| .MACRO RESERVE_STR P1=0 P2 | |
| .SDATA .SUBSTR("ABCDEFG",\P1,\P2) | |
| .ENDM | |
| RESERVE_STR 2,2 | |
| RESERVE_STR ,3 | |
| .MACRO FIND_STR P1 | |
| .DATA.W .INSTR("ABCDEFG","\P1", 0) | |
| .ENDM | |
| FIND_STR CDE | |
| FIND_STR H | |
| .MACRO RESERVE_LENGTH P1 | |
| .ALIGN 4 | |
| .SRES .LEN("\P1") | |
| .ENDM | |
| RESERVE_LENGTH ABCDEF | |
| RESERVE_LENGTH ABC | |
| .END | |