Fix bugs in generating and printing of Crankshaft stubs

src/deoptimizer.cc

Index: src/deoptimizer.cc
diff --git a/src/deoptimizer.cc b/src/deoptimizer.cc
index 1b177c239b10a68541fa668ed792397d41a08c96..febb10a40ee7322e4916d2a959f3e098fc0a5eb6 100644
--- a/src/deoptimizer.cc
+++ b/src/deoptimizer.cc
@@ -1673,7 +1673,7 @@ int FrameDescription::ComputeParametersCount() {
       return reinterpret_cast<Smi*>(*GetFrameSlotPointer(0))->value();
     }
     case StackFrame::STUB:
-      return 0;
+      return -1;

[Michael Starzinger, 2013/02/21 19:39:23]

Add a "// Minus receiver." comment to the end of this line to explain this magic
-1 value.

[danno, 2013/02/25 11:11:23]

Done.

     default:
       UNREACHABLE();
       return 0;