diff options
Diffstat (limited to 'include/asm-s390/div64.h')
| -rw-r--r-- | include/asm-s390/div64.h | 48 |
1 files changed, 0 insertions, 48 deletions
diff --git a/include/asm-s390/div64.h b/include/asm-s390/div64.h index af098dc3cf59..6cd978cefb28 100644 --- a/include/asm-s390/div64.h +++ b/include/asm-s390/div64.h @@ -1,49 +1 @@ -#ifndef __S390_DIV64 -#define __S390_DIV64 - -#ifndef __s390x__ - -/* for do_div "base" needs to be smaller than 2^31-1 */ -#define do_div(n, base) ({ \ - unsigned long long __n = (n); \ - unsigned long __r; \ - \ - asm (" slr 0,0\n" \ - " l 1,%1\n" \ - " srdl 0,1\n" \ - " dr 0,%2\n" \ - " alr 1,1\n" \ - " alr 0,0\n" \ - " lhi 2,1\n" \ - " n 2,%1\n" \ - " alr 0,2\n" \ - " clr 0,%2\n" \ - " jl 0f\n" \ - " slr 0,%2\n" \ - " ahi 1,1\n" \ - "0: st 1,%1\n" \ - " l 1,4+%1\n" \ - " srdl 0,1\n" \ - " dr 0,%2\n" \ - " alr 1,1\n" \ - " alr 0,0\n" \ - " lhi 2,1\n" \ - " n 2,4+%1\n" \ - " alr 0,2\n" \ - " clr 0,%2\n" \ - " jl 1f\n" \ - " slr 0,%2\n" \ - " ahi 1,1\n" \ - "1: st 1,4+%1\n" \ - " lr %0,0" \ - : "=d" (__r), "=m" (__n) \ - : "d" (base), "m" (__n) : "0", "1", "2", "cc" ); \ - (n) = (__n); \ - __r; \ -}) - -#else /* __s390x__ */ #include <asm-generic/div64.h> -#endif /* __s390x__ */ - -#endif |
