llvm-project/clang/lib/CodeGen/CGTemporaries.cpp

47 lines
1.6 KiB
C++

//===--- CGTemporaries.cpp - Emit LLVM Code for C++ temporaries -----------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
//
// This contains code dealing with C++ code generation of temporaries
//
//===----------------------------------------------------------------------===//
#include "CodeGenFunction.h"
using namespace clang;
using namespace CodeGen;
namespace {
struct DestroyTemporary {
static void Emit(CodeGenFunction &CGF, bool forEH,
const CXXDestructorDecl *dtor, llvm::Value *addr) {
CGF.EmitCXXDestructorCall(dtor, Dtor_Complete, /*ForVirtualBase=*/false,
addr);
}
};
}
/// Emits all the code to cause the given temporary to be cleaned up.
void CodeGenFunction::EmitCXXTemporary(const CXXTemporary *Temporary,
llvm::Value *Ptr) {
pushFullExprCleanup<DestroyTemporary>(NormalAndEHCleanup,
Temporary->getDestructor(),
Ptr);
}
RValue
CodeGenFunction::EmitExprWithCleanups(const ExprWithCleanups *E,
AggValueSlot Slot) {
RunCleanupsScope Scope(*this);
return EmitAnyExpr(E->getSubExpr(), Slot);
}
LValue CodeGenFunction::EmitExprWithCleanupsLValue(const ExprWithCleanups *E) {
RunCleanupsScope Scope(*this);
return EmitLValue(E->getSubExpr());
}