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33 lines
770 B
33 lines
770 B
package hal
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import "fmt"
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type Program []*ProgrammedInstruction
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type Module struct {
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Accumulator int64
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ProgramStorage Program
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Register []int64
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}
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func (h *Module) ProgramCounter() int64 {
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return h.Register[0]
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}
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func (h *Module) Step() error {
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instruction := h.ProgramStorage[h.ProgramCounter()]
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if instruction == nil {
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return fmt.Errorf("instruction not found for program counter = %d", h.ProgramCounter())
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}
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return instruction.Execute(h)
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}
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func NewHALModule(program Program, registerSize uint64) (*Module, error) {
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if registerSize <= 10 {
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return nil, fmt.Errorf("register size must be greater then 10 [ registerSize = %d ]", registerSize)
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}
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return &Module{
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ProgramStorage: program,
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Register: make([]int64, registerSize),
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}, nil
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}
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