[Statepoint] Add helper functions for GCRelocate and GCResult

These functions isGCRelocate and isGCResult are
similar to isStatepoint(const Value*).

llvm-svn: 305847

1 files changed, 12 insertions, 0 deletions

diff --git a/llvm/lib/IR/Statepoint.cpp b/llvm/lib/IR/Statepoint.cpp
index 8c3f0f208cc..18efee2177c 100644
--- a/llvm/lib/IR/Statepoint.cpp
+++ b/llvm/lib/IR/Statepoint.cpp
@@ -44,10 +44,22 @@ bool llvm::isGCRelocate(ImmutableCallSite CS) {
   return CS.getInstruction() && isa<GCRelocateInst>(CS.getInstruction());
 }
 
+bool llvm::isGCRelocate(const Value *V) {
+  if (auto CS = ImmutableCallSite(V))
+    return isGCRelocate(CS);
+  return false;
+}
+
 bool llvm::isGCResult(ImmutableCallSite CS) {
   return CS.getInstruction() && isa<GCResultInst>(CS.getInstruction());
 }
 
+bool llvm::isGCResult(const Value *V) {
+  if (auto CS = ImmutableCallSite(V))
+    return isGCResult(CS);
+  return false;
+}
+
 bool llvm::isStatepointDirectiveAttr(Attribute Attr) {
   return Attr.hasAttribute("statepoint-id") ||
          Attr.hasAttribute("statepoint-num-patch-bytes");