diff options
Diffstat (limited to 'lib/CodeGen/CodeGenFunction.h')
| -rw-r--r-- | lib/CodeGen/CodeGenFunction.h | 61 |
1 files changed, 43 insertions, 18 deletions
diff --git a/lib/CodeGen/CodeGenFunction.h b/lib/CodeGen/CodeGenFunction.h index 30ad663..fb2e5fe 100644 --- a/lib/CodeGen/CodeGenFunction.h +++ b/lib/CodeGen/CodeGenFunction.h @@ -268,7 +268,7 @@ public: /// this behavior for branches? void EmitBranchThroughCleanup(llvm::BasicBlock *Dest); - /// StartConditionalBranch - Should be called before a conditional part of an + /// BeginConditionalBranch - Should be called before a conditional part of an /// expression is emitted. For example, before the RHS of the expression below /// is emitted: /// @@ -276,13 +276,16 @@ public: /// /// This is used to make sure that any temporaries created in the conditional /// branch are only destroyed if the branch is taken. - void StartConditionalBranch() { + void BeginConditionalBranch() { ++ConditionalBranchLevel; } - /// FinishConditionalBranch - Should be called after a conditional part of an + /// EndConditionalBranch - Should be called after a conditional part of an /// expression has been emitted. - void FinishConditionalBranch() { + void EndConditionalBranch() { + assert(ConditionalBranchLevel != 0 && + "Conditional branch mismatch!"); + --ConditionalBranchLevel; } @@ -472,7 +475,7 @@ public: const BlockInfo& Info, const Decl *OuterFuncDecl, llvm::DenseMap<const Decl*, llvm::Value*> ldm, - CharUnits &Size, uint64_t &Align, + CharUnits &Size, CharUnits &Align, llvm::SmallVector<const Expr *, 8> &subBlockDeclRefDecls, bool &subBlockHasCopyDispose); @@ -569,6 +572,9 @@ public: const llvm::Type *ConvertTypeForMem(QualType T); const llvm::Type *ConvertType(QualType T); + const llvm::Type *ConvertType(const TypeDecl *T) { + return ConvertType(getContext().getTypeDeclType(T)); + } /// LoadObjCSelf - Load the value of self. This function is only valid while /// generating code for an Objective-C method. @@ -652,10 +658,15 @@ public: } /// CreateTempAlloca - This creates a alloca and inserts it into the entry - /// block. + /// block. The caller is responsible for setting an appropriate alignment on + /// the alloca. llvm::AllocaInst *CreateTempAlloca(const llvm::Type *Ty, const llvm::Twine &Name = "tmp"); + /// CreateMemTemp - Create a temporary memory object of the given type, with + /// appropriate alignment. + llvm::Value *CreateMemTemp(QualType T, const llvm::Twine &Name = "tmp"); + /// EvaluateExprAsBool - Perform the usual unary conversions on the specified /// expression and compare the result against zero, returning an Int1Ty value. llvm::Value *EvaluateExprAsBool(const Expr *E); @@ -732,11 +743,16 @@ public: /// LoadCXXVTT - Load the VTT parameter to base constructors/destructors have /// virtual bases. llvm::Value *LoadCXXVTT(); + + /// GetAddressOfBaseOfCompleteClass - Convert the given pointer to a + /// complete class down to one of its virtual bases. + llvm::Value *GetAddressOfBaseOfCompleteClass(llvm::Value *Value, + bool IsVirtual, + const CXXRecordDecl *Derived, + const CXXRecordDecl *Base); /// GetAddressOfBaseClass - This function will add the necessary delta to the /// load of 'this' and returns address of the base class. - // FIXME. This currently only does a derived to non-virtual base conversion. - // Other kinds of conversions will come later. llvm::Value *GetAddressOfBaseClass(llvm::Value *Value, const CXXRecordDecl *ClassDecl, const CXXRecordDecl *BaseClassDecl, @@ -747,10 +763,9 @@ public: const CXXRecordDecl *DerivedClassDecl, bool NullCheckValue); - llvm::Value * - GetVirtualCXXBaseClassOffset(llvm::Value *This, - const CXXRecordDecl *ClassDecl, - const CXXRecordDecl *BaseClassDecl); + llvm::Value *GetVirtualBaseClassOffset(llvm::Value *This, + const CXXRecordDecl *ClassDecl, + const CXXRecordDecl *BaseClassDecl); void EmitClassAggrMemberwiseCopy(llvm::Value *DestValue, llvm::Value *SrcValue, @@ -843,7 +858,8 @@ public: /// This function can be called with a null (unreachable) insert point. void EmitLocalBlockVarDecl(const VarDecl &D); - void EmitStaticBlockVarDecl(const VarDecl &D); + void EmitStaticBlockVarDecl(const VarDecl &D, + llvm::GlobalValue::LinkageTypes Linkage); /// EmitParmDecl - Emit a ParmVarDecl or an ImplicitParamDecl. void EmitParmDecl(const VarDecl &D, llvm::Value *Arg); @@ -1005,12 +1021,18 @@ public: LValue EmitCastLValue(const CastExpr *E); LValue EmitNullInitializationLValue(const CXXZeroInitValueExpr *E); - LValue EmitPointerToDataMemberLValue(const FieldDecl *Field); - llvm::Value *EmitIvarOffset(const ObjCInterfaceDecl *Interface, const ObjCIvarDecl *Ivar); LValue EmitLValueForField(llvm::Value* Base, const FieldDecl* Field, - bool isUnion, unsigned CVRQualifiers); + unsigned CVRQualifiers); + + /// EmitLValueForFieldInitialization - Like EmitLValueForField, except that + /// if the Field is a reference, this will return the address of the reference + /// and not the address of the value stored in the reference. + LValue EmitLValueForFieldInitialization(llvm::Value* Base, + const FieldDecl* Field, + unsigned CVRQualifiers); + LValue EmitLValueForIvar(QualType ObjectTy, llvm::Value* Base, const ObjCIvarDecl *Ivar, unsigned CVRQualifiers); @@ -1103,8 +1125,7 @@ public: /// EmitReferenceBindingToExpr - Emits a reference binding to the passed in /// expression. Will emit a temporary variable if E is not an LValue. - RValue EmitReferenceBindingToExpr(const Expr* E, QualType DestType, - bool IsInitializer = false); + RValue EmitReferenceBindingToExpr(const Expr* E, bool IsInitializer = false); //===--------------------------------------------------------------------===// // Expression Emission @@ -1135,6 +1156,10 @@ public: bool IgnoreResult = false, bool IsInitializer = false, bool RequiresGCollection = false); + /// EmitAggExprToLValue - Emit the computation of the specified expression of + /// aggregate type into a temporary LValue. + LValue EmitAggExprToLValue(const Expr *E); + /// EmitGCMemmoveCollectable - Emit special API for structs with object /// pointers. void EmitGCMemmoveCollectable(llvm::Value *DestPtr, llvm::Value *SrcPtr, |
