From b2aaf90f88aa85e8893325f78260b3723dc4fe99 Mon Sep 17 00:00:00 2001 From: Laytan Laats Date: Fri, 24 Jan 2025 19:23:49 +0100 Subject: fix separate modules with objc code --- src/llvm_backend_utility.cpp | 92 ++++++++++++++++++++++++-------------------- 1 file changed, 51 insertions(+), 41 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index 7b7c9d6e9..61dafa1c0 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2093,23 +2093,36 @@ gb_internal void lb_set_wasm_export_attributes(LLVMValueRef value, String export gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, String const &name) { - lbAddr *found = string_map_get(&p->module->objc_selectors, name); - if (found) { - return *found; - } else { - lbModule *default_module = &p->module->gen->default_module; - Entity *e = nullptr; - lbAddr default_addr = lb_add_global_generated(default_module, t_objc_SEL, {}, &e); + lbModule *default_module = &p->module->gen->default_module; + Entity *entity = {}; - lbValue ptr = lb_find_value_from_entity(p->module, e); - lbAddr local_addr = lb_addr(ptr); + Entity **found = string_map_get(&p->module->objc_selectors, name); + if (found) { + entity = *found; + } - string_map_set(&default_module->objc_selectors, name, default_addr); + if (!entity) { if (default_module != p->module) { - string_map_set(&p->module->objc_selectors, name, local_addr); + found = string_map_get(&default_module->objc_selectors, name); + if (found) { + entity = *found; + } + } + + if (!entity) { + lbAddr default_addr = lb_add_global_generated(default_module, t_objc_SEL, {}, &entity); + string_map_set(&default_module->objc_selectors, name, entity); } - return local_addr; } + + lbValue ptr = lb_find_value_from_entity(p->module, entity); + lbAddr local_addr = lb_addr(ptr); + + if (default_module != p->module) { + string_map_set(&p->module->objc_selectors, name, entity); + } + + return local_addr; } gb_internal lbValue lb_handle_objc_find_selector(lbProcedure *p, Ast *expr) { @@ -2139,23 +2152,36 @@ gb_internal lbValue lb_handle_objc_register_selector(lbProcedure *p, Ast *expr) } gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String const &name) { - lbAddr *found = string_map_get(&p->module->objc_classes, name); - if (found) { - return *found; - } else { - lbModule *default_module = &p->module->gen->default_module; - Entity *e = nullptr; - lbAddr default_addr = lb_add_global_generated(default_module, t_objc_SEL, {}, &e); + lbModule *default_module = &p->module->gen->default_module; + Entity *entity = {}; - lbValue ptr = lb_find_value_from_entity(p->module, e); - lbAddr local_addr = lb_addr(ptr); + Entity **found = string_map_get(&p->module->objc_classes, name); + if (found) { + entity = *found; + } - string_map_set(&default_module->objc_classes, name, default_addr); + if (!entity) { if (default_module != p->module) { - string_map_set(&p->module->objc_classes, name, local_addr); + found = string_map_get(&default_module->objc_classes, name); + if (found) { + entity = *found; + } + } + + if (!entity) { + lbAddr default_addr = lb_add_global_generated(default_module, t_objc_Class, {}, &entity); + string_map_set(&default_module->objc_classes, name, entity); } - return local_addr; } + + lbValue ptr = lb_find_value_from_entity(p->module, entity); + lbAddr local_addr = lb_addr(ptr); + + if (default_module != p->module) { + string_map_set(&p->module->objc_classes, name, entity); + } + + return local_addr; } gb_internal lbValue lb_handle_objc_find_class(lbProcedure *p, Ast *expr) { @@ -2196,23 +2222,7 @@ gb_internal lbValue lb_handle_objc_id(lbProcedure *p, Ast *expr) { GB_ASSERT(e->kind == Entity_TypeName); String name = e->TypeName.objc_class_name; - lbAddr *found = string_map_get(&p->module->objc_classes, name); - if (found) { - return lb_addr_load(p, *found); - } else { - lbModule *default_module = &p->module->gen->default_module; - Entity *e = nullptr; - lbAddr default_addr = lb_add_global_generated(default_module, t_objc_Class, {}, &e); - - lbValue ptr = lb_find_value_from_entity(p->module, e); - lbAddr local_addr = lb_addr(ptr); - - string_map_set(&default_module->objc_classes, name, default_addr); - if (default_module != p->module) { - string_map_set(&p->module->objc_classes, name, local_addr); - } - return lb_addr_load(p, local_addr); - } + return lb_addr_load(p, lb_handle_objc_find_or_register_class(p, name)); } return lb_build_expr(p, expr); -- cgit v1.2.3 From 9dc17f4c47471829b8360c9114ac382582e2b9b6 Mon Sep 17 00:00:00 2001 From: Laytan Laats Date: Fri, 24 Jan 2025 19:33:57 +0100 Subject: optimize fix --- src/llvm_backend.cpp | 12 ++-------- src/llvm_backend.hpp | 9 +++++-- src/llvm_backend_utility.cpp | 56 ++++++++++++++++++++------------------------ 3 files changed, 35 insertions(+), 42 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend.cpp b/src/llvm_backend.cpp index 277d0433e..29fa67f3f 100644 --- a/src/llvm_backend.cpp +++ b/src/llvm_backend.cpp @@ -1147,22 +1147,14 @@ gb_internal void lb_finalize_objc_names(lbProcedure *p) { String name = entry.key; args[0] = lb_const_value(m, t_cstring, exact_value_string(name)); lbValue ptr = lb_emit_runtime_call(p, "objc_lookUpClass", args); - - lbValue ptr_ = lb_find_value_from_entity(m, entry.value); - lbAddr local_addr = lb_addr(ptr_); - - lb_addr_store(p, local_addr, ptr); + lb_addr_store(p, entry.value.local_module_addr, ptr); } for (auto const &entry : m->objc_selectors) { String name = entry.key; args[0] = lb_const_value(m, t_cstring, exact_value_string(name)); lbValue ptr = lb_emit_runtime_call(p, "sel_registerName", args); - - lbValue ptr_ = lb_find_value_from_entity(m, entry.value); - lbAddr local_addr = lb_addr(ptr_); - - lb_addr_store(p, local_addr, ptr); + lb_addr_store(p, entry.value.local_module_addr, ptr); } lb_end_procedure_body(p); diff --git a/src/llvm_backend.hpp b/src/llvm_backend.hpp index dd56d56a3..a0775ac3b 100644 --- a/src/llvm_backend.hpp +++ b/src/llvm_backend.hpp @@ -143,6 +143,11 @@ struct lbPadType { LLVMTypeRef type; }; +struct lbObjcRef { + Entity * entity; + lbAddr local_module_addr; +}; + struct lbModule { LLVMModuleRef mod; LLVMContextRef ctx; @@ -196,8 +201,8 @@ struct lbModule { RecursiveMutex debug_values_mutex; PtrMap debug_values; - StringMap objc_classes; - StringMap objc_selectors; + StringMap objc_classes; + StringMap objc_selectors; PtrMap map_cell_info_map; // address of runtime.Map_Info PtrMap map_info_map; // address of runtime.Map_Cell_Info diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index 61dafa1c0..8910bd67a 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2093,33 +2093,31 @@ gb_internal void lb_set_wasm_export_attributes(LLVMValueRef value, String export gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, String const &name) { + lbObjcRef *found = string_map_get(&p->module->objc_selectors, name); + if (found) { + return found->local_module_addr; + } + lbModule *default_module = &p->module->gen->default_module; Entity *entity = {}; - Entity **found = string_map_get(&p->module->objc_selectors, name); - if (found) { - entity = *found; + if (default_module != p->module) { + found = string_map_get(&default_module->objc_selectors, name); + if (found) { + entity = found->entity; + } } if (!entity) { - if (default_module != p->module) { - found = string_map_get(&default_module->objc_selectors, name); - if (found) { - entity = *found; - } - } - - if (!entity) { - lbAddr default_addr = lb_add_global_generated(default_module, t_objc_SEL, {}, &entity); - string_map_set(&default_module->objc_selectors, name, entity); - } + lbAddr default_addr = lb_add_global_generated(default_module, t_objc_SEL, {}, &entity); + string_map_set(&default_module->objc_selectors, name, lbObjcRef{entity, default_addr}); } lbValue ptr = lb_find_value_from_entity(p->module, entity); lbAddr local_addr = lb_addr(ptr); if (default_module != p->module) { - string_map_set(&p->module->objc_selectors, name, entity); + string_map_set(&p->module->objc_selectors, name, lbObjcRef{entity, local_addr}); } return local_addr; @@ -2152,33 +2150,31 @@ gb_internal lbValue lb_handle_objc_register_selector(lbProcedure *p, Ast *expr) } gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String const &name) { + lbObjcRef *found = string_map_get(&p->module->objc_classes, name); + if (found) { + return found->local_module_addr; + } + lbModule *default_module = &p->module->gen->default_module; Entity *entity = {}; - Entity **found = string_map_get(&p->module->objc_classes, name); - if (found) { - entity = *found; + if (default_module != p->module) { + found = string_map_get(&default_module->objc_classes, name); + if (found) { + entity = found->entity; + } } if (!entity) { - if (default_module != p->module) { - found = string_map_get(&default_module->objc_classes, name); - if (found) { - entity = *found; - } - } - - if (!entity) { - lbAddr default_addr = lb_add_global_generated(default_module, t_objc_Class, {}, &entity); - string_map_set(&default_module->objc_classes, name, entity); - } + lbAddr default_addr = lb_add_global_generated(default_module, t_objc_Class, {}, &entity); + string_map_set(&default_module->objc_classes, name, lbObjcRef{entity, default_addr}); } lbValue ptr = lb_find_value_from_entity(p->module, entity); lbAddr local_addr = lb_addr(ptr); if (default_module != p->module) { - string_map_set(&p->module->objc_classes, name, entity); + string_map_set(&p->module->objc_classes, name, lbObjcRef{entity, local_addr}); } return local_addr; -- cgit v1.2.3 From b77430bea8ea29263750d0356343cee36808d8f3 Mon Sep 17 00:00:00 2001 From: Laytan Laats Date: Wed, 5 Feb 2025 19:42:20 +0100 Subject: -obfuscate-source-code-locations on bounds checks and type assertions --- src/llvm_backend_expr.cpp | 8 ++----- src/llvm_backend_general.cpp | 52 ++++++++++++++++++-------------------------- src/llvm_backend_utility.cpp | 8 ++----- 3 files changed, 25 insertions(+), 43 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend_expr.cpp b/src/llvm_backend_expr.cpp index 871536927..693f2e225 100644 --- a/src/llvm_backend_expr.cpp +++ b/src/llvm_backend_expr.cpp @@ -3364,9 +3364,7 @@ gb_internal lbValue lb_build_unary_and(lbProcedure *p, Ast *expr) { auto args = array_make(permanent_allocator(), arg_count); args[0] = ok; - args[1] = lb_find_or_add_entity_string(p->module, get_file_path_string(pos.file_id)); - args[2] = lb_const_int(p->module, t_i32, pos.line); - args[3] = lb_const_int(p->module, t_i32, pos.column); + lb_set_file_line_col(p, array_slice(args, 1, args.count), pos); if (!build_context.no_rtti) { args[4] = lb_typeid(p->module, src_type); @@ -3393,9 +3391,7 @@ gb_internal lbValue lb_build_unary_and(lbProcedure *p, Ast *expr) { auto args = array_make(permanent_allocator(), 6); args[0] = ok; - args[1] = lb_find_or_add_entity_string(p->module, get_file_path_string(pos.file_id)); - args[2] = lb_const_int(p->module, t_i32, pos.line); - args[3] = lb_const_int(p->module, t_i32, pos.column); + lb_set_file_line_col(p, array_slice(args, 1, args.count), pos); args[4] = any_id; args[5] = id; diff --git a/src/llvm_backend_general.cpp b/src/llvm_backend_general.cpp index 762256258..7425b9fd7 100644 --- a/src/llvm_backend_general.cpp +++ b/src/llvm_backend_general.cpp @@ -15,7 +15,6 @@ gb_global isize lb_global_type_info_member_offsets_index = 0; gb_global isize lb_global_type_info_member_usings_index = 0; gb_global isize lb_global_type_info_member_tags_index = 0; - gb_internal void lb_init_module(lbModule *m, Checker *c) { m->info = &c->info; @@ -540,6 +539,22 @@ gb_internal lbValue lb_build_addr_ptr(lbProcedure *p, Ast *expr) { return lb_addr_get_ptr(p, addr); } +gb_internal void lb_set_file_line_col(lbProcedure *p, Array arr, TokenPos pos) { + String file = get_file_path_string(pos.file_id); + i32 line = pos.line; + i32 col = pos.column; + + if (build_context.obfuscate_source_code_locations) { + file = obfuscate_string(file, "F"); + line = obfuscate_i32(line); + col = obfuscate_i32(col); + } + + arr[0] = lb_find_or_add_entity_string(p->module, file); + arr[1] = lb_const_int(p->module, t_i32, line); + arr[2] = lb_const_int(p->module, t_i32, col); +} + gb_internal void lb_emit_bounds_check(lbProcedure *p, Token token, lbValue index, lbValue len) { if (build_context.no_bounds_check) { return; @@ -553,14 +568,8 @@ gb_internal void lb_emit_bounds_check(lbProcedure *p, Token token, lbValue index index = lb_emit_conv(p, index, t_int); len = lb_emit_conv(p, len, t_int); - lbValue file = lb_find_or_add_entity_string(p->module, get_file_path_string(token.pos.file_id)); - lbValue line = lb_const_int(p->module, t_i32, token.pos.line); - lbValue column = lb_const_int(p->module, t_i32, token.pos.column); - auto args = array_make(temporary_allocator(), 5); - args[0] = file; - args[1] = line; - args[2] = column; + lb_set_file_line_col(p, args, token.pos); args[3] = index; args[4] = len; @@ -582,14 +591,8 @@ gb_internal void lb_emit_matrix_bounds_check(lbProcedure *p, Token token, lbValu row_count = lb_emit_conv(p, row_count, t_int); column_count = lb_emit_conv(p, column_count, t_int); - lbValue file = lb_find_or_add_entity_string(p->module, get_file_path_string(token.pos.file_id)); - lbValue line = lb_const_int(p->module, t_i32, token.pos.line); - lbValue column = lb_const_int(p->module, t_i32, token.pos.column); - auto args = array_make(temporary_allocator(), 7); - args[0] = file; - args[1] = line; - args[2] = column; + lb_set_file_line_col(p, args, token.pos); args[3] = row_index; args[4] = column_index; args[5] = row_count; @@ -610,14 +613,8 @@ gb_internal void lb_emit_multi_pointer_slice_bounds_check(lbProcedure *p, Token low = lb_emit_conv(p, low, t_int); high = lb_emit_conv(p, high, t_int); - lbValue file = lb_find_or_add_entity_string(p->module, get_file_path_string(token.pos.file_id)); - lbValue line = lb_const_int(p->module, t_i32, token.pos.line); - lbValue column = lb_const_int(p->module, t_i32, token.pos.column); - auto args = array_make(permanent_allocator(), 5); - args[0] = file; - args[1] = line; - args[2] = column; + lb_set_file_line_col(p, args, token.pos); args[3] = low; args[4] = high; @@ -632,16 +629,11 @@ gb_internal void lb_emit_slice_bounds_check(lbProcedure *p, Token token, lbValue return; } - lbValue file = lb_find_or_add_entity_string(p->module, get_file_path_string(token.pos.file_id)); - lbValue line = lb_const_int(p->module, t_i32, token.pos.line); - lbValue column = lb_const_int(p->module, t_i32, token.pos.column); high = lb_emit_conv(p, high, t_int); if (!lower_value_used) { auto args = array_make(permanent_allocator(), 5); - args[0] = file; - args[1] = line; - args[2] = column; + lb_set_file_line_col(p, args, token.pos); args[3] = high; args[4] = len; @@ -651,9 +643,7 @@ gb_internal void lb_emit_slice_bounds_check(lbProcedure *p, Token token, lbValue low = lb_emit_conv(p, low, t_int); auto args = array_make(permanent_allocator(), 6); - args[0] = file; - args[1] = line; - args[2] = column; + lb_set_file_line_col(p, args, token.pos); args[3] = low; args[4] = high; args[5] = len; diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index 8910bd67a..aa425a9d5 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -771,9 +771,7 @@ gb_internal lbValue lb_emit_union_cast(lbProcedure *p, lbValue value, Type *type auto args = array_make(permanent_allocator(), arg_count); args[0] = ok; - args[1] = lb_const_string(m, get_file_path_string(pos.file_id)); - args[2] = lb_const_int(m, t_i32, pos.line); - args[3] = lb_const_int(m, t_i32, pos.column); + lb_set_file_line_col(p, array_slice(args, 1, args.count), pos); if (!build_context.no_rtti) { args[4] = lb_typeid(m, src_type); @@ -847,9 +845,7 @@ gb_internal lbAddr lb_emit_any_cast_addr(lbProcedure *p, lbValue value, Type *ty auto args = array_make(permanent_allocator(), arg_count); args[0] = ok; - args[1] = lb_const_string(m, get_file_path_string(pos.file_id)); - args[2] = lb_const_int(m, t_i32, pos.line); - args[3] = lb_const_int(m, t_i32, pos.column); + lb_set_file_line_col(p, array_slice(args, 1, args.count), pos); if (!build_context.no_rtti) { args[4] = any_typeid; -- cgit v1.2.3 From e8c38e74274b57a5de71d983ce9231bb7d27458e Mon Sep 17 00:00:00 2001 From: gingerBill Date: Thu, 20 Feb 2025 17:50:56 +0000 Subject: Handle `any` correctly for 32-bit systems --- src/llvm_backend_general.cpp | 19 ++++++++++++++----- src/llvm_backend_utility.cpp | 7 +++++++ 2 files changed, 21 insertions(+), 5 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend_general.cpp b/src/llvm_backend_general.cpp index 4f6fcb88e..49e2ba9e8 100644 --- a/src/llvm_backend_general.cpp +++ b/src/llvm_backend_general.cpp @@ -1784,11 +1784,20 @@ gb_internal LLVMTypeRef lb_type_internal(lbModule *m, Type *type) { return type; } type = LLVMStructCreateNamed(ctx, name); - LLVMTypeRef fields[2] = { - lb_type(m, t_rawptr), - lb_type(m, t_typeid), - }; - LLVMStructSetBody(type, fields, 2, false); + if (build_context.ptr_size == 4) { + LLVMTypeRef fields[3] = { + lb_type(m, t_rawptr), + lb_type_padding_filler(m, build_context.ptr_size, build_context.ptr_size), // padding + lb_type(m, t_typeid), + }; + LLVMStructSetBody(type, fields, 3, false); + } else { + LLVMTypeRef fields[2] = { + lb_type(m, t_rawptr), + lb_type(m, t_typeid), + }; + LLVMStructSetBody(type, fields, 2, false); + } return type; } diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index aa425a9d5..0ba95bb1e 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -971,6 +971,13 @@ gb_internal i32 lb_convert_struct_index(lbModule *m, Type *t, i32 index) { if (t->kind == Type_Struct) { auto field_remapping = lb_get_struct_remapping(m, t); return field_remapping[index]; + } else if (is_type_any(t) && build_context.ptr_size == 4) { + GB_ASSERT(t->kind == Type_Basic); + GB_ASSERT(t->Basic.kind == Basic_any); + switch (index) { + case 0: return 0; // data + case 1: return 2; // id + } } else if (build_context.ptr_size != build_context.int_size) { switch (t->kind) { case Type_Basic: -- cgit v1.2.3 From f9d85a731161c2285844be520e48f8cf8d41bc78 Mon Sep 17 00:00:00 2001 From: gingerBill Date: Tue, 25 Feb 2025 14:29:14 +0000 Subject: Try to make globally generated variables deterministic in name --- src/llvm_backend.hpp | 5 ++++- src/llvm_backend_expr.cpp | 8 ++++---- src/llvm_backend_general.cpp | 35 +++++++++++------------------------ src/llvm_backend_proc.cpp | 6 +++--- src/llvm_backend_utility.cpp | 15 +++++++++++++-- 5 files changed, 35 insertions(+), 34 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend.hpp b/src/llvm_backend.hpp index b455bf4e8..d18395127 100644 --- a/src/llvm_backend.hpp +++ b/src/llvm_backend.hpp @@ -361,6 +361,8 @@ struct lbProcedure { bool in_multi_assignment; Array raw_input_parameters; + u32 global_generated_index; + bool uses_branch_location; TokenPos branch_location_pos; TokenPos curr_token_pos; @@ -470,7 +472,8 @@ gb_internal lbContextData *lb_push_context_onto_stack(lbProcedure *p, lbAddr ctx gb_internal lbContextData *lb_push_context_onto_stack_from_implicit_parameter(lbProcedure *p); -gb_internal lbAddr lb_add_global_generated(lbModule *m, Type *type, lbValue value={}, Entity **entity_=nullptr); +gb_internal lbAddr lb_add_global_generated_from_procedure(lbProcedure *p, Type *type, lbValue value={}); +gb_internal lbAddr lb_add_global_generated_with_name(lbModule *m, Type *type, lbValue value, String name, Entity **entity_=nullptr); gb_internal lbAddr lb_add_local(lbProcedure *p, Type *type, Entity *e=nullptr, bool zero_init=true, bool force_no_init=false); gb_internal void lb_add_foreign_library_path(lbModule *m, Entity *e); diff --git a/src/llvm_backend_expr.cpp b/src/llvm_backend_expr.cpp index b4e5c2a44..56c7b45ec 100644 --- a/src/llvm_backend_expr.cpp +++ b/src/llvm_backend_expr.cpp @@ -2312,9 +2312,9 @@ gb_internal lbValue lb_emit_conv(lbProcedure *p, lbValue value, Type *t) { lbValue array_const_value = {}; array_const_value.type = t; array_const_value.value = LLVMConstArray(lb_type(m, elem), values, cast(unsigned)index_count); - v = lb_add_global_generated(m, t, array_const_value); + v = lb_add_global_generated_from_procedure(p, t, array_const_value); } else { - v = lb_add_global_generated(m, t); + v = lb_add_global_generated_from_procedure(p, t); } lb_make_global_private_const(v); @@ -3264,7 +3264,7 @@ gb_internal lbValue lb_build_unary_and(lbProcedure *p, Ast *expr) { Type *type = v.type; lbAddr addr = {}; if (p->is_startup) { - addr = lb_add_global_generated(p->module, type, v); + addr = lb_add_global_generated_from_procedure(p, type, v); } else { addr = lb_add_local_generated(p, type, false); } @@ -3851,7 +3851,7 @@ gb_internal lbAddr lb_build_addr_from_entity(lbProcedure *p, Entity *e, Ast *exp Type *t = default_type(type_of_expr(expr)); lbValue v = lb_const_value(p->module, t, e->Constant.value); if (LLVMIsConstant(v.value)) { - lbAddr g = lb_add_global_generated(p->module, t, v); + lbAddr g = lb_add_global_generated_from_procedure(p, t, v); return g; } GB_ASSERT(LLVMIsALoadInst(v.value)); diff --git a/src/llvm_backend_general.cpp b/src/llvm_backend_general.cpp index 80856ac8c..54c1f5c38 100644 --- a/src/llvm_backend_general.cpp +++ b/src/llvm_backend_general.cpp @@ -1007,7 +1007,7 @@ gb_internal void lb_emit_store(lbProcedure *p, lbValue ptr, lbValue value) { LLVMConstInt(LLVMInt64TypeInContext(p->module->ctx), lb_sizeof(LLVMTypeOf(value.value)), false)); return; } else if (LLVMIsConstant(value.value)) { - lbAddr addr = lb_add_global_generated(p->module, value.type, value, nullptr); + lbAddr addr = lb_add_global_generated_from_procedure(p, value.type, value); lb_make_global_private_const(addr); LLVMValueRef dst_ptr = ptr.value; @@ -2779,18 +2779,13 @@ gb_internal lbValue lb_generate_anonymous_proc_lit(lbModule *m, String const &pr } -gb_internal lbAddr lb_add_global_generated(lbModule *m, Type *type, lbValue value, Entity **entity_) { +gb_internal lbAddr lb_add_global_generated_with_name(lbModule *m, Type *type, lbValue value, String name, Entity **entity_) { GB_ASSERT(type != nullptr); type = default_type(type); isize max_len = 7+8+1; u8 *str = cast(u8 *)gb_alloc_array(permanent_allocator(), u8, max_len); - u32 id = m->gen->global_generated_index.fetch_add(1); - - isize len = gb_snprintf(cast(char *)str, max_len, "ggv$%x", id); - String name = make_string(str, len-1); - Scope *scope = nullptr; Entity *e = alloc_entity_variable(scope, make_token_ident(name), type); lbValue g = {}; @@ -2811,32 +2806,24 @@ gb_internal lbAddr lb_add_global_generated(lbModule *m, Type *type, lbValue valu return lb_addr(g); } -gb_internal lbAddr lb_add_global_generated_with_name(lbModule *m, Type *type, lbValue value, String name) { + +gb_internal lbAddr lb_add_global_generated_from_procedure(lbProcedure *p, Type *type, lbValue value) { GB_ASSERT(type != nullptr); type = default_type(type); - isize max_len = 7+8+1; - u8 *str = cast(u8 *)gb_alloc_array(permanent_allocator(), u8, max_len); + u32 index = ++p->global_generated_index; - Scope *scope = nullptr; - Entity *e = alloc_entity_variable(scope, make_token_ident(name), type); - lbValue g = {}; - g.type = alloc_type_pointer(type); - g.value = LLVMAddGlobal(m->mod, lb_type(m, type), cast(char const *)str); - if (value.value != nullptr) { - GB_ASSERT_MSG(LLVMIsConstant(value.value), LLVMPrintValueToString(value.value)); - LLVMSetInitializer(g.value, value.value); - } else { - LLVMSetInitializer(g.value, LLVMConstNull(lb_type(m, type))); - } + gbString s = gb_string_make(temporary_allocator(), "ggv$"); + s = gb_string_append_length(s, p->name.text, p->name.len); + s = gb_string_append_fmt(s, "$%u", index); - lb_add_entity(m, e, g); - lb_add_member(m, name, g); - return lb_addr(g); + String name = make_string(cast(u8 const *)s, gb_string_length(s)); + return lb_add_global_generated_with_name(p->module, type, value, name); } + gb_internal lbValue lb_find_runtime_value(lbModule *m, String const &name) { AstPackage *p = m->info->runtime_package; Entity *e = scope_lookup_current(p->scope, name); diff --git a/src/llvm_backend_proc.cpp b/src/llvm_backend_proc.cpp index 7efed98b4..3cfdf00f5 100644 --- a/src/llvm_backend_proc.cpp +++ b/src/llvm_backend_proc.cpp @@ -1119,7 +1119,7 @@ gb_internal lbValue lb_emit_call(lbProcedure *p, lbValue value, Array c if (LLVMIsConstant(x.value)) { // NOTE(bill): if the value is already constant, then just it as a global variable // and pass it by pointer - lbAddr addr = lb_add_global_generated(p->module, original_type, x); + lbAddr addr = lb_add_global_generated_from_procedure(p, original_type, x); lb_make_global_private_const(addr); ptr = addr.addr; } else { @@ -1874,7 +1874,7 @@ gb_internal lbValue lb_build_builtin_proc(lbProcedure *p, Ast *expr, TypeAndValu LLVMValueRef backing_array = llvm_const_array(lb_type(m, t_load_directory_file), elements, count); Type *array_type = alloc_type_array(t_load_directory_file, count); - lbAddr backing_array_addr = lb_add_global_generated(m, array_type, {backing_array, array_type}, nullptr); + lbAddr backing_array_addr = lb_add_global_generated_from_procedure(p, array_type, {backing_array, array_type}); lb_make_global_private_const(backing_array_addr); LLVMValueRef backing_array_ptr = backing_array_addr.addr.value; @@ -1882,7 +1882,7 @@ gb_internal lbValue lb_build_builtin_proc(lbProcedure *p, Ast *expr, TypeAndValu LLVMValueRef const_slice = llvm_const_slice_internal(m, backing_array_ptr, LLVMConstInt(lb_type(m, t_int), count, false)); - lbAddr addr = lb_add_global_generated(p->module, tv.type, {const_slice, t_load_directory_file_slice}, nullptr); + lbAddr addr = lb_add_global_generated_from_procedure(p, tv.type, {const_slice, t_load_directory_file_slice}); lb_make_global_private_const(addr); return lb_addr_load(p, addr); diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index 0ba95bb1e..9624a78e6 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2112,7 +2112,13 @@ gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, Stri } if (!entity) { - lbAddr default_addr = lb_add_global_generated(default_module, t_objc_SEL, {}, &entity); + gbString global_name = gb_string_make(temporary_allocator(), "__$objc_selector-"); + global_name = gb_string_append_length(global_name, name.text, name.len); + + lbAddr default_addr = lb_add_global_generated_with_name( + default_module, t_objc_SEL, {}, + make_string(cast(u8 const *)global_name, gb_string_length(global_name)), + &entity); string_map_set(&default_module->objc_selectors, name, lbObjcRef{entity, default_addr}); } @@ -2169,7 +2175,12 @@ gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String } if (!entity) { - lbAddr default_addr = lb_add_global_generated(default_module, t_objc_Class, {}, &entity); + gbString global_name = gb_string_make(temporary_allocator(), "__$objc_class-"); + global_name = gb_string_append_length(global_name, name.text, name.len); + + lbAddr default_addr = lb_add_global_generated_with_name(default_module, t_objc_Class, {}, + make_string(cast(u8 const *)global_name, gb_string_length(global_name)), + &entity); string_map_set(&default_module->objc_classes, name, lbObjcRef{entity, default_addr}); } -- cgit v1.2.3 From fd6d7d412dbf666bbd10eddc98b04e1af3ef9f81 Mon Sep 17 00:00:00 2001 From: gingerBill Date: Tue, 25 Feb 2025 14:55:33 +0000 Subject: Use more predictable object name --- src/llvm_backend.cpp | 40 ++++++++++++++++++++-------------------- src/llvm_backend_general.cpp | 15 +++++++++------ src/llvm_backend_utility.cpp | 4 ++-- 3 files changed, 31 insertions(+), 28 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend.cpp b/src/llvm_backend.cpp index 24807a9ba..9cf996e84 100644 --- a/src/llvm_backend.cpp +++ b/src/llvm_backend.cpp @@ -2559,17 +2559,15 @@ gb_internal String lb_filepath_ll_for_module(lbModule *m) { build_context.build_paths[BuildPath_Output].name ); - if (m->file) { - char buf[32] = {}; - isize n = gb_snprintf(buf, gb_size_of(buf), "-%u", m->file->id); - String suffix = make_string((u8 *)buf, n-1); - path = concatenate_strings(permanent_allocator(), path, suffix); - } else if (m->pkg) { - path = concatenate3_strings(permanent_allocator(), path, STR_LIT("-"), m->pkg->name); - } else if (USE_SEPARATE_MODULES) { - path = concatenate_strings(permanent_allocator(), path, STR_LIT("-builtin")); - } - path = concatenate_strings(permanent_allocator(), path, STR_LIT(".ll")); + GB_ASSERT(m->module_name != nullptr); + String s = make_string_c(m->module_name); + String prefix = str_lit("odin_package-"); + GB_ASSERT(string_starts_with(s, prefix)); + s.text += prefix.len; + s.len -= prefix.len; + + path = concatenate_strings(permanent_allocator(), path, s); + path = concatenate_strings(permanent_allocator(), s, STR_LIT(".ll")); return path; } @@ -2592,14 +2590,16 @@ gb_internal String lb_filepath_obj_for_module(lbModule *m) { path = gb_string_appendc(path, "/"); path = gb_string_append_length(path, name.text, name.len); - if (m->file) { - char buf[32] = {}; - isize n = gb_snprintf(buf, gb_size_of(buf), "-%u", m->file->id); - String suffix = make_string((u8 *)buf, n-1); - path = gb_string_append_length(path, suffix.text, suffix.len); - } else if (m->pkg) { - path = gb_string_appendc(path, "-"); - path = gb_string_append_length(path, m->pkg->name.text, m->pkg->name.len); + { + + GB_ASSERT(m->module_name != nullptr); + String s = make_string_c(m->module_name); + String prefix = str_lit("odin_package"); + GB_ASSERT(string_starts_with(s, prefix)); + s.text += prefix.len; + s.len -= prefix.len; + + path = gb_string_append_length(path, s.text, s.len); } if (use_temporary_directory) { @@ -3153,7 +3153,7 @@ gb_internal bool lb_generate_code(lbGenerator *gen) { LLVMValueRef g = LLVMAddGlobal(m->mod, internal_llvm_type, LB_TYPE_INFO_DATA_NAME); LLVMSetInitializer(g, LLVMConstNull(internal_llvm_type)); LLVMSetLinkage(g, USE_SEPARATE_MODULES ? LLVMExternalLinkage : LLVMInternalLinkage); - LLVMSetUnnamedAddress(g, LLVMGlobalUnnamedAddr); + // LLVMSetUnnamedAddress(g, LLVMGlobalUnnamedAddr); LLVMSetGlobalConstant(g, true); lbValue value = {}; diff --git a/src/llvm_backend_general.cpp b/src/llvm_backend_general.cpp index b994ec330..2d19097c7 100644 --- a/src/llvm_backend_general.cpp +++ b/src/llvm_backend_general.cpp @@ -221,7 +221,7 @@ gb_internal void lb_loop_end(lbProcedure *p, lbLoopData const &data) { gb_internal void lb_make_global_private_const(LLVMValueRef global_data) { LLVMSetLinkage(global_data, LLVMLinkerPrivateLinkage); - LLVMSetUnnamedAddress(global_data, LLVMGlobalUnnamedAddr); + // LLVMSetUnnamedAddress(global_data, LLVMGlobalUnnamedAddr); LLVMSetGlobalConstant(global_data, true); } gb_internal void lb_make_global_private_const(lbAddr const &addr) { @@ -2786,6 +2786,7 @@ gb_internal lbValue lb_generate_anonymous_proc_lit(lbModule *m, String const &pr gb_internal lbAddr lb_add_global_generated_with_name(lbModule *m, Type *type, lbValue value, String name, Entity **entity_) { + GB_ASSERT(name.len != 0); GB_ASSERT(type != nullptr); type = default_type(type); @@ -2817,12 +2818,14 @@ gb_internal lbAddr lb_add_global_generated_from_procedure(lbProcedure *p, Type * GB_ASSERT(type != nullptr); type = default_type(type); - u32 index = ++p->global_generated_index; + static std::atomic global_index; + u32 index = ++global_index; + // u32 index = ++p->global_generated_index; gbString s = gb_string_make(temporary_allocator(), "ggv$"); - s = gb_string_appendc(s, p->module->module_name); - s = gb_string_appendc(s, "$"); - s = gb_string_append_length(s, p->name.text, p->name.len); + // s = gb_string_appendc(s, p->module->module_name); + // s = gb_string_appendc(s, "$"); + // s = gb_string_append_length(s, p->name.text, p->name.len); s = gb_string_append_fmt(s, "$%u", index); String name = make_string(cast(u8 const *)s, gb_string_length(s)); @@ -2938,7 +2941,7 @@ gb_internal lbValue lb_generate_global_array(lbModule *m, Type *elem_type, i64 c g.type = alloc_type_pointer(t); LLVMSetInitializer(g.value, LLVMConstNull(lb_type(m, t))); LLVMSetLinkage(g.value, LLVMPrivateLinkage); - LLVMSetUnnamedAddress(g.value, LLVMGlobalUnnamedAddr); + // LLVMSetUnnamedAddress(g.value, LLVMGlobalUnnamedAddr); string_map_set(&m->members, s, g); return g; } diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index 9624a78e6..c876169f3 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2112,7 +2112,7 @@ gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, Stri } if (!entity) { - gbString global_name = gb_string_make(temporary_allocator(), "__$objc_selector-"); + gbString global_name = gb_string_make(temporary_allocator(), "__$objc_SEL$"); global_name = gb_string_append_length(global_name, name.text, name.len); lbAddr default_addr = lb_add_global_generated_with_name( @@ -2175,7 +2175,7 @@ gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String } if (!entity) { - gbString global_name = gb_string_make(temporary_allocator(), "__$objc_class-"); + gbString global_name = gb_string_make(temporary_allocator(), "__$objc_Class$"); global_name = gb_string_append_length(global_name, name.text, name.len); lbAddr default_addr = lb_add_global_generated_with_name(default_module, t_objc_Class, {}, -- cgit v1.2.3 From d3b1aaad18e7a1445992aea76dfb6fa00e5a9d80 Mon Sep 17 00:00:00 2001 From: gingerBill Date: Wed, 12 Mar 2025 12:53:26 +0000 Subject: Use `::` rather than `$` to try and fix mac SEL stuff --- src/llvm_backend_utility.cpp | 7 +++---- 1 file changed, 3 insertions(+), 4 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index c876169f3..c21e88792 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2112,11 +2112,10 @@ gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, Stri } if (!entity) { - gbString global_name = gb_string_make(temporary_allocator(), "__$objc_SEL$"); + gbString global_name = gb_string_make(temporary_allocator(), "__$objc_SEL::"); global_name = gb_string_append_length(global_name, name.text, name.len); - lbAddr default_addr = lb_add_global_generated_with_name( - default_module, t_objc_SEL, {}, + lbAddr default_addr = lb_add_global_generated_with_name(default_module, t_objc_SEL, {}, make_string(cast(u8 const *)global_name, gb_string_length(global_name)), &entity); string_map_set(&default_module->objc_selectors, name, lbObjcRef{entity, default_addr}); @@ -2175,7 +2174,7 @@ gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String } if (!entity) { - gbString global_name = gb_string_make(temporary_allocator(), "__$objc_Class$"); + gbString global_name = gb_string_make(temporary_allocator(), "__$objc_Class::"); global_name = gb_string_append_length(global_name, name.text, name.len); lbAddr default_addr = lb_add_global_generated_with_name(default_module, t_objc_Class, {}, -- cgit v1.2.3 From f85db012b80f0ddbd33833c0aa617c8d5a6892cb Mon Sep 17 00:00:00 2001 From: Laytan Laats Date: Fri, 21 Mar 2025 22:53:00 +0100 Subject: fix off by one temp cstring and put objc names on permanent allocator to be safe Fixes #4922 --- src/llvm_backend_general.cpp | 6 +----- src/llvm_backend_utility.cpp | 4 ++-- 2 files changed, 3 insertions(+), 7 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend_general.cpp b/src/llvm_backend_general.cpp index 71d368ec9..b7f70893f 100644 --- a/src/llvm_backend_general.cpp +++ b/src/llvm_backend_general.cpp @@ -2812,15 +2812,11 @@ gb_internal lbAddr lb_add_global_generated_with_name(lbModule *m, Type *type, lb GB_ASSERT(type != nullptr); type = default_type(type); - u8 *str = cast(u8 *)gb_alloc_array(temporary_allocator(), u8, name.len); - memcpy(str, name.text, name.len); - str[name.len] = 0; - Scope *scope = nullptr; Entity *e = alloc_entity_variable(scope, make_token_ident(name), type); lbValue g = {}; g.type = alloc_type_pointer(type); - g.value = LLVMAddGlobal(m->mod, lb_type(m, type), cast(char const *)str); + g.value = LLVMAddGlobal(m->mod, lb_type(m, type), alloc_cstring(temporary_allocator(), name)); if (value.value != nullptr) { GB_ASSERT_MSG(LLVMIsConstant(value.value), LLVMPrintValueToString(value.value)); LLVMSetInitializer(g.value, value.value); diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index c21e88792..e06369be3 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2112,7 +2112,7 @@ gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, Stri } if (!entity) { - gbString global_name = gb_string_make(temporary_allocator(), "__$objc_SEL::"); + gbString global_name = gb_string_make(permanent_allocator(), "__$objc_SEL::"); global_name = gb_string_append_length(global_name, name.text, name.len); lbAddr default_addr = lb_add_global_generated_with_name(default_module, t_objc_SEL, {}, @@ -2174,7 +2174,7 @@ gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String } if (!entity) { - gbString global_name = gb_string_make(temporary_allocator(), "__$objc_Class::"); + gbString global_name = gb_string_make(permanent_allocator(), "__$objc_Class::"); global_name = gb_string_append_length(global_name, name.text, name.len); lbAddr default_addr = lb_add_global_generated_with_name(default_module, t_objc_Class, {}, -- cgit v1.2.3 From d0dd1b2d80ab32083f97a4753200758731155ade Mon Sep 17 00:00:00 2001 From: gingerBill Date: Wed, 2 Apr 2025 18:23:08 +0100 Subject: Add mutex for `lb_handle_objc_find_or_register_selector` --- src/llvm_backend.hpp | 1 + src/llvm_backend_utility.cpp | 7 +++++++ 2 files changed, 8 insertions(+) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend.hpp b/src/llvm_backend.hpp index 4fd1b8d1a..610fb72e4 100644 --- a/src/llvm_backend.hpp +++ b/src/llvm_backend.hpp @@ -165,6 +165,7 @@ struct lbModule { PtrMap func_raw_types; // mutex: func_raw_types_mutex RecursiveMutex types_mutex; RecursiveMutex func_raw_types_mutex; + RecursiveMutex objc_selectors_mutex; i32 internal_type_level; RwMutex values_mutex; diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index e06369be3..a21039360 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2096,7 +2096,11 @@ gb_internal void lb_set_wasm_export_attributes(LLVMValueRef value, String export gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, String const &name) { + mutex_lock(&p->module->objc_selectors_mutex); + defer (mutex_unlock(&p->module->objc_selectors_mutex)); + lbObjcRef *found = string_map_get(&p->module->objc_selectors, name); + if (found) { return found->local_module_addr; } @@ -2118,7 +2122,10 @@ gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, Stri lbAddr default_addr = lb_add_global_generated_with_name(default_module, t_objc_SEL, {}, make_string(cast(u8 const *)global_name, gb_string_length(global_name)), &entity); + + mutex_lock(&default_module->objc_selectors_mutex); string_map_set(&default_module->objc_selectors, name, lbObjcRef{entity, default_addr}); + mutex_unlock(&default_module->objc_selectors_mutex); } lbValue ptr = lb_find_value_from_entity(p->module, entity); -- cgit v1.2.3 From 5eaff20f4a672760b4d90d596dd46be132634f41 Mon Sep 17 00:00:00 2001 From: gingerBill Date: Wed, 2 Apr 2025 18:26:40 +0100 Subject: Add mutex for `lb_handle_objc_find_or_register_class` --- src/llvm_backend.hpp | 5 ++++- src/llvm_backend_utility.cpp | 6 ++++++ 2 files changed, 10 insertions(+), 1 deletion(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend.hpp b/src/llvm_backend.hpp index 610fb72e4..f9f96a906 100644 --- a/src/llvm_backend.hpp +++ b/src/llvm_backend.hpp @@ -165,7 +165,6 @@ struct lbModule { PtrMap func_raw_types; // mutex: func_raw_types_mutex RecursiveMutex types_mutex; RecursiveMutex func_raw_types_mutex; - RecursiveMutex objc_selectors_mutex; i32 internal_type_level; RwMutex values_mutex; @@ -199,6 +198,10 @@ struct lbModule { RecursiveMutex debug_values_mutex; PtrMap debug_values; + + RecursiveMutex objc_classes_mutex; + RecursiveMutex objc_selectors_mutex; + StringMap objc_classes; StringMap objc_selectors; diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index a21039360..efe196e58 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2165,6 +2165,9 @@ gb_internal lbValue lb_handle_objc_register_selector(lbProcedure *p, Ast *expr) } gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String const &name) { + mutex_lock(&p->module->objc_classes_mutex); + defer (mutex_unlock(&p->module->objc_classes_mutex)); + lbObjcRef *found = string_map_get(&p->module->objc_classes, name); if (found) { return found->local_module_addr; @@ -2187,7 +2190,10 @@ gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String lbAddr default_addr = lb_add_global_generated_with_name(default_module, t_objc_Class, {}, make_string(cast(u8 const *)global_name, gb_string_length(global_name)), &entity); + + mutex_lock(&default_module->objc_classes_mutex); string_map_set(&default_module->objc_classes, name, lbObjcRef{entity, default_addr}); + mutex_unlock(&default_module->objc_classes_mutex); } lbValue ptr = lb_find_value_from_entity(p->module, entity); -- cgit v1.2.3 From cd5bef4f610ec3ee32957cbca354ccbfef310921 Mon Sep 17 00:00:00 2001 From: gingerBill Date: Thu, 3 Apr 2025 09:33:14 +0100 Subject: Rewrite objc SEL/Class register handling code --- src/llvm_backend.cpp | 45 ++++++++++++----- src/llvm_backend.hpp | 21 ++++---- src/llvm_backend_general.cpp | 2 + src/llvm_backend_utility.cpp | 118 ++++++++++++++++++------------------------- 4 files changed, 96 insertions(+), 90 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend.cpp b/src/llvm_backend.cpp index 6f3abc607..396b94f98 100644 --- a/src/llvm_backend.cpp +++ b/src/llvm_backend.cpp @@ -1126,30 +1126,51 @@ gb_internal lbProcedure *lb_create_objc_names(lbModule *main_module) { return p; } -gb_internal void lb_finalize_objc_names(lbProcedure *p) { +gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { if (p == nullptr) { return; } lbModule *m = p->module; + GB_ASSERT(m == &p->module->gen->default_module); TEMPORARY_ALLOCATOR_GUARD(); + StringSet handled = {}; + string_set_init(&handled); + defer (string_set_destroy(&handled)); + auto args = array_make(temporary_allocator(), 1); LLVMSetLinkage(p->value, LLVMInternalLinkage); lb_begin_procedure_body(p); - for (auto const &entry : m->objc_classes) { - String name = entry.key; - args[0] = lb_const_value(m, t_cstring, exact_value_string(name)); - lbValue ptr = lb_emit_runtime_call(p, "objc_lookUpClass", args); - lb_addr_store(p, entry.value.local_module_addr, ptr); + + auto register_thing = [&handled, &m, &args](lbProcedure *p, lbObjCGlobal const &g, char const *call) { + if (!string_set_update(&handled, g.name)) { + lbAddr addr = {}; + lbValue *found = string_map_get(&m->members, g.global_name); + if (found) { + addr = lb_addr(*found); + } else { + lbValue v = {}; + LLVMTypeRef t = lb_type(m, g.type); + v.value = LLVMAddGlobal(m->mod, t, g.global_name); + v.type = alloc_type_pointer(g.type); + addr = lb_addr(v); + LLVMSetInitializer(v.value, LLVMConstNull(t)); + } + + args[0] = lb_const_value(m, t_cstring, exact_value_string(g.name)); + lbValue ptr = lb_emit_runtime_call(p, call, args); + lb_addr_store(p, addr, ptr); + } + }; + + for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_classes, &g); /**/) { + register_thing(p, g, "objc_lookUpClass"); } - for (auto const &entry : m->objc_selectors) { - String name = entry.key; - args[0] = lb_const_value(m, t_cstring, exact_value_string(name)); - lbValue ptr = lb_emit_runtime_call(p, "sel_registerName", args); - lb_addr_store(p, entry.value.local_module_addr, ptr); + for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_selectors, &g); /**/) { + register_thing(p, g, "sel_registerName"); } lb_end_procedure_body(p); @@ -2637,7 +2658,7 @@ gb_internal bool lb_generate_code(lbGenerator *gen) { if (gen->objc_names) { TIME_SECTION("Finalize objc names"); - lb_finalize_objc_names(gen->objc_names); + lb_finalize_objc_names(gen, gen->objc_names); } if (build_context.ODIN_DEBUG) { diff --git a/src/llvm_backend.hpp b/src/llvm_backend.hpp index f9f96a906..3e01ada5f 100644 --- a/src/llvm_backend.hpp +++ b/src/llvm_backend.hpp @@ -143,11 +143,6 @@ struct lbPadType { LLVMTypeRef type; }; -struct lbObjcRef { - Entity * entity; - lbAddr local_module_addr; -}; - struct lbModule { LLVMModuleRef mod; LLVMContextRef ctx; @@ -199,11 +194,8 @@ struct lbModule { PtrMap debug_values; - RecursiveMutex objc_classes_mutex; - RecursiveMutex objc_selectors_mutex; - - StringMap objc_classes; - StringMap objc_selectors; + StringMap objc_classes; + StringMap objc_selectors; PtrMap map_cell_info_map; // address of runtime.Map_Info PtrMap map_info_map; // address of runtime.Map_Cell_Info @@ -222,6 +214,13 @@ struct lbEntityCorrection { char const *cname; }; +struct lbObjCGlobal { + lbModule *module; + gbString global_name; + String name; + Type * type; +}; + struct lbGenerator : LinkerData { CheckerInfo *info; @@ -239,6 +238,8 @@ struct lbGenerator : LinkerData { lbProcedure *objc_names; MPSCQueue entities_to_correct_linkage; + MPSCQueue objc_selectors; + MPSCQueue objc_classes; }; diff --git a/src/llvm_backend_general.cpp b/src/llvm_backend_general.cpp index b7f70893f..ce2c70661 100644 --- a/src/llvm_backend_general.cpp +++ b/src/llvm_backend_general.cpp @@ -171,6 +171,8 @@ gb_internal bool lb_init_generator(lbGenerator *gen, Checker *c) { } mpsc_init(&gen->entities_to_correct_linkage, heap_allocator()); + mpsc_init(&gen->objc_selectors, heap_allocator()); + mpsc_init(&gen->objc_classes, heap_allocator()); return true; } diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index efe196e58..0decbcdb8 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2094,48 +2094,71 @@ gb_internal void lb_set_wasm_export_attributes(LLVMValueRef value, String export } - gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, String const &name) { - mutex_lock(&p->module->objc_selectors_mutex); - defer (mutex_unlock(&p->module->objc_selectors_mutex)); - - lbObjcRef *found = string_map_get(&p->module->objc_selectors, name); - + lbModule *m = p->module; + lbAddr *found = string_map_get(&m->objc_selectors, name); if (found) { - return found->local_module_addr; + return *found; } lbModule *default_module = &p->module->gen->default_module; - Entity *entity = {}; - if (default_module != p->module) { - found = string_map_get(&default_module->objc_selectors, name); - if (found) { - entity = found->entity; - } + + gbString global_name = gb_string_make(permanent_allocator(), "__$objc_SEL::"); + global_name = gb_string_append_length(global_name, name.text, name.len); + + LLVMTypeRef t = lb_type(m, t_objc_SEL); + lbValue g = {}; + g.value = LLVMAddGlobal(m->mod, t, global_name); + g.type = alloc_type_pointer(t_objc_SEL); + + if (default_module == m) { + LLVMSetInitializer(g.value, LLVMConstNull(t)); + lb_add_member(m, make_string_c(global_name), g); + } else { + LLVMSetLinkage(g.value, LLVMExternalLinkage); } - if (!entity) { - gbString global_name = gb_string_make(permanent_allocator(), "__$objc_SEL::"); - global_name = gb_string_append_length(global_name, name.text, name.len); + mpsc_enqueue(&m->gen->objc_selectors, lbObjCGlobal{m, global_name, name, t_objc_SEL}); + + lbAddr addr = lb_addr(g); - lbAddr default_addr = lb_add_global_generated_with_name(default_module, t_objc_SEL, {}, - make_string(cast(u8 const *)global_name, gb_string_length(global_name)), - &entity); + string_map_set(&m->objc_selectors, name, addr); - mutex_lock(&default_module->objc_selectors_mutex); - string_map_set(&default_module->objc_selectors, name, lbObjcRef{entity, default_addr}); - mutex_unlock(&default_module->objc_selectors_mutex); + return addr; +} + +gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String const &name) { + lbModule *m = p->module; + lbAddr *found = string_map_get(&m->objc_classes, name); + if (found) { + return *found; } - lbValue ptr = lb_find_value_from_entity(p->module, entity); - lbAddr local_addr = lb_addr(ptr); + lbModule *default_module = &p->module->gen->default_module; + + + gbString global_name = gb_string_make(permanent_allocator(), "__$objc_Class::"); + global_name = gb_string_append_length(global_name, name.text, name.len); - if (default_module != p->module) { - string_map_set(&p->module->objc_selectors, name, lbObjcRef{entity, local_addr}); + LLVMTypeRef t = lb_type(m, t_objc_Class); + lbValue g = {}; + g.value = LLVMAddGlobal(m->mod, t, global_name); + g.type = alloc_type_pointer(t_objc_Class); + + if (default_module == m) { + LLVMSetInitializer(g.value, LLVMConstNull(t)); + lb_add_member(m, make_string_c(global_name), g); + } else { + LLVMSetLinkage(g.value, LLVMExternalLinkage); } + mpsc_enqueue(&m->gen->objc_classes, lbObjCGlobal{m, global_name, name, t_objc_Class}); - return local_addr; + lbAddr addr = lb_addr(g); + + string_map_set(&m->objc_classes, name, addr); + + return addr; } gb_internal lbValue lb_handle_objc_find_selector(lbProcedure *p, Ast *expr) { @@ -2164,47 +2187,6 @@ gb_internal lbValue lb_handle_objc_register_selector(lbProcedure *p, Ast *expr) return lb_addr_load(p, dst); } -gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String const &name) { - mutex_lock(&p->module->objc_classes_mutex); - defer (mutex_unlock(&p->module->objc_classes_mutex)); - - lbObjcRef *found = string_map_get(&p->module->objc_classes, name); - if (found) { - return found->local_module_addr; - } - - lbModule *default_module = &p->module->gen->default_module; - Entity *entity = {}; - - if (default_module != p->module) { - found = string_map_get(&default_module->objc_classes, name); - if (found) { - entity = found->entity; - } - } - - if (!entity) { - gbString global_name = gb_string_make(permanent_allocator(), "__$objc_Class::"); - global_name = gb_string_append_length(global_name, name.text, name.len); - - lbAddr default_addr = lb_add_global_generated_with_name(default_module, t_objc_Class, {}, - make_string(cast(u8 const *)global_name, gb_string_length(global_name)), - &entity); - - mutex_lock(&default_module->objc_classes_mutex); - string_map_set(&default_module->objc_classes, name, lbObjcRef{entity, default_addr}); - mutex_unlock(&default_module->objc_classes_mutex); - } - - lbValue ptr = lb_find_value_from_entity(p->module, entity); - lbAddr local_addr = lb_addr(ptr); - - if (default_module != p->module) { - string_map_set(&p->module->objc_classes, name, lbObjcRef{entity, local_addr}); - } - - return local_addr; -} gb_internal lbValue lb_handle_objc_find_class(lbProcedure *p, Ast *expr) { ast_node(ce, CallExpr, expr); -- cgit v1.2.3 From e412d3b4c15d24c644723ea89960f3507a0b6618 Mon Sep 17 00:00:00 2001 From: gingerBill Date: Thu, 3 Apr 2025 09:48:30 +0100 Subject: Minor clean up to `lb_handle_objc_find_or_register_internal` --- src/llvm_backend_utility.cpp | 49 +++++++++++--------------------------------- 1 file changed, 12 insertions(+), 37 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index 0decbcdb8..4064b3134 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2094,9 +2094,9 @@ gb_internal void lb_set_wasm_export_attributes(LLVMValueRef value, String export } -gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, String const &name) { +gb_internal lbAddr lb_handle_objc_find_or_register_internal(lbProcedure *p, StringMap *objc_map, String const &name, char const *prefix, Type *type) { lbModule *m = p->module; - lbAddr *found = string_map_get(&m->objc_selectors, name); + lbAddr *found = string_map_get(objc_map, name); if (found) { return *found; } @@ -2104,13 +2104,13 @@ gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, Stri lbModule *default_module = &p->module->gen->default_module; - gbString global_name = gb_string_make(permanent_allocator(), "__$objc_SEL::"); + gbString global_name = gb_string_make(permanent_allocator(), prefix); global_name = gb_string_append_length(global_name, name.text, name.len); - LLVMTypeRef t = lb_type(m, t_objc_SEL); + LLVMTypeRef t = lb_type(m, type); lbValue g = {}; g.value = LLVMAddGlobal(m->mod, t, global_name); - g.type = alloc_type_pointer(t_objc_SEL); + g.type = alloc_type_pointer(type); if (default_module == m) { LLVMSetInitializer(g.value, LLVMConstNull(t)); @@ -2119,46 +2119,21 @@ gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, Stri LLVMSetLinkage(g.value, LLVMExternalLinkage); } - mpsc_enqueue(&m->gen->objc_selectors, lbObjCGlobal{m, global_name, name, t_objc_SEL}); + mpsc_enqueue(&m->gen->objc_selectors, lbObjCGlobal{m, global_name, name, type}); lbAddr addr = lb_addr(g); - string_map_set(&m->objc_selectors, name, addr); + string_map_set(objc_map, name, addr); return addr; } -gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String const &name) { - lbModule *m = p->module; - lbAddr *found = string_map_get(&m->objc_classes, name); - if (found) { - return *found; - } - - lbModule *default_module = &p->module->gen->default_module; - - - gbString global_name = gb_string_make(permanent_allocator(), "__$objc_Class::"); - global_name = gb_string_append_length(global_name, name.text, name.len); - - LLVMTypeRef t = lb_type(m, t_objc_Class); - lbValue g = {}; - g.value = LLVMAddGlobal(m->mod, t, global_name); - g.type = alloc_type_pointer(t_objc_Class); - - if (default_module == m) { - LLVMSetInitializer(g.value, LLVMConstNull(t)); - lb_add_member(m, make_string_c(global_name), g); - } else { - LLVMSetLinkage(g.value, LLVMExternalLinkage); - } - mpsc_enqueue(&m->gen->objc_classes, lbObjCGlobal{m, global_name, name, t_objc_Class}); - - lbAddr addr = lb_addr(g); - - string_map_set(&m->objc_classes, name, addr); +gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, String const &name) { + return lb_handle_objc_find_or_register_internal(p, &p->module->objc_selectors, name, "__$objc_SEL::", t_objc_SEL); +} - return addr; +gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String const &name) { + return lb_handle_objc_find_or_register_internal(p, &p->module->objc_classes, name, "__$objc_Class::", t_objc_Class); } gb_internal lbValue lb_handle_objc_find_selector(lbProcedure *p, Ast *expr) { -- cgit v1.2.3 From 4ebaed1fddd21a42623bfeff32558496e424326c Mon Sep 17 00:00:00 2001 From: gingerBill Date: Thu, 3 Apr 2025 09:54:44 +0100 Subject: Remove refactor --- src/llvm_backend_utility.cpp | 49 ++++++++++++++++++++++++++++++-------------- 1 file changed, 34 insertions(+), 15 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index 4064b3134..bfeebfcbe 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2094,23 +2094,22 @@ gb_internal void lb_set_wasm_export_attributes(LLVMValueRef value, String export } -gb_internal lbAddr lb_handle_objc_find_or_register_internal(lbProcedure *p, StringMap *objc_map, String const &name, char const *prefix, Type *type) { +gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, String const &name) { lbModule *m = p->module; - lbAddr *found = string_map_get(objc_map, name); + lbAddr *found = string_map_get(&m->objc_selectors, name); if (found) { return *found; } lbModule *default_module = &p->module->gen->default_module; - - gbString global_name = gb_string_make(permanent_allocator(), prefix); + gbString global_name = gb_string_make(permanent_allocator(), "__$objc_SEL::"); global_name = gb_string_append_length(global_name, name.text, name.len); - LLVMTypeRef t = lb_type(m, type); + LLVMTypeRef t = lb_type(m, t_objc_SEL); lbValue g = {}; g.value = LLVMAddGlobal(m->mod, t, global_name); - g.type = alloc_type_pointer(type); + g.type = alloc_type_pointer(t_objc_SEL); if (default_module == m) { LLVMSetInitializer(g.value, LLVMConstNull(t)); @@ -2119,21 +2118,41 @@ gb_internal lbAddr lb_handle_objc_find_or_register_internal(lbProcedure *p, Stri LLVMSetLinkage(g.value, LLVMExternalLinkage); } - mpsc_enqueue(&m->gen->objc_selectors, lbObjCGlobal{m, global_name, name, type}); + mpsc_enqueue(&m->gen->objc_selectors, lbObjCGlobal{m, global_name, name, t_objc_SEL}); lbAddr addr = lb_addr(g); - - string_map_set(objc_map, name, addr); - + string_map_set(&m->objc_selectors, name, addr); return addr; } -gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, String const &name) { - return lb_handle_objc_find_or_register_internal(p, &p->module->objc_selectors, name, "__$objc_SEL::", t_objc_SEL); -} - gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String const &name) { - return lb_handle_objc_find_or_register_internal(p, &p->module->objc_classes, name, "__$objc_Class::", t_objc_Class); + lbModule *m = p->module; + lbAddr *found = string_map_get(&m->objc_classes, name); + if (found) { + return *found; + } + + lbModule *default_module = &p->module->gen->default_module; + + gbString global_name = gb_string_make(permanent_allocator(), "__$objc_Class::"); + global_name = gb_string_append_length(global_name, name.text, name.len); + + LLVMTypeRef t = lb_type(m, t_objc_Class); + lbValue g = {}; + g.value = LLVMAddGlobal(m->mod, t, global_name); + g.type = alloc_type_pointer(t_objc_Class); + + if (default_module == m) { + LLVMSetInitializer(g.value, LLVMConstNull(t)); + lb_add_member(m, make_string_c(global_name), g); + } else { + LLVMSetLinkage(g.value, LLVMExternalLinkage); + } + mpsc_enqueue(&m->gen->objc_classes, lbObjCGlobal{m, global_name, name, t_objc_Class}); + + lbAddr addr = lb_addr(g); + string_map_set(&m->objc_classes, name, addr); + return addr; } gb_internal lbValue lb_handle_objc_find_selector(lbProcedure *p, Ast *expr) { -- cgit v1.2.3 From a3de9c8de4e539905a85f3cc060f95529b402f18 Mon Sep 17 00:00:00 2001 From: Harold Brenes Date: Sat, 19 Apr 2025 08:04:23 -0400 Subject: Add initial support for Objective-C class implementation --- base/intrinsics/intrinsics.odin | 5 +- base/runtime/procs_darwin.odin | 25 +- src/check_builtin.cpp | 77 +++++- src/check_decl.cpp | 73 +++++ src/checker.cpp | 77 +++++- src/checker.hpp | 17 +- src/checker_builtin_procs.hpp | 2 + src/entity.cpp | 3 + src/llvm_backend.cpp | 591 +++++++++++++++++++++++++++++++++++++--- src/llvm_backend.hpp | 3 + src/llvm_backend_general.cpp | 2 + src/llvm_backend_proc.cpp | 1 + src/llvm_backend_utility.cpp | 74 ++++- src/types.cpp | 2 + 14 files changed, 900 insertions(+), 52 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/base/intrinsics/intrinsics.odin b/base/intrinsics/intrinsics.odin index bec452007..515e8d48a 100644 --- a/base/intrinsics/intrinsics.odin +++ b/base/intrinsics/intrinsics.odin @@ -353,15 +353,18 @@ x86_xgetbv :: proc(cx: u32) -> (eax, edx: u32) --- objc_object :: struct{} objc_selector :: struct{} objc_class :: struct{} +objc_ivar :: struct{} + objc_id :: ^objc_object objc_SEL :: ^objc_selector objc_Class :: ^objc_class +objc_Ivar :: ^objc_ivar objc_find_selector :: proc($name: string) -> objc_SEL --- objc_register_selector :: proc($name: string) -> objc_SEL --- objc_find_class :: proc($name: string) -> objc_Class --- objc_register_class :: proc($name: string) -> objc_Class --- - +ivar_get :: proc(self: ^$T, $U: typeid) -> ^U --- valgrind_client_request :: proc(default: uintptr, request: uintptr, a0, a1, a2, a3, a4: uintptr) -> uintptr --- diff --git a/base/runtime/procs_darwin.odin b/base/runtime/procs_darwin.odin index c3fc46af1..0aec57e80 100644 --- a/base/runtime/procs_darwin.odin +++ b/base/runtime/procs_darwin.odin @@ -2,21 +2,34 @@ package runtime @(priority_index=-1e6) -foreign import "system:Foundation.framework" +foreign import ObjC "system:objc" import "base:intrinsics" -objc_id :: ^intrinsics.objc_object +objc_id :: ^intrinsics.objc_object objc_Class :: ^intrinsics.objc_class -objc_SEL :: ^intrinsics.objc_selector +objc_SEL :: ^intrinsics.objc_selector +objc_Ivar :: ^intrinsics.objc_ivar +objc_BOOL :: bool -foreign Foundation { - objc_lookUpClass :: proc "c" (name: cstring) -> objc_Class --- + +objc_IMP :: proc "c" (object: objc_id, sel: objc_SEL, #c_vararg args: ..any) -> objc_id + +foreign ObjC { sel_registerName :: proc "c" (name: cstring) -> objc_SEL --- - objc_allocateClassPair :: proc "c" (superclass: objc_Class, name: cstring, extraBytes: uint) -> objc_Class --- objc_msgSend :: proc "c" (self: objc_id, op: objc_SEL, #c_vararg args: ..any) --- objc_msgSend_fpret :: proc "c" (self: objc_id, op: objc_SEL, #c_vararg args: ..any) -> f64 --- objc_msgSend_fp2ret :: proc "c" (self: objc_id, op: objc_SEL, #c_vararg args: ..any) -> complex128 --- objc_msgSend_stret :: proc "c" (self: objc_id, op: objc_SEL, #c_vararg args: ..any) --- + + objc_lookUpClass :: proc "c" (name: cstring) -> objc_Class --- + objc_allocateClassPair :: proc "c" (superclass: objc_Class, name: cstring, extraBytes: uint) -> objc_Class --- + objc_registerClassPair :: proc "c" (cls : objc_Class) --- + class_addMethod :: proc "c" (cls: objc_Class, name: objc_SEL, imp: objc_IMP, types: cstring) -> objc_BOOL --- + class_addIvar :: proc "c" (cls: objc_Class, name: cstring, size: uint, alignment: u8, types: cstring) -> objc_BOOL --- + class_getInstanceVariable :: proc "c" (cls : objc_Class, name: cstring) -> objc_Ivar --- + class_getInstanceSize :: proc "c" (cls : objc_Class) -> uint --- + ivar_getOffset :: proc "c" (v: objc_Ivar) -> uintptr --- } + diff --git a/src/check_builtin.cpp b/src/check_builtin.cpp index f66a8605c..c44d1c123 100644 --- a/src/check_builtin.cpp +++ b/src/check_builtin.cpp @@ -387,6 +387,80 @@ gb_internal bool check_builtin_objc_procedure(CheckerContext *c, Operand *operan try_to_add_package_dependency(c, "runtime", "objc_allocateClassPair"); return true; } break; + + case BuiltinProc_objc_ivar_get: + { + Type *self_type = nullptr; + Type *ivar_type = nullptr; + + Operand self {}; + check_expr_or_type(c, &self, ce->args[0]); + + if (!is_operand_value(self) || !check_is_assignable_to(c, &self, t_objc_id)) { + gbString e = expr_to_string(self.expr); + gbString t = type_to_string(self.type); + error(self.expr, "'%.*s' expected a type or value derived from intrinsics.objc_object, got '%s' of type %s", LIT(builtin_name), e, t); + gb_string_free(t); + gb_string_free(e); + return false; + } + else if (!is_type_pointer(self.type)) { + gbString e = expr_to_string(self.expr); + gbString t = type_to_string(self.type); + error(self.expr, "'%.*s' expected a pointer of a value derived from intrinsics.objc_object, got '%s' of type %s", LIT(builtin_name), e, t); + gb_string_free(t); + gb_string_free(e); + return false; + } + + self_type = type_deref(self.type); + + if (!(self_type->kind == Type_Named && + self_type->Named.type_name != nullptr && + self_type->Named.type_name->TypeName.objc_class_name != "")) { + gbString t = type_to_string(self_type); + error(self.expr, "'%.*s' expected a named type with the attribute @(obj_class=) , got type %s", LIT(builtin_name), t); + gb_string_free(t); + return false; + } + + if (self_type->Named.type_name->TypeName.objc_ivar == nullptr) { + gbString t = type_to_string(self_type); + error(self.expr, "'%.*s' requires that type %s have the attribute @(obj_ivar=).", LIT(builtin_name), t); + gb_string_free(t); + return false; + } + + Operand ivar {}; + check_expr_or_type(c, &ivar, ce->args[1]); + if (ivar.mode == Addressing_Type) { + ivar_type = ivar.type; + } else { + return false; + } + + if (self_type->Named.type_name->TypeName.objc_ivar != ivar_type) { + gbString name_self = type_to_string(self_type); + gbString name_expected = type_to_string(self_type->Named.type_name->TypeName.objc_ivar); + gbString name_given = type_to_string(ivar_type); + error(self.expr, "'%.*s' ivar type %s does not match @obj_ivar type %s on Objective-C class %s.", + LIT(builtin_name), name_given, name_expected, name_self); + gb_string_free(name_self); + gb_string_free(name_expected); + gb_string_free(name_given); + return false; + } + + if (type_hint != nullptr && type_hint->kind == Type_Pointer && type_hint->Pointer.elem == ivar_type) { + operand->type = type_hint; + } else { + operand->type = alloc_type_pointer(ivar_type); + } + + operand->mode = Addressing_Value; + + return true; + } break; } } @@ -2132,7 +2206,8 @@ gb_internal bool check_builtin_procedure(CheckerContext *c, Operand *operand, As case BuiltinProc_objc_find_selector: case BuiltinProc_objc_find_class: case BuiltinProc_objc_register_selector: - case BuiltinProc_objc_register_class: + case BuiltinProc_objc_register_class: + case BuiltinProc_objc_ivar_get: return check_builtin_objc_procedure(c, operand, call, id, type_hint); case BuiltinProc___entry_point: diff --git a/src/check_decl.cpp b/src/check_decl.cpp index ba6445ea4..dffe0b48e 100644 --- a/src/check_decl.cpp +++ b/src/check_decl.cpp @@ -526,6 +526,54 @@ gb_internal void check_type_decl(CheckerContext *ctx, Entity *e, Ast *init_expr, check_decl_attributes(ctx, decl->attributes, type_decl_attribute, &ac); if (e->kind == Entity_TypeName && ac.objc_class != "") { e->TypeName.objc_class_name = ac.objc_class; + e->TypeName.objc_superclass = ac.objc_superclass; + e->TypeName.objc_ivar = ac.objc_ivar; + + if (ac.objc_is_implementation) { + e->TypeName.objc_is_implementation = true; + mpsc_enqueue(&ctx->info->objc_class_implementations, e); // TODO(harold): Don't need this for anything. Remove. + + GB_ASSERT(e->TypeName.objc_ivar == nullptr || e->TypeName.objc_ivar->kind == Type_Named); + + // Ensure superclass hierarchy are all Objective-C classes and does not cycle + Type *super = ac.objc_superclass; + if (super != nullptr) { + TypeSet super_set{}; + type_set_init(&super_set, 8); + defer (type_set_destroy(&super_set)); + + type_set_update(&super_set, e->type); + + for (;;) { + if (type_set_update(&super_set, super)) { + error(e->token, "@(objc_superclass) Superclass hierarchy cycle encountered"); + break; + } + + if (super->kind != Type_Named) { + error(e->token, "@(objc_superclass) References type must be a named struct."); + break; + } + + Type* named_type = base_type(super->Named.type_name->type); + if (!is_type_objc_object(named_type)) { + error(e->token, "@(objc_superclass) Superclass must be an Objective-C class."); + break; + } + + super = super->Named.type_name->TypeName.objc_superclass; + if (super == nullptr) { + break; + } + + // TODO(harold): Is this the right way to do this??? The referenced entity must be already resolved + // so that we can access its objc_superclass attribute + check_single_global_entity(ctx->checker, super->Named.type_name, super->Named.type_name->decl_info); + } + } + } else if (e->TypeName.objc_superclass != nullptr) { + error(e->token, "@(objc_superclass) can only be applied when the obj_implement attribute is also applied"); + } if (type_size_of(e->type) > 0) { error(e->token, "@(objc_class) marked type must be of zero size"); @@ -942,6 +990,31 @@ gb_internal void check_objc_methods(CheckerContext *ctx, Entity *e, AttributeCon if (tn->scope != e->scope) { error(e->token, "@(objc_name) attribute may only be applied to procedures and types within the same scope"); } else { + + if (ac.objc_is_implementation) { + GB_ASSERT(e->kind == Entity_Procedure); + + CheckerInfo *info = ctx->info; + mutex_lock(&info->objc_method_mutex); + defer (mutex_unlock(&info->objc_method_mutex)); + + auto method = ObjcMethodData{ ac, e }; + + if (ac.objc_selector == "") { + method.ac.objc_selector = ac.objc_name; + } + + Array* method_list = map_get(&info->objc_method_implementations, t); + if (method_list) { + array_add(method_list, method); + } else { + auto list = array_make(permanent_allocator(), 1, 8); + list[0] = method; + + map_set(&info->objc_method_implementations, t, list); + } + } + mutex_lock(&global_type_name_objc_metadata_mutex); defer (mutex_unlock(&global_type_name_objc_metadata_mutex)); diff --git a/src/checker.cpp b/src/checker.cpp index 5a5ec9706..29ef7d2b3 100644 --- a/src/checker.cpp +++ b/src/checker.cpp @@ -1351,10 +1351,12 @@ gb_internal void init_universal(void) { t_objc_object = add_global_type_name(intrinsics_pkg->scope, str_lit("objc_object"), alloc_type_struct_complete()); t_objc_selector = add_global_type_name(intrinsics_pkg->scope, str_lit("objc_selector"), alloc_type_struct_complete()); t_objc_class = add_global_type_name(intrinsics_pkg->scope, str_lit("objc_class"), alloc_type_struct_complete()); + t_objc_ivar = add_global_type_name(intrinsics_pkg->scope, str_lit("objc_ivar"), alloc_type_struct_complete()); t_objc_id = alloc_type_pointer(t_objc_object); t_objc_SEL = alloc_type_pointer(t_objc_selector); t_objc_Class = alloc_type_pointer(t_objc_class); + t_objc_Ivar = alloc_type_pointer(t_objc_ivar); } } @@ -1387,6 +1389,9 @@ gb_internal void init_checker_info(CheckerInfo *i) { array_init(&i->defineables, a); map_init(&i->objc_msgSend_types); + mpsc_init(&i->objc_class_implementations, a); + map_init(&i->objc_method_implementations); + string_map_init(&i->load_file_cache); array_init(&i->all_procedures, heap_allocator()); @@ -3345,6 +3350,11 @@ gb_internal DECL_ATTRIBUTE_PROC(proc_decl_attribute) { ac->test = true; return true; } else if (name == "export") { + if (ac->objc_is_implementation) { + error(value, "Setting @(export) explicitly is not allowed when @(objc_implement) is set. It is exported implicitly."); + return false; + } + ExactValue ev = check_decl_attribute_value(c, value); if (ev.kind == ExactValue_Invalid) { ac->is_export = true; @@ -3356,6 +3366,12 @@ gb_internal DECL_ATTRIBUTE_PROC(proc_decl_attribute) { } return true; } else if (name == "linkage") { + + if (ac->objc_is_implementation) { + error(value, "Explicit linkage not allowed when @(objc_implement) is set. It is set implicitly"); + return false; + } + ExactValue ev = check_decl_attribute_value(c, value); if (ev.kind != ExactValue_String) { error(value, "Expected either a string 'linkage'"); @@ -3662,6 +3678,35 @@ gb_internal DECL_ATTRIBUTE_PROC(proc_decl_attribute) { } } return true; + } else if (name == "objc_implement") { + ExactValue ev = check_decl_attribute_value(c, value); + if (ev.kind == ExactValue_Bool) { + ac->objc_is_implementation = ev.value_bool; + } else if (ev.kind == ExactValue_Invalid) { + ac->objc_is_implementation = true; + } else { + error(elem, "Expected a boolean value, or no value, for '%.*s'", LIT(name)); + } + + // This implies exported, strongly linked + if (ac->objc_is_implementation) { + ac->is_export = true; + ac->linkage = str_lit("strong"); + } + + return true; + } else if (name == "objc_selector") { + ExactValue ev = check_decl_attribute_value(c, value); + if (ev.kind == ExactValue_String) { + if (string_is_valid_identifier(ev.value_string)) { + ac->objc_selector = ev.value_string; + } else { + error(elem, "Invalid identifier for '%.*s', got '%.*s'", LIT(name), LIT(ev.value_string)); + } + } else { + error(elem, "Expected a string value for '%.*s'", LIT(name)); + } + return true; } else if (name == "require_target_feature") { ExactValue ev = check_decl_attribute_value(c, value); if (ev.kind == ExactValue_String) { @@ -3901,8 +3946,36 @@ gb_internal DECL_ATTRIBUTE_PROC(type_decl_attribute) { ac->objc_class = ev.value_string; } return true; - } - return false; + } else if (name == "objc_implement") { + ExactValue ev = check_decl_attribute_value(c, value); + if (ev.kind == ExactValue_Bool) { + ac->objc_is_implementation = ev.value_bool; + } else if (ev.kind == ExactValue_Invalid) { + ac->objc_is_implementation = true; + } else { + error(elem, "Expected a boolean value, or no value, for '%.*s'", LIT(name)); + } + return true; + } else if (name == "objc_superclass") { + Type *objc_superclass = check_type(c, value); + + if (objc_superclass != nullptr) { + ac->objc_superclass = objc_superclass; + } else { + error(value, "'%.*s' expected a named type", LIT(name)); + } + return true; + } else if (name == "objc_ivar") { + Type *objc_ivar = check_type(c, value); + + if (objc_ivar != nullptr) { + ac->objc_ivar = objc_ivar; + } else { + error(value, "'%.*s' expected a named type", LIT(name)); + } + return true; + } + return false; } diff --git a/src/checker.hpp b/src/checker.hpp index d3b2d7d89..9910ed17b 100644 --- a/src/checker.hpp +++ b/src/checker.hpp @@ -148,8 +148,12 @@ struct AttributeContext { String objc_class; String objc_name; - bool objc_is_class_method; + String objc_selector; Type * objc_type; + Type * objc_superclass; + Type * objc_ivar; + bool objc_is_class_method : 1; + bool objc_is_implementation : 1; // This struct or proc provides a class/method implementation, not a binding to an existing type. String require_target_feature; // required by the target micro-architecture String enable_target_feature; // will be enabled for the procedure only @@ -365,6 +369,11 @@ struct ObjcMsgData { Type *proc_type; }; +struct ObjcMethodData { + AttributeContext ac; + Entity *proc_entity; +}; + enum LoadFileTier { LoadFileTier_Invalid, LoadFileTier_Exists, @@ -479,6 +488,12 @@ struct CheckerInfo { BlockingMutex objc_types_mutex; PtrMap objc_msgSend_types; + MPSCQueue objc_class_implementations; + + BlockingMutex objc_method_mutex; + PtrMap> objc_method_implementations; + + BlockingMutex load_file_mutex; StringMap load_file_cache; diff --git a/src/checker_builtin_procs.hpp b/src/checker_builtin_procs.hpp index 40dde8240..cb2ce3915 100644 --- a/src/checker_builtin_procs.hpp +++ b/src/checker_builtin_procs.hpp @@ -331,6 +331,7 @@ BuiltinProc__type_end, BuiltinProc_objc_find_class, BuiltinProc_objc_register_selector, BuiltinProc_objc_register_class, + BuiltinProc_objc_ivar_get, BuiltinProc_constant_utf16_cstring, @@ -673,6 +674,7 @@ gb_global BuiltinProc builtin_procs[BuiltinProc_COUNT] = { {STR_LIT("objc_find_class"), 1, false, Expr_Expr, BuiltinProcPkg_intrinsics}, {STR_LIT("objc_register_selector"), 1, false, Expr_Expr, BuiltinProcPkg_intrinsics, false, true}, {STR_LIT("objc_register_class"), 1, false, Expr_Expr, BuiltinProcPkg_intrinsics, false, true}, + {STR_LIT("ivar_get"), 2, false, Expr_Expr, BuiltinProcPkg_intrinsics, false, true}, {STR_LIT("constant_utf16_cstring"), 1, false, Expr_Expr, BuiltinProcPkg_intrinsics}, diff --git a/src/entity.cpp b/src/entity.cpp index b2148aa7b..9a5996e3d 100644 --- a/src/entity.cpp +++ b/src/entity.cpp @@ -235,6 +235,9 @@ struct Entity { Type * type_parameter_specialization; String ir_mangled_name; bool is_type_alias; + bool objc_is_implementation; + Type* objc_superclass; + Type* objc_ivar; String objc_class_name; TypeNameObjCMetadata *objc_metadata; } TypeName; diff --git a/src/llvm_backend.cpp b/src/llvm_backend.cpp index 083a1d90e..23ad81847 100644 --- a/src/llvm_backend.cpp +++ b/src/llvm_backend.cpp @@ -1173,6 +1173,332 @@ gb_internal lbProcedure *lb_create_objc_names(lbModule *main_module) { return p; } +// TODO(harold): Move this out of here and into a more suitable place. +// TODO(harold): Should not take an allocator, but always use temp, as we return string literals as well. +String lb_get_objc_type_encoding(Type *t, gbAllocator allocator, isize pointer_depth = 0) { + // NOTE(harold): See https://developer.apple.com/library/archive/documentation/Cocoa/Conceptual/ObjCRuntimeGuide/Articles/ocrtTypeEncodings.html#//apple_ref/doc/uid/TP40008048-CH100 + + // NOTE(harold): Darwin targets are always 64-bit. Should we drop this and assume "q" always? + #define INT_SIZE_ENCODING (build_context.metrics.ptr_size == 4 ? "i" : "q") + switch (t->kind) { + case Type_Basic: { + switch (t->Basic.kind) { + case Basic_Invalid: + return str_lit("?"); + + case Basic_llvm_bool: + case Basic_bool: + case Basic_b8: + return str_lit("B"); + + case Basic_b16: + return str_lit("C"); + case Basic_b32: + return str_lit("I"); + case Basic_b64: + return str_lit("q"); + case Basic_i8: + return str_lit("c"); + case Basic_u8: + return str_lit("C"); + case Basic_i16: + case Basic_i16le: + case Basic_i16be: + return str_lit("s"); + case Basic_u16: + case Basic_u16le: + case Basic_u16be: + return str_lit("S"); + case Basic_i32: + case Basic_i32le: + case Basic_i32be: + return str_lit("i"); + case Basic_u32le: + case Basic_u32: + case Basic_u32be: + return str_lit("I"); + case Basic_i64: + case Basic_i64le: + case Basic_i64be: + return str_lit("q"); + case Basic_u64: + case Basic_u64le: + case Basic_u64be: + return str_lit("Q"); + case Basic_i128: + case Basic_i128le: + case Basic_i128be: + return str_lit("t"); + case Basic_u128: + case Basic_u128le: + case Basic_u128be: + return str_lit("T"); + case Basic_rune: + return str_lit("I"); + case Basic_f16: + case Basic_f16le: + case Basic_f16be: + return str_lit("s"); // @harold: Closest we've got? + case Basic_f32: + case Basic_f32le: + case Basic_f32be: + return str_lit("f"); + case Basic_f64: + case Basic_f64le: + case Basic_f64be: + return str_lit("d"); + + // TODO(harold) These: + case Basic_complex32: + case Basic_complex64: + case Basic_complex128: + case Basic_quaternion64: + case Basic_quaternion128: + case Basic_quaternion256: + return str_lit("?"); + + case Basic_int: + return str_lit(INT_SIZE_ENCODING); + case Basic_uint: + return build_context.metrics.ptr_size == 4 ? str_lit("I") : str_lit("Q"); + case Basic_uintptr: + case Basic_rawptr: + return str_lit("^v"); + + case Basic_string: + return build_context.metrics.ptr_size == 4 ? str_lit("{string=*i}") : str_lit("{string=*q}"); + + case Basic_cstring: return str_lit("*"); + case Basic_any: return str_lit("{any=^v^v"); // rawptr + ^Type_Info + + case Basic_typeid: + GB_ASSERT(t->Basic.size == 8); + return str_lit("q"); + + // Untyped types + case Basic_UntypedBool: + case Basic_UntypedInteger: + case Basic_UntypedFloat: + case Basic_UntypedComplex: + case Basic_UntypedQuaternion: + case Basic_UntypedString: + case Basic_UntypedRune: + case Basic_UntypedNil: + case Basic_UntypedUninit: + GB_PANIC("Untyped types cannot be @encoded()"); + return str_lit("?"); + } + break; + } + + case Type_Named: + case Type_Struct: + case Type_Union: { + Type* base = t; + if (base->kind == Type_Named) { + base = base_type(base); + if(base->kind != Type_Struct && base->kind != Type_Union) { + return lb_get_objc_type_encoding(base, allocator, pointer_depth); + } + } + + const bool is_union = base->kind == Type_Union; + if (!is_union) { + // Check for objc_SEL + if (internal_check_is_assignable_to(base, t_objc_SEL)) { + return str_lit(":"); + } + + // Check for objc_Class + if (internal_check_is_assignable_to(base, t_objc_SEL)) { + return str_lit("#"); + } + + // Treat struct as an Objective-C Class? + if (has_type_got_objc_class_attribute(base) && pointer_depth == 0) { + return str_lit("#"); + } + } + + if (is_type_objc_object(base)) { + return str_lit("@"); + } + + + gbString s = gb_string_make_reserve(allocator, 16); + s = gb_string_append_length(s, is_union ? "(" :"{", 1); + if (t->kind == Type_Named) { + s = gb_string_append_length(s, t->Named.name.text, t->Named.name.len); + } + + // Write fields + if (pointer_depth < 2) { + s = gb_string_append_length(s, "=", 1); + + if (!is_union) { + for( auto& f : t->Struct.fields ) { + String field_type = lb_get_objc_type_encoding(f->type, allocator, pointer_depth); + s = gb_string_append_length(s, field_type.text, field_type.len); + } + } else { + // #TODO(harold): Encode fields + } + } + + s = gb_string_append_length(s, is_union ? ")" :"}", 1); + + return make_string_c(s); + } + + case Type_Generic: + GB_PANIC("Generic types cannot be @encoded()"); + return str_lit("?"); + + case Type_Pointer: { + String pointee = lb_get_objc_type_encoding(t->Pointer.elem, allocator, pointer_depth +1); + // Special case for Objective-C Objects + if (pointer_depth == 0 && pointee == "@") { + return pointee; + } + + return concatenate_strings(allocator, str_lit("^"), pointee); + } + + case Type_MultiPointer: + return concatenate_strings(allocator, str_lit("^"), lb_get_objc_type_encoding(t->Pointer.elem, allocator, pointer_depth +1)); + + case Type_Array: { + String type_str = lb_get_objc_type_encoding(t->Array.elem, allocator, pointer_depth); + + gbString s = gb_string_make_reserve(allocator, type_str.len + 8); + s = gb_string_append_fmt(s, "[%lld%s]", t->Array.count, type_str.text); + return make_string_c(s); + } + + case Type_EnumeratedArray: { + String type_str = lb_get_objc_type_encoding(t->EnumeratedArray.elem, allocator, pointer_depth); + + gbString s = gb_string_make_reserve(allocator, type_str.len + 8); + s = gb_string_append_fmt(s, "[%lld%s]", t->EnumeratedArray.count, type_str.text); + return make_string_c(s); + } + + case Type_Slice: { + String type_str = lb_get_objc_type_encoding(t->Slice.elem, allocator, pointer_depth); + gbString s = gb_string_make_reserve(allocator, type_str.len + 8); + s = gb_string_append_fmt(s, "{slice=^%s%s}", type_str, INT_SIZE_ENCODING); + return make_string_c(s); + } + + case Type_DynamicArray: { + String type_str = lb_get_objc_type_encoding(t->DynamicArray.elem, allocator, pointer_depth); + gbString s = gb_string_make_reserve(allocator, type_str.len + 8); + s = gb_string_append_fmt(s, "{dynamic=^%s%s%sAllocator={?^v}}", type_str, INT_SIZE_ENCODING, INT_SIZE_ENCODING); + return make_string_c(s); + } + + case Type_Map: + return str_lit("{^v^v{Allocator=?^v}}"); + case Type_Enum: + return lb_get_objc_type_encoding(t->Enum.base_type, allocator, pointer_depth); + case Type_Tuple: + // NOTE(harold): Is this allowed here? + return str_lit("?"); + case Type_Proc: + return str_lit("?"); + case Type_BitSet: + return lb_get_objc_type_encoding(t->BitSet.underlying, allocator, pointer_depth); + case Type_SimdVector: + break; + case Type_Matrix: + break; + case Type_BitField: + return lb_get_objc_type_encoding(t->BitField.backing_type, allocator, pointer_depth); + case Type_SoaPointer: { + gbString s = gb_string_make_reserve(allocator, 8); + s = gb_string_append_fmt(s, "{=^v%s}", INT_SIZE_ENCODING); + return make_string_c(s); + } + + } // End switch t->kind + #undef INT_SIZE_ENCODING + + GB_PANIC("Unreachable"); +} + +struct lbObjCGlobalClass { + lbObjCGlobal g; + lbValue class_value; // Local registered class value +}; + +gb_internal void lb_register_objc_thing( + StringSet &handled, + lbModule *m, + Array &args, + Array &class_impls, + StringMap &class_map, + lbProcedure *p, + lbObjCGlobal const &g, + char const *call +) { + if (string_set_update(&handled, g.name)) { + return; + } + + lbAddr addr = {}; + lbValue *found = string_map_get(&m->members, g.global_name); + if (found) { + addr = lb_addr(*found); + } else { + lbValue v = {}; + LLVMTypeRef t = lb_type(m, g.type); + v.value = LLVMAddGlobal(m->mod, t, g.global_name); + v.type = alloc_type_pointer(g.type); + addr = lb_addr(v); + LLVMSetInitializer(v.value, LLVMConstNull(t)); + } + + lbValue class_ptr{}; + lbValue class_name = lb_const_value(m, t_cstring, exact_value_string(g.name)); + + // If this class requires an implementation, save it for registration below. + if (g.class_impl_type != nullptr) { + + // Make sure the superclass has been initialized before us + lbValue superclass_value{}; + + auto& tn = g.class_impl_type->Named.type_name->TypeName; + Type *superclass = tn.objc_superclass; + if (superclass != nullptr) { + auto& superclass_global = string_map_must_get(&class_map, superclass->Named.type_name->TypeName.objc_class_name); + lb_register_objc_thing(handled, m, args, class_impls, class_map, p, superclass_global.g, call); + GB_ASSERT(superclass_global.class_value.value); + + superclass_value = superclass_global.class_value; + } + + args.count = 3; + args[0] = superclass == nullptr ? lb_const_nil(m, t_objc_Class) : superclass_value; + args[1] = class_name; + args[2] = lb_const_int(m, t_uint, 0); + class_ptr = lb_emit_runtime_call(p, "objc_allocateClassPair", args); + + array_add(&class_impls, lbObjCGlobalClass{g, class_ptr}); + } + else { + args.count = 1; + args[0] = class_name; + class_ptr = lb_emit_runtime_call(p, call, args); + } + + lb_addr_store(p, addr, class_ptr); + + lbObjCGlobalClass* class_global = string_map_get(&class_map, g.name); + if (class_global != nullptr) { + class_global->class_value = class_ptr; + } +} + gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { if (p == nullptr) { return; @@ -1186,39 +1512,238 @@ gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { string_set_init(&handled); defer (string_set_destroy(&handled)); - auto args = array_make(temporary_allocator(), 1); - - LLVMSetLinkage(p->value, LLVMInternalLinkage); - lb_begin_procedure_body(p); - - auto register_thing = [&handled, &m, &args](lbProcedure *p, lbObjCGlobal const &g, char const *call) { - if (!string_set_update(&handled, g.name)) { - lbAddr addr = {}; - lbValue *found = string_map_get(&m->members, g.global_name); - if (found) { - addr = lb_addr(*found); - } else { - lbValue v = {}; - LLVMTypeRef t = lb_type(m, g.type); - v.value = LLVMAddGlobal(m->mod, t, g.global_name); - v.type = alloc_type_pointer(g.type); - addr = lb_addr(v); - LLVMSetInitializer(v.value, LLVMConstNull(t)); - } - - args[0] = lb_const_value(m, t_cstring, exact_value_string(g.name)); - lbValue ptr = lb_emit_runtime_call(p, call, args); - lb_addr_store(p, addr, ptr); - } - }; - - for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_classes, &g); /**/) { - register_thing(p, g, "objc_lookUpClass"); - } - - for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_selectors, &g); /**/) { - register_thing(p, g, "sel_registerName"); - } + auto args = array_make(temporary_allocator(), 3, 8); + auto class_impls = array_make(temporary_allocator(), 0, 16); + + // Ensure classes that have been implicitly referenced through + // the objc_superclass attribute have a global variable available for them. + TypeSet class_set{}; + type_set_init(&class_set, gen->objc_classes.count+16); + defer (type_set_destroy(&class_set)); + + auto referenced_classes = array_make(temporary_allocator()); + for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_classes, &g); /**/) { + array_add( &referenced_classes, g); + + Type *cls = g.class_impl_type; + while (cls) { + if (type_set_update(&class_set, cls)) { + break; + } + GB_ASSERT(cls->kind == Type_Named); + + cls = cls->Named.type_name->TypeName.objc_superclass; + } + } + + for (auto pair : class_set) { + auto& tn = pair.type->Named.type_name->TypeName; + Type *class_impl = !tn.objc_is_implementation ? nullptr : pair.type; + lb_handle_objc_find_or_register_class(p, tn.objc_class_name, class_impl); + } + for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_classes, &g); /**/) { + array_add( &referenced_classes, g ); + } + + // Add all class globals to a map so that we can look them up dynamically + // in order to resolve out-of-order because classes that are being implemented + // need their superclasses to have been registered before them. + StringMap global_class_map{}; + string_map_init(&global_class_map, (usize)gen->objc_classes.count); + defer (string_map_destroy(&global_class_map)); + + for (lbObjCGlobal g :referenced_classes) { + string_map_set(&global_class_map, g.name, lbObjCGlobalClass{g}); + } + + LLVMSetLinkage(p->value, LLVMInternalLinkage); + lb_begin_procedure_body(p); + + // Register class globals, gathering classes that must be implemented + for (auto& kv : global_class_map) { + lb_register_objc_thing(handled, m, args, class_impls, global_class_map, p, kv.value.g, "objc_lookUpClass"); + } + + // Prefetch selectors for implemented methods so that they can also be registered. + for (const auto& cd : class_impls) { + auto& g = cd.g; + Type *class_type = g.class_impl_type; + + Array* methods = map_get(&m->info->objc_method_implementations, class_type); + if (!methods) { + continue; + } + + for (const ObjcMethodData& md : *methods) { + lb_handle_objc_find_or_register_selector(p, md.ac.objc_selector); + } + } + + // Now we can register all referenced selectors + for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_selectors, &g); /**/) { + lb_register_objc_thing(handled, m, args, class_impls, global_class_map, p, g, "sel_registerName"); + } + + + // Emit method wrapper implementations and registration + auto wrapper_args = array_make(temporary_allocator(), 2, 8); + + for (const auto& cd : class_impls) { + auto& g = cd.g; + Type *class_type = g.class_impl_type; + + Array* methods = map_get(&m->info->objc_method_implementations, class_type); + if (!methods) { + continue; + } + + Type *class_ptr_type = alloc_type_pointer(class_type); + lbValue class_value = cd.class_value; + + for (const ObjcMethodData& md : *methods) { + GB_ASSERT( md.proc_entity->kind == Entity_Procedure); + Type *method_type = md.proc_entity->type; + + String proc_name = make_string_c("__$objc_method::"); + proc_name = concatenate_strings(temporary_allocator(), proc_name, g.name); + proc_name = concatenate_strings(temporary_allocator(), proc_name, str_lit("::")); + proc_name = concatenate_strings( permanent_allocator(), proc_name, md.ac.objc_name); + + wrapper_args.count = 2; + wrapper_args[0] = md.ac.objc_is_class_method ? t_objc_Class : class_ptr_type; + wrapper_args[1] = t_objc_SEL; + + auto method_param_count = (isize)method_type->Proc.param_count; + i32 method_param_offset = 0; + + // TODO(harold): Need to make sure (at checker stage) that the non-class method has the self parameter already. + // (Maybe this is already accounted for?.) + if (!md.ac.objc_is_class_method) { + GB_ASSERT(method_param_count >= 1); + method_param_count -= 1; + method_param_offset = 1; + } + + for (i32 i = 0; i < method_param_count; i++) { + array_add(&wrapper_args, method_type->Proc.params->Tuple.variables[method_param_offset+i]->type); + } + + Type *wrapper_args_tuple = alloc_type_tuple_from_field_types(wrapper_args.data, wrapper_args.count, false, true); + Type *wrapper_proc_type = alloc_type_proc(nullptr, wrapper_args_tuple, (isize)wrapper_args_tuple->Tuple.variables.count, nullptr, 0, false, ProcCC_CDecl); + + lbProcedure *wrapper_proc = lb_create_dummy_procedure(m, proc_name, wrapper_proc_type); + lb_add_attribute_to_proc(wrapper_proc->module, wrapper_proc->value, "nounwind"); + + // Emit the wrapper + LLVMSetLinkage(wrapper_proc->value, LLVMExternalLinkage); + lb_begin_procedure_body(wrapper_proc); + { + auto method_call_args = array_make(temporary_allocator(), method_param_count + (isize)method_param_offset); + + if (!md.ac.objc_is_class_method) { + method_call_args[0] = lbValue { + wrapper_proc->raw_input_parameters[0], + class_ptr_type, + }; + } + + for (isize i = 0; i < method_param_count; i++) { + method_call_args[i+method_param_offset] = lbValue { + wrapper_proc->raw_input_parameters[i+2], + method_type->Proc.params->Tuple.variables[i+method_param_offset]->type, + }; + } + lbValue method_proc_value = lb_find_procedure_value_from_entity(m, md.proc_entity); + + // Call real procedure for method from here, passing the parameters expected, if any. + lb_emit_call(wrapper_proc, method_proc_value, method_call_args); + } + lb_end_procedure_body(wrapper_proc); + + + // Add the method to the class + String method_encoding = str_lit("v"); + // TODO (harold): Checker must ensure that objc_methods have a single return value or none! + GB_ASSERT(method_type->Proc.result_count <= 1); + if (method_type->Proc.result_count != 0) { + method_encoding = lb_get_objc_type_encoding(method_type->Proc.results->Tuple.variables[0]->type, temporary_allocator()); + } + + if (!md.ac.objc_is_class_method) { + method_encoding = concatenate_strings(temporary_allocator(), method_encoding, str_lit("@:")); + } else { + method_encoding = concatenate_strings(temporary_allocator(), method_encoding, str_lit("#:")); + } + + for (i32 i = method_param_offset; i < method_param_count; i++) { + Type *param_type = method_type->Proc.params->Tuple.variables[i]->type; + String param_encoding = lb_get_objc_type_encoding(param_type, temporary_allocator()); + + method_encoding = concatenate_strings(temporary_allocator(), method_encoding, param_encoding); + } + + // Emit method registration + lbAddr* sel_address = string_map_get(&m->objc_selectors, md.ac.objc_selector); + GB_ASSERT(sel_address); + lbValue selector_value = lb_addr_load(p, *sel_address); + + args.count = 4; + args[0] = class_value; // Class + args[1] = selector_value; // SEL + args[2] = lbValue { wrapper_proc->value, wrapper_proc->type }; + args[3] = lb_const_value(m, t_cstring, exact_value_string(method_encoding)); + + // TODO(harold): Emit check BOOL result and panic if false. + lb_emit_runtime_call(p, "class_addMethod", args); + + } // End methods + + // Add ivar if we have one + Type *ivar_type = class_type->Named.type_name->TypeName.objc_ivar; + if (ivar_type != nullptr) { + // Register a single ivar for this class + Type *ivar_base = ivar_type->Named.base; + // TODO(harold): No idea if I can use this, but I assume so? + const i64 size = ivar_base->cached_size; + const i64 alignment = ivar_base->cached_align; + // TODO(harold): Checker: Alignment must be compatible with ivar rules. Or we should increase the alignment if needed. + + String ivar_name = str_lit("__$ivar"); + String ivar_types = str_lit("{= }"); + args.count = 5; + args[0] = class_value; + args[1] = lb_const_value(m, t_cstring, exact_value_string(ivar_name)); + args[2] = lb_const_value(m, t_uint, exact_value_u64((u64)size)); + args[3] = lb_const_value(m, t_u8, exact_value_u64((u64)alignment)); + args[4] = lb_const_value(m, t_cstring, exact_value_string(ivar_types)); + lb_emit_runtime_call(p, "class_addIvar", args); + } + + // Complete the class registration + args.count = 1; + args[0] = class_value; + lb_emit_runtime_call(p, "objc_registerClassPair", args); + + // If we have an ivar, store its offset globally for an intrinsic + // TODO(harold): Only do this for types that had ivar_get calls registered! + if (ivar_type != nullptr) { + args.count = 2; + args[0] = class_value; + args[1] = lb_const_value(m, t_cstring, exact_value_string(str_lit("__$ivar"))); + lbValue ivar = lb_emit_runtime_call(p, "class_getInstanceVariable", args); + + args.count = 1; + args[0] = ivar; + lbValue ivar_offset = lb_emit_runtime_call(p, "ivar_getOffset", args); + lbValue ivar_offset_u32 = lb_emit_conv(p, ivar_offset, t_u32); + + String class_name = class_type->Named.type_name->TypeName.objc_class_name; + // TODO(harold): Oops! This is wrong, that map is there to prevent re-entry. + // Simply emit from referred ivars. For now use a single module only. + lbAddr ivar_addr = string_map_must_get(&m->objc_ivars, class_name); + lb_addr_store(p, ivar_addr, ivar_offset_u32); + } + } lb_end_procedure_body(p); } diff --git a/src/llvm_backend.hpp b/src/llvm_backend.hpp index 6177fcf6e..7694c65c3 100644 --- a/src/llvm_backend.hpp +++ b/src/llvm_backend.hpp @@ -196,6 +196,7 @@ struct lbModule { StringMap objc_classes; StringMap objc_selectors; + StringMap objc_ivars; PtrMap map_cell_info_map; // address of runtime.Map_Info PtrMap map_info_map; // address of runtime.Map_Cell_Info @@ -219,6 +220,7 @@ struct lbObjCGlobal { gbString global_name; String name; Type * type; + Type * class_impl_type; // This is set when the class has the objc_implement attribute set to true. }; struct lbGenerator : LinkerData { @@ -240,6 +242,7 @@ struct lbGenerator : LinkerData { MPSCQueue entities_to_correct_linkage; MPSCQueue objc_selectors; MPSCQueue objc_classes; + MPSCQueue objc_ivars; }; diff --git a/src/llvm_backend_general.cpp b/src/llvm_backend_general.cpp index 421720c4c..7f012e006 100644 --- a/src/llvm_backend_general.cpp +++ b/src/llvm_backend_general.cpp @@ -101,6 +101,7 @@ gb_internal void lb_init_module(lbModule *m, Checker *c) { string_map_init(&m->objc_classes); string_map_init(&m->objc_selectors); + string_map_init(&m->objc_ivars); map_init(&m->map_info_map, 0); map_init(&m->map_cell_info_map, 0); @@ -173,6 +174,7 @@ gb_internal bool lb_init_generator(lbGenerator *gen, Checker *c) { mpsc_init(&gen->entities_to_correct_linkage, heap_allocator()); mpsc_init(&gen->objc_selectors, heap_allocator()); mpsc_init(&gen->objc_classes, heap_allocator()); + mpsc_init(&gen->objc_ivars, heap_allocator()); return true; } diff --git a/src/llvm_backend_proc.cpp b/src/llvm_backend_proc.cpp index 3212abd9a..bf4ebf377 100644 --- a/src/llvm_backend_proc.cpp +++ b/src/llvm_backend_proc.cpp @@ -3290,6 +3290,7 @@ gb_internal lbValue lb_build_builtin_proc(lbProcedure *p, Ast *expr, TypeAndValu case BuiltinProc_objc_find_class: return lb_handle_objc_find_class(p, expr); case BuiltinProc_objc_register_selector: return lb_handle_objc_register_selector(p, expr); case BuiltinProc_objc_register_class: return lb_handle_objc_register_class(p, expr); + case BuiltinProc_objc_ivar_get: return lb_handle_objc_ivar_get(p, expr); case BuiltinProc_constant_utf16_cstring: diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index bfeebfcbe..897b71b5b 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2125,7 +2125,7 @@ gb_internal lbAddr lb_handle_objc_find_or_register_selector(lbProcedure *p, Stri return addr; } -gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String const &name) { +gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String const &name, Type *class_impl_type) { lbModule *m = p->module; lbAddr *found = string_map_get(&m->objc_classes, name); if (found) { @@ -2148,13 +2148,72 @@ gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String } else { LLVMSetLinkage(g.value, LLVMExternalLinkage); } - mpsc_enqueue(&m->gen->objc_classes, lbObjCGlobal{m, global_name, name, t_objc_Class}); + mpsc_enqueue(&m->gen->objc_classes, lbObjCGlobal{m, global_name, name, t_objc_Class, class_impl_type}); lbAddr addr = lb_addr(g); string_map_set(&m->objc_classes, name, addr); return addr; } +gb_internal lbAddr lb_handle_objc_find_or_register_ivar(lbModule *m, Type *self_type) { + + String name = self_type->Named.type_name->TypeName.objc_class_name; + GB_ASSERT(name != ""); + + lbAddr *found = string_map_get(&m->objc_ivars, name); + if (found) { + return *found; + } + + + lbModule *default_module = &m->gen->default_module; + + gbString global_name = gb_string_make(permanent_allocator(), "__$objc_ivar::"); + global_name = gb_string_append_length(global_name, name.text, name.len); + + // Create a global variable to store offset of the ivar in an instance of an object + Type *p_ivar_offset = alloc_type_pointer(t_u32); + + LLVMTypeRef t = lb_type(m, p_ivar_offset); + lbValue g = {}; + g.value = LLVMAddGlobal(m->mod, t, global_name); + g.type = p_ivar_offset; + + if (default_module == m) { + LLVMSetInitializer(g.value, LLVMConstNull(t)); + lb_add_member(m, make_string_c(global_name), g); + } else { + LLVMSetLinkage(g.value, LLVMExternalLinkage); + } + + mpsc_enqueue(&m->gen->objc_ivars, lbObjCGlobal{m, global_name, name, self_type}); + + lbAddr addr = lb_addr(g); + string_map_set(&m->objc_ivars, name, addr); + return addr; +} + +gb_internal lbValue lb_handle_objc_ivar_get(lbProcedure *p, Ast *expr) { + ast_node(ce, CallExpr, expr); + lbModule *m = p->module; + + GB_ASSERT(ce->args[0]->tav.type->kind == Type_Pointer); + Type *self_type = ce->args[0]->tav.type->Pointer.elem; + Type *ivar_type = self_type->Named.type_name->TypeName.objc_ivar; + + Type* p_ivar = alloc_type_pointer(ivar_type); + + lbValue ivar_offset = lb_addr_load(p, lb_handle_objc_find_or_register_ivar(m, self_type)); + lbValue ivar_offset_uptr = lb_emit_conv(p, ivar_offset, t_uintptr); + + lbValue self = lb_build_expr(p, ce->args[0]); + lbValue self_uptr = lb_emit_conv(p, self, t_uintptr); + + lbValue ivar_uptr = lb_emit_arith(p, Token_Add, self_uptr, ivar_offset_uptr, t_uintptr); + + return lb_emit_conv(p, ivar_uptr, p_ivar); +} + gb_internal lbValue lb_handle_objc_find_selector(lbProcedure *p, Ast *expr) { ast_node(ce, CallExpr, expr); @@ -2188,7 +2247,7 @@ gb_internal lbValue lb_handle_objc_find_class(lbProcedure *p, Ast *expr) { auto tav = ce->args[0]->tav; GB_ASSERT(tav.value.kind == ExactValue_String); String name = tav.value.value_string; - return lb_addr_load(p, lb_handle_objc_find_or_register_class(p, name)); + return lb_addr_load(p, lb_handle_objc_find_or_register_class(p, name, nullptr)); } gb_internal lbValue lb_handle_objc_register_class(lbProcedure *p, Ast *expr) { @@ -2198,7 +2257,7 @@ gb_internal lbValue lb_handle_objc_register_class(lbProcedure *p, Ast *expr) { auto tav = ce->args[0]->tav; GB_ASSERT(tav.value.kind == ExactValue_String); String name = tav.value.value_string; - lbAddr dst = lb_handle_objc_find_or_register_class(p, name); + lbAddr dst = lb_handle_objc_find_or_register_class(p, name, nullptr); auto args = array_make(permanent_allocator(), 3); args[0] = lb_const_nil(m, t_objc_Class); @@ -2220,7 +2279,9 @@ gb_internal lbValue lb_handle_objc_id(lbProcedure *p, Ast *expr) { GB_ASSERT(e->kind == Entity_TypeName); String name = e->TypeName.objc_class_name; - return lb_addr_load(p, lb_handle_objc_find_or_register_class(p, name)); + Type *class_impl_type = e->TypeName.objc_is_implementation ? type : nullptr; + + return lb_addr_load(p, lb_handle_objc_find_or_register_class(p, name, class_impl_type)); } return lb_build_expr(p, expr); @@ -2266,9 +2327,6 @@ gb_internal lbValue lb_handle_objc_send(lbProcedure *p, Ast *expr) { return lb_emit_call(p, the_proc, args); } - - - gb_internal LLVMAtomicOrdering llvm_atomic_ordering_from_odin(ExactValue const &value) { GB_ASSERT(value.kind == ExactValue_Integer); i64 v = exact_value_to_i64(value); diff --git a/src/types.cpp b/src/types.cpp index 9c9472a28..1b2545279 100644 --- a/src/types.cpp +++ b/src/types.cpp @@ -729,10 +729,12 @@ gb_global Type *t_map_set_proc = nullptr; gb_global Type *t_objc_object = nullptr; gb_global Type *t_objc_selector = nullptr; gb_global Type *t_objc_class = nullptr; +gb_global Type *t_objc_ivar = nullptr; gb_global Type *t_objc_id = nullptr; gb_global Type *t_objc_SEL = nullptr; gb_global Type *t_objc_Class = nullptr; +gb_global Type *t_objc_Ivar = nullptr; enum OdinAtomicMemoryOrder : i32 { OdinAtomicMemoryOrder_relaxed = 0, // unordered -- cgit v1.2.3 From b3b4d501ca6c1af70c0ceef7610f6c5d83a2d296 Mon Sep 17 00:00:00 2001 From: Harold Brenes Date: Mon, 21 Apr 2025 02:42:02 -0400 Subject: Fix ivar in multi-module mode. --- src/llvm_backend.cpp | 69 ++++++++++++++++++++++++++++++-------------- src/llvm_backend_utility.cpp | 14 ++++----- 2 files changed, 54 insertions(+), 29 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend.cpp b/src/llvm_backend.cpp index 23ad81847..ef975b8c1 100644 --- a/src/llvm_backend.cpp +++ b/src/llvm_backend.cpp @@ -1588,6 +1588,13 @@ gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { // Emit method wrapper implementations and registration auto wrapper_args = array_make(temporary_allocator(), 2, 8); + PtrMap ivar_map{}; + map_init(&ivar_map, gen->objc_ivars.count); + + for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_ivars, &g); /**/) { + map_set(&ivar_map, g.class_impl_type, g); + } + for (const auto& cd : class_impls) { auto& g = cd.g; Type *class_type = g.class_impl_type; @@ -1700,7 +1707,9 @@ gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { // Add ivar if we have one Type *ivar_type = class_type->Named.type_name->TypeName.objc_ivar; - if (ivar_type != nullptr) { + lbObjCGlobal *g_ivar = map_get(&ivar_map, class_type); + + if (ivar_type != nullptr && g_ivar != nullptr) { // Register a single ivar for this class Type *ivar_base = ivar_type->Named.base; // TODO(harold): No idea if I can use this, but I assume so? @@ -1723,28 +1732,46 @@ gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { args.count = 1; args[0] = class_value; lb_emit_runtime_call(p, "objc_registerClassPair", args); - - // If we have an ivar, store its offset globally for an intrinsic - // TODO(harold): Only do this for types that had ivar_get calls registered! - if (ivar_type != nullptr) { - args.count = 2; - args[0] = class_value; - args[1] = lb_const_value(m, t_cstring, exact_value_string(str_lit("__$ivar"))); - lbValue ivar = lb_emit_runtime_call(p, "class_getInstanceVariable", args); - - args.count = 1; - args[0] = ivar; - lbValue ivar_offset = lb_emit_runtime_call(p, "ivar_getOffset", args); - lbValue ivar_offset_u32 = lb_emit_conv(p, ivar_offset, t_u32); - - String class_name = class_type->Named.type_name->TypeName.objc_class_name; - // TODO(harold): Oops! This is wrong, that map is there to prevent re-entry. - // Simply emit from referred ivars. For now use a single module only. - lbAddr ivar_addr = string_map_must_get(&m->objc_ivars, class_name); - lb_addr_store(p, ivar_addr, ivar_offset_u32); - } } + // Register ivars + Type *ptr_u32 = alloc_type_pointer(t_u32); + for (auto const& kv : ivar_map) { + lbObjCGlobal const& g = kv.value; + lbAddr ivar_addr = {}; + lbValue *found = string_map_get(&m->members, g.global_name); + + if (found) { + ivar_addr = lb_addr(*found); + } else { + // Defined in an external package, must define now + LLVMTypeRef t = lb_type(m, t_u32); + + lbValue global{}; + global.value = LLVMAddGlobal(m->mod, t, g.global_name); + global.type = ptr_u32; + + LLVMSetInitializer(global.value, LLVMConstInt(t, 0, true)); + + ivar_addr = lb_addr(global); + } + + String class_name = g.class_impl_type->Named.type_name->TypeName.objc_class_name; + lbValue class_value = string_map_must_get(&global_class_map, class_name).class_value; + + args.count = 2; + args[0] = class_value; + args[1] = lb_const_value(m, t_cstring, exact_value_string(str_lit("__$ivar"))); + lbValue ivar = lb_emit_runtime_call(p, "class_getInstanceVariable", args); + + args.count = 1; + args[0] = ivar; + lbValue ivar_offset = lb_emit_runtime_call(p, "ivar_getOffset", args); + lbValue ivar_offset_u32 = lb_emit_conv(p, ivar_offset, t_u32); + + lb_addr_store(p, ivar_addr, ivar_offset_u32); + } + lb_end_procedure_body(p); } diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index 897b71b5b..ae7842ce6 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2165,28 +2165,26 @@ gb_internal lbAddr lb_handle_objc_find_or_register_ivar(lbModule *m, Type *self_ return *found; } - lbModule *default_module = &m->gen->default_module; gbString global_name = gb_string_make(permanent_allocator(), "__$objc_ivar::"); global_name = gb_string_append_length(global_name, name.text, name.len); // Create a global variable to store offset of the ivar in an instance of an object - Type *p_ivar_offset = alloc_type_pointer(t_u32); + LLVMTypeRef t = lb_type(m, t_u32); - LLVMTypeRef t = lb_type(m, p_ivar_offset); lbValue g = {}; g.value = LLVMAddGlobal(m->mod, t, global_name); - g.type = p_ivar_offset; + g.type = alloc_type_pointer(t_u32); if (default_module == m) { - LLVMSetInitializer(g.value, LLVMConstNull(t)); + LLVMSetInitializer(g.value, LLVMConstInt(t, 0, true)); lb_add_member(m, make_string_c(global_name), g); } else { LLVMSetLinkage(g.value, LLVMExternalLinkage); } - mpsc_enqueue(&m->gen->objc_ivars, lbObjCGlobal{m, global_name, name, self_type}); + mpsc_enqueue(&m->gen->objc_ivars, lbObjCGlobal{m, global_name, name, t_u32, self_type}); lbAddr addr = lb_addr(g); string_map_set(&m->objc_ivars, name, addr); @@ -2206,8 +2204,8 @@ gb_internal lbValue lb_handle_objc_ivar_get(lbProcedure *p, Ast *expr) { lbValue ivar_offset = lb_addr_load(p, lb_handle_objc_find_or_register_ivar(m, self_type)); lbValue ivar_offset_uptr = lb_emit_conv(p, ivar_offset, t_uintptr); - lbValue self = lb_build_expr(p, ce->args[0]); - lbValue self_uptr = lb_emit_conv(p, self, t_uintptr); + lbValue self = lb_build_expr(p, ce->args[0]); + lbValue self_uptr = lb_emit_conv(p, self, t_uintptr); lbValue ivar_uptr = lb_emit_arith(p, Token_Add, self_uptr, ivar_offset_uptr, t_uintptr); -- cgit v1.2.3 From bca02f81cd5affa288bac0cc0ed08fe730072aec Mon Sep 17 00:00:00 2001 From: Harold Brenes Date: Tue, 22 Apr 2025 19:16:29 -0400 Subject: Include the ivar in the Objective-C class unconditionally of it being used or not. Allow pseudo-fields for ivar access. --- src/llvm_backend.cpp | 5 ++--- src/llvm_backend_expr.cpp | 32 ++++++++++++++++++++++++-------- src/llvm_backend_utility.cpp | 31 ++++++++++++++++++------------- src/types.cpp | 9 +++++++++ 4 files changed, 53 insertions(+), 24 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend.cpp b/src/llvm_backend.cpp index ef975b8c1..257625849 100644 --- a/src/llvm_backend.cpp +++ b/src/llvm_backend.cpp @@ -1707,9 +1707,8 @@ gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { // Add ivar if we have one Type *ivar_type = class_type->Named.type_name->TypeName.objc_ivar; - lbObjCGlobal *g_ivar = map_get(&ivar_map, class_type); - if (ivar_type != nullptr && g_ivar != nullptr) { + if (ivar_type != nullptr) { // Register a single ivar for this class Type *ivar_base = ivar_type->Named.base; // TODO(harold): No idea if I can use this, but I assume so? @@ -1734,7 +1733,7 @@ gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { lb_emit_runtime_call(p, "objc_registerClassPair", args); } - // Register ivars + // Register ivar offsets for any `objc_ivar_get` expressions emitted. Type *ptr_u32 = alloc_type_pointer(t_u32); for (auto const& kv : ivar_map) { lbObjCGlobal const& g = kv.value; diff --git a/src/llvm_backend_expr.cpp b/src/llvm_backend_expr.cpp index c5ea0ddac..b9c01ad03 100644 --- a/src/llvm_backend_expr.cpp +++ b/src/llvm_backend_expr.cpp @@ -5138,8 +5138,6 @@ gb_internal lbAddr lb_build_addr_internal(lbProcedure *p, Ast *expr) { return lb_build_addr(p, unparen_expr(se->selector)); } - - Type *type = base_type(tav.type); if (tav.mode == Addressing_Type) { // Addressing_Type Selection sel = lookup_field(tav.type, selector, true); if (sel.pseudo_field) { @@ -5174,18 +5172,37 @@ gb_internal lbAddr lb_build_addr_internal(lbProcedure *p, Ast *expr) { return lb_addr_swizzle(a, type, swizzle_count, swizzle_indices); } - Selection sel = lookup_field(type, selector, false); + Selection sel = lookup_field(tav.type, selector, false); GB_ASSERT(sel.entity != nullptr); - if (sel.pseudo_field) { - GB_ASSERT(sel.entity->kind == Entity_Procedure || sel.entity->kind == Entity_ProcGroup); + if (sel.pseudo_field && (sel.entity->kind == Entity_Procedure || sel.entity->kind == Entity_ProcGroup)) { + // GB_ASSERT(sel.entity->kind == Entity_Procedure || sel.entity->kind == Entity_ProcGroup); Entity *e = entity_of_node(sel_node); GB_ASSERT(e->kind == Entity_Procedure); return lb_addr(lb_find_value_from_entity(p->module, e)); } - if (sel.is_bit_field) { - lbAddr addr = lb_build_addr(p, se->expr); + lbAddr addr = lb_build_addr(p, se->expr); + + // TODO(harold): Ensure objc_ivar is always null when objc_implement is not set! + Type *d_type = type_deref(tav.type); //base_type(tav.type); + if (d_type->kind == Type_Named && d_type->Named.type_name->TypeName.objc_ivar) { + // NOTE(harold): We need to load the ivar from the current address and + // replace addr with the loaded ivar addr to apply the selector load properly. + + // If it's a deep pointer, dereference it first + // TODO(harold): Ensure this is save to do here. lb_emit_deep_field_gep() has several derefs, once per index. + // Not sure what multiple indices represent... + Type* type = tav.type; + if (is_type_pointer(type)) { + type = type_deref(type); + addr = lb_addr(lb_emit_load(p, addr.addr)); + } + lbValue ivar_ptr = lb_handle_objc_ivar_for_objc_object_pointer(p, addr.addr); + addr = lb_addr(ivar_ptr); + } + + if (sel.is_bit_field) { Selection sub_sel = sel; sub_sel.index.count -= 1; @@ -5211,7 +5228,6 @@ gb_internal lbAddr lb_build_addr_internal(lbProcedure *p, Ast *expr) { } { - lbAddr addr = lb_build_addr(p, se->expr); if (addr.kind == lbAddr_Map) { lbValue v = lb_addr_load(p, addr); lbValue a = lb_address_from_load_or_generate_local(p, v); diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index ae7842ce6..33211395a 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2191,25 +2191,30 @@ gb_internal lbAddr lb_handle_objc_find_or_register_ivar(lbModule *m, Type *self_ return addr; } -gb_internal lbValue lb_handle_objc_ivar_get(lbProcedure *p, Ast *expr) { - ast_node(ce, CallExpr, expr); - lbModule *m = p->module; +gb_internal lbValue lb_handle_objc_ivar_for_objc_object_pointer(lbProcedure *p, lbValue self) { + GB_ASSERT(self.type->kind == Type_Pointer && self.type->Pointer.elem->kind == Type_Named); - GB_ASSERT(ce->args[0]->tav.type->kind == Type_Pointer); - Type *self_type = ce->args[0]->tav.type->Pointer.elem; - Type *ivar_type = self_type->Named.type_name->TypeName.objc_ivar; + Type *self_type = self.type->Pointer.elem; + + lbValue self_uptr = lb_emit_conv(p, self, t_uintptr); + + lbValue ivar_offset = lb_addr_load(p, lb_handle_objc_find_or_register_ivar(p->module, self_type)); + lbValue ivar_offset_uptr = lb_emit_conv(p, ivar_offset, t_uintptr); - Type* p_ivar = alloc_type_pointer(ivar_type); - lbValue ivar_offset = lb_addr_load(p, lb_handle_objc_find_or_register_ivar(m, self_type)); - lbValue ivar_offset_uptr = lb_emit_conv(p, ivar_offset, t_uintptr); + lbValue ivar_uptr = lb_emit_arith(p, Token_Add, self_uptr, ivar_offset_uptr, t_uintptr); - lbValue self = lb_build_expr(p, ce->args[0]); - lbValue self_uptr = lb_emit_conv(p, self, t_uintptr); + Type *ivar_type = self_type->Named.type_name->TypeName.objc_ivar; + return lb_emit_conv(p, ivar_uptr, alloc_type_pointer(ivar_type)); +} - lbValue ivar_uptr = lb_emit_arith(p, Token_Add, self_uptr, ivar_offset_uptr, t_uintptr); +gb_internal lbValue lb_handle_objc_ivar_get(lbProcedure *p, Ast *expr) { + ast_node(ce, CallExpr, expr); + + GB_ASSERT(ce->args[0]->tav.type->kind == Type_Pointer); + lbValue self = lb_build_expr(p, ce->args[0]); - return lb_emit_conv(p, ivar_uptr, p_ivar); + return lb_handle_objc_ivar_for_objc_object_pointer(p, self); } gb_internal lbValue lb_handle_objc_find_selector(lbProcedure *p, Ast *expr) { diff --git a/src/types.cpp b/src/types.cpp index 1b2545279..96c17f49a 100644 --- a/src/types.cpp +++ b/src/types.cpp @@ -3329,6 +3329,15 @@ gb_internal Selection lookup_field_with_selection(Type *type_, String field_name } } } + + Type *objc_ivar_type = e->TypeName.objc_ivar; + if (objc_ivar_type != nullptr) { + sel = lookup_field_with_selection(objc_ivar_type, field_name, false, sel, allow_blank_ident); + if (sel.entity != nullptr) { + sel.pseudo_field = true; + return sel; + } + } } if (is_type_polymorphic(type)) { -- cgit v1.2.3 From f3923ed66640ea9fd342ca851fdd2bd794405e0c Mon Sep 17 00:00:00 2001 From: Harold Brenes Date: Sun, 27 Apr 2025 22:48:16 -0400 Subject: Fix indentations Fix Objective-C wrapper procs not forwarding return value --- src/check_builtin.cpp | 144 +++--- src/check_decl.cpp | 174 +++---- src/checker.cpp | 150 +++--- src/checker.hpp | 18 +- src/checker_builtin_procs.hpp | 4 +- src/entity.cpp | 6 +- src/llvm_backend.cpp | 1108 +++++++++++++++++++++-------------------- src/llvm_backend.hpp | 6 +- src/llvm_backend_general.cpp | 4 +- src/llvm_backend_proc.cpp | 2 +- src/llvm_backend_utility.cpp | 14 +- 11 files changed, 822 insertions(+), 808 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/check_builtin.cpp b/src/check_builtin.cpp index 92942b4db..099f99045 100644 --- a/src/check_builtin.cpp +++ b/src/check_builtin.cpp @@ -389,77 +389,77 @@ gb_internal bool check_builtin_objc_procedure(CheckerContext *c, Operand *operan } break; case BuiltinProc_objc_ivar_get: - { - Type *self_type = nullptr; - Type *ivar_type = nullptr; - - Operand self = {}; - check_expr_or_type(c, &self, ce->args[0]); - - if (!is_operand_value(self) || !check_is_assignable_to(c, &self, t_objc_id)) { - gbString e = expr_to_string(self.expr); - gbString t = type_to_string(self.type); - error(self.expr, "'%.*s' expected a type or value derived from intrinsics.objc_object, got '%s' of type %s", LIT(builtin_name), e, t); - gb_string_free(t); - gb_string_free(e); - return false; - } else if (!is_type_pointer(self.type)) { - gbString e = expr_to_string(self.expr); - gbString t = type_to_string(self.type); - error(self.expr, "'%.*s' expected a pointer of a value derived from intrinsics.objc_object, got '%s' of type %s", LIT(builtin_name), e, t); - gb_string_free(t); - gb_string_free(e); - return false; - } - - self_type = type_deref(self.type); - - if (!(self_type->kind == Type_Named && - self_type->Named.type_name != nullptr && - self_type->Named.type_name->TypeName.objc_class_name != "")) { - gbString t = type_to_string(self_type); - error(self.expr, "'%.*s' expected a named type with the attribute @(obj_class=) , got type %s", LIT(builtin_name), t); - gb_string_free(t); - return false; - } - - if (self_type->Named.type_name->TypeName.objc_ivar == nullptr) { - gbString t = type_to_string(self_type); - error(self.expr, "'%.*s' requires that type %s have the attribute @(obj_ivar=).", LIT(builtin_name), t); - gb_string_free(t); - return false; - } - - Operand ivar = {}; - check_expr_or_type(c, &ivar, ce->args[1]); - if (ivar.mode == Addressing_Type) { - ivar_type = ivar.type; - } else { - return false; - } - - if (self_type->Named.type_name->TypeName.objc_ivar != ivar_type) { - gbString name_self = type_to_string(self_type); - gbString name_expected = type_to_string(self_type->Named.type_name->TypeName.objc_ivar); - gbString name_given = type_to_string(ivar_type); - error(self.expr, "'%.*s' ivar type %s does not match @obj_ivar type %s on Objective-C class %s.", - LIT(builtin_name), name_given, name_expected, name_self); - gb_string_free(name_self); - gb_string_free(name_expected); - gb_string_free(name_given); - return false; - } - - if (type_hint != nullptr && type_hint->kind == Type_Pointer && type_hint->Pointer.elem == ivar_type) { - operand->type = type_hint; - } else { - operand->type = alloc_type_pointer(ivar_type); - } - - operand->mode = Addressing_Value; - - return true; - } break; + { + Type *self_type = nullptr; + Type *ivar_type = nullptr; + + Operand self = {}; + check_expr_or_type(c, &self, ce->args[0]); + + if (!is_operand_value(self) || !check_is_assignable_to(c, &self, t_objc_id)) { + gbString e = expr_to_string(self.expr); + gbString t = type_to_string(self.type); + error(self.expr, "'%.*s' expected a type or value derived from intrinsics.objc_object, got '%s' of type %s", LIT(builtin_name), e, t); + gb_string_free(t); + gb_string_free(e); + return false; + } else if (!is_type_pointer(self.type)) { + gbString e = expr_to_string(self.expr); + gbString t = type_to_string(self.type); + error(self.expr, "'%.*s' expected a pointer of a value derived from intrinsics.objc_object, got '%s' of type %s", LIT(builtin_name), e, t); + gb_string_free(t); + gb_string_free(e); + return false; + } + + self_type = type_deref(self.type); + + if (!(self_type->kind == Type_Named && + self_type->Named.type_name != nullptr && + self_type->Named.type_name->TypeName.objc_class_name != "")) { + gbString t = type_to_string(self_type); + error(self.expr, "'%.*s' expected a named type with the attribute @(obj_class=) , got type %s", LIT(builtin_name), t); + gb_string_free(t); + return false; + } + + if (self_type->Named.type_name->TypeName.objc_ivar == nullptr) { + gbString t = type_to_string(self_type); + error(self.expr, "'%.*s' requires that type %s have the attribute @(obj_ivar=).", LIT(builtin_name), t); + gb_string_free(t); + return false; + } + + Operand ivar = {}; + check_expr_or_type(c, &ivar, ce->args[1]); + if (ivar.mode == Addressing_Type) { + ivar_type = ivar.type; + } else { + return false; + } + + if (self_type->Named.type_name->TypeName.objc_ivar != ivar_type) { + gbString name_self = type_to_string(self_type); + gbString name_expected = type_to_string(self_type->Named.type_name->TypeName.objc_ivar); + gbString name_given = type_to_string(ivar_type); + error(self.expr, "'%.*s' ivar type %s does not match @obj_ivar type %s on Objective-C class %s.", + LIT(builtin_name), name_given, name_expected, name_self); + gb_string_free(name_self); + gb_string_free(name_expected); + gb_string_free(name_given); + return false; + } + + if (type_hint != nullptr && type_hint->kind == Type_Pointer && type_hint->Pointer.elem == ivar_type) { + operand->type = type_hint; + } else { + operand->type = alloc_type_pointer(ivar_type); + } + + operand->mode = Addressing_Value; + + return true; + } break; } } @@ -2206,7 +2206,7 @@ gb_internal bool check_builtin_procedure(CheckerContext *c, Operand *operand, As case BuiltinProc_objc_find_class: case BuiltinProc_objc_register_selector: case BuiltinProc_objc_register_class: - case BuiltinProc_objc_ivar_get: + case BuiltinProc_objc_ivar_get: return check_builtin_objc_procedure(c, operand, call, id, type_hint); case BuiltinProc___entry_point: diff --git a/src/check_decl.cpp b/src/check_decl.cpp index e67241b31..48e5172d6 100644 --- a/src/check_decl.cpp +++ b/src/check_decl.cpp @@ -526,68 +526,68 @@ gb_internal void check_type_decl(CheckerContext *ctx, Entity *e, Ast *init_expr, check_decl_attributes(ctx, decl->attributes, type_decl_attribute, &ac); if (e->kind == Entity_TypeName && ac.objc_class != "") { e->TypeName.objc_class_name = ac.objc_class; - e->TypeName.objc_superclass = ac.objc_superclass; - e->TypeName.objc_ivar = ac.objc_ivar; + e->TypeName.objc_superclass = ac.objc_superclass; + e->TypeName.objc_ivar = ac.objc_ivar; e->TypeName.objc_context_provider = ac.objc_context_provider; - if (ac.objc_is_implementation) { - e->TypeName.objc_is_implementation = true; - mpsc_enqueue(&ctx->info->objc_class_implementations, e); // TODO(harold): Don't need this for anything? See if needed when using explicit @export - - GB_ASSERT(e->TypeName.objc_ivar == nullptr || e->TypeName.objc_ivar->kind == Type_Named); - - // Enqueue the proc to be checked when resolved - if (e->TypeName.objc_context_provider != nullptr) { - mpsc_enqueue(&ctx->checker->procs_with_objc_context_provider_to_check, e); - } - - // @TODO(harold): I think there's a Check elsewhere in the checker for checking cycles. - // See about moving this to the right location. - // Ensure superclass hierarchy are all Objective-C classes and does not cycle - Type *super = ac.objc_superclass; - if (super != nullptr) { - TypeSet super_set{}; - type_set_init(&super_set, 8); - defer (type_set_destroy(&super_set)); - - type_set_update(&super_set, e->type); - - for (;;) { - if (type_set_update(&super_set, super)) { - error(e->token, "@(objc_superclass) Superclass hierarchy cycle encountered"); - break; - } - - if (super->kind != Type_Named) { - error(e->token, "@(objc_superclass) References type must be a named struct."); - break; - } - - Type* named_type = base_type(super->Named.type_name->type); - if (!is_type_objc_object(named_type)) { - error(e->token, "@(objc_superclass) Superclass must be an Objective-C class."); - break; - } - - super = super->Named.type_name->TypeName.objc_superclass; - if (super == nullptr) { - break; - } - - // TODO(harold): Is this the right way to do this??? The referenced entity must be already resolved - // so that we can access its objc_superclass attribute - check_single_global_entity(ctx->checker, super->Named.type_name, super->Named.type_name->decl_info); - } - } - } else { - if (e->TypeName.objc_superclass != nullptr) { - error(e->token, "@(objc_superclass) can only be applied when the @(obj_implement) attribute is also applied"); - } else if (e->TypeName.objc_ivar != nullptr) { - error(e->token, "@(objc_ivar) can only be applied when the @(obj_implement) attribute is also applied"); - } else if (e->TypeName.objc_context_provider != nullptr) { - error(e->token, "@(objc_context_provider) can only be applied when the @(obj_implement) attribute is also applied"); - } - } + if (ac.objc_is_implementation) { + e->TypeName.objc_is_implementation = true; + mpsc_enqueue(&ctx->info->objc_class_implementations, e); // TODO(harold): Don't need this for anything? See if needed when using explicit @export + + GB_ASSERT(e->TypeName.objc_ivar == nullptr || e->TypeName.objc_ivar->kind == Type_Named); + + // Enqueue the proc to be checked when resolved + if (e->TypeName.objc_context_provider != nullptr) { + mpsc_enqueue(&ctx->checker->procs_with_objc_context_provider_to_check, e); + } + + // @TODO(harold): I think there's a Check elsewhere in the checker for checking cycles. + // See about moving this to the right location. + // Ensure superclass hierarchy are all Objective-C classes and does not cycle + Type *super = ac.objc_superclass; + if (super != nullptr) { + TypeSet super_set{}; + type_set_init(&super_set, 8); + defer (type_set_destroy(&super_set)); + + type_set_update(&super_set, e->type); + + for (;;) { + if (type_set_update(&super_set, super)) { + error(e->token, "@(objc_superclass) Superclass hierarchy cycle encountered"); + break; + } + + if (super->kind != Type_Named) { + error(e->token, "@(objc_superclass) References type must be a named struct."); + break; + } + + Type* named_type = base_type(super->Named.type_name->type); + if (!is_type_objc_object(named_type)) { + error(e->token, "@(objc_superclass) Superclass must be an Objective-C class."); + break; + } + + super = super->Named.type_name->TypeName.objc_superclass; + if (super == nullptr) { + break; + } + + // TODO(harold): Is this the right way to do this??? The referenced entity must be already resolved + // so that we can access its objc_superclass attribute + check_single_global_entity(ctx->checker, super->Named.type_name, super->Named.type_name->decl_info); + } + } + } else { + if (e->TypeName.objc_superclass != nullptr) { + error(e->token, "@(objc_superclass) can only be applied when the @(obj_implement) attribute is also applied"); + } else if (e->TypeName.objc_ivar != nullptr) { + error(e->token, "@(objc_ivar) can only be applied when the @(obj_implement) attribute is also applied"); + } else if (e->TypeName.objc_context_provider != nullptr) { + error(e->token, "@(objc_context_provider) can only be applied when the @(obj_implement) attribute is also applied"); + } + } if (type_size_of(e->type) > 0) { error(e->token, "@(objc_class) marked type must be of zero size"); @@ -1005,37 +1005,37 @@ gb_internal void check_objc_methods(CheckerContext *ctx, Entity *e, AttributeCon error(e->token, "@(objc_name) attribute may only be applied to procedures and types within the same scope"); } else { - if (ac.objc_is_implementation) { - GB_ASSERT(e->kind == Entity_Procedure); + if (ac.objc_is_implementation) { + GB_ASSERT(e->kind == Entity_Procedure); - Type *proc_type = e->type; + Type *proc_type = e->type; - if (!tn->TypeName.objc_is_implementation) { - error(e->token, "@(objc_is_implement) attribute may only be applied to procedures whose class also have @(objc_is_implement) applied"); - } else if (proc_type->Proc.calling_convention == ProcCC_Odin && !tn->TypeName.objc_context_provider) { - error(e->token, "Objective-C methods with Odin calling convention can only be used with classes that have @(objc_context_provider) set"); - } else if (ac.objc_is_class_method && proc_type->Proc.calling_convention != ProcCC_CDecl) { - error(e->token, "Objective-C class methods (objc_is_class_method=true) that have @objc_is_implementation can only use \"c\" calling convention"); - } else { + if (!tn->TypeName.objc_is_implementation) { + error(e->token, "@(objc_is_implement) attribute may only be applied to procedures whose class also have @(objc_is_implement) applied"); + } else if (proc_type->Proc.calling_convention == ProcCC_Odin && !tn->TypeName.objc_context_provider) { + error(e->token, "Objective-C methods with Odin calling convention can only be used with classes that have @(objc_context_provider) set"); + } else if (ac.objc_is_class_method && proc_type->Proc.calling_convention != ProcCC_CDecl) { + error(e->token, "Objective-C class methods (objc_is_class_method=true) that have @objc_is_implementation can only use \"c\" calling convention"); + } else { auto method = ObjcMethodData{ ac, e }; - method.ac.objc_selector = ac.objc_selector != "" ? ac.objc_selector : ac.objc_name; - - CheckerInfo *info = ctx->info; - mutex_lock(&info->objc_method_mutex); - defer (mutex_unlock(&info->objc_method_mutex)); - - Array* method_list = map_get(&info->objc_method_implementations, t); - if (method_list) { - array_add(method_list, method); - } else { - auto list = array_make(permanent_allocator(), 1, 8); - list[0] = method; - - map_set(&info->objc_method_implementations, t, list); - } - } - } + method.ac.objc_selector = ac.objc_selector != "" ? ac.objc_selector : ac.objc_name; + + CheckerInfo *info = ctx->info; + mutex_lock(&info->objc_method_mutex); + defer (mutex_unlock(&info->objc_method_mutex)); + + Array* method_list = map_get(&info->objc_method_implementations, t); + if (method_list) { + array_add(method_list, method); + } else { + auto list = array_make(permanent_allocator(), 1, 8); + list[0] = method; + + map_set(&info->objc_method_implementations, t, list); + } + } + } mutex_lock(&global_type_name_objc_metadata_mutex); defer (mutex_unlock(&global_type_name_objc_metadata_mutex)); diff --git a/src/checker.cpp b/src/checker.cpp index 79c773a3c..6563b1c58 100644 --- a/src/checker.cpp +++ b/src/checker.cpp @@ -1351,12 +1351,12 @@ gb_internal void init_universal(void) { t_objc_object = add_global_type_name(intrinsics_pkg->scope, str_lit("objc_object"), alloc_type_struct_complete()); t_objc_selector = add_global_type_name(intrinsics_pkg->scope, str_lit("objc_selector"), alloc_type_struct_complete()); t_objc_class = add_global_type_name(intrinsics_pkg->scope, str_lit("objc_class"), alloc_type_struct_complete()); - t_objc_ivar = add_global_type_name(intrinsics_pkg->scope, str_lit("objc_ivar"), alloc_type_struct_complete()); + t_objc_ivar = add_global_type_name(intrinsics_pkg->scope, str_lit("objc_ivar"), alloc_type_struct_complete()); t_objc_id = alloc_type_pointer(t_objc_object); t_objc_SEL = alloc_type_pointer(t_objc_selector); t_objc_Class = alloc_type_pointer(t_objc_class); - t_objc_Ivar = alloc_type_pointer(t_objc_ivar); + t_objc_Ivar = alloc_type_pointer(t_objc_ivar); } } @@ -1389,8 +1389,8 @@ gb_internal void init_checker_info(CheckerInfo *i) { array_init(&i->defineables, a); map_init(&i->objc_msgSend_types); - mpsc_init(&i->objc_class_implementations, a); - map_init(&i->objc_method_implementations); + mpsc_init(&i->objc_class_implementations, a); + map_init(&i->objc_method_implementations); string_map_init(&i->load_file_cache); array_init(&i->all_procedures, heap_allocator()); @@ -3352,10 +3352,10 @@ gb_internal DECL_ATTRIBUTE_PROC(proc_decl_attribute) { ac->test = true; return true; } else if (name == "export") { - if (ac->objc_is_implementation) { - error(value, "Setting @(export) explicitly is not allowed when @(objc_implement) is set. It is exported implicitly."); - return false; - } + if (ac->objc_is_implementation) { + error(value, "Setting @(export) explicitly is not allowed when @(objc_implement) is set. It is exported implicitly."); + return false; + } ExactValue ev = check_decl_attribute_value(c, value); if (ev.kind == ExactValue_Invalid) { @@ -3369,10 +3369,10 @@ gb_internal DECL_ATTRIBUTE_PROC(proc_decl_attribute) { return true; } else if (name == "linkage") { - if (ac->objc_is_implementation) { - error(value, "Explicit linkage not allowed when @(objc_implement) is set. It is set implicitly"); - return false; - } + if (ac->objc_is_implementation) { + error(value, "Explicit linkage not allowed when @(objc_implement) is set. It is set implicitly"); + return false; + } ExactValue ev = check_decl_attribute_value(c, value); if (ev.kind != ExactValue_String) { @@ -3681,23 +3681,23 @@ gb_internal DECL_ATTRIBUTE_PROC(proc_decl_attribute) { } return true; } else if (name == "objc_implement") { - ExactValue ev = check_decl_attribute_value(c, value); - if (ev.kind == ExactValue_Bool) { - ac->objc_is_implementation = ev.value_bool; - } else if (ev.kind == ExactValue_Invalid) { - ac->objc_is_implementation = true; - } else { - error(elem, "Expected a boolean value, or no value, for '%.*s'", LIT(name)); - } - - // This implies exported, strongly linked - if (ac->objc_is_implementation) { - ac->is_export = true; - ac->linkage = str_lit("strong"); - } - - return true; - } else if (name == "objc_selector") { + ExactValue ev = check_decl_attribute_value(c, value); + if (ev.kind == ExactValue_Bool) { + ac->objc_is_implementation = ev.value_bool; + } else if (ev.kind == ExactValue_Invalid) { + ac->objc_is_implementation = true; + } else { + error(elem, "Expected a boolean value, or no value, for '%.*s'", LIT(name)); + } + + // This implies exported, strongly linked + if (ac->objc_is_implementation) { + ac->is_export = true; + ac->linkage = str_lit("strong"); + } + + return true; + } else if (name == "objc_selector") { ExactValue ev = check_decl_attribute_value(c, value); if (ev.kind == ExactValue_String) { if (string_is_valid_identifier(ev.value_string)) { @@ -3949,52 +3949,52 @@ gb_internal DECL_ATTRIBUTE_PROC(type_decl_attribute) { } return true; } else if (name == "objc_implement") { - ExactValue ev = check_decl_attribute_value(c, value); - if (ev.kind == ExactValue_Bool) { - ac->objc_is_implementation = ev.value_bool; - } else if (ev.kind == ExactValue_Invalid) { - ac->objc_is_implementation = true; - } else { - error(elem, "Expected a boolean value, or no value, for '%.*s'", LIT(name)); - } - return true; - } else if (name == "objc_superclass") { - Type *objc_superclass = check_type(c, value); - - if (objc_superclass != nullptr) { - ac->objc_superclass = objc_superclass; - } else { - error(value, "'%.*s' expected a named type", LIT(name)); - } - return true; - } else if (name == "objc_ivar") { - Type *objc_ivar = check_type(c, value); - - if (objc_ivar != nullptr) { - ac->objc_ivar = objc_ivar; - } else { - error(value, "'%.*s' expected a named type", LIT(name)); - } - return true; - } else if (name == "objc_context_provider") { - Operand o = {}; - check_expr(c, &o, value); - Entity *e = entity_of_node(o.expr); - - if (e != nullptr) { - if (ac->objc_context_provider != nullptr) { - error(elem, "Previous usage of a 'objc_context_provider' attribute"); - } - if (e->kind != Entity_Procedure) { - error(elem, "'objc_context_provider' must refer to a procedure"); - } else { - ac->objc_context_provider = e; - } - - return true; - } - } - return false; + ExactValue ev = check_decl_attribute_value(c, value); + if (ev.kind == ExactValue_Bool) { + ac->objc_is_implementation = ev.value_bool; + } else if (ev.kind == ExactValue_Invalid) { + ac->objc_is_implementation = true; + } else { + error(elem, "Expected a boolean value, or no value, for '%.*s'", LIT(name)); + } + return true; + } else if (name == "objc_superclass") { + Type *objc_superclass = check_type(c, value); + + if (objc_superclass != nullptr) { + ac->objc_superclass = objc_superclass; + } else { + error(value, "'%.*s' expected a named type", LIT(name)); + } + return true; + } else if (name == "objc_ivar") { + Type *objc_ivar = check_type(c, value); + + if (objc_ivar != nullptr) { + ac->objc_ivar = objc_ivar; + } else { + error(value, "'%.*s' expected a named type", LIT(name)); + } + return true; + } else if (name == "objc_context_provider") { + Operand o = {}; + check_expr(c, &o, value); + Entity *e = entity_of_node(o.expr); + + if (e != nullptr) { + if (ac->objc_context_provider != nullptr) { + error(elem, "Previous usage of a 'objc_context_provider' attribute"); + } + if (e->kind != Entity_Procedure) { + error(elem, "'objc_context_provider' must refer to a procedure"); + } else { + ac->objc_context_provider = e; + } + + return true; + } + } + return false; } diff --git a/src/checker.hpp b/src/checker.hpp index 574c71c7f..336f09a7e 100644 --- a/src/checker.hpp +++ b/src/checker.hpp @@ -148,13 +148,13 @@ struct AttributeContext { String objc_class; String objc_name; - String objc_selector; + String objc_selector; Type * objc_type; - Type * objc_superclass; - Type * objc_ivar; + Type * objc_superclass; + Type * objc_ivar; Entity *objc_context_provider; bool objc_is_class_method : 1; - bool objc_is_implementation : 1; // This struct or proc provides a class/method implementation, not a binding to an existing type. + bool objc_is_implementation : 1; // This struct or proc provides a class/method implementation, not a binding to an existing type. String require_target_feature; // required by the target micro-architecture String enable_target_feature; // will be enabled for the procedure only @@ -371,8 +371,8 @@ struct ObjcMsgData { }; struct ObjcMethodData { - AttributeContext ac; - Entity *proc_entity; + AttributeContext ac; + Entity *proc_entity; }; enum LoadFileTier { @@ -489,10 +489,10 @@ struct CheckerInfo { BlockingMutex objc_types_mutex; PtrMap objc_msgSend_types; - MPSCQueue objc_class_implementations; + MPSCQueue objc_class_implementations; - BlockingMutex objc_method_mutex; - PtrMap> objc_method_implementations; + BlockingMutex objc_method_mutex; + PtrMap> objc_method_implementations; BlockingMutex load_file_mutex; diff --git a/src/checker_builtin_procs.hpp b/src/checker_builtin_procs.hpp index cb2ce3915..ce7d8349b 100644 --- a/src/checker_builtin_procs.hpp +++ b/src/checker_builtin_procs.hpp @@ -331,7 +331,7 @@ BuiltinProc__type_end, BuiltinProc_objc_find_class, BuiltinProc_objc_register_selector, BuiltinProc_objc_register_class, - BuiltinProc_objc_ivar_get, + BuiltinProc_objc_ivar_get, BuiltinProc_constant_utf16_cstring, @@ -674,7 +674,7 @@ gb_global BuiltinProc builtin_procs[BuiltinProc_COUNT] = { {STR_LIT("objc_find_class"), 1, false, Expr_Expr, BuiltinProcPkg_intrinsics}, {STR_LIT("objc_register_selector"), 1, false, Expr_Expr, BuiltinProcPkg_intrinsics, false, true}, {STR_LIT("objc_register_class"), 1, false, Expr_Expr, BuiltinProcPkg_intrinsics, false, true}, - {STR_LIT("ivar_get"), 2, false, Expr_Expr, BuiltinProcPkg_intrinsics, false, true}, + {STR_LIT("ivar_get"), 2, false, Expr_Expr, BuiltinProcPkg_intrinsics, false, true}, {STR_LIT("constant_utf16_cstring"), 1, false, Expr_Expr, BuiltinProcPkg_intrinsics}, diff --git a/src/entity.cpp b/src/entity.cpp index a5443cf27..cc41b5e59 100644 --- a/src/entity.cpp +++ b/src/entity.cpp @@ -235,9 +235,9 @@ struct Entity { Type * type_parameter_specialization; String ir_mangled_name; bool is_type_alias; - bool objc_is_implementation; - Type* objc_superclass; - Type* objc_ivar; + bool objc_is_implementation; + Type* objc_superclass; + Type* objc_ivar; Entity*objc_context_provider; String objc_class_name; TypeNameObjCMetadata *objc_metadata; diff --git a/src/llvm_backend.cpp b/src/llvm_backend.cpp index fad542d4a..7ffd4ea30 100644 --- a/src/llvm_backend.cpp +++ b/src/llvm_backend.cpp @@ -1176,327 +1176,327 @@ gb_internal lbProcedure *lb_create_objc_names(lbModule *main_module) { // TODO(harold): Move this out of here and into a more suitable place. // TODO(harold): Should not take an allocator, but always use temp, as we return string literals as well. String lb_get_objc_type_encoding(Type *t, gbAllocator allocator, isize pointer_depth = 0) { - // NOTE(harold): See https://developer.apple.com/library/archive/documentation/Cocoa/Conceptual/ObjCRuntimeGuide/Articles/ocrtTypeEncodings.html#//apple_ref/doc/uid/TP40008048-CH100 - - // NOTE(harold): Darwin targets are always 64-bit. Should we drop this and assume "q" always? - #define INT_SIZE_ENCODING (build_context.metrics.ptr_size == 4 ? "i" : "q") - switch (t->kind) { - case Type_Basic: { - switch (t->Basic.kind) { - case Basic_Invalid: - return str_lit("?"); - - case Basic_llvm_bool: - case Basic_bool: - case Basic_b8: - return str_lit("B"); - - case Basic_b16: - return str_lit("C"); - case Basic_b32: - return str_lit("I"); - case Basic_b64: - return str_lit("q"); - case Basic_i8: - return str_lit("c"); - case Basic_u8: - return str_lit("C"); - case Basic_i16: - case Basic_i16le: - case Basic_i16be: - return str_lit("s"); - case Basic_u16: - case Basic_u16le: - case Basic_u16be: - return str_lit("S"); - case Basic_i32: - case Basic_i32le: - case Basic_i32be: - return str_lit("i"); - case Basic_u32le: - case Basic_u32: - case Basic_u32be: - return str_lit("I"); - case Basic_i64: - case Basic_i64le: - case Basic_i64be: - return str_lit("q"); - case Basic_u64: - case Basic_u64le: - case Basic_u64be: - return str_lit("Q"); - case Basic_i128: - case Basic_i128le: - case Basic_i128be: - return str_lit("t"); - case Basic_u128: - case Basic_u128le: - case Basic_u128be: - return str_lit("T"); - case Basic_rune: - return str_lit("I"); - case Basic_f16: - case Basic_f16le: - case Basic_f16be: - return str_lit("s"); // @harold: Closest we've got? - case Basic_f32: - case Basic_f32le: - case Basic_f32be: - return str_lit("f"); - case Basic_f64: - case Basic_f64le: - case Basic_f64be: - return str_lit("d"); - - // TODO(harold) These: - case Basic_complex32: - case Basic_complex64: - case Basic_complex128: - case Basic_quaternion64: - case Basic_quaternion128: - case Basic_quaternion256: - return str_lit("?"); - - case Basic_int: - return str_lit(INT_SIZE_ENCODING); - case Basic_uint: - return build_context.metrics.ptr_size == 4 ? str_lit("I") : str_lit("Q"); - case Basic_uintptr: - case Basic_rawptr: - return str_lit("^v"); - - case Basic_string: - return build_context.metrics.ptr_size == 4 ? str_lit("{string=*i}") : str_lit("{string=*q}"); - - case Basic_cstring: return str_lit("*"); - case Basic_any: return str_lit("{any=^v^v"); // rawptr + ^Type_Info - - case Basic_typeid: - GB_ASSERT(t->Basic.size == 8); - return str_lit("q"); - - // Untyped types - case Basic_UntypedBool: - case Basic_UntypedInteger: - case Basic_UntypedFloat: - case Basic_UntypedComplex: - case Basic_UntypedQuaternion: - case Basic_UntypedString: - case Basic_UntypedRune: - case Basic_UntypedNil: - case Basic_UntypedUninit: - GB_PANIC("Untyped types cannot be @encoded()"); - return str_lit("?"); - } - break; - } - - case Type_Named: - case Type_Struct: - case Type_Union: { - Type* base = t; - if (base->kind == Type_Named) { - base = base_type(base); - if(base->kind != Type_Struct && base->kind != Type_Union) { - return lb_get_objc_type_encoding(base, allocator, pointer_depth); - } - } - - const bool is_union = base->kind == Type_Union; - if (!is_union) { - // Check for objc_SEL - if (internal_check_is_assignable_to(base, t_objc_SEL)) { - return str_lit(":"); - } - - // Check for objc_Class - if (internal_check_is_assignable_to(base, t_objc_SEL)) { - return str_lit("#"); - } - - // Treat struct as an Objective-C Class? - if (has_type_got_objc_class_attribute(base) && pointer_depth == 0) { - return str_lit("#"); - } - } - - if (is_type_objc_object(base)) { - return str_lit("@"); - } - - - gbString s = gb_string_make_reserve(allocator, 16); - s = gb_string_append_length(s, is_union ? "(" :"{", 1); - if (t->kind == Type_Named) { - s = gb_string_append_length(s, t->Named.name.text, t->Named.name.len); - } - - // Write fields - if (pointer_depth < 2) { - s = gb_string_append_length(s, "=", 1); - - if (!is_union) { - for( auto& f : base->Struct.fields ) { - String field_type = lb_get_objc_type_encoding(f->type, allocator, pointer_depth); - s = gb_string_append_length(s, field_type.text, field_type.len); - } - } else { - // #TODO(harold): Encode fields - } - } - - s = gb_string_append_length(s, is_union ? ")" :"}", 1); - - return make_string_c(s); - } - - case Type_Generic: - GB_PANIC("Generic types cannot be @encoded()"); - return str_lit("?"); - - case Type_Pointer: { - String pointee = lb_get_objc_type_encoding(t->Pointer.elem, allocator, pointer_depth +1); - // Special case for Objective-C Objects - if (pointer_depth == 0 && pointee == "@") { - return pointee; - } - - return concatenate_strings(allocator, str_lit("^"), pointee); - } - - case Type_MultiPointer: - return concatenate_strings(allocator, str_lit("^"), lb_get_objc_type_encoding(t->Pointer.elem, allocator, pointer_depth +1)); - - case Type_Array: { - String type_str = lb_get_objc_type_encoding(t->Array.elem, allocator, pointer_depth); - - gbString s = gb_string_make_reserve(allocator, type_str.len + 8); - s = gb_string_append_fmt(s, "[%lld%s]", t->Array.count, type_str.text); - return make_string_c(s); - } - - case Type_EnumeratedArray: { - String type_str = lb_get_objc_type_encoding(t->EnumeratedArray.elem, allocator, pointer_depth); - - gbString s = gb_string_make_reserve(allocator, type_str.len + 8); - s = gb_string_append_fmt(s, "[%lld%s]", t->EnumeratedArray.count, type_str.text); - return make_string_c(s); - } - - case Type_Slice: { - String type_str = lb_get_objc_type_encoding(t->Slice.elem, allocator, pointer_depth); - gbString s = gb_string_make_reserve(allocator, type_str.len + 8); - s = gb_string_append_fmt(s, "{slice=^%s%s}", type_str, INT_SIZE_ENCODING); - return make_string_c(s); - } - - case Type_DynamicArray: { - String type_str = lb_get_objc_type_encoding(t->DynamicArray.elem, allocator, pointer_depth); - gbString s = gb_string_make_reserve(allocator, type_str.len + 8); - s = gb_string_append_fmt(s, "{dynamic=^%s%s%sAllocator={?^v}}", type_str, INT_SIZE_ENCODING, INT_SIZE_ENCODING); - return make_string_c(s); - } - - case Type_Map: - return str_lit("{^v^v{Allocator=?^v}}"); - case Type_Enum: - return lb_get_objc_type_encoding(t->Enum.base_type, allocator, pointer_depth); - case Type_Tuple: - // NOTE(harold): Is this allowed here? - return str_lit("?"); - case Type_Proc: - return str_lit("?"); - case Type_BitSet: - return lb_get_objc_type_encoding(t->BitSet.underlying, allocator, pointer_depth); - case Type_SimdVector: - break; - case Type_Matrix: - break; - case Type_BitField: - return lb_get_objc_type_encoding(t->BitField.backing_type, allocator, pointer_depth); - case Type_SoaPointer: { - gbString s = gb_string_make_reserve(allocator, 8); - s = gb_string_append_fmt(s, "{=^v%s}", INT_SIZE_ENCODING); - return make_string_c(s); - } - - } // End switch t->kind - #undef INT_SIZE_ENCODING - - GB_PANIC("Unreachable"); + // NOTE(harold): See https://developer.apple.com/library/archive/documentation/Cocoa/Conceptual/ObjCRuntimeGuide/Articles/ocrtTypeEncodings.html#//apple_ref/doc/uid/TP40008048-CH100 + + // NOTE(harold): Darwin targets are always 64-bit. Should we drop this and assume "q" always? + #define INT_SIZE_ENCODING (build_context.metrics.ptr_size == 4 ? "i" : "q") + switch (t->kind) { + case Type_Basic: { + switch (t->Basic.kind) { + case Basic_Invalid: + return str_lit("?"); + + case Basic_llvm_bool: + case Basic_bool: + case Basic_b8: + return str_lit("B"); + + case Basic_b16: + return str_lit("C"); + case Basic_b32: + return str_lit("I"); + case Basic_b64: + return str_lit("q"); + case Basic_i8: + return str_lit("c"); + case Basic_u8: + return str_lit("C"); + case Basic_i16: + case Basic_i16le: + case Basic_i16be: + return str_lit("s"); + case Basic_u16: + case Basic_u16le: + case Basic_u16be: + return str_lit("S"); + case Basic_i32: + case Basic_i32le: + case Basic_i32be: + return str_lit("i"); + case Basic_u32le: + case Basic_u32: + case Basic_u32be: + return str_lit("I"); + case Basic_i64: + case Basic_i64le: + case Basic_i64be: + return str_lit("q"); + case Basic_u64: + case Basic_u64le: + case Basic_u64be: + return str_lit("Q"); + case Basic_i128: + case Basic_i128le: + case Basic_i128be: + return str_lit("t"); + case Basic_u128: + case Basic_u128le: + case Basic_u128be: + return str_lit("T"); + case Basic_rune: + return str_lit("I"); + case Basic_f16: + case Basic_f16le: + case Basic_f16be: + return str_lit("s"); // @harold: Closest we've got? + case Basic_f32: + case Basic_f32le: + case Basic_f32be: + return str_lit("f"); + case Basic_f64: + case Basic_f64le: + case Basic_f64be: + return str_lit("d"); + + // TODO(harold) These: + case Basic_complex32: + case Basic_complex64: + case Basic_complex128: + case Basic_quaternion64: + case Basic_quaternion128: + case Basic_quaternion256: + return str_lit("?"); + + case Basic_int: + return str_lit(INT_SIZE_ENCODING); + case Basic_uint: + return build_context.metrics.ptr_size == 4 ? str_lit("I") : str_lit("Q"); + case Basic_uintptr: + case Basic_rawptr: + return str_lit("^v"); + + case Basic_string: + return build_context.metrics.ptr_size == 4 ? str_lit("{string=*i}") : str_lit("{string=*q}"); + + case Basic_cstring: return str_lit("*"); + case Basic_any: return str_lit("{any=^v^v"); // rawptr + ^Type_Info + + case Basic_typeid: + GB_ASSERT(t->Basic.size == 8); + return str_lit("q"); + + // Untyped types + case Basic_UntypedBool: + case Basic_UntypedInteger: + case Basic_UntypedFloat: + case Basic_UntypedComplex: + case Basic_UntypedQuaternion: + case Basic_UntypedString: + case Basic_UntypedRune: + case Basic_UntypedNil: + case Basic_UntypedUninit: + GB_PANIC("Untyped types cannot be @encoded()"); + return str_lit("?"); + } + break; + } + + case Type_Named: + case Type_Struct: + case Type_Union: { + Type* base = t; + if (base->kind == Type_Named) { + base = base_type(base); + if(base->kind != Type_Struct && base->kind != Type_Union) { + return lb_get_objc_type_encoding(base, allocator, pointer_depth); + } + } + + const bool is_union = base->kind == Type_Union; + if (!is_union) { + // Check for objc_SEL + if (internal_check_is_assignable_to(base, t_objc_SEL)) { + return str_lit(":"); + } + + // Check for objc_Class + if (internal_check_is_assignable_to(base, t_objc_SEL)) { + return str_lit("#"); + } + + // Treat struct as an Objective-C Class? + if (has_type_got_objc_class_attribute(base) && pointer_depth == 0) { + return str_lit("#"); + } + } + + if (is_type_objc_object(base)) { + return str_lit("@"); + } + + + gbString s = gb_string_make_reserve(allocator, 16); + s = gb_string_append_length(s, is_union ? "(" :"{", 1); + if (t->kind == Type_Named) { + s = gb_string_append_length(s, t->Named.name.text, t->Named.name.len); + } + + // Write fields + if (pointer_depth < 2) { + s = gb_string_append_length(s, "=", 1); + + if (!is_union) { + for( auto& f : base->Struct.fields ) { + String field_type = lb_get_objc_type_encoding(f->type, allocator, pointer_depth); + s = gb_string_append_length(s, field_type.text, field_type.len); + } + } else { + // #TODO(harold): Encode fields + } + } + + s = gb_string_append_length(s, is_union ? ")" :"}", 1); + + return make_string_c(s); + } + + case Type_Generic: + GB_PANIC("Generic types cannot be @encoded()"); + return str_lit("?"); + + case Type_Pointer: { + String pointee = lb_get_objc_type_encoding(t->Pointer.elem, allocator, pointer_depth +1); + // Special case for Objective-C Objects + if (pointer_depth == 0 && pointee == "@") { + return pointee; + } + + return concatenate_strings(allocator, str_lit("^"), pointee); + } + + case Type_MultiPointer: + return concatenate_strings(allocator, str_lit("^"), lb_get_objc_type_encoding(t->Pointer.elem, allocator, pointer_depth +1)); + + case Type_Array: { + String type_str = lb_get_objc_type_encoding(t->Array.elem, allocator, pointer_depth); + + gbString s = gb_string_make_reserve(allocator, type_str.len + 8); + s = gb_string_append_fmt(s, "[%lld%s]", t->Array.count, type_str.text); + return make_string_c(s); + } + + case Type_EnumeratedArray: { + String type_str = lb_get_objc_type_encoding(t->EnumeratedArray.elem, allocator, pointer_depth); + + gbString s = gb_string_make_reserve(allocator, type_str.len + 8); + s = gb_string_append_fmt(s, "[%lld%s]", t->EnumeratedArray.count, type_str.text); + return make_string_c(s); + } + + case Type_Slice: { + String type_str = lb_get_objc_type_encoding(t->Slice.elem, allocator, pointer_depth); + gbString s = gb_string_make_reserve(allocator, type_str.len + 8); + s = gb_string_append_fmt(s, "{slice=^%s%s}", type_str, INT_SIZE_ENCODING); + return make_string_c(s); + } + + case Type_DynamicArray: { + String type_str = lb_get_objc_type_encoding(t->DynamicArray.elem, allocator, pointer_depth); + gbString s = gb_string_make_reserve(allocator, type_str.len + 8); + s = gb_string_append_fmt(s, "{dynamic=^%s%s%sAllocator={?^v}}", type_str, INT_SIZE_ENCODING, INT_SIZE_ENCODING); + return make_string_c(s); + } + + case Type_Map: + return str_lit("{^v^v{Allocator=?^v}}"); + case Type_Enum: + return lb_get_objc_type_encoding(t->Enum.base_type, allocator, pointer_depth); + case Type_Tuple: + // NOTE(harold): Is this allowed here? + return str_lit("?"); + case Type_Proc: + return str_lit("?"); + case Type_BitSet: + return lb_get_objc_type_encoding(t->BitSet.underlying, allocator, pointer_depth); + case Type_SimdVector: + break; + case Type_Matrix: + break; + case Type_BitField: + return lb_get_objc_type_encoding(t->BitField.backing_type, allocator, pointer_depth); + case Type_SoaPointer: { + gbString s = gb_string_make_reserve(allocator, 8); + s = gb_string_append_fmt(s, "{=^v%s}", INT_SIZE_ENCODING); + return make_string_c(s); + } + + } // End switch t->kind + #undef INT_SIZE_ENCODING + + GB_PANIC("Unreachable"); } struct lbObjCGlobalClass { - lbObjCGlobal g; - lbValue class_value; // Local registered class value + lbObjCGlobal g; + lbValue class_value; // Local registered class value }; gb_internal void lb_register_objc_thing( - StringSet &handled, - lbModule *m, - Array &args, - Array &class_impls, - StringMap &class_map, - lbProcedure *p, - lbObjCGlobal const &g, - char const *call + StringSet &handled, + lbModule *m, + Array &args, + Array &class_impls, + StringMap &class_map, + lbProcedure *p, + lbObjCGlobal const &g, + char const *call ) { - if (string_set_update(&handled, g.name)) { - return; - } - - lbAddr addr = {}; - lbValue *found = string_map_get(&m->members, g.global_name); - if (found) { - addr = lb_addr(*found); - } else { - lbValue v = {}; - LLVMTypeRef t = lb_type(m, g.type); - v.value = LLVMAddGlobal(m->mod, t, g.global_name); - v.type = alloc_type_pointer(g.type); - addr = lb_addr(v); - LLVMSetInitializer(v.value, LLVMConstNull(t)); - } - - lbValue class_ptr{}; - lbValue class_name = lb_const_value(m, t_cstring, exact_value_string(g.name)); - - // If this class requires an implementation, save it for registration below. - if (g.class_impl_type != nullptr) { - - // Make sure the superclass has been initialized before us - lbValue superclass_value{}; - - auto& tn = g.class_impl_type->Named.type_name->TypeName; - Type *superclass = tn.objc_superclass; - if (superclass != nullptr) { - auto& superclass_global = string_map_must_get(&class_map, superclass->Named.type_name->TypeName.objc_class_name); - lb_register_objc_thing(handled, m, args, class_impls, class_map, p, superclass_global.g, call); - GB_ASSERT(superclass_global.class_value.value); - - superclass_value = superclass_global.class_value; - } - - args.count = 3; - args[0] = superclass == nullptr ? lb_const_nil(m, t_objc_Class) : superclass_value; - args[1] = class_name; - args[2] = lb_const_int(m, t_uint, 0); - class_ptr = lb_emit_runtime_call(p, "objc_allocateClassPair", args); - - array_add(&class_impls, lbObjCGlobalClass{g, class_ptr}); - } - else { - args.count = 1; - args[0] = class_name; - class_ptr = lb_emit_runtime_call(p, call, args); - } - - lb_addr_store(p, addr, class_ptr); - - lbObjCGlobalClass* class_global = string_map_get(&class_map, g.name); - if (class_global != nullptr) { - class_global->class_value = class_ptr; - } + if (string_set_update(&handled, g.name)) { + return; + } + + lbAddr addr = {}; + lbValue *found = string_map_get(&m->members, g.global_name); + if (found) { + addr = lb_addr(*found); + } else { + lbValue v = {}; + LLVMTypeRef t = lb_type(m, g.type); + v.value = LLVMAddGlobal(m->mod, t, g.global_name); + v.type = alloc_type_pointer(g.type); + addr = lb_addr(v); + LLVMSetInitializer(v.value, LLVMConstNull(t)); + } + + lbValue class_ptr{}; + lbValue class_name = lb_const_value(m, t_cstring, exact_value_string(g.name)); + + // If this class requires an implementation, save it for registration below. + if (g.class_impl_type != nullptr) { + + // Make sure the superclass has been initialized before us + lbValue superclass_value{}; + + auto& tn = g.class_impl_type->Named.type_name->TypeName; + Type *superclass = tn.objc_superclass; + if (superclass != nullptr) { + auto& superclass_global = string_map_must_get(&class_map, superclass->Named.type_name->TypeName.objc_class_name); + lb_register_objc_thing(handled, m, args, class_impls, class_map, p, superclass_global.g, call); + GB_ASSERT(superclass_global.class_value.value); + + superclass_value = superclass_global.class_value; + } + + args.count = 3; + args[0] = superclass == nullptr ? lb_const_nil(m, t_objc_Class) : superclass_value; + args[1] = class_name; + args[2] = lb_const_int(m, t_uint, 0); + class_ptr = lb_emit_runtime_call(p, "objc_allocateClassPair", args); + + array_add(&class_impls, lbObjCGlobalClass{g, class_ptr}); + } + else { + args.count = 1; + args[0] = class_name; + class_ptr = lb_emit_runtime_call(p, call, args); + } + + lb_addr_store(p, addr, class_ptr); + + lbObjCGlobalClass* class_global = string_map_get(&class_map, g.name); + if (class_global != nullptr) { + class_global->class_value = class_ptr; + } } gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { @@ -1513,80 +1513,80 @@ gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { defer (string_set_destroy(&handled)); auto args = array_make(temporary_allocator(), 3, 8); - auto class_impls = array_make(temporary_allocator(), 0, 16); - - // Ensure classes that have been implicitly referenced through - // the objc_superclass attribute have a global variable available for them. - TypeSet class_set{}; - type_set_init(&class_set, gen->objc_classes.count+16); - defer (type_set_destroy(&class_set)); - - auto referenced_classes = array_make(temporary_allocator()); - for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_classes, &g); /**/) { - array_add( &referenced_classes, g); - - Type *cls = g.class_impl_type; - while (cls) { - if (type_set_update(&class_set, cls)) { - break; - } - GB_ASSERT(cls->kind == Type_Named); - - cls = cls->Named.type_name->TypeName.objc_superclass; - } - } - - for (auto pair : class_set) { - auto& tn = pair.type->Named.type_name->TypeName; - Type *class_impl = !tn.objc_is_implementation ? nullptr : pair.type; - lb_handle_objc_find_or_register_class(p, tn.objc_class_name, class_impl); - } - for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_classes, &g); /**/) { - array_add( &referenced_classes, g ); - } - - // Add all class globals to a map so that we can look them up dynamically - // in order to resolve out-of-order because classes that are being implemented - // need their superclasses to have been registered before them. - StringMap global_class_map{}; - string_map_init(&global_class_map, (usize)gen->objc_classes.count); - defer (string_map_destroy(&global_class_map)); - - for (lbObjCGlobal g :referenced_classes) { - string_map_set(&global_class_map, g.name, lbObjCGlobalClass{g}); - } - - LLVMSetLinkage(p->value, LLVMInternalLinkage); - lb_begin_procedure_body(p); - - // Register class globals, gathering classes that must be implemented - for (auto& kv : global_class_map) { - lb_register_objc_thing(handled, m, args, class_impls, global_class_map, p, kv.value.g, "objc_lookUpClass"); - } - - // Prefetch selectors for implemented methods so that they can also be registered. - for (const auto& cd : class_impls) { - auto& g = cd.g; - Type *class_type = g.class_impl_type; - - Array* methods = map_get(&m->info->objc_method_implementations, class_type); - if (!methods) { - continue; - } - - for (const ObjcMethodData& md : *methods) { - lb_handle_objc_find_or_register_selector(p, md.ac.objc_selector); - } - } - - // Now we can register all referenced selectors - for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_selectors, &g); /**/) { - lb_register_objc_thing(handled, m, args, class_impls, global_class_map, p, g, "sel_registerName"); - } - - - // Emit method wrapper implementations and registration - auto wrapper_args = array_make(temporary_allocator(), 2, 8); + auto class_impls = array_make(temporary_allocator(), 0, 16); + + // Ensure classes that have been implicitly referenced through + // the objc_superclass attribute have a global variable available for them. + TypeSet class_set{}; + type_set_init(&class_set, gen->objc_classes.count+16); + defer (type_set_destroy(&class_set)); + + auto referenced_classes = array_make(temporary_allocator()); + for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_classes, &g); /**/) { + array_add( &referenced_classes, g); + + Type *cls = g.class_impl_type; + while (cls) { + if (type_set_update(&class_set, cls)) { + break; + } + GB_ASSERT(cls->kind == Type_Named); + + cls = cls->Named.type_name->TypeName.objc_superclass; + } + } + + for (auto pair : class_set) { + auto& tn = pair.type->Named.type_name->TypeName; + Type *class_impl = !tn.objc_is_implementation ? nullptr : pair.type; + lb_handle_objc_find_or_register_class(p, tn.objc_class_name, class_impl); + } + for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_classes, &g); /**/) { + array_add( &referenced_classes, g ); + } + + // Add all class globals to a map so that we can look them up dynamically + // in order to resolve out-of-order because classes that are being implemented + // need their superclasses to have been registered before them. + StringMap global_class_map{}; + string_map_init(&global_class_map, (usize)gen->objc_classes.count); + defer (string_map_destroy(&global_class_map)); + + for (lbObjCGlobal g :referenced_classes) { + string_map_set(&global_class_map, g.name, lbObjCGlobalClass{g}); + } + + LLVMSetLinkage(p->value, LLVMInternalLinkage); + lb_begin_procedure_body(p); + + // Register class globals, gathering classes that must be implemented + for (auto& kv : global_class_map) { + lb_register_objc_thing(handled, m, args, class_impls, global_class_map, p, kv.value.g, "objc_lookUpClass"); + } + + // Prefetch selectors for implemented methods so that they can also be registered. + for (const auto& cd : class_impls) { + auto& g = cd.g; + Type *class_type = g.class_impl_type; + + Array* methods = map_get(&m->info->objc_method_implementations, class_type); + if (!methods) { + continue; + } + + for (const ObjcMethodData& md : *methods) { + lb_handle_objc_find_or_register_selector(p, md.ac.objc_selector); + } + } + + // Now we can register all referenced selectors + for (lbObjCGlobal g = {}; mpsc_dequeue(&gen->objc_selectors, &g); /**/) { + lb_register_objc_thing(handled, m, args, class_impls, global_class_map, p, g, "sel_registerName"); + } + + + // Emit method wrapper implementations and registration + auto wrapper_args = array_make(temporary_allocator(), 2, 8); auto get_context_args = array_make(temporary_allocator(), 1); @@ -1597,186 +1597,200 @@ gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { map_set(&ivar_map, g.class_impl_type, g); } - for (const auto& cd : class_impls) { - auto& g = cd.g; - Type *class_type = g.class_impl_type; - Type *class_ptr_type = alloc_type_pointer(class_type); - lbValue class_value = cd.class_value; + for (const auto& cd : class_impls) { + auto& g = cd.g; + Type *class_type = g.class_impl_type; + Type *class_ptr_type = alloc_type_pointer(class_type); + lbValue class_value = cd.class_value; - Type *ivar_type = class_type->Named.type_name->TypeName.objc_ivar; + Type *ivar_type = class_type->Named.type_name->TypeName.objc_ivar; - Entity *context_provider = class_type->Named.type_name->TypeName.objc_context_provider; - Type *contex_provider_self_ptr_type = nullptr; - Type *contex_provider_self_named_type = nullptr; - bool is_context_provider_ivar = false; - lbValue context_provider_proc_value{}; + Entity *context_provider = class_type->Named.type_name->TypeName.objc_context_provider; + Type *contex_provider_self_ptr_type = nullptr; + Type *contex_provider_self_named_type = nullptr; + bool is_context_provider_ivar = false; + lbValue context_provider_proc_value{}; - if (context_provider) { - context_provider_proc_value = lb_find_procedure_value_from_entity(m, context_provider); + if (context_provider) { + context_provider_proc_value = lb_find_procedure_value_from_entity(m, context_provider); - contex_provider_self_ptr_type = base_type(context_provider->type->Proc.params->Tuple.variables[0]->type); - GB_ASSERT(contex_provider_self_ptr_type->kind == Type_Pointer); - contex_provider_self_named_type = base_named_type(type_deref(contex_provider_self_ptr_type)); + contex_provider_self_ptr_type = base_type(context_provider->type->Proc.params->Tuple.variables[0]->type); + GB_ASSERT(contex_provider_self_ptr_type->kind == Type_Pointer); + contex_provider_self_named_type = base_named_type(type_deref(contex_provider_self_ptr_type)); - is_context_provider_ivar = ivar_type != nullptr && internal_check_is_assignable_to(contex_provider_self_named_type, ivar_type); - } + is_context_provider_ivar = ivar_type != nullptr && internal_check_is_assignable_to(contex_provider_self_named_type, ivar_type); + } - Array* methods = map_get(&m->info->objc_method_implementations, class_type); - if (!methods) { - continue; - } + Array* methods = map_get(&m->info->objc_method_implementations, class_type); + if (!methods) { + continue; + } - for (const ObjcMethodData& md : *methods) { - GB_ASSERT( md.proc_entity->kind == Entity_Procedure); - Type *method_type = md.proc_entity->type; + for (const ObjcMethodData& md : *methods) { + GB_ASSERT( md.proc_entity->kind == Entity_Procedure); + Type *method_type = md.proc_entity->type; - String proc_name = make_string_c("__$objc_method::"); - proc_name = concatenate_strings(temporary_allocator(), proc_name, g.name); - proc_name = concatenate_strings(temporary_allocator(), proc_name, str_lit("::")); - proc_name = concatenate_strings( permanent_allocator(), proc_name, md.ac.objc_name); + String proc_name = make_string_c("__$objc_method::"); + proc_name = concatenate_strings(temporary_allocator(), proc_name, g.name); + proc_name = concatenate_strings(temporary_allocator(), proc_name, str_lit("::")); + proc_name = concatenate_strings( permanent_allocator(), proc_name, md.ac.objc_name); - wrapper_args.count = 2; - wrapper_args[0] = md.ac.objc_is_class_method ? t_objc_Class : class_ptr_type; - wrapper_args[1] = t_objc_SEL; + wrapper_args.count = 2; + wrapper_args[0] = md.ac.objc_is_class_method ? t_objc_Class : class_ptr_type; + wrapper_args[1] = t_objc_SEL; - auto method_param_count = (isize)method_type->Proc.param_count; - i32 method_param_offset = 0; + auto method_param_count = (isize)method_type->Proc.param_count; + i32 method_param_offset = 0; - // TODO(harold): Need to make sure (at checker stage) that the non-class method has the self parameter already. - // (Maybe this is already accounted for?.) - if (!md.ac.objc_is_class_method) { - GB_ASSERT(method_param_count >= 1); - method_param_count -= 1; - method_param_offset = 1; - } + // TODO(harold): Need to make sure (at checker stage) that the non-class method has the self parameter already. + // (Maybe this is already accounted for?.) + if (!md.ac.objc_is_class_method) { + GB_ASSERT(method_param_count >= 1); + method_param_count -= 1; + method_param_offset = 1; + } - for (i32 i = 0; i < method_param_count; i++) { - array_add(&wrapper_args, method_type->Proc.params->Tuple.variables[method_param_offset+i]->type); - } + for (i32 i = 0; i < method_param_count; i++) { + array_add(&wrapper_args, method_type->Proc.params->Tuple.variables[method_param_offset+i]->type); + } - Type *wrapper_args_tuple = alloc_type_tuple_from_field_types(wrapper_args.data, wrapper_args.count, false, true); - Type *wrapper_proc_type = alloc_type_proc(nullptr, wrapper_args_tuple, (isize)wrapper_args_tuple->Tuple.variables.count, nullptr, 0, false, ProcCC_CDecl); + Type *wrapper_args_tuple = alloc_type_tuple_from_field_types(wrapper_args.data, wrapper_args.count, false, true); + Type *wrapper_results_tuple = nullptr; - lbProcedure *wrapper_proc = lb_create_dummy_procedure(m, proc_name, wrapper_proc_type); - lb_add_attribute_to_proc(wrapper_proc->module, wrapper_proc->value, "nounwind"); + if (method_type->Proc.result_count > 0) { + GB_ASSERT(method_type->Proc.result_count == 1); + wrapper_results_tuple = alloc_type_tuple_from_field_types(&method_type->Proc.results->Tuple.variables[0]->type, 1, false, true); + } + + Type *wrapper_proc_type = alloc_type_proc(nullptr, wrapper_args_tuple, wrapper_args_tuple->Tuple.variables.count, + wrapper_results_tuple, method_type->Proc.result_count, false, ProcCC_CDecl); - // Emit the wrapper - LLVMSetLinkage(wrapper_proc->value, LLVMExternalLinkage); - lb_begin_procedure_body(wrapper_proc); - { - if (method_type->Proc.calling_convention == ProcCC_Odin) { - GB_ASSERT(context_provider); + lbProcedure *wrapper_proc = lb_create_dummy_procedure(m, proc_name, wrapper_proc_type); + lb_add_attribute_to_proc(wrapper_proc->module, wrapper_proc->value, "nounwind"); - // Emit the get odin context call + // Emit the wrapper + LLVMSetLinkage(wrapper_proc->value, LLVMExternalLinkage); + lb_begin_procedure_body(wrapper_proc); + { + if (method_type->Proc.calling_convention == ProcCC_Odin) { + GB_ASSERT(context_provider); - get_context_args[0] = lbValue { - wrapper_proc->raw_input_parameters[0], + // Emit the get odin context call + + get_context_args[0] = lbValue { + wrapper_proc->raw_input_parameters[0], contex_provider_self_ptr_type, }; - if (is_context_provider_ivar) { - // The context provider takes the ivar's type. - // Emit an obj_ivar_get call and use that pointer for 'self' instead. - lbValue real_self { - wrapper_proc->raw_input_parameters[0], - class_ptr_type - }; - get_context_args[0] = lb_handle_objc_ivar_for_objc_object_pointer(wrapper_proc, real_self); - } - - lbValue context = lb_emit_call(wrapper_proc, context_provider_proc_value, get_context_args); - lbAddr context_addr = lb_addr(lb_address_from_load_or_generate_local(wrapper_proc, context)); - lb_push_context_onto_stack(wrapper_proc, context_addr); - } - - - auto method_call_args = array_make(temporary_allocator(), method_param_count + (isize)method_param_offset); - - if (!md.ac.objc_is_class_method) { - method_call_args[0] = lbValue { - wrapper_proc->raw_input_parameters[0], - class_ptr_type, - }; - } - - for (isize i = 0; i < method_param_count; i++) { - method_call_args[i+method_param_offset] = lbValue { - wrapper_proc->raw_input_parameters[i+2], - method_type->Proc.params->Tuple.variables[i+method_param_offset]->type, - }; - } - lbValue method_proc_value = lb_find_procedure_value_from_entity(m, md.proc_entity); - - // Call real procedure for method from here, passing the parameters expected, if any. - lb_emit_call(wrapper_proc, method_proc_value, method_call_args); - } - lb_end_procedure_body(wrapper_proc); - - - // Add the method to the class - String method_encoding = str_lit("v"); - // TODO (harold): Checker must ensure that objc_methods have a single return value or none! - GB_ASSERT(method_type->Proc.result_count <= 1); - if (method_type->Proc.result_count != 0) { - method_encoding = lb_get_objc_type_encoding(method_type->Proc.results->Tuple.variables[0]->type, temporary_allocator()); - } - - if (!md.ac.objc_is_class_method) { - method_encoding = concatenate_strings(temporary_allocator(), method_encoding, str_lit("@:")); - } else { - method_encoding = concatenate_strings(temporary_allocator(), method_encoding, str_lit("#:")); - } - - for (i32 i = method_param_offset; i < method_param_count; i++) { - Type *param_type = method_type->Proc.params->Tuple.variables[i]->type; - String param_encoding = lb_get_objc_type_encoding(param_type, temporary_allocator()); - - method_encoding = concatenate_strings(temporary_allocator(), method_encoding, param_encoding); - } - - // Emit method registration - lbAddr* sel_address = string_map_get(&m->objc_selectors, md.ac.objc_selector); - GB_ASSERT(sel_address); - lbValue selector_value = lb_addr_load(p, *sel_address); - - args.count = 4; - args[0] = class_value; // Class - args[1] = selector_value; // SEL - args[2] = lbValue { wrapper_proc->value, wrapper_proc->type }; - args[3] = lb_const_value(m, t_cstring, exact_value_string(method_encoding)); - - // TODO(harold): Emit check BOOL result and panic if false. - lb_emit_runtime_call(p, "class_addMethod", args); - - } // End methods - - // Add ivar if we have one - if (ivar_type != nullptr) { - // Register a single ivar for this class - Type *ivar_base = ivar_type->Named.base; - - const i64 size = type_size_of(ivar_base); - const i64 alignment = type_align_of(ivar_base); - // TODO(harold): Checker: Alignment must be compatible with ivar rules. Or we should increase the alignment if needed. - - // TODO(harold): Should we pass the actual type encoding? Might not be ideal for obfuscation. - String ivar_name = str_lit("__$ivar"); - String ivar_types = str_lit("{= }"); //lb_get_objc_type_encoding(ivar_type, temporary_allocator());// str_lit("{= }"); - args.count = 5; - args[0] = class_value; - args[1] = lb_const_value(m, t_cstring, exact_value_string(ivar_name)); - args[2] = lb_const_value(m, t_uint, exact_value_u64((u64)size)); - args[3] = lb_const_value(m, t_u8, exact_value_u64((u64)alignment)); - args[4] = lb_const_value(m, t_cstring, exact_value_string(ivar_types)); - lb_emit_runtime_call(p, "class_addIvar", args); - } - - // Complete the class registration - args.count = 1; - args[0] = class_value; - lb_emit_runtime_call(p, "objc_registerClassPair", args); - } + if (is_context_provider_ivar) { + // The context provider takes the ivar's type. + // Emit an obj_ivar_get call and use that pointer for 'self' instead. + lbValue real_self { + wrapper_proc->raw_input_parameters[0], + class_ptr_type + }; + get_context_args[0] = lb_handle_objc_ivar_for_objc_object_pointer(wrapper_proc, real_self); + } + + lbValue context = lb_emit_call(wrapper_proc, context_provider_proc_value, get_context_args); + lbAddr context_addr = lb_addr(lb_address_from_load_or_generate_local(wrapper_proc, context)); + lb_push_context_onto_stack(wrapper_proc, context_addr); + } + + + auto method_call_args = array_make(temporary_allocator(), method_param_count + (isize)method_param_offset); + + if (!md.ac.objc_is_class_method) { + method_call_args[0] = lbValue { + wrapper_proc->raw_input_parameters[0], + class_ptr_type, + }; + } + + for (isize i = 0; i < method_param_count; i++) { + method_call_args[i+method_param_offset] = lbValue { + wrapper_proc->raw_input_parameters[i+2], + method_type->Proc.params->Tuple.variables[i+method_param_offset]->type, + }; + } + lbValue method_proc_value = lb_find_procedure_value_from_entity(m, md.proc_entity); + + // Call real procedure for method from here, passing the parameters expected, if any. + lbValue return_value = lb_emit_call(wrapper_proc, method_proc_value, method_call_args); + + if (wrapper_results_tuple != nullptr) { + auto &result_var = method_type->Proc.results->Tuple.variables[0]; + return_value = lb_emit_conv(wrapper_proc, return_value, result_var->type); + lb_build_return_stmt_internal(wrapper_proc, return_value, result_var->token.pos); + } + } + lb_end_procedure_body(wrapper_proc); + + + // Add the method to the class + String method_encoding = str_lit("v"); + // TODO (harold): Checker must ensure that objc_methods have a single return value or none! + GB_ASSERT(method_type->Proc.result_count <= 1); + if (method_type->Proc.result_count != 0) { + method_encoding = lb_get_objc_type_encoding(method_type->Proc.results->Tuple.variables[0]->type, temporary_allocator()); + } + + if (!md.ac.objc_is_class_method) { + method_encoding = concatenate_strings(temporary_allocator(), method_encoding, str_lit("@:")); + } else { + method_encoding = concatenate_strings(temporary_allocator(), method_encoding, str_lit("#:")); + } + + for (i32 i = method_param_offset; i < method_param_count; i++) { + Type *param_type = method_type->Proc.params->Tuple.variables[i]->type; + String param_encoding = lb_get_objc_type_encoding(param_type, temporary_allocator()); + + method_encoding = concatenate_strings(temporary_allocator(), method_encoding, param_encoding); + } + + // Emit method registration + lbAddr* sel_address = string_map_get(&m->objc_selectors, md.ac.objc_selector); + GB_ASSERT(sel_address); + lbValue selector_value = lb_addr_load(p, *sel_address); + + args.count = 4; + args[0] = class_value; // Class + args[1] = selector_value; // SEL + args[2] = lbValue { wrapper_proc->value, wrapper_proc->type }; + args[3] = lb_const_value(m, t_cstring, exact_value_string(method_encoding)); + + // TODO(harold): Emit check BOOL result and panic if false. + lb_emit_runtime_call(p, "class_addMethod", args); + + } // End methods + + // Add ivar if we have one + if (ivar_type != nullptr) { + // Register a single ivar for this class + Type *ivar_base = ivar_type->Named.base; + + const i64 size = type_size_of(ivar_base); + const i64 alignment = type_align_of(ivar_base); + // TODO(harold): Checker: Alignment must be compatible with ivar rules. Or we should increase the alignment if needed. + + // TODO(harold): Should we pass the actual type encoding? Might not be ideal for obfuscation. + String ivar_name = str_lit("__$ivar"); + String ivar_types = str_lit("{= }"); //lb_get_objc_type_encoding(ivar_type, temporary_allocator());// str_lit("{= }"); + args.count = 5; + args[0] = class_value; + args[1] = lb_const_value(m, t_cstring, exact_value_string(ivar_name)); + args[2] = lb_const_value(m, t_uint, exact_value_u64((u64)size)); + args[3] = lb_const_value(m, t_u8, exact_value_u64((u64)alignment)); + args[4] = lb_const_value(m, t_cstring, exact_value_string(ivar_types)); + lb_emit_runtime_call(p, "class_addIvar", args); + } + + // Complete the class registration + args.count = 1; + args[0] = class_value; + lb_emit_runtime_call(p, "objc_registerClassPair", args); + } // Register ivar offsets for any `objc_ivar_get` expressions emitted. Type *ptr_u32 = alloc_type_pointer(t_u32); diff --git a/src/llvm_backend.hpp b/src/llvm_backend.hpp index 7694c65c3..99ee2b2ff 100644 --- a/src/llvm_backend.hpp +++ b/src/llvm_backend.hpp @@ -196,7 +196,7 @@ struct lbModule { StringMap objc_classes; StringMap objc_selectors; - StringMap objc_ivars; + StringMap objc_ivars; PtrMap map_cell_info_map; // address of runtime.Map_Info PtrMap map_info_map; // address of runtime.Map_Cell_Info @@ -220,7 +220,7 @@ struct lbObjCGlobal { gbString global_name; String name; Type * type; - Type * class_impl_type; // This is set when the class has the objc_implement attribute set to true. + Type * class_impl_type; // This is set when the class has the objc_implement attribute set to true. }; struct lbGenerator : LinkerData { @@ -242,7 +242,7 @@ struct lbGenerator : LinkerData { MPSCQueue entities_to_correct_linkage; MPSCQueue objc_selectors; MPSCQueue objc_classes; - MPSCQueue objc_ivars; + MPSCQueue objc_ivars; }; diff --git a/src/llvm_backend_general.cpp b/src/llvm_backend_general.cpp index 7f012e006..bb683465b 100644 --- a/src/llvm_backend_general.cpp +++ b/src/llvm_backend_general.cpp @@ -101,7 +101,7 @@ gb_internal void lb_init_module(lbModule *m, Checker *c) { string_map_init(&m->objc_classes); string_map_init(&m->objc_selectors); - string_map_init(&m->objc_ivars); + string_map_init(&m->objc_ivars); map_init(&m->map_info_map, 0); map_init(&m->map_cell_info_map, 0); @@ -174,7 +174,7 @@ gb_internal bool lb_init_generator(lbGenerator *gen, Checker *c) { mpsc_init(&gen->entities_to_correct_linkage, heap_allocator()); mpsc_init(&gen->objc_selectors, heap_allocator()); mpsc_init(&gen->objc_classes, heap_allocator()); - mpsc_init(&gen->objc_ivars, heap_allocator()); + mpsc_init(&gen->objc_ivars, heap_allocator()); return true; } diff --git a/src/llvm_backend_proc.cpp b/src/llvm_backend_proc.cpp index bf4ebf377..ba375283e 100644 --- a/src/llvm_backend_proc.cpp +++ b/src/llvm_backend_proc.cpp @@ -3290,7 +3290,7 @@ gb_internal lbValue lb_build_builtin_proc(lbProcedure *p, Ast *expr, TypeAndValu case BuiltinProc_objc_find_class: return lb_handle_objc_find_class(p, expr); case BuiltinProc_objc_register_selector: return lb_handle_objc_register_selector(p, expr); case BuiltinProc_objc_register_class: return lb_handle_objc_register_class(p, expr); - case BuiltinProc_objc_ivar_get: return lb_handle_objc_ivar_get(p, expr); + case BuiltinProc_objc_ivar_get: return lb_handle_objc_ivar_get(p, expr); case BuiltinProc_constant_utf16_cstring: diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index 33211395a..264364162 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2157,8 +2157,8 @@ gb_internal lbAddr lb_handle_objc_find_or_register_class(lbProcedure *p, String gb_internal lbAddr lb_handle_objc_find_or_register_ivar(lbModule *m, Type *self_type) { - String name = self_type->Named.type_name->TypeName.objc_class_name; - GB_ASSERT(name != ""); + String name = self_type->Named.type_name->TypeName.objc_class_name; + GB_ASSERT(name != ""); lbAddr *found = string_map_get(&m->objc_ivars, name); if (found) { @@ -2170,7 +2170,7 @@ gb_internal lbAddr lb_handle_objc_find_or_register_ivar(lbModule *m, Type *self_ gbString global_name = gb_string_make(permanent_allocator(), "__$objc_ivar::"); global_name = gb_string_append_length(global_name, name.text, name.len); - // Create a global variable to store offset of the ivar in an instance of an object + // Create a global variable to store offset of the ivar in an instance of an object LLVMTypeRef t = lb_type(m, t_u32); lbValue g = {}; @@ -2209,10 +2209,10 @@ gb_internal lbValue lb_handle_objc_ivar_for_objc_object_pointer(lbProcedure *p, } gb_internal lbValue lb_handle_objc_ivar_get(lbProcedure *p, Ast *expr) { - ast_node(ce, CallExpr, expr); + ast_node(ce, CallExpr, expr); - GB_ASSERT(ce->args[0]->tav.type->kind == Type_Pointer); - lbValue self = lb_build_expr(p, ce->args[0]); + GB_ASSERT(ce->args[0]->tav.type->kind == Type_Pointer); + lbValue self = lb_build_expr(p, ce->args[0]); return lb_handle_objc_ivar_for_objc_object_pointer(p, self); } @@ -2282,7 +2282,7 @@ gb_internal lbValue lb_handle_objc_id(lbProcedure *p, Ast *expr) { GB_ASSERT(e->kind == Entity_TypeName); String name = e->TypeName.objc_class_name; - Type *class_impl_type = e->TypeName.objc_is_implementation ? type : nullptr; + Type *class_impl_type = e->TypeName.objc_is_implementation ? type : nullptr; return lb_addr_load(p, lb_handle_objc_find_or_register_class(p, name, class_impl_type)); } -- cgit v1.2.3 From 1505edef011949e10b31335577ea344e5da2b623 Mon Sep 17 00:00:00 2001 From: Harold Brenes Date: Wed, 30 Apr 2025 22:09:03 -0400 Subject: Change ivar offsets from u32 to (odin base type) int/native pointer size. --- src/llvm_backend.cpp | 12 ++++++------ src/llvm_backend_utility.cpp | 6 +++--- 2 files changed, 9 insertions(+), 9 deletions(-) (limited to 'src/llvm_backend_utility.cpp') diff --git a/src/llvm_backend.cpp b/src/llvm_backend.cpp index c8626c195..6e6b9e39a 100644 --- a/src/llvm_backend.cpp +++ b/src/llvm_backend.cpp @@ -1793,7 +1793,6 @@ gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { } // Register ivar offsets for any `objc_ivar_get` expressions emitted. - Type *ptr_u32 = alloc_type_pointer(t_u32); for (auto const& kv : ivar_map) { lbObjCGlobal const& g = kv.value; lbAddr ivar_addr = {}; @@ -1801,13 +1800,14 @@ gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { if (found) { ivar_addr = lb_addr(*found); + GB_ASSERT(ivar_addr.addr.type == t_int_ptr); } else { - // Defined in an external package, must define now - LLVMTypeRef t = lb_type(m, t_u32); + // Defined in an external package, define it now in the main package + LLVMTypeRef t = lb_type(m, t_int); lbValue global{}; global.value = LLVMAddGlobal(m->mod, t, g.global_name); - global.type = ptr_u32; + global.type = t_int_ptr; LLVMSetInitializer(global.value, LLVMConstInt(t, 0, true)); @@ -1825,9 +1825,9 @@ gb_internal void lb_finalize_objc_names(lbGenerator *gen, lbProcedure *p) { args.count = 1; args[0] = ivar; lbValue ivar_offset = lb_emit_runtime_call(p, "ivar_getOffset", args); - lbValue ivar_offset_u32 = lb_emit_conv(p, ivar_offset, t_u32); + lbValue ivar_offset_int = lb_emit_conv(p, ivar_offset, t_int); - lb_addr_store(p, ivar_addr, ivar_offset_u32); + lb_addr_store(p, ivar_addr, ivar_offset_int); } lb_end_procedure_body(p); diff --git a/src/llvm_backend_utility.cpp b/src/llvm_backend_utility.cpp index 264364162..521553147 100644 --- a/src/llvm_backend_utility.cpp +++ b/src/llvm_backend_utility.cpp @@ -2171,11 +2171,11 @@ gb_internal lbAddr lb_handle_objc_find_or_register_ivar(lbModule *m, Type *self_ global_name = gb_string_append_length(global_name, name.text, name.len); // Create a global variable to store offset of the ivar in an instance of an object - LLVMTypeRef t = lb_type(m, t_u32); + LLVMTypeRef t = lb_type(m, t_int); lbValue g = {}; g.value = LLVMAddGlobal(m->mod, t, global_name); - g.type = alloc_type_pointer(t_u32); + g.type = t_int_ptr; if (default_module == m) { LLVMSetInitializer(g.value, LLVMConstInt(t, 0, true)); @@ -2184,7 +2184,7 @@ gb_internal lbAddr lb_handle_objc_find_or_register_ivar(lbModule *m, Type *self_ LLVMSetLinkage(g.value, LLVMExternalLinkage); } - mpsc_enqueue(&m->gen->objc_ivars, lbObjCGlobal{m, global_name, name, t_u32, self_type}); + mpsc_enqueue(&m->gen->objc_ivars, lbObjCGlobal{m, global_name, name, t_int, self_type}); lbAddr addr = lb_addr(g); string_map_set(&m->objc_ivars, name, addr); -- cgit v1.2.3