summaryrefslogtreecommitdiff
path: root/libc
diff options
context:
space:
mode:
Diffstat (limited to 'libc')
-rw-r--r--libc/sysdeps/linux/nds32/Makefile.arch2
-rw-r--r--libc/sysdeps/linux/nds32/bits/kernel_types.h22
-rw-r--r--libc/sysdeps/linux/nds32/bits/syscalls.h3
-rw-r--r--libc/sysdeps/linux/nds32/sys/ucontext.h6
-rw-r--r--libc/sysdeps/linux/nds32/vfork.S129
5 files changed, 12 insertions, 150 deletions
diff --git a/libc/sysdeps/linux/nds32/Makefile.arch b/libc/sysdeps/linux/nds32/Makefile.arch
index caf163844..c7627b847 100644
--- a/libc/sysdeps/linux/nds32/Makefile.arch
+++ b/libc/sysdeps/linux/nds32/Makefile.arch
@@ -2,6 +2,6 @@
# Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
CSRC-y := brk.c prctl.c mremap.c
-SSRC-y := setjmp.S __longjmp.S bsd-setjmp.S bsd-_setjmp.S clone.S vfork.S sysdep.S
+SSRC-y := setjmp.S __longjmp.S bsd-setjmp.S bsd-_setjmp.S clone.S sysdep.S
CSRC-$(UCLIBC_HAS_CONTEXT_FUNCS) += makecontext.c swapcontext.c
SSRC-$(UCLIBC_HAS_CONTEXT_FUNCS) += getcontext.S setcontext.S
diff --git a/libc/sysdeps/linux/nds32/bits/kernel_types.h b/libc/sysdeps/linux/nds32/bits/kernel_types.h
index 1b6ae4d1b..6b142d2e5 100644
--- a/libc/sysdeps/linux/nds32/bits/kernel_types.h
+++ b/libc/sysdeps/linux/nds32/bits/kernel_types.h
@@ -14,13 +14,13 @@
typedef unsigned short __kernel_dev_t;
typedef unsigned long __kernel_ino_t;
-typedef unsigned short __kernel_mode_t;
+typedef unsigned int __kernel_mode_t;
typedef unsigned short __kernel_nlink_t;
typedef long __kernel_off_t;
typedef int __kernel_pid_t;
-typedef unsigned short __kernel_ipc_pid_t;
-typedef unsigned short __kernel_uid_t;
-typedef unsigned short __kernel_gid_t;
+typedef int __kernel_ipc_pid_t;
+typedef unsigned int __kernel_uid_t;
+typedef unsigned int __kernel_gid_t;
typedef unsigned int __kernel_size_t;
typedef int __kernel_ssize_t;
typedef int __kernel_ptrdiff_t;
@@ -34,19 +34,11 @@ typedef unsigned short __kernel_gid16_t;
typedef unsigned int __kernel_uid32_t;
typedef unsigned int __kernel_gid32_t;
-typedef unsigned short __kernel_old_uid_t;
-typedef unsigned short __kernel_old_gid_t;
-typedef __kernel_dev_t __kernel_old_dev_t;
+typedef __kernel_uid_t __kernel_old_uid_t;
+typedef __kernel_gid_t __kernel_old_gid_t;
+typedef unsigned int __kernel_old_dev_t;
typedef long __kernel_long_t;
typedef unsigned long __kernel_ulong_t;
__extension__ typedef long long __kernel_loff_t;
-typedef struct {
-#ifdef __USE_ALL
- int val[2];
-#else
- int __val[2];
-#endif
-} __kernel_fsid_t;
-
#endif /* __ARCH_NDS32_POSIX_TYPES_H */
diff --git a/libc/sysdeps/linux/nds32/bits/syscalls.h b/libc/sysdeps/linux/nds32/bits/syscalls.h
index a5cdda18a..50e30db7d 100644
--- a/libc/sysdeps/linux/nds32/bits/syscalls.h
+++ b/libc/sysdeps/linux/nds32/bits/syscalls.h
@@ -37,8 +37,7 @@
#define Y(x) X(x)
#define LIB_SYSCALL __NR_syscall
-#define __issue_syscall(syscall_name) \
-" syscall " Y(syscall_name) "; \n"
+#define __issue_syscall(syscall_name) "syscall 0x0;\n"
#undef INTERNAL_SYSCALL_ERROR_P
#define INTERNAL_SYSCALL_ERROR_P(val, err) ((unsigned int) (val) >= 0xfffff001u)
diff --git a/libc/sysdeps/linux/nds32/sys/ucontext.h b/libc/sysdeps/linux/nds32/sys/ucontext.h
index 0d7422aab..ea86a3ad0 100644
--- a/libc/sysdeps/linux/nds32/sys/ucontext.h
+++ b/libc/sysdeps/linux/nds32/sys/ucontext.h
@@ -36,10 +36,10 @@ typedef struct sigcontext mcontext_t;
/* Userlevel context. */
-typedef struct ucontext
+typedef struct ucontext_t
{
- unsigned long int uc_flags;
- struct ucontext *uc_link;
+ unsigned long int __uc_flags;
+ struct ucontext_t *uc_link;
stack_t uc_stack;
mcontext_t uc_mcontext;
__sigset_t uc_sigmask;
diff --git a/libc/sysdeps/linux/nds32/vfork.S b/libc/sysdeps/linux/nds32/vfork.S
deleted file mode 100644
index ab32135fc..000000000
--- a/libc/sysdeps/linux/nds32/vfork.S
+++ /dev/null
@@ -1,129 +0,0 @@
-/*
- * Copyright (C) 2016-2017 Andes Technology, Inc.
- * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
- */
-
-/* Copyright (C) 1999, 2002, 2003 Free Software Foundation, Inc.
- Contributed by Philip Blundell <philb@gnu.org>.
-
- 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, write to the Free
- Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
- 02111-1307 USA. */
-
-#include <sysdep.h>
-#define _ERRNO_H 1
-#include <bits/errno.h>
-
-/* Clone the calling process, but without copying the whole address space.
- The calling process is suspended until the new process exits or is
- replaced by a call to `execve'. Return -1 for errors, 0 to the new process,
- and the process ID of the new process to the old process. */
-
-ENTRY (__vfork)
-#ifdef PIC
-.pic
-#endif
-
-#ifdef __NR_vfork
- syscall __NR_vfork
- bltz $r0, 2f
-1:
- ret
-2:
- sltsi $r1, $r0, -4096
- bnez $r1, 1b;
-
-# ifdef __ASSUME_VFORK_SYSCALL
-# ifdef PIC
- pushm $gp, $lp
- cfi_adjust_cfa_offset(8)
- cfi_rel_offset(gp, 0)
- cfi_rel_offset(lp, 4)
- mfusr $r15, $PC
- sethi $gp, hi20(_GLOBAL_OFFSET_TABLE_+4)
- ori $gp, $gp, lo12(_GLOBAL_OFFSET_TABLE_+8)
- add $gp, $gp, $r15
-
- ! r15=C_SYMBOL_NAME(__syscall_error)@PLT
- sethi $r15, hi20(C_SYMBOL_NAME(__syscall_error)@PLT)
- ori $r15, $r15, lo12(C_SYMBOL_NAME(__syscall_error)@PLT)
- add $r15, $r15, $gp
-
- ! jump to SYSCALL_ERROR
- jral $r15
- popm $gp, $lp
- cfi_adjust_cfa_offset(-8)
- cfi_restore(lp)
- cfi_restore(gp)
- ret
-# else
- j C_SYMBOL_NAME(__syscall_error)
-# endif
-# else
- /* Check if vfork syscall is known at all. */
- li $r1, -ENOSYS
- beq $r0, $r1, 1f
-
-# ifdef PIC
-3:
- pushm $gp, $lp
- cfi_adjust_cfa_offset(8)
- cfi_rel_offset(gp, 0)
- cfi_rel_offset(lp, 4)
- mfusr $r15, $PC
- sethi $gp, hi20(_GLOBAL_OFFSET_TABLE_+4)
- ori $gp, $gp, lo12(_GLOBAL_OFFSET_TABLE_+8)
- add $gp, $gp, $r15
-
- ! r15=C_SYMBOL_NAME(__syscall_error)@PLT
- sethi $r15, hi20(C_SYMBOL_NAME(__syscall_error)@PLT)
- ori $r15, $r15, lo12(C_SYMBOL_NAME(__syscall_error)@PLT)
- add $r15, $r15, $gp
-
- ! jump to SYSCALL_ERROR
- jral $r15
- popm $gp, $lp
- cfi_adjust_cfa_offset(-8)
- cfi_restore(lp)
- cfi_restore(gp)
- ret
-# else
- j C_SYMBOL_NAME(__syscall_error)
-# endif
-1:
-# endif
-#endif
-
-#ifndef __ASSUME_VFORK_SYSCALL
- /* If we don't have vfork, fork is close enough. */
- syscall __NR_fork
- bgez $r0, 1f
- sltsi $r1, $r0, -4096
- bnez $r1, 1f
-
-# ifdef PIC
- b 3b
-# else
- j C_SYMBOL_NAME(__syscall_error)
-# endif
-1:
- ret
-
-#elif !defined __NR_vfork
-# error "__NR_vfork not available and __ASSUME_VFORK_SYSCALL defined"
-#endif
-
-PSEUDO_END (__vfork)
-weak_alias (__vfork, vfork)
-libc_hidden_def (vfork)