diff --git a/2018_U5.tar.gz b/2018_U5.tar.gz
deleted file mode 100644
index 44f5c5d279220fa7a13fe3c5f489e3793b8172f5..0000000000000000000000000000000000000000
Binary files a/2018_U5.tar.gz and /dev/null differ
diff --git a/README.en.md b/README.en.md
deleted file mode 100644
index 1a596b528c5c6a80dea75be9afcf1530bf139c60..0000000000000000000000000000000000000000
--- a/README.en.md
+++ /dev/null
@@ -1,36 +0,0 @@
-# tbb
-
-#### Description
-{**When you're done, you can delete the content in this README and update the file with details for others getting started with your repository**}
-
-#### Software Architecture
-Software architecture description
-
-#### Installation
-
-1.  xxxx
-2.  xxxx
-3.  xxxx
-
-#### Instructions
-
-1.  xxxx
-2.  xxxx
-3.  xxxx
-
-#### Contribution
-
-1.  Fork the repository
-2.  Create Feat_xxx branch
-3.  Commit your code
-4.  Create Pull Request
-
-
-#### Gitee Feature
-
-1.  You can use Readme\_XXX.md to support different languages, such as Readme\_en.md, Readme\_zh.md
-2.  Gitee blog [blog.gitee.com](https://blog.gitee.com)
-3.  Explore open source project [https://gitee.com/explore](https://gitee.com/explore)
-4.  The most valuable open source project [GVP](https://gitee.com/gvp)
-5.  The manual of Gitee [https://gitee.com/help](https://gitee.com/help)
-6.  The most popular members  [https://gitee.com/gitee-stars/](https://gitee.com/gitee-stars/)
diff --git a/README.md b/README.md
deleted file mode 100644
index 12bd57ebd649d5ee6775ca7f45376bebb5c55556..0000000000000000000000000000000000000000
--- a/README.md
+++ /dev/null
@@ -1,39 +0,0 @@
-# tbb
-
-#### 介绍
-{**以下是码云平台说明，您可以替换此简介**
-码云是 OSCHINA 推出的基于 Git 的代码托管平台（同时支持 SVN）。专为开发者提供稳定、高效、安全的云端软件开发协作平台
-无论是个人、团队、或是企业，都能够用码云实现代码托管、项目管理、协作开发。企业项目请看 [https://gitee.com/enterprises](https://gitee.com/enterprises)}
-
-#### 软件架构
-软件架构说明
-
-
-#### 安装教程
-
-1.  xxxx
-2.  xxxx
-3.  xxxx
-
-#### 使用说明
-
-1.  xxxx
-2.  xxxx
-3.  xxxx
-
-#### 参与贡献
-
-1.  Fork 本仓库
-2.  新建 Feat_xxx 分支
-3.  提交代码
-4.  新建 Pull Request
-
-
-#### 码云特技
-
-1.  使用 Readme\_XXX.md 来支持不同的语言，例如 Readme\_en.md, Readme\_zh.md
-2.  码云官方博客 [blog.gitee.com](https://blog.gitee.com)
-3.  你可以 [https://gitee.com/explore](https://gitee.com/explore) 这个地址来了解码云上的优秀开源项目
-4.  [GVP](https://gitee.com/gvp) 全称是码云最有价值开源项目，是码云综合评定出的优秀开源项目
-5.  码云官方提供的使用手册 [https://gitee.com/help](https://gitee.com/help)
-6.  码云封面人物是一档用来展示码云会员风采的栏目 [https://gitee.com/gitee-stars/](https://gitee.com/gitee-stars/)
diff --git a/bugfix-tbb-fix-__TBB_machine_fetchadd4-was-not-declared-on-.patch b/bugfix-tbb-fix-__TBB_machine_fetchadd4-was-not-declared-on-.patch
new file mode 100644
index 0000000000000000000000000000000000000000..02f1f23faad3c173b6f4d0a6f2ab2fe370919682
--- /dev/null
+++ b/bugfix-tbb-fix-__TBB_machine_fetchadd4-was-not-declared-on-.patch
@@ -0,0 +1,35 @@
+From e9a3bdcebf1d469b36b874d01c4116e7e23821cd Mon Sep 17 00:00:00 2001
+From: lvying6 <lvying6@huawei.com>
+Date: Sun, 26 Apr 2020 17:17:34 +0800
+Subject: [PATCH] tbb: fix __TBB_machine_fetchadd4 was not declared on ARM64
+
+../../src/tbb/tools_api/ittnotify_config.h:338:12: error: '__TBB_machine_fetchadd4' was not declared in this scope
+      return __TBB_machine_fetchadd4(ptr, 1) + 1L;
+             ^~~~~~~~~~~~~~~~~~~~~~~
+../../src/tbb/tools_api/ittnotify_config.h:338:12: note:
+suggested alternative: '__atomic_fetch_add_4'
+      return __TBB_machine_fetchadd4(ptr, 1) + 1L;
+             ^~~~~~~~~~~~~~~~~~~~~~~
+             __atomic_fetch_add_4
+
+Signed-off-by: lvying6 <lvying6@huawei.com>
+---
+ src/tbb/tools_api/ittnotify_config.h | 2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+diff --git a/src/tbb/tools_api/ittnotify_config.h b/src/tbb/tools_api/ittnotify_config.h
+index bdb4ec2..041ceb3 100644
+--- a/src/tbb/tools_api/ittnotify_config.h
++++ b/src/tbb/tools_api/ittnotify_config.h
+@@ -335,7 +335,7 @@ ITT_INLINE long
+ __itt_interlocked_increment(volatile long* ptr) ITT_INLINE_ATTRIBUTE;
+ ITT_INLINE long __itt_interlocked_increment(volatile long* ptr)
+ {
+-    return __TBB_machine_fetchadd4(ptr, 1) + 1L;
++    return __atomic_fetch_add(ptr, 1L, __ATOMIC_SEQ_CST) + 1L;
+ }
+ #endif /* ITT_SIMPLE_INIT */
+ 
+-- 
+1.8.3.1
+
diff --git a/oneTBB-2020.2.tar.gz b/oneTBB-2020.2.tar.gz
new file mode 100644
index 0000000000000000000000000000000000000000..0bd4cf5d071d76d1dd1caef48b0670d64e7f0d6b
Binary files /dev/null and b/oneTBB-2020.2.tar.gz differ
diff --git a/tbb-2018U5-dont-snip-Wall.patch b/tbb-2018U5-dont-snip-Wall.patch
deleted file mode 100644
index 199cd56b0ea2f2089feed81c082f3ae11196365a..0000000000000000000000000000000000000000
--- a/tbb-2018U5-dont-snip-Wall.patch
+++ /dev/null
@@ -1,38 +0,0 @@
-diff -up tbb-2018_U5/build/common_rules.inc\~ tbb-2018_U5/build/common_rules.inc
---- tbb-2018_U5/build/common_rules.inc~	2018-06-19 10:04:20.000000000 -0600
-+++ tbb-2018_U5/build/common_rules.inc	2018-07-03 11:18:03.540252098 -0600
-@@ -136,7 +136,7 @@ LINK_FILES+=$(TEST_LIBS)
- 
- # Customizations
- $(KNOWN_WARNINGS): %.$(OBJ): %.cpp
--	$(CPLUS) $(COMPILE_ONLY) $(subst $(WARNING_KEY),,$(CPLUS_FLAGS)) $(CXX_ONLY_FLAGS) $(CXX_WARN_SUPPRESS) $(INCLUDES) $<
-+	$(CPLUS) $(COMPILE_ONLY) $(CPLUS_FLAGS) $(CXX_ONLY_FLAGS) $(CXX_WARN_SUPPRESS) $(INCLUDES) $<
- 
- tbb_misc.$(OBJ): version_string.ver
- tbb_misc.$(OBJ): INCLUDES+=$(INCLUDE_KEY).
-diff -up tbb-2018_U5/build/Makefile.tbbmalloc\~ tbb-2018_U5/build/Makefile.tbbmalloc
---- tbb-2018_U5/build/Makefile.tbbmalloc~	2018-07-03 11:16:37.945377902 -0600
-+++ tbb-2018_U5/build/Makefile.tbbmalloc	2018-07-03 11:16:58.872102659 -0600
-@@ -51,7 +51,7 @@ ORIG_LINK_MALLOC.LIB:=$(LINK_MALLOC.LIB)
- MALLOC_CPLUS.OBJ = backend.$(OBJ) large_objects.$(OBJ) backref.$(OBJ)  tbbmalloc.$(OBJ)
- MALLOC.OBJ := $(MALLOC_CPLUS.OBJ) $(MALLOC_ASM.OBJ) itt_notify_malloc.$(OBJ) frontend.$(OBJ)
- PROXY.OBJ := proxy.$(OBJ) tbb_function_replacement.$(OBJ)
--M_CPLUS_FLAGS := $(subst $(WARNING_KEY),,$(M_CPLUS_FLAGS)) $(CXXFLAGS) $(DEFINE_KEY)__TBBMALLOC_BUILD=1
-+M_CPLUS_FLAGS := $(CXXFLAGS) -fno-strict-aliasing $(DEFINE_KEY)__TBBMALLOC_BUILD=1
- M_INCLUDES := $(INCLUDES) $(INCLUDE_KEY)$(MALLOC_ROOT) $(INCLUDE_KEY)$(MALLOC_SOURCE_ROOT)
- 
- # Suppress superfluous warnings for TBBMalloc compilation
-diff -dup tbb-2018_U5/build/Makefile.test\~ tbb-2018_U5/build/Makefile.test
---- tbb-2018_U5/build/Makefile.test~	2018-06-19 10:04:20.000000000 -0600
-+++ tbb-2018_U5/build/Makefile.test	2018-07-03 11:18:53.651592978 -0600
-@@ -272,7 +272,7 @@ test_tbb_plain: $(TEST_PREREQUISITE) $(T
- 
- 
- # For deprecated files, we don't mind warnings etc., thus compilation rules are most relaxed
--CPLUS_FLAGS_DEPRECATED = $(DEFINE_KEY)__TBB_TEST_DEPRECATED=1 $(subst $(WARNING_KEY),,$(CPLUS_FLAGS)) $(WARNING_SUPPRESS) $(INCLUDE_KEY)$(tbb_root)/src/test
-+CPLUS_FLAGS_DEPRECATED = $(DEFINE_KEY)__TBB_TEST_DEPRECATED=1 $(CPLUS_FLAGS) $(WARNING_SUPPRESS) $(INCLUDE_KEY)$(tbb_root)/src/test
- TEST_TBB_OLD.OBJ = test_concurrent_vector_v2.$(OBJ) test_concurrent_queue_v2.$(OBJ) test_mutex_v2.$(OBJ) test_task_scheduler_observer_v3.$(OBJ) 
- 
- $(TEST_TBB_OLD.OBJ): CPLUS_FLAGS := $(CPLUS_FLAGS_DEPRECATED)
-
-Diff finished.  Tue Jul  3 11:19:32 2018
diff --git a/tbb-4.0-mfence.patch b/tbb-4.0-mfence.patch
deleted file mode 100644
index eae98ee916449b8edfcddc2d0594839152d40a10..0000000000000000000000000000000000000000
--- a/tbb-4.0-mfence.patch
+++ /dev/null
@@ -1,14 +0,0 @@
-diff -up tbb44_20151115oss/include/tbb/machine/linux_ia32.h\~ tbb44_20151115oss/include/tbb/machine/linux_ia32.h
---- tbb44_20151115oss/include/tbb/machine/linux_ia32.h~	2015-11-25 03:49:14.000000000 -0700
-+++ tbb44_20151115oss/include/tbb/machine/linux_ia32.h	2016-01-14 20:29:45.251333321 -0700
-@@ -34,7 +34,7 @@
- #define __TBB_control_consistency_helper() __TBB_compiler_fence()
- #define __TBB_acquire_consistency_helper() __TBB_compiler_fence()
- #define __TBB_release_consistency_helper() __TBB_compiler_fence()
--#define __TBB_full_memory_fence()          __asm__ __volatile__("mfence": : :"memory")
-+#define __TBB_full_memory_fence()          __sync_synchronize()
- 
- #if __TBB_ICC_ASM_VOLATILE_BROKEN
- #define __TBB_VOLATILE
-
-Diff finished.  Thu Jan 14 20:30:12 2016
diff --git a/tbb-4.4-cxxflags.patch b/tbb-4.4-cxxflags.patch
deleted file mode 100644
index 4aa6606a481c4efa1c90361c9affae4742c6cfec..0000000000000000000000000000000000000000
--- a/tbb-4.4-cxxflags.patch
+++ /dev/null
@@ -1,37 +0,0 @@
-diff -up tbb-2018_U2/build/linux.gcc.inc\~ tbb-2018_U2/build/linux.gcc.inc
---- tbb-2018_U2/build/linux.gcc.inc~	2017-12-06 10:29:49.000000000 -0700
-+++ tbb-2018_U2/build/linux.gcc.inc	2018-01-22 20:47:07.148422967 -0700
-@@ -68,10 +68,10 @@ ifneq (,$(shell gcc -dumpversion | egrep
- endif
- 
- ifeq ($(cfg), release)
--        CPLUS_FLAGS = $(ITT_NOTIFY) -g -O2 -DUSE_PTHREAD
-+        CPLUS_FLAGS = $(CXXFLAGS) $(ITT_NOTIFY) -g -O2 -DUSE_PTHREAD
- endif
- ifeq ($(cfg), debug)
--        CPLUS_FLAGS = -DTBB_USE_DEBUG $(ITT_NOTIFY) -g -O0 -DUSE_PTHREAD
-+        CPLUS_FLAGS = $(CXXFLAGS) -DTBB_USE_DEBUG $(ITT_NOTIFY) -g -O0 -DUSE_PTHREAD
- endif
- 
- TBB_ASM.OBJ=
-diff -up tbb-2018_U2/build/Makefile.tbbmalloc\~ tbb-2018_U2/build/Makefile.tbbmalloc
---- tbb-2018_U2/build/Makefile.tbbmalloc~	2017-12-06 10:29:49.000000000 -0700
-+++ tbb-2018_U2/build/Makefile.tbbmalloc	2018-01-22 20:47:30.104350662 -0700
-@@ -51,7 +51,7 @@ ORIG_LINK_MALLOC.LIB:=$(LINK_MALLOC.LIB)
- MALLOC_CPLUS.OBJ = backend.$(OBJ) large_objects.$(OBJ) backref.$(OBJ)  tbbmalloc.$(OBJ)
- MALLOC.OBJ := $(MALLOC_CPLUS.OBJ) $(MALLOC_ASM.OBJ) itt_notify_malloc.$(OBJ) frontend.$(OBJ)
- PROXY.OBJ := proxy.$(OBJ) tbb_function_replacement.$(OBJ)
--M_CPLUS_FLAGS := $(subst $(WARNING_KEY),,$(M_CPLUS_FLAGS)) $(DEFINE_KEY)__TBBMALLOC_BUILD=1
-+M_CPLUS_FLAGS := $(subst $(WARNING_KEY),,$(M_CPLUS_FLAGS)) $(CXXFLAGS) $(DEFINE_KEY)__TBBMALLOC_BUILD=1
- M_INCLUDES := $(INCLUDES) $(INCLUDE_KEY)$(MALLOC_ROOT) $(INCLUDE_KEY)$(MALLOC_SOURCE_ROOT)
- 
- # Suppress superfluous warnings for TBBMalloc compilation
-@@ -86,7 +86,7 @@ $(MALLOC.DLL) $(MALLOCPROXY.DLL): CPLUS_
- $(MALLOC.DLL) $(MALLOCPROXY.DLL): M_CPLUS_FLAGS += $(SDL_FLAGS)
- $(MALLOC.DLL): BUILDING_LIBRARY = $(MALLOC.DLL)
- $(MALLOC.DLL): $(MALLOC.OBJ) $(MALLOC.RES) $(MALLOC_NO_VERSION.DLL)
--	$(subst $(CPLUS),$(CONLY),$(LIB_LINK_CMD)) $(LIB_OUTPUT_KEY)$(MALLOC.DLL) $(MALLOC.OBJ) $(MALLOC.RES) $(LIB_LINK_LIBS) $(MALLOC_LINK_FLAGS)
-+	$(LIB_LINK_CMD) $(LIB_OUTPUT_KEY)$(MALLOC.DLL) $(MALLOC.OBJ) $(MALLOC.RES) $(LIB_LINK_LIBS) $(MALLOC_LINK_FLAGS)
- 
- ifneq (,$(MALLOCPROXY.DEF))
- tbbmallocproxy.def: $(MALLOCPROXY.DEF)
diff --git a/tbb.spec b/tbb.spec
index 5bffdf69ef5d6e647c2ac1cc0cbe1472f9ea9d93..6854cc8512c2dc89ad351cd9d72928fe86ea3c54 100644
--- a/tbb.spec
+++ b/tbb.spec
@@ -1,19 +1,17 @@
 Name:           tbb
-Version:        2018.5
-Release:        4
+Version:        2020.2
+Release:        1
 Summary:        Threading Building Blocks lets you easily write parallel C++ programs
 License:        ASL 2.0
 URL:            http://threadingbuildingblocks.org/
 
-Source0:        https://github.com/01org/tbb/archive/2018_U5.tar.gz
+Source0:        https://github.com/01org/tbb/archive/oneTBB-2020.2.tar.gz
 Source6:        tbb.pc
 Source7:        tbbmalloc.pc
 Source8:        tbbmalloc_proxy.pc
-Patch1:         tbb-4.4-cxxflags.patch
-Patch2:         tbb-4.0-mfence.patch
-Patch3:         tbb-2018U5-dont-snip-Wall.patch
+Patch9000:			bugfix-tbb-fix-__TBB_machine_fetchadd4-was-not-declared-on-.patch
 
-BuildRequires:  gcc-c++ swig python2-devel python3-devel
+BuildRequires:  gcc-c++ doxygen swig python3-devel
 
 %description
 Threading Building Blocks (TBB) lets you easily write parallel C++ programs that 
@@ -38,14 +36,6 @@ Obsoletes:      tbb-doc < %{version}-%{release}
 %description help
 Man pages and other related documents for tbb.
 
-%package -n python2-tbb
-Summary: TBB module of Python 2
-%{?python_provide:%python_provide python2-tbb}
-
-%description -n python2-tbb
-TBB module of Python 2
-
-
 %package -n python3-tbb
 Summary: TBB module of Python 3
 %{?python_provide:%python_provide python3-tbb}
@@ -54,38 +44,18 @@ Summary: TBB module of Python 3
 TBB module of Python 3
 
 %prep
-%autosetup -n tbb-2018_U5 -p1
+%autosetup -n oneTBB-%{version} -p1
 
 sed -i 's/"`hostname -s`" ("`uname -m`"/openEulerbuild (%{_arch}/' \
     build/version_info_linux.sh
 sed -i 's/-mrtm//' build/linux.gcc.inc
-sed -i 's,env python,python2,' python/TBB.py python/tbb/__*.py
+sed -i 's,env python,python3,' python/TBB.py python/tbb/__*.py
 sed -i '/^#!/d' python/tbb/{pool,test}.py
 
-if [ "%{_libdir}" != "%{_prefix}/lib" ]; then
-  sed -i.orig 's/"lib"/"%{_lib}"/' cmake/TBBMakeConfig.cmake
-  touch -r cmake/TBBMakeConfig.cmake.orig cmake/TBBMakeConfig.cmake
-  rm cmake/TBBMakeConfig.cmake.orig
-fi
-
-cp -a python python3
-sed -i 's,python,python3,g' python3/Makefile python3/rml/Makefile
-sed -i 's,python2,python3,' python3/TBB.py python3/tbb/__*.py
-
 %build
-%ifarch %{ix86}
-cp -a build build.orig
-make %{?_smp_mflags} tbb_build_prefix=obj stdver=c++14 \
-    CXXFLAGS="$RPM_OPT_FLAGS -march=pentium4 -msse2" \
-    LDFLAGS="-Wl,--as-needed $RPM_LD_FLAGS"
-mv build build.sse2
-mv build.orig build
-%endif
-
 %make_build tbb_build_prefix=obj stdver=c++14 \
-    CXXFLAGS="$RPM_OPT_FLAGS" \
-    LDFLAGS="-Wl,--as-needed $RPM_LD_FLAGS"
-
+	CXXFLAGS="%{optflags} -DDO_ITT_NOTIFY -DUSE_PTHREAD" \
+	LDFLAGS="$RPM_LD_FLAGS -lpthread"
 %define pcsource {%{SOURCE6} %{SOURCE7} %{SOURCE8}}
 for pcfile in %{pcsource}; do
     base=$(basename ${pcfile})
@@ -97,19 +67,13 @@ done
 pushd python
 %make_build -C rml stdver=c++14 \
   CPLUS_FLAGS="%{optflags} -DDO_ITT_NOTIFY -DUSE_PTHREAD" \
-  PIC_KEY="-fPIC -Wl,--as-needed" LDFLAGS="$RPM_LD_FLAGS"
-cp -p rml/libirml.so* .
-%py2_build
-popd
-
-pushd python3
-%make_build -C rml stdver=c++14 \
-  CPLUS_FLAGS="%{optflags} -DDO_ITT_NOTIFY -DUSE_PTHREAD" \
-  PIC_KEY="-fPIC -Wl,--as-needed" LDFLAGS="$RPM_LD_FLAGS"
+  LDFLAGS="$RPM_LD_FLAGS -lpthread"
 cp -p rml/libirml.so* .
 %py3_build
 popd
 
+make doxygen
+
 %check
 make test tbb_build_prefix=obj stdver=c++14 CXXFLAGS="$RPM_OPT_FLAGS"
 
@@ -117,15 +81,6 @@ make test tbb_build_prefix=obj stdver=c++14 CXXFLAGS="$RPM_OPT_FLAGS"
 mkdir -p %{buildroot}/%{_libdir}
 mkdir -p %{buildroot}/%{_includedir}
 
-%ifarch %{ix86}
-mkdir -p %{buildroot}/%{_libdir}/sse2
-pushd build.sse2/obj_release
-    for file in libtbb{,malloc{,_proxy}}; do
-        install -p -D -m 755 ${file}.so.2 %{buildroot}/%{_libdir}/sse2
-    done
-popd
-%endif
-
 pushd build/obj_release
     for file in libtbb{,malloc{,_proxy}}; do
         install -p -D -m 755 ${file}.so.2 %{buildroot}/%{_libdir}
@@ -150,18 +105,11 @@ cp -p src/rml/include/*.h %{buildroot}%{_includedir}/rml
 
 . build/obj_release/tbbvars.sh
 pushd python
-%py2_install
-chmod a+x %{buildroot}%{python2_sitearch}/TBB.py
-chmod a+x %{buildroot}%{python2_sitearch}/tbb/__*.py
-cp -p libirml.so.1 %{buildroot}%{_libdir}
-ln -s libirml.so.1 %{buildroot}%{_libdir}/libirml.so
-popd
-
-pushd python3
 %py3_install
 chmod a+x %{buildroot}%{python3_sitearch}/TBB.py
 chmod a+x %{buildroot}%{python3_sitearch}/tbb/__*.py
 cp -p libirml.so.1 %{buildroot}%{_libdir}
+ln -s libirml.so.1 $RPM_BUILD_ROOT%{_libdir}/libirml.so
 popd
 
 mkdir -p %{buildroot}%{_libdir}/cmake
@@ -175,9 +123,6 @@ rm %{buildroot}%{_libdir}/cmake/tbb/README.rst
 %license LICENSE
 %{_libdir}/libirml.so.1
 %{_libdir}/*.so.2
-%ifarch %{ix86}
-%{_libdir}/sse2/*.so.2
-%endif
 
 %files devel
 %defattr(-,root,root)
@@ -189,19 +134,17 @@ rm %{buildroot}%{_libdir}/cmake/tbb/README.rst
 
 %files help
 %defattr(-,root,root)
-%doc doc/Release_Notes.txt doc/html README README.md cmake/README.rst CHANGES
-
-%files -n python2-tbb
-%doc python/index.html
-%{python2_sitearch}/TBB*
-%{python2_sitearch}/tbb/
+%doc doc/Release_Notes.txt html README README.md cmake/README.rst CHANGES
 
 %files -n python3-tbb
-%doc python3/index.html
+%doc python/index.html
 %{python3_sitearch}/TBB*
 %{python3_sitearch}/tbb/
 %{python3_sitearch}/__pycache__/TBB*
 
 %changelog
+* Sun Apr 26 2020 lvying<lvying6@huawei.com> - 2020.2-1
+* upgrade to version 2020.2
+
 * Fri Feb 14 2020 lingsheng <lingsheng@huawei.com> - 2018.5-4
 - Package init