diff options
Diffstat (limited to 'intern/cycles/cmake')
-rw-r--r-- | intern/cycles/cmake/msvc_arch_flags.c | 38 |
1 files changed, 38 insertions, 0 deletions
diff --git a/intern/cycles/cmake/msvc_arch_flags.c b/intern/cycles/cmake/msvc_arch_flags.c new file mode 100644 index 00000000000..79dbd3b87ac --- /dev/null +++ b/intern/cycles/cmake/msvc_arch_flags.c @@ -0,0 +1,38 @@ +/* + * Copyright 2011-2020 Blender Foundation + * + * Licensed 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. + */ + +#include <stdio.h> +#include <isa_availability.h> + +/* The MS CRT defines this */ +extern int __isa_available; + +const char* get_arch_flags() +{ + if (__isa_available >= __ISA_AVAILABLE_AVX2) { + return "/arch:AVX2"; + } + if (__isa_available >= __ISA_AVAILABLE_AVX) { + return "/arch:AVX"; + } + return ""; +} + +int main() +{ + printf("%s\n", get_arch_flags()); + return 0; +} |