Viewing file:  mem_reload.c (2.39 KB) -rw-r--r--
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/* { dg-options "-O2 -fPIC" } */
typedef struct test_struct
{
unsigned long long h[8];
unsigned long long Nl,Nh;
union {
unsigned long long d[16];
unsigned char p[(16*8)];
} u;
unsigned int num,md_len;
} TEST_STRUCT;
static const unsigned long long K512[12] = {
0x428a2f98d728ae22,0x7137449123ef65cd,
0xb5c0fbcfec4d3b2f,0xe9b5dba58189dbbc,
0x3956c25bf348b538,0x59f111f1b605d019,
0x923f82a4af194f9b,0xab1c5ed5da6d8118,
0xd807aa98a3030242,0x12835b0145706fbe,
0x243185be4ee4b28c,0x550c7dc3d5ffb4e2};
#define ROTR(x,s) (((x)>>s) | (x)<<(64-s))
#define Sigma0(x) (ROTR((x),28) ^ ROTR((x),34) ^ ROTR((x),39))
#define Sigma1(x) (ROTR((x),14) ^ ROTR((x),18) ^ ROTR((x),41))
#define Ch(x,y,z) (((x) & (y)) ^ ((~(x)) & (z)))
#define Maj(x,y,z) (((x) & (y)) ^ ((x) & (z)) ^ ((y) & (z)))
#define ROUND_00_15(i,a,b,c,d,e,f,g,h) do { \
T1 += h + Sigma1(e) + Ch(e,f,g) + K512[i]; \
h = Sigma0(a) + Maj(a,b,c); \
d += T1; h += T1; } while (0)
#define ROUND_16_80(i,a,b,c,d,e,f,g,h,X) do { \
T1 = X[(i)&0x0f] += s0 + s1 + X[(i+9)&0x0f]; \
ROUND_00_15(i,a,b,c,d,e,f,g,h); } while (0)
static void testfunc1 (TEST_STRUCT *ctx, const void *in, unsigned int num)
{
const unsigned long long *W=in;
unsigned long long a,b,c,d,e,f,g,h,s0,s1,T1;
unsigned long long X[16];
int i;
while (num--) {
T1 = X[0] = W[0]; ROUND_00_15(0,a,b,c,d,e,f,g,h);
T1 = X[1] = W[1]; ROUND_00_15(1,h,a,b,c,d,e,f,g);
T1 = X[2] = W[2]; ROUND_00_15(2,g,h,a,b,c,d,e,f);
T1 = X[3] = W[3]; ROUND_00_15(3,f,g,h,a,b,c,d,e);
T1 = X[4] = W[4]; ROUND_00_15(4,e,f,g,h,a,b,c,d);
T1 = X[5] = W[5]; ROUND_00_15(5,d,e,f,g,h,a,b,c);
T1 = X[6] = W[6]; ROUND_00_15(6,c,d,e,f,g,h,a,b);
T1 = X[7] = W[7]; ROUND_00_15(7,b,c,d,e,f,g,h,a);
T1 = X[8] = W[8]; ROUND_00_15(8,a,b,c,d,e,f,g,h);
T1 = X[9] = W[9]; ROUND_00_15(9,h,a,b,c,d,e,f,g);
for (i=16;i<80;i+=8)
{
ROUND_16_80(i+0,a,b,c,d,e,f,g,h,X);
}
ctx->h[4] += e; ctx->h[5] += f; ctx->h[6] += g; ctx->h[7] += h;
}
}
int testfunc2 (TEST_STRUCT *c, const void *_data, unsigned int len)
{
const unsigned char *data=(const unsigned char *)_data;
unsigned char *p=(unsigned char *)c->u.p;
testfunc1 (c,p,0);
testfunc1 (c,data,len/sizeof(c->u));
}
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