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-rw-r--r--arch/sparc/lib/strlen_user_32.S109
1 files changed, 0 insertions, 109 deletions
diff --git a/arch/sparc/lib/strlen_user_32.S b/arch/sparc/lib/strlen_user_32.S
deleted file mode 100644
index 8c8a371df3c..00000000000
--- a/arch/sparc/lib/strlen_user_32.S
+++ /dev/null
@@ -1,109 +0,0 @@
-/* strlen_user.S: Sparc 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 David S. Miller (davem@caip.rutgers.edu)
- * Copyright (C) 1996 Jakub Jelinek (jj@sunsite.mff.cuni.cz)
- */
-
-#define LO_MAGIC 0x01010101
-#define HI_MAGIC 0x80808080
-
-10:
- ldub [%o0], %o5
- cmp %o5, 0
- be 1f
- add %o0, 1, %o0
- andcc %o0, 3, %g0
- be 4f
- or %o4, %lo(HI_MAGIC), %o3
-11:
- ldub [%o0], %o5
- cmp %o5, 0
- be 2f
- add %o0, 1, %o0
- andcc %o0, 3, %g0
- be 5f
- sethi %hi(LO_MAGIC), %o4
-12:
- ldub [%o0], %o5
- cmp %o5, 0
- be 3f
- add %o0, 1, %o0
- b 13f
- or %o4, %lo(LO_MAGIC), %o2
-1:
- retl
- mov 1, %o0
-2:
- retl
- mov 2, %o0
-3:
- retl
- mov 3, %o0
-
- .align 4
- .global __strlen_user, __strnlen_user
-__strlen_user:
- sethi %hi(32768), %o1
-__strnlen_user:
- mov %o1, %g1
- mov %o0, %o1
- andcc %o0, 3, %g0
- bne 10b
- sethi %hi(HI_MAGIC), %o4
- or %o4, %lo(HI_MAGIC), %o3
-4:
- sethi %hi(LO_MAGIC), %o4
-5:
- or %o4, %lo(LO_MAGIC), %o2
-13:
- ld [%o0], %o5
-2:
- sub %o5, %o2, %o4
- andcc %o4, %o3, %g0
- bne 82f
- add %o0, 4, %o0
- sub %o0, %o1, %g2
-81: cmp %g2, %g1
- blu 13b
- mov %o0, %o4
- ba,a 1f
-
- /* Check every byte. */
-82: srl %o5, 24, %g5
- andcc %g5, 0xff, %g0
- be 1f
- add %o0, -3, %o4
- srl %o5, 16, %g5
- andcc %g5, 0xff, %g0
- be 1f
- add %o4, 1, %o4
- srl %o5, 8, %g5
- andcc %g5, 0xff, %g0
- be 1f
- add %o4, 1, %o4
- andcc %o5, 0xff, %g0
- bne 81b
- sub %o0, %o1, %g2
-
- add %o4, 1, %o4
-1:
- retl
- sub %o4, %o1, %o0
-
- .section .fixup,#alloc,#execinstr
- .align 4
-9:
- retl
- clr %o0
-
- .section __ex_table,#alloc
- .align 4
-
- .word 10b, 9b
- .word 11b, 9b
- .word 12b, 9b
- .word 13b, 9b