{"id":18588577,"url":"https://github.com/racerxdl/riscv-online-asm","last_synced_at":"2026-03-11T15:03:03.212Z","repository":{"id":47164060,"uuid":"416230404","full_name":"racerxdl/riscv-online-asm","owner":"racerxdl","description":"RISC-V Online Assembler using Emscripten, Gnu 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compiled version of gnu as, objdump and objcopy to build the assembly.\n\nIt has been done REALLY quick (probably less than 2h) for my RISC-V Emulator series (currently only in portuguese at [https://www.youtube.com/playlist?list=PLEP_M2UAh9q6_2Jtvs9fgOVlRgsruii2m](https://www.youtube.com/playlist?list=PLEP_M2UAh9q6_2Jtvs9fgOVlRgsruii2m))\n\n### Compiling binutils\n\n```bash\nwget http://ftp.gnu.org/gnu/binutils/binutils-2.31.tar.xz\ntar -xf binutils-2.31.tar.xz\nrm binutils-2.31.tar.xz\nmkdir -p build\nmkdir -p bins\nmkdir -p web\ncd build\nsource {PATH_TO_EMSDK}/emsdk_env.sh\necho \"Module['FS'] = FS;\" \u003e post-js.txt\nemconfigure ../binutils-2.31/configure --disable-doc --build=x86 --host=wasm32 --target=riscv64-linux-gnu\nemmake make -j4 CFLAGS=\"-DHAVE_PSIGNAL=1 -DELIDE_CODE -D__GNU_LIBRARY__ -O2\" LDFLAGS=\"-s MODULARIZE=1 -s FORCE_FILESYSTEM=1 --post-js $(pwd)/post-js.txt\"\nemmake make install DESTDIR=\"$(pwd)/../bins\"\ncp binutils/objcopy.wasm binutils/objdump.wasm gas/as-new.wasm ld/ld-new.wasm ../web\ncd ..\ncd bins\ncp usr/local/bin/riscv64-linux-gnu-as ../web/riscv64-linux-gnu-as.js\ncp usr/local/bin/riscv64-linux-gnu-objcopy ../web/riscv64-linux-gnu-objcopy.js\ncp usr/local/bin/riscv64-linux-gnu-objdump ../web/riscv64-linux-gnu-objdump.js\ncp usr/local/bin/riscv64-linux-gnu-objdump ../web/riscv64-linux-gnu-objdump.js\ncp usr/local/bin/riscv64-linux-gnu-ld ../web/riscv64-linux-gnu-ld.js\n```\n","project_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fracerxdl%2Friscv-online-asm","html_url":"https://awesome.ecosyste.ms/projects/github.com%2Fracerxdl%2Friscv-online-asm","lists_url":"https://awesome.ecosyste.ms/api/v1/projects/github.com%2Fracerxdl%2Friscv-online-asm/lists"}