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#include <stdio.h>
#include <cstdlib>
#include <cstdint>
#include <algorithm>
#include "../src/daemon/common.h"
#define ALIGNMENT 64
void checkAlignment(char const * debugMessage, void* ptr)
{
printf("Checking: %-20s\t\t", debugMessage);
uint64_t currentAlignment = (uint64_t)ptr % ALIGNMENT;
if(currentAlignment != 0)
{
printf("Failed\n");
printf("Current alignment: %llu\n\n", (unsigned long long)currentAlignment);
exit(EXIT_FAILURE);
}
else
{
printf("Passed\n");
}
}
int main()
{
printf("Testing alignment\n\n");
PCMDaemon::SharedPCMState* pcmState = (PCMDaemon::SharedPCMState*)aligned_alloc(ALIGNMENT, sizeof(PCMDaemon::SharedPCMState));
if (pcmState == nullptr)
{
printf("Memory allocation failed\n\n");
exit(EXIT_FAILURE);
}
std::fill((char*)pcmState, ((char*)pcmState) + sizeof(PCMDaemon::SharedPCMState), 0);
checkAlignment("pcmState", pcmState);
checkAlignment("pcm", &pcmState->pcm);
checkAlignment("pcm core", &pcmState->pcm.core);
checkAlignment("pcm memory", &pcmState->pcm.memory);
checkAlignment("pcm qpi", &pcmState->pcm.qpi);
for(uint32_t i(0); i < MAX_CPU_CORES; ++i)
{
checkAlignment("pcm core cores", &pcmState->pcm.core.cores[i]);
}
checkAlignment("pcm core energyUsed", &pcmState->pcm.core.energyUsedBySockets);
for(uint32_t i(0); i < MAX_SOCKETS; ++i)
{
checkAlignment("pcm memory sockets", &pcmState->pcm.memory.sockets[i]);
}
for(uint32_t i(0); i < MAX_SOCKETS; ++i)
{
checkAlignment("pcm qpi incoming", &pcmState->pcm.qpi.incoming[i]);
}
for(uint32_t i(0); i < MAX_SOCKETS; ++i)
{
for(uint32_t j(0); j < QPI_MAX_LINKS; ++j)
{
checkAlignment("pcm qpi incoming links", &pcmState->pcm.qpi.incoming[i].links[j]);
}
}
for(uint32_t i(0); i < MAX_SOCKETS; ++i)
{
checkAlignment("pcm qpi outgoing", &pcmState->pcm.qpi.outgoing[i]);
}
for(uint32_t i(0); i < MAX_SOCKETS; ++i)
{
for(uint32_t j(0); j < QPI_MAX_LINKS; ++j)
{
checkAlignment("pcm qpi outgoing links", &pcmState->pcm.qpi.outgoing[i].links[j]);
}
}
free(pcmState);
printf("\n------ All passed ------\n\n");
return EXIT_SUCCESS;
}
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