From Wiktionary, the free dictionary
- (IBM opcode):
- 1970 Gopal K. Kapur "IBM 360 Assembler Language Programming - Page 162"
- What is the maximum number of bytes that can be moved from one location to another with a single MVC instruction?
- 1977 Barbara J. Burian "A simplified approach to S/370 assembly language programming"
- The MVC instruction may be used to move from 1 to 256 bytes of data from one storage location to another.
- 1978 Leonard Jay Shustek "Analysis and Performance of Computer Instruction Sets - Page 14"
- There is a class of instructions, of which the MVC byte move instruction is a good example, whose members suffer from the "overhead dominance" effect.
