Libc-391.5.18.tar.gz

[apple/libc.git] / pthreads / stack.s

diff --git a/pthreads/stack.s b/pthreads/stack.s
index ee3ec0cf5ca95a20c9fe94459814bebb2240ed99..5be1689d0d5805a7750fbaf47c344954fd3da2d8 100644 (file)
--- a/pthreads/stack.s
+++ b/pthreads/stack.s
@@ -3,8 +3,6 @@
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
- * Copyright (c) 1999-2003 Apple Computer, Inc.  All Rights Reserved.
- * 
  * 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
@@ -49,7 +47,7 @@
 
 .text
 
-#if defined(__ppc__)
+#if defined(__ppc__) || defined(__ppc64__)
 #import        <architecture/ppc/asm_help.h>
 #import        <architecture/ppc/pseudo_inst.h>
 
@@ -87,6 +85,25 @@ LEAF(__adjust_sp,0)
        subl    $0x100,%eax
        ret
 
+#elif defined(__x86_64__)
+
+#import        <architecture/i386/asm_help.h>
+/*     
+ * void *_sp(void)
+ */
+
+LEAF(__sp,0)
+       movq    %rsp,%rax
+       ret
+
+/*
+ * void *_adjust_sp(void *sp)
+ */
+LEAF(__adjust_sp,0)
+       movq    %rdi,%rax
+       subq    $0x100,%rax
+       ret
+
 #else
 #error sp functions not defined for this architecture
 #endif