fix CodeGenTarget::getRegisterVTs to not return the
same vt multiple times for a register. For example,
ECX is in 5 different i32 reg classes, just return
1 i32 instead of 5.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@99727 91177308-0d34-0410-b5e6-96231b3b80d8
diff --git a/utils/TableGen/CodeGenTarget.cpp b/utils/TableGen/CodeGenTarget.cpp
index fbb993f..0392895 100644
--- a/utils/TableGen/CodeGenTarget.cpp
+++ b/utils/TableGen/CodeGenTarget.cpp
@@ -18,6 +18,7 @@
#include "CodeGenIntrinsics.h"
#include "Record.h"
#include "llvm/ADT/StringExtras.h"
+#include "llvm/ADT/STLExtras.h"
#include "llvm/Support/CommandLine.h"
#include <algorithm>
using namespace llvm;
@@ -194,6 +195,10 @@
}
}
}
+
+ // Remove duplicates.
+ array_pod_sort(Result.begin(), Result.end());
+ Result.erase(std::unique(Result.begin(), Result.end()), Result.end());
return Result;
}