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IBM 5280 Distributed Data System - Index of

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Compare Binary for Equal (I F BRn EO)I 1Source: IF BRa EOObject: 6E ~rb GOTO instruction label0 8I15I23/ 31D D IJ@«JID Test register address: The address <strong>of</strong> the binary register that contains thedata to compare.D Compare register: The address <strong>of</strong> the binary register that contains the comparedata.II Branch instructions: The number minus 1 (hex 00-7F) <strong>of</strong> the 4-byte objectcode instructions from the next sequential instruction to skip if the branch istaken (±128 object code instruction from the next instruction). If bit 23 is 1,the number is a negative displacement in twos complement form.The branch is taken if the content <strong>of</strong> the test register is equal to the compare data.232

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