kopia lustrzana https://github.com/jamescoxon/dl-fldigi
30 wiersze
907 B
Plaintext
30 wiersze
907 B
Plaintext
AC_DEFUN([AC_FLDIGI_OPT], [
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AC_ARG_ENABLE([optimizations],
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AC_HELP_STRING([--enable-optimizations],
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[use x86 optimizations (none|sse|sse2|sse3|native) @<:@none@:>@]),
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[case "${enableval}" in
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none|sse|sse2|sse3|native) ac_cv_opt="${enableval}" ;;
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*) AC_MSG_ERROR([bad value ${enableval} for --enable-optimizations]) ;;
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esac],
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[ac_cv_opt=none])
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OPT_CFLAGS="-O2 -ffast-math -finline-functions"
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case "$ac_cv_opt" in
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sse)
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OPT_CFLAGS="$OPT_CFLAGS -msse -mfpmath=sse"
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;;
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sse2)
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OPT_CFLAGS="$OPT_CFLAGS -msse2 -mfpmath=sse"
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;;
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sse3)
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OPT_CFLAGS="$OPT_CFLAGS -msse3 -mfpmath=sse"
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;;
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native)
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OPT_CFLAGS="$OPT_CFLAGS -march=native -mfpmath=sse"
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;;
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none)
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;;
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esac
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AC_SUBST([OPT_CFLAGS])
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])
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