X-Git-Url: https://git.libre-soc.org/?a=blobdiff_plain;f=src%2Fmem%2Fruby%2Fcommon%2FDataBlock.cc;h=c71449dd028426b5ec46f3f375f4d458aab9ede7;hb=637c6c7e3214cd2991aa4caf1a7082bb075357d5;hp=75ede7f4fe35fab80c787de42662abad5d507b22;hpb=a7904e2cf341d5452c5622adfcbdcd268d4ab7d1;p=gem5.git

diff --git a/src/mem/ruby/common/DataBlock.cc b/src/mem/ruby/common/DataBlock.cc
index 75ede7f4f..c71449dd0 100644
--- a/src/mem/ruby/common/DataBlock.cc
+++ b/src/mem/ruby/common/DataBlock.cc
@@ -1,4 +1,3 @@
-
 /*
  * Copyright (c) 1999-2008 Mark D. Hill and David A. Wood
  * All rights reserved.
@@ -28,17 +27,66 @@
  */
 
 #include "mem/ruby/common/DataBlock.hh"
+#include "mem/ruby/system/System.hh"
+
+DataBlock::DataBlock(const DataBlock &cp)
+{
+    m_data = new uint8_t[RubySystem::getBlockSizeBytes()];
+    memcpy(m_data, cp.m_data, RubySystem::getBlockSizeBytes());
+    m_alloc = true;
+}
+
+void
+DataBlock::alloc()
+{
+    m_data = new uint8_t[RubySystem::getBlockSizeBytes()];
+    m_alloc = true;
+    clear();
+}
+
+void
+DataBlock::clear()
+{
+    memset(m_data, 0, RubySystem::getBlockSizeBytes());
+}
+
+bool
+DataBlock::equal(const DataBlock& obj) const
+{
+    return !memcmp(m_data, obj.m_data, RubySystem::getBlockSizeBytes());
+}
+
+void
+DataBlock::print(std::ostream& out) const
+{
+    using namespace std;
+
+    int size = RubySystem::getBlockSizeBytes();
+    out << "[ ";
+    for (int i = 0; i < size; i++) {
+        out << setw(2) << setfill('0') << hex << "0x" << (int)m_data[i] << " ";
+        out << setfill(' ');
+    }
+    out << dec << "]" << flush;
+}
+
+const uint8_t*
+DataBlock::getData(int offset, int len) const
+{
+    assert(offset + len <= RubySystem::getBlockSizeBytes());
+    return &m_data[offset];
+}
+
+void
+DataBlock::setData(uint8_t *data, int offset, int len)
+{
+    assert(offset + len <= RubySystem::getBlockSizeBytes());
+    memcpy(&m_data[offset], data, len);
+}
 
 DataBlock &
 DataBlock::operator=(const DataBlock & obj)
 {
-  if (this == &obj) {
-    //    assert(false);
-  } else {
-    if (!m_alloc)
-      m_data = new uint8[RubySystem::getBlockSizeBytes()];
     memcpy(m_data, obj.m_data, RubySystem::getBlockSizeBytes());
-    m_alloc = true;
-  }
-  return *this;
+    return *this;
 }