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[sparc] unify 32bit and 64bit string.h

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Acked-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
This commit is contained in:
Al Viro 2016-01-17 13:09:11 -05:00
parent d3867f0483
commit 70a6fcf328
4 changed files with 34 additions and 105 deletions
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34
arch/sparc/include/asm/string.h
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@ -5,4 +5,38 @@
#else #else
#include <asm/string_32.h> #include <asm/string_32.h>
#endif #endif
/* First the mem*() things. */
#define __HAVE_ARCH_MEMMOVE
void *memmove(void *, const void *, __kernel_size_t);
#define __HAVE_ARCH_MEMCPY
#define memcpy(t, f, n) __builtin_memcpy(t, f, n)
#define __HAVE_ARCH_MEMSET
#define memset(s, c, count) __builtin_memset(s, c, count)
#define __HAVE_ARCH_MEMSCAN
#define memscan(__arg0, __char, __arg2) \
({ \
void *__memscan_zero(void *, size_t); \
void *__memscan_generic(void *, int, size_t); \
void *__retval, *__addr = (__arg0); \
size_t __size = (__arg2); \
\
if(__builtin_constant_p(__char) && !(__char)) \
__retval = __memscan_zero(__addr, __size); \
else \
__retval = __memscan_generic(__addr, (__char), __size); \
\
__retval; \
})
#define __HAVE_ARCH_MEMCMP
int memcmp(const void *,const void *,__kernel_size_t);
#define __HAVE_ARCH_STRNCMP
int strncmp(const char *, const char *, __kernel_size_t);
#endif #endif

56
arch/sparc/include/asm/string_32.h
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@ -11,60 +11,4 @@
#include <asm/page.h> #include <asm/page.h>
/* Really, userland/ksyms should not see any of this stuff. */
#ifdef __KERNEL__
void __memmove(void *,const void *,__kernel_size_t);
#ifndef EXPORT_SYMTAB_STROPS
/* First the mem*() things. */
#define __HAVE_ARCH_MEMMOVE
#undef memmove
#define memmove(_to, _from, _n) \
({ \
void *_t = (_to); \
__memmove(_t, (_from), (_n)); \
_t; \
})
#define __HAVE_ARCH_MEMCPY
#define memcpy(t, f, n) __builtin_memcpy(t, f, n)
#define __HAVE_ARCH_MEMSET
#define memset(s, c, count) __builtin_memset(s, c, count)
#define __HAVE_ARCH_MEMSCAN
#undef memscan
#define memscan(__arg0, __char, __arg2) \
({ \
void *__memscan_zero(void *, size_t); \
void *__memscan_generic(void *, int, size_t); \
void *__retval, *__addr = (__arg0); \
size_t __size = (__arg2); \
\
if(__builtin_constant_p(__char) && !(__char)) \
__retval = __memscan_zero(__addr, __size); \
else \
__retval = __memscan_generic(__addr, (__char), __size); \
\
__retval; \
})
#define __HAVE_ARCH_MEMCMP
int memcmp(const void *,const void *,__kernel_size_t);
/* Now the str*() stuff... */
#define __HAVE_ARCH_STRLEN
__kernel_size_t strlen(const char *);
#define __HAVE_ARCH_STRNCMP
int strncmp(const char *, const char *, __kernel_size_t);
#endif /* !EXPORT_SYMTAB_STROPS */
#endif /* __KERNEL__ */
#endif /* !(__SPARC_STRING_H__) */ #endif /* !(__SPARC_STRING_H__) */

44
arch/sparc/include/asm/string_64.h
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@ -9,54 +9,10 @@
#ifndef __SPARC64_STRING_H__ #ifndef __SPARC64_STRING_H__
#define __SPARC64_STRING_H__ #define __SPARC64_STRING_H__
/* Really, userland/ksyms should not see any of this stuff. */
#ifdef __KERNEL__
#include <asm/asi.h> #include <asm/asi.h>
#ifndef EXPORT_SYMTAB_STROPS
/* First the mem*() things. */
#define __HAVE_ARCH_MEMMOVE
void *memmove(void *, const void *, __kernel_size_t);
#define __HAVE_ARCH_MEMCPY
#define memcpy(t, f, n) __builtin_memcpy(t, f, n)
#define __HAVE_ARCH_MEMSET
#define memset(s, c, count) __builtin_memset(s, c, count)
#define __HAVE_ARCH_MEMSCAN
#undef memscan
#define memscan(__arg0, __char, __arg2) \
({ \
void *__memscan_zero(void *, size_t); \
void *__memscan_generic(void *, int, size_t); \
void *__retval, *__addr = (__arg0); \
size_t __size = (__arg2); \
\
if(__builtin_constant_p(__char) && !(__char)) \
__retval = __memscan_zero(__addr, __size); \
else \
__retval = __memscan_generic(__addr, (__char), __size); \
\
__retval; \
})
#define __HAVE_ARCH_MEMCMP
int memcmp(const void *,const void *,__kernel_size_t);
/* Now the str*() stuff... */ /* Now the str*() stuff... */
#define __HAVE_ARCH_STRLEN #define __HAVE_ARCH_STRLEN
__kernel_size_t strlen(const char *); __kernel_size_t strlen(const char *);
#define __HAVE_ARCH_STRNCMP
int strncmp(const char *, const char *, __kernel_size_t);
#endif /* !EXPORT_SYMTAB_STROPS */
#endif /* __KERNEL__ */
#endif /* !(__SPARC64_STRING_H__) */ #endif /* !(__SPARC64_STRING_H__) */

5
arch/sparc/lib/memcpy.S
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@ -141,11 +141,6 @@ x:
retl retl
nop ! Only bcopy returns here and it retuns void... nop ! Only bcopy returns here and it retuns void...
#ifdef __KERNEL__
FUNC(amemmove)
FUNC(__memmove)
EXPORT_SYMBOL(__memmove)
#endif
FUNC(memmove) FUNC(memmove)
EXPORT_SYMBOL(memmove) EXPORT_SYMBOL(memmove)
cmp %o0, %o1 cmp %o0, %o1