bjoernager/rust
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add as_ptr to trait AllocBytes, fix 2 impls; add pub fn get_bytes_unchecked_raw in allocation.rs; add pub fn get_alloc_bytes_unchecked_raw[_mut] in memory.rs

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This commit is contained in:
Strophox 2024-06-21 12:47:04 +02:00
parent e32ea4822b
commit b512bf6f77
3 changed files with 44 additions and 3 deletions
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17
compiler/rustc_const_eval/src/interpret/memory.rs
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@ -630,6 +630,13 @@ impl<'tcx, M: Machine<'tcx>> InterpCx<'tcx, M> {
}
}
/// Gives raw, immutable access to the `Allocation` address, without bounds or alignment checks.
/// The caller is responsible for calling the access hooks!
pub fn get_alloc_bytes_unchecked_raw(&self, id: AllocId) -> InterpResult<'tcx, *const u8> {
let alloc = self.get_alloc_raw(id)?;
Ok(alloc.get_bytes_unchecked_raw())
}
/// Bounds-checked *but not align-checked* allocation access.
pub fn get_ptr_alloc<'a>(
&'a self,
@ -713,6 +720,16 @@ impl<'tcx, M: Machine<'tcx>> InterpCx<'tcx, M> {
Ok((alloc, &mut self.machine))
}
/// Gives raw, mutable access to the `Allocation` address, without bounds or alignment checks.
/// The caller is responsible for calling the access hooks!
pub fn get_alloc_bytes_unchecked_raw_mut(
&mut self,
id: AllocId,
) -> InterpResult<'tcx, *mut u8> {
let alloc = self.get_alloc_raw_mut(id)?.0;
Ok(alloc.get_bytes_unchecked_raw_mut())
}
/// Bounds-checked *but not align-checked* allocation access.
pub fn get_ptr_alloc_mut<'a>(
&'a mut self,