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提交 8e182170 编写于 作者: T tensor-tang
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refine and replace lstm peephole kernel

上级 7ef2699e
隐藏空白更改
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Showing with 181 addition and 297 deletion
paddle/fluid/operators/fusion_lstm_op.cc
浏览文件 @ 8e182170
......@@ -15,11 +15,9 @@ limitations under the License. */
#include "paddle/fluid/operators/fusion_lstm_op.h"
#include <string>
#include "paddle/fluid/operators/math/blas.h"
#include "paddle/fluid/operators/math/cpu_vec.h"
#include "paddle/fluid/operators/math/fc_compute.h"
#include "paddle/fluid/operators/math/jit_kernel.h"
#include "paddle/fluid/operators/math/sequence2batch.h"
#include "paddle/fluid/platform/cpu_info.h"
namespace paddle {
namespace operators {
......@@ -219,116 +217,55 @@ This operator fuse the X into LSTM, more details can refer to LSTM op.
template <typename T>
class FuisonLSTMKernel : public framework::OpKernel<T> {
public:
#define INIT_VEC_FUNC \
std::function<void(const int, const T *, T *)> act_gate, act_cell, act_cand; \
auto& act_gate_str = ctx.Attr<std::string>("gate_activation"); \
auto& act_cell_str = ctx.Attr<std::string>("cell_activation"); \
auto& act_cand_str = ctx.Attr<std::string>("candidate_activation"); \
if (platform::jit::MayIUse(platform::jit::avx)) { \
math::VecActivations<T, platform::jit::avx> act_functor; \
act_gate = act_functor(act_gate_str); \
act_cell = act_functor(act_cell_str); \
act_cand = act_functor(act_cand_str); \
} else { \
math::VecActivations<T, platform::jit::isa_any> act_functor; \
act_gate = act_functor(act_gate_str); \
act_cell = act_functor(act_cell_str); \
act_cand = act_functor(act_cand_str); \
}
#define INIT_BASE_INPUT_OUTPUT \
auto* x = ctx.Input<LoDTensor>("X"); \
auto* h0 = ctx.Input<Tensor>("H0"); \
auto* c0 = ctx.Input<Tensor>("C0"); \
auto* wx = ctx.Input<Tensor>("WeightX"); \
auto* wh = ctx.Input<Tensor>("WeightH"); \
auto* bias = ctx.Input<Tensor>("Bias"); \
auto* xx = ctx.Output<LoDTensor>("XX"); \
auto* hidden_out = ctx.Output<LoDTensor>("Hidden"); \
auto* cell_out = ctx.Output<LoDTensor>("Cell"); \
bool is_reverse = ctx.Attr<bool>("is_reverse"); \
bool use_peepholes = ctx.Attr<bool>("use_peepholes");
#define INIT_BASE_SIZES \
auto x_dims = x->dims(); /* T x M*/ \
auto wh_dims = wh->dims(); /* D x 4D*/ \
const int M = x_dims[1]; \
const int D = wh_dims[0]; \
const int D2 = D * 2; \
const int D3 = D * 3; \
const int D4 = wh_dims[1];
#define INIT_BASE_INPUT_DATAS \
const T* x_data = x->data<T>(); \
const T* wx_data = wx->data<T>(); \
const T* wh_data = wh->data<T>(); \
/* diagonal weight*/ \
const T* wc_data = bias->data<T>() + D4; \
/* for peephole only*/ \
T* checked_cell_data = nullptr; \
auto place = ctx.GetPlace(); \
if (use_peepholes) { \
/* w_ic * Ct-1, w_fc * Ct-1 ; w_oc * Ct => ih*/ \
auto* checked_cell = ctx.Output<Tensor>("CheckedCell"); \
checked_cell_data = checked_cell->mutable_data<T>(place); \
}
/// Compute LSTM
#define INIT_BASE_DEFINES \
using DeviceContext = paddle::platform::CPUDeviceContext; \
auto* x = ctx.Input<LoDTensor>("X"); \
auto* h0 = ctx.Input<Tensor>("H0"); \
auto* c0 = ctx.Input<Tensor>("C0"); \
auto* wx = ctx.Input<Tensor>("WeightX"); \
auto* wh = ctx.Input<Tensor>("WeightH"); \
auto* bias = ctx.Input<Tensor>("Bias"); \
auto* xx = ctx.Output<LoDTensor>("XX"); \
auto* hidden_out = ctx.Output<LoDTensor>("Hidden"); \
auto* cell_out = ctx.Output<LoDTensor>("Cell"); \
bool is_reverse = ctx.Attr<bool>("is_reverse"); \
bool use_peepholes = ctx.Attr<bool>("use_peepholes"); \
auto x_dims = x->dims(); /* T x M*/ \
auto wh_dims = wh->dims(); /* D x 4D*/ \
const int M = x_dims[1]; \
const int D = wh_dims[0]; \
const int D4 = wh_dims[1]
#define INIT_OTHER_DEFINES \
const T* x_data = x->data<T>(); \
const T* wx_data = wx->data<T>(); \
const T* wh_data = wh->data<T>(); \
/* diagonal weight*/ \
const T* wp_data = bias->data<T>() + D4; \
/* for peephole only*/ \
T* checked_cell_data = nullptr; \
auto place = ctx.GetPlace(); \
if (use_peepholes) { \
/* w_ic * Ct-1, w_fc * Ct-1 ; w_oc * Ct => ih*/ \
auto* checked_cell = ctx.Output<Tensor>("CheckedCell"); \
checked_cell_data = checked_cell->mutable_data<T>(place); \
} \
const auto& ker = \
math::jitkernel::KernelPool::Instance() \
.template Get<math::jitkernel::LSTMKernel<T>, const std::string&, \
const std::string&, const std::string&>( \
ctx.Attr<std::string>("gate_activation"), \
ctx.Attr<std::string>("candidate_activation"), \
ctx.Attr<std::string>("cell_activation"), D, use_peepholes)
// Wh GEMM
#define GEMM_WH_ADDON(bs, prev, out) \
blas.GEMM(CblasNoTrans, CblasNoTrans, bs, D4, D, static_cast<T>(1), prev, D, \
wh_data, D4, static_cast<T>(1), out, D4)
#define GET_Ct(ct_1, gates, ct) \
/* C_t = C_t-1 * fgated + cand_gated * igated*/ \
act_cand(D, gates, gates); \
blas.VMUL(D, gates, gates + D, gates + D); \
blas.VMUL(D, ct_1, gates + D2, gates + D2); \
blas.VADD(D, gates + D, gates + D2, ct)
#define GET_Ht(ct, gates, ht) \
/* H_t = act_cell(C_t) * ogated */ \
act_cell(D, ct, gates + D2); \
blas.VMUL(D, gates + D2, gates + D3, ht)
#define GET_Ct_NOH0C0(gates, ct) \
/* C_t = igated * cgated*/ \
act_gate(D, gates + D, gates + D); \
act_cand(D, gates, gates); \
blas.VMUL(D, gates, gates + D, ct)
#define COMPUTE_CtHt_NOH0C0(gates, ct, ht) \
GET_Ct_NOH0C0(gates, ct); \
act_gate(D, gates + D3, gates + D3); \
GET_Ht(ct, gates, ht)
#define COMPUTE_CtHt_PEEPHOLE_NOH0C0(gates, ct, ht) \
GET_Ct_NOH0C0(gates, ct); \
/* get outgated, put W_oc * C_t on igated */ \
blas.VMUL(D, wc_data + D2, ct, gates + D); \
blas.VADD(D, gates + D, gates + D3, gates + D3); \
act_gate(D, gates + D3, gates + D3); \
GET_Ht(ct, gates, ht)
#define COMPUTE_CtHt_PEEPHOLE(gates, ct_1, ct, ht) \
/* get fgated and igated*/ \
blas.VMUL(D, wc_data, ct_1, checked_cell_data); \
blas.VMUL(D, wc_data + D, ct_1, checked_cell_data + D); \
blas.VADD(D2, checked_cell_data, gates + D, gates + D); \
act_gate(D2, gates + D, gates + D); \
GET_Ct(ct_1, gates, ct); \
/* get ogated*/ \
blas.VMUL(D, wc_data + D2, ct, gates + D); \
blas.VADD(D, gates + D, gates + D3, gates + D3); \
act_gate(D, gates + D3, gates + D3); \
GET_Ht(ct, gates, ht)
void SeqCompute(const framework::ExecutionContext& ctx) const {
using DeviceContext = paddle::platform::CPUDeviceContext;
INIT_BASE_INPUT_OUTPUT
INIT_BASE_SIZES
INIT_VEC_FUNC
INIT_BASE_INPUT_DATAS
INIT_BASE_DEFINES;
INIT_OTHER_DEFINES;
auto x_lod = x->lod();
const int total_T = x_dims[0];
const int N = x_lod[0].size() - 1;
......@@ -352,84 +289,47 @@ class FuisonLSTMKernel : public framework::OpKernel<T> {
gate_offset = -D;
}
#define MOVE_ONE_STEP \
prev_h_data = h_out_data; \
prev_c_data = c_out_data; \
xx_data = xx_data + xx_offset; \
h_out_data = h_out_data + gate_offset; \
c_out_data = c_out_data + gate_offset
#define PROCESS_H0C0_DEFINES \
int bid = is_reverse ? N - 1 - i : i; \
int seq_len = x_lod[0][bid + 1] - x_lod[0][bid]; \
const T* prev_c_data = nullptr; \
const T* prev_h_data = nullptr; \
int tstart = 0
#define PROCESS_H0C0_PEEPHOLE \
PROCESS_H0C0_DEFINES; \
if (h0_data) { \
prev_h_data = h0_data + bid * D; \
prev_c_data = c0_data + bid * D; \
} else { \
COMPUTE_CtHt_PEEPHOLE_NOH0C0(xx_data, c_out_data, h_out_data); \
MOVE_ONE_STEP; \
tstart = 1; \
}
#define PROCESS_H0C0 \
PROCESS_H0C0_DEFINES; \
if (h0_data) { \
prev_h_data = h0_data + bid * D; \
prev_c_data = c0_data + bid * D; \
} else { \
COMPUTE_CtHt_NOH0C0(xx_data, c_out_data, h_out_data); \
MOVE_ONE_STEP; \
tstart = 1; \
}
if (use_peepholes) {
for (int i = 0; i < N; ++i) {
PROCESS_H0C0_PEEPHOLE
for (int step = tstart; step < seq_len; ++step) {
GEMM_WH_ADDON(1, prev_h_data, xx_data);
COMPUTE_CtHt_PEEPHOLE(xx_data, prev_c_data, c_out_data, h_out_data);
MOVE_ONE_STEP;
}
for (int i = 0; i < N; ++i) {
int bid = is_reverse ? N - 1 - i : i;
int seq_len = x_lod[0][bid + 1] - x_lod[0][bid];
const T* prev_c_data = nullptr;
const T* prev_h_data = nullptr;
int tstart = 0;
if (h0_data) {
prev_h_data = h0_data + bid * D;
prev_c_data = c0_data + bid * D;
} else {
ker->ComputeC1H1(xx_data, c_out_data, h_out_data, wp_data);
tstart = 1;
// move one step
prev_h_data = h_out_data;
prev_c_data = c_out_data;
xx_data = xx_data + xx_offset;
h_out_data = h_out_data + gate_offset;
c_out_data = c_out_data + gate_offset;
}
} else {
const auto& ker =
math::jitkernel::KernelPool::Instance()
.template Get<math::jitkernel::LSTMKernel<T>, const std::string&,
const std::string&, const std::string&>(
act_gate_str, act_cand_str, act_cell_str, D, false);
for (int i = 0; i < N; ++i) {
PROCESS_H0C0
for (int step = tstart; step < seq_len; ++step) {
GEMM_WH_ADDON(1, prev_h_data, xx_data);
ker->ComputeCtHt(xx_data, prev_c_data, c_out_data, h_out_data);
MOVE_ONE_STEP;
}
for (int step = tstart; step < seq_len; ++step) {
GEMM_WH_ADDON(1, prev_h_data, xx_data);
ker->ComputeCtHt(xx_data, prev_c_data, c_out_data, h_out_data, wp_data,
checked_cell_data);
// move one step
prev_h_data = h_out_data;
prev_c_data = c_out_data;
xx_data = xx_data + xx_offset;
h_out_data = h_out_data + gate_offset;
c_out_data = c_out_data + gate_offset;
}
}
#undef PROCESS_H0C0_DEFINES
#undef PROCESS_H0C0_PEEPHOLE
#undef PROCESS_H0C0
#undef MOVE_ONE_STEP
}
void BatchCompute(const framework::ExecutionContext& ctx) const {
using DeviceContext = platform::CPUDeviceContext;
INIT_BASE_INPUT_OUTPUT
INIT_BASE_SIZES
INIT_BASE_DEFINES;
if (x->lod()[0].size() == 2) {
xx->Resize({x_dims[0], D4});
SeqCompute(ctx);
return;
}
INIT_VEC_FUNC
INIT_BASE_INPUT_DATAS
INIT_OTHER_DEFINES;
auto* reordered_h0 = ctx.Output<Tensor>("ReorderedH0");
auto* reordered_c0 = ctx.Output<Tensor>("ReorderedC0");
......@@ -477,8 +377,8 @@ class FuisonLSTMKernel : public framework::OpKernel<T> {
prev_c_data = reordered_c0_data;
size_t sz = sizeof(T) * D;
for (int i = 0; i < max_bs; ++i) {
std::memcpy(reordered_h0_data, h0_data + seq_order[i] * D, sz);
std::memcpy(reordered_c0_data, c0_data + seq_order[i] * D, sz);
blas.VCOPY(sz, h0_data + seq_order[i] * D, reordered_h0_data);
blas.VCOPY(sz, c0_data + seq_order[i] * D, reordered_c0_data);
reordered_h0_data += D;
reordered_c0_data += D;
}
......@@ -488,13 +388,7 @@ class FuisonLSTMKernel : public framework::OpKernel<T> {
T* cur_h_out_data = batched_h_out_data;
T* cur_c_out_data = batched_c_out_data;
for (int i = 0; i < max_bs; ++i) {
GET_Ct_NOH0C0(cur_in_data, cur_c_out_data);
if (use_peepholes) {
blas.VMUL(D, wc_data + D2, cur_c_out_data, cur_in_data + D);
blas.VADD(D, cur_in_data + D, cur_in_data + D3, cur_in_data + D3);
}
act_gate(D, cur_in_data + D3, cur_in_data + D3);
GET_Ht(cur_c_out_data, cur_in_data, cur_h_out_data);
ker->ComputeC1H1(cur_in_data, cur_c_out_data, cur_h_out_data, wp_data);
cur_in_data += D4;
cur_c_out_data += D;
cur_h_out_data += D;
......@@ -503,66 +397,37 @@ class FuisonLSTMKernel : public framework::OpKernel<T> {
prev_h_data = batched_h_out_data;
prev_c_data = batched_c_out_data;
}
// compute kernel part
const auto& batch_starts = batched_lod[0];
const int max_seq_len = batch_starts.size() - 1;
const int offset = tstart * max_bs * D;
batched_input_data = batched_input_data + offset * 4;
batched_h_out_data = batched_h_out_data + offset;
batched_c_out_data = batched_c_out_data + offset;
#define DEFINE_CUR \
T* cur_in_data = batched_input_data; \
T* cur_prev_c_data = prev_c_data; \
T* cur_c_out_data = batched_c_out_data; \
T* cur_h_out_data = batched_h_out_data
#define MOVE_ONE_BATCH \
cur_in_data += D4; \
cur_prev_c_data += D; \
cur_c_out_data += D; \
cur_h_out_data += D
#define MOVE_ONE_STEP \
prev_c_data = batched_c_out_data; \
prev_h_data = batched_h_out_data; \
batched_c_out_data = cur_c_out_data; \
batched_h_out_data = cur_h_out_data; \
batched_input_data = cur_in_data
if (use_peepholes) {
for (int step = tstart; step < max_seq_len; ++step) {
const int cur_bs = batch_starts[step + 1] - batch_starts[step];
GEMM_WH_ADDON(cur_bs, prev_h_data, batched_input_data);
DEFINE_CUR;
for (int i = 0; i < cur_bs; ++i) {
COMPUTE_CtHt_PEEPHOLE(cur_in_data, cur_prev_c_data, cur_c_out_data,
cur_h_out_data);
MOVE_ONE_BATCH;
}
MOVE_ONE_STEP;
}
} else {
const auto& ker =
math::jitkernel::KernelPool::Instance()
.template Get<math::jitkernel::LSTMKernel<T>, const std::string&,
const std::string&, const std::string&>(
act_gate_str, act_cand_str, act_cell_str, D, false);
for (int step = tstart; step < max_seq_len; ++step) {
const int cur_bs = batch_starts[step + 1] - batch_starts[step];
GEMM_WH_ADDON(cur_bs, prev_h_data, batched_input_data);
DEFINE_CUR;
for (int i = 0; i < cur_bs; ++i) {
ker->ComputeCtHt(cur_in_data, cur_prev_c_data, cur_c_out_data,
cur_h_out_data);
MOVE_ONE_BATCH;
}
MOVE_ONE_STEP;
for (int step = tstart; step < max_seq_len; ++step) {
const int cur_bs = batch_starts[step + 1] - batch_starts[step];
GEMM_WH_ADDON(cur_bs, prev_h_data, batched_input_data);
T* cur_in_data = batched_input_data;
T* cur_prev_c_data = prev_c_data;
T* cur_c_out_data = batched_c_out_data;
T* cur_h_out_data = batched_h_out_data;
for (int i = 0; i < cur_bs; ++i) {
ker->ComputeCtHt(cur_in_data, cur_prev_c_data, cur_c_out_data,
cur_h_out_data, wp_data, checked_cell_data);
// move one batch
cur_in_data += D4;
cur_prev_c_data += D;
cur_c_out_data += D;
cur_h_out_data += D;
}
// move one step
prev_c_data = batched_c_out_data;
prev_h_data = batched_h_out_data;
batched_c_out_data = cur_c_out_data;
batched_h_out_data = cur_h_out_data;
batched_input_data = cur_in_data;
}
#undef MOVE_ONE_STEP
#undef MOVE_ONE_BATCH
#undef DEFINE_CUR
math::Batch2LoDTensorFunctor<DeviceContext, T> to_seq;
batched_h_out->set_lod(batched_lod);
......@@ -579,17 +444,9 @@ class FuisonLSTMKernel : public framework::OpKernel<T> {
}
}
#undef COMPUTE_CtHt_PEEPHOLE
#undef GET_Ct_NOH0C0
#undef COMPUTE_CtHt_NOH0C0
#undef COMPUTE_CtHt_PEEPHOLE_NOH0C0
#undef GET_Ht
#undef GET_Ct
#undef GEMM_WH_ADDON
#undef INIT_BASE_INPUT_DATAS
#undef INIT_BASE_SIZES
#undef INIT_BASE_INPUT_OUTPUT
#undef INIT_VEC_FUNC
#undef INIT_OTHER_DEFINES
#undef INIT_BASE_DEFINES
};
} // namespace operators
......
paddle/fluid/operators/math/jit_kernel.h
浏览文件 @ 8e182170
......@@ -126,7 +126,14 @@ template <typename T>
class LSTMKernel : public Kernel {
public:
virtual void ComputeCtHt(T *gates, const T *ct_1, T *ct, T *ht,
/* below only used in peephole*/
const T *wp_data = nullptr,
T *checked = nullptr) const = 0;
// compute c1 and h1 without c0 or h0
virtual void ComputeC1H1(T *gates, T *ct, T *ht,
/* below only used in peephole*/
const T *wp_data = nullptr) const = 0;
};
} // namespace jitkernel
......
paddle/fluid/operators/math/jit_kernel_lstm.cc
浏览文件 @ 8e182170
......@@ -82,6 +82,26 @@ __m256 AVXActImpl<kIdentity>::Compute(__m256 x) const {
}
#endif
template <typename T>
static std::shared_ptr<const VActKernel<T>> GetActKernel(
const std::string& type, int n) {
if (type == "sigmoid") {
return std::dynamic_pointer_cast<const VActKernel<T>>(
KernelPool::Instance().template Get<VSigmoidKernel<T>>(n));
} else if (type == "relu") {
return std::dynamic_pointer_cast<const VActKernel<T>>(
KernelPool::Instance().template Get<VReluKernel<T>>(n));
} else if (type == "tanh") {
return std::dynamic_pointer_cast<const VActKernel<T>>(
KernelPool::Instance().template Get<VTanhKernel<T>>(n));
} else if (type == "identity" || type == "") {
return std::dynamic_pointer_cast<const VActKernel<T>>(
KernelPool::Instance().template Get<VIdentityKernel<T>>(n));
}
PADDLE_THROW("Not support type: %s", type);
return nullptr;
}
/* LSTM JitKernel */
template <typename T, jit::cpu_isa_t isa, jit_block>
class LSTMKernelImpl : public LSTMKernel<T> {
......@@ -93,26 +113,10 @@ class LSTMKernelImpl : public LSTMKernel<T> {
d_ = d;
d2_ = d * 2;
d3_ = d * 3;
auto GetActKernel = [&](const std::string& type,
int n) -> std::shared_ptr<const VActKernel<T>> {
if (type == "sigmoid") {
return std::dynamic_pointer_cast<const VActKernel<T>>(
KernelPool::Instance().template Get<VSigmoidKernel<T>>(n));
} else if (type == "relu") {
return std::dynamic_pointer_cast<const VActKernel<T>>(
KernelPool::Instance().template Get<VReluKernel<T>>(n));
} else if (type == "tanh") {
return std::dynamic_pointer_cast<const VActKernel<T>>(
KernelPool::Instance().template Get<VTanhKernel<T>>(n));
} else if (type == "identity" || type == "") {
return std::dynamic_pointer_cast<const VActKernel<T>>(
KernelPool::Instance().template Get<VIdentityKernel<T>>(n));
}
PADDLE_THROW("Not support type: %s", type);
};
act_gate_3d_ = GetActKernel(act_gate, d * 3);
act_cand_d_ = GetActKernel(act_cand, d);
act_cell_d_ = GetActKernel(act_cell, d);
act_gate_d3_ = GetActKernel<T>(act_gate, d3_);
act_gate_d_ = GetActKernel<T>(act_gate, d);
act_cand_d_ = GetActKernel<T>(act_cand, d);
act_cell_d_ = GetActKernel<T>(act_cell, d);
vmul_d_ = KernelPool::Instance().template Get<VMulKernel<T>>(d);
vadd_d_ = KernelPool::Instance().template Get<VAddKernel<T>>(d);
#ifdef __AVX__
......@@ -134,10 +138,10 @@ class LSTMKernelImpl : public LSTMKernel<T> {
#endif
}
void ComputeCtHt(T* gates, const T* ct_1, T* ct, T* ht,
void ComputeCtHt(T* gates, const T* ct_1, T* ct, T* ht, const T* wp_data,
T* checked) const override {
// gates: W_ch, W_ih, W_fh, W_oh
act_gate_3d_->Compute(gates + d_, gates + d_);
act_gate_d3_->Compute(gates + d_, gates + d_);
/* C_t = C_t-1 * fgated + cand_gated * igated */
act_cand_d_->Compute(gates, gates);
......@@ -149,10 +153,21 @@ class LSTMKernelImpl : public LSTMKernel<T> {
act_cell_d_->Compute(ct, gates + d2_);
vmul_d_->Compute(gates + d2_, gates + d3_, ht);
}
void ComputeC1H1(T* gates, T* ct, T* ht, const T* wp_data) const override {
/* C_t = igated * cgated*/
act_gate_d_->Compute(gates + d_, gates + d_);
act_cand_d_->Compute(gates, gates);
vmul_d_->Compute(gates, gates + d_, ct);
/* H_t = act_cell(C_t) * ogated */
act_gate_d_->Compute(gates + d3_, gates + d3_);
act_cell_d_->Compute(ct, gates + d2_);
vmul_d_->Compute(gates + d2_, gates + d3_, ht);
}
private:
int d_, d2_, d3_;
std::shared_ptr<const VActKernel<T>> act_gate_3d_, act_cand_d_, act_cell_d_;
std::shared_ptr<const VActKernel<T>> act_gate_d3_, act_gate_d_, act_cand_d_,
act_cell_d_;
std::shared_ptr<const VMulKernel<T>> vmul_d_;
std::shared_ptr<const VAddKernel<T>> vadd_d_;
#ifdef __AVX__
......@@ -163,8 +178,8 @@ class LSTMKernelImpl : public LSTMKernel<T> {
#define INTRI8_FLOAT(isa) \
template <> \
void LSTMKernelImpl<float, isa, kEQ8>::ComputeCtHt( \
float* gates, const float* ct_1, float* ct, float* ht, float* checked) \
const { \
float* gates, const float* ct_1, float* ct, float* ht, \
const float* wp_data, float* checked) const { \
/* gates: W_ch, W_ih, W_fh, W_oh */ \
__m256 c, i, f, o; \
c = _mm256_loadu_ps(gates); \
......@@ -205,51 +220,56 @@ class PeepholeKernelImpl : public LSTMKernel<T> {
d_ = d;
d2_ = d * 2;
d3_ = d * 3;
auto GetActKernel = [&](const std::string& type,
int n) -> std::shared_ptr<const VActKernel<T>> {
if (type == "sigmoid") {
return std::dynamic_pointer_cast<const VActKernel<T>>(
KernelPool::Instance().template Get<VSigmoidKernel<T>>(n));
} else if (type == "relu") {
return std::dynamic_pointer_cast<const VActKernel<T>>(
KernelPool::Instance().template Get<VReluKernel<T>>(n));
} else if (type == "tanh") {
return std::dynamic_pointer_cast<const VActKernel<T>>(
KernelPool::Instance().template Get<VTanhKernel<T>>(n));
} else if (type == "identity" || type == "") {
return std::dynamic_pointer_cast<const VActKernel<T>>(
KernelPool::Instance().template Get<VIdentityKernel<T>>(n));
}
PADDLE_THROW("Not support type: %s", type);
};
act_gate_3d_ = GetActKernel(act_gate, d * 3);
act_cand_d_ = GetActKernel(act_cand, d);
act_cell_d_ = GetActKernel(act_cell, d);
act_gate_d_ = GetActKernel<T>(act_gate, d);
act_cand_d_ = GetActKernel<T>(act_cand, d);
act_cell_d_ = GetActKernel<T>(act_cell, d);
vmul_d_ = KernelPool::Instance().template Get<VMulKernel<T>>(d);
vadd_d_ = KernelPool::Instance().template Get<VAddKernel<T>>(d);
vadd_d2_ = KernelPool::Instance().template Get<VAddKernel<T>>(d2_);
act_gate_d2_ = GetActKernel<T>(act_gate, d2_);
}
void ComputeCtHt(T* gates, const T* ct_1, T* ct, T* ht,
void ComputeCtHt(T* gates, const T* ct_1, T* ct, T* ht, const T* wp_data,
T* checked) const override {
// gates: W_ch, W_ih, W_fh, W_oh
act_gate_3d_->Compute(gates + d_, gates + d_);
/* C_t = C_t-1 * fgated + cand_gated * igated */
/* get fgated and igated*/
vmul_d_->Compute(wp_data, ct_1, checked);
vmul_d_->Compute(wp_data + d_, ct_1, checked + d_);
vadd_d2_->Compute(checked, gates + d_, gates + d_);
act_gate_d2_->Compute(gates + d_, gates + d_);
/* C_t = C_t-1 * fgated + cand_gated * igated*/
act_cand_d_->Compute(gates, gates);
vmul_d_->Compute(gates, gates + d_, gates + d_);
vmul_d_->Compute(ct_1, gates + d2_, gates + d2_);
vadd_d_->Compute(gates + d_, gates + d2_, ct);
/* get ogated*/
vmul_d_->Compute(wp_data + d2_, ct, gates + d_);
vadd_d_->Compute(gates + d_, gates + d3_, gates + d3_);
act_gate_d_->Compute(gates + d3_, gates + d3_);
/* H_t = act_cell(C_t) * ogated */
act_cell_d_->Compute(ct, gates + d2_);
vmul_d_->Compute(gates + d2_, gates + d3_, ht);
}
void ComputeC1H1(T* gates, T* ct, T* ht, const T* wp_data) const override {
/* C_t = igated * cgated*/
act_gate_d_->Compute(gates + d_, gates + d_);
act_cand_d_->Compute(gates, gates);
vmul_d_->Compute(gates, gates + d_, ct);
/* get outgated, put W_oc * C_t on igated */
vmul_d_->Compute(wp_data + d2_, ct, gates + d_);
vadd_d_->Compute(gates + d_, gates + d3_, gates + d3_);
/* H_t = act_cell(C_t) * ogated */
act_gate_d_->Compute(gates + d3_, gates + d3_);
act_cell_d_->Compute(ct, gates + d2_);
vmul_d_->Compute(gates + d2_, gates + d3_, ht);
}
private:
int d_, d2_, d3_;
std::shared_ptr<const VActKernel<T>> act_gate_3d_, act_cand_d_, act_cell_d_;
std::shared_ptr<const VActKernel<T>> act_gate_d2_, act_gate_d_, act_cand_d_,
act_cell_d_;
std::shared_ptr<const VMulKernel<T>> vmul_d_;
std::shared_ptr<const VAddKernel<T>> vadd_d_;
std::shared_ptr<const VAddKernel<T>> vadd_d_, vadd_d2_;
};
#define JITKERNEL_DECLARE_LSTM(ker_class, ker_dtype) \
......
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