On Wed, 15 May 2024 at 10:12, anand akhare via Gcc-help <gcc-help@xxxxxxxxxxx> wrote: > I do not see separate email alias for gnu assembler (gas) so, I think gcc might be handling questions on gnu assembler. Gas is part of binutils: https://www.gnu.org/software/binutils/ > Pls provide any link reference which is official reference gnu assembler instruction for x86, Gas doesn't define the x86 instructions, Intel does.