diff options
Diffstat (limited to 'llvm/lib/Target/R600/R600ControlFlowFinalizer.cpp')
| -rw-r--r-- | llvm/lib/Target/R600/R600ControlFlowFinalizer.cpp | 10 |
1 files changed, 4 insertions, 6 deletions
diff --git a/llvm/lib/Target/R600/R600ControlFlowFinalizer.cpp b/llvm/lib/Target/R600/R600ControlFlowFinalizer.cpp index 6e21df8..ab29d60 100644 --- a/llvm/lib/Target/R600/R600ControlFlowFinalizer.cpp +++ b/llvm/lib/Target/R600/R600ControlFlowFinalizer.cpp @@ -110,7 +110,7 @@ private: } bool isCompatibleWithClause(const MachineInstr *MI, - std::set<unsigned> &DstRegs, std::set<unsigned> &SrcRegs) const { + std::set<unsigned> &DstRegs) const { unsigned DstMI, SrcMI; for (MachineInstr::const_mop_iterator I = MI->operands_begin(), E = MI->operands_end(); I != E; ++I) { @@ -136,9 +136,7 @@ private: &AMDGPU::R600_Reg128RegClass); } } - if ((DstRegs.find(SrcMI) == DstRegs.end()) && - (SrcRegs.find(DstMI) == SrcRegs.end())) { - SrcRegs.insert(SrcMI); + if ((DstRegs.find(SrcMI) == DstRegs.end())) { DstRegs.insert(DstMI); return true; } else @@ -152,7 +150,7 @@ private: std::vector<MachineInstr *> ClauseContent; unsigned AluInstCount = 0; bool IsTex = TII->usesTextureCache(ClauseHead); - std::set<unsigned> DstRegs, SrcRegs; + std::set<unsigned> DstRegs; for (MachineBasicBlock::iterator E = MBB.end(); I != E; ++I) { if (IsTrivialInst(I)) continue; @@ -161,7 +159,7 @@ private: if ((IsTex && !TII->usesTextureCache(I)) || (!IsTex && !TII->usesVertexCache(I))) break; - if (!isCompatibleWithClause(I, DstRegs, SrcRegs)) + if (!isCompatibleWithClause(I, DstRegs)) break; AluInstCount ++; ClauseContent.push_back(I); |