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IBM 5280 Distributed Data System - Index of

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Search Table Using Binary Search (TBBS)Source: BRn TBBS {table label, Rn}I I I IIObject:I55I l I~ 1 0 1 ~ I0 8I15I 23 I 31D fJ IID Table: The index into the system table that contains the address and paran.eters for the table to be searched.fJ <strong>Index</strong> register address: The address <strong>of</strong> the binary register into which the tableindex <strong>of</strong> the equal entry is placed upon completion <strong>of</strong> this operation.II Search argument address: The address <strong>of</strong> the decimal register that containsthe search argument.The labeled table is searched for an entry equal to the search argument. If an equalentry is found, the index <strong>of</strong> that entry is placed into the binary register and 1103 isset on. If no equal entry is found, the binary register remains unchanged and 1125and 1127 are set on.Object Code Instruction Format 215

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