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-rw-r--r--arch/sparc/lib/strlen_user_64.S97
1 files changed, 0 insertions, 97 deletions
diff --git a/arch/sparc/lib/strlen_user_64.S b/arch/sparc/lib/strlen_user_64.S
deleted file mode 100644
index c3df71fa4928..000000000000
--- a/arch/sparc/lib/strlen_user_64.S
+++ /dev/null
@@ -1,97 +0,0 @@
-/* strlen_user.S: Sparc64 optimized strlen_user code
- *
- * Return length of string in userspace including terminating 0
- * or 0 for error
- *
- * Copyright (C) 1991,1996 Free Software Foundation
- * Copyright (C) 1996,1999 David S. Miller (davem@redhat.com)
- * Copyright (C) 1996,1997 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
- */
-
-#include <linux/linkage.h>
-#include <asm/asi.h>
-
-#define LO_MAGIC 0x01010101
-#define HI_MAGIC 0x80808080
-
- .align 4
-ENTRY(__strlen_user)
- sethi %hi(32768), %o1
-ENTRY(__strnlen_user)
- mov %o1, %g1
- mov %o0, %o1
- andcc %o0, 3, %g0
- be,pt %icc, 9f
- sethi %hi(HI_MAGIC), %o4
-10: lduba [%o0] %asi, %o5
- brz,pn %o5, 21f
- add %o0, 1, %o0
- andcc %o0, 3, %g0
- be,pn %icc, 4f
- or %o4, %lo(HI_MAGIC), %o3
-11: lduba [%o0] %asi, %o5
- brz,pn %o5, 22f
- add %o0, 1, %o0
- andcc %o0, 3, %g0
- be,pt %icc, 13f
- srl %o3, 7, %o2
-12: lduba [%o0] %asi, %o5
- brz,pn %o5, 23f
- add %o0, 1, %o0
- ba,pt %icc, 2f
-15: lda [%o0] %asi, %o5
-9: or %o4, %lo(HI_MAGIC), %o3
-4: srl %o3, 7, %o2
-13: lda [%o0] %asi, %o5
-2: sub %o5, %o2, %o4
- andcc %o4, %o3, %g0
- bne,pn %icc, 82f
- add %o0, 4, %o0
- sub %o0, %o1, %g2
-81: cmp %g2, %g1
- blu,pt %icc, 13b
- mov %o0, %o4
- ba,a,pt %xcc, 1f
-
- /* Check every byte. */
-82: srl %o5, 24, %g7
- andcc %g7, 0xff, %g0
- be,pn %icc, 1f
- add %o0, -3, %o4
- srl %o5, 16, %g7
- andcc %g7, 0xff, %g0
- be,pn %icc, 1f
- add %o4, 1, %o4
- srl %o5, 8, %g7
- andcc %g7, 0xff, %g0
- be,pn %icc, 1f
- add %o4, 1, %o4
- andcc %o5, 0xff, %g0
- bne,pt %icc, 81b
- sub %o0, %o1, %g2
- add %o4, 1, %o4
-1: retl
- sub %o4, %o1, %o0
-21: retl
- mov 1, %o0
-22: retl
- mov 2, %o0
-23: retl
- mov 3, %o0
-ENDPROC(__strlen_user)
-ENDPROC(__strnlen_user)
-
- .section .fixup,#alloc,#execinstr
- .align 4
-30:
- retl
- clr %o0
-
- .section __ex_table,"a"
- .align 4
-
- .word 10b, 30b
- .word 11b, 30b
- .word 12b, 30b
- .word 15b, 30b
- .word 13b, 30b