[turbofan] Add Uint64LessThanOrEqual to 64-bit TurboFan backends.

src/compiler/x64/instruction-selector-x64.cc

Index: src/compiler/x64/instruction-selector-x64.cc
diff --git a/src/compiler/x64/instruction-selector-x64.cc b/src/compiler/x64/instruction-selector-x64.cc
index b245fa8f879ec77a174d27c9de37f184e864f070..a7331fdee252029777b9cb06b95d759403755705 100644
--- a/src/compiler/x64/instruction-selector-x64.cc
+++ b/src/compiler/x64/instruction-selector-x64.cc
@@ -1360,6 +1360,9 @@ void InstructionSelector::VisitBranch(Node* branch, BasicBlock* tbranch,
       case IrOpcode::kUint64LessThan:
         cont.OverwriteAndNegateIfEqual(kUnsignedLessThan);
         return VisitWord64Compare(this, value, &cont);
+      case IrOpcode::kUint64LessThanOrEqual:
+        cont.OverwriteAndNegateIfEqual(kUnsignedLessThanOrEqual);
+        return VisitWord64Compare(this, value, &cont);
       case IrOpcode::kFloat32Equal:
         cont.OverwriteAndNegateIfEqual(kUnorderedEqual);
         return VisitFloat32Compare(this, value, &cont);
@@ -1572,6 +1575,12 @@ void InstructionSelector::VisitUint64LessThan(Node* node) {
 }
 
 
+void InstructionSelector::VisitUint64LessThanOrEqual(Node* node) {
+  FlagsContinuation cont(kUnsignedLessThanOrEqual, node);
+  VisitWord64Compare(this, node, &cont);
+}
+
+
 void InstructionSelector::VisitFloat32Equal(Node* node) {
   FlagsContinuation cont(kUnorderedEqual, node);
   VisitFloat32Compare(this, node, &cont);