bug fix

1. workaround for gcc 5.5 avx512 problem
2. workaround for cuda 9 invalid device function problem

CMakeLists.txt

@@ -3,9 +3,9 @@ cmake_minimum_required(VERSION 3.13 FATAL_ERROR)
 option(SPCONV_BuildTests "Build the unit tests when BUILD_TESTING is enabled." ON)
 option(SPCONV_BuildCUDA "Build cuda code when BUILD_TESTING is enabled." ON)
 if (SPCONV_BuildCUDA)
-    project(SparseConv LANGUAGES CXX CUDA VERSION 1.0)
+    project(SparseConv LANGUAGES CXX CUDA VERSION 1.1)
 else()
-project(SparseConv LANGUAGES CXX VERSION 1.0)
+    project(SparseConv LANGUAGES CXX VERSION 1.1)
 endif()
 
 
@@ -15,7 +15,7 @@ if(CMAKE_BUILD_TYPE STREQUAL "Debug")
 endif()
 
 find_package(Torch REQUIRED)
-
+# set(CMAKE_VERBOSE_MAKEFILE ON)
 if (SPCONV_BuildCUDA)
     set(CUDA_TOOLKIT_ROOT_DIR "${CMAKE_CUDA_COMPILER}")
     get_filename_component(CUDA_TOOLKIT_ROOT_DIR "${CUDA_TOOLKIT_ROOT_DIR}" DIRECTORY)
@@ -26,7 +26,6 @@ if (SPCONV_BuildCUDA)
     else()
         set(CUDA_LIB_PATH_HINTS "${CUDA_TOOLKIT_ROOT_DIR}/lib64")
     endif()
-    # set(CMAKE_VERBOSE_MAKEFILE ON)
     find_library(CUDA_CUDART NAMES cudart HINTS ${CUDA_LIB_PATH_HINTS})
     find_library(CUDA_CUBLAS NAMES cublas HINTS ${CUDA_LIB_PATH_HINTS})
     torch_cuda_get_nvcc_gencode_flag(NVCC_FLAGS_EXTRA)
@@ -50,7 +49,6 @@ endif()
 add_subdirectory(src/spconv)
 add_subdirectory(src/utils)
 
-
 if (SPCONV_BuildTests)
     include(CTest) #adds option BUILD_TESTING (default ON)
     if(BUILD_TESTING)

setup.py

@@ -85,7 +85,7 @@ class CMakeBuild(build_ext):
 packages = find_packages(exclude=('tools', 'tools.*'))
 setup(
     name='spconv',
-    version='1.0',
+    version='1.1',
     author='Yan Yan',
     author_email='scrin@foxmail.com',
     description='spatial sparse convolution for pytorch',

src/cuhash/CMakeLists.txt

-add_library(cuhash SHARED hash_functions.cu hash_table.cpp hash_table.cu)
+add_library(cuhash STATIC hash_functions.cu hash_table.cpp hash_table.cu hash_functions.cpp)
 
 target_include_directories(cuhash PRIVATE ${ALL_INCLUDE} )
 set_property(TARGET cuhash PROPERTY CUDA_STANDARD 14)
 set_property(TARGET cuhash PROPERTY CXX_STANDARD 14)
 set_target_properties(cuhash PROPERTIES CUDA_SEPARABLE_COMPILATION ON)
+set_property(TARGET cuhash PROPERTY POSITION_INDEPENDENT_CODE ON)
 target_link_libraries(cuhash PRIVATE ${ALL_LIBS})
 install (TARGETS cuhash DESTINATION lib)
 

src/cuhash/hash_functions.cpp

+// nvcc (cuda) 9.0 with gcc 5.5 don't support random, so compile it in host
+
+#include <random>
+
+namespace cuhash {
+  
+std::random_device random_dev;
+
+std::mt19937 random_engine(random_dev());
+std::uniform_int_distribution<unsigned> uint_distribution;
+
+unsigned generate_random_uint32(){
+  return uint_distribution(random_engine);
+}
+
+}
\ No newline at end of file

src/cuhash/hash_functions.cu

 #include <cuhash/hash_table.h>
+#include <cuhash/hash_functions.h>
 #include <cuhash/debugging.h>
 #include <cassert>
-#include <random>
 
 namespace cuhash {
   
-std::random_device random_dev;
-
-std::mt19937 random_engine(random_dev());
-std::uniform_int_distribution<unsigned> uint_distribution;
-
-unsigned generate_random_uint32(){
-  return uint_distribution(random_engine);
-}
-
 void GenerateFunctions(const unsigned  N,
                        const unsigned  num_keys,
                        const unsigned *d_keys,