diff --git a/src/video_core/shader/shader_interpreter.cpp b/src/video_core/shader/shader_interpreter.cpp index e14de0768..646171a19 100644 --- a/src/video_core/shader/shader_interpreter.cpp +++ b/src/video_core/shader/shader_interpreter.cpp @@ -334,6 +334,42 @@ void RunInterpreter(UnitState& state) { Record(state.debug, iteration, state.conditional_code); break; + case OpCode::Id::EX2: + { + Record(state.debug, iteration, src1); + Record(state.debug, iteration, dest); + + // EX2 only takes first component exp2 and writes it to all dest components + float24 ex2_res = float24::FromFloat32(std::exp2(src1[0].ToFloat32())); + for (int i = 0; i < 4; ++i) { + if (!swizzle.DestComponentEnabled(i)) + continue; + + dest[i] = ex2_res; + } + + Record(state.debug, iteration, dest); + break; + } + + case OpCode::Id::LG2: + { + Record(state.debug, iteration, src1); + Record(state.debug, iteration, dest); + + // LG2 only takes the first component log2 and writes it to all dest components + float24 lg2_res = float24::FromFloat32(std::log2(src1[0].ToFloat32())); + for (int i = 0; i < 4; ++i) { + if (!swizzle.DestComponentEnabled(i)) + continue; + + dest[i] = lg2_res; + } + + Record(state.debug, iteration, dest); + break; + } + default: LOG_ERROR(HW_GPU, "Unhandled arithmetic instruction: 0x%02x (%s): 0x%08x", (int)instr.opcode.Value().EffectiveOpCode(), instr.opcode.Value().GetInfo().name, instr.hex);