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psp mips programming

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hgoel0974
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Re: psp mips programming

Post by hgoel0974 » Mon Jan 20, 2014 6:52 pm

Actually, if you really want to learn some PSP MIPS, I recommend https://github.com/uofw/uofw/wiki/MIPS
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frostegater
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Re: psp mips programming

Post by frostegater » Tue Jan 21, 2014 1:17 am

Code: Select all

ext        $v1, $v1, 5, 8
means

Code: Select all

v1 = v1 & 0xFF0;
right? :)

upd/
or

Code: Select all

v1 = (v1 >> 5) & 0xFF;
?
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Acid_Snake
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Re: psp mips programming

Post by Acid_Snake » Tue Jan 21, 2014 8:30 am

frostegater wrote:

Code: Select all

ext        $v1, $v1, 5, 8
means
upd/
or

Code: Select all

v1 = (v1 >> 5) & 0xFF;
?
this one

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noname120
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Re: psp mips programming

Post by noname120 » Wed Jan 22, 2014 8:53 pm

qwikrazor87 wrote:
noname120 wrote:but I've no idea of what ext means.
extract
http://code.google.com/p/pops-gte/wiki/DisasmHints
Oh yeah, I remember, I already came across this one in a reverse engineering!
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