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janet/vm.h
2017-02-09 15:02:59 -05:00

42 lines
997 B
C

#ifndef VM_H_C4OZU8CQ
#define VM_H_C4OZU8CQ
#include "datatypes.h"
/* Exit from the VM normally */
#define VMExit(vm, r) ((vm)->tempRoot = (r), longjmp((vm)->jump, 1))
/* Bail from the VM with an error. */
#define VMError(vm, e) ((vm)->error = (e), longjmp((vm)->jump, 2))
/* Error if the condition is false */
#define VMAssert(vm, cond, e) do \
{ if (!(cond)) { VMError((vm), (e)); } } while (0)
/* Initialize the VM */
void VMInit(VM * vm);
/* Deinitialize the VM */
void VMDeinit(VM * vm);
/* Load a function to be run on the VM */
void VMLoad(VM * vm, Func * func);
/* Start running the VM */
int VMStart(VM * vm);
/* Get the result after VMStart returns */
#define VMResult(vm) ((vm)->tempRoot)
/* Mark memory reachable by VM */
void VMMark(VM * vm);
/* Run garbage collection */
void VMCollect(VM * vm);
/* Collect garbage if enough memory has been allocated since
* the previous collection */
void VMMaybeCollect(VM * vm);
#endif /* end of include guard: VM_H_C4OZU8CQ */