diff options
Diffstat (limited to 'libexec/rtld-elf/powerpc/rtld_machdep.h')
-rw-r--r-- | libexec/rtld-elf/powerpc/rtld_machdep.h | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/libexec/rtld-elf/powerpc/rtld_machdep.h b/libexec/rtld-elf/powerpc/rtld_machdep.h new file mode 100644 index 0000000..7e5e719 --- /dev/null +++ b/libexec/rtld-elf/powerpc/rtld_machdep.h @@ -0,0 +1,67 @@ +/*- + * Copyright (c) 1999, 2000 John D. Polstra. + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions + * are met: + * 1. Redistributions of source code must retain the above copyright + * notice, this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright + * notice, this list of conditions and the following disclaimer in the + * documentation and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE AUTHOR AND CONTRIBUTORS ``AS IS'' AND + * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHOR OR CONTRIBUTORS BE LIABLE + * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL + * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS + * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) + * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT + * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY + * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF + * SUCH DAMAGE. + * + * $FreeBSD$ + */ + +#ifndef RTLD_MACHDEP_H +#define RTLD_MACHDEP_H 1 + +#include <machine/atomic.h> + +#define atomic_incr_int(p) atomic_add_int((p), 1) +#define atomic_decr_int(p) atomic_subtract_int((p), 1) + +#define CACHE_LINE_SIZE 32 + +struct Struct_Obj_Entry; + +/* Return the address of the .dynamic section in the dynamic linker. */ +#define rtld_dynamic(obj) (&_DYNAMIC) + +Elf_Addr reloc_jmpslot(Elf_Addr *where, Elf_Addr target, + const struct Struct_Obj_Entry *defobj, + const struct Struct_Obj_Entry *obj, + const Elf_Rel *rel); + +#define make_function_pointer(def, defobj) \ + ((defobj)->relocbase + (def)->st_value) + +#define call_initfini_pointer(obj, target) \ + (((InitFunc)(target))()) + +/* + * Lazy binding entry point, called via PLT. + */ +void _rtld_bind_start(void); + +/* + * PLT functions. Not really correct prototypes, but the + * symbol values are needed. + */ +void _rtld_powerpc_pltresolve(void); +void _rtld_powerpc_pltcall(void); + +#endif |