[X86] Add mul(x,x) self-multiply known bits test coverage (PR48683)
authorSimon Pilgrim <llvm-dev@redking.me.uk>
Wed, 19 Jan 2022 16:36:51 +0000 (16:36 +0000)
committerSimon Pilgrim <llvm-dev@redking.me.uk>
Wed, 19 Jan 2022 17:39:32 +0000 (17:39 +0000)
commitce9f2ab0cc4dc4d65dc37cecc14738dcc0a40411
treee74e369072397746c9c97122d8ba9634d103280e
parent5fa826f4e284db6a3647d8aa823707da3275ae14
[X86] Add mul(x,x) self-multiply known bits test coverage (PR48683)

D108992 added self-multiply handling to KnownBits::mul but we don't use it yet..
llvm/test/CodeGen/X86/combine-mul.ll