Cool. The whole repo is about 24K lines, and the vmcore_wasm dir is ~8300 lines. ~/git/languages/wasm-micro-runtime$ find . -name '*.[ch]' |xargs wc -l |sor

Cool. The whole repo is about 24K lines, and the vmcore_wasm dir is ~8300 lines. ~/git/languages/wasm-micro-runtime$ find . -name '*.[ch]' |xargs wc -l |sort -n ... 472 ./core/iwasm/runtime/vmcore_wasm/wasm-opcode.h 478 ./core/shared-lib/utils/runtime_timer.c 537 ./core/shared-lib/platform/zephyr/bh_thread.c 581 ./core/iwasm/runtime/platform/zephyr/wasm_math.c 590 ./core/shared-lib/mem-alloc/ems/ems_alloc.c 841 ./core/iwasm/lib/native-interface/attr-container.c 893 ./core/iwasm/lib/native/libc/libc_wrapper.c 1220 ./core/iwasm/runtime/vmcore_wasm/wasm-runtime.c 2160 ./core/iwasm/runtime/vmcore_wasm/wasm-interp.c 2874 ./core/iwasm/runtime/vmcore_wasm/wasm-loader.c 24534 total There is also a C++ VM here that’s ~7700 lines. I haven’t tried either one but it would be interesting to see how they compare! https://github.com/WebAssembly/wabt/tree/master/src/interp https://github.com/WebAssembly/wabt/tree/master/src/interp ~/git/languages/wabt/src/interp$ wc -l *.cc *.h 1863 binary-reader-interp.cc 3585 interp.cc 642 interp-disassemble.cc 740 interp-trace.cc 43 binary-reader-interp.h 735 interp.h 94 interp-internal.h 7702 total