| 1 | #include "mn10300_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 | long Opcodes[512]; |
| 8 | static int curop=0; |
| 9 | |
| 10 | int |
| 11 | main (argc, argv) |
| 12 | int argc; |
| 13 | char *argv[]; |
| 14 | { |
| 15 | if ((argc > 1) && (strcmp (argv[1], "-h") == 0)) |
| 16 | write_header(); |
| 17 | else if ((argc > 1) && (strcmp (argv[1], "-t") == 0)) |
| 18 | write_template (); |
| 19 | else |
| 20 | write_opcodes(); |
| 21 | return 0; |
| 22 | } |
| 23 | |
| 24 | |
| 25 | static void |
| 26 | write_header () |
| 27 | { |
| 28 | struct mn10300_opcode *opcode; |
| 29 | |
| 30 | for (opcode = (struct mn10300_opcode *)mn10300_opcodes; opcode->name; opcode++) |
| 31 | printf("void OP_%X PARAMS ((unsigned long, unsigned long));\t\t/* %s */\n", |
| 32 | opcode->opcode, opcode->name); |
| 33 | } |
| 34 | |
| 35 | |
| 36 | /* write_template creates a file all required functions, ready */ |
| 37 | /* to be filled out */ |
| 38 | |
| 39 | static void |
| 40 | write_template () |
| 41 | { |
| 42 | struct mn10300_opcode *opcode; |
| 43 | int i,j; |
| 44 | |
| 45 | printf ("#include \"mn10300_sim.h\"\n"); |
| 46 | printf ("#include \"simops.h\"\n"); |
| 47 | |
| 48 | for (opcode = (struct mn10300_opcode *)mn10300_opcodes; opcode->name; opcode++) |
| 49 | { |
| 50 | printf("/* %s */\nvoid\nOP_%X (insn, extension)\n unsigned long insn, extension;\n{\n", opcode->name, opcode->opcode); |
| 51 | |
| 52 | /* count operands */ |
| 53 | j = 0; |
| 54 | for (i = 0; i < 6; i++) |
| 55 | { |
| 56 | int flags = mn10300_operands[opcode->operands[i]].flags; |
| 57 | |
| 58 | if (flags) |
| 59 | j++; |
| 60 | } |
| 61 | switch (j) |
| 62 | { |
| 63 | case 0: |
| 64 | printf ("printf(\" %s\\n\");\n", opcode->name); |
| 65 | break; |
| 66 | case 1: |
| 67 | printf ("printf(\" %s\\t%%x\\n\", OP[0]);\n", opcode->name); |
| 68 | break; |
| 69 | case 2: |
| 70 | printf ("printf(\" %s\\t%%x,%%x\\n\",OP[0],OP[1]);\n", |
| 71 | opcode->name); |
| 72 | break; |
| 73 | case 3: |
| 74 | printf ("printf(\" %s\\t%%x,%%x,%%x\\n\",OP[0],OP[1],OP[2]);\n", |
| 75 | opcode->name); |
| 76 | break; |
| 77 | default: |
| 78 | fprintf (stderr,"Too many operands: %d\n", j); |
| 79 | } |
| 80 | printf ("}\n\n"); |
| 81 | } |
| 82 | } |
| 83 | |
| 84 | static void |
| 85 | write_opcodes () |
| 86 | { |
| 87 | struct mn10300_opcode *opcode; |
| 88 | int i, j; |
| 89 | int numops; |
| 90 | |
| 91 | /* write out opcode table */ |
| 92 | printf ("#include \"mn10300_sim.h\"\n"); |
| 93 | printf ("#include \"simops.h\"\n\n"); |
| 94 | printf ("struct simops Simops[] = {\n"); |
| 95 | |
| 96 | for (opcode = (struct mn10300_opcode *)mn10300_opcodes; opcode->name; opcode++) |
| 97 | { |
| 98 | int size; |
| 99 | |
| 100 | if (opcode->format == FMT_S0) |
| 101 | size = 1; |
| 102 | else if (opcode->format == FMT_S1 |
| 103 | || opcode->format == FMT_D0) |
| 104 | size = 2; |
| 105 | else if (opcode->format == FMT_S2 |
| 106 | || opcode->format == FMT_D1) |
| 107 | size = 3; |
| 108 | else if (opcode->format == FMT_S4) |
| 109 | size = 5; |
| 110 | else if (opcode->format == FMT_D2) |
| 111 | size = 4; |
| 112 | else if (opcode->format == FMT_D4) |
| 113 | size = 6; |
| 114 | else |
| 115 | size = 7; |
| 116 | |
| 117 | printf (" { 0x%x,0x%x,OP_%X,%d,%d,", |
| 118 | opcode->opcode, opcode->mask, opcode->opcode, |
| 119 | size, opcode->format); |
| 120 | |
| 121 | Opcodes[curop++] = opcode->opcode; |
| 122 | |
| 123 | /* count operands */ |
| 124 | j = 0; |
| 125 | for (i = 0; i < 6; i++) |
| 126 | { |
| 127 | int flags = mn10300_operands[opcode->operands[i]].flags; |
| 128 | |
| 129 | if (flags) |
| 130 | j++; |
| 131 | } |
| 132 | printf ("%d,{",j); |
| 133 | |
| 134 | j = 0; |
| 135 | numops = 0; |
| 136 | for (i = 0; i < 6; i++) |
| 137 | { |
| 138 | int flags = mn10300_operands[opcode->operands[i]].flags; |
| 139 | int shift = mn10300_operands[opcode->operands[i]].shift; |
| 140 | |
| 141 | if (flags) |
| 142 | { |
| 143 | if (j) |
| 144 | printf (", "); |
| 145 | printf ("%d,%d,%d", shift, |
| 146 | mn10300_operands[opcode->operands[i]].bits,flags); |
| 147 | j = 1; |
| 148 | numops++; |
| 149 | } |
| 150 | } |
| 151 | |
| 152 | switch (numops) |
| 153 | { |
| 154 | case 0: |
| 155 | printf ("0,0,0"); |
| 156 | case 1: |
| 157 | printf (",0,0,0"); |
| 158 | } |
| 159 | |
| 160 | printf ("}},\n"); |
| 161 | } |
| 162 | printf ("{ 0,0,NULL,0,0,0,{0,0,0,0,0,0}},\n};\n"); |
| 163 | } |