61 lines
1.2 KiB
C
61 lines
1.2 KiB
C
#ifndef RZ_VM_H
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#define RZ_VM_H
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#include "commons.h"
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#include "opcodes.h"
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#include "mod.h"
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#include "err.h"
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#include "tysy.h"
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#include "sym.h"
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typedef struct {
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int id;
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param_t addr;
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} local_t;
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typedef struct stack_frame{
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struct frame* prev;
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param_t stack[RZ_STACK_LIMIT];
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size_t pc;
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size_t bp;
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size_t sp;
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struct {
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size_t size;
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size_t cap;
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local_t** data;
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} locals;
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} frame_t;
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typedef struct {
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sym_t* sym;
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tysy_t* tysy;
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err_t* err;
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frame_t* top_frame;
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} vm_t;
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void vm_init(vm_t* vm, sym_t* sym, tysy_t* tysy, err_t* err);
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void vm_free(vm_t* vm);
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void vm_frame_init(frame_t* frame);
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void vm_frame_free(frame_t* frame);
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void vm_frame_push(vm_t* vm);
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int vm_frame_pop(vm_t* vm);
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local_t* vm_try_local_load(vm_t* vm, int id);
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void vm_local_store(vm_t* vm, int id, param_t addr);
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void vm_push_new_value(vm_t* vm, mod_t* mod, value_t* value);
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void vm_push(vm_t* vm, param_t param);
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param_t vm_pop(vm_t* vm);
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size_t vm_stack_str(vm_t* vm, char* buffer, size_t size);
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int vm_exec_mod(vm_t* vm, mod_t* mod);
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int vm_exec_instr(vm_t* vm, mod_t* mod, Opcode op, param_t param);
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void vm_ensure_type(vm_t* vm, value_t* value, TypeKind want);
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#endif
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