diff options
Diffstat (limited to 'src/video_core/renderer_opengl/gl_shader_decompiler.cpp')
-rw-r--r-- | src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 65 |
1 files changed, 65 insertions, 0 deletions
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index ffe26b241..1bfdbcd61 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -1136,6 +1136,16 @@ private: Type::Float); } + std::string FCastHalf0(Operation operation) { + const std::string op_a = VisitOperand(operation, 0, Type::HalfFloat); + return fmt::format("({})[0]", op_a); + } + + std::string FCastHalf1(Operation operation) { + const std::string op_a = VisitOperand(operation, 0, Type::HalfFloat); + return fmt::format("({})[1]", op_a); + } + template <Type type> std::string Min(Operation operation) { return GenerateBinaryCall(operation, "min", type, type, type); @@ -1292,6 +1302,11 @@ private: return ApplyPrecise(operation, BitwiseCastResult(clamped, Type::HalfFloat)); } + std::string HCastFloat(Operation operation) { + const std::string op_a = VisitOperand(operation, 0, Type::Float); + return fmt::format("fromHalf2(vec2({}, 0.0f))", op_a); + } + std::string HUnpack(Operation operation) { const std::string operand{VisitOperand(operation, 0, Type::HalfFloat)}; const auto value = [&]() -> std::string { @@ -1720,6 +1735,48 @@ private: return "utof(gl_WorkGroupID"s + GetSwizzle(element) + ')'; } + std::string BallotThread(Operation operation) { + const std::string value = VisitOperand(operation, 0, Type::Bool); + if (!device.HasWarpIntrinsics()) { + LOG_ERROR(Render_OpenGL, + "Nvidia warp intrinsics are not available and its required by a shader"); + // Stub on non-Nvidia devices by simulating all threads voting the same as the active + // one. + return fmt::format("utof({} ? 0xFFFFFFFFU : 0U)", value); + } + return fmt::format("utof(ballotThreadNV({}))", value); + } + + std::string Vote(Operation operation, const char* func) { + const std::string value = VisitOperand(operation, 0, Type::Bool); + if (!device.HasWarpIntrinsics()) { + LOG_ERROR(Render_OpenGL, + "Nvidia vote intrinsics are not available and its required by a shader"); + // Stub with a warp size of one. + return value; + } + return fmt::format("{}({})", func, value); + } + + std::string VoteAll(Operation operation) { + return Vote(operation, "allThreadsNV"); + } + + std::string VoteAny(Operation operation) { + return Vote(operation, "anyThreadNV"); + } + + std::string VoteEqual(Operation operation) { + if (!device.HasWarpIntrinsics()) { + LOG_ERROR(Render_OpenGL, + "Nvidia vote intrinsics are not available and its required by a shader"); + // We must return true here since a stub for a theoretical warp size of 1 will always + // return an equal result for all its votes. + return "true"; + } + return Vote(operation, "allThreadsEqualNV"); + } + static constexpr std::array operation_decompilers = { &GLSLDecompiler::Assign, @@ -1732,6 +1789,8 @@ private: &GLSLDecompiler::Negate<Type::Float>, &GLSLDecompiler::Absolute<Type::Float>, &GLSLDecompiler::FClamp, + &GLSLDecompiler::FCastHalf0, + &GLSLDecompiler::FCastHalf1, &GLSLDecompiler::Min<Type::Float>, &GLSLDecompiler::Max<Type::Float>, &GLSLDecompiler::FCos, @@ -1792,6 +1851,7 @@ private: &GLSLDecompiler::Absolute<Type::HalfFloat>, &GLSLDecompiler::HNegate, &GLSLDecompiler::HClamp, + &GLSLDecompiler::HCastFloat, &GLSLDecompiler::HUnpack, &GLSLDecompiler::HMergeF32, &GLSLDecompiler::HMergeH0, @@ -1867,6 +1927,11 @@ private: &GLSLDecompiler::WorkGroupId<0>, &GLSLDecompiler::WorkGroupId<1>, &GLSLDecompiler::WorkGroupId<2>, + + &GLSLDecompiler::BallotThread, + &GLSLDecompiler::VoteAll, + &GLSLDecompiler::VoteAny, + &GLSLDecompiler::VoteEqual, }; static_assert(operation_decompilers.size() == static_cast<std::size_t>(OperationCode::Amount)); |