JavaScriptCore-7601.1.46.3.tar.gz

[apple/javascriptcore.git] / ftl / FTLExitValue.cpp

diff --git a/ftl/FTLExitValue.cpp b/ftl/FTLExitValue.cpp
index 81df770b2494e6988f55b25a7948ab9b3ce155fc..24a0f3c22c9b2f4a84acc7957f57ae321ac58ccc 100644 (file)
--- a/ftl/FTLExitValue.cpp
+++ b/ftl/FTLExitValue.cpp
@@ -1,5 +1,5 @@
 /*
- * Copyright (C) 2013, 2014 Apple Inc. All rights reserved.
+ * Copyright (C) 2013-2015 Apple Inc. All rights reserved.
  *
  * Redistribution and use in source and binary forms, with or without
  * modification, are permitted provided that the following conditions
@@ -28,10 +28,62 @@
 
 #if ENABLE(FTL_JIT)
 
+#include "FTLExitTimeObjectMaterialization.h"
 #include "JSCInlines.h"
+#include "TrackedReferences.h"
 
 namespace JSC { namespace FTL {
 
+ExitValue ExitValue::materializeNewObject(ExitTimeObjectMaterialization* data)
+{
+    ExitValue result;
+    result.m_kind = ExitValueMaterializeNewObject;
+    result.u.newObjectMaterializationData = data;
+    return result;
+}
+
+ExitValue ExitValue::withLocalsOffset(int offset) const
+{
+    if (!isInJSStackSomehow())
+        return *this;
+    if (!virtualRegister().isLocal())
+        return *this;
+    return withVirtualRegister(virtualRegister() + offset);
+}
+
+ValueFormat ExitValue::valueFormat() const
+{
+    switch (kind()) {
+    case InvalidExitValue:
+        RELEASE_ASSERT_NOT_REACHED();
+        return InvalidValueFormat;
+            
+    case ExitValueDead:
+    case ExitValueConstant:
+    case ExitValueInJSStack:
+    case ExitValueMaterializeNewObject:
+        return ValueFormatJSValue;
+            
+    case ExitValueArgument:
+        return exitArgument().format();
+            
+    case ExitValueInJSStackAsInt32:
+        return ValueFormatInt32;
+            
+    case ExitValueInJSStackAsInt52:
+        return ValueFormatInt52;
+            
+    case ExitValueInJSStackAsDouble:
+        return ValueFormatDouble;
+            
+    case ExitValueRecovery:
+        return recoveryFormat();
+    }
+        
+    RELEASE_ASSERT_NOT_REACHED();
+    return InvalidValueFormat;
+}
+
 void ExitValue::dumpInContext(PrintStream& out, DumpContext* context) const
 {
     switch (kind()) {
@@ -48,23 +100,23 @@ void ExitValue::dumpInContext(PrintStream& out, DumpContext* context) const
         out.print("Constant(", inContext(constant(), context), ")");
         return;
     case ExitValueInJSStack:
-        out.print("InJSStack:r", virtualRegister());
+        out.print("InJSStack:", virtualRegister());
         return;
     case ExitValueInJSStackAsInt32:
-        out.print("InJSStackAsInt32:r", virtualRegister());
+        out.print("InJSStackAsInt32:", virtualRegister());
         return;
     case ExitValueInJSStackAsInt52:
-        out.print("InJSStackAsInt52:r", virtualRegister());
+        out.print("InJSStackAsInt52:", virtualRegister());
         return;
     case ExitValueInJSStackAsDouble:
-        out.print("InJSStackAsDouble:r", virtualRegister());
-        return;
-    case ExitValueArgumentsObjectThatWasNotCreated:
-        out.print("ArgumentsObjectThatWasNotCreated");
+        out.print("InJSStackAsDouble:", virtualRegister());
         return;
     case ExitValueRecovery:
         out.print("Recovery(", recoveryOpcode(), ", arg", leftRecoveryArgument(), ", arg", rightRecoveryArgument(), ", ", recoveryFormat(), ")");
         return;
+    case ExitValueMaterializeNewObject:
+        out.print("Materialize(", WTF::RawPointer(objectMaterialization()), ")");
+        return;
     }
     
     RELEASE_ASSERT_NOT_REACHED();
@@ -75,6 +127,12 @@ void ExitValue::dump(PrintStream& out) const
     dumpInContext(out, 0);
 }
 
+void ExitValue::validateReferences(const TrackedReferences& trackedReferences) const
+{
+    if (isConstant())
+        trackedReferences.check(constant());
+}
+
 } } // namespace JSC::FTL
 
 #endif // ENABLE(FTL_JIT)