93         while let Some(value) = self.stack.pop() {  in next()
94             debug_assert!(ctx.ctx.func.dfg.value_is_real(value));  in next()
95             trace!("iter: value {:?}", value);  in next()
96             match ctx.ctx.func.dfg.value_def(value) {  in next()
106                     let ty = ctx.ctx.func.dfg.value_type(value);  in next()
139     fn new(opcode: Opcode, value: Value) -> Self {  in new()
143             inner: InstDataEtorIter::new(value),  in new()
144             fallback: Some(value),  in new()
169         self.fallback.take().map(|value| {  in next()
170             let ty = generated_code::Context::value_type(ctx, value);  in next()
171             (ty, value)  in next()
212         let value = self.ctx.insert_pure_enode(NewOrExistingInst::New(*op, ty));  in make_inst_ctor()  localVariable
213         trace!("make_inst_ctor: {:?} -> {}", op, value);  in make_inst_ctor()
214         value  in make_inst_ctor()
258     fn remat(&mut self, value: Value) -> Value {  in remat()
259         trace!("remat: {}", value);  in remat()
260         self.ctx.remat_values.insert(value);  in remat()
262         value  in remat()
265     fn subsume(&mut self, value: Value) -> Value {  in subsume()
266         trace!("subsume: {}", value);  in subsume()
267         self.ctx.subsume_values.insert(value);  in subsume()
269         value  in subsume()
280     fn sextend_maybe_etor(&mut self, value: Value, returns: &mut Self::sextend_maybe_etor_returns) {  in sextend_maybe_etor()
281         *returns = MaybeUnaryEtorIter::new(Opcode::Sextend, value);  in sextend_maybe_etor()
285     fn uextend_maybe_etor(&mut self, value: Value, returns: &mut Self::uextend_maybe_etor_returns) {  in uextend_maybe_etor()
286         *returns = MaybeUnaryEtorIter::new(Opcode::Uextend, value);  in uextend_maybe_etor()