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path: root/llvm/lib/CodeGen/LowerSubregs.cpp
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* Move isSubRegOf into MRegisterInfo. Fix a missed move elimination in ↵Christopher Lamb2007-08-101-17/+24
| | | | | | LowerSubregs and add more debugging output there. llvm-svn: 41005
* Implement review feedback. No functionality change.Christopher Lamb2007-08-061-137/+152
| | | | llvm-svn: 40863
* Add a MachineFunction pass, which runs post register allocation, that turns ↵Christopher Lamb2007-07-261-0/+226
subreg insert/extract instruction into register copies. This ensures correct code gen if the coalescer isn't able to remove all subreg instructions. llvm-svn: 40521
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