221 lines
15 KiB
Rust
221 lines
15 KiB
Rust
// MIR for `reverse_loop` after PreCodegen
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fn reverse_loop(_1: &[T], _2: impl Fn(&T)) -> () {
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debug slice => _1; // in scope 0 at $DIR/slice_iter.rs:+0:28: +0:33
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debug f => _2; // in scope 0 at $DIR/slice_iter.rs:+0:44: +0:45
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let mut _0: (); // return place in scope 0 at $DIR/slice_iter.rs:+0:60: +0:60
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let mut _3: std::iter::Rev<std::slice::Iter<'_, T>>; // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:32
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let mut _4: std::slice::Iter<'_, T>; // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:26
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let mut _5: std::iter::Rev<std::slice::Iter<'_, T>>; // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:32
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let _6: (); // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:32
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let mut _7: std::option::Option<&T>; // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:32
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let mut _8: &mut std::iter::Rev<std::slice::Iter<'_, T>>; // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:32
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let mut _9: isize; // in scope 0 at $DIR/slice_iter.rs:+1:5: +3:6
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let mut _11: &impl Fn(&T); // in scope 0 at $DIR/slice_iter.rs:+2:9: +2:10
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let mut _12: (&T,); // in scope 0 at $DIR/slice_iter.rs:+2:9: +2:13
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scope 1 {
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debug iter => _5; // in scope 1 at $DIR/slice_iter.rs:+1:14: +1:32
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let _10: &T; // in scope 1 at $DIR/slice_iter.rs:+1:9: +1:10
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scope 2 {
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debug x => _10; // in scope 2 at $DIR/slice_iter.rs:+1:9: +1:10
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}
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scope 25 (inlined <Rev<std::slice::Iter<'_, T>> as Iterator>::next) { // at $DIR/slice_iter.rs:35:14: 35:32
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debug self => _8; // in scope 25 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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let mut _25: &mut std::slice::Iter<'_, T>; // in scope 25 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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}
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}
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scope 3 (inlined core::slice::<impl [T]>::iter) { // at $DIR/slice_iter.rs:35:20: 35:26
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debug self => _1; // in scope 3 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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scope 4 (inlined std::slice::Iter::<'_, T>::new) { // at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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debug slice => _1; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let _13: *const T; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let mut _15: bool; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let mut _16: usize; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let mut _17: usize; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let mut _18: std::ptr::NonNull<T>; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let mut _19: *mut T; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let mut _20: *const T; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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scope 5 {
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debug ptr => _13; // in scope 5 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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scope 6 {
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let _14: *const T; // in scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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scope 7 {
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debug end => _14; // in scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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scope 13 (inlined NonNull::<T>::new_unchecked) { // at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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debug ptr => _19; // in scope 13 at $SRC_DIR/core/src/ptr/non_null.rs:LL:COL
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let mut _22: *const T; // in scope 13 at $SRC_DIR/core/src/ptr/non_null.rs:LL:COL
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let mut _23: *mut T; // in scope 13 at $SRC_DIR/core/src/intrinsics.rs:LL:COL
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scope 14 {
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scope 15 (inlined NonNull::<T>::new_unchecked::runtime::<T>) { // at $SRC_DIR/core/src/intrinsics.rs:LL:COL
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debug ptr => _23; // in scope 15 at $SRC_DIR/core/src/intrinsics.rs:LL:COL
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scope 16 (inlined ptr::mut_ptr::<impl *mut T>::is_null) { // at $SRC_DIR/core/src/ptr/non_null.rs:LL:COL
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debug self => _23; // in scope 16 at $SRC_DIR/core/src/ptr/mut_ptr.rs:LL:COL
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let mut _24: *mut u8; // in scope 16 at $SRC_DIR/core/src/ptr/mut_ptr.rs:LL:COL
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scope 17 {
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scope 18 (inlined ptr::mut_ptr::<impl *mut T>::is_null::runtime_impl) { // at $SRC_DIR/core/src/ptr/mut_ptr.rs:LL:COL
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debug ptr => _24; // in scope 18 at $SRC_DIR/core/src/ptr/mut_ptr.rs:LL:COL
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scope 19 (inlined ptr::mut_ptr::<impl *mut u8>::addr) { // at $SRC_DIR/core/src/ptr/mut_ptr.rs:LL:COL
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debug self => _24; // in scope 19 at $SRC_DIR/core/src/ptr/mut_ptr.rs:LL:COL
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scope 20 {
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scope 21 (inlined ptr::mut_ptr::<impl *mut u8>::cast::<()>) { // at $SRC_DIR/core/src/ptr/mut_ptr.rs:LL:COL
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debug self => _24; // in scope 21 at $SRC_DIR/core/src/ptr/mut_ptr.rs:LL:COL
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}
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}
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}
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}
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}
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}
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}
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}
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}
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}
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scope 9 (inlined invalid::<T>) { // at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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debug addr => _16; // in scope 9 at $SRC_DIR/core/src/ptr/mod.rs:LL:COL
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scope 10 {
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}
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}
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scope 11 (inlined ptr::const_ptr::<impl *const T>::add) { // at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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debug self => _13; // in scope 11 at $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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debug count => _17; // in scope 11 at $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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scope 12 {
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}
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}
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}
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}
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scope 8 (inlined core::slice::<impl [T]>::as_ptr) { // at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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debug self => _1; // in scope 8 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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let mut _21: *const [T]; // in scope 8 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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}
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}
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}
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scope 22 (inlined <std::slice::Iter<'_, T> as Iterator>::rev) { // at $DIR/slice_iter.rs:35:27: 35:32
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debug self => _4; // in scope 22 at $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
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scope 23 (inlined Rev::<std::slice::Iter<'_, T>>::new) { // at $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL
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debug iter => _4; // in scope 23 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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}
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}
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scope 24 (inlined <Rev<std::slice::Iter<'_, T>> as IntoIterator>::into_iter) { // at $DIR/slice_iter.rs:35:14: 35:32
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debug self => _3; // in scope 24 at $SRC_DIR/core/src/iter/traits/collect.rs:LL:COL
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}
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bb0: {
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StorageLive(_4); // scope 0 at $DIR/slice_iter.rs:+1:14: +1:26
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StorageLive(_13); // scope 3 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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StorageLive(_21); // scope 8 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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_21 = &raw const (*_1); // scope 8 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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_13 = move _21 as *const T (PtrToPtr); // scope 8 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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StorageDead(_21); // scope 8 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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StorageLive(_14); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageLive(_15); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_15 = const _; // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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switchInt(move _15) -> [0: bb10, otherwise: bb9]; // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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}
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bb1: {
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StorageLive(_7); // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32
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_8 = &mut _5; // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32
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StorageLive(_25); // scope 25 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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_25 = &mut ((*_8).0: std::slice::Iter<'_, T>); // scope 25 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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_7 = <std::slice::Iter<'_, T> as DoubleEndedIterator>::next_back(move _25) -> [return: bb12, unwind: bb7]; // scope 25 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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// mir::Constant
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// + span: $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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// + literal: Const { ty: for<'a> fn(&'a mut std::slice::Iter<'_, T>) -> Option<<std::slice::Iter<'_, T> as Iterator>::Item> {<std::slice::Iter<'_, T> as DoubleEndedIterator>::next_back}, val: Value(<ZST>) }
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}
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bb2: {
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_10 = ((_7 as Some).0: &T); // scope 1 at $DIR/slice_iter.rs:+1:9: +1:10
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StorageLive(_11); // scope 2 at $DIR/slice_iter.rs:+2:9: +2:10
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_11 = &_2; // scope 2 at $DIR/slice_iter.rs:+2:9: +2:10
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StorageLive(_12); // scope 2 at $DIR/slice_iter.rs:+2:9: +2:13
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_12 = (_10,); // scope 2 at $DIR/slice_iter.rs:+2:9: +2:13
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_6 = <impl Fn(&T) as Fn<(&T,)>>::call(move _11, move _12) -> [return: bb5, unwind: bb7]; // scope 2 at $DIR/slice_iter.rs:+2:9: +2:13
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// mir::Constant
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// + span: $DIR/slice_iter.rs:36:9: 36:10
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// + literal: Const { ty: for<'a> extern "rust-call" fn(&'a impl Fn(&T), (&T,)) -> <impl Fn(&T) as FnOnce<(&T,)>>::Output {<impl Fn(&T) as Fn<(&T,)>>::call}, val: Value(<ZST>) }
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}
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bb3: {
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unreachable; // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32
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}
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bb4: {
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StorageDead(_7); // scope 1 at $DIR/slice_iter.rs:+3:5: +3:6
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StorageDead(_5); // scope 0 at $DIR/slice_iter.rs:+3:5: +3:6
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drop(_2) -> bb6; // scope 0 at $DIR/slice_iter.rs:+4:1: +4:2
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}
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bb5: {
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StorageDead(_12); // scope 2 at $DIR/slice_iter.rs:+2:12: +2:13
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StorageDead(_11); // scope 2 at $DIR/slice_iter.rs:+2:12: +2:13
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StorageDead(_7); // scope 1 at $DIR/slice_iter.rs:+3:5: +3:6
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goto -> bb1; // scope 1 at $DIR/slice_iter.rs:+1:5: +3:6
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}
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bb6: {
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return; // scope 0 at $DIR/slice_iter.rs:+4:2: +4:2
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}
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bb7 (cleanup): {
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drop(_2) -> [return: bb8, unwind terminate]; // scope 0 at $DIR/slice_iter.rs:+4:1: +4:2
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}
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bb8 (cleanup): {
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resume; // scope 0 at $DIR/slice_iter.rs:+0:1: +4:2
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}
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bb9: {
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StorageLive(_16); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_16 = Len((*_1)); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_14 = _16 as *const T (Transmute); // scope 10 at $SRC_DIR/core/src/ptr/mod.rs:LL:COL
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StorageDead(_16); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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goto -> bb11; // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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}
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bb10: {
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StorageLive(_17); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_17 = Len((*_1)); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_14 = Offset(_13, _17); // scope 12 at $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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StorageDead(_17); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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goto -> bb11; // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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}
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bb11: {
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StorageDead(_15); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageLive(_18); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageLive(_19); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_19 = _13 as *mut T (PtrToPtr); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageLive(_22); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageLive(_23); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageLive(_24); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_22 = _19 as *const T (Pointer(MutToConstPointer)); // scope 14 at $SRC_DIR/core/src/ptr/non_null.rs:LL:COL
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_18 = NonNull::<T> { pointer: _22 }; // scope 14 at $SRC_DIR/core/src/ptr/non_null.rs:LL:COL
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StorageDead(_24); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageDead(_23); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageDead(_22); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageDead(_19); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageLive(_20); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_20 = _14; // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_4 = std::slice::Iter::<'_, T> { ptr: move _18, end: move _20, _marker: const ZeroSized: PhantomData<&T> }; // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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// mir::Constant
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// + span: no-location
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// + literal: Const { ty: PhantomData<&T>, val: Value(<ZST>) }
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// adt
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// + user_ty: UserType(1)
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StorageDead(_20); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageDead(_18); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageDead(_14); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageDead(_13); // scope 3 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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_3 = Rev::<std::slice::Iter<'_, T>> { iter: move _4 }; // scope 23 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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StorageDead(_4); // scope 0 at $DIR/slice_iter.rs:+1:31: +1:32
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StorageLive(_5); // scope 0 at $DIR/slice_iter.rs:+1:14: +1:32
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_5 = move _3; // scope 0 at $DIR/slice_iter.rs:+1:14: +1:32
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goto -> bb1; // scope 1 at $DIR/slice_iter.rs:+1:5: +3:6
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}
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bb12: {
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StorageDead(_25); // scope 25 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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_9 = discriminant(_7); // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32
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switchInt(move _9) -> [0: bb4, 1: bb2, otherwise: bb3]; // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32
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}
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}
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