vm: Generate 'and' instruction for Smi values.

runtime/vm/intrinsifier_arm.cc

Index: runtime/vm/intrinsifier_arm.cc
diff --git a/runtime/vm/intrinsifier_arm.cc b/runtime/vm/intrinsifier_arm.cc
index 2fec757785132a1e06a66f5e80af537619b7c08c..1bb6fdb2eb54abedd16d4618bbbef23cf79335a0 100644
--- a/runtime/vm/intrinsifier_arm.cc
+++ b/runtime/vm/intrinsifier_arm.cc
@@ -769,6 +769,11 @@ void Intrinsifier::Smi_bitLength(Assembler* assembler) {
 }
 
 
+void Intrinsifier::Smi_bitAndFromSmi(Assembler* assembler) {
+  Integer_bitAndFromInteger(assembler);
+}
+
+
 void Intrinsifier::Bigint_lsh(Assembler* assembler) {
   // static void _lsh(Uint32List x_digits, int x_used, int n,
   //                  Uint32List r_digits)