15. Data Allocation Directives for Uninitialized Data

• There are five reserve directives:

  • RESB Reserve a Byte, allocates 1 byte

  • RESW Reserve a Word, allocates 2 bytes

  • RESD Reserve a Doubleword, allocates 4 bytes

  • RESQ Reserve a Quadword, allocates 8 bytes

  • REST Reserve a Ten bytes, allocates 10 bytes

• Examples:

      response  resb   1
      buffer    resw   100
      Total     resd   1