tree 5a94eef571c9b7dd5100b2ef1a4720e0aeae831b
parent c9bf4d2419dcdd8a975206b1b3e6bdac473dd84a
author MPACT-Sim team <no-reply@google.com> 1769728308 -0600
committer Tor Jeremiassen <torerik@google.com> 1770915603 -0600

Prevent minstret increment on exceptions

- Update RiscVState::Trap to ensure the minstret CSR is not incremented when an exception occurs.
- Ensure that non-interrupt traps explicitly maintain the current minstret value.
- Add a unit test to verify that illegal instructions do not increment the minstret counter.

PiperOrigin-RevId: 862920200
Change-Id: I92e3fc3048b25d1cf975e6e2ed6e2ca8ed780bc3