llvm-project

6288f36c - [AArch64][GlobalISel] Basic add_sat and sub_sat vector handling. (#80650)

[AArch64][GlobalISel] Basic add_sat and sub_sat vector handling. (#80650) This tries to fill in the basic vector handling for sadd_sat/uadd_sat and ssub_sat/usub_sat. It just handles the basics, marking legal types and clamping illegally sized vectors to legal ones.