4 ms·
The code uses unaligned load and store instructions, so it should be possible to trigger memory access to unmapped addresses.
by b3orn 2y ago
The code uses unaligned load and store instructions, so it should be possible to trigger memory access to unmapped addresses.
- csande17 2y agoIsn't the point of the "masked load" instruction discussed in the article to avoid that? https://stackoverflow.com/a/54530225 https://stackoverflow.com/a/54530225
- deleted 2y ago[deleted]
- janwas 2y agoUnfortunately, AMD's masked AVX2 instructions reserve the right to fault even for masked-off elements :(