Add ReaderWriterQueue and update ConcurrentQueue

This commit is contained in:
Paul Hollinsky
2020-03-09 13:38:14 -04:00
parent 9ac3fd56bd
commit 42780dc610
1629 changed files with 306008 additions and 868 deletions
@@ -0,0 +1,23 @@
ifeq ($(OS),Windows_NT)
EXT=.exe
PLATFORM_OPTS=-static
PLATFORM_LD_OPTS=-Wl,--no-as-needed
else
UNAME_S := $(shell uname -s)
ifeq ($(UNAME_S),Darwin)
EXT=
PLATFORM_OPTS=
PLATFORM_LD_OPTS=
else
EXT=
PLATFORM_OPTS=
PLATFORM_LD_OPTS=-lrt -Wl,--no-as-needed
endif
default: stabtest$(EXT)
stabtest$(EXT): stabtest.cpp ../../readerwriterqueue.h ../../atomicops.h ../common/simplethread.h ../common/simplethread.cpp makefile
g++ $(PLATFORM_OPTS) -std=c++11 -Wpedantic -Wall -DNDEBUG -O3 stabtest.cpp ../common/simplethread.cpp -o stabtest$(EXT) -pthread $(PLATFORM_LD_OPTS)
run: stabtest$(EXT)
./stabtest$(EXT)
@@ -0,0 +1,26 @@
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@@ -0,0 +1,80 @@
#include "../../readerwriterqueue.h"
#include "../common/simplethread.h"
using namespace moodycamel;
#include <cstdlib>
#include <exception>
#include <fstream>
#include <cstdlib> // rand()
//#include <unistd.h> // usleep()
void unpredictableDelay(int extra = 0)
{
/* if ((rand() & 4095) == 0) {
usleep(2000 + extra); // in microseconds
}*/
}
int main(int argc, char** argv)
{
// Disable buffering (so that when run in, e.g., Sublime Text, the output appears as it is written)
std::setvbuf(stdout, nullptr, _IONBF, 0);
std::printf("Running stability test for moodycamel::ReaderWriterQueue.\n");
std::printf("Logging to 'log.txt'. Press CTRL+C to quit.\n\n");
std::ofstream log("log.txt");
try {
for (unsigned int i = 0; true; ++i) {
log << "Test #" << i << std::endl;
std::printf("Test #%d\n", i);
ReaderWriterQueue<unsigned long long> q((rand() % 32) + 1);
SimpleThread writer([&]() {
for (unsigned long long j = 0; j < 1024ULL * 1024ULL * 32ULL; ++j) {
unpredictableDelay(500);
q.enqueue(j);
}
});
SimpleThread reader([&]() {
bool canLog = true;
unsigned long long element;
for (unsigned long long j = 0; j < 1024ULL * 1024ULL * 32ULL;) {
if (canLog && (j & (1024 * 1024 * 16 - 1)) == 0) {
log << " ... iteration " << j << std::endl;
std::printf(" ... iteration %llu\n", j);
canLog = false;
}
unpredictableDelay();
if (q.try_dequeue(element)) {
if (element != j) {
log << " ERROR DETECTED: Expected to read " << j << " but found " << element << std::endl;
std::printf(" ERROR DETECTED: Expected to read %llu but found %llu", j, element);
}
++j;
canLog = true;
}
}
if (q.try_dequeue(element)) {
log << " ERROR DETECTED: Expected queue to be empty" << std::endl;
std::printf(" ERROR DETECTED: Expected queue to be empty\n");
}
});
writer.join();
reader.join();
}
}
catch (std::exception const& ex) {
log << " ERROR DETECTED: Exception thrown: " << ex.what() << std::endl;
std::printf(" ERROR DETECTED: Exception thrown: %s\n", ex.what());
}
return 0;
}