diff options
Diffstat (limited to '')
| -rw-r--r-- | src/video_core/renderer_opengl/gl_shader_decompiler.cpp | 80 |
1 files changed, 75 insertions, 5 deletions
diff --git a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp index eb8d37c9b..4a41e7798 100644 --- a/src/video_core/renderer_opengl/gl_shader_decompiler.cpp +++ b/src/video_core/renderer_opengl/gl_shader_decompiler.cpp @@ -893,6 +893,35 @@ private: } break; } + + case OpCode::Type::Shift: { + std::string op_a = regs.GetRegisterAsInteger(instr.gpr8, 0, false); + std::string op_b; + + if (instr.is_b_imm) { + op_b += '(' + std::to_string(instr.alu.GetSignedImm20_20()) + ')'; + } else { + if (instr.is_b_gpr) { + op_b += regs.GetRegisterAsInteger(instr.gpr20); + } else { + op_b += regs.GetUniform(instr.uniform, GLSLRegister::Type::Integer); + } + } + + switch (opcode->GetId()) { + case OpCode::Id::SHL_C: + case OpCode::Id::SHL_R: + case OpCode::Id::SHL_IMM: + regs.SetRegisterToInteger(instr.gpr0, true, 0, op_a + " << " + op_b, 1, 1); + break; + default: { + NGLOG_CRITICAL(HW_GPU, "Unhandled shift instruction: {}", opcode->GetName()); + UNREACHABLE(); + } + } + break; + } + case OpCode::Type::ScaledAdd: { std::string op_a = regs.GetRegisterAsInteger(instr.gpr8); @@ -902,12 +931,12 @@ private: std::string op_b = instr.iscadd.negate_b ? "-" : ""; if (instr.is_b_imm) { - op_b += '(' + std::to_string(instr.iscadd.GetImmediate()) + ')'; + op_b += '(' + std::to_string(instr.alu.GetSignedImm20_20()) + ')'; } else { if (instr.is_b_gpr) { op_b += regs.GetRegisterAsInteger(instr.gpr20); } else { - op_b += regs.GetUniform(instr.uniform, instr.gpr0); + op_b += regs.GetUniform(instr.uniform, GLSLRegister::Type::Integer); } } @@ -962,18 +991,20 @@ private: ASSERT_MSG(!instr.conversion.selector, "Unimplemented"); std::string op_a = - regs.GetRegisterAsInteger(instr.gpr20, 0, instr.conversion.is_signed); + regs.GetRegisterAsInteger(instr.gpr20, 0, instr.conversion.is_input_signed); if (instr.conversion.abs_a) { op_a = "abs(" + op_a + ')'; } - regs.SetRegisterToInteger(instr.gpr0, instr.conversion.is_signed, 0, op_a, 1, 1); + regs.SetRegisterToInteger(instr.gpr0, instr.conversion.is_output_signed, 0, op_a, 1, + 1); break; } case OpCode::Id::I2F_R: { + ASSERT_MSG(!instr.conversion.selector, "Unimplemented"); std::string op_a = - regs.GetRegisterAsInteger(instr.gpr20, 0, instr.conversion.is_signed); + regs.GetRegisterAsInteger(instr.gpr20, 0, instr.conversion.is_input_signed); if (instr.conversion.abs_a) { op_a = "abs(" + op_a + ')'; @@ -983,6 +1014,8 @@ private: break; } case OpCode::Id::F2F_R: { + // TODO(Subv): Implement rounding operations. + ASSERT_MSG(instr.conversion.f2f.rounding == 0, "Unimplemented rounding operation"); std::string op_a = regs.GetRegisterAsFloat(instr.gpr20); if (instr.conversion.abs_a) { @@ -992,6 +1025,43 @@ private: regs.SetRegisterToFloat(instr.gpr0, 0, op_a, 1, 1); break; } + case OpCode::Id::F2I_R: { + std::string op_a = regs.GetRegisterAsFloat(instr.gpr20); + + if (instr.conversion.abs_a) { + op_a = "abs(" + op_a + ')'; + } + + using Tegra::Shader::FloatRoundingOp; + switch (instr.conversion.f2i.rounding) { + case FloatRoundingOp::None: + break; + case FloatRoundingOp::Floor: + op_a = "floor(" + op_a + ')'; + break; + case FloatRoundingOp::Ceil: + op_a = "ceil(" + op_a + ')'; + break; + case FloatRoundingOp::Trunc: + op_a = "trunc(" + op_a + ')'; + break; + default: + NGLOG_CRITICAL(HW_GPU, "Unimplemented f2i rounding mode {}", + static_cast<u32>(instr.conversion.f2i.rounding.Value())); + UNREACHABLE(); + break; + } + + if (instr.conversion.is_output_signed) { + op_a = "int(" + op_a + ')'; + } else { + op_a = "uint(" + op_a + ')'; + } + + regs.SetRegisterToInteger(instr.gpr0, instr.conversion.is_output_signed, 0, op_a, 1, + 1); + break; + } default: { NGLOG_CRITICAL(HW_GPU, "Unhandled conversion instruction: {}", opcode->GetName()); UNREACHABLE(); |