From 4ccaa1402d376af14d8527c0a0bcc77be007bd3c Mon Sep 17 00:00:00 2001 From: ReinUsesLisp Date: Thu, 20 Dec 2018 23:55:19 -0300 Subject: [PATCH] shader_decode: Implement FADD_C, FADD_R and FADD_IMM --- src/video_core/shader/decode/arithmetic.cpp | 15 +++++++++++++++ 1 file changed, 15 insertions(+) diff --git a/src/video_core/shader/decode/arithmetic.cpp b/src/video_core/shader/decode/arithmetic.cpp index 78bca79e38..d196d94b5b 100644 --- a/src/video_core/shader/decode/arithmetic.cpp +++ b/src/video_core/shader/decode/arithmetic.cpp @@ -78,6 +78,21 @@ u32 ShaderIR::DecodeArithmetic(BasicBlock& bb, u32 pc) { SetRegister(bb, instr.gpr0, value); break; } + case OpCode::Id::FADD_C: + case OpCode::Id::FADD_R: + case OpCode::Id::FADD_IMM: { + UNIMPLEMENTED_IF_MSG(instr.generates_cc, + "Condition codes generation in FADD is not implemented"); + + op_a = GetOperandAbsNegFloat(op_a, instr.alu.abs_a, instr.alu.negate_a); + op_b = GetOperandAbsNegFloat(op_b, instr.alu.abs_b, instr.alu.negate_b); + + Node value = Operation(OperationCode::FAdd, PRECISE, op_a, op_b); + value = GetSaturatedFloat(value, instr.alu.saturate_d); + + SetRegister(bb, instr.gpr0, value); + break; + } default: UNIMPLEMENTED_MSG("Unhandled arithmetic instruction: {}", opcode->get().GetName()); }