Initial revision

From-SVN: r5393

gcc/bc-optab.h

+/* Bytecode token definitions for GNU C-compiler.
+   Copyright (C) 1993 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU CC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+
+extern void bc_expand_conversion ();
+extern void bc_expand_truth_conversion ();
+extern void bc_expand_binary_operation ();
+extern void bc_expand_unary_operation ();
+
+struct binary_operator
+{
+  enum bytecode_opcode opcode;
+  enum typecode result;
+  enum typecode arg0;
+  enum typecode arg1;
+};
+
+extern struct binary_operator optab_plus_expr[];
+extern struct binary_operator optab_minus_expr[];
+extern struct binary_operator optab_mult_expr[];
+extern struct binary_operator optab_trunc_div_expr[];
+extern struct binary_operator optab_trunc_mod_expr[];
+extern struct binary_operator optab_rdiv_expr[];
+extern struct binary_operator optab_bit_and_expr[];
+extern struct binary_operator optab_bit_ior_expr[];
+extern struct binary_operator optab_bit_xor_expr[];
+extern struct binary_operator optab_lshift_expr[];
+extern struct binary_operator optab_rshift_expr[];
+extern struct binary_operator optab_truth_and_expr[];
+extern struct binary_operator optab_truth_or_expr[];
+extern struct binary_operator optab_lt_expr[];
+extern struct binary_operator optab_le_expr[];
+extern struct binary_operator optab_ge_expr[];
+extern struct binary_operator optab_gt_expr[];
+extern struct binary_operator optab_eq_expr[];
+extern struct binary_operator optab_ne_expr[];
+
+struct unary_operator
+{
+  enum bytecode_opcode opcode;
+  enum typecode result;
+  enum typecode arg0;
+};
+
+extern struct unary_operator optab_negate_expr[];
+extern struct unary_operator optab_bit_not_expr[];
+extern struct unary_operator optab_truth_not_expr[];
+
+struct increment_operator
+{
+  enum bytecode_opcode opcode;
+  enum typecode arg;
+};
+
+extern struct increment_operator optab_predecrement_expr[];
+extern struct increment_operator optab_preincrement_expr[];
+extern struct increment_operator optab_postdecrement_expr[];
+extern struct increment_operator optab_postincrement_expr[];

gcc/bc-typecd.def

+/* Typecodes used by the interpreter and their related
+   machine modes and types.
+
+   The last argument is used for retrieving the given
+   type from a varargs list. Due to a bug in varargs,
+   the type has to be the generic machine type of
+   larger. */
+
+DEFTYPECODE (QIcode, "QI", QImode, SItype)
+DEFTYPECODE (QUcode, "QU", QImode, SUtype)
+DEFTYPECODE (HIcode, "HI", HImode, SItype)
+DEFTYPECODE (HUcode, "HU", HImode, SUtype)
+DEFTYPECODE (SIcode, "SI", SImode, SItype)
+DEFTYPECODE (SUcode, "SU", SImode, SUtype)
+DEFTYPECODE (DIcode, "DI", DImode, DItype)
+DEFTYPECODE (DUcode, "DU", DImode, DUtype)
+DEFTYPECODE (SFcode, "SF", SFmode, SFtype)
+DEFTYPECODE (DFcode, "DF", DFmode, DFtype)
+DEFTYPECODE (XFcode, "XF", XFmode, XFtype)
+DEFTYPECODE (Pcode, "P", PSImode, Ptype)
+DEFTYPECODE (Tcode, "T", SImode, SItype)

gcc/bi-arity.c

+/* Bytecode Interpreter utility to generate arity table.
+   Copyright (C) 1993 Free Software Foundation, Inc.
+
+This file is part of GNU CC.
+
+GNU CC is free software; you can redistribute it and/or modify
+it under the terms of the GNU General Public License as published by
+the Free Software Foundation; either version 2, or (at your option)
+any later version.
+
+GNU CC is distributed in the hope that it will be useful,
+but WITHOUT ANY WARRANTY; without even the implied warranty of
+MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+GNU General Public License for more details.
+
+You should have received a copy of the GNU General Public License
+along with GNU CC; see the file COPYING.  If not, write to
+the Free Software Foundation, 675 Mass Ave, Cambridge, MA 02139, USA.  */
+
+
+#include "bi-defs.h"
+
+int
+length(n)
+     struct node *n;
+{
+  int k;
+
+  for (k = 0; n; n = n->next)
+    ++k;
+  return k;
+}
+
+int
+main()
+{
+  struct def *d;
+  struct variation *v;
+  struct node *n;
+
+  yyparse();
+  reverse();
+
+  for (d = defs; d; d = d->next)
+    for (v = d->variations; v; v = v->next)
+      {
+	printf("{ %d, %d, %d, {", length(v->inputs),
+	       length(v->outputs), length(v->literals));
+	for (n = v->literals; n; n = n->next)
+	  printf("%scode, ", n->text);
+	printf("}},\n");
+      }
+  return 0;
+}