#include<stdio.h> | |
#include<assert.h> | |
int main() | |
{ | |
int rs, rt; | |
int result; | |
rs = 0x12345678; | |
rt = 0x87654321; | |
result = 0x87654321; | |
__asm | |
("prepend %0, %1, 0x00\n\t" | |
: "+r"(rt) | |
: "r"(rs) | |
); | |
assert(rt == result); | |
rs = 0x12345678; | |
rt = 0x87654321; | |
result = 0xACF10ECA; | |
__asm | |
("prepend %0, %1, 0x0F\n\t" | |
: "+r"(rt) | |
: "r"(rs) | |
); | |
assert(rt == result); | |
return 0; | |
} |