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-rw-r--r--sysdeps/unix/sysv/linux/nios2/sysdep.h223
1 files changed, 0 insertions, 223 deletions
diff --git a/sysdeps/unix/sysv/linux/nios2/sysdep.h b/sysdeps/unix/sysv/linux/nios2/sysdep.h
deleted file mode 100644
index 2ea9c3b..0000000
--- a/sysdeps/unix/sysv/linux/nios2/sysdep.h
+++ /dev/null
@@ -1,223 +0,0 @@
-/* Assembler macros for Nios II.
- Copyright (C) 2000-2024 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
- <https://www.gnu.org/licenses/>. */
-
-#ifndef _LINUX_NIOS2_SYSDEP_H
-#define _LINUX_NIOS2_SYSDEP_H 1
-
-#include <sysdeps/unix/sysv/linux/sysdep.h>
-#include <sysdeps/unix/sysdep.h>
-#include <sysdeps/nios2/sysdep.h>
-
-/* For RTLD_PRIVATE_ERRNO. */
-#include <dl-sysdep.h>
-
-#include <tls.h>
-
-/* For Linux we can use the system call table in the header file
- /usr/include/asm/unistd.h
- of the kernel. But these symbols do not follow the SYS_* syntax
- so we have to redefine the `SYS_ify' macro here. */
-#undef SYS_ify
-#define SYS_ify(syscall_name) __NR_##syscall_name
-
-#ifdef __ASSEMBLER__
-
-#undef SYSCALL_ERROR_LABEL
-#define SYSCALL_ERROR_LABEL __local_syscall_error
-
-#undef PSEUDO
-#define PSEUDO(name, syscall_name, args) \
- ENTRY (name) \
- DO_CALL (syscall_name, args) \
- bne r7, zero, SYSCALL_ERROR_LABEL; \
-
-#undef PSEUDO_END
-#define PSEUDO_END(name) \
- SYSCALL_ERROR_HANDLER \
- END (name)
-
-#undef PSEUDO_NOERRNO
-#define PSEUDO_NOERRNO(name, syscall_name, args) \
- ENTRY (name) \
- DO_CALL (syscall_name, args)
-
-#undef PSEUDO_END_NOERRNO
-#define PSEUDO_END_NOERRNO(name) \
- END (name)
-
-#undef ret_NOERRNO
-#define ret_NOERRNO ret
-
-#undef DO_CALL
-#define DO_CALL(syscall_name, args) \
- DOARGS_##args \
- movi r2, SYS_ify(syscall_name); \
- trap;
-
-#if defined(__PIC__) || defined(PIC)
-
-# if RTLD_PRIVATE_ERRNO
-
-# define SYSCALL_ERROR_HANDLER \
- SYSCALL_ERROR_LABEL: \
- nextpc r3; \
-1: \
- movhi r8, %hiadj(rtld_errno - 1b); \
- addi r8, r8, %lo(rtld_errno - 1b); \
- add r3, r3, r8; \
- stw r2, 0(r3); \
- movi r2, -1; \
- ret;
-
-# else
-
-# if IS_IN (libc)
-# define SYSCALL_ERROR_ERRNO __libc_errno
-# else
-# define SYSCALL_ERROR_ERRNO errno
-# endif
-# define SYSCALL_ERROR_HANDLER \
- SYSCALL_ERROR_LABEL: \
- nextpc r3; \
-1: \
- movhi r8, %hiadj(_gp_got - 1b); \
- addi r8, r8, %lo(_gp_got - 1b); \
- add r3, r3, r8; \
- ldw r3, %tls_ie(SYSCALL_ERROR_ERRNO)(r3); \
- add r3, r23, r3; \
- stw r2, 0(r3); \
- movi r2, -1; \
- ret;
-
-# endif
-
-#else
-
-/* We can use a single error handler in the static library. */
-#define SYSCALL_ERROR_HANDLER \
- SYSCALL_ERROR_LABEL: \
- jmpi __syscall_error;
-
-#endif
-
-#define DOARGS_0 /* nothing */
-#define DOARGS_1 /* nothing */
-#define DOARGS_2 /* nothing */
-#define DOARGS_3 /* nothing */
-#define DOARGS_4 /* nothing */
-#define DOARGS_5 ldw r8, 0(sp);
-#define DOARGS_6 ldw r9, 4(sp); ldw r8, 0(sp);
-
-/* The function has to return the error code. */
-#undef PSEUDO_ERRVAL
-#define PSEUDO_ERRVAL(name, syscall_name, args) \
- ENTRY (name) \
- DO_CALL (syscall_name, args)
-
-#undef PSEUDO_END_ERRVAL
-#define PSEUDO_END_ERRVAL(name) \
- END (name)
-
-#define ret_ERRVAL ret
-
-#else /* __ASSEMBLER__ */
-
-/* In order to get __set_errno() definition in INLINE_SYSCALL. */
-#include <errno.h>
-
-#undef INTERNAL_SYSCALL_RAW
-#define INTERNAL_SYSCALL_RAW(name, nr, args...) \
- ({ unsigned int _sys_result; \
- { \
- /* Load argument values in temporary variables
- to perform side effects like function calls
- before the call-used registers are set. */ \
- LOAD_ARGS_##nr (args) \
- LOAD_REGS_##nr \
- register int _r2 asm ("r2") = (int)(name); \
- register int _err asm ("r7"); \
- asm volatile ("trap" \
- : "+r" (_r2), "=r" (_err) \
- : ASM_ARGS_##nr \
- : __SYSCALL_CLOBBERS); \
- _sys_result = _err != 0 ? -_r2 : _r2; \
- } \
- (int) _sys_result; })
-
-#undef INTERNAL_SYSCALL
-#define INTERNAL_SYSCALL(name, nr, args...) \
- INTERNAL_SYSCALL_RAW(SYS_ify(name), nr, args)
-
-#undef INTERNAL_SYSCALL_NCS
-#define INTERNAL_SYSCALL_NCS(number, nr, args...) \
- INTERNAL_SYSCALL_RAW(number, nr, args)
-
-#define LOAD_ARGS_0()
-#define LOAD_REGS_0
-#define ASM_ARGS_0
-#define LOAD_ARGS_1(a1) \
- LOAD_ARGS_0 () \
- int __arg1 = (int) (a1);
-#define LOAD_REGS_1 \
- register int _r4 asm ("r4") = __arg1; \
- LOAD_REGS_0
-#define ASM_ARGS_1 "r" (_r4)
-#define LOAD_ARGS_2(a1, a2) \
- LOAD_ARGS_1 (a1) \
- int __arg2 = (int) (a2);
-#define LOAD_REGS_2 \
- register int _r5 asm ("r5") = __arg2; \
- LOAD_REGS_1
-#define ASM_ARGS_2 ASM_ARGS_1, "r" (_r5)
-#define LOAD_ARGS_3(a1, a2, a3) \
- LOAD_ARGS_2 (a1, a2) \
- int __arg3 = (int) (a3);
-#define LOAD_REGS_3 \
- register int _r6 asm ("r6") = __arg3; \
- LOAD_REGS_2
-#define ASM_ARGS_3 ASM_ARGS_2, "r" (_r6)
-#define LOAD_ARGS_4(a1, a2, a3, a4) \
- LOAD_ARGS_3 (a1, a2, a3) \
- int __arg4 = (int) (a4);
-#define LOAD_REGS_4 \
- register int _r7 asm ("r7") = __arg4; \
- LOAD_REGS_3
-#define ASM_ARGS_4 ASM_ARGS_3, "r" (_r7)
-#define LOAD_ARGS_5(a1, a2, a3, a4, a5) \
- LOAD_ARGS_4 (a1, a2, a3, a4) \
- int __arg5 = (int) (a5);
-#define LOAD_REGS_5 \
- register int _r8 asm ("r8") = __arg5; \
- LOAD_REGS_4
-#define ASM_ARGS_5 ASM_ARGS_4, "r" (_r8)
-#define LOAD_ARGS_6(a1, a2, a3, a4, a5, a6) \
- LOAD_ARGS_5 (a1, a2, a3, a4, a5) \
- int __arg6 = (int) (a6);
-#define LOAD_REGS_6 \
- register int _r9 asm ("r9") = __arg6; \
- LOAD_REGS_5
-#define ASM_ARGS_6 ASM_ARGS_5, "r" (_r9)
-
-#define __SYSCALL_CLOBBERS "memory"
-
-#undef HAVE_INTERNAL_BRK_ADDR_SYMBOL
-#define HAVE_INTERNAL_BRK_ADDR_SYMBOL 1
-
-#endif /* __ASSEMBLER__ */
-
-#endif /* linux/nios2/sysdep.h */
generated by cgit v1.1 at 2025-04-04 14:51:53 +0000