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Preklad “ :=“ s pravou stran AV

Preklad “ :=“ s pravou stran AV. Atribúty. da, sa adr typ. Atrib. Preklad. G. Syntaktické pravidlá Sémantické pravidlá PP  LS := E ST. ST . Typ := f ST (LS.typ, E.typ) LS . da := PP . da E .da := LS . sa PP . sa := E . sa + 1. LS  id TA. TA . adr := id.adr LS.typ := id.typ

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Preklad “ :=“ s pravou stran AV

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  1. Preklad “ :=“ s pravou stran AV

  2. Atribúty • da, sa • adr • typ

  3. Atrib. Preklad. G Syntaktické pravidlá Sémantické pravidlá PP  LS := E ST ST . Typ := fST(LS.typ, E.typ) LS . da := PP . da E .da := LS . sa PP . sa := E . sa + 1 LS  id TA TA. adr := id.adr LS.typ := id.typ LS.sa := LS.da + 1

  4. Atrib. Preklad. G - Cont. Syntaktické pravidlá Sémantické pravidlá E  E + T + +.typ := fplus(E.typ, T.typ) E0.typ := +.typ da, sa ako pre PP  LS := E ST až na symboly E  T E.typ := T.typ T.da := E.da E.sa := T.sa

  5. Atrib. Preklad. G - Cont. Syntaktické pravidlá Sémantické pravidlá T  T * F * Ako E  E+T+až na symboly Ako E  T až na symboly T  F F (E) Ako E  T až na symboly

  6. Atrib. Preklad. G - Cont. Syntaktické pravidlá Sémantické pravidlá F  id TA DR TA. adr := id.adr F.typ := id.typ F.sa := F.da + 2

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