2010-07-22  Richard Guenther  <rguenther@suse.de>

	lto-plugin/
	* Makefile.am: New copy_lto_plugin rule to install the plugin
	into ../gcc.
	* Makefile.in: Regenerated.

From-SVN: r162412

2010-07-22  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/45017
	* tree-ssa-sccvn.c (vn_reference_eq): Make sure we honor
	TYPE_PRECISION of integral types in addition to size.

	* gcc.c-torture/execute/pr45017.c: New testcase.

From-SVN: r162411

2010-07-22  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45019
        * dependency.c (gfc_check_dependency): Add argument alising
        * check.
        * symbol.c (gfc_symbols_could_alias): Add argument alising
        * check.

2010-07-22  Tobias Burnus  <burnus@net-b.de>

        PR fortran/45019
        * gfortran.dg/aliasing_dummy_5.f90: New.

From-SVN: r162410

2010-07-22  Daniel Kraft  <d@domob.eu>

	* trans-stmt.c (gfc_trans_return): Put back in the handling of se.post,
	now in the correct place.

From-SVN: r162409

	* config/rs6000/sysv4.h (CHOOSE_DYNAMIC_LINKER): Default to GLIBC
	when no C library is specified.

From-SVN: r162408

2010-07-22  Martin Jambor  <mjambor@suse.cz>

	* ipa-prop.h (struct ipa_node_params): Updated comment.
	(struct ipa_edge_args): Likewise.
	* Makefile.in (ipa-prop.o): Remove bogus $(GIMPLE_FOLD_H) dependency.

From-SVN: r162407

2010-07-22  Martin Jambor  <mjambor@suse.cz>

	* cgraphunit.c (verify_edge_count_and_frequency): New function.
	(verify_cgraph_node): Verify frequencies of indirect edges.
	* tree-inline.c (tree_function_versioning): Update frequencies of
	indirect edges.

From-SVN: r162406

From-SVN: r162405

re PR target/43698 (Wrong use of ARMv6 REV instruction for endian bytewapping with -Os or -O2 optimizations)

Fix PR target/43698

2010-07-22  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	PR target/43698
	* config/arm/arm.md: Split arm_rev into *arm_rev
	and *thumb1_rev. Set *arm_rev to be predicable.

2010-07-22  Ramana Radhakrishnan  <ramana.radhakrishnan@arm.com>

	PR target/43698
	* gcc.target/arm/pr43698.c: New test.

From-SVN: r162404

	* config/darwin.h (LINK_COMMAND_SPEC): Split into...
	(LINK_COMMAND_SPEC_A): New.
	(DSYMUTIL): New.
	(DSYMUTIL_SPEC): New.
	* config/darwin9.h (LINK_COMMAND_SPEC): Remove.
	(DSYMUTIL_SPEC): Update for darwin >= 9 requirements.

-This line, and those below, will be ignored--

M    ChangeLog
M    config/darwin.h
M    config/darwin9.h

From-SVN: r162403

	* calls.c (load_register_parameters): Move check for zero
	sized items so that only the call to 
	mem_overlaps_already_clobbered_arg_p () is protected.

From-SVN: r162402

From-SVN: r162396

	* ipa-pure-const.c (varying_state): Break out from ...
	(get_function_state): ... here; always return varying_state
	when state would be NULL otherwise.
	(remove_node_data): Do not free varying state.

From-SVN: r162392

function.c (record_hard_reg_sets): Restrict the previous change to cases where the incoming nominal mode is the...

	* function.c (record_hard_reg_sets): Restrict the previous change
	to cases where the incoming nominal mode is the same as the
	incoming promoted mode and everything happens in MODE_INT.

From-SVN: r162391

	PR bootstrap/44970
	PR middle-end/45009
	* postreload.c: Include "target.h".
	(reload_combine_closest_single_use): Don't take DEBUG_INSNs
	into account.
	(fixup_debug_insns): Don't copy the rtx.
	(reload_combine_recognize_const_pattern): DEBUG_INSNs can't
	have uses.  Don't copy when replacing.  Call fixup_debug_insns
	in the case where we merged one add with another.
	(reload_combine_recognize_pattern): Fail if there aren't any
	uses.  Try harder to determine whether we're picking a valid
	index register.  Don't set store_ruid for an insn we're going
	to scan in the next iteration.
	(reload_combine): Remove unused code.
	(reload_combine_note_use): When updating use information for
	an old insn, ignore a use that occurs after store_ruid.
	* Makefile.in (postreload.o): Update dependencies.

From-SVN: r162390

2010-07-21  Steven G. Kargl  <kargl@gcc.gnu.org>

    PR fortran/44929
    * Revert my commit r162325 for this PR.

From-SVN: r162386

	PR debug/45015
	* var-tracking.c (adjust_mems): Ignore ASM_OPERANDS with non-zero
	ASM_OPERANDS_OUTPUT_IDX.
	(adjust_insn): For inline asm with multiple sets ensure first
	ASM_OPERANDS vectors are used by all following ASM_OPERANDS in
	the insn.

	* gcc.target/m68k/pr45015.c: New test.

From-SVN: r162385

Use a simple test and branch vs 0 instead.  Which also allows us
to avoid funny code emission problems as well.

From-SVN: r162384

	PR c++/44641
	* lib/scanasm.exp (dg-function-on-line): Fix regex for IA64's
	comments.

From-SVN: r162383

2010-07-21  Changpeng Fang  <changpeng.fang@amd.com>

	PR tree-optimization/44955
	* tree-ssa-loop-prefetch.c (analyze_ref): Strip off the real
	and imagine parts of a complex, so that they can have the same
	base and fall into the same group.

From-SVN: r162381

re PR lto/45018 (ICE: tree check: did not expect class 'type', have 'type' (record_type) in contains_placeholder_p, at tree.c:2749)

2010-07-21  Richard Guenther  <rguenther@suse.de>

	PR lto/45018
	* tree.c (find_decls_types_r): Do not follow TREE_CHAIN
	of TYPE_DECLs.  Do not follow TYPE_NEXT_VARIANT,
	TYPE_NEXT_PTR_TO, nor TYPE_NEXT_REF_TO or TYPE_CANONICAL.

	* g++.dg/lto/20100721-1_0.C: New testcase.

From-SVN: r162380

From-SVN: r162379

From-SVN: r162378

	* parser.c (cp_parser_init_declarator): Pass LOOKUP_NORMAL
	to cp_finish_decl.

From-SVN: r162377

2010-07-21  Martin Jambor  <mjambor@suse.cz>

	PR tree-optimization/44900
	* tree-sra.c (load_assign_lhs_subreplacements): Updated comments.
	(sra_modify_assign): Move gsi to the next statmenent unconditionally.

	* testsuite/g++.dg/torture/pr44900.C: New test.

From-SVN: r162375

2010-07-21  Daniel Kraft  <d@domob.eu>

	* trans.h (gfc_get_return_label): Removed.
	(gfc_generate_return): New method.
	(gfc_trans_deferred_vars): Update gfc_wrapped_block rather than
	returning a tree directly.
	* trans-stmt.c (gfc_trans_return): Use `gfc_generate_return'.
	(gfc_trans_block_construct): Update for new interface to
	`gfc_trans_deferred_vars'.
	* trans-decl.c (current_function_return_label): Removed.
	(current_procedure_symbol): New variable.
	(gfc_get_return_label): Removed.
	(gfc_trans_deferred_vars): Update gfc_wrapped_block rather than
	returning a tree directly.
	(get_proc_result), (gfc_generate_return): New methods.
	(gfc_generate_function_code): Clean up and do init/cleanup here
	also with gfc_wrapped_block.  Remove return-label but rather
	return directly.

From-SVN: r162373

	PR middle-end/44738
	* tree-ssa.c (warn_uninit): Avoid emitting an unnecessary message.

	PR middle-end/44738
	* c-c++-common/uninit-17.c: Correct expected error.

From-SVN: r162372

2010-07-21  Richard Guenther  <rguenther@suse.de>

	PR middle-end/45013
	* tree-ssa.c (useless_type_conversion_p): Dispatch to
	gimple_types_compatible_p only when in lto.
	* gimple.c (gimple_types_compatible_p): Use canonical types
	to speed up comparison.

From-SVN: r162371

2010-07-21  Richard Guenther  <rguenther@suse.de>

	* tree-flow.h (referenced_var): Move define ...
	* tree-flow-inline.h (referenced_var): ... here as an inline
	function.  Assert here ...
	* tree-dfa.c (referenced_var_lookup): ... instead of here.
	* tree-ssa.c (maybe_optimize_var): Check if the variable
	is in referenced vars.
	(execute_update_addresses_taken): Remove old broken check.
	* gimple-pretty-print.c (pp_points_to_solution): Use
	referenced_var_lookup.
	* tree-into-ssa.c (dump_decl_set): Likewise.

From-SVN: r162368

	PR debug/45003
	* var-tracking.c (reverse_op): Also handle {SIGN,ZERO}_EXTEND of
	a MEM.
	* dwarf2out.c (loc_descriptor): Don't handle SIGN_EXTEND nor
	ZERO_EXTEND here.

	* gcc.dg/guality/pr45003-2.c: New test.
	* gcc.dg/guality/pr45003-3.c: New test.

From-SVN: r162364

From-SVN: r162363

2010-07-20  Jerry DeLisle  <jvdelisle@gcc.gnu.org>

	PR libfortran/44697
	* gfortran.dg/ftell_3.f90: Take care of cr-lf record endings.

From-SVN: r162362

2010-07-19  Benjamin Kosnik  <bkoz@redhat.com>

	* doc/xml/manual/appendix_contributing.xml: Update for new reality.
	* doc/Makefile.am (doc-xml): New default rule for XML output.
	(doc-xml-single-doxygen): Standardize output names.
	* doc/Makefile.in: Regenerate.

	* doc/doxygen/user.cfg.in: Tweak.

From-SVN: r162361

From-SVN: r162360

From-SVN: r162356

arm.md (thumb1_addsi3): Add alternative and split for computing the sum of the stack pointer and a...

	* config/arm/arm.md (thumb1_addsi3): Add alternative and split for
	computing the sum of the stack pointer and a large constant.
	* config/arm/constraints.md (M): Remove superfluous parentheses.
	(Pc): New constraint.

From-SVN: r162355

re PR c++/44641 (Generated constructors and destructors get wrong debug location when a typedef uses a forward declaration of the type before the definition)

PR c++/44641
        * gcc/cp/pt.c (instantiate_class_template): Propagate the
        template's location to its instance.

       	* gcc/testsuite/lib/scanasm.exp (dg-function-on-line): Test
        that a function is defined on the current line.
        * gcc/testsuite/g++.dg/debug/dwarf2/lineno-simple1.C: New.
        Line number sanity test.
        * gcc/testsuite/g++.dg/debug/dwarf2/pr44641.C: New.

From-SVN: r162349

	PR debug/45006
	* cfgexpand.c (expand_debug_expr): Only look at TYPE_UNSIGNED of
	operand's type if exp is tcc_unary class tree.

From-SVN: r162348

From-SVN: r162347

	* config/rs6000/rs6000.md (abs<mode>2_isel, nabs<mode>2_isel):
	Reverse sense of if_then_else condition.

From-SVN: r162346