diff options
Diffstat (limited to 'src/emu/debug/debughlp.cpp')
-rw-r--r-- | src/emu/debug/debughlp.cpp | 16 |
1 files changed, 15 insertions, 1 deletions
diff --git a/src/emu/debug/debughlp.cpp b/src/emu/debug/debughlp.cpp index 2848f970003..f25d52b3ae7 100644 --- a/src/emu/debug/debughlp.cpp +++ b/src/emu/debug/debughlp.cpp @@ -94,6 +94,7 @@ static const help_item static_help_list[] = " pcatmemd <address>[,<cpu>] -- query which PC wrote to a given data memory address for the current CPU\n" " pcatmemi <address>[,<cpu>] -- query which PC wrote to a given I/O memory address for the current CPU\n" " (Note: you can also query this info by right clicking in a memory window\n" + " rewind[rw] -- go back in time by loading the most recent rewind state" " statesave[ss] <filename> -- save a state file for the current driver\n" " stateload[sl] <filename> -- load a state file for the current driver\n" " snap [<filename>] -- save a screen snapshot.\n" @@ -455,6 +456,19 @@ static const help_item static_help_list[] = " Print which PC wrote this CPU's memory location 0x400000.\n" }, { + "rewind[rw]", + "\n" + " rewind[rw]" + "\n" + "The rewind command loads the most recent RAM-based state. Rewind states, when enabled, are " + "saved when \"step\", \"over\", or \"out\" command gets executed, storing the machine state as " + "of the moment before actually stepping. Consecutively loading rewind states can work like " + "reverse execution. Depending on which steps forward were taken previously, the bahavior can " + "be similar to GDB's \"reverse-stepi\" or \"reverse-next\". All output for this command is " + "currently echoed into the running machine window. Previous memory and PC tracking statistics " + "are cleared, actual reverse execution does not occur.\n" + }, + { "statesave[ss]", "\n" " statesave[ss] <filename>\n" @@ -472,7 +486,7 @@ static const help_item static_help_list[] = { "stateload[sl]", "\n" - " stateload[ss] <filename>\n" + " stateload[sl] <filename>\n" "\n" "The stateload command retrieves a save state from disk. " "The given state file gets read from the standard state directory (sta), and gets .sta to it - " |