idx): New.
19527 (calculate_dominance_info): Use dom_convert_dir_to_idx. New
19528 variable 'reverse' used for calling calc_dfs_tree and calc_idoms.
19529 (free_dominance_info): Use dom_convert_dir_to_idx.
19530 (get_immediate_dominator): Likewise.
19531 (set_immediate_dominator): Likewise.
19532 (get_dominated_by): Likewise.
19533 (redirect_immediate_dominators): Likewise.
19534 (nearest_common_denominator): Likewise.
19535 (dominated_by_p): Likewise.
19536 (bb_dom_dfs_in): Likewise.
19537 (bb_dom_dfs_out): Likewise.
19538 (recount_dominator): Likewise.
19539 (iterate_fix_dominators): Likewise.
19540 (add_to_dominance_info): Likewise.
19541 (delete_from_dominance_info): Likewise.
19542 (first_dom_son): Likewise.
19543 (next_dom_son): Likewise.
19544 (dom_info_available_p): Likewise.
19545 (dom_info_state): New.
19546 (set_dom_info_availability): New.
19548 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19550 * config/s390/s390.md ("fix_trunc<mode>di2", "fix_trunc<mode>si2"):
19552 ("fix_trunc<DSF:mode><GPR:mode>2"): Expander added.
19554 2007-05-04 Bob Wilson <bob.wilson@acm.org>
19556 * config/xtensa/xtensa.md (adddi3, adddi_carry): Delete.
19557 (subdi3, subdi_carry): Delete.
19559 2007-05-04 Jan Hubicka <jh@suse.cz>
19560 Richard Guenther <rguenther@suse.de>
19562 * opts.c (decode_options): Do not fiddle with inlining
19563 parameters in case of optimizing for size.
19564 * ipa-inline.c (cgraph_decide_recursive_inlining): When optimizing
19565 for size do nothing.
19566 (cgraph_decide_inlining_of_small_function): When optimizing for
19567 size never inline functions increasing caller size.
19568 (cgraph_early_inlining): Inline for size when optimizing for size.
19570 2007-05-04 Bernd Schmidt <bernd.schmidt@analog.com>
19572 * config/bfin/bfin.md (<optab>di3): Now a define_expand which expands
19573 logical operations piecewise.
19574 (<optab>di_zesidi_di, <optab>di_sesidi_di, negdi2, one_cmpldi2,
19575 zero_extendsidi2, subdi_di_zesidi, subdi_zesidi_di, subdi_di_sesidi,
19576 subdi_sesidi_di): Delete.
19577 (add_with_carry): Produce carry in CC instead of a DREG to shorten
19578 the generated sequence. Allow three-reg add in constraints. Rewrite
19579 the rtl expression for carry to avoid zero_extend of a constant.
19580 (sub_with_carry): New pattern.
19581 (adddi3, subdi3): Change into define_expand. For subtract, generate a
19582 different sequence not involving jumps.
19583 (notbi): Now a named pattern.
19585 2007-05-04 Bradley Lucier <lucier@math.purdue.edu>
19587 * doc/invoke.texi (i386 and x86-64 Options) [-mpc32, -mpc64, -mpc80]:
19588 Add the note about a significant loss of accuracy of some
19589 mathematical routines when these options are used.
19591 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19593 * haifa-sched.c (rtx_vec_t): New typedef.
19594 (contributes_to_priority_p): Extract piece of priority () into new
19596 (priority): Use the function. Add assertion.
19597 (rank_for_schedule, set_priorities): Add assertion to check that
19598 insn's priority is initialized.
19599 (clear_priorities, calc_priorities): Change signature. Make it update
19600 all relevant insns. Update all callers ('add_to_speculative_block ()'
19601 and 'create_block_check_twin ()').
19602 * sched-int.h (struct haifa_insn_data): Remove field 'priority_known'.
19603 Add new field 'priority_status'.
19604 (INSN_PRIORITY_STATUS): New macro.
19605 (INSN_PRIORITY_KNOWN): Change to use INSN_PRIORITY_STATUS.
19607 2007-05-04 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
19609 * sched-ebb.c (debug_ebb_dependencies): New static function.
19610 (init_ready_list): Use it.
19612 * sched-rgn.c (debug_dependencies): Split into 'debug_dependencies ()'
19613 with changed signature and 'debug_rgn_dependencies ()'.
19614 (debug_rgn_dependencies): New static function.
19615 (init_ready_list): Use it.
19617 * sched-int.h (debug_dependencies): Declare.
19619 2007-05-04 Andreas Krebbel <krebbel1@de.ibm.com>
19621 * libgcc-std.ver (__ffssi2): Added to GCC_4.3.0 section.
19623 2007-05-04 Dirk Mueller <dmueller@suse.de>
19625 * c.opt(Wmain,ffreestanding): Enable for C++,ObjC++.
19627 2007-05-03 Jan Hubicka <jh@suse.cz>
19629 * fold-const.c (fold_unary): Convert (T1)(X op Y) into
19630 ((T1)X op (T1)Y), for pointer type in more cases than before.
19632 * gimplify.c (gimplify_expr): Fold (void *)&a + 4.
19634 * tree-object-size.c (plus_expr_object_size): When operand size is
19635 unknown, return unknown.
19637 2007-05-03 Dirk Mueller <dmueller@suse.de>
19639 * doc/invoke.texi (-m386,-m486,-mpentium,-mpentiumpro): Remove.
19641 * config/i386/i386.h (CC1_CPU_SPEC): Remove handling for deprecated
19644 * config/i386/i386.opt (m386,m486,mpentium,mpentiumpro): Remove.
19646 2007-05-03 Janis Johnson <janis187@us.ibm.com>
19648 * doc/sourcebuild.texi (Test Directives) Clarify dg-excess-errors.
19650 2007-05-03 Joseph Myers <joseph@codesourcery.com>
19652 * config/soft-fp/double.h, config/soft-fp/extended.h,
19653 config/soft-fp/floatundidf.c, config/soft-fp/floatundisf.c,
19654 config/soft-fp/floatunsidf.c, config/soft-fp/floatunsisf.c,
19655 config/soft-fp/op-2.h, config/soft-fp/op-4.h,
19656 config/soft-fp/op-common.h, config/soft-fp/quad.h: Update from
19659 2007-05-03 Ian Lance Taylor <iant@google.com>
19661 * config/rs6000/rs6000.c (rs6000_override_options): Don't set
19662 MASK_PPC_GFXOPT for 8540 or 8548.
19664 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19666 * tree-vect-transform.c (vect_update_inits_of_drs): Use
19667 vect_print_dump_info() to output debug information.
19669 2007-05-03 Uros Bizjak <ubizjak@gmail.com>
19672 * config/i386/i386.c (print_operand) ['z']: Output 'w' for
19673 operands of size 2 when operand is not MEM_P.
19675 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19677 PR tree-optimization/30565
19678 * lambda-code.c (perfect_nestify): Fix updating of dominators.
19680 2007-05-03 Bernd Schmidt <bernd.schmidt@analog.com>
19682 * config/bfin/bfin.md (addpdi3, us_truncpdisi2): New patterns.
19683 (umulsi3_highpart): Use them.
19684 * config/bfin/lib1funcs.asm (__umulsi3_highpart): Use unsigned move
19685 for final accumulator to D regisster tranfser.
19687 2007-05-03 Dorit Nuzman <dorit@il.ibm.com>
19689 PR tree-optimization/31699
19690 * tree-vect-analyze.c (vect_update_misalignment_for_peel): Remove
19692 (vect_enhance_data_refs_alignment): Compute peel amount using
19693 TYPE_VECTOR_SUBPARTS instead of vf.
19694 * tree-vect-transform.c (vect_gen_niters_for_prolog_loop): Likewise.
19696 2007-05-02 Brooks Moses <brooks.moses@codesourcery.com>
19699 * system.h: Remove inclusion of double-int.h
19700 * tree.h: Include double-int.h
19701 * gengtype.c: Likewise
19702 * cfgloop.h: Likewise
19703 * Makefile.in: Adjust dependencies on double-int.h
19705 2007-05-02 Eric Christopher <echristo@apple.com>
19707 * config/darwin.h (TARGET_OPTION_TRANSLATE_TABLE): Translate
19708 -shared to -Zdynamiclib.
19710 2007-05-02 Seongbae Park <seongbae.park@gmail.com>
19713 * c-common.c (strip_pointer_or_array_types): New function.
19714 * c-common.h (strip_pointer_or_array_types): New function declaration.
19716 2007-05-03 Zdenek Dvorak <dvorakz@suse.cz>
19718 PR tree-optimization/31771
19719 * tree-cfg.c (move_block_to_fn): Assign bb to the correct index.
19721 2007-05-02 Paul Brook <paul@codesourcery.com>
19723 * config/arm/bpabi.S (aeabi_lcmp): Fix result on overflow.
19725 2007-05-02 Andrew Pinski <andrew_pinski@playstation.sony.com>
19727 PR middle-end/29715
19728 * fold-const.c (fold_comparision): Remove the "foo++ == CONST"
19731 2007-05-02 Nick Clifton <nickc@redhat.com>
19733 * config/frv/predicates.md (symbolic_operand): Accept CONSTs.
19735 2007-05-02 Richard Guenther <rguenther@suse.de>
19737 PR tree-optimization/31146
19738 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): New
19739 argument, single_use_p. If we have a single use that is
19740 a conversion to the definition rhs type, propagate that rhs.
19741 (forward_propagate_addr_expr): Pass single_use_p argument
19742 to forward_propagate_addr_expr_1.
19744 2007-05-01 H.J. Lu <hongjiu.lu@intel.com>
19746 * config/i386/i386.c (ix86_expand_sse_comi): Remove unused
19749 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19751 * doc/invoke.texi: Fix typo, 'AMD Family 10h core' instead of
19752 'AMD Family 10 core'.
19754 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19756 * config/i386/i386.c (override_options): Accept k8-sse3, opteron-sse3
19757 and athlon64-sse3 as improved versions of k8, opteron and athlon64
19758 with SSE3 instruction set support.
19759 * doc/invoke.texi: Likewise.
19761 2007-05-01 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
19763 * config/i386/i386.c (override_options): Tuning 32-byte loop
19764 alignment for amdfam10 architecture. Increasing the max loop
19765 alignment to 24 bytes.
19767 2007-05-01 Kazu Hirata <kazu@codesourcery.com>
19769 * config/m68k/constraints.md: New.
19770 * config/m68k/m68k.h (REG_CLASS_FROM_LETTER,
19771 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P,
19772 EXTRA_CONSTRAINT): Remove.
19773 * config/m68k/m68k.md: Include constraints.md.
19774 * expr.c (expand_expr_real_1): Copy DECL_RTL before using it.
19776 2007-05-01 Ian Lance Taylor <iant@google.com>
19778 PR tree-optimization/31739
19779 * tree-vrp.c (vrp_val_is_max): New static function.
19780 (vrp_val_is_min): New static function.
19781 (set_value_range_to_value): Use TYPE_{MAX,MIN}_VALUE rather than
19783 (set_value_range): Use vrp_val_is_{max,min}.
19784 (extract_range_from_assert): Likewise.
19785 (extract_range_from_binary_expr): Likewise.
19786 (extract_range_from_unary_expr): Likewise.
19787 (dump_value_range, vrp_meet): Likewise.
19788 (vrp_visit_phi_node): Likewise.
19789 * tree.c (build_distinct_type_copy): Revert change of 2007-04-27.
19791 2007-05-01 Mark Mitchell <mark@codesourcery.com>
19793 * config/i386/gmon-sol2.c (size_t): New type.
19794 (intptr_t): Likewise.
19795 (s_textsize): Declare as size_t.
19797 (monstartup): Use size_t for sizes.
19798 (_mcount): Save and restore registers.
19799 (internal_mcount): Pass 0 as the first argument to monstartup
19801 (moncontrol): Convert pointer to appropriately sized integer
19802 before passing to profil.
19804 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19806 * config/rs6000/darwin-ldouble.c (__gcc_qunord): Define if
19807 __NO_FPRS__, not just if _SOFT_DOUBLE.
19808 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qunord): Likewise.
19809 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Use __gcc_qunord
19810 also for E500 double.
19811 * config/rs6000/rs6000.md (buneq, bunge, bungt, bunle, bunlt,
19812 suneq, sunge, sungt, sunle, sunlt): Disable for (TARGET_HARD_FLOAT
19815 2007-05-01 Richard Guenther <rguenther@suse.de>
19817 * tree-ssa-loop-manip.c (ip_normal_pos): Check if last stmt
19820 2007-05-01 Joseph Myers <joseph@codesourcery.com>
19822 * config/rs6000/libgcc-ppc-glibc.ver (__gcc_qgt): Fix typo.
19824 2007-05-01 Jan Hubicka <jh@suse.cz>
19826 * tree-vectorize.c (vect_is_simple_use): gimple_min_invariant is
19829 2007-05-01 Jan Hubicka <jh@suse.cz>
19831 * tree.h (maybe_fold_offset_to_component_ref): Remove.
19832 (maybe_fold_offset_to_reference): Declare.
19833 * fold-const.c (fold_unary): Do not fold
19834 (type *)&A into &A->field_of_type_and_offset_0
19835 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): When base type
19836 size is unknown, give up.
19837 (maybe_fold_offset_to_component_ref): Ignore firelds with unknown
19839 (maybe_fold_offset_to_reference): New.
19840 (maybe_fold_stmt_indirect): Use it.
19841 (fold_stmt_r): Fold (type *)&A+offset into A->field_if_type_and_offset.
19842 * gimplify.c (gimplify_conversion): Canonicalize conversions to
19844 (gimplify_expr): Likewise for plus_expr.
19846 2007-05-01 Zdenek Dvorak <dvorakz@suse.cz>
19848 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Use
19849 bsi_after_labels. Always insert statements before bsi.
19850 * tree-vect-transform.c (vect_create_epilog_for_reduction): Ditto.
19851 * predict.c (apply_return_prediction): Check for empty blocks.
19852 * cfgexpand.c (lab_rtx_for_bb): New variable.
19853 (label_rtx_for_bb): Do not create new tree labels.
19854 (expand_gimple_basic_block): Add labels recorded in lab_rtx_for_bb.
19855 (tree_expand_cfg): Initialize lab_rtx_for_bb.
19856 * tree-cfg.c (build_tree_cfg): Call cleanup_dead_labels after
19858 (label_for_bb): Add field used.
19859 (update_eh_label, main_block_label): Mark the label used.
19860 (cleanup_dead_labels): Remove unused labels.
19862 2007-05-01 Richard Guenther <rguenther@suse.de>
19864 * tree-vrp.c (set_value_range): Do not allocate equiv bitmap
19865 if it is not about to be set.
19866 (get_value_range): Do not pre-allocate equiv bitmap.
19867 (update_value_range): No need to clear equiv field.
19868 (add_equivalence): Change prototype to get bitmap pointer.
19869 Allocate bitmap here if it is not already.
19870 (extract_range_from_assert): Do not allocate bitmap here.
19871 Update callers to add_equivalence.
19872 (extract_range_from_ssa_name): Likewise.
19873 (get_vr_for_comparison): New static helper.
19874 (compare_name_with_value): Handle NULL equiv bitmap by
19875 peeling the first iteration of the comparison loop.
19876 Use get_vr_for_comparison.
19877 (compare_names): Handle NULL equiv bitmaps by using fake
19878 ones. Use get_vr_for_comparison.
19880 2007-04-30 Brooks Moses <brooks.moses@codesourcery.com>
19882 * double-int.c (mpz_set_double_int): Moved from
19883 tree-ssa-loop-niter.c.
19884 (mpz_get_double_int): Likewise; also, add option to wrap
19885 out-of-range integers.
19886 * double-int.h: New prototypes for above.
19887 * tree.c (get_static_type_bounds): Moved from
19888 tree-ssa-loop-niter.c; now returns TYPE_MIN_VALUE and
19889 TYPE_MAX_VALUE if they exist..
19890 * tree.h: New prototype for above.
19891 * tree-ssa-loop-niter.c: Adjust mpz_to_double_int and
19892 get_type_bounds calls.
19893 (mpz_set_double_int): Move to double-int.c.
19894 (get_type_bounds): Move to tree.c, rename to
19895 get_static_type_bounds.
19896 (mpz_to_double_int): Move to double-int.c, rename to
19897 mpz_get_double_int.
19899 2007-04-30 Bob Wilson <bob.wilson@acm.org>
19901 * config/xtensa/lib1funcs.asm (__umodsi3, __modsi3): Rearrange so that
19902 DIV0 exception can fall through to a normal return.
19904 2007-04-30 Alexandre Oliva <aoliva@redhat.com>
19906 PR middle-end/22156
19907 Temporarily revert:
19908 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
19909 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
19910 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19911 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
19912 initialize align to silence bogus warning.
19913 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
19914 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
19916 (struct sra_walk_fns): Remove use_all parameter from use.
19917 (sra_hash_tree): Handle BIT_FIELD_REFs.
19918 (sra_elt_hash): Don't hash bitfld blocks.
19919 (sra_elt_eq): Skip them in parent compares as well. Handle
19921 (sra_walk_expr): Don't maintain or pass down use_all_p.
19922 (scan_use): Remove use_all parameter.
19923 (scalarize_use): Likewise. Re-expand assignment to
19924 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
19925 output, and re-scalarize after output. Don't mark anything
19927 (scalarize_ldst): Adjust.
19928 (scalarize_walk_gimple_modify_statement): Likewise.
19929 (build_element_name_1): Handle BIT_FIELD_REFs.
19930 (instantiate_element): Don't warn for any element whose parent
19931 is used as a whole.
19932 (instantiate_missing_elements_1): Return the sra_elt.
19933 (canon_type_for_field): New.
19934 (try_instantiate_multiple_fields): New.
19935 (instantiate_missing_elemnts): Use them.
19936 (mark_no_warning): Removed.
19937 (generate_one_element_ref): Handle BIT_FIELD_REFs.
19938 (REPLDUP, sra_build_elt_assignment): New.
19939 (generate_copy_inout): Use them.
19940 (generate_element_copy): Likewise. Handle bitfld differences.
19941 (generate_element_zero): Don't recurse for blocks. Use
19942 sra_build_elt_assignment.
19943 (generate_one_element_int): Take elt instead of var. Use
19944 sra_build_elt_assignment.
19945 (generate_element_init_1): Adjust.
19946 (scalarize_use, scalarize_copy): Use REPLDUP.
19947 (scalarize_ldst): Move assert before dereference.
19948 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
19950 2007-04-30 Andrew Pinski <andrew_pinski@playstation.sony.com>
19953 * tree.c (reconstruct_complex_type): Reconstruct a reference
19955 Also use the same mode for the pointer as the old pointer type.
19957 2007-04-30 Francois-Xavier Coudert <coudert@clipper.ens.fr>
19959 * doc/trouble.texi (Interoperation): Remove note about Ultrix
19962 2007-04-29 Zdenek Dvorak <dvorakz@suse.cz>
19964 PR rtl-optimization/31676
19965 * df-scan.c (record_nonlocal_goto_receiver_defs): New function.
19966 (df_refs_record): Call it.
19968 2007-04-29 Bernd Schmidt <bernd.schmidt@analog.com>
19970 * rtl.def (SS_ABS): New code.
19971 * config/bfin/bfin.c (print_operand): New modifier 'v'.
19972 (enum bfin_builtins): Add BFIN_BUILTIN_SUM_2X16, BFIN_BUILTIN_ABS_1x32,
19973 BFIN_BUILTIN_ROUND_1x32, BFIN_BUILTIN_MULT_1x32x32,
19974 BFIN_BUILTIN_MULT_1x32x32NS, BFIN_BUILTIN_SSASHIFT_1x32.
19975 (bfin_init_builtins): Define them.
19976 (bdesc_1arg, bdesc_2arg): Add some of them here, ...
19977 (bfin_expand_builtin): ... and handle the others here.
19978 * config/bfin/bfin.md (ssabssi2, ssroundsi2, ssashiftsi3,
19979 flag_mul_macv2hi_parts_acconly_andcc0): New patterns.
19980 (ss_absv2hi2): Renamed from absv2hi; use ss_abs code.
19981 (ssashiftv2hi3, ssashifthi3, lshiftv2hi3, lshifthi3): Shift count
19982 operand is only HImode.
19984 2007-04-29 Steven Bosscher <steven@gcc.gnu.org>
19986 * regclass.c (scan_one_insn): Remove splitting of
19989 2007-04-28 Sandra Loosemore <sandra@codesourcery.com>
19990 Nigel Stephens <nigel@mips.com>
19992 * config/mips/mips.h (SLOW_BYTE_ACCESS): Turn off for MIPS16.
19994 2007-04-28 Jan Hubicka <jh@suse.cz>
19996 * config/alpha/alpha.c (alpha_output_mi_thunk_osf): Use
19997 insn_locators_alloc instead of insn_locators_initialize;
19998 call reset_block_changes.
19999 * config/sparc/sparc.c (sparc_output_mi_thunk): Likewise.
20000 * config/sh/sh.c (sparc_output_mi_thunk): Likewise.
20001 * config/is64/ia64.c (ia64_output_mi_thunk): Likewise.
20002 * config/rs6000/rs6000.c (rs6000_output_mi_thunk): Likewise.
20003 * config/score/score.c (th_output_mi_thunk): Likewise.
20004 * config/mips/mips.c (mips_output_mi_thunk): Likewise.
20005 * cfglyaout.c (set_curr_insn_source_location, set_curr_insn_block):
20006 tolerate uninitialized locator info.
20009 * function.c (init_function_start): Don't init line number info.
20010 (expand_function_end): Update.
20011 (reset_block_changes, record_block_change, finalize_block_changes,
20012 check_block_change, free_block_changes): Kill.
20013 * function.h (reset_block_changes, record_block_change,
20014 finalize_block_changes, check_block_change, free_block_changes):
20016 (struct function): Remove ib_boundaries_block.
20017 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20018 Use curr_insn_locator to initialize locator.
20019 (emit_line_note): Remove.
20020 * cfgexpand.c (expand_gimple_cond_expr): Update.
20021 (construct_exit_block): Likewise.
20022 (tree_expand_cfg): Initialize/finalize locators.
20023 * expr.c (expand_expr_real): Update.
20024 * cfglayout.c (line_locators_locs, line_locators_lines,
20025 file_locators_locs, file_locators_files): Remove.
20026 (set_block_levels): Move to cfgexpand.c.
20027 (insn_locators_initialize): Remove.
20028 (pass_insn_locators_initialize): Remove.
20029 (locations_locators_locs, locations_locators_vals): New static vars.
20030 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20032 (insn_locators_alloc, insn_locators_finalize,
20033 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20035 (locator_location): New.
20036 (locator_line, locator_file): Rewrite.
20037 * rtl.h (emit_line_note): Kill.
20038 (insn_locators_alloc, insn_locators_finalize,
20039 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20041 * tree-inline.c (initialize_cfun): Do not initialize
20042 ib_boundaries_block.
20043 * passes.c (pass_insn_locators_initialize): Remove.
20045 2007-04-28 Zdenek Dvorak <dvorakz@suse.cz>
20047 * tree-cfg.c (move_block_to_fn): Release bb from dominance
20048 info. Update last_basic_block correctly.
20050 2007-04-27 Kaz Kojima <kkojima@gcc.gnu.org>
20053 * config/sh/sh.c (output_stack_adjust): Avoid using the frame
20054 register itself to hold the offset constant. Tell flow the use
20055 of r4 and r5 when they are used.
20057 2007-04-27 Richard Guenther <rguenther@suse.de>
20059 * tree-ssa-forwprop.c (forward_propagate_into_cond): Keep track
20060 if we simplified anything.
20061 (tree_ssa_forward_propagate_single_use_vars): Defer overflow
20062 warnings until we did a simplification and the stmt was not
20063 marked as TREE_NO_WARNING.
20065 2007-04-27 Mike Stump <mrs@apple.com>
20067 * config/rs6000/darwin.h (ALWAYS_PUSH_CONSTS_USING_REGS_P): Remove.
20069 2007-04-27 Ian Lance Taylor <iant@google.com>
20071 PR middle-end/31710
20072 * tree.c (build_distinct_type_copy): If TYPE_MIN_VALUE or
20073 TYPE_MAX_VALUE exist, convert them to the new type.
20075 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20077 * tree-cfgcleanup.c (cleanup_tree_cfg): Verify dominance info
20078 if it claims to be available.
20079 * tree-ssa-dce.c (remove_dead_stmt): Mark cfg as altered when
20080 edge is redirected.
20081 (perform_tree_ssa_dce): Always free postdominators.
20083 2007-04-27 Richard Henderson <rth@redhat.com>
20085 * config/alpha/predicates.md (aligned_memory_operand): Mark
20086 as define_special_predicate.
20087 (unaligned_memory_operand, normal_memory_operand): Likewise.
20088 (reg_or_unaligned_mem_operand): Remove.
20089 (any_memory_operand): Match the documentation and check for
20090 non-renumbered pseudos during reload.
20091 * config/alpha/alpha.c (alpha_secondary_reload): Rename from
20092 alpha_secondary_reload_class, update to new interface, make static.
20093 Handle CQImode like HImode. Remove FP subreg check.
20094 (alpha_expand_mov): Use replace_equiv_address.
20095 (alpha_expand_mov_nobwx): Use any_memory_operand.
20096 (TARGET_SECONDARY_RELOAD): New.
20097 * config/alpha/alpha.h (SECONDARY_INPUT_RELOAD_CLASS): Remove.
20098 (SECONDARY_OUTPUT_RELOAD_CLASS): Remove.
20099 * config/alpha/sync.md (I12MODE, I48MODE, modesuffix): Move ...
20100 * config/alpha/alpha.md: ... here.
20101 (RELOAD12, reloadmode): New.
20103 (reload_in<RELOAD12>): Macro-ize from reload_inqi, reload_inhi.
20104 Don't handle the aligned case here.
20105 (reload_out<RELOAD12>): Macro-ize from reload_outqi, reload_outhi.
20106 (reload_in<I12MODE>_aligned): Macro-ize from reload_inqi_help,
20107 reload_inhi_help. Don't expect a scratch register.
20108 (reload_out<I12MODE>_aligned): Macro-ize from reload_outqi_help,
20110 * config/alpha/alpha-protos.h (alpha_secondary_reload_class): Remove.
20112 2007-04-27 Richard Guenther <rguenther@suse.de>
20114 * tree-ssa-forwprop.c (get_prop_dest_stmt): Fix comment typo.
20116 2007-04-27 Richard Guenther <rguenther@suse.de>
20118 PR tree-optimization/30965
20119 PR tree-optimization/30978
20120 * Makefile.in (tree-ssa-forwprop.o): Depend on $(FLAGS_H).
20121 * tree-ssa-forwprop.c (forward_propagate_into_cond_1): Remove.
20122 (find_equivalent_equality_comparison): Likewise.
20123 (simplify_cond): Likewise.
20124 (get_prop_source_stmt): New helper.
20125 (get_prop_dest_stmt): Likewise.
20126 (can_propagate_from): Likewise.
20127 (remove_prop_source_from_use): Likewise.
20128 (combine_cond_expr_cond): Likewise.
20129 (forward_propagate_comparison): New function.
20130 (forward_propagate_into_cond): Rewrite to use fold for
20132 (tree_ssa_forward_propagate_single_use_vars): Call
20133 forward_propagate_comparison to propagate comparisons.
20135 2007-04-27 Richard Guenther <rguenther@suse.de>
20137 PR tree-optimization/31715
20138 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Make
20139 sure to do computation on the offset in an appropriate
20142 2007-04-27 Richard Sandiford <richard@codesourcery.com>
20144 * reload.h (elimination_target_reg_p): Declare.
20145 * reload.c (find_reloads): Don't apply the reg_rtx move
20146 optimization if the SET_DEST satisfies elimination_target_reg_p.
20147 * reload1.c (elimination_target_reg_p): New function.
20148 (gen_reload): In the move/add2 fallback, make sure that op0
20149 does not overlap the destination register.
20151 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20153 * tree-ssa-loop-im.c (determine_invariantness_stmt): Attempt to
20154 transform only GIMPLE_MODIFY_STMTs.
20155 * tree-complex.c (expand_complex_operations_1): Ditto.
20156 (expand_complex_div_wide): Do not create gotos in COND_EXPR branches.
20157 * tree-ssa-loop-manip.c (build_if_stmt): Removed.
20158 (tree_transform_and_unroll_loop): Do not create gotos in COND_EXPR
20160 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
20161 tree_mod_subtract, tree_ic, tree_stringop_fixed_value): Ditto.
20162 * omp-low.c (expand_parallel_call, expand_omp_for_generic,
20163 expand_omp_for_static_chunk, expand_omp_for_static_nochunk): Ditto.
20164 * tree-vectorizer.c (slpeel_make_loop_iterate_ntimes,
20165 slpeel_add_loop_guard): Ditto.
20166 * tree-mudflap.c (mf_build_check_statement_for): Ditto.
20167 * lambda-code.c (perfect_nestify): Ditto.
20168 * tree-iterator.c (tsi_split_statement_list_before): Fix splitting
20169 before the first statement.
20170 * tree-optimize.c (execute_free_datastructures): Fix comments.
20171 (execute_free_cfg_annotations): Do not call disband_implicit_edges.
20172 * tree-flow.h (disband_implicit_edges): Declaration removed.
20173 * tree-cfg.c (make_cond_expr_edges): Remove gotos from COND_EXPR
20175 (cleanup_dead_labels, tree_redirect_edge_and_branch): Handle
20176 COND_EXPRs without gotos.
20177 (disband_implicit_edges, has_label_p): Removed.
20178 (tree_verify_flow_info): Verify that COND_EXPR branches are empty.
20179 (tree_lv_add_condition_to_bb): Do not create gotos in COND_EXPR
20181 * tree.c (build3_stat): Mark COND_EXPRs used as statements as having
20183 * tree-pretty-print.c (dump_implicit_edges): Dump implicit edges
20184 also for COND_EXPRs.
20185 * cfgexpand.c (label_rtx_for_bb): New function.
20186 (expand_gimple_cond_expr): Do not expect gotos in COND_EXPR branches.
20187 Use label_rtx_for_bb to find the labels.
20188 (expand_gimple_basic_block): Remove RETURN_EXPR at the end of the
20189 last block. Detect fallthru edges.
20191 2007-04-26 Ian Lance Taylor <iant@google.com>
20194 * reload.c (find_reloads_subreg_address): If the address was valid
20195 in the original mode but not in the new mode, reload the whole
20198 2007-04-27 Zdenek Dvorak <dvorakz@suse.cz>
20200 * tree-cfgcleanup.c (cfgcleanup_altered_bbs): New global variable.
20201 (remove_fallthru_edge): Use remove_edge_and_dominated_blocks.
20202 (cleanup_control_expr_graph): Do not invalidate dominance info.
20203 Record altered blocks.
20204 (cleanup_control_flow, cleanup_forwarder_blocks): Removed.
20205 (cleanup_control_flow_bb, split_bbs_on_noreturn_calls,
20206 cleanup_tree_cfg_bb): New functions.
20207 (remove_forwarder_block): Do not maintain the worklist of blocks.
20208 Record altered blocks.
20209 (cleanup_tree_cfg_1): Iterate over cfgcleanup_altered_bbs,
20210 not over whole cfg.
20211 (cleanup_tree_cfg): Do not iterate cleanup_tree_cfg_1. Only call
20212 delete_unreachable_blocks if dominators are not available.
20213 * tree-inline.c (optimize_inline_calls): Free dominance information
20215 * tree-flow.h (remove_edge_and_dominated_blocks,
20216 cfgcleanup_altered_bbs): Altered.
20217 * tree-cfg.c (replace_uses_by, tree_merge_blocks): Record altered
20219 (get_all_dominated_blocks, remove_edge_and_dominated_blocks): New
20221 (tree_purge_dead_eh_edges): Use remove_edge_and_dominated_blocks,
20222 do not invalidate dominators.
20224 2007-04-26 Anatoly Sokolov <aesok@post.ru>
20226 * config/avr/avr.c (avr_mcu_types): Add support for ATmega8HVA and
20227 ATmega16HVA devices. Move AT90USB82 device to 'avr5' architecture.
20228 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
20229 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
20231 2007-04-26 Steve Ellcey <sje@cup.hp.com>
20233 * config/ia64/ia64.md (ip_value): Fix itanium_class attribute.
20235 2007-04-26 Richard Guenther <rguenther@suse.de>
20237 PR tree-optimization/31703
20238 * tree-ssa-loop-im.c (rewrite_bittest): Make sure to use
20239 the right type for the target of the bittest.
20241 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20243 * config/i386/vx-common.h (RETURN_IN_MEMORY): Use
20244 ix86_sol10_return_in_memory.
20246 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20248 * config/i386/i386.c (ix86_sol10_return_in_memory): Remove unused
20251 2007-04-26 Jakub Jelinek <jakub@redhat.com>
20254 * tree-inline.c (copy_body_r): Don't touch TREE_TYPE of OMP_CLAUSE.
20256 PR tree-optimization/30558
20257 * tree-eh.c (lower_eh_filter): If EH_FILTER_MUST_NOT_THROW
20258 clear this_state.prev_try.
20260 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20261 Mark Mitchell <mark@codesourcery.com>
20263 * config/i386/i386-protos.h (ix86_sol10_return_in_memory): Declare.
20264 * config/i386/i386.c (ix86_sol10_return_in_memory): New function.
20265 * config/i386/sol2-10.h (RETURN_IN_MEMORY): Use it.
20267 2007-04-26 Richard Sandiford <richard@codesourcery.com>
20270 * doc/invoke.texi (%:print-asm-header): Document.
20271 * gcc.c (asm_options): Use %:print-asm-header() for --target-help
20273 (static_spec_functions): Add print-asm-header.
20274 (main): Print a banner before the --target-help linker options.
20275 (print_asm_header_spec_function): New function.
20277 2007-04-25 Kaz Kojima <kkojima@gcc.gnu.org>
20280 * config/sh/sh.md (movsi_ie): Fix length for TARGET_SH2A.
20281 (movsf_ie): Likewise.
20283 2007-04-25 Paolo Carlini <pcarlini@suse.de>
20285 * doc/extend.texi ([Type Traits]): Adjust per N2255.
20287 2007-04-25 Bob Wilson <bob.wilson@acm.org>
20289 * config/xtensa/lib1funcs.asm (__udivsi3, __divsi3): Throw an
20290 exception for divide-by-zero.
20291 (__umodsi3, __modsi3): Likewise.
20293 2007-04-25 Dirk Mueller <dmueller@suse.de>
20295 * c-typeck.c (build_compound_expr): Annotate warning()
20296 call with OPT_Wunused_value.
20297 * tree-ssa.c (warn_uninit): Annotate warning with
20299 * c-common.c (handle_sentinel_attribute): Annotate warning
20300 call with OPT_Wattributes.
20302 2007-04-25 Thiemo Seufer <ths@mips.com>
20304 * config/mips/mips.opt (mdmx, mmt, mno-mdmx): New options.
20305 (mips16): Fix typo.
20306 * config/mips/mips.h (ASM_SPEC): Pass -mmt/-mno-mt and -mdmx/-mno-mdmx
20307 on to the assembler. Improve handling of -mno-mips16. Add handling
20308 of -mno-mips3d, -mno-dsp, -mno-dspr2.
20309 * doc/invoke.texi (MIPS Options): Whitespace cleanup. Fix wrong use
20310 of @itemx. Document -mno-dsp, -mno-dspr2, -mno-paired-single, -mdmx,
20311 -mno-mdmx, -mno-mips3d, -mmt and -mno-mt.
20313 2007-04-25 Danny Smith <dannysmith.users.sourceforge.net>
20316 * config/i386/winnt.c (i386_pe_file_end): Strip only
20317 USER_LABEL_PREFIX when writing export name.
20319 2007-04-25 Richard Sandiford <richard@codesourcery.com>
20321 * config.gcc (sh-wrs-vxworks): Don't include dbxelf.h. Include
20322 sh/elf.h, vx-common.h and vxworks.h.
20323 * config/sh/sh.h: Include config/vxworks-dummy.h.
20324 (SUBTARGET_OVERRIDE_OPTIONS): Define.
20325 (OVERRIDE_OPTIONS): Use it.
20326 * config/sh/sh.md (GOTaddr2picreg): Add suport for VxWorks RTPs.
20327 (vxworks_picreg): New pattern.
20328 * config/sh/vxworks.h (TARGET_OS_CPP_BUILTINS): Use
20329 VXWORKS_OS_CPP_BUILTINS.
20330 (LIB_SPEC, LINK_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Redefine
20331 to their VXWORKS_* equivalents.
20332 (SUBTARGET_OVERRIDE_OPTIONS, SUBTARGET_CPP_SPEC): Define.
20333 (SUBTARGET_LINK_EMUL_SUFFIX, FUNCTION_PROFILER): Define.
20334 * config/sh/lib1funcs.asm (NO_FPSCR_VALUES): Define for VxWorks PIC.
20335 (set_fpscr, ic_invalidate): Add VxWorks PIC sequences.
20336 * config/sh/t-vxworks (MULTILIB_OPTIONS): Add m4a, -mrtp and
20337 -mrtp/-fPIC multilibs.
20338 (MULTILIB_EXCEPTIONS): Generalize globs accordingly.
20339 (MULTILIB_MATCHES, EXTRA_MULTILIB_PARTS): Define.
20340 (MULTILIB_OSDIRNAMES): Delete.
20342 2007-04-25 Anatoly Sokolov <aesok@post.ru>
20345 * config/avr/avr.h (ASM_OUTPUT_ALIGN): Redefine.
20347 2007-04-24 Brooks Moses <brooks.moses@codesourcery.com>
20349 * real.c (mpfr_from_real): Handle Inf and NaN, and allow the
20350 rounding mode to be specified by the caller.
20351 (real_to_mpfr) Likewise.
20352 * real.h: Update mpfr_from_real, mpfr_to_real prototypes to
20353 include new arguments.
20354 * builtins.c: Update mpfr_from_real, mpfr_to_real calls.
20356 2007-04-24 Ian Lance Taylor <iant@google.com>
20358 PR tree-optimization/31605
20359 * tree-vrp.c (set_value_range): Check that min and max are not
20360 both overflow infinities.
20361 (set_value_range_to_value): New static function.
20362 (extract_range_from_binary_expr): Call set_value_range_to_value.
20363 (extract_range_from_cond_expr): Likewise.
20364 (extract_range_from_expr): Likewise.
20365 (extract_range_from_unary_expr): Likewise. Don't create a range
20366 which overflows on both sides.
20367 (vrp_meet): Check for a useless range.
20368 (vrp_visit_phi_node): If we see a constant which looks like an
20369 overflow infinity, turn off the TREE_OVERFLOW flag.
20371 2007-04-24 Ian Lance Taylor <iant@google.com>
20373 * flow.c (elim_reg_cond): Handle a comparison of a subreg.
20375 2007-04-24 Simon Martin <simartin@users.sourceforge.net>
20377 PR diagnostic/25923
20378 * tree-pass.h (TDF_DIAGNOSTIC): New dump control to specify that a
20379 diagnostic message is being built.
20380 * tree-pretty-print.c (dump_generic_node): Only write the
20381 formatted text into BUFFER's stream if we are not building a
20382 diagnostic message.
20383 * toplev.c (default_tree_printer): Pass TDF_DIAGNOSTIC to
20385 * Makefile.in (toplev.o): Depend on tree-pass.h.
20387 2007-04-24 Ian Lance Taylor <iant@google.com>
20389 PR tree-optimization/31602
20390 * tree-ssa-loop-ch.c (copy_loop_headers): Set TREE_NO_WARNING for
20391 conditionals in the copied loop header.
20392 * tree-cfg.c (fold_cond_expr_cond): Don't issue undefined overflow
20393 warnings if TREE_NO_WARNING is set.
20394 * doc/invoke.texi (Warning Options): Clarify that
20395 -Wstrict-overflow does not warn about loops.
20397 2007-04-24 Janis Johnson <janis187@us.ibm.com>
20399 * config/rs6000/rs6000.c (function_arg_advance): For 32-bit ELF ABI,
20400 expand on the comment about _Decimal128 arguments and check the
20401 integer result of the modulus operation; for 64-bit ELF ABI, ensure
20402 that _Decimal128 argument uses even/odd register pair.
20403 (function_arg): Ditto.
20405 2007-04-24 Hui-May Chang <hm.chang@apple.com>
20407 * reload1.c (merge_assigned_reloads) : Do not merge a RELOAD_OTHER
20408 instruction with a RELOAD_FOR_OPERAND_ADDRESS instruction.
20410 2007-04-24 Richard Guenther <rguenther@suse.de>
20411 Olga Golovanevsky <olga@il.ibm.com>
20413 * fold-const.c (multiple_of_p): Check for bottom
20416 2007-04-24 Richard Henderson <rth@redhat.com>
20418 * libgcc2.h (AVOID_FP_TYPE_CONVERSION): Rename from
20419 IS_IBM_EXTENDED. Also define in terms of WIDEST_HARDWARE_FP_SIZE.
20420 * libgcc2.c (__floatdisf): Avoid double-word arithmetic when
20421 looking for non-zero bits shifted out. Avoid a recursive call
20422 when constructing the scalar.
20423 (__floatundisf): Likewise.
20425 2007-04-24 Nathan Froyd <froydnj@codesourcery.com>
20427 * dwarf2out.c (field_byte_offset): Move the existing logic
20428 under the control of PCC_BITFIELD_TYPE_MATTERS and just use
20429 the bit offset of the field if !PCC_BITFIELD_TYPE_MATTERS.
20431 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20434 * config/s390/s390.c (s390_expand_setmem): Don't ICE for constant
20435 length argument of 0 for memset.
20436 (s390_expand_movmem, s390_expand_setmem, s390_expand_cmpmem): Use
20437 unsigned shift instead of the signed variant.
20439 2007-04-24 Andreas Krebbel <krebbel1@de.ibm.com>
20441 * config/s390/s390.md ("*cmp<mode>_ccs_0_ibm", "*cmp<mode>_ccs_ibm",
20442 "fix_trunc<BFP:mode><GPR:mode>2_ieee", "fix_truncdfsi2_ibm",
20443 "floatsidf2_ibm", "floatsisf2", "truncdfsf2_ieee", "truncdfsf2_ibm",
20444 "*trunctfdf2_ieee", "*trunctfdf2_ibm", "*trunctfsf2_ieee",
20445 "*trunctfsf2_ibm", "extendsfdf2_ieee", "extendsfdf2_ibm",
20446 "*extenddftf2_ieee", "*extenddftf2_ibm", "*extendsftf2_ieee",
20447 "*extendsftf2_ibm", "*add<mode>3", "*add<mode>3_ibm", "*sub<mode>3_ibm",
20448 "*mul<mode>3", "*mul<mode>3_ibm", "*div<mode>3", "*div<mode>3_ibm",
20449 "*neg<mode>2_ibm", "*abs<mode>2_ibm"): Insn definitions removed.
20450 ("fix_trunc<BFP:mode><GPR:mode>2_bfp", "floatsi<mode>2",
20451 "truncdfsf2", "trunctf<mode>2", "add<mode>3", "sub<mode>3",
20452 "mul<mode>3", "div<mode>3"): Insn definitions added.
20453 ("fixuns_trunc<BFP:mode><GPR:mode>2", "fix_trunc<mode>di2",
20454 "fix_trunc<mode>si2"): gen_fix_trunc<BFP:mode><GPR:mode>2_ieee renamed
20455 to gen_fix_trunc<BFP:mode><GPR:mode>2_bfp.
20456 ("fix_truncdfsi2", "floatsitf2", "truncdfsf2", "trunctfdf2",
20457 "trunctfsf2", "extendsfdf2", "extenddftf2", "extendsftf2", "add<mode>3",
20458 "sub<mode>3", "mul<mode>3", "div<mode>3"): Expander removed.
20459 ("fix_trunc<mode>si2", "extend<DSF:mode><BFP:mode>2"): Expander added.
20460 * config/s390/s390.h (TARGET_IBM_FLOAT, TARGET_IEEE_FLOAT,
20461 TARGET_FLOAT_FORMAT): Macro definitions removed.
20462 (FP_REGNO_P): No special case for !TARGET_IEEE_FLOAT anymore.
20463 * config/s390/s390.c (struct processor_costs, z900_cost, z990_cost,
20464 z9_109_cost): Remove fields for hexfloat instructions: dxr, ddr and der.
20465 (s390_rtx_costs): Remove !TARGET_IEEE_FLOAT special branches.
20466 (s390_gen_rtx_const_DI): Function removed.
20467 * config/s390/s390-protos.h (s390_gen_rtx_const_DI): Prototype removed.
20469 2007-04-24 Richard Sandiford <richard@codesourcery.com>
20471 * optabs.c (set_conv_libfunc): Prefer libgcc2's __ffsMM2 functions
20472 over an external ffs function.
20474 2007-04-24 Chao-ying Fu <fu@mips.com>
20475 Richard Sandiford <richard@nildram.co.uk>
20477 * doc/md.texi (madd@var{m}@var{n}4, umadd@var{m}@var{n}4): Document.
20478 * optabs.h (OTI_smadd_widen, OTI_umadd_widen): New optab_indexes.
20479 (smadd_widen_optab, umadd_widen_optab): Define.
20480 * optabs.c (init_optabs): Initialize smadd_widen_optab and
20482 * genopinit.c (optabs): Fill in smadd_widen_optab and
20484 * expr.c (expand_expr_real_1): Try to use smadd_widen_optab
20485 and umadd_widen_optab to implement multiply-add sequences.
20486 * config/mips/mips.md (*<su>mul_acc_di): Rename to...
20487 (<u>maddsidi4): ...this. Extend condition to include
20488 GENERATE_MADD_MSUB and TARGET_DSPR2. Change the constraint
20489 of operand 0 to "ka" and use the three-operand form of madd<u>
20491 * config/mips/mips-dspr2.md (mips_madd, mips_maddu): Convert
20493 * config/mips/constraints.md (ka): New register constraint.
20495 2007-04-24 Jan Hubicka <j@suse.cz>
20499 2007-04-23 Jan Hubicka <jh@suse.cz>
20500 * function.c (init_function_start): Don't init line number info.
20501 (expand_function_end): Update.
20502 (reset_block_changes, record_block_change, finalize_block_changes,
20503 check_block_change, free_block_changes): Kill.
20504 * function.h (reset_block_changes, record_block_change,
20505 finalize_block_changes, check_block_change, free_block_changes):
20507 (struct function): Remove ib_boundaries_block.
20508 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20509 Use curr_insn_locator to initialize locator.
20510 (emit_line_note): Remove.
20511 * cfgexpand.c (expand_gimple_cond_expr): Update.
20512 (construct_exit_block): Likewise.
20513 (tree_expand_cfg): Initialize/finalize locators.
20514 * expr.c (expand_expr_real): Update.
20515 * cfglayout.c (line_locators_locs, line_locators_lines,
20516 file_locators_locs, file_locators_files): Remove.
20517 (set_block_levels): Move to cfgexpand.c.
20518 (insn_locators_initialize): Remove.
20519 (pass_insn_locators_initialize): Remove.
20520 (locations_locators_locs, locations_locators_vals): New static vars.
20521 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20523 (insn_locators_alloc, insn_locators_finalize,
20524 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20526 (locator_location): New.
20527 (locator_line, locator_file): Rewrite.
20528 * rtl.h (emit_line_note): Kill.
20529 (insn_locators_alloc, insn_locators_finalize,
20530 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20532 * tree-inline.c (initialize_cfun): Do not initialize
20533 ib_boundaries_block.
20534 * passes.c (pass_insn_locators_initialize): Remove.
20536 2007-04-24 Daniel Franke <franke.daniel@gmail.com>
20538 * doc/invoke.texi: Removed leading '-' from option index entries.
20540 2007-04-23 Zdenek Dvorak <dvorakz@suse.cz>
20542 * tree-phinodes.c (reserve_phi_args_for_new_edge, remove_phi_node):
20544 (create_phi_node): Use set_phi_nodes.
20545 * omp-low.c (expand_omp_parallel): Use bb_stmt_list.
20546 * tree-if-conv.c (process_phi_nodes): Use set_phi_nodes.
20547 (combine_blocks): Use bb_stmt_list and set_bb_stmt_list.
20548 * tree-flow-inline.h (phi_nodes, set_phi_nodes,
20549 (bsi_start, bsi_last): Use bb_stmt_list.
20550 (phi_nodes_ptr, bb_stmt_list, set_bb_stmt_list): New functions.
20551 * cfgexpand.c (expand_gimple_basic_block): Use bb_stmt_list.
20552 Traverse the statements using tsi iterator.
20553 * basic-block.h (struct basic_block_def): Fields stmt_list
20554 and phi_nodes moved to ...
20555 (struct tree_bb_info): ... new structure.
20556 * tree-cfg.c (create_bb): Allocate il.tree. Use set_bb_stmt_list.
20557 (tree_merge_blocks): Use bb_stmt_list and set_bb_stmt_list.
20558 (remove_bb): Handle blocks with NULL stmt list. Clear il.tree field.
20559 (tree_verify_flow_info): Verify that il.tree is not set for
20560 entry and exit block.
20561 (tree_split_block): Use set_bb_stmt_list.
20563 2007-04-23 Mike Stump <mrs@apple.com>
20565 * config/i386/i386.c (ix86_tune_features
20566 [X86_TUNE_DEEP_BRANCH_PREDICTION]: Prefer call over thunks on
20569 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20571 * config/i386/i386.md (prefix_extra): New attribute.
20572 (length): Add prefix_extra.
20574 * onfig/i386/sse.md (sse2_movdqu): Set prefix_data16.
20575 (sse2_movntv2di): Likewise.
20576 (sse2_cvtps2dq): Likewise.
20577 (sse2_cvtpd2pi): Likewise.
20578 (sse2_cvttpd2pi): Likewise.
20579 (*sse2_cvtpd2ps): Likewise.
20580 (*add<mode>3): Likewise.
20581 (sse2_ssadd<mode>3): Likewise.
20582 (sse2_usadd<mode>3): Likewise.
20583 (*sub<mode>3): Likewise.
20584 (sse2_sssub<mode>3): Likewise.
20585 (sse2_ussub<mode>3): Likewise.
20586 (*mulv8hi3): Likewise.
20587 (*smulv8hi3_highpart): Likewise.
20588 (*umulv8hi3_highpart): Likewise.
20589 (sse2_umulv2siv2di3): Likewise.
20590 (sse2_pmaddwd): Likewise.
20591 (ashr<mode>3): Likewise.
20592 (lshr<mode>3): Likewise.
20593 (ashl<mode>3): Likewise.
20594 (sse2_ashlti3): Likewise.
20595 (sse2_lshrti3): Likewise.
20596 (*umaxv16qi3): Likewise.
20597 (*smaxv8hi3): Likewise.
20598 (*uminv16qi3): Likewise.
20599 (*sminv8hi3): Likewise.
20600 (sse2_eq<mode>3): Likewise.
20601 (sse2_gt<mode>3): Likewise.
20602 (*and<mode>3): Likewise.
20603 (sse2_nand<mode>3): Likewise.
20604 (*ior<mode>3): Likewise.
20605 (*xor<mode>3): Likewise.
20606 (sse2_packsswb): Likewise.
20607 (sse2_packssdw): Likewise.
20608 (sse2_packuswb): Likewise.
20609 (sse2_punpckhbw): Likewise.
20610 (sse2_punpcklbw): Likewise.
20611 (sse2_punpckhwd): Likewise.
20612 (sse2_punpcklwd): Likewise.
20613 (sse2_punpckhdq): Likewise.
20614 (sse2_punpckldq): Likewise.
20615 (sse2_punpckhqdq): Likewise.
20616 (sse2_punpcklqdq): Likewise.
20617 (*sse2_pinsrw): Likewise.
20618 (*sse2_pextrw): Likewise.
20619 (sse2_pshufd_1): Likewise.
20620 (sse2_uavgv16qi3): Likewise.
20621 (sse2_uavgv8hi3): Likewise.
20622 (sse2_psadbw): Likewise.
20623 (sse2_pmovmskb): Likewise.
20624 (*sse2_maskmovdqu): Likewise.
20625 (*sse2_maskmovdqu_rex64): Likewise.
20626 (sse4a_extrqi): Likewise.
20627 (sse4a_extrq): Likewise.
20628 (sse3_lddqu): Set prefix_rep.
20629 (sse3_addsubv4sf3): Likewise.
20630 (sse3_haddv4sf3): Likewise.
20631 (sse3_hsubv4sf3): Likewise.
20632 (sse_cvtss2si): Likewise.
20633 (sse_cvtss2si_2): Likewise.
20634 (sse_cvtss2siq): Likewise.
20635 (sse_cvtss2siq_2): Likewise.
20636 (sse_cvttss2si): Likewise.
20637 (sse_cvttss2siq): Likewise.
20638 (sse2_cvttps2dq): Likewise.
20639 (sse3_movshdup): Likewise.
20640 (sse3_movsldup): Likewise.
20641 (sse2_cvtsd2si): Likewise.
20642 (sse2_cvtsd2si_2): Likewise.
20643 (sse2_cvtsd2siq): Likewise.
20644 (sse2_cvtsd2siq_2): Likewise.
20645 (sse2_cvttsd2si): Likewise.
20646 (sse2_cvttsd2siq): Likewise.
20647 (*sse2_cvtpd2dq): Likewise.
20648 (*sse2_cvttpd2dq): Likewise.
20649 (sse2_pshuflw_1): Likewise.
20650 (sse2_pshufhw_1): Likewise.
20651 (sse4a_insertqi): Likewise.
20652 (sse4a_insertq): Likewise.
20653 (ssse3_phaddwv8hi3): Set prefix_data16 and prefix_extra.
20654 (ssse3_phadddv4si3): Likewise.
20655 (ssse3_phaddswv8hi3): Likewise.
20656 (ssse3_phsubwv8hi3): Likewise.
20657 (ssse3_phsubdv4si3): Likewise.
20658 (ssse3_phsubswv8hi3): Likewise.
20659 (ssse3_pmaddubswv8hi3): Likewise.
20660 (ssse3_pmulhrswv8hi3): Likewise.
20661 (ssse3_pshufbv16qi3): Likewise.
20662 (ssse3_psign<mode>3): Likewise.
20663 (ssse3_palignrti): Likewise.
20664 (abs<mode>2): Likewise.
20665 (ssse3_phaddwv4hi3): Set prefix_extra.
20666 (ssse3_phadddv2si3): Likewise.
20667 (ssse3_phaddswv4hi3): Likewise.
20668 (ssse3_phsubwv4hi3): Likewise.
20669 (ssse3_phsubdv2si3): Likewise.
20670 (ssse3_phsubswv4hi3): Likewise.
20671 (ssse3_pmaddubswv4hi3): Likewise.
20672 (ssse3_pmulhrswv4hi3): Likewise.
20673 (ssse3_pshufbv8qi3): Likewise.
20674 (ssse3_psign<mode>3): Likewise.
20675 (ssse3_palignrdi): Likewise.
20676 (abs<mode>2): Likewise.
20677 (sse2_cvtdq2ps): Set mode to V4SF instead of V2DF.
20678 (*vec_dupv2df): Set mode to V2DF instead of V4SF.
20679 (sse2_pmovmskb): Set mode to SI instead of V2DF.
20681 2007-04-23 Nick Clifton <nickc@redhat.com>
20683 * params.def: Fix formatting of emacs local variables.
20685 2007-04-23 H.J. Lu <hongjiu.lu@intel.com>
20687 * config/i386/sse.md (sse2_stored): Don't split to inter-unit
20688 move if inter-unit move isn't allowed.
20689 Don't split moving the first element of V2DI to DI to inter-unit
20690 move if inter-unit move isn't allowed.
20692 2007-04-23 Richard Guenther <rguenther@suse.de>
20694 * tree-ssa-sink.c (execute_sink_code): Calculate CDI_DOMINATORS
20695 and CDI_POST_DOMINATORS separately.
20697 2007-04-23 Nick Clifton <nickc@redhat.com>
20699 * c.opt (Wformat-contains-nul): Add warning attribute.
20701 2007-04-23 Jan Hubicka <jh@suse.cz>
20703 * function.c (init_function_start): Don't init line number info.
20704 (expand_function_end): Update.
20705 (reset_block_changes, record_block_change, finalize_block_changes,
20706 check_block_change, free_block_changes): Kill.
20707 * function.h (reset_block_changes, record_block_change,
20708 finalize_block_changes, check_block_change, free_block_changes):
20710 (struct function): Remove ib_boundaries_block.
20711 * emit-rtl.c (make_insn_raw, make_jump_insn_raw, make_call_insn_raw):
20712 Use curr_insn_locator to initialize locator.
20713 (emit_line_note): Remove.
20714 * cfgexpand.c (expand_gimple_cond_expr): Update.
20715 (construct_exit_block): Likewise.
20716 (tree_expand_cfg): Initialize/finalize locators.
20717 * expr.c (expand_expr_real): Update.
20718 * cfglayout.c (line_locators_locs, line_locators_lines,
20719 file_locators_locs, file_locators_files): Remove.
20720 (set_block_levels): Move to cfgexpand.c.
20721 (insn_locators_initialize): Remove.
20722 (pass_insn_locators_initialize): Remove.
20723 (locations_locators_locs, locations_locators_vals): New static vars.
20724 (curr_location, last_location, curr_block, last_block, curr_rtl_loc):
20726 (insn_locators_alloc, insn_locators_finalize,
20727 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20729 (locator_location): New.
20730 (locator_line, locator_file): Rewrite.
20731 * rtl.h (emit_line_note): Kill.
20732 (insn_locators_alloc, insn_locators_finalize,
20733 set_curr_insn_source_location, set_curr_insn_block, curr_insn_locator):
20735 * tree-inline.c (initialize_cfun): Do not initialize
20736 ib_boundaries_block.
20737 * passes.c (pass_insn_locators_initialize): Remove.
20739 2007-04-22 Andrew Pinski <andrew_pinski@playstation.sony.com>
20741 PR middle-end/31448
20742 * expr.c (reduce_to_bit_field_precision): Handle
20745 2007-04-22 Uros Bizjak <ubizjak@gmail.com>
20747 PR tree-optimization/24659
20748 * optabs.h (enum optab_index) [OTI_vec_unpacks_hi,
20749 OTI_vec_unpacks_lo]: Update comment to mention floating point operands.
20750 (vec_pack_trunc_optab): Rename from vec_pack_mod_optab.
20751 * genopinit.c (optabs): Rename vec_pack_mod_optab
20752 to vec_pack_trunc_optab.
20753 * tree-vect-transform.c (vectorizable_type_demotion): Do not fail
20754 early for scalar floating point operands for NOP_EXPR.
20755 (vectorizable_type_promotion): Ditto.
20756 * optabs.c (optab_for_tree_code) [VEC_PACK_TRUNC_EXPR]: Return
20757 vec_pack_trunc_optab.
20758 (expand_binop): Rename vec_float_trunc_optab to vec_pack_mod_optab.
20760 * tree.def (VEC_PACK_TRUNC_EXPR): Rename from VEC_PACK_MOD_EXPR.
20761 * tree-pretty-print.c (dump_generic_node) [VEC_PACK_TRUNC_EXPR]:
20762 Rename from VEC_PACK_MOD_EXPR.
20763 (op_prio) [VEC_PACK_TRUNC_EXPR]: Ditto.
20764 * expr.c (expand_expr_real_1): Ditto.
20765 * tree-inline.c (estimate_num_insns_1): Ditto.
20766 * tree-vect-generic.c (expand_vector_operations_1): Ditto.
20768 * config/i386/sse.md (vec_unpacks_hi_v4sf): New expander.
20769 (vec_unpacks_lo_v4sf): Ditto.
20770 (vec_pack_trunc_v2df): Ditto.
20771 (vec_pack_trunc_v8hi): Rename from vec_pack_mod_v8hi.
20772 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20773 (vec_pack_trunc_v2di): Rename from vec_pack_mod_v2di.
20775 * config/rs6000/altivec.md (vec_pack_trunc_v8hi): Rename from
20777 (vec_pack_trunc_v4si): Rename from vec_pack_mod_v4si.
20779 * doc/c-tree.texi (Expression trees) [VEC_PACK_TRUNC_EXPR]:
20780 Rename from VEC_PACK_MOD_EXPR. This expression also represent
20781 packing of floating point operands.
20782 [VEC_UNPACK_HI_EXPR, VEC_UNPACK_LO_EXPR]: These expression also
20783 represent unpacking of floating point operands.
20784 * doc/md.texi (Standard Names) [vec_pack_trunc]: Update documentation.
20785 [vec_unpacks_hi]: Ditto.
20786 [vec_unpacks_lo]: Ditto.
20788 2007-04-22 Jan Hubicka <jh@suse.cz>
20790 * final.c (rest_of_handle_final): Call
20791 targetm.asm_out.constructor/targetm.asm_out.destructor
20792 * cgraphunit.c (cgraph_build_static_cdtor): Don't do it here; set
20793 proper priority via decl_*_priority_insert.
20794 * c-common.c (c_expand_body): Likewise.
20796 2007-04-22 Richard Guenther <rguenther@suse.de>
20798 PR tree-optimization/29789
20799 * tree-ssa-loop-im.c (stmt_cost): Adjust cost of shifts.
20800 (rewrite_reciprocal): New helper split out from
20801 determine_invariantness_stmt.
20802 (rewrite_bittest): Likewise.
20803 (determine_invariantness_stmt): Rewrite (A >> B) & 1 to
20804 A & (1 << B) if (1 << B) is loop invariant but (A >> B)
20807 2007-04-22 Revital Eres <eres@il.ibm.com>
20809 * loop-unroll.c (var_to_expand): New field to support also
20810 insns of the form x = something + x.
20811 (analyze_insn_to_expand_var): Use it.
20812 (expand_var_during_unrolling): Likewise.
20814 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20816 * predict.c: Include pointer-set.h.
20817 (bb_predictions): New variable.
20818 (tree_predicted_by_p, tree_predict_edge,
20819 remove_predictions_associated_with_edge): Use bb_predictions map
20820 instead of bb->predictions.
20821 (clear_bb_predictions, assert_is_empty): New functions.
20822 (combine_predictions_for_bb): Use bb_predictions map. Call
20823 clear_bb_predictions.
20824 (tree_estimate_probability): Create and free bb_predictions map.
20825 * Makefile.in (predict.o): Add pointer-set.h dependency.
20826 * basic-block.h (struct basic_block_def): Remove predictions
20828 * cfgrtl.c (rtl_verify_flow_info_1): Do not check bb->predictions.
20830 2007-04-21 Kaz Kojima <kkojima@gcc.gnu.org>
20833 * config/sh/sh.md (length): Check if prev_nonnote_insn (insn)
20836 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20838 * timevar.c (timevar_print): Change reference of --disable-checking to
20839 --enable-checking=release. Also warn if assert checking is disabled.
20841 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20844 * c-gimplifier.c (gimplify_compound_literal_expr): Mark the
20845 decl as addressable if the compound literal was marked as
20847 Mark the decl as a gimple register if it is a complex or
20848 vector decl and does not live in memory.
20850 2007-04-21 Andrew Pinski <andrew_pinski@playstation.sony.com>
20852 * tree.h (GIMPLE_TUPLE_P): Also true for PHI_NODEs.
20853 (GENERIC_NEXT): New function macro.
20854 (PHI_CHAIN): Use phi_node's new chain variable.
20855 (tree_phi_node): Change tree_common to tree_base
20856 and add the chain field.
20857 * tree-phinodes.c (make_phi_node): Don't set
20858 TREE_TYPE on the new node.
20859 * c-decl.c (lang_tree_node): Use GENERIC_NEXT
20860 instead of checking GIMPLE_TUPLE_P in chain_next.
20861 * tree-vect-transform.c
20862 (get_initial_def_for_induction): Look at
20863 PHI_RESULT_TREE for the type of the phi node.
20864 (update_vuses_to_preheader): Use PHI_CHAIN
20865 instead of TREE_CHAIN on the phi node.
20866 * tree-ssa-structalias.c (compute_points_to_sets):
20868 (ipa_pta_execute): Likewise.
20870 2007-04-21 Richard Guenther <rguenther@suse.de>
20872 PR middle-end/31136
20873 * fold-const.c (fold_unary): Call fold_convert_const on the
20876 2007-04-21 Alexandre Oliva <aoliva@redhat.com>
20878 * gcse.c (store_killed_in_insn): Handle PARALLELs.
20879 (store_killed_in_pat): New.
20881 2007-04-20 Richard Henderson <rth@redhat.com>
20884 * config/i386/i386.c (type_has_variadic_args_p): Look for any
20885 TREE_LIST with a void_type_node value, not void_list_node exactly.
20887 2007-04-21 Douglas Gregor <doug.gregor@gmail.com>
20889 * doc/standards.texi: Re-arrange into language-specific
20890 subsections. Add a C++ section, documenting which standards we
20893 2007-04-21 Zdenek Dvorak <dvorakz@suse.cz>
20895 * tree-ssa-structalias.c (delete_points_to_sets): Free graph->complex.
20896 * tree-ssa-operands.c (finalize_ssa_vuse_ops): Free new_ops.
20898 2007-04-20 Daniel Jacobowitz <dan@codesourcery.com>
20900 * config/rs6000/sysv4.h (STARTFILE_DEFAULT_SPEC): Include
20901 ecrti.o and crtbegin.o.
20902 (LIB_DEFAULT_SPEC): Include -lc.
20903 (ENDFILE_DEFAULT_SPEC): Include crtend.o and ecrtn.o.
20905 2007-04-20 Richard Henderson <rth@redhat.com>
20908 * config/alpha/alpha.c (get_unaligned_address): Remove extra_offset
20909 argument; update all callers.
20910 (get_unaligned_offset): New.
20911 * config/alpha/alpha.md (extendqidi2, extendhidi2): Don't use
20912 get_unaligned_address, just pass on the address directly.
20913 (unaligned_extendqidi): Use gen_lowpart instead of open-coding
20914 the subreg in the helper patterns.
20915 (unaligned_extendqidi_le): Use get_unaligned_offset.
20916 (unaligned_extendqidi_be, unaligned_extendhidi_le): Likewise.
20917 (unaligned_extendhidi_be): Likewise.
20918 (unaligned_extendhidi): Tidy.
20919 * config/alpha/alpha-protos.h: Update.
20921 2007-04-20 Richard Henderson <rth@redhat.com>
20923 * config/alpha/alpha.h (CPP_SPEC, CPP_SUBTARGET_SPEC): Remove.
20924 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS): Remove.
20925 * config/alpha/linux.h (CPP_SPEC): Undef before redefine.
20926 * config/alpha/linux-elf.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20927 * config/alpha/freebsd.h (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20928 (CPP_SPEC): Don't include %(cpp_subtarget).
20929 * config/alpha/netbsd.h (CPP_SPEC): Rename CPP_SUBTARGET_SPEC.
20930 (EXTRA_SPECS): Rename SUBTARGET_EXTRA_SPECS.
20931 * config/alpha/osf.h (CPP_SPEC, EXTRA_SPECS): Similarly.
20933 2007-04-20 Jakub Jelinek <jakub@redhat.com>
20935 * config/i386/i386.c (bdesc_2arg): Use ORDERED rather than UNORDERED
20936 for __builtin_ia32_cmpordss.
20938 PR tree-optimization/31632
20939 * fold-const.c (fold_binary): Use op0 and op1 instead of arg0
20940 and arg1 for optimizations of comparison against min/max values.
20941 Fold arg0 to arg1's type for optimizations of comparison against
20942 min+1 and max-1 values.
20944 2007-04-19 Bernd Schmidt <bernd.schmidt@analog.com>
20946 * reload.c (combine_reloads): When trying to use a dying register,
20947 check whether it's uninitialized and don't use if so.
20949 2007-04-19 Brooks Moses <brooks.moses@codesourcery.com>
20951 * fold-const.c: Remove prototypes for native_encode_expr and
20952 native_interpret_expr.
20953 (native_encode_expr): Make non-static.
20954 (native_interpret_expr): Likewise.
20955 * tree.h: Add prototypes for the above.
20957 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20959 * config/rs6000/spe.md (*frob_tf_ti, *frob_ti_tf, *frob_ti_tf_2,
20960 *mov_si<mode>_e500_subreg0, *mov_si<mode>_e500_subreg0_2,
20961 *mov_sitf_e500_subreg8, *mov_sitf_e500_subreg8_2, spe_extenddftf2,
20962 spe_fix_trunctfsi2_internal, spe_negtf2_internal, cmptfeq_gpr,
20963 tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr, tsttflt_gpr):
20964 Add length attributes.
20966 2007-04-19 Janis Johnson <janis187@us.ibm.com>
20968 * ginclude/float.h: Check that __STDC_WANT_DEC_FP__ is defined,
20971 * c-cppbuiltin.c (c_cpp_builtins): Remove definition of
20972 __STDC_WANT_DEC_FP__.
20974 2007-04-19 Joseph Myers <joseph@codesourcery.com>
20976 * configure.ac: Allow both powerpc*-*-linux* and powerpc*-*-gnu*
20977 for long double compatibility.
20978 * configure: Regenerate.
20980 2007-04-19 Eric Botcazou <ebotcazou@libertysurf.fr>
20982 PR rtl-optimization/29841
20983 * cfgbuild.c (control_flow_insn_p): Return TRUE for unconditional
20985 * sched-deps.c (sched_analyze_insn): Prevent all non-jump instructions
20986 that may cause control flow transfer from being moved.
20988 2007-04-18 Jan Hubicka <jh@suse.cz>
20990 * fold-const.c (div_if_zero_remainder): Do signed divide for pointer
20993 2007-04-18 Eric Christopher <echristo@apple.com>
20995 * config/rs6000/darwin.md (load_macho_picbase): Use link register
20996 only. Update operands.
20997 * config/rs6000/rs6000.c (rs6000_emit_prologue): Update caller.
20998 * config/rs6000/rs6000.md (builtin_setjmp_receiver): Ditto. Move from
20999 link register to pic register.
21001 2007-04-18 Dirk Mueller <dmueller@suse.de>
21003 PR diagnostic/31227
21004 * tree-vrp.c (search_for_addr_array): New.
21005 (check_array_bounds): Suppress warning about
21006 address taken of array refs if its not de-referenced.
21008 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21010 * tree-vectorizer.c (destroy_loop_vec_info): Set loop->aux to NULL.
21011 * tree-vect-analyze.c (vect_analyze_loop_form): Set loop->aux.
21013 * tree-vectorizer.h (NITERS_KNOWN_P): New.
21014 * tree-vect-analyze.c (vect_analyze_loop_form): Call NITERS_KNOWN_P
21015 instead of LOOP_VINFO_INT_NITERS to avoid having to geneate loop_info.
21017 * tree-vect-analyze.c (vect_determine_vectorization_factor): Add
21019 (vect_analyze_operations): Fix indenetation. Fix a comment. Fix a
21021 (vect_analyze_scalar_cycles): Fix indentation.
21022 (vect_enhance_data_refs_alignment): Fix check in case of peeling.
21023 (vect_mark_relevant): Include phis in relevance analysis.
21025 * tree-vect-transform.c (vect_transform_loop): Add an assert.
21027 2007-04-18 Anatoly Sokolov <aesok@post.ru>
21029 * config/avr/avr.c (ptrreg_to_str): Replace error() with
21030 output_operand_lossage().
21032 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21034 * tree-vect-transform.c (get_initial_def_for_reduction): Clean away
21035 the unused code for reduction without adjust-in-epilog to simplify the
21038 2007-04-18 Wolfgang Gellerich <gellerich@de.ibm.com>
21040 * config/s390/s390.h (S390_TDC_POSITIVE_ZERO): New constant.
21041 (S390_TDC_NEGATIVE_ZERO): New constant.
21042 (S390_TDC_POSITIVE_NORMALIZED_NUMBER): New constant.
21043 (S390_TDC_NEGATIVE_NORMALIZED_NUMBER): New constant.
21044 (S390_TDC_POSITIVE_DENORMALIZED_NUMBER): New constant.
21045 (S390_TDC_NEGATIVE_DENORMALIZED_NUMBER): New constant.
21046 (S390_TDC_POSITIVE_INFINITY): New constant.
21047 (S390_TDC_NEGATIVE_INFINITY): New constant.
21048 (S390_TDC_POSITIVE_QUIET_NAN): New constant.
21049 (S390_TDC_NEGATIVE_QUIET_NAN): New constant.
21050 (S390_TDC_POSITIVE_SIGNALING_NAN): New constant.
21051 (S390_TDC_NEGATIVE_SIGNALING_NAN): New constant.
21052 (S390_TDC_INFINITY): New constant.
21053 * config/s390/s390.c (s390_canonicalize_comparison): Renamed
21054 UNSPEC_CMPINT to UNSPEC_CCU_TO_INT, added a UNSPEC_CCU_TO_INT-like
21055 optimization for UNSPEC_CCZ_TO_INT.
21056 * config/s390/s390.md ("*TDC_insn_<mode>"): New insn.
21057 ("*ccz_to_int"): New insn.
21058 ("isinf<mode>2"): New insn.
21059 (UNSPEC_CMPINT): Renamed to UNSPEC_CCU_TO_INT.
21060 (UNSPEC_CCU_TO_INT): New constant, replaces UNSPEC_CMPINT.
21061 (UNSPEC_CCZ_TO_INT): New constant.
21063 2007-04-18 Richard Guenther <rguenther@suse.de>
21065 PR tree-optimization/19431
21066 PR tree-optimization/21463
21067 * tree-pass.h (pass_phiprop): Declare.
21068 * passes.c (init_optimization_passes): New phiprop pass.
21069 * tree-ssa-forwprop.c (struct phiprop_d): New structure.
21070 (phivn_valid_p): New helper function.
21071 (phiprop_insert_phi): Likewise.
21072 (propagate_with_phi): Likewise.
21073 (tree_ssa_phiprop): New propagator propagating loads
21074 through phi nodes if profitable.
21076 2007-04-18 Dorit Nuzman <dorit@il.ibm.com>
21078 * tree-vect-analyze.c (process_use): New function.
21079 (vect_mark_stmts_to_be_vectorized): Factor out code to process_use.
21080 Check phis in all bbs.
21081 * tree-vectorizer.c (vect_is_simple_use): Remove a no longer relavant
21084 2007-04-18 Bernd Schmidt <bernd.schmidt@analog.com>
21086 * reload1.c (eliminte_regs_in_insn): Use REG_EQUIV notes the same way
21089 2007-04-17 Anatoly Sokolov <aesok@post.ru>
21092 * config/avr/avr.c (ptrreg_to_str): Replace gcc_unreachable() with
21095 2007-04-17 H.J. Lu <hongjiu.lu@intel.com>
21097 * config/i386/sse.md (sse_vmaddv4sf3): Use register_operand
21099 (sse_vmmulv4sf3): Likewise.
21100 (sse2_vmaddv2df3): Likewise.
21101 (sse2_vmmulv2df3): Likewise.
21103 2007-04-17 Zdenek Dvorak <dvorakz@suse.cz>
21105 PR rtl-optimization/31360
21106 * cfgloopanal.c (target_small_cost, target_pres_cost): Removed.
21107 (target_reg_cost): New.
21108 (init_set_costs): Initialize target_reg_cost. Add comments
21109 regarding the rationale of the costs.
21110 (global_cost_for_size): Renamed to...
21111 (estimate_reg_pressure_cost): ... and simplify. Decrease importance
21112 of register pressure.
21113 * tree-ssa-loop-ivopts.c (ivopts_global_cost_for_size): Use
21114 estimate_reg_pressure_cost. Add number of ivs.
21115 (determine_set_costs): Dump target_reg_cost.
21116 * loop-invariant.c (gain_for_invariant): Use
21117 estimate_reg_pressure_cost. Removed n_inv_uses argument.
21118 (best_gain_for_invariant, find_invariants_to_move): Remove
21120 * cfgloop.h (target_small_cost, target_pres_cost): Removed.
21121 (target_reg_cost): Declare.
21122 (global_cost_for_size): Declaration removed.
21123 (estimate_reg_pressure_cost): Declare.
21125 2007-04-17 Peter Bergner <bergner@vnet.ibm.com>
21127 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Force TDmode
21128 regnos into even/odd register pairs.
21129 * config/rs6000/rs6000.h [SLOW_UNALIGNED_ACCESS]: Treat DDmode and
21130 TDmode similar to the other floating point modes.
21131 [SECONDARY_MEMORY_NEEDED]: Treat DDmode similar to DFmode.
21132 * config/rs6000/dfp.md (negdd2, absdd2, negtd2, abstd2): New
21134 (negdd2_fpr, absdd2_fpr, nabsdd2_fpr, negtd2_fpr, abstd2_fpr,
21135 nabstd2_fpr, movdd_hardfloat64_mfpgpr): New define_insn's.
21136 (movdd_hardfloat64): Use TARGET_MFPGPR.
21138 2007-04-17 Bernd Schmidt <bernd.schmidt@analog.com>
21140 * reload1.c (delete_output_reload): Don't count output in n_inherited.
21143 2005-01-05 Richard Henderson <rth@redhat.com>
21145 * reload1.c (do_input_reload): Restrict the optimization deleteing
21146 a previous output reload to RELOAD_FOR_INPUT.
21148 2007-04-17 Dorit Nuzman <dorit@il.ibm.com>
21150 * tree-vectorizer.h (stmt_vec_info_type): Add enum value
21151 induc_vec_info_type.
21152 (vectorizable_induction): New function declaration.
21153 * tree-vect-transform.c (get_initial_def_for_induction): No need to
21154 check if already vectorized. Find first place in BB where new stmts
21155 can be inserted. Takes only one argument.
21156 (vectorizable_induction): New function.
21157 (vect_transform_stmt): Add case for induc_vec_info_type to call
21158 vectorizable_induction.
21159 (vect_transform_loop): Consider phis for vectorization.
21160 * tree-vect-analyze.c (vect_determine_vectorization_factor): Simplify
21162 (analyze_operations): Call vectorizable_induction when analyzing phis.
21164 (vect_mark_stmts_to_be_vectorized): Remove redundant checks.
21165 (vect_mark_relevant): Include phis in relevance analysis.
21166 (vect_mark_stmts_to_be_vectorize): Likewise.
21167 * tree-vect-patterns.c (widened_name_p): Remove obsolete asserts.
21169 2007-04-16 Lawrence Crowl <crowl@google.com>
21171 * doc/invoke.texi (Debugging Options): Add documentation for the
21172 -femit-struct-debug options -femit-struct-debug-baseonly,
21173 -femit-struct-debug-reduced, and
21174 -femit-struct-debug-detailed[=...].
21176 * c-opts.c (c_common_handle_option): Add
21177 OPT_femit_struct_debug_baseonly, OPT_femit_struct_debug_reduced,
21178 and OPT_femit_struct_debug_detailed_.
21179 * c.opt: Add specifications for
21180 -femit-struct-debug-baseonly, -femit-struct-debug-reduced,
21181 and -femit-struct-debug-detailed[=...].
21182 * opts.c (set_struct_debug_option): Parse the
21183 -femit-struct-debug-... options.
21184 * opts.c (matches_main_base, main_input_basename,
21185 main_input_baselength, base_of_path, matches_main_base): Add
21186 variables and functions to compare header base name to compilation
21188 * opts.c (should_emit_struct_debug): Add to determine to emit a
21189 structure based on the option.
21190 (dump_struct_debug) Also disabled function to debug this
21192 * opts.c (handle_options): Save the base name of the
21195 * langhooks-def.h (LANG_HOOKS_GENERIC_TYPE_P): Define.
21196 (LANG_HOOKS_FOR_TYPES_INITIALIZER): Add.
21197 This hook indicates if a type is generic. Set it by default
21198 to "never generic".
21199 * langhooks.h (struct lang_hooks_for_types): Add a new hook
21200 to determine if a struct type is generic or not.
21201 * cp/cp-tree.h (class_tmpl_impl_spec_p): Declare a C++ hook.
21202 * cp/tree.c (class_tmpl_impl_spec_p): Implement the C++ hook.
21203 * cp/cp-lang.c (LANG_HOOKS_GENERIC_TYPE_P): Override null C hook
21204 with live C++ hook.
21206 * flags.h (enum debug_info_usage): Add an enumeration to describe
21207 a program's use of a structure type.
21208 * dwarf2out.c (gen_struct_or_union_type_die): Add a new parameter
21209 to indicate the program's usage of the type. Filter structs based
21210 on the -femit-struct-debug-... specification.
21211 (gen_type_die): Split into two routines, gen_type_die and
21212 gen_type_die_with_usage. gen_type_die is now a wrapper
21213 that assumes direct usage.
21214 (gen_type_die_with_usage): Replace calls to gen_type_die
21215 with gen_type_die_with_usage adding the program usage of
21216 the referenced type.
21217 (dwarf2out_imported_module_or_decl): Suppress struct debug
21218 information using should_emit_struct_debug when appropriate.
21220 2007-04-16 Ian Lance Taylor <iant@google.com>
21222 PR tree-optimization/31522
21223 * tree-vrp.c (vr_phi_edge_counts): New static variable.
21224 (vrp_initialize): Allocate vr_phi_edge_counts.
21225 (vrp_visit_phi_node): Don't push to infinity if we saw a new
21226 executable edge. Drop test for all constants.
21227 (vrp_finalize): Free vrp_phi_edge_counts.
21229 * doc/cpp.texi (Common Predefined Macros): Clarify description of
21230 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
21232 * tree-ssa-propagate.c (cfg_blocks_add): Insert blocks with fewer
21233 predecessors at head rather than tail.
21235 2007-04-16 Matthias Klose <doko@debian.org>
21237 * config/alpha/linux.h (CPP_SPEC): Define.
21238 * config/arm/linux-gas.h (SUBTARGET_CPP_SPEC): Extend.
21240 2007-04-16 Aldy Hernandez <aldyh@redhat.com>
21242 * function.h: Remove sequence_stack extern declaration.
21244 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21246 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Change to 64 on
21248 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Change to 64 if __mfido__ is
21251 2007-04-16 Anatoly Sokolov <aesok@post.ru>
21253 * config/avr/avr.c (avr_arch_types): Rearranging array.
21254 (enum avr_arch): Add.
21255 (avr_mcu_types): Use avr_arch enumeration constants instead of
21257 * config/avr/avr.h (LINK_SPEC): Simplify.
21259 2007-04-16 Kazu Hirata <kazu@codesourcery.com>
21261 * config/m68k/m68k.c (m68k_libcall_value,
21262 m68k_function_value): Use macros for register names more.
21264 * config/m68k/m68k.h (FRAME_POINTER_REGNUM): Use A6_REG
21266 (M68K_REGNAME): Use A6_REG.
21267 * config/m68k/m68k.md (FP_REG): Rename to A6_REG.
21269 2007-04-16 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
21271 PR middle-end/28071
21272 * sched-int.h (struct deps): Split field 'pending_lists_length' into
21273 'pending_read_list_length' and 'pending_write_list_length'. Update
21275 * sched-deps.c (add_insn_mem_dependence): Change signature. Update
21276 to handle two length counters instead of one. Update all uses.
21277 (flush_pending_lists, sched_analyze_1, init_deps): Update to handle
21278 two length counters instead of one.
21279 * sched-rgn.c (propagate_deps): Update to handle two length counters
21282 2007-04-16 H.J. Lu <hongjiu.lu@intel.com>
21285 * config/i386/i386.c (ix86_expand_vec_set_builtin): Make a
21286 copy of source, pass it to ix86_expand_vector_set and return
21289 2007-04-16 David Ung <davidu@mips.com>
21290 Joseph Myers <joseph@codesourcery.com>
21292 * config/mips/mips.h (PROCESSOR_74KC, PROCESSOR_74KF,
21293 PROCESSOR_74KX, TUNE_74K, GENERATE_MADD_MSUB): Define.
21294 * config/mips/mips.c (mips_cpu_info_table, mips_rtx_cost_data):
21295 Add 74K processor information.
21296 * config/mips/mips.md: Include 74k.md.
21297 (cpu): Add 74kc,74kf,74kx.
21298 (ISA_HAS_MADD_MSUB): Change to GENERATE_MADD_MSUB throughout.
21299 * config/mips/74k.md: New.
21300 * doc/invoke.texi (MIPS Options): Document 74K support.
21302 2007-04-16 Dorit Nuzman <dorit@il.ibm.com>
21304 * tree-vect-analyze.c (vect_analyze_operations): Reorganize calls to
21305 vectorizable_* functions.
21306 * tree-vect-transform.c (vectorizable_call): Add check for
21307 STMT_VINFO_RELEVANT_P, STMT_VINFO_DEF_TYPE and STMT_VINFO_LIVE_P.
21308 (vectorizable_store): likewise.
21309 (vectorizable_conversion): Add check for STMT_VINFO_DEF_TYPE.
21311 (vectorizable_operation, vectorizable_type_demotion): Likewise.
21312 (vectorizable_type_promotion, vectorizable_load): Likewise.
21313 (vectorizable_live_operation, vectorizable_condition): Likewise.
21314 (vectorizable_assignment): Add check for STMT_VINFO_DEF_TYPE and
21316 (vect_transform_stmt): Reorganize calls to vectorizable_* functions.
21318 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21320 * config/m68k/linux.h (FUNCTION_VALUE_REGNO_P): Use macros for
21321 register numbers more.
21322 * config/m68k/m68k.h (STACK_POINTER_REGNUM,
21323 FRAME_POINTER_REGNUM, STATIC_CHAIN_REGNUM,
21324 M68K_STRUCT_VALUE_REGNUM, FUNCTION_VALUE, LIBCALL_VALUE,
21325 FUNCTION_VALUE_REGNO_P): Likewise.
21326 * config/m68k/m68kelf.h (M68K_STRUCT_VALUE_REGNUM,
21327 STATIC_CHAIN_REGNUM): Likewise.
21328 * config/m68k/m68kemb.h (FUNCTION_VALUE_REGNO_P): Likewise.
21329 * config/m68k/netbsd-elf.h (M68K_STRUCT_VALUE_REGNUM,
21330 STATIC_CHAIN_REGNUM, FUNCTION_VALUE_REGNO_P): Likewise.
21331 * config/m68k/m68k.md (FP_REG): New.
21333 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21335 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Prefer 32-bit
21338 2007-04-15 Kazu Hirata <kazu@codesourcery.com>
21340 * config/i386/i386.c, config/s390/s390.c, config/s390/s390.md,
21341 tree-ssa-loop-niter.c, tree-ssa-structalias.c, tree-vrp.c: Fix
21344 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21346 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Ignore
21349 2007-04-14 Andrew Pinski <andrew_pinski@playstation.sony.com>
21352 * c-decl.c (finish_decl): Grab the type of the decl after the call
21353 to store_init_value.
21355 2007-04-14 Steven Bosscher <steven@gcc.gnu.org>
21357 * common.opt (fforward-propagate): Fix "Optimization" annotation.
21359 2007-04-14 Jakub Jelinek <jakub@redhat.com>
21362 * omp-low.c (expand_omp_parallel): If child_cfun->cfg, free
21363 dominators, post dominators and cleanup cfg before returning.
21365 2007-04-14 Bernd Schmidt <bernd.schmidt@analog.com>
21367 * config/bfin/bfin.h (MODES_TIEABLE_P): Allow more modes to be tied.
21368 * config/bfin/bfin.md (movsi_insn): Delete two unused alternatives.
21370 2007-04-14 Kazu Hirata <kazu@codesourcery.com>
21372 * config.gcc: Recognize fido.
21373 * config/m68k/m68k-devices.def (fidoa): New.
21374 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define
21376 (FL_FIDOA, TARGET_FIDOA): New.
21377 * config/m68k/m68k.opt (mfidoa): New.
21379 2007-04-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21381 PR middle-end/31322
21382 * dwarf2out.c (output_call_frame_info): Call assemble_external_libcall
21383 when a personality function is used.
21385 2007-04-13 Bob Wilson <bob.wilson@acm.org>
21387 * config/xtensa/xtensa.c (xtensa_expand_builtin): Use CALL_EXPR_FN.
21389 2007-04-13 Mike Stump <mrs@apple.com>
21391 * config/darwin-c.c (handle_c_option): Handle -fapple-kext here so
21393 * config/darwin.opt (fapple-kext): Make C++ only.
21394 * config/darwin.c (darwin_override_options): Remove code to ensure
21395 -fapple-kext is given for C++ only.
21397 2007-04-13 Richard Sandiford <richard@codesourcery.com>
21399 * config/mips/vxworks.h (SUBTARGET_OVERRIDE_OPTIONS): Define.
21400 * config/mips/mips.c (override_options): Call
21401 SUBTARGET_OVERRIDE_OPTIONS, if defined.
21403 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21405 * config/i386/i386.opt (msvr3-shlib): Removed.
21407 * doc/invoke.texi: Remove -msvr3-shlib.
21409 2007-04-13 H.J. Lu <hongjiu.lu@intel.com>
21411 * config/i386/i386.opt (mpopcnt): Replace "popcount" instruction
21412 with "popcnt" instruction.
21414 2007-04-13 Richard Guenther <rguenther@suse.de>
21416 PR tree-optimization/21258
21417 * tree-vrp.c (compare_case_labels): New helper.
21418 (find_switch_asserts): New function.
21419 (find_assert_locations): Call it for SWITCH_EXPRs.
21421 2007-04-13 Uros Bizjak <ubizjak@gmail.com>
21423 * config/i386/i386.h (X87_FLOAT_MODE_P): Check for TARGET_80387.
21424 * config/i386/i386.md (*cmpfp0): Remove check for TARGET_80387, this
21425 check is now implied in X87_FLOAT_MODE_P.
21426 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21427 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21428 (fix_trunc<mode>_i386_fisttp): Ditto.
21429 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21430 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21431 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21432 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21433 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21434 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21435 (unnamed_splitters): Ditto.
21436 * config/i386/i386.c (function_value_32): Generate FIRST_FLOAT_REG
21437 for X87_FLOAT_MODE_P mode. Override FIRST_FLOAT_REG with
21438 FIRST_SSE_REG for local functions when SSE math is enabled or
21439 for functions with sseregparm attribute.
21440 (standard_80387_constant_p): Return -1 if mode is not
21442 (ix86_cc_mode): Assert that scalar mode is not DECIMAL_FLOAT_MODE_P.
21443 (ix86_expand_compare): Ditto.
21444 (ix86_expand_carry_flag_compare): Ditto.
21445 (ix86_expand_int_movcc): Check for SCALAR_FLOAT_MODE_P instead
21446 of FLOAT_MODE_P for cmp_mode and assert that cmp_mode is not
21447 DECIMAL_FLOAT_MODE_P.
21448 (ix86_preferred_output_reload_class): Use X87_FLOAT_MODE_P instead
21449 of SCALAR_FLOAT_MODE_P.
21450 (ix86_rtx_costs) [PLUS] Remove FLOAT_MODE_P and fall through to ...
21451 [MINUS]: ... here. Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P
21452 checks before FLOAT_MODE_P.
21453 [MULT]: Add SSE_FLOAT_MODE_P and X87_FLOAT_MODE_P checks
21454 before FLOAT_MODE_P.
21459 [FLOAT_EXTEND]: Use SSE_FLOAT_MODE_P.
21461 2007-04-12 Paolo Bonzini <bonzini@gnu.org>
21462 Charles Wilson <libtool@cwilson.fastmail.fm>
21464 * Makefile.in (stamp-as, stamp-collect-ld, stamp-nm): Remove.
21465 (libgcc.mvars): Don't depend on them.
21466 * configure.ac (as, collect-ld, nm): Create from exec-tool.in.
21467 * exec-tool.in: New.
21469 2007-04-12 Brooks Moses <brooks.moses@codesourcery.com>
21471 * doc/invoke.text (--help): Document --help=common.
21473 2007-04-12 Thomas Neumann <tneumann@users.sourceforge.net>
21475 * stub-objc.c (objc_build_keyword_decl): Avoid C++ keywords.
21477 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21479 * Makefile.in (insn-emit.o): Depend on $(INTEGRATE_H).
21480 * genemit.c (main): Emit #include "integrate.h".
21481 * config/mips/mips-protos.h (SYMBOL_HALF): New mips_symbol_type.
21482 (LOADGP_RTP): New mips_loadgp_style.
21483 * config/mips/mips.h: Include config/vxworks-dummy.h.
21484 (TARGET_RTP_PIC): New macro.
21485 (TARGET_USE_GOT): Return true for TARGET_RTP_PIC.
21486 (TARGET_USE_PIC_FN_ADDR_REG): Return true for TARGET_VXWORKS_RTP.
21487 (ASM_OUTPUT_ADDR_DIFF_ELT): Emit function-relative case tables
21488 for TARGET_RTP_PIC.
21489 * config/mips/vxworks.h (SUBTARGET_ASM_SPEC): Define. Pass down
21490 -mvxworks-pic when using -mrtp and a PIC option.
21491 * config/mips/mips.c (mips_classify_symbol): Return SYMBOL_GOT_DISP
21493 (mips_symbolic_constant_p, mips_symbolic_address_p)
21494 (mips_symbol_insns): Handle SYMBOL_HALF.
21495 (override_options): Warn about -G and -mrtp being used together.
21496 Initialize mips_lo_relocs[SYMBOL_HALF].
21497 (mips_current_loadgp_style): Return LOADGP_RTP for RTP PIC.
21498 (mips_emit_loadgp): Handle LOADGP_RTP.
21499 (mips_in_small_data_p): Return false for TARGET_VXWORKS_RTP.
21500 * config/mips/mips.md (loadgp_rtp): New insn and splitter.
21501 (tablejump): Handle function-relative case table entries if
21503 * config/mips/predicates.md (symbol_ref_operand): New predicate.
21505 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21507 * config/mips/mips.md (load_call<mode>): Allow any general register.
21509 (sibcall_value_internal, sibcall_value_multiple_internal)
21510 (call_value_internal, call_value_split, call_value_multiple_internal)
21511 (call_value_multiple_split): Remove constraints from operand 0.
21513 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21515 * config/mips/mips-protos.h: In comments, refer to loadgp_absolute
21516 rather than loadgp_noshared.
21517 * config/mips/mips.c (mips_emit_loadgp): Use gen_loadgp_absolute
21518 instead of gen_loadgp_noshared. Use gen_loadgp_newabi instead of
21520 * config/mips/mips.md (loadgp): Rename to...
21521 (loadgp_newabi): ...this.
21522 (loadgp_noshared): Rename to...
21523 (loadgp_absolute): ...this.
21525 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21527 * config/mips/mips.c (mips_ok_for_lazy_binding_p): Always return
21528 false for locally-binding symbols.
21529 (mips_dangerous_for_la25_p): Check mips_global_symbol_p.
21531 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21533 * config/mips/mips-protos.h (SYMBOL_GOT_LOCAL): Rename to...
21534 (SYMBOL_GOT_PAGE_OFST): ...this.
21535 (SYMBOL_GOT_GLOBAL): Rename to...
21536 (SYMBOL_GOT_DISP): ...this.
21537 (SYMBOL_GOTOFF_GLOBAL): Rename to...
21538 (SYMBOL_GOTOFF_DISP): ...this. Update comments accordingly.
21539 * config/mips/mips.c (mips_global_symbol_p): New function.
21540 (mips_symbol_binds_local_p): Likewise.
21541 (mips_classify_symbol): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP
21542 and SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST. Use
21543 mips_global_symbol_p and mips_symbol_binds_local_p.
21544 (mips_symbolic_constant_p, mips_symbolic_address_p, mips_symbol_insns)
21545 (override_options): Rename SYMBOL_GOT_GLOBAL to SYMBOL_GOT_DISP,
21546 SYMBOL_GOT_LOCAL to SYMBOL_GOT_PAGE_OFST and SYMBOL_GOTOFF_GLOBAL to
21547 SYMBOL_GOTOFF_DISP.
21548 (mips_ok_for_lazy_binding_p): New function.
21549 (mips_load_call_address, mips_expand_call): Use it.
21550 (mips_dangerous_for_la25_p): Likewise.
21551 * config/mips/mips.md (*xgot_hi<mode>, *xgot_lo<mode>)
21552 (*got_disp<mode>): Use got_disp_operand instead of
21553 global_got_operand. Use SYMBOL_GOTOFF_DISP instead of
21554 SYMBOL_GOTOFF_GLOBAL.
21555 (*got_page<mode>): Use got_page_ofst_operand instead of
21557 * config/mips/predicates.md (const_call_insn_operand): Use
21558 SYMBOL_GOT_DISP instead of SYMBOL_GOT_GLOBAL.
21559 (global_got_operand): Rename to...
21560 (got_disp_operand): ...this and use SYMBOL_GOT_DISP instead of
21562 (local_got_operand): Rename to...
21563 (got_page_ofst_operand): ...this and use SYMBOL_GOT_PAGE_OFST instead
21564 of SYMBOL_GOT_LOCAL.
21566 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21568 * config/mips/mips.h (TARGET_SPLIT_CALLS): Check
21569 TARGET_CALL_CLOBBERED_GP.
21570 (TARGET_SIBCALLS): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21571 (TARGET_USE_GOT, TARGET_CALL_CLOBBERED_GP): New macros.
21572 (TARGET_CALL_SAVED_GP, TARGET_USE_PIC_FN_ADDR_REG): Likewise.
21573 (STARTING_FRAME_OFFSET): Check TARGET_CALL_CLOBBERED_GP instead
21574 of TARGET_ABICALLS && !TARGET_NEWABI.
21575 (MIPS_CALL): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21576 * config/mips/mips.c (mips_load_call_address): Check
21577 TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21578 (mips_global_pointer): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21579 Check TARGET_CALL_SAVED_GP instead of TARGET_NEWABI.
21580 (mips_save_reg_p): Check TARGET_CALL_SAVED_GP instead of
21581 TARGET_ABICALLS && TARGET_NEWABI.
21582 (mips_current_loadgp_style): Check TARGET_USE_GOT instead of
21584 (mips_expand_prologue): Check TARGET_OLDABI instead of !TARGET_NEWABI.
21585 (mips_expand_epilogue): Check TARGET_CALL_SAVED_GP instead of
21586 TARGET_ABICALLS && TARGET_NEWABI.
21587 (mips_output_mi_thunk): Check TARGET_USE_GOT instead of
21588 TARGET_ABICALLS. Check TARGET_CALL_SAVED_GP instead of
21589 TARGET_NEWABI. Use TARGET_USE_PIC_FN_ADDR_REG to decide
21590 whether indirect calls must use $25.
21591 (mips_extra_live_on_entry): Check TARGET_GOT instead of
21593 * config/mips/mips.md (jal_macro): Check flag_pic and
21594 TARGET_CALL_CLOBBERED_GP instead of TARGET_ABICALLS and TARGET_NEWABI.
21595 (builtin_setjmp_setup, builtin_longjmp): Check TARGET_USE_GOT
21596 instead of TARGET_ABICALLS.
21597 (exception_receiver): Check TARGET_CALL_CLOBBERED_GP instead of
21598 TARGET_ABICALLS && TARGET_OLDABI.
21599 (load_call<mode>): Check TARGET_USE_GOT instead of TARGET_ABICALLS.
21600 (sibcall): In the comment above the define_insn, mention
21601 TARGET_USE_PIC_FN_ADDR_REG instead of TARGET_ABICALLS.
21602 * config/mips/constraints.md (c): Check TARGET_USE_PIC_FN_ADDR_REG
21603 instead of TARGET_ABICALLS.
21605 2007-04-12 Bernd Schmidt <bernd.schmidt@analog.com>
21607 * doc/md.texi (Blackfin family constraints): Document PA and PB.
21608 * config/bfin/bfin.h (CONST_OK_FOR_P): Handle PA and PB.
21609 (MACFLAGS_MATCH_P): New macro.
21610 * config/bfin/bfin.c (print_operand): Handle MACFLAG_IS_M.
21611 (bfin_secondary_reload): Treat EVEN_AREGS and ODD_AREGS like AREGS.
21612 * config/bfin/bfin.md (MACFLAG_IS_M): New constant. Renumber some of
21613 the other MACFLAG constants.
21614 (sum_of_accumulators, lshrpdi3, ashrpdi3): New patterns.
21615 (flag_machi): Tighten constraints. Renumber some of the operands.
21616 (flag_machi_acconly): Tighten constraints. Correct operand numbers in
21618 (flag_machi_parts_acconly): New pattern.
21619 (flag_macinithi): Tighten constraints. Allow any accumulator to be
21621 (flag_macinit1hi): Tighten constraints.
21622 (flag_mul_macv2hi_parts_acconly): New pattern.
21624 * config/bfin/lib1funcs.asm (___umulsi3_highpart, __smulsi3_highpart):
21625 Use a more efficient implementation.
21626 * config/bfin/bfin.md (umulsi3_highpart, smulsi3_highpart): Emit
21627 inline sequences when not optimizing for size.
21629 * config/bfin/bfin.md (movhi_low2high, movhi_high2high, movhi_low2low,
21630 movhi_high2low): Delete, merge functionality into...
21631 (packv2hi): ... this pattern.
21633 2007-02-11 Jie Zhang <jie.zhang@analog.com>
21634 * config/bfin/bfin.opt (msim): New option.
21635 (mcpu=): New option.
21636 * config/bfin/bfin-protos.h (enum bfin_cpu): New.
21637 (bfin_cpu_t): Typedef of enum bfin_cpu.
21638 (bfin_cpu_type): New declaration.
21639 * config/bfin/elf.h (STARTFILE_SPEC): Add support for
21640 -msim and -mcpu= options.
21641 (LIB_SPEC): Likewise.
21642 * config/bfin/bfin.c (bfin_cpu_type): Define.
21643 (bfin_handle_option): Handle -mcpu= option.
21644 * config/bfin/bfin.h (DEFAULT_CPU_TYPE): Define as BFIN_CPU_BF532.
21645 (TARGET_CPU_CPP_BUILTINS): Define __ADSPBF531__, __ADSPBF532__,
21646 __ADSPBF533__ or __ADSPBF537__ according to the cpu type.
21648 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21650 * config.gcc (*-*-vxworks*): Don't add to tm_files in this stanza.
21651 (arm-wrs-vxworks, mips-wrs-vxworks, powerpc-wrs-vxworks)
21652 (powerpc-wrs-vxworksae): Use ${tm_file}.
21653 (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add svr4.h
21654 after elfos.h. Remove i386/sysv4.h and add i386/vx-common.h.
21655 * config/i386/vx-common.h: New file.
21657 2007-04-12 Richard Sandiford <richard@codesourcery.com>
21659 * config/vxworks.h (VXWORKS_STARTFILE_SPEC): Use -l:crt0.o instead
21662 2007-04-12 Andreas Krebbel <krebbel1@de.ibm.com>
21664 * config/s390/s390.md ("trunctddd2"): Use TDmode for the target of
21667 2007-04-12 Douglas Gregor <doug.gregor@gmail.com>
21671 * c-common.c (c_build_qualified_type): Set canonical type
21674 2007-04-12 Richard Guenther <rguenther@suse.de>
21676 * tree-pretty-print.c (dump_generic_node): Print ARRAY_REF
21677 lower bound and element size if lower bound is not zero
21678 or either of the ARRAY_REF operands is set.
21680 2007-04-12 Richard Guenther <rguenther@suse.de>
21682 PR tree-optimization/24689
21683 PR tree-optimization/31307
21684 * fold-const.c (operand_equal_p): Compare INTEGER_CST array
21686 * gimplify.c (canonicalize_addr_expr): To be consistent with
21687 gimplify_compound_lval only set operands two and three of
21688 ARRAY_REFs if they are not gimple_min_invariant. This makes
21689 it never at this place.
21690 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Likewise.
21692 2007-04-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
21694 * pa.c (pa_som_asm_init_sections): Ensure that cfun->machine is not
21695 null before emitting a .nsubspa directive.
21697 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21699 * tree-ssa-alias.c (dump_mem_ref_stats): Do not call
21700 need_to_partition_p if there are no memory statements in the
21703 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21705 * tree-data-ref.c (chrec_steps_divide_constant_p): Removed.
21706 (gcd_of_steps_may_divide_p): New function.
21707 (analyze_miv_subscript): Use gcd_of_steps_may_divide_p.
21709 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21711 * reload.c (find_reloads_toplev, find_reloads_address,
21712 find_reloads_address_1, find_reloads_subreg_address): Use rtx_equal_p,
21713 not a pointer equality test, to decide if we need to call
21714 push_reg_equiv_alt_mem.
21716 2007-04-11 Sebastian Pop <sebastian.pop@inria.fr>
21718 * tree-data-ref.c (affine_function_zero_p, constant_access_functions,
21719 insert_innermost_unit_dist_vector, add_distance_for_zero_overlaps):
21721 (build_classic_dist_vector): Call add_distance_for_zero_overlaps.
21723 2007-04-11 Zdenek Dvorak <dvorakz@suse.cz>
21725 * tree-data-ref.c (add_multivariate_self_dist): Force the distance
21726 vector to be positive.
21728 2007-04-11 Diego Novillo <dnovillo@redhat.com>
21732 * doc/invoke.texi: Document --params max-aliased-vops and
21734 * tree-ssa-operands.h (get_mpt_for, dump_memory_partitions,
21735 debug_memory_partitions): Move to tree-flow.h
21736 * params.h (AVG_ALIASED_VOPS): Define.
21737 * tree-ssa-alias.c (struct mp_info_def): Remove. Update all
21739 (mp_info_t): Likewise.
21740 (get_mem_sym_stats_for): New.
21741 (set_memory_partition): Move from tree-flow-inline.h.
21742 (mark_non_addressable): Only clear the set of symbols for the
21743 partition if it exists.
21744 (dump_memory_partitions): Move from tree-ssa-operands.c
21745 (debug_memory_partitions): Likewise.
21746 (need_to_partition_p): New.
21747 (dump_mem_ref_stats): New.
21748 (debug_mem_ref_stats): New.
21749 (dump_mem_sym_stats): New.
21750 (debug_mem_sym_stats): New.
21751 (update_mem_sym_stats_from_stmt): New.
21752 (compare_mp_info_entries): New.
21753 (mp_info_cmp): Call it.
21754 (sort_mp_info): Change argument to a list of mem_sym_stats_t
21756 (get_mpt_for): Move from tree-ssa-operands.c.
21757 (find_partition_for): New.
21758 (create_partition_for): Remove.
21759 (estimate_vop_reduction): New.
21760 (update_reference_counts): New.
21761 (build_mp_info): New.
21762 (compute_memory_partitions): Refactor.
21763 Document new heuristic.
21764 Call build_mp_info, update_reference_counts,
21765 find_partition_for and estimate_vop_reduction.
21766 (compute_may_aliases): Populate virtual operands before
21767 calling debugging dumps.
21768 (delete_mem_sym_stats): New.
21769 (delete_mem_ref_stats): New.
21770 (init_mem_ref_stats): New.
21771 (init_alias_info): Call it.
21772 (maybe_create_global_var): Remove alias_info argument.
21773 Get number of call sites and number of pure/const call sites
21774 from gimple_mem_ref_stats().
21775 (dump_alias_info): Call dump_memory_partitions first.
21776 (dump_points_to_info_for): Show how many times a pointer has
21778 * opts.c (decode_options): For -O2 set --param
21779 max-aliased-vops to 500.
21780 For -O3 set --param max-aliased-vops to 1000 and --param
21781 avg-aliased-vops to 3.
21782 * fortran/options.c (gfc_init_options): Remove assignment to
21784 * tree-flow-inline.h (gimple_mem_ref_stats): New.
21785 * tree-dfa.c (dump_variable): Dump memory reference
21787 Dump NO_ALIAS* settings.
21788 (referenced_var_lookup): Tidy.
21789 (mem_sym_stats): New.
21790 * tree-ssa-copy.c (may_propagate_copy): Return true if DEST
21791 and ORIG are different SSA names for a memory partition.
21792 * tree-ssa.c (delete_tree_ssa): Call delete_mem_ref_stats.
21793 * tree-flow.h (struct mem_sym_stats_d): Define.
21794 (mem_sym_stats_t): Define.
21795 (struct mem_ref_stats_d): Define.
21796 (struct gimple_df): Add field mem_ref_stats.
21797 (enum noalias_state): Define.
21798 (struct var_ann_d): Add bitfield noalias_state.
21799 (mem_sym_stats, delete_mem_ref_stats, dump_mem_ref_stats,
21800 debug_mem_ref_stats, debug_memory_partitions,
21801 debug_mem_sym_stats): Declare.
21802 * tree-ssa-structalias.c (update_alias_info): Update call
21803 sites, pure/const call sites and asm sites in structure
21804 returned by gimple_mem_ref_stats.
21805 Remove local variable IS_POTENTIAL_DEREF.
21806 Increase NUM_DEREFS if the memory expression is a potential
21808 Call update_mem_sym_stats_from_stmt.
21809 If the memory references memory, call
21810 update_mem_sym_stats_from_stmt for all the direct memory
21811 symbol references found.
21812 (intra_create_variable_infos): Set noalias_state field for
21813 pointer arguments according to the value of
21814 flag_argument_noalias.
21815 * tree-ssa-structalias.h (struct alias_info): Remove fields
21816 num_calls_found and num_pure_const_calls_found.
21817 (update_mem_sym_stats_from_stmt): Declare.
21818 * params.def (PARAM_MAX_ALIASED_VOPS): Change description.
21819 Set default value to 100.
21820 (PARAM_AVG_ALIASED_VOPS): Define.
21822 2007-04-11 Richard Guenther <rguenther@suse.de>
21824 PR middle-end/31530
21825 * simplify-rtx.c (simplify_binary_operation_1): Do not simplify
21826 a * -b + c as c - a * b if we honor sign dependent rounding.
21828 2007-04-11 Bernd Schmidt <bernd.schmidt@analog.com>
21830 * config/bfin/bfin-protos.h (bfin_expand_movmem): Renamed from
21831 bfin_expand_strmov.
21832 * config/bfin/bfin.c (bfin_expand_prologue, bfin_delegitimize_address,
21833 bfin_function_ok_for_sibcall, split_load_immediate): Remove unused
21835 (initialize_trampoline): Don't use old-style function definition.
21836 (bfin_secondary_reload): Mark IN_P argument as unused.
21838 2007-04-10 Sebastian Pop <sebastian.pop@inria.fr>
21840 PR tree-optimization/31343
21841 * tree-chrec.h (chrec_zerop): Moved before build_polynomial_chrec.
21842 (build_polynomial_chrec): Return a scalar when the evolution is zero.
21843 * testsuite/gcc.dg/vect/pr31343.c: New.
21845 2007-04-10 Eric Christopher <echristo@apple.com>
21847 * config/i386/i386.h (X87_FLOAT_MODE_P): New.
21848 * config/i386/i386.md (*cmpfp0): Use.
21849 (*cmpfp_u, *cmpfp_<mode>, *cmpfp_i_i387): Ditto.
21850 (*cmpfp_iu_387, fix_trunc<mode>_fisttp_i386_1): Ditto.
21851 (fix_trunc<mode>_i386_fisttp): Ditto.
21852 (fix_trunc<mode>_i387_fisttp_with_temp): Ditto.
21853 (*fix_trunc<mode>_i387_1, fix_truncdi_i387): Ditto.
21854 (fix_truncdi_i387_with_temp, fix_trunc<mode>_i387): Ditto.
21855 (fix_trunc<mode>_i387_with_temp, *fp_jcc_1_387): Ditto.
21856 (*fp_jcc_2_387, *fp_jcc_5_387, *fp_jcc_6_387): Ditto.
21857 (*fp_jcc_7_387, *fp_jcc_8<mode>_387): Ditto.
21858 (unnamed_splitters): Ditto.
21859 * config/i386/i386.c (output_fix_trunc): Assert that
21860 we're not being passed a TFmode operand.
21862 2007-04-10 Zdenek Dvorak <dvorakz@suse.cz>
21864 PR tree-optimization/31526
21865 * tree-inline.c (copy_cfg_body): Use last_basic_block instead of
21866 n_basic_blocks to find newly added blocks.
21868 2007-04-10 Uros Bizjak <ubizjak@gmail.com>
21870 * config/i386/i386.md (fix_trunc<mode>di_sse): Remove "x" from "xm"
21872 (fix_trunc<mode>si_sse): Ditto.
21873 (*floatsisf2_mixed, *floatsisf2_sse): Ditto.
21874 (*floatsidf2_mixed, *floatsidf2_sse): Ditto.
21875 (*floatdisf2_mixed, *floatdisf2_sse): Ditto.
21876 (*floatdidf2_mixed, *floatdidf2_sse): Ditto.
21877 (floathi<mode>2): Rename from floathisf2 and floathidf2. Macroize
21878 expander using SSEMODEF mode macro.
21879 (floatsi<mode>2): Rename from floatsisf2 and floashidf2. Macroize
21880 expander using SSEMODEF mode macro.
21881 (*floathi<mode>2_i387): Rename from *floathisf2_i387 and
21882 *floathidf2_i387. Macroize insn using X87MODEF12 mode macro.
21883 (*floatsi<mode>2_i387): Rename from *floatsisf2_i387 and
21884 *floatsidf2_i387. Macroize insn using X87MODEF12 mode macro.
21885 (*floatdi<mode>2_i387): Rename from *floatdisf2_i387 and
21886 *floatdidf2_i387. Macroize insn using X87MODEF12 mode macro.
21887 (float<mode>xf2): Rename from floathixf2, floatsixf2 and floatdixf2.
21888 Macroize insn using X87MODEF mode macro.
21890 2007-04-09 H.J. Lu <hongjiu.lu@intel.com>
21892 * config/i386/sse.md (sse2_pinsrw): Removed.
21893 (sse2_pextrw): Renamed to ...
21894 (*sse2_pextrw): This.
21896 2007-04-09 Jan Hubicka <jh@suse.cz>
21899 * config/i386/sse.md
21900 (sse_vmaddv4sf3, sse_vmmulv4sf3): Remove '%' modifier.
21901 (sse_vmsmaxv4sf3_finite, sse_vmsminv4sf3_finite): Remove.
21902 (sse2_vmaddv2df3, sse2_vmmulv2df3): Remove '%' modifier.
21903 (sse2_vmsmaxv2df3_finite, sse2_vmsminv2df3_finite): Remove.
21905 2007-04-09 Jan Hubicka <jh@suse.cz>
21907 * tree-ssa-ccp (maybe_fold_offset_to_component_ref): Recurse into
21908 multiple fields of union.
21910 2007-04-09 Zdenek Dvorak <dvorakz@suse.cz>
21912 * cfgloopmanip.c (create_preheader): Do not use loop_preheader_edge.
21913 (create_preheaders): Check that loops are available.
21914 (fix_loop_structure): Clean up, improve comments.
21915 * tree-ssa-loop-manip.c (rewrite_into_loop_closed_ssa):
21916 Check that loops are available. Set LOOP_CLOSED_SSA to the loops
21918 * tree-scalar-evolution.c (scev_finalize): Clear scalar_evolution_info.
21919 * predict.c (tree_estimate_probability): Do not call
21920 calculate_dominance_info. Call create_preheaders.
21921 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Only call
21922 rewrite_into_loop_closed_ssa if LOOP_CLOSED_SSA is set in loops state
21924 * cfgloop.c (loop_preheader_edge): Assert that loops have preheaders.
21925 * cfgloop.h (LOOP_CLOSED_SSA): New constant.
21926 * tree-cfg.c (tree_split_edge): Make an assert more precise.
21927 * tree-ssa-threadedge.c (thread_across_edge): Comment the function
21930 2007-04-08 Jan Hubicka <jh@suse.cz>
21932 * tree.h (maybe_fold_offset_to_component_ref): Declare.
21933 * tree-ssa-ccp.c (maybe_fold_offset_to_component_ref): Export.
21934 * fold-const.c (fold_unary): Use it.
21936 2007-04-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
21938 * varasm.c (assemble_variable): Remove call to
21939 lang_hooks.decls.prepare_assemble_variable.
21940 * langhooks-def.h (LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE): Kill.
21941 (LANG_HOOKS_DECLS): Remove LANG_HOOKS_PREPARE_ASSEMBLE_VARIABLE.
21942 * langhooks.h (lang_hooks_for_decls): Remove
21943 prepare_assemble_variable.
21945 2007-04-08 Mike Stump <mrs@apple.com>
21947 * config/i386/i386.c: Use inc/dec on Core2.
21949 2007-04-08 Steven Bosscher <steven@gcc.gnu.org>
21951 * langhooks.c (lhd_tree_inlining_add_pending_fn_decls,
21952 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21953 lhd_tree_inlining_end_inlining): Remove.
21954 * langhooks.h (struct lang_hooks_for_tree_inlining): Remove then
21955 add_pending_fn_decls, anon_aggr_type_p, start_inlining, and
21956 end_inlining hooks.
21957 * langhooks-def.h (lhd_tree_inlining_add_pending_fn_decls,
21958 lhd_tree_inlining_anon_aggr_type_p, lhd_tree_inlining_start_inlining,
21959 lhd_tree_inlining_end_inlining): Remove prototypes.
21960 (LANG_HOOKS_TREE_INLINING_ADD_PENDING_FN_DECLS,
21961 LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P,
21962 LANG_HOOKS_TREE_INLINING_START_INLINING,
21963 LANG_HOOKS_TREE_INLINING_END_INLINING): Remove.
21965 * c-objc-common.h (LANG_HOOKS_TREE_INLINING_ANON_AGGR_TYPE_P): Do
21968 2007-04-08 Anatoly Sokolov <aesok@post.ru>
21971 * config/avr/predicates.md (io_address_operand): Delete predicate.
21972 (low_io_address_operand): Don't use 'mode' argument.
21973 (higth_io_address_operand): Rename ...
21974 (high_io_address_operand): ... to this. Don't use 'mode' argument.
21975 * config/avr/avr.md (*sbix_branch_tmp, *sbix_branch_tmp_bit7): Adjust
21978 2007-04-07 Daniel Berlin <dberlin@dberlin.org>
21980 Revert change removing staticp.
21982 2007-04-07 Anatoly Sokolov <aesok@post.ru>
21985 * config/avr/avr.md (*clrmemqi, *clrmemhi): Mark operand 4 as
21988 2007-04-07 Bruce Korb <bkorb@gnu.org>
21990 * c.opt: Add -Wformat-contains-nul.
21991 * c-format.c (set_Wformat): Set warn_format_contains_nul to the
21993 (check_format_info_main): Check OPT_Wformat_contains_nul before emitting
21994 the NUL byte warning.
21996 2007-04-07 H.J. Lu <hongjiu.lu@intel.com>
21998 * config/i386/i386.c (ix86_handle_option): Handle SSSE3.
22000 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22002 * tree.c (staticp): No longer use staticp langhook.
22003 * langhooks.c (lhd_staticp): Removed.
22004 * langhooks.h (struct lang_hooks): Remove staticp.
22005 * c-common.c (c_staticp): Remove.
22006 * c-common.h (c_staticp): Ditto.
22007 * langhooks-defs.h (lhd_staticp): Ditto.
22008 (LHD_HOOKS_STATICP): Ditto
22009 * tree.h (gcc_assert_lowered): New macro.
22011 2007-04-06 Zdenek Dvorak <dvorakz@suse.cz>
22013 * tree-ssa-loop-niter.c (idx_infer_loop_bounds): Add and use
22014 argument "reliable".
22015 (infer_loop_bounds_from_ref, infer_loop_bounds_from_array):
22016 Add argument "reliable". Propagate it through calls.
22017 (infer_loop_bounds_from_undefined): Derive number of iterations
22018 estimates from references in blocks that do not dominate loop latch.
22019 (gcov_type_to_double_int): New function.
22020 (estimate_numbers_of_iterations_loop): Use gcov_type_to_double_int
22021 and expected_loop_iterations_unbounded.
22022 * cfgloopanal.c (expected_loop_iterations_unbounded): New function.
22023 (expected_loop_iterations): Use expected_loop_iterations_unbounded.
22024 * tree-data-ref.c (estimated_loop_iterations): Export.
22025 (get_references_in_stmt): Fix -- do not return addresses of local
22027 * cfgloop.h (expected_loop_iterations_unbounded,
22028 estimated_loop_iterations): Declare.
22030 2007-04-06 Andreas Tobler <a.tobler@schweiz.org>
22032 * tree-sra.c (sra_build_elt_assignment): Initialize min/maxshift.
22034 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22036 * config/i386/i386.md (extend<mode>xf2): Rename from extendsfxf2
22037 and extenddfxf2. Macroize expander using X87MODEF12 mode macro.
22038 (*truncdfsf_mixed, *truncdfsf_i387, *truncdfsf2_i387_1):
22039 Use output_387_reg_move().
22040 (*truncxf<mode>2): Rename from *truncxfsf2 and truncxfdf2. Macroize
22041 expander using X87MODEF12 mode macro.
22042 (*truncxfsf2_mixed): Combine alternatives, ignore "r" alternative when
22043 choosing register preferences. Use output_387_reg_move().
22044 (*truncxfdf2_mixed): Combine alternatives, use "r" alternative
22045 instead of "x". Use output_387_reg_move().
22046 (*truncxf<mode>2_i387_noop): Rename from *truncxfsf2_i387_noop and
22047 *truncxfdf2_i387_noop. Macroize insn using X87MODEF12 mode macro.
22048 (*truncxf<mode>2_i387): Rename from *truncxfsf2_i387 and
22049 *truncxfdf2_i387. Macroize insn using X87MODEF12 mode macro.
22050 Use output_387_reg_move().
22051 (*truncxf?f_mixed splitter): Macroize splitter using X87MODEF12
22053 (*truncxf?f_i387 splitter): Ditto.
22055 2007-04-06 Daniel Berlin <dberlin@dberlin.org>
22057 * langhooks-def.h (LANG_HOOKS_INITIALIZER): Remove
22058 LANG_HOOKS_SAFE_FROM_P.
22059 * expr.c (safe_from_p): Remove langhook call.
22060 * langhooks.h (lang_hooks): Remove safe_from_p.
22061 (lhd_safe_from_p): Remove prototype.
22062 * langhooks.c (lhd_safe_from_p): Remove.
22064 2007-04-06 Jan Hubicka <jh@suse.cz>
22066 * cgraphunit.c (decide_is_function_needed): Do not keep always_inline
22069 2007-04-06 Uros Bizjak <ubizjak@gmail.com>
22071 * config/i386/i386.c (output_387_reg_move): Handle memory operand[0].
22072 * config/i386/i386.md (*movsf_1, *movdf_nointeger,
22073 *movdf_integer_rex64, *movdf_integer, *movxf_nointeger,
22074 *movxf_integer): Use output_387_reg_move() for x87 reg->mem
22076 (*extendsfdf2_mixed, *extendsfdf2_i387, *extendsfxf2_i387,
22077 *extenddfxf2_i387, *truncdfsf_fast_mixed): Ditto.
22079 2007-04-05 Richard Henderson <rth@redhat.com>
22081 * config/alpha/alpha.c (print_operand) [+]: Remove.
22082 (alpha_end_function): Print nop if call at end of function.
22083 * config/alpha/alpha.h (PRINT_OPERAND_PUNCT_VALID_P): Remove +.
22084 * config/alpha/alpha.md (UNSPEC_LDGP1): New.
22085 (call_osf_1_er_noreturn, call_value_osf_1_er_noreturn): New.
22086 (call_osf_2_er_nogp, call_value_osf_2_er_nogp): New.
22087 (call_osf_2_er, call_value_osf_2_er): Merge the ldgp highpart into
22088 the call pattern. Update peepholes to match.
22090 2007-04-05 Janis Johnson <janis187@us.ibm.com>
22092 * doc/extend.texi (Other Builtins): Add decimal float variants
22094 * builtins.def: Ditto.
22095 * builtins.c (expand_builtin): Ditto.
22097 2007-04-05 Uros Bizjak <ubizjak@gmail.com>
22098 H.J. Lu <hongjiu.lu@intel.com>
22101 * config/i386/sse.md (sse2_umulv2siv2di3): Use V4SImode instead
22102 of V8HImode when calling ix86_binary_operator_ok.
22103 (sse2_pmaddwd): Call ix86_binary_operator_ok.
22104 (sdot_prodv8hi): Operands 1 and 2 must be register.
22106 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22108 * tree-sra.c (try_instantiate_multiple_fields): Needlessly
22109 initialize align to silence bogus warning.
22111 2007-04-05 Alexandre Oliva <aoliva@redhat.com>
22113 PR middle-end/22156
22114 * tree-sra.c (struct sra_elt): Add in_bitfld_block. Remove
22116 (struct sra_walk_fns): Remove use_all parameter from use.
22117 (sra_hash_tree): Handle BIT_FIELD_REFs.
22118 (sra_elt_hash): Don't hash bitfld blocks.
22119 (sra_elt_eq): Skip them in parent compares as well. Handle
22121 (sra_walk_expr): Don't maintain or pass down use_all_p.
22122 (scan_use): Remove use_all parameter.
22123 (scalarize_use): Likewise. Re-expand assignment to
22124 BIT_FIELD_REF of gimple_reg. De-scalarize before input or
22125 output, and re-scalarize after output. Don't mark anything
22127 (scalarize_ldst): Adjust.
22128 (scalarize_walk_gimple_modify_statement): Likewise.
22129 (build_element_name_1): Handle BIT_FIELD_REFs.
22130 (instantiate_element): Don't warn for any element whose parent
22131 is used as a whole.
22132 (instantiate_missing_elements_1): Return the sra_elt.
22133 (canon_type_for_field): New.
22134 (try_instantiate_multiple_fields): New.
22135 (instantiate_missing_elemnts): Use them.
22136 (mark_no_warning): Removed.
22137 (generate_one_element_ref): Handle BIT_FIELD_REFs.
22138 (REPLDUP, sra_build_elt_assignment): New.
22139 (generate_copy_inout): Use them.
22140 (generate_element_copy): Likewise. Handle bitfld differences.
22141 (generate_element_zero): Don't recurse for blocks. Use
22142 sra_build_elt_assignment.
22143 (generate_one_element_int): Take elt instead of var. Use
22144 sra_build_elt_assignment.
22145 (generate_element_init_1): Adjust.
22146 (scalarize_use, scalarize_copy): Use REPLDUP.
22147 (scalarize_ldst): Move assert before dereference.
22148 (dump_sra_elt_name): Handle BIT_FIELD_REFs.
22150 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22152 * regmove.c: Fix unused variable warnings due to previous commit.
22154 2007-04-05 Steven Bosscher <steven@gcc.gnu.org>
22156 * regmove.c (STACK_GROWS_DOWNWARD): Don't boolean-ize.
22157 (regmove_bb_head): Remove.
22158 (copy_src_to_dest): Don't update regmove_bb_head and BB_HEAD.
22159 (regmove_optimize): Don't do unnecessary CFG fixes for non-existing
22160 problems with fixup_match_1.
22161 Don't initialize/free regmove_bb_head.
22163 (reg_is_remote_constant_p): If an insn is in the same basic block
22164 but not before INSN, consider it remote, too.
22166 2007-04-05 Anatoly Sokolov <aesok@post.ru>
22169 * config/avr/avr.c (avr_handle_fndecl_attribute): Use the
22170 DECL_ASSEMBLER_NAME, not the DECL_NAME.
22172 2007-04-05 H.J. Lu <hongjiu.lu@intel.com>
22174 * config/i386/i386.h (TARGET_CPU_CPP_BUILTINS): Reformat.
22175 (CONDITIONAL_REGISTER_USAGE): Likewise.
22177 2007-04-04 Richard Henderson <rth@redhat.com>
22179 * config/alpha/lib1funcs.asm: Remove unused file.
22181 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22184 * opts.c (print_specific_help): Fix --help=<language>
22186 (common_handle_option): Support --help=common.
22188 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22191 * gcc.c (main): Do not run the linker if
22192 print_subprocess_help indicates that it shouldn't be
22195 2007-04-04 Brooks Moses <brooks.moses@codesourcery.com>
22198 * doc/invoke.texi (--help=): Document <languages> value, fix
22199 formatting in tables of values.
22201 2007-04-04 Danny Smith <dannysmith.users.sourceforge.net>
22203 * config/i386/winnt-cxx.c (i386_pe_type_dllimport_p): Don't ignore
22204 dllimport attribute of virtual methods.
22206 2007-04-04 Chen Liqin <liqin@sunnorth.com.cn>
22208 * config/score/crti.asm: Change _bss_start to __bss_start.
22209 * config/score/score.h (CONDITIONAL_REGISTER_USAGE): Added.
22210 (OUTGOING_REG_PARM_STACK_SPACE) update.
22211 * config/score/score.opt: add options to make backend support
22212 score5, score5u, score7 and score7d.
22213 * config/score/score.md: Likewise.
22214 * config/score/misc.md: Likewise.
22215 * config/score/mac.md: Likewise.
22216 * doc/invoke.texi: Likewise.
22217 * doc/md.texi: update constraints define.
22219 2007-04-03 Richard Henderson <rth@redhat.com>
22221 * expr.c (store_expr): If get_signed_or_unsigned_type doesn't yield
22222 an appropriate type, use the mode instead.
22224 2007-04-03 Richard Sandiford <richard@codesourcery.com>
22226 * config.gcc (mips-wrs-vxworks): Add vx-common.h to tm_file.
22227 Set the default --with-arch setting to mips2.
22228 * config/mips/t-vxworks (MULTILIB_OPTIONS, MULTILIB_MATCHES)
22229 (MULTILIB_EXCEPTIONS): Redefine with new multilibs.
22230 (MULTILIB_OSDIRNAMES): Delete.
22231 (MULTILIB_DIRNAMES): Define.
22232 * config/mips/vxworks.h (LINK_SPEC): Add VXWORKS_LINK_SPEC.
22233 (LIB_SPEC, STARTFILE_SPEC, ENDFILE_SPEC): Define.
22234 (TARGET_OS_CPP_BUILTINS): Incorporate old SUBTARGET_CPP_SPEC
22235 definitions, except for _WRS_R3K_EXC_SUPPORT. Call
22236 VXWORKS_OS_CPP_BUILTINS.
22237 (SUBTARGET_CPP_SPEC): Redefine to VXWORKS_ADDITIONAL_CPP_SPEC.
22238 (MIPS_DEBUGGING_INFO): Undefine.
22239 (FUNCTION_PROFILER): Define to VXWORKS_FUNCTION_PROFILER.
22241 2007-04-03 Jakub Jelinek <jakub@redhat.com>
22243 PR middle-end/30704
22244 * fold-const.c (native_encode_real): Encode real.c provided longs
22245 as a series of 32-bit native integers.
22246 (native_interpret_real): Interpret buffer as a series of 32-bit
22249 2007-04-03 Richard Guenther <rguenther@suse.de>
22251 * genpreds.c (write_insn_constraint_len): Write function
22252 optimized for CONSTRAINT_LEN implementation.
22253 (write_tm_preds_h): Output insn_constraint_len inline and
22254 use it for CONSTRAINT_LEN.
22255 (write_insn_preds_c): Don't output insn_constraint_len.
22256 * doc/md.texi (define_register_constraint): Document multi-letter
22257 constraints shall have the same length if they start with the same
22260 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22263 * config/i386/i386.md (isinf<mode>2): Expand only when
22264 TARGET_C99_FUNCTIONS is set.
22266 2007-04-03 Uros Bizjak <ubizjak@gmail.com>
22268 * config.gcc (i[34567]86-*-linux*): Add i386/t-crtpc to tm-file.
22269 (x86_64-*-linux*): Ditto.
22270 * config/i386/i386.opt (mpc): New option.
22271 * config/i386/i386.c (overrride_options): Handle
22272 ix87_precision_string.
22273 * config/i386/crtprec.c: New file.
22274 * config/i386/t-crtpc: Ditto.
22275 * config/i386/linux.h (ENDFILE_SPEC): Add handling of -mpc32, -mpc64
22276 and -mpc80 options.
22277 * config/i386/linux64.h (ENDFILE_SPEC): Ditto.
22278 * config/i386/t-linux64 (EXTRA_MULTILIB_PARTS): Add
22279 crtprec32.o, crtprec64.o and crtprec80.o.
22281 * doc/invoke.texi (Machine Dependent Options): Add -mpc32, -mpc64
22282 and -mpc80 options.
22283 (i386 and x86-64 Options): Document -mpc32, -mpc64 and -mpc80 options.
22285 2007-04-02 Eric Christopher <echristo@apple.com>
22287 * doc/invoke.texi (i386 and x86-64 Options): Document -m64
22288 limitations on darwin.
22290 2007-04-02 Anatoly Sokolov <aesok@post.ru>
22293 * config/avr/avr.c (avr_rtx_costs): Add missing 'break' statements.
22295 2007-04-02 Dave Korn <dave.korn@artimi.com>
22297 * doc/tm.texi (FUNCTION_MODE): Update and extend documentation.
22299 2007-04-02 Dave Korn <dave.korn@artimi.com>
22301 * libgcc2.h (exception_descriptor): Don't forward-declare.
22302 (__get_eh_table_language, __get_eh_table_version): Delete
22303 prototypes of long-dead functions.
22305 2007-04-01 Daniel Berlin <dberlin@dberlin.org>
22307 * ebitmap.h: New file
22308 * ebitmap.c: New file
22309 * Makefile.in (ebitmap.o): New target.
22311 2007-04-01 Jan Hubicka <jh@suse.cz>
22313 * emit-rtl.c (emit_insn_before_setloc): Do not ICE when asked to emit
22314 before very first instruction.
22316 2007-04-01 Jan Hubicka <jh@suse.cz>
22318 * ggc-page.c (ggc_print_statistics): Fix formatting string to avoid
22319 waring on 64bit hosts.
22320 * bitmap.h: Fix typo in bitmap_head_def.
22322 2007-04-01 Steven Bosscher <steven@gcc.gnu.org>
22324 PR rtl-optimization/31391
22325 * cfgcleanup.c (try_optimize_cfg): If a removed label is turned
22326 into a DELETED_LABEL note, and the label is in an empty basic
22327 block, update BB_END as well as BB_HEAD.
22329 2007-04-01 Richard Henderson <rth@redhat.com>
22331 PR tree-optimization/31169
22332 * tree-vrp.c (extract_range_from_binary_expr) <RSHIFT_EXPR>: Drop
22333 to varying if the range is outside [0, prec-1].
22335 2007-04-01 Richard Sandiford <richard@codesourcery.com>
22338 * config/mips/mips.md (load_const_gp): New insn.
22339 * config/mips/mips.c (mips_split_symbol): Avoid using or creating
22340 the MIPS16 GP pseudo register if no_new_pseudos.
22341 (mips16_gp_pseudo_reg): Use gen_load_const_gp.
22343 2007-03-31 Andrew Pinski <andrew_pinski@playstation.sony.com>
22346 * config/rs6000/rs6000.md (call): Convert to LR hard reg for
22348 (call_value): Likewise.
22350 2007-03-31 Wolfgang Bangerth <bangerth@dealii.org>
22351 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
22354 * doc/invoke.texi: (optimization options): Reword description
22355 of -ffast-math. Document its primary purpose.
22357 2007-03-31 Richard Guenther <rguenther@suse.de>
22359 * omp-low.c (splay-tree.h): Include.
22360 (lookup_decl): Replace splay-tree usage by pointer-map.
22361 (maybe_lookup_decl): Likewise.
22362 (new_omp_context): Likewise.
22363 (delete_omp_context): Likewise.
22364 * gimplify.c (splay-tree.h): Include.
22365 * tree-inline.c (insert_decl_map): Replace splay-tree usage by
22367 (remap_ssa_name): Likewise.
22368 (remap_decl): Likewise.
22369 (remap_type_1): Likewise.
22370 (remap_type): Likewise.
22371 (copy_body_r): Likewise.
22372 (expand_call_inline): Likewise.
22373 (clone_body): Likewise.
22374 (copy_tree_r): Likewise.
22375 (remap_save_expr): Likewise.
22376 (unsave_r): Likewise.
22377 (unsave_expr_now): Likewise.
22378 (tree_function_versioning): Likewise.
22379 (build_duplicate_type): Likewise.
22380 * tree-inline.h (pointer-set.h): Include instead of splay-tree.h.
22381 (struct copy_body_data): Replace splay-tree by pointer-map.
22382 * Makefile.in (TREE_INLINE_H): Depend on pointer-map.h,
22383 not $(SPLAY_TREE_H).
22384 (gimplify.o): Depend on $(SPLAY_TREE_H).
22385 (omp-low.p): Likewise.
22387 2007-03-31 Anatoly Sokolov <aesok@post.ru>
22389 * config/avr/predicates.md (even_register_operand,
22390 odd_register_operand): New predicates.
22391 * config/avr/avr.md (movw peephole2): New.
22392 (movw_r peephole2): New.
22394 2007-03-30 Rafael Avila de Espindola <espindola@google.com>
22396 * tree.h (get_signed_or_unsigned_type): New.
22397 * fold-const.c (operand_equal_for_comparison_p): Use
22398 get_signed_or_unsigned_type instead of
22399 lang_hooks.types.signed_or_unsigned_type.
22400 * expr.c (store_expr): Ditto.
22401 * langhooks.c (get_signed_or_unsigned_type): New.
22402 (lhd_signed_or_unsigned_type): New.
22403 * langhooks.h (lhd_signed_or_unsigned_type): New.
22404 * langhooks-def.h (LANG_HOOKS_SIGNED_OR_UNSIGNED_TYPE): Define.
22406 2007-03-30 Richard Henderson <rth@redhat.com>
22408 * tree-ssa-loop-ivopts.c: Include target.h.
22409 (produce_memory_decl_rtl): Pass the rtx through encode_section_info.
22410 (get_address_cost): Force SYMBOL_FLAG_LOCAL set.
22411 (force_expr_to_var_cost): Use produce_memory_decl_rtl.
22412 * Makefile.in (tree-ssa-loop-ivopts.o): Depend on TARGET_H.
22414 2007-03-30 Richard Henderson <rth@redhat.com>
22415 Kai Tietz <kai.tietz@onevision.com>
22417 * config/i386/cygming.h (DWARF2_DEBUGGING_INFO): Enable by
22418 default for 64-bit.
22419 (PREFERRED_DEBUGGING_TYPE): Prefer dwarf2 for 64-bit.
22420 (TARGET_64BIT_MS_ABI): New.
22421 (DBX_REGISTER_NUMBER): Handle 64-bit.
22422 (SIZE_TYPE, PTRDIFF_TYPE): Use long long for 64-bit.
22423 (LONG_TYPE_SIZE): Force to 32.
22424 (REG_PARM_STACK_SPACE): New.
22425 (OUTGOING_REG_PARM_STACK_SPACE): New.
22426 (REGPARM_MAX, SSE_REGPARM_MAX): New.
22427 (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22428 (STACK_BOUNDARY): Use 128 for 64-bit.
22429 * config/i386/cygwin.asm: Use push/ret to preserve call stack.
22430 Add 64-bit implementation.
22431 * config/i386/gthr-win32.c (__gthr_win32_key_create): Mark dtor
22433 * config/i386/i386.c (x86_64_ms_abi_int_parameter_registers): New.
22434 (override_options): Set ix86_cmodel for TARGET_64BIT_MS_ABI.
22435 Warn for -mregparm, -mrtd in 64-bit mode; force ix86_regparm
22436 for 64-bit; use TARGET_SUBTARGET64_DEFAULT.
22437 (ix86_handle_cconv_attribute): Don't warn when ignoring if
22438 TARGET_64BIT_MS_ABI.
22439 (ix86_function_arg_regno_p): Handle TARGET_64BIT_MS_ABI.
22440 (ix86_pass_by_reference): Likewise.
22441 (ix86_function_value_regno_p): Likewise.
22442 (ix86_build_builtin_va_list): Likewise.
22443 (ix86_va_start, ix86_gimplify_va_arg): Likewise.
22444 (function_arg_advance_ms_64): New.
22445 (function_arg_advance): Call it.
22446 (function_arg_ms_64): New.
22447 (function_arg): Call it.
22448 (function_value_ms_64): New.
22449 (ix86_function_value_1): Call it.
22450 (return_in_memory_ms_64): New.
22451 (ix86_return_in_memory): Call it.
22452 (setup_incoming_varargs_ms_64): New.
22453 (ix86_setup_incoming_varargs): Call it.
22454 (ix86_expand_prologue): Handle 64-bit stack probing.
22455 (legitimize_pic_address): Handle TARGET_64BIT_MS_ABI.
22456 (output_pic_addr_const): Likewise.
22457 (x86_this_parameter): Likewise.
22458 (x86_output_mi_thunk): Likewise.
22459 (x86_function_profiler): Likewise.
22460 (TARGET_STRICT_ARGUMENT_NAMING): New.
22461 * config/i386/i386.h (TARGET_SUBTARGET64_DEFAULT): New.
22462 (TARGET_64BIT_MS_ABI): New.
22463 (CONDITIONAL_REGISTER_USAGE): Handle TARGET_64BIT_MS_ABI.
22464 * config/i386/i386.md (allocate_stack_worker): Remove.
22465 (allocate_stack_worker_32): Rename from allocate_stack_worker_1;
22466 describe the clobber of eax without a match_scratch.
22467 (allocate_stack_worker_postreload): Remove.
22468 (allocate_stack_worker_64): Rename from allocate_stack_worker_rex64;
22469 describe the clobbers of rax, r10, r11 properly; use __chkstk symbol.
22470 (allocate_stack_worker_rex64_postreload): Remove.
22471 (allocate_stack): Handle 64-bit.
22472 * config/i386/i386elf (TARGET_SUBTARGET_DEFAULT): Remove.
22473 * config/i386/mingw32.h (TARGET_VERSION): Set correctly for 64-bit.
22474 (EXTRA_OS_CPP_BUILTINS): Handle 64-bit.
22475 (STANDARD_INCLUDE_DIR): Handle TARGET_64BIT_DEFAULT.
22476 (STANDARD_STARTFILE_PREFIX_1): Likewise.
22477 * config/i386/unix.h (TARGET_SUBTARGET64_DEFAULT): New.
22478 * config.build (x86_64-*-mingw*): New host.
22479 * config.host (x86_64-*-mingw*): New host.
22480 * config.gcc (x86_64-*-mingw*): New target.
22481 * gthr-win32.h (__gthread_key_create): Mark dtor unused.
22483 2007-03-30 Richard Henderson <rth@redhat.com>
22484 Kai Tietz <kai.tietz@onevision.com>
22486 * c-pragma.c (struct def_pragma_macro_value): New.
22487 (struct def_pragma_macro): New.
22488 (pushed_macro_table): New.
22489 (dpm_hash, dpm_eq): New.
22490 (handle_pragma_push_macro, handle_pragma_pop_macro): New.
22491 (init_pragma): Install them.
22492 * doc/tm.texi (HANDLE_PRAGMA_PUSH_POP_MACRO): New.
22494 2007-03-30 Anatoly Sokolov <aesok@post.ru>
22496 * config/avr/avr.c (avr_override_options): Clear
22497 'flag_delete_null_pointer_checks'.
22499 2007-03-30 Paolo Carlini <pcarlini@suse.de>
22502 * c-common.h (enum rid): Add RID_HAS_NOTHROW_ASSIGN,
22503 RID_HAS_NOTHROW_CONSTRUCTOR, RID_HAS_NOTHROW_COPY,
22504 RID_HAS_TRIVIAL_ASSIGN, RID_HAS_TRIVIAL_CONSTRUCTOR,
22505 RID_HAS_TRIVIAL_COPY, RID_HAS_TRIVIAL_DESTRUCTOR,
22506 RID_HAS_VIRTUAL_DESTRUCTOR, RID_IS_ABSTRACT, RID_IS_BASE_OF,
22507 RID_IS_CONVERTIBLE_TO, RID_IS_CLASS, RID_IS_EMPTY, RID_IS_ENUM,
22508 RID_IS_POD, RID_IS_POLYMORPHIC, RID_IS_UNION, as
22510 * doc/extend.texi (Extensions to the C++ Language): Add Type Traits.
22512 2007-03-30 Steven Bosscher <steven@gcc.gnu.org>
22514 * regmove.c: Move all of pass_stack_adjustments from here...
22515 * combine-stack-adj.c: ...to this new file.
22516 * Makefile.in: Add rules for combine-stack-adj.o.
22518 2007-03-30 Zdenek Dvorak <dvorakz@suse.cz>
22520 PR tree-optimization/31383
22521 * tree-data-ref.c (affine_function_equal_p): Do not require the
22522 vectors to have the same length.
22524 2007-03-30 Jan Hubicka <jh@suse.cz>
22526 PR middle-end/30700
22527 * dwarf2out.c (reference_to_unused): Ask cgraph for functions
22528 availablility; add more sanity checking; ask varpool only about
22531 2007-03-29 Richard Henderson <rth@redhat.com>
22533 * unwind-generic.h (_sleb128_t, _uleb128_t): Don't use HAVE_LONG_LONG
22534 to decide, but __SIZEOF_LONG_LONG__.
22536 2007-03-29 Richard Henderson <rth@redhat.com>
22538 * emutls.c (struct __emutls_array): New.
22539 (emutls_destroy): Use it instead of casting element 0 from void*.
22540 (__emutls_get_address): Likewise.
22542 2007-03-29 Richard Henderson <rth@redhat.com>
22544 * varasm.c (initializer_constant_valid_p): Don't deny
22545 DECL_DLLIMPORT_P on functions.
22547 * config/i386/cygming.h: Remove function declarations.
22548 (SUBTARGET_ENCODE_SECTION_INFO): Don't undef first.
22549 (ASM_OUTPUT_LABELREF): Remove.
22550 (COMMON_ASM_OP): Remove.
22551 (ASM_OUTPUT_COMMON): Remove.
22552 (ASM_OUTPUT_ALIGNED_DECL_COMMON): New.
22553 (ASM_DECLARE_OBJECT_NAME): Use i386_pe_maybe_record_exported_symbol.
22554 (ASM_DECLARE_FUNCTION_NAME): Likewise.
22555 * config/i386/i386-interix.h (SUBTARGET_ENCODE_SECTION_INFO):
22556 Rename from TARGET_ENCODE_SECTION_INFO.
22557 * config/i386/netware.h: Likewise.
22558 * config/i386/i386-protos.h: Update.
22559 * config/i386/i386.c (ix86_function_ok_for_sibcall): Turn ifdef
22560 of TARGET_DLLIMPORT_DECL_ATTRIBUTES into straight if.
22561 (legitimate_constant_p): Reject dllimports.
22562 (dllimport_map, get_dllimport_decl): New.
22563 (legitimize_dllimport_symbol): New.
22564 (legitimize_address, ix86_expand_move): Use it.
22565 (TARGET_BINDS_LOCAL_P): Redefine for TARGET_DLLIMPORT_DECL_ATTRIBUTES.
22566 * config/i386/i386.h (DLL_IMPORT_EXPORT_PREFIX): Remove.
22567 (SYMBOL_FLAG_DLLIMPORT, SYMBOL_REF_DLLIMPORT_P): New.
22568 (SYMBOL_FLAG_DLLEXPORT, SYMBOL_REF_DLLEXPORT_P): New.
22569 * config/i386/predicates.md (constant_call_address_operand): Only
22570 accept symbols; reject dllimport_p symbols.
22571 * config/i386/uwin.h (ASM_DECLARE_FUNCTION_NAME): Use
22572 i386_pe_maybe_record_exported_symbol.
22573 * config/i386/winnt.c (DLL_IMPORT_PREFIX, DLL_EXPORT_PREFIX): Remove.
22574 (i386_pe_determine_dllexport_p): Rename from i386_pe_dllexport_p.
22575 (i386_pe_determine_dllimport_p): Rename from i386_pe_dllimport_p;
22576 trust the setting of DECL_DLLIMPORT_P.
22577 (i386_pe_dllexport_name_p, i386_pe_dllimport_name_p): Remove.
22578 (i386_pe_mark_dllexport, i386_pe_mark_dllimport): Remove.
22579 (gen_stdcall_or_fastcall_suffix): Return NULL if no change required;
22580 tidy the argument scanning loop.
22581 (i386_pe_encode_section_info): Set SYMBOL_FLAG_DLLIMPORT and
22582 SYMBOL_FLAG_DLLEXPORT in SYMBOL_REF_FLAGS.
22583 (i386_pe_strip_name_encoding): Remove.
22584 (i386_pe_binds_local_p): New.
22585 (i386_pe_strip_name_encoding_full): Use default_strip_name_encoding.
22586 (i386_pe_output_labelref): Remove.
22587 (i386_pe_asm_output_aligned_decl_common): New.
22588 (i386_pe_maybe_record_exported_symbol): Rename from
22589 i386_pe_record_exported_symbol; check for dllexported symbols.
22591 2007-03-29 Zack Weinberg <zack@mrtock.ucsd.edu>
22593 * gengtype.c (oprintf): Mostly revert changes from 2007-03-26;
22594 add comment explaining why vsnprintf cannot be used.
22596 2007-03-29 Douglas Gregor <doug.gregor@gmail.com>
22598 PR tree-optimization/30666
22599 * tree.c (build_complex_type): When creating type names for DWARF2
22600 debug info, create TYPE_DECLs for TYPE_NAME instead of
22602 (build_common_tree_nodes_2): Use build_complex_type when building
22603 predefined complex types, to preserve canonical types.
22605 2007-03-29 Steven Bosscher <steven@gcc.gnu.org>
22607 * ifcvt.c (struct noce_if_info): Add then_else_reversed field.
22608 (noce_get_alt_condition): Look at it to determine whether to
22609 reverse the condition or not.
22610 (noce_get_condition): Substitute the truth for lies.
22611 (noce_find_if_block): Set the then_else_reversed field.
22613 2007-03-29 Lars Poeschel <larsi@wh2.tu-dresden.de>
22615 * config/fr30/fr30.md (movdi): Do not accept immediates as the
22616 destination of this insn.
22617 * config/fr30/fr30.c (fr30_move_double): Use emit_move_insn rather
22618 than calling gen_rtx_SET directly. Use r0 to hold the value of
22619 'address + 4' rather than a stack based temporary which can be
22620 mis-optimized away.
22622 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22624 * config/s390/s390.c (s390_secondary_input_reload_class,
22625 s390_secondary_output_reload_class): Functions removed.
22626 (s390_secondary_reload): New function.
22627 (TARGET_SECONDARY_RELOAD): Target macro defined.
22628 * config/s390/s390.h (SECONDARY_INPUT_RELOAD_CLASS,
22629 SECONDARY_OUTPUT_RELOAD_CLASS): Macro definitions removed.
22630 * config/s390/s390.md ("reload_outti", "reload_outdi",
22631 "reload_indi", "reload_insi", "reload_out<mode>", "reload_in<mode>",
22632 "reload_out<mode>"): Expanders removed.
22633 ("reload<mode>_plus", "reload<mode>_nonoffmem_in",
22634 "reload<mode>_nonoffmem_out"): Expanders added.
22636 2007-03-29 Andreas Krebbel <krebbel1@de.ibm.com>
22638 * regmove.c (optimize_reg_copy_1): Don't perform DEST->SRC repair
22639 action if SRC->DEST replacement failed anyway.
22641 2007-03-28 Mike Stump <mrs@apple.com>
22643 * config/darwin9.h (ASM_OUTPUT_ALIGNED_COMMON): Add.
22644 * config/darwin.h (MAX_OFILE_ALIGNMENT): Fix.
22645 * config/rs6000/darwin.h (ASM_OUTPUT_ALIGNED_COMMON): Removed #undef.
22647 2007-03-28 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
22649 * config.gcc: Accept barcelona as a variant of amdfam10.
22650 * config/i386/i386.c (override_options): Likewise.
22651 * doc/invoke.texi: Likewise.
22653 2007-03-28 Eric Botcazou <ebotcazou@adacore.com>
22655 * tree-dfa.c (get_ref_base_and_extent): Do not expect positive
22656 offsets for BIT_FIELD_REF and COMPONENT_REF.
22658 2007-03-28 Richard Guenther <rguenther@suse.de>
22660 * tree.c (is_global_var): Move ...
22661 * tree-flow-inline.h (is_global_var): ... here.
22662 * tree.h (is_global_var): Remove declaration.
22664 2007-03-28 Uros Bizjak <ubizjak@gmail.com>
22666 * config/i386/i386.h (X86_TUNE_PROMOTE_HIMODE_IMUL): New tuning
22668 (TARGET_TUNE_PROMOTE_HIMODE_IMUL): New define. Use new tuning option.
22669 * config/i386/i386.c (ix86_tune_features): Initialize new
22671 * config/i386/predicates.md (promotable_binary_operator): Use
22672 TARGET_TUNE_PROMOTE_HIMODE_IMUL.
22674 2007-03-28 Grigory Zagorodnev <grigory_zagorodnev@linux.intel.com>
22677 * config/i386/sse.md (uminv16qi3): Use UMIN instead of UMAX.
22679 2007-03-28 Lars Poeschel <larsi@wh2.tu-dresden.de>
22681 * config/fr30/fr30.md (movsi_internal): Change destination
22682 constraint from m to V and add m to the end.
22684 2007-03-28 Christian Bruel <christian.bruel@st.com>
22686 * config/sh/sh.md (movsi_i): Fix type attribute.
22688 2007-03-28 Christian Bruel <christian.bruel@st.com>
22690 * config/sh/sh.md (movsi_ie): Fix memory constraints attribute length.
22691 (movsf_ie): Likewise.
22693 2007-03-28 Christian Bruel <christian.bruel@st.com>
22695 * config.gcc: Add sh4-300 to multilib.
22696 * config/sh/t-mlib-sh4-300: New file.
22698 2007-03-28 Andreas Krebbel <krebbel1@de.ibm.com>
22700 * config/s390/s390.md ("fix_trunc<mode>di2"): New expander.
22701 ("fix_trunc<DFP:mode>di2_dfp"): New insn definition renamed from
22702 fix_trunc<mode>di2.
22703 ("fixuns_truncdddi2", "fixuns_trunctddi2"): Use
22704 fix_trunc<DFP:mode>di2_dfp instead of fix_trunc<mode>di2.
22705 ("fix_truncdfsi2", "fix_truncsfsi2", "fixuns_truncdddi2",
22706 "fixuns_trunctddi2"): Whitespace fix.
22708 2007-03-28 Kaz Kojima <kkojima@gcc.gnu.org>
22710 * config/sh/sh.h (CALL_COOKIE_RET_TRAMP_SHIFT): Move after
22711 the definition of struct sh_args.
22712 (CALL_COOKIE_RET_TRAMP, CALL_COOKIE_STACKSEQ_SHIFT,
22713 CALL_COOKIE_INT_REG_GET): Likewise.
22715 2007-03-28 Steven Bosscher <steven@gcc.gnu.org>
22717 * ifcvt.c (cond_exec_find_if_block): Return FALSE if no
22718 transformations are applied successfully.
22720 2007-03-27 Douglas Gregor <doug.gregor@gmail.com>
22722 * tree.c (tree_contains_struct): Permit 512 tree codes.
22723 * tree.h (tree_contains_struct): Ditto.
22724 (MAX_TREE_CODES): Ditto.
22725 (struct tree_base): Make CODE 16 bits, instead of 8 bits. Add
22726 SPARE member to store remaining padding bits.
22728 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22730 * config/avr/avr.c (avr_mcu_types): Move at90usb82 device to 'avr4'
22733 2007-03-27 Janis Johnson <janis187@us.ibm.com>
22735 * configure.ac: Fix assembler test for powerpc*-linux decimal float.
22736 * configure: Regenerate.
22738 * configure: Regenerate using the correct version of autoconf.
22740 2007-03-27 Anatoly Sokolov <aesok@post.ru>
22742 * config/avr/avr.c (avr_hard_regno_mode_ok): Disallow QImode in stack
22744 * config/avr/avr.h (REGISTER_NAMES): Rename "__SPL__" and "__SPH__"
22745 regs to "__SP_L__" and "__SP_H__".
22747 2007-03-27 Richard Guenther <rguenther@suse.de>
22749 * tree-dfa.c (get_ref_base_and_extent): Replace bit_offset and
22750 computations with it with a HOST_WIDE_INT variable.
22752 2007-03-26 Mike Stump <mrs@apple.com>
22754 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Add
22755 objective-c-header, objective-c++-header and objc++-cpp-output
22757 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
22759 2007-03-26 Richard Henderson <rth@redhat.com>
22762 * config/i386/i386.c (IX86_BUILTIN_PSLLDQ128, IX86_BUILTIN_PSLLW128,
22763 IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128, IX86_BUILTIN_PSRAW128,
22764 IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128, IX86_BUILTIN_PSRLD128,
22765 IX86_BUILTIN_PSRLQ128): New.
22766 (ix86_init_mmx_sse_builtins): Add them.
22767 (ix86_expand_builtin): Expand them.
22768 * config/i386/sse.md (ashr<mode>3, lshr<mode>3, ashl<mode>3): Make
22769 operand 2 be TImode.
22770 * config/i386/emmintrin.h (_mm_slli_epi64, _mm_srai_epi16,
22771 _mm_srai_epi32, _mm_srli_epi16, _mm_srli_epi32,
22772 _mm_srli_epi64): Mark __B const.
22773 (_mm_srli_si128, _mm_srli_si128): Fix disabled inline versions.
22774 (_mm_sll_epi16, _mm_sll_epi32, _mm_sll_epi64, _mm_sra_epi16,
22775 _mm_sra_epi32, _mm_srl_epi16, _mm_srl_epi32, _mm_srl_epi64): Use
22776 new two-vector shift builtins.
22778 2007-03-26 Ian Lance Taylor <iant@google.com>
22780 PR tree-optimization/31345
22781 * tree-vrp.c (extract_range_from_binary_expr): Turn ranges like
22782 [+INF, +INF(OVF)] into VARYING.
22784 2007-03-26 Zack Weinberg <zackw@panix.com>
22786 * gengtype-parse.c: New file.
22787 * gengtype-yacc.y: Delete.
22788 * gengtype-lex.l: Don't include gengtype-yacc.h.
22789 Define YY_DECL and yyterminate appropriately for recursive
22790 descent parser. yylval is now a string out-parameter to yylex.
22791 (HWS, EOID): New shorthand.
22792 (IWORD): Add a couple more types.
22793 (yylex): Add a setup stanza. Remove the complex rules for
22794 detecting GTY'ed types and typedefs; replace with simple
22795 keyword detectors. Adjust everything for the changed
22796 definition of yylval. Ignore all pp-directives, not just #define.
22798 (parse_file): Rename yybegin; do not call yyparse.
22800 * gengtype.c (xasprintf): Export again.
22801 (this_file): New. Use everywhere __FILE__ was being used.
22802 (get_lang_bitmap): Special case types defined in gengtype.c.
22803 (do_typedef, new_structure): Suppress definition of certain types.
22804 (new_structure): Improve diagnostics of duplicate definitions.
22805 Make sure location_s is associated with input.h.
22806 (nreverse_pairs, define_location_structures): New functions.
22807 (main): Improve tagging of kludge types. Remove old kludges
22808 for input.h types; use define_location_structures.
22809 * gengtype.h: Update prototypes. Define token codes here.
22810 * Makefile.in: Remove all references to gengtype-yacc.
22811 Add rules for gengtype-parse.o. Adjust rules for gengtype-lex.o
22813 * bitmap.h (struct bitmap_head_def): Coalesce definitions,
22814 add GTY((skip)) to the field that's only conditionally there.
22815 * doc/install.texi: Document that Bison is no longer required
22816 unless building treelang.
22818 * gengtype.c: Don't include gtyp-gen.h.
22819 (srcdir): Declare here.
22820 (base_files, lang_dir_names): Allocate dynamically.
22821 (gt_files, num_gt_files, num_lang_dirs): New globals.
22822 (measure_input_list, read_input_line, read_input_list)
22823 (set_lang_bitmap): New functions.
22824 (get_base_file_bitmap): Rename get_lang_bitmap and drastically
22825 simplify, relying on read_input_list to set up the bitmaps.
22826 (main): Arguments are no longer unused. Check for correct number
22827 of command line arguments, set srcdir and srcdir_len, then call
22828 read_input_list, before doing anything else. No need to worry
22829 about duplicates in main loop.
22830 * configure.ac: Simplify the calculation of all_gtfiles.
22831 Put language tags in there. Don't set or substitute
22832 all_gtfiles_files_langs or all_gtfiles_files_frags.
22833 * Makefile.in: Revamp the way gengtype is invoked, now that it
22834 takes a file on its command line with a much simpler format.
22835 Remove or replace with gtyp-input.list all references to gtyp-gen.h.
22836 (GTFILES): Remove duplicates and C source files.
22837 * c-config-lang.in, cp/config-lang.in, objc/config-lang.in
22838 * objcp/config-lang.in: Add c-pragma.h to gtfiles.
22839 * configure: Regenerate.
22841 * gengtype.h: Remove all type definitions to gengtype.c; leave
22842 only definitions of options_p, type_p, and pair_p as opaque
22843 pointers. Update prototypes.
22844 * gengtype.c: Many type definitions moved here from gengtype.h.
22845 Consolidate type definitions at the top of the file.
22846 (xvasprintf): Delete.
22847 (xasprintf): Make static.
22848 (create_nested_pointer_option): Add 'next' parameter.
22849 (create_field_all, create_field_at): New functions.
22850 (create_field): Now a thin wrapper around create_field_all.
22851 (create_optional_field): Rename create_optional_field_ and add
22852 line argument. Original name is now a macro which supplies
22854 (oprintf): Use vsnprintf directly.
22855 (close_output_files): Use fatal rather than perror/exit.
22856 (note_def_vec, note_def_vec_alloc): Use create_field_at.
22857 (main): Set progname. Don't use exit.
22858 * gengtype-yacc.y (struct_fields): Use create_field_at.
22859 (option, optionseqopt): Delete.
22860 (optionseq): Consolidate productions from option here so we
22861 can use the first argument to create_option.
22863 * gengtype-lex.l: Distinguish unions from structures in the
22864 token type. Don't call find_structure; return the tag as a string.
22865 * gengtype-yacc.y: Add new token types ENT_TYPEDEF_UNION and
22866 ENT_UNION. Type of these, ENT_TYPEDEF_STRUCT, and ENT_STRUCT is
22867 string. Reorganize typedef_struct production accordingly.
22868 Use create_nested_ptr_option.
22869 * gengtype.c (create_nested_ptr_option): New function.
22870 * gengtype.h: Declare it.
22872 * gengtype.h (struct type): Replace 'sc' with boolean, scalar_is_char.
22873 (string_type): Don't declare.
22874 (do_scalar_typedef): Declare.
22875 (create_scalar_type): Update prototype.
22876 * gengtype.c (string_type): Make static.
22877 (scalar_nonchar, scalar_char): New.
22878 (do_scalar_typedef): Export. Always use scalar_nonchar for the type.
22879 (resolve_typedef): Use scalar_nonchar for error recovery.
22880 (create_scalar_type): Remove name_len field. Return scalar_char
22881 or scalar_nonchar as appropriate.
22882 (adjust_field_type): Look at scalar_is_char boolean to decide whether
22883 to use string_type.
22884 (throughout): Use scalar_nonchar instead of calling
22885 create_scalar_type, whenever possible.
22886 (main): Initialize scalar_char and scalar_nonchar before calling
22888 * gengtype-lex.l: Adjust for removal of second argument to
22889 create_scalar_type. Use yylval.s instead of yylval.t when
22891 * gengtype-yacc.y: Type of SCALAR is string. Call
22892 create_scalar_type from type:SCALAR rule. Adjust for removal of
22893 second argument to create_scalar_type.
22895 * vec.h: Remove all #if IN_GENGTYPE blocks.
22896 Add comment saying that changes may require adjustments to gengtype.
22897 * gengtype.c: Don't include coretypes.h or tm.h.
22898 Add comment to inclusion of errors.h.
22899 (note_def_vec, note_def_vec_alloc): New functions.
22900 * gengtype.h: Declare new functions.
22901 * gengtype-lex.l: Don't include coretypes.h.
22902 (YY_INPUT, macro_input, push_macro_expansion, mangle_macro_name):
22904 (update_lineno): Remove unnecessary prototype.
22905 (DEF_VEC_* rules): Simplify using note_def_vec / note_def_vec_alloc.
22906 (VEC rule): Just return VEC_TOKEN.
22907 * gengtype-yacc.y (VEC_TOKEN): New token type.
22908 (type): Add a production for VEC(a,b).
22909 * Makefile.in: Update dependencies.
22911 * gengtype-lex.l: Remove rules for parsing pointer-to-function
22912 typedefs that use the old PARAMS macro.
22914 * gengtype-lex.l: Remove all rules and states relating to yacc
22916 * gengtype-yacc.y: Similarly.
22917 * gengtype.c (note_yacc_type): Delete function.
22918 * gengtype.h: Update prototypes.
22920 2007-03-26 Joseph Myers <joseph@codesourcery.com>
22922 * tree-pretty-print.c (dump_generic_node): Report precision of
22923 unnamed integer types.
22925 2007-03-26 Steven Bosscher <steven@gcc.gnu.org>
22927 * ifcvt.c (noce_try_store_flag_constants): Don't check
22928 no_new_pseudos here.
22929 (noce_try_store_flag_constants): Don't check no_new_pseudos.
22930 (noce_try_addcc, noce_try_store_flag_mask, noce_try_cmove_arith,
22931 noce_try_cmove_arith, noce_try_minmax, noce_try_abs,
22932 noce_try_sign_mask): Likewise.
22933 (if_convert): Check no_new_pseudos here.
22935 (cond_exec_process_if_block, noce_process_if_block, find_if_block):
22937 (struct noce_if_info): Add then_bb, else_bb, join_bb members.
22938 (noce_get_condition): Handle new then_else_reversed argument.
22939 (noce_init_if_info): Remove, fold into noce_find_if_block.
22940 (noce_process_if_block): Take a struct noce_if_info as the
22941 argument. Don't set up one based on ce_if_info. Update pointer
22942 references accordingly.
22943 (cond_move_process_if_block): Likewise.
22944 (process_if_block): Removed.
22945 (find_if_block): Removed. Move functionality two new functions,
22946 noce_find_if_block and cond_exec_find_if_block.
22947 (noce_find_if_block): New function. Be aware of IF-THEN-JOIN
22948 blocks and the symmetric IF-ELSE-JOIN case.
22949 (cond_exec_find_if_block): Also new function mostly based on old
22950 find_if_block and process_if_block.
22951 (find_if_header): Replace find_if_block call with separately
22952 guarded calls to noce_find_if_block and cond_exec_find_if_block.
22953 (find_cond_trap): Update noce_get_condition call.
22954 (dead_or_predicable): Likewise.
22956 2007-03-26 Jakub Jelinek <jakub@redhat.com>
22958 * config/i386/i386.c (IX86_BUILTIN_CMPNEPD, IX86_BUILTIN_CMPNESD):
22960 (IX86_BUILTIN_PSLLW128, IX86_BUILTIN_PSLLD128, IX86_BUILTIN_PSLLQ128,
22961 IX86_BUILTIN_PSRAW128, IX86_BUILTIN_PSRAD128, IX86_BUILTIN_PSRLW128,
22962 IX86_BUILTIN_PSRLD128, IX86_BUILTIN_PSRLQ128): Remove.
22963 (ix86_init_mmx_sse_builtins): Remove v8hi_ftype_v8hi_v2di and
22964 v4si_ftype_v4si_v2di. Remove __builtin_ia32_psllw128,
22965 __builtin_ia32_pslld128, __builtin_ia32_psllq128,
22966 __builtin_ia32_psrlw128, __builtin_ia32_psrld128,
22967 __builtin_ia32_psrlq128, __builtin_ia32_psraw128 and
22968 __builtin_ia32_psrad128 builtins.
22970 2007-03-26 Uros Bizjak <ubizjak@gmail.com>
22972 * reg-stack.c (replace_reg): Use IN_RANGE macro in gcc_assert().
22973 * config/i386/constraints.md
22974 (define_constraint "I"): Use IN_RANGE macro.
22975 (define_constraint "J"): Ditto.
22976 (define_constraint "K"): Ditto.
22977 (define_constraint "M"): Ditto.
22978 (define_constraint "N"): Ditto.
22979 (define_constraint "O"): Ditto.
22980 * config/i386/predicates.md
22981 (define_predicate "register_no_elim_operand"): Use IN_RANGE macro.
22982 (define_predicate "const_0_to_3_operand"): Ditto.
22983 (define_predicate "const_0_to_7_operand"): Ditto.
22984 (define_predicate "const_0_to_15_operand"): Ditto.
22985 (define_predicate "const_0_to_63_operand"): Ditto.
22986 (define_predicate "const_0_to_255_operand"): Ditto.
22987 (define_predicate "const_1_to_31_operand"): Ditto.
22988 (define_predicate "const_2_to_3_operand"): Ditto.
22989 (define_predicate "const_4_to_7_operand"): Ditto.
22991 2007-03-25 David Edelsohn <edelsohn@gnu.org>
22993 * config/rs6000/rs6000.c (rs6000_emit_prologue): Always clobber LR
22994 in SImode for save_world.
22995 * config/rs6000/altivec.md (save_world, restore_world): Convert to
22998 2007-03-25 Dorit Nuzman <dorit@il.ibm.com>
23000 PR tree-optimization/30784
23001 * fold-const.c (fold_ternary): Handle CONSTRUCTOR in case
23004 2007-03-25 Revital Eres <eres@il.ibm.com>
23006 * tree-if-conv.c (if_convertible_gimple_modify_stmt_p):
23007 Fold movement_possibility function into it.
23009 2007-03-25 David Edelsohn <edelsohn@gnu.org>
23011 * config/rs6000/darwin.md (load_macho_picbase): Ignore operand 0.
23012 (load_macho_picbase_{si,di}): Convert to LR hard reg.
23013 (call_indirect_nonlocal_darwin64): Same.
23014 (call_nonlocal_darwin64): Same.
23015 (call_value_indirect_nonlocal_darwin64): Same.
23016 (call_value_nonlocal_darwin64): Same.
23017 (sibcall_nonlocal_darwin64): Same.
23018 (sibcall_value_nonlocal_darwin64): Same.
23019 (sibcall_symbolic_64): Same.
23020 (sibcall_value_symbolic_64): Same.
23021 * config/rs6000/rs6000.c (rs6000_legitimize_tls_address): Remove
23023 (rs6000_emit_load_toc_table): Same.
23024 * config/rs6000/altivec.md (restore_world): Convert to LR hard reg.
23025 * config/rs6000/rs6000.md (mulh_call): Convert to LR hard reg.
23027 (divss_call): Same.
23028 (divus_call): Same.
23029 (quoss_call): Same.
23030 (quous_call): Same.
23031 (load_toc_v4_pic_si): Same
23032 (load_toc_v4_PIC_1): Same.
23033 (load_toc_v4_PIC_1b): Same.
23034 (call_indirect_aix{32,64}): Same.
23035 (call_value_indirect_aix{32,64}): Same.
23037 (call_value): Same.
23038 (call_local{32,64}): Same.
23039 (call_value_local{32,64}): Same.
23040 (call_indirect_nonlocal_aix{32,64}): Same.
23041 (call_nonlocal_aix{32,64}): Same.
23042 (call_value_indirect_nonlocal_aix{32,64}): Same.
23043 (call_value_nonlocal_aix{32,64}): Same.
23044 (call_indirect_nonlocal_sysv<mode>): Same.
23045 (call_nonlocal_sysv<mode>): Same.
23046 (call_value_indirect_nonlocal_sysv<mode>): Same.
23047 (call_value_nonlocal_sysv<mode>): Same.
23049 (sibcall_local{32,64}): Same.
23050 (sibcall_value_local{32,64}): Same.
23051 (sibcall_nonlocal_aix{32,64}): Same.
23052 (sibcall_value_nonlocal_aix{32,64}): Same.
23053 (sibcall_nonlocal_sysv<mode>): Same.
23054 (sibcall_value): Same.
23055 (sibcall_value_nonlocal_sysv<mode>): Same.
23057 2007-03-24 Paul Brook <paul@codesourcery.com>
23059 * config/arm/lib1funcs.asm (div0): Use ARM_FUNC_START and do_push.
23060 * config/arm/linux-eabi.h: Remove legacy syscall hack.
23062 2007-03-24 Richard Henderson <rth@redhat.com>
23064 * config/ia64/constraints.md: New file.
23065 * config/ia64/predicates.md: Replace CONST_OK_FOR_? with
23066 satisfies_constraint_?.
23067 * config/ia64/ia64.c (ia64_move_ok, ia64_legitimate_constant_p,
23068 ia64_reload_gp, spill_restore_mem, ia64_expand_prologue,
23069 ia64_expand_epilogue, ia64_split_return_addr_rtx, ia64_rtx_costs,
23070 ia64_output_mi_thunk): Likewise.
23071 (ia64_const_ok_for_letter_p): Remove.
23072 (ia64_const_double_ok_for_letter_p): Remove.
23073 (ia64_extra_constraint): Remove.
23074 * config/ia64/ia64.h (REG_CLASS_FROM_LETTER): Remove.
23075 (CONST_OK_FOR_I, CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L,
23076 CONST_OK_FOR_M, CONST_OK_FOR_N, CONST_OK_FOR_O, CONST_OK_FOR_P,
23077 CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_G,
23078 CONST_DOUBLE_OK_FOR_LETTER_P, EXTRA_CONSTRAINT,
23079 EXTRA_MEMORY_CONSTRAINT): Remove.
23080 * config/ia64/ia64.md: Include constriants.md. Replace
23081 CONST_OK_FOR_? with satisfies_constraint_?.
23083 2007-03-23 Michael Meissner <michael.meissner@amd.com>
23084 H.J. Lu <hongjiu.lu@intel.com>
23086 * config/dfp-bit.h (DPD_BID_NAME): New macro to give either the
23088 (name macros): Use DPD_BID_NAME to convert names properly.
23090 * optabs.c (DECIMAL_PREFIX): Prefix string to use for the current
23091 decimal floating point format.
23092 (init_floating_libfuncs): Change decimal functions so that they
23093 have a "bid_" prefix if the decimal system uses the BID format,
23094 and "dpd_" prefix if the decimal system uses the DPD format.
23095 (init_interclass_conv_libfuncs): Ditto.
23096 (init_intraclass_conv_libfuncs): Ditto.
23098 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23099 using the BID format.
23101 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23102 whether we are using the BID decimal format.
23103 * configure: Regenerate.
23105 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23106 the compiler has decimal floating point enabled. Define
23107 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23110 * config.in (ENABLE_DECIMAL_BID_FORMAT): New macro to say we are
23111 using the BID format.
23113 * configure.ac (ENABLE_DECIMAL_BID_FORMAT): Set to 1/0 to say
23114 whether we are using the BID decimal format.
23115 * configure: Regenerate.
23117 * c-cppbuiltin.c (c_cpp_builtins): Define __STDC_WANT_DEC_FP__ if
23118 the compiler has decimal floating point enabled. Define
23119 __DECIMAL_BID_FORMAT__ if BID decimal floating point is used
23122 * doc/install.texi (--enable-decimal-float): Document BID and DPD
23123 options, and that it is enabled for i386/x86_64 systems.
23125 * Makefile.in (enable_decimal_float): New.
23127 (DECNUMINC): Add -I$(DECNUMFMT).
23128 (DECNUM_H): Mov decimal32.h, decimal64.h and decimal128.h
23129 to $(DECNUMFMT) from $(DECNUM).
23131 * configure.ac: Support * --enable-decimal-float={no,yes,bid,dpd}.
23132 Substitute enable_decimal_float.
23133 * configure: Regenerated.
23136 * config/dfp-bit.c (__dec_byte_swap): Use uint32_t instead of
23139 * configure.ac: Enable decimal float for x86_64-*-linux*.
23140 * configure: Regenerated.
23143 * dfp.c (decimal_real_arithmetic): Use decimal128FlipSign and
23144 decimal128ClearSign to flip and clear the sign bit in decimal128.
23145 (decimal_real_maxval): Set decimal128SetSign to set the sign
23148 2007-03-23 Ian Lance Taylor <iant@google.com>
23150 * fold-const.c (fold_binary): Correct warning for X - c >= X.
23152 2007-03-23 Ian Lance Taylor <iant@google.com>
23154 * tree-dump.c (dump_files): Correct comment.
23156 2007-03-23 Ian Lance Taylor <iant@google.com>
23158 * tree-vrp.c (operand_less_p): Ignore fold overflow warnings.
23160 2007-03-23 Steven Bosscher <steven@gcc.gnu.org>
23162 * tracer.c (tracer): Don't take FLAGS argument. Assert we are
23163 in cfglayout mode. Don't go into and out of cfglayout mode.
23164 Link the blocks in the order of the constructed traces.
23165 (rest_of_handle_tracer): Adjust call to tracer.
23166 * loop-init.c (rtl_loop_init): Assert we are in cfglayout mode.
23167 Don't go into cfglayout mode.
23168 (rtl_loop_done): Don't go out of cfglayout mode.
23169 * cfglayout.c (relink_block_chain): New function, split out from...
23170 (fixup_reorder_chain): ...here. Remove redundant checking.
23171 (cfg_layout_finalize): Don't clear the header, footer, and aux
23172 fields here, move the code to do so to relink_block_chain. Likewise
23173 for free_original_copy_tables.
23174 * rtl.h (tracer): Update prototype.
23175 * bb-reorder.c (reorder_basic_blocks): Don't take FLAGS argument.
23176 Assert we are in cfglayout mode. Don't go into and out of cfglayout
23177 mode. Use relink_block_chain to serialize the CFG according to the
23178 new basic block order. Move targetm.cannot_modify_jumps_p check from
23180 (gate_handle_reorder_blocks): ...to here.
23181 (duplicate_computed_gotos): Move targetm.cannot_modify_jumps_p check
23183 (gate_duplicate_computed_gotos): ...to here.
23184 (rest_of_handle_reorder_blocks): Don't see if anything has changed,
23185 something always changes when going into and out of cfglayout mode.
23186 Perform an expensive cfg cleanup while going into cfglayout mode.
23187 Always update liveness information on HAVE_conditional_execution
23188 targets. Reserialize the basic blocks and go out of cfglayout mode.
23189 * reg-stack.c: Include cfglayout.h.
23190 (rest_of_handle_stack_regs): Go into and out of cfglayout mode around
23191 the call to reorder_basic_blocks.
23192 * basic-block.h (reorder_basic_blocks): Update prototype.
23193 (relink_block_chain): New prototype.
23194 * passes.c (pass_outof_cfg_layout_mode): Move after cse2.
23196 2007-03-23 Joseph Myers <joseph@codesourcery.com>
23198 * config/mips/mips.md (type, hazard, *movdi_32bit,
23199 *movdi_gp32_fp64, *movdi_64bit, *movsi_internal, movcc,
23200 *movhi_internal, *movqi_internal, *movsf_hardfloat,
23201 *movdf_hardfloat_64bit, *movdf_hardfloat_32bit, *movdf_softfloat,
23202 movv2sf_hardfloat_64bit, load_df_low, load_df_high, store_df_high,
23203 mthc1, mfhc1): Change xfer instruction type to mfc and mtc, as
23205 (movcc): Change first xfer to multi.
23206 * config/mips/24k.md, config/mips/4100.md, config/mips/4300.md,
23207 config/mips/5000.md, config/mips/5400.md, config/mips/5500.md,
23208 config/mips/5k.md, config/mips/7000.md, config/mips/9000.md,
23209 config/mips/generic.md: Change reservations using "xfer" to use
23211 * config/mips/sb1.md (ir_sb1_mtxfer): Use "mtc" instead of
23212 using match_operand.
23213 (ir_sb1_mfxfer): Use "mfc" instead of using match_operand.
23214 * config/mips/sr71k.md (ir_sr70_xfer_from): Use "mfc" instead of
23216 (ir_sr70_xfer_to): Use "mtc" instead of examining mode.
23218 2007-03-22 Richard Henderson <rth@redhat.com>
23220 * config/i386/i386.c: Remove unnecessary function declarations.
23221 Move targetm definition, and all related macros, to the end of
23222 the file. Resort some functions to put definitions before uses.
23223 (ix86_attribute_table): Make static. Move to end of file.
23224 (ix86_gimplify_va_arg): Make static.
23226 2007-03-22 Richard Henderson <rth@redhat.com>
23228 * config/i386/i386.c (ix86_function_regparm): Early exit for 64-bit;
23229 don't increase local_regparm with force_align_arg_pointer check.
23230 (ix86_function_sseregparm): Assert 32-bit.
23231 (type_has_variadic_args_p): New.
23232 (ix86_return_pops_args): Early exit for 64-bit. Reindent; use
23233 type_has_variadic_args_p.
23234 (ix86_function_arg_regno_p): Use == 0 instead of ! test for eax.
23235 (init_cumulative_args): Remove TARGET_DEBUG_ARG. Remove zero_cum;
23236 use memset instead. Do maybe_vaarg check first; skip attribute
23237 tests if true; skip attribute tests for 64-bit.
23238 (construct_container): Remove TARGET_DEBUG_ARG.
23239 (function_arg_advance_32, function_arg_advance_64): Split out ...
23240 (function_arg_advance): ... from here.
23241 (function_arg_32, function_arg_64): Split out ...
23242 (function_arg): ... from here.
23243 (ix86_pass_by_reference): Tidy.
23244 (ix86_function_value_regno_p): Rearrange w/ switch on regno.
23245 (function_value_32): New, from parts of ix86_function_value
23246 and ix86_value_regno.
23247 (function_value_64): New, from parts of ix86_function_value
23248 and ix86_libcall_value.
23249 (ix86_function_value_1): New.
23250 (ix86_function_value, ix86_libcall_value): Use it.
23251 (return_in_memory_32, return_in_memory_64): Split out ...
23252 (ix86_return_in_memory): ... from here.
23253 (ix86_struct_value_rtx): Skip for 64-bit.
23254 (ix86_libcall_value, ix86_value_regno): Remove.
23255 (setup_incoming_varargs_64): Split out ...
23256 (ix86_setup_incoming_varargs): ... from here.
23257 (ix86_va_start): Remove TARGET_DEBUG_ARG.
23258 (legitimate_address_p, legitimize_address): Remove TARGET_DEBUG_ADDR.
23259 * config/i386/i386-protos.h (ix86_function_value): Remove.
23260 * config/i386/i386.opt (TARGET_DEBUG_ADDR, TARGET_DEBUG_ARG): Remove.
23262 2007-03-22 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23265 * c-lex.c (interpret_float): On overflow, emit pedantic warning if
23266 infinities not supported, otherwise emit warning if -Woverflow. On
23267 underflow, emit warning if -Woverflow.
23268 * real.c (real_from_string): Return -1 if underflow, +1 if overflow
23270 * real.h (real_from_string): Update declaration
23272 2007-03-22 Kai Tietz <kai.tietz@onevision.com>
23273 Richard Henderson <rth@redhat.com>
23275 * defaults.h (OUTGOING_REG_PARM_STACK_SPACE): Provide default.
23276 * calls.c (compute_argument_block_size, expand_call,
23277 emit_library_call_value_1): Don't ifdef OUTGOING_REG_PARM_STACK_SPACE.
23278 * expr.c (block_move_libcall_safe_for_call_parm): Likewise.
23279 * function.c (STACK_DYNAMIC_OFFSET): Likewise.
23280 * doc/tm.texi (OUTGOING_REG_PARM_STACK_SPACE): Update.
23281 * config/alpha/unicosmk.h, config/bfin/bfin.h, config/iq2000/iq2000.h,
23282 config/mips/mips.h, config/mn10300/mn10300.h, config/mt/mt.h,
23283 config/pa/pa.h, config/rs6000/rs6000.h, config/score/score.h,
23284 config/spu/spu.h, config/v850/v850.h (OUTGOING_REG_PARM_STACK_SPACE):
23287 2007-03-22 Joseph Myers <joseph@codesourcery.com>
23289 * c-incpath.c (add_sysroot_to_chain): New.
23290 (merge_include_chains): Add sysroot argument. Call
23291 add_sysroot_to_chain if sysrooted.
23292 (register_include_chains): Update call to merge_include_chains.
23293 * doc/cppopts.texi: Document use of '=' in include directory
23296 2007-03-22 Uros Bizjak <ubizjak@gmail.com>
23298 * config/i386/i386.md (cmp<mode>): Rename from cmpsf and cmpdf.
23299 Macroize expander using SSEMODEF mode macro. Use SSE_FLOAT_MODE_P.
23300 (*cmpfp_<mode>): Rename from *cmpfp_sf and *cmpfp_df. Macroize
23301 insn pattern using X87MODEF12 mode macro.
23303 2007-03-21 Seongbae Park <seongbae.park@gmail.com>
23305 * regmove.c (regmove_optimize): Use reg_mentioned_p
23306 instead of reg_overlap_mentioned_p for DST.
23308 2007-03-21 Mike Stump <mrs@apple.com>
23310 * c.opt: Fixup for Objective-C/C++.
23312 2007-03-21 Steve Ellcey <sje@cup.hp.com>
23314 * explow.c (convert_memory_address): Fold memory reference when
23315 POINTERS_EXTEND_UNSIGNED < 0
23317 2007-03-21 Richard Henderson <rth@redhat.com>
23320 * config/i386/emmintrin.h (__m128i, __m128d): Mark may_alias.
23321 * config/i386/mmintrin.h (__m64): Likewise.
23322 * config/i386/xmmintrin.h (__m128): Likewise.
23324 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23326 * config/vxworks.h (VXWORKS_ADDITIONAL_CPP_SPEC): Remove -D options.
23327 (VXWORKS_OS_CPP_BUILTINS): Define.
23328 * config/i386/vxworks.h (VXWORKS_CPU_DEFINE): Fold into...
23329 (TARGET_OS_CPP_BUILTINS): ...here. Use VXWORKS_OS_CPP_BUILTINS.
23331 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23333 * rtl.h (constant_pool_reference_p): Delete.
23334 (find_constant_src): Declare.
23335 * rtlanal.c (find_constant_src): New function.
23336 * simplify-rtx.c (constant_pool_reference_p): Delete.
23337 * config/i386/i386.md: Use find_constant_src instead of
23338 constant_pool_reference_p/avoid_constant_pool_reference pairs.
23340 2007-03-21 Richard Sandiford <richard@codesourcery.com>
23342 * doc/invoke.texi (-fpie, -fPIE): Document __pie__ and __PIE__.
23343 * c-cppbuiltin.c (c_cpp_builtins): Define them.
23345 2007-03-20 Mark Mitchell <mark@codesourcery.com>
23347 * config/arm/elf.h (TARGET_ASM_DESTRUCTOR): Define.
23348 * config/arm/arm.c (arm_elf_asm_cdtor): New function.
23349 (arm_elf_asm_constructor): Use it.
23350 (arm_elf_asm_destructor): New function.
23352 2007-03-20 Bernd Schmidt <bernd.schmidt@analog.com>
23354 * jump.c (mark_jump_label): Treat SEQUENCE specially.
23356 2007-03-20 Nathan Sidwell <nathan@codesourcery.com>
23358 * config/vxlib.c (tls_delete_hook): Use TCB for kernel tasks.
23360 2007-03-19 Andrew Haley <aph@redhat.com>
23362 PR tree-optimization/31264
23363 * tree-vrp.c (register_edge_assert_for_1): Don't look though
23364 VIEW_CONVERT_EXPRs.
23366 2007-03-19 Paolo Bonzini <bonzini@gnu.org>
23368 PR rtl-optimization/30907
23369 * fwprop.c (forward_propagate_into): Never propagate inside a loop.
23370 (fwprop_init): Always call loop_optimizer_initialize.
23371 (fwprop_done): Always call loop_optimizer_finalize.
23372 (fwprop): We always have loop info now.
23373 (gate_fwprop_addr): Remove.
23374 (pass_fwprop_addr): Use gate_fwprop as gate.
23376 PR rtl-optimization/30841
23377 * df-problems.c (df_ru_local_compute, df_rd_local_compute,
23378 df_chain_alloc): Call df_reorganize_refs unconditionally.
23379 * df-scan.c (df_rescan_blocks, df_reorganize_refs): Change
23380 refs_organized to refs_organized_size.
23381 (df_ref_create_structure): Use refs_organized_size instead of
23382 bitmap_size if refs had been organized, and keep refs_organized_size
23384 * df.h (struct df_ref_info): Change refs_organized to
23385 refs_organized_size.
23386 (DF_DEFS_SIZE, DF_USES_SIZE): Use refs_organized_size instead of
23389 2007-03-19 Mark Mitchell <mark@codesourcery.com>
23391 * except.c (output_function_exception_table): Do not reference the
23392 EH personality routine for functions that do not require an
23395 2007-03-20 Jakub Jelinek <jakub@redhat.com>
23398 * c-typeck.c (convert_for_assignment): Call comptypes for
23399 RECORD_TYPE or UNION_TYPE.
23401 PR inline-asm/30505
23402 * reload1.c (reload): Do invalid ASM checking after
23403 cleanup_subreg_operands.
23405 2007-03-19 Jeff Law <law@redhat.com>
23407 * tree-cfg.c (find_taken_edge): Tighten conditions for
23408 optimizing computed gotos.
23410 2007-03-19 Michael Matz <matz@suse.de>
23412 * builtins.c (expand_builtin_sync_operation,
23413 expand_builtin_compare_and_swap,
23414 expand_builtin_lock_test_and_set): Care for extending CONST_INTs
23417 * config/i386/sync.md (sync_double_compare_and_swapdi_pic,
23418 sync_double_compare_and_swap_ccdi_pic): Use "SD" as constraint
23421 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23423 * doc/tm.texi: Add brackets around the return type of
23424 TARGET_SECONDARY_RELOAD.
23426 2007-03-19 Andrew Pinski <andrew_pinski@playstation.sony.com>
23427 Richard Guenther <rguenther@suse.de>
23429 PR tree-optimization/31254
23430 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1):
23431 Use handled_component_p () where appropriate. Continue
23432 propagating into the rhs if we propagated into an INDIRECT_REF
23435 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23437 * config/s390/s390.md (op_type attribute): RRR instruction type added.
23438 (FP, DFP, SD_SF, DD_DF, TD_TF): New mode macros.
23439 (xde, xdee): Mode attributes adjusted to support DFP modes.
23440 (RRer, f0, op1, Rf, bt, bfp, HALF_TMODE): New mode attributes added.
23441 ("cmp<mode>", "*cmp<mode>_css_0", "*cmp<mode>_ccs", TF move splitters,
23442 DF move splitters, "floatdi<mode>2", "add<mode>3", "*add<mode>3",
23443 "*add<mode>3_cc", "*add<mode>3_cconly", "sub<mode>3", "*sub<mode>3",
23444 "*sub<mode>3_cc", "*sub<mode>3_cconly", "mul<mode>3", "*mul<mode>3",
23445 "div<mode>3", "*div<mode>3", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23446 "*negabs<mode>2_nocc", "copysign<mode>3"): Adjusted to support DFP
23448 ("*movtf_64", "*movtf_31", "*movdf_64dfp", "*movdf_64", "*movdf_31",
23449 "movsf"): Insn definitions removed.
23450 ("*mov<mode>_64", "*mov<mode>_31", "mov<mode>", "*mov<mode>_64dfp",
23451 "*mov<mode>_64", "*mov<mode>_31", "fix_trunc<DFP:mode>di2",
23452 "trunctddd2", "truncddsd2", "extendddtd2", "extendsddd2"): Insn
23454 ("fixuns_truncdddi2", "fixuns_trunctddi2", "mov<mode>",
23455 "reload_in<mode>", "reload_out<mode>"): Expander added.
23456 ("movtf", "movdf", "reload_outtf", "reload_outdf", "reload_intf"):
23459 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23461 * config/s390/s390.md: Only non-functional changes. Renamed
23462 FPR mode macro to BFP all over the file.
23464 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23466 * config/s390/s390.md (UNSPEC_COPYSIGN): New constant.
23467 (op_type attribute): RRF instruction type added.
23468 (fT0): New mode attribute.
23469 ("*movdi_64dfp", "*movdf_64dfp", "*neg<mode>2_nocc", "*abs<mode>2_nocc",
23470 "*negabs<mode>2_nocc", "copysign<mode>3"): Insn definitions added.
23471 * config/s390/s390.h (SECONDARY_MEMORY_NEEDED): Due to a new
23472 instruction no secondary memory is needed when moving DFmode values
23473 between GPRs and FPRs.
23475 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23477 * config/s390/s390.opt ("mhard-float", "msoft-float"): Bit value
23478 inverted and documentation adjusted.
23479 ("mhard-dfp", "msoft-dfp"): New options.
23480 * config/s390/s390.c (s390_handle_arch_option): New architecture
23482 (override_options): Sanity checks for the new options added.
23483 * config.gcc: New architecture switch: z9-ec.
23484 * config/s390/s390.h (processor_flags): PF_DFP added.
23485 (TARGET_CPU_DFP, TARGET_DFP): Macro definitions added.
23486 (TARGET_DEFAULT): Due to the s390.opt changes hard float is enabled
23487 when the bit is NOT set so remove it from the defaults.
23489 2007-03-19 Andreas Krebbel <krebbel1@de.ibm.com>
23491 * genemit.c (main): Print include statement for dfp.h.
23492 * dfp.h (decimal_real_arithmetic): Hide prototype if tree_code enum
23495 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23497 * config/cris/t-elfmulti (EXTRA_MULTILIB_PARTS): Do not define here.
23499 2007-03-19 Kaz Kojima <kkojima@gcc.gnu.org>
23502 * config/sh/sh.c (sh_adjust_cost): Use the result of single_set
23503 instead of PATTERN.
23505 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23507 * pa.c (output_deferred_plabels, output_bb, output_millicode_call,
23508 attr_length_call, output_call, output_indirect_call): Cleanup
23509 formatting of targetm calls.
23511 2007-03-19 Hans-Peter Nilsson <hp@axis.com>
23513 * config/cris/cris.h (HANDLE_PRAGMA_PACK_PUSH_POP): Define to 1.
23515 2007-03-18 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23517 * pa.md: Add fpstore_load and store_fpload instruction types. Provide
23518 reservation, bypass and anti-bypass descriptions for these
23519 instructions. Update move patterns.
23520 * pa.c (hppa_fpstore_bypass_p): Check for both TYPE_FPSTORE_LOAD and
23523 2007-03-18 Dorit Nuzman <dorit@il.ibm.com>
23525 * tree-vect-transform.c (get_initial_def_for_induction): Replace
23526 GET_MODE_NUNITS with TYPE_VECTOR_SUBPARTS.
23527 (get_initial_def_for_reduction): Likewise.
23529 2007-03-16 Daniel Berlin <dberlin@dberlin.org>
23531 Fix PR tree-optimization/29922
23532 * tree-ssa-pre.c (bb_bitmap_sets): Remove RVUSE_* members.
23533 (get_representative): Removed.
23534 (value_dies_in_block_x): Update for rvuse removal.
23535 (valid_in_sets): Update for renaming of vuses_dies_in_block_x.
23536 (compute_antic_aux): Handle when PHI nodes appear in
23537 non-single-successors.
23538 (dump_bitmap_of_names): Removed.
23539 (compute_antic_safe): Renamed and removed rvuse calculation.
23540 Calculate only antic safe.
23541 (insert_into_preds_of_block): Remove assert.
23542 (execute_pre): Update for renamed functions.
23543 (defer_or_phi_translate_block): New function.
23545 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23547 * config/arm/arm.c, config/arm/thumb2.md, config/m68k/m68k.c,
23548 config/spu/spu.c, omega.h, passes.c, predict.c: Fix comment
23550 * doc/cpp.texi, doc/extend.texi, doc/invoke.texi: Fix typos.
23551 Follow spelling conventions.
23553 * tree-data-ref.h: Remove the prototype for analyze_array.
23555 2007-03-17 Dorit Nuzman <dorit@il.ibm.com>
23557 PR tree-optimization/31041
23558 * tree-vect-transform.c (get_initial_def_for_induction): Call
23559 force_gimple_operand.
23561 2007-03-17 Olga Golovanevsky <olga@il.ibm.com>
23563 * ipa-type-escape.c (look_for_casts) : Revert code to use
23564 handled_component_p due to ada test a-numaux.adb.
23566 2007-03-17 Kazu Hirata <kazu@codesourcery.com>
23568 * final.c (final_scan_insn): Alter the condition of a
23569 conditional trap if we have nonstandard CC.
23571 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23573 * configure.ac: Remove excess quoting from asm line 0 test.
23574 * configure: Rebuilt.
23576 2007-03-16 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23578 * doc/invoke.texi (-Wconversion): Document warnings specific to C++.
23579 * c-common.c (convert_and_check): Move warning logic to...
23580 (warnings_for_convert_and_check): ...here. Define.
23581 * c-common.h (warnings_for_convert_and_check): Declare.
23583 2007-03-16 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23585 * pa.c (attr_length_call): Partially revert change of 2007-03-09.
23586 (output_call): Likewise.
23588 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23590 * config/vxworks.h (SUPPORTS_INIT_PRIORITY): Define.
23592 2007-03-16 Richard Sandiford <richard@codesourcery.com>
23594 * config/vx-common.h (WINT_TYPE, WINT_TYPE_SIZE): Define.
23596 2007-03-16 Uros Bizjak <ubizjak@gmail.com>
23598 * config/i386/i386.c (override_options): Add PTA_NO_SAHF to k8,
23599 opteron, athlon-64 and athlon-fx processor_alias_table entries.
23601 2007-03-16 Sebastian Pop <sebastian.pop@inria.fr>
23603 PR tree-optimization/31183
23604 * tree-loop-linear.c (gather_interchange_stats, try_interchange_loops):
23605 Use double_int instead of unsigned int for representing access_strides.
23606 * testsuite/gcc.dg/tree-ssa/pr31183.c: New.
23608 2007-03-16 Richard Guenther <rguenther@suse.de>
23610 PR tree-optimization/31146
23611 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Restructure
23612 to allow recursion of forward_propagate_addr_expr.
23613 (forward_propagate_addr_into_variable_array_index): Likewise.
23614 (forward_propagate_addr_expr): Likewise.
23615 (tree_ssa_forward_propagate_single_use_vars): Likewise.
23616 (forward_propagate_addr_expr_1): Recurse on simple copies
23617 instead of propagating into them. Do so for useless conversions
23619 (forward_propagate_addr_expr): Clean up unused statements after
23622 2007-03-16 Richard Guenther <rguenther@suse.de>
23624 * builtins.c (expand_builtin_cexpi): Use the right argument
23625 for the expansion via cexp.
23627 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23629 * configure.ac: Don't require ELF binutils to tolerate # 0 "".
23630 * configure: Rebuilt.
23632 2007-03-16 Alexandre Oliva <aoliva@redhat.com>
23635 * dwarf2out.c (force_type_die): Adjust comment.
23636 (dwarf2out_imported_module_or_decl): Handle base AT_import types.
23638 2007-03-15 DJ Delorie <dj@redhat.com>
23640 * config/frv/predicates.md (minmax_operator): Don't check operands
23643 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23645 * tree-ssa-loop-niter.c (record_estimate): Add "upper" argument.
23646 Update constant estimates of number of iterations.
23647 (record_nonwrapping_iv): Add "upper" argument. "data_size_bounds_p"
23648 argument renamed to "realistic".
23649 (compute_estimated_nb_iterations): Removed.
23650 (record_niter_bound): New function.
23651 (idx_infer_loop_bounds): For possible but unlikely tail arrays,
23652 call record_nonwrapping_iv with upper = false.
23653 (infer_loop_bounds_from_signedness): Pass upper argument to
23654 record_nonwrapping_iv.
23655 (estimate_numbers_of_iterations_loop): Do not call
23656 compute_estimated_nb_iterations. Record estimate based on profile
23657 information. Initialize the constant estimates of number of
23659 * tree-data-ref.c (estimated_loop_iterations): Return the recorded
23661 * tree-ssa-loop-prefetch.c (loop_prefetch_arrays): Add dump when
23662 number of iterations is too small.
23663 * cfgloop.h (struct nb_iter_bound): Remove "realistic" field.
23664 (EST_NOT_AVAILABLE): Removed.
23665 (struct loop): Replace estimated_nb_iterations by any_upper_bound,
23666 nb_iterations_upper_bound, any_estimate and nb_iterations_estimate
23669 2007-03-15 Zdenek Dvorak <dvorakz@suse.cz>
23671 * tree-ssa-loop-niter.c (refine_bounds_using_guard, bound_difference):
23672 Handle NE_EXPR guards.
23674 2007-03-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23677 * c-opts.c (c_common_post_options): Handle C++ post-processing here.
23678 Set also -pedantic-errors by default for the preprocessor unless
23679 -fpermissive is given.
23681 2007-03-15 Richard Guenther <rguenther@suse.de>
23683 PR middle-end/29719
23684 PR middle-end/31161
23685 * builtins.c (expand_builtin_cexpi): As a fallback if we
23686 don't have builtins for sincos or cexp create a function
23687 declaration for cexp and expand to a call to that.
23688 (expand_builtin_int_roundingfn): Always fall
23689 back to floor/ceil and its variants even if they may be
23692 2007-03-15 Steven Bosscher <steven@gcc.gnu.org>
23694 PR middle-end/31159
23695 * cfglayout.c (fixup_reorder_chain): Postpone deleting dead
23696 jump tables, move the call to delete_dead_jumptables from here...
23697 (cfg_layout_finalize): ...to here. But rebuild jump labels first.
23698 * cfgrtl.c (cfg_layout_can_merge_blocks_p): When not optimizing,
23699 don't allow merging of blocks that try_redirect_by_replacing_jump
23700 also does not handle when not optimizing.
23702 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23703 Francois-Xavier Coudert <coudert@clipper.ens.fr>
23705 * config/i386/i386.md (x86_sahf_1): Correctly handle
23708 2007-03-15 Uros Bizjak <ubizjak@gmail.com>
23711 * config/i386/i386.md (*addti3_1, *addti3_1 splitter): Use
23712 x86_64_general_operand as operand[2] predicate. Remove "iF"
23713 from operand constraints and use "e" constraint instead.
23714 (*subti3_1, *subti3_1 splitter): Ditto.
23715 (*negti2_1, *negti2_1 splitter): Use nonimmediate_operand as
23716 operand[1] predicate.
23718 2007-03-14 Sebastian Pop <sebastian.pop@inria.fr>
23720 * tree-loop-linear.c (gather_interchange_stats): For multidimensional
23721 arrays, multiply the access strides by the size of the sub-array.
23722 * testsuite/gcc.dg/tree-ssa/ltrans-5.c: New.
23724 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23726 * configure.ac (HAVE_AS_IX86_SAHF): On x86 targets check whether
23727 the configured assembler supports the sahf mnemonic.
23728 * configure: Regenerate.
23729 * config.in: Regenerate.
23731 * config/i386/i386.md (x86_sahf_1): Depending on HAVE_AS_IX86_SAHF,
23732 emit "sahf" or ".byte\t0x9e" as asm template.
23734 2007-03-14 Michael Meissner <michael.meissner@amd.com>
23737 * config/i386/i386.h (X86_TUNE_SHORTEN_X87_SSE): New tuning
23738 option to replace hard coded TARGET_xxx in md file.
23739 (X86_TUNE_AVOID_VECTOR_DECODE): Ditto.
23740 (X86_TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23741 (X86_TUNE_SLOW_IMUL_IMM8): Ditto.
23742 (X86_TUNE_MOVE_M1_VIA_OR): Ditto.
23743 (X86_TUNE_NOT_UNPAIRABLE): Ditto.
23744 (X86_TUNE_NOT_VECTORMODE): Ditto.
23745 (TUNE_SHORTEN_X87_SSE): Use new tuning option.
23746 (TUNE_AVOID_VECTOR_DECODE): Ditto.
23747 (TUNE_SLOW_IMUL_IMM32_MEM): Ditto.
23748 (TUNE_SLOW_IMUL_IMM8): Ditto.
23749 (TUNE_MOVE_M1_VIA_OR): Ditto.
23750 (TUNE_NOT_UNPAIRABLE): Ditto.
23751 (TUNE_NOT_VECTORMODE): Ditto.
23753 * config/i386/i386.c (ix86_tune_features): Fill in new tuning
23756 * config/i386/i386.md (fix_trunc?f?1_sse peephole2): Use new
23757 tuning options instead of hard coded TARGET_xxx.
23758 (fix ssemode peephole2's): Ditto.
23759 (imul peephole2's): Ditto.
23761 (movdi_or_rex64): Ditto.
23762 (move peephole2): Ditto.
23763 (not peephole2's): Ditto.
23765 2007-03-14 Dirk Mueller <dmueller@suse.de>
23767 * c-common.h (empty_body_warning): Rename to empty_if_body_warning.
23768 * c-common.c (empty_if_body_warning): Rephrase diagnostic message.
23769 * c-parser.c (c_parser_if_body): Always add an empty statement in case
23771 * c-parser.c (c_parser_do_statement): Warn about empty body in
23772 do/while statement.
23773 * c-typeck (c_finish_if_stmt): Call empty_if_body_warning.
23774 * doc/invoke.texi (-Wempty-body): Update documentation.
23776 2007-03-14 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
23779 * c-common.h (warn_for_div_by_zero): Declare.
23780 * c-common.c (warn_for_div_by_zero): Define.
23781 * c-typeck.c (build_binary_op): Call warn_for_div_zero instead of
23784 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23786 * Makefile.in (PREPROCESSOR_DEFINES): Add directory terminators
23787 to PREFIX and STANDARD_PREFIX.
23789 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23790 Phil Edwards <phil@codesourcery.com>
23792 * gthr-vxworks.h: Add an extern "C" wrapper for C++.
23793 (__gthread_once_t): Remove busy field for RTPs.
23794 (__GTHREAD_ONCE_INIT): Update accordingly.
23796 2007-03-14 Richard Sandiford <richard@codesourcery.com>
23798 * doc/invoke.texi: Document VxWorks options.
23800 2007-03-14 Uros Bizjak <ubizjak@gmail.com>
23802 * doc/invoke.texi (i386 and x86-64 Options): Clarify -msahf option.
23804 2007-03-13 Seongbae Park <seongbae.park@gmail.com>
23806 PR tree-optimization/30590
23807 * tree-nrv.c (tree_nrv): Check for the partial update of the
23810 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23812 * flags.h (flag_random_seed): Remove declaration, in favor of...
23813 * toplev.h (get_random_seed, set_random_seed): ... these.
23814 * tree.c (get_file_function_name): Use the former.
23815 * opts.c (common_handle_option): Use the latter.
23818 2007-03-13 Steven Bosscher <steven@gcc.gnu.org>
23820 PR middle-end/31127
23821 * cse.c (cse_find_path): Do not bail out if a basic block that
23822 we already visited now becomes part of a path that starts at a
23823 different basic block. Just disallow this, to make sure we
23824 visit each basic block at most once.
23826 2007-03-13 Jan Hubicka <jh@suse.cz>
23828 * ipa-inline.c (cgraph_maybe_hot_edge_p): Look for hot/cold
23829 attributes, when profile esitmate is present, calls with very low
23830 frequency are cold.
23832 2007-03-13 Zdenek Dvorak <dvorakz@suse.cz>
23834 PR tree-optimization/30730
23835 PR tree-optimization/26900
23836 * tree-ssa-loop-niter.c: Include gmp.h.
23837 (bounds): New type.
23838 (mpz_set_double_int, get_type_bounds, mpz_to_double_int,
23839 split_to_var_and_offset, determine_value_range,
23840 bound_difference_of_offsetted_base, refine_bounds_using_guard,
23841 bound_difference, bounds_add, bounds_negate,
23842 number_of_iterations_ne_max, dump_affine_iv): New functions.
23843 (number_of_iterations_ne, number_of_iterations_lt_to_ne,
23844 assert_loop_rolls_lt, assert_loop_rolls_le): Use bounds on the
23845 difference of initial and final value of control iv to validate
23847 (number_of_iterations_cond): Add loop parameter. Determine bounds
23848 on the difference of the extremes of the control iv. Add dumps.
23849 (expand_simple_operations): Handle phi nodes.
23850 (simplify_using_initial_conditions): Do not record used conditions.
23851 (number_of_iterations_exit): Pass loop to number_of_iterations_cond.
23852 Do not set additional_info.
23853 (implies_nonnegative_p, implies_ge_p): Removed.
23854 (derive_constant_upper_bound): Do not use parameter `additional'.
23855 (record_estimate): Parameter `additional' removed. Parameter
23856 `i_bound' added. Do not call derive_constant_upper_bound.
23857 (record_nonwrapping_iv): Use derive_constant_upper_bound to
23858 bound the number of iterations estimate.
23859 (estimate_numbers_of_iterations_loop): Pass the estimate from
23860 the number of iterations analysis to record_estimate.
23861 * tree.h (multiple_of_p): Declare.
23862 * tree-scalar-evolution.c (expression_expensive_p): Removed.
23863 (scev_const_prop): Do not check expression_expensive_p.
23864 * fold-const.c (multiple_of_p): Exported.
23865 * double-int.c (double_int_mask): Exported.
23866 * double-int.h (double_int_mask): Declare.
23867 * tree-flow.h (struct tree_niter_desc): Removed additional_info
23868 field. Added max field.
23870 2007-03-13 David Taylor <taylor@candd.org>
23873 * gcc.c (cpp_unique_options): If -MT or -MQ is seen, don't pass
23876 2007-03-13 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
23879 * pa.md (vdepi_ior): Don't allow zero length deposit. Likewise for
23880 two unamed patterns.
23882 2007-03-13 Uros Bizjak <ubizjak@gmail.com>
23884 * config/i386/i386.opt (mcx16, msahf): New options.
23885 * config/i386/i386.c (x86_cmpxchg16b, x86_sahf): Remove.
23886 (ix86_tune_features) [X86_TUNE_USE_SAHF]: Enable for m_GENERIC.
23888 * config/i386/driver-i386.c (bit_LAHF_LM): New define.
23889 (host_detect_local_cpu): Detect cx16 and lahf_lm cpuid bits.
23890 Output -mcx16 and -msahf options when corresponding bit is set.
23892 * doc/invoke.texi (i386 and x86-64 Options): Document -mcx16
23893 and -msahf options.
23895 2007-03-13 Alexandre Oliva <aoliva@redhat.com>
23897 * configure.ac: Test for assembler tolerance to # 0 "".
23898 * configure, config.in: Rebuilt.
23899 * final.c (final_scan_insn): Emit it if HAVE_AS_LINE_ZERO.
23901 2007-03-13 Geoffrey Keating <geoffk@apple.com>
23903 * doc/invoke.texi (Spec Files): Update for '%{,' spec.
23905 * config/rs6000/darwin-fallback.c: Compile file only on powerpc.
23906 (handle_syscall): Handle direct system calls.
23907 * config/rs6000/darwin.h (HAS_MD_FALLBACK_FRAME_STATE_FOR): Delete.
23909 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23911 * doc/invoke.texi: Fix cpp.info cross-reference.
23912 * doc/passes.texi: Fix gcc.info cross-reference.
23914 2007-03-12 Zdenek Dvorak <dvorakz@suse.cz>
23916 PR tree-optimization/30835
23917 * lambda-code.c (can_convert_to_perfect_nest): Check whether
23918 bb_for_stmt is not NULL before accessing it.
23920 2007-03-12 Joseph Myers <joseph@codesourcery.com>
23922 * gcc.c (main): Handle target_sysroot_hdrs_suffix being NULL for
23925 2007-03-12 Brooks Moses <brooks.moses@codesourcery.com>
23928 * doc/install.texi: Document --enable-stage1-languages
23930 2007-03-12 Steven Bosscher <steven@gcc.gnu.org>
23932 * tree-pass.h (pass_into_cfg_layout_mode,
23933 pass_outof_cfg_layout_mode): Declare.
23934 * cfglayout.c (into_cfg_layout_mode, outof_cfg_layout_mode,
23935 pass_into_cfg_layout_mode, pass_outof_cfg_layout_mode): New.
23936 * passes.c (pass_into_cfg_layout_mode): Schedule before jump2.
23937 (pass_outof_cfg_layout_mode): Schedule after pass_rtl_ifcvt.
23939 2007-03-12 Seongbae Park <seongbae.park@gmail.com>
23941 * c-decl.c (warn_variable_length_array): New function.
23942 Refactored from grokdeclarator to handle warn_vla
23943 and handle unnamed array case.
23944 (grokdeclarator): Refactored VLA warning case.
23945 * c.opt (Wvla): New flag.
23946 * doc/invoke.texi (Wvla): New warning.
23948 2007-03-12 Richard Henderson <rth@redhat.com>
23950 * config/alpha/alpha.c (alpha_elf_section_type_flags): New.
23951 (TARGET_SECTION_TYPE_FLAGS): New.
23953 2007-03-12 Richard Henderson <rth@redhat.com>
23955 * config/darwin.c (machopic_reloc_rw_mask): New.
23956 * config/darwin-protos.h (machopic_reloc_rw_mask): Declare.
23957 * config/darwin.h (TARGET_ASM_RELOC_RW_MASK): New.
23959 2007-03-12 Mark Mitchell <mark@codesourcery.com>
23961 * cppdefault.c (cpp_EXEC_PREFIX): New variable.
23962 * cppdefault.h (cpp_PREFIX): Document.
23963 (cpp_PREFIX_len): Likewise.
23964 (cpp_EXEC_PREFIX): New variable.
23965 * Makefile.in (PREPROCESSOR_DEFINES): Add STANDARD_EXEC_PREFIX.
23966 * c-incpath.c (add_standard_paths): Correct logic for relocating
23967 paths within prefix.
23969 2007-03-12 Uros Bizjak <ubizjak@gmail.com>
23971 * config/i386/i386.md (fixuns_trunc<mode>hi2): Implement from
23972 fixuns_truncsfhi2 and fixuns_truncdfhi2 using SSEMODEF
23974 (fix_trunc<mode>di_sse): Implement from fix_truncsfdi_sse and
23975 fix_truncdfdi_sse using SSEMODEF mode macro.
23976 (fix_trunc<mode>si_sse): Implement from fix_truncsfsi_sse and
23977 fix_truncdfsi_sse using SSEMODEF mode macro.
23978 (fix_trunc?f?i_sse peephole2): Implement using SSEMODEF mode macro.
23979 (fix_trunc?f?i_sse K8 peephole2): Fix register constraint.
23981 2007-03-12 Richard Sandiford <richard@codesourcery.com>
23983 * config.gcc (i[4567]86-wrs-vxworks, i[4567]86-wrs-vxworksae): Add
23984 elfos.h to tm_file.
23986 2007-03-12 Olga Golovanevsky <olga@il.ibm.com>
23988 * tree.h : Add multiple_of_p declaration.
23989 * fold-const.c (multiple_of_p): Make multiple_of_p public.
23990 * ipa-type-escape.c (results_of_malloc): Redundant.
23991 (visited_stmts): New. Visited stmt for walk_use_def_chains.
23992 (cast_type): Extended with new members.
23993 (check_cast): Returns cast_type.
23994 (cast): New structure for data of walk_use_def_chains.
23995 (is_malloc_result, is_cast_from_non_pointer_1,
23996 is_cast_from_non_pointer,
23997 is_array_access_through_pointer_and_index): New functions.
23998 (look_for_casts): Returns cast types.
23999 (check_call): Returns void.
24000 (okay_pointer_operation): Use support of pointer plus index,
24001 pointer plus constant and allow all multiplications.
24003 2007-03-11 Richard Guenther <rguenther@suse.de>
24005 PR tree-optimization/31115
24006 * tree-vrp.c (extract_range_from_binary_expr): Make sure
24007 the shift count is positive and non-anti-range for RSHIFT_EXPR.
24008 A shift count of zero is not special as with *_DIV_EXPR.
24009 (vrp_int_const_binop): Handle RSHIFT_EXPR for determining overflow
24012 2007-03-11 Ian Lance Taylor <iant@google.com>
24014 * tree-vrp.c (vrp_int_const_binop): Handle PLUS_EXPR and
24015 the *_DIV_EXPR codes correctly with overflow infinities.
24017 2007-03-11 Ira Rosen <irar@il.ibm.com>
24019 * tree-data-ref.c (analyze_offset): Add a return value (bool) to
24020 indicate success/failure of the analysis. Add negation to subtrahend
24021 in case of subtraction. Fail if both operands contain constants.
24022 (create_data_ref): Fail if analyze_offset fails.
24024 2007-03-11 Uros Bizjak <ubizjak@gmail.com>
24026 * config/i386/i386.md (frndintxf2): Rename to ...
24027 (rintxf2): ... this. Remove expander having same name.
24028 (rintsf2, rintdf2): Implement using SSEMODEF macro.
24029 (roundsf2, rounddf2): Ditto.
24030 (lrint<mode>di2, lrint<mode>si2): Implement using SSEMODEI24 macro.
24031 (lround<mode>di2, lround<mode>si2): Ditto.
24033 2007-03-11 Steven Bosscher <steven@gcc.gnu.org>
24035 * lower-subreg.c: Include except.h.
24036 (decompose_multiword_subregs): Verify that the only control flow
24037 insns we can split are loads to multi-words pseudos.
24038 Handle breaking such blocks after splitting, instead of calling
24039 find_many_sub_basic_blocks.
24041 * loop-unroll.c (split_edge_and_insert): Don't set BB_SUPERBLOCK
24042 on the new basic block. Add a lengthy comment explaining why we
24043 thought this was necessary.
24044 * cfglayout.c (cfg_layout_finalize): Don't break superblocks.
24046 2007-03-10 Mark Mitchell <mark@codesourcery.com>
24049 * tree.c (walk_type_fields): Recurse into the element type of
24050 ARRAY_TYPEs if there is a pointer set.
24052 2007-03-10 Dirk Mueller <dmueller@suse.de>
24054 * c-common.c (warn_logical_operator): Fix condition.
24056 2007-03-10 Tobias Schl�ter <tobi@gcc.gnu.org>
24058 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Add missing
24060 * config/darwin.c (machopic_select_section): Remove superfluous
24061 argument in call to categorize_decl_for_section. Remove unused
24064 2007-03-10 Joseph Myers <joseph@codesourcery.com>
24066 * configure.ac (glibc_header_dir): Set using with_build_sysroot if
24068 * configure: Regenerate.
24070 2007-03-10 Uros Bizjak <ubizjak@gmail.com>
24073 * config/i386/i386.md (UNSPEC_C2_FLAG): New constant.
24074 (fpremxf4_i387, fprem1xf4_i387): Use UNSPEC_C2_FLAG.
24075 (fmodxf3, fmod<mode>3, remainderxf3, remainder<mode>3):
24076 Add LABEL_NUSES to emitted label.
24077 * config/i386/i386.c (ix86_emit_fp_unordered_jump): Add
24078 branch probability value to emitted jump insn.
24079 * reg-stack.c (subst_stack_regs_pat)[UNSPEC]: Handle UNSPEC_C2_FLAG.
24080 Do not check life information and do not re-arrange input operands
24081 for UNSPEC_FSCALE_EXP, UNSPEC_FPREM_U and UNSPEC_FPREM1_U.
24083 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24085 * config/sh/sh.c (sh_insn_length_adjustment): Adjust for
24086 the change of decode_asm_operands.
24088 2007-03-10 Kaz Kojima <kkojima@gcc.gnu.org>
24090 * mode-switching.c (create_pre_exit): Skip blockage insn.
24092 2007-03-09 Diego Novillo <dnovillo@redhat.com>
24094 * tree-pass.h (TODO_update_smt_usage): Remove.
24096 * tree-ssa-forwprop.c (forward_propagate_addr_expr_1): Remove
24100 2007-03-09 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24102 * pa.c (attr_length_call): Revise condition for long
24103 pc-relative branch.
24104 (output_call): Use "LONG_PIC_SDIFF" instruction sequence for long
24105 local calls on the SOM target. Don't use "LONG_PIC_PCREL" call
24106 sequence on SOM target.
24108 2007-03-09 Geoffrey Keating <geoffk@apple.com>
24110 * gcc.c: Document %{, in big comment at top.
24111 (input_suffix_matches): Remove special handling for .s and
24113 (input_spec_matches): New.
24114 (handle_braces): Handle %{,.
24115 (validate_switches): ',' indicates a value which is not a switch.
24116 * config/alpha/osf.h (ASM_FINAL_SPEC): Use %{, rather than %{.
24117 to detect assembler input.
24118 * config/i386/sol2.h (CPP_SPEC): Likewise.
24119 * config/rs6000/sysv4.h (ASM_SPEC): Likewise.
24120 * config/rs6000/vxworks.h (ASM_SPEC): Likewise.
24121 * config/rs6000/lynx.h (ASM_SPEC): Likewise.
24122 * config/rs6000/linux64.h (ASM_SPEC_COMMON): Likewise.
24123 * config/i386/darwin.h (DARWIN_MINVERSION_SPEC): Objective-C plus
24124 -m64 causes deployment target to default to 10.5.
24125 * config/rs6000/darwin.h (DARWIN_MINVERSION_SPEC): Likewise.
24127 2007-03-09 Richard Henderson <rth@redhat.com>
24130 * target.h (targetm.asm.out.reloc_rw_mask): New.
24131 * target-def.h (TARGET_ASM_RELOC_RW_MASK): New.
24132 (TARGET_ASM_OUT): Use it.
24133 * targhooks.c, targhooks.h (default_reloc_rw_mask): New.
24134 * varasm.c (categorize_decl_for_section): Remove shlib argument;
24135 use the new reloc_rw_mask target hook instead.
24136 (default_section_type_flags_1): Merge into...
24137 (default_section_type_flags): ... here.
24138 (decl_readonly_section_1): Merge into...
24139 (decl_readonly_section): ... here.
24140 (default_elf_select_section_1): Merge into...
24141 (default_elf_select_section): ... here.
24142 (default_unique_section_1): Merge into...
24143 (default_unique_section): ... here.
24144 (compute_reloc_for_rtx_1, compute_reloc_for_rtx): New.
24145 (default_select_rtx_section): Use it.
24146 (default_elf_select_rtx_section): Likewise.
24147 * output.h: Update to match.
24148 * doc/tm.texi (TARGET_ASM_RELOC_RW_MASK): New.
24149 * config/alpha/alpha.c (alpha_elf_reloc_rw_mask): New.
24150 (TARGET_ASM_RELOC_RW_MASK): New.
24151 * config/i386/i386.c (x86_64_elf_select_section): Adjust call
24152 to categorize_decl_for_section.
24153 (x86_64_elf_unique_section): Likewise.
24154 * config/ia64/hpux.h (TARGET_ASM_SELECT_SECTION,
24155 TARGET_ASM_UNIQUE_SECTION, TARGET_ASM_SELECT_RTX_SECTION): Remove.
24156 (TARGET_ASM_RELOC_RW_MASK): New.
24157 * config/ia64/ia64.c (ia64_rwreloc_select_section,
24158 ia64_rwreloc_unique_section, ia64_rwreloc_select_rtx_section): Remove.
24159 (ia64_hpux_reloc_rw_mask, ia64_reloc_rw_mask): New.
24160 (TARGET_RWRELOC): Remove.
24161 (ia64_section_type_flags): Adjust call to default_section_type_flags.
24162 * config/ia64/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24163 * config/rs6000/rs6000.c (rs6000_elf_section_type_flags): Remove.
24164 (rs6000_elf_select_section, rs6000_elf_unique_section): Remove.
24165 (rs6000_elf_reloc_rw_mask, rs6000_xcoff_reloc_rw_mask): New.
24166 (rs6000_xcoff_select_section): Use decl_readonly_section.
24167 (rs6000_xcoff_section_type_flags): Use default_section_type_flags.
24168 * config/rs6000/sysv4.h (TARGET_ASM_RELOC_RW_MASK): New.
24169 (TARGET_ASM_SELECT_SECTION, TARGET_ASM_UNIQUE_SECTION): Remove.
24170 (TARGET_SECTION_TYPE_FLAGS): Remove.
24171 * config/rs6000/xcoff.h (TARGET_ASM_RELOC_RW_MASK): New.
24173 2007-03-09 Roger Sayle <roger@eyesopen.com>
24175 * fold-const.c (fold_comparison): Remove compile-time evaluation of
24176 complex constant equality/inequality comparisons for here.
24177 (fold_binary) <EQ_EXPR>: Simplify complex comparisons that are
24178 known at compile-time or can be simplified to a scalar comparison.
24179 (fold_relational_const): Move compile-time evaluation of complex
24180 constant equality/inequality comparisons to here.
24182 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24184 PR rtl-optimization/30643
24185 * cse.c (cse_insn): Recompute dest_hash after insert_regs for
24187 (fold_rtx): Recurse, like before 2006-11-03.
24189 2007-03-09 DJ Delorie <dj@redhat.com>
24191 * config/m32c/t-m32c (m32c-pragma.o): Add TM_H dependency to
24194 2007-03-09 Aldy Hernandez <aldyh@redhat.com>
24196 PR tree-optimization/30375
24197 * tree-ssa-dse.c (dse_possible_dead_store_p): Do not eliminate if
24198 LHS of statements is not the same.
24199 * testsuite/gcc.dg/tree-ssa/ssa-dse-10.c: New.
24201 2007-03-09 Chao-ying Fu <fu@mips.com>
24203 * doc/extend.texi (MIPS DSP Built-in Functions): Document the DSP
24205 * doc/invoke.texi (-mdspr2): Document new option.
24206 * config/mips/mips.md (UNSPEC_ABSQ_S_QB .. UNSPEC_DPSQX_SA_W_PH):
24207 New unspec for DSP REV 2.
24208 (<u>mulsidi3_32bit_internal): Check if !TARGET_DSPR2, because
24209 these instructions are extended in DSP REV 2.
24210 (mips-dspr2.md): Include.
24211 * config/mips/mips.opt (mdspr2): New option.
24212 * config/mips/mips.c (mips_function_type): Add MIPS_V4QI_FTYPE_V4QI,
24213 MIPS_SI_FTYPE_SI_SI_SI, MIPS_DI_FTYPE_DI_USI_USI, MIPS_DI_FTYPE_SI_SI,
24214 MIPS_DI_FTYPE_USI_USI, MIPS_V2HI_FTYPE_SI_SI_SI.
24215 (override_options): Check TARGET_DSPR2 to enable MASK_DSP.
24216 (CODE_FOR_mips_mul_ph): Define it to CODE_FOR_mulv2hi3.
24217 (dsp_bdesc): Add DSP REV 2 builtins. Remove 32-bit only DSP builtins.
24218 (dsp_32only_bdesc): New description table for 32-bit only DSP REV 1
24220 (bdesc_map): Add one field of unsupported_target_flags.
24221 (bdesc_arrays): Update entries to have extra fields. Add
24223 (mips_init_builtins): Initialize new function types.
24224 Check unsupported_target_fileds to filter out builtins.
24225 * config/mips/mips.h (TARGET_CPU_CPP_BUILTINS): Define __mips_dspr2 if
24227 (ASM_SPEC): Pass mdspr2 to the assembler.
24228 * config/mips/mips-dspr2.md: New file.
24230 2007-03-09 Sa Liu <saliu@de.ibm.com>
24232 * config/rs6000/altivec.md: Fix vcond patterns using if_then_else.
24234 2007-03-09 Ian Lance Taylor <iant@google.com>
24236 * opts.c (common_handle_option): Treat -Wstrict-overflow (with no
24237 argument) like -Wstrict-overflow=2.
24238 * doc/invoke.texi (Warning Options): Update documentation.
24240 2007-03-09 Dirk Mueller <dmueller@suse.de>
24243 * doc/invoke.texi (-Wlogical-op): Document.
24244 * common.opt (-Wlogical-op): New.
24245 * c-common.h (warn_logical_operator): Declare.
24246 * c-common.c (warn_logical_operator): Define.
24247 * c-typeck.c (parser_build_binary_op): Call
24248 warn_logical_operator.
24250 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24252 * rtl.h (gen_rtx_ASM_INPUT): Use "" instead of NULL file name.
24253 * final.c (final_scan_insn): Test for non-"" file name.
24255 2007-03-09 Sebastian Pop <sebastian.pop@inria.fr>
24257 * doc/loop.texi: Document the Omega linear constraints solver.
24258 * doc/invoke.texi: Document -fcheck-data-deps, omega-max-vars,
24259 omega-max-geqs, omega-max-eqs, omega-max-wild-cards,
24260 omega-hash-table-size, omega-max-keys, and
24261 omega-eliminate-redundant-constraints.
24262 * tree-pass.h (pass_check_data_deps): Declared.
24265 * timevar.def (TV_CHECK_DATA_DEPS): Declared.
24266 * tree-ssa-loop.c (check_data_deps, gate_check_data_deps,
24267 pass_check_data_deps): New.
24268 * tree-data-ref.c (init_data_ref): Remove declaration.
24269 (dump_data_dependence_relation): Dump DDR_INNER_LOOP.
24270 (analyze_array): Renamed init_array_ref, move up initializations.
24271 (init_data_ref): Renamed init_pointer_ref. Moved before its call.
24272 Removed arguments that are set to NULL.
24273 (analyze_indirect_ref): Correct indentation, correct call to
24275 (object_analysis): Call init_array_ref instead of analyze_array.
24276 (initialize_data_dependence_relation): Initialize DDR_INNER_LOOP.
24277 (access_functions_are_affine_or_constant_p): Use DR_ACCESS_FNS instead
24278 of DR_ACCESS_FNS_ADDR.
24279 (init_omega_eq_with_af, omega_extract_distance_vectors,
24280 omega_setup_subscript, init_omega_for_ddr_1, init_omega_for_ddr,
24281 ddr_consistent_p): New.
24282 (compute_affine_dependence): Check consistency of ddrs when
24283 flag_check_data_deps is passed.
24284 (analyze_all_data_dependences): Uncomment.
24285 (tree_check_data_deps): New.
24286 * tree-data-ref.h: Include omega.h.
24287 (DR_ACCESS_FNS_ADDR): Removed.
24288 (data_dependence_relation): Add inner_loop.
24289 (DDR_INNER_LOOP): New.
24290 * common.opt (fcheck-data-deps): New.
24291 * tree-flow.h (tree_check_data_deps): Declare.
24292 * Makefile.in (TREE_DATA_REF_H): Depend on omega.h.
24293 (OBJS-common): Depend on omega.o.
24295 * passes.c (pass_check_data_deps): Scheduled.
24296 * params.def (PARAM_OMEGA_MAX_VARS, PARAM_OMEGA_MAX_GEQS,
24297 PARAM_OMEGA_MAX_EQS, PARAM_OMEGA_MAX_WILD_CARDS,
24298 PARAM_OMEGA_HASH_TABLE_SIZE, PARAM_OMEGA_MAX_KEYS,
24299 PARAM_VECT_MAX_VERSION_CHECKS,
24300 PARAM_OMEGA_ELIMINATE_REDUNDANT_CONSTRAINTS): New.
24302 2007-03-09 Richard Guenther <rguenther@suse.de>
24304 PR tree-optimization/30904
24305 PR middle-end/31058
24306 * tree-vrp.c (extract_range_from_binary_expr): Handle RSHIFT_EXPR
24307 the same way as *_DIV_EXPR.
24309 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24311 * recog.c (decode_asm_operands): No mixed declarations and code.
24313 2007-03-09 Alexandre Oliva <aoliva@redhat.com>
24315 * rtl.def (ASM_INPUT): Add location.
24316 * rtl.h (ASM_INPUT_SOURCE_LOCATION): New.
24317 (ASM_INPUT_SOURCE_FILE, ASM_INPUT_SOURCE_LINE): New.
24318 (decode_asm_operands): Add loc operand.
24319 (gen_rtx_ASM_INPUT, gen_rtx_ASM_INPUT_loc): Define.
24320 * stmt.c (expand_asm): Rename to...
24321 (expand_asm_loc): ... this. Add locus argument. Pass it on to
24322 gen_rtx_ASM_INPUT_loc.
24323 (expand_asm_expr): Adjust.
24324 * recog.c (decode_asm_operands): Add loc operand.
24325 (check_asm_operands, extract_insn): Adjust.
24326 * reload1.c (maybe_fix_stack_asms): Likewise.
24327 * final.c (asm_insn_count): Likewise.
24328 (final_scan_insn): Output # line before and after asm.
24330 2007-03-09 Daniel Berlin <dberlin@dberlin.org>
24332 * tree-ssa-structalias.c (variable_info): Remove
24334 (new_var_info): Ditto.
24335 (shared_bitmap_info_t): New structure.
24336 (shared_bitmap_table): New variable.
24337 (shared_bitmap_hash): New function.
24338 (shared_bitmap_eq): Ditto
24339 (shared_bitmap_lookup): Ditto.
24340 (shared_bitmap_add): Ditto.
24341 (merge_smts_into): Change to take bitmap directly.
24342 (find_what_p_points_to): Rewrite to use shared bitmap hashtable.
24343 (init_alias_vars): Init shared bitmap hashtable.
24344 (delete_points_to_sets): Delete shared bitmap hashtable.
24345 * tree-ssa-operands.c (add_virtual_operand): Partially revert the
24346 is_aliased removal as a change that was still necessary was
24349 2007-03-09 Uros Bizjak <ubizjak@gmail.com>
24351 * config/i386/i386.h (override_options): Conditionally disable
24352 x86_sahf for 64bit targets only.
24354 2007-03-08 Andrew Pinski <andrew_pinski@playstation.sony.com>
24357 * c-decl.c (merge_decls): Don't call make_var_volatile.
24358 * varasm.c (make_var_volatile): Remove.
24359 * output.h (make_var_volatile): Remove.
24361 2007-03-08 Zdenek Dvorak <dvorakz@suse.cz>
24363 PR tree-optimization/31085
24364 * tree-ssa-address.c (create_mem_ref): Fix test of type of base.
24366 2007-03-08 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24368 * builtins.def (lceil, lceilf, lceill, lfloor, lfloorf, lfloorl,
24369 llceil, llceilf, llceill, llfloor, llfloorf, llfloorl): Mark with
24370 ATTR_CONST_NOTHROW_LIST.
24372 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
24375 2007-03-08 Diego Novillo <dnovillo@redhat.com>
24377 * doc/tree-ssa.texi: Remove documentation for V_MUST_DEF.
24379 2007-03-08 Geoffrey Keating <geoffk@apple.com>
24382 * gccspec.c (lang_specific_driver): Do nothing when NEXT_OBJC_RUNTIME
24384 * config/darwin.h (REAL_LIBGCC_SPEC): When -fgnu-runtime is
24385 passed, use shared libgcc.
24387 2007-03-08 Roger Sayle <roger@eyesopen.com>
24389 * tree-eh.c (do_return_redirection): Call build_gimple_modify_stmt
24390 instead of calling build2 with a GIMPLE_MODIFY_STMT.
24391 (honor_protect_cleanup_actions, lower_try_finally_switch):
24393 * tree-if-conv.c (replace_phi_with_cond_gimple_modify_stmt,
24394 ifc_temp_var): Likewise.
24395 * tree-inline.c (setup_one_parameter): Likewise.
24396 * tree-mudflap.c (mf_decl_cache_locals,
24397 mf_build_check_statement_for): Likewise.
24398 * tree-nested.c (init_tmp_var, save_tmp_var,
24399 finalize_nesting_tree_1): Likewise.
24400 * tree-outof-ssa.c (insert_copy_on_edge,
24401 insert_backedge_copies): Likewise.
24402 * tree-profile.c (tree_gen_edge_profiler,
24403 tree_gen_ic_profiler): Likewise.
24404 * tree-scalar-evolution.c (scev_const_prop): Likewise.
24405 * tree-sra.c (sra_build_assignment): Likewise.
24406 * tree-ssa-loop-im.c (determine_invariantness_stmt): Likewise.
24407 * tree-ssa-math-opts.c (insert_reciprocals,
24408 execute_cse_sincos_1): Likewise.
24409 * tree-tailcall.c (adjust_accumulator_values,
24410 adjust_return_value): Likewise.
24411 * tree-vect-patterns.c (vect_pattern_recog_1): Likewise.
24412 * tree-vect-transform.c (vect_create_data_ref_ptr,
24413 bump_vector_ptr, vect_init_vector, get_initial_def_for_induction,
24414 vect_create_epilog_for_reduction, vectorizable_reduction,
24415 vectorizable_call, vectorizable_conversion,
24416 vectorizable_assignment, vectorizable_operation,
24417 vectorizable_type_demotion, vect_gen_widened_results_half,
24418 vect_permute_store_chain, vectorizable_store,
24419 vect_setup_realignment, vect_permute_load_chain,
24420 vectorizable_load, vectorizable_condition,
24421 vect_create_cond_for_align_checks): Likewise.
24422 * tree-vrp.c (build_assert_expr_for): Likewise.
24424 2007-03-08 Ian Lance Taylor <iant@google.com>
24426 * tree-vrp.c: Include "intl.h".
24427 (usable_range_p): New static function.
24428 (compare_values_warnv): Don't test TYPE_OVERFLOW_UNDEFINED for
24429 overflowed values, juts set *strict_overflow_p.
24430 (compare_values): Only return -2 if one of the operands is not a
24432 (compare_ranges): Call usable_range_p.
24433 (compare_range_with_value): Likewise.
24434 (vrp_evaluate_conditional_warnv): Rename from
24435 vrp_evaluate_conditional. Make static. Change all callers.
24436 (vrp_evaluate_conditional): New function.
24437 (simplify_div_or_mod_using_ranges): Issue warning about reliance
24438 on signed overflow.
24439 (simplify_abs_using_ranges): Likewise.
24440 (simplify_stmt_for_jump_threading): Add within_stmt parameter.
24441 * tree-ssa-dom.c (simplify_stmt_for_jump_threading): Add
24442 within_stmt parameter.
24443 * tree-ssa-propagate.c (fold_predicate_in): Update call to
24444 vrp_evaluate_conditional.
24445 * tree-ssa-threadedge.c
24446 (record_temporary_equivalences_from_stmts_at_dest): Change
24447 simplify parameter to take a second tree parameter.
24448 (simplify_control_stmt_condition): Likewise.
24449 (thread_across_edge): Likewise.
24450 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
24451 (thread_across_edge): Likewise.
24452 * Makefile.in (tree-vrp.o): Depend upon intl.h.
24454 2007-03-08 Uros Bizjak <ubizjak@gmail.com>
24456 * config/i386/i386.h (TARGET_SAHF): New define.
24457 * config/i386/i386.c (ix86_tune_features) [X86_TUNE_USE_SAHF]:
24458 Also enable for m_K8, m_AMDFAM10 and m_CORE2.
24459 (x86_sahf): New global variable.
24460 (override_options): Add PTA_NO_SAHF to pta_flags enum. Recode
24461 pta_flags masks using shifts. Add PTA_NO_SAHF to x86_64 and
24462 nocona processor flags. Set x86_sahf when PTA_NO_SAHF is not set
24463 in processor flags. Do not unconditionally disable TARGET_USE_SAHF
24465 (ix86_fp_comparison_sahf_cost): Return high value for !TARGET_SAHF.
24466 (ix86_expand_fp_compare): Check for TARGET_CMOVE or TARGET_SAHF
24467 when expanding fcomi/sahf based tests.
24468 (ix86_emit_fp_unordered_jump): Check for TARGET_SAHF when
24469 expanding sahf based alternative. Emit sahf based sequence when
24470 optimizing for code size.
24471 * config/i386/i386.md (x86_sahf_1): Do not disable for
24472 TARGET_64BIT, enable for TARGET_SAHF.
24474 2007-03-08 Martin Michlmayr <tbm@cyrius.com>
24476 * tree-ssa-coalesce.c (fail_abnormal_edge_coalesce): Remove
24477 spurious whitespace from error message.
24479 2007-03-08 Volker Reichelt <reichelt@netcologne.de>
24482 * c-common.c (fold_offsetof_1): Handle COMPOUND_EXPR.
24484 2007-03-08 Alexandre Oliva <aoliva@redhat.com>
24486 * c-decl.c (grokdeclarator): Disable warnings for anonymous
24488 * tree-sra.c (instantiate_element): Propagate disabled warnings
24489 from the element itself to the created variable.
24491 2007-03-07 Richard Henderson <rth@redhat.com>
24494 * reg-stack.c (emit_swap_insn): If a malformed asm was seen,
24495 silently fix up the stack in the case of a missing register.
24497 2007-03-07 Paul Brook <paul@codesourcery.com>
24499 * config/arm/libunwind.S: Add .arch/.object_arch for armv4 builds.
24501 2007-03-07 Joseph Myers <joseph@codesourcery.com>
24503 * config/arm/unwind-arm.c (struct wmmxd_regs, struct wmmxc_regs):
24505 (phase1_vrs): Use them.
24506 (DEMAND_SAVE_WMMXD, DEMAND_SAVE_WMMXC): New.
24507 (__gnu_Unwind_Save_WMMXD, __gnu_Unwind_Restore_WMMXD,
24508 __gnu_Unwind_Save_WMMXC, __gnu_Unwind_Restore_WMMXC): Declare.
24509 (restore_non_core_regs): Call __gnu_Unwind_Restore_WMMXD and
24510 __gnu_Unwind_Restore_WMMXC if required.
24511 (_Unwind_VRS_Pop): Implement iWMMXt support.
24512 * config/arm/libunwind.S (gnu_Unwind_Restore_WMMXD,
24513 gnu_Unwind_Save_WMMXD, gnu_Unwind_Restore_WMMXC,
24514 gnu_Unwind_Save_WMMXC): Define.
24516 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24518 * config/vxworks.h (vxworks_override_options): Declare.
24519 (VXWORKS_OVERRIDE_OPTIONS): Use it.
24520 * config/vxworks.c: Include target.h and toplev.h.
24521 (vxworks_override_options): New function.
24522 * config/t-vxworks (vxworks.o): Depend on $(TARGET_H) and toplev.h.
24524 2007-03-07 Andreas Krebbel <krebbel1@de.ibm.com>
24526 * config/s390/s390.c (override_options): Don't emit an error when
24527 -mstack-size is used without providing -mstack-guard.
24528 (s390_emit_prologue): Choose stack_guard value automatically if not
24529 provided via command line.
24530 * doc/invoke.texi: Adjust description of -mstack-guard and
24533 2007-03-07 Richard Sandiford <richard@codesourcery.com>
24535 * config/i386/i386.c (output_set_got): Add a GOT initialization
24536 sequence for VxWorks PIC.
24537 (legitimate_pic_address_disp_p): Allow UNSPEC_GOT wrappers
24538 around labels as well as symbols. Use gotoff_operand instead
24539 of local_symbolic_operand.
24540 (legitimize_pic_address): Use gotoff_operand instead of
24541 local_symbolic_operand. Use @GOT accesses for labels as
24543 (ix86_output_addr_diff_elt): Use PC-relative rather than
24544 GP-relative offsets for VxWorks PIC.
24545 (ix86_expand_move): Pass NULL_RTX to legitimize_pic_address unless
24546 no_new_pseudos. Check whether the returned register is op0.
24547 * config/i386/i386.md (tablejump): Use PC-relative rather than
24548 GP-relative offsets for VxWorks PIC.
24549 * config/i386/predicates.md (gotoff_operand): New predicate.
24551 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24553 * config/vxworks.h (VXWORKS_GOTT_BASE, VXWORKS_GOTT_INDEX): Undefine
24555 * config/vxworks-dummy.h: New file.
24556 * config/i386/i386.h: Include it.
24558 2007-03-07 Alexandre Oliva <aoliva@redhat.com>
24560 * dwarf2out.c (is_inlined_entry_point): New
24561 (add_high_low_attributes): Emit DW_AT_entry_pc along with
24562 DW_AT_ranges if the first subblock is the entry point.
24564 2007-03-06 David Daney <ddaney@avtrex.com>
24566 * doc/install.texi (mips-*-*): Change recommended binutils
24569 2007-03-06 Anatoly Sokolov <aesok@post.ru>
24571 * config/avr/avr.c (avr_mcu_types): Add support for ATmega325P,
24572 ATmega3250P, ATmega329P, ATmega3290P, AT90USB82 and AT90USB162
24574 * config/avr/avr.h (LINK_SPEC, CRT_BINUTILS_SPECS): (Ditto.).
24575 * config/avr/t-avr (MULTILIB_MATCHES): (Ditto.).
24577 2007-03-06 Jan Hubicka <jh@suse.cz>
24579 * errors.h (warning, error, fatal, internal_error): Mark as cold.
24580 * predict.c (maybe_hot_bb): Cold functions are never hot; hot
24582 (probably_cold_bb_p): Cold functions are cold.
24583 (probably_never_executed_bb_p): Cold functions are cold.
24584 (tree_bb_level_predictions): Predict calls to cold functions as not
24586 (compute_function_frequency): Check hot/cold attributes.
24587 * function.h (function_frequency): Update comments.
24588 * predict.def (PRED_COLD_FUNCTION): Predict cold function.
24589 * c-common.c (handle_hot_attribute, handle_cold_attribute): New.
24590 (c_common_att): Add cold and hot.
24592 * doc/extend.texi (hot,cold attributes): Document.
24594 2007-03-06 Andrew Haley <aph@redhat.com>
24596 * function.c (expand_function_end): Move blockage to just after we
24597 emit the label for the naked return from the function.
24599 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24601 * config/i386/att.h (ASM_OUTPUT_ASCII, ASM_OUTPUT_SKIP): Undefine
24604 2007-03-06 Jan Hubicka <jh@suse.cz>
24606 * reg-stack.c (reg_to_stack): Large models don't allow NAN to be
24607 loaded for constant large models. Non-large 64bit PIC can do.
24608 * i386.h (CASE_VECTOR_MODE): Large PIC cases are 64bit.
24609 * cmodel.h: Add LARGE PIC.
24610 * i386.md (UNSPEC_PLTOFF): New.
24611 (UNSPEC_SET_RIP, UNSPEC_SET_GOT_OFFSET): New; renumber other
24613 (*call_1_rex64): Disable for large models.
24614 (*call_1_rex64_large): New.
24615 (*call_value_1_rex64): Disable for large models.
24616 (*call_value_1_rex64_large): New.
24617 (set_rip_rex4): New.
24618 (set_got_offset_rex64): New.
24619 * predicates.md (constant_call_address_operand): For large model
24620 constant calls are not possible.
24621 * i386-protos.h (construct_plt_address): Declare.
24622 * i386.c (override_options): Accept large models.
24623 (ix86_expand_prologue): Expand large PIC GOT pointer load.
24624 (legitimate_constant_p): Add new UNSPECs.
24625 (legitimate_pic_operand_p): Likewise.
24626 (legitimate_pic_address_disp_p): Disallow local symbols for large PICs.
24627 (legitimize_pic_address): Do easy RIP relative way for TLS only for
24629 (output_pic_addr_const): Add PLTOFF.
24630 (ix86_output_addr_diff_elt): Output 64bit tables when needed.
24631 (ix86_expand_move): Legitimize pic address when in PIC mode.
24632 (construct_plt_address): New function.
24633 (ix86_expand_call): Offload the address to register and use GOT
24634 pointer for large model.
24635 * invoke.texi (mcmodel=large): Update documentation.
24637 2007-03-06 Richard Henderson <rth@redhat.com>
24639 * config/i386/i386.c (x86_use_leave, x86_push_memory,
24640 x86_zero_extend_with_and, x86_movx, x86_double_with_add,
24641 x86_use_bit_test, x86_unroll_strlen, x86_deep_branch,
24642 x86_branch_hints, x86_use_sahf, x86_partial_reg_stall,
24643 x86_partial_flag_reg_stall, x86_use_himode_fiop, x86_use_simode_fiop,
24644 x86_use_mov0, x86_use_cltd, x86_read_modify_write, x86_read_modify,
24645 x86_split_long_moves, x86_promote_QImode, x86_fast_prefix,
24646 x86_single_stringop, x86_qimode_math, x86_promote_qi_regs,
24647 x86_himode_math, x86_promote_hi_regs, x86_sub_esp_4, x86_sub_esp_8,
24648 x86_add_esp_4, x86_add_esp_8, x86_integer_DFmode_moves,
24649 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24650 x86_prologue_using_move, x86_epilogue_using_move, x86_shift1,
24651 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24652 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24653 x86_sse_load0_by_pxor, x86_use_ffreep, x86_use_incdec,
24654 x86_inter_unit_moves, x86_ext_80387_constants, x86_four_jump_limit,
24655 x86_schedule, x86_use_bt, x86_pad_returns,
24656 x86_use_xchgb): Merge into ...
24657 (ix86_tune_features): ... here. New array.
24658 (x86_cmove, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24659 x86_bswap): Merge into ...
24660 (ix86_arch_features): ... here. New array.
24661 (x86_3dnow_a): Remove.
24662 (x86_accumulate_outgoing_args): Make static.
24663 (x86_arch_always_fancy_math_387): Make static.
24664 (ix86_tune_mask, ix86_arch_mask): Move ...
24665 (override_options): ... to local variables here. Apply the
24666 appropriate mask to each element of ix86_arch_features and
24667 ix86_tune_features. Adjust TARGET_CMOVE and TARGET_USE_SAHF
24668 as were done in the old macros.
24669 (standard_80387_constant_p): Use TARGET_EXT_80387_CONSTANTS.
24670 * config/i386/i386.h (x86_use_leave, x86_push_memory,
24671 x86_zero_extend_with_and, x86_use_bit_test, x86_cmove, x86_deep_branch,
24672 x86_branch_hints, x86_unroll_strlen, x86_double_with_add,
24673 x86_partial_reg_stall, x86_movx, x86_use_himode_fiop,
24674 x86_use_simode_fiop, x86_use_mov0, x86_use_cltd, x86_use_xchgb,
24675 x86_read_modify_write, x86_read_modify, x86_split_long_moves,
24676 x86_promote_QImode, x86_single_stringop, x86_fast_prefix,
24677 x86_himode_math, x86_qimode_math, x86_promote_qi_regs,
24678 x86_promote_hi_regs, x86_integer_DFmode_moves, x86_add_esp_4,
24679 x86_add_esp_8, x86_sub_esp_4, x86_sub_esp_8,
24680 x86_partial_reg_dependency, x86_memory_mismatch_stall,
24681 x86_accumulate_outgoing_args, x86_prologue_using_move,
24682 x86_epilogue_using_move, x86_decompose_lea,
24683 x86_arch_always_fancy_math_387, x86_shift1,
24684 x86_sse_partial_reg_dependency, x86_sse_split_regs,
24685 x86_sse_unaligned_move_optimal, x86_sse_typeless_stores,
24686 x86_sse_load0_by_pxor, x86_use_ffreep, x86_inter_unit_moves,
24687 x86_schedule, x86_use_bt, x86_cmpxchg, x86_cmpxchg8b, x86_xadd,
24688 x86_use_incdec, x86_pad_returns, x86_bswap,
24689 x86_partial_flag_reg_stall): Remove.
24690 (enum ix86_tune_indices): New.
24691 (ix86_tune_features): New.
24692 (TARGET_USE_LEAVE, TARGET_PUSH_MEMORY, TARGET_ZERO_EXTEND_WITH_AND,
24693 TARGET_USE_BIT_TEST, TARGET_UNROLL_STRLEN,
24694 TARGET_DEEP_BRANCH_PREDICTION, TARGET_BRANCH_PREDICTION_HINTS,
24695 TARGET_DOUBLE_WITH_ADD, TARGET_USE_SAHF, TARGET_MOVX,
24696 TARGET_PARTIAL_REG_STALL, TARGET_PARTIAL_FLAG_REG_STALL,
24697 TARGET_USE_HIMODE_FIOP, TARGET_USE_SIMODE_FIOP, TARGET_USE_MOV0,
24698 TARGET_USE_CLTD, TARGET_USE_XCHGB, TARGET_SPLIT_LONG_MOVES,
24699 TARGET_READ_MODIFY_WRITE, TARGET_READ_MODIFY, TARGET_PROMOTE_QImode,
24700 TARGET_FAST_PREFIX, TARGET_SINGLE_STRINGOP, TARGET_QIMODE_MATH,
24701 TARGET_HIMODE_MATH, TARGET_PROMOTE_QI_REGS, TARGET_PROMOTE_HI_REGS,
24702 TARGET_ADD_ESP_4, TARGET_ADD_ESP_8, TARGET_SUB_ESP_4,
24703 TARGET_SUB_ESP_8, TARGET_INTEGER_DFMODE_MOVES,
24704 TARGET_PARTIAL_REG_DEPENDENCY, TARGET_SSE_PARTIAL_REG_DEPENDENCY,
24705 TARGET_SSE_UNALIGNED_MOVE_OPTIMAL, TARGET_SSE_SPLIT_REGS,
24706 TARGET_SSE_TYPELESS_STORES, TARGET_SSE_LOAD0_BY_PXOR,
24707 TARGET_MEMORY_MISMATCH_STALL, TARGET_PROLOGUE_USING_MOVE,
24708 TARGET_EPILOGUE_USING_MOVE, TARGET_SHIFT1, TARGET_USE_FFREEP,
24709 TARGET_INTER_UNIT_MOVES, TARGET_FOUR_JUMP_LIMIT, TARGET_SCHEDULE,
24710 TARGET_USE_BT, TARGET_USE_INCDEC, TARGET_PAD_RETURNS,
24711 TARGET_EXT_80387_CONSTANTS): Use it.
24712 (enum ix86_arch_indices): New.
24713 (ix86_arch_features): New.
24714 (TARGET_CMOVE, TARGET_CMPXCHG, TARGET_CMPXCHG8B, TARGET_XADD,
24715 TARGET_BSWAP): Use it.
24716 (ix86_tune_mask, ix86_arch_mask): Remove.
24718 2007-03-06 Joseph Myers <joseph@codesourcery.com>
24721 * configure.ac (CROSS_SYSTEM_HEADER_DIR, build_system_header_dir):
24722 Define using $${sysroot_headers_suffix}.
24723 * configure: Regenerate.
24724 * cppdefault.c (cpp_include_defaults): Make FIXED_INCLUDE_DIR a
24725 multilib-suffixed directory if SYSROOT_HEADERS_SUFFIX_SPEC
24727 * doc/invoke.texi (-print-sysroot-headers-suffix): Document.
24728 * gcc.c (print_sysroot_headers_suffix): New.
24729 (option_map): Include --print-sysroot-headers-suffix.
24730 (display_help): Mention -print-sysroot-headers-suffix.
24731 (process_command): Handle -print-sysroot-headers-suffix.
24732 (do_spec_1): Append multilib directory to include-fixed path if
24733 sysroot suffixes in use.
24734 (main): Handle -print-sysroot-headers-suffix.
24735 * Makefile.in (start.encap): Don't depend on xlimits.h
24736 (xlimits.h): Remove.
24737 (stmp-int-hdrs): Don't depend on xlimits.h. Inline generation of
24738 limits.h for each multilib in fixinc_list.
24739 (fixinc_list, s-fixinc_list): New.
24740 (stmp-fixinc): Depend on fixinc_list. If not copying headers,
24741 generate them for each multilib in fixinc_list.
24742 (stmp-fixproto): Use include-fixed. Run fixproto for each
24743 multilib in fixinc_list.
24744 (mostlyclean): Don't remove xlimits.h.
24745 (clean): Remove include-fixed.
24746 (real-install-headers-tar, real-install-headers-cpio,
24747 real-install-headers-cp): Don't copy include, only include-fixed.
24748 (install-mkheaders): Depend on fixinc_list. Don't depend on
24749 xlimits.h. Save limits.h files for each multilib in fixinc_list.
24750 Always save mkinstalldirs. Preserve ${sysroot_headers_suffix} in
24751 SYSTEM_HEADER_DIR setting in mkheaders.conf.
24753 2007-03-06 Jan Hubicka <jh@suse.cz>
24755 * regstack.c (reg_to_stack): When in 64bit PIC mode, we still can load
24758 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24760 * configure.ac: Allow tm_file to contain build-directory files.
24761 * configure: Regenerate.
24762 * config.gcc (m68k-*-uclinux*): Add ./sysroot-suffix.h to tm_file.
24763 * config/m68k/t-uclinux (sysroot-suffix.h): New target.
24764 * config/m68k/print-sysroot-suffix.sh: New file.
24766 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24768 * config/m68k/m68k.h (PIC_OFFSET_TABLE_REGNUM): Use the REGNO
24769 of pic_offset_table_rtx if reload_completed.
24770 (CONDITIONAL_REGISTER_USAGE): Use PIC_REG instead of
24771 PIC_OFFSET_TABLE_REGNUM.
24772 * config/m68k/m68k.c (TARGET_ASM_CAN_OUTPUT_MI_THUNK): Always
24774 (m68k_save_reg): Use PIC_REG instead of PIC_OFFSET_TABLE_REGNO.
24775 (m68k_output_mi_thunk): Rewrite to use RTL. Honor vcall_offset.
24777 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24779 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24780 functions that call eh_return.
24782 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24784 * config/m68k/m68k.c (m68k_save_reg): Save the PIC register in
24785 functions that need a constant pool.
24787 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24790 * config/m68k/m68k-protos.h (m68k_secondary_reload_class): Declare.
24791 (m68k_preferred_reload_class): Likewise.
24792 * config/m68k/m68k.h (HARD_REGNO_MODE_OK): Remove duplicated comment.
24793 (SECONDARY_RELOAD_CLASS): Define.
24794 (PREFERRED_RELOAD_CLASS): Use m68k_preferred_reload_class.
24795 (LIMIT_RELOAD_CLASS): Delete.
24796 * config/m68k/m68k.c (m68k_regno_mode_ok): Don't prevent address
24797 registers from storing bytes.
24798 (m68k_secondary_reload_class): New function.
24799 (m68k_preferred_reload_class): Likewise.
24801 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24803 * config/m68k/m68k.c (m68k_save_reg): Remove special case for
24805 (m68k_expand_prologue): Likewise.
24807 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24809 * config/m68k/m68k-protos.h (output_sibcall): Declare.
24810 (mips_expand_epilogue): Add a bool parameter.
24811 (m68k_legitimize_sibcall_address): Declare.
24812 * config/m68k/m68k.c (TARGET_FUNCTION_OK_FOR_SIBCALL): Define.
24813 (m68k_expand_epilogue): Add a parameter to select between sibling
24814 and normal epilogues. Only generate a return for the latter.
24815 (m68k_ok_for_sibcall_p): New function.
24816 (m68k_legitimize_sibcall_address, output_sibcall): New functions.
24817 * config/m68k/m68k.md (sibcall, *sibcall): New patterns.
24818 (sibcall_value, *sibcall_value): Likewise.
24819 (*call, *call_value): Require !SIBLING_CALL_P.
24820 (epilogue): Update call to m68k_expand_epilogue.
24821 (sibcall_epilogue): New pattern.
24822 * config/m68k/predicates.md (const_call_operand): Say that this
24823 predicate applies to sibling calls too.
24824 (sibcall_operand): New predicate.
24826 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24828 * config/m68k/m68k.md (movsf_cf_soft): Provide the same non-mov3q
24829 alternatives as movsi_cf.
24830 (movsf_cf_hard): Add commentary.
24832 2007-03-06 Kazu Hirata <kazu@codesourcery.com>
24833 Richard Sandiford <richard@codesourcery.com>
24835 * config/m68k/m68k-protos.h (m68k_interrupt_function_p): Declare.
24836 (m68k_movem_pattern_p, m68k_output_movem): Likewise.
24837 (m68k_expand_prologue, m68k_expand_epilogue): Likewise.
24838 * config/m68k/m68k.h (EPILOGUE_USES): Define. Treat all registers
24839 as being live on exit from an interrupt function.
24840 (PRINT_OPERAND_PUNCT_VALID_P): Return true for '?'.
24841 * config/m68k/m68k.c (MIN_MOVEM_REGS, MIN_FMOVEM_REGS): New macros.
24842 (m68k_frame): Remove reg_rev_mask and fpu_rev_mask.
24843 (TARGET_ASM_FUNCTION_PROLOGUE, TARGET_ASM_FUNCTION_EPILOGUE): Delete.
24844 (m68k_interrupt_function_p): Globalize.
24845 (m68k_compute_frame_layout): Remove reverse mask code.
24846 (m68k_emit_movem, m68k_set_frame_related): New functions.
24847 (m68k_output_function_prologue): Delete in favor of...
24848 (m68k_expand_prologue): ...this new function.
24849 (m68k_output_function_epilogue): Delete in favor of...
24850 (m68k_expand_epilogue): ...this new function.
24851 (m68k_split_offset, m68k_movem_pattern_p, m68k_output_movem): New
24853 (print_operand): Handle %?.
24854 * config/m68k/m68k.md (UNSPEC_SIN, UNSPEC_COS): Remove excess space.
24855 (UNSPEC_GOT, A1_REG, PIC_REG, FP0_REG): New constants.
24856 (prologue, epilogue): New patterns.
24857 (return): Turn into a define_expand.
24858 (*return): New pattern, derived from old "return" pattern. Use rte
24859 rather than rts for interrupt functions. Only use rtd if the pop
24861 (*m68k_store_multiple, *m68k_store_multiple_automod): New patterns.
24862 (*m68k_load_multiple, *m68k_load_multiple_automod): Likewise.
24863 (link, *link, unlink, *unlink, load_got): Likewise.
24865 2007-03-06 Richard Sandiford <richard@codesourcery.com>
24869 * config/m68k/m68k-protos.h (m68k_legitimate_base_reg_p): Declare.
24870 (m68k_legitimate_index_reg_p, m68k_legitimate_address_p): Likewise.
24871 (m68k_matches_q_p, m68k_matches_u_p): Likewise.
24872 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Use m68k_matches_q_p
24873 and m68k_matches_u_p.
24874 (PCREL_GENERAL_OPERAND_OK, LEGITIMATE_BASE_REG_P): Delete.
24875 (INDIRECTABLE_1_ADDRESS_P, GO_IF_NONINDEXED_ADDRESS): Delete.
24876 (GO_IF_INDEXABLE_BASE, GO_IF_INDEXING, GO_IF_INDEXED_ADDRESS): Delete.
24877 (LEGITIMATE_INDEX_REG_P, LEGITIMATE_INDEX_P): Delete.
24878 (GO_IF_COLDFIRE_FPU_LEGITIMATE_ADDRESS): Delete.
24879 (REG_STRICT_P): New macro.
24880 (LEGITIMATE_PIC_OPERAND_P): Use REG_STRICT_P rather than
24881 PCREL_GENERAL_OPERAND_OK.
24882 (REG_OK_FOR_BASE_P): Merge definitions. Use REG_STRICT_P and
24883 m68k_legitimate_base_reg_p.
24884 (REG_MODE_OK_FOR_INDEX_P): Likewise m68k_legitimate_index_reg_p.
24885 (GO_IF_LEGITIMATE_ADDRESS): Likewise m68k_legitimate_address_p.
24886 (PIC_CASE_VECTOR_ADDRESS): Update comment.
24887 * config/m68k/m68k.c (m68k_address): New structure.
24888 (m68k_legitimate_base_reg_p, m68k_legitimate_index_reg_p)
24889 (m68k_decompose_index, m68k_legitimate_constant_address_p)
24890 (m68k_jump_table_ref_p, m68k_decompose_address)
24891 (m68k_legitimate_address_p, m68k_legitimate_mem_p, m68k_matches_q_p)
24892 (m68k_matches_u_p): New functions.
24893 (print_operand_address): Rewrite to use m68k_decompose_index.
24895 2007-03-05 David Taylor <dtaylor@emc.com>
24897 * gcc.c: Correct copyright date in --version output.
24899 2007-03-05 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
24901 * pa.md: In unamed move patterns, disparge copies between general
24902 and floating point registers using '?' modifier. Don't include 'f'
24903 constraint for register preferences in DImode, SImode, HImode and
24904 QImode patterns. Likewise for 'r' in DFmode and SFmode patterns.
24905 Remove constraints for copies between general and floating registers
24906 in soft-float DFmode pattern.
24907 (movdf): Fail if operand1 is a CONST_DOUBLE and operand0 is a hard
24911 2007-03-05 Mike Stump <mrs@apple.com>
24913 * c-common.c (targetcm): Add.
24914 * c-opts.c (c_common_handle_option): Handle language specific
24916 * opts.c (handle_option): Verify language for target options, if
24918 * opth-gen.awk: Add CL_LANG_ALL.
24919 * target-def.h (TARGET_HANDLE_C_OPTION): Add.
24920 (TARGETCM_INITIALIZER): Add.
24921 * target.h (struct gcc_targetcm): Add.
24923 * targhooks.c (default_handle_c_option): Add.
24924 * targhooks.h (default_handle_c_option): Add.
24925 * doc/tm.texi (TARGET_HANDLE_C_OPTION): Add.
24927 * config/darwin.opt (iframework): Add.
24928 * config/darwin.h (TARGET_HAS_TARGETCM): Add.
24929 * config/darwin-c.c (handle_c_option): Add.
24930 (TARGET_HANDLE_C_OPTION): Add.
24932 * doc/invoke.texi (Darwin Options): Add -iframework.
24934 2007-03-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
24936 * convert.c (convert_to_integer): Fix nearbyint/rint -> *lrint
24939 2007-03-05 Ian Lance Taylor <iant@google.com>
24941 * c.opt (fgnu89-inline): New option.
24942 * c-opts.c (c_common_post_options): Set default value for
24944 * c-decl.c (WANT_C99_INLINE_SEMANTICS): Remove.
24945 (pop_scope): Check flag_gnu89_inline rather than flag_isoc99 for
24947 (diagnose_mismatched_decls, merge_decls, start_decl): Likewise.
24948 (grokdeclarator, start_function): Likewise.
24949 * c-cppbuiltin.c (c_cpp_builtins): Define either
24950 __GNUC_GNU_INLINE__ or __GNUC_STDC_INLINE__.
24951 * doc/invoke.texi (Option Summary): Mention -fgnu89-inline.
24952 (C Dialect Options): Document -fgnu89-inline.
24953 * doc/extend.texi (Function Attributes): Explain what the
24954 gnu_inline attribute does.
24955 * doc/cpp.texi (Common Predefined Macros): Document
24956 __GNUC_GNU_INLINE__ and __GNUC_STDC_INLINE__.
24958 2007-03-05 Ian Lance Taylor <iant@google.com>
24960 PR tree-optimization/31034
24961 * tree-vrp.c (extract_range_from_assert): Don't try to handle a
24962 half-range if the other side is an overflow infinity.
24964 2007-03-05 Bernd Schmidt <bernd.schmidt@analog.com>
24966 * config.gcc (bfin*-uclinux*): Use t-bfin-uclinux.
24967 (bfin*-linux-uclibc*): New configuration.
24968 * config/linux.h (LINK_GCC_C_SEQUENCE_SPEC): Undefined before
24970 * config/bfin/linux.h: New file.
24971 * config/bfin/libgcc-bfin.ver: New file.
24972 * config/bfin/t-bfin-uclinux: New file.
24973 * config/bfin/t-bfin-linux: New file.
24974 * config/bfin/uclinux.h (LINUX_TARGET_OS_CPP_BUILTINS): New macro.
24975 (TARGET_OS_CPP_BUILTINS): New macro.
24977 2007-03-05 Richard Guenther <rguenther@suse.de>
24979 * fold-const.c (fold_binary): Remove duplicate folding
24980 of comparison of non-null ADDR_EXPR against null.
24982 2007-03-05 Richard Guenther <rguenther@suse.de>
24983 Dorit Nuzman <dorit@il.ibm.com>
24985 PR tree-optimization/26420
24986 * tree-vectorizer.c (vectorize_loops): Bail out early if there
24987 are no loops in the function. Only print the number of
24988 vectorized loops if it is greater than zero or we are supposed
24989 to print information about unvectorized loops.
24991 2007-03-05 Revital Eres <eres@il.ibm.com>
24993 * gcc.dg/var-expand1.c: New test.
24994 * loop-unroll.c (analyze_insn_to_expand_var): Add dump info
24995 when an accumulator is expanded.
24997 2007-03-04 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25000 * c-common.c (convert_and_check): Don't give warnings for
25001 conversion if 'expr' already overflowed.
25003 2007-03-04 Roger Sayle <roger@eyesopen.com>
25005 PR middle-end/30744
25006 * fold-const.c (fold_comparison): Enforce type consistency when
25007 transforming ~X op ~Y to Y op X, and ~X op C to X op' ~C.
25009 2007-03-04 Zdenek Dvorak <dvorakz@suse.cz>
25011 * tree-ssa-address.c (create_mem_ref): Do not put an expression
25012 containing a cast to the base of TARGET_MEM_REF.
25014 2007-03-04 Martin Michlmayr <tbm@cyrius.com>
25016 * tree.c (tree_contains_struct_check_failed): Remove spurious
25017 whitespace from error message.
25019 2007-03-04 Andrew Pinski <andrew_pinski@playstation.sony.com>
25022 * config/rs6000/rs6000.c (rs6000_function_value): Look at bit size
25023 instead of precision.
25025 2007-03-04 Roman Zippel <zippel@linux-m68k.org>
25026 Nathan Sidwell <nathan@codesourcery.com>
25028 * emit-rtl.c (find_auto_inc): New.
25029 (try_split): recreate REG_INC notes,
25030 Use regular for loops rather than whiles.
25032 2007-03-03 Andreas Schwab <schwab@suse.de>
25034 * configure.ac (HAVE_AS_REL16): Move test back to correct place.
25035 * configure: Regenerate.
25037 2007-03-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25039 * builtins.def (ATTR_MATHFN_FPROUNDING): Rely on
25040 flag_rounding_math, not flag_unsafe_math_optimizations.
25042 * c-pretty-print.c (pp_c_direct_abstract_declarator): Use
25044 * config/alpha/alpha.c (alpha_fold_builtin_zapnot,
25045 alpha_fold_vector_minmax): Likewise.
25046 * config/i386/i386.c (ix86_gimplify_va_arg): Likewise.
25047 * config/sparc/sparc.c (sparc_gimplify_va_arg): Likewise.
25049 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25051 * tree-sra.c (sra_walk_fns) <ldst>: Document new restriction.
25052 (sra_walk_modify_expr) <rhs_elt>: Treat the reference as a use
25053 if the lhs has side-effects.
25054 <lhs_elt>: Treat the reference as a use if the rhs has side-effects.
25056 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25058 * config/i386/i386.h (TUNEMASK): Remove define.
25059 (ARCHMASK): Remove define.
25060 (TARGET_*): Use ix86_tune_mask variable instead of TUNEMASK.
25061 Use ix86_arch_mask variable instead of ARCHMASK.
25062 * config/i386/i386.c (override_options): Ditto.
25063 (standard_80387_constant_p): Ditto.
25065 2007-03-02 Ian Lance Taylor <iant@google.com>
25067 Used signed infinities in VRP.
25068 * tree-vrp.c (uses_overflow_infinity): New static function.
25069 (supports_overflow_infinity): New static function.
25070 (make_overflow_infinity): New static function.
25071 (negative_overflow_infinity): New static function.
25072 (positive_overflow_infinity): New static function.
25073 (is_negative_overflow_infinity): New static function.
25074 (is_positive_overflow_infinity): New static function.
25075 (is_overflow_infinity): New static function.
25076 (overflow_infinity_range_p): New static function.
25077 (compare_values_warnv): New function split out of compare_values.
25078 (compare_value): Call it.
25079 (set_value_range_to_nonnegative): Add overflow_infinity
25080 parameter. Change caller.
25081 (vrp_expr_computes_nonnegative): Add strict_overflow_p parameter.
25083 (vrp_expr_computes_nonzero): Likewise.
25084 (compare_ranges, compare_range_with_value): Likewise.
25085 (compare_name_with_value, compare_names): Likewise.
25086 (vrp_evaluate_conditional): Likewise.
25087 (set_value_range): Handle infinity
25088 (vrp_operand_equal_p, operand_less_p): Likewise.
25089 (extract_range_from_assert): Likewise.
25090 (vrp_int_const_binop): Likewise.
25091 (extract_range_from_binary_expr): Likewise.
25092 (extract_range_from_unary_expr): Likewise.
25093 (extract_range_from_comparison): Likewise.
25094 (extract_range_from_expr): Likewise.
25095 (dump_value_range): Likewise.
25096 (vrp_visit_cond_stmt, vrp_visit_phi_node): Likewise.
25097 (test_for_singularity): Likewise.
25098 (vrp_int_const_binop): Remove inline qualifier.
25099 (adjust_range_with_scev): Add comment.
25100 * tree-flow.h (vrp_evaluate_conditional): Update declaration.
25102 2007-03-02 Diego Novillo <dnovillo@redhat.com>
25104 * tree-ssa-structalias.c (could_have_pointers): Tidy.
25105 (get_constraint_for): Likewise.
25106 (do_structure_copy): Likewise.
25107 (find_func_aliases): Fix references to MODIFY_EXPR.
25108 (intra_create_variable_infos): Tidy.
25109 * tree-ssa-operands.c (add_virtual_operand): Add argument
25111 When adding members of alias sets, if IS_CALL_SITE is true and
25112 the symbol is not call-clobbered, skip it.
25113 Adjust all callers.
25115 2007-03-02 Eric Botcazou <ebotcazou@adacore.com>
25117 * config/alpha/alpha.c (alpha_gp_save_rtx): Insert the insns at the
25118 entry by means of emit_insn_at_entry.
25120 2007-03-02 Richard Henderson <rth@redhat.com>
25122 * expr.h (promoted_input_arg): Remove decl.
25123 * function.c (promoted_input_arg): Merge into ...
25124 * combine.c (setup_incoming_promotions): ... only caller.
25125 Rearrange to avoid double loop.
25127 2007-03-02 Ben Elliston <bje@au.ibm.com>
25128 Peter Bergner <bergner@vnet.ibm.com>
25129 Janis Johnson <janis187@us.ibm.com>
25131 * config/rs6000/dfp.md: New file.
25132 * config/rs6000/rs6000.md: Include dfp.md.
25133 (add<mode>3_internal1): Disable for DECIMAL_FLOAT_MODE_P operands.
25134 * config/rs6000/rs6000.c (rs6000_hard_regno_mode_ok): Handle DDmode
25135 and TDmode decimal float modes in FP registers.
25136 (num_insns_constant): Likewise.
25137 (rs6000_legitimate_offset_address_p): Likewise.
25138 (rs6000_legitimize_address): Likewise.
25139 (rs6000_legitimize_reload_address): Likewise.
25140 (rs6000_legitimate_address): Likewise.
25141 (rs6000_emit_move): Likewise.
25142 (function_arg_boundary): Likewise.
25143 (function_arg_advance): Likewise.
25144 (rs6000_darwin64_record_arg_recurse): Likewise.
25145 (function_arg): Likewise.
25146 (rs6000_gimplify_va_arg): Likewise.
25147 (rs6000_split_multireg_move): Likewise.
25148 (rs6000_output_function_epilogue): Likewise.
25149 (rs6000_output_function_epilogue): Likewise.
25150 (rs6000_register_move_cost): Likewise.
25151 (rs6000_function_value): Likewise.
25152 (rs6000_libcall_value): Likewise.
25154 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25156 * config/t-vxworks (LIMITS_H_TEST): Define to true for VxWorks.
25158 2007-03-02 Richard Sandiford <richard@codesourcery.com>
25160 * config/t-vxworks (LIBGCC2_INCLUDES): Pass -nostdinc.
25161 Use $MULTIDIR to choose between the kernel and RTP headers,
25162 and use $WIND_BASE and $WIND_USR to locate them.
25164 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25166 * config/i386/i386.c (override_options): Put initialization of
25167 ix86_tune_mask and ix86_arch_mask to the correct place.
25169 2007-03-02 Uros Bizjak <ubizjak@gmail.com>
25170 Michael Meissner <michael.meissner@amd.com>
25173 * config/i386/i386.h (TUNEMASK): Redefine to use ix86_tune_mask.
25174 (ARCHMASK): Define.
25175 (TARGET_CMOVE): Use ARCHMASK.
25176 (TARGET_CMPXCHG): Ditto.
25177 (TARGET_CMPXCHG8B): Ditto.
25178 (TARGET_XADD): Ditto.
25179 (TARGET_BSWAP): Ditto.
25180 * config/i386/i386.c (ix86_tune_mask): New global variable.
25181 (ix86_arch_mask): Ditto.
25182 (override_options): Initialize ix86_tune_mask and
25183 ix86_arch_mask. Use ARCHMASK to clear MASK_NO_FANCY_MATH_387 in
25186 2007-03-02 Ben Elliston <bje@au.ibm.com>
25189 * config/dfp-bit.c (DFP_TO_INT): Initialise qval with "1.".
25191 2007-03-02 Joseph Myers <joseph@codesourcery.com>
25193 * target.h (init_dwarf_reg_sizes_extra): New target hook.
25194 * target-def.h (TARGET_INIT_DWARF_REG_SIZES_EXTRA): New default.
25195 * doc/tm.texi (TARGET_INIT_DWARF_REG_SIZES_EXTRA): Document.
25196 * dwarf2out.c (expand_builtin_init_dwarf_reg_sizes): Call this
25198 * config/rs6000/rs6000.c (TARGET_INIT_DWARF_REG_SIZES_EXTRA,
25199 rs6000_init_dwarf_reg_sizes_extra): New.
25200 * config/rs6000/linux-unwind.h (ppc_fallback_frame_state): Support
25201 SPE register high parts.
25203 2007-03-01 Brooks Moses <brooks.moses@codesourcery.com>
25205 * Makefile.in: Add install-pdf target as
25206 copied from automake v1.10 rules.
25207 * configure.ac: Add install-pdf to target list.
25208 * configure: Regenerate.
25210 2007-03-01 Paul Brook <paul@codesourcery.com>
25212 * config/arm/arm.c (arm_legitimate_index_p): Limit iWMMXt addressing
25213 modes to LDRD for DImode.
25214 (output_move_double): Fixup out of range ldrd/strd.
25215 (vfp_secondary_reload_class): Rename...
25216 (coproc_secondary_reload_class): ... to this. Add wb argument.
25217 * config/arm/arm.h (SECONDARY_OUTPUT_RELOAD_CLASS): Use
25218 coproc_secondary_reload_class for CLASS_IWMMXT.
25219 (SECONDARY_INPUT_RELOAD_CLASS): Ditto.
25220 * arm-protos.h (coproc_secondary_reload_class): Update prototype.
25222 2007-03-01 Zdenek Dvorak <dvorakz@suse.cz>
25224 * tree-ssa-loop-prefetch.c (determine_unroll_factor): Bound the
25225 unroll factor by the estimated number of iterations.
25226 (loop_prefetch_arrays): Do not prefetch in loops that iterate less
25227 than prefetch latency.
25229 * config/i386/driver-i386.c (describe_cache, detect_caches_amd,
25230 decode_caches_intel, detect_caches_intel): New functions.
25231 (host_detect_local_cpu): Use detect_caches_amd and
25232 detect_caches_intel.
25234 2007-03-01 Richard Henderson <rth@redhat.com>
25236 * expr.c (emit_move_complex_push): Export.
25237 (emit_move_complex_parts): Split out from ...
25238 (emit_move_complex): ... here.
25239 * expr.h (emit_move_complex_push, emit_move_complex_parts): Declare.
25240 * config/i386/i386.md (movcdi): New.
25242 2007-03-01 Uros Bizjak <ubizjak@gmail.com>
25244 * config/i386/i386.c (ix86_modes_tieable_p): Fix typo, use also
25245 size of mode1 to check for tieable modes in MMX case.
25247 2007-03-01 Richard Sandiford <richard@codesourcery.com>
25249 * Makefile.in (rtlanal.o): Depend on tree.h.
25250 * rtl.h (offset_within_section_p, split_const): Declare.
25251 * rtlanal.c: Include tree.h.
25252 (offset_within_block_p): New function, taken from
25253 mips_offset_within_object_p.
25254 (split_const): New function, taken from mips_split_const.
25255 * config/m68k/m68k-protos.h (m68k_illegitimate_symbolic_constant_p):
25257 * config/m68k/m68k.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P): Define.
25258 (CONSTANT_ADDRESS_P): Only accept legitimate constants.
25259 (LEGITIMATE_CONSTANT_P): Check m68k_illegitimate_symbolic_constant_p.
25260 * config/m68k/m68k.c (TARGET_CANNOT_FORCE_CONST_MEM): Define.
25261 (m68k_illegitimate_symbolic_constant_p): New function.
25262 * config/m68k/m68k.md (movsi): Remove misleading predicates.
25263 If M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P and the source is a
25264 symbolic constant that might be outside the symbol's section,
25265 move the symbol first and then add the offset.
25266 * config/m68k/uclinux.h (M68K_OFFSETS_MUST_BE_WITHIN_SECTIONS_P):
25268 * config/mips/mips.c (mips_split_const): Delete.
25269 (mips_offset_within_object_p): Delete.
25270 (mips_symbolic_constant_p): Use offset_within_section_p and
25271 split_const instead of mips_offset_within_object_p and
25273 (mips_cannot_force_const_mem, mips_const_insns, mips_unspec_address)
25274 (mips_legitimize_const_move, print_operand_reloc)
25275 (mips_dangerous_for_la25_p): Use split_const instead of
25278 2007-02-28 Eric Christopher <echristo@apple.com>
25280 * Makefile.in (install-include-dir): Don't rm -rf include.
25282 2007-02-28 Richard Guenther <rguenther@suse.de>
25284 PR middle-end/30364
25285 * fold-const.c (fold_binary): Do not associate expressions
25286 with more than one variable for integer types that do not wrap.
25288 2007-02-28 Sandra Loosemore <sandra@codesourcery.com>
25290 * builtins.c (fold_builtin_call_list, fold_builtin_call_valist):
25291 Delete, and replace with...
25292 (fold_builtin_call_array): This. Update callers to use it.
25293 * fold-const.c (fold_build_call_list): Delete, and replace with...
25294 (fold_build_call_array): This.
25295 (fold_build_call_list_initializer): Delete, and replace with...
25296 (fold_build_call_array_initializer): This.
25297 * tree.h: Update declarations to reflect above changes.
25299 * c-typeck.c (build_function_call): Store converted arguments
25300 in a stack-allocated array instead of building a list.
25301 (convert_arguments): Store arguments in the array passed in as an
25302 argument, and return the actual number of arguments.
25303 * c-format.c: (check_function_format): Pass arguments in an
25304 array instead of a list.
25305 * c-common.c (check_function_nonnull): Likewise.
25306 (check_function_sentinel): Likewise.
25307 (check_function_arguments): Likewise.
25308 * c-common.h: Update declarations to reflect above changes.
25310 2007-02-28 Jan Hubicka <jh@suse.cz>
25312 * predict.def (PRED_TREE_EARLY_RETURN, PRED_CONST_RETURN,
25313 PRED_NEGATIVE_RETURN): Update outcomes.
25315 2007-02-28 Bernd Schmidt <bernd.schmidt@analog.com>
25317 * calls.c (emit_library_call_value_1): Handle partial registers
25318 correctly when building up CALL_INSN_FUNCTION_USAGE.
25320 2007-02-27 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25322 * pa/predicates.md (move_src_operand): Allow zero for mode.
25323 * pa/pa.md: Fix constraints for zero CONST_DOUBLE in 64-bit DFmode
25326 2007-02-27 Uros Bizjak <ubizjak@gmail.com>
25329 * config/i386/sse.md (*mov<mode>_internal, *movv4sf_internal,
25330 *movv2df_internal): Enable pattern only for valid operand
25332 * config/i386/i386.c (ix86_modes_tieable_p): For SSE registers,
25333 tie only 128bit modes. For MMX registers, tie only 64bit modes.
25335 2007-02-27 Mike Stump <mrs@apple.com>
25337 * config/darwin-crt3.c: Avoid compilation when compiling for a
25340 2007-02-27 Joseph Myers <joseph@codesourcery.com>
25342 * Makefile.in (PREPROCESSOR_DEFINES, test-protoize-simple): Define
25344 (stmp-int-hdrs, stmp-fixinc, install-headers): Use include-fixed
25345 for fixed headers and limits.h.
25346 (install-include-dir, install-headers-tar, install-headers-cpio,
25347 install-headers-cp, real-install-headers-tar,
25348 real-install-headers-cpio, real-install-headers-cp): Handle
25349 include-fixed as well as include.
25350 (install-mkheaders): Don't install files that go only in include
25352 * cppdefault.c (cpp_include_defaults): Separate FIXED_INCLUDE_DIR
25353 from GCC_INCLUDE_DIR.
25354 * gcc.c (process_command): Remove special -BstageN/ handling.
25355 (do_spec_1): Add include-fixed directories.
25357 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25359 * config/bfin/t-bfin-elf (LIB1ASMFUNCS): Add _umulsi3_highpart and
25361 * config/bfin/lib1funcs.asm (___umulsi3_highpart, ___smulsi3_highpart):
25363 * config/bfin/bfin.md (smulsi3_highpart, umulsi3_highpart): New
25366 2007-02-27 Mark Mitchell <mark@codesourcery.com>
25368 * c-common.c (get_priority): Add check for
25369 SUPPORTS_INIT_PRIORITY.
25371 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25373 * config/bfin/bfin.md (doloop_end): FAIL if counter reg isn't SImode.
25375 * config/bfin/bfin.c: Include "cfglayout.h".
25376 (MAX_LSETUP_DISTANCE): New macro.
25377 (struct loop_info): New members incoming, incoming_src and
25378 incoming_dest. Delete member predecessor.
25379 (length_for_loop): New function.
25380 (bfin_optimize_loop): Handle more different loop structures.
25381 (bfin_discover_loop): Rework detection of predecessor blocks by
25382 examining incoming edges.
25383 (bfin_discover_loops, bfin_free_loops): New functions, broken out of
25385 (bfin_reorder_loops): New function.
25386 (bfin_reorg_loops): Use these three new functions.
25388 * config/bfin/bfin.h (enum reg_class, REG_CLASS_NAMES,
25389 REG_CLASS_CONTENTS): Add D0REGS through D7REGS.
25390 (CONSTRAINT_LEN): Add entry for 'q'.
25391 (REG_CLASS_FROM_CONSTRAINT): Renamed from REG_CLASS_FROM_LETTER.
25392 Add 'q' constraints.
25393 (REGNO_REG_CLASS): For R0 through R7, return corresponding regclass.
25394 (CLASS_LIKELY_SPILLED_P): True for R0, R1 and R2.
25396 * config/bfin/bfin.md (add_with_carry): New pattern.
25397 (s_or_u, su_optab, su_modifier): New code macros/attrs.
25398 (<su_optab>hisi_ll, <su_optab>hisi_lh, <su_optab>hisi_hl,
25399 <su_optab>hisi_hh): Renamed from mulhisi_xx patterns; macroized to
25400 support unsigned multiplies too. Removed incorrect commutativity from
25401 operand 1 constraint where appropriate.
25402 (usmulhisi_ull, usmulhisi_ulh, usmulhisi_uhl, usmulhisi_uhh): New
25404 (<su_optab>hisi_ll_lh, <su_optab>hisi_ll_hl, <su_optab>hisi_ll_hh,
25405 <su_optab>hisi_lh_hl, <su_optab>hisi_lh_hh, <su_optab>hisi_hl_hh):
25407 (usmulhisi_ll_lul, usmulhisi_ll_luh, usmulhisi_ll_hul,
25408 usmulhisi_ll_huh, usmulhisi_lh_lul, usmulhisi_lh_luh, usmulhisi_lh_hul,
25409 usmulhisi_lh_huh, usmulhisi_hl_lul, usmulhisi_hl_luh, usmulhisi_hl_hul,
25410 usmulhisi_hl_huh, usmulhisi_hh_lul, usmulhisi_hh_luh, usmulhisi_hh_hul,
25411 usmulhisi_hh_huh): New patterns.
25413 * config/bfin/bfin.md (ssashiftv2hi3, ssashifthi3, lshiftv2hi3,
25414 lshifthi3): Fix output template to use half reg for operand 2.
25416 * config/bfin/bfin.c (bfin_output_mi_thunk): Use R3 as scratch reg
25419 * config/bfin/bfin.md (rotl16, rotlsi3, rotrsi3): New patterns.
25421 2007-02-27 Andreas Schwab <schwab@suse.de>
25423 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-common.texi.
25425 2007-02-27 Jan Hubicka <jh@suse.cz>
25427 * predict.c (last_basic_block_p): Remove.
25428 (tree_estimate_probability): Update return heuristic for commonized
25431 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25433 * Makefile.in (TEXI_GCCINSTALL_FILES): Add gcc-vers.texi dependency.
25435 2007-02-26 Brooks Moses <brooks.moses@codesourcery.com>
25437 * doc/include/gcc-common.texi (versionsubtitle): New macro.
25438 * doc/cpp.texi: Standardize title page.
25439 * doc/cppinternals.texi: Likewise.
25440 * doc/gcc.texi: Standardize title page, remove version number
25441 from copyright page.
25442 * doc/gccint.texi: Likewise.
25443 * doc/install.texi: Standardize title page, add table of
25446 2007-02-26 Jan Hubicka <jh@suse.cz>
25448 * predict.def: Set outcomes according to more recent results.
25449 (PRED_LOOP_CONDITION, PRED_LOOP_PRECONDITIONING, PRED_LOOP_HEADER):
25450 Remove dead predictors.
25451 * predict.c (return_prediction): Fix pasto.
25453 2007-02-27 Bernd Schmidt <bernd.schmidt@analog.com>
25455 * loop-iv.c (simplify_using_initial_values): Fix oversight in previous
25456 change; avoid a memory leak when returning early.
25458 2007-02-26 Mark Mitchell <mark@codesourcery.com>
25460 * c-decl.c (static_ctors): Move to c-common.c.
25461 (static_dtors): Likewise.
25462 (finish_function): Use c_record_cdtor_fn.
25463 (build_cdtor): Move to c-common.c.
25464 (c_write_global_declarations): Use c_build_cdtor_fns.
25465 * c-common.h (static_ctors): Declare.
25466 (static_dtors): Likewise.
25467 (c_record_cdtor_fn): Likewise.
25468 (c_build_cdtor_fns): Likewise.
25469 * c-common.c (static_ctors): New variable.
25470 (static_dtors): Likewise.
25471 (c_record_cdtor_fn): New function.
25472 (build_cdtor): Move from c-decl.c
25473 (c_build_cdtor_fns): New function.
25475 * output.h (assemble_addr_to_section): Declare.
25476 (get_cdtor_priority_section): Likewise.
25477 * varasm.c (assemble_addr_to_section): New function.
25478 (get_cdtor_priority_section): Likewise.
25479 (default_named_section_asm_out_destructor): Use them.
25480 (destor_dtor_section_asm_out_destructor): Likewise.
25481 (default_named_section_asm_out_constructor): Likewise.
25482 (default_ctor_section_asm_out_constructor): Likewise.
25483 * config.gcc (*-*-vxworks*): Include vxworks.o.
25484 * config/t-vxworks (vxworks.o): New target.
25485 * config/vxworks.h (ALWAYS_NUMBER_CTORS_SECTIONS): Remove.
25486 (TARGET_ASM_CONSTRUCTOR): Define.
25487 (TARGET_ASM_DESTRUCTOR): Likewise.
25488 (vxworks_asm_out_constructor): Declare.
25489 (vxworks_asm_out_destructor): Likewise.
25491 * c-common.c (get_priority): Check that we have not just an
25492 INTEGER_CST, but an integer constant with integeral type.
25494 2007-02-25 Uros Bizjak <ubizjak@gmail.com>
25496 PR tree-optimization/30938
25497 * tree-vect-transform.c (vectorizable_call): Fix off-by-one error:
25498 use &dt[nargs-1] instead of &dt[nargs] in the call to
25499 vect_is_simple_use().
25501 2007-02-25 Ulrich Weigand <uweigand@de.ibm.com>
25503 * reload.c (find_reloads_address_1): Handle PLUS expressions resulting
25504 from register elimination as PRE_MODIFY / POST_MODIFY increments.
25505 Do not attempt to handle MEM inside auto-inc expressions.
25506 * reload1.c (eliminate_regs_1): Do not attempt to handle elimination
25507 of a register modified by an auto-inc expression. However, do handle
25508 elimination of a register used as PRE_MODIFY / POST_MODIFY increment.
25509 (elimination_effects): Prohibit elimination of a register modified
25510 by an auto-inc expression. Disable register elimination rules whose
25511 target register is modified by an auto-inc expression with variable
25514 2007-02-25 Zdenek Dvorak <dvorakz@suse.cz>
25516 * tree-ssa-loop-niter.c (compute_estimated_nb_iterations): Fix
25518 (array_at_struct_end_p): New function.
25519 (idx_infer_loop_bounds): Use it.
25520 (estimate_numbers_of_iterations_loop): Export.
25521 * predict.c (predict_loops): Use estimated_loop_iterations_int.
25522 Do not use PRED_LOOP_EXIT on exits predicted by # of iterations.
25523 (tree_estimate_probability): Call record_loop_exits.
25524 * tree-data-ref.c (get_number_of_iters_for_loop): Replaced by ...
25525 (estimated_loop_iterations, estimated_loop_iterations_int,
25526 estimated_loop_iterations_tree): New functions.
25527 (analyze_siv_subscript_cst_affine,
25528 compute_overlap_steps_for_affine_1_2,
25529 analyze_subscript_affine_affine): Use estimated_loop_iterations_int.
25530 (analyze_miv_subscript): Use estimated_loop_iterations_tree.
25531 * predict.def (PRED_LOOP_ITERATIONS): Update comment.
25532 (PRED_LOOP_ITERATIONS_GUESSED): New.
25533 * cfgloop.c (record_loop_exits): Do nothing if there are no loops.
25534 * cfgloop.h (estimate_numbers_of_iterations_loop,
25535 estimated_loop_iterations_int): Declare.
25537 2007-02-25 Mark Mitchell <mark@codesourcery.com>
25539 * doc/extend.texi: Document optional priority argument to
25540 constructors and destructors.
25541 * tree.c (init_priority_for_decl): Adjust GTY markers.
25542 (init_ttree): Use priority-info hash functions for
25543 init_priority_for_decl.
25544 (tree_map_eq): Rename to ...
25545 (tree_map_base_eq): ... this.
25546 (tree_map_marked_p): Rename to ...
25547 (tree_map_base_marked_p): ... this.
25548 (tree_map_base_hash): New function.
25549 (decl_init_priority_lookup): Rework.
25550 (decl_fini_priority_lookup): New function.
25551 (decl_priority_info): New function.
25552 (decl_init_priority_insert): Use it.
25553 (decl_fini_priority_insert): Likewise.
25554 (decl_restrict_base_lookup): Adjust for refactoring of tree_map
25556 (decl_restrict_base_insert): Likewise.
25557 (decl_debug_expr_insert): Likewise.
25558 (decl_value_expr_lookup): Likewise.
25559 (decl_value_expr_insert): Likewise.
25560 * tree.h (priority_type): New type.
25561 (decl_init_priority_lookup): Use priority_type.
25562 (decl_fini_priority_lookup): New function.
25563 (decl_init_priority_insert): Use priority_type.
25564 (decl_fini_priority_insert): New function.
25565 (DECL_HAS_INIT_PRIORITY): Tweak comments.
25566 (DECL_INIT_PRIORITY): Likewise.
25567 (SET_DECL_INIT_PRIORITY): Add comment.
25568 (DECL_FINI_PRIORITY): New macro.
25569 (SET_DECL_FINI_PRIORITY): Likewise.
25570 (DEFAULT_INIT_PRIORITY): Document.
25571 (MAX_INIT_PRIORITY): Likewise.
25572 (MAX_RESERVED_INIT_PRIORITY): Likewise.
25573 (tree_map_base): New type.
25574 (tree_map_base_eq): New function.
25575 (tree_map_base_hash): Likewise.
25576 (tree_map_base_marked_p): Likewise.
25577 (tree_map): Inherit from tree_map_base.
25578 (tree_map_eq): Make it a macro.
25579 (tree_map_marked_p): Likewise.
25580 (tree_int_map): Inherit from tree_map_base.
25581 (tree_int_map_eq): Make it a macro.
25582 (tree_int_map_hash): Likewise.
25583 (tree_int_map_marked_p): Likewise.
25584 (tree_priority_map): New type.
25585 (tree_priority_map_eq): New macro.
25586 (tree_priority_map_hash): Likewise.
25587 (tree_priority_map_marked_p): Likewise.
25588 * varasm.c (emults_decl): Adjust for refactoring of tree_map
25590 (emutls_common_1): Likewise.
25591 * lambda-code.c (replace_uses_equiv_to_x_with_y): Likewise.
25592 * tree-ssa-structalias.c (heapvar_lookup): Adjust for refactoring
25593 of tree_map hierarchy.
25594 * tree-cfg.c (move_stmt_r): Likewise.
25595 (new_label_mapper): Likewise.
25596 * c-tree.h (c_expand_body): Move to ...
25597 * c-common.h (c_expand_body): ... here.
25598 * c-decl.c (c_expand_body): Move to ...
25599 * c-common.c (c_expand_body): ... here.
25600 (c_common_attribute_table): Allow 1 argument for the constructor
25601 and destructor attributes.
25602 (get_priority): New function.
25603 (handle_constructor_attribute): Set DECL_INIT_PRIORITY.
25604 (handle_destructor_attribute): Set DECL_FINI_PRIORITY.
25606 2007-02-24 Jan Hubicka <jh@suse.cz>
25608 PR middle-end/30509
25609 * tree-inline.c (copy_bb): Produce exact copy of EH info when
25610 copying for inlining.
25612 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25613 Jan Hubicka <jh@suse.cz>
25616 * i386.c (counter_mode): New function.
25617 (expand_set_or_movmem_via_loop): Use it.
25618 (expand_movmem_epilogue): Likewise; fix pasto.
25619 (ix86_expand_movmem): Do emit guard even for constant counts.
25620 (ix86_expand_setmem): Likewise.
25622 2007-02-25 Nick Clifton <nickc@redhat.com>
25624 * config/frv/frv.h (ASM_OUTPUT_CASE_LABEL): Delete.
25625 (JUMP_TABLES_IN_TEXT_SECTION): Define.
25627 2007-02-24 Uros Bizjak <ubizjak@gmail.com>
25630 * config/i386/i386.md (expand_movmem_epilogue): Fix typo, mask
25631 count argument with 0x10, not with 0x16.
25632 (expand_setmem_epilogue): Ditto.
25634 2007-02-24 Mike Stump <mrs@apple.com>
25636 * config/i386/i386.c (output_pic_addr_const): Stubify optimized
25639 2007-02-24 Richard Guenther <rguenther@suse.de>
25641 PR middle-end/30951
25642 * fold-const.c (fold_binary): Fold x +- CST op x for
25643 EQ_EXPR and NE_EXPR.
25645 2007-02-24 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
25647 * pa.md (muldi3): Force subregs to registers in 64-bit expander.
25649 2007-02-24 Jan Hubicka <jh@suse.cz>
25651 * cgraphunit.c (decide_is_function_needed): Honor
25652 -fkeep-inline-functions.
25654 2007-02-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25656 * builtins.c (fold_builtin_modf): New.
25657 (fold_builtin_2): Use it.
25659 2007-02-24 Bernd Schmidt <bernd.schmidt@analog.com>
25661 * loop-iv.c (implies_p): Detect additional cases where A implies B.
25662 (determine_max_iter): Take additional LOOP arg; all callers changed.
25663 Lose broken logic dealing with PLUS. Try to limit the upper bound by
25664 one using simplifications.
25665 (simplify_using_initial_values): Return if the expression becomes
25666 invalid due to altered regs.
25668 2007-02-23 DJ Delorie <dj@redhat.com>
25670 * doc/tm.h (BIGGEST_ALIGNMENT): Clarify the purpose of this macro.
25672 2007-02-23 Mike Stump <mrs@apple.com>
25674 * tlink.c (scan_linker_output): Parse linker messages from
25675 darwin9's linker better.
25677 2007-02-23 Steve Ellcey <sje@cup.hp.com>
25680 * varpool.c (varpool_assemble_pending_decls): Set
25681 varpool_last_needed_node to null.
25683 2007-02-23 DJ Delorie <dj@redhat.com>
25685 * config/i386/i386.c (ix86_data_alignment): Don't specify an
25686 alignment bigger than the object file can handle.
25688 2007-02-23 Uros Bizjak <ubizjak@gmail.com>
25691 * config/i386/i386.md (*movdi_1_rex64, zero_extendsidi2_32,
25692 zero_extendsidi2_rex64): Penalize MMX register<->memory moves.
25693 (*movsf_1): Penalize MMX moves.
25695 2007-02-23 Bernd Schmidt <bernd.schmidt@analog.com>
25697 * config/bfin/bfin.md (doloop_end): Fail for loops that can iterate
25698 2^32-1 or more times unless flag_unsafe_loop_optimizations.
25700 * loop-iv.c (determine_max_iter): Moved in front of its sole user.
25702 2007-02-23 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25704 * builtins.c (fold_builtin_logb, fold_builtin_significand): New.
25705 (fold_builtin_1): Use them.
25706 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle
25707 BUILT_IN_SIGNIFICAND.
25709 2007-02-23 H.J. Lu <hongjiu.lu@intel.com>
25711 * config/i386/i386.c (bdesc_1arg): Initialize
25712 IX86_BUILTIN_MOVSHDUP and IX86_BUILTIN_MOVSLDUP with
25713 "__builtin_ia32_movshdup" and "__builtin_ia32_movsldup".
25714 (ix86_init_mmx_sse_builtins): Remove IX86_BUILTIN_MOVSHDUP
25715 and IX86_BUILTIN_MOVSLDUP.
25717 2007-02-22 Paolo Bonzini <bonzini@gnu.org>
25719 PR rtl-optimization/30841
25720 * fwprop.c (propagate_rtx_1): Accept a VOIDmode replacement address.
25722 2007-02-22 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25724 * builtins.c (fold_builtin_frexp): New.
25725 (fold_builtin_2): Use it.
25727 2007-02-22 Mark Mitchell <mark@codesourcery.com>
25729 * doc/invoke.texi (Spec Files): Document getenv spec function.
25731 * gcc.c (getenv_spec_function): New function.
25732 (static_spec_functions): Add it.
25733 * config/vxworks.h (VXWORKS_TARGET_DIR): Remove.
25734 (VXWORKS_ADDITIONAL_CPP_SPEC): Use getenv to find the VxWorks
25737 2007-02-22 Michael Matz <matz@suse.de
25740 * dwarf2out.c (add_AT_string): Call ggc_strdup once per string.
25741 (type_tag): Use lang_hooks.dwarf_name instead of DECL_NAME.
25743 2007-02-22 Ian Lance Taylor <iant@google.com>
25746 * dwarf2out.c (concatn_mem_loc_descriptor): New static function.
25747 (mem_loc_descriptor): Call it.
25749 2007-02-22 Zdenek Dvorak <dvorakz@suse.cz>
25750 Ira Rosen <irar@il.ibm.com>
25752 * tree-data-ref.c (ptr_ptr_may_alias_p): Take alias sets into account.
25754 2007-02-22 Ira Rosen <irar@il.ibm.com>
25756 PR tree-optimization/30843
25757 * tree-vect-transform.c (vect_transform_loop): Remove strided scalar
25758 stores only after all the group is vectorized.
25760 2007-02-22 Dorit Nuzman <dorit@il.ibm.com>
25762 PR tree-optimization/30858
25763 * tree-vectorizer.c (vect_is_simple_reduction): Check that the stmts
25764 in the reduction cycle have a single use in the loop.
25765 * tree-vectorizer.h (relevant): Add documentation.
25767 2007-02-20 Mike Stump <mrs@apple.com>
25769 * configure.ac (powerpc*-*-darwin*): #include <sys/cdefs.h>.
25770 * configure: Regenerate.
25772 2007-02-21 Trevor Smigiel <trevor_smigiel@playstation.sony.com>
25774 Change the defaults of some parameters and options.
25775 * config/spu/spu-protos.h (spu_optimization_options): Declare.
25776 * config/spu/spu.c (spu_optimization_options): Add.
25777 (spu_override_options): Change params in spu_optimization_options.
25778 * config/spu/spu.h (OPTIMIZATION_OPTIONS): Define.
25780 Register 127 is only 16 byte aligned when used as a frame pointer.
25781 * config/spu/spu-protos.h (spu_init_expanders): Declare.
25782 * config/spu/spu.c (spu_expand_prologue): Set REGNO_POINTER_ALIGN for
25783 HARD_FRAME_POINTER_REGNUM.
25784 (spu_legitimate_address): Use regno_aligned_for_reload.
25785 (regno_aligned_for_load): HARD_FRAME_POINTER_REGNUM is only 16 byte
25786 aligned when frame_pointer_needed is true.
25787 (spu_init_expanders): New. Set alignment of HARD_FRAME_POINTER_REGNUM
25789 * config/spu/spu.h (INIT_EXPANDERS): Define.
25791 Make sure shift and rotate instructions have valid immediate operands.
25792 * config/spu/predicates.md (spu_shift_operand): Remove.
25793 * config/spu/spu.c (print_operand): Add [efghEFGH] modifiers.
25794 * config/spu/constraints.md (W, O): Extend range.
25795 * config/spu/spu.md (umask, nmask): Define.
25796 (ashl<mode>3, ashldi3, ashlti3_imm, shlqbybi_ti, shlqbi_ti, shlqby_ti,
25797 lshr<mode>3, rotm_<mode>, lshr<mode>3_imm, rotqmbybi_<mode>,
25798 rotqmbi_<mode>, rotqmby_<mode>, ashr<mode>3, rotma_<mode>,
25799 rotl<mode>3, rotlti3, rotqbybi_ti, rotqby_ti, rotqbi_ti): Use
25800 spu_nonmem_operand instead of spu_shift_operands. Use new modifiers.
25801 (lshr<mode>3_reg): Fix rtl description.
25803 Make sure mulhisi immediate operands are valid.
25804 * config/spu/predicates.md (imm_K_operand): Add.
25805 * config/spu/spu.md (mulhisi3_imm, umulhisi3_imm): Use imm_K_operand.
25807 Generate constants using fsmbi and andi.
25808 * config/spu/spu.c (enum immediate_class): Add IC_FSMBI2.
25809 (print_operand, spu_split_immediate, classify_immediate,
25810 fsmbi_const_p): Handle IC_FSMBI2.
25812 Correctly handle a CONST_VECTOR containing symbols.
25813 * config/spu/spu.c (print_operand): Handle HIGH correctly.
25814 (spu_split_immediate): Split CONST_VECTORs with -mlarge-mem.
25815 (immediate_load_p): Allow symbols that use 2 instructions to create.
25816 (classify_immediate, spu_builtin_splats): Don't accept a CONST_VECTOR
25817 with symbols when flag_pic is set.
25818 (const_vector_immediate_p): New.
25819 (logical_immediate_p, iohl_immediate_p, arith_immediate_p): Don't
25820 accept a CONST_VECTOR with symbols.
25821 (spu_legitimate_constant_p): Use const_vector_immediate_p. Don't
25822 accept a CONST_VECTOR with symbols when flag_pic is set. Handle HIGH
25824 * config/spu/spu.md (high, low): Delete.
25825 (low_<mode>): Define.
25827 Remove INTRmode and INTR_REGNUM, which didn't work.
25828 * config/spu/spu.c (spu_conditional_register_usage): Remove reference
25830 * config/spu/spu-builtins.md (spu_idisable, spu_ienable, set_intr,
25831 set_intr_pic, set_intr_cc, set_intr_cc_pic, set_intr_return, unnamed
25832 peephole2 pattern): Don't use INTR or 131.
25833 (movintrcc): Delete.
25834 * config/spu/spu.h (FIRST_PSEUDO_REGISTER, FIXED_REGISTERS,
25835 CALL_USED_REGISTERS, REGISTER_NAMES, INTR_REGNUM): Remove INTR_REGNUM.
25836 * config/spu/spu.md (UNSPEC_IDISABLE, UNSPEC_IENABLE): Remove.
25837 (UNSPEC_SET_INTR): Add.
25838 * config/spu/spu-modes.def (INTR): Remove.
25840 More accurate warnings about run-time relocations.
25841 * config/spu/spu.c (reloc_diagnostic): Test in_section.
25843 Correctly warn about immediate arguments to specific intrinsics.
25844 * config/spu/spu.c (spu_check_builtin_parm): Handle CONST_VECTORs.
25845 (spu_expand_builtin_1): Call spu_check_builtin_parm before checking
25846 the instruction predicate.
25848 Fix tree check errors with latest update.
25849 * config/spu/spu.c (expand_builtin_args, spu_expand_builtin_1): Use
25851 (spu_expand_builtin): Use CALL_EXPR_FN.
25853 Add missing specific intrinsics.
25854 * config/spu/spu-builtins.def: Add si_bisled, si_bisledd and
25856 * config/spu/spu_internals.h: Ditto.
25858 Fix incorrect operand modifiers.
25859 * config/spu/spu-builtins.md (spu_mpy, spu_mpyu): Remove use of %H.
25860 * config/spu/spu.md (xor<mode>3): Change %S to %J.
25862 Optimize one case of zero_extend of a vec_select.
25863 * config/spu/spu.md (_vec_extractv8hi_ze): Add.
25865 Accept any immediate for hbr.
25866 * config/spu/spu.md (hbr): Change s constraints to i.
25868 2007-02-21 Paul Brook <paul@codesourcery.com>
25870 * config/arm/arm.c (thumb2_final_prescan_insn): Don't incrememnt
25871 condexec_count when skipping USE and CLOBBER.
25873 2007-02-21 Nick Clifton <nickc@redhat.com>
25875 * common.opt (Warray-bounds): Add Warning attribute.
25876 (Wstrict-overflow, Wstrict-overflow=, Wcoverage-mismatch):
25878 (fsized-zeroes): Add Optimization attribute.
25879 (fsplit-wide-types, ftree-scev-cprop): Likewise.
25880 * c.opt (Wc++0x-compat): Add Warning attribute.
25882 2007-02-21 Ulrich Weigand <uweigand@de.ibm.com>
25884 PR middle-end/30761
25885 * reload1.c (eliminate_regs_in_insn): In the single_set special
25886 case, attempt to re-recognize the insn before falling back to
25887 having reload fix it up.
25889 2007-02-20 Eric Christopher <echristo@gmail.com>
25891 * config/frv/frv.c (frv_read_argument): Take a tree and int argument.
25892 Rewrite accordingly.
25893 (frv_read_iacc_argument): Ditto.
25894 (frv_expand_set_builtin): Take a call instead of arglist, update for
25896 (frv_expand_unop_builtin): Ditto.
25897 (frv_expand_binop_builtin): Ditto.
25898 (frv_expand_cut_builtin): Ditto.
25899 (frv_expand_binopimm_builtin): Ditto.
25900 (frv_expand_voidbinop_builtin): Ditto.
25901 (frv_expand_int_void2arg): Ditto.
25902 (frv_expand_prefetches): Ditto.
25903 (frv_expand_voidtriop_builtin): Ditto.
25904 (frv_expand_voidaccop_builtin): Ditto.
25905 (frv_expand_load_builtin): Ditto.
25906 (frv_expand_store_builtin): Ditto.
25907 (frv_expand_mdpackh_builtin): Ditto.
25908 (frv_expand_mclracc_builtin): Ditto.
25909 (frv_expand_mrdacc_builtin): Ditto.
25910 (frv_expand_mwtacc_builtin): Ditto.
25911 (frv_expand_builtin): Remove usage of CALL_EXPR_ARGS, update
25914 2007-02-20 Janis Johnson <janis187@us.ibm.com>
25916 * doc/invoke.texi (RS/6000 and PowerPC Options): Add -mcmpb and -mdfp.
25917 * configure.ac (HAVE_GAS_CMPB): Check for assembler support of the
25919 (HAVE_GAS_DFP): Check for assembler support of decimal floating
25920 point instructions.
25921 * configure: Regenerate.
25922 * config.in: Regenerate.
25923 * config/rs6000/rs6000.opt (mcmpb, mdfp): New.
25924 * config/rs6000/rs6000.c (rs6000_override_options): Add CMPB and DFP
25925 masks to power6 and power6x and to POWERPC_MASKS.
25926 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
25928 * config/rs6000/rs6000.h: Check assembler support for CMPB and DFP.
25929 * config/rs6000/sysv4.opt (mprototype): Use variable, not mask.
25930 * config/rs6000/linux64.h (SUBSUBTARGET_OVERRIDE_OPTIONS):
25931 Access PROTOTYPE as variable, not mask.
25933 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25935 * rtl.h (remove_reg_equal_equiv_notes): New prototype.
25936 * rtlanal.c (remove_reg_equal_equiv_notes): New function.
25937 * combine.c (adjust_for_new_dest): Use it.
25938 * postreload.c (reload_combine): Likewise.
25940 2007-02-20 Steven Bosscher <steven@gcc.gnu.org>
25942 * rtlanal.c (find_reg_equal_equiv_note): Do not find REG_EQ*
25943 notes on an insn with multiple sets, even if single_set returns
25944 non-NULL for that insn.
25946 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25948 * fold-const.c (tree_expr_nonnegative_warnv_p): Handle scalb,
25949 scalbn and scalbln.
25951 2007-02-20 Geoffrey Keating <geoffk@apple.com>
25953 * config/darwin.h (LINK_SPEC): Default -mmacosx-version-min only
25954 if user didn't pass it.
25955 * config/i386/darwin.h (CC1_SPEC): Likewise.
25956 * config/rs6000/darwin.h (CC1_SPEC): Likewise.
25957 (DARWIN_MINVERSION_SPEC): Don't depend on user's setting of
25958 -mmacosx-version-min.
25960 2007-02-20 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
25961 Uros Bizjak <ubizjak@gmail.com>
25963 * optabs.h (enum optab_index): Add new OTI_scalb.
25964 (scalb_optab): Define corresponding macro.
25965 * optabs.c (init_optabs): Initialize scalb_optab.
25966 * genopinit.c (optabs): Implement scalb_optab using scalb?f3
25968 * builtins.c (expand_builtin_mathfn_2, expand_builtin): Handle
25969 BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L} and BUILT_IN_SCALBLN{,F,L}.
25970 (expand_builtin): Expand BUILT_IN_SCALB{,F,L}, BUILT_IN_SCALBN{,F,L}
25971 and BUILT_IN_SCALBLN{,F,L} using expand_builtin_mathfn_2 if
25972 flag_unsafe_math_optimizations is set.
25974 * config/i386/i386.md (scalbxf3, scalb<mode>3): New expanders
25975 to implement scalbf, scalb and scalbl built-ins as inline x87
25978 2007-02-20 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
25979 DJ Delorie <dj@redhat.com>
25982 * diagnostic.c (diagnostic_count_diagnostic): Move -Werror logic to...
25983 (diagnostic_report_diagnostic): ... here, and turn them into real
25984 errors. If warnings are inhibited, no need to do anything.
25986 2007-02-20 Uros Bizjak <ubizjak@gmail.com>
25988 * config/i386/i386.md (expm1xf2): Reorder insn sequence for
25989 better code generation.
25991 2007-02-20 Ben Elliston <bje@au.ibm.com>
25993 * config/m68hc11/m68hc11.h (OVERRIDE_OPTIONS): Remove extra ;.
25995 2007-02-20 Kazu Hirata <kazu@codesourcery.com>
25997 * config/alpha/alpha.c, config/alpha/alpha.md,
25998 config/alpha/lib1funcs.asm, config/alpha/vms-crt0-64.c,
25999 config/alpha/vms-psxcrt0-64.c, config/arc/arc.c,
26000 config/arc/arc.h, config/arm/arm.c, config/arm/arm.md,
26001 config/arm/lib1funcs.asm: Follow spelling conventions.
26003 * config/c4x/c4x.md, config/cris/cris.c, config/crx/crx.c,
26004 config/fr30/fr30.md, config/i386/i386.h,
26005 config/iq2000/iq2000.h, config/iq2000/predicates.md,
26006 config/pa/milli64.S, config/pa/pa.c, config/pa/pa.h,
26007 config/pa/pa.md, config/pa/pa32-regs.h, config/pa/pa64-regs.h,
26008 config/pdp11/pdp11.c, config/pdp11/pdp11.h,
26009 config/rs6000/altivec.md, config/rs6000/rs6000.c,
26010 config/s390/s390-modes.def, config/sparc/netbsd-elf.h,
26011 config/sparc/sparc.c, config/sparc/sparc.h,
26012 config/sparc/sparc.md, config/spu/constraints.md,
26013 config/spu/spu.c, config/stormy16/stormy16.md: Follow spelling
26016 2007-02-20 Alan Modra <amodra@bigpond.net.au>
26019 * varasm.c (use_blocks_for_decl_p): Return false for decls with
26022 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26024 * doc/invoke.texi (-ftree-lrs): Remove.
26026 2007-02-19 Diego Novillo <dnovillo@redhat.com>
26028 * tree-ssa-pre.c (create_value_expr_from): Initialize POOL to
26031 2007-02-19 Lee Millward <lee.millward@codesourcery.com>
26033 * config/ia64/ia64.c (ia64_expand_builtin): Use the
26034 new CALL_EXPR_FN macro for retrieving the function
26035 declaration of the input expression.
26037 2007-02-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
26039 * c.opt (Waddress): New.
26040 * common.opt (Walways-true): Delete.
26041 (Wstring-literal-comparison): Delete.
26042 * doc/invoke.texi (Warning Options): Delete -Walways-true and
26043 -Wstring-literal-comparison. Add -Waddress.
26045 (Walways-true): Delete.
26046 (Wstring-literal-comparison): Delete.
26047 * doc/extend.texi (#pragma GCC diagnostic): Use -Wformat
26048 consistently instead of -Walways-true in example.
26049 * c-opts.c (c_common_handle_option): -Waddress is enabled by -Wall.
26050 * c-typeck.c (parser_build_binary_op): Replace
26051 -Wstring-literal-comparison and -Walways-true with -Waddress.
26052 * c-common.c (c_common_truthvalue_conversion): Replace -Walways-true
26055 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26057 * tree-cfg.c (dump_function_to_file): Be prepared for functions
26058 without DECL_STRUCT_FUNCTION initialized.
26060 2007-02-19 Eric Botcazou <ebotcazou@adacore.com>
26062 * gimplify.c (gimplify_init_ctor_preeval_1): Detect potential overlap
26063 due to calls to functions taking pointers as parameters.
26065 2007-02-19 Richard Henderson <rth@redhat.com>
26068 * var-tracking.c (track_expr_p): Disallow AGGREGATE_TYPE_P
26071 2007-02-19 Andreas Krebbel <krebbel1@de.ibm.com>
26073 * config/s390/s390.c (s390_call_saved_register_used,
26074 s390_function_ok_for_sibcall): Adjust the way CALL_EXPR arguments are
26075 accessed to the new scheme.
26077 2007-02-19 Jan-Benedict Glaw <jbglaw@lug-owl.de>
26079 * config/cris/cris.c (cris_movem_load_rest_p, cris_store_multiple_op_p)
26080 (cris_print_index, cris_print_operand, cris_print_operand_address)
26081 (cris_reload_address_legitimized, cris_rtx_costs, cris_address_cost)
26082 (cris_side_effect_mode_ok, cris_valid_pic_const, cris_split_movdx)
26083 (cris_expand_pic_call_address): Use xxx_P predicate macros instead of
26084 GET_CODE () == xxx.
26085 * config/cris/cris.h (SECONDARY_RELOAD_CLASS, EXTRA_CONSTRAINT_Q,
26086 EXTRA_CONSTRAINT_T, BDAP_INDEX_P, BIAP_INDEX_P, SIMPLE_ADDRESS_P,
26087 GO_IF_LEGITIMATE_ADDRESS): Ditto.
26088 * config/cris/cris.md (define_insns: *btst, movdi, *mov_side<mode>)
26089 (*mov_sidesisf, *mov_side<mode>_mem, *mov_sidesisf_mem)
26090 (*clear_side<mode>, movsi, *movsi_internal, *ext_sideqihi)
26091 (*ext_side<mode>si, *op_side<mode>, *op_swap_side<mode>, addsi3)
26092 (*extopqihi_side, *extop<mode>si_side, *extopqihi_swap_side)
26093 (*extop<mode>si_swap_side, addi_mul, *addi,andsi3, andhi3, ashl<mode>3)
26094 (uminsi3, call, call_value): Ditto.
26095 (define_split: indir_to_reg_split, unnamed): Ditto.
26097 2007-02-19 Dorit Nuzman <dorit@il.ibm.com>
26099 PR tree-optimization/30975
26100 * tree-vect-trasnform.c (vect_get_vec_def_for_stmt_copy): Remove
26103 2007-02-18 Eric Christopher <echristo@gmail.com>
26105 * mips.c (mips_prepare_builtin_arg): Add argnum parameter.
26106 Remove use of arglist.
26107 (mips_expand_builtin): Remove use of arglist, pass in expr.
26108 (mips_expand_builtin_direct): Rewrite handling for arglist removal.
26109 (mips_expand_builtin_movtf): Ditto.
26110 (mips_expand_builtin_compare): Ditto.
26112 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26114 * tree-sra.c (sra_build_assignment): Replace assertion
26115 checking with a comment explaining why it can't be done.
26117 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26119 PR middle-end/30833
26120 * tree-dump.c (dequeue_and_dump): Add tcc_vl_exp case missed
26121 during CALL_EXPR representation conversion.
26122 * tree-ssa-propagate.c (set_rhs): Likewise.
26124 2007-02-19 Alexandre Oliva <aoliva@redhat.com>
26126 * tree-sra.c (sra_build_assignment): Disable assertion checking
26129 2007-02-18 Roger Sayle <roger@eyesopen.com>
26131 * function.c (gimplify_parameters): Call build_gimple_modify_stmt
26132 instead of calling build2 with a GIMPLE_MODIFY_STMT.
26133 * gimple-low.c (lower_function_body, lower_builtin_setjmp):
26135 * gimplify.c (build_stack_save_restore, gimplify_return_expr,
26136 gimplify_decl_expr, gimplify_self_mod_expr, gimplify_cond_expr,
26137 gimplify_init_ctor_eval_range, gimple_push_cleanup,
26138 gimplify_omp_for, gimplify_omp_atomic_pipeline,
26139 gimplify_omp_atomic_mutex, gimplify_expr, gimplify_one_sizepos,
26140 force_gimple_operand): Likewise.
26141 * ipa-cp.c (constant_val_insert): Likewise.
26142 * lambda-code.c (lbv_to_gcc_expression, lle_to_gcc_expression,
26143 lambda_loopnest_to_gcc_loopnest, replace_uses_equiv_to_x_with_y,
26144 perfect_nestify): Likewise.
26145 * langhooks.c (lhd_omp_assignment): Likewise.
26146 * omp-low.c (lower_rec_input_clauses, lower_reduction_clauses,
26147 lower_copyprivate_clauses, lower_send_clauses,
26148 lower_send_shared_vars, expand_parallel_call,
26149 expand_omp_for_generic, expand_omp_for_static_nochunk,
26150 expand_omp_for_static_chunk, expand_omp_sections,
26151 lower_omp_single_copy, lower_omp_for_lastprivate,
26152 lower_omp_parallel, init_tmp_var, save_tmp_var): Likewise.
26153 * value-prof.c (tree_divmod_fixed_value, tree_mod_pow2,
26154 tree_mod_subtract, tree_ic, tree_stringop_fixed_value):
26157 2007-02-19 Kazu Hirata <kazu@codesourcery.com>
26159 * config/sh/divtab.c, config/sh/sh.c, config/sh/sh.h,
26160 config/sh/sh.md: Follow spelling conventions.
26162 * config/frv/frv.c, config/frv/frv.h, config/frv/frv.md,
26163 config/frv/predicates.md: Follow spelling conventions.
26165 * config/m68k/linux-unwind.h: Fix a comment typo.
26166 * target.h: Follow spelling conventions.
26168 2007-02-18 Roger Sayle <roger@eyesopen.com>
26170 PR rtl-optimization/28173
26171 * simplify-rtx.c (simplify_binary_operation_1) <IOR>: Optimize
26172 (X & C1) | C2 as C2 when (C1 & C2) == C1 and X has no side-effects.
26173 Optimize (X & C1) | C2 as X | C2 when (C1 | C2) == ~0.
26174 Canonicalize (X & C1) | C2 as (X & (C1 & ~C2)) | C2.
26175 <AND>: Canonicalize (X | C1) & C2 as (X & C2) | (C1 & C2).
26177 2007-02-18 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
26179 * builtins.c (fold_builtin_load_exponent): New.
26180 (fold_builtin_2): Use it.
26182 2007-02-18 Steven Bosscher <steven@gcc.gnu.org>
26184 PR rtl-optimization/30773
26185 * local-alloc.c (update_equiv_regs): Do not set reg_equiv_init
26186 if we fail to attach a REG_EQUIV note.
26188 2007-02-18 David Edelsohn <edelsohn@gnu.org>
26189 Roger Sayle <roger@eyesopen.com>
26191 * config/rs6000/rs6000.md (bswapsi2): New define_insn and splitter.
26193 2007-02-18 Sandra Loosemore <sandra@codesourcery.com>
26195 * calls.c (initialize_argument_information): Pass original EXP
26196 and STRUCT_VALUE_ADDR_VALUE instead of a list of arguments. Move
26197 code to split complex arguments here, as part of initializing the
26199 (expand_call): Remove code that builds a list of arguments and
26200 inserts implicit arguments into it. Instead, just count how many
26201 implicit arguments there will be so we can determine the size of
26202 the ARGS array, and let initialize_argument_information do the work.
26203 (split_complex_values): Delete unused function.
26205 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26207 * tree-eh.c (tree_could_trap_p): Handle VIEW_CONVERT_EXPR.
26209 2007-02-18 Eric Botcazou <ebotcazou@adacore.com>
26211 * calls.c (mem_overlaps_already_clobbered_arg_p): Return true
26212 for arg pointer based indexed addressing.
26214 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26216 * config/ia64/ia64.h, config/ia64/ia64.md,
26217 config/ia64/predicates.md, config/ia64/sysv4.h: Follow
26218 spelling conventions.
26220 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26222 * config/m68k/m68k.c (split_di): New.
26223 * config/m68k/m68k-protos.h: Declare split_di.
26224 * config/m68k/m68k.md (extendsidi2*,ashldi3*,ashrdi3*,lshrdi3*):
26225 Improve predicate handling and split constant shifts.
26227 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26229 * config/m68k/m68k.md (extv,extzv,insv): disable dynamic
26230 parameter for register bitfield operations, general predicates
26233 2007-02-18 Roman Zippel <zippel@linux-m68k.org>
26235 * config/m68k/linux.h (MD_UNWIND_SUPPORT): Define.
26236 * config/m68k/linux-unwind.h: New file.
26238 2007-02-18 Kazu Hirata <kazu@codesourcery.com>
26240 * cfgloop.c, config/alpha/alpha.c, config/bfin/bfin.c,
26241 config/i386/athlon.md, config/ia64/ia64.md,
26242 config/rs6000/rs6000.c, config/s390/s390.c, config/spu/spu.md,
26243 df-problems.c, df.h, fold-const.c, ipa-cp.c, ipa-inline.c,
26244 ipa-prop.h, see.c, struct-equiv.c, tree-inline.c,
26245 tree-ssa-loop-niter.c, tree-vect-analyze.c,
26246 tree-vect-transform.c: Fix comment typos.
26248 2007-02-17 Kazu Hirata <kazu@codesourcery.com>
26250 * sched-deps.c (find_insn_list): Remove.
26251 * sched-int.h: Remove the prototype for find_insn_list.
26253 2007-02-16 Geoffrey Keating <geoffk@apple.com>
26255 * config/darwin.h (LINK_SPEC): Always pass -macosx_version_min
26257 (DARWIN_EXTRA_SPECS): Add %(darwin_minversion).
26258 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): Just call
26259 darwin_rs6000_override_options.
26260 (C_COMMON_OVERRIDE_OPTIONS): Expect
26261 darwin_macosx_version_min to be non-NULL always.
26262 (TARGET_C99_FUNCTIONS): Likewise.
26263 (CC1_SPEC): Always pass -mmacosx-version-min to cc1*.
26264 (DARWIN_MINVERSION_SPEC): New.
26265 * config/rs6000/rs6000.c (darwin_rs6000_override_options): New.
26266 * config/i386/darwin.h (CC1_SPEC): Always pass -mmacosx-version-min
26268 (DARWIN_MINVERSION_SPEC): New.
26269 * config/darwin.opt (mmacosx-version-min): Initialize to non-NULL
26271 * config/darwin-c.c (darwin_cpp_builtins): Expect
26272 darwin_macosx_version_min to be non-NULL always.
26274 * config/rs6000/rs6000.c: Clean up trailing whitespace.
26276 2007-02-16 Uros Bizjak <ubizjak@gmail.com>
26278 * config/i386/i386.h (x86_use_xchgb): New.
26279 (TARGET_USE_XCHGB): New macro.
26280 * config/i386/i386.c (x86_use_xchgb): Set for PENT4.
26281 * config/i386/i386.md (*rotlhi3_1 splitter, *rotrhi3_1 splitter):
26282 Split after reload into bswaphi for shifts of 8.
26283 (bswaphi_lowpart): Generate rolw insn for HImode byte swaps.
26284 (*bswaphi_lowpart_1): Generate xchgb for Q registers for TARGET_XCHGB
26285 or when optimizing for size.
26287 2007-02-16 Richard Guenther <rguenther@suse.de>
26288 Christian Bruel <christian.bruel@st.com>
26290 * fold-const.c (tree_swap_operands_p): Treat SSA_NAMEs like
26291 DECLs but prefer SSA_NAMEs over DECLs.
26293 2007-02-16 Richard Guenther <rguenther@suse.de>
26295 * tree-flow-inline.h (single_imm_use_p): Remove.
26296 (zero_imm_uses_p): Likewise.
26297 * tree-ssa-coalesce.c (create_outofssa_var_map): Use has_single_use
26298 instead of single_imm_use_p.
26299 * tree-cfg.c (replace_uses_by): Use has_zero_use instead of
26302 2007-02-16 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
26305 * Makefile.in (SYSTEM_HEADER_DIR): Use single quotes to avoid
26306 nested double- and backquotes.
26308 2007-02-15 Roger Sayle <roger@eyesopen.com>
26310 PR middle-end/30391
26311 * tree.c (expr_align): Handle MODIFY_EXPR. GIMPLE_MODIFY_STMT
26312 should be unreachable.
26313 (build2_stat): Allow construction of MODIFY_EXPR at any time.
26314 For the time being redirect GIMPLE_MODIFY_STMT to the new
26315 (renamed) build_gimple_modify_stmt_stat.
26316 (build2_gimple_stat): Rename to...
26317 (build_gimple_modify_stmt_stat): Now longer take a CODE argument.
26318 Always build a GIMPLE_MODIFY_STMT node.
26319 * tree.h (build2_gimple, build2_gimple_stat): Delete.
26320 (build_gimple_modify_stmt, build_gimple_modify_stmt_stat): New
26323 * tree-cfg.c (factor_computed_gotos, tree_merge_blocks,
26324 gimplify_val): Use build_gimple_modify_stmt instead of build2_gimple.
26325 * tree-complex.c (set_component_ssa_name, expand_complex_move,
26326 expand_complex_div_wide): Likewise.
26327 * tree-ssa-dom.c (record_equivalences_from_stmt): Likewise.
26328 * tree-ssa-loop-im.c (schedule_sm): Likewise.
26329 * tree-ssa-loop-ivopts.c (rewrite_use_nonlinear_expr): Likewise.
26330 * tree-ssa-loop-manip.c (create_iv): Likewise.
26331 * tree-ssa-phiopt.c (conditional_replacement, minmax_replacement,
26332 abs_replacement): Likewise.
26333 * tree-ssa-pre.c (create_expression_by_pieces, poolify_modify_stmt,
26334 realify_fake_stores): Likewise.
26336 * builtins.c (std_expand_builtin_va_start): Build a MODIFY_EXPR
26337 node rather than a GIMPLE_MODIFY_STMT node.
26338 (std_gimpify_va_arg_expr, expand_builtin_va_copy,
26339 fold_builtin_memset, fold_builtin_memory_op, do_mpfr_sincos):
26341 (integer_valued_real_p): Handle MODIFY_EXPR, not GIMPLE_MODIFY_STMT.
26342 * expr.c (expand_expr_real_1): Handle both MODIFY_EXPR and
26343 GIMPLE_MODIFY_STMT.
26345 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26347 PR middle-end/30433
26348 * fold-const.c (fold_comparison): Add back the
26349 folding of constant complex comparisions.
26351 2007-02-15 Andrew Pinski <andrew_pinski@playstation.sony.com>
26353 PR middle-end/30729
26354 * stmt.c (warn_if_unused_value): VA_ARG_EXPR has side
26355 effects unknown to this function, return early.
26357 2007-02-15 Ian Lance Taylor <iant@google.com>
26359 * lower-subreg.c (move_eh_region_note): New static function.
26360 (resolve_simple_move): Call it.
26361 (decompose_multiword_subregs): Track blocks for which we resolve a
26362 simple move which is also a control flow insn. Pass them to
26363 find_many_sub_basic_blocks.
26364 (pass_lower_subreg): Add TODO_verify_flow.
26365 (pass_lower_subreg2): Likewise.
26367 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26368 Brooks Moses <brooks.moses@codesourcery.com>
26369 Lee Millward <lee.millward@codesourcery.com>
26371 * tree.h (enum tree_code_class): Add tcc_vl_exp.
26372 (VL_EXP_CLASS_P): New.
26373 (TREE_OPERAND_CHECK): Use TREE_OPERAND_LENGTH instead of
26375 (TREE_OPERAND_CHECK_CODE): Likewise.
26376 (GIMPLE_STMT_OPERAND_CHECK): Likewise.
26377 (TREE_RTL_OPERAND_CHECK): Likewise.
26378 (tree_operand_check_failed): Make second parameter the whole tree
26379 instead of its code. Fixed callers.
26380 (VL_EXP_CHECK): New.
26381 (TREE_OPERAND_LENGTH): New.
26382 (VL_EXP_OPERAND_LENGTH): New.
26383 (CALL_EXPR_FN): New.
26384 (CALL_EXPR_STATIC_CHAIN): New.
26385 (CALL_EXPR_ARGS): New.
26386 (CALL_EXPR_ARG): New.
26387 (call_expr_nargs): New.
26388 (CALL_EXPR_ARGP): New.
26389 (build_nt_call_list): Declare.
26390 (build_vl_exp_stat): Declare.
26391 (build_vl_exp): New.
26392 (build_call_list): Declare.
26393 (build_call_nary): Declare.
26394 (build_call_valist): Declare.
26395 (build_call_array): Declare.
26396 (call_expr_arg): Declare.
26397 (call_expr_argp): Declare.
26398 (call_expr_arglist): Declare.
26399 (fold_build_call_list): Declare.
26400 (fold_build_call_list_initializer): Declare.
26401 (fold_call_expr): Declare to replace fold_builtin.
26402 (fold_builtin_fputs): Update to agree with modified definition.
26403 (fold_builtin_strcpy): Likewise.
26404 (fold_builtin_strncpy): Likewise.
26405 (fold_builtin_memory_chk): Likewise.
26406 (fold_builtin_stxcpy_chk): Likewise.
26407 (fold_builtin_strncpy_chk): Likewise.
26408 (fold_builtin_next_arg): Likewise.
26409 (fold_build_call_expr): Declare.
26410 (fold_builtin_call_list): Declare.
26411 (fold_builtin_call_valist): Declare.
26412 (build_call_expr): Declare.
26413 (validate_arglist): Update to agree with modified definition.
26414 (tree_operand_length): New.
26415 (call_expr_arg_iterator): New.
26416 (init_call_expr_arg_iterator): New.
26417 (next_call_expr_arg): New.
26418 (first_call_expr_arg): New.
26419 (more_call_expr_args_p): New.
26420 (FOR_EACH_CALL_EXPR_ARG): New.
26422 * tree.c (tree_code_class_string): Add entries for tcc_vl_exp
26423 and tcc_gimple_stmt.
26424 (tree_code_size): Update documentation. Use sizeof (tree) rather
26425 than sizeof (char *).
26426 (tree_size): Likewise. Add case for tcc_vl_exp.
26427 (tree_node_structure): Add case for tcc_vl_exp.
26428 (contains_placeholder_p): Likewise.
26429 (substitute_in_expr): Likewise.
26430 (substitute_placeholder_in_expr): Likewise.
26431 (stabilize_reference_1): Likewise.
26432 (build3_stat): Remove logic for CALL_EXPRs. Replace with assertion
26433 to diagnose breakage of this interface for constructing CALL_EXPRs.
26434 (build_nt): Add similar assertion here.
26435 (build_nt_call_list): New.
26436 (simple_cst_equal) <CALL_EXPR>: Rewrite to use new accessors.
26437 (iterative_hash_expr): Use TREE_OPERAND_LENGTH instead of
26439 (get_callee_fndecl): Use new CALL_EXPR accessors.
26440 (tree_operand_check_failed): Change parameters to pass entire node
26441 instead of its code, so that we can call TREE_OPERAND_LENGTH on it.
26442 (process_call_operands): New.
26443 (build_vl_exp_stat): New.
26444 (build_call_list): New.
26445 (build_call_nary): New.
26446 (build_call_valist): New.
26447 (build_call_array): New.
26448 (walk_tree): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26449 (call_expr_arglist): New.
26451 * tree.def (CALL_EXPR): Change representation of CALL_EXPRs to use
26452 tcc_vl_exp instead of a fixed-size tcc_expression.
26454 * doc/c-tree.texi (CALL_EXPR): Document new representation and
26455 accessors for CALL_EXPRs.
26456 (AGGR_INIT_EXPR): Likewise.
26458 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26459 Brooks Moses <brooks.moses@codesourcery.com>
26460 Lee Millward <lee.millward@codesourcery.com>
26462 * builtins.c (c_strlen): Return NULL_TREE instead of 0.
26463 (expand_builtin_nonlocal_goto): Change parameter to be entire
26464 CALL_EXPR instead of an arglist. Use new CALL_EXPR accessors.
26465 (expand_builtin_prefetch): Likewise.
26466 (expand_builtin_classify_type): Likewise.
26467 (mathfn_built_in): Return NULL_TREE instead of 0.
26468 (expand_errno_check): Use new CALL_EXPR accessors.
26469 (expand_builtin_mathfn): Use new CALL_EXPR accessors and constructors.
26470 Return NULL_RTX instead of 0.
26471 (expand_builtin_mathfn_2): Likewise.
26472 (expand_builtin_mathfn_3): Likewise.
26473 (expand_builtin_interclass_mathfn): Likewise.
26474 (expand_builtin_sincos): Likewise.
26475 (expand_builtin_cexpi): Likewise.
26476 (expand_builtin_int_roundingfn): Likewise.
26477 (expand_builtin_int_roundingfn_2): Likewise.
26478 (expand_builtin_pow): Likewise.
26479 (expand_builtin_powi): Likewise.
26480 (expand_builtin_strlen): Pass entire CALL_EXPR as parameter instead
26481 of arglist, fixing callers appropriately. Use new CALL_EXPR
26482 accessors and constructors. Return NULL_RTX instead of 0.
26483 (expand_builtin_strstr): Likewise.
26484 (expand_builtin_strchr): Likewise.
26485 (expand_builtin_strrchr): Likewise.
26486 (expand_builtin_strpbrk): Likewise.
26487 (expand_builtin_memcpy): Likewise.
26488 (expand_builtin_mempcpy): Likewise.
26489 (expand_builtin_mempcpy_args): New.
26490 (expand_builtin_memmove): Similarly to expand_builtin_mempcpy.
26491 (expand_builtin_memmove_args): New.
26492 (expand_builtin_bcopy): Similarly to expand_builtin_mempcpy.
26493 (expand_movstr): Likewise.
26494 (expand_builtin_strcpy): Likewise.
26495 (expand_builtin_strcpy_args): New.
26496 (expand_builtin_stpcpy): Similarly to expand_builtin_strcpy.
26497 (expand_builtin_strncpy): Likewise.
26498 (expand_builtin_memset): Likewise.
26499 (expand_builtin_memset_args): New.
26500 (expand_builtin_bzero): Similarly to expand_builtin_memset.
26501 (expand_builtin_memcmp): Likewise.
26502 (expand_builtin_strcmp): Likewise.
26503 (expand_builtin_strncmp): Likewise.
26504 (expand_builtin_strcat): Likewise.
26505 (expand_builtin_strncat): Likewise.
26506 (expand_builtin_strspn): Likewise.
26507 (expand_builtin_strcspn): Likewise.
26508 (expand_builtin_args_info): Likewise.
26509 (expand_builtin_va_start): Likewise.
26510 (gimplify_va_arg_expr): Likewise.
26511 (expand_builtin_va_end): Likewise.
26512 (expand_builtin_va_copy): Likewise.
26513 (expand_builtin_frame_address): Likewise.
26514 (expand_builtin_alloca): Likewise.
26515 (expand_builtin_bswap): Likewise.
26516 (expand_builtin_unop): Likewise.
26517 (expand_builtin_fputs): Likewise.
26518 (expand_builtin_expect): Likewise.
26519 (expand_builtin_fabs): Likewise.
26520 (expand_builtin_copysign): Likewise.
26521 (expand_builtin_printf): Likewise.
26522 (expand_builtin_fprintf): Likewise.
26523 (expand_builtin_sprintf): Likewise.
26524 (expand_builtin_init_trampoline): Likewise.
26525 (expand_builtin_signbit): Likewise.
26526 (expand_builtin_fork_or_exec): Likewise.
26527 (expand_builtin_sync_operation): Likewise.
26528 (expand_builtin_compare_and_swap): Likewise.
26529 (expand_builtin_lock_test_and_set): Likewise.
26530 (expand_builtin_lock_release): Likewise.
26531 (expand_builtin): Likewise.
26532 (builtin_mathfn_code): Likewise.
26534 (fold_builtin_constant_p): Pass call arguments individually instead
26535 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26536 accessors and constructors. Return NULL_TREE instead of 0.
26537 (fold_builtin_expect): Likewise.
26538 (fold_builtin_classify_type): Likewise.
26539 (fold_builtin_strlen): Likewise.
26540 (fold_builtin_nan): Likewise.
26541 (integer_valued_real_p): Likewise.
26542 (fold_trunc_transparent_mathfn): Likewise.
26543 (fold_fixed_mathfn): Likewise.
26544 (fold_builtin_cabs): Likewise.
26545 (fold_builtin_sqrt): Likewise.
26546 (fold_builtin_cbrt): Likewise.
26547 (fold_builtin_cos): Likewise.
26548 (fold_builtin_cosh): Likewise.
26549 (fold_builtin_tan): Likewise.
26550 (fold_builtin_sincos): Likewise.
26551 (fold_builtin_cexp): Likewise.
26552 (fold_builtin_trunc): Likewise.
26553 (fold_builtin_floor): Likewise.
26554 (fold_builtin_ceil): Likewise.
26555 (fold_builtin_round): Likewise.
26556 (fold_builtin_int_roundingfn): Likewise.
26557 (fold_builtin_bitop): Likewise.
26558 (fold_builtin_bswap): Likewise.
26559 (fold_builtin_logarithm): Likewise.
26560 (fold_builtin_hypot): Likewise.
26561 (fold_builtin_pow): Likewise.
26562 (fold_builtin_powi): Likewise.
26563 (fold_builtin_exponent): Likewise.
26564 (fold_builtin_memset): Likewise.
26565 (fold_builtin_bzero): Likewise.
26566 (fold_builtin_memory_op): Likewise.
26567 (fold_builtin_bcopy): Deleted; call site changed to invoke
26568 fold_builtin_memory_op directly.
26569 (fold_builtin_strcpy): Similarly as for fold_builtin_memory_op.
26570 (fold_builtin_strncpy): Likewise.
26571 (fold_builtin_memcmp): Likewise.
26572 (fold_builtin_strcmp): Likewise.
26573 (fold_builtin_strncmp): Likewise.
26574 (fold_builtin_signbit): Likewise.
26575 (fold_builtin_copysign): Likewise.
26576 (fold_builtin_isascii): Likewise.
26577 (fold_builtin_toascii): Likewise.
26578 (fold_builtin_isdigit): Likewise.
26579 (fold_builtin_fabs): Likewise.
26580 (fold_builtin_abs): Likewise.
26581 (fold_builtin_fmin_fmax): Likewise.
26582 (fold_builtin_carg): Likewise.
26583 (fold_builtin_classify): Likewise.
26584 (fold_builtin_unordered_cmp): Likewise.
26586 (fold_builtin_0, fold_builtin_2, fold_builtin_3, fold_builtin_4):
26587 New functions split out from fold_builtin_1.
26588 (fold_builtin_n): New.
26589 (fold_builtin_varargs): New.
26590 (fold_builtin): Deleted. Most callers changed to use fold_call_expr
26592 (fold_call_expr): New.
26593 (build_function_call_expr): Rewrite to use new helper function.
26594 (fold_builtin_call_list): New.
26595 (build_call_expr): New.
26596 (fold_builtin_call_valist): New.
26597 (rewrite_call_expr): New.
26598 (validate_arg): New.
26599 (validate_arglist): Change parameter to be entire CALL_EXPR instead
26600 of an arglist. Change return type to bool. Use new CALL_EXPR
26603 (fold_builtin_strstr): Pass call arguments individually instead
26604 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26605 accessors and constructors. Return NULL_TREE instead of 0.
26606 (fold_builtin_strchr): Likewise.
26607 (fold_builtin_strrchr): Likewise.
26608 (fold_builtin_strpbrk): Likewise.
26609 (fold_builtin_strcat): Likewise.
26610 (fold_builtin_strncat): Likewise.
26611 (fold_builtin_strspn): Likewise.
26612 (fold_builtin_strcspn): Likewise.
26613 (fold_builtin_fputs): Likewise.
26614 (fold_builtin_next_arg): Likewise.
26615 (fold_builtin_sprintf): Likewise.
26617 (expand_builtin_object_size): Use new CALL_EXPR accessors. Use
26618 NULL_RTX instead of 0.
26619 (expand_builtin_memory_chk): Likewise.
26620 (maybe_emit_chk_warning): Likewise.
26621 (maybe_emit_sprintf_chk_warning): Likewise.
26623 (fold_builtin_object_size): Pass call arguments individually instead
26624 of as an arglist, fixing callers appropriately. Use new CALL_EXPR
26625 accessors and constructors. Return NULL_TREE instead of 0.
26626 (fold_builtin_memory_chk): Likewise.
26627 (fold_builtin_stxcpy_chk): Likewise.
26628 (fold_builtin_strncpy_chk): Likewise.
26629 (fold_builtin_strcat_chk): Likewise.
26630 (fold_builtin_strcat_chk): Likewise.
26631 (fold_builtin_strncat_chk): Likewise.
26632 (fold_builtin_sprintf_chk): Likewise.
26633 (fold_builtin_snprintf_chk): Likewise.
26634 (fold_builtin_printf): Likewise.
26635 (fold_builtin_vprintf): Likewise.
26637 * fold-const.c (negate_expr_p): Use new CALL_EXPR accessors and
26639 (operand_equal_p): Add separate tcc_vl_exp/CALL_EXPR case.
26640 (make_range): Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26641 (extract_muldiv_1): Add VL_EXP_CLASS_P case.
26642 (fold_mathfn_compare): Use new CALL_EXPR accessors and constructors.
26643 (fold_unary): Likewise.
26644 (fold_binary): Likewise.
26645 (fold_ternary): Remove CALL_EXPR case, since they are no longer
26646 ternary expressions.
26647 (fold): Add logic for tcc_vl_exp.
26648 (fold_checksum_tree): Make it know about tcc_vl_exp. Use
26649 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26650 (fold_build3_stat): Add assertion to flag broken interface for
26651 constructing CALL_EXPRs.
26652 (fold_build_call_list): New.
26653 (fold_build_call_list_initializer): New.
26654 (tree_expr_nonnegative_p): Use new CALL_EXPR accessors and
26656 (fold_strip_sign_ops): Likewise.
26658 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26659 Brooks Moses <brooks.moses@codesourcery.com>
26660 Lee Millward <lee.millward@codesourcery.com>
26662 * tree-dump.c (dequeue_and_dump) <CALL_EXPR>: Use new CALL_EXPR
26663 accessors and dump arguments explicitly.
26665 * tree-pretty-print.c (do_niy): Use TREE_OPERAND_LENGTH instead of
26667 (dump_generic_node): Use new CALL_EXPR accessors and walk arguments
26669 (print_call_name): Use new CALL_EXPR accessors.
26671 * print-tree.c (print_node): Add case tcc_vl_exp. Print
26672 CALL_EXPR arguments explicitly instead of as a list. Use
26673 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26675 * tree-vrp.c (stmt_interesting_for_vrp): Use new CALL_EXPR accessors.
26676 (vrp_visit_stmt): Likewise.
26678 * tree-ssa-loop-im.c (outermost_invariant_loop_expr): Make it
26679 know about tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of
26681 (force_move_till_expr): Likewise.
26683 * targhooks.c (default_external_stack_protect_fail): Use
26684 build_call_expr instead of build_function_call_expr.
26685 (default_hidden_stack_protect_fail): Likewise.
26687 * tree-complex.c (expand_complex_libcall): Use build_call_expr to
26690 * cgraphbuild.c (build_cgraph_edges): Use new CALL_EXPR accessors
26691 and walk arguments explicitly.
26693 * tree-ssa-loop-niter.c (simplify_replace_tree): Use
26694 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26695 (expand_simple_operations): Likewise.
26696 (infer_loop_bounds_from_array): Use new CALL_EXPR accessors.
26698 * gengtype.c (adjust_field_tree_exp): Use TREE_OPERAND_LENGTH instead
26699 of TREE_CODE_LENGTH.
26700 (walk_type): Tweak walking of arrays not to blow up on CALL_EXPRs.
26702 * optabs.c (expand_widen_pattern-expr): Use TREE_OPERAND_LENGTH
26703 instead of TREE_CODE_LENGTH.
26705 * value_prof.c (tree_ic): Use new CALL_EXPR accessors.
26706 (tree_ic_transform): Likewise.
26707 (interesting_stringop_to_profile_p): Pass entire CALL_EXPR as
26708 parameter instead of arglist. Fix callers.
26709 (tree_stringop_fixed_value): Use new CALL_EXPR accessors.
26710 (tree_stringops_transform): Likewise.
26711 (tree_indirect_call_to_profile): Likewise.
26712 (tree_stringops_values_to_profile): Likewise.
26714 * tree-tailcall.c (find_tail_calls): Use new CALL_EXPR iterator.
26715 (eliminate_tail_call): Likewise.
26717 * ipa-cp.c (ipcp_update_callgraph): Use new CALL_EXPR accessors.
26719 * tree-scalar-evolution.c (chrec_contains_symbols_defined_in_loop):
26720 Use TREE_OPERAND_LENGTH and generalize to handle any number of
26722 (instantiate_parameters_1): Can't handle tcc_vl_exp here.
26724 * omp-low.c (build_omp_barrier): Use build_call_expr.
26725 (lower_rec_input_clauses): Likewise.
26726 (lower_reduction_clauses): Likewise.
26727 (expand_parallel_call): Likewise.
26728 (maybe_catch_exception): Likewise.
26729 (expand_omp_for_generic): Likewise.
26730 (expand_omp_for_static_nochunk): Likewise.
26731 (expand_omp_sections): Likewise.
26732 (lower_omp_single_simple): Likewise.
26733 (lower_omp_single_copy): Likewise.
26734 (lower_omp_master): Likewise.
26735 (lower_omp_ordered): Likewise.
26736 (lower_omp_critical): Likewise.
26738 * ipa-reference.c (check-call): Use new CALL_EXPR iterator.
26739 (scan_for_static_refs): Create tcc_vl_exp case for CALL_EXPR.
26741 * tree-gimple.c (is_gimple_call_addr): Fix doc.
26742 (recalculate_side_effects): Use TREE_OPERAND_LENGTH instead of
26743 TREE_CODE_LENGTH. Add tcc_vl_exp case.
26745 * tree-chrec.c (chrec_contains_symbols): Use TREE_OPERAND_LENGTH
26746 and generalize to handle any number of operands.
26747 (chrec_contains_undetermined): Likewise.
26748 (tree_contains_chrecs): Likewise.
26749 (evolution_function_is_invariant_rec_p): Use TREE_OPERAND_LENGTH.
26751 * cgraphunit.c (update_call_expr): Use new CALL_EXPR accessors.
26753 * tree-ssa-ccp.c (ccp_fold): Use new CALL_EXPR accessors. Use
26754 fold_call_expr instead of fold_builtin.
26755 (ccp_fold_builtin): Likewise. Update calls into builtins.c to
26756 match declarations there.
26757 (fold_stmt): Use new CALL_EXPR constructor and accessors. Doc
26760 * tree-ssa-loop-ivopts.c (expr_invariant_in_loop_p): Use
26761 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26763 * ipa-pure-const.c (check_call): Use new CALL_EXPR accessors.
26764 (scan_function): Add case tcc_vl_exp for CALL_EXPR.
26766 * tree-stdarg.c (execute_optimize_stdarg): Use new CALL_EXPR
26769 * tree-ssa-math-opts.c (execute_cse_sincos_1): Use build_call_expr.
26770 (execute_cse_sincos): Use new CALL_EXPR accessors.
26772 * tree-ssa-alias.c (find_used_portions): Use new CALL_EXPR iterator.
26774 * gimple-low.c (lower_function_body): Use build_call_expr.
26775 (lower_builtin_setjmp): Likewise.
26777 * expr.c (emit_block_move_via_libcall): Use build_call_expr.
26778 (set_storage_via_libcall): Likewise.
26779 (safe_from_p): Add tcc_vl_exp case. Use TREE_OPERAND_LENGTH
26780 instead of TREE_CODE_LENGTH.
26781 (expand_expr_real_1): Use new CALL_EXPR accessors.
26783 * tree-browser.c (store_child_info): Use TREE_OPERAND_LENGTH and
26784 generalize to handle any number of operands.
26785 (TB_parent_eq): Likewise.
26787 * predict.c (expr_expected_value): Use new CALL_EXPR accessors.
26788 (strip_builtin_expect): Likewise.
26790 * function.c (gimplify_parameters): Use build_call_expr.
26792 * tree-vectorizer.c (vect_is_simple_reduction): Use
26793 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26795 * ipa-type-escape.c (check_call): Use new CALL_EXPR iterators.
26796 (scan_for_refs): Add case tcc_vl_exp for CALL_EXPR.
26798 * tree-data-ref.c (get_references_in_stmt): Use new CALL_EXPR
26801 * gimplify.c (build_stack_save_restore): Use build_call_expr.
26802 (gimplify_decl_expr): Likewise.
26803 (gimplify_call_expr): Use fold_call_expr instead of fold_builtin.
26804 Use new CALL_EXPR iterators.
26805 (gimplify_modify_expr_to_memcpy): Use build_call_expr.
26806 (gimplify_modify_expr_to_memset): Likewise.
26807 (gimplify_variable_sized_compare): Likewise.
26808 (gimplify_omp_atomic_fetch_op): Likewise.
26809 (gimplify_omp_atomic_pipeline): Likewise.
26810 (gimplify_omp_atomic_mutex): Likewise.
26811 (gimplify_function_tree): Likewise.
26813 * calls.c (alloca_call_p): Use new CALL_EXPR accessors.
26814 (call_expr_flags): Likewise.
26815 (expand_call): Likewise.
26817 * except.c (expand_builtin_eh_return_data_regno): Pass entire
26818 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26821 * coverage.c (create_coverage): Use build_call_expr.
26823 * tree-ssa-pre.c (expression_node_pool, list_node_pool): Delete.
26824 (temp_call_expr_obstack): New.
26825 (pool_copy_list): Delete.
26826 (temp_copy_call_expr): New.
26827 (phi_translate): Add case tcc_vl_exp for CALL_EXPR. Use new
26828 CALL_EXPR accessors. Get rid of special goo for copying argument
26829 lists and use temp_copy_call_expr instead.
26830 (valid_in_sets): Add case tcc_vl_exp for CALL_EXPR. Use new
26831 CALL_EXPR accessors.
26832 (create_expression_by_pieces): Likewise. Use build_call_array
26833 to construct the result instead of fold_build3.
26834 (create_value_expr_from): Add tcc_vl_exp. Delete special goo for
26835 dealing with argument lists.
26836 (init_pre): Remove references to expression_node_pool and
26837 list_node_pool. Init temp_call_expr_obstack instead.
26838 (fini_pre): Remove references to expression_node_pool and
26841 * tree-sra.c (sra_walk_call_expr): Use new CALL_EXPR accessors
26842 and walk arguments explicitly instead of as a list.
26844 * tree-mudflap.c (mf_build_check_statement_for): Use build_call_expr.
26845 (mx_register_decls): Likewise.
26846 (mudflap_register_call): Likewise.
26847 (mudflap_finish_file): Likewise.
26849 * ipa-prop.c (ipa_callsite_compute_count): Use new CALL_EXPR accessors.
26850 (ipa_callsite_compute_param): Likewise.
26852 * tree-vect-patterns.c (vect_recog_pow_pattern): Use new CALL_EXPR
26853 accessors and constructor.
26855 * tree-nested.c (convert_nl_goto_reference): Use new CALL_EXPR
26856 accessors and constructor.
26857 (convert_tramp_reference): Likewise.
26858 (convert_call_expr): Likewise.
26859 (finalize_nesting_tree_1): Likewise.
26861 * tree-ssa.c (tree_ssa_useless_type_conversion): Use new CALL_EXPR
26864 * tree-ssa-loop-prefetch.c (issue_prefetch_ref): Use build_call_expr.
26866 * tree-inline.c (initialize_inlined_parameters): Pass entire
26867 CALL_EXPR as parameter instead of arglist. Use new CALL_EXPR
26869 (estimate_num_insns_1): Use new CALL_EXPR accessors.
26870 (expand_call_inline): Tidy up call to initialize_inlined_parameters.
26872 * tree-vect-transform.c (vect_create_epilog_for_reduction): Use
26873 TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26874 (vectorizable_reduction): Likewise.
26875 (vectorizable_call): Use new CALL_EXPR iterators.
26876 (vectorizable_conversion): Use build_call_expr.
26877 (vectorizable_operation): Use TREE_OPERAND_LENGTH.
26878 (vect_gen_widened_results_half): Use build_call_expr.
26879 (vect_setup_realignment): Likewise.
26880 (vectorizable_live_operation): Use TREE_OPERAND_LENGTH.
26882 * tree-object-size.c (alloc_object_size): Use new CALL_EXPR accessors.
26883 (pass_through_call): Likewise.
26884 (compute_object_sizes): Likewise. Use fold_call_expr instead of
26887 * tree-profile.c (tree_gen_interval_profiler): Use build_call_expr.
26888 (tree_gen_pow2_profiler): Likewise.
26889 (tree_gen_one_value_profiler): Likewise.
26890 (tree_gen_ic_func_profiler): Likewise.
26891 (tree_gen_average_profiler): Likewise.
26892 (tree_gen_ior_profiler): Likewise.
26894 * tree-ssa-structalias.c (get_constraint_for): Add case tcc_vl_exp.
26895 (find_func_aliases): Use new CALL_EXPR accessors. Add case
26896 tcc_vl_exp. Use TREE_OPERAND_LENGTH instead of TREE_CODE_LENGTH.
26898 * tree-ssa-reassoc.c (get_rank): Use TREE_OPERAND_LENGTH instead
26899 of TREE_CODE_LENGTH.
26901 * stmt.c (warn_if_unused_value): Use TREE_OPERAND_LENGTH instead
26902 of TREE_CODE_LENGTH.
26904 * convert.c (convert_to_real): Use new CALL_EXPR accessors and
26906 (convert_to_integer): Likewise.
26908 * tree-ssa-operands.c (get_call_expr_operands): Use new CALL_EXPR
26911 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26912 Brooks Moses <brooks.moses@codesourcery.com>
26913 Lee Millward <lee.millward@codesourcery.com>
26915 * config/alpha/alpha.c (alpha_expand_builtin): Use new CALL_EXPR
26917 * config/frv/frv.c (frv_expand_builtin): Likewise.
26918 * config/s390/s390.c (s390_expand_builtin): Likewise.
26920 * config/sparc/sparc.c (sparc_gimplify_va_arg): Use build_call_expr.
26921 (sparc_expand_builtin): Use new CALL_EXPR accessors.
26923 * config/i386/i386.c (ix86_function_ok_for_sibcall): Likewise.
26924 (ix86_expand_binop_builtin): Pass entire CALL_EXPR as parameter
26925 instead of arglist. Use new CALL_EXPR accessors on it. Fix callers.
26926 (ix86_expand_store_builtin): Likewise.
26927 (ix86_expand_unop_builtin): Likewise.
26928 (ix86_expand_unop1_builtin): Likewise.
26929 (ix86_expand_sse_compare): Likewise.
26930 (ix86_expand_sse_comi): Likewise.
26931 (ix86_expand_vec_init_builtin): Likewise.
26932 (ix86_expand_vec_ext_builtin): Likewise.
26933 (ix86_expand_vec_set_builtin): Likewise.
26934 (ix86_expand_builtin): Use new CALL_EXPR accessors.
26936 * config/sh/sh.c (sh_expand_builtin): Use new CALL_EXPR accessors.
26937 * config/c4x/c4x.c (c4x_expand_builtin): Likewise.
26939 * config/iq2000/iq2000.c (expand_one_builtin): Pass entire CALL_EXPR
26940 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26941 (iq2000_expand_builtin): Use new CALL_EXPR accessors.
26943 * config/rs6000/rs6000-c.c (altivec_build_resolved_builtin): Use
26945 * config/rs6000/rs6000.c (rs6000_gimplify_va_arg): Likewise.
26946 (rs6000_expand_unop_builtin): Pass entire CALL_EXPR instead of
26947 arglist. Use new CALL_EXPR accessors. Fix callers.
26948 (altivec_expand_abs_builtin): Likewise.
26949 (rs6000_expand_binop_builtin): Likewise.
26950 (altivec_expand_predicate_builtin): Likewise.
26951 (altivec_expand_lv_builtin): Likewise.
26952 (spe_expand_stv_builtin): Likewise.
26953 (altivec_expand_stv_builtin): Likewise.
26954 (rs6000_expand_ternop_builtin): Likewise.
26955 (altivec_expand_ld_builtin): Use new CALL_EXPR accessors.
26956 (altivec_expand_st_builtin): Likewise.
26957 (altivec_expand_dst_builtin): Likewise.
26958 (altivec_expand_vec_init_builtin): Pass entire CALL_EXPR instead of
26959 arglist. Use new CALL_EXPR accessors. Fix callers.
26960 (altivec_expand_vec_set_builtin): Likewise.
26961 (altivec_expand_vec_ext_builtin): Likewise.
26962 (altivec_expand_builtin): Use new CALL_EXPR accessors.
26963 (spe_expand_builtin): Likewise.
26964 (spe_expand_predicate_builtin): Pass entire CALL_EXPR instead of
26965 arglist. Use new CALL_EXPR accessors. Fix callers.
26966 (spe_expand_evsel_builtin): Likewise.
26967 (rs6000_expand_builtin): Use new CALL_EXPR accessors. VCFUX and
26968 FCFSX cases must construct whole new CALL_EXPR, not just arglist.
26970 * config/arm/arm.c (arm_expand_binop_builtin): Pass entire CALL_EXPR
26971 instead of arglist. Use new CALL_EXPR accessors. Fix callers.
26972 (arm_expand_unop_builtin): Likewise.
26973 (arm_expand_builtin): Use new CALL_EXPR accessors.
26975 * config/mips/mips.c (mips_expand_builtin): Use new CALL_EXPR
26978 * config/bfin/bfin.c (bfin_expand_binop_builtin): Pass entire
26979 CALL_EXPR instead of arglist. Use new CALL_EXPR accessors.
26981 (bfin_expand_unop_builtin): Likewise.
26982 (bfin_expand_builtin): Use new CALL_EXPR accessors.
26984 2007-02-15 Sandra Loosemore <sandra@codesourcery.com>
26985 Brooks Moses <brooks.moses@codesourcery.com>
26986 Lee Millward <lee.millward@codesourcery.com>
26988 * c-semantics.c (build_stmt): Add internal diagnostic check.
26990 * c-pretty-print.c (pp_c_postfix_expression): Use new CALL_EXPR
26991 accessors. Print arguments explicitly instead of as a list.
26993 * c-typeck.c (build_function_call): Use new CALL_EXPR constructors.
26995 * c-omp.c (c_finish_omp_barrier): Use build_call_expr.
26996 (c_finish_omp_flish): Likewise.
26998 * c-common.c (verify_tree): Use new CALL_EXPR accessors. Traverse
26999 arguments explicitly instead of as a list. Use TREE_OPERAND_LENGTH
27000 instead of TREE_CODE_LENGTH.
27001 (check_function_arguments_recurse): Use new CALL_EXPR accessors.
27002 (c_warn_unused_result): Likewise.
27004 2007-02-15 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27007 * doc/invoke.texi (Warning Options): Remove
27008 -Werror-implicit-function-declaration.
27009 (Wimplicit-function-declaration): Update description.
27010 * opts.c (common_handle_option): Move handling of -Werror=* to...
27011 (enable_warning_as_error): ...here.
27012 * opts.h (enable_warning_as_error): Declare.
27013 * c-decl.c (implicit_decl_warning): Unless
27014 -Wno-implicit-function-declaration is given, emit a pedwarn if
27015 -std=c99 or emit a warning if -Wimplicit-function-declaration.
27016 * c.opt (Wimplicit-function-declaration): Replace
27017 mesg_implicit_function_declaration with
27018 warn_implicit_function_declaration.
27019 * c-opts.c (c_common_handle_option):
27020 -Werror-implicit-function-declaration is exactly equal as
27021 -Werror=implicit-function-declaration.
27022 (set_Wimplicit): Replace mesg_implicit_function_declaration with
27023 warn_implicit_function_declaration.
27024 (c_common_post_options): -Wimplict-function-declaration is enabled
27025 by default by -std=c99, otherwise is disabled by default.
27026 * c-objc-common.c (c_objc_common_init): Remove flawed logic.
27028 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27030 * gimplify.c (gimplify_modify_expr): During gimplification, attach a
27031 DECL on the rhs to a DECL on the lhs for debug info purposes if the
27032 former is ignored but not the latter.
27034 2007-02-15 Eric Botcazou <ebotcazou@adacore.com>
27036 * expr.c (expand_expr_real_1) <normal_inner_ref>: If a temporary
27037 is made and the reference doesn't use the alias set of its type,
27038 do not create the temporary using that type.
27040 2007-02-15 Aldy Hernandez <aldyh@redhat.com>
27042 * jump.c: Remove prototypes for delete_computation and
27043 delete_prior_computation.
27045 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27047 * jump.c (get_label_after): Delete.
27048 (get_label_before, delete_computation, delete_jump,
27049 delete_prior_computation, follow_jumps): Move...
27050 * reorg.c (delete_computation, delete_prior_computation): ... here...
27051 (get_label_before, delete_jump): ... making these static ...
27052 (follow_jumps): ... and simplifying this since it only runs after
27054 * rtl.h (get_label_after, get_label_before, delete_jump,
27055 follow_jumps): Delete prototypes.
27057 2007-02-15 Paolo Bonzini <bonzini@gnu.org>
27059 * caller-save.c (save_call_clobbered_regs): Do not process sibcalls.
27061 2007-02-15 Nick Clifton <nickc@redhat.com>
27063 * varasm.c (default_asm_output_anchor): Prepend * to . symbol in
27064 order to prevent it from being munged by the target.
27066 2007-02-15 Uros Bizjak <ubizjak@gmail.com>
27068 * config/i386/i386.md: Remove misleading comment.
27070 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27072 * config/frv/frv.md (reload_incc, reload_outcc, reload_incc_uns,
27073 reload_outcc_uns, reload_incc_nz, reload_outcc_nz): Remove
27076 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27078 * tree-sra.c (instantiate_missing_elements): Canonicalize
27080 (sra_build_assignment): New.
27081 (generate_copy_inout, generate_element_copy,
27082 generate_element_zero, generate_one_element_init): Use it.
27084 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27086 * tree-sra.c (instantiate_missing_elements): Canonicalize
27088 (sra_build_assignment): New.
27089 (generate_copy_inout, generate_element_copy,
27090 generate_element_zero, generate_one_element_init): Use it.
27092 2007-02-15 Alexandre Oliva <aoliva@redhat.com>
27094 * dwarf2out.c (dwarf2out_finish): Accept namespaces as context of
27097 2007-02-14 Joseph Myers <joseph@codesourcery.com>
27099 * emit-rtl.c (set_mem_attributes_minus_bitpos): Treat complex
27100 types as aggregates not scalars.
27101 * function.c (assign_stack_temp_for_type): Likewise.
27103 2007-02-14 Roger Sayle <roger@eyesopen.com>
27104 Zdenek Dvorak <dvorakz@suse.cz>
27106 * tree-dump.c (dump_switch_p_1): Require exact match of the option
27109 2007-02-14 Zdenek Dvorak <dvorakz@suse.cz>
27111 * passes.c (next_pass_1): Clear the next field of the copied
27114 2007-02-14 Richard Henderson <rth@redhat.com>
27116 * tree-sra.c (early_sra): New.
27117 (decl_can_be_decomposed_p): Deny va_list if early_sra.
27118 (tree_sra_early, pass_sra_early): New.
27119 * tree-pass.h (pass_sra_early): Declare.
27120 * passes.c (init_optimization_passes): Use it.
27122 2007-02-14 Richard Guenther <rguenther@suse.de>
27124 * flags.h (issue_strict_overflow_warning): Convert to a macro.
27126 2007-02-14 Dorit Nuzman <dorit@il.ibm.com>
27128 PR tree-optimization/30771
27129 * tree-vect-analyze.c (vect_determine_vectorization_factor): Traverse
27131 (vect_analyze_operations): Induction phis can now be marked as
27133 (vect_mark_stmts_to_be_vectorized): No special treatment for phis.
27134 Update documentation accordingly.
27136 2007-02-14 Nick Clifton <nickc@redhat.com>
27138 * builtin-types.def (DEF_FUNCTION_TYPE_x): Do not imply that at
27139 most 3 arguments are supported.
27140 (DEF_FUNCTION_TYPE_VAR_5): Fix typo in its description.
27142 2007-02-13 Seongbae Park <seongbae.park@gmail.com>
27144 * bitmap.c (bitmap_and, bitmap_and_compl, bitmap_xor):
27145 Ensure dst->current is valid.
27147 2007-02-13 Paul Brook <paul@codesourcery.com>
27149 * config.gcc: Add arm*-*-uclinux-*eabi.
27150 * config/arm/uclinux-elf.h (TARGET_OS_CPP_BUILTINS): Define.
27151 (SUBTARGET_EXTRA_LINK_SPEC): Define.
27152 (STARTFILE_SPEC, ENDFILE_SPEC): Remove broken -shared handling.
27153 (LINK_GCC_C_SEQUENCE_SPEC): Undef.
27154 (LINK_SPEC): Define.
27155 (LIB_SPEC): Define.
27156 * config/arm/arm.c (arm_override_options): Use r9 as EABI PIC
27158 * config/arm/uclinux-eabi.h: New file.
27159 * config/arm/linux-eabi.h (WCHAR_TYPE): Remove.
27160 * config/arm/linux-gas.h (WCHAR_TYPE): Use unsigned long on AAPCS
27163 2007-02-13 Ian Lance Taylor <iant@google.com>
27165 * common.opt: Add Wstrict-overflow and Wstrict-overflow=.
27166 * flags.h (warn_strict_overflow): Declare.
27167 (enum warn_strict_overflow_code): Define.
27168 (issue_strict_overflow_warning): New static inline function.
27169 * opts.c (warn_strict_overflow): New variable.
27170 (common_handle_option): Handle OPT_Wstrict_overflow and
27171 OPT_Wstrict_overflow_.
27172 * c-opts.c (c_common_handle_option): Set warn_strict_overflow for
27174 * fold-const.c: Include intl.h.
27175 (fold_deferring_overflow_warnings): New static variable.
27176 (fold_deferred_overflow_warning): New static variable.
27177 (fold_deferred_overflow_code): New static variable.
27178 (fold_defer_overflow_warnings): New function.
27179 (fold_undefer_overflow_warnings): New function.
27180 (fold_undefer_and_ignore_overflow_warnings): New function.
27181 (fold_deferring_overflow_warnings_p): New function.
27182 (fold_overflow_warning): New static function.
27183 (make_range): Add strict_overflow_p parameter. Change all
27185 (extract_muldiv, extract_muldiv_1): Likewise.
27186 (fold_unary) [ABS_EXPR]: Check ABS_EXPR before calling
27187 tree_expr_nonnegative_p.
27188 (fold_negate_expr): Call fold_overflow_warning.
27189 (fold_range_test): Likewise.
27190 (fold_comparison): Likewise.
27191 (fold_binary): Likewise. Call tree_expr_nonnegative_warnv_p
27192 instead of tree_expr_nonnegative_p.
27193 (tree_expr_nonnegative_warnv_p): Rename from
27194 tree_expr_nonnegative_p, add strict_overflow_p parameter.
27195 (tree_expr_nonnegative_p): New function.
27196 (tree_expr_nonzero_warnv_p): Rename from tree_expr_nonzero_p, add
27197 strict_overflow_p parameter.
27198 (tree_expr_nonzero_p): New function.
27199 * passes.c (verify_interpass_invariants): New static function.
27200 (execute_one_pass): Call it.
27201 * tree-ssa-loop-niter.c (expand_simple_operations): Ignore fold
27203 (number_of_iterations_exit, loop_niter_by_eval): Likewise.
27204 (estimate_numbers_of_iterations): Likewise.
27205 (scev_probably_wraps_p): Likewise.
27206 * tree-ssa-ccp.c: Include "toplev.h".
27207 (evaluate_stmt): Defer fold overflow warnings until we know we are
27209 (struct fold_stmt_r_data): Add stmt field.
27210 (fold_stmt_r): Defer fold overflow warnings until we know we
27212 (fold_stmt): Initialize stmt field of fold_stmt_r_data.
27213 (fold_stmt_inplace): Likewise.
27214 * tree-cfgcleanup.c: Include "toplev.h" rather than "errors.h".
27215 (cleanup_control_expr_graph): Defer fold overflow warnings until
27216 we know we are going to optimize.
27217 * tree-cfg.c (fold_cond_expr_cond): Likewise.
27218 * tree-ssa-threadedge.c (simplify_control_stmt_condition):
27220 * tree-vrp.c (vrp_expr_computes_nonnegative): Call
27221 tree_expr_nonnegative_warnv_p instead of tree_expr_nonnegative_p.
27222 * tree-ssa-loop-manip.c (create_iv): Likewise.
27223 * c-typeck.c (build_conditional_expr): Likewise.
27224 (build_binary_op): Likewise.
27225 * tree-vrp.c (vrp_expr_computes_nonzero): Call
27226 tree_expr_nonzero_warnv_p instead of tree_expr_nonzero_p.
27227 (extract_range_from_unary_expr): Likewise.
27228 * simplify-rtx.c (simplify_const_relational_operation): Warn when
27229 assuming that signed overflow does not occur.
27230 * c-common.c (pointer_int_sum): Ignore fold overflow warnings.
27231 * tree.h (tree_expr_nonnegative_warnv_p): Declare.
27232 (fold_defer_overflow_warnings): Declare.
27233 (fold_undefer_overflow_warnings): Declare.
27234 (fold_undefer_and_ignore_overflow_warnings): Declare.
27235 (fold_deferring_overflow_warnings_p): Declare.
27236 (tree_expr_nonzero_warnv_p): Declare.
27237 * doc/invoke.texi (Option Summary): Add -Wstrict-overflow to list
27238 of warning options.
27239 (Warning Options): Document -Wstrict-overflow.
27240 * Makefile.in (tree-ssa-threadedge.o): Depend on toplev.h.
27241 (tree-ssa-ccp.o): Likewise.
27242 (tree-cfgcleanup.o): Change errors.h dependency to toplev.h.
27243 (fold-const.o): Depend on intl.h.
27245 2007-02-13 Ian Lance Taylor <iant@google.com>
27247 PR middle-end/30751
27248 * lower-subreg.c (resolve_simple_move): Decompose subregs in
27251 2007-02-13 Stuart Hastings <stuart@apple.com>
27253 * config/i386/i386.md (fixuns_truncdfhi2): Require SSE2.
27255 2007-02-13 Richard Henderson <rth@redhat.com>
27257 * config/alpha/alpha.c (alpha_stdarg_optimize_hook): Strip
27258 handled_component_p before looking for the indirect_ref.
27260 2007-02-13 Richard Henderson <rth@redhat.com>
27262 * config/i386/i386.md (bswapsi_1): Rename from bswapsi2,
27263 remove flags clobber.
27264 (bswapsi2): New expander, emit code for !TARGET_BSWAP.
27265 (bswaphi_lowpart): New.
27266 (bswapdi2): Rename from bswapdi2_rex, remove flags clobber,
27267 remove TARGET_BSWAP test. Delete expander of the same name.
27269 * optabs.c (widen_bswap, expand_doubleword_bswap): New.
27270 (expand_unop): Use them.
27272 2007-02-13 Uros Bizjak <ubizjak@gmail.com>
27274 * config/i386/i386.md (cmpdi_ccno_1_rex64, *cmpsi_ccno_1,
27275 *cmphi_ccno_1, *cmpqi_ccno_1, *movsi_xor, *movstricthi_xor,
27276 *movstrictqi_xor, *movdi_xor_rex64, *ashldi3_1_rex64,
27277 *ashldi3_cmp_rex64, *ashldi3_cconly_rex64, ashlsi3, *ashlsi3_1_zext,
27278 *ashlsi3_cmp, *ashlsi3_cconly, *ashlsi3_cmp_zext, *ashlhi3_1_lea,
27279 *ashlhi3_1, *ashlhi3_cmp, *ashlhi3_cconly, *ashlqi3_1_lea,
27280 *ashlqi3_1, *ashlqi3_cmp, *ashlqi3_cconly): Remove equivalent
27281 assembler dialect choice from asm templates.
27283 2007-02-12 Richard Henderson <rth@redhat.com>
27285 * config/i386/i386.md (fixuns_trunc<SSEMODEF>si_1): New insn.
27286 (fixuns_trunc<SSEMODEF>si2): Use it.
27287 * config/i386/sse.md (vec_setv4sf_0): Export.
27288 * config/i386/i386.c (ix86_build_const_vector): Export.
27289 (ix86_split_convert_uns_si_sse): Rename from
27290 ix86_expand_convert_uns_si_sse and rewrite as a splitter.
27291 * config/i386/i386-protos.h: Update.
27293 2007-02-13 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27296 * c-typeck.c (c_finish_return): Improve warning message.
27298 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27300 * alias.c (find_symbolic_term): Delete unused function.
27302 2007-02-12 Uros Bizjak <ubizjak@gmail.com>
27304 * config/i386/i386.md (paritydi2, paritysi2): New expanders.
27305 (paritydi2_cmp, paritydi2_cmp): New insn and split patterns.
27306 (*parityhi2_cmp, *parityqi2_cmp): New insn patterns.
27308 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27310 * tree.h (DECL_IGNORED_P): Document further effect for FUNCTION_DECL.
27311 * cgraphunit.c (cgraph_expand_function): If DECL_IGNORED_P is set on
27312 the function, temporarily point the debug interface to the null one.
27314 2007-02-12 Eric Botcazou <ebotcazou@adacore.com>
27316 * dwarf2out.c (round_up_to_align): New static function.
27317 (field_byte_offset): Use it to round the offset.
27319 2007-02-12 Richard Henderson <rth@redhat.com>
27321 * config/alpha/alpha.md (bswapsi2, bswapdi2): New.
27322 (inswl_const): Export.
27324 2007-02-12 Richard Henderson <rth@redhat.com>
27326 * calls.c (emit_library_call_value_1): If PROMOTE_MODE modifed the
27327 result mode of the libcall, convert back to outmode.
27329 2007-02-12 Roger Sayle <roger@eyesopen.com>
27331 * config/i386/i386.md (*bswapdi2_rex): Renamed from bswapdi2.
27332 (bswapdi2): New define_expand to implement 32-bit implementation.
27334 2007-02-12 Nick Clifton <nickc@redhat.com>
27336 * doc/invoke.texi (Overall Options): Document --help=.
27337 * gcc.c (target_help_flag): Rename to print_subprocess_flag.
27338 (cc1_options): Pass --help= on to cc1.
27339 (display_help): Add description of --help=.
27340 (process_command): Add code to handle --help=. Allow translated
27341 --help and --target-help switches to be passed on to compiler
27343 (main): Remove unused if statement.
27344 * opts.c (columns): Remove.
27345 (LEFT_COLUMN): Define.
27346 (wrap_help): Add columns argument.
27347 (print_filtered_help): Change parameters to be an include bitmask,
27348 an exclude bitmask, an any bitmask and the column width. Move the
27349 code to display the params list here. Add code to display the
27350 status of options rather than their descriptions if the quiet flag
27352 (print_specific_help): Change parameters to be an include bitmask,
27353 an exclude bitmask and an any bitmask. Move code to look up the
27354 column width here. Decide upon the title for an options listing.
27355 (common_handle_options): Add code to handle --help=. Adapt code
27356 for --help and --target-help to use the revised form of the
27357 print_specific_help function.
27358 (print_help): Delete.
27359 (print_param_help): Delete.
27360 (print_switch): Delete.
27361 * opts.h (cl_lang_count): Add prototype.
27362 (CL_PARAMS, CL_WARNING, CL_OPTIMIZATION, CL_MIN_OPTION_CLASS,
27363 CL_MAX_OPTION_CLASS): New defines.
27364 * optc-gen.awk: Add construction of cl_lang_count.
27365 * c.opt: Add Warning attribute to warning options and Optimization
27366 attribute to optimization options.
27367 * common.opt: Likewise.
27369 Add -fhelp and -ftarget-help as aliases for the transformed --help
27370 and --target-help options.
27371 * opt-functions.awk: Add code to handle Warning and Optimization
27374 2007-02-12 Richard Henderson <rth@redhat.com>
27376 * config/alpha/constraints.md: New file.
27377 * config/alpha/alpha.c: Include tm-constrs.h.
27378 (alpha_const_ok_for_letter_p, alpha_const_double_ok_for_letter_p,
27379 alpha_extra_constraint): Remove.
27380 (alpha_emit_conditional_branch): Use satisfies_constraint_*.
27381 * config/alpha/alpha-protos.h: Update.
27382 * config/alpha/alpha.h (REG_CLASS_FROM_LETTER): Remove.
27383 (CONST_OK_FOR_LETTER_P, CONST_DOUBLE_OK_FOR_LETTER_P): Remove.
27384 (EXTRA_CONSTRAINT): Remove.
27385 * config/alpha/alpha.md: Include constraints.md.
27386 (adddi splitter): Use satisfies_constraint_*.
27387 * config/alpha/predicates.md (add_operand): Likewise.
27388 (sext_add_operand, addition_operation): Likewise.
27390 2007-02-12 Dorit Nuzman <dorit@il.ibm.com>
27392 PR tree-optimization/29145
27393 * tree-data-ref.c (base_addr_differ_p): Make us more conservative
27394 in our handling of restrict qualified pointers.
27396 2007-02-12 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27399 * doc/invoke.texi (Wunused-value): Update description.
27400 (Wextra): Delete item.
27401 * opts.c (set_Wextra): Don't use the value of Wextra to set the
27402 value of Wunused-value.
27403 * c-typeck.c (c_process_expr_stmt): Don't check extra_warnings.
27404 (c_finish_stmt_expr): Don't check extra_warnings.
27405 (emit_side_effect_warnings): The caller is responsible to check
27408 2007-02-11 Roger Sayle <roger@eyesopen.com>
27409 Matt Thomas <matt@3am-software.com>
27411 * simplify-rtx.c (simplify_relational_operation_1): Correct typo.
27413 2007-02-11 Roger Sayle <roger@eyesopen.com>
27415 * simplify-rtx.c (simplify_relational_operation_1): Optimize
27416 comparisons of POPCOUNT against zero.
27417 (simplify_const_relational_operation): Likewise.
27419 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27421 * doc/invoke.texi (Wextra): Delete outdated paragraph.
27423 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27425 * dwarf2out.c (root_type): Delete unused function.
27427 2007-02-11 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27429 * genattrtab.c (contained_in_p): Delete unused function.
27430 (write_expr_attr_cache): Likewise.
27432 2007-02-11 Jan Hubicka <jh@suse.cz>
27434 * ipa-inline.c (cgraph_edge_badness): Add "else" missing in the
27437 2007-02-11 Steven Bosscher <steven@gcc.gnu.org>
27439 * fwprop.c (try_fwprop_subst): Use set_unique_reg_note
27440 to add the REG_EQ* note.
27441 * see.c (see_merge_one_use_extension): Likewise.
27442 * local-alloc.c (update_equiv_regs): Likewise. Also don't
27443 turn REG_EQUAL notes into REG_EQUIV notes if the target
27444 register may have more than one set.
27445 * function.c (assign_parm_setup_reg): Use set_unique_reg_note.
27446 * gcse.c (try_replace_reg): Likewise.
27447 * alias.c (init_alias_analysis): Use find_reg_equal_equiv_note.
27448 * calls.c (fixup_tail_calls): Likewise. Abort if there is
27449 more than one REG_EQUIV note.
27450 * reload1.c (gen_reload): Use set_unique_reg_note.
27452 2007-02-11 Uros Bizjak <ubizjak@gmail.com>
27454 * config/i386/i386.c (TARGET_VECTORIZE_BUILTIN_CONVERSION): Define.
27455 (ix86_builtin_conversion): New function.
27457 2007-02-06 Mark Mitchell <mark@codesourcery.com>
27460 * tree.h (DECL_REPLACEABLE_P): New macro.
27461 * except.c (set_nothrow_function_flags): Likewise.
27463 2007-02-11 Tehila Meyzels <tehila@il.ibm.com>
27464 Ira Rosen <irar@il.ibm.com>
27465 Dorit Nuzman <dorit@il.ibm.com>
27467 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_CONVERSION): New target hook.
27468 * targhooks.c (default_builtin_vectorized_conversion): New.
27469 * targhooks.h (default_builtin_vectorized_function): New declaration.
27470 * target.h (struct vectorize): Add builtin_conversion field.
27471 * tree-vectorizer.h (type_conversion_vec_info_type): New enum
27472 stmt_vec_info_type value.
27473 (vectorizable_conversion): New declaration.
27474 * tree-vect-analyze.c (vect_analyze_operations): Add
27475 vectorizable_conversion call.
27476 * target-def.h (TARGET_VECTORIZE_BUILTIN_CONVERSION): New.
27477 * tree-vect-transform.c (vectorizable_conversion): New function.
27478 (vect_transform_stmt): Add case for type_conversion_vec_info_type.
27479 * tree-vect-generic.c (expand_vector_operations_1): Consider correct
27481 * config/rs6000/rs6000.c (rs6000_builtin_conversion): New.
27482 (TARGET_VECTORIZE_BUILTIN_CONVERSION): Defined.
27483 (rs6000_expand_builtin): Add handling a case of ALTIVEC_BUILTIN_VCFUX
27484 or ALTIVEC_BUILTIN_VCFSX.
27486 2007-02-10 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
27489 * pa.md (movdf): For 64-bit target, fail if operand 1 is a non-zero
27490 CONST_DOUBLE and operand 0 is a hard register.
27491 (movdi): For 64-bit target, remove code to force CONST_DOUBLE to
27492 memory. Fail if operand 1 is a non-zero CONST_INT and operand 0
27493 is a hard floating-point register.
27495 2007-02-10 Richard Henderson <rth@redhat.com>
27496 Jakub Jelinek <jakub@redhat.com>
27497 Alexandre Oliva <aoliva@redhat.com>
27499 * Makefile.in (libgcc-support, libgcc.mvars): Add emutls.c.
27500 * builtin-types.def (BT_WORD): Make unsigned.
27501 (BT_FN_VOID_PTR_WORD_WORD_PTR): New.
27502 * builtins.def (BUILT_IN_EMUTLS_GET_ADDRESS): New.
27503 (BUILT_IN_EMUTLS_REGISTER_COMMON): New.
27504 * c-decl.c (grokdeclarator): Don't error if !have_tls.
27505 * c-parser.c (c_parser_omp_threadprivate): Likewise.
27506 * dwarf2out.c (loc_descriptor_from_tree_1): Don't do anything for
27508 * expr.c (emutls_var_address): New.
27509 (expand_expr_real_1): Expand emulated tls.
27510 (expand_expr_addr_expr_1): Likewise.
27511 * libgcc-std.ver: Add __emutls_get_address, __emutls_register_common.
27512 * output.h (emutls_finish): Declare.
27513 * toplev.c (compile_file): Call it.
27514 * tree-ssa-address.c (gen_addr_rtx): Check for const-ness of the
27515 address before wrapping in CONST.
27516 * varasm.c (emutls_htab, emutls_object_type): New.
27517 (EMUTLS_VAR_PREFIX, EMUTLS_TMPL_PREFIX): New.
27518 (get_emutls_object_name, get_emutls_object_type): New.
27519 (get_emutls_init_templ_addr, emutls_decl): New.
27520 (emutls_common_1, emutls_finish): New.
27521 (assemble_variable): When emulating tls, swap decls; generate
27522 constructor for the emutls objects.
27523 (do_assemble_alias): When emulating tls, swap decl and target name.
27524 (default_encode_section_info): Don't add SYMBOL_FLAG_TLS_SHIFT
27526 * varpool.c (decide_is_variable_needed): Look at force_output.
27527 Recurse for emulated tls.
27528 (cgraph_varpool_remove_unreferenced_decls): Remove checks redundant
27529 with decide_is_variable_needed.
27530 * emutls.c: New file.
27531 * config/sparc/sol2.h (ASM_DECLARE_OBJECT_NAME): Only emit
27532 tls_object for real tls.
27534 2007-02-10 Kaz Kojima <kkojima@gcc.gnu.org>
27536 PR rtl-optimization/29599
27537 * reload1.c (eliminate_regs_in_insn): Take the destination
27538 mode into account when computing the offset.
27540 2007-02-09 Stuart Hastings <stuart@apple.com>
27541 Richard Henderson <rth@redhat.com>
27543 * config/i386/i386.h (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27544 * config/i386/darwin.h: (TARGET_KEEPS_VECTOR_ALIGNED_STACK): New.
27545 * config/i386/i386.md (fixuns_trunc<mode>si2, fixuns_truncsfhi2,
27546 fixuns_truncdfhi2): New.
27547 (fix_truncsfdi_sse): Call ix86_expand_convert_sign_didf_sse.
27548 (floatunsdidf2): Call ix86_expand_convert_uns_didf_sse.
27549 (floatunssisf2): Add call to ix86_expand_convert_uns_sisf_sse.
27550 (floatunssidf2): Allow nonimmediate source.
27551 * config/i386/sse.md (movdi_to_sse): New.
27552 (vec_concatv2di): Drop '*'.
27553 * config/i386/i386-protos.h (ix86_expand_convert_uns_si_sse,
27554 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27555 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse):
27557 * config/i386/i386.c (ix86_expand_convert_uns_si_sse,
27558 ix86_expand_convert_uns_didf_sse, ix86_expand_convert_uns_sidf_sse,
27559 ix86_expand_convert_uns_sisf_sse, ix86_expand_convert_sign_didf_sse,
27560 ix86_build_const_vector, ix86_expand_vector_init_one_nonzero): New.
27561 (ix86_build_signbit_mask): Fix decl of v, refactor to call
27562 ix86_build_const_vector.
27563 (x86_emit_floatuns): Rewrite.
27565 2007-02-10 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
27567 * genautomata.c (longest_path_length): Delete unused function.
27568 (struct state): Delete unused longest_path_length.
27569 (UNDEFINED_LONGEST_PATH_LENGTH): Delete unused macro.
27570 (get_free_state): Delete unused.
27572 2007-02-09 Jan Hubicka <jh@suse.cz>
27574 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 30.
27575 * doc/invoke.texi (inline-unit-growth): Update default value.
27577 * Makefile.in (passes.o, ipa-inline.o): Add dependencies.
27578 * cgraphbuild.c (build_cgraph_edges): Compute frequencies.
27579 (rebuild_cgraph_edges): Likewise.
27580 * cgraph.c (cgraph_set_call_stmt): Add new argument frequency.
27581 (dump_cgraph_node): Dump frequencies.
27582 (cgraph_clone_edge): Add frequency scales.
27583 (cgraph_clone_node): Add freuqnecy.
27584 * cgraph.h (cgraph_edge): Add freuqnecy argument.
27585 (CGRAPH_FREQ_BASE, CGRAPH_FREQ_MAX): New constants.
27586 (cgraph_create_edge, cgraph_clone_edge, cgraph_clone_node): Update.
27587 * tree-pass.h (TODO_rebuild_frequencies): New constant.
27588 * cgraphunit.c (verify_cgraph_node): Verify frequencies.
27589 (cgraph_copy_node_for_versioning): Update call of cgraph_clone_edge.
27590 (save_inline_function_body): Likewise.
27591 * ipa-inline.c: inluce rtl.h
27592 (cgraph_clone_inlined_nods): Update call of cgraph_clone_node.
27593 (cgraph_edge_badness): Use frequencies.
27594 (cgraph_decide_recursive_inlining): Update clonning.
27595 (cgraph_decide_inlining_of_small_function): Dump frequency.
27596 * predict.c (estimate_bb_frequencies): Export.
27597 * predict.h (estimate_bb_frequencies): Declare.
27598 * tree-inline.c (copy_bb): Watch overflows.
27599 (expand_call_inline): Update call of cgraph_create_edge.
27600 (optimize_inline_calls): Use TODO flags to update frequnecies.
27601 * passes.h: Include predict.h
27602 (init_optimization_passes): Move profile ahead.
27603 (execute_function_todo): Handle TODO_rebuild_frequencies.
27605 2007-02-09 Roger Sayle <roger@eyesopen.com>
27607 * config/alpha/alpha.c (emit_insxl): Force the first operand of
27608 the insbl or inswl pattern into a register.
27610 2007-02-09 Roger Sayle <roger@eyesopen.com>
27612 * config/ia64/ia64.md (bswapdi2): New define_insn.
27614 2007-02-09 Richard Henderson <rth@redhat.com>
27616 * config/i386/constraints.md (Ym): New constraint.
27617 * config/i386/i386.md (movsi_1): Change Y2 to Yi constraints.
27618 (movdi_1_rex64): Split sse and xmm general register moves from
27619 memory move alternatives. Use conditional register constraints.
27620 (movsf_1, movdf_integer): Likewise.
27621 (zero_extendsidi2_32, zero_extendsidi2_rex64): Likewise.
27622 (movdf_integer_rex64): New.
27623 (pushsf_rex64): Fix output constraints.
27624 * config/i386/sse.md (sse2_loadld): Split rm alternative, use Yi.
27625 (sse2_stored): Likewise.
27626 (sse2_storeq_rex64): New.
27627 * config/i386/i386.c (x86_inter_unit_moves): Enable for not
27628 amd and not generic.
27629 (ix86_secondary_memory_needed): Don't bypass TARGET_INTER_UNIT_MOVES
27630 for optimize_size. Remove SF/DFmode hack.
27632 2007-02-09 Dwarakanath Rajagopal <dwarak.rajagopal@amd.com>
27634 * config/i386/driver-i386.c: Turn on -mtune=native for AMDFAM10.
27637 2007-02-09 Nathan Sidwell <nathan@codesourcery.com>
27638 Richard Sandiford <richard@codesourcery.com>
27640 * config.gcc (m68010-*-netbsdelf*, m68k*-*-netbsdelf*)
27641 (m68k*-*-openbsd*, m68k-*-linux*): Set default_cf_cpu.
27642 (m68k-*-aout*, m68k-*-coff*, m68k-*-uclinux*, m68k-*-rtems*): Add
27643 m68k/t-mlib to tmake_file.
27644 (m68020-*-elf*, m68k-*-elf*): Likewise. Add t-m68kbare as well.
27645 (m68k*-*-*): Use --with-arch to pick a default for --with-cpu.
27646 (m680[012]0-*-*, m68k*-*-*): Add support for --with-arch.
27647 Allow it to be cf or m68k. Set m68k_arch_family. If that
27648 variable is not empty, add t-$m68k_arch_family to tmake_file.
27649 Add t-mlibs to tmake_file.
27650 * doc/install.texi: Document --with-arch=m68k and --with-arch=cf.
27651 * config/m68k/t-cf: New file.
27652 * config/m68k/t-m68k: Likewise.
27653 * config/m68k/t-mlibs: Likewise.
27654 * config/m68k/t-m68kbare (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27655 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27656 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27657 * config/m68k/t-m68kelf (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27658 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS, LIBGCC, INSTALL_LIBGCC):
27660 * config/m68k/t-openbsd (MULTILIB_OPTIONS, LIBGCC): Delete.
27661 (INSTALL_LIBGCC): Delete.
27662 (M68K_MLIB_DIRNAMES, M68K_MLIB_OPTIONS): Define.
27663 * config/m68k/t-rtems (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27664 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27665 (M68K_MLIB_CPU): Define.
27666 * config/m68k/t-uclinux (MULTILIB_OPTIONS, MULTILIB_DIRNAMES)
27667 (MULTILIB_MATCHES, MULTILIB_EXCEPTIONS): Delete.
27668 (M68K_MLIB_CPU, M68K_MLIB_OPTIONS, M68K_MLIB_DIRNAMES): Define.
27670 2007-02-09 Zdenek Dvorak <dvorakz@suse.cz>
27671 Richard Guenther <rguenther@suse.de>
27673 PR middle-end/23361
27674 * fold-const.c (fold_comparison): Handle obfuscated comparisons
27675 against INT_MIN/INT_MAX.
27676 * tree-ssa-loop-ivcanon.c (remove_empty_loop): Print to dump
27677 file if a loop is removed.
27679 2007-02-09 Joseph Myers <joseph@codesourcery.com>
27681 * calls.c (store_one_arg): Pass correct alignment to
27682 emit_push_insn for non-BLKmode values.
27683 * expr.c (emit_push_insn): If STRICT_ALIGNMENT, copy to an
27684 unaligned stack slot via a suitably aligned slot.
27686 2007-02-08 DJ Delorie <dj@redhat.com>
27688 * config/m32c/m32c.c (m32c_unpend_compare): Add default to silence
27690 (legal_subregs): Use unsigned char, make const.
27691 (m32c_illegal_subreg_p): Use ARRAY_SIZE. Delete unused variables.
27693 2007-02-08 Paul Brook <paul@codesourcery.com>
27695 * config/arm/lib1funcs.asm (RETLDM): Pop directly into PC when no
27696 special interworking needed.
27698 2007-02-08 Harsha Jagasia <harsha.jagasia@amd.com>
27700 * config/i386/xmmintrin.h: Make inclusion of emmintrin.h
27701 conditional to __SSE2__.
27702 (Entries below should have been added to first ChangeLog
27703 entry for amdfam10 dated 2007-02-05)
27704 * config/i386/emmintrin.h: Generate #error if __SSE2__ is not
27706 * config/i386/pmmintrin.h: Generate #error if __SSE3__ is not
27708 * config/i386/tmmintrin.h: Generate #error if __SSSE3__ is not
27711 2007-02-08 DJ Delorie <dj@redhat.com>
27713 * config/m32c/m32c-protos.h (m32c_illegal_subreg_p): New.
27714 * config/m32c/m32c.c (legal_subregs): New.
27715 (m32c_illegal_subreg_p): New.
27716 * config/m32c/predicates.md (m32c_any_operand): Use it to reject
27717 unsupported subregs of hard regs.
27719 2007-02-08 Jan Hubicka <jh@suse.cz>
27721 * tree-cfg.c (bsi_replace): Shortcut when replacing the statement with
27722 the same one; always update histograms.
27724 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27726 * passes.c (init_optimization_passes): Tidy comment.
27728 2007-02-08 Roger Sayle <roger@eyesopen.com>
27730 * simplify-rtx.c (simplify_unary_operation_1) <POPCOUNT>: We can
27731 strip zero_extend, bswap and rotates from POCOUNT's argument.
27732 <PARITY>: Likewise, we can strip not, bswap, sign_extend,
27733 zero_extend and rotates from PARITY's argument.
27734 <BSWAP>: A byte-swap followed by a byte-swap is an identity.
27735 (simplify_const_unary_operation) <BSWAP>: Evaluate the byte-swap
27736 of an integer constant at compile-time.
27738 2007-02-08 Diego Novillo <dnovillo@redhat.com>
27741 * tree-flow.h (struct var_ann_d): Remove field 'is_used'.
27743 * tree-ssa-alias.c (compute_is_aliased): Remove. Update all
27746 * tree-ssa-live.c (remove_unused_locals): Do not remove
27747 TREE_ADDRESSABLE variables.
27748 * tree-ssa-structalias.c (compute_points_to_sets): Tidy.
27749 * tree-ssa-operands.c (add_virtual_operand): Remove argument
27750 FOR_CLOBBER. Update all users.
27751 If VAR has an associated alias set, add a virtual operand for
27752 it if no alias is found to conflict with the memory reference.
27754 2007-02-07 Jan Hubicka <jh@suse.cz>
27755 Robert Kidd <rkidd@crhc.uiuc.edu>
27757 * value-prof.c (visit_hist, free_hist): Return 1 instead of 0.
27759 2007-02-07 Ian Lance Taylor <iant@google.com>
27761 * lower-subreg.c (simple_move): Reject PARTIAL_INT modes.
27763 2007-02-07 Roger Sayle <roger@eyesopen.com>
27765 * config/rs6000/rs6000.md (ctz<mode>2, ffs<mode>2, popcount<mode>2,
27766 parity<mode>2, smulsi3_highpart, abstf2_internal, allocate_stack,
27767 tablejumpdi, movsi_to_cr_one): Remove constraints from
27768 define_expand's match_operands.
27770 2007-02-07 Roger Sayle <roger@eyesopen.com>
27772 * global.c (compute_regsets): Move declatation of "i" inside of
27773 #ifdef ELIMINABLE_REGS to avoid unused variable bootstrap failure.
27775 2007-02-07 Jakub Jelinek <jakub@redhat.com>
27778 * gimplify.c (gimplify_scan_omp_clauses): Remove special casing
27779 of INDIRECT_REF <RESULT_DECL>.
27781 * config/i386/i386.c (override_options): Set PTA_SSSE3 for core2.
27783 2007-02-06 J"orn Rennecke <joern.rennecke@arc.com>
27784 Kaz Kojima <kkojima@gcc.gnu.org>
27787 * config/sh/sh.c (expand_cbranchdi4): Use scratch register
27789 (sh_initialize_trampoline): Add parentheses to avoid a warning.
27791 2007-02-06 Zdenek Dvorak <dvorakz@suse.cz>
27793 * doc/loop.texi: Document possibility not to perform disambiguation
27794 of loops with multiple latches.
27795 * cfgloopmanip.c (alp_enum_p): Removed.
27796 (add_loop): Handle subloops. Use get_loop_body_with_size.
27797 (create_preheader): Do not allow ENTRY_BLOCK_PTR to be preheader.
27798 * cfghooks.c (redirect_edge_and_branch_force): Set dominator for
27799 the new forwarder block.
27800 (make_forwarder_block): Only call new_bb_cbk if it is not NULL.
27801 Handle the case latch is NULL.
27802 * tree-ssa-dom.c (tree_ssa_dominator_optimize): Avoid cfg
27803 modifications when marking loop exits.
27804 * ifcvt.c (if_convert): Ditto. Mark loop exits even if cfg cannot
27806 * loop-init.c (loop_optimizer_init): Do not modify cfg. Call
27807 disambiguate_loops_with_multiple_latches.
27808 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Calculate dominators
27809 before fix_loop_structure.
27810 * cfgloop.c: Include pointer-set.h and output.h.
27811 (canonicalize_loop_headers, HEADER_BLOCK, LATCH_EDGE,
27812 update_latch_info, mfb_keep_just, mfb_keep_nonlatch): Removed.
27813 (get_loop_latch_edges, find_subloop_latch_edge_by_profile,
27814 find_subloop_latch_edge_by_ivs, find_subloop_latch_edge,
27815 mfb_redirect_edges_in_set, form_subloop, merge_latch_edges,
27816 disambiguate_multiple_latches, get_loop_body_with_size,
27817 disambiguate_loops_with_multiple_latches): New functions.
27818 (flow_loop_dump): Dump multiple latch edges.
27819 (flow_loop_nodes_find): Handle loops with multiple latches.
27820 (flow_loops_find): Ditto. Do not call canonicalize_loop_headers.
27821 (glb_enum_p): Modified.
27822 (get_loop_body): Use get_loop_body_with_size.
27823 * cfgloop.h (LOOPS_HAVE_RECORDED_EXITS): New flag.
27824 (AVOID_CFG_MODIFICATIONS): New constant.
27825 (disambiguate_loops_with_multiple_latches, add_loop,
27826 get_loop_body_with_size): Declare.
27827 * Makefile.in (cfgloop.o): Add pointer-set.h and output.h.
27829 2007-02-06 Seongbae Park <seongbae.park@gmail.com>
27831 PR inline-asm/28686
27832 * global.c (compute_regsets): New function.
27833 (global_alloc): Refactored ELIMINABLE_REGSET
27834 and NO_GLOBAL_ALLOC_REGS computation out.
27835 (rest_of_handle_global_alloc): Call compute_regsets()
27836 for non-optimizing case.
27838 2007-02-06 Richard Henderson <rth@redhat.com>
27840 * config/i386/constraints.md (Y2): Rename from Y.
27841 (Yi): New constraint.
27842 * config/i386/i386.md (movsi_1, movdi_2, pushdf_nointeger,
27843 pushdf_integer, movdf_nointeger, movdf_integer, zero_extendsidi2_32,
27844 zero_extendsidi2_rex64, truncxfdf2_mixed): Change Y constraints to Y2.
27845 (extendsfdf2_mixed, extendsfdf2_sse, truncdfsf_fast_mixed,
27846 truncdfsf_fast_sse, truncdfsf_mixed, fix_truncdfdi_sse,
27847 fix_truncdfsi_sse, floatsidf2_mixed, floatsidf2_sse,
27848 floatdidf2_mixed, floatdidf2_sse, absnegdf2_mixed,
27849 absnegdf2_sse, sse_setccdf, fop_df_comm_mixed, fop_df_comm_sse,
27850 fop_df_1_mixed, fop_df_1_sse): Change Y constraints to x.
27851 * config/i386/mmx.md (mov<MMXMODEI>_internal_rex64,
27852 mov<MMXMODEI>_internal, movv2sf_internal_rex64, movv2sf_internal,
27853 vec_extractv2si_1): Change Y constraints to Y2.
27854 * config/i386/sse.md (vec_setv4sf_0, vec_concatv2df, vec_dupv4si,
27855 vec_dupv2di, sse2_concatv2si, vec_concatv4si_1, vec_concatv2di):
27856 Change Y constraints to Y2.
27857 (sse2_loadld): Change Y constraints to x.
27859 2007-02-06 Roger Sayle <roger@eyesopen.com>
27861 * config/rs6000/rs6000.md (popcount<mode>2): Rewrite.
27862 (parity<mode>2): New define_expand using rs6000_emit_parity.
27863 * config/rs6000/rs6000.c (rs6000_emit_popcount,
27864 rs6000_emit_parity): New functions.
27865 * config/rs6000/rs6000-protos.h (rs6000_emit_popcount,
27866 rs6000_emit_parity): Prototype here.
27868 2007-02-06 Ian Lance Taylor <iant@google.com>
27870 * lower-subreg.c (simple_move_operand): Reject CONST.
27871 (resolve_clobber): Call validate_change rather than directly
27872 assigning to XEXP (pat, 0).
27874 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27876 * Makefile.in (tree-ssa-loop-ivopts.o): Add pointer-set.h dependency.
27877 (tree-ssa-reassoc.o): Add pointer-set.h dependency.
27878 (tree-cfg.o): Remove hashtab.h dependency.
27880 * tree-ssa-loop-ivopts.c: Include pointer-set.h.
27881 (struct ivopts_data): Change niters to pointer_map_t.
27882 (struct nfe_cache_elt, nfe_hash, nfe_eq): Delete.
27883 (niter_for_exit): Create pointer_map on demand. Change for
27885 (tree_ssa_iv_optimize_init): Initialize data->niters to NULL.
27886 (free_loop_data): Destroy data->niters if created and reset field.
27887 (tree_ssa_iv_optimize_finalize): Don't delete data->niters here.
27888 (tree_ssa_iv_optimize_loop): Check for presence of stale data.
27890 * tree-ssa-reassoc.c: Include pointer-set.h.
27891 (bb_rank): Change to long *.
27892 (operand_rank): Change to pointer_map_t.
27893 (find_operand_rank): Return long, -1 if not found. Declare as inline.
27894 (insert_operand_rank): Accept long.
27895 (operand_entry_hash, operand_entry_eq): Remove.
27896 (get_rank): Return long. Adjust for changes above.
27897 (init_reassoc): Change rank type to long. Adjust creation of bb_rank
27899 (fini_reassoc): Delete operand_rank with pointer_map_destroy.
27901 * tree-ssa-structalias.c (vi_for_tree): Change to pointer_map.
27902 (struct tree_vi, tree_vi_t, tree_vi_hash, tree_vi_eq): Delete.
27903 (insert_vi_for_tree): Rewrite for pointer_map API. Assert argument
27905 (lookup_vi_for_tree): Rewrite for pointer_map API. Return varinfo_t
27906 directly since it cannot be NULL.
27907 (get_vi_for_tree): Rewrite for pointer_map API.
27908 (find_what_p_points_to): Adjust for change to lookup_vi_for_tree.
27909 (init_alias_vars): Create vi_for_tree as pointer_map.
27910 (delete_points_to_sets): Delete vi_for_tree using pointer_map_destroy.
27912 * tree-cfg.c: Don't include hashtab.h.
27913 (edge_to_cases): Declare as pointer_map.
27914 (struct edge_to_cases_elt, edge_to_cases_hash, edge_to_cases_eq):
27916 (edge_to_cases_cleanup): Rewrite as pointer_map_traverse callback.
27917 (start_recording_case_labels): Create edge_to_cases as pointer_map.
27918 (end_recoding_case_labels): Cleanup edge_to_cases manually before
27920 (record_switch_edge): Delete.
27921 (get_cases_for_edge): Adjust for pointer_map API, inline
27922 record_switch_edge (rewritten for new API), remove goto.
27924 2006-02-06 Paolo Bonzini <bonzini@gnu.org>
27926 * Makefile.in (tree-nested.o): Add pointer-set.h dependency.
27927 * tree-nested.c: Include pointer-set.h.
27928 (var_map_elt, var_map_eq, var_map_hash): Delete.
27929 (struct nesting_info): Remove GTY marker. Change the two htab_t's
27930 to pointer_map_t's.
27931 (nesting_info_bitmap_obstack): New.
27932 (lookup_field_for_decl): Adjust for pointer_map API.
27933 (lookup_tramp_for_decl): Adjust for pointer_map API.
27934 (get_nonlocal_debug_decl): Adjust for pointer_map API.
27935 (get_local_debug_decl): Adjust for pointer_map API.
27936 (convert_nl_goto_reference): Adjust for pointer_map API.
27937 (convert_nl_goto_receiver): Adjust for pointer_map API.
27938 (create_nesting_tree): Create outside GGC space. Create bitmap on
27939 the new obstack. Create field_map and var_map as pointer_maps.
27940 (free_nesting_tree): Adjust for changes to create_nesting_tree.
27942 (lower_nested_functions): Move root here, no need to NULL it.
27943 Initialize and release the obstack.
27945 2007-02-06 Paolo Bonzini <bonzini@gnu.org>
27947 * tree.c (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p):
27948 Remove prototypes and make them non-static.
27949 (struct tree_int_map): Remove.
27950 * tree.h (struct tree_int_map): Move here, turning TO into an
27952 (tree_int_map_hash, tree_int_map_eq, tree_int_map_marked_p): Declare.
27954 * tree.h (TREE_COMPLEXITY): Remove.
27955 (struct tree_exp): Remove complexity field.
27956 * tree.c (build1_stat): Don't set it.
27958 2007-02-06 Dorit Nuzman <dorit@il.ibm.com>
27959 Victor Kaplansky <victork@il.ibm.com>
27961 * tree-vectorizer.c (vect_is_simple_use): Support induction.
27962 (vect_is_simple_reduction): Support reduction with induction as
27963 one of the operands.
27964 (vect_is_simple_iv_evolution): Fix formatting.
27965 * tree-vect-analyze.c (vect_mark_stmts_to_be_vectorized): Fix
27966 formatting. Don't mark induction phis for vectorization.
27967 (vect_analyze_scalar_cycles): Analyze all inductions, then reductions.
27968 * tree-vect-transform.c (get_initial_def_for_induction): New function.
27969 (vect_get_vec_def_for_operand): Support induction.
27970 (vect_get_vec_def_for_stmt_copy): Fix formatting and add check for
27972 (vectorizable_reduction): Support reduction with induction as one of
27974 (vectorizable_type_demotion): Use def-type of stmt argument rather
27975 than dummy def-type.
27977 * tree-ssa-loop.c (gate_scev_const_prop): Return the value of
27978 flag_tree_scev_cprop.
27979 * common.opt (tree-scev-cprop): New flag.
27981 * tree-vect-transform.c (vect_create_destination_var): Use 'kind' in
27982 call to vect_get_new_vect_var.
27984 2007-02-06 Ira Rosen <irar@il.ibm.com>
27986 * tree-vect-patterns.c (vect_recog_widen_mult_pattern): Check that
27987 vectype is not NULL.
27988 (vect_pattern_recog_1): Likewise.
27990 2007-02-05 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
27992 * fold-const.c (negate_expr_p): Handle CONJ_EXPR.
27993 (fold_negate_expr): Likewise.
27995 2007-02-05 Alexandre Oliva <aoliva@redhat.com>
27998 * dwarf2out.c (modified_type_die): Follow DECL_ORIGINAL_TYPE
27999 even if cv-qualification is the same.
28001 2007-02-05 Geoffrey Keating <geoffk@apple.com>
28003 * config/rs6000/darwin-tramp.asm (__trampoline_setup): Call
28004 __enable_execute_stack on completion.
28006 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28008 * config/i386/athlon.md (athlon_fldxf_k8, athlon_fld_k8,
28009 athlon_fstxf_k8, athlon_fst_k8, athlon_fist, athlon_fmov,
28010 athlon_fadd_load, athlon_fadd_load_k8, athlon_fadd, athlon_fmul,
28011 athlon_fmul_load, athlon_fmul_load_k8, athlon_fsgn,
28012 athlon_fdiv_load, athlon_fdiv_load_k8, athlon_fdiv_k8,
28013 athlon_fpspc_load, athlon_fpspc, athlon_fcmov_load,
28014 athlon_fcmov_load_k8, athlon_fcmov_k8, athlon_fcomi_load_k8,
28015 athlon_fcomi, athlon_fcom_load_k8, athlon_fcom): Added amdfam10.
28017 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28019 * config/i386/i386.md (x86_sahf_1, cmpfp_i_mixed, cmpfp_i_sse,
28020 cmpfp_i_i387, cmpfp_iu_mixed, cmpfp_iu_sse, cmpfp_iu_387,
28021 swapsi, swaphi_1, swapqi_1, swapdi_rex64, fix_truncsfdi_sse,
28022 fix_truncdfdi_sse, fix_truncsfsi_sse, fix_truncdfsi_sse,
28023 x86_fldcw_1, floatsisf2_mixed, floatsisf2_sse, floatdisf2_mixed,
28024 floatdisf2_sse, floatsidf2_mixed, floatsidf2_sse,
28025 floatdidf2_mixed, floatdidf2_sse, muldi3_1_rex64, mulsi3_1,
28026 mulsi3_1_zext, mulhi3_1, mulqi3_1, umulqihi3_1, mulqihi3_insn,
28027 umulditi3_insn, umulsidi3_insn, mulditi3_insn, mulsidi3_insn,
28028 umuldi3_highpart_rex64, umulsi3_highpart_insn,
28029 umulsi3_highpart_zext, smuldi3_highpart_rex64,
28030 smulsi3_highpart_insn, smulsi3_highpart_zext, x86_64_shld,
28031 x86_shld_1, x86_64_shrd, sqrtsf2_mixed, sqrtsf2_sse,
28032 sqrtsf2_i387, sqrtdf2_mixed, sqrtdf2_sse, sqrtdf2_i387,
28033 sqrtextendsfdf2_i387, sqrtxf2, sqrtextendsfxf2_i387,
28034 sqrtextenddfxf2_i387): Added amdfam10_decode.
28036 * config/i386/athlon.md (athlon_idirect_amdfam10,
28037 athlon_ivector_amdfam10, athlon_idirect_load_amdfam10,
28038 athlon_ivector_load_amdfam10, athlon_idirect_both_amdfam10,
28039 athlon_ivector_both_amdfam10, athlon_idirect_store_amdfam10,
28040 athlon_ivector_store_amdfam10): New define_insn_reservation.
28041 (athlon_idirect_loadmov, athlon_idirect_movstore): Added
28044 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28046 * config/i386/athlon.md (athlon_call_amdfam10,
28047 athlon_pop_amdfam10, athlon_lea_amdfam10): New
28048 define_insn_reservation.
28049 (athlon_branch, athlon_push, athlon_leave_k8, athlon_imul_k8,
28050 athlon_imul_k8_DI, athlon_imul_mem_k8, athlon_imul_mem_k8_DI,
28051 athlon_idiv, athlon_idiv_mem, athlon_str): Added amdfam10.
28053 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28055 * config/i386/athlon.md (athlon_sseld_amdfam10,
28056 athlon_mmxld_amdfam10, athlon_ssest_amdfam10,
28057 athlon_mmxssest_short_amdfam10): New define_insn_reservation.
28059 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28061 * config/i386/athlon.md (athlon_sseins_amdfam10): New
28062 define_insn_reservation.
28063 * config/i386/i386.md (sseins): Added sseins to define_attr type
28064 and define_attr unit.
28065 * config/i386/sse.md: Set type attribute to sseins for insertq
28068 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28070 * config/i386/athlon.md (sselog_load_amdfam10, sselog_amdfam10,
28071 ssecmpvector_load_amdfam10, ssecmpvector_amdfam10,
28072 ssecomi_load_amdfam10, ssecomi_amdfam10,
28073 sseaddvector_load_amdfam10, sseaddvector_amdfam10): New
28074 define_insn_reservation.
28075 (ssecmp_load_k8, ssecmp, sseadd_load_k8, seadd): Added amdfam10.
28077 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28079 * config/i386/athlon.md (cvtss2sd_load_amdfam10,
28080 cvtss2sd_amdfam10, cvtps2pd_load_amdfam10, cvtps2pd_amdfam10,
28081 cvtsi2sd_load_amdfam10, cvtsi2ss_load_amdfam10,
28082 cvtsi2sd_amdfam10, cvtsi2ss_amdfam10, cvtsd2ss_load_amdfam10,
28083 cvtsd2ss_amdfam10, cvtpd2ps_load_amdfam10, cvtpd2ps_amdfam10,
28084 cvtsX2si_load_amdfam10, cvtsX2si_amdfam10): New
28085 define_insn_reservation.
28087 * config/i386/sse.md (cvtsi2ss, cvtsi2ssq, cvtss2si,
28088 cvtss2siq, cvttss2si, cvttss2siq, cvtsi2sd, cvtsi2sdq,
28089 cvtsd2si, cvtsd2siq, cvttsd2si, cvttsd2siq,
28090 cvtpd2dq, cvttpd2dq, cvtsd2ss, cvtss2sd,
28091 cvtpd2ps, cvtps2pd): Added amdfam10_decode attribute.
28093 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28095 * config/i386/athlon.md (athlon_ssedivvector_amdfam10,
28096 athlon_ssedivvector_load_amdfam10, athlon_ssemulvector_amdfam10,
28097 athlon_ssemulvector_load_amdfam10): New define_insn_reservation.
28098 (athlon_ssediv, athlon_ssediv_load_k8, athlon_ssemul,
28099 athlon_ssemul_load_k8): Added amdfam10.
28101 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28103 * config/i386/i386.h (TARGET_SSE_UNALIGNED_MOVE_OPTIMAL): New macro.
28104 (x86_sse_unaligned_move_optimal): New variable.
28106 * config/i386/i386.c (x86_sse_unaligned_move_optimal): Enable for
28108 (ix86_expand_vector_move_misalign): Add code to generate movupd/movups
28109 for unaligned vector SSE double/single precision loads for AMDFAM10.
28111 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28113 * config/i386/i386.h (TARGET_AMDFAM10): New macro.
28114 (TARGET_CPU_CPP_BUILTINS): Add code for amdfam10.
28115 Define TARGET_CPU_DEFAULT_amdfam10.
28116 (TARGET_CPU_DEFAULT_NAMES): Add amdfam10.
28117 (processor_type): Add PROCESSOR_AMDFAM10.
28119 * config/i386/i386.md: Add amdfam10 as a new cpu attribute to match
28120 processor_type in config/i386/i386.h.
28121 Enable imul peepholes for TARGET_AMDFAM10.
28123 * config.gcc: Add support for --with-cpu option for amdfam10.
28125 * config/i386/i386.c (amdfam10_cost): New variable.
28126 (m_AMDFAM10): New macro.
28127 (m_ATHLON_K8_AMDFAM10): New macro.
28128 (x86_use_leave, x86_push_memory, x86_movx, x86_unroll_strlen,
28129 x86_cmove, x86_3dnow_a, x86_deep_branch, x86_use_simode_fiop,
28130 x86_promote_QImode, x86_integer_DFmode_moves,
28131 x86_partial_reg_dependency, x86_memory_mismatch_stall,
28132 x86_accumulate_outgoing_args, x86_arch_always_fancy_math_387,
28133 x86_sse_partial_reg_dependency, x86_sse_typeless_stores,
28134 x86_use_ffreep, x86_use_incdec, x86_four_jump_limit,
28135 x86_schedule, x86_use_bt, x86_cmpxchg16b, x86_pad_returns):
28136 Enable/disable for amdfam10.
28137 (override_options): Add amdfam10_cost to processor_target_table.
28138 Set up PROCESSOR_AMDFAM10 for amdfam10 entry in
28139 processor_alias_table.
28140 (ix86_issue_rate): Add PROCESSOR_AMDFAM10.
28141 (ix86_adjust_cost): Add code for amdfam10.
28143 2007-02-05 Harsha Jagasia <harsha.jagasia@amd.com>
28145 * config/i386/i386.opt: Add new Advanced Bit Manipulation (-mabm)
28146 instruction set feature flag. Add new (-mpopcnt) flag for popcnt
28147 instruction. Add new SSE4A (-msse4a) instruction set feature flag.
28148 * config/i386/i386.h: Add builtin definition for SSE4A.
28149 * config/i386/i386.md: Add support for ABM instructions
28150 (popcnt and lzcnt).
28151 * config/i386/sse.md: Add support for SSE4A instructions
28152 (movntss, movntsd, extrq, insertq).
28153 * config/i386/i386.c: Add support for ABM and SSE4A builtins.
28154 Add -march=amdfam10 flag.
28155 * config/i386/ammintrin.h: Add support for SSE4A intrinsics.
28156 * doc/invoke.texi: Add documentation on flags for sse4a, abm, popcnt
28158 * doc/extend.texi: Add documentation for SSE4A builtins.
28160 2007-02-05 Bob Wilson <bob.wilson@acm.org>
28162 * config/xtensa/xtensa.c (constantpool_mem_p): Skip over SUBREGs.
28164 2007-02-05 Richard Guenther <rguenther@suse.de>
28166 * tree-vectorizer.h (vectorizable_function): Add argument type
28167 argument, change return type.
28168 * tree-vect-patterns.c (vect_recog_pow_pattern): Adjust caller.
28169 * tree-vect-transform.c (vectorizable_function): Handle extra
28170 argument, return vectorized function decl.
28171 (build_vectorized_function_call): Remove.
28172 (vectorizable_call): Handle calls with result and argument types
28173 differing. Handle loop vectorization factor correctly.
28174 * targhooks.c (default_builtin_vectorized_function): Adjust for
28176 * targhooks.h (default_builtin_vectorized_function): Likewise.
28177 * target.h (builtin_vectorized_function): Add argument type
28179 * config/i386/i386.c (ix86_builtin_vectorized_function): Handle
28180 extra argument, allow vectorizing of lrintf.
28181 * doc/tm.texi (TARGET_VECTORIZE_BUILTIN_VECTORIZED_FUNCTION): Adjust
28182 documentation of target hook.
28184 2007-02-05 Hans-Peter Nilsson <hp@axis.com>
28187 * config/cris/cris.md ("*andsi_movu", "*andsi_clear", "*andhi_movu")
28188 ("*andhi_clear", andu (casesi+45)): For size-changed operand where
28189 memory is allowed, require !side_effects_p, not just !MEM_VOLATILE_P.
28191 2007-02-05 Roger Sayle <roger@eyesopen.com>
28193 * fold-const.c (fold_unary) <REAL_PART>: Test for availability of
28194 BUILT_IN_COS before simplifying REAL_PART(CEXPI)) to COS.
28195 <IMAG_PART>: Likewise, check for availability of BUILT_IN_SIN.
28196 * builtins.c (fold_builtin_sincos): Check for TARGET_C99_FUNCTIONS
28197 before canonicalizing sincos to cexpi.
28198 (fold_builtin_cexp): Likewise, for canonicalizing cexp to cexpi.
28200 2007-02-05 Roger Sayle <roger@eyesopen.com>
28202 * config/alpha/alpha.c (alpha_add_builtins): New Helper function.
28203 Set TREE_READONLY and TREE_NOTHROW directly, not via attributes.
28204 (alpha_init_builtins): Use alpha_add_builtins to process tables.
28206 2007-02-05 Roger Sayle <roger@eyesopen.com>
28208 * mips-tfile.c (initialize_init_file): Correct endianness test.
28210 2007-02-05 Kazu Hirata <kazu@codesourcery.com>
28212 * config/m68k/m68k.md (pushdi-1, pushdi, movsi+1): Don't use
28213 the 'y' constraint.
28215 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28217 * dwarf2out.c (dwarf2out_frame_debug_expr): Record the register
28218 saves in a PARALLEL before the register assignments.
28220 2007-02-05 Richard Sandiford <richard@codesourcery.com>
28222 * doc/tm.texi (DWARF_ALT_FRAME_RETURN_COLUMN): Do not require
28223 DWARF_FRAME_RETURN_COLUMN to be a general register.
28224 * dwarf2out.c (init_return_column_size): New function, split from...
28225 (expand_builtin_init_dwarf_reg_sizes): ...here. Allow both
28226 DWARF_FRAME_RETURN_COLUMN and DWARF_ALT_FRAME_RETURN_COLUMN
28227 to be nongeneral registers.
28228 * config/m68k/m68k.h (DWARF_FRAME_REGNUM): Only map FP and
28230 (DWARF_FRAME_REGISTERS, DWARF_FRAME_RETURN_COLUMN): Define.
28231 (DWARF_ALT_FRAME_RETURN_COLUMN): Define.
28233 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28235 * cfgcleanup.c (try_optimize_cfg): Avoid removing ENTRY_BLOCK_PTR.
28237 2007-02-04 Zdenek Dvorak <dvorakz@suse.cz>
28239 * cfgloopmanip.c (loop_delete_branch_edge): Removed.
28240 (remove_path): Use can_remove_branch_p and remove_branch instead
28241 of loop_delete_branch_edge.
28242 * tree-ssa-loop-manip.c (scale_dominated_blocks_in_loop): New function.
28243 (tree_transform_and_unroll_loop): Remove dead branches immediately.
28244 Update profile using scale_dominated_blocks_in_loop.
28245 * cfghooks.c (can_remove_branch_p, remove_branch): New functions.
28246 * cfghooks.h (struct cfg_hooks): Add can_remove_branch_p.
28247 (can_remove_branch_p, remove_branch): Declare.
28248 * tree-cfg.c (tree_can_remove_branch_p): New function.
28249 (tree_cfg_hooks): Add tree_can_remove_branch_p.
28250 * cfgrtl.c (rtl_can_remove_branch_p): New function.
28251 (rtl_cfg_hooks, cfg_layout_rtl_cfg_hook): Add rtl_can_remove_branch_p.
28253 2007-02-05 Jan Hubicka <jh@suse.cz>
28255 PR middle-end/30696
28256 * ipa-inline.c (cgraph_clone_inlined_nodes): When there are unanalyzed
28257 nodes in cgraph, don't remove offline copy of the function.
28259 2007-02-04 Jan Hubicka <jh@suse.cz>
28261 * tree-sra.c (sra_walk_expr): Add linebreaks. BITFIELD_REFs into
28262 vectors might cause maybe_lookup_element_for_expr to be called
28263 on non-sra-candidate.
28265 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28267 * config/bfin/bfin-modes.def, config/bfin/bfin.c,
28268 config/bfin/bfin.md, config/bfin/predicates.md: Follow
28269 spelling conventions.
28271 2007-02-04 Richard Guenther <rguenther@suse.de>
28273 PR middle-end/30636
28274 * fold-const.c (try_move_mult_to_index): Make sure to not
28275 overflow one dimension of a multi-dimensional array access.
28277 2007-02-04 Jan Hubicka <jh@suse.cz>
28279 * passes.c (init_optimization_passes): Reindent.
28281 2007-02-04 Jan Hubicka <jh@suse.cz>
28282 Eric Botcazou <ebotcazou@adacore.com>
28284 * tree-optimize.c (has_abnormal_outgoing_edge_p): Move to...
28285 (execute_fixup_cfg): Break out the abnormal goto code.
28286 * tree-inline.c (has_abnormal_outgoing_edge_p): ...here.
28287 (make_nonlocal_label_edges): Move here from execute_fixup_cfg.
28288 (optimize_inline_calls): Call make_nonlocal_label_edges.
28290 2007-02-04 Jan Hubicka <jh@suse.cz>
28292 * tree-ssa-copyrename.c (copy_rename_partition_coalesce): Return
28293 true when something was changed.
28294 (rename_ssa_copies): When something was changed, do
28295 TODO_remove_unused_locals.
28296 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
28297 add TODO_remove_unused_locals when instruction was removed.
28299 2007-02-04 Jan Hubicka <jh@suse.cz>
28301 * ipa-inline.c (try_inline): Improve debug output; work on already
28303 (cgraph_decide_inlining_incrementally): Indent; improve debug output;
28304 call try_inline for already inlined edges too when flattening;
28305 inline also functions that make callee growth but overall unit size
28308 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28310 * config/m32c/bitops.md, config/m32c/jump.md,
28311 config/m32c/m32c.c, config/m32c/m32c.h, config/m32r/m32r.c,
28312 config/m32r/m32r.h, config/m32r/m32r.md,
28313 config/m32r/predicates.md, config/m68hc11/larith.asm,
28314 config/m68hc11/m68hc11.c, config/m68hc11/m68hc11.h,
28315 config/m68k/m68k.h, config/mcore/mcore.md, config/mips/4k.md,
28316 config/mips/mips-protos.h, config/mips/mips.c,
28317 config/mips/mips.h, config/mips/mips.md, config/mips/mips16.S,
28318 config/mn10300/mn10300.h, config/mn10300/predicates.md,
28319 config/mt/mt.c, config/mt/mt.h, config/mt/mt.md: Follow
28320 spelling conventions.
28322 * config/v850/v850.c, config/v850/v850.h, config/v850/v850.md:
28323 Follow spelling conventions.
28325 2007-02-03 Douglas Gregor <doug.gregor@gmail.com>
28327 * c-opts.c (c_common_post_options): If C++0x mode is enabled, don't
28328 warn about C++0x compatibility.
28330 2007-02-04 Kazu Hirata <kazu@codesourcery.com>
28332 * config/h8300/h8300.c, config/h8300/h8300.h,
28333 config/h8300/h8300.md: Follow spelling conventions.
28335 2007-02-03 Uros Bizjak <ubizjak@gmail.com>
28337 PR middle-end/30667
28338 * combine.c (try_combine): Do not substitute source operand
28339 with constants wider than 2 * HOST_BITS_PER_WIDE_INT.
28341 2007-02-03 Jan Hubicka <jh@suse.cz>
28343 PR gcov-profile/30650
28344 * value-prof.c (stringop_block_profile): Fix handling of size counter;
28345 do not divide by zero for never executed counters.
28346 (tree_find_values_to_profile): Fix counters.
28347 * gcov-ui.h (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): Fix comments.
28349 2007-02-03 Ian Lance Taylor <iant@google.com>
28351 * lower-subreg.c (simple_move_operand): New static function,
28352 broken out of simple_move. Reject LABEL_REF, SYMBOL_REF, and HIGH
28354 (simple_move): Call simple_move_operand.
28355 (find_decomposable_subregs): Add special handling of MEMs.
28356 (can_decompose_p): Rename from cannot_decompose_p. Reverse
28357 meaning of return value. If we see a hard register, test whether
28358 it can store a word_mode value. Change all callers.
28360 2007-02-03 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
28362 * pa.md (addvdi3, addvsi3, subvdi3, subvsi3, negvdi2, negvsi2): New
28363 ftrapv insns and expanders.
28364 (subdi3): Change define_expand operand 1 to arith11_operand, and
28365 operand 2 to reg_or_0_operand. Change constraints of 64-bit insn
28366 pattern to handle reg_or_0 operands. Revise 32-bit insn pattern to
28367 handle 11-bit constants and reg_or_0 operands in operands 1 and 2,
28370 PR middle-end/30174
28371 * varasm.c (notice_global_symbol): Treat global objects as weak when
28372 flag_shlib is true.
28374 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28376 * emit-rtl.c (dconstpi): Delete.
28377 (dconstsqrt2): New.
28378 (init_emit_once): Delete dconstpi and init dconstsqrt2.
28379 * real.h (dconstpi): Delete.
28380 (dconstsqrt2): New.
28381 * builtins.c (fold_builtin_cabs): Use dconstsqrt2.
28382 (fold_builtin_hypot): Likewise.
28384 2007-02-03 Tom Tromey <tromey@redhat.com>
28387 * gcc.c (cpp_unique_options): Any of -ggdb3, -gstabs3,
28388 -gcoff3, -gxcoff3, -gvms3 implies -dD.
28390 2007-02-03 Kazu Hirata <kazu@codesourcery.com>
28392 * c-decl.c, config/avr/avr.c, config/avr/avr.h,
28393 config/m68k/m68k.c, config/m68k/netbsd-elf.h,
28394 config/mn10300/mn10300.c, config/pdp11/pdp11.h,
28395 config/rs6000/cell.md, config/rs6000/darwin.h,
28396 config/sh/sh.md, config/sh/sh4-300.md, config/spu/spu.c,
28397 config/spu/spu.md, cselib.c, expr.c, haifa-sched.c, hwint.h,
28398 jump.c, reload.c, sched-deps.c, sched-int.h, tree-inline.c,
28399 tree-profile.c, tree-ssa-live.h, tree-vrp.c: Fix comment
28400 typos. Follow spelling conventions.
28401 * doc/invoke.texi: Follow spelling conventions.
28403 2007-02-03 Roger Sayle <roger@eyesopen.com>
28405 * simplify-rtx.c (simplify_relational_operation_1): Implement some
28406 canonicalization transformations that attempt to simplify integer
28407 constant comparisons to become comparisons against zero.
28409 2007-02-03 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28411 * builtins.c (fold_builtin_cabs): Fold cabs(x+xi) into
28413 * fold-const.c (fold_binary): Fix comment typos. Fold complex
28414 (x,0)-(0,y) into (x,-y). Likewise (0,y)-(x,0) into (-x,y).
28416 2007-02-02 Mike Stump <mrs@apple.com>
28418 * config/darwin9.h (DARWIN_LINKER_GENERATES_ISLANDS): Add.
28419 * config/rs6000/rs6000.c (DARWIN_GENERATE_ISLANDS): Add.
28420 (output_call): Use DARWIN_GENERATE_ISLANDS to decide when to
28421 generate a branch island.
28423 2007-02-02 Bob Wilson <bob.wilson@acm.org>
28425 * config/xtensa/xtensa.c (smalloffset_mem_p): Use BASE_REG_P.
28426 (xtensa_legitimate_address_p): New.
28427 (xtensa_legitimize_address): New.
28428 (xtensa_output_addr_const_extra): New.
28429 * config/xtensa/xtensa.h (REG_OK_STRICT_FLAG): Define.
28431 (REG_OK_FOR_BASE_P): Use BASE_REG_P.
28432 (GO_IF_LEGITIMATE_ADDRESS): Move code to xtensa_legitimate_address_p.
28433 (LEGITIMIZE_ADDRESS): Move code to xtensa_legitimize_address.
28434 (OUTPUT_ADDR_CONST_EXTRA): Move code to xtensa_output_addr_const_extra.
28435 * config/xtensa/xtensa-protos.h (xtensa_legitimate_address_p): New.
28436 (xtensa_legitimize_address): New.
28437 (xtensa_output_addr_const_extra): New.
28439 2007-02-02 Steve Ellcey <sje@cup.hp.com>
28441 * config/ia64/ia64.c (ia64_print_operand): Fix compare strings.
28443 2007-02-02 Ian Lance Taylor <iant@google.com>
28445 * expmed.c (expand_divmod): Add comment.
28447 2007-02-02 Kazu Hirata <kazu@codesourcery.com>
28449 * emit-rtl.c (renumber_insns): Remove.
28450 * flags.h: Remove the extern for flag_renumber_insns.
28451 * rtl.h: Remove the prototype for renumber_insns.
28452 * toplev.c (flag_renumber_insns): Remove.
28454 2007-02-02 Hui-May Chang <hm.chang@apple.com>
28456 Revert for x86 darwin:
28457 2005-06-19 Uros Bizjak <uros@kss-loka.si>
28459 * config/i386/i386.c (ix86_function_arg_regno_p): Put back the
28460 code before the following patch under TARGET_MACHO.
28461 (ix86_function_value_regno_p): Likewise.
28463 2007-02-02 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28465 * fold-const.c (negate_expr_p, fold_negate_expr): Handle
28468 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28471 * config/ia64/ia64.c (ia64_speculate_insn): Restrict to memory
28472 loads to general or fp registers. Add comments.
28473 * config/ia64/ia64.md (reg_pred_prefix): Add comment.
28475 2007-02-02 Paolo Bonzini <bonzini@gnu.org>
28477 * pointer-set.c (insert_aux): Only return insertion slot.
28478 (pointer_set_insert): Adjust.
28479 (pointer_set_traverse, struct pointer_map_t, pointer_map_create,
28480 pointer_map_destroy, pointer_map_insert, pointer_map_contains,
28481 pointer_map_traverse): New.
28482 * pointer-set.h (pointer_set_traverse, struct pointer_map_t,
28483 pointer_map_create, pointer_map_destroy, pointer_map_insert,
28484 pointer_map_contains, pointer_map_traverse): Declare.
28486 2007-02-02 Jakub Jelinek <jakub@redhat.com>
28488 PR middle-end/30473
28489 * builtins.c (fold_builtin_sprintf): Do not attempt to optimize
28490 sprintf (str, "%s"). Do not optimize sprintf (str, "nopercent", p++).
28492 2007-02-02 Maxim Kuvyrkov <mkuvyrkov@ispras.ru>
28494 * sched-int.h (ds_to_dk, dk_to_ds): Declare functions.
28496 (struct _dep): New type.
28497 (dep_t): New typedef.
28498 (DEP_PRO, DEP_CON, DEP_KIND): New access macros.
28499 (DEP_STATUS): New access macro. The macro with the same name was
28500 renamed to DEP_LINK_STATUS.
28501 (dep_init): Declare function
28503 (struct _dep_link): New type.
28504 (dep_link_t): New typedef.
28505 (DEP_LINK_NODE, DEP_LINK_NEXT, DEP_LINK_PREV_NEXTP): New access macros.
28506 (DEP_LINK_DEP, DEP_LINK_PRO, DEP_LINK_CON, DEP_LINK_KIND): New macros.
28507 (DEP_LINK_STATUS): New macro.
28508 (debug_dep_links): New debug function.
28510 (struct _deps_list): New type.
28511 (deps_list_t): New typedef.
28512 (DEPS_LIST_FIRST): New access macro.
28513 (FOR_EACH_DEP_LINK): New cycle macro.
28514 (create_deps_list, free_deps_list, delete_deps_list): Declare
28516 (deps_list_empty_p, debug_deps_list, add_back_dep_to_deps_list): Ditto.
28517 (find_link_by_pro_in_deps_list, find_link_by_con_in_deps_list): Ditto.
28518 (copy_deps_list_change_con): Ditto.
28520 (move_dep_link): Declare function.
28522 (struct _dep_node): New type.
28523 (dep_node_t): New typedef.
28524 (DEP_NODE_BACK, DEP_NODE_DEP, DEP_NODE_FORW): New access macros.
28526 (struct haifa_insn_data.back_deps): New field to hold backward
28527 dependencies of the insn.
28528 (struct haifa_insn_data.depend): Rename to forw_deps. Change its type
28530 (struct haifa_insn_data.resolved_deps): Rename to resolved_back_deps.
28531 Change its type to deps_list_t.
28532 (INSN_BACK_DEPS): New access macro to use instead of LOG_LINKS.
28533 (INSN_DEPEND): Rename to INSN_FORW_DEPS.
28534 (RESOLVED_DEPS): Rename to INSN_RESOLVED_BACK_DEPS.
28536 (INSN_COST): Move to haifa-sched.c. Use insn_cost () instead.
28538 (DEP_STATUS): Rename to DEP_LINK_STATUS. Fix typo in the comment.
28540 (add_forw_dep, delete_back_forw_dep, insn_cost): Update declaration
28542 (dep_cost): Declare.
28544 * sched-deps.c (CHECK): New macro to (en/dis)able sanity checks.
28545 (ds_to_dk, dk_to_ds): New functions.
28547 (init_dep_1): New static function.
28548 (init_dep): New function.
28549 (copy_dep): New static function.
28551 (dep_link_consistent_p, attach_dep_link, add_to_deps_list): New static
28553 (detach_dep_link): New static function.
28554 (move_dep_link): New function.
28556 (dep_links_consistent_p, dump_dep_links): New static functions.
28557 (debug_dep_links): New debugging function.
28559 (deps_obstack, dl_obstack, dn_obstack): New static variables.
28561 (alloc_deps_list, init_deps_list): New static functions.
28562 (create_deps_list): New function.
28563 (clear_deps_list): New static function.
28564 (free_deps_list, delete_deps_list, deps_list_empty_p): New functions.
28565 (deps_list_consistent_p, dump_deps_list): New static functions.
28566 (debug_deps_list): New function.
28567 (add_back_dep_to_deps_list, find_link_by_pro_in_deps_list): New
28569 (find_link_by_con_in_deps_list, copy_deps_list_change_con): Ditto.
28571 (maybe_add_or_update_back_dep_1, add_or_update_back_dep_1): Update to
28572 use new scheduler dependencies lists.
28573 (add_back_dep, delete_all_dependences, fixup_sched_groups): Ditto.
28574 (sched_analyze): Ditto. Initialize dependencies lists.
28575 (add_forw_dep, compute_forward_dependences): Update to use new
28576 scheduler dependencies lists.
28578 (init_dependency_caches): Init deps_obstack.
28579 (free_dependency_caches): Free deps_obstack.
28581 (adjust_add_sorted_back_dep, adjust_back_add_forw_dep): Update to use
28582 new scheduler dependencies lists.
28583 (delete_forw_dep, add_or_update_back_forw_dep): Ditto.
28584 (add_back_forw_dep, delete_back_forw_dep): Ditto.
28586 * sched-rgn.c (set_spec_fed, find_conditional_protection, is_pfree):
28587 Update to use new scheduler dependencies lists.
28588 (is_conditionally_protected, is_prisky, add_branch_dependences): Ditto.
28589 (debug_dependencies): Ditto.
28590 (schedule_region): Update comments.
28592 * sched-ebb.c (earliest_block_with_similiar_load): Update to use new
28593 scheduler dependencies lists.
28594 (schedule_ebb): Update comments.
28596 * rtl.def (DEPS_LIST): Remove.
28598 * lists.c (unused_deps_list): Remove.
28599 (free_list): Update assertions.
28601 (alloc_DEPS_LIST, free_DEPS_LIST_list, free_DEPS_LIST_node): Remove.
28602 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28604 * rtl.h (free_DEPS_LIST_list, alloc_DEPS_LIST): Remove declarations.
28605 (remove_free_DEPS_LIST_elem, copy_DEPS_LIST_list): Ditto.
28607 * haifa-sched.c (comments): Update.
28608 (insn_cost1): Remove. Inline the code into insn_cost ().
28609 (insn_cost): Update to use new scheduler dependencies lists. Move
28610 processing of the dependency cost to dep_cost ().
28611 (dep_cost): New function. Use it instead of insn_cost () when
28612 evaluating cost of the dependency. Use compatible interface to
28613 interact with the target.
28614 (priority): Update to use new scheduler dependencies lists.
28615 (rank_for_schedule): Ditto. Optimize heuristic that prefers the insn
28616 with greater number of insns that depend on the insn.
28617 (schedule_insn): Update to use new scheduler dependencies lists. Add
28618 code to free backward dependencies lists. Inline and optimize code
28619 from resolve_dep () - see PR28071.
28620 (ok_for_early_queue_removal): Update to use new scheduler dependencies
28621 lists. Update call to targetm.sched.is_costly_dependence hook.
28623 (fix_inter_tick, try_ready, fix_tick_ready): Update to use new
28624 scheduler dependencies lists.
28626 (resolve_dep): Remove. Move the logic to schedule_insn ().
28627 (init_h_i_d): Initialize dependencies lists.
28629 (process_insn_depend_be_in_spec): Rename to
28630 process_insn_forw_deps_be_in_spec. Update to use new scheduler
28631 dependencies lists.
28632 (add_to_speculative_block, create_check_block_twin, fix_recovery_deps):
28633 Update to use new scheduler dependencies lists.
28634 (clear_priorities, calc_priorities, add_jump_dependencies): Ditto.
28636 * ddg.c (create_ddg_dependence, create_ddg_dep_no_link): Update to use
28637 new scheduler dependencies lists.
28638 (build_intra_loop_deps): Ditto.
28640 * target.h (struct _dep): Declare to use in
28641 gcc_target.sched.is_costly_dependence.
28642 (struct gcc_target.sched.adjust_cost): Fix typo.
28643 (struct gcc_target.sched.is_costly_dependence): Change signature to
28644 use single dep_t parameter instead of an equivalent triad.
28645 (struct gcc_target.sched.adjust_cost_2): Remove.
28647 * target-def.h (TARGET_SCHED_ADJUST_COST_2): Remove.
28649 * reg-notes.def (DEP_TRUE, DEP_OUTPUT, DEP_ANTI): Update comments.
28651 * doc/tm.texi (TARGET_SCHED_IS_COSTLY_DEPENDENCE): Update
28653 (TARGET_SCHED_ADJUST_COST_2): Remove documentation.
28655 * doc/rtl.texi (LOG_LINKS): Remove part about instruction scheduler.
28656 (REG_DEP_TRUE): Document.
28658 * config/ia64/ia64.c (ia64_adjust_cost_2): Rename to ia64_adjust_cost.
28659 Change signature to correspond to the targetm.sched.adjust_cost hook.
28660 Update use in TARGET_SCHED_ADJUST_COST_2.
28661 (TARGET_SCHED_ADJUST_COST_2): Rename to TARGET_SCHED_ADJUST_COST.
28662 (ia64_dependencies_evaluation_hook, ia64_dfa_new_cycle): Update to use
28663 new scheduler dependencies lists.
28664 (ia64_gen_check): Ditto.
28666 * config/mips/mips.c (vr4130_swap_insns_p): Update to use new
28667 scheduler dependencies lists.
28669 * config/rs6000/rs6000.c (rs6000_is_costly_dependence): Change
28670 signature to correspond to the targetm.sched.is_costly_dependence hook.
28671 (is_costly_group): Update to use new scheduler dependencies lists.
28673 * config/spu/spu.c (spu_sched_adjust_cost): Use insn_cost () function
28674 instead of INSN_COST () macro.
28676 2007-02-01 Ian Lance Taylor <iant@google.com>
28678 * lower-subreg.c (resolve_clobber): Handle a subreg of a concatn.
28680 2007-02-01 Guy Martin <gmsoft@gentoo.org>
28682 * pa.md (tp_load): Correct mfctl instruction syntax.
28684 2007-02-01 Geoffrey Keating <geoffk@apple.com>
28686 * config/rs6000/rs6000.c (rs6000_stack_info): Correct
28687 altivec_padding_size calculation on AIX. Improve comment, add
28688 assert to verify that it's right.
28690 * config/rs6000/darwin.h (MD_UNWIND_SUPPORT): Don't define for
28693 2007-2-01 Seongbae Park <seongbae.park@gmail.com>
28695 PR inline-asm/28686
28696 * global.c (global_alloc): Add mising initialization of
28699 2007-02-01 Roger Sayle <roger@eyesopen.com>
28701 * alias.c (init_alias_analysis): Correct whitespace.
28702 * bb-reorder.c (fix_edges_for_rarely_executed_code,
28703 partition_hot_cold_basic_blocks): Likewise.
28704 * builtins.c (expand_builtin_printf, expand_builtin_fprintf,
28705 expand_builtin_sprintf, fold_builtin_carg, fold_builtin_sprintf,
28706 maybe_emit_sprintf_chk_warning, fold_builtin_sprintf_chk,
28707 fold_builtin_snprintf_chk, fold_builtin_printf,
28708 fold_builtin_fprintf, do_mpfr_ckconv, do_mpfr_arg1, do_mpfr_arg2,
28709 do_mpfr_arg3, do_mpfr_sincos): Likewise.
28710 * cfgcleanup.c (cleanup_cfg): Likewise.
28711 * cfgexpand.c (tree_expand_cfg): Likewise.
28712 * fold-const.c (fold_binary) <RDIV_EXPR>: Likewise.
28713 * function.c (get_next_funcdef_no): Likewise.
28714 * gengtype.c (main): Likewise.
28715 * genmodes.c (main): Likewise.
28716 * gcse.c (bypass_conditional_jumps, print_ldst_list): Likewise.
28717 * haifa-sched.c (schedule_block, extend_h_i_d): Likewise.
28718 * ifcvt.c (noce_emit_move_insn): Likewise.
28719 * modulo-sched.c (generate_prolog_epilog, sms_schedule_by_order):
28721 * stor-layout.c (get_best_mode): Likewise.
28722 * tree-ssa-loop-niter.c (get_val_for): Likewise.
28723 * tree-ssa-structalias.c (get_varinfo, get_varinfo_fc,
28724 scc_visit, do_ds_constraint, do_complex_constraint, label_visit,
28725 perform_var_substitution, solve_graph): Likewise.
28726 * tree-vrp.c (vrp_finalize): Likewise.
28728 2007-02-01 Ian Lance Taylor <iant@google.com>
28730 * lower-subreg.c (simplify_gen_subreg_concatn): If we ask for the
28731 high part of a paradoxical subreg, return a constant zero.
28733 2007-02-01 Zdenek Dvorak <dvorakz@suse.cz>
28735 * toplev.c (lang_dependent_init): Call init_set_costs.
28736 * loop-init.c (loop_optimizer_init): Do not call init_set_costs.
28738 2007-02-01 Richard Guenther <rguenther@suse.de>
28740 PR middle-end/30656
28741 * fold-const.c (fold_negate_expr): Allow negating a
28742 constant if overflow does not change.
28744 2007-02-01 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
28746 * doc/c-tree.texi (Expression trees): Improve markup.
28747 * doc/tm.texi (Register Classes, Addressing Modes)
28748 (Floating Point): Fix spacing after abbreviations. Fix some
28751 2007-02-01 Ben Elliston <bje@au.ibm.com>
28753 * doc/invoke.texi: Replace "bugfix" with "bug fix" throughout.
28754 * doc/contrib.texi: Likewise.
28755 * doc/install.texi: Likewise.
28757 2007-01-31 Richard Henderson <rth@redhat.com>
28758 Ian Lance Taylor <iant@google.com>
28760 * lower-subreg.c: New file.
28761 * rtl.def (CONCATN): Define.
28762 * passes.c (init_optimization_passes): Add pass_lower_subreg and
28763 pass_lower_subreg2.
28764 * emit-rtl.c (update_reg_offset): New static function, broken out
28765 of gen_rtx_REG_offset.
28766 (gen_rtx_REG_offset): Call update_reg_offset.
28767 (gen_reg_rtx_offset): New function.
28768 * regclass.c: Revert patch of 2006-03-05, restoring
28770 (clear_reg_info_regno): New function.
28771 * dwarf2out.c (concatn_loc_descriptor): New static function.
28772 (loc_descriptor): Handle CONCATN.
28773 * common.opt (fsplit_wide_types): New option.
28774 * opts.c (decode_options): Set flag_split_wide_types when
28776 * timevar.def (TV_LOWER_SUBREG): Define.
28777 * rtl.h (gen_reg_rtx_offset): Declare.
28778 (reg_scan_update): Declare.
28779 * regs.h (clear_reg_info_regno): Declare.
28780 * tree-pass.h (pass_lower_subreg): Declare.
28781 (pass_lower_subreg2): Declare.
28782 * doc/invoke.texi (Option Summary): List -fno-split-wide-types.
28783 (Optimize Options): Add -fsplit-wide-types to -O1 list. Document
28784 -fsplit-wide-types.
28785 * doc/rtl.texi (Regs and Memory): Document concat and concatn.
28786 * Makefile.in (OBJS-common): Add lower-subreg.o.
28787 (lower-subreg.o): New target.
28789 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28791 * config/sh/sh.h (HAVE_SECONDARY_RELOADS): Remove.
28793 2007-01-31 Anatoly Sokolov <aesok@post.ru>
28796 * config/avr/avr.c (DWARF2_ADDR_SIZE): Define.
28798 2007-01-31 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
28800 PR middle-end/29335
28801 * builtins.c (fold_builtin_sqrt): Use MPFR for constant args.
28803 2007-01-31 Zdenek Dvorak <dvorakz@suse.cz>
28805 * cfgloop.h: Include vec-prim.h.
28806 (enum li_flags): Remove LI_ONLY_OLD.
28807 (loop_iterator): Changed.
28808 (fel_next, fel_init): Iterate over loop tree.
28809 (FOR_EACH_LOOP_BREAK): New macro.
28810 * loop-unswitch.c (unswitch_loops): Do not pass LI_ONLY_OLD to
28812 * tree-ssa-loop-unswitch.c (tree_ssa_unswitch_loops): Ditto.
28813 * modulo-sched.c (sms_schedule): Ditto.
28814 * tree-vectorizer.c (vectorize_loops): Ditto.
28815 * doc/loop.texi: Update information on loop numbering and behavior of
28816 FOR_EACH_LOOP wrto new loops.
28817 * tree-scalar-evolution.c (compute_overall_effect_of_inner_loop,
28818 add_to_evolution_1): Test nestedness of loops instead of comparing
28820 * tree-chrec.c (chrec_fold_plus_poly_poly,
28821 chrec_fold_multiply_poly_poly, chrec_evaluate,
28822 hide_evolution_in_other_loops_than_loop, chrec_component_in_loop_num,
28823 reset_evolution_in_loop): Ditto.
28824 * Makefile.in (CFGLOOP_H): Add vecprim.h dependency.
28826 2007-01-31 Dirk Mueller <dmueller@suse.de>
28828 * c-common.c (warn_about_parentheses): Separate warning about
28829 un-parenthized sequence of comparison operators from the one
28830 which is supposed to warn about x <= y <= z.
28832 2007-01-31 Uros Bizjak <ubizjak@gmail.com>
28834 * optabs.h (enum optab_index): Add new OTI_isinf.
28835 (isinf_optab): Define corresponding macro.
28836 * optabs.c (init_optabs): Initialize isinf_optab.
28837 * genopinit.c (optabs): Implement isinf_optab using isinf?f2
28839 * builtins.c (mathfn_built_in): Handle BUILT_IN_ISINF{,F,L}.
28840 (expand_builtin_interclass_mathfn): Expand BUILT_IN_ISINF{,F,L}
28842 (expand_builtin): Expand BUILT_IN_ISINF{,F,L} using
28843 expand_builtin_interclass_mathfn.
28844 * reg_stack.c (subst_stack_regs_pat): Handle UNSPEC_FXAM.
28845 * config/i386/i386.md (UNSPEC_FXAM): New constant.
28846 (fxam<mode>2_i387): New insn pattern.
28847 (isinf<mode>2) New expander to implement isinf, isinff and isinfl
28848 built-in functions as x87 inline asm.
28850 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28852 * config/arm/unwind-arm.h (_sleb128_t, _uleb128_t): New.
28854 2007-01-30 Eric Christopher <echristo@apple.com>
28856 * config.gcc: Add geode.
28858 2007-01-31 Kazu Hirata <kazu@codesourcery.com>
28860 * cgraphunit.c, config/arm/arm.c, config/m68k/m68k.c,
28861 ipa-inline.c, tree-profile.c, tree-ssa-live.c,
28862 tree-ssa-math-opts.c, tree-ssanames.c, tree-vect-analyze.c,
28863 value-prof.c: Fix comment typos.
28865 2007-01-30 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28868 * doc/invoke.texi (Wpointer-arith): Document warning.
28870 2007-01-30 Janis Johnson <janis187@us.ibm.com>
28872 * doc/extend.texi (Decimal Floating Types): Remove decfloat.h from
28873 the list of discrepancies from the draft TR.
28875 2007-01-30 Dirk Mueller <dmueller@suse.de>
28878 * doc/invoke.texi (-Wreturn-type): Update description to
28879 match new behavior.
28881 2007-01-30 Richard Sandiford <richard@codesourcery.com>
28883 * cfgrtl.c (try_redirect_by_replacing_jump): Check only_sets_cc0_p.
28885 2007-01-30 Uros Bizjak <ubizjak@gmail.com>
28887 * builtins.c (expand_builtin_int_interclass_roundingfn): New function
28888 to handle optabs that operate on floating point input argument and
28889 output to integer output.
28890 (expand_builtin_mathfn) [BUILT_IN_ILOGB]: Move from here ...
28891 (expand_builtin_interclass_mathfn) [BUILT_IN_ILOGB]: ... to here.
28892 (expand_builtin): Expand BUILT_IN_ILOGB{,F,L} using
28893 expand_builtin_interclass_mathfn ().
28894 * config/i386/i386.md (fxtractxf3_i387): Rename from *fxtractxf3_i387.
28895 (ilogbsi2): Remove.
28896 (ilogbxf2, ilogb<mode>2): New expanders to implement ilogb, ilogbf and
28897 ilogbl built-in functions as x87 intrinsics.
28899 2007-01-30 Richard Guenther <rguenther@suse.de>
28901 PR middle-end/27657
28902 * dwarf2out.c (reference_to_unused): Query varpool if the
28903 variable was output.
28905 2007-01-30 Richard Guenther <rguenther@suse.de>
28907 PR middle-end/30313
28908 * passes.c (execute_one_pass): Reset in_gimple_form to not
28909 confuse non-unit-at-a-time mode.
28911 2007-01-29 Roger Sayle <roger@eyesopen.com>
28912 Richard Guenther <rguenther@suse.de>
28914 * fold-const.c (round_up): Make HIGH an unsigned HOST_WIDE_INT to
28915 avoid undefined behaviour on overflow. Use force_fit_type_double
28916 to construct the constant with the specified TREE_OVERFLOW.
28918 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28920 * config/dfp-bit.c: Add parameterized support for fp exceptions.
28921 * config/dfp-bit.h: Ditto.
28923 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28925 * c-decl.c (pop_scope): Replace warnings with call to
28926 warn_for_unused_label.
28927 * c-common.h (warn_for_unused_label): Declare.
28928 * c-common.c (warn_for_unused_label): Define.
28930 2007-01-29 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
28932 * tree-optimize.c (update_inlined_to_pointers): Delete unused
28935 2007-01-29 Janis Johnson <janis187@us.ibm.com>
28937 * Makefile.in (USER_H): Remove decfloat.h.
28938 * ginclude/decfloat.h: Delete, moving contents to ...
28939 * ginclude/float.h: Add support for decimal floating point,
28940 guarded by __STDC_WANT_DEC_FP__.
28942 2007-01-29 Mike Stump <mrs@apple.com>
28944 * doc/gccint.texi (Top): Rename Loop Representation to Loop
28945 Analysis and Representation to resolve case insensitive conflict.
28946 * doc/loop.texi (Loop Analysis and Representation): Likewise.
28948 2007-01-28 Daniel Berlin <dberlin@dberlin.org>
28950 * tree.h (struct tree_memory_tag): Add aliases member.
28951 (MTAG_ALIASES): New macro.
28952 * tree-ssa-alias.c (alias_bitmap_obstack): New variable.
28953 (add_may_alias): Remove pointer-set. Update for may_aliases being
28955 (mark_aliases_call_clobbered): Update for may_aliases being a
28957 (compute_tag_properties): Ditto.
28958 (create_partition_for): Ditto.
28959 (compute_memory_partitions): Ditto.
28960 (dump_may_aliases_for): Ditto.
28961 (is_aliased_with): Ditto.
28962 (add_may_alias_for_new_tag): Ditto.
28963 (rewrite_alias_set_for): Rewrite for may_aliases being a bitmap.
28964 (compute_is_aliased): New function.
28965 (compute_may_aliases): Call compute_is_aliased).
28966 (init_alias_info): Initialize alias_bitmap_obstack.
28967 (union_alias_set_into): New function.
28968 (compute_flow_sensitive_aliasing): Use union_aliases_into.
28969 (have_common_aliases_p): Rewrite to take two bitmaps and use
28971 (compute_flow_insensitive_aliasing): Stop using pointer-sets.
28972 Update for bitmaps.
28973 (finalize_ref_all_pointers): Update for add_may_alias changes.
28974 (new_type_alias): Ditto.
28975 * tree-flow-inline.h (may_aliases): Return a bitmap.
28976 * tree-dfa.c (dump_variable): Check for MTAG_P'ness.
28977 * tree-ssa.c (verify_flow_insensitive_alias_info): Update for
28978 may_aliases being a bitmap.
28979 * tree-flow.h (struct var_ann_d): Remove may_aliases member.
28980 may_aliases now returns a bitmap.
28981 * tree-ssa-structalias.c (merge_smts_into): Update for may_aliases
28983 * tree-ssa-operands.c (add_virtual_operand): Update for
28984 may_aliases being a bitmap.
28986 2007-01-29 Daniel Berlin <dberlin@dberlin.org>
28988 PR tree-optimization/30630
28989 * tree-ssa-structalias.c (do_complex_constraint): Mark correct
28990 variable as changed.
28992 2007-01-29 Simon Martin <simartin@users.sourceforge.net>
28995 * gimplify.c (gimplify_target_expr): Make sure that the TARGET_EXPR is
28996 expanded only once even if an error occurs.
28998 2007-01-29 Ben Elliston <bje@au.ibm.com>
29000 * gcov-io.h (__gcov_indirect_call_profiler): Declare.
29001 (__gcov_average_profiler): Likewise.
29002 (__gcov_ior_profiler): Likewise.
29003 (__gcov_merge_ior): Likewise.
29005 2007-01-28 Jan Hubicka <jh@suse.cz>
29007 * builtins.c (expand_builtin_memset): Fix typo in my last patch.
29008 * value-prof.c (stringop_block_profile): Likewise.
29010 2007-01-28 Jan Hubicka <jh@suse.cz>
29012 * expr.c (emit_block_move_via_movmem, emit_block_move_via_libcall):
29013 Add variant handling histograms; add wrapper.
29014 (clear_storage_via_libcall): Export.
29015 (emit_block_move_hints): Break out from ...; add histograms.
29016 (emit_block_move): ... this one.
29017 (clear_storage_hints): Break out from ...; add histograms.
29018 (clear_storage): ... this one.
29019 (set_storage_via_memset): Handle histogram.
29020 * expr.h (emit_block_move_via_libcall, emit_block_move_hints): Declare.
29021 (clear_storage_hints, clear_storage_via_libcall): Declare.
29022 (set_storage_via_setmem): Update prototype.
29023 * doc/md.texi (movmem, setmem): Document new arguments.
29025 * value-prof.c (dump_histogram_value, tree_find_values_to_profile):
29026 Add new histograms.
29027 (stringop_block_profile): New global function.
29028 (tree_stringops_values_to_profile): Profile block size and alignment.
29029 * value-prof.h (enum hist_type): add HIST_TYPE_AVERAGE and
29031 (struct profile_hooks): Add gen_average_profiler and gen_ior_profiler.
29032 (stringop_block_profile): Declare.
29033 * builtins.c: Include value-prof.h.
29034 (expand_builtin_memcpy, expand_builtin_memset): Pass block profile.
29035 * gcov-ui.h (GCOV_COUNTER_NAMES): Add new counter.
29036 (GCOV_COUNTER_AVERAGE, GCOV_COUNTER_IOR): New constants.
29037 (GCOV_COUNTERS, GCOV_LAST_VALUE_COUNTER): Update.
29038 * profile.c (instrument_values): Add new counters.
29039 * cfgexpand.c (expand_gimple_basic_block): Propagate histograms to
29041 * tree-profile.c (tree_average_profiler_fn, tree_ior_profiler_fn): New.
29042 (tree_init_edge_profiler): Build new profilers.
29043 (tree_gen_average_profiler, tree_gen_ior_profiler): New.
29044 (pass_tree_profile): Add dump.
29045 (tree_profile_hooks): Update.
29046 * Makefile.in (LIBGCOV): Add new constants.
29047 * libgcov.c (__gcov_merge_ior, __gcov_average_profiler,
29048 __gcov_ior_profiler): New.
29049 * i386.md (movmem/setmem expanders): Add new optional arguments.
29051 2007-01-28 David Edelsohn <edelsohn@gnu.org>
29053 * doc/md.texi (Standard Pattern Names): Document blockage pattern.
29055 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29057 * tree-ssa-loop-unswitch.c: Include tree-inline.h.
29058 (tree_unswitch_single_loop): Pass eni_size_weights to
29059 tree_num_loop_insns.
29060 * tree-ssa-loop-manip.c: Include tree-inline.h.
29061 (can_unroll_loop_p): Pass eni_size_weights to
29062 tree_num_loop_insns.
29063 * tree-ssa-loop-ch.c (should_duplicate_loop_header_p):
29064 Pass eni_size_weights to estimate_num_insns.
29065 * tree.h (init_inline_once): Export.
29066 * toplev.c (backend_init): Call init_inline_once.
29067 * cgraphunit.c (cgraph_process_new_functions,
29068 cgraph_analyze_function): Pass eni_inlining_weights to
29069 estimate_num_insns.
29070 * ipa-inline.c (compute_inline_parameters): Ditto.
29071 * tree-ssa-loop-ivcanon.c (tree_num_loop_insns): Pass weights
29072 to estimate_num_insns.
29073 (try_unroll_loop_completely): Pass eni_size_weights to
29074 tree_num_loop_insns.
29075 * tree-eh.c (decide_copy_try_finally): Pass eni_size_weights
29076 ot estimate_num_insns.
29077 * tree-ssa-loop-prefetch.c: Include tree-inline.h.
29078 (loop_prefetch_arrays): Pass eni_time_weights to tree_num_loop_insns.
29079 * tree-inline.c (eni_inlining_weights, eni_size_weights,
29080 eni_time_weights): New variables.
29081 (init_inline_once): Initialize them.
29082 (struct eni_data): Mew.
29083 (estimate_num_insns_1, estimate_num_insns): Use weights.
29084 * tree-inline.h (struct eni_weights_d): New.
29085 (eni_inlining_weights, eni_size_weights, eni_time_weights): Declare.
29086 (estimate_num_insns): Declaration changed.
29087 * cfgloop.h (tree_num_loop_insns): Declaration changed.
29088 * Makefile.in (tree-ssa-loop-unswitch.o, tree-ssa-loop-prefetch.o,
29089 tree-ssa-loop-manip.o): Add TREE_INLINE_H dependency.
29091 2007-01-28 Zdenek Dvorak <dvorakz@suse.cz>
29093 * tree-data-ref.c (conflict_fn): Assert that the number of affine
29094 relations in the conflict function is valid.
29096 2007-01-27 Ian Lance Taylor <iant@google.com>
29098 * common.opt: Add fstrict-overflow.
29099 * opts.c (decode_options): Set flag_strict_overflow if -O2.
29100 * flags.h (TYPE_OVERFLOW_WRAPS): Define.
29101 (TYPE_OVERFLOW_UNDEFINED): Define.
29102 (TYPE_OVERFLOW_TRAPS): Define. This replaces TYPE_TRAP_SIGNED.
29104 * tree.h (TYPE_TRAP_SIGNED): Don't define.
29105 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_UNDEFINED.
29106 (fold_negate_expr): Likewise.
29107 (make_range): Likewise.
29108 (extract_muldiv_1): Likewise.
29109 (maybe_canonicalize_comparison): Likewise.
29110 (fold_comparison): Likewise.
29111 (fold_binary): Likewise.
29112 (tree_expr_nonnegative_p): Likewise.
29113 (tree_expr_nonzero_p): Likewise.
29114 * tree-vrp.c (compare_values): Likewise.
29115 (extract_range_from_binary_expr): Likewise.
29116 (extract_range_from_unary_expr): Likewise.
29117 * tree-ssa-loop-niter.c (infer_loop_bounds_from_signedness):
29119 (nowrap_type_p): Likewise.
29120 * tree-scalar-evolution.c (simple_iv): Likewise.
29121 * fold-const.c (negate_expr_p): Use TYPE_OVERFLOW_WRAPS.
29122 (build_range_check): Likewise.
29123 (extract_muldiv_1): Likewise.
29124 (fold_comparison): Likewise.
29125 * tree-vrp.c (vrp_int_const_binop): Likewise.
29126 (extract_range_from_unary_expr): Likewise.
29127 * convert.c (convert_to_integer): Likewise.
29128 * fold-const.c (fold_negate_expr): Use TYPE_OVERFLOW_TRAPS.
29129 (fold_comparison): Likewise.
29130 (fold_binary): Likewise.
29131 * optabs.c (optab_for_tree_code): Likewise.
29132 * tree-vectorizer.c (vect_is_simple_reduction): Likewise.
29133 * simplify-rtx.c (simplify_const_relational_operation): Check
29134 flag_strict_overflow and flag_trapv.
29135 (simplify_const_relational_operation): Likewise.
29136 * doc/invoke.texi (Option Summary): Mention -fstrict-overflow.
29137 (Optimize Options): Add -fstrict-overflow to -O2 list. Document
29140 2007-01-27 Roger Sayle <roger@eyesopen.com>
29142 * tree.c (tree_fold_gcd): Delete.
29143 * tree.h (tree_fold_gcd): Remove prototype.
29144 * tree-data-ref.c (tree_fold_divides_p): Don't use tree_fold_gcd to
29145 test whether one constant integer is a multiple of another. Instead
29146 call int_const_binop with TRUNC_MOD_EXPR and test for a zero result.
29147 * fold-const.c (multiple_of_p): We've determined both TOP and
29148 BOTTOM are integer constants so we can call int_const_binop directly
29149 instead of the more generic const_binop.
29151 2007-01-27 Roger Sayle <roger@eyesopen.com>
29153 * fold-const.c (size_binop): In the fast-paths for X+0, 0+X, X-0 and
29154 1*X check that the constant hasn't overflowed, to preserve the
29156 (round_up): Provide an efficient implementation when rouding-up an
29157 INTEGER_CST to a power-of-two.
29159 2007-01-28 Ralf Wildenhues <Ralf.Wildenhues@gmx.de>
29161 * doc/sourcebuild.texi: Add comma for clarity.
29162 * doc/extend.texi: Fix some typos.
29163 * doc/passes.texi: Likewise.
29164 * doc/cppinternals.texi: Likewise.
29165 * doc/c-tree.texi: Likewise.
29166 * doc/tree-ssa.texi: Likewise.
29167 * doc/install.texi: Likewise.
29169 2007-01-27 Jan Hubicka <jh@suse.cz>
29171 * tree-sra.c (sra_walk_function): Don't rely on aliases being build.
29172 (pass_sra): Do not require alias information.
29173 * passes.c (init_optimization_passes): Add SRA
29175 2007-01-27 Steven Bosscher <steven@gcc.gnu.org>
29177 * tracer.c (rest_of_handle_tracer): We already cleaned
29178 up the CFG in tracer() so don't do it here again.
29179 * cfgcleanup.c (rest_of_handle_jump2): Don't repeat
29180 cleanup_cfg here, either. And don't call renumber_insns.
29182 * cfgrtl.c (rtl_verify_flow_info_1): Don't verify that BB_END
29183 and BB_HEAD are in the insn stream here. Instead make sure
29184 that BB_INSN is valid on all insns. Also, do check here that
29185 there are no pending branch predictions...
29186 (rtl_verify_flow_info): ...instead of doing it here. Checks
29187 for BB_END and BB_HEAD moved from rtl_verify_flow_info_1 to
29190 2007-01-26 Roger Sayle <roger@eyesopen.com>
29192 * config/i386/i386.c (ix86_swap_binary_operands_p): New helper
29193 function to simplify/factorize operand order canonicalization.
29194 (ix86_fixup_binary_operands): Reorganize using the above function.
29195 (ix86_binary_operator_ok): Likewise.
29197 2007-01-27 Jakub Jelinek <jakub@redhat.com>
29199 * genattrtab.c (struct attr_value_list, insn_code_values): Move to
29200 file scope from optimize_attrs.
29201 (simplify_test_exp): If insn_code_values is not NULL, use it to speed
29203 (optimize_attrs): Clear insn_code_values after freeing it.
29205 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29207 * tree-ssa-address.c (create_mem_ref): Remove ", bsi" from
29208 a parts.base assignment.
29210 2007-01-26 Zdenek Dvorak <dvorakz@suse.cz>
29212 * tree-data-ref.c (dump_subscript): Use dump_conflict_function.
29213 (compute_subscript_distance, initialize_data_dependence_relation,
29214 finalize_ddr_dependent, analyze_ziv_subscript,
29215 analyze_siv_subscript_cst_affine,
29216 compute_overlap_steps_for_affine_univar,
29217 compute_overlap_steps_for_affine_1_2, analyze_subscript_affine_affine,
29218 analyze_siv_subscript, analyze_miv_subscript,
29219 analyze_overlapping_iterations, subscript_dependence_tester_1,
29220 compute_self_dependence, free_dependence_relation): Work
29221 with affine_fn instead of chrecs.
29222 (dump_affine_function, dump_conflict_function, affine_function_equal_p,
29223 common_affine_function, affine_function_base,
29224 affine_function_constant_p, affine_fn_op, affine_fn_plus,
29225 affine_fn_minus, affine_fn_free, conflict_fn_not_known,
29226 conflict_fn_no_dependence, free_conflict_function, free_subscripts,
29227 conflict_fn, affine_fn_cst, affine_fn_univar): New functions.
29228 (all_chrecs_equal_p): Removed.
29229 * tree-data-ref.h (affine_fn, conflict_function): New types.
29230 (struct subscript): Change type of conflicting_iterations_in_a
29231 and conflicting_iterations_in_b.
29233 2007-01-26 Steve Ellcey <sje@cup.hp.com>
29236 * config/pa/pa.h (TARGET_HPUX_11): New.
29237 * config/pa/pa-hpux11.h (TARGET_HPUX_11): New.
29238 * config/pa/pa.c (pa_init_builtins): Use TARGET_HPUX_11.
29240 2007-01-26 Daniel Berlin <dberlin@dberlin.org>
29241 Richard Guenther <rguenther@suse.de>
29243 * tree-ssa-structalias.c (solve_graph): Handle case
29244 we merged the variable to another.
29246 2007-01-25 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29248 * builtins.c (fold_builtin_1): Treat ccos and ccosh as 'even'
29251 * fold-const.c (negate_mathfn_p): Treat casin, casinh, catan,
29252 catanh, cproj, csin, csinh, ctan and ctanh as 'odd' functions.
29254 2007-01-25 DJ Delorie <dj@redhat.com>
29256 * config/m32c/m32c.c (m32c_cannot_change_mode_class): We don't
29257 allow changes to modes which don't fit in those registers.
29259 * reload1.c (choose_reload_regs): Check for invalid subregs before
29260 computing their locations, not after.
29262 2007-01-25 Geoffrey Keating <geoffk@apple.com>
29265 * config/rs6000/rs6000.c (first_altivec_reg_to_save): On Darwin,
29266 save Altivec registers in an eh_return function.
29267 (compute_vrsave_mask): Likewise.
29268 (rs6000_stack_info): Correct AIX/Darwin stack alignment computation
29269 for saving Altivec registers.
29270 (rs6000_emit_prologue): Don't allocate stack twice in
29271 eh_return function. Correct expected value of altivec_save_offset
29272 when using save_world. Describe save of R0 to stack when using
29273 save_world. Describe stack pointer adjustment when using
29274 save_world. Remove duplicated eh_return parameter register saving.
29275 Update sp_offset variable after save_world.
29276 * config/rs6000/t-darwin (LIB2FUNCS_STATIC_EXTRA): Remove
29278 (LIB2FUNCS_EXTRA): Add darwin-world.asm.
29279 * config/rs6000/darwin.h (SUBTARGET_OVERRIDE_OPTIONS): -m64
29282 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29284 * config.gcc (ia64*-*-hpux*): Make posix threads the default.
29286 2007-01-25 Steve Ellcey <sje@cup.hp.com>
29289 * config/pa/pa.c (pa_init_builtins): Set asm names for finite routines.
29290 * config/ia64/ia64.c (ia64_init_builtins): Ditto.
29292 2007-01-25 Richard Guenther <rguenther@suse.de>
29294 * doc/invoke.texi (-Wcoverage-mismatch): Document.
29295 * common.opt (-Wcoverage-mismatch): New warning option.
29296 * coverage.c (get_coverage_counts): Ignore coverage mismatch
29297 if -Wcoverage-mismatch is given.
29299 2007-01-25 Razya Ladelsky <razya@il.ibm.com>
29301 * ipa-cp.c (ipcp_insert_stage, ipcp_driver): Support for SSA.
29302 (ipcp_driver): Change to static definition.
29303 Add dumping of the ifunctions.
29304 (constant_val_insert): Remove unused parameter. Support for SSA.
29305 (ipcp_propagate_const): Support for SSA.
29306 (ipcp_profile_bb_print): Print only analyzed nodes.
29307 (ipcp_replace_map_create): Remove support for Fortran constant
29309 * ipa-prop.c (ipa_method_modify_stmt,
29310 ipa_callsite_compute_param): Support for SSA.
29311 * ipa-prop.h (ipcp_driver): Remove declaration.
29312 (IS_VALID_TREE_MAP_INDEX): Add define.
29314 2007-01-24 Geoffrey Keating <geoffk@apple.com>
29316 * unwind-dw2.c (execute_stack_op): Handle DW_OP_swap.
29318 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29320 PR middle-end/30447
29321 * builtins.c (fold_builtin_cabs): Use MPFR to evaluate a
29322 constant argument to cabs and do it without checking for
29323 -funsafe-math-optimizations.
29325 2007-01-24 Douglas Gregor <dgregor@osl.iu.edu>
29327 * c-common.h (RID_FIRST_CXX0X): New.
29328 (RID_LAST_CXX0X): New.
29329 * c-opts.c (c_common_handle_option): -Wc++0x-compat is triggered
29331 * c.opt (Wc++0x-compat): New.
29332 * doc/invoke.texi (-Wc++0x-compat): Document.
29334 2007-01-24 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29336 * builtins.c (fold_builtin_carg): New.
29337 (fold_builtin_1): Use it.
29339 2007-01-24 Jan Hubicka <jh@suse.cz>
29341 * ipa-inline.c (cgraph_decide_inlining): Initialize initial_insns.
29343 * ipa-inline.c (initial_insns, max_insns): Delete.
29344 (compute_max_insns): New function.
29345 (cgraph_decide_inlining_of_small_function): Use it; take minimal
29346 amount of insns as base for code growth.
29347 (cgraph_decide_inlining): Make initial_insns local; do not compute
29349 * params.def (PARAM_INLINE_UNIT_GROWTH): Set to 60.
29350 * doc/invoke.texi (inline-unit-growth): Update docs.
29352 2007-01-24 Jakub Jelinek <jakub@redhat.com>
29354 * config/i386/i386.h (x86_cmpxchg16b): Remove const.
29355 (TARGET_CMPXCHG16B): Define to x86_cmpxchg16b.
29356 * config/i386/i386.c (x86_cmpxchg16b): Remove const.
29357 (override_options): Add PTA_CX16 flag. Set x86_cmpxchg16b
29358 for CPUs that have PTA_CX16 set.
29360 PR middle-end/27416
29361 * gimplify.c (omp_check_private): New function.
29362 (gimplify_scan_omp_clauses): Use it for
29363 firstprivate/lastprivate/reduction.
29365 PR middle-end/30494
29366 * gimplify.c (omp_add_variable): Don't call omp_notice_variable
29367 on TYPE_SIZE_UNIT for GOVD_LOCAL VLAs.
29369 PR middle-end/30421
29370 * omp-low.c (lower_omp_for_lastprivate): Add dlist argument.
29371 If lower_lastprivate_clauses emits some statements, append them
29372 to dlist rather than body_p and to body_p append an initializer.
29373 (lower_omp_for): Adjust caller.
29375 2007-01-24 Steve Ellcey <sje@cup.hp.com>
29377 * target.h (globalize_decl_name): New.
29378 * target-def.h (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29379 * output.h (default_globalize_decl_name): New.
29380 * varasm.c (asm_output_bss): Use globalize_decl_name instead of
29382 (globalize_decl): Ditto.
29383 (default_globalize_decl_name): New.
29384 * config/ia64/ia64.c (ia64_globalize_decl_name): New.
29385 (ia64_handle_version_id_attribute): New.
29386 (TARGET_ASM_GLOBALIZE_DECL_NAME): New.
29387 (ia64_asm_output_external): Use globalize_decl_name instead
29388 of globalize_label.
29389 * doc/extend.texi (version_id): New pragma.
29390 * doc/tm.texi (ARGET_ASM_GLOBALIZE_DECL_NAME): New target hook.
29392 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29394 * unwind-dw2-fde.c (get_cie_encoding): Replaced _Unwind_Word with
29395 _uleb128_t and _Unwind_SWord with _sleb128_t.
29396 * unwind-dw2.c (extract_cie_info, execute_stack_op,
29397 execute_cfa_program, uw_frame_state_for, uw_update_context_1):
29399 * unwind-c.c (parse_lsda_header, PERSONALITY_FUNCTION): Likewise.
29400 * unwind-pe.h (read_uleb128, read_sleb128,
29401 read_encoded_value_with_base): Likewise.
29402 * unwind-generic.h: Define _sleb128_t and _uleb128_t types.
29404 2007-01-24 Richard Guenther <rguenther@suse.de>
29406 * builtins.c (expand_builtin_cexpi): Get the fndecl
29407 for cexp in the correct way.
29409 2007-01-24 Jan Hubicka <jh@suse.cz>
29411 * tree-ssa-dce.c (eliminate_unnecesary_stmts): Remove dead LHS
29414 2007-01-24 Andreas Krebbel <krebbel1@de.ibm.com>
29416 * c-cppbuiltin.c (builtin_define_type_sizeof): New function.
29417 (c_cpp_builtins): New builtin macros: __SIZEOF_INT__, __SIZEOF_LONG__,
29418 __SIZEOF_LONG_LONG__, __SIZEOF_SHORT__, __SIZEOF_POINTER__,
29419 __SIZEOF_FLOAT__, __SIZEOF_DOUBLE__, __SIZEOF_LONG_DOUBLE__,
29420 __SIZEOF_SIZE_T__, __SIZEOF_WCHAR_T__, __SIZEOF_WINT_T__ and
29421 __SIZEOF_PTRDIFF_T__.
29422 * doc/cpp.texi: Documentation for the new builtin macros added.
29424 2007-01-24 Uros Bizjak <ubizjak@gmail.com>
29426 * config/i386/i386.md (tanxf2, tan<mode>2, atan<mode>2, log<mode>2,
29427 log10<mode>2, log2<mode>2, expxf2, exp10xf2, exp2xf2): Use op2
29428 instead of operands[2] to avoid access past the end of array.
29430 2007-01-24 Richard Sandiford <richard@codesourcery.com>
29432 * reload1.c (emit_reload_insns): Pass the reload register
29433 for a non-spill output reload through forget_old_reloads_1.
29435 2007-01-23 Joseph Myers <joseph@codesourcery.com>
29437 * config/rs6000/rs6000-c.c (rs6000_cpu_cpp_builtins): Define
29438 _SOFT_DOUBLE if doubles use software floating-point.
29439 * config/rs6000/libgcc-ppc-glibc.ver: Export additional long
29440 double functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29441 * config/rs6000/darwin-ldouble.c: Also compile functions for
29442 hard-float without FPRs. Use fmsub function for all __NO_FPRS__
29443 cases. Compile extra functions if _SOFT_DOUBLE, not _SOFT_FLOAT.
29444 * config/rs6000/linuxspe.h (SUBSUBTARGET_OVERRIDE_OPTIONS): Remove
29445 commented-out long double override.
29446 (CPP_LONGDOUBLE_DEFAULT_SPEC): Likewise.
29447 * config/rs6000/eabispe.h: Likewise.
29448 * config/rs6000/rs6000.c (rs6000_override_options): Don't override
29449 long double for non-SPE.
29450 (rs6000_handle_option): Likewise.
29451 (invalid_e500_subreg): Disallow more subregs involding DImode,
29452 DFmode, TImode or TFmode.
29453 (rs6000_legitimate_offset_address_p): Check TFmode offsets for
29455 (legitimate_lo_sum_address_p): Also check for TFmode for E500
29457 (rs6000_legitimize_address): Also handle TFmode for E500 double.
29458 (rs6000_legitimize_reload_address): Also handle TFmode for E500
29460 (rs6000_legitimate_address): Also check for TFmode for E500
29462 (rs6000_emit_move): Use DFmode subregs of TFmode for E500 double.
29463 (spe_build_register_parallel): Handle TFmode and TCmode.
29464 (rs6000_spe_function_arg): Handle TFmode and TCmode for E500
29466 (function_arg): Handle TFmode and TCmode for E500 double.
29467 (rs6000_init_libfuncs): Initialize extra libfuncs for soft double
29469 (print_operand): Handle TFmode and TImode for %y.
29470 (rs6000_generate_compare): Handle TFmode comparisons for E500
29472 (spe_func_has_64bit_regs_p): Check for TFmode for E500 double.
29473 (rs6000_function_value): Handle TFmode and TCmode for E500 double.
29474 (rs6000_libcall_value): Handle TFmode and TCmode for E500 double.
29475 * config/rs6000/rs6000.h (CANNOT_CHANGE_MODE_CLASS): Check for
29476 TFmode for E500 double.
29477 * config/rs6000/rs6000.md (FP): Allow TF for E500 double.
29478 (floatsidf2): Enable for E500 double.
29479 (movtf_softfloat): Use rs6000_nonimmediate_operand.
29480 (extenddftf2): Change to extenddftf2_fprs.
29481 (extenddftf2): Call gen_spe_extenddftf2 or gen_extenddftf2_fprs
29482 depending on TARGET_E500_DOUBLE.
29483 (extendsftf2): Enable for E500 double.
29484 (trunctfdf2): Enable for E500 double.
29485 (trunctfsf2): Change to trunctfsf2_fprs.
29486 (trunctfsf2): Call gen_spe_trunctfsf2 or gen_trunctfsf2_fprs
29487 depending on TARGET_E500_DOUBLE.
29488 (floatsitf2): Enable for E500 double.
29489 (fix_trunctfsi2): Change to fix_trunctfsi2_fprs.
29490 (fix_trunctfsi2): Call gen_spe_fix_trunctfsi2 or
29491 gen_fix_trunctfsi2_fprs depending on TARGET_E500_DOUBLE.
29492 (negtf2): Change to negtf2_internal.
29493 (negtf2): New expander.
29494 (abstf2): Enable for E500 double. Call gen_spe_abstf2_tst,
29495 gen_spe_abstf2_cmp or gen_abstf2_internal depending on
29496 TARGET_E500_DOUBLE and flag_unsafe_math_optimizations.
29497 (movdi_internal32): Use rs6000_nonimmediate_operand.
29498 (unnamed splitter): Likewise.
29499 * config/rs6000/spe.md (CMPTFEQ_GPR, TSTTFEQ_GPR, CMPTFGT_GPR,
29500 TSTTFGT_GPR, CMPTFLT_GPR, TSTTFLT_GPR): New unspecs.
29501 (SPE64TF, DITI): New mode macros.
29502 (frob_df_di): Change to frob_<SPE64:mode>_<DITI:mode>; allow more
29505 (frob_<mode>_di_2): New.
29506 (frob_tf_di_8_2): New.
29507 (frob_di_df): Change to frob_di_<mode>; allow more modes.
29509 (frob_di_df_2): Change to frob_<DITI:mode>_<SPE64:mode>_2; allow
29511 (frob_ti_<mode>_8_2): New.
29512 (frob_ti_tf_2): New.
29513 (mov_si<mode>_e500_subreg0, mov_si<mode>_e500_subreg0_2,
29514 mov_si<mode>_e500_subreg4, mov_si<mode>_e500_subreg4_2): Allow
29516 (mov_sitf_e500_subreg8, mov_sitf_e500_subreg8_2,
29517 mov_sitf_e500_subreg12, mov_sitf_e500_subreg12_2): New.
29518 (spe_trunctfdf2_internal1, spe_trunctfsf2, spe_extenddftf2,
29519 spe_fix_trunctfsi2, spe_fix_trunctfsi2_internal,
29520 spe_negtf2_internal, spe_abstf2_cmp, spe_abstf2_tst): New.
29521 (cmptfeq_gpr, tsttfeq_gpr, cmptfgt_gpr, tsttfgt_gpr, cmptflt_gpr,
29524 2007-01-23 Ian Lance Taylor <iant@google.com>
29526 * Makefile.in (OBJS-common): Reformat, alphabetize, but put
29528 (OBJS-archive): Reformat, alphabetize.
29529 (OBJS): Change out_object_file to OBJS-md.
29531 2007-01-23 Uros Bizjak <ubizjak@gmail.com>
29533 * config/i386/i386.md: Use REG_P, MEM_P, CONST_INT_P, LABEL_P,
29534 JUMP_P and CALL_P predicates where applicable.
29535 * config/i386/i386.c: Ditto.
29536 * config/i386/i386.md: Ditto.
29537 * config/i386/mmx.md: Ditto.
29538 * config/i386/predicates.md: Ditto.
29540 2007-01-22 Andreas Schwab <schwab@suse.de>
29542 * config/m68k/m68k.h: Fix comment.
29544 2007-01-22 Jan Hubicka <jh@suse.cz>
29546 * passes.c (init_optimization_passes): Do not rerun
29547 pass_early_warn_uninitialized.
29549 2007-01-22 Richard Guenther <rguenther@suse.de>
29551 PR tree-optimization/30038
29552 * tree-ssa-math-opts.c (maybe_record_sincos): New static helper
29554 (execute_cse_sincos_1): Likewise.
29555 (execute_cse_sincos): Likewise.
29556 (gate_cse_sincos): Likewise.
29557 (pass_cse_sincos): New pass CSEing sin() and cos() calls using
29558 the cexpi() canonicalization of sincos().
29559 * tree-pass.h (pass_cse_sincos): Declare.
29560 * passes.c (init_optimization_passes): New pass pas_cse_sincos.
29562 2007-01-21 Eric Botcazou <ebotcazou@libertysurf.fr>
29564 PR rtl-optimization/29329
29565 * combine.c (replaced_rhs_insn): Rename to i2mod.
29566 (replaced_rhs_value): Rename to i2mod_new_rhs.
29567 (i2mod_old_rhs): New global variable.
29568 (combine_instructions): Adjust for above change. Save a copy of
29569 the old RHS into i2mod_old_rhs when the contents of a REG_EQUAL
29570 note are substituted in the second instruction.
29571 (distribute_notes) <REG_DEAD>: Adjust for above change. Do not
29572 ditch the note if it pertains to the second eliminated register
29573 and this register is mentioned in i2mod_old_rhs.
29576 2006-09-12 Eric Botcazou <ebotcazou@libertysurf.fr>
29578 * combine.c (distribute_notes) <REG_DEAD>: Do not consider SETs past
29579 the insn to which the note was originally attached.
29581 2007-01-21 Jan Hubicka <jh@suse.cz>
29583 * ipa-inline.c (inlining_mode): Comment, move up.
29584 (cgraph_decide_inlining_incrementally): Do not perform inlining
29585 itself; fix handling of flattening of self recursive functions.
29586 (cgraph_find_cycles): Remove.
29587 (cgraph_flatten_node): Remove.
29588 (cgraph_decide_inlining): Use incremental inliner to handle flattening.
29589 (try_inline): New function.
29590 (cgraph_early_inlining): Update call of
29591 cgraph_decide_inlining_incrementally. Apply inlining here.
29592 (apply_inline): Update call of cgraph_decide_inlining_incrementally.
29594 2007-01-21 Dirk Mueller <dmueller@suse.de>
29597 * tree-vrp.c (check_array_bounds): do not warn
29598 about ADDR_EXPR's of ARRAY_REF's which are immediately
29599 used in binary expressions.
29601 2007-01-21 Ira Rosen <irar@il.ibm.com>
29603 * tree-vectorizer.h (struct _stmt_vec_info): Add new field
29604 read_write_dep and macros for its access.
29605 * tree-vectorizer.c (new_stmt_vec_info): Initialize the new field.
29606 * tree-vect-analyze.c (vect_analyze_data_ref_dependence): Remove
29607 argument, call vect_check_interleaving for every independent pair of
29608 data-refs. Mark loads that access the same memory location as a store
29610 (vect_check_dependences): Remove.
29611 (vect_analyze_data_ref_dependences): Remove vect_check_dependences
29612 call, fix the call to vect_analyze_data_ref_dependence.
29613 (vect_analyze_data_ref_access): For statements that access the same
29614 data-ref, check that they are not stores; for loads, check that there
29615 is no store that access the same location.
29617 2007-01-20 Roger Sayle <roger@eyesopen.com>
29618 Joseph Myers <joseph@codesourcery.com>
29620 * doc/invoke.texi (-fdump-rtl-combine): Fix under/overfull hbox.
29621 (-fdump-rtl-stack): Likewise.
29622 (-fno-signed-zeros): Use @minus{} for a minus sign. Correct typo.
29623 (-mcheck-zero-division, -mcpu): Fix under/overfull hbox.
29624 (-mpt-fixed): Use @minus{} for minus sign.
29625 (Using Precompiled Headers): Fix under/overfull hbox.
29627 2007-01-20 Jan Hubicka <jh@suse.cz>
29629 * tree-flow.h (struct stmt_ann_d): Move references_memory to proper
29630 place within annotation.
29632 2007-01-20 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
29634 * pa.c (output_move_double): Change array size of xoperands to 4.
29636 2007-01-20 Jan Hubicka <jh@suse.cz>
29638 * tree-tailcall.c (adjust_return_value): Do not use RESULT_DECL
29641 2007-01-19 Ian Lance Taylor <iant@google.com>
29643 * expmed.c (expand_divmod) [TRUNC_MOD_EXPR, TRUNC_DIV_EXPR]: Cast
29644 constant to unsigned HOST_WIDE_INT before negating.
29646 2007-01-19 Ian Lance Taylor <iant@google.com>
29648 * tree-ssa-operands.h (struct vuse_vec_d): Change num_vuse field
29650 (VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Use unsigned comparison.
29651 (VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29652 (SET_VUSE_VECT_ELEMENT) [ENABLE_CHECKING]: Likewise.
29653 (SET_VUSE_ELEMENT_VAR) [ENABLE_CHECKING]: Likewise.
29654 (SET_VUSE_ELEMENT_PTR) [ENABLE_CHECKING]: Likewise.
29655 (realloc_vdef, realloc_vuse): Change second parameter to
29657 (ssa_operand_iterator_d): Change vuse_index and mayuse_index
29658 fields to unsigned.
29659 * tree-ssa-operands.c (realloc_vop): Change num_elem parameter to
29660 unsigned. Change x and lim locals to unsigned.
29661 (realloc_vdef, realloc_vuse): Change num_elem parameter to
29663 (finalize_ssa_vuse_ops): Change old_i local to unsigned.
29664 (copy_virtual_operands): Change i and n locals to unsigned.
29666 2007-01-19 Kaveh R. Ghazi <ghazi@caip.rutgers.edu>
29668 PR middle-end/29335
29669 * builtins.c (fold_builtin_1): Handle builtin fdim.
29671 2007-01-20 Jan Hubicka <jh@suse.cz>
29673 * tree-ssa.c (init_tree_ssa): Do not call init_alias_heapvars.
29674 * tree-ssa-structalias.c (compute_points_to_sets): Do call
29675 init_alias_heapvars.
29676 (init_alias_heapvars): Initialize only when not already initialized.
29677 (delete_alias_heapvars): Set heapvar_for_stmt to NULL.
29679 2007-01-19 Roger Sayle <roger@eyesopen.com>
29681 * common.opt (fsigned-zeros): New command line option.
29682 * flags.h (HONOR_SIGNED_ZEROS): Control via flag_signed_zeros instead
29683 of flag_unsafe_math_optimizations.
29684 * opts.c (set_fast_math_flags): The -ffast-math command line option
29685 implies -fno-signed-zeros.
29686 (fast_math_flags_set_p): Likewise.
29688 * doc/invoke.texi: Document new -fno-signed-zeros option, and update
29689 the documentation of -ffast-math appropriately. Wrap long lines.
29691 2007-01-19 Steve Ellcey <sje@cup.hp.com>
29693 * system.h (ASM_MAKE_LABEL_LINKONCE): Poison.
29694 * varasm.c (globalize_decl): Remove ASM_MAKE_LABEL_LINKONCE ifdef.
29696 2007-01-19 Tomas Bily <tbily@suse.cz>
29698 * cgraphunit.c (cgraph_finalize_function): Updating of pid
29700 (tree_init_ic_make_global_vars): New function
29701 (tree_init_edge_profiler): call of tree_init_ic_make_global_vars
29702 (tree_gen_ic_profiler): New function
29703 (tree_gen_ic_func_profiler): New function
29704 (tree_profiling): Added calling of tree_gen_ic_func_profiler
29705 (tree_profile_hooks): Added hook for indirec/virtual calls
29706 * value-prof.c (tree_find_values_to_profile): New case for
29708 (tree_values_to_profile): Call for determining indirect/virtual
29710 (tree_indirect_call_to_profile): New function
29711 (tree_ic_transform): New function
29712 (tree_ic): New function
29713 (find_func_by_pid): New function
29714 (init_pid_map): New function
29715 (tree_value_profile_transformations): Added check for
29716 indirect/virtual call transformation
29717 * value-prof.h (enum hist_type): New counter type for
29718 indirect/virtual calls
29719 (profile_hooks): Added new hook for profiling indirect/virtual
29721 * profile.c (instrument_values): New case for indirect/virtual
29723 * gcov-io.h (GCOV_LAST_VALUE_COUNTER): Changed to 6
29724 (GCOV_COUNTER_V_INDIR): New counter type
29725 (GCOV_COUNTER_NAMES): New name of counter "indirect" added
29726 (GCOV_MERGE_FUNCTIONS): New merge function for indirect/virtual
29728 * cgraph.c: Definition of cgraph_max_pid
29729 (cgraph_create_node): Default init of pid attribute
29730 * cgraph.h: Declaration of cgraph_max_pid
29731 (struct cgraph_node): Added pid attribute
29732 * libgcov.c (__gcov_indirect_call_profiler): New function
29733 (__gcov_one_value_profiler_body): New function
29734 (__gcov_one_value_profiler): Body was moved to
29735 __gcov_one_value_profiler_body and calls it
29737 2007-01-19 Basile Starynkevitch <basile@starynkevitch.net>
29739 * doc/gty.texi (Options): Document the mark_hook option to GTY.
29740 * gengtype.c (write_types_data, write_func_for_structure,
29741 write_types, ggc_wtd, pch_wtd): Add skip_hooks to
29742 write_types_data, ggc_wtd, pch_wtd for processing mark_hook.
29743 (walk_type, write_func_for_structure): Generate the mark_hook if
29746 2007-01-19 Jan Hubicka <jh@suse.cz>
29748 * ipa-inline.c (cgraph_decide_inlining_incrementally): Instead of
29749 'early' argument take inlining mode argument specifying whether to
29750 inline for size/speeed or all functions; add support for flattening;
29752 (cgraph_early_inlining): Update call of decide_inlining_incrementally.
29754 2007-01-19 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
29757 * toplev.c (warn_deprecated_use): Use %qD instead of %qs to print
29758 the name of the declared identifier.
29760 2007-01-19 Dirk Mueller <dmueller@suse.de>
29762 * config/i386.h (CONDITIONAL_REGISTER_USAGE): Store
29763 result of PIC_OFFSET_TABLE_REGNUM in temporary variable to avoid
29764 duplicate evaluation.
29766 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29768 * config/i386/i386.md (acos<mode>2): Rename from acossf2 and acosdf2.
29769 Macroize expander using X87MODEF12 mode macro. Extend operand 1
29770 to XFMode, use acosxf2 and truncate result to requested mode.
29771 Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
29772 (asin<mode>2): Similarly, with asin expanders.
29773 (*fscalexf4_i387): Rename from *fscalexf4.
29774 (expNcorexf3): New expander.
29775 (expxf2, exp10xf2, exp2xf2): Use expNcorexf3 expander.
29776 (exp<mode>2): Rename from expsf2 and expdf2. Macroize expander using
29777 X87MODEF12 mode macro. Extend operand 1 to XFMode, use expxf2 and
29778 truncate result to requested mode. Use SSE_FLOAT_MODE_P to disable
29779 patterns for SSE math.
29780 (exp10<mode>2): Similarly, with exp10 expanders.
29781 (exp2<mode>2): Similarly, with exp2 expanders.
29782 (expm1<mode>2): Similarly, with expm1 expanders.
29783 (ldexp<mode>3): Similarly, with ldexp expanders.
29784 (log<mode>2, log10<mode>2, log2<mode>2, log1p<mode>2, logb<mode>2):
29785 Use gen_truncxf<mode>2_i387_noop to truncate result.
29787 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29789 * config/m68k/m68k.h (PREFERRED_STACK_BOUNDARY): Define to 32
29790 for ColdFire targets.
29792 2007-01-19 Nathan Sidwell <nathan@codesourcery.com>
29793 Richard Sandiford <richard@codesourcery.com>
29795 * config/m68k/m68k.h (M68K_STATIC_CHAIN_REG_NAME): New macro.
29796 (INITIALIZE_TRAMPOLINE): Use STATIC_CHAIN_REGNUM.
29797 (__transfer_from_trampoline): Use M68K_STATIC_CHAIN_REG_NAME.
29798 * config/m68k/m68kelf.h (STATIC_CHAIN_REGNUM): Override.
29799 (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29800 * config/m68k/netbsd-elf.h (M68K_STATIC_CHAIN_REG_NAME): Likewise.
29802 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29804 * config/m68k/m68k.md (adddi_dilshr32): Rename to...
29805 (*adddi_dilshr32): ...this. Fix formatting. Remove commented-out
29806 non-canonical pattern. Restrict to !TARGET_COLDFIRE.
29807 (*adddi_dilshr32_cf): New pattern.
29808 (adddi3, subdi3): Remove first alternatives.
29810 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29812 * config/m68k/m68k.c (notice_update_cc): If an SFmode move is
29813 implemented using move.l, do not use its cc result for floating-point
29816 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29818 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Stop the 'T' constraint
29819 from accepting 's' constraints if flag_pic.
29821 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29823 * config/m68k/m68k.md (bordered, bunordered, buneq, bunge, bungt)
29824 (bunle, bunlt, bltgt, bordered_rev, bunordered_rev, buneq_rev)
29825 (bunge_rev, bungt_rev, bunle_rev, bunlt_rev, bltgt_rev): Change
29826 condition from TARGET_68881 to TARGET_HARD_FLOAT.
29828 2007-01-19 Sandra Loosemore <sandra@codesourcery.com>
29830 * longlong.h (count_leading_zeros, COUNT_LEADING_ZEROS_0): Add
29831 ColdFire alternatives.
29832 * config/m68k/m68k.h (CLZ_DEFINED_VALUE_AT_ZERO): New macro.
29833 * config/m68k/m68k.md (clzsi2): Define for ColdFire
29834 architectures that support ff1 instruction.
29836 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29837 Julian Brown <julian@codesourcery.com>
29839 * config/m68k/m68k.h (CONST_OK_FOR_LETTER_P): Add an 'R' case.
29840 * config/m68k/m68k.md (*movsi_cfv4): Fold into...
29841 (*movsi_cf): ...here. Remove unnecessary 'R' from 'Rg'.
29844 2007-01-19 Richard Sandiford <richard@codesourcery.com>
29846 * config/m68k/m68k-protos.h (valid_mov3q_const): Take a HOST_WIDE_INT
29848 (output_move_const_into_data_reg, output_move_simode_const): Delete.
29849 * config/m68k/m68k.c (const_method, const_int_cost): Take a
29850 HOST_WIDE_INT instead of an rtx.
29851 (m68k_rtx_costs): Update call accordingly.
29852 (output_move_const_into_data_reg): Likewise. Fix formatting.
29853 (valid_mov3q_const): Take a HOST_WIDE_INT instead of an rtx.
29855 (output_move_simode_const): Update calls after above changes.
29856 Rework to use automatic variables and predicates like MEM_P.
29857 * config/m68k/m68k.md (pushexthisi_const): Update call to
29860 2007-01-19 Dirk Mueller <dmueller@suse.de>
29862 * tree-ssa-alias.c (perform_var_substitution): Fix typo
29863 in dump_flags test.
29865 2007-01-19 Richard Guenther <rguenther@suse.de>
29867 * builtins.c (expand_builtin_cexpi): Fall back to expanding
29868 via cexp in case sincos is not available.
29870 2007-01-19 Richard Guenther <rguenther@suse.de>
29872 * doc/tm.texi (TARGET_HAS_SINCOS): Document new target macro.
29873 * defaults.h (TARGET_HAS_SINCOS): Default to off.
29874 * config/linux.h (TARGET_HAS_SINCOS): Set to on if we have glibc.
29875 * config/alpha/linux.h (TARGET_HAS_SINCOS): Likewise.
29876 * config/sparc/linux.h (TARGET_HAS_SINCOS): Likewise.
29877 * config/sparc/linux64.h (TARGET_HAS_SINCOS): Likewise.
29878 * config/rs6000/linux.h (TARGET_HAS_SINCOS): Likewise.
29879 * config/rs6000/linux64.h (TARGET_HAS_SINCOS): Likewise.
29881 2007-01-19 Uros Bizjak <ubizjak@gmail.com>
29883 * config/i386/i386.md (*fpatanxf3_i387, fpatan_extend<mode>xf3_i387):
29885 (atan2sf3_1, atan2df3_1, atan2xf3_1): Remove insn patterns.
29886 (atan2xf3): Directly generate RTL pattern.
29887 (atan2<mode>3): Rename from atan2sf3 and atan2df3 and macroize insn
29888 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29889 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29890 disable patterns for SSE math.
29891 (atan<mode>2): Rename from atansf2 and atandf2 and macroize insn
29892 patterns using X87MODEF12 mode macro. Use fpatan_extend<mode>xf3_i387
29893 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
29894 disable patterns for SSE math.
29896 2007-01-19 Alexandre Oliva <aoliva@redhat.com>
29898 * libgcc-std.ver: Fix typo in %inherit for GCC_4.3.0.
29900 2007-01-18 Roger Sayle <roger@eyesopen.com>
29902 * fold-const.c (fold_unary) <VIEW_CONVERT_EXPR>: Optimize away a
29903 VIEW_CONVERT_EXPR to the same type as it's operand.
29905 2007-01-18 David Edelsohn <edelsohn@gnu.org>
29907 * config/rs6000/darwin-ldouble.c: Only build _SOFT_FLOAT if
29908 configured for long double 128.
29910 2007-01-18 Mike Stump <mrs@apple.com>
29912 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Fix build
29915 2007-01-18 Michael Meissner <michael.meissner@amd.com>
29917 * i386.c (ix86_compute_frame_layout): Make fprintf's in #if 0 code
29920 2007-01-18 Jan Hubicka <jh@suse.cz>
29922 * tree-ssa-operands.c (vop_free_bucket_size): Never return value
29923 greater than NUM_VOP_FREE_BUCKETS.
29925 2007-01-18 Daniel Berlin <dberlin@dberlin.org>
29927 * tree-ssa-structalias.c: Update comments.
29928 (ptabitmap_obstack): Removed.
29929 (pta_obstack): New.
29930 (oldpta_obstack): Ditto.
29931 (stats): Add a few members.
29932 (struct variable_info): Remove node, complex, address_taken, and
29933 indirect_target members. Add oldsolution member.
29934 (new_var_info): Do not initialize removed members.
29935 (constraint_expr_type): Remove INCLUDES.
29936 (constraint_graph): Add size, implicit_preds, rep,
29937 indirect_cycles, eq_rep, label, direct_nodes, and complex members.
29938 (FIRST_REF_NODE): New macro.
29939 (LAST_REF_NODE): Ditto.
29940 (FIRST_ADDR_NODE): Ditto.
29941 (find): New function.
29943 (dump_constraint): Do not handle INCLUDES.
29944 (insert_into_complex): Do not insert duplicate constraints.
29945 (condense_varmap_nodes): Renamed and rewritten into ...
29946 (merge_node_constraints): This. Also fix bug in handling of
29947 offseted copy constraints.
29948 (clear_edges_for_node): No longer need to deal with preds at all,
29949 or removing associated preds/succs.
29950 (merge_graph_nodes): Deal with indirect_cycles.
29951 Don't deal with predecessors.
29952 (add_implicit_graph_edge): New function.
29953 (add_pred_graph_edge): Ditto.
29954 (add_graph_edge): Don't deal with predecessors.
29955 (build_constraint_graph): Removed.
29956 (build_pred_graph): New function.
29957 (build_succ_graph): Ditto.
29958 (struct scc_info): Removed in_component. Added roots, dfs, and
29959 node_mapping. Remove visited_index, unification_queue.
29960 (scc_visit): Deal with union-find we do now.
29961 Deal with cycles with REF nodes.
29962 (collapse_nodes): Renamed and rewritten to ...
29963 (unify_nodes): This.
29964 (process_unification_queue): Removed.
29965 (topo_visit): Cleanup
29966 (do_da_constraint): Use find.
29967 (do_sd_constraint): Ditto.
29968 (do_ds_constraint): Ditto.
29969 (do_complex_constraint): Ditto.
29970 (init_scc_info): Update for removed and added members.
29971 (find_and_collapse_graph_cycles): Renamed and rewritten into ...
29972 (find_indirect_cycles): This.
29973 (equivalence_class): New variable.
29974 (label_visit): New function.
29975 (perform_variable_substitution): Rewritten.
29976 (free_var_substitution_info): New function.
29977 (find_equivalent_node): Ditto.
29978 (move_complex_constraints): Ditto.
29979 (eliminate_indirect_cycles): Ditto.
29980 (solve_graph): Only propagate changed bits.
29981 Use indirect cycle elimination.
29983 (tree_id_t): Rename to tree_vi_t, delete id member, add vi member.
29984 (tree_id_eq): Renamed to ...
29985 (tree_vi_eq): This. Update for member change
29986 (insert_id_for_tree): Renamed and rewritten to ...
29987 (insert_vi_for_tree): This.
29988 (lookup_id_for_tree): Renamed and rewritten to ...
29989 (lookup_vi_for_tree): This.
29990 (get_id_for_tree): Renamed and rewritten to ...
29991 (get_vi_for_tree): Ditto.
29992 (get_constraint_exp_from_ssa_var): Update to use get_vi_for_tree.
29993 (process_constraint): Don't handle INCLUDES.
29994 Remove special ADDRESSOF case.
29995 (find_func_aliases): Rewrite to use vi functions instead of id
29997 (create_function_info_for): Ditto.
29998 (create_variable_info_for): Ditto.
29999 (intra_create_variable_infos): Ditto.
30000 (merge_smts_into): Ditto.
30001 (find_what_p_points_to): Ditto.
30002 (init_base_vars): Ditto.
30003 (init_alias_vars): Ditto.
30004 (remove_preds_and_fake_succs): New function.
30005 (dump_sa_points_to_info): Dump new stats.
30006 (dump_solution_for_var): Use find.
30007 (set_used_smts): Fix formatting.
30008 (compute_points_to_sets): Updated for new functions.
30009 (ipa_pta_execute): Ditto.
30011 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30012 Richard Sandiford <richard@codesourcery.com>
30014 * doc/tm.texi (TARGET_FUNCTION_VALUE): Expand documentation of
30016 * calls.c (expand_call): If the return value is a PARALLEL,
30017 extract its first member.
30018 * config/m68k/linux.h (FUNCTION_EXTRA_EPILOGUE): Remove.
30019 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30020 use FUNCTION_EXTRA_EPILOGUE.
30021 (m68k_function_value): Return a PARALLEL if the return value
30022 is of a pointer type.
30023 * config/m68k/netbsd-elf.h (current_function_returns_pointer)
30024 (FUNCTION_EXTRA_EPILOGUE): Remove.
30025 * config/m68k/m68k.md (D0_REG): New constant.
30027 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30029 * config/m68k/m68k.c (m68k_output_function_epilogue): Don't
30030 output a NOP for empty epilogues.
30032 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30034 * config/m68k/m68k.c (m68k_use_return_insn): Update comments
30035 before function. Extend register save check to include all
30036 registers, not just integer ones.
30038 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30040 * config/m68k/m68k-protos.h (use_return_insn): Rename to...
30041 (m68k_use_return_insn): ...this.
30042 * config/m68k/m68k.h (USE_RETURN_INSN): Delete.
30043 * config/m68k/m68k.c (use_return_insn): Rename to...
30044 (m68k_use_return_insn): ...this.
30045 * config/m68k/m68k.md (return): Use m68k_use_return_insn instead
30046 of USE_RETURN_INSN.
30048 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30050 * config/m68k/fpgnulib.c (__truncdfsf2): Implement round to
30051 nearest even, fix denormal rounding overflow.
30053 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30055 * config/m68k/m68k.md (movsf_cf_hard): Use fsmove instead of
30056 f%$smove and f%$move.
30057 (movdf_cf_hard): Use fdmove for cases 0 and 3 and fmove for case 1.
30058 (extendsfdf2_cf): Use fdmove instead of f%&move.
30059 (truncdfsf2_cf): Use fsmove instead of f%$smove.
30060 (add<mode>3_cf, sub<mode>3_cf): Use <FP:prec> instead of <FP:round>.
30062 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30064 * config/m68k/m68k.md (movdf_cf_hard): Use output_move_double for
30067 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30069 * real.h (real_format): Add a canonical_nan_lsbs_set field.
30070 (coldfire_single_format): Declare.
30071 (coldfire_double_format): Likewise.
30072 * real.c (encode_ieee_single): Use canonical_nan_lsbs_set instead
30073 of qnan_msb_set to determine the lower bits of a canonical
30075 (encode_ieee_double): Likewise.
30076 (encode_ieee_quad): Likewise.
30077 (ieee_single_format): Initialize canonical_nan_lsbs_set.
30078 (mips_single_format): Likewise.
30079 (ieee_double_format): Likewise.
30080 (mips_double_format): Likewise.
30081 (ieee_extended_motorola_format): Likewise.
30082 (ieee_extended_intel_96_format): Likewise.
30083 (ieee_extended_intel_128_format): Likewise.
30084 (ieee_extended_intel_96_round_53_format): Likewise.
30085 (ibm_extended_format): Likewise.
30086 (mips_extended_format): Likewise.
30087 (ieee_quad_format): Likewise.
30088 (mips_quad_format): Likewise.
30089 (vax_f_format): Likewise.
30090 (vax_d_format): Likewise.
30091 (vax_g_format): Likewise.
30092 (i370_single_format): Likewise.
30093 (i370_double_format): Likewise.
30094 (decimal_single_format): Likewise.
30095 (decimal_double_format): Likewise.
30096 (decimal_quad_format): Likewise.
30097 (c4x_single_format): Likewise.
30098 (c4x_extended_format): Likewise.
30099 (real_internal_format): Likewise.
30100 (coldfire_single_format): New real_format.
30101 (coldfire_double_format): Likewise.
30102 * config/pdp11/pdp11.c (pdp11_f_format): Initialize
30103 canonical_nan_lsbs_set.
30104 (pdp11_d_format): Likewise.
30105 * config/m68k/m68k.c (override_options): Override REAL_FORMAT_MODE
30106 if TARGET_COLDFIRE_CPU.
30108 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30110 * config/m68k/m68k-protos.h (m68k_output_pic_call): Delete.
30111 (output_call, m68k_legitimize_call_address): Declare.
30112 * config/m68k/m68k.h (EXTRA_CONSTRAINT): Remove unnecessary
30113 parenthesees. Add support for a 'W' constraint.
30114 (LEGITIMATE_PIC_OPERAND_P): Remove SYMBOL_REF_FLAG handling.
30115 (PRINT_OPERAND_PUNCT_VALID_P): Remove comment about 'o'.
30116 (m68k_symbolic_call, m68k_symbolic_jump): Declare.
30117 * config/m68k/m68k.c (m68k_symbolic_call, m68k_symbolic_jump): New
30119 (override_options): Initialize them. Do not set flag_no_function_cse
30120 for TARGET_ID_SHARED_LIBRARY.
30121 (m68k_output_pic_call): Delete.
30122 (m68k_legitimize_call_address): New function.
30123 (print_operand): Remove the %o prefix. Handle the %p prefix.
30124 (output_call): New function.
30125 (m68k_output_mi_thunk): Use m68k_symbolic_jump. Always load the
30126 target address from the GOT if symbolic jumps are not allowed.
30127 * config/m68k/m68k.md (call, general_operand): Do not set
30128 SYMBOL_REF_FLAG. Use m68k_legitimize_call_address instead.
30129 Merge separate flag_pic and !flag_pic define_insns into...
30130 (*call, *call_value): ...these new patterns. Match the address
30131 rather than the containing MEM and require it to be a call_operand.
30132 Use output_call to generate the asm template.
30133 * config/m68k/predicates.md (const_call_operand): New predicate.
30134 (call_operand): Likewise.
30136 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30138 * config/m68k/m68k.h (REGISTER_MOVE_COST): Simplify definition.
30139 (STACK_GROWS_DOWNWARD): Define to 1.
30140 (FUNCTION_VALUE, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P): Equivocate
30141 comments, emphasizing that these values are only defaults.
30142 * config/m68k/linux.h (LINK_SPEC): Fix formatting in #undef.
30143 * config/m68k/m68k.c (const_method): Remove trailing whitespace.
30145 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30147 * config/m68k/m68k.md (cmpsi): Remove outdated flag_pic handling.
30149 2007-01-18 Kazu Hirata <kazu@codesourcery.com>
30150 Richard Sandiford <richard@codesourcery.com>
30152 * config/m68k/m68k.h (DATA_REGNO_P, ADDRESS_REGNO_P, INT_REGNO_P)
30153 (FP_REGNO_P): New macros.
30154 (REGNO_OK_FOR_INDEX_P, REGNO_OK_FOR_BASE_P, REGNO_OK_FOR_DATA_P)
30155 (REGNO_OK_FOR_FP_P, REG_OK_FOR_INDEX_P, REG_OK_FOR_BASE_P): Use them.
30156 (EH_RETURN_STACKADJ_RTX): Use A0_REG.
30157 * config/m68k/m68k.c (m68k_regno_mode_ok): Use the new REGNO macros.
30159 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30161 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30162 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-rtems*): Add t-floatlib
30164 * config/m68k/t-floatlib: New file, extracting common code from...
30165 * config/m68k/t-m68kbare, config/m68k/t-m68kelf,
30166 * config/m68k/t-uclinux: Here.
30167 * config/m68k/fpgnulib.c: Do not compile extendeed precision
30168 routines on ColdFire targets.
30170 2007-01-18 Nathan Sidwell <nathan@codesourcery.com>
30172 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30173 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*)
30174 (m68k-*-uclinuxoldabi, m68k-*-uclinux*, m68k-*-linux*)
30175 (m68k-*-rtems*): Use tm_file rather than m68k/m68k.h and
30176 explicitly set MOTOROLA to 1.
30177 * config/m68k/m68k.h (MOTOROLA): Simplify definition accordingly.
30179 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30180 Nathan Sidwell <nathan@codesourcery.com>
30182 * config/m68k/m68k.h (PCC_STATIC_STRUCT_RETURN): Delete.
30183 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Add MOTOROLA cases.
30184 * config/m68k/coff.h (REGISTER_PREFIX_MD): Delete.
30185 * config/m68k/m68020-elf.h (LIB_SPEC): Delete.
30186 * config/m68k/m68k-none.h (CC1_SPEC, CPP_SUBTARGET_SPEC): Delete.
30187 * config/m68k/m68kelf.h (IMMEDIATE_PREFIX, REGISTER_PREFIX_MD)
30188 (ASM_OUTPUT_REG_PUSH, ASM_OUTPUT_REG_POP): Delete.
30189 (NO_DOLLAR_IN_LABEL, PCC_STATIC_STRUCT_RETURN): Don't undefine.
30190 (BSS_ASM_OP, ASM_OUTPUT_SKIP, ASM_OUTPUT_ASCII): Delete.
30191 * config/m68k/m68kemb.h (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30192 * config/m68k/linux.h (SIZE_TYPE, PTRDIFF_TYPE, WCHAR_TYPE)
30193 (WCHAR_TYPE_SIZE, TARGET_OBJFMT_CPP_BUILTINS): Delete.
30194 (TARGET_OS_CPP_BUILTINS): Don't define mc68000 and mc68020 here.
30195 (DBX_REGISTER_NUMBER): Delete.
30196 * config/m68k/netbsd-elf.h (IMMEDIATE_PREFIX): Delete.
30197 (PCC_STATIC_STRUCT_RETURN): Don't undefine.
30198 * config/m68k/openbsd.h (PCC_STATIC_STRUCT_RETURN): Define.
30200 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30202 * config.gcc (m68k-*-uclinux*): Add flat.h to $tm_file.
30203 * config/flat.h: New file.
30204 * crtstuff.c (USE_PT_GNU_EH_FRAME): Don't define if
30205 OBJECT_FORMAT_FLAT.
30206 * config/m68k/m68k.h (ASM_PREFERRED_EH_DATA_FORMAT): Do not use
30207 indirect references for -msep-data or -mid-shared-library.
30208 Do not use PC-relative code addresses either.
30209 * config/m68k/m68k.c (override_options): Restrict -fPIC error
30211 * config/m68k/uclinux.h (STARTFILE_SPEC): Define. Use Scrt1.o
30212 for shared libraries and crt1.o for executables. Use crti.o and
30214 (ENDFILE_SPEC): Use crtend.o and crtn.o.
30215 (LIB_SPEC): Suppress -Rlibc.gdb if -static-libc is given.
30216 Do not add -elf2flt or -shared-lib-id options here.
30217 (LINK_SPEC): Define. Pass -elf2flt if no -elf2flt option is given.
30218 Pass -shared-lib-id if -mid-shared-library, taking the library
30219 identifier from -mshared-library-id if given, otherwise
30221 (EH_FRAME_IN_DATA_SECTION): Do not undefine.
30222 (INIT_SECTION_ASM_OP, FINI_SECTION_ASM_OP): Likewise.
30223 (TARGET_OS_CPP_BUILTINS): Define __GXX_MERGED_TYPEINFO_NAMES=0
30224 and __GXX_TYPEINFO_EQUALITY_INLINE=0 if -mid-shared-library.
30225 (DRIVER_SELF_SPECS): Map unadorned PIC options to -msep-data.
30226 * config/m68k/t-uclinux (EXTRA_MULTILIB_PARTS): Add crtbegin.o
30228 * config/m68k/lb1sf68.asm (PICCALL): Use an lea and pc-relative
30229 jump sequence for ISA A and ISA A+.
30230 (PICJUMP): Likewise.
30232 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30234 * config.gcc (m68k-*-uclinux*): Base the port on the common
30235 and m68k GNU/Linux files rather than on the generic ELF ones.
30236 * config/m68k/uclinux.h (TARGET_VERSION): Override.
30237 (TARGET_OS_CPP_BUILTINS): Use LINUX_TARGET_OS_CPP_BUILTINS.
30239 2007-01-18 Julian Brown <julian@codesourcery.com>
30240 Richard Sandiford <richard@codesourcery.com>
30242 * config/m68k/m68k.h (LONG_DOUBLE_TYPE_SIZE): Make 64-bit on ColdFire.
30243 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30244 * config/m68k/netbsd-elf.h (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Undefine
30246 * config/m68k/uclinux-oldabi.h (LONG_DOUBLE_TYPE_SIZE): Redefine to
30247 80 unconditionally.
30248 (LIBGCC2_LONG_DOUBLE_TYPE_SIZE): Likewise.
30250 2007-01-18 Richard Sandiford <richard@codesourcery.com>
30252 * doc/install.texi: Document m68k-uclinuxoldabi.
30253 * config.gcc (m68k-*-uclinuxoldabi): New configuration.
30254 * config/m68k/uclinux-oldabi.h: New file, copied from
30255 config/m68k/uclinux.h.
30257 2007-01-18 Kaz Kojima <kkojima@rr.iij4u.or.jp>
30259 * config/m32r/m32r-protos.h (m32r_expand_epilogue): Declare it.
30260 * config/m32r/m32r.c (m32r_setup_incoming_varargs): Use gen_frame_mem.
30261 (m32r_compute_frame_size): Use unsigned for regno.
30262 (m32r_reload_lr): Use gen_frame_mem.
30264 (m32r_output_function_epilogue): Don't output the function epilogue
30266 (m32r_expand_epilogue): New.
30267 (direct_return): Return false if the function has the interrupt
30269 (m32r_hard_regno_rename_ok): Remove code for the textual epilogue.
30270 * config/m32r/m32r.md (epilogue): New expander.
30271 (return_lr, return_rte): New insns.
30272 (return): Make it expander.
30273 (return_normal): New expander.
30275 2007-01-18 Josh Conner <jconner@apple.com>
30278 * config/rs6000/rs6000.c (rs6000_emit_vector_compare): Add
30279 support for UNLE, UNLT, UNGE, and UNGT.
30281 2007-01-18 Jan Hubicka <jh@suse.cz>
30283 * tree-vrp.c (finalize_jump_threads): Do not call cleanup_cfg by hand.
30284 * tree-tailcall (add_virtual_phis): Likewise.
30285 (optimize_tail_call): Return TODOs.
30286 (execute_tail_calls): Return TODOs.
30287 * tree-ssa-ccp (execute_fold_all_builtins): Do cleanup_cfg via TODO.
30288 * tree-cfgcleanup.c (cleanup_tree_cfg_loop): Return if something
30290 * tree-ssa-forwprop.c (tree_ssa_forward_propagate_single_use_value):
30291 Cleanup cfg using TODO.
30292 * tree-flow.h (cleanup_tree_cfg_loop): Update prototype.
30293 * passes.c (execute_function_todo): When cleanup did something, remove
30295 * tree-cfg.c (pass_build_cfg): Add cleanup_cfg TODO.
30296 (make_edges): Don't cleanup_cfg.
30298 2007-01-18 Uros Bizjak <ubizjak@gmail.com>
30300 * reg-stack.c (subst_stack_regs_pat) [UNSPEC_SINCOS_COS,
30301 UNSPEC_XTRACT_FRACT]: Use generic code for instructions that
30302 operate on the top of stack.
30303 [UNSPEC_SINCOS_SIN, UNSPEC_XTRACT_EXP, UNSPEC_TAN]: Rewrite
30304 register handling of instructions that output to the second
30306 [UNSPEC_TAN_ONE, UNSPEC_TAN_TAN]: Remove.
30307 (move_for_stack_reg): Special-case check for dead destination
30308 stack slot for constant load of 1.0 inside UNSPEC_TAN.
30310 * config/i386/i386.md (UNSPEC_TAN): New constant.
30311 (UNSPEC_TAN_ONE, UNSPEC_TAN_TAN): Remove.
30312 (fptanxf4_i387, fptan_extend<mode>xf4_i387): New patterns
30313 to correctly model move of constant 1.0 to top stack slot.
30314 (*tandf3_1, *tansf3_1, *tanxf3_1): Remove insn patterns.
30315 (unnamed peephole2 pattern): Remove corresponding peephole2
30316 pattern that optimizes tan insn and loading of constant 1.0.
30317 (tanxf2): Use fptanxf4_i387.
30318 (tan<mode>2): Rename from tansf2 and tandf2 and macroize insn
30319 patterns using X87MODEF12 mode macro. Use fptan_extend<mode>xf4_i387
30320 and truncate result to requested mode. Use SSE_FLOAT_MODE_P to
30321 disable patterns for SSE math.
30322 (sincos<mode>3): Use truncxf<mode>2_i387_noop for truncation.
30323 (fyl2x_extend<mode>xf3_i387): Use X87MODEF12 for operand 1.
30325 2007-01-18 Dirk Mueller <dmueller@suse.de>
30326 Richard Guenther <rguenther@suse.de>
30329 * doc/invoke.texi (Warray-bounds): Document -Warray-bounds.
30330 * common.opt (Warray-bounds): Add new warning option.
30331 * c-opts.c (c_common_handle_option): Define -Warray-bounds
30333 * Makefile.in: make tree-vrp.o depend on toplev.h
30334 * tree-vrp.c (vrp_finalize): Call check_array_refs if -Warray-bounds
30336 (check_array_refs, check_array_bounds, check_array_ref): New.
30338 2007-01-18 Jan Hubicka <jh@suse.cz>
30340 * tree-ssa-ccp.c (ccp_finalize): Return if something changed.
30341 (execute_ssa_ccp): Return flags conditionally.
30342 * tree-ssa-propagate.c (substitue_and_fold): Return if something was
30344 * tree-ssa-propagate.h (substitute_and_fold): Update prototype.
30346 2007-01-18 Steven Bosscher <steven@gcc.gnu.org>
30348 * cfgcleanup.c (cleanup_cfg): Detect cfglayout mode and set
30349 the CLEANUP_CFGLAYOUT flag when in cfglayout mode.
30351 * Makefile.c (GTFILES): Add cfglayout.h.
30352 * gengtype.c (open_base_files): Likewise.
30353 * cfglayout.c (cfg_layout_function_footer,
30354 cfg_layout_function_header) Reindent to make gengtype happy.
30355 * cfglayout.h (cfg_layout_function_footer,
30356 cfg_layout_function_header): Add GTY(()) marker.
30358 * ifcvt.c (noce_try_sign_mask): Make sure INSN_B is non-null.
30360 2007-01-18 Ben Elliston <bje@au.ibm.com>
30362 * genautomata.c (write_automata): Include xstrerror output in the
30363 error message if writing the DFA description file fails.
30365 2007-01-17 H.J. Lu <hongjiu.lu@intel.com>
30367 * config/mips/mips-protos.h (mips_output_external): Make it
30369 * config/mips/iris.h (TARGET_ASM_EXTERNAL_LIBCALL): Removed.
30370 * config/mips/mips.c (irix_output_external_libcall): Likewise.
30371 (extern_list): Likewise.
30372 (extern_head): Likewise.
30373 (TARGET_ASM_FILE_END): Likewise.
30374 (mips_file_end): Likewise.
30375 (mips_output_external): Rewritten.
30377 2007-01-18 Ben Elliston <bje@au.ibm.com>
30379 * genpreds.c (write_insn_preds_c): Only write out the function
30380 body for regclass_for_constraint if we have register constraints.
30382 2007-01-17 Tom Tromey <tromey@redhat.com>
30384 * doc/sourcebuild.texi (libgcj Tests): Use sourceware.org.
30385 * doc/install.texi (Testing): Use sourceware.org.
30386 (Binaries): Likewise.
30387 (Specific): Likewise.
30388 * doc/contrib.texi (Contributors): Use sourceware.org.
30390 2007-01-17 Anatoly Sokolov <aesok@post.ru>
30392 * config/avr/avr.h (AVR_HAVE_LPMX): New macro.
30393 (AVR_ENHANCED): Rename to ...
30394 (AVR_HAVE_MUL): ... new.
30395 (avr_enhanced_p): Rename to ...
30396 (avr_have_mul_p): ... new.
30397 (TARGET_CPU_CPP_BUILTINS): Use 'avr_have_mul_p' instead of
30398 'avr_enhanced_p' for "__AVR_ENHANCED__". Define "__AVR_HAVE_MUL__".
30399 * config/avr/avr.c (avr_enhanced_p): Rename to ...
30400 (avr_have_mul_p): ... new.
30401 (base_arch_s): Rename 'enhanced' to 'have_mul'.
30402 (avr_override_options): Use 'avr_have_mul_p' and 'have_mul' instead of
30403 'avr_enhanced_p' and 'enhanced'.
30404 (ashlhi3_out, ashrhi3_out, lshrhi3_out, avr_rtx_costs): Use
30405 AVR_HAVE_MUL instead of AVR_ENHANCED.
30406 * avr.md (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30407 (mulqi3, *mulqi3_enh, *mulqi3_call, mulqihi3, umulqihi3, mulhi3,
30408 *mulhi3_enh, *mulhi3_call, mulsi3, *mulsi3_call): Use AVR_HAVE_MUL
30409 instead of AVR_ENHANCED.
30410 (*tablejump_enh): Use AVR_HAVE_LPMX instead of AVR_ENHANCED.
30411 * libgcc.S: Use __AVR_HAVE_MUL__ instead of __AVR_ENHANCED__.
30412 (__tablejump__): Use __AVR_HAVE_LPMX__ instead of __AVR_ENHANCED__.
30414 2007-01-17 Ian Lance Taylor <iant@google.com>
30416 * vec.h (VEC_reserve_exact): Define.
30417 (vec_gc_p_reserve_exact): Declare.
30418 (vec_gc_o_reserve_exact): Declare.
30419 (vec_heap_p_reserve_exact): Declare.
30420 (vec_heap_o_reserve_exact): Declare.
30421 (VEC_OP (T,A,reserve_exact)): New static inline function, three
30423 (VEC_OP (T,A,reserve)) [all versions]: Remove handling of
30424 negative parameter.
30425 (VEC_OP (T,A,alloc)) [all versions]: Call ...reserve_exact.
30426 (VEC_OP (T,A,copy)) [all versions]: Likewise.
30427 (VEC_OP (T,a,safe_grow)) [all versions]: Likewise.
30428 * vec.c (calculate_allocation): Add exact parameter. Change all
30430 (vec_gc_o_reserve_1): New static function, from vec_gc_o_reserve.
30431 (vec_gc_p_reserve, vec_gc_o_reserve): Call vec_gc_o_reserve_1.
30432 (vec_gc_p_reserve_exact, vec_gc_o_reserve_exact): New functions.
30433 (vec_heap_o_reserve_1): New static function, from vec_heap_o_reserve.
30434 (vec_heap_p_reserve, vec_heap_o_reserve): Call vec_heap_o_reserve_1.
30435 (vec_heap_p_reserve_exact): New function.
30436 (vec_heap_o_reserve_exact): New function.
30438 2007-01-17 Jan Hubicka <jh@suse.cz>
30440 * ipa-type-escape.c (look_for_casts): Revamp using handled_component_p.
30442 2007-01-17 Eric Christopher <echristo@apple.com>
30444 * config.gcc: Support core2 processor.
30446 2007-01-16 Jan Hubicka <jh@suse.cz>
30448 * tree-ssanames.c (release_dead_ssa_names): Instead of ggc_freeing
30449 the names, just unlink the chain so we don't crash on dangling
30453 2007-01-16 Jan Hubicka <jh@suse.cz>
30455 * cgraph.h (cgraph_decide_inlining_incrementally): Kill.
30456 * tree-pass.h: Reorder to make IPA passes appear toegher.
30457 (pass_early_inline, pass_inline_parameters, pass_apply_inline):
30459 * cgraphunit.c (cgraph_finalize_function): Do not compute inling
30460 parameters, do not call early inliner.
30461 * ipa-inline.c: Update comments. Include tree-flow.h
30462 (cgraph_decide_inlining): Do not compute inlining parameters.
30463 (cgraph_decide_inlining_incrementally): Return TODOs; assume to
30464 be called with function context set up.
30465 (pass_ipa_inline): Remove unreachable functions before pass.
30466 (cgraph_early_inlining): Simplify assuming to be called from the
30468 (pass_early_inline): New pass.
30469 (cgraph_gate_ipa_early_inlining): New gate.
30470 (pass_ipa_early_inline): Turn into simple wrapper.
30471 (compute_inline_parameters): New function.
30472 (gate_inline_passes): New gate.
30473 (pass_inline_parameters): New pass.
30474 (apply_inline): Move here from tree-optimize.c
30475 (pass_apply_inline): New pass.
30476 * ipa.c (cgraph_remove_unreachable_nodes): Verify cgraph after
30478 * tree-inline.c (optimize_inline_calls): Return TODOs rather than
30479 doing them by hand.
30480 (tree_function_versioning): Do not allocate dummy struct function.
30481 * tree-inline.h (optimize_inline_calls): Update prototype.
30482 * tree-optimize.c (execute_fixup_cfg): Export.
30483 (pass_fixup_cfg): Remove
30484 (tree_rest_of_compilation): Do not apply inlines.
30485 * tree-flow.h (execute_fixup_cfg): Declare.
30486 * Makefile.in (gt-passes.c): New.
30487 * passes.c: Include gt-passes.h
30488 (init_optimization_passes): New passes.
30489 (nnodes, order): New static vars.
30490 (do_per_function_toporder): New function.
30491 (execute_one_pass): Dump current pass here.
30492 (execute_ipa_pass_list): Don't dump current pass here.
30494 2007-01-16 Janis Johnson <janis187@us.ibm.com>
30496 * config/dfp-bit.c (dfp_compare_op): Return separate value for NaN.
30497 (DFP_NE, DFP_LE, DFP_GE): Return false for NaN.
30499 2007-01-16 David Edelsohn <edelsohn@gnu.org>
30501 * config/rs6000/darwin-ldouble.c: Build file for SOFT_FLOAT.
30502 (strong_alias): Define.
30503 (__gcc_qmul): Provide non-FMA for soft-float.
30504 (__gcc_qdiv): Same.
30509 (__gcc_qunord): New.
30519 * config/rs6000/rs6000.c (rs6000_init_libfuncs): Initialize
30520 soft-float functions.
30521 * config/rs6000/libgcc-ppc-glibc.ver: Version soft-float symbols.
30522 * config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Do not warn
30523 about long double soft float.
30525 2007-01-16 Dorit Nuzman <dorit@il.ibm.com>
30526 Tehila Meyzels <tehila@il.ibm.com>
30528 * tree-vectorizer.h (is_pattern_stmt_p): New.
30529 * tree-vect-analyze.c (vect_determine_vectorization_factor): Fix
30530 formatting (tabs instead of spaces). Cleanup and clarify setting
30531 of STMT_VINFO_VECTYPE. Call is_pattern_stmt_p.
30532 * tree-vect-transform.c (vect_get_vec_def_for_operand): Fix typo.
30533 (vectorizable_type_demotion): Check that types are integral.
30534 (vectorizable_type_promotion): Likewise.
30535 (vectorizable_store): Fix typo. Eliminate new-line at end of
30538 2007-01-16 Jan Hubicka <jh@suse.cz>
30540 * tree-ssanames.c (release_dead_ssa_names): Remove invalidated
30543 2007-01-15 Eric Christopher <echristo@apple.com>
30545 * ifcvt.c: Include vec.h, vecprim.h.
30546 (check_cond_move_block): New argument regs.
30547 Reorganize. Add registers used to regs.
30548 (cond_move_process_if_block): Use regs set above as
30551 2007-01-15 Eric Christopher <echristo@apple.com>
30553 * config/darwin.h: Update copyright.
30554 (TARGET_OPTION_TRANSLATE_TABLE): Add umbrella.
30555 (LINK_COMMAND_SPEC): Add -u.
30556 (LINK_SPEC): Fix umbrella for above.
30558 2007-01-15 Joseph S. Myers <joseph@codesourcery.com>
30560 * config/soft-fp/op-common.h, config/soft-fp/op-4.h: Update from
30563 2007-01-15 Tom Tromey <tromey@redhat.com>
30565 * doc/sourcebuild.texi (libgcj Tests): Don't mention jacks.
30566 * doc/install.texi (Testing): Don't mention jacks.
30567 (Configuration): Document --enable-java-maintainer-mode. Move
30568 --with-java-home to libgcj-specific section. Document
30570 (Prerequisites): Mention --enable-java-maintainer-mode, ecj1.
30572 2007-01-15 Jan Hubicka <jh@suse.cz>
30574 * tree-ssa-dce.c (DCE_TODOs): New.
30575 (propagate_necessity): Return if something changed.
30576 (eliminate_unnecessary_stmts): Likewise.
30577 (perform_tree_ssa_dce): Return TODO flags when needed.
30578 (pass_dce, pass_dce_loop, pass_cd_dce): Remove TODO flags.
30580 2007-01-15 Uros Bizjak <ubizjak@gmail.com>
30582 * config/i386/i386.md (fyl2xxf3_i387): Rename from fyl2x_xf3.
30583 (fyl2x_extend<mode>xf3_i387): New insn pattern.
30584 (log<mode>2): Rename from logsf2 and logdf2 and macroize insn
30585 patterns using X87MODEF12 mode macro. Extend operand 1
30586 to XFmode. Use SSE_FLOAT_MODE_P to disable patterns for SSE math.
30587 (log10<mode>2): Ditto.
30588 (log2<mode>2): Ditto.
30589 (log1p<mode>2): Ditto.
30590 (logb<mode>2): Ditto.
30591 (fyl2xp1xf3_i387): Rename from fyl2xp1_xf3.
30592 (fyl2xp1_extend<mode>xf3_i387): New insn pattern.
30593 (*fxtractxf3_i387): Rename from *fxtractxf3.
30594 (fxtract_extend<mode>xf3_i387): New insn pattern.
30595 (ilogbsi2): Use match_dup 3, not match_operand:XF 3.
30596 * config/i386/i386.c (ix86_emit_i387_log1p): Use gen_fyl2xp1xf3_i387()
30597 and gen_fyl2xxf3_i387().
30599 2007-01-14 Zdenek Dvorak <dvorakz@suse.cz>
30601 * loop-unswitch.c (unswitch_loop): Do not call fix_loop_placement.
30602 * cfgloopmanip.c (fix_loop_placement): Made static. Use
30603 get_loop_exit_edges. Changed return type to bool.
30604 * cfgloop.h (fix_loop_placement): Declaration removed.
30606 2007-01-14 Dorit Nuzman <dorit@il.ibm.com>
30608 * param.h (MIN_VECT_LOOP_BOUND): New.
30609 * params.def (MIN_VECT_LOOP_BOUND): New.
30610 * tree-vectorizer.c (slpeel_tree_peel_loop_to_edge): Takes another
30611 argument - minimum threshold for number of iterations.
30612 * tree-vectorizer.h (slpeel_tree_peel_loop_to_edge): Add another
30613 argument to declaration.
30614 * tree-vect-analyze.c (vect_analyze_operations): Check value of
30615 MIN_VECT_LOOP_BOUND.
30616 * tree-vect-transform.c (vect_do_peeling_for_loop_bound): Call
30617 slpeel_tree_peel_loop_to_edge with additional argument.
30618 (vect_do_peeling_for_alignment): Likewise.
30619 * doc/invoke.texi (min-vect-loop-bound): Document new param option.
30621 2007-01-14 Uros Bizjak <ubizjak@gmail.com>
30624 * config/i386/i386.c (print_operand) ['z']: Output 'b' for
30625 operands of size 1.
30627 2007-01-14 Jan Hubicka <jh@suse.cz>
30629 * tree-dfa.c (remove_referenced_var): New function.
30630 * tree-ssa-live.c (remove_unused_locals): Walk referenced vars and
30631 prune referenced vars list too.
30632 * tree-flow.h (remove_referenced_var): Declare.
30634 2007-01-14 Jan Hubicka <jh@suse.cz>
30636 * tree-eh.c (add_stmt_to_eh_region_fn): Do not add call_exprs
30638 (remove_stmt_from_eh_region_fn): Do not remove call_exprs.
30639 (verify_eh_throw_stmt_node, verify_eh_throw_table_statements): Kill.
30640 * except.h (verify_eh_throw_table_statements): Kill prototype.
30641 * cfgexpand.c (expand_gimple_basic_block): Propagate Eh regions
30642 into call exrepssions.
30643 * tree-optimize.c (execute_free_cfg_annotatiosn): Do not call
30645 * tree-cfg.c: Include pointer-set.h.
30646 (verify_node_sharing): Work on pointer set.
30647 (verify_eh_throw_stmt_node): New.
30648 (verify_stmts): Use pointers sets, verify throw_stmt.
30650 2007-01-13 Zdenek Dvorak <dvorakz@suse.cz>
30652 * ipa-reference.c (analyze_function): Consider also addresses taken
30655 2007-01-12 Roger Sayle <roger@eyesopen.com>
30657 * c-typeck.c (null_pointer_constant_p): Replace use of
30658 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30659 (build_c_cast): Likewise.
30661 2007-01-12 Roger Sayle <roger@eyesopen.com>
30663 * tree.h (force_fit_type_double): Remove unused final argument.
30664 * c-common.c (constant_expression_warning): Replace use of
30665 TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
30666 (convert_and_check): Likewise.
30667 (shorten_compare): Update call to force_fit_type_double.
30668 (c_common_truthvalue_conversion) <INTEGER_CST>: Use integer_zerop.
30669 * convert.c (convert_to_pointer): Update call to
30670 force_fit_type_double.
30671 * fold-const.c (force_fit_type_double): Remove overflowed_const
30673 (int_const_binop, fold_convert_const_int_from_int,
30674 fold_convert_const_int_from_real, fold_div_compare,
30675 fold_sign_changed_comparison, fold_unary, fold_negate_const,
30676 fold_abs_const, fold_not_const): Remove the final argument from
30677 calls to force_fit_type_double.
30679 2007-01-12 Andrew Pinski <andrew_pinski@playstation.sony.com>
30681 * configure.ac: Set insn to "nop" for spu-*-* also.
30682 * configure: Regenerate.
30684 2007-01-12 Olga Golovanevsky <olga@il.ibm.com>
30686 * builtins.def : Add BUILT_IN_FREE.
30688 2007-01-12 Jan Hubicka <jh@suse.cz>
30690 PR tree-optimization/30443
30691 * tree-inline.c (tree_function_versioning): Do not optimize when
30692 cloning for inlining.
30694 2007-01-12 Zdenek Dvorak <dvorakz@suse.cz>
30696 * doc/loop.texi: Document recording of loop exits.
30697 * cfgloopmanip.c (loopify, duplicate_loop): Use alloc_loop.
30698 (update_single_exits_after_duplication,
30699 update_single_exit_for_duplicated_loop,
30700 update_single_exit_for_duplicated_loops): Removed.
30701 (duplicate_loop_to_header_edge): Do not call
30702 update_single_exits_after_duplication and
30703 update_single_exit_for_duplicated_loops.
30704 (loop_version): Do not update single_exit information.
30705 (fix_loop_structure): Use record_loop_exits instead of
30706 mark_single_exit_loops.
30707 * tree-ssa-loop-manip.c (tree_transform_and_unroll_loop): Update
30708 the lists of loop exits.
30709 * cfghooks.c (redirect_edge_and_branch, redirect_edge_and_branch_force,
30710 split_edge, merge_blocks): Update the lists of loop exits.
30711 * modulo-sched.c (sms_schedule): Pass LOOPS_HAVE_RECORDED_EXITS to
30712 loop_optimizer_init.
30713 * loop-init.c (loop_optimizer_init): Call record_loop_exits instead
30714 of mark_single_exit_loops.
30715 (loop_optimizer_finalize): Call release_recorded_exits.
30716 * tree-ssa-loop.c (tree_loop_optimizer_init): Pass
30717 LOOPS_HAVE_RECORDED_EXITS to loop_optimizer_init.
30718 * tree-vectorizer.c (slpeel_tree_duplicate_loop_to_edge_cfg): Do not
30719 update single exit information.
30720 * lambda-code.c (perfect_nestify): Ditto.
30721 * cfgloop.c (flow_loop_free): Destroy the list of exits of the loop.
30722 (mark_single_exit_loops): Removed.
30723 (alloc_loop, loop_exit_hash, loop_exit_eq, loop_exit_free,
30724 get_exit_descriptions, rescan_loop_exit, record_loop_exits,
30725 dump_recorded_exit, dump_recorded_exits, release_recorded_exits): New
30727 (get_loop_exit_edges, single_exit): Use recorded exit lists.
30728 (add_bb_to_loop, remove_bb_from_loops): Update the lists of loop exits.
30729 (verify_loop_structure): Verify consistency of the exit lists.
30730 (flow_loops_find): Use alloc_loop. Initialize exits hash.
30731 (set_single_exit): Removed.
30732 * cfgloop.h (struct loop_exit): New function.
30733 (struct loop): single_exit_ field replaced by exits field.
30734 (LOOPS_HAVE_MARKED_SINGLE_EXITS): Replaced by
30735 LOOPS_HAVE_RECORDED_EXITS.
30736 (struct loops): Added exits hash.
30737 (mark_single_exit_loops, set_single_exit): Declaration removed.
30738 (release_recorded_exits, record_loop_exits, rescan_loop_exit): Declare.
30740 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30742 * doc/invoke.texi: Avoid use of @headitem.
30744 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30746 * cse.c (cse_insn): Move HAVE_CC0 code after declarations.
30748 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30750 * doc/install.texi: Fix m68k-*-* anchor and add m68k-*-* to the
30753 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30754 Richard Sandiford <richard@codesourcery.com>
30756 * doc/invoke.texi: Document -mno-bitfield, -mno-rtd and -mno-short.
30757 * config/m68k/m68k.opt: Resort options.
30758 (mbitfield, mrtd, mshort): Remove RejectNegative properties.
30760 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30761 Richard Sandiford <richard@codesourcery.com>
30763 * doc/invoke.texi: Document the macros that are defined by
30764 m68k's -mtune and -mhard-float options.
30765 * config/m68k/m68k-protos.h (m68k_cpp_cpu_ident) Declare.
30766 (m68k_cpp_cpu_family): Likewise.
30767 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Add a full set
30768 of __ucfv*__ macros. Define __mcffpu__ if generating code for
30769 ColdFire FPUs. Define __mcf_cpu_* and __mcf_family_* macros.
30770 * config/m68k/m68k.c (m68k_cpp_cpu_ident): New function.
30771 (m68k_cpp_cpu_family): Likewise.
30773 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30775 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Treat all mc68*
30776 macros besides mc68000 as tuning macros. Use a switch statement
30777 to set them and mcpu32.
30779 2007-01-12 Julian Brown <julian@codesourcery.com>
30781 * config/m68k/m68k.h: Use TARGET_68040 instead of TARGET_68040_ONLY.
30782 (TARGET_68040_ONLY): Rename to...
30783 (TARGET_68040): ...this.
30784 * config/m68k/m68k.c: Use TARGET_68040 instead of TARGET_68040_ONLY.
30785 * config/m68k/m68k.md: Likewise.
30787 2007-01-12 Julian Brown <julian@codesourcery.com>
30788 Nathan Sidwell <nathan@codesourcery.com>
30789 Richard Sandiford <richard@codesourcery.com>
30791 * config.gcc (m680[012]0-*-*, m68k*-*-*): Set m68k_cpu_ident to
30792 the -mcpu= argument associated with the --with-cpu setting.
30793 Define M68K_DEFAULT_TUNE to the default -mtune= option,
30794 if different from the one implied by the -mcpu setting.
30795 Accept --with-cpu=FOO if FOO is listed in m68k-devices.def,
30796 using mcpu=FOO as the default CPU option. Set target_cpu_default2.
30797 * doc/invoke.texi: Mention ColdFire in the introduction to the
30798 m68k options. Document the new -march, -mcpu, -mtune, -mdiv,
30799 -mno-div and -mhard-float options. Make -m68881 a synonym for
30800 -mhard-float. Document the previously-undocumented -m5206e,
30801 -m528x, -m5307 and -m5407 options. Tweak the existing option
30802 documentation for consistency.
30803 * doc/install.texi: Mention new --with-cpu arguments.
30804 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Only use the
30805 default CPU if neither -mcpu nor -march are specified.
30806 (ASM_CPU_SPEC): Pass down -mcpu and -march options.
30807 (TARGET_CPU_CPP_BUILTINS): Set __mcfisa*__ macros from
30808 TARGET_ISA*. Set the legacy __mcf*__ cpu macros in the same way,
30809 using m68k_tune to decide between families that implement the
30810 same ISA. Use m68k_tune to set __mcfv4e__.
30811 (FL_BITFIELD, FL_68881, FL_COLDFIRE, FL_CF_HWDIV, FL_CF_MAC)
30812 (FL_CF_EMAC, FL_CF_EMAC_B, FL_CF_USP, FL_CF_FPU, FL_ISA_68000)
30813 (FL_ISA_68010, FL_ISA_68020, FL_ISA_68040, FL_ISA_A, FL_ISA_B)
30814 (FL_ISA_C, FL_ISA_MMU): New macros.
30815 (MASK_COLDFIRE): Delete.
30816 (TARGET_68010, TARGET_68020, TARGET_68040_ONLY, TARGET_COLDFIRE)
30817 (TARGET_ISAB): Redefine in terms of m68k_cpu_flags.
30818 (TARGET_68881, TARGET_COLDFIRE_FPU): Redefine in terms of m68k_fpu.
30819 (TARGET_HARD_FLOAT): Do not define here.
30820 (TARGET_ISAAPLUS, TARGET_ISAC): New macros.
30821 (TUNE_68000): New macro.
30822 (TUNE_68000_10): Redefine in terms of TUNE_68000 and TUNE_68010.
30823 (TUNE_68010, TUNE_68030, TUNE_68040, TUNE_68060, TUNE_CPU32)
30824 (TUNE_CFV2): Redefine in terms of m68k_tune.
30825 (uarch_type, target_device, fpu_type): New enums.
30826 (m68k_cpu, m68k_tune, m68k_fpu, m68k_cpu_flags): Declare.
30827 * config/m68k/m68k.c (TARGET_DEFAULT): Remove MASK_68881.
30828 (FL_FOR_isa_00, FL_FOR_isa_10, FL_FOR_isa_20, FL_FOR_isa_40)
30829 (FL_FOR_isa_cpu32, FL_FOR_isa_a, FL_FOR_isa_aplus, FL_FOR_isa_b)
30830 (FL_FOR_isa_c): New macros.
30831 (m68k_isa): New enum.
30832 (m68k_target_selection): New structure.
30833 (all_devices, all_isas, all_microarchs): New tables.
30834 (m68k_cpu_entry, m68k_arch_entry, m68k_tune_entry, m68k_cpu)
30835 (m68k_tune, m68k_fpu, m68k_cpu_flags): New variables.
30836 (MASK_ALL_CPU_BITS): Delete.
30837 (m68k_find_selection): New function.
30838 (m68k_handle_option): Handle -mcpu=, -march= and -mtune=.
30839 Map the legacy target options to a combination of the new ones.
30840 (override_options): Set m68k_cpu, m68k_tune, m68k_fpu and
30841 m68k_cpu_flags. Handle M68K_DEFAULT_TUNE. Use m68k_cpu_flags
30842 to derive default MASK_BITFIELD, MASK_CF_HWDIV and MASK_HARD_FLOAT
30844 * config/m68k/m68k.opt (m5200, m5206e, m528x, m5307, m5407, mcfv4e)
30845 (m68010, m68020, m68020-40, m68020-60, m68030, m68040): Remove Mask
30847 (m68881, msoft-float): Change mask from 68881 to HARD_FLOAT.
30848 (march=, mcpu=, mdiv, mhard-float, mtune=): New options.
30849 * config/m68k/m68k-devices.def: New file.
30851 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30852 Nathan Sidwell <nathan@codesourcery.com>
30854 * config/m68k/m68k.h (ASM_CPU_SPEC, ASM_SPEC, EXTRA_SPECS)
30855 (SUBTARGET_EXTRA_SPECS): New macros.
30856 * config/m68k/linux.h (ASM_SPEC): Remove CPU flags;
30857 use %(asm_cpu_spec) instead.
30858 * config/m68k/m68k-none.h (ASM_SPEC): Likewise.
30859 * config/m68k/openbsd.h (ASM_SPEC): Likewise.
30860 * config/m68k/netbsd-elf.h (ASM_SPEC): Likewise.
30861 (EXTRA_SPECS): Rename to...
30862 (SUBTARGET_EXTRA_SPECS): ...this.
30864 2007-01-12 Nathan Sidwell <nathan@codesourcery.com>
30865 Richard Sandiford <richard@codesourcery.com>
30866 Julian Brown <julian@codesourcery.com>
30868 * config.gcc (m68k-*-aout*, m68k-*-coff*, m68020-*-elf*, m68k-*-elf*)
30869 (m68k-*-uclinux*, m68k-*-linux*, m68k-*-rtems*): Set default_m68k_cpu
30870 to the configuration's default CPU.
30871 (m68010-*-netbsdelf*, m68k*-*-netbsdelf*, m68k*-*-openbsd*): Likewise.
30872 Remove default masks.
30873 (m680[012]0-*-*): Set the default with_cpu to the first part of
30875 (m68k*-*-*): Set the default with_cpu to m$default_m68k_cpu.
30876 (m68k*-*-linux): Extend the --with-cpu handling to...
30877 (m680[012]0-*-*, m68k*-*-*): ...these configurations. Allow m68000
30878 and m68010. Don't set target_cpu_default2.
30879 * doc/install.texi: Document --with-cpu for m68k.
30880 * config/m68k/m68k.h (OPTION_DEFAULT_SPECS): Define.
30881 * config/m68k/m68k-none.h (TARGET_CPU_DEFAULT, M68K_CPU_m68k)
30882 (M68K_CPU_m68000, M68K_CPU_m68010, M68K_CPU_m68020, M68K_CPU_m68030)
30883 (M68K_CPU_m68040, M68K_CPU_m68302, M68K_CPU_m68332, TARGET_DEFAULT)
30884 (ASM_CPU_DEFAULT_SPEC, CC1_CPU_DEFAULT_SPEC): Delete.
30885 (ASM_SPEC): Remove use of %(asm_cpu_default).
30886 (EXTRA_SPECS, SUBTARGET_EXTRA_SPECS, MULTILIB_DEFAULTS): Delete.
30887 * config/m68k/linux.h (TARGET_DEFAULT): Delete.
30888 (CPP_SPEC): Merge definitions. Do not handle __HAVE_68881__ here.
30889 * config/m68k/netbsd-elf.h (TARGET_OS_CPP_BUILTINS): Define
30890 __HAVE_FPU__ if TARGET_HARD_FLOAT.
30891 (TARGET_DEFAULT): Delete.
30892 (EXTRA_SPECS): Delete cpp_cpu_default_spec, cpp_cpu_spec,
30893 cpp_fpu_spec, asm_default_spec and netbsd_cpp_spec.
30894 (CPP_CPU_SPEC): Delete.
30895 (TARGET_VERSION): Merge definitions, using TARGET_68010 to pick
30896 the appropriate string.
30897 (CPP_CPU_DEFAULT_SPEC, ASM_DEFAULT_SPEC, CPP_FPU_SPEC): Delete.
30898 (CPP_SPEC): Define to NETBSD_CPP_SPEC.
30899 (ASM_SPEC): Don't use %(asm_default_spec).
30900 * config/m68k/m68k.c (TARGET_DEFAULT_TARGET_FLAGS): Remove
30901 TARGET_DEFAULT and add MASK_68881.
30902 * config/m68k/m68k.md: Remove mention of TARGET_DEFAULT from comments.
30904 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30906 * config.gcc (m68010-*-netbsdelf*): Add MASK_68010.
30907 (m68k*-*-netbsdelf*, m68k*-*-openbsd*, m68k*-linux*): Add
30908 MASK_68010 alongside MASK_68020.
30909 * doc/invoke.texi: Document -m68010.
30910 * config/m68k/m68k.opt (m68010): New.
30911 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Define mc68010
30913 (TUNE_68010): New macro.
30914 * config/m68k/m68k-none.h (M68K_CPU_m68k, M68K_CPU_m68010)
30915 (M68K_CPU_m68020, M68K_CPU_m68030, M68K_CPU_m68040)
30916 (M68K_CPU_m68332): Add MASK_68010.
30917 * config/m68k/linux.h (TARGET_DEFAULT): Add MASK_68010 to
30918 fallback definition.
30919 * config/m68k/netbsd-elf.h (CPP_CPU_SPEC): Remove now-redundant
30921 * config/m68k/m68k.c (MASK_ALL_CPU_BITS): Add MASK_68010.
30922 (m68k_handle_option): Handle OPT_m68010. Add MASK_68010
30923 to all entries that use MASK_68020.
30924 (output_move_simode_const, output_move_himode, output_move_qimode)
30925 (output_move_stricthi, output_move_strictqi): Use TARGET_68010
30926 instead of TARGET_68020 to select clr behavior. Remove comment
30927 about there being no TARGET_68010.
30928 * config/m68k/m68k.md: Likewise throughout.
30930 2007-01-12 Julian Brown <julian@codesourcery.com>
30932 * config/m68k/m68k.h (TARGET_ISAB): New macro.
30933 * config/m68k/m68k.c: Use TARGET_ISAB rather than TARGET_CFV4.
30934 * config/m68k/m68k.md: Likewise.
30936 2007-01-12 Julian Brown <julian@codesourcery.com>
30938 * config/m68k/m68k.h (LEGITIMATE_INDEX_P, LEGITIMIZE_ADDRESS): Use
30939 TARGET_COLDFIRE_FPU instead of TARGET_CFV4E.
30941 2007-01-12 Julian Brown <julian@codesourcery.com>
30943 * config/m68k/m68k.h (TUNE_68040_60): New macro.
30944 * config/m68k/m68k.c (standard_68881_constant_p): Use it.
30945 * config/m68k/m68k.md: Likewise.
30947 2007-01-12 Julian Brown <julian@codesourcery.com>
30948 Richard Sandiford <richard@codesourcery.com>
30950 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Use TUNE_68030
30951 instead of TARGET_68030, TUNE_68040 instead of TARGET_68040,
30952 TUNE_68060 instead of TARGET_68060 and TUNE_CPU32 instead of
30954 (TARGET_CPU32): Rename to...
30955 (TUNE_CPU32): ...this.
30956 (TUNE_68000_10, TUNE_68030, TUNE_68040, TUNE_68060)
30957 (TUNE_CFV2): New macros.
30958 * config/m68k/netbsd-elf.h (LONG_DOUBLE_TYPE_SIZE): Simplify;
30959 remove conditions that are implied by TARGET_68020.
30960 * config/m68k/m68k.c (m68k_output_function_prologue): Use TUNE_68040
30961 instead of TARGET_68040 and TUNE_CPU32 instead of TARGET_CPU32.
30962 (m68k_output_function_epilogue): Likewise.
30963 (m68k_rtx_costs): Likewise. Use TUNE_68060 instead of TARGET_68060
30964 and TUNE_CFV2 instead of TARGET_5200. Use TUNE_68000_10 instead of
30965 "!TARGET_68020 && !TARGET_COLDFIRE" to choose between 68000 and
30966 non-68000 timings. Refactor multiplication and division costs.
30967 (output_addsi3): Use TUNE_68040 instead of TARGET_68040 and
30968 TUNE_CPU32 instead of TARGET_CPU32.
30969 (standard_68881_constant_p): Use TUNE_68040 instead of TARGET_68040
30970 and TUNE_68060 instead of TARGET_68060.
30971 * config/m68k/m68k.md: Use TUNE_68040 instead of TARGET_68040,
30972 TUNE_68060 instead of TARGET_68060, and TUNE_CPU32 instead of
30974 (movsi_const0): Use TUNE_68000_10 rather than "!TARGET_68020
30975 && !TARGET_COLDFIRE" to choose between moveq and clr.
30976 Likewise in the unnamed movsf pattern.
30977 (ashlsi_17_24, lshrsi_17_24): Guard with TUNE_68000_10 rather than
30978 "!TARGET_68020 && !TARGET_COLDFIRE". Likewise the unnamed
30981 2007-01-12 Richard Sandiford <richard@codesourcery.com>
30983 * config/m68k/m68k.h (TARGET_CPU_CPP_BUILTINS): Increase amount
30984 of tabbing before backslashes.
30986 2007-01-11 John David Anglin <dave.anglin@nrc-cnrc.gc.ca>
30988 * pa-linux.h (ASM_OUTPUT_INTERNAL_LABEL): Undefine.
30989 * pa.h (ASM_OUTPUT_LABEL): Output colon when using GAS.
30990 (ASM_OUTPUT_INTERNAL_LABEL): Define.
30992 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
30994 * tree-ssa-loop-ivopts.c (extract_cond_operands): Split from
30995 find_interesting_uses_cond.
30996 (find_interesting_uses_cond): Use extract_cond_operands.
30997 (rewrite_use_compare): Use extract_cond_operands and
30998 force_gimple_operand_bsi. Do not call update_stmt.
30999 (determine_use_iv_cost_condition): Use extract_cond_operands.
31000 Return cheaper of using original bound and changing the exit bound.
31002 2007-01-11 Zdenek Dvorak <dvorakz@suse.cz>
31004 PR tree-optimization/29516
31005 * tree-ssa-address.c (tree_mem_ref_addr, add_to_parts,
31006 most_expensive_mult_to_index, addr_to_parts,
31007 create_mem_ref, maybe_fold_tmr): Make the type of
31008 fields of TARGET_MEM_REF sizetype.
31009 (move_fixed_address_to_symbol, move_pointer_to_base):
31011 * tree.def (TARGET_MEM_REF): Add comment on types of
31014 2007-01-11 Joseph Myers <joseph@codesourcery.com>
31016 * c-common.c (vector_types_convertible_p): Treat opaque types as
31017 always convertible if they have the same size, but not otherwise.
31019 2007-01-11 Steven Bosscher <steven@gcc.gnu.org>
31021 * ifcvt.c (struct noce_if_info): Add comments to the fields.
31022 Remove the b_unconditional field.
31023 (noce_try_sign_mask): Do not look at b_unconditional.
31024 (noce_process_if_block): Do not use merge_if_blocks. Update
31025 the CFG here. Do not set b_unconditional.
31026 (cond_move_process_if_block): Likewise.
31027 (find_cond_trap): Likewise.
31028 (check_cond_move_block): Require simple jump insns at the end
31029 of the basic block.
31031 2007-01-11 Jan Hubicka <jh@suse.cz>
31033 PR tree-optimization/1046
31034 * tree-tailcall.c (suitable_for_tail_call_opt_p): Use TREE_ADDRESSABLE
31035 when alias info is not ready.
31036 (pass_tail_recursion): Do not require aliasing.
31037 * tree-ssa-copyrename.c (pass_rename_ssa_cop): Likewise.
31038 * tree-ssa-ccp.c (pass_ccp, pass_fold_builtins): Likewise.
31039 * tree-ssa-copy.c (pass_copy_prop): Likewise.
31040 * tree-ssa-forwprop.c (pass_forwprop): Likewise.
31041 * tree-ssa-dce.c (pass_dce, pass_dce_loop, pass_cd_dce): Likewise.
31042 * passes.c (init_optimization_passes): Execute rename_ssa_copies,
31043 ccp, forwprop, copy_prop, merge_phi, copy_prop, dce and tail recursion
31045 * tree-ssa-operands.c (add_virtual_operand, get_indirect_ref_operand):
31046 When aliasing is not build, mark statement as volatile.
31048 2007-01-11 Tom Tromey <tromey@redhat.com>
31050 PR preprocessor/15185, PR preprocessor/20989:
31051 * doc/cppopts.texi <-MT>: Update description of algorithm for
31052 computing default target.
31053 <-M, -MD>: Reword "basename" text.
31055 2007-01-11 Roger Sayle <roger@eyesopen.com>
31057 * builtins.c (expand_builtin_pow, expand_builtin_powi,
31058 fold_builtin_cabs, fold_builtin_sqrt, fold_builtin_trunc,
31059 fold_builtin_floor, fold_builtin_ceil, fold_builtin_round,
31060 fold_builtin_int_int_roundingfn, fold_builtin_bitop,
31061 fold_builtin_bswap, real_constp, fold_builtin_pow,
31062 fold_builtin_powi, fold_builtin_signbit, fold_builtin_copysign,
31063 do_mpfr_arg1, do_mpfr_arg2, do_mpfr_arg3, do_mpfr_sincos): Replace
31064 uses of the macro TREE_CONSTANT_OVERFLOW with TREE_OVERFLOW.
31065 * convert.c (convert_to_pointer): Likewise.
31066 * expr.c (highest_pow2_factor, expand_expr_real_1): Likewise.
31067 * fold-const.c (force_fit_type, fold_negate_expr, int_const_binop,
31068 const_binop, fold_convert_const_int_from_int,
31069 fold_convert_const_int_from_real,
31070 fold_convert_const_real_from_real, sign_bit_p,
31071 optimize_minmax_comparison, extract_muldiv_1, fold_div_compare,
31072 fold_sign_changed_comparison, fold_unary, fold_comparison,
31073 fold_binary, multiple_of_p, tree_Expr_non_zero_p,
31074 fold_negate_const, fold_abs_const, fold_not_const): Likewise.
31075 * print-tree.c (print_node_brief, print_node): Likewise.
31076 * stor-layout.c (place_field, layout_type): Likewise.
31077 * tree-chrec.c (keep_cast): Likewise.
31078 * tree.c (build_vector, build_real, build_real_from_int_cst,
31079 build_complex): Likewise.
31081 2007-01-11 Roger Sayle <roger@eyesopen.com>
31083 * tree.h (TREE_CONSTANT_OVERFLOW): Obsolete. For the time being,
31084 treat TREE_CONSTANT_OVERFLOW as a synonym of TREE_OVERFLOW.
31086 2007-01-11 Paolo Bonzini <bonzini@gnu.org>
31088 * configure.ac (strict1_warn): Rename to strict_warn.
31089 (WERROR, --enable-werror, symlink hacks, stage1_cflags,
31090 cc_set_by_configure, quoted_cc_set_by_configure,
31091 stage_prefix_set_by_configure, quoted_stage_prefix_set_by_configure,
31092 all_boot_languages, all_stagestuff): Remove.
31093 (target_list): Remove bootstrap targets.
31094 * Makefile.in (quickstrap): Unconditionally make a synonym of all.
31095 (BOOT_LANGUAGES, STAGE1_CFLAGS, STAGE1_CHECKING,
31096 REMAKEFLAGS, FLAGS_TO_PASS, PREPEND_DOTDOT_TO_RELATIVE_PATHS,
31097 SUBDIR_FLAGS_TO_PASS, WERROR_FLAGS, STRICT2_WARN, LANG_STAGESTUFF,
31098 VOL_FILES, POSTSTAGE1_FLAGS_TO_PASS, STAGE2_FLAGS_TO_PASS,
31099 STAGEPROFILE_FLAGS_TO_PASS, STAGEFEEDBACK_FLAGS_TO_PASS, stage1_build,
31100 stage1_copy, stage2_build, stage2_copy, stageprofile_build,
31101 stageprofile_copy, stage3_build, stage3_copy, stagefeedback_build,
31102 stagefeedback_copy, stage4_build, clean_s1, clean_sw, bootstrap,
31103 bootstrap-lean, bootstrap2, bootstrap2-lean, bootstrap3,
31104 bootstrap3-lean, bootstrap4, bootstrap4-lean, unstage1, unstage2,
31105 unstage3, unstage4, unstageprofile, unstagefeedback, restage, restage2,
31106 restage3, restage4, restageprofile, restagefeedback, bubbleestrap,
31107 cleanstrap, unstrap, restrap, *compare, *compare3, *compare4,
31108 *compare-lean, *compare3-lean, *compare4-lean, stage1-start, stage1,
31109 stage2-start, stage2, stage3-start, stage3, stage4-start, stage4,
31110 stageprofile-start, stageprofile, stagefeedback-start, stagefeedback,
31111 risky-stage1, risky-stage2, risky-stage3, risky-stage4): Remove.
31112 (ORDINARY_FLAGS_TO_PASS): Rename to FLAGS_TO_PASS.
31113 (STAGECOPYSTUFF, STAGEMOVESTUFF): Consolidate into MOSTLYCLEANFILES.
31114 (mostlyclean): Adjust.
31115 (clean, distclean): Don't mention bootstrap stuff.
31116 * configure: Regenerate.
31117 * ada/config-lang.in, cp/config-lang.in, forttran/config-lang.in,
31118 java/config-lang.in, objc/config-lang.in, objcp/config-lang.in,
31119 treelang/config-lang.in (stagestuff): Remove.
31120 * doc/sourcebuild.texi (stage1, stage2, stage3, stage4,
31121 stageprofile, stagefeedback, stagestuff): Remove mention.
31123 2007-01-11 Nick Clifton <nickc@redhat.com>
31125 * config/mcore/predicates.md (mcore_general_movesrc_operand):
31127 (mcore_general_movdst_operand): Do not accept CONST_INTs.
31128 (mcore_arith_K_S_operand): Run the test for the S constraint not
31129 the test for the M constraint.
31130 (mcore_addsub_operand): Do not accept integer values that are
31131 larger than 32 bits.
31132 * config/mcore/mcore.md: Remove unused constraints from split.
31133 (andsi3): Use HOST_WIDE_INT instead of int to hold an INTVAL.
31134 (addsi3): Likewise.
31135 (allocate_stack): Likewise.
31136 * config/mcore/mcore.c (mcore_print_operand): Restrict output of P
31137 operands to 32 bits.
31138 (mcore_const_costs): Use HOST_WIDE_INT instead of int to hold an
31140 (mcore_and_cost, mcore_modify_comparison, const_ok_for_mcore,
31141 mcore_const_ok_for_inline, mcore_const_trick_uses_not,
31142 try_constant_tricks, mcore_num_ones, mcore_num_zeros,
31143 mcore_output_bclri, mcore_output_andn, output_inline_const,
31144 mcore_output_move, mcore_output_movedouble): Likewise.
31145 (mcore_output_cmov): Use CONST_OK_FOR_M and CONST_OK_FOR_N.
31146 (output_inline_const): Likewise.
31147 (output_inline_const): Fix format strings used in sprintf
31149 * config/mcore/mcore-protos.h: Update prototypes for changed
31150 functions in mcore.c.
31151 * config/mcore/mcore.h (CONST_OK_FOR_I): Cast values to
31152 HOST_WIDE_INT and not int.
31153 (CONST_OK_FOR_J, CONST_OK_FOR_K, CONST_OK_FOR_L, CONST_OK_FOR_M,
31154 CONST_OK_FOR_N): Likewise.
31155 (LEGITIMATE_CONSTANT_P): Also check CONSTANT_P.
31156 (GO_IF_LEGITIMATE_INDEX): Use HOST_WIDE_INT instead of int to hold
31159 2007-01-10 Jan Hubicka <jh@suse.cz>
31161 * tree-vrp.c (remove_range_assertions): Release defs.
31162 * tree-ssa-loop-ivopts.c (rmeove_statement): Likewise.
31163 * tree-ssa-dom.c (remove_stmt_or_phi): Likewise.
31165 2007-01-10 Paul Brook <paul@codesourcery.com>
31167 * config/arm/arm.c (arm_rtx_costs_1): Handle mutiply-subtract.
31168 * config/arm/arm.md (mulsi3subsi): New insn.
31170 2007-01-10 Zdenek Dvorak <dvorakz@suse.cz>
31172 * tree-ssa-loop-manip.c (tree_unroll_loop): Make it a wrapper over ...
31173 (tree_transform_and_unroll_loop): New.
31174 * tree-flow.h (transform_callback, tree_transform_and_unroll_loop):
31177 2007-01-10 Robert Kennedy <jimbob@google.com>
31179 * fold-const.c (fold_comparison): Fold comparisons like (x *
31180 1000 < 0) to (x < 0).
31182 2007-01-10 Ian Lance Taylor <iant@google.com>
31184 * tree-pretty-print.c (dump_generic_node): Print parentheses when
31185 operands have the same priority.
31187 2007-01-10 Tom Tromey <tromey@redhat.com>
31189 * fold-const.c (fold_truthop): Don't check can_use_bit_fields_p.
31190 (fold_binary): Likewise.
31191 * langhooks.c (lhd_can_use_bit_fields_p): Removed.
31192 * langhooks-def.h (lhd_can_use_bit_fields_p): Removed.
31193 (LANG_HOOKS_CAN_USE_BIT_FIELDS_P): Removed.
31194 (LANG_HOOKS_INITIALIZER): Remove LANG_HOOKS_CAN_USE_BIT_FIELDS_P.
31195 * langhooks.h (struct lang_hooks): Removed field
31196 'can_use_bit_fields_p'.
31198 2007-01-10 Ralf Corsépius <ralf.corsepius@rtems.org>
31200 * config/bfin/t-bfin, config/bfin/t-bfin-elf: Remove GCC_CFLAGS.
31202 2007-01-10 Razya Ladelsky <razya@il.ibm.com>
31204 * function.c (get_last_funcdef_no): New function.
31205 * function.h (get_last_funcdef_no): Declare.
31206 * tree-inline.c (initialize_cfun): Add initialization.
31207 (tree_function_versioning): Cleanup.
31209 2007-01-10 Jan Hubicka <jh@suse.cz>
31211 * tree-inline.c (setup_one_parameter): Do not propagate into abnormal
31214 2007-01-10 Sa Liu <saliu@de.ibm.com>
31215 Ben Elliston <bje@au.ibm.com>
31217 * spu.h (STACK_SAVE_AREA): Use VOIDmode for SAVE_FUNCTION, SImode
31218 for SAVE_NONLOCAL and Pmode for any other save level.
31219 * spu-protos.h (spu_restore_stack_block): Declare.
31220 * spu.md (save_stack_block): Remove.
31221 (restore_stack_block): Call spu_restore_stack_block.
31222 * spu.c (spu_restore_stack_block): New function.
31223 (spu_expand_epilogue): Remove old comment.
31225 2007-01-09 Zdenek Dvorak <dvorakz@suse.cz>
31227 PR tree-optimization/30322
31228 * tree-ssa-loop-ivopts.c (fold_affine_expr, iv_value): Removed.
31229 (cand_value_at): Return the value as aff_tree.
31230 (may_eliminate_iv): Convert the bound from aff_tree to tree.
31231 * tree-affine.c (aff_combination_add_cst, aff_combination_add_product,
31232 aff_combination_mult): New functions.
31233 (aff_combination_add): Use aff_combination_add_cst.
31234 (aff_combination_convert): Allow conversions to a wider type.
31235 (tree_to_aff_combination): Handle BIT_NOT_EXPR.
31236 * tree-affine.h (aff_combination_mult): Declare.
31238 2007-01-09 Carlos O'Donell <carlos@codesourcery.com>
31240 * doc/tm.texi: Update documentation to reflect reality of exec
31241 and start file search behaviours. Update copyright year.
31242 * doc/invoke.texi: Explain how GCC_EXEC_PREFIX is used to find
31243 header file directories.
31245 2007-01-09 Uros Bizjak <ubizjak@gmail.com>
31247 * config/i386/i386.md (*sinxf2): Rename to *sinxf2_i387.
31248 (*cosxf2): Rename to cosxf2_i387.
31249 (*sindf2, *sinsf2): Extend operand 1 to XFmode. Macroize patterns
31250 using X87MODEF12 mode macro. Rename patterns to
31251 *sin_extend<mode>xf2_i387. Use SSE_FLOAT_MODE_P to disable patterns
31253 (*cosdf2, *cossf2): Ditto.
31254 (sincosdf3, sincossf3): Ditto. Rewrite corresponding splitters
31255 to match extended input operands.
31256 (sincos<mode>3): New expander.
31257 (*sinextendsfdf2, *cosextendsfdf2, *sincosextendsfdf3): Remove
31258 insn patterns and corresponding splitters.
31260 2007-01-09 Kaz Kojima <kkojima@gcc.gnu.org>
31262 * config/sh/t-linux (TARGET_LIBGCC2_CFLAGS): Delete.
31263 (SHLIB_MAPFILES, SHLIB_LINK, SHLIB_INSTALL): Likewise.
31265 2007-01-09 Nicolas Pitre <nico@cam.org>
31268 * arm/ieee754-df.S (Lad_s): Also test the low word of X for zero.
31270 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31272 * target.h (struct gcc_target): New field library_rtti_comdat.
31273 * target-def.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): New.
31274 (TARGET_CXX): Add TARGET_CXX_LIBRARY_RTTI_COMDAT.
31275 * doc/tm.texi (C++ ABI): Document TARGET_CXX_LIBRARY_RTTI_COMDAT.
31276 * config/darwin.h (TARGET_CXX_LIBRARY_RTTI_COMDAT): Define.
31278 2007-01-08 Geoffrey Keating <geoffk@apple.com>
31280 * doc/invoke.texi (Optimize Options): Correct description of -O0.
31282 2007-01-08 Richard Guenther <rguenther@suse.de>
31284 * tree.h (force_fit_type_double): Export.
31285 (force_fit_type): Remove.
31286 * fold-const.c (force_fit_type_double): New function.
31287 (force_fit_type): Remove.
31288 (int_const_binop): Use it.
31289 (fold_convert_const_int_from_int): Likewise.
31290 (fold_convert_const_int_from_real): Likewise.
31291 (fold_div_compare): Likewise.
31292 (fold_sign_changed_comparison): Likewise.
31293 (fold_unary): Likewise.
31294 (fold_negate_const): Likewise.
31295 (fold_abs_const): Likewise.
31296 (fold_not_const): Likewise.
31297 * c-common.c (shorten_compare): Use force_fit_type_double.
31298 * convert.c (convert_to_pointer): Likewise.
31300 2007-01-08 Richard Guenther <rguenther@suse.de>
31302 * tree.h (build_int_cst_wide_type): Export.
31303 * tree.c (build_int_cst_wide_type): New function.
31304 (build_int_cst_wide): Fix comment.
31305 * builtins.c (fold_builtin_object_size): Use build_int_cst
31306 to build -1 or 0 of the correct type. Use fit_double_type
31307 to check for overflow.
31308 * fold-const.c (optimize_bit_field_compare): Use build_int_cst_type
31310 (decode_field_reference): Likewise.
31311 (all_ones_mask_p): Likewise.
31312 (native_interpret_int): Use build_int_cst_wide_type.
31313 (fold_binary): Use build_int_cst_type to build an all-ones
31315 * stor-layout.c (set_sizetype): Use build_int_cst_wide_type.
31317 2007-01-08 Daniel Jacobowitz <dan@codesourcery.com>
31319 * config/pa/t-pa64 (libgcc_stub.a): Use $(T).
31321 2007-01-09 Ben Elliston <bje@au.ibm.com>
31323 * genautomata.c (STATS_OPTION): New option.
31324 (stats_flag): New flag.
31325 (gen_automata_option): Handle it.
31326 (initiate_automaton_gen): Ditto.
31327 (write_automata): Output statistics only if stats_flag is
31328 set. Likewise, output time statistics only if time_flag is set.
31329 * doc/md.texi (Processor pipeline description): Document new flag.
31331 2007-01-08 Richard Guenther <rguenther@suse.de>
31333 * builtins.c (fold_builtin_int_roundingfn): Use fit_double_type.
31334 * tree.c (build_int_cst_type): Likewise.
31335 (size_in_bytes): Don't call force_fit_type on the result.
31336 (int_fits_type_p): Use fit_double_type.
31337 * fold-const.c (fit_double_type): New function.
31338 (force_fit_type): Use it.
31339 * tree.h (fit_double_type): Export.
31341 2007-01-08 Jan Hubicka <jh@suse.cz>
31343 * tree-vectorizer.c (gate_increase_alignment): Fix return type.
31344 * ipa.c (function_and_variable_visibility): Fix return type.
31346 2007-01-08 Richard Guenther <rguenther@suse.de>
31348 * tree-ssa-ccp.c (maybe_fold_offset_to_array_ref): Use type
31349 of offset to build the index.
31350 * tree-pretty-print.c (dump_generic_node): Don't build negated
31351 const just for printing.
31352 * c-pretty-print.c (pp_c_integer_constant): Likewise.
31353 * builtins.c (fold_builtin_int_roundingfn): Check if result
31354 fits the type by using force_fit_type and comparing the result.
31355 * predict.c (predict_loops): Use compare_tree_int for comparison.
31356 * tree.c (build_int_cst): Fall back to integer_type_node for
31358 (build_int_cst_wide): Assert type is non-null.
31360 2007-01-08 Roberto Costa <roberto.costa@st.com>
31362 * tree-vrp.c (extract_range_from_cond_expr): New.
31363 (extract_range_from_expr): Handle COND_EXPR nodes used as expressions.
31364 * tree-ssa-ccp.c (get_maxval_strlen): Handle COND_EXPR nodes used
31366 (fold_stmt): Bug fix, avoid infinite recursion when folding COND_EXPRs.
31367 * tree-ssa-forwprop.c (simplify_cond, forward_propagate_into_cond,
31368 tree_ssa_forward_propagate_single_use_vars): Handle COND_EXPR nodes
31369 used as expressions.
31370 * tree-object-size.c (cond_expr_object_size): New.
31371 (collect_object_sizes_for): Handle COND_EXPR nodes used as expressions.
31373 2007-01-08 Jan Hubicka <jh@suse.cz>
31375 * tree-ssa-forwprop.c (forward_propagate_into_cond,
31376 tree_ssa_forward_propagate_single_use_va): Release defs of propagated
31379 2007-01-08 Richard Guenther <rguenther@suse.de>
31381 PR tree-optimization/23603
31382 * tree-vrp.c (set_value_range_to_truthvalue): New function.
31383 (extract_range_from_binary): Fall back to truthvalue instead of
31384 varying for TRUTH_*_EXPR.
31385 (extract_range_from_comparison): Fall back to truthvalue instead of
31387 (vrp_visit_phi_node): Don't adjust new range bounds to +INF/-INF
31388 if all visited PHI values were constant.
31390 2007-01-08 Jan Hubicka <jh@suse.cz>
31392 * cgraphunit.c (cgraph_process_new_functions): Reset reachable flag.
31393 (cgraph_analyze_function): break out from ...
31394 (cgraph_finalize_compilation_unit): ... here.
31395 (cgraph_expand_function): Remove forgoten commented out line.
31396 (cgraph_optimize): Analyze functions.
31398 2007-01-08 Jan Hubicka <jh@suse.cz>
31400 * tree-pas.h (TODO_remove_function): New flag.
31401 (TODO_update*): Renumber.
31402 (pass_ipa_increase_alignment,
31403 pass_ipa_function_and_variable_visibility): New passes.
31404 * cgraphunit.c (cgraph_increase_alignment): Move to tree-vectorizer.c
31405 (cgraph_function_and_variable_visibility): Move to ipa.c
31406 (cgraph_optimize): Don't call cgraph_function_and_variable_visibility,
31407 cgraph_increase_alignment.
31408 * ipa-inline.c (cgraph_decide_inlining): Don't push timevar.
31409 (cgraph_decide_inlining_incrementally): Push TV_INTEGRATION before
31410 calling tree-inline.
31411 (cgraph_early_inlining): Do not call cgraph_remove_unreachable_nodes.
31412 (pass_ipa_inline, pass_early_ipa_inlining): Set TODO_remove_functions
31413 * tree-vectorizer.c (increase_alignment): Move here from cgraphunit.c
31414 (gate_increase_alignment): New function.
31415 (pass_ipa_increase_alignment): New pass.
31416 * ipa.c: Inline tree-pass.h and timevar.h
31417 (function_and_variable_visibility): Move here from cgraphunit.c
31418 * tree-optimize.c (pass_early_local_passes): Add TODO_remove_functions.
31419 * passes.c (init_optimization_passes): Add the two new passes.
31420 (execute_todo): Handle cgraph_remove_functions.
31422 2007-01-08 Nick Clifton <nickc@redhat.com>
31424 * config/frv/predicates.md (reg_or_0_operand): Accept
31427 2007-01-08 Ralf Corsépius <ralf.corsepius@rtems.org>
31429 * config/bfin/rtems.h, config/bfin/t-rtems: New.
31430 * config.gcc: Add bfin*-rtems*.
31432 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31434 * c.opt: Add -flax-vector-conversions.
31435 * c-typeck.c (convert_for_assignment): Pass flag to
31436 vector_types_convertible_p to allow emission of note.
31437 (digest_init): Likewise.
31438 * c-opts.c: Handle -flax-vector-conversions.
31439 * c-common.c (flag_lax_vector_conversions): New.
31440 (vector_types_convertible_p): Unless -flax-vector conversions
31441 has been passed, disallow conversions between vectors with
31442 differing numbers of subparts and/or element types. If such
31443 a conversion is disallowed, possibly emit a note on the first
31444 occasion only to inform the user of -flax-vector-conversions.
31445 The new last argument specifies this.
31446 * c-common.h (flag_lax_vector_conversions): New.
31447 (vector_types_convertible_p): Add extra argument.
31448 * config/i386/i386.c (ix86_init_mmx_sse_builtins): Use
31449 char_type_node for V*QI type vectors.
31450 * config/rs6000/rs6000-c.c (altivec_overloaded_builtins):
31451 Update to satisfy new typechecking rules.
31452 * config/rs6000/altivec.h (vec_cmple): Use vec_cmpge, for both
31453 C and C++ variants.
31454 * doc/invoke.texi (C Dialect Options): Document
31455 -flax-vector-conversions.
31457 2007-01-08 Mark Shinwell <shinwell@codesourcery.com>
31459 PR tree-optimization/29877
31460 * tree-ssa-ter.c (is_replaceable_p): Deem assignments with
31461 a register variable on the RHS to not be replaceable.
31463 2007-01-08 Chen Liqin <liqin@sunnorth.com.cn>
31464 * config/score/t-score-elf (MULTILIB_OPTIONS): Change.
31465 * config/score/predicates.md (const_uimm5, sr0_operand, const_simm12,
31466 const_simm15, const_pow2, const_npow2): Added.
31467 * config/score/misc.md (insv, extv, extzv, movmemsi,
31468 move_lbu_a/b, mov_lhu_a/b etc): Added and fix some bug.
31469 * config/score/score.c (score_address_cost, score_select_cc_mode):
31471 Change CONST_OK_FOR_LETTER_P/EXTRA_CONSTRAINT define.
31472 Update score_rtx_costs for MACRO TARGET_RTX_COSTS.
31473 Update score_print_operand.
31474 * config/score/score.h (DATA_ALIGNMENT, SELECT_CC_MODE): Added.
31475 Adjust register allocate order and update some macro define.
31476 * config/score/score-mdaux.c (mdx_unaligned_load, mdx_unsigned_store,
31477 mdx_block_move_straight, mdx_block_move_loop_head,
31478 mdx_block_move_loop_body, mdx_block_move_loop_foot,
31479 mdx_block_move_loop, mdx_block_move): Added.
31480 (mdx_movsicc, mdp_select_add_imm, mdp_select, mds_zero_extract_andi,
31481 mdp_limm): Updated and fix some bug and typo.
31482 * config/score/score.md (movqi/hi/si, add/sub/zero/ext): Updated.
31483 (movsf, movdf, doloop_end): Added.
31485 2007-01-08 Kazu Hirata <kazu@codesourcery.com>
31487 * config/arm/arm.c, config/arm/arm.h, config/arm/arm.md,
31488 config/arm/thumb2.md: Fix comment typos.
31489 * doc/extend.texi: Fix a typo.
31491 2007-01-07 Eric Christopher <echristo@apple.com>
31493 * configure.ac: Check for __stack_chk_fail for darwin.
31494 * configure: Regenerate.
31496 2007-01-07 Richard Guenther <rguenther@suse.de>
31498 * tree-vrp.c (extract_range_from_assert): CSE calls to
31499 compare_values where possible.
31500 (extract_range_from_unary_expr): Likewise.
31502 2007-01-07 Anatoly Sokolov <aesok@post.ru>
31504 * config/avr/avr-protos.h (call_insn_operand): Delete prototype.
31505 * config/avr/avr.c (call_insn_operand): Delete function.
31506 * config/avr/avr.md (*pushqi, *pushhi, *pushsi, *pushsf): Use REG_SP
31507 instead of register number. Use predicates.
31508 * config/avr/predicates.md (const0_operand, reg_or_0_operand,
31509 call_insn_operand): Add.
31511 2007-01-06 Jan Hubicka <jh@suse.cz>
31513 * tree-pass.h (pass_build_cgraph_edges): Declare.
31514 * cgraphunit.c (record_refernece): Move to cgraphbuild.c
31515 (visited_nodes): Remove.
31516 (cgraph_create_edges): Move to cgraphbuild.c; rename to
31517 build_cgrpah_edges; make visited_nodes local.
31518 (cgraph_process_new_functions): DO not call initialize_inline_failed.
31519 (record_references_in_initializer): Move to cgraphbuild.c
31520 (initialize_inline_failed, rebuild_cgraph_edges,
31521 pass_rebuild_cgraph_edges): Move to cgraphbuild.c.
31522 (verify_cgraph_node): Make visited_nodes local.
31523 (cgraph_analyze_function): Do not call cgraph_create_edges and
31524 initialize_inline_failed.
31525 (cgraph_expand_function): Do not call cgraph_lower_function;
31526 assert that function is already lowered.
31527 * Makefile.in (cgraphbuild.o): New.
31528 * passes.c (init_optimization_passes): Add pass_build_cgraph_edges
31529 at the end of lowering passes.
31531 2007-01-06 Steven Bosscher <steven@gcc.gnu.org>
31533 * ifcvt.c (cond_move_convert_if_block): New function, code
31534 factored out from...
31535 (cond_move_process_if_block): ...here. Call the new function
31536 on the THEN and ELSE blocks.
31537 (merge_if_block): Do not copy global_live_at_end, merge_blocks
31538 already takes care of this.
31540 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31543 * tree.h (TREE_OVERFLOW_P): New.
31544 * c-typeck.c (parser_build_unary_op): Warn only if result
31545 overflowed and operands did not.
31546 (parser_build_binary_op): Likewise.
31547 (convert_for_assignment): Remove redundant overflow_warning.
31548 * c-common.c (overflow_warning): Don't check or set TREE_OVERFLOW.
31550 2007-01-05 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
31552 * c-typeck.c (store_init_value): Split over two lines to follow
31553 the GNU coding style.
31555 2007-01-05 Benjamin Kosnik <bkoz@redhat.com>
31557 * c-cppbuiltin.c (c_cpp_builtins): __GXX_EXPERIMENTAL_CPP0X__ to
31558 __GXX_EXPERIMENTAL_CXX0X__.
31559 * doc/cpp.texi: Same.
31561 2007-01-05 Richard Guenther <rguenther@suse.de>
31563 PR middle-end/27826
31564 * tree.c (get_narrower): Do not construct COMPONENT_REFs
31565 with mismatched types. Instead explicitly build a
31566 conversion NOP_EXPR.
31568 2007-01-05 Ian Lance Taylor <iant@google.com>
31570 * c-common.c (decl_with_nonnull_addr_p): New function.
31571 (c_common_truthvalue_conversion): Call it.
31572 * c-typeck.c (build_binary_op): Likewise.
31573 * c-common.h (decl_with_nonnull_addr_p): Declare.
31575 2007-01-05 Jakub Jelinek <jakub@redhat.com>
31578 * libgcc2.c (__divdc3): Compare c and d against 0.0 instead of
31581 2007-01-05 Joel Brobecker <brobecker@adacore.com>
31583 * doc/install.texi (Final install): Document the fact that
31584 the GNAT runtime should not be stripped.
31586 2007-01-04 Jan Hubicka <jh@suse.cz>
31588 * tree-inline.c (fold_marked_statements): Update operand caches
31589 and EH after folding
31591 2007-01-04 Ian Lance Taylor <iant@google.com>
31593 * c-common.c (check_function_nonnull): Whitespace fix.
31595 2007-01-04 Jan Hubicka <jh@suse.cz>
31597 * tree-optimize.c (execute_fixup_cfg): Correct previously mistakely
31598 comitted older version of patch.
31599 (pass_fixup_cfg): Add TODOs to verify flow and statements, dump
31600 function, celanup cfg and collect garbage.
31602 2007-01-04 Mike Stump <mrs@apple.com>
31604 * Makefile.in (mostlyclean): Don't remove libgcc anymore.
31607 2007-01-04 Eric Christopher <echristo@apple.com>
31609 * libgcc2.c (__bswapsi2): Use SItype.
31610 (__bswapdi2): Use DItype.
31611 * libgcc2.h: Update for above.
31613 2007-01-04 Paul Brook <paul@codesourcery.com>
31615 * config/arm/arm.md (arm_mulsi3, thumb_mulsi3, mulsi3_compare0,
31616 mulsi_compare0_scratch, mulsi3addsi, mulsi3addsi_compare0,
31617 mulsi3addsi_compare0_scratch, mulsidi3adddi, mulsidi3,
31618 umulsidi3, umulsidi3adddi, smulsi3_highpart,
31619 umulsi3_highpart): Make conditional on !arm_arch6.
31620 (arm_mulsi3_v6, thumb_mulsi3_v6, mulsi3_compare0_v6,
31621 mulsi_compare0_scratch_v6, mulsi3addsi_v6, mulsi3addsi_compare0_v6,
31622 mulsi3addsi_compare0_scratch_v6, mulsidi3adddi_v6, mulsidi3_v6,
31623 umulsidi3_v6, umulsidi3adddi_v6, smulsi3_highpart_v6,
31624 umulsi3_highpart_v6): New insns.
31626 2007-01-04 Roger Sayle <roger@eyesopen.com>
31628 * fold-const.c (fold_convert): When casting an expression to void,
31629 fold_ignored_result may discover a GIMPLE_MODIFY_STMT which doesn't
31630 have a type. Instead of attempting to build a NOP_EXPR, return
31631 these "special" trees directly.
31633 2007-01-04 Joseph Myers <joseph@codesourcery.com>
31635 * config/rs6000/rs6000.c (rs6000_rtx_costs): Make adjustment for
31636 MULT inside MINUS as either argument. Use rs6000_cost->dmul -
31637 rs6000_cost->fp not 0 as adjustment for outer NEG.
31639 2007-01-04 Jan Hubicka <jh@suse.cz>
31641 * cgraph.c (cgraph_release_function_body): New function.
31642 (cgraph_remove_node): Use it.
31643 * cgraph.h (cgraph_release_function_body): Declare.
31644 * cgraphunit.c (cgraph_expand_function): Use it.
31645 * ipa.c (cgraph_remove_unreahchable_nodes): Use it.
31646 * tree-ssa.c (delete_tree_ssa): Allow to be called before aliasing
31647 is initialized and while compilation of other function is running.
31648 * tree-optimize.c (execute_free_cfg_annotations): Move code to clear
31649 statement CFG annotations from here to ...
31650 * tree-cfg.c (delete_tree_cfg_annotations): ... here.
31652 2007-01-04 Zdenek Dvorak <dvorakz@suse.cz>
31654 * cfgloop.h (enum li_flags): Make the constants powers of two.
31656 2007-01-04 Jan Hubicka <jh@suse.cz>
31658 * tree-inline.c (copy_bb): Insert new statements to statements_to_fold
31660 (fold_marked_statements): New function.
31661 (optimize_inline_calls, tree_function_versioning): Fold new statements.
31662 * tree-inline.h (copy_body_data): Add statements_to_fold.
31664 2007-01-03 Daniel Jacobowitz <dan@codesourcery.com>
31666 * config.gcc: Mention libgcc/config.host.
31667 * Makefile.in: Update comments mentioning libgcc.
31668 (LIBGCC, INSTALL_LIBGCC, GCC_PARTS, mklibgcc): Delete.
31669 (all.cross, start.encap, rest.encap, rest.cross): Update
31670 dependencies for libgcc move.
31671 (libgcc.mk, LIBGCC_DEPS, libgcov.a, libgcc.a, stmp-multilib)
31672 (clean-target, clean-target-libgcc): Delete.
31673 (srcdirify, GCC_EXTRA_PARTS): New macros.
31674 (libgcc-support, libgcc.mvars): New rules.
31675 (distclean): Remove mention of mklibgcc.
31676 (install): Don't reference INSTALL_LIBGCC.
31677 (install-common): Don't reference EXTRA_PARTS.
31678 (install-libgcc, install-multilib): Delete rules.
31679 * mklibgcc.in: Delete file.
31680 * doc/configfiles.texi: Don't mention mklibgcc.
31682 * config/i386/t-darwin (SHLIB_VERPFX): Delete (moved to libgcc).
31683 * config/i386/t-darwin64 (SHLIB_VERPFX): Likewise.
31684 * config/rs6000/t-darwin (SHLIB_VERPFX): Likewise.
31685 * config/rs6000/t-ppccomm (TARGET_LIBGCC2_CFLAGS, SHLIB_MAPFILES)
31686 (mklibgcc, ldblspecs): Likewise.
31688 * config/i386/t-nwld (libgcc.def, libc.def, libpcre.def)
31689 (posixpre.def): Use $(T).
31690 (SHLIB_EXT, SHLIB_NAME, SHLIB_SLIBDIR_QUAL, SHLIB_DEF, SHLIB_MAP)
31691 (SHLIB_SRC, SHLIB_INSTALL): Delete.
31692 (SHLIB_LINK): Make dummy.
31693 * config/t-slibgcc-darwin: Delete contents except for dummy SHLIB_LINK.
31695 * config/frv/t-linux (EXTRA_MULTILIB_PARTS): Clear.
31697 * config/alpha/t-crtfm: Use $(T) in rules for EXTRA_PARTS.
31698 * config/alpha/t-vms, config/alpha/t-vms64, config/fr30/t-fr30,
31699 config/i386/t-rtems-i386, config/ia64/t-ia64, config/rs6000/t-beos,
31700 config/rs6000/t-newas, config/sparc/t-elf: Likewise.
31702 * configure.ac (all_outputs): Remove mklibgcc.
31703 * configure: Regenerated.
31705 2007-01-03 Josh Conner <jconner@apple.com>
31707 PR middle-end/29683
31708 * calls.c (compute_argument_addresses): Set stack and stack_slot
31709 for partial args, too.
31710 (store_one_arg): Use locate.size.constant for the size when
31711 generating a save_area.
31713 2007-01-03 Robert Kennedy <jimbob@google.com>
31715 * tree-cfg.c (tree_merge_blocks): Release SSA_NAME phi results
31716 whose definitions are deleted due to basic block merging.
31718 2007-01-03 Paul Brook <paul@codesourcery.com>
31721 * config/arm/arm.c (output_return_instruction): Pop PC in interrupt
31723 (use_return_insn): Return 0 for Thumb interrupt functions.
31724 (print_multi_reg): Add rfe argument for IRQ returns.
31725 (arm_output_epilogue): Pop interrupt return address directly into PC.
31726 (arm_expand_prologue): Only adjust IRQ return address in Arm mode.
31728 2007-01-03 Paul Brook <paul@codesourcery.com>
31730 Merge from sourcerygxx-4_1.
31731 * config/arm/thumb2.md: New file.
31732 * config/arm/elf.h (JUMP_TABLES_IN_TEXT_SECTION): Return True for
31734 * config/arm/coff.h (JUMP_TABLES_IN_TEXT_SECTION): Ditto.
31735 * config/arm/aout.h (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31736 (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump tables.
31737 * config/arm/aof.h (ASM_OUTPUT_ADDR_DIFF_ELT): Output Thumb-2 jump
31739 (ASM_OUTPUT_ADDR_VEC_ELT): Add !Thumb-2 assertion.
31740 * config/arm/ieee754-df.S: Use macros for Thumb-2/Unified asm
31742 * config/arm/ieee754-sf.S: Ditto.
31743 * config/arm/arm.c (thumb_base_register_rtx_p): Rename...
31744 (thumb1_base_register_rtx_p): ... to this.
31745 (thumb_index_register_rtx_p): Rename...
31746 (thumb1_index_register_rtx_p): ... to this.
31747 (thumb_output_function_prologue): Rename...
31748 (thumb1_output_function_prologue): ... to this.
31749 (thumb_legitimate_address_p): Rename...
31750 (thumb1_legitimate_address_p): ... to this.
31751 (thumb_rtx_costs): Rename...
31752 (thumb1_rtx_costs): ... to this.
31753 (thumb_compute_save_reg_mask): Rename...
31754 (thumb1_compute_save_reg_mask): ... to this.
31755 (thumb_final_prescan_insn): Rename...
31756 (thumb1_final_prescan_insn): ... to this.
31757 (thumb_expand_epilogue): Rename...
31758 (thumb1_expand_epilogue): ... to this.
31759 (arm_unwind_emit_stm): Rename...
31760 (arm_unwind_emit_sequence): ... to this.
31761 (thumb2_legitimate_index_p, thumb2_legitimate_address_p,
31762 thumb1_compute_save_reg_mask, arm_dwarf_handle_frame_unspec,
31763 thumb2_index_mul_operand, output_move_vfp, arm_shift_nmem,
31764 arm_save_coproc_regs, thumb_set_frame_pointer, arm_print_condition,
31765 thumb2_final_prescan_insn, thumb2_asm_output_opcode, arm_output_shift,
31766 thumb2_output_casesi): New functions.
31767 (TARGET_DWARF_HANDLE_FRAME_UNSPEC): Define.
31768 (FL_THUMB2, FL_NOTM, FL_DIV, FL_FOR_ARCH6T2, FL_FOR_ARCH7,
31769 FL_FOR_ARCH7A, FL_FOR_ARCH7R, FL_FOR_ARCH7M, ARM_LSL_NAME,
31770 THUMB2_WORK_REGS): Define.
31771 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv, arm_condexec_count,
31772 arm_condexec_mask, arm_condexec_masklen)): New variables.
31773 (all_architectures): Add armv6t2, armv7, armv7a, armv7r and armv7m.
31774 (arm_override_options): Check new CPU capabilities.
31775 Set new architecture flag variables.
31776 (arm_isr_value): Handle v7m interrupt functions.
31777 (user_return_insn): Return 0 for v7m interrupt functions. Handle
31779 (const_ok_for_arm): Handle Thumb-2 constants.
31780 (arm_gen_constant): Ditto. Use movw when available.
31781 (arm_function_ok_for_sibcall): Return false for v7m interrupt
31783 (legitimize_pic_address, arm_call_tls_get_addr): Handle Thumb-2.
31784 (thumb_find_work_register, arm_load_pic_register,
31785 legitimize_tls_address, arm_address_cost, load_multiple_sequence,
31786 emit_ldm_seq, emit_stm_seq, arm_select_cc_mode, get_jump_table_size,
31787 print_multi_reg, output_mov_long_double_fpa_from_arm,
31788 output_mov_long_double_arm_from_fpa, output_mov_double_fpa_from_arm,
31789 output_mov_double_fpa_from_arm, output_move_double,
31790 arm_compute_save_reg_mask, arm_compute_save_reg0_reg12_mask,
31791 output_return_instruction, arm_output_function_prologue,
31792 arm_output_epilogue, arm_get_frame_offsets, arm_regno_class,
31793 arm_output_mi_thunk, thumb_set_return_address): Ditto.
31794 (arm_expand_prologue): Handle Thumb-2. Use arm_save_coproc_regs.
31795 (arm_coproc_mem_operand): Allow POST_INC/PRE_DEC.
31796 (arithmetic_instr, shift_op): Use arm_shift_nmem.
31797 (arm_print_operand): Use arm_print_condition. Handle '(', ')', '.',
31799 (arm_final_prescan_insn): Use extract_constrain_insn_cached.
31800 (thumb_expand_prologue): Use thumb_set_frame_pointer.
31801 (arm_file_start): Output directive for unified syntax.
31802 (arm_unwind_emit_set): Handle stack alignment instruction.
31803 * config/arm/lib1funcs.asm: Remove default for __ARM_ARCH__.
31804 Add v6t2, v7, v7a, v7r and v7m.
31805 (RETLDM): Add Thumb-2 code.
31806 (do_it, shift1, do_push, do_pop, COND, THUMB_SYNTAX): New macros.
31807 * config/arm/arm.h (TARGET_CPU_CPP_BUILTINS): Define __thumb2__.
31808 (TARGET_THUMB1, TARGET_32BIT, TARGET_THUMB2, TARGET_DSP_MULTIPLY,
31809 TARGET_INT_SIMD, TARGET_UNIFIED_ASM, ARM_FT_STACKALIGN, IS_STACKALIGN,
31810 THUMB2_TRAMPOLINE_TEMPLATE, TRAMPOLINE_ADJUST_ADDRESS,
31811 ASM_OUTPUT_OPCODE, THUMB2_GO_IF_LEGITIMATE_ADDRESS,
31812 THUMB2_LEGITIMIZE_ADDRESS, CASE_VECTOR_PC_RELATIVE,
31813 CASE_VECTOR_SHORTEN_MODE, ADDR_VEC_ALIGN, ASM_OUTPUT_CASE_END,
31814 ADJUST_INSN_LENGTH): Define.
31815 (TARGET_REALLY_IWMMXT, TARGET_IWMMXT_ABI, CONDITIONAL_REGISTER_USAGE,
31816 STATIC_CHAIN_REGNUM, HARD_REGNO_NREGS, INDEX_REG_CLASS,
31817 BASE_REG_CLASS, MODE_BASE_REG_CLASS, SMALL_REGISTER_CLASSES,
31818 PREFERRED_RELOAD_CLASS, SECONDARY_OUTPUT_RELOAD_CLASS,
31819 SECONDARY_INPUT_RELOAD_CLASS, LIBCALL_VALUE, FUNCTION_VALUE_REGNO_P,
31820 TRAMPOLINE_SIZE, INITIALIZE_TRAMPOLINE, HAVE_PRE_INCREMENT,
31821 HAVE_POST_DECREMENT, HAVE_PRE_DECREMENT, HAVE_PRE_MODIFY_DISP,
31822 HAVE_POST_MODIFY_DISP, HAVE_PRE_MODIFY_REG, HAVE_POST_MODIFY_REG,
31823 REGNO_MODE_OK_FOR_BASE_P, LEGITIMATE_CONSTANT_P,
31824 REG_MODE_OK_FOR_BASE_P, REG_OK_FOR_INDEX_P, GO_IF_LEGITIMATE_ADDRESS,
31825 LEGITIMIZE_ADDRESS, THUMB2_LEGITIMIZE_ADDRESS,
31826 GO_IF_MODE_DEPENDENT_ADDRESS, MEMORY_MOVE_COST, BRANCH_COST,
31827 ASM_APP_OFF, ASM_OUTPUT_CASE_LABEL, ARM_DECLARE_FUNCTION_NAME,
31828 FINAL_PRESCAN_INSN, PRINT_OPERAND_PUNCT_VALID_P,
31829 PRINT_OPERAND_ADDRESS): Adjust for Thumb-2.
31830 (arm_arch_notm, arm_arch_thumb2, arm_arch_hwdiv): New declarations.
31831 * config/arm/arm-cores.def: Add arm1156t2-s, cortex-a8, cortex-r4 and
31833 * config/arm/arm-tune.md: Regenerate.
31834 * config/arm/arm-protos.h: Update prototypes.
31835 * config/arm/vfp.md: Enable patterns for Thumb-2.
31836 (arm_movsi_vfp): Add movw alternative. Use output_move_vfp.
31837 (arm_movdi_vfp, movsf_vfp, movdf_vfp): Use output_move_vfp.
31838 (thumb2_movsi_vfp, thumb2_movdi_vfp, thumb2_movsf_vfp,
31839 thumb2_movdf_vfp, thumb2_movsfcc_vfp, thumb2_movdfcc_vfp): New.
31840 * config/arm/libunwind.S: Add Thumb-2 code.
31841 * config/arm/constraints.md: Update include Thumb-2.
31842 * config/arm/ieee754-sf.S: Add Thumb-2/Unified asm support.
31843 * config/arm/ieee754-df.S: Ditto.
31844 * config/arm/bpabi.S: Ditto.
31845 * config/arm/t-arm (MD_INCLUDES): Add thumb2.md.
31846 * config/arm/predicates.md (low_register_operand,
31847 low_reg_or_int_operand, thumb_16bit_operator): New.
31848 (thumb_cmp_operand, thumb_cmpneg_operand): Rename...
31849 (thumb1_cmp_operand, thumb1_cmpneg_operand): ... to this.
31850 * config/arm/t-arm-elf: Add armv7 multilib.
31851 * config/arm/arm.md: Update patterns for Thumb-2 and Unified asm.
31853 (UNSPEC_STACK_ALIGN, ce_count): New.
31854 (arm_incscc, arm_decscc, arm_umaxsi3, arm_uminsi3,
31855 arm_zero_extendsidi2, arm_zero_extendqidi2): New
31857 * config/arm/fpa.md: Update patterns for Thumb-2 and Unified asm.
31858 (thumb2_movsf_fpa, thumb2_movdf_fpa, thumb2_movxf_fpa,
31859 thumb2_movsfcc_fpa, thumb2_movdfcc_fpa): New insns.
31860 * config/arm/cirrus.md: Update patterns for Thumb-2 and Unified asm.
31861 (cirrus_thumb2_movdi, cirrus_thumb2_movsi_insn,
31862 thumb2_cirrus_movsf_hard_insn, thumb2_cirrus_movdf_hard_insn): New
31864 * doc/extend.texi: Document ARMv7-M interrupt functions.
31865 * doc/invoke.texi: Document Thumb-2 new cores+architectures.
31867 2007-01-03 Jakub Jelinek <jakub@redhat.com>
31869 * unwind-dw2.c (SIGNAL_FRAME_BIT, EXTENDED_CONTEXT_BIT): Define.
31870 (struct _Unwind_Context): Rename args_size to flags, remove
31871 signal_frame field, add a new args_size field and version field.
31872 (_Unwind_IsSignalFrame, _Unwind_SetSignalFrame,
31873 _Unwind_IsExtendedContext): New inline functions.
31874 (_Unwind_GetGR, _Unwind_SetGR, _Unwind_GetGRPtr, _Unwind_SetGRPtr):
31875 Assume by_value array is only present if _Unwind_IsExtendedContext.
31876 (_Unwind_GetIPInfo, execute_cfa_program, uw_frame_state_for): Use
31877 _Unwind_IsSignalFrame.
31878 (__frame_state_for): Initialize context.flags to EXTENDED_CONTEXT_BIT.
31879 (uw_update_context_1): Use _Unwind_SetSignalFrame.
31880 (uw_init_context_1): Initialize context->flags to
31881 EXTENDED_CONTEXT_BIT.
31882 * config/rs6000/linux-unwind.h (frob_update_context): Use
31883 _Unwind_SetSignalFrame.
31885 2007-01-03 Andrew Pinski <andrew_pinski@playstation.sony.com>
31887 PR middle-end/30353
31888 * gimplify.c (gimplify_modify_expr_complex_part): Move below
31889 tree_to_gimple_tuple. Call tree_to_gimple_tuple when we need
31892 2007-01-03 Kazu Hirata <kazu@codesourcery.com>
31894 * config/i386/i386.h (NON_STACK_REG_P, REGNO_OK_FOR_SIREG_P,
31895 REGNO_OK_FOR_DIREG_P, REWRITE_ADDRESS, ASM_OPERAND_LETTER,
31896 RET, AT_SP): Remove.
31897 * config/i386/i386.md (*sse_prologue_save_insn): Use return
31900 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
31901 * cfgbuild.c (find_basic_blocks): Likewise.
31902 * cfgrtl.c (rtl_create_basic_block): Likewise.
31903 * function.c (temp_slots_at_level): Likewise.
31904 * reg-stack.c (stack_regs_mentioned): Likewise.
31905 * regclass.c (allocate_reg_info): Likewise.
31906 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
31907 set_bb_for_stmt, move_block_to_fn): Likewise.
31908 * tree-complex.c (tree_lower_complex): Likewise.
31909 * vec.h (VEC_safe_grow_cleared): New.
31911 * cgraphunit.c, tree-ssa-alias.c: Fix comment typos.
31913 2007-01-03 Zdenek Dvorak <dvorakz@suse.cz>
31915 * loop-unswitch.c (unswitch_loop): Pass probabilities to loopify.
31916 * tree-ssa-loop-unswitch.c (tree_unswitch_loop): Pass probabilities
31918 * cfgloopmanip.c (scale_loop_frequencies): Export.
31919 (loopify): Scale the frequencies by prescribed coefficients.
31920 (set_zero_probability): New function.
31921 (duplicate_loop_to_header_edge): Improve updating of frequencies.
31922 (lv_adjust_loop_entry_edge, loop_version): Set probabilities
31923 and frequencies according to arguments.
31924 * tree-ssa-loop-manip.c (tree_unroll_loop): Set probabilities
31926 * cfg.c (scale_bbs_frequencies_int): Allow scaling the frequencies up.
31927 * modulo-sched.c (sms_schedule): Set probabilities for entering
31928 versioned loop correctly.
31929 * tree-vect-transform.c (vect_transform_loop): Ditto.
31930 * cfgloop.h (loopify, loop_version): Declaration changed.
31931 (scale_loop_frequencies): Declared.
31933 2007-01-02 Jan Hubicka <jh@suse.cz>
31935 * cgraph.c: Include tree-flow.h
31936 (cgraph_add_new-function): Handle IPA_SSA mode; execute
31937 early_local_passes.
31938 * cgraph.h (enum cgraph_state): Add CGRAPH_STATE_IPA_SSA.
31939 * tree-pass.h (pass_all_early_optimizations): Declare.
31940 * cgraphunit.c (cgraph_process_new_functions): Add IPA_SSA; execute
31941 early_local_passes.
31942 (cgraph_analyze_function): Do early_local_passes.
31943 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31944 Do not add referenced vars.
31945 * tree-optimize.c (gate_all_optimizations): Do not execute when not in
31947 (gate_all_early_local_passes): New gate.
31948 (pass_early_local_passes): Use new gate.
31949 (execute_early_local_optimizations): New functions.
31950 (gate_all_early_optimizations): New gate.
31951 (pass_all_early_optimizations): New pass.
31952 (execute_free_datastructures): Free SSA only when initialized.
31953 (gate_init_datastructures): Init only when optimizing.
31954 (tree_lowering_passes): Do early local passes when called late.
31955 * tree-profile.c (do_tree_profiling): Don't profile functions added
31957 (do_early_tree_profiling, pass_early_tree_profile): Kill.
31958 * tree-cfg.c (update_modified_stmts): Do not update when operands are
31960 * passes.c (init_optimizations_passes): Reorder so we go into SSA
31961 during early_local_passes.
31962 * Makefile.in (cgraph.o): Add dependency on tree-flow.h.
31965 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31967 * Makefile.in: Update copyright year.
31969 2007-01-02 Carlos O'Donell <carlos@codesourcery.com>
31971 * Makefile.in: Export GCC_EXEC_PREFIX before calling $(RUNTEST)
31972 in $(lang_checks) and check-consistency targets.
31974 2007-01-02 Jan Hubicka <jh@suse.cz>
31976 * tree-mudflap.c (mf_decl_cache_locals, mf_build_check_statement_for):
31977 Do not add referenced vars.
31978 * tree-cfg.c (update_modified_stmts): Do not update when SSA operands
31980 * passes.c (init_optimization_passes): Put mudflap_2 after
31981 free_datastructures.
31983 2007-01-02 Jan Hubicka <jh@suse.cz>
31985 * tree-optimize (execute_fixup_cfg): Set after_inlining flag.
31986 Set NOTHROW flag on call statements proved to be nothrow.
31987 Update statement of local calls so new pure/const functions are
31988 updated. Update_ssa when in ssa form. Mark PHI nodes of nonlocal
31990 (tree_rest_of_compilation): Register hooks and initialize bitmap
31991 early. Do not set after_inlining flag.
31993 2007-01-02 Steve Ellcey <sje@cup.hp.com>
31995 * sbitmap.c (HOST_BITS_PER_LONG_LONG): Change to
31996 HOST_BITS_PER_LONGLONG
31998 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32001 * c-typeck.c (store_init_value): Don't emit pedantic overflow
32002 warning for non-static initializers.
32004 2007-01-02 Steven Bosscher <steven@gcc.gnu.org>
32006 * config/alpha/alpha.md, arm/arm.c, darwin.c, frv/frv.md,
32007 m32r/m32r.c, m32r/m32r.c, mn10300/mn10300.md, pa/pa.c,
32008 rs6000/rs6000.c, s390/s390.md, sh/sh.md, sparc/sparc.c:
32009 Always use set_unique_reg_note to add REG_EQUAL notes.
32011 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32014 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32016 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32017 * cfgbuild.c (find_basic_blocks): Likewise.
32018 * cfgrtl.c (rtl_create_basic_block): Likewise.
32019 * function.c (temp_slots_at_level): Likewise.
32020 * reg-stack.c (stack_regs_mentioned): Likewise.
32021 * regclass.c (allocate_reg_info): Likewise.
32022 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32023 set_bb_for_stmt, move_block_to_fn): Likewise.
32024 * tree-complex.c (tree_lower_complex): Likewise.
32025 * vec.h (VEC_safe_grow_cleared): New.
32027 2007-01-02 Ian Lance Taylor <iant@google.com>
32029 * c-common.c (c_common_truthvalue_conversion): When warning about
32030 using an assignment as a truth value, set TREE_NO_WARNING.
32032 2007-01-02 Manuel Lopez-Ibanez <manu@gcc.gnu.org>
32035 * c.opt (Wold-style-declaration): New.
32036 * doc/invoke.texi (C-only Warning Options): New.
32037 (Wold-style-declaration): Document it.
32038 (Wextra): Enabled by -Wextra.
32039 * c-opts.c (c_common_post_options): Enabled by -Wextra.
32040 * c-decl.c (declspecs_add_scspec): Replace -Wextra with
32041 -Wold-style-declaration.
32043 2007-01-02 Kazu Hirata <kazu@codesourcery.com>
32045 * alias.c (init_alias_analysis): Use VEC_safe_grow_cleared.
32046 * cfgbuild.c (find_basic_blocks): Likewise.
32047 * cfgrtl.c (rtl_create_basic_block): Likewise.
32048 * function.c (temp_slots_at_level): Likewise.
32049 * reg-stack.c (stack_regs_mentioned): Likewise.
32050 * regclass.c (allocate_reg_info): Likewise.
32051 * tree-cfg.c (init_empty_tree_cfg, build_tree_cfg, create_bb,
32052 set_bb_for_stmt, move_block_to_fn): Likewise.
32053 * tree-complex.c (tree_lower_complex): Likewise.
32054 * vec.h (VEC_safe_grow_cleared): New.
32056 2007-01-02 Douglas Gregor <doug.gregor@gmail.com>
32058 * c-common.c (c_common_nodes_and_builtins): Since variants of
32059 void_type_node get built before it is given a name, we need to
32060 give those variants the name, too.
32061 (complete_array_type): We need to work with the canonical main
32062 type of the array, from which we will build the qualified version.
32063 * params.def (PARAM_VERIFY_CANONICAL_TYPES): New.
32064 * print-tree.c (print_node): Display canonical type information
32066 * stor-layout.c (layout_type): When we don't know the
32067 alignment of a type for which we're building an array, we end up
32068 guessing wrong, so make the type require structural equality.
32069 * tree.c (make_node_stat): When we build a new type, it is its
32070 own canonical type.
32071 (build_type_attribute_qual_variant): When building an attribute
32072 variant, its canonical type is the non-attribute variant. However,
32073 if the attributes are target-dependent and they differ, we need to
32074 use structural equality checks for this type.
32075 (build_qualified_type): A qualified type is not equivalent to its
32076 unqualified variant; set the canonical type appropriately.
32077 (build_distinct_type_copy): When building a distinct type from
32078 another type, the new type is its own canonical type.
32079 (build_variant_type_copy): When building a new type variant, we
32080 assume that it is equivalent to the original type.
32081 (build_pointer_type_for_mode): When building a pointer type, also
32082 build a canonical type pointer.
32083 (build_reference_type_for_mode): When building a reference type,
32084 also build a canonical type reference.
32085 (build_index_type): When we can't hash an index type (e.g.,
32086 because its maximum value is negative), the index type requires
32087 structural equality tests.
32088 (build_array_type): Build the canonical form of an array type.
32089 (build_function_type): Function types require structural equality,
32090 because they contain default arguments, attributes, etc.
32091 (build_method_type_directly): Ditto for method types.
32092 (build_offset_type): Build the canonical offset type.
32093 (build_complex_type): Build the canonical vector type.
32094 (make_vector_type): Build the canonical vector type.
32095 * tree.h (TYPE_CANONICAL): New.
32096 (TYPE_STRUCTURAL_EQUALITY_P): New.
32097 (SET_TYPE_STRUCTURAL_EQUALITY): New.
32098 (struct tree_type): Added "canonical" field.
32099 * params.h (VERIFY_CANONICAL_TYPES): New.
32100 * doc/c-tree.texi (TYPE_CANONICAL): Document.
32101 (TYPE_STRUCTURAL_EQUALITY_P): Document.
32102 (SET_TYPE_STRUCTURAL_EQUALITY): Document.
32103 * doc/invoke.texi (verify-canonical-types): Document --param
32104 parameter for verifying canonical types.
32106 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32108 * config.gcc (powerpc-*-eabispe*, powerpc-*-eabisimaltivec*,
32109 powerpc-*-eabisim*, powerpc-*-eabialtivec*, powerpc-*-eabi*,
32110 powerpc-*-rtems*, powerpc-wrs-vxworks, powerpc-wrs-vxworksae,
32111 powerpcle-*-eabisim*, powerpcle-*-eabi*): Add rs6000/e500.h to
32113 * config/rs6000/e500.h: New.
32114 * config/rs6000/eabi.h (TARGET_SPE_ABI, TARGET_SPE, TARGET_E500,
32115 TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE, TARGET_E500_DOUBLE):
32117 * config/rs6000/linuxspe.h (TARGET_SPE_ABI, TARGET_SPE,
32118 TARGET_E500, TARGET_ISEL, TARGET_FPRS, TARGET_E500_SINGLE,
32119 TARGET_E500_DOUBLE): Remove.
32120 * config/rs6000/vxworks.h (TARGET_SPE_ABI, TARGET_SPE,
32121 TARGET_E500, TARGET_ISEL, TARGET_FPRS): Remove.
32122 * config/rs6000/rs6000.h (CHECK_E500_OPTIONS): Define.
32123 * config/rs6000/rs6000.c (rs6000_override_options): Use
32124 CHECK_E500_OPTIONS.
32126 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32128 * config/rs6000/rs6000.c (print_operand): Check (TARGET_SPE ||
32129 TARGET_E500_DOUBLE), not TARGET_E500, for %y.
32130 (rs6000_generate_compare, rs6000_emit_sCOND, output_cbranch,
32131 rs6000_emit_cmove): Don't check TARGET_E500.
32132 * config/rs6000/rs6000.md (bunordered, bordered, sunordered,
32133 sordered): Don't check TARGET_E500.
32135 2007-01-01 Eric Christopher <echristo@apple.com>
32137 * config/mips/mips.c (mips_regno_mode_ok_for_base_p): Use
32138 HARD_REGISTER_NUM_P.
32140 2007-01-01 Roger Sayle <roger@eyesopen.com>
32142 * fold-const.c (fold_binary) <EQ_EXPR>: Fold "(X^C1) eq/ne C2" into
32143 "X eq/ne (C1^C2)". Fold "(X^Z) eq/ne (Y^Z)" as "X eq/ne Y" when Z
32144 has no side-effects. Fold "(X^C1) eq/ne (Y^C2)" as "(X^(C1^C2))
32147 2007-01-01 Mike Stump <mrs@apple.com>
32149 * configure.ac: Remove support for building with Apple's gcc-3.1.
32151 2007-01-02 Joseph Myers <joseph@codesourcery.com>
32153 PR middle-end/30311
32154 * caller-save.c (add_stored_regs): Only handle SUBREGs if inner
32155 REG is a hard register. Do not modify REG before calling
32157 * rtlanal.c (subreg_get_info): Don't assert size of XMODE is a
32158 multiple of the size of YMODE for certain lowpart cases.
32160 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32162 PR middle-end/30253
32163 * gimplify (voidify_wrapper_expr): Update for
32164 GIMPLE_MODIFY_STMT.
32166 2007-01-01 Andreas Schwab <schwab@suse.de>
32169 * config/ia64/ia64.c (ia64_compute_frame_size): Account space for
32170 save of BR0 in extra_spill_size instead of spill_size.
32171 (ia64_expand_prologue): Save BR0 outside of the gr/br/fr spill
32173 (ia64_expand_epilogue): Restore BR0 from its new location.
32175 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32177 * gimplify.c (gimplify_init_constructor <case VECTOR_TYPE>):
32178 Use a temporary variable if the left hand side is not a gimple
32181 2007-01-01 Andrew Pinski <pinskia@gmail.com>
32183 * gimplify.c (gimplify_return_expr): Make the temporary variable
32184 for the return expression, a gimple register variable.
32186 2007-01-01 Jan Hubicka <jh@suse.cz>
32188 * emit-rtl.c (emit_copy_of_insn_after): Do not call copy_insn_1 for
32191 2007-01-01 Mike Stump <mrs@apple.com>
32193 * configure.ac (HAVE_GAS_LITERAL16): Add autoconf check for
32195 * config/darwin.c (machopic_select_rtx_section): Use
32196 HAVE_GAS_LITERAL16.
32197 (darwin_mergeable_constant_section): Likewise.
32198 * configure: Regenerate.
32199 * config.in: Regenerate.
32201 2007-01-01 Jan Hubicka <jh@suse.cz>
32202 Andrew Pinski <pinskia@gmail.com>
32204 * cgraphunit.c (cgraph_optimize): Call cgraph_add_new_functions
32205 before starting IPA passes.