From e54ea773fcaff6f757a7170b78c7b871372bfc3b Mon Sep 17 00:00:00 2001 From: bunnei Date: Fri, 1 Jun 2018 00:03:23 -0400 Subject: gl_shader_decompiler: Implement RRO as a register move. --- src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 17 +++++++++++------ 1 file changed, 11 insertions(+), 6 deletions(-) (limited to 'src/video_core/renderer_opengl/gl_shader_decompiler.cpp') diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index 68efe74b8..cb4b68b26 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -792,8 +792,13 @@ private: 1, 1); break; } - case OpCode::Id::RRO: { - NGLOG_DEBUG(HW_GPU, "Skipping RRO instruction"); + case OpCode::Id::RRO_C: + case OpCode::Id::RRO_R: + case OpCode::Id::RRO_IMM: { + // Currently RRO is only implemented as a register move. + // Usage of `abs_b` and `negate_b` here should also be correct. + regs.SetRegisterToFloat(instr.gpr0, 0, op_b, 1, 1); + NGLOG_WARNING(HW_GPU, "RRO instruction is incomplete"); break; } default: { @@ -897,8 +902,8 @@ private: const std::string op_b = regs.GetRegisterAsFloat(instr.gpr20); const std::string sampler = GetSampler(instr.sampler); const std::string coord = "vec2 coords = vec2(" + op_a + ", " + op_b + ");"; - // Add an extra scope and declare the texture coords inside to prevent overwriting - // them in case they are used as outputs of the texs instruction. + // Add an extra scope and declare the texture coords inside to prevent + // overwriting them in case they are used as outputs of the texs instruction. shader.AddLine("{"); ++shader.scope; shader.AddLine(coord); @@ -961,8 +966,8 @@ private: '(' + predicate + ") " + combiner + " (" + second_pred + ')'); if (instr.fsetp.pred0 != static_cast(Pred::UnusedIndex)) { - // Set the secondary predicate to the result of !Predicate OP SecondPredicate, if - // enabled + // Set the secondary predicate to the result of !Predicate OP SecondPredicate, + // if enabled SetPredicate(instr.fsetp.pred0, "!(" + predicate + ") " + combiner + " (" + second_pred + ')'); } -- cgit v1.2.3