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| author | Chris Lattner <sabre@nondot.org> | 2005-08-05 18:10:27 +0000 |
|---|---|---|
| committer | Chris Lattner <sabre@nondot.org> | 2005-08-05 18:10:27 +0000 |
| commit | 96ad31321a365f340eed08e6071e8c7b038a413c (patch) | |
| tree | 9fa58035f3d5f2814a1325bf2d520bbe79ede2d3 /llvm/lib/Target/PowerPC | |
| parent | 1095dc94a9e908c5e4d8084d309a9aab208cec37 (diff) | |
| download | bcm5719-llvm-96ad31321a365f340eed08e6071e8c7b038a413c.tar.gz bcm5719-llvm-96ad31321a365f340eed08e6071e8c7b038a413c.zip | |
Change FindEarliestCallSeqEnd (used by libcall insertion) to use a set to
avoid revisiting nodes more than once. This eliminates a source of
potentially exponential behavior. For a small function in 191.fma3d
(hexah_stress_divergence_), this speeds up isel from taking > 20mins to
taking 0.07s.
llvm-svn: 22680
Diffstat (limited to 'llvm/lib/Target/PowerPC')
0 files changed, 0 insertions, 0 deletions
