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Changing <atomic> to follow Design A

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llvm-svn: 116742
This commit is contained in:
Howard Hinnant 2010-10-18 20:39:07 +00:00
parent 0a5314fdb3
commit b2b5513dcc
3 changed files with 49 additions and 10267 deletions
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10281
libcxx/include/atomic
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23
libcxx/src/atomic.cpp
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@ -1,23 +0,0 @@
//===------------------------- atomic.cpp ---------------------------------===//
//
// The LLVM Compiler Infrastructure
//
// This file is distributed under the University of Illinois Open Source
// License. See LICENSE.TXT for details.
//
//===----------------------------------------------------------------------===//
#include "__mutex_base"
#include "atomic"
_LIBCPP_BEGIN_NAMESPACE_STD
_LIBCPP_VISIBLE
mutex&
__not_atomic_mut()
{
static mutex m;
return m;
}
_LIBCPP_END_NAMESPACE_STD

12
libcxx/www/atomic_design_a.html
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@ -79,18 +79,18 @@ type __atomic_exchange(type* atomic_obj, type desired, int mem_ord);
<font color="#C80000">// type must be trivially copyable</font>
<font color="#C80000">// Behavior is defined for mem_success = [0 ... 5],</font>
<font color="#C80000">// mem_falure &lt;= mem_success</font>
<font color="#C80000">// mem_falure != 3</font>
<font color="#C80000">// mem_falure != 4</font>
<font color="#C80000">// mem_failure &lt;= mem_success</font>
<font color="#C80000">// mem_failure != 3</font>
<font color="#C80000">// mem_failure != 4</font>
bool __atomic_compare_exchange_strong(type* atomic_obj,
type* expected, type desired,
int mem_success, int mem_failure);
<font color="#C80000">// type must be trivially copyable</font>
<font color="#C80000">// Behavior is defined for mem_success = [0 ... 5],</font>
<font color="#C80000">// mem_falure &lt;= mem_success</font>
<font color="#C80000">// mem_falure != 3</font>
<font color="#C80000">// mem_falure != 4</font>
<font color="#C80000">// mem_failure &lt;= mem_success</font>
<font color="#C80000">// mem_failure != 3</font>
<font color="#C80000">// mem_failure != 4</font>
bool __atomic_compare_exchange_weak(type* atomic_obj,
type* expected, type desired,
int mem_success, int mem_failure);