Mercurial > hg > CbC > CbC_llvm

comparison lib/Target/Lanai/LanaiTargetTransformInfo.h @ 121:803732b1fca8

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LLVM 5.0
author kono
date Fri, 27 Oct 2017 17:07:41 +0900
parents 1172e4bd9c6f
children 3a76565eade5
comparison
equal deleted inserted replaced
120:1172e4bd9c6f 121:803732b1fca8
20 #include "Lanai.h" 20 #include "Lanai.h"
21 #include "LanaiSubtarget.h" 21 #include "LanaiSubtarget.h"
22 #include "LanaiTargetMachine.h" 22 #include "LanaiTargetMachine.h"
23 #include "llvm/Analysis/TargetTransformInfo.h" 23 #include "llvm/Analysis/TargetTransformInfo.h"
24 #include "llvm/CodeGen/BasicTTIImpl.h" 24 #include "llvm/CodeGen/BasicTTIImpl.h"
25 #include "llvm/Support/MathExtras.h"
25 #include "llvm/Target/TargetLowering.h" 26 #include "llvm/Target/TargetLowering.h"
26 27
27 namespace llvm { 28 namespace llvm {
28 class LanaiTTIImpl : public BasicTTIImplBase<LanaiTTIImpl> { 29 class LanaiTTIImpl : public BasicTTIImplBase<LanaiTTIImpl> {
29 typedef BasicTTIImplBase<LanaiTTIImpl> BaseT; 30 typedef BasicTTIImplBase<LanaiTTIImpl> BaseT;
47 if (TyWidth == 32) 48 if (TyWidth == 32)
48 return TTI::PSK_FastHardware; 49 return TTI::PSK_FastHardware;
49 return TTI::PSK_Software; 50 return TTI::PSK_Software;
50 } 51 }
51 52
53 int getIntImmCost(const APInt &Imm, Type *Ty) {
54 assert(Ty->isIntegerTy());
55 if (Imm == 0)
56 return TTI::TCC_Free;
57 if (isInt<16>(Imm.getSExtValue()))
58 return TTI::TCC_Basic;
59 if (isInt<21>(Imm.getZExtValue()))
60 return TTI::TCC_Basic;
61 if (isInt<32>(Imm.getSExtValue())) {
62 if ((Imm.getSExtValue() & 0xFFFF) == 0)
63 return TTI::TCC_Basic;
64 return 2 * TTI::TCC_Basic;
65 }
66
67 return 4 * TTI::TCC_Basic;
68 }
69
70 int getIntImmCost(unsigned Opc, unsigned Idx, const APInt &Imm, Type *Ty) {
71 return getIntImmCost(Imm, Ty);
72 }
73
74 int getIntImmCost(Intrinsic::ID IID, unsigned Idx, const APInt &Imm,
75 Type *Ty) {
76 return getIntImmCost(Imm, Ty);
77 }
78
52 unsigned getArithmeticInstrCost( 79 unsigned getArithmeticInstrCost(
53 unsigned Opcode, Type *Ty, 80 unsigned Opcode, Type *Ty,
54 TTI::OperandValueKind Opd1Info = TTI::OK_AnyValue, 81 TTI::OperandValueKind Opd1Info = TTI::OK_AnyValue,
55 TTI::OperandValueKind Opd2Info = TTI::OK_AnyValue, 82 TTI::OperandValueKind Opd2Info = TTI::OK_AnyValue,
56 TTI::OperandValueProperties Opd1PropInfo = TTI::OP_None, 83 TTI::OperandValueProperties Opd1PropInfo = TTI::OP_None,
57 TTI::OperandValueProperties Opd2PropInfo = TTI::OP_None) { 84 TTI::OperandValueProperties Opd2PropInfo = TTI::OP_None,
85 ArrayRef<const Value *> Args = ArrayRef<const Value *>()) {
58 int ISD = TLI->InstructionOpcodeToISD(Opcode); 86 int ISD = TLI->InstructionOpcodeToISD(Opcode);
59 87
60 switch (ISD) { 88 switch (ISD) {
61 default: 89 default:
62 return BaseT::getArithmeticInstrCost(Opcode, Ty, Opd1Info, Opd2Info, 90 return BaseT::getArithmeticInstrCost(Opcode, Ty, Opd1Info, Opd2Info,