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
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
|
#include <stdio.h>
#include <xmmintrin.h>
#ifdef __SSE2__
#include <emmintrin.h>
typedef union
{
__m128i x;
char a[16];
} union128i_b;
typedef union
{
__m128i x;
unsigned char a[16];
} union128i_ub;
typedef union
{
__m128i x;
short a[8];
} union128i_w;
typedef union
{
__m128i x;
unsigned short a[8];
} union128i_uw;
typedef union
{
__m128i x;
int a[4];
} union128i_d;
typedef union
{
__m128i x;
long long a[2];
} union128i_q;
typedef union
{
__m128d x;
double a[2];
} union128d;
#endif
typedef union
{
__m128 x;
float a[4];
} union128;
#ifndef ARRAY_SIZE
#define ARRAY_SIZE(A) (sizeof (A) / sizeof ((A)[0]))
#endif
#ifdef DEBUG
#define PRINTF printf
#else
#define PRINTF(...)
#endif
#define CHECK_EXP(UINON_TYPE, VALUE_TYPE, FMT) \
static int \
__attribute__((noinline, unused)) \
check_##UINON_TYPE (UINON_TYPE u, const VALUE_TYPE *v) \
{ \
int i; \
int err = 0; \
\
for (i = 0; i < ARRAY_SIZE (u.a); i++) \
if (u.a[i] != v[i]) \
{ \
err++; \
PRINTF ("%i: " FMT " != " FMT "\n", \
i, v[i], u.a[i]); \
} \
return err; \
}
#ifdef __SSE2__
CHECK_EXP (union128i_b, char, "%d")
CHECK_EXP (union128i_ub, unsigned char, "%d")
CHECK_EXP (union128i_w, short, "%d")
CHECK_EXP (union128i_uw, unsigned short, "%d")
CHECK_EXP (union128i_d, int, "0x%x")
CHECK_EXP (union128i_q, long long, "0x%llx")
CHECK_EXP (union128d, double, "%f")
#endif
CHECK_EXP (union128, float, "%f")
#define ESP_FLOAT 0.000001
#define ESP_DOUBLE 0.000001
#define CHECK_ARRAY(ARRAY, TYPE, FMT) \
static int \
__attribute__((noinline, unused)) \
checkV##ARRAY (const TYPE *v, const TYPE *e, int n) \
{ \
int i; \
int err = 0; \
\
for (i = 0; i < n; i++) \
if (v[i] != e[i]) \
{ \
err++; \
PRINTF ("%i: " FMT " != " FMT "\n", \
i, v[i], e[i]); \
} \
return err; \
}
CHECK_ARRAY(c, char, "0x%hhx")
CHECK_ARRAY(s, short, "0x%hx")
CHECK_ARRAY(i, int, "0x%x")
CHECK_ARRAY(l, long long, "0x%llx")
#define CHECK_FP_ARRAY(ARRAY, TYPE, ESP, FMT) \
static int \
__attribute__((noinline, unused)) \
checkV##ARRAY (const TYPE *v, const TYPE *e, int n) \
{ \
int i; \
int err = 0; \
\
for (i = 0; i < n; i++) \
if (v[i] > (e[i] + (ESP)) || v[i] < (e[i] - (ESP))) \
if (e[i] != v[i]) \
{ \
err++; \
PRINTF ("%i: " FMT " != " FMT "\n", \
i, v[i], e[i]); \
} \
return err; \
}
CHECK_FP_ARRAY (d, double, ESP_DOUBLE, "%f")
CHECK_FP_ARRAY (f, float, ESP_FLOAT, "%f")
#ifdef NEED_IEEE754_FLOAT
union ieee754_float
{
float d;
struct
{
unsigned long frac : 23;
unsigned exp : 8;
unsigned sign : 1;
} bits __attribute__((packed));
};
#endif
#ifdef NEED_IEEE754_DOUBLE
union ieee754_double
{
double d;
struct
{
unsigned long frac1 : 32;
unsigned long frac0 : 20;
unsigned exp : 11;
unsigned sign : 1;
} bits __attribute__((packed));
};
#endif
#define CHECK_FP_EXP(UINON_TYPE, VALUE_TYPE, ESP, FMT) \
static int \
__attribute__((noinline, unused)) \
check_fp_##UINON_TYPE (UINON_TYPE u, const VALUE_TYPE *v) \
{ \
int i; \
int err = 0; \
\
for (i = 0; i < ARRAY_SIZE (u.a); i++) \
if (u.a[i] > (v[i] + (ESP)) || u.a[i] < (v[i] - (ESP))) \
{ \
err++; \
PRINTF ("%i: " FMT " != " FMT "\n", \
i, v[i], u.a[i]); \
} \
return err; \
}
CHECK_FP_EXP (union128, float, ESP_FLOAT, "%f")
#ifdef __SSE2__
CHECK_FP_EXP (union128d, double, ESP_DOUBLE, "%f")
#endif
|
