From 6aba9fc2635ca02ae4e2089bf6bfa7d78fdfc322 Mon Sep 17 00:00:00 2001
From: - <nemo@alice.(none)>
Date: Thu, 16 May 2013 21:10:57 +0200
Subject: Fixed sse instruction only set if supported by cpu

---
 configure.in    | 31 +++++++++++++++++++++++++++++++
 lv2/Makefile.am |  2 +-
 2 files changed, 32 insertions(+), 1 deletion(-)

diff --git a/configure.in b/configure.in
index 32c1c1c..6a68625 100644
--- a/configure.in
+++ b/configure.in
@@ -45,6 +45,37 @@ if test "x$enable_lv2" = "xyes"; then
    dnl Check for Xlib
    dnl ======================
    PKG_CHECK_MODULES(X11, x11 >= 1.0)
+
+   dnl ===========================
+   dnl Check for SSE instructions
+   dnl ===========================
+   AC_MSG_CHECKING([for sse3 instructions])
+   if grep -q "sse3" /proc/cpuinfo
+   then
+     AC_MSG_RESULT([yes])
+     CXXFLAGS="$CXXFLAGS -msse3"
+     AC_SUBST(CXXFLAGS)
+   else
+     AC_MSG_RESULT([no])
+   fi
+   AC_MSG_CHECKING([for sse2 instructions])
+     if grep -q "sse2" /proc/cpuinfo
+   then
+     AC_MSG_RESULT([yes])
+     CXXFLAGS="$CXXFLAGS -msse2"
+     AC_SUBST(CXXFLAGS)
+   else
+     AC_MSG_RESULT([no])
+   fi
+   AC_MSG_CHECKING([for sse instructions])
+   if grep -q "sse" /proc/cpuinfo
+   then
+     AC_MSG_RESULT([yes])
+     CXXFLAGS="$CXXFLAGS -DSSE -msse"
+     AC_SUBST(CXXFLAGS)
+   else
+     AC_MSG_RESULT([no])
+   fi
 else
 	 AC_MSG_RESULT([*** LV2 plugin will not be compiled ***])
    enable_lv2=no
diff --git a/lv2/Makefile.am b/lv2/Makefile.am
index bb7cea1..55db9b9 100644
--- a/lv2/Makefile.am
+++ b/lv2/Makefile.am
@@ -6,7 +6,7 @@ include $(top_srcdir)/src/Makefile.am.drumgizmo
 INCLUDES = -I$(top_srcdir)/src -I$(top_srcdir)/plugingui \
 	-I$(top_srcdir)/include $(SNDFILE_CXXFLAGS) \
 	$(PTHREAD_CFLAGS) $(EXPAT_CFLAGS) $(LV2_CFLAGS) \
-	$(PLUGIN_GUI_CFLAGS) -DX11 -DSSE -msse -msse2 -msse3 \
+	$(PLUGIN_GUI_CFLAGS) -DX11 \
 	-DUSE_THREAD
 
 plugindir = $(prefix)/lib/lv2/drumgizmo.lv2
-- 
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