nds32: sync with binutils 2.37, gcc 11.2 and linux 5.10.93 changes

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)