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Re: PATCH] PPC: Correct SYSV ABI libcall handling
- From: David Edelsohn <dje at watson dot ibm dot com>
- To: Franz Sirl <Franz dot Sirl-kernel at lauterbach dot com>
- Cc: gcc-patches at gcc dot gnu dot org
- Date: Tue, 17 Jun 2003 17:08:15 -0400
- Subject: Re: PATCH] PPC: Correct SYSV ABI libcall handling
>>>>> Franz Sirl writes:
Franz> Where did ABI_AIX ever use it for the mode == VOIDmode case? This is only used
Franz> on ABI_V4, cause only ABI_V4 needs to set/clear a CR bit to signal a vararg
Franz> callee if FP args where passed (at least I don't know of a similar
Franz> requirement for ABI_AIX).
ABI_AIX does not use it for the exact same situation, but it does
use type to determine whether FP parameters can be passed in just FPRs or
need to be duplicated in GPRs as well.
David