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authorFernando Sahmkow <fsahmkow27@gmail.com>2020-04-24 17:00:54 +0200
committerFernando Sahmkow <fsahmkow27@gmail.com>2020-04-24 17:00:54 +0200
commitd8a961cd6ce482b4f02705322145a2d5786e74aa (patch)
tree8eb631e7bee994452d39597d630a89681e620a7d /src/video_core
parentkernel: memory: Improve implementation of device shared memory. (#3707) (diff)
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Diffstat (limited to 'src/video_core')
-rw-r--r--src/video_core/shader/track.cpp20
1 files changed, 6 insertions, 14 deletions
diff --git a/src/video_core/shader/track.cpp b/src/video_core/shader/track.cpp
index 513e9bf49..eb97bfd41 100644
--- a/src/video_core/shader/track.cpp
+++ b/src/video_core/shader/track.cpp
@@ -153,21 +153,13 @@ 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;
- if (!source) {
- continue;
- }
- const auto [base_address, index, offset] = TrackCbuf(source, code, current_cursor);
- if (base_address != nullptr) {
- return {base_address, index, offset};
- }
+ // 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, cursor - 1);
+ if (!source) {
+ return {};
}
- 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) {