40 lines
815 B
Go
40 lines
815 B
Go
package asm
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import "fmt"
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import "strings"
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import "github.com/firestuff/subcoding/vm"
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import "github.com/pkg/errors"
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func Disassemble(prog *vm.Program) ([]byte, error) {
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for f, fnc := range prog.Functions {
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_, err := disassembleFunction(fnc)
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if err != nil {
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return nil, errors.Wrapf(err, "At function index %d", f)
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}
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}
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return nil, nil
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}
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func disassembleFunction(fnc *vm.Function) ([]byte, error) {
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for i, instr := range fnc.Instructions {
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_, err := disassembleInstruction(instr)
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if err != nil {
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return nil, errors.Wrapf(err, "At instruction index %d", i)
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}
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}
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return nil, nil
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}
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func disassembleInstruction(in *vm.Instruction) ([]byte, error) {
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parts := []string{
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nameByOpCode[in.OpCode],
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}
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encoded := fmt.Sprintf("[%s]", strings.Join(parts, ", "))
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return []byte(encoded), nil
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}
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