undefined | Better HN

0 pointskabdib9y ago0 comments

Often enough; "pack" files in video games are often many GB. Memory-map one of those and there you are . . .

0 comments

The parent is taking about >2gb on a 32-bit machine.

So what? You can have up to 64GB of RAM on a 32-bit machine: https://en.wikipedia.org/wiki/Physical_Address_Extension

But those have to be mapped a slice at a time into virtual addresses.

j / k navigate · click thread line to collapse

0 pointskabdib9y ago0 comments

Often enough; "pack" files in video games are often many GB. Memory-map one of those and there you are . . .

The parent is taking about >2gb on a 32-bit machine.

So what? You can have up to 64GB of RAM on a 32-bit machine: https://en.wikipedia.org/wiki/Physical_Address_Extension

But those have to be mapped a slice at a time into virtual addresses.

j / k navigate · click thread line to collapse