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-rwxr-xr-xlibc/arch-x86/bionic/__set_tls.c95
1 files changed, 0 insertions, 95 deletions
diff --git a/libc/arch-x86/bionic/__set_tls.c b/libc/arch-x86/bionic/__set_tls.c
deleted file mode 100755
index 48b55f0..0000000
--- a/libc/arch-x86/bionic/__set_tls.c
+++ /dev/null
@@ -1,95 +0,0 @@
-/*
- * Copyright (C) 2008 The Android Open Source Project
- * All rights reserved.
- *
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions
- * are met:
- * * Redistributions of source code must retain the above copyright
- * notice, this list of conditions and the following disclaimer.
- * * Redistributions in binary form must reproduce the above copyright
- * notice, this list of conditions and the following disclaimer in
- * the documentation and/or other materials provided with the
- * distribution.
- *
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
- * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
- * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
- * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
- * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
- * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
- * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS
- * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED
- * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
- * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
- * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
- * SUCH DAMAGE.
- */
-#include <pthread.h>
-
-
-struct user_desc {
- unsigned int entry_number;
- unsigned long base_addr;
- unsigned int limit;
- unsigned int seg_32bit:1;
- unsigned int contents:2;
- unsigned int read_exec_only:1;
- unsigned int limit_in_pages:1;
- unsigned int seg_not_present:1;
- unsigned int useable:1;
- unsigned int empty:25;
-};
-
-extern int __set_thread_area(struct user_desc *u_info);
-
-/* the following can't be const, since the first call will
- * update the 'entry_number' field
- */
-static struct user_desc _tls_desc =
-{
- -1,
- 0,
- 0x1000,
- 1,
- 0,
- 0,
- 1,
- 0,
- 1,
- 0
-};
-
-struct _thread_area_head {
- void *self;
-};
-
-/* we implement thread local storage through the gs: segment descriptor
- * we create a segment descriptor for the tls
- */
-int __set_tls(void *ptr)
-{
- int rc, segment;
-
- _tls_desc.base_addr = (unsigned long)ptr;
-
- /* We also need to write the location of the tls to ptr[0] */
- ((struct _thread_area_head *)ptr)->self = ptr;
-
- rc = __set_thread_area( &_tls_desc );
- if (rc != 0)
- {
- /* could not set thread local area */
- return -1;
- }
-
- /* this weird computation comes from GLibc */
- segment = _tls_desc.entry_number*8 + 3;
- asm __volatile__ (
- " movw %w0, %%gs" :: "q"(segment)
- );
- return 0;
-}
-
-
-