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eliminate path-tree-based keying of debug info on frontend; use dbgi-layer-defined debug info keys, which can be more robust to changes to the same debug info path across time (e.g. during hot reloads

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This commit is contained in:
Ryan Fleury
2024-05-23 10:30:23 -07:00
parent 68a92e910a
commit f26b4c3b06
17 changed files with 390 additions and 385 deletions
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src/dbgi/dbgi.h
+45 -8
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@@ -4,6 +4,38 @@
#ifndef DI_H
#define DI_H
////////////////////////////////
//~ rjf: Cache Key Type
typedef struct DI_Key DI_Key;
struct DI_Key
{
String8 path;
U64 min_timestamp;
};
typedef struct DI_KeyNode DI_KeyNode;
struct DI_KeyNode
{
DI_KeyNode *next;
DI_Key v;
};
typedef struct DI_KeyList DI_KeyList;
struct DI_KeyList
{
DI_KeyNode *first;
DI_KeyNode *last;
U64 count;
};
typedef struct DI_KeyArray DI_KeyArray;
struct DI_KeyArray
{
DI_Key *v;
U64 count;
};
////////////////////////////////
//~ rjf: Event Types
@@ -63,8 +95,7 @@ struct DI_Node
U64 last_time_requested_us;
// rjf: key
String8 path;
U64 min_timestamp;
DI_Key key;
// rjf: file handles
OS_Handle file;
@@ -201,6 +232,12 @@ global RDI_Parsed di_rdi_parsed_nil =
//~ rjf: Basic Helpers
internal U64 di_hash_from_string(String8 string, StringMatchFlags match_flags);
internal U64 di_hash_from_key(DI_Key *k);
internal B32 di_key_match(DI_Key *a, DI_Key *b);
internal DI_Key di_key_copy(Arena *arena, DI_Key *src);
internal DI_Key di_normalized_key_from_key(Arena *arena, DI_Key *src);
internal void di_key_list_push(Arena *arena, DI_KeyList *list, DI_Key *key);
internal DI_KeyArray di_key_array_from_list(Arena *arena, DI_KeyList *list);
////////////////////////////////
//~ rjf: Main Layer Initialization
@@ -217,7 +254,7 @@ internal void di_scope_touch_node__stripe_mutex_r_guarded(DI_Scope *scope, DI_No
////////////////////////////////
//~ rjf: Per-Slot Functions
internal DI_Node *di_node_from_path_min_timestamp_slot__stripe_mutex_r_guarded(DI_Slot *slot, String8 path, U64 min_timestamp);
internal DI_Node *di_node_from_key_slot__stripe_mutex_r_guarded(DI_Slot *slot, DI_Key *key);
////////////////////////////////
//~ rjf: Per-Stripe Functions
@@ -229,19 +266,19 @@ internal void di_string_release__stripe_mutex_w_guarded(DI_Stripe *stripe, Strin
////////////////////////////////
//~ rjf: Key Opening/Closing
internal void di_open(String8 path, U64 min_timestamp);
internal void di_close(String8 path, U64 min_timestamp);
internal void di_open(DI_Key *key);
internal void di_close(DI_Key *key);
////////////////////////////////
//~ rjf: Cache Lookups
internal RDI_Parsed *di_rdi_from_path_min_timestamp(DI_Scope *scope, String8 path, U64 min_timestamp, U64 endt_us);
internal RDI_Parsed *di_rdi_from_key(DI_Scope *scope, DI_Key *key, U64 endt_us);
////////////////////////////////
//~ rjf: Parse Threads
internal B32 di_u2p_enqueue_key(String8 path, U64 min_timestamp, U64 endt_us);
internal void di_u2p_dequeue_key(Arena *arena, String8 *out_path, U64 *out_min_timestamp);
internal B32 di_u2p_enqueue_key(DI_Key *key, U64 endt_us);
internal void di_u2p_dequeue_key(Arena *arena, DI_Key *out_key);
internal void di_p2u_push_event(DI_Event *event);
internal DI_EventList di_p2u_pop_events(Arena *arena, U64 endt_us);