Mercurial > hg > graal-compiler
diff src/cpu/x86/vm/stubGenerator_x86_64.cpp @ 8883:b9a918201d47
Merge with hsx25
| author | Gilles Duboscq <duboscq@ssw.jku.at> |
|---|---|
| date | Sat, 06 Apr 2013 20:04:06 +0200 |
| parents | 989155e2d07a e961c11b85fe |
| children | 836a62f43af9 |
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--- a/src/cpu/x86/vm/stubGenerator_x86_64.cpp Fri Apr 05 18:53:57 2013 +0200 +++ b/src/cpu/x86/vm/stubGenerator_x86_64.cpp Sat Apr 06 20:04:06 2013 +0200 @@ -1331,6 +1331,10 @@ } __ addptr(qword_count, 4); __ BIND(L_end); + if (UseAVX >= 2) { + // clean upper bits of YMM registers + __ vzeroupper(); + } } else { // Copy 32-bytes per iteration __ BIND(L_loop); @@ -1404,6 +1408,10 @@ } __ subptr(qword_count, 4); __ BIND(L_end); + if (UseAVX >= 2) { + // clean upper bits of YMM registers + __ vzeroupper(); + } } else { // Copy 32-bytes per iteration __ BIND(L_loop);