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

runtime/vm/code_generator.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/code_generator.h"
 
 #include "vm/assembler.h"
 #include "vm/ast.h"
 #include "vm/bigint_operations.h"
 #include "vm/code_patcher.h"
@@ skipping 876 matching lines @@
   GrowableArray<const Instance*> args(3);
   args.Add(&receiver);
   args.Add(&arg1);
   args.Add(&arg2);
   const Function& result =
       Function::Handle(InlineCacheMissHandler(args, ic_data));
   arguments.SetReturn(result);
 }
 
 
+// Handles a static call in unoptimized code that has one argument type not
+// seen before. Compile the target if necessary and update the ICData.
+// Arg0: argument.
+// Arg1: IC data object.
+DEFINE_RUNTIME_ENTRY(StaticCallMissHandlerOneArg, 2) {
+  const Instance& arg = Instance::CheckedHandle(arguments.ArgAt(0));
+  const ICData& ic_data = ICData::CheckedHandle(arguments.ArgAt(1));
+  // IC data for static call is prepopulated with the statically known target.
+  ASSERT(ic_data.NumberOfChecks() == 1);
+  const Function& target = Function::Handle(ic_data.GetTargetAt(0));
+  if (!target.HasCode()) {
+    const Error& error = Error::Handle(Compiler::CompileFunction(isolate,
+                                                                 target));
+    if (!error.IsNull()) {
+      Exceptions::PropagateError(error);
+    }
+  }
+  ASSERT(!target.IsNull() && target.HasCode());
+  ic_data.AddReceiverCheck(arg.GetClassId(), target, 1);
+  if (FLAG_trace_ic) {
+    DartFrameIterator iterator;
+    StackFrame* caller_frame = iterator.NextFrame();
+    ASSERT(caller_frame != NULL);
+    OS::PrintErr("StaticCallMissHandler at %#" Px
+                 " target %s (%" Pd ")\n",
+                 caller_frame->pc(), target.ToCString(), arg.GetClassId());
+  }
+  arguments.SetReturn(target);
+}
+
+
 // Handles a static call in unoptimized code that has two argument types not
 // seen before. Compile the target if necessary and update the ICData.
 // Arg0: argument 0.
 // Arg1: argument 1.
 // Arg2: IC data object.
 DEFINE_RUNTIME_ENTRY(StaticCallMissHandlerTwoArgs, 3) {
   const Instance& arg0 = Instance::CheckedHandle(arguments.ArgAt(0));
   const Instance& arg1 = Instance::CheckedHandle(arguments.ArgAt(1));
   const ICData& ic_data = ICData::CheckedHandle(arguments.ArgAt(2));
   // IC data for static call is prepopulated with the statically known target.
@@ skipping 644 matching lines @@
   field.RecordStore(value);
 }
 
 
 DEFINE_RUNTIME_ENTRY(InitStaticField, 1) {
   const Field& field = Field::CheckedHandle(arguments.ArgAt(0));
   field.EvaluateInitializer();
 }
 
 }  // namespace dart