llvm-project/mlir/test/lib/Dialect/Math/TestExpandMath.cpp

47 lines
1.6 KiB
C++

//===- TestExpandMath.cpp - Test expand math op into exp form -------------===//
//
// 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 contains test passes for expanding math operations.
//
//===----------------------------------------------------------------------===//
#include "mlir/Dialect/Arith/IR/Arith.h"
#include "mlir/Dialect/Math/Transforms/Passes.h"
#include "mlir/Dialect/SCF/IR/SCF.h"
#include "mlir/Pass/Pass.h"
#include "mlir/Transforms/GreedyPatternRewriteDriver.h"
using namespace mlir;
namespace {
struct TestExpandMathPass
: public PassWrapper<TestExpandMathPass, OperationPass<>> {
MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(TestExpandMathPass)
void runOnOperation() override;
StringRef getArgument() const final { return "test-expand-math"; }
void getDependentDialects(DialectRegistry &registry) const override {
registry.insert<arith::ArithDialect, scf::SCFDialect>();
}
StringRef getDescription() const final { return "Test expanding math"; }
};
} // namespace
void TestExpandMathPass::runOnOperation() {
RewritePatternSet patterns(&getContext());
populateExpandCtlzPattern(patterns);
populateExpandTanhPattern(patterns);
(void)applyPatternsAndFoldGreedily(getOperation(), std::move(patterns));
}
namespace mlir {
namespace test {
void registerTestExpandMathPass() { PassRegistration<TestExpandMathPass>(); }
} // namespace test
} // namespace mlir