conditionally add -msse4.1 in Makefile.unix

Change-Id: I46798d39f5354fe44224a4f9580665a967d2fa1f
Illia-33 · Mar 20, 2015 · bf09cf1 · bf09cf1
1 parent e9570dd
commit bf09cf1
Showing 1 changed file with 6 additions and 0 deletions.
diff --git a/makefile.unix b/makefile.unix
@@ -71,6 +71,12 @@ EXTRA_FLAGS += -Wformat-security -Wformat-nonliteral
 
 # EXTRA_FLAGS += -Wvla
 
+# SSE4.1-specific flags:
+ifeq ($(HAVE_SSE41), 1)
+EXTRA_FLAGS += -DWEBP_HAVE_SSE41
+src/dsp/%_sse41.o: EXTRA_FLAGS += -msse4.1
+endif
+
 # AVX2-specific flags:
 ifeq ($(HAVE_AVX2), 1)
 EXTRA_FLAGS += -DWEBP_HAVE_AVX2