From 182b8b3e142814ac865396f8a66453f071d8a2d6 Mon Sep 17 00:00:00 2001 From: van Hauser Date: Thu, 20 Aug 2020 19:00:15 +0200 Subject: remove doc reference for SKIPSINGLEBLOCK --- llvm_mode/README.instrim.md | 9 --------- 1 file changed, 9 deletions(-) (limited to 'llvm_mode/README.instrim.md') diff --git a/llvm_mode/README.instrim.md b/llvm_mode/README.instrim.md index 53a518a9..7758091b 100644 --- a/llvm_mode/README.instrim.md +++ b/llvm_mode/README.instrim.md @@ -19,15 +19,6 @@ see how often the loop has been rerun. This again is a tradeoff for speed for less path information. To enable this mode set `AFL_LLVM_INSTRIM_LOOPHEAD=1`. -There is an additional optimization option that skips single block -functions. In 95% of the C targets and (guess) 50% of the C++ targets -it is good to enable this, as otherwise pointless instrumentation occurs. -The corner case where we want this instrumentation is when vtable/call table -is used and the index to that vtable/call table is not set in specific -basic blocks. -To enable skipping these (most of the time) unnecessary instrumentations set -`AFL_LLVM_INSTRIM_SKIPSINGLEBLOCK=1` - ## Background The paper: [InsTrim: Lightweight Instrumentation for Coverage-guided Fuzzing] -- cgit 1.4.1