diff --git a/0001-PATCH-libcxx-Remove-monorepo-requirement.patch b/0001-PATCH-libcxx-Remove-monorepo-requirement.patch
deleted file mode 100644
index 09b819e..0000000
--- a/0001-PATCH-libcxx-Remove-monorepo-requirement.patch
+++ /dev/null
@@ -1,35 +0,0 @@
-From fc46c464795f965c4cdbc321058f24191af8e40c Mon Sep 17 00:00:00 2001
-From: Tom Stellard <tstellar@redhat.com>
-Date: Tue, 11 Aug 2020 07:55:18 -0700
-Subject: [PATCH] [PATCH][libcxx] Remove monorepo requirement
- 
----
- libcxx/CMakeLists.txt | 9 ---------
- 1 file changed, 9 deletions(-)
- 
-diff --git a/libcxx/CMakeLists.txt b/libcxx/CMakeLists.txt
-index 9bf1a02..5348a15 100644
---- a/libcxx/CMakeLists.txt
-+++ b/libcxx/CMakeLists.txt
-@@ -1,10 +1,3 @@
--# See https://libcxx.llvm.org/docs/BuildingLibcxx.html for instructions on how
--# to build libcxx with CMake.
--
--if (NOT IS_DIRECTORY "${CMAKE_CURRENT_LIST_DIR}/../libcxxabi")
--  message(FATAL_ERROR "libc++ now requires being built in a monorepo layout with libcxxabi available")
--endif()
--
- #===============================================================================
- # Setup Project
- #===============================================================================
-@@ -39,8 +32,6 @@ if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR OR LIBCXX_STANDALONE_BUIL
-   set(LIBCXX_STANDALONE_BUILD 1)
-   set(LLVM_LIT_OUTPUT_DIR "${LIBCXX_BINARY_DIR}/bin")
- 
--  # Find the LLVM sources and simulate LLVM CMake options.
--  include(HandleOutOfTreeLLVM)
- endif()
- 
- if (LIBCXX_STANDALONE_BUILD)
--- 
-1.8.3.1
diff --git a/0001-libcxx-Remove-monorepo-requirement.patch b/0001-libcxx-Remove-monorepo-requirement.patch
deleted file mode 100644
index cc14dda..0000000
--- a/0001-libcxx-Remove-monorepo-requirement.patch
+++ /dev/null
@@ -1,34 +0,0 @@
-From 89a9306a9c24b192b9fac3b7498661428676af0e Mon Sep 17 00:00:00 2001
-From: wangzehong <wangzehong2@huawei.com>
-Date: Fri, 10 Feb 2023 09:06:21 +0800
-Subject: [PATCH] Remove monorepo requirement
-
----
- CMakeLists.txt | 5 -----
- 1 file changed, 5 deletions(-)
-
-diff --git a/CMakeLists.txt b/CMakeLists.txt
-index cdd5495..11fc89b 100644
---- a/CMakeLists.txt
-+++ b/CMakeLists.txt
-@@ -1,9 +1,6 @@
- # See https://libcxx.llvm.org/docs/BuildingLibcxx.html for instructions on how
- # to build libcxx with CMake.
- 
--if (NOT IS_DIRECTORY "${CMAKE_CURRENT_LIST_DIR}/../libcxxabi")
--  message(FATAL_ERROR "libc++ now requires being built in a monorepo layout with libcxxabi available")
--endif()
- 
- #===============================================================================
- # Setup Project
-@@ -39,8 +36,6 @@ if (CMAKE_SOURCE_DIR STREQUAL CMAKE_CURRENT_SOURCE_DIR OR LIBCXX_STANDALONE_BUIL
-   set(LIBCXX_STANDALONE_BUILD 1)
-   set(LLVM_LIT_OUTPUT_DIR "${LIBCXX_BINARY_DIR}/bin")
- 
--  # Find the LLVM sources and simulate LLVM CMake options.
--  include(HandleOutOfTreeLLVM)
- endif()
- 
- if (LIBCXX_STANDALONE_BUILD)
--- 
-2.33.1.windows.1
diff --git a/libcxx.spec b/libcxx.spec
index 87322ed..1b9554f 100644
--- a/libcxx.spec
+++ b/libcxx.spec
@@ -1,6 +1,7 @@
 %bcond_without sys_llvm
 %bcond_without check
 %bcond_without toolchain_clang
+%bcond_without bisheng_autotuner
 
 %if %{with toolchain_clang}
 %global toolchain clang
@@ -38,7 +39,7 @@
 
 Name:       %{pkg_name}
 Version:    %{libcxx_version}
-Release:    2%{?dist}
+Release:    3%{?dist}
 Summary:    LLVM "libcxx" runtime libraries
 License:    Apache-2.0
 URL:        http://llvm.org
@@ -184,6 +185,9 @@ export ASMFLAGS=$CFLA
 %if "%{toolchain}" == "clang"
 	-DCMAKE_C_COMPILER=clang \
 	-DCMAKE_CXX_COMPILER=clang++ \
+%endif
+%if %{with bisheng_autotuner}
+	-DLLVM_ENABLE_AUTOTUNER=ON \
 %endif
     ..
 
@@ -265,6 +269,9 @@ rm %{buildroot}%{_pkgdocdir}/html/.buildinfo
 %doc %{_pkgdocdir}/html
 
 %changelog
+* Tue Aug 20 2024 liyunfei <liyunfei33@huawei.com> - 17.0.6-3
+- Add BiSheng Autotuner support.
+
 * Fri Jul 5 2024 liyunfei <liyunfei33@huawei.com> - 17.0.6-2
 - Add toolchain_clang build support