diff options
Diffstat (limited to 'arch/powerpc/lib/string.S')
| -rw-r--r-- | arch/powerpc/lib/string.S | 46 |
1 files changed, 0 insertions, 46 deletions
diff --git a/arch/powerpc/lib/string.S b/arch/powerpc/lib/string.S index 0378def28d41..5343a88e619e 100644 --- a/arch/powerpc/lib/string.S +++ b/arch/powerpc/lib/string.S @@ -8,8 +8,6 @@ * as published by the Free Software Foundation; either version * 2 of the License, or (at your option) any later version. */ -#include <asm/processor.h> -#include <asm/errno.h> #include <asm/ppc_asm.h> #include <asm/export.h> #include <asm/cache.h> @@ -86,47 +84,3 @@ _GLOBAL(memchr) 2: li r3,0 blr EXPORT_SYMBOL(memchr) - -#ifdef CONFIG_PPC32 -_GLOBAL(__clear_user) - addi r6,r3,-4 - li r3,0 - li r5,0 - cmplwi 0,r4,4 - blt 7f - /* clear a single word */ -11: stwu r5,4(r6) - beqlr - /* clear word sized chunks */ - andi. r0,r6,3 - add r4,r0,r4 - subf r6,r0,r6 - srwi r0,r4,2 - andi. r4,r4,3 - mtctr r0 - bdz 7f -1: stwu r5,4(r6) - bdnz 1b - /* clear byte sized chunks */ -7: cmpwi 0,r4,0 - beqlr - mtctr r4 - addi r6,r6,3 -8: stbu r5,1(r6) - bdnz 8b - blr -90: mr r3,r4 - blr -91: mfctr r3 - slwi r3,r3,2 - add r3,r3,r4 - blr -92: mfctr r3 - blr - - EX_TABLE(11b, 90b) - EX_TABLE(1b, 91b) - EX_TABLE(8b, 92b) - -EXPORT_SYMBOL(__clear_user) -#endif |