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| author | Dan Gohman <gohman@apple.com> | 2010-01-19 23:30:49 +0000 |
|---|---|---|
| committer | Dan Gohman <gohman@apple.com> | 2010-01-19 23:30:49 +0000 |
| commit | 954f49014dd45e806e5459d3ed67b0681d4fb63c (patch) | |
| tree | 00c12bac5df536af2c0e0ec390e9d63ce2f52669 /llvm/lib/CodeGen/MachineBasicBlock.cpp | |
| parent | e87668db2645c1be71ef8ace763eedc7137f6f5f (diff) | |
| download | llvm-954f49014dd45e806e5459d3ed67b0681d4fb63c.zip llvm-954f49014dd45e806e5459d3ed67b0681d4fb63c.tar.gz llvm-954f49014dd45e806e5459d3ed67b0681d4fb63c.tar.bz2 | |
Fold (add x, shl(0 - y, n)) -> sub(x, shl(y, n)), to simplify some code
that SCEVExpander can produce when running on behalf of LSR.
llvm-svn: 93949
Diffstat (limited to 'llvm/lib/CodeGen/MachineBasicBlock.cpp')
0 files changed, 0 insertions, 0 deletions