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PPU/LLVM: Fix for crashes on exit with jit

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This commit is contained in:
Danila Malyutin 2015-09-16 00:34:21 +03:00
parent 97f62571ff
commit 3208a7713f
2 changed files with 26 additions and 10 deletions
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21
rpcs3/Emu/Cell/PPULLVMRecompiler.cpp
View File

@ -41,7 +41,6 @@ using namespace ppu_recompiler_llvm;
#define VIRTUAL_INSTRUCTION_COUNT 0x40000000
#define PAGE_SIZE 4096
u64 Compiler::s_rotate_mask[64][64];
bool Compiler::s_rotate_mask_inited = false;
@ -154,7 +153,7 @@ std::pair<Executable, llvm::ExecutionEngine *> Compiler::Compile(const std::stri
Decode(instr);
if (!m_state.hit_branch_instruction)
m_ir_builder->CreateBr(GetBasicBlockFromAddress(instructionAddress + 4));
m_ir_builder->CreateBr(GetBasicBlockFromAddress(instructionAddress + 4));
}
// Generate exit logic for all empty blocks
@ -253,7 +252,6 @@ RecompilationEngine::RecompilationEngine()
, m_currentId(0)
, m_last_cache_clear_time(std::chrono::high_resolution_clock::now())
, m_compiler(*this, CPUHybridDecoderRecompiler::ExecuteFunction, CPUHybridDecoderRecompiler::ExecuteTillReturn, CPUHybridDecoderRecompiler::PollStatus) {
FunctionCache = (ExecutableStorageType *)memory_helper::reserve_memory(VIRTUAL_INSTRUCTION_COUNT * sizeof(ExecutableStorageType));
// Each char can store 8 page status
FunctionCachePagesCommited = (char *)malloc(VIRTUAL_INSTRUCTION_COUNT / (8 * PAGE_SIZE));
@ -392,7 +390,6 @@ bool RecompilationEngine::IncreaseHitCounterAndBuild(u32 address) {
inline s32 SignExt16(s16 x) { return (s32)(s16)x; }
inline s32 SignExt26(u32 x) { return x & 0x2000000 ? (s32)(x | 0xFC000000) : (s32)(x); }
bool RecompilationEngine::AnalyseBlock(BlockEntry &functionData, size_t maxSize)
{
u32 startAddress = functionData.address;
@ -503,9 +500,8 @@ ppu_recompiler_llvm::CPUHybridDecoderRecompiler::~CPUHybridDecoderRecompiler() {
}
u32 ppu_recompiler_llvm::CPUHybridDecoderRecompiler::DecodeMemory(const u32 address) {
// TODO: exception_ptr doesnt work, should add every possible exception
if (ExecuteFunction(&m_ppu, 0) == ExecutionStatus::ExecutionStatusPropagateException)
{
ExecuteFunction(&m_ppu, 0);
if (m_ppu.pending_exception != nullptr) {
std::exception_ptr exn = m_ppu.pending_exception;
m_ppu.pending_exception = nullptr;
std::rethrow_exception(exn);
@ -588,7 +584,6 @@ u32 ppu_recompiler_llvm::CPUHybridDecoderRecompiler::ExecuteTillReturn(PPUThread
return 0;
case BranchType::FunctionCall: {
u32 status = ExecuteFunction(ppu_state, 0);
// TODO: exception_ptr doesnt work, should add every possible exception
if (status == ExecutionStatus::ExecutionStatusPropagateException)
return ExecutionStatus::ExecutionStatusPropagateException;
break;
@ -607,6 +602,14 @@ u32 ppu_recompiler_llvm::CPUHybridDecoderRecompiler::ExecuteTillReturn(PPUThread
}
bool ppu_recompiler_llvm::CPUHybridDecoderRecompiler::PollStatus(PPUThread * ppu_state) {
return ppu_state->check_status();
try
{
return ppu_state->check_status();
}
catch (...)
{
ppu_state->pending_exception = std::current_exception();
return ExecutionStatus::ExecutionStatusPropagateException;
}
}
#endif // LLVM_AVAILABLE

15
rpcs3/Emu/Cell/PPULLVMRecompilerCore.cpp
View File

@ -1785,10 +1785,23 @@ void Compiler::HACK(u32 index) {
}
}
static u32 wrappedDoSyscall(PPUThread &CPU, u64 code) {
try
{
SysCalls::DoSyscall(CPU, code);
return ExecutionStatus::ExecutionStatusBlockEnded;
}
catch (...)
{
CPU.pending_exception = std::current_exception();
return ExecutionStatus::ExecutionStatusPropagateException;
}
}
void Compiler::SC(u32 lev) {
switch (lev) {
case 0:
Call<void>("SysCalls.DoSyscall", SysCalls::DoSyscall, m_state.args[CompileTaskState::Args::State], GetGpr(11));
Call<void>("wrappedDoSyscall", &wrappedDoSyscall, m_state.args[CompileTaskState::Args::State], GetGpr(11));
break;
case 3:
Call<void>("PPUThread.FastStop", &PPUThread::fast_stop, m_state.args[CompileTaskState::Args::State]);