+2008-01-24 Steven Munroe <sjmunroe@us.ibm.com>
+
+ [BZ #5741]
+ * sysdeps/powerpc/powerpc64/dl-machine.h (PPC_DCBT, PPC_DCBF):
+ Define additonal Data Cache Block instruction macros.
+ (elf_machine_fixup_plt): Add dcbt for opd and plt entries.
+ Replace dcbst with dcbf and sync with sync/isync.
+
2008-02-21 Alan Modra <amodra@bigpond.net.au>
* sysdeps/powerpc/powerpc64/dl-machine.h (elf_machine_type_class):
/* Machine-dependent ELF dynamic relocation inline functions.
PowerPC64 version.
- Copyright 1995-2005, 2006 Free Software Foundation, Inc.
+ Copyright 1995-2005, 2006, 2008 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
#define GLINK_INITIAL_ENTRY_WORDS 8
#define PPC_DCBST(where) asm volatile ("dcbst 0,%0" : : "r"(where) : "memory")
+#define PPC_DCBT(where) asm volatile ("dcbt 0,%0" : : "r"(where) : "memory")
+#define PPC_DCBF(where) asm volatile ("dcbf 0,%0" : : "r"(where) : "memory")
#define PPC_SYNC asm volatile ("sync" : : : "memory")
#define PPC_ISYNC asm volatile ("sync; isync" : : : "memory")
#define PPC_ICBI(where) asm volatile ("icbi 0,%0" : : "r"(where) : "memory")
Elf64_FuncDesc *rel = (Elf64_FuncDesc *) finaladdr;
Elf64_Addr offset = 0;
+ PPC_DCBT (&plt->fd_aux);
+ PPC_DCBT (&plt->fd_func);
+ PPC_DCBT (&rel->fd_aux);
+ PPC_DCBT (&rel->fd_func);
+
/* If sym_map is NULL, it's a weak undefined sym; Leave the plt zero. */
if (sym_map == NULL)
return 0;
plt->fd_aux = rel->fd_aux + offset;
plt->fd_toc = rel->fd_toc + offset;
- PPC_DCBST (&plt->fd_aux);
- PPC_DCBST (&plt->fd_toc);
- PPC_SYNC;
+ PPC_DCBF (&plt->fd_toc);
+ PPC_ISYNC;
plt->fd_func = rel->fd_func + offset;
PPC_DCBST (&plt->fd_func);
- PPC_SYNC;
+ PPC_ISYNC;
return finaladdr;
}