vbatts/grub
1
0
Fork 0
Code Issues Pull requests Releases Wiki Activity

Redirect all divisions to grub_divmod64.

Browse source
This commit is contained in:
Vladimir Serbinenko 2013-11-13 00:53:53 +01:00
parent f649a6a8fd
commit 16057d6bbb
6 changed files with 97 additions and 29 deletions
Download patch file Download diff file Expand all files Collapse all files

43
grub-core/kern/misc.c
View file

@ -596,6 +596,49 @@ grub_divmod64 (grub_uint64_t n, grub_uint64_t d, grub_uint64_t *r)
return q;
}
#if defined (__arm__)
grub_uint32_t
__udivsi3 (grub_uint32_t a, grub_uint32_t b)
{
return grub_divmod64 (a, b, 0);
}
grub_uint32_t
__umodsi3 (grub_uint32_t a, grub_uint32_t b)
{
grub_uint64_t ret;
grub_divmod64 (a, b, &ret);
return ret;
}
#endif
#ifdef __arm__
grub_uint32_t
__aeabi_uidiv (grub_uint32_t a, grub_uint32_t b)
__attribute__ ((alias ("__udivsi3")));
#endif
#if defined (__ia64__)
grub_uint64_t
__udivdi3 (grub_uint64_t a, grub_uint64_t b)
{
return grub_divmod64 (a, b, 0);
}
grub_uint64_t
__umoddi3 (grub_uint64_t a, grub_uint64_t b)
{
grub_uint64_t ret;
grub_divmod64 (a, b, &ret);
return ret;
}
#endif
/* Convert a long long value to a string. This function avoids 64-bit
modular arithmetic or divisions. */
static char *