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Re: MIPS EABI: floating point registers
- From: Richard Sandiford <rdsandiford at googlemail dot com>
- To: "Oliver Kowalke" <k-oli at gmx dot de>
- Cc: binutils at sourceware dot org
- Date: Tue, 07 Sep 2010 19:22:27 +0100
- Subject: Re: MIPS EABI: floating point registers
- References: <20100830062957.283890@gmx.net>
"Oliver Kowalke" <k-oli@gmx.de> writes:
> It seams for me that register preserving (between function calls) is
> the same as for O32. But I could not figure out which floating point
> registers have to be preserved in 32bit and 64 bit EABI ($f20-$f31).
Yes, that's right, $f0-$f19 are call-clobbered and $f20-$f31 are
call-saved.
Richard