Correctly annotate eval origin.

src/full-codegen/x64/full-codegen-x64.cc

Index: src/full-codegen/x64/full-codegen-x64.cc
diff --git a/src/full-codegen/x64/full-codegen-x64.cc b/src/full-codegen/x64/full-codegen-x64.cc
index f2850ceebb8b680ad3c4ebedd529c69d28d07b62..e43c3c0bd982ad7e38a962d1cdc55f28360dfa44 100644
--- a/src/full-codegen/x64/full-codegen-x64.cc
+++ b/src/full-codegen/x64/full-codegen-x64.cc
@@ -2450,8 +2450,8 @@ void FullCodeGenerator::EmitCall(Call* expr, ConvertReceiverMode mode) {
   context()->DropAndPlug(1, rax);
 }
 
-
-void FullCodeGenerator::EmitResolvePossiblyDirectEval(int arg_count) {
+void FullCodeGenerator::EmitResolvePossiblyDirectEval(Call* expr) {
+  int arg_count = expr->arguments()->length();
   // Push copy of the first argument or undefined if it doesn't exist.
   if (arg_count > 0) {
     __ Push(Operand(rsp, arg_count * kPointerSize));
@@ -2468,6 +2468,9 @@ void FullCodeGenerator::EmitResolvePossiblyDirectEval(int arg_count) {
   // Push the start position of the scope the calls resides in.
   __ Push(Smi::FromInt(scope()->start_position()));
 
+  // Push the source position of the eval call.
+  __ Push(Smi::FromInt(expr->position()));
+
   // Do the runtime call.
   __ CallRuntime(Runtime::kResolvePossiblyDirectEval);
 }
@@ -2515,7 +2518,7 @@ void FullCodeGenerator::PushCalleeAndWithBaseObject(Call* expr) {
 
 
 void FullCodeGenerator::EmitPossiblyEvalCall(Call* expr) {
-  // In a call to eval, we first call RuntimeHidden_ResolvePossiblyDirectEval
+  // In a call to eval, we first call Runtime_ResolvePossiblyDirectEval
   // to resolve the function we need to call.  Then we call the resolved
   // function using the given arguments.
   ZoneList<Expression*>* args = expr->arguments();
@@ -2530,7 +2533,7 @@ void FullCodeGenerator::EmitPossiblyEvalCall(Call* expr) {
   // Push a copy of the function (found below the arguments) and resolve
   // eval.
   __ Push(Operand(rsp, (arg_count + 1) * kPointerSize));
-  EmitResolvePossiblyDirectEval(arg_count);
+  EmitResolvePossiblyDirectEval(expr);
 
   // Touch up the callee.
   __ movp(Operand(rsp, (arg_count + 1) * kPointerSize), rax);