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// Copyright 2014 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_COMPILER_PIPELINE_H_
#define V8_COMPILER_PIPELINE_H_
#include <memory>
// Clients of this interface shouldn't depend on lots of compiler internals.
// Do not include anything from src/compiler here!
#include "src/common/globals.h"
#include "src/objects/code.h"
#include "src/objects/objects.h"
namespace v8 {
namespace internal {
struct AssemblerOptions;
class OptimizedCompilationInfo;
class OptimizedCompilationJob;
class ProfileDataFromFile;
class RegisterConfiguration;
namespace wasm {
struct FunctionBody;
class NativeModule;
struct WasmCompilationResult;
class WasmEngine;
struct WasmModule;
} // namespace wasm
namespace compiler {
class CallDescriptor;
class Graph;
class InstructionSequence;
class JSGraph;
class JSHeapBroker;
class MachineGraph;
class NodeOriginTable;
class Schedule;
class SourcePositionTable;
struct WasmLoopInfo;
class Pipeline : public AllStatic {
public:
// Returns a new compilation job for the given JavaScript function.
static V8_EXPORT_PRIVATE std::unique_ptr<OptimizedCompilationJob>
NewCompilationJob(Isolate* isolate, Handle<JSFunction> function,
CodeKind code_kind, bool has_script,
BytecodeOffset osr_offset = BytecodeOffset::None(),
JavaScriptFrame* osr_frame = nullptr);
// Run the pipeline for the WebAssembly compilation info.
static void GenerateCodeForWasmFunction(
OptimizedCompilationInfo* info, MachineGraph* mcgraph,
CallDescriptor* call_descriptor, SourcePositionTable* source_positions,
NodeOriginTable* node_origins, wasm::FunctionBody function_body,
const wasm::WasmModule* module, int function_index,
std::vector<compiler::WasmLoopInfo>* loop_infos);
// Run the pipeline on a machine graph and generate code.
static wasm::WasmCompilationResult GenerateCodeForWasmNativeStub(
CallDescriptor* call_descriptor, MachineGraph* mcgraph, CodeKind kind,
int wasm_kind, const char* debug_name,
const AssemblerOptions& assembler_options,
SourcePositionTable* source_positions = nullptr);
// Returns a new compilation job for a wasm heap stub.
static std::unique_ptr<OptimizedCompilationJob> NewWasmHeapStubCompilationJob(
Isolate* isolate, CallDescriptor* call_descriptor,
std::unique_ptr<Zone> zone, Graph* graph, CodeKind kind,
std::unique_ptr<char[]> debug_name, const AssemblerOptions& options,
SourcePositionTable* source_positions = nullptr);
// Run the pipeline on a machine graph and generate code.
static MaybeHandle<Code> GenerateCodeForCodeStub(
Isolate* isolate, CallDescriptor* call_descriptor, Graph* graph,
JSGraph* jsgraph, SourcePositionTable* source_positions, CodeKind kind,
const char* debug_name, Builtin builtin, const AssemblerOptions& options,
const ProfileDataFromFile* profile_data);
// ---------------------------------------------------------------------------
// The following methods are for testing purposes only. Avoid production use.
// ---------------------------------------------------------------------------
// Run the pipeline on JavaScript bytecode and generate code. If requested,
// hands out the heap broker on success, transferring its ownership to the
// caller.
V8_EXPORT_PRIVATE static MaybeHandle<Code> GenerateCodeForTesting(
OptimizedCompilationInfo* info, Isolate* isolate,
std::unique_ptr<JSHeapBroker>* out_broker = nullptr);
// Run the pipeline on a machine graph and generate code. If {schedule} is
// {nullptr}, then compute a new schedule for code generation.
V8_EXPORT_PRIVATE static MaybeHandle<Code> GenerateCodeForTesting(
OptimizedCompilationInfo* info, Isolate* isolate,
CallDescriptor* call_descriptor, Graph* graph,
const AssemblerOptions& options, Schedule* schedule = nullptr);
// Run just the register allocator phases.
V8_EXPORT_PRIVATE static bool AllocateRegistersForTesting(
const RegisterConfiguration* config, InstructionSequence* sequence,
bool use_fast_register_allocator, bool run_verifier);
private:
DISALLOW_IMPLICIT_CONSTRUCTORS(Pipeline);
};
} // namespace compiler
} // namespace internal
} // namespace v8
#endif // V8_COMPILER_PIPELINE_H_
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