bjoernager/rust
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compiler: Add is_uninhabited and use LayoutS accessors

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This reduces the need of the compiler to peek on the fields of LayoutS.
This commit is contained in:
Jubilee Young 2024-10-27 21:34:49 -07:00
parent 5f5c243ca0
commit 88a9edc091
20 changed files with 40 additions and 37 deletions
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4
compiler/rustc_codegen_llvm/src/abi.rs
View file

@ -415,7 +415,7 @@ impl<'ll, 'tcx> FnAbiLlvmExt<'ll, 'tcx> for FnAbi<'tcx, Ty<'tcx>> {
instance: Option<ty::Instance<'tcx>>,
) {
let mut func_attrs = SmallVec::<[_; 3]>::new();
if self.ret.layout.abi.is_uninhabited() {
if self.ret.layout.is_uninhabited() {
func_attrs.push(llvm::AttributeKind::NoReturn.create_attr(cx.llcx));
}
if !self.can_unwind {
@ -532,7 +532,7 @@ impl<'ll, 'tcx> FnAbiLlvmExt<'ll, 'tcx> for FnAbi<'tcx, Ty<'tcx>> {
fn apply_attrs_callsite(&self, bx: &mut Builder<'_, 'll, 'tcx>, callsite: &'ll Value) {
let mut func_attrs = SmallVec::<[_; 2]>::new();
if self.ret.layout.abi.is_uninhabited() {
if self.ret.layout.is_uninhabited() {
func_attrs.push(llvm::AttributeKind::NoReturn.create_attr(bx.cx.llcx));
}
if !self.can_unwind {

2
compiler/rustc_codegen_llvm/src/debuginfo/mod.rs
View file

@ -364,7 +364,7 @@ impl<'ll, 'tcx> DebugInfoCodegenMethods<'tcx> for CodegenCx<'ll, 'tcx> {
let mut flags = DIFlags::FlagPrototyped;
if fn_abi.ret.layout.abi.is_uninhabited() {
if fn_abi.ret.layout.is_uninhabited() {
flags |= DIFlags::FlagNoReturn;
}