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Diffstat (limited to 'arch/h8300/include/asm/bitops.h')
-rw-r--r--arch/h8300/include/asm/bitops.h179
1 files changed, 0 insertions, 179 deletions
diff --git a/arch/h8300/include/asm/bitops.h b/arch/h8300/include/asm/bitops.h
deleted file mode 100644
index 4489e3d6edd3..000000000000
--- a/arch/h8300/include/asm/bitops.h
+++ /dev/null
@@ -1,179 +0,0 @@
-/* SPDX-License-Identifier: GPL-2.0 */
-#ifndef _H8300_BITOPS_H
-#define _H8300_BITOPS_H
-
-/*
- * Copyright 1992, Linus Torvalds.
- * Copyright 2002, Yoshinori Sato
- */
-
-#include <linux/compiler.h>
-
-#include <asm-generic/bitops/fls.h>
-#include <asm-generic/bitops/__fls.h>
-#include <asm-generic/bitops/fls64.h>
-
-#ifdef __KERNEL__
-
-#ifndef _LINUX_BITOPS_H
-#error only <linux/bitops.h> can be included directly
-#endif
-
-/*
- * Function prototypes to keep gcc -Wall happy
- */
-
-/*
- * ffz = Find First Zero in word. Undefined if no zero exists,
- * so code should check against ~0UL first..
- */
-static inline unsigned long ffz(unsigned long word)
-{
- unsigned long result;
-
- result = -1;
- __asm__("1:\n\t"
- "shlr.l %1\n\t"
- "adds #1,%0\n\t"
- "bcs 1b"
- : "=r"(result),"=r"(word)
- : "0"(result), "1"(word));
- return result;
-}
-
-#define H8300_GEN_BITOP(FNAME, OP) \
-static inline void FNAME(int nr, volatile unsigned long *addr) \
-{ \
- unsigned char *b_addr; \
- unsigned char bit = nr & 7; \
- \
- b_addr = (unsigned char *)addr + ((nr >> 3) ^ 3); \
- if (__builtin_constant_p(nr)) { \
- __asm__(OP " %1,%0" : "+WU"(*b_addr) : "i"(nr & 7)); \
- } else { \
- __asm__(OP " %s1,%0" : "+WU"(*b_addr) : "r"(bit)); \
- } \
-}
-
-H8300_GEN_BITOP(set_bit, "bset")
-H8300_GEN_BITOP(clear_bit, "bclr")
-H8300_GEN_BITOP(change_bit, "bnot")
-#define __set_bit(nr, addr) set_bit((nr), (addr))
-#define __clear_bit(nr, addr) clear_bit((nr), (addr))
-#define __change_bit(nr, addr) change_bit((nr), (addr))
-
-#undef H8300_GEN_BITOP
-
-static inline int test_bit(int nr, const volatile unsigned long *addr)
-{
- int ret = 0;
- unsigned char *b_addr;
- unsigned char bit = nr & 7;
-
- b_addr = (unsigned char *)addr + ((nr >> 3) ^ 3);
- if (__builtin_constant_p(nr)) {
- __asm__("bld %Z2,%1\n\t"
- "rotxl %0\n\t"
- : "=r"(ret)
- : "WU"(*b_addr), "i"(nr & 7), "0"(ret) : "cc");
- } else {
- __asm__("btst %w2,%1\n\t"
- "beq 1f\n\t"
- "inc.l #1,%0\n"
- "1:"
- : "=r"(ret)
- : "WU"(*b_addr), "r"(bit), "0"(ret) : "cc");
- }
- return ret;
-}
-
-#define __test_bit(nr, addr) test_bit(nr, addr)
-
-#define H8300_GEN_TEST_BITOP(FNNAME, OP) \
-static inline int FNNAME(int nr, void *addr) \
-{ \
- int retval = 0; \
- char ccrsave; \
- unsigned char *b_addr; \
- unsigned char bit = nr & 7; \
- \
- b_addr = (unsigned char *)addr + ((nr >> 3) ^ 3); \
- if (__builtin_constant_p(nr)) { \
- __asm__("stc ccr,%s2\n\t" \
- "orc #0x80,ccr\n\t" \
- "bld %4,%1\n\t" \
- OP " %4,%1\n\t" \
- "rotxl.l %0\n\t" \
- "ldc %s2,ccr" \
- : "=r"(retval), "+WU" (*b_addr), "=&r"(ccrsave) \
- : "0"(retval), "i"(nr & 7) : "cc"); \
- } else { \
- __asm__("stc ccr,%t3\n\t" \
- "orc #0x80,ccr\n\t" \
- "btst %s3,%1\n\t" \
- OP " %s3,%1\n\t" \
- "beq 1f\n\t" \
- "inc.l #1,%0\n\t" \
- "1:\n" \
- "ldc %t3,ccr" \
- : "=r"(retval), "+WU" (*b_addr) \
- : "0" (retval), "r"(bit) : "cc"); \
- } \
- return retval; \
-} \
- \
-static inline int __ ## FNNAME(int nr, void *addr) \
-{ \
- int retval = 0; \
- unsigned char *b_addr; \
- unsigned char bit = nr & 7; \
- \
- b_addr = (unsigned char *)addr + ((nr >> 3) ^ 3); \
- if (__builtin_constant_p(nr)) { \
- __asm__("bld %3,%1\n\t" \
- OP " %3,%1\n\t" \
- "rotxl.l %0\n\t" \
- : "=r"(retval), "+WU"(*b_addr) \
- : "0" (retval), "i"(nr & 7)); \
- } else { \
- __asm__("btst %s3,%1\n\t" \
- OP " %s3,%1\n\t" \
- "beq 1f\n\t" \
- "inc.l #1,%0\n\t" \
- "1:" \
- : "=r"(retval), "+WU"(*b_addr) \
- : "0" (retval), "r"(bit)); \
- } \
- return retval; \
-}
-
-H8300_GEN_TEST_BITOP(test_and_set_bit, "bset")
-H8300_GEN_TEST_BITOP(test_and_clear_bit, "bclr")
-H8300_GEN_TEST_BITOP(test_and_change_bit, "bnot")
-#undef H8300_GEN_TEST_BITOP
-
-#include <asm-generic/bitops/ffs.h>
-
-static inline unsigned long __ffs(unsigned long word)
-{
- unsigned long result;
-
- result = -1;
- __asm__("1:\n\t"
- "shlr.l %1\n\t"
- "adds #1,%0\n\t"
- "bcc 1b"
- : "=r" (result),"=r"(word)
- : "0"(result), "1"(word));
- return result;
-}
-
-#include <asm-generic/bitops/sched.h>
-#include <asm-generic/bitops/hweight.h>
-#include <asm-generic/bitops/lock.h>
-#include <asm-generic/bitops/le.h>
-#include <asm-generic/bitops/ext2-atomic.h>
-
-#endif /* __KERNEL__ */
-
-#endif /* _H8300_BITOPS_H */