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Re: [PATCH], PowerPC IEEE 128-bit patch #4
- From: Joseph Myers <joseph at codesourcery dot com>
- To: Michael Meissner <meissner at linux dot vnet dot ibm dot com>
- Cc: <gcc-patches at gcc dot gnu dot org>, <dje dot gcc at gmail dot com>
- Date: Fri, 31 Jul 2015 00:43:20 +0000
- Subject: Re: [PATCH], PowerPC IEEE 128-bit patch #4
- Authentication-results: sourceware.org; auth=none
- References: <20150729200428 dot GA30347 at ibm-tiger dot the-meissners dot org>
On Wed, 29 Jul 2015, Michael Meissner wrote:
> #6 Add support for using different names for the 64/128-bit integer
> conversion to IBM extended double, to allow a future version to
> switch the default for what long double is. It is not expected that GCC
> 6.x will make this switch, but we would like to eventually use the
> standard TF names for the library when the default change is made. If
> this isn't clear, the following names use 'tf' in them, when they use
> IBM extended double:
That would be for a completely separate ABI, incompatible with all
existing objects both static and shared, since the existing ABI defines
these names to have their existing meanings?
--
Joseph S. Myers
joseph@codesourcery.com