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Subject: [Bug target/52908] xop-mul-1:f9 miscompiled on bulldozer (-mxop)
Date: Wed, 09 May 2012 20:46:00 -0000
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http://gcc.gnu.org/bugzilla/show_bug.cgi?id=52908

--- Comment #7 from uros at gcc dot gnu.org 2012-05-09 20:41:23 UTC ---
Author: uros
Date: Wed May  9 20:41:08 2012
New Revision: 187354

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=187354
Log:
    PR target/52908
    * config/i386/sse.md (vec_widen_smult_hi_v4si): Expand using
    xop_pmacsdqh insn pattern instead of xop_mulv2div2di3_high.
    (vec_widen_smult_lo_v4si): Expand using xop_pmacsdql insn pattern
    instead of xop_mulv2div2di3_low.
    (xop_p<macs>dql): Fix vec_select selector.
    (xop_p<macs>dqh): Ditto.
    (xop_mulv2div2di3_low): Remove insn_and_split pattern.
    (xop_mulv2div2di3_high): Ditto.

testsuite/ChangeLog:

    PR target/52908
    * gcc.target/i386/xop-imul32widen-vector.c: Update scan-assembler
    directive to Scan for vpmuldq, not vpmacsdql.


Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/sse.md
    trunk/gcc/testsuite/ChangeLog
    trunk/gcc/testsuite/gcc.target/i386/xop-imul32widen-vector.c