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| author | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-12-15 17:49:52 +0000 |
|---|---|---|
| committer | Jakob Stoklund Olesen <stoklund@2pi.dk> | 2010-12-15 17:49:52 +0000 |
| commit | 28e769cc5469d50715fb241dc2d89cf24ff7a557 (patch) | |
| tree | 8a2732f5a91ec96d224c8ad4ae69cd60d3bee60c /clang | |
| parent | 4391f34abad97e505bfb8964cdf22575e0a72dbb (diff) | |
| download | bcm5719-llvm-28e769cc5469d50715fb241dc2d89cf24ff7a557.tar.gz bcm5719-llvm-28e769cc5469d50715fb241dc2d89cf24ff7a557.zip | |
Detect and enumerate bypass loops.
Bypass loops have the current live range live through, but contain no uses or
defs. Splitting around a bypass loop can free registers for other uses inside
the loop by spilling the split range.
llvm-svn: 121871
Diffstat (limited to 'clang')
0 files changed, 0 insertions, 0 deletions
