diff options
author | Andrew Trick <atrick@apple.com> | 2011-03-05 08:04:11 +0000 |
---|---|---|
committer | Andrew Trick <atrick@apple.com> | 2011-03-05 08:04:11 +0000 |
commit | ab2e3e2d7074207e2a4bb15e2913fa83795bb1ca (patch) | |
tree | 35d50eb5e14b6bde17797b5ff035bf3f596d78d8 /lib/CodeGen | |
parent | e0ef509aeb47b396cf1bdc170ca4f468f799719f (diff) | |
download | llvm-ab2e3e2d7074207e2a4bb15e2913fa83795bb1ca.tar.gz llvm-ab2e3e2d7074207e2a4bb15e2913fa83795bb1ca.tar.bz2 llvm-ab2e3e2d7074207e2a4bb15e2913fa83795bb1ca.tar.xz |
Missing comment.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@127068 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen')
-rw-r--r-- | lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp b/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp index 035d027afe..8821b85a85 100644 --- a/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp +++ b/lib/CodeGen/SelectionDAG/ScheduleDAGRRList.cpp @@ -2228,6 +2228,8 @@ bool ilp_ls_rr_sort::isReady(SUnit *SU, unsigned CurCycle) const { return true; } +// list-ilp is currently an experimental scheduler that allows various +// heuristics to be enabled prior to the normal register reduction logic. bool ilp_ls_rr_sort::operator()(SUnit *left, SUnit *right) const { if (left->isCall || right->isCall) // No way to compute latency of calls. |