1 files changed, 0 insertions, 100 deletions
diff --git a/riscv/icsim.cc b/riscv/icsim.cc
deleted file mode 100644
index 308e7ed..0000000
--- a/riscv/icsim.cc
+++ /dev/null
@@ -1,100 +0,0 @@
-#include "icsim.h"
-#include <stdexcept>
-#include <iostream>
-#include <iomanip>
-
-icsim_t::icsim_t(size_t _sets, size_t _ways, size_t _linesz, const char* _name)
- : sets(_sets), ways(_ways), linesz(_linesz), idx_mask(_sets-1), name(_name)
-{
-  if(sets == 0 || (sets & (sets-1)))
-    throw std::logic_error("sets not a power of 2");
-  if(linesz == 0 || (linesz & (linesz-1)))
-    throw std::logic_error("linesz not a power of 2");
-
-  idx_shift = 0;
-  while(_linesz >>= 1)
-    idx_shift++;
-
-  tags = new uint64_t[sets*ways];
-  memset(tags, 0, sets*ways*sizeof(uint64_t));
-
-  read_accesses = 0;
-  read_misses = 0;
-  bytes_read = 0;
-  write_accesses = 0;
-  write_misses = 0;
-  bytes_written = 0;
-  writebacks = 0;
-}
-
-icsim_t::icsim_t(const icsim_t& rhs)
- : sets(rhs.sets), ways(rhs.ways), linesz(rhs.linesz),
-   idx_shift(rhs.idx_shift), idx_mask(rhs.idx_mask), name(rhs.name)
-{
-  tags = new uint64_t[sets*ways];
-  memcpy(tags, rhs.tags, sets*ways*sizeof(uint64_t));
-}
-
-icsim_t::~icsim_t()
-{
-  delete [] tags;
-}
-
-void icsim_t::print_stats()
-{
-  if(read_accesses + write_accesses == 0)
-    return;
-
-  float mr = 100.0f*(read_misses+write_misses)/(read_accesses+write_accesses);
-
-  std::cout << std::setprecision(3) << std::fixed;
-  std::cout << name << " ";
-  std::cout << "Bytes Read:            " << bytes_read << std::endl;
-  std::cout << name << " ";
-  std::cout << "Bytes Written:         " << bytes_written << std::endl;
-  std::cout << name << " ";
-  std::cout << "Read Accesses:         " << read_accesses << std::endl;
-  std::cout << name << " ";
-  std::cout << "Write Accesses:        " << write_accesses << std::endl;
-  std::cout << name << " ";
-  std::cout << "Read Misses:           " << read_misses << std::endl;
-  std::cout << name << " ";
-  std::cout << "Write Misses:          " << write_misses << std::endl;
-  std::cout << name << " ";
-  std::cout << "Writebacks:            " << writebacks << std::endl;
-  std::cout << name << " ";
-  std::cout << "Miss Rate:             " << mr << '%' << std::endl;
-
-  float cr = read_accesses == 0 ? 0.0f : 100.0f*bytes_read/(4*read_accesses);
-  if(name == "I$")
-  {
-    std::cout << name << " ";
-    std::cout << "RVC compression ratio: " << cr << '%' << std::endl;
-  }
-}
-
-void icsim_t::tick(uint64_t pc, int insnlen, bool store)
-{
-  store ? write_accesses++ : read_accesses++;
-  (store ? bytes_written : bytes_read) += insnlen;
-
-  size_t idx = (pc >> idx_shift) & idx_mask;
-  size_t tag = (pc >> idx_shift) | VALID;
-
-  for(size_t i = 0; i < ways; i++)
-  {
-    if(tag == (tags[idx + i*sets] & ~DIRTY)) // hit
-    {
-      if(store)
-        tags[idx + i*sets] |= DIRTY;
-      return;
-    }
-  }
-
-  store ? write_misses++ : read_misses++;
-
-  size_t way = lfsr.next() % ways;
-  if((tags[idx + way*sets] & (VALID | DIRTY)) == (VALID | DIRTY))
-    writebacks++;
-  tags[idx + way*sets] = tag;
-}