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6744609: Disable MMX support when building libpng library

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Define -DPNG_NO_MMX_CODE unconditionally, not just on 64-bit Linux

Reviewed-by: anthony, art
This commit is contained in:
Martin Buchholz 2008-09-08 17:26:24 -07:00
parent e1f54b3780
commit f284d2a3b2
1 changed files with 3 additions and 10 deletions
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11
jdk/make/sun/splashscreen/Makefile
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@ -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.
# Shun the less than portable MMX assembly code in pnggccrd.c,
# and use alternative implementations in C.
CPPFLAGS += -DPNG_NO_MMX_CODE
endif
endif