mirror of
https://github.com/KolibriOS/kolibrios.git
synced 2024-12-14 19:07:09 +03:00
57 lines
1.2 KiB
C
57 lines
1.2 KiB
C
|
#include <string.h>
|
||
|
|
#include <stdlib.h>
|
||
|
|
//#include <stdint.h>
|
||
|
|
#include "test.h"
|
||
|
|
|
||
|
|
static char buf[512];
|
||
|
|
|
||
|
|
static void *(*volatile pmemcpy)(void *restrict, const void *restrict2, size_t);
|
||
|
|
|
||
|
|
static void *aligned(void *p) {
|
||
|
|
return (void*)(((uintptr_t)p + 63) & -64U);
|
||
|
|
}
|
||
|
|
|
||
|
|
#define N 80
|
||
|
|
static void test_align(int dalign, int salign, int len)
|
||
|
|
{
|
||
|
|
char *src = aligned(buf);
|
||
|
|
char *dst = aligned(buf + 128);
|
||
|
|
char *want = aligned(buf + 256);
|
||
|
|
char *p;
|
||
|
|
int i;
|
||
|
|
|
||
|
|
if (salign + len > N || dalign + len > N)
|
||
|
|
abort();
|
||
|
|
for (i = 0; i < N; i++) {
|
||
|
|
src[i] = '#';
|
||
|
|
dst[i] = want[i] = ' ';
|
||
|
|
}
|
||
|
|
for (i = 0; i < len; i++)
|
||
|
|
src[salign+i] = want[dalign+i] = '0'+i;
|
||
|
|
p = pmemcpy(dst+dalign, src+salign, len);
|
||
|
|
if (p != dst+dalign)
|
||
|
|
t_error("memcpy(%p,...) returned %p\n", dst+dalign, p);
|
||
|
|
for (i = 0; i < N; i++)
|
||
|
|
if (dst[i] != want[i]) {
|
||
|
|
t_error("memcpy(align %d, align %d, %d) failed\n", dalign, salign, len);
|
||
|
|
t_printf("got : %.*s\n", dalign+len+1, dst);
|
||
|
|
t_printf("want: %.*s\n", dalign+len+1, want);
|
||
|
|
break;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
int main(void)
|
||
|
|
{
|
||
|
|
int i,j,k;
|
||
|
|
|
||
|
|
pmemcpy = memcpy;
|
||
|
|
|
||
|
|
for (i = 0; i < 16; i++)
|
||
|
|
for (j = 0; j < 16; j++)
|
||
|
|
for (k = 0; k < 64; k++)
|
||
|
|
test_align(i,j,k);
|
||
|
|
|
||
|
|
printf("%s finished\n", __FILE__);
|
||
|
|
return t_status;
|
||
|
|
}
|