.

Author: powturbo

CMakeLists.txt

@@ -14,7 +14,7 @@ option(BUILD_SHARED_LIBS "Build shared libraries" OFF)
 option(NCHECK "Dinsable for checking for more fast decoding" OFF)
 # default=partial checking, detect allmost all errors
 option(FULLCHECK "Enable full base64 checking" OFF)
-option(USE_AVX512 "Enable AVX512" OFF)
+option(NAVX512 "Disable AVX512" OFF)
 option(BUILD_APP "Build executables" OFF)
 
 message(STATUS "Configuring with CMAKE_SYSTEM_PROCESSOR ${CMAKE_SYSTEM_PROCESSOR}")
@@ -36,8 +36,8 @@ endif()
 if(FULLCHECK)
     add_compile_definitions(DB64CHECK)
 endif()
-if(USE_AVX512)
-    add_compile_definitions(USE_AVX512)
+if(NAVX512)
+    add_compile_definitions(NAVX512)
 endif()
 
 if(ARCH_PPC64LE)
@@ -71,6 +71,10 @@ if(ARCH_AMD64)
     add_library(_b64_v256 OBJECT turbob64v256.c)
     target_compile_options(_b64_v256 PRIVATE -march=haswell -fstrict-aliasing -falign-loops)
     list(APPEND _b64_objs _b64_v256)
+
+    add_library(_b64_v512 OBJECT turbob64v512.c)
+    target_compile_options(_b64_v512 PRIVATE -march=skylake-avx512 -mavx512vbmi -fstrict-aliasing -falign-loops)
+    list(APPEND _b64_objs _b64_v512)
 endif()
 
 if(BUILD_SHARED_LIBS)