ARM/ARM64: Intrinsics - numberOfTrailingZeros, rotateLeft, rotateRight

Change-Id: I2a07c279756ee804fb7c129416bdc4a3962e93ed
diff --git a/compiler/utils/arm/assembler_arm.h b/compiler/utils/arm/assembler_arm.h
index 7825457..4585d71 100644
--- a/compiler/utils/arm/assembler_arm.h
+++ b/compiler/utils/arm/assembler_arm.h
@@ -495,6 +495,7 @@
   virtual void clz(Register rd, Register rm, Condition cond = AL) = 0;
   virtual void movw(Register rd, uint16_t imm16, Condition cond = AL) = 0;
   virtual void movt(Register rd, uint16_t imm16, Condition cond = AL) = 0;
+  virtual void rbit(Register rd, Register rm, Condition cond = AL) = 0;
 
   // Multiply instructions.
   virtual void mul(Register rd, Register rn, Register rm, Condition cond = AL) = 0;