Christopher Lamb
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e081928f49
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Move isSubRegOf into MRegisterInfo. Fix a missed move elimination in LowerSubregs and add more debugging output there.
llvm-svn: 41005
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2007-08-10 21:11:55 +00:00 |
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Christopher Lamb
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2e5fb9f71e
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Implement review feedback. No functionality change.
llvm-svn: 40863
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2007-08-06 16:33:56 +00:00 |
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Christopher Lamb
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e9d738cefc
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Add a MachineFunction pass, which runs post register allocation, that turns 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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2007-07-26 08:18:32 +00:00 |
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