Mercurial > hg > graal-compiler
diff src/cpu/sparc/vm/interp_masm_sparc.cpp @ 422:05db98ed59ba
6760773: UseCompressedOops is broken with UseParNewGC
Summary: sparc code for gen_subtype_check was doing an ld for a compressed oop with the sign bit set so not comparing, leading to a ClassCastException.
Reviewed-by: phh, never, acorn, kvn, xlu
author | coleenp |
---|---|
date | Fri, 07 Nov 2008 11:03:32 -0500 |
parents | d1605aabd0a1 |
children | 98cb887364d3 70998f2e05ef |
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--- a/src/cpu/sparc/vm/interp_masm_sparc.cpp Fri Oct 31 10:34:20 2008 -0700 +++ b/src/cpu/sparc/vm/interp_masm_sparc.cpp Fri Nov 07 11:03:32 2008 -0500 @@ -906,7 +906,7 @@ // load next super to check if (UseCompressedOops) { - ld( Rtmp2, arrayOopDesc::base_offset_in_bytes(T_OBJECT), Rtmp3); + lduw( Rtmp2, arrayOopDesc::base_offset_in_bytes(T_OBJECT), Rtmp3); // Bump array pointer forward one oop add( Rtmp2, 4, Rtmp2 ); } else {