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Date: Tue, 30 May 2006 06:23:38 +0530
From: "Joseph Koshy" <joseph.koshy@gmail.com>
To: "Nic Reveles" <nreveles4@hotmail.com>
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Cc: freebsd-amd64@freebsd.org
Subject: Re: assembly code?
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> I am hoping to find out which registers need to be set to what
> for which functions, etc.  Preferably 'yasm' style or
> something similiar...

Have you looked at the ABI spec:

  http://www.x86-64.org/documentation/abi.pdf

See also: src/sys/amd64/amd64/exception.S, look for 'syscall'.

-- 
FreeBSD Developer,     http://people.freebsd.org/~jkoshy