I defined R0 through R15 as GR15. While the alias LFI accepts these as valid, IILH flags a type mismatch. It appears that HLASM treats IILH as grande even though it only affects bits 32-47. Is this the intended behavior? Is it documented?
I haven't tested IILF. -- Shmuel (Seymour J.) Metz http://mason.gmu.edu/~smetz3 עַם יִשְׂרָאֵל חַי נֵ֣צַח יִשְׂרָאֵ֔ל לֹ֥א יְשַׁקֵּ֖ר