libatomics-ops: Make it build for SH4

Signed-off-by: Khem Raj <raj.khem@gmail.com>

1 files changed, 70 insertions, 0 deletions

diff --git a/meta/recipes-multimedia/pulseaudio/libatomics-ops/gentoo/sh4-atomic-ops.patch b/meta/recipes-multimedia/pulseaudio/libatomics-ops/gentoo/sh4-atomic-ops.patch
new file mode 100644
index 000000000..dfdd29cad
--- /dev/null
+++ b/meta/recipes-multimedia/pulseaudio/libatomics-ops/gentoo/sh4-atomic-ops.patch
@@ -0,0 +1,70 @@
+This patch is taken from Gentoo
+http://sources.gentoo.org/cgi-bin/viewvc.cgi/gentoo-x86/dev-libs/libatomic_ops/files/libatomic_ops-1.2-sh4.patch?revision=1.1&view=markup
+
+Upstream-Status: Pending
+Signed-off-by: Khem Raj <raj.khem@gmail.com>
+
+Index: libatomic_ops-1.2/src/atomic_ops.h
+===================================================================
+--- libatomic_ops-1.2.orig/src/atomic_ops.h	2012-04-30 13:56:17.000000000 -0700
++++ libatomic_ops-1.2/src/atomic_ops.h	2012-04-30 13:58:28.747602349 -0700
+@@ -223,6 +223,10 @@
+ # if defined(__mips__) 
+ #   include "atomic_ops/sysdeps/gcc/mips.h"
+ # endif
++# if defined(__sh__) || defined(SH4)
++#   include "atomic_ops/sysdeps/gcc/sh.h"
++#   define AO_CAN_EMUL_CAS
++# endif /* __sh__ */
+ #endif /* __GNUC__ && !AO_USE_PTHREAD_DEFS */
+ 
+ #if defined(__INTEL_COMPILER) && !defined(AO_USE_PTHREAD_DEFS)
+Index: libatomic_ops-1.2/src/atomic_ops/sysdeps/Makefile.am
+===================================================================
+--- libatomic_ops-1.2.orig/src/atomic_ops/sysdeps/Makefile.am	2012-04-30 10:52:18.000000000 -0700
++++ libatomic_ops-1.2/src/atomic_ops/sysdeps/Makefile.am	2012-04-30 14:00:11.511609965 -0700
+@@ -28,7 +28,7 @@
+ 	  gcc/powerpc.h gcc/sparc.h \
+ 	  gcc/hppa.h gcc/m68k.h gcc/s390.h \
+ 	  gcc/ia64.h gcc/x86_64.h gcc/cris.h \
+-	  gcc/mips.h \
++	  gcc/mips.h gcc/sh.h \
+ 	\
+ 	  icc/ia64.h \
+ 	\
+Index: libatomic_ops-1.2/src/atomic_ops/sysdeps/gcc/sh.h
+===================================================================
+--- /dev/null	1970-01-01 00:00:00.000000000 +0000
++++ libatomic_ops-1.2/src/atomic_ops/sysdeps/gcc/sh.h	2012-04-30 13:58:28.755602350 -0700
+@@ -0,0 +1,31 @@
++/*
++ * Copyright (c) 2009 by Takashi YOSHII. 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 "../all_atomic_load_store.h"
++#include "../ordered.h"
++
++/* sh has tas.b(byte) only */
++#include "../test_and_set_t_is_char.h"
++
++AO_INLINE AO_TS_VAL_t
++AO_test_and_set_full(volatile AO_TS_t *addr)
++{
++  int oldval;
++  __asm__ __volatile__(
++        "tas.b @%1; movt %0"
++        : "=r" (oldval)
++        : "r" (addr)
++        : "t", "memory");
++  return oldval? AO_TS_CLEAR : AO_TS_SET;
++}
++#define AO_HAVE_test_and_set_full