3 use crate::ir::Opcode;
67     fn of_opcode(op: Opcode) -> Cost {  in of_opcode()
70             Opcode::Iconst | Opcode::F32const | Opcode::F64const => Cost::new(1),  in of_opcode()
73             Opcode::Uextend  in of_opcode()
74             | Opcode::Sextend  in of_opcode()
75             | Opcode::Ireduce  in of_opcode()
76             | Opcode::Iconcat  in of_opcode()
77             | Opcode::Isplit => Cost::new(1),  in of_opcode()
80             Opcode::Iadd  in of_opcode()
81             | Opcode::Isub  in of_opcode()
82             | Opcode::Band  in of_opcode()
83             | Opcode::Bor  in of_opcode()
84             | Opcode::Bxor  in of_opcode()
85             | Opcode::Bnot  in of_opcode()
86             | Opcode::Ishl  in of_opcode()
87             | Opcode::Ushr  in of_opcode()
88             | Opcode::Sshr => Cost::new(3),  in of_opcode()
91             Opcode::Imul => Cost::new(10),  in of_opcode()
120     pub(crate) fn of_pure_op(op: Opcode, operand_costs: impl IntoIterator<Item = Self>) -> Self {  in of_pure_op()  argument
126     pub(crate) fn of_skeleton_op(op: Opcode, arity: usize) -> Self {  in of_skeleton_op()  argument