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#include "caffe2/perfkernels/adagrad.h"
#include <cmath>
#include "caffe2/perfkernels/common.h"
namespace caffe2 {
void adagrad_update__base(
int N,
const float* w,
const float* g,
const float* h,
float* nw,
float* nh,
float epsilon,
float decay,
const float lr,
const float weight_decay = 0.f) {
internal::adagrad_update_base_inlined(
N, w, g, h, nw, nh, decay, epsilon, lr, weight_decay);
}
void adagrad_update_prefetch__base(
int N,
const float* w,
const float* /* w_n */, // prefetch ptr
const float* g,
const float* h,
const float* /* h_n */, // prefetch ptr
float* nw,
float* /* nw_n */, // prefetch ptr
float* nh,
float* /* nh_n */, // prefetch ptr
float epsilon,
float lr,
float weight_decay = 0.f) {
adagrad_update__base(N, w, g, h, nw, nh, epsilon, 1.0f, lr, weight_decay);
}
void adagrad_fp16_update_prefetch__base(
int N,
const at::Half* w,
const at::Half* /* w_n */, // prefetch ptr
const float* g,
const at::Half* h,
const at::Half* /* h_n */, // prefetch ptr
at::Half* nw,
at::Half* /* nw_n */, // prefetch ptr
at::Half* nh,
at::Half* /* nh_n */, // prefetch ptr
float epsilon,
float lr,
float weight_decay = 0.f) {
internal::adagrad_update_base_inlined(
N, w, g, h, nw, nh, 1.0f, epsilon, lr, weight_decay);
}
// version without prefetching
decltype(adagrad_update__base) adagrad_update__avx2_fma;
void adagrad_update(
int N,
const float* w,
const float* g,
const float* h,
float* nw,
float* nh,
float epsilon,
float decay,
float lr,
float weight_decay) {
AVX2_FMA_DO(
adagrad_update, N, w, g, h, nw, nh, epsilon, decay, lr, weight_decay);
BASE_DO(adagrad_update, N, w, g, h, nw, nh, epsilon, decay, lr, weight_decay);
}
decltype(adagrad_update_prefetch__base) adagrad_update_prefetch__avx2_fma;
void adagrad_update_prefetch(
int N,
const float* w,
const float* w_n, // prefetch ptr
const float* g,
const float* h,
const float* h_n, // prefetch ptr
float* nw,
float* nw_n, // prefetch ptr
float* nh,
float* nh_n, // prefetch ptr
float epsilon,
float lr,
float weight_decay) {
AVX2_FMA_DO(
adagrad_update_prefetch,
N,
w,
w_n,
g,
h,
h_n,
nw,
nw_n,
nh,
nh_n,
epsilon,
lr,
weight_decay);
BASE_DO(
adagrad_update_prefetch,
N,
w,
w_n,
g,
h,
h_n,
nw,
nw_n,
nh,
nh_n,
epsilon,
lr,
weight_decay);
}
// Version with prefetching for embeddings and
// momentum using fp16
decltype(adagrad_fp16_update_prefetch__base)
adagrad_fp16_update_prefetch__avx2_fma;
void adagrad_fp16_update_prefetch(
int N,
const at::Half* w,
const at::Half* w_n, // prefetch ptr
const float* g,
const at::Half* h,
const at::Half* h_n, // prefetch ptr
at::Half* nw,
at::Half* nw_n, // prefetch ptr
at::Half* nh,
at::Half* nh_n, // prefetch ptr
float epsilon,
float lr,
float weight_decay) {
AVX2_FMA_DO(
adagrad_fp16_update_prefetch,
N,
w,
w_n,
g,
h,
h_n,
nw,
nw_n,
nh,
nh_n,
epsilon,
lr,
weight_decay);
BASE_DO(
adagrad_fp16_update_prefetch,
N,
w,
w_n,
g,
h,
h_n,
nw,
nw_n,
nh,
nh_n,
epsilon,
lr,
weight_decay);
}
} // namespace caffe2
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