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-rw-r--r--compiler/utils/arm/assembler_thumb2.cc2
1 files changed, 2 insertions, 0 deletions
diff --git a/compiler/utils/arm/assembler_thumb2.cc b/compiler/utils/arm/assembler_thumb2.cc
index e95db0d6e9..a894319c99 100644
--- a/compiler/utils/arm/assembler_thumb2.cc
+++ b/compiler/utils/arm/assembler_thumb2.cc
@@ -924,6 +924,8 @@ void Thumb2Assembler::Emit16BitDataProcessing(Condition cond,
use_immediate = true;
immediate = so.GetImmediate();
} else {
+ CHECK(!(so.IsRegister() && so.IsShift() && so.GetSecondRegister() != kNoRegister))
+ << "No register-shifted register instruction available in thumb";
// Adjust rn and rd: only two registers will be emitted.
switch (opcode) {
case AND: