go/src/cmd/compile/internal/escape/assign.go

// addr evaluates an addressable expression n and returns a hole
// that represents storing into the represented location.
func (e *escape) addr(n ir.Node) hole { … }

func (e *escape) mutate(n ir.Node) { … }

func (e *escape) addrs(l ir.Nodes) []hole { … }

func (e *escape) assignHeap(src ir.Node, why string, where ir.Node) { … }

// assignList evaluates the assignment dsts... = srcs....
func (e *escape) assignList(dsts, srcs []ir.Node, why string, where ir.Node) { … }

// reassigned marks the locations associated with the given holes as
// reassigned, unless the location represents a variable declared and
// assigned exactly once by where.
func (e *escape) reassigned(ks []hole, where ir.Node) { … }