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promote thread freeze state to ctrl entity tree; communicate via msgs for user -> ctrl, and communicate entity state changes back via events for ctrl -> user

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This commit is contained in:
Ryan Fleury
2024-09-08 13:09:52 -07:00
parent fee500578a
commit 6cf0c7ee92
7 changed files with 129 additions and 125 deletions
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src/ctrl/ctrl_core.h
+11 -2
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@@ -64,6 +64,7 @@ struct CTRL_Entity
CTRL_Entity *parent;
CTRL_EntityKind kind;
Arch arch;
B32 is_frozen;
CTRL_MachineID machine_id;
DMN_Handle handle;
U64 id;
@@ -278,6 +279,8 @@ typedef enum CTRL_MsgKind
CTRL_MsgKind_SingleStep,
CTRL_MsgKind_SetUserEntryPoints,
CTRL_MsgKind_SetModuleDebugInfoPath,
CTRL_MsgKind_FreezeThread,
CTRL_MsgKind_ThawThread,
CTRL_MsgKind_COUNT,
}
CTRL_MsgKind;
@@ -307,8 +310,6 @@ struct CTRL_Msg
String8List env_string_list;
CTRL_TrapList traps;
CTRL_UserBreakpointList user_bps;
CTRL_MachineIDHandlePairList freeze_state_threads; // NOTE(rjf): can be frozen or unfrozen, depending on `freeze_state_is_frozen`
B32 freeze_state_is_frozen;
};
typedef struct CTRL_MsgNode CTRL_MsgNode;
@@ -346,6 +347,10 @@ typedef enum CTRL_EventKind
CTRL_EventKind_EndThread,
CTRL_EventKind_EndModule,
//- rjf: thread freeze state changes
CTRL_EventKind_ThreadFrozen,
CTRL_EventKind_ThreadThawed,
//- rjf: debug info changes
CTRL_EventKind_ModuleDebugInfoPathChange,
@@ -713,6 +718,9 @@ internal CTRL_Event ctrl_event_from_serialized_string(Arena *arena, String8 stri
////////////////////////////////
//~ rjf: Entity Type Functions
//- rjf: entity list data structures
internal void ctrl_entity_list_push(Arena *arena, CTRL_EntityList *list, CTRL_Entity *entity);
//- rjf: cache creation/destruction
internal CTRL_EntityStore *ctrl_entity_store_alloc(void);
internal void ctrl_entity_store_release(CTRL_EntityStore *store);
@@ -742,6 +750,7 @@ internal U64 ctrl_vaddr_from_voff(CTRL_Entity *module, U64 voff);
internal U64 ctrl_voff_from_vaddr(CTRL_Entity *module, U64 vaddr);
internal Rng1U64 ctrl_vaddr_range_from_voff_range(CTRL_Entity *module, Rng1U64 voff_range);
internal Rng1U64 ctrl_voff_range_from_vaddr_range(CTRL_Entity *module, Rng1U64 vaddr_range);
internal B32 ctrl_entity_tree_is_frozen(CTRL_Entity *root);
//- rjf: entity tree iteration
internal CTRL_EntityRec ctrl_entity_rec_depth_first(CTRL_Entity *entity, CTRL_Entity *subtree_root, U64 sib_off, U64 child_off);