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-rw-r--r--src/llvm_backend.cpp59
1 files changed, 57 insertions, 2 deletions
diff --git a/src/llvm_backend.cpp b/src/llvm_backend.cpp
index 304effb7f..7941c65a3 100644
--- a/src/llvm_backend.cpp
+++ b/src/llvm_backend.cpp
@@ -652,7 +652,53 @@ lbProcedure *lb_create_startup_type_info(lbModule *m) {
return p;
}
-lbProcedure *lb_create_startup_runtime(lbModule *main_module, lbProcedure *startup_type_info, Array<lbGlobalVariable> &global_variables) { // Startup Runtime
+lbProcedure *lb_create_objc_names(lbModule *main_module) {
+ if (build_context.metrics.os != TargetOs_darwin) {
+ return nullptr;
+ }
+ Type *proc_type = alloc_type_proc(nullptr, nullptr, 0, nullptr, 0, false, ProcCC_CDecl);
+ lbProcedure *p = lb_create_dummy_procedure(main_module, str_lit("__$init_objc_names"), proc_type);
+ p->is_startup = true;
+ return p;
+}
+
+void lb_finalize_objc_names(lbProcedure *p) {
+ if (p == nullptr) {
+ return;
+ }
+ lbModule *m = p->module;
+
+ LLVMPassManagerRef default_function_pass_manager = LLVMCreateFunctionPassManagerForModule(m->mod);
+ lb_populate_function_pass_manager(m, default_function_pass_manager, false, build_context.optimization_level);
+ LLVMFinalizeFunctionPassManager(default_function_pass_manager);
+
+ LLVMSetLinkage(p->value, LLVMInternalLinkage);
+ lb_begin_procedure_body(p);
+ for_array(i, m->objc_classes.entries) {
+ auto const &entry = m->objc_classes.entries[i];
+ String name = entry.key.string;
+ auto args = array_make<lbValue>(permanent_allocator(), 1);
+ 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, ptr);
+ }
+
+ for_array(i, m->objc_selectors.entries) {
+ auto const &entry = m->objc_selectors.entries[i];
+ String name = entry.key.string;
+ auto args = array_make<lbValue>(permanent_allocator(), 1);
+ 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, ptr);
+ }
+
+ lb_end_procedure_body(p);
+
+ lb_run_function_pass_manager(default_function_pass_manager, p);
+
+}
+
+lbProcedure *lb_create_startup_runtime(lbModule *main_module, lbProcedure *startup_type_info, lbProcedure *objc_names, Array<lbGlobalVariable> &global_variables) { // Startup Runtime
LLVMPassManagerRef default_function_pass_manager = LLVMCreateFunctionPassManagerForModule(main_module->mod);
lb_populate_function_pass_manager(main_module, default_function_pass_manager, false, build_context.optimization_level);
LLVMFinalizeFunctionPassManager(default_function_pass_manager);
@@ -666,6 +712,10 @@ lbProcedure *lb_create_startup_runtime(lbModule *main_module, lbProcedure *start
LLVMBuildCall2(p->builder, LLVMGetElementType(lb_type(main_module, startup_type_info->type)), startup_type_info->value, nullptr, 0, "");
+ if (objc_names) {
+ LLVMBuildCall2(p->builder, LLVMGetElementType(lb_type(main_module, objc_names->type)), objc_names->value, nullptr, 0, "");
+ }
+
for_array(i, global_variables) {
auto *var = &global_variables[i];
if (var->is_initialized) {
@@ -1570,8 +1620,10 @@ void lb_generate_code(lbGenerator *gen) {
TIME_SECTION("LLVM Runtime Type Information Creation");
lbProcedure *startup_type_info = lb_create_startup_type_info(default_module);
+ lbProcedure *objc_names = lb_create_objc_names(default_module);
+
TIME_SECTION("LLVM Runtime Startup Creation (Global Variables)");
- lbProcedure *startup_runtime = lb_create_startup_runtime(default_module, startup_type_info, global_variables);
+ lbProcedure *startup_runtime = lb_create_startup_runtime(default_module, startup_type_info, objc_names, global_variables);
gb_unused(startup_runtime);
TIME_SECTION("LLVM Global Procedures and Types");
@@ -1650,6 +1702,8 @@ void lb_generate_code(lbGenerator *gen) {
}
}
+ lb_finalize_objc_names(objc_names);
+
if (build_context.ODIN_DEBUG) {
TIME_SECTION("LLVM Debug Info Complete Types and Finalize");
for_array(j, gen->modules.entries) {
@@ -1662,6 +1716,7 @@ void lb_generate_code(lbGenerator *gen) {
}
+
TIME_SECTION("LLVM Function Pass");
for_array(i, gen->modules.entries) {
lbModule *m = gen->modules.entries[i].value;