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authorbd <bdunahu@operationnull.com>2025-03-11 11:54:21 -0400
committerbd <bdunahu@operationnull.com>2025-03-11 11:54:21 -0400
commit7c226db9f04de7061596b98763dc408d601d74e1 (patch)
treec6d4ff93026441bff50de16633706ee3dd2ea196 /src
parent202f9a05d449ddc1160584c4e8a87f397f248e94 (diff)
Clarify size of mem and cache in definitions, CLI print invalid tags
Diffstat (limited to 'src')
-rw-r--r--src/cli/cli.cc4
-rw-r--r--src/storage/cache.cc29
-rw-r--r--src/storage/dram.cc8
-rw-r--r--src/utils/utils.cc6
4 files changed, 26 insertions, 21 deletions
diff --git a/src/cli/cli.cc b/src/cli/cli.cc
index 0729e00..c9f83e9 100644
--- a/src/cli/cli.cc
+++ b/src/cli/cli.cc
@@ -116,7 +116,7 @@ void Cli::load(Accessor accessor, int address)
void Cli::store(Accessor accessor, int data, int address)
{
Response r = this->cache->write(accessor, data, address);
- std::cout << r << " to " << accessor << " storing " << data << " in"
+ std::cout << r << " to " << accessor << " storing " << data << " in "
<< address << std::endl;
}
@@ -209,7 +209,7 @@ void Cli::initialize()
if (this->cache != nullptr)
delete this->cache;
- Dram *d = new Dram(MEM_SIZE, MEM_DELAY);
+ Dram *d = new Dram(MEM_LINES, MEM_DELAY);
this->cache = new Cache(d, L1_CACHE_DELAY);
this->cycle = 1;
}
diff --git a/src/storage/cache.cc b/src/storage/cache.cc
index 1a8a10b..ddab551 100644
--- a/src/storage/cache.cc
+++ b/src/storage/cache.cc
@@ -10,7 +10,7 @@
Cache::Cache(Storage *lower, int delay)
{
this->data = new std::vector<std::array<signed int, LINE_SIZE>>;
- this->data->resize(L1_CACHE_SIZE);
+ this->data->resize(L1_CACHE_LINES);
this->delay = delay;
this->is_waiting = false;
this->lower = lower;
@@ -84,9 +84,9 @@ void Cache::fetch_resource(int expected)
this->is_waiting = (r == OK) ? false : true;
}
-std::array<std::array<int, 2>, L1_CACHE_SIZE> Cache::get_meta() const
+std::array<std::array<int, 2>, L1_CACHE_LINES> Cache::get_meta() const
{
- std::array<std::array<int, 2>, L1_CACHE_SIZE> ret;
+ std::array<std::array<int, 2>, L1_CACHE_LINES> ret;
std::copy(std::begin(this->meta), std::end(this->meta), std::begin(ret));
return ret;
}
@@ -97,24 +97,29 @@ std::ostream &operator<<(std::ostream &os, const Cache &c)
const auto default_fill = std::cout.fill();
std::vector<std::array<signed int, LINE_SIZE>> data =
- c.view(0, L1_CACHE_SIZE);
- std::array<std::array<int, 2>, L1_CACHE_SIZE> meta = c.get_meta();
+ c.view(0, L1_CACHE_LINES);
+ std::array<std::array<int, 2>, L1_CACHE_LINES> meta = c.get_meta();
- os << " " << std::setfill(' ') << std::setw(L1_CACHE_SPEC + 2) << "INDEX"
+ os << " " << std::setfill(' ') << std::setw(L1_CACHE_LINE_SPEC + 2) << "INDEX"
<< " | " << std::setfill(' ') << std::setw((8 + 3) * 4 - 1) << "DATA"
<< " | " << std::setfill(' ')
- << std::setw(MEM_SPEC - LINE_SPEC - L1_CACHE_SPEC + 2) << "TAG"
+ << std::setw(MEM_LINE_SPEC - LINE_SPEC - L1_CACHE_LINE_SPEC + 2) << "TAG"
<< " | D" << std::endl;
- for (int i = 0; i < L1_CACHE_SIZE; ++i) {
- os << " 0b" << std::setw(L1_CACHE_SPEC) << std::bitset<L1_CACHE_SPEC>(i)
+ for (int i = 0; i < L1_CACHE_LINES; ++i) {
+ os << " 0b" << std::setw(L1_CACHE_LINE_SPEC) << std::bitset<L1_CACHE_LINE_SPEC>(i)
<< " | ";
for (int j = 0; j < LINE_SIZE; ++j) {
os << "0x" << std::setfill('0') << std::setw(8) << std::hex
<< data.at(i).at(j) << " ";
}
- os << "| 0x" << std::setfill(' ')
- << std::bitset<MEM_SPEC - LINE_SPEC - L1_CACHE_SPEC>(meta.at(i)[0])
- << " | " << (int)(meta.at(i)[0] >= 0) << std::endl;
+ os << "| 0x" << std::setfill(' ');
+
+ if (meta.at(i)[0] < 0)
+ os << "?";
+ else
+ os << std::bitset<MEM_LINE_SPEC - LINE_SPEC - L1_CACHE_LINE_SPEC>(meta.at(i)[0]);
+
+ os << " | " << (int)(meta.at(i)[0] >= 0) << std::endl;
}
std::cout.flags(default_flags);
diff --git a/src/storage/dram.cc b/src/storage/dram.cc
index e755c2a..d239cb1 100644
--- a/src/storage/dram.cc
+++ b/src/storage/dram.cc
@@ -80,13 +80,13 @@ std::ostream &operator<<(std::ostream &os, const Dram &d)
const auto default_flags = std::cout.flags();
const auto default_fill = std::cout.fill();
- std::vector<std::array<signed int, LINE_SIZE>> data = d.view(0, MEM_SIZE);
+ std::vector<std::array<signed int, LINE_SIZE>> data = d.view(0, MEM_LINES);
- os << " " << std::setfill(' ') << std::setw(MEM_SPEC + 2) << "INDEX"
+ os << " " << std::setfill(' ') << std::setw(MEM_LINE_SPEC + 2) << "INDEX"
<< " | " << std::setfill(' ') << std::setw((8 + 3) * 4 - 1) << "DATA"
<< std::endl;
- for (int i = 0; i < MEM_SIZE; ++i) {
- os << " 0b" << std::setw(MEM_SPEC) << std::bitset<MEM_SPEC>(i) << " | ";
+ for (int i = 0; i < MEM_LINES; ++i) {
+ os << " 0b" << std::setw(MEM_LINE_SPEC) << std::bitset<MEM_LINE_SPEC>(i) << " | ";
for (int j = 0; j < LINE_SIZE; ++j) {
os << "0x" << std::setfill('0') << std::setw(8) << std::hex
<< data.at(i).at(j) << ' ';
diff --git a/src/utils/utils.cc b/src/utils/utils.cc
index 5de8e89..3a99cec 100644
--- a/src/utils/utils.cc
+++ b/src/utils/utils.cc
@@ -7,9 +7,9 @@
void get_bit_fields(int address, int *tag, int *index, int *offset)
{
*tag = GET_MID_BITS(
- address, LINE_SPEC + L1_CACHE_SPEC,
- MEM_SPEC + LINE_SPEC + L1_CACHE_SPEC);
- *index = GET_MID_BITS(address, LINE_SPEC, L1_CACHE_SPEC + LINE_SPEC);
+ address, LINE_SPEC + L1_CACHE_LINE_SPEC,
+ MEM_LINE_SPEC + LINE_SPEC + L1_CACHE_LINE_SPEC);
+ *index = GET_MID_BITS(address, LINE_SPEC, L1_CACHE_LINE_SPEC + LINE_SPEC);
*offset = GET_LS_BITS(address, LINE_SPEC);
}