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KytyPS5/src/graphics/shader/recompiler/ir/ReadLaneElimination.h
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#ifndef EMULATOR_INCLUDE_EMULATOR_GRAPHICS_SHADER_RECOMPILER_READLANEELIMINATION_H_
#define EMULATOR_INCLUDE_EMULATOR_GRAPHICS_SHADER_RECOMPILER_READLANEELIMINATION_H_
#include "graphics/shader/recompiler/ir/ShaderIR.h"
namespace Libs::Graphics::ShaderRecompiler::IR {
struct ReadLaneEliminationStats {
uint32_t rewritten_reads = 0;
uint32_t shadow_writes = 0;
};
// Replaces fixed-lane ReadLane operations that are reached by a matching WriteLane on every
// control-flow path. A synthetic scalar register snapshots the value at WriteLane execution time,
// so the rewrite remains valid when the source SGPR is subsequently overwritten.
[[nodiscard]] ReadLaneEliminationStats EliminateReadLane(Program& program);
} // namespace Libs::Graphics::ShaderRecompiler::IR
#endif /* EMULATOR_INCLUDE_EMULATOR_GRAPHICS_SHADER_RECOMPILER_READLANEELIMINATION_H_ */