diff -Naur texlive-20180414-source.org/texlive-20180414-source/build-aux/config.guess texlive-20180414-source.sw/texlive-20180414-source/build-aux/config.guess
--- texlive-20180414-source.org/texlive-20180414-source/build-aux/config.guess	2022-12-19 10:59:52.450000000 +0800
+++ texlive-20180414-source.sw/texlive-20180414-source/build-aux/config.guess	2022-12-19 11:02:52.760000000 +0800
@@ -904,6 +904,14 @@
 	UNAME_MACHINE=aarch64_be
 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
+    sw_64:Linux:*:*)
+	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
+	  sw)   UNAME_MACHINE=sw_64 ;;
+	esac
+	objdump --private-headers /bin/sh | grep -q ld.so.1
+	if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
+	echo "$UNAME_MACHINE"-sunway-linux-"$LIBC"
+	exit ;;
     alpha:Linux:*:*)
 	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
 	  EV5)   UNAME_MACHINE=alphaev5 ;;
diff -Naur texlive-20180414-source.org/texlive-20180414-source/build-aux/config.sub texlive-20180414-source.sw/texlive-20180414-source/build-aux/config.sub
--- texlive-20180414-source.org/texlive-20180414-source/build-aux/config.sub	2022-12-19 10:59:52.450000000 +0800
+++ texlive-20180414-source.sw/texlive-20180414-source/build-aux/config.sub	2022-12-19 11:01:01.170000000 +0800
@@ -244,6 +244,7 @@
 	# Some are omitted here because they have special meanings below.
 	1750a | 580 \
 	| a29k \
+	| sw_64 \
 	| aarch64 | aarch64_be \
 	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
 	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
@@ -368,6 +369,7 @@
 	# Recognize the basic CPU types with company name.
 	580-* \
 	| a29k-* \
+	| sw_64-* \
 	| aarch64-* | aarch64_be-* \
 	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
 	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
diff -Naur texlive-20180414-source.org/texlive-20180414-source/libs/freetype2/freetype-src/builds/unix/config.guess texlive-20180414-source.sw/texlive-20180414-source/libs/freetype2/freetype-src/builds/unix/config.guess
--- texlive-20180414-source.org/texlive-20180414-source/libs/freetype2/freetype-src/builds/unix/config.guess	2022-12-19 10:59:53.840000000 +0800
+++ texlive-20180414-source.sw/texlive-20180414-source/libs/freetype2/freetype-src/builds/unix/config.guess	2022-12-19 11:02:35.830000000 +0800
@@ -904,6 +904,14 @@
 	UNAME_MACHINE=aarch64_be
 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
+    sw_64:Linux:*:*)
+	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
+	  sw)   UNAME_MACHINE=sw_64 ;;
+	esac
+	objdump --private-headers /bin/sh | grep -q ld.so.1
+	if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
+	echo "$UNAME_MACHINE"-sunway-linux-"$LIBC"
+	exit ;;
     alpha:Linux:*:*)
 	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
 	  EV5)   UNAME_MACHINE=alphaev5 ;;
diff -Naur texlive-20180414-source.org/texlive-20180414-source/libs/freetype2/freetype-src/builds/unix/config.sub texlive-20180414-source.sw/texlive-20180414-source/libs/freetype2/freetype-src/builds/unix/config.sub
--- texlive-20180414-source.org/texlive-20180414-source/libs/freetype2/freetype-src/builds/unix/config.sub	2022-12-19 10:59:53.840000000 +0800
+++ texlive-20180414-source.sw/texlive-20180414-source/libs/freetype2/freetype-src/builds/unix/config.sub	2022-12-19 11:01:33.460000000 +0800
@@ -244,6 +244,7 @@
 	# Some are omitted here because they have special meanings below.
 	1750a | 580 \
 	| a29k \
+	| sw_64 \
 	| aarch64 | aarch64_be \
 	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
 	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
@@ -368,6 +369,7 @@
 	# Recognize the basic CPU types with company name.
 	580-* \
 	| a29k-* \
+	| sw_64-* \
 	| aarch64-* | aarch64_be-* \
 	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
 	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
diff -Naur texlive-20180414-source.org/texlive-20180414-source/libs/icu/icu-src/source/config.guess texlive-20180414-source.sw/texlive-20180414-source/libs/icu/icu-src/source/config.guess
--- texlive-20180414-source.org/texlive-20180414-source/libs/icu/icu-src/source/config.guess	2022-12-19 10:59:52.690000000 +0800
+++ texlive-20180414-source.sw/texlive-20180414-source/libs/icu/icu-src/source/config.guess	2022-12-19 11:02:26.300000000 +0800
@@ -904,6 +904,14 @@
 	UNAME_MACHINE=aarch64_be
 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
+    sw_64:Linux:*:*)
+	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
+	  sw)   UNAME_MACHINE=sw_64 ;;
+	esac
+	objdump --private-headers /bin/sh | grep -q ld.so.1
+	if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
+	echo "$UNAME_MACHINE"-sunway-linux-"$LIBC"
+	exit ;;
     alpha:Linux:*:*)
 	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
 	  EV5)   UNAME_MACHINE=alphaev5 ;;
diff -Naur texlive-20180414-source.org/texlive-20180414-source/libs/icu/icu-src/source/config.sub texlive-20180414-source.sw/texlive-20180414-source/libs/icu/icu-src/source/config.sub
--- texlive-20180414-source.org/texlive-20180414-source/libs/icu/icu-src/source/config.sub	2022-12-19 10:59:52.690000000 +0800
+++ texlive-20180414-source.sw/texlive-20180414-source/libs/icu/icu-src/source/config.sub	2022-12-19 11:01:50.300000000 +0800
@@ -244,6 +244,7 @@
 	# Some are omitted here because they have special meanings below.
 	1750a | 580 \
 	| a29k \
+	| sw_64 \
 	| aarch64 | aarch64_be \
 	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
 	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
@@ -368,6 +369,7 @@
 	# Recognize the basic CPU types with company name.
 	580-* \
 	| a29k-* \
+	| sw_64-* \
 	| aarch64-* | aarch64_be-* \
 	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
 	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \
diff -Naur texlive-20180414-source.org/texlive-20180414-source/utils/asymptote/config.guess texlive-20180414-source.sw/texlive-20180414-source/utils/asymptote/config.guess
--- texlive-20180414-source.org/texlive-20180414-source/utils/asymptote/config.guess	2022-12-19 10:59:55.650000000 +0800
+++ texlive-20180414-source.sw/texlive-20180414-source/utils/asymptote/config.guess	2022-12-19 11:02:42.620000000 +0800
@@ -904,6 +904,14 @@
 	UNAME_MACHINE=aarch64_be
 	echo "$UNAME_MACHINE"-unknown-linux-"$LIBC"
 	exit ;;
+    sw_64:Linux:*:*)
+	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
+	  sw)   UNAME_MACHINE=sw_64 ;;
+	esac
+	objdump --private-headers /bin/sh | grep -q ld.so.1
+	if test "$?" = 0 ; then LIBC=gnulibc1 ; fi
+	echo "$UNAME_MACHINE"-sunway-linux-"$LIBC"
+	exit ;;
     alpha:Linux:*:*)
 	case `sed -n '/^cpu model/s/^.*: \(.*\)/\1/p' < /proc/cpuinfo` in
 	  EV5)   UNAME_MACHINE=alphaev5 ;;
diff -Naur texlive-20180414-source.org/texlive-20180414-source/utils/asymptote/config.sub texlive-20180414-source.sw/texlive-20180414-source/utils/asymptote/config.sub
--- texlive-20180414-source.org/texlive-20180414-source/utils/asymptote/config.sub	2022-12-19 10:59:55.670000000 +0800
+++ texlive-20180414-source.sw/texlive-20180414-source/utils/asymptote/config.sub	2022-12-19 11:01:19.180000000 +0800
@@ -244,6 +244,7 @@
 	# Some are omitted here because they have special meanings below.
 	1750a | 580 \
 	| a29k \
+	| sw_64 \
 	| aarch64 | aarch64_be \
 	| alpha | alphaev[4-8] | alphaev56 | alphaev6[78] | alphapca5[67] \
 	| alpha64 | alpha64ev[4-8] | alpha64ev56 | alpha64ev6[78] | alpha64pca5[67] \
@@ -368,6 +369,7 @@
 	# Recognize the basic CPU types with company name.
 	580-* \
 	| a29k-* \
+	| sw_64-* \
 	| aarch64-* | aarch64_be-* \
 	| alpha-* | alphaev[4-8]-* | alphaev56-* | alphaev6[78]-* \
 	| alpha64-* | alpha64ev[4-8]-* | alpha64ev56-* | alpha64ev6[78]-* \