glibc/sysdeps/powerpc/sotruss-lib.c

70 lines
2.3 KiB
C

/* PowerPC specific sotruss-lib functions.
Copyright (C) 2013 Free Software Foundation, Inc.
This file is part of the GNU C Library.
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library. If not, see
<http://www.gnu.org/licenses/>. */
#define HAVE_ARCH_PLTENTER
#define HAVE_ARCH_PLTEXIT
#include <elf/sotruss-lib.c>
#ifdef __powerpc64__
# if _CALL_ELF != 2
# define LA_PPC_REGS La_ppc64_regs
# define LA_PPC_RETVAL La_ppc64_retval
# define LA_PPC_GNU_PLTENTER la_ppc64_gnu_pltenter
# define LA_PPC_GNU_PLTEXIT la_ppc64_gnu_pltexit
# else
# define LA_PPC_REGS La_ppc64v2_regs
# define LA_PPC_RETVAL La_ppc64v2_retval
# define LA_PPC_GNU_PLTENTER la_ppc64v2_gnu_pltenter
# define LA_PPC_GNU_PLTEXIT la_ppc64v2_gnu_pltexit
# endif
# else
# define LA_PPC_REGS La_ppc32_regs
# define LA_PPC_RETVAL La_ppc32_retval
# define LA_PPC_GNU_PLTENTER la_ppc32_gnu_pltenter
# define LA_PPC_GNU_PLTEXIT la_ppc32_gnu_pltexit
#endif
ElfW(Addr)
LA_PPC_GNU_PLTENTER (ElfW(Sym) *sym __attribute__ ((unused)),
unsigned int ndx __attribute__ ((unused)),
uintptr_t *refcook, uintptr_t *defcook,
LA_PPC_REGS *regs, unsigned int *flags,
const char *symname, long int *framesizep)
{
print_enter (refcook, defcook, symname,
regs->lr_reg[0], regs->lr_reg[1], regs->lr_reg[2], *flags);
/* No need to copy anything, we will not need the parameters in any case. */
*framesizep = 0;
return sym->st_value;
}
unsigned int
LA_PPC_GNU_PLTEXIT (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook,
uintptr_t *defcook,
const struct LA_PPC_REGS *inregs,
struct LA_PPC_RETVAL *outregs, const char *symname)
{
print_exit (refcook, defcook, symname, outregs->lrv_r3);
return 0;
}