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
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
|
/* { dg-do run } */
/* { dg-options "-O3 --save-temps -ffast-math" } */
#include <arm_neon.h>
extern void abort (void);
#define NUM_TESTS 16
#define DELTA 0.000001
int8_t input_int8[] = {1, 56, 2, -9, -90, 23, 54, 76,
-4, 34, 110, -110, 6, 4, 75, -34};
int16_t input_int16[] = {1, 56, 2, -9, -90, 23, 54, 76,
-4, 34, 110, -110, 6, 4, 75, -34};
int32_t input_int32[] = {1, 56, 2, -9, -90, 23, 54, 76,
-4, 34, 110, -110, 6, 4, 75, -34};
uint8_t input_uint8[] = {1, 56, 2, 9, 90, 23, 54, 76,
4, 34, 110, 110, 6, 4, 75, 34};
uint16_t input_uint16[] = {1, 56, 2, 9, 90, 23, 54, 76,
4, 34, 110, 110, 6, 4, 75, 34};
uint32_t input_uint32[] = {1, 56, 2, 9, 90, 23, 54, 76,
4, 34, 110, 110, 6, 4, 75, 34};
#define EQUAL(a, b) (a == b)
#define TEST(MAXMIN, CMP_OP, SUFFIX, Q, TYPE, LANES) \
int \
test_v##MAXMIN##v##SUFFIX##_##TYPE##x##LANES##_t (void) \
{ \
int i, j; \
int moves = (NUM_TESTS - LANES) + 1; \
TYPE##_t out_l[NUM_TESTS]; \
TYPE##_t out_v[NUM_TESTS]; \
\
/* Calculate linearly. */ \
for (i = 0; i < moves; i++) \
{ \
out_l[i] = input_##TYPE[i]; \
for (j = 0; j < LANES; j++) \
out_l[i] = input_##TYPE[i + j] CMP_OP out_l[i] ? \
input_##TYPE[i + j] : out_l[i]; \
} \
\
/* Calculate using vector reduction intrinsics. */ \
for (i = 0; i < moves; i++) \
{ \
TYPE##x##LANES##_t t1 = vld1##Q##_##SUFFIX (input_##TYPE + i); \
out_v[i] = v##MAXMIN##v##Q##_##SUFFIX (t1); \
} \
\
/* Compare. */ \
for (i = 0; i < moves; i++) \
{ \
if (!EQUAL (out_v[i], out_l[i])) \
return 0; \
} \
return 1; \
}
#define BUILD_VARIANTS(TYPE, STYPE, W32, W64) \
TEST (max, >, STYPE, , TYPE, W32) \
TEST (max, >, STYPE, q, TYPE, W64) \
TEST (min, <, STYPE, , TYPE, W32) \
TEST (min, <, STYPE, q, TYPE, W64)
BUILD_VARIANTS (int8, s8, 8, 16)
/* { dg-final { scan-assembler "smaxv\\tb\[0-9\]+, v\[0-9\]+\.8b" } } */
/* { dg-final { scan-assembler "sminv\\tb\[0-9\]+, v\[0-9\]+\.8b" } } */
/* { dg-final { scan-assembler "smaxv\\tb\[0-9\]+, v\[0-9\]+\.16b" } } */
/* { dg-final { scan-assembler "sminv\\tb\[0-9\]+, v\[0-9\]+\.16b" } } */
BUILD_VARIANTS (uint8, u8, 8, 16)
/* { dg-final { scan-assembler "umaxv\\tb\[0-9\]+, v\[0-9\]+\.8b" } } */
/* { dg-final { scan-assembler "uminv\\tb\[0-9\]+, v\[0-9\]+\.8b" } } */
/* { dg-final { scan-assembler "umaxv\\tb\[0-9\]+, v\[0-9\]+\.16b" } } */
/* { dg-final { scan-assembler "uminv\\tb\[0-9\]+, v\[0-9\]+\.16b" } } */
BUILD_VARIANTS (int16, s16, 4, 8)
/* { dg-final { scan-assembler "smaxv\\th\[0-9\]+, v\[0-9\]+\.4h" } } */
/* { dg-final { scan-assembler "sminv\\th\[0-9\]+, v\[0-9\]+\.4h" } } */
/* { dg-final { scan-assembler "smaxv\\th\[0-9\]+, v\[0-9\]+\.8h" } } */
/* { dg-final { scan-assembler "sminv\\th\[0-9\]+, v\[0-9\]+\.8h" } } */
BUILD_VARIANTS (uint16, u16, 4, 8)
/* { dg-final { scan-assembler "umaxv\\th\[0-9\]+, v\[0-9\]+\.4h" } } */
/* { dg-final { scan-assembler "uminv\\th\[0-9\]+, v\[0-9\]+\.4h" } } */
/* { dg-final { scan-assembler "umaxv\\th\[0-9\]+, v\[0-9\]+\.8h" } } */
/* { dg-final { scan-assembler "uminv\\th\[0-9\]+, v\[0-9\]+\.8h" } } */
BUILD_VARIANTS (int32, s32, 2, 4)
/* { dg-final { scan-assembler "smaxp\\tv\[0-9\]+\.2s, v\[0-9\]+\.2s, v\[0-9\]+\.2s" } } */
/* { dg-final { scan-assembler "sminp\\tv\[0-9\]+\.2s, v\[0-9\]+\.2s, v\[0-9\]+\.2s" } } */
/* { dg-final { scan-assembler "smaxv\\ts\[0-9\]+, v\[0-9\]+\.4s" } } */
/* { dg-final { scan-assembler "sminv\\ts\[0-9\]+, v\[0-9\]+\.4s" } } */
BUILD_VARIANTS (uint32, u32, 2, 4)
/* { dg-final { scan-assembler "umaxp\\tv\[0-9\]+\.2s, v\[0-9\]+\.2s, v\[0-9\]+\.2s" } } */
/* { dg-final { scan-assembler "uminp\\tv\[0-9\]+\.2s, v\[0-9\]+\.2s, v\[0-9\]+\.2s" } } */
/* { dg-final { scan-assembler "umaxv\\ts\[0-9\]+, v\[0-9\]+\.4s" } } */
/* { dg-final { scan-assembler "uminv\\ts\[0-9\]+, v\[0-9\]+\.4s" } } */
#undef TEST
#define TEST(MAXMIN, CMP_OP, SUFFIX, Q, TYPE, LANES) \
{ \
if (!test_v##MAXMIN##v##SUFFIX##_##TYPE##x##LANES##_t ()) \
abort (); \
}
int
main (int argc, char **argv)
{
BUILD_VARIANTS (int8, s8, 8, 16)
BUILD_VARIANTS (uint8, u8, 8, 16)
BUILD_VARIANTS (int16, s16, 4, 8)
BUILD_VARIANTS (uint16, u16, 4, 8)
BUILD_VARIANTS (int32, s32, 2, 4)
BUILD_VARIANTS (uint32, u32, 2, 4)
return 0;
}
/* { dg-final { cleanup-saved-temps } } */
|
