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Mulithread startup procedure body generation

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This commit is contained in:
gingerBill
2025-09-18 16:35:04 +01:00
parent 3954491393
commit 5559916d5c
2 changed files with 45 additions and 32 deletions
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65
src/llvm_backend.cpp
View File

@@ -1153,15 +1153,6 @@ gb_internal lbValue lb_dynamic_map_reserve(lbProcedure *p, lbValue const &map_pt
return lb_emit_runtime_call(p, "__dynamic_map_reserve", args);
}
struct lbGlobalVariable {
lbValue var;
lbValue init;
DeclInfo *decl;
bool is_initialized;
};
gb_internal lbProcedure *lb_create_objc_names(lbModule *main_module) {
if (build_context.metrics.os != TargetOs_darwin) {
return nullptr;
@@ -1922,33 +1913,21 @@ gb_internal WORKER_TASK_PROC(lb_llvm_module_verification_worker_proc) {
}
gb_internal lbProcedure *lb_create_startup_runtime(lbModule *main_module, lbProcedure *objc_names, Array<lbGlobalVariable> &global_variables) { // Startup Runtime
Type *proc_type = alloc_type_proc(nullptr, nullptr, 0, nullptr, 0, false, ProcCC_Odin);
lbProcedure *p = lb_create_dummy_procedure(main_module, str_lit(LB_STARTUP_RUNTIME_PROC_NAME), proc_type);
p->is_startup = true;
lb_add_attribute_to_proc(p->module, p->value, "optnone");
lb_add_attribute_to_proc(p->module, p->value, "noinline");
// Make sure shared libraries call their own runtime startup on Linux.
LLVMSetVisibility(p->value, LLVMHiddenVisibility);
LLVMSetLinkage(p->value, LLVMWeakAnyLinkage);
gb_internal void lb_create_startup_runtime_generate_body(lbModule *m, lbProcedure *p) {
lb_begin_procedure_body(p);
lb_setup_type_info_data(main_module);
lb_setup_type_info_data(m);
if (objc_names) {
LLVMBuildCall2(p->builder, lb_type_internal_for_procedures_raw(main_module, objc_names->type), objc_names->value, nullptr, 0, "");
if (p->objc_names) {
LLVMBuildCall2(p->builder, lb_type_internal_for_procedures_raw(m, p->objc_names->type), p->objc_names->value, nullptr, 0, "");
}
for (auto &var : global_variables) {
for (auto &var : *p->global_variables) {
if (var.is_initialized) {
continue;
}
lbModule *entity_module = main_module;
lbModule *entity_module = m;
Entity *e = var.decl->entity;
GB_ASSERT(e->kind == Entity_Variable);
@@ -2001,7 +1980,7 @@ gb_internal lbProcedure *lb_create_startup_runtime(lbModule *main_module, lbProc
gbString var_name = gb_string_make(permanent_allocator(), "__$global_any::");
gbString e_str = string_canonical_entity_name(temporary_allocator(), e);
var_name = gb_string_append_length(var_name, e_str, gb_strlen(e_str));
lbAddr g = lb_add_global_generated_with_name(main_module, var_type, {}, make_string_c(var_name));
lbAddr g = lb_add_global_generated_with_name(m, var_type, {}, make_string_c(var_name));
lb_addr_store(p, g, var.init);
lbValue gp = lb_addr_get_ptr(p, g);
@@ -2022,17 +2001,36 @@ gb_internal lbProcedure *lb_create_startup_runtime(lbModule *main_module, lbProc
}
CheckerInfo *info = main_module->gen->info;
CheckerInfo *info = m->gen->info;
for (Entity *e : info->init_procedures) {
lbValue value = lb_find_procedure_value_from_entity(main_module, e);
lbValue value = lb_find_procedure_value_from_entity(m, e);
lb_emit_call(p, value, {}, ProcInlining_none);
}
lb_end_procedure_body(p);
}
gb_internal lbProcedure *lb_create_startup_runtime(lbModule *main_module, lbProcedure *objc_names, Array<lbGlobalVariable> &global_variables) { // Startup Runtime
Type *proc_type = alloc_type_proc(nullptr, nullptr, 0, nullptr, 0, false, ProcCC_Odin);
lbProcedure *p = lb_create_dummy_procedure(main_module, str_lit(LB_STARTUP_RUNTIME_PROC_NAME), proc_type);
p->is_startup = true;
lb_add_attribute_to_proc(p->module, p->value, "optnone");
lb_add_attribute_to_proc(p->module, p->value, "noinline");
// Make sure shared libraries call their own runtime startup on Linux.
LLVMSetVisibility(p->value, LLVMHiddenVisibility);
LLVMSetLinkage(p->value, LLVMWeakAnyLinkage);
p->generate_body = lb_create_startup_runtime_generate_body;
p->global_variables = &global_variables;
p->objc_names = objc_names;
array_add(&main_module->procedures_to_generate, p);
lb_verify_function(main_module, p);
return p;
}
@@ -2800,6 +2798,7 @@ gb_internal void lb_generate_procedure(lbModule *m, lbProcedure *p) {
if (p->is_done) {
return;
}
if (p->body != nullptr) { // Build Procedure
m->curr_procedure = p;
lb_begin_procedure_body(p);
@@ -2807,6 +2806,8 @@ gb_internal void lb_generate_procedure(lbModule *m, lbProcedure *p) {
lb_end_procedure_body(p);
p->is_done = true;
m->curr_procedure = nullptr;
} else if (p->generate_body != nullptr) {
p->generate_body(m, p);
}
// Add Flags

12
src/llvm_backend.hpp
View File

@@ -333,6 +333,14 @@ struct lbVariadicReuseSlices {
lbAddr slice_addr;
};
struct lbGlobalVariable {
lbValue var;
lbValue init;
DeclInfo *decl;
bool is_initialized;
};
struct lbProcedure {
u32 flags;
u16 state_flags;
@@ -395,6 +403,10 @@ struct lbProcedure {
PtrMap<LLVMValueRef, lbTupleFix> tuple_fix_map;
Array<lbValue> asan_stack_locals;
void (*generate_body)(lbModule *m, lbProcedure *p);
Array<lbGlobalVariable> *global_variables;
lbProcedure *objc_names;
};