[arm] Prefer BIC over BFC.

test/mjsunit/asm/word32and.js

Index: test/mjsunit/asm/word32and.js
diff --git a/test/mjsunit/asm/word32and.js b/test/mjsunit/asm/word32and.js
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+++ b/test/mjsunit/asm/word32and.js
@@ -0,0 +1,29 @@
+// Copyright 2014 the V8 project authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+var stdlib = {};
+var foreign = {};
+var heap = new ArrayBuffer(64 * 1024);
+
+function Word32And(rhs) {
+  var name = "and_0x" + Number(rhs).toString(16);
+  var m = eval("function Module(stdlib, foreign, heap) {\n"
+      + " \"use asm\";\n"
+      + " function " + name + "(lhs) {\n"
+      + "  return (lhs | 0) & 0x" + Number(rhs).toString(16) + ";\n"
+      + " }\n"
+      + " return { f: " + name + "}\n"
+      + "}; Module");
+  return m(stdlib, foreign, heap).f;
+}
+
+var masks = [0xffffffff, 0xf0f0f0f0, 0x80ffffff, 0x07f77f0f, 0xdeadbeef,
+             0x0fffff00, 0x0ff0, 0xff, 0x00];
+for (var i in masks) {
+  var rhs = masks[i];
+  var and = Word32And(rhs);
+  for (var lhs = -2147483648; lhs < 2147483648; lhs += 3999773) {
+    assertEquals(lhs & rhs, and(lhs));
+  }
+}