Revert "Remove tests that test __gnu_lto_v1 symbol."
[external/binutils.git] / sim / d10v / gencode.c
1 #include "config.h"
2 #include <stdio.h>
3 #include <ctype.h>
4 #include <limits.h>
5 #include <string.h>
6 #include "ansidecl.h"
7 #include "opcode/d10v.h"
8
9 static void write_header (void);
10 static void write_opcodes (void);
11 static void write_template (void);
12
13 int
14 main (int argc, char *argv[])
15 {
16   if ((argc > 1) && (strcmp (argv[1],"-h") == 0))
17     write_header();
18   else if ((argc > 1) && (strcmp (argv[1],"-t") == 0))
19     write_template ();
20   else
21     write_opcodes();
22   return 0;
23 }
24
25
26 static void
27 write_header (void)
28 {
29   struct d10v_opcode *opcode;
30
31   for (opcode = (struct d10v_opcode *)d10v_opcodes; opcode->name; opcode++)
32     if (opcode->format != OPCODE_FAKE)
33       printf ("void OP_%lX (SIM_DESC, SIM_CPU *);\t\t/* %s */\n", opcode->opcode, opcode->name);
34 }
35
36
37 /* write_template creates a file all required functions, ready */
38 /* to be filled out */
39
40 static void
41 write_template (void)
42 {
43   struct d10v_opcode *opcode;
44   int i,j;
45
46   printf ("#include \"sim-main.h\"\n");
47   printf ("#include \"simops.h\"\n");
48
49   for (opcode = (struct d10v_opcode *)d10v_opcodes; opcode->name; opcode++)
50     {
51       if (opcode->format != OPCODE_FAKE)
52         {
53           printf("/* %s */\nvoid\nOP_%lX ()\n{\n", opcode->name, opcode->opcode);
54           
55           /* count operands */
56           j = 0;
57           for (i=0;i<6;i++)
58             {
59               int flags = d10v_operands[opcode->operands[i]].flags;
60               if ((flags & OPERAND_REG) || (flags & OPERAND_NUM) || (flags & OPERAND_ADDR))
61                 j++;
62             }
63           switch (j)
64             {
65             case 0:
66               printf ("printf(\"   %s\\n\");\n",opcode->name);
67               break;
68             case 1:
69               printf ("printf(\"   %s\\t%%x\\n\",OP[0]);\n",opcode->name);
70               break;
71             case 2:
72               printf ("printf(\"   %s\\t%%x,%%x\\n\",OP[0],OP[1]);\n",opcode->name);
73               break;
74             case 3:
75               printf ("printf(\"   %s\\t%%x,%%x,%%x\\n\",OP[0],OP[1],OP[2]);\n",opcode->name);
76               break;
77             default:
78               fprintf (stderr,"Too many operands: %d\n",j);
79             }
80           printf ("}\n\n");
81         }
82     }
83 }
84
85
86 long Opcodes[512];
87 static int curop=0;
88
89 static void
90 check_opcodes( long op)
91 {
92   int i;
93
94   for (i=0;i<curop;i++)
95     if (Opcodes[i] == op)
96       fprintf(stderr,"DUPLICATE OPCODES: %lx\n", op);
97 }
98
99 static void
100 write_opcodes (void)
101 {
102   struct d10v_opcode *opcode;
103   int i, j;
104   
105   /* write out opcode table */
106   printf ("#include \"sim-main.h\"\n");
107   printf ("#include \"simops.h\"\n\n");
108   printf ("struct simops Simops[] = {\n");
109   
110   for (opcode = (struct d10v_opcode *)d10v_opcodes; opcode->name; opcode++)
111     {
112       if (opcode->format != OPCODE_FAKE)
113         {
114           printf ("  { %ld,%d,%ld,%d,%d,%d,%d,OP_%lX,", opcode->opcode,
115                   (opcode->format & LONG_OPCODE) ? 1 : 0, opcode->mask, opcode->format, 
116                   opcode->cycles, opcode->unit, opcode->exec_type, opcode->opcode);
117       
118           /* REMOVE ME */
119           check_opcodes (opcode->opcode);
120           Opcodes[curop++] = opcode->opcode;
121
122           j = 0;
123           for (i=0;i<6;i++)
124             {
125               int flags = d10v_operands[opcode->operands[i]].flags;
126               if ((flags & OPERAND_REG) || (flags & OPERAND_NUM) || (flags & OPERAND_ADDR))
127                 j++;
128             }
129           printf ("%d,",j);
130           
131           j = 0;
132           for (i=0;i<6;i++)
133             {
134               int flags = d10v_operands[opcode->operands[i]].flags;
135               int shift = d10v_operands[opcode->operands[i]].shift;
136               if ((flags & OPERAND_REG) || (flags & OPERAND_NUM)|| (flags & OPERAND_ADDR))
137                 {
138                   if (j == 0)
139                     printf ("{");
140                   else
141                     printf (", ");
142                   if ((flags & OPERAND_REG) && (opcode->format == LONG_L))
143                     shift += 15;
144                   printf ("%d,%d,%d",shift,d10v_operands[opcode->operands[i]].bits,flags);
145                   j = 1;
146                 }
147             }
148           if (j)
149             printf ("}");
150           printf ("},\n");
151         }
152     }
153   printf ("{ 0,0,0,0,0,0,0,(void (*)())0,0,{0,0,0}},\n};\n");
154 }