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Core/MMU: Add HostTryWrite*() functions.

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This commit is contained in:
Admiral H. Curtiss
2021-02-27 16:07:41 +01:00
parent b59fcae70a
commit c292351faa
2 changed files with 91 additions and 0 deletions
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57
Source/Core/Core/PowerPC/MMU.cpp
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@ -721,6 +721,63 @@ void HostWrite_F64(const double var, const u32 address)
HostWrite_U64(integral, address);
}
template <typename T>
static TryWriteResult HostTryWriteUX(const T var, const u32 address, RequestedAddressSpace space)
{
if (!HostIsRAMAddress(address, space))
return TryWriteResult();
switch (space)
{
case RequestedAddressSpace::Effective:
WriteToHardware<XCheckTLBFlag::NoException, T>(address, var);
return TryWriteResult(!!MSR.DR);
case RequestedAddressSpace::Physical:
WriteToHardware<XCheckTLBFlag::NoException, T, true>(address, var);
return TryWriteResult(false);
case RequestedAddressSpace::Virtual:
if (!MSR.DR)
return TryWriteResult();
WriteToHardware<XCheckTLBFlag::NoException, T>(address, var);
return TryWriteResult(true);
}
assert(0);
return TryWriteResult();
}
TryWriteResult HostTryWriteU8(const u8 var, const u32 address, RequestedAddressSpace space)
{
return HostTryWriteUX<u8>(var, address, space);
}
TryWriteResult HostTryWriteU16(const u16 var, const u32 address, RequestedAddressSpace space)
{
return HostTryWriteUX<u16>(var, address, space);
}
TryWriteResult HostTryWriteU32(const u32 var, const u32 address, RequestedAddressSpace space)
{
return HostTryWriteUX<u32>(var, address, space);
}
TryWriteResult HostTryWriteU64(const u64 var, const u32 address, RequestedAddressSpace space)
{
return HostTryWriteUX<u64>(var, address, space);
}
TryWriteResult HostTryWriteF32(const float var, const u32 address, RequestedAddressSpace space)
{
const u32 integral = Common::BitCast<u32>(var);
return HostTryWriteU32(integral, address, space);
}
TryWriteResult HostTryWriteF64(const double var, const u32 address, RequestedAddressSpace space)
{
const u64 integral = Common::BitCast<u64>(var);
return HostTryWriteU64(integral, address, space);
}
std::string HostGetString(u32 address, size_t size)
{
std::string s;