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-rw-r--r--src/llvm_backend.cpp16
1 files changed, 11 insertions, 5 deletions
diff --git a/src/llvm_backend.cpp b/src/llvm_backend.cpp
index 7a70ee478..892f615df 100644
--- a/src/llvm_backend.cpp
+++ b/src/llvm_backend.cpp
@@ -1064,14 +1064,10 @@ struct lbLLVMModulePassWorkerData {
};
WORKER_TASK_PROC(lb_llvm_module_pass_worker_proc) {
- GB_ASSERT(MULTITHREAD_OBJECT_GENERATION);
-
auto wd = cast(lbLLVMModulePassWorkerData *)data;
-
LLVMPassManagerRef module_pass_manager = LLVMCreatePassManager();
lb_populate_module_pass_manager(wd->target_machine, module_pass_manager, build_context.optimization_level);
LLVMRunPassManager(module_pass_manager, wd->m->mod);
-
return 0;
}
@@ -1661,6 +1657,8 @@ void lb_generate_code(lbGenerator *gen) {
for_array(i, gen->modules.entries) {
lbModule *m = gen->modules.entries[i].value;
+
+ lb_run_remove_unused_function_pass(m->mod);
auto wd = gb_alloc_item(permanent_allocator(), lbLLVMModulePassWorkerData);
wd->m = m;
@@ -1738,8 +1736,16 @@ void lb_generate_code(lbGenerator *gen) {
}
TIME_SECTION("LLVM Object Generation");
+
+ isize non_empty_module_count = 0;
+ for_array(j, gen->modules.entries) {
+ lbModule *m = gen->modules.entries[j].value;
+ if (!lb_is_module_empty(m)) {
+ non_empty_module_count += 1;
+ }
+ }
- if (do_threading) {
+ if (do_threading && non_empty_module_count > 1) {
for_array(j, gen->modules.entries) {
lbModule *m = gen->modules.entries[j].value;
if (lb_is_module_empty(m)) {