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Merge pull request #5794 from alsakandari/improve-target-features

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Improve target features flag by allowing the user to disable a target feature
This commit is contained in:
gingerBill
2025-10-12 10:19:45 +01:00
committed by GitHub
parent 9e836a2e49 c4a8af0f0d
commit 85005babc2
3 changed files with 21 additions and 1 deletions
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12
src/build_settings.cpp
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@@ -2093,7 +2093,19 @@ gb_internal bool check_target_feature_is_enabled(String const &feature, String *
for (;;) {
String str = string_split_iterator(&it, ',');
if (str == "") break;
if (!string_set_exists(&build_context.target_features_set, str)) {
String plus_str = concatenate_strings(temporary_allocator(), make_string_c("+"), str);
if (!string_set_exists(&build_context.target_features_set, plus_str)) {
if (not_enabled) *not_enabled = str;
return false;
}
}
String minus_str = concatenate_strings(temporary_allocator(), make_string_c("-"), str);
if (string_set_exists(&build_context.target_features_set, minus_str)) {
if (not_enabled) *not_enabled = str;
return false;
}

5
src/llvm_backend.cpp
View File

@@ -3055,7 +3055,10 @@ gb_internal bool lb_generate_code(lbGenerator *gen) {
}
first = false;
llvm_features = gb_string_appendc(llvm_features, "+");
if (*str.text != '+' && *str.text != '-') {
llvm_features = gb_string_appendc(llvm_features, "+");
}
llvm_features = gb_string_append_length(llvm_features, str.text, str.len);
}

5
src/main.cpp
View File

@@ -3719,6 +3719,11 @@ int main(int arg_count, char const **arg_ptr) {
String item = string_split_iterator(&target_it, ',');
if (item == "") break;
if (*item.text == '+' || *item.text == '-') {
item.text++;
item.len--;
}
String invalid;
if (!check_target_feature_is_valid_for_target_arch(item, &invalid) && item != str_lit("help")) {
if (item != str_lit("?")) {