39 lines
708 B
Go
39 lines
708 B
Go
package opcodescsv
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import (
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"strconv"
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"strings"
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"golang.org/x/arch/x86/x86csv"
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)
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type Alias struct {
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Opcode string
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DataSize int
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}
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// BuildAliasMap constructs a map from AT&T/GNU/Intel to Go syntax.
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func BuildAliasMap(is []*x86csv.Inst) (map[Alias]string, error) {
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m := map[Alias]string{}
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for _, i := range is {
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s, err := datasize(i.DataSize)
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if err != nil {
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return nil, err
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}
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for _, alt := range []string{i.IntelOpcode(), i.GNUOpcode()} {
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if strings.ToUpper(alt) != i.GoOpcode() {
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m[Alias{Opcode: strings.ToLower(alt), DataSize: s}] = i.GoOpcode()
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}
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}
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}
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return m, nil
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}
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func datasize(s string) (int, error) {
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if s == "" {
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return 0, nil
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}
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return strconv.Atoi(s)
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}
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