------- Comment #2 from jakub at gcc dot gnu dot org  2009-10-12 13:35 -------
Subject: Bug 41680

Author: jakub
Date: Mon Oct 12 13:35:03 2009
New Revision: 152665

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=152665
Log:
        PR target/41680
        * config/i386/i386.md (split after *testqi_ext_3_rex64): Only narrow
        paradoxical subregs to prevent partial register stalls if the inner
        mode is integer mode.

        * g++.dg/torture/pr41680.C: New test.

Added:
    trunk/gcc/testsuite/g++.dg/torture/pr41680.C
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.md
    trunk/gcc/testsuite/ChangeLog


-- 


http://gcc.gnu.org/bugzilla/show_bug.cgi?id=41680

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