greenplumn arch-hppa 源码
greenplumn arch-hppa 代码
文件路径：/src/include/port/atomics/arch-hppa.h
/*-------------------------------------------------------------------------
*
* arch-hppa.h
* Atomic operations considerations specific to HPPA
*
* Portions Copyright (c) 1996-2019, PostgreSQL Global Development Group
* Portions Copyright (c) 1994, Regents of the University of California
*
* NOTES:
*
* src/include/port/atomics/arch-hppa.h
*
*-------------------------------------------------------------------------
*/
/* HPPA doesn't do either read or write reordering */
#define pg_memory_barrier_impl() pg_compiler_barrier_impl()
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