218 lines
15 KiB
Rust
218 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 _13: std::slice::Iter<'_, T>; // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:26
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let mut _14: 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 _15: 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 _16: &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 _18: std::option::Option<&T>; // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:32
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let mut _19: isize; // in scope 0 at $DIR/slice_iter.rs:+1:5: +3:6
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let mut _21: &impl Fn(&T); // in scope 0 at $DIR/slice_iter.rs:+2:9: +2:10
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let mut _22: (&T,); // in scope 0 at $DIR/slice_iter.rs:+2:9: +2:13
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let _23: (); // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:32
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scope 1 {
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debug iter => _15; // in scope 1 at $DIR/slice_iter.rs:+1:14: +1:32
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let _20: &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 => _20; // 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 => _16; // in scope 25 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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let mut _17: &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 _4: *const T; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let mut _5: bool; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let mut _6: usize; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let mut _8: usize; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let mut _9: *mut T; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let mut _11: std::ptr::NonNull<T>; // in scope 4 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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let mut _12: *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 => _4; // in scope 5 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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scope 6 {
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let _7: *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 => _7; // 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 => _9; // in scope 13 at $SRC_DIR/core/src/ptr/non_null.rs:LL:COL
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let mut _10: *const T; // in scope 13 at $SRC_DIR/core/src/ptr/non_null.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 => _9; // 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 => _9; // 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 => _8; // 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 => _4; // in scope 11 at $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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debug count => _6; // 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 _3: *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 => _13; // 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 => _13; // 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 => _14; // 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(_13); // scope 0 at $DIR/slice_iter.rs:+1:14: +1:26
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StorageLive(_4); // scope 3 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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StorageLive(_3); // scope 8 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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_3 = &raw const (*_1); // scope 8 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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_4 = move _3 as *const T (PtrToPtr); // scope 8 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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StorageDead(_3); // scope 8 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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StorageLive(_7); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageLive(_5); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_5 = const _; // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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switchInt(move _5) -> [0: bb1, otherwise: bb2]; // 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(_6); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_6 = Len((*_1)); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_7 = Offset(_4, _6); // scope 12 at $SRC_DIR/core/src/ptr/const_ptr.rs:LL:COL
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StorageDead(_6); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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goto -> bb3; // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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}
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bb2: {
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StorageLive(_8); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_8 = Len((*_1)); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_7 = _8 as *const T (Transmute); // scope 10 at $SRC_DIR/core/src/ptr/mod.rs:LL:COL
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StorageDead(_8); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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goto -> bb3; // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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}
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bb3: {
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StorageDead(_5); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageLive(_11); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageLive(_9); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_9 = _4 as *mut T (PtrToPtr); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageLive(_10); // 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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_10 = _9 as *const T (Pointer(MutToConstPointer)); // scope 14 at $SRC_DIR/core/src/ptr/non_null.rs:LL:COL
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_11 = NonNull::<T> { pointer: _10 }; // 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(_10); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageDead(_9); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageLive(_12); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_12 = _7; // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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_13 = std::slice::Iter::<'_, T> { ptr: move _11, end: move _12, _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(_12); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageDead(_11); // scope 7 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageDead(_7); // scope 6 at $SRC_DIR/core/src/slice/iter.rs:LL:COL
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StorageDead(_4); // scope 3 at $SRC_DIR/core/src/slice/mod.rs:LL:COL
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_14 = Rev::<std::slice::Iter<'_, T>> { iter: move _13 }; // scope 23 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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StorageDead(_13); // scope 0 at $DIR/slice_iter.rs:+1:31: +1:32
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StorageLive(_15); // scope 0 at $DIR/slice_iter.rs:+1:14: +1:32
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_15 = move _14; // scope 0 at $DIR/slice_iter.rs:+1:14: +1:32
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goto -> bb4; // scope 1 at $DIR/slice_iter.rs:+1:5: +3:6
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}
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bb4: {
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StorageLive(_18); // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32
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_16 = &mut _15; // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32
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StorageLive(_17); // scope 25 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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_17 = &mut ((*_16).0: std::slice::Iter<'_, T>); // scope 25 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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_18 = <std::slice::Iter<'_, T> as DoubleEndedIterator>::next_back(move _17) -> [return: bb5, unwind: bb11]; // 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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bb5: {
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StorageDead(_17); // scope 25 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL
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_19 = discriminant(_18); // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32
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switchInt(move _19) -> [0: bb6, 1: bb8, otherwise: bb10]; // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32
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}
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bb6: {
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StorageDead(_18); // scope 1 at $DIR/slice_iter.rs:+3:5: +3:6
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StorageDead(_15); // scope 0 at $DIR/slice_iter.rs:+3:5: +3:6
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drop(_2) -> bb7; // scope 0 at $DIR/slice_iter.rs:+4:1: +4:2
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}
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bb7: {
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return; // scope 0 at $DIR/slice_iter.rs:+4:2: +4:2
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}
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bb8: {
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_20 = ((_18 as Some).0: &T); // scope 1 at $DIR/slice_iter.rs:+1:9: +1:10
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StorageLive(_21); // scope 2 at $DIR/slice_iter.rs:+2:9: +2:10
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_21 = &_2; // scope 2 at $DIR/slice_iter.rs:+2:9: +2:10
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StorageLive(_22); // scope 2 at $DIR/slice_iter.rs:+2:9: +2:13
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_22 = (_20,); // scope 2 at $DIR/slice_iter.rs:+2:9: +2:13
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_23 = <impl Fn(&T) as Fn<(&T,)>>::call(move _21, move _22) -> [return: bb9, unwind: bb11]; // 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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bb9: {
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StorageDead(_22); // scope 2 at $DIR/slice_iter.rs:+2:12: +2:13
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StorageDead(_21); // scope 2 at $DIR/slice_iter.rs:+2:12: +2:13
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StorageDead(_18); // scope 1 at $DIR/slice_iter.rs:+3:5: +3:6
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goto -> bb4; // scope 1 at $DIR/slice_iter.rs:+1:5: +3:6
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}
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bb10: {
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unreachable; // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32
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}
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bb11 (cleanup): {
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drop(_2) -> [return: bb12, unwind terminate]; // scope 0 at $DIR/slice_iter.rs:+4:1: +4:2
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}
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bb12 (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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}
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