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MFF_NO_RETURN flag introduced

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This commit is contained in:
Nekotekina 2015-05-29 01:49:50 +03:00
parent a70d305806
commit b84d831d8f
4 changed files with 129 additions and 74 deletions
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24
rpcs3/Emu/Cell/PPULLVMRecompiler.cpp
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@ -2004,19 +2004,10 @@ void Compiler::BC(u32 bo, u32 bi, s32 bd, u32 aa, u32 lk) {
}
void Compiler::HACK(u32 index) {
if (index & EIF_SAVE_RTOC) {
auto addr_i64 = (Value *)m_ir_builder->getInt64(0x28);
auto ra_i64 = GetGpr(1);
addr_i64 = m_ir_builder->CreateAdd(ra_i64, addr_i64);
WriteMemory(addr_i64, GetGpr(2, 64));
}
Call<void>("execute_ppu_func_by_index", &execute_ppu_func_by_index, m_state.args[CompileTaskState::Args::State], m_ir_builder->getInt32(index & ~EIF_FLAGS));
if (index & EIF_PERFORM_BLR) {
auto lr_i64 = GetLr();
lr_i64 = m_ir_builder->CreateAnd(lr_i64, ~0x3ULL);
auto lr_i32 = m_ir_builder->CreateTrunc(lr_i64, m_ir_builder->getInt32Ty());
CreateBranch(nullptr, lr_i32, false, true);
Call<void>("execute_ppu_func_by_index", &execute_ppu_func_by_index, m_state.args[CompileTaskState::Args::State], m_ir_builder->getInt32(index & EIF_USE_BRANCH ? index : index & ~EIF_PERFORM_BLR));
if (index & EIF_PERFORM_BLR || index & EIF_USE_BRANCH) {
auto lr_i32 = index & EIF_USE_BRANCH ? GetPc() : m_ir_builder->CreateTrunc(m_ir_builder->CreateAnd(GetLr(), ~0x3ULL), m_ir_builder->getInt32Ty());
CreateBranch(nullptr, lr_i32, false, (index & EIF_USE_BRANCH) == 0);
}
// copied from Compiler::SC()
//auto ret_i1 = Call<bool>("PollStatus", m_poll_status_function, m_state.args[CompileTaskState::Args::State]);
@ -6089,9 +6080,10 @@ BranchType ppu_recompiler_llvm::GetBranchTypeFromInstruction(u32 instruction) {
} else if (field2 == 528) {
type = lk ? BranchType::FunctionCall : BranchType::LocalBranch;
}
} else if (field1 == 1 && (instruction & EIF_PERFORM_BLR)) {
type = BranchType::Return;
} else if (field1 == 1 && (instruction & EIF_PERFORM_BLR)) { // classify HACK instruction
type = instruction & EIF_USE_BRANCH ? BranchType::FunctionCall : BranchType::Return;
} else if (field1 == 1 && (instruction & EIF_USE_BRANCH)) {
type = BranchType::LocalBranch;
}
return type;
}