Thread: 68k details
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Old 14 August 2018, 18:25   #9
meynaf
son of 68k
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Join Date: Nov 2007
Location: Lyon / France
Age: 46
Posts: 3,546
Quote:
Originally Posted by Thorham View Post
Can't you do tst rx on x86 with just mov rx,rx or something like that?
No, because on x86 mov doesn't set the flags.


Quote:
Originally Posted by Thorham View Post
Only arithmetic left shift is redundant, though.
I meant redundant in regard to each other, but actually, if i were to keep one, it would be the arithmetic version. It sets V bit with something meaningful instead of just clearing it.


Quote:
Originally Posted by Hewitson View Post
It actually is, in my opinion.
For very very small programs it may be bearable. But it becomes very clumsy whenever things go a little complex.


Quote:
Originally Posted by Thorham View Post
Even when you know 68k?
Assuredly not
Things i did on my old oric - i'll never do that again !
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