77 lines
2.7 KiB
C++
77 lines
2.7 KiB
C++
//===- mlir-opt.cpp - MLIR Optimizer Driver -------------------------------===//
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//
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// Part of the MLIR Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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//
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// Main entry function for mlir-opt for when built as standalone binary.
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//
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//===----------------------------------------------------------------------===//
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#include "mlir/Analysis/Passes.h"
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#include "mlir/Pass/Pass.h"
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#include "mlir/Pass/PassManager.h"
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#include "mlir/Support/FileUtilities.h"
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#include "mlir/Support/MlirOptMain.h"
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#include "llvm/Support/CommandLine.h"
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#include "llvm/Support/InitLLVM.h"
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#include "llvm/Support/SourceMgr.h"
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#include "llvm/Support/ToolOutputFile.h"
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using namespace llvm;
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using namespace mlir;
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static cl::opt<std::string>
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inputFilename(cl::Positional, cl::desc("<input file>"), cl::init("-"));
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static cl::opt<std::string> outputFilename("o", cl::desc("Output filename"),
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cl::value_desc("filename"),
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cl::init("-"));
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static cl::opt<bool>
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splitInputFile("split-input-file",
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cl::desc("Split the input file into pieces and process each "
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"chunk independently"),
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cl::init(false));
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static cl::opt<bool>
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verifyDiagnostics("verify-diagnostics",
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cl::desc("Check that emitted diagnostics match "
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"expected-* lines on the corresponding line"),
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cl::init(false));
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static cl::opt<bool>
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verifyPasses("verify-each",
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cl::desc("Run the verifier after each transformation pass"),
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cl::init(true));
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int main(int argc, char **argv) {
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InitLLVM y(argc, argv);
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// Register any pass manager command line options.
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registerPassManagerCLOptions();
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PassPipelineCLParser passPipeline("", "Compiler passes to run");
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// Parse pass names in main to ensure static initialization completed.
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cl::ParseCommandLineOptions(argc, argv, "MLIR modular optimizer driver\n");
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// Set up the input file.
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std::string errorMessage;
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auto file = openInputFile(inputFilename, &errorMessage);
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if (!file) {
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llvm::errs() << errorMessage << "\n";
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return 1;
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}
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auto output = openOutputFile(outputFilename, &errorMessage);
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if (!output) {
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llvm::errs() << errorMessage << "\n";
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exit(1);
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}
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return failed(MlirOptMain(output->os(), std::move(file), passPipeline,
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splitInputFile, verifyDiagnostics, verifyPasses));
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}
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