| 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 |