1 ;# checks the 8 bit ranges
2 ;# all negative values should contain a Prefix for MAXQ20
3 ;# immediate values with one operand for MAXQ10 skips PFX
8 move AP, #-125 ; AP is an 8 bit register
11 move A[0], #125 ; A[0] is an 16 bit register - no pfx req. here
14 move A[0], #254 ; ---------------
15 move @++SP, #-1 ; check PFX generation for mem operands
17 move @++sp, #254 ; - no pFX here
19 move @++sp, #-128 ;--------------------------
20 Add #-1 ;Check PFX gen. for single operand instructions
30 add #-129 ; --------------------