CacheMemory.cc (11145:939f3919b108) CacheMemory.cc (11168:f98eb2da15a4)
1/*
2 * Copyright (c) 1999-2012 Mark D. Hill and David A. Wood
3 * Copyright (c) 2013 Advanced Micro Devices, Inc.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met: redistributions of source code must retain the above copyright

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108
109// Given a cache index: returns the index of the tag in a set.
110// returns -1 if the tag is not found.
111int
112CacheMemory::findTagInSet(int64_t cacheSet, Addr tag) const
113{
114 assert(tag == makeLineAddress(tag));
115 // search the set for the tags
1/*
2 * Copyright (c) 1999-2012 Mark D. Hill and David A. Wood
3 * Copyright (c) 2013 Advanced Micro Devices, Inc.
4 * All rights reserved.
5 *
6 * Redistribution and use in source and binary forms, with or without
7 * modification, are permitted provided that the following conditions are
8 * met: redistributions of source code must retain the above copyright

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

108
109// Given a cache index: returns the index of the tag in a set.
110// returns -1 if the tag is not found.
111int
112CacheMemory::findTagInSet(int64_t cacheSet, Addr tag) const
113{
114 assert(tag == makeLineAddress(tag));
115 // search the set for the tags
116 m5::hash_map<Addr, int>::const_iterator it = m_tag_index.find(tag);
116 auto it = m_tag_index.find(tag);
117 if (it != m_tag_index.end())
118 if (m_cache[cacheSet][it->second]->m_Permission !=
119 AccessPermission_NotPresent)
120 return it->second;
121 return -1; // Not found
122}
123
124// Given a cache index: returns the index of the tag in a set.
125// returns -1 if the tag is not found.
126int
127CacheMemory::findTagInSetIgnorePermissions(int64_t cacheSet,
128 Addr tag) const
129{
130 assert(tag == makeLineAddress(tag));
131 // search the set for the tags
117 if (it != m_tag_index.end())
118 if (m_cache[cacheSet][it->second]->m_Permission !=
119 AccessPermission_NotPresent)
120 return it->second;
121 return -1; // Not found
122}
123
124// Given a cache index: returns the index of the tag in a set.
125// returns -1 if the tag is not found.
126int
127CacheMemory::findTagInSetIgnorePermissions(int64_t cacheSet,
128 Addr tag) const
129{
130 assert(tag == makeLineAddress(tag));
131 // search the set for the tags
132 m5::hash_map<Addr, int>::const_iterator it = m_tag_index.find(tag);
132 auto it = m_tag_index.find(tag);
133 if (it != m_tag_index.end())
134 return it->second;
135 return -1; // Not found
136}
137
138// Given an unique cache block identifier (idx): return the valid address
139// stored by the cache block. If the block is invalid/notpresent, the
140// function returns the 0 address

--- 482 unchanged lines hidden --- 		133 if (it != m_tag_index.end())
134 return it->second;
135 return -1; // Not found
136}
137
138// Given an unique cache block identifier (idx): return the valid address
139// stored by the cache block. If the block is invalid/notpresent, the
140// function returns the 0 address

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