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#include <linux/kernel.h>
#include <linux/sched.h>
#include <linux/types.h>
#include <asm/byteorder.h>
#define add_ssaaaa(sh, sl, ah, al, bh, bl) ({ \
unsigned int __sh = (ah); \
unsigned int __sl = (al); \
asm volatile( \
" alr %1,%3\n" \
" brc 12,0f\n" \
" ahi %0,1\n" \
"0: alr %0,%2" \
: "+&d" (__sh), "+d" (__sl) \
: "d" (bh), "d" (bl) : "cc"); \
(sh) = __sh; \
(sl) = __sl; \
})
#define sub_ddmmss(sh, sl, ah, al, bh, bl) ({ \
unsigned int __sh = (ah); \
unsigned int __sl = (al); \
asm volatile( \
" slr %1,%3\n" \
" brc 3,0f\n" \
" ahi %0,-1\n" \
"0: slr %0,%2" \
: "+&d" (__sh), "+d" (__sl) \
: "d" (bh), "d" (bl) : "cc"); \
(sh) = __sh; \
(sl) = __sl; \
})
/* a umul b = a mul b + (a>=2<<31) ? b<<32:0 + (b>=2<<31) ? a<<32:0 */
#define umul_ppmm(wh, wl, u, v) ({ \
unsigned int __wh = u; \
unsigned int __wl = v; \
asm volatile( \
" ltr 1,%0\n" \
" mr 0,%1\n" \
" jnm 0f\n" \
" alr 0,%1\n" \
"0: ltr %1,%1\n" \
" jnm 1f\n" \
" alr 0,%0\n" \
"1: lr %0,0\n" \
" lr %1,1\n" \
: "+d" (__wh), "+d" (__wl) \
: : "0", "1", "cc"); \
wh = __wh; \
wl = __wl; \
})
#define udiv_qrnnd(q, r, n1, n0, d) \
do { unsigned long __n; \
unsigned int __r, __d; \
__n = ((unsigned long)(n1) << 32) + n0; \
__d = (d); \
(q) = __n / __d; \
(r) = __n % __d; \
} while (0)
#define UDIV_NEEDS_NORMALIZATION 0
#define abort() BUG()
#define __BYTE_ORDER __BIG_ENDIAN