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SPU LLVM/Savestates: Remove unneeded store insurance and add related fix

This commit is contained in:
Eladash 2022-07-06 13:11:23 +03:00 committed by Ivan
parent 05303ce6c6
commit 2ccb0c8f42
2 changed files with 40 additions and 32 deletions

View File

@ -1256,7 +1256,7 @@ void spu_recompiler::UNK(spu_opcode_t op)
void spu_stop(spu_thread* _spu, u32 code)
{
if (!_spu->stop_and_signal(code))
if (!_spu->stop_and_signal(code) || _spu->state & cpu_flag::again)
{
spu_runtime::g_escape(_spu);
}
@ -1328,8 +1328,9 @@ static u32 spu_rdch(spu_thread* _spu, u32 ch)
{
const s64 result = _spu->get_ch_value(ch);
if (result < 0)
if (result < 0 || _spu->state & cpu_flag::again)
{
_spu->state += cpu_flag::again;
spu_runtime::g_escape(_spu);
}
@ -2252,7 +2253,7 @@ void spu_recompiler::MTSPR(spu_opcode_t)
static void spu_wrch(spu_thread* _spu, u32 ch, u32 value)
{
if (!_spu->set_ch_value(ch, value))
if (!_spu->set_ch_value(ch, value) || _spu->state & cpu_flag::again)
{
spu_runtime::g_escape(_spu);
}
@ -2266,8 +2267,9 @@ static void spu_wrch(spu_thread* _spu, u32 ch, u32 value)
static void spu_wrch_mfc(spu_thread* _spu)
{
if (!_spu->process_mfc_cmd())
if (!_spu->process_mfc_cmd() || _spu->state & cpu_flag::again)
{
_spu->state += cpu_flag::again;
spu_runtime::g_escape(_spu);
}

View File

@ -5539,12 +5539,16 @@ public:
static void exec_stop(spu_thread* _spu, u32 code)
{
if (!_spu->stop_and_signal(code))
if (!_spu->stop_and_signal(code) || _spu->state & cpu_flag::again)
{
spu_runtime::g_escape(_spu);
}
static_cast<void>(_spu->test_stopped());
if (_spu->test_stopped())
{
_spu->pc += 4;
spu_runtime::g_escape(_spu);
}
}
void STOP(spu_opcode_t op) //
@ -5582,8 +5586,9 @@ public:
{
const s64 result = _spu->get_ch_value(ch);
if (result < 0)
if (result < 0 || _spu->state & cpu_flag::again)
{
_spu->state += cpu_flag::again;
spu_runtime::g_escape(_spu);
}
@ -5617,6 +5622,11 @@ public:
return exec_rdch(_spu, SPU_RdEventStat);
}
void ensure_gpr_stores()
{
m_block->store.fill(nullptr);
}
llvm::Value* get_rdch(spu_opcode_t op, u32 off, bool atomic)
{
const auto ptr = _ptr<u64>(m_thread, off);
@ -5642,7 +5652,6 @@ public:
m_ir->CreateCondBr(cond, done, wait);
m_ir->SetInsertPoint(wait);
update_pc();
m_block->store.fill(nullptr);
const auto val1 = call("spu_read_channel", &exec_rdch, m_thread, m_ir->getInt32(op.ra));
m_ir->CreateBr(done);
m_ir->SetInsertPoint(done);
@ -5673,7 +5682,7 @@ public:
case SPU_RdInMbox:
{
update_pc();
m_block->store.fill(nullptr);
ensure_gpr_stores();
res.value = call("spu_read_in_mbox", &exec_read_in_mbox, m_thread);
break;
}
@ -5689,11 +5698,13 @@ public:
}
case SPU_RdSigNotify1:
{
ensure_gpr_stores();
res.value = get_rdch(op, ::offset32(&spu_thread::ch_snr1), true);
break;
}
case SPU_RdSigNotify2:
{
ensure_gpr_stores();
res.value = get_rdch(op, ::offset32(&spu_thread::ch_snr2), true);
break;
}
@ -5720,7 +5731,6 @@ public:
case SPU_RdEventStat:
{
update_pc();
m_block->store.fill(nullptr);
res.value = call("spu_read_events", &exec_read_events, m_thread);
break;
}
@ -5734,7 +5744,7 @@ public:
default:
{
update_pc();
m_block->store.fill(nullptr);
ensure_gpr_stores();
res.value = call("spu_read_channel", &exec_rdch, m_thread, m_ir->getInt32(op.ra));
break;
}
@ -5870,16 +5880,13 @@ public:
static void exec_wrch(spu_thread* _spu, u32 ch, u32 value)
{
if (!_spu->set_ch_value(ch, value))
if (!_spu->set_ch_value(ch, value) || _spu->state & cpu_flag::again)
{
_spu->state += cpu_flag::again;
spu_runtime::g_escape(_spu);
}
if (_spu->test_stopped())
{
_spu->pc += 4;
spu_runtime::g_escape(_spu);
}
static_cast<void>(_spu->test_stopped());
}
static void exec_list_unstall(spu_thread* _spu, u32 tag)
@ -5897,16 +5904,13 @@ public:
static void exec_mfc_cmd(spu_thread* _spu)
{
if (!_spu->process_mfc_cmd())
if (!_spu->process_mfc_cmd() || _spu->state & cpu_flag::again)
{
_spu->state += cpu_flag::again;
spu_runtime::g_escape(_spu);
}
if (_spu->test_stopped())
{
_spu->pc += 4;
spu_runtime::g_escape(_spu);
}
static_cast<void>(_spu->test_stopped());
}
void WRCH(spu_opcode_t op) //
@ -5945,7 +5949,6 @@ public:
m_ir->CreateCondBr(m_ir->CreateICmpNE(m_ir->CreateLoad(spu_ptr<u32>(&spu_thread::ch_tag_upd)), m_ir->getInt32(MFC_TAG_UPDATE_IMMEDIATE)), _mfc, next);
m_ir->SetInsertPoint(_mfc);
update_pc();
m_block->store.fill(nullptr);
call("spu_write_channel", &exec_wrch, m_thread, m_ir->getInt32(op.ra), val.value);
m_ir->CreateBr(next);
m_ir->SetInsertPoint(next);
@ -6074,10 +6077,6 @@ public:
{
return;
}
case MFC_GETLLAR_CMD:
case MFC_PUTLLC_CMD:
case MFC_PUTLLUC_CMD:
case MFC_PUTQLLUC_CMD:
case MFC_PUTL_CMD:
case MFC_PUTLB_CMD:
case MFC_PUTLF_CMD:
@ -6087,7 +6086,15 @@ public:
case MFC_GETL_CMD:
case MFC_GETLB_CMD:
case MFC_GETLF_CMD:
{
ensure_gpr_stores();
[[fallthrough]];
}
case MFC_SDCRZ_CMD:
case MFC_GETLLAR_CMD:
case MFC_PUTLLC_CMD:
case MFC_PUTLLUC_CMD:
case MFC_PUTQLLUC_CMD:
{
// TODO
m_ir->CreateBr(next);
@ -6098,7 +6105,6 @@ public:
m_ir->SetInsertPoint(next);
m_ir->CreateStore(ci, spu_ptr<u8>(&spu_thread::ch_mfc_cmd, &spu_mfc_cmd::cmd));
update_pc();
m_block->store.fill(nullptr);
call("spu_exec_mfc_cmd", &exec_mfc_cmd, m_thread);
return;
}
@ -6366,7 +6372,7 @@ public:
m_ir->CreateCondBr(m_ir->CreateICmpNE(_old, _new), _mfc, next);
m_ir->SetInsertPoint(_mfc);
update_pc();
m_block->store.fill(nullptr);
ensure_gpr_stores();
call("spu_list_unstall", &exec_list_unstall, m_thread, eval(val & 0x1f).value);
m_ir->CreateBr(next);
m_ir->SetInsertPoint(next);
@ -6390,7 +6396,7 @@ public:
}
update_pc();
m_block->store.fill(nullptr);
ensure_gpr_stores();
call("spu_write_channel", &exec_wrch, m_thread, m_ir->getInt32(op.ra), val.value);
}
@ -6411,7 +6417,7 @@ public:
{
m_block->block_end = m_ir->GetInsertBlock();
update_pc(m_pos + 4);
m_block->store.fill(nullptr);
ensure_gpr_stores();
tail_chunk(m_dispatch);
}
}