re PR rtl-optimization/43332 (valgrind warns about using uninitialized variable with -fsched-pressure -fschedule-insns)

2010-05-18  Vladimir Makarov  <vmakarov@redhat.com>

	PR rtl-optimization/43332
	* haifa-sched.c (setup_insn_max_reg_pressure): Check barrier.

From-SVN: r159545

	* tree.h (build_int_cstu): Implement as static inline.
	* tree.c (build_int_cstu): Remove function.
	(double_int_to_tree, double_int_fits_to_tree_p): Handle size types as
	sign extended.

From-SVN: r159544

	* gcc.target/i386/20011009-1.c (COMMENT): Define.
	(main): Use it.
	* gcc.target/i386/pr25993.c [__sun__]: Use .globl.
	* lib/lto.exp (lto_prune_warns): Fix location line regex.
	Prune another location line format.
	(lto-obj): Call lto_prune_warns on comp_output.

From-SVN: r159538

2010-05-18  Richard Guenther  <rguenther@suse.de>

	PR lto/44143
	* lto-wrapper.c (verbose): New variable.  Initialize from -v.
	(debug): Initialize from -save-temps.
	(collect_execute): Print command-line when verbose.
	(run_gcc): Always use COLLECT_GCC_OPTIONS.  Use fork_execute
	for ltrans invocation.  Produce -dumpbase flag again.
	(process_args): Remove.
	(main): Simplify.
	* collect2.c (maybe_run_lto_and_relink): Only pass object
	files to lto-wrapper.
	* gcc.c (LINK_COMMAND_SPEC): Likewise.

From-SVN: r159536

	* gcc.dg/lto/ipacp_0.c: New test.
	* gcc.dg/lto/ipacp_1.c: New test.

	* opts.c (decode_options): Do not disable whopr at ipa_cp.
	* ipa-prop.c (ipa_detect_param_modifications): Walk PHI nodes too.

From-SVN: r159535

From-SVN: r159533

gcc/
	PR lto/44184
	* lto-streamer-out.c (output_gimple_stmt): Output number of labels
	in a GIMPLE_ASM.
	* lto-streamer-in.c (input_gimple_stmt): Read number of labels
	in a GIMPLE_ASM.

testsuite/
	PR lto/44184
	* gcc.dg/lto/20100518_0.c: New test.

From-SVN: r159531

	PR debug/41371
	* var-tracking.c (find_loc_in_1pdv): Add a few checks from
	rtx_equal_p inline.

From-SVN: r159528

Steven Bosscher  <steven@gcc.gnu.org>
ChangeLog:
	* configure.ac (--enable-lto): All *-apple-darwin* now support LTO.
	* configure: Regenerate.

gcc/ChangeLog:
	* config.gcc (powerpc-*-darwin*, powerpc64-*-darwin*): Add
	lto-macho as lto_binary_reader.

	* darwin.c (darwin_asm_named_section): Do not add assembler comment
	after .section directive; just print it before the directive instead.



M    gcc/config.gcc
M    gcc/config/darwin.c
M    ChangeLog
M    gcc/ChangeLog

From-SVN: r159527

From-SVN: r159525

From-SVN: r159523

cgraph.c (cgraph_create_virtual_clone): Only check versionable_function_p when not in wpa and checking is enabled.


	* cgraph.c (cgraph_create_virtual_clone): Only check
	versionable_function_p when not in wpa and checking is enabled.
	* cgrpahunit.c (cgraph_materialize_all_clones): Stabilize after
	there are no more functions to materialize.
	
	* lto/lto.c (lto_1_to_1_map): Partition non-inline clones.
	(lto_promote_cross_file_statics): Deal with non-inline clones.

From-SVN: r159518

	* cgraph.h (struct ipa_replace_map): Add parm_num parameter.
	* lto-cgraph.c (output_cgraph_opt_summary, input_cgraph_opt_summary):
	New functions.
	(output_cgraph): Call output_cgraph_opt_summary.
	(input_cgrpah): Call input_cgraph_opt_summary.
	(output_cgraph_opt_summary_p, output_node_opt_summary,
	input_node_opt_summary, input_cgraph_opt_section): New functions.
	* lto-section-in.c (lto_section_name): Add cgraphopt.
	* tree-inline.c (tree_function_versioning): Handle parm_num.
	* lto-streamer.c (lto_get_section_name): Handle cgraphopt.
	* lto-streamer.h (lto_section_type): Add LTO_section_cgraph_opt_sum.

From-SVN: r159517

	* lto.c (lto_materialize_function): Announce function when
	reading body; allocate_struct_function only when reading body;
	do not finalize local statics; ggc_collect after reading;
	do not mark reachable node.
	(materialize_cgraph): Do not announce function.

From-SVN: r159516

2010-05-17  Changpeng Fang  <changpeng.fang@amd.com>

	* doc/invoke.texi: Update documentation for min-insn-to-prefetch-ratio.
	* tree-ssa-loop-prefetch.c (is_loop_prefetching_profitable): Also apply
	the insn to prefetch ratio heuristic to loops with known trip count.

From-SVN: r159515

2010-05-17  Changpeng Fang  <changpeng.fang@amd.com>

	* tree-ssa-loop-prefetch.c (PREFETCH_MOD_TO_UNROLL_FACTOR_RATIO): New.
	(schedule_prefetches): Do not generate a prefetch if the unroll factor
	is far from what is required by the prefetch.

From-SVN: r159514

	* ipa-cp.c (ipcp_update_callgraph): Use ipa_is_param_used.
	(ipcp_estimate_growth): Likewise.
	(ipcp_const_param_count): Likewise.
	(ipcp_insert_stage): Likewise.
	* ipa-prop.c (visit_load_for_mod_analysis): New function.
	(visit_store_addr_for_mod_analysis): Set used flag.
	(ipa_detect_param_modifications): Set used flag for SSE params;
	update use of walk_stmt_load_store_addr_ops.
	(ipa_print_node_params): Print used flag.
	(ipa_write_node_info): Stream used flag.
	(ipa_read_node_info): Likewise.
	* ipa-prop.h (struct ipa_param_descriptor): Add used field.
	(ipa_is_param_used): New function.
	(lto_ipa_fixup_call_notes): Remove unused declaration.

From-SVN: r159513

	PR target/44074
	* configure.ac (HAVE_AS_IX86_REP_LOCK_PREFIX): New test.
	* configure: Regenerate.
	* config.in: Regenerate.
	* config/i386/i386.c (print_operand) <case ;>: Also print ; if
	!HAVE_AS_IX86_REP_LOCK_PREFIX.
	Don't emit whitespace.
	* config/i386/i386.md (*rep_movdi_rex64): Use {%;} after rep.
	(*rep_movsi): Likewise.
	(*rep_movsi_rex64): Likewise.
	(*rep_movqi): Likewise.
	(*rep_movqi_rex64): Likewise.
	(*rep_stosdi_rex64): Likewise.
	(*rep_stossi): Likewise.
	(*rep_stossi_rex64): Likewise.
	(*rep_stosqi): Likewise.
	(*rep_stosqi_rex64): Likewise.
	(*cmpstrnqi_nz_1): Use {%;} after repz.
	(*cmpstrnqi_nz_rex_1): Likewise.
	(*cmpstrnqi_1): Likewise.
	(*cmpstrnqi_rex_1): Likewise.
	(*strlenqi_1): Use {%;} after repnz.
	(*strlenqi_rex_1): Likewise.
	* config/i386/sync.md (memory_barrier_nosse): Replace {%;| } by {%;} .
	(*sync_compare_and_swap<mode>): Likewise.
	(sync_double_compare_and_swap<mode>): Likewise.
	(*sync_double_compare_and_swapdi_pic): Likewise.
	(sync_old_add<mode>): Likewise.
	(sync_add<mode>): Likewise.
	(sync_sub<mode>): Likewise.
	(sync_<code><mode>): Likewise.

From-SVN: r159512

2010-05-17  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/43990
	* trans-expr.c (gfc_conv_structure): Remove unneeded and buggy code.
	This is now handled via 'gfc_class_null_initializer'.


2010-05-17  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/43990
	* gfortran.dg/class_21.f03: New.

From-SVN: r159511

	* call.c (struct z_candidate): Add explicit_targs field.
	(add_template_candidate_real): Set it.
	(build_over_call): Use it to control init-list warning.

From-SVN: r159510

	PR c++/44157
	* call.c (build_over_call): Limit init-list deduction warning to
	cases where the argument is actually an init-list.

From-SVN: r159509

	PR c++/44158
	* call.c (build_over_call): Don't do bitwise copy for move ctor.

From-SVN: r159508

2010-05-17  Martin Jambor  <mjambor@suse.cz>

	* cgraph.h (cgraph_indirect_call_info): New fields anc_offset,
	otr_token and polymorphic.
	* cgraph.c (cgraph_create_indirect_edge): Inilialize the above fields.
	(cgraph_clone_edge): Copy the above fields.
	* tree.c (get_binfo_at_offset): New function.
	* tree.h (get_binfo_at_offset): Declare.
	* ipa-prop.h (enum jump_func_type): Added known_type jump function
	type, reordered items, updated comments.
	(union jump_func_value): Added base_type field, reordered fields.
	(enum ipa_lattice_type): Moved down in the file.
	(struct ipa_param_descriptor): New field polymorphic.
	(ipa_is_param_polymorphic): New function.
	* ipa-prop.c: Include gimple.h and gimple-fold.h.
	(ipa_print_node_jump_functions): Print known type jump functions.
	(compute_complex_pass_through): Renamed to...
	(compute_complex_assign_jump_func): this.
	(compute_complex_ancestor_jump_func): New function.
	(compute_known_type_jump_func): Likewise.
	(compute_scalar_jump_functions): Create known type and complex ancestor
	jump functions.
	(ipa_note_param_call): New parameter polymorphic, set the corresponding
	flag in the call note accordingly.
	(ipa_analyze_call_uses): Renamed to...
	(ipa_analyze_indirect_call_uses): this.  New parameter target, define
	variable var only in the block where it is used.
	(ipa_analyze_virtual_call_uses): New function.
	(ipa_analyze_call_uses): Likewise.
	(combine_known_type_and_ancestor_jfs): Likewise.
	(update_jump_functions_after_inlining): Implemented handling of a
	number of new jump function types combination.
	(print_edge_addition_message): Removed.
	(make_edge_direct_to_target): New function.
	(try_make_edge_direct_simple_call): Likewise.
	(try_make_edge_direct_virtual_call): Likewise.
	(update_call_notes_after_inlining): Renamed to...
	(update_indirect_edges_after_inlining): this.  Moved edge creation for
	indirect calls to try_make_edge_direct_simple_call, also calls
	try_make_edge_direct_virtual_call for virtual calls.
	(ipa_print_node_params): Changed the header message.
	(ipa_write_jump_function): Stream also known type jump functions.
	(ipa_read_jump_function): Likewise.
	(ipa_write_indirect_edge_info): Stream new fields in
	cgraph_indirect_call_info.
	(ipa_read_indirect_edge_info): Likewise.
	* Makefile.in (ipa-prop.o): Add dependency to GIMPLE_H and
	GIMPLE_FOLD_H.

	* testsuite/g++.dg/ipa/ivinline-1.C: New test.
	* testsuite/g++.dg/ipa/ivinline-2.C: New test.
	* testsuite/g++.dg/ipa/ivinline-3.C: New test.
	* testsuite/g++.dg/ipa/ivinline-4.C: New test.
	* testsuite/g++.dg/ipa/ivinline-5.C: New test.
	* testsuite/g++.dg/ipa/ivinline-6.C: New test.

From-SVN: r159507

2010-05-17  Janus Weil  <janus@gcc.gnu.org>

	* class.c (gfc_add_component_ref,gfc_class_null_initializer,
	gfc_build_class_symbol,add_proc_component,add_proc_comps, 
	add_procs_to_declared_vtab1,copy_vtab_proc_comps,
	add_procs_to_declared_vtab,add_generic_specifics, 
	add_generics_to_declared_vtab,gfc_find_derived_vtab,
	find_typebound_proc_uop,gfc_find_typebound_proc,
	gfc_find_typebound_user_op,gfc_find_typebound_intrinsic_op, 
	gfc_get_tbp_symtree): Moved here from other places.
	* expr.c (gfc_add_component_ref,gfc_class_null_initializer): Move to
	class.c.
	* gfortran.h (gfc_build_class_symbol,gfc_find_derived_vtab,
	gfc_find_typebound_proc,gfc_find_typebound_user_op,
	gfc_find_typebound_intrinsic_op,gfc_get_tbp_symtree,
	gfc_add_component_ref, gfc_class_null_initializer): Moved to class.c.
	* Make-lang.in: Add class.o.
	* symbol.c (gfc_build_class_symbol,add_proc_component,add_proc_comps,
	add_procs_to_declared_vtab1,copy_vtab_proc_comps,
	add_procs_to_declared_vtab,add_generic_specifics,
	add_generics_to_declared_vtab,gfc_find_derived_vtab,
	find_typebound_proc_uop,gfc_find_typebound_proc,
	gfc_find_typebound_user_op,gfc_find_typebound_intrinsic_op,
	gfc_get_tbp_symtree): Move to class.c.

From-SVN: r159506

From-SVN: r159504

From-SVN: r159503

	* tree.h (CALL_EXPR_ARGS): Delete.
	(call_expr_arglist): Delete.
	* tree.c (call_expr_arglist): Delete.
	* builtins.c (fold_call_expr): Pass the whole CALL_EXPR to
	targetm.fold_builtin.
	* config/alpha/alpha.c (alpha_fold_builtin): Rename arglist parameter.
	Rewrite iteration to work on call_expr_nargs rather than TREE_CHAIN.
	* config/picochip/picochip.c (picochip_expand_builtin_2op): Rename
	arglist parameter.  Use CALL_EXPR_ARG.
	(picochip_expand_builtin_3op): Likewise.
	(picochip_expand_builtin_2opvoid): Likewise.
	(picochip_expand_array_get): Likewise.
	(picochip_expand_array_put): Likewise.
	(picochip_expand_array_testport): Likewise.
	(picochip_expand_builtin): Don't call CALL_EXPR_ARGS.  Pass exp
	rather than arglist.
	* config/rx/rx.c (rx_expand_builtin): Call call_expr_nargs instead of
	CALL_EXPR_ARGS.
	* config/sparc/sparc.c (sparc_fold_builtin): Use CALL_EXPR_ARG rather
	than TREE_VALUE and TREE_CHAIN.
	* config/xtensa/xtensa.c (xtensa_fold_builtin): Likewise.
	* doc/tm.texi (TARGET_FOLD_BUILTIN): Pass CALL_EXPR tree instead of
	the arglist.

From-SVN: r159502

	PR c++/44108
	* decl.c (compute_array_index_type): Call mark_rvalue_use.

	* c-c++-common/Wunused-var-8.c: New test.

Co-Authored-By: Jason Merrill <jason@redhat.com>

From-SVN: r159497

re PR bootstrap/42347 (sched-deps.c:3840:1: internal compiler error: in fixup_reorder_chain, at cfglayout.c:796)

	PR bootstrap/42347
	* cfglayout.c (fixup_reorder_chain): Allow returnjump_p
	to have no fallthru edge.

	* gcc.c-torture/compile/pr42347.c: New test.

From-SVN: r159496

	PR middle-end/44102
	* cfgcleanup.c (try_optimize_cfg): When removing trivially empty
	bb with no successors, move footer whenever in IR_RTL_CFGLAYOUT
	mode, not just when CLEANUP_CFGLAYOUT, and when in IR_RTL_CFGRTL
	add BARRIER after previous bb if needed.

	* g++.dg/ext/asmgoto1.C: New test.

From-SVN: r159495

From-SVN: r159494

From-SVN: r159492

gcc/
	* tree.c (build_function_type_list_1): Remove bogus assert condition.

gcc/fortran/
	* trans-types.c (gfc_init_types): Use build_function_type_list.
	(gfc_get_ppc_type): Likewise.
	* trans-decl.c (gfc_generate_constructors): Likewise.
	* f95-lang.c (build_builtin_fntypes): Likewise.
	(gfc_init_builtin_functions): Likewise.
	(DEF_FUNCTION_TYPE_0): Likewise.
	(DEF_FUNCTION_TYPE_1): Likewise.
	(DEF_FUNCTION_TYPE_2): Likewise.
	(DEF_FUNCTION_TYPE_3): Likewise.
	(DEF_FUNCTION_TYPE_4): Likewise.
	(DEF_FUNCTION_TYPE_5): Likewise.
	(DEF_FUNCTION_TYPE_6): Likewise.
	(DEF_FUNCTION_TYPE_7): Likewise.  Use ARG7.
	(DEF_FUNCTION_TYPE_VAR_0): Use build_varags_function_type_list.

From-SVN: r159491

trans-array.c (gfc_trans_array_constructor_value): Use build_constructor instead of build_constructor_from_list.

	* trans-array.c (gfc_trans_array_constructor_value): Use
	build_constructor instead of build_constructor_from_list.
	(gfc_build_constant_array_constructor): Likewise.
	* trans-decl.c (create_main_function): Likewise.
	* trans-stmt.c (gfc_trans_character_select): Likewise.

From-SVN: r159490

	* config/rs6000/rs6000.c (rs6000_emit_allocate_stack): Delete
	unnecessary prototype.  Replace copy_r12 and copy_r11 flag params
	with copy_reg rtx param.
	(rs6000_emit_prologue): Update rs6000_emit_allocate_stack calls.
	Correct cases where code for ABI_V4 did not initialise the reg
	used to access frame.  Also leave frame_reg_rtx as sp for large
	frames that save no regs.

From-SVN: r159483

2010-05-17  Martin Jambor  <mjambor@suse.cz>

	PR middle-end/44133
	* tree-sra.c (create_access_replacement): New parameter rename, mark
	the replaement for renaming only when it is true.
	(get_access_replacement): Pass true in the rename parameter of
	create_access_replacement.
	(get_unrenamed_access_replacement): New function.
	(replace_uses_with_default_def_ssa_name): New parameter racc, get the
	replacement declaration from it.

	* testsuite/gcc.dg/tree-ssa/pr44133.c: New test.
	* testsuite/gcc.dg/tree-ssa/sra-9.c: Make the scan regular
	expression more precise.

From-SVN: r159482

	* function.c (try_fit_stack_local, add_frame_space): New static
	functions.
	(assign_stack_local_1): Use them.  Look for opportunities to use
	space previously wasted on alignment.
	* function.h (struct frame_space): New.
	(struct rtl_data): Add FRAME_SPACE_LIST member.
	* reload1.c (something_was_spilled): New static variable.
	(alter_reg): Set it.
	(reload): Test it in addition to testing if the frame size changed.

From-SVN: r159480

2010-05-17  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/std/functional (result_of): Move...
	* include/std/type_traits: ... here.
	* testsuite/20_util/declval/requirements/1_neg.cc: Adjust dg-error
	line number.

From-SVN: r159478

2010-05-17  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44044
	* resolve.c (resolve_fl_var_and_proc): Move error messages here from ...
	(resolve_fl_variable_derived): ... this place.
	(resolve_symbol): Make sure function symbols (and their result
	variables) are not resolved twice.


2010-05-17  Janus Weil  <janus@gcc.gnu.org>

	PR fortran/44044
	* gfortran.dg/class_20.f03: New.

From-SVN: r159476

2010-05-17  Christian Borntraeger  <borntraeger@de.ibm.com>

        PR 44078
        * gcc.dg/tree-ssa/prefetch-7.c: Change pattern to match only the old
        debug messages but not the newly introduced one.

From-SVN: r159475