[Bug target/46285] ICE: in final_scan_insn, at final.c:2642 with -mavx -fsplit-stack

[hjl at gcc dot gnu.org]

http://gcc.gnu.org/bugzilla/show_bug.cgi?id=46285

--- Comment #3 from hjl at gcc dot gnu.org <hjl at gcc dot gnu.org> 2010-11-03 
12:02:09 UTC ---
Author: hjl
Date: Wed Nov  3 12:02:06 2010
New Revision: 166240

URL: http://gcc.gnu.org/viewcvs?root=gcc&view=rev&rev=166240
Log:
Generate avx_vzeroupper after reload is completed.

gcc/

2010-11-03  H.J. Lu  <hongjiu...@intel.com>

    PR target/46285
    * config/i386/i386.c (ix86_expand_call): Conditionally decorate
    calls with UNSPEC_CALL_NEEDS_VZEROUPPER unspec before reload
    is completed.

gcc/testsuite/

2010-11-03  H.J. Lu  <hongjiu...@intel.com>

    PR target/46285
    * gcc.target/i386/pr46285.c.

Added:
    trunk/gcc/testsuite/gcc.target/i386/pr46285.c
Modified:
    trunk/gcc/ChangeLog
    trunk/gcc/config/i386/i386.c
    trunk/gcc/testsuite/ChangeLog