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-rw-r--r--tb/sim/shifts.S3
1 files changed, 3 insertions, 0 deletions
diff --git a/tb/sim/shifts.S b/tb/sim/shifts.S
index 6209157..ba464f7 100644
--- a/tb/sim/shifts.S
+++ b/tb/sim/shifts.S
@@ -17,4 +17,7 @@ reset:
ldr r4, =(512 << 20)
ldr r5, =#60
lsr r4, r4, r5
+ mov r5, #0
+ ldr r12, =-123456
+ adc r5, r5, r12, asr #18
mov pc, lr