TAL Reference Manual

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Contents

TAL Reference Manual—526371-001

ix

13. Procedures

13. Procedures

Procedure Declaration 13-2

Usage Considerations 13-4

Examples of Procedure Declarations 13-4

Procedure Attributes 13-5

MAIN 13-5

INTERRUPT 13-6

RESIDENT 13-6

CALLABLE 13-6

PRIV 13-6

VARIABLE 13-7

EXTENSIBLE 13-7

LANGUAGE 13-8

Formal Parameter Specifications 13-8

Usage Considerations 13-11

Examples of Formal Parameter Specification 13-13

Procedure Body 13-13

Usage Consideration 13-14

Examples of Procedure Declarations 13-14

Subprocedure Declaration 13-15

Subprocedure Body 13-17

Usage Considerations 13-17

Example of Subprocedure Declaration 13-18

Entry-Point Declaration 13-18

Usage Considerations 13-19

Examples of Entry-Point Declarations 13-20

Label Declaration 13-21

Usage Considerations 13-22

Examples of Label Declarations 13-22

14. Standard Functions

Summary of Standard Functions 14-1

Type-Transfer Functions 14-4

Functions by Data Type 14-4

Rounding by Standard Functions 14-5

Scope of Standard Functions 14-5

Expression Arguments 14-5

Data Types of Expression Arguments 14-6

Signedness of Expression Arguments 14-6