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#pragma once
#include <stdio.h>
#include <unistd.h>
#ifdef __cplusplus
struct Stopwatch {
union SplitQword {
struct {
uint32_t lsw;
uint32_t msw;
};
uint64_t qw { 0 };
};
public:
Stopwatch(const char* name)
: m_name(name)
{
read_tsc(&m_start.lsw, &m_start.msw);
}
~Stopwatch()
{
SplitQword end;
read_tsc(&end.lsw, &end.msw);
uint64_t diff = end.qw - m_start.qw;
dbgprintf("Stopwatch(%s): %Q ticks\n", m_name, diff);
}
private:
const char* m_name { nullptr };
SplitQword m_start;
};
#endif // __cplusplus
__BEGIN_DECLS
int module_load(const char* path, size_t path_length);
int module_unload(const char* name, size_t name_length);
int profiling_enable(pid_t);
int profiling_disable(pid_t);
#define THREAD_PRIORITY_MIN 1
#define THREAD_PRIORITY_LOW 10
#define THREAD_PRIORITY_NORMAL 30
#define THREAD_PRIORITY_HIGH 50
#define THREAD_PRIORITY_MAX 99
#define FUTEX_WAIT 1
#define FUTEX_WAKE 2
int futex(int32_t* userspace_address, int futex_op, int32_t value, const struct timespec* timeout);
__END_DECLS
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