// Copyright 2014 Paul Sokolovsky.
// Use of this source code is governed by a BSD-style
// license that can be found in the LICENSE file.

#include "re1.5.h"

void re1_5_dumpcode(ByteProg *prog)
{
 int pc = 0;
 char *code = prog->insts;
 while (pc < prog->bytelen) {
 printf("%2d: ", pc);
 switch(code[pc++]) {
 default:
 assert(0);
// re1_5_fatal("printprog");
 case Split:
 printf("split %d (%d)\n", pc + (signed char)code[pc] + 1, (signed char)code[pc]);
 pc++;
 break;
 case RSplit:
 printf("rsplit %d (%d)\n", pc + (signed char)code[pc] + 1, (signed char)code[pc]);
 pc++;
 break;
 case Jmp:
 printf("jmp %d (%d)\n", pc + (signed char)code[pc] + 1, (signed char)code[pc]);
 pc++;
 break;
 case Char:
 printf("char %c\n", code[pc++]);
 break;
 case Any:
 printf("any\n");
 break;
 case Class:
 case ClassNot: {
 int num = code[pc];
 printf("class%s %d", (code[pc - 1] == ClassNot ? "not" : ""), num);
 pc++;
 while (num--) {
 printf(" 0x%02x-0x%02x", code[pc], code[pc + 1]);
 pc += 2;
 }
 printf("\n");
 break;
 }
 case NamedClass:
 printf("namedclass %c\n", code[pc++]);
 break;
 case Match:
 printf("match\n");
 break;
 case Save:
 printf("save %d\n", (unsigned char)code[pc++]);
 break;
 case Bol:
 printf("assert bol\n");
 break;
 case Eol:
 printf("assert eol\n");
 break;
 }
 }
 printf("Bytes: %d, insts: %d\n", prog->bytelen, prog->len);
}