[Bug middle-end/37809] [4.2/4.3/4.4 Regression] Incorrect code with MMX right shift __builtin_ia32_psradi

[uros at gcc dot gnu dot org]

------- Comment #8 from uros at gcc dot gnu dot org  2008-11-10 09:09 -------
Subject: Bug 37809

Author: uros
Date: Mon Nov 10 09:08:15 2008
New Revision: 141732

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=141732
Log:
        PR middle-end/37807
        PR middle-end/37809
        * combine.c (force_to_mode): Do not process vector types.

        * rtlanal.c (nonzero_bits1): Do not process vector types.
        (num_sign_bit_copies1): Likewise.

testsuite/ChangeLog

        PR middle-end/37807
        PR middle-end/37809
        * gcc/testsuite/gcc.target/i386/mmx-8.c: New test.


Added:
    trunk/gcc/testsuite/gcc.target/i386/mmx-8.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/combine.c
    trunk/gcc/rtlanal.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=37809