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Re: [patch]: Add support of new __int128 type for targets having 128-bit integer scalar support

From: Eric Botcazou <ebotcazou at adacore dot com>
To: Kai Tietz <ktietz70 at googlemail dot com>
Cc: gcc-patches at gcc dot gnu dot org, "Joseph S. Myers" <joseph at codesourcery dot com>, nathan at codesourcery dot com
Date: Thu, 8 Apr 2010 13:30:10 +0200
Subject: Re: [patch]: Add support of new __int128 type for targets having 128-bit integer scalar support
References: <s2x90baa01f1004080322k82ab08e0s4741cab8495c86a2@mail.gmail.com> <201004081255.16072.ebotcazou@adacore.com> <p2k90baa01f1004080402r1f63ce41pac2da171e9653dda@mail.gmail.com>

> Well, AFAICS it is guaranteed. See targhook.c for default
> implementation of scalar_mode_supported_p
> (default_scalar_mode_supported_p): Which rejects - for targets not
> overriding it - modes > 2 * BITS_PER_WORD.

So you have tested the patch only on platforms that don't support __int128?
MAX_FIXED_MODE_SIZE is the default (GET_MODE_BITSIZE (DImode)) on x86/x86-64.

-- 
Eric Botcazou

Follow-Ups:
- Re: [patch]: Add support of new __int128 type for targets having 128-bit integer scalar support
  - From: Kai Tietz

References:
- [patch]: Add support of new __int128 type for targets having 128-bit integer scalar support
  - From: Kai Tietz
- Re: [patch]: Add support of new __int128 type for targets having 128-bit integer scalar support
  - From: Eric Botcazou
- Re: [patch]: Add support of new __int128 type for targets having 128-bit integer scalar support
  - From: Kai Tietz

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