static int sparc_get_sp_bias(const ir_node *node)
{
if (be_is_IncSP(node))
return be_get_IncSP_offset(node);
if (is_sparc_Save(node)) {
const sparc_attr_t *attr = get_sparc_attr_const(node);
if (get_irn_arity(node) == 3)
panic("no support for _reg variant yet");
return -attr->immediate_value;
}
if (is_sparc_RestoreZero(node))
return SP_BIAS_RESET;
return 0;
}
/**
* Dumper interface for dumping sparc nodes in vcg.
* @param F the output file
* @param n the node to dump
* @param reason indicates which kind of information should be dumped
*/
static void sparc_dump_node(FILE *F, const ir_node *n, dump_reason_t reason)
{
switch (reason) {
case dump_node_opcode_txt:
fprintf(F, "%s", get_irn_opname(n));
break;
case dump_node_mode_txt:
break;
case dump_node_info_txt:
arch_dump_reqs_and_registers(F, n);
const sparc_attr_t *sparc_attr = get_sparc_attr_const(n);
if (sparc_attr->immediate_value_entity) {
ir_fprintf(F, "entity: %+F (offset %d)\n",
sparc_attr->immediate_value_entity,
sparc_attr->immediate_value);
} else {
ir_fprintf(F, "immediate value: %d\n", sparc_attr->immediate_value);
}
if (sparc_has_load_store_attr(n)) {
const sparc_load_store_attr_t *attr = get_sparc_load_store_attr_const(n);
ir_fprintf(F, "load store mode: %+F\n", attr->load_store_mode);
fprintf(F, "is frame entity: %s\n",
attr->is_frame_entity ? "true" : "false");
}
if (has_jmp_cond_attr(n)) {
const sparc_jmp_cond_attr_t *attr
= get_sparc_jmp_cond_attr_const(n);
fprintf(F, "relation: %d (%s)\n", (int)attr->relation,
get_relation_string(attr->relation));
fprintf(F, "unsigned: %s\n", attr->is_unsigned ? "true" : "false");
}
if (has_fp_attr(n)) {
const sparc_fp_attr_t *attr = get_sparc_fp_attr_const(n);
ir_fprintf(F, "fp_mode: %+F\n", attr->fp_mode);
}
if (has_fp_conv_attr(n)) {
const sparc_fp_conv_attr_t *attr = get_sparc_fp_conv_attr_const(n);
ir_fprintf(F, "conv from: %+F\n", attr->src_mode);
ir_fprintf(F, "conv to: %+F\n", attr->dest_mode);
}
break;
case dump_node_nodeattr_txt:
break;
}
}
ir_entity *sparc_get_frame_entity(const ir_node *node)
{
if (be_is_MemPerm(node))
return be_get_MemPerm_in_entity(node, 0);
if (is_sparc_FrameAddr(node)) {
const sparc_attr_t *attr = get_sparc_attr_const(node);
return attr->immediate_value_entity;
}
if (sparc_has_load_store_attr(node)) {
const sparc_load_store_attr_t *load_store_attr
= get_sparc_load_store_attr_const(node);
if (load_store_attr->is_frame_entity) {
return load_store_attr->base.immediate_value_entity;
}
}
return NULL;
}
