goto end;
case REG_STRING:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
insn->op = FILTER_OP_EQ_STRING;
break;
case REG_S64:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
if (vstack_bx(stack)->type == REG_S64)
insn->op = FILTER_OP_EQ_S64;
else
insn->op = FILTER_OP_EQ_DOUBLE_S64;
break;
case REG_DOUBLE:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
if (vstack_bx(stack)->type == REG_S64)
insn->op = FILTER_OP_EQ_S64_DOUBLE;
else
insn->op = FILTER_OP_EQ_DOUBLE;
break;
+ case REG_UNKNOWN:
+ break; /* Dynamic typing. */
}
/* Pop 2, push 1 */
if (vstack_pop(stack)) {
goto end;
case REG_STRING:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
insn->op = FILTER_OP_NE_STRING;
break;
case REG_S64:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
if (vstack_bx(stack)->type == REG_S64)
insn->op = FILTER_OP_NE_S64;
else
insn->op = FILTER_OP_NE_DOUBLE_S64;
break;
case REG_DOUBLE:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
if (vstack_bx(stack)->type == REG_S64)
insn->op = FILTER_OP_NE_S64_DOUBLE;
else
insn->op = FILTER_OP_NE_DOUBLE;
break;
+ case REG_UNKNOWN:
+ break; /* Dynamic typing. */
}
/* Pop 2, push 1 */
if (vstack_pop(stack)) {
goto end;
case REG_STRING:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
insn->op = FILTER_OP_GT_STRING;
break;
case REG_S64:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
if (vstack_bx(stack)->type == REG_S64)
insn->op = FILTER_OP_GT_S64;
else
insn->op = FILTER_OP_GT_DOUBLE_S64;
break;
case REG_DOUBLE:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
if (vstack_bx(stack)->type == REG_S64)
insn->op = FILTER_OP_GT_S64_DOUBLE;
else
insn->op = FILTER_OP_GT_DOUBLE;
break;
+ case REG_UNKNOWN:
+ break; /* Dynamic typing. */
}
/* Pop 2, push 1 */
if (vstack_pop(stack)) {
goto end;
case REG_STRING:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
insn->op = FILTER_OP_LT_STRING;
break;
case REG_S64:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
if (vstack_bx(stack)->type == REG_S64)
insn->op = FILTER_OP_LT_S64;
else
insn->op = FILTER_OP_LT_DOUBLE_S64;
break;
case REG_DOUBLE:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
if (vstack_bx(stack)->type == REG_S64)
insn->op = FILTER_OP_LT_S64_DOUBLE;
else
insn->op = FILTER_OP_LT_DOUBLE;
break;
+ case REG_UNKNOWN:
+ break; /* Dynamic typing. */
}
/* Pop 2, push 1 */
if (vstack_pop(stack)) {
goto end;
case REG_STRING:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
insn->op = FILTER_OP_GE_STRING;
break;
case REG_S64:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
if (vstack_bx(stack)->type == REG_S64)
insn->op = FILTER_OP_GE_S64;
else
insn->op = FILTER_OP_GE_DOUBLE_S64;
break;
case REG_DOUBLE:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
if (vstack_bx(stack)->type == REG_S64)
insn->op = FILTER_OP_GE_S64_DOUBLE;
else
insn->op = FILTER_OP_GE_DOUBLE;
break;
+ case REG_UNKNOWN:
+ break; /* Dynamic typing. */
}
/* Pop 2, push 1 */
if (vstack_pop(stack)) {
goto end;
case REG_STRING:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
insn->op = FILTER_OP_LE_STRING;
break;
case REG_S64:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
if (vstack_bx(stack)->type == REG_S64)
insn->op = FILTER_OP_LE_S64;
else
insn->op = FILTER_OP_LE_DOUBLE_S64;
break;
case REG_DOUBLE:
+ if (vstack_bx(stack)->type == REG_UNKNOWN)
+ break;
if (vstack_bx(stack)->type == REG_S64)
insn->op = FILTER_OP_LE_S64_DOUBLE;
else
insn->op = FILTER_OP_LE_DOUBLE;
break;
+ case REG_UNKNOWN:
+ break; /* Dynamic typing. */
}
vstack_ax(stack)->type = REG_S64;
next_pc += sizeof(struct binary_op);
case REG_DOUBLE:
insn->op = FILTER_OP_UNARY_PLUS_DOUBLE;
break;
+ case REG_UNKNOWN: /* Dynamic typing. */
+ break;
}
/* Pop 1, push 1 */
next_pc += sizeof(struct unary_op);
case REG_DOUBLE:
insn->op = FILTER_OP_UNARY_MINUS_DOUBLE;
break;
+ case REG_UNKNOWN: /* Dynamic typing. */
+ break;
}
/* Pop 1, push 1 */
next_pc += sizeof(struct unary_op);
case REG_DOUBLE:
insn->op = FILTER_OP_UNARY_NOT_DOUBLE;
break;
+ case REG_UNKNOWN: /* Dynamic typing. */
+ break;
}
/* Pop 1, push 1 */
next_pc += sizeof(struct unary_op);
/* get context ref */
case FILTER_OP_GET_CONTEXT_REF:
{
- ERR("Unknown get context ref type\n");
- ret = -EINVAL;
- goto end;
+ if (vstack_push(stack)) {
+ ret = -EINVAL;
+ goto end;
+ }
+ vstack_ax(stack)->type = REG_UNKNOWN;
+ next_pc += sizeof(struct load_op) + sizeof(struct field_ref);
+ break;
}
case FILTER_OP_LOAD_FIELD_REF_STRING:
case FILTER_OP_LOAD_FIELD_REF_SEQUENCE:
case REG_DOUBLE:
insn->op = FILTER_OP_CAST_DOUBLE_TO_S64;
break;
+ case REG_UNKNOWN:
+ break;
}
/* Pop 1, push 1 */
vstack_ax(stack)->type = REG_S64;