xref: /netbsd-src/external/lgpl3/gmp/dist/mpn/arm64/arm64-defs.m4 (revision 1daf83e636cd998f45e5597a8f995a540e2d5b4a)
1divert(-1)
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3dnl  m4 macros for ARM64 ELF assembler.
4
5dnl  Copyright 2020 Free Software Foundation, Inc.
6
7dnl  This file is part of the GNU MP Library.
8dnl
9dnl  The GNU MP Library is free software; you can redistribute it and/or modify
10dnl  it under the terms of either:
11dnl
12dnl    * the GNU Lesser General Public License as published by the Free
13dnl      Software Foundation; either version 3 of the License, or (at your
14dnl      option) any later version.
15dnl
16dnl  or
17dnl
18dnl    * the GNU General Public License as published by the Free Software
19dnl      Foundation; either version 2 of the License, or (at your option) any
20dnl      later version.
21dnl
22dnl  or both in parallel, as here.
23dnl
24dnl  The GNU MP Library is distributed in the hope that it will be useful, but
25dnl  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
26dnl  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
27dnl  for more details.
28dnl
29dnl  You should have received copies of the GNU General Public License and the
30dnl  GNU Lesser General Public License along with the GNU MP Library.  If not,
31dnl  see https://www.gnu.org/licenses/.
32
33
34dnl  Standard commenting is with @, the default m4 # is for constants and we
35dnl  don't want to disable macro expansions in or after them.
36
37changecom
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39
40dnl  LEA_HI(reg,gmp_symbol), LEA_LO(reg,gmp_symbol)
41dnl
42dnl  Load the address of gmp_symbol into a register. We split this into two
43dnl  parts to allow separation for manual insn scheduling.
44
45ifdef(`PIC',`dnl
46define(`LEA_HI', `adrp	$1, :got:$2')dnl
47define(`LEA_LO', `ldr	$1, [$1, #:got_lo12:$2]')dnl
48',`dnl
49define(`LEA_HI', `adrp	$1, $2')dnl
50define(`LEA_LO', `add	$1, $1, :lo12:$2')dnl
51')dnl
52
53divert`'dnl
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