[supernova] use boost.predef for checking SIMD

this fixes denormals on Windows
supercollider · Aug 4, 2019 · 514a0ab · 514a0ab
1 parent ba1d880
commit 514a0ab
Showing 1 changed file with 4 additions and 1 deletion.
diff --git a/server/supernova/server/server.cpp b/server/supernova/server/server.cpp
@@ -36,6 +36,9 @@
 #    include <CoreAudio/CoreAudioTypes.h>
 #endif
 
+#include <boost/predef/architecture.hpp>
+#include <boost/predef/hardware.hpp>
+
 namespace nova {
 
 class nova_server* instance = nullptr;
@@ -207,7 +210,7 @@ static void name_current_thread(int thread_index) {
 }
 
 static void set_daz_ftz(void) {
-#ifdef __SSE__
+#if defined(BOOST_ARCH_X86_64) || (BOOST_HW_SIMD_X86 >= BOOST_X86_SSE_VERSION)
     /* denormal handling */
     _MM_SET_FLUSH_ZERO_MODE(_MM_FLUSH_ZERO_ON);
     _mm_setcsr(_mm_getcsr() | 0x40);