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WP 34S mini-challenge
01-21-2014, 10:46 PM (This post was last modified: 01-21-2014 10:53 PM by nsg.)
Post: #35
RE: WP 34S mini-challenge
And here is another way to divide by 2 without touching stack:

Code:
01 LBL A
02 X^2
03 RCL+ L
04 LB
05 DEC X
06 2^X
07 END

There is a middle ground. Use constants 1-4 only. this way only 4 bits (2 fror constant and 2 for operation) represent variation and therefore only 16 opcodes are wasted.
And constants 1-4 cover easily 99% of cases.
(01-21-2014 10:13 PM)Paul Dale Wrote:  I proposed a set of instructions:

Code:
+ nnn
- nnn
[times] nnn
[divide] nnn

Which performed the specified operation to X using the associated constant. Thus, "- 22" would subtract 22 from X (doing the right thing with Last X).
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Messages In This Thread
WP 34S mini-challenge - Gerson W. Barbosa - 01-21-2014, 02:02 AM
RE: WP 34S mini-challenge - Paul Dale - 01-21-2014, 07:29 AM
RE: WP 34S mini-challenge - walter b - 01-21-2014, 07:59 AM
RE: WP 34S mini-challenge - walter b - 01-21-2014, 08:26 AM
RE: WP 34S mini-challenge - Paul Dale - 01-21-2014, 11:34 AM
RE: WP 34S mini-challenge - walter b - 01-21-2014, 12:20 PM
RE: WP 34S mini-challenge - Paul Dale - 01-21-2014, 11:51 AM
RE: WP 34S mini-challenge - walter b - 01-21-2014, 12:24 PM
RE: WP 34S mini-challenge - walter b - 01-21-2014, 11:08 AM
RE: WP 34S mini-challenge - Paul Dale - 01-21-2014, 08:24 AM
RE: WP 34S mini-challenge - Paul Dale - 01-21-2014, 11:29 AM
RE: WP 34S mini-challenge - nsg - 01-21-2014 10:46 PM
RE: WP 34S mini-challenge - Dieter - 01-22-2014, 01:12 PM
RE: WP 34S mini-challenge - Paul Dale - 01-21-2014, 11:55 AM
RE: WP 34S mini-challenge - walter b - 01-21-2014, 12:29 PM
RE: WP 34S mini-challenge - walter b - 01-21-2014, 01:20 PM
RE: WP 34S mini-challenge - Paul Dale - 01-21-2014, 11:48 AM
RE: WP 34S mini-challenge - Dieter - 01-21-2014, 08:43 PM
RE: WP 34S mini-challenge - Paul Dale - 01-21-2014, 10:13 PM
RE: WP 34S mini-challenge - walter b - 01-22-2014, 05:15 AM
RE: WP 34S mini-challenge - Thomas Klemm - 01-22-2014, 05:47 AM
RE: WP 34S mini-challenge - walter b - 01-22-2014, 07:04 AM
RE: WP 34S mini-challenge - walter b - 01-22-2014, 08:16 AM
RE: WP 34S mini-challenge - Thomas Klemm - 01-22-2014, 06:02 AM
RE: WP 34S mini-challenge - Dieter - 01-22-2014, 01:20 PM
RE: WP 34S mini-challenge - Thomas Klemm - 01-22-2014, 06:35 PM
RE: WP 34S mini-challenge - Dieter - 01-22-2014, 08:27 PM



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