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| author | Guenter Roeck <linux@roeck-us.net> | 2013-08-30 15:01:49 +0200 |
|---|---|---|
| committer | Guenter Roeck <linux@roeck-us.net> | 2013-09-17 03:19:04 +0200 |
| commit | 4b08478422040ae8cb11acc15d51f1cdb0ac39c8 (patch) | |
| tree | 79718cea7b73f175d64e4c2073ea2585a7bd2337 /arch/h8300/lib/memcpy.S | |
| parent | Linux 3.12-rc1 (diff) | |
| download | linux-4b08478422040ae8cb11acc15d51f1cdb0ac39c8.tar.xz linux-4b08478422040ae8cb11acc15d51f1cdb0ac39c8.zip | |
Drop support for Renesas H8/300 (h8300) architecture
H8/300 has been dead for several years, and the kernel for it
has not compiled for ages. Drop support for it.
Cc: Yoshinori Sato <ysato@users.sourceforge.jp>
Acked-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Signed-off-by: Guenter Roeck <linux@roeck-us.net>
Diffstat (limited to 'arch/h8300/lib/memcpy.S')
| -rw-r--r-- | arch/h8300/lib/memcpy.S | 84 |
1 files changed, 0 insertions, 84 deletions
diff --git a/arch/h8300/lib/memcpy.S b/arch/h8300/lib/memcpy.S deleted file mode 100644 index cad325e2c0e8..000000000000 --- a/arch/h8300/lib/memcpy.S +++ /dev/null @@ -1,84 +0,0 @@ -;;; memcpy.S - -#include <asm/linkage.h> - -#if defined(__H8300H__) - .h8300h -#endif -#if defined(__H8300S__) - .h8300s -#endif - - .text -.global _memcpy - -;;; void *memcpy(void *to, void *from, size_t n) -_memcpy: - mov.l er2,er2 - bne 1f - rts -1: - ;; address check - bld #0,r0l - bxor #0,r1l - bcs 4f - mov.l er4,@-sp - mov.l er0,@-sp - btst #0,r0l - beq 1f - ;; (aligned even) odd address - mov.b @er1,r3l - mov.b r3l,@er0 - adds #1,er1 - adds #1,er0 - dec.l #1,er2 - beq 3f -1: - ;; n < sizeof(unsigned long) check - sub.l er4,er4 - adds #4,er4 ; loop count check value - cmp.l er4,er2 - blo 2f - ;; unsigned long copy -1: - mov.l @er1,er3 - mov.l er3,@er0 - adds #4,er0 - adds #4,er1 - subs #4,er2 - cmp.l er4,er2 - bcc 1b - ;; rest -2: - mov.l er2,er2 - beq 3f -1: - mov.b @er1,r3l - mov.b r3l,@er0 - adds #1,er1 - adds #1,er0 - dec.l #1,er2 - bne 1b -3: - mov.l @sp+,er0 - mov.l @sp+,er4 - rts - - ;; odd <- even / even <- odd -4: - mov.l er4,er3 - mov.l er2,er4 - mov.l er5,er2 - mov.l er1,er5 - mov.l er6,er1 - mov.l er0,er6 -1: - eepmov.w - mov.w r4,r4 - bne 1b - dec.w #1,e4 - bpl 1b - mov.l er1,er6 - mov.l er2,er5 - mov.l er3,er4 - rts |