Add qemu 2.4.0

[kvmfornfv.git] / qemu / roms / u-boot / arch / sh / include / asm / string.h

diff --git a/qemu/roms/u-boot/arch/sh/include/asm/string.h b/qemu/roms/u-boot/arch/sh/include/asm/string.h
new file mode 100644 (file)
index 0000000..27d981b
--- /dev/null
+++ b/qemu/roms/u-boot/arch/sh/include/asm/string.h
@@ -0,0 +1,162 @@
+#ifndef __ASM_SH_STRING_H
+#define __ASM_SH_STRING_H
+
+/*
+ * Copyright (C) 1999 Niibe Yutaka
+ * But consider these trivial functions to be public domain.
+ *
+ * from linux kernel code.
+ */
+
+#ifdef __KERNEL__               /* only set these up for kernel code */
+
+#define __HAVE_ARCH_STRCPY
+static inline char *strcpy(char *__dest, const char *__src)
+{
+       register char *__xdest = __dest;
+       unsigned long __dummy;
+
+       __asm__ __volatile__("1:\n\t"
+                            "mov.b     @%1+, %2\n\t"
+                            "mov.b     %2, @%0\n\t"
+                            "cmp/eq    #0, %2\n\t"
+                            "bf/s      1b\n\t"
+                            " add      #1, %0\n\t"
+                            : "=r" (__dest), "=r" (__src), "=&z" (__dummy)
+                            : "0" (__dest), "1" (__src)
+                            : "memory", "t");
+
+       return __xdest;
+}
+
+#define __HAVE_ARCH_STRNCPY
+static inline char *strncpy(char *__dest, const char *__src, size_t __n)
+{
+       register char *__xdest = __dest;
+       unsigned long __dummy;
+
+       if (__n == 0)
+               return __xdest;
+
+       __asm__ __volatile__(
+               "1:\n"
+               "mov.b  @%1+, %2\n\t"
+               "mov.b  %2, @%0\n\t"
+               "cmp/eq #0, %2\n\t"
+               "bt/s   2f\n\t"
+               " cmp/eq        %5,%1\n\t"
+               "bf/s   1b\n\t"
+               " add   #1, %0\n"
+               "2:"
+               : "=r" (__dest), "=r" (__src), "=&z" (__dummy)
+               : "0" (__dest), "1" (__src), "r" (__src+__n)
+               : "memory", "t");
+
+       return __xdest;
+}
+
+#define __HAVE_ARCH_STRCMP
+static inline int strcmp(const char *__cs, const char *__ct)
+{
+       register int __res;
+       unsigned long __dummy;
+
+       __asm__ __volatile__(
+               "mov.b  @%1+, %3\n"
+               "1:\n\t"
+               "mov.b  @%0+, %2\n\t"
+               "cmp/eq #0, %3\n\t"
+               "bt     2f\n\t"
+               "cmp/eq %2, %3\n\t"
+               "bt/s   1b\n\t"
+               " mov.b @%1+, %3\n\t"
+               "add    #-2, %1\n\t"
+               "mov.b  @%1, %3\n\t"
+               "sub    %3, %2\n"
+               "2:"
+               : "=r" (__cs), "=r" (__ct), "=&r" (__res), "=&z" (__dummy)
+               : "0" (__cs), "1" (__ct)
+               : "t");
+
+       return __res;
+}
+
+#define __HAVE_ARCH_STRNCMP
+static inline int strncmp(const char *__cs, const char *__ct, size_t __n)
+{
+       register int __res;
+       unsigned long __dummy;
+
+       if (__n == 0)
+               return 0;
+
+       __asm__ __volatile__(
+               "mov.b  @%1+, %3\n"
+               "1:\n\t"
+               "mov.b  @%0+, %2\n\t"
+               "cmp/eq %6, %0\n\t"
+               "bt/s   2f\n\t"
+               " cmp/eq #0, %3\n\t"
+               "bt/s   3f\n\t"
+               " cmp/eq %3, %2\n\t"
+               "bt/s   1b\n\t"
+               " mov.b @%1+, %3\n\t"
+               "add    #-2, %1\n\t"
+               "mov.b  @%1, %3\n"
+               "2:\n\t"
+               "sub    %3, %2\n"
+               "3:"
+               :"=r" (__cs), "=r" (__ct), "=&r" (__res), "=&z" (__dummy)
+               : "0" (__cs), "1" (__ct), "r" (__cs+__n)
+               : "t");
+
+       return __res;
+}
+
+#undef __HAVE_ARCH_MEMSET
+extern void *memset(void *__s, int __c, size_t __count);
+
+#undef __HAVE_ARCH_MEMCPY
+extern void *memcpy(void *__to, __const__ void *__from, size_t __n);
+
+#undef __HAVE_ARCH_MEMMOVE
+extern void *memmove(void *__dest, __const__ void *__src, size_t __n);
+
+#undef __HAVE_ARCH_MEMCHR
+extern void *memchr(const void *__s, int __c, size_t __n);
+
+#undef __HAVE_ARCH_STRLEN
+extern size_t strlen(const char *);
+
+/* arch/sh/lib/strcasecmp.c */
+extern int strcasecmp(const char *, const char *);
+
+#else                           /* KERNEL */
+
+/*
+ * let user libraries deal with these,
+ * IMHO the kernel has no place defining these functions for user apps
+ */
+
+#define __HAVE_ARCH_STRCPY      1
+#define __HAVE_ARCH_STRNCPY     1
+#define __HAVE_ARCH_STRCAT      1
+#define __HAVE_ARCH_STRNCAT     1
+#define __HAVE_ARCH_STRCMP      1
+#define __HAVE_ARCH_STRNCMP     1
+#define __HAVE_ARCH_STRNICMP    1
+#define __HAVE_ARCH_STRCHR      1
+#define __HAVE_ARCH_STRRCHR     1
+#define __HAVE_ARCH_STRSTR      1
+#define __HAVE_ARCH_STRLEN      1
+#define __HAVE_ARCH_STRNLEN     1
+#define __HAVE_ARCH_MEMSET      1
+#define __HAVE_ARCH_MEMCPY      1
+#define __HAVE_ARCH_MEMMOVE     1
+#define __HAVE_ARCH_MEMSCAN     1
+#define __HAVE_ARCH_MEMCMP      1
+#define __HAVE_ARCH_MEMCHR      1
+#define __HAVE_ARCH_STRTOK      1
+
+#endif /* KERNEL */
+#endif /* __ASM_SH_STRING_H */