ISPC tests will now run on any hardware that only supports SSE2

Previously we expected AVX1 support.

Tests/ISPC/ChainedStaticLibraries/CMakeLists.txt

@@ -11,10 +11,10 @@ add_library(ispc_objects1 STATIC extra.ispc extra.cxx)
 add_library(ispc_objects2 STATIC simple.ispc)
 
 set_target_properties(ispc_objects1 PROPERTIES POSITION_INDEPENDENT_CODE ON)
-set_target_properties(ispc_objects1 PROPERTIES ISPC_INSTRUCTION_SETS "avx1-i32x16;avx2-i32x4")
+set_target_properties(ispc_objects1 PROPERTIES ISPC_INSTRUCTION_SETS "sse2-i32x4;avx1-i32x16;avx2-i32x4")
 
 set_target_properties(ispc_objects2 PROPERTIES POSITION_INDEPENDENT_CODE ON)
-set_target_properties(ispc_objects2 PROPERTIES ISPC_INSTRUCTION_SETS "avx1-i32x16")
+set_target_properties(ispc_objects2 PROPERTIES ISPC_INSTRUCTION_SETS "sse2-i32x4")
 
 target_link_libraries(ispc_objects2 PRIVATE ispc_objects1)
 

Tests/ISPC/DynamicLibrary/CMakeLists.txt

@@ -11,8 +11,8 @@ add_library(ispc_objects1 STATIC extra.ispc extra.cxx)
 add_library(ispc_objects2 SHARED simple.ispc)
 
 set_target_properties(ispc_objects1 PROPERTIES POSITION_INDEPENDENT_CODE ON)
-set_target_properties(ispc_objects1 PROPERTIES ISPC_INSTRUCTION_SETS "avx1-i32x16;avx2-i32x4")
-set_target_properties(ispc_objects2 PROPERTIES ISPC_INSTRUCTION_SETS "avx1-i32x16")
+set_target_properties(ispc_objects1 PROPERTIES ISPC_INSTRUCTION_SETS "sse2-i32x4;avx1-i32x16;avx2-i32x4")
+set_target_properties(ispc_objects2 PROPERTIES ISPC_INSTRUCTION_SETS "sse2-i32x4")
 
 target_link_libraries(ispc_objects2 PRIVATE ispc_objects1)