github.com/aergoio/aergo@v1.3.1/libtool/src/gmp-6.1.2/mpn/powerpc64/darwin.m4 (about)

     1  divert(-1)
     2  dnl  m4 macros for Mac OS 64-bit assembly.
     3  
     4  dnl  Copyright 2005, 2006 Free Software Foundation, Inc.
     5  
     6  dnl  This file is part of the GNU MP Library.
     7  dnl
     8  dnl  The GNU MP Library is free software; you can redistribute it and/or modify
     9  dnl  it under the terms of either:
    10  dnl
    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.
    14  dnl
    15  dnl  or
    16  dnl
    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
    19  dnl      later version.
    20  dnl
    21  dnl  or both in parallel, as here.
    22  dnl
    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
    26  dnl  for more details.
    27  dnl
    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/.
    31  
    32  define(`ASM_START',`')
    33  
    34  dnl  Called: PROLOGUE_cpu(GSYM_PREFIX`'foo[,toc])
    35  dnl          EPILOGUE_cpu(GSYM_PREFIX`'foo)
    36  dnl
    37  
    38  define(`DARWIN')
    39  
    40  define(`PROLOGUE_cpu',
    41  m4_assert_numargs_range(1,2)
    42  `ifelse(`$2',toc,,
    43  `ifelse(`$2',,,`m4_error(`Unrecognised PROLOGUE parameter')')')dnl
    44  	.text
    45  	.globl	$1
    46  	.align	5
    47  $1:')
    48  
    49  define(`EPILOGUE_cpu',
    50  m4_assert_numargs(1))
    51  
    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
    54  dnl  symbols.
    55  
    56  define(`LEAL',
    57  m4_assert_numargs(2)
    58  `ifdef(`PIC',
    59  `
    60  	mflr	r0			C save return address
    61  	bcl	20, 31, 1f
    62  1:	mflr	$1
    63  	addis	$1, $1, ha16($2-1b)
    64  	la	$1, lo16($2-1b)($1)
    65  	mtlr	r0			C restore return address
    66  ',`
    67  	lis	$1, ha16($2)
    68  	la	$1, lo16($2)($1)
    69  ')')
    70  
    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.
    73  
    74  define(`LEA',
    75  m4_assert_numargs(2)
    76  `ifdef(`PIC',
    77  `define(`EPILOGUE_cpu',
    78  `	.non_lazy_symbol_pointer
    79  `L'$2`'$non_lazy_ptr:
    80  	.indirect_symbol $2
    81  	.quad	0
    82  ')
    83  	mflr	r0			C save return address
    84  	bcl	20, 31, 1f
    85  1:	mflr	$1
    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
    89  ',`
    90  	lis	$1, ha16($2)
    91  	la	$1, lo16($2)($1)
    92  ')')
    93  
    94  define(`EXTERN',
    95  m4_assert_numargs(1)
    96  `dnl')
    97  
    98  define(`EXTERN_FUNC',
    99  m4_assert_numargs(1)
   100  `dnl')
   101  
   102  define(`DEF_OBJECT',
   103  m4_assert_numargs_range(1,2)
   104  `	.const
   105  	ALIGN(ifelse($#,1,2,$2))
   106  $1:
   107  ')
   108  
   109  define(`END_OBJECT',
   110  m4_assert_numargs(1))
   111  
   112  define(`CALL',
   113  	`bl	GSYM_PREFIX`'$1')
   114  
   115  define(`ASM_END', `dnl')
   116  
   117  define(`EXTRA_REGISTER', r2)
   118  
   119  divert