/sys$common/syshlp/helplib.hlb MACRO, VAX MACRO Assembler, Vector Instructions, MTVP  *Conan The Librarian (sorry for the slow response - running on an old VAX)

    Move to Vector Processor

    Format:

       { MTVCR   }
       { MTVLR   }
       { MTVMRLO }   src
       {         }
       { MTVMRHI }

    Architecture

    Format
    opcode   regnum.rw, src.rl
    opcodes

    A9FD    MTVP      Move to Vector Processor

    vector_control_word
    None.
    exceptions

       None.

    operation
      CASE regnum OF
         0:   VCR <- src
         1:   VLR <- src
         2:   VMR<31:0> <- src
         3:   VMR<63:32> <- src
        >3:   Reserved
      END

    Move to Vector Processor instructions that specify reserved values
    of the regnum operand produce UNPREDICTABLE results.