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-rw-r--r--llvm/lib/Target/ARM/ARMInstrThumb2.td2
1 files changed, 1 insertions, 1 deletions
diff --git a/llvm/lib/Target/ARM/ARMInstrThumb2.td b/llvm/lib/Target/ARM/ARMInstrThumb2.td
index fbaea3a4bdb..8a29eaf6395 100644
--- a/llvm/lib/Target/ARM/ARMInstrThumb2.td
+++ b/llvm/lib/Target/ARM/ARMInstrThumb2.td
@@ -2803,7 +2803,7 @@ def t2DSB : AInoP<(outs), (ins memb_opt:$opt), ThumbFrm, NoItinerary,
def t2ISB : AInoP<(outs), (ins memb_opt:$opt), ThumbFrm, NoItinerary,
"isb", "\t$opt",
- []>, Requires<[IsThumb2, HasV7]> {
+ []>, Requires<[IsThumb2, HasDB]> {
bits<4> opt;
let Inst{31-4} = 0xf3bf8f6;
let Inst{3-0} = opt;
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