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84 lines
2.8 KiB
84 lines
2.8 KiB
6 years ago
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commit 2393fc0119fa291ff01b7b912dda2069257c8600
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Author: Adhemerval Zanella <azanella@linux.vnet.ibm.com>
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Date: Wed Jan 15 11:05:00 2014 -0600
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PowerPC: sotruss-lib implementation
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This patch add the missing sotruss-lib interfaces for PowerPC.
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diff --git a/sysdeps/powerpc/sotruss-lib.c b/sysdeps/powerpc/sotruss-lib.c
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new file mode 100644
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index 0000000000000000..2e52053ed1a9fa4a
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--- /dev/null
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+++ b/sysdeps/powerpc/sotruss-lib.c
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@@ -0,0 +1,69 @@
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+/* PowerPC specific sotruss-lib functions.
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+ Copyright (C) 2013 Free Software Foundation, Inc.
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+
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+ This file is part of the GNU C Library.
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+
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+ The GNU C Library is free software; you can redistribute it and/or
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+ modify it under the terms of the GNU Lesser General Public
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+ License as published by the Free Software Foundation; either
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+ version 2.1 of the License, or (at your option) any later version.
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+
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+ The GNU C Library is distributed in the hope that it will be useful,
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+ but WITHOUT ANY WARRANTY; without even the implied warranty of
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+ MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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+ Lesser General Public License for more details.
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+
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+ You should have received a copy of the GNU Lesser General Public
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+ License along with the GNU C Library. If not, see
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+ <http://www.gnu.org/licenses/>. */
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+
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+#define HAVE_ARCH_PLTENTER
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+#define HAVE_ARCH_PLTEXIT
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+
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+#include <elf/sotruss-lib.c>
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+
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+#ifdef __powerpc64__
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+# if _CALL_ELF != 2
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+# define LA_PPC_REGS La_ppc64_regs
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+# define LA_PPC_RETVAL La_ppc64_retval
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+# define LA_PPC_GNU_PLTENTER la_ppc64_gnu_pltenter
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+# define LA_PPC_GNU_PLTEXIT la_ppc64_gnu_pltexit
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+# else
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+# define LA_PPC_REGS La_ppc64v2_regs
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+# define LA_PPC_RETVAL La_ppc64v2_retval
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+# define LA_PPC_GNU_PLTENTER la_ppc64v2_gnu_pltenter
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+# define LA_PPC_GNU_PLTEXIT la_ppc64v2_gnu_pltexit
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+# endif
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+# else
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+# define LA_PPC_REGS La_ppc32_regs
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+# define LA_PPC_RETVAL La_ppc32_retval
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+# define LA_PPC_GNU_PLTENTER la_ppc32_gnu_pltenter
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+# define LA_PPC_GNU_PLTEXIT la_ppc32_gnu_pltexit
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+#endif
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+
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+ElfW(Addr)
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+LA_PPC_GNU_PLTENTER (ElfW(Sym) *sym __attribute__ ((unused)),
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+ unsigned int ndx __attribute__ ((unused)),
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+ uintptr_t *refcook, uintptr_t *defcook,
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+ LA_PPC_REGS *regs, unsigned int *flags,
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+ const char *symname, long int *framesizep)
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+{
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+ print_enter (refcook, defcook, symname,
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+ regs->lr_reg[0], regs->lr_reg[1], regs->lr_reg[2], *flags);
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+
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+ /* No need to copy anything, we will not need the parameters in any case. */
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+ *framesizep = 0;
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+
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+ return sym->st_value;
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+}
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+
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+unsigned int
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+LA_PPC_GNU_PLTEXIT (ElfW(Sym) *sym, unsigned int ndx, uintptr_t *refcook,
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+ uintptr_t *defcook,
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+ const struct LA_PPC_REGS *inregs,
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+ struct LA_PPC_RETVAL *outregs, const char *symname)
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+{
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+ print_exit (refcook, defcook, symname, outregs->lrv_r3);
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+
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+ return 0;
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+}
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