mirror of
https://github.com/byteworksinc/ORCA-C.git
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0e8b485f8f
Some pcode instruction names were missing.
393 lines
9.3 KiB
Plaintext
393 lines
9.3 KiB
Plaintext
procedure InitWriteCode; {debug}
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{ initialize the intermediate code opcode table }
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begin {InitWriteCode}
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opt[pc_adi] := 'adi';
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opt[pc_adr] := 'adr';
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opt[pc_psh] := 'psh';
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opt[pc_and] := 'and';
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opt[pc_dvi] := 'dvi';
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opt[pc_dvr] := 'dvr';
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opt[pc_cnn] := 'cnn';
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opt[pc_cnv] := 'cnv';
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opt[pc_ior] := 'ior';
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opt[pc_mod] := 'mod';
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opt[pc_mpi] := 'mpi';
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opt[pc_mpr] := 'mpr';
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opt[pc_ngi] := 'ngi';
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opt[pc_ngr] := 'ngr';
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opt[pc_not] := 'not';
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opt[pc_sbi] := 'sbi';
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opt[pc_sbr] := 'sbr';
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opt[pc_sto] := 'sto';
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opt[pc_dec] := 'dec';
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opt[dc_loc] := 'LOC';
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opt[pc_ent] := 'ent';
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opt[pc_fjp] := 'fjp';
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opt[pc_inc] := 'inc';
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opt[pc_ind] := 'ind';
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opt[pc_ixa] := 'ixa';
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opt[pc_lao] := 'lao';
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opt[pc_lca] := 'lca';
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opt[pc_ldo] := 'ldo';
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opt[pc_mov] := 'mov';
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opt[pc_ret] := 'ret';
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opt[pc_sro] := 'sro';
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opt[pc_xjp] := 'xjp';
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opt[pc_cup] := 'cup';
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opt[pc_equ] := 'equ';
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opt[pc_geq] := 'geq';
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opt[pc_grt] := 'grt';
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opt[pc_lda] := 'lda';
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opt[pc_ldc] := 'ldc';
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opt[pc_ldl] := 'ldl';
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opt[pc_leq] := 'leq';
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opt[pc_les] := 'les';
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opt[pc_lil] := 'lil';
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opt[pc_lld] := 'lld';
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opt[pc_lli] := 'lli';
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opt[pc_lod] := 'lod';
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opt[pc_neq] := 'neq';
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opt[pc_str] := 'str';
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opt[pc_ujp] := 'ujp';
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opt[pc_add] := 'add';
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opt[pc_lnm] := 'lnm';
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opt[pc_nam] := 'nam';
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opt[pc_cui] := 'cui';
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opt[pc_lad] := 'lad';
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opt[pc_tjp] := 'tjp';
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opt[dc_lab] := 'LAB';
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opt[pc_usr] := 'usr';
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opt[pc_umi] := 'umi';
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opt[pc_udi] := 'udi';
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opt[pc_uim] := 'uim';
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opt[dc_enp] := 'ENP';
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opt[pc_stk] := 'stk';
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opt[dc_glb] := 'GLB';
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opt[dc_dst] := 'DST';
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opt[dc_str] := 'STR';
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opt[pc_cop] := 'cop';
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opt[pc_cpo] := 'cpo';
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opt[pc_tl1] := 'tl1';
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opt[dc_pin] := 'PIN';
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opt[pc_shl] := 'shl';
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opt[pc_shr] := 'shr';
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opt[pc_bnd] := 'bnd';
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opt[pc_bor] := 'bor';
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opt[pc_bxr] := 'bxr';
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opt[pc_bnt] := 'bnt';
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opt[pc_bnl] := 'bnl';
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opt[pc_mpl] := 'mpl';
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opt[pc_dvl] := 'dvl';
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opt[pc_mdl] := 'mdl';
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opt[pc_sll] := 'sll';
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opt[pc_slr] := 'slr';
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opt[pc_bal] := 'bal';
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opt[pc_ngl] := 'ngl';
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opt[pc_adl] := 'adl';
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opt[pc_sbl] := 'sbl';
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opt[pc_blr] := 'blr';
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opt[pc_blx] := 'blx';
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opt[dc_sym] := 'SYM';
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opt[pc_lnd] := 'lnd';
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opt[pc_lor] := 'lor';
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opt[pc_vsr] := 'vsr';
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opt[pc_uml] := 'uml';
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opt[pc_udl] := 'udl';
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opt[pc_ulm] := 'ulm';
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opt[pc_pop] := 'pop';
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opt[pc_gil] := 'gil';
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opt[pc_gli] := 'gli';
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opt[pc_gdl] := 'gdl';
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opt[pc_gld] := 'gld';
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opt[pc_iil] := 'iil';
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opt[pc_ili] := 'ili';
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opt[pc_idl] := 'idl';
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opt[pc_ild] := 'ild';
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opt[pc_cpi] := 'cpi';
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opt[pc_tri] := 'tri';
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opt[pc_lbu] := 'lbu';
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opt[pc_lbf] := 'lbf';
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opt[pc_sbf] := 'sbf';
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opt[pc_cbf] := 'cbf';
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opt[dc_cns] := 'CNS';
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opt[dc_prm] := 'PRM';
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opt[pc_nat] := 'nat';
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opt[pc_bno] := 'bno';
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opt[pc_nop] := 'nop';
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opt[pc_bqr] := 'bqr';
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opt[pc_bqx] := 'bqx';
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opt[pc_baq] := 'baq';
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opt[pc_bnq] := 'bnq';
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opt[pc_ngq] := 'ngq';
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opt[pc_adq] := 'adq';
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opt[pc_sbq] := 'sbq';
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opt[pc_mpq] := 'mpq';
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opt[pc_umq] := 'umq';
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opt[pc_dvq] := 'dvq';
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opt[pc_udq] := 'udq';
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opt[pc_mdq] := 'mdq';
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opt[pc_uqm] := 'uqm';
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opt[pc_slq] := 'slq';
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opt[pc_sqr] := 'sqr';
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opt[pc_wsr] := 'wsr';
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opt[pc_rbo] := 'rbo';
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end; {InitWriteCode}
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procedure PrintDAG (tag: stringPtr; code: icptr);
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{ print a DAG }
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{ }
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{ parameters: }
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{ tag - label for lines }
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{ code - first node in DAG }
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begin {PrintDAG}
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while code <> nil do begin
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PrintDAG(tag, code^.left);
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PrintDAG(tag, code^.right);
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write(tag^);
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WriteCode(code);
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code := code^.next;
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end; {while}
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end; {PrintDAG}
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procedure PrintBlocks {tag: stringPtr; bp: blockPtr}; {debug}
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{ print a series of basic blocks }
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{ }
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{ parameters: }
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{ tag - label for lines }
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{ bp - first block to print }
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procedure PrintDOM (dp: blockListPtr);
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{ print a list of dominators }
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{ }
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{ parameters: }
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{ dp - list to print }
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begin {PrintDOM}
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while dp <> nil do begin
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write(dp^.dfn:1);
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if dp^.next <> nil then
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write(',');
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dp := dp^.next;
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end; {while}
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end; {PrintDOM}
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procedure PrintList (tag: stringPtr; lp: iclist);
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{ print an operation list }
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{ }
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{ parameters: }
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{ tag - label for lines }
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{ lp - list to print }
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procedure PrintTree (tag: stringPtr; op: icptr);
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{ print an operation tree }
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{ }
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{ parameters: }
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{ tag - label for lines }
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{ op - operation tree to print }
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begin {PrintTree}
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if op^.left <> nil then
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printTree(@'>> : ', op^.left);
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if op^.right <> nil then
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printTree(@'>> : ', op^.right);
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write(tag^);
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WriteCode(op);
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end; {PrintTree}
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begin {PrintList}
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while lp <> nil do begin
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PrintTree(tag, lp^.op);
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lp := lp^.next;
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end; {while}
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end; {PrintList}
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begin {PrintBlocks}
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while bp <> nil do begin
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write(tag^, 'BLOCK(', bp^.dfn:1, ') [');
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PrintDOM(bp^.dom);
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writeln(']');
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PrintList(@'>>In : ', bp^.c_in);
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PrintList(@'>>Out : ', bp^.c_out);
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PrintList(@'>>Gen : ', bp^.c_gen);
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PrintDAG(tag, bp^.code);
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bp := bp^.next;
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end; {while}
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end; {PrintBlocks}
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procedure WriteCode {code: icptr}; {debug}
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{ print an intermediate code instruction }
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{ }
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{ Parameters: }
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{ code - intermediate code instruction to write }
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var
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i: integer; {work variable}
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procedure WriteType(tp: baseTypeEnum);
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{ print the operand type }
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{ }
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{ parameters: }
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{ tp - type }
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begin {WriteType}
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case tp of
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cgByte: write('b');
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cgUByte: write('ub');
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cgWord: write('i');
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cgUWord: write('u');
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cgLong: write('l');
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cgULong: write('ul');
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cgQuad: write('q');
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cgUQuad: write('uq');
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cgReal: write('r');
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cgDouble: write('d');
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cgComp: write('c');
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cgExtended: write('e');
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cgString: write('s');
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cgVoid: write('void');
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ccPointer: write('p');
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otherwise: write('(', ord(tp):1, ')');
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end; {case}
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end; {WriteType}
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begin {WriteCode}
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write(opt[code^.opcode]);
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with code^ do
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case opcode of
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dc_enp,dc_pin,dc_sym,pc_adl,pc_bal,pc_dvl,pc_ent,pc_mpl,pc_sbl,
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pc_uml,pc_adr,pc_dvr,pc_mpr,pc_adi,pc_sbi,pc_mpi,pc_dvi,
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pc_umi,pc_shl,pc_nop,pc_and,pc_lnd,pc_bnd,pc_lor,pc_ior,pc_bxr,
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pc_bnt,pc_blx,pc_bnl,pc_ngi,pc_ngl,pc_ngr,pc_ixa,pc_mdl,
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pc_udi,pc_udl,pc_bqr,pc_bqx,pc_baq,pc_bnq,pc_ngq,pc_adq,pc_sbq,
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pc_mpq,pc_umq,pc_dvq,pc_udq,pc_mdq,pc_uqm,pc_slq,pc_sqr,pc_wsr,
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pc_rbo,pc_sll,pc_shr,pc_usr,pc_slr,pc_vsr: ;
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dc_prm:
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write(' ', q:1, ':', r:1, ':', s:1);
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pc_equ,pc_neq,pc_geq,pc_leq,pc_grt,pc_les,pc_pop,pc_ret,pc_bno,
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pc_cpi,pc_sto,pc_tri,pc_stk,pc_idl,pc_iil,pc_ili,pc_ild:
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WriteType(optype);
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pc_cnv,pc_cnn: begin
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write(' ');
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i := (q>>4) & 15;
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WriteType(baseTypeEnum(i));
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write(':');
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i := q & 15;
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WriteType(baseTypeEnum(i));
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end;
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pc_lil,pc_lli,pc_ldl,pc_lld: begin
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WriteType(optype);
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write(' ', q:1, ',', r:1);
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end;
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pc_lod,pc_str,pc_cop: begin
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WriteType(optype);
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write(' ', r:1, ':', q:1);
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end;
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dc_loc,pc_lda,pc_mov:
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write(' ', r:1, ':', q:1);
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pc_ind,pc_inc,pc_dec: begin
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WriteType(optype);
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write(' ', q:1);
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end;
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dc_lab,pc_fjp,pc_tjp,pc_ujp,pc_add:
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write(' ', q:1);
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pc_ldc: begin
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WriteType(optype);
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if optype in [cgByte,cgUByte,cgWord,cgUWord] then
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write(' ', q:1)
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else if optype in [cgLong,cgULong] then
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write(' ', lval:1)
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else if optype in [cgReal,cgDouble,cgComp,cgExtended] then
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write(' ', rval:1)
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else
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write('***');
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end;
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pc_cup,pc_lad: begin
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WriteType(optype);
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write(' ', lab^);
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end;
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pc_cpo,pc_lao,pc_ldo,pc_sro: begin
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WriteType(optype);
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write(' ', q:1, ':', lab^);
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end;
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dc_str,dc_glb,pc_gli,pc_gld,pc_gil,pc_gdl:
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write(' ', r:1, ':', q:1, ':', lab^);
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dc_cns: begin
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WriteType(optype);
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write(' ', q:1, ':');
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case optype of
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cgByte,cgUByte,cgWord,cgUWord:
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write(r:1);
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cgLong,cgULong:
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write(lval:1);
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cgQuad,cgUQuad:
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write('***');
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cgReal,cgDouble,cgComp,cgExtended:
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write('***');
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cgString: begin
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write('''');
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for i := 1 to q do
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write(str^.str[i]);
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write('''');
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end;
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ccPointer:
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if lab = nil then
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write('***')
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else
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write(lab^, '+', pval:1);
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end; {case}
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end;
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pc_lca: begin
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WriteType(optype);
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write(' ');
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if optype = cgString then begin
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write('''');
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for i := 1 to q do
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write(str^.str[i]);
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write('''');
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end {if}
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else
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write('***');
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end;
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otherwise:
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write(' ***');
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end; {case}
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writeln;
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end; {WriteCode}
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