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-rw-r--r--cheri/cheri_insts.sail2
1 files changed, 1 insertions, 1 deletions
diff --git a/cheri/cheri_insts.sail b/cheri/cheri_insts.sail
index 045c8152..3df442d9 100644
--- a/cheri/cheri_insts.sail
+++ b/cheri/cheri_insts.sail
@@ -729,7 +729,7 @@ function clause execute (CFromPtr(cd, cb, rt)) =
raise_c2_exception(CapEx_AccessSystemRegsViolation, cd)
else if (register_inaccessible(cb)) then
raise_c2_exception(CapEx_AccessSystemRegsViolation, cb)
- else if (rt == 0b00000) then
+ else if (rt_val == 0x0000000000000000) then
writeCapReg(cd, null_cap)
else if not (cb_val.tag) then
raise_c2_exception(CapEx_TagViolation, cb)