runtime.writeUserArenaHeapBits.mask (field)
6 uses
runtime (current package)
arena.go#L595: mask uintptr // some pointer bits starting at the address addr.
arena.go#L612: h.mask = 0
arena.go#L623: h.mask |= bits << h.valid
arena.go#L630: data := h.mask | bits<<h.valid // mask for this word
arena.go#L631: h.mask = bits >> (ptrBits - h.valid) // leftover for next word
arena.go#L691: bitmap[idx] = bswapIfBigEndian(bswapIfBigEndian(bitmap[idx])&m | h.mask)
The pages are generated with Golds v0.7.6. (GOOS=linux GOARCH=amd64)