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define.go
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/
define.go
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package g8
import (
"e8vm.io/e8vm/g8/tast"
"e8vm.io/e8vm/g8/types"
)
func buildDefine(b *builder, d *tast.Define) {
var refs []*ref
for _, sym := range d.Left {
name := sym.Name()
t := sym.ObjType.(types.T)
v := b.newLocal(t, name)
r := newAddressableRef(t, v)
sym.Obj = &objVar{name: name, ref: r}
refs = append(refs, r)
}
n := len(refs)
if d.Right == nil {
for i := 0; i < n; i++ {
b.b.Zero(refs[i].IR())
}
} else {
src := b.buildExpr(d.Right)
for i := 0; i < n; i++ {
b.b.Assign(refs[i].IR(), src.At(i).IR())
}
}
}
func buildConstDefine(b *builder, d *tast.Define) {
for _, sym := range d.Left {
name := sym.Name()
t := sym.ObjType.(types.T)
r := newRef(t, nil)
sym.Obj = &objConst{name: name, ref: r}
}
}