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Use a safe wrapper around an LLVM FFI function

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This commit is contained in:
Oli Scherer
2025-02-24 14:45:16 +00:00
parent f16f64b15a
commit 3565603d25
5 changed files with 13 additions and 8 deletions
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11
compiler/rustc_codegen_llvm/src/context.rs
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@@ -656,7 +656,7 @@ impl<'ll> SimpleCx<'ll> {
impl<'ll, CX: Borrow<SCx<'ll>>> GenericCx<'ll, CX> {
pub(crate) fn get_metadata_value(&self, metadata: &'ll Metadata) -> &'ll Value {
unsafe { llvm::LLVMMetadataAsValue(self.llcx(), metadata) }
llvm::LLVMMetadataAsValue(self.llcx(), metadata)
}
pub(crate) fn get_function(&self, name: &str) -> Option<&'ll Value> {
@@ -1225,9 +1225,14 @@ impl CodegenCx<'_, '_> {
impl<'ll, CX: Borrow<SCx<'ll>>> GenericCx<'ll, CX> {
/// A wrapper for [`llvm::LLVMSetMetadata`], but it takes `Metadata` as a parameter instead of `Value`.
pub(crate) fn set_metadata<'a>(&self, val: &'a Value, kind_id: MetadataType, md: &'a Metadata) {
pub(crate) fn set_metadata<'a>(
&self,
val: &'a Value,
kind_id: MetadataType,
md: &'ll Metadata,
) {
let node = self.get_metadata_value(md);
unsafe {
let node = llvm::LLVMMetadataAsValue(self.llcx(), md);
llvm::LLVMSetMetadata(val, kind_id as c_uint, node);
}
}