diff options
Diffstat (limited to 'src/ir.cpp')
| -rw-r--r-- | src/ir.cpp | 96 |
1 files changed, 91 insertions, 5 deletions
diff --git a/src/ir.cpp b/src/ir.cpp index b1deda0b9..0c0a92667 100644 --- a/src/ir.cpp +++ b/src/ir.cpp @@ -24,7 +24,9 @@ struct irModule { Map<String> entity_names; // Key: Entity * of the typename Map<irDebugInfo *> debug_info; // Key: Unique pointer Map<irValue *> anonymous_proc_lits; // Key: Ast * - Map<irValue *> compare_procs; // Key: Type * + + Map<irValue *> equal_procs; // Key: Type * + Map<irValue *> hasher_procs; // Key: Type * irDebugInfo * debug_compile_unit; Array<irDebugInfo *> debug_location_stack; @@ -4875,7 +4877,7 @@ irValue *ir_get_equal_proc_for_type(irModule *m, Type *type) { Type *pt = alloc_type_pointer(type); auto key = hash_type(type); - irValue **found = map_get(&m->compare_procs, key); + irValue **found = map_get(&m->equal_procs, key); if (found) { return *found; } @@ -4883,7 +4885,7 @@ irValue *ir_get_equal_proc_for_type(irModule *m, Type *type) { static u32 proc_index = 0; char buf[16] = {}; - isize n = gb_snprintf(buf, 16, "__$cmp%u", ++proc_index); + isize n = gb_snprintf(buf, 16, "__$equal%u", ++proc_index); char *str = gb_alloc_str_len(permanent_allocator(), buf, n-1); String proc_name = make_string_c(str); @@ -4894,6 +4896,7 @@ irValue *ir_get_equal_proc_for_type(irModule *m, Type *type) { irValue *p = ir_value_procedure(m, e, t_equal_proc, nullptr, body, proc_name); map_set(&m->values, hash_entity(e), p); string_map_set(&m->members, proc_name, p); + map_set(&m->equal_procs, key, p); irProcedure *proc = &p->Proc; proc->is_startup = true; @@ -4957,7 +4960,83 @@ irValue *ir_get_equal_proc_for_type(irModule *m, Type *type) { ir_end_procedure_body(proc); - map_set(&m->compare_procs, key, p); + return p; +} + + +irValue *ir_get_hasher_proc_for_type(irModule *m, Type *type) { + Type *original_type = type; + type = base_type(type); + Type *pt = alloc_type_pointer(type); + + GB_ASSERT(is_type_valid_for_keys(type)); + + auto key = hash_type(type); + irValue **found = map_get(&m->hasher_procs, key); + if (found) { + return *found; + } + + static u32 proc_index = 0; + + char buf[16] = {}; + isize n = gb_snprintf(buf, 16, "__$hasher%u", ++proc_index); + char *str = gb_alloc_str_len(permanent_allocator(), buf, n-1); + String proc_name = make_string_c(str); + + + Ast *body = alloc_ast_node(nullptr, Ast_Invalid); + Entity *e = alloc_entity_procedure(nullptr, make_token_ident(proc_name), t_hasher_proc, 0); + e->Procedure.link_name = proc_name; + irValue *p = ir_value_procedure(m, e, t_hasher_proc, nullptr, body, proc_name); + map_set(&m->values, hash_entity(e), p); + string_map_set(&m->members, proc_name, p); + map_set(&m->hasher_procs, key, p); + + irProcedure *proc = &p->Proc; + proc->is_startup = true; + proc->ignore_dead_instr = true; + ir_begin_procedure_body(proc); + // ir_start_block(proc, proc->decl_block); + GB_ASSERT(proc->curr_block != nullptr); + + irValue *data = proc->params[0]; + irValue *seed = proc->params[1]; + + if (type->kind == Type_Struct) { + type_set_offsets(type); + + GB_PANIC("Type_Struct"); + } else if (is_type_string(type)) { + auto args = array_make<irValue *>(permanent_allocator(), 2); + args[0] = data; + args[1] = seed; + irValue *res = ir_emit_runtime_call(proc, "default_hasher_string", args); + ir_emit(proc, ir_instr_return(proc, res)); + } else { + GB_ASSERT_MSG(is_type_simple_compare(type), "%s", type_to_string(type)); + + i64 sz = type_size_of(type); + char const *name = nullptr; + switch (sz) { + case 1: name = "default_hasher1"; break; + case 2: name = "default_hasher2"; break; + case 4: name = "default_hasher4"; break; + case 8: name = "default_hasher8"; break; + case 16: name = "default_hasher16"; break; + default: GB_PANIC("unhandled hasher for key type: %s", type_to_string(type)); + } + GB_ASSERT(name != nullptr); + + auto args = array_make<irValue *>(permanent_allocator(), 2); + args[0] = data; + args[1] = seed; + irValue *res = ir_emit_runtime_call(proc, name, args); + ir_emit(proc, ir_instr_return(proc, res)); + } + + + ir_end_procedure_body(proc); return p; } @@ -7589,6 +7668,8 @@ irValue *ir_build_builtin_proc(irProcedure *proc, Ast *expr, TypeAndValue tv, Bu case BuiltinProc_type_equal_proc: return ir_get_equal_proc_for_type(proc->module, ce->args[0]->tav.type); + case BuiltinProc_type_hasher_proc: + return ir_get_hasher_proc_for_type(proc->module, ce->args[0]->tav.type); } GB_PANIC("Unhandled built-in procedure"); @@ -11705,7 +11786,8 @@ void ir_init_module(irModule *m, Checker *c) { map_init(&m->debug_info, heap_allocator()); map_init(&m->entity_names, heap_allocator()); map_init(&m->anonymous_proc_lits, heap_allocator()); - map_init(&m->compare_procs, heap_allocator()); + map_init(&m->equal_procs, heap_allocator()); + map_init(&m->hasher_procs, heap_allocator()); array_init(&m->procs, heap_allocator()); array_init(&m->procs_to_generate, heap_allocator()); array_init(&m->foreign_library_paths, heap_allocator()); @@ -12447,10 +12529,14 @@ void ir_setup_type_info_data(irProcedure *proc) { // NOTE(bill): Setup type_info irValue *key = ir_emit_struct_ep(proc, tag, 0); irValue *value = ir_emit_struct_ep(proc, tag, 1); irValue *generated_struct = ir_emit_struct_ep(proc, tag, 2); + irValue *key_equal = ir_emit_struct_ep(proc, tag, 3); + irValue *key_hasher = ir_emit_struct_ep(proc, tag, 4); ir_emit_store(proc, key, ir_get_type_info_ptr(proc, t->Map.key)); ir_emit_store(proc, value, ir_get_type_info_ptr(proc, t->Map.value)); ir_emit_store(proc, generated_struct, ir_get_type_info_ptr(proc, t->Map.generated_struct_type)); + ir_emit_store(proc, key_equal, ir_get_equal_proc_for_type(proc->module, t->Map.key)); + ir_emit_store(proc, key_hasher, ir_get_hasher_proc_for_type(proc->module, t->Map.key)); break; } |