-
Notifications
You must be signed in to change notification settings - Fork 2
/
minposTest.cpp
59 lines (51 loc) · 1.51 KB
/
minposTest.cpp
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
/*
# first install gtest as described in h8Test.cpp
g++ -g -std=c++17 -msse4 -lgtest -lgtest_main minposTest.cpp
*/
#include "minpos.h"
#include "v128.h"
#include <stdalign.h> // no <cstdalign> on mac
#include <cstdint>
#include <gtest/gtest.h>
namespace {
// SSE register size and memory alignment
#define kAlign 16
TEST(minpos, minpos) {
constexpr uint16_t M = 65535;
v128 v0 = { { M - 7, M - 9, M - 13, M - 3, M - 2, M - 3, M - 2, M - 3 } };
minpos_type mp = minpos(v0.mm);
EXPECT_EQ(M - 13, minpos_min(mp));
EXPECT_EQ(2, minpos_pos(mp));
}
TEST(minpos, minpos8) {
constexpr uint16_t M = 65535;
alignas(kAlign) uint16_t vs[8] = {
M - 7, M - 9, M - 13, M - 3, M - 2, M - 3, M - 2, M - 3
};
minpos_type mp = minpos8(vs);
EXPECT_EQ(M - 13, minpos_min(mp));
EXPECT_EQ(2, minpos_pos(mp));
}
TEST(minpos, minpos16) {
constexpr uint16_t M = 65535;
alignas(kAlign) uint16_t vs[16] = {
M - 7, M - 9, M - 13, M - 3, M - 2, M - 3, M - 2, M - 3,
M - 107, M - 109, M - 113, M - 13, 12, 13, 12, 13
};
minpos_type mp = minpos16(vs);
EXPECT_EQ(12, minpos_min(mp));
EXPECT_EQ(12, minpos_pos(mp));
}
TEST(minpos, minpos32) {
constexpr uint16_t M = 65535;
alignas(kAlign) uint16_t vs[32] = {
M - 7, M - 9, M - 13, M - 3, M - 2, M - 3, M - 2, M - 3,
M - 107, M - 109, M - 113, M - 13, 12, 13, 12, 13,
7, 9, 13, 3, 2, 3, 2, 3,
7, 9, 13, 3, M - 2, M - 3, M - 2, M - 3
};
minpos_type mp = minpos32(vs);
EXPECT_EQ(2, minpos_min(mp));
EXPECT_EQ(20, minpos_pos(mp));
}
} // namespace