// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
// SPDX-License-Identifier: GPL-2.0-or-later

#include "shader_recompiler/frontend/translate/translate.h"

namespace Shader::Gcn {

void Translator::V_INTERP_P2_F32(const GcnInst& inst) {
    const IR::VectorReg dst_reg{inst.dst[0].code};
    auto& attr = info.ps_inputs.at(inst.control.vintrp.attr);
    const IR::Attribute attrib{IR::Attribute::Param0 + attr.param_index};
    ir.SetVectorReg(dst_reg, ir.GetAttribute(attrib, inst.control.vintrp.chan));
}

void Translator::V_INTERP_MOV_F32(const GcnInst& inst) {
    const IR::VectorReg dst_reg{inst.dst[0].code};
    auto& attr = info.ps_inputs.at(inst.control.vintrp.attr);
    const IR::Attribute attrib{IR::Attribute::Param0 + attr.param_index};
    ir.SetVectorReg(dst_reg, ir.GetAttribute(attrib, inst.control.vintrp.chan));
}

void Translator::EmitVectorInterpolation(const GcnInst& inst) {
    switch (inst.opcode) {
    case Opcode::V_INTERP_P1_F32:
        return;
    case Opcode::V_INTERP_P2_F32:
        return V_INTERP_P2_F32(inst);
    case Opcode::V_INTERP_MOV_F32:
        return V_INTERP_MOV_F32(inst);
    default:
        LogMissingOpcode(inst);
    }
}

} // namespace Shader::Gcn
