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-rw-r--r--lib/Target/PowerPC/PPCISelLowering.cpp12
1 files changed, 10 insertions, 2 deletions
diff --git a/lib/Target/PowerPC/PPCISelLowering.cpp b/lib/Target/PowerPC/PPCISelLowering.cpp
index f1a673c3cc..6b93d945f8 100644
--- a/lib/Target/PowerPC/PPCISelLowering.cpp
+++ b/lib/Target/PowerPC/PPCISelLowering.cpp
@@ -2808,6 +2808,14 @@ unsigned PrepareCall(SelectionDAG &DAG, SDValue &Callee, SDValue &InFlag,
return CallOpc;
}
+static
+bool isLocalCall(const SDValue &Callee)
+{
+ if (GlobalAddressSDNode *G = dyn_cast<GlobalAddressSDNode>(Callee))
+ return !G->getGlobal()->isDeclaration();
+ return false;
+}
+
SDValue
PPCTargetLowering::LowerCallResult(SDValue Chain, SDValue InFlag,
CallingConv::ID CallConv, bool isVarArg,
@@ -2916,8 +2924,8 @@ PPCTargetLowering::FinishCall(CallingConv::ID CallConv, DebugLoc dl,
// from allocating it), resulting in an additional register being
// allocated and an unnecessary move instruction being generated.
needsTOCRestore = true;
- } else if (CallOpc == PPCISD::CALL_SVR4) {
- // Otherwise insert NOP.
+ } else if ((CallOpc == PPCISD::CALL_SVR4) && !isLocalCall(Callee)) {
+ // Otherwise insert NOP for non-local calls.
CallOpc = PPCISD::CALL_NOP_SVR4;
}
}