float compcov readme
@@ -100,7 +100,11 @@ afl-fuzz).
AFL_COMPCOV_LEVEL=1 is to instrument comparisons with only immediate
values / read-only memory. AFL_COMPCOV_LEVEL=2 instruments all
comparison instructions and memory comparison functions when libcompcov
-is preloaded. Comparison instructions are currently instrumented only
+is preloaded.
+AFL_COMPCOV_LEVEL=3 has the same effects of AFL_COMPCOV_LEVEL=2 but enables also
+the instrumentation of the floating-point comparisons on x86 and x86_64 (experimental).
+
+Integer comparison instructions are currently instrumented only
on the x86, x86_64 and ARM targets.
Highly recommended.
