base_set_assoc.cc (13216:6ae030076b29) base_set_assoc.cc (13217:725b1701b4ee)
1/*
2 * Copyright (c) 2012-2014 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

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79BaseSetAssoc::init(BaseCache* cache)
80{
81 // Set parent cache
82 setCache(cache);
83
84 // Initialize blocks
85 unsigned blkIndex = 0; // index into blks array
86 for (unsigned i = 0; i < numSets; ++i) {
1/*
2 * Copyright (c) 2012-2014 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

--- 70 unchanged lines hidden (view full) ---

79BaseSetAssoc::init(BaseCache* cache)
80{
81 // Set parent cache
82 setCache(cache);
83
84 // Initialize blocks
85 unsigned blkIndex = 0; // index into blks array
86 for (unsigned i = 0; i < numSets; ++i) {
87 sets[i].assoc = assoc;
87 sets[i].resize(assoc);
88
88
89 sets[i].blks.resize(assoc);
90
91 // link in the data blocks
92 for (unsigned j = 0; j < assoc; ++j) {
93 // Select block within the set to be linked
89 // link in the data blocks
90 for (unsigned j = 0; j < assoc; ++j) {
91 // Select block within the set to be linked
94 BlkType*& blk = sets[i].blks[j];
92 BlkType*& blk = sets[i][j];
95
96 // Locate next cache block
97 blk = &blks[blkIndex];
98
99 // Associate a data chunk to the block
100 blk->data = &dataBlks[blkSize*blkIndex];
101
102 // Associate a replacement data entry to the block

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123
124 // Decrease the number of tags in use
125 tagsInUse--;
126
127 // Invalidate replacement data
128 replacementPolicy->invalidate(blk->replacementData);
129}
130
93
94 // Locate next cache block
95 blk = &blks[blkIndex];
96
97 // Associate a data chunk to the block
98 blk->data = &dataBlks[blkSize*blkIndex];
99
100 // Associate a replacement data entry to the block

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121
122 // Decrease the number of tags in use
123 tagsInUse--;
124
125 // Invalidate replacement data
126 replacementPolicy->invalidate(blk->replacementData);
127}
128
131CacheBlk*
132BaseSetAssoc::findBlock(Addr addr, bool is_secure) const
133{
134 Addr tag = extractTag(addr);
135 unsigned set = extractSet(addr);
136 BlkType *blk = sets[set].findBlk(tag, is_secure);
137 return blk;
138}
139
140ReplaceableEntry*
141BaseSetAssoc::findBlockBySetAndWay(int set, int way) const
142{
129ReplaceableEntry*
130BaseSetAssoc::findBlockBySetAndWay(int set, int way) const
131{
143 return sets[set].blks[way];
132 return sets[set][way];
144}
145
146BaseSetAssoc *
147BaseSetAssocParams::create()
148{
149 return new BaseSetAssoc(this);
150}
133}
134
135BaseSetAssoc *
136BaseSetAssocParams::create()
137{
138 return new BaseSetAssoc(this);
139}