48 lines
815 B
C++
48 lines
815 B
C++
#ifndef VM_H
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#define VM_H
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#include "vmas.h"
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#include <stdint.h>
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enum regs { R0, R1, R2, R3, S0, S1, S2, S3, IP, BP, SP, NUM_REGS };
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class VM {
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private:
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////////////////////////
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// VARIABLES
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////////////////////////
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uint16_t regs[0xb];
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struct flags {
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uint8_t zf : 1;
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uint8_t cf : 1;
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};
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VMAddrSpace as;
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////////////////////////
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// FUNCTIONS
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///////////////////////
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void initVariables(void);
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void defineOpcodes(uint8_t * key);
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/*
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DBG UTILS
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*/
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uint8_t *reg_name(uint8_t);
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/*
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IMPLEMENTATIONS
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*/
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bool exec_movi(void);
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bool exec_movr(void);
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bool exec_movm(void);
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bool exec_load(void);
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bool exec_stor(void);
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bool exec_addi(void);
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public:
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VM(uint8_t * key);
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VM(uint8_t * key, uint8_t *code, uint32_t codesize);
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void status(void);
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void run();
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};
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#endif |