Skip to content

[NFC] polish colossalai/kernel/cuda_native/csrc/kernels/dropout_kerne… #979

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Merged
binmakeswell merged 1 commit into from
May 16, 2022
Merged

[NFC] polish colossalai/kernel/cuda_native/csrc/kernels/dropout_kerne… #979

Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
46 changes: 16 additions & 30 deletions colossalai/kernel/cuda_native/csrc/kernels/dropout_kernels.cu
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,10 +1,10 @@
#include <cooperative_groups.h>

#include <chrono>
#include <ctime>

#include "kernels.h"

#include <cooperative_groups.h>

namespace cg = cooperative_groups;

curandStatePhilox4_32_10_t *curandstate;
Expand Down Expand Up @@ -165,8 +165,7 @@ __global__ void ls_dropout_kernel(const int total_count, const float ratio,
const float scale = 1.f / (1.f - ratio);
int i = blockIdx.x * blockDim.x + threadIdx.x;

if (i * 4 >= total_count)
return;
if (i * 4 >= total_count) return;

curandStatePhilox4_32_10_t state;
curand_init(seed, i, 0, &state);
Expand Down Expand Up @@ -202,8 +201,7 @@ __global__ void ls_dropout_kernel(const int total_count, const float ratio,

int i = blockIdx.x * blockDim.x + threadIdx.x;

if (i * 8 >= total_count)
return;
if (i * 8 >= total_count) return;

curandStatePhilox4_32_10_t state;
curand_init(seed, i, 0, &state);
Expand Down Expand Up @@ -261,8 +259,7 @@ __global__ void ls_dropout_bwd_kernel(const int total_count, const float ratio,
const float scale = 1.f / (1.f - ratio);
int i = blockIdx.x * blockDim.x + threadIdx.x;

if (i * 4 >= total_count)
return;
if (i * 4 >= total_count) return;

uint8_t m[4];

Expand All @@ -289,8 +286,7 @@ __global__ void ls_dropout_bwd_kernel(const int total_count, const float ratio,

int i = blockIdx.x * blockDim.x + threadIdx.x;

if (i * 8 >= total_count)
return;
if (i * 8 >= total_count) return;

float4 *out4 = reinterpret_cast<float4 *>(out);
const float4 *vals_float4 = reinterpret_cast<const float4 *>(in);
Expand Down Expand Up @@ -380,8 +376,7 @@ __global__ void ls_dropout_res_bias_kernel(
const float scale = 1.f / (1.f - ratio);
int i = blockIdx.x * blockDim.x + threadIdx.x;

if (i * 4 >= total_count)
return;
if (i * 4 >= total_count) return;

curandStatePhilox4_32_10_t state;
curand_init(seed, i, 0, &state);
Expand Down Expand Up @@ -424,8 +419,7 @@ __global__ void ls_dropout_res_bias_kernel(

int i = blockIdx.x * blockDim.x + threadIdx.x;

if (i * 8 >= total_count)
return;
if (i * 8 >= total_count) return;

curandStatePhilox4_32_10_t state;
curand_init(seed, i, 0, &state);
Expand Down Expand Up @@ -565,11 +559,9 @@ __global__ void ls_dropout_bias_bwd_kernel(
}
__syncthreads();

for (int i = 1; i < 32; i <<= 1)
sum += g.shfl_down(sum, i);
for (int i = 1; i < 32; i <<= 1) sum += g.shfl_down(sum, i);

if (y == 0)
tile[0][x] = sum;
if (y == 0) tile[0][x] = sum;
__syncthreads();

if (threadIdx.x < 8) {
Expand Down Expand Up @@ -621,11 +613,9 @@ __global__ void ls_dropout_bias_bwd_kernel(
}
__syncthreads();

for (int i = 1; i < WARP_SIZE; i <<= 1)
sum += g.shfl_down(sum, i);
for (int i = 1; i < WARP_SIZE; i <<= 1) sum += g.shfl_down(sum, i);

if (y == 0)
tile[0][x] = sum;
if (y == 0) tile[0][x] = sum;
__syncthreads();

if (threadIdx.x < 8) {
Expand Down Expand Up @@ -689,8 +679,7 @@ __global__ void ls_dropout_act_bias_kernel(
const float scale = 1.f / (1.f - ratio);
int i = blockIdx.x * blockDim.x + threadIdx.x;

if (i * 4 >= total_count)
return;
if (i * 4 >= total_count) return;

curandStatePhilox4_32_10_t state;
curand_init(seed, i, 0, &state);
Expand Down Expand Up @@ -735,8 +724,7 @@ __global__ void ls_dropout_act_bias_kernel(

int i = blockIdx.x * blockDim.x + threadIdx.x;

if (i * 8 >= total_count)
return;
if (i * 8 >= total_count) return;

curandStatePhilox4_32_10_t state;
curand_init(seed, i, 0, &state);
Expand Down Expand Up @@ -897,11 +885,9 @@ __global__ void ls_dropout_act_bias_bwd_kernel(
float sum = tile[threadIdx.y][threadIdx.x];
__syncthreads();

for (int i = 1; i < WARP_SIZE; i <<= 1)
sum += g.shfl_down(sum, i);
for (int i = 1; i < WARP_SIZE; i <<= 1) sum += g.shfl_down(sum, i);

if (threadIdx.x == 0)
tile[0][threadIdx.y] = sum;
if (threadIdx.x == 0) tile[0][threadIdx.y] = sum;
__syncthreads();

if (threadIdx.y == 0) {
Expand Down