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[PATCH, libgcc/libatomic]: Emit SSE instructions when __SSE_MATH__ is defined

From: Uros Bizjak <ubizjak at gmail dot com>
To: "gcc-patches at gcc dot gnu dot org" <gcc-patches at gcc dot gnu dot org>
Date: Mon, 9 Dec 2013 18:40:29 +0100
Subject: [PATCH, libgcc/libatomic]: Emit SSE instructions when __SSE_MATH__ is defined
Authentication-results: sourceware.org; auth=none

Hello!

This is also how glibc generates exceptions.

libgcc/ChangeLog:

2013-12-09  Uros Bizjak  <ubizjak@gmail.com>

    * config/i386/sfp-exceptions.c (__sfp_handle_exceptions): Emit SSE
    instructions when __SSE_MATH__ is defined.

libatomic/ChangeLog:

2013-12-09  Uros Bizjak  <ubizjak@gmail.com>

    * config/x86/fenv.c (__atomic_feraiseexcept): Emit SSE
    instructions when __SSE_MATH__ is defined.

Tested on x86_64-pc-linux-gnu {,-m32} and committed to mainline SVN.

Uros.

Attachment: l.diff.txt
Description: Text document

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