Compute Library
 21.02
GCGEMMMatrixAdditionKernel.cpp
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25 
26 #include "arm_compute/core/Error.h"
32 #include "arm_compute/core/Types.h"
37 #include "support/StringSupport.h"
38 
39 using namespace arm_compute;
40 
42  : _input(nullptr), _output(nullptr)
43 {
44 }
45 
47 {
50  ARM_COMPUTE_ERROR_ON(input->info()->dimension(0) != output->info()->dimension(0));
51  ARM_COMPUTE_ERROR_ON(input->info()->dimension(1) != output->info()->dimension(1));
52 
53  _input = input;
54  _output = output;
55  const unsigned int num_elems_processed_per_iteration = max_gc_vector_width / data_size_from_type(input->info()->data_type());
56 
57  std::set<std::string> build_opts;
58  std::string dt_name = (input->info()->data_type() == DataType::F32) ? "DATA_TYPE_FP32" : "DATA_TYPE_FP16";
59  build_opts.emplace(("#define " + dt_name));
60  build_opts.emplace("#define LOCAL_SIZE_X " + support::cpp11::to_string(1));
61  build_opts.emplace("#define LOCAL_SIZE_Y " + support::cpp11::to_string(1));
62  build_opts.emplace("#define LOCAL_SIZE_Z " + support::cpp11::to_string(1));
63  build_opts.emplace("#define BETA " + float_to_string_with_full_precision(beta));
64 
65  // Create kernel
66  build_opts.emplace("#define GEMM_MATRIXADDITION");
67  std::string data_type_name = lower_string(string_from_data_type(input->info()->data_type()));
68  _kernel = GCKernelLibrary::get().create_kernel(("gemm_ma"), build_opts);
69 
70  // Configure kernel window
71  Window win = calculate_max_window(*_input->info(), Steps(num_elems_processed_per_iteration));
72 
75 
76  update_window_and_padding(win, input_access, output_access);
77 
78  output_access.set_valid_region(win, input->info()->valid_region());
79 
80  IGCKernel::configure(win);
81 }
82 
84 {
87 
88  _kernel.use();
89 
91 
92  do
93  {
94  unsigned int idx = 0;
95  add_2D_tensor_argument(idx, _input, 1, slice);
96  add_2D_tensor_argument(idx, _output, 2, slice);
97 
98  _kernel.update_shader_params();
99 
100  enqueue(*this, slice);
101  }
102  while(window.slide_window_slice_2D(slice));
103 }
Window first_slice_window_2D() const
First 2D slice of the window.
Definition: Window.h:283
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 enqueue(IGCKernel &kernel, const Window &window, const gles::NDRange &lws=gles::NDRange(1U, 1U, 1U))
Add the kernel to the command queue with the given window.
Definition: IGCKernel.cpp:41
virtual size_t dimension(size_t index) const =0
Return the size of the requested dimension.
void run(const Window &window) override
Enqueue the OpenGL ES shader to process the given window.
std::string to_string(T &&value)
Convert integer and float values to string.
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
Interface for GLES Compute tensor.
Definition: IGCTensor.h:35
std::string lower_string(const std::string &val)
Lower a given string.
Definition: Utils.cpp:350
bool slide_window_slice_2D(Window &slice) const
Slide the passed 2D window slice.
Definition: Window.h:323
Copyright (c) 2017-2021 Arm Limited.
virtual ValidRegion valid_region() const =0
Valid region of the tensor.
const std::string & string_from_data_type(DataType dt)
Convert a data type identity into a string.
Definition: Utils.cpp:135
bool update_window_and_padding(Window &win, Ts &&... patterns)
Update window and padding size for each of the access patterns.
Definition: WindowHelpers.h:46
std::string float_to_string_with_full_precision(float val)
Create a string with the float in full precision.
Definition: Utils.h:1262
#define ARM_COMPUTE_ERROR_ON_MISMATCHING_DATA_TYPES(...)
Definition: Validate.h:543
Manages all the GLES kernels compilation and caching, provides accessors for the GLES Context...
Class to describe a number of elements in each dimension.
Definition: Steps.h:40
Implementation of a row access pattern.
virtual ITensorInfo * info() const =0
Interface to be implemented by the child class to return the tensor&#39;s metadata.
size_t data_size_from_type(DataType data_type)
The size in bytes of the data type.
Definition: Utils.h:106
void add_2D_tensor_argument(unsigned int &idx, const IGCTensor *tensor, const unsigned int binding_point, const Window &window)
Add the passed 2D tensor&#39;s parameters to the object&#39;s kernel&#39;s arguments starting from the index idx...
Definition: IGCKernel.cpp:127
#define ARM_COMPUTE_ERROR_ON_UNCONFIGURED_KERNEL(k)
Definition: Validate.h:941
#define ARM_COMPUTE_ERROR_ON_DATA_TYPE_CHANNEL_NOT_IN(t, c,...)
Definition: Validate.h:790
Wrapper to configure the Khronos EGL and OpenGL ES C header.
static GCKernelLibrary & get()
Get the static instance of GCKernelLibrary.
GCKernel create_kernel(const std::string &shader_name, const StringSet &build_options_set={}) const
Creates a kernel from the kernel library.
unsigned int num_elems_processed_per_iteration
void configure(const IGCTensor *input, IGCTensor *output, float beta)
Initialise the kernel&#39;s input, output and beta value.
Describe a multidimensional execution window.
Definition: Window.h:39
#define ARM_COMPUTE_ERROR_ON_INVALID_SUBWINDOW(f, s)
Definition: Validate.h:205
SimpleTensor< T > slice(const SimpleTensor< T > &src, Coordinates starts, Coordinates ends)