diff options
Diffstat (limited to 'compiler/rustc_codegen_cranelift/src/common.rs')
| -rw-r--r-- | compiler/rustc_codegen_cranelift/src/common.rs | 18 |
1 files changed, 2 insertions, 16 deletions
diff --git a/compiler/rustc_codegen_cranelift/src/common.rs b/compiler/rustc_codegen_cranelift/src/common.rs index 766278d8718..abe2972ba0c 100644 --- a/compiler/rustc_codegen_cranelift/src/common.rs +++ b/compiler/rustc_codegen_cranelift/src/common.rs @@ -71,7 +71,7 @@ fn clif_type_from_ty<'tcx>(tcx: TyCtxt<'tcx>, ty: Ty<'tcx>) -> Option<types::Typ }, ty::FnPtr(..) => pointer_ty(tcx), ty::RawPtr(pointee_ty, _) | ty::Ref(_, pointee_ty, _) => { - if has_ptr_meta(tcx, *pointee_ty) { + if tcx.type_has_metadata(*pointee_ty, ty::TypingEnv::fully_monomorphized()) { return None; } else { pointer_ty(tcx) @@ -91,7 +91,7 @@ fn clif_pair_type_from_ty<'tcx>( (clif_type_from_ty(tcx, types[0])?, clif_type_from_ty(tcx, types[1])?) } ty::RawPtr(pointee_ty, _) | ty::Ref(_, pointee_ty, _) => { - if has_ptr_meta(tcx, *pointee_ty) { + if tcx.type_has_metadata(*pointee_ty, ty::TypingEnv::fully_monomorphized()) { (pointer_ty(tcx), pointer_ty(tcx)) } else { return None; @@ -101,20 +101,6 @@ fn clif_pair_type_from_ty<'tcx>( }) } -/// Is a pointer to this type a wide ptr? -pub(crate) fn has_ptr_meta<'tcx>(tcx: TyCtxt<'tcx>, ty: Ty<'tcx>) -> bool { - if ty.is_sized(tcx, ty::TypingEnv::fully_monomorphized()) { - return false; - } - - let tail = tcx.struct_tail_for_codegen(ty, ty::TypingEnv::fully_monomorphized()); - match tail.kind() { - ty::Foreign(..) => false, - ty::Str | ty::Slice(..) | ty::Dynamic(..) => true, - _ => bug!("unexpected unsized tail: {:?}", tail), - } -} - pub(crate) fn codegen_icmp_imm( fx: &mut FunctionCx<'_, '_, '_>, intcc: IntCC, |