libatomics-ops: add aarch64 target iniitial support

Add patch for libatomics-ops to add aarch64 target iniitial
support. It is from linaro repo.

Signed-off-by: Kai Kang <kai.kang@windriver.com>
Signed-off-by: Richard Purdie <richard.purdie@linuxfoundation.org>

2 files changed, 240 insertions, 0 deletions

diff --git a/meta/recipes-multimedia/pulseaudio/files/0001-libatomic_ops-Aarch64-basic-port.patch b/meta/recipes-multimedia/pulseaudio/files/0001-libatomic_ops-Aarch64-basic-port.patch
new file mode 100644
index 0000000000..a563b8b022
--- /dev/null
+++ b/meta/recipes-multimedia/pulseaudio/files/0001-libatomic_ops-Aarch64-basic-port.patch
@@ -0,0 +1,239 @@
+From aac120d778ae5fc619b2fb8ef18ea18d3d5d20cc Mon Sep 17 00:00:00 2001
+From: Yvan Roux <yvan.roux@linaro.org>
+Date: Wed, 23 Jan 2013 17:14:16 +0100
+Subject: [PATCH] Aarch64 basic port
+
+Adapted-for-OpenEmbedded-by: Marcin Juszkiewicz <marcin.juszkiewicz@linaro.org>
+
+
+Upstream-Status: Backport
+
+It is original from
+https://github.com/ivmai/libatomic_ops/commit/cbbf86330fcb600cfe0f895cb970d922456005d6
+
+Signed-off-by: Kai Kang <kai.kang@windriver.com>
+---
+ src/atomic_ops.h                     |    4 
+ src/atomic_ops/sysdeps/Makefile.am   |    1 
+ src/atomic_ops/sysdeps/gcc/aarch64.h |  184 +++++++++++++++++++++++++++++++++++
+ 3 files changed, 189 insertions(+)
+ create mode 100644 src/atomic_ops/sysdeps/gcc/aarch64.h
+
+--- libatomic_ops-7.2.orig/src/atomic_ops.h
++++ libatomic_ops-7.2/src/atomic_ops.h
+@@ -242,10 +242,14 @@
+ # endif /* __m68k__ */
+ # if defined(__powerpc__) || defined(__ppc__) || defined(__PPC__) \
+      || defined(__powerpc64__) || defined(__ppc64__)
+ #   include "atomic_ops/sysdeps/gcc/powerpc.h"
+ # endif /* __powerpc__ */
++# if defined(__aarch64__)
++#   include "atomic_ops/sysdeps/gcc/aarch64.h"
++#   define AO_CAN_EMUL_CAS
++# endif /* __aarch64__ */
+ # if defined(__arm__) && !defined(AO_USE_PTHREAD_DEFS)
+ #   include "atomic_ops/sysdeps/gcc/arm.h"
+ #   define AO_CAN_EMUL_CAS
+ # endif /* __arm__ */
+ # if defined(__cris__) || defined(CRIS)
+--- libatomic_ops-7.2.orig/src/atomic_ops/sysdeps/Makefile.am
++++ libatomic_ops-7.2/src/atomic_ops/sysdeps/Makefile.am
+@@ -24,10 +24,11 @@ nobase_sysdep_HEADERS= generic_pthread.h
+ 	  standard_ao_double_t.h \
+ 	  README \
+ 	\
+ 	  armcc/arm_v6.h \
+ 	\
++	  gcc/aarch64.h \
+ 	  gcc/alpha.h gcc/arm.h gcc/avr32.h gcc/cris.h \
+ 	  gcc/hexagon.h gcc/hppa.h gcc/ia64.h gcc/m68k.h \
+ 	  gcc/mips.h gcc/powerpc.h gcc/s390.h \
+ 	  gcc/sh.h gcc/sparc.h gcc/x86.h gcc/x86_64.h \
+ 	\
+--- /dev/null
++++ libatomic_ops-7.2/src/atomic_ops/sysdeps/gcc/aarch64.h
+@@ -0,0 +1,184 @@
++/*
++ * Copyright (c) 1991-1994 by Xerox Corporation.  All rights reserved.
++ * Copyright (c) 1996-1999 by Silicon Graphics.  All rights reserved.
++ * Copyright (c) 1999-2003 by Hewlett-Packard Company. All rights reserved.
++ *
++ *
++ * THIS MATERIAL IS PROVIDED AS IS, WITH ABSOLUTELY NO WARRANTY EXPRESSED
++ * OR IMPLIED.  ANY USE IS AT YOUR OWN RISK.
++ *
++ * Permission is hereby granted to use or copy this program
++ * for any purpose,  provided the above notices are retained on all copies.
++ * Permission to modify the code and to distribute modified code is granted,
++ * provided the above notices are retained, and a notice that the code was
++ * modified is included with the above copyright notice.
++ *
++ */
++
++#include "../read_ordered.h"
++
++#include "../test_and_set_t_is_ao_t.h"
++
++AO_INLINE void
++AO_nop_full(void)
++{
++# ifndef AO_UNIPROCESSOR
++__sync_synchronize ();
++# endif
++}
++#define AO_HAVE_nop_full
++
++AO_INLINE AO_t
++AO_load(const volatile AO_t *addr)
++{
++  return  __atomic_load_n (addr, __ATOMIC_RELAXED);
++}
++#define AO_HAVE_load
++
++AO_INLINE AO_t
++AO_load_acquire(const volatile AO_t *addr)
++{
++  return __atomic_load_n (addr, __ATOMIC_ACQUIRE);
++}
++#define AO_HAVE_load_acquire
++
++AO_INLINE void
++ AO_store(volatile AO_t *addr, AO_t value)
++{
++  __atomic_store_n(addr, value, __ATOMIC_RELAXED);
++}
++#define AO_HAVE_store
++
++AO_INLINE void
++ AO_store_release(volatile AO_t *addr, AO_t value)
++{
++  __atomic_store_n(addr, value, __ATOMIC_RELEASE);
++}
++#define AO_HAVE_store_release
++
++AO_INLINE AO_TS_VAL_t
++AO_test_and_set(volatile AO_TS_t *addr)
++{
++    return __atomic_test_and_set(addr, __ATOMIC_RELAXED);
++}
++# define AO_HAVE_test_and_set
++
++AO_INLINE AO_TS_VAL_t
++AO_test_and_set_acquire(volatile AO_TS_t *addr)
++{
++    return __atomic_test_and_set(addr, __ATOMIC_ACQUIRE);
++}
++# define AO_HAVE_test_and_set_acquire
++
++AO_INLINE AO_TS_VAL_t
++AO_test_and_set_release(volatile AO_TS_t *addr)
++{
++    return __atomic_test_and_set(addr, __ATOMIC_RELEASE);
++}
++# define AO_HAVE_test_and_set_release
++
++AO_INLINE AO_TS_VAL_t
++AO_test_and_set_full(volatile AO_TS_t *addr)
++{
++    return __atomic_test_and_set(addr, __ATOMIC_SEQ_CST);
++}
++# define AO_HAVE_test_and_set_full
++
++AO_INLINE AO_t
++AO_fetch_and_add(volatile AO_t *p, AO_t incr)
++{
++  return __atomic_fetch_add(p, incr, __ATOMIC_RELAXED);
++}
++#define AO_HAVE_fetch_and_add
++
++AO_INLINE AO_t
++AO_fetch_and_add_acquire(volatile AO_t *p, AO_t incr)
++{
++  return __atomic_fetch_add(p, incr, __ATOMIC_ACQUIRE);
++}
++#define AO_HAVE_fetch_and_add_acquire
++
++AO_INLINE AO_t
++AO_fetch_and_add_release(volatile AO_t *p, AO_t incr)
++{
++  return __atomic_fetch_add(p, incr, __ATOMIC_RELEASE);
++}
++#define AO_HAVE_fetch_and_add_release
++
++AO_INLINE AO_t
++AO_fetch_and_add_full(volatile AO_t *p, AO_t incr)
++{
++  return __atomic_fetch_add(p, incr, __ATOMIC_SEQ_CST);
++}
++#define AO_HAVE_fetch_and_add_full
++
++AO_INLINE AO_t
++AO_fetch_and_add1(volatile AO_t *p)
++{
++  return __atomic_fetch_add(p, 1, __ATOMIC_RELAXED);
++}
++#define AO_HAVE_fetch_and_add1
++
++AO_INLINE AO_t
++AO_fetch_and_add1_acquire(volatile AO_t *p)
++{
++  return __atomic_fetch_add(p, 1, __ATOMIC_ACQUIRE);
++}
++#define AO_HAVE_fetch_and_add1_acquire
++
++AO_INLINE AO_t
++AO_fetch_and_add1_release(volatile AO_t *p)
++{
++  return __atomic_fetch_add(p, 1, __ATOMIC_RELEASE);
++}
++#define AO_HAVE_fetch_and_add1_release
++
++AO_INLINE AO_t
++AO_fetch_and_add1_full(volatile AO_t *p)
++{
++  return __atomic_fetch_add(p, 1, __ATOMIC_SEQ_CST);
++}
++#define AO_HAVE_fetch_and_add1_full
++
++AO_INLINE AO_t
++AO_fetch_and_sub1(volatile AO_t *p)
++{
++  return __atomic_fetch_sub(p, 1, __ATOMIC_RELAXED);
++}
++#define AO_HAVE_fetch_and_sub1
++
++AO_INLINE AO_t
++AO_fetch_and_sub1_acquire(volatile AO_t *p)
++{
++  return __atomic_fetch_sub(p, 1, __ATOMIC_ACQUIRE);
++}
++#define AO_HAVE_fetch_and_sub1_acquire
++
++AO_INLINE AO_t
++AO_fetch_and_sub1_release(volatile AO_t *p)
++{
++  return __atomic_fetch_sub(p, 1, __ATOMIC_RELEASE);
++}
++#define AO_HAVE_fetch_and_sub1_release
++
++AO_INLINE AO_t
++AO_fetch_and_sub1_full(volatile AO_t *p)
++{
++  return __atomic_fetch_sub(p, 1, __ATOMIC_SEQ_CST);
++}
++#define AO_HAVE_fetch_and_sub1_full
++
++/* Returns nonzero if the comparison succeeded.  */
++AO_INLINE int
++AO_compare_and_swap(volatile AO_t *addr, AO_t old_val, AO_t new_val)
++{
++    return __sync_bool_compare_and_swap(addr, old_val, new_val);
++}
++# define AO_HAVE_compare_and_swap
++
++AO_INLINE AO_t
++AO_fetch_compare_and_swap(volatile AO_t *addr, AO_t old_val, AO_t new_val)
++{
++    return __sync_val_compare_and_swap(addr, old_val, new_val);
++}
++# define AO_HAVE_fetch_compare_and_swap
diff --git a/meta/recipes-multimedia/pulseaudio/libatomics-ops_7.2.bb b/meta/recipes-multimedia/pulseaudio/libatomics-ops_7.2.bb
index 4632d240d2..5a582287b5 100644
--- a/meta/recipes-multimedia/pulseaudio/libatomics-ops_7.2.bb
+++ b/meta/recipes-multimedia/pulseaudio/libatomics-ops_7.2.bb
@@ -9,6 +9,7 @@ LIC_FILES_CHKSUM = "file://doc/COPYING;md5=94d55d512a9ba36caa9b7df079bae19f \
 PR = "r1"
 
 SRC_URI = "http://www.hpl.hp.com/research/linux/atomic_ops/download/libatomic_ops-${PV}.tar.gz \
+           file://0001-libatomic_ops-Aarch64-basic-port.patch \
           "
 
 SRC_URI[md5sum] = "890acdc83a7cd10e2e9536062d3741c8"