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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/zone/zone-containers.h"
namespace v8 {
namespace internal {
struct AssemblerOptions;
class OptimizedCompilationInfo;
class TurbofanCompilationJob;
class ProfileDataFromFile;
class RegisterConfiguration;
struct WasmInliningPosition;
namespace wasm {
struct CompilationEnv;
struct FunctionBody;
struct WasmCompilationResult;
class WasmFeatures;
} // namespace wasm
namespace compiler {
class CallDescriptor;
class Graph;
class InstructionSequence;
class JSGraph;
class JSHeapBroker;
class MachineGraph;
class Schedule;
class SourcePositionTable;
struct WasmCompilationData;
struct InstructionRangesAsJSON {
const InstructionSequence* sequence;
const ZoneVector<std::pair<int, int>>* instr_origins;
};
std::ostream& operator<<(std::ostream& out, const InstructionRangesAsJSON& s);
class Pipeline : public AllStatic {
public:
// Returns a new compilation job for the given JavaScript function.
static V8_EXPORT_PRIVATE std::unique_ptr<TurbofanCompilationJob>
NewCompilationJob(Isolate* isolate, Handle<JSFunction> function,
CodeKind code_kind, bool has_script,
BytecodeOffset osr_offset = BytecodeOffset::None());
// Run the pipeline for the WebAssembly compilation info.
// Note: We pass a pointer to {detected} as it might get mutated while
// inlining.
static void GenerateCodeForWasmFunction(
OptimizedCompilationInfo* info, wasm::CompilationEnv* env,
WasmCompilationData& compilation_data, MachineGraph* mcgraph,
CallDescriptor* call_descriptor,
ZoneVector<WasmInliningPosition>* inlining_positions,
wasm::WasmFeatures* detected);
// Run the pipeline on a machine graph and generate code.
static wasm::WasmCompilationResult GenerateCodeForWasmNativeStub(
CallDescriptor* call_descriptor, MachineGraph* mcgraph, CodeKind kind,
const char* debug_name, const AssemblerOptions& assembler_options,
SourcePositionTable* source_positions = nullptr);
static bool GenerateWasmCodeFromTurboshaftGraph(
OptimizedCompilationInfo* info, wasm::CompilationEnv* env,
WasmCompilationData& compilation_data, MachineGraph* mcgraph,
const wasm::FunctionBody& body, wasm::WasmFeatures* detected,
CallDescriptor* call_descriptor);
// Returns a new compilation job for a wasm heap stub.
static std::unique_ptr<TurbofanCompilationJob> NewWasmHeapStubCompilationJob(
Isolate* isolate, CallDescriptor* call_descriptor,
std::unique_ptr<Zone> zone, Graph* graph, CodeKind kind,
std::unique_ptr<char[]> debug_name, const AssemblerOptions& options);
// 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.
V8_EXPORT_PRIVATE static MaybeHandle<Code> GenerateCodeForTesting(
OptimizedCompilationInfo* info, Isolate* isolate);
// 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 void 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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