const runtime._64bit
8 uses
runtime (current package)
malloc.go#L132: _64bit = 1 << (^uintptr(0) >> 63) / 2
malloc.go#L218: heapAddrBits = (_64bit*(1-goarch.IsWasm)*(1-goos.IsIos*goarch.IsArm64))*48 + (1-_64bit+goarch.IsWasm)*(32-(goarch.IsMips+goarch.IsMipsle)) + 40*goos.IsIos*goarch.IsArm64
malloc.go#L225: maxAlloc = (1 << heapAddrBits) - (1-_64bit)*1
malloc.go#L259: logHeapArenaBytes = (6+20)*(_64bit*(1-goos.IsWindows)*(1-goarch.IsWasm)*(1-goos.IsIos*goarch.IsArm64)) + (2+20)*(_64bit*goos.IsWindows) + (2+20)*(1-_64bit) + (2+20)*goarch.IsWasm + (2+20)*goos.IsIos*goarch.IsArm64
malloc.go#L279: arenaL1Bits = 6 * (_64bit * goos.IsWindows)