From 03e0ace86cebfaadd95e6e6410323d996f7e6563 Mon Sep 17 00:00:00 2001 From: Volodymyr Shymanskyy Date: Mon, 22 Feb 2021 00:22:28 +0200 Subject: [PATCH] Add BUILD_NATIVE flag. Closes #130 --- CMakeLists.txt | 9 ++++++++- 1 file changed, 8 insertions(+), 1 deletion(-) diff --git a/CMakeLists.txt b/CMakeLists.txt index 4ad6c68..a85d522 100755 --- a/CMakeLists.txt +++ b/CMakeLists.txt @@ -3,6 +3,8 @@ cmake_minimum_required(VERSION 3.11) set(BUILD_WASI "uvwasi" CACHE STRING "WASI implementation") set_property(CACHE BUILD_WASI PROPERTY STRINGS none simple uvwasi metawasi) +set(BUILD_NATIVE "Build with machine-specific optimisations" ON) + set(OUT_FILE "wasm3") set(APP_DIR "platforms/app") @@ -153,7 +155,12 @@ else() set(CMAKE_C_FLAGS "${CMAKE_C_FLAGS} -Werror=shadow") endif() - set(CMAKE_C_FLAGS_RELEASE "-O3 -march=native -Wfatal-errors -fomit-frame-pointer -fno-stack-check -fno-stack-protector") #-fno-inline + set(CMAKE_C_FLAGS_RELEASE "-O3 -Wfatal-errors -fomit-frame-pointer -fno-stack-check -fno-stack-protector") #-fno-inline + + if(BUILD_NATIVE) + set(CMAKE_C_FLAGS_RELEASE "${CMAKE_C_FLAGS_RELEASE} -march=native") + endif() + set(CMAKE_EXE_LINKER_FLAGS_DEBUG "-O0") set(CMAKE_EXE_LINKER_FLAGS_RELEASE "-O3")