".circleci/unittest/vscode:/vscode.git/clone" did not exist on "3651412bbcb0c4faf56bc7be7fe5e5ae2a7a63fd"
Commit 202dbf47 authored by Shucai Xiao's avatar Shucai Xiao
Browse files

clang format

parent 0dac827c
......@@ -34,7 +34,8 @@ argument logsoftmax(hipStream_t stream,
// opt 1, load all data to lds then use the same approach as
// the current optimization
const size_t block_size = 1024;
launch(stream, batch_shape.elements() * block_size, block_size) ([=] (auto idx) __device__ {
launch(
stream, batch_shape.elements() * block_size, block_size)([=](auto idx) __device__ {
size_t thr_idx = idx.local;
size_t blk_idx = idx.group;
// using type = typename decltype(input)::value_type;
......@@ -44,24 +45,25 @@ argument logsoftmax(hipStream_t stream,
// done in lds
MIGRAPHX_DEVICE_SHARED type lds_data[block_size + 2];
auto batch_idx = desc_batch.multi(blk_idx);
auto data_idx = batch_idx;
auto data_idx = batch_idx;
// load data to lds and compute the batch max
size_t item_num = num_in_batch;
size_t item_num = num_in_batch;
lds_data[block_size] = input_ptr[0];
for (size_t i = thr_idx; i < num_in_batch; i += block_size)
for(size_t i = thr_idx; i < num_in_batch; i += block_size)
{
data_idx[axis] = i;
lds_data[i] = input_ptr[desc_data.linear(data_idx)];
lds_data[i] = input_ptr[desc_data.linear(data_idx)];
__syncthreads();
// use thread 0 for batch_max
if (thr_idx == 0)
if(thr_idx == 0)
{
auto size = (item_num > block_size) ? block_size : item_num;
for (size_t j = 0; j < size; j++)
for(size_t j = 0; j < size; j++)
{
lds_data[block_size] = ::max(to_hip_type(lds_data[block_size]), to_hip_type(lds_data[j]));
lds_data[block_size] =
::max(to_hip_type(lds_data[block_size]), to_hip_type(lds_data[j]));
}
item_num -= block_size;
}
......@@ -69,34 +71,36 @@ argument logsoftmax(hipStream_t stream,
}
const size_t block_size1 = block_size + 1;
lds_data[block_size1] = 0;
item_num = num_in_batch;
for (size_t i = thr_idx; i < num_in_batch; i += block_size)
lds_data[block_size1] = 0;
item_num = num_in_batch;
for(size_t i = thr_idx; i < num_in_batch; i += block_size)
{
data_idx[axis] = i;
lds_data[i] = input_ptr[desc_data.linear(data_idx)];
lds_data[i] = input_ptr[desc_data.linear(data_idx)];
__syncthreads();
// use thread 0 for batch_max
if (thr_idx == 0)
if(thr_idx == 0)
{
auto size = (item_num > block_size) ? block_size : item_num;
for (size_t j = 0; j < size; j++)
for(size_t j = 0; j < size; j++)
{
lds_data[block_size1] += ::exp(to_hip_type(lds_data[j] - lds_data[block_size]));
lds_data[block_size1] +=
::exp(to_hip_type(lds_data[j] - lds_data[block_size]));
}
item_num -= block_size;
}
__syncthreads();
}
auto log_batch_sum = ::log(to_hip_type(lds_data[block_size1])) + lds_data[block_size];
auto log_batch_sum =
::log(to_hip_type(lds_data[block_size1])) + lds_data[block_size];
item_num = num_in_batch;
for (size_t i = thr_idx; i < num_in_batch; i += block_size)
for(size_t i = thr_idx; i < num_in_batch; i += block_size)
{
data_idx[axis] = i;
size_t index = desc_data.linear(data_idx);
data_idx[axis] = i;
size_t index = desc_data.linear(data_idx);
output_ptr[index] = input_ptr[index] - log_batch_sum;
}
});
......
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