From b7fa865fa6b06d97d424c500fd1c4bc44c096359 Mon Sep 17 00:00:00 2001 From: Fabrice Fontaine Date: Sun, 1 Nov 2020 22:46:18 +0100 Subject: [PATCH 2/2] openpgm/pgm/checksum.c: fix build with 32 bits MMX Build with i386-pentium-mmx or i686 is broken since version 5-3-128 and https://github.com/steve-o/openpgm/commit/b276dc15be5d4e6e1143b9de25d09f63f9c85135 because _mm_cvtm64_si64 is undefined resulting in the following build failure for example on zeromq: /srv/storage/autobuild/run/instance-3/output-1/host/opt/ext-toolchain/bin/../lib/gcc/i586-buildroot-linux-musl/8.3.0/../../../../i586-buildroot-linux-musl/bin/ld: /srv/storage/autobuild/run/instance-3/output-1/host/i586-buildroot-linux-musl/sysroot/usr/lib32/libpgm-5.3.so.0: undefined reference to `_mm_cvtm64_si64' So use the fallback if __x86_64__ is not defined Fixes: - http://autobuild.buildroot.org/results/01d9be37e8a743307128f53f41785654c9971e1a Signed-off-by: Fabrice Fontaine --- openpgm/pgm/checksum.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) --- a/openpgm/pgm/checksum.c +++ b/openpgm/pgm/checksum.c @@ -948,7 +948,7 @@ do_csumcpy_mmx ( sum = _mm_add_pi32 (sum, lo); sum = _mm_add_pi32 (sum, hi); -#if 1 +#if defined(__x86_64__) *(int64_t*)dst = _mm_cvtm64_si64 (tmp); #else ((int*)dst)[1] = _mm_cvtsi64_si32 (tmp);