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Revert "[OpenMP][OMPIRBuilder] Add Directives (master and critical) to OMPBuilder."
This reverts commit 1ca740387b9bbdc142ac81c8bdd6370a8813e328. The bots break [0], investigation is needed. [0] http://lab.llvm.org:8011/builders/clang-x86_64-debian-fast/builds/22899
This commit is contained in:
Johannes Doerfert
parent
0e8b45d86c
commit
b1f217520e
@ -20,7 +20,6 @@
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namespace llvm {
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class Type;
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class Module;
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class ArrayType;
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class StructType;
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class PointerType;
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class FunctionType;
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@ -86,9 +85,6 @@ StringRef getOpenMPDirectiveName(Directive D);
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namespace types {
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#define OMP_TYPE(VarName, InitValue) extern Type *VarName;
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#define OMP_ARRAY_TYPE(VarName, ElemTy, ArraySize) \
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extern ArrayType *VarName##Ty; \
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extern PointerType *VarName##PtrTy;
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#define OMP_FUNCTION_TYPE(VarName, IsVarArg, ReturnType, ...) \
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extern FunctionType *VarName; \
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extern PointerType *VarName##Ptr;
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@ -243,119 +243,6 @@ private:
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/// Map to remember existing ident_t*.
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DenseMap<std::pair<Constant *, uint64_t>, GlobalVariable *> IdentMap;
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/// An ordered map of auto-generated variables to their unique names.
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/// It stores variables with the following names: 1) ".gomp_critical_user_" +
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/// <critical_section_name> + ".var" for "omp critical" directives; 2)
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/// <mangled_name_for_global_var> + ".cache." for cache for threadprivate
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/// variables.
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StringMap<AssertingVH<Constant>, BumpPtrAllocator> InternalVars;
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public:
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/// Generator for '#omp master'
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///
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/// \param Loc The insert and source location description.
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/// \param BodyGenCB Callback that will generate the region code.
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/// \param FiniCB Callback to finalize variable copies.
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///
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/// \returns The insertion position *after* the master.
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InsertPointTy CreateMaster(const LocationDescription &Loc,
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BodyGenCallbackTy BodyGenCB,
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FinalizeCallbackTy FiniCB);
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/// Generator for '#omp master'
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///
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/// \param Loc The insert and source location description.
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/// \param BodyGenCB Callback that will generate the region body code.
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/// \param FiniCB Callback to finalize variable copies.
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/// \param CriticalName name of the lock used by the critical directive
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/// \param HintInst Hint Instruction for hint clause associated with critical
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///
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/// \returns The insertion position *after* the master.
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InsertPointTy CreateCritical(const LocationDescription &Loc,
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BodyGenCallbackTy BodyGenCB,
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FinalizeCallbackTy FiniCB,
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StringRef CriticalName, Value *HintInst);
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private:
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/// Common interface for generating entry calls for OMP Directives.
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/// if the directive has a region/body, It will set the insertion
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/// point to the body
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///
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/// \param OMPD Directive to generate entry blocks for
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/// \param EntryCall Call to the entry OMP Runtime Function
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/// \param ExitBB block where the region ends.
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/// \param Conditional indicate if the entry call result will be used
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/// to evaluate a conditional of whether a thread will execute
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/// body code or not.
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///
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/// \return The insertion position in exit block
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InsertPointTy emitCommonDirectiveEntry(omp::Directive OMPD, Value *EntryCall,
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BasicBlock *ExitBB,
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bool Conditional = false);
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/// Common interface to finalize the region
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///
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/// \param OMPD Directive to generate exiting code for
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/// \param FinIP Insertion point for emitting Finalization code and exit call
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/// \param ExitCall Call to the ending OMP Runtime Function
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/// \param HasFinalize indicate if the directive will require finalization
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/// and has a finalization callback in the stack that
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/// should be called.
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///
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/// \return The insertion position in exit block
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InsertPointTy emitCommonDirectiveExit(omp::Directive OMPD,
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InsertPointTy FinIP,
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Instruction *ExitCall,
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bool HasFinalize = true);
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/// Common Interface to generate OMP inlined regions
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///
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/// \param OMPD Directive to generate inlined region for
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/// \param EntryCall Call to the entry OMP Runtime Function
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/// \param ExitCall Call to the ending OMP Runtime Function
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/// \param BodyGenCB Body code generation callback.
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/// \param FiniCB Finalization Callback. Will be called when finalizing region
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/// \param Conditional indicate if the entry call result will be used
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/// to evaluate a conditional of whether a thread will execute
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/// body code or not.
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/// \param HasFinalize indicate if the directive will require finalization
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/// and has a finalization callback in the stack that should
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/// be called.
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///
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/// \return The insertion point after the region
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InsertPointTy
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EmitOMPInlinedRegion(omp::Directive OMPD, Instruction *EntryCall,
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Instruction *ExitCall, BodyGenCallbackTy BodyGenCB,
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FinalizeCallbackTy FiniCB, bool Conditional = false,
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bool HasFinalize = true);
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/// Get the platform-specific name separator.
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/// \param Parts different parts of the final name that needs separation
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/// \param Firstseparator First separator used between the initial two
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/// parts of the name.
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/// \param Separator separator used between all of the rest consecutinve
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/// parts of the name
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static std::string getNameWithSeparators(ArrayRef<StringRef> Parts,
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StringRef FirstSeparator,
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StringRef Separator);
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/// Gets (if variable with the given name already exist) or creates
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/// internal global variable with the specified Name. The created variable has
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/// linkage CommonLinkage by default and is initialized by null value.
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/// \param Ty Type of the global variable. If it is exist already the type
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/// must be the same.
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/// \param Name Name of the variable.
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Constant *getOrCreateOMPInternalVariable(Type *Ty, const Twine &Name,
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unsigned AddressSpace = 0);
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/// Returns corresponding lock object for the specified critical region
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/// name. If the lock object does not exist it is created, otherwise the
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/// reference to the existing copy is returned.
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/// \param CriticalName Name of the critical region.
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///
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Value *getOMPCriticalRegionLock(StringRef CriticalName);
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};
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} // end namespace llvm
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@ -122,24 +122,6 @@ __OMP_TYPE(Int32Ptr)
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///}
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/// array types
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///
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///{
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#ifndef OMP_ARRAY_TYPE
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#define OMP_ARRAY_TYPE(VarName, ElemTy, ArraySize)
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#endif
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#define __OMP_ARRAY_TYPE(VarName, ElemTy, ArraySize) \
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OMP_ARRAY_TYPE(VarName, ElemTy, ArraySize)
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__OMP_ARRAY_TYPE(KmpCriticalName, Int32, 8)
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#undef __OMP_ARRAY_TYPE
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#undef OMP_ARRAY_TYPE
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///}
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/// Struct and function types
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///
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///{
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@ -194,12 +176,6 @@ __OMP_RTL(__kmpc_end_serialized_parallel, false, Void, IdentPtr, Int32)
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__OMP_RTL(omp_get_thread_num, false, Int32, )
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__OMP_RTL(__kmpc_master, false, Int32, IdentPtr, Int32)
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__OMP_RTL(__kmpc_end_master, false, Void, IdentPtr, Int32)
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__OMP_RTL(__kmpc_critical, false, Void, IdentPtr, Int32, KmpCriticalNamePtrTy)
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__OMP_RTL(__kmpc_critical_with_hint, false, Void, IdentPtr, Int32, KmpCriticalNamePtrTy, Int32)
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__OMP_RTL(__kmpc_end_critical, false, Void, IdentPtr, Int32, KmpCriticalNamePtrTy)
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#undef __OMP_RTL
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#undef OMP_RTL
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@ -36,16 +36,14 @@ StringRef llvm::omp::getOpenMPDirectiveName(Directive Kind) {
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llvm_unreachable("Invalid OpenMP directive kind");
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}
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/// Declarations for LLVM-IR types (simple, array, function and structure) are
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/// Declarations for LLVM-IR types (simple, function and structure) are
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/// generated below. Their names are defined and used in OpenMPKinds.def. Here
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/// we provide the declarations, the initializeTypes function will provide the
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/// values.
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///
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///{
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#define OMP_TYPE(VarName, InitValue) Type *llvm::omp::types::VarName = nullptr;
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#define OMP_ARRAY_TYPE(VarName, ElemTy, ArraySize) \
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ArrayType *llvm::omp::types::VarName##Ty = nullptr; \
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PointerType *llvm::omp::types::VarName##PtrTy = nullptr;
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#define OMP_FUNCTION_TYPE(VarName, IsVarArg, ReturnType, ...) \
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FunctionType *llvm::omp::types::VarName = nullptr; \
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PointerType *llvm::omp::types::VarName##Ptr = nullptr;
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@ -65,9 +63,6 @@ void llvm::omp::types::initializeTypes(Module &M) {
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// the llvm::PointerTypes of them for easy access later.
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StructType *T;
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#define OMP_TYPE(VarName, InitValue) VarName = InitValue;
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#define OMP_ARRAY_TYPE(VarName, ElemTy, ArraySize) \
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VarName##Ty = ArrayType::get(ElemTy, ArraySize); \
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VarName##PtrTy = PointerType::getUnqual(VarName##Ty);
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#define OMP_FUNCTION_TYPE(VarName, IsVarArg, ReturnType, ...) \
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VarName = FunctionType::get(ReturnType, {__VA_ARGS__}, IsVarArg); \
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VarName##Ptr = PointerType::getUnqual(VarName);
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@ -630,240 +630,3 @@ IRBuilder<>::InsertPoint OpenMPIRBuilder::CreateParallel(
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return AfterIP;
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}
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OpenMPIRBuilder::InsertPointTy
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OpenMPIRBuilder::CreateMaster(const LocationDescription &Loc,
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BodyGenCallbackTy BodyGenCB,
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FinalizeCallbackTy FiniCB) {
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if (!updateToLocation(Loc))
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return Loc.IP;
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Directive OMPD = Directive::OMPD_master;
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Constant *SrcLocStr = getOrCreateSrcLocStr(Loc);
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Value *Ident = getOrCreateIdent(SrcLocStr);
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Value *ThreadId = getOrCreateThreadID(Ident);
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Value *Args[] = {Ident, ThreadId};
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Function *EntryRTLFn = getOrCreateRuntimeFunction(OMPRTL___kmpc_master);
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Instruction *EntryCall = Builder.CreateCall(EntryRTLFn, Args);
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Function *ExitRTLFn = getOrCreateRuntimeFunction(OMPRTL___kmpc_end_master);
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Instruction *ExitCall = Builder.CreateCall(ExitRTLFn, Args);
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return EmitOMPInlinedRegion(OMPD, EntryCall, ExitCall, BodyGenCB, FiniCB,
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/*Conditional*/ true, /*hasFinalize*/ true);
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}
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OpenMPIRBuilder::InsertPointTy OpenMPIRBuilder::CreateCritical(
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const LocationDescription &Loc, BodyGenCallbackTy BodyGenCB,
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FinalizeCallbackTy FiniCB, StringRef CriticalName, Value *HintInst) {
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if (!updateToLocation(Loc))
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return Loc.IP;
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Directive OMPD = Directive::OMPD_critical;
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Constant *SrcLocStr = getOrCreateSrcLocStr(Loc);
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Value *Ident = getOrCreateIdent(SrcLocStr);
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Value *ThreadId = getOrCreateThreadID(Ident);
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Value *LockVar = getOMPCriticalRegionLock(CriticalName);
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Value *Args[] = {Ident, ThreadId, LockVar};
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SmallVector<llvm::Value *, 4> EnterArgs(std::begin(Args), std::end(Args));
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Function *RTFn = nullptr;
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if (HintInst) {
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// Add Hint to entry Args and create call
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EnterArgs.push_back(HintInst);
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RTFn = getOrCreateRuntimeFunction(OMPRTL___kmpc_critical_with_hint);
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} else {
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RTFn = getOrCreateRuntimeFunction(OMPRTL___kmpc_critical);
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}
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Instruction *EntryCall = Builder.CreateCall(RTFn, EnterArgs);
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Function *ExitRTLFn = getOrCreateRuntimeFunction(OMPRTL___kmpc_end_critical);
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Instruction *ExitCall = Builder.CreateCall(ExitRTLFn, Args);
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return EmitOMPInlinedRegion(OMPD, EntryCall, ExitCall, BodyGenCB, FiniCB,
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/*Conditional*/ false, /*hasFinalize*/ true);
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}
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OpenMPIRBuilder::InsertPointTy OpenMPIRBuilder::EmitOMPInlinedRegion(
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Directive OMPD, Instruction *EntryCall, Instruction *ExitCall,
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BodyGenCallbackTy BodyGenCB, FinalizeCallbackTy FiniCB, bool Conditional,
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bool HasFinalize) {
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if (HasFinalize)
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FinalizationStack.push_back({FiniCB, OMPD, /*IsCancellable*/ false});
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// Create inlined region's entry and body blocks, in preparation
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// for conditional creation
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BasicBlock *EntryBB = Builder.GetInsertBlock();
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Instruction *SplitPos = EntryBB->getTerminator();
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if (!isa_and_nonnull<BranchInst>(SplitPos))
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SplitPos = new UnreachableInst(Builder.getContext(), EntryBB);
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BasicBlock *ExitBB = EntryBB->splitBasicBlock(SplitPos, "omp_region.end");
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BasicBlock *FiniBB =
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EntryBB->splitBasicBlock(EntryBB->getTerminator(), "omp_region.finalize");
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Builder.SetInsertPoint(EntryBB->getTerminator());
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emitCommonDirectiveEntry(OMPD, EntryCall, ExitBB, Conditional);
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// generate body
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BodyGenCB(/* AllocaIP */ InsertPointTy(),
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/* CodeGenIP */ Builder.saveIP(), *FiniBB);
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// If we didn't emit a branch to FiniBB during body generation, it means
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// FiniBB is unreachable (e.g. while(1);). stop generating all the
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// unreachable blocks, and remove anything we are not going to use.
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auto SkipEmittingRegion = FiniBB->hasNPredecessors(0);
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if (SkipEmittingRegion) {
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FiniBB->eraseFromParent();
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ExitCall->eraseFromParent();
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// Discard finalization if we have it.
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if (HasFinalize) {
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assert(!FinalizationStack.empty() &&
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"Unexpected finalization stack state!");
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FinalizationStack.pop_back();
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}
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} else {
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// emit exit call and do any needed finalization.
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auto FinIP = InsertPointTy(FiniBB, FiniBB->getFirstInsertionPt());
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assert(FiniBB->getTerminator()->getNumSuccessors() == 1 &&
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FiniBB->getTerminator()->getSuccessor(0) == ExitBB &&
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"Unexpected control flow graph state!!");
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emitCommonDirectiveExit(OMPD, FinIP, ExitCall, HasFinalize);
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assert(FiniBB->getUniquePredecessor()->getUniqueSuccessor() == FiniBB &&
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"Unexpected Control Flow State!");
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MergeBlockIntoPredecessor(FiniBB);
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}
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// If we are skipping the region of a non conditional, remove the exit
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// block, and clear the builder's insertion point.
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BasicBlock *IPBB = SplitPos->getParent();
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assert(IPBB == ExitBB && "Unexpected Insertion point location!");
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if (!Conditional && SkipEmittingRegion) {
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ExitBB->eraseFromParent();
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Builder.ClearInsertionPoint();
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} else {
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auto merged = MergeBlockIntoPredecessor(ExitBB);
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BasicBlock *ExitPredBB = SplitPos->getParent();
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auto InsertBB = merged ? ExitPredBB : ExitBB;
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if (!isa_and_nonnull<BranchInst>(SplitPos))
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SplitPos->eraseFromParent();
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Builder.SetInsertPoint(InsertBB);
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}
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return Builder.saveIP();
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}
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OpenMPIRBuilder::InsertPointTy OpenMPIRBuilder::emitCommonDirectiveEntry(
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Directive OMPD, Value *EntryCall, BasicBlock *ExitBB, bool Conditional) {
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// if nothing to do, Return current insertion point.
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if (!Conditional)
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return Builder.saveIP();
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BasicBlock *EntryBB = Builder.GetInsertBlock();
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Value *CallBool = Builder.CreateIsNotNull(EntryCall);
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auto *ThenBB = BasicBlock::Create(M.getContext(), "omp_region.body");
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auto *UI = new UnreachableInst(Builder.getContext(), ThenBB);
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// Emit thenBB and set the Builder's insertion point there for
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// body generation next. Place the block after the current block.
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Function *CurFn = EntryBB->getParent();
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CurFn->getBasicBlockList().insertAfter(EntryBB->getIterator(), ThenBB);
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// Move Entry branch to end of ThenBB, and replace with conditional
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// branch (If-stmt)
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Instruction *EntryBBTI = EntryBB->getTerminator();
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Builder.CreateCondBr(CallBool, ThenBB, ExitBB);
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EntryBBTI->removeFromParent();
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Builder.SetInsertPoint(UI);
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Builder.Insert(EntryBBTI);
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UI->eraseFromParent();
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Builder.SetInsertPoint(ThenBB->getTerminator());
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// return an insertion point to ExitBB.
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return IRBuilder<>::InsertPoint(ExitBB, ExitBB->getFirstInsertionPt());
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}
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OpenMPIRBuilder::InsertPointTy OpenMPIRBuilder::emitCommonDirectiveExit(
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omp::Directive OMPD, InsertPointTy FinIP, Instruction *ExitCall,
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bool HasFinalize) {
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IRBuilder<>::InsertPointGuard IPG(Builder);
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Builder.restoreIP(FinIP);
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// If there is finalization to do, emit it before the exit call
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if (HasFinalize) {
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assert(!FinalizationStack.empty() &&
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"Unexpected finalization stack state!");
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FinalizationInfo Fi = FinalizationStack.pop_back_val();
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assert(Fi.DK == OMPD && "Unexpected Directive for Finalization call!");
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Fi.FiniCB(FinIP);
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BasicBlock *FiniBB = FinIP.getBlock();
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Instruction *FiniBBTI = FiniBB->getTerminator();
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// set Builder IP for call creation
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Builder.SetInsertPoint(FiniBBTI);
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}
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// place the Exitcall as last instruction before Finalization block terminator
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ExitCall->removeFromParent();
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Builder.Insert(ExitCall);
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return IRBuilder<>::InsertPoint(ExitCall->getParent(),
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ExitCall->getIterator());
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}
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std::string OpenMPIRBuilder::getNameWithSeparators(ArrayRef<StringRef> Parts,
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StringRef FirstSeparator,
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StringRef Separator) {
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SmallString<128> Buffer;
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llvm::raw_svector_ostream OS(Buffer);
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StringRef Sep = FirstSeparator;
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for (StringRef Part : Parts) {
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OS << Sep << Part;
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Sep = Separator;
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}
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return OS.str();
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}
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Constant *OpenMPIRBuilder::getOrCreateOMPInternalVariable(
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llvm::Type *Ty, const llvm::Twine &Name, unsigned AddressSpace) {
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// TODO: Replace the twine arg with stringref to get rid of the conversion
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// logic. However This is taken from current implementation in clang as is.
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// Since this method is used in many places exclusively for OMP internal use
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// we will keep it as is for temporarily until we move all users to the
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// builder and then, if possible, fix it everywhere in one go.
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SmallString<256> Buffer;
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llvm::raw_svector_ostream Out(Buffer);
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Out << Name;
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StringRef RuntimeName = Out.str();
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auto &Elem = *InternalVars.try_emplace(RuntimeName, nullptr).first;
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if (Elem.second) {
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assert(Elem.second->getType()->getPointerElementType() == Ty &&
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"OMP internal variable has different type than requested");
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} else {
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// TODO: investigate the appropriate linkage type used for the global
|
||||
// variable for possibly changing that to internal or private, or maybe
|
||||
// create different versions of the function for different OMP internal
|
||||
// variables.
|
||||
Elem.second = new llvm::GlobalVariable(
|
||||
M, Ty, /*IsConstant*/ false, llvm::GlobalValue::CommonLinkage,
|
||||
llvm::Constant::getNullValue(Ty), Elem.first(),
|
||||
/*InsertBefore=*/nullptr, llvm::GlobalValue::NotThreadLocal,
|
||||
AddressSpace);
|
||||
}
|
||||
|
||||
return Elem.second;
|
||||
}
|
||||
|
||||
Value *OpenMPIRBuilder::getOMPCriticalRegionLock(StringRef CriticalName) {
|
||||
std::string Prefix = Twine("gomp_critical_user_", CriticalName).str();
|
||||
std::string Name = getNameWithSeparators({Prefix, "var"}, ".", ".");
|
||||
return getOrCreateOMPInternalVariable(KmpCriticalNameTy, Name);
|
||||
}
|
||||
|
||||
@ -613,161 +613,4 @@ TEST_F(OpenMPIRBuilderTest, ParallelCancelBarrier) {
|
||||
}
|
||||
}
|
||||
|
||||
TEST_F(OpenMPIRBuilderTest, MasterDirective) {
|
||||
using InsertPointTy = OpenMPIRBuilder::InsertPointTy;
|
||||
OpenMPIRBuilder OMPBuilder(*M);
|
||||
OMPBuilder.initialize();
|
||||
F->setName("func");
|
||||
IRBuilder<> Builder(BB);
|
||||
|
||||
OpenMPIRBuilder::LocationDescription Loc({Builder.saveIP(), DL});
|
||||
|
||||
AllocaInst *PrivAI = nullptr;
|
||||
|
||||
BasicBlock *EntryBB = nullptr;
|
||||
BasicBlock *ExitBB = nullptr;
|
||||
BasicBlock *ThenBB = nullptr;
|
||||
|
||||
auto BodyGenCB = [&](InsertPointTy AllocaIP, InsertPointTy CodeGenIP,
|
||||
BasicBlock &FiniBB) {
|
||||
if (AllocaIP.isSet())
|
||||
Builder.restoreIP(AllocaIP);
|
||||
else
|
||||
Builder.SetInsertPoint(&*(F->getEntryBlock().getFirstInsertionPt()));
|
||||
PrivAI = Builder.CreateAlloca(F->arg_begin()->getType());
|
||||
Builder.CreateStore(F->arg_begin(), PrivAI);
|
||||
|
||||
llvm::BasicBlock *CodeGenIPBB = CodeGenIP.getBlock();
|
||||
llvm::Instruction *CodeGenIPInst = &*CodeGenIP.getPoint();
|
||||
EXPECT_EQ(CodeGenIPBB->getTerminator(), CodeGenIPInst);
|
||||
|
||||
Builder.restoreIP(CodeGenIP);
|
||||
|
||||
// collect some info for checks later
|
||||
ExitBB = FiniBB.getUniqueSuccessor();
|
||||
ThenBB = Builder.GetInsertBlock();
|
||||
EntryBB = ThenBB->getUniquePredecessor();
|
||||
|
||||
// simple instructions for body
|
||||
Value *PrivLoad = Builder.CreateLoad(PrivAI, "local.use");
|
||||
Builder.CreateICmpNE(F->arg_begin(), PrivLoad);
|
||||
};
|
||||
|
||||
auto FiniCB = [&](InsertPointTy IP) {
|
||||
BasicBlock *IPBB = IP.getBlock();
|
||||
EXPECT_NE(IPBB->end(), IP.getPoint());
|
||||
};
|
||||
|
||||
Builder.restoreIP(OMPBuilder.CreateMaster(Builder, BodyGenCB, FiniCB));
|
||||
Value *EntryBBTI = EntryBB->getTerminator();
|
||||
EXPECT_NE(EntryBBTI, nullptr);
|
||||
EXPECT_TRUE(isa<BranchInst>(EntryBBTI));
|
||||
BranchInst *EntryBr = cast<BranchInst>(EntryBB->getTerminator());
|
||||
EXPECT_TRUE(EntryBr->isConditional());
|
||||
EXPECT_EQ(EntryBr->getSuccessor(0), ThenBB);
|
||||
EXPECT_EQ(ThenBB->getUniqueSuccessor(), ExitBB);
|
||||
EXPECT_EQ(EntryBr->getSuccessor(1), ExitBB);
|
||||
|
||||
CmpInst *CondInst = cast<CmpInst>(EntryBr->getCondition());
|
||||
EXPECT_TRUE(isa<CallInst>(CondInst->getOperand(0)));
|
||||
|
||||
CallInst *MasterEntryCI = cast<CallInst>(CondInst->getOperand(0));
|
||||
EXPECT_EQ(MasterEntryCI->getNumArgOperands(), 2U);
|
||||
EXPECT_EQ(MasterEntryCI->getCalledFunction()->getName(), "__kmpc_master");
|
||||
EXPECT_TRUE(isa<GlobalVariable>(MasterEntryCI->getArgOperand(0)));
|
||||
|
||||
CallInst *MasterEndCI = nullptr;
|
||||
for (auto &FI : *ThenBB) {
|
||||
Instruction *cur = &FI;
|
||||
if (isa<CallInst>(cur)) {
|
||||
MasterEndCI = cast<CallInst>(cur);
|
||||
if (MasterEndCI->getCalledFunction()->getName() == "__kmpc_end_master")
|
||||
break;
|
||||
MasterEndCI = nullptr;
|
||||
}
|
||||
}
|
||||
EXPECT_NE(MasterEndCI, nullptr);
|
||||
EXPECT_EQ(MasterEndCI->getNumArgOperands(), 2U);
|
||||
EXPECT_TRUE(isa<GlobalVariable>(MasterEndCI->getArgOperand(0)));
|
||||
EXPECT_EQ(MasterEndCI->getArgOperand(1), MasterEntryCI->getArgOperand(1));
|
||||
}
|
||||
|
||||
TEST_F(OpenMPIRBuilderTest, CriticalDirective) {
|
||||
using InsertPointTy = OpenMPIRBuilder::InsertPointTy;
|
||||
OpenMPIRBuilder OMPBuilder(*M);
|
||||
OMPBuilder.initialize();
|
||||
F->setName("func");
|
||||
IRBuilder<> Builder(BB);
|
||||
|
||||
OpenMPIRBuilder::LocationDescription Loc({Builder.saveIP(), DL});
|
||||
|
||||
AllocaInst *PrivAI = Builder.CreateAlloca(F->arg_begin()->getType());
|
||||
|
||||
BasicBlock *EntryBB = nullptr;
|
||||
|
||||
auto BodyGenCB = [&](InsertPointTy AllocaIP, InsertPointTy CodeGenIP,
|
||||
BasicBlock &FiniBB) {
|
||||
// collect some info for checks later
|
||||
EntryBB = FiniBB.getUniquePredecessor();
|
||||
|
||||
// actual start for bodyCB
|
||||
llvm::BasicBlock *CodeGenIPBB = CodeGenIP.getBlock();
|
||||
llvm::Instruction *CodeGenIPInst = &*CodeGenIP.getPoint();
|
||||
EXPECT_EQ(CodeGenIPBB->getTerminator(), CodeGenIPInst);
|
||||
EXPECT_EQ(EntryBB, CodeGenIPBB);
|
||||
|
||||
// body begin
|
||||
Builder.restoreIP(CodeGenIP);
|
||||
Builder.CreateStore(F->arg_begin(), PrivAI);
|
||||
Value *PrivLoad = Builder.CreateLoad(PrivAI, "local.use");
|
||||
Builder.CreateICmpNE(F->arg_begin(), PrivLoad);
|
||||
};
|
||||
|
||||
auto FiniCB = [&](InsertPointTy IP) {
|
||||
BasicBlock *IPBB = IP.getBlock();
|
||||
EXPECT_NE(IPBB->end(), IP.getPoint());
|
||||
};
|
||||
|
||||
Builder.restoreIP(OMPBuilder.CreateCritical(Builder, BodyGenCB, FiniCB,
|
||||
"testCRT", nullptr));
|
||||
|
||||
Value *EntryBBTI = EntryBB->getTerminator();
|
||||
EXPECT_EQ(EntryBBTI, nullptr);
|
||||
|
||||
CallInst *CriticalEntryCI = nullptr;
|
||||
for (auto &EI : *EntryBB) {
|
||||
Instruction *cur = &EI;
|
||||
if (isa<CallInst>(cur)) {
|
||||
CriticalEntryCI = cast<CallInst>(cur);
|
||||
if (CriticalEntryCI->getCalledFunction()->getName() == "__kmpc_critical")
|
||||
break;
|
||||
CriticalEntryCI = nullptr;
|
||||
}
|
||||
}
|
||||
EXPECT_NE(CriticalEntryCI, nullptr);
|
||||
EXPECT_EQ(CriticalEntryCI->getNumArgOperands(), 3U);
|
||||
EXPECT_EQ(CriticalEntryCI->getCalledFunction()->getName(), "__kmpc_critical");
|
||||
EXPECT_TRUE(isa<GlobalVariable>(CriticalEntryCI->getArgOperand(0)));
|
||||
|
||||
CallInst *CriticalEndCI = nullptr;
|
||||
for (auto &FI : *EntryBB) {
|
||||
Instruction *cur = &FI;
|
||||
if (isa<CallInst>(cur)) {
|
||||
CriticalEndCI = cast<CallInst>(cur);
|
||||
if (CriticalEndCI->getCalledFunction()->getName() ==
|
||||
"__kmpc_end_critical")
|
||||
break;
|
||||
CriticalEndCI = nullptr;
|
||||
}
|
||||
}
|
||||
EXPECT_NE(CriticalEndCI, nullptr);
|
||||
EXPECT_EQ(CriticalEndCI->getNumArgOperands(), 3U);
|
||||
EXPECT_TRUE(isa<GlobalVariable>(CriticalEndCI->getArgOperand(0)));
|
||||
EXPECT_EQ(CriticalEndCI->getArgOperand(1), CriticalEntryCI->getArgOperand(1));
|
||||
PointerType *CriticalNamePtrTy =
|
||||
PointerType::getUnqual(ArrayType::get(Type::getInt32Ty(Ctx), 8));
|
||||
EXPECT_EQ(CriticalEndCI->getArgOperand(2), CriticalEntryCI->getArgOperand(2));
|
||||
EXPECT_EQ(CriticalEndCI->getArgOperand(2)->getType(), CriticalNamePtrTy);
|
||||
}
|
||||
|
||||
} // namespace
|
||||
|
||||
Loading…
Reference in New Issue
Block a user