gh-131798: Split FOR_ITER_GEN into smaller uops#148372

Sacul0457 wants to merge 3 commits intopython:mainpython/cpython:mainfrom

Sacul0457:Optimize-_FOR_ITER_GEN_FRAMESacul0457/cpython:Optimize-_FOR_ITER_GEN_FRAMECopy head branch name to clipboard