The optional count argument limits the search. The support of 'u' option depends on the machine. If not supported, incorrect information will be displayed. If the 'f' option is specified the complete map is printed. If the 'f' option is speci- fied the complete object is printed.
Execution stops when an at- tempt to modify the region occurs.
The 'size' argument de- faults to 4. If you specify a wrong space address, the request is rejected with an error message. Watchpoints on user addresses work best. The debugger accesses registers and variables as Register names are as in the show registers command. Some variables are suffixed with numbers, and may have some modifier following a colon immediately after the vari- able name.