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compiler: improve target features support

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This commit is contained in:
Laytan Laats
2024-05-02 00:59:52 +02:00
parent ff0973e0f5
commit 25f1d0906d
19 changed files with 1067 additions and 205 deletions
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src/llvm_backend_proc.cpp
+17 -10
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@@ -177,17 +177,24 @@ gb_internal lbProcedure *lb_create_procedure(lbModule *m, Entity *entity, bool i
break;
}
if (!entity->Procedure.target_feature_disabled &&
entity->Procedure.target_feature.len != 0) {
auto features = split_by_comma(entity->Procedure.target_feature);
for_array(i, features) {
String feature = features[i];
LLVMAttributeRef ref = LLVMCreateStringAttribute(
m->ctx,
cast(char const *)feature.text, cast(unsigned)feature.len,
"", 0);
LLVMAddAttributeAtIndex(p->value, LLVMAttributeIndex_FunctionIndex, ref);
if (pt->Proc.enable_target_feature.len != 0) {
gbString feature_str = gb_string_make(temporary_allocator(), "");
String_Iterator it = {pt->Proc.enable_target_feature, 0};
bool first = true;
for (;;) {
String str = string_split_iterator(&it, ',');
if (str == "") break;
if (!first) {
feature_str = gb_string_appendc(feature_str, ",");
}
first = false;
feature_str = gb_string_appendc(feature_str, "+");
feature_str = gb_string_append_length(feature_str, str.text, str.len);
}
lb_add_attribute_to_proc_with_string(m, p->value, make_string_c("target-features"), make_string_c(feature_str));
}
if (entity->flags & EntityFlag_Cold) {