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| author | hexcoder <hexcoder-@users.noreply.github.com> | 2021-03-10 00:07:33 +0100 |
|---|---|---|
| committer | GitHub <noreply@github.com> | 2021-03-10 00:07:33 +0100 |
| commit | d471fc9509159a0cec4f6a98672cc7a7d2227588 (patch) | |
| tree | bcf37416f5ce8804d69186b534d905c0713b89e9 | |
| parent | 9f22a151f3a22756febe4d92443b9d5b55f0ff66 (diff) | |
| download | afl++-d471fc9509159a0cec4f6a98672cc7a7d2227588.tar.gz | |
add version dependency
| -rw-r--r-- | instrumentation/README.ngram.md | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/instrumentation/README.ngram.md b/instrumentation/README.ngram.md index de3ba432..da61ef32 100644 --- a/instrumentation/README.ngram.md +++ b/instrumentation/README.ngram.md @@ -10,8 +10,8 @@ by Jinghan Wang, et. al. Note that the original implementation (available [here](https://github.com/bitsecurerlab/afl-sensitive)) is built on top of AFL's QEMU mode. -This is essentially a port that uses LLVM vectorized instructions to achieve -the same results when compiling source code. +This is essentially a port that uses LLVM vectorized instructions (available from +llvm versions 4.0.1 and higher) to achieve the same results when compiling source code. In math the branch coverage is performed as follows: `map[current_location ^ prev_location[0] >> 1 ^ prev_location[1] >> 1 ^ ... up to n-1`] += 1` |