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SPU LLVM: use atomic loads in read channel count

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This commit is contained in:
Ivan Chikish 2023-04-14 07:40:03 +03:00 committed by Ivan
parent 3473e19508
commit ba29f0ccd1
1 changed files with 9 additions and 4 deletions
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13
rpcs3/Emu/Cell/SPURecompiler.cpp
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@ -6230,8 +6230,8 @@ public:
else
{
const auto val = m_ir->CreateLoad(get_type<u64>(), ptr);
val->setAtomic(llvm::AtomicOrdering::Unordered);
m_ir->CreateStore(m_ir->getInt64(0), ptr)->setAtomic(llvm::AtomicOrdering::Unordered);
val->setAtomic(llvm::AtomicOrdering::Acquire);
m_ir->CreateStore(m_ir->getInt64(0), ptr)->setAtomic(llvm::AtomicOrdering::Release);
val0 = val;
}
@ -6316,7 +6316,9 @@ public:
}
case SPU_RdEventMask:
{
res.value = m_ir->CreateTrunc(m_ir->CreateLShr(m_ir->CreateLoad(get_type<u64>(), spu_ptr<u64>(&spu_thread::ch_events)), 32), get_type<u32>());
const auto value = m_ir->CreateLoad(get_type<u64>(), spu_ptr<u64>(&spu_thread::ch_events));
value->setAtomic(llvm::AtomicOrdering::Acquire);
res.value = m_ir->CreateTrunc(m_ir->CreateLShr(value, 32), get_type<u32>());
break;
}
case SPU_RdEventStat:
@ -6357,6 +6359,7 @@ public:
llvm::Value* get_rchcnt(u32 off, u64 inv = 0)
{
const auto val = m_ir->CreateLoad(get_type<u64>(), _ptr<u64>(m_thread, off));
val->setAtomic(llvm::AtomicOrdering::Acquire);
const auto shv = m_ir->CreateLShr(val, spu_channel::off_count);
return m_ir->CreateTrunc(m_ir->CreateXor(shv, u64{inv}), get_type<u32>());
}
@ -6422,7 +6425,9 @@ public:
}
case SPU_RdInMbox:
{
res.value = m_ir->CreateLoad(get_type<u32>(), spu_ptr<u32>(&spu_thread::ch_in_mbox));
const auto value = m_ir->CreateLoad(get_type<u32>(), spu_ptr<u32>(&spu_thread::ch_in_mbox));
value->setAtomic(llvm::AtomicOrdering::Acquire);
res.value = value;
res.value = m_ir->CreateLShr(res.value, 8);
res.value = m_ir->CreateAnd(res.value, 7);
break;