Commit | Line | Data |
---|---|---|
c906108c SS |
1 | #include "mn10200_sim.h" |
2 | ||
3 | static void write_header PARAMS ((void)); | |
4 | static void write_opcodes PARAMS ((void)); | |
5 | static void write_template PARAMS ((void)); | |
6 | ||
7 | int | |
8 | main (argc, argv) | |
9 | int argc; | |
10 | char *argv[]; | |
11 | { | |
12 | if ((argc > 1) && (strcmp (argv[1], "-h") == 0)) | |
13 | write_header(); | |
14 | else if ((argc > 1) && (strcmp (argv[1], "-t") == 0)) | |
15 | write_template (); | |
16 | else | |
17 | write_opcodes(); | |
18 | return 0; | |
19 | } | |
20 | ||
21 | ||
22 | static void | |
23 | write_header () | |
24 | { | |
25 | struct mn10200_opcode *opcode; | |
26 | ||
27 | for (opcode = (struct mn10200_opcode *)mn10200_opcodes; opcode->name; opcode++) | |
28 | printf("void OP_%X PARAMS ((unsigned long, unsigned long));\t\t/* %s */\n", | |
29 | opcode->opcode, opcode->name); | |
30 | } | |
31 | ||
32 | ||
33 | /* write_template creates a file all required functions, ready */ | |
34 | /* to be filled out */ | |
35 | ||
36 | static void | |
37 | write_template () | |
38 | { | |
39 | struct mn10200_opcode *opcode; | |
40 | int i,j; | |
41 | ||
42 | printf ("#include \"mn10200_sim.h\"\n"); | |
43 | printf ("#include \"simops.h\"\n"); | |
44 | ||
45 | for (opcode = (struct mn10200_opcode *)mn10200_opcodes; opcode->name; opcode++) | |
46 | { | |
47 | printf("/* %s */\nvoid\nOP_%X (insn, extension)\n unsigned long insn, extension;\n{\n", opcode->name, opcode->opcode); | |
48 | ||
49 | /* count operands */ | |
50 | j = 0; | |
51 | for (i = 0; i < 6; i++) | |
52 | { | |
53 | int flags = mn10200_operands[opcode->operands[i]].flags; | |
54 | ||
55 | if (flags) | |
56 | j++; | |
57 | } | |
58 | switch (j) | |
59 | { | |
60 | case 0: | |
61 | printf ("printf(\" %s\\n\");\n", opcode->name); | |
62 | break; | |
63 | case 1: | |
64 | printf ("printf(\" %s\\t%%x\\n\", OP[0]);\n", opcode->name); | |
65 | break; | |
66 | case 2: | |
67 | printf ("printf(\" %s\\t%%x,%%x\\n\",OP[0],OP[1]);\n", | |
68 | opcode->name); | |
69 | break; | |
70 | case 3: | |
71 | printf ("printf(\" %s\\t%%x,%%x,%%x\\n\",OP[0],OP[1],OP[2]);\n", | |
72 | opcode->name); | |
73 | break; | |
74 | default: | |
75 | fprintf (stderr,"Too many operands: %d\n", j); | |
76 | } | |
77 | printf ("}\n\n"); | |
78 | } | |
79 | } | |
80 | ||
81 | static void | |
82 | write_opcodes () | |
83 | { | |
84 | struct mn10200_opcode *opcode; | |
85 | int i, j; | |
86 | int numops; | |
87 | ||
88 | /* write out opcode table */ | |
89 | printf ("#include \"mn10200_sim.h\"\n"); | |
90 | printf ("#include \"simops.h\"\n\n"); | |
91 | printf ("struct simops Simops[] = {\n"); | |
92 | ||
93 | for (opcode = (struct mn10200_opcode *)mn10200_opcodes; opcode->name; opcode++) | |
94 | { | |
95 | int size; | |
96 | ||
97 | if (opcode->format == FMT_1) | |
98 | size = 1; | |
99 | else if (opcode->format == FMT_2 || opcode->format == FMT_4) | |
100 | size = 2; | |
101 | else if (opcode->format == FMT_3 || opcode->format == FMT_5) | |
102 | size = 3; | |
103 | else if (opcode->format == FMT_6) | |
104 | size = 4; | |
105 | else if (opcode->format == FMT_7) | |
106 | size = 5; | |
107 | else | |
108 | abort (); | |
109 | ||
110 | printf (" { 0x%x,0x%x,OP_%X,%d,%d,", | |
111 | opcode->opcode, opcode->mask, opcode->opcode, | |
112 | size, opcode->format); | |
113 | ||
114 | /* count operands */ | |
115 | j = 0; | |
116 | for (i = 0; i < 6; i++) | |
117 | { | |
118 | int flags = mn10200_operands[opcode->operands[i]].flags; | |
119 | ||
120 | if (flags) | |
121 | j++; | |
122 | } | |
123 | printf ("%d,{",j); | |
124 | ||
125 | j = 0; | |
126 | numops = 0; | |
127 | for (i = 0; i < 6; i++) | |
128 | { | |
129 | int flags = mn10200_operands[opcode->operands[i]].flags; | |
130 | int shift = mn10200_operands[opcode->operands[i]].shift; | |
131 | ||
132 | if (flags) | |
133 | { | |
134 | if (j) | |
135 | printf (", "); | |
136 | printf ("%d,%d,%d", shift, | |
137 | mn10200_operands[opcode->operands[i]].bits,flags); | |
138 | j = 1; | |
139 | numops++; | |
140 | } | |
141 | } | |
142 | ||
143 | switch (numops) | |
144 | { | |
145 | case 0: | |
146 | printf ("0,0,0"); | |
147 | case 1: | |
148 | printf (",0,0,0"); | |
149 | } | |
150 | ||
151 | printf ("}},\n"); | |
152 | } | |
153 | printf ("{ 0,0,NULL,0,0,0,{0,0,0,0,0,0}},\n};\n"); | |
154 | } |