mirror of https://gitee.com/openkylin/qemu.git
31 lines
512 B
C
31 lines
512 B
C
#include<stdio.h>
|
|
#include<assert.h>
|
|
|
|
int main()
|
|
{
|
|
int rd, rs, rt;
|
|
int result;
|
|
|
|
rs = 0xFFFFFFFF;
|
|
rt = 0x000000FF;
|
|
result = 0xFFFFFF00;
|
|
__asm
|
|
("modsub %0, %1, %2\n\t"
|
|
: "=r"(rd)
|
|
: "r"(rs), "r"(rt)
|
|
);
|
|
assert(result == rd);
|
|
|
|
rs = 0x00000000;
|
|
rt = 0x00CD1FFF;
|
|
result = 0x0000CD1F;
|
|
__asm
|
|
("modsub %0, %1, %2\n\t"
|
|
: "=r"(rd)
|
|
: "r"(rs), "r"(rt)
|
|
);
|
|
assert(result == rd);
|
|
|
|
return 0;
|
|
}
|