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Diffstat (limited to 'arch/sparc64/lib/GENmemcpy.S')
-rw-r--r--arch/sparc64/lib/GENmemcpy.S121
1 files changed, 0 insertions, 121 deletions
diff --git a/arch/sparc64/lib/GENmemcpy.S b/arch/sparc64/lib/GENmemcpy.S
deleted file mode 100644
index 89358ee94851..000000000000
--- a/arch/sparc64/lib/GENmemcpy.S
+++ /dev/null
@@ -1,121 +0,0 @@
-/* GENmemcpy.S: Generic sparc64 memcpy.
- *
- * Copyright (C) 2007 David S. Miller (davem@davemloft.net)
- */
-
-#ifdef __KERNEL__
-#define GLOBAL_SPARE %g7
-#else
-#define GLOBAL_SPARE %g5
-#endif
-
-#ifndef EX_LD
-#define EX_LD(x) x
-#endif
-
-#ifndef EX_ST
-#define EX_ST(x) x
-#endif
-
-#ifndef EX_RETVAL
-#define EX_RETVAL(x) x
-#endif
-
-#ifndef LOAD
-#define LOAD(type,addr,dest) type [addr], dest
-#endif
-
-#ifndef STORE
-#define STORE(type,src,addr) type src, [addr]
-#endif
-
-#ifndef FUNC_NAME
-#define FUNC_NAME GENmemcpy
-#endif
-
-#ifndef PREAMBLE
-#define PREAMBLE
-#endif
-
-#ifndef XCC
-#define XCC xcc
-#endif
-
- .register %g2,#scratch
- .register %g3,#scratch
-
- .text
- .align 64
-
- .globl FUNC_NAME
- .type FUNC_NAME,#function
-FUNC_NAME: /* %o0=dst, %o1=src, %o2=len */
- srlx %o2, 31, %g2
- cmp %g2, 0
- tne %XCC, 5
- PREAMBLE
- mov %o0, GLOBAL_SPARE
-
- cmp %o2, 0
- be,pn %XCC, 85f
- or %o0, %o1, %o3
- cmp %o2, 16
- blu,a,pn %XCC, 80f
- or %o3, %o2, %o3
-
- xor %o0, %o1, %o4
- andcc %o4, 0x7, %g0
- bne,a,pn %XCC, 90f
- sub %o0, %o1, %o3
-
- and %o0, 0x7, %o4
- sub %o4, 0x8, %o4
- sub %g0, %o4, %o4
- sub %o2, %o4, %o2
-1: subcc %o4, 1, %o4
- EX_LD(LOAD(ldub, %o1, %g1))
- EX_ST(STORE(stb, %g1, %o0))
- add %o1, 1, %o1
- bne,pt %XCC, 1b
- add %o0, 1, %o0
-
- andn %o2, 0x7, %g1
- sub %o2, %g1, %o2
-1: subcc %g1, 0x8, %g1
- EX_LD(LOAD(ldx, %o1, %g2))
- EX_ST(STORE(stx, %g2, %o0))
- add %o1, 0x8, %o1
- bne,pt %XCC, 1b
- add %o0, 0x8, %o0
-
- brz,pt %o2, 85f
- sub %o0, %o1, %o3
- ba,a,pt %XCC, 90f
-
- .align 64
-80: /* 0 < len <= 16 */
- andcc %o3, 0x3, %g0
- bne,pn %XCC, 90f
- sub %o0, %o1, %o3
-
-1:
- subcc %o2, 4, %o2
- EX_LD(LOAD(lduw, %o1, %g1))
- EX_ST(STORE(stw, %g1, %o1 + %o3))
- bgu,pt %XCC, 1b
- add %o1, 4, %o1
-
-85: retl
- mov EX_RETVAL(GLOBAL_SPARE), %o0
-
- .align 32
-90:
- subcc %o2, 1, %o2
- EX_LD(LOAD(ldub, %o1, %g1))
- EX_ST(STORE(stb, %g1, %o1 + %o3))
- bgu,pt %XCC, 90b
- add %o1, 1, %o1
- retl
- mov EX_RETVAL(GLOBAL_SPARE), %o0
-
- .size FUNC_NAME, .-FUNC_NAME