--- a/js/src/jit/arm/MacroAssembler-arm.h
+++ b/js/src/jit/arm/MacroAssembler-arm.h
@@ -1194,17 +1194,17 @@ class MacroAssemblerARMCompat : public M
     }
     void storeDouble(FloatRegister src, BaseIndex addr) {
         // Harder cases not handled yet.
         JS_ASSERT(addr.offset == 0);
         uint32_t scale = Imm32::ShiftOf(addr.scale).value;
         ma_vstr(src, addr.base, addr.index, scale);
     }
     void moveDouble(FloatRegister src, FloatRegister dest) {
-        ma_vstr(src, Operand(dest));
+        ma_vmov(src, dest);
     }
 
     void storeFloat(FloatRegister src, Address addr) {
         ma_vstr(VFPRegister(src).singleOverlay(), Operand(addr));
     }
     void storeFloat(FloatRegister src, BaseIndex addr) {
         // Harder cases not handled yet.
         JS_ASSERT(addr.offset == 0);