diff options
Diffstat (limited to '')
-rw-r--r-- | src/video_core/shader/decode/arithmetic_half.cpp | 31 |
1 files changed, 17 insertions, 14 deletions
diff --git a/src/video_core/shader/decode/arithmetic_half.cpp b/src/video_core/shader/decode/arithmetic_half.cpp index baee89107..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; @@ -18,48 +19,50 @@ u32 ShaderIR::DecodeArithmeticHalf(NodeBlock& bb, u32 pc) { if (opcode->get().GetId() == OpCode::Id::HADD2_C || opcode->get().GetId() == OpCode::Id::HADD2_R) { - UNIMPLEMENTED_IF(instr.alu_half.ftz != 0); + if (instr.alu_half.ftz != 0) { + 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; const bool negate_b = opcode->get().GetId() != OpCode::Id::HMUL2_C && instr.alu_half.negate_b != 0; - const Node op_a = GetOperandAbsNegHalf(GetRegister(instr.gpr8), instr.alu_half.abs_a, negate_a); - - // instr.alu_half.type_a + 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<HalfType, Node> { 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 = 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 = [&]() { - MetaHalfArithmetic meta{true, {instr.alu_half_imm.type_a, instr.alu_half.type_b}}; switch (opcode->get().GetId()) { case OpCode::Id::HADD2_C: case OpCode::Id::HADD2_R: - return Operation(OperationCode::HAdd, meta, 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, meta, 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); @@ -67,4 +70,4 @@ u32 ShaderIR::DecodeArithmeticHalf(NodeBlock& bb, u32 pc) { return pc; } -} // namespace VideoCommon::Shader
\ No newline at end of file +} // namespace VideoCommon::Shader |