diff options
| -rw-r--r-- | src/cpu/inorder/pipeline_traits.cc | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/cpu/inorder/pipeline_traits.cc b/src/cpu/inorder/pipeline_traits.cc index 8ff26dce2..397170163 100644 --- a/src/cpu/inorder/pipeline_traits.cc +++ b/src/cpu/inorder/pipeline_traits.cc @@ -116,7 +116,9 @@ bool createBackEndSchedule(DynInstPtr &inst) if ( inst->isLoad() ) { M->needs(DCache, CacheUnit::InitiateReadData); } else if ( inst->isStore() ) { - M->needs(RegManager, UseDefUnit::ReadSrcReg, 1); + if ( inst->numSrcRegs() >= 2 ) { + M->needs(RegManager, UseDefUnit::ReadSrcReg, 1); + } M->needs(AGEN, AGENUnit::GenerateAddr); M->needs(DCache, CacheUnit::InitiateWriteData); } |