1 /* Copyright (C) 2001, 2002 Free Software Foundation, Inc.
2 Contributed by Hans-Peter Nilsson <hp@bitrange.com>
4 This file is free software; you can redistribute it and/or modify it
5 under the terms of the GNU General Public License as published by the
6 Free Software Foundation; either version 2, or (at your option) any
9 In addition to the permissions in the GNU General Public License, the
10 Free Software Foundation gives you unlimited permission to link the
11 compiled version of this file into combinations with other programs,
12 and to distribute those combinations without any restriction coming
13 from the use of this file. (The General Public License restrictions
14 do apply in other respects; for example, they cover modification of
15 the file, and distribution when not linked into a combine
18 This file is distributed in the hope that it will be useful, but
19 WITHOUT ANY WARRANTY; without even the implied warranty of
20 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
21 General Public License for more details.
23 You should have received a copy of the GNU General Public License
24 along with this program; see the file COPYING. If not, write to
25 the Free Software Foundation, 51 Franklin Street, Fifth Floor,
26 Boston, MA 02110-1301, USA. */
28 % This must be the last file on the link-line, allocating global registers
31 % Register $254 is the stack-pointer.
34 % Register $253 is frame-pointer. It's not supposed to be used in most
38 % $252 is the static chain register; nested functions receive the
39 % context of the surrounding function through a pointer passed in this
44 % These registers are used to pass state at an exceptional return (C++).
50 #ifdef __MMIX_ABI_GNU__
52 % Allocate global registers used by the GNU ABI.
70 #endif /* __MMIX_ABI_GNU__ */
72 % Provide last part of _init and _fini.
74 % The return address is stored in the topmost stored register in the
75 % register-stack. We ignore the current value in rJ. It is probably
76 % garbage because each fragment of _init and _fini may have their own idea
77 % of the current stack frame, if they're cut out from a "real" function
78 % like in gcc/crtstuff.c.
80 .section .init,"ax",@progbits
87 .section .fini,"ax",@progbits