Imported WebKit commit bb52bf3c0119e8a128cd93afe5572413a8617de9 (http://svn.webkit.org/repository/webkit/trunk@108790)

1 files changed, 13 insertions, 1 deletions

diff --git a/Source/JavaScriptCore/jit/JITCode.h b/Source/JavaScriptCore/jit/JITCode.h
index f63c4a1a8..3ae5ff234 100644
--- a/Source/JavaScriptCore/jit/JITCode.h
+++ b/Source/JavaScriptCore/jit/JITCode.h
@@ -48,7 +48,7 @@ namespace JSC {
         JITCode() { }
 #endif
     public:
-        enum JITType { HostCallThunk, BaselineJIT, DFGJIT };
+        enum JITType { None, HostCallThunk, InterpreterThunk, BaselineJIT, DFGJIT };
         
         static JITType bottomTierJIT()
         {
@@ -66,8 +66,19 @@ namespace JSC {
             return DFGJIT;
         }
         
+        static bool isOptimizingJIT(JITType jitType)
+        {
+            return jitType == DFGJIT;
+        }
+        
+        static bool isBaselineCode(JITType jitType)
+        {
+            return jitType == InterpreterThunk || jitType == BaselineJIT;
+        }
+        
 #if ENABLE(JIT)
         JITCode()
+            : m_jitType(None)
         {
         }
 
@@ -75,6 +86,7 @@ namespace JSC {
             : m_ref(ref)
             , m_jitType(jitType)
         {
+            ASSERT(jitType != None);
         }
         
         bool operator !() const