[stackmaps] Remove an unneeded member variable [NFC]

llvm-svn: 279590
diff --git a/llvm/include/llvm/CodeGen/StackMaps.h b/llvm/include/llvm/CodeGen/StackMaps.h
index 7cd3340..2b5a432 100644
--- a/llvm/include/llvm/CodeGen/StackMaps.h
+++ b/llvm/include/llvm/CodeGen/StackMaps.h
@@ -75,7 +75,6 @@
 private:
   const MachineInstr *MI;
   bool HasDef;
-  bool IsAnyReg;
 
   unsigned getMetaIdx(unsigned Pos = 0) const {
     assert(Pos < MetaEnd && "Meta operand index out of range.");
@@ -89,7 +88,7 @@
 public:
   explicit PatchPointOpers(const MachineInstr *MI);
 
-  bool isAnyReg() const { return IsAnyReg; }
+  bool isAnyReg() const { return (getCallingConv() == CallingConv::AnyReg); }
   bool hasDef() const { return HasDef; }
 
   /// Return the ID for the given patchpoint.
@@ -126,7 +125,7 @@
   /// Get the index at which stack map locations will be recorded.
   /// Arguments are not recorded unless the anyregcc convention is used.
   unsigned getStackMapStartIdx() const {
-    if (IsAnyReg)
+    if (isAnyReg())
       return getArgIdx();
     return getVarIdx();
   }
diff --git a/llvm/lib/CodeGen/StackMaps.cpp b/llvm/lib/CodeGen/StackMaps.cpp
index c7f45ff..9e6fc3e 100644
--- a/llvm/lib/CodeGen/StackMaps.cpp
+++ b/llvm/lib/CodeGen/StackMaps.cpp
@@ -43,8 +43,7 @@
 
 PatchPointOpers::PatchPointOpers(const MachineInstr *MI)
     : MI(MI), HasDef(MI->getOperand(0).isReg() && MI->getOperand(0).isDef() &&
-                     !MI->getOperand(0).isImplicit()),
-      IsAnyReg(getCallingConv() == CallingConv::AnyReg) {
+                     !MI->getOperand(0).isImplicit()) {
 #ifndef NDEBUG
   unsigned CheckStartIdx = 0, e = MI->getNumOperands();
   while (CheckStartIdx < e && MI->getOperand(CheckStartIdx).isReg() &&