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- typedef struct Tos Tos;
- typedef struct Plink Plink;
- #pragma incomplete Plink
- struct Tos {
- struct /* Per process profiling */
- {
- Plink *pp; /* known to be 0(ptr) */
- Plink *next; /* known to be 4(ptr) */
- Plink *last;
- Plink *first;
- ulong pid;
- ulong what;
- } prof;
- uvlong cyclefreq; /* cycle clock frequency if there is one, 0 otherwise */
- vlong kcycles; /* cycles spent in kernel */
- vlong pcycles; /* cycles spent in process (kernel + user) */
- ulong pid; /* might as well put the pid here */
- ulong clock;
- /* scratch space for kernel use (e.g., mips fp delay-slot execution) */
- ulong kscr[4];
- /* top of stack is here */
- };
- extern Tos *_tos;
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