glibc/sysdeps/s390/fpu/fenv_libc.h

40 lines
1.3 KiB
C

/* Copyright (C) 2000-2017 Free Software Foundation, Inc.
This file is part of the GNU C Library.
Contributed by Denis Joseph Barrow (djbarrow@de.ibm.com).
The GNU C Library is free software; you can redistribute it and/or
modify it under the terms of the GNU Lesser General Public
License as published by the Free Software Foundation; either
version 2.1 of the License, or (at your option) any later version.
The GNU C Library is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
Lesser General Public License for more details.
You should have received a copy of the GNU Lesser General Public
License along with the GNU C Library; if not, see
<http://www.gnu.org/licenses/>. */
#ifndef _FENV_LIBC_H
#define _FENV_LIBC_H 1
#include <fenv.h>
/* Definitions from asm/s390-regs-common.h that are needed in glibc. */
#define FPC_EXCEPTION_MASK 0xF8000000
#define FPC_FLAGS_MASK 0x00F80000
#define FPC_DXC_MASK 0x0000FF00
#define FPC_RM_MASK 0x00000003
#define FPC_VALID_MASK ((FPC_EXCEPTION_MASK|FPC_FLAGS_MASK| \
FPC_DXC_MASK|FPC_RM_MASK))
#define FPC_EXCEPTION_MASK_SHIFT 24
#define FPC_FLAGS_SHIFT 16
#define FPC_DXC_SHIFT 8
#define FPC_NOT_FPU_EXCEPTION 0x300
#endif /* _FENV_LIBC_H */