Improve ext/trunc patterns on PPC64.

[oota-llvm.git] / lib / Target / PowerPC / PPCISelLowering.cpp

diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp
index 1f6a9f71e88f193e8577ab5b533c2bea61fc552d..c0d75b237c7e5bb2a147bbe875c21cd1f006acc4 100644 (file)
--- a/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -1239,9 +1239,9 @@ SDValue PPCTargetLowering::LowerGlobalTLSAddress(SDValue Op,
 
   if (model != TLSModel::LocalExec)
     llvm_unreachable("only local-exec TLS mode supported");
-  SDValue R13 = DAG.getRegister(is64bit ? PPC::X13 : PPC::R13,
-                                is64bit ? MVT::i64 : MVT::i32);
-  SDValue Hi = DAG.getNode(PPCISD::Hi, dl, PtrVT, TGAHi, R13);
+  SDValue TLSReg = DAG.getRegister(is64bit ? PPC::X13 : PPC::R2,
+                                   is64bit ? MVT::i64 : MVT::i32);
+  SDValue Hi = DAG.getNode(PPCISD::Hi, dl, PtrVT, TGAHi, TLSReg);
   return DAG.getNode(PPCISD::Lo, dl, PtrVT, TGALo, Hi);
 }