| 1 | //===- TestNVGPUTransforms.cpp - Test NVGPU transforms and lowerings ----===// |
|---|---|
| 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 | #include <type_traits> |
| 10 | |
| 11 | #include "mlir/Analysis/SliceAnalysis.h" |
| 12 | #include "mlir/Dialect/Affine/IR/AffineOps.h" |
| 13 | #include "mlir/Dialect/Func/IR/FuncOps.h" |
| 14 | #include "mlir/Dialect/GPU/IR/GPUDialect.h" |
| 15 | #include "mlir/Dialect/LLVMIR/LLVMDialect.h" |
| 16 | #include "mlir/Dialect/Linalg/IR/Linalg.h" |
| 17 | #include "mlir/Dialect/Linalg/Passes.h" |
| 18 | #include "mlir/Dialect/Linalg/Transforms/Transforms.h" |
| 19 | #include "mlir/Dialect/MemRef/IR/MemRef.h" |
| 20 | #include "mlir/Dialect/NVGPU/Transforms/Transforms.h" |
| 21 | #include "mlir/Dialect/SCF/IR/SCF.h" |
| 22 | #include "mlir/Pass/Pass.h" |
| 23 | #include "mlir/Pass/PassManager.h" |
| 24 | #include "mlir/Support/LLVM.h" |
| 25 | #include "mlir/Transforms/GreedyPatternRewriteDriver.h" |
| 26 | |
| 27 | using namespace mlir; |
| 28 | using namespace mlir::nvgpu; |
| 29 | |
| 30 | namespace { |
| 31 | |
| 32 | struct TestMmaSyncF32ToTF32Patterns |
| 33 | : public PassWrapper<TestMmaSyncF32ToTF32Patterns, |
| 34 | OperationPass<func::FuncOp>> { |
| 35 | MLIR_DEFINE_EXPLICIT_INTERNAL_INLINE_TYPE_ID(TestMmaSyncF32ToTF32Patterns) |
| 36 | |
| 37 | StringRef getArgument() const final { |
| 38 | return "test-nvgpu-mmasync-f32-to-tf32-patterns"; |
| 39 | } |
| 40 | StringRef getDescription() const final { |
| 41 | return "Test patterns to convert mma.sync on f32 with tf32 precision"; |
| 42 | } |
| 43 | TestMmaSyncF32ToTF32Patterns() = default; |
| 44 | TestMmaSyncF32ToTF32Patterns(const TestMmaSyncF32ToTF32Patterns &pass) |
| 45 | : PassWrapper(pass) {} |
| 46 | |
| 47 | Option<std::string> precision{ |
| 48 | *this, "precision", |
| 49 | llvm::cl::desc( |
| 50 | "Target nvgpu.mma.sync on f32 input with tf32 or tf32x3 precision"), |
| 51 | llvm::cl::init(Val: "tf32")}; |
| 52 | |
| 53 | MmaSyncF32Lowering tf32Precision = |
| 54 | llvm::StringSwitch<MmaSyncF32Lowering>(precision) |
| 55 | .Case(S: "tf32", Value: MmaSyncF32Lowering::TF32) |
| 56 | .Case(S: "tf32x3", Value: MmaSyncF32Lowering::TF32x3) |
| 57 | .Default(Value: MmaSyncF32Lowering::Unkown); |
| 58 | |
| 59 | void runOnOperation() override { |
| 60 | RewritePatternSet patterns(&getContext()); |
| 61 | |
| 62 | populateMmaSyncF32ToTF32Patterns(patterns, precision: tf32Precision); |
| 63 | (void)applyPatternsAndFoldGreedily(getOperation(), std::move(patterns)); |
| 64 | } |
| 65 | }; |
| 66 | |
| 67 | } // namespace |
| 68 | |
| 69 | namespace mlir { |
| 70 | namespace test { |
| 71 | void registerTestNvgpuLowerings() { |
| 72 | PassRegistration<TestMmaSyncF32ToTF32Patterns>(); |
| 73 | } |
| 74 | |
| 75 | } // namespace test |
| 76 | } // namespace mlir |