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General: Make use of std::nullopt where applicable
Allows some implementations to avoid completely zeroing out the internal buffer of the optional, and instead only set the validity byte within the structure. This also makes it consistent how we return empty optionals. Co-Authored-By: LC <712067+lioncash@users.noreply.github.com>
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@ -55,7 +55,7 @@ std::optional<BinaryResponse> NullDecoder::ProcessRequest(const BinaryRequest& r
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return response;
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return response;
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default:
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default:
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LOG_ERROR(Audio_DSP, "Got unknown binary request: {}", static_cast<u16>(request.cmd));
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LOG_ERROR(Audio_DSP, "Got unknown binary request: {}", static_cast<u16>(request.cmd));
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return {};
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return std::nullopt;
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}
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}
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};
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};
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} // namespace AudioCore::HLE
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} // namespace AudioCore::HLE
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@ -104,7 +104,7 @@ WMFDecoder::Impl::~Impl() {
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std::optional<BinaryResponse> WMFDecoder::Impl::ProcessRequest(const BinaryRequest& request) {
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std::optional<BinaryResponse> WMFDecoder::Impl::ProcessRequest(const BinaryRequest& request) {
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if (request.codec != DecoderCodec::AAC) {
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if (request.codec != DecoderCodec::AAC) {
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LOG_ERROR(Audio_DSP, "Got unknown codec {}", static_cast<u16>(request.codec));
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LOG_ERROR(Audio_DSP, "Got unknown codec {}", static_cast<u16>(request.codec));
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return {};
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return std::nullopt;
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}
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}
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switch (request.cmd) {
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switch (request.cmd) {
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@ -123,7 +123,7 @@ std::optional<BinaryResponse> WMFDecoder::Impl::ProcessRequest(const BinaryReque
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}
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}
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default:
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default:
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LOG_ERROR(Audio_DSP, "Got unknown binary request: {}", static_cast<u16>(request.cmd));
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LOG_ERROR(Audio_DSP, "Got unknown binary request: {}", static_cast<u16>(request.cmd));
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return {};
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return std::nullopt;
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}
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}
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}
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}
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@ -205,7 +205,7 @@ std::optional<BinaryResponse> WMFDecoder::Impl::Decode(const BinaryRequest& requ
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if (request.src_addr < Memory::FCRAM_PADDR ||
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if (request.src_addr < Memory::FCRAM_PADDR ||
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request.src_addr + request.size > Memory::FCRAM_PADDR + Memory::FCRAM_SIZE) {
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request.src_addr + request.size > Memory::FCRAM_PADDR + Memory::FCRAM_SIZE) {
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LOG_ERROR(Audio_DSP, "Got out of bounds src_addr {:08x}", request.src_addr);
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LOG_ERROR(Audio_DSP, "Got out of bounds src_addr {:08x}", request.src_addr);
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return {};
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return std::nullopt;
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}
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}
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u8* data = memory.GetFCRAMPointer(request.src_addr - Memory::FCRAM_PADDR);
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u8* data = memory.GetFCRAMPointer(request.src_addr - Memory::FCRAM_PADDR);
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@ -269,7 +269,7 @@ std::optional<BinaryResponse> WMFDecoder::Impl::Decode(const BinaryRequest& requ
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request.dst_addr_ch0 + out_streams[0].size() >
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request.dst_addr_ch0 + out_streams[0].size() >
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Memory::FCRAM_PADDR + Memory::FCRAM_SIZE) {
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Memory::FCRAM_PADDR + Memory::FCRAM_SIZE) {
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LOG_ERROR(Audio_DSP, "Got out of bounds dst_addr_ch0 {:08x}", request.dst_addr_ch0);
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LOG_ERROR(Audio_DSP, "Got out of bounds dst_addr_ch0 {:08x}", request.dst_addr_ch0);
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return {};
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return std::nullopt;
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}
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}
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std::memcpy(memory.GetFCRAMPointer(request.dst_addr_ch0 - Memory::FCRAM_PADDR),
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std::memcpy(memory.GetFCRAMPointer(request.dst_addr_ch0 - Memory::FCRAM_PADDR),
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out_streams[0].data(), out_streams[0].size());
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out_streams[0].data(), out_streams[0].size());
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@ -280,7 +280,7 @@ std::optional<BinaryResponse> WMFDecoder::Impl::Decode(const BinaryRequest& requ
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request.dst_addr_ch1 + out_streams[1].size() >
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request.dst_addr_ch1 + out_streams[1].size() >
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Memory::FCRAM_PADDR + Memory::FCRAM_SIZE) {
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Memory::FCRAM_PADDR + Memory::FCRAM_SIZE) {
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LOG_ERROR(Audio_DSP, "Got out of bounds dst_addr_ch1 {:08x}", request.dst_addr_ch1);
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LOG_ERROR(Audio_DSP, "Got out of bounds dst_addr_ch1 {:08x}", request.dst_addr_ch1);
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return {};
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return std::nullopt;
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}
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}
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std::memcpy(memory.GetFCRAMPointer(request.dst_addr_ch1 - Memory::FCRAM_PADDR),
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std::memcpy(memory.GetFCRAMPointer(request.dst_addr_ch1 - Memory::FCRAM_PADDR),
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out_streams[1].data(), out_streams[1].size());
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out_streams[1].data(), out_streams[1].size());
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@ -234,7 +234,7 @@ std::optional<u32> MemoryRegionInfo::LinearAllocate(u32 size) {
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}
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}
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// No sufficient block found
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// No sufficient block found
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return {};
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return std::nullopt;
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}
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}
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void MemoryRegionInfo::Free(u32 offset, u32 size) {
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void MemoryRegionInfo::Free(u32 offset, u32 size) {
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@ -928,7 +928,7 @@ std::optional<ProgramResult> DecompileProgram(const Pica::Shader::ProgramCode& p
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return {ProgramResult{generator.MoveShaderCode()}};
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return {ProgramResult{generator.MoveShaderCode()}};
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} catch (const DecompileFail& exception) {
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} catch (const DecompileFail& exception) {
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LOG_INFO(HW_GPU, "Shader decompilation failed: {}", exception.what());
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LOG_INFO(HW_GPU, "Shader decompilation failed: {}", exception.what());
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return {};
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return std::nullopt;
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}
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}
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}
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}
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@ -1651,7 +1651,7 @@ std::optional<ShaderDecompiler::ProgramResult> GenerateVertexShader(
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get_output_reg, config.state.sanitize_mul);
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get_output_reg, config.state.sanitize_mul);
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if (!program_source_opt)
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if (!program_source_opt)
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return {};
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return std::nullopt;
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std::string& program_source = program_source_opt->code;
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std::string& program_source = program_source_opt->code;
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