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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.
#ifndef V8_TEST_CCTEST_COMPILER_CODE_ASSEMBLER_TESTER_H_
#define V8_TEST_CCTEST_COMPILER_CODE_ASSEMBLER_TESTER_H_
#include "src/compiler/code-assembler.h"
#include "src/compiler/raw-machine-assembler.h"
#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 CodeAssemblerTester {
public:
// Test generating code for a stub. Assumes VoidDescriptor call interface.
explicit CodeAssemblerTester(Isolate* isolate, const char* name = "test")
: zone_(isolate->allocator(), ZONE_NAME),
scope_(isolate),
state_(isolate, &zone_, VoidDescriptor{}, Code::STUB, name,
PoisoningMitigationLevel::kDontPoison) {}
// Test generating code for a JS function (e.g. builtins).
CodeAssemblerTester(Isolate* isolate, int parameter_count,
Code::Kind kind = Code::BUILTIN,
const char* name = "test")
: zone_(isolate->allocator(), ZONE_NAME),
scope_(isolate),
state_(isolate, &zone_, parameter_count, kind, name,
PoisoningMitigationLevel::kDontPoison) {}
CodeAssemblerTester(Isolate* isolate, Code::Kind kind,
const char* name = "test")
: zone_(isolate->allocator(), ZONE_NAME),
scope_(isolate),
state_(isolate, &zone_, 0, kind, name,
PoisoningMitigationLevel::kDontPoison) {}
CodeAssemblerTester(Isolate* isolate, CallDescriptor* call_descriptor,
const char* name = "test")
: zone_(isolate->allocator(), ZONE_NAME),
scope_(isolate),
state_(isolate, &zone_, call_descriptor, Code::STUB, name,
PoisoningMitigationLevel::kDontPoison, 0, -1) {}
CodeAssemblerState* state() { return &state_; }
// Direct low-level access to the machine assembler, for testing only.
RawMachineAssembler* raw_assembler_for_testing() {
return state_.raw_assembler_.get();
}
Handle<Code> GenerateCode() {
return CodeAssembler::GenerateCode(
&state_, AssemblerOptions::Default(scope_.isolate()));
}
Handle<Code> GenerateCode(const AssemblerOptions& options) {
return CodeAssembler::GenerateCode(&state_, options);
}
Handle<Code> GenerateCodeCloseAndEscape() {
return scope_.CloseAndEscape(GenerateCode());
}
private:
Zone zone_;
HandleScope scope_;
LocalContext context_;
CodeAssemblerState state_;
};
} // namespace compiler
} // namespace internal
} // namespace v8
#endif // V8_TEST_CCTEST_COMPILER_CODE_ASSEMBLER_TESTER_H_
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