Experimental implementation: Exposing SIMD instructions into JavaScript

src/ia32/stub-cache-ia32.cc

Index: src/ia32/stub-cache-ia32.cc
diff --git a/src/ia32/stub-cache-ia32.cc b/src/ia32/stub-cache-ia32.cc
index 1c98c9876b7e2afcdaa2979cc54a37e0be8017f9..254bf504fdef7cb940db19557411d42849c4c47d 100644
--- a/src/ia32/stub-cache-ia32.cc
+++ b/src/ia32/stub-cache-ia32.cc
@@ -2760,6 +2760,37 @@ void CallStubCompiler::CompileHandlerFrontend(Handle<Object> object,
           eax, holder, ebx, edx, edi, name, &miss);
       break;
     }
+
+    case FLOAT32x4_CHECK: {
+      Label fast;
+      // Check that the object is a float32x4.
+      __ CmpObjectType(edx, FLOAT32x4_TYPE, eax);
+      __ j(not_equal, &miss);
+      // Check that the maps starting from the prototype haven't changed.
+      GenerateDirectLoadGlobalFunctionPrototype(
+          masm(), Context::FLOAT32x4_FUNCTION_INDEX, eax, &miss);
+      Handle<Object> prototype(object->GetPrototype(isolate()), isolate());
+      CheckPrototypes(
+          IC::CurrentTypeOf(prototype, isolate()),
+          eax, holder, ebx, edx, edi, name, &miss);
+      break;
+    }
+
+    case INT32x4_CHECK: {
+      Label fast;
+      // Check that the object is a int32x4.
+      __ CmpObjectType(edx, INT32x4_TYPE, eax);
+      __ j(not_equal, &miss);
+      // Check that the maps starting from the prototype haven't changed.
+      GenerateDirectLoadGlobalFunctionPrototype(
+          masm(), Context::INT32x4_FUNCTION_INDEX, eax, &miss);
+      Handle<Object> prototype(object->GetPrototype(isolate()), isolate());
+      CheckPrototypes(
+          IC::CurrentTypeOf(prototype, isolate()),
+          eax, holder, ebx, edx, edi, name, &miss);
+      break;
+    }
+
     case BOOLEAN_CHECK: {
       GenerateBooleanCheck(edx, &miss);
       // Check that the maps starting from the prototype haven't changed.