Fix parallel move code for swapping SIMD registers on ARM and ARM64.

runtime/vm/flow_graph_compiler_arm64.cc

 // Copyright (c) 2014, 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_ARM64.
 #if defined(TARGET_ARCH_ARM64)
 
 #include "vm/flow_graph_compiler.h"
 
 #include "vm/ast_printer.h"
@@ skipping 1653 matching lines @@
              destination.base_reg(), destination.ToStackSlotOffset());
   } else if (source.IsStackSlot() && destination.IsRegister()) {
     Exchange(destination.reg(),
              source.base_reg(), source.ToStackSlotOffset());
   } else if (source.IsStackSlot() && destination.IsStackSlot()) {
     Exchange(source.base_reg(), source.ToStackSlotOffset(),
              destination.base_reg(), destination.ToStackSlotOffset());
   } else if (source.IsFpuRegister() && destination.IsFpuRegister()) {
     const VRegister dst = destination.fpu_reg();
     const VRegister src = source.fpu_reg();
-    __ fmovdd(VTMP, src);
-    __ fmovdd(src, dst);
-    __ fmovdd(dst, VTMP);
+    __ vmov(VTMP, src);
+    __ vmov(src, dst);
+    __ vmov(dst, VTMP);
   } else if (source.IsFpuRegister() || destination.IsFpuRegister()) {
     ASSERT(destination.IsDoubleStackSlot() ||
            destination.IsQuadStackSlot() ||
            source.IsDoubleStackSlot() ||
            source.IsQuadStackSlot());
     bool double_width = destination.IsDoubleStackSlot() ||
                         source.IsDoubleStackSlot();
     VRegister reg = source.IsFpuRegister() ? source.fpu_reg()
                                            : destination.fpu_reg();
     Register base_reg = source.IsFpuRegister()
         ? destination.base_reg()
         : source.base_reg();
     const intptr_t slot_offset = source.IsFpuRegister()
         ? destination.ToStackSlotOffset()
         : source.ToStackSlotOffset();
 
     if (double_width) {
       __ LoadDFromOffset(VTMP, base_reg, slot_offset, PP);
       __ StoreDToOffset(reg, base_reg, slot_offset, PP);
       __ fmovdd(reg, VTMP);
     } else {
       __ LoadQFromOffset(VTMP, base_reg, slot_offset, PP);
       __ StoreQToOffset(reg, base_reg, slot_offset, PP);
-      __ fmovdd(reg, VTMP);
+      __ vmov(reg, VTMP);
     }
   } else if (source.IsDoubleStackSlot() && destination.IsDoubleStackSlot()) {
     const intptr_t source_offset = source.ToStackSlotOffset();
     const intptr_t dest_offset = destination.ToStackSlotOffset();
 
     ScratchFpuRegisterScope ensure_scratch(this, kNoFpuRegister);
     VRegister scratch = ensure_scratch.reg();
     __ LoadDFromOffset(VTMP, source.base_reg(), source_offset, PP);
     __ LoadDFromOffset(scratch, destination.base_reg(), dest_offset, PP);
     __ StoreDToOffset(VTMP, destination.base_reg(), dest_offset, PP);
@@ skipping 96 matching lines @@
 void ParallelMoveResolver::RestoreFpuScratch(FpuRegister reg) {
   __ PopDouble(reg);
 }
 
 
 #undef __
 
 }  // namespace dart
 
 #endif  // defined TARGET_ARCH_ARM64