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Bug#22320: my_atomic-t unit test fails

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The atomic operations implementation on 5.1 has a few problems,
which might cause tests to abort randomly. Since no code in 5.1
uses atomic operations, simply remove the code.
This commit is contained in:
Davi Arnaut
2010-07-05 09:00:39 -03:00
parent 279b3adfc7
commit cd41cd953d
13 changed files with 4 additions and 686 deletions
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33
include/atomic/gcc_builtins.h
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@@ -1,33 +0,0 @@
/* Copyright (C) 2008 MySQL AB
This program is free software; you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation; version 2 of the License.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with this program; if not, write to the Free Software
Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA */
#define make_atomic_add_body(S) \
v= __sync_fetch_and_add(a, v);
#define make_atomic_swap_body(S) \
v= __sync_lock_test_and_set(a, v);
#define make_atomic_cas_body(S) \
int ## S sav; \
sav= __sync_val_compare_and_swap(a, *cmp, set); \
if (!(ret= (sav == *cmp))) *cmp= sav;
#ifdef MY_ATOMIC_MODE_DUMMY
#define make_atomic_load_body(S) ret= *a
#define make_atomic_store_body(S) *a= v
#else
#define make_atomic_load_body(S) \
ret= __sync_fetch_and_or(a, 0);
#define make_atomic_store_body(S) \
(void) __sync_lock_test_and_set(a, v);
#endif