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Ethan Stewart

PROFILE

Ethan Stewart

Ethan Stewart developed and maintained the ROCm/aomp repository, delivering robust build automation, packaging, and test infrastructure to support AMD GPU toolchains across evolving Linux environments. He engineered cross-distro build systems using CMake and shell scripting, modernized CI/CD pipelines, and integrated new GPU architectures and ROCm releases. Ethan’s work included Docker-based deployment, RPM packaging, and performance optimizations in low-level C++ and Python, ensuring compatibility and reproducibility. He improved test harness reliability, streamlined release workflows, and maintained detailed documentation. His contributions demonstrated depth in build system management, hardware-specific optimization, and release engineering, resulting in stable, maintainable, and portable software delivery.

Overall Statistics

Feature vs Bugs

77%Features

Repository Contributions

146Total
Bugs
17
Commits
146
Features
57
Lines of code
13,471
Activity Months16

Your Network

2099 people

Work History

February 2026

1 Commits • 1 Features

Feb 1, 2026

February 2026 monthly summary for ROCm/aomp: Delivered a new AOMP release (23.0-1) by bumping the version modifier from 0 to 1. No major bugs were reported this month. The release fortifies downstream packaging, improves stability, and provides a clear baseline for the 23.x feature cycle. Demonstrated release engineering discipline, precise version control, and build-system integrity.

January 2026

7 Commits • 5 Features

Jan 1, 2026

Monthly work summary for 2026-01 for ROCm/aomp development. Focused on upgrade readiness, compatibility, and build efficiency. No explicit major bug fixes were reported this month; emphasis on stability, deployment readiness, and developer experience.

December 2025

4 Commits • 2 Features

Dec 1, 2025

December 2025 (2025-12): Delivered targeted improvements to ROCm/aomp testing framework and related HPC tooling, with a focus on reliability, usability, and maintainability. The work enhances test coverage for ROCm 7.1.0+ environments, reduces noise in HPC runs, and cleans up code quality to minimize future regressions.

November 2025

4 Commits • 2 Features

Nov 1, 2025

Concise monthly summary for 2025-11 focusing on business value and technical achievements for ROCm/aomp.

October 2025

12 Commits • 4 Features

Oct 1, 2025

October 2025 monthly performance snapshot spanning ROCm/aomp, ROCm/TheRock, and ROCm/llvm-project. Focused on release readiness, build reliability, and OpenMP/toolchain support, delivering concrete business value through documentation, manifest alignment, and build-system modernization. Key outcomes include release documentation and manifest updates for AOMP 22.0-1, build-system stabilization to improve consistency across platforms, enabling libompdevice.a builds via CMake in TheRock with LLVM_AR support, and OpenMP integration fixes plus a modernization of rocm-device-libs build via CMake find_package in llvm-project. These efforts reduce release risk, shorten developer onboarding, broaden tool availability, and improve cross-platform performance and correctness.

September 2025

9 Commits • 4 Features

Sep 1, 2025

September 2025 performance summary: Delivered targeted build-system improvements, compatibility updates for ROCm 7.0, and platform-level enhancements across ROCm/rocm-systems, ROCm/aomp, and ROCm/TheRock. Focused on stabilizing builds, enabling new feature sets, and improving packaging metadata to support downstream deployments. Key activities included cleaning up the CMake-based build configuration, integrating ROCm 7.0 sources and devicertl relocation, and expanding compiler tooling with Flang/offload support and OpenMP tooling. Notable risk mitigations included temporarily disabling rocprofiler-sdk tests to address a 7.0 build issue, and adding a version manifest to streamline versioned deployments. Overall impact: improved build reliability, forward-compatibility with newer GPUs, and readiness for next-release packaging, demonstrated through cross-repo collaboration and a strong emphasis on business value and developer productivity.

July 2025

8 Commits • 2 Features

Jul 1, 2025

July 2025 monthly summary for ROCm development across ROCm/aomp and ROCm/hipBLAS. Focused on strengthening test reliability, preparing for the 22.0 release, and improving cross-compiler robustness. Delivered key test-reporting fixes, environment improvements for smoke-limbo tests, and build-system modernization, enabling faster feedback and lower release risk. Notable improvements across test infrastructure and release tooling reduce operational toil and improve deployment confidence.

June 2025

7 Commits • 3 Features

Jun 1, 2025

June 2025 monthly summary focused on delivering build reliability, portability, and test improvements across ROCm/aomp and ROCm/hipBLAS, translating targeted commits into clear business value. Key features delivered include OpenCL ICD loading integration in ROCm/aomp, enhanced build system robustness for diverse environments, and modernization of the OpenMP_VV test suite. A major bug fix was implemented in hipBLAS to ensure ROCm OpenMP configuration is correctly detected and linked, with a reliable fallback when ROCm-specific config is not found. Overall impact: reduced build failures, improved cross-environment compatibility (notably on RHEL-8), more predictable runtime behavior, and clearer, more maintainable test and build tooling. Demonstrated technologies and skills include CMake configuration, dynamic host/target detection, patch-based ICD integration, OpenMP/LLVM runtime considerations, and test orchestration across multiple repos.

May 2025

13 Commits • 4 Features

May 1, 2025

May 2025 ROCm/aomp delivered key features that strengthen release quality, improve packaging and build reliability, and enable performance tooling capabilities, while restoring stability through targeted patch rollbacks. Focused work on build and packaging for the 21.0-1 release, Hipify integration, and rocprofiler-sdk enabled broader profiling support. Documentation updated to reflect versioning; ongoing dev work to 21.0-2 is prepared.

April 2025

19 Commits • 3 Features

Apr 1, 2025

April 2025: Delivered key features to stabilize the ROCm AOMP workflow, streamlined release readiness, and strengthened build tooling, with a hardware patch to ensure gfx942 stability. The month focused on improving reliability, packaging accuracy, and developer experience while maintaining cross-GPU compatibility and enabling faster iteration cycles.

March 2025

4 Commits • 1 Features

Mar 1, 2025

March 2025 monthly summary for ROCm/aomp focusing on test harness reliability and test suite accuracy. Delivered improvements to the test environment and fixed test harness edge cases, contributing to more stable CI and faster feedback to developers.

February 2025

13 Commits • 5 Features

Feb 1, 2025

February 2025: Delivered key features, patch improvements, packaging enhancements, and test reliability for ROCm/aomp. Focused on expanding GPU target support, ROCm integration, packaging efficiency, and robust virtualization testing to accelerate deployment and reduce maintenance overhead.

January 2025

11 Commits • 2 Features

Jan 1, 2025

January 2025 ROCm/AOMP: Build System Modernization, Packaging Enhancements, and CI/Test Reliability Improvements. The work focused on delivering business value through faster release readiness, cross-distro packaging consistency, and more reliable testing across environments. Key outcomes include migrating core repositories and sources to GitHub, adopting CMake for rocmlibs, and standardizing packaging for Debian and RPM-based systems. We corrected RPM naming and packaging paths, enabled building aomp-hip-libraries on multiple distributions, and ensured ROCm toolchain paths are available during builds. Versioning and build manifests were aligned with the 21.0 release cycle (including a major version bump to AOMP 21.0). CI/test enhancements added intelligent package-manager detection and eliminated sudo requirements for dependency installation, while addressing OpenMP extras issues to improve test reliability. Overall, these changes reduce release lead times, improve cross-distro compatibility, and strengthen build reproducibility and developer onboarding.

December 2024

25 Commits • 16 Features

Dec 1, 2024

December 2024 monthly summary for ROCm/aomp focusing on delivering business value through feature deliveries, stability improvements, and broader OS packaging coverage. Highlights include gating sanitizer builds behind standalone logic to reduce build risk, integrating SPIRV Translator as an external LLVM project, and adding ROCm 6.3 compatibility. Release packaging and manifest management were expanded to support RHEL8/9 and SLES SP5, with 20.0-2 versioning alongside 20.0-1 manifest inclusion. Build-system hygiene improved via a CMake upgrade and targeted patch-skip enhancements, complemented by documentation updates to support the 20.0-1/20.0-2 releases.

November 2024

8 Commits • 2 Features

Nov 1, 2024

November 2024 ROCm/aomp monthly summary focusing on delivering business value through broader platform support, packaging reliability, and build/sanitizer stability. The month delivered tangible features, resolved packaging issues, and hardened the build pipeline for safer, faster code delivery.

October 2024

1 Commits • 1 Features

Oct 1, 2024

Monthly performance summary for 2024-10 (ROCm/aomp). This month focused on delivering a high-value feature to broaden CI/build coverage and keep base images current. No major bugs were logged in this period; work centered on shipping a robust Docker build flow and updating supported environments, aligning with product goals and release cadences.

Activity

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Quality Metrics

Correctness90.0%
Maintainability90.2%
Architecture88.0%
Performance83.2%
AI Usage20.4%

Skills & Technologies

Programming Languages

AssemblyBashCC++CMakeMakefileMarkdownPythonShellShell Script

Technical Skills

BuildBuild AutomationBuild ManagementBuild ScriptingBuild SystemBuild System ConfigurationBuild System ManagementBuild SystemsC ProgrammingC++C++ DevelopmentC/C++ Build ToolsCI/CDCMakeCode Organization

Repositories Contributed To

5 repos

Overview of all repositories you've contributed to across your timeline

ROCm/aomp

Oct 2024 Feb 2026
16 Months active

Languages Used

ShellC++CMakeMarkdownPythonMakefileShell ScriptSpecfile

Technical Skills

Build SystemsCI/CDDockerBuild ScriptingBuild SystemBuild System Configuration

ROCm/TheRock

Sep 2025 Oct 2025
2 Months active

Languages Used

CMakecmake

Technical Skills

Build SystemsCompiler Developmentbuild system configurationbuild systemscompiler development

ROCm/llvm-project

Oct 2025 Oct 2025
1 Month active

Languages Used

CMakecmake

Technical Skills

Build SystemBuild SystemsC++C++ DevelopmentCMakebuild systems

ROCm/hipBLAS

Jun 2025 Jul 2025
2 Months active

Languages Used

CMakeC++

Technical Skills

Build SystemC++CMakeBuild SystemsC++ DevelopmentCompiler Configuration

ROCm/rocm-systems

Sep 2025 Sep 2025
1 Month active

Languages Used

CMake

Technical Skills

Build System Configuration