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Index > Main > I am a bit confused about "pinsrd" example

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Zoltanmatey31



Joined: 10 Jan 2023
Posts: 18
Zoltanmatey31 25 Jan 2023, 19:55
pinsrd xmm4,eax,1 ; insert double word into second position

wouldn't this be 0 bitposition set to 1 therefore the first position gets to be overwritten?
Post 25 Jan 2023, 19:55
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revolution
When all else fails, read the source


Joined: 24 Aug 2004
Posts: 19088
Location: In your JS exploiting you and your system
revolution 25 Jan 2023, 20:24
The imm value is an index, not a bitmap.
Post 25 Jan 2023, 20:24
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Furs



Joined: 04 Mar 2016
Posts: 2018
Furs 26 Jan 2023, 14:24
Yeah, it inserts the contents of eax into xmm4 at DWORD index 1 (starts from zero).
Post 26 Jan 2023, 14:24
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Zoltanmatey31



Joined: 10 Jan 2023
Posts: 18
Zoltanmatey31 01 Feb 2023, 10:09
Thanks
Post 01 Feb 2023, 10:09
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