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divert(-1)
dnl  m4 macros for Mac OS 64-bit assembly.

dnl  Copyright 2005, 2006 Free Software Foundation, Inc.

dnl  This file is part of the GNU MP Library.
dnl
dnl  The GNU MP Library is free software; you can redistribute it and/or modify
dnl  it under the terms of either:
dnl
dnl    * the GNU Lesser General Public License as published by the Free
dnl      Software Foundation; either version 3 of the License, or (at your
dnl      option) any later version.
dnl
dnl  or
dnl
dnl    * the GNU General Public License as published by the Free Software
dnl      Foundation; either version 2 of the License, or (at your option) any
dnl      later version.
dnl
dnl  or both in parallel, as here.
dnl
dnl  The GNU MP Library is distributed in the hope that it will be useful, but
dnl  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
dnl  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
dnl  for more details.
dnl
dnl  You should have received copies of the GNU General Public License and the
dnl  GNU Lesser General Public License along with the GNU MP Library.  If not,
dnl  see https://www.gnu.org/licenses/.

define(`DARWIN')

define(`ASM_START',`')

dnl  Called: PROLOGUE_cpu(GSYM_PREFIX`'foo[,toc])
dnl          EPILOGUE_cpu(GSYM_PREFIX`'foo)
dnl

define(`PROLOGUE_cpu',
m4_assert_numargs_range(1,2)
`ifelse(`$2',toc,,
`ifelse(`$2',,,`m4_error(`Unrecognised PROLOGUE parameter')')')dnl
	.text
	.globl	$1
	.align	5
$1:')

define(`lea_list', `')

dnl  LEAL -- Load Effective Address Local.  This is to be used for symbols
dnl  defined in the same file.  It will not work for externally defined
dnl  symbols.

define(`LEAL',
m4_assert_numargs(2)
`ifdef(`PIC',
`
	mflr	r0			C save return address
	bcl	20, 31, 1f
1:	mflr	$1
	addis	$1, $1, ha16($2-1b)
	la	$1, lo16($2-1b)($1)
	mtlr	r0			C restore return address
',`
	lis	$1, ha16($2)
	la	$1, lo16($2)($1)
')')

dnl  LEA -- Load Effective Address.  This is to be used for symbols defined in
dnl  another file.  It will not work for locally defined symbols.

define(`LEA',
m4_assert_numargs(2)
`ifdef(`PIC',
`define(`lea_list',
`	.non_lazy_symbol_pointer
`L'$2`'$non_lazy_ptr:
	.indirect_symbol $2
	.quad	0
')
	mflr	r0			C save return address
	bcl	20, 31, 1f
1:	mflr	$1
	addis	$1, $1, ha16(`L'$2`'$non_lazy_ptr-1b)
	ld	$1, lo16(`L'$2`'$non_lazy_ptr-1b)($1)
	mtlr	r0			C restore return address
',`
	lis	$1, ha16($2)
	la	$1, lo16($2)($1)
')')

define(`EXTERN',
m4_assert_numargs(1)
`dnl')

define(`EXTERN_FUNC',
m4_assert_numargs(1)
`dnl')

define(`DEF_OBJECT',
m4_assert_numargs_range(1,2)
`	.const
	ALIGN(ifelse($#,1,2,$2))
$1:
')

define(`END_OBJECT',
m4_assert_numargs(1))

define(`CALL',
	`bl	GSYM_PREFIX`'$1')

define(`EPILOGUE_cpu',
`lea_list'
`define(`lea_list', `')')

define(`ASM_END', `dnl')

define(`EXTRA_REGISTER', r2)

divert