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| author | Dale Johannesen <dalej@apple.com> | 2009-04-15 01:10:12 +0000 |
|---|---|---|
| committer | Dale Johannesen <dalej@apple.com> | 2009-04-15 01:10:12 +0000 |
| commit | dd1f9e4bf6e7d427fd581728f3d2e431e12e6e71 (patch) | |
| tree | eb1b51bbdaa4684e2a10287eed6483fcf0d1bb50 /lib/CodeGen/MachineInstr.cpp | |
| parent | aa230a41dcfc44d3a711732866c07079ec9e2ba6 (diff) | |
Enhance induction variable code to remove the
sext around sext(shorter IV + constant), using a
longer IV instead, when it can figure out the
add can't overflow. This comes up a lot in
subscripting; mainly affects 64 bit.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@69123 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/MachineInstr.cpp')
0 files changed, 0 insertions, 0 deletions