diff options
Diffstat (limited to 'gcc/config/spu/mfc_tag_table.c')
-rw-r--r-- | gcc/config/spu/mfc_tag_table.c | 39 |
1 files changed, 39 insertions, 0 deletions
diff --git a/gcc/config/spu/mfc_tag_table.c b/gcc/config/spu/mfc_tag_table.c new file mode 100644 index 000000000..bd08c580c --- /dev/null +++ b/gcc/config/spu/mfc_tag_table.c @@ -0,0 +1,39 @@ +/* Copyright (C) 2007, 2009 Free Software Foundation, Inc. + +This file is part of GCC. + +GCC is free software; you can redistribute it and/or modify it under +the terms of the GNU General Public License as published by the Free +Software Foundation; either version 3, or (at your option) any later +version. + +GCC 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 General Public License +for more details. + +Under Section 7 of GPL version 3, you are granted additional +permissions described in the GCC Runtime Library Exception, version +3.1, as published by the Free Software Foundation. + +You should have received a copy of the GNU General Public License and +a copy of the GCC Runtime Library Exception along with this program; +see the files COPYING3 and COPYING.RUNTIME respectively. If not, see +<http://www.gnu.org/licenses/>. */ + +/* The free tag table used by the MFC tag manager, with tag0 + reserved for the overlay manager. */ +__vector unsigned int +__mfc_tag_table = (__vector unsigned int) { 0x7FFFFFFF, -1, -1, -1 }; + +/* Arrange to release tag0 if overlays are not present. */ +static void __mfc_tag_init (void) __attribute__ ((constructor)); + +static void +__mfc_tag_init (void) +{ + extern void _ovly_table __attribute__ ((weak)); + + if (&_ovly_table == 0) + __mfc_tag_table = (__vector unsigned int) { -1, -1, -1, -1 }; +} |