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author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2013-10-20 20:00:51 +0000 |
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committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2013-10-20 20:00:51 +0000 |
commit | 59498fa94e044604ace91a0f7dc06e8740e6cf9b (patch) | |
tree | f0d990b1f9ebed7308f71697c7bac6a0b868f015 /config.mk.in | |
parent | cbba7cc2c587c5187eb9c07232af21eeeb4b0e4a (diff) | |
download | netpbm-mirror-59498fa94e044604ace91a0f7dc06e8740e6cf9b.tar.gz netpbm-mirror-59498fa94e044604ace91a0f7dc06e8740e6cf9b.tar.xz netpbm-mirror-59498fa94e044604ace91a0f7dc06e8740e6cf9b.zip |
Use <emmintrins.h> interface for MMX SSE instrinsics instead of GCC-specific verisons
git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@2022 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Diffstat (limited to 'config.mk.in')
-rw-r--r-- | config.mk.in | 8 |
1 files changed, 8 insertions, 0 deletions
diff --git a/config.mk.in b/config.mk.in index 3873ba19..9197e956 100644 --- a/config.mk.in +++ b/config.mk.in @@ -89,6 +89,14 @@ INTTYPES_H = <inttypes.h> HAVE_INT64 = Y #HAVE_INT64 = N +# WANT_MMX tells whether the build should use MMX instructions, via the the +# standard MMX intrinsics (operators such as '_mm_movemask_epi8'). MMX +# instructions are faster than traditional instructions, but aren't available +# on all CPUs. Also, the standard intrinsics are not available in all +# compilers. +WANT_MMX = N +#WANT_MMX = Y + # CC and LD are for building the Netpbm programs, which are not necessarily # intended to run on the same system on which Make is running. But when we # build a build tool such as Libopt, it is meant to run only on the same |