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comparison src/share/vm/prims/methodHandles.cpp @ 1912:8213b0f5c92d

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6981777: implement JSR 292 EG adjustments from summer 2010 Summary: Small bug fix to make "raw" adapters work for JDK changes under 6981777 Reviewed-by: twisti
author jrose
date Sat, 30 Oct 2010 12:19:07 -0700
parents 5beba6174298
children f95d63e2154a
comparison
equal deleted inserted replaced
1911:fff777a71346 1912:8213b0f5c92d
972 // This trick is pulled by trusted code (see VerifyType.canPassRaw). 972 // This trick is pulled by trusted code (see VerifyType.canPassRaw).
973 } 973 }
974 assert(src != T_VOID && dst != T_VOID, "should not be here"); 974 assert(src != T_VOID && dst != T_VOID, "should not be here");
975 if (src == dst) return true; 975 if (src == dst) return true;
976 if (type2size[src] != type2size[dst]) return false; 976 if (type2size[src] != type2size[dst]) return false;
977 if (src == T_OBJECT || dst == T_OBJECT) return false;
978 if (raw) return true; // bitwise reinterpretation; caller guarantees safety
977 // allow reinterpretation casts for integral widening 979 // allow reinterpretation casts for integral widening
978 if (is_subword_type(src)) { // subwords can fit in int or other subwords 980 if (is_subword_type(src)) { // subwords can fit in int or other subwords
979 if (dst == T_INT) // any subword fits in an int 981 if (dst == T_INT) // any subword fits in an int
980 return true; 982 return true;
981 if (src == T_BOOLEAN) // boolean fits in any subword 983 if (src == T_BOOLEAN) // boolean fits in any subword