HLASM Language Reference

DXD Instruction
ASEMBLY2 CSECT
USING ,15
USING
INAREA,3
CLI
INCODE,C'A'
BE
ATYPE
MVC
OUTPUTA,DATA_B
MVC
OUTPUTB,DATA_A
B
FINISH
ATYPE DS H
MVC
OUTPUTA,DATA_A
MVC
OUTPUTB,DATA_B
FINISH BR 14
DATA_A DC CL8'ADATA'
DATA_B DC CL8'BDATA'
INAREA DSECT
INCODE DS CL1
OUTPUTA DS
CL8
OUTPUTB DS
CL8
END
Figure 54. Sample Code Using the DSECT Instruction (Assembly-2)
DXD Instruction
The DXD instruction identifies and defines an external dummy section.
►►──symbol──DXD──┬────────────────────┬──type──┬────────────────┬───►
└─duplication_factor─┘
└─type_extension─┘
►──┬──────────┬──┬───────────────────┬─────────────────────────────►◄
└─modifier─┘
│ ┌
───────────────┐
│
└── ▼ ─nominal_value─┴─┘
symbol
is an external symbol which is one of the following:
An ordinary symbol
A variable symbol that has been assigned a character string with a value
that is valid for an ordinary symbol
duplication_factor
is the duplication factor subfield equivalent to the duplication factor subfield of
the DS instruction.
type
is the type subfield equivalent to the type subfield of the DS instruction.
type_extension
is the type extension subfield equivalent to the type extension subfield of the
DS instruction.
modifiers
is the modifiers subfield equivalent to the modifiers subfield of the DS
instruction.
180 HLASM V1R5 Language Reference