IBM Mainframe Assembly Language

water1A revised and expanded introduction to the IBM mainframe assembly language and architecture including addressing models, basic and extended instruction formats, operand addressing, the Program Status Word, subroutine linkage, looping, input output, character & bit manipulation, and the decimal (BCD) programming facility. The book includes more than 40 pages of comprehensive programming examples. Designed to be used in conjunction with the Windows/Linux based open source, z390 mainframe emulator. Assumes no prior knowledge of assembly language programming. Get it here:

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Assembly Language Code Examples from the Book