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6991512: G1 barriers fail with 64bit C1

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Fix compare-and-swap intrinsic problem with G1 post-barriers and issue with branch ranges in G1 stubs on sparc

Reviewed-by: never, kvn
This commit is contained in:
Igor Veresov 2010-10-12 23:51:20 -07:00
parent e870866699
commit 28a13e88e7
6 changed files with 23 additions and 8 deletions
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hotspot/src/share/vm/c1/c1_LIRGenerator.cpp
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@ -1350,6 +1350,7 @@ void LIRGenerator::G1SATBCardTableModRef_post_barrier(LIR_OprDesc* addr, LIR_Opr
addr = ptr;
}
assert(addr->is_register(), "must be a register at this point");
assert(addr->type() == T_OBJECT, "addr should point to an object");
LIR_Opr xor_res = new_pointer_register();
LIR_Opr xor_shift_res = new_pointer_register();