www.zopcheck.info Mainframe Assembler Opcodes and Mnemonics V1.1

• zopcheck.pdf - Paper describing zopcheck program with all opcodes and mnemonics included as appendix
• zopcheck.zip  - zip download file with all zopcheck open source files including zopcheck.cpy ASCII txt file
• z390 Portable Mainframe Assembler and Emulator download for Windows, Linux, and Mac PC's including zopcheck
• IBM z Architecture Principles of Operation (SA22-7832-12 Sept 2019)
• IBM High Level Assembler - IBM HLASM References
• IBM CPU Measurement Instructions and Rename Certain Mnemonics
• IBM DFSORT User Guide IBM Integrated Accelerator for IBM Z Sort (PH03207)
• z390 Sort Utility

Submit corrections and suggestions to Don Higgins.