1 #include <stdio.h> 2 3 int main(void) 4 { 5 int a, b; 6 int result; 7 8 b = 0x83; 9 result = 0xffffff83; 10 __asm 11 ("l.extbs %0, %1\n\t" 12 : "=r"(a) 13 : "r"(b) 14 ); 15 if (a != result) { 16 printf("extbs error\n"); 17 return -1; 18 } 19 20 result = 0x83; 21 __asm 22 ("l.extbz %0, %1\n\t" 23 : "=r"(a) 24 : "r"(b) 25 ); 26 if (a != result) { 27 printf("extbz error\n"); 28 return -1; 29 } 30 31 b = 0x8083; 32 result = 0xffff8083; 33 __asm 34 ("l.exths %0, %1\n\t" 35 : "=r"(a) 36 : "r"(b) 37 ); 38 if (a != result) { 39 printf("exths error\n"); 40 return -1; 41 } 42 43 result = 0x8083; 44 __asm 45 ("l.exthz %0, %1\n\t" 46 : "=r"(a) 47 : "r"(b) 48 ); 49 if (a != result) { 50 printf("exthz error\n"); 51 return -1; 52 } 53 54 b = 0x11; 55 result = 0x11; 56 __asm 57 ("l.extws %0, %1\n\t" 58 : "=r"(a) 59 : "r"(b) 60 ); 61 62 if (a != result) { 63 printf("extws error\n"); 64 return -1; 65 } 66 67 __asm 68 ("l.extwz %0, %1\n\t" 69 : "=r"(a) 70 : "r"(b) 71 ); 72 if (a != result) { 73 printf("extwz error\n"); 74 return -1; 75 } 76 77 return 0; 78 } 79