cosmetic: Add info about SSE support

The osmo-trx binary outputs no info about its SSE support status.
This commits adds some putput that informs about the SSE of the
binary and also tells which of the SSE levels the CPU supports.

Change-Id: Iacc83fd668c31644e0efb3e18962cf2870ed1daf
diff --git a/Transceiver52M/osmo-trx.cpp b/Transceiver52M/osmo-trx.cpp
index 2d35a60..4a10bbe 100644
--- a/Transceiver52M/osmo-trx.cpp
+++ b/Transceiver52M/osmo-trx.cpp
@@ -427,6 +427,22 @@
 	RadioDevice::InterfaceType iface = RadioDevice::NORMAL;
 	struct trx_config config;
 
+#ifdef HAVE_SSE3
+	printf("Info: SSE3 support compiled in");
+	if (__builtin_cpu_supports("sse3"))
+		printf(" and supported by CPU\n");
+	else
+		printf(", but not supported by CPU\n");
+#endif
+
+#ifdef HAVE_SSE4_1
+	printf("Info: SSE4.1 support compiled in");
+	if (__builtin_cpu_supports("sse4.1"))
+		printf(" and supported by CPU\n");
+	else
+		printf(", but not supported by CPU\n");
+#endif
+
 	convolve_init();
 	convert_init();