65 lines
2.0 KiB
C++
65 lines
2.0 KiB
C++
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// Copyright 2014 the V8 project authors. All rights reserved.
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// Use of this source code is governed by a BSD-style license that can be
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// found in the LICENSE file.
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#include "test/cctest/compiler/graph-builder-tester.h"
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#include "src/compiler/pipeline.h"
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namespace v8 {
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namespace internal {
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namespace compiler {
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MachineCallHelper::MachineCallHelper(Zone* zone,
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MachineCallDescriptorBuilder* builder)
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: CallHelper(zone->isolate()),
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call_descriptor_builder_(builder),
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parameters_(NULL),
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graph_(NULL) {}
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void MachineCallHelper::InitParameters(GraphBuilder* builder,
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CommonOperatorBuilder* common) {
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ASSERT_EQ(NULL, parameters_);
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graph_ = builder->graph();
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if (parameter_count() == 0) return;
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parameters_ = builder->graph()->zone()->NewArray<Node*>(parameter_count());
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for (int i = 0; i < parameter_count(); ++i) {
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parameters_[i] = builder->NewNode(common->Parameter(i));
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}
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}
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byte* MachineCallHelper::Generate() {
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ASSERT(parameter_count() == 0 || parameters_ != NULL);
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if (code_.is_null()) {
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Zone* zone = graph_->zone();
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CompilationInfo info(zone->isolate(), zone);
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Linkage linkage(&info, call_descriptor_builder_->BuildCallDescriptor(zone));
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Pipeline pipeline(&info);
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code_ = pipeline.GenerateCodeForMachineGraph(&linkage, graph_);
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}
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return code_.ToHandleChecked()->entry();
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}
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void MachineCallHelper::VerifyParameters(
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int parameter_count, MachineRepresentation* parameter_types) {
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CHECK_EQ(this->parameter_count(), parameter_count);
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const MachineRepresentation* expected_types =
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call_descriptor_builder_->parameter_types();
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for (int i = 0; i < parameter_count; i++) {
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CHECK_EQ(expected_types[i], parameter_types[i]);
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}
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}
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Node* MachineCallHelper::Parameter(int offset) {
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ASSERT_NE(NULL, parameters_);
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ASSERT(0 <= offset && offset < parameter_count());
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return parameters_[offset];
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}
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} // namespace compiler
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} // namespace internal
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} // namespace v8
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