72 lines
2.5 KiB
C++
72 lines
2.5 KiB
C++
|
//===- TestPolynomialApproximation.cpp - Test math ops approximations -----===//
|
||
|
|
//
|
||
|
|
// 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 into
|
||
|
|
// polynomial approximations.
|
||
|
|
//
|
||
|
|
//===----------------------------------------------------------------------===//
|
||
|
|
|
||
|
|
#include "mlir/Dialect/Arith/IR/Arith.h"
|
||
|
|
#include "mlir/Dialect/Math/IR/Math.h"
|
||
|
|
#include "mlir/Dialect/Math/Transforms/Passes.h"
|
||
|
|
#include "mlir/Dialect/Vector/IR/VectorOps.h"
|
||
|
|
#include "mlir/Dialect/X86Vector/X86VectorDialect.h"
|
||
|
|
#include "mlir/Pass/Pass.h"
|
||
|
|
#include "mlir/Transforms/GreedyPatternRewriteDriver.h"
|
||
|
|
|
||
|
|
using namespace mlir;
|
||
|
|
|
||
|
|
namespace {
|
||
|
|
struct TestMathPolynomialApproximationPass
|
||
|
|
: public PassWrapper<TestMathPolynomialApproximationPass, OperationPass<>> {
|
||
|
|
MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(
|
||
|
|
TestMathPolynomialApproximationPass)
|
||
|
|
|
||
|
|
TestMathPolynomialApproximationPass() = default;
|
||
|
|
TestMathPolynomialApproximationPass(
|
||
|
|
const TestMathPolynomialApproximationPass &pass)
|
||
|
|
: PassWrapper(pass) {}
|
||
|
|
|
||
|
|
void runOnOperation() override;
|
||
|
|
void getDependentDialects(DialectRegistry ®istry) const override {
|
||
|
|
registry.insert<arith::ArithDialect, math::MathDialect,
|
||
|
|
vector::VectorDialect>();
|
||
|
|
if (enableAvx2)
|
||
|
|
registry.insert<x86vector::X86VectorDialect>();
|
||
|
|
}
|
||
|
|
StringRef getArgument() const final {
|
||
|
|
return "test-math-polynomial-approximation";
|
||
|
|
}
|
||
|
|
StringRef getDescription() const final {
|
||
|
|
return "Test math polynomial approximations";
|
||
|
|
}
|
||
|
|
|
||
|
|
Option<bool> enableAvx2{
|
||
|
|
*this, "enable-avx2",
|
||
|
|
llvm::cl::desc("Enable approximations that emit AVX2 intrinsics via the "
|
||
|
|
"X86Vector dialect"),
|
||
|
|
llvm::cl::init(false)};
|
||
|
|
};
|
||
|
|
} // namespace
|
||
|
|
|
||
|
|
void TestMathPolynomialApproximationPass::runOnOperation() {
|
||
|
|
RewritePatternSet patterns(&getContext());
|
||
|
|
MathPolynomialApproximationOptions approxOptions;
|
||
|
|
approxOptions.enableAvx2 = enableAvx2;
|
||
|
|
populateMathPolynomialApproximationPatterns(patterns, approxOptions);
|
||
|
|
(void)applyPatternsAndFoldGreedily(getOperation(), std::move(patterns));
|
||
|
|
}
|
||
|
|
|
||
|
|
namespace mlir {
|
||
|
|
namespace test {
|
||
|
|
void registerTestMathPolynomialApproximationPass() {
|
||
|
|
PassRegistration<TestMathPolynomialApproximationPass>();
|
||
|
|
}
|
||
|
|
} // namespace test
|
||
|
|
} // namespace mlir
|