diff options
author | Ralf Baechle <ralf@linux-mips.org> | 1997-01-07 02:33:00 +0000 |
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committer | <ralf@linux-mips.org> | 1997-01-07 02:33:00 +0000 |
commit | beb116954b9b7f3bb56412b2494b562f02b864b1 (patch) | |
tree | 120e997879884e1b9d93b265221b939d2ef1ade1 /include/asm-sparc/unaligned.h | |
parent | 908d4681a1dc3792ecafbe64265783a86c4cccb6 (diff) |
Import of Linux/MIPS 2.1.14
Diffstat (limited to 'include/asm-sparc/unaligned.h')
-rw-r--r-- | include/asm-sparc/unaligned.h | 19 |
1 files changed, 19 insertions, 0 deletions
diff --git a/include/asm-sparc/unaligned.h b/include/asm-sparc/unaligned.h new file mode 100644 index 000000000..470b8fe59 --- /dev/null +++ b/include/asm-sparc/unaligned.h @@ -0,0 +1,19 @@ +#ifndef _ASM_SPARC_UNALIGNED_H_ +#define _ASM_SPARC_UNALIGNED_H_ + +/* Sparc can't handle unaligned accesses. */ + +#include <asm/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_SPARC_UNALIGNED_H */ |