Improve polymorphic inlining of int/int double/double operations.

runtime/vm/intermediate_language.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/intermediate_language.h"
 
 #include "vm/bigint_operations.h"
 #include "vm/bit_vector.h"
 #include "vm/cpu.h"
 #include "vm/dart_entry.h"
@@ skipping 2294 matching lines @@
 
 void StaticCallInstr::EmitNativeCode(FlowGraphCompiler* compiler) {
   const ICData* call_ic_data = NULL;
   if (!FLAG_propagate_ic_data || !compiler->is_optimizing()) {
     const Array& arguments_descriptor =
         Array::Handle(ArgumentsDescriptor::New(ArgumentCount(),
                                                argument_names()));
     MethodRecognizer::Kind recognized_kind =
         MethodRecognizer::RecognizeKind(function());
     int num_args_checked = 0;
-    if ((recognized_kind == MethodRecognizer::kMathMin) ||
-        (recognized_kind == MethodRecognizer::kMathMax)) {
-      num_args_checked = 2;
+    switch (recognized_kind) {
+      case MethodRecognizer::kDoubleFromInteger:
+        num_args_checked = 1;
+        break;
+      case MethodRecognizer::kMathMin:
+      case MethodRecognizer::kMathMax:
+        num_args_checked = 2;
+        break;
+      default:
+        break;
     }
     call_ic_data = compiler->GetOrAddStaticCallICData(deopt_id(),
                                                       function(),
                                                       arguments_descriptor,
                                                       num_args_checked);
   } else {
     call_ic_data = &ICData::ZoneHandle(ic_data()->raw());
   }
   if (!compiler->is_optimizing()) {
     // Some static calls can be optimized by the optimizing compiler (e.g. sqrt)
@@ skipping 474 matching lines @@
     case Token::kTRUNCDIV: return 0;
     case Token::kMOD: return 1;
     default: UNIMPLEMENTED(); return -1;
   }
 }
 
 
 #undef __
 
 }  // namespace dart