go/src/cmd/link/internal/ld/asmb.go

// Assembling the binary is broken into two steps:
//   - writing out the code/data/dwarf Segments, applying relocations on the fly
//   - writing out the architecture specific pieces.
//
// This function handles the first part.
func asmb(ctxt *Link) { … }

// Assembling the binary is broken into two steps:
//   - writing out the code/data/dwarf Segments
//   - writing out the architecture specific pieces.
//
// This function handles the second part.
func asmb2(ctxt *Link) { … }

// writePlan9Header writes out the plan9 header at the present position in the OutBuf.
func writePlan9Header(buf *OutBuf, magic uint32, entry int64, is64Bit bool) { … }

// asmbPlan9 assembles a plan 9 binary.
func asmbPlan9(ctxt *Link) { … }

// sizeExtRelocs precomputes the size needed for the reloc records,
// sets the size and offset for relocation records in each section,
// and mmap the output buffer with the proper size.
func sizeExtRelocs(ctxt *Link, relsize uint32) { … }

// relocSectFn wraps the function writing relocations of a section
// for parallel execution. Returns the wrapped function and a wait
// group for which the caller should wait.
func relocSectFn(ctxt *Link, relocSect func(*Link, *OutBuf, *sym.Section, []loader.Sym)) (func(*Link, *sym.Section, []loader.Sym), *sync.WaitGroup) { … }