2012-03-10  Chung-Lin Tang  <cltang@codesourcery.com>

	PR rtl-optimization/52528
	* combine.c (can_combine_p): Add setting of subst_low_luid
	before call to expand_field_assignment().

From-SVN: r185175

From-SVN: r185174

2012-03-09  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/invoke.texi: Use correct names/markup for "GCC", "GDB", "ld",
	and related program names.

From-SVN: r185168

2012-03-09  Sandra Loosemore  <sandra@codesourcery.com>

	gcc/
	* doc/invoke.texi: Use correct names for "DWARF", "stabs", and "ELF".

From-SVN: r185167

From-SVN: r185165

	* Make-lang.in (convert.o): Depend on convert.h.
	* convert.c: Header and comment cleanups.
	(gfc_thruthvalue_conversion): Rename static function
	to truthvalue_conversion.  Do not use 'internal_error' from here,
	use 'gcc_unreachable' instead.
	(convert): Do not use 'error' for conversions to void, use
	'gcc_unreachable' instead.  Likewise for conversions to non-scalar
	types.  Do not hanlde ENUMERAL_TYPE, the front end never creates them.
	Clean up #if 0 code.

From-SVN: r185160

aix_closure.S (ffi_closure_ASM): Adjust for Darwin64 change to return value of ffi_closure_helper_DARWIN and...

        * src/powerpc/aix_closure.S (ffi_closure_ASM): Adjust for Darwin64
        change to return value of ffi_closure_helper_DARWIN and load type
        from return type.

From-SVN: r185152

(moneypunct<char,true>::_M_initialize_moneypunct): Throw caught
exception again.
(moneypunct<char,false>::_M_initialize_moneypunct): Likewise.
* testsuite/22_locale/locale/cons/12352.cc: Also test en_US
locale.

From-SVN: r185149

	PR target/52530
	* config/i386/i386.c (ix86_print_operand): Handle 'E' operand modifier.
	(ix86_print_operand_address): Handle UNSPEC_LEA_ADDR. Do not fallback
	to set code to 'q'.
	* config/i386/i386.md (UNSPEC_LEA_ADDR): New unspec.
	(*movdi_internal_rex64): Use %E operand modifier for lea.
	(*movsi_internal): Ditto.
	(*lea_1): Ditto.
	(*lea<mode>_2): Ditto.
	(*lea_{3,4,5,6}_zext): Ditto.
	(*tls_global_dynamic_32_gnu): Ditto.
	(*tls_global_dynamic_64): Ditto.
	(*tls_dynamic_gnu2_lea_32): Ditto.
	(*tls_dynamic_gnu2_lea_64): Ditto.
	(pro_epilogue_adjust_stack_<mode>_add): Ditto.

From-SVN: r185148

linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not redefine to be NULL if the current bit-size is different from the...

2012-03-08  Michael Meissner  <meissner@the-meissners.org>

	* config/rs6000/linux64.h (OPTION_TARGET_CPU_DEFAULT): Do not
	redefine to be NULL if the current bit-size is different from the
	configured bit-size.

	* config/rs6000/rs6000.c (rs6000_option_override_internal): If the
	cpu is defaulted, use PROCESSOR_DEFAULT and PROCESSOR_DEFAULT64 to
	set the default tuning.  Add asserts to make sure the cpu and tune
	indexes are defined.  Fix tests for cpu/tune index to use >= 0 to
	test whether the index is set, instead of > 0.
	(rs6000_file_start): Do not reset the default cpu if the current
	bit-size is different from the configured bit-size.

From-SVN: r185146

2012-03-09  Robert Dewar  <dewar@adacore.com>

	* a-direct.adb, comperr.adb, freeze.adb: Minor reformatting.

2012-03-09  Arnaud Charlet  <charlet@adacore.com>

	* s-taskin.adb (Initialize_ATCB): Set Task_Image_Len to
	0 so that we never access this field uninitialized (e.g. in
	Task_Primitives.Operations.Enter_Task for the environment task).

2012-03-09  Vincent Pucci  <pucci@adacore.com>

	* exp_ch5.adb (Expand_Iterator_Loop):
	Call to Expand_Iterator_Loop_Over_Array added.
	(Expand_Iterator_Loop_Over_Array): New routine. Expansion of
	"of" iterator loop over arrays. Multidimensional array case added.

2012-03-09  Eric Botcazou  <ebotcazou@adacore.com>

	* uintp.ads: Fix minor pasto in comment.

From-SVN: r185143

2012-03-09  Vasiliy Fofanov  <fofanov@adacore.com>

	* a-direct.adb: Do not strip the trailing directory separator
	from path, as this is already done inside Normalize_Pathname;
	doing it again produces the wrong result on Windows for the
	drive's root dir (i.e. "X:\" becomes "X:").

2012-03-09  Thomas Quinot  <quinot@adacore.com>

	* exp_attr.adb, freeze.adb, sem_attr.adb, aspects.adb, aspects.ads,
	sem_ch13.adb, snames.ads-tmpl (Exp_Attr.Expand_N_Attribute_Reference):
	Add Attribute_Scalar_Storage_Order.
	(Sem_Attr.Analyze_Attribute, Eval_Attribute): Ditto.
	(Aspects): Add Aspect_Scalar_Storage_Order (Snames): Add
	Name_Scalar_Storage_Order and Attribute_Scalar_Storage_Order.
	(Sem_Ch13.Analyze_Attribute_Definition_Clause): Add processing
	for Scalar_Storage_Order.
	(Freeze): If Scalar_Storage_Order is specified, check that it
	is compatible with Bit_Order.

From-SVN: r185142

2012-03-09  Robert Dewar  <dewar@adacore.com>

	* s-osinte-linux.ads, sem_util.adb, s-taprop-linux.adb, exp_ch4.adb,
	a-strsup.ads, sem_ch6.adb, a-stwisu.ads, exp_ch3.adb,
	a-stzsup.ads: Minor reformatting.

2012-03-09  Thomas Quinot  <quinot@adacore.com>

	* s-ransee-vms.adb: Minor reformatting.

2012-03-09  Arnaud Charlet  <charlet@adacore.com>

	* comperr.adb (Delete_SCIL_Files): Fix handling of
	N_Package_Renaming_Declaration and N_Generic_Package_Declaration.

From-SVN: r185141

sem_ch6.adb (Check_Body_To_Inline): In AAMP and VM targets use frontend inlining at all optimization levels.

2012-03-09  Javier Miranda  <miranda@adacore.com>

	* sem_ch6.adb (Check_Body_To_Inline): In AAMP and VM targets
	use frontend inlining at all optimization levels.
	* sem_util.adb (Must_Inline): In AAMP and VM targets, given that
	there is no inlining support in the backend, use also frontend
	inlining when compiling with optimizations enabled.
	* exp_ch6.adb (Expand_Call): Minor code reorganization.

From-SVN: r185140

2012-03-09  Tristan Gingold  <gingold@adacore.com>

	* config/vms/vms-crtlmap.map: Add comments.
	Add entries needed to build Ada RTS.

From-SVN: r185139

2012-03-09  Tristan Gingold  <gingold@adacore.com>

	* ginclude/stddef.h: Do not define __size_t on VMS.

From-SVN: r185137

2012-03-09  Tristan Gingold  <gingold@adacore.com>

        * c-tree.h (c_default_pointer_mode): New variable.
        * c-decl.c (c_default_pointer_mode): New variable.
        (c_build_pointer_type): New function.
        (grokdeclarator): Call c_build_pointer_type instead
        of build_pointer_type.

        * config/vms/vms-c.c: Include c-tree.h
        (saved_pointer_mode): New variable.
        (handle_pragma_pointer_size): New function.
        (vms_pragma_pointer_size, vms_pragma_required_pointer_size): Likewise.
        (vms_c_register_pragma): Register __pointer_size and
        __required_pointer_size pragmas.

From-SVN: r185136

2012-03-09  Paolo Carlini  <paolo.carlini@oracle.com>

	* include/debug/formatter.h (enum _Debug_msg_id): Add
	__msg_self_move_assign.
	* include/debug/macros.h (__glibcxx_check_self_move_assign): Add.
	* src/c++11/debug.cc (_S_debug_messages): Update.
	* include/debug/safe_iterator.h (_Safe_iterator<>::operator=
	(_Safe_iterator&&)): Add check for self move assignment.
	* include/debug/set.h: Likewise.
	* include/debug/unordered_map: Likewise.
	* include/debug/multiset.h: Likewise.
	* include/debug/forward_list: Likewise.
	* include/debug/unordered_set: Likewise.
	* include/debug/vector: Likewise.
	* include/debug/map.h: Likewise.
	* include/debug/deque: Likewise.
	* include/debug/string: Likewise.
	* include/debug/list: Likewise.
	* include/debug/multimap.h: Likewise.
	* testsuite/21_strings/debug/self_move_assign_neg.cc: New.
	* testsuite/21_strings/debug/iterator_self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/unordered_map/debug/self_move_assign_neg.cc:
	Likewise.
	* testsuite/23_containers/unordered_map/debug/
	iterator_self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/multimap/debug/self_move_assign_neg.cc:
	Likewise.
	* testsuite/23_containers/multimap/debug/
	iterator_self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/set/debug/self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/set/debug/iterator_self_move_assign_neg.cc:
	Likewise.
	* testsuite/23_containers/unordered_multimap/debug/
	self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/unordered_multimap/debug/
	iterator_self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/forward_list/debug/self_move_assign_neg.cc:
	Likewise.
	* testsuite/23_containers/forward_list/debug/
	iterator_self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/unordered_set/debug/self_move_assign_neg.cc:
	Likewise.
	* testsuite/23_containers/unordered_set/debug/
	iterator_self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/vector/debug/self_move_assign_neg.cc:
	Likewise.
	* testsuite/23_containers/vector/debug/
	iterator_self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/deque/debug/self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/deque/debug/iterator_self_move_assign_neg.cc:
	Likewise.
	* testsuite/23_containers/multiset/debug/self_move_assign_neg.cc:
	Likewise.
	* testsuite/23_containers/multiset/debug/
	iterator_self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/list/debug/self_move_assign_neg.cc:
	Likewise.
	* testsuite/23_containers/list/debug/iterator_self_move_assign_neg.cc:
	Likewise.
	* testsuite/23_containers/unordered_multiset/debug/
	self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/unordered_multiset/debug/
	iterator_self_move_assign_neg.cc: Likewise.
	* testsuite/23_containers/map/debug/self_move_assign_neg.cc:
	Likewise.
	* testsuite/23_containers/map/debug/iterator_self_move_assign_neg.cc:
	Likewise.

From-SVN: r185134

2012-03-09  Tristan Gingold  <gingold@adacore.com>

	* config/vms/vms-c.c (vms_construct_include_filename): New function.
	(vms_c_register_includes): Reference it.

From-SVN: r185133

	* gcc-interface/ada-tree.h (TYPE_VAX_FLOATING_POINT_P): Move around.
	(TYPE_UNCONSTRAINED_ARRAY): Adjust comment.
	* gcc-interface/trans.c (Attribute_to_gnu) <Attr_Pool_Address>: Tidy
	up.  Add comment and use canonical predicate for thin pointers.
	(gnat_to_gnu) <N_Free_Statement>: Tidy up and reorder.  Add comment
	and use canonical predicate for thin pointers.
	* gcc-interface/utils.c (convert_to_fat_pointer): Remove superfluous
	'else' and use standard name.
	(convert_to_thin_pointer): Delete.
	(convert) <POINTER_TYPE>: Do the difference in sizetype directly and
	change obsolete idioms.  Do not call above function.
	(unchecked_convert): Fix formatting.
	* gcc-interface/utils2.c (build_unary_op) <INDIRECT_REF>: In the thin
	pointer case, use byte_position to get the field position.

From-SVN: r185132

re PR tree-optimization/51988 (value_replacement in PHIOPT should handle even the cases where there are other PHIs even with non equal value)

2012-03-09  Andrew Pinski  <apinski@cavium.com>

	PR middle-end/51988
	* tree-ssa-phiopt.c: Include tree-pretty-print.h for
	print_generic_expr.
	(tree_ssa_phiopt_worker): Go through all the PHIs for
	value_replacement instead of just the singleton one.
	(value_replacement): Change return type to int.  Return 0 instead of
	false.
	Allow the middle basic block to contain more than just the definings
	tatement. 
	Handle non empty middle basic blocks.
	* Makefile.in (tree-ssa-phiopt.o): Add tree-pretty-print.h.

2012-03-09  Andrew Pinski  <apinski@cavium.com>

	PR middle-end/51988
	* gcc.dg/tree-ssa/phi-opt-8.c: New testcase.
	* gcc.dg/tree-ssa/phi-opt-9.c: New testcase.

From-SVN: r185131

tree-scalar-evolution (interpret_rhs_expr): generate chrec for array reference and component reference.

2012-03-09  Jiangning Liu  <jiangning.liu@arm.com>                                                        

	* tree-scalar-evolution (interpret_rhs_expr): generate chrec for
	array reference and component reference.
	(analyze_scalar_evolution_for_address_of): New.

2012-03-09  Jiangning Liu  <jiangning.liu@arm.com>                                                        

	* gcc.dg/tree-ssa/scev-3.c: New.
	* gcc.dg/tree-ssa/scev-4.c: New.

From-SVN: r185129

	* go-gcc.cc (Gcc_backend::assignment_statement): Convert the rhs
	to the lhs type if necessary.

From-SVN: r185128

From-SVN: r185127

From-SVN: r185126

	PR target/49862
	* config/bfin/bfin.c (hwloop_optimize): Fix unused variable
	warnings.
	(hwloop_pattern_reg): Fix set but not used warning.
	(bfin_reorg_loops): Remove unused parameter.
	(bfin_reorg): Update use of bfin_reorg_loops.

From-SVN: r185125

From-SVN: r185124

2012-03-08  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (setup_incoming_varargs_64): Use word_mode
	with integer parameters in registers.
	(gen_push): Push register in word_mode instead of Pmode.
	(ix86_emit_save_regs): Likewise.
	(ix86_emit_save_regs_using_mov): Save integer registers in
	word_mode.
	(gen_pop): Pop register in word_mode instead of Pmode.
	(ix86_emit_restore_regs_using_pop): Likewise.
	(ix86_expand_prologue): Replace Pmode with word_mode for push
	immediate.  Use ix86_gen_pro_epilogue_adjust_stack.  Save and
	restore RAX and R10 in word_mode.
	(ix86_emit_restore_regs_using_mov): Restore integer registers
	in word_mode.
	(ix86_expand_split_stack_prologue): Save R10_REG and restore in
	word_mode.
	(ix86_split_to_parts): Use word_mode with PUT_MODE for push.
	(ix86_split_long_move): Likewise.

	* config/i386/i386.md (W): New.
	(*push<mode>2_prologue): Replace :P with :W.
	(*pop<mode>1): Likewise.
	(*pop<mode>1_epilogue): Likewise.
	(push/pop peephole2): Use word_mode scratch registers.

From-SVN: r185123

From-SVN: r185120

	* go-gcc.cc (Gcc_backend::init_statement): Don't initialize a
	zero-sized variable.
	(go_non_zero_struct): New global variable.
	(Gcc_backend::non_zero_size_type): New function.
	(Gcc_backend::global_variable): Don't build an assignment for a
	zero-sized value.
	* go-c.h (go_non_zero_struct): Declare.
	* config-lang.in (gtfiles): Add go-c.h.

From-SVN: r185115

	* config/i386/predicates.md (indirect_branch_operand): Simplify.

From-SVN: r185111

2012-03-08  Tobias Burnus  <burnus@net-b.de>

        PR fortran/52469
        * trans-types.c (gfc_get_function_type): Handle backend_decl
        of a procedure pointer.

2012-03-08  Tobias Burnus  <burnus@net-b.de>

        PR fortran/52469
        * gfortran.dg/proc_ptr_34.f90

From-SVN: r185109

2012-03-08  Paolo Carlini  <paolo.carlini@oracle.com>

	* typeck.c (build_array_ref, cp_build_addr_expr_1, convert_ptrmem,
	build_ptrmemfunc): Consistently forward the tsubst_flags_t
	parameter.
	* call.c (resolve_args): Likewise.

From-SVN: r185106

	* config/avr/avr.md (*addhi3, addhi3_clobber): Add "w" alternative
	for constants in [-63,63].

From-SVN: r185105

	PR target/52530
	Revert:
	2012-03-04  H.J. Lu  <hongjiu.lu@intel.com>

	* config/i386/i386.c (ix86_print_operand_address): Only handle
	zero-extended DImode addresses.

From-SVN: r185103

	* configure.ac (gcc_cv_as_ix86_tlsldmplt): Add label.
	* configure: Regenerate.

From-SVN: r185101

	PR target/52496
	* config/avr/avr.c (avr_mem_clobber): New static function.
	(avr_expand_delay_cycles): Add memory clobber operand to
	delay_cycles_1, delay_cycles_2, delay_cycles_3, delay_cycles_4.
	* config/avr/avr.md (unspec): Add UNSPEC_MEMORY_BARRIER.
	(enable_interrupt, disable_interrupt): New expander.
	(nopv, sleep, wdr): New expanders.
	(delay_cycles_1): Add memory clobber.
	(delay_cycles_2): Add memory clobber.
	(delay_cycles_3): Add memory clobber.
	(delay_cycles_4): Add memory clobber.
	(cli_sei): New insn from former "enable_interrupt",
	"disable_interrupt" with memory clobber.
	(*wdt): New insn from former "wdt" with memory clobber.
	(*nopv): Similar, but for "nopv".
	(*sleep): Similar, but for "sleep".

From-SVN: r185100

2012-03-08  Benjamin Kosnik  <bkoz@redhat.com>

	    * doc/doxygen/user.cfg.in: Update to Doxygen 1.8.0.
	    * include/bits/locale_facets.h: Adjust markup to avoid warnings.
	    * include/ext/pb_ds/assoc_container.hpp: Same.
	    * include/ext/pb_ds/priority_queue.hpp: Same.
	    * include/std/fstream: Same.
	    * include/std/ratio: Same.
	    * testsuite/20_util/ratio/cons/cons_overflow_neg.cc: Adjust line
	    numbers.
	    * testsuite/20_util/ratio/operations/ops_overflow_neg.cc: Same.

Co-Authored-By: Ramana Radhakrishnan <ramana@gcc.gnu.org>

From-SVN: r185094

From-SVN: r185092

	PR libstdc++/52433
	* include/debug/safe_iterator.h (_Safe_iterator): Add debug checks
	to move constructor and move assignment operator.

From-SVN: r185089