1#include "config.h" 2#include <stdio.h> 3#include <ctype.h> 4#include <limits.h> 5#include "ansidecl.h" 6#include "opcode/d10v.h" 7 8static void write_header PARAMS ((void)); 9static void write_opcodes PARAMS ((void)); 10static void write_template PARAMS ((void)); 11 12int 13main (argc, argv) 14 int argc; 15 char *argv[]; 16{ 17 if ((argc > 1) && (strcmp (argv[1],"-h") == 0)) 18 write_header(); 19 else if ((argc > 1) && (strcmp (argv[1],"-t") == 0)) 20 write_template (); 21 else 22 write_opcodes(); 23 return 0; 24} 25 26 27static void 28write_header () 29{ 30 struct d10v_opcode *opcode; 31 32 for (opcode = (struct d10v_opcode *)d10v_opcodes; opcode->name; opcode++) 33 if (opcode->format != OPCODE_FAKE) 34 printf("void OP_%X PARAMS ((void));\t\t/* %s */\n",opcode->opcode, opcode->name); 35} 36 37 38/* write_template creates a file all required functions, ready */ 39/* to be filled out */ 40 41static void 42write_template () 43{ 44 struct d10v_opcode *opcode; 45 int i,j; 46 47 printf ("#include \"d10v_sim.h\"\n"); 48 printf ("#include \"simops.h\"\n"); 49 50 for (opcode = (struct d10v_opcode *)d10v_opcodes; opcode->name; opcode++) 51 { 52 if (opcode->format != OPCODE_FAKE) 53 { 54 printf("/* %s */\nvoid\nOP_%X ()\n{\n",opcode->name,opcode->opcode); 55 56 /* count operands */ 57 j = 0; 58 for (i=0;i<6;i++) 59 { 60 int flags = d10v_operands[opcode->operands[i]].flags; 61 if ((flags & OPERAND_REG) || (flags & OPERAND_NUM) || (flags & OPERAND_ADDR)) 62 j++; 63 } 64 switch (j) 65 { 66 case 0: 67 printf ("printf(\" %s\\n\");\n",opcode->name); 68 break; 69 case 1: 70 printf ("printf(\" %s\\t%%x\\n\",OP[0]);\n",opcode->name); 71 break; 72 case 2: 73 printf ("printf(\" %s\\t%%x,%%x\\n\",OP[0],OP[1]);\n",opcode->name); 74 break; 75 case 3: 76 printf ("printf(\" %s\\t%%x,%%x,%%x\\n\",OP[0],OP[1],OP[2]);\n",opcode->name); 77 break; 78 default: 79 fprintf (stderr,"Too many operands: %d\n",j); 80 } 81 printf ("}\n\n"); 82 } 83 } 84} 85 86 87long Opcodes[512]; 88static int curop=0; 89 90check_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: %x\n",op); 97} 98 99 100static void 101write_opcodes () 102{ 103 struct d10v_opcode *opcode; 104 int i, j; 105 106 /* write out opcode table */ 107 printf ("#include \"d10v_sim.h\"\n"); 108 printf ("#include \"simops.h\"\n\n"); 109 printf ("struct simops Simops[] = {\n"); 110 111 for (opcode = (struct d10v_opcode *)d10v_opcodes; opcode->name; opcode++) 112 { 113 if (opcode->format != OPCODE_FAKE) 114 { 115 printf (" { %ld,%d,%ld,%d,%d,%d,%d,OP_%X,", opcode->opcode, 116 (opcode->format & LONG_OPCODE) ? 1 : 0, opcode->mask, opcode->format, 117 opcode->cycles, opcode->unit, opcode->exec_type, opcode->opcode); 118 119 /* REMOVE ME */ 120 check_opcodes (opcode->opcode); 121 Opcodes[curop++] = opcode->opcode; 122 123 j = 0; 124 for (i=0;i<6;i++) 125 { 126 int flags = d10v_operands[opcode->operands[i]].flags; 127 if ((flags & OPERAND_REG) || (flags & OPERAND_NUM) || (flags & OPERAND_ADDR)) 128 j++; 129 } 130 printf ("%d,",j); 131 132 j = 0; 133 for (i=0;i<6;i++) 134 { 135 int flags = d10v_operands[opcode->operands[i]].flags; 136 int shift = d10v_operands[opcode->operands[i]].shift; 137 if ((flags & OPERAND_REG) || (flags & OPERAND_NUM)|| (flags & OPERAND_ADDR)) 138 { 139 if (j == 0) 140 printf ("{"); 141 else 142 printf (", "); 143 if ((flags & OPERAND_REG) && (opcode->format == LONG_L)) 144 shift += 15; 145 printf ("%d,%d,%d",shift,d10v_operands[opcode->operands[i]].bits,flags); 146 j = 1; 147 } 148 } 149 if (j) 150 printf ("}"); 151 printf ("},\n"); 152 } 153 } 154 printf ("{ 0,0,0,0,0,0,0,(void (*)(void))0,0,{0,0,0}},\n};\n"); 155} 156