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Re: biggest alignment for sysv4.h altivec
- From: David Edelsohn <dje at watson dot ibm dot com>
- To: Geoff Keating <geoffk at redhat dot com>
- Cc: aldyh at redhat dot com, gcc-patches at gcc dot gnu dot org
- Date: Sat, 09 Mar 2002 18:08:52 -0500
- Subject: Re: biggest alignment for sysv4.h altivec
>>>>> Geoff Keating writes:
Geoff> I will therefore commit a patch to change BIGGEST_ALIGNMENT and a
Geoff> testcase to check that the long-double structure alignment is correct.
Does correct mean correct for the long double mode in effect or
uniformly 128 bit alignment? While long double is implemented as 64-bit
double, the object is only 64 bits, not 64 bits embedded in 128 bits.
Having eABI use 128-bit alignment when -mlong-double=128 does seem
correct.
Thanks, David