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

     1  divert(-1)
     2  
     3  dnl  m4 macros for alpha assembler (everywhere except unicos).
     4  
     5  
     6  dnl  Copyright 2000, 2002-2004, 2013 Free Software Foundation, Inc.
     7  
     8  dnl  This file is part of the GNU MP Library.
     9  dnl
    10  dnl  The GNU MP Library is free software; you can redistribute it and/or modify
    11  dnl  it under the terms of either:
    12  dnl
    13  dnl    * the GNU Lesser General Public License as published by the Free
    14  dnl      Software Foundation; either version 3 of the License, or (at your
    15  dnl      option) any later version.
    16  dnl
    17  dnl  or
    18  dnl
    19  dnl    * the GNU General Public License as published by the Free Software
    20  dnl      Foundation; either version 2 of the License, or (at your option) any
    21  dnl      later version.
    22  dnl
    23  dnl  or both in parallel, as here.
    24  dnl
    25  dnl  The GNU MP Library is distributed in the hope that it will be useful, but
    26  dnl  WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
    27  dnl  or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
    28  dnl  for more details.
    29  dnl
    30  dnl  You should have received copies of the GNU General Public License and the
    31  dnl  GNU Lesser General Public License along with the GNU MP Library.  If not,
    32  dnl  see https://www.gnu.org/licenses/.
    33  
    34  
    35  dnl  Usage: ASM_START()
    36  define(`ASM_START',
    37  m4_assert_numargs(0)
    38  `	.set noreorder
    39  	.set noat')
    40  
    41  dnl  Usage: X(value)
    42  define(`X',
    43  m4_assert_numargs(1)
    44  `0x$1')
    45  
    46  dnl  Usage: FLOAT64(label,value)
    47  define(`FLOAT64',
    48  m4_assert_numargs(2)
    49  `	.align	3
    50  $1:	.t_floating $2')
    51  
    52  
    53  dnl  Called: PROLOGUE_cpu(GSYM_PREFIX`'foo[,gp|noalign])
    54  dnl          EPILOGUE_cpu(GSYM_PREFIX`'foo)
    55  
    56  define(`PROLOGUE_cpu',
    57  m4_assert_numargs_range(1,2)
    58  `ifelse(`$2',gp,,
    59  `ifelse(`$2',noalign,,
    60  `ifelse(`$2',,,`m4_error(`Unrecognised PROLOGUE parameter
    61  ')')')')dnl
    62  	.text
    63  ifelse(`$2',noalign,,`	ALIGN(16)')
    64  	.globl	$1
    65  	.ent	$1
    66  $1:
    67  	.frame r30,0,r26,0
    68  ifelse(`$2',gp,`	ldgp	r29, 0(r27)
    69  `$'$1..ng:')
    70  	.prologue ifelse(`$2',gp,1,0)')
    71  
    72  define(`EPILOGUE_cpu',
    73  m4_assert_numargs(1)
    74  `	.end	$1')
    75  
    76  
    77  dnl  Usage: LDGP(dst,src)
    78  dnl
    79  dnl  Emit an "ldgp dst,src", but only if the system uses a GOT.
    80  
    81  define(LDGP,
    82  m4_assert_numargs(2)
    83  `ldgp	`$1', `$2'')
    84  
    85  
    86  dnl  Usage: EXTERN(variable_name)
    87  define(`EXTERN',
    88  m4_assert_numargs(1)
    89  )
    90  
    91  dnl  Usage: r0 ... r31
    92  dnl         f0 ... f31
    93  dnl
    94  dnl  Map register names r0 to $0, and f0 to $f0, etc.
    95  dnl  This is needed on all systems but Unicos
    96  dnl
    97  dnl  defreg() is used to protect the $ in $0 (otherwise it would represent a
    98  dnl  macro argument).  Double quoting is used to protect the f0 in $f0
    99  dnl  (otherwise it would be an infinite recursion).
   100  
   101  forloop(i,0,31,`defreg(`r'i,$i)')
   102  forloop(i,0,31,`deflit(`f'i,``$f''i)')
   103  
   104  
   105  dnl  Usage: DATASTART(name,align)  or  DATASTART(name)
   106  dnl         DATAEND()
   107  
   108  define(`DATASTART',
   109  m4_assert_numargs_range(1,2)
   110  `	RODATA
   111  	ALIGN(ifelse($#,1,2,$2))
   112  $1:')
   113  define(`DATAEND',
   114  m4_assert_numargs(0)
   115  )
   116  
   117  dnl  Load a symbolic address into a register
   118  define(`LEA',
   119  m4_assert_numargs(2)
   120  `lda	$1, $2')
   121  
   122  dnl  Usage: ASM_END()
   123  define(`ASM_END',
   124  m4_assert_numargs(0)
   125  )
   126  
   127  divert