On 6/4/2012 12:48 PM, Binyamin Dissen wrote:
On Mon, 4 Jun 2012 14:20:09 -0500 "McKown, John"
<john.mck...@healthmarkets.com> wrote:
:>No such thing as a negative displacement. A displacement is more like an
unsigned immediate operand. From 0..4095 (0x000 to 0xFFF for a 12 bit
displacement) or 0..1048575 (0x00000 to 0xFFFFF for a 20 bit long displacement).
You may wish to look up the **Y instructions.
The corresponding 'grande' instructions, introduced with z/Architecture, also
use 20-bit *signed* displacements.
--
Edward E Jaffe
Phoenix Software International, Inc
831 Parkview Drive North
El Segundo, CA 90245
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edja...@phoenixsoftware.com
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