* Backend node support for generic backend nodes.
* This file provides Perm, Copy, Spill and Reload nodes.
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
#include <stdlib.h>
#include "offset.h"
#include "bitfiddle.h"
#include "raw_bitset.h"
+#include "error.h"
+#include "array_t.h"
#include "irop_t.h"
#include "irmode_t.h"
}
static void
-be_node_set_irn_reg(const void *self, ir_node *irn, const arch_register_t *reg)
+be_node_set_irn_reg(ir_node *irn, const arch_register_t *reg)
{
be_reg_data_t *r = retrieve_reg_data(irn);
- (void) self;
r->reg = reg;
}
void be_Perm_reduce(ir_node *perm, int new_size, int *map)
{
- ir_graph *irg = get_irn_irg(perm);
- int arity = get_irn_arity(perm);
- be_reg_data_t *old_data = alloca(arity * sizeof(old_data[0]));
- be_node_attr_t *attr = get_irn_attr(perm);
- ir_node **new_in = NEW_ARR_D(ir_node *, irg->obst, new_size);
+ int arity = get_irn_arity(perm);
+ be_reg_data_t *old_data = alloca(arity * sizeof(old_data[0]));
+ be_node_attr_t *attr = get_irn_attr(perm);
+ ir_node **new_in;
int i;
assert(be_is_Perm(perm));
assert(new_size <= arity);
+ NEW_ARR_A(ir_node *, new_in, new_size);
+
/* save the old register data */
memcpy(old_data, attr->reg_data, arity * sizeof(old_data[0]));
{
int i;
ir_node *frame = get_irg_frame(irg);
- const arch_register_class_t *cls_frame = arch_get_irn_reg_class(arch_env, frame, -1);
+ const arch_register_class_t *cls_frame = arch_get_irn_reg_class(frame, -1);
ir_node *irn;
- const arch_register_t *sp = arch_env->isa->sp;
+ const arch_register_t *sp = arch_env->sp;
be_memperm_attr_t *attr;
ir_node **real_in;
/* Set output constraint to stack register. */
be_node_set_reg_class(irn, 0, sp->reg_class);
be_set_constr_single_reg(irn, BE_OUT_POS(0), sp);
- be_node_set_irn_reg(NULL, irn, sp);
+ be_node_set_irn_reg(irn, sp);
return irn;
}
be_node_attr_t *a;
ir_node *irn;
ir_node *in[be_pos_AddSP_last];
- const arch_register_class_t *class;
+ const arch_register_class_t *cls;
in[be_pos_AddSP_old_sp] = old_sp;
in[be_pos_AddSP_size] = sz;
be_set_constr_single_reg(irn, OUT_POS(pn_be_AddSP_sp), sp);
a->reg_data[pn_be_AddSP_sp].reg = sp;
- class = arch_register_get_class(sp);
- be_node_set_reg_class(irn, OUT_POS(pn_be_AddSP_res), class);
+ cls = arch_register_get_class(sp);
+ be_node_set_reg_class(irn, OUT_POS(pn_be_AddSP_res), cls);
return irn;
}
return res;
}
-ir_node *be_RegParams_append_out_reg(ir_node *regparams,
- const arch_env_t *arch_env,
- const arch_register_t *reg)
-{
- ir_graph *irg = get_irn_irg(regparams);
- ir_node *block = get_nodes_block(regparams);
- be_node_attr_t *attr = get_irn_attr(regparams);
- const arch_register_class_t *cls = arch_register_get_class(reg);
- ir_mode *mode = arch_register_class_mode(cls);
- int n = ARR_LEN(attr->reg_data);
- ir_node *proj;
-
- assert(be_is_RegParams(regparams));
- proj = new_r_Proj(irg, block, regparams, mode, n);
- add_register_req(regparams);
- be_set_constr_single_reg(regparams, BE_OUT_POS(n), reg);
- arch_set_irn_register(arch_env, proj, reg);
-
- /* TODO decide, whether we need to set ignore/modify sp flags here? */
-
- return proj;
-}
-
ir_node *be_new_FrameAddr(const arch_register_class_t *cls_frame, ir_graph *irg, ir_node *bl, ir_node *frame, ir_entity *ent)
{
be_frame_attr_t *a;
arch_register_req_t *r = get_req(node, pos);
assert(arch_register_req_is(req, limited));
- assert(! (req->type & (arch_register_req_type_should_be_same | arch_register_req_type_should_be_different)));
+ assert(!(req->type & (arch_register_req_type_should_be_same | arch_register_req_type_must_be_different)));
memcpy(r, req, sizeof(r[0]));
r->limited = rbitset_duplicate_obstack_alloc(obst, req->limited, req->cls->n_regs);
}
return a->align;
}
-ir_node *be_spill(const arch_env_t *arch_env, ir_node *block, ir_node *irn)
+ir_node *be_spill(ir_node *block, ir_node *irn)
{
ir_graph *irg = get_irn_irg(block);
ir_node *frame = get_irg_frame(irg);
- const arch_register_class_t *cls = arch_get_irn_reg_class(arch_env, irn, -1);
- const arch_register_class_t *cls_frame = arch_get_irn_reg_class(arch_env, frame, -1);
+ const arch_register_class_t *cls = arch_get_irn_reg_class(irn, -1);
+ const arch_register_class_t *cls_frame = arch_get_irn_reg_class(frame, -1);
ir_node *spill;
spill = be_new_Spill(cls, cls_frame, irg, block, frame, irn);
return spill;
}
-ir_node *be_reload(const arch_env_t *arch_env, const arch_register_class_t *cls, ir_node *insert, ir_mode *mode, ir_node *spill)
+ir_node *be_reload(const arch_register_class_t *cls, ir_node *insert, ir_mode *mode, ir_node *spill)
{
ir_node *reload;
ir_node *bl = is_Block(insert) ? insert : get_nodes_block(insert);
ir_graph *irg = get_irn_irg(bl);
ir_node *frame = get_irg_frame(irg);
- const arch_register_class_t *cls_frame = arch_get_irn_reg_class(arch_env, frame, -1);
+ const arch_register_class_t *cls_frame = arch_get_irn_reg_class(frame, -1);
assert(be_is_Spill(spill) || (is_Phi(spill) && get_irn_mode(spill) == mode_M));
reload = be_new_Reload(cls, cls_frame, irg, bl, frame, spill, mode);
if (is_Block(insert)) {
- insert = sched_skip(insert, 0, sched_skip_cf_predicator, (void *) arch_env);
+ insert = sched_skip(insert, 0, sched_skip_cf_predicator, NULL);
sched_add_after(insert, reload);
} else {
sched_add_before(insert, reload);
}
static const arch_register_req_t *
-be_node_get_irn_reg_req(const void *self, const ir_node *irn, int pos)
+be_node_get_irn_reg_req(const ir_node *irn, int pos)
{
int out_pos = pos;
- (void) self;
if (pos < 0) {
if (get_irn_mode(irn) == mode_T)
return arch_no_register_req;
}
const arch_register_t *
-be_node_get_irn_reg(const void *self, const ir_node *irn)
+be_node_get_irn_reg(const ir_node *irn)
{
be_reg_data_t *r;
- (void) self;
if (get_irn_mode(irn) == mode_T)
return NULL;
r = retrieve_reg_data(irn);
return r->reg;
}
-static arch_irn_class_t be_node_classify(const void *self, const ir_node *irn)
+static arch_irn_class_t be_node_classify(const ir_node *irn)
{
- (void) self;
-
restart:
switch (get_irn_opcode(irn)) {
#define XXX(a,b) case a: return b
return 0;
}
-static arch_irn_flags_t be_node_get_flags(const void *self, const ir_node *node)
+static arch_irn_flags_t be_node_get_flags(const ir_node *node)
{
be_req_t *bereq;
int pos = -1;
- (void) self;
if(is_Proj(node)) {
pos = OUT_POS(get_Proj_proj(node));
return bereq->flags;
}
-static ir_entity *be_node_get_frame_entity(const void *self, const ir_node *irn)
+static ir_entity *be_node_get_frame_entity(const ir_node *irn)
{
- (void) self;
return be_get_frame_entity(irn);
}
-static void be_node_set_frame_entity(const void *self, ir_node *irn, ir_entity *ent)
+static void be_node_set_frame_entity(ir_node *irn, ir_entity *ent)
{
be_frame_attr_t *a;
- (void) self;
assert(be_has_frame_entity(irn));
a->ent = ent;
}
-static void be_node_set_frame_offset(const void *self, ir_node *irn, int offset)
+static void be_node_set_frame_offset(ir_node *irn, int offset)
{
- (void) self;
if(be_has_frame_entity(irn)) {
be_frame_attr_t *a = get_irn_attr(irn);
a->offset = offset;
}
}
-static int be_node_get_sp_bias(const void *self, const ir_node *irn)
+static int be_node_get_sp_bias(const ir_node *irn)
{
- (void) self;
if(be_is_IncSP(irn))
return be_get_IncSP_offset(irn);
if(be_is_Call(irn))
/* Matze: don't we unnecessary constraint our phis with this?
* we only need to take the regclass IMO*/
if(!is_Phi(op))
- return arch_get_register_req(phi_handler.arch_env, op, BE_OUT_POS(0));
+ return arch_get_register_req(op, BE_OUT_POS(0));
}
/*
}
static
-const arch_register_req_t *phi_get_irn_reg_req(const void *self,
- const ir_node *irn, int pos)
+const arch_register_req_t *phi_get_irn_reg_req(const ir_node *irn, int pos)
{
phi_attr_t *attr;
- (void) self;
(void) pos;
if(!mode_is_datab(get_irn_mode(irn)))
return &attr->req;
}
-void be_set_phi_reg_req(const arch_env_t *arch_env, ir_node *node,
- const arch_register_req_t *req)
+void be_set_phi_reg_req(ir_node *node, const arch_register_req_t *req)
{
phi_attr_t *attr;
- (void) arch_env;
assert(mode_is_datab(get_irn_mode(node)));
memcpy(&attr->req, req, sizeof(req[0]));
}
-void be_set_phi_flags(const arch_env_t *arch_env, ir_node *node,
- arch_irn_flags_t flags)
+void be_set_phi_flags(ir_node *node, arch_irn_flags_t flags)
{
phi_attr_t *attr;
- (void) arch_env;
assert(mode_is_datab(get_irn_mode(node)));
attr->flags = flags;
}
-static
-void phi_set_irn_reg(const void *self, ir_node *irn, const arch_register_t *reg)
+static void phi_set_irn_reg(ir_node *irn, const arch_register_t *reg)
{
phi_attr_t *attr = get_Phi_attr(irn);
- (void) self;
attr->reg = reg;
}
-static
-const arch_register_t *phi_get_irn_reg(const void *self, const ir_node *irn)
+static const arch_register_t *phi_get_irn_reg(const ir_node *irn)
{
phi_attr_t *attr = get_Phi_attr(irn);
- (void) self;
return attr->reg;
}
-static
-arch_irn_class_t phi_classify(const void *self, const ir_node *irn)
+static arch_irn_class_t phi_classify(const ir_node *irn)
{
- (void) self;
(void) irn;
return arch_irn_class_normal;
}
-static
-arch_irn_flags_t phi_get_flags(const void *self, const ir_node *irn)
+static arch_irn_flags_t phi_get_flags(const ir_node *irn)
{
phi_attr_t *attr = get_Phi_attr(irn);
- (void) self;
return attr->flags;
}
-static
-ir_entity *phi_get_frame_entity(const void *self, const ir_node *irn)
+static ir_entity *phi_get_frame_entity(const ir_node *irn)
{
- (void) self;
(void) irn;
return NULL;
}
-static
-void phi_set_frame_entity(const void *self, ir_node *irn, ir_entity *ent)
+static void phi_set_frame_entity(ir_node *irn, ir_entity *ent)
{
- (void) self;
(void) irn;
(void) ent;
- assert(0);
+ panic("phi_set_frame_entity() should not be called");
}
-static
-void phi_set_frame_offset(const void *self, ir_node *irn, int bias)
+static void phi_set_frame_offset(ir_node *irn, int bias)
{
- (void) self;
(void) irn;
(void) bias;
- assert(0);
+ panic("phi_set_frame_offset() should not be called");
}
-static
-int phi_get_sp_bias(const void* self, const ir_node *irn)
+static int phi_get_sp_bias(const ir_node *irn)
{
- (void) self;
(void) irn;
return 0;
}
void be_phi_handler_new(be_main_env_t *env)
{
- phi_handler.arch_env = &env->arch_env;
+ phi_handler.arch_env = env->arch_env;
phi_handler.phi_attrs = pmap_create();
op_Phi->ops.be_ops = &phi_irn_ops;
}
}
static const ir_op_ops be_node_op_ops = {
+ firm_default_hash,
+ NULL,
+ NULL,
+ NULL,
NULL,
NULL,
NULL,