pTAL Conversion Guide

Contents
pTAL Conversion Guide—527302-002
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3. Lexical Elements (continued)
3. Lexical Elements (continued)
New Reserved Keywords 3-3
New Nonreserved Keywords 3-4
4. Data Representation
Constant Lists 4-2
FIXED Variables 4-5
FIXED(*) Variables 4-5
Initializing FIXED Variables That Have Nonzero Scale Factors 4-6
Data in System Global Variables 4-7
TAL 4-7
pTAL 4-7
5. Data Allocation
Data Alignment 5-1
Data Alignment in TNS Processes 5-1
Data Alignment in Native Processes 5-2
Reference Alignment 5-3
Volatile Data 5-5
Valid Uses of the VOLATILE Attribute 5-7
Invalid Uses of the VOLATILE Attribute 5-10
Undefined Uses of the VOLATILE Attribute 5-11
Difference Between Volatile Data and Atomic Operations 5-11
6. Constants, LITERALs, and DEFINEs
Null Strings 6-1
REAL Variables 6-1
DEFINE Declarations
6-2
7. Labels
Label Parameters 7-1
TAL 7-1
pTAL 7-1
Branching From a Subprocedure to Its Containing Procedure 7-2
TAL 7-2
pTAL 7-2
Labels and IF Statements 7-2