[Bug target/45336] pextr{b,w,d}, (worse than) redundant extensions

[jakub at gcc dot gnu dot org]

------- Comment #8 from jakub at gcc dot gnu dot org  2010-08-20 20:54 -------
Subject: Bug 45336

Author: jakub
Date: Fri Aug 20 20:54:25 2010
New Revision: 163420

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=163420
Log:
        PR target/45336
        * config/i386/sse.md (*sse4_1_pextrb): Add SWI48 mode iterator
        to cover zero extension into 64-bit register.
        (*sse2_pextrw): Likewise.
        (*sse4_1_pextrd_zext): New insn.

Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/sse.md


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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=45336