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POINTERLIST: A list of pointersin Linker information, each ofwhich points to a location withinthe code segment where there is areference to a variable, identifier, orconstant that must be fixed up bythe Linker.precedence: The order in whichoperators are applied in evaluatingan expression.precision: The number of digitsallowed to the right of the decimalplace in a real number.predecessor: In an ordinal type,the element of the type that comesbefore the current element.predeclared procedures andfunctions: Specialized routinesthat are included as part of alanguage.prefix: A shorthand specificationfor a volume name. Prefixes areused to prevent your having tospecify a complete filename eachtime you want to refer to files on aparticular disk.procedure: A block of code thatperforms a specific task as part of alarger program.procedure body: The executablestatements within a procedure.procedure code: A sequence of6502 code or P-code instructions.procedure definition: Theheading, declaration, and statementparts of a procedure.procedure dictionary: The uppersection of a segment's code part,containing a list of pointers to theprocedures in the code part.procedure heading: The first lineof a procedure definition thatcontains the procedure's name andformal parameter list.procedure number: A numberassigned to a procedure by theCompiler.procedure-relative :relocationtable: A table of addresses, withinan assembly-language procedure,each to be relocated relative to thelowest address in the procedure.program library: A libraryassociated with a specific Pascalprogram.program stack: A portion ofmemory used to store variables andinformation about procedure andfunction calls.Program Unit: A separatelycompiled collection of types,variables, procedures, and/orfunctions, which are not executableby themselves but which may beused by executable Pascalprograms.pseudocode: See P-code.pseudomachine or P-machlne: Asoftware-emulated machine thatexecutes P-code as its native code.The P-machine has an evaluationstack, several registers, and a usermemory.pseudo.register: AP-machinepointer composed of one word onthe zero page.real number: A number that mayinclude a fractional part;represented inside the computer infloating-point form.REAL type: One of the set ofPascal data types that are used torepresent real numbers. CompareINTEGER type.GlossaryV-13

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