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Paddle/paddle/fluid/operators/jit/helper.cc

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/* Copyright (c) 2018 PaddlePaddle Authors. All Rights Reserved.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License. */
#include "paddle/fluid/operators/jit/helper.h"
#include <algorithm> // tolower
#include <numeric>
#include <string>
#include "paddle/fluid/platform/enforce.h"
namespace paddle {
namespace operators {
namespace jit {
std::map<size_t, std::shared_ptr<void>>& GetFuncCacheMap() {
static thread_local std::map<size_t, std::shared_ptr<void>> g_func_cache_map;
return g_func_cache_map;
}
#define ONE_CASE(key) \
case key: \
return #key
const char* to_string(KernelType kt) {
switch (kt) {
ONE_CASE(kNone);
ONE_CASE(kVMul);
ONE_CASE(kVAdd);
ONE_CASE(kVAddRelu);
ONE_CASE(kVSub);
ONE_CASE(kVScal);
ONE_CASE(kStrideScal);
ONE_CASE(kVAddBias);
ONE_CASE(kVRelu);
ONE_CASE(kVBroadcast);
ONE_CASE(kVCopy);
ONE_CASE(kVIdentity);
ONE_CASE(kVExp);
ONE_CASE(kVSquare);
ONE_CASE(kVSigmoid);
ONE_CASE(kVTanh);
ONE_CASE(kLSTMCtHt);
ONE_CASE(kLSTMC1H1);
ONE_CASE(kGRUH1);
ONE_CASE(kGRUHtPart1);
ONE_CASE(kGRUHtPart2);
ONE_CASE(kCRFDecoding);
ONE_CASE(kLayerNorm);
ONE_CASE(kNCHW16CMulNC);
ONE_CASE(kSeqPool);
ONE_CASE(kMatMul);
ONE_CASE(kHMax);
ONE_CASE(kHSum);
ONE_CASE(kStrideASum);
ONE_CASE(kSoftmax);
ONE_CASE(kEmbSeqPool);
ONE_CASE(kSgd);
default:
PADDLE_THROW("Not support type: %d, or forget to add it.", kt);
return "NOT JITKernel";
}
return nullptr;
}
const char* to_string(SeqPoolType tp) {
switch (tp) {
ONE_CASE(kNonePoolType);
ONE_CASE(kSum);
ONE_CASE(kAvg);
ONE_CASE(kSqrt);
default:
PADDLE_THROW("Not support type: %d, or forget to add it.", tp);
return "NOT PoolType";
}
return nullptr;
}
#undef ONE_CASE
KernelType to_kerneltype(const std::string& act) {
std::string lower = act;
std::transform(lower.begin(), lower.end(), lower.begin(), ::tolower);
if (lower == "relu" || lower == "vrelu") {
return kVRelu;
} else if (lower == "identity" || lower == "videntity" || lower == "") {
return kVIdentity;
} else if (lower == "exp" || lower == "vexp") {
return kVExp;
} else if (lower == "sigmoid" || lower == "vsigmoid") {
return kVSigmoid;
} else if (lower == "tanh" || lower == "vtanh") {
return kVTanh;
}
PADDLE_THROW("Not support type: %s, or forget to add this case", act);
return kNone;
}
template <>
void pack_weights<float>(const float* src, float* dst, int n, int k) {
int block, rest;
const auto groups = packed_groups(n, k, &block, &rest);
std::for_each(groups.begin(), groups.end(), [&](int i) {
PADDLE_ENFORCE_GT(i, 0, "each element of groups should be larger than 0.");
});
int sum = std::accumulate(groups.begin(), groups.end(), 0);
std::memset(dst, 0, k * sum * block * sizeof(float));
PADDLE_ENFORCE_GE(sum * block, n,
"The packed n should be equal to or larger than n");
const int block_len = sizeof(float) * block;
int n_offset = 0;
for (size_t g = 0; g < groups.size(); ++g) {
const float* from = src + n_offset;
for (int j = 0; j < k; ++j) {
size_t copy_sz = groups[g] * block_len;
if (g == groups.size() - 1 && rest != 0) {
copy_sz = (groups[g] - 1) * block_len + rest * sizeof(float);
}
std::memcpy(dst, from + j * n, copy_sz);
dst += groups[g] * block;
}
n_offset += groups[g] * block;
}
}
template <typename T>
typename std::enable_if<!std::is_same<T, float>::value>::type pack_weights(
const T* src, T* dst, int n, int k) {
PADDLE_THROW("Only support pack with float type.");
}
} // namespace jit
} // namespace operators
} // namespace paddle