If you want to check that the allocation was right; then
       check the equalities in the first comment.  It should say
       "r13=r13, r11=r11, r12=r12" */
-    __asm__ volatile ("
-        ;; Check that the following is true (same register names on
-        ;; both sides of equal sign, as in r8=r8):
-        ;; %0=r13, %1=r11, %2=r12
-        ;;
-       ;; Save the registers we'll use in the movem process
-       ;; on the stack.
-       subq    11*4,$sp
-       movem   $r10,[$sp]
-
-        ;; Now we've got this:
-       ;; r11 - src
-       ;; r13 - dst
-       ;; r12 - n
-       
-        ;; Update n for the first loop
-        subq    44,$r12
-0:
-       movem   [$r11+],$r10
-        subq   44,$r12
-        bge     0b
-       movem   $r10,[$r13+]
-
-        addq   44,$r12  ;; compensate for last loop underflowing n
-
-       ;; Restore registers from stack
-        movem [$sp+],$r10" 
+    __asm__ volatile ("\n\
+       ;; Check that the following is true (same register names on     \n\
+       ;; both sides of equal sign, as in r8=r8):                      \n\
+       ;; %0=r13, %1=r11, %2=r12                                       \n\
+       ;;                                                              \n\
+       ;; Save the registers we'll use in the movem process            \n\
+       ;; on the stack.                                                \n\
+       subq    11*4,$sp                                                \n\
+       movem   $r10,[$sp]                                              \n\
+                                                                       \n\
+       ;; Now we've got this:                                          \n\
+       ;; r11 - src                                                    \n\
+       ;; r13 - dst                                                    \n\
+       ;; r12 - n                                                      \n\
+                                                                       \n\
+       ;; Update n for the first loop                                  \n\
+       subq    44,$r12                                                 \n\
+0:                                                                     \n\
+       movem   [$r11+],$r10                                            \n\
+       subq    44,$r12                                                 \n\
+       bge     0b                                                      \n\
+       movem   $r10,[$r13+]                                            \n\
+                                                                       \n\
+       addq    44,$r12 ;; compensate for last loop underflowing n      \n\
+                                                                       \n\
+       ;; Restore registers from stack                                 \n\
+       movem   [$sp+],$r10"
 
      /* Outputs */ : "=r" (dst), "=r" (src), "=r" (n) 
      /* Inputs */ : "0" (dst), "1" (src), "2" (n));