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processless debug info loading/unloading; separate modules from dbg infos in eval; keep dbg infos around after debugging via config, correllate to new modules, evict when necessary, when generating new versions

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This commit is contained in:
Ryan Fleury
2025-10-22 16:39:21 -07:00
parent f9d1ffa5fc
commit c8c25c0f98
21 changed files with 1289 additions and 899 deletions
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src/ctrl/ctrl_core.c
+26 -9
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@@ -3189,7 +3189,7 @@ ctrl_thread__entry_point(void *p)
CTRL_Entity *module = ctrl_entity_from_handle(entity_ctx, msg->entity);
CTRL_Entity *debug_info_path = ctrl_entity_child_from_kind(module, CTRL_EntityKind_DebugInfoPath);
DI_Key old_dbgi_key = di_key_from_path_timestamp(debug_info_path->string, debug_info_path->timestamp);
di_close(old_dbgi_key);
di_close(old_dbgi_key, 0);
MutexScopeW(ctrl_state->ctrl_thread_entity_ctx_rw_mutex)
{
ctrl_entity_equip_string(ctrl_state->ctrl_thread_entity_store, debug_info_path, path_normalized_from_string(scratch.arena, path));
@@ -4112,7 +4112,7 @@ ctrl_thread__next_dmn_event(Arena *arena, DMN_CtrlCtx *ctrl_ctx, CTRL_Msg *msg,
out_evt->entity = module_handle;
out_evt->string = module_path;
DI_Key dbgi_key = ctrl_dbgi_key_from_module(module_ent);
di_close(dbgi_key);
di_close(dbgi_key, 0);
}break;
case DMN_EventKind_DebugString:
{
@@ -4274,15 +4274,19 @@ ctrl_thread__eval_scope_begin(Arena *arena, CTRL_UserBreakpointList *user_bps, C
U64 thread_rip_voff = ctrl_voff_from_vaddr(module, thread_rip_vaddr);
//////////////////////////////
//- rjf: gather evaluation modules
//- rjf: gather evaluation debug infos & modules
//
U64 eval_modules_count = Max(1, entity_ctx->entity_kind_counts[CTRL_EntityKind_Module]);
E_Module *eval_modules = push_array(arena, E_Module, eval_modules_count);
E_Module *eval_modules_primary = &eval_modules[0];
eval_modules_primary->rdi = &rdi_parsed_nil;
eval_modules_primary->vaddr_range = r1u64(0, max_U64);
U64 eval_dbg_infos_count = Max(1, entity_ctx->entity_kind_counts[CTRL_EntityKind_Module]);
E_DbgInfo *eval_dbg_infos = push_array(arena, E_DbgInfo, eval_dbg_infos_count);
E_DbgInfo *eval_dbg_infos_primary = &eval_dbg_infos[0];
MemoryCopyStruct(eval_dbg_infos_primary, &e_dbg_info_nil);
{
U64 eval_module_idx = 0;
U64 eval_dbg_info_idx = 0;
for(CTRL_Entity *machine = entity_ctx->root->first;
machine != &ctrl_entity_nil;
machine = machine->next)
@@ -4392,10 +4396,18 @@ ctrl_thread__eval_scope_begin(Arena *arena, CTRL_UserBreakpointList *user_bps, C
rdi = di_rdi_from_key(scope->access, dbgi_key, 1, max_U64);
}
//- rjf: fill debug info
eval_dbg_infos[eval_dbg_info_idx].dbgi_key = dbgi_key;
eval_dbg_infos[eval_dbg_info_idx].rdi = rdi;
if(mod == module)
{
eval_dbg_infos_primary = &eval_dbg_infos[eval_dbg_info_idx];
}
eval_dbg_info_idx += 1;
//- rjf: fill evaluation module info
eval_modules[eval_module_idx].arch = arch;
eval_modules[eval_module_idx].dbgi_key = dbgi_key;
eval_modules[eval_module_idx].rdi = rdi;
eval_modules[eval_module_idx].dbg_info_num= (U32)eval_dbg_info_idx;
eval_modules[eval_module_idx].vaddr_range = mod->vaddr_range;
eval_modules[eval_module_idx].space = e_space_make(CTRL_EvalSpaceKind_Entity);
eval_modules[eval_module_idx].space.u64_0 = (U64)process;
@@ -4427,6 +4439,11 @@ ctrl_thread__eval_scope_begin(Arena *arena, CTRL_UserBreakpointList *user_bps, C
ctx->thread_reg_space = e_space_make(CTRL_EvalSpaceKind_Entity);
ctx->thread_reg_space.u64_0 = (U64)thread;
//- rjf: fill debug infos
ctx->dbg_infos = eval_dbg_infos;
ctx->dbg_infos_count = eval_dbg_infos_count;
ctx->primary_dbg_info = eval_dbg_infos_primary;
//- rjf: fill modules
ctx->modules = eval_modules;
ctx->modules_count = eval_modules_count;
@@ -4445,8 +4462,8 @@ ctrl_thread__eval_scope_begin(Arena *arena, CTRL_UserBreakpointList *user_bps, C
E_IRCtx *ctx = &scope->ir_ctx;
ctx->regs_map = ctrl_string2reg_from_arch(arch);
ctx->reg_alias_map = ctrl_string2alias_from_arch(arch);
ctx->locals_map = e_push_locals_map_from_rdi_voff(arena, eval_modules_primary->rdi, thread_rip_voff);
ctx->member_map = e_push_member_map_from_rdi_voff(arena, eval_modules_primary->rdi, thread_rip_voff);
ctx->locals_map = e_push_locals_map_from_rdi_voff(arena, eval_dbg_infos_primary->rdi, thread_rip_voff);
ctx->member_map = e_push_member_map_from_rdi_voff(arena, eval_dbg_infos_primary->rdi, thread_rip_voff);
ctx->macro_map = push_array(arena, E_String2ExprMap, 1);
ctx->macro_map[0] = e_string2expr_map_make(arena, 512);
ctx->auto_hook_map = push_array(arena, E_AutoHookMap, 1);
@@ -4469,7 +4486,7 @@ ctrl_thread__eval_scope_begin(Arena *arena, CTRL_UserBreakpointList *user_bps, C
// TODO(rjf): need to compute this out here somehow... ctx->frame_base[0] = ;
ctx->tls_base = push_array(arena, U64, 1);
}
e_select_interpret_ctx(&scope->interpret_ctx, eval_modules_primary->rdi, thread_rip_voff);
e_select_interpret_ctx(&scope->interpret_ctx, eval_dbg_infos_primary->rdi, thread_rip_voff);
ProfEnd();
return scope;