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1 //===- subzero/src/IceSwitchLowering.cpp - Switch lowering ----------------===// | 1 //===- subzero/src/IceSwitchLowering.cpp - Switch lowering ----------------===// |
2 // | 2 // |
3 // The Subzero Code Generator | 3 // The Subzero Code Generator |
4 // | 4 // |
5 // This file is distributed under the University of Illinois Open Source | 5 // This file is distributed under the University of Illinois Open Source |
6 // License. See LICENSE.TXT for details. | 6 // License. See LICENSE.TXT for details. |
7 // | 7 // |
8 //===----------------------------------------------------------------------===// | 8 //===----------------------------------------------------------------------===// |
9 /// | 9 /// |
10 /// \file | 10 /// \file |
11 /// This file implements platform independent analysis of switch cases to | 11 /// \brief Implements platform independent analysis of switch cases to improve |
12 /// improve the generated code. | 12 /// the generated code. |
13 /// | 13 /// |
14 //===----------------------------------------------------------------------===// | 14 //===----------------------------------------------------------------------===// |
15 #include "IceSwitchLowering.h" | 15 #include "IceSwitchLowering.h" |
16 | 16 |
17 #include "IceCfgNode.h" | 17 #include "IceCfgNode.h" |
18 #include "IceTargetLowering.h" | 18 #include "IceTargetLowering.h" |
19 | 19 |
20 #include <algorithm> | 20 #include <algorithm> |
21 | 21 |
22 namespace Ice { | 22 namespace Ice { |
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94 | 94 |
95 bool CaseCluster::tryAppend(const CaseCluster &New) { | 95 bool CaseCluster::tryAppend(const CaseCluster &New) { |
96 // Can only append ranges with the same target and are adjacent | 96 // Can only append ranges with the same target and are adjacent |
97 bool CanAppend = this->Target == New.Target && this->High + 1 == New.Low; | 97 bool CanAppend = this->Target == New.Target && this->High + 1 == New.Low; |
98 if (CanAppend) | 98 if (CanAppend) |
99 this->High = New.High; | 99 this->High = New.High; |
100 return CanAppend; | 100 return CanAppend; |
101 } | 101 } |
102 | 102 |
103 } // end of namespace Ice | 103 } // end of namespace Ice |
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