/* * Copyright (c) 2016-2021 Arm Limited. * * SPDX-License-Identifier: MIT * * Permission is hereby granted, free of charge, to any person obtaining a copy * of this software and associated documentation files (the "Software"), to * deal in the Software without restriction, including without limitation the * rights to use, copy, modify, merge, publish, distribute, sublicense, and/or * sell copies of the Software, and to permit persons to whom the Software is * furnished to do so, subject to the following conditions: * * The above copyright notice and this permission notice shall be included in all * copies or substantial portions of the Software. * * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE * SOFTWARE. */ #include "src/core/cpu/kernels/CpuCastKernel.h" #include "arm_compute/core/Error.h" #include "arm_compute/core/Helpers.h" #include "arm_compute/core/ITensor.h" #include "arm_compute/core/TensorInfo.h" #include "arm_compute/core/Validate.h" #include "src/core/CPP/Validate.h" #include "src/core/NEON/NEFixedPoint.h" #include "src/core/NEON/NEMath.h" #include "src/core/NEON/wrapper/wrapper.h" #include "src/core/helpers/AutoConfiguration.h" #include "src/core/helpers/WindowHelpers.h" #include "support/SaturateCast.h" namespace arm_compute { namespace cpu { namespace kernels { namespace { Status validate_arguments(const ITensorInfo *src, const ITensorInfo *dst, ConvertPolicy policy) { ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(src); ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(dst); ARM_COMPUTE_RETURN_ERROR_ON_CPU_BF16_UNSUPPORTED(src); ARM_COMPUTE_RETURN_ERROR_ON_CPU_BF16_UNSUPPORTED(dst); ARM_COMPUTE_UNUSED(policy); ARM_COMPUTE_RETURN_ERROR_ON(src == dst); ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(src, 1, DataType::QASYMM8_SIGNED, DataType::QASYMM8, DataType::U8, DataType::S16, DataType::U16, DataType::BFLOAT16, DataType::F16, DataType::F32, DataType::S32); ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(dst, 1, DataType::QASYMM8_SIGNED, DataType::QASYMM8, DataType::U8, DataType::S16, DataType::U16, DataType::BFLOAT16, DataType::F16, DataType::U32, DataType::S32, DataType::F32); ARM_COMPUTE_RETURN_ERROR_ON_MSG(src->data_type() == DataType::QASYMM8_SIGNED && (dst->data_type() != DataType::S16 && dst->data_type() != DataType::S32 && dst->data_type() != DataType::F16 && dst->data_type() != DataType::F32), "Only data_types supported [in] QASYMM8 -> [out] U16, S16, S32, F16, F32"); ARM_COMPUTE_RETURN_ERROR_ON_MSG(src->data_type() == DataType::QASYMM8 && (dst->data_type() != DataType::S16 && dst->data_type() != DataType::U16 && dst->data_type() != DataType::S32 && dst->data_type() != DataType::F16 && dst->data_type() != DataType::F32), "Only data_types supported [in] QASYMM8 -> [out] U16, S16, S32, F16, F32"); ARM_COMPUTE_RETURN_ERROR_ON_MSG(src->data_type() == DataType::U8 && (dst->data_type() != DataType::S16 && dst->data_type() != DataType::U16 && dst->data_type() != DataType::S32 && dst->data_type() != DataType::F16 && dst->data_type() != DataType::F32), "Only data_types supported [in] U8 -> [out] U16, S16, S32, F16, F32"); ARM_COMPUTE_RETURN_ERROR_ON_MSG(src->data_type() == DataType::U16 && (dst->data_type() != DataType::U8 && dst->data_type() != DataType::U32), "Only data_types supported [in] U16 -> [out] U8, U32"); ARM_COMPUTE_RETURN_ERROR_ON_MSG(src->data_type() == DataType::S16 && (dst->data_type() != DataType::QASYMM8_SIGNED && dst->data_type() != DataType::U8 && dst->data_type() != DataType::S32), "Only data_types supported [in] S16 -> [out] U8, S32"); ARM_COMPUTE_RETURN_ERROR_ON_MSG(src->data_type() == DataType::BFLOAT16 && dst->data_type() != DataType::F32, "Only data_types supported [in] BFLOAT16 -> [out] F32"); ARM_COMPUTE_RETURN_ERROR_ON_MSG(src->data_type() == DataType::F16 && (dst->data_type() != DataType::QASYMM8_SIGNED && dst->data_type() != DataType::QASYMM8 && dst->data_type() != DataType::U8 && dst->data_type() != DataType::F32 && dst->data_type() != DataType::S32), "Only data_types supported [in] F16 -> [out] QASYMM8, F32, S32, U8"); ARM_COMPUTE_RETURN_ERROR_ON_MSG(src->data_type() == DataType::F32 && (dst->data_type() != DataType::QASYMM8_SIGNED && dst->data_type() != DataType::QASYMM8 && dst->data_type() != DataType::F16 && dst->data_type() != DataType::BFLOAT16 && dst->data_type() != DataType::S32 && dst->data_type() != DataType::U8), "Only data_types supported [in] F32 -> [out] QASYMM8, BFLOAT16, F16, S32, U8"); ARM_COMPUTE_RETURN_ERROR_ON_MSG(src->data_type() == DataType::S32 && (dst->data_type() != DataType::QASYMM8_SIGNED && dst->data_type() != DataType::QASYMM8 && dst->data_type() != DataType::F16 && dst->data_type() != DataType::F32 && dst->data_type() != DataType::U8), "Only data_types supported [in] S32 -> [out] QASYMM8, F16, F32, U8"); // Validate in case of configured dst if(dst->total_size() > 0) { ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(src, dst); } return Status{}; } } // namespace void CpuCastKernel::configure(const ITensorInfo *src, ITensorInfo *dst, ConvertPolicy policy) { ARM_COMPUTE_ERROR_ON_NULLPTR(src, dst); // Auto initialize dst shape if not initialized (We can only auto-configure the shape, datatype must be given) set_shape_if_empty(*dst, src->tensor_shape()); _policy = policy; ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(src, dst, policy)); // Configure kernel window Window win = calculate_max_window(*src, Steps()); ICPPKernel::configure(win); } Status CpuCastKernel::validate(const ITensorInfo *src, const ITensorInfo *dst, ConvertPolicy policy) { ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(src, dst, policy)); return Status{}; } void CpuCastKernel::run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) { ARM_COMPUTE_UNUSED(info); ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(this); ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(IKernel::window(), window); const auto window_start_x = static_cast(window.x().start()); const auto window_end_x = static_cast(window.x().end()); const int window_step_x = 16; const ITensor *_src = tensors.get_const_tensor(TensorType::ACL_SRC); ITensor *_dst = tensors.get_tensor(TensorType::ACL_DST); ARM_COMPUTE_ERROR_ON_NULLPTR(_src, _dst); ARM_COMPUTE_ERROR_ON(_src == _dst); ARM_COMPUTE_ERROR_ON_NULLPTR(_src, _dst); Window win{ window }; win.set(Window::DimX, Window::Dimension(0, 1, 1)); Iterator src(_src, win); Iterator dst(_dst, win); switch(_src->info()->data_type()) { case DataType::QASYMM8_SIGNED: { switch(_dst->info()->data_type()) { case DataType::S16: { /* Up-conversion QASYMM8_SIGNED -> S16 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int8x16_t texels_s8 = vld1q_s8(src_ptr + x); const int16x8x2_t texels = { { vmovl_s8(vget_low_s8(texels_s8)), vmovl_s8(vget_high_s8(texels_s8)) } }; vst1q_s16(dst_ptr + x, texels.val[0]); vst1q_s16(dst_ptr + x + 8, texels.val[1]); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } case DataType::S32: { /* Up-conversion QASYMM8_SIGNED -> S32 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int8x16_t texels_s8 = vld1q_s8(src_ptr + x); const int16x8x2_t texels = { { vmovl_s8(vget_low_s8(texels_s8)), vmovl_s8(vget_high_s8(texels_s8)) } }; vst1q_s32(dst_ptr + x, vmovl_s16(vget_low_s16(texels.val[0]))); vst1q_s32(dst_ptr + x + 4, vmovl_s16(vget_high_s16(texels.val[0]))); vst1q_s32(dst_ptr + x + 8, vmovl_s16(vget_low_s16(texels.val[1]))); vst1q_s32(dst_ptr + x + 12, vmovl_s16(vget_high_s16(texels.val[1]))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } case DataType::F32: { /* Up-conversion QASYMM8_SIGNED -> F32 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int8x16_t texels_s8 = vld1q_s8(reinterpret_cast(src.ptr())); const int16x8x2_t texels = { { vmovl_s8(vget_low_s8(texels_s8)), vmovl_s8(vget_high_s8(texels_s8)) } }; vst1q_f32(dst_ptr + x, vcvtq_f32_s32(vmovl_s16(vget_low_s16(texels.val[0])))); vst1q_f32(dst_ptr + x + 4, vcvtq_f32_s32(vmovl_s16(vget_high_s16(texels.val[0])))); vst1q_f32(dst_ptr + x + 8, vcvtq_f32_s32(vmovl_s16(vget_low_s16(texels.val[1])))); vst1q_f32(dst_ptr + x + 12, vcvtq_f32_s32(vmovl_s16(vget_high_s16(texels.val[1])))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC case DataType::F16: { /* Up-conversion QASYMM8_SIGNED -> F16 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int8x16_t texels_s8 = vld1q_s8(src_ptr + x); const int16x8x2_t texels = { { vmovl_s8(vget_low_s8(texels_s8)), vmovl_s8(vget_high_s8(texels_s8)) } }; vst1q_f16(dst_ptr + x, vcvtq_f16_s16(texels.val[0])); vst1q_f16(dst_ptr + x + 8, vcvtq_f16_s16(texels.val[1])); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } #endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC default: ARM_COMPUTE_ERROR("dst data type not supported"); } break; } case DataType::QASYMM8: case DataType::U8: { switch(_dst->info()->data_type()) { case DataType::S16: { /* Up-conversion U8 -> S16 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const uint8x16_t texels_u8 = vld1q_u8(src_ptr + x); const int16x8x2_t texels = { { vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(texels_u8))), vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(texels_u8))) } }; vst1q_s16(dst_ptr + x, texels.val[0]); vst1q_s16(dst_ptr + x + 8, texels.val[1]); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } case DataType::S32: { /* Up-conversion U8 -> S32 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const uint8x16_t texels_u8 = vld1q_u8(src_ptr + x); const int16x8x2_t texels = { { vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(texels_u8))), vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(texels_u8))) } }; vst1q_s32(dst_ptr + x, vmovl_s16(vget_low_s16(texels.val[0]))); vst1q_s32(dst_ptr + x + 4, vmovl_s16(vget_high_s16(texels.val[0]))); vst1q_s32(dst_ptr + x + 8, vmovl_s16(vget_low_s16(texels.val[1]))); vst1q_s32(dst_ptr + x + 12, vmovl_s16(vget_high_s16(texels.val[1]))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } case DataType::F32: { /* Up-conversion U8 -> F32 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const uint8x16_t texels_u8 = vld1q_u8(src_ptr + x); const int16x8x2_t texels = { { vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(texels_u8))), vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(texels_u8))) } }; vst1q_f32(dst_ptr + x, vcvtq_f32_s32(vmovl_s16(vget_low_s16(texels.val[0])))); vst1q_f32(dst_ptr + x + 4, vcvtq_f32_s32(vmovl_s16(vget_high_s16(texels.val[0])))); vst1q_f32(dst_ptr + x + 8, vcvtq_f32_s32(vmovl_s16(vget_low_s16(texels.val[1])))); vst1q_f32(dst_ptr + x + 12, vcvtq_f32_s32(vmovl_s16(vget_high_s16(texels.val[1])))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC case DataType::F16: { /* Up-conversion U8 -> F16 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const uint8x16_t texels_u8 = vld1q_u8(src_ptr + x); const int16x8x2_t texels = { { vreinterpretq_s16_u16(vmovl_u8(vget_low_u8(texels_u8))), vreinterpretq_s16_u16(vmovl_u8(vget_high_u8(texels_u8))) } }; vst1q_f16(dst_ptr + x, vcvtq_f16_s16(texels.val[0])); vst1q_f16(dst_ptr + x + 8, vcvtq_f16_s16(texels.val[1])); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } #endif // __ARM_FEATURE_FP16_VECTOR_ARITHMETIC case DataType::U16: { /* Up-conversion U8 -> U16 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const uint8x16_t texels_u8 = vld1q_u8(src_ptr + x); const uint16x8x2_t texels = { { vmovl_u8(vget_low_u8(texels_u8)), vmovl_u8(vget_high_u8(texels_u8)) } }; vst1q_u16(dst_ptr + x, texels.val[0]); vst1q_u16(dst_ptr + x + 8, texels.val[1]); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } default: ARM_COMPUTE_ERROR("dst data type not supported"); } break; } case DataType::S16: { switch(_dst->info()->data_type()) { case DataType::QASYMM8_SIGNED: { /* Down-conversion S16 -> QASYMM8_SIGNED */ if(ConvertPolicy::SATURATE == _policy) { execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int16x8x2_t texels = { { vld1q_s16(src_ptr + x), vld1q_s16(src_ptr + x + 8) } }; vst1q_s8(dst_ptr + x, vcombine_s8(vqmovn_s16(texels.val[0]), vqmovn_s16(texels.val[1]))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = utils::cast::saturate_cast(*(src_ptr + x)); } }, src, dst); } else { execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int16x8x2_t texels = { { vld1q_s16(src_ptr + x), vld1q_s16(src_ptr + x + 8) } }; vst1q_s8(dst_ptr + x, vcombine_s8(vmovn_s16(texels.val[0]), vmovn_s16(texels.val[1]))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); } break; } case DataType::U8: { /* Down-conversion S16 -> U8 */ if(ConvertPolicy::SATURATE == _policy) { execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int16x8x2_t texels = { { vld1q_s16(src_ptr + x), vld1q_s16(src_ptr + x + 8) } }; vst1q_u8(dst_ptr + x, vcombine_u8(vqmovun_s16(texels.val[0]), vqmovun_s16(texels.val[1]))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = utils::cast::saturate_cast(*(src_ptr + x)); } }, src, dst); } else { execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int16x8x2_t texels = { { vld1q_s16(src_ptr + x), vld1q_s16(src_ptr + x + 8) } }; vst1q_u8(dst_ptr + x, vcombine_u8(vmovn_u16(vreinterpretq_u16_s16(texels.val[0])), vmovn_u16(vreinterpretq_u16_s16(texels.val[1])))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); } break; } case DataType::S32: { /* Up-conversion S16 -> S32 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int16x8x2_t texels = { { vld1q_s16(src_ptr + x), vld1q_s16(src_ptr + x + 8) } }; const int32x4x4_t texels_s32 = { { vmovl_s16(vget_low_s16(texels.val[0])), vmovl_s16(vget_high_s16(texels.val[0])), vmovl_s16(vget_low_s16(texels.val[1])), vmovl_s16(vget_high_s16(texels.val[1])) } }; vst1q_s32(dst_ptr + x, texels_s32.val[0]); vst1q_s32(dst_ptr + x + 4, texels_s32.val[1]); vst1q_s32(dst_ptr + x + 8, texels_s32.val[2]); vst1q_s32(dst_ptr + x + 12, texels_s32.val[3]); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } default: ARM_COMPUTE_ERROR("dst data type not supported"); } break; } case DataType::U16: { switch(_dst->info()->data_type()) { case DataType::U8: { /* Down-conversion U16 -> U8 */ if(ConvertPolicy::SATURATE == _policy) { execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const uint16x8x2_t texels = { { vld1q_u16(src_ptr + x), vld1q_u16(src_ptr + x + 8) } }; vst1q_u8(dst_ptr + x, vcombine_u8(vqmovn_u16(texels.val[0]), vqmovn_u16(texels.val[1]))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = utils::cast::saturate_cast(*(src_ptr + x)); } }, src, dst); } else { execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const uint16x8x2_t texels = { { vld1q_u16(src_ptr + x), vld1q_u16(src_ptr + x + 8) } }; vst1q_u8(dst_ptr + x, vcombine_u8(vmovn_u16(texels.val[0]), vmovn_u16(texels.val[1]))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); } break; } case DataType::U32: { /* Up-conversion U16 -> U32 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const uint16x8x2_t texels = { { vld1q_u16(src_ptr + x), vld1q_u16(src_ptr + x + 8) } }; vst1q_u32(dst_ptr + x, vmovl_u16(vget_low_u16(texels.val[0]))); vst1q_u32(dst_ptr + x + 4, vmovl_u16(vget_high_u16(texels.val[0]))); vst1q_u32(dst_ptr + x + 8, vmovl_u16(vget_low_u16(texels.val[1]))); vst1q_u32(dst_ptr + x + 12, vmovl_u16(vget_high_u16(texels.val[1]))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } default: ARM_COMPUTE_ERROR("dst data type not supported"); } break; } #if defined(__ARM_FEATURE_BF16_VECTOR_ARITHMETIC) || defined(ARM_COMPUTE_FORCE_BF16) case DataType::BFLOAT16: switch(_dst->info()->data_type()) { case DataType::F32: { /* Up-conversion BFLOAT16 -> F32 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const uint16x8x2_t texels = { { vld1q_u16(reinterpret_cast(src.ptr())), vld1q_u16(reinterpret_cast(src.ptr()) + 8) } }; vst1q_f32(reinterpret_cast(dst.ptr()), vreinterpretq_f32_u32(vshlq_n_u32(vmovl_u16(vget_low_u16(texels.val[0])), 16))); vst1q_f32(reinterpret_cast(dst.ptr()) + 4, vreinterpretq_f32_u32(vshlq_n_u32(vmovl_u16(vget_high_u16(texels.val[0])), 16))); vst1q_f32(reinterpret_cast(dst.ptr()) + 8, vreinterpretq_f32_u32(vshlq_n_u32(vmovl_u16(vget_low_u16(texels.val[1])), 16))); vst1q_f32(reinterpret_cast(dst.ptr()) + 12, vreinterpretq_f32_u32(vshlq_n_u32(vmovl_u16(vget_high_u16(texels.val[1])), 16))); } for(; x < window_end_x; ++x) { *(dst_ptr + x) = float(*(src_ptr + x)); } }, src, dst); break; } default: ARM_COMPUTE_ERROR("dst data type unsupported"); } break; #endif /* defined(__ARM_FEATURE_BF16_VECTOR_ARITHMETIC) || defined(ARM_COMPUTE_FORCE_BF16) */ #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC case DataType::F16: switch(_dst->info()->data_type()) { case DataType::QASYMM8_SIGNED: { /* Down-conversion F16 -> QASYMM8_SIGNED (Always saturating) */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const float16x8x2_t texels = { { vld1q_f16(src_ptr + x), vld1q_f16(src_ptr + x + 8), } }; vst1q_s8(dst_ptr + x, vcombine_s8(vqmovn_s16(vcvtq_s16_f16(texels.val[0])), vqmovn_s16(vcvtq_s16_f16(texels.val[1])))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = utils::cast::saturate_cast(*(src_ptr + x)); } }, src, dst); break; } case DataType::QASYMM8: case DataType::U8: { /* Down-conversion F16 -> QASYMM8/U8 (Always saturating) */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const float16x8x2_t texels = { { vld1q_f16(src_ptr + x), vld1q_f16(src_ptr + x + 8), } }; vst1q_u8(dst_ptr + x, vcombine_u8(vqmovun_s16(vcvtq_s16_f16(texels.val[0])), vqmovun_s16(vcvtq_s16_f16(texels.val[1])))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = utils::cast::saturate_cast(*(src_ptr + x)); } }, src, dst); break; } case DataType::F32: { /* Up-conversion F16 -> F32 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const float16x8x2_t texels = { { vld1q_f16(src_ptr + x), vld1q_f16(src_ptr + x + 8) } }; vst1q_f32(dst_ptr + x, vcvt_f32_f16(vget_low_f16(texels.val[0]))); vst1q_f32(dst_ptr + x + 4, vcvt_f32_f16(vget_high_f16(texels.val[0]))); vst1q_f32(dst_ptr + x + 8, vcvt_f32_f16(vget_low_f16(texels.val[1]))); vst1q_f32(dst_ptr + x + 12, vcvt_f32_f16(vget_high_f16(texels.val[1]))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } case DataType::S32: { /* Up-conversion F16 -> S32 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const float16x8x2_t texels = { { vld1q_f16(src_ptr + x), vld1q_f16(src_ptr + x + 8) } }; vst1q_s32(dst_ptr + x, vcvtq_s32_f32(vcvt_f32_f16(vget_low_f16(texels.val[0])))); vst1q_s32(dst_ptr + x + 4, vcvtq_s32_f32(vcvt_f32_f16(vget_high_f16(texels.val[0])))); vst1q_s32(dst_ptr + x + 8, vcvtq_s32_f32(vcvt_f32_f16(vget_low_f16(texels.val[1])))); vst1q_s32(dst_ptr + x + 12, vcvtq_s32_f32(vcvt_f32_f16(vget_high_f16(texels.val[1])))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } default: ARM_COMPUTE_ERROR("dst data type not supported"); } break; #endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */ case DataType::F32: switch(_dst->info()->data_type()) { #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC case DataType::F16: { /* Down-conversion F32 -> F16 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const float32x4x4_t texels = { { vld1q_f32(src_ptr + x), vld1q_f32(src_ptr + x + 4), vld1q_f32(src_ptr + x + 8), vld1q_f32(src_ptr + x + 12) } }; vst1q_f16(dst_ptr + x, vcombine_f16(vcvt_f16_f32(texels.val[0]), vcvt_f16_f32(texels.val[1]))); vst1q_f16(dst_ptr + x + 8, vcombine_f16(vcvt_f16_f32(texels.val[2]), vcvt_f16_f32(texels.val[3]))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } #endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */ #if defined(__ARM_FEATURE_BF16_VECTOR_ARITHMETIC) || defined(ARM_COMPUTE_FORCE_BF16) case DataType::BFLOAT16: { /* Down-conversion F32 -> BFLOAT16 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { wrapper::vcvt_bf16_f32(reinterpret_cast(src.ptr()), reinterpret_cast(dst.ptr())); wrapper::vcvt_bf16_f32(reinterpret_cast(src.ptr()) + 8, reinterpret_cast(dst.ptr()) + 8); } for(; x < window_end_x; ++x) { *(dst_ptr + x) = *(src_ptr + x); } }, src, dst); break; } #endif /* defined(__ARM_FEATURE_BF16_VECTOR_ARITHMETIC) || defined(ARM_COMPUTE_FORCE_BF16) */ case DataType::S32: { /* Conversion F32 -> S32 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const float32x4x4_t texels = { { vld1q_f32(src_ptr + x), vld1q_f32(src_ptr + x + 4), vld1q_f32(src_ptr + x + 8), vld1q_f32(src_ptr + x + 12), } }; vst1q_s32(dst_ptr + x, vcvtq_s32_f32(texels.val[0])); vst1q_s32(dst_ptr + x + 4, vcvtq_s32_f32(texels.val[1])); vst1q_s32(dst_ptr + x + 8, vcvtq_s32_f32(texels.val[2])); vst1q_s32(dst_ptr + x + 12, vcvtq_s32_f32(texels.val[3])); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } case DataType::QASYMM8: case DataType::U8: { /* Down-conversion F32 -> U8 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const float32x4x4_t texels = { { vld1q_f32(src_ptr + x), vld1q_f32(src_ptr + x + 4), vld1q_f32(src_ptr + x + 8), vld1q_f32(src_ptr + x + 12), } }; vst1_u8(dst_ptr + x, vqmovn_u16(vcombine_u16(vqmovun_s32(vcvtq_s32_f32(texels.val[0])), vqmovun_s32(vcvtq_s32_f32(texels.val[1]))))); vst1_u8(dst_ptr + x + 8, vqmovn_u16(vcombine_u16(vqmovun_s32(vcvtq_s32_f32(texels.val[2])), vqmovun_s32(vcvtq_s32_f32(texels.val[3]))))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = utils::cast::saturate_cast(*(src_ptr + x)); } }, src, dst); break; } case DataType::QASYMM8_SIGNED: { /* Down-conversion F32 -> QASYMM8_SIGNED */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const float32x4x4_t texels = { { vld1q_f32(src_ptr + x), vld1q_f32(src_ptr + x + 4), vld1q_f32(src_ptr + x + 8), vld1q_f32(src_ptr + x + 12), } }; vst1_s8(dst_ptr + x, vqmovn_s16(vcombine_s16(vqmovn_s32(vcvtq_s32_f32(texels.val[0])), vqmovn_s32(vcvtq_s32_f32(texels.val[1]))))); vst1_s8(dst_ptr + x + 8, vqmovn_s16(vcombine_s16(vqmovn_s32(vcvtq_s32_f32(texels.val[2])), vqmovn_s32(vcvtq_s32_f32(texels.val[3]))))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = utils::cast::saturate_cast(*(src_ptr + x)); } }, src, dst); break; } default: ARM_COMPUTE_ERROR("dst data type not supported"); } break; case DataType::S32: switch(_dst->info()->data_type()) { #ifdef __ARM_FEATURE_FP16_VECTOR_ARITHMETIC case DataType::F16: { /* Down-conversion S32 -> F16 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const float32x4x4_t texels = { { vcvtq_f32_s32(vld1q_s32(src_ptr + x)), vcvtq_f32_s32(vld1q_s32(src_ptr + x + 4)), vcvtq_f32_s32(vld1q_s32(src_ptr + x + 8)), vcvtq_f32_s32(vld1q_s32(src_ptr + x + 12)) } }; vst1q_f16(dst_ptr + x, vcombine_f16(vcvt_f16_f32(texels.val[0]), vcvt_f16_f32(texels.val[1]))); vst1q_f16(dst_ptr + x + 8, vcombine_f16(vcvt_f16_f32(texels.val[2]), vcvt_f16_f32(texels.val[3]))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } #endif /* __ARM_FEATURE_FP16_VECTOR_ARITHMETIC */ case DataType::F32: { /* Conversion S32 -> F32 */ execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int32x4x4_t texels = { { vld1q_s32(src_ptr + x), vld1q_s32(src_ptr + x + 4), vld1q_s32(src_ptr + x + 8), vld1q_s32(src_ptr + x + 12), } }; vst1q_f32(dst_ptr + x, vcvtq_f32_s32(texels.val[0])); vst1q_f32(dst_ptr + x + 4, vcvtq_f32_s32(texels.val[1])); vst1q_f32(dst_ptr + x + 8, vcvtq_f32_s32(texels.val[2])); vst1q_f32(dst_ptr + x + 12, vcvtq_f32_s32(texels.val[3])); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); break; } case DataType::QASYMM8_SIGNED: { /* Down-conversion S32 -> QASYMM8_SIGNED */ if(ConvertPolicy::SATURATE == _policy) { execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int32x4x4_t texels = { { vld1q_s32(src_ptr + x), vld1q_s32(src_ptr + x + 4), vld1q_s32(src_ptr + x + 8), vld1q_s32(src_ptr + x + 12), } }; vst1_s8(dst_ptr + x, vqmovn_s16(vcombine_s16(vqmovn_s32(texels.val[0]), vqmovn_s32(texels.val[1])))); vst1_s8(dst_ptr + x + 8, vqmovn_s16(vcombine_s16(vqmovn_s32(texels.val[2]), vqmovn_s32(texels.val[3])))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = utils::cast::saturate_cast(*(src_ptr + x)); } }, src, dst); } else { execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int32x4x4_t texels = { { vld1q_s32(src_ptr + x), vld1q_s32(src_ptr + x + 4), vld1q_s32(src_ptr + x + 8), vld1q_s32(src_ptr + x + 12) } }; vst1_s8(dst_ptr + x, vmovn_s16(vcombine_s16(vmovn_s32(texels.val[0]), vmovn_s32(texels.val[1])))); vst1_s8(dst_ptr + x + 8, vmovn_s16(vcombine_s16(vmovn_s32(texels.val[2]), vmovn_s32(texels.val[3])))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); } break; } case DataType::QASYMM8: case DataType::U8: { /* Down-conversion S32 -> U8 */ if(ConvertPolicy::SATURATE == _policy) { execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int32x4x4_t texels = { { vld1q_s32(src_ptr + x), vld1q_s32(src_ptr + x + 4), vld1q_s32(src_ptr + x + 8), vld1q_s32(src_ptr + x + 12) } }; vst1_u8(dst_ptr + x, vqmovn_u16(vcombine_u16(vqmovun_s32(texels.val[0]), vqmovun_s32(texels.val[1])))); vst1_u8(dst_ptr + x + 8, vqmovn_u16(vcombine_u16(vqmovun_s32(texels.val[2]), vqmovun_s32(texels.val[3])))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = utils::cast::saturate_cast(*(src_ptr + x)); } }, src, dst); } else { execute_window_loop(win, [&](const Coordinates &) { const auto src_ptr = reinterpret_cast(src.ptr()); const auto dst_ptr = reinterpret_cast(dst.ptr()); int x = window_start_x; for(; x <= (window_end_x - window_step_x); x += window_step_x) { const int32x4x4_t texels = { { vld1q_s32(src_ptr + x), vld1q_s32(src_ptr + x + 4), vld1q_s32(src_ptr + x + 8), vld1q_s32(src_ptr + x + 12) } }; vst1_u8(dst_ptr + x, vmovn_u16(vcombine_u16(vmovn_u32(vreinterpretq_u32_s32(texels.val[0])), vmovn_u32(vreinterpretq_u32_s32(texels.val[1]))))); vst1_u8(dst_ptr + x + 8, vmovn_u16(vcombine_u16(vmovn_u32(vreinterpretq_u32_s32(texels.val[2])), vmovn_u32(vreinterpretq_u32_s32(texels.val[3]))))); } // Compute left-over elements for(; x < window_end_x; ++x) { *(dst_ptr + x) = static_cast(*(src_ptr + x)); } }, src, dst); } break; } default: ARM_COMPUTE_ERROR("dst data type not supported"); } break; default: ARM_COMPUTE_ERROR("Not supported"); } } const char *CpuCastKernel::name() const { return "CpuCastKernel.cpp"; } } // namespace kernels } // namespace cpu } // namespace arm_compute