Akihiko Odaki <akihiko.od...@daynix.com> writes: > SimPoint is a widely used tool to find the ideal microarchitecture > simulation points so Valgrind[2] and Pin[3] support generating basic > block vectors for use with them. Let's add a corresponding plugin to > QEMU too. > > Note that this plugin has a different goal with tests/plugin/bb.c. > > This plugin creates a vector for each constant interval instead of > counting the execution of basic blocks for the entire run and able to > describe the change of execution behavior. Its output is also > syntactically simple and better suited for parsing, while the output of > tests/plugin/bb.c is more human-readable. > > [1] https://cseweb.ucsd.edu/~calder/simpoint/ > [2] https://valgrind.org/docs/manual/bbv-manual.html > [3] > https://www.intel.com/content/www/us/en/developer/articles/tool/pin-a-dynamic-binary-instrumentation-tool.html > > Signed-off-by: Yotaro Nada <yotaro.n...@gmail.com> > Signed-off-by: Akihiko Odaki <akihiko.od...@daynix.com>
Queued to plugins/next, thanks. -- Alex Bennée Virtualisation Tech Lead @ Linaro
