add an accessor.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@34625 91177308-0d34-0410-b5e6-96231b3b80d8

1 files changed, 4 insertions, 0 deletions

diff --git a/lib/Target/X86/X86ISelLowering.h b/lib/Target/X86/X86ISelLowering.h
index ae013680eb..06e4635bbc 100644
--- a/lib/Target/X86/X86ISelLowering.h
+++ b/lib/Target/X86/X86ISelLowering.h
@@ -288,6 +288,10 @@ namespace llvm {
     // to this function.
     unsigned getBytesCallerReserves() const { return BytesCallerReserves; }
  
+    /// getStackPtrReg - Return the stack pointer register we are using: either
+    /// ESP or RSP.
+    unsigned getStackPtrReg() const { return X86StackPtr; }
+    
     /// LowerOperation - Provide custom lowering hooks for some operations.
     ///
     virtual SDOperand LowerOperation(SDOperand Op, SelectionDAG &DAG);