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
|
/* { dg-do compile } */
/* { dg-require-effective-target arm_crypto_ok } */
/* { dg-add-options arm_crypto } */
/* { dg-additional-options "-mcpu=cortex-a53 -O3 -dp" } */
#include <arm_neon.h>
#define AESD(r, v, key) (r = vaesdq_u8 ((v), (key)));
#define AESIMC(r, i) (r = vaesimcq_u8 (i))
const uint8x16_t zero = {0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0, 0};
uint8x16_t dummy;
uint8x16_t a;
uint8x16_t b;
uint8x16_t c;
uint8x16_t d;
uint8x16_t x;
uint8x16_t y;
uint8x16_t k;
void foo (void)
{
AESD (a, a, k);
dummy = vaddq_u8 (dummy, dummy);
dummy = vaddq_u8 (dummy, dummy);
AESD (b, b, k);
dummy = vaddq_u8 (dummy, dummy);
dummy = vaddq_u8 (dummy, dummy);
AESD (c, c, k);
dummy = vaddq_u8 (dummy, dummy);
dummy = vaddq_u8 (dummy, dummy);
AESD (d, d, k);
dummy = vaddq_u8 (dummy, dummy);
dummy = vaddq_u8 (dummy, dummy);
x = x ^ k;
AESD (x, x, zero);
dummy = vaddq_u8 (dummy, dummy);
dummy = vaddq_u8 (dummy, dummy);
y = y ^ k;
AESD (y, y, zero);
dummy = vaddq_u8 (dummy, dummy);
dummy = vaddq_u8 (dummy, dummy);
AESIMC (d, d);
dummy = vaddq_u8 (dummy, dummy);
dummy = vaddq_u8 (dummy, dummy);
AESIMC (c, c);
dummy = vaddq_u8 (dummy, dummy);
dummy = vaddq_u8 (dummy, dummy);
AESIMC (b, b);
dummy = vaddq_u8 (dummy, dummy);
dummy = vaddq_u8 (dummy, dummy);
AESIMC (a, a);
dummy = vaddq_u8 (dummy, dummy);
dummy = vaddq_u8 (dummy, dummy);
AESIMC (y, y);
dummy = vaddq_u8 (dummy, dummy);
dummy = vaddq_u8 (dummy, dummy);
AESIMC (x, x);
}
/* { dg-final { scan-assembler-times "crypto_aesd_fused" 6 } } */
/* { dg-final { scan-assembler-not "veor" } } */
|
