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https://github.com/shadps4-emu/shadPS4.git
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9ec75c3feb
* Implement shader resource tables * fix after rebase + squash * address some review comments * fix pipeline_common * cleanup debug stuff * switch to using single codegenerator
37 lines
1.2 KiB
C++
37 lines
1.2 KiB
C++
// SPDX-FileCopyrightText: Copyright 2024 shadPS4 Emulator Project
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// SPDX-License-Identifier: GPL-2.0-or-later
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#pragma once
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#include <boost/container/set.hpp>
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#include <boost/container/small_vector.hpp>
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#include "common/types.h"
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namespace Shader {
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using PFN_SrtWalker = void PS4_SYSV_ABI (*)(const u32* /*user_data*/, u32* /*flat_dst*/);
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struct PersistentSrtInfo {
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// Special case when fetch shader uses step rates.
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struct SrtSharpReservation {
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u32 sgpr_base;
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u32 dword_offset;
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u32 num_dwords;
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};
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PFN_SrtWalker walker_func{};
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boost::container::small_vector<SrtSharpReservation, 2> srt_reservations;
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u32 flattened_bufsize_dw = 16; // NumUserDataRegs
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// Special case for fetch shaders because we don't generate IR to read from step rate buffers,
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// so we won't see usage with GetUserData/ReadConst.
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// Reserve space in the flattened buffer for a sharp ahead of time
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u32 ReserveSharp(u32 sgpr_base, u32 dword_offset, u32 num_dwords) {
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u32 rv = flattened_bufsize_dw;
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srt_reservations.emplace_back(sgpr_base, dword_offset, num_dwords);
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flattened_bufsize_dw += num_dwords;
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return rv;
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}
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};
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} // namespace Shader
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