1*29618Ssam /* Amovzb.c 1.1 86/07/20 */ 2*29618Ssam 3*29618Ssam #include "../tahoealign/align.h" 4*29618Ssam movzb(infop) process_info *infop; 5*29618Ssam /* 6*29618Ssam /* Move byte to word or longword, zero-extended 7*29618Ssam /* 8*29618Ssam /****************************************/ 9*29618Ssam { 10*29618Ssam register long result; 11*29618Ssam register struct oprnd *oppnt; 12*29618Ssam 13*29618Ssam oppnt = operand(infop,0); 14*29618Ssam result = oppnt->data; 15*29618Ssam negative_0; 16*29618Ssam if (result == 0 ) zero_1 ; else zero_0; 17*29618Ssam overflow_0; carry_1; 18*29618Ssam if ((oppnt->mode & 0xff) == Dir) 19*29618Ssam write_back (infop, result , operand(infop,1) ); 20*29618Ssam else write_back (infop, result & 0xff, operand(infop,1) ); 21*29618Ssam } 22