diff options
author | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2008-03-28 18:53:15 +0000 |
---|---|---|
committer | giraffedata <giraffedata@9d0c8265-081b-0410-96cb-a4ca84ce46f8> | 2008-03-28 18:53:15 +0000 |
commit | defb1800ca7ed04d5d9571574e459526da1c1d9f (patch) | |
tree | 4038f4490b12dfcc2ee2894344ccd55fb2b51ca7 /lib | |
parent | 22f36fb08bc15bda3630e405d5e214d5dc3bb497 (diff) | |
download | netpbm-mirror-defb1800ca7ed04d5d9571574e459526da1c1d9f.tar.gz netpbm-mirror-defb1800ca7ed04d5d9571574e459526da1c1d9f.tar.xz netpbm-mirror-defb1800ca7ed04d5d9571574e459526da1c1d9f.zip |
Fix GCC 4.3 build failure
git-svn-id: http://svn.code.sf.net/p/netpbm/code/trunk@607 9d0c8265-081b-0410-96cb-a4ca84ce46f8
Diffstat (limited to 'lib')
-rw-r--r-- | lib/libpbm3.c | 18 |
1 files changed, 15 insertions, 3 deletions
diff --git a/lib/libpbm3.c b/lib/libpbm3.c index 79ac1cd8..7debedb9 100644 --- a/lib/libpbm3.c +++ b/lib/libpbm3.c @@ -13,9 +13,21 @@ #include "pbm.h" #include "bitreverse.h" -#if defined(__GNUC__) && (__GNUC__ * 100 + __GNUC_MINOR__ >= 301) && defined (__SSE__) -/* intel MMX-SSE enhancement for pbm_writepbmowraw() */ -/* GCC only. Turn on with -msse */ +/* HAVE_MMX_SSE means we have the means to use MMX and SSE CPU facilities + to make PBM raster processing faster. + + The GNU Compiler -msse option makes SSE available. +*/ + +#if defined(__GNUC__) && \ + (__GNUC__ * 100 + __GNUC_MINOR__ >= 301) && \ + (__GNUC__ * 100 + __GNUC_MINOR__ < 403) && \ + defined (__SSE__) +/* GCC 4.3 does have the facility, but it is different from what this + code knows how to use. In particular, the calls to + __builtin_ia32_pcmpeqb() and __builtin_ia32_pmovmskb() fail to + compile, with complaints of improper argument types. +*/ #define HAVE_MMX_SSE 1 #else |