#!/usr/bin/perl -w
+#
+# Copyright (C) 1995-2008 University of Karlsruhe. All right reserved.
+#
+# This file is part of libFirm.
+#
+# This file may be distributed and/or modified under the terms of the
+# GNU General Public License version 2 as published by the Free Software
+# Foundation and appearing in the file LICENSE.GPL included in the
+# packaging of this file.
+#
+# Licensees holding valid libFirm Professional Edition licenses may use
+# this file in accordance with the libFirm Commercial License.
+# Agreement provided with the Software.
+#
+# This file is provided AS IS with NO WARRANTY OF ANY KIND, INCLUDING THE
+# WARRANTY OF DESIGN, MERCHANTABILITY AND FITNESS FOR A PARTICULAR
+# PURPOSE.
+#
+
# This script generates the data structures for the machine description.
# Creation: 2006/10/20
# $Id$
our $arch;
our %cpu;
+our %vliw;
# include spec file
no strict "subs";
unless ($return = do $specfile) {
- warn "couldn't parse $specfile: $@" if $@;
- warn "couldn't do $specfile: $!" unless defined $return;
- warn "couldn't run $specfile" unless $return;
+ die "Fatal error: couldn't parse $specfile: $@" if $@;
+ die "Fatal error: couldn't do $specfile: $!" unless defined $return;
+ die "Fatal error: couldn't run $specfile" unless $return;
}
use strict "subs";
my @obst_execunits_header; # stack for execunit variables
my @obst_init_unit_types; # stack for unit type variable init
-my $num_unit_types = scalar(keys(%cpu));
+my $bundle_size = exists($vliw{"bundle_size"}) ? $vliw{"bundle_size"} : 3;
+my $bundles_per_cycle = exists($vliw{"bundles_per_cycle"}) ? $vliw{"bundles_per_cycle"} : 1;
+
my $tmp = uc($arch);
my $idx = 0;
my $has_desc = defined(%cpu);
+my $num_unit_types = scalar(keys(%cpu));
if ($has_desc) {
push(@obst_unit_tp_defs, "/* enum for execution unit types */\n");
foreach my $unit_type (keys(%cpu)) {
my $tp_name = "$tmp\_EXECUNIT_TP_$unit_type";
my @cur_tp = @{ $cpu{"$unit_type"} };
- my $num_units = scalar(@cur_tp);
+ my $num_units = scalar(@cur_tp) - 1;
- push(@obst_init_unit_types, "\t{ $num_units, \"$unit_type\", $arch\_execution_units_$unit_type },\n");
+ push(@obst_init_unit_types, "\t{ $num_units, ".shift(@cur_tp).", \"$unit_type\", $arch\_execution_units_$unit_type },\n");
push(@obst_execunits, "be_execution_unit_t $arch\_execution_units_".$unit_type."[$num_units];\n");
push(@obst_execunits_header, "extern be_execution_unit_t $arch\_execution_units_".$unit_type."[$num_units];\n");
push(@obst_unit_tp_defs, "\t$tp_name,\n");
push(@obst_init, "\n\t\t/* init of execution unit type $tp_name */\n");
push(@obst_init, "\t\tcur_unit_tp = &$arch\_execution_unit_types[$tp_name];\n");
+ push(@obst_init, "\t\t(void) cur_unit_tp; /* avoid warning */\n");
push(@obst_unit_defs, "/* enum for execution units of type $unit_type */\n");
push(@obst_unit_defs, "enum $arch\_execunit_tp_$unit_type\_vals {\n");
+
foreach my $unit (@cur_tp) {
my $unit_name = "$tp_name\_$unit";
push(@obst_unit_tp_defs, "};\n\n") if ($has_desc);
-open(OUT, ">$target_h") || die("Could not open $target_h, reason: $!\n");
+open(OUT, ">$target_h") || die("Fatal error: Could not open $target_h, reason: $!\n");
my $creation_time = localtime(time());
print OUT<<EOF;
-#ifndef _GEN_$tmp\_MACHINE_H_
-#define _GEN_$tmp\_MACHINE_H_
-
/**
- * Function prototypes for the machine description.
- * DO NOT EDIT THIS FILE, your changes will be lost.
- * Edit $specfile instead.
- * created by: $0 $specfile $target_dir
- * date: $creation_time
+ * \@file
+ * \@brief Function prototypes for the machine description.
+ * \@note DO NOT EDIT THIS FILE, your changes will be lost.
+ * Edit $specfile instead.
+ * created by: $0 $specfile $target_dir
+ * \@date $creation_time
*/
+#ifndef FIRM_BE_${tmp}_GEN_${tmp}_MACHINE_H
+#define FIRM_BE_${tmp}_GEN_${tmp}_MACHINE_H
#include "../bemachine.h"
/**
* Returns the $arch machine description.
*/
-const be_machine_t *$arch\_get_machine_description(void);
+const be_machine_t *$arch\_init_machine_description(void);
EOF
print OUT<<EOF;
-#endif /* _GEN_$tmp\_MACHINE_H_ */
+#endif
EOF
close(OUT);
-open(OUT, ">$target_c") || die("Could not open $target_c, reason: $!\n");
+open(OUT, ">$target_c") || die("Fatal error: Could not open $target_c, reason: $!\n");
$creation_time = localtime(time());
print OUT<<EOF;
/**
- * Generated functions for machine description interface.
- * DO NOT EDIT THIS FILE, your changes will be lost.
- * Edit $specfile instead.
- * created by: $0 $specfile $target_dir
- * date: $creation_time
+ * \@file
+ * \@brief Generated functions for machine description interface.
+ * \@note DO NOT EDIT THIS FILE, your changes will be lost.
+ * Edit $specfile instead.
+ * created by: $0 $specfile $target_dir
+ * \@date $creation_time
*/
-#ifdef HAVE_CONFIG_H
#include "config.h"
-#endif
+
+#include <stdlib.h>
#include "gen_$arch\_machine.h"
print OUT @obst_execunits;
+if ($num_unit_types > 0) {
print OUT<<EOF;
-static be_execution_unit_type_t $arch\_execution_unit_types[] = {
+be_execution_unit_type_t $arch\_execution_unit_types[] = {
EOF
+}
print OUT @obst_init_unit_types;
-print OUT<<EOF;
-};
+my $types;
+if ($num_unit_types > 0) {
+ print OUT "};\n\n";
+ $types = "$arch\_execution_unit_types";
+} else {
+ $types = "NULL";
+}
-static be_machine_t $arch\_cpu = {
+print OUT<<EOF;
+be_machine_t $arch\_cpu = {
+ $bundle_size,
+ $bundles_per_cycle,
$num_unit_types,
- $arch\_execution_unit_types
+ $types
};
/**
* Returns the $arch machines description
*/
-const be_machine_t *$arch\_get_machine_description(void) {
+const be_machine_t *$arch\_init_machine_description(void) {
static int initialized = 0;
if (! initialized) {
be_execution_unit_type_t *cur_unit_tp;
+ (void) cur_unit_tp; /* avoid warning */
+
+ be_machine_init_dummy_unit();
EOF
print OUT @obst_init;