From: Max Filippov <jcmvbkbc@gmail.com>
Date: Fri, 9 Jun 2023 04:36:37 +0000 (-0700)
Subject: xtensa: drop bcopy implementation
X-Git-Tag: v6.5-rc1~192^2~10
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=e7cb083891e42493d07e9e597f837ff622f892ea;p=thirdparty%2Fkernel%2Flinux.git

xtensa: drop bcopy implementation

bcopy is not exported and there's no in-tree users of this function.
Drop it.

Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
---

diff --git a/arch/xtensa/include/asm/string.h b/arch/xtensa/include/asm/string.h
index 89b51a0c752f4..ffce43513fa29 100644
--- a/arch/xtensa/include/asm/string.h
+++ b/arch/xtensa/include/asm/string.h
@@ -118,9 +118,6 @@ extern void *__memcpy(void *__to, __const__ void *__from, size_t __n);
 extern void *memmove(void *__dest, __const__ void *__src, size_t __n);
 extern void *__memmove(void *__dest, __const__ void *__src, size_t __n);
 
-/* Don't build bcopy at all ...  */
-#define __HAVE_ARCH_BCOPY
-
 #if defined(CONFIG_KASAN) && !defined(__SANITIZE_ADDRESS__)
 
 /*
diff --git a/arch/xtensa/lib/memcopy.S b/arch/xtensa/lib/memcopy.S
index b20d206bcb719..98c3662bed8cb 100644
--- a/arch/xtensa/lib/memcopy.S
+++ b/arch/xtensa/lib/memcopy.S
@@ -274,21 +274,6 @@ WEAK(memcpy)
 
 ENDPROC(__memcpy)
 
-/*
- * void bcopy(const void *src, void *dest, size_t n);
- */
-
-ENTRY(bcopy)
-
-	abi_entry_default
-	# a2=src, a3=dst, a4=len
-	mov	a5, a3
-	mov	a3, a2
-	mov	a2, a5
-	j	.Lmovecommon	# go to common code for memmove+bcopy
-
-ENDPROC(bcopy)
-
 /*
  * void *memmove(void *dst, const void *src, size_t len);
  *