1%default {"result":"%eax"}
2/*
3 * Generic 32-bit "lit8" binary operation.  Provide an "instr" line
4 * that specifies an instruction that performs "result = eax op ecx".
5 * This could be an x86 instruction or a function call.  (If the result
6 * comes back in a register other than r0, you can override "result".)
7 *
8 * For: add-int/lit8, rsub-int/lit8
9 *      and-int/lit8, or-int/lit8, xor-int/lit8,
10 *      shl-int/lit8, shr-int/lit8, ushr-int/lit8
11 */
12    /* binop/lit8 vAA, vBB, #+CC */
13    movzbl  2(rPC), %eax                    # eax <- BB
14    movsbl  3(rPC), %ecx                    # ecx <- ssssssCC
15    GET_VREG %eax, %eax                     # eax <- rBB
16    $instr                                  # ex: addl %ecx,%eax
17    SET_VREG $result, rINST
18    ADVANCE_PC_FETCH_AND_GOTO_NEXT 2
19