mlir/test/lib/Dialect/Math/TestExpandMath.cpp

   1 //===- TestExpandMath.cpp - Test expand math op into exp form -------------===//
   2 //
   3 // Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
   4 // See https://llvm.org/LICENSE.txt for license information.
   5 // SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
   6 //
   7 //===----------------------------------------------------------------------===//
   8 //
   9 // This file contains test passes for expanding math operations.
  10 //
  11 //===----------------------------------------------------------------------===//
  12
  13 #include "mlir/Dialect/Arith/IR/Arith.h"
  14 #include "mlir/Dialect/Math/Transforms/Passes.h"
  15 #include "mlir/Dialect/SCF/IR/SCF.h"
  16 #include "mlir/Dialect/Vector/IR/VectorOps.h"
  17 #include "mlir/Pass/Pass.h"
  18 #include "mlir/Transforms/GreedyPatternRewriteDriver.h"
  19
  20 using namespace mlir;
  21
  22 namespace {
  23 struct TestExpandMathPass
  24     : public PassWrapper<TestExpandMathPass, OperationPass<>> {
  25   MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(TestExpandMathPass)
  26
  27   void runOnOperation() override;
  28   StringRef getArgument() const final { return "test-expand-math"; }
  29   void getDependentDialects(DialectRegistry &registry) const override {
  30     registry
  31         .insert<arith::ArithDialect, scf::SCFDialect, vector::VectorDialect>();
  32   }
  33   StringRef getDescription() const final { return "Test expanding math"; }
  34 };
  35 } // namespace
  36
  37 void TestExpandMathPass::runOnOperation() {
  38   RewritePatternSet patterns(&getContext());
  39   populateExpandCtlzPattern(patterns);
  40   populateExpandExp2FPattern(patterns);
  41   populateExpandTanPattern(patterns);
  42   populateExpandSinhPattern(patterns);
  43   populateExpandCoshPattern(patterns);
  44   populateExpandTanhPattern(patterns);
  45   populateExpandAsinhPattern(patterns);
  46   populateExpandAcoshPattern(patterns);
  47   populateExpandAtanhPattern(patterns);
  48   populateExpandFmaFPattern(patterns);
  49   populateExpandFloorFPattern(patterns);
  50   populateExpandCeilFPattern(patterns);
  51   populateExpandPowFPattern(patterns);
  52   populateExpandFPowIPattern(patterns);
  53   populateExpandRoundFPattern(patterns);
  54   populateExpandRoundEvenPattern(patterns);
  55   populateExpandRsqrtPattern(patterns);
  56   (void)applyPatternsAndFoldGreedily(getOperation(), std::move(patterns));
  57 }
  58
  59 namespace mlir {
  60 namespace test {
  61 void registerTestExpandMathPass() { PassRegistration<TestExpandMathPass>(); }
  62 } // namespace test
  63 } // namespace mlir