Files
clang-p2996/mlir/lib/Dialect/SparseTensor/Transforms/SparseTensorPasses.cpp
Michele Scuttari 2be8af8f0e [MLIR] Update pass declarations to new autogenerated files
The patch introduces the required changes to update the pass declarations and definitions to use the new autogenerated files and allow dropping the old infrastructure.

Reviewed By: mehdi_amini, rriddle

Differential Review: https://reviews.llvm.org/D132838
2022-08-30 21:56:31 +02:00

256 lines
10 KiB
C++

//===- SparseTensorPasses.cpp - Pass for autogen sparse tensor code -------===//
//
// 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
//
//===----------------------------------------------------------------------===//
#include "mlir/Dialect/Affine/IR/AffineOps.h"
#include "mlir/Dialect/Arithmetic/IR/Arithmetic.h"
#include "mlir/Dialect/Bufferization/IR/Bufferization.h"
#include "mlir/Dialect/Complex/IR/Complex.h"
#include "mlir/Dialect/Func/IR/FuncOps.h"
#include "mlir/Dialect/Func/Transforms/FuncConversions.h"
#include "mlir/Dialect/LLVMIR/LLVMDialect.h"
#include "mlir/Dialect/Linalg/Transforms/Transforms.h"
#include "mlir/Dialect/SCF/Transforms/Transforms.h"
#include "mlir/Dialect/SparseTensor/IR/SparseTensor.h"
#include "mlir/Dialect/SparseTensor/Transforms/Passes.h"
#include "mlir/Dialect/Tensor/IR/Tensor.h"
#include "mlir/Transforms/GreedyPatternRewriteDriver.h"
namespace mlir {
#define GEN_PASS_DEF_SPARSIFICATIONPASS
#define GEN_PASS_DEF_SPARSETENSORCONVERSIONPASS
#define GEN_PASS_DEF_SPARSETENSORCODEGENPASS
#include "mlir/Dialect/SparseTensor/Transforms/Passes.h.inc"
} // namespace mlir
using namespace mlir;
using namespace mlir::sparse_tensor;
namespace {
//===----------------------------------------------------------------------===//
// Passes implementation.
//===----------------------------------------------------------------------===//
struct SparsificationPass
: public mlir::impl::SparsificationPassBase<SparsificationPass> {
SparsificationPass() = default;
SparsificationPass(const SparsificationPass &pass) = default;
SparsificationPass(const SparsificationOptions &options) {
parallelization = static_cast<int32_t>(options.parallelizationStrategy);
vectorization = static_cast<int32_t>(options.vectorizationStrategy);
vectorLength = options.vectorLength;
enableSIMDIndex32 = options.enableSIMDIndex32;
enableVLAVectorization = options.enableVLAVectorization;
}
void runOnOperation() override {
auto *ctx = &getContext();
// Apply pre-rewriting.
RewritePatternSet prePatterns(ctx);
populateSparseTensorRewriting(prePatterns);
(void)applyPatternsAndFoldGreedily(getOperation(), std::move(prePatterns));
// Translate strategy flags to strategy options.
SparsificationOptions options(
sparseParallelizationStrategy(parallelization),
sparseVectorizationStrategy(vectorization), vectorLength,
enableSIMDIndex32, enableVLAVectorization);
// Apply sparsification and vector cleanup rewriting.
RewritePatternSet patterns(ctx);
populateSparsificationPatterns(patterns, options);
vector::populateVectorToVectorCanonicalizationPatterns(patterns);
(void)applyPatternsAndFoldGreedily(getOperation(), std::move(patterns));
}
};
struct SparseTensorConversionPass
: public mlir::impl::SparseTensorConversionPassBase<
SparseTensorConversionPass> {
SparseTensorConversionPass() = default;
SparseTensorConversionPass(const SparseTensorConversionPass &pass) = default;
SparseTensorConversionPass(const SparseTensorConversionOptions &options) {
sparseToSparse = static_cast<int32_t>(options.sparseToSparseStrategy);
}
void runOnOperation() override {
auto *ctx = &getContext();
RewritePatternSet patterns(ctx);
SparseTensorTypeToPtrConverter converter;
ConversionTarget target(*ctx);
// Everything in the sparse dialect must go!
target.addIllegalDialect<SparseTensorDialect>();
// All dynamic rules below accept new function, call, return, and various
// tensor and bufferization operations as legal output of the rewriting
// provided that all sparse tensor types have been fully rewritten.
target.addDynamicallyLegalOp<func::FuncOp>([&](func::FuncOp op) {
return converter.isSignatureLegal(op.getFunctionType());
});
target.addDynamicallyLegalOp<func::CallOp>([&](func::CallOp op) {
return converter.isSignatureLegal(op.getCalleeType());
});
target.addDynamicallyLegalOp<func::ReturnOp>([&](func::ReturnOp op) {
return converter.isLegal(op.getOperandTypes());
});
target.addDynamicallyLegalOp<tensor::DimOp>([&](tensor::DimOp op) {
return converter.isLegal(op.getOperandTypes());
});
target.addDynamicallyLegalOp<tensor::CastOp>([&](tensor::CastOp op) {
return converter.isLegal(op.getSource().getType()) &&
converter.isLegal(op.getDest().getType());
});
target.addDynamicallyLegalOp<tensor::ExpandShapeOp>(
[&](tensor::ExpandShapeOp op) {
return converter.isLegal(op.getSrc().getType()) &&
converter.isLegal(op.getResult().getType());
});
target.addDynamicallyLegalOp<tensor::CollapseShapeOp>(
[&](tensor::CollapseShapeOp op) {
return converter.isLegal(op.getSrc().getType()) &&
converter.isLegal(op.getResult().getType());
});
target.addDynamicallyLegalOp<bufferization::AllocTensorOp>(
[&](bufferization::AllocTensorOp op) {
return converter.isLegal(op.getType());
});
target.addDynamicallyLegalOp<bufferization::DeallocTensorOp>(
[&](bufferization::DeallocTensorOp op) {
return converter.isLegal(op.getTensor().getType());
});
// The following operations and dialects may be introduced by the
// rewriting rules, and are therefore marked as legal.
target.addLegalOp<bufferization::ToMemrefOp, bufferization::ToTensorOp,
complex::ConstantOp, complex::NotEqualOp, linalg::FillOp,
linalg::YieldOp, tensor::ExtractOp>();
target.addLegalDialect<
arith::ArithmeticDialect, bufferization::BufferizationDialect,
LLVM::LLVMDialect, memref::MemRefDialect, scf::SCFDialect>();
// Translate strategy flags to strategy options.
SparseTensorConversionOptions options(
sparseToSparseConversionStrategy(sparseToSparse));
// Populate with rules and apply rewriting rules.
populateFunctionOpInterfaceTypeConversionPattern<func::FuncOp>(patterns,
converter);
populateCallOpTypeConversionPattern(patterns, converter);
scf::populateSCFStructuralTypeConversionsAndLegality(converter, patterns,
target);
populateSparseTensorConversionPatterns(converter, patterns, options);
if (failed(applyPartialConversion(getOperation(), target,
std::move(patterns))))
signalPassFailure();
}
};
struct SparseTensorCodegenPass
: public mlir::impl::SparseTensorCodegenPassBase<SparseTensorCodegenPass> {
SparseTensorCodegenPass() = default;
SparseTensorCodegenPass(const SparseTensorCodegenPass &pass) = default;
void runOnOperation() override {
auto *ctx = &getContext();
RewritePatternSet patterns(ctx);
SparseTensorTypeToBufferConverter converter;
ConversionTarget target(*ctx);
// Everything in the sparse dialect must go!
target.addIllegalDialect<SparseTensorDialect>();
// All dynamic rules below accept new function, call, return, and various
// tensor and bufferization operations as legal output of the rewriting.
target.addDynamicallyLegalOp<func::FuncOp>([&](func::FuncOp op) {
return converter.isSignatureLegal(op.getFunctionType());
});
target.addDynamicallyLegalOp<func::CallOp>([&](func::CallOp op) {
return converter.isSignatureLegal(op.getCalleeType());
});
target.addDynamicallyLegalOp<func::ReturnOp>([&](func::ReturnOp op) {
return converter.isLegal(op.getOperandTypes());
});
// Populate with rules and apply rewriting rules.
populateFunctionOpInterfaceTypeConversionPattern<func::FuncOp>(patterns,
converter);
populateCallOpTypeConversionPattern(patterns, converter);
scf::populateSCFStructuralTypeConversionsAndLegality(converter, patterns,
target);
populateSparseTensorCodegenPatterns(converter, patterns);
if (failed(applyPartialConversion(getOperation(), target,
std::move(patterns))))
signalPassFailure();
}
};
} // namespace
//===----------------------------------------------------------------------===//
// Strategy flag methods.
//===----------------------------------------------------------------------===//
SparseParallelizationStrategy
mlir::sparseParallelizationStrategy(int32_t flag) {
switch (flag) {
default:
return SparseParallelizationStrategy::kNone;
case 1:
return SparseParallelizationStrategy::kDenseOuterLoop;
case 2:
return SparseParallelizationStrategy::kAnyStorageOuterLoop;
case 3:
return SparseParallelizationStrategy::kDenseAnyLoop;
case 4:
return SparseParallelizationStrategy::kAnyStorageAnyLoop;
}
}
SparseVectorizationStrategy mlir::sparseVectorizationStrategy(int32_t flag) {
switch (flag) {
default:
return SparseVectorizationStrategy::kNone;
case 1:
return SparseVectorizationStrategy::kDenseInnerLoop;
case 2:
return SparseVectorizationStrategy::kAnyStorageInnerLoop;
}
}
SparseToSparseConversionStrategy
mlir::sparseToSparseConversionStrategy(int32_t flag) {
switch (flag) {
default:
return SparseToSparseConversionStrategy::kAuto;
case 1:
return SparseToSparseConversionStrategy::kViaCOO;
case 2:
return SparseToSparseConversionStrategy::kDirect;
}
}
//===----------------------------------------------------------------------===//
// Pass creation methods.
//===----------------------------------------------------------------------===//
std::unique_ptr<Pass> mlir::createSparsificationPass() {
return std::make_unique<SparsificationPass>();
}
std::unique_ptr<Pass>
mlir::createSparsificationPass(const SparsificationOptions &options) {
return std::make_unique<SparsificationPass>(options);
}
std::unique_ptr<Pass> mlir::createSparseTensorConversionPass() {
return std::make_unique<SparseTensorConversionPass>();
}
std::unique_ptr<Pass> mlir::createSparseTensorConversionPass(
const SparseTensorConversionOptions &options) {
return std::make_unique<SparseTensorConversionPass>(options);
}
std::unique_ptr<Pass> mlir::createSparseTensorCodegenPass() {
return std::make_unique<SparseTensorCodegenPass>();
}