static const char *parse_def(RReg *reg, char **tok, const int n) {
RRegItem *item;
char *end;
int type;
if (n != 5 && n != 6)
return "Invalid syntax";
type = r_reg_type_by_name (tok[0]);
if (type < 0) {
return "Invalid register type";
}
item = R_NEW0 (RRegItem);
if (!item) return "Unable to allocate memory";
item->type = type;
item->name = strdup (tok[1]);
// All the numeric arguments are strictly checked
item->size = parse_size (tok[2], &end);
if (*end != '\0' || !item->size) {
r_reg_item_free (item);
return "Invalid size";
}
item->offset = parse_size (tok[3], &end);
if (*end != '\0') {
r_reg_item_free (item);
return "Invalid offset";
}
item->packed_size = parse_size (tok[4], &end);
if (*end != '\0') {
r_reg_item_free (item);
return "Invalid packed size";
}
// Dynamically update the list of supported bit sizes
reg->bits |= item->size;
// This is optional
if (n == 6)
item->flags = strdup (tok[5]);
// Don't allow duplicate registers
if (r_reg_get (reg, item->name, R_REG_TYPE_ALL)) {
r_reg_item_free (item);
return "Duplicate register definition";
}
/* Hack to put flags in the same arena as gpr */
if (type == R_REG_TYPE_FLG) {
type = R_REG_TYPE_GPR;
}
r_list_append (reg->regset[item->type].regs, item);
// Update the overall profile size
if (item->offset + item->size > reg->size) {
reg->size = item->offset + item->size;
}
return NULL;
}
static const char *parse_def(RReg *reg, char **tok, const int n) {
RRegItem *item;
char *end, *p;
int type, type2;
if (n != 5 && n != 6) {
return "Invalid syntax: Wrong number of columns";
}
p = strchr (tok[0], '@');
if (p) {
char *tok0 = strdup (tok[0]);
char *at = tok0 + (p - tok[0]);
*at++ = 0;
type = r_reg_type_by_name (tok0);
type2 = r_reg_type_by_name (at);
free (tok0);
} else {
type2 = type = r_reg_type_by_name (tok[0]);
if (type == R_REG_TYPE_FLG) {
type2 = R_REG_TYPE_GPR;
}
}
if (type < 0 || type2 < 0) {
return "Invalid register type";
}
item = R_NEW0 (RRegItem);
if (!item) {
return "Unable to allocate memory";
}
item->type = type;
item->arena = type2;
item->name = strdup (tok[1]);
// All the numeric arguments are strictly checked
item->size = parse_size (tok[2], &end);
if (*end != '\0' || !item->size) {
r_reg_item_free (item);
return "Invalid size";
}
item->offset = parse_size (tok[3], &end);
if (*end != '\0') {
r_reg_item_free (item);
return "Invalid offset";
}
item->packed_size = parse_size (tok[4], &end);
if (*end != '\0') {
r_reg_item_free (item);
return "Invalid packed size";
}
// Dynamically update the list of supported bit sizes
reg->bits |= item->size;
// This is optional
if (n == 6) {
item->flags = strdup (tok[5]);
}
// Don't allow duplicate registers
if (r_reg_get (reg, item->name, R_REG_TYPE_ALL)) {
r_reg_item_free (item);
return "Duplicate register definition";
}
/* Hack to put flags in the same arena as gpr */
if (type == R_REG_TYPE_FLG) {
type2 = R_REG_TYPE_GPR;
}
r_list_append (reg->regset[type2].regs, item);
// Update the overall profile size
if (item->offset + item->size > reg->size) {
reg->size = item->offset + item->size;
}
// Update the overall type of registers into a regset
reg->regset[type2].maskregstype |= ((int)1 << type);
return NULL;
}
