#include "util.h"
#include "debug.h"
#include "fourcc.h"
-#include "offset.h"
#include "bitfiddle.h"
#include "raw_bitset.h"
#include "error.h"
ir_op *op_be_IncSP;
ir_op *op_be_AddSP;
ir_op *op_be_SubSP;
-ir_op *op_be_RegParams;
+ir_op *op_be_Start;
ir_op *op_be_FrameAddr;
ir_op *op_be_Barrier;
*
* @return zero if both nodes have identically attributes
*/
-static int IncSP_cmp_attr(ir_node *a, ir_node *b) {
+static int IncSP_cmp_attr(ir_node *a, ir_node *b)
+{
const be_incsp_attr_t *a_attr = get_irn_attr_const(a);
const be_incsp_attr_t *b_attr = get_irn_attr_const(b);
be_node_set_reg_class_in(res, be_pos_Spill_frame, cls_frame);
be_node_set_reg_class_in(res, be_pos_Spill_val, cls);
-
/*
* For spills and reloads, we return "none" as requirement for frame
- * pointer, so every input is ok. Some backends need this (e.g. STA).
+ * pointer, so every input is ok. Some backends need this (STA).
* Matze: we should investigate if this is really needed, this solution
* looks very hacky to me
*/
be_set_constr_in(res, be_pos_Spill_frame, arch_no_register_req);
+ arch_set_out_register_req(res, 0, arch_no_register_req);
+
return res;
}
in[1] = mem;
res = new_ir_node(NULL, irg, block, op_be_Reload, mode, 2, in);
- init_node_attr(res, 2, 2);
+ init_node_attr(res, 2, 1);
be_node_set_reg_class_out(res, 0, cls);
+
be_node_set_reg_class_in(res, be_pos_Reload_frame, cls_frame);
arch_irn_set_flags(res, arch_irn_flags_rematerializable);
{
ir_graph *irg = get_Block_irg(bl);
ir_node *frame = get_irg_frame(irg);
- const arch_register_class_t *cls_frame = arch_get_irn_reg_class_out(frame);
const arch_register_t *sp = arch_env->sp;
ir_node *irn;
be_memperm_attr_t *attr;
ir_node **real_in;
- int i;
real_in = ALLOCAN(ir_node*, n + 1);
real_in[0] = frame;
memcpy(&real_in[1], in, n * sizeof(real_in[0]));
- irn = new_ir_node(NULL, irg, bl, op_be_MemPerm, mode_T, n+1, real_in);
+ irn = new_ir_node(NULL, irg, bl, op_be_MemPerm, mode_T, n+1, real_in);
- init_node_attr(irn, n + 1, n + 1);
+ init_node_attr(irn, n + 1, n);
be_node_set_reg_class_in(irn, 0, sp->reg_class);
- for (i = 0; i < n; ++i) {
- be_node_set_reg_class_in(irn, i + 1, cls_frame);
- be_node_set_reg_class_out(irn, i, cls_frame);
- }
- attr = get_irn_attr(irn);
+ attr = get_irn_attr(irn);
attr->in_entities = OALLOCNZ(irg->obst, ir_entity*, n);
attr->out_entities = OALLOCNZ(irg->obst, ir_entity*, n);
return res;
}
-ir_node *be_get_Copy_op(const ir_node *cpy) {
+ir_node *be_get_Copy_op(const ir_node *cpy)
+{
return get_irn_n(cpy, be_pos_Copy_op);
}
-void be_set_Copy_op(ir_node *cpy, ir_node *op) {
+void be_set_Copy_op(ir_node *cpy, ir_node *op)
+{
set_irn_n(cpy, be_pos_Copy_op, op);
}
}
/* Gets the call entity or NULL if this is no static call. */
-ir_entity *be_Call_get_entity(const ir_node *call) {
+ir_entity *be_Call_get_entity(const ir_node *call)
+{
const be_call_attr_t *a = get_irn_attr_const(call);
assert(be_is_Call(call));
return a->ent;
}
/* Sets the call entity. */
-void be_Call_set_entity(ir_node *call, ir_entity *ent) {
+void be_Call_set_entity(ir_node *call, ir_entity *ent)
+{
be_call_attr_t *a = get_irn_attr(call);
assert(be_is_Call(call));
a->ent = ent;
}
/* Gets the call type. */
-ir_type *be_Call_get_type(ir_node *call) {
+ir_type *be_Call_get_type(ir_node *call)
+{
const be_call_attr_t *a = get_irn_attr_const(call);
assert(be_is_Call(call));
return a->call_tp;
}
/* Sets the call type. */
-void be_Call_set_type(ir_node *call, ir_type *call_tp) {
+void be_Call_set_type(ir_node *call, ir_type *call_tp)
+{
be_call_attr_t *a = get_irn_attr(call);
assert(be_is_Call(call));
a->call_tp = call_tp;
}
-void be_Call_set_pop(ir_node *call, unsigned pop) {
+void be_Call_set_pop(ir_node *call, unsigned pop)
+{
be_call_attr_t *a = get_irn_attr(call);
a->pop = pop;
}
-unsigned be_Call_get_pop(const ir_node *call) {
+unsigned be_Call_get_pop(const ir_node *call)
+{
const be_call_attr_t *a = get_irn_attr_const(call);
return a->pop;
}
}
/* Returns the number of real returns values */
-int be_Return_get_n_rets(const ir_node *ret) {
+int be_Return_get_n_rets(const ir_node *ret)
+{
const be_return_attr_t *a = get_irn_generic_attr_const(ret);
return a->num_ret_vals;
}
/* return the number of bytes that should be popped from stack when executing the Return. */
-unsigned be_Return_get_pop(const ir_node *ret) {
+unsigned be_Return_get_pop(const ir_node *ret)
+{
const be_return_attr_t *a = get_irn_generic_attr_const(ret);
return a->pop;
}
/* return non-zero, if number of popped bytes must be always emitted */
-int be_Return_get_emit_pop(const ir_node *ret) {
+int be_Return_get_emit_pop(const ir_node *ret)
+{
const be_return_attr_t *a = get_irn_generic_attr_const(ret);
return a->emit_pop;
}
/* return non-zero, if number of popped bytes must be always emitted */
-void be_Return_set_emit_pop(ir_node *ret, int emit_pop) {
+void be_Return_set_emit_pop(ir_node *ret, int emit_pop)
+{
be_return_attr_t *a = get_irn_generic_attr(ret);
a->emit_pop = emit_pop;
}
-int be_Return_append_node(ir_node *ret, ir_node *node) {
+int be_Return_append_node(ir_node *ret, ir_node *node)
+{
int pos;
pos = add_irn_n(ret, node);
return irn;
}
-ir_node *be_new_RegParams(ir_node *bl, int n_outs)
+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);
- res = new_ir_node(NULL, irg, bl, op_be_RegParams, mode_T, 0, NULL);
+ res = new_ir_node(dbgi, irg, bl, op_be_Start, mode_T, 0, NULL);
init_node_attr(res, 0, -1);
for (i = 0; i < n_outs; ++i) {
add_register_req_out(res);
return optimize_node(irn);
}
-ir_node *be_get_FrameAddr_frame(const ir_node *node) {
+ir_node *be_get_FrameAddr_frame(const ir_node *node)
+{
assert(be_is_FrameAddr(node));
return get_irn_n(node, be_pos_FrameAddr_ptr);
}
return be_new_CopyKeep(cls, bl, src, 1, &keep, mode);
}
-ir_node *be_get_CopyKeep_op(const ir_node *cpy) {
+ir_node *be_get_CopyKeep_op(const ir_node *cpy)
+{
return get_irn_n(cpy, be_pos_CopyKeep_op);
}
-void be_set_CopyKeep_op(ir_node *cpy, ir_node *op) {
+void be_set_CopyKeep_op(ir_node *cpy, ir_node *op)
+{
set_irn_n(cpy, be_pos_CopyKeep_op, op);
}
ir_node *be_Barrier_append_node(ir_node *barrier, ir_node *node)
{
- ir_node *block = get_nodes_block(barrier);
ir_mode *mode = get_irn_mode(node);
int n = add_irn_n(barrier, node);
- ir_node *proj = new_r_Proj(block, barrier, mode, n);
+ ir_node *proj = new_r_Proj(barrier, mode, n);
add_register_req_in(barrier);
add_register_req_out(barrier);
return proj;
}
-int be_has_frame_entity(const ir_node *irn)
+static bool be_has_frame_entity(const ir_node *irn)
{
switch (get_irn_opcode(irn)) {
case beo_Spill:
case beo_Reload:
case beo_FrameAddr:
- return 1;
+ return true;
default:
- return 0;
+ return false;
}
}
be_set_constr_out(irn, pos, cls->class_req);
}
-ir_node *be_get_IncSP_pred(ir_node *irn) {
+ir_node *be_get_IncSP_pred(ir_node *irn)
+{
assert(be_is_IncSP(irn));
return get_irn_n(irn, 0);
}
-void be_set_IncSP_pred(ir_node *incsp, ir_node *pred) {
+void be_set_IncSP_pred(ir_node *incsp, ir_node *pred)
+{
assert(be_is_IncSP(incsp));
set_irn_n(incsp, 0, pred);
}
*/
-static const arch_register_req_t *be_node_get_out_reg_req(
- const ir_node *irn, int pos)
-{
- const backend_info_t *info = be_get_info(irn);
- assert(pos < ARR_LEN(info->out_infos));
- return info->out_infos[pos].req;
-}
-
static const arch_register_req_t *be_node_get_in_reg_req(
const ir_node *irn, int pos)
{
/* for be nodes */
static const arch_irn_ops_t be_node_irn_ops = {
be_node_get_in_reg_req,
- be_node_get_out_reg_req,
be_node_classify,
be_node_get_frame_entity,
be_node_set_frame_entity,
/* for "middleend" nodes */
static const arch_irn_ops_t dummy_be_irn_ops = {
- dummy_reg_req,
dummy_reg_req,
dummy_classify,
dummy_get_frame_entity,
*/
+ir_node *be_new_Phi(ir_node *block, int n_ins, ir_node **ins, ir_mode *mode,
+ const arch_register_class_t *cls)
+{
+ struct obstack *obst = be_get_birg_obst(get_irn_irg(block));
+ backend_info_t *info;
+
+ ir_node *phi = new_r_Phi(block, n_ins, ins, mode);
+ info = be_get_info(phi);
+ info->out_infos = NEW_ARR_D(reg_out_info_t, obst, 1);
+ memset(info->out_infos, 0, 1 * sizeof(info->out_infos[0]));
+ if (cls == NULL) {
+ info->out_infos[0].req = arch_no_register_req;
+ } else {
+ info->out_infos[0].req = cls->class_req;
+ }
+
+ return phi;
+}
+
/**
* Guess correct register class of a phi node by looking at its arguments
*/
assert(mode_is_datab(get_irn_mode(node)));
}
-int be_dump_phi_reg_reqs(ir_node *node, FILE *F, dump_reason_t reason)
+void be_dump_phi_reg_reqs(FILE *F, ir_node *node, dump_reason_t reason)
{
- switch(reason) {
+ switch (reason) {
case dump_node_opcode_txt:
fputs(get_op_name(get_irn_op(node)), F);
break;
case dump_node_nodeattr_txt:
break;
case dump_node_info_txt:
- arch_dump_reqs_and_registers(F, node);
+ {
+ backend_info_t *info = be_get_info(node);
+ if (info != NULL && info->out_infos[0].req != NULL) {
+ arch_dump_reqs_and_registers(F, node);
+ }
break;
+ }
default:
break;
}
-
- return 0;
}
static const arch_irn_ops_t phi_irn_ops = {
- phi_get_irn_reg_req,
phi_get_irn_reg_req,
dummy_classify,
dummy_get_frame_entity,
|_| |___/
*/
-/**
- * Dumps node register requirements to a file.
- */
-static void dump_node_reqs(FILE *F, ir_node *node)
-{
- int i;
- be_node_attr_t *a = get_irn_attr(node);
- int len = ARR_LEN(a->reg_data);
- const backend_info_t *info = be_get_info(node);
-
- for (i = 0; i < len; ++i) {
- const arch_register_req_t *req = a->reg_data[i].in_req;
- if (req->cls == NULL)
- continue;
- fprintf(F, "inreq #%d = ", i);
- arch_dump_register_req(F, req, node);
- fputs("\n", F);
- }
-
- for (i = 0; i < len; ++i) {
- const arch_register_req_t *req = info->out_infos[i].req;
- if (req->cls == NULL)
- continue;
- fprintf(F, "outreq #%d = ", i);
- arch_dump_register_req(F, req, node);
- fputs("\n", F);
- }
-
- fputs("\n", F);
-
- for (i = 0; i < len; ++i) {
- const arch_register_t *reg = arch_irn_get_register(node, i);
- fprintf(F, "reg #%d = %s\n", i, reg != NULL ? reg->name : "n/a");
- }
-}
-
/**
* ir_op-Operation: dump a be node to file
*/
-static int dump_node(ir_node *irn, FILE *f, dump_reason_t reason)
+static void dump_node(FILE *f, ir_node *irn, dump_reason_t reason)
{
be_node_attr_t *at = get_irn_attr(irn);
assert(is_be_node(irn));
- switch(reason) {
+ switch (reason) {
case dump_node_opcode_txt:
fputs(get_op_name(get_irn_op(irn)), f);
break;
}
break;
case dump_node_info_txt:
- dump_node_reqs(f, irn);
+ arch_dump_reqs_and_registers(f, irn);
if (be_has_frame_entity(irn)) {
be_frame_attr_t *a = (be_frame_attr_t *) at;
break;
}
}
-
- return 0;
}
/**
* ir_op-Operation:
* Copies the backend specific attributes from old node to new node.
*/
-static void copy_attr(const ir_node *old_node, ir_node *new_node)
+static void copy_attr(ir_graph *irg, const ir_node *old_node, ir_node *new_node)
{
const be_node_attr_t *old_attr = get_irn_attr_const(old_node);
be_node_attr_t *new_attr = get_irn_attr(new_node);
- ir_graph *irg = get_irn_irg(new_node);
struct obstack *obst = be_get_birg_obst(irg);
backend_info_t *old_info = be_get_info(old_node);
backend_info_t *new_info = be_get_info(new_node);
if (old_info->out_infos != NULL) {
unsigned n_outs = ARR_LEN(old_info->out_infos);
/* need dyanmic out infos? */
- if (be_is_RegParams(new_node) || be_is_Barrier(new_node)
- || be_is_Perm(new_node)) {
+ if (be_is_Barrier(new_node) || be_is_Perm(new_node)) {
new_info->out_infos = NEW_ARR_F(reg_out_info_t, n_outs);
} else {
new_info->out_infos = NEW_ARR_D(reg_out_info_t, obst, n_outs);
op_be_AddSP = new_ir_op(beo_AddSP, "be_AddSP", op_pin_state_pinned, N, 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_pinned, N, 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_pinned, N, oparity_unary, 0, sizeof(be_incsp_attr_t), &be_node_op_ops);
- op_be_RegParams = new_ir_op(beo_RegParams, "be_RegParams", op_pin_state_pinned, N, oparity_zero, 0, sizeof(be_node_attr_t), &be_node_op_ops);
+ op_be_Start = new_ir_op(beo_Start, "be_Start", op_pin_state_pinned, N, 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_floats, N, oparity_unary, 0, sizeof(be_frame_attr_t), &be_node_op_ops);
op_be_Barrier = new_ir_op(beo_Barrier, "be_Barrier", op_pin_state_pinned, N, oparity_dynamic, 0, sizeof(be_node_attr_t), &be_node_op_ops);
op_be_AddSP->ops.node_cmp_attr = node_cmp_attr;
op_be_SubSP->ops.node_cmp_attr = node_cmp_attr;
op_be_IncSP->ops.node_cmp_attr = IncSP_cmp_attr;
- op_be_RegParams->ops.node_cmp_attr = node_cmp_attr;
+ op_be_Start->ops.node_cmp_attr = node_cmp_attr;
op_be_FrameAddr->ops.node_cmp_attr = FrameAddr_cmp_attr;
op_be_Barrier->ops.node_cmp_attr = node_cmp_attr;