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Merge pull request #3788 from FernandoS27/revert

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Revert: shader_decode: Fix LD, LDG when track constant buffer.
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bunnei 2020-04-30 12:55:39 -04:00 committed by GitHub
commit 6572660fde
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1 changed files with 6 additions and 14 deletions
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14
src/video_core/shader/track.cpp
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@ -153,22 +153,14 @@ std::tuple<Node, u32, u32> ShaderIR::TrackCbuf(Node tracked, const NodeBlock& co
if (gpr->GetIndex() == Tegra::Shader::Register::ZeroIndex) {
return {};
}
s64 current_cursor = cursor;
while (current_cursor > 0) {
// Reduce the cursor in one to avoid infinite loops when the instruction sets the same
// register that it uses as operand
const auto [source, new_cursor] = TrackRegister(gpr, code, current_cursor - 1);
current_cursor = new_cursor;
const auto [source, new_cursor] = TrackRegister(gpr, code, cursor - 1);
if (!source) {
continue;
}
const auto [base_address, index, offset] = TrackCbuf(source, code, current_cursor);
if (base_address != nullptr) {
return {base_address, index, offset};
}
}
return {};
}
return TrackCbuf(source, code, new_cursor);
}
if (const auto operation = std::get_if<OperationNode>(&*tracked)) {
for (std::size_t i = operation->GetOperandsCount(); i > 0; --i) {
if (auto found = TrackCbuf((*operation)[i - 1], code, cursor); std::get<0>(found)) {