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Yoichi Yoshida

PROFILE

Yoichi Yoshida

Over a two-month period, this developer enhanced AMD’s ROCm stack by enabling and optimizing support for the new gfx950 GPU architecture across the Tensile, rocBLAS, and hipBLASLt repositories. They introduced hardware-specific configurations and updated YAML-based kernel definitions to ensure correct ISA handling and improved performance on gfx950 devices. Their work involved low-level programming and configuration management using C++, Python, and YAML, focusing on both feature enablement and correctness. By aligning feature activation with ROCm versioning and validating changes to minimize regressions, they contributed to the stack’s readiness for new hardware while maintaining compatibility and performance across releases.

Overall Statistics

Feature vs Bugs

75%Features

Repository Contributions

4Total
Bugs
1
Commits
4
Features
3
Lines of code
1,106,672
Activity Months2

Your Network

1564 people

Same Organization

@amd.com
1561

Work History

April 2025

1 Commits • 1 Features

Apr 1, 2025

April 2025 monthly summary for ROCm/hipBLASLt: Delivered a targeted hardware optimization by enabling Preload Kernargs for gfx950, improving performance and compatibility on gfx950 devices. The feature is activated when ROCm version and ISA match, aligning with hardware configuration and ROCm release cadence.

March 2025

3 Commits • 2 Features

Mar 1, 2025

March 2025 monthly summary focusing on key accomplishments, business impact, and technical achievements across ROCm/Tensile, rocBLAS, and hipBLASLt. Delivered initial gfx950 support, hardware-specific configurations, and ISA correctness fixes to enable gfx950 performance and readiness across the stack.

Activity

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Quality Metrics

Correctness90.0%
Maintainability90.0%
Architecture90.0%
Performance85.0%
AI Usage20.0%

Skills & Technologies

Programming Languages

C++PythonYAMLyaml

Technical Skills

Codebase ConfigurationConfiguration ManagementEmbedded systemsGPU ArchitectureGPU ComputingHardware ArchitectureHigh-Performance ComputingLow-Level OptimizationLow-level ProgrammingLow-level programmingPerformance optimization

Repositories Contributed To

3 repos

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

ROCm/hipBLASLt

Mar 2025 Apr 2025
2 Months active

Languages Used

yamlPython

Technical Skills

Configuration ManagementHardware ArchitectureLow-Level OptimizationEmbedded systemsLow-level programmingPerformance optimization

ROCm/Tensile

Mar 2025 Mar 2025
1 Month active

Languages Used

C++PythonYAML

Technical Skills

Codebase ConfigurationGPU ArchitectureLow-level Programming

ROCm/rocBLAS

Mar 2025 Mar 2025
1 Month active

Languages Used

YAML

Technical Skills

GPU ComputingHardware ArchitectureHigh-Performance ComputingLow-Level Optimization