Merge V8 5.3.332.45. DO NOT MERGE
Test: Manual
FPIIM-449
Change-Id: Id3254828b068abdea3cb10442e0172a8c9a98e03
(cherry picked from commit 13e2dadd00298019ed862f2b2fc5068bba730bcf)
diff --git a/test/cctest/compiler/code-assembler-tester.h b/test/cctest/compiler/code-assembler-tester.h
new file mode 100644
index 0000000..609a137
--- /dev/null
+++ b/test/cctest/compiler/code-assembler-tester.h
@@ -0,0 +1,67 @@
+// Copyright 2016 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/handles.h"
+#include "src/interface-descriptors.h"
+#include "src/isolate.h"
+#include "test/cctest/compiler/function-tester.h"
+
+namespace v8 {
+namespace internal {
+namespace compiler {
+
+class ZoneHolder {
+ public:
+ explicit ZoneHolder(Isolate* isolate) : zone_(isolate->allocator()) {}
+ Zone* zone() { return &zone_; }
+
+ private:
+ Zone zone_;
+};
+
+// Inherit from ZoneHolder in order to create a zone that can be passed to
+// CodeAssembler base class constructor.
+template <typename CodeAssemblerT>
+class CodeAssemblerTesterImpl : private ZoneHolder, public CodeAssemblerT {
+ public:
+ // Test generating code for a stub.
+ CodeAssemblerTesterImpl(Isolate* isolate,
+ const CallInterfaceDescriptor& descriptor)
+ : ZoneHolder(isolate),
+ CodeAssemblerT(isolate, ZoneHolder::zone(), descriptor,
+ Code::ComputeFlags(Code::STUB), "test"),
+ scope_(isolate) {}
+
+ // Test generating code for a JS function (e.g. builtins).
+ CodeAssemblerTesterImpl(Isolate* isolate, int parameter_count)
+ : ZoneHolder(isolate),
+ CodeAssemblerT(isolate, ZoneHolder::zone(), parameter_count,
+ Code::ComputeFlags(Code::FUNCTION), "test"),
+ scope_(isolate) {}
+
+ // This constructor is intended to be used for creating code objects with
+ // specific flags.
+ CodeAssemblerTesterImpl(Isolate* isolate, Code::Flags flags)
+ : ZoneHolder(isolate),
+ CodeAssemblerT(isolate, ZoneHolder::zone(), 0, flags, "test"),
+ scope_(isolate) {}
+
+ Handle<Code> GenerateCodeCloseAndEscape() {
+ return scope_.CloseAndEscape(CodeAssemblerT::GenerateCode());
+ }
+
+ // Expose some internal methods.
+
+ Node* SmiShiftBitsConstant() {
+ return CodeAssemblerT::SmiShiftBitsConstant();
+ }
+
+ private:
+ HandleScope scope_;
+ LocalContext context_;
+};
+
+} // namespace compiler
+} // namespace internal
+} // namespace v8