Performance on RISC-V: The Past, Present, and Future

Explore the evolution and future prospects of performance monitoring on RISC-V architecture in this 37-minute conference talk. Delve into the current status, specifications, and implementations of performance monitoring features for RISC-V, including Supervisor Mode, PMF Extension, and SMP Extension. Learn about the Linux Perf Implementation, Driver Puff, OpenSBI, and the current scheme implementation. Gain insights into the ongoing work and future developments in RISC-V performance monitoring as presented by experts from Western Digital.

Introduction
Agenda
Overview
Current Status
Specification
Supervisor Mode
PMF Extension
SMP Extension
Events
Functions
Flags
Perf Implementation
Linux Perf Implementation
Driver Puff
OpenSBI
Scheme Implementation
Current Implementation
Future Work