[SPARC] Use umulxhi to do extending 64x64->128 multiply when we have VIS3#135714

koachan merged 6 commits intomainllvm/llvm-project:mainfrom

users/koachan/spr/sparc-use-umulxhi-to-do-extending-64x64-128-multiply-when-we-have-vis3llvm/llvm-project:users/koachan/spr/sparc-use-umulxhi-to-do-extending-64x64-128-multiply-when-we-have-vis3Copy head branch name to clipboard