2 dnl m4 macros for Mac OS 64-bit assembly.
4 dnl Copyright 2005, 2006 Free Software Foundation, Inc.
6 dnl This file is part of the GNU MP Library.
8 dnl The GNU MP Library is free software; you can redistribute it and/or modify
9 dnl it under the terms of either:
11 dnl * the GNU Lesser General Public License as published by the Free
12 dnl Software Foundation; either version 3 of the License, or (at your
13 dnl option) any later version.
17 dnl * the GNU General Public License as published by the Free Software
18 dnl Foundation; either version 2 of the License, or (at your option) any
21 dnl or both in parallel, as here.
23 dnl The GNU MP Library is distributed in the hope that it will be useful, but
24 dnl WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
25 dnl or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
28 dnl You should have received copies of the GNU General Public License and the
29 dnl GNU Lesser General Public License along with the GNU MP Library. If not,
30 dnl see https://www.gnu.org/licenses/.
32 define(`ASM_START',`')
34 dnl Called: PROLOGUE_cpu(GSYM_PREFIX`'foo[,toc])
35 dnl EPILOGUE_cpu(GSYM_PREFIX`'foo)
40 define(`PROLOGUE_cpu',
41 m4_assert_numargs_range(1,2)
43 `ifelse(`$2',,,`m4_error(`Unrecognised PROLOGUE parameter')')')dnl
49 define(`EPILOGUE_cpu',
52 dnl LEAL -- Load Effective Address Local. This is to be used for symbols
53 dnl defined in the same file. It will not work for externally defined
60 mflr r0 C save return address
63 addis $1, $1, ha16($2-1b)
64 la $1, lo16($2-1b)($1)
65 mtlr r0 C restore return address
71 dnl LEA -- Load Effective Address. This is to be used for symbols defined in
72 dnl another file. It will not work for locally defined symbols.
77 `define(`EPILOGUE_cpu',
78 ` .non_lazy_symbol_pointer
83 mflr r0 C save return address
86 addis $1, $1, ha16(`L'$2`'$non_lazy_ptr-1b)
87 ld $1, lo16(`L'$2`'$non_lazy_ptr-1b)($1)
88 mtlr r0 C restore return address
103 m4_assert_numargs_range(1,2)
105 ALIGN(ifelse($#,1,2,$2))
110 m4_assert_numargs(1))
113 `bl GSYM_PREFIX`'$1')
115 define(`ASM_END', `dnl')
117 define(`EXTRA_REGISTER', r2)