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| author | Eli Friedman <eli.friedman@gmail.com> | 2010-06-03 03:49:50 +0000 |
|---|---|---|
| committer | Eli Friedman <eli.friedman@gmail.com> | 2010-06-03 03:49:50 +0000 |
| commit | dbbbf73c96bcbf1ffd712fdb2fd2be70c5ada8da (patch) | |
| tree | 6eb7fe766c7d73739009b168be999d6cbd35c07f /llvm/lib/CodeGen/MachineSink.cpp | |
| parent | ceb13f2af36af41aabfcd67cfd8b500517f29060 (diff) | |
| download | llvm-dbbbf73c96bcbf1ffd712fdb2fd2be70c5ada8da.zip llvm-dbbbf73c96bcbf1ffd712fdb2fd2be70c5ada8da.tar.gz llvm-dbbbf73c96bcbf1ffd712fdb2fd2be70c5ada8da.tar.bz2 | |
Implement expansion in type legalization for add/sub with overflow. The
expansion is the same as that used by LegalizeDAG.
The resulting code sucks in terms of performance/codesize on x86-32 for a
64-bit operation; I haven't looked into whether different expansions might be
better in general.
llvm-svn: 105378
Diffstat (limited to 'llvm/lib/CodeGen/MachineSink.cpp')
0 files changed, 0 insertions, 0 deletions