jmp_bufs are this big on alpha.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@30107 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/Alpha/AlphaISelLowering.cpp b/lib/Target/Alpha/AlphaISelLowering.cpp
index 9c44f55..fde5801 100644
--- a/lib/Target/Alpha/AlphaISelLowering.cpp
+++ b/lib/Target/Alpha/AlphaISelLowering.cpp
@@ -135,6 +135,9 @@
   addLegalFPImmediate(+0.0); //F31
   addLegalFPImmediate(-0.0); //-F31
 
+  setJumpBufSize(272);
+  setJumpBufAlignment(16);
+
   computeRegisterProperties();
 
   useITOF = TM.getSubtarget<AlphaSubtarget>().hasF2I();