#include <string.h>
#include "bearch.h"
-#include "benode_t.h"
+#include "benode.h"
#include "beinfo.h"
#include "ircons_t.h"
#include "irnode_t.h"
const arch_register_req_t *arch_get_register_req(const ir_node *irn, int pos)
{
- const arch_irn_ops_t *ops;
-
if (is_Proj(irn)) {
+ ir_node *pred = get_Proj_pred(irn);
+ long pn = get_Proj_proj(irn);
assert(pos == -1);
- pos = -1-get_Proj_proj(irn);
- irn = get_Proj_pred(irn);
+ return arch_get_out_register_req(pred, pn);
}
- ops = get_irn_ops_simple(irn);
+
if (pos < 0) {
- return ops->get_irn_reg_req_out(irn, -pos-1);
+ return arch_get_out_register_req(irn, -pos-1);
} else {
- return ops->get_irn_reg_req_in(irn, pos);
- }
-}
-
-const arch_register_req_t *arch_get_register_req_out(const ir_node *irn)
-{
- int pos = 0;
- const arch_irn_ops_t *ops;
-
- if (is_Proj(irn)) {
- pos = get_Proj_proj(irn);
- irn = get_Proj_pred(irn);
- } else if (get_irn_mode(irn) == mode_T) {
- return arch_no_register_req;
+ return arch_get_in_register_req(irn, pos);
}
- ops = get_irn_ops(irn);
- return ops->get_irn_reg_req_out(irn, pos);
}
void arch_set_frame_offset(ir_node *irn, int offset)
return ops->get_frame_entity(irn);
}
-void arch_set_frame_entity(ir_node *irn, ir_entity *ent)
-{
- const arch_irn_ops_t *ops = get_irn_ops(irn);
- ops->set_frame_entity(irn, ent);
-}
-
int arch_get_sp_bias(ir_node *irn)
{
const arch_irn_ops_t *ops = get_irn_ops(irn);
{
const arch_irn_ops_t *ops = get_irn_ops(irn);
- if(ops->get_inverse) {
+ if (ops->get_inverse) {
return ops->get_inverse(irn, i, inverse, obstack);
} else {
return NULL;
{
const arch_irn_ops_t *ops = get_irn_ops(irn);
- if(ops->possible_memory_operand) {
+ if (ops->possible_memory_operand) {
return ops->possible_memory_operand(irn, i);
} else {
return 0;
{
const arch_irn_ops_t *ops = get_irn_ops(irn);
- if(ops->perform_memory_operand) {
+ if (ops->perform_memory_operand) {
ops->perform_memory_operand(irn, spill, i);
} else {
return;
{
const arch_irn_ops_t *ops = get_irn_ops(irn);
- if(ops->get_op_estimated_cost) {
+ if (ops->get_op_estimated_cost) {
return ops->get_op_estimated_cost(irn);
} else {
return 1;
}
}
-void arch_put_non_ignore_regs(const arch_register_class_t *cls, bitset_t *bs)
-{
- unsigned i;
-
- for(i = 0; i < cls->n_regs; ++i) {
- if(!arch_register_type_is(&cls->regs[i], ignore))
- bitset_set(bs, i);
- }
-}
-
-int arch_reg_is_allocatable(const ir_node *irn, int pos, const arch_register_t *reg)
+int arch_reg_is_allocatable(const ir_node *irn, int pos,
+ const arch_register_t *reg)
{
const arch_register_req_t *req = arch_get_register_req(irn, pos);
- if(req->type == arch_register_req_type_none)
+ if (req->type == arch_register_req_type_none)
return 0;
- if(arch_register_req_is(req, limited)) {
- assert(arch_register_get_class(reg) == req->cls);
+ if (arch_register_req_is(req, limited)) {
+ if (arch_register_get_class(reg) != req->cls)
+ return 0;
return rbitset_is_set(req->limited, arch_register_get_index(reg));
}
static inline reg_out_info_t *get_out_info(const ir_node *node)
{
- int pos = 0;
+ size_t pos = 0;
const backend_info_t *info;
assert(get_irn_mode(node) != mode_T);
}
info = be_get_info(node);
- assert(pos >= 0 && pos < ARR_LEN(info->out_infos));
+ assert(pos < ARR_LEN(info->out_infos));
return &info->out_infos[pos];
}
{
const backend_info_t *info = be_get_info(node);
assert(!is_Proj(node));
- assert(pos >= 0 && pos < ARR_LEN(info->out_infos));
+ assert(pos >= 0 && pos < (int)ARR_LEN(info->out_infos));
return &info->out_infos[pos];
}
info->flags |= flags;
}
-extern char *arch_register_req_format(char *buf, size_t len,
- const arch_register_req_t *req,
- const ir_node *node)
+void arch_dump_register_req(FILE *F, const arch_register_req_t *req,
+ const ir_node *node)
{
- char tmp[128];
- snprintf(buf, len, "class: %s", req->cls->name);
+ if (req == NULL || req->type == arch_register_req_type_none) {
+ fprintf(F, "n/a");
+ return;
+ }
- if(arch_register_req_is(req, limited)) {
+ fprintf(F, "%s", req->cls->name);
+
+ if (arch_register_req_is(req, limited)) {
unsigned n_regs = req->cls->n_regs;
unsigned i;
- strncat(buf, " limited:", len);
- for(i = 0; i < n_regs; ++i) {
- if(rbitset_is_set(req->limited, i)) {
+ fprintf(F, " limited to");
+ for (i = 0; i < n_regs; ++i) {
+ if (rbitset_is_set(req->limited, i)) {
const arch_register_t *reg = &req->cls->regs[i];
- strncat(buf, " ", len);
- strncat(buf, reg->name, len);
+ fprintf(F, " %s", reg->name);
}
}
}
- if(arch_register_req_is(req, should_be_same)) {
+ if (arch_register_req_is(req, should_be_same)) {
const unsigned other = req->other_same;
int i;
- ir_snprintf(tmp, sizeof(tmp), " same to:");
+ fprintf(F, " same as");
for (i = 0; 1U << i <= other; ++i) {
if (other & (1U << i)) {
- ir_snprintf(tmp, sizeof(tmp), " %+F", get_irn_n(skip_Proj_const(node), i));
- strncat(buf, tmp, len);
+ ir_fprintf(F, " %+F", get_irn_n(skip_Proj_const(node), i));
}
}
}
const unsigned other = req->other_different;
int i;
- ir_snprintf(tmp, sizeof(tmp), " different from:");
+ fprintf(F, " different from");
for (i = 0; 1U << i <= other; ++i) {
if (other & (1U << i)) {
- ir_snprintf(tmp, sizeof(tmp), " %+F", get_irn_n(skip_Proj_const(node), i));
- strncat(buf, tmp, len);
+ ir_fprintf(F, " %+F", get_irn_n(skip_Proj_const(node), i));
}
}
}
+ if (req->width != 1) {
+ fprintf(F, " width:%u", req->width);
+ }
+ if (arch_register_req_is(req, aligned)) {
+ fprintf(F, " aligned");
+ }
if (arch_register_req_is(req, ignore)) {
- strncat(buf, " ignore", len);
+ fprintf(F, " ignore");
}
if (arch_register_req_is(req, produces_sp)) {
- strncat(buf, " produces_sp", len);
+ fprintf(F, " produces_sp");
+ }
+}
+
+void arch_dump_reqs_and_registers(FILE *F, const ir_node *node)
+{
+ int n_ins = get_irn_arity(node);
+ int n_outs = arch_irn_get_n_outs(node);
+ arch_irn_flags_t flags = arch_irn_get_flags(node);
+ int i;
+
+ for (i = 0; i < n_ins; ++i) {
+ const arch_register_req_t *req = arch_get_in_register_req(node, i);
+ fprintf(F, "inreq #%d = ", i);
+ arch_dump_register_req(F, req, node);
+ fputs("\n", F);
+ }
+ for (i = 0; i < n_outs; ++i) {
+ const arch_register_req_t *req = arch_get_out_register_req(node, i);
+ fprintf(F, "outreq #%d = ", i);
+ arch_dump_register_req(F, req, node);
+ fputs("\n", F);
+ }
+ for (i = 0; i < n_outs; ++i) {
+ const arch_register_t *reg = arch_irn_get_register(node, i);
+ const arch_register_req_t *req = arch_get_out_register_req(node, i);
+ if (req->cls == NULL)
+ continue;
+ fprintf(F, "reg #%d = %s\n", i, reg != NULL ? reg->name : "n/a");
}
- return buf;
+ fprintf(F, "flags =");
+ if (flags == arch_irn_flags_none) {
+ fprintf(F, " none");
+ } else {
+ if (flags & arch_irn_flags_dont_spill) {
+ fprintf(F, " unspillable");
+ }
+ if (flags & arch_irn_flags_rematerializable) {
+ fprintf(F, " remat");
+ }
+ if (flags & arch_irn_flags_modify_flags) {
+ fprintf(F, " modify_flags");
+ }
+ }
+ fprintf(F, " (%d)\n", flags);
}
static const arch_register_req_t no_requirement = {
NULL,
NULL,
0,
+ 0,
0
};
const arch_register_req_t *arch_no_register_req = &no_requirement;