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Add native compiler and memory barriers for solaris studio.

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Discussion: 20140925133459.GB9633@alap3.anarazel.de
Author: Oskari Saarenmaa
This commit is contained in:
Andres Freund
2014-10-25 10:27:41 +02:00
parent db29620d4d
commit 4a54b99e9c
4 changed files with 27 additions and 2 deletions
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3
src/include/pg_config.h.in
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@@ -340,6 +340,9 @@
/* Define to 1 if `long long int' works and is 64 bits. */
#undef HAVE_LONG_LONG_INT_64
/* Define to 1 if you have the <mbarrier.h> header file. */
#undef HAVE_MBARRIER_H
/* Define to 1 if you have the `mbstowcs_l' function. */
#undef HAVE_MBSTOWCS_L

22
src/include/port/atomics/generic-sunpro.h
View File

@@ -19,6 +19,28 @@
#if defined(HAVE_ATOMICS)
#ifdef HAVE_MBARRIER_H
#include <mbarrier.h>
#define pg_compiler_barrier_impl() __compiler_barrier()
#ifndef pg_memory_barrier_impl
# define pg_memory_barrier_impl() __machine_rw_barrier()
#endif
#ifndef pg_read_barrier_impl
/*
* Despite the name this is actually a full barrier. Expanding to mfence and
* membar #StoreStore | #LoadStore | #StoreLoad | #LoadLoad on x86/sparc
* respectively.
*/
# define pg_read_barrier_impl() __machine_r_barrier()
#endif
#ifndef pg_write_barrier_impl
# define pg_write_barrier_impl() __machine_w_barrier()
#endif
#endif /* HAVE_MBARRIER_H */
/* Older versions of the compiler don't have atomic.h... */
#ifdef HAVE_ATOMIC_H