From 27984e67f7958c83e69aa15859d29867c46097a9 Mon Sep 17 00:00:00 2001
From: Chris Lattner <sabre@nondot.org>
Date: Thu, 26 Jan 2012 00:06:44 +0000
Subject: [PATCH] add StructType helpers too.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@149000 91177308-0d34-0410-b5e6-96231b3b80d8
---
 include/llvm/Type.h |  5 ++++-
 lib/VMCore/Type.cpp | 14 ++++++++++++++
 2 files changed, 18 insertions(+), 1 deletion(-)

diff --git a/include/llvm/Type.h b/include/llvm/Type.h
index d3b2f1383fb..185258d8ff2 100644
--- a/include/llvm/Type.h
+++ b/include/llvm/Type.h
@@ -26,6 +26,7 @@ class raw_ostream;
 class Module;
 class LLVMContext;
 class LLVMContextImpl;
+class StringRef;
 template<class GraphType> struct GraphTraits;
 
 /// The instances of the Type class are immutable: once they are created,
@@ -327,7 +328,9 @@ public:
   unsigned getFunctionNumParams() const;
   bool isFunctionVarArg() const;
   
-  // TODO: StructType
+  StringRef getStructName() const;
+  unsigned getStructNumElements() const;
+  Type *getStructElementType(unsigned N) const;
   
   Type *getSequentialElementType() const;
   
diff --git a/lib/VMCore/Type.cpp b/lib/VMCore/Type.cpp
index 627f6452c66..f5c88ccd38a 100644
--- a/lib/VMCore/Type.cpp
+++ b/lib/VMCore/Type.cpp
@@ -217,6 +217,20 @@ unsigned Type::getFunctionNumParams() const {
   return cast<FunctionType>(this)->getNumParams();
 }
 
+StringRef Type::getStructName() const {
+  return cast<StructType>(this)->getName();
+}
+
+unsigned Type::getStructNumElements() const {
+  return cast<StructType>(this)->getNumElements();
+}
+
+Type *Type::getStructElementType(unsigned N) const {
+  return cast<StructType>(this)->getElementType(N);
+}
+
+
+
 Type *Type::getSequentialElementType() const {
   return cast<SequentialType>(this)->getElementType();
 }