[TableGen] Add TreePatternNode::children and use it in for loops (NFC) (#119877)
[llvm-project.git] / mlir / test / lib / Dialect / Math / TestPolynomialApproximation.cpp
blob8a01ac509c30ef2a464890f49af7b31a9abb5d20
1 //===- TestPolynomialApproximation.cpp - Test math ops approximations -----===//
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 into
10 // polynomial approximations.
12 //===----------------------------------------------------------------------===//
14 #include "mlir/Dialect/Arith/IR/Arith.h"
15 #include "mlir/Dialect/Math/IR/Math.h"
16 #include "mlir/Dialect/Math/Transforms/Passes.h"
17 #include "mlir/Dialect/Vector/IR/VectorOps.h"
18 #include "mlir/Dialect/X86Vector/X86VectorDialect.h"
19 #include "mlir/Pass/Pass.h"
20 #include "mlir/Transforms/GreedyPatternRewriteDriver.h"
22 using namespace mlir;
24 namespace {
25 struct TestMathPolynomialApproximationPass
26 : public PassWrapper<TestMathPolynomialApproximationPass, OperationPass<>> {
27 MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(
28 TestMathPolynomialApproximationPass)
30 TestMathPolynomialApproximationPass() = default;
31 TestMathPolynomialApproximationPass(
32 const TestMathPolynomialApproximationPass &pass)
33 : PassWrapper(pass) {}
35 void runOnOperation() override;
36 void getDependentDialects(DialectRegistry &registry) const override {
37 registry.insert<arith::ArithDialect, math::MathDialect,
38 vector::VectorDialect>();
39 if (enableAvx2)
40 registry.insert<x86vector::X86VectorDialect>();
42 StringRef getArgument() const final {
43 return "test-math-polynomial-approximation";
45 StringRef getDescription() const final {
46 return "Test math polynomial approximations";
49 Option<bool> enableAvx2{
50 *this, "enable-avx2",
51 llvm::cl::desc("Enable approximations that emit AVX2 intrinsics via the "
52 "X86Vector dialect"),
53 llvm::cl::init(false)};
55 } // namespace
57 void TestMathPolynomialApproximationPass::runOnOperation() {
58 RewritePatternSet patterns(&getContext());
59 MathPolynomialApproximationOptions approxOptions;
60 approxOptions.enableAvx2 = enableAvx2;
61 populateMathPolynomialApproximationPatterns(patterns, approxOptions);
62 (void)applyPatternsAndFoldGreedily(getOperation(), std::move(patterns));
65 namespace mlir {
66 namespace test {
67 void registerTestMathPolynomialApproximationPass() {
68 PassRegistration<TestMathPolynomialApproximationPass>();
70 } // namespace test
71 } // namespace mlir