vm: Generate 'and' instruction for Smi values.

runtime/vm/intrinsifier_ia32.cc

Index: runtime/vm/intrinsifier_ia32.cc
diff --git a/runtime/vm/intrinsifier_ia32.cc b/runtime/vm/intrinsifier_ia32.cc
index 130b5d69e9e2c3441c25e8adae9c51e9ac07131c..850e8c7aa9eb5ca59f3cb60725f6a0ba12c7c9f2 100644
--- a/runtime/vm/intrinsifier_ia32.cc
+++ b/runtime/vm/intrinsifier_ia32.cc
@@ -822,6 +822,11 @@ 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)