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Rework OperandRef::extract_field to stop calling to_immediate_scalar on things which are already immediates

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That means it stops trying to truncate things that are already `i1`s.
This commit is contained in:
Scott McMurray
2025-02-15 16:07:18 -08:00
parent 642a705f71
commit 6f9cfd694d
9 changed files with 164 additions and 87 deletions
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12
compiler/rustc_codegen_gcc/src/builder.rs
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@@ -989,10 +989,14 @@ impl<'a, 'gcc, 'tcx> BuilderMethods<'a, 'tcx> for Builder<'a, 'gcc, 'tcx> {
OperandValue::Ref(place.val)
} else if place.layout.is_gcc_immediate() {
let load = self.load(place.layout.gcc_type(self), place.val.llval, place.val.align);
if let abi::BackendRepr::Scalar(ref scalar) = place.layout.backend_repr {
scalar_load_metadata(self, load, scalar);
}
OperandValue::Immediate(self.to_immediate(load, place.layout))
OperandValue::Immediate(
if let abi::BackendRepr::Scalar(ref scalar) = place.layout.backend_repr {
scalar_load_metadata(self, load, scalar);
self.to_immediate_scalar(load, *scalar)
} else {
load
},
)
} else if let abi::BackendRepr::ScalarPair(ref a, ref b) = place.layout.backend_repr {
let b_offset = a.size(self).align_to(b.align(self).abi);