[llvm] r246056 - AMDGPU/SI: Report SIFixSGPRLiveRanges changed function
Matt Arsenault via llvm-commits
llvm-commits at lists.llvm.org
Wed Aug 26 12:12:03 PDT 2015
Author: arsenm
Date: Wed Aug 26 14:12:03 2015
New Revision: 246056
URL: http://llvm.org/viewvc/llvm-project?rev=246056&view=rev
Log:
AMDGPU/SI: Report SIFixSGPRLiveRanges changed function
Modified:
llvm/trunk/lib/Target/AMDGPU/SIFixSGPRLiveRanges.cpp
Modified: llvm/trunk/lib/Target/AMDGPU/SIFixSGPRLiveRanges.cpp
URL: http://llvm.org/viewvc/llvm-project/llvm/trunk/lib/Target/AMDGPU/SIFixSGPRLiveRanges.cpp?rev=246056&r1=246055&r2=246056&view=diff
==============================================================================
--- llvm/trunk/lib/Target/AMDGPU/SIFixSGPRLiveRanges.cpp (original)
+++ llvm/trunk/lib/Target/AMDGPU/SIFixSGPRLiveRanges.cpp Wed Aug 26 14:12:03 2015
@@ -114,6 +114,7 @@ bool SIFixSGPRLiveRanges::runOnMachineFu
const TargetInstrInfo *TII = MF.getSubtarget().getInstrInfo();
const SIRegisterInfo *TRI = static_cast<const SIRegisterInfo *>(
MF.getSubtarget().getRegisterInfo());
+ bool MadeChange = false;
MachinePostDominatorTree *PDT = &getAnalysis<MachinePostDominatorTree>();
std::vector<std::pair<unsigned, LiveRange *>> SGPRLiveRanges;
@@ -209,6 +210,8 @@ bool SIFixSGPRLiveRanges::runOnMachineFu
TII->get(AMDGPU::SGPR_USE))
.addReg(Reg, RegState::Implicit);
+ MadeChange = true;
+
SlotIndex SI = LIS->InsertMachineInstrInMaps(NCDSGPRUse);
LIS->extendToIndices(*LR, SI.getRegSlot());
@@ -221,5 +224,5 @@ bool SIFixSGPRLiveRanges::runOnMachineFu
}
}
- return false;
+ return MadeChange;
}
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