diff --git a/src/video_core/shader/decode/arithmetic_half.cpp b/src/video_core/shader/decode/arithmetic_half.cpp index 9467f9417..2098c1170 100644 --- a/src/video_core/shader/decode/arithmetic_half.cpp +++ b/src/video_core/shader/decode/arithmetic_half.cpp @@ -9,6 +9,7 @@ namespace VideoCommon::Shader { +using Tegra::Shader::HalfType; using Tegra::Shader::Instruction; using Tegra::Shader::OpCode; @@ -22,7 +23,6 @@ u32 ShaderIR::DecodeArithmeticHalf(NodeBlock& bb, u32 pc) { LOG_WARNING(HW_GPU, "{} FTZ not implemented", opcode->get().GetName()); } } - UNIMPLEMENTED_IF_MSG(instr.alu_half.saturate != 0, "Half float saturation not implemented"); const bool negate_a = opcode->get().GetId() != OpCode::Id::HMUL2_R && instr.alu_half.negate_a != 0; @@ -32,35 +32,37 @@ u32 ShaderIR::DecodeArithmeticHalf(NodeBlock& bb, u32 pc) { Node op_a = UnpackHalfFloat(GetRegister(instr.gpr8), instr.alu_half.type_a); op_a = GetOperandAbsNegHalf(op_a, instr.alu_half.abs_a, negate_a); - Node op_b = [&]() { + auto [type_b, op_b] = [&]() -> std::tuple { switch (opcode->get().GetId()) { case OpCode::Id::HADD2_C: case OpCode::Id::HMUL2_C: - return GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset()); + return {HalfType::F32, GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset())}; case OpCode::Id::HADD2_R: case OpCode::Id::HMUL2_R: - return GetRegister(instr.gpr20); + return {instr.alu_half.type_b, GetRegister(instr.gpr20)}; default: UNREACHABLE(); - return Immediate(0); + return {HalfType::F32, Immediate(0)}; } }(); - op_b = UnpackHalfFloat(op_b, instr.alu_half.type_b); - op_b = GetOperandAbsNegHalf(op_b, instr.alu_half.abs_b, negate_b); + op_b = UnpackHalfFloat(op_b, type_b); + // redeclaration to avoid a bug in clang with reusing local bindings in lambdas + Node op_b_alt = GetOperandAbsNegHalf(op_b, instr.alu_half.abs_b, negate_b); Node value = [&]() { switch (opcode->get().GetId()) { case OpCode::Id::HADD2_C: case OpCode::Id::HADD2_R: - return Operation(OperationCode::HAdd, PRECISE, op_a, op_b); + return Operation(OperationCode::HAdd, PRECISE, op_a, op_b_alt); case OpCode::Id::HMUL2_C: case OpCode::Id::HMUL2_R: - return Operation(OperationCode::HMul, PRECISE, op_a, op_b); + return Operation(OperationCode::HMul, PRECISE, op_a, op_b_alt); default: UNIMPLEMENTED_MSG("Unhandled half float instruction: {}", opcode->get().GetName()); return Immediate(0); } }(); + value = GetSaturatedHalfFloat(value, instr.alu_half.saturate); value = HalfMerge(GetRegister(instr.gpr0), value, instr.alu_half.merge); SetRegister(bb, instr.gpr0, value); @@ -68,4 +70,4 @@ u32 ShaderIR::DecodeArithmeticHalf(NodeBlock& bb, u32 pc) { return pc; } -} // namespace VideoCommon::Shader \ No newline at end of file +} // namespace VideoCommon::Shader diff --git a/src/video_core/shader/decode/hfma2.cpp b/src/video_core/shader/decode/hfma2.cpp index 5c1becce5..a425f9eb7 100644 --- a/src/video_core/shader/decode/hfma2.cpp +++ b/src/video_core/shader/decode/hfma2.cpp @@ -34,15 +34,14 @@ u32 ShaderIR::DecodeHfma2(NodeBlock& bb, u32 pc) { case OpCode::Id::HFMA2_CR: neg_b = instr.hfma2.negate_b; neg_c = instr.hfma2.negate_c; - return {instr.hfma2.saturate, instr.hfma2.type_b, + return {instr.hfma2.saturate, HalfType::F32, GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset()), instr.hfma2.type_reg39, GetRegister(instr.gpr39)}; case OpCode::Id::HFMA2_RC: neg_b = instr.hfma2.negate_b; neg_c = instr.hfma2.negate_c; return {instr.hfma2.saturate, instr.hfma2.type_reg39, GetRegister(instr.gpr39), - instr.hfma2.type_b, - GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset())}; + HalfType::F32, GetConstBuffer(instr.cbuf34.index, instr.cbuf34.GetOffset())}; case OpCode::Id::HFMA2_RR: neg_b = instr.hfma2.rr.negate_b; neg_c = instr.hfma2.rr.negate_c; @@ -56,13 +55,13 @@ u32 ShaderIR::DecodeHfma2(NodeBlock& bb, u32 pc) { return {false, identity, Immediate(0), identity, Immediate(0)}; } }(); - UNIMPLEMENTED_IF_MSG(saturate, "HFMA2 saturation is not implemented"); const Node op_a = UnpackHalfFloat(GetRegister(instr.gpr8), instr.hfma2.type_a); op_b = GetOperandAbsNegHalf(UnpackHalfFloat(op_b, type_b), false, neg_b); op_c = GetOperandAbsNegHalf(UnpackHalfFloat(op_c, type_c), false, neg_c); Node value = Operation(OperationCode::HFma, PRECISE, op_a, op_b, op_c); + value = GetSaturatedHalfFloat(value, saturate); value = HalfMerge(GetRegister(instr.gpr0), value, instr.hfma2.merge); SetRegister(bb, instr.gpr0, value); @@ -70,4 +69,4 @@ u32 ShaderIR::DecodeHfma2(NodeBlock& bb, u32 pc) { return pc; } -} // namespace VideoCommon::Shader \ No newline at end of file +} // namespace VideoCommon::Shader