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Date: Fri, 17 Jan 2020 08:31:22 +1100 (AEDT)
From: Damian McGuckin <damianm@....com.au>
To: musl@...ts.openwall.com
Subject: Re: Considering x86-64 fenv.s to C
On Thu, 16 Jan 2020, Rich Felker wrote:
> That's one point of having the high level logic in C: not having to
> repeat it in each arch where it's potentially subtly wrong. The C code
> should check the validity of the mask before attempting to use the
> arch primitive to set it.
All check it but
a) most then mask away the rubbish, and then use it, but
b) the 68k simply gives up and returns (-1).
Regards - Damian
Pacific Engineering Systems International, 277-279 Broadway, Glebe NSW 2037
Ph:+61-2-8571-0847 .. Fx:+61-2-9692-9623 | unsolicited email not wanted here
Views & opinions here are mine and not those of any past or present employer
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