diff options
Diffstat (limited to 'compiler/rustc_middle/src/mir/interpret/value.rs')
| -rw-r--r-- | compiler/rustc_middle/src/mir/interpret/value.rs | 29 |
1 files changed, 19 insertions, 10 deletions
diff --git a/compiler/rustc_middle/src/mir/interpret/value.rs b/compiler/rustc_middle/src/mir/interpret/value.rs index 0416411df..5345a6588 100644 --- a/compiler/rustc_middle/src/mir/interpret/value.rs +++ b/compiler/rustc_middle/src/mir/interpret/value.rs @@ -135,8 +135,8 @@ static_assert_size!(Scalar, 24); impl<Prov: Provenance> fmt::Debug for Scalar<Prov> { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { match self { - Scalar::Ptr(ptr, _size) => write!(f, "{:?}", ptr), - Scalar::Int(int) => write!(f, "{:?}", int), + Scalar::Ptr(ptr, _size) => write!(f, "{ptr:?}"), + Scalar::Int(int) => write!(f, "{int:?}"), } } } @@ -144,8 +144,8 @@ impl<Prov: Provenance> fmt::Debug for Scalar<Prov> { impl<Prov: Provenance> fmt::Display for Scalar<Prov> { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { match self { - Scalar::Ptr(ptr, _size) => write!(f, "pointer to {:?}", ptr), - Scalar::Int(int) => write!(f, "{}", int), + Scalar::Ptr(ptr, _size) => write!(f, "pointer to {ptr:?}"), + Scalar::Int(int) => write!(f, "{int}"), } } } @@ -153,8 +153,8 @@ impl<Prov: Provenance> fmt::Display for Scalar<Prov> { impl<Prov: Provenance> fmt::LowerHex for Scalar<Prov> { fn fmt(&self, f: &mut fmt::Formatter<'_>) -> fmt::Result { match self { - Scalar::Ptr(ptr, _size) => write!(f, "pointer to {:?}", ptr), - Scalar::Int(int) => write!(f, "{:#x}", int), + Scalar::Ptr(ptr, _size) => write!(f, "pointer to {ptr:?}"), + Scalar::Int(int) => write!(f, "{int:#x}"), } } } @@ -320,6 +320,14 @@ impl<Prov> Scalar<Prov> { } }) } + + #[inline] + pub fn size(self) -> Size { + match self { + Scalar::Int(int) => int.size(), + Scalar::Ptr(_ptr, sz) => Size::from_bytes(sz), + } + } } impl<'tcx, Prov: Provenance> Scalar<Prov> { @@ -370,15 +378,16 @@ impl<'tcx, Prov: Provenance> Scalar<Prov> { #[inline] pub fn to_bits(self, target_size: Size) -> InterpResult<'tcx, u128> { assert_ne!(target_size.bytes(), 0, "you should never look at the bits of a ZST"); - self.try_to_int().map_err(|_| err_unsup!(ReadPointerAsBytes))?.to_bits(target_size).map_err( - |size| { + self.try_to_int() + .map_err(|_| err_unsup!(ReadPointerAsInt(None)))? + .to_bits(target_size) + .map_err(|size| { err_ub!(ScalarSizeMismatch(ScalarSizeMismatch { target_size: target_size.bytes(), data_size: size.bytes(), })) .into() - }, - ) + }) } #[inline(always)] |