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sketch out asynchronous unwinding stuff

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This commit is contained in:
Ryan Fleury
2025-05-14 13:27:10 -07:00
parent e60e0c8555
commit f12b66c1ee
3 changed files with 112 additions and 28 deletions
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src/ctrl/ctrl_core.h
+35 -18
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@@ -594,13 +594,13 @@ struct CTRL_ThreadRegCache
};
////////////////////////////////
//~ rjf: Thread Unwind Cache Types
//~ rjf: Unwind Cache Types
typedef struct CTRL_ThreadUnwindCacheNode CTRL_ThreadUnwindCacheNode;
struct CTRL_ThreadUnwindCacheNode
typedef struct CTRL_UnwindCacheNode CTRL_UnwindCacheNode;
struct CTRL_UnwindCacheNode
{
CTRL_ThreadUnwindCacheNode *next;
CTRL_ThreadUnwindCacheNode *prev;
CTRL_UnwindCacheNode *next;
CTRL_UnwindCacheNode *prev;
Arena *arena;
CTRL_Handle thread;
U64 reg_gen;
@@ -608,27 +608,27 @@ struct CTRL_ThreadUnwindCacheNode
CTRL_Unwind unwind;
};
typedef struct CTRL_ThreadUnwindCacheSlot CTRL_ThreadUnwindCacheSlot;
struct CTRL_ThreadUnwindCacheSlot
typedef struct CTRL_UnwindCacheSlot CTRL_UnwindCacheSlot;
struct CTRL_UnwindCacheSlot
{
CTRL_ThreadUnwindCacheNode *first;
CTRL_ThreadUnwindCacheNode *last;
CTRL_UnwindCacheNode *first;
CTRL_UnwindCacheNode *last;
};
typedef struct CTRL_ThreadUnwindCacheStripe CTRL_ThreadUnwindCacheStripe;
struct CTRL_ThreadUnwindCacheStripe
typedef struct CTRL_UnwindCacheStripe CTRL_UnwindCacheStripe;
struct CTRL_UnwindCacheStripe
{
Arena *arena;
OS_Handle rw_mutex;
};
typedef struct CTRL_ThreadUnwindCache CTRL_ThreadUnwindCache;
struct CTRL_ThreadUnwindCache
typedef struct CTRL_UnwindCache CTRL_UnwindCache;
struct CTRL_UnwindCache
{
U64 slots_count;
CTRL_ThreadUnwindCacheSlot *slots;
CTRL_UnwindCacheSlot *slots;
U64 stripes_count;
CTRL_ThreadUnwindCacheStripe *stripes;
CTRL_UnwindCacheStripe *stripes;
};
////////////////////////////////
@@ -724,7 +724,7 @@ struct CTRL_State
// rjf: caches
CTRL_ProcessMemoryCache process_memory_cache;
CTRL_ThreadRegCache thread_reg_cache;
CTRL_ThreadUnwindCache thread_unwind_cache;
CTRL_UnwindCache unwind_cache;
CTRL_ModuleImageInfoCache module_image_info_cache;
// rjf: user -> ctrl msg ring buffer
@@ -768,6 +768,14 @@ struct CTRL_State
U64 u2ms_ring_read_pos;
OS_Handle u2ms_ring_mutex;
OS_Handle u2ms_ring_cv;
// rjf: user -> unwind ring buffer
U64 u2uw_ring_size;
U8 *u2uw_ring_base;
U64 u2uw_ring_write_pos;
U64 u2uw_ring_read_pos;
OS_Handle u2uw_ring_mutex;
OS_Handle u2uw_ring_cv;
};
////////////////////////////////
@@ -1039,7 +1047,7 @@ internal void ctrl_thread__run(DMN_CtrlCtx *ctrl_ctx, CTRL_Msg *msg);
internal void ctrl_thread__single_step(DMN_CtrlCtx *ctrl_ctx, CTRL_Msg *msg);
////////////////////////////////
//~ rjf: Memory-Stream Thread Functions
//~ rjf: Asynchronous Memory Streaming Functions
//- rjf: user -> memory stream communication
internal B32 ctrl_u2ms_enqueue_req(CTRL_Handle process, Rng1U64 vaddr_range, B32 zero_terminated, U64 endt_us);
@@ -1047,6 +1055,15 @@ internal void ctrl_u2ms_dequeue_req(CTRL_Handle *out_process, Rng1U64 *out_vaddr
//- rjf: entry point
ASYNC_WORK_DEF(ctrl_mem_stream_work);
internal void ctrl_mem_stream_thread__entry_point(void *p);
////////////////////////////////
//~ rjf: Asynchronous Unwinding Functions
//- rjf: user -> memory stream communication
internal B32 ctrl_u2uw_enqueue_req(CTRL_Handle thread, U64 endt_us);
internal void ctrl_u2uw_dequeue_req(CTRL_Handle *out_thread);
//- rjf: entry point
ASYNC_WORK_DEF(ctrl_unwind_work);
#endif // CTRL_CORE_H