rust/tests/mir-opt/pre-codegen/slice_index.slice_get_unchecked_mut_range.PreCodegen.after.panic-unwind.mir
2023-10-06 15:46:11 +00:00

110 lines
4.6 KiB
Rust

// MIR for `slice_get_unchecked_mut_range` after PreCodegen
fn slice_get_unchecked_mut_range(_1: &mut [u32], _2: std::ops::Range<usize>) -> &mut [u32] {
debug slice => _1;
debug index => _2;
let mut _0: &mut [u32];
let mut _3: usize;
let mut _4: usize;
scope 1 (inlined core::slice::<impl [u32]>::get_unchecked_mut::<std::ops::Range<usize>>) {
debug self => _1;
debug ((index: std::ops::Range<usize>).0: usize) => _3;
debug ((index: std::ops::Range<usize>).1: usize) => _4;
let mut _5: *mut [u32];
let mut _13: *mut [u32];
scope 2 {
scope 3 (inlined <std::ops::Range<usize> as SliceIndex<[u32]>>::get_unchecked_mut) {
debug ((self: std::ops::Range<usize>).0: usize) => _3;
debug ((self: std::ops::Range<usize>).1: usize) => _4;
debug slice => _5;
let mut _7: *mut u32;
let mut _8: *mut u32;
scope 4 {
debug ((this: std::ops::Range<usize>).0: usize) => _3;
debug ((this: std::ops::Range<usize>).1: usize) => _4;
scope 5 {
let _6: usize;
scope 6 {
debug new_len => _6;
scope 11 (inlined ptr::mut_ptr::<impl *mut [u32]>::as_mut_ptr) {
debug self => _5;
}
scope 12 (inlined ptr::mut_ptr::<impl *mut u32>::add) {
debug self => _7;
debug count => _3;
scope 13 {
}
}
scope 14 (inlined slice_from_raw_parts_mut::<u32>) {
debug data => _8;
debug len => _6;
let mut _9: *mut ();
scope 15 (inlined ptr::mut_ptr::<impl *mut u32>::cast::<()>) {
debug self => _8;
}
scope 16 (inlined std::ptr::from_raw_parts_mut::<[u32]>) {
debug data_address => _9;
debug metadata => _6;
let mut _10: *const ();
let mut _11: std::ptr::metadata::PtrComponents<[u32]>;
let mut _12: std::ptr::metadata::PtrRepr<[u32]>;
scope 17 {
}
}
}
}
scope 7 (inlined <std::ops::Range<usize> as SliceIndex<[T]>>::get_unchecked_mut::runtime::<u32>) {
debug ((this: std::ops::Range<usize>).0: usize) => _3;
debug ((this: std::ops::Range<usize>).1: usize) => _4;
debug slice => _5;
scope 8 (inlined ptr::mut_ptr::<impl *mut [u32]>::len) {
debug self => _5;
let mut _14: *const [u32];
scope 9 (inlined std::ptr::metadata::<[u32]>) {
debug ptr => _14;
scope 10 {
}
}
}
}
}
}
}
}
}
bb0: {
_3 = move (_2.0: usize);
_4 = move (_2.1: usize);
StorageLive(_5);
_5 = &raw mut (*_1);
StorageLive(_6);
StorageLive(_14);
_6 = SubUnchecked(_4, _3);
StorageLive(_8);
StorageLive(_7);
_7 = _5 as *mut u32 (PtrToPtr);
_8 = Offset(_7, _3);
StorageDead(_7);
StorageLive(_9);
_9 = _8 as *mut () (PtrToPtr);
StorageLive(_12);
StorageLive(_11);
StorageLive(_10);
_10 = _9 as *const () (PointerCoercion(MutToConstPointer));
_11 = ptr::metadata::PtrComponents::<[u32]> { data_address: move _10, metadata: _6 };
StorageDead(_10);
_12 = ptr::metadata::PtrRepr::<[u32]> { const_ptr: move _11 };
StorageDead(_11);
_13 = (_12.1: *mut [u32]);
StorageDead(_12);
StorageDead(_9);
StorageDead(_8);
StorageDead(_14);
StorageDead(_6);
StorageDead(_5);
_0 = &mut (*_13);
return;
}
}