Vishal Sharma is a compiler and AI systems engineer with 11 years of experience building high-performance compiler toolchains and GPU-accelerated software, currently working on MLIR-based AI compilers for heterogeneous targets in San Francisco. His background spans industry leaders—Microsoft shader compiler work for HLSL/Xbox, Intel graphics engineering, and recent compiler leadership at d-Matrix and Amazon’s Annapurna Labs (Neuron Compiler). He contributes to prominent open-source projects such as Microsoft’s DirectXShaderCompiler, where he fixed crashes and implemented language/runtime improvements tied to LLVM/Clang. Known for bridging deep compiler research (PhD-level training) with production-grade engineering, Vishal focuses on compiler backends, GPU codegen, and MLIR/LLVM integrations that speed up LLM execution. Colleagues rely on him to solve subtle correctness and performance problems across heterogeneous hardware stacks. Outside of obvious compiler chops, he has a track record of shipping pragmatic fixes that unlock real-world workloads on specialized accelerators.
This repo hosts the source for the DirectX Shader Compiler which is based on LLVM/Clang.
Role in this project:
Back-end Developer
Contributions:42 reviews, 58 commits, 140 PRs in 3 years 3 months
Contributions summary:Vishal's contributions focus on addressing compiler issues and implementing features for the DirectX Shader Compiler. They have fixed a crash in `dndxc`, added built-in types, and resolved a crash issue related to matrix index expressions. Furthermore, the user worked on enabling write access to global variables under specific HLSL versions and addressed a bug in the implementation of the `modf` intrinsic function.
This repo hosts the source for the DirectX Shader Compiler which is based on LLVM/Clang.
Contributions:165 pushes, 152 branches in 3 years 7 months
compilerscppdirectx-shader-compilerclanghosts
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