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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/df/core/df_core.h
+18 -19
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@@ -521,7 +521,7 @@ struct DF_TextLineSrc2DasmInfo
{
Rng1U64 voff_range;
S64 remap_line;
DF_Entity *dbgi;
DI_Key dbgi_key;
};
typedef struct DF_TextLineSrc2DasmInfoNode DF_TextLineSrc2DasmInfoNode;
@@ -543,7 +543,7 @@ typedef struct DF_TextLineSrc2DasmInfoListArray DF_TextLineSrc2DasmInfoListArray
struct DF_TextLineSrc2DasmInfoListArray
{
DF_TextLineSrc2DasmInfoList *v;
DF_EntityList dbgis;
DI_KeyList dbgi_keys;
U64 count;
};
@@ -552,7 +552,7 @@ struct DF_TextLineSrc2DasmInfoListArray
typedef struct DF_TextLineDasm2SrcInfo DF_TextLineDasm2SrcInfo;
struct DF_TextLineDasm2SrcInfo
{
DF_Entity *dbgi;
DI_Key dbgi_key;
DF_Entity *file;
TxtPt pt;
Rng1U64 voff_range;
@@ -1004,7 +1004,7 @@ typedef struct DF_RunLocalsCacheNode DF_RunLocalsCacheNode;
struct DF_RunLocalsCacheNode
{
DF_RunLocalsCacheNode *hash_next;
DF_Handle dbgi;
DI_Key dbgi_key;
U64 voff;
EVAL_String2NumMap *locals_map;
};
@@ -1518,9 +1518,9 @@ internal CTRL_TrapList df_trap_net_from_thread__step_into_line(Arena *arena, DF_
////////////////////////////////
//~ rjf: Modules & Debug Info Mappings
//- rjf: module <=> debug info file
internal DF_Entity *df_dbgi_from_module(DF_Entity *module);
internal DF_EntityList df_modules_from_dbgi(Arena *arena, DF_Entity *debug);
//- rjf: module <=> debug info keys
internal DI_Key df_dbgi_key_from_module(DF_Entity *module);
internal DF_EntityList df_modules_from_dbgi_key(Arena *arena, DI_Key *dbgi_key);
//- rjf: voff <=> vaddr
internal U64 df_base_vaddr_from_module(DF_Entity *module);
@@ -1532,22 +1532,19 @@ internal Rng1U64 df_vaddr_range_from_voff_range(DF_Entity *module, Rng1U64 voff_
////////////////////////////////
//~ rjf: Debug Info Lookups
//- rjf: debug file -> rdi
internal RDI_Parsed *df_rdi_from_dbgi(DI_Scope *scope, DF_Entity *dbgi);
//- rjf: voff|vaddr -> symbol lookups
internal String8 df_symbol_name_from_dbgi_voff(Arena *arena, DF_Entity *dbgi, U64 voff);
internal String8 df_symbol_name_from_dbgi_key_voff(Arena *arena, DI_Key *dbgi_key, U64 voff);
internal String8 df_symbol_name_from_process_vaddr(Arena *arena, DF_Entity *process, U64 vaddr);
//- rjf: src -> voff lookups
internal DF_TextLineSrc2DasmInfoListArray df_text_line_src2dasm_info_list_array_from_src_line_range(Arena *arena, DF_Entity *file, Rng1S64 line_num_range);
//- rjf: voff -> src lookups
internal DF_TextLineDasm2SrcInfo df_text_line_dasm2src_info_from_dbgi_voff(DF_Entity *dbgi, U64 voff);
internal DF_TextLineDasm2SrcInfo df_text_line_dasm2src_info_from_dbgi_key_voff(DI_Key *dbgi_key, U64 voff);
//- rjf: symbol -> voff lookups
internal U64 df_voff_from_dbgi_symbol_name(DF_Entity *dbgi, String8 symbol_name);
internal U64 df_type_num_from_dbgi_name(DF_Entity *dbgi, String8 name);
internal U64 df_voff_from_dbgi_key_symbol_name(DI_Key *dbgi_key, String8 symbol_name);
internal U64 df_type_num_from_dbgi_key_name(DI_Key *dbgi_key, String8 name);
////////////////////////////////
//~ rjf: Process/Thread/Module Info Lookups
@@ -1556,8 +1553,8 @@ internal DF_Entity *df_module_from_process_vaddr(DF_Entity *process, U64 vaddr);
internal DF_Entity *df_module_from_thread(DF_Entity *thread);
internal U64 df_tls_base_vaddr_from_process_root_rip(DF_Entity *process, U64 root_vaddr, U64 rip_vaddr);
internal Architecture df_architecture_from_entity(DF_Entity *entity);
internal EVAL_String2NumMap *df_push_locals_map_from_dbgi_voff(Arena *arena, DI_Scope *scope, DF_Entity *dbgi, U64 voff);
internal EVAL_String2NumMap *df_push_member_map_from_dbgi_voff(Arena *arena, DI_Scope *scope, DF_Entity *dbgi, U64 voff);
internal EVAL_String2NumMap *df_push_locals_map_from_dbgi_key_voff(Arena *arena, DI_Scope *scope, DI_Key *dbgi_key, U64 voff);
internal EVAL_String2NumMap *df_push_member_map_from_dbgi_key_voff(Arena *arena, DI_Scope *scope, DI_Key *dbgi_key, U64 voff);
internal B32 df_set_thread_rip(DF_Entity *thread, U64 vaddr);
internal DF_Entity *df_module_from_thread_candidates(DF_Entity *thread, DF_EntityList *candidates);
@@ -1679,7 +1676,9 @@ internal String8 df_info_summary_from_string(Architecture arch, String8 string);
//- rjf: entity kind cache
internal DF_EntityList df_query_cached_entity_list_with_kind(DF_EntityKind kind);
internal DF_EntityList df_push_active_dbgi_list(Arena *arena);
//- rjf: active entity based queries
internal DI_KeyList df_push_active_dbgi_key_list(Arena *arena);
internal DF_EntityList df_push_active_target_list(Arena *arena);
//- rjf: per-run caches
@@ -1687,8 +1686,8 @@ internal CTRL_Unwind df_query_cached_unwind_from_thread(DF_Entity *thread);
internal U64 df_query_cached_rip_from_thread(DF_Entity *thread);
internal U64 df_query_cached_rip_from_thread_unwind(DF_Entity *thread, U64 unwind_count);
internal U64 df_query_cached_tls_base_vaddr_from_process_root_rip(DF_Entity *process, U64 root_vaddr, U64 rip_vaddr);
internal EVAL_String2NumMap *df_query_cached_locals_map_from_dbgi_voff(DF_Entity *dbgi, U64 voff);
internal EVAL_String2NumMap *df_query_cached_member_map_from_dbgi_voff(DF_Entity *dbgi, U64 voff);
internal EVAL_String2NumMap *df_query_cached_locals_map_from_dbgi_key_voff(DI_Key *dbgi_key, U64 voff);
internal EVAL_String2NumMap *df_query_cached_member_map_from_dbgi_key_voff(DI_Key *dbgi_key, U64 voff);
//- rjf: top-level command dispatch
internal void df_push_cmd__root(DF_CmdParams *params, DF_CmdSpec *spec);