glibc/sysdeps/unix/sysv/linux/riscv/ucontext-macros.h
Palmer Dabbelt 7f33b09c65
RISC-V: Linux ABI
Linux-specific code that is required for maintaining ABI compatibility.
This doesn't contain the actual system call interface, that is split out
in order to avoid having a patch that's too big.

2018-01-29  Palmer Dabbelt  <palmer@sifive.com>

        * sysdeps/riscv/nptl/pthread-offsets.h: New file.
        * sysdeps/riscv/nptl/pthreaddef.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/bits/fcntl.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/bits/mman.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/bits/sigcontext.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/dl-cache.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/flush-icache.c: Likewise.
        * sysdeps/unix/sysv/linux/riscv/getcontext.S: Likewise.
        * sysdeps/unix/sysv/linux/riscv/init-first.c: Likewise.
        * sysdeps/unix/sysv/linux/riscv/libc-vdso.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/makecontext.c: Likewise.
        * sysdeps/unix/sysv/linux/riscv/readelflib.c: Likewise.
        * sysdeps/unix/sysv/linux/riscv/register-dump.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/setcontext.S: Likewise.
        * sysdeps/unix/sysv/linux/riscv/sigcontextinfo.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/swapcontext.S: Likewise.
        * sysdeps/unix/sysv/linux/riscv/sys/cachectl.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/sys/procfs.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/sys/ucontext.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/sys/user.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/ucontext-macros.h: Likewise.
        * sysdeps/unix/sysv/linux/riscv/ucontext_i.sym: Likewise.
2018-01-29 10:37:27 -08:00

50 lines
1.7 KiB
C

/* Macros for ucontext routines.
Copyright (C) 2017-2018 Free Software Foundation, Inc.
This file is part of the GNU C Library.
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 _LINUX_RISCV_UCONTEXT_MACROS_H
#define _LINUX_RISCV_UCONTEXT_MACROS_H
#include <sysdep.h>
#include <sys/asm.h>
#include "ucontext_i.h"
#define MCONTEXT_FSR (32 * SZFREG + MCONTEXT_FPREGS)
#define SAVE_FP_REG(name, num, base) \
FREG_S name, ((num) * SZFREG + MCONTEXT_FPREGS)(base)
#define RESTORE_FP_REG(name, num, base) \
FREG_L name, ((num) * SZFREG + MCONTEXT_FPREGS)(base)
#define RESTORE_FP_REG_CFI(name, num, base) \
RESTORE_FP_REG (name, num, base); \
cfi_offset (name, (num) * SZFREG + MCONTEXT_FPREGS)
#define SAVE_INT_REG(name, num, base) \
REG_S name, ((num) * SZREG + MCONTEXT_GREGS)(base)
#define RESTORE_INT_REG(name, num, base) \
REG_L name, ((num) * SZREG + MCONTEXT_GREGS)(base)
#define RESTORE_INT_REG_CFI(name, num, base) \
RESTORE_INT_REG (name, num, base); \
cfi_offset (name, (num) * SZREG + MCONTEXT_GREGS)
#endif /* _LINUX_RISCV_UCONTEXT_MACROS_H */