File: unaligned.h

package info (click to toggle)
kernel-source-sparc-2.2.1 2.2.1
  • links: PTS
  • area: main
  • in suites: slink
  • size: 62,800 kB
  • ctags: 188,320
  • sloc: ansic: 1,114,164; asm: 49,922; makefile: 8,272; sh: 1,831; perl: 1,584; tcl: 409; lisp: 218; cpp: 186; awk: 133; sed: 72
file content (19 lines) | stat: -rw-r--r-- 506 bytes parent folder | download | duplicates (20) 
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
 
#ifndef _ASM_SPARC64_UNALIGNED_H_
#define _ASM_SPARC64_UNALIGNED_H_

/* Sparc can't handle unaligned accesses. */

#include <linux/string.h>


/* Use memmove here, so gcc does not insert a __builtin_memcpy. */

#define get_unaligned(ptr) \
  ({ __typeof__(*(ptr)) __tmp; memmove(&__tmp, (ptr), sizeof(*(ptr))); __tmp; })

#define put_unaligned(val, ptr)				\
  ({ __typeof__(*(ptr)) __tmp = (val);			\
     memmove((ptr), &__tmp, sizeof(*(ptr)));		\
     (void)0; })

#endif /* _ASM_SPARC64_UNALIGNED_H */