diff options
Diffstat (limited to 'libc')
| -rw-r--r-- | libc/sysdeps/linux/nds32/Makefile.arch | 2 | ||||
| -rw-r--r-- | libc/sysdeps/linux/nds32/bits/kernel_types.h | 22 | ||||
| -rw-r--r-- | libc/sysdeps/linux/nds32/bits/syscalls.h | 3 | ||||
| -rw-r--r-- | libc/sysdeps/linux/nds32/sys/ucontext.h | 6 | ||||
| -rw-r--r-- | libc/sysdeps/linux/nds32/vfork.S | 129 |
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) |