toyc.cpp | Explore in Territory

//===- toyc.cpp - The Toy Compiler ----------------------------------------===//
//
// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
// See https://llvm.org/LICENSE.txt for license information.
// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
//
//===----------------------------------------------------------------------===//
//
// This file implements the entry point for the Toy compiler.
//
//===----------------------------------------------------------------------===//

#include "mlir/Dialect/Func/Extensions/AllExtensions.h"
#include "mlir/Dialect/LLVMIR/LLVMDialect.h"
#include "mlir/Dialect/LLVMIR/Transforms/InlinerInterfaceImpl.h"
#include "toy/AST.h"
#include "toy/Dialect.h"
#include "toy/Lexer.h"
#include "toy/MLIRGen.h"
#include "toy/Parser.h"
#include "toy/Passes.h"

#include "mlir/Dialect/Affine/Passes.h"
#include "mlir/Dialect/LLVMIR/Transforms/Passes.h"
#include "mlir/ExecutionEngine/ExecutionEngine.h"
#include "mlir/ExecutionEngine/OptUtils.h"
#include "mlir/IR/AsmState.h"
#include "mlir/IR/BuiltinOps.h"
#include "mlir/IR/MLIRContext.h"
#include "mlir/IR/Verifier.h"
#include "mlir/InitAllDialects.h"
#include "mlir/Parser/Parser.h"
#include "mlir/Pass/PassManager.h"
#include "mlir/Target/LLVMIR/Dialect/Builtin/BuiltinToLLVMIRTranslation.h"
#include "mlir/Target/LLVMIR/Dialect/LLVMIR/LLVMToLLVMIRTranslation.h"
#include "mlir/Target/LLVMIR/Export.h"
#include "mlir/Transforms/Passes.h"

#include "llvm/ADT/StringRef.h"
#include "llvm/ExecutionEngine/Orc/JITTargetMachineBuilder.h"
#include "llvm/IR/Module.h"
#include "llvm/Support/CommandLine.h"
#include "llvm/Support/ErrorOr.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/TargetSelect.h"
#include "llvm/Support/raw_ostream.h"
#include <cassert>
#include <memory>
#include <string>
#include <system_error>
#include <utility>

usingnamespacetoy;
cl;

static cl::opt<std::string> inputFilename(cl::Positional,
                                          cl::desc("<input toy file>"),
                                          cl::init("-"),
                                          cl::value_desc("filename"));

namespace {
enum InputType { … };
} // namespace
static cl::opt<enum InputType> inputType(
    "x", cl::init(Toy), cl::desc("Decided the kind of output desired"),
    cl::values(clEnumValN(Toy, "toy", "load the input file as a Toy source.")),
    cl::values(clEnumValN(MLIR, "mlir",
                          "load the input file as an MLIR file")));

namespace {
enum Action { … };
} // namespace
static cl::opt<enum Action> emitAction(
    "emit", cl::desc("Select the kind of output desired"),
    cl::values(clEnumValN(DumpAST, "ast", "output the AST dump")),
    cl::values(clEnumValN(DumpMLIR, "mlir", "output the MLIR dump")),
    cl::values(clEnumValN(DumpMLIRAffine, "mlir-affine",
                          "output the MLIR dump after affine lowering")),
    cl::values(clEnumValN(DumpMLIRLLVM, "mlir-llvm",
                          "output the MLIR dump after llvm lowering")),
    cl::values(clEnumValN(DumpLLVMIR, "llvm", "output the LLVM IR dump")),
    cl::values(
        clEnumValN(RunJIT, "jit",
                   "JIT the code and run it by invoking the main function")));

static cl::opt<bool> enableOpt("opt", cl::desc("Enable optimizations"));

/// Returns a Toy AST resulting from parsing the file or a nullptr on error.
std::unique_ptr<toy::ModuleAST> parseInputFile(llvm::StringRef filename) { … }

int loadMLIR(mlir::MLIRContext &context,
             mlir::OwningOpRef<mlir::ModuleOp> &module) { … }

int loadAndProcessMLIR(mlir::MLIRContext &context,
                       mlir::OwningOpRef<mlir::ModuleOp> &module) { … }

int dumpAST() { … }

int dumpLLVMIR(mlir::ModuleOp module) { … }

int runJit(mlir::ModuleOp module) { … }

int main(int argc, char **argv) { … }
llvm/mlir/examples/toy/Ch7/toyc.cpp
