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-rw-r--r--Build/source/libs/libpng/libpng-src/configure.ac150
1 files changed, 145 insertions, 5 deletions
diff --git a/Build/source/libs/libpng/libpng-src/configure.ac b/Build/source/libs/libpng/libpng-src/configure.ac
index 43c682e9f62..d81a580021c 100644
--- a/Build/source/libs/libpng/libpng-src/configure.ac
+++ b/Build/source/libs/libpng/libpng-src/configure.ac
@@ -1,6 +1,6 @@
# configure.ac
-# Copyright (c) 2018-2022 Cosmin Truta
+# Copyright (c) 2018-2024 Cosmin Truta
# Copyright (c) 2004-2016 Glenn Randers-Pehrson
# This code is released under the libpng license.
@@ -25,8 +25,8 @@ AC_PREREQ([2.68])
dnl Version number stuff here:
-AC_INIT([libpng],[1.6.40],[png-mng-implement@lists.sourceforge.net])
-AC_CONFIG_MACRO_DIR([scripts])
+AC_INIT([libpng],[1.6.41],[png-mng-implement@lists.sourceforge.net])
+AC_CONFIG_MACRO_DIR([scripts/autoconf])
# libpng does not follow GNU file name conventions (hence 'foreign')
# color-tests requires automake 1.11 or later
@@ -46,10 +46,10 @@ dnl automake, so the following is not necessary (and is not defined anyway):
dnl AM_PREREQ([1.11.2])
dnl stop configure from automagically running automake
-PNGLIB_VERSION=1.6.40
+PNGLIB_VERSION=1.6.41
PNGLIB_MAJOR=1
PNGLIB_MINOR=6
-PNGLIB_RELEASE=40
+PNGLIB_RELEASE=41
dnl End of version number stuff
@@ -89,6 +89,24 @@ fi
DFNCPP="$CPP"
AC_SUBST(DFNCPP)
+AC_ARG_ENABLE([tests],
+ AS_HELP_STRING([--disable-tests],
+ [do not build the test programs (default is to build)]),
+ [enable_tests="$enableval"],
+ [enable_tests=yes])
+
+AM_CONDITIONAL([ENABLE_TESTS],
+ [test "$enable_tests" != "no"])
+
+AC_ARG_ENABLE([tools],
+ AS_HELP_STRING([--disable-tools],
+ [do not build the auxiliary tools (default is to build)]),
+ [enable_tools="$enableval"],
+ [enable_tools=yes])
+
+AM_CONDITIONAL([ENABLE_TOOLS],
+ [test "$enable_tools" != "no"])
+
# -Werror cannot be passed to GCC in CFLAGS because configure will fail
# (it checks the compiler with a program that generates a warning).
# Add the following option to deal with this:
@@ -310,12 +328,18 @@ AC_ARG_ENABLE([hardware-optimizations],
enable_mips_msa=no
AC_DEFINE([PNG_MIPS_MSA_OPT], [0],
[Disable MIPS_MSA optimizations])
+ enable_mips_mmi=no
+ AC_DEFINE([PNG_MIPS_MMI_OPT], [0],
+ [Disable MIPS_MMI optimizations])
enable_powerpc_vsx=no
AC_DEFINE([PNG_POWERPC_VSX_OPT], [0],
[Disable POWERPC VSX optimizations])
enable_intel_sse=no
AC_DEFINE([PNG_INTEL_SSE_OPT], [0],
[Disable INTEL_SSE optimizations])
+ enable_loongarch_lsx=no
+ AC_DEFINE([PNG_LOONGARCH_LSX_OPT], [0],
+ [Disable LOONGARCH_LSX optimizations])
;;
*)
# allow enabling hardware optimization on any system:
@@ -326,7 +350,10 @@ AC_ARG_ENABLE([hardware-optimizations],
[Enable ARM_NEON optimizations])
;;
mipsel*|mips64el*)
+ enable_mips_mmi=yes
enable_mips_msa=yes
+ AC_DEFINE([PNG_MIPS_MMI_OPT], [1],
+ [Enable MIPS_MMI optimizations])
AC_DEFINE([PNG_MIPS_MSA_OPT], [2],
[Enable MIPS_MSA optimizations])
;;
@@ -340,6 +367,11 @@ AC_ARG_ENABLE([hardware-optimizations],
AC_DEFINE([PNG_POWERPC_VSX_OPT], [2],
[Enable POWERPC VSX optimizations])
;;
+ loongarch*)
+ enable_loongarch_lsx=yes
+ AC_DEFINE([PNG_LOONGARCH_LSX_OPT], [1],
+ [Enable LOONGARCH_LSX optimizations])
+ ;;
esac
;;
esac])
@@ -435,6 +467,51 @@ AM_CONDITIONAL([PNG_MIPS_MSA],
mipsel*|mips64el*) : ;;
esac])
+# MIPS
+# ===
+#
+# MIPS MMI (SIMD) support.
+
+AC_ARG_ENABLE([mips-mmi],
+ AS_HELP_STRING([[[--enable-mips-mmi]]],
+ [Enable MIPS MMI optimizations: =no/off, check, api, yes/on:]
+ [no/off: disable the optimizations; check: use internal checking code]
+ [(deprecated and poorly supported); api: disable by default, enable by]
+ [a call to png_set_option; yes/on: turn on unconditionally.]
+ [If not specified: determined by the compiler.]),
+ [case "$enableval" in
+ no|off)
+ # disable the default enabling on __mips_mmi systems:
+ AC_DEFINE([PNG_MIPS_MMI_OPT], [0],
+ [Disable MIPS MMI optimizations])
+ # Prevent inclusion of the assembler files below:
+ enable_mips_mmi=no;;
+ check)
+ AC_DEFINE([PNG_MIPS_MMI_CHECK_SUPPORTED], [],
+ [Check for MIPS MMI support at run-time]);;
+ api)
+ AC_DEFINE([PNG_MIPS_MMI_API_SUPPORTED], [],
+ [Turn on MIPS MMI optimizations at run-time]);;
+ yes|on)
+ AC_DEFINE([PNG_MIPS_MMI_OPT], [1],
+ [Enable MIPS MMI optimizations])
+ AC_MSG_WARN([--enable-mips-mmi: please specify 'check' or 'api', if]
+ [you want the optimizations unconditionally pass '-mloongson-mmi -march=loongson3a']
+ [to the compiler.]);;
+ *)
+ AC_MSG_ERROR([--enable-mips-mmi=${enable_mips_mmi}: invalid value])
+ esac])
+
+# Add MIPS specific files to all builds where the host_cpu is mips ('mips*') or
+# where MIPS optimizations were explicitly requested (this allows a fallback if a
+# future host CPU does not match 'mips*')
+
+AM_CONDITIONAL([PNG_MIPS_MMI],
+ [test "$enable_mips_mmi" != 'no' &&
+ case "$host_cpu" in
+ mipsel*|mips64el*) :;;
+ esac])
+
# INTEL
# =====
#
@@ -517,6 +594,69 @@ AM_CONDITIONAL([PNG_POWERPC_VSX],
powerpc*|ppc64*) : ;;
esac])
+# LOONGARCH
+# ===
+#
+# LOONGARCH LSX (SIMD) support
+
+if test "$LSX_CFLAGS" = ''; then
+ LSX_CFLAGS="-mlsx"
+fi
+
+compiler_support_loongarch_lsx=no
+AC_MSG_CHECKING(whether to use loongarch LSX intrinsics)
+save_CFLAGS=$CFLAGS
+CFLAGS="$CFLAGS $LSX_CFLAGS"
+AC_COMPILE_IFELSE([AC_LANG_SOURCE([[
+#include<lsxintrin.h>
+int main(){
+ __m128i a, b, c;
+ a = __lsx_vadd_w(b, c);
+ return 0;
+}]])],compiler_support_loongarch_lsx=yes)
+CFLAGS=$save_CFLAGS
+AC_MSG_RESULT($compiler_support_loongarch_lsx)
+
+AC_ARG_ENABLE([loongarch-lsx],
+ AS_HELP_STRING([[[--enable-loongarch-lsx]]],
+ [Enable LOONGARCH LSX optimizations: =no/off, yes/on:]
+ [no/off: disable the optimizations;]
+ [yes/on: turn on unconditionally.]
+ [If not specified: determined by the compiler.]),
+ [case "$enableval" in
+ no|off)
+ # disable the default enabling on __loongarch_simd systems:
+ AC_DEFINE([PNG_LOONGARCH_LSX_OPT], [0],
+ [Disable LOONGARCH LSX optimizations])
+ # Prevent inclusion of the assembler files below:
+ enable_loongarch_lsx=no;;
+ yes|on)
+ AC_DEFINE([PNG_LOONGARCH_LSX_OPT], [1],
+ [Enable LOONGARCH LSX optimizations])
+ ;;
+ *)
+ AC_MSG_ERROR([--enable-loongarch-lsx=${enable_loongarch_lsx}: invalid value])
+ esac])
+
+if test "$enable_loongarch_lsx" != 'no'; then
+ if test $compiler_support_loongarch_lsx = yes; then
+ AC_DEFINE([PNG_LOONGARCH_LSX_OPT], [1], [Enable LOONGARCH LSX optimizations])
+ else
+ AC_MSG_WARN([Compiler does not support loongarch LSX.])
+ fi
+fi
+
+# Add LOONGARCH specific files to all builds where the host_cpu is loongarch ('loongarch*') or
+# where LOONGARCH optimizations were explicitly requested (this allows a fallback if a
+# future host CPU does not match 'loongarch*')
+
+AM_CONDITIONAL([PNG_LOONGARCH_LSX],
+ [test "$enable_loongarch_lsx" != 'no' && test $compiler_support_loongarch_lsx = yes &&
+ case "$host_cpu" in
+ loongarch*) :;;
+ *) test "$enable_loongarch_lsx" != '';;
+ esac])
+
AC_MSG_NOTICE([[Extra options for compiler: $PNG_COPTS]])
# Config files, substituting as above
generated by cgit v1.2.3 (git 2.39.1) at 2024-11-08 10:55:34 +0000