[vlc-devel] commit: Expose MMX and SSE2 compiler flags ( Rémi Denis-Courmont )

[git version control]

vlc | branch: master | Rémi Denis-Courmont <remi at remlab.net> | Sun Jan 10 16:25:12 2010 +0200| [0eb68c7e26d4aff6d7549a4d1948b86db5a69d0a] | committer: Rémi Denis-Courmont 

Expose MMX and SSE2 compiler flags

> http://git.videolan.org/gitweb.cgi/vlc.git/?a=commit;h=0eb68c7e26d4aff6d7549a4d1948b86db5a69d0a
---

 configure.ac           |    6 +++++-
 modules/mmx/Modules.am |    2 ++
 2 files changed, 7 insertions(+), 1 deletions(-)

diff --git a/configure.ac b/configure.ac
index 136da55..e596ab5 100644
--- a/configure.ac
+++ b/configure.ac
@@ -1362,7 +1362,8 @@ AS_IF([test "${enable_mmx}" != "no"], [
   AS_IF([test "${ac_cv_c_mmx_intrinsics}" != "no"], [
     AC_DEFINE(HAVE_MMX_INTRINSICS, 1,
               [Define to 1 if MMX intrinsics are available.])
-    VLC_ADD_CFLAGS([memcpymmx i420_rgb_mmx i420_yuy2_mmx i422_yuy2_mmx],[-mmmx])
+    MMX_CFLAGS="-mmmx"
+    VLC_ADD_CFLAGS([i420_rgb_mmx i420_yuy2_mmx i422_yuy2_mmx],[-mmmx])
   ])
 
   AC_CACHE_CHECK([if $CC groks MMX inline assembly],
@@ -1390,6 +1391,7 @@ AS_IF([test "${enable_mmx}" != "no"], [
     have_mmxext="yes"
   ])
 ])
+AC_SUBST(MMX_CFLAGS)
 AM_CONDITIONAL([HAVE_MMX], [test "${have_mmx}" = "yes"])
 AM_CONDITIONAL([HAVE_MMXEXT], [test "${have_mmxext}" = "yes"])
 
@@ -1431,6 +1433,7 @@ AS_IF([test "${enable_sse}" != "no"], [
   AS_IF([test "${ac_cv_c_sse2_intrinsics}" != "no"], [
     AC_DEFINE(HAVE_SSE2_INTRINSICS, 1,
               [Define to 1 if SSE2 intrinsics are available.])
+    SSE2_CFLAGS="-msse2"
     VLC_ADD_CFLAGS([i420_rgb_sse2 i420_yuy2_sse2 i422_yuy2_sse2],[-msse2])
   ])
 
@@ -1506,6 +1509,7 @@ AS_IF([test "${enable_sse}" != "no"], [
     AC_DEFINE(CAN_COMPILE_SSE4A, 1,
               [Define to 1 if SSE4A inline assembly is available.]) ])
 ])
+AC_SUBST(SSE2_CFLAGS)
 
 have_3dnow="no"
 AC_CACHE_CHECK([if $CC groks 3D Now! inline assembly],
diff --git a/modules/mmx/Modules.am b/modules/mmx/Modules.am
index f0b6734..50fd6ee 100644
--- a/modules/mmx/Modules.am
+++ b/modules/mmx/Modules.am
@@ -1,3 +1,5 @@
+AM_CFLAGS += $(MMX_CFLAGS)
+
 libmemcpymmx_plugin_la_SOURCES = memcpy.c fastmemcpy.h
 libmemcpymmx_plugin_la_CFLAGS = $(AM_CFLAGS)
 libmemcpymmx_plugin_la_LIBADD = $(AM_LIBADD)