mirror of
https://github.com/KytyPS5/KytyPS5.git
synced 2026-10-21 03:16:54 +02:00
refactor(shader): preserve native scalar memory operations
This commit is contained in:
nmzik
+173
-114
@@ -5497,121 +5497,77 @@ void TestGraphicsCreateInterpolantMapping() {
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"interpolant identity tail was not filled");
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}
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void TestNewShaderRecompilerWideMemoryLowering() {
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void TestNewShaderRecompilerNativeWideScalarMemoryIr() {
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const uint32_t shader[] = {
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EncodeSmem0(0x02, 4, 4),
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0u, // s_load_dwordx4 s[4:7]
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EncodeSmem0(0x0a, 8, 4),
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0u, // s_buffer_load_dwordx4 s[8:11]
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EncodeSmem0(0x09, 106, 4),
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0u, // s_buffer_load_dwordx2 vcc_lo
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EncodeMubuf0(0x0d, 16),
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EncodeMubuf1(20, 0, 1), // buffer_load_dwordx2 v[20:21]
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EncodeMubuf0(0x0f, 32),
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EncodeMubuf1(24, 0, 1), // buffer_load_dwordx3 v[24:26]
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EncodeMubuf0(0x0e, 48),
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EncodeMubuf1(28, 0, 1), // buffer_load_dwordx4 v[28:31]
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EncodeMubuf0(0x1d, 64),
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EncodeMubuf1(32, 0, 1), // buffer_store_dwordx2 v[32:33]
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EncodeMubuf0(0x1f, 80),
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EncodeMubuf1(36, 0, 1), // buffer_store_dwordx3 v[36:38]
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EncodeMubuf0(0x1e, 96),
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EncodeMubuf1(40, 0, 1), // buffer_store_dwordx4 v[40:43]
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EncodeMubuf0(0x08, 2),
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EncodeMubuf1(44, 0, 1), // buffer_load_ubyte v44
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EncodeMubuf0(0x0a, 4),
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EncodeMubuf1(45, 0, 1), // buffer_load_ushort v45
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EncodeFlat0(0x0c, 0, 4),
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EncodeFlat1(50, 0x7d, 0, 1), // flat_load_dword
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EncodeFlat0(0x0d, 1, 8),
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EncodeFlat1(52, 0x7d, 0, 1), // scratch_load_dwordx2
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EncodeFlat0(0x0e, 2, 12),
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EncodeFlat1(56, 0x7d, 0, 1), // global_load_dwordx4
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0xbf810000u,
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EncodeSmem0(0x00, 0, 4), 125u << 25u,
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EncodeSmem0(0x01, 2, 4), 125u << 25u,
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EncodeSmem0(0x02, 4, 4), 125u << 25u,
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EncodeSmem0(0x03, 8, 4), 125u << 25u,
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EncodeSmem0(0x04, 92, 4), 125u << 25u,
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EncodeSmem0(0x08, 32, 4), 125u << 25u,
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EncodeSmem0(0x09, 106, 4), 125u << 25u,
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EncodeSmem0(0x0a, 36, 4), 125u << 25u,
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EncodeSmem0(0x0b, 40, 4), 125u << 25u,
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EncodeSmem0(0x0c, 48, 4), 125u << 25u,
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EncodeSopp(0x01),
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};
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auto options = MakeCompileOptions(ShaderType::Compute);
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options.dump_ir = true;
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options.flat_memory_base = 0;
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ShaderRecompiler::CompileResult result;
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ShaderRecompiler::Decoder::Program decoded;
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ShaderRecompiler::CFG::Graph graph;
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ShaderRecompiler::IR::Program ir;
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std::string error;
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Check(ShaderRecompiler::TryRecompile(shader, options, result, &error),
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Check(ShaderRecompiler::Decoder::DecodeProgram(shader, decoded, &error) &&
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ShaderRecompiler::CFG::BuildGraph(decoded, graph, &error) &&
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ShaderRecompiler::IR::LowerProgram(decoded, graph,
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ShaderType::Compute, 64, ir,
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&error),
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error.c_str());
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Check(Common::ContainsStr(result.decoded_dump, "s_load_dwordx4"),
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"new decoder did not decode SMEM x4 load");
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Check(Common::ContainsStr(result.decoded_dump, "s_buffer_load_dwordx4"),
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"new decoder did not decode scalar-buffer x4 load");
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Check(
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Common::ContainsStr(result.decoded_dump, "s_buffer_load_dwordx2 vcc_lo"),
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"new decoder did not decode scalar-buffer x2 load into VCC");
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Check(Common::ContainsStr(result.decoded_dump, "buffer_load_dwordx2"),
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"new decoder did not decode buffer x2 load");
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Check(Common::ContainsStr(result.decoded_dump, "buffer_load_dwordx3"),
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"new decoder did not decode buffer x3 load");
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Check(Common::ContainsStr(result.decoded_dump, "buffer_load_dwordx4"),
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"new decoder did not decode buffer x4 load");
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Check(Common::ContainsStr(result.decoded_dump, "buffer_store_dwordx4"),
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"new decoder did not decode buffer x4 store");
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Check(Common::ContainsStr(result.decoded_dump, "buffer_load_ubyte"),
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"new decoder did not decode buffer ubyte load");
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Check(Common::ContainsStr(result.decoded_dump, "buffer_load_ushort"),
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"new decoder did not decode buffer ushort load");
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Check(Common::ContainsStr(result.decoded_dump, "flat_load_dword"),
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"new decoder did not decode flat dword load");
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Check(Common::ContainsStr(result.decoded_dump, "segment=1"),
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"new decoder did not preserve scratch segment metadata");
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Check(Common::ContainsStr(result.decoded_dump, "segment=2"),
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"new decoder did not preserve global segment metadata");
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Check(Common::ContainsStr(result.decoded_dump, "dwords=4 bits=32"),
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"new decoder did not expose width metadata for wide memory ops");
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Check(Common::ContainsStr(result.ir_dump, "SLoadDword s4"),
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"s_load_dwordx4 did not expand to first scalar dword IR load");
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Check(Common::ContainsStr(result.ir_dump, "SLoadDword s7"),
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"s_load_dwordx4 did not expand to last scalar dword IR load");
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Check(Common::ContainsStr(result.ir_dump, "SBufferLoadDword s8"),
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"s_buffer_load_dwordx4 did not expand to first scalar-buffer IR load");
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Check(Common::ContainsStr(result.ir_dump, "SBufferLoadDword s11"),
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"s_buffer_load_dwordx4 did not expand to last scalar-buffer IR load");
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Check(Common::ContainsStr(result.ir_dump, "SBufferLoadDword vcc_lo"),
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"s_buffer_load_dwordx2 did not expand to VCC low dword");
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Check(Common::ContainsStr(result.ir_dump, "SBufferLoadDword vcc_hi"),
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"s_buffer_load_dwordx2 did not expand to VCC high dword");
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Check(
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CountSourceOccurrences(result.ir_dump, "BufferLoadDword v20") == 1u &&
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CountSourceOccurrences(result.ir_dump, "BufferLoadDword v24") == 1u &&
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CountSourceOccurrences(result.ir_dump, "BufferLoadDword v28") == 1u &&
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!Common::ContainsStr(result.ir_dump, "BufferLoadDword v31"),
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"wide buffer loads were not preserved as one native IR operation");
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Check(CountSourceOccurrences(result.ir_dump, "BufferStoreDword null, v32") ==
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1u &&
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CountSourceOccurrences(result.ir_dump,
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"BufferStoreDword null, v36") == 1u &&
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CountSourceOccurrences(result.ir_dump,
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"BufferStoreDword null, v40") == 1u &&
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!Common::ContainsStr(result.ir_dump, "BufferStoreDword null, v43"),
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"wide buffer stores were not preserved as one native IR operation");
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Check(Common::ContainsStr(result.ir_dump, "BufferLoadUbyte v44"),
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"buffer_load_ubyte did not lower to sub-dword IR load");
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Check(Common::ContainsStr(result.ir_dump, "BufferLoadUshort v45"),
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"buffer_load_ushort did not lower to sub-dword IR load");
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Check(Common::ContainsStr(result.ir_dump, "FlatLoadDword v50"),
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"flat_load_dword did not lower to flat dword IR load");
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Check(Common::ContainsStr(result.ir_dump, "scratch"),
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"scratch segment load did not lower with scratch metadata");
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Check(Common::ContainsStr(result.ir_dump, "global"),
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"global segment load did not lower with global metadata");
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Check(SpirvContainsOpcode(result.spirv, 65),
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"SPIR-V binary does not contain OpAccessChain");
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Check(SpirvContainsOpcode(result.spirv, 62),
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"SPIR-V binary does not contain OpStore");
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Check(SpirvContainsOpcode(result.spirv, 194),
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"SPIR-V binary does not contain OpShiftRightLogical");
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Check(SpirvContainsOpcode(result.spirv, 196),
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"SPIR-V binary does not contain OpShiftLeftLogical");
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Check(SpirvContainsOpcode(result.spirv, 199),
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"SPIR-V binary does not contain OpBitwiseAnd");
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CheckSpirvBinaryValidates(result.spirv);
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std::vector<uint32_t> address_widths;
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std::vector<uint32_t> buffer_widths;
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bool buffer_x2_targets_vcc = false;
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for (const auto &block : ir.blocks) {
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for (const auto &inst : block.instructions) {
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if (inst.op == ShaderRecompiler::IR::Opcode::SLoadDword) {
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address_widths.push_back(inst.memory.data_dwords);
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} else if (inst.op ==
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ShaderRecompiler::IR::Opcode::SBufferLoadDword) {
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buffer_widths.push_back(inst.memory.data_dwords);
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if (inst.memory.data_dwords == 2u) {
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buffer_x2_targets_vcc =
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inst.dst.reg.file == ShaderRecompiler::IR::RegisterFile::Vcc &&
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inst.dst.reg.index == 0u;
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}
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}
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}
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}
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const std::vector<uint32_t> expected{1u, 2u, 4u, 8u, 16u};
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Check(address_widths == expected && buffer_widths == expected,
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"SMEM x1/x2/x4/x8/x16 did not remain one width-bearing ShaderIR operation each");
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Check(buffer_x2_targets_vcc,
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"s_buffer_load_dwordx2 did not preserve its VCC destination span");
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const auto reject = [&](uint32_t opcode, uint32_t dst, uint32_t sbase,
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const char *reason) {
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const uint32_t invalid[] = {EncodeSmem0(opcode, dst, sbase),
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125u << 25u, EncodeSopp(0x01)};
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ShaderRecompiler::Decoder::Program invalid_decoded;
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ShaderRecompiler::CFG::Graph invalid_graph;
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ShaderRecompiler::IR::Program invalid_ir;
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std::string invalid_error;
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Check(ShaderRecompiler::Decoder::DecodeProgram(invalid, invalid_decoded,
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&invalid_error) &&
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ShaderRecompiler::CFG::BuildGraph(invalid_decoded, invalid_graph,
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&invalid_error) &&
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!ShaderRecompiler::IR::LowerProgram(
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invalid_decoded, invalid_graph, ShaderType::Compute, 64,
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invalid_ir, &invalid_error) &&
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Common::ContainsStr(invalid_error, reason),
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"invalid SMEM register span was not rejected");
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};
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reject(0x01, 1, 4, "destination");
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reject(0x02, 2, 4, "destination");
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reject(0x02, 124, 4, "destination");
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reject(0x00, 0, 63, "base");
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reject(0x08, 0, 1, "base");
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}
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void TestNewShaderRecompilerNativeWideBufferIr() {
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@@ -8619,6 +8575,22 @@ void TestNativeWideValueValidation() {
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ir.Emit(opcode, {resource, Value(0u), Value(0u), Value(0u), Value(true)},
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flags);
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};
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const auto append_scalar_read = [](ValueProgram &program,
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ValueOpcode opcode,
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MemoryFlags flags) {
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IREmitter ir(program.blocks.front());
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if (opcode == ValueOpcode::ReadConstBuffer) {
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const auto resource = ir.Emit(
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ValueOpcode::GetBufferResource,
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{Value(0u), Value(0u), Value(0u), Value(0u)});
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ir.Emit(opcode, {resource, Value(0u)}, flags);
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} else {
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const auto resource =
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ir.Emit(ValueOpcode::GetAddressResource, {Value(0u), Value(0u)});
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ir.Emit(opcode,
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{resource, Value(0u), Value(0u), Value(true)}, flags);
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}
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};
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const auto check_rejected = [](const ValueProgram &program,
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const char *expected) {
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std::string error;
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@@ -8627,6 +8599,58 @@ void TestNativeWideValueValidation() {
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"malformed native-wide value operation was not rejected");
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};
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{
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auto program = make_program();
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append_scalar_read(program, ValueOpcode::ReadConstBuffer,
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MemoryFlags{.index = 1});
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check_rejected(program, "invalid memory-info index");
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}
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{
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auto program = make_program();
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MemoryInfo memory;
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memory.kind = ResourceKind::ScalarAddress;
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program.memory_info.push_back(memory);
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append_scalar_read(program, ValueOpcode::ReadConstBuffer, {});
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check_rejected(program, "invalid scalar-memory resource kind");
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}
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{
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auto program = make_program();
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MemoryInfo memory;
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memory.kind = ResourceKind::ScalarAddress;
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memory.data_bits = 16;
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program.memory_info.push_back(memory);
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append_scalar_read(program, ValueOpcode::LoadAddressU32, {});
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check_rejected(program, "inconsistent scalar-memory metadata");
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}
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{
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auto program = make_program();
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MemoryInfo memory;
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memory.kind = ResourceKind::ScalarBuffer;
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memory.data_dwords = 2;
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program.memory_info.push_back(memory);
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append_scalar_read(program, ValueOpcode::ReadConstBuffer, {});
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check_rejected(program, "inconsistent scalar-memory metadata");
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}
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{
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auto program = make_program();
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MemoryInfo memory;
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memory.kind = ResourceKind::ScalarBuffer;
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memory.component_count = 3;
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program.memory_info.push_back(memory);
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append_scalar_read(program, ValueOpcode::ReadConstBuffer, {});
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check_rejected(program, "inconsistent scalar-memory metadata");
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}
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{
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auto program = make_program();
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MemoryInfo memory;
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memory.kind = ResourceKind::ScalarAddress;
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memory.component_count = 4;
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memory.component_index = 4;
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program.memory_info.push_back(memory);
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append_scalar_read(program, ValueOpcode::LoadAddressU32, {});
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check_rejected(program, "inconsistent scalar-memory metadata");
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}
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{
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auto program = make_program();
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MemoryInfo memory;
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@@ -9890,7 +9914,7 @@ void TestSrtWalkerRealSBufferLowering() {
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"real S_BUFFER_LOAD walk accepted a negative immediate");
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}
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void TestScalarMemoryLoadsSnapshotOverlappingOperands() {
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void TestScalarMemorySourcesCapturedBeforeWrites() {
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const auto CheckOverlap = [](uint32_t opcode, bool overlap_offset) {
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const uint32_t base_field = overlap_offset ? 4u : 0u;
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const uint32_t soffset = overlap_offset ? 0u : 125u;
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@@ -9932,7 +9956,7 @@ void TestScalarMemoryLoadsSnapshotOverlappingOperands() {
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error.c_str());
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Check(flat.size() == table.size() &&
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std::equal(flat.begin(), flat.end(), table.begin()),
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"overlapping scalar-memory load did not snapshot its sources");
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"overlapping scalar-memory load did not capture its sources before writes");
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CheckFlattenedReadSlots(
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ir, 4, "overlapping scalar-memory patch used the wrong flat offsets");
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};
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@@ -9976,6 +10000,39 @@ void TestScalarMemoryLoadCrossesIntoVcc() {
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}
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}
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void TestScalarMemoryUnusedTailDce() {
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const uint32_t shader[] = {
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EncodeSmem0(0x0c, 16, 0),
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4u << 25u, // s_buffer_load_dwordx16 s[16:31], s[0:3], s4
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EncodeVop1(0x01, 0, 16), // v_mov_b32 v0, s16
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EncodeMubuf0(0x1c),
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EncodeMubuf1(0, 2, 1), // keep only the first loaded component live
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EncodeSopp(0x01),
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};
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ShaderRecompiler::IR::Program ir;
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std::string error;
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Check(LowerTypedPlanning(shader, static_cast<uint32_t>(std::size(shader)),
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ir, &error),
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error.c_str());
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uint32_t reads = 0;
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for (const auto *block : ir.values->blocks) {
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for (const auto &inst : *block) {
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if (inst.GetOpcode() !=
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ShaderRecompiler::IR::ValueOpcode::ReadConstBuffer) {
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continue;
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}
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reads++;
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const auto flags = inst.Flags<ShaderRecompiler::IR::MemoryFlags>();
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Check(flags.index < ir.values->memory_info.size() &&
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ir.values->memory_info[flags.index].component_index == 0u &&
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ir.values->memory_info[flags.index].component_count == 16u,
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"live x16 SMEM component lost its native-width metadata");
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}
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}
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Check(reads == 1u,
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"grouped x16 SMEM prevented dead component reads from being eliminated");
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}
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void TestResourceTrackingRealDensePatching() {
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const uint32_t shader[] = {
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EncodeMubuf0(0x0c),
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@@ -10735,6 +10792,7 @@ int main() {
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TestDemandDrivenSpirvDeclarations();
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TestNativeSubgroupPolicy();
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TestNewShaderRecompilerSMovB32();
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TestNewShaderRecompilerNativeWideScalarMemoryIr();
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TestNewShaderRecompilerNativeWideBufferIr();
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TestNewShaderRecompilerMubufFormatLowering();
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TestNewShaderRecompilerTypedBufferLowering();
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@@ -10809,8 +10867,9 @@ int main() {
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TestSrtWalkerRealSmemLowering();
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TestSrtWalkerVccBaseLowering();
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TestSrtWalkerRealSBufferLowering();
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TestScalarMemoryLoadsSnapshotOverlappingOperands();
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TestScalarMemorySourcesCapturedBeforeWrites();
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TestScalarMemoryLoadCrossesIntoVcc();
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TestScalarMemoryUnusedTailDce();
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TestResourceTrackingRealDensePatching();
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TestLowerProgramResetsAnalysisState();
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TestNewShaderRecompilerNativeBindingPlan();
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