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comparison lib/Target/Mips/MipsAnalyzeImmediate.h @ 121:803732b1fca8

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LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
parents 54457678186b
children c2174574ed3a
comparison
equal deleted inserted replaced
120:1172e4bd9c6f 121:803732b1fca8
1 //===-- MipsAnalyzeImmediate.h - Analyze Immediates ------------*- C++ -*--===// 1 //===- MipsAnalyzeImmediate.h - Analyze Immediates -------------*- C++ -*--===//
2 // 2 //
3 // The LLVM Compiler Infrastructure 3 // The LLVM Compiler Infrastructure
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 #ifndef LLVM_LIB_TARGET_MIPS_MIPSANALYZEIMMEDIATE_H 10 #ifndef LLVM_LIB_TARGET_MIPS_MIPSANALYZEIMMEDIATE_H
10 #define LLVM_LIB_TARGET_MIPS_MIPSANALYZEIMMEDIATE_H 11 #define LLVM_LIB_TARGET_MIPS_MIPSANALYZEIMMEDIATE_H
11 12
12 #include "llvm/ADT/SmallVector.h" 13 #include "llvm/ADT/SmallVector.h"
13 #include "llvm/Support/DataTypes.h" 14 #include <cstdint>
14 15
15 namespace llvm { 16 namespace llvm {
16 17
17 class MipsAnalyzeImmediate { 18 class MipsAnalyzeImmediate {
18 public: 19 public:
19 struct Inst { 20 struct Inst {
20 unsigned Opc, ImmOpnd; 21 unsigned Opc, ImmOpnd;
22
21 Inst(unsigned Opc, unsigned ImmOpnd); 23 Inst(unsigned Opc, unsigned ImmOpnd);
22 }; 24 };
23 typedef SmallVector<Inst, 7 > InstSeq; 25 using InstSeq = SmallVector<Inst, 7>;
24 26
25 /// Analyze - Get an instruction sequence to load immediate Imm. The last 27 /// Analyze - Get an instruction sequence to load immediate Imm. The last
26 /// instruction in the sequence must be an ADDiu if LastInstrIsADDiu is 28 /// instruction in the sequence must be an ADDiu if LastInstrIsADDiu is
27 /// true; 29 /// true;
28 const InstSeq &Analyze(uint64_t Imm, unsigned Size, bool LastInstrIsADDiu); 30 const InstSeq &Analyze(uint64_t Imm, unsigned Size, bool LastInstrIsADDiu);
31
29 private: 32 private:
30 typedef SmallVector<InstSeq, 5> InstSeqLs; 33 using InstSeqLs = SmallVector<InstSeq, 5>;
31 34
32 /// AddInstr - Add I to all instruction sequences in SeqLs. 35 /// AddInstr - Add I to all instruction sequences in SeqLs.
33 void AddInstr(InstSeqLs &SeqLs, const Inst &I); 36 void AddInstr(InstSeqLs &SeqLs, const Inst &I);
34 37
35 /// GetInstSeqLsADDiu - Get instruction sequences which end with an ADDiu to 38 /// GetInstSeqLsADDiu - Get instruction sequences which end with an ADDiu to
56 59
57 unsigned Size; 60 unsigned Size;
58 unsigned ADDiu, ORi, SLL, LUi; 61 unsigned ADDiu, ORi, SLL, LUi;
59 InstSeq Insts; 62 InstSeq Insts;
60 }; 63 };
61 }
62 64
63 #endif 65 } // end namespace llvm
66
67 #endif // LLVM_LIB_TARGET_MIPS_MIPSANALYZEIMMEDIATE_H