HPlogo MPE/iX Intrinsics Reference Manual > Chapter 2 Intrinsic Use

Chapter 2 Intrinsic Use

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Edition 7 E0701 ♥
Edition 7 E0300
Edition 6 E0195

Table of Contents
Parameters
Parameter Declarations
Parameter Alignment
Parameter Bit Settings
Syntax Statement Mnemonics
Itemnum and Item Pair Options
Data Type Mappings
Functional Returns
Error Handling
Condition Code Errors
Status Parameter Errors
Abort Errors
Additional Capabilities Required
DS Capability
LG Capability
MR Capability
ND Capability
OP Capability
PH Capability
PM Capability
PS Capability
You invoke an intrinsic by calling it explicitly from within a program, subprogram, or procedure. All system intrinsics are treated as external procedures by user programs and the intrinsics mechanism facilitates the declaration.

To call an intrinsic, you must know the following information:
  • The number of parameters and whether any are optional

  • The data type of each parameter and whether parameters are passed by value or reference

  • The calling sequence or order of the parameters

  • The functional return value, if applicable




What Is an Intrinsic Mechanism?


Parameters