diff options
Diffstat (limited to 'engines/sci/engine/vm.h')
| -rw-r--r-- | engines/sci/engine/vm.h | 46 |
1 files changed, 14 insertions, 32 deletions
diff --git a/engines/sci/engine/vm.h b/engines/sci/engine/vm.h index a3fabbe44b..1472fae97c 100644 --- a/engines/sci/engine/vm.h +++ b/engines/sci/engine/vm.h @@ -243,24 +243,23 @@ enum ExecStackType { }; struct ExecStack { - reg_t objp; - reg_t sendp; /**< Pointer to the object containing the invoked method */ + reg_t objp; // Pointer to the beginning of the current object + reg_t sendp; // Pointer to the object containing the invoked method union { - ObjVarRef varp; /**< Variable pointer for r/w access */ - reg_t pc; /**< Not accurate for the TOS element */ + ObjVarRef varp; // Variable pointer for r/w access + reg_t pc; // Pointer to the initial program counter. Not accurate for the TOS element } addr; - StackPtr fp; /**< Frame pointer */ - StackPtr sp; /**< Stack pointer */ + StackPtr fp; // Frame pointer + StackPtr sp; // Stack pointer int argc; - /* former variables[4]: [all other values are derived] */ - StackPtr variables_argp; /**< Argument pointer */ - SegmentId local_segment; /**< local variables etc. */ + StackPtr variables_argp; // Argument pointer + SegmentId local_segment; // local variables etc - Selector selector; /**< The selector which was used to call or -1 if not applicable */ - int origin; /**< The stack frame position the call was made from, or -1 if it was the initial call. */ + Selector selector; // The selector which was used to call or -1 if not applicable + int origin; // The stack frame position the call was made from, or -1 if it was the initial call ExecStackType type; reg_t* getVarPointer(EngineState *s) const; @@ -409,27 +408,10 @@ void vm_handle_fatal_error(EngineState *s, int line, const char *file); /** * Debugger functionality - * @param[in] s The state at which debugging should take - * place - * @param[in] pc Pointer to the program counter - * @param[in] sp Pointer to the stack pointer - * @param[in] pp Pointer to the frame pointer - * @param[in] objp Pointer to the object base pointer - * @param[in] restadjust Pointer to the &rest adjustment value - * @param[in] segids four-element array containing segment IDs - * for locals etc. - * @param[in] variables four-element array referencing registers - * for globals etc. - * @param[in] variables_base four-element array referencing register - * bases for temps etc. - * @param[in] variables_nr four-element array giving sizes for params - * etc. (may be NULL) - * @param[in] bp Flag, set to 1 when a breakpoint is - * triggered - */ -void script_debug(EngineState *s, reg_t *pc, StackPtr *sp, StackPtr *pp, - reg_t *objp, int *restadjust, SegmentId *segids, reg_t **variables, - reg_t **variables_base, int *variables_nr, int bp); + * @param[in] s The state at which debugging should take place + * @param[in] bp Flag, set to true when a breakpoint is triggered + */ +void script_debug(EngineState *s, bool bp); /** * Initializes a EngineState block |