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Make SIMD enabled by default again (for x86_64)

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Wayne Davison
2020-06-18 16:27:05 -07:00
parent 1a9a184145
commit 7fd24bef0f
3 changed files with 8 additions and 8 deletions
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2
.github/workflows/ccpp.yml vendored
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@@ -18,7 +18,7 @@ jobs:
- name: prepare-source
run: ./prepare-source
- name: configure
run: ./configure --with-included-popt --with-included-zlib --enable-simd
run: ./configure --with-included-popt --with-included-zlib
- name: make
run: make
- name: version-summary

4
NEWS.md
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@@ -170,8 +170,8 @@ Protocol: 31 (unchanged)
algorithms, extra checksum algorithms, and allow use of openssl's crypto
lib for (potentially) faster MD4/MD5 checksums.
- Add _build_ dependency for g++ on x86_64 systems **if** you want to enable
the SIMD checksum optimizations (via `configure --enable-simd`).
- Add _build_ dependency for g++ or clang++ on x86_64 systems to enable the
SIMD checksum optimizations.
- Add _build_ dependency for _either_ python3-cmarkcfm or python3-commonmark
to allow for patching of man pages or building a git release. This is not

10
configure.ac
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@@ -198,9 +198,9 @@ SIMD=
AC_MSG_CHECKING([whether to enable SIMD optimizations])
AC_ARG_ENABLE(simd,
AS_HELP_STRING([--enable-simd],[enable SIMD optimizations (requires c++)]))
AS_HELP_STRING([--disable-simd],[disable SIMD optimizations (requires c++)]))
if test x"$enable_simd" = x"yes"; then
if test x"$enable_simd" != x"no"; then
# For x86-64 SIMD, g++ >=5 or clang++ >=7 is required
if test x"$build_cpu" = x"x86_64"; then
if test x"$CXX" != x""; then
@@ -228,13 +228,13 @@ if test x"$enable_simd" = x"yes"; then
else
AC_MSG_RESULT(error)
AC_MSG_ERROR([Failed to find g++ >=5 or clang++ >=7 for SIMD optimizations.
Omit --enable-simd to continue without it. ($CXX, $CXX_VERSION)])
Specify --disable-simd to continue without it. ($CXX, $CXX_VERSION)])
fi
fi
else
elif test x"$enable_simd" = x"yes"; then
AC_MSG_RESULT(unavailable)
AC_MSG_ERROR(The SIMD optimizations are currently x86_64 only.
Omit --enable-simd to continue.)
Omit --enable-simd to continue without it.)
fi
fi