diff --git a/.changes/1465.json b/.changes/1465.json
new file mode 100644
index 000000000..0b5c551f7
--- /dev/null
+++ b/.changes/1465.json
@@ -0,0 +1,5 @@
+{
+    "type": "added",
+    "description": "add loongarch64 support",
+    "issues": [1404]
+}
diff --git a/.github/ISSUE_TEMPLATE/b_issue_report.yml b/.github/ISSUE_TEMPLATE/b_issue_report.yml
index 0db369e6b..06801319c 100644
--- a/.github/ISSUE_TEMPLATE/b_issue_report.yml
+++ b/.github/ISSUE_TEMPLATE/b_issue_report.yml
@@ -52,6 +52,7 @@ body:
         - i686-unknown-freebsd
         - i686-unknown-linux-gnu
         - i686-unknown-linux-musl
+        - loongarch64-unknown-linux-gnu
         - mips64el-unknown-linux-gnuabi64
         - mips64el-unknown-linux-muslabi64
         - mips64-unknown-linux-gnuabi64
diff --git a/README.md b/README.md
index b97eeb978..113d96b2b 100644
--- a/README.md
+++ b/README.md
@@ -224,6 +224,7 @@ terminate.
 | `i686-linux-android` [1]               | 9.0.8  | 9.0.8  | ✓   | 6.1.0 |   ✓    |
 | `i686-pc-windows-gnu`                  | N/A    | 9.4    | ✓   | N/A   |   ✓    |
 | `i686-unknown-linux-gnu`               | 2.31   | 9.4.0  | ✓   | 6.1.0 |   ✓    |
+| `loongarch64-unknown-linux-gnu`        | 2.36   | 13.2.0 | ✓   | N/A   |        |
 | `mips-unknown-linux-gnu`               | 2.30   | 9.4.0  | ✓   | 6.1.0 |   ✓    |
 | `mips-unknown-linux-musl`              | 1.2.3  | 9.2.0  | ✓   | 6.1.0 |   ✓    |
 | `mips64-unknown-linux-gnuabi64`        | 2.30   | 9.4.0  | ✓   | 6.1.0 |   ✓    |
diff --git a/crosstool-ng/loongarch64-unknown-linux-gnu.config.in b/crosstool-ng/loongarch64-unknown-linux-gnu.config.in
new file mode 100644
index 000000000..dd4ecbd2c
--- /dev/null
+++ b/crosstool-ng/loongarch64-unknown-linux-gnu.config.in
@@ -0,0 +1,829 @@
+#
+# Automatically generated file; DO NOT EDIT.
+# crosstool-NG UNKNOWN Configuration
+#
+CT_CONFIGURE_has_static_link=y
+CT_CONFIGURE_has_cxx11=y
+CT_CONFIGURE_has_wget=y
+CT_CONFIGURE_has_curl=y
+CT_CONFIGURE_has_ninja=y
+CT_CONFIGURE_has_rsync=y
+CT_CONFIGURE_has_make_3_81_or_newer=y
+CT_CONFIGURE_has_make_4_0_or_newer=y
+CT_CONFIGURE_has_libtool_2_4_or_newer=y
+CT_CONFIGURE_has_libtoolize_2_4_or_newer=y
+CT_CONFIGURE_has_autoconf_2_65_or_newer=y
+CT_CONFIGURE_has_autoreconf_2_65_or_newer=y
+CT_CONFIGURE_has_automake_1_15_or_newer=y
+CT_CONFIGURE_has_gnu_m4_1_4_12_or_newer=y
+CT_CONFIGURE_has_python_3_4_or_newer=y
+CT_CONFIGURE_has_bison_2_7_or_newer=y
+CT_CONFIGURE_has_bison_3_0_4_or_newer=y
+CT_CONFIGURE_has_python=y
+CT_CONFIGURE_has_git=y
+CT_CONFIGURE_has_md5sum=y
+CT_CONFIGURE_has_sha1sum=y
+CT_CONFIGURE_has_sha256sum=y
+CT_CONFIGURE_has_sha512sum=y
+CT_CONFIGURE_has_install_with_strip_program=y
+CT_VERSION="UNKNOWN"
+CT_VCHECK=""
+CT_CONFIG_VERSION_ENV="4"
+CT_CONFIG_VERSION_CURRENT="4"
+CT_CONFIG_VERSION="4"
+CT_MODULES=y
+
+#
+# Paths and misc options
+#
+
+#
+# crosstool-NG behavior
+#
+# CT_OBSOLETE is not set
+CT_EXPERIMENTAL=y
+# CT_ALLOW_BUILD_AS_ROOT is not set
+# CT_ENABLE_EXPERIMENTAL_BUNDLED_PATCHES is not set
+# CT_DEBUG_CT is not set
+
+#
+# Paths
+#
+CT_LOCAL_TARBALLS_DIR="${HOME}/src"
+CT_SAVE_TARBALLS=y
+# CT_TARBALLS_BUILDROOT_LAYOUT is not set
+CT_WORK_DIR="${CT_TOP_DIR}/.build"
+CT_BUILD_TOP_DIR="${CT_WORK_DIR:-${CT_TOP_DIR}/.build}/${CT_HOST:+HOST-${CT_HOST}/}${CT_TARGET}"
+CT_BUILD_DIR="${CT_BUILD_TOP_DIR}/build"
+CT_PREFIX_DIR="/x-tools/${CT_TARGET}"
+CT_RM_RF_PREFIX_DIR=y
+CT_REMOVE_DOCS=y
+CT_INSTALL_LICENSES=y
+CT_PREFIX_DIR_RO=y
+CT_STRIP_HOST_TOOLCHAIN_EXECUTABLES=y
+# CT_STRIP_TARGET_TOOLCHAIN_EXECUTABLES is not set
+# CT_TARBALL_RESULT is not set
+
+#
+# Downloading
+#
+CT_DOWNLOAD_AGENT_WGET=y
+# CT_DOWNLOAD_AGENT_CURL is not set
+# CT_DOWNLOAD_AGENT_NONE is not set
+# CT_FORBID_DOWNLOAD is not set
+# CT_FORCE_DOWNLOAD is not set
+CT_CONNECT_TIMEOUT=10
+CT_DOWNLOAD_WGET_OPTIONS="--passive-ftp --tries=3 -nc --progress=dot:binary"
+# CT_ONLY_DOWNLOAD is not set
+CT_USE_MIRROR=y
+# CT_FORCE_MIRROR is not set
+CT_MIRROR_BASE_URL="https://ci-mirrors.rust-lang.org/rustc"
+CT_VERIFY_DOWNLOAD_DIGEST=y
+CT_VERIFY_DOWNLOAD_DIGEST_SHA512=y
+# CT_VERIFY_DOWNLOAD_DIGEST_SHA256 is not set
+# CT_VERIFY_DOWNLOAD_DIGEST_SHA1 is not set
+# CT_VERIFY_DOWNLOAD_DIGEST_MD5 is not set
+CT_VERIFY_DOWNLOAD_DIGEST_ALG="sha512"
+# CT_VERIFY_DOWNLOAD_SIGNATURE is not set
+
+#
+# Extracting
+#
+# CT_FORCE_EXTRACT is not set
+CT_OVERRIDE_CONFIG_GUESS_SUB=y
+# CT_ONLY_EXTRACT is not set
+CT_PATCH_BUNDLED=y
+# CT_PATCH_LOCAL is not set
+# CT_PATCH_BUNDLED_LOCAL is not set
+# CT_PATCH_LOCAL_BUNDLED is not set
+# CT_PATCH_NONE is not set
+CT_PATCH_ORDER="bundled"
+
+#
+# Build behavior
+#
+CT_PARALLEL_JOBS=0
+CT_LOAD=""
+CT_USE_PIPES=y
+CT_EXTRA_CFLAGS_FOR_BUILD=""
+CT_EXTRA_CXXFLAGS_FOR_BUILD=""
+CT_EXTRA_LDFLAGS_FOR_BUILD=""
+CT_EXTRA_CFLAGS_FOR_HOST=""
+CT_EXTRA_LDFLAGS_FOR_HOST=""
+# CT_CONFIG_SHELL_SH is not set
+# CT_CONFIG_SHELL_ASH is not set
+CT_CONFIG_SHELL_BASH=y
+# CT_CONFIG_SHELL_CUSTOM is not set
+CT_CONFIG_SHELL="${bash}"
+
+#
+# Logging
+#
+# CT_LOG_ERROR is not set
+# CT_LOG_WARN is not set
+# CT_LOG_INFO is not set
+CT_LOG_EXTRA=y
+# CT_LOG_ALL is not set
+# CT_LOG_DEBUG is not set
+CT_LOG_LEVEL_MAX="EXTRA"
+# CT_LOG_SEE_TOOLS_WARN is not set
+CT_LOG_PROGRESS_BAR=y
+CT_LOG_TO_FILE=y
+CT_LOG_FILE_COMPRESS=y
+# end of Paths and misc options
+
+#
+# Target options
+#
+# CT_ARCH_ALPHA is not set
+# CT_ARCH_ARC is not set
+# CT_ARCH_ARM is not set
+# CT_ARCH_AVR is not set
+# CT_ARCH_BPF is not set
+# CT_ARCH_C6X is not set
+CT_ARCH_LOONGARCH=y
+# CT_ARCH_M68K is not set
+# CT_ARCH_MICROBLAZE is not set
+# CT_ARCH_MIPS is not set
+# CT_ARCH_MOXIE is not set
+# CT_ARCH_MSP430 is not set
+# CT_ARCH_NIOS2 is not set
+# CT_ARCH_POWERPC is not set
+# CT_ARCH_PRU is not set
+# CT_ARCH_RISCV is not set
+# CT_ARCH_S390 is not set
+# CT_ARCH_SH is not set
+# CT_ARCH_SPARC is not set
+# CT_ARCH_X86 is not set
+# CT_ARCH_XTENSA is not set
+CT_ARCH="loongarch"
+CT_ARCH_CHOICE_KSYM="LOONGARCH"
+CT_ARCH_TUNE=""
+CT_ARCH_LOONGARCH_SHOW=y
+
+#
+# Options for loongarch
+#
+CT_ARCH_LOONGARCH_PKG_KSYM=""
+CT_ALL_ARCH_CHOICES="ALPHA ARC ARM AVR BPF C6X LOONGARCH M68K MICROBLAZE MIPS MOXIE MSP430 NIOS2 POWERPC PRU RISCV S390 SH SPARC X86 XTENSA"
+CT_ARCH_SUFFIX=""
+# CT_OMIT_TARGET_VENDOR is not set
+
+#
+# Generic target options
+#
+# CT_MULTILIB is not set
+# CT_DEMULTILIB is not set
+CT_ARCH_SUPPORTS_BOTH_MMU=y
+CT_ARCH_USE_MMU=y
+CT_ARCH_SUPPORTS_64=y
+CT_ARCH_DEFAULT_64=y
+CT_ARCH_BITNESS=64
+CT_ARCH_64=y
+
+#
+# Target optimisations
+#
+CT_ARCH_SUPPORTS_WITH_ARCH=y
+CT_ARCH_SUPPORTS_WITH_ABI=y
+CT_ARCH_SUPPORTS_WITH_TUNE=y
+CT_ARCH_ARCH="loongarch64"
+CT_ARCH_ABI=""
+CT_TARGET_CFLAGS=""
+CT_TARGET_LDFLAGS=""
+# end of Target options
+
+#
+# Toolchain options
+#
+
+#
+# General toolchain options
+#
+CT_FORCE_SYSROOT=y
+CT_USE_SYSROOT=y
+CT_SYSROOT_NAME="sysroot"
+CT_SYSROOT_DIR_PREFIX=""
+CT_WANTS_STATIC_LINK=y
+CT_WANTS_STATIC_LINK_CXX=y
+# CT_STATIC_TOOLCHAIN is not set
+CT_SHOW_CT_VERSION=y
+CT_TOOLCHAIN_PKGVERSION=""
+CT_TOOLCHAIN_BUGURL=""
+
+#
+# Tuple completion and aliasing
+#
+CT_TARGET_VENDOR="unknown"
+CT_TARGET_ALIAS_SED_EXPR=""
+CT_TARGET_ALIAS=""
+
+#
+# Toolchain type
+#
+# CT_NATIVE is not set
+CT_CROSS=y
+# CT_CROSS_NATIVE is not set
+# CT_CANADIAN is not set
+CT_TOOLCHAIN_TYPE="cross"
+
+#
+# Build system
+#
+CT_BUILD=""
+CT_BUILD_PREFIX=""
+CT_BUILD_SUFFIX=""
+
+#
+# Misc options
+#
+# CT_TOOLCHAIN_ENABLE_NLS is not set
+# end of Toolchain options
+
+#
+# Operating System
+#
+CT_KERNEL_SUPPORTS_SHARED_LIBS=y
+# CT_KERNEL_BARE_METAL is not set
+CT_KERNEL_LINUX=y
+CT_KERNEL="linux"
+CT_KERNEL_CHOICE_KSYM="LINUX"
+CT_KERNEL_LINUX_SHOW=y
+
+#
+# Options for linux
+#
+CT_KERNEL_LINUX_PKG_KSYM="LINUX"
+CT_LINUX_DIR_NAME="linux"
+CT_LINUX_USE_WWW_KERNEL_ORG=y
+# CT_LINUX_USE_ORACLE is not set
+CT_LINUX_USE="LINUX"
+CT_LINUX_PKG_NAME="linux"
+CT_LINUX_SRC_RELEASE=y
+# CT_LINUX_SRC_DEVEL is not set
+# CT_LINUX_SRC_CUSTOM is not set
+CT_LINUX_PATCH_GLOBAL=y
+# CT_LINUX_PATCH_BUNDLED is not set
+# CT_LINUX_PATCH_LOCAL is not set
+# CT_LINUX_PATCH_BUNDLED_LOCAL is not set
+# CT_LINUX_PATCH_LOCAL_BUNDLED is not set
+# CT_LINUX_PATCH_NONE is not set
+CT_LINUX_PATCH_ORDER="global"
+%CT_LINUX_V%
+CT_LINUX_MIRRORS="$(CT_Mirrors kernel.org linux ${CT_LINUX_VERSION})"
+CT_LINUX_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_LINUX_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_LINUX_ARCHIVE_FORMATS=".tar.xz .tar.gz"
+CT_LINUX_SIGNATURE_FORMAT="unpacked/.sign"
+%CT_LINUX%
+CT_KERNEL_DEP_RSYNC=y
+CT_KERNEL_LINUX_VERBOSITY_0=y
+# CT_KERNEL_LINUX_VERBOSITY_1 is not set
+# CT_KERNEL_LINUX_VERBOSITY_2 is not set
+CT_KERNEL_LINUX_VERBOSE_LEVEL=0
+CT_ALL_KERNEL_CHOICES="BARE_METAL LINUX WINDOWS"
+
+#
+# Common kernel options
+#
+CT_SHARED_LIBS=y
+# end of Operating System
+
+#
+# Binary utilities
+#
+CT_ARCH_BINFMT_ELF=y
+CT_BINUTILS_BINUTILS=y
+CT_BINUTILS="binutils"
+CT_BINUTILS_CHOICE_KSYM="BINUTILS"
+CT_BINUTILS_BINUTILS_SHOW=y
+
+#
+# Options for binutils
+#
+CT_BINUTILS_BINUTILS_PKG_KSYM="BINUTILS"
+CT_BINUTILS_DIR_NAME="binutils"
+CT_BINUTILS_USE_GNU=y
+# CT_BINUTILS_USE_LINARO is not set
+# CT_BINUTILS_USE_ORACLE is not set
+CT_BINUTILS_USE="BINUTILS"
+CT_BINUTILS_PKG_NAME="binutils"
+CT_BINUTILS_SRC_RELEASE=y
+# CT_BINUTILS_SRC_DEVEL is not set
+# CT_BINUTILS_SRC_CUSTOM is not set
+CT_BINUTILS_PATCH_GLOBAL=y
+# CT_BINUTILS_PATCH_BUNDLED is not set
+# CT_BINUTILS_PATCH_LOCAL is not set
+# CT_BINUTILS_PATCH_BUNDLED_LOCAL is not set
+# CT_BINUTILS_PATCH_LOCAL_BUNDLED is not set
+# CT_BINUTILS_PATCH_NONE is not set
+CT_BINUTILS_PATCH_ORDER="global"
+CT_BINUTILS_V_2_40=y
+# CT_BINUTILS_V_2_39 is not set
+CT_BINUTILS_VERSION="2.40"
+CT_BINUTILS_MIRRORS="$(CT_Mirrors GNU binutils) $(CT_Mirrors sourceware binutils/releases)"
+CT_BINUTILS_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_BINUTILS_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_BINUTILS_ARCHIVE_FORMATS=".tar.xz .tar.bz2 .tar.gz"
+CT_BINUTILS_SIGNATURE_FORMAT="packed/.sig"
+CT_BINUTILS_later_than_2_39=y
+CT_BINUTILS_2_39_or_later=y
+CT_BINUTILS_REQUIRE_2_39_or_later=y
+CT_BINUTILS_later_than_2_30=y
+CT_BINUTILS_2_30_or_later=y
+CT_BINUTILS_later_than_2_27=y
+CT_BINUTILS_2_27_or_later=y
+CT_BINUTILS_later_than_2_26=y
+CT_BINUTILS_2_26_or_later=y
+
+#
+# GNU binutils
+#
+CT_BINUTILS_FORCE_LD_BFD_DEFAULT=y
+CT_BINUTILS_LINKER_LD=y
+CT_BINUTILS_LINKERS_LIST="ld"
+CT_BINUTILS_LINKER_DEFAULT="bfd"
+# CT_BINUTILS_PLUGINS is not set
+CT_BINUTILS_RELRO=m
+CT_BINUTILS_DETERMINISTIC_ARCHIVES=y
+CT_BINUTILS_EXTRA_CONFIG_ARRAY=""
+# CT_BINUTILS_FOR_TARGET is not set
+CT_ALL_BINUTILS_CHOICES="BINUTILS"
+# end of Binary utilities
+
+#
+# C-library
+#
+CT_LIBC_GLIBC=y
+# CT_LIBC_MUSL is not set
+# CT_LIBC_UCLIBC_NG is not set
+CT_LIBC="glibc"
+CT_LIBC_CHOICE_KSYM="GLIBC"
+CT_LIBC_GLIBC_SHOW=y
+
+#
+# Options for glibc
+#
+CT_LIBC_GLIBC_PKG_KSYM="GLIBC"
+CT_GLIBC_DIR_NAME="glibc"
+CT_GLIBC_USE_GNU=y
+# CT_GLIBC_USE_ORACLE is not set
+CT_GLIBC_USE="GLIBC"
+CT_GLIBC_PKG_NAME="glibc"
+CT_GLIBC_SRC_RELEASE=y
+# CT_GLIBC_SRC_DEVEL is not set
+# CT_GLIBC_SRC_CUSTOM is not set
+CT_GLIBC_PATCH_GLOBAL=y
+# CT_GLIBC_PATCH_BUNDLED is not set
+# CT_GLIBC_PATCH_LOCAL is not set
+# CT_GLIBC_PATCH_BUNDLED_LOCAL is not set
+# CT_GLIBC_PATCH_LOCAL_BUNDLED is not set
+# CT_GLIBC_PATCH_NONE is not set
+CT_GLIBC_PATCH_ORDER="global"
+%CT_GLIBC_V%
+CT_GLIBC_MIRRORS="$(CT_Mirrors GNU glibc)"
+CT_GLIBC_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_GLIBC_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_GLIBC_ARCHIVE_FORMATS=".tar.xz .tar.bz2 .tar.gz"
+CT_GLIBC_SIGNATURE_FORMAT="packed/.sig"
+%CT_GLIBC%
+CT_GLIBC_DEP_KERNEL_HEADERS_VERSION=y
+CT_GLIBC_DEP_BINUTILS=y
+CT_GLIBC_DEP_GCC=y
+CT_GLIBC_DEP_PYTHON=y
+CT_THREADS="nptl"
+CT_GLIBC_BUILD_SSP=y
+CT_GLIBC_HAS_LIBIDN_ADDON=y
+# CT_GLIBC_USE_LIBIDN_ADDON is not set
+CT_GLIBC_NO_SPARC_V8=y
+CT_GLIBC_EXTRA_CONFIG_ARRAY=""
+CT_GLIBC_CONFIGPARMS=""
+CT_GLIBC_ENABLE_DEBUG=y
+CT_GLIBC_EXTRA_CFLAGS=""
+# CT_GLIBC_ENABLE_FORTIFIED_BUILD is not set
+# CT_GLIBC_DISABLE_VERSIONING is not set
+CT_GLIBC_OLDEST_ABI=""
+CT_GLIBC_FORCE_UNWIND=y
+# CT_GLIBC_LOCALES is not set
+# CT_GLIBC_KERNEL_VERSION_NONE is not set
+CT_GLIBC_KERNEL_VERSION_AS_HEADERS=y
+# CT_GLIBC_KERNEL_VERSION_CHOSEN is not set
+CT_GLIBC_MIN_KERNEL="5.19.16"
+CT_GLIBC_SSP_DEFAULT=y
+# CT_GLIBC_SSP_NO is not set
+# CT_GLIBC_SSP_YES is not set
+# CT_GLIBC_SSP_ALL is not set
+# CT_GLIBC_SSP_STRONG is not set
+# CT_GLIBC_ENABLE_COMMON_FLAG is not set
+CT_ALL_LIBC_CHOICES="AVR_LIBC GLIBC MINGW_W64 MOXIEBOX MUSL NEWLIB NONE PICOLIBC UCLIBC_NG"
+CT_LIBC_SUPPORT_THREADS_ANY=y
+CT_LIBC_SUPPORT_THREADS_NATIVE=y
+
+#
+# Common C library options
+#
+CT_THREADS_NATIVE=y
+# CT_CREATE_LDSO_CONF is not set
+CT_LIBC_XLDD=y
+# end of C-library
+
+#
+# C compiler
+#
+CT_CC_CORE_NEEDED=y
+CT_CC_SUPPORT_CXX=y
+CT_CC_SUPPORT_FORTRAN=y
+CT_CC_SUPPORT_ADA=y
+CT_CC_SUPPORT_D=y
+CT_CC_SUPPORT_JIT=y
+CT_CC_SUPPORT_OBJC=y
+CT_CC_SUPPORT_OBJCXX=y
+CT_CC_SUPPORT_GOLANG=y
+CT_CC_GCC=y
+CT_CC="gcc"
+CT_CC_CHOICE_KSYM="GCC"
+CT_CC_GCC_SHOW=y
+
+#
+# Options for gcc
+#
+CT_CC_GCC_PKG_KSYM="GCC"
+CT_GCC_DIR_NAME="gcc"
+CT_GCC_USE_GNU=y
+# CT_GCC_USE_LINARO is not set
+# CT_GCC_USE_ORACLE is not set
+CT_GCC_USE="GCC"
+CT_GCC_PKG_NAME="gcc"
+CT_GCC_SRC_RELEASE=y
+# CT_GCC_SRC_DEVEL is not set
+# CT_GCC_SRC_CUSTOM is not set
+CT_GCC_PATCH_GLOBAL=y
+# CT_GCC_PATCH_BUNDLED is not set
+# CT_GCC_PATCH_LOCAL is not set
+# CT_GCC_PATCH_BUNDLED_LOCAL is not set
+# CT_GCC_PATCH_LOCAL_BUNDLED is not set
+# CT_GCC_PATCH_NONE is not set
+CT_GCC_PATCH_ORDER="global"
+%CT_GCC_V%
+CT_GCC_MIRRORS="$(CT_Mirrors GNU gcc/gcc-${CT_GCC_VERSION}) $(CT_Mirrors sourceware gcc/releases/gcc-${CT_GCC_VERSION})"
+CT_GCC_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_GCC_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_GCC_ARCHIVE_FORMATS=".tar.xz .tar.gz"
+CT_GCC_SIGNATURE_FORMAT=""
+%CT_GCC%
+CT_CC_GCC_HAS_LIBMPX=y
+CT_CC_GCC_ENABLE_CXX_FLAGS=""
+CT_CC_GCC_CORE_EXTRA_CONFIG_ARRAY=""
+CT_CC_GCC_EXTRA_CONFIG_ARRAY=""
+CT_CC_GCC_STATIC_LIBSTDCXX=y
+# CT_CC_GCC_SYSTEM_ZLIB is not set
+CT_CC_GCC_CONFIG_TLS=m
+
+#
+# Optimisation features
+#
+CT_CC_GCC_USE_GRAPHITE=y
+CT_CC_GCC_USE_LTO=y
+CT_CC_GCC_LTO_ZSTD=m
+
+#
+# Settings for libraries running on target
+#
+CT_CC_GCC_ENABLE_DEFAULT_PIE=y
+CT_CC_GCC_ENABLE_TARGET_OPTSPACE=y
+# CT_CC_GCC_LIBMUDFLAP is not set
+# CT_CC_GCC_LIBGOMP is not set
+# CT_CC_GCC_LIBSSP is not set
+# CT_CC_GCC_LIBQUADMATH is not set
+CT_CC_GCC_LIBSTDCXX_VERBOSE=m
+
+#
+# Misc. obscure options.
+#
+CT_CC_CXA_ATEXIT=y
+CT_CC_GCC_TM_CLONE_REGISTRY=m
+# CT_CC_GCC_DISABLE_PCH is not set
+CT_CC_GCC_SJLJ_EXCEPTIONS=m
+CT_CC_GCC_LDBL_128=m
+# CT_CC_GCC_BUILD_ID is not set
+CT_CC_GCC_LNK_HASH_STYLE_DEFAULT=y
+# CT_CC_GCC_LNK_HASH_STYLE_SYSV is not set
+# CT_CC_GCC_LNK_HASH_STYLE_GNU is not set
+# CT_CC_GCC_LNK_HASH_STYLE_BOTH is not set
+CT_CC_GCC_LNK_HASH_STYLE=""
+CT_CC_GCC_DEC_FLOATS_AUTO=y
+# CT_CC_GCC_DEC_FLOATS_BID is not set
+# CT_CC_GCC_DEC_FLOATS_DPD is not set
+# CT_CC_GCC_DEC_FLOATS_NO is not set
+CT_CC_GCC_DEC_FLOATS=""
+CT_ALL_CC_CHOICES="GCC"
+
+#
+# Additional supported languages:
+#
+CT_CC_LANG_CXX=y
+# CT_CC_LANG_FORTRAN is not set
+# CT_CC_LANG_JIT is not set
+# CT_CC_LANG_ADA is not set
+# CT_CC_LANG_D is not set
+# CT_CC_LANG_OBJC is not set
+# CT_CC_LANG_OBJCXX is not set
+# CT_CC_LANG_GOLANG is not set
+CT_CC_LANG_OTHERS=""
+# end of C compiler
+
+#
+# Debug facilities
+#
+# CT_DEBUG_DUMA is not set
+# CT_DEBUG_GDB is not set
+# CT_DEBUG_LTRACE is not set
+# CT_DEBUG_STRACE is not set
+CT_ALL_DEBUG_CHOICES="DUMA GDB LTRACE STRACE"
+# end of Debug facilities
+
+#
+# Companion libraries
+#
+# CT_COMPLIBS_CHECK is not set
+# CT_COMP_LIBS_CLOOG is not set
+# CT_COMP_LIBS_EXPAT is not set
+CT_COMP_LIBS_GETTEXT=y
+CT_COMP_LIBS_GETTEXT_PKG_KSYM="GETTEXT"
+CT_GETTEXT_DIR_NAME="gettext"
+CT_GETTEXT_PKG_NAME="gettext"
+CT_GETTEXT_SRC_RELEASE=y
+# CT_GETTEXT_SRC_DEVEL is not set
+# CT_GETTEXT_SRC_CUSTOM is not set
+CT_GETTEXT_PATCH_GLOBAL=y
+# CT_GETTEXT_PATCH_BUNDLED is not set
+# CT_GETTEXT_PATCH_LOCAL is not set
+# CT_GETTEXT_PATCH_BUNDLED_LOCAL is not set
+# CT_GETTEXT_PATCH_LOCAL_BUNDLED is not set
+# CT_GETTEXT_PATCH_NONE is not set
+CT_GETTEXT_PATCH_ORDER="global"
+CT_GETTEXT_V_0_21=y
+# CT_GETTEXT_V_0_20_1 is not set
+# CT_GETTEXT_V_0_19_8_1 is not set
+CT_GETTEXT_VERSION="0.21"
+CT_GETTEXT_MIRRORS="$(CT_Mirrors GNU gettext)"
+CT_GETTEXT_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_GETTEXT_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_GETTEXT_ARCHIVE_FORMATS=".tar.xz .tar.gz"
+CT_GETTEXT_SIGNATURE_FORMAT="packed/.sig"
+CT_GETTEXT_0_21_or_later=y
+CT_GETTEXT_0_21_or_older=y
+CT_GETTEXT_INCOMPATIBLE_WITH_UCLIBC_NG=y
+
+#
+# This version of gettext is not compatible with uClibc-NG. Select
+#
+
+#
+# a different version if uClibc-NG is used on the target or (in a
+#
+
+#
+# Canadian cross build) on the host.
+#
+CT_COMP_LIBS_GMP=y
+CT_COMP_LIBS_GMP_PKG_KSYM="GMP"
+CT_GMP_DIR_NAME="gmp"
+CT_GMP_PKG_NAME="gmp"
+CT_GMP_SRC_RELEASE=y
+# CT_GMP_SRC_DEVEL is not set
+# CT_GMP_SRC_CUSTOM is not set
+CT_GMP_PATCH_GLOBAL=y
+# CT_GMP_PATCH_BUNDLED is not set
+# CT_GMP_PATCH_LOCAL is not set
+# CT_GMP_PATCH_BUNDLED_LOCAL is not set
+# CT_GMP_PATCH_LOCAL_BUNDLED is not set
+# CT_GMP_PATCH_NONE is not set
+CT_GMP_PATCH_ORDER="global"
+CT_GMP_V_6_2=y
+# CT_GMP_V_6_1 is not set
+CT_GMP_VERSION="6.2.1"
+CT_GMP_MIRRORS="https://gmplib.org/download/gmp https://gmplib.org/download/gmp/archive $(CT_Mirrors GNU gmp)"
+CT_GMP_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_GMP_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_GMP_ARCHIVE_FORMATS=".tar.xz .tar.lz .tar.bz2"
+CT_GMP_SIGNATURE_FORMAT="packed/.sig"
+CT_COMP_LIBS_ISL=y
+CT_COMP_LIBS_ISL_PKG_KSYM="ISL"
+CT_ISL_DIR_NAME="isl"
+CT_ISL_PKG_NAME="isl"
+CT_ISL_SRC_RELEASE=y
+# CT_ISL_SRC_DEVEL is not set
+# CT_ISL_SRC_CUSTOM is not set
+CT_ISL_PATCH_GLOBAL=y
+# CT_ISL_PATCH_BUNDLED is not set
+# CT_ISL_PATCH_LOCAL is not set
+# CT_ISL_PATCH_BUNDLED_LOCAL is not set
+# CT_ISL_PATCH_LOCAL_BUNDLED is not set
+# CT_ISL_PATCH_NONE is not set
+CT_ISL_PATCH_ORDER="global"
+CT_ISL_V_0_26=y
+# CT_ISL_V_0_25 is not set
+# CT_ISL_V_0_24 is not set
+# CT_ISL_V_0_23 is not set
+# CT_ISL_V_0_22 is not set
+# CT_ISL_V_0_21 is not set
+# CT_ISL_V_0_20 is not set
+# CT_ISL_V_0_19 is not set
+# CT_ISL_V_0_18 is not set
+# CT_ISL_V_0_17 is not set
+# CT_ISL_V_0_16 is not set
+# CT_ISL_V_0_15 is not set
+CT_ISL_VERSION="0.26"
+CT_ISL_MIRRORS="https://libisl.sourceforge.io"
+CT_ISL_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_ISL_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_ISL_ARCHIVE_FORMATS=".tar.xz .tar.bz2 .tar.gz"
+CT_ISL_SIGNATURE_FORMAT=""
+CT_ISL_later_than_0_18=y
+CT_ISL_0_18_or_later=y
+CT_ISL_later_than_0_15=y
+CT_ISL_0_15_or_later=y
+# CT_COMP_LIBS_LIBELF is not set
+CT_COMP_LIBS_LIBICONV=y
+CT_COMP_LIBS_LIBICONV_PKG_KSYM="LIBICONV"
+CT_LIBICONV_DIR_NAME="libiconv"
+CT_LIBICONV_PKG_NAME="libiconv"
+CT_LIBICONV_SRC_RELEASE=y
+# CT_LIBICONV_SRC_DEVEL is not set
+# CT_LIBICONV_SRC_CUSTOM is not set
+CT_LIBICONV_PATCH_GLOBAL=y
+# CT_LIBICONV_PATCH_BUNDLED is not set
+# CT_LIBICONV_PATCH_LOCAL is not set
+# CT_LIBICONV_PATCH_BUNDLED_LOCAL is not set
+# CT_LIBICONV_PATCH_LOCAL_BUNDLED is not set
+# CT_LIBICONV_PATCH_NONE is not set
+CT_LIBICONV_PATCH_ORDER="global"
+CT_LIBICONV_V_1_16=y
+# CT_LIBICONV_V_1_15 is not set
+CT_LIBICONV_VERSION="1.16"
+CT_LIBICONV_MIRRORS="$(CT_Mirrors GNU libiconv)"
+CT_LIBICONV_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_LIBICONV_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_LIBICONV_ARCHIVE_FORMATS=".tar.gz"
+CT_LIBICONV_SIGNATURE_FORMAT="packed/.sig"
+CT_COMP_LIBS_MPC=y
+CT_COMP_LIBS_MPC_PKG_KSYM="MPC"
+CT_MPC_DIR_NAME="mpc"
+CT_MPC_PKG_NAME="mpc"
+CT_MPC_SRC_RELEASE=y
+# CT_MPC_SRC_DEVEL is not set
+# CT_MPC_SRC_CUSTOM is not set
+CT_MPC_PATCH_GLOBAL=y
+# CT_MPC_PATCH_BUNDLED is not set
+# CT_MPC_PATCH_LOCAL is not set
+# CT_MPC_PATCH_BUNDLED_LOCAL is not set
+# CT_MPC_PATCH_LOCAL_BUNDLED is not set
+# CT_MPC_PATCH_NONE is not set
+CT_MPC_PATCH_ORDER="global"
+CT_MPC_V_1_2=y
+CT_MPC_VERSION="1.2.1"
+CT_MPC_MIRRORS="https://www.multiprecision.org/downloads $(CT_Mirrors GNU mpc)"
+CT_MPC_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_MPC_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_MPC_ARCHIVE_FORMATS=".tar.gz"
+CT_MPC_SIGNATURE_FORMAT="packed/.sig"
+CT_MPC_later_than_1_1_0=y
+CT_MPC_1_1_0_or_later=y
+CT_COMP_LIBS_MPFR=y
+CT_COMP_LIBS_MPFR_PKG_KSYM="MPFR"
+CT_MPFR_DIR_NAME="mpfr"
+CT_MPFR_PKG_NAME="mpfr"
+CT_MPFR_SRC_RELEASE=y
+# CT_MPFR_SRC_DEVEL is not set
+# CT_MPFR_SRC_CUSTOM is not set
+CT_MPFR_PATCH_GLOBAL=y
+# CT_MPFR_PATCH_BUNDLED is not set
+# CT_MPFR_PATCH_LOCAL is not set
+# CT_MPFR_PATCH_BUNDLED_LOCAL is not set
+# CT_MPFR_PATCH_LOCAL_BUNDLED is not set
+# CT_MPFR_PATCH_NONE is not set
+CT_MPFR_PATCH_ORDER="global"
+CT_MPFR_V_4_2=y
+CT_MPFR_VERSION="4.2.1"
+CT_MPFR_MIRRORS="https://www.mpfr.org/mpfr-${CT_MPFR_VERSION} $(CT_Mirrors GNU mpfr)"
+CT_MPFR_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_MPFR_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_MPFR_ARCHIVE_FORMATS=".tar.xz .tar.bz2 .tar.gz .zip"
+CT_MPFR_SIGNATURE_FORMAT="packed/.asc"
+CT_MPFR_later_than_4_0_0=y
+CT_MPFR_4_0_0_or_later=y
+CT_COMP_LIBS_NCURSES=y
+CT_COMP_LIBS_NCURSES_PKG_KSYM="NCURSES"
+CT_NCURSES_DIR_NAME="ncurses"
+CT_NCURSES_PKG_NAME="ncurses"
+CT_NCURSES_SRC_RELEASE=y
+# CT_NCURSES_SRC_DEVEL is not set
+# CT_NCURSES_SRC_CUSTOM is not set
+CT_NCURSES_PATCH_GLOBAL=y
+# CT_NCURSES_PATCH_BUNDLED is not set
+# CT_NCURSES_PATCH_LOCAL is not set
+# CT_NCURSES_PATCH_BUNDLED_LOCAL is not set
+# CT_NCURSES_PATCH_LOCAL_BUNDLED is not set
+# CT_NCURSES_PATCH_NONE is not set
+CT_NCURSES_PATCH_ORDER="global"
+CT_NCURSES_V_6_4=y
+# CT_NCURSES_V_6_2 is not set
+# CT_NCURSES_V_6_1 is not set
+# CT_NCURSES_V_6_0 is not set
+CT_NCURSES_VERSION="6.4"
+CT_NCURSES_MIRRORS="https://invisible-mirror.net/archives/ncurses $(CT_Mirrors GNU ncurses)"
+CT_NCURSES_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_NCURSES_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_NCURSES_ARCHIVE_FORMATS=".tar.gz"
+CT_NCURSES_SIGNATURE_FORMAT="packed/.sig"
+CT_NCURSES_NEW_ABI=y
+CT_NCURSES_HOST_CONFIG_ARGS=""
+CT_NCURSES_HOST_DISABLE_DB=y
+CT_NCURSES_HOST_FALLBACKS="linux,xterm,xterm-color,xterm-256color,vt100"
+CT_NCURSES_TARGET_CONFIG_ARGS=""
+# CT_NCURSES_TARGET_DISABLE_DB is not set
+CT_NCURSES_TARGET_FALLBACKS=""
+CT_COMP_LIBS_ZLIB=y
+CT_COMP_LIBS_ZLIB_PKG_KSYM="ZLIB"
+CT_ZLIB_DIR_NAME="zlib"
+CT_ZLIB_PKG_NAME="zlib"
+CT_ZLIB_SRC_RELEASE=y
+# CT_ZLIB_SRC_DEVEL is not set
+# CT_ZLIB_SRC_CUSTOM is not set
+CT_ZLIB_PATCH_GLOBAL=y
+# CT_ZLIB_PATCH_BUNDLED is not set
+# CT_ZLIB_PATCH_LOCAL is not set
+# CT_ZLIB_PATCH_BUNDLED_LOCAL is not set
+# CT_ZLIB_PATCH_LOCAL_BUNDLED is not set
+# CT_ZLIB_PATCH_NONE is not set
+CT_ZLIB_PATCH_ORDER="global"
+CT_ZLIB_V_1_2_13=y
+CT_ZLIB_VERSION="1.2.13"
+CT_ZLIB_MIRRORS="https://github.com/madler/zlib/releases/download/v${CT_ZLIB_VERSION} https://www.zlib.net/"
+CT_ZLIB_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_ZLIB_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_ZLIB_ARCHIVE_FORMATS=".tar.xz .tar.gz"
+CT_ZLIB_SIGNATURE_FORMAT="packed/.asc"
+CT_COMP_LIBS_ZSTD=y
+CT_COMP_LIBS_ZSTD_PKG_KSYM="ZSTD"
+CT_ZSTD_DIR_NAME="zstd"
+CT_ZSTD_PKG_NAME="zstd"
+CT_ZSTD_SRC_RELEASE=y
+# CT_ZSTD_SRC_DEVEL is not set
+# CT_ZSTD_SRC_CUSTOM is not set
+CT_ZSTD_PATCH_GLOBAL=y
+# CT_ZSTD_PATCH_BUNDLED is not set
+# CT_ZSTD_PATCH_LOCAL is not set
+# CT_ZSTD_PATCH_BUNDLED_LOCAL is not set
+# CT_ZSTD_PATCH_LOCAL_BUNDLED is not set
+# CT_ZSTD_PATCH_NONE is not set
+CT_ZSTD_PATCH_ORDER="global"
+CT_ZSTD_V_1_5_5=y
+# CT_ZSTD_V_1_5_2 is not set
+CT_ZSTD_VERSION="1.5.5"
+CT_ZSTD_MIRRORS="https://github.com/facebook/zstd/releases/download/v${CT_ZSTD_VERSION} https://www.zstd.net/"
+CT_ZSTD_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_ZSTD_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_ZSTD_ARCHIVE_FORMATS=".tar.gz"
+CT_ZSTD_SIGNATURE_FORMAT="packed/.sig"
+CT_ALL_COMP_LIBS_CHOICES="CLOOG EXPAT GETTEXT GMP GNUPRUMCU ISL LIBELF LIBICONV MPC MPFR NCURSES NEWLIB_NANO PICOLIBC ZLIB ZSTD"
+CT_LIBICONV_NEEDED=y
+CT_GETTEXT_NEEDED=y
+CT_GMP_NEEDED=y
+CT_MPFR_NEEDED=y
+CT_ISL_NEEDED=y
+CT_MPC_NEEDED=y
+CT_NCURSES_NEEDED=y
+CT_ZLIB_NEEDED=y
+CT_ZSTD_NEEDED=y
+CT_LIBICONV=y
+CT_GETTEXT=y
+CT_GMP=y
+CT_MPFR=y
+CT_ISL=y
+CT_MPC=y
+CT_NCURSES=y
+CT_ZLIB=y
+CT_ZSTD=y
+# end of Companion libraries
+
+#
+# Companion tools
+#
+# CT_COMP_TOOLS_FOR_HOST is not set
+# CT_COMP_TOOLS_AUTOCONF is not set
+# CT_COMP_TOOLS_AUTOMAKE is not set
+# CT_COMP_TOOLS_BISON is not set
+# CT_COMP_TOOLS_DTC is not set
+# CT_COMP_TOOLS_LIBTOOL is not set
+# CT_COMP_TOOLS_M4 is not set
+# CT_COMP_TOOLS_MAKE is not set
+CT_ALL_COMP_TOOLS_CHOICES="AUTOCONF AUTOMAKE BISON DTC LIBTOOL M4 MAKE"
+# end of Companion tools
+
+#
+# Test suite
+#
+# CT_TEST_SUITE_GCC is not set
+# end of Test suite
diff --git a/docker/Dockerfile.loongarch64-unknown-linux-gnu b/docker/Dockerfile.loongarch64-unknown-linux-gnu
new file mode 100644
index 000000000..b55d3c0c4
--- /dev/null
+++ b/docker/Dockerfile.loongarch64-unknown-linux-gnu
@@ -0,0 +1,33 @@
+FROM ubuntu:20.04 as cross-base
+ENV DEBIAN_FRONTEND=noninteractive
+
+COPY common.sh lib.sh /
+RUN /common.sh
+
+COPY cmake.sh /
+RUN /cmake.sh
+
+COPY xargo.sh /
+RUN /xargo.sh
+
+FROM cross-base as build
+
+ARG VERBOSE
+COPY crosstool-ng.sh /
+COPY crosstool-config/loongarch64-unknown-linux-gnu.config /
+RUN /crosstool-ng.sh loongarch64-unknown-linux-gnu.config 5
+
+ENV PATH /x-tools/loongarch64-unknown-linux-gnu/bin/:$PATH
+
+COPY toolchain.cmake /opt/toolchain.cmake
+
+ENV CROSS_TOOLCHAIN_PREFIX=loongarch64-unknown-linux-gnu-
+ENV CARGO_TARGET_LOONGARCH64_UNKNOWN_LINUX_GNU_LINKER="$CROSS_TOOLCHAIN_PREFIX"gcc \
+    AR_loongarch64_unknown_linux_gnu="$CROSS_TOOLCHAIN_PREFIX"ar \
+    CC_loongarch64_unknown_linux_gnu="$CROSS_TOOLCHAIN_PREFIX"gcc \
+    CXX_loongarch64_unknown_linux_gnu="$CROSS_TOOLCHAIN_PREFIX"g++ \
+    CMAKE_TOOLCHAIN_FILE_loongarch64_unknown_linux_gnu=/opt/toolchain.cmake \
+    CROSS_CMAKE_SYSTEM_NAME=Linux \
+    CROSS_CMAKE_SYSTEM_PROCESSOR=loongarch64 \
+    CROSS_CMAKE_CRT=gnu \
+    CROSS_CMAKE_OBJECT_FLAGS="-ffunction-sections -fdata-sections -fPIC"
diff --git a/docker/crosstool-config/loongarch64-unknown-linux-gnu.config b/docker/crosstool-config/loongarch64-unknown-linux-gnu.config
new file mode 100644
index 000000000..4a762f3db
--- /dev/null
+++ b/docker/crosstool-config/loongarch64-unknown-linux-gnu.config
@@ -0,0 +1,852 @@
+#
+# Automatically generated file; DO NOT EDIT.
+# crosstool-NG UNKNOWN Configuration
+#
+CT_CONFIGURE_has_static_link=y
+CT_CONFIGURE_has_cxx11=y
+CT_CONFIGURE_has_wget=y
+CT_CONFIGURE_has_curl=y
+CT_CONFIGURE_has_ninja=y
+CT_CONFIGURE_has_rsync=y
+CT_CONFIGURE_has_make_3_81_or_newer=y
+CT_CONFIGURE_has_make_4_0_or_newer=y
+CT_CONFIGURE_has_libtool_2_4_or_newer=y
+CT_CONFIGURE_has_libtoolize_2_4_or_newer=y
+CT_CONFIGURE_has_autoconf_2_65_or_newer=y
+CT_CONFIGURE_has_autoreconf_2_65_or_newer=y
+CT_CONFIGURE_has_automake_1_15_or_newer=y
+CT_CONFIGURE_has_gnu_m4_1_4_12_or_newer=y
+CT_CONFIGURE_has_python_3_4_or_newer=y
+CT_CONFIGURE_has_bison_2_7_or_newer=y
+CT_CONFIGURE_has_bison_3_0_4_or_newer=y
+CT_CONFIGURE_has_python=y
+CT_CONFIGURE_has_git=y
+CT_CONFIGURE_has_md5sum=y
+CT_CONFIGURE_has_sha1sum=y
+CT_CONFIGURE_has_sha256sum=y
+CT_CONFIGURE_has_sha512sum=y
+CT_CONFIGURE_has_install_with_strip_program=y
+CT_VERSION="UNKNOWN"
+CT_VCHECK=""
+CT_CONFIG_VERSION_ENV="4"
+CT_CONFIG_VERSION_CURRENT="4"
+CT_CONFIG_VERSION="4"
+CT_MODULES=y
+
+#
+# Paths and misc options
+#
+
+#
+# crosstool-NG behavior
+#
+# CT_OBSOLETE is not set
+CT_EXPERIMENTAL=y
+# CT_ALLOW_BUILD_AS_ROOT is not set
+# CT_ENABLE_EXPERIMENTAL_BUNDLED_PATCHES is not set
+# CT_DEBUG_CT is not set
+
+#
+# Paths
+#
+CT_LOCAL_TARBALLS_DIR="${HOME}/src"
+CT_SAVE_TARBALLS=y
+# CT_TARBALLS_BUILDROOT_LAYOUT is not set
+CT_WORK_DIR="${CT_TOP_DIR}/.build"
+CT_BUILD_TOP_DIR="${CT_WORK_DIR:-${CT_TOP_DIR}/.build}/${CT_HOST:+HOST-${CT_HOST}/}${CT_TARGET}"
+CT_BUILD_DIR="${CT_BUILD_TOP_DIR}/build"
+CT_PREFIX_DIR="/x-tools/${CT_TARGET}"
+CT_RM_RF_PREFIX_DIR=y
+CT_REMOVE_DOCS=y
+CT_INSTALL_LICENSES=y
+CT_PREFIX_DIR_RO=y
+CT_STRIP_HOST_TOOLCHAIN_EXECUTABLES=y
+# CT_STRIP_TARGET_TOOLCHAIN_EXECUTABLES is not set
+# CT_TARBALL_RESULT is not set
+
+#
+# Downloading
+#
+CT_DOWNLOAD_AGENT_WGET=y
+# CT_DOWNLOAD_AGENT_CURL is not set
+# CT_DOWNLOAD_AGENT_NONE is not set
+# CT_FORBID_DOWNLOAD is not set
+# CT_FORCE_DOWNLOAD is not set
+CT_CONNECT_TIMEOUT=10
+CT_DOWNLOAD_WGET_OPTIONS="--passive-ftp --tries=3 -nc --progress=dot:binary"
+# CT_ONLY_DOWNLOAD is not set
+CT_USE_MIRROR=y
+# CT_FORCE_MIRROR is not set
+CT_MIRROR_BASE_URL="https://ci-mirrors.rust-lang.org/rustc"
+CT_VERIFY_DOWNLOAD_DIGEST=y
+CT_VERIFY_DOWNLOAD_DIGEST_SHA512=y
+# CT_VERIFY_DOWNLOAD_DIGEST_SHA256 is not set
+# CT_VERIFY_DOWNLOAD_DIGEST_SHA1 is not set
+# CT_VERIFY_DOWNLOAD_DIGEST_MD5 is not set
+CT_VERIFY_DOWNLOAD_DIGEST_ALG="sha512"
+# CT_VERIFY_DOWNLOAD_SIGNATURE is not set
+
+#
+# Extracting
+#
+# CT_FORCE_EXTRACT is not set
+CT_OVERRIDE_CONFIG_GUESS_SUB=y
+# CT_ONLY_EXTRACT is not set
+CT_PATCH_BUNDLED=y
+# CT_PATCH_LOCAL is not set
+# CT_PATCH_BUNDLED_LOCAL is not set
+# CT_PATCH_LOCAL_BUNDLED is not set
+# CT_PATCH_NONE is not set
+CT_PATCH_ORDER="bundled"
+
+#
+# Build behavior
+#
+CT_PARALLEL_JOBS=0
+CT_LOAD=""
+CT_USE_PIPES=y
+CT_EXTRA_CFLAGS_FOR_BUILD=""
+CT_EXTRA_CXXFLAGS_FOR_BUILD=""
+CT_EXTRA_LDFLAGS_FOR_BUILD=""
+CT_EXTRA_CFLAGS_FOR_HOST=""
+CT_EXTRA_LDFLAGS_FOR_HOST=""
+# CT_CONFIG_SHELL_SH is not set
+# CT_CONFIG_SHELL_ASH is not set
+CT_CONFIG_SHELL_BASH=y
+# CT_CONFIG_SHELL_CUSTOM is not set
+CT_CONFIG_SHELL="${bash}"
+
+#
+# Logging
+#
+# CT_LOG_ERROR is not set
+# CT_LOG_WARN is not set
+# CT_LOG_INFO is not set
+CT_LOG_EXTRA=y
+# CT_LOG_ALL is not set
+# CT_LOG_DEBUG is not set
+CT_LOG_LEVEL_MAX="EXTRA"
+# CT_LOG_SEE_TOOLS_WARN is not set
+CT_LOG_PROGRESS_BAR=y
+CT_LOG_TO_FILE=y
+CT_LOG_FILE_COMPRESS=y
+# end of Paths and misc options
+
+#
+# Target options
+#
+# CT_ARCH_ALPHA is not set
+# CT_ARCH_ARC is not set
+# CT_ARCH_ARM is not set
+# CT_ARCH_AVR is not set
+# CT_ARCH_BPF is not set
+# CT_ARCH_C6X is not set
+CT_ARCH_LOONGARCH=y
+# CT_ARCH_M68K is not set
+# CT_ARCH_MICROBLAZE is not set
+# CT_ARCH_MIPS is not set
+# CT_ARCH_MOXIE is not set
+# CT_ARCH_MSP430 is not set
+# CT_ARCH_NIOS2 is not set
+# CT_ARCH_POWERPC is not set
+# CT_ARCH_PRU is not set
+# CT_ARCH_RISCV is not set
+# CT_ARCH_S390 is not set
+# CT_ARCH_SH is not set
+# CT_ARCH_SPARC is not set
+# CT_ARCH_X86 is not set
+# CT_ARCH_XTENSA is not set
+CT_ARCH="loongarch"
+CT_ARCH_CHOICE_KSYM="LOONGARCH"
+CT_ARCH_TUNE=""
+CT_ARCH_LOONGARCH_SHOW=y
+
+#
+# Options for loongarch
+#
+CT_ARCH_LOONGARCH_PKG_KSYM=""
+CT_ALL_ARCH_CHOICES="ALPHA ARC ARM AVR BPF C6X LOONGARCH M68K MICROBLAZE MIPS MOXIE MSP430 NIOS2 POWERPC PRU RISCV S390 SH SPARC X86 XTENSA"
+CT_ARCH_SUFFIX=""
+# CT_OMIT_TARGET_VENDOR is not set
+
+#
+# Generic target options
+#
+# CT_MULTILIB is not set
+# CT_DEMULTILIB is not set
+CT_ARCH_SUPPORTS_BOTH_MMU=y
+CT_ARCH_USE_MMU=y
+CT_ARCH_SUPPORTS_64=y
+CT_ARCH_DEFAULT_64=y
+CT_ARCH_BITNESS=64
+CT_ARCH_64=y
+
+#
+# Target optimisations
+#
+CT_ARCH_SUPPORTS_WITH_ARCH=y
+CT_ARCH_SUPPORTS_WITH_ABI=y
+CT_ARCH_SUPPORTS_WITH_TUNE=y
+CT_ARCH_ARCH="loongarch64"
+CT_ARCH_ABI=""
+CT_TARGET_CFLAGS=""
+CT_TARGET_LDFLAGS=""
+# end of Target options
+
+#
+# Toolchain options
+#
+
+#
+# General toolchain options
+#
+CT_FORCE_SYSROOT=y
+CT_USE_SYSROOT=y
+CT_SYSROOT_NAME="sysroot"
+CT_SYSROOT_DIR_PREFIX=""
+CT_WANTS_STATIC_LINK=y
+CT_WANTS_STATIC_LINK_CXX=y
+# CT_STATIC_TOOLCHAIN is not set
+CT_SHOW_CT_VERSION=y
+CT_TOOLCHAIN_PKGVERSION=""
+CT_TOOLCHAIN_BUGURL=""
+
+#
+# Tuple completion and aliasing
+#
+CT_TARGET_VENDOR="unknown"
+CT_TARGET_ALIAS_SED_EXPR=""
+CT_TARGET_ALIAS=""
+
+#
+# Toolchain type
+#
+# CT_NATIVE is not set
+CT_CROSS=y
+# CT_CROSS_NATIVE is not set
+# CT_CANADIAN is not set
+CT_TOOLCHAIN_TYPE="cross"
+
+#
+# Build system
+#
+CT_BUILD=""
+CT_BUILD_PREFIX=""
+CT_BUILD_SUFFIX=""
+
+#
+# Misc options
+#
+# CT_TOOLCHAIN_ENABLE_NLS is not set
+# end of Toolchain options
+
+#
+# Operating System
+#
+CT_KERNEL_SUPPORTS_SHARED_LIBS=y
+# CT_KERNEL_BARE_METAL is not set
+CT_KERNEL_LINUX=y
+CT_KERNEL="linux"
+CT_KERNEL_CHOICE_KSYM="LINUX"
+CT_KERNEL_LINUX_SHOW=y
+
+#
+# Options for linux
+#
+CT_KERNEL_LINUX_PKG_KSYM="LINUX"
+CT_LINUX_DIR_NAME="linux"
+CT_LINUX_USE_WWW_KERNEL_ORG=y
+# CT_LINUX_USE_ORACLE is not set
+CT_LINUX_USE="LINUX"
+CT_LINUX_PKG_NAME="linux"
+CT_LINUX_SRC_RELEASE=y
+# CT_LINUX_SRC_DEVEL is not set
+# CT_LINUX_SRC_CUSTOM is not set
+CT_LINUX_PATCH_GLOBAL=y
+# CT_LINUX_PATCH_BUNDLED is not set
+# CT_LINUX_PATCH_LOCAL is not set
+# CT_LINUX_PATCH_BUNDLED_LOCAL is not set
+# CT_LINUX_PATCH_LOCAL_BUNDLED is not set
+# CT_LINUX_PATCH_NONE is not set
+CT_LINUX_PATCH_ORDER="global"
+CT_LINUX_V_5_19=y
+# CT_LINUX_NO_VERSIONS is not set
+CT_LINUX_VERSION="5.19.16"
+CT_LINUX_MIRRORS="$(CT_Mirrors kernel.org linux ${CT_LINUX_VERSION})"
+CT_LINUX_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_LINUX_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_LINUX_ARCHIVE_FORMATS=".tar.xz .tar.gz"
+CT_LINUX_SIGNATURE_FORMAT="unpacked/.sign"
+CT_LINUX_later_than_4_8=y
+CT_LINUX_4_8_or_later=y
+CT_LINUX_later_than_3_7=y
+CT_LINUX_3_7_or_later=y
+CT_LINUX_later_than_3_2=y
+CT_LINUX_3_2_or_later=y
+CT_KERNEL_DEP_RSYNC=y
+CT_KERNEL_LINUX_VERBOSITY_0=y
+# CT_KERNEL_LINUX_VERBOSITY_1 is not set
+# CT_KERNEL_LINUX_VERBOSITY_2 is not set
+CT_KERNEL_LINUX_VERBOSE_LEVEL=0
+CT_ALL_KERNEL_CHOICES="BARE_METAL LINUX WINDOWS"
+
+#
+# Common kernel options
+#
+CT_SHARED_LIBS=y
+# end of Operating System
+
+#
+# Binary utilities
+#
+CT_ARCH_BINFMT_ELF=y
+CT_BINUTILS_BINUTILS=y
+CT_BINUTILS="binutils"
+CT_BINUTILS_CHOICE_KSYM="BINUTILS"
+CT_BINUTILS_BINUTILS_SHOW=y
+
+#
+# Options for binutils
+#
+CT_BINUTILS_BINUTILS_PKG_KSYM="BINUTILS"
+CT_BINUTILS_DIR_NAME="binutils"
+CT_BINUTILS_USE_GNU=y
+# CT_BINUTILS_USE_LINARO is not set
+# CT_BINUTILS_USE_ORACLE is not set
+CT_BINUTILS_USE="BINUTILS"
+CT_BINUTILS_PKG_NAME="binutils"
+CT_BINUTILS_SRC_RELEASE=y
+# CT_BINUTILS_SRC_DEVEL is not set
+# CT_BINUTILS_SRC_CUSTOM is not set
+CT_BINUTILS_PATCH_GLOBAL=y
+# CT_BINUTILS_PATCH_BUNDLED is not set
+# CT_BINUTILS_PATCH_LOCAL is not set
+# CT_BINUTILS_PATCH_BUNDLED_LOCAL is not set
+# CT_BINUTILS_PATCH_LOCAL_BUNDLED is not set
+# CT_BINUTILS_PATCH_NONE is not set
+CT_BINUTILS_PATCH_ORDER="global"
+CT_BINUTILS_V_2_40=y
+# CT_BINUTILS_V_2_39 is not set
+CT_BINUTILS_VERSION="2.40"
+CT_BINUTILS_MIRRORS="$(CT_Mirrors GNU binutils) $(CT_Mirrors sourceware binutils/releases)"
+CT_BINUTILS_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_BINUTILS_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_BINUTILS_ARCHIVE_FORMATS=".tar.xz .tar.bz2 .tar.gz"
+CT_BINUTILS_SIGNATURE_FORMAT="packed/.sig"
+CT_BINUTILS_later_than_2_39=y
+CT_BINUTILS_2_39_or_later=y
+CT_BINUTILS_REQUIRE_2_39_or_later=y
+CT_BINUTILS_later_than_2_30=y
+CT_BINUTILS_2_30_or_later=y
+CT_BINUTILS_later_than_2_27=y
+CT_BINUTILS_2_27_or_later=y
+CT_BINUTILS_later_than_2_26=y
+CT_BINUTILS_2_26_or_later=y
+
+#
+# GNU binutils
+#
+CT_BINUTILS_FORCE_LD_BFD_DEFAULT=y
+CT_BINUTILS_LINKER_LD=y
+CT_BINUTILS_LINKERS_LIST="ld"
+CT_BINUTILS_LINKER_DEFAULT="bfd"
+# CT_BINUTILS_PLUGINS is not set
+CT_BINUTILS_RELRO=m
+CT_BINUTILS_DETERMINISTIC_ARCHIVES=y
+CT_BINUTILS_EXTRA_CONFIG_ARRAY=""
+# CT_BINUTILS_FOR_TARGET is not set
+CT_ALL_BINUTILS_CHOICES="BINUTILS"
+# end of Binary utilities
+
+#
+# C-library
+#
+CT_LIBC_GLIBC=y
+# CT_LIBC_MUSL is not set
+# CT_LIBC_UCLIBC_NG is not set
+CT_LIBC="glibc"
+CT_LIBC_CHOICE_KSYM="GLIBC"
+CT_LIBC_GLIBC_SHOW=y
+
+#
+# Options for glibc
+#
+CT_LIBC_GLIBC_PKG_KSYM="GLIBC"
+CT_GLIBC_DIR_NAME="glibc"
+CT_GLIBC_USE_GNU=y
+# CT_GLIBC_USE_ORACLE is not set
+CT_GLIBC_USE="GLIBC"
+CT_GLIBC_PKG_NAME="glibc"
+CT_GLIBC_SRC_RELEASE=y
+# CT_GLIBC_SRC_DEVEL is not set
+# CT_GLIBC_SRC_CUSTOM is not set
+CT_GLIBC_PATCH_GLOBAL=y
+# CT_GLIBC_PATCH_BUNDLED is not set
+# CT_GLIBC_PATCH_LOCAL is not set
+# CT_GLIBC_PATCH_BUNDLED_LOCAL is not set
+# CT_GLIBC_PATCH_LOCAL_BUNDLED is not set
+# CT_GLIBC_PATCH_NONE is not set
+CT_GLIBC_PATCH_ORDER="global"
+CT_GLIBC_V_2_36=y
+# CT_GLIBC_NO_VERSIONS is not set
+CT_GLIBC_VERSION="2.36"
+CT_GLIBC_MIRRORS="$(CT_Mirrors GNU glibc)"
+CT_GLIBC_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_GLIBC_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_GLIBC_ARCHIVE_FORMATS=".tar.xz .tar.bz2 .tar.gz"
+CT_GLIBC_SIGNATURE_FORMAT="packed/.sig"
+CT_GLIBC_2_17_or_later=y
+CT_GLIBC_later_than_2_14=y
+CT_GLIBC_2_14_or_later=y
+CT_GLIBC_DEP_KERNEL_HEADERS_VERSION=y
+CT_GLIBC_DEP_BINUTILS=y
+CT_GLIBC_DEP_GCC=y
+CT_GLIBC_DEP_PYTHON=y
+CT_THREADS="nptl"
+CT_GLIBC_BUILD_SSP=y
+CT_GLIBC_HAS_LIBIDN_ADDON=y
+# CT_GLIBC_USE_LIBIDN_ADDON is not set
+CT_GLIBC_NO_SPARC_V8=y
+CT_GLIBC_EXTRA_CONFIG_ARRAY=""
+CT_GLIBC_CONFIGPARMS=""
+CT_GLIBC_ENABLE_DEBUG=y
+CT_GLIBC_EXTRA_CFLAGS=""
+# CT_GLIBC_ENABLE_FORTIFIED_BUILD is not set
+# CT_GLIBC_DISABLE_VERSIONING is not set
+CT_GLIBC_OLDEST_ABI=""
+CT_GLIBC_FORCE_UNWIND=y
+# CT_GLIBC_LOCALES is not set
+# CT_GLIBC_KERNEL_VERSION_NONE is not set
+CT_GLIBC_KERNEL_VERSION_AS_HEADERS=y
+# CT_GLIBC_KERNEL_VERSION_CHOSEN is not set
+CT_GLIBC_MIN_KERNEL="5.19.16"
+CT_GLIBC_SSP_DEFAULT=y
+# CT_GLIBC_SSP_NO is not set
+# CT_GLIBC_SSP_YES is not set
+# CT_GLIBC_SSP_ALL is not set
+# CT_GLIBC_SSP_STRONG is not set
+# CT_GLIBC_ENABLE_COMMON_FLAG is not set
+CT_ALL_LIBC_CHOICES="AVR_LIBC GLIBC MINGW_W64 MOXIEBOX MUSL NEWLIB NONE PICOLIBC UCLIBC_NG"
+CT_LIBC_SUPPORT_THREADS_ANY=y
+CT_LIBC_SUPPORT_THREADS_NATIVE=y
+
+#
+# Common C library options
+#
+CT_THREADS_NATIVE=y
+# CT_CREATE_LDSO_CONF is not set
+CT_LIBC_XLDD=y
+# end of C-library
+
+#
+# C compiler
+#
+CT_CC_CORE_NEEDED=y
+CT_CC_SUPPORT_CXX=y
+CT_CC_SUPPORT_FORTRAN=y
+CT_CC_SUPPORT_ADA=y
+CT_CC_SUPPORT_D=y
+CT_CC_SUPPORT_JIT=y
+CT_CC_SUPPORT_OBJC=y
+CT_CC_SUPPORT_OBJCXX=y
+CT_CC_SUPPORT_GOLANG=y
+CT_CC_GCC=y
+CT_CC="gcc"
+CT_CC_CHOICE_KSYM="GCC"
+CT_CC_GCC_SHOW=y
+
+#
+# Options for gcc
+#
+CT_CC_GCC_PKG_KSYM="GCC"
+CT_GCC_DIR_NAME="gcc"
+CT_GCC_USE_GNU=y
+# CT_GCC_USE_LINARO is not set
+# CT_GCC_USE_ORACLE is not set
+CT_GCC_USE="GCC"
+CT_GCC_PKG_NAME="gcc"
+CT_GCC_SRC_RELEASE=y
+# CT_GCC_SRC_DEVEL is not set
+# CT_GCC_SRC_CUSTOM is not set
+CT_GCC_PATCH_GLOBAL=y
+# CT_GCC_PATCH_BUNDLED is not set
+# CT_GCC_PATCH_LOCAL is not set
+# CT_GCC_PATCH_BUNDLED_LOCAL is not set
+# CT_GCC_PATCH_LOCAL_BUNDLED is not set
+# CT_GCC_PATCH_NONE is not set
+CT_GCC_PATCH_ORDER="global"
+CT_GCC_V_13=y
+# CT_GCC_NO_VERSIONS is not set
+CT_GCC_VERSION="13.2.0"
+CT_GCC_MIRRORS="$(CT_Mirrors GNU gcc/gcc-${CT_GCC_VERSION}) $(CT_Mirrors sourceware gcc/releases/gcc-${CT_GCC_VERSION})"
+CT_GCC_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_GCC_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_GCC_ARCHIVE_FORMATS=".tar.xz .tar.gz"
+CT_GCC_SIGNATURE_FORMAT=""
+CT_GCC_later_than_7=y
+CT_GCC_7_or_later=y
+CT_GCC_later_than_6=y
+CT_GCC_6_or_later=y
+CT_GCC_later_than_5=y
+CT_GCC_5_or_later=y
+CT_GCC_later_than_4_9=y
+CT_GCC_4_9_or_later=y
+CT_GCC_later_than_4_8=y
+CT_GCC_4_8_or_later=y
+CT_CC_GCC_HAS_LIBMPX=y
+CT_CC_GCC_ENABLE_CXX_FLAGS=""
+CT_CC_GCC_CORE_EXTRA_CONFIG_ARRAY=""
+CT_CC_GCC_EXTRA_CONFIG_ARRAY=""
+CT_CC_GCC_STATIC_LIBSTDCXX=y
+# CT_CC_GCC_SYSTEM_ZLIB is not set
+CT_CC_GCC_CONFIG_TLS=m
+
+#
+# Optimisation features
+#
+CT_CC_GCC_USE_GRAPHITE=y
+CT_CC_GCC_USE_LTO=y
+CT_CC_GCC_LTO_ZSTD=m
+
+#
+# Settings for libraries running on target
+#
+CT_CC_GCC_ENABLE_DEFAULT_PIE=y
+CT_CC_GCC_ENABLE_TARGET_OPTSPACE=y
+# CT_CC_GCC_LIBMUDFLAP is not set
+# CT_CC_GCC_LIBGOMP is not set
+# CT_CC_GCC_LIBSSP is not set
+# CT_CC_GCC_LIBQUADMATH is not set
+CT_CC_GCC_LIBSTDCXX_VERBOSE=m
+
+#
+# Misc. obscure options.
+#
+CT_CC_CXA_ATEXIT=y
+CT_CC_GCC_TM_CLONE_REGISTRY=m
+# CT_CC_GCC_DISABLE_PCH is not set
+CT_CC_GCC_SJLJ_EXCEPTIONS=m
+CT_CC_GCC_LDBL_128=m
+# CT_CC_GCC_BUILD_ID is not set
+CT_CC_GCC_LNK_HASH_STYLE_DEFAULT=y
+# CT_CC_GCC_LNK_HASH_STYLE_SYSV is not set
+# CT_CC_GCC_LNK_HASH_STYLE_GNU is not set
+# CT_CC_GCC_LNK_HASH_STYLE_BOTH is not set
+CT_CC_GCC_LNK_HASH_STYLE=""
+CT_CC_GCC_DEC_FLOATS_AUTO=y
+# CT_CC_GCC_DEC_FLOATS_BID is not set
+# CT_CC_GCC_DEC_FLOATS_DPD is not set
+# CT_CC_GCC_DEC_FLOATS_NO is not set
+CT_CC_GCC_DEC_FLOATS=""
+CT_ALL_CC_CHOICES="GCC"
+
+#
+# Additional supported languages:
+#
+CT_CC_LANG_CXX=y
+# CT_CC_LANG_FORTRAN is not set
+# CT_CC_LANG_JIT is not set
+# CT_CC_LANG_ADA is not set
+# CT_CC_LANG_D is not set
+# CT_CC_LANG_OBJC is not set
+# CT_CC_LANG_OBJCXX is not set
+# CT_CC_LANG_GOLANG is not set
+CT_CC_LANG_OTHERS=""
+# end of C compiler
+
+#
+# Debug facilities
+#
+# CT_DEBUG_DUMA is not set
+# CT_DEBUG_GDB is not set
+# CT_DEBUG_LTRACE is not set
+# CT_DEBUG_STRACE is not set
+CT_ALL_DEBUG_CHOICES="DUMA GDB LTRACE STRACE"
+# end of Debug facilities
+
+#
+# Companion libraries
+#
+# CT_COMPLIBS_CHECK is not set
+# CT_COMP_LIBS_CLOOG is not set
+# CT_COMP_LIBS_EXPAT is not set
+CT_COMP_LIBS_GETTEXT=y
+CT_COMP_LIBS_GETTEXT_PKG_KSYM="GETTEXT"
+CT_GETTEXT_DIR_NAME="gettext"
+CT_GETTEXT_PKG_NAME="gettext"
+CT_GETTEXT_SRC_RELEASE=y
+# CT_GETTEXT_SRC_DEVEL is not set
+# CT_GETTEXT_SRC_CUSTOM is not set
+CT_GETTEXT_PATCH_GLOBAL=y
+# CT_GETTEXT_PATCH_BUNDLED is not set
+# CT_GETTEXT_PATCH_LOCAL is not set
+# CT_GETTEXT_PATCH_BUNDLED_LOCAL is not set
+# CT_GETTEXT_PATCH_LOCAL_BUNDLED is not set
+# CT_GETTEXT_PATCH_NONE is not set
+CT_GETTEXT_PATCH_ORDER="global"
+CT_GETTEXT_V_0_21=y
+# CT_GETTEXT_V_0_20_1 is not set
+# CT_GETTEXT_V_0_19_8_1 is not set
+CT_GETTEXT_VERSION="0.21"
+CT_GETTEXT_MIRRORS="$(CT_Mirrors GNU gettext)"
+CT_GETTEXT_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_GETTEXT_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_GETTEXT_ARCHIVE_FORMATS=".tar.xz .tar.gz"
+CT_GETTEXT_SIGNATURE_FORMAT="packed/.sig"
+CT_GETTEXT_0_21_or_later=y
+CT_GETTEXT_0_21_or_older=y
+CT_GETTEXT_INCOMPATIBLE_WITH_UCLIBC_NG=y
+
+#
+# This version of gettext is not compatible with uClibc-NG. Select
+#
+
+#
+# a different version if uClibc-NG is used on the target or (in a
+#
+
+#
+# Canadian cross build) on the host.
+#
+CT_COMP_LIBS_GMP=y
+CT_COMP_LIBS_GMP_PKG_KSYM="GMP"
+CT_GMP_DIR_NAME="gmp"
+CT_GMP_PKG_NAME="gmp"
+CT_GMP_SRC_RELEASE=y
+# CT_GMP_SRC_DEVEL is not set
+# CT_GMP_SRC_CUSTOM is not set
+CT_GMP_PATCH_GLOBAL=y
+# CT_GMP_PATCH_BUNDLED is not set
+# CT_GMP_PATCH_LOCAL is not set
+# CT_GMP_PATCH_BUNDLED_LOCAL is not set
+# CT_GMP_PATCH_LOCAL_BUNDLED is not set
+# CT_GMP_PATCH_NONE is not set
+CT_GMP_PATCH_ORDER="global"
+CT_GMP_V_6_2=y
+# CT_GMP_V_6_1 is not set
+CT_GMP_VERSION="6.2.1"
+CT_GMP_MIRRORS="https://gmplib.org/download/gmp https://gmplib.org/download/gmp/archive $(CT_Mirrors GNU gmp)"
+CT_GMP_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_GMP_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_GMP_ARCHIVE_FORMATS=".tar.xz .tar.lz .tar.bz2"
+CT_GMP_SIGNATURE_FORMAT="packed/.sig"
+CT_COMP_LIBS_ISL=y
+CT_COMP_LIBS_ISL_PKG_KSYM="ISL"
+CT_ISL_DIR_NAME="isl"
+CT_ISL_PKG_NAME="isl"
+CT_ISL_SRC_RELEASE=y
+# CT_ISL_SRC_DEVEL is not set
+# CT_ISL_SRC_CUSTOM is not set
+CT_ISL_PATCH_GLOBAL=y
+# CT_ISL_PATCH_BUNDLED is not set
+# CT_ISL_PATCH_LOCAL is not set
+# CT_ISL_PATCH_BUNDLED_LOCAL is not set
+# CT_ISL_PATCH_LOCAL_BUNDLED is not set
+# CT_ISL_PATCH_NONE is not set
+CT_ISL_PATCH_ORDER="global"
+CT_ISL_V_0_26=y
+# CT_ISL_V_0_25 is not set
+# CT_ISL_V_0_24 is not set
+# CT_ISL_V_0_23 is not set
+# CT_ISL_V_0_22 is not set
+# CT_ISL_V_0_21 is not set
+# CT_ISL_V_0_20 is not set
+# CT_ISL_V_0_19 is not set
+# CT_ISL_V_0_18 is not set
+# CT_ISL_V_0_17 is not set
+# CT_ISL_V_0_16 is not set
+# CT_ISL_V_0_15 is not set
+CT_ISL_VERSION="0.26"
+CT_ISL_MIRRORS="https://libisl.sourceforge.io"
+CT_ISL_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_ISL_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_ISL_ARCHIVE_FORMATS=".tar.xz .tar.bz2 .tar.gz"
+CT_ISL_SIGNATURE_FORMAT=""
+CT_ISL_later_than_0_18=y
+CT_ISL_0_18_or_later=y
+CT_ISL_later_than_0_15=y
+CT_ISL_0_15_or_later=y
+# CT_COMP_LIBS_LIBELF is not set
+CT_COMP_LIBS_LIBICONV=y
+CT_COMP_LIBS_LIBICONV_PKG_KSYM="LIBICONV"
+CT_LIBICONV_DIR_NAME="libiconv"
+CT_LIBICONV_PKG_NAME="libiconv"
+CT_LIBICONV_SRC_RELEASE=y
+# CT_LIBICONV_SRC_DEVEL is not set
+# CT_LIBICONV_SRC_CUSTOM is not set
+CT_LIBICONV_PATCH_GLOBAL=y
+# CT_LIBICONV_PATCH_BUNDLED is not set
+# CT_LIBICONV_PATCH_LOCAL is not set
+# CT_LIBICONV_PATCH_BUNDLED_LOCAL is not set
+# CT_LIBICONV_PATCH_LOCAL_BUNDLED is not set
+# CT_LIBICONV_PATCH_NONE is not set
+CT_LIBICONV_PATCH_ORDER="global"
+CT_LIBICONV_V_1_16=y
+# CT_LIBICONV_V_1_15 is not set
+CT_LIBICONV_VERSION="1.16"
+CT_LIBICONV_MIRRORS="$(CT_Mirrors GNU libiconv)"
+CT_LIBICONV_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_LIBICONV_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_LIBICONV_ARCHIVE_FORMATS=".tar.gz"
+CT_LIBICONV_SIGNATURE_FORMAT="packed/.sig"
+CT_COMP_LIBS_MPC=y
+CT_COMP_LIBS_MPC_PKG_KSYM="MPC"
+CT_MPC_DIR_NAME="mpc"
+CT_MPC_PKG_NAME="mpc"
+CT_MPC_SRC_RELEASE=y
+# CT_MPC_SRC_DEVEL is not set
+# CT_MPC_SRC_CUSTOM is not set
+CT_MPC_PATCH_GLOBAL=y
+# CT_MPC_PATCH_BUNDLED is not set
+# CT_MPC_PATCH_LOCAL is not set
+# CT_MPC_PATCH_BUNDLED_LOCAL is not set
+# CT_MPC_PATCH_LOCAL_BUNDLED is not set
+# CT_MPC_PATCH_NONE is not set
+CT_MPC_PATCH_ORDER="global"
+CT_MPC_V_1_2=y
+CT_MPC_VERSION="1.2.1"
+CT_MPC_MIRRORS="https://www.multiprecision.org/downloads $(CT_Mirrors GNU mpc)"
+CT_MPC_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_MPC_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_MPC_ARCHIVE_FORMATS=".tar.gz"
+CT_MPC_SIGNATURE_FORMAT="packed/.sig"
+CT_MPC_later_than_1_1_0=y
+CT_MPC_1_1_0_or_later=y
+CT_COMP_LIBS_MPFR=y
+CT_COMP_LIBS_MPFR_PKG_KSYM="MPFR"
+CT_MPFR_DIR_NAME="mpfr"
+CT_MPFR_PKG_NAME="mpfr"
+CT_MPFR_SRC_RELEASE=y
+# CT_MPFR_SRC_DEVEL is not set
+# CT_MPFR_SRC_CUSTOM is not set
+CT_MPFR_PATCH_GLOBAL=y
+# CT_MPFR_PATCH_BUNDLED is not set
+# CT_MPFR_PATCH_LOCAL is not set
+# CT_MPFR_PATCH_BUNDLED_LOCAL is not set
+# CT_MPFR_PATCH_LOCAL_BUNDLED is not set
+# CT_MPFR_PATCH_NONE is not set
+CT_MPFR_PATCH_ORDER="global"
+CT_MPFR_V_4_2=y
+CT_MPFR_VERSION="4.2.1"
+CT_MPFR_MIRRORS="https://www.mpfr.org/mpfr-${CT_MPFR_VERSION} $(CT_Mirrors GNU mpfr)"
+CT_MPFR_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_MPFR_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_MPFR_ARCHIVE_FORMATS=".tar.xz .tar.bz2 .tar.gz .zip"
+CT_MPFR_SIGNATURE_FORMAT="packed/.asc"
+CT_MPFR_later_than_4_0_0=y
+CT_MPFR_4_0_0_or_later=y
+CT_COMP_LIBS_NCURSES=y
+CT_COMP_LIBS_NCURSES_PKG_KSYM="NCURSES"
+CT_NCURSES_DIR_NAME="ncurses"
+CT_NCURSES_PKG_NAME="ncurses"
+CT_NCURSES_SRC_RELEASE=y
+# CT_NCURSES_SRC_DEVEL is not set
+# CT_NCURSES_SRC_CUSTOM is not set
+CT_NCURSES_PATCH_GLOBAL=y
+# CT_NCURSES_PATCH_BUNDLED is not set
+# CT_NCURSES_PATCH_LOCAL is not set
+# CT_NCURSES_PATCH_BUNDLED_LOCAL is not set
+# CT_NCURSES_PATCH_LOCAL_BUNDLED is not set
+# CT_NCURSES_PATCH_NONE is not set
+CT_NCURSES_PATCH_ORDER="global"
+CT_NCURSES_V_6_4=y
+# CT_NCURSES_V_6_2 is not set
+# CT_NCURSES_V_6_1 is not set
+# CT_NCURSES_V_6_0 is not set
+CT_NCURSES_VERSION="6.4"
+CT_NCURSES_MIRRORS="https://invisible-mirror.net/archives/ncurses $(CT_Mirrors GNU ncurses)"
+CT_NCURSES_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_NCURSES_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_NCURSES_ARCHIVE_FORMATS=".tar.gz"
+CT_NCURSES_SIGNATURE_FORMAT="packed/.sig"
+CT_NCURSES_NEW_ABI=y
+CT_NCURSES_HOST_CONFIG_ARGS=""
+CT_NCURSES_HOST_DISABLE_DB=y
+CT_NCURSES_HOST_FALLBACKS="linux,xterm,xterm-color,xterm-256color,vt100"
+CT_NCURSES_TARGET_CONFIG_ARGS=""
+# CT_NCURSES_TARGET_DISABLE_DB is not set
+CT_NCURSES_TARGET_FALLBACKS=""
+CT_COMP_LIBS_ZLIB=y
+CT_COMP_LIBS_ZLIB_PKG_KSYM="ZLIB"
+CT_ZLIB_DIR_NAME="zlib"
+CT_ZLIB_PKG_NAME="zlib"
+CT_ZLIB_SRC_RELEASE=y
+# CT_ZLIB_SRC_DEVEL is not set
+# CT_ZLIB_SRC_CUSTOM is not set
+CT_ZLIB_PATCH_GLOBAL=y
+# CT_ZLIB_PATCH_BUNDLED is not set
+# CT_ZLIB_PATCH_LOCAL is not set
+# CT_ZLIB_PATCH_BUNDLED_LOCAL is not set
+# CT_ZLIB_PATCH_LOCAL_BUNDLED is not set
+# CT_ZLIB_PATCH_NONE is not set
+CT_ZLIB_PATCH_ORDER="global"
+CT_ZLIB_V_1_2_13=y
+CT_ZLIB_VERSION="1.2.13"
+CT_ZLIB_MIRRORS="https://github.com/madler/zlib/releases/download/v${CT_ZLIB_VERSION} https://www.zlib.net/"
+CT_ZLIB_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_ZLIB_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_ZLIB_ARCHIVE_FORMATS=".tar.xz .tar.gz"
+CT_ZLIB_SIGNATURE_FORMAT="packed/.asc"
+CT_COMP_LIBS_ZSTD=y
+CT_COMP_LIBS_ZSTD_PKG_KSYM="ZSTD"
+CT_ZSTD_DIR_NAME="zstd"
+CT_ZSTD_PKG_NAME="zstd"
+CT_ZSTD_SRC_RELEASE=y
+# CT_ZSTD_SRC_DEVEL is not set
+# CT_ZSTD_SRC_CUSTOM is not set
+CT_ZSTD_PATCH_GLOBAL=y
+# CT_ZSTD_PATCH_BUNDLED is not set
+# CT_ZSTD_PATCH_LOCAL is not set
+# CT_ZSTD_PATCH_BUNDLED_LOCAL is not set
+# CT_ZSTD_PATCH_LOCAL_BUNDLED is not set
+# CT_ZSTD_PATCH_NONE is not set
+CT_ZSTD_PATCH_ORDER="global"
+CT_ZSTD_V_1_5_5=y
+# CT_ZSTD_V_1_5_2 is not set
+CT_ZSTD_VERSION="1.5.5"
+CT_ZSTD_MIRRORS="https://github.com/facebook/zstd/releases/download/v${CT_ZSTD_VERSION} https://www.zstd.net/"
+CT_ZSTD_ARCHIVE_FILENAME="@{pkg_name}-@{version}"
+CT_ZSTD_ARCHIVE_DIRNAME="@{pkg_name}-@{version}"
+CT_ZSTD_ARCHIVE_FORMATS=".tar.gz"
+CT_ZSTD_SIGNATURE_FORMAT="packed/.sig"
+CT_ALL_COMP_LIBS_CHOICES="CLOOG EXPAT GETTEXT GMP GNUPRUMCU ISL LIBELF LIBICONV MPC MPFR NCURSES NEWLIB_NANO PICOLIBC ZLIB ZSTD"
+CT_LIBICONV_NEEDED=y
+CT_GETTEXT_NEEDED=y
+CT_GMP_NEEDED=y
+CT_MPFR_NEEDED=y
+CT_ISL_NEEDED=y
+CT_MPC_NEEDED=y
+CT_NCURSES_NEEDED=y
+CT_ZLIB_NEEDED=y
+CT_ZSTD_NEEDED=y
+CT_LIBICONV=y
+CT_GETTEXT=y
+CT_GMP=y
+CT_MPFR=y
+CT_ISL=y
+CT_MPC=y
+CT_NCURSES=y
+CT_ZLIB=y
+CT_ZSTD=y
+# end of Companion libraries
+
+#
+# Companion tools
+#
+# CT_COMP_TOOLS_FOR_HOST is not set
+# CT_COMP_TOOLS_AUTOCONF is not set
+# CT_COMP_TOOLS_AUTOMAKE is not set
+# CT_COMP_TOOLS_BISON is not set
+# CT_COMP_TOOLS_DTC is not set
+# CT_COMP_TOOLS_LIBTOOL is not set
+# CT_COMP_TOOLS_M4 is not set
+# CT_COMP_TOOLS_MAKE is not set
+CT_ALL_COMP_TOOLS_CHOICES="AUTOCONF AUTOMAKE BISON DTC LIBTOOL M4 MAKE"
+# end of Companion tools
+
+#
+# Test suite
+#
+# CT_TEST_SUITE_GCC is not set
+# end of Test suite
+
diff --git a/docker/crosstool-ng.sh b/docker/crosstool-ng.sh
index f13323539..42e5fdaa9 100755
--- a/docker/crosstool-ng.sh
+++ b/docker/crosstool-ng.sh
@@ -17,7 +17,7 @@ silence_stdout() {
 main() {
     local config="${1}"
     local nproc="${2}"
-    local ctng_version=1.25.0
+    local ctng_version=1.26.0
     local ctng_url="https://github.com/crosstool-ng/crosstool-ng/archive/crosstool-ng-${ctng_version}.tar.gz"
     local username=crosstool
     local crosstooldir=/opt/crosstool
@@ -39,6 +39,7 @@ main() {
         python3 \
         python3-dev \
         python3-pip \
+        rsync \
         texinfo \
         wget \
         unzip \
diff --git a/src/docker/image.rs b/src/docker/image.rs
index e1ff332bf..6f45b5d3f 100644
--- a/src/docker/image.rs
+++ b/src/docker/image.rs
@@ -212,6 +212,8 @@ pub enum Architecture {
     Riscv64,
     S390x,
     Wasm,
+    #[serde(alias = "loongarch64")]
+    LoongArch64,
 }
 
 impl Architecture {
@@ -408,6 +410,10 @@ pub mod tests {
         assert_eq!(arch!("armv7-unknown-linux-gnueabihf")?, Architecture::Arm);
         assert_eq!(arch!("aarch64-unknown-linux-gnu")?, Architecture::Arm64);
         assert_eq!(arch!("aarch64-unknown-freebsd")?, Architecture::Arm64);
+        assert_eq!(
+            arch!("loongarch64-unknown-linux-gnu")?,
+            Architecture::LoongArch64
+        );
         assert_eq!(arch!("mips-unknown-linux-gnu")?, Architecture::Mips);
         assert_eq!(
             arch!("mips64-unknown-linux-gnuabi64")?,
@@ -429,6 +435,10 @@ pub mod tests {
             Os::from_target(&t!("aarch64-unknown-freebsd"))?,
             Os::Freebsd
         );
+        assert_eq!(
+            Os::from_target(&t!("loongarch64-unknown-linux-gnu"))?,
+            Os::Linux
+        );
         assert_eq!(Os::from_target(&t!("x86_64-unknown-netbsd"))?, Os::Netbsd);
         assert_eq!(Os::from_target(&t!("sparcv9-sun-solaris"))?, Os::Solaris);
         assert_eq!(Os::from_target(&t!("sparcv9-sun-illumos"))?, Os::Illumos);
diff --git a/src/docker/provided_images.rs b/src/docker/provided_images.rs
index b7eacc25f..6d87ec791 100644
--- a/src/docker/provided_images.rs
+++ b/src/docker/provided_images.rs
@@ -58,6 +58,11 @@ pub static PROVIDED_IMAGES: &[ProvidedImage] = &[
             platforms: &[ImagePlatform::X86_64_UNKNOWN_LINUX_GNU],
             sub: None
         },
+        ProvidedImage {
+            name: "loongarch64-unknown-linux-gnu",
+            platforms: &[ImagePlatform::X86_64_UNKNOWN_LINUX_GNU],
+            sub: None
+        },
         ProvidedImage {
             name: "mips-unknown-linux-gnu",
             platforms: &[ImagePlatform::X86_64_UNKNOWN_LINUX_GNU],
diff --git a/targets.toml b/targets.toml
index 042f8ba75..f2e01f89c 100644
--- a/targets.toml
+++ b/targets.toml
@@ -114,6 +114,13 @@ std = true
 run = true
 runners = "native qemu-user qemu-system"
 
+[[target]]
+target = "loongarch64-unknown-linux-gnu"
+os = "ubuntu-latest"
+cpp = true
+dylib = true
+std = true
+
 [[target]]
 target = "mips-unknown-linux-gnu"
 os = "ubuntu-latest"