Merge branch 'merge' of git://git.kernel.org/pub/scm/linux/kernel/git/paulus/powerpc
[linux-2.6] / arch / sparc / lib / GENcopy_from_user.S
1 /* GENcopy_from_user.S: Generic sparc64 copy from userspace.
2  *
3  * Copyright (C) 2007 David S. Miller (davem@davemloft.net)
4  */
5
6 #define EX_LD(x)                \
7 98:     x;                      \
8         .section __ex_table,"a";\
9         .align 4;               \
10         .word 98b, __retl_one;  \
11         .text;                  \
12         .align 4;
13
14 #ifndef ASI_AIUS
15 #define ASI_AIUS        0x11
16 #endif
17
18 #define FUNC_NAME               GENcopy_from_user
19 #define LOAD(type,addr,dest)    type##a [addr] ASI_AIUS, dest
20 #define EX_RETVAL(x)            0
21
22 #ifdef __KERNEL__
23 #define PREAMBLE                                        \
24         rd              %asi, %g1;                      \
25         cmp             %g1, ASI_AIUS;                  \
26         bne,pn          %icc, ___copy_in_user;          \
27          nop
28 #endif
29
30 #include "GENmemcpy.S"