Implement crankshaft support for pixel array stores.

src/arm/lithium-arm.h

Index: src/arm/lithium-arm.h
diff --git a/src/arm/lithium-arm.h b/src/arm/lithium-arm.h
index 8d2573d96c76a0bcfbdf82e23e3316cd6856b1e0..403f89de7eec2c0b8f9edcab2dd7438c698674ac 100644
--- a/src/arm/lithium-arm.h
+++ b/src/arm/lithium-arm.h
@@ -1166,6 +1166,28 @@ class LLoadKeyedFastElement: public LTemplateInstruction<1, 2, 0> {
 };
 
 
+class LStorePixelArrayElement: public LTemplateInstruction<0, 3, 1> {

[Kevin Millikin (Chromium), 2011/02/16 08:51:25]

You should just delete this instruction because it's not used yet on the
backend.

[danno, 2011/02/16 13:54:22]

Done.

+ public:
+  LStorePixelArrayElement(LOperand* external_pointer,
+                          LOperand* key,
+                          LOperand* val,
+                          LOperand* clamped) {
+    inputs_[0] = external_pointer;
+    inputs_[1] = key;
+    inputs_[2] = val;
+    temps_[0] = clamped;
+  }
+
+  DECLARE_CONCRETE_INSTRUCTION(StorePixelArrayElement,
+                               "store-pixel-array-element")
+  DECLARE_HYDROGEN_ACCESSOR(StorePixelArrayElement)
+
+  LOperand* external_pointer() { return inputs_[0]; }
+  LOperand* key() { return inputs_[1]; }
+  LOperand* value() { return inputs_[2]; }
+};
+
+
 class LLoadPixelArrayElement: public LTemplateInstruction<1, 2, 0> {
  public:
   LLoadPixelArrayElement(LOperand* external_pointer, LOperand* key) {