compile error: no match insn: ret

[iamsonderr]

I got the following error when compiling box64 in the main branch on the loongarch platform:

[ 12%] Built target native_pass0
make[2]: 进入目录“/root/software/box64-main.src/build”
make[2]: 离开目录“/root/software/box64-main.src/build”
make[2]: 进入目录“/root/software/box64-main.src/build”
[ 12%] Building ASM object CMakeFiles/dynarec_native.dir/src/dynarec/la64/la64_epilog.S.o
/root/software/box64-main.src/src/dynarec/la64/la64_epilog.S: Assembler messages:
/root/software/box64-main.src/src/dynarec/la64/la64_epilog.S:66: 致命错误：no match insn: ret    
make[2]: *** [CMakeFiles/dynarec_native.dir/build.make:159：CMakeFiles/dynarec_native.dir/src/dynarec/la64/la64_epilog.S.o] 错误 1
make[2]: 离开目录“/root/software/box64-main.src/build”
make[1]: *** [CMakeFiles/Makefile2:229：CMakeFiles/dynarec_native.dir/all] 错误 2
make[1]: 离开目录“/root/software/box64-main.src/build”
make: *** [Makefile:163：all] 错误 2

My compilation command is as follows:

cmake .. -D LARCH64=1 -D CMAKE_BUILD_TYPE=RelWithDebInfo -DCMAKE_INSTALL_PREFIX=/root/software/box64-main
make

My cpu information is as follows:

架构：           loongarch64
字节序：         Little Endian
CPU:             32
在线 CPU 列表：  0-31
每个核的线程数： 1
每个座的核数：   16
座：             2
NUMA 节点：      2
CPU 系列：       Loongson-64bit
型号名称：       Loongson-3C5000
CPU MHz：        2200.00
BogoMIPS：       4400.00
L1d 缓存：       2 MiB
L1i 缓存：       2 MiB
L2 缓存：        8 MiB
L3 缓存：        16 MiB
NUMA 节点0 CPU： 0-15
NUMA 节点1 CPU： 16-31
标记：           cpucfg lam ual fpu lsx lasx complex crypto lvz lbt_x86 lbt_arm lbt_mips

my os info is as follows：Kylin Linux Advanced Server V10 (Lance) 4.19.90-52.14.v2207.a.ky10.loongarch64 gcc version is gcc (GCC) 8.3.0 20190222 (Loongson 8.3.0-24 vec)

[iamsonderr]

can u help me sir ? @ksco

[ksco]

Consider upgrading your gcc. By the way, unless you want to get involved in the development, the loongarch64 backend is not usable right now.