vm: Generate 'and' instruction for Smi values.

runtime/vm/intrinsifier_mips.cc

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 #include "vm/globals.h"  // Needed here to get TARGET_ARCH_MIPS.
 #if defined(TARGET_ARCH_MIPS)
 
 #include "vm/intrinsifier.h"
 
 #include "vm/assembler.h"
@@ skipping 758 matching lines @@
   __ sra(T0, V0, 31);
   __ xor_(V0, V0, T0);
   __ clz(V0, V0);
   __ LoadImmediate(T0, 32);
   __ subu(V0, T0, V0);
   __ Ret();
   __ delay_slot()->SmiTag(V0);
 }
 
 
+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)
 
   // T2 = x_used, T3 = x_digits, x_used > 0, x_used is Smi.
   __ lw(T2, Address(SP, 2 * kWordSize));
   __ lw(T3, Address(SP, 3 * kWordSize));
   // T4 = r_digits, T5 = n, n is Smi, n % _DIGIT_BITS != 0.
   __ lw(T4, Address(SP, 0 * kWordSize));
   __ lw(T5, Address(SP, 1 * kWordSize));
@@ skipping 1443 matching lines @@
   __ lw(T0, Address(V0, TimelineStream::enabled_offset()));
   __ LoadObject(V0, Bool::True());
   __ LoadObject(V1, Bool::False());
   __ Ret();
   __ delay_slot()->movz(V0, V1, T0);  // V0 = (T0 == 0) ? V1 : V0.
 }
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_MIPS