3 papers
cs.PF2025
XTC, A Research Platform for Optimizing AI Workload Operators
Pompougnac Hugo, Guillon Christophe, Noiry Sylvain +3
Achieving high efficiency on AI operators demands precise control over computation and data movement. However, existing scheduling languages are locked into specific compiler ecosy…
cs.PL2025
A Multi-level Compiler Backend for Accelerated Micro-kernels Targeting RISC-V ISA Extensions
Alexandre Lopoukhine, Federico Ficarelli, Christos Vasiladiotis +6
High-performance micro-kernels must fully exploit today's diverse and specialized hardware to deliver peak performance to DNNs. While higher-level optimizations for DNNs are offere…
cs.DC2024
Performance Debugging through Microarchitectural Sensitivity and Causality Analysis
Alban Dutilleul, Hugo Pompougnac, Nicolas Derumigny +4
Modern Out-of-Order (OoO) CPUs are complex systems with many components interleaved in non-trivial ways. Pinpointing performance bottlenecks and understanding the underlying causes…