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SPU LLVM: Reduce notifications for PUTLLC16

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This commit is contained in:
Elad 2025-11-29 06:42:46 +02:00
parent cae77784db
commit d625c1d004
1 changed files with 11 additions and 3 deletions
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14
rpcs3/Emu/Cell/SPULLVMRecompiler.cpp
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@ -1286,15 +1286,16 @@ class spu_llvm_recompiler : public spu_recompiler_base, public cpu_translator
const bool is_accurate_op = true || !!g_cfg.core.spu_accurate_reservations; const bool is_accurate_op = true || !!g_cfg.core.spu_accurate_reservations;
const auto compare_data_change_res = is_accurate_op ? m_ir->getTrue() : m_ir->CreateICmpNE(_new, _rdata); const auto compare_data_change_res = m_ir->CreateICmpNE(_new, _rdata);
const auto second_test_for_complete_op = is_accurate_op ? m_ir->getTrue() : compare_data_change_res;
if (info.runtime16_select) if (info.runtime16_select)
{ {
m_ir->CreateCondBr(m_ir->CreateAnd(m_ir->CreateICmpULT(diff, m_ir->getInt64(128)), compare_data_change_res), _begin_op, _inc_res, m_md_likely); m_ir->CreateCondBr(m_ir->CreateAnd(m_ir->CreateICmpULT(diff, m_ir->getInt64(128)), second_test_for_complete_op), _begin_op, _inc_res, m_md_likely);
} }
else else
{ {
m_ir->CreateCondBr(compare_data_change_res, _begin_op, _inc_res, m_md_unlikely); m_ir->CreateCondBr(second_test_for_complete_op, _begin_op, _inc_res, m_md_unlikely);
} }
m_ir->SetInsertPoint(_begin_op); m_ir->SetInsertPoint(_begin_op);
@ -1339,7 +1340,14 @@ class spu_llvm_recompiler : public spu_recompiler_base, public cpu_translator
if (!info.no_notify) if (!info.no_notify)
{ {
const auto notify_block = llvm::BasicBlock::Create(m_context, "__putllc16_block_notify", m_function);
const auto notify_next = llvm::BasicBlock::Create(m_context, "__putllc16_block_notify_next", m_function);
m_ir->CreateCondBr(compare_data_change_res, notify_block, notify_next);
m_ir->SetInsertPoint(notify_block);
call("atomic_wait_engine::notify_all", static_cast<void(*)(const void*)>(atomic_wait_engine::notify_all), rptr); call("atomic_wait_engine::notify_all", static_cast<void(*)(const void*)>(atomic_wait_engine::notify_all), rptr);
m_ir->CreateBr(notify_next);
m_ir->SetInsertPoint(notify_next);
} }
m_ir->CreateBr(_success); m_ir->CreateBr(_success);