1 2 #include <stdio.h> 3 4 unsigned char buf[256]; 5 6 static int lookup ( int i ) 7 { 8 int block[3]; 9 block[0] = (int)&buf[0]; 10 block[1] = i; 11 block[2] = 0; 12 __asm__ __volatile__( 13 "movl %0,%%esi\n\t" 14 "movl 0(%%esi),%%ebx\n\t" 15 "movl 4(%%esi),%%eax\n\t" 16 "xlat\n\t" 17 "movl %%eax,8(%%esi)\n\t" 18 : : /*in*/"r"(block) : "esi", "ebx", "eax", "memory", "cc" 19 ); 20 return block[2]; 21 } 22 23 int main(void) 24 { 25 int i; 26 unsigned j; 27 28 for (i = 0; i < 256; i++) 29 buf[i] = (unsigned char) i; 30 31 j = 0; 32 for (i = 0; i < 130; i++) { 33 printf("%08x\n", lookup(j)); 34 j += 0x01000001; 35 } 36 37 return 0; 38 } 39
