diff options
Diffstat (limited to 'arch/cris/arch-v10/lib/string.c')
| -rw-r--r-- | arch/cris/arch-v10/lib/string.c | 54 |
1 files changed, 27 insertions, 27 deletions
diff --git a/arch/cris/arch-v10/lib/string.c b/arch/cris/arch-v10/lib/string.c index 15d6662..7161a2b 100644 --- a/arch/cris/arch-v10/lib/string.c +++ b/arch/cris/arch-v10/lib/string.c @@ -95,33 +95,33 @@ void *memcpy(void *pdst, 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)); |