115 lines
1.9 KiB
C
115 lines
1.9 KiB
C
#ifndef OVNI_DEF_H
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#define OVNI_DEF_H
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#define MAX_CPU 256
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#define MAX_PROC 32
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#define MAX_THR 32
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#define MAX_LOOM 4
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#define TRACEDIR "ovni"
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/* ----------------------- common ------------------------ */
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enum thread_state {
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ST_THREAD_UNINIT = 0,
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ST_THREAD_INIT = 1
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};
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struct __attribute__((__packed__)) event {
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uint64_t clock;
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uint8_t fsm;
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uint8_t event;
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uint16_t a;
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uint16_t b;
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};
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/* ----------------------- runtime ------------------------ */
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/* State of each thread on runtime */
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struct rthread {
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/* Current cpu the thread is running on. Set to -1 if unbounded or
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* unknown */
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int cpu;
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/* Current thread id */
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pid_t tid;
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/* Clock value of the events being emitted */
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uint64_t clockvalue;
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/* Stream trace file */
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FILE *stream;
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int ready;
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};
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/* State of each process on runtime */
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struct rproc {
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/* Path of the process tracedir */
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char dir[PATH_MAX];
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int proc;
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int loom;
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int ncpus;
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clockid_t clockid;
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char procdir[PATH_MAX];
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int ready;
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};
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/* ----------------------- emulated ------------------------ */
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/* State of each thread on post-process */
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struct ethread {
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/* Emulated thread tid */
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pid_t tid;
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/* Stream file */
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FILE *f;
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/* Thread stream */
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struct stream *stream;
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};
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/* State of each process on post-process */
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struct eproc {
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/* Monotonic counter for process index */
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/* TODO: Use pid? */
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int proc;
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/* Path of the process tracedir */
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char dir[PATH_MAX];
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/* Threads */
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size_t nthreads;
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struct ethread thread[MAX_THR];
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};
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/* ----------------------- trace ------------------------ */
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/* State of each loom on post-process */
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struct loom {
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size_t nprocs;
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struct eproc proc[MAX_PROC];
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};
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struct stream {
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FILE *f;
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int tid;
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int thread;
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int proc;
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int loom;
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int loaded;
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int active;
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struct event last;
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uint64_t lastclock;
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};
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struct trace {
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int nlooms;
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struct loom loom[MAX_LOOM];
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int nstreams;
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struct stream *stream;
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};
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#endif /* OVNI_DEF_H */
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