# This script generates C code which emits assembler code for the
# assembler ir nodes. It takes a "emit" key from the node specification
# and substitutes lines starting with . with a corresponding fprintf().
-# Creation: 2005/11/07
-# $Id$
use strict;
use Data::Dumper;
our %nodes;
our %emit_templates;
our $finish_line_template = "be_emit_finish_line_gas(node);";
+our $indent_line_func;
my $target_c = $target_dir."/gen_".$arch."_emitter.c";
my $target_h = $target_dir."/gen_".$arch."_emitter.h";
sub create_emitter {
my $result = shift;
my $indent = shift;
- my $template = "\\t" . shift;
+ my $template = shift;
our %emit_templates;
our $arch;
+ if (!defined($indent_line_func)) {
+ $template = "\\t" . $template;
+ } else {
+ push(@{$result}, "${indent}${indent_line_func};\n");
+ }
+
my @tokens = ($template =~ m/(?:[^%]|%%)+|\%[a-zA-Z_][a-zA-Z0-9_]*|%\./g);
for (@tokens) {
SWITCH: {
$line = "static void emit_${arch}_${op}(const ir_node *node)";
- push(@obst_register, " BE_EMIT($op);\n");
+ push(@obst_register, " ${arch}_register_emitter(op_${arch}_${op}, emit_${arch}_${op});\n");
if($n{"emit"} eq "") {
- push(@obst_func, $line." {\n");
+ push(@obst_func, $line."\n");
+ push(@obst_func, "{\n");
push(@obst_func, "\t(void) node;\n");
push(@obst_func, "}\n\n");
next;
}
- push(@obst_func, $line." {\n");
+ push(@obst_func, $line."\n");
+ push(@obst_func, "{\n");
my @emit = split(/\n/, $n{"emit"});
foreach my $template (@emit) {
# substitute only lines, starting with a '.'
- if ($template =~ /^(\s*)\.\s*(.*)/) {
+ if ($template eq '') {
+ # nothing
+ } elsif ($template =~ /^(\s*)\.\s*(.*)/) {
my $indent = "\t$1";
create_emitter(\@obst_func, $indent, $2);
} else {
- push(@obst_func, "\t$template\n");
+ push(@obst_func, "\t${arch}_emitf(node, \"$template\");\n");
}
}
#include "config.h"
#include <stdio.h>
+#include <assert.h>
#include "irnode.h"
#include "irop_t.h"
#include "irprog_t.h"
-#include "../beemitter.h"
+#include "beemitter.h"
#include "gen_${arch}_emitter.h"
#include "${arch}_new_nodes.h"
print OUT @obst_func;
print OUT<<EOF;
+
+typedef void (*emit_func)(const ir_node *node);
+
+static void ${arch}_register_emitter(ir_op *op, emit_func func)
+{
+ assert(op->ops.generic == NULL);
+ op->ops.generic = (op_func)func;
+}
+
/**
* Enters the emitter functions for handled nodes into the generic
* pointer of an opcode.
*/
-void $arch\_register_spec_emitters(void) {
-
-#define BE_EMIT(a) op_$arch\_##a->ops.generic = (op_func)emit_$arch\_##a
-
- /* generated emitter functions */
+void $arch\_register_spec_emitters(void)
+{
EOF
print OUT @obst_register;
print OUT<<EOF;
-
-#undef BE_EMIT
}
EOF