Emit VMLA for multiply-add on ARM

test/cctest/test-disasm-arm.cc

 // Copyright 2011 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 529 matching lines @@
     COMPARE(vldm(ia, r3, d0, d15),
             "ec930b20       vldmia r3, {d0-d15}");
     COMPARE(vstm(ia, r4, s1, s3),
             "ecc40a03       vstmia r4, {s1-s3}");
     COMPARE(vldm(ia, r5, s2, s5),
             "ec951a04       vldmia r5, {s2-s5}");
     COMPARE(vstm(ia, r6, s0, s31),
             "ec860a20       vstmia r6, {s0-s31}");
     COMPARE(vldm(ia, r7, s0, s31),
             "ec970a20       vldmia r7, {s0-s31}");
+
+    COMPARE(vmla(d2, d1, d0),
+            "ee012b00       vmla.f64 d2, d1, d0");
+    COMPARE(vmla(d6, d4, d5, cc),
+            "3e046b05       vmla.f64cc d6, d4, d5");
   }
 
   VERIFY_RUN();
 }
 
 
 TEST(LoadStore) {
   SET_UP();
 
   COMPARE(ldrb(r0, MemOperand(r1)),
@@ skipping 186 matching lines @@
     COMPARE(strd(r8, r9, MemOperand(r9, -127, PostIndex)),
             "e04987ff       strd r8, [r9], #-127");
     COMPARE(strd(r10, fp, MemOperand(fp, 127, PreIndex)),
             "e1eba7ff       strd r10, [fp, #+127]!");
     COMPARE(strd(ip, sp, MemOperand(sp, -127, PreIndex)),
             "e16dc7ff       strd ip, [sp, #-127]!");
   }
 
   VERIFY_RUN();
 }
-