17 pub struct Loop(u32);  struct
18 entity_impl!(Loop, "loop");
25     loops: PrimaryMap<Loop, LoopData>,
26     block_loop_map: SecondaryMap<Block, PackedOption<Loop>>,
32     parent: PackedOption<Loop>,
79     pub fn new(header: Block, parent: Option<Loop>) -> Self {  in new()
101     pub fn loops(&self) -> Keys<Loop> {  in loops()  argument
109     pub fn loop_header(&self, lp: Loop) -> Block {  in loop_header()
114     pub fn loop_parent(&self, lp: Loop) -> Option<Loop> {  in loop_parent()  argument
119     pub fn innermost_loop(&self, block: Block) -> Option<Loop> {  in innermost_loop()  argument
124     pub fn is_loop_header(&self, block: Block) -> Option<Loop> {  in is_loop_header()  argument
132     pub fn is_in_loop(&self, block: Block, lp: Loop) -> bool {  in is_in_loop()
144     pub fn is_child_loop(&self, child: Loop, parent: Loop) -> bool {  in is_child_loop()  argument
282         let mut stack: SmallVec<[Loop; 8]> = SmallVec::new();  in assign_loop_levels()
310     use crate::loop_analysis::{Loop, LoopAnalysis};
349         let loops = loop_analysis.loops().collect::<Vec<Loop>>();  in nested_loops_detection()
411         let loops = loop_analysis.loops().collect::<Vec<Loop>>();  in complex_loop_detection()