Destroy Space (DESS)

Instruction Syntax

Built-in number for DESS is 26.
DESS (
      space_to_be_destroyed   : address of system pointer
)

Description:

The designated space is destroyed, and addressability to the space is deleted from a context if it is currently addressing the object. The pointer identified by operand 1 is not modified by the instruction, and a subsequent reference to the pointer causes an object destroyed (hex 2202) exception.

Authorization Required

• Execute
  • Contexts referenced for address resolution
• Object control
  • Operand 1

Lock Enforcement

• Modify
  • User profile owning object
  • Context addressing object
  • Access group containing object
• Object control
  • Operand 1

Exceptions

• 06 Addressing
  • 0601 Space Addressing Violation
  • 0602 Boundary Alignment
  • 0603 Range
• 08 Argument/Parameter
  • 0801 Parameter Reference Violation
• 0A Authorization
  • 0A01 Unauthorized for Operation
• 10 Damage Encountered
  • 1004 System Object Damage State
  • 1005 Authority Verification Terminated Due to Damaged Object
  • 1044 Partial System Object Damage
• 1A Lock State
  • 1A01 Invalid Lock State
• 1C Machine-Dependent
  • 1C03 Machine Storage Limit Exceeded
  • 1C11 Independent ASP Varied Off
• 20 Machine Support
  • 2002 Machine Check
  • 2003 Function Check
• 22 Object Access
  • 2201 Object Not Found
  • 2202 Object Destroyed
  • 2203 Object Suspended
  • 2207 Authority Verification Terminated Due to Destroyed Object
  • 2208 Object Compressed
  • 220B Object Not Available
• 24 Pointer Specification
  • 2401 Pointer Does Not Exist
  • 2402 Pointer Type Invalid
  • 2403 Pointer Addressing Invalid Object Type
• 2E Resource Control Limit
  • 2E01 User Profile Storage Limit Exceeded
• 36 Space Management
  • 3601 Space Extension/Truncation
• 44 Protection Violation
  • 4401 Object Domain or Hardware Storage Protection Violation