Support for multiple register values

runtime/vm/flow_graph_type_propagator.cc

Index: runtime/vm/flow_graph_type_propagator.cc
diff --git a/runtime/vm/flow_graph_type_propagator.cc b/runtime/vm/flow_graph_type_propagator.cc
index e83951c28cfc82f5d0bbaa881f51917dd83c10b9..5e2724c03ecc73fe6b5fa7111fe129c165eca12d 100644
--- a/runtime/vm/flow_graph_type_propagator.cc
+++ b/runtime/vm/flow_graph_type_propagator.cc
@@ -1292,14 +1292,13 @@ CompileType InvokeMathCFunctionInstr::ComputeType() const {
 
 
 CompileType MergedMathInstr::ComputeType() const {
-  if (kind() == MergedMathInstr::kTruncDivMod) {
-    return CompileType::FromCid(kArrayCid);
-  } else if (kind() == MergedMathInstr::kSinCos) {
-    return CompileType::FromCid(kTypedDataFloat64ArrayCid);
-  } else {
-    UNIMPLEMENTED();
-    return CompileType::Dynamic();
-  }
+  return CompileType::Dynamic();
 }
 
+
+CompileType ExtractNthOutputInstr::ComputeType() const {
+  return CompileType::FromCid(definition_cid_);
+}
+
+
 }  // namespace dart