45 lines
750 B
C
45 lines
750 B
C
#ifndef FZL_VM_H
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#define FZL_VM_H
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#include <common/fzl_value.h>
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#include <compiler/utils/fzl_const_pool.h> // NOTE: move outside compiler scope to common
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#include <stddef.h>
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#include <stdint.h>
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// VM descriptor
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typedef struct
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{
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fzl_const_t *consts;
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size_t consts_count;
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uint64_t *ops;
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size_t ops_count;
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size_t ip;
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// Data stack
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fzl_value_t dstack[256];
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size_t dtop;
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// Call stack
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size_t cstack[256];
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size_t ctop;
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// Environment stack
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// TODO: implement `estack` and `etop`
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} fzl_vm_t;
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// Allocate FZL VM
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fzl_vm_t *fzl_mkvm(const char *filepath);
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// Load and run code
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int fzl_vm_run(fzl_vm_t *vm);
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// Get last VM error message
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char *fzl_vm_geterror();
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// Free VM
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void fzl_freevm(fzl_vm_t *vm);
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#endif // FZL_VM_H
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