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Mark scalar layout unions so that backends that do not support partially initialized scalars can special case them.

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This commit is contained in:
Oli Scherer 2022-03-03 12:02:12 +00:00
parent 2ed6786404
commit d32ce37a17
37 changed files with 356 additions and 288 deletions
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2
compiler/rustc_codegen_cranelift/src/value_and_place.rs
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@ -50,7 +50,7 @@ fn codegen_field<'tcx>(
}
fn scalar_pair_calculate_b_offset(tcx: TyCtxt<'_>, a_scalar: Scalar, b_scalar: Scalar) -> Offset32 {
let b_offset = a_scalar.value.size(&tcx).align_to(b_scalar.value.align(&tcx).abi);
let b_offset = a_scalar.size(&tcx).align_to(b_scalar.align(&tcx).abi);
Offset32::new(b_offset.bytes().try_into().unwrap())
}