[wasm] Adding feature to JIT a wasm function at runtime and hook up the compiled code into the indi…

src/runtime/runtime-utils.h

Index: src/runtime/runtime-utils.h
diff --git a/src/runtime/runtime-utils.h b/src/runtime/runtime-utils.h
index 5cdf0430817a9769e018b3062b2fc1d50a8736e7..d6095b621159812a6ea1532739ea1a19c7b5c08f 100644
--- a/src/runtime/runtime-utils.h
+++ b/src/runtime/runtime-utils.h
@@ -50,6 +50,13 @@ namespace internal {
 // Cast the given object to a boolean and store it in a variable with
 // the given name.  If the object is not a boolean call IllegalOperation
 // and return.
+#define CONVERT_INTPTR_ARG_CHECKED(name, index) \

[Mircea Trofin, 2016/07/12 02:49:13]

Is the comment above still pertinent?

+  RUNTIME_ASSERT(args[index]->IsNumber());      \
+  intptr_t name = static_cast<intptr_t>(args.number_at(index));
+
+// Cast the given object to a boolean and store it in a variable with
+// the given name.  If the object is not a boolean call IllegalOperation
+// and return.
 #define CONVERT_BOOLEAN_ARG_CHECKED(name, index) \
   RUNTIME_ASSERT(args[index]->IsBoolean());      \
   bool name = args[index]->IsTrue(isolate);
@@ -111,6 +118,13 @@ namespace internal {
   int32_t name = 0;                            \
   RUNTIME_ASSERT(args[index]->ToInt32(&name));
 
+// Assert that the given argument is a number within the Uint32 range
+// and convert it to uint32_t.  If the argument is not an Uint32 call
+// IllegalOperation and return.
+#define CONVERT_UINT32_ARG_CHECKED(name, index) \
+  RUNTIME_ASSERT(args[index]->IsNumber());      \
+  uint32_t name = 0;                            \
+  RUNTIME_ASSERT(args[index]->ToUint32(&name));
 
 // Cast the given argument to PropertyAttributes and store its value in a
 // variable with the given name.  If the argument is not a Smi call or the