Differential D34121 Diff 102603 lib/CodeGen/CodeGenFunction.h

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lib/CodeGen/CodeGenFunction.h

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/// evaluate to true based on PGO data.		/// evaluate to true based on PGO data.
void EmitBranchOnBoolExpr(const Expr Cond, llvm::BasicBlock TrueBlock,		void EmitBranchOnBoolExpr(const Expr Cond, llvm::BasicBlock TrueBlock,
llvm::BasicBlock *FalseBlock, uint64_t TrueCount);		llvm::BasicBlock *FalseBlock, uint64_t TrueCount);

/// Given an assignment `*LHS = RHS`, emit a test that checks if \p RHS is		/// Given an assignment `*LHS = RHS`, emit a test that checks if \p RHS is
/// nonnull, if \p LHS is marked _Nonnull.		/// nonnull, if \p LHS is marked _Nonnull.
void EmitNullabilityCheck(LValue LHS, llvm::Value *RHS, SourceLocation Loc);		void EmitNullabilityCheck(LValue LHS, llvm::Value *RHS, SourceLocation Loc);

		/// An enumeration which makes it easier to specify whether or not an
		/// operation is a subtraction.
		enum { NotSubtraction = false, IsSubtraction = true };

/// Same as IRBuilder::CreateInBoundsGEP, but additionally emits a check to		/// Same as IRBuilder::CreateInBoundsGEP, but additionally emits a check to
/// detect undefined behavior when the pointer overflow sanitizer is enabled.		/// detect undefined behavior when the pointer overflow sanitizer is enabled.
/// \p SignedIndices indicates whether any of the GEP indices are signed.		/// \p SignedIndices indicates whether any of the GEP indices are signed.
		/// \p IsSubtraction indicates whether the expression used to form the GEP
		/// is a subtraction.
llvm::Value EmitCheckedInBoundsGEP(llvm::Value Ptr,		llvm::Value EmitCheckedInBoundsGEP(llvm::Value Ptr,
ArrayRef<llvm::Value *> IdxList,		ArrayRef<llvm::Value *> IdxList,
bool SignedIndices,		bool SignedIndices,
		bool IsSubtraction,
SourceLocation Loc,		SourceLocation Loc,
const Twine &Name = "");		const Twine &Name = "");

/// \brief Emit a description of a type in a format suitable for passing to		/// \brief Emit a description of a type in a format suitable for passing to
/// a runtime sanitizer handler.		/// a runtime sanitizer handler.
llvm::Constant *EmitCheckTypeDescriptor(QualType T);		llvm::Constant *EmitCheckTypeDescriptor(QualType T);

/// \brief Convert a value into a format suitable for passing to a runtime		/// \brief Convert a value into a format suitable for passing to a runtime
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