From 518a2bd2060a5c1e6b9acb987439e0009d74fb43 Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Mon, 17 Dec 2018 22:01:23 -0300 Subject: [PATCH] shader_decode: Implement IMNMX --- .../shader/decode/arithmetic_integer.cpp | 16 ++++++++++++++++ 1 file changed, 16 insertions(+) diff --git a/src/video_core/shader/decode/arithmetic_integer.cpp b/src/video_core/shader/decode/arithmetic_integer.cpp index d494af736f..dbdcebbb4b 100644 --- a/src/video_core/shader/decode/arithmetic_integer.cpp +++ b/src/video_core/shader/decode/arithmetic_integer.cpp @@ -79,6 +79,22 @@ u32 ShaderIR::DecodeArithmeticInteger(BasicBlock& bb, u32 pc) { instr.alu.lop.pred_result_mode, instr.alu.lop.pred48); break; } + case OpCode::Id::IMNMX_C: + case OpCode::Id::IMNMX_R: + case OpCode::Id::IMNMX_IMM: { + UNIMPLEMENTED_IF(instr.imnmx.exchange != Tegra::Shader::IMinMaxExchange::None); + UNIMPLEMENTED_IF_MSG(instr.generates_cc, + "Condition codes generation in IMNMX is not implemented"); + + const bool is_signed = instr.imnmx.is_signed; + + const Node condition = GetPredicate(instr.imnmx.pred, instr.imnmx.negate_pred != 0); + const Node min = SignedOperation(OperationCode::IMin, is_signed, NO_PRECISE, op_a, op_b); + const Node max = SignedOperation(OperationCode::IMax, is_signed, NO_PRECISE, op_a, op_b); + const Node value = Operation(OperationCode::Select, NO_PRECISE, condition, min, max); + SetRegister(bb, instr.gpr0, value); + break; + } default: UNIMPLEMENTED_MSG("Unhandled ArithmeticInteger instruction: {}", opcode->get().GetName()); }