The stopi command sets a machine-level breakpoint. It is valid only in native mode.
The stopi command has the following general syntax:
stopi event_specification [modifier]
When the specified event occurs, the process is stopped.
The following specific syntaxes are valid:
Stop execution at location address.
Stop execution when function is called.
address is any expression resulting in or usable as an address.
function is the name of a function.
For a list and the syntax of all events see Setting Event Specifications.