2015-05-12  Andrew MacLeod  <amacleod@redhat.com>

	PR target/65697
	* coretypes.h (MEMMODEL_SYNC, MEMMODEL_BASE_MASK): New macros.
	(enum memmodel): Add SYNC_{ACQUIRE,RELEASE,SEQ_CST}.
	* tree.h (memmodel_from_int, memmodel_base, is_mm_relaxed,
	is_mm_consume,is_mm_acquire, is_mm_release, is_mm_acq_rel,
	is_mm_seq_cst, is_mm_sync): New accessor functions.
	* builtins.c (expand_builtin_sync_operation,
	expand_builtin_compare_and_swap): Use MEMMODEL_SYNC_SEQ_CST.
	(expand_builtin_sync_lock_release): Use MEMMODEL_SYNC_RELEASE.
	(get_memmodel,  expand_builtin_atomic_compare_exchange,
	expand_builtin_atomic_load, expand_builtin_atomic_store,
	expand_builtin_atomic_clear): Use new accessor routines.
	(expand_builtin_sync_synchronize): Use MEMMODEL_SYNC_SEQ_CST.
	* optabs.c (expand_compare_and_swap_loop): Use MEMMODEL_SYNC_SEQ_CST.
	(maybe_emit_sync_lock_test_and_set): Use new accessors and
	MEMMODEL_SYNC_ACQUIRE.
	(expand_sync_lock_test_and_set): Use MEMMODEL_SYNC_ACQUIRE.
	(expand_mem_thread_fence, expand_mem_signal_fence, expand_atomic_load,
	expand_atomic_store): Use new accessors.
	* emit-rtl.c (need_atomic_barrier_p): Add additional enum cases.
	* tsan.c (instrument_builtin_call): Update check for memory model beyond
	final enum to use MEMMODEL_LAST.
	* c-family/c-common.c: Use new accessor for memmodel_base.
	* config/aarch64/aarch64.c (aarch64_expand_compare_and_swap): Use new
	accessors.
	* config/aarch64/atomics.md (atomic_load<mode>,atomic_store<mode>,
	arch64_load_exclusive<mode>, aarch64_store_exclusive<mode>,
	mem_thread_fence, *dmb): Likewise.
	* config/alpha/alpha.c (alpha_split_compare_and_swap,
	alpha_split_compare_and_swap_12): Likewise.
	* config/arm/arm.c (arm_expand_compare_and_swap,
	arm_split_compare_and_swap, arm_split_atomic_op): Likewise.
	* config/arm/sync.md (atomic_load<mode>, atomic_store<mode>,
	atomic_loaddi): Likewise.
	* config/i386/i386.c (ix86_destroy_cost_data, ix86_memmodel_check):
	Likewise.
	* config/i386/sync.md (mem_thread_fence, atomic_store<mode>): Likewise.
	* config/ia64/ia64.c (ia64_expand_atomic_op): Add new memmodel cases and
	use new accessors.
	* config/ia64/sync.md (mem_thread_fence, atomic_load<mode>,
	atomic_store<mode>, atomic_compare_and_swap<mode>,
	atomic_exchange<mode>): Use new accessors.
	* config/mips/mips.c (mips_process_sync_loop): Likewise.
	* config/pa/pa.md (atomic_loaddi, atomic_storedi): Likewise.
	* config/rs6000/rs6000.c (rs6000_pre_atomic_barrier,
	rs6000_post_atomic_barrier): Add new cases.
	(rs6000_expand_atomic_compare_and_swap): Use new accessors.
	* config/rs6000/sync.md (mem_thread_fence): Add new cases.
	(atomic_load<mode>): Add new cases and use new accessors.
	(store_quadpti): Add new cases.
	* config/s390/s390.md (mem_thread_fence, atomic_store<mode>): Use new
	accessors.
	* config/sparc/sparc.c (sparc_emit_membar_for_model): Use new accessors.
	* doc/extend.texi: Update docs to indicate 16 bits are used for memory
	model, not 8.

From-SVN: r223096

	* ipa-devirt.c (type_with_linkage_p): New function.
	(type_in_anonymous_namespace_p): Move here from tree.c; assert that
	type has linkage.
	(odr_type_p): Move here from ipa-utils.h; use type_with_linkage_p.
	(can_be_name_hashed_p): Simplify.
	(hash_odr_name): Check that type has linkage before checking if it is
	anonymous.
	(types_same_for_odr): Likewise.
	(odr_name_hasher::equal): Likewise.
	(odr_subtypes_equivalent_p): Likewise.
	(warn_types_mismatch): Likewise.
	(get_odr_type): Likewise.
	(odr_types_equivalent_p): Fix checking of TYPE_MAIN_VARIANT.
	* ipa-utils.h (odr_type_p): Move offline.
	* tree.c (need_assembler_name_p): Fix handling of types
	without linkages.
	(type_in_anonymous_namespace_p): Move to ipa-devirt.c

From-SVN: r223094

gcc/ChangeLog:
	* timevar.c (timevar_enable): Delete in favor of...
	(g_timer): New global.
	(struct timevar_def): Move to timevar.h inside class timer.
	(struct timevar_stack_def): Likewise.
	(timevars): Delete global in favor of field "m_timevars" within
	class timer in timevar.h
	(stack): Likewise, in favor of field "m_stack".
	(unused_stack_instances): Likewise, in favor of field
	"m_unused_stack_instances".
	(start_time): Likewise, in favor of field "m_start_time".
	(get_time): Eliminate check for timevar_enable.
	(timer::timer): New function, built from part of timevar_init.
	(timevar_init): Rewrite idempotency test from using
	"timevar_enable" bool to using dynamic allocation of "g_timer".
	Move rest of implementation into timer's constructor.
	(timevar_push_1): Rename to...
	(timer::push): ...this, adding "m_" prefixes to variables that
	are now fields of timer.
	(timevar_pop_1): Likewise, rename to...
	(timer::pop): ...this, and add "m_" prefixes.
	(timevar_start): Replace test for "timevar_enable" with one for
	"g_timer", and move bulk of implementation to...
	(timer::start): ...here, adding "m_" prefixes.
	(timevar_stop): Likewise, from here...
	(timer::stop): ...to here.
	(timevar_cond_start): Likewise, from here...
	(timer::cond_start): ...to here.
	(timevar_cond_stop): Likewise, from here...
	(timer::cond_stop): ...to here.
	(validate_phases): Rename to...
	(timer::validate_phases): ...this, and add "m_" prefixes.  Make
	locals "total" and "tv" const.
	(timevar_print): Rename to...
	(timer::print): ...this, and add "m_" prefixes.  Make locals
	"total" and "tv" const.  Eliminate test for timevar_enable.
	* timevar.h (timevar_enable): Eliminate.
	(g_timer): New declaration.
	(timevar_push_1): Eliminate.
	(timevar_pop_1): Eliminate.
	(timevar_print): Eliminate.
	(class timer): New class.
	(timevar_push): Rewrite to use g_timer.
	(timevar_pop): Likewise.
	* toplev.c (toplev::~toplev): Likewise.

From-SVN: r223092

gcc/jit/ChangeLog:
	* jit-builtins.c: Include vec.h before target.h.

From-SVN: r223091

	* arm-protos.h (arm_sched_autopref): Delete.
	(tune_params): Re-organize, use enums for flag values.
	(FUSE_OPS): New macro.
	* arm.c (ARM_PREFETCH_NOT_BENEFICIAL): Update.
	(ARM_PREFETCH_BENEFICIAL): Likewise.
	(ARM_FUSE_NOTHING, ARM_FUSE_MOVW_MOVT): Delete.
	(arm_slowmul_tune, arm_fastmul_tune, arm_strongarm_tune)
	(arm_xscale_tune, arm_9e_tune, arm_marvell_pj4_tune)
	(arm_v6t2_tune, arm_cortex_tune, arm_cortex_a8_tune)
	(arm_cortex_a7_tune, arm_cortex_a15_tune, arm_cortex_a53_tune)
	(arm_cortex_a57_tune,  arm_xgene1_tune, arm_cortex_a5_tune)
	(arm_cortex_a9_tune, arm_cortex_a12_tune, arm_v7m_tune)
	(arm_cortex_m7_tune, arm_v6m_tune, arm_fa726te_tune): Use new
	format.
	(arm_option_override, thumb2_reorg, arm_print_tune_info)
	(aarch_macro_fusion_pair_p): Update uses of current_tune.
	* arm.h (LOGCIAL_OP_NON_SHORT_CIRCUIT): Likewise.

From-SVN: r223090

2015-05-12  Tom de Vries  <tom@codesourcery.com>

	* check_GNU_style.sh (col): Fix tab size.

From-SVN: r223088

2015-05-12  Tom de Vries  <tom@codesourcery.com>

	* check_GNU_style.sh: Put stdin into a temp file.

From-SVN: r223087

2015-05-12  Tom de Vries  <tom@codesourcery.com>

	* check_GNU_style.sh: Read either from stdin, or from files.

From-SVN: r223086

2015-05-12  Tom de Vries  <tom@codesourcery.com>

	* check_GNU_style.sh: Check if files exists.

From-SVN: r223085

2015-05-12  Tom de Vries  <tom@codesourcery.com>

	* check_GNU_style.sh: Don't use a filename prefix if we're only
	processing one patch file.

From-SVN: r223084

2015-05-12 Sandra Loosemore <sandra@codesourcery.com>

	gcc/
	* config/nios2/nios2.md (trap, ctrapsi4): Use "trap" instead of
	"break".

	gcc/testsuite/
	* gcc.target/nios2/nios2-trap-insn.c: Expect "trap" instead of
	"break".
	* gcc.target/nios2/nios2-stack-check-1.c: Likewise.

From-SVN: r223083

2015-05-12  Chung-Lin Tang  <cltang@codesourcery.com>
	    Sandra Loosemore <sandra@codesourcery.com>

	gcc/
	* config/nios2/nios2.h (enum reg_class): Add IJMP_REGS enum
	value.
	(REG_CLASS_NAMES): Add "IJMP_REGS".
	(REG_CLASS_CONTENTS): Add new entry for IJMP_REGS.
	* config/nios2/nios2.md (indirect_jump,*tablejump): Adjust to
	use new "c" register constraint.
	* config/nios2/constraint.md (c): New register constraint
	corresponding to IJMP_REGS.


Co-Authored-By: Sandra Loosemore <sandra@codesourcery.com>

From-SVN: r223082

2015-05-12  Yury Gribov  <y.gribov@samsung.com>

	* mklog: Ignore preprocessor directives.

From-SVN: r223081

From-SVN: r223080

From-SVN: r223079

From-SVN: r223078

2015-05-12  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch5.adb (Analyze_Iterator_Specifications): Additional
	legality checks for array and container iterators:
	a) The domain of iteration cannot be a component that depends
	on discriminants of a mutable object. The check was recently
	added for element iterators.
	b) The cursor type cannot be a limited type at the point of the
	iteration, because the cursor will be assigned to in the body
	of the loop.

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* freeze.adb (Freeze_Record_Type): Make sure that if we have
	aspect Iterator_Element, then we have either Constant_Indexing
	or Variable_Indexing.

From-SVN: r223077

2015-05-12  Ed Schonberg  <schonberg@adacore.com>

	* a-coormu.ads, a-coormu.adb: Add Indexing aspect, Reference_Type,
	and Reference_Control_Type to support element iterators over
	ordered multisets.
	* a-ciormu.ads, a-ciormu.adb: Ditto for
	indefinite_ordered_multisets.

2015-05-12  Hristian Kirtchev  <kirtchev@adacore.com>

	* exp_ch4.adb (Expand_N_Expression_With_Actions): Force
	the evaluation of the EWA expression.  Code cleanup.
	(Process_Transient_Object): Code cleanup.
	* exp_util.adb (Is_Aliased): Controlled transient objects found
	within EWA nodes are not aliased.
	(Is_Finalizable_Transient): Iterators are not finalizable transients.

From-SVN: r223076

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* sem_prag.adb (Process_Atomic_Independent_Shared_Volatile):
	Don't allow Atomic and Volatile_Full_Access for the same entity.

2015-05-12  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch5.adb (Analyze_Iterator_Specification): Implement new
	semantics and safety checks specified in AI12-0151.

From-SVN: r223075

2015-05-12  Pierre-Marie de Rodat  <derodat@adacore.com>

	* sem_ch10.adb (Sem_Ch10.Analyze_Proper_Body): Generate SCOs
	for subunit in generic units.

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* sem_elab.adb (Check_A_Call): Avoid checking internal call
	from Valid_Scalars

2015-05-12  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch6.adb (Process_Formals): An untagged incomplete type
	is legal in the profile of a null procedure.

2015-05-12  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch12.adb (Validate_Derived_Type_Instance): Handle properly
	the checks on a derived formal whose parent type is a previous
	formal that is not a derived type.

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* aspects.ads, aspects.adb: Add entries for aspect Volatile_Full_Access
	* einfo.adb (Has_Volatile_Full_Access): New flag.
	(Has_Volatile_Full_Access): New flag.
	* einfo.ads (Has_Volatile_Full_Access): New flag.
	* par-prag.adb: Add dummy entry for Volatile_Full_Access.
	* sem_prag.adb (Analyze_Pragma, case Volatile_Full_Access):
	Implement new pragma.
	* snames.ads-tmpl: Add entries for pragma Volatile_Full_Access.

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* targparm.ads: Minor reformatting.

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* a-reatim.adb (Time_Of): Properly detect overflow when TS = 0.0.
	* a-reatim.ads: Minor reformatting.

From-SVN: r223074

	* libgcov-util.c: Add space between string literal and macro name.

From-SVN: r223073

	* config/rs6000/rs6000.md (*rotlsi3_internal4, *rotlsi3_internal5,
	*rotlsi3_internal6, rlwinm, 5 unnamed define_insns, and 6
	define_splits): Delete, revamp, transmogrify into ...
	(*rotlsi3_mask, *rotlsi3_mask_dot, *rotlsi3_mask_dot2,
	*ashlsi3_imm_mask, *ashlsi3_imm_mask_dot, *ashlsi3_imm_mask_dot2,
	*lshrsi3_imm_mask, *lshrsi3_imm_mask_dot, *lshrsi3_imm_mask_dot2):
	New.

From-SVN: r223072

	* config/rs6000/rs6000.md (rs6000_adjust_atomic_subword): Use
	gen_ashlsi3 and gen_andsi3 instead of gen_rlwinm.

From-SVN: r223071

	* config/rs6000/rs6000.md (extzv): FAIL for SImode.
	(extzvsi_internal, *extzvsi_internal1, *extzvsi_internal2,
	*rotlsi3_internal7le, *rotlsi3_internal7be, *rotlsi3_internal8le,
	*rotlsi3_internal8be, *rotlsi3_internal9le, *rotlsi3_internal9be,
	*rotlsi3_internal10le, *rotlsi3_internal10be, *rotlsi3_internal11le,
	*rotlsi3_internal11be, *rotlsi3_internal12le, *rotlsi3_internal12be,
	*lshiftrt_internal1le, *lshiftrt_internal1be, *lshiftrt_internal2le,
	*lshiftrt_internal2be, *lshiftrt_internal3le, *lshiftrt_internal3be,
	*lshiftrt_internal4le, *lshiftrt_internal4be, *lshiftrt_internal5le,
	*lshiftrt_internal5be, *lshiftrt_internal5le, *lshiftrt_internal5be,
	*rotldi3_internal7le, *rotldi3_internal7be, *rotldi3_internal8le,
	*rotldi3_internal8be, *rotldi3_internal9le, *rotldi3_internal9be,
	*rotldi3_internal10le, *rotldi3_internal10be, *rotldi3_internal11le,
	*rotldi3_internal11be, *rotldi3_internal12le, *rotldi3_internal12be,
	*rotldi3_internal13le, *rotldi3_internal13be, *rotldi3_internal14le,
	*rotldi3_internal14be, *rotldi3_internal15le, *rotldi3_internal15be,
	and 30 corresponding splitters): Delete.

From-SVN: r223070

	* config/rs6000/rs6000.md (define_split for bswaphi): Don't use
	zero_extract.

From-SVN: r223069

2015-05-12  Hristian Kirtchev  <kirtchev@adacore.com>

	* einfo.ads: Update the documentation of flags
	Has_Inherited_Default_Init_Cond and Has_Default_Init_Cond.

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* impunit.adb: Add entry for a-dhfina.ads
	* a-dhfina.ads: New file.

2015-05-12  Ed Schonberg  <schonberg@adacore.com>

	* exp_ch5.adb (Expand_Iterator_Loop_Over_Array): if the array
	type has convention Fortran, a multidimensional iterator varies
	the first dimension fastest.

From-SVN: r223068

	* combine.c (recog_for_combine_1): New function, factored out
	from recog_for_combine.
	(change_zero_ext): New function.
	(recog_for_combine): If recog fails, try again with the pattern
	modified by change_zero_ext; if that still fails, restore the
	pattern.

From-SVN: r223067

	* combine.c (get_undo_marker): New function.
	(undo_to_marker): New function, largely factored out from ...
	(undo_all): ... this.  Adjust.

From-SVN: r223066

re PR tree-optimization/66101 (internal compiler error: in verify_loop_structure, at cfgloop.c:1662)

2015-05-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/66101
	* tree-ssa-dce.c (remove_dead_stmt): Properly mark loops for
	fixup if we turn a loop exit edge to a fallthru edge.

	* gcc.dg/torture/pr66101.c: New testcase.

From-SVN: r223065

2015-05-12  Hristian Kirtchev  <kirtchev@adacore.com>

	* einfo.adb Node32 is now used as Encapsulating_State.
	Node37 is now used as Associated_Entity.
	(Associated_Entity): New routine.
	(Encapsulating_State): Update the assertion guard
	to include constants.
	(Set_Associated_Entity): New routine.
	(Set_Encapsulating_State): Update the assertion guard to
	include constants.
	(Write_Field10_Name): Remove the output for Encapsulating_State.
	(Write_Field32_Name): Add output for Encapsulating_State.
	(Write_Field37_Name): Add output for Associated_Entity.
	* einfo.ads New attribute Associated_Entity along with placement
	in entities. Attribute Encapsulating_State now uses Node32.
	(Associated_Entity): New routine along with pragma Inline.
	(Set_Associated_Entity): New routine along with pragma Inline.
	* inline.ads Code reformatting.
	* sem_attr.adb (Analyze_Attribute): Correct the prefix of
	attribute 'Result when the context is a generic instantiation.
	(Analyze_Attribute_Old_Result): Pragmas Depends and
	Refined_Depends are a valid context for attribute 'Result.
	(Denote_Same_Function): Allow attribute 'Result to denote
	generic functions.
	* sem_ch3.adb Add with and use clauses for Sem_Ch12.
	(Analyze_Declarations): Capture global references within the
	contracts of packages, subprograms and their respective bodies.
	* sem_ch6.adb (Analyze_Aspects_On_Body_Or_Stub): Removed.
	(Analyze_Completion_Contract): Removed.
	(Analyze_Generic_Subprogram_Body): Enchange the aspects after
	creating the generic copy. Create a generic contract for the
	template. Analyze the aspects of the generic body. Analyze the
	contract of the generic body when it is a compilation unit and
	capture global references.
	(Analyze_Subprogram_Body_Contract): Code cleanup.
	(Analyze_Subprogram_Contract): Do not save global references here.
	(Save_Global_References_In_List): Removed.
	* sem_ch7.adb (Analyze_Package_Body_Contract): Code cleanup.
	(Analyze_Package_Body_Helper): Create a generic contract for
	the template.
	(Analyze_Package_Contract): Code cleanup.
	* sem_ch10.adb Add with and use clauses for Sem_Ch12.
	(Analyze_Compilation_Unit): Capture global references in a
	generic subprogram declaration that acts as a compilation unit.
	* sem_ch12.adb Add with and use clauses for Sem_Prag. Illustrate
	the implementation of generic contracts. Alphabetize various
	subprograms.
	(Analyze_Generic_Package_Declaration):
	Create a generic contract for the template.
	(Analyze_Generic_Subprogram_Declaration): Create a generic
	contract for the template.
	(Analyze_Subprogram_Instantiation): Instantiate the contract of the
	subprogram.
	(Copy_Generic_Node): Link defining entities of the generic template
	with the corresponding defining entities of the generic copy. Update
	the processing of pragmas.
	(Instantiate_Contract): Removed.
	(Instantiate_Subprogram_Contract): New routine.
	(Requires_Delayed_Save): New routine.
	(Save_Global_References): Rename formal parameter N to Templ. Various
	cleanups.
	(Save_Global_References_In_Aspects): Moved from the spec.
	(Save_Global_References_In_Contract): New routine.
	(Save_References_In_Aggregate): New routine.
	(Save_References_In_Char_Lit_Or_Op_Symbol): New routine.
	(Save_References_In_Descendants): New routine.
	(Save_References_In_Identifier): New routine.
	(Save_References_In_Operator): New routine.
	(Save_References_In_Pragma): New routine.
	* sem_ch12.ads (Save_Global_References): Rename formal
	parameter N to Templ. Update the comment on usage.
	(Save_Global_References_In_Aspects): Moved to the body.
	(Save_Global_References_In_Contract): New routine.
	* sem_ch13.adb (Analyze_Aspect_Specifications_On_Body_Or_Stub):
	New routine.
	* sem_ch13.ads (Analyze_Aspect_Specifications_On_Body_Or_Stub):
	New routine.
	* sem_prag.adb (Add_Item_To_Name_Buffer): Add support for
	generic parameters.
	(Analyze_Contract_Cases_In_Decl_Part): Code cleanup.
	(Analyze_Depends_Global): New routine.
	(Analyze_Depends_In_Decl_Part): Code cleanup.
	(Analyze_Global_In_Decl_Part): Code cleanup.
	(Analyze_Global_Item): Constants are now valid global items. Do
	not perform state-related checks in an instance. Change the way
	renamings are handled.	(Analyze_Initial_Condition_In_Decl_Part):
	Code cleanup.
	(Analyze_Initializes_In_Decl_Part): Code cleanup.
	(Analyze_Input_Output): The analysis of attribute 'Result in
	the context of pragmas Depends or Refined_Depends now reuses
	the existing attribute analysis machinery. Constants and
	generic parameters are now valid dependency items. Do not
	perform state-related checks in an instance. Change the way
	renamings are handled.	(Analyze_Pragma): Add a "characteristics"
	section for pragmas Abstract_State, Contract_Cases, Depends,
	Extensions_Visible, Global, Initial_Condition, Initializes,
	Post, Post_Class, Postcondition, Pre, Pre_Class, Precondition,
	Refined_Depends, Refined_Global, Refined_Post, Refined_State, Test_Case.
	(Analyze_Pre_Post_Condition): Do not create a generic
	template here.
	(Analyze_Pre_Post_Condition_In_Decl_Part): Code cleanup.
	(Analyze_Refined_Depends_Global_Post): New routine.
	(Analyze_Refined_Depends_In_Decl_Part): Code cleanup.
	(Analyze_Refined_Global_In_Decl_Part): Code cleanup.
	(Analyze_Refined_Pragma): Removed.
	(Analyze_Refined_State_In_Decl_Part): Code cleanup.
	(Analyze_Test_Case_In_Decl_Part): Code cleanup.
	(Check_Dependency_Clause): Do not perform this check in an instance.
	(Check_Function_Return): Add support for generic functions.
	(Check_In_Out_States): Do not perform this check in an instance.
	(Check_Input_States): Do not perform this check in an instance.
	(Check_Mode_Restriction_In_Function): Add support for generic functions.
	(Check_Output_States): Do not perform this check in an instance.
	(Check_Postcondition_Use_In_Inlined_Subprogram): Rename
	parameter Subp_Id to Spec_Id and update comment on usage.
	(Check_Proof_In_States): Do not perform this check in an instance.
	(Check_Refined_Global_Item): Add support for constants.
	(Check_Refined_Global_List): Do not perform this check in an instance.
	(Collect_Global_Items): Reimplemented.
	(Collect_Subprogram_Inputs_Outputs): Add support for generic parameters.
	(Create_Generic_Template): Removed.
	(Find_Related_Package_Or_Body): Moved to spec.
	(Find_Role): Add support for generic parameters and constants.
	(Get_Argument): Moved to spec. Rename parameter Spec_Id to Context_Id.
	(Match_Item): Add support for constants.
	(Preanalyze_Test_Case_Arg): Reimplemented.
	(Report_Extra_Clauses): Do not perform this check in an instance.
	(Report_Extra_Constituents): Do not perform this check in an instance.
	* sem_prag.ads (Collect_Subprogram_Inputs_Outputs): Update
	the comment on usage.
	(Find_Related_Package_Or_Body): Moved from body.
	(Get_Argument): Moved from body.
	* sem_util.adb Add with and use clauses for Sem_Ch12.
	(Corresponding_Spec_Of): Add support for packages and package bodies.
	(Create_Generic_Contract): New routine.
	(Is_Contract_Annotation): Reimplemented.
	(Is_Generic_Declaration_Or_Body): New routine.
	(Is_Package_Contract_Annotation): New routine.
	(Is_Subprogram_Contract_Annotation): New routine.
	* sem_util.ads (Corresponding_Spec_Of): Update the comment on usage.
	(Create_Generic_Contract): New routine.
	(Is_Generic_Declaration_Or_Body): New routine.
	(Is_Package_Contract_Annotation): New routine.
	(Is_Subprogram_Contract_Annotation): New routine.
	* sinfo.adb (Is_Generic_Contract_Pragma): New routine.
	(Set_Is_Generic_Contract_Pragma): New routine.
	* sinfo.ads Add new attribute Is_Generic_Contract_Pragma along
	with occurrences in nodes.
	(Is_Generic_Contract_Pragma): New routine along with pragma Inline.
	(Set_Is_Generic_Contract_Pragma): New routine along with pragma Inline.
	* treepr.adb (Print_Entity_Info): Output fields 36 to 41.

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* a-taster.ads: Minor comment fix: fix bad header, this is a
	pure RM unit.

From-SVN: r223064

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* sem_intr.adb: (Check_Shift): Diagnose bad modulus value.

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* gnat1drv.adb (Adjust_Global_Switches): Default to suppressing
	Alignment_Checks on non-strict alignment machine.
	* sem_ch13.adb (Validate_Address_Clauses): Don't give
	compile-time alignment warnings if run time Alignment_Check
	is suppressed.

From-SVN: r223063

2015-05-12  Thomas Quinot  <quinot@adacore.com>

	* g-sercom.ads, g-sercom-linux.adb (GNAT.Serial_Communications.
	Data_Rate): New literals B75, B110, B150, B300, B600.

2015-05-12  Doug Rupp  <rupp@adacore.com>

	* init.c (__gnat_init_float) [vxworks]: For e500v2,
	do nothing and leave the responsibility to install the handler
	and enable the exceptions to the BSP.

From-SVN: r223062

2015-05-12  Richard Biener  <rguenther@suse.de>

	PR tree-optimization/37021
	* tree-vectorizer.h (struct _slp_tree): Add two_operators flag.
	(SLP_TREE_TWO_OPERATORS): New define.
	* tree-vect-slp.c (vect_create_new_slp_node): Initialize
	SLP_TREE_TWO_OPERATORS.
	(vect_build_slp_tree_1): Allow two mixing plus/minus in an
	SLP node.
	(vect_build_slp_tree): Adjust.
	(vect_analyze_slp_cost_1): Likewise.
	(vect_schedule_slp_instance): Vectorize mixing plus/minus by
	emitting two vector stmts and mixing the results.

	* gcc.target/i386/vect-addsub.c: New testcase.

From-SVN: r223059

2015-05-12  Dominik Vogt  <vogt@linux.vnet.ibm.com>

	* call.c (print_z_candidates): Remove dead code.

From-SVN: r223057

2015-05-12  Andreas Krebbel  <krebbel@linux.vnet.ibm.com>

	* config/s390/2827.md: Split zEC12_simple into zEC12_simple_int
	and zEC12_simple_fp.
	* config/s390/s390.c (s390_issue_rate): Set issue rate for zEC12
	to 1.

From-SVN: r223056

From-SVN: r223055

2015-05-12  Tom de Vries  <tom@codesourcery.com>

	PR tree-optimization/66010
	* gimplify.c (gimplify_modify_expr): Handle new do_deref argument of
	ifn_va_arg.
	* gimplify.h (gimplify_va_arg_internal): Remove loc parameter.
	(gimplify_va_arg_internal): Remove loc parameter.  Assert no array-typed
	va_lists are passed, and remove corresponding handling.
	(gimplify_va_arg_expr): Only take address of ap if necessary.  Add
	do_deref argument to ifn_va_arg.
	* tree-stdarg.c (expand_ifn_va_arg_1): Handle new do_deref argument of
	ifn_va_arg.

	* c-common.c (build_va_arg): Don't mark ap addressable unless necessary.

	* gcc.dg/tree-ssa/stdarg-2.c: Undo scan xfails for f15.

From-SVN: r223054

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* sem_ch9.adb, einfo.ads, exp_intr.adb: Minor reformatting.
	* sem_disp.adb: Minor code reorganization (remove junk redundant
	null statement).
	* exp_unst.adb (Unnest_Subprogram.Uplev_Refs): Ignore uplevel
	references to bounds of types coming from original type reference.
	* checks.ads: Minor reformatting.
	* checks.adb: Minor reformatting.
	* sem_prag.adb (Analyze_Pragma, case Check): If in ignored
	assertion, then make sure we do not drag in bignum stuff.

From-SVN: r223053

sem_ch9.adb (Collect_Interfaces): Initialize Direct_Primitive_Operations for a tagged synchronized type...

2015-05-12  Ed Schonberg  <schonberg@adacore.com>

	* sem_ch9.adb (Collect_Interfaces): Initialize
	Direct_Primitive_Operations for a tagged synchronized type,
	so it can used in ASIS mode.
	* sem_disp.adb (Check_Dispatching_Operation): If expansion is
	disabled, attach subprogram to list of Direct_Primitive_Operations
	of synchronized type itself, for ASIS use, because in this case
	Corresponding_Record_Type is not built.
	* einfo.ads: Indicate use of Direct_Primitive_Operations on
	synchronized type.

From-SVN: r223051

2015-05-12  Pierre-Marie de Rodat  <derodat@adacore.com>

	* exp_pakd.adb: Make clearer the comment in exp_pakd.adb about
	___XP suffixes.

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* sem_ch3.adb, sem_util.adb, sem_ch6.adb: Minor reformatting.

2015-05-12  Robert Dewar  <dewar@adacore.com>

	* exp_unst.adb (Visit_Node): Deal with subprogram and package stubs.

2015-05-12  Ed Schonberg  <schonberg@adacore.com>

	* exp_intr.adb (Expand_Dispatching_Constructor_Call): The
	tag to be retrieved for the generated call is the first entry
	in the dispatch table for the return type of the instantiated
	constructor.

2015-05-12  Bob Duff  <duff@adacore.com>

	* exp_ch7.adb, exp_ch7.ads, exp_intr.adb, exp_util.adb,
	exp_util.ads: Update comments.

From-SVN: r223050