From ffdb3593e94e3c7e14d5af27ae3876720c79b8ad Mon Sep 17 00:00:00 2001
From: martin <unknown>
Date: Mon, 8 Sep 2008 17:26:24 -0700
Subject: [PATCH] 6744609: Disable MMX support when building libpng library
 Summary: Define -DPNG_NO_MMX_CODE unconditionally, not just on 64-bit Linux
 Reviewed-by: anthony, art

---
 make/sun/splashscreen/Makefile | 13 +++----------
 1 file changed, 3 insertions(+), 10 deletions(-)

diff --git a/make/sun/splashscreen/Makefile b/make/sun/splashscreen/Makefile
index 22a5525ca..0df06e448 100644
--- a/make/sun/splashscreen/Makefile
+++ b/make/sun/splashscreen/Makefile
@@ -85,13 +85,6 @@ vpath %.c   $(PLATFORM_SRC)/native/$(PKGDIR)/splashscreen
 CPPFLAGS += -I$(PLATFORM_SRC)/native/$(PKGDIR)/splashscreen -I$(SHARE_SRC)/native/$(PKGDIR)/splashscreen
 CPPFLAGS += -I$(SHARE_SRC)/native/$(PKGDIR)/image/jpeg -I$(SHARE_SRC)/native/java/util/zip/zlib-1.1.3
 
-ifeq ($(PLATFORM), linux)
-  ifeq ($(ARCH_DATA_MODEL), 64)
-    # 64-bit gcc has problems compiling MMX instructions.
-    # Google it for more details. Possibly the newer versions of
-    # the PNG-library and/or the new compiler will not need this
-    # option in the future.
-    CPPFLAGS += -DPNG_NO_MMX_CODE
-  endif
-endif
-
+# Shun the less than portable MMX assembly code in pnggccrd.c,
+# and use alternative implementations in C.
+CPPFLAGS += -DPNG_NO_MMX_CODE
-- 
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