PR target/53272
	* config/cris/cris.c (cris_normal_notice_update_cc): For TARGET_V32,
	when a constant source operand matches an "I" constraint, the "no
	CC0 change" applies to a register-destination only, not a
	strict_low_part-destination.

From-SVN: r187283

2012-05-08  Richard Guenther  <rguenther@suse.de>

	* fold-const.c (fold_binary_loc): Fold (X * CST1) & CST2
	to zero or to (X * CST1) & CST2' when CST1 has trailing zeros.

	* gcc.dg/fold-bitand-4.c: New testcase.

From-SVN: r187280

	* Makefile.in (TEXI_GCC_FILES): Add avr-mmcu.texi.
	* doc/avr-mmcu.texi: New auto-generated file.
	* doc/invoke.texi (AVR Options): Include avr-mmcu.texi in order
	to document all valid -mmcu= arguments.
	* config/avr/avr.h (arch_info_s): New struct definition.
	* config/avr/avr-devices.c (avr_texinfo): New variable.
	* config/avr/gen-avr-mmcu-texi.c: New file.
	* config/avr/t-avr: New rules and dependencies to build	avr-mmcu.texi.

From-SVN: r187279

2012-05-08  Dehao Chen  <dehao@google.com>
gcc/
	* predict.c (find_qualified_ssa_name): New
	(find_ssa_name_in_expr): New
	(find_ssa_name_in_assign_stmt): New
	(is_comparison_with_loop_invariant_p): New
	(is_bound_expr_similar): New
	(predict_iv_comparison): New
	(predict_loops): Add heuristic for loop-nested branches that compare an
	induction variable to a loop bound variable.
	* predict.def (PRED_LOOP_IV_COMPARE): New macro
testsuite/
	* gcc.dg/predict-1.c: Check if LOOP_IV_COMPARE static predict
	heuristic is working properly.
	* gcc.dg/predict-2.c: Likewise.
	* gcc/dg/predict-3.c: Likewise.
	* gcc/dg/predict-4.c: Likewise.
	* gcc/dg/predict-5.c: Likewise.
	* gcc/dg/predict-6.c: Likewise.

From-SVN: r187277

	* config/i386/i386.c (has_dispatch): Use TARGET_BDVER1 and
	TARGET_BDVER2 defines where appropriate.

From-SVN: r187276

From-SVN: r187275

	* configure.ac (PLUGIN_LD): Rename into...
	(PLUGIN_LD_SUFFIX): ...this and strip the target_alias triplet.
	* config.in: Regenerate.
	* configure: Likewise.
	* collect2.c (main): Set plugin_ld_suffix to PLUGIN_LD_SUFFIX.

From-SVN: r187269

tree-dfa.c (get_ref_base_and_extent): Do the offset computation using the precision of the index type.

	* tree-dfa.c (get_ref_base_and_extent) <ARRAY_REF>: Do the offset
	computation using the precision of the index type.
	* gimple-fold.c (fold_const_aggregate_ref_1) <ARRAY_REF>: Likewise.
	(fold_array_ctor_reference): Do index computations in the index type.

From-SVN: r187268

The lexer used to incorrectly accept a token like 0x123i
and interpreted it as 123i. It also used to die when encountering
0xdie.

From-SVN: r187266

This patch corrects an ICE in handling on constant expressions
such as

const r = ^'a'

Part of issue 9.

From-SVN: r187264

The Go specification only accepts the NOT operator on boolean
types.

Fixes issue 10.

From-SVN: r187262

	* config/avr/avr.c (avr_prologue_setup_frame): Fix mode passed
	down to plus_constant.
	(expand_epilogue): Ditto.

From-SVN: r187259

	* postreload.c (reload_cse_regs): Make static.
	* reload.h (reload_cse_regs): Remove prototype.

From-SVN: r187258

	* Makefile.am (libatomic.map-sun): Handle objects in
	libatomic_la_LIBADD.
	* aclocal.m4: Regenerate.
	* Makefile.in: Regenerate.

From-SVN: r187257

	* configure.ac: Add $XPCFLAGS to CFLAGS, not $XCFLAGS.
	* configure: Regenerate.

From-SVN: r187256

From-SVN: r187255

From-SVN: r187254

2012-05-07  Janne Blomqvist  <jb@gcc.gnu.org>

	* configure.ac: Bump minimum MPFR version to 2.4.0.
	* configure: Regenerated.

From-SVN: r187253

	PR middle-end/53245
	* gimplify.c (preprocess_case_label_vec_for_gimple): If low or high
	is folded to a type boundary value, verify that the resulting case
	label is still a care range.

From-SVN: r187248

	* config/i386/i386.md (ctz<mode>2): Emit rep;bsf
	only for TARGET_GENERIC, when not optimizing for size.
	(*ffs<mode>_1): Ditto.

From-SVN: r187247

	* tree-cfg.c (verify_gimple_switch): Tighten checks.

From-SVN: r187242

	PR tree-optimization/53239
	* tree-vrp.c (get_value_range): Set VR of
	SSA_NAME_IS_DEFAULT_DEF of DECL_BY_REFERENCE RESULT_DECL
	to nonnull.

	* g++.dg/opt/vrp3.C: New test.
	* g++.dg/opt/vrp3-aux.cc: New file.
	* g++.dg/opt/vrp3.h: New file.

From-SVN: r187240

	* g++.dg/debug/dwarf2/nested-3.C: Allow for / comments and missing
	.uleb128 support in assembler output.

From-SVN: r187236

re PR lto/53195 (ICE seg fault in lto (in set_is_used (tp=Unhandled dwarf expression opcode 0xf3 ) at ../.././gcc/tree-flow-inline.h:567))

2012-05-07  Richard Guenther  <rguenther@suse.de>

	PR tree-optimization/53195
	* tree-inline.c (setup_one_parameter): Properly add referenced
	vars from the parameters new known value.

From-SVN: r187235

	* config/m68k/m68k.c (m68k_sched_branch_type): Remove.
	(sched_branch_type): Remove.
	(m68k_sched_md_init_global): Don't allocate it.
	(m68k_sched_md_finish_global): Don't free it.
	* config/m68k/m68k.h (m68k_sched_branch_type): Remove prototype.
	* config/m68k/m68k.md: Set the type of insns using m68k_sched_branch_type
	to bcc directly.

From-SVN: r187234

2012-05-07  Richard Guenther  <rguenther@suse.de>

	PR lto/42987
	* g++.dg/lto/pr42987_0.C: New testcase.
	* g++.dg/lto/pr42987_1.C: Likewise.

From-SVN: r187231

	* config/sol2.c (solaris_override_options): New function.
	* config/sol2-protos.h (solaris_override_options): Declare.
	* config/sol2.h (SUBTARGET_OVERRIDE_OPTIONS): Define.

From-SVN: r187230

tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return whether we failed to compute data dependences.

2012-05-07  Richard Guenther  <rguenther@suse.de>

	* tree-ssa-loop-prefetch.c (determine_loop_nest_reuse): Return
	whether we failed to compute data dependences.
	(loop_prefetch_arrays): Fail if we failed.

From-SVN: r187227

re PR fortran/53255 ([OOP] With TYPE, wrong type-bound operator used: of parent instead of overridden one)

2012-05-07  Tobias Burnus  <burnus@net-b.de>

        PR fortran/53255
        * resolve.c (resolve_typebound_static): Fix handling
        of overridden specific to generic operator.

2012-05-07  Tobias Burnus  <burnus@net-b.de>

        PR fortran/53255
        * gfortran.dg/typebound_operator_15.f90: New.

From-SVN: r187226

From-SVN: r187223

	* config/i386/i386.md (ctz<mode>2): Emit rep;bsf even for !TARGET_BMI.
	Emit bsf when optimizing for size.
	(*ffs<mode>_1): Ditto.


Co-Authored-By: Paolo Bonzini <bonzini@gnu.org>

From-SVN: r187219

	PR target/53250
	* config/sh/sh.c (sh_rtx_costs): Handle SET.

From-SVN: r187218

	PR target/53227
	* config/i386/i386.md (swap<mode>): Rename from *swap<mode>.
	(bswapdi2): Split from bswap<mode>2.  Use nonnimediate_operand
	predicate for operand 1.  Force operand 1 to register for TARGET_BSWAP.
	(bswapsi2): Ditto.
	(*bswapdi2_doubleword): New insn pattern.
	(*bswap<mode>2): Rename from *bswap<mode>2_1.

From-SVN: r187215

2012-05-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/41587
        * decl.c (build_struct): Don't ignore FAILED status.

2012-05-06  Tobias Burnus  <burnus@net-b.de>

        PR fortran/41587
        * gfortran.dg/class_array_13.f90: New.

From-SVN: r187214

gcc/
	* config/mips/mips.c (mips_set_reg_reg_piece_cost): New function.
	(mips_set_reg_reg_cost): Likewise.
	(mips_rtx_costs): Handle SET.

From-SVN: r187213

gcc/
	* lower-subreg.c (shift_cost): Use set_src_cost, avoiding the SET.
	(compute_costs): Likewise for the zero extension.  Use set_rtx_cost
	to compute the cost of moves.  Set the mode of the target register.

From-SVN: r187212

2012-05-06  Paolo Carlini  <paolo.carlini@oracle.com>

	PR c++/53152
	* call.c (op_error, build_new_op_1, build_new_op): Add location_t
	parameter.
	(build_conditional_expr_1): Adjust.
	* typeck.c (build_x_indirect_ref, build_x_binary_op,
	build_x_unary_op): Add location_t parameter.
	(rationalize_conditional_expr, build_x_array_ref,
	build_x_compound_expr, cp_build_modify_expr, build_x_modify_expr):
	Adjust.
	* typeck2.c (build_x_arrow): Add location_t parameter.
	* semantics.c (finish_unary_op_expr): Likewise.
	(finish_increment_expr, handle_omp_for_class_iterator): Adjust.
	* decl2.c (grok_array_decl): Add location_t parameter.
	* parser.c (cp_parser_postfix_open_square_expression,
	cp_parser_postfix_dot_deref_expression, cp_parser_unary_expression,
	cp_parser_binary_expression, cp_parser_builtin_offsetof,
	do_range_for_auto_deduction, cp_convert_range_for,
	cp_parser_template_argument, cp_parser_omp_for_cond): Pass the
	location, adjust.
	* pt.c (tsubst_copy_and_build): Adjust.
	* tree.c (maybe_dummy_object): Likewise.
	* cp-tree.h: Update declarations.

From-SVN: r187211

From-SVN: r187210

	* gcc-interface/decl.c (gnat_to_gnu_entity) <object>: In the renaming
	case, use the padded type if the renamed object has an unconstrained
	type with default discriminant.

From-SVN: r187209

	* gcc-interface/trans.c (Loop_Statement_to_gnu): Also handle invariant
	conditions with only one bound.
	(Raise_Error_to_gnu): Likewise.  New function extracted from...
	(gnat_to_gnu) <N_Raise_Constraint_Error>: ...here.  Call above function
	in regular mode only.

From-SVN: r187208