diff options
Diffstat (limited to 'tests/mir-opt/pre-codegen/slice_iter.reverse_loop.PreCodegen.after.mir')
| -rw-r--r-- | tests/mir-opt/pre-codegen/slice_iter.reverse_loop.PreCodegen.after.mir | 114 |
1 files changed, 114 insertions, 0 deletions
diff --git a/tests/mir-opt/pre-codegen/slice_iter.reverse_loop.PreCodegen.after.mir b/tests/mir-opt/pre-codegen/slice_iter.reverse_loop.PreCodegen.after.mir new file mode 100644 index 00000000000..62dd9667d96 --- /dev/null +++ b/tests/mir-opt/pre-codegen/slice_iter.reverse_loop.PreCodegen.after.mir @@ -0,0 +1,114 @@ +// MIR for `reverse_loop` after PreCodegen + +fn reverse_loop(_1: &[T], _2: impl Fn(&T)) -> () { + debug slice => _1; // in scope 0 at $DIR/slice_iter.rs:+0:28: +0:33 + debug f => _2; // in scope 0 at $DIR/slice_iter.rs:+0:44: +0:45 + let mut _0: (); // return place in scope 0 at $DIR/slice_iter.rs:+0:60: +0:60 + let mut _3: std::iter::Rev<std::slice::Iter<'_, T>>; // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:32 + let mut _4: std::slice::Iter<'_, T>; // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:26 + let mut _5: std::iter::Rev<std::slice::Iter<'_, T>>; // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:32 + let _6: (); // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:32 + let mut _7: std::option::Option<&T>; // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:32 + let mut _8: &mut std::iter::Rev<std::slice::Iter<'_, T>>; // in scope 0 at $DIR/slice_iter.rs:+1:14: +1:32 + let mut _9: isize; // in scope 0 at $DIR/slice_iter.rs:+1:5: +3:6 + let mut _11: &impl Fn(&T); // in scope 0 at $DIR/slice_iter.rs:+2:9: +2:10 + let mut _12: (&T,); // in scope 0 at $DIR/slice_iter.rs:+2:9: +2:13 + scope 1 { + debug iter => _5; // in scope 1 at $DIR/slice_iter.rs:+1:14: +1:32 + let _10: &T; // in scope 1 at $DIR/slice_iter.rs:+1:9: +1:10 + scope 2 { + debug x => _10; // in scope 2 at $DIR/slice_iter.rs:+1:9: +1:10 + } + scope 7 (inlined <Rev<std::slice::Iter<'_, T>> as Iterator>::next) { // at $DIR/slice_iter.rs:35:14: 35:32 + debug self => _8; // in scope 7 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL + let mut _13: &mut std::slice::Iter<'_, T>; // in scope 7 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL + } + } + scope 3 (inlined core::slice::<impl [T]>::iter) { // at $DIR/slice_iter.rs:35:20: 35:26 + debug self => _1; // in scope 3 at $SRC_DIR/core/src/slice/mod.rs:LL:COL + } + scope 4 (inlined <std::slice::Iter<'_, T> as Iterator>::rev) { // at $DIR/slice_iter.rs:35:27: 35:32 + debug self => _4; // in scope 4 at $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL + scope 5 (inlined Rev::<std::slice::Iter<'_, T>>::new) { // at $SRC_DIR/core/src/iter/traits/iterator.rs:LL:COL + debug iter => _4; // in scope 5 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL + } + } + scope 6 (inlined <Rev<std::slice::Iter<'_, T>> as IntoIterator>::into_iter) { // at $DIR/slice_iter.rs:35:14: 35:32 + debug self => _3; // in scope 6 at $SRC_DIR/core/src/iter/traits/collect.rs:LL:COL + } + + bb0: { + StorageLive(_4); // scope 0 at $DIR/slice_iter.rs:+1:14: +1:26 + _4 = std::slice::Iter::<'_, T>::new(_1) -> [return: bb9, unwind: bb7]; // scope 3 at $SRC_DIR/core/src/slice/mod.rs:LL:COL + // mir::Constant + // + span: $SRC_DIR/core/src/slice/mod.rs:LL:COL + // + user_ty: UserType(0) + // + literal: Const { ty: fn(&[T]) -> std::slice::Iter<'_, T> {std::slice::Iter::<'_, T>::new}, val: Value(<ZST>) } + } + + bb1: { + StorageLive(_7); // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32 + _8 = &mut _5; // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32 + StorageLive(_13); // scope 7 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL + _13 = &mut ((*_8).0: std::slice::Iter<'_, T>); // scope 7 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL + _7 = <std::slice::Iter<'_, T> as DoubleEndedIterator>::next_back(move _13) -> [return: bb10, unwind: bb7]; // scope 7 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL + // mir::Constant + // + span: $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL + // + 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>) } + } + + bb2: { + _10 = ((_7 as Some).0: &T); // scope 1 at $DIR/slice_iter.rs:+1:9: +1:10 + StorageLive(_11); // scope 2 at $DIR/slice_iter.rs:+2:9: +2:10 + _11 = &_2; // scope 2 at $DIR/slice_iter.rs:+2:9: +2:10 + StorageLive(_12); // scope 2 at $DIR/slice_iter.rs:+2:9: +2:13 + _12 = (_10,); // scope 2 at $DIR/slice_iter.rs:+2:9: +2:13 + _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 + // mir::Constant + // + span: $DIR/slice_iter.rs:36:9: 36:10 + // + 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>) } + } + + bb3: { + unreachable; // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32 + } + + bb4: { + StorageDead(_7); // scope 1 at $DIR/slice_iter.rs:+3:5: +3:6 + StorageDead(_5); // scope 0 at $DIR/slice_iter.rs:+3:5: +3:6 + drop(_2) -> bb6; // scope 0 at $DIR/slice_iter.rs:+4:1: +4:2 + } + + bb5: { + StorageDead(_12); // scope 2 at $DIR/slice_iter.rs:+2:12: +2:13 + StorageDead(_11); // scope 2 at $DIR/slice_iter.rs:+2:12: +2:13 + StorageDead(_7); // scope 1 at $DIR/slice_iter.rs:+3:5: +3:6 + goto -> bb1; // scope 1 at $DIR/slice_iter.rs:+1:5: +3:6 + } + + bb6: { + return; // scope 0 at $DIR/slice_iter.rs:+4:2: +4:2 + } + + bb7 (cleanup): { + drop(_2) -> [return: bb8, unwind terminate]; // scope 0 at $DIR/slice_iter.rs:+4:1: +4:2 + } + + bb8 (cleanup): { + resume; // scope 0 at $DIR/slice_iter.rs:+0:1: +4:2 + } + + bb9: { + _3 = Rev::<std::slice::Iter<'_, T>> { iter: move _4 }; // scope 5 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL + StorageDead(_4); // scope 0 at $DIR/slice_iter.rs:+1:31: +1:32 + StorageLive(_5); // scope 0 at $DIR/slice_iter.rs:+1:14: +1:32 + _5 = move _3; // scope 0 at $DIR/slice_iter.rs:+1:14: +1:32 + goto -> bb1; // scope 1 at $DIR/slice_iter.rs:+1:5: +3:6 + } + + bb10: { + StorageDead(_13); // scope 7 at $SRC_DIR/core/src/iter/adapters/rev.rs:LL:COL + _9 = discriminant(_7); // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32 + switchInt(move _9) -> [0: bb4, 1: bb2, otherwise: bb3]; // scope 1 at $DIR/slice_iter.rs:+1:14: +1:32 + } +} |