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[mlir] Refactor standalone-translate to use mlirTranslateMain() 

This refactors the standalone-translate executable to use mlirTranslateMain() declared in Translation.h and further applies D87129.

Reviewed By: jpienaar

Differential Revision: https://reviews.llvm.org/D87131
This commit is contained in:
Marius Brehler 2020-09-04 10:52:25 +02:00
parent c633842f13
commit 4f7cdc10a8
1 changed files with 2 additions and 87 deletions
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89
mlir/examples/standalone/standalone-translate/standalone-translate.cpp
View File

@ -11,102 +11,17 @@
//
//===----------------------------------------------------------------------===//
#include "mlir/IR/AsmState.h"
#include "mlir/IR/Diagnostics.h"
#include "mlir/IR/MLIRContext.h"
#include "mlir/InitAllDialects.h"
#include "mlir/InitAllTranslations.h"
#include "mlir/Support/FileUtilities.h"
#include "mlir/Support/LogicalResult.h"
#include "mlir/Support/ToolUtilities.h"
#include "mlir/Translation.h"
#include "llvm/Support/InitLLVM.h"
#include "llvm/Support/MemoryBuffer.h"
#include "llvm/Support/SourceMgr.h"
#include "llvm/Support/ToolOutputFile.h"
#include "Standalone/StandaloneDialect.h"
static llvm::cl::opt<std::string> inputFilename(llvm::cl::Positional,
llvm::cl::desc("<input file>"),
llvm::cl::init("-"));
static llvm::cl::opt<std::string>
outputFilename("o", llvm::cl::desc("Output filename"),
llvm::cl::value_desc("filename"), llvm::cl::init("-"));
static llvm::cl::opt<bool>
splitInputFile("split-input-file",
llvm::cl::desc("Split the input file into pieces and "
"process each chunk independently"),
llvm::cl::init(false));
static llvm::cl::opt<bool> verifyDiagnostics(
"verify-diagnostics",
llvm::cl::desc("Check that emitted diagnostics match "
"expected-* lines on the corresponding line"),
llvm::cl::init(false));
int main(int argc, char **argv) {
mlir::registerAllTranslations();
// TODO: Register standalone translations here.
llvm::InitLLVM y(argc, argv);
// Add flags for all the registered translations.
llvm::cl::opt<const mlir::TranslateFunction *, false, mlir::TranslationParser>
translationRequested("", llvm::cl::desc("Translation to perform"),
llvm::cl::Required);
mlir::registerAsmPrinterCLOptions();
mlir::registerMLIRContextCLOptions();
llvm::cl::ParseCommandLineOptions(argc, argv, "MLIR translation driver\n");
std::string errorMessage;
auto input = mlir::openInputFile(inputFilename, &errorMessage);
if (!input) {
llvm::errs() << errorMessage << "\n";
return 1;
}
auto output = mlir::openOutputFile(outputFilename, &errorMessage);
if (!output) {
llvm::errs() << errorMessage << "\n";
return 1;
}
// Processes the memory buffer with a new MLIRContext.
auto processBuffer = [&](std::unique_ptr<llvm::MemoryBuffer> ownedBuffer,
llvm::raw_ostream &os) {
mlir::MLIRContext context;
context.allowUnregisteredDialects();
context.printOpOnDiagnostic(!verifyDiagnostics);
llvm::SourceMgr sourceMgr;
sourceMgr.AddNewSourceBuffer(std::move(ownedBuffer), llvm::SMLoc());
if (!verifyDiagnostics) {
mlir::SourceMgrDiagnosticHandler sourceMgrHandler(sourceMgr, &context);
return (*translationRequested)(sourceMgr, os, &context);
}
// In the diagnostic verification flow, we ignore whether the translation
// failed (in most cases, it is expected to fail). Instead, we check if the
// diagnostics were produced as expected.
mlir::SourceMgrDiagnosticVerifierHandler sourceMgrHandler(sourceMgr,
&context);
(*translationRequested)(sourceMgr, os, &context);
return sourceMgrHandler.verify();
};
if (splitInputFile) {
if (failed(mlir::splitAndProcessBuffer(std::move(input), processBuffer,
output->os())))
return 1;
} else {
if (failed(processBuffer(std::move(input), output->os())))
return 1;
}
output->keep();
return 0;
return failed(
mlir::mlirTranslateMain(argc, argv, "MLIR Translation Testing Tool"));
}