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@@ -1,78 +0,0 @@
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-/* Copyright (C) 2006 Free Software Foundation, Inc.
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- This file is part of the GNU C Library.
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-
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- The GNU C Library is free software; you can redistribute it and/or
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- modify it under the terms of the GNU Lesser General Public
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- License as published by the Free Software Foundation; either
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- version 2.1 of the License, or (at your option) any later version.
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-
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- In addition to the permissions in the GNU Lesser General Public
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- License, the Free Software Foundation gives you unlimited
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- permission to link the compiled version of this file with other
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- programs, and to distribute those programs without any restriction
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- coming from the use of this file. (The GNU Lesser General Public
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- License restrictions do apply in other respects; for example, they
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- cover modification of the file, and distribution when not linked
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- into another program.)
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-
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- Note that people who make modified versions of this file are not
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- obligated to grant this special exception for their modified
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- versions; it is their choice whether to do so. The GNU Lesser
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- General Public License gives permission to release a modified
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- version without this exception; this exception also makes it
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- possible to release a modified version which carries forward this
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- exception.
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-
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- The GNU C Library is distributed in the hope that it will be useful,
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- but WITHOUT ANY WARRANTY; without even the implied warranty of
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- MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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- Lesser General Public License for more details.
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-
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- You should have received a copy of the GNU Lesser General Public
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- License along with the GNU C Library; if not, see
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- <http://www.gnu.org/licenses/>. */
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-
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-#include <features.h>
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-
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-#ifdef __UCLIBC_HAS_THREADS_NATIVE__
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-
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-#include <sysdep.h>
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-
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-#if defined __thumb__
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-
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-/* Out-of-line atomic operations that we can't do in Thumb mode.
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- This ends up in various libraries where it is needed (and
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- a few .a archives where it isn't). */
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-
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- .hidden __thumb_swpb
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-ENTRY (__thumb_swpb)
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- swpb r0, r0, [r1]
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- bx lr
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-END (__thumb_swpb)
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-
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- .hidden __thumb_swp
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-ENTRY (__thumb_swp)
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- swp r0, r0, [r1]
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- bx lr
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-END (__thumb_swp)
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-
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- .hidden __thumb_cmpxchg
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-ENTRY (__thumb_cmpxchg)
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- stmdb sp!, {r4, lr}
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- mov r4, r0
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-0: ldr r3, [r2]
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- cmp r3, r4
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- bne 1f
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- mov r0, r4
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- mov r3, #0xffff0fff
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- mov lr, pc
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- add pc, r3, #(0xffff0fc0 - 0xffff0fff)
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- bcc 0b
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- mov r3, r4
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-1: mov r0, r3
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- ldmia sp!, {r4, pc}
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-END (__thumb_cmpxchg)
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-
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-#endif /* __thumb__ */
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-#endif /* __UCLIBC_HAS_THREADS_NATIVE__ */
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-
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