void AlignedStream::Reset()
{
if (!_stream)
{
return;
}
FinalizeBlock();
}
void AlignedStream::Close()
{
if (!_stream)
{
return;
}
FinalizeBlock();
ProxyStream::Close();
}
// construct an invalid block (but with a valid header)
const std::shared_ptr<const CBlock> BadBlock(const uint256& prev_hash)
{
auto pblock = Block(prev_hash);
CMutableTransaction coinbase_spend;
coinbase_spend.vin.push_back(CTxIn(COutPoint(pblock->vtx[0]->GetHash(), 0), CScript(), 0));
coinbase_spend.vout.push_back(pblock->vtx[0]->vout[0]);
CTransactionRef tx = MakeTransactionRef(coinbase_spend);
pblock->vtx.push_back(tx);
auto ret = FinalizeBlock(pblock);
return ret;
}
void CachedInterpreter::Jit(u32 address)
{
if (m_code.size() >= CODE_SIZE / sizeof(Instruction) - 0x1000 || IsFull() || SConfig::GetInstance().bJITNoBlockCache)
{
ClearCache();
}
u32 nextPC = analyzer.Analyze(PC, &code_block, &code_buffer, code_buffer.GetSize());
if (code_block.m_memory_exception)
{
// Address of instruction could not be translated
NPC = nextPC;
PowerPC::ppcState.Exceptions |= EXCEPTION_ISI;
PowerPC::CheckExceptions();
WARN_LOG(POWERPC, "ISI exception at 0x%08x", nextPC);
return;
}
int block_num = AllocateBlock(PC);
JitBlock *b = GetBlock(block_num);
js.blockStart = PC;
js.firstFPInstructionFound = false;
js.fifoBytesThisBlock = 0;
js.downcountAmount = 0;
js.curBlock = b;
PPCAnalyst::CodeOp *ops = code_buffer.codebuffer;
b->checkedEntry = GetCodePtr();
b->normalEntry = GetCodePtr();
b->runCount = 0;
for (u32 i = 0; i < code_block.m_num_instructions; i++)
{
js.downcountAmount += ops[i].opinfo->numCycles;
u32 function = HLE::GetFunctionIndex(ops[i].address);
if (function != 0)
{
int type = HLE::GetFunctionTypeByIndex(function);
if (type == HLE::HLE_HOOK_START || type == HLE::HLE_HOOK_REPLACE)
{
int flags = HLE::GetFunctionFlagsByIndex(function);
if (HLE::IsEnabled(flags))
{
m_code.emplace_back(WritePC, ops[i].address);
m_code.emplace_back(Interpreter::HLEFunction, ops[i].inst);
if (type == HLE::HLE_HOOK_REPLACE)
{
m_code.emplace_back(EndBlock, js.downcountAmount);
m_code.emplace_back();
break;
}
}
}
}
if (!ops[i].skip)
{
if ((ops[i].opinfo->flags & FL_USE_FPU) && !js.firstFPInstructionFound)
{
m_code.emplace_back(CheckFPU, ops[i].address);
js.firstFPInstructionFound = true;
}
if (ops[i].opinfo->flags & FL_ENDBLOCK)
m_code.emplace_back(WritePC, ops[i].address);
m_code.emplace_back(GetInterpreterOp(ops[i].inst), ops[i].inst);
if (ops[i].opinfo->flags & FL_ENDBLOCK)
m_code.emplace_back(EndBlock, js.downcountAmount);
}
}
if (code_block.m_broken)
{
m_code.emplace_back(WritePC, nextPC);
m_code.emplace_back(EndBlock, js.downcountAmount);
}
m_code.emplace_back();
b->codeSize = (u32)(GetCodePtr() - b->checkedEntry);
b->originalSize = code_block.m_num_instructions;
FinalizeBlock(block_num, jo.enableBlocklink, b->checkedEntry);
}
// construct a valid block
const std::shared_ptr<const CBlock> GoodBlock(const uint256& prev_hash)
{
return FinalizeBlock(Block(prev_hash));
}