Support external arrays in Crankshaft

src/x64/lithium-x64.h

Index: src/x64/lithium-x64.h
diff --git a/src/x64/lithium-x64.h b/src/x64/lithium-x64.h
index 4b264872b63ac1122a85ac5f2964b9982fb25e41..e94debf4c6c2a0c6da749bf36f2ee6ab6b54a7b4 100644
--- a/src/x64/lithium-x64.h
+++ b/src/x64/lithium-x64.h
@@ -121,11 +121,11 @@ class LCodeGen;
   V(LoadGlobal)                                 \
   V(LoadKeyedFastElement)                       \
   V(LoadKeyedGeneric)                           \
+  V(LoadKeyedSpecializedArrayElement)           \
   V(LoadNamedField)                             \
   V(LoadNamedFieldPolymorphic)                  \
   V(LoadNamedGeneric)                           \
   V(LoadFunctionPrototype)                      \
-  V(LoadPixelArrayElement)                      \
   V(ModI)                                       \
   V(MulI)                                       \
   V(NumberTagD)                                 \
@@ -147,9 +147,9 @@ class LCodeGen;
   V(StoreGlobal)                                \
   V(StoreKeyedFastElement)                      \
   V(StoreKeyedGeneric)                          \
+  V(StoreKeyedSpecializedArrayElement)          \
   V(StoreNamedField)                            \
   V(StoreNamedGeneric)                          \
-  V(StorePixelArrayElement)                     \
   V(StringCharCodeAt)                           \
   V(StringCharFromCode)                         \
   V(StringLength)                               \
@@ -1211,19 +1211,23 @@ class LLoadKeyedFastElement: public LTemplateInstruction<1, 2, 0> {
 };
 
 
-class LLoadPixelArrayElement: public LTemplateInstruction<1, 2, 0> {
+class LLoadKeyedSpecializedArrayElement: public LTemplateInstruction<1, 2, 0> {
  public:
-  LLoadPixelArrayElement(LOperand* external_pointer, LOperand* key) {
+  LLoadKeyedSpecializedArrayElement(LOperand* external_pointer,
+                                    LOperand* key) {
     inputs_[0] = external_pointer;
     inputs_[1] = key;
   }
 
-  DECLARE_CONCRETE_INSTRUCTION(LoadPixelArrayElement,
-                               "load-pixel-array-element")
-  DECLARE_HYDROGEN_ACCESSOR(LoadPixelArrayElement)
+  DECLARE_CONCRETE_INSTRUCTION(LoadKeyedSpecializedArrayElement,
+                               "load-keyed-specialized-array-element")
+  DECLARE_HYDROGEN_ACCESSOR(LoadKeyedSpecializedArrayElement)
 
   LOperand* external_pointer() { return inputs_[0]; }
   LOperand* key() { return inputs_[1]; }
+  ExternalArrayType array_type() const {
+    return hydrogen()->array_type();
+  }
 };
 
 
@@ -1601,23 +1605,26 @@ class LStoreKeyedFastElement: public LTemplateInstruction<0, 3, 0> {
 };
 
 
-class LStorePixelArrayElement: public LTemplateInstruction<0, 3, 0> {
+class LStoreKeyedSpecializedArrayElement: public LTemplateInstruction<0, 3, 0> {
  public:
-  LStorePixelArrayElement(LOperand* external_pointer,
-                          LOperand* key,
-                          LOperand* val) {
+  LStoreKeyedSpecializedArrayElement(LOperand* external_pointer,
+                                     LOperand* key,
+                                     LOperand* val) {
     inputs_[0] = external_pointer;
     inputs_[1] = key;
     inputs_[2] = val;
   }
 
-  DECLARE_CONCRETE_INSTRUCTION(StorePixelArrayElement,
-                               "store-pixel-array-element")
-  DECLARE_HYDROGEN_ACCESSOR(StorePixelArrayElement)
+  DECLARE_CONCRETE_INSTRUCTION(StoreKeyedSpecializedArrayElement,
+                               "store-keyed-specialized-array-element")
+  DECLARE_HYDROGEN_ACCESSOR(StoreKeyedSpecializedArrayElement)
 
   LOperand* external_pointer() { return inputs_[0]; }
   LOperand* key() { return inputs_[1]; }
   LOperand* value() { return inputs_[2]; }
+  ExternalArrayType array_type() const {
+    return hydrogen()->array_type();
+  }
 };