original_kernel/arch/v850/lib/negdi2.c

26 lines
592 B
C

/*
* arch/v850/lib/negdi2.c -- 64-bit negation
*
* Copyright (C) 2001 NEC Corporation
* Copyright (C) 2001 Miles Bader <miles@gnu.org>
*
* This file is subject to the terms and conditions of the GNU General
* Public License. See the file COPYING in the main directory of this
* archive for more details.
*
* Written by Miles Bader <miles@gnu.org>
*/
typedef int DItype __attribute__ ((mode (DI)));
DItype __negdi2 (DItype x)
{
__asm__ __volatile__
("not r6, r10;"
"add 1, r10;"
"setf c, r6;"
"not r7, r11;"
"add r6, r11"
::: "r6", "r7", "r10", "r11");
}