Inline code generation for %_IsTypedArray

src/mips64/full-codegen-mips64.cc

 // Copyright 2012 the V8 project authors. All rights reserved.
 // Use of this source code is governed by a BSD-style license that can be
 // found in the LICENSE file.
 
 #include "src/v8.h"
 
 #if V8_TARGET_ARCH_MIPS64
 
 // Note on Mips implementation:
 //
@@ skipping 3589 matching lines @@
   __ mov(a2, a1);
   __ bind(&not_nan);
 
   PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
   Split(eq, a2, Operand(a4), if_true, if_false, fall_through);
 
   context()->Plug(if_true, if_false);
 }
 
 
-void FullCodeGenerator::EmitIsArray(CallRuntime* expr) {

[adamk, 2015/06/15 20:25:50]

I think you'll need to keep EmitIsArray() and add a new EmitIsTypedArray.

[Dan Ehrenberg, 2015/06/15 20:32:23]

Oops, fixed.

+void FullCodeGenerator::EmitIsTypedArray(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   DCHECK(args->length() == 1);
 
   VisitForAccumulatorValue(args->at(0));
 
   Label materialize_true, materialize_false;
   Label* if_true = NULL;
   Label* if_false = NULL;
   Label* fall_through = NULL;
   context()->PrepareTest(&materialize_true, &materialize_false,
                          &if_true, &if_false, &fall_through);
 
   __ JumpIfSmi(v0, if_false);
   __ GetObjectType(v0, a1, a1);
   PrepareForBailoutBeforeSplit(expr, true, if_true, if_false);
-  Split(eq, a1, Operand(JS_ARRAY_TYPE),
-        if_true, if_false, fall_through);
+  Split(eq, a1, Operand(JS_TYPED_ARRAY_TYPE), if_true, if_false, fall_through);
 
   context()->Plug(if_true, if_false);
 }
 
 
 void FullCodeGenerator::EmitIsRegExp(CallRuntime* expr) {
   ZoneList<Expression*>* args = expr->arguments();
   DCHECK(args->length() == 1);
 
   VisitForAccumulatorValue(args->at(0));
@@ skipping 1907 matching lines @@
          reinterpret_cast<uint64_t>(
              isolate->builtins()->OsrAfterStackCheck()->entry()));
   return OSR_AFTER_STACK_CHECK;
 }
 
 
 }  // namespace internal
 }  // namespace v8
 
 #endif  // V8_TARGET_ARCH_MIPS64