| /* SPDX-License-Identifier: GPL-2.0 */ |
| #include <linux/kernel.h> |
| #include <linux/sched.h> |
| #include <linux/types.h> |
| #include <asm/byteorder.h> |
| #include <asm/fpu.h> |
| |
| #define add_ssaaaa(sh, sl, ah, al, bh, bl) \ |
| ((sl) = (al) + (bl), (sh) = (ah) + (bh) + ((sl) < (al))) |
| |
| #define sub_ddmmss(sh, sl, ah, al, bh, bl) \ |
| ((sl) = (al) - (bl), (sh) = (ah) - (bh) - ((al) < (bl))) |
| |
| #define umul_ppmm(wh, wl, u, v) \ |
| __asm__ ("mulq %2,%3,%1; umulh %2,%3,%0" \ |
| : "=r" ((UDItype)(wh)), \ |
| "=&r" ((UDItype)(wl)) \ |
| : "r" ((UDItype)(u)), \ |
| "r" ((UDItype)(v))) |
| |
| #define udiv_qrnnd(q, r, n1, n0, d) \ |
| do { unsigned long __r; \ |
| (q) = __udiv_qrnnd (&__r, (n1), (n0), (d)); \ |
| (r) = __r; \ |
| } while (0) |
| extern unsigned long __udiv_qrnnd (unsigned long *, unsigned long, |
| unsigned long , unsigned long); |
| |
| #define UDIV_NEEDS_NORMALIZATION 1 |
| |
| #define abort() goto bad_insn |
| |
| #ifndef __LITTLE_ENDIAN |
| #define __LITTLE_ENDIAN -1 |
| #endif |
| #define __BYTE_ORDER __LITTLE_ENDIAN |