tree 11c2e0c245fb52c02a65e3e9469f5f83e94abaee
parent 606c5aa084041eb5ad60710728098eaf9c997315
author Christopher Lamb <christopher.lamb@gmail.com> 1205637121 +0000
committer Christopher Lamb <christopher.lamb@gmail.com> 1205637121 +0000

Make insert_subreg a two-address instruction, vastly simplifying LowerSubregs pass. Add a new TII, subreg_to_reg, which is like insert_subreg except that it takes an immediate implicit value to insert into rather than a register.


git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@48412 91177308-0d34-0410-b5e6-96231b3b80d8