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// 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)
: held_zone_(isolate->allocator(), ZONE_NAME) {}
Zone* held_zone() { return &held_zone_; }
private:
Zone held_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::held_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,
Code::Kind kind = Code::BUILTIN)
: ZoneHolder(isolate),
CodeAssemblerT(isolate, ZoneHolder::held_zone(), parameter_count,
Code::ComputeFlags(kind), "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::held_zone(), 0, flags, "test"),
scope_(isolate) {}
Handle<Code> GenerateCodeCloseAndEscape() {
return scope_.CloseAndEscape(CodeAssemblerT::GenerateCode());
}
private:
HandleScope scope_;
LocalContext context_;
};
} // namespace compiler
} // namespace internal
} // namespace v8
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