DataBlock.cc (7039:bc0b6ea676b5) DataBlock.cc (8090:722a0d28ee83)
1/*
2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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

22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include "mem/ruby/common/DataBlock.hh"
1/*
2 * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
3 * All rights reserved.
4 *
5 * Redistribution and use in source and binary forms, with or without
6 * modification, are permitted provided that the following conditions are
7 * met: redistributions of source code must retain the above copyright
8 * notice, this list of conditions and the following disclaimer;

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

22 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
23 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
24 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
25 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
26 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
27 */
28
29#include "mem/ruby/common/DataBlock.hh"
30#include "mem/ruby/system/System.hh"
30
31
32DataBlock::DataBlock(const DataBlock &cp)
33{
34 m_data = new uint8[RubySystem::getBlockSizeBytes()];
35 memcpy(m_data, cp.m_data, RubySystem::getBlockSizeBytes());
36 m_alloc = true;
37}
38
39void
40DataBlock::alloc()
41{
42 m_data = new uint8[RubySystem::getBlockSizeBytes()];
43 m_alloc = true;
44 clear();
45}
46
47void
48DataBlock::clear()
49{
50 memset(m_data, 0, RubySystem::getBlockSizeBytes());
51}
52
53bool
54DataBlock::equal(const DataBlock& obj) const
55{
56 return !memcmp(m_data, obj.m_data, RubySystem::getBlockSizeBytes());
57}
58
59void
60DataBlock::print(std::ostream& out) const
61{
62 using namespace std;
63
64 int size = RubySystem::getBlockSizeBytes();
65 out << "[ ";
66 for (int i = 0; i < size; i++) {
67 out << setw(2) << setfill('0') << hex << "0x" << (int)m_data[i] << " ";
68 out << setfill(' ');
69 }
70 out << dec << "]" << flush;
71}
72
73const uint8*
74DataBlock::getData(int offset, int len) const
75{
76 assert(offset + len <= RubySystem::getBlockSizeBytes());
77 return &m_data[offset];
78}
79
80void
81DataBlock::setData(uint8* data, int offset, int len)
82{
83 assert(offset + len <= RubySystem::getBlockSizeBytes());
84 memcpy(&m_data[offset], data, len);
85}
86
31DataBlock &
32DataBlock::operator=(const DataBlock & obj)
33{
34 if (this == &obj) {
35 // assert(false);
36 } else {
37 if (!m_alloc)
38 m_data = new uint8[RubySystem::getBlockSizeBytes()];
39 memcpy(m_data, obj.m_data, RubySystem::getBlockSizeBytes());
40 m_alloc = true;
41 }
42
43 return *this;
44}
87DataBlock &
88DataBlock::operator=(const DataBlock & obj)
89{
90 if (this == &obj) {
91 // assert(false);
92 } else {
93 if (!m_alloc)
94 m_data = new uint8[RubySystem::getBlockSizeBytes()];
95 memcpy(m_data, obj.m_data, RubySystem::getBlockSizeBytes());
96 m_alloc = true;
97 }
98
99 return *this;
100}