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-rw-r--r--libc/sysdeps/unix/sysv/linux/i386/syscall.S37
1 files changed, 37 insertions, 0 deletions
diff --git a/libc/sysdeps/unix/sysv/linux/i386/syscall.S b/libc/sysdeps/unix/sysv/linux/i386/syscall.S
new file mode 100644
index 000000000..b569650b2
--- /dev/null
+++ b/libc/sysdeps/unix/sysv/linux/i386/syscall.S
@@ -0,0 +1,37 @@
+/* Copyright (C) 1995, 1996, 1998, 2002, 2004 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 <sysdep.h>
+
+/* Please consult the file sysdeps/unix/sysv/linux/i386/sysdep.h for
+ more information about the value -4095 used below.*/
+
+ .text
+ENTRY (syscall)
+
+ PUSHARGS_6 /* Save register contents. */
+ _DOARGS_6(44) /* Load arguments. */
+ movl 20(%esp), %eax /* Load syscall number into %eax. */
+ ENTER_KERNEL /* Do the system call. */
+ POPARGS_6 /* Restore register contents. */
+ cmpl $-4095, %eax /* Check %eax for error. */
+ jae SYSCALL_ERROR_LABEL /* Jump to error handler if error. */
+L(pseudo_end):
+ ret /* Return to caller. */
+
+PSEUDO_END (syscall)