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Date: Wed, 31 May 2023 19:30:16 +0300 (MSK)
From: Alexander Monakov <amonakov@...ras.ru>
To: musl@...ts.openwall.com
cc: Rich Felker <dalias@...c.org>
Subject: Re: [C23 128 bit 4/4] C23: implement proper support for
int128_t and uint128_t
On Wed, 31 May 2023, Jāāā Gustedt wrote:
> Again, this is not an extension but an optional feature, and this has
> nothing of bleeding edge. This is present in compilers since ages, and
> everybody is using their specific ways to go around the restrictions
> of previous C standards.
So, to make sure, by compiler support do you mean __int128 here? It is
not supported on 32-bit platforms neither by GCC nor by LLVM. On 64-bit
platforms it is piggy-backing on double-word operations support required
for implementing 64-bit 'long long' on 32-bit platforms.
Alexander
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