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@(require_target_feature=<string>) @(enable_target_feature=<string>)

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require_target_feature - required by the target micro-architecture
enable_target_feature - will be enabled for the specified procedure only
This commit is contained in:
gingerBill
2022-05-30 14:53:12 +01:00
parent cef022539e
commit f3aefbc443
16 changed files with 533 additions and 9 deletions
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src/llvm_backend_proc.cpp
+13
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@@ -169,6 +169,19 @@ lbProcedure *lb_create_procedure(lbModule *m, Entity *entity, bool ignore_body)
}
}
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 (entity->flags & EntityFlag_Cold) {
lb_add_attribute_to_proc(m, p->value, "cold");
}