45 lines
2.0 KiB
C++
45 lines
2.0 KiB
C++
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// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#include "shader_recompiler/frontend/translate/translate.h"
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namespace Shader::Gcn {
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void Translator::DS_READ(int bit_size, bool is_signed, bool is_pair, const GcnInst& inst) {
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const IR::U32 addr{ir.GetVectorReg(IR::VectorReg(inst.src[0].code))};
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const IR::VectorReg dst_reg{inst.dst[0].code};
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if (is_pair) {
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const IR::U32 addr0 = ir.IAdd(addr, ir.Imm32(u32(inst.control.ds.offset0)));
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ir.SetVectorReg(dst_reg, ir.ReadShared(32, is_signed, addr0));
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const IR::U32 addr1 = ir.IAdd(addr, ir.Imm32(u32(inst.control.ds.offset1)));
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ir.SetVectorReg(dst_reg + 1, ir.ReadShared(32, is_signed, addr1));
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} else if (bit_size == 64) {
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const IR::Value data = ir.UnpackUint2x32(ir.ReadShared(bit_size, is_signed, addr));
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ir.SetVectorReg(dst_reg, IR::U32{ir.CompositeExtract(data, 0)});
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ir.SetVectorReg(dst_reg + 1, IR::U32{ir.CompositeExtract(data, 1)});
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} else {
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const IR::U32 data = ir.ReadShared(bit_size, is_signed, addr);
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ir.SetVectorReg(dst_reg, data);
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}
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}
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void Translator::DS_WRITE(int bit_size, bool is_signed, bool is_pair, const GcnInst& inst) {
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const IR::U32 addr{ir.GetVectorReg(IR::VectorReg(inst.src[0].code))};
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const IR::VectorReg data0{inst.src[1].code};
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const IR::VectorReg data1{inst.src[2].code};
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if (is_pair) {
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const IR::U32 addr0 = ir.IAdd(addr, ir.Imm32(u32(inst.control.ds.offset0)));
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ir.WriteShared(32, ir.GetVectorReg(data0), addr0);
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const IR::U32 addr1 = ir.IAdd(addr, ir.Imm32(u32(inst.control.ds.offset1)));
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ir.WriteShared(32, ir.GetVectorReg(data1), addr1);
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} else if (bit_size == 64) {
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const IR::U64 data = ir.PackUint2x32(
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ir.CompositeConstruct(ir.GetVectorReg(data0), ir.GetVectorReg(data0 + 1)));
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ir.WriteShared(bit_size, data, addr);
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} else {
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ir.WriteShared(bit_size, ir.GetVectorReg(data0), addr);
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}
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}
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} // namespace Shader::Gcn
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