const runtime.arenaL1Bits

8 uses

	runtime (current package)
		malloc.go#L273: 	arenaL1Bits = 6 * (_64bit * goos.IsWindows)
		malloc.go#L282: 	arenaL2Bits = heapAddrBits - logHeapArenaBytes - arenaL1Bits
		malloc.go#L291: 	arenaBits = arenaL1Bits + arenaL2Bits
		mheap.go#L147: 	arenas [1 << arenaL1Bits]*[1 << arenaL2Bits]*heapArena
		mheap.go#L614: 	if arenaL1Bits == 0 {
		mheap.go#L630: 	if arenaL1Bits == 0 {
		mheap.go#L683: 	if arenaL1Bits == 0 {
		mheap.go#L695: 	if arenaL1Bits != 0 && l2 == nil { // Should never happen if there's no L1.