Inline Float64x2 methods that take 1 argument

runtime/vm/flow_graph_optimizer.cc

Index: runtime/vm/flow_graph_optimizer.cc
diff --git a/runtime/vm/flow_graph_optimizer.cc b/runtime/vm/flow_graph_optimizer.cc
index 3b505442a95c3a3973240cb1ddf6beaecbfe801c..feac93eb05c4c3ceb3e624467bcffde7cfe34c6e 100644
--- a/runtime/vm/flow_graph_optimizer.cc
+++ b/runtime/vm/flow_graph_optimizer.cc
@@ -3277,6 +3277,26 @@ bool FlowGraphOptimizer::TryInlineFloat64x2Method(
       ReplaceCall(call, zeroArg);
       return true;
     }
+    case MethodRecognizer::kFloat64x2Scale:
+    case MethodRecognizer::kFloat64x2WithX:
+    case MethodRecognizer::kFloat64x2WithY:
+    case MethodRecognizer::kFloat64x2Min:
+    case MethodRecognizer::kFloat64x2Max: {
+      Definition* left = call->ArgumentAt(0);
+      Definition* right = call->ArgumentAt(1);
+      // Type check left.
+      AddCheckClass(left,
+                    ICData::ZoneHandle(
+                        call->ic_data()->AsUnaryClassChecksForArgNr(0)),
+                    call->deopt_id(),
+                    call->env(),
+                    call);
+      Float64x2OneArgInstr* zeroArg =
+          new Float64x2OneArgInstr(recognized_kind, new Value(left),
+                                   new Value(right), call->deopt_id());
+      ReplaceCall(call, zeroArg);
+      return true;
+    }
     default:
       return false;
   }
@@ -7982,12 +8002,19 @@ void ConstantPropagator::VisitFloat64x2Constructor(
   SetValue(instr, non_constant_);
 }
 
+
 void ConstantPropagator::VisitFloat64x2ZeroArg(Float64x2ZeroArgInstr* instr) {
   // TODO(johnmccutchan): Implement constant propagation.
   SetValue(instr, non_constant_);
 }
 
 
+void ConstantPropagator::VisitFloat64x2OneArg(Float64x2OneArgInstr* instr) {
+  // TODO(johnmccutchan): Implement constant propagation.
+  SetValue(instr, non_constant_);
+}
+
+
 void ConstantPropagator::VisitMathUnary(MathUnaryInstr* instr) {
   const Object& value = instr->value()->definition()->constant_value();
   if (IsNonConstant(value)) {