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Make linkage weak in certain places

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This commit is contained in:
gingerBill
2024-07-15 12:30:32 +01:00
parent 549311fac9
commit 7d643bcae3
2 changed files with 49 additions and 49 deletions
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83
src/llvm_backend_general.cpp
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@@ -3043,61 +3043,56 @@ gb_internal lbValue lb_find_value_from_entity(lbModule *m, Entity *e) {
return *found;
}
lbValue g = {};
String name = {};
if (USE_SEPARATE_MODULES) {
lbModule *other_module = lb_module_of_entity(m->gen, e);
if (!USE_SEPARATE_MODULES) {
goto failed;
}
lbModule *other_module = lb_module_of_entity(m->gen, e);
bool is_external = other_module != m;
if (!is_external) {
if (e->code_gen_module != nullptr) {
other_module = e->code_gen_module;
} else {
other_module = &m->gen->default_module;
bool is_external = other_module != m;
if (!is_external) {
if (e->code_gen_module != nullptr) {
other_module = e->code_gen_module;
} else {
other_module = &m->gen->default_module;
}
is_external = other_module != m;
}
is_external = other_module != m;
}
if (!is_external) {
goto failed;
}
name = lb_get_entity_name(other_module, e);
if (is_external) {
String name = lb_get_entity_name(other_module, e);
g.value = LLVMAddGlobal(m->mod, lb_type(m, e->type), alloc_cstring(permanent_allocator(), name));
g.type = alloc_type_pointer(e->type);
lb_add_entity(m, e, g);
lb_add_member(m, name, g);
lbValue g = {};
g.value = LLVMAddGlobal(m->mod, lb_type(m, e->type), alloc_cstring(permanent_allocator(), name));
g.type = alloc_type_pointer(e->type);
lb_add_entity(m, e, g);
lb_add_member(m, name, g);
LLVMSetLinkage(g.value, LLVMExternalLinkage);
LLVMSetLinkage(g.value, LLVMExternalLinkage);
lb_set_entity_from_other_modules_linkage_correctly(other_module, e, name);
lb_set_entity_from_other_modules_linkage_correctly(other_module, e, name);
if (e->Variable.thread_local_model != "") {
LLVMSetThreadLocal(g.value, true);
if (e->Variable.thread_local_model != "") {
LLVMSetThreadLocal(g.value, true);
String m = e->Variable.thread_local_model;
LLVMThreadLocalMode mode = LLVMGeneralDynamicTLSModel;
if (m == "default") {
mode = LLVMGeneralDynamicTLSModel;
} else if (m == "localdynamic") {
mode = LLVMLocalDynamicTLSModel;
} else if (m == "initialexec") {
mode = LLVMInitialExecTLSModel;
} else if (m == "localexec") {
mode = LLVMLocalExecTLSModel;
} else {
GB_PANIC("Unhandled thread local mode %.*s", LIT(m));
String m = e->Variable.thread_local_model;
LLVMThreadLocalMode mode = LLVMGeneralDynamicTLSModel;
if (m == "default") {
mode = LLVMGeneralDynamicTLSModel;
} else if (m == "localdynamic") {
mode = LLVMLocalDynamicTLSModel;
} else if (m == "initialexec") {
mode = LLVMInitialExecTLSModel;
} else if (m == "localexec") {
mode = LLVMLocalExecTLSModel;
} else {
GB_PANIC("Unhandled thread local mode %.*s", LIT(m));
}
LLVMSetThreadLocalMode(g.value, mode);
}
return g;
}
LLVMSetThreadLocalMode(g.value, mode);
}
return g;
failed:;
GB_PANIC("\n\tError in: %s, missing value '%.*s' in module %s\n",
token_pos_to_string(e->token.pos), LIT(e->token.string), m->module_name);
return {};