diff options
Diffstat (limited to 'src/tosa_serialization_handler.cpp')
-rw-r--r-- | src/tosa_serialization_handler.cpp | 268 |
1 files changed, 248 insertions, 20 deletions
diff --git a/src/tosa_serialization_handler.cpp b/src/tosa_serialization_handler.cpp index 4fe152f..d153dc5 100644 --- a/src/tosa_serialization_handler.cpp +++ b/src/tosa_serialization_handler.cpp @@ -19,32 +19,32 @@ using namespace tosa; TosaSerializationTensor::TosaSerializationTensor(const flatbuffers::String* name, - const flatbuffers::Vector<int32_t>& shape, + const flatbuffers::Vector<int32_t>* shape, DType dtype, - const flatbuffers::String* npy_filename) + const flatbuffers::Vector<uint8_t>* data) { _dtype = dtype; - std::copy(shape.begin(), shape.end(), std::back_inserter(_shape)); + std::copy(shape->begin(), shape->end(), std::back_inserter(_shape)); assert(name); _name = name->str(); - if (npy_filename) + if (data) { - _npy_filename = npy_filename->str(); + std::copy(data->begin(), data->end(), std::back_inserter(_data)); } } TosaSerializationTensor::TosaSerializationTensor(std::string& name, const std::vector<int32_t>& shape, DType dtype, - const std::string& npy_filename) + const std::vector<uint8_t>& data) { - _dtype = dtype; - _shape = shape; - _name = name; - _npy_filename = npy_filename; + _dtype = dtype; + _shape = shape; + _name = name; + _data = data; } TosaSerializationTensor::TosaSerializationTensor() @@ -483,12 +483,12 @@ tosa_err_t TosaSerializationHandler::InitWithBuf(const uint8_t* buf) { auto curr_tensor = fb_tosa_tensors->Get(j); - auto tensor_name = curr_tensor->name(); - auto tensor_shape = curr_tensor->shape(); - auto tensor_type = curr_tensor->type(); - auto tensor_npy_filename = curr_tensor->npy_filename(); + auto tensor_name = curr_tensor->name(); + auto tensor_shape = curr_tensor->shape(); + auto tensor_type = curr_tensor->type(); + auto tensor_data = curr_tensor->data(); - new_tensor = new TosaSerializationTensor(tensor_name, *tensor_shape, tensor_type, tensor_npy_filename); + new_tensor = new TosaSerializationTensor(tensor_name, tensor_shape, tensor_type, tensor_data); if (new_tensor) { block_tensors_container.push_back(new_tensor); @@ -734,12 +734,9 @@ tosa_err_t TosaSerializationHandler::FreezeBuilder() auto tensor_name = _builder.CreateString(tensor->GetName().c_str()); auto tensor_shape = _builder.CreateVector(tensor->GetShape()); auto tensor_dtype = tensor->GetDtype(); - flatbuffers::Offset<flatbuffers::String> tensor_npy_filename = 0; - if (!tensor->GetNpyFilePtr().empty()) - tensor_npy_filename = _builder.CreateString(tensor->GetNpyFilePtr().c_str()); + auto tensor_data = _builder.CreateVector(tensor->GetData()); - auto fboffset_tensor = - CreateTosaTensor(_builder, tensor_name, tensor_shape, tensor_dtype, tensor_npy_filename); + auto fboffset_tensor = CreateTosaTensor(_builder, tensor_name, tensor_shape, tensor_dtype, tensor_data); fboffset_block_tensors.push_back(fboffset_tensor); } @@ -760,3 +757,234 @@ tosa_err_t TosaSerializationHandler::FreezeBuilder() return TOSA_OK; } + +void zero_pad(std::vector<uint8_t>& buf) +{ + while ((buf.size() % TENSOR_BUFFER_FORCE_ALIGNMENT) != 0) + { + buf.push_back(0); + } +} + +tosa_err_t TosaSerializationHandler::ConvertF32toU8(const std::vector<float>& in, std::vector<uint8_t>& out) +{ + out.clear(); + for (auto val : in) + { + uint32_t* val_u32 = reinterpret_cast<uint32_t*>(&val); + out.push_back(*val_u32 & 0xFF); + out.push_back((*val_u32 >> 8) & 0xFF); + out.push_back((*val_u32 >> 16) & 0xFF); + out.push_back((*val_u32 >> 24) & 0xFF); + } + zero_pad(out); + return TOSA_OK; +} + +tosa_err_t TosaSerializationHandler::ConvertI48toU8(const std::vector<int64_t>& in, std::vector<uint8_t>& out) +{ + out.clear(); + for (auto val : in) + { + uint64_t* val_u64 = reinterpret_cast<uint64_t*>(&val); + out.push_back(*val_u64 & 0xFF); + out.push_back((*val_u64 >> 8) & 0xFF); + out.push_back((*val_u64 >> 16) & 0xFF); + out.push_back((*val_u64 >> 24) & 0xFF); + out.push_back((*val_u64 >> 32) & 0xFF); + out.push_back((*val_u64 >> 40) & 0xFF); + } + zero_pad(out); + return TOSA_OK; +} + +tosa_err_t TosaSerializationHandler::ConvertI32toU8(const std::vector<int32_t>& in, std::vector<uint8_t>& out) +{ + out.clear(); + for (auto val : in) + { + uint32_t* val_u32 = reinterpret_cast<uint32_t*>(&val); + out.push_back(*val_u32 & 0xFF); + out.push_back((*val_u32 >> 8) & 0xFF); + out.push_back((*val_u32 >> 16) & 0xFF); + out.push_back((*val_u32 >> 24) & 0xFF); + } + zero_pad(out); + return TOSA_OK; +} + +tosa_err_t TosaSerializationHandler::ConvertI16toU8(const std::vector<int16_t>& in, std::vector<uint8_t>& out) +{ + out.clear(); + for (auto val : in) + { + uint16_t* val_u16 = reinterpret_cast<uint16_t*>(&val); + out.push_back(*val_u16 & 0xFF); + out.push_back((*val_u16 >> 8) & 0xFF); + } + zero_pad(out); + return TOSA_OK; +} + +tosa_err_t TosaSerializationHandler::ConvertI8toU8(const std::vector<int8_t>& in, std::vector<uint8_t>& out) +{ + out.clear(); + for (auto val : in) + { + uint8_t* val_u8 = reinterpret_cast<uint8_t*>(&val); + out.push_back(*val_u8); + } + zero_pad(out); + return TOSA_OK; +} + +tosa_err_t TosaSerializationHandler::ConvertBooltoU8(const std::vector<bool>& in, std::vector<uint8_t>& out) +{ + out.clear(); + for (auto val : in) + { + uint8_t* val_u8 = reinterpret_cast<uint8_t*>(&val); + out.push_back(*val_u8); + } + zero_pad(out); + return TOSA_OK; +} + +tosa_err_t + TosaSerializationHandler::ConvertU8toF32(const std::vector<uint8_t>& in, uint32_t out_size, std::vector<float>& out) +{ + out.clear(); + if (in.size() < out_size * sizeof(float)) + { + printf("TosaSerializationHandler::ConvertU8toF32(): uint8 buffer size %ld must >= target size %ld\n", in.size(), + out_size * sizeof(float)); + return TOSA_USER_ERROR; + } + for (int i = 0; i < out_size; i++) + { + uint32_t byte0 = in[i * sizeof(float)]; + uint32_t byte1 = in[i * sizeof(float) + 1]; + uint32_t byte2 = in[i * sizeof(float) + 2]; + uint32_t byte3 = in[i * sizeof(float) + 3]; + uint32_t val_u32 = byte0 + (byte1 << 8) + (byte2 << 16) + (byte3 << 24); + float* val_fp32 = reinterpret_cast<float*>(&val_u32); + out.push_back(*val_fp32); + } + return TOSA_OK; +} + +tosa_err_t TosaSerializationHandler::ConvertU8toI48(const std::vector<uint8_t>& in, + uint32_t out_size, + std::vector<int64_t>& out) +{ + out.clear(); + if (in.size() < out_size * 6 /* sizeof(int48) */) + { + printf("TosaSerializationHandler::ConvertU8toI48(): uint8 buffer size %ld must >= target size %d\n", in.size(), + out_size * 6); + return TOSA_USER_ERROR; + } + for (int i = 0; i < out_size; i++) + { + uint64_t byte0 = in[i * 6]; + uint64_t byte1 = in[i * 6 + 1]; + uint64_t byte2 = in[i * 6 + 2]; + uint64_t byte3 = in[i * 6 + 3]; + uint64_t byte4 = in[i * 6 + 4]; + uint64_t byte5 = in[i * 6 + 5]; + bool sign = ((byte5 >> 7) & 1) == 1 ? true : false; + uint64_t val_u64 = byte0 + (byte1 << 8) + (byte2 << 16) + (byte3 << 24) + (byte4 << 32) + (byte5 << 40); + if (sign) + { + uint64_t sext_mask = (0xFFFFUL << 48); + val_u64 |= sext_mask; + } + int64_t* val_i64 = reinterpret_cast<int64_t*>(&val_u64); + out.push_back(*val_i64); + } + return TOSA_OK; +} + +tosa_err_t TosaSerializationHandler::ConvertU8toI32(const std::vector<uint8_t>& in, + uint32_t out_size, + std::vector<int32_t>& out) +{ + out.clear(); + if (in.size() < out_size * sizeof(int32_t)) + { + printf("TosaSerializationHandler::ConvertU8toI32(): uint8 buffer size %ld must >= target size %ld\n", in.size(), + out_size * sizeof(int32_t)); + return TOSA_USER_ERROR; + } + for (int i = 0; i < out_size; i++) + { + uint32_t byte0 = in[i * sizeof(int32_t)]; + uint32_t byte1 = in[i * sizeof(int32_t) + 1]; + uint32_t byte2 = in[i * sizeof(int32_t) + 2]; + uint32_t byte3 = in[i * sizeof(int32_t) + 3]; + uint32_t val_u32 = byte0 + (byte1 << 8) + (byte2 << 16) + (byte3 << 24); + int32_t* val_i32 = reinterpret_cast<int32_t*>(&val_u32); + out.push_back(*val_i32); + } + return TOSA_OK; +} + +tosa_err_t TosaSerializationHandler::ConvertU8toI16(const std::vector<uint8_t>& in, + uint32_t out_size, + std::vector<int16_t>& out) +{ + out.clear(); + if (in.size() < out_size * sizeof(int16_t)) + { + printf("TosaSerializationHandler::ConvertU8toI16(): uint8 buffer size %ld must >= target size %ld\n", in.size(), + out_size * sizeof(int16_t)); + return TOSA_USER_ERROR; + } + for (int i = 0; i < out_size; i++) + { + uint16_t byte0 = in[i * sizeof(int16_t)]; + uint16_t byte1 = in[i * sizeof(int16_t) + 1]; + uint16_t val_u16 = byte0 + (byte1 << 8); + int16_t* val_i16 = reinterpret_cast<int16_t*>(&val_u16); + out.push_back(*val_i16); + } + return TOSA_OK; +} + +tosa_err_t + TosaSerializationHandler::ConvertU8toI8(const std::vector<uint8_t>& in, uint32_t out_size, std::vector<int8_t>& out) +{ + out.clear(); + if (in.size() < out_size * sizeof(int8_t)) + { + printf("TosaSerializationHandler::ConvertU8toI8(): uint8 buffer size %ld must >= target size %ld\n", in.size(), + out_size * sizeof(bool)); + return TOSA_USER_ERROR; + } + for (int i = 0; i < out_size; i++) + { + uint8_t val_u8 = in[i]; + int8_t* val_i8 = reinterpret_cast<int8_t*>(&val_u8); + out.push_back(*val_i8); + } + return TOSA_OK; +} + +tosa_err_t + TosaSerializationHandler::ConvertU8toBool(const std::vector<uint8_t>& in, uint32_t out_size, std::vector<bool>& out) +{ + out.clear(); + if (in.size() < out_size * sizeof(bool)) + { + printf("TosaSerializationHandler::ConvertU8toBool(): uint8 buffer size %ld must >= target size %ld\n", + in.size(), out_size * sizeof(bool)); + return TOSA_USER_ERROR; + } + for (int i = 0; i < out_size; i++) + { + uint8_t val_u8 = in[i]; + bool* val_bool = reinterpret_cast<bool*>(&val_u8); + out.push_back(*val_bool); + } + return TOSA_OK; +} |