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auto-resolution of derived class ptrs

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This commit is contained in:
Ryan Fleury
2024-10-07 17:06:40 -07:00
parent 58114b72f4
commit 32ce2e110b
7 changed files with 87 additions and 12 deletions
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src/eval_visualization/eval_visualization_core.c
+67 -5
View File
@@ -585,12 +585,74 @@ ev_view_rule_list_concat_in_place(EV_ViewRuleList *dst, EV_ViewRuleList **src)
}
////////////////////////////////
//~ rjf: View Rule Expression Resolution
//~ rjf: Expression Resolution (Dynamic Overrides, View Rule Application)
internal E_Expr *
ev_expr_from_expr_view_rules(Arena *arena, E_Expr *expr, EV_ViewRuleList *view_rules)
ev_resolved_from_expr(Arena *arena, E_Expr *expr, EV_ViewRuleList *view_rules)
{
ProfBeginFunction();
{
Temp scratch = scratch_begin(&arena, 1);
E_Eval eval = e_eval_from_expr(scratch.arena, expr);
E_TypeKey type_key = eval.type_key;
E_TypeKind type_kind = e_type_kind_from_key(type_key);
E_TypeKey ptee_type_key = e_type_unwrap(e_type_direct_from_key(e_type_unwrap(type_key)));
E_TypeKind ptee_type_kind = e_type_kind_from_key(ptee_type_key);
if(ptee_type_kind == E_TypeKind_Struct || ptee_type_kind == E_TypeKind_Class)
{
E_Type *ptee_type = e_type_from_key(scratch.arena, ptee_type_key);
B32 has_vtable = 0;
for(U64 idx = 0; idx < ptee_type->count; idx += 1)
{
if(ptee_type->members[idx].kind == E_MemberKind_VirtualMethod)
{
has_vtable = 1;
break;
}
}
if(has_vtable)
{
U64 ptr_vaddr = eval.value.u64;
U64 addr_size = e_type_byte_size_from_key(e_type_unwrap(type_key));
U64 class_base_vaddr = 0;
U64 vtable_vaddr = 0;
if(e_space_read(eval.space, &class_base_vaddr, r1u64(ptr_vaddr, ptr_vaddr+addr_size)) &&
e_space_read(eval.space, &vtable_vaddr, r1u64(class_base_vaddr, class_base_vaddr+addr_size)))
{
Arch arch = e_type_state->ctx->primary_module->arch;
U32 rdi_idx = 0;
RDI_Parsed *rdi = 0;
U64 module_base = 0;
for(U64 idx = 0; idx < e_type_state->ctx->modules_count; idx += 1)
{
if(contains_1u64(e_type_state->ctx->modules[idx].vaddr_range, vtable_vaddr))
{
arch = e_type_state->ctx->modules[idx].arch;
rdi_idx = (U32)idx;
rdi = e_type_state->ctx->modules[idx].rdi;
module_base = e_type_state->ctx->modules[idx].vaddr_range.min;
break;
}
}
if(rdi != 0)
{
U64 vtable_voff = vtable_vaddr - module_base;
U64 global_idx = rdi_vmap_idx_from_section_kind_voff(rdi, RDI_SectionKind_GlobalVMap, vtable_voff);
RDI_GlobalVariable *global_var = rdi_element_from_name_idx(rdi, GlobalVariables, global_idx);
if(global_var->link_flags & RDI_LinkFlag_TypeScoped)
{
RDI_UDT *udt = rdi_element_from_name_idx(rdi, UDTs, global_var->container_idx);
RDI_TypeNode *type = rdi_element_from_name_idx(rdi, TypeNodes, udt->self_type_idx);
E_TypeKey derived_type_key = e_type_key_ext(e_type_kind_from_rdi(type->kind), udt->self_type_idx, rdi_idx);
E_TypeKey ptr_to_derived_type_key = e_type_key_cons_ptr(arch, derived_type_key, 0);
expr = e_expr_ref_cast(arena, ptr_to_derived_type_key, expr);
}
}
}
}
}
scratch_end(scratch);
}
for(EV_ViewRuleNode *n = view_rules->first; n != 0; n = n->next)
{
EV_ViewRuleInfo *info = ev_view_rule_info_from_string(n->v.root->string);
@@ -627,7 +689,7 @@ ev_block_tree_from_expr(Arena *arena, EV_View *view, String8 filter, String8 str
MemoryCopyStruct(tree.root, &ev_nil_block);
tree.root->key = ev_key_root();
tree.root->string = string;
tree.root->expr = ev_expr_from_expr_view_rules(arena, expr, top_level_view_rules);
tree.root->expr = ev_resolved_from_expr(arena, expr, top_level_view_rules);
tree.root->view_rules = top_level_view_rules;
tree.root->row_count = 1;
tree.total_row_count += 1;
@@ -772,7 +834,7 @@ ev_block_tree_from_expr(Arena *arena, EV_View *view, String8 filter, String8 str
ev_view_rule_list_concat_in_place(child_view_rules, &child_auto_view_rules);
scratch_end(scratch);
}
E_Expr *child_expr__resolved = ev_expr_from_expr_view_rules(arena, child_expr, child_view_rules);
E_Expr *child_expr__resolved = ev_resolved_from_expr(arena, child_expr, child_view_rules);
// TODO(rjf): need to mix in child's view rules
Task *task = push_array(scratch.arena, Task, 1);
SLLQueuePush(first_task, last_task, task);
@@ -1054,7 +1116,7 @@ ev_windowed_row_list_from_block_range_list(Arena *arena, EV_View *view, String8
ev_view_rule_list_concat_in_place(row_view_rules, &row_auto_view_rules);
scratch_end(scratch);
}
E_Expr *row_expr__resolved = ev_expr_from_expr_view_rules(arena, row_expr, row_view_rules);
E_Expr *row_expr__resolved = ev_resolved_from_expr(arena, row_expr, row_view_rules);
EV_Row *row = push_array(arena, EV_Row, 1);
SLLQueuePush(rows.first, rows.last, row);
rows.count += 1;