72 lines
3.1 KiB
C++
72 lines
3.1 KiB
C++
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//===- IndexingUtilsTest.cpp - IndexingUtils unit tests -------------------===//
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//
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// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
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// See https://llvm.org/LICENSE.txt for license information.
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// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
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//
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//===----------------------------------------------------------------------===//
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#include "mlir/Dialect/Utils/IndexingUtils.h"
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#include "llvm/ADT/STLExtras.h"
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#include "gtest/gtest.h"
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using namespace mlir;
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TEST(StaticTileOffsetRange, checkIteratorCanonicalOrder) {
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// Tile <4x8> by <2x4> with canonical row-major order.
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std::vector<SmallVector<int64_t>> expected = {{0, 0}, {0, 4}, {2, 0}, {2, 4}};
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for (auto [idx, tileOffset] :
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llvm::enumerate(StaticTileOffsetRange({4, 8}, {2, 4}, {0, 1})))
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EXPECT_EQ(tileOffset, expected[idx]);
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// Check the constructor for default order and test use with zip iterator.
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for (auto [tileOffset, tileOffsetDefault] :
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llvm::zip(StaticTileOffsetRange({4, 8}, {2, 4}, {0, 1}),
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StaticTileOffsetRange({4, 8}, {2, 4})))
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EXPECT_EQ(tileOffset, tileOffsetDefault);
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}
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TEST(StaticTileOffsetRange, checkIteratorRowMajorOrder) {
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// Tile <4x8> by <2x4> with canonical row-major order.
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std::vector<SmallVector<int64_t>> expected = {{0, 0}, {2, 0}, {0, 4}, {2, 4}};
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for (auto [idx, tileOffset] :
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llvm::enumerate(StaticTileOffsetRange({4, 8}, {2, 4}, {1, 0})))
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EXPECT_EQ(tileOffset, expected[idx]);
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}
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TEST(StaticTileOffsetRange, checkLeadingOneFill) {
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// Tile <4x8> by <4>. A smaller tile shape gets right-aligned to the shape.
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for (auto [idx, tileOffset] :
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llvm::enumerate(StaticTileOffsetRange({4, 8}, {4}))) {
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SmallVector<int64_t> expected = {static_cast<int64_t>(idx) / 2,
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static_cast<int64_t>(idx) % 2 * 4};
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EXPECT_EQ(tileOffset, expected);
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}
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for (auto [idx, tileOffset] :
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llvm::enumerate(StaticTileOffsetRange({1, 4, 8}, {4}, {2, 1, 0}))) {
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SmallVector<int64_t> expected = {0, static_cast<int64_t>(idx) % 4,
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(static_cast<int64_t>(idx) / 4) * 4};
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EXPECT_EQ(tileOffset, expected);
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}
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}
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TEST(StaticTileOffsetRange, checkIterator3DPermutation) {
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// Tile <8x4x2> by <4x2x1> with permutation [1, 0, 2]
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for (auto [idx, tileOffset] : llvm::enumerate(
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StaticTileOffsetRange({8, 4, 2}, {4, 2, 1}, {1, 0, 2}))) {
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SmallVector<int64_t> expected = {((static_cast<int64_t>(idx) / 2) % 2) * 4,
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((static_cast<int64_t>(idx) / 4) % 2) * 2,
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static_cast<int64_t>(idx) % 2};
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EXPECT_EQ(tileOffset, expected);
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}
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// Tile <10x20x30> by <5x10x16> with permutation [2, 0, 1]
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for (auto [idx, tileOffset] : llvm::enumerate(
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StaticTileOffsetRange({10, 20, 30}, {5, 10, 15}, {2, 0, 1}))) {
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SmallVector<int64_t> expected = {((static_cast<int64_t>(idx) / 2) % 2) * 5,
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(static_cast<int64_t>(idx) % 2) * 10,
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(static_cast<int64_t>(idx) / 4) % 2 * 15};
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EXPECT_EQ(tileOffset, expected);
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}
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}
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