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xchang1121
GitHub creator profile

xchang1121

Repository-level view of 39 collected skills across 1 GitHub repositories.

skills collected
39
repositories
1
updated
2026-06-11
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Repositories and representative skills

ascendc-crash-debug
software-developers

AscendC direct-invoke 崩溃/挂起修复索引:Kernel timeout、hang、Segmentation Fault、aic error、buffer 死锁、plog/memcheck 调试。

2026-06-11
ascendc-precision-debug
software-developers

AscendC direct-invoke 精度失败修复索引:输出全 0/随机值、DataCopy 对齐、EnQue/DeQue 同步、FP16/FP32 精度、Cast RoundMode、DumpTensor 分段定位。

2026-06-11
ascendc-direct-invoke
software-developers

AscendC direct-invoke 工程契约:WA 使用 kernel.py + ascendc_op/,ModelNew 调用 torch.ops.npu.*,adapter 负责复制工程、CMake 构建和 npu-arch patch。适用于 dsl=ascendc 的 autoresearch 任务。

2026-06-11
ascendc-registry-to-direct-invoke
software-developers

把注册式 AscendC 算子迁移为 direct-invoke 工程的保真原则:kernel 算法和 tiling 公式不乱改,只替换注册框架胶水、入口 ABI、host launch 与 PyTorch extension。

2026-06-11
catlass-hardware-constraints
software-developers

CATLASS TileShape 与 on-chip 缓存容量约束:L1/L0A/L0B/L0C 预算公式、fp16/fp32 Pingpong 双缓冲、512B 对齐与排布对 Tile 选型的影响。调参前必读。

2026-06-07
catlass-matmul-optimization
software-developers

CATLASS Gemm 性能调优:DispatchPolicy、Tile 与分核负载均衡、Swizzle、何时用 padding/Split-K/Preload。面向 AR 修改 catlass_kernel.asc 中的类型别名。

2026-06-07
cpu-basics
software-developers

CPU C++ 算子核心概念、标准结构模式、KernelBench 代码规范和内嵌扩展方法

2026-06-07
catlass-api-basics
software-developers

CATLASS 五层 API 与 Gemm 组装范式:Device/Kernel/Block/Tile、GemmType/GemmShape/DispatchPolicy、标准头文件与 Device 调用流程。适用于 autoresearch 任务中修改 catlass_op 内 .asc/.h 的类型别名区。

2026-06-06
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