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/*
* Copyright (c) Meta Platforms, Inc. and affiliates.
*
* This source code is licensed under the MIT license found in the
* LICENSE file in the root directory of this source tree.
*/
#include <gtest/gtest.h>
#include <faiss/utils/simdlib.h>
using namespace faiss;
TEST(TestSIMDLib, TestCmpltAndBlendInplace) {
simd8float32 lowestValues(0, 1, 2, 3, 4, 5, 6, 7);
simd8uint32 lowestIndices(0, 1, 2, 3, 4, 5, 6, 7);
simd8float32 candidateValues0(5, 5, 5, 5, 5, 5, 5, 5);
simd8uint32 candidateIndices0(10, 11, 12, 13, 14, 15, 16, 17);
cmplt_and_blend_inplace(
candidateValues0, candidateIndices0, lowestValues, lowestIndices);
simd8float32 candidateValues1(6, 6, 6, 6, 6, 6, 6, 6);
simd8uint32 candidateIndices1(20, 21, 22, 23, 24, 25, 26, 27);
cmplt_and_blend_inplace(
candidateValues1, candidateIndices1, lowestValues, lowestIndices);
simd8float32 candidateValues2(0, 1, 2, 3, 4, 5, 5, 5);
simd8uint32 candidateIndices2(30, 31, 32, 33, 34, 35, 36, 37);
cmplt_and_blend_inplace(
candidateValues2, candidateIndices2, lowestValues, lowestIndices);
simd8float32 expectedValues(0, 1, 2, 3, 4, 5, 5, 5);
simd8uint32 expectedIndices(0, 1, 2, 3, 4, 5, 16, 17);
ASSERT_TRUE(lowestValues.is_same_as(expectedValues));
ASSERT_TRUE(lowestIndices.is_same_as(expectedIndices));
}
TEST(TestSIMDLib, TestCmpltMinMaxFloat) {
simd8float32 minValues(0, 0, 0, 0, 0, 0, 0, 0);
simd8uint32 minIndices(0, 0, 0, 0, 0, 0, 0, 0);
simd8float32 maxValues(0, 0, 0, 0, 0, 0, 0, 0);
simd8uint32 maxIndices(0, 0, 0, 0, 0, 0, 0, 0);
simd8float32 candidateValues0(5, 5, 5, 5, 5, 5, 5, 5);
simd8uint32 candidateIndices0(10, 11, 12, 13, 14, 15, 16, 17);
simd8float32 currentValues0(0, 1, 2, 3, 4, 5, 6, 7);
simd8uint32 currentIndices0(0, 1, 2, 3, 4, 5, 6, 7);
cmplt_min_max_fast(
candidateValues0,
candidateIndices0,
currentValues0,
currentIndices0,
minValues,
minIndices,
maxValues,
maxIndices);
simd8float32 expectedMinValues(0, 1, 2, 3, 4, 5, 5, 5);
simd8uint32 expectedMinIndices(0, 1, 2, 3, 4, 5, 16, 17);
ASSERT_TRUE(minValues.is_same_as(expectedMinValues));
ASSERT_TRUE(minIndices.is_same_as(expectedMinIndices));
simd8float32 expectedMaxValues(5, 5, 5, 5, 5, 5, 6, 7);
// the result is not 10,11,12,13,14,5,6,7 because it is _fast version
simd8uint32 expectedMaxIndices(10, 11, 12, 13, 14, 15, 6, 7);
ASSERT_TRUE(maxValues.is_same_as(expectedMaxValues));
ASSERT_TRUE(maxIndices.is_same_as(expectedMaxIndices));
}
TEST(TestSIMDLib, TestCmpltMinMaxInt) {
simd8uint32 minValues(0, 0, 0, 0, 0, 0, 0, 0);
simd8uint32 minIndices(0, 0, 0, 0, 0, 0, 0, 0);
simd8uint32 maxValues(0, 0, 0, 0, 0, 0, 0, 0);
simd8uint32 maxIndices(0, 0, 0, 0, 0, 0, 0, 0);
simd8uint32 candidateValues0(5, 5, 5, 5, 5, 5, 5, 5);
simd8uint32 candidateIndices0(10, 11, 12, 13, 14, 15, 16, 17);
simd8uint32 currentValues0(0, 1, 2, 3, 4, 5, 6, 7);
simd8uint32 currentIndices0(0, 1, 2, 3, 4, 5, 6, 7);
cmplt_min_max_fast(
candidateValues0,
candidateIndices0,
currentValues0,
currentIndices0,
minValues,
minIndices,
maxValues,
maxIndices);
simd8uint32 expectedMinValues(0, 1, 2, 3, 4, 5, 5, 5);
simd8uint32 expectedMinIndices(0, 1, 2, 3, 4, 5, 16, 17);
ASSERT_TRUE(minValues.is_same_as(expectedMinValues));
ASSERT_TRUE(minIndices.is_same_as(expectedMinIndices));
simd8uint32 expectedMaxValues(5, 5, 5, 5, 5, 5, 6, 7);
// the result is not 10,11,12,13,14,5,6,7 because it is _fast version
simd8uint32 expectedMaxIndices(10, 11, 12, 13, 14, 15, 6, 7);
ASSERT_TRUE(maxValues.is_same_as(expectedMaxValues));
ASSERT_TRUE(maxIndices.is_same_as(expectedMaxIndices));
}
TEST(TestSIMDLib, TestCmpltMinMaxInt16) {
simd16uint16 minValues(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
simd16uint16 minIndices(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
simd16uint16 maxValues(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
simd16uint16 maxIndices(0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0);
simd16uint16 candidateValues0(
5,
5,
5,
5,
5,
5,
5,
5,
1005,
1005,
1005,
1005,
1005,
1005,
1005,
1005);
simd16uint16 candidateIndices0(
10,
11,
12,
13,
14,
15,
16,
17,
1010,
1011,
1012,
1013,
1014,
1015,
1016,
1017);
simd16uint16 currentValues0(
0,
1,
2,
3,
4,
5,
6,
7,
1000,
1001,
1002,
1003,
1004,
1005,
1006,
1007);
simd16uint16 currentIndices0(
0,
1,
2,
3,
4,
5,
6,
7,
1000,
1001,
1002,
1003,
1004,
1005,
1006,
1007);
cmplt_min_max_fast(
candidateValues0,
candidateIndices0,
currentValues0,
currentIndices0,
minValues,
minIndices,
maxValues,
maxIndices);
simd16uint16 expectedMinValues(
0,
1,
2,
3,
4,
5,
5,
5,
1000,
1001,
1002,
1003,
1004,
1005,
1005,
1005);
simd16uint16 expectedMinIndices(
0,
1,
2,
3,
4,
5,
16,
17,
1000,
1001,
1002,
1003,
1004,
1005,
1016,
1017);
ASSERT_TRUE(minValues.is_same_as(expectedMinValues));
ASSERT_TRUE(minIndices.is_same_as(expectedMinIndices));
simd16uint16 expectedMaxValues(
5,
5,
5,
5,
5,
5,
6,
7,
1005,
1005,
1005,
1005,
1005,
1005,
1006,
1007);
// the result is not 10,11,12,13,14,5,6,7 because it is _fast version
simd16uint16 expectedMaxIndices(
10,
11,
12,
13,
14,
15,
6,
7,
1010,
1011,
1012,
1013,
1014,
1015,
1006,
1007);
ASSERT_TRUE(maxValues.is_same_as(expectedMaxValues));
ASSERT_TRUE(maxIndices.is_same_as(expectedMaxIndices));
}
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