pTAL Conversion Guide

Contents

pTAL Conversion Guide—527302-002

13. Expressions (continued)

Group Comparison Expressions 13-10

Changing the Data Type of the Data 13-11

Changing the Location of the Data 13-12

14. Bit Operations

Shift Operations 14-1

TAL 14-1

pTAL 14-2

Using 32-Bit Operands With Bit Deposit and Bit Extract Operations 14-4

TAL 14-4

pTAL 14-4

15. Statements

Assignment Statement 15-2

Data Types Must Match 15-3

Address Types Must Match 15-5

Changing Implicit Pointers 15-7

CALL Statement 15-7

CASE Statement 15-8

CASE Statement Operation When No Alternatives Match the Index 15-8

Empty CASE Statements 15-10

INT(32) Expression in a CASE Statement Index or Selector 15-10

DO-UNTIL Statement 15-11

DROP Statement 15-12

GOTO Statement 15-12

Labels as Procedure Parameters

15-13

Branching From a Subprocedure to Its Containing Procedure

15-14

Overflow Traps in pTAL 15-15

IF Statement 15-16

Testing Address Types 15-16

Testing Hardware Indicators 15-16

Testing INT(32) Variables Without a Not-Equal Operator 15-16

Move Statement 15-17

WORDS Keyword 15-17

Value Parameters 15-17

Destination Shorter Than Source 15-18

Smear Operation 15-18