Committing Parallel STL 20190429 open source release

Author: tbbdev

CHANGES

@@ -1,6 +1,18 @@
 ------------------------------------------------------------------------
 The list of most significant changes made over time in Parallel STL.
 
+Parallel STL release within Intel(R) Parallel Studio XE 2019 Update 4
+PSTL_VERSION == 206
+
+Features / APIs:
+
+- Improved performance in equal algorithm.
+
+Bugs fixed:
+- Fixed an error with multiple invocations of FindTBB.cmake
+  (https://github.com/intel/parallelstl/issues/26).
+
+------------------------------------------------------------------------
 Parallel STL 20190321 release
 PSTL_VERSION == 205
 

CMakeLists.txt

@@ -16,9 +16,9 @@ cmake_minimum_required(VERSION 3.1)
 
 set(PARALLELSTL_VERSION_FILE "include/pstl/internal/pstl_config.h")
 file(STRINGS "${PARALLELSTL_VERSION_FILE}" PARALLELSTL_VERSION_SOURCE REGEX "#define PSTL_VERSION .*$")
-string(REGEX MATCH "#define PSTL_VERSION (.*)$" PARALLELSTL_VERSION_SOURCE "${PARALLELSTL_VERSION_SOURCE}")
-math(EXPR VERSION_MAJOR "${CMAKE_MATCH_1} / 100")
-math(EXPR VERSION_MINOR "${CMAKE_MATCH_1} % 100")
+string(REGEX REPLACE "#define PSTL_VERSION (.*)$" "\\1" PARALLELSTL_VERSION_SOURCE "${PARALLELSTL_VERSION_SOURCE}")
+math(EXPR VERSION_MAJOR "${PARALLELSTL_VERSION_SOURCE} / 100")
+math(EXPR VERSION_MINOR "${PARALLELSTL_VERSION_SOURCE} % 100")
 
 project(ParallelSTL VERSION ${VERSION_MAJOR}.${VERSION_MINOR} LANGUAGES CXX)
 

README.md

@@ -1,5 +1,5 @@
 # Parallel STL
-[![Stable release](https://img.shields.io/badge/version-20190321-green.svg)](https://github.com/intel/parallelstl/releases/tag/20190321)
+[![Stable release](https://img.shields.io/badge/version-20190429-green.svg)](https://github.com/intel/parallelstl/releases/tag/20190429)
 
 Parallel STL is an implementation of the C++ standard library algorithms with support for execution policies,
 as specified in ISO/IEC 14882:2017 standard, commonly called C++17.
@@ -20,7 +20,7 @@ To use Parallel STL, you must have the following software installed:
 * Threading Building Blocks (TBB) which is available to download in the GitHub [repository](https://github.com/01org/tbb/)
 
 ## Release Information
-Here are the latest [Changes](CHANGES) and [Release Notes](doc/Release_Notes.txt) (contains system requirements and known issues).
+Here are the latest [Changes](CHANGES) and [Release Notes](Release_Notes.txt) (contains system requirements and known issues).
 
 ## License
 Parallel STL is licensed under [Apache License Version 2.0 with LLVM exceptions](LICENSE).

build/android.linux.launcher.sh

@@ -12,6 +12,24 @@
 #
 ##===----------------------------------------------------------------------===##
 
+if (NOT TBB_FIND_COMPONENTS)
+    set(TBB_FIND_COMPONENTS tbb tbbmalloc)
+    foreach (_tbb_component ${TBB_FIND_COMPONENTS})
+        set(TBB_FIND_REQUIRED_${_tbb_component} 1)
+    endforeach()
+endif()
+
+foreach (_tbb_component ${TBB_FIND_COMPONENTS})
+    if (TARGET TBB::${_tbb_component})
+        message(STATUS "Using previously found TBB::${_tbb_component}")
+        list(REMOVE_ITEM TBB_FIND_COMPONENTS ${_tbb_component})
+    endif()
+endforeach()
+
+if (NOT TBB_FIND_COMPONENTS)
+    return()
+endif()
+
 include(FindPackageHandleStandardArgs)
 
 # Firstly search for TBB in config mode (i.e. search for TBBConfig.cmake).
@@ -25,13 +43,6 @@ if (TBB_FOUND)
     return()
 endif()
 
-if (NOT TBB_FIND_COMPONENTS)
-    set(TBB_FIND_COMPONENTS tbb tbbmalloc)
-    foreach (_tbb_component ${TBB_FIND_COMPONENTS})
-        set(TBB_FIND_REQUIRED_${_tbb_component} 1)
-    endforeach()
-endif()
-
 find_path(_tbb_include_dir tbb/tbb.h)
 if (_tbb_include_dir)
     file(READ "${_tbb_include_dir}/tbb/tbb_stddef.h" _tbb_stddef LIMIT 2048)

cmake/FindTBB.cmake

@@ -0,0 +1,36 @@
+// -*- C++ -*-
+//===-- algorithm_fwd.h ---------------------------------------------------===//
+//
+// Copyright (C) 2017-2019 Intel Corporation
+//
+// SPDX-License-Identifier: Apache-2.0 WITH LLVM-exception
+//
+// This file incorporates work covered by the following copyright and permission
+// notice:
+//
+// Part of the LLVM Project, under the Apache License v2.0 with LLVM Exceptions.
+// See https://llvm.org/LICENSE.txt for license information.
+//
+//===----------------------------------------------------------------------===//
+
+#ifndef __PSTL_algorithm_fwd_H
+#define __PSTL_algorithm_fwd_H
+
+namespace __pstl
+{
+namespace internal
+{
+
+template<typename... _ExecutionPolicy>
+struct brick_copy_n;
+
+template<typename... _ExecutionPolicy>
+struct brick_copy;
+
+template<typename... _ExecutionPolicy>
+struct brick_move;
+
+}
+}
+
+#endif