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Try -ftree-vectorize and -ftree-slp-vectorize for optimized builds

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Frank Denis 2019-01-07 12:22:09 +01:00
parent 7eec5b8716
commit 3946784883
1 changed files with 2 additions and 0 deletions
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2
configure.ac
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@ -185,6 +185,8 @@ AC_ARG_ENABLE(opt,
[ [
AS_IF([test "x$enableval" = "xyes"], [ AS_IF([test "x$enableval" = "xyes"], [
AX_CHECK_COMPILE_FLAG([-Ofast], [CFLAGS="$CFLAGS -Ofast"]) AX_CHECK_COMPILE_FLAG([-Ofast], [CFLAGS="$CFLAGS -Ofast"])
AX_CHECK_COMPILE_FLAG([-ftree-vectorize], [CFLAGS="$CFLAGS -ftree-vectorize"])
AX_CHECK_COMPILE_FLAG([-ftree-slp-vectorize], [CFLAGS="$CFLAGS -ftree-slp-vectorize"])
AX_CHECK_COMPILE_FLAG([-fomit-frame-pointer], [CFLAGS="$CFLAGS -fomit-frame-pointer"]) AX_CHECK_COMPILE_FLAG([-fomit-frame-pointer], [CFLAGS="$CFLAGS -fomit-frame-pointer"])
AX_CHECK_COMPILE_FLAG([-march=native], [CFLAGS="$CFLAGS -march=native"]) AX_CHECK_COMPILE_FLAG([-march=native], [CFLAGS="$CFLAGS -march=native"])
]) ])