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fix vector demo print (no longer copies)

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This commit is contained in:
Christoph Urlacher
2022-07-24 02:23:01 +02:00
parent b0b6ec13dc
commit 3aec6243ab
1 changed files with 32 additions and 30 deletions
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62
c_os/user/demo/VectorDemo.cc
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@ -1,11 +1,11 @@
#include "user/demo/VectorDemo.h" #include "user/demo/VectorDemo.h"
void print(bse::vector<int> list) { void print(OutStream& os, const bse::vector<int>& list) {
kout << "Printing List: "; os << "Printing List: ";
for (int i : list) { for (const int i : list) {
kout << i << " "; os << i << " ";
} }
kout << endl; os << endl;
} }
void VectorDemo::run() { void VectorDemo::run() {
@ -13,94 +13,96 @@ void VectorDemo::run() {
kout.lock(); kout.lock();
kout.clear(); kout.clear();
kout << "Initial list size: " << dec << list.size() << endl; kout << "Logs are written to serial to see the memory interactions" << endl;
kout << "Adding elements in order" << endl; log.info() << "Initial list size: " << dec << list.size() << endl;
log.info() << "Adding elements in order" << endl;
for (unsigned int i = 0; i < 5; ++i) { for (unsigned int i = 0; i < 5; ++i) {
list.push_back(i); list.push_back(i);
} }
print(list); print(log.info(), list);
kout << "Removing all elements from the front" << endl; log.info() << "Removing all elements from the front" << endl;
for (unsigned int i = 0; i < 5; ++i) { for (unsigned int i = 0; i < 5; ++i) {
list.erase(list.begin()); list.erase(list.begin());
} }
print(list); print(log.info(), list);
// ============================================================ // ============================================================
kout << "Adding elements in order with realloc" << endl; log.info() << "Adding elements in order with realloc" << endl;
for (unsigned int i = 0; i < 10; ++i) { for (unsigned int i = 0; i < 10; ++i) {
kout << "Add " << dec << i << endl; log.info() << "Add " << dec << i << endl;
list.push_back(i); list.push_back(i);
} }
print(list); print(log.info(), list);
kout << "Removing all elements from the back" << endl; log.info() << "Removing all elements from the back" << endl;
for (unsigned int i = 0; i < 10; ++i) { for (unsigned int i = 0; i < 10; ++i) {
list.erase(list.end() - 1); list.erase(list.end() - 1);
} }
print(list); print(log.info(), list);
// ============================================================ // ============================================================
for (unsigned int i = 0; i < 5; ++i) { for (unsigned int i = 0; i < 5; ++i) {
list.push_back(i); list.push_back(i);
} }
print(list); print(log.info(), list);
kout << "Adding inside the list (at idx 0, 2, 5)" << endl; log.info() << "Adding inside the list (at idx 0, 2, 5)" << endl;
list.insert(list.begin() + 0, 10); list.insert(list.begin() + 0, 10);
list.insert(list.begin() + 2, 10); list.insert(list.begin() + 2, 10);
list.insert(list.begin() + 5, 10); list.insert(list.begin() + 5, 10);
print(list); print(log.info(), list);
kout << "Removing inside the list (at idx 0, 2, 5)" << endl; log.info() << "Removing inside the list (at idx 0, 2, 5)" << endl;
list.erase(list.begin() + 0); list.erase(list.begin() + 0);
list.erase(list.begin() + 2); list.erase(list.begin() + 2);
list.erase(list.begin() + 5); list.erase(list.begin() + 5);
print(list); print(log.info(), list);
for (unsigned int i = 0; i < 5; ++i) { for (unsigned int i = 0; i < 5; ++i) {
list.erase(list.begin()); list.erase(list.begin());
} }
print(list); print(log.info(), list);
// ============================================================ // ============================================================
kout << "Mirror scheduling behavior" << endl; log.info() << "Mirror scheduling behavior" << endl;
// These are the threads // These are the threads
int active = 0; // Idle thread int active = 0; // Idle thread
list.push_back(1); list.push_back(1);
list.push_back(2); list.push_back(2);
list.push_back(3); list.push_back(3);
print(list); print(log.info(), list);
kout << "Starting..." << endl; log.info() << "Starting..." << endl;
for (unsigned int n = 0; n < 10000; ++n) { for (unsigned int n = 0; n < 10000; ++n) {
list.push_back(active); list.push_back(active);
active = list[0]; active = list[0];
list.erase(list.begin()); list.erase(list.begin());
if (list.size() != 3 || active == -1) { if (list.size() != 3 || active == -1) {
kout << "ERROR: Thread went missing" << endl; log.info() << "ERROR: Thread went missing" << endl;
break; break;
} }
if (n < 5) { if (n < 5) {
print(list); print(log.info(), list);
} }
} }
kout << "Finished." << endl; log.info() << "Finished." << endl;
print(list); print(log.info(), list);
// ============================================================ // ============================================================
kout << "Range based for support" << endl; log.info() << "Range based for support" << endl;
for (int i : list) { for (int i : list) {
kout << "List contains element: " << dec << i << endl; log.info() << "List contains element: " << dec << i << endl;
} }
kout.unlock(); kout.unlock();