Code view tweaks and crasher fix

runtime/vm/deopt_instructions.cc

Index: runtime/vm/deopt_instructions.cc
diff --git a/runtime/vm/deopt_instructions.cc b/runtime/vm/deopt_instructions.cc
index 3e31cb290c4f38ed42fa09f5dd763fef7a009d00..80e217b7e42c6510709a669ea5d2d9493da0ee18 100644
--- a/runtime/vm/deopt_instructions.cc
+++ b/runtime/vm/deopt_instructions.cc
@@ -191,6 +191,7 @@ static bool IsObjectInstruction(DeoptInstr::Kind kind) {
     case DeoptInstr::kInt64StackSlot:
     case DeoptInstr::kFloat32x4StackSlot:
     case DeoptInstr::kInt32x4StackSlot:
+    case DeoptInstr::kFloat64x2StackSlot:
     case DeoptInstr::kPp:
     case DeoptInstr::kCallerPp:
     case DeoptInstr::kMaterializedObjectRef:
@@ -201,6 +202,7 @@ static bool IsObjectInstruction(DeoptInstr::Kind kind) {
     case DeoptInstr::kInt64FpuRegister:
     case DeoptInstr::kFloat32x4FpuRegister:
     case DeoptInstr::kInt32x4FpuRegister:
+    case DeoptInstr::kFloat64x2FpuRegister:
       // TODO(turnidge): Sometimes we encounter a deopt instruction
       // with a register source while deoptimizing frames during
       // debugging but we haven't saved our register set.  This