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authorDan Gohman <gohman@apple.com>2009-08-16 21:26:11 +0000
committerDan Gohman <gohman@apple.com>2009-08-16 21:26:11 +0000
commit3778f21b17e675c2fd1600901361fa4a73888eba (patch)
treee975284da0629a07af5221e21342860c2678c4c4 /include
parentface41a4de759e881bea1769d86c4cfda2cd1545 (diff)
Add a getOffsetOf, for building a target-independent expression for
offsetof, similar to getSizeOf for sizeof. git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@79208 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'include')
-rw-r--r--include/llvm/Constants.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/llvm/Constants.h b/include/llvm/Constants.h
index e26bb62c35..a66773c0b5 100644
--- a/include/llvm/Constants.h
+++ b/include/llvm/Constants.h
@@ -602,6 +602,11 @@ public:
/// independent way (Note: the return type is an i64).
///
static Constant* getSizeOf(const Type* Ty);
+
+ /// getOffsetOf constant expr - computes the offset of a field in a target
+ /// independent way (Note: the return type is an i64).
+ ///
+ static Constant* getOffsetOf(const StructType* Ty, unsigned FieldNo);
static Constant* getNeg(Constant* C);
static Constant* getFNeg(Constant* C);