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mescc: Mes C Library: Add __mesabi_umod, __mesabi_udiv.

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* lib/mes/div.c (__mesabi_umod, __mesabi_udiv): New functions.
* include/mes/lib.h: Add prototypes.
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Jan (janneke) Nieuwenhuizen 2020-11-21 16:09:13 +01:00
parent c1dcdc5d7e
commit ede49daabb
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2 changed files with 23 additions and 3 deletions
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5
include/mes/lib.h
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@ -66,4 +66,9 @@ void _exit (int code);
long brk (void *addr); long brk (void *addr);
#endif // !SYSTEM_LIBC #endif // !SYSTEM_LIBC
long __mesabi_imod (long a, long b);
long __mesabi_idiv (long a, long b);
unsigned long __mesabi_umod (unsigned long a, unsigned long b);
unsigned long __mesabi_udiv (unsigned long a, unsigned long b);
#endif //__MES_LIB_H #endif //__MES_LIB_H

21
lib/mes/div.c
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@ -1,6 +1,6 @@
/* -*-comment-start: "//";comment-end:""-*- /* -*-comment-start: "//";comment-end:""-*-
* GNU Mes --- Maxwell Equations of Software * GNU Mes --- Maxwell Equations of Software
* Copyright © 2016,2017,2018,2019 Jan (janneke) Nieuwenhuizen <janneke@gnu.org> * Copyright © 2016,2017,2018,2019,2020 Jan (janneke) Nieuwenhuizen <janneke@gnu.org>
* Copyright © 2019 Danny Milosavljevic <dannym@scratchpost.org> * Copyright © 2019 Danny Milosavljevic <dannym@scratchpost.org>
* Copyright © 2020 Nathalie Kopaczewski <natkopa@gmail.com> * Copyright © 2020 Nathalie Kopaczewski <natkopa@gmail.com>
* *
@ -277,10 +277,25 @@ __mesabi_imod (long a, long b)
return result.rem; return result.rem;
} }
int long
__mesabi_idiv (int a, int b) __mesabi_idiv (long a, long b)
{ {
struct ldiv_t result; struct ldiv_t result;
__mesabi_ldiv (a, b, &result); __mesabi_ldiv (a, b, &result);
return result.quot; return result.quot;
} }
unsigned long
__mesabi_umod (unsigned long a, unsigned long b)
{
unsigned long result;
__mesabi_uldiv (a, b, &result);
return result;
}
unsigned long
__mesabi_udiv (unsigned long a, unsigned long b)
{
unsigned long result;
return __mesabi_uldiv (a, b, &result);
}