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Add descriptions for GX_LOAD_INDX_A/B/C/D

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This commit is contained in:
Pokechu22
2021-02-20 13:17:42 -08:00
parent 1a3d2c3211
commit df77a687e8
4 changed files with 98 additions and 15 deletions
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35
Source/Core/VideoCommon/XFStructs.cpp
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@ -259,12 +259,19 @@ void LoadXFReg(u32 transferSize, u32 baseAddress, DataReader src)
}
}
constexpr std::tuple<u32, u32, u32> ExtractIndexedXF(u32 val)
{
const u32 index = val >> 16;
const u32 address = val & 0xFFF; // check mask
const u32 size = ((val >> 12) & 0xF) + 1;
return {index, address, size};
}
// TODO - verify that it is correct. Seems to work, though.
void LoadIndexedXF(u32 val, int refarray)
{
int index = val >> 16;
int address = val & 0xFFF; // check mask
int size = ((val >> 12) & 0xF) + 1;
const auto [index, address, size] = ExtractIndexedXF(val);
// load stuff from array to address in xf mem
u32* currData = (u32*)(&xfmem) + address;
@ -279,7 +286,7 @@ void LoadIndexedXF(u32 val, int refarray)
g_main_cp_state.array_strides[refarray] * index);
}
bool changed = false;
for (int i = 0; i < size; ++i)
for (u32 i = 0; i < size; ++i)
{
if (currData[i] != Common::swap32(newData[i]))
{
@ -290,15 +297,14 @@ void LoadIndexedXF(u32 val, int refarray)
}
if (changed)
{
for (int i = 0; i < size; ++i)
for (u32 i = 0; i < size; ++i)
currData[i] = Common::swap32(newData[i]);
}
}
void PreprocessIndexedXF(u32 val, int refarray)
{
const u32 index = val >> 16;
const u32 size = ((val >> 12) & 0xF) + 1;
const auto [index, address, size] = ExtractIndexedXF(val);
const u8* new_data = Memory::GetPointer(g_preprocess_cp_state.array_bases[refarray] +
g_preprocess_cp_state.array_strides[refarray] * index);
@ -643,3 +649,18 @@ std::pair<std::string, std::string> GetXFTransferInfo(const u8* data)
return std::make_pair(fmt::to_string(name), fmt::to_string(desc));
}
std::pair<std::string, std::string> GetXFIndexedLoadInfo(u8 array, u32 value)
{
const auto [index, address, size] = ExtractIndexedXF(value);
const auto desc = fmt::format("Load {} bytes to XF address {:03x} from CP array {} row {}", size,
address, array, index);
fmt::memory_buffer written;
for (u32 i = 0; i < size; i++)
{
fmt::format_to(written, "{}\n", GetXFMemName(address + i));
}
return std::make_pair(desc, fmt::to_string(written));
}