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Patches/LLVM: Implement Complex Patches Support

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Eladash 2021-08-23 16:21:49 +03:00 • committed by kd-11
parent 2d9929059f
commit ddb042148d
3 changed files with 108 additions and 8 deletions
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23
rpcs3/Emu/Cell/PPUTranslator.cpp
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@ -345,16 +345,23 @@ void PPUTranslator::CallFunction(u64 target, Value* indirect)
if (!indirect)
{
if ((!m_reloc && target < 0x10000) || target >= 0x100000000u - 0x10000)
{
Trap();
return;
}
const u64 base = m_reloc ? m_reloc->addr : 0;
const u32 caddr = m_info.segs[0].addr;
const u32 cend = caddr + m_info.segs[0].size - 1;
const u64 _target = target + base;
callee = m_module->getOrInsertFunction(fmt::format("__0x%x", target), type);
cast<Function>(callee.getCallee())->setCallingConv(CallingConv::GHC);
if (_target >= caddr && _target <= cend)
{
callee = m_module->getOrInsertFunction(fmt::format("__0x%x", target), type);
cast<Function>(callee.getCallee())->setCallingConv(CallingConv::GHC);
}
else
{
indirect = m_reloc ? m_ir->CreateAdd(m_ir->getInt64(target), seg0) : m_ir->getInt64(target);
}
}
else
if (indirect)
{
m_ir->CreateStore(Trunc(indirect, GetType<u32>()), m_ir->CreateStructGEP(nullptr, m_thread, static_cast<uint>(&m_cia - m_locals)), true);