syscall.c: Use common syscall.c for ARM

Signed-off-by: Khem Raj <raj.khem@gmail.com>

libc/sysdeps/linux/arm/Makefile.arch

@@ -16,12 +16,9 @@ ifeq ($(CONFIG_ARM_EABI),y)
 CSRC += aeabi_assert.c aeabi_atexit.c aeabi_errno_addr.c \
 	aeabi_localeconv.c aeabi_memclr.c aeabi_memcpy.c \
 	aeabi_memmove.c aeabi_memset.c find_exidx.c
-SSRC += syscall-eabi.S
 ifeq ($(UCLIBC_HAS_WCHAR),y)
 CSRC += aeabi_mb_cur_max.c
 endif
-else
-CSRC += syscall.c
 endif
 
 ifeq ($(CONFIG_ARM_EABI),y)

libc/sysdeps/linux/arm/syscall-eabi.S

@@ -1,73 +0,0 @@
-/* Copyright (C) 2005 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, write to the Free
-   Software Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA
-   02111-1307 USA.  */
-
-#include <sys/syscall.h>
-#include <bits/arm_asm.h>
-
-/* In the EABI syscall interface, we don't need a special syscall to
-   implement syscall().  It won't work reliably with 64-bit arguments
-   (but that is true on many modern platforms).  */
-
-.text
-.global syscall
-.type syscall,%function
-.align 4
-#if defined(THUMB1_ONLY)
-.thumb_func
-syscall:
-	push	{r4, r5, r6, r7}
-	mov	ip, r0
-	mov	r0, r1
-	mov	r1, r2
-	mov	r2, r3
-	add	r7, sp, #(4 * 4)
-	ldmia	r7!, {r3, r4, r5, r6}
-	mov	r7, ip
-	swi	0x0
-	pop	{r4, r5, r6, r7}
-	ldr	r1, =0xfffff000
-	cmp	r0, r1
-	bcs	1f
-	bx lr
-1:
-	push	{r3, lr}
-	bl	__syscall_error
-	POP_RET
-.pool
-#else
-syscall:
-	mov	ip, sp
-	stmfd	sp!, {r4, r5, r6, r7}
-	mov	r7, r0
-	mov	r0, r1
-	mov	r1, r2
-	mov	r2, r3
-	ldmfd	ip, {r3, r4, r5, r6}
-	swi	0x0
-	ldmfd	sp!, {r4, r5, r6, r7}
-	cmn	r0, #4096
-	IT(t, cc)
-#if defined(__USE_BX__)
-	bxcc	lr
-#else
-	movcc	pc, lr
-#endif
-	b	__syscall_error
-#endif
-
-.size syscall,.-syscall

libc/sysdeps/linux/arm/syscall.c

@@ -1,53 +0,0 @@
-/* vi: set sw=4 ts=4: */
-/* syscall for arm/uClibc
- *
- * Copyright (C) 2002 by Erik Andersen <andersen@uclibc.org>
- *
- * Licensed under the LGPL v2.1, see the file COPYING.LIB in this tarball.
- */
-
-#include <features.h>
-#include <errno.h>
-#include <sys/types.h>
-#include <sys/syscall.h>
-
-
-long syscall(long sysnum, long a, long b, long c, long d, long e, long f)
-{
-#if !defined(__thumb__)
-	register long _r0 __asm__("r0")=(long)(sysnum);
-	register long _r6 __asm__("r6")=(long)(f);
-	register long _r5 __asm__("r5")=(long)(e);
-	register long _r4 __asm__("r4")=(long)(d);
-	register long _r3 __asm__("r3")=(long)(c);
-	register long _r2 __asm__("r2")=(long)(b);
-	register long _r1 __asm__("r1")=(long)(a);
-	__asm__ __volatile__(
-			"swi %1"
-			: "=r"(_r0)
-			: "i"(__NR_syscall), "r"(_r0), "r"(_r1),
-			"r"(_r2), "r"(_r3), "r"(_r4), "r"(_r5),
-			"r"(_r6)
-			: "memory");
-#else
-	register long _r7 __asm__("r7")=(long)(sysnum);
-	register long _r5 __asm__("r5")=(long)(f);
-	register long _r4 __asm__("r4")=(long)(e);
-	register long _r3 __asm__("r3")=(long)(d);
-	register long _r2 __asm__("r2")=(long)(c);
-	register long _r1 __asm__("r1")=(long)(b);
-	register long _r0 __asm__("r0")=(long)(a);
-	__asm__ __volatile__(
-			"swi 0"
-			: "=r"(_r0)
-			: "r"(_r0), "r"(_r1), "r"(_r2), "r"(_r3),
-			"r"(_r4), "r"(_r5), "r"(_r7)
-			: "memory");
-#endif
-	if(_r0 >=(unsigned long) -4095) {
-		long err = _r0;
-		(*__errno_location())=(-err);
-		_r0=(unsigned long) -1;
-	}
-	return (long) _r0;
-}