mirror of https://gitee.com/openkylin/qemu.git
50 lines
879 B
C
50 lines
879 B
C
#include<stdio.h>
|
|
#include<assert.h>
|
|
|
|
int main()
|
|
{
|
|
int rs, ach, acl;
|
|
int resulth, resultl;
|
|
|
|
rs = 0x0F;
|
|
ach = 0xBBAACCFF;
|
|
acl = 0x1C3B001D;
|
|
|
|
resulth = 0x17755;
|
|
resultl = 0x99fe3876;
|
|
|
|
__asm
|
|
("mthi %0, $ac1\n\t"
|
|
"mtlo %1, $ac1\n\t"
|
|
"shilov $ac1, %2\n\t"
|
|
"mfhi %0, $ac1\n\t"
|
|
"mflo %1, $ac1\n\t"
|
|
: "+r"(ach), "+r"(acl)
|
|
: "r"(rs)
|
|
);
|
|
assert(ach == resulth);
|
|
assert(acl == resultl);
|
|
|
|
|
|
rs = 0xffffffff;
|
|
ach = 0x1;
|
|
acl = 0x80000000;
|
|
|
|
resulth = 0x3;
|
|
resultl = 0x0;
|
|
|
|
__asm
|
|
("mthi %0, $ac1\n\t"
|
|
"mtlo %1, $ac1\n\t"
|
|
"shilov $ac1, %2\n\t"
|
|
"mfhi %0, $ac1\n\t"
|
|
"mflo %1, $ac1\n\t"
|
|
: "+r"(ach), "+r"(acl)
|
|
: "r"(rs)
|
|
);
|
|
assert(ach == resulth);
|
|
assert(acl == resultl);
|
|
|
|
return 0;
|
|
}
|