Arm Disassembler: Correct ADR target when direction is backwards (#172)

Change-Id: Icbfd68adad233ed99a552876214e0ddf37060d2d
hoglet67 · Jun 21, 2023 · c0ddeb5 · c0ddeb5
1 parent 61adcdf
commit c0ddeb5
Showing 1 changed file with 6 additions and 1 deletion.
diff --git a/src/darm/darm.c b/src/darm/darm.c
@@ -465,7 +465,12 @@ static int darm_str(const darm_t *d, darm_str_t *str)
             // branch stuff has been initialized yet
             if(d->instr == I_BLX && d->H == B_INVLD) break;
 
-            uint32_t target = (d->addr + 8 + d->imm) & d->addr_mask;
+            uint32_t target;
+            if(d->U == B_UNSET) {
+                target = (d->addr + 8 - d->imm) & d->addr_mask;
+            } else {
+                target = (d->addr + 8 + d->imm) & d->addr_mask;
+            }
             *args[arg]++ = '&';
             args[arg] += _utoa(target, args[arg], 16);
             continue;