[Backend][WebGPU] Support WebGPU WGSL code generation

CMakeLists.txt

@@ -110,6 +110,8 @@ tilelang_file_glob(GLOB TILE_LANG_SRCS
   src/target/utils.cc
   src/target/codegen_cpp.cc
   src/target/rt_mod_cpp.cc
+  # webgpu doesn't have system dependency
+  src/target/codegen_webgpu.cc
 )
 
 # Include CUDA source files if CUDA is enabled

README.md

@@ -11,6 +11,7 @@ Tile Language (**tile-lang**) is a concise domain-specific language designed to
 <img src=./images/MatmulExample.png />
 
 ## Latest News
+- 02/15/2025 ✨: Added WebGPU codegen support, see [Pull Request #86](https://github.com/tile-ai/tilelang/pull/86)!
 - 02/12/2025 ✨: Excited to announce the release of [v0.1.0](https://github.com/tile-ai/tilelang/releases/tag/v0.1.0)!
 - 02/10/2025 🚀: Added debug tools for TileLang—`T.print` for printing variables/buffers ([docs](https://tilelang.tile-ai.cn/tutorials/debug_tools_for_tilelang.html)) and a memory layout plotter ([examples/plot_layout](./examples/plot_layout)).
 - 01/20/2025 ✨: We are excited to announce that tile-lang, a dsl for high performance AI workloads, is now open source and available to the public!