[GitHub] [tvm] kongroo commented on a change in pull request #8777: [PyTorch]Add PyTorchTVM: compile torchscript to tvm and export as pytorch_op

[GitBox <gi...@apache.org>]

kongroo commented on a change in pull request #8777:
URL: https://github.com/apache/tvm/pull/8777#discussion_r735301129



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File path: cmake/modules/contrib/PT_TVMDSOOP.cmake
##########
@@ -0,0 +1,64 @@
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+
+if(NOT USE_PT_TVMDSOOP STREQUAL "OFF")
+  find_package(Python3 COMPONENTS Interpreter Development)
+  include_directories(${Python3_INCLUDE_DIRS})
+
+  message(STATUS "Python3_INCLUDE_DIRS: ${Python3_INCLUDE_DIRS}")
+
+  execute_process(COMMAND ${Python3_EXECUTABLE} -c "import torch; print(torch.__path__[0].strip())"
+    OUTPUT_VARIABLE PT_PATH
+    RESULT_VARIABLE PT_STATUS)
+  if (NOT ${PT_STATUS} EQUAL 0)
+    message(FATAL_ERROR "Fail to get pytorch path")
+  endif()
+
+  string(REGEX REPLACE "\n" "" PT_PATH "${PT_PATH}")
+
+  set(PT_COMPILE_FLAGS_STR "-I${PT_PATH}/include -D_GLIBCXX_USE_CXX11_ABI=0")
+  set(PT_LINK_FLAGS_STR "-L${PT_PATH}/lib -l:libtorch.so -l:libtorch_python.so")
+
+  if(NOT USE_CUDA STREQUAL "OFF")
+    add_definitions(-DPT_TVMDSOOP_ENABLE_GPU)
+  endif()
+
+
+  string(REGEX REPLACE "\n" " " PT_FLAGS "${PT_COMPILE_FLAGS} ${PT_LINK_FLAGS}")
+  separate_arguments(PT_COMPILE_FLAGS UNIX_COMMAND ${PT_COMPILE_FLAGS_STR})
+  separate_arguments(PT_LINK_FLAGS UNIX_COMMAND ${PT_LINK_FLAGS_STR})
+
+
+  set(LIBRARY_NAME pt_tvmdsoop)
+  file(GLOB_RECURSE PTTVM_SRCS ${CMAKE_CURRENT_SOURCE_DIR}/src/contrib/torch/**/*.cc)
+  add_library(${LIBRARY_NAME} SHARED ${PTTVM_SRCS})
+  # add_library(${STATIC_NAME} STATIC ${PTTVM_SRCS})
+  # set(PTTVM_LINK_FLAGS -ltvm -ltvm_runtime -L${CMAKE_CURRENT_BINARY_DIR})
+  set(PTTVM_LINK_FLAGS -ltvm -L${CMAKE_CURRENT_BINARY_DIR})
+
+  if (NOT BUILD_PT_TVMDSOOP_ONLY STREQUAL "ON")
+    add_dependencies(${LIBRARY_NAME} tvm) 
+  endif()
+  # add_dependencies(${LIBRARY_NAME} tvm)
+
+  target_compile_options(${LIBRARY_NAME} PUBLIC ${PTTVM_COMPILE_FLAGS} ${PT_COMPILE_FLAGS})
+  target_link_libraries(${LIBRARY_NAME} PUBLIC ${PTTVM_LINK_FLAGS} ${PT_LINK_FLAGS})
+  # target_compile_options(${STATIC_NAME} PUBLIC ${PTTVM_COMPILE_FLAGS} ${PT_COMPILE_FLAGS})
+  # target_link_libraries(${STATIC_NAME} PUBLIC ${PTTVM_LINK_FLAGS} ${PT_LINK_FLAGS})

Review comment:
       Thanks a lot for reviewing. I'll update the code soon.




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