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7009231: C1: Incorrect CAS code for longs on SPARC 32bit

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Fix CAS of longs on SPARC 32bit and cmove on SPARC 64bit.

Reviewed-by: kvn
This commit is contained in:
Igor Veresov 2010-12-27 21:51:31 -08:00
parent a8a98509e7
commit 43280aa63e
9 changed files with 133 additions and 20 deletions
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6
hotspot/src/cpu/sparc/vm/c1_LIRGenerator_sparc.cpp
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@ -662,7 +662,7 @@ void LIRGenerator::do_AttemptUpdate(Intrinsic* x) {
// generate conditional move of boolean result
LIR_Opr result = rlock_result(x);
__ cmove(lir_cond_equal, LIR_OprFact::intConst(1), LIR_OprFact::intConst(0), result);
__ cmove(lir_cond_equal, LIR_OprFact::intConst(1), LIR_OprFact::intConst(0), result, T_LONG);
}
@ -699,10 +699,10 @@ void LIRGenerator::do_CompareAndSwap(Intrinsic* x, ValueType* type) {
else {
ShouldNotReachHere();
}
// generate conditional move of boolean result
LIR_Opr result = rlock_result(x);
__ cmove(lir_cond_equal, LIR_OprFact::intConst(1), LIR_OprFact::intConst(0), result);
__ cmove(lir_cond_equal, LIR_OprFact::intConst(1), LIR_OprFact::intConst(0),
result, as_BasicType(type));
if (type == objectType) { // Write-barrier needed for Object fields.
// Precise card mark since could either be object or array
post_barrier(addr, val.result());