FRIDA: Fix previous_pc constant (#988)

Co-authored-by: Your Name <you@example.com>
2023-01-05 11:20:06 +00:00 · 2023-01-05 11:20:06 +00:00 · 266677bb88
commit 266677bb88
parent f27ca843e1
1 changed files with 1 additions and 1 deletions
--- a/libafl_frida/src/coverage_rt.rs
+++ b/libafl_frida/src/coverage_rt.rs
@ -166,7 +166,7 @@ impl CoverageRuntime {

            // Update the previous_pc value
            ; mov rax, QWORD prev_loc_ptr as *mut u64 as _
-            ; mov ebx, WORD h64 as i32
+            ; mov ebx, WORD (h64 >> 1) as i32
            ; mov QWORD [rax], rbx

            // Restore the context