diff options
| -rw-r--r-- | src/video_core/renderer_opengl/gl_arb_decompiler.cpp | 31 |
1 files changed, 27 insertions, 4 deletions
diff --git a/src/video_core/renderer_opengl/gl_arb_decompiler.cpp b/src/video_core/renderer_opengl/gl_arb_decompiler.cpp index 6a23221bb..1e96b0310 100644 --- a/src/video_core/renderer_opengl/gl_arb_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_arb_decompiler.cpp @@ -786,6 +786,8 @@ ARBDecompiler::ARBDecompiler(const Device& device, const ShaderIR& ir, const Reg ShaderType stage, std::string_view identifier) : device{device}, ir{ir}, registry{registry}, stage{stage} { AddLine("TEMP RC;"); + AddLine("TEMP FSWZA[4];"); + AddLine("TEMP FSWZB[4];"); if (ir.IsDecompiled()) { DecompileAST(); } else { @@ -991,6 +993,15 @@ void ARBDecompiler::DeclareInternalFlags() { } void ARBDecompiler::InitializeVariables() { + AddLine("MOV.F32 FSWZA[0], -1;"); + AddLine("MOV.F32 FSWZA[1], 1;"); + AddLine("MOV.F32 FSWZA[2], -1;"); + AddLine("MOV.F32 FSWZA[3], 0;"); + AddLine("MOV.F32 FSWZB[0], -1;"); + AddLine("MOV.F32 FSWZB[1], -1;"); + AddLine("MOV.F32 FSWZB[2], 1;"); + AddLine("MOV.F32 FSWZB[3], -1;"); + if (stage == ShaderType::Vertex || stage == ShaderType::Geometry) { AddLine("MOV.F result.position, {{0, 0, 0, 1}};"); } @@ -1570,10 +1581,22 @@ std::string ARBDecompiler::FSqrt(Operation operation) { } std::string ARBDecompiler::FSwizzleAdd(Operation operation) { - LOG_WARNING(Render_OpenGL, "(STUBBED)"); - const std::string temporary = AllocTemporary(); - AddLine("ADD.F {}, {}, {};", temporary, Visit(operation[0]), Visit(operation[1])); - return temporary; + const std::string temporary = AllocVectorTemporary(); + if (!device.HasWarpIntrinsics()) { + LOG_ERROR(Render_OpenGL, + "NV_shader_thread_shuffle is missing. Kepler or better is required."); + AddLine("ADD.F {}.x, {}, {};", temporary, Visit(operation[0]), Visit(operation[1])); + return fmt::format("{}.x", temporary); + } + const std::string lut = AllocVectorTemporary(); + AddLine("AND.U {}.z, {}.threadid, 3;", temporary, StageInputName(stage)); + AddLine("SHL.U {}.z, {}.z, 1;", temporary, temporary); + AddLine("SHR.U {}.z, {}, {}.z;", temporary, Visit(operation[2]), temporary); + AddLine("AND.U {}.z, {}.z, 3;", temporary, temporary); + AddLine("MUL.F32 {}.x, {}, FSWZA[{}.z];", temporary, Visit(operation[0]), temporary); + AddLine("MUL.F32 {}.y, {}, FSWZB[{}.z];", temporary, Visit(operation[1]), temporary); + AddLine("ADD.F32 {}.x, {}.x, {}.y;", temporary, temporary, temporary); + return fmt::format("{}.x", temporary); } std::string ARBDecompiler::HAdd2(Operation operation) { |