Inline internal getters for typed arrays & friends.

src/hydrogen.cc

 // Copyright 2013 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 8712 matching lines @@
 
 void HOptimizedGraphBuilder::GenerateTypedArrayMaxSizeInHeap(
     CallRuntime* expr) {
   ASSERT(expr->arguments()->length() == 0);
   HConstant* result = New<HConstant>(static_cast<int32_t>(
         FLAG_typed_array_max_size_in_heap));
   return ast_context()->ReturnInstruction(result, expr->id());
 }
 
 
+void HOptimizedGraphBuilder::GenerateArrayBufferGetByteLength(
+    CallRuntime* expr) {
+  ASSERT(expr->arguments()->length() == 1);
+  CHECK_ALIVE(VisitForValue(expr->arguments()->at(0)));
+  HValue* buffer = Pop();
+  HInstruction* result = New<HLoadNamedField>(
+    buffer,
+    static_cast<HValue*>(NULL),
+    HObjectAccess::ForJSArrayBufferByteLength());
+  return ast_context()->ReturnInstruction(result, expr->id());
+}
+
+
+void HOptimizedGraphBuilder::GenerateArrayBufferViewGetByteLength(
+    CallRuntime* expr) {
+  ASSERT(expr->arguments()->length() == 1);
+  CHECK_ALIVE(VisitForValue(expr->arguments()->at(0)));
+  HValue* buffer = Pop();
+  HInstruction* result = New<HLoadNamedField>(
+    buffer,
+    static_cast<HValue*>(NULL),
+    HObjectAccess::ForJSArrayBufferViewByteLength());
+  return ast_context()->ReturnInstruction(result, expr->id());
+}
+
+
+void HOptimizedGraphBuilder::GenerateArrayBufferViewGetByteOffset(
+    CallRuntime* expr) {
+  ASSERT(expr->arguments()->length() == 1);
+  CHECK_ALIVE(VisitForValue(expr->arguments()->at(0)));
+  HValue* buffer = Pop();
+  HInstruction* result = New<HLoadNamedField>(
+    buffer,
+    static_cast<HValue*>(NULL),
+    HObjectAccess::ForJSArrayBufferViewByteOffset());
+  return ast_context()->ReturnInstruction(result, expr->id());
+}
+
+
+void HOptimizedGraphBuilder::GenerateTypedArrayGetLength(
+    CallRuntime* expr) {
+  ASSERT(expr->arguments()->length() == 1);
+  CHECK_ALIVE(VisitForValue(expr->arguments()->at(0)));
+  HValue* buffer = Pop();
+  HInstruction* result = New<HLoadNamedField>(
+    buffer,
+    static_cast<HValue*>(NULL),
+    HObjectAccess::ForJSTypedArrayLength());
+  return ast_context()->ReturnInstruction(result, expr->id());
+}
+
+
 void HOptimizedGraphBuilder::VisitCallRuntime(CallRuntime* expr) {
   ASSERT(!HasStackOverflow());
   ASSERT(current_block() != NULL);
   ASSERT(current_block()->HasPredecessor());
   if (expr->is_jsruntime()) {
     return Bailout(kCallToAJavaScriptRuntimeFunction);
   }
 
   const Runtime::Function* function = expr->function();
   ASSERT(function != NULL);
@@ skipping 2705 matching lines @@
   if (ShouldProduceTraceOutput()) {
     isolate()->GetHTracer()->TraceHydrogen(name(), graph_);
   }
 
 #ifdef DEBUG
   graph_->Verify(false);  // No full verify.
 #endif
 }
 
 } }  // namespace v8::internal