Add callseq_begin/end support
Call stil not supported yet
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@22998 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
index d949bce..5300f59 100644
--- a/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ b/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -920,6 +920,16 @@
AddrOp1, AddrOp2, Select(N->getOperand(0)));
break;
}
+
+ case ISD::CALLSEQ_START:
+ case ISD::CALLSEQ_END: {
+ unsigned Amt = cast<ConstantSDNode>(N->getOperand(1))->getValue();
+ unsigned Opc = N->getOpcode() == ISD::CALLSEQ_START ?
+ PPC::ADJCALLSTACKDOWN : PPC::ADJCALLSTACKUP;
+ CurDAG->SelectNodeTo(N, MVT::Other, Opc, Select(N->getOperand(0)),
+ getI32Imm(Amt));
+ break;
+ }
case ISD::RET: {
SDOperand Chain = Select(N->getOperand(0)); // Token chain.