ABI Compliance FreeBSD syscalls

Marco van de Voort marcov at stack.nl
Sat Nov 8 10:49:07 PST 2003

Are FreeBSD syscalls (on x86) x86 ABI compliant? IOW do they save the
required registers (IIRC ebx,esi,edi) ?

I tried to derive it from the sources, but my gcc pragmaese is not on a
high enough level for that.

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