ARM: Add support for DoMathAbs with double inputs....

test/cctest/test-disasm-arm.cc

 // Copyright 2007-2008 the V8 project authors. All rights reserved.
 // Redistribution and use in source and binary forms, with or without
 // modification, are permitted provided that the following conditions are
 // met:
 //
 //     * Redistributions of source code must retain the above copyright
 //       notice, this list of conditions and the following disclaimer.
 //     * Redistributions in binary form must reproduce the above
 //       copyright notice, this list of conditions and the following
 //       disclaimer in the documentation and/or other materials provided
@@ skipping 417 matching lines @@
             "eef0fa40       vmov.f32 s31, s0");
     COMPARE(vmov(r0, s0),
             "ee100a10       vmov r0, s0");
     COMPARE(vmov(r10, s31),
             "ee1faa90       vmov r10, s31");
     COMPARE(vmov(s0, r0),
             "ee000a10       vmov s0, r0");
     COMPARE(vmov(s31, r10),
             "ee0faa90       vmov s31, r10");
 
+    COMPARE(vabs(d0, d1),
+            "eeb00bc1       vabs d0, d1");
+    COMPARE(vabs(d3, d4, mi),
+            "4eb03bc4       vabsmi d3, d4");
+
     COMPARE(vadd(d0, d1, d2),
             "ee310b02       vadd.f64 d0, d1, d2");
     COMPARE(vadd(d3, d4, d5, mi),
             "4e343b05       vadd.f64mi d3, d4, d5");
 
     COMPARE(vsub(d0, d1, d2),
             "ee310b42       vsub.f64 d0, d1, d2");
     COMPARE(vsub(d3, d4, d5, ne),
             "1e343b45       vsub.f64ne d3, d4, d5");
 
@@ skipping 61 matching lines @@
     COMPARE(vmrs(r5),
             "eef15a10       vmrs r5, FPSCR");
     COMPARE(vmrs(r10, ge),
             "aef1aa10       vmrsge r10, FPSCR");
     COMPARE(vmrs(pc),
             "eef1fa10       vmrs APSR, FPSCR");
   }
 
   VERIFY_RUN();
 }