Add CGException.cpp, to be used for exception related code generation.

git-svn-id: https://llvm.org/svn/llvm-project/cfe/trunk@85560 91177308-0d34-0410-b5e6-96231b3b80d8

4 files changed, 29 insertions, 1 deletions

diff --git a/lib/CodeGen/CGException.cpp b/lib/CodeGen/CGException.cpp
new file mode 100644
index 0000000000..fe62fa7867
--- /dev/null
+++ b/lib/CodeGen/CGException.cpp
@@ -0,0 +1,20 @@
+//===--- CGException.cpp - Emit LLVM Code for C++ exceptions --------------===//
+//
+//                     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++ exception related code generation.
+//
+//===----------------------------------------------------------------------===//
+
+#include "CodeGenFunction.h"
+using namespace clang;
+using namespace CodeGen;
+
+void CodeGenFunction::EmitCXXThrowExpr(const CXXThrowExpr *E) {
+  ErrorUnsupported(E, "throw expression");
+}
diff --git a/lib/CodeGen/CGExprScalar.cpp b/lib/CodeGen/CGExprScalar.cpp
index a42de7d14d..4bff8c44b3 100644
--- a/lib/CodeGen/CGExprScalar.cpp
+++ b/lib/CodeGen/CGExprScalar.cpp
@@ -277,7 +277,12 @@ public:
   Value *VisitCXXNullPtrLiteralExpr(const CXXNullPtrLiteralExpr *E) {
     return llvm::Constant::getNullValue(ConvertType(E->getType()));
   }
-    
+
+  Value *VisitCXXThrowExpr(const CXXThrowExpr *E) {
+    CGF.EmitCXXThrowExpr(E);
+    return 0;
+  }
+
   // Binary Operators.
   Value *EmitMul(const BinOpInfo &Ops) {
     if (CGF.getContext().getLangOptions().OverflowChecking
diff --git a/lib/CodeGen/CMakeLists.txt b/lib/CodeGen/CMakeLists.txt
index 2f46313c9c..10884a7560 100644
--- a/lib/CodeGen/CMakeLists.txt
+++ b/lib/CodeGen/CMakeLists.txt
@@ -10,6 +10,7 @@ add_clang_library(clangCodeGen
   CGCall.cpp
   CGDebugInfo.cpp
   CGDecl.cpp
+  CGException.cpp
   CGExpr.cpp
   CGExprAgg.cpp
   CGExprComplex.cpp
diff --git a/lib/CodeGen/CodeGenFunction.h b/lib/CodeGen/CodeGenFunction.h
index e4ae77e35b..c4b8945ce3 100644
--- a/lib/CodeGen/CodeGenFunction.h
+++ b/lib/CodeGen/CodeGenFunction.h
@@ -1014,6 +1014,8 @@ public:
                                     bool IsAggLocVolatile = false,
                                     bool IsInitializer = false);
 
+  void EmitCXXThrowExpr(const CXXThrowExpr *E);
+  
   //===--------------------------------------------------------------------===//
   //                             Internal Helpers
   //===--------------------------------------------------------------------===//