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8289520: G1: Remove duplicate checks in G1BarrierSetC1::post_barrier

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Reviewed-by: tschatzl, iwalulya
This commit is contained in:
Albert Mingkun Yang 2022-07-05 07:29:02 +00:00
parent 1b997db734
commit 4c997ba830
1 changed files with 0 additions and 7 deletions
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src/hotspot/share/gc/g1/c1/g1BarrierSetC1.cpp
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@ -161,13 +161,6 @@ void G1BarrierSetC1::post_barrier(LIRAccess& access, LIR_Opr addr, LIR_Opr new_v
LIR_Opr::illegalOpr());
}
if (!new_val->is_register()) {
LIR_Opr new_val_reg = gen->new_register(T_OBJECT);
__ leal(new_val, new_val_reg);
new_val = new_val_reg;
}
assert(new_val->is_register(), "must be a register at this point");
__ cmp(lir_cond_notEqual, xor_shift_res, LIR_OprFact::intptrConst(NULL_WORD));
CodeStub* slow = new G1PostBarrierStub(addr, new_val);