[Bug rtl-optimization/25972] pack and unpack of long doubles via union generates poor code

[bje at gcc dot gnu dot org]

------- Comment #4 from bje at gcc dot gnu dot org  2009-06-11 01:07 -------
Subject: Bug 25972

Author: bje
Date: Thu Jun 11 01:06:53 2009
New Revision: 148363

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=148363
Log:
2009-06-11  Alan Modra  <amodra@au.ibm.com>

        PR target/25972
        * config/rs6000/darwin-ldouble.c (longDblUnion): Delete.
        (pack): New inline function.  Use throughout in place of packing a
        pair of doubles to long double via union.

Modified:
    branches/ibm/gcc-4_3-branch/gcc/ChangeLog.ibm
    branches/ibm/gcc-4_3-branch/gcc/config/rs6000/darwin-ldouble.c


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=25972