--- Libc/Libc-583/x86_64/gen/getcontext.S
+++ /dev/null
@@ -1,75 +0,0 @@
-/*
- * Copyright (c) 2007,2009 Apple Inc. All rights reserved.
- *
- * @APPLE_LICENSE_HEADER_START@
- * 
- * This file contains Original Code and/or Modifications of Original Code
- * as defined in and that are subject to the Apple Public Source License
- * Version 2.0 (the 'License'). You may not use this file except in
- * compliance with the License. Please obtain a copy of the License at
- * http://www.opensource.apple.com/apsl/ and read it before using this
- * file.
- * 
- * The Original Code and all software distributed under the License are
- * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
- * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
- * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
- * Please see the License for the specific language governing rights and
- * limitations under the License.
- * 
- * @APPLE_LICENSE_HEADER_END@
- */
-
-#if defined(__x86_64__)
-
-#include <architecture/i386/asm_help.h>
-
-#define MCONTEXT_SS_RAX     16
-#define MCONTEXT_SS_RBX     24
-#define MCONTEXT_SS_RCX     32
-#define MCONTEXT_SS_RDX     40
-#define MCONTEXT_SS_RDI     48
-#define MCONTEXT_SS_RSI     56
-#define MCONTEXT_SS_RBP     64
-#define MCONTEXT_SS_RSP     72
-#define MCONTEXT_SS_R8      80
-#define MCONTEXT_SS_RIP     144
-#define MCONTEXT_SS_RFLAGS  152
-
-TEXT
-LABEL(_getcontext)
-	/* struct ucontext_t * $rdi */
-	push  %rbp
-	movq  %rsp, %rbp
-	movq  %rsp, %rsi
-	CALL_EXTERN(_getmcontext) /* getmcontext(uctx, sp) */
-	pop   %rbp
-
-#if DEBUG
-	movq  $0, MCONTEXT_SS_RAX(%rax)
-	movq  $0, MCONTEXT_SS_RDX(%rax)
-	movq  $0, MCONTEXT_SS_RCX(%rax)
-	movq  $0, MCONTEXT_SS_RDI(%rax)
-	movq  $0, MCONTEXT_SS_RSI(%rax)
-	movq  $0, MCONTEXT_SS_R8(%rax)
-	movq  $0, MCONTEXT_SS_R8+8(%rax)
-	movq  $0, MCONTEXT_SS_R8+16(%rax)
-	movq  $0, MCONTEXT_SS_R8+24(%rax)
-	movq  $0, MCONTEXT_SS_RFLAGS(%rax)
-#endif	
-
-	movq  %rbp, MCONTEXT_SS_RBP(%rax)
-	movq  %rbx, MCONTEXT_SS_RBX(%rax)
-	movq  %r12, MCONTEXT_SS_R8+32(%rax)
-	movq  %r13, MCONTEXT_SS_R8+40(%rax)
-	movq  %r14, MCONTEXT_SS_R8+48(%rax)
-	movq  %r15, MCONTEXT_SS_R8+56(%rax)
-	movq  (%rsp), %rcx		/* return address */
-	movq  %rcx, MCONTEXT_SS_RIP(%rax)
-	leaq  8(%rsp), %rcx
-	movq  %rcx, MCONTEXT_SS_RSP(%rax)
-	xorl  %eax, %eax
-	ret
-
-#endif /* __x86_64__ */