*** old/src/share/vm/asm/register.hpp	Fri Aug 29 19:42:12 2014
--- new/src/share/vm/asm/register.hpp	Fri Aug 29 19:42:12 2014

*** 273,278 ****
--- 273,375 ----
                  ", i=" INTPTR_FORMAT "",
                  p2i(a), p2i(b), p2i(c), p2i(d), p2i(e), p2i(f), p2i(g), p2i(h), p2i(i))
    );
  }
  
+ inline void assert_different_registers(
+   AbstractRegister a,
+   AbstractRegister b,
+   AbstractRegister c,
+   AbstractRegister d,
+   AbstractRegister e,
+   AbstractRegister f,
+   AbstractRegister g,
+   AbstractRegister h,
+   AbstractRegister i,
+   AbstractRegister j
+ ) {
+   assert(
+     a != b && a != c && a != d && a != e && a != f && a != g && a != h && a != i && a != j
+            && b != c && b != d && b != e && b != f && b != g && b != h && b != i && b != j
+                      && c != d && c != e && c != f && c != g && c != h && c != i && c != j
+                                && d != e && d != f && d != g && d != h && d != i && d != j
+                                          && e != f && e != g && e != h && e != i && e != j
+                                                    && f != g && f != h && f != i && f != j
+                                                              && g != h && g != i && g != j
+                                                                        && h != i && h != j
+                                                                                  && i != j, 
+     err_msg_res("registers must be different: a=" INTPTR_FORMAT ", b=" INTPTR_FORMAT
+                 ", c=" INTPTR_FORMAT ", d=" INTPTR_FORMAT ", e=" INTPTR_FORMAT
+                 ", f=" INTPTR_FORMAT ", g=" INTPTR_FORMAT ", h=" INTPTR_FORMAT
+                 ", i=" INTPTR_FORMAT ", j=" INTPTR_FORMAT "",
+                 p2i(a), p2i(b), p2i(c), p2i(d), p2i(e), p2i(f), p2i(g), p2i(h), p2i(i), p2i(j))
+   );
+ }
+ 
+ inline void assert_different_registers(
+   AbstractRegister a,
+   AbstractRegister b,
+   AbstractRegister c,
+   AbstractRegister d,
+   AbstractRegister e,
+   AbstractRegister f,
+   AbstractRegister g,
+   AbstractRegister h,
+   AbstractRegister i,
+   AbstractRegister j,
+   AbstractRegister k
+ ) {
+   assert(
+     a != b && a != c && a != d && a != e && a != f && a != g && a != h && a != i && a != j && a !=k
+            && b != c && b != d && b != e && b != f && b != g && b != h && b != i && b != j && b !=k
+                      && c != d && c != e && c != f && c != g && c != h && c != i && c != j && c !=k
+                                && d != e && d != f && d != g && d != h && d != i && d != j && d !=k
+                                          && e != f && e != g && e != h && e != i && e != j && e !=k
+                                                    && f != g && f != h && f != i && f != j && f !=k
+                                                              && g != h && g != i && g != j && g !=k
+                                                                        && h != i && h != j && h !=k
+                                                                                  && i != j && i !=k
+                                                                                            && j !=k, 
+     err_msg_res("registers must be different: a=" INTPTR_FORMAT ", b=" INTPTR_FORMAT
+                 ", c=" INTPTR_FORMAT ", d=" INTPTR_FORMAT ", e=" INTPTR_FORMAT
+                 ", f=" INTPTR_FORMAT ", g=" INTPTR_FORMAT ", h=" INTPTR_FORMAT
+                 ", i=" INTPTR_FORMAT ", j=" INTPTR_FORMAT ", k=" INTPTR_FORMAT "",
+                 p2i(a), p2i(b), p2i(c), p2i(d), p2i(e), p2i(f), p2i(g), p2i(h), p2i(i), p2i(j), p2i(k))
+   );
+ }
+ 
+ inline void assert_different_registers(
+   AbstractRegister a,
+   AbstractRegister b,
+   AbstractRegister c,
+   AbstractRegister d,
+   AbstractRegister e,
+   AbstractRegister f,
+   AbstractRegister g,
+   AbstractRegister h,
+   AbstractRegister i,
+   AbstractRegister j,
+   AbstractRegister k,
+   AbstractRegister l
+ ) {
+   assert(
+     a != b && a != c && a != d && a != e && a != f && a != g && a != h && a != i && a != j && a !=k && a !=l
+            && b != c && b != d && b != e && b != f && b != g && b != h && b != i && b != j && b !=k && b !=l
+                      && c != d && c != e && c != f && c != g && c != h && c != i && c != j && c !=k && c !=l
+                                && d != e && d != f && d != g && d != h && d != i && d != j && d !=k && d !=l
+                                          && e != f && e != g && e != h && e != i && e != j && e !=k && e !=l
+                                                    && f != g && f != h && f != i && f != j && f !=k && f !=l
+                                                              && g != h && g != i && g != j && g !=k && g !=l
+                                                                        && h != i && h != j && h !=k && h !=l
+                                                                                  && i != j && i !=k && i !=l
+                                                                                            && j !=k && j !=l
+                                                                                                     && k !=l, 
+     err_msg_res("registers must be different: a=" INTPTR_FORMAT ", b=" INTPTR_FORMAT
+                 ", c=" INTPTR_FORMAT ", d=" INTPTR_FORMAT ", e=" INTPTR_FORMAT
+                 ", f=" INTPTR_FORMAT ", g=" INTPTR_FORMAT ", h=" INTPTR_FORMAT
+                 ", i=" INTPTR_FORMAT ", j=" INTPTR_FORMAT ", k=" INTPTR_FORMAT 
+                 ", l=" INTPTR_FORMAT "",
+                 p2i(a), p2i(b), p2i(c), p2i(d), p2i(e), p2i(f), p2i(g), p2i(h), p2i(i), p2i(j), p2i(k), p2i(l))
+   );
+ }
+ 
  #endif // SHARE_VM_ASM_REGISTER_HPP