Compute Library
 22.02
CpuConcatenateDepthKernel.cpp
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1 /*
2  * Copyright (c) 2017-2021 Arm Limited.
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25 
26 #include "arm_compute/core/Error.h"
30 #include "arm_compute/core/Utils.h"
33 #include "src/core/NEON/NEAsymm.h"
38 
39 #include <cstdint>
40 
41 namespace arm_compute
42 {
43 namespace cpu
44 {
45 namespace kernels
46 {
47 namespace
48 {
49 template <typename T>
50 void depth_concat(const ITensor *src, ITensor *dst, unsigned int depth_offset, const Window &window)
51 {
52  // Offset source
53  uint8_t *src_ptr = src->buffer() + src->info()->offset_first_element_in_bytes();
54 
55  // Offset destination
56  uint8_t *dst_ptr = dst->buffer() + dst->info()->offset_first_element_in_bytes() + depth_offset * dst->info()->strides_in_bytes()[2];
57 
58  const auto window_start_x = static_cast<int>(window.x().start());
59  const auto window_end_x = static_cast<int>(window.x().end());
60  const int window_step_x = 16 / dst->info()->element_size();
61 
62  Window win{ window };
63  win.set(Window::DimX, Window::Dimension(0, 1, 1));
64  win.set(Window::DimZ, Window::Dimension(0, src->info()->tensor_shape().z(), 1));
65 
66  Iterator src_it(src, win);
67  Iterator dst_it(dst, win);
68 
69  const DataType dt = src->info()->data_type();
70  const UniformQuantizationInfo src_qinfo = src->info()->quantization_info().uniform();
71  const UniformQuantizationInfo dst_qinfo = dst->info()->quantization_info().uniform();
72  if(dt == DataType::QASYMM8 && src_qinfo != dst_qinfo)
73  {
74  execute_window_loop(win, [&](const Coordinates &)
75  {
76  const auto in_ptr = reinterpret_cast<const uint8_t *>(src_ptr + src_it.offset());
77  const auto out_ptr = reinterpret_cast<uint8_t *>(dst_ptr + dst_it.offset());
78  int x = window_start_x;
79  for(; x <= (window_end_x - window_step_x); x += window_step_x)
80  {
81  wrapper::vstore(out_ptr + x, vquantize(vdequantize(wrapper::vloadq(in_ptr + x), src_qinfo), dst_qinfo));
82  }
83 
84  // Compute left-over elements
85  for(; x < window_end_x; ++x)
86  {
87  *(out_ptr + x) = quantize_qasymm8(dequantize_qasymm8(*(in_ptr + x), src_qinfo), dst_qinfo);
88  }
89  },
90  src_it, dst_it);
91  }
92  else if(dt == DataType::QASYMM8_SIGNED && src_qinfo != dst_qinfo)
93  {
94  execute_window_loop(win, [&](const Coordinates &)
95  {
96  const auto in_ptr = reinterpret_cast<const int8_t *>(src_ptr + src_it.offset());
97  const auto out_ptr = reinterpret_cast<int8_t *>(dst_ptr + dst_it.offset());
98  int x = window_start_x;
99  for(; x <= (window_end_x - window_step_x); x += window_step_x)
100  {
101  wrapper::vstore(out_ptr + x, vquantize_signed(vdequantize(wrapper::vloadq(in_ptr + x), src_qinfo), dst_qinfo));
102  }
103 
104  // Compute left-over elements
105  for(; x < window_end_x; ++x)
106  {
107  *(out_ptr + x) = quantize_qasymm8_signed(dequantize_qasymm8_signed(*(in_ptr + x), src_qinfo), dst_qinfo);
108  }
109  },
110  src_it, dst_it);
111  }
112  else
113  {
114  execute_window_loop(win, [&](const Coordinates &)
115  {
116  const auto in_ptr = reinterpret_cast<const T *>(src_ptr + src_it.offset());
117  const auto out_ptr = reinterpret_cast<T *>(dst_ptr + dst_it.offset());
118  int x = window_start_x;
119  for(; x <= (window_end_x - window_step_x); x += window_step_x)
120  {
121  wrapper::vstore(out_ptr + x, wrapper::vloadq(in_ptr + x));
122  }
123  // Compute left-over elements
124  for(; x < window_end_x; ++x)
125  {
126  *(out_ptr + x) = *(in_ptr + x);
127  }
128  },
129  src_it, dst_it);
130  }
131 }
132 
133 Status validate_arguments(const ITensorInfo *input, unsigned int depth_offset, const ITensorInfo *output)
134 {
136  //Note: ARM_COMPUTE_RETURN_ERROR_ON_CPU_F16_UNSUPPORTED(input) is not needed here as this kernel doesn't use CPU FP16 instructions.
139 
140  ARM_COMPUTE_RETURN_ERROR_ON(input->dimension(Window::DimX) != output->dimension(Window::DimX));
141  ARM_COMPUTE_RETURN_ERROR_ON(input->dimension(Window::DimY) != output->dimension(Window::DimY));
142  ARM_COMPUTE_RETURN_ERROR_ON(input->dimension(2) + depth_offset > output->dimension(2));
144 
145  return Status{};
146 }
147 } // namespace
148 
149 void CpuConcatenateDepthKernel::configure(const ITensorInfo *src, unsigned int depth_offset, ITensorInfo *dst)
150 {
152  ARM_COMPUTE_ERROR_THROW_ON(validate_arguments(src, depth_offset, dst));
153 
154  _func = nullptr;
155  _depth_offset = depth_offset;
156 
157  switch(src->data_type())
158  {
159  case DataType::QASYMM8:
160  _func = &depth_concat<uint8_t>;
161  break;
163  _func = &depth_concat<int8_t>;
164  break;
165  case DataType::F16:
166  _func = &depth_concat<uint16_t>;
167  break;
168  case DataType::F32:
169  _func = &depth_concat<uint32_t>;
170  break;
171  default:
172  ARM_COMPUTE_ERROR("Unsupported data type.");
173  }
174 
175  // Configure kernel window
176  Window win = calculate_max_window(*dst, Steps());
177  ICpuKernel::configure(win);
178 }
179 
181  unsigned int depth_offset,
182  const arm_compute::ITensorInfo *dst)
183 {
184  ARM_COMPUTE_RETURN_ON_ERROR(validate_arguments(src, depth_offset, dst));
185  return Status{};
186 }
187 
189 {
190  ARM_COMPUTE_UNUSED(info);
193  ARM_COMPUTE_ERROR_ON(_func == nullptr);
194 
195  (*_func)(tensors.get_const_tensor(TensorType::ACL_SRC),
197  _depth_offset,
198  window);
199 }
200 
202 {
203  return "CpuConcatenateDepthKernel";
204 }
205 } // namespace kernels
206 } // namespace cpu
207 } // namespace arm_compute
Window calculate_max_window(const ValidRegion &valid_region, const Steps &steps, bool skip_border, BorderSize border_size)
const Window & window() const
The maximum window the kernel can be executed on.
Definition: IKernel.cpp:28
void run_op(ITensorPack &tensors, const Window &window, const ThreadInfo &info) override
Execute the kernel on the passed window.
float dequantize_qasymm8(uint8_t value, const INFO_TYPE &qinfo)
Dequantize a value given an unsigned 8-bit asymmetric quantization scheme.
const char * name() const override
Name of the kernel.
uint8_t quantize_qasymm8(float value, const INFO_TYPE &qinfo, RoundingPolicy rounding_policy=RoundingPolicy::TO_NEAREST_UP)
Quantize a value given an unsigned 8-bit asymmetric quantization scheme.
#define ARM_COMPUTE_ERROR(msg)
Print the given message then throw an std::runtime_error.
Definition: Error.h:352
float32x4x2_t vdequantize(const uint8x8_t &qv, const UniformQuantizationInfo &qi)
Dequantize a neon vector holding 8 quantized values.
Definition: NEAsymm.h:415
uint8x16_t vloadq(const uint8_t *ptr)
Definition: load.h:58
#define ARM_COMPUTE_RETURN_ON_ERROR(status)
Checks if a status contains an error and returns it.
Definition: Error.h:204
virtual DataType data_type() const =0
Data type used for each element of the tensor.
1 channel, 1 F32 per channel
#define ARM_COMPUTE_ERROR_ON(cond)
If the condition is true then an error message is printed and an exception thrown.
Definition: Error.h:466
Store the tensor&#39;s metadata.
Definition: ITensorInfo.h:40
#define ARM_COMPUTE_ERROR_THROW_ON(status)
Definition: Error.h:455
Status class.
Definition: Error.h:52
#define ARM_COMPUTE_RETURN_ERROR_ON(cond)
If the condition is true, an error is returned.
Definition: Error.h:296
SimpleTensor< float > src
Definition: DFT.cpp:155
Copyright (c) 2017-2021 Arm Limited.
1 channel, 1 F16 per channel
#define ARM_COMPUTE_RETURN_ERROR_ON_NULLPTR(...)
Definition: Validate.h:159
void configure(const ITensorInfo *src, unsigned int depth_offset, ITensorInfo *dst)
Configure kernel for a given list of arguments.
const ITensor * get_const_tensor(int id) const
Get constant tensor of a given id.
Definition: ITensorPack.cpp:54
static constexpr size_t DimX
Alias for dimension 0 also known as X dimension.
Definition: Window.h:43
#define ARM_COMPUTE_UNUSED(...)
To avoid unused variables warnings.
Definition: Error.h:152
int8_t quantize_qasymm8_signed(float value, const INFO_TYPE &qinfo, RoundingPolicy rounding_policy=RoundingPolicy::TO_NEAREST_UP)
Quantize a value given a signed 8-bit asymmetric quantization scheme.
quantized, asymmetric fixed-point 8-bit number unsigned
Class to describe a number of elements in each dimension.
Definition: Steps.h:40
#define ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(k)
Definition: Validate.h:915
static constexpr size_t DimY
Alias for dimension 1 also known as Y dimension.
Definition: Window.h:45
ScaleKernelInfo info(interpolation_policy, default_border_mode, PixelValue(), sampling_policy, false)
ITensor * get_tensor(int id)
Get tensor of a given id from the pac.
Definition: ITensorPack.cpp:64
Information about executing thread and CPU.
Definition: CPPTypes.h:169
#define ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_SHAPES(...)
Definition: Validate.h:439
static constexpr size_t DimZ
Alias for dimension 2 also known as Z dimension.
Definition: Window.h:47
#define ARM_COMPUTE_RETURN_ERROR_ON_MISMATCHING_DATA_TYPES(...)
Definition: Validate.h:541
#define ARM_COMPUTE_RETURN_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(t, c,...)
Definition: Validate.h:788
uint8x8_t vquantize(const float32x4x2_t &qv, const UniformQuantizationInfo &qi)
Quantize a neon vector holding 8 floating point values.
Definition: NEAsymm.h:602
void vstore(uint8_t *ptr, uint8x8_t val)
Definition: store.h:39
float dequantize_qasymm8_signed(int8_t value, const INFO_TYPE &qinfo)
Dequantize a value given a signed 8-bit asymmetric quantization scheme.
Tensor packing service.
Definition: ITensorPack.h:39
#define ARM_COMPUTE_ERROR_ON_NULLPTR(...)
Definition: Validate.h:157
void execute_window_loop(const Window &w, L &&lambda_function, Ts &&... iterators)
Iterate through the passed window, automatically adjusting the iterators and calling the lambda_funct...
Definition: Helpers.inl:77
quantized, asymmetric fixed-point 8-bit number signed
Includes all wrapper headers at once.
int8x8_t vquantize_signed(const float32x4x2_t &qv, const UniformQuantizationInfo &qi)
Quantize a neon vector holding 8 floating point values.
Definition: NEAsymm.h:630
static Status validate(const ITensorInfo *src, unsigned int depth_offset, const ITensorInfo *dst)
Static function to check if given info will lead to a valid configuration.
DataType
Available data types.
Definition: Types.h:79
Describe a multidimensional execution window.
Definition: Window.h:39
#define ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(f, s)
Definition: Validate.h:201