regfile.cc (12109:f29e9c5418aa) | regfile.cc (13610:5d5404ac6288) |
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1/* | 1/* |
2 * Copyright (c) 2016 ARM Limited | 2 * Copyright (c) 2016-2017 ARM Limited |
3 * All rights reserved 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software 9 * licensed hereunder. You may use the software subject to the license 10 * terms below provided that you ensure that this notice is replicated --- 36 unchanged lines hidden (view full) --- 47 48#include "cpu/o3/free_list.hh" 49#include "arch/generic/types.hh" 50#include "cpu/o3/free_list.hh" 51 52PhysRegFile::PhysRegFile(unsigned _numPhysicalIntRegs, 53 unsigned _numPhysicalFloatRegs, 54 unsigned _numPhysicalVecRegs, | 3 * All rights reserved 4 * 5 * The license below extends only to copyright in the software and shall 6 * not be construed as granting a license to any other intellectual 7 * property including but not limited to intellectual property relating 8 * to a hardware implementation of the functionality of the software 9 * licensed hereunder. You may use the software subject to the license 10 * terms below provided that you ensure that this notice is replicated --- 36 unchanged lines hidden (view full) --- 47 48#include "cpu/o3/free_list.hh" 49#include "arch/generic/types.hh" 50#include "cpu/o3/free_list.hh" 51 52PhysRegFile::PhysRegFile(unsigned _numPhysicalIntRegs, 53 unsigned _numPhysicalFloatRegs, 54 unsigned _numPhysicalVecRegs, |
55 unsigned _numPhysicalVecPredRegs, |
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55 unsigned _numPhysicalCCRegs, 56 VecMode vmode) 57 : intRegFile(_numPhysicalIntRegs), 58 floatRegFile(_numPhysicalFloatRegs), 59 vectorRegFile(_numPhysicalVecRegs), | 56 unsigned _numPhysicalCCRegs, 57 VecMode vmode) 58 : intRegFile(_numPhysicalIntRegs), 59 floatRegFile(_numPhysicalFloatRegs), 60 vectorRegFile(_numPhysicalVecRegs), |
61 vecPredRegFile(_numPhysicalVecPredRegs), |
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60 ccRegFile(_numPhysicalCCRegs), 61 numPhysicalIntRegs(_numPhysicalIntRegs), 62 numPhysicalFloatRegs(_numPhysicalFloatRegs), 63 numPhysicalVecRegs(_numPhysicalVecRegs), 64 numPhysicalVecElemRegs(_numPhysicalVecRegs * 65 NumVecElemPerVecReg), | 62 ccRegFile(_numPhysicalCCRegs), 63 numPhysicalIntRegs(_numPhysicalIntRegs), 64 numPhysicalFloatRegs(_numPhysicalFloatRegs), 65 numPhysicalVecRegs(_numPhysicalVecRegs), 66 numPhysicalVecElemRegs(_numPhysicalVecRegs * 67 NumVecElemPerVecReg), |
68 numPhysicalVecPredRegs(_numPhysicalVecPredRegs), |
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66 numPhysicalCCRegs(_numPhysicalCCRegs), 67 totalNumRegs(_numPhysicalIntRegs 68 + _numPhysicalFloatRegs 69 + _numPhysicalVecRegs 70 + _numPhysicalVecRegs * NumVecElemPerVecReg | 69 numPhysicalCCRegs(_numPhysicalCCRegs), 70 totalNumRegs(_numPhysicalIntRegs 71 + _numPhysicalFloatRegs 72 + _numPhysicalVecRegs 73 + _numPhysicalVecRegs * NumVecElemPerVecReg |
74 + _numPhysicalVecPredRegs |
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71 + _numPhysicalCCRegs), 72 vecMode(vmode) 73{ 74 PhysRegIndex phys_reg; 75 PhysRegIndex flat_reg_idx = 0; 76 77 if (TheISA::NumCCRegs == 0 && _numPhysicalCCRegs != 0) { 78 // Just make this a warning and go ahead and allocate them --- 24 unchanged lines hidden (view full) --- 103 // them; put them onto the vector free list. 104 for (phys_reg = 0; phys_reg < numPhysicalVecRegs; phys_reg++) { 105 for (ElemIndex eIdx = 0; eIdx < NumVecElemPerVecReg; eIdx++) { 106 vecElemIds.emplace_back(VecElemClass, phys_reg, 107 eIdx, flat_reg_idx++); 108 } 109 } 110 | 75 + _numPhysicalCCRegs), 76 vecMode(vmode) 77{ 78 PhysRegIndex phys_reg; 79 PhysRegIndex flat_reg_idx = 0; 80 81 if (TheISA::NumCCRegs == 0 && _numPhysicalCCRegs != 0) { 82 // Just make this a warning and go ahead and allocate them --- 24 unchanged lines hidden (view full) --- 107 // them; put them onto the vector free list. 108 for (phys_reg = 0; phys_reg < numPhysicalVecRegs; phys_reg++) { 109 for (ElemIndex eIdx = 0; eIdx < NumVecElemPerVecReg; eIdx++) { 110 vecElemIds.emplace_back(VecElemClass, phys_reg, 111 eIdx, flat_reg_idx++); 112 } 113 } 114 |
115 // The next batch of the registers are the predicate physical 116 // registers; put them onto the predicate free list. 117 for (phys_reg = 0; phys_reg < numPhysicalVecPredRegs; phys_reg++) { 118 vecPredRegIds.emplace_back(VecPredRegClass, phys_reg, flat_reg_idx++); 119 } 120 |
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111 // The rest of the registers are the condition-code physical 112 // registers; put them onto the condition-code free list. 113 for (phys_reg = 0; phys_reg < numPhysicalCCRegs; phys_reg++) { 114 ccRegIds.emplace_back(CCRegClass, phys_reg, flat_reg_idx++); 115 } 116 117 // Misc regs have a fixed mapping but still need PhysRegIds. 118 for (phys_reg = 0; phys_reg < TheISA::NumMiscRegs; phys_reg++) { --- 35 unchanged lines hidden (view full) --- 154 155 /* depending on the mode we add the vector registers as whole units or 156 * as different elements. */ 157 if (vecMode == Enums::Full) 158 freeList->addRegs(vecRegIds.begin(), vecRegIds.end()); 159 else 160 freeList->addRegs(vecElemIds.begin(), vecElemIds.end()); 161 | 121 // The rest of the registers are the condition-code physical 122 // registers; put them onto the condition-code free list. 123 for (phys_reg = 0; phys_reg < numPhysicalCCRegs; phys_reg++) { 124 ccRegIds.emplace_back(CCRegClass, phys_reg, flat_reg_idx++); 125 } 126 127 // Misc regs have a fixed mapping but still need PhysRegIds. 128 for (phys_reg = 0; phys_reg < TheISA::NumMiscRegs; phys_reg++) { --- 35 unchanged lines hidden (view full) --- 164 165 /* depending on the mode we add the vector registers as whole units or 166 * as different elements. */ 167 if (vecMode == Enums::Full) 168 freeList->addRegs(vecRegIds.begin(), vecRegIds.end()); 169 else 170 freeList->addRegs(vecElemIds.begin(), vecElemIds.end()); 171 |
172 // The next batch of the registers are the predicate physical 173 // registers; put them onto the predicate free list. 174 for (reg_idx = 0; reg_idx < numPhysicalVecPredRegs; reg_idx++) { 175 assert(vecPredRegIds[reg_idx].index() == reg_idx); 176 } 177 freeList->addRegs(vecPredRegIds.begin(), vecPredRegIds.end()); 178 |
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162 // The rest of the registers are the condition-code physical 163 // registers; put them onto the condition-code free list. 164 for (reg_idx = 0; reg_idx < numPhysicalCCRegs; reg_idx++) { 165 assert(ccRegIds[reg_idx].index() == reg_idx); 166 } 167 freeList->addRegs(ccRegIds.begin(), ccRegIds.end()); 168} 169 --- 16 unchanged lines hidden (view full) --- 186 case IntRegClass: 187 return std::make_pair(intRegIds.begin(), intRegIds.end()); 188 case FloatRegClass: 189 return std::make_pair(floatRegIds.begin(), floatRegIds.end()); 190 case VecRegClass: 191 return std::make_pair(vecRegIds.begin(), vecRegIds.end()); 192 case VecElemClass: 193 return std::make_pair(vecElemIds.begin(), vecElemIds.end()); | 179 // The rest of the registers are the condition-code physical 180 // registers; put them onto the condition-code free list. 181 for (reg_idx = 0; reg_idx < numPhysicalCCRegs; reg_idx++) { 182 assert(ccRegIds[reg_idx].index() == reg_idx); 183 } 184 freeList->addRegs(ccRegIds.begin(), ccRegIds.end()); 185} 186 --- 16 unchanged lines hidden (view full) --- 203 case IntRegClass: 204 return std::make_pair(intRegIds.begin(), intRegIds.end()); 205 case FloatRegClass: 206 return std::make_pair(floatRegIds.begin(), floatRegIds.end()); 207 case VecRegClass: 208 return std::make_pair(vecRegIds.begin(), vecRegIds.end()); 209 case VecElemClass: 210 return std::make_pair(vecElemIds.begin(), vecElemIds.end()); |
211 case VecPredRegClass: 212 return std::make_pair(vecPredRegIds.begin(), vecPredRegIds.end()); |
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194 case CCRegClass: 195 return std::make_pair(ccRegIds.begin(), ccRegIds.end()); 196 case MiscRegClass: 197 return std::make_pair(miscRegIds.begin(), miscRegIds.end()); 198 } 199 /* There is no way to make an empty iterator */ 200 return std::make_pair(PhysIds::const_iterator(), 201 PhysIds::const_iterator()); --- 18 unchanged lines hidden --- | 213 case CCRegClass: 214 return std::make_pair(ccRegIds.begin(), ccRegIds.end()); 215 case MiscRegClass: 216 return std::make_pair(miscRegIds.begin(), miscRegIds.end()); 217 } 218 /* There is no way to make an empty iterator */ 219 return std::make_pair(PhysIds::const_iterator(), 220 PhysIds::const_iterator()); --- 18 unchanged lines hidden --- |