Treat TargetGlobalAddress as a constant for the purpose of matching pre-inc stores on PPC.
Thanks to Tobias von Koch for pointing out this problem.
llvm-svn: 158932
diff --git a/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp b/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
index b53deda..a00f686 100644
--- a/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
+++ b/llvm/lib/Target/PowerPC/PPCISelDAGToDAG.cpp
@@ -111,7 +111,8 @@
/// immediate field. Because preinc imms have already been validated, just
/// accept it.
bool SelectAddrImmOffs(SDValue N, SDValue &Out) const {
- if (isa<ConstantSDNode>(N)) {
+ if (isa<ConstantSDNode>(N) || N.getOpcode() == PPCISD::Lo ||
+ N.getOpcode() == ISD::TargetGlobalAddress) {
Out = N;
return true;
}
@@ -123,6 +124,10 @@
/// index field. Because preinc imms have already been validated, just
/// accept it.
bool SelectAddrIdxOffs(SDValue N, SDValue &Out) const {
+ if (isa<ConstantSDNode>(N) || N.getOpcode() == PPCISD::Lo ||
+ N.getOpcode() == ISD::TargetGlobalAddress)
+ return false;
+
Out = N;
return true;
}