1 %default {"result":"","rem":"0"} 2 /* 3 * 32-bit div/rem "lit8" binary operation. Handles special case of 4 * op0=minint & op1=-1 5 */ 6 /* div/rem/lit8 vAA, vBB, #+CC */ 7 movzbq 2(rPC), %rax # eax <- BB 8 movsbl 3(rPC), %ecx # ecx <- ssssssCC 9 GET_VREG %eax, %rax # eax <- rBB 10 testl %ecx, %ecx 11 je common_errDivideByZero 12 cmpl $$-1, %ecx 13 je 2f 14 cdq # rax <- sign-extended of eax 15 idivl %ecx 16 1: 17 SET_VREG $result, rINSTq # vA <- result 18 ADVANCE_PC_FETCH_AND_GOTO_NEXT 2 19 2: 20 .if $rem 21 xorl $result, $result 22 .else 23 negl $result 24 .endif 25 jmp 1b 26
