| add_executable(unmitigated microbenchmark.cc) |
| # Compile with -O0 so the array manipulation doesn't get optimized away by the |
| # compiler. |
| # FIXME: Replace this with tricks like this: |
| # https://github.com/travisdowns/zero-fill-bench/blob/c30d8fc88d3f560ba165ef756167a2a703678134/opt-control.hpp#L11-L36 |
| target_compile_options(unmitigated PUBLIC -O0) |
| |
| # Speculative load hardening is only available in Clang >= 8.0.0. |
| # Avoid VERSION_GREATER_EQUAL so we work with CMake < 3.7. |
| if (("${CMAKE_CXX_COMPILER_ID}" STREQUAL "Clang") AND |
| (NOT "${CMAKE_CXX_COMPILER_VERSION}" VERSION_LESS "8.0.0")) |
| add_executable(slh_mitigated microbenchmark.cc) |
| # Compile with -O0 so the array manipulation doesn't get optimized away by the |
| # compiler. |
| target_compile_options(slh_mitigated PUBLIC -mspeculative-load-hardening -O0) |
| endif() |
