[comp.sys.ibm.pc] Turbo Assembler and NEC V-20 instructions

ejablow@dasys1.UUCP (Eric Robert Jablow) (01/09/89)

I while ago I swapped my 8088 chip in my XT clone for a V-20 chip.
The NEC V-20 series of chips are improvements on the INTEL 8088/8086/
80186/80286 family; each of them can run the additional INTEL
instructions provided by the 80186 and up (though real mode, only)
and they also have some extra bit and nybble oriented instructions.

Unfortunately, Turbo Assembler 1.0 does not support the extra V-20
instructions, and when I asked the Borland forum on Compuserve about
it, they said that they had no intentions of doing so in the future.
Has anyone written a macro package or include file for TASM that will
allow me to use the V-20 instructions without hand-coding both the
instruction and the arguments?

-- 
Eric Jablow                      {allegra,philabs,cmcl2}!phri\
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New address:	jessica!eric@sbee.sbcc.edu.

andyross@ddsw1.MCS.COM ([andrew rossmann]) (01/12/89)

  For most of the extra V20 instructions, just use the .186 mode. For some
of the other special instructions, make up little macros that contain the
'hard' code. That seems to be the only way.