InfiniTensor/include/utils/data_generator.h

104 lines
2.9 KiB
C++

#pragma once
#include "core/common.h"
#include "core/tensor_base.h"
#include "utils/data_convert.h"
#include <random>
namespace infini {
// TODO: isolate these class
class DataGenerator {
private:
virtual void fill(uint32_t *data, size_t size) { IT_TODO_HALT(); }
virtual void fill(float *data, size_t size) { IT_TODO_HALT(); }
virtual void fill_fp16(uint16_t *data, size_t size) { IT_TODO_HALT(); }
public:
virtual ~DataGenerator() {}
void operator()(void *data, size_t size, DataType dataType) {
if (dataType == DataType::UInt32)
fill(reinterpret_cast<uint32_t *>(data), size);
else if (dataType == DataType::Float32)
fill(reinterpret_cast<float *>(data), size);
else if (dataType == DataType::Float16)
fill_fp16(reinterpret_cast<uint16_t *>(data), size);
else
IT_TODO_HALT();
}
};
class IncrementalGenerator : public DataGenerator {
public:
virtual ~IncrementalGenerator() {}
private:
template <typename T> void fill(T *data, size_t size) {
for (size_t i = 0; i < size; i++) {
data[i] = i;
}
}
void fill(uint32_t *data, size_t size) override {
fill<uint32_t>(data, size);
}
void fill(float *data, size_t size) override { fill<float>(data, size); }
// FIXME: fix the accuracy standards when dtype is float16
void fill_fp16(uint16_t *data, size_t size) {
for (size_t i = 0; i < size; i++) {
float x = 2.0f;
data[i] = float_to_fp16(x);
}
}
};
class RandomGenerator : public DataGenerator {
private:
double l, r;
std::mt19937 e;
std::uniform_int_distribution<int> di;
std::uniform_real_distribution<float> dr;
public:
RandomGenerator(double l = 0, double r = 1, unsigned int seed = 0)
: l(l), r(r), e(seed), di(l, r), dr(l, r) {}
virtual ~RandomGenerator() {}
private:
void fill(uint32_t *data, size_t size) override {
for (size_t i = 0; i < size; i++) {
data[i] = di(e);
}
}
void fill(float *data, size_t size) override {
for (size_t i = 0; i < size; i++) {
data[i] = dr(e);
}
}
};
template <int val> class ValGenerator : public DataGenerator {
public:
virtual ~ValGenerator() {}
private:
template <typename T> void fill(T *data, size_t size) {
for (size_t i = 0; i < size; i++) {
data[i] = val;
}
}
void fill(uint32_t *data, size_t size) override {
fill<uint32_t>(data, size);
}
void fill(float *data, size_t size) override { fill<float>(data, size); }
void fill_fp16(uint16_t *data, size_t size) {
for (size_t i = 0; i < size; i++) {
float x = 1.0f * val;
data[i] = float_to_fp16(x);
}
}
};
typedef ValGenerator<1> OneGenerator;
typedef ValGenerator<0> ZeroGenerator;
} // namespace infini