newbie question on fpu

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dacid

Joined: 31 Aug 2008
Posts: 57

dacid

how can i use fild with bytes?

fild byte ptr [esi]

gives me 'illegal size'

26 Dec 2008, 17:52

LocoDelAssembly
Your code has a bug

Joined: 06 May 2005
Posts: 4633
Location: Argentina

LocoDelAssembly

Only words, dwords and qwords are allowed so you will need to do something like this:

Code:

movzx eax, byte [address] ; Or "movsx eax, byte [address]" if it is a signed byte
push  eax
fild  dword [esp]
pop   eax

26 Dec 2008, 18:18

dacid

Joined: 31 Aug 2008
Posts: 57

dacid

thx!

26 Dec 2008, 22:51

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