int3
Breakpoint trap (interrupt 3)
Raises interrupt 3, the breakpoint trap, using the one-byte encoding that debuggers insert.
8086 and later
CFPFAFZFSFTFIFDFOF –––––0●––
- ● set from the result
- 0 always 0
- – not changed
Forms
int3
Unlike int 3, it is not subject to the virtual-8086 IOPL check or to interrupt redirection. Under Linux, a program that executes it receives SIGTRAP.