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first pass at globals view

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This commit is contained in:
Ryan Fleury
2024-01-31 12:17:43 -08:00
parent edb204bc5f
commit c8010b7542
3 changed files with 254 additions and 6 deletions
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src/df/gfx/df_views.c
+122
View File
@@ -669,6 +669,9 @@ df_eval_viz_block_list_from_watch_view_state(Arena *arena, DBGI_Scope *scope, DF
DF_EvalView *eval_view = df_eval_view_from_key(eval_view_key);
switch(ews->fill_kind)
{
////////////////////////////
//- rjf: mutable watch fill -> build blocks from top-level mutable root expressions
//
default:
case DF_EvalWatchViewFillKind_Mutable:
{
@@ -681,6 +684,10 @@ df_eval_viz_block_list_from_watch_view_state(Arena *arena, DBGI_Scope *scope, DF
df_eval_viz_block_list_concat__in_place(&blocks, &root_blocks);
}
}break;
////////////////////////////
//- rjf: registers fill -> build blocks via iterating all registers/aliases as root-level expressions
//
case DF_EvalWatchViewFillKind_Registers:
{
DF_Entity *thread = df_entity_from_handle(ctrl_ctx->thread);
@@ -703,6 +710,10 @@ df_eval_viz_block_list_from_watch_view_state(Arena *arena, DBGI_Scope *scope, DF
df_eval_viz_block_list_concat__in_place(&blocks, &root_blocks);
}
}break;
////////////////////////////
//- rjf: locals fill -> build blocks via iterating all locals as root-level expressions
//
case DF_EvalWatchViewFillKind_Locals:
{
U64 num = 1;
@@ -713,6 +724,114 @@ df_eval_viz_block_list_from_watch_view_state(Arena *arena, DBGI_Scope *scope, DF
df_eval_viz_block_list_concat__in_place(&blocks, &root_blocks);
}
}break;
////////////////////////////
//- rjf: globals fill -> build split all-globals blocks
//
case DF_EvalWatchViewFillKind_Globals:
{
// rjf: unpack
DF_Entity *thread = df_entity_from_handle(ctrl_ctx->thread);
DF_Entity *process = df_entity_ancestor_from_kind(thread, DF_EntityKind_Process);
U64 thread_rip_unwind_vaddr = df_query_cached_rip_from_thread_unwind(thread, ctrl_ctx->unwind_count);
DF_Entity *module = df_module_from_process_vaddr(process, thread_rip_unwind_vaddr);
// rjf: build block for all globals
DF_ExpandKey parent_key = df_expand_key_make(5381, 0);
DF_ExpandKey root_key = df_expand_key_make(df_hash_from_expand_key(parent_key), 0);
RADDBG_Parsed *rdbg = parse_ctx->rdbg;
DF_EvalVizBlock *globals_block = push_array(arena, DF_EvalVizBlock, 1);
SLLQueuePush(blocks.first, blocks.last, globals_block);
globals_block->kind = DF_EvalVizBlockKind_AllGlobals;
globals_block->visual_idx_range = globals_block->semantic_idx_range = r1u64(1, rdbg->global_variables_count);
globals_block->parent_key = parent_key;
globals_block->key = root_key;
blocks.count += 1;
blocks.total_visual_row_count += dim_1u64(globals_block->visual_idx_range);
blocks.total_semantic_row_count += dim_1u64(globals_block->semantic_idx_range);
// rjf: split globals block per-expansion
df_expand_set_expansion(eval_view->arena, &eval_view->expand_tree_table, df_expand_key_zero(), parent_key, 1);
DF_ExpandNode *root_node = df_expand_node_from_key(&eval_view->expand_tree_table, parent_key);
for(DF_ExpandNode *child = root_node->first; child != 0; child = child->next)
{
U64 child_num = child->key.child_num;
U64 child_idx = child_num-1;
if(child_idx >= rdbg->global_variables_count)
{
continue;
}
// rjf: truncate existing memblock
globals_block->visual_idx_range.max = child_idx;
globals_block->semantic_idx_range.max = child_idx;
// rjf: build inheriting cfg table
DF_CfgTable child_cfg = {0};
{
String8 view_rule_string = df_eval_view_rule_from_key(eval_view, df_expand_key_make(df_hash_from_expand_key(parent_key), child_num));
if(view_rule_string.size != 0)
{
df_cfg_table_push_unparsed_string(arena, &child_cfg, view_rule_string, DF_CfgSrc_User);
}
}
// rjf: unpack global
RADDBG_GlobalVariable *global_var = raddbg_element_from_idx(parse_ctx->rdbg, global_variables, child_idx);
RADDBG_TypeNode *type_node = raddbg_element_from_idx(parse_ctx->rdbg, type_nodes, global_var->type_idx);
U64 voff = global_var->voff;
U64 vaddr = df_vaddr_from_voff(module, voff);
U64 name_size = 0;
U8 *name_base = raddbg_string_from_idx(parse_ctx->rdbg, global_var->name_string_idx, &name_size);
String8 name = str8(name_base, name_size);
// rjf: produce eval for the expanded global
DF_Eval eval = zero_struct;
{
eval.type_key = tg_key_ext(tg_kind_from_raddbg_type_kind(type_node->kind), (U64)global_var->type_idx);
eval.mode = EVAL_EvalMode_Addr;
eval.offset = vaddr;
}
// rjf: recurse for sub-block
{
blocks.total_visual_row_count -= 1;
blocks.total_semantic_row_count -= 1;
df_append_viz_blocks_for_parent__rec(arena, scope, eval_view, ctrl_ctx, parse_ctx, parent_key, child->key, name, eval, &child_cfg, 0, &blocks);
}
// rjf: make new memblock for remainder of globals (if any)
if(child_idx+1 < rdbg->global_variables_count)
{
DF_EvalVizBlock *next_globals_block = push_array(arena, DF_EvalVizBlock, 1);
next_globals_block->kind = DF_EvalVizBlockKind_AllGlobals;
next_globals_block->visual_idx_range = r1u64(child_idx+1, rdbg->global_variables_count);
next_globals_block->semantic_idx_range= r1u64(child_idx+1, rdbg->global_variables_count);
next_globals_block->depth = 0;
next_globals_block->parent_key = parent_key;
next_globals_block->key = root_key;
SLLQueuePush(blocks.first, blocks.last, next_globals_block);
blocks.count += 1;
globals_block = next_globals_block;
}
}
}break;
////////////////////////////
//- rjf: thread-locals fill -> build split all-thread-locals blocks
//
case DF_EvalWatchViewFillKind_ThreadLocals:
{
// TODO(rjf)
}break;
////////////////////////////
//- rjf: types fill -> build split all-types blocks
//
case DF_EvalWatchViewFillKind_Types:
{
// TODO(rjf)
}break;
}
return blocks;
ProfEnd();
@@ -6673,6 +6792,9 @@ DF_VIEW_CMD_FUNCTION_DEF(Globals) {}
DF_VIEW_UI_FUNCTION_DEF(Globals)
{
ProfBeginFunction();
DF_EvalWatchViewState *ewv = df_view_user_state(view, DF_EvalWatchViewState);
df_eval_watch_view_init(ewv, view, DF_EvalWatchViewFillKind_Globals);
df_eval_watch_view_build(ws, panel, view, ewv, 0, 10, rect);
ProfEnd();
}