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1 //===- subzero/src/IceInst.cpp - High-level instruction implementation ----===// | 1 //===- subzero/src/IceInst.cpp - High-level instruction implementation ----===// |
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 |
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211 // vector. Instead, livenessPostprocess() verifies this after the | 211 // vector. Instead, livenessPostprocess() verifies this after the |
212 // vector has been sorted. | 212 // vector has been sorted. |
213 LiveEnd->push_back(std::make_pair(VarNum, InstNumber)); | 213 LiveEnd->push_back(std::make_pair(VarNum, InstNumber)); |
214 } | 214 } |
215 } | 215 } |
216 } | 216 } |
217 } | 217 } |
218 return true; | 218 return true; |
219 } | 219 } |
220 | 220 |
221 InstAlloca::InstAlloca(Cfg *Func, Operand *ByteCount, uint32_t AlignInBytes, | 221 InstAlloca::InstAlloca(Cfg *Func, Variable *Dest, Operand *ByteCount, |
222 Variable *Dest) | 222 uint32_t AlignInBytes) |
223 : InstHighLevel(Func, Inst::Alloca, 1, Dest), AlignInBytes(AlignInBytes) { | 223 : InstHighLevel(Func, Inst::Alloca, 1, Dest), AlignInBytes(AlignInBytes) { |
224 // Verify AlignInBytes is 0 or a power of 2. | 224 // Verify AlignInBytes is 0 or a power of 2. |
225 assert(AlignInBytes == 0 || llvm::isPowerOf2_32(AlignInBytes)); | 225 assert(AlignInBytes == 0 || llvm::isPowerOf2_32(AlignInBytes)); |
226 addSource(ByteCount); | 226 addSource(ByteCount); |
227 } | 227 } |
228 | 228 |
229 InstArithmetic::InstArithmetic(Cfg *Func, OpKind Op, Variable *Dest, | 229 InstArithmetic::InstArithmetic(Cfg *Func, OpKind Op, Variable *Dest, |
230 Operand *Source1, Operand *Source2) | 230 Operand *Source1, Operand *Source2) |
231 : InstHighLevel(Func, Inst::Arithmetic, 2, Dest), Op(Op) { | 231 : InstHighLevel(Func, Inst::Arithmetic, 2, Dest), Op(Op) { |
232 addSource(Source1); | 232 addSource(Source1); |
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956 // upper 32 bits of rax. We need to recognize and preserve these. | 956 // upper 32 bits of rax. We need to recognize and preserve these. |
957 return true; | 957 return true; |
958 } | 958 } |
959 if (!Dest->hasReg() && !SrcVar->hasReg() && | 959 if (!Dest->hasReg() && !SrcVar->hasReg() && |
960 Dest->getStackOffset() == SrcVar->getStackOffset()) | 960 Dest->getStackOffset() == SrcVar->getStackOffset()) |
961 return true; | 961 return true; |
962 return false; | 962 return false; |
963 } | 963 } |
964 | 964 |
965 } // end of namespace Ice | 965 } // end of namespace Ice |
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