[Bug rtl-optimization/45739] static evaluation of SSE intrinsics (pxor)

[jakub at gcc dot gnu dot org]

------- Comment #3 from jakub at gcc dot gnu dot org  2010-09-21 23:33 -------
Subject: Bug 45739

Author: jakub
Date: Tue Sep 21 23:33:01 2010
New Revision: 164501

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=164501
Log:
        PR rtl-optimization/45739
        * simplify-rtx.c (simplify_binary_operation_1): Optimize even
        vector mode | CONST0_RTX (mode) and ^ CONST0_RTX (mode).

        * gcc.target/i386/pr45739.c: New test.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr45739.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/simplify-rtx.c
    trunk/gcc/testsuite/ChangeLog


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45739