in_cksum_powerpc.h File Reference

#include <stdio.h>

Include dependency graph for in_cksum_powerpc.h:

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Macros
#define	ADDCARRY(x)   if ((x) > 0xffff) (x) -= 0xffff
#define	REDUCE   {sum = (sum & 0xffff) + (sum >> 16); ADDCARRY(sum);}
#define	LDTMP(n)   tmp = *((u_int *)((u_char *)w + n))
#define	ADD(n)
#define	ADDC(n)
#define	MOP
#define	LOAD(n)   junk = (u_char) *((volatile u_char *) w + n)

Functions
int	in_cksum (struct mbuf *m, int len)

Macro Definition Documentation

ADD

#define ADD

(

n

)

Value:

LDTMP(n);  \
  __asm__ volatile("addc %0,%0,%2" : "=r" (sum) : "0" (sum), "r" (tmp))

ADDC

#define ADDC

(

n

)

Value:

LDTMP(n);  \
  __asm__ volatile("adde  %0,%0,%2" : "=r" (sum) : "0" (sum), "r" (tmp))

MOP

#define MOP

Value:

tmp = 0; \
  __asm__ volatile("adde  %0,%0,%2" : "=r" (sum) : "0" (sum), "r" (tmp))