1 #include <stdio.h> 2 3 int main(void) 4 { 5 int a, b; 6 int result; 7 8 a = 0; 9 result = 1; 10 __asm 11 ("1:\n\t" 12 "l.addi %0, %0, 1\n\t" 13 "l.sfgtui %0, 0x3\n\t" 14 "l.bf 1b\n\t" 15 "l.nop\n\t" 16 : "+r"(a) 17 ); 18 if (a != result) { 19 printf("sfgtui error\n"); 20 return -1; 21 } 22 23 24 a = 0xff; 25 b = 1; 26 result = 3; 27 __asm 28 ("1:\n\t" 29 "l.sub %0, %0, %1\n\t" 30 "l.sfgtui %0, 0x3\n\t" 31 "l.bf 1b\n\t" 32 "l.nop\n\t" 33 : "+r"(a) 34 : "r"(b) 35 ); 36 if (a != result) { 37 printf("sfgtui error\n"); 38 return -1; 39 } 40 41 return 0; 42 } 43