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[API]Fix the out of bounds issue and the missing of float16 with padd… by xkkkkkk23 · Pull Request #72815 · PaddlePaddle/Paddle · GitHub
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[API]Fix the out of bounds issue and the missing of float16 with padd… #72815
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你的PR提交成功，感谢你对开源项目的贡献! |
lshpku
reviewed
May 20, 2025
paddle/phi/backends/gpu/gpu_helper.h
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| @@ -21,6 +21,6 @@ | |||
| #include "paddle/phi/backends/gpu/cuda/cuda_helper.h" | |||
| #endif | |||
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| #define CUDA_KERNEL_LOOP(i, num) CUDA_KERNEL_LOOP_TYPE(i, num, int) | |||
| #define CUDA_KERNEL_LOOP(i, num) CUDA_KERNEL_LOOP_TYPE(i, num, int64_t) | |||
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呃，这里不能这么改吧，你这样相当于把所有引用CUDA_KERNEL_LOOP的kernel都改了，应该只在trunc里面改成用CUDA_KERNEL_LOOP_TYPE（这个宏可以指定index类型）
lshpku
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May 20, 2025
Comment on lines
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81
| grid.x = std::min(blocks, static_cast<int64_t>(UINT32_MAX)); | ||
| grid.y = (blocks + UINT32_MAX - 1) / UINT32_MAX; |
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这里不能这样写死，要是新硬件改了怎么办，应该用context.GetCUDAMaxGridDimSize()获取上限，或者直接用GetGpuLaunchConfig1D函数获取grid和block配置
lshpku
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May 21, 2025
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* refine forrange (#72360) * refine forrange * refine forrange * reduce support big tensor (#71970) * reduce support big tensor * [PHI] Fix gridDim limit for reduce kernel (#72507) * [API] isclose support bigtensor (#72516) * isclose support bigtensor * refine * [API] isnan isinf isfinite support bigtensor (#72517) * isnan isinf isfinite support bigtensor * refine * [PHI] Fix cum kernel for big tensor (#72562) * [PHI] Preliminary fix for elementwise broadcast int32 shape overflow (#72584) * [PHI] Align linalg.solve kernel with torch (#72608) * Update strided copy kernel (#72662) * [PHI] Fix grid sample kernel for big tensor (#72628) * [PHI] Fix argsort big tensor bug (#72712) * [PHI] Fixed argsort big tensor bug * [PHI] Fixed shape mismatch problem. * [PHI] Fix contiguous kernel for big tensor (#72705) * [PHI] Fix flatten and split kernel for big tensor (#72634) * [PHI] Fix out-of-bound issue of paddle.take_along_axis (#72757) * [PHI] fix paddle.diag with big tensor (#72638) * [API] fix paddle.cross with big tensor (#72652) * [PHI] Fix paddle.where api for big tensor (#72717) * [PHI] Fix bincount kernel for big tensor (#72706) * fix bincount kernel for big tensor * use HostAlloc to alloc memory * add cpu test case * [PHI] Fix full_like kernel for big tensor (#72831) * [API] Fix int overflow and float16 support for paddle.frac (#72815) * [PHI] Align paddle.inner with torch in matmul logic (#72843) * [PHI] Fix paddle.var & paddle.std float16 overflow (#72650) * [PHI] Fix logsumexp precision problem (#72681) * [PHI] Debug for logsumexp, bug source found * [PHI] Removed GetNumBlocks func to get correct logsumexp * [PHI] Removed redundant debug VLOG * [PHI] Elegant grid bounded solution * [Accuracy diff No.55-56、76-77] Fix accuracy diff for var&std API (#72879) * [Accuracy diff No.21] Fix accuracy diff for heaviside API (#72894) --------- Co-authored-by: Shuhao Liang <50269654+lshpku@users.noreply.github.com> Co-authored-by: Qianyue He <46109954+Enigmatisms@users.noreply.github.com> Co-authored-by: Lei Ding <69283446+Dmovic@users.noreply.github.com> Co-authored-by: ggggxm <66855582+ggggxm@users.noreply.github.com> Co-authored-by: xkkkkkk23 <xiekeke@baidu.com> Co-authored-by: Zx <zhangxiao35@baidu.com> Co-authored-by: huangjiyi <43315610+huangjiyi@users.noreply.github.com> Co-authored-by: ooo oo <106524776+ooooo-create@users.noreply.github.com>
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PR Category
Execute InfrastructurePR Types
Bug fixesDescription
修复paddle.frac的cuda越界问题以及原本不支持float16精度的操作问题
Pcard-85711