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adf09c202f
libpng/libpng-1.6.40-nomore_neon_asm.patch
Michal Hlavinka adf09c202f fix hardening on aarch64 
Related: RHEL-44993
2024-08-08 10:07:35 +02:00

201 lines
10 KiB
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diff -up libpng-1.6.40/CMakeLists.txt.arm libpng-1.6.40/CMakeLists.txt
--- libpng-1.6.40/CMakeLists.txt.arm 2024-08-08 08:31:00.902590808 +0200
+++ libpng-1.6.40/CMakeLists.txt 2024-08-08 08:34:50.295999649 +0200
@@ -126,7 +126,6 @@ if(TARGET_ARCH MATCHES "^arm" OR
elseif(NOT ${PNG_ARM_NEON} STREQUAL "off")
set(libpng_arm_sources
arm/arm_init.c
- arm/filter_neon.S
arm/filter_neon_intrinsics.c
arm/palette_neon_intrinsics.c)
if(${PNG_ARM_NEON} STREQUAL "on")
diff -up libpng-1.6.40/Makefile.am.arm libpng-1.6.40/Makefile.am
--- libpng-1.6.40/Makefile.am.arm 2023-06-21 21:06:40.000000000 +0200
+++ libpng-1.6.40/Makefile.am 2024-08-08 08:31:00.903590819 +0200
@@ -94,7 +94,7 @@ libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SO
if PNG_ARM_NEON
libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_la_SOURCES += arm/arm_init.c\
- arm/filter_neon.S arm/filter_neon_intrinsics.c \
+ arm/filter_neon_intrinsics.c \
arm/palette_neon_intrinsics.c
endif
diff -up libpng-1.6.40/Makefile.in.arm libpng-1.6.40/Makefile.in
--- libpng-1.6.40/Makefile.in.arm 2023-06-21 21:06:40.000000000 +0200
+++ libpng-1.6.40/Makefile.in 2024-08-08 08:41:47.242186003 +0200
@@ -106,7 +106,7 @@ check_PROGRAMS = pngtest$(EXEEXT) pngunk
@HAVE_CLOCK_GETTIME_TRUE@am__append_1 = timepng
bin_PROGRAMS = pngfix$(EXEEXT) png-fix-itxt$(EXEEXT)
@PNG_ARM_NEON_TRUE@am__append_2 = arm/arm_init.c\
-@PNG_ARM_NEON_TRUE@ arm/filter_neon.S arm/filter_neon_intrinsics.c \
+@PNG_ARM_NEON_TRUE@ arm/filter_neon_intrinsics.c \
@PNG_ARM_NEON_TRUE@ arm/palette_neon_intrinsics.c
@PNG_MIPS_MSA_TRUE@am__append_3 = mips/mips_init.c\
@@ -183,13 +183,13 @@ am__libpng@PNGLIB_MAJOR@@PNGLIB_MINOR@_l
pngrtran.c pngrutil.c pngset.c pngtrans.c pngwio.c pngwrite.c \
pngwtran.c pngwutil.c png.h pngconf.h pngdebug.h pnginfo.h \
pngpriv.h pngstruct.h pngusr.dfa arm/arm_init.c \
- arm/filter_neon.S arm/filter_neon_intrinsics.c \
+ arm/filter_neon_intrinsics.c \
arm/palette_neon_intrinsics.c mips/mips_init.c \
mips/filter_msa_intrinsics.c intel/intel_init.c \
intel/filter_sse2_intrinsics.c powerpc/powerpc_init.c \
powerpc/filter_vsx_intrinsics.c
am__dirstamp = $(am__leading_dot)dirstamp
-@PNG_ARM_NEON_TRUE@am__objects_1 = arm/arm_init.lo arm/filter_neon.lo \
+@PNG_ARM_NEON_TRUE@am__objects_1 = arm/arm_init.lo \
@PNG_ARM_NEON_TRUE@ arm/filter_neon_intrinsics.lo \
@PNG_ARM_NEON_TRUE@ arm/palette_neon_intrinsics.lo
@PNG_MIPS_MSA_TRUE@am__objects_2 = mips/mips_init.lo \
@@ -267,7 +267,7 @@ am__depfiles_remade = ./$(DEPDIR)/png.Pl
./$(DEPDIR)/pngtest.Po ./$(DEPDIR)/pngtrans.Plo \
./$(DEPDIR)/pngwio.Plo ./$(DEPDIR)/pngwrite.Plo \
./$(DEPDIR)/pngwtran.Plo ./$(DEPDIR)/pngwutil.Plo \
- arm/$(DEPDIR)/arm_init.Plo arm/$(DEPDIR)/filter_neon.Plo \
+ arm/$(DEPDIR)/arm_init.Plo \
arm/$(DEPDIR)/filter_neon_intrinsics.Plo \
arm/$(DEPDIR)/palette_neon_intrinsics.Plo \
contrib/libtests/$(DEPDIR)/pngimage.Po \
@@ -285,16 +285,6 @@ am__depfiles_remade = ./$(DEPDIR)/png.Pl
powerpc/$(DEPDIR)/filter_vsx_intrinsics.Plo \
powerpc/$(DEPDIR)/powerpc_init.Plo
am__mv = mv -f
-CPPASCOMPILE = $(CCAS) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) \
- $(AM_CPPFLAGS) $(CPPFLAGS) $(AM_CCASFLAGS) $(CCASFLAGS)
-LTCPPASCOMPILE = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
- $(LIBTOOLFLAGS) --mode=compile $(CCAS) $(DEFS) \
- $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) $(CPPFLAGS) \
- $(AM_CCASFLAGS) $(CCASFLAGS)
-AM_V_CPPAS = $(am__v_CPPAS_@AM_V@)
-am__v_CPPAS_ = $(am__v_CPPAS_@AM_DEFAULT_V@)
-am__v_CPPAS_0 = @echo " CPPAS " $@;
-am__v_CPPAS_1 =
COMPILE = $(CC) $(DEFS) $(DEFAULT_INCLUDES) $(INCLUDES) $(AM_CPPFLAGS) \
$(CPPFLAGS) $(AM_CFLAGS) $(CFLAGS)
LTCOMPILE = $(LIBTOOL) $(AM_V_lt) --tag=CC $(AM_LIBTOOLFLAGS) \
@@ -823,7 +813,7 @@ all: $(BUILT_SOURCES) config.h
$(MAKE) $(AM_MAKEFLAGS) all-am
.SUFFIXES:
-.SUFFIXES: .chk .out .S .c .lo .log .o .obj .test .test$(EXEEXT) .trs
+.SUFFIXES: .chk .out .c .lo .log .o .obj .test .test$(EXEEXT) .trs
am--refresh: Makefile
@:
$(srcdir)/Makefile.in: @MAINTAINER_MODE_TRUE@ $(srcdir)/Makefile.am $(am__configure_deps)
@@ -976,7 +966,6 @@ arm/$(DEPDIR)/$(am__dirstamp):
@$(MKDIR_P) arm/$(DEPDIR)
@: > arm/$(DEPDIR)/$(am__dirstamp)
arm/arm_init.lo: arm/$(am__dirstamp) arm/$(DEPDIR)/$(am__dirstamp)
-arm/filter_neon.lo: arm/$(am__dirstamp) arm/$(DEPDIR)/$(am__dirstamp)
arm/filter_neon_intrinsics.lo: arm/$(am__dirstamp) \
arm/$(DEPDIR)/$(am__dirstamp)
arm/palette_neon_intrinsics.lo: arm/$(am__dirstamp) \
@@ -1147,7 +1136,6 @@ distclean-compile:
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pngwtran.Plo@am__quote@ # am--include-marker
@AMDEP_TRUE@@am__include@ @am__quote@./$(DEPDIR)/pngwutil.Plo@am__quote@ # am--include-marker
@AMDEP_TRUE@@am__include@ @am__quote@arm/$(DEPDIR)/arm_init.Plo@am__quote@ # am--include-marker
-@AMDEP_TRUE@@am__include@ @am__quote@arm/$(DEPDIR)/filter_neon.Plo@am__quote@ # am--include-marker
@AMDEP_TRUE@@am__include@ @am__quote@arm/$(DEPDIR)/filter_neon_intrinsics.Plo@am__quote@ # am--include-marker
@AMDEP_TRUE@@am__include@ @am__quote@arm/$(DEPDIR)/palette_neon_intrinsics.Plo@am__quote@ # am--include-marker
@AMDEP_TRUE@@am__include@ @am__quote@contrib/libtests/$(DEPDIR)/pngimage.Po@am__quote@ # am--include-marker
@@ -1171,30 +1159,6 @@ $(am__depfiles_remade):
am--depfiles: $(am__depfiles_remade)
-.S.o:
-@am__fastdepCCAS_TRUE@ $(AM_V_CPPAS)depbase=`echo $@ | sed 's|[^/]*$$|$(DEPDIR)/&|;s|\.o$$||'`;\
-@am__fastdepCCAS_TRUE@ $(CPPASCOMPILE) -MT $@ -MD -MP -MF $$depbase.Tpo -c -o $@ $< &&\
-@am__fastdepCCAS_TRUE@ $(am__mv) $$depbase.Tpo $$depbase.Po
-@AMDEP_TRUE@@am__fastdepCCAS_FALSE@ $(AM_V_CPPAS)source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
-@AMDEP_TRUE@@am__fastdepCCAS_FALSE@ DEPDIR=$(DEPDIR) $(CCASDEPMODE) $(depcomp) @AMDEPBACKSLASH@
-@am__fastdepCCAS_FALSE@ $(AM_V_CPPAS@am__nodep@)$(CPPASCOMPILE) -c -o $@ $<
-
-.S.obj:
-@am__fastdepCCAS_TRUE@ $(AM_V_CPPAS)depbase=`echo $@ | sed 's|[^/]*$$|$(DEPDIR)/&|;s|\.obj$$||'`;\
-@am__fastdepCCAS_TRUE@ $(CPPASCOMPILE) -MT $@ -MD -MP -MF $$depbase.Tpo -c -o $@ `$(CYGPATH_W) '$<'` &&\
-@am__fastdepCCAS_TRUE@ $(am__mv) $$depbase.Tpo $$depbase.Po
-@AMDEP_TRUE@@am__fastdepCCAS_FALSE@ $(AM_V_CPPAS)source='$<' object='$@' libtool=no @AMDEPBACKSLASH@
-@AMDEP_TRUE@@am__fastdepCCAS_FALSE@ DEPDIR=$(DEPDIR) $(CCASDEPMODE) $(depcomp) @AMDEPBACKSLASH@
-@am__fastdepCCAS_FALSE@ $(AM_V_CPPAS@am__nodep@)$(CPPASCOMPILE) -c -o $@ `$(CYGPATH_W) '$<'`
-
-.S.lo:
-@am__fastdepCCAS_TRUE@ $(AM_V_CPPAS)depbase=`echo $@ | sed 's|[^/]*$$|$(DEPDIR)/&|;s|\.lo$$||'`;\
-@am__fastdepCCAS_TRUE@ $(LTCPPASCOMPILE) -MT $@ -MD -MP -MF $$depbase.Tpo -c -o $@ $< &&\
-@am__fastdepCCAS_TRUE@ $(am__mv) $$depbase.Tpo $$depbase.Plo
-@AMDEP_TRUE@@am__fastdepCCAS_FALSE@ $(AM_V_CPPAS)source='$<' object='$@' libtool=yes @AMDEPBACKSLASH@
-@AMDEP_TRUE@@am__fastdepCCAS_FALSE@ DEPDIR=$(DEPDIR) $(CCASDEPMODE) $(depcomp) @AMDEPBACKSLASH@
-@am__fastdepCCAS_FALSE@ $(AM_V_CPPAS@am__nodep@)$(LTCPPASCOMPILE) -c -o $@ $<
-
.c.o:
@am__fastdepCC_TRUE@ $(AM_V_CC)depbase=`echo $@ | sed 's|[^/]*$$|$(DEPDIR)/&|;s|\.o$$||'`;\
@am__fastdepCC_TRUE@ $(COMPILE) -MT $@ -MD -MP -MF $$depbase.Tpo -c -o $@ $< &&\
@@ -2085,7 +2049,6 @@ distclean: distclean-am
-rm -f ./$(DEPDIR)/pngwtran.Plo
-rm -f ./$(DEPDIR)/pngwutil.Plo
-rm -f arm/$(DEPDIR)/arm_init.Plo
- -rm -f arm/$(DEPDIR)/filter_neon.Plo
-rm -f arm/$(DEPDIR)/filter_neon_intrinsics.Plo
-rm -f arm/$(DEPDIR)/palette_neon_intrinsics.Plo
-rm -f contrib/libtests/$(DEPDIR)/pngimage.Po
@@ -2170,7 +2133,6 @@ maintainer-clean: maintainer-clean-am
-rm -f ./$(DEPDIR)/pngwtran.Plo
-rm -f ./$(DEPDIR)/pngwutil.Plo
-rm -f arm/$(DEPDIR)/arm_init.Plo
- -rm -f arm/$(DEPDIR)/filter_neon.Plo
-rm -f arm/$(DEPDIR)/filter_neon_intrinsics.Plo
-rm -f arm/$(DEPDIR)/palette_neon_intrinsics.Plo
-rm -f contrib/libtests/$(DEPDIR)/pngimage.Po
diff -up libpng-1.6.40/pngpriv.h.arm libpng-1.6.40/pngpriv.h
--- libpng-1.6.40/pngpriv.h.arm 2023-06-21 21:06:40.000000000 +0200
+++ libpng-1.6.40/pngpriv.h 2024-08-08 08:31:00.904590829 +0200
@@ -140,47 +140,6 @@
* callbacks to do this.
*/
# define PNG_FILTER_OPTIMIZATIONS png_init_filter_functions_neon
-
- /* By default the 'intrinsics' code in arm/filter_neon_intrinsics.c is used
- * if possible - if __ARM_NEON__ is set and the compiler version is not known
- * to be broken. This is controlled by PNG_ARM_NEON_IMPLEMENTATION which can
- * be:
- *
- * 1 The intrinsics code (the default with __ARM_NEON__)
- * 2 The hand coded assembler (the default without __ARM_NEON__)
- *
- * It is possible to set PNG_ARM_NEON_IMPLEMENTATION in CPPFLAGS, however
- * this is *NOT* supported and may cease to work even after a minor revision
- * to libpng. It *is* valid to do this for testing purposes, e.g. speed
- * testing or a new compiler, but the results should be communicated to the
- * libpng implementation list for incorporation in the next minor release.
- */
-# ifndef PNG_ARM_NEON_IMPLEMENTATION
-# if defined(__ARM_NEON__) || defined(__ARM_NEON)
-# if defined(__clang__)
- /* At present it is unknown by the libpng developers which versions
- * of clang support the intrinsics, however some or perhaps all
- * versions do not work with the assembler so this may be
- * irrelevant, so just use the default (do nothing here.)
- */
-# elif defined(__GNUC__)
- /* GCC 4.5.4 NEON support is known to be broken. 4.6.3 is known to
- * work, so if this *is* GCC, or G++, look for a version >4.5
- */
-# if __GNUC__ < 4 || (__GNUC__ == 4 && __GNUC_MINOR__ < 6)
-# define PNG_ARM_NEON_IMPLEMENTATION 2
-# endif /* no GNUC support */
-# endif /* __GNUC__ */
-# else /* !defined __ARM_NEON__ */
- /* The 'intrinsics' code simply won't compile without this -mfpu=neon:
- */
-# if !defined(__aarch64__) && !defined(_M_ARM64)
- /* The assembler code currently does not work on ARM64 */
-# define PNG_ARM_NEON_IMPLEMENTATION 2
-# endif /* __aarch64__ */
-# endif /* __ARM_NEON__ */
-# endif /* !PNG_ARM_NEON_IMPLEMENTATION */
-
# ifndef PNG_ARM_NEON_IMPLEMENTATION
/* Use the intrinsics code by default. */
# define PNG_ARM_NEON_IMPLEMENTATION 1
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