44 lines
652 B
C
44 lines
652 B
C
|
#include <stdio.h>
|
||
|
|
int main(void)
|
||
|
|
{
|
||
|
|
int a, b, c;
|
||
|
|
int result;
|
||
|
|
|
||
|
|
a = 0;
|
||
|
|
b = 3;
|
||
|
|
result = 1;
|
||
|
|
__asm
|
||
|
|
("1:\n\t"
|
||
|
|
"l.addi %0, %0, 1\n\t"
|
||
|
|
"l.sfgtu %0, %1\n\t"
|
||
|
|
"l.bf 1b\n\t"
|
||
|
|
"l.nop\n\t"
|
||
|
|
: "+r"(a)
|
||
|
|
: "r"(b)
|
||
|
|
);
|
||
|
|
if (a != result) {
|
||
|
|
printf("sfgtu error\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
a = 0xff;
|
||
|
|
b = 3;
|
||
|
|
c = 1;
|
||
|
|
result = 3;
|
||
|
|
__asm
|
||
|
|
("1:\n\t"
|
||
|
|
"l.sub %0, %0, %2\n\t"
|
||
|
|
"l.sfgtu %0, %1\n\t"
|
||
|
|
"l.bf 1b\n\t"
|
||
|
|
"l.nop\n\t"
|
||
|
|
: "+r"(a)
|
||
|
|
: "r"(b), "r"(c)
|
||
|
|
);
|
||
|
|
if (a != result) {
|
||
|
|
printf("sfgtu error\n");
|
||
|
|
return -1;
|
||
|
|
}
|
||
|
|
|
||
|
|
return 0;
|
||
|
|
}
|