[SystemZ] Fix dumpSU() method in SystemZHazardRecognizer.
Two minor issues: The new MCD SchedWrite name does not contain "Unit" like
all the others, so a check is needed. Also, print "LSU" instead of "LS".
Review: Ulrich Weigand
llvm-svn: 337700
diff --git a/llvm/lib/Target/SystemZ/SystemZHazardRecognizer.cpp b/llvm/lib/Target/SystemZ/SystemZHazardRecognizer.cpp
index 9e8acda..d300d1d 100644
--- a/llvm/lib/Target/SystemZ/SystemZHazardRecognizer.cpp
+++ b/llvm/lib/Target/SystemZ/SystemZHazardRecognizer.cpp
@@ -151,7 +151,11 @@
std::string FU(PRD.Name);
// trim e.g. Z13_FXaUnit -> FXa
FU = FU.substr(FU.find("_") + 1);
- FU.resize(FU.find("Unit"));
+ size_t Pos = FU.find("Unit");
+ if (Pos != std::string::npos)
+ FU.resize(Pos);
+ if (FU == "LS") // LSUnit -> LSU
+ FU = "LSU";
OS << "/" << FU;
if (PI->Cycles > 1)