[arch-commits] Commit in vtr/repos (4 files)

Antonio Rojas arojas at gemini.archlinux.org
Fri Nov 26 17:28:53 UTC 2021


    Date: Friday, November 26, 2021 @ 17:28:53
  Author: arojas
Revision: 1054868

archrelease: copy trunk to community-staging-x86_64

Added:
  vtr/repos/community-staging-x86_64/
  vtr/repos/community-staging-x86_64/PKGBUILD
    (from rev 1054867, vtr/trunk/PKGBUILD)
  vtr/repos/community-staging-x86_64/vtr-gcc11.patch
    (from rev 1054867, vtr/trunk/vtr-gcc11.patch)
  vtr/repos/community-staging-x86_64/vtr-tbb-2021.patch
    (from rev 1054867, vtr/trunk/vtr-tbb-2021.patch)

--------------------+
 PKGBUILD           |   48 ++
 vtr-gcc11.patch    |   30 +
 vtr-tbb-2021.patch |  817 +++++++++++++++++++++++++++++++++++++++++++++++++++
 3 files changed, 895 insertions(+)

Copied: vtr/repos/community-staging-x86_64/PKGBUILD (from rev 1054867, vtr/trunk/PKGBUILD)
===================================================================
--- community-staging-x86_64/PKGBUILD	                        (rev 0)
+++ community-staging-x86_64/PKGBUILD	2021-11-26 17:28:53 UTC (rev 1054868)
@@ -0,0 +1,48 @@
+# Maintainer: Filipe Laíns (FFY00) <lains at archlinux.org>
+
+pkgname=vtr
+_pkgname=vtr-verilog-to-routing
+pkgver=8.0.0
+pkgrel=3
+pkgdesc='Verilog to Routing -- Open Source CAD Flow for FPGA Research'
+arch=(x86_64)
+url='https://verilogtorouting.org'
+license=('MIT')
+depends=('ctags' 'tbb')
+makedepends=('cmake')
+source=("$pkgname-$pkgver::https://github.com/verilog-to-routing/vtr-verilog-to-routing/archive/v$pkgver.tar.gz"
+         vtr-tbb-2021.patch
+         vtr-gcc11.patch
+         https://github.com/verilog-to-routing/vtr-verilog-to-routing/commit/ea49c34f.patch)
+sha512sums=('9fc75f8451185fef65b01d37bafcc8c13e04632cdb66d0d49df7f942b40b8178a1e4610b83b88eb32b48077eeda4bd0061b8bb390e61573a1d85153fdc7ba1de'
+            '34675a9d391d153c149fcbf90b007b9d132a6befb53c18c7275004a68938618f3ee0ebc4da0041ecb21461371fb0806c35ce34601dd5d8c00de14bda521a8736'
+            '0fb17c1912533763f5f9338cada6315df7198c5c3992bf966c768e5fa96d74d9e1c3cec4327a636ee11e0eefe328c01f96377efb68b85253b926050511843314'
+            '8ea64218b0c85b301bbfde263cdabfefc8f6ba53bc4d63664b31f5fd07c2d158296855731b321e456fa6e2df16c1859ed331c5a7d3ea6fe2e069854535babcdc')
+
+prepare() {
+  patch -d $_pkgname-$pkgver -p1 < vtr-tbb-2021.patch # Fix build with TBB 2021 (cmake config taken from prusa-slicer)
+  patch -d $_pkgname-$pkgver -p1 < ea49c34f.patch # Fix build with GCC 11
+  patch -d $_pkgname-$pkgver -p1 < vtr-gcc11.patch # Fix build with GCC 11
+}
+
+build() {
+  mkdir $_pkgname-$pkgver/build
+  cd $_pkgname-$pkgver/build
+
+  cmake .. \
+    -DCMAKE_INSTALL_PREFIX=/usr \
+    -DCMAKE_BUILD_TYPE=Release
+
+  make
+}
+
+package() {
+  cd $_pkgname-$pkgver/build
+
+  make DESTDIR="$pkgdir" install
+
+  rm "$pkgdir"/usr/bin/*.a "$pkgdir"/usr/bin/test_* "$pkgdir"/usr/bin/*_test
+
+  install -Dm 644 ../LICENSE.md "$pkgdir"/usr/share/licenses/$pkgname/LICENSE
+}
+

Copied: vtr/repos/community-staging-x86_64/vtr-gcc11.patch (from rev 1054867, vtr/trunk/vtr-gcc11.patch)
===================================================================
--- community-staging-x86_64/vtr-gcc11.patch	                        (rev 0)
+++ community-staging-x86_64/vtr-gcc11.patch	2021-11-26 17:28:53 UTC (rev 1054868)
@@ -0,0 +1,30 @@
+diff --git a/ODIN_II/SRC/Hashtable.cpp b/ODIN_II/SRC/Hashtable.cpp
+index 39e942e1c..e55d2c83a 100644
+--- a/ODIN_II/SRC/Hashtable.cpp
++++ b/ODIN_II/SRC/Hashtable.cpp
+@@ -20,7 +20,7 @@ WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
+ FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR
+ OTHER DEALINGS IN THE SOFTWARE.
+ */
+-#include <string.h>
++#include <string>
+ #include <stdio.h>
+ #include <stdlib.h>
+ 
+@@ -73,4 +73,4 @@ void* Hashtable::get(std::string key)
+ bool Hashtable::is_empty ()
+ {
+ 	return (my_map.size() == 0);
+-}
+\ No newline at end of file
++}
+diff --git a/libs/libvtrutil/src/vtr_geometry.tpp b/libs/libvtrutil/src/vtr_geometry.tpp
+index 0075a81cb..10dddefc4 100644
+--- a/libs/libvtrutil/src/vtr_geometry.tpp
++++ b/libs/libvtrutil/src/vtr_geometry.tpp
+@@ -1,3 +1,5 @@
++#include <limits>
++
+ namespace vtr {
+ /*
+  * Point

Copied: vtr/repos/community-staging-x86_64/vtr-tbb-2021.patch (from rev 1054867, vtr/trunk/vtr-tbb-2021.patch)
===================================================================
--- community-staging-x86_64/vtr-tbb-2021.patch	                        (rev 0)
+++ community-staging-x86_64/vtr-tbb-2021.patch	2021-11-26 17:28:53 UTC (rev 1054868)
@@ -0,0 +1,817 @@
+diff --git a/cmake/modules/FindTBB.cmake b/cmake/modules/FindTBB.cmake
+index 0a1a5bb77..14667b928 100644
+--- a/cmake/modules/FindTBB.cmake
++++ b/cmake/modules/FindTBB.cmake
+@@ -1,303 +1,495 @@
+-# The MIT License (MIT)
++# - Find ThreadingBuildingBlocks include dirs and libraries
++# Use this module by invoking find_package with the form:
++#  find_package(TBB
++#    [REQUIRED]             # Fail with error if TBB is not found
++#    )                      #
++# Once done, this will define
+ #
+-# Copyright (c) 2015 Justus Calvin
+-# 
+-# Permission is hereby granted, free of charge, to any person obtaining a copy
+-# of this software and associated documentation files (the "Software"), to deal
+-# in the Software without restriction, including without limitation the rights
+-# to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+-# copies of the Software, and to permit persons to whom the Software is
+-# furnished to do so, subject to the following conditions:
+-# 
+-# The above copyright notice and this permission notice shall be included in all
+-# copies or substantial portions of the Software.
+-# 
+-# THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+-# IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+-# FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+-# AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+-# LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+-# OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+-# SOFTWARE.
+-
++#  TBB_FOUND - system has TBB
++#  TBB_INCLUDE_DIRS - the TBB include directories
++#  TBB_LIBRARIES - TBB libraries to be lined, doesn't include malloc or
++#                  malloc proxy
++#  TBB::tbb - imported target for the TBB library
+ #
+-# FindTBB
+-# -------
++#  TBB_VERSION_MAJOR - Major Product Version Number
++#  TBB_VERSION_MINOR - Minor Product Version Number
++#  TBB_INTERFACE_VERSION - Engineering Focused Version Number
++#  TBB_COMPATIBLE_INTERFACE_VERSION - The oldest major interface version
++#                                     still supported. This uses the engineering
++#                                     focused interface version numbers.
+ #
+-# Find TBB include directories and libraries.
++#  TBB_MALLOC_FOUND - system has TBB malloc library
++#  TBB_MALLOC_INCLUDE_DIRS - the TBB malloc include directories
++#  TBB_MALLOC_LIBRARIES - The TBB malloc libraries to be lined
++#  TBB::malloc - imported target for the TBB malloc library
+ #
+-# Usage:
++#  TBB_MALLOC_PROXY_FOUND - system has TBB malloc proxy library
++#  TBB_MALLOC_PROXY_INCLUDE_DIRS = the TBB malloc proxy include directories
++#  TBB_MALLOC_PROXY_LIBRARIES - The TBB malloc proxy libraries to be lined
++#  TBB::malloc_proxy - imported target for the TBB malloc proxy library
+ #
+-#  find_package(TBB [major[.minor]] [EXACT]
+-#               [QUIET] [REQUIRED]
+-#               [[COMPONENTS] [components...]]
+-#               [OPTIONAL_COMPONENTS components...]) 
+ #
+-# where the allowed components are tbbmalloc and tbb_preview. Users may modify 
+-# the behavior of this module with the following variables:
++# This module reads hints about search locations from variables:
++#  ENV TBB_ARCH_PLATFORM - for eg. set it to "mic" for Xeon Phi builds
++#  ENV TBB_ROOT or just TBB_ROOT - root directory of tbb installation
++#  ENV TBB_BUILD_PREFIX - specifies the build prefix for user built tbb
++#                         libraries. Should be specified with ENV TBB_ROOT
++#                         and optionally...
++#  ENV TBB_BUILD_DIR - if build directory is different than ${TBB_ROOT}/build
+ #
+-# * TBB_ROOT_DIR          - The base directory the of TBB installation.
+-# * TBB_INCLUDE_DIR       - The directory that contains the TBB headers files.
+-# * TBB_LIBRARY           - The directory that contains the TBB library files.
+-# * TBB_<library>_LIBRARY - The path of the TBB the corresponding TBB library. 
+-#                           These libraries, if specified, override the 
+-#                           corresponding library search results, where <library>
+-#                           may be tbb, tbb_debug, tbbmalloc, tbbmalloc_debug,
+-#                           tbb_preview, or tbb_preview_debug.
+-# * TBB_USE_DEBUG_BUILD   - The debug version of tbb libraries, if present, will
+-#                           be used instead of the release version.
+ #
+-# Users may modify the behavior of this module with the following environment
+-# variables:
++# Modified by Robert Maynard from the original OGRE source
+ #
+-# * TBB_INSTALL_DIR 
+-# * TBBROOT
+-# * LIBRARY_PATH
++#-------------------------------------------------------------------
++# This file is part of the CMake build system for OGRE
++#     (Object-oriented Graphics Rendering Engine)
++# For the latest info, see http://www.ogre3d.org/
+ #
+-# This module will set the following variables:
++# The contents of this file are placed in the public domain. Feel
++# free to make use of it in any way you like.
++#-------------------------------------------------------------------
+ #
+-# * TBB_FOUND             - Set to false, or undefined, if we haven’t found, or
+-#                           don’t want to use TBB.
+-# * TBB_<component>_FOUND - If False, optional <component> part of TBB sytem is
+-#                           not available.
+-# * TBB_VERSION           - The full version string
+-# * TBB_VERSION_MAJOR     - The major version
+-# * TBB_VERSION_MINOR     - The minor version
+-# * TBB_INTERFACE_VERSION - The interface version number defined in 
+-#                           tbb/tbb_stddef.h.
+-# * TBB_<library>_LIBRARY_RELEASE - The path of the TBB release version of 
+-#                           <library>, where <library> may be tbb, tbb_debug,
+-#                           tbbmalloc, tbbmalloc_debug, tbb_preview, or 
+-#                           tbb_preview_debug.
+-# * TBB_<library>_LIBRARY_DEGUG - The path of the TBB release version of 
+-#                           <library>, where <library> may be tbb, tbb_debug,
+-#                           tbbmalloc, tbbmalloc_debug, tbb_preview, or 
+-#                           tbb_preview_debug.
++# =========================================================================
++# Taken from Copyright.txt in the root of the VTK source tree as per
++# instructions to substitute the full license in place of the summary
++# reference when distributing outside of VTK
++# =========================================================================
+ #
+-# The following varibles should be used to build and link with TBB:
++#  Program:   Visualization Toolkit
++#  Module:    Copyright.txt
+ #
+-# * TBB_INCLUDE_DIRS        - The include directory for TBB.
+-# * TBB_LIBRARIES           - The libraries to link against to use TBB.
+-# * TBB_LIBRARIES_RELEASE   - The release libraries to link against to use TBB.
+-# * TBB_LIBRARIES_DEBUG     - The debug libraries to link against to use TBB.
+-# * TBB_DEFINITIONS         - Definitions to use when compiling code that uses
+-#                             TBB.
+-# * TBB_DEFINITIONS_RELEASE - Definitions to use when compiling release code that
+-#                             uses TBB.
+-# * TBB_DEFINITIONS_DEBUG   - Definitions to use when compiling debug code that
+-#                             uses TBB.
++# Copyright (c) 1993-2015 Ken Martin, Will Schroeder, Bill Lorensen
++# All rights reserved.
+ #
+-# This module will also create the "tbb" target that may be used when building
+-# executables and libraries.
+-
+-include(FindPackageHandleStandardArgs)
+-
+-if(NOT TBB_FOUND)
+-
+-  ##################################
+-  # Check the build type
+-  ##################################
+-  
+-  if(NOT DEFINED TBB_USE_DEBUG_BUILD)
+-    if(CMAKE_BUILD_TYPE MATCHES "(Debug|DEBUG|debug|RelWithDebInfo|RELWITHDEBINFO|relwithdebinfo)")
+-      set(TBB_BUILD_TYPE DEBUG)
+-    else()
+-      set(TBB_BUILD_TYPE RELEASE)
+-    endif()
+-  elseif(TBB_USE_DEBUG_BUILD)
+-    set(TBB_BUILD_TYPE DEBUG)
+-  else()
+-    set(TBB_BUILD_TYPE RELEASE)
+-  endif()
+-  
+-  ##################################
+-  # Set the TBB search directories
+-  ##################################
+-  
+-  # Define search paths based on user input and environment variables
+-  set(TBB_SEARCH_DIR ${TBB_ROOT_DIR} $ENV{TBB_INSTALL_DIR} $ENV{TBBROOT})
+-  
+-  # Define the search directories based on the current platform
+-  if(CMAKE_SYSTEM_NAME STREQUAL "Windows")
+-    set(TBB_DEFAULT_SEARCH_DIR "C:/Program Files/Intel/TBB"
+-                               "C:/Program Files (x86)/Intel/TBB")
+-
+-    # Set the target architecture
+-    if(CMAKE_SIZEOF_VOID_P EQUAL 8)
+-      set(TBB_ARCHITECTURE "intel64")
+-    else()
+-      set(TBB_ARCHITECTURE "ia32")
+-    endif()
+-
+-    # Set the TBB search library path search suffix based on the version of VC
+-    if(WINDOWS_STORE)
+-      set(TBB_LIB_PATH_SUFFIX "lib/${TBB_ARCHITECTURE}/vc11_ui")
+-    elseif(MSVC14)
+-      set(TBB_LIB_PATH_SUFFIX "lib/${TBB_ARCHITECTURE}/vc14")
+-    elseif(MSVC12)
+-      set(TBB_LIB_PATH_SUFFIX "lib/${TBB_ARCHITECTURE}/vc12")
+-    elseif(MSVC11)
+-      set(TBB_LIB_PATH_SUFFIX "lib/${TBB_ARCHITECTURE}/vc11")
+-    elseif(MSVC10)
+-      set(TBB_LIB_PATH_SUFFIX "lib/${TBB_ARCHITECTURE}/vc10")
+-    endif()
+-
+-    # Add the library path search suffix for the VC independent version of TBB
+-    list(APPEND TBB_LIB_PATH_SUFFIX "lib/${TBB_ARCHITECTURE}/vc_mt")
+-
+-  elseif(CMAKE_SYSTEM_NAME STREQUAL "Darwin")
+-    # OS X
+-    set(TBB_DEFAULT_SEARCH_DIR "/opt/intel/tbb")
+-    
+-    # TODO: Check to see which C++ library is being used by the compiler.
+-    if(NOT ${CMAKE_SYSTEM_VERSION} VERSION_LESS 13.0)
+-      # The default C++ library on OS X 10.9 and later is libc++
+-      set(TBB_LIB_PATH_SUFFIX "lib/libc++" "lib")
+-    else()
+-      set(TBB_LIB_PATH_SUFFIX "lib")
+-    endif()
+-  elseif(CMAKE_SYSTEM_NAME STREQUAL "Linux")
+-    # Linux
+-    set(TBB_DEFAULT_SEARCH_DIR "/opt/intel/tbb")
+-    
+-    # TODO: Check compiler version to see the suffix should be <arch>/gcc4.1 or
+-    #       <arch>/gcc4.1. For now, assume that the compiler is more recent than
+-    #       gcc 4.4.x or later.
+-    if(CMAKE_SYSTEM_PROCESSOR STREQUAL "x86_64")
+-      set(TBB_LIB_PATH_SUFFIX "lib/intel64/gcc4.4")
+-    elseif(CMAKE_SYSTEM_PROCESSOR MATCHES "^i.86$")
+-      set(TBB_LIB_PATH_SUFFIX "lib/ia32/gcc4.4")
+-    endif()
++# Redistribution and use in source and binary forms, with or without
++# modification, are permitted provided that the following conditions are met:
++#
++# * Redistributions of source code must retain the above copyright notice,
++#   this list of conditions and the following disclaimer.
++#
++# * Redistributions in binary form must reproduce the above copyright notice,
++#   this list of conditions and the following disclaimer in the documentation
++#   and/or other materials provided with the distribution.
++#
++# * Neither name of Ken Martin, Will Schroeder, or Bill Lorensen nor the names
++#   of any contributors may be used to endorse or promote products derived
++#   from this software without specific prior written permission.
++#
++# THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS ``AS IS''
++# AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
++# IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
++# ARE DISCLAIMED. IN NO EVENT SHALL THE AUTHORS OR CONTRIBUTORS BE LIABLE FOR
++# ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
++# DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
++# SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
++# CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
++# OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
++# OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
++#
++# =========================================================================*/
++
++#=============================================================================
++#  FindTBB helper functions and macros
++#
++
++# Use TBBConfig.cmake if possible.
++
++set(_tbb_find_quiet)
++if (TBB_FIND_QUIETLY)
++  set(_tbb_find_quiet QUIET)
++endif ()
++set(_tbb_find_components)
++set(_tbb_find_optional_components)
++foreach (_tbb_find_component IN LISTS TBB_FIND_COMPONENTS)
++  if (TBB_FIND_REQUIRED_${_tbb_find_component})
++    list(APPEND _tbb_find_components "${_tbb_find_component}")
++  else ()
++    list(APPEND _tbb_find_optional_components "${_tbb_find_component}")
++  endif ()
++endforeach ()
++unset(_tbb_find_component)
++find_package(TBB CONFIG ${_tbb_find_quiet}
++  COMPONENTS ${_tbb_find_components}
++  OPTIONAL_COMPONENTS ${_tbb_find_optional_components})
++unset(_tbb_find_quiet)
++unset(_tbb_find_components)
++unset(_tbb_find_optional_components)
++if (TBB_FOUND)
++  return ()
++endif ()
++
++#====================================================
++# Fix the library path in case it is a linker script
++#====================================================
++function(tbb_extract_real_library library real_library)
++  if(NOT UNIX OR NOT EXISTS ${library})
++    set(${real_library} "${library}" PARENT_SCOPE)
++    return()
+   endif()
+-  
+-  ##################################
+-  # Find the TBB include dir
+-  ##################################
+-  
+-  find_path(TBB_INCLUDE_DIRS tbb/tbb.h
+-      HINTS ${TBB_INCLUDE_DIR} ${TBB_SEARCH_DIR}
+-      PATHS ${TBB_DEFAULT_SEARCH_DIR}
+-      PATH_SUFFIXES include)
+-
+-  ##################################
+-  # Set version strings
+-  ##################################
+-
+-  if(TBB_INCLUDE_DIRS)
+-    file(READ "${TBB_INCLUDE_DIRS}/tbb/tbb_stddef.h" _tbb_version_file)
+-    string(REGEX REPLACE ".*#define TBB_VERSION_MAJOR ([0-9]+).*" "\\1"
+-        TBB_VERSION_MAJOR "${_tbb_version_file}")
+-    string(REGEX REPLACE ".*#define TBB_VERSION_MINOR ([0-9]+).*" "\\1"
+-        TBB_VERSION_MINOR "${_tbb_version_file}")
+-    string(REGEX REPLACE ".*#define TBB_INTERFACE_VERSION ([0-9]+).*" "\\1"
+-        TBB_INTERFACE_VERSION "${_tbb_version_file}")
+-    set(TBB_VERSION "${TBB_VERSION_MAJOR}.${TBB_VERSION_MINOR}")
++
++  #Read in the first 4 bytes and see if they are the ELF magic number
++  set(_elf_magic "7f454c46")
++  file(READ ${library} _hex_data OFFSET 0 LIMIT 4 HEX)
++  if(_hex_data STREQUAL _elf_magic)
++    #we have opened a elf binary so this is what
++    #we should link to
++    set(${real_library} "${library}" PARENT_SCOPE)
++    return()
+   endif()
+ 
+-  ##################################
+-  # Find TBB components
+-  ##################################
++  file(READ ${library} _data OFFSET 0 LIMIT 1024)
++  if("${_data}" MATCHES "INPUT \\(([^(]+)\\)")
++    #extract out the .so name from REGEX MATCH command
++    set(_proper_so_name "${CMAKE_MATCH_1}")
+ 
+-  if(TBB_VERSION VERSION_LESS 4.3)
+-    set(TBB_SEARCH_COMPOMPONENTS tbb_preview tbbmalloc tbb)
++    #construct path to the real .so which is presumed to be in the same directory
++    #as the input file
++    get_filename_component(_so_dir "${library}" DIRECTORY)
++    set(${real_library} "${_so_dir}/${_proper_so_name}" PARENT_SCOPE)
+   else()
+-    set(TBB_SEARCH_COMPOMPONENTS tbb_preview tbbmalloc_proxy tbbmalloc tbb)
++    #unable to determine what this library is so just hope everything works
++    #and pass it unmodified.
++    set(${real_library} "${library}" PARENT_SCOPE)
+   endif()
++endfunction()
++
++#===============================================
++# Do the final processing for the package find.
++#===============================================
++macro(findpkg_finish PREFIX TARGET_NAME)
++  if (${PREFIX}_INCLUDE_DIR AND ${PREFIX}_LIBRARY)
++    set(${PREFIX}_FOUND TRUE)
++    set (${PREFIX}_INCLUDE_DIRS ${${PREFIX}_INCLUDE_DIR})
++    set (${PREFIX}_LIBRARIES ${${PREFIX}_LIBRARY})
++  else ()
++    if (${PREFIX}_FIND_REQUIRED AND NOT ${PREFIX}_FIND_QUIETLY)
++      message(FATAL_ERROR "Required library ${PREFIX} not found.")
++    endif ()
++  endif ()
+ 
+-  # Find each component
+-  foreach(_comp ${TBB_SEARCH_COMPOMPONENTS})
+-    if(";${TBB_FIND_COMPONENTS};tbb;" MATCHES ";${_comp};")
+-
+-      # Search for the libraries
+-      find_library(TBB_${_comp}_LIBRARY_RELEASE ${_comp}
+-          HINTS ${TBB_LIBRARY} ${TBB_SEARCH_DIR}
+-          PATHS ${TBB_DEFAULT_SEARCH_DIR} ENV LIBRARY_PATH
+-          PATH_SUFFIXES ${TBB_LIB_PATH_SUFFIX})
+-
+-      find_library(TBB_${_comp}_LIBRARY_DEBUG ${_comp}_debug
+-          HINTS ${TBB_LIBRARY} ${TBB_SEARCH_DIR}
+-          PATHS ${TBB_DEFAULT_SEARCH_DIR} ENV LIBRARY_PATH
+-          PATH_SUFFIXES ${TBB_LIB_PATH_SUFFIX})
+-
+-      if(TBB_${_comp}_LIBRARY_DEBUG)
+-        list(APPEND TBB_LIBRARIES_DEBUG "${TBB_${_comp}_LIBRARY_DEBUG}")
+-      endif()
+-      if(TBB_${_comp}_LIBRARY_RELEASE)
+-        list(APPEND TBB_LIBRARIES_RELEASE "${TBB_${_comp}_LIBRARY_RELEASE}")
+-      endif()
+-      if(TBB_${_comp}_LIBRARY_${TBB_BUILD_TYPE} AND NOT TBB_${_comp}_LIBRARY)
+-        set(TBB_${_comp}_LIBRARY "${TBB_${_comp}_LIBRARY_${TBB_BUILD_TYPE}}")
+-      endif()
+-
+-      if(TBB_${_comp}_LIBRARY AND EXISTS "${TBB_${_comp}_LIBRARY}")
+-        set(TBB_${_comp}_FOUND TRUE)
+-      else()
+-        set(TBB_${_comp}_FOUND FALSE)
+-      endif()
+-
+-      # Mark internal variables as advanced
+-      mark_as_advanced(TBB_${_comp}_LIBRARY_RELEASE)
+-      mark_as_advanced(TBB_${_comp}_LIBRARY_DEBUG)
+-      mark_as_advanced(TBB_${_comp}_LIBRARY)
+-
+-    endif()
++  if (NOT TARGET "TBB::${TARGET_NAME}")
++    if (${PREFIX}_LIBRARY_RELEASE)
++      tbb_extract_real_library(${${PREFIX}_LIBRARY_RELEASE} real_release)
++    endif ()
++    if (${PREFIX}_LIBRARY_DEBUG)
++      tbb_extract_real_library(${${PREFIX}_LIBRARY_DEBUG} real_debug)
++    endif ()
++    add_library(TBB::${TARGET_NAME} UNKNOWN IMPORTED)
++    set_target_properties(TBB::${TARGET_NAME} PROPERTIES
++      INTERFACE_INCLUDE_DIRECTORIES "${${PREFIX}_INCLUDE_DIR}")
++    if (${PREFIX}_LIBRARY_DEBUG AND ${PREFIX}_LIBRARY_RELEASE)
++      set_target_properties(TBB::${TARGET_NAME} PROPERTIES
++        IMPORTED_LOCATION "${real_release}"
++        IMPORTED_LOCATION_DEBUG "${real_debug}"
++        IMPORTED_LOCATION_RELEASE "${real_release}")
++    elseif (${PREFIX}_LIBRARY_RELEASE)
++      set_target_properties(TBB::${TARGET_NAME} PROPERTIES
++        IMPORTED_LOCATION "${real_release}")
++    elseif (${PREFIX}_LIBRARY_DEBUG)
++      set_target_properties(TBB::${TARGET_NAME} PROPERTIES
++        IMPORTED_LOCATION "${real_debug}")
++    endif ()
++  endif ()
++
++  #mark the following variables as internal variables
++  mark_as_advanced(${PREFIX}_INCLUDE_DIR
++                   ${PREFIX}_LIBRARY
++                   ${PREFIX}_LIBRARY_DEBUG
++                   ${PREFIX}_LIBRARY_RELEASE)
++endmacro()
++
++#===============================================
++# Generate debug names from given release names
++#===============================================
++macro(get_debug_names PREFIX)
++  foreach(i ${${PREFIX}})
++    set(${PREFIX}_DEBUG ${${PREFIX}_DEBUG} ${i}d ${i}D ${i}_d ${i}_D ${i}_debug ${i})
+   endforeach()
++endmacro()
++
++#===============================================
++# See if we have env vars to help us find tbb
++#===============================================
++macro(getenv_path VAR)
++   set(ENV_${VAR} $ENV{${VAR}})
++   # replace won't work if var is blank
++   if (ENV_${VAR})
++     string( REGEX REPLACE "\\\\" "/" ENV_${VAR} ${ENV_${VAR}} )
++   endif ()
++endmacro()
++
++#===============================================
++# Couple a set of release AND debug libraries
++#===============================================
++macro(make_library_set PREFIX)
++  if (${PREFIX}_RELEASE AND ${PREFIX}_DEBUG)
++    set(${PREFIX} optimized ${${PREFIX}_RELEASE} debug ${${PREFIX}_DEBUG})
++  elseif (${PREFIX}_RELEASE)
++    set(${PREFIX} ${${PREFIX}_RELEASE})
++  elseif (${PREFIX}_DEBUG)
++    set(${PREFIX} ${${PREFIX}_DEBUG})
++  endif ()
++endmacro()
++
++#===============================================
++# Ensure that the release & debug libraries found are from the same installation.
++#===============================================
++macro(find_tbb_library_verifying_release_debug_locations PREFIX)
++  find_library(${PREFIX}_RELEASE
++    NAMES ${${PREFIX}_NAMES}
++    HINTS ${TBB_LIB_SEARCH_PATH})
++  if (${PREFIX}_RELEASE)
++    # To avoid finding a mismatched set of release & debug libraries from
++    # different installations if the first found does not have debug libraries
++    # by forcing the search for debug to only occur within the detected release
++    # library directory (if found).  Although this would break detection if the
++    # release & debug libraries were shipped in different directories, this is
++    # not the case in the official TBB releases for any platform.
++    get_filename_component(
++      FOUND_RELEASE_LIB_DIR "${${PREFIX}_RELEASE}" DIRECTORY)
++    find_library(${PREFIX}_DEBUG
++      NAMES ${${PREFIX}_NAMES_DEBUG}
++      HINTS ${FOUND_RELEASE_LIB_DIR}
++      NO_DEFAULT_PATH)
++  else()
++    find_library(${PREFIX}_DEBUG
++      NAMES ${${PREFIX}_NAMES_DEBUG}
++      HINTS ${TBB_LIB_SEARCH_PATH})
++  endif()
++endmacro()
++
++#=============================================================================
++#  Now to actually find TBB
++#
++
++# Get path, convert backslashes as ${ENV_${var}}
++getenv_path(TBB_ROOT)
++
++# initialize search paths
++set(TBB_PREFIX_PATH ${TBB_ROOT} ${ENV_TBB_ROOT})
++set(TBB_INC_SEARCH_PATH "")
++set(TBB_LIB_SEARCH_PATH "")
++
++
++# If user built from sources
++set(TBB_BUILD_PREFIX $ENV{TBB_BUILD_PREFIX})
++if (TBB_BUILD_PREFIX AND ENV_TBB_ROOT)
++  getenv_path(TBB_BUILD_DIR)
++  if (NOT ENV_TBB_BUILD_DIR)
++    set(ENV_TBB_BUILD_DIR ${ENV_TBB_ROOT}/build)
++  endif ()
++
++  # include directory under ${ENV_TBB_ROOT}/include
++  list(APPEND TBB_LIB_SEARCH_PATH
++    ${ENV_TBB_BUILD_DIR}/${TBB_BUILD_PREFIX}_release
++    ${ENV_TBB_BUILD_DIR}/${TBB_BUILD_PREFIX}_debug)
++endif ()
++
+ 
+-  ##################################
+-  # Set compile flags and libraries
+-  ##################################
+-
+-  set(TBB_DEFINITIONS_RELEASE "")
+-  set(TBB_DEFINITIONS_DEBUG "-DTBB_USE_DEBUG=1")
+-    
+-  if(TBB_LIBRARIES_${TBB_BUILD_TYPE})
+-    set(TBB_DEFINITIONS "${TBB_DEFINITIONS_${TBB_BUILD_TYPE}}")
+-    set(TBB_LIBRARIES "${TBB_LIBRARIES_${TBB_BUILD_TYPE}}")
+-  elseif(TBB_LIBRARIES_RELEASE)
+-    set(TBB_DEFINITIONS "${TBB_DEFINITIONS_RELEASE}")
+-    set(TBB_LIBRARIES "${TBB_LIBRARIES_RELEASE}")
+-  elseif(TBB_LIBRARIES_DEBUG)
+-    set(TBB_DEFINITIONS "${TBB_DEFINITIONS_DEBUG}")
+-    set(TBB_LIBRARIES "${TBB_LIBRARIES_DEBUG}")
++# For Windows, let's assume that the user might be using the precompiled
++# TBB packages from the main website. These use a rather awkward directory
++# structure (at least for automatically finding the right files) depending
++# on platform and compiler, but we'll do our best to accommodate it.
++# Not adding the same effort for the precompiled linux builds, though. Those
++# have different versions for CC compiler versions and linux kernels which
++# will never adequately match the user's setup, so there is no feasible way
++# to detect the "best" version to use. The user will have to manually
++# select the right files. (Chances are the distributions are shipping their
++# custom version of tbb, anyway, so the problem is probably nonexistent.)
++if (WIN32 AND MSVC)
++  set(COMPILER_PREFIX "vc7.1")
++  if (MSVC_VERSION EQUAL 1400)
++    set(COMPILER_PREFIX "vc8")
++  elseif(MSVC_VERSION EQUAL 1500)
++    set(COMPILER_PREFIX "vc9")
++  elseif(MSVC_VERSION EQUAL 1600)
++    set(COMPILER_PREFIX "vc10")
++  elseif(MSVC_VERSION EQUAL 1700)
++    set(COMPILER_PREFIX "vc11")
++  elseif(MSVC_VERSION EQUAL 1800)
++    set(COMPILER_PREFIX "vc12")
++  elseif(MSVC_VERSION GREATER_EQUAL 1900)
++    set(COMPILER_PREFIX "vc14")
++  endif ()
++
++  # for each prefix path, add ia32/64\${COMPILER_PREFIX}\lib to the lib search path
++  foreach (dir IN LISTS TBB_PREFIX_PATH)
++    if (CMAKE_CL_64)
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/ia64/${COMPILER_PREFIX}/lib)
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/lib/ia64/${COMPILER_PREFIX})
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/intel64/${COMPILER_PREFIX}/lib)
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/lib/intel64/${COMPILER_PREFIX})
++    else ()
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/ia32/${COMPILER_PREFIX}/lib)
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/lib/ia32/${COMPILER_PREFIX})
++    endif ()
++  endforeach ()
++endif ()
++
++# For OS X binary distribution, choose libc++ based libraries for Mavericks (10.9)
++# and above and AppleClang
++if (CMAKE_SYSTEM_NAME STREQUAL "Darwin" AND
++    NOT CMAKE_SYSTEM_VERSION VERSION_LESS 13.0)
++  set (USE_LIBCXX OFF)
++  cmake_policy(GET CMP0025 POLICY_VAR)
++
++  if (POLICY_VAR STREQUAL "NEW")
++    if (CMAKE_CXX_COMPILER_ID STREQUAL "AppleClang")
++      set (USE_LIBCXX ON)
++    endif ()
++  else ()
++    if (CMAKE_CXX_COMPILER_ID STREQUAL "Clang")
++      set (USE_LIBCXX ON)
++    endif ()
++  endif ()
++
++  if (USE_LIBCXX)
++    foreach (dir IN LISTS TBB_PREFIX_PATH)
++      list (APPEND TBB_LIB_SEARCH_PATH ${dir}/lib/libc++ ${dir}/libc++/lib)
++    endforeach ()
++  endif ()
++endif ()
++
++# check compiler ABI
++if (CMAKE_CXX_COMPILER_ID STREQUAL "GNU")
++  set(COMPILER_PREFIX)
++  if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.8)
++    list(APPEND COMPILER_PREFIX "gcc4.8")
++  endif()
++  if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.7)
++    list(APPEND COMPILER_PREFIX "gcc4.7")
++  endif()
++  if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.4)
++    list(APPEND COMPILER_PREFIX "gcc4.4")
++  endif()
++  list(APPEND COMPILER_PREFIX "gcc4.1")
++elseif(CMAKE_CXX_COMPILER_ID MATCHES "Clang")
++  set(COMPILER_PREFIX)
++  if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 4.0) # Complete guess
++    list(APPEND COMPILER_PREFIX "gcc4.8")
+   endif()
++  if (NOT CMAKE_CXX_COMPILER_VERSION VERSION_LESS 3.6)
++    list(APPEND COMPILER_PREFIX "gcc4.7")
++  endif()
++  list(APPEND COMPILER_PREFIX "gcc4.4")
++else() # Assume compatibility with 4.4 for other compilers
++  list(APPEND COMPILER_PREFIX "gcc4.4")
++endif ()
++
++# if platform architecture is explicitly specified
++set(TBB_ARCH_PLATFORM $ENV{TBB_ARCH_PLATFORM})
++if (TBB_ARCH_PLATFORM)
++  foreach (dir IN LISTS TBB_PREFIX_PATH)
++    list(APPEND TBB_LIB_SEARCH_PATH ${dir}/${TBB_ARCH_PLATFORM}/lib)
++    list(APPEND TBB_LIB_SEARCH_PATH ${dir}/lib/${TBB_ARCH_PLATFORM})
++  endforeach ()
++endif ()
++
++foreach (dir IN LISTS TBB_PREFIX_PATH)
++  foreach (prefix IN LISTS COMPILER_PREFIX)
++    if (CMAKE_SIZEOF_VOID_P EQUAL 8)
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/lib/intel64)
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/lib/intel64/${prefix})
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/intel64/lib)
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/intel64/${prefix}/lib)
++    else ()
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/lib/ia32)
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/lib/ia32/${prefix})
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/ia32/lib)
++      list(APPEND TBB_LIB_SEARCH_PATH ${dir}/ia32/${prefix}/lib)
++    endif ()
++  endforeach()
++endforeach ()
++
++# add general search paths
++foreach (dir IN LISTS TBB_PREFIX_PATH)
++  list(APPEND TBB_LIB_SEARCH_PATH ${dir}/lib ${dir}/Lib ${dir}/lib/tbb
++    ${dir}/Libs)
++  list(APPEND TBB_INC_SEARCH_PATH ${dir}/include ${dir}/Include
++    ${dir}/include/tbb)
++endforeach ()
++
++set(TBB_LIBRARY_NAMES tbb)
++get_debug_names(TBB_LIBRARY_NAMES)
++
++find_path(TBB_INCLUDE_DIR
++          NAMES tbb/tbb.h
++          HINTS ${TBB_INC_SEARCH_PATH})
++find_tbb_library_verifying_release_debug_locations(TBB_LIBRARY)
++make_library_set(TBB_LIBRARY)
+ 
+-  find_package_handle_standard_args(TBB 
+-      REQUIRED_VARS TBB_INCLUDE_DIRS TBB_LIBRARIES
+-      HANDLE_COMPONENTS
+-      VERSION_VAR TBB_VERSION)
+-
+-  ##################################
+-  # Create targets
+-  ##################################
+-
+-  if(NOT CMAKE_VERSION VERSION_LESS 3.0 AND TBB_FOUND)
+-    add_library(tbb SHARED IMPORTED)
+-    set_target_properties(tbb PROPERTIES
+-          INTERFACE_INCLUDE_DIRECTORIES  ${TBB_INCLUDE_DIRS}
+-          IMPORTED_LOCATION              ${TBB_LIBRARIES})
+-    if(TBB_LIBRARIES_RELEASE AND TBB_LIBRARIES_DEBUG)
+-      set_target_properties(tbb PROPERTIES
+-          INTERFACE_COMPILE_DEFINITIONS "$<$<OR:$<CONFIG:Debug>,$<CONFIG:RelWithDebInfo>>:TBB_USE_DEBUG=1>"
+-          IMPORTED_LOCATION_DEBUG          ${TBB_LIBRARIES_DEBUG}
+-          IMPORTED_LOCATION_RELWITHDEBINFO ${TBB_LIBRARIES_DEBUG}
+-          IMPORTED_LOCATION_RELEASE        ${TBB_LIBRARIES_RELEASE}
+-          IMPORTED_LOCATION_MINSIZEREL     ${TBB_LIBRARIES_RELEASE}
+-          )
+-    elseif(TBB_LIBRARIES_RELEASE)
+-      set_target_properties(tbb PROPERTIES IMPORTED_LOCATION ${TBB_LIBRARIES_RELEASE})
+-    else()
+-      set_target_properties(tbb PROPERTIES
+-          INTERFACE_COMPILE_DEFINITIONS "${TBB_DEFINITIONS_DEBUG}"
+-          IMPORTED_LOCATION              ${TBB_LIBRARIES_DEBUG}
+-          )
+-    endif()
++findpkg_finish(TBB tbb)
++
++#if we haven't found TBB no point on going any further
++if (NOT TBB_FOUND)
++  return()
++endif ()
++
++#=============================================================================
++# Look for TBB's malloc package
++set(TBB_MALLOC_LIBRARY_NAMES tbbmalloc)
++get_debug_names(TBB_MALLOC_LIBRARY_NAMES)
++
++find_path(TBB_MALLOC_INCLUDE_DIR
++          NAMES tbb/tbb.h
++          HINTS ${TBB_INC_SEARCH_PATH})
++find_tbb_library_verifying_release_debug_locations(TBB_MALLOC_LIBRARY)
++make_library_set(TBB_MALLOC_LIBRARY)
++
++findpkg_finish(TBB_MALLOC tbbmalloc)
++
++#=============================================================================
++# Look for TBB's malloc proxy package
++set(TBB_MALLOC_PROXY_LIBRARY_NAMES tbbmalloc_proxy)
++get_debug_names(TBB_MALLOC_PROXY_LIBRARY_NAMES)
++
++find_path(TBB_MALLOC_PROXY_INCLUDE_DIR
++          NAMES tbb/tbbmalloc_proxy.h
++          HINTS ${TBB_INC_SEARCH_PATH})
++find_tbb_library_verifying_release_debug_locations(TBB_MALLOC_PROXY_LIBRARY)
++make_library_set(TBB_MALLOC_PROXY_LIBRARY)
++
++findpkg_finish(TBB_MALLOC_PROXY tbbmalloc_proxy)
++
++
++#=============================================================================
++#parse all the version numbers from tbb
++if(NOT TBB_VERSION)
++  set(TBB_VERSION_FILE_PRIOR_TO_TBB_2021_1
++    "${TBB_INCLUDE_DIR}/tbb/tbb_stddef.h")
++  set(TBB_VERSION_FILE_AFTER_TBB_2021_1
++    "${TBB_INCLUDE_DIR}/oneapi/tbb/version.h")
++
++  if (EXISTS "${TBB_VERSION_FILE_PRIOR_TO_TBB_2021_1}")
++    set(TBB_VERSION_FILE "${TBB_VERSION_FILE_PRIOR_TO_TBB_2021_1}")
++  elseif (EXISTS "${TBB_VERSION_FILE_AFTER_TBB_2021_1}")
++    set(TBB_VERSION_FILE "${TBB_VERSION_FILE_AFTER_TBB_2021_1}")
++  else()
++    message(FATAL_ERROR "Found TBB installation: ${TBB_INCLUDE_DIR} "
++      "missing version header.")
+   endif()
+ 
+-  mark_as_advanced(TBB_INCLUDE_DIRS TBB_LIBRARIES)
++ #only read the start of the file
++ file(STRINGS
++      "${TBB_VERSION_FILE}"
++      TBB_VERSION_CONTENTS
++      REGEX "VERSION")
++
++  string(REGEX REPLACE
++    ".*#define TBB_VERSION_MAJOR ([0-9]+).*" "\\1"
++    TBB_VERSION_MAJOR "${TBB_VERSION_CONTENTS}")
+ 
+-  unset(TBB_ARCHITECTURE)
+-  unset(TBB_BUILD_TYPE)
+-  unset(TBB_LIB_PATH_SUFFIX)
+-  unset(TBB_DEFAULT_SEARCH_DIR)
++  string(REGEX REPLACE
++    ".*#define TBB_VERSION_MINOR ([0-9]+).*" "\\1"
++    TBB_VERSION_MINOR "${TBB_VERSION_CONTENTS}")
++
++  string(REGEX REPLACE
++        ".*#define TBB_INTERFACE_VERSION ([0-9]+).*" "\\1"
++        TBB_INTERFACE_VERSION "${TBB_VERSION_CONTENTS}")
++
++  string(REGEX REPLACE
++        ".*#define TBB_COMPATIBLE_INTERFACE_VERSION ([0-9]+).*" "\\1"
++        TBB_COMPATIBLE_INTERFACE_VERSION "${TBB_VERSION_CONTENTS}")
+ 
+ endif()
++
+diff --git a/vpr/src/base/vpr_api.cpp b/vpr/src/base/vpr_api.cpp
+index d08a57644..a1aad588e 100644
+--- a/vpr/src/base/vpr_api.cpp
++++ b/vpr/src/base/vpr_api.cpp
+@@ -80,11 +80,11 @@ using namespace std;
+ #include "log.h"
+ 
+ #ifdef VPR_USE_TBB
+-#    include <tbb/task_scheduler_init.h>
++#include <tbb/global_control.h>
+ 
+ //We need to store the scheduler object so any concurrency
+ //setting is persistent
+-std::unique_ptr<tbb::task_scheduler_init> tbb_scheduler;
++std::unique_ptr<tbb::global_control> tbb_scheduler;
+ #endif
+ 
+ /* Local subroutines */
+@@ -187,11 +187,11 @@ void vpr_init(const int argc, const char** argv, t_options* options, t_vpr_setup
+     //Using Thread Building Blocks
+     if (num_workers == 0) {
+         //Use default concurrency (i.e. maximum conccurency)
+-        num_workers = tbb::task_scheduler_init::default_num_threads();
++        num_workers = tbb::info::default_concurrency();
+     }
+ 
+     VTR_LOG("Using up to %zu parallel worker(s)\n", num_workers);
+-    tbb_scheduler = std::make_unique<tbb::task_scheduler_init>(num_workers);
++    tbb_scheduler = std::make_unique<tbb::global_control>(tbb::global_control::max_allowed_parallelism, num_workers);
+ #else
+     //No parallel execution support
+     if (num_workers != 1) {
+@@ -1148,9 +1148,9 @@ void vpr_analysis(t_vpr_setup& vpr_setup, const t_arch& Arch, const RouteStatus&
+ }
+ 
+ /* This function performs power estimation. It relies on the
+- * placement/routing results, as well as the critical path. 
++ * placement/routing results, as well as the critical path.
+  * Power estimation can be performed as part of a full or
+- * partial flow. More information on the power estimation functions of 
++ * partial flow. More information on the power estimation functions of
+  * VPR can be found here:
+  *   http://docs.verilogtorouting.org/en/latest/vtr/power_estimation/
+  */



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