bjoernager/rust
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Use wide pointers consistenly across the compiler

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This commit is contained in:
Urgau 2024-10-03 15:05:23 +02:00
parent f7c8928f03
commit 018ba0528f
41 changed files with 120 additions and 120 deletions
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10
compiler/rustc_codegen_cranelift/src/base.rs
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@ -713,17 +713,17 @@ fn codegen_stmt<'tcx>(
let from_ty = operand.layout().ty;
let to_ty = fx.monomorphize(to_ty);
fn is_fat_ptr<'tcx>(fx: &FunctionCx<'_, '_, 'tcx>, ty: Ty<'tcx>) -> bool {
fn is_wide_ptr<'tcx>(fx: &FunctionCx<'_, '_, 'tcx>, ty: Ty<'tcx>) -> bool {
ty.builtin_deref(true)
.is_some_and(|pointee_ty| has_ptr_meta(fx.tcx, pointee_ty))
}
if is_fat_ptr(fx, from_ty) {
if is_fat_ptr(fx, to_ty) {
// fat-ptr -> fat-ptr
if is_wide_ptr(fx, from_ty) {
if is_wide_ptr(fx, to_ty) {
// wide-ptr -> wide-ptr
lval.write_cvalue(fx, operand.cast_pointer_to(dest_layout));
} else {
// fat-ptr -> thin-ptr
// wide-ptr -> thin-ptr
let (ptr, _extra) = operand.load_scalar_pair(fx);
lval.write_cvalue(fx, CValue::by_val(ptr, dest_layout))
}