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-rw-r--r--src/video_core/shader/track.cpp16
1 files changed, 12 insertions, 4 deletions
diff --git a/src/video_core/shader/track.cpp b/src/video_core/shader/track.cpp
index face8c943..a113a5868 100644
--- a/src/video_core/shader/track.cpp
+++ b/src/video_core/shader/track.cpp
@@ -159,11 +159,19 @@ std::tuple<Node, u32, u32> ShaderIR::TrackCbuf(Node tracked, const NodeBlock& co
159 } 159 }
160 // Reduce the cursor in one to avoid infinite loops when the instruction sets the same 160 // Reduce the cursor in one to avoid infinite loops when the instruction sets the same
161 // register that it uses as operand 161 // register that it uses as operand
162 const auto [source, new_cursor] = TrackRegister(gpr, code, cursor - 1); 162 s64 current_cursor = cursor;
163 if (!source) { 163 while (current_cursor > 0) {
164 return {}; 164 const auto [source, new_cursor] = TrackRegister(gpr, code, current_cursor - 1);
165 current_cursor = new_cursor;
166 if (!source) {
167 continue;
168 }
169 const auto [base_address, index, offset] = TrackCbuf(source, code, current_cursor);
170 if (base_address != nullptr) {
171 return {base_address, index, offset};
172 }
165 } 173 }
166 return TrackCbuf(source, code, new_cursor); 174 return {};
167 } 175 }
168 if (const auto operation = std::get_if<OperationNode>(&*tracked)) { 176 if (const auto operation = std::get_if<OperationNode>(&*tracked)) {
169 for (std::size_t i = operation->GetOperandsCount(); i > 0; --i) { 177 for (std::size_t i = operation->GetOperandsCount(); i > 0; --i) {