diff options
| author | Andrew Trick <atrick@apple.com> | 2012-07-02 18:10:42 +0000 |
|---|---|---|
| committer | Andrew Trick <atrick@apple.com> | 2012-07-02 18:10:42 +0000 |
| commit | 218ee74a011c0d350099c452810da0bd57a15047 (patch) | |
| tree | 58e25d935c68661cd1654a02633e20c3a5c2ea56 /lib/CodeGen/TargetInstrInfoImpl.cpp | |
| parent | 7c3a65c7edceb3a013cf49d376c3bc016eb871bf (diff) | |
Reapply "Make NumMicroOps a variable in the subtarget's instruction itinerary."
Reapplies r159406 with minor cleanup. The regressions appear to have been spurious.
git-svn-id: https://llvm.org/svn/llvm-project/llvm/trunk@159541 91177308-0d34-0410-b5e6-96231b3b80d8
Diffstat (limited to 'lib/CodeGen/TargetInstrInfoImpl.cpp')
| -rw-r--r-- | lib/CodeGen/TargetInstrInfoImpl.cpp | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/lib/CodeGen/TargetInstrInfoImpl.cpp b/lib/CodeGen/TargetInstrInfoImpl.cpp index 7af08f591f..54be88a8bb 100644 --- a/lib/CodeGen/TargetInstrInfoImpl.cpp +++ b/lib/CodeGen/TargetInstrInfoImpl.cpp @@ -560,8 +560,8 @@ TargetInstrInfoImpl::getNumMicroOps(const InstrItineraryData *ItinData, return 1; unsigned Class = MI->getDesc().getSchedClass(); - unsigned UOps = ItinData->Itineraries[Class].NumMicroOps; - if (UOps) + int UOps = ItinData->Itineraries[Class].NumMicroOps; + if (UOps >= 0) return UOps; // The # of u-ops is dynamically determined. The specific target should |