Added infrastructure for optimizing new CanvasArray types in WebGL...

src/ia32/ic-ia32.cc

Index: src/ia32/ic-ia32.cc
===================================================================
--- src/ia32/ic-ia32.cc	(revision 3095)
+++ src/ia32/ic-ia32.cc	(working copy)
@@ -301,7 +301,7 @@
   // Slow case: Load name and receiver from stack and jump to runtime.
   __ bind(&slow);
   __ IncrementCounter(&Counters::keyed_load_generic_slow, 1);
-  KeyedLoadIC::Generate(masm, ExternalReference(Runtime::kKeyedGetProperty));
+  Generate(masm, ExternalReference(Runtime::kKeyedGetProperty));
 
   __ bind(&check_string);
   // The key is not a smi.
@@ -342,6 +342,12 @@
 }
 
 
+void KeyedLoadIC::GenerateExternalArray(MacroAssembler* masm,
+                                        ExternalArrayType array_type) {
+  GenerateGeneric(masm);
+}
+
+
 void KeyedStoreIC::GenerateGeneric(MacroAssembler* masm) {
   // ----------- S t a t e -------------
   //  -- eax    : value
@@ -395,15 +401,9 @@
   // ebx: index (as a smi)
   __ j(below, &fast, taken);
 
-  // Slow case: Push extra copies of the arguments (3).
+  // Slow case: call runtime.
   __ bind(&slow);
-  __ pop(ecx);
-  __ push(Operand(esp, 1 * kPointerSize));
-  __ push(Operand(esp, 1 * kPointerSize));
-  __ push(eax);
-  __ push(ecx);
-  // Do tail-call to runtime routine.
-  __ TailCallRuntime(ExternalReference(Runtime::kSetProperty), 3, 1);
+  Generate(masm, ExternalReference(Runtime::kSetProperty));
 
   // Check whether the elements is a pixel array.
   // eax: value
@@ -485,6 +485,12 @@
 }
 
 
+void KeyedStoreIC::GenerateExternalArray(MacroAssembler* masm,
+                                         ExternalArrayType array_type) {
+  GenerateGeneric(masm);
+}
+
+
 // Defined in ic.cc.
 Object* CallIC_Miss(Arguments args);