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divert(-1)
dnl Copyright 2011, 2012 Free Software Foundation, Inc.
dnl
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
dnl modify it under the terms of the GNU Lesser General Public License as
dnl published by the Free Software Foundation; either version 3 of the
dnl License, or (at your option) any later version.
dnl
dnl The GNU MP Library is distributed in the hope that it will be useful,
dnl but WITHOUT ANY WARRANTY; without even the implied warranty of
dnl MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
dnl Lesser General Public License for more details.
dnl
dnl You should have received a copy of the GNU Lesser General Public License
dnl along with the GNU MP Library. If not, see http://www.gnu.org/licenses/.
define(`HOST_DOS64')
define(`LEA',`
lea $1(%rip), $2
')
define(`JUMPTABSECT', `RODATA')
ifdef(`PIC',
`define(`JMPENT', `.long $1-$2')',
`define(`JMPENT', `.quad $1')')
dnl Usage: FUNC_ENTRY(nregparmas)
dnl Usage: FUNC_EXIT()
dnl FUNC_ENTRY and FUNC_EXIT provide an easy path for adoption of standard
dnl ABI assembly to the DOS64 ABI.
define(`FUNC_ENTRY',
`push %rdi
push %rsi
mov %rcx, %rdi
ifelse(eval($1>=2),1,`dnl
mov %rdx, %rsi
ifelse(eval($1>=3),1,`dnl
mov %r8, %rdx
ifelse(eval($1>=4),1,`dnl
mov %r9, %rcx
')')')')
define(`FUNC_EXIT',
`pop %rsi
pop %rdi')
dnl On DOS64 we always generate position-independent-code
dnl
define(`PIC')
dnl Target ABI macros. For DOS64 we override the defaults.
define(`IFDOS', `$1')
define(`IFSTD', `')
define(`IFELF', `')
dnl Usage: PROTECT(symbol)
dnl
dnl Used for private GMP symbols that should never be overridden by users.
dnl This can save reloc entries and improve shlib sharing as well as
dnl application startup times
define(`PROTECT', `')
divert`'dnl
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