Add QuRT thread pool backend

.asf.yaml

@@ -45,6 +45,18 @@ github:
   # participation, permission is given on a three month
   # cycle. PMC may review and recycle slots when necessary.
   collaborators:
+    - hpanda-naut
     - denise-k
-    - tvm-bot  # For automated feedback in PR review.
     - driazati
+    - tvm-bot  # For automated feedback in PR review.
+
+  # See https://cwiki.apache.org/confluence/display/INFRA/Git+-+.asf.yaml+features#Git.asf.yamlfeatures-Branchprotection
+  protected_branches:
+    main:
+      required_status_checks:
+        contexts:
+          # Require a passing run from Jenkins
+          - tvm-ci/pr-head
+
+      required_pull_request_reviews:
+        required_approving_review_count: 1

.github/actions/setup/action.yml

@@ -14,6 +14,7 @@ runs:
       environment-file: conda/build-environment.yaml
       auto-activate-base: false
       use-only-tar-bz2: true
+      python-version: 3.7
   - name: Conda info
     shell: pwsh
     run: |

CMakeLists.txt

@@ -40,8 +40,8 @@ tvm_option(USE_SPIRV_KHR_INTEGER_DOT_PRODUCT "whether enable SPIRV_KHR_DOT_PRODU
 tvm_option(USE_METAL "Build with Metal" OFF)
 tvm_option(USE_ROCM "Build with ROCM" OFF)
 tvm_option(ROCM_PATH "The path to rocm" /opt/rocm)
-tvm_option(USE_HEXAGON_DEVICE "Build with Hexagon device support in TVM runtime" OFF)
-tvm_option(USE_HEXAGON_SDK "Path to the Hexagon SDK root (required for Hexagon support in TVM runtime or for building TVM runtime for Hexagon)" /path/to/sdk)
+tvm_option(USE_HEXAGON "Build with Hexagon support" OFF)
+tvm_option(USE_HEXAGON_SDK "Path to the Hexagon SDK root (required for Hexagon support)" /path/to/sdk)
 tvm_option(USE_HEXAGON_RPC "Enable Hexagon RPC using minRPC implementation over Android." OFF)
 tvm_option(USE_RPC "Build with RPC" ON)
 tvm_option(USE_THREADS "Build with thread support" ON)
@@ -320,17 +320,7 @@ tvm_file_glob(GLOB RUNTIME_SRCS
 )
 
 if(BUILD_FOR_HEXAGON)
-  # Add file implementing posix_memalign when building the runtime as
-  # a shared library.
-  # This function is actually defined in the static libc, but when linking
-  # a shared library, libc is not linked into it. Some runtime systems
-  # don't implement posix_runtime, which causes runtime failires.
-  # To avoid this issue, Hexagon runtime contains an implementation of
-  # posix_memalign, but it should only be used with the dynamic TVM
-  # runtime, since it would cause multiple definition errors with the
-  # static one.
   if(NOT BUILD_STATIC_RUNTIME)
-    list(APPEND RUNTIME_SRCS src/runtime/hexagon/android/hexagon_posix.cc)
     # Allow undefined symbols (there will be some from libc).
     set(TVM_NO_UNDEFINED_SYMBOLS "")
   endif()
@@ -431,6 +421,25 @@ if(USE_GTEST)
     find_package(GTest REQUIRED)
   endif()
   if(GTEST_FOUND)
+    if(NOT TARGET GTest::gmock)
+      # GMock is formally supported in CMake 3.20; for now, expect libgmock.a in the same directory,
+      # and require that folks compiling against GTest::gmock also link against GTest::GTest
+      # (for the includes dir).
+      add_library(GTest::gmock STATIC IMPORTED GLOBAL)
+      get_target_property(GTEST_LIB_PATH GTest::GTest IMPORTED_LOCATION)
+      if("${GTEST_LIB_PATH}" STREQUAL "GTEST_LIB_PATH-NOTFOUND")
+        # CMake >= 3.20 makes GTest::GTest into a compatibility target. The real import location is in
+        # GTest::gtest.
+        get_target_property(GTEST_LIB_PATH GTest::gtest IMPORTED_LOCATION)
+        if("${GTEST_LIB_PATH}" STREQUAL "GTEST_LIB_PATH-NOTFOUND")
+          message(FATAL_ERROR "Neither GTest::GTest nor GTets::gtest targets defined IMPORTED_LOCATION")
+        endif()
+      endif()
+      get_filename_component(GTEST_LIB_DIR "${GTEST_LIB_PATH}" DIRECTORY)
+      set_target_properties(GTest::gmock PROPERTIES
+          IMPORTED_LOCATION "${GTEST_LIB_DIR}/libgmock.a")
+    endif()
+
     enable_testing()
     include(CTest)
   endif()
@@ -626,7 +635,7 @@ if(GTEST_FOUND)
   add_executable(cpptest ${TEST_SRCS})
   # include runtime files for unit testing
   target_include_directories(cpptest PUBLIC "src/runtime")
-  target_link_libraries(cpptest PRIVATE ${TVM_TEST_LIBRARY_NAME} GTest::GTest GTest::Main pthread dl)
+  target_link_libraries(cpptest PRIVATE ${TVM_TEST_LIBRARY_NAME} GTest::GTest GTest::Main GTest::gmock pthread dl)
   set_target_properties(cpptest PROPERTIES EXCLUDE_FROM_ALL 1)
   set_target_properties(cpptest PROPERTIES EXCLUDE_FROM_DEFAULT_BUILD 1)
   # For some reason, compile definitions are not propagated correctly, so we manually add them here

CONTRIBUTORS.md

@@ -40,6 +40,7 @@ We do encourage everyone to work anything they are interested in.
 - [Mehrdad Hessar](https://github.com/mehrdadh): @mehrdadh - microTVM, hexagon
 - [Bohan Hou](https://github.com/spectrometerHBH): @spectrometerHBH - tir, arith, tvm-script
 - [Yuwei Hu](https://github.com/Huyuwei): @Huyuwei - topi, frontends
+- [Luke Hutton](https://github.com/lhutton1): @lhutton1 - ethos-u, arm
 - [Nick Hynes](https://github.com/nhynes): @nhynes: - sgx, rust
 - [Animesh Jain](https://github.com/anijain2305): @anijain2305 - quantization, relay
 - [Chenfan Jia](https://github.com/jcf94): @jcf94 - auto_scheduler
@@ -80,6 +81,7 @@ We do encourage everyone to work anything they are interested in.
 - [Eddie Yan](https://github.com/eqy) (PMC): @eqy - runtime, autotvm, rpc, topi
 - [Hao Yu](https://github.com/comaniac): @comaniac (PMC) - relay, byoc, auto_scheduler
 - [Lianmin Zheng](https://github.com/merrymercy) (PMC): @merrymercy - autotvm, auto_scheduler, topi, relay
+- [wrongtest](https://github.com/wrongtest): @wrongtest - tir, tvm-script, arith
 
 ## Reviewers
 
@@ -109,6 +111,7 @@ We do encourage everyone to work anything they are interested in.
 - [Hua Jiang](https://github.com/huajsj): @huajsj
 - [Ziheng Jiang](https://github.com/ZihengJiang): @ZihengJiang
 - [Manupa Karunaratne](https://github.com/manupa-arm): @manupa-arm
+- [Elen Kalda](https://github.com/ekalda): @ekalda
 - [Marisa Kirisame](https://github.com/MarisaKirisame): @MarisaKirisame
 - [Tristan Konolige](https://github.com/tkonolige): @tkonolige
 - [Ruihang Lai](https://github.com/MasterJH5574): @MasterJH5574
@@ -132,6 +135,7 @@ We do encourage everyone to work anything they are interested in.
 - [Jiawei Liu](https://github.com/ganler): @ganler
 - [Lily Orth-Smith](https://github.com/electriclilies): @electriclilies
 - [Wei Pan](https://github.com/wpan11nv): @wpan11nv
+- [Ashutosh Parkhi](https://github.com/ashutosh-arm): @ashutosh-arm
 - [Krzysztof Parzyszek](https://github.com/kparzysz-quic): @kparzysz-quic
 - [Pariksheet Pinjari](https://github.com/PariksheetPinjari909): @PariksheetPinjari909
 - [Josh Pollock](https://github.com/joshpoll): @joshpoll