[CostModel][X86] Remove hard coded SDIV/UDIV vector costs

Algorithmically compute the 'x20' SDIV/UDIV vector costs - this is necessary for PR36550 when DIV costs will be driven from the scheduler models.

git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@330870 91177308-0d34-0410-b5e6-96231b3b80d8
1 file changed