From-SVN: r198323

re PR rtl-optimization/57003 (gcc breaks -O2 optimization with Wine(64) - links/info/bisect of commits included)

	PR rtl-optimization/57003
	* regcprop.c (copyprop_hardreg_forward_1): If ksvd.ignore_set_reg,
	call note_stores with kill_clobbered_value callback again after
	killing regs_invalidated_by_call.

	* gcc.target/i386/pr57003.c: New test.

From-SVN: r198320

2013-04-25  Janne Blomqvist  <jb@gcc.gnu.org>

        PR bootstrap/57028
        * Make-lang.in (f951): Link in ZLIB.
        (CFLAGS-fortran/module.o): Add zlib include directory.

From-SVN: r198318

gcc/
	* config/aarch64/aarch64-simd.md
	(aarch64_simd_bsl<mode>_internal): Rewrite RTL to not use UNSPEC_BSL.
	(aarch64_simd_bsl<mode>): Likewise.
	* config/aarch64/iterators.md (unspec): Remove UNSPEC_BSL.

From-SVN: r198316

	PR c++/57064
	* g++.dg/cpp0x/ref-qual9.C: New.

From-SVN: r198311

	PR c++/56859
	* typeck.c (cxx_alignas_expr): Handle value-dependence properly.

From-SVN: r198310

	PR c++/50261
	* init.c (perform_member_init): Call reshape_init.

From-SVN: r198309

	PR tree-optimization/57066
        * builtins.c (fold_builtin_logb): Return +Inf for -Inf.

        * gcc.dg/torture/builtin-logb-1.c: Adjust testcase.

From-SVN: r198308

gcc/
	* config/aarch64/aarch64-simd.md (neg<mode>2): Use VDQ iterator.

From-SVN: r198306

gcc/
	* config/aarch64/aarch64-builtins.c
	(aarch64_fold_builtin): New.
	* config/aarch64/aarch64-protos.h (aarch64_fold_builtin): New.
	* config/aarch64/aarch64.c (TARGET_FOLD_BUILTIN): Define.
	* config/aarch64/aarch64-simd-builtins.def (abs): New.
	* config/aarch64/arm_neon.h
	(vabs<q>_<f32, 64>): Implement using __builtin_aarch64_fabs.

From-SVN: r198305

gcc/
	* config/aarch64/aarch64-builtins.c
	(aarch64_gimple_fold_builtin): New.
	* config/aarch64/aarch64-protos.h (aarch64_gimple_fold_builtin): New.
	* config/aarch64/aarch64-simd-builtins.def (addv): New.
	* config/aarch64/aarch64-simd.md (addpv4sf): New.
	(addvv4sf): Update.
	* config/aarch64/aarch64.c (TARGET_GIMPLE_FOLD_BUILTIN): Define.

gcc/testsuite/
	* gcc.target/aarch64/vaddv-intrinsic.c: New.
	* gcc.target/aarch64/vaddv-intrinsic-compile.c: Likewise.
	* gcc.target/aarch64/vaddv-intrinsic.x: Likewise.



Co-Authored-By: Tejas Belagod <tejas.belagod@arm.com>

From-SVN: r198304

2013-04-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64.md 
	(*cmp_swp_<optab><ALLX:mode>_shft_<GPI:mode>): New pattern.

gcc/testsuite/

2013-04-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* gcc.target/aarch64/cmp.c: New.

From-SVN: r198303

gcc/

2013-04-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* config/aarch64/aarch64.md (*ngc<mode>): New pattern.
	(*ngcsi_uxtw): New pattern.

gcc/testsuite/

2013-04-25  Naveen H.S  <Naveen.Hurugalawadi@caviumnetworks.com>

	* gcc.target/aarch64/ngc.c: New.

From-SVN: r198302

From-SVN: r198301

From-SVN: r198300

From-SVN: r198299

2013-04-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>
            Julian Brown  <julian@codesourcery.com>

	* config/arm/arm.c (neon_builtin_type_mode): Add T_V4HF.
	(TB_DREG): Add T_V4HF.
	(v4hf_UP): New macro.
	(neon_itype): Add NEON_FLOAT_WIDEN, NEON_FLOAT_NARROW.
	(arm_init_neon_builtins): Handle NEON_FLOAT_WIDEN,
	NEON_FLOAT_NARROW.
	Handle initialisation of V4HF. Adjust initialisation of reinterpret
	built-ins.
	(arm_expand_neon_builtin): Handle NEON_FLOAT_WIDEN,
	NEON_FLOAT_NARROW.
	(arm_vector_mode_supported_p): Handle V4HF.
	(arm_mangle_map): Handle V4HFmode.
	* config/arm/arm.h (VALID_NEON_DREG_MODE): Add V4HF.
	* config/arm/arm_neon_builtins.def: Add entries for
	vcvtv4hfv4sf, vcvtv4sfv4hf.
	* config/arm/neon.md (neon_vcvtv4sfv4hf): New pattern.
	(neon_vcvtv4hfv4sf): Likewise.
	* config/arm/neon-gen.ml: Handle half-precision floating point
	features.
	* config/arm/neon-testgen.ml: Handle Requires_FP_bit feature.
	* config/arm/arm_neon.h: Regenerate.
	* config/arm/neon.ml (type elts): Add F16.
	(type vectype): Add T_float16x4, T_floatHF.
	(type vecmode): Add V4HF.
	(type features): Add Requires_FP_bit feature.
	(elt_width): Handle F16.
	(elt_class): Likewise.
	(elt_of_class_width): Likewise.
	(mode_of_elt): Refactor.
	(type_for_elt): Handle F16, fix error messages.
	(vectype_size): Handle T_float16x4.
	(vcvt_sh): New function.
	(ops): Add entries for vcvt_f16_f32, vcvt_f32_f16.
	(string_of_vectype): Handle T_floatHF, T_float16, T_float16x4.
	(string_of_mode): Handle V4HF.
	* doc/arm-neon-intrinsics.texi: Regenerate.

2013-04-25  Kyrylo Tkachov  <kyrylo.tkachov@arm.com>

	* lib/target-supports.exp
	(check_effective_target_arm_neon_fp16_ok_nocache): New procedure.
	(check_effective_target_arm_neon_fp16_ok): Likewise.
	(add_options_for_arm_neon_fp16): Likewise.
	* gcc.target/arm/neon/vcvtf16_f32.c: New test. Generated.
	* gcc.target/arm/neon/vcvtf32_f16.c: Likewise.

Co-Authored-By: Julian Brown <julian@codesourcery.com>

From-SVN: r198298

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* checks.adb (Apply_Predicate_Check): Update the comment associated
	with the call to Check_Expression_Against_Static_Predicate.
	* sem_ch3.adb (Analyze_Object_Declaration): Update the comment
	associated with the call to Check_Expression_Against_Static_Predicate.
	* sem_util.adb (Check_Expression_Against_Static_Predicate):
	Broaden the check from a static expression to an expression with
	a known value at compile time.
	* sem_util.ads (Check_Expression_Against_Static_Predicate): Update
	comment on usage.

2013-04-25  Thomas Quinot  <quinot@adacore.com>

	* exp_attr.adb (Expand_N_Attribute_Reference, cases Position,
	First_Bit, and Last_Bit): Fix incorrect test in implementation of
	RM 2005 13.5.2(3/2).

2013-04-25  Claire Dross  <dross@adacore.com>

	* a-cfhase.adb, a-cfhase.ads, a-cforma.adb, a-cforma.ads, a-cfhama.adb,
	a-cfhama.ads, a-cforse.adb, a-cforse.ads, a-cofove.adb, a-cofove.ads
	(Query_Element): Removed.
	(Update_Element): Removed.
	(Insert): The version with no New_Item specified is removed.
	(Iterate): Removed.
	(Write): Removed.
	(Read): Removed.
	Every check of fields Busy and Lock has been removed.

2013-04-25  Robert Dewar  <dewar@adacore.com>

	* sem_prag.adb (Analyze_Pragma, case Contract_Cases): Remove
	call to S14_Pragma (Find_Related_Subprogram): Require proper
	placement in subprogram body (Find_Related_Subprogram): Detect
	duplicates for all cases (Find_Related_Subprogram): Handle case
	of spec nested inside body.

From-SVN: r198297

2013-04-25  Arnaud Charlet  <charlet@adacore.com>

	* par-prag.adb: Fix typo.

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* checks.adb (Apply_Predicate_Check): If the type has a static
	predicate and the expression is also static, check whether the
	expression satisfies the predicate.
	* sem_ch3.adb (Analyze_Object_Declaration): If the type has a
	static predicate and the expression is also static, see if the
	expression satisfies the predicate.
	* sem_util.adb: Alphabetize several routines.
	(Check_Expression_Against_Static_Predicate): New routine.
	* sem_util.ads (Check_Expression_Against_Static_Predicate): New routine.

From-SVN: r198296

2013-04-25  Robert Dewar  <dewar@adacore.com>

	* gnat_rm.texi: Document Reason argument for pragma Warnings.
	* par-prag.adb: Handle Reason parameter for pragma Warnings.
	* sem_prag.adb (Analyze_Pragma, case Warnings): Allow Reason argument.
	* snames.ads-tmpl (Name_Reason): New name entry.

From-SVN: r198295

2013-04-25  Yannick Moy  <moy@adacore.com>

	* exp_spark.adb (Expand_SPARK_N_In): Remove procedure.
	(Expand_SPARK): Remove special expansion for membership tests.

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch3.adb (Expand_N_Object_Declaration): Update all places
	that should use constant Base_Typ. When building an invariant
	check, account for invariants coming from the base type. Prevent
	the creation of a junk invariant check when the related object
	is of an array type and it is initialized with an aggregate.
	* exp_util.adb (Make_Invariant_Call): Typ is now a variable. Use
	the base type to create an invariant call when the type of the
	expression is a composite subtype.

2013-04-25  Vasiliy Fofanov  <fofanov@adacore.com>

	* a-cborse.adb: Fix minor typo.

2013-04-25  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Different_Generic_Profile): A spec and body
	match in an instance if a subtype declaration that renames a
	generic actual with the same name appears between spec and body.

From-SVN: r198294

2013-04-25  Robert Dewar  <dewar@adacore.com>

	* sem_util.adb: Minor reformatting.

2013-04-25  Ed Schonberg  <schonberg@adacore.com>

	* exp_aggr.adb (Expand_N_Aggregate): Use special circuitry to
	fold strings with a single others choice only if there are no
	expressions in the aggregate.

2013-04-25  Arnaud Charlet  <charlet@adacore.com>

	* gnat_ugn.texi: Update doc on Ada 2012 default mode.

From-SVN: r198293

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch6.adb: Add with and use clause for Stringt.
	(Expand_Contract_Cases): Moved from sem_ch6. Add formal parameters
	Decls and Stmts along with comments on their usage.
	* exp_ch6.ads (Expand_Contract_Cases): Moved from sem_ch6.
	* sem_ch6.adb (Expand_Contract_Cases): Moved to exp_ch6.
	(Process_Contract_Cases): Update the call to Expand_Contract_Cases.

2013-04-25  Ed Schonberg  <schonberg@adacore.com>

	* gnat_rm.texi: Minor editing, to clarify use of dimension aspects.
	* sem_util.adb (Is_OK_Variable_For_Out_Formal): Reject an
	aggregate for a packed type, which may be converted into an
	unchecked conversion of an object.

From-SVN: r198292

2013-04-25  Robert Dewar  <dewar@adacore.com>

	* sem_prag.adb: Minor code reorganization (correct misspelling
	Restiction).
	* sem_util.adb, aspects.ads, sem_ch6.adb: Minor reformatting.
	* gnat_rm.texi: Document impl-defined aspects.
	* sem_dim.adb, sem_dim.ads, gnat_ugn.texi, s-dimmks.ads: Minor
	reformatting.

From-SVN: r198291

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* einfo.adb (Set_Abstract_States): The attribute now applies
	to generic packages.
	* sem_ch4.adb (Referenced): Moved to sem_util.
	* sem_ch7.adb (Unit_Requires_Body): A [generic] package with
	a non-null abstract state needs a body.
	* sem_prag.adb (Analyze_Depends_In_Decl_Part): Update the calls
	to Collect_Subprogram_Inputs_Outputs.
	(Analyze_Global_Item): Verify the proper usage of an item with mode
	In_Out or Output relative to the enclosing context.
	(Analyze_Pragma): Abstract_State can now be applied to a generic
	package. Do not reset the Analyzed flag for pragmas Depends and Global
	as this is not needed.
	(Appears_In): Moved to library level.
	(Check_Mode_Restiction_In_Enclosing_Context): New routine.
	(Collect_Subprogram_Inputs_Outputs): Moved to library level. Add
	formal parameters Subp_Id, Subp_Inputs, Subp_Outputs and Global
	seen along with comments on usage.
	* sem_util.ads, sem_util.adb (Referenced): New routine.

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch6.adb (Expand_Contract_Cases): Generate
	detailed error messages only when switch -gnateE is in effect.

2013-04-25  Yannick Moy  <moy@adacore.com>

	* sem_attr.adb (Analyze_Attribute): Do not issue
	an error for a possibly misplaced 'Result or 'Old attribute when
	analyzing the aspect.

From-SVN: r198290

2013-04-25  Robert Dewar  <dewar@adacore.com>

	* sem_ch12.adb, sem_util.adb, sem_ch4.adb: Minor reformatting.

From-SVN: r198289

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch4.adb (Analyze_Quantified_Expression):
	Add local variable Loop_Id. Verify that the loop variable
	is used within the condition of the quantified expression.
	(Referenced): New routine.

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_case.adb (Analyze_Choices): Enhance the error message
	given on a bad use of subtype predicate.
	* sem_ch5.adb (Analyze_Loop_Parameter_Specification): Enhance
	the error message given on a bad use of subtype predicate.
	* sem_util.adb (Bad_Predicated_Subtype_Use): Add formal parameter
	Suggest_Static. Emit an extra error message advising how to
	remedy the bad use of the predicate if the context warrants it.
	* sem_util.ads (Bad_Predicated_Subtype_Use): Add formal parameter
	Suggest_Static along with a comment explaining its usage.

2013-04-25  Ed Schonberg  <schonberg@adacore.com>

	* sem_disp.adb (Check_Dispatching_Operation): Further refinement
	to checks for AI05-0125: the check for a hidden primitive that
	may be overridden by the new declaration only applies if the
	hidden operation is never declared. This is not the case if the
	operation is declared in a parent unit.

From-SVN: r198288

2013-04-25  Robert Dewar  <dewar@adacore.com>

	* debug.adb: Remove d.X and d.Y entries and documentation.
	* exp_ch4.adb (Expand_N_If_Expression): Remove special code used
	if expression with actions not available (now always available).
	(Expand_Short_Circuit_Operator): Same change.
	* gnat1drv.adb (Adjust_Global_Switches) Remove setting
	Use_Expression_With_Actions flag, since this is now obsolete.
	* opt.ads (Use_Expression_Actions): Removed (always True now).
	* sinfo.ads: Minor comment updates.

2013-04-25  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch12.adb (Check_Generic_Actuals): If an actual is an array
	subtype whose base type is currently private, install full view
	when compiling instance body.

2013-04-25  Ed Schonberg  <schonberg@adacore.com>

	* sem_disp.adb (Check_Dispatching_Operation): Refine checks for
	AI05-0125: the check for a hidden primitive that may be overridden
	by the new declaration is only performed if the declaration comes
	from source, and it must carry an explicit overriding indicator.

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* einfo.adb (Abstract_States): The attribute now applies to
	generic packages.
	* sem_ch3.adb (Analyze_Object_Declaration): Check whether an
	object declaration introduces an illegal hidden state.
	* sem_prag.adb (Analyze_Abstract_State): Check whether a state
	declaration introduces an illegal hidden state.
	* sem_util.ads, sem_util.adb (Check_No_Hidden_State): New routine.

2013-04-25  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch6.adb (Is_Build_In_Place_Function_Call): The call may
	be to a protected function, in which case the name in the call
	is a selected component.

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch4.adb (Analyze_Quantified_Expression):
	Warn on a suspicious use of quantifier "some" when "all" was meant.
	(No_Else_Or_Trivial_True): New routine.

From-SVN: r198287

2013-04-25  Robert Dewar  <dewar@adacore.com>

	* einfo.ads, einfo.adb: Put back with/use for Namet.
	(Get_Pragma): New name (wi new spec) for Find_Pragma.
	* sem_ch6.adb: Change name Find_Pragma to Get_Pragma with
	different interface.

2013-04-25  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch3.adb (Is_Visible_Component): In an instance all
	components are visible.

From-SVN: r198286

2013-04-25  Matthew Heaney  <heaney@adacore.com>

	* a-rbtgbo.adb, a-crbtgo.adb (Generic_Equal): do not test for
	tampering when container empty.
	* a-crbtgk.adb (Ceiling, Find, Floor): ditto.
	(Generic_Conditional_Insert, Generic_Conditional_Insert_With_Hint):
	ditto.

2013-04-25  Ed Schonberg  <schonberg@adacore.com>

	* par-ch12.adb: Move aspects from package specification to
	generic package declaration.
	* sem_ch12.adb: Analyze aspect specifications before building
	and analyzing the generic copy, so that the generated pragmas
	are properly taken into account.
	* sem_ch13.adb: For compilation unit aspects that apply to a
	generic package declaration, insert corresponding pragmas ahead
	of visible declarations.
	* sprint.adb: Display properly the aspects of a generic type
	declaration.

2013-04-25  Robert Dewar  <dewar@adacore.com>

	* frontend.adb: Minor reformatting.

2013-04-25  Ed Schonberg  <schonberg@adacore.com>

	* einfo.ads: Extend documentation on use of Is_Private_Ancestor
	for untagged types.
	* sem_ch3.adb (Is_Visible_Component): Refine predicate for the
	case of untagged types derived from private types, to reject
	illegal selected components.

From-SVN: r198285

2013-04-25  Gary Dismukes  <dismukes@adacore.com>

	* sem_util.adb (Is_Dependent_Component_Of_Mutable_Object): Test
	for case of selecting from an unexpanded implicit dereference
	and do not make a recursive call on such a prefix.

2013-04-25  Doug Rupp  <rupp@adacore.com>

	* targparm.adb (VXF{_Str}): New tag for vaxfloat.
	(Get_Target_Parameters): Handle VXF tag.
	* targparm.ads (VAX_Float_On_Target): New boolean.
	* system-vms-ia64.ads (VAX_Float): New boolean.
	* frontend.adb (Frontend): Handle VAX float boolean.

From-SVN: r198284

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* einfo.ads, einfo.adb: Remove with and use clauses for Namet.
	(Find_Pragma): New routine.
	* sem_util.ads, sem_util.adb (Find_Pragma): Moved to einfo.

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch13.adb (Add_Call): Do not capture the nature of the inherited
	predicate.
	(Add_Predicates): Save the static predicate for diagnostics and error
	reporting purposes.
	(Process_PPCs): Remove local variables Dynamic_Predicate_Present and
	Static_Predicate_Present. Add local variable Static_Pred. Ensure that
	the expression of a static predicate is static.

From-SVN: r198283

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* einfo.adb (Is_Ghost_Subprogram): Remove useless code.

2013-04-25  Robert Dewar  <dewar@adacore.com>

	* gnat_rm.texi: Minor addition of index entry.

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* sem_ch6.adb (Check_Access_Invariants): Test whether an
	invariant procedure is empty before generating a call to it.
	(Has_Enabled_Predicate): New routine.
	(Has_Null_Body): New routine.
	(Process_PPCs): Test whether an invariant procedure is
	empty before generating a call to it. Test whether predicates are
	enabled for a particular type before generating a predicate call.
	* sem_util.ads, sem_util.adb (Find_Pragma): New routine.

From-SVN: r198282

2013-04-25  Robert Dewar  <dewar@adacore.com>

	* sem_ch7.adb, einfo.adb, repinfo.adb, snames.adb-tmpl,
	snames.ads-tmpl: Minor reformatting.

From-SVN: r198281

2013-04-25  Thomas Quinot  <quinot@adacore.com>

	* sem_ch7.adb: Minor reformatting.

From-SVN: r198280

2013-04-25  Paolo Carlini  <paolo.carlini@oracle.com>

	PR libstdc++/57065
	* include/debug/unordered_map (unordered_map, unordered_multimap):
	Fix default allocator type.
	* include/profile/unordered_map (unordered_map, unordered_multimap):
	Likewise.
	* include/bits/unordered_map.h: Fix comments.

From-SVN: r198279

gcc/
	* config/aarch64/aarch64.c (aarch64_print_operand): Fix asm_fprintf
	format specifier in 'X' case.

From-SVN: r198278

2013-04-25  Robert Dewar  <dewar@adacore.com>

	* gnat_rm.texi: Minor fix to Loop_Variant doc (Loop_Entry allowed).
	* s-tarest.adb: Minor reformatting.

2013-04-25  Hristian Kirtchev  <kirtchev@adacore.com>

	* aspects.ads, aspects.adb: Remove aspect Ghost from all relevant
	tables.
	* einfo.adb: Remove with and use clause for Aspects.
	(Is_Ghost_Function): Removed.
	(Is_Ghost_Entity): New routine.
	(Is_Ghost_Subprogram): New routine.
	* einfo.ads: Remove synthesized attribute Is_Ghost_Function
	along with its uses in entities.  Add synthesized attributes
	Is_Ghost_Entity and Is_Ghost_Subprogram along with uses in related
	entities.
	(Is_Ghost_Function): Removed.
	(Is_Ghost_Entity): New routine.
	(Is_Ghost_Subprogram): New routine.
	* par-prag.adb: Remove pragma Ghost from the processing machinery.
	* repinfo.adb (List_Mechanisms): Add a value for convention Ghost.
	* sem_attr.adb (Analyze_Access_Attribute): Update the check
	for ghost subprograms.
	* sem_ch4.adb (Analyze_Call): Update the check for calls
	to ghost subprograms.
	(Check_Ghost_Function_Call): Removed.
	(Check_Ghost_Subprogram_Call): New routine.
	* sem_ch6.adb (Check_Convention): Rewritten.
	(Check_Overriding_Indicator): Remove the check for overriding
	ghost functions.
	(Convention_Of): New routine.
	* sem_ch12.adb (Preanalyze_Actuals): Update the check for ghost
	generic actual subprograms.
	* sem_mech.adb (Set_Mechanisms): Add an entry for convention Ghost.
	* sem_prag.adb: Remove the value for pragma Ghost from
	table Sig_Flags.
	(Analyze_Pragma): Remove the processing for pragma Ghost.
	(Process_Convention): Emit an error when a ghost
	subprogram attempts to override.
	(Set_Convention_From_Pragma): Emit an error when a ghost subprogram
	attempts to override.
	* sinfo.ads: Clarify the usage of field Label_Construct.
	* snames.adb-tmpl (Get_Convention_Id): Add an entry for
	predefined name Ghost.
	(Get_Convention_Name): Add an entry for convention Ghost.
	* snames.ads-tmpl: Move predefined name Ghost to the sublist
	denoting conventions. Add convention id Ghost. Remove pragma
	id Ghost.

2013-04-25  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch7.adb (Swap_Private_Dependents): Do no recurse on child
	units if within a generic hierarchy.

From-SVN: r198275

	PR target/57052
	* config/rs6000/rs6000.md (rotlsi3_internal7): Rename to
	rotlsi3_internal7le and condition on !BYTES_BIG_ENDIAN.
	(rotlsi3_internal8be): New BYTES_BIG_ENDIAN insn.
	Repeat for many other rotate/shift and mask patterns using subregs.
	Name lshiftrt insns.
	(ashrdisi3_noppc64): Rename to ashrdisi3_noppc64be and condition
	on WORDS_BIG_ENDIAN.

From-SVN: r198274

libgcc/
	* config.host: Match little-endian powerpc-linux.
gcc/
	* config.gcc: Support little-endian powerpc-linux targets.
	* config/rs6000/linux.h (LINK_OS_LINUX_EMUL): Define.
	(LINK_OS_LINUX_SPEC): Define.
	* config/rs6000/linuxspe.h (TARGET_DEFAULT):
	Preserve MASK_LITTLE_ENDIAN.
	* config/rs6000/default64.h (TARGET_DEFAULT): Likewise.
	* config/rs6000/linuxaltivec.h (TARGET_DEFAULT): Likewise.
	* config/rs6000/linux64.h (OPTION_LITTLE_ENDIAN): Don't zero.
	(LINK_OS_LINUX_EMUL32, LINK_OS_LINUX_EMUL64): Define.
	(LINK_OS_LINUX_SPEC32, LINK_OS_LINUX_SPEC64): Use above.
	* config/rs6000/rs6000.c (output_toc): Don't use .tc for TARGET_ELF.
	Correct fp word order for little-endian.  Don't shift toc entries
	smaller than a word for little-endian.
	* config/rs6000/rs6000.md (bswaphi2, bswapsi2 split): Comment.
	(bswapdi2 splits): Correct low-part subreg for little-endian.
	Remove wrong BYTES_BIG_ENDIAN tests, and rename vars to remove
	low/high where such is correct only for be.
	* config/rs6000/sysv4.h (SUBTARGET_OVERRIDE_OPTIONS): Allow
	little-endian for -mcall-aixdesc.

From-SVN: r198273