}
}
-static void add_register_req_out(ir_node *node)
-{
- backend_info_t *info = be_get_info(node);
- reg_out_info_t out_info;
- memset(&out_info, 0, sizeof(out_info));
- out_info.req = arch_no_register_req;
- ARR_APP1(reg_out_info_t, info->out_infos, out_info);
-}
-
static void add_register_req_in(ir_node *node)
{
backend_info_t *info = be_get_info(node);
attr = (be_node_attr_t*) get_irn_generic_attr(irn);
attr->exc.pin_state = op_pin_state_pinned;
for (i = 0; i < n; ++i) {
- be_node_set_reg_class_in(irn, i, cls);
- be_node_set_reg_class_out(irn, i, cls);
+ const ir_node *input = in[i];
+ const arch_register_req_t *req = arch_get_irn_register_req(input);
+ if (req->width == 1) {
+ be_set_constr_in(irn, i, cls->class_req);
+ be_set_constr_out(irn, i, cls->class_req);
+ } else {
+ arch_register_req_t *new_req = allocate_reg_req(irn);
+ new_req->cls = cls;
+ new_req->type = (req->type & arch_register_req_type_aligned);
+ new_req->width = req->width;
+ be_set_constr_in(irn, i, new_req);
+ be_set_constr_out(irn, i, new_req);
+ }
}
return irn;
{
be_return_attr_t *a;
ir_node *res;
- int i;
- res = new_ir_node(dbg, irg, block, op_be_Return, mode_X, -1, NULL);
- init_node_attr(res, -1, 1);
- for (i = 0; i < n; ++i) {
- add_irn_n(res, in[i]);
- add_register_req_in(res);
- }
+ res = new_ir_node(dbg, irg, block, op_be_Return, mode_X, n, in);
+ init_node_attr(res, n, 1);
be_set_constr_out(res, 0, arch_no_register_req);
a = (be_return_attr_t*)get_irn_generic_attr(res);
a->emit_pop = emit_pop;
}
-int be_Return_append_node(ir_node *ret, ir_node *node)
-{
- int pos;
-
- pos = add_irn_n(ret, node);
- add_register_req_in(ret);
-
- return pos;
-}
-
ir_node *be_new_IncSP(const arch_register_t *sp, ir_node *bl,
ir_node *old_sp, int offset, int align)
{
in[0] = old_sp;
irn = new_ir_node(NULL, irg, bl, op_be_IncSP, sp->reg_class->mode,
- sizeof(in) / sizeof(in[0]), in);
+ ARRAY_SIZE(in), in);
init_node_attr(irn, 1, 1);
a = (be_incsp_attr_t*)get_irn_generic_attr(irn);
a->offset = offset;
ir_node *be_new_Start(dbg_info *dbgi, ir_node *bl, int n_outs)
{
ir_node *res;
- int i;
ir_graph *irg = get_Block_irg(bl);
be_node_attr_t *attr;
res = new_ir_node(dbgi, irg, bl, op_be_Start, mode_T, 0, NULL);
- init_node_attr(res, 0, -1);
+ init_node_attr(res, 0, n_outs);
attr = (be_node_attr_t*) get_irn_generic_attr(res);
attr->exc.pin_state = op_pin_state_pinned;
- for (i = 0; i < n_outs; ++i) {
- add_register_req_out(res);
- }
return res;
}
return a->align;
}
-static arch_irn_class_t be_node_classify(const ir_node *irn)
-{
- switch (get_irn_opcode(irn)) {
- case beo_Spill: return arch_irn_class_spill;
- case beo_Reload: return arch_irn_class_reload;
- case beo_Perm: return arch_irn_class_perm;
- case beo_Copy: return arch_irn_class_copy;
- default: return arch_irn_class_none;
- }
-}
-
static ir_entity *be_node_get_frame_entity(const ir_node *irn)
{
return be_get_frame_entity(irn);
/* for be nodes */
static const arch_irn_ops_t be_node_irn_ops = {
- be_node_classify,
be_node_get_frame_entity,
be_node_set_frame_offset,
be_node_get_sp_bias,
int i = get_start_reg_index(irg, reg);
ir_node *start = get_irg_start(irg);
ir_mode *mode = arch_register_class_mode(arch_register_get_class(reg));
- const ir_edge_t *edge;
foreach_out_edge(start, edge) {
ir_node *proj = get_edge_src_irn(edge);
panic("Tried querying undefined register '%s' at Return", reg->name);
}
-static arch_irn_class_t dummy_classify(const ir_node *node)
-{
- (void) node;
- return arch_irn_class_none;
-}
-
static ir_entity* dummy_get_frame_entity(const ir_node *node)
{
(void) node;
{
(void) node;
(void) bias;
- panic("dummy_set_frame_offset() should not be called");
+ panic("should not be called");
}
static int dummy_get_sp_bias(const ir_node *node)
/* for "middleend" nodes */
static const arch_irn_ops_t dummy_be_irn_ops = {
- dummy_classify,
dummy_get_frame_entity,
dummy_set_frame_offset,
dummy_get_sp_bias,
ir_node *be_new_Phi(ir_node *block, int n_ins, ir_node **ins, ir_mode *mode,
- const arch_register_class_t *cls)
+ const arch_register_req_t *req)
{
- const arch_register_req_t *req;
ir_graph *irg = get_irn_irg(block);
struct obstack *obst = be_get_be_obst(irg);
backend_info_t *info;
memset(info->out_infos, 0, 1 * sizeof(info->out_infos[0]));
info->in_reqs = OALLOCN(obst, const arch_register_req_t*, n_ins);
- if (cls == NULL) {
- req = arch_no_register_req;
- } else {
- req = cls->class_req;
- }
info->out_infos[0].req = req;
for (i = 0; i < n_ins; ++i) {
info->in_reqs[i] = req;
assert(mode_is_datab(get_irn_mode(node)));
}
-void be_dump_phi_reg_reqs(FILE *F, ir_node *node, dump_reason_t reason)
+void be_dump_phi_reg_reqs(FILE *F, const ir_node *node, dump_reason_t reason)
{
switch (reason) {
case dump_node_opcode_txt:
}
static const arch_irn_ops_t phi_irn_ops = {
- dummy_classify,
dummy_get_frame_entity,
dummy_set_frame_offset,
dummy_get_sp_bias,
/**
* ir_op-Operation: dump a be node to file
*/
-static void dump_node(FILE *f, ir_node *irn, dump_reason_t reason)
+static void dump_node(FILE *f, const ir_node *irn, dump_reason_t reason)
{
assert(is_be_node(irn));
}
}
-static const ir_op_ops be_node_op_ops = {
- firm_default_hash,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- NULL,
- copy_attr,
- NULL,
- NULL,
- NULL,
- NULL,
- dump_node,
- NULL,
- &be_node_irn_ops
-};
-
int is_be_node(const ir_node *irn)
{
return get_op_ops(get_irn_op(irn))->be_ops == &be_node_irn_ops;
}
+static ir_op *new_be_op(unsigned code, const char *name, op_pin_state p,
+ irop_flags flags, op_arity opar, size_t attr_size)
+{
+ ir_op *res = new_ir_op(code, name, p, flags, opar, 0, attr_size);
+ res->ops.dump_node = dump_node;
+ res->ops.copy_attr = copy_attr;
+ res->ops.be_ops = &be_node_irn_ops;
+ return res;
+}
+
void be_init_op(void)
{
unsigned opc;
+ assert(op_be_Spill == NULL);
+
/* Acquire all needed opcodes. */
- op_be_Spill = new_ir_op(beo_Spill, "be_Spill", op_pin_state_exc_pinned, irop_flag_none, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_Reload = new_ir_op(beo_Reload, "be_Reload", op_pin_state_exc_pinned, irop_flag_none, oparity_zero, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
- op_be_Perm = new_ir_op(beo_Perm, "be_Perm", op_pin_state_exc_pinned, irop_flag_none, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_MemPerm = new_ir_op(beo_MemPerm, "be_MemPerm", op_pin_state_exc_pinned, irop_flag_none, oparity_variable, 0, sizeof(be_memperm_attr_t), &be_node_op_ops);
- op_be_Copy = new_ir_op(beo_Copy, "be_Copy", op_pin_state_exc_pinned, irop_flag_none, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_Keep = new_ir_op(beo_Keep, "be_Keep", op_pin_state_exc_pinned, irop_flag_keep, oparity_dynamic, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_CopyKeep = new_ir_op(beo_CopyKeep, "be_CopyKeep", op_pin_state_exc_pinned, irop_flag_keep, oparity_variable, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_Call = new_ir_op(beo_Call, "be_Call", op_pin_state_exc_pinned, irop_flag_fragile|irop_flag_uses_memory, oparity_variable, 0, sizeof(be_call_attr_t), &be_node_op_ops);
- ir_op_set_fragile_indices(op_be_Call, n_be_Call_mem, pn_be_Call_X_regular, pn_be_Call_X_except);
- op_be_Return = new_ir_op(beo_Return, "be_Return", op_pin_state_exc_pinned, irop_flag_cfopcode, oparity_dynamic, 0, sizeof(be_return_attr_t), &be_node_op_ops);
- op_be_AddSP = new_ir_op(beo_AddSP, "be_AddSP", op_pin_state_exc_pinned, irop_flag_none, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_SubSP = new_ir_op(beo_SubSP, "be_SubSP", op_pin_state_exc_pinned, irop_flag_none, oparity_unary, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_IncSP = new_ir_op(beo_IncSP, "be_IncSP", op_pin_state_exc_pinned, irop_flag_none, oparity_unary, 0, sizeof(be_incsp_attr_t), &be_node_op_ops);
- op_be_Start = new_ir_op(beo_Start, "be_Start", op_pin_state_exc_pinned, irop_flag_none, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops);
- op_be_FrameAddr = new_ir_op(beo_FrameAddr, "be_FrameAddr", op_pin_state_exc_pinned, irop_flag_none, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
+ op_be_Spill = new_be_op(beo_Spill, "be_Spill", op_pin_state_exc_pinned, irop_flag_none, oparity_unary, sizeof(be_frame_attr_t));
+ op_be_Reload = new_be_op(beo_Reload, "be_Reload", op_pin_state_exc_pinned, irop_flag_none, oparity_zero, sizeof(be_frame_attr_t));
+ op_be_Perm = new_be_op(beo_Perm, "be_Perm", op_pin_state_exc_pinned, irop_flag_none, oparity_variable, sizeof(be_node_attr_t));
+ op_be_MemPerm = new_be_op(beo_MemPerm, "be_MemPerm", op_pin_state_exc_pinned, irop_flag_none, oparity_variable, sizeof(be_memperm_attr_t));
+ op_be_Copy = new_be_op(beo_Copy, "be_Copy", op_pin_state_exc_pinned, irop_flag_none, oparity_unary, sizeof(be_node_attr_t));
+ op_be_Keep = new_be_op(beo_Keep, "be_Keep", op_pin_state_exc_pinned, irop_flag_keep, oparity_dynamic, sizeof(be_node_attr_t));
+ op_be_CopyKeep = new_be_op(beo_CopyKeep, "be_CopyKeep", op_pin_state_exc_pinned, irop_flag_keep, oparity_variable, sizeof(be_node_attr_t));
+ op_be_Call = new_be_op(beo_Call, "be_Call", op_pin_state_exc_pinned, irop_flag_fragile|irop_flag_uses_memory, oparity_variable, sizeof(be_call_attr_t));
+ ir_op_set_memory_index(op_be_Call, n_be_Call_mem);
+ ir_op_set_fragile_indices(op_be_Call, pn_be_Call_X_regular, pn_be_Call_X_except);
+ op_be_Return = new_be_op(beo_Return, "be_Return", op_pin_state_exc_pinned, irop_flag_cfopcode, oparity_variable, sizeof(be_return_attr_t));
+ op_be_AddSP = new_be_op(beo_AddSP, "be_AddSP", op_pin_state_exc_pinned, irop_flag_none, oparity_unary, sizeof(be_node_attr_t));
+ op_be_SubSP = new_be_op(beo_SubSP, "be_SubSP", op_pin_state_exc_pinned, irop_flag_none, oparity_unary, sizeof(be_node_attr_t));
+ op_be_IncSP = new_be_op(beo_IncSP, "be_IncSP", op_pin_state_exc_pinned, irop_flag_none, oparity_unary, sizeof(be_incsp_attr_t));
+ op_be_Start = new_be_op(beo_Start, "be_Start", op_pin_state_exc_pinned, irop_flag_none, oparity_zero, sizeof(be_node_attr_t));
+ op_be_FrameAddr = new_be_op(beo_FrameAddr, "be_FrameAddr", op_pin_state_exc_pinned, irop_flag_none, oparity_unary, sizeof(be_frame_attr_t));
op_be_Spill->ops.node_cmp_attr = FrameAddr_cmp_attr;
op_be_Reload->ops.node_cmp_attr = FrameAddr_cmp_attr;
/* attach out dummy_ops to middle end nodes */
for (opc = iro_First; opc <= iro_Last; ++opc) {
- ir_op *op = get_irp_opcode(opc);
+ ir_op *op = ir_get_opcode(opc);
assert(op->ops.be_ops == NULL);
op->ops.be_ops = &dummy_be_irn_ops;
}
op_Phi->ops.be_ops = &phi_irn_ops;
}
+
+void be_finish_op(void)
+{
+ free_ir_op(op_be_Spill); op_be_Spill = NULL;
+ free_ir_op(op_be_Reload); op_be_Reload = NULL;
+ free_ir_op(op_be_Perm); op_be_Perm = NULL;
+ free_ir_op(op_be_MemPerm); op_be_MemPerm = NULL;
+ free_ir_op(op_be_Copy); op_be_Copy = NULL;
+ free_ir_op(op_be_Keep); op_be_Keep = NULL;
+ free_ir_op(op_be_CopyKeep); op_be_CopyKeep = NULL;
+ free_ir_op(op_be_Call); op_be_Call = NULL;
+ free_ir_op(op_be_Return); op_be_Return = NULL;
+ free_ir_op(op_be_IncSP); op_be_IncSP = NULL;
+ free_ir_op(op_be_AddSP); op_be_AddSP = NULL;
+ free_ir_op(op_be_SubSP); op_be_SubSP = NULL;
+ free_ir_op(op_be_Start); op_be_Start = NULL;
+ free_ir_op(op_be_FrameAddr); op_be_FrameAddr = NULL;
+}
projects / libfirm / blobdiff