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List:       gcc
Subject:    Re: Bug 84762 - GCC for PowerPC32 violates the SysV ABI spec for small struct returns
From:       Franz Sirl <Franz.Sirl-kernel () lauterbach ! com>
Date:       2018-12-04 9:57:20
Message-ID: 46e8f4ff-fed5-0701-2440-cc24c86862d4 () lauterbach ! com
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Am 2018-12-04 um 08:14 schrieb Lokesh Janghel:
> Thank you Sirl,
> 
>>> -msvr4-struct-return=standard and -msvr4-struct-return=gnu (which would
>> be the default (-msvr4-struct-return=standard)
> by default, you mean using registers to return?

Hi Lokesh,

both return small structs in registers. The question is if the returned 
data is left-aligned (-msvr4-struct-return=standard, MSB-aligned) in the 
register or if the data is right-aligned (-msvr4-struct-return=gnu, 
LSB-aligned) in the register.

Franz.


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