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!38685 optimize cpu speed of PSROIPoolingGrad op 

Merge pull request !38685 from wenkai/wk0723
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i-robot 2022-07-26 05:49:26 +00:00 committed by Gitee
parent 20c59c4c22 0eb6476cba
commit bb2095d685
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GPG Key ID: 173E9B9CA92EEF8F
1 changed files with 14 additions and 2 deletions
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16
mindspore/ccsrc/plugin/device/cpu/kernel/ps_roi_pooling_grad_cpu_kernel.cc
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@ -293,7 +293,13 @@ bool PSROIPoolingGradCpuKernelMod::Launch(const std::vector<AddressPtr> &inputs,
MS_EXCEPTION_IF_NULL(rois);
auto output_diff = reinterpret_cast<float *>(outputs[0]->addr);
MS_EXCEPTION_IF_NULL(output_diff);
(void)memset_s(output_diff, outputs[0]->size, '\0', outputs[0]->size);
constexpr size_t unit_size = sizeof(float);
auto memset_task = [&](size_t start, size_t end) {
(void)memset_s(output_diff + start, (end - start) * unit_size, '\0', (end - start) * unit_size);
};
ParallelLaunchAutoSearch(memset_task, outputs[0]->size / unit_size, this, &parallel_search_info_);
auto task = [&](size_t start, size_t end) {
return PSROIPoolBackward<float>(start, end, top_diff, output_diff, rois);
};
@ -308,7 +314,13 @@ bool PSROIPoolingGradCpuKernelMod::Launch(const std::vector<AddressPtr> &inputs,
MS_EXCEPTION_IF_NULL(rois);
auto output_diff = reinterpret_cast<float16 *>(outputs[0]->addr);
MS_EXCEPTION_IF_NULL(output_diff);
(void)memset_s(output_diff, outputs[0]->size, '\0', outputs[0]->size);
constexpr size_t unit_size = sizeof(float16);
auto memset_task = [&](size_t start, size_t end) {
(void)memset_s(output_diff + start, (end - start) * unit_size, '\0', (end - start) * unit_size);
};
ParallelLaunchAutoSearch(memset_task, outputs[0]->size / unit_size, this, &parallel_search_info_);
auto task = [&](size_t start, size_t end) {
return PSROIPoolBackward<float16>(start, end, top_diff, output_diff, rois);
};